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c_src : Regenerated c_src to prevent use of String contructors
[nit.git] / c_src / metamodel___partial_order._sep.c
diff --git a/c_src/metamodel___partial_order._sep.c b/c_src/metamodel___partial_order._sep.c
index 2f49e83..c494f68 100644 (file)
--- a/c_src/metamodel___partial_order._sep.c
+++ b/c_src/metamodel___partial_order._sep.c
@@ -1,5 +1,6 @@
 /* This C file is generated by NIT to compile module metamodel___partial_order. */
 #include "metamodel___partial_order._sep.h"
+static const char LOCATE_metamodel___partial_order___PartialOrder___roots[] = "partial_order::PartialOrder::roots";
 val_t metamodel___partial_order___PartialOrder___roots(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -23,6 +24,7 @@ val_t metamodel___partial_order___PartialOrder___roots(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___is_empty[] = "partial_order::PartialOrder::(abstract_collection::Collection::is_empty)";
 val_t metamodel___partial_order___PartialOrder___is_empty(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -49,6 +51,7 @@ val_t metamodel___partial_order___PartialOrder___is_empty(val_t p0){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___length[] = "partial_order::PartialOrder::(abstract_collection::Collection::length)";
 val_t metamodel___partial_order___PartialOrder___length(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -75,6 +78,7 @@ val_t metamodel___partial_order___PartialOrder___length(val_t p0){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___first[] = "partial_order::PartialOrder::(abstract_collection::Collection::first)";
 val_t metamodel___partial_order___PartialOrder___first(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -101,6 +105,7 @@ val_t metamodel___partial_order___PartialOrder___first(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___has[] = "partial_order::PartialOrder::(abstract_collection::Collection::has)";
 val_t metamodel___partial_order___PartialOrder___has(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -129,6 +134,7 @@ val_t metamodel___partial_order___PartialOrder___has(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___has_only[] = "partial_order::PartialOrder::(abstract_collection::Collection::has_only)";
 val_t metamodel___partial_order___PartialOrder___has_only(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -159,7 +165,7 @@ val_t metamodel___partial_order___PartialOrder___has_only(val_t p0, val_t p1){
   REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
   if (UNTAG_Bool(REGB2)) {
   } else {
-    /* ../lib/standard/kernel.nit:227 */
+    /* ../lib/standard/kernel.nit:237 */
     REGB1 = TAG_Bool((REGB0)==(REGB1));
     /* metamodel/partial_order.nit:43 */
     REGB2 = REGB1;
@@ -178,7 +184,7 @@ val_t metamodel___partial_order___PartialOrder___has_only(val_t p0, val_t p1){
     } else {
       REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(false);
+        REGB1 = TAG_Bool(0);
         REGB2 = REGB1;
       } else {
         REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
@@ -186,7 +192,7 @@ val_t metamodel___partial_order___PartialOrder___has_only(val_t p0, val_t p1){
       }
     }
   } else {
-    REGB1 = TAG_Bool(false);
+    REGB1 = TAG_Bool(0);
     REGB2 = REGB1;
   }
   goto label1;
@@ -194,6 +200,7 @@ val_t metamodel___partial_order___PartialOrder___has_only(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return REGB2;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___count[] = "partial_order::PartialOrder::(abstract_collection::Collection::count)";
 val_t metamodel___partial_order___PartialOrder___count(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -226,6 +233,7 @@ val_t metamodel___partial_order___PartialOrder___count(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___iterator[] = "partial_order::PartialOrder::(abstract_collection::Collection::iterator)";
 val_t metamodel___partial_order___PartialOrder___iterator(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -252,6 +260,7 @@ val_t metamodel___partial_order___PartialOrder___iterator(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder_____bra[] = "partial_order::PartialOrder::[]";
 val_t metamodel___partial_order___PartialOrder_____bra(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -280,6 +289,7 @@ val_t metamodel___partial_order___PartialOrder_____bra(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___to_dot[] = "partial_order::PartialOrder::to_dot";
 val_t metamodel___partial_order___PartialOrder___to_dot(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -314,7 +324,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot(val_t p0){
   if (!once_value_3) {
     fra.me.REG[0] = BOX_NativeString("}\n");
     REGB0 = TAG_Int(2);
