ni_nitdoc: better link handling
[nit.git] / c_src / metamodel___inheritance._sep.c
index 3cad2af..294ad45 100644 (file)
@@ -1,5 +1,6 @@
 /* This C file is generated by NIT to compile module metamodel___inheritance. */
 #include "metamodel___inheritance._sep.h"
+static const char LOCATE_metamodel___inheritance___MMContext___handle_property_conflict[] = "inheritance::MMContext::handle_property_conflict";
 void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, val_t p1, val_t p2){
   struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
   val_t REGB0;
@@ -23,6 +24,7 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   fra.me.meth = LOCATE_metamodel___inheritance___MMContext___handle_property_conflict;
   fra.me.has_broke = 0;
   fra.me.REG_size = 7;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -33,14 +35,14 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
   fra.me.REG[2] = p2;
-  /* ./metamodel//inheritance.nit:28 */
+  /* metamodel/inheritance.nit:28 */
   fra.me.REG[3] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[2])(fra.me.REG[2]);
   REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
     nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 28);
   }
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalProperty___global(fra.me.REG[3])(fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:29 */
+  /* metamodel/inheritance.nit:29 */
   fra.me.REG[4] = CALL_standard___file___Object___stderr(fra.me.REG[0])(fra.me.REG[0]);
   if (!once_value_1) {
     fra.me.REG[5] = BOX_NativeString("Fatal error: inherit_local_property error\n");
@@ -51,7 +53,7 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   } else fra.me.REG[5] = once_value_1;
   fra.me.REG[5] = fra.me.REG[5];
   CALL_standard___stream___OStream___write(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
-  /* ./metamodel//inheritance.nit:30 */
+  /* metamodel/inheritance.nit:30 */
   REGB0 = TAG_Int(7);
   fra.me.REG[5] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
   if (!once_value_2) {
@@ -100,24 +102,24 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
   fra.me.REG[5] = CALL_standard___string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
   CALL_standard___file___Object___print(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[5] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -125,18 +127,18 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[1] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:32 */
+      /* metamodel/inheritance.nit:32 */
       REGB1 = TAG_Int(3);
       fra.me.REG[4] = NEW_Array_standard___collection___array___Array___with_capacity(REGB1);
       if (!once_value_6) {
@@ -161,19 +163,19 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1]);
       fra.me.REG[4] = CALL_standard___string___Object___to_s(fra.me.REG[4])(fra.me.REG[4]);
       CALL_standard___file___Object___print(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label8;
     }
   }
   label8: while(0);
-  /* ./metamodel//inheritance.nit:34 */
+  /* metamodel/inheritance.nit:34 */
   REGB0 = TAG_Int(3);
   fra.me.REG[5] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
   if (!once_value_9) {
@@ -200,7 +202,7 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[2]);
   fra.me.REG[5] = CALL_standard___string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
   CALL_standard___file___Object___print(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
-  /* ./metamodel//inheritance.nit:35 */
+  /* metamodel/inheritance.nit:35 */
   REGB0 = TAG_Int(3);
   fra.me.REG[5] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
   if (!once_value_11) {
@@ -226,12 +228,13 @@ void metamodel___inheritance___MMContext___handle_property_conflict(val_t p0, va
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3]);
   fra.me.REG[5] = CALL_standard___string___Object___to_s(fra.me.REG[5])(fra.me.REG[5]);
   CALL_standard___file___Object___print(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
-  /* ./metamodel//inheritance.nit:36 */
+  /* metamodel/inheritance.nit:36 */
   REGB0 = TAG_Int(1);
   CALL_standard___kernel___Object___exit(fra.me.REG[0])(fra.me.REG[0], REGB0);
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMModule___type_any[] = "inheritance::MMModule::type_any";
 val_t metamodel___inheritance___MMModule___type_any(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -244,10 +247,11 @@ val_t metamodel___inheritance___MMModule___type_any(val_t p0){
   fra.me.meth = LOCATE_metamodel___inheritance___MMModule___type_any;
   fra.me.has_broke = 0;
   fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:44 */
+  /* metamodel/inheritance.nit:44 */
   if (!once_value_1) {
     if (!once_value_2) {
       fra.me.REG[1] = BOX_NativeString("Object");
@@ -257,19 +261,60 @@ val_t metamodel___inheritance___MMModule___type_any(val_t p0){
       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_standard___symbol___String___to_symbol(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];
   fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMModule___class_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:45 */
+  /* metamodel/inheritance.nit:45 */
   fra.me.REG[1] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
   goto label3;
   label3: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___inheritance___MMModule___type_any_extern[] = "inheritance::MMModule::type_any_extern";
+val_t metamodel___inheritance___MMModule___type_any_extern(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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_metamodel___inheritance;
+  fra.me.line = 48;
+  fra.me.meth = LOCATE_metamodel___inheritance___MMModule___type_any_extern;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* metamodel/inheritance.nit:51 */
+  if (!once_value_1) {
+    if (!once_value_2) {
+      fra.me.REG[1] = BOX_NativeString("Pointer");
+      REGB0 = TAG_Int(7);
+      fra.me.REG[1] = NEW_String_standard___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];
+  fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMModule___class_by_name(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  /* metamodel/inheritance.nit:52 */
+  fra.me.REG[1] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
+  goto label3;
+  label3: while(0);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[1];
+}
+static const char LOCATE_metamodel___inheritance___MMModule___import_global_classes[] = "inheritance::MMModule::import_global_classes";
 void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
   val_t REGB0;
@@ -278,25 +323,26 @@ void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 48;
+  fra.me.line = 55;
   fra.me.meth = LOCATE_metamodel___inheritance___MMModule___import_global_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:51 */
+  /* metamodel/inheritance.nit:58 */
   fra.me.REG[1] = NEW_HashMap_standard___collection___hash_collection___HashMap___init();
-  /* ./metamodel//inheritance.nit:52 */
+  /* metamodel/inheritance.nit:59 */
   fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMModule___mhe(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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
@@ -306,33 +352,33 @@ void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 52);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 59);
   }
-  /* ./metamodel//inheritance.nit:53 */
+  /* metamodel/inheritance.nit:60 */
   fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMModule___mhe(fra.me.REG[0])(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 53);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 60);
   }
   fra.me.REG[1] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[1])(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -340,28 +386,28 @@ void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:54 */
+      /* metamodel/inheritance.nit:61 */
       fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMModule___global_classes(fra.me.REG[3])(fra.me.REG[3]);
       CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[3])(fra.me.REG[3], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMModule___import_global_classes_1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label3;
     }
   }
@@ -379,29 +425,30 @@ void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
         fra.me.meth = LOCATE_metamodel___inheritance___MMModule___import_global_classes;
         fra.me.has_broke = 0;
         fra.me.REG_size = 3;
+        fra.me.nitni_local_ref_head = NULL;
         fra.me.REG[0] = NIT_NULL;
         fra.me.REG[1] = NIT_NULL;
         fra.me.REG[2] = NIT_NULL;
         fra.me.REG[0] = p0;
-        /* ./metamodel//inheritance.nit:55 */
+        /* metamodel/inheritance.nit:62 */
         fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMModule___global_classes(closctx->REG[0])(closctx->REG[0]);
         REGB0 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
         if (UNTAG_Bool(REGB0)) {
           goto label2;
         }
-        /* ./metamodel//inheritance.nit:56 */
+        /* metamodel/inheritance.nit:63 */
         REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMModule____global_classes(closctx->REG[0])!=NIT_NULL);
         if (UNTAG_Bool(REGB0)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_global_classes", LOCATE_metamodel___inheritance, 56);
+          nit_abort("Uninitialized attribute %s", "_global_classes", LOCATE_metamodel___inheritance, 63);
         }
         fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMModule____global_classes(closctx->REG[0]);
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
-        /* ./metamodel//inheritance.nit:57 */
+        /* metamodel/inheritance.nit:64 */
         REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMModule____global_class_by_name(closctx->REG[0])!=NIT_NULL);
         if (UNTAG_Bool(REGB0)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_global_class_by_name", LOCATE_metamodel___inheritance, 57);
+          nit_abort("Uninitialized attribute %s", "_global_class_by_name", LOCATE_metamodel___inheritance, 64);
         }
         fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMModule____global_class_by_name(closctx->REG[0]);
         fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMGlobalClass___name(fra.me.REG[0])(fra.me.REG[0]);
@@ -410,24 +457,26 @@ void metamodel___inheritance___MMModule___import_global_classes(val_t p0){
         stack_frame_head = fra.me.prev;
         return;
       }
+static const char LOCATE_metamodel___inheritance___MMModule___import_local_classes[] = "inheritance::MMModule::import_local_classes";
 void metamodel___inheritance___MMModule___import_local_classes(val_t p0){
   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_metamodel___inheritance;
-  fra.me.line = 63;
+  fra.me.line = 70;
   fra.me.meth = LOCATE_metamodel___inheritance___MMModule___import_local_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:66 */
+  /* metamodel/inheritance.nit:73 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMModule____global_classes(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_global_classes", LOCATE_metamodel___inheritance, 66);
+    nit_abort("Uninitialized attribute %s", "_global_classes", LOCATE_metamodel___inheritance, 73);
   }
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMModule____global_classes(fra.me.REG[0]);
   CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[1])(fra.me.REG[1], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMModule___import_local_classes_1));
@@ -445,29 +494,31 @@ void metamodel___inheritance___MMModule___import_local_classes(val_t p0){
     fra.me.meth = LOCATE_metamodel___inheritance___MMModule___import_local_classes;
     fra.me.has_broke = 0;
     fra.me.REG_size = 2;
+    fra.me.nitni_local_ref_head = NULL;
     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;
-    /* ./metamodel//inheritance.nit:67 */
+    /* metamodel/inheritance.nit:74 */
     REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMModule____local_class_by_global(closctx->REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_local_class_by_global", LOCATE_metamodel___inheritance, 67);
+      nit_abort("Uninitialized attribute %s", "_local_class_by_global", LOCATE_metamodel___inheritance, 74);
     }
     fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMModule____local_class_by_global(closctx->REG[0]);
     REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
     if (UNTAG_Bool(REGB0)) {
       goto label2;
     }
-    /* ./metamodel//inheritance.nit:68 */
+    /* metamodel/inheritance.nit:75 */
     fra.me.REG[0] = NEW_MMImplicitLocalClass_metamodel___inheritance___MMImplicitLocalClass___init(closctx->REG[0], fra.me.REG[0]);
     label2: while(0);
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___compute_super_classes[] = "inheritance::MMLocalClass::compute_super_classes";
 void metamodel___inheritance___MMLocalClass___compute_super_classes(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
   val_t REGB0;
@@ -477,30 +528,31 @@ void metamodel___inheritance___MMLocalClass___compute_super_classes(val_t p0){
       static val_t once_value_3; /* Once value */
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 81;
+  fra.me.line = 88;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___compute_super_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:84 */
+  /* metamodel/inheritance.nit:91 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
-    /* ./metamodel//inheritance.nit:86 */
+    /* metamodel/inheritance.nit:93 */
     goto label1;
   } else {
-    /* ./metamodel//inheritance.nit:87 */
+    /* metamodel/inheritance.nit:94 */
     REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____computing_super(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_computing_super", LOCATE_metamodel___inheritance, 87);
+      nit_abort("Uninitialized attribute %s", "_computing_super", LOCATE_metamodel___inheritance, 94);
     }
     REGB0 = ATTR_metamodel___inheritance___MMLocalClass____computing_super(fra.me.REG[0]);
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:88 */
+      /* metamodel/inheritance.nit:95 */
       fra.me.REG[1] = CALL_standard___file___Object___stderr(fra.me.REG[0])(fra.me.REG[0]);
       REGB0 = TAG_Int(3);
       fra.me.REG[2] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
@@ -526,41 +578,41 @@ void metamodel___inheritance___MMLocalClass___compute_super_classes(val_t p0){
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
       fra.me.REG[2] = CALL_standard___string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
       CALL_standard___stream___OStream___write(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-      /* ./metamodel//inheritance.nit:89 */
+      /* metamodel/inheritance.nit:96 */
       REGB0 = TAG_Int(1);
       CALL_standard___kernel___Object___exit(fra.me.REG[0])(fra.me.REG[0], REGB0);
     }
   }
-  /* ./metamodel//inheritance.nit:91 */
-  REGB0 = TAG_Bool(true);
+  /* metamodel/inheritance.nit:98 */
+  REGB0 = TAG_Bool(1);
   ATTR_metamodel___inheritance___MMLocalClass____computing_super(fra.me.REG[0]) = REGB0;
-  /* ./metamodel//inheritance.nit:93 */
+  /* metamodel/inheritance.nit:100 */
