X-Git-Url: http://nitlanguage.org

diff --git a/c_src/mmbuilder._sep.c b/c_src/mmbuilder._sep.c
index 0a62eb2..35fafef 100644
--- a/c_src/mmbuilder._sep.c
+++ b/c_src/mmbuilder._sep.c
@@ -1,4362 +1,9301 @@
 /* This C file is generated by NIT to compile module mmbuilder. */
 #include "mmbuilder._sep.h"
-val_t mmbuilder___CSHSorter___compare(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 27, LOCATE_mmbuilder___CSHSorter___compare};
-  val_t variable[6];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___cshe( variable[1] /*a*/)( variable[1] /*a*/) /*MMLocalClass::cshe*/;
-  variable[4] = CALL_partial_order___PartialOrderElement___rank(variable[4])(variable[4]) /*PartialOrderElement::rank*/;
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___cshe( variable[2] /*b*/)( variable[2] /*b*/) /*MMLocalClass::cshe*/;
-  variable[5] = CALL_partial_order___PartialOrderElement___rank(variable[5])(variable[5]) /*PartialOrderElement::rank*/;
-  variable[4] = CALL_kernel___Comparable_____leqg(variable[4])(variable[4], variable[5]) /*Int::<=>*/;
-  variable[3] = variable[4];
-  goto return_label0;
-  return_label0: while(false);
-  tracehead = trace.prev;
-  return variable[3];
-}
-void mmbuilder___CSHSorter___init(val_t  self, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 32, LOCATE_mmbuilder___CSHSorter___init};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_CSHSorter].i]) return;
-  return_label1: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_CSHSorter].i] = 1;
-  tracehead = trace.prev;
+val_t mmbuilder___CSHSorter___compare(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 27;
+  fra.me.meth = LOCATE_mmbuilder___CSHSorter___compare;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:29 */
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___cshe(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = CALL_partial_order___PartialOrderElement___rank(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[2] = CALL_abstractmetamodel___MMLocalClass___cshe(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = CALL_partial_order___PartialOrderElement___rank(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = CALL_kernel___Comparable_____leqg(REGB0)(REGB0, REGB1);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB1;
+}
+void mmbuilder___CSHSorter___init(val_t p0, int* init_table){
+  int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_CSHSorter].i;
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  if (init_table[itpos0]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 32;
+  fra.me.meth = LOCATE_mmbuilder___CSHSorter___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:32 */
+  CALL_sorter___AbstractSorter___init(fra.me.REG[0])(fra.me.REG[0], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos0] = 1;
   return;
 }
-void mmbuilder___MMSrcModule___do_mmbuilder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 36, LOCATE_mmbuilder___MMSrcModule___do_mmbuilder};
-  static val_t once_value_4; static int once_bool_4; /* Once value for variable[7]*/
-  val_t variable[19];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_inheritance___MMModule___import_global_classes(variable[3])(variable[3]) /*MMModule::import_global_classes*/;
-  variable[4] = variable[0];
-  variable[5] = NEW_ClassBuilderVisitor_mmbuilder___ClassBuilderVisitor___init( variable[1] /*tc*/, variable[4]); /*new ClassBuilderVisitor*/
-  variable[4] = variable[5];
-  variable[3] = variable[4];
-  variable[4] = variable[0];
-  variable[4] = CALL_syntax_base___MMSrcModule___node(variable[4])(variable[4]) /*MMSrcModule::node*/;
-  CALL_parser_prod___Visitor___visit( variable[3] /*mmbv*/)( variable[3] /*mmbv*/, variable[4]) /*ClassBuilderVisitor::visit*/;
-  variable[4] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[4] = TAG_Bool(UNTAG_Int(variable[4])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  variable[4] = variable[0];
-  CALL_inheritance___MMModule___import_local_classes(variable[4])(variable[4]) /*MMModule::import_local_classes*/;
-  variable[5] = variable[0];
-  variable[6] = NEW_ClassSpecializationBuilderVisitor_mmbuilder___ClassSpecializationBuilderVisitor___init( variable[1] /*tc*/, variable[5]); /*new ClassSpecializationBuilderVisitor*/
-  variable[5] = variable[6];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  variable[5] = CALL_syntax_base___MMSrcModule___node(variable[5])(variable[5]) /*MMSrcModule::node*/;
-  CALL_parser_prod___Visitor___visit( variable[4] /*mmbv1*/)( variable[4] /*mmbv1*/, variable[5]) /*ClassSpecializationBuilderVisitor::visit*/;
-  variable[5] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[5] = TAG_Bool(UNTAG_Int(variable[5])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  variable[5] = variable[0];
-  variable[5] = CALL_abstractmetamodel___MMModule___local_classes(variable[5])(variable[5]) /*MMModule::local_classes*/;
-  variable[5] = CALL_abstract_collection___Collection___iterator(variable[5])(variable[5]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___is_ok(variable[5])(variable[5]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[6])) break; /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___item(variable[5])(variable[5]) /*ArrayIterator::item*/;
-    variable[7] = variable[6];
-    variable[8] = variable[0];
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___global( variable[7] /*c*/)( variable[7] /*c*/) /*MMLocalClass::global*/;
-    variable[9] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[9])(variable[9]) /*MMGlobalClass::intro*/;
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___module(variable[9])(variable[9]) /*MMLocalClass::module*/;
-    variable[8] = CALL_abstractmetamodel___MMModule___visibility_for(variable[8])(variable[8], variable[9]) /*MMModule::visibility_for*/;
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___global( variable[7] /*c*/)( variable[7] /*c*/) /*MMLocalClass::global*/;
-    variable[9] = CALL_abstractmetamodel___MMGlobalClass___visibility_level(variable[9])(variable[9]) /*MMGlobalClass::visibility_level*/;
-    variable[8] = TAG_Bool(UNTAG_Int(variable[8])<UNTAG_Int(variable[9]));
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      goto continue_3;
-    }
-    CALL_inheritance___MMLocalClass___compute_super_classes( variable[7] /*c*/)( variable[7] /*c*/) /*MMLocalClass::compute_super_classes*/;
-    continue_3: while(0);
-    CALL_abstract_collection___Iterator___next(variable[5])(variable[5]) /*ArrayIterator::next*/;
-  }
-  break_3: while(0);
-  variable[6] = variable[0];
-  variable[6] = CALL_abstractmetamodel___MMModule___class_specialization_hierarchy(variable[6])(variable[6]) /*MMModule::class_specialization_hierarchy*/;
-  variable[6] = CALL_array___Collection___to_a(variable[6])(variable[6]) /*Collection::to_a*/;
-  variable[5] = variable[6];
-  if (once_bool_4) variable[7] = once_value_4;
-  else {
-    variable[7] = NEW_CSHSorter_mmbuilder___CSHSorter___init(); /*new CSHSorter*/
-    once_value_4 = variable[7];
-    once_bool_4 = true;
-  }
-  variable[6] = variable[7];
-  CALL_sorter___AbstractSorter___sort( variable[6] /*sorter*/)( variable[6] /*sorter*/,  variable[5] /*classes*/) /*AbstractSorter::sort*/;
-  variable[8] = variable[0];
-  variable[9] = NEW_ClassAncestorBuilder_mmbuilder___ClassAncestorBuilder___init( variable[1] /*tc*/, variable[8]); /*new ClassAncestorBuilder*/
-  variable[8] = variable[9];
-  variable[7] = variable[8];
-  variable[8] = CALL_abstract_collection___Collection___iterator( variable[5] /*classes*/)( variable[5] /*classes*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[9] = CALL_abstract_collection___Iterator___is_ok(variable[8])(variable[8]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[9])) break; /*for*/
-    variable[9] = CALL_abstract_collection___Iterator___item(variable[8])(variable[8]) /*ArrayIterator::item*/;
-    variable[10] = variable[9];
-    CALL_mmbuilder___MMLocalClass___accept_class_visitor( variable[10] /*c*/)( variable[10] /*c*/,  variable[7] /*mmbv1b*/) /*MMLocalClass::accept_class_visitor*/;
-    CALL_inheritance___MMLocalClass___compute_ancestors( variable[10] /*c*/)( variable[10] /*c*/) /*MMLocalClass::compute_ancestors*/;
-    continue_5: while(0);
-    CALL_abstract_collection___Iterator___next(variable[8])(variable[8]) /*ArrayIterator::next*/;
-  }
-  break_5: while(0);
-  variable[8] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[8] = TAG_Bool(UNTAG_Int(variable[8])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[8])) { /*if*/
-    variable[8] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  variable[9] = variable[0];
-  variable[10] = NEW_ClassVerifierVisitor_mmbuilder___ClassVerifierVisitor___init( variable[1] /*tc*/, variable[9]); /*new ClassVerifierVisitor*/
-  variable[9] = variable[10];
-  variable[8] = variable[9];
-  variable[9] = CALL_abstract_collection___Collection___iterator( variable[5] /*classes*/)( variable[5] /*classes*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[10] = CALL_abstract_collection___Iterator___is_ok(variable[9])(variable[9]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[10])) break; /*for*/
-    variable[10] = CALL_abstract_collection___Iterator___item(variable[9])(variable[9]) /*ArrayIterator::item*/;
-    variable[11] = variable[10];
-    CALL_mmbuilder___MMLocalClass___accept_class_visitor( variable[11] /*c*/)( variable[11] /*c*/,  variable[8] /*mmbv1b*/) /*MMLocalClass::accept_class_visitor*/;
-    continue_6: while(0);
-    CALL_abstract_collection___Iterator___next(variable[9])(variable[9]) /*ArrayIterator::next*/;
-  }
-  break_6: while(0);
-  variable[9] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[9] = TAG_Bool(UNTAG_Int(variable[9])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[9])) { /*if*/
-    variable[9] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  variable[10] = variable[0];
-  variable[11] = NEW_PropertyBuilderVisitor_mmbuilder___PropertyBuilderVisitor___init( variable[1] /*tc*/, variable[10]); /*new PropertyBuilderVisitor*/
-  variable[10] = variable[11];
-  variable[9] = variable[10];
-  variable[10] = CALL_abstract_collection___Collection___iterator( variable[5] /*classes*/)( variable[5] /*classes*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[11] = CALL_abstract_collection___Iterator___is_ok(variable[10])(variable[10]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[11])) break; /*for*/
-    variable[11] = CALL_abstract_collection___Iterator___item(variable[10])(variable[10]) /*ArrayIterator::item*/;
-    variable[12] = variable[11];
-    CALL_inheritance___MMLocalClass___inherit_global_properties( variable[12] /*c*/)( variable[12] /*c*/) /*MMLocalClass::inherit_global_properties*/;
-    CALL_mmbuilder___MMLocalClass___accept_class_visitor( variable[12] /*c*/)( variable[12] /*c*/,  variable[9] /*mmbv2*/) /*MMLocalClass::accept_class_visitor*/;
-    variable[13] = TAG_Bool(( variable[12] /*c*/==NIT_NULL) || VAL_ISA( variable[12] /*c*/, COLOR_MMSrcLocalClass, ID_MMSrcLocalClass)) /*cast MMSrcLocalClass*/;
-    variable[14] = variable[13];
-    if (UNTAG_Bool(variable[14])) { /* and */
-      variable[14] = CALL_abstractmetamodel___MMLocalClass___global( variable[12] /*c*/)( variable[12] /*c*/) /*MMLocalClass::global*/;
-      variable[14] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[14])(variable[14]) /*MMGlobalClass::intro*/;
-      variable[14] = TAG_Bool((variable[14] ==  variable[12] /*c*/) || ((variable[14] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[14])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[14], variable[12] /*c*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[14])(variable[14],  variable[12] /*c*/) /*Object::==*/)))));
-    }
-    variable[13] = variable[14];
-    variable[14] = variable[13];
-    if (UNTAG_Bool(variable[14])) { /* and */
-      variable[14] = CALL_abstractmetamodel___MMLocalClass___global( variable[12] /*c*/)( variable[12] /*c*/) /*MMLocalClass::global*/;
-      variable[14] = CALL_abstractmetamodel___MMGlobalClass___is_universal(variable[14])(variable[14]) /*MMGlobalClass::is_universal*/;
-      variable[14] =  TAG_Bool(!UNTAG_Bool(variable[14]));
-    }
-    variable[13] = variable[14];
-    variable[14] = variable[13];
-    if (UNTAG_Bool(variable[14])) { /* and */
-      variable[14] = CALL_abstractmetamodel___MMLocalClass___global( variable[12] /*c*/)( variable[12] /*c*/) /*MMLocalClass::global*/;
-      variable[14] = CALL_abstractmetamodel___MMGlobalClass___is_interface(variable[14])(variable[14]) /*MMGlobalClass::is_interface*/;
-      variable[14] =  TAG_Bool(!UNTAG_Bool(variable[14]));
-    }
-    variable[13] = variable[14];
-    if (UNTAG_Bool(variable[13])) { /*if*/
-      CALL_mmbuilder___MMSrcLocalClass___process_default_constructors( variable[12] /*c*/)( variable[12] /*c*/,  variable[9] /*mmbv2*/) /*MMSrcLocalClass::process_default_constructors*/;
-    }
-    continue_7: while(0);
-    CALL_abstract_collection___Iterator___next(variable[10])(variable[10]) /*ArrayIterator::next*/;
-  }
-  break_7: while(0);
-  variable[10] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[10] = TAG_Bool(UNTAG_Int(variable[10])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[10])) { /*if*/
-    variable[10] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  variable[11] = variable[0];
-  variable[12] = NEW_PropertyVerifierVisitor_mmbuilder___PropertyVerifierVisitor___init( variable[1] /*tc*/, variable[11]); /*new PropertyVerifierVisitor*/
-  variable[11] = variable[12];
-  variable[10] = variable[11];
-  variable[11] = CALL_abstract_collection___Collection___iterator( variable[5] /*classes*/)( variable[5] /*classes*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[12] = CALL_abstract_collection___Iterator___is_ok(variable[11])(variable[11]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[12])) break; /*for*/
-    variable[12] = CALL_abstract_collection___Iterator___item(variable[11])(variable[11]) /*ArrayIterator::item*/;
-    variable[13] = variable[12];
-    CALL_mmbuilder___MMLocalClass___accept_properties_visitor( variable[13] /*c*/)( variable[13] /*c*/,  variable[10] /*mmbv3*/) /*MMLocalClass::accept_properties_visitor*/;
-    continue_8: while(0);
-    CALL_abstract_collection___Iterator___next(variable[11])(variable[11]) /*ArrayIterator::next*/;
-  }
-  break_8: while(0);
-  variable[11] = CALL_abstract_collection___Collection___iterator( variable[5] /*classes*/)( variable[5] /*classes*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[12] = CALL_abstract_collection___Iterator___is_ok(variable[11])(variable[11]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[12])) break; /*for*/
-    variable[12] = CALL_abstract_collection___Iterator___item(variable[11])(variable[11]) /*ArrayIterator::item*/;
-    variable[13] = variable[12];
-    variable[14] = CALL_abstractmetamodel___MMLocalClass___global_properties( variable[13] /*c*/)( variable[13] /*c*/) /*MMLocalClass::global_properties*/;
-    variable[14] = CALL_abstract_collection___Collection___iterator(variable[14])(variable[14]) /*Collection::iterator*/;
-    while (true) { /*for*/
-      variable[15] = CALL_abstract_collection___Iterator___is_ok(variable[14])(variable[14]) /*Iterator::is_ok*/;
-      if (!UNTAG_Bool(variable[15])) break; /*for*/
-      variable[15] = CALL_abstract_collection___Iterator___item(variable[14])(variable[14]) /*Iterator::item*/;
-      variable[16] = variable[15];
-      variable[17] = variable[0];
-      variable[18] = CALL_abstractmetamodel___MMGlobalProperty___intro( variable[16] /*g*/)( variable[16] /*g*/) /*MMGlobalProperty::intro*/;
-      variable[18] = CALL_abstractmetamodel___MMLocalProperty___module(variable[18])(variable[18]) /*MMLocalProperty::module*/;
-      variable[17] = CALL_abstractmetamodel___MMModule___visibility_for(variable[17])(variable[17], variable[18]) /*MMModule::visibility_for*/;
-      variable[18] = CALL_abstractmetamodel___MMGlobalProperty___visibility_level( variable[16] /*g*/)( variable[16] /*g*/) /*MMGlobalProperty::visibility_level*/;
-      variable[17] = TAG_Bool(UNTAG_Int(variable[17])<UNTAG_Int(variable[18]));
-      if (UNTAG_Bool(variable[17])) { /*if*/
-        goto continue_10;
+void mmbuilder___MMSrcModule___do_mmbuilder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[7];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 36;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcModule___do_mmbuilder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 8;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:41 */
+  CALL_inheritance___MMModule___import_global_classes(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:44 */
+  fra.me.REG[2] = NEW_ClassBuilderVisitor_mmbuilder___ClassBuilderVisitor___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:45 */
+  fra.me.REG[3] = CALL_syntax_base___MMSrcModule___node(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_parser_prod___Visitor___enter_visit(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:46 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:48 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMModule___mhe(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 48);
+  }
+  fra.me.REG[3] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[3])(fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:49 */
+    CALL_mmbuilder___MMSrcModule___process_default_classes(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  }
+  /* ./syntax//mmbuilder.nit:53 */
+  CALL_inheritance___MMModule___import_local_classes(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:56 */
+  fra.me.REG[3] = NEW_ClassSpecializationBuilderVisitor_mmbuilder___ClassSpecializationBuilderVisitor___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:57 */
+  fra.me.REG[2] = CALL_syntax_base___MMSrcModule___node(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_parser_prod___Visitor___enter_visit(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:58 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:61 */
+  fra.me.REG[2] = CALL_abstractmetamodel___MMModule___local_classes(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[2])(fra.me.REG[2], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcModule___do_mmbuilder_1));
+  /* ./syntax//mmbuilder.nit:67 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:72 */
+  fra.me.REG[2] = CALL_abstractmetamodel___MMModule___class_specialization_hierarchy(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_array___Collection___to_a(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:75 */
+  if (!once_value_3) {
+    fra.me.REG[3] = NEW_CSHSorter_mmbuilder___CSHSorter___init();
+    once_value_3 = fra.me.REG[3];
+    register_static_object(&once_value_3);
+  } else fra.me.REG[3] = once_value_3;
+  fra.me.REG[3] = fra.me.REG[3];
+  /* ./syntax//mmbuilder.nit:76 */
+  CALL_sorter___AbstractSorter___sort(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:79 */
+  fra.me.REG[3] = NEW_ClassAncestorBuilder_mmbuilder___ClassAncestorBuilder___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:231 */
+  fra.me.REG[4] = fra.me.REG[2];
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[5] = ATTR_array___Array____items(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:81 */
+      CALL_mmbuilder___MMLocalClass___accept_class_visitor(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[3]);
+      /* ./syntax//mmbuilder.nit:82 */
+      CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+      /* ./syntax//mmbuilder.nit:83 */
+      CALL_inheritance___MMLocalClass___compute_ancestors(fra.me.REG[6])(fra.me.REG[6]);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label4;
+    }
+  }
+  label4: while(0);
+  /* ./syntax//mmbuilder.nit:87 */
+  fra.me.REG[3] = NEW_ClassVerifierVisitor_mmbuilder___ClassVerifierVisitor___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:231 */
+  fra.me.REG[5] = fra.me.REG[2];
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:89 */
+      CALL_mmbuilder___MMLocalClass___accept_class_visitor(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[3]);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label5;
+    }
+  }
+  label5: while(0);
+  /* ./syntax//mmbuilder.nit:91 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:94 */
+  fra.me.REG[3] = NEW_PropertyBuilderVisitor_mmbuilder___PropertyBuilderVisitor___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:231 */
+  fra.me.REG[4] = fra.me.REG[2];
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[5] = ATTR_array___Array____items(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:97 */
+      CALL_mmbuilder___MMLocalClass___accept_class_visitor(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[3]);
+      /* ./syntax//mmbuilder.nit:100 */
+      REGB1 = TAG_Bool(VAL_ISA(fra.me.REG[6], COLOR_MMSrcLocalClass, ID_MMSrcLocalClass)) /*cast MMSrcLocalClass*/;
+      if (UNTAG_Bool(REGB1)) {
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[6])(fra.me.REG[6]);
+        fra.me.REG[7] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[7])(fra.me.REG[7]);
+        REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[7],fra.me.REG[6]));
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[6]);
+          REGB1 = REGB2;
+        }
+      } else {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
       }
-      variable[18] = CALL_abstractmetamodel___MMLocalClass_____bra( variable[13] /*c*/)( variable[13] /*c*/,  variable[16] /*g*/) /*MMLocalClass::[]*/;
-      variable[17] = variable[18];
-      continue_10: while(0);
-      CALL_abstract_collection___Iterator___next(variable[14])(variable[14]) /*Iterator::next*/;
-    }
-    break_10: while(0);
-    continue_9: while(0);
-    CALL_abstract_collection___Iterator___next(variable[11])(variable[11]) /*ArrayIterator::next*/;
-  }
-  break_9: while(0);
-  variable[11] = CALL_mmloader___ToolContext___error_count( variable[1] /*tc*/)( variable[1] /*tc*/) /*ToolContext::error_count*/;
-  variable[11] = TAG_Bool(UNTAG_Int(variable[11])>UNTAG_Int( TAG_Int(0)));
-  if (UNTAG_Bool(variable[11])) { /*if*/
-    variable[11] = variable[0];
-    exit(UNTAG_Int( TAG_Int(1)));
-  }
-  return_label2: while(false);
-  tracehead = trace.prev;
+      if (UNTAG_Bool(REGB1)) {
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[6])(fra.me.REG[6]);
+        REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[7])(fra.me.REG[7]);
+        REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+      } else {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      }
+      if (UNTAG_Bool(REGB1)) {
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[6])(fra.me.REG[6]);
+        REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[7])(fra.me.REG[7]);
+        REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+      } else {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      }
+      if (UNTAG_Bool(REGB1)) {
+        /* ./syntax//mmbuilder.nit:101 */
+        CALL_mmbuilder___MMSrcLocalClass___process_default_constructors(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[3]);
+      }
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label6;
+    }
+  }
+  label6: while(0);
+  /* ./syntax//mmbuilder.nit:106 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:109 */
+  fra.me.REG[0] = NEW_PropertyVerifierVisitor_mmbuilder___PropertyVerifierVisitor___init(fra.me.REG[1], fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[2]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[3] = ATTR_array___Array____items(fra.me.REG[2]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[2]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:111 */
+      CALL_mmbuilder___MMLocalClass___accept_properties_visitor(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[0]);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label7;
+    }
+  }
+  label7: while(0);
+  /* ./syntax//mmbuilder.nit:114 */
+  CALL_mmloader___ToolContext___check_errors(fra.me.REG[1])(fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMLocalClass___accept_class_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 125, LOCATE_mmbuilder___MMLocalClass___accept_class_visitor};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label11: while(false);
-  tracehead = trace.prev;
+  void OC_mmbuilder___MMSrcModule___do_mmbuilder_1(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+    val_t REGB0;
+    val_t REGB1;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___MMSrcModule___do_mmbuilder;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 2;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.REG[1] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:62 */
+    fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[1] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[1])(fra.me.REG[1]);
+    fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = CALL_abstractmetamodel___MMModule___visibility_for(closctx->REG[0])(closctx->REG[0], fra.me.REG[1]);
+    fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+    REGB1 = CALL_abstractmetamodel___MMGlobalClass___visibility_level(fra.me.REG[1])(fra.me.REG[1]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./syntax//mmbuilder.nit:62 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./syntax//mmbuilder.nit:63 */
+      goto label2;
+    }
+    /* ./syntax//mmbuilder.nit:65 */
+    CALL_inheritance___MMLocalClass___compute_super_classes(fra.me.REG[0])(fra.me.REG[0]);
+    label2: while(0);
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+void mmbuilder___MMSrcModule___process_default_classes(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+  static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 117;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcModule___process_default_classes;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:120 */
+  if (!once_value_1) {
+    if (!once_value_2) {
+      fra.me.REG[1] = BOX_NativeString("Object");
+      REGB0 = TAG_Int(6);
+      fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+      once_value_2 = fra.me.REG[1];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[1] = once_value_2;
+    fra.me.REG[1] = fra.me.REG[1];
+    fra.me.REG[1] = CALL_symbol___String___to_symbol(fra.me.REG[1])(fra.me.REG[1]);
+    once_value_1 = fra.me.REG[1];
+    register_static_object(&once_value_1);
+  } else fra.me.REG[1] = once_value_1;
+  fra.me.REG[1] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:121 */
+  REGB0 = CALL_abstractmetamodel___MMModule___has_global_class_named(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:122 */
+    REGB0 = TAG_Int(0);
+    fra.me.REG[2] = NEW_MMSrcLocalClass_syntax_base___MMSrcLocalClass___init(fra.me.REG[0], fra.me.REG[1], NIT_NULL, REGB0);
+    /* ./syntax//mmbuilder.nit:123 */
+    CALL_abstractmetamodel___MMLocalClass___new_global(fra.me.REG[2])(fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:124 */
+    fra.me.REG[3] = CALL_syntax_base___MMSrcModule___src_local_classes(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_abstract_collection___Map_____braeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1], fra.me.REG[2]);
+  }
+  /* ./syntax//mmbuilder.nit:126 */
+  if (!once_value_3) {
+    if (!once_value_4) {
+      fra.me.REG[2] = BOX_NativeString("Bool");
+      REGB0 = TAG_Int(4);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+      once_value_4 = fra.me.REG[2];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[2] = once_value_4;
+    fra.me.REG[2] = fra.me.REG[2];
+    fra.me.REG[2] = CALL_symbol___String___to_symbol(fra.me.REG[2])(fra.me.REG[2]);
+    once_value_3 = fra.me.REG[2];
+    register_static_object(&once_value_3);
+  } else fra.me.REG[2] = once_value_3;
+  fra.me.REG[2] = fra.me.REG[2];
+  fra.me.REG[1] = fra.me.REG[2];
+  /* ./syntax//mmbuilder.nit:127 */
+  REGB0 = CALL_abstractmetamodel___MMModule___has_global_class_named(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:128 */
+    REGB0 = TAG_Int(0);
+    fra.me.REG[2] = NEW_MMSrcLocalClass_syntax_base___MMSrcLocalClass___init(fra.me.REG[0], fra.me.REG[1], NIT_NULL, REGB0);
+    /* ./syntax//mmbuilder.nit:129 */
+    CALL_abstractmetamodel___MMLocalClass___new_global(fra.me.REG[2])(fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:130 */
+    fra.me.REG[0] = CALL_syntax_base___MMSrcModule___src_local_classes(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMLocalClass___accept_properties_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 130, LOCATE_mmbuilder___MMLocalClass___accept_properties_visitor};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label12: while(false);
-  tracehead = trace.prev;
+void mmbuilder___MMLocalClass___accept_class_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 136;
+  fra.me.meth = LOCATE_mmbuilder___MMLocalClass___accept_class_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMSrcLocalClass___accept_class_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 137, LOCATE_mmbuilder___MMSrcLocalClass___accept_class_visitor};
-  val_t variable[6];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___MMSrcLocalClass___nodes(variable[3])(variable[3]) /*MMSrcLocalClass::nodes*/;
-  variable[3] = CALL_abstract_collection___Collection___iterator(variable[3])(variable[3]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___is_ok(variable[3])(variable[3]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[4])) break; /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___item(variable[3])(variable[3]) /*ArrayIterator::item*/;
-    variable[5] = variable[4];
-    CALL_parser_prod___Visitor___visit( variable[1] /*v*/)( variable[1] /*v*/,  variable[5] /*n*/) /*Visitor::visit*/;
-    continue_14: while(0);
-    CALL_abstract_collection___Iterator___next(variable[3])(variable[3]) /*ArrayIterator::next*/;
-  }
-  break_14: while(0);
-  return_label13: while(false);
-  tracehead = trace.prev;
+void mmbuilder___MMLocalClass___accept_properties_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 141;
+  fra.me.meth = LOCATE_mmbuilder___MMLocalClass___accept_properties_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMSrcLocalClass___accept_properties_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 144, LOCATE_mmbuilder___MMSrcLocalClass___accept_properties_visitor};
-  val_t variable[6];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___MMSrcLocalClass___nodes(variable[3])(variable[3]) /*MMSrcLocalClass::nodes*/;
-  variable[3] = CALL_abstract_collection___Collection___iterator(variable[3])(variable[3]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___is_ok(variable[3])(variable[3]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[4])) break; /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___item(variable[3])(variable[3]) /*ArrayIterator::item*/;
-    variable[5] = variable[4];
-    CALL_parser_prod___Visitor___visit( variable[1] /*v*/)( variable[1] /*v*/,  variable[5] /*n*/) /*Visitor::visit*/;
-    continue_16: while(0);
-    CALL_abstract_collection___Iterator___next(variable[3])(variable[3]) /*ArrayIterator::next*/;
-  }
-  break_16: while(0);
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(variable[3])(variable[3]) /*MMSrcLocalClass::src_local_properties*/;
-  variable[3] = CALL_abstract_collection___Collection___iterator(variable[3])(variable[3]) /*Map::iterator*/;
-  while (true) { /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___is_ok(variable[3])(variable[3]) /*Iterator::is_ok*/;
-    if (!UNTAG_Bool(variable[4])) break; /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___item(variable[3])(variable[3]) /*Iterator::item*/;
-    variable[5] = variable[4];
-    CALL_mmbuilder___MMLocalProperty___accept_property_visitor( variable[5] /*p*/)( variable[5] /*p*/,  variable[1] /*v*/) /*MMLocalProperty::accept_property_visitor*/;
-    continue_17: while(0);
-    CALL_abstract_collection___Iterator___next(variable[3])(variable[3]) /*Iterator::next*/;
-  }
-  break_17: while(0);
-  return_label15: while(false);
-  tracehead = trace.prev;
+void mmbuilder___MMSrcLocalClass___accept_class_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 148;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___accept_class_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:150 */
+  fra.me.REG[0] = CALL_syntax_base___MMSrcLocalClass___node(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:151 */
+  while(1) {
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:152 */
+      CALL_parser_prod___Visitor___enter_visit(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+      /* ./syntax//mmbuilder.nit:153 */
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 153);
+      }
+      fra.me.REG[2] = CALL_syntax_base___AClassdef___next_node(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = fra.me.REG[2];
+    } else {
+      /* ./syntax//mmbuilder.nit:151 */
+      goto label1;
+    }
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMSrcLocalClass___process_default_constructors(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 156, LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors};
-    static val_t once_value_22; static int once_bool_22; /* Once value for variable[9]*/
-  val_t variable[24];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_abstractmetamodel___MMLocalClass___global_properties(variable[3])(variable[3]) /*MMLocalClass::global_properties*/;
-  variable[3] = CALL_abstract_collection___Collection___iterator(variable[3])(variable[3]) /*Collection::iterator*/;
-  while (true) { /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___is_ok(variable[3])(variable[3]) /*Iterator::is_ok*/;
-    if (!UNTAG_Bool(variable[4])) break; /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___item(variable[3])(variable[3]) /*Iterator::item*/;
-    variable[5] = variable[4];
-    variable[6] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[5] /*gp*/)( variable[5] /*gp*/) /*MMGlobalProperty::is_init*/;
-    if (UNTAG_Bool(variable[6])) { /*if*/
-      variable[6] = CALL_abstractmetamodel___MMGlobalProperty___intro( variable[5] /*gp*/)( variable[5] /*gp*/) /*MMGlobalProperty::intro*/;
-      variable[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[6])(variable[6]) /*MMLocalProperty::local_class*/;
-      variable[7] = variable[0];
-      variable[6] = TAG_Bool((variable[6] == variable[7]) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6],variable[7])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6], variable[7]) /*Object::==*/)))));
-      if (UNTAG_Bool(variable[6])) { /*if*/
-        goto return_label18;
+void mmbuilder___MMSrcLocalClass___accept_properties_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 157;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___accept_properties_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:160 */
+  fra.me.REG[2] = CALL_syntax_base___MMSrcLocalClass___node(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:161 */
+  while(1) {
+    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+        REGB0 = REGB1;
       }
     }
-    continue_19: while(0);
-    CALL_abstract_collection___Iterator___next(variable[3])(variable[3]) /*Iterator::next*/;
-  }
-  break_19: while(0);
-  variable[4] = NEW_ArraySet_array___ArraySet___init(); /*new ArraySet[MMLocalProperty]*/
-  variable[3] = variable[4];
-  variable[5] = NEW_ArraySet_array___ArraySet___init(); /*new ArraySet[MMGlobalProperty]*/
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___che(variable[5])(variable[5]) /*MMLocalClass::che*/;
-  variable[5] = CALL_partial_order___PartialOrderElement___direct_greaters(variable[5])(variable[5]) /*PartialOrderElement::direct_greaters*/;
-  variable[5] = CALL_abstract_collection___Collection___iterator(variable[5])(variable[5]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___is_ok(variable[5])(variable[5]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[6])) break; /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___item(variable[5])(variable[5]) /*ArrayIterator::item*/;
-    variable[7] = variable[6];
-    variable[8] = CALL_abstractmetamodel___MMLocalClass___global( variable[7] /*sc*/)( variable[7] /*sc*/) /*MMLocalClass::global*/;
-    variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal(variable[8])(variable[8]) /*MMGlobalClass::is_universal*/;
-    variable[9] = variable[8];
-    if (!UNTAG_Bool(variable[9])) { /* or */
-      variable[9] = CALL_abstractmetamodel___MMLocalClass___global( variable[7] /*sc*/)( variable[7] /*sc*/) /*MMLocalClass::global*/;
-      variable[9] = CALL_abstractmetamodel___MMGlobalClass___is_interface(variable[9])(variable[9]) /*MMGlobalClass::is_interface*/;
-    }
-    variable[8] = variable[9];
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      goto continue_20;
-    }
-    variable[8] = CALL_abstractmetamodel___MMLocalClass___global_properties( variable[7] /*sc*/)( variable[7] /*sc*/) /*MMLocalClass::global_properties*/;
-    variable[8] = CALL_abstract_collection___Collection___iterator(variable[8])(variable[8]) /*Collection::iterator*/;
-    while (true) { /*for*/
-      variable[9] = CALL_abstract_collection___Iterator___is_ok(variable[8])(variable[8]) /*Iterator::is_ok*/;
-      if (!UNTAG_Bool(variable[9])) break; /*for*/
-      variable[9] = CALL_abstract_collection___Iterator___item(variable[8])(variable[8]) /*Iterator::item*/;
-      variable[10] = variable[9];
-      variable[11] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[10] /*gp*/)( variable[10] /*gp*/) /*MMGlobalProperty::is_init*/;
-      if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[11])))) { /*if*/
-        goto continue_21;
-      }
-      CALL_abstract_collection___SimpleCollection___add( variable[4] /*super_constructors*/)( variable[4] /*super_constructors*/,  variable[10] /*gp*/) /*ArraySet::add*/;
-      continue_21: while(0);
-      CALL_abstract_collection___Iterator___next(variable[8])(variable[8]) /*Iterator::next*/;
-    }
-    break_21: while(0);
-    if (once_bool_22) variable[9] = once_value_22;
-    else {
-      variable[9] = NEW_String_string___String___with_native(BOX_NativeString("init"), TAG_Int(4)); /*new String*/
-      variable[9] = CALL_symbol___String___to_symbol(variable[9])(variable[9]) /*String::to_symbol*/;
-      once_value_22 = variable[9];
-      once_bool_22 = true;
-    }
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___get_property_by_name( variable[7] /*sc*/)( variable[7] /*sc*/, variable[9]) /*MMLocalClass::get_property_by_name*/;
-    variable[8] = variable[9];
-    variable[9] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[8] /*gp*/ ==  NIT_NULL /*null*/) || (( variable[8] /*gp*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[8] /*gp*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[8] /*gp*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[8] /*gp*/)( variable[8] /*gp*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-    if (UNTAG_Bool(variable[9])) { /*if*/
-      variable[9] = variable[0];
-      variable[9] = CALL_abstractmetamodel___MMLocalClass_____bra(variable[9])(variable[9],  variable[8] /*gp*/) /*MMLocalClass::[]*/;
-      CALL_abstract_collection___SimpleCollection___add( variable[3] /*super_inits*/)( variable[3] /*super_inits*/, variable[9]) /*ArraySet::add*/;
-    }
-    continue_20: while(0);
-    CALL_abstract_collection___Iterator___next(variable[5])(variable[5]) /*ArrayIterator::next*/;
-  }
-  break_20: while(0);
-  variable[6] = NEW_Array_array___Array___init(); /*new Array[MMSrcAttribute]*/
-  variable[5] = variable[6];
-  variable[6] = variable[0];
-  variable[6] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(variable[6])(variable[6]) /*MMSrcLocalClass::src_local_properties*/;
-  variable[6] = CALL_abstract_collection___Collection___iterator(variable[6])(variable[6]) /*Map::iterator*/;
-  while (true) { /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___is_ok(variable[6])(variable[6]) /*Iterator::is_ok*/;
-    if (!UNTAG_Bool(variable[7])) break; /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___item(variable[6])(variable[6]) /*Iterator::item*/;
-    variable[8] = variable[7];
-    variable[9] = TAG_Bool(( variable[8] /*a*/==NIT_NULL) || VAL_ISA( variable[8] /*a*/, COLOR_MMSrcAttribute, ID_MMSrcAttribute)) /*cast MMSrcAttribute*/;
-    if (UNTAG_Bool(variable[9])) { /*if*/
-      variable[10] = CALL_syntax_base___MMLocalProperty___node( variable[8] /*a*/)( variable[8] /*a*/) /*MMSrcAttribute::node*/;
-      variable[9] = variable[10];
-      variable[10] = TAG_Bool(( variable[9] /*n*/==NIT_NULL) || VAL_ISA( variable[9] /*n*/, COLOR_AAttrPropdef, ID_AAttrPropdef)) /*cast AAttrPropdef*/;
-      if (!UNTAG_Bool(variable[10])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors, LOCATE_mmbuilder, 187); nit_exit(1);}
-      variable[10] = CALL_parser_nodes___AAttrPropdef___n_expr( variable[9] /*n*/)( variable[9] /*n*/) /*AAttrPropdef::n_expr*/;
-      variable[10] = TAG_Bool((variable[10] ==  NIT_NULL /*null*/) || ((variable[10] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[10])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[10], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[10])(variable[10],  NIT_NULL /*null*/) /*Object::==*/)))));
-      if (UNTAG_Bool(variable[10])) { /*if*/
-        CALL_abstract_collection___SimpleCollection___add( variable[5] /*unassigned_attributes*/)( variable[5] /*unassigned_attributes*/,  variable[8] /*a*/) /*AbstractArray::add*/;
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:162 */
+      CALL_parser_prod___Visitor___enter_visit(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
+      /* ./syntax//mmbuilder.nit:163 */
+      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 163);
       }
+      fra.me.REG[3] = CALL_syntax_base___AClassdef___next_node(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[2] = fra.me.REG[3];
+    } else {
+      /* ./syntax//mmbuilder.nit:161 */
+      goto label1;
     }
-    continue_23: while(0);
-    CALL_abstract_collection___Iterator___next(variable[6])(variable[6]) /*Iterator::next*/;
-  }
-  break_23: while(0);
-  variable[6] = CALL_abstract_collection___Collection___is_empty( variable[4] /*super_constructors*/)( variable[4] /*super_constructors*/) /*ArraySet::is_empty*/;
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[6])))) { /*if*/
-    variable[7] = NEW_Array_array___Array___init(); /*new Array[MMLocalClass]*/
-    variable[6] = variable[7];
-    variable[7] = CALL_abstract_collection___Collection___iterator( variable[4] /*super_constructors*/)( variable[4] /*super_constructors*/) /*ArraySet::iterator*/;
-    while (true) { /*for*/
-      variable[8] = CALL_abstract_collection___Iterator___is_ok(variable[7])(variable[7]) /*Iterator::is_ok*/;
-      if (!UNTAG_Bool(variable[8])) break; /*for*/
-      variable[8] = CALL_abstract_collection___Iterator___item(variable[7])(variable[7]) /*Iterator::item*/;
-      variable[9] = variable[8];
-      variable[11] = CALL_abstractmetamodel___MMGlobalProperty___local_class( variable[9] /*gp*/)( variable[9] /*gp*/) /*MMGlobalProperty::local_class*/;
-      variable[10] = variable[11];
-      variable[11] = CALL_abstract_collection___Collection___has( variable[6] /*supers*/)( variable[6] /*supers*/,  variable[10] /*sc*/) /*AbstractArray::has*/;
-      if (UNTAG_Bool(variable[11])) { /*if*/
-        goto continue_24;
+  }
+  label1: while(0);
+  /* ./syntax//mmbuilder.nit:166 */
+  fra.me.REG[0] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[0])(fra.me.REG[0], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___accept_properties_visitor_2));
+  stack_frame_head = fra.me.prev;
+  return;
+}
+  void OC_mmbuilder___MMSrcLocalClass___accept_properties_visitor_2(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me;} fra;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___accept_properties_visitor;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 1;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:167 */
+    CALL_mmbuilder___MMLocalProperty___accept_property_visitor(fra.me.REG[0])(fra.me.REG[0], closctx->REG[1]);
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+void mmbuilder___MMSrcLocalClass___process_default_constructors(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[9];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+      static val_t once_value_7; /* Once value */
+        static val_t once_value_8; /* Once value */
+      static val_t once_value_13; /* Once value */
+      static val_t once_value_14; /* Once value */
+      static val_t once_value_15; /* Once value */
+      static val_t once_value_16; /* Once value */
+      static val_t once_value_17; /* Once value */
+      static val_t once_value_18; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 171;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 10;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[9] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:175 */
+  fra.me.REG[2] = CALL_abstractmetamodel___MMLocalClass___global_properties(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[2])(fra.me.REG[2], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___process_default_constructors_1));
+  switch ((&(fra.me))->has_broke) {
+    case 0: break;
+    case 1: (&(fra.me))->has_broke = 0; goto label3;
+  }
+  /* ./syntax//mmbuilder.nit:183 */
+  fra.me.REG[2] = NEW_ArraySet_array___ArraySet___init();
+  /* ./syntax//mmbuilder.nit:184 */
+  fra.me.REG[3] = NEW_ArraySet_array___ArraySet___init();
+  /* ./syntax//mmbuilder.nit:185 */
+  fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[4] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[5] = ATTR_array___Array____items(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
       }
-      variable[11] = CALL_abstractmetamodel___MMLocalClass___global( variable[10] /*sc*/)( variable[10] /*sc*/) /*MMLocalClass::global*/;
-      variable[11] = CALL_abstractmetamodel___MMGlobalClass___is_mixin(variable[11])(variable[11]) /*MMGlobalClass::is_mixin*/;
-      if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[11])))) { /*if*/
-        CALL_abstract_collection___SimpleCollection___add( variable[6] /*supers*/)( variable[6] /*supers*/,  variable[10] /*sc*/) /*AbstractArray::add*/;
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:186 */
+      fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[6])(fra.me.REG[6]);
+      REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[7])(fra.me.REG[7]);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(true);
+      } else {
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[6])(fra.me.REG[6]);
+        REGB2 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[7])(fra.me.REG[7]);
+        REGB1 = REGB2;
       }
-      continue_24: while(0);
-      CALL_abstract_collection___Iterator___next(variable[7])(variable[7]) /*Iterator::next*/;
-    }
-    break_24: while(0);
-    variable[7] = variable[0];
-    variable[7] = CALL_abstractmetamodel___MMLocalClass___che(variable[7])(variable[7]) /*MMLocalClass::che*/;
-    variable[7] = CALL_partial_order___PartialOrderElement___order(variable[7])(variable[7]) /*PartialOrderElement::order*/;
-    variable[7] = CALL_partial_order___PartialOrder___select_smallests(variable[7])(variable[7],  variable[6] /*supers*/) /*PartialOrder::select_smallests*/;
-    variable[6] = variable[7] /*supers=*/;
-    variable[7] =  NIT_NULL /*null*/;
-    variable[8] = CALL_abstract_collection___Collection___length( variable[6] /*supers*/)( variable[6] /*supers*/) /*AbstractArray::length*/;
-    variable[8] = TAG_Bool(UNTAG_Int(variable[8])>UNTAG_Int( TAG_Int(1)));
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      variable[8] = variable[0];
-      variable[8] = CALL_syntax_base___MMSrcLocalClass___nodes(variable[8])(variable[8]) /*MMSrcLocalClass::nodes*/;
-      variable[8] = CALL_abstract_collection___Collection___first(variable[8])(variable[8]) /*IndexedCollection::first*/;
-      variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(7)); /*new Array[String]*/
-      variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: Explicit constructor required in "), TAG_Int(40)); /*new String*/
-      variable[11] = variable[10];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-      variable[12] = variable[0];
-      variable[13] = variable[12];
-      variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-      variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" since multiple inheritance of constructor is forbiden. Conflicting classes are "), TAG_Int(80)); /*new String*/
-      variable[15] = variable[14];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-      variable[16] = NEW_String_string___String___with_native(BOX_NativeString(", "), TAG_Int(2)); /*new String*/
-      variable[16] = CALL_string___Collection___join( variable[6] /*supers*/)( variable[6] /*supers*/, variable[16]) /*Collection::join*/;
-      variable[17] = variable[16];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[17]) /*AbstractArray::add*/;
-      variable[18] = NEW_String_string___String___with_native(BOX_NativeString(". Costructors are "), TAG_Int(18)); /*new String*/
-      variable[19] = variable[18];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[19]) /*AbstractArray::add*/;
-      variable[20] = NEW_String_string___String___with_native(BOX_NativeString(", "), TAG_Int(2)); /*new String*/
-      variable[20] = CALL_string___Collection___join( variable[4] /*super_constructors*/)( variable[4] /*super_constructors*/, variable[20]) /*Collection::join*/;
-      variable[21] = variable[20];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[21]) /*AbstractArray::add*/;
-      variable[22] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-      variable[23] = variable[22];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[23]) /*AbstractArray::add*/;
-      variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-      goto return_label18;
-    } else { /*if*/
-      variable[8] = CALL_abstract_collection___Collection___length( variable[6] /*supers*/)( variable[6] /*supers*/) /*AbstractArray::length*/;
-      variable[8] = TAG_Bool((variable[8])==( TAG_Int(1)));
-      if (UNTAG_Bool(variable[8])) { /*if*/
-        variable[8] = CALL_abstract_collection___Collection___first( variable[6] /*supers*/)( variable[6] /*supers*/) /*IndexedCollection::first*/;
-        variable[7] = variable[8] /*superclass=*/;
+      if (UNTAG_Bool(REGB1)) {
+        goto label4;
       }
+      /* ./syntax//mmbuilder.nit:187 */
+      fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global_properties(fra.me.REG[6])(fra.me.REG[6]);
+      CALL_abstract_collection___Collection___iterate(fra.me.REG[7])(fra.me.REG[7], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___process_default_constructors_5));
+      /* ./syntax//mmbuilder.nit:191 */
+      if (!once_value_7) {
+        if (!once_value_8) {
+          fra.me.REG[7] = BOX_NativeString("init");
+          REGB1 = TAG_Int(4);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB1);
+          once_value_8 = fra.me.REG[7];
+          register_static_object(&once_value_8);
+        } else fra.me.REG[7] = once_value_8;
+        fra.me.REG[7] = fra.me.REG[7];
+        fra.me.REG[7] = CALL_symbol___String___to_symbol(fra.me.REG[7])(fra.me.REG[7]);
+        once_value_7 = fra.me.REG[7];
+        register_static_object(&once_value_7);
+      } else fra.me.REG[7] = once_value_7;
+      fra.me.REG[7] = fra.me.REG[7];
+      /* ./syntax//mmbuilder.nit:192 */
+      REGB1 = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+      if (UNTAG_Bool(REGB1)) {
+        /* ./syntax//mmbuilder.nit:193 */
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___get_property_by_name(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+        /* ./syntax//mmbuilder.nit:194 */
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[7]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[7]);
+      }
+      label4: while(0);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label9;
+    }
+  }
+  label9: while(0);
+  /* ./syntax//mmbuilder.nit:199 */
+  fra.me.REG[5] = NEW_Array_array___Array___init();
+  /* ./syntax//mmbuilder.nit:200 */
+  fra.me.REG[4] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[4])(fra.me.REG[4], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___process_default_constructors_10));
+  /* ./syntax//mmbuilder.nit:207 */
+  REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:210 */
+    fra.me.REG[4] = NEW_Array_array___Array___init();
+    CALL_abstract_collection___Collection___iterate(fra.me.REG[3])(fra.me.REG[3], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___process_default_constructors_11));
+    /* ./syntax//mmbuilder.nit:218 */
+    fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[7] = CALL_partial_order___PartialOrderElement___order(fra.me.REG[7])(fra.me.REG[7]);
+    fra.me.REG[7] = CALL_partial_order___PartialOrder___select_smallests(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[4]);
+    fra.me.REG[4] = fra.me.REG[7];
+    /* ./syntax//mmbuilder.nit:221 */
+    fra.me.REG[7] = NIT_NULL;
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
     }
-    variable[8] = CALL_abstract_collection___Collection___iterator( variable[4] /*super_constructors*/)( variable[4] /*super_constructors*/) /*ArraySet::iterator*/;
-    while (true) { /*for*/
-      variable[9] = CALL_abstract_collection___Iterator___is_ok(variable[8])(variable[8]) /*Iterator::is_ok*/;
-      if (!UNTAG_Bool(variable[9])) break; /*for*/
-      variable[9] = CALL_abstract_collection___Iterator___item(variable[8])(variable[8]) /*Iterator::item*/;
-      variable[10] = variable[9];
-      variable[11] = TAG_Bool(( variable[7] /*superclass*/ ==  NIT_NULL /*null*/) || (( variable[7] /*superclass*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[7] /*superclass*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[7] /*superclass*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[7] /*superclass*/)( variable[7] /*superclass*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-      variable[12] = variable[11];
-      if (!UNTAG_Bool(variable[12])) { /* or */
-        variable[12] = CALL_abstractmetamodel___MMGlobalProperty___local_class( variable[10] /*gp*/)( variable[10] /*gp*/) /*MMGlobalProperty::local_class*/;
-        variable[12] = TAG_Bool((variable[12] ==  variable[7] /*superclass*/) || ((variable[12] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[12])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[12], variable[7] /*superclass*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[12])(variable[12],  variable[7] /*superclass*/) /*Object::==*/)))));
+    REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+    /* ./syntax//mmbuilder.nit:223 */
+    REGB1 = TAG_Int(1);
+    /* ./../lib/standard//kernel.nit:214 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB1));
+    /* ./syntax//mmbuilder.nit:223 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./syntax//mmbuilder.nit:224 */
+      fra.me.REG[6] = CALL_syntax_base___MMSrcLocalClass___node(fra.me.REG[0])(fra.me.REG[0]);
+      REGB1 = TAG_Int(7);
+      fra.me.REG[8] = NEW_Array_array___Array___with_capacity(REGB1);
+      if (!once_value_13) {
+        fra.me.REG[9] = BOX_NativeString("Error: Explicit constructor required in ");
+        REGB1 = TAG_Int(40);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_13 = fra.me.REG[9];
+        register_static_object(&once_value_13);
+      } else fra.me.REG[9] = once_value_13;
+      fra.me.REG[9] = fra.me.REG[9];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      fra.me.REG[9] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      if (!once_value_14) {
+        fra.me.REG[9] = BOX_NativeString(" since multiple inheritance of constructor is forbiden. Conflicting classes are ");
+        REGB1 = TAG_Int(80);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_14 = fra.me.REG[9];
+        register_static_object(&once_value_14);
+      } else fra.me.REG[9] = once_value_14;
+      fra.me.REG[9] = fra.me.REG[9];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      if (!once_value_15) {
+        fra.me.REG[9] = BOX_NativeString(", ");
+        REGB1 = TAG_Int(2);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_15 = fra.me.REG[9];
+        register_static_object(&once_value_15);
+      } else fra.me.REG[9] = once_value_15;
+      fra.me.REG[9] = fra.me.REG[9];
+      fra.me.REG[9] = CALL_string___Collection___join(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[9]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      if (!once_value_16) {
+        fra.me.REG[9] = BOX_NativeString(". Costructors are ");
+        REGB1 = TAG_Int(18);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_16 = fra.me.REG[9];
+        register_static_object(&once_value_16);
+      } else fra.me.REG[9] = once_value_16;
+      fra.me.REG[9] = fra.me.REG[9];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      if (!once_value_17) {
+        fra.me.REG[9] = BOX_NativeString(", ");
+        REGB1 = TAG_Int(2);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_17 = fra.me.REG[9];
+        register_static_object(&once_value_17);
+      } else fra.me.REG[9] = once_value_17;
+      fra.me.REG[9] = fra.me.REG[9];
+      fra.me.REG[9] = CALL_string___Collection___join(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[9]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      if (!once_value_18) {
+        fra.me.REG[9] = BOX_NativeString(".");
+        REGB1 = TAG_Int(1);
+        fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB1);
+        once_value_18 = fra.me.REG[9];
+        register_static_object(&once_value_18);
+      } else fra.me.REG[9] = once_value_18;
+      fra.me.REG[9] = fra.me.REG[9];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+      CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[6], fra.me.REG[8]);
+      /* ./syntax//mmbuilder.nit:225 */
+      goto label3;
+    } else {
+      /* ./../lib/standard//collection//array.nit:23 */
+      REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
       }
-      variable[11] = variable[12];
-      if (UNTAG_Bool(variable[11])) { /*if*/
-        variable[11] = variable[0];
-        CALL_inheritance___MMLocalClass___make_visible_an_inherited_global_property(variable[11])(variable[11],  variable[10] /*gp*/) /*MMLocalClass::make_visible_an_inherited_global_property*/;
+      REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+      /* ./syntax//mmbuilder.nit:226 */
+      REGB0 = TAG_Int(1);
+      REGB2 = TAG_Bool(IS_EQUAL_OO(REGB1,REGB0));
+      if (UNTAG_Bool(REGB2)) {
+      } else {
+        /* ./../lib/standard//kernel.nit:207 */
+        REGB0 = TAG_Bool((REGB1)==(REGB0));
+        /* ./syntax//mmbuilder.nit:226 */
+        REGB2 = REGB0;
       }
-      continue_25: while(0);
-      CALL_abstract_collection___Iterator___next(variable[8])(variable[8]) /*Iterator::next*/;
-    }
-    break_25: while(0);
-    variable[8] = variable[0];
-    variable[8] = CALL_abstractmetamodel___MMLocalClass___global(variable[8])(variable[8]) /*MMLocalClass::global*/;
-    variable[9] = CALL_abstractmetamodel___MMLocalClass___global( variable[7] /*superclass*/)( variable[7] /*superclass*/) /*MMLocalClass::global*/;
-    CALL_abstractmetamodel___MMGlobalClass___mixin_of__eq(variable[8])(variable[8], variable[9]) /*MMGlobalClass::mixin_of=*/;
-  } else { /*if*/
-    variable[7] = variable[0];
-    variable[8] = CALL_array___Collection___to_a( variable[3] /*super_inits*/)( variable[3] /*super_inits*/) /*Collection::to_a*/;
-    variable[9] = NEW_MMImplicitInit_syntax_base___MMImplicitInit___init(variable[7],  variable[5] /*unassigned_attributes*/, variable[8]); /*new MMImplicitInit*/
-    variable[7] = variable[9];
-    variable[6] = variable[7];
-    variable[7] = variable[0];
-    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[7])(variable[7],  variable[1] /*v*/,  variable[6] /*p*/) /*MMSrcLocalClass::add_src_local_property*/;
-  }
-  return_label18: while(false);
-  tracehead = trace.prev;
+      if (UNTAG_Bool(REGB2)) {
+        /* ./syntax//mmbuilder.nit:227 */
+        fra.me.REG[4] = CALL_abstract_collection___Collection___first(fra.me.REG[4])(fra.me.REG[4]);
+        fra.me.REG[7] = fra.me.REG[4];
+      }
+    }
+    CALL_abstract_collection___Collection___iterate(fra.me.REG[3])(fra.me.REG[3], (&(fra.me)), ((fun_t)OC_mmbuilder___MMSrcLocalClass___process_default_constructors_19));
+    /* ./syntax//mmbuilder.nit:236 */
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+    REGB2 = TAG_Bool(fra.me.REG[7]!=NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 236);
+    }
+    REGB2 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 236);
+    }
+    fra.me.REG[7] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[7])(fra.me.REG[7]);
+    CALL_abstractmetamodel___MMGlobalClass___mixin_of__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[7]);
+  } else {
+    /* ./syntax//mmbuilder.nit:241 */
+    fra.me.REG[2] = CALL_array___Collection___to_a(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[2] = NEW_MMImplicitInit_syntax_base___MMImplicitInit___init(fra.me.REG[0], fra.me.REG[5], fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:242 */
+    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  }
+  label3: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMSrcLocalClass___add_src_local_property(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 232, LOCATE_mmbuilder___MMSrcLocalClass___add_src_local_property};
-  val_t variable[21];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[5] = CALL_abstractmetamodel___MMLocalProperty___name( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::name*/;
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  variable[5] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(variable[5])(variable[5]) /*MMSrcLocalClass::src_local_properties*/;
-  variable[5] = CALL_abstract_collection___Map___has_key(variable[5])(variable[5],  variable[4] /*pname*/) /*Map::has_key*/;
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = CALL_syntax_base___MMLocalProperty___node( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::node*/;
-    variable[6] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[7] = NEW_String_string___String___with_native(BOX_NativeString("Error: A property "), TAG_Int(18)); /*new String*/
-    variable[8] = variable[7];
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[8]) /*AbstractArray::add*/;
-    variable[9] =  variable[4] /*pname*/;
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[9]) /*AbstractArray::add*/;
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString(" is already defined in class "), TAG_Int(29)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[11]) /*AbstractArray::add*/;
-    variable[12] = variable[0];
-    variable[12] = CALL_abstractmetamodel___MMLocalClass___name(variable[12])(variable[12]) /*MMLocalClass::name*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[15]) /*AbstractArray::add*/;
-    variable[6] = CALL_string___Object___to_s(variable[6])(variable[6]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[5], variable[6]) /*AbsSyntaxVisitor::error*/;
-    goto return_label26;
-  }
-  variable[5] = variable[0];
-  variable[5] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(variable[5])(variable[5]) /*MMSrcLocalClass::src_local_properties*/;
-  CALL_abstract_collection___Map_____braeq(variable[5])(variable[5],  variable[4] /*pname*/,  variable[2] /*prop*/) /*Map::[]=*/;
-  variable[5] = variable[0];
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(variable[5])(variable[5],  variable[4] /*pname*/) /*MMLocalClass::has_global_property_by_name*/;
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[6] = variable[0];
-    variable[6] = CALL_abstractmetamodel___MMLocalClass___properties_by_name(variable[6])(variable[6]) /*MMLocalClass::properties_by_name*/;
-    variable[6] = CALL_abstract_collection___Map_____bra(variable[6])(variable[6],  variable[4] /*pname*/) /*Map::[]*/;
-    variable[5] = variable[6];
-    variable[6] = CALL_abstract_collection___Collection___length( variable[5] /*globs*/)( variable[5] /*globs*/) /*AbstractArray::length*/;
-    variable[6] = TAG_Bool(UNTAG_Int(variable[6])>UNTAG_Int( TAG_Int(1)));
-    if (UNTAG_Bool(variable[6])) { /*if*/
-      variable[6] = CALL_syntax_base___MMLocalProperty___node( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::node*/;
-      variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(7)); /*new Array[String]*/
-      variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Name error: "), TAG_Int(12)); /*new String*/
