* ipa-reference.c (propagate): Only dump bitmaps if computed.

From-SVN: r154818

gcc/ChangeLog

+2009-11-30  Jakub Jelinek  <jakub@redhat.com>
+
+	* ipa-reference.c (propagate): Only dump bitmaps if computed.
+
 2009-11-30  Olga Golovanevsky  <olga@il.ibm.com>
 
 	PR middle-end/39806

gcc/ipa-reference.c

@@ -1390,6 +1390,7 @@ propagate (void)
 	      fprintf (dump_file, "\n  next cycle: %s/%i ",
 		       cgraph_node_name (w), w->uid);
 	      fprintf (dump_file, "\n    locals read: ");
+	      if (w_l->statics_read)
 		EXECUTE_IF_SET_IN_BITMAP (w_l->statics_read,
 					  0, index, bi)
 		  {
@@ -1398,14 +1399,14 @@ propagate (void)
 		  }
 
 	      fprintf (dump_file, "\n    locals written: ");
+	      if (w_l->statics_written)
 		EXECUTE_IF_SET_IN_BITMAP (w_l->statics_written,
 					  0, index, bi)
 		  {
-		  fprintf(dump_file, "%s ",
+		    fprintf (dump_file, "%s ",
 			     get_static_name (index));
 		  }
 
-
 	      w_info = (struct ipa_dfs_info *) w->aux;
 	      w = w_info->next_cycle;
 	    }