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

diff --git a/c_src/icode___icode_builder._sep.c b/c_src/icode___icode_builder._sep.c
index 2210409..f4e5612 100644
--- a/c_src/icode___icode_builder._sep.c
+++ b/c_src/icode___icode_builder._sep.c
@@ -146,7 +146,7 @@ void icode___icode_builder___ICodeBuilder___add_null_reciever_check(val_t p0, va
   if (!once_value_1) {
     fra.me.REG[3] = BOX_NativeString("Reciever is null");
     REGB0 = TAG_Int(16);
-    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;
@@ -201,7 +201,7 @@ void icode___icode_builder___ICodeBuilder___add_type_cast(val_t p0, val_t p1, va
   if (!once_value_1) {
     fra.me.REG[3] = BOX_NativeString("Cast failed");
     REGB0 = TAG_Int(11);
-    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;
@@ -268,7 +268,7 @@ void icode___icode_builder___ICodeBuilder___add_attr_check(val_t p0, val_t p1, v
     if (!once_value_1) {
       fra.me.REG[4] = BOX_NativeString("Uninitialized attribute %s");
       REGB0 = TAG_Int(26);
-      fra.me.REG[4] = NEW_String_standard___string___String___with_native(fra.me.REG[4], REGB0);
+      fra.me.REG[4] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[4])(fra.me.REG[4], REGB0);
       once_value_1 = fra.me.REG[4];
       register_static_object(&once_value_1);
     } else fra.me.REG[4] = once_value_1;
@@ -429,7 +429,7 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
     if (!once_value_2) {
       fra.me.REG[5] = BOX_NativeString("==");
       REGB0 = TAG_Int(2);
-      fra.me.REG[5] = NEW_String_standard___string___String___with_native(fra.me.REG[5], REGB0);
+      fra.me.REG[5] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[5])(fra.me.REG[5], REGB0);
       once_value_2 = fra.me.REG[5];
       register_static_object(&once_value_2);
     } else fra.me.REG[5] = once_value_2;
@@ -444,7 +444,7 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
     if (!once_value_4) {
       fra.me.REG[6] = BOX_NativeString("!=");
       REGB0 = TAG_Int(2);
-      fra.me.REG[6] = NEW_String_standard___string___String___with_native(fra.me.REG[6], REGB0);
+      fra.me.REG[6] = CALL_standard___string___NativeString___to_s_with_length(fra.me.REG[6])(fra.me.REG[6], REGB0);
       once_value_4 = fra.me.REG[6];
       register_static_object(&once_value_4);
     } else fra.me.REG[6] = once_value_4;
@@ -505,23 +505,23 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
     fra.me.REG[5] = CALL_icode___icode_builder___ICodeBuilder___new_register(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[5]);
     /* icode/icode_builder.nit:128 */
     REGB0 = TAG_Int(0);
-    /* ../lib/standard/collection/array.nit:278 */
+    /* ../lib/standard/collection/array.nit:279 */
     fra.me.REG[3] = fra.me.REG[2];
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     REGB1 = TAG_Int(0);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:236 */
+    /* ../lib/standard/kernel.nit:243 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     if (UNTAG_Bool(REGB1)) {
       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, 280);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 281);
       }
       REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
       REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -529,47 +529,47 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
     } else {
-      /* ../lib/standard/collection/array.nit:280 */
+      /* ../lib/standard/collection/array.nit:281 */
       REGB2 = TAG_Bool(0);
       REGB1 = REGB2;
     }
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 280);
+      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 281);
     }
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
     REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
+      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 282);
     }
-    /* ../lib/standard/collection/array.nit:724 */
+    /* ../lib/standard/collection/array.nit:725 */
     fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     goto label6;
     label6: while(0);
     /* icode/icode_builder.nit:128 */
     REGB0 = TAG_Int(1);
-    /* ../lib/standard/collection/array.nit:278 */
+    /* ../lib/standard/collection/array.nit:279 */
     fra.me.REG[7] = fra.me.REG[2];
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     REGB1 = TAG_Int(0);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:236 */
+    /* ../lib/standard/kernel.nit:243 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     if (UNTAG_Bool(REGB1)) {
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[7])!=NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 281);
       }
       REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[7]);
       REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -577,26 +577,26 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
     } else {
-      /* ../lib/standard/collection/array.nit:280 */
+      /* ../lib/standard/collection/array.nit:281 */
       REGB2 = TAG_Bool(0);
       REGB1 = REGB2;
     }
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 280);
+      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 281);
     }
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     fra.me.REG[7] = ATTR_standard___collection___array___Array____items(fra.me.REG[7]);
