use nitg to bootstrap; drop bootstrap of nitc

[nit.git] / c_src / standard___collection___array._sep.c

diff --git a/c_src/standard___collection___array._sep.c b/c_src/standard___collection___array._sep.c
deleted file mode 100644 (file)
index 403abfa..0000000
--- a/c_src/standard___collection___array._sep.c
+++ /dev/null
@@ -1,5655 +0,0 @@
-/* This C file is generated by NIT to compile module standard___collection___array. */
-#include "standard___collection___array._sep.h"
-val_t standard___collection___array___AbstractArrayRead___length(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_standard___collection___array;
-  fra.me.line = 24;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___length;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___AbstractArrayRead___is_empty(val_t p0){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 26;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___is_empty;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:26 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 26);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  REGB1 = TAG_Int(0);
-  REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    /* ./../lib/standard//kernel.nit:227 */
-    REGB1 = TAG_Bool((REGB0)==(REGB1));
-    /* ./../lib/standard//collection//array.nit:26 */
-    REGB2 = REGB1;
-  }
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB2;
-}
-val_t standard___collection___array___AbstractArrayRead___has(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 28;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___has;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:30 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:32 */
-  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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:32 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:33 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      REGB2 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB2 = REGB3;
-        }
-      }
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(true);
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:34 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:34 */
-      REGB0 = REGB3;
-    } else {
-      /* ./../lib/standard//collection//array.nit:32 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:36 */
-  REGB0 = TAG_Bool(false);
-  REGB2 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB2;
-}
-val_t standard___collection___array___AbstractArrayRead___has_only(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 39;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___has_only;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:41 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:43 */
-  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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:43 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:44 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      REGB2 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB2 = REGB3;
-        }
-      }
-      REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(false);
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:45 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:45 */
-      REGB0 = REGB3;
-    } else {
-      /* ./../lib/standard//collection//array.nit:43 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:47 */
-  REGB0 = TAG_Bool(true);
-  REGB2 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB2;
-}
-val_t standard___collection___array___AbstractArrayRead___count(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t REGB4;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 50;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___count;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:52 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:53 */
-  REGB1 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:55 */
-  while(1) {
-    REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB3 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:55 */
-    if (UNTAG_Bool(REGB3)) {
-      /* ./../lib/standard//collection//array.nit:56 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB1);
-      REGB3 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        REGB4 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB4)) {
-          REGB4 = TAG_Bool(false);
-          REGB3 = REGB4;
-        } else {
-          REGB4 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB3 = REGB4;
-        }
-      }
-      if (UNTAG_Bool(REGB3)) {
-        REGB3 = TAG_Int(1);
-        /* ./../lib/standard//kernel.nit:235 */
-        REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
-        /* ./../lib/standard//collection//array.nit:56 */
-        REGB0 = REGB3;
-      }
-      /* ./../lib/standard//collection//array.nit:57 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:57 */
-      REGB1 = REGB3;
-    } else {
-      /* ./../lib/standard//collection//array.nit:55 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:59 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___AbstractArrayRead___index_of(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 62;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___index_of;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:62 */
-  REGB0 = TAG_Int(0);
-  REGB0 = CALL_standard___collection___array___AbstractArrayRead___index_of_from(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], REGB0);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___AbstractArrayRead___last_index_of(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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_standard___collection___array;
-  fra.me.line = 64;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___last_index_of;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:66 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:66 */
-  REGB1 = CALL_standard___collection___array___AbstractArrayRead___last_index_of_from(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], REGB1);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-val_t standard___collection___array___AbstractArrayRead___index_of_from(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 68;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___index_of_from;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:74 */
-  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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:74 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:75 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      REGB2 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB2 = REGB3;
-        }
-      }
-      if (UNTAG_Bool(REGB2)) {
-        /* ./../lib/standard//collection//array.nit:76 */
-        REGB2 = REGB0;
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:78 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:78 */
-      REGB0 = REGB3;
-    } else {
-      /* ./../lib/standard//collection//array.nit:74 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:80 */
-  REGB0 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:236 */
-  REGB0 = TAG_Int(-UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:80 */
-  REGB2 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB2;
-}
-val_t standard___collection___array___AbstractArrayRead___last_index_of_from(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 83;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___last_index_of_from;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:88 */
-  while(1) {
-    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:233 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:88 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:89 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      REGB1 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB1)) {
-      } else {
-        REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          REGB2 = TAG_Bool(false);
-          REGB1 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB1 = REGB2;
-        }
-      }
-      if (UNTAG_Bool(REGB1)) {
-        /* ./../lib/standard//collection//array.nit:90 */
-        REGB1 = REGB0;
-        goto label1;
-      } else {
-        /* ./../lib/standard//collection//array.nit:92 */
-        REGB2 = TAG_Int(1);
-        /* ./../lib/standard//kernel.nit:237 */
-        REGB2 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB2));
-        /* ./../lib/standard//collection//array.nit:92 */
-        REGB0 = REGB2;
-      }
-    } else {
-      /* ./../lib/standard//collection//array.nit:88 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:95 */
-  REGB0 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:236 */
-  REGB0 = TAG_Int(-UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:95 */
-  REGB1 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-val_t standard___collection___array___AbstractArrayRead___reversed(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 98;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___reversed;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:103 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 103);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:104 */
-  fra.me.REG[1] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
-  /* ./../lib/standard//collection//array.nit:105 */
-  while(1) {
-    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:234 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:105 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:106 */
-      REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:106 */
-      REGB0 = REGB1;
-      /* ./../lib/standard//collection//array.nit:107 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-    } else {
-      /* ./../lib/standard//collection//array.nit:105 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:109 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-void standard___collection___array___AbstractArrayRead___copy_to(val_t p0, val_t p1, val_t p2, val_t p3, val_t p4){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t REGB4;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 112;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___copy_to;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  REGB1 = p2;
-  fra.me.REG[1] = p3;
-  REGB2 = p4;
-  /* ./../lib/standard//collection//array.nit:122 */
-  while(1) {
-    REGB3 = TAG_Int(0);
-    REGB4 = TAG_Bool(VAL_ISA(REGB3, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB4)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:234 */
-    REGB3 = TAG_Bool(UNTAG_Int(REGB1)>UNTAG_Int(REGB3));
-    /* ./../lib/standard//collection//array.nit:122 */
-    if (UNTAG_Bool(REGB3)) {
-      /* ./../lib/standard//collection//array.nit:123 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:123 */
-      REGB1 = REGB3;
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB1));
-      REGB4 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:124 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB4);
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[1])(fra.me.REG[1], REGB3, fra.me.REG[2]);
-    } else {
-      /* ./../lib/standard//collection//array.nit:122 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArrayRead___output(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 128;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___output;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:130 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:132 */
-  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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:132 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:133 */
-      fra.me.REG[1] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      /* ./../lib/standard//collection//array.nit:134 */
-      REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
-          REGB2 = REGB3;
-        }
-      }
-      REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 134);
-        }
-        CALL_standard___kernel___Object___output(fra.me.REG[1])(fra.me.REG[1]);
-      }
-      /* ./../lib/standard//collection//array.nit:135 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:135 */
-      REGB0 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:132 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___AbstractArrayRead___iterator(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_standard___collection___array;
-  fra.me.line = 139;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___iterator;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:139 */
-  fra.me.REG[0] = NEW_ArrayIterator_standard___collection___array___ArrayIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___AbstractArrayRead_____eqeq(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t REGB4;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 141;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead_____eqeq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:144 */
-  REGB0 = TAG_Bool((fra.me.REG[1]!=NIT_NULL) && VAL_ISA(fra.me.REG[1], COLOR_standard___collection___array___AbstractArray, ID_standard___collection___array___AbstractArray)) /*cast AbstractArray[E]*/;
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(true);
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-    REGB0 = REGB1;
-  }
-  if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(false);
-    goto label1;
-  }
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:146 */
-  REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 146);
-  }
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:146 */
-  REGB3 = TAG_Bool(IS_EQUAL_OO(REGB2,REGB1));
-  if (UNTAG_Bool(REGB3)) {
-  } else {
-    /* ./../lib/standard//kernel.nit:227 */
-    REGB2 = TAG_Bool((REGB2)==(REGB1));
-    /* ./../lib/standard//collection//array.nit:146 */
-    REGB3 = REGB2;
-  }
-  REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
-  if (UNTAG_Bool(REGB3)) {
-    REGB3 = TAG_Bool(false);
-    REGB0 = REGB3;
-    goto label1;
-  }
-  /* ./../lib/standard//collection//array.nit:147 */
-  REGB3 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:148 */
-  while(1) {
-    REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:148 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:149 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB3);
-      REGB2 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 149);
-      }
-      fra.me.REG[3] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[1])(fra.me.REG[1], REGB3);
-      REGB2 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[3]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB4 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB4)) {
-          REGB4 = TAG_Bool(false);
-          REGB2 = REGB4;
-        } else {
-          REGB4 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-          REGB2 = REGB4;
-        }
-      }
-      REGB2 = TAG_Bool(!UNTAG_Bool(REGB2));
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(false);
-        REGB0 = REGB2;
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:150 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB3)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:150 */
-      REGB3 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:148 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:152 */
-  REGB3 = TAG_Bool(true);
-  REGB0 = REGB3;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___AbstractArrayRead___init(val_t p0, int* init_table){
-  int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___AbstractArrayRead].i;
-  struct {struct stack_frame_t me;} fra;
-  val_t tmp;
-  if (init_table[itpos0]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 0;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArrayRead___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 0;
-  fra.me.nitni_local_ref_head = NULL;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos0] = 1;
-  return;
-}
-void standard___collection___array___AbstractArray___enlarge(val_t p0, val_t p1){
-  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_standard___collection___array;
-  fra.me.line = 161;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___enlarge;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 0;
-  fra.me.nitni_local_ref_head = NULL;
-  /* ./../lib/standard//collection//array.nit:161 */
-  nit_abort("Deferred method called", NULL, LOCATE_standard___collection___array, 161);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___push(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 166;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___push;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:166 */
-  CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___AbstractArray___pop(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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_standard___collection___array;
