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

diff --git a/c_src/standard___collection___list._sep.c b/c_src/standard___collection___list._sep.c
deleted file mode 100644
index 972a732..0000000
--- a/c_src/standard___collection___list._sep.c
+++ /dev/null
@@ -1,1762 +0,0 @@
-/* This C file is generated by NIT to compile module standard___collection___list. */
-#include "standard___collection___list._sep.h"
-static const char LOCATE_standard___collection___list___List_____bra[] = "list::List::(abstract_collection::SequenceRead::[])";
-val_t standard___collection___list___List_____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___list;
-  fra.me.line = 21;
-  fra.me.meth = LOCATE_standard___collection___list___List_____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/list.nit:22 */
-  fra.me.REG[0] = CALL_standard___collection___list___List___get_node(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 22);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Container___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];
-}
-static const char LOCATE_standard___collection___list___List_____braeq[] = "list::List::(abstract_collection::Sequence::[]=)";
-void standard___collection___list___List_____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___list;
-  fra.me.line = 24;
-  fra.me.meth = LOCATE_standard___collection___list___List_____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/list.nit:24 */
-  fra.me.REG[0] = CALL_standard___collection___list___List___get_node(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 24);
-  }
-  CALL_standard___collection___abstract_collection___Container___item__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___first[] = "list::List::(abstract_collection::Collection::first)";
-val_t standard___collection___list___List___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___list;
-  fra.me.line = 26;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:27 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(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___list, 27);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Container___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];
-}
-static const char LOCATE_standard___collection___list___List___first__eq[] = "list::List::(abstract_collection::Sequence::first=)";
-void standard___collection___list___List___first__eq(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___list;
-  fra.me.line = 29;
-  fra.me.meth = LOCATE_standard___collection___list___List___first__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/list.nit:30 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(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___list, 30);
-  }
-  CALL_standard___collection___abstract_collection___Container___item__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___last[] = "list::List::(abstract_collection::SequenceRead::last)";
-val_t standard___collection___list___List___last(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___list;
-  fra.me.line = 32;
-  fra.me.meth = LOCATE_standard___collection___list___List___last;
-  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/list.nit:33 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____tail(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___list, 33);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Container___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];
-}
-static const char LOCATE_standard___collection___list___List___last__eq[] = "list::List::(abstract_collection::Sequence::last=)";
-void standard___collection___list___List___last__eq(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___list;
-  fra.me.line = 35;
-  fra.me.meth = LOCATE_standard___collection___list___List___last__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/list.nit:36 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____tail(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___list, 36);
-  }
-  CALL_standard___collection___abstract_collection___Container___item__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___is_empty[] = "list::List::(abstract_collection::Collection::is_empty)";
-val_t standard___collection___list___List___is_empty(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___list;
-  fra.me.line = 40;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:41 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___List___length[] = "list::List::(abstract_collection::Collection::length)";
-val_t standard___collection___list___List___length(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___list;
-  fra.me.line = 43;
-  fra.me.meth = LOCATE_standard___collection___list___List___length;
-  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/list.nit:46 */
-  REGB0 = TAG_Int(0);
-  /* ../lib/standard/collection/list.nit:47 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:48 */
-  while(1) {
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(0);
-        REGB1 = REGB2;
-      } else {
-        REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-        REGB1 = REGB2;
-      }
-    }
-    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
-    if (UNTAG_Bool(REGB1)) {
-      /* ../lib/standard/collection/list.nit:49 */
-      REGB1 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:245 */
-      REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/list.nit:49 */
-      REGB0 = REGB1;
-      /* ../lib/standard/collection/list.nit:50 */