   fra.me.REG[2] = NEW_Array_standard___collection___array___Array___init();
-  /* ./metamodel//inheritance.nit:94 */
+  /* metamodel/inheritance.nit:101 */
   CALL_metamodel___inheritance___MMLocalClass___add_explicit_classes(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:95 */
+  /* metamodel/inheritance.nit:102 */
   CALL_metamodel___inheritance___MMLocalClass___add_super_classes(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:96 */
+  /* metamodel/inheritance.nit:103 */
   CALL_metamodel___inheritance___MMLocalClass___add_default_any_class(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:97 */
+  /* metamodel/inheritance.nit:104 */
   CALL_metamodel___inheritance___MMLocalClass___compute_super_parents(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:98 */
+  /* metamodel/inheritance.nit:105 */
   fra.me.REG[1] = NEW_HashSet_standard___collection___hash_collection___HashSet___init();
-  /* ./metamodel//inheritance.nit:99 */
+  /* metamodel/inheritance.nit:106 */
   CALL_standard___collection___abstract_collection___SimpleCollection___add_all(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:100 */
+  /* metamodel/inheritance.nit:107 */
   fra.me.REG[1] = CALL_standard___collection___array___Collection___to_a(fra.me.REG[1])(fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:101 */
+  /* metamodel/inheritance.nit:108 */
   fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
   CALL_metamodel___abstractmetamodel___MMModule___set_supers_class(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:102 */
+  /* metamodel/inheritance.nit:109 */
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
@@ -570,16 +622,16 @@ void metamodel___inheritance___MMLocalClass___compute_super_classes(val_t p0){
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 102);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 109);
   }
-  /* ./metamodel//inheritance.nit:103 */
+  /* metamodel/inheritance.nit:110 */
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____cshe(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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
@@ -589,46 +641,50 @@ void metamodel___inheritance___MMLocalClass___compute_super_classes(val_t p0){
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 103);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 110);
   }
-  /* ./metamodel//inheritance.nit:104 */
-  REGB0 = TAG_Bool(false);
+  /* metamodel/inheritance.nit:111 */
+  REGB0 = TAG_Bool(0);
   ATTR_metamodel___inheritance___MMLocalClass____computing_super(fra.me.REG[0]) = REGB0;
   label1: while(0);
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___compute_ancestors[] = "inheritance::MMLocalClass::compute_ancestors";
 void metamodel___inheritance___MMLocalClass___compute_ancestors(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 107;
+  fra.me.line = 114;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___compute_ancestors;
   fra.me.has_broke = 0;
   fra.me.REG_size = 3;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:110 */
+  /* metamodel/inheritance.nit:117 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 110);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 117);
   }
-  /* ./metamodel//inheritance.nit:111 */
+  /* metamodel/inheritance.nit:118 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_ancestors(fra.me.REG[0])(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:113 */
+  /* metamodel/inheritance.nit:120 */
   fra.me.REG[1] = CALL_metamodel___inheritance___MMLocalClass___build_ancestors(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[1] = CALL_metamodel___inheritance___MMLocalClass___group_ancestors(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:114 */
+  /* metamodel/inheritance.nit:121 */
   fra.me.REG[2] = NEW_HashMap_standard___collection___hash_collection___HashMap___init();
   ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]) = fra.me.REG[2];
+  /* metamodel/inheritance.nit:123 */
+  fra.me.REG[1] = CALL_standard___collection___abstract_collection___MapRead___values(fra.me.REG[1])(fra.me.REG[1]);
   CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[1])(fra.me.REG[1], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMLocalClass___compute_ancestors_2));
   label1: while(0);
   stack_frame_head = fra.me.prev;
@@ -641,44 +697,45 @@ void metamodel___inheritance___MMLocalClass___compute_ancestors(val_t p0){
     val_t REGB2;
     fun_t CREG[1];
     val_t tmp;
-    /* ./metamodel//inheritance.nit:116 */
     fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
     fra.me.file = LOCATE_metamodel___inheritance;
     fra.me.line = 0;
     fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___compute_ancestors;
     fra.me.has_broke = 0;
     fra.me.REG_size = 2;
+    fra.me.nitni_local_ref_head = NULL;
     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;
-    /* ./metamodel//inheritance.nit:117 */
+    /* metamodel/inheritance.nit:124 */
     REGB0 = CALL_standard___collection___abstract_collection___Collection___length(fra.me.REG[0])(fra.me.REG[0]);
     REGB1 = TAG_Int(1);
     REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
     if (UNTAG_Bool(REGB2)) {
     } else {
-      /* ./../lib/standard//kernel.nit:210 */
+      /* ../lib/standard/kernel.nit:230 */
       REGB1 = TAG_Bool((REGB0)==(REGB1));
-      /* ./metamodel//inheritance.nit:117 */
+      /* metamodel/inheritance.nit:124 */
       REGB2 = REGB1;
     }
     if (UNTAG_Bool(REGB2)) {
-      /* ./metamodel//inheritance.nit:118 */
+      /* metamodel/inheritance.nit:125 */
       fra.me.REG[1] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
       CALL_metamodel___static_type___MMLocalClass___add_ancestor(closctx->REG[0])(closctx->REG[0], fra.me.REG[1]);
     } else {
-      /* ./metamodel//inheritance.nit:120 */
+      /* metamodel/inheritance.nit:127 */
       fra.me.REG[1] = CALL_metamodel___inheritance___MMLocalClass___merge_ancestors(closctx->REG[0])(closctx->REG[0], fra.me.REG[0]);
-      /* ./metamodel//inheritance.nit:121 */
+      /* metamodel/inheritance.nit:128 */
       fra.me.REG[0] = CALL_metamodel___inheritance___MMLocalClass___merge_ancestors(closctx->REG[0])(closctx->REG[0], fra.me.REG[0]);
       CALL_metamodel___static_type___MMLocalClass___add_ancestor(closctx->REG[0])(closctx->REG[0], fra.me.REG[0]);
     }
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___inherit_global_properties[] = "inheritance::MMLocalClass::inherit_global_properties";
 void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
@@ -687,64 +744,65 @@ void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 128;
+  fra.me.line = 135;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___inherit_global_properties;
   fra.me.has_broke = 0;
   fra.me.REG_size = 5;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:131 */
+  /* metamodel/inheritance.nit:138 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____are_global_properties_inherited(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_are_global_properties_inherited", LOCATE_metamodel___inheritance, 131);
+    nit_abort("Uninitialized attribute %s", "_are_global_properties_inherited", LOCATE_metamodel___inheritance, 138);
   }
   REGB0 = ATTR_metamodel___inheritance___MMLocalClass____are_global_properties_inherited(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:132 */
-  REGB0 = TAG_Bool(true);
+  /* metamodel/inheritance.nit:139 */
+  REGB0 = TAG_Bool(1);
   ATTR_metamodel___inheritance___MMLocalClass____are_global_properties_inherited(fra.me.REG[0]) = REGB0;
-  /* ./metamodel//inheritance.nit:134 */
+  /* metamodel/inheritance.nit:141 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 134);
+    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 141);
   }
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:135 */
+  /* metamodel/inheritance.nit:142 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 135);
+    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 142);
   }
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:136 */
+  /* metamodel/inheritance.nit:143 */
   fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[2] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[2])(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -752,28 +810,28 @@ void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:137 */
+      /* metamodel/inheritance.nit:144 */
       fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___global_properties(fra.me.REG[4])(fra.me.REG[4]);
       CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[4])(fra.me.REG[4], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMLocalClass___inherit_global_properties_2));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label4;
     }
   }
@@ -794,18 +852,19 @@ void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0
         fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___inherit_global_properties;
         fra.me.has_broke = 0;
         fra.me.REG_size = 3;
+        fra.me.nitni_local_ref_head = NULL;
         fra.me.REG[0] = NIT_NULL;
         fra.me.REG[1] = NIT_NULL;
         fra.me.REG[2] = NIT_NULL;
         fra.me.REG[0] = p0;
-        /* ./metamodel//inheritance.nit:138 */
+        /* metamodel/inheritance.nit:145 */
         REGB0 = CALL_standard___collection___abstract_collection___Collection___has(closctx->REG[1])(closctx->REG[1], fra.me.REG[0]);
         if (UNTAG_Bool(REGB0)) {
           goto label3;
         }
-        /* ./metamodel//inheritance.nit:140 */
+        /* metamodel/inheritance.nit:147 */
         CALL_standard___collection___abstract_collection___SimpleCollection___add(closctx->REG[1])(closctx->REG[1], fra.me.REG[0]);
-        /* ./metamodel//inheritance.nit:144 */
+        /* metamodel/inheritance.nit:151 */
         REGB0 = CALL_metamodel___abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[0])(fra.me.REG[0]);
         if (UNTAG_Bool(REGB0)) {
           fra.me.REG[1] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
@@ -820,14 +879,14 @@ void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0
           }
           REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
         } else {
-          REGB1 = TAG_Bool(false);
+          REGB1 = TAG_Bool(0);
           REGB0 = REGB1;
         }
         if (UNTAG_Bool(REGB0)) {
-          /* ./metamodel//inheritance.nit:146 */
+          /* metamodel/inheritance.nit:153 */
           goto label3;
         }
-        /* ./metamodel//inheritance.nit:150 */
+        /* metamodel/inheritance.nit:157 */
         fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[0])(fra.me.REG[0]);
         fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalProperty___name(fra.me.REG[2])(fra.me.REG[2]);
         fra.me.REG[2] = CALL_standard___string___Object___to_s(fra.me.REG[2])(fra.me.REG[2]);
@@ -837,62 +896,64 @@ void metamodel___inheritance___MMLocalClass___inherit_global_properties(val_t p0
         REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
         if (UNTAG_Bool(REGB2)) {
         } else {
-          /* ./../lib/standard//kernel.nit:350 */
+          /* ../lib/standard/kernel.nit:381 */
           REGB1 = TAG_Bool((REGB0)==(REGB1));
-          /* ./metamodel//inheritance.nit:150 */
+          /* metamodel/inheritance.nit:157 */
           REGB2 = REGB1;
         }
         if (UNTAG_Bool(REGB2)) {
           goto label3;
         }
-        /* ./metamodel//inheritance.nit:152 */
+        /* metamodel/inheritance.nit:159 */
         CALL_metamodel___inheritance___MMLocalClass___make_visible_an_inherited_global_property(closctx->REG[0])(closctx->REG[0], fra.me.REG[0]);
         label3: while(0);
         stack_frame_head = fra.me.prev;
         return;
       }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___global_properties[] = "inheritance::MMLocalClass::(abstractmetamodel::MMLocalClass::global_properties)";
 val_t metamodel___inheritance___MMLocalClass___global_properties(val_t p0){
   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_metamodel___inheritance;
-  fra.me.line = 157;
+  fra.me.line = 164;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___global_properties;
   fra.me.has_broke = 0;
   fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:159 */
+  /* metamodel/inheritance.nit:166 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____are_global_properties_inherited(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_are_global_properties_inherited", LOCATE_metamodel___inheritance, 159);
+    nit_abort("Uninitialized attribute %s", "_are_global_properties_inherited", LOCATE_metamodel___inheritance, 166);
   }
   REGB0 = ATTR_metamodel___inheritance___MMLocalClass____are_global_properties_inherited(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
     REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 159);
+      nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 166);
     }
     fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:160 */
+  /* metamodel/inheritance.nit:167 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 160);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 167);
   }
-  /* ./metamodel//inheritance.nit:161 */
+  /* metamodel/inheritance.nit:168 */
   CALL_metamodel___inheritance___MMLocalClass___inherit_global_properties(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:162 */
+  /* metamodel/inheritance.nit:169 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 162);
+    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 169);
   }
   fra.me.REG[0] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
   fra.me.REG[1] = fra.me.REG[0];
@@ -901,6 +962,7 @@ val_t metamodel___inheritance___MMLocalClass___global_properties(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___has_global_property[] = "inheritance::MMLocalClass::(abstractmetamodel::MMLocalClass::has_global_property)";
 val_t metamodel___inheritance___MMLocalClass___has_global_property(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
@@ -910,10 +972,11 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property(val_t p0, val
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 165;
+  fra.me.line = 172;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___has_global_property;
   fra.me.has_broke = 0;
   fra.me.REG_size = 5;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -921,48 +984,48 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property(val_t p0, val
   fra.me.REG[4] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:169 */
+  /* metamodel/inheritance.nit:176 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(false);
+    REGB0 = TAG_Bool(0);
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:171 */
+  /* metamodel/inheritance.nit:178 */
   REGB1 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 171);
+    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 178);
   }
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:172 */
+  /* metamodel/inheritance.nit:179 */
   REGB1 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
   if (UNTAG_Bool(REGB1)) {
-    REGB1 = TAG_Bool(true);
+    REGB1 = TAG_Bool(1);
     REGB0 = REGB1;
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:173 */
