X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c21493b89f5f5dd49e1f46d311326d5d4f49f8a4..9b33de72cd2469bedac2b5f0a48a8782571ea9db:/src/state.c

diff --git a/src/state.c b/src/state.c
index 83e0108f..280a2f41 100644
--- a/src/state.c
+++ b/src/state.c
@@ -61,8 +61,7 @@ transitions_to (transitions *shifts, symbol_number sym)
   int j;
   for (j = 0; ; j++)
     {
-      if (shifts->num <= j)
-	abort ();
+      aver (j < shifts->num);
       if (TRANSITION_SYMBOL (shifts, j) == sym)
 	return shifts->states[j];
     }
@@ -106,7 +105,7 @@ reductions_new (int num, rule **reds)
   size_t rules_size = num * sizeof *reds;
   reductions *res = xmalloc (offsetof (reductions, rules) + rules_size);
   res->num = num;
-  res->look_ahead_tokens = NULL;
+  res->lookahead_tokens = NULL;
   memcpy (res->rules, reds, rules_size);
   return res;
 }
@@ -136,8 +135,7 @@ state_new (symbol_number accessing_symbol,
   state *res;
   size_t items_size = nitems * sizeof *core;
 
-  if (STATE_NUMBER_MAXIMUM <= nstates)
-    abort ();
+  aver (nstates < STATE_NUMBER_MAXIMUM);
 
   res = xmalloc (offsetof (state, items) + items_size);
   res->number = nstates++;
@@ -178,7 +176,7 @@ state_free (state *s)
 void
 state_transitions_set (state *s, int num, state **trans)
 {
-  assert (!s->transitions);
+  aver (!s->transitions);
   s->transitions = transitions_new (num, trans);
 }
 
@@ -190,7 +188,7 @@ state_transitions_set (state *s, int num, state **trans)
 void
 state_reductions_set (state *s, int num, rule **reds)
 {
-  assert (!s->reductions);
+  aver (!s->reductions);
   s->reductions = reductions_new (num, reds);
 }
 
@@ -214,33 +212,32 @@ state_reduction_find (state *s, rule *r)
 void
 state_errs_set (state *s, int num, symbol **tokens)
 {
-  if (s->errs)
-    abort ();
+  aver (!s->errs);
   s->errs = errs_new (num, tokens);
 }
 
 
 
-/*---------------------------------------------------.
-| Print on OUT all the look-ahead tokens such that S |
-| wants to reduce R.                                 |
-`---------------------------------------------------*/
+/*--------------------------------------------------.
+| Print on OUT all the lookahead tokens such that S |
+| wants to reduce R.                                |
+`--------------------------------------------------*/
 
 void
-state_rule_look_ahead_tokens_print (state *s, rule *r, FILE *out)
+state_rule_lookahead_tokens_print (state *s, rule *r, FILE *out)
 {
   /* Find the reduction we are handling.  */
   reductions *reds = s->reductions;
   int red = state_reduction_find (s, r);
 
   /* Print them if there are.  */
-  if (reds->look_ahead_tokens && red != -1)
+  if (reds->lookahead_tokens && red != -1)
     {
       bitset_iterator biter;
       int k;
       char const *sep = "";
       fprintf (out, "  [");
-      BITSET_FOR_EACH (biter, reds->look_ahead_tokens[red], k, 0)
+      BITSET_FOR_EACH (biter, reds->lookahead_tokens[red], k, 0)
 	{
 	  fprintf (out, "%s%s", sep, symbols[k]->tag);
 	  sep = ", ";