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

diff --git a/c_src/nitc._sep.c b/c_src/nitc._sep.c
index e4a33db..e26959c 100644
--- a/c_src/nitc._sep.c
+++ b/c_src/nitc._sep.c
@@ -1,379 +1,1073 @@
 /* This C file is generated by NIT to compile module nitc. */
 #include "nitc._sep.h"
-void nitc___NitCompiler___process_options(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 41, LOCATE_nitc___NitCompiler___process_options};
-    static val_t once_value_1; static int once_bool_1; /* Once value for variable[3]*/
-    static val_t once_value_2; static int once_bool_2; /* Once value for variable[3]*/
-    static val_t once_value_3; static int once_bool_3; /* Once value for variable[3]*/
-  val_t variable[11];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  variable[0] =  self;
-  CALL_SUPER_nitc___NitCompiler___process_options(variable[0])(variable[0]) /*super NitCompiler::process_options*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_output(variable[3])(variable[3]) /*NitCompiler::opt_output*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___output_file__eq(variable[2])(variable[2], variable[3]) /*ToolContext::output_file=*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_boost(variable[3])(variable[3]) /*NitCompiler::opt_boost*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___boost__eq(variable[2])(variable[2], variable[3]) /*ToolContext::boost=*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_no_cc(variable[3])(variable[3]) /*NitCompiler::opt_no_cc*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___no_cc__eq(variable[2])(variable[2], variable[3]) /*ToolContext::no_cc=*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_extension_prefix(variable[3])(variable[3]) /*NitCompiler::opt_extension_prefix*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___ext_prefix__eq(variable[2])(variable[2], variable[3]) /*ToolContext::ext_prefix=*/;
-  variable[2] = variable[0];
-  variable[2] = CALL_compiling_base___ToolContext___ext_prefix(variable[2])(variable[2]) /*ToolContext::ext_prefix*/;
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*String::==*/)));
-  if (UNTAG_Bool(variable[2])) { /*if*/
-    variable[2] = variable[0];
-    variable[3] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-    CALL_compiling_base___ToolContext___ext_prefix__eq(variable[2])(variable[2], variable[3]) /*ToolContext::ext_prefix=*/;
+val_t nitc___NitCompiler___opt_output(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_nitc;
+  fra.me.line = 29;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_output;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:29 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_output(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_output", LOCATE_nitc, 29);
   }
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_global(variable[3])(variable[3]) /*NitCompiler::opt_global*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___global__eq(variable[2])(variable[2], variable[3]) /*ToolContext::global=*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_compdir(variable[3])(variable[3]) /*NitCompiler::opt_compdir*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___compdir__eq(variable[2])(variable[2], variable[3]) /*ToolContext::compdir=*/;
-  variable[2] = variable[0];
-  variable[2] = CALL_compiling_base___ToolContext___compdir(variable[2])(variable[2]) /*ToolContext::compdir*/;
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*String::==*/)));
-  if (UNTAG_Bool(variable[2])) { /*if*/
-    if (once_bool_1) variable[3] = once_value_1;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString("NIT_COMPDIR"), TAG_Int(11)); /*new String*/
-      variable[3] = CALL_symbol___String___to_symbol(variable[3])(variable[3]) /*String::to_symbol*/;
-      variable[3] = CALL_environ___Symbol___environ(variable[3])(variable[3]) /*Symbol::environ*/;
-      once_value_1 = variable[3];
-      once_bool_1 = true;
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_output(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_boost(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_nitc;
+  fra.me.line = 30;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_boost;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:30 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_boost(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_boost", LOCATE_nitc, 30);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_boost(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_no_cc(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_nitc;
+  fra.me.line = 31;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_no_cc;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:31 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_no_cc(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_no_cc", LOCATE_nitc, 31);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_no_cc(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_cc_no_link(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_nitc;
+  fra.me.line = 32;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_cc_no_link;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:32 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_cc_no_link(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_cc_no_link", LOCATE_nitc, 32);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_cc_no_link(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_cc_lib_paths(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_nitc;
+  fra.me.line = 33;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_cc_lib_paths;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:33 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_cc_lib_paths(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_cc_lib_paths", LOCATE_nitc, 33);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_cc_lib_paths(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_cc_libs(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_nitc;
+  fra.me.line = 34;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_cc_libs;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:34 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_cc_libs(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_cc_libs", LOCATE_nitc, 34);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_cc_libs(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_cc_include_paths(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_nitc;
+  fra.me.line = 35;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_cc_include_paths;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:35 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_cc_include_paths(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_cc_include_paths", LOCATE_nitc, 35);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_cc_include_paths(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global(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_nitc;