-  fra.me.line = 168;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___pop;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:170 */
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Assert %s  failed", "'not_empty'", LOCATE_standard___collection___array, 170);
-  }
-  /* ./../lib/standard//collection//array.nit:171 */
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___SequenceRead___last(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:172 */
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:172 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB1;
-  /* ./../lib/standard//collection//array.nit:173 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-val_t standard___collection___array___AbstractArray___shift(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 176;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___shift;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:178 */
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Assert %s  failed", "'not_empty'", LOCATE_standard___collection___array, 178);
-  }
-  /* ./../lib/standard//collection//array.nit:179 */
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:180 */
-  REGB0 = TAG_Int(1);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:182 */
-  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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:182 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:183 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:183 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB2, fra.me.REG[2]);
-      /* ./../lib/standard//collection//array.nit:184 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:184 */
-      REGB0 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:182 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:186 */
-  REGB0 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB0 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:186 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:187 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-void standard___collection___array___AbstractArray___unshift(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 190;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___unshift;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:192 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:193 */
-  while(1) {
-    REGB0 = TAG_Int(0);
-    REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:234 */
-    REGB0 = TAG_Bool(UNTAG_Int(REGB1)>UNTAG_Int(REGB0));
-    /* ./../lib/standard//collection//array.nit:193 */
-    if (UNTAG_Bool(REGB0)) {
-      /* ./../lib/standard//collection//array.nit:194 */
-      REGB0 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB0 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB0));
-      /* ./../lib/standard//collection//array.nit:194 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB1);
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[2]);
-      /* ./../lib/standard//collection//array.nit:195 */
-      REGB0 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB0 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB0));
-      /* ./../lib/standard//collection//array.nit:195 */
-      REGB1 = REGB0;
-    } else {
-      /* ./../lib/standard//collection//array.nit:193 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:197 */
-  REGB1 = TAG_Int(0);
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB1, fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___insert(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 200;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___insert;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:207 */
-  REGB2 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:235 */
-  REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-  /* ./../lib/standard//collection//array.nit:207 */
-  CALL_standard___collection___array___AbstractArray___enlarge(fra.me.REG[0])(fra.me.REG[0], REGB2);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB2 = TAG_Int(UNTAG_Int(REGB2)-UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:208 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:235 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:208 */
-  CALL_standard___collection___array___AbstractArrayRead___copy_to(fra.me.REG[0])(fra.me.REG[0], REGB0, REGB2, fra.me.REG[0], REGB1);
-  /* ./../lib/standard//collection//array.nit:209 */
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___add(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 212;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___add;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:212 */
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___clear(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_standard___collection___array;
-  fra.me.line = 214;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___clear;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:214 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___remove(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 216;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___remove;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:216 */
-  REGB0 = CALL_standard___collection___abstract_collection___SequenceRead___index_of(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  CALL_standard___collection___abstract_collection___Sequence___remove_at(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___remove_all(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 218;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___remove_all;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:220 */
-  REGB0 = CALL_standard___collection___abstract_collection___SequenceRead___index_of(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:221 */
-  while(1) {
-    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:233 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:221 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:222 */
-      CALL_standard___collection___abstract_collection___Sequence___remove_at(fra.me.REG[0])(fra.me.REG[0], REGB0);
-      /* ./../lib/standard//collection//array.nit:223 */
-      REGB1 = CALL_standard___collection___array___AbstractArrayRead___index_of_from(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], REGB0);
-      REGB0 = REGB1;
-    } else {
-      /* ./../lib/standard//collection//array.nit:221 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___remove_at(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 227;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___remove_at;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:230 */
-  REGB2 = TAG_Int(0);
-  REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB3)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:233 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB2));
-  /* ./../lib/standard//collection//array.nit:230 */
-  if (UNTAG_Bool(REGB2)) {
-    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:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-  } else {
-    /* ./../lib/standard//collection//array.nit:230 */
-    REGB3 = TAG_Bool(false);
-    REGB2 = REGB3;
-  }
-  if (UNTAG_Bool(REGB2)) {
-    /* ./../lib/standard//collection//array.nit:231 */
-    REGB2 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:232 */
-    while(1) {
-      REGB0 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:232 */
-      REGB0 = TAG_Bool(UNTAG_Int(REGB2)<UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:232 */
-      if (UNTAG_Bool(REGB0)) {
-        /* ./../lib/standard//collection//array.nit:233 */
-        REGB0 = TAG_Int(1);
-        /* ./../lib/standard//kernel.nit:237 */
-        REGB0 = TAG_Int(UNTAG_Int(REGB2)-UNTAG_Int(REGB0));
-        /* ./../lib/standard//collection//array.nit:233 */
-        fra.me.REG[1] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB2);
-        CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[1]);
-        /* ./../lib/standard//collection//array.nit:234 */
-        REGB0 = TAG_Int(1);
-        /* ./../lib/standard//kernel.nit:235 */
-        REGB0 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB0));
-        /* ./../lib/standard//collection//array.nit:234 */
-        REGB2 = REGB0;
-      } else {
-        /* ./../lib/standard//collection//array.nit:232 */
-        goto label1;
-      }
-    }
-    label1: while(0);
-    /* ./../lib/standard//collection//array.nit:236 */
-    REGB2 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:237 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:236 */
-    ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB2;
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___AbstractArray___swap_at(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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_standard___collection___array;
-  fra.me.line = 240;
-  fra.me.meth = LOCATE_standard___collection___array___AbstractArray___swap_at;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  REGB1 = p2;
-  /* ./../lib/standard//collection//array.nit:247 */
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  /* ./../lib/standard//collection//array.nit:248 */
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, REGB1);
-  /* ./../lib/standard//collection//array.nit:249 */
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB1, fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___Array___iterate(val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  fun_t CREG[1];
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 266;
-  fra.me.meth = LOCATE_standard___collection___array___Array___iterate;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.closure_ctx = closctx_param;
-  fra.me.closure_funs = CREG;
-  fra.me.REG[0] = p0;
-  CREG[0] = clos_fun0;
-  /* ./../lib/standard//collection//array.nit:269 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:270 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:271 */
-  fra.me.REG[1] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:272 */
-  while(1) {
-    /* ./../lib/standard//collection//array.nit:24 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-    }
-    REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:272 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:273 */
-      REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[1])->val[UNTAG_Int(REGB0)];
-      /* ./../lib/standard//collection//array.nit:273 */
-      ((void (*)(struct stack_frame_t *, val_t))(CREG[0]))(closctx_param, fra.me.REG[2]);
-      if (closctx_param->has_broke) {
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB1 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB0 = REGB1;
-    } else {
-      /* ./../lib/standard//collection//array.nit:272 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___Array_____bra(val_t p0, val_t p1){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 278;
-  fra.me.meth = LOCATE_standard___collection___array___Array_____bra;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:280 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:280 */
-  if (UNTAG_Bool(REGB1)) {
-    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, 280);
-    }
-    REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-  } else {
-    /* ./../lib/standard//collection//array.nit:280 */
-    REGB2 = TAG_Bool(false);
-    REGB1 = REGB2;
-  }
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-  }
-  /* ./../lib/standard//collection//array.nit:281 */
-  fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-  }
-  /* ./../lib/standard//collection//array.nit:718 */
-  fra.me.REG[0] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
-  /* ./../lib/standard//collection//array.nit:281 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___Array_____braeq(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 284;
-  fra.me.meth = LOCATE_standard___collection___array___Array_____braeq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  fra.me.REG[1] = p2;
-  /* ./../lib/standard//collection//array.nit:286 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:286 */
-  if (UNTAG_Bool(REGB1)) {
-    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, 286);
-    }
-    REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB2 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-    REGB1 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
-  } else {
-    /* ./../lib/standard//collection//array.nit:286 */
-    REGB1 = TAG_Bool(false);
-    REGB2 = REGB1;
-  }
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 286);
-  }
-  /* ./../lib/standard//collection//array.nit:287 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___Array____capacity(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_capacity", LOCATE_standard___collection___array, 287);
-  }
-  REGB2 = ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]);
-  REGB1 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:231 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB2)<=UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:287 */
-  if (UNTAG_Bool(REGB2)) {
-    /* ./../lib/standard//collection//array.nit:288 */
-    REGB2 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:288 */
-    CALL_standard___collection___array___AbstractArray___enlarge(fra.me.REG[0])(fra.me.REG[0], REGB2);
-  }
-  /* ./../lib/standard//collection//array.nit:290 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 290);
-  }
-  REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  REGB1 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:231 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB2)<=UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:290 */
-  if (UNTAG_Bool(REGB2)) {
-    /* ./../lib/standard//collection//array.nit:291 */
-    REGB2 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:291 */
-    ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB2;
-  }
-  /* ./../lib/standard//collection//array.nit:293 */
-  fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 293);
-  }
-  /* ./../lib/standard//collection//array.nit:719 */
-  ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)]=fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___Array___add(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 296;
-  fra.me.meth = LOCATE_standard___collection___array___Array___add;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:298 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 298);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:299 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___Array____capacity(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_capacity", LOCATE_standard___collection___array, 299);
-  }
-  REGB1 = ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]);
-  REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:231 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB1)<=UNTAG_Int(REGB0));
-  /* ./../lib/standard//collection//array.nit:299 */
-  if (UNTAG_Bool(REGB1)) {
-    /* ./../lib/standard//collection//array.nit:300 */
-    REGB1 = TAG_Int(1);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:300 */
-    CALL_standard___collection___array___AbstractArray___enlarge(fra.me.REG[0])(fra.me.REG[0], REGB1);
-  }
-  /* ./../lib/standard//collection//array.nit:302 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:235 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:302 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB1;
-  /* ./../lib/standard//collection//array.nit:303 */
-  fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 303);
-  }
-  /* ./../lib/standard//collection//array.nit:719 */
-  ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)]=fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___Array___enlarge(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 306;
-  fra.me.meth = LOCATE_standard___collection___array___Array___enlarge;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:308 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___Array____capacity(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_capacity", LOCATE_standard___collection___array, 308);
-  }
-  REGB1 = ATTR_standard___collection___array___Array____capacity(fra.me.REG[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:231 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB0)<=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:309 */
-  if (UNTAG_Bool(REGB2)) {
-    goto label1;
-  }
-  /* ./../lib/standard//collection//array.nit:310 */
-  while(1) {
-    REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:231 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)<=UNTAG_Int(REGB0));
-    /* ./../lib/standard//collection//array.nit:310 */
-    if (UNTAG_Bool(REGB2)) {
-      REGB2 = TAG_Int(2);
-      /* ./../lib/standard//kernel.nit:238 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB1)*UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:310 */
-      REGB3 = TAG_Int(2);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:310 */
