* data/yacc.c: (b4_lex_param): Corrected for the case where

[bison.git] / src / conflicts.c

diff --git a/src/conflicts.c b/src/conflicts.c
index 21ea7ce548be5aea3bcd7dc04bef6a6971d79df0..fe1f6f9f6b211251be79ed24e262c1bcfa278831 100644 (file)
--- a/src/conflicts.c
+++ b/src/conflicts.c
@@ -237,9 +237,12 @@ resolve_sr_conflict (state *s, int ruleno, symbol **errors)
            }
       }
 
            }
       }
 

-  /* Some tokens have been explicitly made errors.  Allocate a
-     permanent errs structure for this state, to record them.  */
-  state_errs_set (s, nerrs, errors);
+  if (nerrs)
+    {
+      /* Some tokens have been explicitly made errors.  Allocate a
+        permanent errs structure for this state, to record them.  */
+      state_errs_set (s, nerrs, errors);
+    }

 
   if (obstack_object_size (&solved_conflicts_obstack))
     {
 
   if (obstack_object_size (&solved_conflicts_obstack))
     {


@@ -277,10 +280,7 @@ set_conflicts (state *s, symbol **errors)
   for (i = 0; i < reds->num; ++i)
     if (reds->rules[i]->prec && reds->rules[i]->prec->prec
        && !bitset_disjoint_p (reds->lookaheads[i], lookaheadset))
   for (i = 0; i < reds->num; ++i)
     if (reds->rules[i]->prec && reds->rules[i]->prec->prec
        && !bitset_disjoint_p (reds->lookaheads[i], lookaheadset))

-      {
-       resolve_sr_conflict (s, i, errors);
-       break;
-      }
+      resolve_sr_conflict (s, i, errors);

 
   /* Loop over all rules which require lookahead in this state.  Check
      for conflicts not resolved above.  */
 
   /* Loop over all rules which require lookahead in this state.  Check
      for conflicts not resolved above.  */