-      variable[9] = variable[8];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-      variable[10] = variable[0];
-      variable[11] = variable[10];
-      variable[11] = CALL_string___Object___to_s(variable[11])(variable[11]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[11]) /*AbstractArray::add*/;
-      variable[12] = NEW_String_string___String___with_native(BOX_NativeString(" inherits "), TAG_Int(10)); /*new String*/
-      variable[13] = variable[12];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[13]) /*AbstractArray::add*/;
-      variable[14] = CALL_abstract_collection___Collection___length( variable[5] /*globs*/)( variable[5] /*globs*/) /*AbstractArray::length*/;
-      variable[15] = variable[14];
-      variable[15] = CALL_string___Object___to_s(variable[15])(variable[15]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[15]) /*AbstractArray::add*/;
-      variable[16] = NEW_String_string___String___with_native(BOX_NativeString(" global properties named "), TAG_Int(25)); /*new String*/
-      variable[17] = variable[16];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[17]) /*AbstractArray::add*/;
-      variable[18] =  variable[4] /*pname*/;
-      variable[18] = CALL_string___Object___to_s(variable[18])(variable[18]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[18]) /*AbstractArray::add*/;
-      variable[19] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-      variable[20] = variable[19];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[20]) /*AbstractArray::add*/;
-      variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[6], variable[7]) /*AbsSyntaxVisitor::error*/;
-    }
-    variable[7] = CALL_abstract_collection___Collection___first( variable[5] /*globs*/)( variable[5] /*globs*/) /*IndexedCollection::first*/;
-    variable[6] = variable[7];
-    CALL_inheritance___MMLocalProperty___inherit_global( variable[2] /*prop*/)( variable[2] /*prop*/,  variable[6] /*g*/) /*MMLocalProperty::inherit_global*/;
-  }
-  variable[5] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-  variable[5] = TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    CALL_abstractmetamodel___MMLocalProperty___new_global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::new_global*/;
-    variable[5] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-    variable[6] = CALL_syntax_base___MMLocalProperty___is_init( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::is_init*/;
-    CALL_abstractmetamodel___MMGlobalProperty___is_init__eq(variable[5])(variable[5], variable[6]) /*MMGlobalProperty::is_init=*/;
-  }
-  return_label26: while(false);
-  tracehead = trace.prev;
+  void OC_mmbuilder___MMSrcLocalClass___process_default_constructors_1(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me;} fra;
+    val_t REGB0;
+    val_t REGB1;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 1;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:176 */
+    REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[0])(fra.me.REG[0]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:178 */
+      fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[0],closctx->REG[0]));
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], closctx->REG[0]);
+        REGB0 = REGB1;
+      }
+      if (UNTAG_Bool(REGB0)) {
+        closctx->has_broke = 1;
+        goto label2;
+      }
+    }
+    label2: while(0);
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+      void OC_mmbuilder___MMSrcLocalClass___process_default_constructors_5(struct stack_frame_t *closctx, val_t p0){
+        struct {struct stack_frame_t me;} fra;
+        val_t REGB0;
+        val_t tmp;
+        fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+        fra.me.file = LOCATE_mmbuilder;
+        fra.me.line = 0;
+        fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+        fra.me.has_broke = 0;
+        fra.me.REG_size = 1;
+        fra.me.REG[0] = NIT_NULL;
+        fra.me.REG[0] = p0;
+        /* ./syntax//mmbuilder.nit:188 */
+        REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[0])(fra.me.REG[0]);
+        REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+        if (UNTAG_Bool(REGB0)) {
+          goto label6;
+        }
+        /* ./syntax//mmbuilder.nit:189 */
+        CALL_abstract_collection___SimpleCollection___add(closctx->REG[3])(closctx->REG[3], fra.me.REG[0]);
+        label6: while(0);
+        stack_frame_head = fra.me.prev;
+        return;
+      }
+  void OC_mmbuilder___MMSrcLocalClass___process_default_constructors_10(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+    val_t REGB0;
+    val_t REGB1;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 2;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.REG[1] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:201 */
+    REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[0], COLOR_MMSrcAttribute, ID_MMSrcAttribute)) /*cast MMSrcAttribute*/;
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:202 */
+      fra.me.REG[1] = CALL_syntax_base___MMLocalProperty___node(fra.me.REG[0])(fra.me.REG[0]);
+      /* ./syntax//mmbuilder.nit:203 */
+      REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 203);
+      }
+      fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_expr(fra.me.REG[1])(fra.me.REG[1]);
+      REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+          REGB0 = REGB1;
+        }
+      }
+      if (UNTAG_Bool(REGB0)) {
+        CALL_abstract_collection___SimpleCollection___add(closctx->REG[5])(closctx->REG[5], fra.me.REG[0]);
+      }
+    }
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+    void OC_mmbuilder___MMSrcLocalClass___process_default_constructors_11(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+      struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+      val_t REGB0;
+      fun_t CREG[1];
+      val_t tmp;
+      /* ./syntax//mmbuilder.nit:211 */
+      fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+      fra.me.file = LOCATE_mmbuilder;
+      fra.me.line = 0;
+      fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+      fra.me.has_broke = 0;
+      fra.me.REG_size = 2;
+      fra.me.REG[0] = NIT_NULL;
+      fra.me.REG[1] = NIT_NULL;
+      fra.me.closure_ctx = closctx_param;
+      fra.me.closure_funs = CREG;
+      fra.me.REG[0] = p0;
+      CREG[0] = clos_fun0;
+      /* ./syntax//mmbuilder.nit:212 */
+      fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+      /* ./syntax//mmbuilder.nit:213 */
+      REGB0 = CALL_abstract_collection___Collection___has(closctx->REG[4])(closctx->REG[4], fra.me.REG[0]);
+      if (UNTAG_Bool(REGB0)) {
+        goto label12;
+      }
+      /* ./syntax//mmbuilder.nit:214 */
+      fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = CALL_abstractmetamodel___MMGlobalClass___is_mixin(fra.me.REG[1])(fra.me.REG[1]);
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:215 */
+        CALL_abstract_collection___SimpleCollection___add(closctx->REG[4])(closctx->REG[4], fra.me.REG[0]);
+      }
+      label12: while(0);
+      stack_frame_head = fra.me.prev;
+      return;
+    }
+    void OC_mmbuilder___MMSrcLocalClass___process_default_constructors_19(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+      struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+      val_t REGB0;
+      val_t REGB1;
+      val_t REGB2;
+      fun_t CREG[1];
+      val_t tmp;
+      /* ./syntax//mmbuilder.nit:230 */
+      fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+      fra.me.file = LOCATE_mmbuilder;
+      fra.me.line = 0;
+      fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___process_default_constructors;
+      fra.me.has_broke = 0;
+      fra.me.REG_size = 2;
+      fra.me.REG[0] = NIT_NULL;
+      fra.me.REG[1] = NIT_NULL;
+      fra.me.closure_ctx = closctx_param;
+      fra.me.closure_funs = CREG;
+      fra.me.REG[0] = p0;
+      CREG[0] = clos_fun0;
+      /* ./syntax//mmbuilder.nit:232 */
+      REGB0 = TAG_Bool(closctx->REG[7]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(closctx->REG[7]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(closctx->REG[7])(closctx->REG[7], NIT_NULL);
+          REGB0 = REGB1;
+        }
+      }
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(true);
+      } else {
+        fra.me.REG[1] = CALL_abstractmetamodel___MMGlobalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+        REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],closctx->REG[7]));
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], closctx->REG[7]);
+          REGB1 = REGB2;
+        }
+        REGB0 = REGB1;
+      }
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:233 */
+        CALL_inheritance___MMLocalClass___make_visible_an_inherited_global_property(closctx->REG[0])(closctx->REG[0], fra.me.REG[0]);
+      }
+      stack_frame_head = fra.me.prev;
+      return;
+    }
+void mmbuilder___MMSrcLocalClass___add_src_local_property(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
+  val_t REGB0;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 247;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcLocalClass___add_src_local_property;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 7;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:251 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:253 */
+  fra.me.REG[4] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:254 */
+    fra.me.REG[4] = CALL_syntax_base___MMLocalProperty___node(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Int(5);
+    fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_1) {
+      fra.me.REG[6] = BOX_NativeString("Error: A property ");
+      REGB0 = TAG_Int(18);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_1 = fra.me.REG[6];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[6] = once_value_1;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    if (!once_value_2) {
+      fra.me.REG[6] = BOX_NativeString(" is already defined in class ");
+      REGB0 = TAG_Int(29);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_2 = fra.me.REG[6];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[6] = once_value_2;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[6] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    if (!once_value_3) {
+      fra.me.REG[6] = BOX_NativeString(".");
+      REGB0 = TAG_Int(1);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_3 = fra.me.REG[6];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[6] = once_value_3;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[4], fra.me.REG[5]);
+    /* ./syntax//mmbuilder.nit:255 */
+    goto label4;
+  }
+  /* ./syntax//mmbuilder.nit:257 */
+  fra.me.REG[5] = CALL_syntax_base___MMSrcLocalClass___src_local_properties(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:260 */
+  REGB0 = CALL_abstractmetamodel___MMLocalClass___has_global_property_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:261 */
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___get_property_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    /* ./syntax//mmbuilder.nit:262 */
+    CALL_inheritance___MMLocalProperty___inherit_global(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  }
+  /* ./syntax//mmbuilder.nit:265 */
+  REGB0 = CALL_abstractmetamodel___MMLocalProperty___is_global_set(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:266 */
+    CALL_abstractmetamodel___MMLocalProperty___new_global(fra.me.REG[2])(fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:267 */
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_syntax_base___MMLocalProperty___is_init(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstractmetamodel___MMGlobalProperty___is_init__eq(fra.me.REG[3])(fra.me.REG[3], REGB0);
+  }
+  label4: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMLocalProperty___accept_property_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 262, LOCATE_mmbuilder___MMLocalProperty___accept_property_visitor};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label27: while(false);
-  tracehead = trace.prev;
+void mmbuilder___MMLocalProperty___accept_property_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 273;
+  fra.me.meth = LOCATE_mmbuilder___MMLocalProperty___accept_property_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MMImplicitInit___accept_property_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 269, LOCATE_mmbuilder___MMImplicitInit___accept_property_visitor};
-  val_t variable[22];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] =  NIT_NULL /*null*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_syntax_base___MMImplicitInit___super_inits(variable[4])(variable[4]) /*MMImplicitInit::super_inits*/;
-  variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[5])) break; /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*ArrayIterator::item*/;
-    variable[6] = variable[5];
-    variable[7] = CALL_static_type___MMLocalProperty___signature( variable[6] /*p*/)( variable[6] /*p*/) /*MMLocalProperty::signature*/;
-    variable[7] = CALL_static_type___MMSignature___arity(variable[7])(variable[7]) /*MMSignature::arity*/;
-    variable[7] = TAG_Bool(UNTAG_Int(variable[7])>UNTAG_Int( TAG_Int(0)));
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      variable[7] = TAG_Bool(( variable[3] /*base*/ ==  NIT_NULL /*null*/) || (( variable[3] /*base*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[3] /*base*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[3] /*base*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[3] /*base*/)( variable[3] /*base*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-      if (UNTAG_Bool(variable[7])) { /*if*/
-        variable[3] =  variable[6] /*p*/ /*base=*/;
-      } else { /*if*/
-        variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(7)); /*new Array[String]*/
-        variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Error: explicit constructor needed in "), TAG_Int(38)); /*new String*/
-        variable[9] = variable[8];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-        variable[10] = variable[0];
-        variable[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[10])(variable[10]) /*MMLocalProperty::local_class*/;
-        variable[11] = variable[10];
-        variable[11] = CALL_string___Object___to_s(variable[11])(variable[11]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[11]) /*AbstractArray::add*/;
-        variable[12] = NEW_String_string___String___with_native(BOX_NativeString(" since both super-constructor "), TAG_Int(30)); /*new String*/
-        variable[13] = variable[12];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[13]) /*AbstractArray::add*/;
-        variable[14] = CALL_abstractmetamodel___MMLocalProperty___full_name( variable[3] /*base*/)( variable[3] /*base*/) /*MMLocalProperty::full_name*/;
-        variable[15] = variable[14];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[15]) /*AbstractArray::add*/;
-        variable[16] = NEW_String_string___String___with_native(BOX_NativeString(" and "), TAG_Int(5)); /*new String*/
-        variable[17] = variable[16];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[17]) /*AbstractArray::add*/;
-        variable[18] = CALL_abstractmetamodel___MMLocalProperty___full_name( variable[6] /*p*/)( variable[6] /*p*/) /*MMLocalProperty::full_name*/;
-        variable[19] = variable[18];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[19]) /*AbstractArray::add*/;
-        variable[20] = NEW_String_string___String___with_native(BOX_NativeString(" have paramters"), TAG_Int(15)); /*new String*/
-        variable[21] = variable[20];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[21]) /*AbstractArray::add*/;
-        variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/, variable[7]) /*AbsSyntaxVisitor::error*/;
-        goto return_label28;
+val_t mmbuilder___MMImplicitInit___super_init(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 279;
+  fra.me.meth = LOCATE_mmbuilder___MMImplicitInit___super_init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:279 */
+  fra.me.REG[0] = ATTR_mmbuilder___MMImplicitInit____super_init(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___MMImplicitInit___accept_property_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[7];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t tmp;
+          static val_t once_value_1; /* Once value */
+          static val_t once_value_2; /* Once value */
+          static val_t once_value_3; /* Once value */
+          static val_t once_value_4; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 280;
+  fra.me.meth = LOCATE_mmbuilder___MMImplicitInit___accept_property_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 8;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:282 */
+  fra.me.REG[2] = NIT_NULL;
+  /* ./syntax//mmbuilder.nit:283 */
+  fra.me.REG[3] = CALL_syntax_base___MMImplicitInit___super_inits(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:284 */
+      fra.me.REG[6] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[5])(fra.me.REG[5]);
+      REGB1 = TAG_Bool(fra.me.REG[6]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 284);
+      }
+      REGB1 = CALL_static_type___MMSignature___arity(fra.me.REG[6])(fra.me.REG[6]);
+      REGB2 = TAG_Int(0);
+      /* ./../lib/standard//kernel.nit:214 */
+      REGB2 = TAG_Bool(UNTAG_Int(REGB1)>UNTAG_Int(REGB2));
+      /* ./syntax//mmbuilder.nit:284 */
+      if (UNTAG_Bool(REGB2)) {
+        /* ./syntax//mmbuilder.nit:285 */
+        REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+        } else {
+          REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+          if (UNTAG_Bool(REGB1)) {
+            REGB1 = TAG_Bool(false);
+            REGB2 = REGB1;
+          } else {
+            REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+            REGB2 = REGB1;
+          }
+        }
+        if (UNTAG_Bool(REGB2)) {
+          /* ./syntax//mmbuilder.nit:286 */
+          fra.me.REG[2] = fra.me.REG[5];
+        } else {
+          /* ./syntax//mmbuilder.nit:288 */
+          REGB2 = TAG_Int(7);
+          fra.me.REG[6] = NEW_Array_array___Array___with_capacity(REGB2);
+          if (!once_value_1) {
+            fra.me.REG[7] = BOX_NativeString("Error: explicit constructor needed in ");
+            REGB2 = TAG_Int(38);
+            fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB2);
+            once_value_1 = fra.me.REG[7];
+            register_static_object(&once_value_1);
+          } else fra.me.REG[7] = once_value_1;
+          fra.me.REG[7] = fra.me.REG[7];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+          fra.me.REG[7] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+          fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+          if (!once_value_2) {
+            fra.me.REG[7] = BOX_NativeString(" since both super-constructor ");
+            REGB2 = TAG_Int(30);
+            fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB2);
+            once_value_2 = fra.me.REG[7];
+            register_static_object(&once_value_2);
+          } else fra.me.REG[7] = once_value_2;
+          fra.me.REG[7] = fra.me.REG[7];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+          REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+          if (UNTAG_Bool(REGB2)) {
+            nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 288);
+          }
+          fra.me.REG[7] = CALL_abstractmetamodel___MMLocalProperty___full_name(fra.me.REG[2])(fra.me.REG[2]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+          if (!once_value_3) {
+            fra.me.REG[7] = BOX_NativeString(" and ");
+            REGB2 = TAG_Int(5);
+            fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB2);
+            once_value_3 = fra.me.REG[7];
+            register_static_object(&once_value_3);
+          } else fra.me.REG[7] = once_value_3;
+          fra.me.REG[7] = fra.me.REG[7];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+          fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___full_name(fra.me.REG[5])(fra.me.REG[5]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[5]);
+          if (!once_value_4) {
+            fra.me.REG[5] = BOX_NativeString(" have paramters");
+            REGB2 = TAG_Int(15);
+            fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB2);
+            once_value_4 = fra.me.REG[5];
+            register_static_object(&once_value_4);
+          } else fra.me.REG[5] = once_value_4;
+          fra.me.REG[5] = fra.me.REG[5];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[5]);
+          fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+          CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], NIT_NULL, fra.me.REG[6]);
+          /* ./syntax//mmbuilder.nit:289 */
+          goto label5;
+        }
+      }
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB2 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB2;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label6;
+    }
+  }
+  label6: while(0);
+  /* ./syntax//mmbuilder.nit:293 */
+  ATTR_mmbuilder___MMImplicitInit____super_init(fra.me.REG[0]) = fra.me.REG[2];
+  /* ./syntax//mmbuilder.nit:295 */
+  fra.me.REG[1] = NEW_Array_array___Array___init();
+  /* ./syntax//mmbuilder.nit:296 */
+  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB0 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+      REGB0 = REGB2;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:297 */
+    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 297);
+    }
+    fra.me.REG[2] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:298 */
+    REGB0 = TAG_Int(0);
+    REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 298);
+    }
+    REGB2 = CALL_static_type___MMSignature___arity(fra.me.REG[2])(fra.me.REG[2]);
+    /* ./../lib/standard//kernel.nit:332 */
+    while(1) {
+      /* ./../lib/standard//kernel.nit:212 */
+      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
+      /* ./../lib/standard//kernel.nit:332 */
+      if (UNTAG_Bool(REGB1)) {
+        /* ./syntax//mmbuilder.nit:298 */
+        REGB1 = REGB0;
+        /* ./syntax//mmbuilder.nit:299 */
+        REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 299);
+        }
+        fra.me.REG[4] = CALL_static_type___MMSignature_____bra(fra.me.REG[2])(fra.me.REG[2], REGB1);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[4]);
+        /* ./../lib/standard//kernel.nit:334 */
+        REGB1 = TAG_Int(1);
+        /* ./../lib/standard//kernel.nit:215 */
+        REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+        /* ./../lib/standard//kernel.nit:334 */
+        REGB0 = REGB1;
+      } else {
+        /* ./../lib/standard//kernel.nit:332 */
+        goto label7;
       }
     }
-    continue_29: while(0);
-    CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*ArrayIterator::next*/;
-  }
-  break_29: while(0);
-  variable[4] = variable[0];
-  ATTR_mmbuilder___MMImplicitInit____super_init(variable[4]) /*MMImplicitInit::_super_init*/ =  variable[3] /*base*/;
-  variable[5] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-  variable[4] = variable[5];
-  variable[5] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[3] /*base*/ ==  NIT_NULL /*null*/) || (( variable[3] /*base*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[3] /*base*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[3] /*base*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[3] /*base*/)( variable[3] /*base*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[6] = CALL_static_type___MMLocalProperty___signature( variable[3] /*base*/)( variable[3] /*base*/) /*MMLocalProperty::signature*/;
-    variable[5] = variable[6];
-    variable[6] = CALL_static_type___MMSignature___arity( variable[5] /*sig*/)( variable[5] /*sig*/) /*MMSignature::arity*/;
-    variable[7] = NEW_Range_range___Range___without_last( TAG_Int(0), variable[6]); /*new Range[Int]*/
-    variable[6] = variable[7];
-    variable[6] = CALL_abstract_collection___Collection___iterator(variable[6])(variable[6]) /*Range::iterator*/;
-    while (true) { /*for*/
-      variable[7] = CALL_abstract_collection___Iterator___is_ok(variable[6])(variable[6]) /*Iterator::is_ok*/;
-      if (!UNTAG_Bool(variable[7])) break; /*for*/
-      variable[7] = CALL_abstract_collection___Iterator___item(variable[6])(variable[6]) /*Iterator::item*/;
-      variable[8] = variable[7];
-      variable[9] = CALL_static_type___MMSignature_____bra( variable[5] /*sig*/)( variable[5] /*sig*/,  variable[8] /*i*/) /*MMSignature::[]*/;
-      CALL_abstract_collection___SimpleCollection___add( variable[4] /*params*/)( variable[4] /*params*/, variable[9]) /*AbstractArray::add*/;
-      continue_30: while(0);
-      CALL_abstract_collection___Iterator___next(variable[6])(variable[6]) /*Iterator::next*/;
-    }
-    break_30: while(0);
-  }
-  variable[5] = variable[0];
-  variable[5] = CALL_syntax_base___MMImplicitInit___unassigned_attributes(variable[5])(variable[5]) /*MMImplicitInit::unassigned_attributes*/;
-  variable[5] = CALL_abstract_collection___Collection___iterator(variable[5])(variable[5]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___is_ok(variable[5])(variable[5]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[6])) break; /*for*/
-    variable[6] = CALL_abstract_collection___Iterator___item(variable[5])(variable[5]) /*ArrayIterator::item*/;
-    variable[7] = variable[6];
-    variable[8] = CALL_static_type___MMLocalProperty___signature( variable[7] /*a*/)( variable[7] /*a*/) /*MMLocalProperty::signature*/;
-    variable[8] = CALL_static_type___MMSignature___return_type(variable[8])(variable[8]) /*MMSignature::return_type*/;
-    CALL_abstract_collection___SimpleCollection___add( variable[4] /*params*/)( variable[4] /*params*/, variable[8]) /*AbstractArray::add*/;
-    continue_31: while(0);
-    CALL_abstract_collection___Iterator___next(variable[5])(variable[5]) /*ArrayIterator::next*/;
-  }
-  break_31: while(0);
-  variable[5] = variable[0];
-  variable[6] = variable[0];
-  variable[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[6])(variable[6]) /*MMLocalProperty::local_class*/;
-  variable[6] = CALL_static_type___MMLocalClass___get_type(variable[6])(variable[6]) /*MMLocalClass::get_type*/;
-  variable[7] = NEW_MMSignature_static_type___MMSignature___init( variable[4] /*params*/,  NIT_NULL /*null*/, variable[6]); /*new MMSignature*/
-  variable[6] = variable[7];
-  CALL_static_type___MMLocalProperty___signature__eq(variable[5])(variable[5], variable[6]) /*MMLocalProperty::signature=*/;
-  return_label28: while(false);
-  tracehead = trace.prev;
+    label7: while(0);
+  }
+  /* ./syntax//mmbuilder.nit:302 */
+  fra.me.REG[2] = CALL_syntax_base___MMImplicitInit___unassigned_attributes(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB2 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
+  if (UNTAG_Bool(REGB2)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB2 = ATTR_array___AbstractArrayRead____length(fra.me.REG[2]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[2]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB2 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB2 = ATTR_array___AbstractArrayRead____length(fra.me.REG[2]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB2)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:303 */
+      fra.me.REG[3] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[3])(fra.me.REG[3]);
+      /* ./syntax//mmbuilder.nit:304 */
+      REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB2 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+          REGB2 = REGB1;
+        }
+      }
+      if (UNTAG_Bool(REGB2)) {
+        goto label5;
+      }
+      /* ./syntax//mmbuilder.nit:305 */
+      REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 305);
+      }
+      fra.me.REG[3] = CALL_static_type___MMSignature___return_type(fra.me.REG[3])(fra.me.REG[3]);
+      REGB2 = TAG_Bool((fra.me.REG[3]!=NIT_NULL) && VAL_ISA(fra.me.REG[3], COLOR_MMType, ID_MMType)) /*cast MMType*/;
+      if (UNTAG_Bool(REGB2)) {
+      } else {
+        nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 305);
+      }
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB2 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB2;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label8;
+    }
+  }
+  label8: while(0);
+  /* ./syntax//mmbuilder.nit:307 */
+  fra.me.REG[4] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[4] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[4])(fra.me.REG[4]);
+  fra.me.REG[4] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[1], NIT_NULL, fra.me.REG[4]);
+  CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+  label5: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___MMImplicitInit___super_init(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 268, LOCATE_mmbuilder___MMImplicitInit___super_init};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___MMImplicitInit____super_init( self) /*MMImplicitInit::_super_init*/;
-}
-val_t mmbuilder___MMSrcAncestor___local_class(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 304, LOCATE_mmbuilder___MMSrcAncestor___local_class};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___MMSrcAncestor____local_class( self) /*MMSrcAncestor::_local_class*/;
-}
-val_t mmbuilder___MMSrcAncestor___node(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 302, LOCATE_mmbuilder___MMSrcAncestor___node};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___MMSrcAncestor____node( self) /*MMSrcAncestor::_node*/;
-}
-void mmbuilder___MMSrcAncestor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 306, LOCATE_mmbuilder___MMSrcAncestor___init};
-  val_t variable[5];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMSrcAncestor].i]) return;
-  variable[4] = variable[0];
-  ATTR_mmbuilder___MMSrcAncestor____node(variable[4]) /*MMSrcAncestor::_node*/ =  variable[1] /*n*/;
-  variable[4] = variable[0];
-  ATTR_mmbuilder___MMSrcAncestor____local_class(variable[4]) /*MMSrcAncestor::_local_class*/ =  variable[2] /*c*/;
-  return_label32: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMSrcAncestor].i] = 1;
-  tracehead = trace.prev;
+val_t mmbuilder___MMSrcAncestor___local_class(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 315;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcAncestor___local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:315 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___MMSrcAncestor____local_class(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_local_class", LOCATE_mmbuilder, 315);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___MMSrcAncestor____local_class(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___MMSrcAncestor___init(val_t p0, val_t p1, int* init_table){
+  int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_MMSrcAncestor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos1]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 317;
+  fra.me.meth = LOCATE_mmbuilder___MMSrcAncestor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:317 */
+  fra.me.REG[2] = fra.me.REG[0];
+  CALL_static_type___MMAncestor___init(fra.me.REG[0])(fra.me.REG[0], init_table);
+  /* ./syntax//mmbuilder.nit:319 */
+  ATTR_mmbuilder___MMSrcAncestor____local_class(fra.me.REG[2]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
+  init_table[itpos1] = 1;
+  return;
+}
+val_t mmbuilder___ClassBuilderVisitor___local_class_arity(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 330;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___local_class_arity;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:330 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___ClassBuilderVisitor____local_class_arity(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_local_class_arity", LOCATE_mmbuilder, 330);
+  }
+  REGB0 = ATTR_mmbuilder___ClassBuilderVisitor____local_class_arity(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void mmbuilder___ClassBuilderVisitor___local_class_arity__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 330;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___local_class_arity__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./syntax//mmbuilder.nit:330 */
+  ATTR_mmbuilder___ClassBuilderVisitor____local_class_arity(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ClassBuilderVisitor___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 326, LOCATE_mmbuilder___ClassBuilderVisitor___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_class_builder( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_class_builder*/;
-  return_label33: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___ClassBuilderVisitor___formals(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 333;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___formals;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:333 */
+  fra.me.REG[0] = ATTR_mmbuilder___ClassBuilderVisitor____formals(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___ClassBuilderVisitor___formals__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 333;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___formals__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:333 */
+  ATTR_mmbuilder___ClassBuilderVisitor____formals(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___ClassBuilderVisitor___local_class_arity(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 320, LOCATE_mmbuilder___ClassBuilderVisitor___local_class_arity};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___ClassBuilderVisitor____local_class_arity( self) /*ClassBuilderVisitor::_local_class_arity*/;
-}
-void mmbuilder___ClassBuilderVisitor___local_class_arity__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 320, LOCATE_mmbuilder___ClassBuilderVisitor___local_class_arity__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___ClassBuilderVisitor____local_class_arity( self) /*ClassBuilderVisitor::_local_class_arity*/ =  param0;
-  tracehead = trace.prev;
+void mmbuilder___ClassBuilderVisitor___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 336;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:336 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 336);
+  }
+  CALL_mmbuilder___ANode___accept_class_builder(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___ClassBuilderVisitor___formals(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 323, LOCATE_mmbuilder___ClassBuilderVisitor___formals};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___ClassBuilderVisitor____formals( self) /*ClassBuilderVisitor::_formals*/;
-}
-void mmbuilder___ClassBuilderVisitor___formals__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 323, LOCATE_mmbuilder___ClassBuilderVisitor___formals__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___ClassBuilderVisitor____formals( self) /*ClassBuilderVisitor::_formals*/ =  param0;
-  tracehead = trace.prev;
+void mmbuilder___ClassBuilderVisitor___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos2 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_ClassBuilderVisitor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos2]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 337;
+  fra.me.meth = LOCATE_mmbuilder___ClassBuilderVisitor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:337 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos2] = 1;
   return;
 }
-void mmbuilder___ClassBuilderVisitor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 327, LOCATE_mmbuilder___ClassBuilderVisitor___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassBuilderVisitor].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  return_label34: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassBuilderVisitor].i] = 1;
-  tracehead = trace.prev;
+void mmbuilder___ClassSpecializationBuilderVisitor___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 344;
+  fra.me.meth = LOCATE_mmbuilder___ClassSpecializationBuilderVisitor___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:344 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 344);
+  }
+  CALL_mmbuilder___ANode___accept_class_specialization_builder(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ClassSpecializationBuilderVisitor___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 334, LOCATE_mmbuilder___ClassSpecializationBuilderVisitor___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_class_specialization_builder( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_class_specialization_builder*/;
-  return_label35: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ClassSpecializationBuilderVisitor___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos3 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_ClassSpecializationBuilderVisitor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos3]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 345;
+  fra.me.meth = LOCATE_mmbuilder___ClassSpecializationBuilderVisitor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:345 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos3] = 1;
   return;
 }
-void mmbuilder___ClassSpecializationBuilderVisitor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 335, LOCATE_mmbuilder___ClassSpecializationBuilderVisitor___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassSpecializationBuilderVisitor].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  return_label36: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassSpecializationBuilderVisitor].i] = 1;
-  tracehead = trace.prev;
+void mmbuilder___ClassAncestorBuilder___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 352;
+  fra.me.meth = LOCATE_mmbuilder___ClassAncestorBuilder___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:352 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 352);
+  }
+  CALL_mmbuilder___ANode___accept_class_ancestor_builder(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ClassAncestorBuilder___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 342, LOCATE_mmbuilder___ClassAncestorBuilder___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_class_ancestor_builder( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_class_ancestor_builder*/;
-  return_label37: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ClassAncestorBuilder___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos4 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_ClassAncestorBuilder].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos4]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 353;
+  fra.me.meth = LOCATE_mmbuilder___ClassAncestorBuilder___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:353 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos4] = 1;
   return;
 }
-void mmbuilder___ClassAncestorBuilder___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 343, LOCATE_mmbuilder___ClassAncestorBuilder___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassAncestorBuilder].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  return_label38: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassAncestorBuilder].i] = 1;
-  tracehead = trace.prev;
+void mmbuilder___ClassVerifierVisitor___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 360;
+  fra.me.meth = LOCATE_mmbuilder___ClassVerifierVisitor___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:360 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 360);
+  }
+  CALL_mmbuilder___ANode___accept_class_verifier(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ClassVerifierVisitor___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 350, LOCATE_mmbuilder___ClassVerifierVisitor___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_class_verifier( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_class_verifier*/;
-  return_label39: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ClassVerifierVisitor___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos5 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_ClassVerifierVisitor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos5]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 361;
+  fra.me.meth = LOCATE_mmbuilder___ClassVerifierVisitor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:361 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos5] = 1;
   return;
 }
-void mmbuilder___ClassVerifierVisitor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 351, LOCATE_mmbuilder___ClassVerifierVisitor___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassVerifierVisitor].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  return_label40: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_ClassVerifierVisitor].i] = 1;
-  tracehead = trace.prev;
+void mmbuilder___PropertyBuilderVisitor___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 371;
+  fra.me.meth = LOCATE_mmbuilder___PropertyBuilderVisitor___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:371 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 371);
+  }
+  CALL_mmbuilder___ANode___accept_property_builder(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PropertyBuilderVisitor___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 361, LOCATE_mmbuilder___PropertyBuilderVisitor___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_property_builder( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_property_builder*/;
-  return_label41: while(false);
-  tracehead = trace.prev;
+void mmbuilder___PropertyBuilderVisitor___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos6 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_PropertyBuilderVisitor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t tmp;
+  if (init_table[itpos6]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 372;
+  fra.me.meth = LOCATE_mmbuilder___PropertyBuilderVisitor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:372 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos6] = 1;
   return;
 }
-void mmbuilder___PropertyBuilderVisitor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 362, LOCATE_mmbuilder___PropertyBuilderVisitor___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_PropertyBuilderVisitor].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  return_label42: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_PropertyBuilderVisitor].i] = 1;
-  tracehead = trace.prev;
+val_t mmbuilder___PropertyVerifierVisitor___signature_builder(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 380;
+  fra.me.meth = LOCATE_mmbuilder___PropertyVerifierVisitor___signature_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:380 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_signature_builder", LOCATE_mmbuilder, 380);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___PropertyVerifierVisitor___signature_builder__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 380;
+  fra.me.meth = LOCATE_mmbuilder___PropertyVerifierVisitor___signature_builder__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:380 */
+  ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PropertyVerifierVisitor___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 373, LOCATE_mmbuilder___PropertyVerifierVisitor___visit};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_mmbuilder___PNode___accept_property_verifier( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::accept_property_verifier*/;
-  return_label43: while(false);
-  tracehead = trace.prev;
+void mmbuilder___PropertyVerifierVisitor___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 383;
+  fra.me.meth = LOCATE_mmbuilder___PropertyVerifierVisitor___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:383 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 383);
+  }
+  CALL_mmbuilder___ANode___accept_property_verifier(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PropertyVerifierVisitor___signature_builder(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 370, LOCATE_mmbuilder___PropertyVerifierVisitor___signature_builder};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder( self) /*PropertyVerifierVisitor::_signature_builder*/;
-}
-void mmbuilder___PropertyVerifierVisitor___signature_builder__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 370, LOCATE_mmbuilder___PropertyVerifierVisitor___signature_builder__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder( self) /*PropertyVerifierVisitor::_signature_builder*/ =  param0;
-  tracehead = trace.prev;
+void mmbuilder___PropertyVerifierVisitor___init(val_t p0, val_t p1, val_t p2, int* init_table){
+  int itpos7 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_PropertyVerifierVisitor].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  if (init_table[itpos7]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 385;
+  fra.me.meth = LOCATE_mmbuilder___PropertyVerifierVisitor___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:385 */
+  fra.me.REG[3] = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:387 */
+  CALL_syntax_base___AbsSyntaxVisitor___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], init_table);
+  /* ./syntax//mmbuilder.nit:388 */
+  fra.me.REG[2] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init();
+  ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder(fra.me.REG[3]) = fra.me.REG[2];
+  stack_frame_head = fra.me.prev;
+  init_table[itpos7] = 1;
   return;
 }
-void mmbuilder___PropertyVerifierVisitor___init(val_t  self, val_t  param0, val_t  param1, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 375, LOCATE_mmbuilder___PropertyVerifierVisitor___init};
-  val_t variable[6];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_PropertyVerifierVisitor].i]) return;
-  CALL_syntax_base___AbsSyntaxVisitor___init(variable[0])(variable[0], variable[1], variable[2], init_table /*YYY*/) /*AbsSyntaxVisitor::init*/;
-  variable[4] = variable[0];
-  variable[5] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init(); /*new SignatureBuilder*/
-  ATTR_mmbuilder___PropertyVerifierVisitor____signature_builder(variable[4]) /*PropertyVerifierVisitor::_signature_builder*/ = variable[5];
-  return_label44: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_PropertyVerifierVisitor].i] = 1;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___params(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 394;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___params;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:394 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___SignatureBuilder____params(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_params", LOCATE_mmbuilder, 394);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___SignatureBuilder____params(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___SignatureBuilder___params__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 394;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___params__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:394 */
+  ATTR_mmbuilder___SignatureBuilder____params(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___SignatureBuilder___params(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 384, LOCATE_mmbuilder___SignatureBuilder___params};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___SignatureBuilder____params( self) /*SignatureBuilder::_params*/;
-}
-void mmbuilder___SignatureBuilder___params__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 384, LOCATE_mmbuilder___SignatureBuilder___params__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___SignatureBuilder____params( self) /*SignatureBuilder::_params*/ =  param0;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___untyped_params(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 397;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___untyped_params;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:397 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___SignatureBuilder____untyped_params(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_untyped_params", LOCATE_mmbuilder, 397);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___SignatureBuilder____untyped_params(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___SignatureBuilder___untyped_params__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 397;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___untyped_params__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:397 */
+  ATTR_mmbuilder___SignatureBuilder____untyped_params(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___SignatureBuilder___untyped_params(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 387, LOCATE_mmbuilder___SignatureBuilder___untyped_params};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___SignatureBuilder____untyped_params( self) /*SignatureBuilder::_untyped_params*/;
-}
-void mmbuilder___SignatureBuilder___untyped_params__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 387, LOCATE_mmbuilder___SignatureBuilder___untyped_params__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___SignatureBuilder____untyped_params( self) /*SignatureBuilder::_untyped_params*/ =  param0;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___vararg_rank(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 400;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___vararg_rank;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:400 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___SignatureBuilder____vararg_rank(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_vararg_rank", LOCATE_mmbuilder, 400);
+  }
+  REGB0 = ATTR_mmbuilder___SignatureBuilder____vararg_rank(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void mmbuilder___SignatureBuilder___vararg_rank__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 400;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___vararg_rank__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./syntax//mmbuilder.nit:400 */
+  ATTR_mmbuilder___SignatureBuilder____vararg_rank(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___SignatureBuilder___vararg_rank(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 390, LOCATE_mmbuilder___SignatureBuilder___vararg_rank};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___SignatureBuilder____vararg_rank( self) /*SignatureBuilder::_vararg_rank*/;
-}
-void mmbuilder___SignatureBuilder___vararg_rank__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 390, LOCATE_mmbuilder___SignatureBuilder___vararg_rank__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___SignatureBuilder____vararg_rank( self) /*SignatureBuilder::_vararg_rank*/ =  param0;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___closure_decls(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 403;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___closure_decls;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:403 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___SignatureBuilder____closure_decls(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_closure_decls", LOCATE_mmbuilder, 403);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___SignatureBuilder____closure_decls(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___SignatureBuilder___closure_decls__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 403;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___closure_decls__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:403 */
+  ATTR_mmbuilder___SignatureBuilder____closure_decls(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___SignatureBuilder___closure_decls(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 393, LOCATE_mmbuilder___SignatureBuilder___closure_decls};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___SignatureBuilder____closure_decls( self) /*SignatureBuilder::_closure_decls*/;
-}
-void mmbuilder___SignatureBuilder___closure_decls__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 393, LOCATE_mmbuilder___SignatureBuilder___closure_decls__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___SignatureBuilder____closure_decls( self) /*SignatureBuilder::_closure_decls*/ =  param0;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___has_error_occured(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 406;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___has_error_occured;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:406 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___SignatureBuilder____has_error_occured(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_has_error_occured", LOCATE_mmbuilder, 406);
+  }
+  REGB0 = ATTR_mmbuilder___SignatureBuilder____has_error_occured(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void mmbuilder___SignatureBuilder___has_error_occured__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 406;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___has_error_occured__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  REGB0 = p1;
+  /* ./syntax//mmbuilder.nit:406 */
+  ATTR_mmbuilder___SignatureBuilder____has_error_occured(fra.me.REG[0]) = REGB0;
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___SignatureBuilder___signature(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 396, LOCATE_mmbuilder___SignatureBuilder___signature};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___SignatureBuilder____signature( self) /*SignatureBuilder::_signature*/;
-}
-void mmbuilder___SignatureBuilder___signature__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 396, LOCATE_mmbuilder___SignatureBuilder___signature__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___SignatureBuilder____signature( self) /*SignatureBuilder::_signature*/ =  param0;
-  tracehead = trace.prev;
+val_t mmbuilder___SignatureBuilder___signature(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 409;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___signature;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:409 */
+  fra.me.REG[0] = ATTR_mmbuilder___SignatureBuilder____signature(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___SignatureBuilder___signature__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 409;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___signature__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:409 */
+  ATTR_mmbuilder___SignatureBuilder____signature(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___SignatureBuilder___init(val_t  self, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 0, LOCATE_mmbuilder___SignatureBuilder___init};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
+void mmbuilder___SignatureBuilder___init(val_t p0, int* init_table){
+  int itpos8 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_SignatureBuilder].i;
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  if (init_table[itpos8]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 0;
+  fra.me.meth = LOCATE_mmbuilder___SignatureBuilder___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  stack_frame_head = fra.me.prev;
+  init_table[itpos8] = 1;
   return;
 }
-void mmbuilder___PNode___accept_class_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 403, LOCATE_mmbuilder___PNode___accept_class_builder};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label45: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_class_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 416;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_class_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:416 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PNode___accept_class_specialization_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 404, LOCATE_mmbuilder___PNode___accept_class_specialization_builder};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label46: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_class_specialization_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 417;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_class_specialization_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:417 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PNode___accept_class_ancestor_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 405, LOCATE_mmbuilder___PNode___accept_class_ancestor_builder};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label47: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_class_ancestor_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 418;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_class_ancestor_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:418 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PNode___accept_class_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 406, LOCATE_mmbuilder___PNode___accept_class_verifier};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label48: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_class_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 419;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_class_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:419 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PNode___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 407, LOCATE_mmbuilder___PNode___accept_property_builder};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label49: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 420;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:420 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PNode___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 408, LOCATE_mmbuilder___PNode___accept_property_verifier};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  CALL_syntax_base___PNode___accept_abs_syntax_visitor(variable[3])(variable[3],  variable[1] /*v*/) /*PNode::accept_abs_syntax_visitor*/;
-  return_label50: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ANode___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 421;
+  fra.me.meth = LOCATE_mmbuilder___ANode___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:421 */
+  CALL_syntax_base___ANode___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AModule___import_super_modules(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 412, LOCATE_mmbuilder___AModule___import_super_modules};
-      static val_t once_value_53; static int once_bool_53; /* Once value for variable[8]*/
-  val_t variable[14];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[5] = NEW_Array_array___Array___init(); /*new Array[Symbol]*/
-  variable[4] = variable[5];
-  variable[6] = NEW_HashMap_hash___HashMap___init(); /*new HashMap[Symbol, Int]*/
-  variable[5] = variable[6];
-  variable[6] =  NIT_NULL /*null*/;
-  variable[7] = variable[0];
-  variable[7] = CALL_parser_nodes___AModule___n_imports(variable[7])(variable[7]) /*AModule::n_imports*/;
-  variable[7] = CALL_abstract_collection___Collection___iterator(variable[7])(variable[7]) /*List::iterator*/;
-  while (true) { /*for*/
-    variable[8] = CALL_abstract_collection___Iterator___is_ok(variable[7])(variable[7]) /*ListIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[8])) break; /*for*/
-    variable[8] = CALL_abstract_collection___Iterator___item(variable[7])(variable[7]) /*ListIterator::item*/;
-    variable[9] = variable[8];
-    variable[11] = CALL_mmbuilder___PImport___module_name( variable[9] /*i*/)( variable[9] /*i*/) /*PImport::module_name*/;
-    variable[10] = variable[11];
-    variable[11] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[10] /*n*/ ==  NIT_NULL /*null*/) || (( variable[10] /*n*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[10] /*n*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[10] /*n*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[10] /*n*/)( variable[10] /*n*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-    if (UNTAG_Bool(variable[11])) { /*if*/
-      CALL_abstract_collection___SimpleCollection___add( variable[4] /*module_names_to_import*/)( variable[4] /*module_names_to_import*/,  variable[10] /*n*/) /*AbstractArray::add*/;
-      variable[11] = CALL_mmbuilder___PImport___visibility_level( variable[9] /*i*/)( variable[9] /*i*/) /*PImport::visibility_level*/;
-      CALL_abstract_collection___Map_____braeq( variable[5] /*module_visibility*/)( variable[5] /*module_visibility*/,  variable[10] /*n*/, variable[11]) /*HashMap::[]=*/;
-    } else { /*if*/
-      variable[6] =  variable[9] /*i*/ /*no_import=*/;
-    }
-    continue_52: while(0);
-    CALL_abstract_collection___Iterator___next(variable[7])(variable[7]) /*ListIterator::next*/;
-  }
-  break_52: while(0);
-  variable[7] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[6] /*no_import*/ ==  NIT_NULL /*null*/) || (( variable[6] /*no_import*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[6] /*no_import*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[6] /*no_import*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[6] /*no_import*/)( variable[6] /*no_import*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[7])) { /*if*/
-    variable[7] = CALL_abstract_collection___Collection___is_empty( variable[4] /*module_names_to_import*/)( variable[4] /*module_names_to_import*/) /*AbstractArray::is_empty*/;
-    if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[7])))) { /*if*/
-      variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[8] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-      variable[9] = variable[8];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-      variable[10] = CALL_parser_prod___PNode___locate( variable[6] /*no_import*/)( variable[6] /*no_import*/) /*Prod::locate*/;
-      variable[11] = variable[10];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[11]) /*AbstractArray::add*/;
-      variable[12] = NEW_String_string___String___with_native(BOX_NativeString(": Error: Top modules cannot import other modules."), TAG_Int(49)); /*new String*/
-      variable[13] = variable[12];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[13]) /*AbstractArray::add*/;
-      variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-      CALL_mmloader___ToolContext___error( variable[1] /*tc*/)( variable[1] /*tc*/, variable[7]) /*ToolContext::error*/;
-    }
-  } else { /*if*/
-    variable[7] = CALL_abstract_collection___Collection___is_empty( variable[4] /*module_names_to_import*/)( variable[4] /*module_names_to_import*/) /*AbstractArray::is_empty*/;
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      if (once_bool_53) variable[8] = once_value_53;
-      else {
-        variable[8] = NEW_String_string___String___with_native(BOX_NativeString("standard"), TAG_Int(8)); /*new String*/
-        variable[8] = CALL_symbol___String___to_symbol(variable[8])(variable[8]) /*String::to_symbol*/;
-        once_value_53 = variable[8];
-        once_bool_53 = true;
+void mmbuilder___AModule___import_super_modules(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+      static val_t once_value_2; /* Once value */
+      static val_t once_value_3; /* Once value */
+        static val_t once_value_4; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 425;
+  fra.me.meth = LOCATE_mmbuilder___AModule___import_super_modules;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 7;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:429 */
+  fra.me.REG[3] = NEW_Array_array___Array___init();
+  /* ./syntax//mmbuilder.nit:430 */
+  fra.me.REG[4] = NEW_HashMap_hash_collection___HashMap___init();
+  /* ./syntax//mmbuilder.nit:431 */
+  fra.me.REG[5] = NIT_NULL;
+  /* ./syntax//mmbuilder.nit:432 */
+  fra.me.REG[0] = CALL_parser_nodes___AModule___n_imports(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[0])(fra.me.REG[0], (&(fra.me)), ((fun_t)OC_mmbuilder___AModule___import_super_modules_1));
+  /* ./syntax//mmbuilder.nit:441 */
+  REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:442 */
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[3])(fra.me.REG[3]);
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:443 */
+      REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 443);
       }
-      variable[7] = variable[8];
-      CALL_abstract_collection___SimpleCollection___add( variable[4] /*module_names_to_import*/)( variable[4] /*module_names_to_import*/,  variable[7] /*stdname*/) /*AbstractArray::add*/;
-      CALL_abstract_collection___Map_____braeq( variable[5] /*module_visibility*/)( variable[5] /*module_visibility*/,  variable[7] /*stdname*/,  TAG_Int(1)) /*HashMap::[]=*/;
-    }
-  }
-  CALL_mmloader___MMModule___import_supers_modules( variable[2] /*mod*/)( variable[2] /*mod*/,  variable[4] /*module_names_to_import*/) /*MMModule::import_supers_modules*/;