     REGB1 = TAG_Bool(fra.me.REG[7]==NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
+      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 282);
     }
-    /* ../lib/standard/collection/array.nit:724 */
+    /* ../lib/standard/collection/array.nit:725 */
     fra.me.REG[7] = ((Nit_NativeArray)fra.me.REG[7])->val[UNTAG_Int(REGB0)];
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     goto label7;
     label7: while(0);
     /* icode/icode_builder.nit:128 */
@@ -620,23 +620,23 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
     CALL_icode___icode_builder___ICodeBuilder___seq__eq(fra.me.REG[4])(fra.me.REG[4], fra.me.REG[9]);
     /* icode/icode_builder.nit:137 */
     REGB0 = TAG_Int(0);
-    /* ../lib/standard/collection/array.nit:278 */
+    /* ../lib/standard/collection/array.nit:279 */
     fra.me.REG[9] = fra.me.REG[2];
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     REGB1 = TAG_Int(0);
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:236 */
+    /* ../lib/standard/kernel.nit:243 */
     REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ../lib/standard/collection/array.nit:280 */
+    /* ../lib/standard/collection/array.nit:281 */
     if (UNTAG_Bool(REGB1)) {
       REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[9])!=NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
+        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 281);
       }
       REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[9]);
       REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -644,26 +644,26 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../lib/standard/kernel.nit:242 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
     } else {
-      /* ../lib/standard/collection/array.nit:280 */
+      /* ../lib/standard/collection/array.nit:281 */
       REGB2 = TAG_Bool(0);
       REGB1 = REGB2;
     }
     if (UNTAG_Bool(REGB1)) {
     } else {
-      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 280);
+      nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 281);
     }
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     fra.me.REG[9] = ATTR_standard___collection___array___Array____items(fra.me.REG[9]);
     REGB1 = TAG_Bool(fra.me.REG[9]==NIT_NULL);
     if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
+      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 282);
     }
-    /* ../lib/standard/collection/array.nit:724 */
+    /* ../lib/standard/collection/array.nit:725 */
     fra.me.REG[9] = ((Nit_NativeArray)fra.me.REG[9])->val[UNTAG_Int(REGB0)];
-    /* ../lib/standard/collection/array.nit:281 */
+    /* ../lib/standard/collection/array.nit:282 */
     goto label8;
     label8: while(0);
     /* icode/icode_builder.nit:137 */
@@ -678,23 +678,23 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
       fra.me.REG[9] = CALL_icode___icode_builder___ICodeBuilder___lit_null_reg(fra.me.REG[4])(fra.me.REG[4]);
       /* icode/icode_builder.nit:139 */
       REGB0 = TAG_Int(0);
-      /* ../lib/standard/collection/array.nit:278 */
+      /* ../lib/standard/collection/array.nit:279 */
       fra.me.REG[10] = fra.me.REG[2];
-      /* ../lib/standard/collection/array.nit:280 */
+      /* ../lib/standard/collection/array.nit:281 */
       REGB1 = TAG_Int(0);
       REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
       if (UNTAG_Bool(REGB2)) {
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:236 */
+      /* ../lib/standard/kernel.nit:243 */
       REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/array.nit:280 */
+      /* ../lib/standard/collection/array.nit:281 */
       if (UNTAG_Bool(REGB1)) {
         REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[10])!=NIT_NULL);
         if (UNTAG_Bool(REGB1)) {
         } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
+          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 281);
         }
         REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[10]);
         REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
@@ -702,26 +702,26 @@ val_t icode___icode_builder___ICodeBuilder___add_call(val_t p0, val_t p1, val_t
         } else {
           nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
         }
-        /* ../lib/standard/kernel.nit:235 */
+        /* ../lib/standard/kernel.nit:242 */
         REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
       } else {
-        /* ../lib/standard/collection/array.nit:280 */
+        /* ../lib/standard/collection/array.nit:281 */
         REGB2 = TAG_Bool(0);
         REGB1 = REGB2;
       }
       if (UNTAG_Bool(REGB1)) {
       } else {
-        nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 280);
+        nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 281);
       }
-      /* ../lib/standard/collection/array.nit:281 */
+      /* ../lib/standard/collection/array.nit:282 */
       fra.me.REG[10] = ATTR_standard___collection___array___Array____items(fra.me.REG[10]);
       REGB1 = TAG_Bool(fra.me.REG[10]==NIT_NULL);
       if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
+        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 282);
       }
-      /* ../lib/standard/collection/array.nit:724 */