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 50);
-      }
-      fra.me.REG[1] = CALL_standard___collection___list___ListNode___next(fra.me.REG[0])(fra.me.REG[0]);
-      fra.me.REG[0] = fra.me.REG[1];
-    } else {
-      /* ../lib/standard/collection/list.nit:48 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ../lib/standard/collection/list.nit:52 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___List___has[] = "list::List::(abstract_collection::Collection::has)";
-val_t standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 55;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:56 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  fra.me.REG[2] = CALL_standard___collection___list___List___search_node_after(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___List___has_only[] = "list::List::(abstract_collection::Collection::has_only)";
-val_t standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 58;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:60 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:61 */
-  while(1) {
-    REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(0);
-        REGB0 = REGB1;
-      } else {
-        REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-        REGB0 = REGB1;
-      }
-    }
-    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-    if (UNTAG_Bool(REGB0)) {
-      /* ../lib/standard/collection/list.nit:62 */
-      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 62);
-      }
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Container___item(fra.me.REG[0])(fra.me.REG[0]);
-      REGB0 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[2],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-        if (UNTAG_Bool(REGB1)) {
-          REGB1 = TAG_Bool(0);
-          REGB0 = REGB1;
-        } else {
-          REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB0 = REGB1;
-        }
-      }
-      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-      if (UNTAG_Bool(REGB0)) {
-        REGB0 = TAG_Bool(0);
-        goto label1;
-      }
-      /* ../lib/standard/collection/list.nit:63 */
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 63);
-      }
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[0])(fra.me.REG[0]);
-      fra.me.REG[0] = fra.me.REG[2];
-    } else {
-      /* ../lib/standard/collection/list.nit:61 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ../lib/standard/collection/list.nit:65 */
-  REGB1 = TAG_Bool(1);
-  REGB0 = REGB1;
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___List___count[] = "list::List::(abstract_collection::Collection::count)";
-val_t standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 68;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:70 */
-  REGB0 = TAG_Int(0);
-  /* ../lib/standard/collection/list.nit:71 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:72 */
-  while(1) {
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(0);
-        REGB1 = REGB2;
-      } else {
-        REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-        REGB1 = REGB2;
-      }
-    }
-    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
-    if (UNTAG_Bool(REGB1)) {
-      /* ../lib/standard/collection/list.nit:73 */
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 73);
-      }
-      fra.me.REG[2] = CALL_standard___collection___abstract_collection___Container___item(fra.me.REG[0])(fra.me.REG[0]);
-      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(0);
-          REGB1 = REGB2;
-        } else {
-          REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-          REGB1 = REGB2;
-        }
-      }
-      REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Int(1);
-        /* ../lib/standard/kernel.nit:245 */
-        REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-        /* ../lib/standard/collection/list.nit:73 */
-        REGB0 = REGB1;
-      }
-      /* ../lib/standard/collection/list.nit:74 */
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 74);
-      }
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[0])(fra.me.REG[0]);
-      fra.me.REG[0] = fra.me.REG[2];
-    } else {
-      /* ../lib/standard/collection/list.nit:72 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ../lib/standard/collection/list.nit:76 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___List___slice[] = "list::List::slice";
-val_t standard___collection___list___List___slice(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___list;
-  fra.me.line = 79;
-  fra.me.meth = LOCATE_standard___collection___list___List___slice;
-  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;
-  /* ../lib/standard/collection/list.nit:81 */
-  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:243 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB0)>=UNTAG_Int(REGB2));
-  /* ../lib/standard/collection/list.nit:81 */
-  if (UNTAG_Bool(REGB2)) {
-    REGB2 = CALL_standard___collection___abstract_collection___Collection___length(fra.me.REG[0])(fra.me.REG[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:242 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB2));
-  } else {
-    /* ../lib/standard/collection/list.nit:81 */
-    REGB3 = TAG_Bool(0);
-    REGB2 = REGB3;
-  }
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Assert failed", NULL, LOCATE_standard___collection___list, 81);
-  }
-  /* ../lib/standard/collection/list.nit:82 */