-    fra.me.REG[0] = NEW_String_standard___string___String___with_native(fra.me.REG[0], REGB0);
+    fra.me.REG[0] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[0])(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;
@@ -356,18 +366,18 @@ val_t metamodel___partial_order___PartialOrder___to_dot(val_t p0){
     CALL_standard___collection___abstract_collection___Sequence___append(closctx->REG[1])(closctx->REG[1], fra.me.REG[1]);
     /* metamodel/partial_order.nit:71 */
     fra.me.REG[1] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[0])(fra.me.REG[0]);
-    /* ../lib/standard/collection/array.nit:269 */
-    REGB0 = TAG_Int(0);
     /* ../lib/standard/collection/array.nit:270 */
+    REGB0 = TAG_Int(0);
+    /* ../lib/standard/collection/array.nit:271 */
     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, 270);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-    /* ../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:272 */
+    fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
+    /* ../lib/standard/collection/array.nit:273 */
     while(1) {
       /* ../lib/standard/collection/array.nit:24 */
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
@@ -381,29 +391,29 @@ val_t metamodel___partial_order___PartialOrder___to_dot(val_t p0){
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:232 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/array.nit:272 */
+      /* ../lib/standard/collection/array.nit:273 */
       if (UNTAG_Bool(REGB1)) {
-        /* ../lib/standard/collection/array.nit:273 */
+        /* ../lib/standard/collection/array.nit:274 */
         REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
         }
-        /* ../lib/standard/collection/array.nit:718 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
         /* metamodel/partial_order.nit:72 */
         fra.me.REG[4] = CALL_metamodel___partial_order___PartialOrderElement___value(fra.me.REG[0])(fra.me.REG[0]);
         fra.me.REG[3] = CALL_metamodel___partial_order___PartialOrder___to_dot_edge(closctx->REG[0])(closctx->REG[0], fra.me.REG[4], fra.me.REG[3]);
         CALL_standard___collection___abstract_collection___Sequence___append(closctx->REG[1])(closctx->REG[1], fra.me.REG[3]);
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB1 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:235 */
+        /* ../lib/standard/kernel.nit:245 */
         REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB0 = REGB1;
       } else {
-        /* ../lib/standard/collection/array.nit:272 */
+        /* ../lib/standard/collection/array.nit:273 */
         goto label2;
       }
     }
@@ -411,6 +421,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot(val_t p0){
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___partial_order___PartialOrder___to_dot_header[] = "partial_order::PartialOrder::to_dot_header";
 val_t metamodel___partial_order___PartialOrder___to_dot_header(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -429,7 +440,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_header(val_t p0){
   if (!once_value_1) {
     fra.me.REG[0] = BOX_NativeString("digraph G {\ngraph [rankdir=BT];\n");
     REGB0 = TAG_Int(32);
-    fra.me.REG[0] = NEW_String_standard___string___String___with_native(fra.me.REG[0], REGB0);
+    fra.me.REG[0] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[0])(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;
@@ -439,6 +450,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_header(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___to_dot_node[] = "partial_order::PartialOrder::to_dot_node";
 val_t metamodel___partial_order___PartialOrder___to_dot_node(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -463,7 +475,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_node(val_t p0, val_t p1)
   if (!once_value_1) {
     fra.me.REG[2] = BOX_NativeString("\"");
     REGB0 = TAG_Int(1);
-    fra.me.REG[2] = NEW_String_standard___string___String___with_native(fra.me.REG[2], REGB0);
+    fra.me.REG[2] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[2])(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;
@@ -474,7 +486,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_node(val_t p0, val_t p1)
   if (!once_value_2) {
     fra.me.REG[1] = BOX_NativeString("\";\n");
     REGB0 = TAG_Int(3);
-    fra.me.REG[1] = NEW_String_standard___string___String___with_native(fra.me.REG[1], REGB0);
+    fra.me.REG[1] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[1])(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;
@@ -486,6 +498,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_node(val_t p0, val_t p1)
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___to_dot_edge[] = "partial_order::PartialOrder::to_dot_edge";
 val_t metamodel___partial_order___PartialOrder___to_dot_edge(val_t p0, val_t p1, val_t p2){