-  variable[7] = CALL_abstract_collection___Collection___iterator( variable[4] /*module_names_to_import*/)( variable[4] /*module_names_to_import*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[8] = CALL_abstract_collection___Iterator___is_ok(variable[7])(variable[7]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[8])) break; /*for*/
-    variable[8] = CALL_abstract_collection___Iterator___item(variable[7])(variable[7]) /*ArrayIterator::item*/;
-    variable[9] = variable[8];
-    variable[11] = CALL_abstract_collection___Map_____bra( variable[5] /*module_visibility*/)( variable[5] /*module_visibility*/,  variable[9] /*mname*/) /*CoupleMap::[]*/;
-    variable[10] = variable[11];
-    variable[12] = CALL_mmloader___ToolContext___get_module( variable[1] /*tc*/)( variable[1] /*tc*/,  variable[9] /*mname*/,  variable[2] /*mod*/) /*ToolContext::get_module*/;
-    variable[11] = variable[12];
-    CALL_abstractmetamodel___MMModule___add_super_module( variable[2] /*mod*/)( variable[2] /*mod*/,  variable[11] /*m*/,  variable[10] /*level*/) /*MMModule::add_super_module*/;
-    continue_54: while(0);
-    CALL_abstract_collection___Iterator___next(variable[7])(variable[7]) /*ArrayIterator::next*/;
-  }
-  break_54: while(0);
-  return_label51: while(false);
-  tracehead = trace.prev;
+      fra.me.REG[5] = CALL_parser_nodes___ANode___location(fra.me.REG[5])(fra.me.REG[5]);
+      if (!once_value_2) {
+        fra.me.REG[0] = BOX_NativeString("Error: Top modules cannot import other modules.");
+        REGB0 = TAG_Int(47);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_2 = fra.me.REG[0];
+        register_static_object(&once_value_2);
+      } else fra.me.REG[0] = once_value_2;
+      fra.me.REG[0] = fra.me.REG[0];
+      CALL_mmloader___ToolContext___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[5], fra.me.REG[0]);
+    }
+  } else {
+    /* ./syntax//mmbuilder.nit:445 */
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[3])(fra.me.REG[3]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:446 */
+      if (!once_value_3) {
+        if (!once_value_4) {
+          fra.me.REG[0] = BOX_NativeString("standard");
+          REGB0 = TAG_Int(8);
+          fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+          once_value_4 = fra.me.REG[0];
+          register_static_object(&once_value_4);
+        } else fra.me.REG[0] = once_value_4;
+        fra.me.REG[0] = fra.me.REG[0];
+        fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+        once_value_3 = fra.me.REG[0];
+        register_static_object(&once_value_3);
+      } else fra.me.REG[0] = once_value_3;
+      fra.me.REG[0] = fra.me.REG[0];
+      /* ./syntax//mmbuilder.nit:447 */
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[0]);
+      /* ./syntax//mmbuilder.nit:448 */
+      REGB0 = TAG_Int(1);
+      CALL_abstract_collection___Map_____braeq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[0], REGB0);
+    }
+  }
+  /* ./syntax//mmbuilder.nit:451 */
+  CALL_mmloader___MMModule___import_supers_modules(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[0] = ATTR_array___Array____items(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:454 */
+      fra.me.REG[6] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      REGB1 = fra.me.REG[6];
+      /* ./syntax//mmbuilder.nit:455 */
+      fra.me.REG[5] = CALL_mmloader___ToolContext___get_module(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[5], fra.me.REG[2]);
+      /* ./syntax//mmbuilder.nit:456 */
+      CALL_abstractmetamodel___MMModule___add_super_module(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[5], REGB1);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label5;
+    }
+  }
+  label5: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___APackagedecl___accept_class_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 449, LOCATE_mmbuilder___APackagedecl___accept_class_builder};
-  val_t variable[15];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_parser_nodes___APackagedecl___n_id(variable[3])(variable[3]) /*APackagedecl::n_id*/;
-  variable[3] = CALL_syntax_base___Token___to_symbol(variable[3])(variable[3]) /*Token::to_symbol*/;
-  variable[4] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-  variable[4] = CALL_abstractmetamodel___MMModule___name(variable[4])(variable[4]) /*MMModule::name*/;
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] == variable[4]) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3],variable[4])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3], variable[4]) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[3])) { /*if*/
-    variable[3] = variable[0];
-    variable[3] = CALL_parser_nodes___APackagedecl___n_id(variable[3])(variable[3]) /*APackagedecl::n_id*/;
-    variable[4] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[5] = NEW_String_string___String___with_native(BOX_NativeString("Error: Package name missmatch between "), TAG_Int(38)); /*new String*/
-    variable[6] = variable[5];
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[6]) /*AbstractArray::add*/;
-    variable[7] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-    variable[7] = CALL_abstractmetamodel___MMModule___name(variable[7])(variable[7]) /*MMModule::name*/;
-    variable[8] = variable[7];
-    variable[8] = CALL_string___Object___to_s(variable[8])(variable[8]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[8]) /*AbstractArray::add*/;
-    variable[9] = NEW_String_string___String___with_native(BOX_NativeString(" and "), TAG_Int(5)); /*new String*/
-    variable[10] = variable[9];
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[10]) /*AbstractArray::add*/;
-    variable[11] = variable[0];
-    variable[11] = CALL_parser_nodes___APackagedecl___n_id(variable[11])(variable[11]) /*APackagedecl::n_id*/;
-    variable[11] = CALL_syntax_base___Token___to_symbol(variable[11])(variable[11]) /*Token::to_symbol*/;
-    variable[12] = variable[11];
-    variable[12] = CALL_string___Object___to_s(variable[12])(variable[12]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[12]) /*AbstractArray::add*/;
-    variable[13] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-    variable[14] = variable[13];
-    CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[14]) /*AbstractArray::add*/;
-    variable[4] = CALL_string___Object___to_s(variable[4])(variable[4]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[3], variable[4]) /*AbsSyntaxVisitor::error*/;
-  }
-  return_label55: while(false);
-  tracehead = trace.prev;
+  void OC_mmbuilder___AModule___import_super_modules_1(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+    val_t REGB0;
+    val_t REGB1;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___AModule___import_super_modules;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 2;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.REG[1] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:433 */
+    fra.me.REG[1] = CALL_mmbuilder___AImport___module_name(fra.me.REG[0])(fra.me.REG[0]);
+    /* ./syntax//mmbuilder.nit:434 */
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:435 */
+      CALL_abstract_collection___SimpleCollection___add(closctx->REG[3])(closctx->REG[3], fra.me.REG[1]);
+      /* ./syntax//mmbuilder.nit:436 */
+      REGB0 = CALL_mmbuilder___AImport___visibility_level(fra.me.REG[0])(fra.me.REG[0]);
+      CALL_abstract_collection___Map_____braeq(closctx->REG[4])(closctx->REG[4], fra.me.REG[1], REGB0);
+    } else {
+      /* ./syntax//mmbuilder.nit:438 */
+      closctx->REG[5] = fra.me.REG[0];
+    }
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+void mmbuilder___AModuledecl___accept_class_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 462;
+  fra.me.meth = LOCATE_mmbuilder___AModuledecl___accept_class_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:464 */
+  fra.me.REG[2] = CALL_parser_nodes___AModuledecl___n_id(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_syntax_base___Token___to_symbol(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[3] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[2],fra.me.REG[3]));
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+    REGB0 = REGB1;
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:465 */
+    fra.me.REG[3] = CALL_parser_nodes___AModuledecl___n_id(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = TAG_Int(5);
+    fra.me.REG[2] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_1) {
+      fra.me.REG[4] = BOX_NativeString("Error: Module name missmatch between ");
+      REGB0 = TAG_Int(37);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_1 = fra.me.REG[4];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[4] = once_value_1;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
+    fra.me.REG[4] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
+    if (!once_value_2) {
+      fra.me.REG[4] = BOX_NativeString(" and ");
+      REGB0 = TAG_Int(5);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_2 = fra.me.REG[4];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[4] = once_value_2;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
+    fra.me.REG[0] = CALL_parser_nodes___AModuledecl___n_id(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[0] = CALL_syntax_base___Token___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+    if (!once_value_3) {
+      fra.me.REG[0] = BOX_NativeString("");
+      REGB0 = TAG_Int(0);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+      once_value_3 = fra.me.REG[0];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[0] = once_value_3;
+    fra.me.REG[0] = fra.me.REG[0];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+    fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3], fra.me.REG[2]);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PImport___module_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 458, LOCATE_mmbuilder___PImport___module_name};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 458);
-  nit_exit(1);
-  tracehead = trace.prev;
+val_t mmbuilder___AImport___module_name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 471;
+  fra.me.meth = LOCATE_mmbuilder___AImport___module_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./syntax//mmbuilder.nit:471 */
+  nit_abort("Deferred method called", NULL, LOCATE_mmbuilder, 471);
+  stack_frame_head = fra.me.prev;
   return NIT_NULL;
 }
-val_t mmbuilder___PImport___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 461, LOCATE_mmbuilder___PImport___visibility_level};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 461);
-  nit_exit(1);
-  tracehead = trace.prev;
+val_t mmbuilder___AImport___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 474;
+  fra.me.meth = LOCATE_mmbuilder___AImport___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./syntax//mmbuilder.nit:474 */
+  nit_abort("Deferred method called", NULL, LOCATE_mmbuilder, 474);
+  stack_frame_head = fra.me.prev;
   return NIT_NULL;
 }
-val_t mmbuilder___AImport___module_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 465, LOCATE_mmbuilder___AImport___module_name};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AImport___n_id(variable[2])(variable[2]) /*AImport::n_id*/;
-  variable[2] = CALL_syntax_base___Token___to_symbol(variable[2])(variable[2]) /*Token::to_symbol*/;
-  variable[1] = variable[2];
-  goto return_label56;
-  return_label56: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AImport___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 469, LOCATE_mmbuilder___AImport___visibility_level};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AImport___n_visibility(variable[2])(variable[2]) /*AImport::n_visibility*/;
-  variable[2] = CALL_mmbuilder___PVisibility___level(variable[2])(variable[2]) /*PVisibility::level*/;
-  variable[1] = variable[2];
-  goto return_label57;
-  return_label57: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___ANoImport___module_name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 475, LOCATE_mmbuilder___ANoImport___module_name};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  NIT_NULL /*null*/;
-  goto return_label58;
-  return_label58: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___PVisibility___level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 482, LOCATE_mmbuilder___PVisibility___level};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 482);
-  nit_exit(1);
-  tracehead = trace.prev;
+val_t mmbuilder___AStdImport___module_name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 478;
+  fra.me.meth = LOCATE_mmbuilder___AStdImport___module_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:480 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdImport___n_id(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = CALL_syntax_base___Token___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AStdImport___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 482;
+  fra.me.meth = LOCATE_mmbuilder___AStdImport___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:484 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdImport___n_visibility(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = CALL_mmbuilder___AVisibility___level(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___ANoImport___module_name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 488;
+  fra.me.meth = LOCATE_mmbuilder___ANoImport___module_name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:490 */
+  fra.me.REG[0] = NIT_NULL;
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AVisibility___level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 495;
+  fra.me.meth = LOCATE_mmbuilder___AVisibility___level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./syntax//mmbuilder.nit:495 */
+  nit_abort("Deferred method called", NULL, LOCATE_mmbuilder, 495);
+  stack_frame_head = fra.me.prev;
   return NIT_NULL;
 }
-val_t mmbuilder___APublicVisibility___level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 486, LOCATE_mmbuilder___APublicVisibility___level};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(1);
-  goto return_label59;
-  return_label59: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AProtectedVisibility___level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 489, LOCATE_mmbuilder___AProtectedVisibility___level};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(2);
-  goto return_label60;
-  return_label60: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___APrivateVisibility___level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 492, LOCATE_mmbuilder___APrivateVisibility___level};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(3);
-  goto return_label61;
-  return_label61: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AIntrudeVisibility___level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 495, LOCATE_mmbuilder___AIntrudeVisibility___level};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(0);
-  goto return_label62;
-  return_label62: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-void mmbuilder___PClassdef___accept_abs_syntax_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 550, LOCATE_mmbuilder___PClassdef___accept_abs_syntax_visitor};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = ATTR_mmbuilder___PClassdef____local_class(variable[3]) /*PClassdef::_local_class*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_class__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[3]) /*AbsSyntaxVisitor::local_class=*/;
-  CALL_SUPER_mmbuilder___PClassdef___accept_abs_syntax_visitor(variable[0])(variable[0], variable[1]) /*super PClassdef::accept_abs_syntax_visitor*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_class__eq( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/) /*AbsSyntaxVisitor::local_class=*/;
-  return_label63: while(false);
-  tracehead = trace.prev;
-  return;
+val_t mmbuilder___APublicVisibility___level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 499;
+  fra.me.meth = LOCATE_mmbuilder___APublicVisibility___level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:499 */
+  REGB0 = TAG_Int(1);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AProtectedVisibility___level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 502;
+  fra.me.meth = LOCATE_mmbuilder___AProtectedVisibility___level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:502 */
+  REGB0 = TAG_Int(2);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___APrivateVisibility___level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 505;
+  fra.me.meth = LOCATE_mmbuilder___APrivateVisibility___level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:505 */
+  REGB0 = TAG_Int(3);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AIntrudeVisibility___level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 508;
+  fra.me.meth = LOCATE_mmbuilder___AIntrudeVisibility___level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:508 */
+  REGB0 = TAG_Int(0);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClassdef___local_class(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 513;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___local_class;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:513 */
+  fra.me.REG[0] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 513);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AClassdef___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 516;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 0;
+  /* ./syntax//mmbuilder.nit:516 */
+  nit_abort("Deferred method called", NULL, LOCATE_mmbuilder, 516);
+  stack_frame_head = fra.me.prev;
+  return NIT_NULL;
 }
-val_t mmbuilder___PClassdef___local_class(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 500, LOCATE_mmbuilder___PClassdef___local_class};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PClassdef____local_class( self) /*PClassdef::_local_class*/;
-}
-void mmbuilder___PClassdef___accept_class_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 511, LOCATE_mmbuilder___PClassdef___accept_class_builder};
-  val_t variable[18];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  /*variable[3] is variable local_class*/
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-  variable[4] = variable[5];
-  variable[6] = CALL_syntax_base___MMSrcModule___src_local_classes( variable[4] /*mod*/)( variable[4] /*mod*/) /*MMSrcModule::src_local_classes*/;
-  variable[5] = variable[6];
-  variable[6] = variable[0];
-  variable[6] = CALL_mmbuilder___PClassdef___name(variable[6])(variable[6]) /*PClassdef::name*/;
-  variable[6] = CALL_abstract_collection___Map___has_key( variable[5] /*local_classes*/)( variable[5] /*local_classes*/, variable[6]) /*Map::has_key*/;
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    variable[6] = variable[0];
-    variable[6] = CALL_mmbuilder___PClassdef___name(variable[6])(variable[6]) /*PClassdef::name*/;
-    variable[6] = CALL_abstract_collection___Map_____bra( variable[5] /*local_classes*/)( variable[5] /*local_classes*/, variable[6]) /*Map::[]*/;
-    variable[3] = variable[6] /*local_class=*/;
-    variable[6] = variable[0];
-    variable[6] = TAG_Bool((variable[6]==NIT_NULL) || VAL_ISA(variable[6], COLOR_AClassdef, ID_AClassdef)) /*cast AClassdef*/;
-    if (UNTAG_Bool(variable[6])) { /*if*/
-      variable[6] = variable[0];
-      variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-      variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Error: A class "), TAG_Int(15)); /*new String*/
-      variable[9] = variable[8];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-      variable[10] = variable[0];
-      variable[10] = CALL_mmbuilder___PClassdef___name(variable[10])(variable[10]) /*AClassdef::name*/;
-      variable[11] = variable[10];
-      variable[11] = CALL_string___Object___to_s(variable[11])(variable[11]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[11]) /*AbstractArray::add*/;
-      variable[12] = NEW_String_string___String___with_native(BOX_NativeString(" is already defined at line "), TAG_Int(28)); /*new String*/
-      variable[13] = variable[12];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[13]) /*AbstractArray::add*/;
-      variable[14] = CALL_syntax_base___MMSrcLocalClass___nodes( variable[3] /*local_class*/)( variable[3] /*local_class*/) /*MMSrcLocalClass::nodes*/;
-      variable[14] = CALL_abstract_collection___Collection___first(variable[14])(variable[14]) /*IndexedCollection::first*/;
-      variable[14] = CALL_parser_prod___Prod___first_token(variable[14])(variable[14]) /*Prod::first_token*/;
-      variable[14] = CALL_lexer___Token___line(variable[14])(variable[14]) /*Token::line*/;
-      variable[15] = variable[14];
-      variable[15] = CALL_string___Object___to_s(variable[15])(variable[15]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[15]) /*AbstractArray::add*/;
-      variable[16] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-      variable[17] = variable[16];
-      CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[17]) /*AbstractArray::add*/;
-      variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[6], variable[7]) /*AbsSyntaxVisitor::error*/;
-      goto return_label64;
-    }
-    variable[6] = CALL_syntax_base___MMSrcLocalClass___nodes( variable[3] /*local_class*/)( variable[3] /*local_class*/) /*MMSrcLocalClass::nodes*/;
-    variable[7] = variable[0];
-    CALL_abstract_collection___SimpleCollection___add(variable[6])(variable[6], variable[7]) /*AbstractArray::add*/;
-  } else { /*if*/
-    variable[6] = variable[0];
-    variable[6] = CALL_mmbuilder___PClassdef___name(variable[6])(variable[6]) /*PClassdef::name*/;
-    variable[7] = variable[0];
-    variable[8] = variable[0];
-    variable[8] = CALL_mmbuilder___PClassdef___arity(variable[8])(variable[8]) /*PClassdef::arity*/;
-    variable[9] = NEW_MMSrcLocalClass_syntax_base___MMSrcLocalClass___init(variable[6], variable[7], variable[8]); /*new MMSrcLocalClass*/
-    variable[6] = variable[9];
-    variable[3] = variable[6] /*local_class=*/;
-    CALL_abstractmetamodel___MMModule___add_local_class( variable[4] /*mod*/)( variable[4] /*mod*/,  variable[3] /*local_class*/) /*MMModule::add_local_class*/;
-    variable[6] = variable[0];
-    variable[6] = CALL_mmbuilder___PClassdef___name(variable[6])(variable[6]) /*PClassdef::name*/;
-    CALL_abstract_collection___Map_____braeq( variable[5] /*local_classes*/)( variable[5] /*local_classes*/, variable[6],  variable[3] /*local_class*/) /*Map::[]=*/;
-    variable[7] = variable[0];
-    variable[7] = CALL_mmbuilder___PClassdef___name(variable[7])(variable[7]) /*PClassdef::name*/;
-    variable[7] = CALL_abstractmetamodel___MMModule___global_class_named( variable[4] /*mod*/)( variable[4] /*mod*/, variable[7]) /*MMModule::global_class_named*/;
-    variable[6] = variable[7];
-    variable[7] = TAG_Bool(( variable[6] /*g*/ ==  NIT_NULL /*null*/) || (( variable[6] /*g*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[6] /*g*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[6] /*g*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[6] /*g*/)( variable[6] /*g*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      CALL_abstractmetamodel___MMLocalClass___new_global( variable[3] /*local_class*/)( variable[3] /*local_class*/) /*MMLocalClass::new_global*/;
-      variable[7] = CALL_abstractmetamodel___MMLocalClass___global( variable[3] /*local_class*/)( variable[3] /*local_class*/) /*MMLocalClass::global*/;
-      variable[6] = variable[7] /*g=*/;
-    } else { /*if*/
-      CALL_abstractmetamodel___MMLocalClass___set_global( variable[3] /*local_class*/)( variable[3] /*local_class*/,  variable[6] /*g*/) /*MMLocalClass::set_global*/;
-    }
-  }
-  variable[6] = variable[0];
-  ATTR_mmbuilder___PClassdef____local_class(variable[6]) /*PClassdef::_local_class*/ =  variable[3] /*local_class*/;
-  CALL_mmbuilder___ClassBuilderVisitor___local_class_arity__eq( variable[1] /*v*/)( variable[1] /*v*/,  TAG_Int(0)) /*ClassBuilderVisitor::local_class_arity=*/;
-  variable[6] = NEW_HashMap_hash___HashMap___init(); /*new HashMap[Symbol, MMTypeFormalParameter]*/
-  CALL_mmbuilder___ClassBuilderVisitor___formals__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[6]) /*ClassBuilderVisitor::formals=*/;
-  CALL_SUPER_mmbuilder___PClassdef___accept_class_builder(variable[0])(variable[0], variable[1]) /*super PClassdef::accept_class_builder*/;
-  variable[6] = variable[0];
-  variable[6] = ATTR_mmbuilder___PClassdef____local_class(variable[6]) /*PClassdef::_local_class*/;
-  variable[7] = CALL_mmbuilder___ClassBuilderVisitor___formals( variable[1] /*v*/)( variable[1] /*v*/) /*ClassBuilderVisitor::formals*/;
-  CALL_syntax_base___MMSrcLocalClass___formal_dict__eq(variable[6])(variable[6], variable[7]) /*MMSrcLocalClass::formal_dict=*/;
-  CALL_mmbuilder___ClassBuilderVisitor___formals__eq( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/) /*ClassBuilderVisitor::formals=*/;
-  return_label64: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___AClassdef___arity(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 519;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___arity;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:520 */
+  REGB0 = TAG_Int(0);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClassdef___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 522;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:523 */
+  REGB0 = TAG_Int(1);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void mmbuilder___AClassdef___accept_class_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[8];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+      static val_t once_value_1; /* Once value */
+      static val_t once_value_2; /* Once value */
+      static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 525;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___accept_class_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 9;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:525 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:528 */
+  fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:529 */
+  fra.me.REG[5] = CALL_syntax_base___MMSrcModule___src_local_classes(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:530 */
+  fra.me.REG[6] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = CALL_abstract_collection___MapRead___has_key(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:531 */
+    fra.me.REG[6] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[6] = CALL_abstract_collection___MapRead_____bra(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    /* ./syntax//mmbuilder.nit:532 */
+    REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[2], COLOR_AStdClassdef, ID_AStdClassdef)) /*cast AStdClassdef*/;
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:534 */
+      REGB0 = TAG_Int(5);
+      fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_1) {
+        fra.me.REG[8] = BOX_NativeString("Error: A class ");
+        REGB0 = TAG_Int(15);
+        fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB0);
+        once_value_1 = fra.me.REG[8];
+        register_static_object(&once_value_1);
+      } else fra.me.REG[8] = once_value_1;
+      fra.me.REG[8] = fra.me.REG[8];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      fra.me.REG[8] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      if (!once_value_2) {
+        fra.me.REG[8] = BOX_NativeString(" is already defined at line ");
+        REGB0 = TAG_Int(28);
+        fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB0);
+        once_value_2 = fra.me.REG[8];
+        register_static_object(&once_value_2);
+      } else fra.me.REG[8] = once_value_2;
+      fra.me.REG[8] = fra.me.REG[8];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      fra.me.REG[8] = CALL_syntax_base___MMSrcLocalClass___node(fra.me.REG[6])(fra.me.REG[6]);
+      REGB0 = TAG_Bool(fra.me.REG[8]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 534);
+      }
+      fra.me.REG[8] = CALL_parser_nodes___ANode___location(fra.me.REG[8])(fra.me.REG[8]);
+      REGB0 = CALL_location___Location___line_start(fra.me.REG[8])(fra.me.REG[8]);
+      fra.me.REG[8] = CALL_string___Object___to_s(REGB0)(REGB0);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      if (!once_value_3) {
+        fra.me.REG[8] = BOX_NativeString(".");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB0);
+        once_value_3 = fra.me.REG[8];
+        register_static_object(&once_value_3);
+      } else fra.me.REG[8] = once_value_3;
+      fra.me.REG[8] = fra.me.REG[8];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+      CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[7]);
+      /* ./syntax//mmbuilder.nit:535 */
+      goto label4;
+    }
+    /* ./syntax//mmbuilder.nit:538 */
+    fra.me.REG[7] = CALL_syntax_base___MMSrcLocalClass___node(fra.me.REG[6])(fra.me.REG[6]);
+    /* ./syntax//mmbuilder.nit:539 */
+    while(1) {
+      REGB0 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 539);
+      }
+      fra.me.REG[8] = CALL_syntax_base___AClassdef___next_node(fra.me.REG[7])(fra.me.REG[7]);
+      REGB0 = TAG_Bool(fra.me.REG[8]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[8]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[8])(fra.me.REG[8], NIT_NULL);
+          REGB0 = REGB1;
+        }
+      }
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 539);
+        }
+        fra.me.REG[8] = CALL_syntax_base___AClassdef___next_node(fra.me.REG[7])(fra.me.REG[7]);
+        fra.me.REG[7] = fra.me.REG[8];
+      } else {
+        goto label5;
+      }
+    }
+    label5: while(0);
+    /* ./syntax//mmbuilder.nit:540 */
+    REGB0 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 540);
+    }
+    CALL_syntax_base___AClassdef___next_node__eq(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[2]);
+  } else {
+    /* ./syntax//mmbuilder.nit:542 */
+    fra.me.REG[7] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_mmbuilder___AClassdef___arity(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[7] = NEW_MMSrcLocalClass_syntax_base___MMSrcLocalClass___init(fra.me.REG[4], fra.me.REG[7], fra.me.REG[2], REGB0);
+    fra.me.REG[6] = fra.me.REG[7];
+    /* ./syntax//mmbuilder.nit:543 */
+    fra.me.REG[7] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___Map_____braeq(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[7], fra.me.REG[6]);
+    /* ./syntax//mmbuilder.nit:544 */
+    fra.me.REG[7] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_abstractmetamodel___MMModule___has_global_class_named(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[7]);
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:545 */
+      CALL_abstractmetamodel___MMLocalClass___new_global(fra.me.REG[6])(fra.me.REG[6]);
+    } else {
+      /* ./syntax//mmbuilder.nit:547 */
+      fra.me.REG[7] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[7] = CALL_abstractmetamodel___MMModule___global_class_named(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[7]);
+      CALL_abstractmetamodel___MMLocalClass___set_global(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+    }
+  }
+  /* ./syntax//mmbuilder.nit:551 */
+  ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]) = fra.me.REG[6];
+  /* ./syntax//mmbuilder.nit:552 */
+  REGB0 = TAG_Int(0);
+  CALL_mmbuilder___ClassBuilderVisitor___local_class_arity__eq(fra.me.REG[3])(fra.me.REG[3], REGB0);
+  /* ./syntax//mmbuilder.nit:553 */
+  fra.me.REG[6] = CALL_syntax_base___MMSrcLocalClass___formal_dict(fra.me.REG[6])(fra.me.REG[6]);
+  CALL_mmbuilder___ClassBuilderVisitor___formals__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[6]);
+  /* ./syntax//mmbuilder.nit:556 */
+  CALL_SUPER_mmbuilder___AClassdef___accept_class_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:559 */
+  CALL_mmbuilder___ClassBuilderVisitor___formals__eq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+  label4: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PClassdef___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 502, LOCATE_mmbuilder___PClassdef___name};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 502);
-  nit_exit(1);
-  tracehead = trace.prev;
-  return NIT_NULL;
+void mmbuilder___AClassdef___accept_abs_syntax_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 562;
+  fra.me.meth = LOCATE_mmbuilder___AClassdef___accept_abs_syntax_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:562 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:564 */
+  fra.me.REG[2] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+  CALL_syntax_base___AbsSyntaxVisitor___local_class__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:565 */
+  CALL_SUPER_mmbuilder___AClassdef___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:566 */
+  CALL_syntax_base___AbsSyntaxVisitor___local_class__eq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+  stack_frame_head = fra.me.prev;
+  return;
 }
-val_t mmbuilder___PClassdef___arity(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 505, LOCATE_mmbuilder___PClassdef___arity};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(0);
-  goto return_label65;
-  return_label65: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___PClassdef___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 508, LOCATE_mmbuilder___PClassdef___visibility_level};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Int(1);
-  goto return_label66;
-  return_label66: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___PClasskind___is_interface(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 559, LOCATE_mmbuilder___PClasskind___is_interface};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(false);
-  goto return_label67;
-  return_label67: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___PClasskind___is_universal(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 560, LOCATE_mmbuilder___PClasskind___is_universal};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(false);
-  goto return_label68;
-  return_label68: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___PClasskind___is_abstract(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 561, LOCATE_mmbuilder___PClasskind___is_abstract};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(false);
-  goto return_label69;
-  return_label69: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AInterfaceClasskind___is_interface(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 565, LOCATE_mmbuilder___AInterfaceClasskind___is_interface};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(true);
-  goto return_label70;
-  return_label70: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AUniversalClasskind___is_universal(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 568, LOCATE_mmbuilder___AUniversalClasskind___is_universal};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(true);
-  goto return_label71;
-  return_label71: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AAbstractClasskind___is_abstract(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 571, LOCATE_mmbuilder___AAbstractClasskind___is_abstract};
-  val_t variable[2];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  TAG_Bool(true);
-  goto return_label72;
-  return_label72: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-void mmbuilder___AClassdef___accept_class_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 583, LOCATE_mmbuilder___AClassdef___accept_class_verifier};
-  val_t variable[20];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___AClassdef___accept_class_verifier(variable[0])(variable[0], variable[1]) /*super AClassdef::accept_class_verifier*/;
-  variable[4] = variable[0];
-  variable[4] = ATTR_mmbuilder___PClassdef____local_class(variable[4]) /*PClassdef::_local_class*/;
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___global(variable[4])(variable[4]) /*MMLocalClass::global*/;
-  variable[3] = variable[4];
-  variable[4] = CALL_abstractmetamodel___MMGlobalClass___intro( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::intro*/;
-  variable[5] = variable[0];
-  variable[5] = ATTR_mmbuilder___PClassdef____local_class(variable[5]) /*PClassdef::_local_class*/;
-  variable[4] = TAG_Bool((variable[4] == variable[5]) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4],variable[5])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4], variable[5]) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_mmbuilder___PClassdef___visibility_level(variable[4])(variable[4]) /*AClassdef::visibility_level*/;
-    CALL_abstractmetamodel___MMGlobalClass___visibility_level__eq( variable[3] /*glob*/)( variable[3] /*glob*/, variable[4]) /*MMGlobalClass::visibility_level=*/;
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AClassdef___n_classkind(variable[4])(variable[4]) /*AClassdef::n_classkind*/;
-    variable[4] = CALL_mmbuilder___PClasskind___is_interface(variable[4])(variable[4]) /*PClasskind::is_interface*/;
-    CALL_abstractmetamodel___MMGlobalClass___is_interface__eq( variable[3] /*glob*/)( variable[3] /*glob*/, variable[4]) /*MMGlobalClass::is_interface=*/;
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AClassdef___n_classkind(variable[4])(variable[4]) /*AClassdef::n_classkind*/;
-    variable[4] = CALL_mmbuilder___PClasskind___is_abstract(variable[4])(variable[4]) /*PClasskind::is_abstract*/;
-    CALL_abstractmetamodel___MMGlobalClass___is_abstract__eq( variable[3] /*glob*/)( variable[3] /*glob*/, variable[4]) /*MMGlobalClass::is_abstract=*/;
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AClassdef___n_classkind(variable[4])(variable[4]) /*AClassdef::n_classkind*/;
-    variable[4] = CALL_mmbuilder___PClasskind___is_universal(variable[4])(variable[4]) /*PClasskind::is_universal*/;
-    CALL_abstractmetamodel___MMGlobalClass___is_universal__eq( variable[3] /*glob*/)( variable[3] /*glob*/, variable[4]) /*MMGlobalClass::is_universal=*/;
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AClassdef___n_kwredef(variable[4])(variable[4]) /*AClassdef::n_kwredef*/;
-    variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    if (UNTAG_Bool(variable[4])) { /*if*/
-      variable[4] = variable[0];
-      variable[5] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: No class "), TAG_Int(22)); /*new String*/
-      variable[7] = variable[6];
-      CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[7]) /*AbstractArray::add*/;
-      variable[8] = variable[0];
-      variable[8] = CALL_mmbuilder___PClassdef___name(variable[8])(variable[8]) /*AClassdef::name*/;
-      variable[9] = variable[8];
-      variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[9]) /*AbstractArray::add*/;
-      variable[10] = NEW_String_string___String___with_native(BOX_NativeString(" is imported. Remove the redef keyword to define a new class."), TAG_Int(61)); /*new String*/
-      variable[11] = variable[10];
-      CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[11]) /*AbstractArray::add*/;
-      variable[5] = CALL_string___Object___to_s(variable[5])(variable[5]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[4], variable[5]) /*AbsSyntaxVisitor::error*/;
-    }
-    variable[4] = variable[0];
-    variable[4] = ATTR_mmbuilder___PClassdef____local_class(variable[4]) /*PClassdef::_local_class*/;
-    variable[4] = CALL_abstractmetamodel___MMLocalClass___cshe(variable[4])(variable[4]) /*MMLocalClass::cshe*/;
-    variable[4] = CALL_partial_order___PartialOrderElement___direct_greaters(variable[4])(variable[4]) /*PartialOrderElement::direct_greaters*/;
-    variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*AbstractArray::iterator*/;
-    while (true) { /*for*/
-      variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*ArrayIterator::is_ok*/;
-      if (!UNTAG_Bool(variable[5])) break; /*for*/
-      variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*ArrayIterator::item*/;
-      variable[6] = variable[5];
-      variable[8] = CALL_abstractmetamodel___MMLocalClass___global( variable[6] /*c*/)( variable[6] /*c*/) /*MMLocalClass::global*/;
-      variable[7] = variable[8];
-      variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::is_interface*/;
-      if (UNTAG_Bool(variable[8])) { /*if*/
-        variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[7] /*cg*/)( variable[7] /*cg*/) /*MMGlobalClass::is_universal*/;
-        if (UNTAG_Bool(variable[8])) { /*if*/
-          variable[8] = variable[0];
-          variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-          variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Special error: Interface "), TAG_Int(25)); /*new String*/
-          variable[11] = variable[10];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-          variable[12] = variable[0];
-          variable[12] = CALL_mmbuilder___PClassdef___name(variable[12])(variable[12]) /*AClassdef::name*/;
-          variable[13] = variable[12];
-          variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-          variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" try to specialise universal class "), TAG_Int(35)); /*new String*/
-          variable[15] = variable[14];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-          variable[16] = CALL_abstractmetamodel___MMLocalClass___name( variable[6] /*c*/)( variable[6] /*c*/) /*MMLocalClass::name*/;
-          variable[17] = variable[16];
-          variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[17]) /*AbstractArray::add*/;
-          variable[18] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-          variable[19] = variable[18];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[19]) /*AbstractArray::add*/;
-          variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-          CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-        } else { /*if*/
-          variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[7] /*cg*/)( variable[7] /*cg*/) /*MMGlobalClass::is_interface*/;
-          if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[8])))) { /*if*/
-            variable[8] = variable[0];
-            variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-            variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Special error: Interface "), TAG_Int(25)); /*new String*/
-            variable[11] = variable[10];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-            variable[12] = variable[0];
-            variable[12] = CALL_mmbuilder___PClassdef___name(variable[12])(variable[12]) /*AClassdef::name*/;
-            variable[13] = variable[12];
-            variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-            variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" try to specialise class "), TAG_Int(25)); /*new String*/
-            variable[15] = variable[14];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-            variable[16] = CALL_abstractmetamodel___MMLocalClass___name( variable[6] /*c*/)( variable[6] /*c*/) /*MMLocalClass::name*/;
-            variable[17] = variable[16];
-            variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[17]) /*AbstractArray::add*/;
-            variable[18] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-            variable[19] = variable[18];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[19]) /*AbstractArray::add*/;
-            variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-            CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-          }
+val_t mmbuilder___AClasskind___is_interface(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 571;
+  fra.me.meth = LOCATE_mmbuilder___AClasskind___is_interface;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:571 */
+  REGB0 = TAG_Bool(false);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClasskind___is_enum(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 572;
+  fra.me.meth = LOCATE_mmbuilder___AClasskind___is_enum;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:572 */
+  REGB0 = TAG_Bool(false);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClasskind___is_abstract(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 573;
+  fra.me.meth = LOCATE_mmbuilder___AClasskind___is_abstract;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:573 */
+  REGB0 = TAG_Bool(false);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AInterfaceClasskind___is_interface(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 577;
+  fra.me.meth = LOCATE_mmbuilder___AInterfaceClasskind___is_interface;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:577 */
+  REGB0 = TAG_Bool(true);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AEnumClasskind___is_enum(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 580;
+  fra.me.meth = LOCATE_mmbuilder___AEnumClasskind___is_enum;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:580 */
+  REGB0 = TAG_Bool(true);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AAbstractClasskind___is_abstract(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 583;
+  fra.me.meth = LOCATE_mmbuilder___AAbstractClasskind___is_abstract;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:583 */
+  REGB0 = TAG_Bool(true);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AStdClassdef___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 587;
+  fra.me.meth = LOCATE_mmbuilder___AStdClassdef___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:589 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_id(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 589);
+  }
+  fra.me.REG[0] = CALL_syntax_base___Token___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AStdClassdef___arity(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 591;
+  fra.me.meth = LOCATE_mmbuilder___AStdClassdef___arity;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:593 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_formaldefs(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = CALL_abstract_collection___Collection___length(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+void mmbuilder___AStdClassdef___accept_class_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[8];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+      static val_t once_value_1; /* Once value */
+      static val_t once_value_2; /* Once value */
+            static val_t once_value_3; /* Once value */
+            static val_t once_value_4; /* Once value */
+            static val_t once_value_5; /* Once value */
+              static val_t once_value_6; /* Once value */
+              static val_t once_value_7; /* Once value */
+              static val_t once_value_8; /* Once value */
+              static val_t once_value_9; /* Once value */
+              static val_t once_value_10; /* Once value */
+              static val_t once_value_11; /* Once value */
+              static val_t once_value_12; /* Once value */
+              static val_t once_value_13; /* Once value */
+              static val_t once_value_14; /* Once value */
+    static val_t once_value_17; /* Once value */
+    static val_t once_value_18; /* Once value */
+    static val_t once_value_19; /* Once value */
+    static val_t once_value_20; /* Once value */
+    static val_t once_value_21; /* Once value */
+    static val_t once_value_22; /* Once value */
+    static val_t once_value_23; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 595;
+  fra.me.meth = LOCATE_mmbuilder___AStdClassdef___accept_class_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 9;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:595 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:597 */
+  CALL_SUPER_mmbuilder___AStdClassdef___accept_class_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:598 */
+  fra.me.REG[1] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 598);
+  }
+  fra.me.REG[1] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:599 */
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[4] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+  REGB0 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[0],fra.me.REG[4]));
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:601 */
+    REGB0 = CALL_mmbuilder___AClassdef___visibility_level(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstractmetamodel___MMGlobalClass___visibility_level__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+    /* ./syntax//mmbuilder.nit:602 */
+    fra.me.REG[4] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_mmbuilder___AClasskind___is_interface(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstractmetamodel___MMGlobalClass___is_interface__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+    /* ./syntax//mmbuilder.nit:603 */
+    fra.me.REG[4] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_mmbuilder___AClasskind___is_abstract(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstractmetamodel___MMGlobalClass___is_abstract__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+    /* ./syntax//mmbuilder.nit:604 */
+    fra.me.REG[4] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = CALL_mmbuilder___AClasskind___is_enum(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstractmetamodel___MMGlobalClass___is_enum__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+    /* ./syntax//mmbuilder.nit:605 */
+    fra.me.REG[4] = CALL_parser_nodes___AStdClassdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:606 */
+      REGB0 = TAG_Int(3);
+      fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_1) {
+        fra.me.REG[0] = BOX_NativeString("Redef error: No class ");
+        REGB0 = TAG_Int(22);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_1 = fra.me.REG[0];
+        register_static_object(&once_value_1);
+      } else fra.me.REG[0] = once_value_1;
+      fra.me.REG[0] = fra.me.REG[0];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[0]);
+      fra.me.REG[0] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[0]);
+      if (!once_value_2) {
+        fra.me.REG[0] = BOX_NativeString(" is imported. Remove the redef keyword to define a new class.");
+        REGB0 = TAG_Int(61);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_2 = fra.me.REG[0];
+        register_static_object(&once_value_2);
+      } else fra.me.REG[0] = once_value_2;
+      fra.me.REG[0] = fra.me.REG[0];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[0]);
+      fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+      CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[4]);
+    }
+    /* ./syntax//mmbuilder.nit:609 */
+    fra.me.REG[4] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 609);
+    }
+    fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___cshe(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[4])(fra.me.REG[4]);
+    /* ./../lib/standard//collection//array.nit:234 */
+    REGB0 = TAG_Int(0);
+    /* ./../lib/standard//collection//array.nit:235 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+    /* ./../lib/standard//collection//array.nit:236 */
+    fra.me.REG[0] = ATTR_array___Array____items(fra.me.REG[4]);
+    /* ./../lib/standard//collection//array.nit:237 */
+    while(1) {
+      /* ./../lib/standard//collection//array.nit:23 */
+      REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+      }
+      REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[4]);
+      /* ./../lib/standard//kernel.nit:212 */
+      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:237 */
+      if (UNTAG_Bool(REGB1)) {
+        /* ./../lib/standard//collection//array.nit:238 */
+        REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          nit_abort("Reciever is null", NULL, LOCATE_array, 238);
         }
-      } else { /*if*/
-        variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::is_universal*/;
-        if (UNTAG_Bool(variable[8])) { /*if*/
-          variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[7] /*cg*/)( variable[7] /*cg*/) /*MMGlobalClass::is_interface*/;
-          variable[8] =  TAG_Bool(!UNTAG_Bool(variable[8]));
-          if (UNTAG_Bool(variable[8])) { /* and */
-            variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[7] /*cg*/)( variable[7] /*cg*/) /*MMGlobalClass::is_universal*/;
-            variable[8] =  TAG_Bool(!UNTAG_Bool(variable[8]));
-          }
-          if (UNTAG_Bool(variable[8])) { /*if*/
-            variable[8] = variable[0];
-            variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-            variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Special error: Universal class "), TAG_Int(31)); /*new String*/
-            variable[11] = variable[10];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-            variable[12] = variable[0];
-            variable[12] = CALL_mmbuilder___PClassdef___name(variable[12])(variable[12]) /*AClassdef::name*/;
-            variable[13] = variable[12];
-            variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-            variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" try to specialise class "), TAG_Int(25)); /*new String*/
-            variable[15] = variable[14];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-            variable[16] = CALL_abstractmetamodel___MMLocalClass___name( variable[6] /*c*/)( variable[6] /*c*/) /*MMLocalClass::name*/;
-            variable[17] = variable[16];
-            variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[17]) /*AbstractArray::add*/;
-            variable[18] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-            variable[19] = variable[18];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[19]) /*AbstractArray::add*/;
-            variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-            CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
+        /* ./../lib/standard//collection//array.nit:654 */
+        fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
+        /* ./syntax//mmbuilder.nit:610 */
+        fra.me.REG[6] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[5])(fra.me.REG[5]);
+        /* ./syntax//mmbuilder.nit:611 */
+        REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[1])(fra.me.REG[1]);
+        if (UNTAG_Bool(REGB1)) {
+          /* ./syntax//mmbuilder.nit:612 */
+          REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[6])(fra.me.REG[6]);
+          if (UNTAG_Bool(REGB1)) {
+            /* ./syntax//mmbuilder.nit:613 */
+            REGB1 = TAG_Int(5);
+            fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB1);
+            if (!once_value_3) {
+              fra.me.REG[8] = BOX_NativeString("Special error: Interface ");
+              REGB1 = TAG_Int(25);
+              fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+              once_value_3 = fra.me.REG[8];
+              register_static_object(&once_value_3);
+            } else fra.me.REG[8] = once_value_3;
+            fra.me.REG[8] = fra.me.REG[8];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+            fra.me.REG[8] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+            fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+            if (!once_value_4) {
+              fra.me.REG[8] = BOX_NativeString(" try to specialise enum class ");
+              REGB1 = TAG_Int(30);
+              fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+              once_value_4 = fra.me.REG[8];
+              register_static_object(&once_value_4);
+            } else fra.me.REG[8] = once_value_4;
+            fra.me.REG[8] = fra.me.REG[8];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+            fra.me.REG[8] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[5])(fra.me.REG[5]);
+            fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+            if (!once_value_5) {
+              fra.me.REG[8] = BOX_NativeString(".");
+              REGB1 = TAG_Int(1);
+              fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+              once_value_5 = fra.me.REG[8];
+              register_static_object(&once_value_5);
+            } else fra.me.REG[8] = once_value_5;
+            fra.me.REG[8] = fra.me.REG[8];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+            fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+            CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[7]);
+          } else {
+            /* ./syntax//mmbuilder.nit:614 */
+            REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[6])(fra.me.REG[6]);
+            REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+            if (UNTAG_Bool(REGB1)) {
+              /* ./syntax//mmbuilder.nit:615 */
+              REGB1 = TAG_Int(5);
+              fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB1);
+              if (!once_value_6) {
+		fra.me.REG[8] = BOX_NativeString("Special error: Interface ");
+		REGB1 = TAG_Int(25);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_6 = fra.me.REG[8];
+		register_static_object(&once_value_6);
+              } else fra.me.REG[8] = once_value_6;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[8] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+              fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              if (!once_value_7) {
+		fra.me.REG[8] = BOX_NativeString(" try to specialise class ");
+		REGB1 = TAG_Int(25);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_7 = fra.me.REG[8];
+		register_static_object(&once_value_7);
+              } else fra.me.REG[8] = once_value_7;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[8] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[5])(fra.me.REG[5]);
+              fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              if (!once_value_8) {
+		fra.me.REG[8] = BOX_NativeString(".");
+		REGB1 = TAG_Int(1);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_8 = fra.me.REG[8];
+		register_static_object(&once_value_8);
+              } else fra.me.REG[8] = once_value_8;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+              CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[7]);
+            }
           }
-        } else { /*if*/
-          variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[7] /*cg*/)( variable[7] /*cg*/) /*MMGlobalClass::is_universal*/;
-          if (UNTAG_Bool(variable[8])) { /*if*/
-            variable[8] = variable[0];
-            variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-            variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Special error: Class "), TAG_Int(21)); /*new String*/
-            variable[11] = variable[10];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-            variable[12] = variable[0];
-            variable[12] = CALL_mmbuilder___PClassdef___name(variable[12])(variable[12]) /*AClassdef::name*/;
-            variable[13] = variable[12];
-            variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-            variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" try to specialise universal class "), TAG_Int(35)); /*new String*/
-            variable[15] = variable[14];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-            variable[16] = CALL_abstractmetamodel___MMLocalClass___name( variable[6] /*c*/)( variable[6] /*c*/) /*MMLocalClass::name*/;
-            variable[17] = variable[16];
-            variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[17]) /*AbstractArray::add*/;
-            variable[18] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-            variable[19] = variable[18];
-            CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[19]) /*AbstractArray::add*/;
-            variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-            CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
+        } else {
+          /* ./syntax//mmbuilder.nit:617 */
+          REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[1])(fra.me.REG[1]);
+          if (UNTAG_Bool(REGB1)) {
+            /* ./syntax//mmbuilder.nit:618 */
+            REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[6])(fra.me.REG[6]);
+            REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+            if (UNTAG_Bool(REGB1)) {
+              REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[6])(fra.me.REG[6]);
+              REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+            } else {
+              REGB2 = TAG_Bool(false);
+              REGB1 = REGB2;
+            }
+            if (UNTAG_Bool(REGB1)) {
+              /* ./syntax//mmbuilder.nit:619 */
+              REGB1 = TAG_Int(5);
+              fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB1);
+              if (!once_value_9) {
+		fra.me.REG[8] = BOX_NativeString("Special error: Enum class ");
+		REGB1 = TAG_Int(26);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_9 = fra.me.REG[8];
+		register_static_object(&once_value_9);
+              } else fra.me.REG[8] = once_value_9;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[8] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+              fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              if (!once_value_10) {
+		fra.me.REG[8] = BOX_NativeString(" try to specialise class ");
+		REGB1 = TAG_Int(25);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_10 = fra.me.REG[8];
+		register_static_object(&once_value_10);
+              } else fra.me.REG[8] = once_value_10;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[8] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[5])(fra.me.REG[5]);
+              fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              if (!once_value_11) {
+		fra.me.REG[8] = BOX_NativeString(".");
+		REGB1 = TAG_Int(1);
+		fra.me.REG[8] = NEW_String_string___String___with_native(fra.me.REG[8], REGB1);
+		once_value_11 = fra.me.REG[8];
+		register_static_object(&once_value_11);
+              } else fra.me.REG[8] = once_value_11;
+              fra.me.REG[8] = fra.me.REG[8];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+              fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+              CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[7]);
+            }
+          } else {
+            /* ./syntax//mmbuilder.nit:622 */
+            REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[6])(fra.me.REG[6]);
+            if (UNTAG_Bool(REGB1)) {
+              /* ./syntax//mmbuilder.nit:623 */
+              REGB1 = TAG_Int(5);
+              fra.me.REG[6] = NEW_Array_array___Array___with_capacity(REGB1);
+              if (!once_value_12) {
+		fra.me.REG[7] = BOX_NativeString("Special error: Class ");
+		REGB1 = TAG_Int(21);
+		fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB1);
+		once_value_12 = fra.me.REG[7];
+		register_static_object(&once_value_12);
+              } else fra.me.REG[7] = once_value_12;
+              fra.me.REG[7] = fra.me.REG[7];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+              fra.me.REG[7] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+              fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+              if (!once_value_13) {
+		fra.me.REG[7] = BOX_NativeString(" try to specialise enum class ");
+		REGB1 = TAG_Int(30);
+		fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB1);
+		once_value_13 = fra.me.REG[7];
+		register_static_object(&once_value_13);
+              } else fra.me.REG[7] = once_value_13;
+              fra.me.REG[7] = fra.me.REG[7];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
+              fra.me.REG[5] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[5])(fra.me.REG[5]);
+              fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[5]);
+              if (!once_value_14) {
+		fra.me.REG[5] = BOX_NativeString(".");
+		REGB1 = TAG_Int(1);
+		fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB1);
+		once_value_14 = fra.me.REG[5];
+		register_static_object(&once_value_14);
+              } else fra.me.REG[5] = once_value_14;
+              fra.me.REG[5] = fra.me.REG[5];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[5]);
+              fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+              CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[6]);
+            }
           }
         }
+        /* ./../lib/standard//collection//array.nit:239 */
+        REGB1 = TAG_Int(1);
+        /* ./../lib/standard//kernel.nit:215 */
+        REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+        /* ./../lib/standard//collection//array.nit:239 */