-  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:243 */
-  REGB2 = TAG_Bool(UNTAG_Int(REGB1)>=UNTAG_Int(REGB2));
-  /* ../lib/standard/collection/list.nit:82 */
-  if (UNTAG_Bool(REGB2)) {
-    REGB2 = CALL_standard___collection___abstract_collection___Collection___length(fra.me.REG[0])(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:242 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB1)<UNTAG_Int(REGB2));
-  } else {
-    /* ../lib/standard/collection/list.nit:82 */
-    REGB3 = TAG_Bool(0);
-    REGB2 = REGB3;
-  }
-  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:241 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<=UNTAG_Int(REGB1));
-  } else {
-    /* ../lib/standard/collection/list.nit:82 */
-    REGB3 = TAG_Bool(0);
-    REGB2 = REGB3;
-  }
-  if (UNTAG_Bool(REGB2)) {
-  } else {
-    nit_abort("Assert failed", NULL, LOCATE_standard___collection___list, 82);
-  }
-  /* ../lib/standard/collection/list.nit:83 */
-  fra.me.REG[1] = NEW_List_standard___collection___list___List___init();
-  /* ../lib/standard/collection/list.nit:84 */
-  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:241 */
-    REGB2 = TAG_Bool(UNTAG_Int(REGB0)<=UNTAG_Int(REGB1));
-    /* ../lib/standard/collection/list.nit:84 */
-    if (UNTAG_Bool(REGB2)) {
-      /* ../lib/standard/collection/list.nit:85 */
-      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]);
-      /* ../lib/standard/collection/list.nit:86 */
-      REGB2 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:245 */
-      REGB2 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB2));
-      /* ../lib/standard/collection/list.nit:86 */
-      REGB0 = REGB2;
-    } else {
-      /* ../lib/standard/collection/list.nit:84 */
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ../lib/standard/collection/list.nit:88 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-static const char LOCATE_standard___collection___list___List___push[] = "list::List::(abstract_collection::Sequence::push)";
-void standard___collection___list___List___push(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___list;
-  fra.me.line = 93;
-  fra.me.meth = LOCATE_standard___collection___list___List___push;
-  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/list.nit:96 */
-  fra.me.REG[1] = NEW_ListNode_standard___collection___list___ListNode___init(fra.me.REG[1]);
-  /* ../lib/standard/collection/list.nit:97 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:98 */
-    ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[1];
-  } else {
-    /* ../lib/standard/collection/list.nit:100 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____tail(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___list, 100);
-    }
-    CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-    /* ../lib/standard/collection/list.nit:101 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-    CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-  }
-  /* ../lib/standard/collection/list.nit:103 */
-  ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___unshift[] = "list::List::(abstract_collection::Sequence::unshift)";
-void standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 106;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:109 */
-  fra.me.REG[1] = NEW_ListNode_standard___collection___list___ListNode___init(fra.me.REG[1]);
-  /* ../lib/standard/collection/list.nit:110 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:111 */
-    ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = fra.me.REG[1];
-  } else {
-    /* ../lib/standard/collection/list.nit:113 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-    CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-    /* ../lib/standard/collection/list.nit:114 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____head(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___list, 114);
-    }
-    CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  }
-  /* ../lib/standard/collection/list.nit:116 */
-  ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___link[] = "list::List::link";
-void standard___collection___list___List___link(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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 119;
-  fra.me.meth = LOCATE_standard___collection___list___List___link;
-  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/list.nit:124 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:125 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[1]);
-    ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[2];
-  } else {
-    /* ../lib/standard/collection/list.nit:126 */
-    fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[1]);
-    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(0);
-        REGB0 = REGB1;
-      } else {
-        REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-        REGB0 = REGB1;
-      }
-    }
-    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-    if (UNTAG_Bool(REGB0)) {
-      /* ../lib/standard/collection/list.nit:127 */
-      fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-      fra.me.REG[3] = ATTR_standard___collection___list___List____head(fra.me.REG[1]);
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 127);
-      }
-      CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-      /* ../lib/standard/collection/list.nit:128 */
-      fra.me.REG[3] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-      REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 128);