+  /* metamodel/inheritance.nit:180 */
   fra.me.REG[0] = CALL_metamodel___abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[0] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB1 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB2)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB2)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
     REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
@@ -970,47 +1033,48 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property(val_t p0, val
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
       if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB1)];
-      /* ./metamodel//inheritance.nit:174 */
+      /* metamodel/inheritance.nit:181 */
       REGB2 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1]);
       if (UNTAG_Bool(REGB2)) {
-        /* ./metamodel//inheritance.nit:175 */
+        /* metamodel/inheritance.nit:182 */
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-        /* ./metamodel//inheritance.nit:176 */
-        REGB2 = TAG_Bool(true);
+        /* metamodel/inheritance.nit:183 */
+        REGB2 = TAG_Bool(1);
         REGB0 = REGB2;
         goto label1;
       }
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = REGB2;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label2;
     }
   }
   label2: while(0);
-  /* ./metamodel//inheritance.nit:179 */
-  REGB1 = TAG_Bool(false);
+  /* metamodel/inheritance.nit:186 */
+  REGB1 = TAG_Bool(0);
   REGB0 = REGB1;
   goto label1;
   label1: while(0);
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___has_global_property_by_name[] = "inheritance::MMLocalClass::(abstractmetamodel::MMLocalClass::has_global_property_by_name)";
 val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[8];} fra;
   val_t REGB0;
@@ -1021,10 +1085,11 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 182;
+  fra.me.line = 189;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___has_global_property_by_name;
   fra.me.has_broke = 0;
   fra.me.REG_size = 9;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -1036,114 +1101,114 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
   fra.me.REG[8] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:186 */
+  /* metamodel/inheritance.nit:193 */
   REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(false);
+    REGB0 = TAG_Bool(0);
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:189 */
+  /* metamodel/inheritance.nit:196 */
   CALL_metamodel___inheritance___MMLocalClass___compute_super_classes(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:191 */
+  /* metamodel/inheritance.nit:198 */
   REGB1 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 191);
+    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 198);
   }
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
   REGB1 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
   if (UNTAG_Bool(REGB1)) {
-    /* ./metamodel//inheritance.nit:192 */
+    /* metamodel/inheritance.nit:199 */
     REGB1 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 192);
+      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 199);
     }
     fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
     fra.me.REG[2] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
     REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 192);
+      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 199);
     }
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-    /* ./metamodel//inheritance.nit:192 */
+    /* metamodel/inheritance.nit:199 */
     REGB2 = TAG_Int(1);
     REGB3 = TAG_Bool(IS_EQUAL_OO(REGB1,REGB2));
     if (UNTAG_Bool(REGB3)) {
     } else {
-      /* ./../lib/standard//kernel.nit:210 */
+      /* ../lib/standard/kernel.nit:230 */
       REGB2 = TAG_Bool((REGB1)==(REGB2));
-      /* ./metamodel//inheritance.nit:192 */
+      /* metamodel/inheritance.nit:199 */
       REGB3 = REGB2;
     }
     REGB0 = REGB3;
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:194 */
+  /* metamodel/inheritance.nit:201 */
   REGB3 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB3)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 194);
+    nit_abort("Uninitialized attribute %s", "_global_properties", LOCATE_metamodel___inheritance, 201);
   }
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global_properties(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:196 */
+  /* metamodel/inheritance.nit:203 */
   REGB3 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB3)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 196);
+    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 203);
   }
   fra.me.REG[3] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
   REGB3 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
   if (UNTAG_Bool(REGB3)) {
-    /* ./metamodel//inheritance.nit:197 */
+    /* metamodel/inheritance.nit:204 */
     REGB3 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB3)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 197);
+      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 204);
     }
     fra.me.REG[3] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
     fra.me.REG[3] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
   } else {
-    /* ./metamodel//inheritance.nit:199 */
+    /* metamodel/inheritance.nit:206 */
     fra.me.REG[4] = NEW_Array_standard___collection___array___Array___init();
     fra.me.REG[3] = fra.me.REG[4];
-    /* ./metamodel//inheritance.nit:200 */
+    /* metamodel/inheritance.nit:207 */
     REGB3 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB3)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 200);
+      nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 207);
     }
     fra.me.REG[4] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
     CALL_standard___collection___abstract_collection___Map_____braeq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1], fra.me.REG[3]);
   }
-  /* ./metamodel//inheritance.nit:202 */
+  /* metamodel/inheritance.nit:209 */
   fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[4] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[4])(fra.me.REG[4]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB3 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
   if (UNTAG_Bool(REGB2)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[5] = ATTR_standard___collection___array___Array____items(fra.me.REG[4]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
     if (UNTAG_Bool(REGB2)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
     REGB1 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
@@ -1151,29 +1216,29 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
       if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB3)];
-      /* ./metamodel//inheritance.nit:203 */
+      /* metamodel/inheritance.nit:210 */
       REGB2 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property_by_name(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[1]);
       if (UNTAG_Bool(REGB2)) {
-        /* ./metamodel//inheritance.nit:204 */
+        /* metamodel/inheritance.nit:211 */
         fra.me.REG[6] = CALL_metamodel___abstractmetamodel___MMLocalClass___get_property_by_name(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[1]);
-        /* ./metamodel//inheritance.nit:205 */
+        /* metamodel/inheritance.nit:212 */
         REGB2 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[6]);
         REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
         if (UNTAG_Bool(REGB2)) {
           CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[6]);
         }
-        /* ./metamodel//inheritance.nit:206 */
+        /* metamodel/inheritance.nit:213 */
         REGB2 = CALL_metamodel___abstractmetamodel___MMGlobalProperty___is_init(fra.me.REG[6])(fra.me.REG[6]);
         if (UNTAG_Bool(REGB2)) {
           fra.me.REG[7] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[6])(fra.me.REG[6]);
@@ -1188,13 +1253,13 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
           }
           REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
         } else {
-          REGB1 = TAG_Bool(false);
+          REGB1 = TAG_Bool(0);
           REGB2 = REGB1;
         }
         if (UNTAG_Bool(REGB2)) {
           goto label2;
         }
-        /* ./metamodel//inheritance.nit:207 */
+        /* metamodel/inheritance.nit:214 */
         fra.me.REG[8] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[6])(fra.me.REG[6]);
         fra.me.REG[8] = CALL_metamodel___abstractmetamodel___MMLocalProperty___name(fra.me.REG[8])(fra.me.REG[8]);
         fra.me.REG[8] = CALL_standard___string___Object___to_s(fra.me.REG[8])(fra.me.REG[8]);
@@ -1205,67 +1270,67 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
         } else {
           REGB4 = TAG_Bool(fra.me.REG[8]==NIT_NULL);
           if (UNTAG_Bool(REGB4)) {
-            REGB4 = TAG_Bool(false);
+            REGB4 = TAG_Bool(0);
             REGB1 = REGB4;
           } else {
-            /* ./../lib/standard//kernel.nit:350 */
+            /* ../lib/standard/kernel.nit:381 */
             REGB2 = TAG_Bool((fra.me.REG[8])==(REGB2));
-            /* ./metamodel//inheritance.nit:207 */
+            /* metamodel/inheritance.nit:214 */
             REGB1 = REGB2;
           }
         }
         if (UNTAG_Bool(REGB1)) {
           goto label2;
         }
-        /* ./metamodel//inheritance.nit:208 */
+        /* metamodel/inheritance.nit:215 */
         REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 208);
+          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 215);
         }
         REGB1 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[6]);
         if (UNTAG_Bool(REGB1)) {
           goto label2;
         }
-        /* ./metamodel//inheritance.nit:209 */
+        /* metamodel/inheritance.nit:216 */
         REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 209);
+          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 216);
         }
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[6]);
       }
       label2: while(0);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB3)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB3 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label3;
     }
   }
   label3: while(0);
-  /* ./metamodel//inheritance.nit:212 */
+  /* metamodel/inheritance.nit:219 */
   REGB3 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
   if (UNTAG_Bool(REGB3)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 212);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 219);
   }
-  /* ./../lib/standard//collection//array.nit:23 */
+  /* ../lib/standard/collection/array.nit:24 */
   REGB3 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
   if (UNTAG_Bool(REGB3)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
   }
   REGB3 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:212 */
+  /* metamodel/inheritance.nit:219 */
   REGB1 = TAG_Int(1);
   REGB2 = TAG_Bool(IS_EQUAL_OO(REGB3,REGB1));
   if (UNTAG_Bool(REGB2)) {
   } else {
-    /* ./../lib/standard//kernel.nit:210 */
+    /* ../lib/standard/kernel.nit:230 */
     REGB1 = TAG_Bool((REGB3)==(REGB1));
-    /* ./metamodel//inheritance.nit:212 */
+    /* metamodel/inheritance.nit:219 */
     REGB2 = REGB1;
   }
   REGB0 = REGB2;
@@ -1274,16 +1339,18 @@ val_t metamodel___inheritance___MMLocalClass___has_global_property_by_name(val_t
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___make_visible_an_inherited_global_property[] = "inheritance::MMLocalClass::make_visible_an_inherited_global_property";
 void metamodel___inheritance___MMLocalClass___make_visible_an_inherited_global_property(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 215;
+  fra.me.line = 222;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___make_visible_an_inherited_global_property;
   fra.me.has_broke = 0;
   fra.me.REG_size = 5;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -1291,58 +1358,61 @@ void metamodel___inheritance___MMLocalClass___make_visible_an_inherited_global_p
   fra.me.REG[4] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:218 */
+  /* metamodel/inheritance.nit:225 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 218);
+    nit_abort("Uninitialized attribute %s", "_properties_by_name", LOCATE_metamodel___inheritance, 225);
   }
   fra.me.REG[0] = ATTR_metamodel___abstractmetamodel___MMLocalClass____properties_by_name(fra.me.REG[0]);
-  /* ./metamodel//inheritance.nit:219 */
+  /* metamodel/inheritance.nit:226 */
   fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[1])(fra.me.REG[1]);
   fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalProperty___name(fra.me.REG[2])(fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:221 */
+  /* metamodel/inheritance.nit:228 */
   REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
   if (UNTAG_Bool(REGB0)) {
-    /* ./metamodel//inheritance.nit:222 */
+    /* metamodel/inheritance.nit:229 */
     fra.me.REG[3] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
   } else {
-    /* ./metamodel//inheritance.nit:224 */
+    /* metamodel/inheritance.nit:231 */
     fra.me.REG[4] = NEW_Array_standard___collection___array___Array___init();
     fra.me.REG[3] = fra.me.REG[4];
-    /* ./metamodel//inheritance.nit:225 */
+    /* metamodel/inheritance.nit:232 */
     CALL_standard___collection___abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2], fra.me.REG[3]);
   }
-  /* ./metamodel//inheritance.nit:227 */
+  /* metamodel/inheritance.nit:234 */
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___add_direct_parent[] = "inheritance::MMLocalClass::add_direct_parent";
 void metamodel___inheritance___MMLocalClass___add_direct_parent(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_metamodel___inheritance;
-  fra.me.line = 230;
+  fra.me.line = 237;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___add_direct_parent;
   fra.me.has_broke = 0;
   fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:233 */
+  /* metamodel/inheritance.nit:240 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 233);
+    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 240);
   }
   fra.me.REG[0] = ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0]);
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___computed_super_classes[] = "inheritance::MMLocalClass::computed_super_classes";
 val_t metamodel___inheritance___MMLocalClass___computed_super_classes(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -1350,21 +1420,22 @@ val_t metamodel___inheritance___MMLocalClass___computed_super_classes(val_t p0){
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 236;
+  fra.me.line = 243;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___computed_super_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 2;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:239 */
+  /* metamodel/inheritance.nit:246 */
   fra.me.REG[1] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
@@ -1379,7 +1450,7 @@ val_t metamodel___inheritance___MMLocalClass___computed_super_classes(val_t p0){
     } else {
       REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(false);
+        REGB1 = TAG_Bool(0);