+        REGB0 = REGB1;
+      } else {
+        /* ./../lib/standard//collection//array.nit:237 */
+        goto label15;
       }
-      continue_74: while(0);
-      CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*ArrayIterator::next*/;
-    }
-    break_74: while(0);
-    goto return_label73;
-  }
-  variable[4] = variable[0];
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-  CALL_syntax_base___MMGlobalClass___check_visibility( variable[3] /*glob*/)( variable[3] /*glob*/,  variable[1] /*v*/, variable[4], variable[5]) /*MMGlobalClass::check_visibility*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AClassdef___n_kwredef(variable[4])(variable[4]) /*AClassdef::n_kwredef*/;
-  variable[4] = TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[5] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: "), TAG_Int(13)); /*new String*/
-    variable[7] = variable[6];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[7]) /*AbstractArray::add*/;
-    variable[8] = variable[0];
-    variable[8] = CALL_mmbuilder___PClassdef___name(variable[8])(variable[8]) /*AClassdef::name*/;
-    variable[9] = variable[8];
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[9]) /*AbstractArray::add*/;
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString(" is an imported class. Add the redef keyword to refine it."), TAG_Int(58)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[11]) /*AbstractArray::add*/;
-    variable[5] = CALL_string___Object___to_s(variable[5])(variable[5]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[4], variable[5]) /*AbsSyntaxVisitor::error*/;
-    goto return_label73;
-  }
-  variable[4] = CALL_abstractmetamodel___MMGlobalClass___intro( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::intro*/;
-  variable[4] = CALL_abstractmetamodel___MMLocalClass___arity(variable[4])(variable[4]) /*MMLocalClass::arity*/;
-  variable[5] = variable[0];
-  variable[5] = ATTR_mmbuilder___PClassdef____local_class(variable[5]) /*PClassdef::_local_class*/;
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___arity(variable[5])(variable[5]) /*MMLocalClass::arity*/;
-  variable[4] = TAG_Bool((variable[4])!=(variable[5]));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[5] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: Formal parameter arity missmatch; got "), TAG_Int(51)); /*new String*/
-    variable[7] = variable[6];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[7]) /*AbstractArray::add*/;
-    variable[8] = variable[0];
-    variable[8] = ATTR_mmbuilder___PClassdef____local_class(variable[8]) /*PClassdef::_local_class*/;
-    variable[8] = CALL_abstractmetamodel___MMLocalClass___arity(variable[8])(variable[8]) /*MMLocalClass::arity*/;
-    variable[9] = variable[8];
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[9]) /*AbstractArray::add*/;
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString(", expected "), TAG_Int(11)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[11]) /*AbstractArray::add*/;
-    variable[12] = CALL_abstractmetamodel___MMGlobalClass___intro( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::intro*/;
-    variable[12] = CALL_abstractmetamodel___MMLocalClass___arity(variable[12])(variable[12]) /*MMLocalClass::arity*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[15]) /*AbstractArray::add*/;
-    variable[5] = CALL_string___Object___to_s(variable[5])(variable[5]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[4], variable[5]) /*AbsSyntaxVisitor::error*/;
-  }
-  variable[4] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::is_interface*/;
-  variable[4] =  TAG_Bool(!UNTAG_Bool(variable[4]));
-  if (UNTAG_Bool(variable[4])) { /* and */
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AClassdef___n_classkind(variable[4])(variable[4]) /*AClassdef::n_classkind*/;
-    variable[4] = CALL_mmbuilder___PClasskind___is_interface(variable[4])(variable[4]) /*PClasskind::is_interface*/;
-  }
-  variable[5] = variable[4];
-  if (!UNTAG_Bool(variable[5])) { /* or */
-    variable[5] = CALL_abstractmetamodel___MMGlobalClass___is_abstract( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::is_abstract*/;
-    variable[5] =  TAG_Bool(!UNTAG_Bool(variable[5]));
-  }
-  variable[4] = variable[5];
-  variable[5] = variable[4];
-  if (UNTAG_Bool(variable[5])) { /* and */
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AClassdef___n_classkind(variable[5])(variable[5]) /*AClassdef::n_classkind*/;
-    variable[5] = CALL_mmbuilder___PClasskind___is_abstract(variable[5])(variable[5]) /*PClasskind::is_abstract*/;
-  }
-  variable[4] = variable[5];
-  variable[5] = variable[4];
-  if (!UNTAG_Bool(variable[5])) { /* or */
-    variable[5] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[3] /*glob*/)( variable[3] /*glob*/) /*MMGlobalClass::is_universal*/;
-    variable[5] =  TAG_Bool(!UNTAG_Bool(variable[5]));
-  }
-  variable[4] = variable[5];
-  variable[5] = variable[4];
-  if (UNTAG_Bool(variable[5])) { /* and */
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AClassdef___n_classkind(variable[5])(variable[5]) /*AClassdef::n_classkind*/;
-    variable[5] = CALL_mmbuilder___PClasskind___is_universal(variable[5])(variable[5]) /*PClasskind::is_universal*/;
-  }
-  variable[4] = variable[5];
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[5] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: cannot change kind of class "), TAG_Int(41)); /*new String*/
-    variable[7] = variable[6];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[7]) /*AbstractArray::add*/;
-    variable[8] = variable[0];
-    variable[8] = CALL_mmbuilder___PClassdef___name(variable[8])(variable[8]) /*AClassdef::name*/;
-    variable[9] = variable[8];
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[9]) /*AbstractArray::add*/;
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[11]) /*AbstractArray::add*/;
-    variable[5] = CALL_string___Object___to_s(variable[5])(variable[5]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[4], variable[5]) /*AbsSyntaxVisitor::error*/;
-  }
-  return_label73: while(false);
-  tracehead = trace.prev;
-  return;
-}
-val_t mmbuilder___AClassdef___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 575, LOCATE_mmbuilder___AClassdef___name};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AClassdef___n_id(variable[2])(variable[2]) /*AClassdef::n_id*/;
-  variable[2] = CALL_syntax_base___Token___to_symbol(variable[2])(variable[2]) /*Token::to_symbol*/;
-  variable[1] = variable[2];
-  goto return_label75;
-  return_label75: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AClassdef___arity(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 579, LOCATE_mmbuilder___AClassdef___arity};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AClassdef___n_formaldefs(variable[2])(variable[2]) /*AClassdef::n_formaldefs*/;
-  variable[2] = CALL_abstract_collection___Collection___length(variable[2])(variable[2]) /*List::length*/;
-  variable[1] = variable[2];
-  goto return_label76;
-  return_label76: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AClassdef___visibility_level(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 640, LOCATE_mmbuilder___AClassdef___visibility_level};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AClassdef___n_visibility(variable[2])(variable[2]) /*AClassdef::n_visibility*/;
-  variable[2] = CALL_mmbuilder___PVisibility___level(variable[2])(variable[2]) /*PVisibility::level*/;
-  variable[1] = variable[2];
-  goto return_label77;
-  return_label77: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AMainClassdef___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 647, LOCATE_mmbuilder___AMainClassdef___name};
-  static val_t once_value_79; static int once_bool_79; /* Once value for variable[2]*/
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  if (once_bool_79) variable[2] = once_value_79;
-  else {
-    variable[2] = NEW_String_string___String___with_native(BOX_NativeString("Sys"), TAG_Int(3)); /*new String*/
-    variable[2] = CALL_symbol___String___to_symbol(variable[2])(variable[2]) /*String::to_symbol*/;
-    once_value_79 = variable[2];
-    once_bool_79 = true;
-  }
-  variable[1] = variable[2];
-  goto return_label78;
-  return_label78: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___ATopClassdef___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 654, LOCATE_mmbuilder___ATopClassdef___name};
-  static val_t once_value_81; static int once_bool_81; /* Once value for variable[2]*/
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  if (once_bool_81) variable[2] = once_value_81;
-  else {
-    variable[2] = NEW_String_string___String___with_native(BOX_NativeString("Object"), TAG_Int(6)); /*new String*/
-    variable[2] = CALL_symbol___String___to_symbol(variable[2])(variable[2]) /*String::to_symbol*/;
-    once_value_81 = variable[2];
-    once_bool_81 = true;
-  }
-  variable[1] = variable[2];
-  goto return_label80;
-  return_label80: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___MMSrcTypeFormalParameter___node(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 662, LOCATE_mmbuilder___MMSrcTypeFormalParameter___node};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___MMSrcTypeFormalParameter____node( self) /*MMSrcTypeFormalParameter::_node*/;
-}
-void mmbuilder___MMSrcTypeFormalParameter___init(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 665, LOCATE_mmbuilder___MMSrcTypeFormalParameter___init};
-  val_t variable[7];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[4] =  param3;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMSrcTypeFormalParameter].i]) return;
-  CALL_genericity___MMTypeFormalParameter___init(variable[0])(variable[0],  variable[1] /*name*/,  variable[2] /*pos*/,  variable[3] /*local_class*/, init_table /*YYY*/) /*MMTypeFormalParameter::init*/;
-  variable[6] = variable[0];
-  ATTR_mmbuilder___MMSrcTypeFormalParameter____node(variable[6]) /*MMSrcTypeFormalParameter::_node*/ =  variable[4] /*n*/;
-  return_label82: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MMSrcTypeFormalParameter].i] = 1;
-  tracehead = trace.prev;
+    }
+    label15: while(0);
+    /* ./syntax//mmbuilder.nit:628 */
+    goto label16;
+  }
+  /* ./syntax//mmbuilder.nit:633 */
+  fra.me.REG[0] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_syntax_base___MMGlobalClass___check_visibility(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3], fra.me.REG[2], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:634 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:635 */
+    REGB0 = TAG_Int(3);
+    fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_17) {
+      fra.me.REG[4] = BOX_NativeString("Redef error: ");
+      REGB0 = TAG_Int(13);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_17 = fra.me.REG[4];
+      register_static_object(&once_value_17);
+    } else fra.me.REG[4] = once_value_17;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    if (!once_value_18) {
+      fra.me.REG[4] = BOX_NativeString(" is an imported class. Add the redef keyword to refine it.");
+      REGB0 = TAG_Int(58);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_18 = fra.me.REG[4];
+      register_static_object(&once_value_18);
+    } else fra.me.REG[4] = once_value_18;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[0]);
+    /* ./syntax//mmbuilder.nit:636 */
+    goto label16;
+  }
+  /* ./syntax//mmbuilder.nit:639 */
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = CALL_abstractmetamodel___MMLocalClass___arity(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 639);
+  }
+  REGB1 = CALL_abstractmetamodel___MMLocalClass___arity(fra.me.REG[0])(fra.me.REG[0]);
+  REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
+  if (UNTAG_Bool(REGB2)) {
+  } else {
+    /* ./../lib/standard//kernel.nit:207 */
+    REGB1 = TAG_Bool((REGB0)==(REGB1));
+    /* ./syntax//mmbuilder.nit:639 */
+    REGB2 = REGB1;
+  }
+  REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:640 */
+    REGB2 = TAG_Int(5);
+    fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB2);
+    if (!once_value_19) {
+      fra.me.REG[4] = BOX_NativeString("Redef error: Formal parameter arity missmatch; got ");
+      REGB2 = TAG_Int(51);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB2);
+      once_value_19 = fra.me.REG[4];
+      register_static_object(&once_value_19);
+    } else fra.me.REG[4] = once_value_19;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = ATTR_mmbuilder___AClassdef____local_class(fra.me.REG[2]);
+    REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 640);
+    }
+    REGB2 = CALL_abstractmetamodel___MMLocalClass___arity(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_string___Object___to_s(REGB2)(REGB2);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    if (!once_value_20) {
+      fra.me.REG[4] = BOX_NativeString(", expected ");
+      REGB2 = TAG_Int(11);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB2);
+      once_value_20 = fra.me.REG[4];
+      register_static_object(&once_value_20);
+    } else fra.me.REG[4] = once_value_20;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[1])(fra.me.REG[1]);
+    REGB2 = CALL_abstractmetamodel___MMLocalClass___arity(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_string___Object___to_s(REGB2)(REGB2);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    if (!once_value_21) {
+      fra.me.REG[4] = BOX_NativeString(".");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB2);
+      once_value_21 = fra.me.REG[4];
+      register_static_object(&once_value_21);
+    } else fra.me.REG[4] = once_value_21;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[0]);
+  }
+  /* ./syntax//mmbuilder.nit:644 */
+  REGB2 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[1])(fra.me.REG[1]);
+  REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
+  if (UNTAG_Bool(REGB2)) {
+    fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = CALL_mmbuilder___AClasskind___is_interface(fra.me.REG[0])(fra.me.REG[0]);
+  } else {
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    REGB2 = TAG_Bool(true);
+  } else {
+    /* ./syntax//mmbuilder.nit:645 */
+    REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_abstract(fra.me.REG[1])(fra.me.REG[1]);
+    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    /* ./syntax//mmbuilder.nit:644 */
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:645 */
+    fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = CALL_mmbuilder___AClasskind___is_abstract(fra.me.REG[0])(fra.me.REG[0]);
+  } else {
+    /* ./syntax//mmbuilder.nit:644 */
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    REGB2 = TAG_Bool(true);
+  } else {
+    /* ./syntax//mmbuilder.nit:646 */
+    REGB1 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[1])(fra.me.REG[1]);
+    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    /* ./syntax//mmbuilder.nit:644 */
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:646 */
+    fra.me.REG[1] = CALL_parser_nodes___AStdClassdef___n_classkind(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = CALL_mmbuilder___AClasskind___is_enum(fra.me.REG[1])(fra.me.REG[1]);
+  } else {
+    /* ./syntax//mmbuilder.nit:644 */
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  /* ./syntax//mmbuilder.nit:643 */
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:648 */
+    REGB2 = TAG_Int(3);
+    fra.me.REG[1] = NEW_Array_array___Array___with_capacity(REGB2);
+    if (!once_value_22) {
+      fra.me.REG[0] = BOX_NativeString("Redef error: cannot change kind of class ");
+      REGB2 = TAG_Int(41);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB2);
+      once_value_22 = fra.me.REG[0];
+      register_static_object(&once_value_22);
+    } else fra.me.REG[0] = once_value_22;
+    fra.me.REG[0] = fra.me.REG[0];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    fra.me.REG[0] = CALL_mmbuilder___AClassdef___name(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    if (!once_value_23) {
+      fra.me.REG[0] = BOX_NativeString(".");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB2);
+      once_value_23 = fra.me.REG[0];
+      register_static_object(&once_value_23);
+    } else fra.me.REG[0] = once_value_23;
+    fra.me.REG[0] = fra.me.REG[0];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    fra.me.REG[1] = CALL_string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[1]);
+  }
+  label16: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AFormaldef___accept_class_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 676, LOCATE_mmbuilder___AFormaldef___accept_class_builder};
-  val_t variable[9];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AFormaldef___n_id(variable[4])(variable[4]) /*AFormaldef::n_id*/;
-  variable[4] = CALL_syntax_base___Token___to_symbol(variable[4])(variable[4]) /*Token::to_symbol*/;
-  variable[3] = variable[4];
-  variable[5] = CALL_mmbuilder___ClassBuilderVisitor___local_class_arity( variable[1] /*v*/)( variable[1] /*v*/) /*ClassBuilderVisitor::local_class_arity*/;
-  variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[7] = variable[0];
-  variable[8] = NEW_MMSrcTypeFormalParameter_mmbuilder___MMSrcTypeFormalParameter___init( variable[3] /*name*/, variable[5], variable[6], variable[7]); /*new MMSrcTypeFormalParameter*/
-  variable[5] = variable[8];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  ATTR_mmbuilder___AFormaldef____formal(variable[5]) /*AFormaldef::_formal*/ =  variable[4] /*formal_type*/;
-  variable[5] = CALL_mmbuilder___ClassBuilderVisitor___local_class_arity( variable[1] /*v*/)( variable[1] /*v*/) /*ClassBuilderVisitor::local_class_arity*/;
-  variable[5] = TAG_Int(UNTAG_Int(variable[5])+UNTAG_Int( TAG_Int(1)));
-  CALL_mmbuilder___ClassBuilderVisitor___local_class_arity__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[5]) /*ClassBuilderVisitor::local_class_arity=*/;
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  CALL_genericity___MMLocalClass___register_formal(variable[5])(variable[5],  variable[4] /*formal_type*/) /*MMLocalClass::register_formal*/;
-  variable[5] = CALL_mmbuilder___ClassBuilderVisitor___formals( variable[1] /*v*/)( variable[1] /*v*/) /*ClassBuilderVisitor::formals*/;
-  CALL_abstract_collection___Map_____braeq(variable[5])(variable[5],  variable[3] /*name*/,  variable[4] /*formal_type*/) /*Map::[]=*/;
-  CALL_SUPER_mmbuilder___AFormaldef___accept_class_builder(variable[0])(variable[0], variable[1]) /*super AFormaldef::accept_class_builder*/;
-  return_label83: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___AStdClassdef___visibility_level(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 652;
+  fra.me.meth = LOCATE_mmbuilder___AStdClassdef___visibility_level;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:654 */
+  fra.me.REG[0] = CALL_parser_nodes___AStdClassdef___n_visibility(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = CALL_mmbuilder___AVisibility___level(fra.me.REG[0])(fra.me.REG[0]);
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AMainClassdef___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 659;
+  fra.me.meth = LOCATE_mmbuilder___AMainClassdef___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:661 */
+  if (!once_value_1) {
+    if (!once_value_2) {
+      fra.me.REG[0] = BOX_NativeString("Sys");
+      REGB0 = TAG_Int(3);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+      once_value_2 = fra.me.REG[0];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[0] = once_value_2;
+    fra.me.REG[0] = fra.me.REG[0];
+    fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+    once_value_1 = fra.me.REG[0];
+    register_static_object(&once_value_1);
+  } else fra.me.REG[0] = once_value_1;
+  fra.me.REG[0] = fra.me.REG[0];
+  goto label3;
+  label3: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___ATopClassdef___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 666;
+  fra.me.meth = LOCATE_mmbuilder___ATopClassdef___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:668 */
+  if (!once_value_1) {
+    if (!once_value_2) {
+      fra.me.REG[0] = BOX_NativeString("Object");
+      REGB0 = TAG_Int(6);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+      once_value_2 = fra.me.REG[0];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[0] = once_value_2;
+    fra.me.REG[0] = fra.me.REG[0];
+    fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+    once_value_1 = fra.me.REG[0];
+    register_static_object(&once_value_1);
+  } else fra.me.REG[0] = once_value_1;
+  fra.me.REG[0] = fra.me.REG[0];
+  goto label3;
+  label3: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AFormaldef___accept_class_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 676;
+  fra.me.meth = LOCATE_mmbuilder___AFormaldef___accept_class_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:676 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:678 */
+  fra.me.REG[4] = CALL_parser_nodes___AFormaldef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[4] = CALL_syntax_base___Token___to_symbol(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:679 */
+  REGB0 = CALL_mmbuilder___ClassBuilderVisitor___local_class_arity(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[5] = NEW_MMTypeFormalParameter_genericity___MMTypeFormalParameter___init(fra.me.REG[4], REGB0, fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:680 */
+  ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]) = fra.me.REG[5];
+  /* ./syntax//mmbuilder.nit:681 */
+  REGB0 = CALL_mmbuilder___ClassBuilderVisitor___local_class_arity(fra.me.REG[3])(fra.me.REG[3]);
+  REGB1 = TAG_Int(1);
+  /* ./../lib/standard//kernel.nit:215 */
+  REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+  /* ./syntax//mmbuilder.nit:681 */
+  CALL_mmbuilder___ClassBuilderVisitor___local_class_arity__eq(fra.me.REG[3])(fra.me.REG[3], REGB1);
+  /* ./syntax//mmbuilder.nit:682 */
+  fra.me.REG[2] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_genericity___MMLocalClass___register_formal(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:683 */
+  fra.me.REG[3] = CALL_mmbuilder___ClassBuilderVisitor___formals(fra.me.REG[3])(fra.me.REG[3]);
+  REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 683);
+  }
+  CALL_abstract_collection___Map_____braeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4], fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:684 */
+  CALL_SUPER_mmbuilder___AFormaldef___accept_class_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AFormaldef___accept_class_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 687, LOCATE_mmbuilder___AFormaldef___accept_class_verifier};
-  val_t variable[20];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___AFormaldef___accept_class_verifier(variable[0])(variable[0], variable[1]) /*super AFormaldef::accept_class_verifier*/;
-  variable[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[3] = variable[4];
-  variable[5] = CALL_abstractmetamodel___MMLocalClass___global( variable[3] /*c*/)( variable[3] /*c*/) /*MMLocalClass::global*/;
-  variable[5] = CALL_abstractmetamodel___MMGlobalClass___intro(variable[5])(variable[5]) /*MMGlobalClass::intro*/;
-  variable[4] = variable[5];
-  variable[5] = TAG_Bool(( variable[3] /*c*/ ==  variable[4] /*o*/) || (( variable[3] /*c*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[3] /*c*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[3] /*c*/, variable[4] /*o*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[3] /*c*/)( variable[3] /*c*/,  variable[4] /*o*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AFormaldef___n_type(variable[5])(variable[5]) /*AFormaldef::n_type*/;
-    variable[5] = TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[5])) { /*if*/
-      variable[5] = variable[0];
-      variable[5] = ATTR_mmbuilder___AFormaldef____formal(variable[5]) /*AFormaldef::_formal*/;
-      variable[6] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-      variable[6] = CALL_inheritance___MMModule___type_any(variable[6])(variable[6]) /*MMModule::type_any*/;
-      CALL_genericity___MMTypeFormalParameter___bound__eq(variable[5])(variable[5], variable[6]) /*MMTypeFormalParameter::bound=*/;
-    } else { /*if*/
-      variable[5] = variable[0];
-      variable[5] = ATTR_mmbuilder___AFormaldef____formal(variable[5]) /*AFormaldef::_formal*/;
-      variable[6] = variable[0];
-      variable[6] = CALL_parser_nodes___AFormaldef___n_type(variable[6])(variable[6]) /*AFormaldef::n_type*/;
-      variable[6] = CALL_syntax_base___PType___get_stype(variable[6])(variable[6],  variable[1] /*v*/) /*PType::get_stype*/;
-      CALL_genericity___MMTypeFormalParameter___bound__eq(variable[5])(variable[5], variable[6]) /*MMTypeFormalParameter::bound=*/;
-    }
-  } else { /*if*/
-    variable[6] = variable[0];
-    variable[6] = ATTR_mmbuilder___AFormaldef____formal(variable[6]) /*AFormaldef::_formal*/;
-    variable[6] = CALL_genericity___MMTypeFormalParameter___position(variable[6])(variable[6]) /*MMTypeFormalParameter::position*/;
-    variable[6] = CALL_genericity___MMLocalClass___get_formal( variable[4] /*o*/)( variable[4] /*o*/, variable[6]) /*MMLocalClass::get_formal*/;
-    variable[6] = CALL_type_formal___MMTypeFormal___bound(variable[6])(variable[6]) /*MMTypeFormal::bound*/;
-    variable[7] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-    variable[6] = CALL_static_type___MMType___for_module(variable[6])(variable[6], variable[7]) /*MMType::for_module*/;
-    variable[5] = variable[6];
-    variable[6] = variable[0];
-    variable[6] = CALL_parser_nodes___AFormaldef___n_type(variable[6])(variable[6]) /*AFormaldef::n_type*/;
-    variable[6] = TAG_Bool((variable[6] ==  NIT_NULL /*null*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  NIT_NULL /*null*/) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[6])) { /*if*/
-      variable[6] = variable[0];
-      variable[6] = ATTR_mmbuilder___AFormaldef____formal(variable[6]) /*AFormaldef::_formal*/;
-      CALL_genericity___MMTypeFormalParameter___bound__eq(variable[6])(variable[6],  variable[5] /*ob*/) /*MMTypeFormalParameter::bound=*/;
-    } else { /*if*/
-      variable[6] = variable[0];
-      variable[6] = ATTR_mmbuilder___AFormaldef____formal(variable[6]) /*AFormaldef::_formal*/;
-      variable[7] = variable[0];
-      variable[7] = CALL_parser_nodes___AFormaldef___n_type(variable[7])(variable[7]) /*AFormaldef::n_type*/;
-      variable[7] = CALL_syntax_base___PType___get_stype(variable[7])(variable[7],  variable[1] /*v*/) /*PType::get_stype*/;
-      CALL_genericity___MMTypeFormalParameter___bound__eq(variable[6])(variable[6], variable[7]) /*MMTypeFormalParameter::bound=*/;
-      variable[6] = variable[0];
-      variable[6] = ATTR_mmbuilder___AFormaldef____formal(variable[6]) /*AFormaldef::_formal*/;
-      variable[6] = CALL_type_formal___MMTypeFormal___bound(variable[6])(variable[6]) /*MMTypeFormal::bound*/;
-      variable[6] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[6] ==  variable[5] /*ob*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], variable[5] /*ob*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  variable[5] /*ob*/) /*Object::==*/)))))));
-      if (UNTAG_Bool(variable[6])) { /*if*/
-        variable[6] = variable[0];
-        variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(7)); /*new Array[String]*/
-        variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: Cannot change formal parameter type of class "), TAG_Int(58)); /*new String*/
-        variable[9] = variable[8];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-        variable[10] =  variable[3] /*c*/;
-        variable[10] = CALL_string___Object___to_s(variable[10])(variable[10]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[10]) /*AbstractArray::add*/;
-        variable[11] = NEW_String_string___String___with_native(BOX_NativeString("; got "), TAG_Int(6)); /*new String*/
-        variable[12] = variable[11];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[12]) /*AbstractArray::add*/;
-        variable[13] = variable[0];
-        variable[13] = ATTR_mmbuilder___AFormaldef____formal(variable[13]) /*AFormaldef::_formal*/;
-        variable[13] = CALL_type_formal___MMTypeFormal___bound(variable[13])(variable[13]) /*MMTypeFormal::bound*/;
-        variable[14] = variable[13];
-        variable[14] = CALL_string___Object___to_s(variable[14])(variable[14]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[14]) /*AbstractArray::add*/;
-        variable[15] = NEW_String_string___String___with_native(BOX_NativeString(", expected "), TAG_Int(11)); /*new String*/
-        variable[16] = variable[15];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[16]) /*AbstractArray::add*/;
-        variable[17] =  variable[5] /*ob*/;
-        variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[17]) /*AbstractArray::add*/;
-        variable[18] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-        variable[19] = variable[18];
-        CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[19]) /*AbstractArray::add*/;
-        variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[6], variable[7]) /*AbsSyntaxVisitor::error*/;
+void mmbuilder___AFormaldef___accept_class_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+        static val_t once_value_2; /* Once value */
+        static val_t once_value_3; /* Once value */
+        static val_t once_value_4; /* Once value */
+        static val_t once_value_5; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 687;
+  fra.me.meth = LOCATE_mmbuilder___AFormaldef___accept_class_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:687 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:689 */
+  CALL_SUPER_mmbuilder___AFormaldef___accept_class_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:690 */
+  fra.me.REG[1] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:691 */
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_abstractmetamodel___MMGlobalClass___intro(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:692 */
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[1],fra.me.REG[0]));
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:693 */
+    fra.me.REG[4] = CALL_parser_nodes___AFormaldef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:694 */
+      fra.me.REG[4] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+      fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[5] = CALL_inheritance___MMModule___type_any(fra.me.REG[5])(fra.me.REG[5]);
+      fra.me.REG[5] = CALL_static_type___MMType___as_nullable(fra.me.REG[5])(fra.me.REG[5]);
+      REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 694);
+      }
+      CALL_genericity___MMTypeFormalParameter___bound__eq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    } else {
+      /* ./syntax//mmbuilder.nit:696 */
+      fra.me.REG[5] = CALL_parser_nodes___AFormaldef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 696);
+      }
+      fra.me.REG[5] = CALL_syntax_base___AType___get_stype(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3]);
+      /* ./syntax//mmbuilder.nit:697 */
+      REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+          REGB0 = REGB1;
+        }
+      }
+      if (UNTAG_Bool(REGB0)) {
+        goto label1;
+      }
+      /* ./syntax//mmbuilder.nit:698 */
+      fra.me.REG[4] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 698);
+      }
+      CALL_genericity___MMTypeFormalParameter___bound__eq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    }
+  } else {
+    /* ./syntax//mmbuilder.nit:701 */
+    fra.me.REG[5] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 701);
+    }
+    REGB0 = CALL_genericity___MMTypeFormalParameter___position(fra.me.REG[5])(fra.me.REG[5]);
+    fra.me.REG[0] = CALL_genericity___MMLocalClass___get_formal(fra.me.REG[0])(fra.me.REG[0], REGB0);
+    fra.me.REG[0] = CALL_type_formal___MMTypeFormal___bound(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[5] = CALL_static_type___MMType___for_module(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+    /* ./syntax//mmbuilder.nit:702 */
+    fra.me.REG[0] = CALL_parser_nodes___AFormaldef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:703 */
+      fra.me.REG[0] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 703);
+      }
+      CALL_genericity___MMTypeFormalParameter___bound__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+    } else {
+      /* ./syntax//mmbuilder.nit:705 */
+      fra.me.REG[0] = CALL_parser_nodes___AFormaldef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 705);
+      }
+      fra.me.REG[0] = CALL_syntax_base___AType___get_stype(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      /* ./syntax//mmbuilder.nit:706 */
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+          REGB0 = REGB1;
+        }
+      }
+      if (UNTAG_Bool(REGB0)) {
+        goto label1;
+      }
+      /* ./syntax//mmbuilder.nit:707 */
+      fra.me.REG[4] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 707);
+      }
+      CALL_genericity___MMTypeFormalParameter___bound__eq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[0]);
+      /* ./syntax//mmbuilder.nit:708 */
+      fra.me.REG[0] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 708);
+      }
+      fra.me.REG[0] = CALL_type_formal___MMTypeFormal___bound(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[0],fra.me.REG[5]));
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+        REGB0 = REGB1;
+      }
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:709 */
+        REGB0 = TAG_Int(7);
+        fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+        if (!once_value_2) {
+          fra.me.REG[4] = BOX_NativeString("Redef error: Cannot change formal parameter type of class ");
+          REGB0 = TAG_Int(58);
+          fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+          once_value_2 = fra.me.REG[4];
+          register_static_object(&once_value_2);
+        } else fra.me.REG[4] = once_value_2;
+        fra.me.REG[4] = fra.me.REG[4];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+        fra.me.REG[1] = CALL_string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        if (!once_value_3) {
+          fra.me.REG[1] = BOX_NativeString("; got ");
+          REGB0 = TAG_Int(6);
+          fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+          once_value_3 = fra.me.REG[1];
+          register_static_object(&once_value_3);
+        } else fra.me.REG[1] = once_value_3;
+        fra.me.REG[1] = fra.me.REG[1];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        fra.me.REG[1] = ATTR_mmbuilder___AFormaldef____formal(fra.me.REG[2]);
+        REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 709);
+        }
+        fra.me.REG[1] = CALL_type_formal___MMTypeFormal___bound(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[1] = CALL_string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        if (!once_value_4) {
+          fra.me.REG[1] = BOX_NativeString(", expected ");
+          REGB0 = TAG_Int(11);
+          fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+          once_value_4 = fra.me.REG[1];
+          register_static_object(&once_value_4);
+        } else fra.me.REG[1] = once_value_4;
+        fra.me.REG[1] = fra.me.REG[1];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+        if (!once_value_5) {
+          fra.me.REG[5] = BOX_NativeString(".");
+          REGB0 = TAG_Int(1);
+          fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+          once_value_5 = fra.me.REG[5];
+          register_static_object(&once_value_5);
+        } else fra.me.REG[5] = once_value_5;
+        fra.me.REG[5] = fra.me.REG[5];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+        fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[0]);
       }
     }
   }
-  return_label84: while(false);
-  tracehead = trace.prev;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ASuperclass___accept_class_specialization_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 715, LOCATE_mmbuilder___ASuperclass___accept_class_specialization_builder};
-  val_t variable[7];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ASuperclass___accept_class_specialization_builder(variable[0])(variable[0], variable[1]) /*super ASuperclass::accept_class_specialization_builder*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___ASuperclass___n_type(variable[4])(variable[4]) /*ASuperclass::n_type*/;
-  variable[4] = CALL_syntax_base___PType___get_local_class(variable[4])(variable[4],  variable[1] /*v*/) /*PType::get_local_class*/;
-  variable[3] = variable[4];
-  variable[5] = variable[0];
-  variable[6] = NEW_MMSrcAncestor_mmbuilder___MMSrcAncestor___init(variable[5],  variable[3] /*c*/); /*new MMSrcAncestor*/
-  variable[5] = variable[6];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  ATTR_mmbuilder___ASuperclass____ancestor(variable[5]) /*ASuperclass::_ancestor*/ =  variable[4] /*ancestor*/;
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  CALL_inheritance___MMLocalClass___add_direct_parent(variable[5])(variable[5],  variable[4] /*ancestor*/) /*MMLocalClass::add_direct_parent*/;
-  return_label85: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___ASuperclass___ancestor(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 717;
+  fra.me.meth = LOCATE_mmbuilder___ASuperclass___ancestor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:717 */
+  fra.me.REG[0] = ATTR_mmbuilder___ASuperclass____ancestor(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___ASuperclass___accept_class_specialization_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 719;
+  fra.me.meth = LOCATE_mmbuilder___ASuperclass___accept_class_specialization_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:719 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:721 */
+  CALL_SUPER_mmbuilder___ASuperclass___accept_class_specialization_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:722 */
+  fra.me.REG[1] = CALL_parser_nodes___ASuperclass___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[1] = CALL_syntax_base___AType___get_local_class(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:723 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:724 */
+  fra.me.REG[1] = NEW_MMSrcAncestor_mmbuilder___MMSrcAncestor___init(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:725 */
+  ATTR_mmbuilder___ASuperclass____ancestor(fra.me.REG[2]) = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:726 */
+  fra.me.REG[3] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_inheritance___MMLocalClass___add_direct_parent(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ASuperclass___accept_class_ancestor_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 724, LOCATE_mmbuilder___ASuperclass___accept_class_ancestor_builder};
-  val_t variable[5];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ASuperclass___accept_class_ancestor_builder(variable[0])(variable[0], variable[1]) /*super ASuperclass::accept_class_ancestor_builder*/;
-  variable[3] = variable[0];
-  variable[3] = ATTR_mmbuilder___ASuperclass____ancestor(variable[3]) /*ASuperclass::_ancestor*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___ASuperclass___n_type(variable[4])(variable[4]) /*ASuperclass::n_type*/;
-  variable[4] = CALL_syntax_base___PType___get_unchecked_stype(variable[4])(variable[4],  variable[1] /*v*/) /*PType::get_unchecked_stype*/;
-  CALL_static_type___MMAncestor___stype__eq(variable[3])(variable[3], variable[4]) /*MMAncestor::stype=*/;
-  variable[3] = variable[0];
-  variable[3] = ATTR_mmbuilder___ASuperclass____ancestor(variable[3]) /*ASuperclass::_ancestor*/;
-  variable[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[4] = CALL_static_type___MMLocalClass___get_type(variable[4])(variable[4]) /*MMLocalClass::get_type*/;
-  CALL_static_type___MMAncestor___inheriter__eq(variable[3])(variable[3], variable[4]) /*MMAncestor::inheriter=*/;
-  return_label86: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ASuperclass___accept_class_ancestor_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 729;
+  fra.me.meth = LOCATE_mmbuilder___ASuperclass___accept_class_ancestor_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:729 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:731 */
+  CALL_SUPER_mmbuilder___ASuperclass___accept_class_ancestor_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:732 */
+  fra.me.REG[1] = ATTR_mmbuilder___ASuperclass____ancestor(fra.me.REG[2]);
+  fra.me.REG[0] = CALL_parser_nodes___ASuperclass___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[0] = CALL_syntax_base___AType___get_unchecked_stype(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 732);
+  }
+  CALL_static_type___MMAncestor___stype__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:733 */
+  fra.me.REG[2] = ATTR_mmbuilder___ASuperclass____ancestor(fra.me.REG[2]);
+  fra.me.REG[3] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[3] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 733);
+  }
+  CALL_static_type___MMAncestor___inheriter__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ASuperclass___accept_class_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 731, LOCATE_mmbuilder___ASuperclass___accept_class_verifier};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ASuperclass___accept_class_verifier(variable[0])(variable[0], variable[1]) /*super ASuperclass::accept_class_verifier*/;
-  variable[3] = variable[0];
-  variable[3] = CALL_parser_nodes___ASuperclass___n_type(variable[3])(variable[3]) /*ASuperclass::n_type*/;
-  CALL_syntax_base___PType___check_conform(variable[3])(variable[3],  variable[1] /*v*/) /*PType::check_conform*/;
-  return_label87: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ASuperclass___accept_class_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 736;
+  fra.me.meth = LOCATE_mmbuilder___ASuperclass___accept_class_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:736 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:738 */
+  CALL_SUPER_mmbuilder___ASuperclass___accept_class_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:739 */
+  fra.me.REG[2] = CALL_parser_nodes___ASuperclass___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_syntax_base___AType___check_conform(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___ASuperclass___ancestor(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 713, LOCATE_mmbuilder___ASuperclass___ancestor};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___ASuperclass____ancestor( self) /*ASuperclass::_ancestor*/;
-}
-void mmbuilder___PPropdef___process_and_check(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3) {
-  struct trace_t trace = {NULL, NULL, 739, LOCATE_mmbuilder___PPropdef___process_and_check};
-  val_t variable[7];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[4] =  param3;
-  variable[6] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-  variable[6] = CALL_abstractmetamodel___MMGlobalProperty___intro(variable[6])(variable[6]) /*MMGlobalProperty::intro*/;
-  variable[6] = TAG_Bool((variable[6] ==  variable[2] /*prop*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], variable[2] /*prop*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  variable[2] /*prop*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    variable[6] = variable[0];
-    CALL_mmbuilder___PPropdef___do_and_check_intro(variable[6])(variable[6],  variable[1] /*v*/,  variable[2] /*prop*/,  variable[3] /*has_redef*/,  variable[4] /*visibility_level*/) /*PPropdef::do_and_check_intro*/;
-  } else { /*if*/
-    variable[6] = variable[0];
-    CALL_mmbuilder___PPropdef___do_and_check_redef(variable[6])(variable[6],  variable[1] /*v*/,  variable[2] /*prop*/,  variable[3] /*has_redef*/,  variable[4] /*visibility_level*/) /*PPropdef::do_and_check_redef*/;
-  }
-  return_label88: while(false);
-  tracehead = trace.prev;
+void mmbuilder___APropdef___process_and_check(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 744;
+  fra.me.meth = LOCATE_mmbuilder___APropdef___process_and_check;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = p3;
+  REGB1 = p4;
+  /* ./syntax//mmbuilder.nit:752 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[3] = CALL_abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[3])(fra.me.REG[3]);
+  REGB2 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[3],fra.me.REG[2]));
+  if (UNTAG_Bool(REGB2)) {
+  } else {
+    REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+    REGB2 = REGB3;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:753 */
+    CALL_mmbuilder___APropdef___do_and_check_intro(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], REGB0, REGB1);
+  } else {
+    /* ./syntax//mmbuilder.nit:755 */
+    CALL_mmbuilder___APropdef___do_and_check_redef(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], REGB0, REGB1);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PPropdef___do_and_check_intro(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3) {
-  struct trace_t trace = {NULL, NULL, 754, LOCATE_mmbuilder___PPropdef___do_and_check_intro};
-  val_t variable[19];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[4] =  param3;
-  variable[7] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-  variable[6] = variable[7];
-  variable[8] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-  variable[8] = CALL_abstractmetamodel___MMLocalClass___global(variable[8])(variable[8]) /*MMLocalClass::global*/;
-  variable[7] = variable[8];
-  variable[8] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[8] = CALL_abstractmetamodel___MMLocalClass___global(variable[8])(variable[8]) /*MMLocalClass::global*/;
-  variable[8] = CALL_abstractmetamodel___MMGlobalClass___visibility_level(variable[8])(variable[8]) /*MMGlobalClass::visibility_level*/;
-  variable[8] = TAG_Bool(UNTAG_Int(variable[8])>=UNTAG_Int( TAG_Int(3)));
-  if (UNTAG_Bool(variable[8])) { /*if*/
-    variable[4] =  TAG_Int(3) /*visibility_level=*/;
-  }
-  CALL_abstractmetamodel___MMGlobalProperty___visibility_level__eq( variable[6] /*glob*/)( variable[6] /*glob*/,  variable[4] /*visibility_level*/) /*MMGlobalProperty::visibility_level=*/;
-  if (UNTAG_Bool( variable[3] /*has_redef*/)) { /*if*/
-    variable[8] = variable[0];
-    variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: No property "), TAG_Int(19)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-    variable[12] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-    variable[16] =  variable[2] /*prop*/;
-    variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-    variable[17] = NEW_String_string___String___with_native(BOX_NativeString(" is inherited. Remove the redef keyword to define a new property."), TAG_Int(65)); /*new String*/
-    variable[18] = variable[17];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-  }
-  variable[8] = CALL_abstractmetamodel___MMGlobalProperty___is_attribute( variable[6] /*glob*/)( variable[6] /*glob*/) /*MMGlobalProperty::is_attribute*/;
-  if (UNTAG_Bool(variable[8])) { /*if*/
-    variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[7] /*gbc*/)( variable[7] /*gbc*/) /*MMGlobalClass::is_interface*/;
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      variable[8] = variable[0];
-      variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-      variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: Attempt to define attribute "), TAG_Int(35)); /*new String*/
-      variable[11] = variable[10];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-      variable[12] =  variable[2] /*prop*/;
-      variable[12] = CALL_string___Object___to_s(variable[12])(variable[12]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[12]) /*AbstractArray::add*/;
-      variable[13] = NEW_String_string___String___with_native(BOX_NativeString(" in the interface "), TAG_Int(18)); /*new String*/
-      variable[14] = variable[13];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[14]) /*AbstractArray::add*/;
-      variable[15] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-      variable[16] = variable[15];
-      variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-      variable[17] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-      variable[18] = variable[17];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-      variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-    } else { /*if*/
-      variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[7] /*gbc*/)( variable[7] /*gbc*/) /*MMGlobalClass::is_universal*/;
-      if (UNTAG_Bool(variable[8])) { /*if*/
-        variable[8] = variable[0];
-        variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-        variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: Attempt to define attribute "), TAG_Int(35)); /*new String*/
-        variable[11] = variable[10];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-        variable[12] =  variable[2] /*prop*/;
-        variable[12] = CALL_string___Object___to_s(variable[12])(variable[12]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[12]) /*AbstractArray::add*/;
-        variable[13] = NEW_String_string___String___with_native(BOX_NativeString(" in the universal class "), TAG_Int(24)); /*new String*/
-        variable[14] = variable[13];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[14]) /*AbstractArray::add*/;
-        variable[15] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-        variable[16] = variable[15];
-        variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-        variable[17] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-        variable[18] = variable[17];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-        variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
+void mmbuilder___APropdef___do_and_check_intro(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4){
+  struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+      static val_t once_value_4; /* Once value */
+      static val_t once_value_5; /* Once value */
+      static val_t once_value_6; /* Once value */
+        static val_t once_value_7; /* Once value */
+        static val_t once_value_8; /* Once value */
+        static val_t once_value_9; /* Once value */
+        static val_t once_value_10; /* Once value */
+        static val_t once_value_11; /* Once value */
+        static val_t once_value_12; /* Once value */
+          static val_t once_value_13; /* Once value */
+          static val_t once_value_14; /* Once value */
+          static val_t once_value_15; /* Once value */
+        static val_t once_value_16; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 759;
+  fra.me.meth = LOCATE_mmbuilder___APropdef___do_and_check_intro;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 7;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = p3;
+  REGB1 = p4;
+  /* ./syntax//mmbuilder.nit:762 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:763 */
+  fra.me.REG[4] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:764 */
+  fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[5] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[5])(fra.me.REG[5]);
+  REGB2 = CALL_abstractmetamodel___MMGlobalClass___visibility_level(fra.me.REG[5])(fra.me.REG[5]);
+  REGB3 = TAG_Int(3);
+  /* ./../lib/standard//kernel.nit:213 */
+  REGB3 = TAG_Bool(UNTAG_Int(REGB2)>=UNTAG_Int(REGB3));
+  /* ./syntax//mmbuilder.nit:764 */
+  if (UNTAG_Bool(REGB3)) {
+    /* ./syntax//mmbuilder.nit:766 */
+    REGB3 = TAG_Int(3);
+    REGB1 = REGB3;
+  }
+  /* ./syntax//mmbuilder.nit:768 */
+  CALL_abstractmetamodel___MMGlobalProperty___visibility_level__eq(fra.me.REG[3])(fra.me.REG[3], REGB1);
+  /* ./syntax//mmbuilder.nit:769 */
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:770 */
+    REGB0 = TAG_Int(5);
+    fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_1) {
+      fra.me.REG[6] = BOX_NativeString("Error: No property ");
+      REGB0 = TAG_Int(19);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_1 = fra.me.REG[6];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[6] = once_value_1;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    if (!once_value_2) {
+      fra.me.REG[6] = BOX_NativeString("::");
+      REGB0 = TAG_Int(2);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_2 = fra.me.REG[6];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[6] = once_value_2;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    if (!once_value_3) {
+      fra.me.REG[6] = BOX_NativeString(" is inherited. Remove the redef keyword to define a new property.");
+      REGB0 = TAG_Int(65);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+      once_value_3 = fra.me.REG[6];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[6] = once_value_3;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[5]);
+  }
+  /* ./syntax//mmbuilder.nit:772 */
+  REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_attribute(fra.me.REG[3])(fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:773 */
+    REGB0 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[4])(fra.me.REG[4]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:774 */
+      REGB0 = TAG_Int(5);
+      fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_4) {
+        fra.me.REG[6] = BOX_NativeString("Error: Attempt to define attribute ");
+        REGB0 = TAG_Int(35);
+        fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+        once_value_4 = fra.me.REG[6];
+        register_static_object(&once_value_4);
+      } else fra.me.REG[6] = once_value_4;
+      fra.me.REG[6] = fra.me.REG[6];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      if (!once_value_5) {
+        fra.me.REG[6] = BOX_NativeString(" in the interface ");
+        REGB0 = TAG_Int(18);
+        fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+        once_value_5 = fra.me.REG[6];
+        register_static_object(&once_value_5);
+      } else fra.me.REG[6] = once_value_5;
+      fra.me.REG[6] = fra.me.REG[6];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      fra.me.REG[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      if (!once_value_6) {
+        fra.me.REG[6] = BOX_NativeString(".");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+        once_value_6 = fra.me.REG[6];
+        register_static_object(&once_value_6);
+      } else fra.me.REG[6] = once_value_6;
+      fra.me.REG[6] = fra.me.REG[6];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+      CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[5]);
+    } else {
+      /* ./syntax//mmbuilder.nit:775 */
+      REGB0 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[4])(fra.me.REG[4]);
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:776 */
+        REGB0 = TAG_Int(5);
+        fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+        if (!once_value_7) {
+          fra.me.REG[6] = BOX_NativeString("Error: Attempt to define attribute ");
+          REGB0 = TAG_Int(35);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_7 = fra.me.REG[6];
+          register_static_object(&once_value_7);
+        } else fra.me.REG[6] = once_value_7;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        if (!once_value_8) {
+          fra.me.REG[6] = BOX_NativeString(" in the enum class ");
+          REGB0 = TAG_Int(19);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_8 = fra.me.REG[6];
+          register_static_object(&once_value_8);
+        } else fra.me.REG[6] = once_value_8;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        if (!once_value_9) {
+          fra.me.REG[6] = BOX_NativeString(".");
+          REGB0 = TAG_Int(1);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_9 = fra.me.REG[6];
+          register_static_object(&once_value_9);
+        } else fra.me.REG[6] = once_value_9;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[5]);
       }
     }
-  } else { /*if*/
-    variable[8] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[6] /*glob*/)( variable[6] /*glob*/) /*MMGlobalProperty::is_init*/;
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_interface( variable[7] /*gbc*/)( variable[7] /*gbc*/) /*MMGlobalClass::is_interface*/;
-      if (UNTAG_Bool(variable[8])) { /*if*/
-        variable[8] = variable[0];
-        variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-        variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: Attempt to define a constructor "), TAG_Int(39)); /*new String*/
-        variable[11] = variable[10];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-        variable[12] =  variable[2] /*prop*/;
-        variable[12] = CALL_string___Object___to_s(variable[12])(variable[12]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[12]) /*AbstractArray::add*/;
-        variable[13] = NEW_String_string___String___with_native(BOX_NativeString(" in the class "), TAG_Int(14)); /*new String*/
-        variable[14] = variable[13];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[14]) /*AbstractArray::add*/;
-        variable[15] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-        variable[16] = variable[15];
-        variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-        variable[17] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-        variable[18] = variable[17];
-        CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-        variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-      } else { /*if*/
-        variable[8] = CALL_abstractmetamodel___MMGlobalClass___is_universal( variable[7] /*gbc*/)( variable[7] /*gbc*/) /*MMGlobalClass::is_universal*/;
-        if (UNTAG_Bool(variable[8])) { /*if*/
-          variable[8] = variable[0];
-          variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-          variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Error: Attempt to define a constructor "), TAG_Int(39)); /*new String*/
-          variable[11] = variable[10];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-          variable[12] =  variable[2] /*prop*/;
-          variable[12] = CALL_string___Object___to_s(variable[12])(variable[12]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[12]) /*AbstractArray::add*/;
-          variable[13] = NEW_String_string___String___with_native(BOX_NativeString(" in the universal "), TAG_Int(18)); /*new String*/
-          variable[14] = variable[13];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[14]) /*AbstractArray::add*/;
-          variable[15] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-          variable[16] = variable[15];
-          variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-          variable[17] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-          variable[18] = variable[17];
-          CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-          variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-          CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
+  } else {
+    /* ./syntax//mmbuilder.nit:778 */
+    REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[3])(fra.me.REG[3]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:779 */
+      REGB0 = CALL_abstractmetamodel___MMGlobalClass___is_interface(fra.me.REG[4])(fra.me.REG[4]);
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:780 */
+        REGB0 = TAG_Int(5);
+        fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB0);
+        if (!once_value_10) {
+          fra.me.REG[6] = BOX_NativeString("Error: Attempt to define a constructor ");
+          REGB0 = TAG_Int(39);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_10 = fra.me.REG[6];
+          register_static_object(&once_value_10);
+        } else fra.me.REG[6] = once_value_10;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        if (!once_value_11) {
+          fra.me.REG[6] = BOX_NativeString(" in the class ");
+          REGB0 = TAG_Int(14);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_11 = fra.me.REG[6];
+          register_static_object(&once_value_11);
+        } else fra.me.REG[6] = once_value_11;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        if (!once_value_12) {
+          fra.me.REG[6] = BOX_NativeString(".");
+          REGB0 = TAG_Int(1);
+          fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB0);
+          once_value_12 = fra.me.REG[6];
+          register_static_object(&once_value_12);
+        } else fra.me.REG[6] = once_value_12;
+        fra.me.REG[6] = fra.me.REG[6];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+        fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[5]);
+      } else {
+        /* ./syntax//mmbuilder.nit:781 */
+        REGB0 = CALL_abstractmetamodel___MMGlobalClass___is_enum(fra.me.REG[4])(fra.me.REG[4]);
+        if (UNTAG_Bool(REGB0)) {
+          /* ./syntax//mmbuilder.nit:782 */
+          REGB0 = TAG_Int(5);
+          fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB0);
+          if (!once_value_13) {
+            fra.me.REG[5] = BOX_NativeString("Error: Attempt to define a constructor ");
+            REGB0 = TAG_Int(39);
+            fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+            once_value_13 = fra.me.REG[5];
+            register_static_object(&once_value_13);
+          } else fra.me.REG[5] = once_value_13;
+          fra.me.REG[5] = fra.me.REG[5];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+          fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+          if (!once_value_14) {
+            fra.me.REG[5] = BOX_NativeString(" in the enum ");
+            REGB0 = TAG_Int(13);
+            fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+            once_value_14 = fra.me.REG[5];
+            register_static_object(&once_value_14);
+          } else fra.me.REG[5] = once_value_14;
+          fra.me.REG[5] = fra.me.REG[5];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+          fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+          fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+          if (!once_value_15) {
+            fra.me.REG[5] = BOX_NativeString(".");
+            REGB0 = TAG_Int(1);
+            fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+            once_value_15 = fra.me.REG[5];
+            register_static_object(&once_value_15);
+          } else fra.me.REG[5] = once_value_15;
+          fra.me.REG[5] = fra.me.REG[5];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+          fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+          CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
         }
       }
     }
   }
-  variable[8] = CALL_static_type___MMLocalProperty___signature( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::signature*/;
-  variable[8] = TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[8])) { /*if*/
-    variable[8] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[6] /*glob*/)( variable[6] /*glob*/) /*MMGlobalProperty::is_init*/;
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      variable[9] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-      variable[10] = CALL_abstractmetamodel___MMLocalProperty___name( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::name*/;
-      variable[9] = CALL_abstractmetamodel___MMLocalClass___super_methods_named(variable[9])(variable[9], variable[10]) /*MMLocalClass::super_methods_named*/;
-      variable[8] = variable[9];
-      variable[9] = variable[0];
-      CALL_mmbuilder___PPropdef___inherit_signature(variable[9])(variable[9],  variable[1] /*v*/,  variable[2] /*prop*/,  variable[8] /*supers*/) /*PPropdef::inherit_signature*/;
-    }
-    variable[8] = CALL_static_type___MMLocalProperty___signature( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::signature*/;
-    variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    if (UNTAG_Bool(variable[8])) { /*if*/
-    } else { /*if*/
-      variable[8] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[8] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[8])(variable[8]) /*SignatureBuilder::untyped_params*/;
-      variable[8] = CALL_abstract_collection___Collection___is_empty(variable[8])(variable[8]) /*AbstractArray::is_empty*/;
-      if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[8])))) { /*if*/
-        variable[8] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[8] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[8])(variable[8]) /*SignatureBuilder::untyped_params*/;