+  fra.me.line = 36;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:36 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global", LOCATE_nitc, 36);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_no_STF_opt(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_nitc;
+  fra.me.line = 37;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_no_STF_opt;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:37 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_no_STF_opt(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_no_STF_opt", LOCATE_nitc, 37);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_no_STF_opt(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_no_DMR_opt(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_nitc;
+  fra.me.line = 38;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_no_DMR_opt;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:38 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_no_DMR_opt(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_no_DMR_opt", LOCATE_nitc, 38);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_no_DMR_opt(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_no_inline_get_set(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_nitc;
+  fra.me.line = 39;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_no_inline_get_set;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:39 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_no_inline_get_set(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_no_inline_get_set", LOCATE_nitc, 39);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_no_inline_get_set(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_no_out_of_init_get_test_opt(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_nitc;
+  fra.me.line = 40;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_no_out_of_init_get_test_opt;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:40 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_no_out_of_init_get_test_opt(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_no_out_of_init_get_test_opt", LOCATE_nitc, 40);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_no_out_of_init_get_test_opt(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_no_RFIMA(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_nitc;
+  fra.me.line = 41;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_no_RFIMA;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:41 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_no_RFIMA(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_no_RFIMA", LOCATE_nitc, 41);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_no_RFIMA(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_global_callgraph(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_nitc;
+  fra.me.line = 42;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_global_callgraph;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:42 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_global_callgraph(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_global_callgraph", LOCATE_nitc, 42);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_global_callgraph(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_clibdir(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_nitc;
+  fra.me.line = 43;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_clibdir;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:43 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_clibdir(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_clibdir", LOCATE_nitc, 43);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_clibdir(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_bindir(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_nitc;
+  fra.me.line = 44;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_bindir;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:44 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_bindir(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_bindir", LOCATE_nitc, 44);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_bindir(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_compdir(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_nitc;
+  fra.me.line = 45;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_compdir;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:45 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_compdir(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_compdir", LOCATE_nitc, 45);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_compdir(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_extension_prefix(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_nitc;
+  fra.me.line = 46;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_extension_prefix;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:46 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_extension_prefix(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_extension_prefix", LOCATE_nitc, 46);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_extension_prefix(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+val_t nitc___NitCompiler___opt_output_format(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_nitc;
+  fra.me.line = 47;
+  fra.me.meth = LOCATE_nitc___NitCompiler___opt_output_format;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:47 */
+  REGB0 = TAG_Bool(ATTR_nitc___NitCompiler____opt_output_format(fra.me.REG[0])!=NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_opt_output_format", LOCATE_nitc, 47);
+  }
+  fra.me.REG[0] = ATTR_nitc___NitCompiler____opt_output_format(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  return fra.me.REG[0];
+}
+void nitc___NitCompiler___init(val_t p0, int* init_table){
+  int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_NitCompiler].i;
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t tmp;
+  static val_t once_value_1; /* Once value */
+  if (init_table[itpos0]) return;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_nitc;
+  fra.me.line = 49;
+  fra.me.meth = LOCATE_nitc___NitCompiler___init;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:49 */
+  fra.me.REG[1] = fra.me.REG[0];
+  /* ./nitc.nit:51 */
+  if (!once_value_1) {
+    fra.me.REG[2] = BOX_NativeString("nitc");
+    REGB0 = TAG_Int(4);
+    fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+    once_value_1 = fra.me.REG[2];
+    register_static_object(&once_value_1);
+  } else fra.me.REG[2] = once_value_1;
+  fra.me.REG[2] = fra.me.REG[2];
+  CALL_abstracttool___AbstractCompiler___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2], init_table);
+  /* ./nitc.nit:52 */
+  fra.me.REG[2] = CALL_mmloader___ToolContext___option_context(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Int(18);