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
   val_t REGB0;
@@ -513,7 +526,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_edge(val_t p0, val_t p1,
   if (!once_value_1) {
     fra.me.REG[3] = BOX_NativeString("\"");
     REGB0 = TAG_Int(1);
-    fra.me.REG[3] = NEW_String_standard___string___String___with_native(fra.me.REG[3], REGB0);
+    fra.me.REG[3] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[3])(fra.me.REG[3], REGB0);
     once_value_1 = fra.me.REG[3];
     register_static_object(&once_value_1);
   } else fra.me.REG[3] = once_value_1;
@@ -524,7 +537,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_edge(val_t p0, val_t p1,
   if (!once_value_2) {
     fra.me.REG[1] = BOX_NativeString("\" -> \"");
     REGB0 = TAG_Int(6);
-    fra.me.REG[1] = NEW_String_standard___string___String___with_native(fra.me.REG[1], REGB0);
+    fra.me.REG[1] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[1])(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;
@@ -535,7 +548,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_edge(val_t p0, val_t p1,
   if (!once_value_3) {
     fra.me.REG[2] = BOX_NativeString("\";\n");
     REGB0 = TAG_Int(3);
-    fra.me.REG[2] = NEW_String_standard___string___String___with_native(fra.me.REG[2], REGB0);
+    fra.me.REG[2] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[2])(fra.me.REG[2], REGB0);
     once_value_3 = fra.me.REG[2];
     register_static_object(&once_value_3);
   } else fra.me.REG[2] = once_value_3;
@@ -547,6 +560,7 @@ val_t metamodel___partial_order___PartialOrder___to_dot_edge(val_t p0, val_t p1,
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___select_smallests[] = "partial_order::PartialOrder::select_smallests";
 val_t metamodel___partial_order___PartialOrder___select_smallests(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
@@ -572,7 +586,7 @@ val_t metamodel___partial_order___PartialOrder___select_smallests(val_t p0, val_
   } 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);
@@ -647,6 +661,7 @@ val_t metamodel___partial_order___PartialOrder___select_smallests(val_t p0, val_
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___partial_order___PartialOrder___add[] = "partial_order::PartialOrder::add";
 val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p2){
   struct {struct stack_frame_t me; val_t MORE_REG[4];} fra;
   val_t REGB0;
@@ -680,7 +695,7 @@ val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p
   } 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);
@@ -688,7 +703,7 @@ val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p
     }
   }
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(true);
+    REGB0 = TAG_Bool(1);
   } else {
     REGB1 = CALL_metamodel___partial_order___PartialOrder___has_all(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
     REGB0 = REGB1;
@@ -723,7 +738,7 @@ val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p
   } 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);
@@ -731,7 +746,7 @@ val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p
     }
   }
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(true);
+    REGB0 = TAG_Bool(1);
   } else {
     REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
@@ -756,6 +771,7 @@ val_t metamodel___partial_order___PartialOrder___add(val_t p0, val_t p1, val_t p
   stack_frame_head = fra.me.prev;
   return fra.me.REG[3];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___has_all[] = "partial_order::PartialOrder::has_all";
 val_t metamodel___partial_order___PartialOrder___has_all(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -777,7 +793,7 @@ val_t metamodel___partial_order___PartialOrder___has_all(val_t p0, val_t p1){
     case 1: (&(fra.me))->has_broke = 0; goto label3;
   }
   /* metamodel/partial_order.nit:141 */
-  REGB0 = TAG_Bool(true);
+  REGB0 = TAG_Bool(1);
   fra.me.REG[1] = REGB0;
   goto label3;
   label3: while(0);
@@ -807,7 +823,7 @@ val_t metamodel___partial_order___PartialOrder___has_all(val_t p0, val_t p1){
     REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
     if (UNTAG_Bool(REGB0)) {
       /* metamodel/partial_order.nit:138 */
-      REGB0 = TAG_Bool(false);
+      REGB0 = TAG_Bool(0);
       closctx->REG[1] = REGB0;
       closctx->has_broke = 1;
       goto label2;
@@ -816,6 +832,7 @@ val_t metamodel___partial_order___PartialOrder___has_all(val_t p0, val_t p1){
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___partial_order___PartialOrder___new_poe[] = "partial_order::PartialOrder::new_poe";
 val_t metamodel___partial_order___PartialOrder___new_poe(val_t p0, val_t p1, val_t p2){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t tmp;
@@ -839,6 +856,7 @@ val_t metamodel___partial_order___PartialOrder___new_poe(val_t p0, val_t p1, val