+      /* ../lib/standard/collection/array.nit:725 */
       fra.me.REG[10] = ((Nit_NativeArray)fra.me.REG[10])->val[UNTAG_Int(REGB0)];
-      /* ../lib/standard/collection/array.nit:281 */
+      /* ../lib/standard/collection/array.nit:282 */
       goto label9;
       label9: while(0);
       /* icode/icode_builder.nit:139 */
@@ -1158,16 +1158,16 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
   /* icode/icode_builder.nit:230 */
   REGB0 = TAG_Int(0);
   REGB1 = CALL_metamodel___static_type___MMSignature___arity(fra.me.REG[0])(fra.me.REG[0]);
-  /* ../lib/standard/kernel.nit:355 */
+  /* ../lib/standard/kernel.nit:404 */
   while(1) {
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:235 */
+    /* ../lib/standard/kernel.nit:242 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ../lib/standard/kernel.nit:355 */
+    /* ../lib/standard/kernel.nit:404 */
     if (UNTAG_Bool(REGB2)) {
       /* icode/icode_builder.nit:230 */
       REGB2 = REGB0;
@@ -1175,14 +1175,14 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
       fra.me.REG[2] = CALL_metamodel___static_type___MMSignature_____bra(fra.me.REG[0])(fra.me.REG[0], REGB2);
       fra.me.REG[2] = NEW_IRegister_icode___icode_base___IRegister___init(fra.me.REG[2]);
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB2 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:238 */
+      /* ../lib/standard/kernel.nit:245 */
       REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB0 = REGB2;
     } else {
-      /* ../lib/standard/kernel.nit:355 */
+      /* ../lib/standard/kernel.nit:404 */
       goto label1;
     }
   }
@@ -1224,18 +1224,18 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
     fra.me.REG[3] = fra.me.REG[4];
     /* icode/icode_builder.nit:242 */
     fra.me.REG[4] = CALL_metamodel___static_type___MMSignature___closures(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[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);
@@ -1249,16 +1249,16 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../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:724 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[6] = ((Nit_NativeArray)fra.me.REG[5])->val[UNTAG_Int(REGB0)];
         /* icode/icode_builder.nit:243 */
         fra.me.REG[6] = NEW_IClosureDecl_icode___icode_base___IClosureDecl___init(fra.me.REG[6]);
@@ -1267,14 +1267,14 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
           nit_abort("Reciever is null", NULL, LOCATE_icode___icode_builder, 243);
         }
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[3])(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:238 */
+        /* ../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;
       }
     }
@@ -1289,16 +1289,16 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
   /* icode/icode_builder.nit:249 */
   REGB0 = TAG_Int(0);
   REGB1 = CALL_metamodel___static_type___MMSignature___arity(fra.me.REG[0])(fra.me.REG[0]);
-  /* ../lib/standard/kernel.nit:355 */
+  /* ../lib/standard/kernel.nit:404 */
   while(1) {
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:235 */
+    /* ../lib/standard/kernel.nit:242 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ../lib/standard/kernel.nit:355 */
+    /* ../lib/standard/kernel.nit:404 */
     if (UNTAG_Bool(REGB2)) {
       /* icode/icode_builder.nit:249 */
       REGB2 = REGB0;
@@ -1309,25 +1309,25 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
       if (UNTAG_Bool(REGB3)) {
         /* icode/icode_builder.nit:252 */
         REGB3 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:238 */
+        /* ../lib/standard/kernel.nit:245 */
         REGB3 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB3));
-        /* ../lib/standard/collection/array.nit:278 */
+        /* ../lib/standard/collection/array.nit:279 */
         fra.me.REG[4] = fra.me.REG[1];
-        /* ../lib/standard/collection/array.nit:280 */
+        /* ../lib/standard/collection/array.nit:281 */
         REGB2 = TAG_Int(0);
         REGB4 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
         if (UNTAG_Bool(REGB4)) {
         } else {
           nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
         }
-        /* ../lib/standard/kernel.nit:236 */
+        /* ../lib/standard/kernel.nit:243 */
         REGB2 = TAG_Bool(UNTAG_Int(REGB3)>=UNTAG_Int(REGB2));
-        /* ../lib/standard/collection/array.nit:280 */
+        /* ../lib/standard/collection/array.nit:281 */
         if (UNTAG_Bool(REGB2)) {
           REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4])!=NIT_NULL);
           if (UNTAG_Bool(REGB2)) {
           } else {
-            nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
+            nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 281);
           }
           REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[4]);
           REGB4 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
@@ -1335,39 +1335,39 @@ val_t icode___icode_builder___MMSignature___generate_empty_iroutine(val_t p0){
           } else {
             nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
           }
-          /* ../lib/standard/kernel.nit:235 */
+          /* ../lib/standard/kernel.nit:242 */
