Don't depend on C99 features.

[bison.git] / src / lalr.c

diff --git a/src/lalr.c b/src/lalr.c
index f7560552af26d1441d9367f30a2c0afa998b4e8a..af6ac9ef6bcb639a6db48dbbc5a958f33051c02f 100644 (file)
--- a/src/lalr.c
+++ b/src/lalr.c
@@ -459,22 +459,25 @@ lalr_update_state_numbers (state_number old_to_new[], state_number nstates_old)
   goto_number ngotos_reachable = 0;
   symbol_number nonterminal = 0;
   aver (nsyms == nvars + ntokens);
-  for (goto_number i = 0; i < ngotos; ++i)
-    {
-      while (i == goto_map[nonterminal])
-        goto_map[nonterminal++] = ngotos_reachable;
-      /* If old_to_new[from_state[i]] = nstates_old, remove this goto
-         entry.  */
-      if (old_to_new[from_state[i]] != nstates_old)
-        {
-          /* from_state[i] is not removed, so it and thus to_state[i] are
-             reachable, so to_state[i] != nstates_old.  */
-          aver (old_to_new[to_state[i]] != nstates_old);
-          from_state[ngotos_reachable] = old_to_new[from_state[i]];
-          to_state[ngotos_reachable] = old_to_new[to_state[i]];
-          ++ngotos_reachable;
-        }
-    }
+  {
+    goto_number i;
+    for (i = 0; i < ngotos; ++i)
+      {
+        while (i == goto_map[nonterminal])
+          goto_map[nonterminal++] = ngotos_reachable;
+        /* If old_to_new[from_state[i]] = nstates_old, remove this goto
+           entry.  */
+        if (old_to_new[from_state[i]] != nstates_old)
+          {
+            /* from_state[i] is not removed, so it and thus to_state[i] are
+               reachable, so to_state[i] != nstates_old.  */
+            aver (old_to_new[to_state[i]] != nstates_old);
+            from_state[ngotos_reachable] = old_to_new[from_state[i]];
+            to_state[ngotos_reachable] = old_to_new[to_state[i]];
+            ++ngotos_reachable;
+          }
+      }
+  }
   while (nonterminal <= nvars)
     {
       aver (ngotos == goto_map[nonterminal]);