-      REGB1 = REGB3;
-    } else {
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:712 */
-  fra.me.REG[1] = NEW_NativeArray(UNTAG_Int(REGB1), sizeof(val_t));
-  /* ./../lib/standard//collection//array.nit:312 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___Array____capacity(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_capacity", LOCATE_standard___collection___array, 312);
-  }
-  REGB0 = ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]);
-  REGB3 = TAG_Int(0);
-  REGB2 = TAG_Bool(VAL_ISA(REGB3, 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:234 */
-  REGB3 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB3));
-  /* ./../lib/standard//collection//array.nit:312 */
-  if (UNTAG_Bool(REGB3)) {
-    fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-    REGB3 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 312);
-    }
-    REGB3 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 312);
-    }
-    /* ./../lib/standard//collection//array.nit:720 */
-    (void)memcpy(((Nit_NativeArray )fra.me.REG[1])->val, ((Nit_NativeArray)fra.me.REG[2])->val, UNTAG_Int(REGB3)*sizeof(val_t));
-  }
-  /* ./../lib/standard//collection//array.nit:313 */
-  ATTR_standard___collection___array___Array____items(fra.me.REG[0]) = fra.me.REG[1];
-  /* ./../lib/standard//collection//array.nit:314 */
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]) = REGB1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___Array___init(val_t p0, int* init_table){
-  int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___Array].i;
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t tmp;
-  if (init_table[itpos1]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 317;
-  fra.me.meth = LOCATE_standard___collection___array___Array___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:320 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:321 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos1] = 1;
-  return;
-}
-void standard___collection___array___Array___with_items(val_t p0, val_t p1, int* init_table){
-  int itpos2 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___Array].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t tmp;
-  if (init_table[itpos2]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 324;
-  fra.me.meth = LOCATE_standard___collection___array___Array___with_items;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:324 */
-  fra.me.REG[2] = fra.me.REG[0];
-  REGB0 = TAG_Bool((fra.me.REG[1]!=NIT_NULL) && VAL_ISA(fra.me.REG[1], COLOR_standard___collection___array___Array, ID_standard___collection___array___Array)) /*cast Array[E]*/;
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___collection___array, 324);
-  }
-  /* ./../lib/standard//collection//array.nit:327 */
-  fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-  ATTR_standard___collection___array___Array____items(fra.me.REG[2]) = fra.me.REG[0];
-  /* ./../lib/standard//collection//array.nit:328 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___Array____capacity(fra.me.REG[1])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_capacity", LOCATE_standard___collection___array, 328);
-  }
-  REGB0 = ATTR_standard___collection___array___Array____capacity(fra.me.REG[1]);
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[2]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:329 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos2] = 1;
-  return;
-}
-void standard___collection___array___Array___with_capacity(val_t p0, val_t p1, int* init_table){
-  int itpos3 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___Array].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  if (init_table[itpos3]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 332;
-  fra.me.meth = LOCATE_standard___collection___array___Array___with_capacity;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:335 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:335 */
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Assert %s  failed", "'positive'", LOCATE_standard___collection___array, 335);
-  }
-  /* ./../lib/standard//collection//array.nit:712 */
-  fra.me.REG[1] = NEW_NativeArray(UNTAG_Int(REGB0), sizeof(val_t));
-  /* ./../lib/standard//collection//array.nit:336 */
-  ATTR_standard___collection___array___Array____items(fra.me.REG[0]) = fra.me.REG[1];
-  /* ./../lib/standard//collection//array.nit:337 */
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:338 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos3] = 1;
-  return;
-}
-void standard___collection___array___Array___filled_with(val_t p0, val_t p1, val_t p2, int* init_table){
-  int itpos4 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___Array].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  if (init_table[itpos4]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 341;
-  fra.me.meth = LOCATE_standard___collection___array___Array___filled_with;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:344 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:344 */
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Assert %s  failed", "'positive'", LOCATE_standard___collection___array, 344);
-  }
-  /* ./../lib/standard//collection//array.nit:712 */
-  fra.me.REG[2] = NEW_NativeArray(UNTAG_Int(REGB0), sizeof(val_t));
-  /* ./../lib/standard//collection//array.nit:345 */
-  ATTR_standard___collection___array___Array____items(fra.me.REG[0]) = fra.me.REG[2];
-  /* ./../lib/standard//collection//array.nit:346 */
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:347 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:348 */
-  REGB1 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:349 */
-  while(1) {
-    REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB0));
-    /* ./../lib/standard//collection//array.nit:349 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:350 */
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB1, fra.me.REG[1]);
-      /* ./../lib/standard//collection//array.nit:351 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:351 */
-      REGB1 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:349 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  init_table[itpos4] = 1;
-  return;
-}
-void standard___collection___array___Array___with_native(val_t p0, val_t p1, val_t p2, int* init_table){
-  int itpos5 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___Array].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  if (init_table[itpos5]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 355;
-  fra.me.meth = LOCATE_standard___collection___array___Array___with_native;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:358 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:358 */
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Assert %s  failed", "'positive'", LOCATE_standard___collection___array, 358);
-  }
-  /* ./../lib/standard//collection//array.nit:359 */
-  ATTR_standard___collection___array___Array____items(fra.me.REG[0]) = fra.me.REG[1];
-  /* ./../lib/standard//collection//array.nit:360 */
-  ATTR_standard___collection___array___Array____capacity(fra.me.REG[0]) = REGB0;
-  /* ./../lib/standard//collection//array.nit:361 */
-  ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos5] = 1;
-  return;
-}
-val_t standard___collection___array___Array___intern_items(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 367;
-  fra.me.meth = LOCATE_standard___collection___array___Array___intern_items;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:367 */
-  fra.me.REG[1] = fra.me.REG[0];
-  /* ./../lib/standard//collection//array.nit:369 */
-  fra.me.REG[1] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-  REGB0 = TAG_Bool(fra.me.REG[1]!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___collection___array, 369);
-  }
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-void standard___collection___array___Array___sort(val_t p0, struct stack_frame_t *closctx_param, fun_t clos_fun0){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  fun_t CREG[1];
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 374;
-  fra.me.meth = LOCATE_standard___collection___array___Array___sort;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.closure_ctx = closctx_param;
-  fra.me.closure_funs = CREG;
-  fra.me.REG[0] = p0;
-  CREG[0] = clos_fun0;
-  /* ./../lib/standard//collection//array.nit:378 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:378 */
-  REGB2 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB2 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB2));
-  CALL_standard___collection___array___Array___sub_sort(fra.me.REG[0])(fra.me.REG[0], REGB0, REGB2, (&(fra.me)), ((fun_t)OC_standard___collection___array___Array___sort_1));
-  switch ((&(fra.me))->has_broke) {
-    case 0: break;
-    case 1: (&(fra.me))->has_broke = 0; goto label3;
-  }
-  label3: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-  val_t OC_standard___collection___array___Array___sort_1(struct stack_frame_t *closctx, val_t p0, val_t p1){
-    struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-    val_t REGB0;
-    val_t tmp;
-    /* ./../lib/standard//collection//array.nit:378 */
-    fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-    fra.me.file = LOCATE_standard___collection___array;
-    fra.me.line = 378;
-    fra.me.meth = LOCATE_standard___collection___array___Array___sort;
-    fra.me.has_broke = 0;
-    fra.me.REG_size = 2;
-    fra.me.nitni_local_ref_head = NULL;
-    fra.me.REG[0] = NIT_NULL;
-    fra.me.REG[1] = NIT_NULL;
-    fra.me.REG[0] = p0;
-    fra.me.REG[1] = p1;
-    REGB0 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(closctx->closure_funs[0]))(closctx->closure_ctx, fra.me.REG[0], fra.me.REG[1]);
-    if (closctx->closure_ctx->has_broke) {
-      closctx->has_broke = 1;
-      goto label2;
-    }
-    goto label2;
-    label2: while(0);
-    stack_frame_head = fra.me.prev;
-    return REGB0;
-  }
-void standard___collection___array___Array___sub_sort(val_t p0, val_t p1, val_t p2, struct stack_frame_t *closctx_param, fun_t clos_fun0){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t REGB4;
-  val_t REGB5;
-  val_t REGB6;
-  fun_t CREG[1];
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 381;
-  fra.me.meth = LOCATE_standard___collection___array___Array___sub_sort;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.closure_ctx = closctx_param;
-  fra.me.closure_funs = CREG;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  REGB1 = p2;
-  CREG[0] = clos_fun0;
-  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:233 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:385 */
-  if (UNTAG_Bool(REGB2)) {
-    /* ./../lib/standard//collection//array.nit:386 */
-    goto label1;
-  } else {
-    /* ./../lib/standard//collection//array.nit:387 */
-    REGB2 = TAG_Int(7);
-    /* ./../lib/standard//kernel.nit:235 */
-    REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-    REGB3 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB2)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:387 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:278 */
-      fra.me.REG[1] = fra.me.REG[0];
-      REGB2 = REGB0;
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB3 = TAG_Int(0);
-      REGB4 = TAG_Bool(VAL_ISA(REGB3, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB4)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:233 */
-      REGB3 = TAG_Bool(UNTAG_Int(REGB2)>=UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:280 */
-      if (UNTAG_Bool(REGB3)) {
-        REGB3 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-        } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-        }
-        REGB3 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-        REGB4 = TAG_Bool(VAL_ISA(REGB3, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-        if (UNTAG_Bool(REGB4)) {
-        } else {
-          nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-        }
-        /* ./../lib/standard//kernel.nit:232 */
-        REGB3 = TAG_Bool(UNTAG_Int(REGB2)<UNTAG_Int(REGB3));
-      } else {
-        /* ./../lib/standard//collection//array.nit:280 */
-        REGB4 = TAG_Bool(false);
-        REGB3 = REGB4;
-      }
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-      }
-      /* ./../lib/standard//collection//array.nit:281 */
-      fra.me.REG[1] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-      REGB3 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-      if (UNTAG_Bool(REGB3)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[1] = ((Nit_NativeArray)fra.me.REG[1])->val[UNTAG_Int(REGB2)];
-      /* ./../lib/standard//collection//array.nit:281 */
-      goto label2;
-      label2: while(0);
-      /* ./../lib/standard//collection//array.nit:389 */
-      REGB2 = REGB0;
-      /* ./../lib/standard//collection//array.nit:390 */
-      REGB3 = REGB1;
-      /* ./../lib/standard//collection//array.nit:391 */
-      while(1) {
-        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:234 */
-        REGB4 = TAG_Bool(UNTAG_Int(REGB3)>UNTAG_Int(REGB2));
-        /* ./../lib/standard//collection//array.nit:391 */
-        if (UNTAG_Bool(REGB4)) {
-          /* ./../lib/standard//collection//array.nit:392 */
-          while(1) {
-            REGB4 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-            if (UNTAG_Bool(REGB4)) {
-            } else {
-              nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-            }
-            /* ./../lib/standard//kernel.nit:231 */
-            REGB4 = TAG_Bool(UNTAG_Int(REGB2)<=UNTAG_Int(REGB1));
-            /* ./../lib/standard//collection//array.nit:392 */
-            if (UNTAG_Bool(REGB4)) {
-              /* ./../lib/standard//collection//array.nit:278 */
-              fra.me.REG[2] = fra.me.REG[0];
-              REGB4 = REGB2;
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB5 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:233 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)>=UNTAG_Int(REGB5));
-              /* ./../lib/standard//collection//array.nit:280 */
-              if (UNTAG_Bool(REGB5)) {
-               REGB5 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-               if (UNTAG_Bool(REGB5)) {
-               } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-               }
-               REGB5 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-               REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-               if (UNTAG_Bool(REGB6)) {
-               } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-               }
-               /* ./../lib/standard//kernel.nit:232 */
-               REGB5 = TAG_Bool(UNTAG_Int(REGB4)<UNTAG_Int(REGB5));
-              } else {
-               /* ./../lib/standard//collection//array.nit:280 */
-               REGB6 = TAG_Bool(false);
-               REGB5 = REGB6;
-              }
-              if (UNTAG_Bool(REGB5)) {
-              } else {
-               nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-              }
-              /* ./../lib/standard//collection//array.nit:281 */
-              fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-              REGB5 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-              if (UNTAG_Bool(REGB5)) {
-               nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-              }
-              /* ./../lib/standard//collection//array.nit:718 */
-              fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB4)];
-              /* ./../lib/standard//collection//array.nit:281 */
-              goto label3;
-              label3: while(0);
-              /* ./../lib/standard//collection//array.nit:392 */
-              REGB4 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(CREG[0]))(closctx_param, fra.me.REG[2], fra.me.REG[1]);
-              if (closctx_param->has_broke) {
-               goto label1;
-              }
-              REGB5 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:231 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)<=UNTAG_Int(REGB5));
-            } else {
-              /* ./../lib/standard//collection//array.nit:392 */
-              REGB4 = TAG_Bool(false);
-              REGB5 = REGB4;
-            }
-            if (UNTAG_Bool(REGB5)) {
-              REGB5 = TAG_Int(1);
-              /* ./../lib/standard//kernel.nit:235 */
-              REGB5 = TAG_Int(UNTAG_Int(REGB2)+UNTAG_Int(REGB5));
-              /* ./../lib/standard//collection//array.nit:392 */
-              REGB2 = REGB5;
-            } else {
-              goto label4;
-            }
-          }
-          label4: while(0);
-          /* ./../lib/standard//collection//array.nit:393 */
-          while(1) {
-            REGB5 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-            if (UNTAG_Bool(REGB5)) {
-            } else {