-      }
-      fra.me.REG[3] = CALL_standard___collection___list___ListNode___next(fra.me.REG[3])(fra.me.REG[3]);
-      fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-      REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 128);
-      }
-      CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[2]);
-    }
-  }
-  /* ../lib/standard/collection/list.nit:130 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[1]);
-  ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = fra.me.REG[2];
-  /* ../lib/standard/collection/list.nit:131 */
-  CALL_standard___collection___abstract_collection___RemovableCollection___clear(fra.me.REG[1])(fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___pop[] = "list::List::(abstract_collection::Sequence::pop)";
-val_t standard___collection___list___List___pop(val_t p0){
-  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___list;
-  fra.me.line = 136;
-  fra.me.meth = LOCATE_standard___collection___list___List___pop;
-  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/list.nit:139 */
-  fra.me.REG[1] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:140 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 140);
-  }
-  fra.me.REG[2] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-  ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = fra.me.REG[2];
-  /* ../lib/standard/collection/list.nit:141 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 141);
-  }
-  CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
-  /* ../lib/standard/collection/list.nit:142 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____tail(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:143 */
-    ATTR_standard___collection___list___List____head(fra.me.REG[0]) = NIT_NULL;
-  } else {
-    /* ../lib/standard/collection/list.nit:145 */
-    fra.me.REG[0] = ATTR_standard___collection___list___List____tail(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___list, 145);
-    }
-    CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-  }
-  /* ../lib/standard/collection/list.nit:147 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 147);
-  }
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___Container___item(fra.me.REG[1])(fra.me.REG[1]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-static const char LOCATE_standard___collection___list___List___shift[] = "list::List::(abstract_collection::Sequence::shift)";
-val_t standard___collection___list___List___shift(val_t p0){
-  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___list;
-  fra.me.line = 150;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:153 */
-  fra.me.REG[1] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:154 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 154);
-  }
-  fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-  ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[2];
-  /* ../lib/standard/collection/list.nit:155 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 155);
-  }
-  CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
-  /* ../lib/standard/collection/list.nit:156 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:157 */
-    ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = NIT_NULL;
-  } else {
-    /* ../lib/standard/collection/list.nit:159 */
-    fra.me.REG[0] = ATTR_standard___collection___list___List____head(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___list, 159);
-    }
-    CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-  }
-  /* ../lib/standard/collection/list.nit:161 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 161);
-  }
-  fra.me.REG[1] = CALL_standard___collection___abstract_collection___Container___item(fra.me.REG[1])(fra.me.REG[1]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-static const char LOCATE_standard___collection___list___List___remove[] = "list::List::(abstract_collection::RemovableCollection::remove)";
-void standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 164;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:166 */
-  fra.me.REG[2] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  fra.me.REG[2] = CALL_standard___collection___list___List___search_node_after(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], fra.me.REG[2]);
-  /* ../lib/standard/collection/list.nit:167 */
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-    CALL_standard___collection___list___List___remove_node(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[2]);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___remove_at[] = "list::List::(abstract_collection::Sequence::remove_at)";
-void standard___collection___list___List___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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 170;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:172 */
-  fra.me.REG[1] = CALL_standard___collection___list___List___get_node(fra.me.REG[0])(fra.me.REG[0], REGB0);
-  /* ../lib/standard/collection/list.nit:173 */
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[1])(fra.me.REG[1], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  if (UNTAG_Bool(REGB0)) {
-    CALL_standard___collection___list___List___remove_node(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___clear[] = "list::List::(abstract_collection::RemovableCollection::clear)";
-void standard___collection___list___List___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___list;