   stack_frame_head = fra.me.prev;
   return fra.me.REG[2];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___add_to_smallests[] = "partial_order::PartialOrder::add_to_smallests";
 val_t metamodel___partial_order___PartialOrder___add_to_smallests(val_t p0, val_t p1, val_t p2, val_t p3){
   struct {struct stack_frame_t me; val_t MORE_REG[5];} fra;
   val_t REGB0;
@@ -866,18 +884,18 @@ val_t metamodel___partial_order___PartialOrder___add_to_smallests(val_t p0, val_
   CALL_standard___collection___abstract_collection___RemovableCollection___clear(fra.me.REG[3])(fra.me.REG[3]);
   /* metamodel/partial_order.nit:158 */
   fra.me.REG[0] = CALL_metamodel___partial_order___PartialOrder_____bra(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ../lib/standard/collection/array.nit:269 */
-  REGB0 = TAG_Int(0);
   /* ../lib/standard/collection/array.nit:270 */
+  REGB0 = TAG_Int(0);
+  /* ../lib/standard/collection/array.nit:271 */
   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, 270);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
   }
   REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ../lib/standard/collection/array.nit:271 */
-  fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
   /* ../lib/standard/collection/array.nit:272 */
+  fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
+  /* ../lib/standard/collection/array.nit:273 */
   while(1) {
     /* ../lib/standard/collection/array.nit:24 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
@@ -891,22 +909,22 @@ val_t metamodel___partial_order___PartialOrder___add_to_smallests(val_t p0, val_
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:232 */
+    /* ../lib/standard/kernel.nit:242 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ../lib/standard/collection/array.nit:272 */
+    /* ../lib/standard/collection/array.nit:273 */
     if (UNTAG_Bool(REGB1)) {
-      /* ../lib/standard/collection/array.nit:273 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
       }
-      /* ../lib/standard/collection/array.nit:718 */
+      /* ../lib/standard/collection/array.nit:725 */
       fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
       /* metamodel/partial_order.nit:160 */
       REGB1 = CALL_metamodel___partial_order___PartialOrderElement_____g(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[5]);
       if (UNTAG_Bool(REGB1)) {
         /* metamodel/partial_order.nit:161 */
-        REGB1 = TAG_Bool(false);
+        REGB1 = TAG_Bool(0);
         goto label1;
       }
       /* metamodel/partial_order.nit:163 */
@@ -916,14 +934,14 @@ val_t metamodel___partial_order___PartialOrder___add_to_smallests(val_t p0, val_
         /* metamodel/partial_order.nit:164 */
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[5]);
       }
-      /* ../lib/standard/collection/array.nit:274 */
+      /* ../lib/standard/collection/array.nit:275 */
       REGB2 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../lib/standard/kernel.nit:245 */
       REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ../lib/standard/collection/array.nit:274 */
+      /* ../lib/standard/collection/array.nit:275 */
       REGB0 = REGB2;
     } else {
-      /* ../lib/standard/collection/array.nit:272 */
+      /* ../lib/standard/collection/array.nit:273 */
       goto label2;
     }
   }
@@ -931,13 +949,14 @@ val_t metamodel___partial_order___PartialOrder___add_to_smallests(val_t p0, val_
   /* metamodel/partial_order.nit:167 */
   CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
   /* metamodel/partial_order.nit:168 */
-  REGB0 = TAG_Bool(true);
+  REGB0 = TAG_Bool(1);
   REGB1 = REGB0;
   goto label1;
   label1: while(0);
   stack_frame_head = fra.me.prev;
   return REGB1;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrder___compute_smallers_for[] = "partial_order::PartialOrder::compute_smallers_for";
 void metamodel___partial_order___PartialOrder___compute_smallers_for(val_t p0, val_t p1, val_t p2){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -996,6 +1015,7 @@ void metamodel___partial_order___PartialOrder___compute_smallers_for(val_t p0, v
     stack_frame_head = fra.me.prev;
     return;
   }
+static const char LOCATE_metamodel___partial_order___PartialOrder___init[] = "partial_order::PartialOrder::init";
 void metamodel___partial_order___PartialOrder___init(val_t p0, int* init_table){
   int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___partial_order___PartialOrder].i;
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
@@ -1024,6 +1044,7 @@ void metamodel___partial_order___PartialOrder___init(val_t p0, int* init_table){
   init_table[itpos0] = 1;
   return;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___order[] = "partial_order::PartialOrderElement::order";