-        variable[8] = CALL_abstract_collection___Collection___first(variable[8])(variable[8]) /*IndexedCollection::first*/;
-        variable[9] = NEW_String_string___String___with_native(BOX_NativeString("Error: Untyped parameter."), TAG_Int(25)); /*new String*/
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-      } else { /*if*/
-        variable[8] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-        variable[9] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-        variable[9] = CALL_static_type___MMLocalClass___get_type(variable[9])(variable[9]) /*MMLocalClass::get_type*/;
-        variable[10] = NEW_MMSignature_static_type___MMSignature___init(variable[8],  NIT_NULL /*null*/, variable[9]); /*new MMSignature*/
-        variable[8] = variable[10];
-        CALL_static_type___MMLocalProperty___signature__eq( variable[2] /*prop*/)( variable[2] /*prop*/, variable[8]) /*MMLocalProperty::signature=*/;
-        variable[8] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[8] = CALL_mmbuilder___SignatureBuilder___closure_decls(variable[8])(variable[8]) /*SignatureBuilder::closure_decls*/;
-        variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-        if (UNTAG_Bool(variable[8])) { /*if*/
-          variable[8] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-          variable[8] = CALL_mmbuilder___SignatureBuilder___closure_decls(variable[8])(variable[8]) /*SignatureBuilder::closure_decls*/;
-          variable[8] = CALL_abstract_collection___Collection___iterator(variable[8])(variable[8]) /*AbstractArray::iterator*/;
-          while (true) { /*for*/
-            variable[9] = CALL_abstract_collection___Iterator___is_ok(variable[8])(variable[8]) /*ArrayIterator::is_ok*/;
-            if (!UNTAG_Bool(variable[9])) break; /*for*/
-            variable[9] = CALL_abstract_collection___Iterator___item(variable[8])(variable[8]) /*ArrayIterator::item*/;
-            variable[10] = variable[9];
-            variable[11] = CALL_static_type___MMLocalProperty___signature( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::signature*/;
-            variable[11] = CALL_static_type___MMSignature___closures(variable[11])(variable[11]) /*MMSignature::closures*/;
-            variable[12] = CALL_syntax_base___PClosureDecl___variable( variable[10] /*clos*/)( variable[10] /*clos*/) /*AClosureDecl::variable*/;
-            variable[12] = CALL_syntax_base___ClosureVariable___closure(variable[12])(variable[12]) /*ClosureVariable::closure*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[11])(variable[11], variable[12]) /*AbstractArray::add*/;
-            continue_90: while(0);
-            CALL_abstract_collection___Iterator___next(variable[8])(variable[8]) /*ArrayIterator::next*/;
+  /* ./syntax//mmbuilder.nit:785 */
+  fra.me.REG[4] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:786 */
+    REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[3])(fra.me.REG[3]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:787 */
+      fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[4] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___super_methods_named(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+      /* ./syntax//mmbuilder.nit:788 */
+      CALL_mmbuilder___APropdef___inherit_signature(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2], fra.me.REG[4]);
+    }
+    /* ./syntax//mmbuilder.nit:790 */
+    fra.me.REG[4] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      REGB0 = TAG_Bool(true);
+    } else {
+      fra.me.REG[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+      REGB1 = CALL_mmbuilder___SignatureBuilder___has_error_occured(fra.me.REG[4])(fra.me.REG[4]);
+      REGB0 = REGB1;
+    }
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      /* ./syntax//mmbuilder.nit:792 */
+      fra.me.REG[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[4] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[4])(fra.me.REG[4]);
+      REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[4])(fra.me.REG[4]);
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:793 */
+        fra.me.REG[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[4] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[4])(fra.me.REG[4]);
+        fra.me.REG[4] = CALL_abstract_collection___Collection___first(fra.me.REG[4])(fra.me.REG[4]);
+        if (!once_value_16) {
+          fra.me.REG[0] = BOX_NativeString("Error: Untyped parameter.");
+          REGB0 = TAG_Int(25);
+          fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+          once_value_16 = fra.me.REG[0];
+          register_static_object(&once_value_16);
+        } else fra.me.REG[0] = once_value_16;
+        fra.me.REG[0] = fra.me.REG[0];
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[4], fra.me.REG[0]);
+      } else {
+        /* ./syntax//mmbuilder.nit:795 */
+        fra.me.REG[0] = NEW_Array_array___Array___init();
+        fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[4] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[4])(fra.me.REG[4]);
+        fra.me.REG[4] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[0], NIT_NULL, fra.me.REG[4]);
+        CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
+        /* ./syntax//mmbuilder.nit:796 */
+        fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[1])(fra.me.REG[1]);
+        /* ./../lib/standard//collection//array.nit:234 */
+        REGB0 = TAG_Int(0);
+        /* ./../lib/standard//collection//array.nit:235 */
+        REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+        }
+        REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+        /* ./../lib/standard//collection//array.nit:236 */
+        fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[1]);
+        /* ./../lib/standard//collection//array.nit:237 */
+        while(1) {
+          /* ./../lib/standard//collection//array.nit:23 */
+          REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+          if (UNTAG_Bool(REGB1)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+          }
+          REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+          /* ./../lib/standard//collection//array.nit:237 */
+          if (UNTAG_Bool(REGB1)) {
+            /* ./../lib/standard//collection//array.nit:238 */
+            REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+            if (UNTAG_Bool(REGB1)) {
+              nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+            }
+            /* ./../lib/standard//collection//array.nit:654 */
+            fra.me.REG[0] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+            /* ./syntax//mmbuilder.nit:797 */
+            fra.me.REG[3] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+            REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+            if (UNTAG_Bool(REGB1)) {
+              nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 797);
+            }
+            fra.me.REG[3] = CALL_static_type___MMSignature___closures(fra.me.REG[3])(fra.me.REG[3]);
+            fra.me.REG[0] = CALL_syntax_base___AClosureDecl___variable(fra.me.REG[0])(fra.me.REG[0]);
+            fra.me.REG[0] = CALL_syntax_base___ClosureVariable___closure(fra.me.REG[0])(fra.me.REG[0]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[0]);
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB1 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB0 = REGB1;
+          } else {
+            /* ./../lib/standard//collection//array.nit:237 */
+            goto label17;
           }
-          break_90: while(0);
         }
+        label17: while(0);
       }
     }
   }
-  return_label89: while(false);
-  tracehead = trace.prev;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PPropdef___inherit_signature(val_t  self, val_t  param0, val_t  param1, val_t  param2) {
-  struct trace_t trace = {NULL, NULL, 800, LOCATE_mmbuilder___PPropdef___inherit_signature};
-  val_t variable[16];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[6] = CALL_static_type___MMLocalProperty___signature( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::signature*/;
-  variable[5] = variable[6];
-  variable[6] = CALL_abstract_collection___Collection___iterator( variable[3] /*supers*/)( variable[3] /*supers*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___is_ok(variable[6])(variable[6]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[7])) break; /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___item(variable[6])(variable[6]) /*ArrayIterator::item*/;
-    variable[8] = variable[7];
-    variable[10] = CALL_static_type___MMLocalProperty___signature( variable[8] /*ip*/)( variable[8] /*ip*/) /*MMLocalProperty::signature*/;
-    variable[11] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[11] = CALL_static_type___MMLocalClass___get_type(variable[11])(variable[11]) /*MMLocalClass::get_type*/;
-    variable[10] = CALL_static_type___MMSignature___adaptation_to(variable[10])(variable[10], variable[11]) /*MMSignature::adaptation_to*/;
-    variable[9] = variable[10];
-    variable[10] = TAG_Bool(( variable[5] /*s*/ ==  NIT_NULL /*null*/) || (( variable[5] /*s*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[5] /*s*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[5] /*s*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[5] /*s*/)( variable[5] /*s*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[10])) { /*if*/
-      variable[10] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[10] = CALL_mmbuilder___SignatureBuilder___params(variable[10])(variable[10]) /*SignatureBuilder::params*/;
-      variable[10] = CALL_abstract_collection___Collection___length(variable[10])(variable[10]) /*AbstractArray::length*/;
-      variable[11] = CALL_static_type___MMSignature___arity( variable[9] /*isig*/)( variable[9] /*isig*/) /*MMSignature::arity*/;
-      variable[10] = TAG_Bool((variable[10])!=(variable[11]));
-      if (UNTAG_Bool(variable[10])) { /*if*/
-        goto return_label91;
+void mmbuilder___APropdef___inherit_signature(val_t p0, val_t p1, val_t p2, val_t p3){
+  struct {struct stack_frame_t me; val_t MORE_REG[10];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t REGB4;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 803;
+  fra.me.meth = LOCATE_mmbuilder___APropdef___inherit_signature;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 11;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[9] = NIT_NULL;
+  fra.me.REG[10] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  fra.me.REG[3] = p3;
+  /* ./syntax//mmbuilder.nit:805 */
+  fra.me.REG[0] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[3]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:807 */
+      fra.me.REG[5] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[5])(fra.me.REG[5]);
+      fra.me.REG[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[6] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[6])(fra.me.REG[6]);
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 807);
+      }
+      fra.me.REG[6] = CALL_static_type___MMSignature___adaptation_to(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[6]);
+      /* ./syntax//mmbuilder.nit:809 */
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+          REGB2 = TAG_Bool(false);
+          REGB1 = REGB2;
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+          REGB1 = REGB2;
+        }
       }
-      variable[10] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[10] = CALL_mmbuilder___SignatureBuilder___params(variable[10])(variable[10]) /*SignatureBuilder::params*/;
-      variable[10] = CALL_abstract_collection___Collection___iterator(variable[10])(variable[10]) /*AbstractArray::iterator*/;
-      while (true) { /*for*/
-        variable[11] = CALL_abstract_collection___Iterator___is_ok(variable[10])(variable[10]) /*ArrayIterator::is_ok*/;
-        if (!UNTAG_Bool(variable[11])) break; /*for*/
-        variable[11] = CALL_abstract_collection___Iterator___item(variable[10])(variable[10]) /*ArrayIterator::item*/;
-        variable[12] = variable[11];
-        variable[14] = CALL_syntax_base___PParam___position( variable[12] /*p*/)( variable[12] /*p*/) /*PParam::position*/;
-        variable[14] = CALL_static_type___MMSignature_____bra( variable[9] /*isig*/)( variable[9] /*isig*/, variable[14]) /*MMSignature::[]*/;
-        variable[13] = variable[14];
-        CALL_mmbuilder___PParam___stype__eq( variable[12] /*p*/)( variable[12] /*p*/,  variable[13] /*t*/) /*PParam::stype=*/;
-        variable[14] = CALL_syntax_base___PParam___position( variable[12] /*p*/)( variable[12] /*p*/) /*PParam::position*/;
-        variable[15] = CALL_vararg___MMSignature___vararg_rank( variable[9] /*isig*/)( variable[9] /*isig*/) /*MMSignature::vararg_rank*/;
-        variable[14] = TAG_Bool((variable[14])==(variable[15]));
-        if (UNTAG_Bool(variable[14])) { /*if*/
-          variable[14] = CALL_syntax_base___AbsSyntaxVisitor___type_array( variable[1] /*v*/)( variable[1] /*v*/,  variable[13] /*t*/) /*AbsSyntaxVisitor::type_array*/;
-          variable[13] = variable[14] /*t=*/;
+      if (UNTAG_Bool(REGB1)) {
+        /* ./syntax//mmbuilder.nit:810 */
+        fra.me.REG[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[5] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[5])(fra.me.REG[5]);
+        /* ./../lib/standard//collection//array.nit:23 */
+        REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+        }
+        REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+        /* ./syntax//mmbuilder.nit:810 */
+        REGB2 = CALL_static_type___MMSignature___arity(fra.me.REG[6])(fra.me.REG[6]);
+        REGB3 = TAG_Bool(IS_EQUAL_OO(REGB1,REGB2));
+        if (UNTAG_Bool(REGB3)) {
+        } else {
+          /* ./../lib/standard//kernel.nit:207 */
+          REGB2 = TAG_Bool((REGB1)==(REGB2));
+          /* ./syntax//mmbuilder.nit:810 */
+          REGB3 = REGB2;
+        }
+        REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+        if (UNTAG_Bool(REGB3)) {
+          /* ./syntax//mmbuilder.nit:811 */
+          goto label1;
+        }
+        /* ./syntax//mmbuilder.nit:813 */
+        fra.me.REG[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[5] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[5])(fra.me.REG[5]);
+        /* ./../lib/standard//collection//array.nit:234 */
+        REGB3 = TAG_Int(0);
+        /* ./../lib/standard//collection//array.nit:235 */
+        REGB2 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
         }
-        variable[14] = CALL_syntax_base___PParam___variable( variable[12] /*p*/)( variable[12] /*p*/) /*PParam::variable*/;
-        CALL_syntax_base___Variable___stype__eq(variable[14])(variable[14],  variable[13] /*t*/) /*Variable::stype=*/;
-        continue_93: while(0);
-        CALL_abstract_collection___Iterator___next(variable[10])(variable[10]) /*ArrayIterator::next*/;
+        REGB2 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+        /* ./../lib/standard//collection//array.nit:236 */
+        fra.me.REG[7] = ATTR_array___Array____items(fra.me.REG[5]);
+        /* ./../lib/standard//collection//array.nit:237 */
+        while(1) {
+          /* ./../lib/standard//collection//array.nit:23 */
+          REGB2 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+          if (UNTAG_Bool(REGB2)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+          }
+          REGB2 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB2 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB2));
+          /* ./../lib/standard//collection//array.nit:237 */
+          if (UNTAG_Bool(REGB2)) {
+            /* ./../lib/standard//collection//array.nit:238 */
+            REGB2 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+            if (UNTAG_Bool(REGB2)) {
+              nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+            }
+            /* ./../lib/standard//collection//array.nit:654 */
+            fra.me.REG[8] = ((Nit_NativeArray)fra.me.REG[7])->val[UNTAG_Int(REGB3)];
+            /* ./syntax//mmbuilder.nit:814 */
+            REGB2 = CALL_syntax_base___AParam___position(fra.me.REG[8])(fra.me.REG[8]);
+            fra.me.REG[9] = CALL_static_type___MMSignature_____bra(fra.me.REG[6])(fra.me.REG[6], REGB2);
+            /* ./syntax//mmbuilder.nit:815 */
+            CALL_mmbuilder___AParam___stype__eq(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+            /* ./syntax//mmbuilder.nit:816 */
+            REGB2 = CALL_syntax_base___AParam___position(fra.me.REG[8])(fra.me.REG[8]);
+            REGB1 = CALL_vararg___MMSignature___vararg_rank(fra.me.REG[6])(fra.me.REG[6]);
+            REGB4 = TAG_Bool(IS_EQUAL_OO(REGB2,REGB1));
+            if (UNTAG_Bool(REGB4)) {
+            } else {
+              /* ./../lib/standard//kernel.nit:207 */
+              REGB1 = TAG_Bool((REGB2)==(REGB1));
+              /* ./syntax//mmbuilder.nit:816 */
+              REGB4 = REGB1;
+            }
+            if (UNTAG_Bool(REGB4)) {
+              /* ./syntax//mmbuilder.nit:817 */
+              fra.me.REG[10] = CALL_syntax_base___AbsSyntaxVisitor___type_array(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[9]);
+              fra.me.REG[9] = fra.me.REG[10];
+            }
+            /* ./syntax//mmbuilder.nit:819 */
+            fra.me.REG[8] = CALL_syntax_base___AParam___variable(fra.me.REG[8])(fra.me.REG[8]);
+            CALL_syntax_base___Variable___stype__eq(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB4 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB4 = TAG_Int(UNTAG_Int(REGB3)+UNTAG_Int(REGB4));
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB3 = REGB4;
+          } else {
+            /* ./../lib/standard//collection//array.nit:237 */
+            goto label2;
+          }
+        }
+        label2: while(0);
+        /* ./syntax//mmbuilder.nit:822 */
+        fra.me.REG[0] = fra.me.REG[6];
+        /* ./syntax//mmbuilder.nit:823 */
+        CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
       }
-      break_93: while(0);
-      variable[5] =  variable[9] /*isig*/ /*s=*/;
-      CALL_static_type___MMLocalProperty___signature__eq( variable[2] /*prop*/)( variable[2] /*prop*/,  variable[5] /*s*/) /*MMLocalProperty::signature=*/;
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB3 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB3;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label3;
     }
-    continue_92: while(0);
-    CALL_abstract_collection___Iterator___next(variable[6])(variable[6]) /*ArrayIterator::next*/;
   }
-  break_92: while(0);
-  return_label91: while(false);
-  tracehead = trace.prev;
+  label3: while(0);
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PPropdef___do_and_check_redef(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3) {
-  struct trace_t trace = {NULL, NULL, 826, LOCATE_mmbuilder___PPropdef___do_and_check_redef};
-  val_t variable[43];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[4] =  param3;
-  variable[7] = variable[0];
-  variable[7] = TAG_Bool((variable[7]==NIT_NULL) || VAL_ISA(variable[7], COLOR_AConcreteInitPropdef, ID_AConcreteInitPropdef)) /*cast AConcreteInitPropdef*/;
-  variable[6] = variable[7];
-  variable[8] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-  variable[7] = variable[8];
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool( variable[3] /*has_redef*/)))) { /*if*/
-    variable[8] = variable[0];
-    variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: "), TAG_Int(13)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-    variable[12] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-    variable[16] =  variable[2] /*prop*/;
-    variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-    variable[17] = NEW_String_string___String___with_native(BOX_NativeString(" is an inherited property. To redefine it, add the redef keyword."), TAG_Int(65)); /*new String*/
-    variable[18] = variable[17];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-    goto return_label94;
-  }
-  variable[8] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[7] /*glob*/)( variable[7] /*glob*/) /*MMGlobalProperty::is_init*/;
-  variable[9] = variable[8];
-  if (UNTAG_Bool(variable[9])) { /* and */
-    variable[9] =  TAG_Bool(!UNTAG_Bool( variable[6] /*is_init*/));
-  }
-  variable[8] = variable[9];
-  if (UNTAG_Bool(variable[8])) { /*if*/
-    variable[8] = variable[0];
-    variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: A method "), TAG_Int(22)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-    variable[12] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-    variable[16] =  variable[2] /*prop*/;
-    variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-    variable[17] = NEW_String_string___String___with_native(BOX_NativeString(" cannot redefine a constructor."), TAG_Int(31)); /*new String*/
-    variable[18] = variable[17];
-    CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-  } else { /*if*/
-    variable[8] = CALL_abstractmetamodel___MMGlobalProperty___is_init( variable[7] /*glob*/)( variable[7] /*glob*/) /*MMGlobalProperty::is_init*/;
-    variable[8] =  TAG_Bool(!UNTAG_Bool(variable[8]));
-    if (UNTAG_Bool(variable[8])) { /* and */
-      variable[8] =  variable[6] /*is_init*/;
-    }
-    if (UNTAG_Bool(variable[8])) { /*if*/
-      variable[8] = variable[0];
-      variable[9] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-      variable[10] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: A constructor "), TAG_Int(27)); /*new String*/
-      variable[11] = variable[10];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[11]) /*AbstractArray::add*/;
-      variable[12] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-      variable[13] = variable[12];
-      variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[13]) /*AbstractArray::add*/;
-      variable[14] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-      variable[15] = variable[14];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[15]) /*AbstractArray::add*/;
-      variable[16] =  variable[2] /*prop*/;
-      variable[16] = CALL_string___Object___to_s(variable[16])(variable[16]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[16]) /*AbstractArray::add*/;
-      variable[17] = NEW_String_string___String___with_native(BOX_NativeString(" cannot redefine a method."), TAG_Int(26)); /*new String*/
-      variable[18] = variable[17];
-      CALL_abstract_collection___SimpleCollection___add(variable[9])(variable[9], variable[18]) /*AbstractArray::add*/;
-      variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[8], variable[9]) /*AbsSyntaxVisitor::error*/;
-    }
-  }
-  variable[9] = CALL_static_type___MMLocalProperty___signature( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::signature*/;
-  variable[8] = variable[9];
-  variable[9] = CALL_abstractmetamodel___MMLocalProperty___prhe( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::prhe*/;
-  variable[9] = CALL_partial_order___PartialOrderElement___direct_greaters(variable[9])(variable[9]) /*PartialOrderElement::direct_greaters*/;
-  variable[9] = CALL_abstract_collection___Collection___iterator(variable[9])(variable[9]) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[10] = CALL_abstract_collection___Iterator___is_ok(variable[9])(variable[9]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[10])) break; /*for*/
-    variable[10] = CALL_abstract_collection___Iterator___item(variable[9])(variable[9]) /*ArrayIterator::item*/;
-    variable[11] = variable[10];
-    variable[13] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[11] /*i*/)( variable[11] /*i*/) /*MMLocalProperty::local_class*/;
-    variable[14] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-    variable[13] = CALL_abstractmetamodel___MMLocalClass_____bra(variable[13])(variable[13], variable[14]) /*MMLocalClass::[]*/;
-    variable[12] = variable[13];
-    variable[14] = CALL_static_type___MMLocalProperty___signature( variable[11] /*i*/)( variable[11] /*i*/) /*MMLocalProperty::signature*/;
-    variable[15] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[15] = CALL_static_type___MMLocalClass___get_type(variable[15])(variable[15]) /*MMLocalClass::get_type*/;
-    variable[14] = CALL_static_type___MMSignature___adaptation_to(variable[14])(variable[14], variable[15]) /*MMSignature::adaptation_to*/;
-    variable[13] = variable[14];
-    variable[14] = TAG_Bool(( variable[8] /*s*/ ==  NIT_NULL /*null*/) || (( variable[8] /*s*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[8] /*s*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[8] /*s*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[8] /*s*/)( variable[8] /*s*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[14])) { /*if*/
-      variable[14] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[14] = CALL_mmbuilder___SignatureBuilder___params(variable[14])(variable[14]) /*SignatureBuilder::params*/;
-      variable[14] = CALL_abstract_collection___Collection___length(variable[14])(variable[14]) /*AbstractArray::length*/;
-      variable[15] = CALL_static_type___MMSignature___arity( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::arity*/;
-      variable[14] = TAG_Bool((variable[14])!=(variable[15]));
-      if (UNTAG_Bool(variable[14])) { /*if*/
-        variable[14] = variable[0];
-        variable[15] = NEW_Array_array___Array___with_capacity(TAG_Int(11)); /*new Array[String]*/
-        variable[16] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: "), TAG_Int(13)); /*new String*/
-        variable[17] = variable[16];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[17]) /*AbstractArray::add*/;
-        variable[18] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-        variable[19] = variable[18];
-        variable[19] = CALL_string___Object___to_s(variable[19])(variable[19]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[19]) /*AbstractArray::add*/;
-        variable[20] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-        variable[21] = variable[20];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[21]) /*AbstractArray::add*/;
-        variable[22] =  variable[2] /*prop*/;
-        variable[22] = CALL_string___Object___to_s(variable[22])(variable[22]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[22]) /*AbstractArray::add*/;
-        variable[23] = NEW_String_string___String___with_native(BOX_NativeString(" redefines "), TAG_Int(11)); /*new String*/
-        variable[24] = variable[23];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[24]) /*AbstractArray::add*/;
-        variable[25] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-        variable[26] = variable[25];
-        variable[26] = CALL_string___Object___to_s(variable[26])(variable[26]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[26]) /*AbstractArray::add*/;
-        variable[27] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-        variable[28] = variable[27];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[28]) /*AbstractArray::add*/;
-        variable[29] =  variable[12] /*ip*/;
-        variable[29] = CALL_string___Object___to_s(variable[29])(variable[29]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[29]) /*AbstractArray::add*/;
-        variable[30] = NEW_String_string___String___with_native(BOX_NativeString(" with "), TAG_Int(6)); /*new String*/
-        variable[31] = variable[30];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[31]) /*AbstractArray::add*/;
-        variable[32] = CALL_static_type___MMSignature___arity( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::arity*/;
-        variable[33] = variable[32];
-        variable[33] = CALL_string___Object___to_s(variable[33])(variable[33]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[33]) /*AbstractArray::add*/;
-        variable[34] = NEW_String_string___String___with_native(BOX_NativeString(" parameter(s)."), TAG_Int(14)); /*new String*/
-        variable[35] = variable[34];
-        CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[35]) /*AbstractArray::add*/;
-        variable[15] = CALL_string___Object___to_s(variable[15])(variable[15]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[14], variable[15]) /*AbsSyntaxVisitor::error*/;
-        goto return_label94;
+void mmbuilder___APropdef___do_and_check_redef(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4){
+  struct {struct stack_frame_t me; val_t MORE_REG[13];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t REGB4;
+  val_t REGB5;
+  val_t REGB6;
+  val_t REGB7;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+    static val_t once_value_5; /* Once value */
+    static val_t once_value_6; /* Once value */
+    static val_t once_value_7; /* Once value */
+      static val_t once_value_8; /* Once value */
+      static val_t once_value_9; /* Once value */
+      static val_t once_value_10; /* Once value */
+          static val_t once_value_11; /* Once value */
+          static val_t once_value_12; /* Once value */
+          static val_t once_value_13; /* Once value */
+          static val_t once_value_14; /* Once value */
+          static val_t once_value_15; /* Once value */
+          static val_t once_value_16; /* Once value */
+          static val_t once_value_17; /* Once value */
+          static val_t once_value_18; /* Once value */
+          static val_t once_value_19; /* Once value */
+          static val_t once_value_20; /* Once value */
+          static val_t once_value_21; /* Once value */
+          static val_t once_value_22; /* Once value */
+        static val_t once_value_24; /* Once value */
+        static val_t once_value_25; /* Once value */
+        static val_t once_value_26; /* Once value */
+        static val_t once_value_27; /* Once value */
+        static val_t once_value_28; /* Once value */
+        static val_t once_value_29; /* Once value */
+              static val_t once_value_30; /* Once value */
+              static val_t once_value_31; /* Once value */
+              static val_t once_value_32; /* Once value */
+              static val_t once_value_33; /* Once value */
+              static val_t once_value_34; /* Once value */
+              static val_t once_value_35; /* Once value */
+              static val_t once_value_36; /* Once value */
+        static val_t once_value_38; /* Once value */
+        static val_t once_value_39; /* Once value */
+        static val_t once_value_40; /* Once value */
+        static val_t once_value_41; /* Once value */
+        static val_t once_value_42; /* Once value */
+          static val_t once_value_43; /* Once value */
+          static val_t once_value_44; /* Once value */
+          static val_t once_value_45; /* Once value */
+          static val_t once_value_46; /* Once value */
+          static val_t once_value_47; /* Once value */
+            static val_t once_value_48; /* Once value */
+            static val_t once_value_49; /* Once value */
+            static val_t once_value_50; /* Once value */
+            static val_t once_value_51; /* Once value */
+            static val_t once_value_52; /* Once value */
+            static val_t once_value_53; /* Once value */
+            static val_t once_value_54; /* Once value */
+              static val_t once_value_55; /* Once value */
+              static val_t once_value_56; /* Once value */
+              static val_t once_value_57; /* Once value */
+              static val_t once_value_58; /* Once value */
+              static val_t once_value_59; /* Once value */
+		static val_t once_value_60; /* Once value */
+		static val_t once_value_61; /* Once value */
+		static val_t once_value_62; /* Once value */
+		static val_t once_value_63; /* Once value */
+		static val_t once_value_64; /* Once value */
+		static val_t once_value_65; /* Once value */
+		static val_t once_value_66; /* Once value */
+    static val_t once_value_68; /* Once value */
+    static val_t once_value_69; /* Once value */
+    static val_t once_value_70; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 828;
+  fra.me.meth = LOCATE_mmbuilder___APropdef___do_and_check_redef;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 14;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[9] = NIT_NULL;
+  fra.me.REG[10] = NIT_NULL;
+  fra.me.REG[11] = NIT_NULL;
+  fra.me.REG[12] = NIT_NULL;
+  fra.me.REG[13] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = p3;
+  REGB1 = p4;
+  /* ./syntax//mmbuilder.nit:831 */
+  REGB2 = TAG_Bool(VAL_ISA(fra.me.REG[0], COLOR_AConcreteInitPropdef, ID_AConcreteInitPropdef)) /*cast AConcreteInitPropdef*/;
+  /* ./syntax//mmbuilder.nit:832 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:834 */
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:835 */
+    REGB0 = TAG_Int(5);
+    fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_1) {
+      fra.me.REG[5] = BOX_NativeString("Redef error: ");
+      REGB0 = TAG_Int(13);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_1 = fra.me.REG[5];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[5] = once_value_1;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    if (!once_value_2) {
+      fra.me.REG[5] = BOX_NativeString("::");
+      REGB0 = TAG_Int(2);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_2 = fra.me.REG[5];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[5] = once_value_2;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    if (!once_value_3) {
+      fra.me.REG[5] = BOX_NativeString(" is an inherited property. To redefine it, add the redef keyword.");
+      REGB0 = TAG_Int(65);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_3 = fra.me.REG[5];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[5] = once_value_3;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+    /* ./syntax//mmbuilder.nit:836 */
+    goto label4;
+  }
+  /* ./syntax//mmbuilder.nit:838 */
+  REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[3])(fra.me.REG[3]);
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB2));
+  } else {
+    REGB3 = TAG_Bool(false);
+    REGB0 = REGB3;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:839 */
+    REGB0 = TAG_Int(5);
+    fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_5) {
+      fra.me.REG[5] = BOX_NativeString("Redef error: A method ");
+      REGB0 = TAG_Int(22);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_5 = fra.me.REG[5];
+      register_static_object(&once_value_5);
+    } else fra.me.REG[5] = once_value_5;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    if (!once_value_6) {
+      fra.me.REG[5] = BOX_NativeString("::");
+      REGB0 = TAG_Int(2);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_6 = fra.me.REG[5];
+      register_static_object(&once_value_6);
+    } else fra.me.REG[5] = once_value_6;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    if (!once_value_7) {
+      fra.me.REG[5] = BOX_NativeString(" cannot redefine a constructor.");
+      REGB0 = TAG_Int(31);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_7 = fra.me.REG[5];
+      register_static_object(&once_value_7);
+    } else fra.me.REG[5] = once_value_7;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+  } else {
+    /* ./syntax//mmbuilder.nit:840 */
+    REGB0 = CALL_abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[3])(fra.me.REG[3]);
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB0 = TAG_Bool(false);
+      REGB2 = REGB0;
+    }
+    if (UNTAG_Bool(REGB2)) {
+      /* ./syntax//mmbuilder.nit:841 */
+      REGB2 = TAG_Int(5);
+      fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB2);
+      if (!once_value_8) {
+        fra.me.REG[5] = BOX_NativeString("Redef error: A constructor ");
+        REGB2 = TAG_Int(27);
+        fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB2);
+        once_value_8 = fra.me.REG[5];
+        register_static_object(&once_value_8);
+      } else fra.me.REG[5] = once_value_8;
+      fra.me.REG[5] = fra.me.REG[5];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      if (!once_value_9) {
+        fra.me.REG[5] = BOX_NativeString("::");
+        REGB2 = TAG_Int(2);
+        fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB2);
+        once_value_9 = fra.me.REG[5];
+        register_static_object(&once_value_9);
+      } else fra.me.REG[5] = once_value_9;
+      fra.me.REG[5] = fra.me.REG[5];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      fra.me.REG[5] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      if (!once_value_10) {
+        fra.me.REG[5] = BOX_NativeString(" cannot redefine a method.");
+        REGB2 = TAG_Int(26);
+        fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB2);
+        once_value_10 = fra.me.REG[5];
+        register_static_object(&once_value_10);
+      } else fra.me.REG[5] = once_value_10;
+      fra.me.REG[5] = fra.me.REG[5];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+      fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+      CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+    }
+  }
+  /* ./syntax//mmbuilder.nit:844 */
+  fra.me.REG[4] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:846 */
+  fra.me.REG[5] = CALL_abstractmetamodel___MMLocalProperty___prhe(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[5] = CALL_partial_order___PartialOrderElement___direct_greaters(fra.me.REG[5])(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB2 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[6] = ATTR_array___Array____items(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB0 = TAG_Bool(UNTAG_Int(REGB2)<UNTAG_Int(REGB0));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB0)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB0 = TAG_Bool(fra.me.REG[6]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
       }
-      variable[14] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[14] = CALL_mmbuilder___SignatureBuilder___params(variable[14])(variable[14]) /*SignatureBuilder::params*/;
-      variable[14] = CALL_abstract_collection___Collection___iterator(variable[14])(variable[14]) /*AbstractArray::iterator*/;
-      while (true) { /*for*/
-        variable[15] = CALL_abstract_collection___Iterator___is_ok(variable[14])(variable[14]) /*ArrayIterator::is_ok*/;
-        if (!UNTAG_Bool(variable[15])) break; /*for*/
-        variable[15] = CALL_abstract_collection___Iterator___item(variable[14])(variable[14]) /*ArrayIterator::item*/;
-        variable[16] = variable[15];
-        variable[18] = CALL_syntax_base___PParam___position( variable[16] /*p*/)( variable[16] /*p*/) /*PParam::position*/;
-        variable[18] = CALL_static_type___MMSignature_____bra( variable[13] /*isig*/)( variable[13] /*isig*/, variable[18]) /*MMSignature::[]*/;
-        variable[17] = variable[18];
-        CALL_mmbuilder___PParam___stype__eq( variable[16] /*p*/)( variable[16] /*p*/,  variable[17] /*t*/) /*PParam::stype=*/;
-        variable[18] = CALL_syntax_base___PParam___position( variable[16] /*p*/)( variable[16] /*p*/) /*PParam::position*/;
-        variable[19] = CALL_vararg___MMSignature___vararg_rank( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::vararg_rank*/;
-        variable[18] = TAG_Bool((variable[18])==(variable[19]));
-        if (UNTAG_Bool(variable[18])) { /*if*/
-          variable[18] = CALL_syntax_base___AbsSyntaxVisitor___type_array( variable[1] /*v*/)( variable[1] /*v*/,  variable[17] /*t*/) /*AbsSyntaxVisitor::type_array*/;
-          variable[17] = variable[18] /*t=*/;
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[7] = ((Nit_NativeArray)fra.me.REG[6])->val[UNTAG_Int(REGB2)];
+      /* ./syntax//mmbuilder.nit:847 */
+      fra.me.REG[8] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[7])(fra.me.REG[7]);
+      fra.me.REG[9] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[9] = CALL_abstractmetamodel___MMLocalClass_____bra(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+      /* ./syntax//mmbuilder.nit:848 */
+      fra.me.REG[7] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[7])(fra.me.REG[7]);
+      fra.me.REG[8] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[8] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[8])(fra.me.REG[8]);
+      REGB0 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 848);
+      }
+      fra.me.REG[8] = CALL_static_type___MMSignature___adaptation_to(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[8]);
+      /* ./syntax//mmbuilder.nit:850 */
+      REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB3 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+          REGB3 = TAG_Bool(false);
+          REGB0 = REGB3;
+        } else {
+          REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+          REGB0 = REGB3;
         }
-        variable[18] = CALL_syntax_base___PParam___variable( variable[16] /*p*/)( variable[16] /*p*/) /*PParam::variable*/;
-        CALL_syntax_base___Variable___stype__eq(variable[18])(variable[18],  variable[17] /*t*/) /*Variable::stype=*/;
-        continue_96: while(0);
-        CALL_abstract_collection___Iterator___next(variable[14])(variable[14]) /*ArrayIterator::next*/;
       }
-      break_96: while(0);
-      variable[8] =  variable[13] /*isig*/ /*s=*/;
-      CALL_static_type___MMLocalProperty___signature__eq( variable[2] /*prop*/)( variable[2] /*prop*/,  variable[8] /*s*/) /*MMLocalProperty::signature=*/;
-    }
-    variable[14] = CALL_static_type___MMSignature___arity( variable[8] /*s*/)( variable[8] /*s*/) /*MMSignature::arity*/;
-    variable[15] = CALL_static_type___MMSignature___arity( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::arity*/;
-    variable[14] = TAG_Bool((variable[14])!=(variable[15]));
-    if (UNTAG_Bool(variable[14])) { /*if*/
-      variable[14] = variable[0];
-      variable[15] = NEW_Array_array___Array___with_capacity(TAG_Int(11)); /*new Array[String]*/
-      variable[16] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: "), TAG_Int(13)); /*new String*/
-      variable[17] = variable[16];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[17]) /*AbstractArray::add*/;
-      variable[18] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-      variable[19] = variable[18];
-      variable[19] = CALL_string___Object___to_s(variable[19])(variable[19]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[19]) /*AbstractArray::add*/;
-      variable[20] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-      variable[21] = variable[20];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[21]) /*AbstractArray::add*/;
-      variable[22] =  variable[2] /*prop*/;
-      variable[22] = CALL_string___Object___to_s(variable[22])(variable[22]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[22]) /*AbstractArray::add*/;
-      variable[23] = NEW_String_string___String___with_native(BOX_NativeString(" redefines "), TAG_Int(11)); /*new String*/
-      variable[24] = variable[23];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[24]) /*AbstractArray::add*/;
-      variable[25] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-      variable[26] = variable[25];
-      variable[26] = CALL_string___Object___to_s(variable[26])(variable[26]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[26]) /*AbstractArray::add*/;
-      variable[27] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-      variable[28] = variable[27];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[28]) /*AbstractArray::add*/;
-      variable[29] =  variable[12] /*ip*/;
-      variable[29] = CALL_string___Object___to_s(variable[29])(variable[29]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[29]) /*AbstractArray::add*/;
-      variable[30] = NEW_String_string___String___with_native(BOX_NativeString(" with "), TAG_Int(6)); /*new String*/
-      variable[31] = variable[30];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[31]) /*AbstractArray::add*/;
-      variable[32] = CALL_static_type___MMSignature___arity( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::arity*/;
-      variable[33] = variable[32];
-      variable[33] = CALL_string___Object___to_s(variable[33])(variable[33]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[33]) /*AbstractArray::add*/;
-      variable[34] = NEW_String_string___String___with_native(BOX_NativeString(" parameter(s)."), TAG_Int(14)); /*new String*/
-      variable[35] = variable[34];
-      CALL_abstract_collection___SimpleCollection___add(variable[15])(variable[15], variable[35]) /*AbstractArray::add*/;
-      variable[15] = CALL_string___Object___to_s(variable[15])(variable[15]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[14], variable[15]) /*AbsSyntaxVisitor::error*/;
-    } else { /*if*/
-      variable[14] = CALL_static_type___MMSignature___arity( variable[8] /*s*/)( variable[8] /*s*/) /*MMSignature::arity*/;
-      variable[15] = NEW_Range_range___Range___without_last( TAG_Int(0), variable[14]); /*new Range[Int]*/
-      variable[14] = variable[15];
-      variable[14] = CALL_abstract_collection___Collection___iterator(variable[14])(variable[14]) /*Range::iterator*/;
-      while (true) { /*for*/
-        variable[15] = CALL_abstract_collection___Iterator___is_ok(variable[14])(variable[14]) /*Iterator::is_ok*/;
-        if (!UNTAG_Bool(variable[15])) break; /*for*/
-        variable[15] = CALL_abstract_collection___Iterator___item(variable[14])(variable[14]) /*Iterator::item*/;
-        variable[16] = variable[15];
-        variable[17] = CALL_static_type___MMSignature_____bra( variable[8] /*s*/)( variable[8] /*s*/,  variable[16] /*i*/) /*MMSignature::[]*/;
-        variable[18] = CALL_static_type___MMSignature_____bra( variable[13] /*isig*/)( variable[13] /*isig*/,  variable[16] /*i*/) /*MMSignature::[]*/;
-        variable[17] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[17] == variable[18]) || ((variable[17] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[17])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[17],variable[18])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[17])(variable[17], variable[18]) /*Object::==*/)))))));
-        if (UNTAG_Bool(variable[17])) { /*if*/
-          variable[17] = variable[0];
-          variable[18] = NEW_Array_array___Array___with_capacity(TAG_Int(13)); /*new Array[String]*/
-          variable[19] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: Expected "), TAG_Int(22)); /*new String*/
-          variable[20] = variable[19];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[20]) /*AbstractArray::add*/;
-          variable[21] = CALL_static_type___MMSignature_____bra( variable[13] /*isig*/)( variable[13] /*isig*/,  variable[16] /*i*/) /*MMSignature::[]*/;
-          variable[22] = variable[21];
-          variable[22] = CALL_string___Object___to_s(variable[22])(variable[22]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[22]) /*AbstractArray::add*/;
-          variable[23] = NEW_String_string___String___with_native(BOX_NativeString(" (as in "), TAG_Int(8)); /*new String*/
-          variable[24] = variable[23];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[24]) /*AbstractArray::add*/;
-          variable[25] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-          variable[26] = variable[25];
-          variable[26] = CALL_string___Object___to_s(variable[26])(variable[26]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[26]) /*AbstractArray::add*/;
-          variable[27] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-          variable[28] = variable[27];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[28]) /*AbstractArray::add*/;
-          variable[29] =  variable[12] /*ip*/;
-          variable[29] = CALL_string___Object___to_s(variable[29])(variable[29]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[29]) /*AbstractArray::add*/;
-          variable[30] = NEW_String_string___String___with_native(BOX_NativeString("), got "), TAG_Int(7)); /*new String*/
-          variable[31] = variable[30];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[31]) /*AbstractArray::add*/;
-          variable[32] = CALL_static_type___MMSignature_____bra( variable[8] /*s*/)( variable[8] /*s*/,  variable[16] /*i*/) /*MMSignature::[]*/;
-          variable[33] = variable[32];
-          variable[33] = CALL_string___Object___to_s(variable[33])(variable[33]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[33]) /*AbstractArray::add*/;
-          variable[34] = NEW_String_string___String___with_native(BOX_NativeString(" in "), TAG_Int(4)); /*new String*/
-          variable[35] = variable[34];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[35]) /*AbstractArray::add*/;
-          variable[36] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-          variable[37] = variable[36];
-          variable[37] = CALL_string___Object___to_s(variable[37])(variable[37]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[37]) /*AbstractArray::add*/;
-          variable[38] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-          variable[39] = variable[38];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[39]) /*AbstractArray::add*/;
-          variable[40] =  variable[2] /*prop*/;
-          variable[40] = CALL_string___Object___to_s(variable[40])(variable[40]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[40]) /*AbstractArray::add*/;
-          variable[41] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-          variable[42] = variable[41];
-          CALL_abstract_collection___SimpleCollection___add(variable[18])(variable[18], variable[42]) /*AbstractArray::add*/;
-          variable[18] = CALL_string___Object___to_s(variable[18])(variable[18]) /*Object::to_s*/;
-          CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[17], variable[18]) /*AbsSyntaxVisitor::error*/;
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:852 */
+        fra.me.REG[7] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[7] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[7])(fra.me.REG[7]);
+        /* ./../lib/standard//collection//array.nit:23 */
+        REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+        }
+        REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[7]);
+        /* ./syntax//mmbuilder.nit:852 */
+        REGB3 = CALL_static_type___MMSignature___arity(fra.me.REG[8])(fra.me.REG[8]);
+        REGB4 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB3));
+        if (UNTAG_Bool(REGB4)) {
+        } else {
+          /* ./../lib/standard//kernel.nit:207 */
+          REGB3 = TAG_Bool((REGB0)==(REGB3));
+          /* ./syntax//mmbuilder.nit:852 */
+          REGB4 = REGB3;
+        }
+        REGB4 = TAG_Bool(!UNTAG_Bool(REGB4));
+        if (UNTAG_Bool(REGB4)) {
+          /* ./syntax//mmbuilder.nit:853 */
+          REGB4 = TAG_Int(11);
+          fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB4);
+          if (!once_value_11) {
+            fra.me.REG[10] = BOX_NativeString("Redef error: ");
+            REGB4 = TAG_Int(13);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_11 = fra.me.REG[10];
+            register_static_object(&once_value_11);
+          } else fra.me.REG[10] = once_value_11;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_12) {
+            fra.me.REG[10] = BOX_NativeString("::");
+            REGB4 = TAG_Int(2);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_12 = fra.me.REG[10];
+            register_static_object(&once_value_12);
+          } else fra.me.REG[10] = once_value_12;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_13) {
+            fra.me.REG[10] = BOX_NativeString(" redefines ");
+            REGB4 = TAG_Int(11);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_13 = fra.me.REG[10];
+            register_static_object(&once_value_13);
+          } else fra.me.REG[10] = once_value_13;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_14) {
+            fra.me.REG[10] = BOX_NativeString("::");
+            REGB4 = TAG_Int(2);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_14 = fra.me.REG[10];
+            register_static_object(&once_value_14);
+          } else fra.me.REG[10] = once_value_14;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_15) {
+            fra.me.REG[10] = BOX_NativeString(" with ");
+            REGB4 = TAG_Int(6);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_15 = fra.me.REG[10];
+            register_static_object(&once_value_15);
+          } else fra.me.REG[10] = once_value_15;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          REGB4 = CALL_static_type___MMSignature___arity(fra.me.REG[8])(fra.me.REG[8]);
+          fra.me.REG[10] = CALL_string___Object___to_s(REGB4)(REGB4);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_16) {
+            fra.me.REG[10] = BOX_NativeString(" parameter(s).");
+            REGB4 = TAG_Int(14);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+            once_value_16 = fra.me.REG[10];
+            register_static_object(&once_value_16);
+          } else fra.me.REG[10] = once_value_16;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+          CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[7]);
+          /* ./syntax//mmbuilder.nit:854 */
+          goto label4;
+        }
+        /* ./syntax//mmbuilder.nit:856 */
+        fra.me.REG[7] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[7] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[7])(fra.me.REG[7]);
+        /* ./../lib/standard//collection//array.nit:23 */
+        REGB4 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
+        if (UNTAG_Bool(REGB4)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+        }
+        REGB4 = ATTR_array___AbstractArrayRead____length(fra.me.REG[7]);
+        /* ./syntax//mmbuilder.nit:856 */
+        fra.me.REG[7] = CALL_static_type___MMSignature___closures(fra.me.REG[8])(fra.me.REG[8]);
+        /* ./../lib/standard//collection//array.nit:23 */
+        REGB3 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+        }
+        REGB3 = ATTR_array___AbstractArrayRead____length(fra.me.REG[7]);
+        /* ./syntax//mmbuilder.nit:856 */
+        REGB0 = TAG_Bool(IS_EQUAL_OO(REGB4,REGB3));
+        if (UNTAG_Bool(REGB0)) {
+        } else {
+          /* ./../lib/standard//kernel.nit:207 */
+          REGB3 = TAG_Bool((REGB4)==(REGB3));
+          /* ./syntax//mmbuilder.nit:856 */
+          REGB0 = REGB3;
+        }
+        REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+        if (UNTAG_Bool(REGB0)) {
+          /* ./syntax//mmbuilder.nit:857 */
+          REGB0 = TAG_Int(11);
+          fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB0);
+          if (!once_value_17) {
+            fra.me.REG[10] = BOX_NativeString("Redef error: ");
+            REGB0 = TAG_Int(13);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_17 = fra.me.REG[10];
+            register_static_object(&once_value_17);
+          } else fra.me.REG[10] = once_value_17;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_18) {
+            fra.me.REG[10] = BOX_NativeString("::");
+            REGB0 = TAG_Int(2);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_18 = fra.me.REG[10];
+            register_static_object(&once_value_18);
+          } else fra.me.REG[10] = once_value_18;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_19) {
+            fra.me.REG[10] = BOX_NativeString(" redefines ");
+            REGB0 = TAG_Int(11);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_19 = fra.me.REG[10];
+            register_static_object(&once_value_19);
+          } else fra.me.REG[10] = once_value_19;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_20) {
+            fra.me.REG[10] = BOX_NativeString("::");
+            REGB0 = TAG_Int(2);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_20 = fra.me.REG[10];
+            register_static_object(&once_value_20);
+          } else fra.me.REG[10] = once_value_20;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_21) {
+            fra.me.REG[10] = BOX_NativeString(" with ");
+            REGB0 = TAG_Int(6);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_21 = fra.me.REG[10];
+            register_static_object(&once_value_21);
+          } else fra.me.REG[10] = once_value_21;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          REGB0 = CALL_static_type___MMSignature___arity(fra.me.REG[8])(fra.me.REG[8]);
+          fra.me.REG[10] = CALL_string___Object___to_s(REGB0)(REGB0);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          if (!once_value_22) {
+            fra.me.REG[10] = BOX_NativeString(" closure(s).");
+            REGB0 = TAG_Int(12);
+            fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB0);
+            once_value_22 = fra.me.REG[10];
+            register_static_object(&once_value_22);
+          } else fra.me.REG[10] = once_value_22;
+          fra.me.REG[10] = fra.me.REG[10];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+          fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+          CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[7]);
+          /* ./syntax//mmbuilder.nit:858 */
+          goto label4;
+        }
+        /* ./syntax//mmbuilder.nit:860 */
+        fra.me.REG[7] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[1])(fra.me.REG[1]);
+        fra.me.REG[7] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[7])(fra.me.REG[7]);
+        /* ./../lib/standard//collection//array.nit:234 */
+        REGB0 = TAG_Int(0);
+        /* ./../lib/standard//collection//array.nit:235 */
+        REGB3 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+        }
+        REGB3 = ATTR_array___AbstractArrayRead____length(fra.me.REG[7]);
+        /* ./../lib/standard//collection//array.nit:236 */
+        fra.me.REG[10] = ATTR_array___Array____items(fra.me.REG[7]);
+        /* ./../lib/standard//collection//array.nit:237 */
+        while(1) {
+          /* ./../lib/standard//collection//array.nit:23 */
+          REGB3 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
+          if (UNTAG_Bool(REGB3)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+          }
+          REGB3 = ATTR_array___AbstractArrayRead____length(fra.me.REG[7]);
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB3 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB3));
+          /* ./../lib/standard//collection//array.nit:237 */
+          if (UNTAG_Bool(REGB3)) {
+            /* ./../lib/standard//collection//array.nit:238 */
+            REGB3 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+            if (UNTAG_Bool(REGB3)) {
+              nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+            }
+            /* ./../lib/standard//collection//array.nit:654 */
+            fra.me.REG[11] = ((Nit_NativeArray)fra.me.REG[10])->val[UNTAG_Int(REGB0)];
+            /* ./syntax//mmbuilder.nit:861 */
+            REGB3 = CALL_syntax_base___AParam___position(fra.me.REG[11])(fra.me.REG[11]);
+            fra.me.REG[12] = CALL_static_type___MMSignature_____bra(fra.me.REG[8])(fra.me.REG[8], REGB3);
+            /* ./syntax//mmbuilder.nit:862 */
+            CALL_mmbuilder___AParam___stype__eq(fra.me.REG[11])(fra.me.REG[11], fra.me.REG[12]);
+            /* ./syntax//mmbuilder.nit:863 */
+            REGB3 = CALL_syntax_base___AParam___position(fra.me.REG[11])(fra.me.REG[11]);
+            REGB4 = CALL_vararg___MMSignature___vararg_rank(fra.me.REG[8])(fra.me.REG[8]);
+            REGB5 = TAG_Bool(IS_EQUAL_OO(REGB3,REGB4));
+            if (UNTAG_Bool(REGB5)) {
+            } else {
+              /* ./../lib/standard//kernel.nit:207 */
+              REGB4 = TAG_Bool((REGB3)==(REGB4));
+              /* ./syntax//mmbuilder.nit:863 */
+              REGB5 = REGB4;
+            }
+            if (UNTAG_Bool(REGB5)) {
+              /* ./syntax//mmbuilder.nit:864 */
+              fra.me.REG[13] = CALL_syntax_base___AbsSyntaxVisitor___type_array(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[12]);
+              fra.me.REG[12] = fra.me.REG[13];
+            }
+            /* ./syntax//mmbuilder.nit:866 */
+            fra.me.REG[11] = CALL_syntax_base___AParam___variable(fra.me.REG[11])(fra.me.REG[11]);
+            CALL_syntax_base___Variable___stype__eq(fra.me.REG[11])(fra.me.REG[11], fra.me.REG[12]);
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB5 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB5 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB5));
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB0 = REGB5;
+          } else {
+            /* ./../lib/standard//collection//array.nit:237 */
+            goto label23;
+          }
+        }
+        label23: while(0);
+        /* ./syntax//mmbuilder.nit:868 */
+        fra.me.REG[4] = fra.me.REG[8];
+        /* ./syntax//mmbuilder.nit:869 */
+        CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
+      }
+      /* ./syntax//mmbuilder.nit:873 */
+      fra.me.REG[10] = CALL_syntax_base___AbsSyntaxVisitor___tc(fra.me.REG[1])(fra.me.REG[1]);
+      REGB0 = CALL_mmloader___ToolContext___error_count(fra.me.REG[10])(fra.me.REG[10]);
+      /* ./syntax//mmbuilder.nit:881 */
+      REGB5 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB5)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 881);
+      }
+      REGB5 = CALL_static_type___MMSignature___arity(fra.me.REG[4])(fra.me.REG[4]);
+      REGB4 = CALL_static_type___MMSignature___arity(fra.me.REG[8])(fra.me.REG[8]);
+      REGB3 = TAG_Bool(IS_EQUAL_OO(REGB5,REGB4));
+      if (UNTAG_Bool(REGB3)) {
+      } else {
+        /* ./../lib/standard//kernel.nit:207 */
+        REGB4 = TAG_Bool((REGB5)==(REGB4));
+        /* ./syntax//mmbuilder.nit:881 */
+        REGB3 = REGB4;
+      }
+      REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+      if (UNTAG_Bool(REGB3)) {
+        /* ./syntax//mmbuilder.nit:882 */
+        REGB3 = TAG_Int(11);
+        fra.me.REG[10] = NEW_Array_array___Array___with_capacity(REGB3);
+        if (!once_value_24) {
+          fra.me.REG[7] = BOX_NativeString("Redef error: ");
+          REGB3 = TAG_Int(13);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_24 = fra.me.REG[7];
+          register_static_object(&once_value_24);
+        } else fra.me.REG[7] = once_value_24;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        if (!once_value_25) {
+          fra.me.REG[7] = BOX_NativeString("::");
+          REGB3 = TAG_Int(2);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_25 = fra.me.REG[7];
+          register_static_object(&once_value_25);
+        } else fra.me.REG[7] = once_value_25;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        if (!once_value_26) {
+          fra.me.REG[7] = BOX_NativeString(" redefines ");
+          REGB3 = TAG_Int(11);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_26 = fra.me.REG[7];
+          register_static_object(&once_value_26);
+        } else fra.me.REG[7] = once_value_26;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        fra.me.REG[7] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+        fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        if (!once_value_27) {
+          fra.me.REG[7] = BOX_NativeString("::");
+          REGB3 = TAG_Int(2);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_27 = fra.me.REG[7];
+          register_static_object(&once_value_27);
+        } else fra.me.REG[7] = once_value_27;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        if (!once_value_28) {
+          fra.me.REG[7] = BOX_NativeString(" with ");
+          REGB3 = TAG_Int(6);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_28 = fra.me.REG[7];
+          register_static_object(&once_value_28);
+        } else fra.me.REG[7] = once_value_28;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        REGB3 = CALL_static_type___MMSignature___arity(fra.me.REG[8])(fra.me.REG[8]);
+        fra.me.REG[7] = CALL_string___Object___to_s(REGB3)(REGB3);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        if (!once_value_29) {
+          fra.me.REG[7] = BOX_NativeString(" parameter(s).");
+          REGB3 = TAG_Int(14);
+          fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB3);
+          once_value_29 = fra.me.REG[7];
+          register_static_object(&once_value_29);
+        } else fra.me.REG[7] = once_value_29;
+        fra.me.REG[7] = fra.me.REG[7];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+        fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[10]);
+      } else {
+        /* ./syntax//mmbuilder.nit:884 */
+        REGB3 = TAG_Int(0);