         REGB0 = REGB1;
       } else {
         REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
@@ -1388,7 +1459,7 @@ val_t metamodel___inheritance___MMLocalClass___computed_super_classes(val_t p0){
     }
     REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   } else {
-    REGB1 = TAG_Bool(false);
+    REGB1 = TAG_Bool(0);
     REGB0 = REGB1;
   }
   goto label1;
@@ -1396,6 +1467,7 @@ val_t metamodel___inheritance___MMLocalClass___computed_super_classes(val_t p0){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___computed_ancestors[] = "inheritance::MMLocalClass::computed_ancestors";
 val_t metamodel___inheritance___MMLocalClass___computed_ancestors(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1403,20 +1475,21 @@ val_t metamodel___inheritance___MMLocalClass___computed_ancestors(val_t p0){
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 242;
+  fra.me.line = 249;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___computed_ancestors;
   fra.me.has_broke = 0;
   fra.me.REG_size = 1;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:245 */
+  /* metamodel/inheritance.nit:252 */
   fra.me.REG[0] = ATTR_metamodel___static_type___MMLocalClass____ancestors(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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
@@ -1429,6 +1502,7 @@ val_t metamodel___inheritance___MMLocalClass___computed_ancestors(val_t p0){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___ancestor_for[] = "inheritance::MMLocalClass::ancestor_for";
 val_t metamodel___inheritance___MMLocalClass___ancestor_for(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
   val_t REGB0;
@@ -1436,10 +1510,11 @@ val_t metamodel___inheritance___MMLocalClass___ancestor_for(val_t p0, val_t p1){
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 248;
+  fra.me.line = 255;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___ancestor_for;
   fra.me.has_broke = 0;
   fra.me.REG_size = 6;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -1448,14 +1523,14 @@ val_t metamodel___inheritance___MMLocalClass___ancestor_for(val_t p0, val_t p1){
   fra.me.REG[5] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:252 */
+  /* metamodel/inheritance.nit:259 */
   fra.me.REG[2] = CALL_metamodel___static_type___MMLocalClass___ancestors(fra.me.REG[0])(fra.me.REG[0]);
   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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
@@ -1465,52 +1540,52 @@ val_t metamodel___inheritance___MMLocalClass___ancestor_for(val_t p0, val_t p1){
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 252);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 259);
   }
-  /* ./metamodel//inheritance.nit:254 */
+  /* metamodel/inheritance.nit:261 */
   fra.me.REG[2] = ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 254);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 261);
   }
   REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
   if (UNTAG_Bool(REGB0)) {
-    /* ./metamodel//inheritance.nit:255 */
+    /* metamodel/inheritance.nit:262 */
     fra.me.REG[2] = ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]);
     REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 255);
+      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 262);
     }
     fra.me.REG[2] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
     goto label1;
   }
-  /* ./metamodel//inheritance.nit:257 */
+  /* metamodel/inheritance.nit:264 */
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___for_module(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:258 */
+  /* metamodel/inheritance.nit:265 */
   fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___cshe(fra.me.REG[0])(fra.me.REG[0]);
   REGB0 = CALL_metamodel___partial_order___PartialOrderElement_____leq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 258);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 265);
   }
-  /* ./metamodel//inheritance.nit:260 */
+  /* metamodel/inheritance.nit:267 */
   fra.me.REG[4] = ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 260);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 267);
   }
   REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
   if (UNTAG_Bool(REGB0)) {
-    /* ./metamodel//inheritance.nit:261 */
+    /* metamodel/inheritance.nit:268 */
     fra.me.REG[4] = ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]);
     REGB0 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 261);
+      nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 268);
     }
     fra.me.REG[3] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[3]);
   } else {
-    /* ./metamodel//inheritance.nit:262 */
+    /* metamodel/inheritance.nit:269 */
     fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___global(fra.me.REG[1])(fra.me.REG[1]);
     fra.me.REG[5] = ATTR_metamodel___abstractmetamodel___MMLocalClass____global(fra.me.REG[0]);
     REGB0 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[4],fra.me.REG[5]));
@@ -1520,144 +1595,294 @@ val_t metamodel___inheritance___MMLocalClass___ancestor_for(val_t p0, val_t p1){
       REGB0 = REGB1;
     }
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:263 */
+      /* metamodel/inheritance.nit:270 */
       fra.me.REG[5] = NEW_MMRefineAncestor_metamodel___inheritance___MMRefineAncestor___init(fra.me.REG[0], fra.me.REG[1]);
       fra.me.REG[3] = fra.me.REG[5];
     } else {
-      /* ./metamodel//inheritance.nit:265 */
+      /* metamodel/inheritance.nit:272 */
       fra.me.REG[5] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[0])(fra.me.REG[0]);
       fra.me.REG[4] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
       fra.me.REG[4] = NEW_MMSpecAncestor_metamodel___inheritance___MMSpecAncestor___init(fra.me.REG[5], fra.me.REG[4]);
       fra.me.REG[3] = fra.me.REG[4];
     }
   }
-  /* ./metamodel//inheritance.nit:267 */
+  /* metamodel/inheritance.nit:274 */
   fra.me.REG[0] = ATTR_metamodel___static_type___MMLocalClass____ancestors(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 267);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 274);
   }
   CALL_standard___collection___abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:268 */
+  /* metamodel/inheritance.nit:275 */
   fra.me.REG[2] = fra.me.REG[3];
   goto label1;
   label1: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[2];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass_____bra[] = "inheritance::MMLocalClass::(abstractmetamodel::MMLocalClass::[])";
 val_t metamodel___inheritance___MMLocalClass_____bra(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
+  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_metamodel___inheritance;
-  fra.me.line = 271;
+  fra.me.line = 278;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass_____bra;
   fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
+  fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:273 */
+  /* metamodel/inheritance.nit:280 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 273);
+    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 280);
   }
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
   REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
   if (UNTAG_Bool(REGB0)) {
-    /* ./metamodel//inheritance.nit:274 */
+    /* metamodel/inheritance.nit:281 */
     REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB0)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 274);
+      nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 281);
     }
     fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
     fra.me.REG[2] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
     goto label1;
   } else {
-    /* ./metamodel//inheritance.nit:275 */
+    /* metamodel/inheritance.nit:282 */
     REGB0 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:276 */
-      fra.me.REG[1] = CALL_metamodel___inheritance___MMLocalClass___inherit_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-      fra.me.REG[2] = fra.me.REG[1];
+      /* metamodel/inheritance.nit:283 */
+      fra.me.REG[3] = CALL_metamodel___inheritance___MMLocalClass___inherit_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+      fra.me.REG[2] = fra.me.REG[3];
       goto label1;
     } else {
-      /* ./metamodel//inheritance.nit:278 */
-      nit_abort("Aborted", NULL, LOCATE_metamodel___inheritance, 278);
+      /* metamodel/inheritance.nit:284 */
+      REGB0 = CALL_metamodel___inheritance___MMLocalClass___computed_super_classes(fra.me.REG[0])(fra.me.REG[0]);
+      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+      if (UNTAG_Bool(REGB0)) {
+        /* metamodel/inheritance.nit:285 */
+        CALL_metamodel___inheritance___MMLocalClass___compute_super_classes(fra.me.REG[0])(fra.me.REG[0]);
+        /* metamodel/inheritance.nit:286 */
+        CALL_metamodel___inheritance___MMLocalClass___computed_ancestors(fra.me.REG[0])(fra.me.REG[0]);
+        /* metamodel/inheritance.nit:287 */
+        CALL_metamodel___inheritance___MMLocalClass___inherit_global_properties(fra.me.REG[0])(fra.me.REG[0]);
+        /* metamodel/inheritance.nit:288 */
+        REGB0 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        if (UNTAG_Bool(REGB0)) {
+        } else {
+          nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 288);
+        }
+        /* metamodel/inheritance.nit:289 */
+        fra.me.REG[1] = CALL_metamodel___inheritance___MMLocalClass___inherit_local_property(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+        fra.me.REG[2] = fra.me.REG[1];
+        goto label1;
+      } else {
+        /* metamodel/inheritance.nit:291 */
+        nit_abort("Aborted", NULL, LOCATE_metamodel___inheritance, 291);
+      }
     }
   }
   label1: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[2];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___add_default_any_class[] = "inheritance::MMLocalClass::add_default_any_class";
 void metamodel___inheritance___MMLocalClass___add_default_any_class(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} 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_1; /* Once value */
+    static val_t once_value_2; /* 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_metamodel___inheritance;
-  fra.me.line = 282;
+  fra.me.line = 295;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___add_default_any_class;
   fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
+  fra.me.REG_size = 5;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:285 */
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[1])(fra.me.REG[1]);
-  if (UNTAG_Bool(REGB0)) {
-    fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
-    if (!once_value_1) {
-      if (!once_value_2) {
-        fra.me.REG[3] = BOX_NativeString("Object");
-        REGB0 = TAG_Int(6);
-        fra.me.REG[3] = NEW_String_standard___string___String___with_native(fra.me.REG[3], REGB0);
-        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];
-      fra.me.REG[3] = CALL_standard___symbol___String___to_symbol(fra.me.REG[3])(fra.me.REG[3]);
-      once_value_1 = fra.me.REG[3];
-      register_static_object(&once_value_1);
-    } else fra.me.REG[3] = once_value_1;
+  /* metamodel/inheritance.nit:299 */
+  fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
+  if (!once_value_1) {
+    if (!once_value_2) {
+      fra.me.REG[3] = BOX_NativeString("Object");
+      REGB0 = TAG_Int(6);
+      fra.me.REG[3] = NEW_String_standard___string___String___with_native(fra.me.REG[3], REGB0);
+      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];
-    REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[2],fra.me.REG[3]));
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-      REGB0 = REGB1;
-    }
-    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    fra.me.REG[3] = CALL_symbol___String___to_symbol(fra.me.REG[3])(fra.me.REG[3]);
+    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];
+  REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[2],fra.me.REG[3]));
+  if (UNTAG_Bool(REGB0)) {
   } else {
-    REGB1 = TAG_Bool(false);
+    REGB1 = CALL_standard___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)) {
-    /* ./metamodel//inheritance.nit:286 */
-    fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
-    fra.me.REG[3] = CALL_metamodel___inheritance___MMModule___type_any(fra.me.REG[3])(fra.me.REG[3]);
-    /* ./metamodel//inheritance.nit:287 */
-    fra.me.REG[2] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[3])(fra.me.REG[3]);
-    CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-    /* ./metamodel//inheritance.nit:288 */
-    fra.me.REG[3] = NEW_MMDefaultAncestor_metamodel___inheritance___MMDefaultAncestor___init(fra.me.REG[0], fra.me.REG[3]);
-    /* ./metamodel//inheritance.nit:289 */
-    CALL_metamodel___inheritance___MMLocalClass___add_direct_parent(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    /* metamodel/inheritance.nit:300 */
+    REGB0 = TAG_Bool(0);
+    /* metamodel/inheritance.nit:301 */
+    REGB1 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[1])(fra.me.REG[1]);
+    if (UNTAG_Bool(REGB1)) {
+      /* metamodel/inheritance.nit:302 */
+      REGB1 = TAG_Bool(1);
+      REGB0 = REGB1;
+    } else {
+      /* metamodel/inheritance.nit:303 */
+      fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+      REGB1 = CALL_metamodel___abstractmetamodel___MMGlobalClass___is_extern(fra.me.REG[3])(fra.me.REG[3]);
+      if (UNTAG_Bool(REGB1)) {
+        /* metamodel/inheritance.nit:304 */
+        REGB1 = TAG_Bool(1);
+        REGB0 = REGB1;
+        /* ../lib/standard/collection/array.nit:266 */
+        fra.me.REG[3] = fra.me.REG[1];
+        /* ../lib/standard/collection/array.nit:269 */
+        REGB1 = TAG_Int(0);
+        /* ../lib/standard/collection/array.nit:270 */
+        REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+        if (UNTAG_Bool(REGB2)) {
+        } else {
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
+        }
+        REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
+        /* ../lib/standard/collection/array.nit:271 */
+        fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
+        /* ../lib/standard/collection/array.nit:272 */
+        while(1) {
+          /* ../lib/standard/collection/array.nit:24 */
+          REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
+          if (UNTAG_Bool(REGB2)) {
+          } else {
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
+          }
+          REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
+          REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
+          if (UNTAG_Bool(REGB3)) {
+          } else {
+            nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
+          }
+          /* ../lib/standard/kernel.nit:235 */
+          REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
+          /* ../lib/standard/collection/array.nit:272 */
+          if (UNTAG_Bool(REGB2)) {
+            /* ../lib/standard/collection/array.nit:273 */
+            REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+            if (UNTAG_Bool(REGB2)) {
+              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+            }