+  fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_output(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_boost(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_no_cc(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_cc_no_link(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_cc_libs(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_cc_lib_paths(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_cc_include_paths(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_clibdir(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_bindir(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_compdir(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_extension_prefix(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_no_STF_opt(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_no_DMR_opt(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_callgraph(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_no_inline_get_set(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_no_RFIMA(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[3] = CALL_nitc___NitCompiler___opt_global_no_out_of_init_get_test_opt(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+  fra.me.REG[1] = CALL_nitc___NitCompiler___opt_output_format(fra.me.REG[1])(fra.me.REG[1]);
+  CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
+  CALL_opts___OptionContext___add_option(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
+  init_table[itpos0] = 1;
+  return;
+}
+void nitc___NitCompiler___process_options(val_t p0){
+  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+    static val_t once_value_1; /* Once value */
+    static val_t once_value_2; /* Once value */
+      static val_t once_value_3; /* Once value */
+      static val_t once_value_4; /* Once value */
+    static val_t once_value_5; /* Once value */
+      static val_t once_value_6; /* Once value */
+      static val_t once_value_7; /* Once value */
+      static val_t once_value_8; /* Once value */
+      static val_t once_value_9; /* Once value */
+      static val_t once_value_10; /* Once value */
+      static val_t once_value_11; /* Once value */
+    static val_t once_value_12; /* Once value */
+      static val_t once_value_13; /* Once value */
+      static val_t once_value_14; /* Once value */
+      static val_t once_value_15; /* Once value */
+      static val_t once_value_16; /* Once value */
+      static val_t once_value_17; /* Once value */
+      static val_t once_value_18; /* Once value */
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_nitc;
+  fra.me.line = 55;
+  fra.me.meth = LOCATE_nitc___NitCompiler___process_options;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 4;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:55 */
+  fra.me.REG[1] = fra.me.REG[0];
+  /* ./nitc.nit:57 */
+  CALL_SUPER_nitc___NitCompiler___process_options(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./nitc.nit:58 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_output(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___output_file__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:59 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_boost(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___boost__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:60 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_no_cc(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___no_cc__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:61 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_cc_no_link(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(fra.me.REG[0]));
+  CALL_compiling_base___ToolContext___cc_link__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+  /* ./nitc.nit:62 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_cc_lib_paths(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___cc_lib_paths__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:63 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_cc_libs(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___cc_libs__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:64 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_cc_include_paths(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___cc_include_paths__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:65 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_extension_prefix(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  /* ./nitc.nit:66 */
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
     }
-    variable[2] = variable[3];
-    variable[3] = CALL_abstract_collection___Collection___is_empty( variable[2] /*dir*/)( variable[2] /*dir*/) /*AbstractArray::is_empty*/;
-    if (UNTAG_Bool( TAG_Bool(!UNTAG_Bool(variable[3])))) { /*if*/
-      variable[3] = variable[0];
-      CALL_compiling_base___ToolContext___compdir__eq(variable[3])(variable[3],  variable[2] /*dir*/) /*ToolContext::compdir=*/;
+  }
+  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+  if (UNTAG_Bool(REGB0)) {
+    CALL_compiling_base___ToolContext___ext_prefix__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  } else {
+    if (!once_value_1) {
+      fra.me.REG[0] = BOX_NativeString("");
+      REGB0 = TAG_Int(0);
+      fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+      once_value_1 = fra.me.REG[0];
+      register_static_object(&once_value_1);
+    } else fra.me.REG[0] = once_value_1;
+    fra.me.REG[0] = fra.me.REG[0];
+    CALL_compiling_base___ToolContext___ext_prefix__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  }
+  /* ./nitc.nit:67 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_program___ToolContext___global__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:68 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_no_STF_opt(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  REGB0 = TAG_Bool(!UNTAG_Bool(fra.me.REG[0]));
+  CALL_program___ToolContext___use_SFT_optimization__eq(fra.me.REG[1])(fra.me.REG[1], REGB0);
+  /* ./nitc.nit:69 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_no_DMR_opt(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_analysis___ToolContext___no_dead_method_removal__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:70 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_no_inline_get_set(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_analysis___ToolContext___no_inline_get_set__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:71 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_no_RFIMA(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_analysis___ToolContext___no_callgraph_from_init__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:72 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_no_out_of_init_get_test_opt(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_analysis___ToolContext___no_out_of_init_get_test_removal__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:73 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_global_callgraph(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___OptionEnum___value_name(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_analysis___ToolContext___global_callgraph__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:74 */