+        REGB4 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+        if (UNTAG_Bool(REGB4)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 884);
+        }
+        REGB4 = CALL_static_type___MMSignature___arity(fra.me.REG[4])(fra.me.REG[4]);
+        /* ./../lib/standard//kernel.nit:332 */
+        while(1) {
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB5 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB4));
+          /* ./../lib/standard//kernel.nit:332 */
+          if (UNTAG_Bool(REGB5)) {
+            /* ./syntax//mmbuilder.nit:884 */
+            REGB5 = REGB3;
+            /* ./syntax//mmbuilder.nit:885 */
+            REGB6 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+            if (UNTAG_Bool(REGB6)) {
+              nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 885);
+            }
+            fra.me.REG[10] = CALL_static_type___MMSignature_____bra(fra.me.REG[4])(fra.me.REG[4], REGB5);
+            fra.me.REG[7] = CALL_static_type___MMSignature_____bra(fra.me.REG[8])(fra.me.REG[8], REGB5);
+            REGB6 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[10],fra.me.REG[7]));
+            if (UNTAG_Bool(REGB6)) {
+            } else {
+              REGB7 = CALL_kernel___Object_____eqeq(fra.me.REG[10])(fra.me.REG[10], fra.me.REG[7]);
+              REGB6 = REGB7;
+            }
+            REGB6 = TAG_Bool(!UNTAG_Bool(REGB6));
+            if (UNTAG_Bool(REGB6)) {
+              /* ./syntax//mmbuilder.nit:886 */
+              REGB6 = TAG_Int(13);
+              fra.me.REG[7] = NEW_Array_array___Array___with_capacity(REGB6);
+              if (!once_value_30) {
+		fra.me.REG[10] = BOX_NativeString("Redef error: Expected ");
+		REGB6 = TAG_Int(22);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB6);
+		once_value_30 = fra.me.REG[10];
+		register_static_object(&once_value_30);
+              } else fra.me.REG[10] = once_value_30;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[10] = CALL_static_type___MMSignature_____bra(fra.me.REG[8])(fra.me.REG[8], REGB5);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_31) {
+		fra.me.REG[10] = BOX_NativeString(" (as in ");
+		REGB6 = TAG_Int(8);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB6);
+		once_value_31 = fra.me.REG[10];
+		register_static_object(&once_value_31);
+              } else fra.me.REG[10] = once_value_31;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_32) {
+		fra.me.REG[10] = BOX_NativeString("::");
+		REGB6 = TAG_Int(2);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB6);
+		once_value_32 = fra.me.REG[10];
+		register_static_object(&once_value_32);
+              } else fra.me.REG[10] = once_value_32;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_33) {
+		fra.me.REG[10] = BOX_NativeString("), got ");
+		REGB6 = TAG_Int(7);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB6);
+		once_value_33 = fra.me.REG[10];
+		register_static_object(&once_value_33);
+              } else fra.me.REG[10] = once_value_33;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              REGB6 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+              if (UNTAG_Bool(REGB6)) {
+		nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 886);
+              }
+              fra.me.REG[10] = CALL_static_type___MMSignature_____bra(fra.me.REG[4])(fra.me.REG[4], REGB5);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_34) {
+		fra.me.REG[10] = BOX_NativeString(" in ");
+		REGB5 = TAG_Int(4);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB5);
+		once_value_34 = fra.me.REG[10];
+		register_static_object(&once_value_34);
+              } else fra.me.REG[10] = once_value_34;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_35) {
+		fra.me.REG[10] = BOX_NativeString("::");
+		REGB5 = TAG_Int(2);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB5);
+		once_value_35 = fra.me.REG[10];
+		register_static_object(&once_value_35);
+              } else fra.me.REG[10] = once_value_35;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              if (!once_value_36) {
+		fra.me.REG[10] = BOX_NativeString(".");
+		REGB5 = TAG_Int(1);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB5);
+		once_value_36 = fra.me.REG[10];
+		register_static_object(&once_value_36);
+              } else fra.me.REG[10] = once_value_36;
+              fra.me.REG[10] = fra.me.REG[10];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+              fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+              CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[7]);
+            }
+            /* ./../lib/standard//kernel.nit:334 */
+            REGB5 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB5 = TAG_Int(UNTAG_Int(REGB3)+UNTAG_Int(REGB5));
+            /* ./../lib/standard//kernel.nit:334 */
+            REGB3 = REGB5;
+          } else {
+            /* ./../lib/standard//kernel.nit:332 */
+            goto label37;
+          }
+        }
+        label37: while(0);
+      }
+      /* ./syntax//mmbuilder.nit:891 */
+      REGB3 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB3)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 891);
+      }
+      fra.me.REG[7] = CALL_static_type___MMSignature___return_type(fra.me.REG[4])(fra.me.REG[4]);
+      /* ./syntax//mmbuilder.nit:892 */
+      fra.me.REG[10] = CALL_static_type___MMSignature___return_type(fra.me.REG[8])(fra.me.REG[8]);
+      /* ./syntax//mmbuilder.nit:893 */
+      REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+      if (UNTAG_Bool(REGB3)) {
+      } else {
+        REGB4 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+        if (UNTAG_Bool(REGB4)) {
+          REGB4 = TAG_Bool(false);
+          REGB3 = REGB4;
+        } else {
+          REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], NIT_NULL);
+          REGB3 = REGB4;
         }
-        continue_97: while(0);
-        CALL_abstract_collection___Iterator___next(variable[14])(variable[14]) /*Iterator::next*/;
       }
-      break_97: while(0);
-    }
-    variable[15] = CALL_static_type___MMSignature___return_type( variable[8] /*s*/)( variable[8] /*s*/) /*MMSignature::return_type*/;
-    variable[14] = variable[15];
-    variable[16] = CALL_static_type___MMSignature___return_type( variable[13] /*isig*/)( variable[13] /*isig*/) /*MMSignature::return_type*/;
-    variable[15] = variable[16];
-    variable[16] = TAG_Bool(( variable[14] /*srt*/ ==  NIT_NULL /*null*/) || (( variable[14] /*srt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[14] /*srt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[14] /*srt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[14] /*srt*/)( variable[14] /*srt*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-    variable[17] = variable[16];
-    if (UNTAG_Bool(variable[17])) { /* and */
-      variable[17] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[15] /*isrt*/ ==  NIT_NULL /*null*/) || (( variable[15] /*isrt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[15] /*isrt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)( variable[15] /*isrt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-    }
-    variable[16] = variable[17];
-    if (UNTAG_Bool(variable[16])) { /*if*/
-      variable[16] = variable[0];
-      variable[17] = NEW_Array_array___Array___with_capacity(TAG_Int(9)); /*new Array[String]*/
-      variable[18] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: The procedure "), TAG_Int(27)); /*new String*/
-      variable[19] = variable[18];
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[19]) /*AbstractArray::add*/;
-      variable[20] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-      variable[21] = variable[20];
-      variable[21] = CALL_string___Object___to_s(variable[21])(variable[21]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[21]) /*AbstractArray::add*/;
-      variable[22] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-      variable[23] = variable[22];
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[23]) /*AbstractArray::add*/;
-      variable[24] =  variable[2] /*prop*/;
-      variable[24] = CALL_string___Object___to_s(variable[24])(variable[24]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[24]) /*AbstractArray::add*/;
-      variable[25] = NEW_String_string___String___with_native(BOX_NativeString(" redefines the function "), TAG_Int(24)); /*new String*/
-      variable[26] = variable[25];
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[26]) /*AbstractArray::add*/;
-      variable[27] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-      variable[28] = variable[27];
-      variable[28] = CALL_string___Object___to_s(variable[28])(variable[28]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[28]) /*AbstractArray::add*/;
-      variable[29] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-      variable[30] = variable[29];
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[30]) /*AbstractArray::add*/;
-      variable[31] =  variable[12] /*ip*/;
-      variable[31] = CALL_string___Object___to_s(variable[31])(variable[31]) /*Object::to_s*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[31]) /*AbstractArray::add*/;
-      variable[32] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-      variable[33] = variable[32];
-      CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[33]) /*AbstractArray::add*/;
-      variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[16], variable[17]) /*AbsSyntaxVisitor::error*/;
-    } else { /*if*/
-      variable[16] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[14] /*srt*/ ==  NIT_NULL /*null*/) || (( variable[14] /*srt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[14] /*srt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[14] /*srt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[14] /*srt*/)( variable[14] /*srt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-      variable[17] = variable[16];
-      if (UNTAG_Bool(variable[17])) { /* and */
-        variable[17] = TAG_Bool(( variable[15] /*isrt*/ ==  NIT_NULL /*null*/) || (( variable[15] /*isrt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[15] /*isrt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)( variable[15] /*isrt*/,  NIT_NULL /*null*/) /*Object::==*/)))));
+      if (UNTAG_Bool(REGB3)) {
+        REGB3 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+        } else {
+          REGB4 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+          if (UNTAG_Bool(REGB4)) {
+            REGB4 = TAG_Bool(false);
+            REGB3 = REGB4;
+          } else {
+            REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[10])(fra.me.REG[10], NIT_NULL);
+            REGB3 = REGB4;
+          }
+        }
+        REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+      } else {
+        REGB4 = TAG_Bool(false);
+        REGB3 = REGB4;
       }
-      variable[16] = variable[17];
-      if (UNTAG_Bool(variable[16])) { /*if*/
-        variable[16] = variable[0];
-        variable[17] = NEW_Array_array___Array___with_capacity(TAG_Int(9)); /*new Array[String]*/
-        variable[18] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: The function "), TAG_Int(26)); /*new String*/
-        variable[19] = variable[18];
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[19]) /*AbstractArray::add*/;
-        variable[20] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-        variable[21] = variable[20];
-        variable[21] = CALL_string___Object___to_s(variable[21])(variable[21]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[21]) /*AbstractArray::add*/;
-        variable[22] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-        variable[23] = variable[22];
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[23]) /*AbstractArray::add*/;
-        variable[24] =  variable[2] /*prop*/;
-        variable[24] = CALL_string___Object___to_s(variable[24])(variable[24]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[24]) /*AbstractArray::add*/;
-        variable[25] = NEW_String_string___String___with_native(BOX_NativeString(" redefines the procedure "), TAG_Int(25)); /*new String*/
-        variable[26] = variable[25];
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[26]) /*AbstractArray::add*/;
-        variable[27] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-        variable[28] = variable[27];
-        variable[28] = CALL_string___Object___to_s(variable[28])(variable[28]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[28]) /*AbstractArray::add*/;
-        variable[29] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-        variable[30] = variable[29];
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[30]) /*AbstractArray::add*/;
-        variable[31] =  variable[12] /*ip*/;
-        variable[31] = CALL_string___Object___to_s(variable[31])(variable[31]) /*Object::to_s*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[31]) /*AbstractArray::add*/;
-        variable[32] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-        variable[33] = variable[32];
-        CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[33]) /*AbstractArray::add*/;
-        variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-        CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[16], variable[17]) /*AbsSyntaxVisitor::error*/;
-      } else { /*if*/
-        variable[16] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[14] /*srt*/ ==  NIT_NULL /*null*/) || (( variable[14] /*srt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[14] /*srt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[14] /*srt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[14] /*srt*/)( variable[14] /*srt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-        variable[17] = variable[16];
-        if (UNTAG_Bool(variable[17])) { /* and */
-          variable[17] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[15] /*isrt*/ ==  NIT_NULL /*null*/) || (( variable[15] /*isrt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[15] /*isrt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)( variable[15] /*isrt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
+      if (UNTAG_Bool(REGB3)) {
+        /* ./syntax//mmbuilder.nit:894 */
+        REGB3 = TAG_Int(9);
+        fra.me.REG[12] = NEW_Array_array___Array___with_capacity(REGB3);
+        if (!once_value_38) {
+          fra.me.REG[11] = BOX_NativeString("Redef error: The procedure ");
+          REGB3 = TAG_Int(27);
+          fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+          once_value_38 = fra.me.REG[11];
+          register_static_object(&once_value_38);
+        } else fra.me.REG[11] = once_value_38;
+        fra.me.REG[11] = fra.me.REG[11];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        if (!once_value_39) {
+          fra.me.REG[11] = BOX_NativeString("::");
+          REGB3 = TAG_Int(2);
+          fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+          once_value_39 = fra.me.REG[11];
+          register_static_object(&once_value_39);
+        } else fra.me.REG[11] = once_value_39;
+        fra.me.REG[11] = fra.me.REG[11];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        if (!once_value_40) {
+          fra.me.REG[11] = BOX_NativeString(" redefines the function ");
+          REGB3 = TAG_Int(24);
+          fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+          once_value_40 = fra.me.REG[11];
+          register_static_object(&once_value_40);
+        } else fra.me.REG[11] = once_value_40;
+        fra.me.REG[11] = fra.me.REG[11];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+        fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        if (!once_value_41) {
+          fra.me.REG[11] = BOX_NativeString("::");
+          REGB3 = TAG_Int(2);
+          fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+          once_value_41 = fra.me.REG[11];
+          register_static_object(&once_value_41);
+        } else fra.me.REG[11] = once_value_41;
+        fra.me.REG[11] = fra.me.REG[11];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        if (!once_value_42) {
+          fra.me.REG[11] = BOX_NativeString(".");
+          REGB3 = TAG_Int(1);
+          fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+          once_value_42 = fra.me.REG[11];
+          register_static_object(&once_value_42);
+        } else fra.me.REG[11] = once_value_42;
+        fra.me.REG[11] = fra.me.REG[11];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+        fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[12])(fra.me.REG[12]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[12]);
+      } else {
+        /* ./syntax//mmbuilder.nit:895 */
+        REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+        } else {
+          REGB4 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+          if (UNTAG_Bool(REGB4)) {
+            REGB4 = TAG_Bool(false);
+            REGB3 = REGB4;
+          } else {
+            REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], NIT_NULL);
+            REGB3 = REGB4;
+          }
         }
-        variable[16] = variable[17];
-        variable[17] = variable[16];
-        if (UNTAG_Bool(variable[17])) { /* and */
-          variable[17] = CALL_static_type___MMType_____l( variable[14] /*srt*/)( variable[14] /*srt*/,  variable[15] /*isrt*/) /*MMType::<*/;
-          variable[17] =  TAG_Bool(!UNTAG_Bool(variable[17]));
+        REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+        if (UNTAG_Bool(REGB3)) {
+          REGB3 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+          if (UNTAG_Bool(REGB3)) {
+          } else {
+            REGB4 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+            if (UNTAG_Bool(REGB4)) {
+              REGB4 = TAG_Bool(false);
+              REGB3 = REGB4;
+            } else {
+              REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[10])(fra.me.REG[10], NIT_NULL);
+              REGB3 = REGB4;
+            }
+          }
+        } else {
+          REGB4 = TAG_Bool(false);
+          REGB3 = REGB4;
         }
-        variable[16] = variable[17];
-        if (UNTAG_Bool(variable[16])) { /*if*/
-          variable[16] = variable[0];
-          variable[17] = NEW_Array_array___Array___with_capacity(TAG_Int(13)); /*new Array[String]*/
-          variable[18] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: Expected "), TAG_Int(22)); /*new String*/
-          variable[19] = variable[18];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[19]) /*AbstractArray::add*/;
-          variable[20] =  variable[15] /*isrt*/;
-          variable[20] = CALL_string___Object___to_s(variable[20])(variable[20]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[20]) /*AbstractArray::add*/;
-          variable[21] = NEW_String_string___String___with_native(BOX_NativeString(" (as in "), TAG_Int(8)); /*new String*/
-          variable[22] = variable[21];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[22]) /*AbstractArray::add*/;
-          variable[23] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-          variable[24] = variable[23];
-          variable[24] = CALL_string___Object___to_s(variable[24])(variable[24]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[24]) /*AbstractArray::add*/;
-          variable[25] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-          variable[26] = variable[25];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[26]) /*AbstractArray::add*/;
-          variable[27] =  variable[12] /*ip*/;
-          variable[27] = CALL_string___Object___to_s(variable[27])(variable[27]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[27]) /*AbstractArray::add*/;
-          variable[28] = NEW_String_string___String___with_native(BOX_NativeString("), got "), TAG_Int(7)); /*new String*/
-          variable[29] = variable[28];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[29]) /*AbstractArray::add*/;
-          variable[30] =  variable[14] /*srt*/;
-          variable[30] = CALL_string___Object___to_s(variable[30])(variable[30]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[30]) /*AbstractArray::add*/;
-          variable[31] = NEW_String_string___String___with_native(BOX_NativeString(" in "), TAG_Int(4)); /*new String*/
-          variable[32] = variable[31];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[32]) /*AbstractArray::add*/;
-          variable[33] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-          variable[34] = variable[33];
-          variable[34] = CALL_string___Object___to_s(variable[34])(variable[34]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[34]) /*AbstractArray::add*/;
-          variable[35] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-          variable[36] = variable[35];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[36]) /*AbstractArray::add*/;
-          variable[37] =  variable[2] /*prop*/;
-          variable[37] = CALL_string___Object___to_s(variable[37])(variable[37]) /*Object::to_s*/;
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[37]) /*AbstractArray::add*/;
-          variable[38] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-          variable[39] = variable[38];
-          CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[39]) /*AbstractArray::add*/;
-          variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-          CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[16], variable[17]) /*AbsSyntaxVisitor::error*/;
-        } else { /*if*/
-          variable[16] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[14] /*srt*/ ==  NIT_NULL /*null*/) || (( variable[14] /*srt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[14] /*srt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[14] /*srt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[14] /*srt*/)( variable[14] /*srt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
-          variable[17] = variable[16];
-          if (UNTAG_Bool(variable[17])) { /* and */
-            variable[17] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[15] /*isrt*/ ==  NIT_NULL /*null*/) || (( variable[15] /*isrt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[15] /*isrt*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[15] /*isrt*/)( variable[15] /*isrt*/,  NIT_NULL /*null*/) /*Object::==*/)))))));
+        if (UNTAG_Bool(REGB3)) {
+          /* ./syntax//mmbuilder.nit:896 */
+          REGB3 = TAG_Int(9);
+          fra.me.REG[12] = NEW_Array_array___Array___with_capacity(REGB3);
+          if (!once_value_43) {
+            fra.me.REG[11] = BOX_NativeString("Redef error: The function ");
+            REGB3 = TAG_Int(26);
+            fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+            once_value_43 = fra.me.REG[11];
+            register_static_object(&once_value_43);
+          } else fra.me.REG[11] = once_value_43;
+          fra.me.REG[11] = fra.me.REG[11];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+          fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          if (!once_value_44) {
+            fra.me.REG[11] = BOX_NativeString("::");
+            REGB3 = TAG_Int(2);
+            fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+            once_value_44 = fra.me.REG[11];
+            register_static_object(&once_value_44);
+          } else fra.me.REG[11] = once_value_44;
+          fra.me.REG[11] = fra.me.REG[11];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          if (!once_value_45) {
+            fra.me.REG[11] = BOX_NativeString(" redefines the procedure ");
+            REGB3 = TAG_Int(25);
+            fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+            once_value_45 = fra.me.REG[11];
+            register_static_object(&once_value_45);
+          } else fra.me.REG[11] = once_value_45;
+          fra.me.REG[11] = fra.me.REG[11];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+          fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          if (!once_value_46) {
+            fra.me.REG[11] = BOX_NativeString("::");
+            REGB3 = TAG_Int(2);
+            fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+            once_value_46 = fra.me.REG[11];
+            register_static_object(&once_value_46);
+          } else fra.me.REG[11] = once_value_46;
+          fra.me.REG[11] = fra.me.REG[11];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          if (!once_value_47) {
+            fra.me.REG[11] = BOX_NativeString(".");
+            REGB3 = TAG_Int(1);
+            fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+            once_value_47 = fra.me.REG[11];
+            register_static_object(&once_value_47);
+          } else fra.me.REG[11] = once_value_47;
+          fra.me.REG[11] = fra.me.REG[11];
+          CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+          fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[12])(fra.me.REG[12]);
+          CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[12]);
+        } else {
+          /* ./syntax//mmbuilder.nit:897 */
+          REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+          if (UNTAG_Bool(REGB3)) {
+          } else {
+            REGB4 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+            if (UNTAG_Bool(REGB4)) {
+              REGB4 = TAG_Bool(false);
+              REGB3 = REGB4;
+            } else {
+              REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], NIT_NULL);
+              REGB3 = REGB4;
+            }
           }
-          variable[16] = variable[17];
-          variable[17] = variable[16];
-          if (UNTAG_Bool(variable[17])) { /* and */
-            variable[17] = TAG_Bool(!UNTAG_Bool(TAG_Bool(( variable[14] /*srt*/ ==  variable[15] /*isrt*/) || (( variable[14] /*srt*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[14] /*srt*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[14] /*srt*/, variable[15] /*isrt*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[14] /*srt*/)( variable[14] /*srt*/,  variable[15] /*isrt*/) /*Object::==*/)))))));
+          REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+          if (UNTAG_Bool(REGB3)) {
+            REGB3 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+            if (UNTAG_Bool(REGB3)) {
+            } else {
+              REGB4 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+              if (UNTAG_Bool(REGB4)) {
+		REGB4 = TAG_Bool(false);
+		REGB3 = REGB4;
+              } else {
+		REGB4 = CALL_kernel___Object_____eqeq(fra.me.REG[10])(fra.me.REG[10], NIT_NULL);
+		REGB3 = REGB4;
+              }
+            }
+            REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+          } else {
+            REGB4 = TAG_Bool(false);
+            REGB3 = REGB4;
           }
-          variable[16] = variable[17];
-          variable[17] = variable[16];
-          if (UNTAG_Bool(variable[17])) { /* and */
-            variable[17] = TAG_Bool(( variable[2] /*prop*/==NIT_NULL) || VAL_ISA( variable[2] /*prop*/, COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
+          if (UNTAG_Bool(REGB3)) {
+            REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+            if (UNTAG_Bool(REGB3)) {
+              nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 897);
+            }
+            REGB3 = CALL_static_type___MMType_____l(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+            REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+          } else {
+            REGB4 = TAG_Bool(false);
+            REGB3 = REGB4;
           }
-          variable[16] = variable[17];
-          if (UNTAG_Bool(variable[16])) { /*if*/
-            variable[16] = variable[0];
-            variable[17] = NEW_Array_array___Array___with_capacity(TAG_Int(13)); /*new Array[String]*/
-            variable[18] = NEW_String_string___String___with_native(BOX_NativeString("Redef warning: Expected "), TAG_Int(24)); /*new String*/
-            variable[19] = variable[18];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[19]) /*AbstractArray::add*/;
-            variable[20] =  variable[15] /*isrt*/;
-            variable[20] = CALL_string___Object___to_s(variable[20])(variable[20]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[20]) /*AbstractArray::add*/;
-            variable[21] = NEW_String_string___String___with_native(BOX_NativeString(" (as in "), TAG_Int(8)); /*new String*/
-            variable[22] = variable[21];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[22]) /*AbstractArray::add*/;
-            variable[23] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[12] /*ip*/)( variable[12] /*ip*/) /*MMLocalProperty::local_class*/;
-            variable[24] = variable[23];
-            variable[24] = CALL_string___Object___to_s(variable[24])(variable[24]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[24]) /*AbstractArray::add*/;
-            variable[25] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-            variable[26] = variable[25];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[26]) /*AbstractArray::add*/;
-            variable[27] =  variable[12] /*ip*/;
-            variable[27] = CALL_string___Object___to_s(variable[27])(variable[27]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[27]) /*AbstractArray::add*/;
-            variable[28] = NEW_String_string___String___with_native(BOX_NativeString("), got "), TAG_Int(7)); /*new String*/
-            variable[29] = variable[28];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[29]) /*AbstractArray::add*/;
-            variable[30] =  variable[14] /*srt*/;
-            variable[30] = CALL_string___Object___to_s(variable[30])(variable[30]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[30]) /*AbstractArray::add*/;
-            variable[31] = NEW_String_string___String___with_native(BOX_NativeString(" in "), TAG_Int(4)); /*new String*/
-            variable[32] = variable[31];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[32]) /*AbstractArray::add*/;
-            variable[33] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-            variable[34] = variable[33];
-            variable[34] = CALL_string___Object___to_s(variable[34])(variable[34]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[34]) /*AbstractArray::add*/;
-            variable[35] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-            variable[36] = variable[35];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[36]) /*AbstractArray::add*/;
-            variable[37] =  variable[2] /*prop*/;
-            variable[37] = CALL_string___Object___to_s(variable[37])(variable[37]) /*Object::to_s*/;
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[37]) /*AbstractArray::add*/;
-            variable[38] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-            variable[39] = variable[38];
-            CALL_abstract_collection___SimpleCollection___add(variable[17])(variable[17], variable[39]) /*AbstractArray::add*/;
-            variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-            CALL_syntax_base___AbsSyntaxVisitor___warning( variable[1] /*v*/)( variable[1] /*v*/, variable[16], variable[17]) /*AbsSyntaxVisitor::warning*/;
+          if (UNTAG_Bool(REGB3)) {
+            /* ./syntax//mmbuilder.nit:898 */
+            REGB3 = TAG_Int(13);
+            fra.me.REG[12] = NEW_Array_array___Array___with_capacity(REGB3);
+            if (!once_value_48) {
+              fra.me.REG[11] = BOX_NativeString("Redef error: Expected ");
+              REGB3 = TAG_Int(22);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_48 = fra.me.REG[11];
+              register_static_object(&once_value_48);
+            } else fra.me.REG[11] = once_value_48;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_49) {
+              fra.me.REG[11] = BOX_NativeString(" (as in ");
+              REGB3 = TAG_Int(8);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_49 = fra.me.REG[11];
+              register_static_object(&once_value_49);
+            } else fra.me.REG[11] = once_value_49;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_50) {
+              fra.me.REG[11] = BOX_NativeString("::");
+              REGB3 = TAG_Int(2);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_50 = fra.me.REG[11];
+              register_static_object(&once_value_50);
+            } else fra.me.REG[11] = once_value_50;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_51) {
+              fra.me.REG[11] = BOX_NativeString("), got ");
+              REGB3 = TAG_Int(7);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_51 = fra.me.REG[11];
+              register_static_object(&once_value_51);
+            } else fra.me.REG[11] = once_value_51;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_52) {
+              fra.me.REG[11] = BOX_NativeString(" in ");
+              REGB3 = TAG_Int(4);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_52 = fra.me.REG[11];
+              register_static_object(&once_value_52);
+            } else fra.me.REG[11] = once_value_52;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[11])(fra.me.REG[11]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_53) {
+              fra.me.REG[11] = BOX_NativeString("::");
+              REGB3 = TAG_Int(2);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_53 = fra.me.REG[11];
+              register_static_object(&once_value_53);
+            } else fra.me.REG[11] = once_value_53;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[11] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            if (!once_value_54) {
+              fra.me.REG[11] = BOX_NativeString(".");
+              REGB3 = TAG_Int(1);
+              fra.me.REG[11] = NEW_String_string___String___with_native(fra.me.REG[11], REGB3);
+              once_value_54 = fra.me.REG[11];
+              register_static_object(&once_value_54);
+            } else fra.me.REG[11] = once_value_54;
+            fra.me.REG[11] = fra.me.REG[11];
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[12])(fra.me.REG[12], fra.me.REG[11]);
+            fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[12])(fra.me.REG[12]);
+            CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[12]);
+          } else {
+            /* ./syntax//mmbuilder.nit:899 */
+            REGB3 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+            if (UNTAG_Bool(REGB3)) {
+              nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 899);
+            }
+            REGB3 = CALL_static_type___MMSignature_____l(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[8]);
+            REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
+            if (UNTAG_Bool(REGB3)) {
+              fra.me.REG[8] = CALL_syntax_base___AbsSyntaxVisitor___tc(fra.me.REG[1])(fra.me.REG[1]);
+              REGB3 = CALL_mmloader___ToolContext___error_count(fra.me.REG[8])(fra.me.REG[8]);
+              REGB4 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB3));
+              if (UNTAG_Bool(REGB4)) {
+              } else {
+		/* ./../lib/standard//kernel.nit:207 */
+		REGB3 = TAG_Bool((REGB0)==(REGB3));
+		/* ./syntax//mmbuilder.nit:899 */
+		REGB4 = REGB3;
+              }
+            } else {
+              REGB3 = TAG_Bool(false);
+              REGB4 = REGB3;
+            }
+            if (UNTAG_Bool(REGB4)) {
+              /* ./syntax//mmbuilder.nit:901 */
+              REGB4 = TAG_Int(9);
+              fra.me.REG[8] = NEW_Array_array___Array___with_capacity(REGB4);
+              if (!once_value_55) {
+		fra.me.REG[12] = BOX_NativeString("Redef error: Incompatible redefinition of ");
+		REGB4 = TAG_Int(42);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_55 = fra.me.REG[12];
+		register_static_object(&once_value_55);
+              } else fra.me.REG[12] = once_value_55;
+              fra.me.REG[12] = fra.me.REG[12];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              fra.me.REG[12] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+              fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[12])(fra.me.REG[12]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              if (!once_value_56) {
+		fra.me.REG[12] = BOX_NativeString("::");
+		REGB4 = TAG_Int(2);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_56 = fra.me.REG[12];
+		register_static_object(&once_value_56);
+              } else fra.me.REG[12] = once_value_56;
+              fra.me.REG[12] = fra.me.REG[12];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              if (!once_value_57) {
+		fra.me.REG[12] = BOX_NativeString(" with ");
+		REGB4 = TAG_Int(6);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_57 = fra.me.REG[12];
+		register_static_object(&once_value_57);
+              } else fra.me.REG[12] = once_value_57;
+              fra.me.REG[12] = fra.me.REG[12];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              fra.me.REG[12] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+              fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[12])(fra.me.REG[12]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              if (!once_value_58) {
+		fra.me.REG[12] = BOX_NativeString("::");
+		REGB4 = TAG_Int(2);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_58 = fra.me.REG[12];
+		register_static_object(&once_value_58);
+              } else fra.me.REG[12] = once_value_58;
+              fra.me.REG[12] = fra.me.REG[12];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              fra.me.REG[12] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              if (!once_value_59) {
+		fra.me.REG[12] = BOX_NativeString("");
+		REGB4 = TAG_Int(0);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_59 = fra.me.REG[12];
+		register_static_object(&once_value_59);
+              } else fra.me.REG[12] = once_value_59;
+              fra.me.REG[12] = fra.me.REG[12];
+              CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+              fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+              CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[8]);
+            } else {
+              /* ./syntax//mmbuilder.nit:902 */
+              REGB4 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+              if (UNTAG_Bool(REGB4)) {
+              } else {
+		REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+		if (UNTAG_Bool(REGB3)) {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+		} else {
+		REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], NIT_NULL);
+		REGB4 = REGB3;
+		}
+              }
+              REGB4 = TAG_Bool(!UNTAG_Bool(REGB4));
+              if (UNTAG_Bool(REGB4)) {
+		REGB4 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+		if (UNTAG_Bool(REGB4)) {
+		} else {
+		REGB3 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
+		if (UNTAG_Bool(REGB3)) {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+		} else {
+		REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[10])(fra.me.REG[10], NIT_NULL);
+		REGB4 = REGB3;
+		}
+		}
+		REGB4 = TAG_Bool(!UNTAG_Bool(REGB4));
+              } else {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+              }
+              if (UNTAG_Bool(REGB4)) {
+		REGB4 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[7],fra.me.REG[10]));
+		if (UNTAG_Bool(REGB4)) {
+		} else {
+		REGB3 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
+		if (UNTAG_Bool(REGB3)) {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+		} else {
+		REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+		REGB4 = REGB3;
+		}
+		}
+		REGB4 = TAG_Bool(!UNTAG_Bool(REGB4));
+              } else {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+              }
+              if (UNTAG_Bool(REGB4)) {
+		REGB4 = TAG_Bool(VAL_ISA(fra.me.REG[2], COLOR_MMAttribute, ID_MMAttribute)) /*cast MMAttribute*/;
+              } else {
+		REGB3 = TAG_Bool(false);
+		REGB4 = REGB3;
+              }
+              if (UNTAG_Bool(REGB4)) {
+		/* ./syntax//mmbuilder.nit:904 */
+		REGB4 = TAG_Int(13);
+		fra.me.REG[8] = NEW_Array_array___Array___with_capacity(REGB4);
+		if (!once_value_60) {
+		fra.me.REG[12] = BOX_NativeString("Redef warning: Expected ");
+		REGB4 = TAG_Int(24);
+		fra.me.REG[12] = NEW_String_string___String___with_native(fra.me.REG[12], REGB4);
+		once_value_60 = fra.me.REG[12];
+		register_static_object(&once_value_60);
+		} else fra.me.REG[12] = once_value_60;
+		fra.me.REG[12] = fra.me.REG[12];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[12]);
+		fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[10]);
+		if (!once_value_61) {
+		fra.me.REG[10] = BOX_NativeString(" (as in ");
+		REGB4 = TAG_Int(8);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+		once_value_61 = fra.me.REG[10];
+		register_static_object(&once_value_61);
+		} else fra.me.REG[10] = once_value_61;
+		fra.me.REG[10] = fra.me.REG[10];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[10]);
+		fra.me.REG[10] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[9])(fra.me.REG[9]);
+		fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[10])(fra.me.REG[10]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[10]);
+		if (!once_value_62) {
+		fra.me.REG[10] = BOX_NativeString("::");
+		REGB4 = TAG_Int(2);
+		fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB4);
+		once_value_62 = fra.me.REG[10];
+		register_static_object(&once_value_62);
+		} else fra.me.REG[10] = once_value_62;
+		fra.me.REG[10] = fra.me.REG[10];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[10]);
+		fra.me.REG[9] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+		if (!once_value_63) {
+		fra.me.REG[9] = BOX_NativeString("), got ");
+		REGB4 = TAG_Int(7);
+		fra.me.REG[9] = NEW_String_string___String___with_native(fra.me.REG[9], REGB4);
+		once_value_63 = fra.me.REG[9];
+		register_static_object(&once_value_63);
+		} else fra.me.REG[9] = once_value_63;
+		fra.me.REG[9] = fra.me.REG[9];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[9]);
+		fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		if (!once_value_64) {
+		fra.me.REG[7] = BOX_NativeString(" in ");
+		REGB4 = TAG_Int(4);
+		fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB4);
+		once_value_64 = fra.me.REG[7];
+		register_static_object(&once_value_64);
+		} else fra.me.REG[7] = once_value_64;
+		fra.me.REG[7] = fra.me.REG[7];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		fra.me.REG[7] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+		fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[7])(fra.me.REG[7]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		if (!once_value_65) {
+		fra.me.REG[7] = BOX_NativeString("::");
+		REGB4 = TAG_Int(2);
+		fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB4);
+		once_value_65 = fra.me.REG[7];
+		register_static_object(&once_value_65);
+		} else fra.me.REG[7] = once_value_65;
+		fra.me.REG[7] = fra.me.REG[7];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		fra.me.REG[7] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		if (!once_value_66) {
+		fra.me.REG[7] = BOX_NativeString(".");
+		REGB4 = TAG_Int(1);
+		fra.me.REG[7] = NEW_String_string___String___with_native(fra.me.REG[7], REGB4);
+		once_value_66 = fra.me.REG[7];
+		register_static_object(&once_value_66);
+		} else fra.me.REG[7] = once_value_66;
+		fra.me.REG[7] = fra.me.REG[7];
+		CALL_abstract_collection___SimpleCollection___add(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[7]);
+		fra.me.REG[8] = CALL_string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
+		CALL_syntax_base___AbsSyntaxVisitor___warning(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[8]);
+              }
+            }
           }
         }
       }
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB4 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB4 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB4));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB2 = REGB4;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label67;
     }
-    continue_95: while(0);
-    CALL_abstract_collection___Iterator___next(variable[9])(variable[9]) /*ArrayIterator::next*/;
-  }
-  break_95: while(0);
-  variable[9] = TAG_Bool(( variable[4] /*visibility_level*/)!=( TAG_Int(1)));
-  variable[10] = variable[9];
-  if (UNTAG_Bool(variable[10])) { /* and */
-    variable[10] = CALL_abstractmetamodel___MMGlobalProperty___visibility_level( variable[7] /*glob*/)( variable[7] /*glob*/) /*MMGlobalProperty::visibility_level*/;
-    variable[10] = TAG_Bool((variable[10])!=( variable[4] /*visibility_level*/));
-  }
-  variable[9] = variable[10];
-  if (UNTAG_Bool(variable[9])) { /*if*/
-    variable[9] = variable[0];
-    variable[10] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[11] = NEW_String_string___String___with_native(BOX_NativeString("Redef error: "), TAG_Int(13)); /*new String*/
-    variable[12] = variable[11];
-    CALL_abstract_collection___SimpleCollection___add(variable[10])(variable[10], variable[12]) /*AbstractArray::add*/;
-    variable[13] = CALL_abstractmetamodel___MMLocalProperty___local_class( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::local_class*/;
-    variable[14] = variable[13];
-    variable[14] = CALL_string___Object___to_s(variable[14])(variable[14]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[10])(variable[10], variable[14]) /*AbstractArray::add*/;
-    variable[15] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-    variable[16] = variable[15];
-    CALL_abstract_collection___SimpleCollection___add(variable[10])(variable[10], variable[16]) /*AbstractArray::add*/;
-    variable[17] =  variable[2] /*prop*/;
-    variable[17] = CALL_string___Object___to_s(variable[17])(variable[17]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[10])(variable[10], variable[17]) /*AbstractArray::add*/;
-    variable[18] = NEW_String_string___String___with_native(BOX_NativeString(" redefinition cannot change visibility."), TAG_Int(39)); /*new String*/
-    variable[19] = variable[18];
-    CALL_abstract_collection___SimpleCollection___add(variable[10])(variable[10], variable[19]) /*AbstractArray::add*/;
-    variable[10] = CALL_string___Object___to_s(variable[10])(variable[10]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[9], variable[10]) /*AbsSyntaxVisitor::error*/;
-  }
-  variable[9] = variable[0];
-  variable[10] = CALL_syntax_base___AbsSyntaxVisitor___module( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::module*/;
-  CALL_syntax_base___MMGlobalProperty___check_visibility( variable[7] /*glob*/)( variable[7] /*glob*/,  variable[1] /*v*/, variable[9], variable[10],  TAG_Bool(true)) /*MMGlobalProperty::check_visibility*/;
-  return_label94: while(false);
-  tracehead = trace.prev;
-  return;
-}
-void mmbuilder___AAttrPropdef___accept_abs_syntax_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 953, LOCATE_mmbuilder___AAttrPropdef___accept_abs_syntax_visitor};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___AAttrPropdef___prop(variable[3])(variable[3]) /*AAttrPropdef::prop*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[3]) /*AbsSyntaxVisitor::local_property=*/;
-  CALL_SUPER_mmbuilder___AAttrPropdef___accept_abs_syntax_visitor(variable[0])(variable[0], variable[1]) /*super AAttrPropdef::accept_abs_syntax_visitor*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/) /*AbsSyntaxVisitor::local_property=*/;
-  return_label98: while(false);
-  tracehead = trace.prev;
+  }
+  label67: while(0);
+  /* ./syntax//mmbuilder.nit:908 */
+  REGB2 = TAG_Int(1);
+  REGB4 = TAG_Bool(IS_EQUAL_OO(REGB1,REGB2));
+  if (UNTAG_Bool(REGB4)) {
+  } else {
+    /* ./../lib/standard//kernel.nit:207 */
+    REGB2 = TAG_Bool((REGB1)==(REGB2));
+    /* ./syntax//mmbuilder.nit:908 */
+    REGB4 = REGB2;
+  }
+  REGB4 = TAG_Bool(!UNTAG_Bool(REGB4));
+  if (UNTAG_Bool(REGB4)) {
+    REGB4 = CALL_abstractmetamodel___MMGlobalProperty___visibility_level(fra.me.REG[3])(fra.me.REG[3]);
+    REGB2 = TAG_Bool(IS_EQUAL_OO(REGB4,REGB1));
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      /* ./../lib/standard//kernel.nit:207 */
+      REGB1 = TAG_Bool((REGB4)==(REGB1));
+      /* ./syntax//mmbuilder.nit:908 */
+      REGB2 = REGB1;
+    }
+    REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
+  } else {
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:909 */
+    REGB2 = TAG_Int(5);
+    fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB2);
+    if (!once_value_68) {
+      fra.me.REG[6] = BOX_NativeString("Redef error: ");
+      REGB2 = TAG_Int(13);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB2);
+      once_value_68 = fra.me.REG[6];
+      register_static_object(&once_value_68);
+    } else fra.me.REG[6] = once_value_68;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[6]);
+    fra.me.REG[6] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[6] = CALL_string___Object___to_s(fra.me.REG[6])(fra.me.REG[6]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[6]);
+    if (!once_value_69) {
+      fra.me.REG[6] = BOX_NativeString("::");
+      REGB2 = TAG_Int(2);
+      fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB2);
+      once_value_69 = fra.me.REG[6];
+      register_static_object(&once_value_69);
+    } else fra.me.REG[6] = once_value_69;
+    fra.me.REG[6] = fra.me.REG[6];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[6]);
+    fra.me.REG[2] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[2]);
+    if (!once_value_70) {
+      fra.me.REG[2] = BOX_NativeString(" redefinition cannot change visibility.");
+      REGB2 = TAG_Int(39);
+      fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB2);
+      once_value_70 = fra.me.REG[2];
+      register_static_object(&once_value_70);
+    } else fra.me.REG[2] = once_value_70;
+    fra.me.REG[2] = fra.me.REG[2];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[2]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+  }
+  /* ./syntax//mmbuilder.nit:911 */
+  fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
+  REGB2 = TAG_Bool(true);
+  CALL_syntax_base___MMGlobalProperty___check_visibility(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1], fra.me.REG[0], fra.me.REG[4], REGB2);
+  label4: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___AAttrPropdef___prop(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 904, LOCATE_mmbuilder___AAttrPropdef___prop};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AAttrPropdef____prop( self) /*AAttrPropdef::_prop*/;
-}
-val_t mmbuilder___AAttrPropdef___readmethod(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 902, LOCATE_mmbuilder___AAttrPropdef___readmethod};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AAttrPropdef____readmethod( self) /*AAttrPropdef::_readmethod*/;
-}
-val_t mmbuilder___AAttrPropdef___writemethod(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 903, LOCATE_mmbuilder___AAttrPropdef___writemethod};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AAttrPropdef____writemethod( self) /*AAttrPropdef::_writemethod*/;
-}
-void mmbuilder___AAttrPropdef___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 906, LOCATE_mmbuilder___AAttrPropdef___accept_property_builder};
-  val_t variable[9];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___AAttrPropdef___accept_property_builder(variable[0])(variable[0], variable[1]) /*super AAttrPropdef::accept_property_builder*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AAttrPropdef___n_id(variable[4])(variable[4]) /*AAttrPropdef::n_id*/;
-  variable[4] = CALL_syntax_base___Token___to_symbol(variable[4])(variable[4]) /*Token::to_symbol*/;
-  variable[3] = variable[4];
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[6] = variable[0];
-  variable[7] = NEW_MMSrcAttribute_syntax_base___MMSrcAttribute___init( variable[3] /*name*/, variable[5], variable[6]); /*new MMSrcAttribute*/
-  variable[5] = variable[7];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  ATTR_mmbuilder___AAttrPropdef____prop(variable[5]) /*AAttrPropdef::_prop*/ =  variable[4] /*prop*/;
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[5])(variable[5],  variable[1] /*v*/,  variable[4] /*prop*/) /*MMSrcLocalClass::add_src_local_property*/;
-  variable[5] = variable[0];
-  variable[5] = CALL_parser_nodes___AAttrPropdef___n_readable(variable[5])(variable[5]) /*AAttrPropdef::n_readable*/;
-  variable[5] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AAttrPropdef___n_id(variable[5])(variable[5]) /*AAttrPropdef::n_id*/;
-    variable[5] = CALL_lexer___Token___text(variable[5])(variable[5]) /*Token::text*/;
-    variable[5] = CALL_string___String___substring_from(variable[5])(variable[5],  TAG_Int(1)) /*String::substring_from*/;
-    variable[5] = CALL_symbol___String___to_symbol(variable[5])(variable[5]) /*String::to_symbol*/;
-    variable[3] = variable[5] /*name=*/;
-    variable[5] = variable[0];
-    variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[7] = variable[0];
-    variable[8] = NEW_MMReadImplementationMethod_syntax_base___MMReadImplementationMethod___init( variable[3] /*name*/, variable[6], variable[7]); /*new MMReadImplementationMethod*/
-    variable[6] = variable[8];
-    ATTR_mmbuilder___AAttrPropdef____readmethod(variable[5]) /*AAttrPropdef::_readmethod*/ = variable[6];
-    variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[6] = variable[0];
-    variable[6] = ATTR_mmbuilder___AAttrPropdef____readmethod(variable[6]) /*AAttrPropdef::_readmethod*/;
-    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[5])(variable[5],  variable[1] /*v*/, variable[6]) /*MMSrcLocalClass::add_src_local_property*/;
-  }
-  variable[5] = variable[0];
-  variable[5] = CALL_parser_nodes___AAttrPropdef___n_writable(variable[5])(variable[5]) /*AAttrPropdef::n_writable*/;
-  variable[5] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AAttrPropdef___n_id(variable[5])(variable[5]) /*AAttrPropdef::n_id*/;
-    variable[5] = CALL_lexer___Token___text(variable[5])(variable[5]) /*Token::text*/;
-    variable[5] = CALL_string___String___substring_from(variable[5])(variable[5],  TAG_Int(1)) /*String::substring_from*/;
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("="), TAG_Int(1)); /*new String*/
-    variable[5] = CALL_string___String_____plus(variable[5])(variable[5], variable[6]) /*String::+*/;
-    variable[5] = CALL_symbol___String___to_symbol(variable[5])(variable[5]) /*String::to_symbol*/;
-    variable[3] = variable[5] /*name=*/;
-    variable[5] = variable[0];
-    variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[7] = variable[0];
-    variable[8] = NEW_MMWriteImplementationMethod_syntax_base___MMWriteImplementationMethod___init( variable[3] /*name*/, variable[6], variable[7]); /*new MMWriteImplementationMethod*/
-    variable[6] = variable[8];
-    ATTR_mmbuilder___AAttrPropdef____writemethod(variable[5]) /*AAttrPropdef::_writemethod*/ = variable[6];
-    variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[6] = variable[0];
-    variable[6] = ATTR_mmbuilder___AAttrPropdef____writemethod(variable[6]) /*AAttrPropdef::_writemethod*/;
-    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[5])(variable[5],  variable[1] /*v*/, variable[6]) /*MMSrcLocalClass::add_src_local_property*/;
-  }
-  return_label99: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___AAttrPropdef___readmethod(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 916;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___readmethod;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:916 */
+  fra.me.REG[0] = ATTR_mmbuilder___AAttrPropdef____readmethod(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AAttrPropdef___writemethod(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 917;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___writemethod;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:917 */
+  fra.me.REG[0] = ATTR_mmbuilder___AAttrPropdef____writemethod(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AAttrPropdef___prop(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 919;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___prop;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:919 */
+  fra.me.REG[0] = ATTR_mmbuilder___AAttrPropdef____prop(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 919);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AAttrPropdef___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+      static val_t once_value_2; /* Once value */
+      static val_t once_value_3; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 921;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:921 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:923 */
+  CALL_SUPER_mmbuilder___AAttrPropdef___accept_property_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:925 */
+  fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:926 */
+    fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 926);
+    }
+    fra.me.REG[1] = CALL_syntax_base___Token___to_symbol(fra.me.REG[1])(fra.me.REG[1]);
+  } else {
+    /* ./syntax//mmbuilder.nit:928 */
+    if (!once_value_1) {
+      fra.me.REG[0] = BOX_NativeString("@");
+      REGB0 = TAG_Int(1);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+      once_value_1 = fra.me.REG[0];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[0] = once_value_1;
+    fra.me.REG[0] = fra.me.REG[0];
+    fra.me.REG[4] = CALL_parser_nodes___AAttrPropdef___n_id2(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 928);
+    }
+    fra.me.REG[4] = CALL_lexer___Token___text(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_string___String_____plus(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_symbol___String___to_symbol(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[1] = fra.me.REG[4];
+  }
+  /* ./syntax//mmbuilder.nit:930 */
+  fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:931 */
+  fra.me.REG[0] = NEW_MMSrcAttribute_syntax_base___MMSrcAttribute___init(fra.me.REG[1], fra.me.REG[4], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:932 */
+  ATTR_mmbuilder___AAttrPropdef____prop(fra.me.REG[2]) = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:933 */
+  fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:935 */
+  fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_readable(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(true);
+  } else {
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:936 */
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:937 */
+      fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 937);
+      }
+      fra.me.REG[0] = CALL_lexer___Token___text(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Int(1);
+      fra.me.REG[0] = CALL_string___AbstractString___substring_from(fra.me.REG[0])(fra.me.REG[0], REGB0);
+      fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[1] = fra.me.REG[0];
+    } else {
+      /* ./syntax//mmbuilder.nit:939 */
+      fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id2(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 939);
+      }
+      fra.me.REG[0] = CALL_syntax_base___Token___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[1] = fra.me.REG[0];
+    }
+    /* ./syntax//mmbuilder.nit:941 */
+    fra.me.REG[0] = NEW_MMReadImplementationMethod_syntax_base___MMReadImplementationMethod___init(fra.me.REG[1], fra.me.REG[4], fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:942 */
+    ATTR_mmbuilder___AAttrPropdef____readmethod(fra.me.REG[2]) = fra.me.REG[0];
+    /* ./syntax//mmbuilder.nit:943 */
+    fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3], fra.me.REG[0]);
+  }
+  /* ./syntax//mmbuilder.nit:945 */
+  fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    REGB0 = TAG_Bool(true);
+  } else {
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:946 */
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:947 */
+      fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 947);
+      }
+      fra.me.REG[0] = CALL_lexer___Token___text(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Int(1);
+      fra.me.REG[0] = CALL_string___AbstractString___substring_from(fra.me.REG[0])(fra.me.REG[0], REGB0);
+      if (!once_value_2) {
+        fra.me.REG[5] = BOX_NativeString("=");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+        once_value_2 = fra.me.REG[5];
+        register_static_object(&once_value_2);
+      } else fra.me.REG[5] = once_value_2;
+      fra.me.REG[5] = fra.me.REG[5];
+      fra.me.REG[5] = CALL_string___String_____plus(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+      fra.me.REG[5] = CALL_symbol___String___to_symbol(fra.me.REG[5])(fra.me.REG[5]);
+      fra.me.REG[1] = fra.me.REG[5];
+    } else {
+      /* ./syntax//mmbuilder.nit:949 */
+      fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_id2(fra.me.REG[2])(fra.me.REG[2]);
+      REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 949);
+      }
+      fra.me.REG[5] = CALL_lexer___Token___text(fra.me.REG[5])(fra.me.REG[5]);
+      if (!once_value_3) {
+        fra.me.REG[0] = BOX_NativeString("=");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_3 = fra.me.REG[0];
+        register_static_object(&once_value_3);
+      } else fra.me.REG[0] = once_value_3;
+      fra.me.REG[0] = fra.me.REG[0];
+      fra.me.REG[0] = CALL_string___String_____plus(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[0]);
+      fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[1] = fra.me.REG[0];
+    }
+    /* ./syntax//mmbuilder.nit:951 */
+    fra.me.REG[4] = NEW_MMWriteImplementationMethod_syntax_base___MMWriteImplementationMethod___init(fra.me.REG[1], fra.me.REG[4], fra.me.REG[2]);
+    /* ./syntax//mmbuilder.nit:952 */
+    ATTR_mmbuilder___AAttrPropdef____writemethod(fra.me.REG[2]) = fra.me.REG[4];
+    /* ./syntax//mmbuilder.nit:953 */
+    fra.me.REG[2] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[4]);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AAttrPropdef___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 926, LOCATE_mmbuilder___AAttrPropdef___accept_property_verifier};
-  val_t variable[16];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___AAttrPropdef___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super AAttrPropdef::accept_property_verifier*/;
-  /*variable[3] is variable t*/
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AAttrPropdef___n_type(variable[4])(variable[4]) /*AAttrPropdef::n_type*/;
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AAttrPropdef___n_type(variable[4])(variable[4]) /*AAttrPropdef::n_type*/;
-    variable[4] = CALL_syntax_base___PType___get_stype(variable[4])(variable[4],  variable[1] /*v*/) /*PType::get_stype*/;
-    variable[3] = variable[4] /*t=*/;
-  } else { /*if*/
-    variable[4] = variable[0];
-    variable[5] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Not yet implemented: Attribute definition "), TAG_Int(42)); /*new String*/
-    variable[7] = variable[6];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[7]) /*AbstractArray::add*/;
-    variable[8] = variable[0];
-    variable[8] = ATTR_mmbuilder___AAttrPropdef____prop(variable[8]) /*AAttrPropdef::_prop*/;
-    variable[8] = CALL_abstractmetamodel___MMLocalProperty___local_class(variable[8])(variable[8]) /*MMLocalProperty::local_class*/;
-    variable[9] = variable[8];
-    variable[9] = CALL_string___Object___to_s(variable[9])(variable[9]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[9]) /*AbstractArray::add*/;
-    variable[10] = NEW_String_string___String___with_native(BOX_NativeString("::"), TAG_Int(2)); /*new String*/
-    variable[11] = variable[10];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[11]) /*AbstractArray::add*/;
-    variable[12] = variable[0];
-    variable[12] = ATTR_mmbuilder___AAttrPropdef____prop(variable[12]) /*AAttrPropdef::_prop*/;
-    variable[13] = variable[12];
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString(" requires an explicit type."), TAG_Int(27)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[5])(variable[5], variable[15]) /*AbstractArray::add*/;
-    variable[5] = CALL_string___Object___to_s(variable[5])(variable[5]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[4], variable[5]) /*AbsSyntaxVisitor::error*/;
-    goto return_label100;
-  }
-  variable[5] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-  variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[6] = CALL_static_type___MMLocalClass___get_type(variable[6])(variable[6]) /*MMLocalClass::get_type*/;