-              nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-            }
-            /* ./../lib/standard//kernel.nit:234 */
-            REGB5 = TAG_Bool(UNTAG_Int(REGB3)>UNTAG_Int(REGB2));
-            /* ./../lib/standard//collection//array.nit:393 */
-            if (UNTAG_Bool(REGB5)) {
-              /* ./../lib/standard//collection//array.nit:278 */
-              fra.me.REG[2] = fra.me.REG[0];
-              REGB5 = REGB3;
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB4 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB5), VTID_standard___kernel___Comparable___OTHER(REGB5))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:233 */
-              REGB4 = TAG_Bool(UNTAG_Int(REGB5)>=UNTAG_Int(REGB4));
-              /* ./../lib/standard//collection//array.nit:280 */
-              if (UNTAG_Bool(REGB4)) {
-               REGB4 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-               if (UNTAG_Bool(REGB4)) {
-               } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-               }
-               REGB4 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-               REGB6 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB5), VTID_standard___kernel___Comparable___OTHER(REGB5))) /*cast OTHER*/;
-               if (UNTAG_Bool(REGB6)) {
-               } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-               }
-               /* ./../lib/standard//kernel.nit:232 */
-               REGB4 = TAG_Bool(UNTAG_Int(REGB5)<UNTAG_Int(REGB4));
-              } else {
-               /* ./../lib/standard//collection//array.nit:280 */
-               REGB6 = TAG_Bool(false);
-               REGB4 = REGB6;
-              }
-              if (UNTAG_Bool(REGB4)) {
-              } else {
-               nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-              }
-              /* ./../lib/standard//collection//array.nit:281 */
-              fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-              REGB4 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-              if (UNTAG_Bool(REGB4)) {
-               nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-              }
-              /* ./../lib/standard//collection//array.nit:718 */
-              fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB5)];
-              /* ./../lib/standard//collection//array.nit:281 */
-              goto label5;
-              label5: while(0);
-              /* ./../lib/standard//collection//array.nit:393 */
-              REGB5 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(CREG[0]))(closctx_param, fra.me.REG[2], fra.me.REG[1]);
-              if (closctx_param->has_broke) {
-               goto label1;
-              }
-              REGB4 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB5), VTID_standard___kernel___Comparable___OTHER(REGB5))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:233 */
-              REGB4 = TAG_Bool(UNTAG_Int(REGB5)>=UNTAG_Int(REGB4));
-            } else {
-              /* ./../lib/standard//collection//array.nit:393 */
-              REGB5 = TAG_Bool(false);
-              REGB4 = REGB5;
-            }
-            if (UNTAG_Bool(REGB4)) {
-              REGB4 = TAG_Int(1);
-              /* ./../lib/standard//kernel.nit:237 */
-              REGB4 = TAG_Int(UNTAG_Int(REGB3)-UNTAG_Int(REGB4));
-              /* ./../lib/standard//collection//array.nit:393 */
-              REGB3 = REGB4;
-            } else {
-              goto label6;
-            }
-          }
-          label6: while(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:234 */
-          REGB4 = TAG_Bool(UNTAG_Int(REGB3)>UNTAG_Int(REGB2));
-          /* ./../lib/standard//collection//array.nit:394 */
-          if (UNTAG_Bool(REGB4)) {
-            /* ./../lib/standard//collection//array.nit:278 */
-            fra.me.REG[2] = fra.me.REG[0];
-            REGB4 = REGB2;
-            /* ./../lib/standard//collection//array.nit:280 */
-            REGB5 = TAG_Int(0);
-            REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-            if (UNTAG_Bool(REGB6)) {
-            } else {
-              nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-            }
-            /* ./../lib/standard//kernel.nit:233 */
-            REGB5 = TAG_Bool(UNTAG_Int(REGB4)>=UNTAG_Int(REGB5));
-            /* ./../lib/standard//collection//array.nit:280 */
-            if (UNTAG_Bool(REGB5)) {
-              REGB5 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-              if (UNTAG_Bool(REGB5)) {
-              } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-              }
-              REGB5 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:232 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)<UNTAG_Int(REGB5));
-            } else {
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB6 = TAG_Bool(false);
-              REGB5 = REGB6;
-            }
-            if (UNTAG_Bool(REGB5)) {
-            } else {
-              nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-            }
-            /* ./../lib/standard//collection//array.nit:281 */
-            fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-            REGB5 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-            if (UNTAG_Bool(REGB5)) {
-              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-            }
-            /* ./../lib/standard//collection//array.nit:718 */
-            fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB4)];
-            /* ./../lib/standard//collection//array.nit:281 */
-            goto label7;
-            label7: while(0);
-            /* ./../lib/standard//collection//array.nit:278 */
-            fra.me.REG[3] = fra.me.REG[0];
-            REGB4 = REGB3;
-            /* ./../lib/standard//collection//array.nit:280 */
-            REGB5 = TAG_Int(0);
-            REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-            if (UNTAG_Bool(REGB6)) {
-            } else {
-              nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-            }
-            /* ./../lib/standard//kernel.nit:233 */
-            REGB5 = TAG_Bool(UNTAG_Int(REGB4)>=UNTAG_Int(REGB5));
-            /* ./../lib/standard//collection//array.nit:280 */
-            if (UNTAG_Bool(REGB5)) {
-              REGB5 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3])!=NIT_NULL);
-              if (UNTAG_Bool(REGB5)) {
-              } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-              }
-              REGB5 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[3]);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:232 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)<UNTAG_Int(REGB5));
-            } else {
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB6 = TAG_Bool(false);
-              REGB5 = REGB6;
-            }
-            if (UNTAG_Bool(REGB5)) {
-            } else {
-              nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-            }
-            /* ./../lib/standard//collection//array.nit:281 */
-            fra.me.REG[3] = ATTR_standard___collection___array___Array____items(fra.me.REG[3]);
-            REGB5 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-            if (UNTAG_Bool(REGB5)) {
-              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-            }
-            /* ./../lib/standard//collection//array.nit:718 */
-            fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB4)];
-            /* ./../lib/standard//collection//array.nit:281 */
-            goto label8;
-            label8: while(0);
-            /* ./../lib/standard//collection//array.nit:396 */
-            CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB2, fra.me.REG[3]);
-            /* ./../lib/standard//collection//array.nit:397 */
-            CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB3, fra.me.REG[2]);
-          }
-        } else {
-          /* ./../lib/standard//collection//array.nit:391 */
-          goto label9;
-        }
-      }
-      label9: while(0);
-      /* ./../lib/standard//collection//array.nit:400 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB2)-UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:278 */
-      fra.me.REG[2] = fra.me.REG[0];
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB4 = TAG_Int(0);
-      REGB5 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB5)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:233 */
-      REGB4 = TAG_Bool(UNTAG_Int(REGB3)>=UNTAG_Int(REGB4));
-      /* ./../lib/standard//collection//array.nit:280 */
-      if (UNTAG_Bool(REGB4)) {
-        REGB4 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-        if (UNTAG_Bool(REGB4)) {
-        } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-        }
-        REGB4 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-        REGB5 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-        if (UNTAG_Bool(REGB5)) {
-        } else {
-          nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-        }
-        /* ./../lib/standard//kernel.nit:232 */
-        REGB4 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB4));
-      } else {
-        /* ./../lib/standard//collection//array.nit:280 */
-        REGB5 = TAG_Bool(false);
-        REGB4 = REGB5;
-      }
-      if (UNTAG_Bool(REGB4)) {
-      } else {
-        nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-      }
-      /* ./../lib/standard//collection//array.nit:281 */
-      fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-      REGB4 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB4)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB3)];
-      /* ./../lib/standard//collection//array.nit:281 */
-      goto label10;
-      label10: while(0);
-      /* ./../lib/standard//collection//array.nit:400 */
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[2]);
-      /* ./../lib/standard//collection//array.nit:401 */
-      REGB3 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB2)-UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:401 */
-      CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB3, fra.me.REG[1]);
-      /* ./../lib/standard//collection//array.nit:402 */
-      REGB3 = TAG_Int(2);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB3 = TAG_Int(UNTAG_Int(REGB2)-UNTAG_Int(REGB3));
-      CALL_standard___collection___array___Array___sub_sort(fra.me.REG[0])(fra.me.REG[0], REGB0, REGB3, (&(fra.me)), ((fun_t)OC_standard___collection___array___Array___sub_sort_11));
-      switch ((&(fra.me))->has_broke) {
-        case 0: break;
-        case 1: (&(fra.me))->has_broke = 0; goto label1;
-      }
-      CALL_standard___collection___array___Array___sub_sort(fra.me.REG[0])(fra.me.REG[0], REGB2, REGB1, (&(fra.me)), ((fun_t)OC_standard___collection___array___Array___sub_sort_13));
-      switch ((&(fra.me))->has_broke) {
-        case 0: break;
-        case 1: (&(fra.me))->has_broke = 0; goto label1;
-      }
-    } else {
-      /* ./../lib/standard//collection//array.nit:406 */
-      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:232 */
-        REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-        /* ./../lib/standard//collection//array.nit:406 */
-        if (UNTAG_Bool(REGB2)) {
-          /* ./../lib/standard//collection//array.nit:407 */
-          REGB2 = REGB0;
-          /* ./../lib/standard//collection//array.nit:278 */
-          fra.me.REG[1] = fra.me.REG[0];
-          REGB3 = REGB0;
-          /* ./../lib/standard//collection//array.nit:280 */
-          REGB4 = TAG_Int(0);
-          REGB5 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-          if (UNTAG_Bool(REGB5)) {
-          } else {
-            nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-          }
-          /* ./../lib/standard//kernel.nit:233 */
-          REGB4 = TAG_Bool(UNTAG_Int(REGB3)>=UNTAG_Int(REGB4));
-          /* ./../lib/standard//collection//array.nit:280 */
-          if (UNTAG_Bool(REGB4)) {
-            REGB4 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
-            if (UNTAG_Bool(REGB4)) {
-            } else {
-              nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-            }
-            REGB4 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-            REGB5 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB3), VTID_standard___kernel___Comparable___OTHER(REGB3))) /*cast OTHER*/;
-            if (UNTAG_Bool(REGB5)) {
-            } else {
-              nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-            }
-            /* ./../lib/standard//kernel.nit:232 */
-            REGB4 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB4));
-          } else {
-            /* ./../lib/standard//collection//array.nit:280 */
-            REGB5 = TAG_Bool(false);
-            REGB4 = REGB5;
-          }
-          if (UNTAG_Bool(REGB4)) {
-          } else {
-            nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-          }
-          /* ./../lib/standard//collection//array.nit:281 */
-          fra.me.REG[1] = ATTR_standard___collection___array___Array____items(fra.me.REG[1]);
-          REGB4 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-          if (UNTAG_Bool(REGB4)) {
-            nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-          }
-          /* ./../lib/standard//collection//array.nit:718 */
-          fra.me.REG[1] = ((Nit_NativeArray)fra.me.REG[1])->val[UNTAG_Int(REGB3)];
-          /* ./../lib/standard//collection//array.nit:281 */
-          goto label15;
-          label15: while(0);
-          /* ./../lib/standard//collection//array.nit:409 */
-          REGB3 = REGB0;
-          /* ./../lib/standard//collection//array.nit:410 */
-          while(1) {
-            REGB4 = TAG_Bool(VAL_ISA(REGB1, 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:231 */
-            REGB4 = TAG_Bool(UNTAG_Int(REGB3)<=UNTAG_Int(REGB1));
-            /* ./../lib/standard//collection//array.nit:410 */
-            if (UNTAG_Bool(REGB4)) {
-              /* ./../lib/standard//collection//array.nit:278 */
-              fra.me.REG[2] = fra.me.REG[0];
-              REGB4 = REGB3;
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB5 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:233 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)>=UNTAG_Int(REGB5));
-              /* ./../lib/standard//collection//array.nit:280 */
-              if (UNTAG_Bool(REGB5)) {
-               REGB5 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-               if (UNTAG_Bool(REGB5)) {
-               } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-               }
-               REGB5 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-               REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-               if (UNTAG_Bool(REGB6)) {
-               } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-               }
-               /* ./../lib/standard//kernel.nit:232 */
-               REGB5 = TAG_Bool(UNTAG_Int(REGB4)<UNTAG_Int(REGB5));
-              } else {
-               /* ./../lib/standard//collection//array.nit:280 */
-               REGB6 = TAG_Bool(false);
-               REGB5 = REGB6;
-              }
-              if (UNTAG_Bool(REGB5)) {
-              } else {
-               nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-              }
-              /* ./../lib/standard//collection//array.nit:281 */
-              fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-              REGB5 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-              if (UNTAG_Bool(REGB5)) {
-               nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-              }
-              /* ./../lib/standard//collection//array.nit:718 */
-              fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB4)];
-              /* ./../lib/standard//collection//array.nit:281 */
-              goto label16;
-              label16: while(0);
-              /* ./../lib/standard//collection//array.nit:411 */
-              REGB4 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(CREG[0]))(closctx_param, fra.me.REG[1], fra.me.REG[2]);
-              if (closctx_param->has_broke) {
-               goto label1;
-              }
-              REGB5 = TAG_Int(0);
-              REGB6 = TAG_Bool(VAL_ISA(REGB5, VTCOLOR_standard___kernel___Comparable___OTHER(REGB4), VTID_standard___kernel___Comparable___OTHER(REGB4))) /*cast OTHER*/;
-              if (UNTAG_Bool(REGB6)) {
-              } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-              }
-              /* ./../lib/standard//kernel.nit:234 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB4)>UNTAG_Int(REGB5));
-              /* ./../lib/standard//collection//array.nit:411 */
-              if (UNTAG_Bool(REGB5)) {
-               /* ./../lib/standard//collection//array.nit:412 */