+  fra.me.REG[0] = CALL_nitc___NitCompiler___opt_compdir(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[0] = CALL_opts___Option___value(fra.me.REG[0])(fra.me.REG[0]);
+  CALL_compiling_base___ToolContext___compdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+  /* ./nitc.nit:75 */
+  fra.me.REG[0] = CALL_compiling_base___ToolContext___compdir(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+      REGB0 = REGB1;
     }
-    variable[3] = variable[0];
-    variable[3] = CALL_compiling_base___ToolContext___compdir(variable[3])(variable[3]) /*ToolContext::compdir*/;
-    variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*String::==*/)));
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[3] = variable[0];
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString(".nit_compile"), TAG_Int(12)); /*new String*/
-      CALL_compiling_base___ToolContext___compdir__eq(variable[3])(variable[3], variable[4]) /*ToolContext::compdir=*/;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./nitc.nit:76 */
+    if (!once_value_2) {
+      if (!once_value_3) {
+        fra.me.REG[0] = BOX_NativeString("NIT_COMPDIR");
+        REGB0 = TAG_Int(11);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_3 = fra.me.REG[0];
+        register_static_object(&once_value_3);
+      } else fra.me.REG[0] = once_value_3;
+      fra.me.REG[0] = fra.me.REG[0];
+      fra.me.REG[0] = CALL_symbol___String___to_symbol(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[0] = CALL_environ___Symbol___environ(fra.me.REG[0])(fra.me.REG[0]);
+      once_value_2 = fra.me.REG[0];
+      register_static_object(&once_value_2);
+    } else fra.me.REG[0] = once_value_2;
+    fra.me.REG[0] = fra.me.REG[0];
+    /* ./nitc.nit:77 */
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
+    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:78 */
+      CALL_compiling_base___ToolContext___compdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
+    }
+    /* ./nitc.nit:80 */
+    fra.me.REG[0] = CALL_compiling_base___ToolContext___compdir(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:81 */
+      if (!once_value_4) {
+        fra.me.REG[0] = BOX_NativeString(".nit_compile");
+        REGB0 = TAG_Int(12);
+        fra.me.REG[0] = NEW_String_string___String___with_native(fra.me.REG[0], REGB0);
+        once_value_4 = fra.me.REG[0];
+        register_static_object(&once_value_4);
+      } else fra.me.REG[0] = once_value_4;
+      fra.me.REG[0] = fra.me.REG[0];
+      CALL_compiling_base___ToolContext___compdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[0]);
     }
   }
-  variable[2] = variable[0];
-  variable[2] = CALL_compiling_base___ToolContext___compdir(variable[2])(variable[2]) /*ToolContext::compdir*/;
-  variable[3] = variable[0];
-  variable[3] = CALL_compiling_base___ToolContext___ext_prefix(variable[3])(variable[3]) /*ToolContext::ext_prefix*/;
-  CALL_abstract_collection___IndexedCollection___append(variable[2])(variable[2], variable[3]) /*String::append*/;
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_clibdir(variable[3])(variable[3]) /*NitCompiler::opt_clibdir*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___clibdir__eq(variable[2])(variable[2], variable[3]) /*ToolContext::clibdir=*/;
-  variable[2] = variable[0];
-  variable[2] = CALL_compiling_base___ToolContext___clibdir(variable[2])(variable[2]) /*ToolContext::clibdir*/;
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*String::==*/)));
-  if (UNTAG_Bool(variable[2])) { /*if*/
-    if (once_bool_2) variable[3] = once_value_2;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString("NIT_DIR"), TAG_Int(7)); /*new String*/
-      variable[3] = CALL_symbol___String___to_symbol(variable[3])(variable[3]) /*String::to_symbol*/;
-      variable[3] = CALL_environ___Symbol___environ(variable[3])(variable[3]) /*Symbol::environ*/;
-      once_value_2 = variable[3];
-      once_bool_2 = true;
+  /* ./nitc.nit:84 */
+  fra.me.REG[0] = CALL_compiling_base___ToolContext___compdir(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[2] = CALL_compiling_base___ToolContext___ext_prefix(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[2] = CALL_string___String_____plus(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+  CALL_compiling_base___ToolContext___compdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
+  /* ./nitc.nit:86 */
+  fra.me.REG[2] = CALL_nitc___NitCompiler___opt_clibdir(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[2] = CALL_opts___Option___value(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_compiling_base___ToolContext___clibdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
+  /* ./nitc.nit:87 */
+  fra.me.REG[2] = CALL_compiling_base___ToolContext___clibdir(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+      REGB0 = REGB1;
     }
-    variable[2] = variable[3];
-    variable[3] = CALL_abstract_collection___Collection___is_empty( variable[2] /*dir*/)( variable[2] /*dir*/) /*AbstractArray::is_empty*/;
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[4] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[5] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-      variable[6] = variable[5];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[6]) /*AbstractArray::add*/;
-      variable[7] = variable[0];
-      variable[7] = (G_sys);
-      variable[7] = CALL_string___Sys___program_name(variable[7])(variable[7]) /*Sys::program_name*/;
-      variable[7] = CALL_file___String___dirname(variable[7])(variable[7]) /*String::dirname*/;
-      variable[8] = variable[7];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[8]) /*AbstractArray::add*/;
-      variable[9] = NEW_String_string___String___with_native(BOX_NativeString("/../lib"), TAG_Int(7)); /*new String*/
-      variable[10] = variable[9];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[10]) /*AbstractArray::add*/;
-      variable[4] = CALL_string___Object___to_s(variable[4])(variable[4]) /*Object::to_s*/;
-      variable[3] = variable[4];
-      variable[4] = CALL_file___String___file_exists( variable[3] /*dir*/)( variable[3] /*dir*/) /*String::file_exists*/;
-      if (UNTAG_Bool(variable[4])) { /*if*/
-        variable[4] = variable[0];
-        CALL_compiling_base___ToolContext___clibdir__eq(variable[4])(variable[4],  variable[3] /*dir*/) /*ToolContext::clibdir=*/;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./nitc.nit:88 */