-  fra.me.line = 176;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:178 */
-  ATTR_standard___collection___list___List____head(fra.me.REG[0]) = NIT_NULL;
-  /* ../lib/standard/collection/list.nit:179 */
-  ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = NIT_NULL;
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___iterator[] = "list::List::(abstract_collection::Collection::iterator)";
-val_t standard___collection___list___List___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___list;
-  fra.me.line = 183;
-  fra.me.meth = LOCATE_standard___collection___list___List___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/list.nit:183 */
-  fra.me.REG[0] = NEW_ListIterator_standard___collection___list___ListIterator___init(fra.me.REG[0]);
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-static const char LOCATE_standard___collection___list___List___init[] = "list::List::init";
-void standard___collection___list___List___init(val_t p0, int* init_table){
-  int itpos0 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___list___List].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___list;
-  fra.me.line = 185;
-  fra.me.meth = LOCATE_standard___collection___list___List___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;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos0] = 1;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___from[] = "list::List::from";
-void standard___collection___list___List___from(val_t p0, val_t p1, int* init_table){
-  int itpos1 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___list___List].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} fra;
-  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___list;
-  fra.me.line = 188;
-  fra.me.meth = LOCATE_standard___collection___list___List___from;
-  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/list.nit:189 */
-  CALL_standard___collection___abstract_collection___Sequence___append(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  init_table[itpos1] = 1;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___get_node[] = "list::List::get_node";
-val_t standard___collection___list___List___get_node(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___list;
-  fra.me.line = 197;
-  fra.me.meth = LOCATE_standard___collection___list___List___get_node;
-  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/list.nit:200 */
-  fra.me.REG[0] = ATTR_standard___collection___list___List____head(fra.me.REG[0]);
-  /* ../lib/standard/collection/list.nit:201 */
-  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:242 */
-  REGB1 = TAG_Bool(UNTAG_Int(REGB0)<UNTAG_Int(REGB1));
-  /* ../lib/standard/collection/list.nit:201 */
-  if (UNTAG_Bool(REGB1)) {
-    /* ../lib/standard/collection/list.nit:202 */
-    fra.me.REG[1] = NIT_NULL;
-    goto label1;
-  }
-  /* ../lib/standard/collection/list.nit:204 */
-  while(1) {
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-    } else {
-      REGB2 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB2)) {
-        REGB2 = TAG_Bool(0);
-        REGB1 = REGB2;
-      } else {
-        REGB2 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-        REGB1 = REGB2;
-      }
-    }
-    REGB1 = TAG_Bool(!UNTAG_Bool(REGB1));
-    if (UNTAG_Bool(REGB1)) {
-      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:244 */
-      REGB1 = TAG_Bool(UNTAG_Int(REGB0)>UNTAG_Int(REGB1));
-    } else {
-      /* ../lib/standard/collection/list.nit:204 */
-      REGB2 = TAG_Bool(0);
-      REGB1 = REGB2;
-    }
-    if (UNTAG_Bool(REGB1)) {
-      /* ../lib/standard/collection/list.nit:205 */
-      REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 205);
-      }
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[0])(fra.me.REG[0]);
-      fra.me.REG[0] = fra.me.REG[2];
-      /* ../lib/standard/collection/list.nit:206 */
-      REGB1 = TAG_Int(1);
-      /* ../lib/standard/kernel.nit:247 */
-      REGB1 = TAG_Int(UNTAG_Int(REGB0)-UNTAG_Int(REGB1));
-      /* ../lib/standard/collection/list.nit:206 */
-      REGB0 = REGB1;
-    } else {
-      /* ../lib/standard/collection/list.nit:204 */
-      goto label2;
-    }
-  }
-  label2: while(0);
-  /* ../lib/standard/collection/list.nit:208 */
-  fra.me.REG[1] = fra.me.REG[0];
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[1];
-}
-static const char LOCATE_standard___collection___list___List___search_node_after[] = "list::List::search_node_after";
-val_t standard___collection___list___List___search_node_after(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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 211;
-  fra.me.meth = LOCATE_standard___collection___list___List___search_node_after;
-  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;
-  fra.me.REG[2] = p2;
-  /* ../lib/standard/collection/list.nit:215 */
-  while(1) {
-    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(0);
-        REGB0 = REGB1;
-      } else {
-        REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-        REGB0 = REGB1;
-      }
-    }
-    REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-    if (UNTAG_Bool(REGB0)) {
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 215);
-      }
-      fra.me.REG[0] = CALL_standard___collection___abstract_collection___Container___item(fra.me.REG[2])(fra.me.REG[2]);
-      REGB0 = TAG_Bool(IS_EQUAL_NN(fra.me.REG[0],fra.me.REG[1]));
-      if (UNTAG_Bool(REGB0)) {
-      } else {
-        REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-        if (UNTAG_Bool(REGB1)) {