           REGB2 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB2));
         } else {
-          /* ../lib/standard/collection/array.nit:280 */
+          /* ../lib/standard/collection/array.nit:281 */
           REGB4 = TAG_Bool(0);
           REGB2 = REGB4;
         }
         if (UNTAG_Bool(REGB2)) {
         } else {
-          nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 280);
+          nit_abort("Assert '%s' failed", "index", LOCATE_standard___collection___array, 281);
         }
-        /* ../lib/standard/collection/array.nit:281 */
+        /* ../lib/standard/collection/array.nit:282 */
         fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[4]);
         REGB2 = TAG_Bool(fra.me.REG[4]==NIT_NULL);
         if (UNTAG_Bool(REGB2)) {
-          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
+          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 282);
         }
-        /* ../lib/standard/collection/array.nit:724 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[4] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB3)];
-        /* ../lib/standard/collection/array.nit:281 */
+        /* ../lib/standard/collection/array.nit:282 */
         goto label3;
         label3: while(0);
         /* icode/icode_builder.nit:252 */
         CALL_icode___icode_builder___ICodeBuilder___add_type_cast(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[4], fra.me.REG[5]);
       }
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB3 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:238 */
+      /* ../lib/standard/kernel.nit:245 */
       REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB0 = REGB3;
     } else {
-      /* ../lib/standard/kernel.nit:355 */
+      /* ../lib/standard/kernel.nit:404 */
       goto label4;
     }
   }
@@ -1404,16 +1404,16 @@ val_t icode___icode_builder___MMSignature___generate_empty_iclosuredef(val_t p0,
   /* icode/icode_builder.nit:262 */
   REGB0 = TAG_Int(0);
   REGB1 = CALL_metamodel___static_type___MMSignature___arity(fra.me.REG[0])(fra.me.REG[0]);
-  /* ../lib/standard/kernel.nit:355 */
+  /* ../lib/standard/kernel.nit:404 */
   while(1) {
     REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
     if (UNTAG_Bool(REGB2)) {
     } else {
       nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
     }
-    /* ../lib/standard/kernel.nit:235 */
+    /* ../lib/standard/kernel.nit:242 */
     REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ../lib/standard/kernel.nit:355 */
+    /* ../lib/standard/kernel.nit:404 */
     if (UNTAG_Bool(REGB2)) {
       /* icode/icode_builder.nit:262 */
       REGB2 = REGB0;
@@ -1421,14 +1421,14 @@ val_t icode___icode_builder___MMSignature___generate_empty_iclosuredef(val_t p0,
       fra.me.REG[3] = CALL_metamodel___static_type___MMSignature_____bra(fra.me.REG[0])(fra.me.REG[0], REGB2);
       fra.me.REG[3] = CALL_icode___icode_builder___ICodeBuilder___new_register(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
       CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB2 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:238 */
+      /* ../lib/standard/kernel.nit:245 */
       REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ../lib/standard/kernel.nit:357 */
+      /* ../lib/standard/kernel.nit:406 */
       REGB0 = REGB2;
     } else {
-      /* ../lib/standard/kernel.nit:355 */
+      /* ../lib/standard/kernel.nit:404 */
       goto label1;
     }
   }
@@ -1470,18 +1470,18 @@ val_t icode___icode_builder___MMSignature___generate_empty_iclosuredef(val_t p0,
     fra.me.REG[2] = fra.me.REG[4];
     /* icode/icode_builder.nit:274 */
     fra.me.REG[0] = CALL_metamodel___static_type___MMSignature___closures(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[0])!=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[0]);
-    /* ../lib/standard/collection/array.nit:271 */
-    fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
     /* ../lib/standard/collection/array.nit:272 */
+    fra.me.REG[4] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
+    /* ../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[0])!=NIT_NULL);
@@ -1495,16 +1495,16 @@ val_t icode___icode_builder___MMSignature___generate_empty_iclosuredef(val_t p0,
       } else {
         nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
       }
-      /* ../lib/standard/kernel.nit:235 */
+      /* ../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:724 */
+        /* ../lib/standard/collection/array.nit:725 */
         fra.me.REG[1] = ((Nit_NativeArray)fra.me.REG[4])->val[UNTAG_Int(REGB0)];
         /* icode/icode_builder.nit:275 */
         fra.me.REG[1] = NEW_IClosureDecl_icode___icode_base___IClosureDecl___init(fra.me.REG[1]);
@@ -1513,14 +1513,14 @@ val_t icode___icode_builder___MMSignature___generate_empty_iclosuredef(val_t p0,
           nit_abort("Reciever is null", NULL, LOCATE_icode___icode_builder, 275);
         }
         CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-        /* ../lib/standard/collection/array.nit:274 */
+        /* ../lib/standard/collection/array.nit:275 */
         REGB1 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:238 */
+        /* ../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;
       }
     }