+    if (!once_value_5) {
+      if (!once_value_6) {
+        fra.me.REG[2] = BOX_NativeString("NIT_DIR");
+        REGB0 = TAG_Int(7);
+        fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+        once_value_6 = fra.me.REG[2];
+        register_static_object(&once_value_6);
+      } else fra.me.REG[2] = once_value_6;
+      fra.me.REG[2] = fra.me.REG[2];
+      fra.me.REG[2] = CALL_symbol___String___to_symbol(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[2] = CALL_environ___Symbol___environ(fra.me.REG[2])(fra.me.REG[2]);
+      once_value_5 = fra.me.REG[2];
+      register_static_object(&once_value_5);
+    } else fra.me.REG[2] = once_value_5;
+    fra.me.REG[2] = fra.me.REG[2];
+    /* ./nitc.nit:89 */
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[2])(fra.me.REG[2]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:90 */
+      REGB0 = TAG_Int(3);
+      fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_7) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_7 = fra.me.REG[3];
+        register_static_object(&once_value_7);
+      } else fra.me.REG[3] = once_value_7;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_kernel___Object___sys(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[3] = CALL_string___Sys___program_name(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[3] = CALL_file___String___dirname(fra.me.REG[3])(fra.me.REG[3]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      if (!once_value_8) {
+        fra.me.REG[3] = BOX_NativeString("/../clib");
+        REGB0 = TAG_Int(8);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_8 = fra.me.REG[3];
+        register_static_object(&once_value_8);
+      } else fra.me.REG[3] = once_value_8;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[2] = fra.me.REG[0];
+      /* ./nitc.nit:91 */
+      REGB0 = CALL_file___String___file_exists(fra.me.REG[2])(fra.me.REG[2]);
+      if (UNTAG_Bool(REGB0)) {
+        CALL_compiling_base___ToolContext___clibdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
       }
-    } else { /*if*/
-      variable[3] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-      variable[5] = variable[4];
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[5]) /*AbstractArray::add*/;
-      variable[6] =  variable[2] /*dir*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[6]) /*AbstractArray::add*/;
-      variable[7] = NEW_String_string___String___with_native(BOX_NativeString("/lib"), TAG_Int(4)); /*new String*/
-      variable[8] = variable[7];
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[8]) /*AbstractArray::add*/;
-      variable[3] = CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/;
-      variable[2] = variable[3] /*dir=*/;
-      variable[3] = CALL_file___String___file_exists( variable[2] /*dir*/)( variable[2] /*dir*/) /*String::file_exists*/;
-      if (UNTAG_Bool(variable[3])) { /*if*/
-        variable[3] = variable[0];
-        CALL_compiling_base___ToolContext___clibdir__eq(variable[3])(variable[3],  variable[2] /*dir*/) /*ToolContext::clibdir=*/;
+    } else {
+      /* ./nitc.nit:93 */
+      REGB0 = TAG_Int(3);
+      fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_9) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_9 = fra.me.REG[3];
+        register_static_object(&once_value_9);
+      } else fra.me.REG[3] = once_value_9;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+      if (!once_value_10) {
+        fra.me.REG[3] = BOX_NativeString("/clib");
+        REGB0 = TAG_Int(5);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_10 = fra.me.REG[3];
+        register_static_object(&once_value_10);
+      } else fra.me.REG[3] = once_value_10;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[2] = fra.me.REG[0];
+      /* ./nitc.nit:94 */
+      REGB0 = CALL_file___String___file_exists(fra.me.REG[2])(fra.me.REG[2]);
+      if (UNTAG_Bool(REGB0)) {
+        CALL_compiling_base___ToolContext___clibdir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
       }
     }
-    variable[3] = variable[0];
-    variable[3] = CALL_compiling_base___ToolContext___clibdir(variable[3])(variable[3]) /*ToolContext::clibdir*/;
-    variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*String::==*/)));
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[3] = variable[0];
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString("Error: Cannot locate NIT C library directory. Uses --clibdir or envvar NIT_DIR."), TAG_Int(79)); /*new String*/
-      CALL_mmloader___ToolContext___error(variable[3])(variable[3], variable[4]) /*ToolContext::error*/;
-      variable[3] = variable[0];
-      exit(UNTAG_Int( TAG_Int(1)));
+    /* ./nitc.nit:96 */
+    fra.me.REG[2] = CALL_compiling_base___ToolContext___clibdir(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:97 */
+      if (!once_value_11) {
+        fra.me.REG[2] = BOX_NativeString("Error: Cannot locate NIT C library directory. Uses --clibdir or envvar NIT_DIR.");
+        REGB0 = TAG_Int(79);
+        fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+        once_value_11 = fra.me.REG[2];
+        register_static_object(&once_value_11);
+      } else fra.me.REG[2] = once_value_11;
+      fra.me.REG[2] = fra.me.REG[2];
+      CALL_mmloader___ToolContext___fatal_error(fra.me.REG[1])(fra.me.REG[1], NIT_NULL, fra.me.REG[2]);
     }
   }
-  variable[2] = variable[0];
-  variable[3] = variable[0];
-  variable[3] = CALL_nitc___NitCompiler___opt_bindir(variable[3])(variable[3]) /*NitCompiler::opt_bindir*/;
-  variable[3] = CALL_opts___Option___value(variable[3])(variable[3]) /*Option::value*/;
-  CALL_compiling_base___ToolContext___bindir__eq(variable[2])(variable[2], variable[3]) /*ToolContext::bindir=*/;
-  variable[2] = variable[0];
-  variable[2] = CALL_compiling_base___ToolContext___bindir(variable[2])(variable[2]) /*ToolContext::bindir*/;
-  variable[2] = TAG_Bool((variable[2] ==  NIT_NULL /*null*/) || ((variable[2] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[2])(variable[2],  NIT_NULL /*null*/) /*String::==*/)));
-  if (UNTAG_Bool(variable[2])) { /*if*/
-    if (once_bool_3) variable[3] = once_value_3;
-    else {
-      variable[3] = NEW_String_string___String___with_native(BOX_NativeString("NIT_DIR"), TAG_Int(7)); /*new String*/
-      variable[3] = CALL_symbol___String___to_symbol(variable[3])(variable[3]) /*String::to_symbol*/;
-      variable[3] = CALL_environ___Symbol___environ(variable[3])(variable[3]) /*Symbol::environ*/;
-      once_value_3 = variable[3];
-      once_bool_3 = true;
+  /* ./nitc.nit:100 */
+  fra.me.REG[2] = CALL_nitc___NitCompiler___opt_bindir(fra.me.REG[1])(fra.me.REG[1]);
+  fra.me.REG[2] = CALL_opts___Option___value(fra.me.REG[2])(fra.me.REG[2]);
+  CALL_compiling_base___ToolContext___bindir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