-          REGB1 = TAG_Bool(0);
-          REGB0 = REGB1;
-        } else {
-          REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-          REGB0 = REGB1;
-        }
-      }
-      REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-    } else {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    }
-    if (UNTAG_Bool(REGB0)) {
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 215);
-      }
-      fra.me.REG[0] = CALL_standard___collection___list___ListNode___next(fra.me.REG[2])(fra.me.REG[2]);
-      fra.me.REG[2] = fra.me.REG[0];
-    } else {
-      goto label1;
-    }
-  }
-  label1: while(0);
-  /* ../lib/standard/collection/list.nit:216 */
-  goto label2;
-  label2: while(0);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[2];
-}
-static const char LOCATE_standard___collection___list___List___remove_node[] = "list::List::remove_node";
-void standard___collection___list___List___remove_node(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___list;
-  fra.me.line = 219;
-  fra.me.meth = LOCATE_standard___collection___list___List___remove_node;
-  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/list.nit:222 */
-  fra.me.REG[2] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-  REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:223 */
-    fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-    ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[2];
-    /* ../lib/standard/collection/list.nit:224 */
-    fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(0);
-        REGB0 = REGB1;
-      } else {
-        REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-        REGB0 = REGB1;
-      }
-    }
-    if (UNTAG_Bool(REGB0)) {
-      /* ../lib/standard/collection/list.nit:225 */
-      ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = NIT_NULL;
-    } else {
-      /* ../lib/standard/collection/list.nit:227 */
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 227);
-      }
-      CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-    }
-  } else {
-    /* ../lib/standard/collection/list.nit:229 */
-    fra.me.REG[2] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-    REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-    } else {
-      REGB1 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB1)) {
-        REGB1 = TAG_Bool(0);
-        REGB0 = REGB1;
-      } else {
-        REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-        REGB0 = REGB1;
-      }
-    }
-    if (UNTAG_Bool(REGB0)) {
-      /* ../lib/standard/collection/list.nit:230 */
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-      ATTR_standard___collection___list___List____tail(fra.me.REG[0]) = fra.me.REG[2];
-      /* ../lib/standard/collection/list.nit:231 */
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 231);
-      }
-      CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[2])(fra.me.REG[2], NIT_NULL);
-    } else {
-      /* ../lib/standard/collection/list.nit:233 */
-      fra.me.REG[2] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-      fra.me.REG[0] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-      REGB0 = TAG_Bool(fra.me.REG[2]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 233);
-      }
-      CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[0]);
-      /* ../lib/standard/collection/list.nit:234 */
-      fra.me.REG[0] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-      fra.me.REG[1] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[1])(fra.me.REG[1]);
-      REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-      if (UNTAG_Bool(REGB0)) {
-        nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 234);
-      }
-      CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-    }
-  }
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___List___insert_before[] = "list::List::insert_before";
-void standard___collection___list___List___insert_before(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 tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 238;
-  fra.me.meth = LOCATE_standard___collection___list___List___insert_before;
-  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/list.nit:240 */
-  fra.me.REG[1] = NEW_ListNode_standard___collection___list___ListNode___init(fra.me.REG[1]);
-  /* ../lib/standard/collection/list.nit:241 */
-  fra.me.REG[3] = CALL_standard___collection___list___ListNode___prev(fra.me.REG[2])(fra.me.REG[2]);
-  /* ../lib/standard/collection/list.nit:242 */
-  REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[3])(fra.me.REG[3], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  if (UNTAG_Bool(REGB0)) {
-    /* ../lib/standard/collection/list.nit:243 */
-    ATTR_standard___collection___list___List____head(fra.me.REG[0]) = fra.me.REG[1];
-  } else {
-    /* ../lib/standard/collection/list.nit:245 */
-    REGB0 = TAG_Bool(fra.me.REG[3]==NIT_NULL);
-    if (UNTAG_Bool(REGB0)) {
-      nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 245);
-    }
-    CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1]);
-  }
-  /* ../lib/standard/collection/list.nit:247 */
-  CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[3]);
-  /* ../lib/standard/collection/list.nit:248 */
-  CALL_standard___collection___list___ListNode___next__eq(fra.me.REG[1])(fra.me.REG[1], fra.me.REG[2]);
-  /* ../lib/standard/collection/list.nit:249 */