-               REGB2 = REGB3;
-               /* ./../lib/standard//collection//array.nit:278 */
-               fra.me.REG[2] = fra.me.REG[0];
-               REGB5 = REGB3;
-               /* ./../lib/standard//collection//array.nit:280 */
-               REGB4 = TAG_Int(0);
-               REGB6 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB5), VTID_standard___kernel___Comparable___OTHER(REGB5))) /*cast OTHER*/;
-               if (UNTAG_Bool(REGB6)) {
-               } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-               }
-               /* ./../lib/standard//kernel.nit:233 */
-               REGB4 = TAG_Bool(UNTAG_Int(REGB5)>=UNTAG_Int(REGB4));
-               /* ./../lib/standard//collection//array.nit:280 */
-               if (UNTAG_Bool(REGB4)) {
-               REGB4 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-               if (UNTAG_Bool(REGB4)) {
-               } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-               }
-               REGB4 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-               REGB6 = TAG_Bool(VAL_ISA(REGB4, VTCOLOR_standard___kernel___Comparable___OTHER(REGB5), VTID_standard___kernel___Comparable___OTHER(REGB5))) /*cast OTHER*/;
-               if (UNTAG_Bool(REGB6)) {
-               } else {
-               nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-               }
-               /* ./../lib/standard//kernel.nit:232 */
-               REGB4 = TAG_Bool(UNTAG_Int(REGB5)<UNTAG_Int(REGB4));
-               } else {
-               /* ./../lib/standard//collection//array.nit:280 */
-               REGB6 = TAG_Bool(false);
-               REGB4 = REGB6;
-               }
-               if (UNTAG_Bool(REGB4)) {
-               } else {
-               nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-               }
-               /* ./../lib/standard//collection//array.nit:281 */
-               fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-               REGB4 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-               if (UNTAG_Bool(REGB4)) {
-               nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-               }
-               /* ./../lib/standard//collection//array.nit:718 */
-               fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB5)];
-               /* ./../lib/standard//collection//array.nit:281 */
-               goto label17;
-               label17: while(0);
-               /* ./../lib/standard//collection//array.nit:413 */
-               fra.me.REG[1] = fra.me.REG[2];
-              }
-              /* ./../lib/standard//collection//array.nit:415 */
-              REGB5 = TAG_Int(1);
-              /* ./../lib/standard//kernel.nit:235 */
-              REGB5 = TAG_Int(UNTAG_Int(REGB3)+UNTAG_Int(REGB5));
-              /* ./../lib/standard//collection//array.nit:415 */
-              REGB3 = REGB5;
-            } else {
-              /* ./../lib/standard//collection//array.nit:410 */
-              goto label18;
-            }
-          }
-          label18: while(0);
-          /* ./../lib/standard//collection//array.nit:417 */
-          REGB3 = TAG_Bool(IS_EQUAL_OO(REGB2,REGB0));
-          if (UNTAG_Bool(REGB3)) {
-          } else {
-            /* ./../lib/standard//kernel.nit:227 */
-            REGB5 = TAG_Bool((REGB2)==(REGB0));
-            /* ./../lib/standard//collection//array.nit:417 */
-            REGB3 = REGB5;
-          }
-          REGB3 = TAG_Bool(!UNTAG_Bool(REGB3));
-          if (UNTAG_Bool(REGB3)) {
-            /* ./../lib/standard//collection//array.nit:278 */
-            fra.me.REG[2] = fra.me.REG[0];
-            REGB3 = REGB0;
-            /* ./../lib/standard//collection//array.nit:280 */
-            REGB5 = TAG_Int(0);
-            REGB4 = TAG_Bool(VAL_ISA(REGB5, 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:233 */
-            REGB5 = TAG_Bool(UNTAG_Int(REGB3)>=UNTAG_Int(REGB5));
-            /* ./../lib/standard//collection//array.nit:280 */
-            if (UNTAG_Bool(REGB5)) {
-              REGB5 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-              if (UNTAG_Bool(REGB5)) {
-              } else {
-               nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-              }
-              REGB5 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-              REGB4 = TAG_Bool(VAL_ISA(REGB5, 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:232 */
-              REGB5 = TAG_Bool(UNTAG_Int(REGB3)<UNTAG_Int(REGB5));
-            } else {
-              /* ./../lib/standard//collection//array.nit:280 */
-              REGB4 = TAG_Bool(false);
-              REGB5 = REGB4;
-            }
-            if (UNTAG_Bool(REGB5)) {
-            } else {
-              nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-            }
-            /* ./../lib/standard//collection//array.nit:281 */
-            fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-            REGB5 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-            if (UNTAG_Bool(REGB5)) {
-              nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-            }
-            /* ./../lib/standard//collection//array.nit:718 */
-            fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB3)];
-            /* ./../lib/standard//collection//array.nit:281 */
-            goto label19;
-            label19: while(0);
-            /* ./../lib/standard//collection//array.nit:418 */
-            CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB2, fra.me.REG[2]);
-            /* ./../lib/standard//collection//array.nit:419 */
-            CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[0])(fra.me.REG[0], REGB0, fra.me.REG[1]);
-          }
-          /* ./../lib/standard//collection//array.nit:421 */
-          REGB2 = TAG_Int(1);
-          /* ./../lib/standard//kernel.nit:235 */
-          REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-          /* ./../lib/standard//collection//array.nit:421 */
-          REGB0 = REGB2;
-        } else {
-          /* ./../lib/standard//collection//array.nit:406 */
-          goto label20;
-        }
-      }
-      label20: while(0);
-    }
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-      val_t OC_standard___collection___array___Array___sub_sort_11(struct stack_frame_t *closctx, val_t p0, val_t p1){
-        struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-        val_t REGB0;
-        val_t tmp;
-        /* ./../lib/standard//collection//array.nit:402 */
-        fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-        fra.me.file = LOCATE_standard___collection___array;
-        fra.me.line = 402;
-        fra.me.meth = LOCATE_standard___collection___array___Array___sub_sort;
-        fra.me.has_broke = 0;
-        fra.me.REG_size = 2;
-        fra.me.nitni_local_ref_head = NULL;
-        fra.me.REG[0] = NIT_NULL;
-        fra.me.REG[1] = NIT_NULL;
-        fra.me.REG[0] = p0;
-        fra.me.REG[1] = p1;
-        REGB0 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(closctx->closure_funs[0]))(closctx->closure_ctx, fra.me.REG[0], fra.me.REG[1]);
-        if (closctx->closure_ctx->has_broke) {
-          closctx->has_broke = 1;
-          goto label12;
-        }
-        goto label12;
-        label12: while(0);
-        stack_frame_head = fra.me.prev;
-        return REGB0;
-      }
-      val_t OC_standard___collection___array___Array___sub_sort_13(struct stack_frame_t *closctx, val_t p0, val_t p1){
-        struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-        val_t REGB0;
-        val_t tmp;
-        /* ./../lib/standard//collection//array.nit:403 */
-        fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-        fra.me.file = LOCATE_standard___collection___array;
-        fra.me.line = 403;
-        fra.me.meth = LOCATE_standard___collection___array___Array___sub_sort;
-        fra.me.has_broke = 0;
-        fra.me.REG_size = 2;
-        fra.me.nitni_local_ref_head = NULL;
-        fra.me.REG[0] = NIT_NULL;
-        fra.me.REG[1] = NIT_NULL;
-        fra.me.REG[0] = p0;
-        fra.me.REG[1] = p1;
-        REGB0 = ((val_t (*)(struct stack_frame_t *, val_t, val_t))(closctx->closure_funs[0]))(closctx->closure_ctx, fra.me.REG[0], fra.me.REG[1]);
-        if (closctx->closure_ctx->has_broke) {
-          closctx->has_broke = 1;
-          goto label14;
-        }
-        goto label14;
-        label14: while(0);
-        stack_frame_head = fra.me.prev;
-        return REGB0;
-      }
-val_t standard___collection___array___ArrayIterator___item(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 431;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayIterator___item;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:431 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayIterator____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 431);
-  }
-  fra.me.REG[1] = ATTR_standard___collection___array___ArrayIterator____array(fra.me.REG[0]);
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_index", LOCATE_standard___collection___array, 431);
-  }
-  REGB0 = ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]);
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___SequenceRead_____bra(fra.me.REG[1])(fra.me.REG[1], REGB0);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-val_t standard___collection___array___ArrayIterator___is_ok(val_t p0){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 435;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayIterator___is_ok;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:435 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_index", LOCATE_standard___collection___array, 435);
-  }
-  REGB0 = ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]);
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayIterator____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 435);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayIterator____array(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:232 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:435 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-void standard___collection___array___ArrayIterator___next(val_t p0){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 437;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayIterator___next;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:437 */
-  REGB0 = ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]);
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:235 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:437 */
-  ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]) = REGB1;
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayIterator___init(val_t p0, val_t p1, int* init_table){
-  int itpos6 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArrayIterator].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  if (init_table[itpos6]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 439;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayIterator___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:441 */
-  ATTR_standard___collection___array___ArrayIterator____array(fra.me.REG[0]) = fra.me.REG[1];
-  /* ./../lib/standard//collection//array.nit:442 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos6] = 1;
-  return;
-}
-val_t standard___collection___array___ArrayIterator___index(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_standard___collection___array;
-  fra.me.line = 445;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayIterator___index;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:445 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_index", LOCATE_standard___collection___array, 445);
-  }
-  REGB0 = ATTR_standard___collection___array___ArrayIterator____index(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArraySet___has(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 458;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___has;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:458 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 458);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___ArraySet___add(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 460;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___add;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:460 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 460);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 460);
-    }
-    fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-    CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArraySet___is_empty(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_standard___collection___array;
-  fra.me.line = 462;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___is_empty;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:462 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 462);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArraySet___length(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_standard___collection___array;
-  fra.me.line = 464;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___length;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:464 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 464);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:464 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArraySet___first(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 466;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___first;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:468 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 468);
-  }
-  fra.me.REG[1] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:468 */
-  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:234 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:468 */
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Assert failed", NULL, LOCATE_standard___collection___array, 468);
-  }
-  /* ./../lib/standard//collection//array.nit:469 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 469);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArraySet___remove(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 472;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___remove;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:474 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 474);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___SequenceRead___index_of(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:475 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:475 */
-  if (UNTAG_Bool(REGB1)) {
-    CALL_standard___collection___array___ArraySet___remove_at(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArraySet___remove_all(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 478;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___remove_all;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:478 */
-  CALL_standard___collection___abstract_collection___RemovableCollection___remove(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArraySet___clear(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_standard___collection___array;
-  fra.me.line = 480;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___clear;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:480 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 480);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___RemovableCollection___clear(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArraySet___iterator(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_standard___collection___array;
-  fra.me.line = 482;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___iterator;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:482 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 482);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___iterator(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = NEW_ArraySetIterator_standard___collection___array___ArraySetIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArraySet___enlarge(val_t p0, val_t p1){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 484;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___enlarge;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:485 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 485);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  CALL_standard___collection___array___AbstractArray___enlarge(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArraySet___remove_at(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 487;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___remove_at;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:489 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 489);
-  }
-  fra.me.REG[1] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 489);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead___last(fra.me.REG[2])(fra.me.REG[2]);