+  /* ./nitc.nit:102 */
+  fra.me.REG[2] = CALL_compiling_base___ToolContext___bindir(fra.me.REG[1])(fra.me.REG[1]);
+  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+  if (UNTAG_Bool(REGB0)) {
+  } else {
+    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+      REGB1 = TAG_Bool(false);
+      REGB0 = REGB1;
+    } else {
+      REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+      REGB0 = REGB1;
     }
-    variable[2] = variable[3];
-    variable[3] = CALL_abstract_collection___Collection___is_empty( variable[2] /*dir*/)( variable[2] /*dir*/) /*AbstractArray::is_empty*/;
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[4] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[5] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-      variable[6] = variable[5];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[6]) /*AbstractArray::add*/;
-      variable[7] = variable[0];
-      variable[7] = (G_sys);
-      variable[7] = CALL_string___Sys___program_name(variable[7])(variable[7]) /*Sys::program_name*/;
-      variable[7] = CALL_file___String___dirname(variable[7])(variable[7]) /*String::dirname*/;
-      variable[8] = variable[7];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[8]) /*AbstractArray::add*/;
-      variable[9] = NEW_String_string___String___with_native(BOX_NativeString("/../bin"), TAG_Int(7)); /*new String*/
-      variable[10] = variable[9];
-      CALL_abstract_collection___SimpleCollection___add(variable[4])(variable[4], variable[10]) /*AbstractArray::add*/;
-      variable[4] = CALL_string___Object___to_s(variable[4])(variable[4]) /*Object::to_s*/;
-      variable[3] = variable[4];
-      variable[4] = CALL_file___String___file_exists( variable[3] /*dir*/)( variable[3] /*dir*/) /*String::file_exists*/;
-      if (UNTAG_Bool(variable[4])) { /*if*/
-        variable[4] = variable[0];
-        CALL_compiling_base___ToolContext___bindir__eq(variable[4])(variable[4],  variable[3] /*dir*/) /*ToolContext::bindir=*/;
+  }
+  if (UNTAG_Bool(REGB0)) {
+    /* ./nitc.nit:103 */
+    if (!once_value_12) {
+      if (!once_value_13) {
+        fra.me.REG[2] = BOX_NativeString("NIT_DIR");
+        REGB0 = TAG_Int(7);
+        fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+        once_value_13 = fra.me.REG[2];
+        register_static_object(&once_value_13);
+      } else fra.me.REG[2] = once_value_13;
+      fra.me.REG[2] = fra.me.REG[2];
+      fra.me.REG[2] = CALL_symbol___String___to_symbol(fra.me.REG[2])(fra.me.REG[2]);
+      fra.me.REG[2] = CALL_environ___Symbol___environ(fra.me.REG[2])(fra.me.REG[2]);
+      once_value_12 = fra.me.REG[2];
+      register_static_object(&once_value_12);
+    } else fra.me.REG[2] = once_value_12;
+    fra.me.REG[2] = fra.me.REG[2];
+    /* ./nitc.nit:104 */
+    REGB0 = CALL_abstract_collection___Collection___is_empty(fra.me.REG[2])(fra.me.REG[2]);
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:105 */
+      REGB0 = TAG_Int(3);
+      fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_14) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_14 = fra.me.REG[3];
+        register_static_object(&once_value_14);
+      } else fra.me.REG[3] = once_value_14;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[3] = CALL_kernel___Object___sys(fra.me.REG[1])(fra.me.REG[1]);
+      fra.me.REG[3] = CALL_string___Sys___program_name(fra.me.REG[3])(fra.me.REG[3]);
+      fra.me.REG[3] = CALL_file___String___dirname(fra.me.REG[3])(fra.me.REG[3]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      if (!once_value_15) {
+        fra.me.REG[3] = BOX_NativeString("/../bin");
+        REGB0 = TAG_Int(7);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_15 = fra.me.REG[3];
+        register_static_object(&once_value_15);
+      } else fra.me.REG[3] = once_value_15;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[2] = fra.me.REG[0];
+      /* ./nitc.nit:106 */
+      REGB0 = CALL_file___String___file_exists(fra.me.REG[2])(fra.me.REG[2]);
+      if (UNTAG_Bool(REGB0)) {
+        CALL_compiling_base___ToolContext___bindir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
       }
-    } else { /*if*/
-      variable[3] = NEW_Array_array___Array___with_capacity(TAG_Int(3)); /*new Array[String]*/
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString(""), TAG_Int(0)); /*new String*/
-      variable[5] = variable[4];
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[5]) /*AbstractArray::add*/;
-      variable[6] =  variable[2] /*dir*/;
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[6]) /*AbstractArray::add*/;
-      variable[7] = NEW_String_string___String___with_native(BOX_NativeString("/bin"), TAG_Int(4)); /*new String*/
-      variable[8] = variable[7];
-      CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[8]) /*AbstractArray::add*/;
-      variable[3] = CALL_string___Object___to_s(variable[3])(variable[3]) /*Object::to_s*/;
-      variable[2] = variable[3] /*dir=*/;
-      variable[3] = CALL_file___String___file_exists( variable[2] /*dir*/)( variable[2] /*dir*/) /*String::file_exists*/;
-      if (UNTAG_Bool(variable[3])) { /*if*/
-        variable[3] = variable[0];
-        CALL_compiling_base___ToolContext___bindir__eq(variable[3])(variable[3],  variable[2] /*dir*/) /*ToolContext::bindir=*/;
+    } else {
+      /* ./nitc.nit:108 */
+      REGB0 = TAG_Int(3);
+      fra.me.REG[0] = NEW_Array_array___Array___with_capacity(REGB0);
+      if (!once_value_16) {
+        fra.me.REG[3] = BOX_NativeString("");
+        REGB0 = TAG_Int(0);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_16 = fra.me.REG[3];
+        register_static_object(&once_value_16);
+      } else fra.me.REG[3] = once_value_16;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
+      if (!once_value_17) {
+        fra.me.REG[3] = BOX_NativeString("/bin");
+        REGB0 = TAG_Int(4);
+        fra.me.REG[3] = NEW_String_string___String___with_native(fra.me.REG[3], REGB0);
+        once_value_17 = fra.me.REG[3];
+        register_static_object(&once_value_17);
+      } else fra.me.REG[3] = once_value_17;
+      fra.me.REG[3] = fra.me.REG[3];
+      CALL_abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[3]);
+      fra.me.REG[0] = CALL_string___Object___to_s(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[2] = fra.me.REG[0];
+      /* ./nitc.nit:109 */
+      REGB0 = CALL_file___String___file_exists(fra.me.REG[2])(fra.me.REG[2]);
+      if (UNTAG_Bool(REGB0)) {
+        CALL_compiling_base___ToolContext___bindir__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
       }
     }
-    variable[3] = variable[0];
-    variable[3] = CALL_compiling_base___ToolContext___bindir(variable[3])(variable[3]) /*ToolContext::bindir*/;