+            /* ../lib/standard/collection/array.nit:718 */
+            fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB1)];
+            /* metamodel/inheritance.nit:306 */
+            fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___global(fra.me.REG[4])(fra.me.REG[4]);
+            REGB2 = CALL_metamodel___abstractmetamodel___MMGlobalClass___is_extern(fra.me.REG[4])(fra.me.REG[4]);
+            if (UNTAG_Bool(REGB2)) {
+              /* metamodel/inheritance.nit:307 */
+              REGB2 = TAG_Bool(0);
+              REGB0 = REGB2;
+              /* metamodel/inheritance.nit:308 */
+              goto label3;
+            }
+            /* ../lib/standard/collection/array.nit:274 */
+            REGB2 = TAG_Int(1);
+            /* ../lib/standard/kernel.nit:238 */
+            REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
+            /* ../lib/standard/collection/array.nit:274 */
+            REGB1 = REGB2;
+          } else {
+            /* ../lib/standard/collection/array.nit:272 */
+            goto label4;
+          }
+        }
+        label4: while(0);
+        label3: while(0);
+      }
+    }
+    /* metamodel/inheritance.nit:313 */
+    if (UNTAG_Bool(REGB0)) {
+      /* metamodel/inheritance.nit:315 */
+      fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___name(fra.me.REG[0])(fra.me.REG[0]);
+      if (!once_value_5) {
+        if (!once_value_6) {
+          fra.me.REG[3] = BOX_NativeString("Pointer");
+          REGB0 = TAG_Int(7);
+          fra.me.REG[3] = NEW_String_standard___string___String___with_native(fra.me.REG[3], REGB0);
+          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];
+        fra.me.REG[3] = CALL_symbol___String___to_symbol(fra.me.REG[3])(fra.me.REG[3]);
+        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];
+      REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[2],fra.me.REG[3]));
+      if (UNTAG_Bool(REGB0)) {
+      } else {
+        REGB1 = CALL_standard___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)) {
+        fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___global(fra.me.REG[0])(fra.me.REG[0]);
+        REGB0 = CALL_metamodel___abstractmetamodel___MMGlobalClass___is_extern(fra.me.REG[3])(fra.me.REG[3]);
+      } else {
+        REGB1 = TAG_Bool(0);
+        REGB0 = REGB1;
+      }
+      if (UNTAG_Bool(REGB0)) {
+        /* metamodel/inheritance.nit:316 */
+        fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
+        fra.me.REG[3] = CALL_metamodel___inheritance___MMModule___type_any_extern(fra.me.REG[3])(fra.me.REG[3]);
+      } else {
+        /* metamodel/inheritance.nit:318 */
+        fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
+        fra.me.REG[2] = CALL_metamodel___inheritance___MMModule___type_any(fra.me.REG[2])(fra.me.REG[2]);
+        fra.me.REG[3] = fra.me.REG[2];
+      }
+      /* metamodel/inheritance.nit:320 */
+      REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+      if (UNTAG_Bool(REGB0)) {
+        nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 320);
+      }
+      fra.me.REG[2] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[3])(fra.me.REG[3]);
+      CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
+      /* metamodel/inheritance.nit:321 */
+      fra.me.REG[3] = NEW_MMDefaultAncestor_metamodel___inheritance___MMDefaultAncestor___init(fra.me.REG[0], fra.me.REG[3]);
+      /* metamodel/inheritance.nit:322 */
+      CALL_metamodel___inheritance___MMLocalClass___add_direct_parent(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+    }
   }
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___add_super_classes[] = "inheritance::MMLocalClass::add_super_classes";
 void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[7];} fra;
   val_t REGB0;
@@ -1667,10 +1892,11 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 293;
+  fra.me.line = 327;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___add_super_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 8;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -1681,14 +1907,14 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
   fra.me.REG[7] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:296 */
+  /* metamodel/inheritance.nit:330 */
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(fra.me.REG[0]);
   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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
@@ -1698,33 +1924,33 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 296);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 330);
   }
-  /* ./metamodel//inheritance.nit:297 */
+  /* metamodel/inheritance.nit:331 */
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 297);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 331);
   }
   fra.me.REG[2] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[2])(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -1732,38 +1958,38 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:298 */
+      /* metamodel/inheritance.nit:332 */
       fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMLocalClass___cshe(fra.me.REG[4])(fra.me.REG[4]);
       fra.me.REG[4] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[4])(fra.me.REG[4]);
-      /* ./../lib/standard//collection//array.nit:232 */
+      /* ../lib/standard/collection/array.nit:269 */
       REGB1 = TAG_Int(0);
-      /* ./../lib/standard//collection//array.nit:233 */
+      /* ../lib/standard/collection/array.nit:270 */
       REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
       if (UNTAG_Bool(REGB2)) {
       } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
       }
       REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
-      /* ./../lib/standard//collection//array.nit:234 */
+      /* ../lib/standard/collection/array.nit:271 */
       fra.me.REG[5] = ATTR_standard___collection___array___Array____items(fra.me.REG[4]);
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       while(1) {
-        /* ./../lib/standard//collection//array.nit:23 */
+        /* ../lib/standard/collection/array.nit:24 */
         REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
         if (UNTAG_Bool(REGB2)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
         }
         REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
         REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
@@ -1771,47 +1997,47 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
         } else {
           nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
         }
-        /* ./../lib/standard//kernel.nit:215 */
+        /* ../lib/standard/kernel.nit:235 */
         REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-        /* ./../lib/standard//collection//array.nit:235 */
+        /* ../lib/standard/collection/array.nit:272 */
         if (UNTAG_Bool(REGB2)) {
-          /* ./../lib/standard//collection//array.nit:236 */
+          /* ../lib/standard/collection/array.nit:273 */
           REGB2 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
           if (UNTAG_Bool(REGB2)) {
-            nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+            nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
           }
-          /* ./../lib/standard//collection//array.nit:652 */
+          /* ../lib/standard/collection/array.nit:718 */
           fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB1)];
-          /* ./metamodel//inheritance.nit:299 */
+          /* metamodel/inheritance.nit:333 */
           REGB2 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____mmmodule(fra.me.REG[0])!=NIT_NULL);
           if (UNTAG_Bool(REGB2)) {
           } else {
-            nit_abort("Uninitialized attribute %s", "_mmmodule", LOCATE_metamodel___inheritance, 299);
+            nit_abort("Uninitialized attribute %s", "_mmmodule", LOCATE_metamodel___inheritance, 333);
           }
           fra.me.REG[7] = ATTR_metamodel___abstractmetamodel___MMLocalClass____mmmodule(fra.me.REG[0]);
           fra.me.REG[7] = CALL_metamodel___abstractmetamodel___MMLocalClass___for_module(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[7]);
-          /* ./metamodel//inheritance.nit:300 */
+          /* metamodel/inheritance.nit:334 */
           CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[7]);
-          /* ./../lib/standard//collection//array.nit:237 */
+          /* ../lib/standard/collection/array.nit:274 */
           REGB2 = TAG_Int(1);
-          /* ./../lib/standard//kernel.nit:218 */
+          /* ../lib/standard/kernel.nit:238 */
           REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-          /* ./../lib/standard//collection//array.nit:237 */
+          /* ../lib/standard/collection/array.nit:274 */
           REGB1 = REGB2;
         } else {
-          /* ./../lib/standard//collection//array.nit:235 */
+          /* ../lib/standard/collection/array.nit:272 */
           goto label1;
         }
       }
       label1: while(0);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label2;
     }
   }
@@ -1819,6 +2045,7 @@ void metamodel___inheritance___MMLocalClass___add_super_classes(val_t p0, val_t
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___add_explicit_classes[] = "inheritance::MMLocalClass::add_explicit_classes";
 void metamodel___inheritance___MMLocalClass___add_explicit_classes(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
   val_t REGB0;
@@ -1827,41 +2054,42 @@ void metamodel___inheritance___MMLocalClass___add_explicit_classes(val_t p0, val
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 305;
+  fra.me.line = 339;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___add_explicit_classes;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:308 */
+  /* metamodel/inheritance.nit:342 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 308);
+    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 342);
   }
   fra.me.REG[0] = ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -1869,28 +2097,28 @@ void metamodel___inheritance___MMLocalClass___add_explicit_classes(val_t p0, val
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:309 */
+      /* metamodel/inheritance.nit:343 */
       fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___local_class(fra.me.REG[3])(fra.me.REG[3]);
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label1;
     }
   }
@@ -1898,6 +2126,7 @@ void metamodel___inheritance___MMLocalClass___add_explicit_classes(val_t p0, val
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___compute_super_parents[] = "inheritance::MMLocalClass::compute_super_parents";
 void metamodel___inheritance___MMLocalClass___compute_super_parents(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -1906,33 +2135,34 @@ void metamodel___inheritance___MMLocalClass___compute_super_parents(val_t p0, va
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 313;
+  fra.me.line = 347;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___compute_super_parents;
   fra.me.has_broke = 0;
   fra.me.REG_size = 3;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -1940,27 +2170,27 @@ void metamodel___inheritance___MMLocalClass___compute_super_parents(val_t p0, va
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:317 */
+      /* metamodel/inheritance.nit:351 */
       CALL_metamodel___inheritance___MMLocalClass___compute_super_classes(fra.me.REG[2])(fra.me.REG[2]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label1;
     }
   }
@@ -1968,6 +2198,7 @@ void metamodel___inheritance___MMLocalClass___compute_super_parents(val_t p0, va
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___build_ancestors[] = "inheritance::MMLocalClass::build_ancestors";
 val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
   val_t REGB0;
@@ -1976,10 +2207,11 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 321;
+  fra.me.line = 355;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___build_ancestors;
   fra.me.has_broke = 0;
   fra.me.REG_size = 6;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -1987,16 +2219,16 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
   fra.me.REG[4] = NIT_NULL;
   fra.me.REG[5] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:324 */
+  /* metamodel/inheritance.nit:358 */
   fra.me.REG[1] = NEW_Array_standard___collection___array___Array___init();
-  /* ./metamodel//inheritance.nit:326 */
+  /* metamodel/inheritance.nit:360 */
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(fra.me.REG[0]);
   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);
+      REGB1 = TAG_Bool(0);
       REGB0 = REGB1;
     } else {
       REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
@@ -2006,33 +2238,33 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 326);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 360);
   }
-  /* ./metamodel//inheritance.nit:327 */
+  /* metamodel/inheritance.nit:361 */
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____crhe(fra.me.REG[0]);
   REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 327);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 361);
   }
   fra.me.REG[2] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[2])(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -2040,18 +2272,18 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:328 */
+      /* metamodel/inheritance.nit:362 */
       REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[4],fra.me.REG[0]));
       if (UNTAG_Bool(REGB1)) {
       } else {
@@ -2061,49 +2293,49 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
       REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 328);
+        nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 362);
       }
-      /* ./metamodel//inheritance.nit:329 */
+      /* metamodel/inheritance.nit:363 */
       fra.me.REG[4] = NEW_MMRefineAncestor_metamodel___inheritance___MMRefineAncestor___init(fra.me.REG[0], fra.me.REG[4]);
-      /* ./metamodel//inheritance.nit:330 */
+      /* metamodel/inheritance.nit:364 */
       CALL_metamodel___inheritance___MMAncestor___add_in(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label1;
     }
   }
   label1: while(0);
-  /* ./metamodel//inheritance.nit:332 */
+  /* metamodel/inheritance.nit:366 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 332);
+    nit_abort("Uninitialized attribute %s", "_direct_parents", LOCATE_metamodel___inheritance, 366);
   }
   fra.me.REG[3] = ATTR_metamodel___inheritance___MMLocalClass____direct_parents(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -2111,18 +2343,18 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:333 */
+      /* metamodel/inheritance.nit:367 */
       fra.me.REG[5] = CALL_metamodel___static_type___MMAncestor___local_class(fra.me.REG[4])(fra.me.REG[4]);
       REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[5],fra.me.REG[0]));
       if (UNTAG_Bool(REGB1)) {
@@ -2133,28 +2365,29 @@ val_t metamodel___inheritance___MMLocalClass___build_ancestors(val_t p0){
       REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 333);
+        nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 367);
       }
