In GLR grammars, $N and @N now yield non-modifiable lvalues.

[bison.git] / src / tables.c

diff --git a/src/tables.c b/src/tables.c
index 80f47e21ba7d75ec95b691c0dc4513c825488aa7..2682472ba9af9bb64ff0a7cc71acb0e1d0dcf65b 100644 (file)
--- a/src/tables.c
+++ b/src/tables.c
@@ -243,8 +243,8 @@ action_row (state *s)
   transitions *trans = s->transitions;
   errs *errp = s->errs;
   /* Set to nonzero to inhibit having any default reduction.  */
   transitions *trans = s->transitions;
   errs *errp = s->errs;
   /* Set to nonzero to inhibit having any default reduction.  */

-  int nodefault = 0;
-  int conflicted = 0;
+  bool nodefault = false;
+  bool conflicted = false;

 
   for (i = 0; i < ntokens; i++)
     actrow[i] = conflrow[i] = 0;
 
   for (i = 0; i < ntokens; i++)
     actrow[i] = conflrow[i] = 0;


@@ -264,7 +264,10 @@ action_row (state *s)
          /* and record this rule as the rule to use if that
             token follows.  */
          if (actrow[j] != 0)
          /* and record this rule as the rule to use if that
             token follows.  */
          if (actrow[j] != 0)

-           conflicted = conflrow[j] = 1;
+           {
+             conflicted = true;
+             conflrow[j] = 1;
+           }

          actrow[j] = rule_number_as_item_number (reds->rules[i]->number);
        }
     }
          actrow[j] = rule_number_as_item_number (reds->rules[i]->number);
        }
     }


@@ -278,13 +281,16 @@ action_row (state *s)
       state *shift_state = trans->states[i];
 
       if (actrow[sym] != 0)
       state *shift_state = trans->states[i];
 
       if (actrow[sym] != 0)

-       conflicted = conflrow[sym] = 1;
+       {
+         conflicted = true;
+         conflrow[sym] = 1;
+       }

       actrow[sym] = state_number_as_int (shift_state->number);
 
       /* Do not use any default reduction if there is a shift for
         error */
       if (sym == errtoken->number)
       actrow[sym] = state_number_as_int (shift_state->number);
 
       /* Do not use any default reduction if there is a shift for
         error */
       if (sym == errtoken->number)

-       nodefault = 1;
+       nodefault = true;

     }
 
   /* See which tokens are an explicit error in this state (due to
     }
 
   /* See which tokens are an explicit error in this state (due to


@@ -669,7 +675,7 @@ pack_vector (vector_number vector)
   for (j = lowzero - from[0]; ; j++)
     {
       int k;
   for (j = lowzero - from[0]; ; j++)
     {
       int k;

-      int ok = 1;
+      bool ok = true;

 
       if (table_size <= j)
        abort ();
 
       if (table_size <= j)
        abort ();


@@ -681,12 +687,12 @@ pack_vector (vector_number vector)
            table_grow (loc);
 
          if (table[loc] != 0)
            table_grow (loc);
 
          if (table[loc] != 0)

-           ok = 0;
+           ok = false;

        }
 
       for (k = 0; ok && k < vector; k++)
        if (pos[k] == j)
        }
 
       for (k = 0; ok && k < vector; k++)
        if (pos[k] == j)

-         ok = 0;
+         ok = false;

 
       if (ok)
        {
 
       if (ok)
        {