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[1])(fra.me.REG[1], REGB0, fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:490 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_array", LOCATE_standard___collection___array, 490);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___Sequence___pop(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArraySet___init(val_t p0, int* init_table){
-  int itpos7 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArraySet].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  if (init_table[itpos7]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 493;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:494 */
-  fra.me.REG[1] = NEW_Array_standard___collection___array___Array___init();
-  ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos7] = 1;
-  return;
-}
-void standard___collection___array___ArraySet___with_capacity(val_t p0, val_t p1, int* init_table){
-  int itpos8 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArraySet].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  if (init_table[itpos8]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 496;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySet___with_capacity;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:497 */
-  fra.me.REG[1] = NEW_Array_standard___collection___array___Array___with_capacity(REGB0);
-  ATTR_standard___collection___array___ArraySet____array(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos8] = 1;
-  return;
-}
-val_t standard___collection___array___ArraySetIterator___is_ok(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_standard___collection___array;
-  fra.me.line = 504;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySetIterator___is_ok;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:504 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_iter", LOCATE_standard___collection___array, 504);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___Iterator___is_ok(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___ArraySetIterator___next(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_standard___collection___array;
-  fra.me.line = 506;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySetIterator___next;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:506 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_iter", LOCATE_standard___collection___array, 506);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___Iterator___next(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArraySetIterator___item(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_standard___collection___array;
-  fra.me.line = 508;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySetIterator___item;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:508 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_iter", LOCATE_standard___collection___array, 508);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArraySetIterator___init(val_t p0, val_t p1, int* init_table){
-  int itpos9 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArraySetIterator].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  if (init_table[itpos9]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 510;
-  fra.me.meth = LOCATE_standard___collection___array___ArraySetIterator___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:510 */
-  ATTR_standard___collection___array___ArraySetIterator____iter(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos9] = 1;
-  return;
-}
-val_t standard___collection___array___ArrayMap_____bra(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 520;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap_____bra;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:523 */
-  REGB0 = CALL_standard___collection___array___ArrayMap___index(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:524 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:524 */
-  if (UNTAG_Bool(REGB1)) {
-    /* ./../lib/standard//collection//array.nit:525 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 525);
-    }
-    fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    /* ./../lib/standard//collection//array.nit:280 */
-    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:233 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:280 */
-    if (UNTAG_Bool(REGB1)) {
-      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, 280);
-      }
-      REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-      REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:232 */
-      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    } else {
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB2 = TAG_Bool(false);
-      REGB1 = REGB2;
-    }
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-    }
-    /* ./../lib/standard//collection//array.nit:281 */
-    fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-    }
-    /* ./../lib/standard//collection//array.nit:718 */
-    fra.me.REG[0] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
-    /* ./../lib/standard//collection//array.nit:281 */
-    goto label1;
-    label1: while(0);
-    /* ./../lib/standard//collection//array.nit:525 */
-    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 525);
-    }
-    fra.me.REG[0] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[0])(fra.me.REG[0]);
-    goto label2;
-  } else {
-    /* ./../lib/standard//collection//array.nit:527 */
-    nit_abort("Aborted", NULL, LOCATE_standard___collection___array, 527);
-  }
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMap_____braeq(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 531;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap_____braeq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  fra.me.REG[2] = p2;
-  /* ./../lib/standard//collection//array.nit:534 */
-  REGB0 = CALL_standard___collection___array___ArrayMap___index(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:535 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:535 */
-  if (UNTAG_Bool(REGB1)) {
-    /* ./../lib/standard//collection//array.nit:536 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 536);
-    }
-    fra.me.REG[3] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    /* ./../lib/standard//collection//array.nit:280 */
-    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:233 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:280 */
-    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);
-      }
-      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*/;
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:232 */
-      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    } else {
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB2 = TAG_Bool(false);
-      REGB1 = REGB2;
-    }
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-    }
-    /* ./../lib/standard//collection//array.nit:281 */
-    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);
-    }
-    /* ./../lib/standard//collection//array.nit:718 */
-    fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[3])->val[UNTAG_Int(REGB0)];
-    /* ./../lib/standard//collection//array.nit:281 */
-    goto label1;
-    label1: while(0);
-    /* ./../lib/standard//collection//array.nit:536 */
-    REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 536);
-    }
-    CALL_standard___collection___abstract_collection___Couple___second__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
-  } else {
-    /* ./../lib/standard//collection//array.nit:538 */
-    REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 538);
-    }
-    fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    fra.me.REG[2] = NEW_Couple_standard___collection___abstract_collection___Couple___init(fra.me.REG[1], fra.me.REG[2]);
-    CALL_standard___collection___abstract_collection___Sequence___push(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMap___keys(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_standard___collection___array;
-  fra.me.line = 542;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___keys;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:542 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap_____atkeys(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "@keys", LOCATE_standard___collection___array, 542);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap_____atkeys(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMap___keys__eq(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 542;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___keys__eq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:542 */
-  ATTR_standard___collection___array___ArrayMap_____atkeys(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMap___values(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_standard___collection___array;
-  fra.me.line = 543;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___values;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:543 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap_____atvalues(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "@values", LOCATE_standard___collection___array, 543);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap_____atvalues(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMap___values__eq(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 543;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___values__eq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:543 */
-  ATTR_standard___collection___array___ArrayMap_____atvalues(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMap___length(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_standard___collection___array;
-  fra.me.line = 545;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___length;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:546 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 546);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:546 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMap___iterator(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_standard___collection___array;
-  fra.me.line = 548;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___iterator;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:548 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 548);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___iterator(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = NEW_CoupleMapIterator_standard___collection___abstract_collection___CoupleMapIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___ArrayMap___is_empty(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_standard___collection___array;
-  fra.me.line = 550;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___is_empty;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:550 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 550);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___ArrayMap___clear(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_standard___collection___array;
-  fra.me.line = 552;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___clear;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:552 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 552);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___RemovableCollection___clear(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMap___enlarge(val_t p0, val_t p1){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 554;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___enlarge;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:555 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 555);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  CALL_standard___collection___array___AbstractArray___enlarge(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMap___couple_at(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 557;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___couple_at;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:559 */
-  REGB0 = CALL_standard___collection___array___ArrayMap___index(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:560 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:560 */
-  if (UNTAG_Bool(REGB1)) {
-    /* ./../lib/standard//collection//array.nit:561 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 561);
-    }
-    fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    /* ./../lib/standard//collection//array.nit:280 */
-    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:233 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:280 */
-    if (UNTAG_Bool(REGB1)) {
-      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, 280);
-      }
-      REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-      REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:232 */
-      REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    } else {
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB2 = TAG_Bool(false);
-      REGB1 = REGB2;
-    }
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-    }
-    /* ./../lib/standard//collection//array.nit:281 */
-    fra.me.REG[0] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-    }
-    /* ./../lib/standard//collection//array.nit:718 */
-    fra.me.REG[0] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
-    /* ./../lib/standard//collection//array.nit:281 */
-    goto label1;
-    label1: while(0);
-    /* ./../lib/standard//collection//array.nit:561 */
-    goto label2;
-  } else {
-    /* ./../lib/standard//collection//array.nit:563 */
-    fra.me.REG[0] = NIT_NULL;
-    goto label2;
-  }
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMap___remove_at_index(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 570;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___remove_at_index;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:573 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 573);
-  }
-  fra.me.REG[1] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 573);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  fra.me.REG[2] = CALL_standard___collection___abstract_collection___SequenceRead___last(fra.me.REG[2])(fra.me.REG[2]);
-  CALL_standard___collection___abstract_collection___Sequence_____braeq(fra.me.REG[1])(fra.me.REG[1], REGB0, fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:574 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 574);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___Sequence___pop(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMap___index(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t REGB4;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 580;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___index;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:584 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____last_index(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_last_index", LOCATE_standard___collection___array, 584);
-  }
-  REGB0 = ATTR_standard___collection___array___ArrayMap____last_index(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:585 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 585);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-  }
-  /* ./../lib/standard//kernel.nit:232 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:585 */
-  if (UNTAG_Bool(REGB1)) {
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 585);
-    }
-    fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    /* ./../lib/standard//collection//array.nit:278 */
-    REGB1 = REGB0;
-    /* ./../lib/standard//collection//array.nit:280 */
-    REGB2 = TAG_Int(0);
-    REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:233 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)>=UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:280 */
-    if (UNTAG_Bool(REGB2)) {
-      REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-      }
-      REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-      REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:232 */
-      REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    } else {
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB3 = TAG_Bool(false);
-      REGB2 = REGB3;
-    }
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-    }
-    /* ./../lib/standard//collection//array.nit:281 */
-    fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-    REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB2)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-    }
-    /* ./../lib/standard//collection//array.nit:718 */
-    fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB1)];
-    /* ./../lib/standard//collection//array.nit:281 */
-    goto label1;
-    label1: while(0);
-    /* ./../lib/standard//collection//array.nit:585 */
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 585);
-    }
-    fra.me.REG[2] = CALL_standard___collection___abstract_collection___Couple___first(fra.me.REG[2])(fra.me.REG[2]);