-      /* ./metamodel//inheritance.nit:334 */
+      /* metamodel/inheritance.nit:368 */
       CALL_metamodel___inheritance___MMAncestor___add_in(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[1]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label2;
     }
   }
   label2: while(0);
-  /* ./metamodel//inheritance.nit:336 */
+  /* metamodel/inheritance.nit:370 */
   goto label3;
   label3: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___group_ancestors[] = "inheritance::MMLocalClass::group_ancestors";
 val_t metamodel___inheritance___MMLocalClass___group_ancestors(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
   val_t REGB0;
@@ -2163,10 +2396,11 @@ val_t metamodel___inheritance___MMLocalClass___group_ancestors(val_t p0, val_t p
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 339;
+  fra.me.line = 373;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___group_ancestors;
   fra.me.has_broke = 0;
   fra.me.REG_size = 7;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2176,26 +2410,26 @@ val_t metamodel___inheritance___MMLocalClass___group_ancestors(val_t p0, val_t p
   fra.me.REG[6] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:343 */
+  /* metamodel/inheritance.nit:377 */
   fra.me.REG[0] = NEW_HashMap_standard___collection___hash_collection___HashMap___init();
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -2203,53 +2437,54 @@ val_t metamodel___inheritance___MMLocalClass___group_ancestors(val_t p0, val_t p
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:345 */
+      /* metamodel/inheritance.nit:379 */
       fra.me.REG[4] = CALL_metamodel___static_type___MMAncestor___local_class(fra.me.REG[3])(fra.me.REG[3]);
-      /* ./metamodel//inheritance.nit:349 */
+      /* metamodel/inheritance.nit:383 */
       CALL_metamodel___inheritance___MMLocalClass___compute_ancestors(fra.me.REG[4])(fra.me.REG[4]);
-      /* ./metamodel//inheritance.nit:350 */
+      /* metamodel/inheritance.nit:384 */
       REGB1 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
       if (UNTAG_Bool(REGB1)) {
-        /* ./metamodel//inheritance.nit:351 */
+        /* metamodel/inheritance.nit:385 */
         fra.me.REG[5] = CALL_standard___collection___abstract_collection___MapRead_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4]);
       } else {
-        /* ./metamodel//inheritance.nit:353 */
+        /* metamodel/inheritance.nit:387 */
         fra.me.REG[6] = NEW_HashSet_standard___collection___hash_collection___HashSet___init();
         fra.me.REG[5] = fra.me.REG[6];
-        /* ./metamodel//inheritance.nit:354 */
+        /* metamodel/inheritance.nit:388 */
         CALL_standard___collection___abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[4], fra.me.REG[5]);
       }
-      /* ./metamodel//inheritance.nit:356 */
+      /* metamodel/inheritance.nit:390 */
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[3]);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label1;
     }
   }
   label1: while(0);
-  /* ./metamodel//inheritance.nit:358 */
+  /* metamodel/inheritance.nit:392 */
   goto label2;
   label2: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___merge_ancestors[] = "inheritance::MMLocalClass::merge_ancestors";
 val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
@@ -2262,10 +2497,11 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
     static val_t once_value_6; /* Once value */
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 361;
+  fra.me.line = 395;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___merge_ancestors;
   fra.me.has_broke = 0;
   fra.me.REG_size = 5;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2273,30 +2509,30 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
   fra.me.REG[4] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:364 */
+  /* metamodel/inheritance.nit:398 */
   fra.me.REG[2] = NEW_HashSet_standard___collection___hash_collection___HashSet___init();
-  /* ./metamodel//inheritance.nit:365 */
+  /* metamodel/inheritance.nit:399 */
   fra.me.REG[3] = NEW_Array_standard___collection___array___Array___init();
   CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[1])(fra.me.REG[1], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMLocalClass___merge_ancestors_1));
-  /* ./../lib/standard//collection//array.nit:23 */
+  /* ../lib/standard/collection/array.nit:24 */
   REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
   }
   REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:387 */
+  /* metamodel/inheritance.nit:421 */
   REGB1 = TAG_Int(1);
   REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
   if (UNTAG_Bool(REGB2)) {
   } else {
     nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
   }
-  /* ./../lib/standard//kernel.nit:217 */
+  /* ../lib/standard/kernel.nit:237 */
   REGB1 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB1));
-  /* ./metamodel//inheritance.nit:387 */
+  /* metamodel/inheritance.nit:421 */
   if (UNTAG_Bool(REGB1)) {
-    /* ./metamodel//inheritance.nit:388 */
+    /* metamodel/inheritance.nit:422 */
     fra.me.REG[2] = CALL_standard___file___Object___stderr(fra.me.REG[0])(fra.me.REG[0]);
     REGB1 = TAG_Int(5);
     fra.me.REG[1] = NEW_Array_standard___collection___array___Array___with_capacity(REGB1);
@@ -2342,11 +2578,11 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
     CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[4]);
     fra.me.REG[1] = CALL_standard___string___Object___to_s(fra.me.REG[1])(fra.me.REG[1]);
     CALL_standard___stream___OStream___write(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-    /* ./metamodel//inheritance.nit:389 */
+    /* metamodel/inheritance.nit:423 */
     REGB1 = TAG_Int(1);
     CALL_standard___kernel___Object___exit(fra.me.REG[0])(fra.me.REG[0], REGB1);
   }
-  /* ./metamodel//inheritance.nit:391 */
+  /* metamodel/inheritance.nit:425 */
   fra.me.REG[3] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[3])(fra.me.REG[3]);
   goto label7;
   label7: while(0);
@@ -2360,13 +2596,14 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
     val_t REGB2;
     fun_t CREG[1];
     val_t tmp;
-    /* ./metamodel//inheritance.nit:366 */
+    /* metamodel/inheritance.nit:400 */
     fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
     fra.me.file = LOCATE_metamodel___inheritance;
     fra.me.line = 0;
     fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___merge_ancestors;
     fra.me.has_broke = 0;
     fra.me.REG_size = 4;
+    fra.me.nitni_local_ref_head = NULL;
     fra.me.REG[0] = NIT_NULL;
     fra.me.REG[1] = NIT_NULL;
     fra.me.REG[2] = NIT_NULL;
@@ -2375,21 +2612,21 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
     fra.me.closure_funs = CREG;
     fra.me.REG[0] = p0;
     CREG[0] = clos_fun0;
-    /* ./metamodel//inheritance.nit:367 */
+    /* metamodel/inheritance.nit:401 */
     fra.me.REG[1] = CALL_standard___collection___abstract_collection___Collection___iterator(closctx->REG[1])(closctx->REG[1]);
-    /* ./metamodel//inheritance.nit:368 */
-    REGB0 = TAG_Bool(true);
-    /* ./metamodel//inheritance.nit:369 */
+    /* metamodel/inheritance.nit:402 */
+    REGB0 = TAG_Bool(1);
+    /* metamodel/inheritance.nit:403 */
     while(1) {
       REGB1 = CALL_standard___collection___abstract_collection___Iterator___is_ok(fra.me.REG[1])(fra.me.REG[1]);
       if (UNTAG_Bool(REGB1)) {
         REGB1 = REGB0;
       } else {
-        REGB2 = TAG_Bool(false);
+        REGB2 = TAG_Bool(0);
         REGB1 = REGB2;
       }
       if (UNTAG_Bool(REGB1)) {
-        /* ./metamodel//inheritance.nit:371 */
+        /* metamodel/inheritance.nit:405 */
         fra.me.REG[2] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
         REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[0],fra.me.REG[2]));
         if (UNTAG_Bool(REGB1)) {
@@ -2397,19 +2634,19 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
           REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
           REGB1 = REGB2;
         }
-        /* ./metamodel//inheritance.nit:372 */
+        /* metamodel/inheritance.nit:406 */
         fra.me.REG[2] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
         REGB1 = CALL_standard___collection___abstract_collection___Collection___has(closctx->REG[2])(closctx->REG[2], fra.me.REG[2]);
-        /* ./metamodel//inheritance.nit:373 */
+        /* metamodel/inheritance.nit:407 */
         fra.me.REG[2] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
         REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 373);
+          nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 407);
         }
         fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[2])(fra.me.REG[2]);
         fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
         REGB1 = CALL_metamodel___static_type___MMType_____l(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-        /* ./metamodel//inheritance.nit:375 */
+        /* metamodel/inheritance.nit:409 */
         fra.me.REG[3] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
         REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[0],fra.me.REG[3]));
         if (UNTAG_Bool(REGB1)) {
@@ -2418,7 +2655,7 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
           REGB1 = REGB2;
         }
         if (UNTAG_Bool(REGB1)) {
-          REGB1 = TAG_Bool(true);
+          REGB1 = TAG_Bool(1);
         } else {
           fra.me.REG[3] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
           REGB2 = CALL_standard___collection___abstract_collection___Collection___has(closctx->REG[2])(closctx->REG[2], fra.me.REG[3]);
@@ -2426,45 +2663,46 @@ val_t metamodel___inheritance___MMLocalClass___merge_ancestors(val_t p0, val_t p
         }
         REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
         if (UNTAG_Bool(REGB1)) {
-          /* ./metamodel//inheritance.nit:376 */
+          /* metamodel/inheritance.nit:410 */
           fra.me.REG[3] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[1])(fra.me.REG[1]);
           REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
           if (UNTAG_Bool(REGB1)) {
-            nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 376);
+            nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 410);
           }
           fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[3])(fra.me.REG[3]);
           fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
           REGB1 = CALL_metamodel___static_type___MMType_____l(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
         } else {
-          /* ./metamodel//inheritance.nit:375 */
-          REGB2 = TAG_Bool(false);
+          /* metamodel/inheritance.nit:409 */
+          REGB2 = TAG_Bool(0);
           REGB1 = REGB2;
         }
         if (UNTAG_Bool(REGB1)) {
-          /* ./metamodel//inheritance.nit:377 */
+          /* metamodel/inheritance.nit:411 */
           CALL_standard___collection___abstract_collection___SimpleCollection___add(closctx->REG[2])(closctx->REG[2], fra.me.REG[0]);
-          /* ./metamodel//inheritance.nit:378 */
-          REGB1 = TAG_Bool(false);
+          /* metamodel/inheritance.nit:412 */
+          REGB1 = TAG_Bool(0);
           REGB0 = REGB1;
         }
-        /* ./metamodel//inheritance.nit:380 */
+        /* metamodel/inheritance.nit:414 */
         CALL_standard___collection___abstract_collection___Iterator___next(fra.me.REG[1])(fra.me.REG[1]);
       } else {
-        /* ./metamodel//inheritance.nit:369 */
+        /* metamodel/inheritance.nit:403 */
         goto label2;
       }
     }
     label2: while(0);
-    /* ./metamodel//inheritance.nit:382 */
+    /* metamodel/inheritance.nit:416 */
     REGB0 = CALL_standard___collection___abstract_collection___Collection___has(closctx->REG[2])(closctx->REG[2], fra.me.REG[0]);
     REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:383 */
+      /* metamodel/inheritance.nit:417 */
       CALL_standard___collection___abstract_collection___SimpleCollection___add(closctx->REG[3])(closctx->REG[3], fra.me.REG[0]);
     }
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___inheritance___MMLocalClass___inherit_local_property[] = "inheritance::MMLocalClass::inherit_local_property";
 val_t metamodel___inheritance___MMLocalClass___inherit_local_property(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[7];} fra;
   val_t REGB0;
@@ -2473,10 +2711,11 @@ val_t metamodel___inheritance___MMLocalClass___inherit_local_property(val_t p0,
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 394;
+  fra.me.line = 428;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalClass___inherit_local_property;
   fra.me.has_broke = 0;
   fra.me.REG_size = 8;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2487,86 +2726,86 @@ val_t metamodel___inheritance___MMLocalClass___inherit_local_property(val_t p0,
   fra.me.REG[7] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:399 */
+  /* metamodel/inheritance.nit:433 */
   REGB0 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 399);
+    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 433);
   }
   fra.me.REG[2] = ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
   REGB0 = CALL_standard___collection___abstract_collection___MapRead___has_key(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
   REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 399);
+    nit_abort("Assert failed", NULL, LOCATE_metamodel___inheritance, 433);
   }
-  /* ./metamodel//inheritance.nit:403 */
+  /* metamodel/inheritance.nit:437 */
   fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___property_hierarchy(fra.me.REG[1])(fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:404 */
+  /* metamodel/inheritance.nit:438 */
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___che(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[3] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[3])(fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:405 */
+  /* metamodel/inheritance.nit:439 */
   REGB0 = CALL_standard___collection___abstract_collection___Collection___length(fra.me.REG[2])(fra.me.REG[2]);
   REGB1 = TAG_Int(1);
   REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
   if (UNTAG_Bool(REGB2)) {
   } else {
-    /* ./../lib/standard//kernel.nit:210 */
+    /* ../lib/standard/kernel.nit:230 */
     REGB1 = TAG_Bool((REGB0)==(REGB1));
-    /* ./metamodel//inheritance.nit:405 */
+    /* metamodel/inheritance.nit:439 */
     REGB2 = REGB1;
   }
   if (UNTAG_Bool(REGB2)) {
-    /* ./metamodel//inheritance.nit:407 */
+    /* metamodel/inheritance.nit:441 */
     fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMGlobalProperty___intro(fra.me.REG[1])(fra.me.REG[1]);
   } else {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
     if (UNTAG_Bool(REGB2)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-    /* ./metamodel//inheritance.nit:408 */
+    /* metamodel/inheritance.nit:442 */
     REGB1 = TAG_Int(1);
     REGB0 = TAG_Bool(IS_EQUAL_OO(REGB2,REGB1));
     if (UNTAG_Bool(REGB0)) {
     } else {
-      /* ./../lib/standard//kernel.nit:210 */
+      /* ../lib/standard/kernel.nit:230 */
       REGB1 = TAG_Bool((REGB2)==(REGB1));