 val_t metamodel___partial_order___PartialOrderElement___order(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1047,6 +1068,7 @@ val_t metamodel___partial_order___PartialOrderElement___order(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___value[] = "partial_order::PartialOrderElement::value";
 val_t metamodel___partial_order___PartialOrderElement___value(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1070,6 +1092,7 @@ val_t metamodel___partial_order___PartialOrderElement___value(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___rank[] = "partial_order::PartialOrderElement::rank";
 val_t metamodel___partial_order___PartialOrderElement___rank(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1093,6 +1116,7 @@ val_t metamodel___partial_order___PartialOrderElement___rank(val_t p0){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___direct_greaters[] = "partial_order::PartialOrderElement::direct_greaters";
 val_t metamodel___partial_order___PartialOrderElement___direct_greaters(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1116,6 +1140,7 @@ val_t metamodel___partial_order___PartialOrderElement___direct_greaters(val_t p0
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___direct_smallers[] = "partial_order::PartialOrderElement::direct_smallers";
 val_t metamodel___partial_order___PartialOrderElement___direct_smallers(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1139,6 +1164,7 @@ val_t metamodel___partial_order___PartialOrderElement___direct_smallers(val_t p0
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___greaters[] = "partial_order::PartialOrderElement::greaters";
 val_t metamodel___partial_order___PartialOrderElement___greaters(val_t p0){
   struct {struct stack_frame_t me;} fra;
   val_t REGB0;
@@ -1162,6 +1188,7 @@ val_t metamodel___partial_order___PartialOrderElement___greaters(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___greaters_and_self[] = "partial_order::PartialOrderElement::greaters_and_self";
 val_t metamodel___partial_order___PartialOrderElement___greaters_and_self(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
   val_t REGB0;
@@ -1188,7 +1215,7 @@ val_t metamodel___partial_order___PartialOrderElement___greaters_and_self(val_t
   } 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);
@@ -1231,6 +1258,7 @@ val_t metamodel___partial_order___PartialOrderElement___greaters_and_self(val_t
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___smallers[] = "partial_order::PartialOrderElement::smallers";
 val_t metamodel___partial_order___PartialOrderElement___smallers(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -1267,7 +1295,7 @@ val_t metamodel___partial_order___PartialOrderElement___smallers(val_t p0){
   } else {
     nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
   }
-  /* ../lib/standard/kernel.nit:232 */
+  /* ../lib/standard/kernel.nit:242 */
   REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
   /* metamodel/partial_order.nit:233 */
   if (UNTAG_Bool(REGB1)) {
@@ -1307,6 +1335,7 @@ val_t metamodel___partial_order___PartialOrderElement___smallers(val_t p0){
   stack_frame_head = fra.me.prev;
   return fra.me.REG[0];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___linear_extension[] = "partial_order::PartialOrderElement::linear_extension";
 val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[9];} fra;
   val_t REGB0;
@@ -1341,7 +1370,7 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
   } 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);
@@ -1358,18 +1387,18 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
     CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[4]);
     /* metamodel/partial_order.nit:251 */
     fra.me.REG[4] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[1])(fra.me.REG[1]);
-    /* ../lib/standard/collection/array.nit:269 */
-    REGB0 = TAG_Int(0);
     /* ../lib/standard/collection/array.nit:270 */
+    REGB0 = TAG_Int(0);
+    /* ../lib/standard/collection/array.nit:271 */
     REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
-    /* ../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:272 */
+    fra.me.REG[5] = ATTR_standard___collection___array___Array____items(fra.me.REG[4]);
+    /* ../lib/standard/collection/array.nit:273 */
     while(1) {
       /* ../lib/standard/collection/array.nit:24 */
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
@@ -1383,16 +1412,16 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:232 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/array.nit:272 */
+      /* ../lib/standard/collection/array.nit:273 */
       if (UNTAG_Bool(REGB1)) {
-        /* ../lib/standard/collection/array.nit:273 */
+        /* ../lib/standard/collection/array.nit:274 */
         REGB1 = TAG_Bool(fra.me.REG[5]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
         }