-    variable[3] = TAG_Bool((variable[3] ==  NIT_NULL /*null*/) || ((variable[3] != NIT_NULL) && UNTAG_Bool(CALL_kernel___Object_____eqeq(variable[3])(variable[3],  NIT_NULL /*null*/) /*String::==*/)));
-    if (UNTAG_Bool(variable[3])) { /*if*/
-      variable[3] = variable[0];
-      variable[4] = NEW_String_string___String___with_native(BOX_NativeString("Error: Cannot locate NIT tools directory. Uses --bindir or envvar NIT_DIR."), TAG_Int(74)); /*new String*/
-      CALL_mmloader___ToolContext___error(variable[3])(variable[3], variable[4]) /*ToolContext::error*/;
-      variable[3] = variable[0];
-      exit(UNTAG_Int( TAG_Int(1)));
+    /* ./nitc.nit:111 */
+    fra.me.REG[2] = CALL_compiling_base___ToolContext___bindir(fra.me.REG[1])(fra.me.REG[1]);
+    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+    if (UNTAG_Bool(REGB0)) {
+    } else {
+      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        REGB1 = TAG_Bool(false);
+        REGB0 = REGB1;
+      } else {
+        REGB1 = CALL_kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
+        REGB0 = REGB1;
+      }
+    }
+    if (UNTAG_Bool(REGB0)) {
+      /* ./nitc.nit:112 */
+      if (!once_value_18) {
+        fra.me.REG[2] = BOX_NativeString("Error: Cannot locate NIT tools directory. Uses --bindir or envvar NIT_DIR.");
+        REGB0 = TAG_Int(74);
+        fra.me.REG[2] = NEW_String_string___String___with_native(fra.me.REG[2], REGB0);
+        once_value_18 = fra.me.REG[2];
+        register_static_object(&once_value_18);
+      } else fra.me.REG[2] = once_value_18;
+      fra.me.REG[2] = fra.me.REG[2];
+      CALL_mmloader___ToolContext___fatal_error(fra.me.REG[1])(fra.me.REG[1], NIT_NULL, fra.me.REG[2]);
     }
   }
-  return_label0: while(false);
-  tracehead = trace.prev;
+  stack_frame_head = fra.me.prev;
   return;
 }
-void nitc___NitCompiler___perform_work(val_t  self, val_t  param0) {
-  struct trace_t trace = {NULL, NULL, 95, LOCATE_nitc___NitCompiler___perform_work};
-  val_t variable[7];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  variable[0] =  self;
-  variable[1] =  param0;
-  variable[3] = CALL_abstract_collection___Collection___iterator( variable[1] /*mods*/)( variable[1] /*mods*/) /*AbstractArray::iterator*/;
-  while (true) { /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___is_ok(variable[3])(variable[3]) /*ArrayIterator::is_ok*/;
-    if (!UNTAG_Bool(variable[4])) break; /*for*/
-    variable[4] = CALL_abstract_collection___Iterator___item(variable[3])(variable[3]) /*ArrayIterator::item*/;
-    variable[5] = variable[4];
-    variable[6] = TAG_Bool(( variable[5] /*mod*/==NIT_NULL) || VAL_ISA( variable[5] /*mod*/, COLOR_MMSrcModule, ID_MMSrcModule)) /*cast MMSrcModule*/;
-    if (!UNTAG_Bool(variable[6])) { fprintf(stderr, "Assert%s failed", ""); fprintf(stderr, " in %s (%s:%d)\n", LOCATE_nitc___NitCompiler___perform_work, LOCATE_nitc, 98); nit_exit(1);}
-    variable[6] = variable[0];
-    CALL_compiling___MMSrcModule___compile_prog_to_c( variable[5] /*mod*/)( variable[5] /*mod*/, variable[6]) /*MMSrcModule::compile_prog_to_c*/;
-    continue_5: while(0);
-    CALL_abstract_collection___Iterator___next(variable[3])(variable[3]) /*ArrayIterator::next*/;
+void nitc___NitCompiler___perform_work(val_t p0, val_t p1){
+  struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
+  val_t REGB0;
+  val_t REGB1;
+  val_t tmp;
+  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
+  fra.me.file = LOCATE_nitc;
+  fra.me.line = 117;
+  fra.me.meth = LOCATE_nitc___NitCompiler___perform_work;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 5;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[1] = NIT_NULL;
+  fra.me.REG[2] = NIT_NULL;
+  fra.me.REG[3] = NIT_NULL;
+  fra.me.REG[4] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  fra.me.REG[1] = p1;
+  /* ./../lib/standard//collection//array.nit:234 */
+  REGB0 = TAG_Int(0);
+  /* ./../lib/standard//collection//array.nit:235 */
+  REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+  if (UNTAG_Bool(REGB1)) {
+  } else {
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 235);
   }
-  break_5: while(0);
-  return_label4: while(false);
-  tracehead = trace.prev;
-  return;
-}
-val_t nitc___NitCompiler___opt_output(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 26, LOCATE_nitc___NitCompiler___opt_output};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_output( self) /*NitCompiler::_opt_output*/;
-}
-val_t nitc___NitCompiler___opt_boost(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 27, LOCATE_nitc___NitCompiler___opt_boost};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_boost( self) /*NitCompiler::_opt_boost*/;
-}
-val_t nitc___NitCompiler___opt_no_cc(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 28, LOCATE_nitc___NitCompiler___opt_no_cc};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_no_cc( self) /*NitCompiler::_opt_no_cc*/;
-}
-val_t nitc___NitCompiler___opt_global(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 29, LOCATE_nitc___NitCompiler___opt_global};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_global( self) /*NitCompiler::_opt_global*/;
-}
-val_t nitc___NitCompiler___opt_clibdir(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 30, LOCATE_nitc___NitCompiler___opt_clibdir};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_clibdir( self) /*NitCompiler::_opt_clibdir*/;
-}
-val_t nitc___NitCompiler___opt_bindir(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 31, LOCATE_nitc___NitCompiler___opt_bindir};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_bindir( self) /*NitCompiler::_opt_bindir*/;
-}
-val_t nitc___NitCompiler___opt_compdir(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 32, LOCATE_nitc___NitCompiler___opt_compdir};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_compdir( self) /*NitCompiler::_opt_compdir*/;
-}
-val_t nitc___NitCompiler___opt_extension_prefix(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 33, LOCATE_nitc___NitCompiler___opt_extension_prefix};
-  val_t *variable = NULL;
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  tracehead = trace.prev;
-  return ATTR_nitc___NitCompiler____opt_extension_prefix( self) /*NitCompiler::_opt_extension_prefix*/;
-}
-void nitc___NitCompiler___init(val_t  self, int* init_table) {
-  struct trace_t trace = {NULL, NULL, 35, LOCATE_nitc___NitCompiler___init};
-  val_t variable[12];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  variable[0] =  self;
-  if (init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_NitCompiler].i]) return;
-  CALL_abstracttool___AbstractCompiler___init(variable[0])(variable[0], init_table /*YYY*/) /*AbstractCompiler::init*/;
-  variable[2] = variable[0];
-  variable[2] = CALL_mmloader___ToolContext___option_context(variable[2])(variable[2]) /*ToolContext::option_context*/;
-  variable[3] = NEW_Array_array___Array___with_capacity(TAG_Int(8)); /*new Array[Option]*/