-      /* ./metamodel//inheritance.nit:408 */
+      /* metamodel/inheritance.nit:442 */
       REGB0 = REGB1;
     }
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:410 */
+      /* metamodel/inheritance.nit:444 */
       fra.me.REG[5] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[3])(fra.me.REG[3]);
       REGB0 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
       if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 410);
+        nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 444);
       }
       fra.me.REG[5] = CALL_metamodel___abstractmetamodel___MMLocalClass_____bra(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
       fra.me.REG[4] = fra.me.REG[5];
     } else {
-      /* ./metamodel//inheritance.nit:414 */
+      /* metamodel/inheritance.nit:448 */
       fra.me.REG[5] = NEW_ArraySet_standard___collection___array___ArraySet___init();
-      /* ./../lib/standard//collection//array.nit:232 */
+      /* ../lib/standard/collection/array.nit:269 */
       REGB0 = TAG_Int(0);
-      /* ./../lib/standard//collection//array.nit:233 */
+      /* ../lib/standard/collection/array.nit:270 */
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
       }
       REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-      /* ./../lib/standard//collection//array.nit:234 */
+      /* ../lib/standard/collection/array.nit:271 */
       fra.me.REG[6] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       while(1) {
-        /* ./../lib/standard//collection//array.nit:23 */
+        /* ../lib/standard/collection/array.nit:24 */
         REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
         }
         REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
         REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -2574,80 +2813,81 @@ val_t metamodel___inheritance___MMLocalClass___inherit_local_property(val_t p0,
         } else {
           nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
         }
-        /* ./../lib/standard//kernel.nit:215 */
+        /* ../lib/standard/kernel.nit:235 */
         REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-        /* ./../lib/standard//collection//array.nit:235 */
+        /* ../lib/standard/collection/array.nit:272 */
         if (UNTAG_Bool(REGB1)) {
-          /* ./../lib/standard//collection//array.nit:236 */
+          /* ../lib/standard/collection/array.nit:273 */
           REGB1 = TAG_Bool(fra.me.REG[6]==NIT_NULL);
           if (UNTAG_Bool(REGB1)) {
-            nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+            nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
           }
-          /* ./../lib/standard//collection//array.nit:652 */
+          /* ../lib/standard/collection/array.nit:718 */
           fra.me.REG[7] = ((Nit_NativeArray)fra.me.REG[6])->val[UNTAG_Int(REGB0)];
-          /* ./metamodel//inheritance.nit:416 */
+          /* metamodel/inheritance.nit:450 */
           REGB1 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[1]);
           if (UNTAG_Bool(REGB1)) {
             fra.me.REG[7] = CALL_metamodel___abstractmetamodel___MMLocalClass_____bra(fra.me.REG[7])(fra.me.REG[7], fra.me.REG[1]);
             CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[7]);
           }
-          /* ./../lib/standard//collection//array.nit:237 */
+          /* ../lib/standard/collection/array.nit:274 */
           REGB1 = TAG_Int(1);
-          /* ./../lib/standard//kernel.nit:218 */
+          /* ../lib/standard/kernel.nit:238 */
           REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-          /* ./../lib/standard//collection//array.nit:237 */
+          /* ../lib/standard/collection/array.nit:274 */
           REGB0 = REGB1;
         } else {
-          /* ./../lib/standard//collection//array.nit:235 */
+          /* ../lib/standard/collection/array.nit:272 */
           goto label1;
         }
       }
       label1: while(0);
-      /* ./metamodel//inheritance.nit:419 */
+      /* metamodel/inheritance.nit:453 */
       fra.me.REG[5] = CALL_metamodel___partial_order___PartialOrder___select_smallests(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[5]);
-      /* ./../lib/standard//collection//array.nit:23 */
+      /* ../lib/standard/collection/array.nit:24 */
       REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[5])!=NIT_NULL);
       if (UNTAG_Bool(REGB0)) {
       } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
       }
       REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[5]);
-      /* ./metamodel//inheritance.nit:421 */
+      /* metamodel/inheritance.nit:455 */
       REGB1 = TAG_Int(1);
       REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
       if (UNTAG_Bool(REGB2)) {
       } else {
-        /* ./../lib/standard//kernel.nit:210 */
+        /* ../lib/standard/kernel.nit:230 */
         REGB1 = TAG_Bool((REGB0)==(REGB1));
-        /* ./metamodel//inheritance.nit:421 */
+        /* metamodel/inheritance.nit:455 */
         REGB2 = REGB1;
       }
       REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
       if (UNTAG_Bool(REGB2)) {
-        /* ./metamodel//inheritance.nit:422 */
+        /* metamodel/inheritance.nit:456 */
         fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMLocalClass___mmmodule(fra.me.REG[0])(fra.me.REG[0]);
         fra.me.REG[2] = CALL_metamodel___abstractmetamodel___MMModule___context(fra.me.REG[2])(fra.me.REG[2]);
         CALL_metamodel___inheritance___MMContext___handle_property_conflict(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0], fra.me.REG[5]);
       }
-      /* ./metamodel//inheritance.nit:424 */
+      /* metamodel/inheritance.nit:458 */
       fra.me.REG[5] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[5])(fra.me.REG[5]);
       fra.me.REG[4] = fra.me.REG[5];
     }
   }
-  /* ./metamodel//inheritance.nit:434 */
+  /* metamodel/inheritance.nit:468 */
   REGB2 = TAG_Bool(ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB2)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 434);
+    nit_abort("Uninitialized attribute %s", "_local_property_by_global", LOCATE_metamodel___inheritance, 468);
   }
   fra.me.REG[0] = ATTR_metamodel___abstractmetamodel___MMLocalClass____local_property_by_global(fra.me.REG[0]);
   CALL_standard___collection___abstract_collection___Map_____braeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[4]);
-  /* ./metamodel//inheritance.nit:436 */
+  /* metamodel/inheritance.nit:470 */
   goto label2;
   label2: while(0);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[4];
 }
+static const char LOCATE_metamodel___inheritance___MMLocalProperty___inherit_global[] = "inheritance::MMLocalProperty::inherit_global";
 void metamodel___inheritance___MMLocalProperty___inherit_global(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
   val_t REGB0;
@@ -2656,10 +2896,11 @@ void metamodel___inheritance___MMLocalProperty___inherit_global(val_t p0, val_t
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 441;
+  fra.me.line = 475;
   fra.me.meth = LOCATE_metamodel___inheritance___MMLocalProperty___inherit_global;
   fra.me.has_broke = 0;
   fra.me.REG_size = 6;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2668,32 +2909,32 @@ void metamodel___inheritance___MMLocalProperty___inherit_global(val_t p0, val_t
   fra.me.REG[5] = NIT_NULL;
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
-  /* ./metamodel//inheritance.nit:444 */
+  /* metamodel/inheritance.nit:478 */
   CALL_metamodel___abstractmetamodel___MMLocalProperty___set_global(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:445 */
+  /* metamodel/inheritance.nit:479 */
   fra.me.REG[2] = NEW_Array_standard___collection___array___Array___init();
-  /* ./metamodel//inheritance.nit:446 */
+  /* metamodel/inheritance.nit:480 */
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalProperty___local_class(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[3] = CALL_metamodel___abstractmetamodel___MMLocalClass___che(fra.me.REG[3])(fra.me.REG[3]);
   fra.me.REG[3] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[3])(fra.me.REG[3]);
-  /* ./../lib/standard//collection//array.nit:232 */
+  /* ../lib/standard/collection/array.nit:269 */
   REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:233 */
+  /* ../lib/standard/collection/array.nit:270 */
   REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
   if (UNTAG_Bool(REGB1)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 233);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-  /* ./../lib/standard//collection//array.nit:234 */
+  /* ../lib/standard/collection/array.nit:271 */
   fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
-  /* ./../lib/standard//collection//array.nit:235 */
+  /* ../lib/standard/collection/array.nit:272 */
   while(1) {
-    /* ./../lib/standard//collection//array.nit:23 */
+    /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 23);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -2701,82 +2942,77 @@ void metamodel___inheritance___MMLocalProperty___inherit_global(val_t p0, val_t
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ./../lib/standard//kernel.nit:215 */
+    /* ../lib/standard/kernel.nit:235 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:235 */
+    /* ../lib/standard/collection/array.nit:272 */
     if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:236 */
+      /* ../lib/standard/collection/array.nit:273 */
       REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 236);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
       }
-      /* ./../lib/standard//collection//array.nit:652 */
+      /* ../lib/standard/collection/array.nit:718 */
       fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
-      /* ./metamodel//inheritance.nit:447 */
+      /* metamodel/inheritance.nit:481 */
       REGB1 = CALL_metamodel___abstractmetamodel___MMLocalClass___has_global_property(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
       REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
       if (UNTAG_Bool(REGB1)) {
         goto label1;
       }
-      /* ./metamodel//inheritance.nit:448 */
+      /* metamodel/inheritance.nit:482 */
       fra.me.REG[5] = CALL_metamodel___abstractmetamodel___MMLocalClass_____bra(fra.me.REG[5])(fra.me.REG[5], fra.me.REG[1]);
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[5]);
       label1: while(0);
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:218 */
+      /* ../lib/standard/kernel.nit:238 */
       REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:237 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB0 = REGB1;
     } else {
-      /* ./../lib/standard//collection//array.nit:235 */
+      /* ../lib/standard/collection/array.nit:272 */
       goto label2;
     }
   }
   label2: while(0);
-  /* ./metamodel//inheritance.nit:450 */
+  /* metamodel/inheritance.nit:484 */
   CALL_metamodel___abstractmetamodel___MMGlobalProperty___add_local_property(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0], fra.me.REG[2]);
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMAncestor___add_in[] = "inheritance::MMAncestor::add_in";
 void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
   val_t tmp;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 455;
+  fra.me.line = 489;
   fra.me.meth = LOCATE_metamodel___inheritance___MMAncestor___add_in;
   fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
+  fra.me.REG_size = 3;
+  fra.me.nitni_local_ref_head = NULL;
   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;
-  /* ./metamodel//inheritance.nit:455 */
-  fra.me.REG[2] = fra.me.REG[0];
-  /* ./metamodel//inheritance.nit:458 */
-  CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:459 */
-  fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[2])(fra.me.REG[2]);
-  fra.me.REG[3] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[3])(fra.me.REG[3]);
-  CALL_metamodel___inheritance___MMLocalClass___compute_ancestors(fra.me.REG[3])(fra.me.REG[3]);
-  /* ./metamodel//inheritance.nit:460 */
-  fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[2])(fra.me.REG[2]);
-  fra.me.REG[3] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[3])(fra.me.REG[3]);
-  fra.me.REG[3] = CALL_metamodel___static_type___MMLocalClass___ancestors(fra.me.REG[3])(fra.me.REG[3]);
-  REGB0 = TAG_Bool((fra.me.REG[3]!=NIT_NULL) && VAL_ISA(fra.me.REG[3], COLOR_standard___collection___abstract_collection___Map, ID_standard___collection___abstract_collection___Map)) /*cast Map[MMLocalClass, MMAncestor]*/;
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_metamodel___inheritance, 460);
-  }
-  REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
+  /* metamodel/inheritance.nit:492 */
+  CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* metamodel/inheritance.nit:493 */
+  fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_metamodel___inheritance___MMLocalClass___compute_ancestors(fra.me.REG[2])(fra.me.REG[2]);
+  /* metamodel/inheritance.nit:494 */
+  fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
+  fra.me.REG[2] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[2])(fra.me.REG[2]);
+  fra.me.REG[2] = CALL_metamodel___static_type___MMLocalClass___ancestors(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_metamodel___inheritance, 460);
+    nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 494);
   }
-  CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[3])(fra.me.REG[3], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMAncestor___add_in_1));
+  fra.me.REG[2] = CALL_standard___collection___abstract_collection___MapRead___values(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[2])(fra.me.REG[2], (&(fra.me)), ((fun_t)OC_metamodel___inheritance___MMAncestor___add_in_1));
   stack_frame_head = fra.me.prev;
   return;
 }
@@ -2793,6 +3029,7 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
     fra.me.meth = LOCATE_metamodel___inheritance___MMAncestor___add_in;
     fra.me.has_broke = 0;
     fra.me.REG_size = 4;
+    fra.me.nitni_local_ref_head = NULL;
     fra.me.REG[0] = NIT_NULL;
     fra.me.REG[1] = NIT_NULL;
     fra.me.REG[2] = NIT_NULL;
@@ -2801,20 +3038,20 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
     fra.me.closure_funs = CREG;
     fra.me.REG[0] = p0;
     CREG[0] = clos_fun0;
-    /* ./metamodel//inheritance.nit:461 */
+    /* metamodel/inheritance.nit:495 */
     fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
-    fra.me.REG[1] = CALL_metamodel___static_type___MMAncestor___stype(closctx->REG[2])(closctx->REG[2]);
+    fra.me.REG[1] = CALL_metamodel___static_type___MMAncestor___stype(closctx->REG[0])(closctx->REG[0]);
     fra.me.REG[1] = CALL_metamodel___static_type___MMType___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
     fra.me.REG[1] = CALL_metamodel___static_type___MMType___for_module(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-    /* ./metamodel//inheritance.nit:462 */
-    fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___stype(closctx->REG[2])(closctx->REG[2]);
+    /* metamodel/inheritance.nit:496 */
+    fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___stype(closctx->REG[0])(closctx->REG[0]);