-    REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[2]));
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(false);
-        REGB1 = REGB2;
-      } else {
-        REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-        REGB1 = REGB2;
-      }
-    }
-  } else {
-    REGB2 = TAG_Bool(false);
-    REGB1 = REGB2;
-  }
-  if (UNTAG_Bool(REGB1)) {
-    goto label2;
-  }
-  /* ./../lib/standard//collection//array.nit:587 */
-  REGB1 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:588 */
-  while(1) {
-    REGB2 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 588);
-    }
-    fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-    /* ./../lib/standard//collection//array.nit:24 */
-    REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-    }
-    REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-    REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:588 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:589 */
-      REGB2 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 589);
-      }
-      fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-      /* ./../lib/standard//collection//array.nit:278 */
-      REGB2 = REGB1;
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB3 = TAG_Int(0);
-      REGB4 = TAG_Bool(VAL_ISA(REGB3, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB4)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:233 */
-      REGB3 = TAG_Bool(UNTAG_Int(REGB2)>=UNTAG_Int(REGB3));
-      /* ./../lib/standard//collection//array.nit:280 */
-      if (UNTAG_Bool(REGB3)) {
-        REGB3 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-        } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-        }
-        REGB3 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-        REGB4 = TAG_Bool(VAL_ISA(REGB3, VTCOLOR_standard___kernel___Comparable___OTHER(REGB2), VTID_standard___kernel___Comparable___OTHER(REGB2))) /*cast OTHER*/;
-        if (UNTAG_Bool(REGB4)) {
-        } else {
-          nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-        }
-        /* ./../lib/standard//kernel.nit:232 */
-        REGB3 = TAG_Bool(UNTAG_Int(REGB2)<UNTAG_Int(REGB3));
-      } else {
-        /* ./../lib/standard//collection//array.nit:280 */
-        REGB4 = TAG_Bool(false);
-        REGB3 = REGB4;
-      }
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-      }
-      /* ./../lib/standard//collection//array.nit:281 */
-      fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-      REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB3)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB2)];
-      /* ./../lib/standard//collection//array.nit:281 */
-      goto label3;
-      label3: while(0);
-      /* ./../lib/standard//collection//array.nit:589 */
-      REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 589);
-      }
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Couple___first(fra.me.REG[2])(fra.me.REG[2]);
-      REGB2 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[2]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB2 = REGB3;
-        }
-      }
-      if (UNTAG_Bool(REGB2)) {
-        /* ./../lib/standard//collection//array.nit:590 */
-        ATTR_standard___collection___array___ArrayMap____last_index(fra.me.REG[0]) = REGB1;
-        /* ./../lib/standard//collection//array.nit:591 */
-        REGB0 = REGB1;
-        goto label2;
-      }
-      /* ./../lib/standard//collection//array.nit:593 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:593 */
-      REGB1 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:588 */
-      goto label4;
-    }
-  }
-  label4: while(0);
-  /* ./../lib/standard//collection//array.nit:595 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:236 */
-  REGB1 = TAG_Int(-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:595 */
-  REGB0 = REGB1;
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___ArrayMap___init(val_t p0, int* init_table){
-  int itpos10 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArrayMap].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  if (init_table[itpos10]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 598;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMap___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:601 */
-  fra.me.REG[1] = NEW_Array_standard___collection___array___Array___init();
-  ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos10] = 1;
-  return;
-}
-val_t standard___collection___array___ArrayMapKeys___map(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_standard___collection___array;
-  fra.me.line = 607;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___map;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:607 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMapKeys_____atmap(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "@map", LOCATE_standard___collection___array, 607);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMapKeys_____atmap(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMapKeys___map__eq(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 607;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___map__eq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:607 */
-  ATTR_standard___collection___array___ArrayMapKeys_____atmap(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMapKeys___count(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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_standard___collection___array;
-  fra.me.line = 609;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___count;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:609 */
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  if (UNTAG_Bool(REGB0)) {
-    REGB0 = TAG_Int(1);
-    goto label1;
-  } else {
-    REGB1 = TAG_Int(0);
-    REGB0 = REGB1;
-    goto label1;
-  }
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMapKeys___first(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_standard___collection___array;
-  fra.me.line = 610;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___first;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:610 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 610);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 610);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Couple___first(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___ArrayMapKeys___has(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 611;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___has;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:611 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___array___ArrayMap___index(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:611 */
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-val_t standard___collection___array___ArrayMapKeys___has_only(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 612;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___has_only;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:612 */
-  REGB0 = CALL_standard___collection___abstract_collection___Collection___has(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  if (UNTAG_Bool(REGB0)) {
-    REGB0 = CALL_standard___collection___abstract_collection___Collection___length(fra.me.REG[0])(fra.me.REG[0]);
-    REGB1 = TAG_Int(1);
-    REGB2 = TAG_Bool(IS_EQUAL_OO(REGB0,REGB1));
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      /* ./../lib/standard//kernel.nit:227 */
-      REGB1 = TAG_Bool((REGB0)==(REGB1));
-      /* ./../lib/standard//collection//array.nit:612 */
-      REGB2 = REGB1;
-    }
-  } else {
-    REGB1 = TAG_Bool(false);
-    REGB2 = REGB1;
-  }
-  if (UNTAG_Bool(REGB2)) {
-    REGB2 = TAG_Bool(true);
-  } else {
-    REGB1 = CALL_standard___collection___abstract_collection___Collection___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-    REGB2 = REGB1;
-  }
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB2;
-}
-val_t standard___collection___array___ArrayMapKeys___is_empty(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_standard___collection___array;
-  fra.me.line = 613;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___is_empty;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:613 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___MapRead___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMapKeys___length(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_standard___collection___array;
-  fra.me.line = 614;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___length;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:614 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___MapRead___length(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMapKeys___iterator(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_standard___collection___array;
-  fra.me.line = 615;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___iterator;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:615 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___MapRead___iterator(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = NEW_MapKeysIterator_standard___collection___abstract_collection___MapKeysIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMapKeys___clear(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_standard___collection___array;
-  fra.me.line = 616;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___clear;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:616 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___Map___clear(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapKeys___remove(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 617;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___remove;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:619 */
-  fra.me.REG[2] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___array___ArrayMap___index(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  /* ./../lib/standard//collection//array.nit:620 */
-  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:233 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:620 */
-  if (UNTAG_Bool(REGB1)) {
-    fra.me.REG[0] = CALL_standard___collection___array___ArrayMapKeys___map(fra.me.REG[0])(fra.me.REG[0]);
-    CALL_standard___collection___array___ArrayMap___remove_at_index(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapKeys___remove_all(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 622;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___remove_all;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:622 */
-  CALL_standard___collection___abstract_collection___RemovableCollection___remove(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapKeys___init(val_t p0, val_t p1, int* init_table){
-  int itpos11 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArrayMapKeys].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  if (init_table[itpos11]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 0;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapKeys___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  ATTR_standard___collection___array___ArrayMapKeys_____atmap(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos11] = 1;
-  return;
-}
-val_t standard___collection___array___ArrayMapValues___map(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_standard___collection___array;
-  fra.me.line = 627;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___map;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:627 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMapValues_____atmap(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "@map", LOCATE_standard___collection___array, 627);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMapValues_____atmap(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___ArrayMapValues___map__eq(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 627;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___map__eq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:627 */
-  ATTR_standard___collection___array___ArrayMapValues_____atmap(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-val_t standard___collection___array___ArrayMapValues___first(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_standard___collection___array;
-  fra.me.line = 629;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___first;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:629 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 629);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___first(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 629);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Couple___first(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___ArrayMapValues___is_empty(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_standard___collection___array;
-  fra.me.line = 630;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___is_empty;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:630 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___MapRead___is_empty(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMapValues___length(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_standard___collection___array;
-  fra.me.line = 631;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___length;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:631 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = CALL_standard___collection___abstract_collection___MapRead___length(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-val_t standard___collection___array___ArrayMapValues___iterator(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_standard___collection___array;
-  fra.me.line = 632;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___iterator;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:632 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___MapRead___iterator(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = NEW_MapValuesIterator_standard___collection___abstract_collection___MapValuesIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___ArrayMapValues___has(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 634;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___has;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:637 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 637);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:269 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:270 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:271 */
-  fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:272 */
-  while(1) {
-    /* ./../lib/standard//collection//array.nit:24 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-    }
-    REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:272 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:273 */
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./../lib/standard//collection//array.nit:637 */
-      fra.me.REG[3] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[3])(fra.me.REG[3]);
-      REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[3]));
-      if (UNTAG_Bool(REGB1)) {
-      } else {
-        REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          REGB2 = TAG_Bool(false);
-          REGB1 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-          REGB1 = REGB2;
-        }
-      }
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(true);
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB0 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:272 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:638 */
-  REGB0 = TAG_Bool(false);
-  REGB1 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-val_t standard___collection___array___ArrayMapValues___has_only(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 641;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___has_only;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:644 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 644);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:269 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:270 */
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
-  }
-  REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:271 */
-  fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:272 */
-  while(1) {
-    /* ./../lib/standard//collection//array.nit:24 */
-    REGB1 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-    }
-    REGB1 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB2 = TAG_Bool(VAL_ISA(REGB1, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-    /* ./../lib/standard//collection//array.nit:272 */
-    if (UNTAG_Bool(REGB1)) {
-      /* ./../lib/standard//collection//array.nit:273 */
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./../lib/standard//collection//array.nit:644 */
-      fra.me.REG[3] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[3])(fra.me.REG[3]);
-      REGB1 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[3]));