-  variable[7] = NEW_MMSignature_static_type___MMSignature___init(variable[5],  variable[3] /*t*/, variable[6]); /*new MMSignature*/
-  variable[5] = variable[7];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  variable[5] = ATTR_mmbuilder___AAttrPropdef____prop(variable[5]) /*AAttrPropdef::_prop*/;
-  CALL_static_type___MMLocalProperty___signature__eq(variable[5])(variable[5],  variable[4] /*signature*/) /*MMLocalProperty::signature=*/;
-  variable[6] = variable[0];
-  variable[6] = CALL_parser_nodes___AAttrPropdef___n_visibility(variable[6])(variable[6]) /*AAttrPropdef::n_visibility*/;
-  variable[6] = CALL_mmbuilder___PVisibility___level(variable[6])(variable[6]) /*PVisibility::level*/;
-  variable[5] = variable[6];
-  variable[6] = variable[0];
-  variable[7] = variable[0];
-  variable[7] = ATTR_mmbuilder___AAttrPropdef____prop(variable[7]) /*AAttrPropdef::_prop*/;
-  variable[8] = variable[0];
-  variable[8] = CALL_parser_nodes___AAttrPropdef___n_kwredef(variable[8])(variable[8]) /*AAttrPropdef::n_kwredef*/;
-  variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  CALL_mmbuilder___PPropdef___process_and_check(variable[6])(variable[6],  variable[1] /*v*/, variable[7], variable[8],  variable[5] /*visibility_level*/) /*PPropdef::process_and_check*/;
-  variable[6] = variable[0];
-  variable[6] = CALL_parser_nodes___AAttrPropdef___n_readable(variable[6])(variable[6]) /*AAttrPropdef::n_readable*/;
-  variable[6] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[6] ==  NIT_NULL /*null*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    variable[6] = variable[0];
-    variable[6] = ATTR_mmbuilder___AAttrPropdef____readmethod(variable[6]) /*AAttrPropdef::_readmethod*/;
-    CALL_static_type___MMLocalProperty___signature__eq(variable[6])(variable[6],  variable[4] /*signature*/) /*MMLocalProperty::signature=*/;
-    variable[6] = variable[0];
-    variable[7] = variable[0];
-    variable[7] = ATTR_mmbuilder___AAttrPropdef____readmethod(variable[7]) /*AAttrPropdef::_readmethod*/;
-    variable[8] = variable[0];
-    variable[8] = CALL_parser_nodes___AAttrPropdef___n_readable(variable[8])(variable[8]) /*AAttrPropdef::n_readable*/;
-    variable[8] = CALL_parser_nodes___PAble___n_kwredef(variable[8])(variable[8]) /*PAble::n_kwredef*/;
-    variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    CALL_mmbuilder___PPropdef___process_and_check(variable[6])(variable[6],  variable[1] /*v*/, variable[7], variable[8],  variable[5] /*visibility_level*/) /*PPropdef::process_and_check*/;
-    variable[6] = variable[0];
-    variable[6] = CALL_parser_nodes___AAttrPropdef___n_type(variable[6])(variable[6]) /*AAttrPropdef::n_type*/;
-    variable[7] = variable[0];
-    variable[7] = ATTR_mmbuilder___AAttrPropdef____readmethod(variable[7]) /*AAttrPropdef::_readmethod*/;
-    CALL_mmbuilder___PType___check_visibility(variable[6])(variable[6],  variable[1] /*v*/, variable[7]) /*PType::check_visibility*/;
-  }
-  variable[6] = variable[0];
-  variable[6] = CALL_parser_nodes___AAttrPropdef___n_writable(variable[6])(variable[6]) /*AAttrPropdef::n_writable*/;
-  variable[6] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[6] ==  NIT_NULL /*null*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    variable[6] = variable[0];
-    variable[6] = ATTR_mmbuilder___AAttrPropdef____writemethod(variable[6]) /*AAttrPropdef::_writemethod*/;
-    variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(1)); /*new Array[MMType]*/
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7],  variable[3] /*t*/) /*AbstractArray::add*/;
-    variable[8] = NEW_Array_array___Array___with_items(variable[7]); /*new Array[MMType]*/
-    variable[7] = variable[8];
-    variable[8] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[8] = CALL_static_type___MMLocalClass___get_type(variable[8])(variable[8]) /*MMLocalClass::get_type*/;
-    variable[9] = NEW_MMSignature_static_type___MMSignature___init(variable[7],  NIT_NULL /*null*/, variable[8]); /*new MMSignature*/
-    variable[7] = variable[9];
-    CALL_static_type___MMLocalProperty___signature__eq(variable[6])(variable[6], variable[7]) /*MMLocalProperty::signature=*/;
-    variable[6] = variable[0];
-    variable[7] = variable[0];
-    variable[7] = ATTR_mmbuilder___AAttrPropdef____writemethod(variable[7]) /*AAttrPropdef::_writemethod*/;
-    variable[8] = variable[0];
-    variable[8] = CALL_parser_nodes___AAttrPropdef___n_writable(variable[8])(variable[8]) /*AAttrPropdef::n_writable*/;
-    variable[8] = CALL_parser_nodes___PAble___n_kwredef(variable[8])(variable[8]) /*PAble::n_kwredef*/;
-    variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    CALL_mmbuilder___PPropdef___process_and_check(variable[6])(variable[6],  variable[1] /*v*/, variable[7], variable[8],  variable[5] /*visibility_level*/) /*PPropdef::process_and_check*/;
-    variable[6] = variable[0];
-    variable[6] = CALL_parser_nodes___AAttrPropdef___n_type(variable[6])(variable[6]) /*AAttrPropdef::n_type*/;
-    variable[7] = variable[0];
-    variable[7] = ATTR_mmbuilder___AAttrPropdef____writemethod(variable[7]) /*AAttrPropdef::_writemethod*/;
-    CALL_mmbuilder___PType___check_visibility(variable[6])(variable[6],  variable[1] /*v*/, variable[7]) /*PType::check_visibility*/;
-  }
-  return_label100: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AAttrPropdef___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t tmp;
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 957;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:957 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:959 */
+  CALL_SUPER_mmbuilder___AAttrPropdef___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:961 */
+  fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:962 */
+    fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 962);
+    }
+    fra.me.REG[1] = CALL_syntax_base___AType___get_stype(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
+    /* ./syntax//mmbuilder.nit:963 */
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      goto label1;
+    }
+  } else {
+    /* ./syntax//mmbuilder.nit:965 */
+    REGB0 = TAG_Int(5);
+    fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_2) {
+      fra.me.REG[4] = BOX_NativeString("Not yet implemented: Attribute definition ");
+      REGB0 = TAG_Int(42);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_2 = fra.me.REG[4];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[4] = once_value_2;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_syntax_base___AAttrPropdef___prop(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[4] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[4])(fra.me.REG[4]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    if (!once_value_3) {
+      fra.me.REG[4] = BOX_NativeString("::");
+      REGB0 = TAG_Int(2);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_3 = fra.me.REG[4];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[4] = once_value_3;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[4] = CALL_syntax_base___AAttrPropdef___prop(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    if (!once_value_4) {
+      fra.me.REG[4] = BOX_NativeString(" requires an explicit type.");
+      REGB0 = TAG_Int(27);
+      fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+      once_value_4 = fra.me.REG[4];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[4] = once_value_4;
+    fra.me.REG[4] = fra.me.REG[4];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[0]);
+    /* ./syntax//mmbuilder.nit:966 */
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:969 */
+  fra.me.REG[0] = CALL_syntax_base___AAttrPropdef___prop(fra.me.REG[2])(fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:970 */
+  fra.me.REG[4] = NEW_Array_array___Array___init();
+  fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[5] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[5])(fra.me.REG[5]);
+  fra.me.REG[5] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[4], fra.me.REG[1], fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:971 */
+  CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:972 */
+  fra.me.REG[4] = CALL_parser_nodes___AAttrPropdef___n_visibility(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = CALL_mmbuilder___AVisibility___level(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:973 */
+  fra.me.REG[4] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+      REGB1 = REGB2;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  if (UNTAG_Bool(REGB1)) {
+    fra.me.REG[4] = CALL_parser_nodes___AAttrPropdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  } else {
+    REGB2 = TAG_Bool(false);
+    REGB1 = REGB2;
+  }
+  CALL_mmbuilder___APropdef___process_and_check(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0], REGB1, REGB0);
+  /* ./syntax//mmbuilder.nit:974 */
+  fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_readable(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB1 = REGB2;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  if (UNTAG_Bool(REGB1)) {
+    REGB1 = TAG_Bool(true);
+  } else {
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      REGB3 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB3)) {
+        REGB3 = TAG_Bool(false);
+        REGB2 = REGB3;
+      } else {
+        REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB2 = REGB3;
+      }
+    }
+    REGB1 = REGB2;
+  }
+  if (UNTAG_Bool(REGB1)) {
+    /* ./syntax//mmbuilder.nit:975 */
+    fra.me.REG[0] = ATTR_mmbuilder___AAttrPropdef____readmethod(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 975);
+    }
+    /* ./syntax//mmbuilder.nit:976 */
+    CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
+    /* ./syntax//mmbuilder.nit:977 */
+    fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_readable(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    if (UNTAG_Bool(REGB1)) {
+      fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_readable(fra.me.REG[2])(fra.me.REG[2]);
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 977);
+      }
+      fra.me.REG[5] = CALL_parser_nodes___AAble___n_kwredef(fra.me.REG[5])(fra.me.REG[5]);
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+          REGB2 = TAG_Bool(false);
+          REGB1 = REGB2;
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+          REGB1 = REGB2;
+        }
+      }
+      REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    } else {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    }
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(true);
+    } else {
+      fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+      REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+      } else {
+        REGB3 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+        if (UNTAG_Bool(REGB3)) {
+          REGB3 = TAG_Bool(false);
+          REGB2 = REGB3;
+        } else {
+          REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+          REGB2 = REGB3;
+        }
+      }
+      if (UNTAG_Bool(REGB2)) {
+        fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+        REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+        } else {
+          REGB3 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+          if (UNTAG_Bool(REGB3)) {
+            REGB3 = TAG_Bool(false);
+            REGB2 = REGB3;
+          } else {
+            REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+            REGB2 = REGB3;
+          }
+        }
+        REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
+      } else {
+        REGB3 = TAG_Bool(false);
+        REGB2 = REGB3;
+      }
+      REGB1 = REGB2;
+    }
+    CALL_mmbuilder___APropdef___process_and_check(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0], REGB1, REGB0);
+    /* ./syntax//mmbuilder.nit:978 */
+    fra.me.REG[5] = CALL_parser_nodes___AAttrPropdef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 978);
+    }
+    CALL_mmbuilder___AType___check_visibility(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3], fra.me.REG[0]);
+  }
+  /* ./syntax//mmbuilder.nit:980 */
+  fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB1 = REGB2;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  if (UNTAG_Bool(REGB1)) {
+    REGB1 = TAG_Bool(true);
+  } else {
+    fra.me.REG[0] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+    } else {
+      REGB3 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB3)) {
+        REGB3 = TAG_Bool(false);
+        REGB2 = REGB3;
+      } else {
+        REGB3 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB2 = REGB3;
+      }
+    }
+    REGB1 = REGB2;
+  }
+  if (UNTAG_Bool(REGB1)) {
+    /* ./syntax//mmbuilder.nit:981 */
+    fra.me.REG[0] = ATTR_mmbuilder___AAttrPropdef____writemethod(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 981);
+    }
+    /* ./syntax//mmbuilder.nit:982 */
+    REGB1 = TAG_Int(0);
+    fra.me.REG[5] = NEW_Array_array___Array___with_capacity(REGB1);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
+    fra.me.REG[5] = NEW_Array_array___Array___with_items(fra.me.REG[5]);
+    fra.me.REG[1] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[1] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
+    fra.me.REG[1] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[5], NIT_NULL, fra.me.REG[1]);
+    CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+    /* ./syntax//mmbuilder.nit:984 */
+    fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    if (UNTAG_Bool(REGB1)) {
+      /* ./syntax//mmbuilder.nit:985 */
+      fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+          REGB2 = TAG_Bool(false);
+          REGB1 = REGB2;
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+          REGB1 = REGB2;
+        }
+      }
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Int(3);
+        REGB0 = REGB1;
+      } else {
+        fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+        REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 985);
+        }
+        fra.me.REG[1] = CALL_parser_nodes___AAble___n_visibility(fra.me.REG[1])(fra.me.REG[1]);
+        REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 985);
+        }
+        REGB1 = CALL_mmbuilder___AVisibility___level(fra.me.REG[1])(fra.me.REG[1]);
+        REGB0 = REGB1;
+      }
+    }
+    /* ./syntax//mmbuilder.nit:987 */
+    fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB2)) {
+        REGB2 = TAG_Bool(false);
+        REGB1 = REGB2;
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+        REGB1 = REGB2;
+      }
+    }
+    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    if (UNTAG_Bool(REGB1)) {
+      fra.me.REG[1] = CALL_parser_nodes___AAttrPropdef___n_writable(fra.me.REG[2])(fra.me.REG[2]);
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 987);
+      }
+      fra.me.REG[1] = CALL_parser_nodes___AAble___n_kwredef(fra.me.REG[1])(fra.me.REG[1]);
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+          REGB2 = TAG_Bool(false);
+          REGB1 = REGB2;
+        } else {
+          REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+          REGB1 = REGB2;
+        }
+      }
+      REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+    } else {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    }
+    CALL_mmbuilder___APropdef___process_and_check(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0], REGB1, REGB0);
+    /* ./syntax//mmbuilder.nit:988 */
+    fra.me.REG[2] = CALL_parser_nodes___AAttrPropdef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 988);
+    }
+    CALL_mmbuilder___AType___check_visibility(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0]);
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AMethPropdef___accept_abs_syntax_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1009, LOCATE_mmbuilder___AMethPropdef___accept_abs_syntax_visitor};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___AMethPropdef___method(variable[3])(variable[3]) /*AMethPropdef::method*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[3]) /*AbsSyntaxVisitor::local_property=*/;
-  CALL_SUPER_mmbuilder___AMethPropdef___accept_abs_syntax_visitor(variable[0])(variable[0], variable[1]) /*super AMethPropdef::accept_abs_syntax_visitor*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/) /*AbsSyntaxVisitor::local_property=*/;
-  return_label101: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AAttrPropdef___accept_abs_syntax_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 992;
+  fra.me.meth = LOCATE_mmbuilder___AAttrPropdef___accept_abs_syntax_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:992 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:994 */
+  fra.me.REG[2] = ATTR_mmbuilder___AAttrPropdef____prop(fra.me.REG[2]);
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:995 */
+  CALL_SUPER_mmbuilder___AAttrPropdef___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:996 */
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___AMethPropdef___method(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 965, LOCATE_mmbuilder___AMethPropdef___method};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AMethPropdef____method( self) /*AMethPropdef::_method*/;
-}
-void mmbuilder___AMethPropdef___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 967, LOCATE_mmbuilder___AMethPropdef___accept_property_builder};
-      static val_t once_value_103; static int once_bool_103; /* Once value for variable[4]*/
-      static val_t once_value_104; static int once_bool_104; /* Once value for variable[4]*/
-    static val_t once_value_105; static int once_bool_105; /* Once value for variable[4]*/
-        static val_t once_value_106; static int once_bool_106; /* Once value for variable[5]*/
-  val_t variable[8];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___AMethPropdef___accept_property_builder(variable[0])(variable[0], variable[1]) /*super AMethPropdef::accept_property_builder*/;
-  variable[3] = variable[0];
-  variable[3] = CALL_parser_nodes___AMethPropdef___n_methid(variable[3])(variable[3]) /*AMethPropdef::n_methid*/;
-  variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[3])) { /*if*/
-    variable[3] = variable[0];
-    variable[3] = TAG_Bool((variable[3]==NIT_NULL) || VAL_ISA(variable[3], COLOR_AConcreteInitPropdef, ID_AConcreteInitPropdef)) /*cast AConcreteInitPropdef*/;
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[3] = variable[0];
-      if (once_bool_103) variable[4] = once_value_103;
-      else {
-        variable[4] = NEW_String_string___String___with_native(BOX_NativeString("init"), TAG_Int(4)); /*new String*/
-        variable[4] = CALL_symbol___String___to_symbol(variable[4])(variable[4]) /*String::to_symbol*/;
-        once_value_103 = variable[4];
-        once_bool_103 = true;
-      }
-      ATTR_mmbuilder___AMethPropdef____name(variable[3]) /*AMethPropdef::_name*/ = variable[4];
-    } else { /*if*/
-      variable[3] = variable[0];
-      if (once_bool_104) variable[4] = once_value_104;
-      else {
-        variable[4] = NEW_String_string___String___with_native(BOX_NativeString("main"), TAG_Int(4)); /*new String*/
-        variable[4] = CALL_symbol___String___to_symbol(variable[4])(variable[4]) /*String::to_symbol*/;
-        once_value_104 = variable[4];
-        once_bool_104 = true;
+val_t mmbuilder___AMethPropdef___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1001;
+  fra.me.meth = LOCATE_mmbuilder___AMethPropdef___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1001 */
+  fra.me.REG[0] = ATTR_mmbuilder___AMethPropdef____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AMethPropdef___method(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1005;
+  fra.me.meth = LOCATE_mmbuilder___AMethPropdef___method;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1005 */
+  fra.me.REG[0] = ATTR_mmbuilder___AMethPropdef____method(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1005);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AMethPropdef___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+      static val_t once_value_1; /* Once value */
+        static val_t once_value_2; /* Once value */
+      static val_t once_value_3; /* Once value */
+        static val_t once_value_4; /* Once value */
+    static val_t once_value_5; /* Once value */
+      static val_t once_value_6; /* Once value */
+        static val_t once_value_7; /* Once value */
+          static val_t once_value_8; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1007;
+  fra.me.meth = LOCATE_mmbuilder___AMethPropdef___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1007 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1009 */
+  CALL_SUPER_mmbuilder___AMethPropdef___accept_property_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1011 */
+  fra.me.REG[1] = CALL_parser_nodes___AMethPropdef___n_methid(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1012 */
+    REGB0 = TAG_Bool(VAL_ISA(fra.me.REG[2], COLOR_AConcreteInitPropdef, ID_AConcreteInitPropdef)) /*cast AConcreteInitPropdef*/;
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:1013 */
+      if (!once_value_1) {
+        if (!once_value_2) {
+          fra.me.REG[1] = BOX_NativeString("init");
+          REGB0 = TAG_Int(4);
+          fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+          once_value_2 = fra.me.REG[1];
+          register_static_object(&once_value_2);
+        } else fra.me.REG[1] = once_value_2;
+        fra.me.REG[1] = fra.me.REG[1];
+        fra.me.REG[1] = CALL_symbol___String___to_symbol(fra.me.REG[1])(fra.me.REG[1]);
+        once_value_1 = fra.me.REG[1];
+        register_static_object(&once_value_1);
+      } else fra.me.REG[1] = once_value_1;
+      fra.me.REG[1] = fra.me.REG[1];
+    } else {
+      /* ./syntax//mmbuilder.nit:1015 */
+      if (!once_value_3) {
+        if (!once_value_4) {
+          fra.me.REG[0] = BOX_NativeString("main");
+          REGB0 = TAG_Int(4);
+          fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+          once_value_4 = fra.me.REG[0];
+          register_static_object(&once_value_4);
+        } else fra.me.REG[0] = once_value_4;
+        fra.me.REG[0] = fra.me.REG[0];
+        fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+        once_value_3 = fra.me.REG[0];
+        register_static_object(&once_value_3);
+      } else fra.me.REG[0] = once_value_3;
+      fra.me.REG[0] = fra.me.REG[0];
+      fra.me.REG[1] = fra.me.REG[0];
+    }
+  } else {
+    /* ./syntax//mmbuilder.nit:1018 */
+    fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_methid(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1018);
+    }
+    fra.me.REG[0] = CALL_mmbuilder___AMethid___name(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1018);
+    }
+    fra.me.REG[1] = fra.me.REG[0];
+    /* ./syntax//mmbuilder.nit:1020 */
+    fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_methid(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1020);
+    }
+    fra.me.REG[0] = CALL_mmbuilder___AMethid___name(fra.me.REG[0])(fra.me.REG[0]);
+    if (!once_value_5) {
+      if (!once_value_6) {
+        fra.me.REG[4] = BOX_NativeString("-");
+        REGB0 = TAG_Int(1);
+        fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB0);
+        once_value_6 = fra.me.REG[4];
+        register_static_object(&once_value_6);
+      } else fra.me.REG[4] = once_value_6;
+      fra.me.REG[4] = fra.me.REG[4];
+      fra.me.REG[4] = CALL_symbol___String___to_symbol(fra.me.REG[4])(fra.me.REG[4]);
+      once_value_5 = fra.me.REG[4];
+      register_static_object(&once_value_5);
+    } else fra.me.REG[4] = once_value_5;
+    fra.me.REG[4] = fra.me.REG[4];
+    REGB0 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[4],fra.me.REG[0]));
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+        REGB0 = REGB1;
       }
-      ATTR_mmbuilder___AMethPropdef____name(variable[3]) /*AMethPropdef::_name*/ = variable[4];
-    }
-  } else { /*if*/
-    variable[3] = variable[0];
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AMethPropdef___n_methid(variable[4])(variable[4]) /*AMethPropdef::n_methid*/;
-    variable[4] = CALL_mmbuilder___PMethid___name(variable[4])(variable[4]) /*PMethid::name*/;
-    ATTR_mmbuilder___AMethPropdef____name(variable[3]) /*AMethPropdef::_name*/ = variable[4];
-    variable[3] = variable[0];
-    variable[3] = CALL_parser_nodes___AMethPropdef___n_methid(variable[3])(variable[3]) /*AMethPropdef::n_methid*/;
-    variable[3] = CALL_mmbuilder___PMethid___name(variable[3])(variable[3]) /*PMethid::name*/;
-    if (once_bool_105) variable[4] = once_value_105;
-    else {
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString("-"), TAG_Int(1)); /*new String*/
-      variable[4] = CALL_symbol___String___to_symbol(variable[4])(variable[4]) /*String::to_symbol*/;
-      once_value_105 = variable[4];
-      once_bool_105 = true;
-    }
-    variable[3] = TAG_Bool((variable[3] == variable[4]) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3],variable[4])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3], variable[4]) /*Object::==*/)))));
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[4] = variable[0];
-      variable[4] = CALL_parser_nodes___AMethPropdef___n_signature(variable[4])(variable[4]) /*AMethPropdef::n_signature*/;
-      variable[3] = variable[4];
-      variable[4] = TAG_Bool(( variable[3] /*ns*/==NIT_NULL) || VAL_ISA( variable[3] /*ns*/, COLOR_ASignature, ID_ASignature)) /*cast ASignature*/;
-      variable[5] = variable[4];
-      if (UNTAG_Bool(variable[5])) { /* and */
-        variable[5] = CALL_parser_nodes___ASignature___n_params( variable[3] /*ns*/)( variable[3] /*ns*/) /*ASignature::n_params*/;
-        variable[5] = CALL_abstract_collection___Collection___length(variable[5])(variable[5]) /*List::length*/;
-        variable[5] = TAG_Bool((variable[5])==( TAG_Int(0)));
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:1021 */
+      fra.me.REG[4] = CALL_parser_nodes___AMethPropdef___n_signature(fra.me.REG[2])(fra.me.REG[2]);
+      /* ./syntax//mmbuilder.nit:1022 */
+      REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+          REGB0 = REGB1;
+        }
       }
-      variable[4] = variable[5];
-      if (UNTAG_Bool(variable[4])) { /*if*/
-        variable[4] = variable[0];
-        if (once_bool_106) variable[5] = once_value_106;
-        else {
-          variable[5] = NEW_String_string___String___with_native(BOX_NativeString("unary -"), TAG_Int(7)); /*new String*/
-          variable[5] = CALL_symbol___String___to_symbol(variable[5])(variable[5]) /*String::to_symbol*/;
-          once_value_106 = variable[5];
-          once_bool_106 = true;
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+          nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1022);
+        }
+        fra.me.REG[4] = CALL_parser_nodes___ASignature___n_params(fra.me.REG[4])(fra.me.REG[4]);
+        REGB0 = CALL_abstract_collection___Collection___length(fra.me.REG[4])(fra.me.REG[4]);
+        REGB1 = TAG_Int(0);
+        REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
+        if (UNTAG_Bool(REGB2)) {
+        } else {
+          /* ./../lib/standard//kernel.nit:207 */
+          REGB1 = TAG_Bool((REGB0)==(REGB1));
+          /* ./syntax//mmbuilder.nit:1022 */
+          REGB2 = REGB1;
         }
-        ATTR_mmbuilder___AMethPropdef____name(variable[4]) /*AMethPropdef::_name*/ = variable[5];
+      } else {
+        REGB1 = TAG_Bool(false);
+        REGB2 = REGB1;
+      }
+      if (UNTAG_Bool(REGB2)) {
+        /* ./syntax//mmbuilder.nit:1023 */
+        if (!once_value_7) {
+          if (!once_value_8) {
+            fra.me.REG[4] = BOX_NativeString("unary -");
+            REGB2 = TAG_Int(7);
+            fra.me.REG[4] = NEW_String_string___String___with_native(fra.me.REG[4], REGB2);
+            once_value_8 = fra.me.REG[4];
+            register_static_object(&once_value_8);
+          } else fra.me.REG[4] = once_value_8;
+          fra.me.REG[4] = fra.me.REG[4];
+          fra.me.REG[4] = CALL_symbol___String___to_symbol(fra.me.REG[4])(fra.me.REG[4]);
+          once_value_7 = fra.me.REG[4];
+          register_static_object(&once_value_7);
+        } else fra.me.REG[4] = once_value_7;
+        fra.me.REG[4] = fra.me.REG[4];
+        fra.me.REG[1] = fra.me.REG[4];
       }
     }
   }
-  variable[4] = variable[0];
-  variable[4] = ATTR_mmbuilder___AMethPropdef____name(variable[4]) /*AMethPropdef::_name*/;
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[6] = variable[0];
-  variable[7] = NEW_MMMethSrcMethod_syntax_base___MMMethSrcMethod___init(variable[4], variable[5], variable[6]); /*new MMMethSrcMethod*/
-  variable[4] = variable[7];
-  variable[3] = variable[4];
-  variable[4] = variable[0];
-  ATTR_mmbuilder___AMethPropdef____method(variable[4]) /*AMethPropdef::_method*/ =  variable[3] /*prop*/;
-  variable[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[4])(variable[4],  variable[1] /*v*/,  variable[3] /*prop*/) /*MMSrcLocalClass::add_src_local_property*/;
-  return_label102: while(false);
-  tracehead = trace.prev;
+  /* ./syntax//mmbuilder.nit:1027 */
+  ATTR_mmbuilder___AMethPropdef____name(fra.me.REG[2]) = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1028 */
+  fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[4] = NEW_MMMethSrcMethod_syntax_base___MMMethSrcMethod___init(fra.me.REG[1], fra.me.REG[4], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1029 */
+  ATTR_mmbuilder___AMethPropdef____method(fra.me.REG[2]) = fra.me.REG[4];
+  /* ./syntax//mmbuilder.nit:1030 */
+  fra.me.REG[2] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[4]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AMethPropdef___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 991, LOCATE_mmbuilder___AMethPropdef___accept_property_verifier};
-  val_t variable[7];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init(); /*new SignatureBuilder*/
-  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[3]) /*PropertyVerifierVisitor::signature_builder=*/;
-  CALL_SUPER_mmbuilder___AMethPropdef___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super AMethPropdef::accept_property_verifier*/;
-  variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[3] = CALL_mmbuilder___SignatureBuilder___signature(variable[3])(variable[3]) /*SignatureBuilder::signature*/;
-  variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[3])) { /*if*/
-  } else { /*if*/
-    variable[3] = variable[0];
-    variable[3] = ATTR_mmbuilder___AMethPropdef____method(variable[3]) /*AMethPropdef::_method*/;
-    variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[4] = CALL_mmbuilder___SignatureBuilder___signature(variable[4])(variable[4]) /*SignatureBuilder::signature*/;
-    CALL_static_type___MMLocalProperty___signature__eq(variable[3])(variable[3], variable[4]) /*MMLocalProperty::signature=*/;
-  }
-  variable[3] =  TAG_Int(1);
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AMethPropdef___n_visibility(variable[4])(variable[4]) /*AMethPropdef::n_visibility*/;
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  variable[5] = variable[4];
-  if (UNTAG_Bool(variable[5])) { /* and */
-    variable[5] = variable[0];
-    variable[5] = CALL_parser_nodes___AMethPropdef___n_visibility(variable[5])(variable[5]) /*AMethPropdef::n_visibility*/;
-    variable[5] = CALL_mmbuilder___PVisibility___level(variable[5])(variable[5]) /*PVisibility::level*/;
-    variable[5] = TAG_Bool(UNTAG_Int(variable[5])>UNTAG_Int( TAG_Int(1)));
-  }
-  variable[4] = variable[5];
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AMethPropdef___n_visibility(variable[4])(variable[4]) /*AMethPropdef::n_visibility*/;
-    variable[4] = CALL_mmbuilder___PVisibility___level(variable[4])(variable[4]) /*PVisibility::level*/;
-    variable[3] = variable[4] /*visibility_level=*/;
-  }
-  variable[4] = variable[0];
-  variable[5] = variable[0];
-  variable[5] = ATTR_mmbuilder___AMethPropdef____method(variable[5]) /*AMethPropdef::_method*/;
-  variable[6] = variable[0];
-  variable[6] = CALL_parser_nodes___AMethPropdef___n_kwredef(variable[6])(variable[6]) /*AMethPropdef::n_kwredef*/;
-  variable[6] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[6] ==  NIT_NULL /*null*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  CALL_mmbuilder___PPropdef___process_and_check(variable[4])(variable[4],  variable[1] /*v*/, variable[5], variable[6],  variable[3] /*visibility_level*/) /*PPropdef::process_and_check*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___AMethPropdef___n_signature(variable[4])(variable[4]) /*AMethPropdef::n_signature*/;
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___AMethPropdef___n_signature(variable[4])(variable[4]) /*AMethPropdef::n_signature*/;
-    variable[5] = variable[0];
-    variable[5] = ATTR_mmbuilder___AMethPropdef____method(variable[5]) /*AMethPropdef::_method*/;
-    CALL_mmbuilder___PSignature___check_visibility(variable[4])(variable[4],  variable[1] /*v*/, variable[5]) /*PSignature::check_visibility*/;
-  }
-  return_label107: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AMethPropdef___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1033;
+  fra.me.meth = LOCATE_mmbuilder___AMethPropdef___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1033 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1035 */
+  fra.me.REG[4] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init();
+  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:1036 */
+  CALL_SUPER_mmbuilder___AMethPropdef___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1038 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = CALL_mmbuilder___SignatureBuilder___has_error_occured(fra.me.REG[1])(fra.me.REG[1]);
+  if (UNTAG_Bool(REGB0)) {
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:1040 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___signature(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    /* ./syntax//mmbuilder.nit:1043 */
+    fra.me.REG[1] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___signature(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1043);
+    }
+    CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  }
+  /* ./syntax//mmbuilder.nit:1045 */
+  REGB0 = TAG_Int(1);
+  /* ./syntax//mmbuilder.nit:1046 */
+  fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_visibility(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB1 = REGB2;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  if (UNTAG_Bool(REGB1)) {
+    fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_visibility(fra.me.REG[2])(fra.me.REG[2]);
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1046);
+    }
+    REGB1 = CALL_mmbuilder___AVisibility___level(fra.me.REG[0])(fra.me.REG[0]);
+    REGB2 = TAG_Int(1);
+    /* ./../lib/standard//kernel.nit:214 */
+    REGB2 = TAG_Bool(UNTAG_Int(REGB1)>UNTAG_Int(REGB2));
+  } else {
+    /* ./syntax//mmbuilder.nit:1046 */
+    REGB1 = TAG_Bool(false);
+    REGB2 = REGB1;
+  }
+  if (UNTAG_Bool(REGB2)) {
+    /* ./syntax//mmbuilder.nit:1047 */
+    fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_visibility(fra.me.REG[2])(fra.me.REG[2]);
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1047);
+    }
+    REGB2 = CALL_mmbuilder___AVisibility___level(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = REGB2;
+  }
+  /* ./syntax//mmbuilder.nit:1049 */
+  fra.me.REG[0] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[1] = CALL_parser_nodes___AMethPropdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+  REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB2)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB2 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB2 = REGB1;
+    }
+  }
+  REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
+  CALL_mmbuilder___APropdef___process_and_check(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0], REGB2, REGB0);
+  /* ./syntax//mmbuilder.nit:1050 */
+  fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_signature(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB0 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB2;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    fra.me.REG[0] = CALL_parser_nodes___AMethPropdef___n_signature(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[2] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1050);
+    }
+    CALL_mmbuilder___ASignature___check_visibility(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3], fra.me.REG[2]);
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___AMethPropdef___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 962, LOCATE_mmbuilder___AMethPropdef___name};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AMethPropdef____name( self) /*AMethPropdef::_name*/;
-}
-void mmbuilder___AMainMethPropdef___process_and_check(val_t  self, val_t  param0, val_t  param1, val_t  param2, val_t  param3) {
-  struct trace_t trace = {NULL, NULL, 1018, LOCATE_mmbuilder___AMainMethPropdef___process_and_check};
-  val_t variable[9];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[3] =  param2;
-  variable[4] =  param3;
-  variable[6] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*prop*/)( variable[2] /*prop*/) /*MMLocalProperty::global*/;
-  CALL_abstractmetamodel___MMGlobalProperty___visibility_level__eq(variable[6])(variable[6],  variable[4] /*visibility_level*/) /*MMGlobalProperty::visibility_level=*/;
-  variable[6] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-  variable[7] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[7] = CALL_static_type___MMLocalClass___get_type(variable[7])(variable[7]) /*MMLocalClass::get_type*/;
-  variable[8] = NEW_MMSignature_static_type___MMSignature___init(variable[6],  NIT_NULL /*null*/, variable[7]); /*new MMSignature*/
-  variable[6] = variable[8];
-  CALL_static_type___MMLocalProperty___signature__eq( variable[2] /*prop*/)( variable[2] /*prop*/, variable[6]) /*MMLocalProperty::signature=*/;
-  return_label108: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AMethPropdef___accept_abs_syntax_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1053;
+  fra.me.meth = LOCATE_mmbuilder___AMethPropdef___accept_abs_syntax_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1053 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1055 */
+  fra.me.REG[2] = ATTR_mmbuilder___AMethPropdef____method(fra.me.REG[2]);
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1056 */
+  CALL_SUPER_mmbuilder___AMethPropdef___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1057 */
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ATypePropdef___accept_abs_syntax_visitor(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1047, LOCATE_mmbuilder___ATypePropdef___accept_abs_syntax_visitor};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = variable[0];
-  variable[3] = CALL_syntax_base___ATypePropdef___prop(variable[3])(variable[3]) /*ATypePropdef::prop*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[3]) /*AbsSyntaxVisitor::local_property=*/;
-  CALL_SUPER_mmbuilder___ATypePropdef___accept_abs_syntax_visitor(variable[0])(variable[0], variable[1]) /*super ATypePropdef::accept_abs_syntax_visitor*/;
-  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq( variable[1] /*v*/)( variable[1] /*v*/,  NIT_NULL /*null*/) /*AbsSyntaxVisitor::local_property=*/;
-  return_label109: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AMainMethPropdef___process_and_check(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4){
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1062;
+  fra.me.meth = LOCATE_mmbuilder___AMainMethPropdef___process_and_check;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 3;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  REGB0 = p3;
+  REGB1 = p4;
+  /* ./syntax//mmbuilder.nit:1064 */
+  fra.me.REG[0] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_abstractmetamodel___MMGlobalProperty___visibility_level__eq(fra.me.REG[0])(fra.me.REG[0], REGB1);
+  /* ./syntax//mmbuilder.nit:1065 */
+  fra.me.REG[0] = NEW_Array_array___Array___init();
+  fra.me.REG[1] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[1] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[1] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[0], NIT_NULL, fra.me.REG[1]);
+  CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___ATypePropdef___prop(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1027, LOCATE_mmbuilder___ATypePropdef___prop};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___ATypePropdef____prop( self) /*ATypePropdef::_prop*/;
-}
-void mmbuilder___ATypePropdef___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1029, LOCATE_mmbuilder___ATypePropdef___accept_property_builder};
-  val_t variable[8];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ATypePropdef___accept_property_builder(variable[0])(variable[0], variable[1]) /*super ATypePropdef::accept_property_builder*/;
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___ATypePropdef___n_id(variable[4])(variable[4]) /*ATypePropdef::n_id*/;
-  variable[4] = CALL_syntax_base___Token___to_symbol(variable[4])(variable[4]) /*Token::to_symbol*/;
-  variable[3] = variable[4];
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[6] = variable[0];
-  variable[7] = NEW_MMSrcTypeProperty_syntax_base___MMSrcTypeProperty___init( variable[3] /*name*/, variable[5], variable[6]); /*new MMSrcTypeProperty*/
-  variable[5] = variable[7];
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  ATTR_mmbuilder___ATypePropdef____prop(variable[5]) /*ATypePropdef::_prop*/ =  variable[4] /*prop*/;
-  variable[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(variable[5])(variable[5],  variable[1] /*v*/,  variable[4] /*prop*/) /*MMSrcLocalClass::add_src_local_property*/;
-  return_label110: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AExternMethPropdef___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+    static val_t once_value_5; /* Once value */
+    static val_t once_value_6; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1071;
+  fra.me.meth = LOCATE_mmbuilder___AExternMethPropdef___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1071 */
+  fra.me.REG[2] = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:1073 */
+  CALL_SUPER_mmbuilder___AExternMethPropdef___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1075 */
+  fra.me.REG[1] = CALL_parser_nodes___AExternMethPropdef___n_extern(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1076 */
+    fra.me.REG[1] = CALL_parser_nodes___AExternMethPropdef___n_extern(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1076);
+    }
+    fra.me.REG[1] = CALL_lexer___Token___text(fra.me.REG[1])(fra.me.REG[1]);
+    /* ./syntax//mmbuilder.nit:1077 */
+    REGB0 = TAG_Int(1);
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+    /* ./syntax//mmbuilder.nit:1077 */
+    REGB2 = TAG_Int(2);
+    /* ./../lib/standard//kernel.nit:217 */
+    REGB2 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB2));
+    /* ./syntax//mmbuilder.nit:1077 */
+    fra.me.REG[0] = CALL_string___AbstractString___substring(fra.me.REG[1])(fra.me.REG[1], REGB0, REGB2);
+    fra.me.REG[1] = fra.me.REG[0];
+  } else {
+    /* ./syntax//mmbuilder.nit:1079 */
+    REGB2 = TAG_Int(11);
+    fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB2);
+    if (!once_value_1) {
+      fra.me.REG[3] = BOX_NativeString("");
+      REGB2 = TAG_Int(0);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_1 = fra.me.REG[3];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[3] = once_value_1;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMModule___name(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    if (!once_value_2) {
+      fra.me.REG[3] = BOX_NativeString("_");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_2 = fra.me.REG[3];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[3] = once_value_2;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    if (!once_value_3) {
+      fra.me.REG[3] = BOX_NativeString("_");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_3 = fra.me.REG[3];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[3] = once_value_3;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalClass___name(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    if (!once_value_4) {
+      fra.me.REG[3] = BOX_NativeString("_");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_4 = fra.me.REG[3];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[3] = once_value_4;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___name(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    if (!once_value_5) {
+      fra.me.REG[3] = BOX_NativeString("_");
+      REGB2 = TAG_Int(1);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_5 = fra.me.REG[3];
+      register_static_object(&once_value_5);
+    } else fra.me.REG[3] = once_value_5;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+    fra.me.REG[3] = CALL_static_type___MMLocalProperty___signature(fra.me.REG[3])(fra.me.REG[3]);
+    REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1079);
+    }
+    REGB2 = CALL_static_type___MMSignature___arity(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(REGB2)(REGB2);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    if (!once_value_6) {
+      fra.me.REG[3] = BOX_NativeString("");
+      REGB2 = TAG_Int(0);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB2);
+      once_value_6 = fra.me.REG[3];
+      register_static_object(&once_value_6);
+    } else fra.me.REG[3] = once_value_6;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+    fra.me.REG[1] = fra.me.REG[0];
+  }
+  /* ./syntax//mmbuilder.nit:1081 */
+  fra.me.REG[2] = CALL_syntax_base___AMethPropdef___method(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_syntax_base___MMMethSrcMethod___extern_name__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ATypePropdef___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1038, LOCATE_mmbuilder___ATypePropdef___accept_property_verifier};
-  val_t variable[8];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ATypePropdef___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super ATypePropdef::accept_property_verifier*/;
-  variable[4] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-  variable[5] = variable[0];
-  variable[5] = CALL_parser_nodes___ATypePropdef___n_type(variable[5])(variable[5]) /*ATypePropdef::n_type*/;
-  variable[5] = CALL_syntax_base___PType___get_stype(variable[5])(variable[5],  variable[1] /*v*/) /*PType::get_stype*/;
-  variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-  variable[6] = CALL_static_type___MMLocalClass___get_type(variable[6])(variable[6]) /*MMLocalClass::get_type*/;
-  variable[7] = NEW_MMSignature_static_type___MMSignature___init(variable[4], variable[5], variable[6]); /*new MMSignature*/
-  variable[4] = variable[7];
-  variable[3] = variable[4];
-  variable[4] = variable[0];
-  variable[4] = ATTR_mmbuilder___ATypePropdef____prop(variable[4]) /*ATypePropdef::_prop*/;
-  CALL_static_type___MMLocalProperty___signature__eq(variable[4])(variable[4],  variable[3] /*signature*/) /*MMLocalProperty::signature=*/;
-  variable[5] = variable[0];
-  variable[5] = CALL_parser_nodes___ATypePropdef___n_visibility(variable[5])(variable[5]) /*ATypePropdef::n_visibility*/;
-  variable[5] = CALL_mmbuilder___PVisibility___level(variable[5])(variable[5]) /*PVisibility::level*/;
-  variable[4] = variable[5];
-  variable[5] = variable[0];
-  variable[6] = variable[0];
-  variable[6] = ATTR_mmbuilder___ATypePropdef____prop(variable[6]) /*ATypePropdef::_prop*/;
-  variable[7] = variable[0];
-  variable[7] = CALL_parser_nodes___ATypePropdef___n_kwredef(variable[7])(variable[7]) /*ATypePropdef::n_kwredef*/;
-  variable[7] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[7] ==  NIT_NULL /*null*/) || ((variable[7] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[7])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[7], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[7])(variable[7],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  CALL_mmbuilder___PPropdef___process_and_check(variable[5])(variable[5],  variable[1] /*v*/, variable[6], variable[7],  variable[4] /*visibility_level*/) /*PPropdef::process_and_check*/;
-  return_label111: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___ATypePropdef___prop(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1086;
+  fra.me.meth = LOCATE_mmbuilder___ATypePropdef___prop;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1086 */
+  fra.me.REG[0] = ATTR_mmbuilder___ATypePropdef____prop(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1086);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___ATypePropdef___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1089;
+  fra.me.meth = LOCATE_mmbuilder___ATypePropdef___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1089 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1091 */
+  CALL_SUPER_mmbuilder___ATypePropdef___accept_property_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1092 */
+  fra.me.REG[1] = CALL_parser_nodes___ATypePropdef___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[1] = CALL_syntax_base___Token___to_symbol(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1093 */
+  fra.me.REG[0] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[0] = NEW_MMSrcTypeProperty_syntax_base___MMSrcTypeProperty___init(fra.me.REG[1], fra.me.REG[0], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1094 */
+  ATTR_mmbuilder___ATypePropdef____prop(fra.me.REG[2]) = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:1095 */
+  fra.me.REG[2] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  CALL_mmbuilder___MMSrcLocalClass___add_src_local_property(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___MethidAccumulator___visit(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1059, LOCATE_mmbuilder___MethidAccumulator___visit};
-  val_t variable[5];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = TAG_Bool(( variable[1] /*n*/==NIT_NULL) || VAL_ISA( variable[1] /*n*/, COLOR_Token, ID_Token)) /*cast Token*/;
-  if (UNTAG_Bool(variable[3])) { /*if*/
-    variable[3] = variable[0];
-    variable[3] = ATTR_mmbuilder___MethidAccumulator____name(variable[3]) /*MethidAccumulator::_name*/;
-    variable[4] = CALL_lexer___Token___text( variable[1] /*n*/)( variable[1] /*n*/) /*Token::text*/;
-    CALL_abstract_collection___IndexedCollection___append(variable[3])(variable[3], variable[4]) /*String::append*/;
-  } else { /*if*/
-    variable[3] = variable[0];
-    CALL_parser_prod___PNode___visit_all( variable[1] /*n*/)( variable[1] /*n*/, variable[3]) /*PNode::visit_all*/;
-  }
-  return_label112: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ATypePropdef___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1098;
+  fra.me.meth = LOCATE_mmbuilder___ATypePropdef___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1098 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1100 */
+  CALL_SUPER_mmbuilder___ATypePropdef___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1101 */
+  fra.me.REG[1] = NEW_Array_array___Array___init();
+  fra.me.REG[0] = CALL_parser_nodes___ATypePropdef___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[0] = CALL_syntax_base___AType___get_stype(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[4] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[4] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[4])(fra.me.REG[4]);
+  fra.me.REG[4] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:1102 */
+  fra.me.REG[0] = CALL_syntax_base___ATypePropdef___prop(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_static_type___MMLocalProperty___signature__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:1103 */
+  fra.me.REG[4] = CALL_parser_nodes___ATypePropdef___n_visibility(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = CALL_mmbuilder___AVisibility___level(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:1104 */
+  fra.me.REG[4] = CALL_syntax_base___ATypePropdef___prop(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[0] = CALL_parser_nodes___ATypePropdef___n_kwredef(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB1 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB1 = REGB2;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  CALL_mmbuilder___APropdef___process_and_check(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3], fra.me.REG[4], REGB1, REGB0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___MethidAccumulator___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1058, LOCATE_mmbuilder___MethidAccumulator___name};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___MethidAccumulator____name( self) /*MethidAccumulator::_name*/;
-}
-void mmbuilder___MethidAccumulator___init(val_t  self, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 1068, LOCATE_mmbuilder___MethidAccumulator___init};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MethidAccumulator].i]) return;
-  variable[2] = variable[0];
-  variable[3] = NEW_String_string___String___init(); /*new String*/
-  ATTR_mmbuilder___MethidAccumulator____name(variable[2]) /*MethidAccumulator::_name*/ = variable[3];
-  return_label113: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_MethidAccumulator].i] = 1;
-  tracehead = trace.prev;
+void mmbuilder___ATypePropdef___accept_abs_syntax_visitor(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1107;
+  fra.me.meth = LOCATE_mmbuilder___ATypePropdef___accept_abs_syntax_visitor;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1107 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1109 */
+  fra.me.REG[2] = ATTR_mmbuilder___ATypePropdef____prop(fra.me.REG[2]);
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1110 */
+  CALL_SUPER_mmbuilder___ATypePropdef___accept_abs_syntax_visitor(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1111 */
+  CALL_syntax_base___AbsSyntaxVisitor___local_property__eq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PMethid___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1078, LOCATE_mmbuilder___PMethid___accept_property_builder};
-  val_t variable[6];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[4] = NEW_MethidAccumulator_mmbuilder___MethidAccumulator___init(); /*new MethidAccumulator*/
-  variable[3] = variable[4];
-  variable[4] = variable[0];
-  CALL_parser_prod___Visitor___visit( variable[3] /*accumulator*/)( variable[3] /*accumulator*/, variable[4]) /*MethidAccumulator::visit*/;
-  variable[4] = variable[0];
-  variable[5] = CALL_mmbuilder___MethidAccumulator___name( variable[3] /*accumulator*/)( variable[3] /*accumulator*/) /*MethidAccumulator::name*/;
-  variable[5] = CALL_symbol___String___to_symbol(variable[5])(variable[5]) /*String::to_symbol*/;
-  ATTR_mmbuilder___PMethid____name(variable[4]) /*PMethid::_name*/ = variable[5];
-  CALL_SUPER_mmbuilder___PMethid___accept_property_builder(variable[0])(variable[0], variable[1]) /*super PMethid::accept_property_builder*/;
-  return_label114: while(false);
-  tracehead = trace.prev;
+val_t mmbuilder___MethidAccumulator___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1118;
+  fra.me.meth = LOCATE_mmbuilder___MethidAccumulator___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1118 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___MethidAccumulator____name(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_name", LOCATE_mmbuilder, 1118);
+  }
+  fra.me.REG[0] = ATTR_mmbuilder___MethidAccumulator____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___MethidAccumulator___visit(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1119;
+  fra.me.meth = LOCATE_mmbuilder___MethidAccumulator___visit;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1121 */
+  REGB0 = TAG_Bool((fra.me.REG[1]!=NIT_NULL) && VAL_ISA(fra.me.REG[1], COLOR_Token, ID_Token)) /*cast Token*/;
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1122 */
+    REGB0 = TAG_Bool(ATTR_mmbuilder___MethidAccumulator____name(fra.me.REG[0])!=NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_name", LOCATE_mmbuilder, 1122);
+    }
+    fra.me.REG[2] = ATTR_mmbuilder___MethidAccumulator____name(fra.me.REG[0]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1122);
+    }
+    fra.me.REG[3] = CALL_lexer___Token___text(fra.me.REG[1])(fra.me.REG[1]);
+    CALL_abstract_collection___Sequence___append(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+  } else {
+    /* ./syntax//mmbuilder.nit:1124 */
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1124);
+    }
+    CALL_parser_prod___ANode___visit_all(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  }
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PMethid___name(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1075, LOCATE_mmbuilder___PMethid___name};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PMethid____name( self) /*PMethid::_name*/;
-}
-void mmbuilder___PSignature___check_visibility(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 1088, LOCATE_mmbuilder___PSignature___check_visibility};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 1088);
-  nit_exit(1);
-  tracehead = trace.prev;
+val_t mmbuilder___AMethid___name(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1130;
+  fra.me.meth = LOCATE_mmbuilder___AMethid___name;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1130 */
+  fra.me.REG[0] = ATTR_mmbuilder___AMethid____name(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AMethid___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1133;
+  fra.me.meth = LOCATE_mmbuilder___AMethid___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1133 */
+  fra.me.REG[2] = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:1135 */
+  fra.me.REG[3] = NEW_MethidAccumulator_parser_prod___Visitor___init();
+  /* ./syntax//mmbuilder.nit:1136 */
+  CALL_parser_prod___Visitor___enter_visit(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1137 */
+  fra.me.REG[3] = CALL_mmbuilder___MethidAccumulator___name(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[3] = CALL_symbol___String___to_symbol(fra.me.REG[3])(fra.me.REG[3]);
+  ATTR_mmbuilder___AMethid____name(fra.me.REG[2]) = fra.me.REG[3];
+  /* ./syntax//mmbuilder.nit:1138 */
+  CALL_SUPER_mmbuilder___AMethid___accept_property_builder(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ASignature___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1093, LOCATE_mmbuilder___ASignature___accept_property_verifier};
-  val_t variable[10];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___ASignature___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super ASignature::accept_property_verifier*/;
-  variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[3] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[3])(variable[3]) /*SignatureBuilder::untyped_params*/;
-  variable[3] = CALL_abstract_collection___Collection___is_empty(variable[3])(variable[3]) /*AbstractArray::is_empty*/;
-  if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { /*if*/
-    variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[3] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[3])(variable[3]) /*SignatureBuilder::untyped_params*/;
-    variable[3] = CALL_abstract_collection___Collection___first(variable[3])(variable[3]) /*IndexedCollection::first*/;
-    variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[4] = CALL_mmbuilder___SignatureBuilder___params(variable[4])(variable[4]) /*SignatureBuilder::params*/;
-    variable[4] = CALL_abstract_collection___Collection___first(variable[4])(variable[4]) /*IndexedCollection::first*/;
-    variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] == variable[4]) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3],variable[4])):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3], variable[4]) /*Object::==*/)))))));
-    variable[4] = variable[3];
-    if (!UNTAG_Bool(variable[4])) { /* or */
-      variable[4] = variable[0];
-      variable[4] = CALL_parser_nodes___ASignature___n_type(variable[4])(variable[4]) /*ASignature::n_type*/;
-      variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    }
-    variable[3] = variable[4];
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[3] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[3])(variable[3]) /*SignatureBuilder::untyped_params*/;
-      variable[3] = CALL_abstract_collection___Collection___first(variable[3])(variable[3]) /*IndexedCollection::first*/;
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString("Syntax error: untyped parameter."), TAG_Int(32)); /*new String*/
-      CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[3], variable[4]) /*AbsSyntaxVisitor::error*/;
-      goto return_label115;
-    }
-  } else { /*if*/
-    variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[3] = CALL_mmbuilder___SignatureBuilder___params(variable[3])(variable[3]) /*SignatureBuilder::params*/;
-    variable[3] = CALL_abstract_collection___Collection___is_empty(variable[3])(variable[3]) /*AbstractArray::is_empty*/;
-    variable[3] =  TAG_Bool(!UNTAG_Bool(variable[3]));
-    if (!UNTAG_Bool(variable[3])) { /* or */
-      variable[3] = variable[0];
-      variable[3] = CALL_parser_nodes___ASignature___n_type(variable[3])(variable[3]) /*ASignature::n_type*/;
-      variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    }
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[4] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-      variable[3] = variable[4];
-      variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[4] = CALL_mmbuilder___SignatureBuilder___params(variable[4])(variable[4]) /*SignatureBuilder::params*/;
-      variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*AbstractArray::iterator*/;
-      while (true) { /*for*/
-        variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*ArrayIterator::is_ok*/;
-        if (!UNTAG_Bool(variable[5])) break; /*for*/
-        variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*ArrayIterator::item*/;
-        variable[6] = variable[5];
-        variable[7] = CALL_mmbuilder___PParam___stype( variable[6] /*p*/)( variable[6] /*p*/) /*PParam::stype*/;
-        CALL_abstract_collection___SimpleCollection___add( variable[3] /*pars*/)( variable[3] /*pars*/, variable[7]) /*AbstractArray::add*/;
-        continue_116: while(0);
-        CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*ArrayIterator::next*/;
+void mmbuilder___ASignature___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+        static val_t once_value_2; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1143;
+  fra.me.meth = LOCATE_mmbuilder___ASignature___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1143 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1145 */
+  CALL_SUPER_mmbuilder___ASignature___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1146 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = CALL_mmbuilder___SignatureBuilder___has_error_occured(fra.me.REG[1])(fra.me.REG[1]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1147 */
+    goto label1;
+  } else {
+    /* ./syntax//mmbuilder.nit:1148 */
+    fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:1149 */
+      fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[1] = CALL_abstract_collection___Collection___first(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = CALL_abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[1],fra.me.REG[0]));
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          REGB1 = TAG_Bool(false);
+          REGB0 = REGB1;
+        } else {
+          REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+          REGB0 = REGB1;
+        }
+      }
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(true);
+      } else {
+        fra.me.REG[0] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[2])(fra.me.REG[2]);
+        REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+          if (UNTAG_Bool(REGB2)) {
+            REGB2 = TAG_Bool(false);
+            REGB1 = REGB2;
+          } else {
+            REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+            REGB1 = REGB2;
+          }
+        }
+        REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+        REGB0 = REGB1;
       }
-      break_116: while(0);
-      variable[4] =  NIT_NULL /*null*/;
-      variable[5] = variable[0];
-      variable[5] = CALL_parser_nodes___ASignature___n_type(variable[5])(variable[5]) /*ASignature::n_type*/;
-      variable[5] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))))));