     fra.me.REG[0] = CALL_metamodel___static_type___MMType___adapt_to(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
-    fra.me.REG[1] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[2])(closctx->REG[2]);
+    fra.me.REG[1] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[0])(closctx->REG[0]);
     fra.me.REG[1] = CALL_metamodel___static_type___MMType___mmmodule(fra.me.REG[1])(fra.me.REG[1]);
     fra.me.REG[1] = CALL_metamodel___static_type___MMType___for_module(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-    /* ./metamodel//inheritance.nit:463 */
+    /* metamodel/inheritance.nit:497 */
     fra.me.REG[0] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[1])(fra.me.REG[1]);
-    fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[2])(closctx->REG[2]);
+    fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[0])(closctx->REG[0]);
     fra.me.REG[2] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[2])(fra.me.REG[2]);
     REGB0 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[0],fra.me.REG[2]));
     if (UNTAG_Bool(REGB0)) {
@@ -2824,28 +3061,28 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
     }
     REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
     if (UNTAG_Bool(REGB0)) {
-      /* ./metamodel//inheritance.nit:464 */
+      /* metamodel/inheritance.nit:498 */
       fra.me.REG[2] = CALL_standard___collection___abstract_collection___Collection___iterator(closctx->REG[1])(closctx->REG[1]);
-      /* ./metamodel//inheritance.nit:465 */
-      REGB0 = TAG_Bool(true);
-      /* ./metamodel//inheritance.nit:466 */
+      /* metamodel/inheritance.nit:499 */
+      REGB0 = TAG_Bool(1);
+      /* metamodel/inheritance.nit:500 */
       while(1) {
         REGB1 = CALL_standard___collection___abstract_collection___Iterator___is_ok(fra.me.REG[2])(fra.me.REG[2]);
         if (UNTAG_Bool(REGB1)) {
           REGB1 = REGB0;
         } else {
-          REGB2 = TAG_Bool(false);
+          REGB2 = TAG_Bool(0);
           REGB1 = REGB2;
         }
         if (UNTAG_Bool(REGB1)) {
-          /* ./metamodel//inheritance.nit:467 */
+          /* metamodel/inheritance.nit:501 */
           fra.me.REG[0] = CALL_standard___collection___abstract_collection___Iterator___item(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_metamodel___inheritance, 467);
+            nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 501);
           }
           fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___inheriter(fra.me.REG[0])(fra.me.REG[0]);
-          fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[2])(closctx->REG[2]);
+          fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[0])(closctx->REG[0]);
           REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[0],fra.me.REG[3]));
           if (UNTAG_Bool(REGB1)) {
           } else {
@@ -2856,7 +3093,7 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
             fra.me.REG[3] = CALL_standard___collection___abstract_collection___Iterator___item(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_metamodel___inheritance, 467);
+              nit_abort("Reciever is null", NULL, LOCATE_metamodel___inheritance, 501);
             }
             fra.me.REG[3] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[3])(fra.me.REG[3]);
             REGB1 = TAG_Bool(IS_EQUAL_OO(fra.me.REG[3],fra.me.REG[1]));
@@ -2866,23 +3103,23 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
               REGB1 = REGB2;
             }
           } else {
-            REGB2 = TAG_Bool(false);
+            REGB2 = TAG_Bool(0);
             REGB1 = REGB2;
           }
           REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
           REGB0 = REGB1;
-          /* ./metamodel//inheritance.nit:468 */
+          /* metamodel/inheritance.nit:502 */
           CALL_standard___collection___abstract_collection___Iterator___next(fra.me.REG[2])(fra.me.REG[2]);
         } else {
-          /* ./metamodel//inheritance.nit:466 */
+          /* metamodel/inheritance.nit:500 */
           goto label2;
         }
       }
       label2: while(0);
-      /* ./metamodel//inheritance.nit:470 */
+      /* metamodel/inheritance.nit:504 */
       if (UNTAG_Bool(REGB0)) {
-        /* ./metamodel//inheritance.nit:471 */
-        fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[2])(closctx->REG[2]);
+        /* metamodel/inheritance.nit:505 */
+        fra.me.REG[2] = CALL_metamodel___static_type___MMAncestor___inheriter(closctx->REG[0])(closctx->REG[0]);
         fra.me.REG[1] = NEW_MMSpecAncestor_metamodel___inheritance___MMSpecAncestor___init(fra.me.REG[2], fra.me.REG[1]);
         CALL_standard___collection___abstract_collection___SimpleCollection___add(closctx->REG[1])(closctx->REG[1], fra.me.REG[1]);
       }
@@ -2890,6 +3127,7 @@ void metamodel___inheritance___MMAncestor___add_in(val_t p0, val_t p1){
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___inheritance___MMImplicitLocalClass___init[] = "inheritance::MMImplicitLocalClass::init";
 void metamodel___inheritance___MMImplicitLocalClass___init(val_t p0, val_t p1, val_t p2, int* init_table){
   int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___inheritance___MMImplicitLocalClass].i;
   struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
@@ -2898,10 +3136,11 @@ void metamodel___inheritance___MMImplicitLocalClass___init(val_t p0, val_t p1, v
   if (init_table[itpos0]) return;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 483;
+  fra.me.line = 517;
   fra.me.meth = LOCATE_metamodel___inheritance___MMImplicitLocalClass___init;
   fra.me.has_broke = 0;
   fra.me.REG_size = 6;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2911,42 +3150,45 @@ void metamodel___inheritance___MMImplicitLocalClass___init(val_t p0, val_t p1, v
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
   fra.me.REG[2] = p2;
-  /* ./metamodel//inheritance.nit:483 */
+  /* metamodel/inheritance.nit:517 */
   fra.me.REG[3] = fra.me.REG[0];
-  /* ./metamodel//inheritance.nit:485 */
+  /* metamodel/inheritance.nit:519 */
   fra.me.REG[4] = CALL_metamodel___abstractmetamodel___MMGlobalClass___intro(fra.me.REG[2])(fra.me.REG[2]);
-  /* ./metamodel//inheritance.nit:486 */
+  /* metamodel/inheritance.nit:520 */
   fra.me.REG[5] = CALL_metamodel___abstractmetamodel___MMLocalClass___name(fra.me.REG[4])(fra.me.REG[4]);
   REGB0 = CALL_metamodel___abstractmetamodel___MMLocalClass___arity(fra.me.REG[4])(fra.me.REG[4]);
   CALL_metamodel___abstractmetamodel___MMLocalClass___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[5], REGB0, init_table);
-  /* ./metamodel//inheritance.nit:487 */
+  /* metamodel/inheritance.nit:521 */
   CALL_metamodel___abstractmetamodel___MMLocalClass___set_global(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
   stack_frame_head = fra.me.prev;
   init_table[itpos0] = 1;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMRefineAncestor___local_class[] = "inheritance::MMRefineAncestor::(static_type::MMAncestor::local_class)";
 val_t metamodel___inheritance___MMRefineAncestor___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_metamodel___inheritance;
-  fra.me.line = 493;
+  fra.me.line = 527;
   fra.me.meth = LOCATE_metamodel___inheritance___MMRefineAncestor___local_class;
   fra.me.has_broke = 0;
   fra.me.REG_size = 1;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:493 */
+  /* metamodel/inheritance.nit:527 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMRefineAncestor____local_class(fra.me.REG[0])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_local_class", LOCATE_metamodel___inheritance, 493);
+    nit_abort("Uninitialized attribute %s", "_local_class", LOCATE_metamodel___inheritance, 527);
   }
   fra.me.REG[0] = ATTR_metamodel___inheritance___MMRefineAncestor____local_class(fra.me.REG[0]);
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___inheritance___MMRefineAncestor___init[] = "inheritance::MMRefineAncestor::init";
 void metamodel___inheritance___MMRefineAncestor___init(val_t p0, val_t p1, val_t p2, int* init_table){
   int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___inheritance___MMRefineAncestor].i;
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
@@ -2955,10 +3197,11 @@ void metamodel___inheritance___MMRefineAncestor___init(val_t p0, val_t p1, val_t
   if (init_table[itpos1]) return;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 495;
+  fra.me.line = 529;
   fra.me.meth = LOCATE_metamodel___inheritance___MMRefineAncestor___init;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -2966,19 +3209,19 @@ void metamodel___inheritance___MMRefineAncestor___init(val_t p0, val_t p1, val_t
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
   fra.me.REG[2] = p2;
-  /* ./metamodel//inheritance.nit:495 */
+  /* metamodel/inheritance.nit:529 */
   fra.me.REG[3] = fra.me.REG[0];
   CALL_metamodel___static_type___MMAncestor___init(fra.me.REG[0])(fra.me.REG[0], init_table);
-  /* ./metamodel//inheritance.nit:497 */
+  /* metamodel/inheritance.nit:531 */
   ATTR_metamodel___inheritance___MMRefineAncestor____local_class(fra.me.REG[3]) = fra.me.REG[2];
-  /* ./metamodel//inheritance.nit:498 */
+  /* metamodel/inheritance.nit:532 */
   fra.me.REG[1] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
   CALL_metamodel___static_type___MMAncestor___inheriter__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:499 */
+  /* metamodel/inheritance.nit:533 */
   REGB0 = TAG_Bool(ATTR_metamodel___inheritance___MMRefineAncestor____local_class(fra.me.REG[3])!=NIT_NULL);
   if (UNTAG_Bool(REGB0)) {
   } else {
-    nit_abort("Uninitialized attribute %s", "_local_class", LOCATE_metamodel___inheritance, 499);
+    nit_abort("Uninitialized attribute %s", "_local_class", LOCATE_metamodel___inheritance, 533);
   }
   fra.me.REG[1] = ATTR_metamodel___inheritance___MMRefineAncestor____local_class(fra.me.REG[3]);
   fra.me.REG[1] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
@@ -2987,18 +3230,20 @@ void metamodel___inheritance___MMRefineAncestor___init(val_t p0, val_t p1, val_t
   init_table[itpos1] = 1;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMSpecAncestor___local_class[] = "inheritance::MMSpecAncestor::(static_type::MMAncestor::local_class)";
 val_t metamodel___inheritance___MMSpecAncestor___local_class(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_metamodel___inheritance;
-  fra.me.line = 506;
+  fra.me.line = 540;
   fra.me.meth = LOCATE_metamodel___inheritance___MMSpecAncestor___local_class;
   fra.me.has_broke = 0;
   fra.me.REG_size = 1;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:506 */
+  /* metamodel/inheritance.nit:540 */
   fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[0] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[0])(fra.me.REG[0]);
   goto label1;
@@ -3006,6 +3251,7 @@ val_t metamodel___inheritance___MMSpecAncestor___local_class(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___inheritance___MMSpecAncestor___init[] = "inheritance::MMSpecAncestor::init";
 void metamodel___inheritance___MMSpecAncestor___init(val_t p0, val_t p1, val_t p2, int* init_table){
   int itpos2 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___inheritance___MMSpecAncestor].i;
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
@@ -3013,10 +3259,11 @@ void metamodel___inheritance___MMSpecAncestor___init(val_t p0, val_t p1, val_t p
   if (init_table[itpos2]) return;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 508;
+  fra.me.line = 542;
   fra.me.meth = LOCATE_metamodel___inheritance___MMSpecAncestor___init;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -3024,29 +3271,31 @@ void metamodel___inheritance___MMSpecAncestor___init(val_t p0, val_t p1, val_t p
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
   fra.me.REG[2] = p2;
-  /* ./metamodel//inheritance.nit:508 */
+  /* metamodel/inheritance.nit:542 */
   fra.me.REG[3] = fra.me.REG[0];
   CALL_metamodel___static_type___MMAncestor___init(fra.me.REG[0])(fra.me.REG[0], init_table);
-  /* ./metamodel//inheritance.nit:510 */
+  /* metamodel/inheritance.nit:544 */
   ATTR_metamodel___static_type___MMAncestor____inheriter(fra.me.REG[3]) = fra.me.REG[1];
-  /* ./metamodel//inheritance.nit:511 */
+  /* metamodel/inheritance.nit:545 */
   ATTR_metamodel___static_type___MMAncestor____stype(fra.me.REG[3]) = fra.me.REG[2];
   stack_frame_head = fra.me.prev;
   init_table[itpos2] = 1;
   return;
 }
+static const char LOCATE_metamodel___inheritance___MMDefaultAncestor___local_class[] = "inheritance::MMDefaultAncestor::(static_type::MMAncestor::local_class)";
 val_t metamodel___inheritance___MMDefaultAncestor___local_class(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_metamodel___inheritance;
-  fra.me.line = 517;
+  fra.me.line = 551;
   fra.me.meth = LOCATE_metamodel___inheritance___MMDefaultAncestor___local_class;
   fra.me.has_broke = 0;
   fra.me.REG_size = 1;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[0] = p0;
-  /* ./metamodel//inheritance.nit:517 */
+  /* metamodel/inheritance.nit:551 */
   fra.me.REG[0] = CALL_metamodel___static_type___MMAncestor___stype(fra.me.REG[0])(fra.me.REG[0]);
   fra.me.REG[0] = CALL_metamodel___static_type___MMType___local_class(fra.me.REG[0])(fra.me.REG[0]);
   goto label1;
@@ -3054,6 +3303,7 @@ val_t metamodel___inheritance___MMDefaultAncestor___local_class(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___inheritance___MMDefaultAncestor___init[] = "inheritance::MMDefaultAncestor::init";
 void metamodel___inheritance___MMDefaultAncestor___init(val_t p0, val_t p1, val_t p2, int* init_table){
   int itpos3 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___inheritance___MMDefaultAncestor].i;
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
@@ -3061,10 +3311,11 @@ void metamodel___inheritance___MMDefaultAncestor___init(val_t p0, val_t p1, val_
   if (init_table[itpos3]) return;
   fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
   fra.me.file = LOCATE_metamodel___inheritance;
-  fra.me.line = 519;
+  fra.me.line = 553;
   fra.me.meth = LOCATE_metamodel___inheritance___MMDefaultAncestor___init;
   fra.me.has_broke = 0;
   fra.me.REG_size = 4;
+  fra.me.nitni_local_ref_head = NULL;
   fra.me.REG[0] = NIT_NULL;
   fra.me.REG[1] = NIT_NULL;
   fra.me.REG[2] = NIT_NULL;
@@ -3072,13 +3323,13 @@ void metamodel___inheritance___MMDefaultAncestor___init(val_t p0, val_t p1, val_
   fra.me.REG[0] = p0;
   fra.me.REG[1] = p1;
   fra.me.REG[2] = p2;
-  /* ./metamodel//inheritance.nit:519 */
+  /* metamodel/inheritance.nit:553 */
   fra.me.REG[3] = fra.me.REG[0];
   CALL_metamodel___static_type___MMAncestor___init(fra.me.REG[0])(fra.me.REG[0], init_table);
-  /* ./metamodel//inheritance.nit:521 */
+  /* metamodel/inheritance.nit:555 */
   fra.me.REG[1] = CALL_metamodel___static_type___MMLocalClass___get_type(fra.me.REG[1])(fra.me.REG[1]);
   CALL_metamodel___static_type___MMAncestor___inheriter__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-  /* ./metamodel//inheritance.nit:522 */
+  /* metamodel/inheritance.nit:556 */
   CALL_metamodel___static_type___MMAncestor___stype__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
   stack_frame_head = fra.me.prev;
   init_table[itpos3] = 1;