-  variable[4] = variable[0];
-  variable[4] = CALL_nitc___NitCompiler___opt_output(variable[4])(variable[4]) /*NitCompiler::opt_output*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[4]) /*AbstractArray::add*/;
-  variable[5] = variable[0];
-  variable[5] = CALL_nitc___NitCompiler___opt_boost(variable[5])(variable[5]) /*NitCompiler::opt_boost*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[5]) /*AbstractArray::add*/;
-  variable[6] = variable[0];
-  variable[6] = CALL_nitc___NitCompiler___opt_no_cc(variable[6])(variable[6]) /*NitCompiler::opt_no_cc*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[6]) /*AbstractArray::add*/;
-  variable[7] = variable[0];
-  variable[7] = CALL_nitc___NitCompiler___opt_global(variable[7])(variable[7]) /*NitCompiler::opt_global*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[7]) /*AbstractArray::add*/;
-  variable[8] = variable[0];
-  variable[8] = CALL_nitc___NitCompiler___opt_clibdir(variable[8])(variable[8]) /*NitCompiler::opt_clibdir*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[8]) /*AbstractArray::add*/;
-  variable[9] = variable[0];
-  variable[9] = CALL_nitc___NitCompiler___opt_bindir(variable[9])(variable[9]) /*NitCompiler::opt_bindir*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[9]) /*AbstractArray::add*/;
-  variable[10] = variable[0];
-  variable[10] = CALL_nitc___NitCompiler___opt_compdir(variable[10])(variable[10]) /*NitCompiler::opt_compdir*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[10]) /*AbstractArray::add*/;
-  variable[11] = variable[0];
-  variable[11] = CALL_nitc___NitCompiler___opt_extension_prefix(variable[11])(variable[11]) /*NitCompiler::opt_extension_prefix*/;
-  CALL_abstract_collection___SimpleCollection___add(variable[3])(variable[3], variable[11]) /*AbstractArray::add*/;
-  CALL_opts___OptionContext___add_option(variable[2])(variable[2], variable[3]) /*OptionContext::add_option*/;
-  return_label6: while(false);
-  init_table[VAL2OBJ(variable[0])->vft[INIT_TABLE_POS_NitCompiler].i] = 1;
-  tracehead = trace.prev;
+  REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+  /* ./../lib/standard//collection//array.nit:236 */
+  fra.me.REG[2] = ATTR_array___Array____items(fra.me.REG[1]);
+  /* ./../lib/standard//collection//array.nit:237 */
+  while(1) {
+    /* ./../lib/standard//collection//array.nit:23 */
+    REGB1 = TAG_Bool(ATTR_array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
+    if (UNTAG_Bool(REGB1)) {
+    } else {
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_array, 23);
+    }
+    REGB1 = ATTR_array___AbstractArrayRead____length(fra.me.REG[1]);
+    /* ./../lib/standard//kernel.nit:212 */
+    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
+    /* ./../lib/standard//collection//array.nit:237 */
+    if (UNTAG_Bool(REGB1)) {
+      /* ./../lib/standard//collection//array.nit:238 */
+      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
+      if (UNTAG_Bool(REGB1)) {
+        nit_abort("Reciever is null", NULL, LOCATE_array, 238);
+      }
+      /* ./../lib/standard//collection//array.nit:654 */
+      fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
+      /* ./nitc.nit:120 */
+      fra.me.REG[3] = NEW_Program_program___Program___init(fra.me.REG[3], fra.me.REG[0]);
+      /* ./nitc.nit:121 */
+      fra.me.REG[4] = CALL_nitc___NitCompiler___opt_output_format(fra.me.REG[0])(fra.me.REG[0]);
+      fra.me.REG[4] = CALL_opts___OptionEnum___value_name(fra.me.REG[4])(fra.me.REG[4]);
+      CALL_compiling___Program___output_format__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+      /* ./nitc.nit:122 */
+      CALL_program___Program___compute_main_method(fra.me.REG[3])(fra.me.REG[3]);
+      /* ./nitc.nit:123 */
+      CALL_program___Program___generate_allocation_iroutines(fra.me.REG[3])(fra.me.REG[3]);
+      /* ./nitc.nit:124 */
+      REGB1 = CALL_program___ToolContext___global(fra.me.REG[0])(fra.me.REG[0]);
+      if (UNTAG_Bool(REGB1)) {
+        /* ./nitc.nit:125 */
+        CALL_analysis___Program___do_global_pre_analysis_optimizations(fra.me.REG[3])(fra.me.REG[3]);
+        /* ./nitc.nit:126 */
+        CALL_analysis___Program___do_global_analysis(fra.me.REG[3])(fra.me.REG[3]);
+        /* ./nitc.nit:127 */
+        CALL_analysis___Program___do_global_post_analysis_optimizations(fra.me.REG[3])(fra.me.REG[3]);
+        /* ./nitc.nit:128 */
+        fra.me.REG[4] = CALL_mmloader___ToolContext___opt_log(fra.me.REG[0])(fra.me.REG[0]);
+        fra.me.REG[4] = CALL_opts___Option___value(fra.me.REG[4])(fra.me.REG[4]);
+        if (UNTAG_Bool(fra.me.REG[4])) {
+          /* ./nitc.nit:129 */
+          fra.me.REG[4] = CALL_mmloader___ToolContext___log_directory(fra.me.REG[0])(fra.me.REG[0]);
+          CALL_analysis___Program___dump_global_optimizations_information(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+          /* ./nitc.nit:130 */
+          fra.me.REG[4] = CALL_mmloader___ToolContext___log_directory(fra.me.REG[0])(fra.me.REG[0]);
+          CALL_analysis___Program___dump_global_analysis_information(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4]);
+        }
+      }
+      /* ./nitc.nit:133 */
+      CALL_table_computation___Program___do_table_computation(fra.me.REG[3])(fra.me.REG[3]);
+      /* ./nitc.nit:134 */
+      CALL_compiling___Program___compile_prog(fra.me.REG[3])(fra.me.REG[3]);
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB1 = TAG_Int(1);
+      /* ./../lib/standard//kernel.nit:215 */
+      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
+      /* ./../lib/standard//collection//array.nit:239 */
+      REGB0 = REGB1;
+    } else {
+      /* ./../lib/standard//collection//array.nit:237 */
+      goto label1;
+    }
+  }
+  label1: while(0);
+  stack_frame_head = fra.me.prev;
   return;
 }
-void nitc___Sys___main(val_t  self) {
-  struct trace_t trace = {NULL, NULL, 105, LOCATE_nitc___Sys___main};
-  val_t variable[4];
-  void **closurevariable = NULL;
-  trace.prev = tracehead; tracehead = &trace;
-  trace.file = LOCATE_nitc;
-  variable[0] =  self;
-  variable[3] = NEW_NitCompiler_nitc___NitCompiler___init(); /*new NitCompiler*/
-  variable[2] = variable[3];
-  CALL_abstracttool___AbstractCompiler___exec_cmd_line( variable[2] /*c*/)( variable[2] /*c*/) /*AbstractCompiler::exec_cmd_line*/;
-  return_label7: while(false);
-  tracehead = trace.prev;
+void nitc___Sys___main(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_nitc;
+  fra.me.line = 139;
+  fra.me.meth = LOCATE_nitc___Sys___main;
+  fra.me.has_broke = 0;
+  fra.me.REG_size = 1;
+  fra.me.REG[0] = NIT_NULL;
+  fra.me.REG[0] = p0;
+  /* ./nitc.nit:139 */
+  fra.me.REG[0] = NEW_NitCompiler_nitc___NitCompiler___init();
+  /* ./nitc.nit:140 */
+  CALL_abstracttool___AbstractCompiler___exec_cmd_line(fra.me.REG[0])(fra.me.REG[0]);
+  stack_frame_head = fra.me.prev;
   return;
 }