-  CALL_standard___collection___list___ListNode___prev__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListIterator___item[] = "list::ListIterator::(abstract_collection::Iterator::item)";
-val_t standard___collection___list___ListIterator___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___list;
-  fra.me.line = 256;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___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/list.nit:256 */
-  fra.me.REG[0] = ATTR_standard___collection___list___ListIterator____node(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___list, 256);
-  }
-  fra.me.REG[0] = CALL_standard___collection___abstract_collection___Container___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];
-}
-static const char LOCATE_standard___collection___list___ListIterator___item__eq[] = "list::ListIterator::item=";
-void standard___collection___list___ListIterator___item__eq(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___list;
-  fra.me.line = 258;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___item__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/list.nit:258 */
-  fra.me.REG[0] = ATTR_standard___collection___list___ListIterator____node(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___list, 258);
-  }
-  CALL_standard___collection___abstract_collection___Container___item__eq(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListIterator___is_ok[] = "list::ListIterator::(abstract_collection::Iterator::is_ok)";
-val_t standard___collection___list___ListIterator___is_ok(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___list;
-  fra.me.line = 260;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___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/list.nit:260 */
-  fra.me.REG[0] = ATTR_standard___collection___list___ListIterator____node(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    REGB1 = TAG_Bool(fra.me.REG[0]==NIT_NULL);
-    if (UNTAG_Bool(REGB1)) {
-      REGB1 = TAG_Bool(0);
-      REGB0 = REGB1;
-    } else {
-      REGB1 = CALL_standard___kernel___Object_____eqeq(fra.me.REG[0])(fra.me.REG[0], NIT_NULL);
-      REGB0 = REGB1;
-    }
-  }
-  REGB0 = TAG_Bool(!UNTAG_Bool(REGB0));
-  goto label1;
-  label1: while(0);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___ListIterator___next[] = "list::ListIterator::(abstract_collection::Iterator::next)";
-void standard___collection___list___ListIterator___next(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___list;
-  fra.me.line = 262;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___next;
-  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/list.nit:264 */
-  fra.me.REG[1] = ATTR_standard___collection___list___ListIterator____node(fra.me.REG[0]);
-  REGB0 = TAG_Bool(fra.me.REG[1]==NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-    nit_abort("Reciever is null", NULL, LOCATE_standard___collection___list, 264);
-  }
-  fra.me.REG[1] = CALL_standard___collection___list___ListNode___next(fra.me.REG[1])(fra.me.REG[1]);
-  ATTR_standard___collection___list___ListIterator____node(fra.me.REG[0]) = fra.me.REG[1];
-  /* ../lib/standard/collection/list.nit:265 */
-  REGB0 = ATTR_standard___collection___list___ListIterator____index(fra.me.REG[0]);
-  REGB1 = TAG_Int(1);
-  /* ../lib/standard/kernel.nit:245 */
-  REGB1 = TAG_Int(UNTAG_Int(REGB0)+UNTAG_Int(REGB1));
-  /* ../lib/standard/collection/list.nit:265 */
-  ATTR_standard___collection___list___ListIterator____index(fra.me.REG[0]) = REGB1;
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListIterator___init[] = "list::ListIterator::init";
-void standard___collection___list___ListIterator___init(val_t p0, val_t p1, int* init_table){
-  int itpos2 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___list___ListIterator].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[1];} 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___list;
-  fra.me.line = 268;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___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/list.nit:271 */
-  ATTR_standard___collection___list___ListIterator____list(fra.me.REG[0]) = fra.me.REG[1];
-  /* ../lib/standard/collection/list.nit:272 */
-  fra.me.REG[1] = ATTR_standard___collection___list___List____head(fra.me.REG[1]);
-  ATTR_standard___collection___list___ListIterator____node(fra.me.REG[0]) = fra.me.REG[1];
-  /* ../lib/standard/collection/list.nit:273 */
-  REGB0 = TAG_Int(0);
-  ATTR_standard___collection___list___ListIterator____index(fra.me.REG[0]) = REGB0;
-  stack_frame_head = fra.me.prev;
-  init_table[itpos2] = 1;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListIterator___index[] = "list::ListIterator::(abstract_collection::IndexedIterator::index)";
-val_t standard___collection___list___ListIterator___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___list;
-  fra.me.line = 282;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___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/list.nit:282 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___list___ListIterator____index(fra.me.REG[0])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_index", LOCATE_standard___collection___list, 282);
-  }
-  REGB0 = ATTR_standard___collection___list___ListIterator____index(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return REGB0;
-}
-static const char LOCATE_standard___collection___list___ListIterator___delete[] = "list::ListIterator::delete";
-void standard___collection___list___ListIterator___delete(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___list;