-        /* ../lib/standard/collection/array.nit:718 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
         /* metamodel/partial_order.nit:252 */
         fra.me.REG[7] = CALL_metamodel___partial_order___PartialOrderElement___order(fra.me.REG[1])(fra.me.REG[1]);
@@ -1400,20 +1429,20 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
         fra.me.REG[6] = CALL_metamodel___partial_order___PartialOrderElement___linear_extension(fra.me.REG[6])(fra.me.REG[6]);
         /* metamodel/partial_order.nit:253 */
         CALL_standard___collection___abstract_collection___RemovableCollection___clear(fra.me.REG[3])(fra.me.REG[3]);
-        /* ../lib/standard/collection/array.nit:266 */
+        /* ../lib/standard/collection/array.nit:267 */
         fra.me.REG[7] = fra.me.REG[2];
-        /* ../lib/standard/collection/array.nit:269 */
-        REGB1 = TAG_Int(0);
         /* ../lib/standard/collection/array.nit:270 */
+        REGB1 = TAG_Int(0);
+        /* ../lib/standard/collection/array.nit:271 */
         REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
         if (UNTAG_Bool(REGB2)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
         }
         REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[7]);
-        /* ../lib/standard/collection/array.nit:271 */
-        fra.me.REG[8] = ATTR_standard___collection___array___Array____items(fra.me.REG[7]);
         /* ../lib/standard/collection/array.nit:272 */
+        fra.me.REG[8] = ATTR_standard___collection___array___Array____items(fra.me.REG[7]);
+        /* ../lib/standard/collection/array.nit:273 */
         while(1) {
           /* ../lib/standard/collection/array.nit:24 */
           REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
@@ -1427,16 +1456,16 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
           } else {
             nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
           }
-          /* ../lib/standard/kernel.nit:232 */
+          /* ../lib/standard/kernel.nit:242 */
           REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-          /* ../lib/standard/collection/array.nit:272 */
+          /* ../lib/standard/collection/array.nit:273 */
           if (UNTAG_Bool(REGB2)) {
-            /* ../lib/standard/collection/array.nit:273 */
+            /* ../lib/standard/collection/array.nit:274 */
             REGB2 = TAG_Bool(fra.me.REG[8]==NIT_NULL);
             if (UNTAG_Bool(REGB2)) {
-              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
             }
-            /* ../lib/standard/collection/array.nit:718 */
+            /* ../lib/standard/collection/array.nit:725 */
             fra.me.REG[9] = ((Nit_NativeArray)fra.me.REG[8])->val[UNTAG_Int(REGB1)];
             /* metamodel/partial_order.nit:255 */
             REGB2 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[6])(fra.me.REG[6], fra.me.REG[9]);
@@ -1444,14 +1473,14 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
             if (UNTAG_Bool(REGB2)) {
               CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[9]);
             }
-            /* ../lib/standard/collection/array.nit:274 */
+            /* ../lib/standard/collection/array.nit:275 */
             REGB2 = TAG_Int(1);
-            /* ../lib/standard/kernel.nit:235 */
+            /* ../lib/standard/kernel.nit:245 */
             REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-            /* ../lib/standard/collection/array.nit:274 */
+            /* ../lib/standard/collection/array.nit:275 */
             REGB1 = REGB2;
           } else {
-            /* ../lib/standard/collection/array.nit:272 */
+            /* ../lib/standard/collection/array.nit:273 */
             goto label1;
           }
         }
@@ -1464,14 +1493,14 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
         fra.me.REG[2] = fra.me.REG[3];
         /* metamodel/partial_order.nit:261 */
         fra.me.REG[3] = fra.me.REG[6];
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB1 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:235 */
+        /* ../lib/standard/kernel.nit:245 */
         REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB0 = REGB1;
       } else {
-        /* ../lib/standard/collection/array.nit:272 */
+        /* ../lib/standard/collection/array.nit:273 */
         goto label2;
       }
     }
@@ -1491,6 +1520,7 @@ val_t metamodel___partial_order___PartialOrderElement___linear_extension(val_t p
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___reverse_linear_extension[] = "partial_order::PartialOrderElement::reverse_linear_extension";
 val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension(val_t p0){
   struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
   val_t REGB0;
@@ -1521,7 +1551,7 @@ val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension
   } 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);
@@ -1533,18 +1563,18 @@ val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension
     fra.me.REG[2] = NEW_HashSet_standard___collection___hash_collection___HashSet___init();
     /* metamodel/partial_order.nit:277 */
     fra.me.REG[3] = CALL_metamodel___partial_order___PartialOrderElement___direct_greaters(fra.me.REG[1])(fra.me.REG[1]);
-    /* ../lib/standard/collection/array.nit:269 */
-    REGB0 = TAG_Int(0);
     /* ../lib/standard/collection/array.nit:270 */
+    REGB0 = TAG_Int(0);
+    /* ../lib/standard/collection/array.nit:271 */
     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, 270);
+      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
     }
     REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-    /* ../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:272 */
+    fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
+    /* ../lib/standard/collection/array.nit:273 */
     while(1) {
       /* ../lib/standard/collection/array.nit:24 */
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
@@ -1558,16 +1588,16 @@ val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:232 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/array.nit:272 */
+      /* ../lib/standard/collection/array.nit:273 */
       if (UNTAG_Bool(REGB1)) {
-        /* ../lib/standard/collection/array.nit:273 */
+        /* ../lib/standard/collection/array.nit:274 */
         REGB1 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
-          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
         }
-        /* ../lib/standard/collection/array.nit:718 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
         /* metamodel/partial_order.nit:278 */
         fra.me.REG[6] = CALL_metamodel___partial_order___PartialOrderElement___order(fra.me.REG[1])(fra.me.REG[1]);
@@ -1575,14 +1605,14 @@ val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension
         fra.me.REG[5] = CALL_metamodel___partial_order___PartialOrderElement___linear_extension(fra.me.REG[5])(fra.me.REG[5]);
         /* metamodel/partial_order.nit:279 */
         CALL_standard___collection___abstract_collection___SimpleCollection___add_all(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[5]);
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB1 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:235 */
+        /* ../lib/standard/kernel.nit:245 */
         REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB0 = REGB1;
       } else {
-        /* ../lib/standard/collection/array.nit:272 */
+        /* ../lib/standard/collection/array.nit:273 */
         goto label1;
       }
     }
@@ -1606,6 +1636,7 @@ val_t metamodel___partial_order___PartialOrderElement___reverse_linear_extension
   stack_frame_head = fra.me.prev;
   return fra.me.REG[1];
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement_____l[] = "partial_order::PartialOrderElement::<";
 val_t metamodel___partial_order___PartialOrderElement_____l(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -1634,6 +1665,7 @@ val_t metamodel___partial_order___PartialOrderElement_____l(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement_____leq[] = "partial_order::PartialOrderElement::<=";
 val_t metamodel___partial_order___PartialOrderElement_____leq(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -1665,7 +1697,7 @@ val_t metamodel___partial_order___PartialOrderElement_____leq(val_t p0, val_t p1
     REGB0 = REGB1;
   }
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(true);
+    REGB0 = TAG_Bool(1);
   } else {
     REGB1 = TAG_Bool(ATTR_metamodel___partial_order___PartialOrderElement____greaters(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
@@ -1681,6 +1713,7 @@ val_t metamodel___partial_order___PartialOrderElement_____leq(val_t p0, val_t p1
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement_____g[] = "partial_order::PartialOrderElement::>";
 val_t metamodel___partial_order___PartialOrderElement_____g(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -1717,6 +1750,7 @@ val_t metamodel___partial_order___PartialOrderElement_____g(val_t p0, val_t p1){
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement_____geq[] = "partial_order::PartialOrderElement::>=";
 val_t metamodel___partial_order___PartialOrderElement_____geq(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
   val_t REGB0;
@@ -1748,7 +1782,7 @@ val_t metamodel___partial_order___PartialOrderElement_____geq(val_t p0, val_t p1
     REGB0 = REGB1;
   }
   if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(true);
+    REGB0 = TAG_Bool(1);
   } else {
     REGB1 = TAG_Bool(ATTR_metamodel___partial_order___PartialOrderElement____order(fra.me.REG[0])!=NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