-      if (UNTAG_Bool(variable[5])) { /*if*/
-        variable[5] = variable[0];
-        variable[5] = CALL_parser_nodes___ASignature___n_type(variable[5])(variable[5]) /*ASignature::n_type*/;
-        variable[5] = CALL_syntax_base___PType___get_stype(variable[5])(variable[5],  variable[1] /*v*/) /*PType::get_stype*/;
-        variable[4] = variable[5] /*ret=*/;
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:1150 */
+        fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+        fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[0])(fra.me.REG[0]);
+        fra.me.REG[0] = CALL_abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
+        if (!once_value_2) {
+          fra.me.REG[1] = BOX_NativeString("Syntax error: untyped parameter.");
+          REGB0 = TAG_Int(32);
+          fra.me.REG[1] = NEW_String_string___String___with_native(fra.me.REG[1], REGB0);
+          once_value_2 = fra.me.REG[1];
+          register_static_object(&once_value_2);
+        } else fra.me.REG[1] = once_value_2;
+        fra.me.REG[1] = fra.me.REG[1];
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[0], fra.me.REG[1]);
+        /* ./syntax//mmbuilder.nit:1151 */
+        goto label1;
       }
-      variable[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-      variable[6] = CALL_static_type___MMLocalClass___get_type(variable[6])(variable[6]) /*MMLocalClass::get_type*/;
-      variable[7] = NEW_MMSignature_static_type___MMSignature___init( variable[3] /*pars*/,  variable[4] /*ret*/, variable[6]); /*new MMSignature*/
-      variable[6] = variable[7];
-      CALL_mmbuilder___SignatureBuilder___signature__eq(variable[5])(variable[5], variable[6]) /*SignatureBuilder::signature=*/;
-      variable[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[5] = CALL_mmbuilder___SignatureBuilder___vararg_rank(variable[5])(variable[5]) /*SignatureBuilder::vararg_rank*/;
-      variable[5] = TAG_Bool(UNTAG_Int(variable[5])>=UNTAG_Int( TAG_Int(0)));
-      if (UNTAG_Bool(variable[5])) { /*if*/
-        variable[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[5] = CALL_mmbuilder___SignatureBuilder___signature(variable[5])(variable[5]) /*SignatureBuilder::signature*/;
-        variable[6] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[6] = CALL_mmbuilder___SignatureBuilder___vararg_rank(variable[6])(variable[6]) /*SignatureBuilder::vararg_rank*/;
-        CALL_vararg___MMSignature___vararg_rank__eq(variable[5])(variable[5], variable[6]) /*MMSignature::vararg_rank=*/;
+    } else {
+      /* ./syntax//mmbuilder.nit:1153 */
+      fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[1])(fra.me.REG[1]);
+      REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[1])(fra.me.REG[1]);
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        REGB0 = TAG_Bool(true);
+      } else {
+        fra.me.REG[1] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[2])(fra.me.REG[2]);
+        REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+          if (UNTAG_Bool(REGB2)) {
+            REGB2 = TAG_Bool(false);
+            REGB1 = REGB2;
+          } else {
+            REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+            REGB1 = REGB2;
+          }
+        }
+        REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+        REGB0 = REGB1;
       }
-      variable[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-      variable[5] = CALL_mmbuilder___SignatureBuilder___closure_decls(variable[5])(variable[5]) /*SignatureBuilder::closure_decls*/;
-      variable[5] = CALL_abstract_collection___Collection___iterator(variable[5])(variable[5]) /*AbstractArray::iterator*/;
-      while (true) { /*for*/
-        variable[6] = CALL_abstract_collection___Iterator___is_ok(variable[5])(variable[5]) /*ArrayIterator::is_ok*/;
-        if (!UNTAG_Bool(variable[6])) break; /*for*/
-        variable[6] = CALL_abstract_collection___Iterator___item(variable[5])(variable[5]) /*ArrayIterator::item*/;
-        variable[7] = variable[6];
-        variable[8] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[8] = CALL_mmbuilder___SignatureBuilder___signature(variable[8])(variable[8]) /*SignatureBuilder::signature*/;
-        variable[8] = CALL_static_type___MMSignature___closures(variable[8])(variable[8]) /*MMSignature::closures*/;
-        variable[9] = CALL_syntax_base___PClosureDecl___variable( variable[7] /*clos*/)( variable[7] /*clos*/) /*AClosureDecl::variable*/;
-        variable[9] = CALL_syntax_base___ClosureVariable___closure(variable[9])(variable[9]) /*ClosureVariable::closure*/;
-        CALL_abstract_collection___SimpleCollection___add(variable[8])(variable[8], variable[9]) /*AbstractArray::add*/;
-        continue_117: while(0);
-        CALL_abstract_collection___Iterator___next(variable[5])(variable[5]) /*ArrayIterator::next*/;
+      if (UNTAG_Bool(REGB0)) {
+        /* ./syntax//mmbuilder.nit:1154 */
+        fra.me.REG[1] = NEW_Array_array___Array___init();
+        /* ./syntax//mmbuilder.nit:1155 */
+        fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+        fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[0])(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:234 */
+        REGB0 = TAG_Int(0);
+        /* ./../lib/standard//collection//array.nit:235 */
+        REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+        }
+        REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:236 */
+        fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:237 */
+        while(1) {
+          /* ./../lib/standard//collection//array.nit:23 */
+          REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
+          if (UNTAG_Bool(REGB1)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+          }
+          REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[0]);
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+          /* ./../lib/standard//collection//array.nit:237 */
+          if (UNTAG_Bool(REGB1)) {
+            /* ./../lib/standard//collection//array.nit:238 */
+            REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+            if (UNTAG_Bool(REGB1)) {
+              nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+            }
+            /* ./../lib/standard//collection//array.nit:654 */
+            fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+            /* ./syntax//mmbuilder.nit:1156 */
+            fra.me.REG[5] = CALL_mmbuilder___AParam___stype(fra.me.REG[5])(fra.me.REG[5]);
+            REGB1 = TAG_Bool(fra.me.REG[5]!=NIT_NULL);
+            if (UNTAG_Bool(REGB1)) {
+            } else {
+              nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1156);
+            }
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[5]);
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB1 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB0 = REGB1;
+          } else {
+            /* ./../lib/standard//collection//array.nit:237 */
+            goto label3;
+          }
+        }
+        label3: while(0);
+        /* ./syntax//mmbuilder.nit:1158 */
+        fra.me.REG[4] = NIT_NULL;
+        /* ./syntax//mmbuilder.nit:1159 */
+        fra.me.REG[0] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[2])(fra.me.REG[2]);
+        REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+        } else {
+          REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+          if (UNTAG_Bool(REGB1)) {
+            REGB1 = TAG_Bool(false);
+            REGB0 = REGB1;
+          } else {
+            REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+            REGB0 = REGB1;
+          }
+        }
+        REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+        if (UNTAG_Bool(REGB0)) {
+          /* ./syntax//mmbuilder.nit:1160 */
+          fra.me.REG[2] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[2])(fra.me.REG[2]);
+          REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+          if (UNTAG_Bool(REGB0)) {
+            nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1160);
+          }
+          fra.me.REG[2] = CALL_syntax_base___AType___get_stype(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
+          fra.me.REG[4] = fra.me.REG[2];
+          /* ./syntax//mmbuilder.nit:1161 */
+          REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+          if (UNTAG_Bool(REGB0)) {
+          } else {
+            REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+            if (UNTAG_Bool(REGB1)) {
+              REGB1 = TAG_Bool(false);
+              REGB0 = REGB1;
+            } else {
+              REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[4])(fra.me.REG[4], NIT_NULL);
+              REGB0 = REGB1;
+            }
+          }
+          if (UNTAG_Bool(REGB0)) {
+            /* ./syntax//mmbuilder.nit:1162 */
+            fra.me.REG[2] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+            REGB0 = TAG_Bool(true);
+            CALL_mmbuilder___SignatureBuilder___has_error_occured__eq(fra.me.REG[2])(fra.me.REG[2], REGB0);
+            /* ./syntax//mmbuilder.nit:1163 */
+            goto label1;
+          }
+        }
+        /* ./syntax//mmbuilder.nit:1166 */
+        fra.me.REG[2] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+        fra.me.REG[0] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+        fra.me.REG[0] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[0])(fra.me.REG[0]);
+        fra.me.REG[0] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[1], fra.me.REG[4], fra.me.REG[0]);
+        CALL_mmbuilder___SignatureBuilder___signature__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+        /* ./syntax//mmbuilder.nit:1167 */
+        fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+        REGB0 = CALL_mmbuilder___SignatureBuilder___vararg_rank(fra.me.REG[0])(fra.me.REG[0]);
+        REGB1 = TAG_Int(0);
+        /* ./../lib/standard//kernel.nit:213 */
+        REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
+        /* ./syntax//mmbuilder.nit:1167 */
+        if (UNTAG_Bool(REGB1)) {
+          /* ./syntax//mmbuilder.nit:1168 */
+          fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+          fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___signature(fra.me.REG[0])(fra.me.REG[0]);
+          fra.me.REG[2] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+          REGB1 = CALL_mmbuilder___SignatureBuilder___vararg_rank(fra.me.REG[2])(fra.me.REG[2]);
+          REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+          if (UNTAG_Bool(REGB0)) {
+            nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1168);
+          }
+          CALL_vararg___MMSignature___vararg_rank__eq(fra.me.REG[0])(fra.me.REG[0], REGB1);
+        }
+        /* ./syntax//mmbuilder.nit:1170 */
+        fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+        fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[0])(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:234 */
+        REGB1 = TAG_Int(0);
+        /* ./../lib/standard//collection//array.nit:235 */
+        REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
+        if (UNTAG_Bool(REGB0)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+        }
+        REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:236 */
+        fra.me.REG[2] = ATTR_array___Array____items(fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:237 */
+        while(1) {
+          /* ./../lib/standard//collection//array.nit:23 */
+          REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
+          if (UNTAG_Bool(REGB0)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+          }
+          REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[0]);
+          /* ./../lib/standard//kernel.nit:212 */
+          REGB0 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB0));
+          /* ./../lib/standard//collection//array.nit:237 */
+          if (UNTAG_Bool(REGB0)) {
+            /* ./../lib/standard//collection//array.nit:238 */
+            REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+            if (UNTAG_Bool(REGB0)) {
+              nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+            }
+            /* ./../lib/standard//collection//array.nit:654 */
+            fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB1)];
+            /* ./syntax//mmbuilder.nit:1171 */
+            fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+            fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___signature(fra.me.REG[1])(fra.me.REG[1]);
+            REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+            if (UNTAG_Bool(REGB0)) {
+              nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1171);
+            }
+            fra.me.REG[1] = CALL_static_type___MMSignature___closures(fra.me.REG[1])(fra.me.REG[1]);
+            fra.me.REG[4] = CALL_syntax_base___AClosureDecl___variable(fra.me.REG[4])(fra.me.REG[4]);
+            fra.me.REG[4] = CALL_syntax_base___ClosureVariable___closure(fra.me.REG[4])(fra.me.REG[4]);
+            CALL_abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[4]);
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB0 = TAG_Int(1);
+            /* ./../lib/standard//kernel.nit:215 */
+            REGB0 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB0));
+            /* ./../lib/standard//collection//array.nit:239 */
+            REGB1 = REGB0;
+          } else {
+            /* ./../lib/standard//collection//array.nit:237 */
+            goto label4;
+          }
+        }
+        label4: while(0);
       }
-      break_117: while(0);
     }
   }
-  return_label115: while(false);
-  tracehead = trace.prev;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___ASignature___check_visibility(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 1120, LOCATE_mmbuilder___ASignature___check_visibility};
-  val_t variable[8];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[4] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*p*/)( variable[2] /*p*/) /*MMLocalProperty::global*/;
-  variable[4] = CALL_abstractmetamodel___MMGlobalProperty___visibility_level(variable[4])(variable[4]) /*MMGlobalProperty::visibility_level*/;
-  variable[4] = TAG_Bool(UNTAG_Int(variable[4])>=UNTAG_Int( TAG_Int(3)));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    goto return_label118;
-  }
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___ASignature___n_params(variable[4])(variable[4]) /*ASignature::n_params*/;
-  variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*List::iterator*/;
-  while (true) { /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*ListIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[5])) break; /*for*/
-    variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*ListIterator::item*/;
-    variable[6] = variable[5];
-    variable[7] = CALL_parser_nodes___PParam___n_type( variable[6] /*n*/)( variable[6] /*n*/) /*PParam::n_type*/;
-    variable[7] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[7] ==  NIT_NULL /*null*/) || ((variable[7] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[7])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[7], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[7])(variable[7],  NIT_NULL /*null*/) /*Object::==*/)))))));
-    if (UNTAG_Bool(variable[7])) { /*if*/
-      variable[7] = CALL_parser_nodes___PParam___n_type( variable[6] /*n*/)( variable[6] /*n*/) /*PParam::n_type*/;
-      CALL_mmbuilder___PType___check_visibility(variable[7])(variable[7],  variable[1] /*v*/,  variable[2] /*p*/) /*PType::check_visibility*/;
-    }
-    continue_119: while(0);
-    CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*ListIterator::next*/;
-  }
-  break_119: while(0);
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___ASignature___n_type(variable[4])(variable[4]) /*ASignature::n_type*/;
-  variable[4] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[4] ==  NIT_NULL /*null*/) || ((variable[4] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[4])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[4], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[4])(variable[4],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___ASignature___n_type(variable[4])(variable[4]) /*ASignature::n_type*/;
-    CALL_mmbuilder___PType___check_visibility(variable[4])(variable[4],  variable[1] /*v*/,  variable[2] /*p*/) /*PType::check_visibility*/;
-  }
-  return_label118: while(false);
-  tracehead = trace.prev;
+void mmbuilder___ASignature___check_visibility(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1176;
+  fra.me.meth = LOCATE_mmbuilder___ASignature___check_visibility;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:1179 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = CALL_abstractmetamodel___MMGlobalProperty___visibility_level(fra.me.REG[3])(fra.me.REG[3]);
+  REGB1 = TAG_Int(3);
+  /* ./../lib/standard//kernel.nit:213 */
+  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
+  /* ./syntax//mmbuilder.nit:1179 */
+  if (UNTAG_Bool(REGB1)) {
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:1180 */
+  fra.me.REG[3] = CALL_parser_nodes___ASignature___n_params(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[3])(fra.me.REG[3], (&(fra.me)), ((fun_t)OC_mmbuilder___ASignature___check_visibility_2));
+  /* ./syntax//mmbuilder.nit:1183 */
+  fra.me.REG[3] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[0])(fra.me.REG[0]);
+  REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      REGB0 = TAG_Bool(false);
+      REGB1 = REGB0;
+    } else {
+      REGB0 = CALL_kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+      REGB1 = REGB0;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  if (UNTAG_Bool(REGB1)) {
+    fra.me.REG[0] = CALL_parser_nodes___ASignature___n_type(fra.me.REG[0])(fra.me.REG[0]);
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1183);
+    }
+    CALL_mmbuilder___AType___check_visibility(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PParam___position(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1131, LOCATE_mmbuilder___PParam___position};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PParam____position( self) /*PParam::_position*/;
-}
-val_t mmbuilder___PParam___variable(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1133, LOCATE_mmbuilder___PParam___variable};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PParam____variable( self) /*PParam::_variable*/;
-}
-void mmbuilder___PParam___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1138, LOCATE_mmbuilder___PParam___accept_property_verifier};
-  val_t variable[9];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  CALL_SUPER_mmbuilder___PParam___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super PParam::accept_property_verifier*/;
-  variable[3] = variable[0];
-  variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[4] = CALL_mmbuilder___SignatureBuilder___params(variable[4])(variable[4]) /*SignatureBuilder::params*/;
-  variable[4] = CALL_abstract_collection___Collection___length(variable[4])(variable[4]) /*AbstractArray::length*/;
-  ATTR_mmbuilder___PParam____position(variable[3]) /*PParam::_position*/ = variable[4];
-  variable[3] = variable[0];
-  variable[4] = variable[0];
-  variable[4] = CALL_parser_nodes___PParam___n_id(variable[4])(variable[4]) /*PParam::n_id*/;
-  variable[4] = CALL_syntax_base___Token___to_symbol(variable[4])(variable[4]) /*Token::to_symbol*/;
-  variable[5] = variable[0];
-  variable[6] = NEW_ParamVariable_syntax_base___ParamVariable___init(variable[4], variable[5]); /*new ParamVariable*/
-  variable[4] = variable[6];
-  ATTR_mmbuilder___PParam____variable(variable[3]) /*PParam::_variable*/ = variable[4];
-  variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[3] = CALL_mmbuilder___SignatureBuilder___params(variable[3])(variable[3]) /*SignatureBuilder::params*/;
-  variable[4] = variable[0];
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  variable[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[3] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[3])(variable[3]) /*SignatureBuilder::untyped_params*/;
-  variable[4] = variable[0];
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  variable[3] = variable[0];
-  variable[3] = CALL_parser_nodes___PParam___n_type(variable[3])(variable[3]) /*PParam::n_type*/;
-  variable[3] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[3])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[3], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  if (UNTAG_Bool(variable[3])) { /*if*/
-    variable[4] = variable[0];
-    variable[4] = CALL_parser_nodes___PParam___n_type(variable[4])(variable[4]) /*PParam::n_type*/;
-    variable[4] = CALL_syntax_base___PType___get_stype(variable[4])(variable[4],  variable[1] /*v*/) /*PType::get_stype*/;
-    variable[3] = variable[4];
-    variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[4] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[4])(variable[4]) /*SignatureBuilder::untyped_params*/;
-    variable[4] = CALL_abstract_collection___Collection___iterator(variable[4])(variable[4]) /*AbstractArray::iterator*/;
-    while (true) { /*for*/
-      variable[5] = CALL_abstract_collection___Iterator___is_ok(variable[4])(variable[4]) /*ArrayIterator::is_ok*/;
-      if (!UNTAG_Bool(variable[5])) break; /*for*/
-      variable[5] = CALL_abstract_collection___Iterator___item(variable[4])(variable[4]) /*ArrayIterator::item*/;
-      variable[6] = variable[5];
-      CALL_mmbuilder___PParam___stype__eq( variable[6] /*p*/)( variable[6] /*p*/,  variable[3] /*stype*/) /*PParam::stype=*/;
-      variable[7] = variable[0];
-      variable[7] = CALL_mmbuilder___PParam___is_vararg(variable[7])(variable[7]) /*PParam::is_vararg*/;
-      if (UNTAG_Bool(variable[7])) { /*if*/
-        variable[7] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-        variable[7] = CALL_mmbuilder___SignatureBuilder___vararg_rank(variable[7])(variable[7]) /*SignatureBuilder::vararg_rank*/;
-        variable[8] = TAG_Int(-UNTAG_Int( TAG_Int(1)));
-        variable[7] = TAG_Bool((variable[7])==(variable[8]));
-        if (UNTAG_Bool(variable[7])) { /*if*/
-          variable[7] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-          variable[8] = CALL_syntax_base___PParam___position( variable[6] /*p*/)( variable[6] /*p*/) /*PParam::position*/;
-          CALL_mmbuilder___SignatureBuilder___vararg_rank__eq(variable[7])(variable[7], variable[8]) /*SignatureBuilder::vararg_rank=*/;
-        } else { /*if*/
-          variable[7] = variable[0];
-          variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Error: A vararg parameter is already defined."), TAG_Int(45)); /*new String*/
-          CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[7], variable[8]) /*AbsSyntaxVisitor::error*/;
-        }
-        variable[7] = CALL_syntax_base___AbsSyntaxVisitor___type_array( variable[1] /*v*/)( variable[1] /*v*/,  variable[3] /*stype*/) /*AbsSyntaxVisitor::type_array*/;
-        variable[3] = variable[7] /*stype=*/;
+  void OC_mmbuilder___ASignature___check_visibility_2(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+    val_t REGB0;
+    val_t REGB1;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___ASignature___check_visibility;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 2;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.REG[1] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:1181 */
+    fra.me.REG[1] = CALL_parser_nodes___AParam___n_type(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+        REGB0 = REGB1;
       }
-      variable[7] = CALL_syntax_base___PParam___variable( variable[6] /*p*/)( variable[6] /*p*/) /*PParam::variable*/;
-      CALL_syntax_base___Variable___stype__eq(variable[7])(variable[7],  variable[3] /*stype*/) /*Variable::stype=*/;
-      continue_121: while(0);
-      CALL_abstract_collection___Iterator___next(variable[4])(variable[4]) /*ArrayIterator::next*/;
-    }
-    break_121: while(0);
-    variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-    variable[4] = CALL_mmbuilder___SignatureBuilder___untyped_params(variable[4])(variable[4]) /*SignatureBuilder::untyped_params*/;
-    CALL_abstract_collection___RemovableCollection___clear(variable[4])(variable[4]) /*AbstractArray::clear*/;
-  }
-  return_label120: while(false);
-  tracehead = trace.prev;
-  return;
-}
-val_t mmbuilder___PParam___stype(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1135, LOCATE_mmbuilder___PParam___stype};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___PParam____stype( self) /*PParam::_stype*/;
-}
-void mmbuilder___PParam___stype__eq(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1135, LOCATE_mmbuilder___PParam___stype__eq};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  ATTR_mmbuilder___PParam____stype( self) /*PParam::_stype*/ =  param0;
-  tracehead = trace.prev;
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      fra.me.REG[0] = CALL_parser_nodes___AParam___n_type(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1181);
+      }
+      CALL_mmbuilder___AType___check_visibility(fra.me.REG[0])(fra.me.REG[0], closctx->REG[1], closctx->REG[2]);
+    }
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+val_t mmbuilder___AParam___position(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1188;
+  fra.me.meth = LOCATE_mmbuilder___AParam___position;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1188 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___AParam____position(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_position", LOCATE_mmbuilder, 1188);
+  }
+  REGB0 = ATTR_mmbuilder___AParam____position(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AParam___variable(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1190;
+  fra.me.meth = LOCATE_mmbuilder___AParam___variable;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1190 */
+  fra.me.REG[0] = ATTR_mmbuilder___AParam____variable(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1190);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t mmbuilder___AParam___stype(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1193;
+  fra.me.meth = LOCATE_mmbuilder___AParam___stype;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1193 */
+  fra.me.REG[0] = ATTR_mmbuilder___AParam____stype(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AParam___stype__eq(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1193;
+  fra.me.meth = LOCATE_mmbuilder___AParam___stype__eq;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1193 */
+  ATTR_mmbuilder___AParam____stype(fra.me.REG[0]) = fra.me.REG[1];
+  stack_frame_head = fra.me.prev;
   return;
 }
-val_t mmbuilder___PParam___is_vararg(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1163, LOCATE_mmbuilder___PParam___is_vararg};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 1163);
-  nit_exit(1);
-  tracehead = trace.prev;
-  return NIT_NULL;
-}
-val_t mmbuilder___AParam___is_vararg(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1167, LOCATE_mmbuilder___AParam___is_vararg};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[2] = variable[0];
-  variable[2] = CALL_parser_nodes___AParam___n_dotdotdot(variable[2])(variable[2]) /*AParam::n_dotdotdot*/;
-  variable[2] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[2])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[2], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  variable[1] = variable[2];
-  goto return_label122;
-  return_label122: while(false);
-  tracehead = trace.prev;
-  return variable[1];
-}
-val_t mmbuilder___AClosureDecl___variable(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 1171, LOCATE_mmbuilder___AClosureDecl___variable};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  tracehead = trace.prev;
-  return ATTR_mmbuilder___AClosureDecl____variable( self) /*AClosureDecl::_variable*/;
-}
-void mmbuilder___AClosureDecl___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1173, LOCATE_mmbuilder___AClosureDecl___accept_property_verifier};
-  val_t variable[12];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[3] = variable[4];
-  variable[4] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init(); /*new SignatureBuilder*/
-  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq( variable[1] /*v*/)( variable[1] /*v*/, variable[4]) /*PropertyVerifierVisitor::signature_builder=*/;
-  CALL_SUPER_mmbuilder___AClosureDecl___accept_property_verifier(variable[0])(variable[0], variable[1]) /*super AClosureDecl::accept_property_verifier*/;
-  variable[5] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder( variable[1] /*v*/)( variable[1] /*v*/) /*PropertyVerifierVisitor::signature_builder*/;
-  variable[5] = CALL_mmbuilder___SignatureBuilder___signature(variable[5])(variable[5]) /*SignatureBuilder::signature*/;
-  variable[4] = variable[5];
-  variable[5] = TAG_Bool(( variable[4] /*sig*/ ==  NIT_NULL /*null*/) || (( variable[4] /*sig*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[4] /*sig*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[4] /*sig*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[4] /*sig*/)( variable[4] /*sig*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-    variable[6] = CALL_syntax_base___AbsSyntaxVisitor___local_class( variable[1] /*v*/)( variable[1] /*v*/) /*AbsSyntaxVisitor::local_class*/;
-    variable[6] = CALL_static_type___MMLocalClass___get_type(variable[6])(variable[6]) /*MMLocalClass::get_type*/;
-    variable[7] = NEW_MMSignature_static_type___MMSignature___init(variable[5],  NIT_NULL /*null*/, variable[6]); /*new MMSignature*/
-    variable[5] = variable[7];
-    variable[4] = variable[5] /*sig=*/;
-  }
-  variable[5] = CALL_static_type___MMSignature___return_type( variable[4] /*sig*/)( variable[4] /*sig*/) /*MMSignature::return_type*/;
-  variable[5] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[5] ==  NIT_NULL /*null*/) || ((variable[5] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[5])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[5], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[5])(variable[5],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  variable[6] = variable[5];
-  if (UNTAG_Bool(variable[6])) { /* and */
-    variable[6] = variable[0];
-    variable[6] = CALL_parser_nodes___AClosureDecl___n_kwbreak(variable[6])(variable[6]) /*AClosureDecl::n_kwbreak*/;
-    variable[6] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[6] ==  NIT_NULL /*null*/) || ((variable[6] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[6])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[6], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[6])(variable[6],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  }
-  variable[5] = variable[6];
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    variable[5] = variable[0];
-    variable[6] = NEW_String_string___String___with_native(BOX_NativeString("Syntax Error: A break bloc cannot have a return value."), TAG_Int(54)); /*new String*/
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[5], variable[6]) /*AbsSyntaxVisitor::error*/;
-  }
-  variable[6] = NEW_Array_array___Array___init(); /*new Array[MMType]*/
-  variable[7] = NEW_MMSignature_static_type___MMSignature___init(variable[6],  NIT_NULL /*null*/,  NIT_NULL /*null*/); /*new MMSignature*/
-  variable[6] = variable[7];
-  variable[5] = variable[6];
-  variable[7] = NEW_MMClosure_static_type___MMClosure___init( variable[5] /*finalize_sig*/,  TAG_Bool(false),  TAG_Bool(true)); /*new MMClosure*/
-  variable[6] = variable[7];
-  variable[7] = CALL_static_type___MMSignature___closures( variable[4] /*sig*/)( variable[4] /*sig*/) /*MMSignature::closures*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7],  variable[6] /*finalizer_clos*/) /*AbstractArray::add*/;
-  variable[8] = variable[0];
-  variable[8] = CALL_parser_nodes___AClosureDecl___n_kwbreak(variable[8])(variable[8]) /*AClosureDecl::n_kwbreak*/;
-  variable[8] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[8] ==  NIT_NULL /*null*/) || ((variable[8] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[8])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[8], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[8])(variable[8],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  variable[9] = variable[0];
-  variable[9] = CALL_parser_nodes___AClosureDecl___n_expr(variable[9])(variable[9]) /*AClosureDecl::n_expr*/;
-  variable[9] = TAG_Bool(!UNTAG_Bool(TAG_Bool((variable[9] ==  NIT_NULL /*null*/) || ((variable[9] != NIT_NULL) && ((CALL_kernel___Object_____eqeq(variable[9])==kernel___Object_____eqeq)?(IS_EQUAL_NN(variable[9], NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[9])(variable[9],  NIT_NULL /*null*/) /*Object::==*/)))))));
-  variable[10] = NEW_MMClosure_static_type___MMClosure___init( variable[4] /*sig*/, variable[8], variable[9]); /*new MMClosure*/
-  variable[8] = variable[10];
-  variable[7] = variable[8];
-  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq( variable[1] /*v*/)( variable[1] /*v*/,  variable[3] /*old_signature_builder*/) /*PropertyVerifierVisitor::signature_builder=*/;
-  variable[8] = CALL_mmbuilder___SignatureBuilder___closure_decls( variable[3] /*old_signature_builder*/)( variable[3] /*old_signature_builder*/) /*SignatureBuilder::closure_decls*/;
-  variable[9] = variable[0];
-  CALL_abstract_collection___SimpleCollection___add(variable[8])(variable[8], variable[9]) /*AbstractArray::add*/;
-  variable[8] = variable[0];
-  variable[9] = variable[0];
-  variable[9] = CALL_parser_nodes___AClosureDecl___n_id(variable[9])(variable[9]) /*AClosureDecl::n_id*/;
-  variable[9] = CALL_syntax_base___Token___to_symbol(variable[9])(variable[9]) /*Token::to_symbol*/;
-  variable[10] = variable[0];
-  variable[11] = NEW_ClosureVariable_syntax_base___ClosureVariable___init(variable[9], variable[10],  variable[7] /*clos*/); /*new ClosureVariable*/
-  variable[9] = variable[11];
-  ATTR_mmbuilder___AClosureDecl____variable(variable[8]) /*AClosureDecl::_variable*/ = variable[9];
-  return_label123: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AParam___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t REGB3;
+  val_t tmp;
+            static val_t once_value_2; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1196;
+  fra.me.meth = LOCATE_mmbuilder___AParam___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 7;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1196 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1198 */
+  CALL_SUPER_mmbuilder___AParam___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1199 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./../lib/standard//collection//array.nit:23 */
+  REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+  }
+  REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1199 */
+  ATTR_mmbuilder___AParam____position(fra.me.REG[2]) = REGB0;
+  /* ./syntax//mmbuilder.nit:1200 */
+  fra.me.REG[1] = CALL_parser_nodes___AParam___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[1] = CALL_syntax_base___Token___to_symbol(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_parser_nodes___AParam___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[0] = NEW_ParamVariable_syntax_base___ParamVariable___init(fra.me.REG[1], fra.me.REG[0]);
+  ATTR_mmbuilder___AParam____variable(fra.me.REG[2]) = fra.me.REG[0];
+  /* ./syntax//mmbuilder.nit:1201 */
+  fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___params(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1202 */
+  fra.me.REG[0] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[0] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1203 */
+  fra.me.REG[0] = CALL_parser_nodes___AParam___n_type(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1204 */
+    fra.me.REG[0] = CALL_parser_nodes___AParam___n_type(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1204);
+    }
+    fra.me.REG[0] = CALL_syntax_base___AType___get_stype(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    /* ./syntax//mmbuilder.nit:1205 */
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./syntax//mmbuilder.nit:1206 */
+      fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+      REGB0 = TAG_Bool(true);
+      CALL_mmbuilder___SignatureBuilder___has_error_occured__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+      /* ./syntax//mmbuilder.nit:1207 */
+      goto label1;
+    }
+    /* ./syntax//mmbuilder.nit:1209 */
+    fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[1])(fra.me.REG[1]);
+    /* ./../lib/standard//collection//array.nit:234 */
+    REGB0 = TAG_Int(0);
+    /* ./../lib/standard//collection//array.nit:235 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+    /* ./../lib/standard//collection//array.nit:236 */
+    fra.me.REG[4] = ATTR_array___Array____items(fra.me.REG[1]);
+    /* ./../lib/standard//collection//array.nit:237 */
+    while(1) {
+      /* ./../lib/standard//collection//array.nit:23 */
+      REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+      }
+      REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+      /* ./../lib/standard//kernel.nit:212 */
+      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:237 */
+      if (UNTAG_Bool(REGB1)) {
+        /* ./../lib/standard//collection//array.nit:238 */
+        REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
+        if (UNTAG_Bool(REGB1)) {
+          nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+        }
+        /* ./../lib/standard//collection//array.nit:654 */
+        fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
+        /* ./syntax//mmbuilder.nit:1210 */
+        CALL_mmbuilder___AParam___stype__eq(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[0]);
+        /* ./syntax//mmbuilder.nit:1211 */
+        REGB1 = CALL_mmbuilder___AParam___is_vararg(fra.me.REG[2])(fra.me.REG[2]);
+        if (UNTAG_Bool(REGB1)) {
+          /* ./syntax//mmbuilder.nit:1212 */
+          fra.me.REG[6] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+          REGB1 = CALL_mmbuilder___SignatureBuilder___vararg_rank(fra.me.REG[6])(fra.me.REG[6]);
+          REGB2 = TAG_Int(1);
+          /* ./../lib/standard//kernel.nit:216 */
+          REGB2 = TAG_Int(-UNTAG_Int(REGB2));
+          /* ./syntax//mmbuilder.nit:1212 */
+          REGB3 = TAG_Bool(IS_EQUAL_OO(REGB1,REGB2));
+          if (UNTAG_Bool(REGB3)) {
+          } else {
+            /* ./../lib/standard//kernel.nit:207 */
+            REGB2 = TAG_Bool((REGB1)==(REGB2));
+            /* ./syntax//mmbuilder.nit:1212 */
+            REGB3 = REGB2;
+          }
+          if (UNTAG_Bool(REGB3)) {
+            /* ./syntax//mmbuilder.nit:1213 */
+            fra.me.REG[6] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+            REGB3 = CALL_syntax_base___AParam___position(fra.me.REG[5])(fra.me.REG[5]);
+            CALL_mmbuilder___SignatureBuilder___vararg_rank__eq(fra.me.REG[6])(fra.me.REG[6], REGB3);
+          } else {
+            /* ./syntax//mmbuilder.nit:1215 */
+            if (!once_value_2) {
+              fra.me.REG[6] = BOX_NativeString("Error: A vararg parameter is already defined.");
+              REGB3 = TAG_Int(45);
+              fra.me.REG[6] = NEW_String_string___String___with_native(fra.me.REG[6], REGB3);
+              once_value_2 = fra.me.REG[6];
+              register_static_object(&once_value_2);
+            } else fra.me.REG[6] = once_value_2;
+            fra.me.REG[6] = fra.me.REG[6];
+            CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[6]);
+          }
+          /* ./syntax//mmbuilder.nit:1217 */
+          fra.me.REG[6] = CALL_syntax_base___AbsSyntaxVisitor___type_array(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[0]);
+          fra.me.REG[0] = fra.me.REG[6];
+        }
+        /* ./syntax//mmbuilder.nit:1219 */
+        fra.me.REG[5] = CALL_syntax_base___AParam___variable(fra.me.REG[5])(fra.me.REG[5]);
+        CALL_syntax_base___Variable___stype__eq(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[0]);
+        /* ./../lib/standard//collection//array.nit:239 */
+        REGB3 = TAG_Int(1);
+        /* ./../lib/standard//kernel.nit:215 */
+        REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
+        /* ./../lib/standard//collection//array.nit:239 */
+        REGB0 = REGB3;
+      } else {
+        /* ./../lib/standard//collection//array.nit:237 */
+        goto label3;
+      }
+    }
+    label3: while(0);
+    /* ./syntax//mmbuilder.nit:1221 */
+    fra.me.REG[3] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[3] = CALL_mmbuilder___SignatureBuilder___untyped_params(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___RemovableCollection___clear(fra.me.REG[3])(fra.me.REG[3]);
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PType___check_visibility(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 1199, LOCATE_mmbuilder___PType___check_visibility};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  fprintf(stderr, "Deferred method called");
-  fprintf(stderr, " (%s:%d)\n", LOCATE_mmbuilder, 1199);
-  nit_exit(1);
-  tracehead = trace.prev;
+val_t mmbuilder___AParam___is_vararg(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1225;
+  fra.me.meth = LOCATE_mmbuilder___AParam___is_vararg;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1225 */
+  fra.me.REG[0] = CALL_parser_nodes___AParam___n_dotdotdot(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClosureDecl___position(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1229;
+  fra.me.meth = LOCATE_mmbuilder___AClosureDecl___position;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1229 */
+  REGB0 = TAG_Bool(ATTR_mmbuilder___AClosureDecl____position(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_position", LOCATE_mmbuilder, 1229);
+  }
+  REGB0 = ATTR_mmbuilder___AClosureDecl____position(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return REGB0;
+}
+val_t mmbuilder___AClosureDecl___variable(val_t p0){
+  struct {struct stack_frame_t me;} fra;
+  val_t REGB0;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1231;
+  fra.me.meth = LOCATE_mmbuilder___AClosureDecl___variable;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./syntax//mmbuilder.nit:1231 */
+  fra.me.REG[0] = ATTR_mmbuilder___AClosureDecl____variable(fra.me.REG[0]);
+  REGB0 = TAG_Bool(fra.me.REG[0]!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Cast failed", NULL, LOCATE_mmbuilder, 1231);
+  }
+  goto label1;
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void mmbuilder___AClosureDecl___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[10];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t REGB2;
+  val_t tmp;
+    static val_t once_value_2; /* Once value */
+  static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+        static val_t once_value_5; /* Once value */
+        static val_t once_value_6; /* Once value */
+        static val_t once_value_7; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1234;
+  fra.me.meth = LOCATE_mmbuilder___AClosureDecl___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 11;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[6] = NIT_NULL;
+  fra.me.REG[7] = NIT_NULL;
+  fra.me.REG[8] = NIT_NULL;
+  fra.me.REG[9] = NIT_NULL;
+  fra.me.REG[10] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./syntax//mmbuilder.nit:1234 */
+  fra.me.REG[2] = fra.me.REG[0];
+  fra.me.REG[3] = fra.me.REG[1];
+  /* ./syntax//mmbuilder.nit:1236 */
+  fra.me.REG[4] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:1237 */
+  fra.me.REG[5] = NEW_SignatureBuilder_mmbuilder___SignatureBuilder___init();
+  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[5]);
+  /* ./syntax//mmbuilder.nit:1238 */
+  CALL_SUPER_mmbuilder___AClosureDecl___accept_property_verifier(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1239 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  REGB0 = CALL_mmbuilder___SignatureBuilder___has_error_occured(fra.me.REG[1])(fra.me.REG[1]);
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1240 */
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:1242 */
+  fra.me.REG[1] = CALL_mmbuilder___PropertyVerifierVisitor___signature_builder(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[1] = CALL_mmbuilder___SignatureBuilder___signature(fra.me.REG[1])(fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1243 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1244 */
+    fra.me.REG[0] = NEW_Array_array___Array___init();
+    fra.me.REG[5] = CALL_syntax_base___AbsSyntaxVisitor___local_class(fra.me.REG[3])(fra.me.REG[3]);
+    fra.me.REG[5] = CALL_static_type___MMLocalClass___get_type(fra.me.REG[5])(fra.me.REG[5]);
+    fra.me.REG[5] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[0], NIT_NULL, fra.me.REG[5]);
+    fra.me.REG[1] = fra.me.REG[5];
+  }
+  /* ./syntax//mmbuilder.nit:1246 */
+  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1246);
+  }
+  fra.me.REG[5] = CALL_static_type___MMSignature___return_type(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+      REGB0 = REGB1;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    fra.me.REG[5] = CALL_parser_nodes___AClosureDecl___n_kwbreak(fra.me.REG[2])(fra.me.REG[2]);
+    REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  } else {
+    REGB1 = TAG_Bool(false);
+    REGB0 = REGB1;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1247 */
+    if (!once_value_2) {
+      fra.me.REG[5] = BOX_NativeString("Syntax Error: A break block cannot have a return value.");
+      REGB0 = TAG_Int(55);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_2 = fra.me.REG[5];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[5] = once_value_2;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2], fra.me.REG[5]);
+  }
+  /* ./syntax//mmbuilder.nit:1251 */
+  fra.me.REG[5] = NEW_Array_array___Array___init();
+  fra.me.REG[0] = CALL_syntax_base___AbsSyntaxVisitor___mmmodule(fra.me.REG[3])(fra.me.REG[3]);
+  fra.me.REG[0] = CALL_inheritance___MMModule___type_any(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[0] = NEW_MMSignature_static_type___MMSignature___init(fra.me.REG[5], NIT_NULL, fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:1252 */
+  if (!once_value_3) {
+    if (!once_value_4) {
+      fra.me.REG[5] = BOX_NativeString("break");
+      REGB0 = TAG_Int(5);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_4 = fra.me.REG[5];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[5] = once_value_4;
+    fra.me.REG[5] = fra.me.REG[5];
+    fra.me.REG[5] = CALL_symbol___String___to_symbol(fra.me.REG[5])(fra.me.REG[5]);
+    once_value_3 = fra.me.REG[5];
+    register_static_object(&once_value_3);
+  } else fra.me.REG[5] = once_value_3;
+  fra.me.REG[5] = fra.me.REG[5];
+  REGB0 = TAG_Bool(false);
+  REGB1 = TAG_Bool(true);
+  fra.me.REG[0] = NEW_MMClosure_static_type___MMClosure___init(fra.me.REG[5], fra.me.REG[0], REGB0, REGB1);
+  /* ./syntax//mmbuilder.nit:1253 */
+  REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1253);
+  }
+  fra.me.REG[5] = CALL_static_type___MMSignature___closures(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:1255 */
+  fra.me.REG[0] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[0] = CALL_syntax_base___Token___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./syntax//mmbuilder.nit:1256 */
+  fra.me.REG[5] = CALL_parser_nodes___AClosureDecl___n_kwbreak(fra.me.REG[2])(fra.me.REG[2]);
+  REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      REGB0 = TAG_Bool(false);
+      REGB1 = REGB0;
+    } else {
+      REGB0 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+      REGB1 = REGB0;
+    }
+  }
+  REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
+  fra.me.REG[5] = CALL_parser_nodes___AClosureDecl___n_expr(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
+    if (UNTAG_Bool(REGB2)) {
+      REGB2 = TAG_Bool(false);
+      REGB0 = REGB2;
+    } else {
+      REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[5])(fra.me.REG[5], NIT_NULL);
+      REGB0 = REGB2;
+    }
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  fra.me.REG[1] = NEW_MMClosure_static_type___MMClosure___init(fra.me.REG[0], fra.me.REG[1], REGB1, REGB0);
+  /* ./syntax//mmbuilder.nit:1257 */
+  fra.me.REG[5] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
+  }
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[6] = ATTR_array___Array____items(fra.me.REG[5]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[5]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[6]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[7] = ((Nit_NativeArray)fra.me.REG[6])->val[UNTAG_Int(REGB0)];
+      /* ./syntax//mmbuilder.nit:1258 */
+      fra.me.REG[8] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[7])(fra.me.REG[7]);
+      fra.me.REG[8] = CALL_syntax_base___Token___to_symbol(fra.me.REG[8])(fra.me.REG[8]);
+      REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[8],fra.me.REG[0]));
+      if (UNTAG_Bool(REGB1)) {
+      } else {
+        REGB2 = CALL_kernel___Object_____eqeq(fra.me.REG[8])(fra.me.REG[8], fra.me.REG[0]);
+        REGB1 = REGB2;
+      }
+      if (UNTAG_Bool(REGB1)) {
+        /* ./syntax//mmbuilder.nit:1259 */
+        fra.me.REG[8] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[2])(fra.me.REG[2]);
+        REGB1 = TAG_Int(5);
+        fra.me.REG[9] = NEW_Array_array___Array___with_capacity(REGB1);
+        if (!once_value_5) {
+          fra.me.REG[10] = BOX_NativeString("A closure '!");
+          REGB1 = TAG_Int(12);
+          fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB1);
+          once_value_5 = fra.me.REG[10];
+          register_static_object(&once_value_5);
+        } else fra.me.REG[10] = once_value_5;
+        fra.me.REG[10] = fra.me.REG[10];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[9])(fra.me.REG[9], fra.me.REG[10]);
+        fra.me.REG[10] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[9])(fra.me.REG[9], fra.me.REG[10]);
+        if (!once_value_6) {
+          fra.me.REG[10] = BOX_NativeString("' already defined at ");
+          REGB1 = TAG_Int(21);
+          fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB1);
+          once_value_6 = fra.me.REG[10];
+          register_static_object(&once_value_6);
+        } else fra.me.REG[10] = once_value_6;
+        fra.me.REG[10] = fra.me.REG[10];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[9])(fra.me.REG[9], fra.me.REG[10]);
+        fra.me.REG[7] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[7])(fra.me.REG[7]);
+        fra.me.REG[7] = CALL_parser_nodes___ANode___location(fra.me.REG[7])(fra.me.REG[7]);
+        fra.me.REG[10] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[10] = CALL_parser_nodes___ANode___location(fra.me.REG[10])(fra.me.REG[10]);
+        fra.me.REG[10] = CALL_location___Location___relative_to(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[10]);
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[9])(fra.me.REG[9], fra.me.REG[10]);
+        if (!once_value_7) {
+          fra.me.REG[10] = BOX_NativeString(".");
+          REGB1 = TAG_Int(1);
+          fra.me.REG[10] = NEW_String_string___String___with_native(fra.me.REG[10], REGB1);
+          once_value_7 = fra.me.REG[10];
+          register_static_object(&once_value_7);
+        } else fra.me.REG[10] = once_value_7;
+        fra.me.REG[10] = fra.me.REG[10];
+        CALL_abstract_collection___SimpleCollection___add(fra.me.REG[9])(fra.me.REG[9], fra.me.REG[10]);
+        fra.me.REG[9] = CALL_string___Object___to_s(fra.me.REG[9])(fra.me.REG[9]);
+        CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[8], fra.me.REG[9]);
+        /* ./syntax//mmbuilder.nit:1260 */
+        goto label1;
+      }
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label8;
+    }
+  }
+  label8: while(0);
+  /* ./syntax//mmbuilder.nit:1263 */
+  CALL_mmbuilder___PropertyVerifierVisitor___signature_builder__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+  /* ./syntax//mmbuilder.nit:1264 */
+  fra.me.REG[3] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[4])(fra.me.REG[4]);
+  /* ./../lib/standard//collection//array.nit:23 */
+  REGB0 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+  }
+  REGB0 = ATTR_array___AbstractArrayRead____length(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:1264 */
+  ATTR_mmbuilder___AClosureDecl____position(fra.me.REG[2]) = REGB0;
+  /* ./syntax//mmbuilder.nit:1265 */
+  fra.me.REG[4] = CALL_mmbuilder___SignatureBuilder___closure_decls(fra.me.REG[4])(fra.me.REG[4]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[2]);
+  /* ./syntax//mmbuilder.nit:1266 */
+  fra.me.REG[4] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[4] = CALL_syntax_base___Token___to_symbol(fra.me.REG[4])(fra.me.REG[4]);
+  fra.me.REG[3] = CALL_parser_nodes___AClosureDecl___n_id(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[1] = NEW_ClosureVariable_syntax_base___ClosureVariable___init(fra.me.REG[4], fra.me.REG[3], fra.me.REG[1]);
+  ATTR_mmbuilder___AClosureDecl____variable(fra.me.REG[2]) = fra.me.REG[1];
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___AType___check_visibility(val_t  self, val_t  param0, val_t  param1) {
-  struct trace_t trace = {NULL, NULL, 1204, LOCATE_mmbuilder___AType___check_visibility};
-  val_t variable[16];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[2] =  param1;
-  variable[4] = CALL_abstractmetamodel___MMLocalProperty___global( variable[2] /*p*/)( variable[2] /*p*/) /*MMLocalProperty::global*/;
-  variable[4] = CALL_abstractmetamodel___MMGlobalProperty___visibility_level(variable[4])(variable[4]) /*MMGlobalProperty::visibility_level*/;
-  variable[4] = TAG_Bool(UNTAG_Int(variable[4])>=UNTAG_Int( TAG_Int(3)));
-  if (UNTAG_Bool(variable[4])) { /*if*/
-    goto return_label124;
-  }
-  variable[5] = variable[0];
-  variable[5] = CALL_syntax_base___PType___get_stype(variable[5])(variable[5],  variable[1] /*v*/) /*AType::get_stype*/;
-  variable[4] = variable[5];
-  variable[5] = TAG_Bool(( variable[4] /*t*/ ==  NIT_NULL /*null*/) || (( variable[4] /*t*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[4] /*t*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[4] /*t*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[4] /*t*/)( variable[4] /*t*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[5])) { /*if*/
-    goto return_label124;
-  }
-  variable[6] = CALL_static_type___MMType___local_class( variable[4] /*t*/)( variable[4] /*t*/) /*MMType::local_class*/;
-  variable[5] = variable[6];
-  variable[6] = TAG_Bool(( variable[5] /*bc*/ ==  NIT_NULL /*null*/) || (( variable[5] /*bc*/ != NIT_NULL) && ((CALL_kernel___Object_____eqeq( variable[5] /*bc*/)==kernel___Object_____eqeq)?(IS_EQUAL_NN( variable[5] /*bc*/, NIT_NULL /*null*/)):(UNTAG_Bool(CALL_kernel___Object_____eqeq( variable[5] /*bc*/)( variable[5] /*bc*/,  NIT_NULL /*null*/) /*Object::==*/)))));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    goto return_label124;
-  }
-  variable[6] = CALL_abstractmetamodel___MMLocalClass___global( variable[5] /*bc*/)( variable[5] /*bc*/) /*MMLocalClass::global*/;
-  variable[6] = CALL_abstractmetamodel___MMGlobalClass___visibility_level(variable[6])(variable[6]) /*MMGlobalClass::visibility_level*/;
-  variable[6] = TAG_Bool(UNTAG_Int(variable[6])>=UNTAG_Int( TAG_Int(3)));
-  if (UNTAG_Bool(variable[6])) { /*if*/
-    variable[6] = variable[0];
-    variable[7] = NEW_Array_array___Array___with_capacity(TAG_Int(5)); /*new Array[String]*/
-    variable[8] = NEW_String_string___String___with_native(BOX_NativeString("Access error: Class "), TAG_Int(20)); /*new String*/
-    variable[9] = variable[8];
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[9]) /*AbstractArray::add*/;
-    variable[10] =  variable[5] /*bc*/;
-    variable[10] = CALL_string___Object___to_s(variable[10])(variable[10]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[10]) /*AbstractArray::add*/;
-    variable[11] = NEW_String_string___String___with_native(BOX_NativeString(" is private and cannot be used in the signature of the non-private property "), TAG_Int(76)); /*new String*/
-    variable[12] = variable[11];
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[12]) /*AbstractArray::add*/;
-    variable[13] =  variable[2] /*p*/;
-    variable[13] = CALL_string___Object___to_s(variable[13])(variable[13]) /*Object::to_s*/;
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[13]) /*AbstractArray::add*/;
-    variable[14] = NEW_String_string___String___with_native(BOX_NativeString("."), TAG_Int(1)); /*new String*/
-    variable[15] = variable[14];
-    CALL_abstract_collection___SimpleCollection___add(variable[7])(variable[7], variable[15]) /*AbstractArray::add*/;
-    variable[7] = CALL_string___Object___to_s(variable[7])(variable[7]) /*Object::to_s*/;
-    CALL_syntax_base___AbsSyntaxVisitor___error( variable[1] /*v*/)( variable[1] /*v*/, variable[6], variable[7]) /*AbsSyntaxVisitor::error*/;
-  }
-  variable[6] = variable[0];
-  variable[6] = CALL_parser_nodes___AType___n_types(variable[6])(variable[6]) /*AType::n_types*/;
-  variable[6] = CALL_abstract_collection___Collection___iterator(variable[6])(variable[6]) /*List::iterator*/;
-  while (true) { /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___is_ok(variable[6])(variable[6]) /*ListIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[7])) break; /*for*/
-    variable[7] = CALL_abstract_collection___Iterator___item(variable[6])(variable[6]) /*ListIterator::item*/;
-    variable[8] = variable[7];
-    CALL_mmbuilder___PType___check_visibility( variable[8] /*n*/)( variable[8] /*n*/,  variable[1] /*v*/,  variable[2] /*p*/) /*PType::check_visibility*/;
-    continue_125: while(0);
-    CALL_abstract_collection___Iterator___next(variable[6])(variable[6]) /*ListIterator::next*/;
-  }
-  break_125: while(0);
-  return_label124: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AType___check_visibility(val_t p0, val_t p1, val_t p2){
+  struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+    static val_t once_value_2; /* Once value */
+    static val_t once_value_3; /* Once value */
+    static val_t once_value_4; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1271;
+  fra.me.meth = LOCATE_mmbuilder___AType___check_visibility;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 6;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[5] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  fra.me.REG[2] = p2;
+  /* ./syntax//mmbuilder.nit:1274 */
+  fra.me.REG[3] = CALL_abstractmetamodel___MMLocalProperty___global(fra.me.REG[2])(fra.me.REG[2]);
+  REGB0 = CALL_abstractmetamodel___MMGlobalProperty___visibility_level(fra.me.REG[3])(fra.me.REG[3]);
+  REGB1 = TAG_Int(3);
+  /* ./../lib/standard//kernel.nit:213 */
+  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
+  /* ./syntax//mmbuilder.nit:1274 */
+  if (UNTAG_Bool(REGB1)) {
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:1275 */
+  fra.me.REG[3] = CALL_syntax_base___AType___get_stype(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* ./syntax//mmbuilder.nit:1276 */
+  REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+      REGB0 = TAG_Bool(false);
+      REGB1 = REGB0;
+    } else {
+      REGB0 = CALL_kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
+      REGB1 = REGB0;
+    }
+  }
+  if (UNTAG_Bool(REGB1)) {
+    goto label1;
+  }
+  /* ./syntax//mmbuilder.nit:1277 */
+  REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+    nit_abort("Reciever is null", NULL, LOCATE_mmbuilder, 1277);
+  }
+  fra.me.REG[3] = CALL_static_type___MMType___local_class(fra.me.REG[3])(fra.me.REG[3]);
+  /* ./syntax//mmbuilder.nit:1278 */
+  fra.me.REG[4] = CALL_abstractmetamodel___MMLocalClass___global(fra.me.REG[3])(fra.me.REG[3]);
+  REGB1 = CALL_abstractmetamodel___MMGlobalClass___visibility_level(fra.me.REG[4])(fra.me.REG[4]);
+  REGB0 = TAG_Int(3);
+  /* ./../lib/standard//kernel.nit:213 */
+  REGB0 = TAG_Bool(UNTAG_Int(REGB1)>=UNTAG_Int(REGB0));
+  /* ./syntax//mmbuilder.nit:1278 */
+  if (UNTAG_Bool(REGB0)) {
+    /* ./syntax//mmbuilder.nit:1279 */
+    REGB0 = TAG_Int(5);
+    fra.me.REG[4] = NEW_Array_array___Array___with_capacity(REGB0);
+    if (!once_value_2) {
+      fra.me.REG[5] = BOX_NativeString("Access error: Class ");
+      REGB0 = TAG_Int(20);
+      fra.me.REG[5] = NEW_String_string___String___with_native(fra.me.REG[5], REGB0);
+      once_value_2 = fra.me.REG[5];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[5] = once_value_2;
+    fra.me.REG[5] = fra.me.REG[5];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[3])(fra.me.REG[3]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+    if (!once_value_3) {
+      fra.me.REG[3] = BOX_NativeString(" is private and cannot be used in the signature of the non-private property ");
+      REGB0 = TAG_Int(76);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+      once_value_3 = fra.me.REG[3];
+      register_static_object(&once_value_3);
+    } else fra.me.REG[3] = once_value_3;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+    fra.me.REG[3] = CALL_string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+    if (!once_value_4) {
+      fra.me.REG[3] = BOX_NativeString(".");
+      REGB0 = TAG_Int(1);
+      fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+      once_value_4 = fra.me.REG[3];
+      register_static_object(&once_value_4);
+    } else fra.me.REG[3] = once_value_4;
+    fra.me.REG[3] = fra.me.REG[3];
+    CALL_abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
+    fra.me.REG[4] = CALL_string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
+    CALL_syntax_base___AbsSyntaxVisitor___error(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[4]);
+  }
+  /* ./syntax//mmbuilder.nit:1281 */
+  fra.me.REG[0] = CALL_parser_nodes___AType___n_types(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_abstract_collection___Collection___iterate(fra.me.REG[0])(fra.me.REG[0], (&(fra.me)), ((fun_t)OC_mmbuilder___AType___check_visibility_5));
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PExpr___accept_class_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1221, LOCATE_mmbuilder___PExpr___accept_class_builder};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label126: while(false);
-  tracehead = trace.prev;
+  void OC_mmbuilder___AType___check_visibility_5(struct stack_frame_t *closctx, val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
+    struct {struct stack_frame_t me;} fra;
+    fun_t CREG[1];
+    val_t tmp;
+    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+    fra.me.file = LOCATE_mmbuilder;
+    fra.me.line = 0;
+    fra.me.meth = LOCATE_mmbuilder___AType___check_visibility;
+    fra.me.has_broke = 0;
+    fra.me.REG_size = 1;
+    fra.me.REG[0] = NIT_NULL;
+    fra.me.closure_ctx = closctx_param;
+    fra.me.closure_funs = CREG;
+    fra.me.REG[0] = p0;
+    CREG[0] = clos_fun0;
+    /* ./syntax//mmbuilder.nit:1282 */
+    CALL_mmbuilder___AType___check_visibility(fra.me.REG[0])(fra.me.REG[0], closctx->REG[1], closctx->REG[2]);
+    stack_frame_head = fra.me.prev;
+    return;
+  }
+void mmbuilder___AExpr___accept_class_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1288;
+  fra.me.meth = LOCATE_mmbuilder___AExpr___accept_class_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PExpr___accept_property_builder(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1222, LOCATE_mmbuilder___PExpr___accept_property_builder};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label127: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AExpr___accept_property_builder(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1289;
+  fra.me.meth = LOCATE_mmbuilder___AExpr___accept_property_builder;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void mmbuilder___PExpr___accept_property_verifier(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 1223, LOCATE_mmbuilder___PExpr___accept_property_verifier};
-  val_t variable[3];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_mmbuilder;
-  variable[0] =  self;
-  variable[1] =  param0;
-  return_label128: while(false);
-  tracehead = trace.prev;
+void mmbuilder___AExpr___accept_property_verifier(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_mmbuilder;
+  fra.me.line = 1290;
+  fra.me.meth = LOCATE_mmbuilder___AExpr___accept_property_verifier;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  stack_frame_head = fra.me.prev;
   return;
 }