-  fra.me.line = 285;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___delete;
-  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/list.nit:285 */
-  fra.me.REG[1] = fra.me.REG[0];
-  /* ../lib/standard/collection/list.nit:288 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___list___ListIterator____list(fra.me.REG[1])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_list", LOCATE_standard___collection___list, 288);
-  }
-  fra.me.REG[2] = ATTR_standard___collection___list___ListIterator____list(fra.me.REG[1]);
-  fra.me.REG[1] = ATTR_standard___collection___list___ListIterator____node(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___list, 288);
-  }
-  CALL_standard___collection___list___List___remove_node(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[1]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListIterator___insert_before[] = "list::ListIterator::insert_before";
-void standard___collection___list___ListIterator___insert_before(val_t p0, val_t p1){
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  val_t REGB0;
-  val_t tmp;
-  fra.me.prev = stack_frame_head; stack_frame_head = &fra.me;
-  fra.me.file = LOCATE_standard___collection___list;
-  fra.me.line = 291;
-  fra.me.meth = LOCATE_standard___collection___list___ListIterator___insert_before;
-  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/list.nit:291 */
-  fra.me.REG[2] = fra.me.REG[0];
-  /* ../lib/standard/collection/list.nit:294 */
-  REGB0 = TAG_Bool(ATTR_standard___collection___list___ListIterator____list(fra.me.REG[2])!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Uninitialized attribute %s", "_list", LOCATE_standard___collection___list, 294);
-  }
-  fra.me.REG[3] = ATTR_standard___collection___list___ListIterator____list(fra.me.REG[2]);
-  fra.me.REG[2] = ATTR_standard___collection___list___ListIterator____node(fra.me.REG[2]);
-  REGB0 = TAG_Bool(fra.me.REG[2]!=NIT_NULL);
-  if (UNTAG_Bool(REGB0)) {
-  } else {
-    nit_abort("Cast failed", NULL, LOCATE_standard___collection___list, 294);
-  }
-  CALL_standard___collection___list___List___insert_before(fra.me.REG[3])(fra.me.REG[3], fra.me.REG[1], fra.me.REG[2]);
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListNode___init[] = "list::ListNode::init";
-void standard___collection___list___ListNode___init(val_t p0, val_t p1, int* init_table){
-  int itpos3 = VAL2OBJ(p0)->vft[INIT_TABLE_POS_standard___collection___list___ListNode].i;
-  struct {struct stack_frame_t me; val_t MORE_REG[3];} fra;
-  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___list;
-  fra.me.line = 301;
-  fra.me.meth = LOCATE_standard___collection___list___ListNode___init;
-  fra.me.has_broke = 0;
-  fra.me.REG_size = 4;
-  fra.me.nitni_local_ref_head = NULL;
-  fra.me.REG[0] = NIT_NULL;
-  fra.me.REG[1] = NIT_NULL;
-  fra.me.REG[2] = NIT_NULL;
-  fra.me.REG[3] = NIT_NULL;
-  fra.me.REG[0] = p0;
-  fra.me.REG[1] = p1;
-  /* ../lib/standard/collection/list.nit:301 */
-  fra.me.REG[2] = fra.me.REG[0];
-  fra.me.REG[3] = fra.me.REG[1];
-  CALL_standard___collection___abstract_collection___Container___init(fra.me.REG[0])(fra.me.REG[0], fra.me.REG[1], init_table);
-  /* ../lib/standard/collection/list.nit:303 */
-  CALL_standard___collection___abstract_collection___Container___item__eq(fra.me.REG[2])(fra.me.REG[2], fra.me.REG[3]);
-  stack_frame_head = fra.me.prev;
-  init_table[itpos3] = 1;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListNode___next[] = "list::ListNode::next";
-val_t standard___collection___list___ListNode___next(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___list;
-  fra.me.line = 306;
-  fra.me.meth = LOCATE_standard___collection___list___ListNode___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/list.nit:306 */
-  fra.me.REG[0] = ATTR_standard___collection___list___ListNode____next(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-static const char LOCATE_standard___collection___list___ListNode___next__eq[] = "list::ListNode::next=";
-void standard___collection___list___ListNode___next__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___list;
-  fra.me.line = 306;
-  fra.me.meth = LOCATE_standard___collection___list___ListNode___next__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/list.nit:306 */
-  ATTR_standard___collection___list___ListNode____next(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}
-static const char LOCATE_standard___collection___list___ListNode___prev[] = "list::ListNode::prev";
-val_t standard___collection___list___ListNode___prev(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___list;
-  fra.me.line = 309;
-  fra.me.meth = LOCATE_standard___collection___list___ListNode___prev;
-  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/list.nit:309 */
-  fra.me.REG[0] = ATTR_standard___collection___list___ListNode____prev(fra.me.REG[0]);
-  stack_frame_head = fra.me.prev;
-  return fra.me.REG[0];
-}
-static const char LOCATE_standard___collection___list___ListNode___prev__eq[] = "list::ListNode::prev=";
-void standard___collection___list___ListNode___prev__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___list;
-  fra.me.line = 309;
-  fra.me.meth = LOCATE_standard___collection___list___ListNode___prev__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/list.nit:309 */
-  ATTR_standard___collection___list___ListNode____prev(fra.me.REG[0]) = fra.me.REG[1];
-  stack_frame_head = fra.me.prev;
-  return;
-}