@@ -1771,6 +1805,7 @@ val_t metamodel___partial_order___PartialOrderElement_____geq(val_t p0, val_t p1
   stack_frame_head = fra.me.prev;
   return REGB0;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___register_direct_smallers[] = "partial_order::PartialOrderElement::register_direct_smallers";
 void metamodel___partial_order___PartialOrderElement___register_direct_smallers(val_t p0, val_t p1){
   struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
   val_t REGB0;
@@ -1797,6 +1832,7 @@ void metamodel___partial_order___PartialOrderElement___register_direct_smallers(
   stack_frame_head = fra.me.prev;
   return;
 }
+static const char LOCATE_metamodel___partial_order___PartialOrderElement___init[] = "partial_order::PartialOrderElement::init";
 void metamodel___partial_order___PartialOrderElement___init(val_t p0, val_t p1, val_t p2, val_t p3, int* init_table){
   int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_metamodel___partial_order___PartialOrderElement].i;
   struct {struct stack_frame_t me; val_t MORE_REG[6];} fra;
@@ -1848,18 +1884,18 @@ void metamodel___partial_order___PartialOrderElement___init(val_t p0, val_t p1,
   fra.me.REG[1] = ATTR_metamodel___partial_order___PartialOrderElement____greaters(fra.me.REG[0]);
   /* metamodel/partial_order.nit:327 */
   REGB0 = TAG_Int(0);
-  /* ../lib/standard/collection/array.nit:269 */
-  REGB1 = TAG_Int(0);
   /* ../lib/standard/collection/array.nit:270 */
+  REGB1 = TAG_Int(0);
+  /* ../lib/standard/collection/array.nit:271 */
   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);
+    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 271);
   }
   REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-  /* ../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:272 */
+  fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
+  /* ../lib/standard/collection/array.nit:273 */
   while(1) {
     /* ../lib/standard/collection/array.nit:24 */
     REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
@@ -1873,16 +1909,16 @@ void metamodel___partial_order___PartialOrderElement___init(val_t p0, val_t p1,
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:232 */
+    /* ../lib/standard/kernel.nit:242 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    /* ../lib/standard/collection/array.nit:272 */
+    /* ../lib/standard/collection/array.nit:273 */
     if (UNTAG_Bool(REGB2)) {
-      /* ../lib/standard/collection/array.nit:273 */
+      /* ../lib/standard/collection/array.nit:274 */
       REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
       if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 274);
       }
-      /* ../lib/standard/collection/array.nit:718 */
+      /* ../lib/standard/collection/array.nit:725 */
       fra.me.REG[5] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB1)];
       /* metamodel/partial_order.nit:329 */
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[5]);
@@ -1901,14 +1937,14 @@ void metamodel___partial_order___PartialOrderElement___init(val_t p0, val_t p1,
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:233 */
+      /* ../lib/standard/kernel.nit:243 */
       REGB2 = TAG_Bool(UNTAG_Int(REGB2)>=UNTAG_Int(REGB0));
       /* metamodel/partial_order.nit:331 */
       if (UNTAG_Bool(REGB2)) {
         /* metamodel/partial_order.nit:332 */
         REGB2 = CALL_metamodel___partial_order___PartialOrderElement___rank(fra.me.REG[5])(fra.me.REG[5]);
         REGB3 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:235 */
+        /* ../lib/standard/kernel.nit:245 */
         REGB3 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB3));
         /* metamodel/partial_order.nit:332 */
         REGB0 = REGB3;
@@ -1918,14 +1954,14 @@ void metamodel___partial_order___PartialOrderElement___init(val_t p0, val_t p1,
       /* metamodel/partial_order.nit:335 */
       fra.me.REG[5] = CALL_metamodel___partial_order___PartialOrderElement___greaters(fra.me.REG[5])(fra.me.REG[5]);
       CALL_standard___collection___abstract_collection___Collection___iterate(fra.me.REG[5])(fra.me.REG[5], (&(fra.me)), ((fun_t)OC_metamodel___partial_order___PartialOrderElement___init_1));
-      /* ../lib/standard/collection/array.nit:274 */
+      /* ../lib/standard/collection/array.nit:275 */
       REGB3 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../lib/standard/kernel.nit:245 */
       REGB3 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB3));
-      /* ../lib/standard/collection/array.nit:274 */
+      /* ../lib/standard/collection/array.nit:275 */
       REGB1 = REGB3;
     } else {
-      /* ../lib/standard/collection/array.nit:272 */
+      /* ../lib/standard/collection/array.nit:273 */
       goto label2;
     }
   }
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