-      if (UNTAG_Bool(REGB1)) {
-      } else {
-        REGB2 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          REGB2 = TAG_Bool(false);
-          REGB1 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-          REGB1 = REGB2;
-        }
-      }
-      REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(false);
-        goto label1;
-      }
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB0 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:272 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ./../lib/standard//collection//array.nit:645 */
-  REGB0 = TAG_Bool(true);
-  REGB1 = REGB0;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB1;
-}
-val_t standard___collection___array___ArrayMapValues___count(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 648;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___count;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:651 */
-  REGB0 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:652 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  REGB1 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB1)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 652);
-  }
-  fra.me.REG[0] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:269 */
-  REGB1 = TAG_Int(0);
-  /* ./../lib/standard//collection//array.nit:270 */
-  REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 270);
-  }
-  REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:271 */
-  fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:272 */
-  while(1) {
-    /* ./../lib/standard//collection//array.nit:24 */
-    REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0])!=NIT_NULL);
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-    }
-    REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[0]);
-    REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB3)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:232 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-    /* ./../lib/standard//collection//array.nit:272 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ./../lib/standard//collection//array.nit:273 */
-      REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 273);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[3] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB1)];
-      /* ./../lib/standard//collection//array.nit:652 */
-      fra.me.REG[3] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[3])(fra.me.REG[3]);
-      REGB2 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[3]));
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        REGB3 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-        if (UNTAG_Bool(REGB3)) {
-          REGB3 = TAG_Bool(false);
-          REGB2 = REGB3;
-        } else {
-          REGB3 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-          REGB2 = REGB3;
-        }
-      }
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Int(1);
-        /* ./../lib/standard//kernel.nit:235 */
-        REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-        /* ./../lib/standard//collection//array.nit:652 */
-        REGB0 = REGB2;
-      }
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB2 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:235 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB1)+UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:274 */
-      REGB1 = REGB2;
-    } else {
-      /* ./../lib/standard//collection//array.nit:272 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:653 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-void standard___collection___array___ArrayMapValues___clear(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_standard___collection___array;
-  fra.me.line = 656;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___clear;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:656 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  CALL_standard___collection___abstract_collection___Map___clear(fra.me.REG[0])(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapValues___remove(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 658;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___remove;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:660 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:661 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 661);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:661 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:662 */
-  while(1) {
-    REGB0 = TAG_Int(0);
-    REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:233 */
-    REGB0 = TAG_Bool(UNTAG_Int(REGB1)>=UNTAG_Int(REGB0));
-    /* ./../lib/standard//collection//array.nit:662 */
-    if (UNTAG_Bool(REGB0)) {
-      /* ./../lib/standard//collection//array.nit:663 */
-      REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 663);
-      }
-      fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-      /* ./../lib/standard//collection//array.nit:278 */
-      REGB0 = REGB1;
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB2 = TAG_Int(0);
-      REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:233 */
-      REGB2 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:280 */
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-        } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-        }
-        REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-        REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-        if (UNTAG_Bool(REGB3)) {
-        } else {
-          nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-        }
-        /* ./../lib/standard//kernel.nit:232 */
-        REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
-      } else {
-        /* ./../lib/standard//collection//array.nit:280 */
-        REGB3 = TAG_Bool(false);
-        REGB2 = REGB3;
-      }
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-      }
-      /* ./../lib/standard//collection//array.nit:281 */
-      fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-      REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./../lib/standard//collection//array.nit:281 */
-      goto label1;
-      label1: while(0);
-      /* ./../lib/standard//collection//array.nit:663 */
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 663);
-      }
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[2])(fra.me.REG[2]);
-      REGB0 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[2]));
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          REGB2 = TAG_Bool(false);
-          REGB0 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB0 = REGB2;
-        }
-      }
-      if (UNTAG_Bool(REGB0)) {
-        /* ./../lib/standard//collection//array.nit:664 */
-        CALL_standard___collection___array___ArrayMap___remove_at_index(fra.me.REG[0])(fra.me.REG[0], REGB1);
-        /* ./../lib/standard//collection//array.nit:665 */
-        goto label2;
-      }
-      /* ./../lib/standard//collection//array.nit:667 */
-      REGB0 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB0 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB0));
-      /* ./../lib/standard//collection//array.nit:667 */
-      REGB1 = REGB0;
-    } else {
-      /* ./../lib/standard//collection//array.nit:662 */
-      goto label3;
-    }
-  }
-  label3: while(0);
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapValues___remove_all(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t REGB1;
-  val_t REGB2;
-  val_t REGB3;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 671;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___remove_all;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ./../lib/standard//collection//array.nit:673 */
-  fra.me.REG[0] = CALL_standard___collection___array___ArrayMapValues___map(fra.me.REG[0])(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:674 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 674);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-  /* ./../lib/standard//collection//array.nit:24 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 24);
-  }
-  REGB0 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-  /* ./../lib/standard//collection//array.nit:674 */
-  REGB1 = TAG_Int(1);
-  /* ./../lib/standard//kernel.nit:237 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-  /* ./../lib/standard//collection//array.nit:675 */
-  while(1) {
-    REGB0 = TAG_Int(0);
-    REGB2 = TAG_Bool(VAL_ISA(REGB0, VTCOLOR_standard___kernel___Comparable___OTHER(REGB1), VTID_standard___kernel___Comparable___OTHER(REGB1))) /*cast OTHER*/;
-    if (UNTAG_Bool(REGB2)) {
-    } else {
-      nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-    }
-    /* ./../lib/standard//kernel.nit:233 */
-    REGB0 = TAG_Bool(UNTAG_Int(REGB1)>=UNTAG_Int(REGB0));
-    /* ./../lib/standard//collection//array.nit:675 */
-    if (UNTAG_Bool(REGB0)) {
-      /* ./../lib/standard//collection//array.nit:676 */
-      REGB0 = TAG_Bool(ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0])!=NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        nit_abort("Uninitialized attribute %s", "_items", LOCATE_standard___collection___array, 676);
-      }
-      fra.me.REG[2] = ATTR_standard___collection___array___ArrayMap____items(fra.me.REG[0]);
-      /* ./../lib/standard//collection//array.nit:278 */
-      REGB0 = REGB1;
-      /* ./../lib/standard//collection//array.nit:280 */
-      REGB2 = TAG_Int(0);
-      REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-      if (UNTAG_Bool(REGB3)) {
-      } else {
-        nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-      }
-      /* ./../lib/standard//kernel.nit:233 */
-      REGB2 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB2));
-      /* ./../lib/standard//collection//array.nit:280 */
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2])!=NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-        } else {
-          nit_abort("Uninitialized attribute %s", "_length", LOCATE_standard___collection___array, 280);
-        }
-        REGB2 = ATTR_standard___collection___array___AbstractArrayRead____length(fra.me.REG[2]);
-        REGB3 = TAG_Bool(VAL_ISA(REGB2, VTCOLOR_standard___kernel___Comparable___OTHER(REGB0), VTID_standard___kernel___Comparable___OTHER(REGB0))) /*cast OTHER*/;
-        if (UNTAG_Bool(REGB3)) {
-        } else {
-          nit_abort("Cast failed", NULL, LOCATE_standard___kernel, 0);
-        }
-        /* ./../lib/standard//kernel.nit:232 */
-        REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
-      } else {
-        /* ./../lib/standard//collection//array.nit:280 */
-        REGB3 = TAG_Bool(false);
-        REGB2 = REGB3;
-      }
-      if (UNTAG_Bool(REGB2)) {
-      } else {
-        nit_abort("Assert %s  failed", "'index'", LOCATE_standard___collection___array, 280);
-      }
-      /* ./../lib/standard//collection//array.nit:281 */
-      fra.me.REG[2] = ATTR_standard___collection___array___Array____items(fra.me.REG[2]);
-      REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 281);
-      }
-      /* ./../lib/standard//collection//array.nit:718 */
-      fra.me.REG[2] = ((Nit_NativeArray)fra.me.REG[2])->val[UNTAG_Int(REGB0)];
-      /* ./../lib/standard//collection//array.nit:281 */
-      goto label1;
-      label1: while(0);
-      /* ./../lib/standard//collection//array.nit:676 */
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___array, 676);
-      }
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Couple___second(fra.me.REG[2])(fra.me.REG[2]);
-      REGB0 = TAG_Bool(IS_EQUAL_ON(fra.me.REG[1],fra.me.REG[2]));
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        REGB2 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB2)) {
-          REGB2 = TAG_Bool(false);
-          REGB0 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB0 = REGB2;
-        }
-      }
-      if (UNTAG_Bool(REGB0)) {
-        /* ./../lib/standard//collection//array.nit:677 */
-        CALL_standard___collection___array___ArrayMap___remove_at_index(fra.me.REG[0])(fra.me.REG[0], REGB1);
-      }
-      /* ./../lib/standard//collection//array.nit:679 */
-      REGB0 = TAG_Int(1);
-      /* ./../lib/standard//kernel.nit:237 */
-      REGB0 = TAG_Int(UNTAG_Int(REGB1)-UNTAG_Int(REGB0));
-      /* ./../lib/standard//collection//array.nit:679 */
-      REGB1 = REGB0;
-    } else {
-      /* ./../lib/standard//collection//array.nit:675 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___ArrayMapValues___init(val_t p0, val_t p1, int* init_table){
-  int itpos12 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___array___ArrayMapValues].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t tmp;
-  if (init_table[itpos12]) return;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 0;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayMapValues___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  ATTR_standard___collection___array___ArrayMapValues_____atmap(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  init_table[itpos12] = 1;
-  return;
-}
-val_t standard___collection___array___Iterator___to_a(val_t p0){
-  struct {struct stack_frame_t me; val_t MORE_REG[2];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 688;
-  fra.me.meth = LOCATE_standard___collection___array___Iterator___to_a;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 3;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:691 */
-  fra.me.REG[1] = NEW_Array_standard___collection___array___Array___init();
-  /* ./../lib/standard//collection//array.nit:692 */
-  while(1) {
-    REGB0 = CALL_standard___collection___abstract_collection___Iterator___is_ok(fra.me.REG[0])(fra.me.REG[0]);
-    if (UNTAG_Bool(REGB0)) {
-      /* ./../lib/standard//collection//array.nit:693 */
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Iterator___item(fra.me.REG[0])(fra.me.REG[0]);
-      CALL_standard___collection___abstract_collection___SimpleCollection___add(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-      /* ./../lib/standard//collection//array.nit:694 */
-      CALL_standard___collection___abstract_collection___Iterator___next(fra.me.REG[0])(fra.me.REG[0]);
-    } else {
-      /* ./../lib/standard//collection//array.nit:692 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ./../lib/standard//collection//array.nit:696 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-val_t standard___collection___array___Collection___to_a(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_standard___collection___array;
-  fra.me.line = 701;
-  fra.me.meth = LOCATE_standard___collection___array___Collection___to_a;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  /* ./../lib/standard//collection//array.nit:704 */
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Collection___iterator(fra.me.REG[0])(fra.me.REG[0]);
-  fra.me.REG[0] = CALL_standard___collection___array___Iterator___to_a(fra.me.REG[0])(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___ArrayCapable___calloc_array(val_t p0, val_t p1){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 712;
-  fra.me.meth = LOCATE_standard___collection___array___ArrayCapable___calloc_array;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:712 */
-  fra.me.REG[0] = NEW_NativeArray(UNTAG_Int(REGB0), sizeof(val_t));
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-val_t standard___collection___array___NativeArray_____bra(val_t p0, val_t p1){
-  struct {struct stack_frame_t me;} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 718;
-  fra.me.meth = LOCATE_standard___collection___array___NativeArray_____bra;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 1;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  /* ./../lib/standard//collection//array.nit:718 */
-  fra.me.REG[0] = ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)];
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-void standard___collection___array___NativeArray_____braeq(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 719;
-  fra.me.meth = LOCATE_standard___collection___array___NativeArray_____braeq;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  REGB0 = p1;
-  fra.me.REG[1] = p2;
-  /* ./../lib/standard//collection//array.nit:719 */
-  ((Nit_NativeArray)fra.me.REG[0])->val[UNTAG_Int(REGB0)]=fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-void standard___collection___array___NativeArray___copy_to(val_t p0, val_t p1, val_t p2){
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___array;
-  fra.me.line = 720;
-  fra.me.meth = LOCATE_standard___collection___array___NativeArray___copy_to;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 2;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  REGB0 = p2;
-  /* ./../lib/standard//collection//array.nit:720 */
-  (void)memcpy(((Nit_NativeArray )fra.me.REG[1])->val, ((Nit_NativeArray)fra.me.REG[0])->val, UNTAG_Int(REGB0)*sizeof(val_t));
-  stack_frame_head = fra.me.prev;
-  return;
-}