re PR c++/31863 (g++-4.1: out of memory with -O1/-O2)

2007-09-18  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/31863
	* tree-ssa-structalias.c (create_variable_info_for): Always
	free the fieldstack.

From-SVN: r128573

gcc/ChangeLog

+2007-09-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/31863
+	* tree-ssa-structalias.c (create_variable_info_for): Always
+	free the fieldstack.
+
 2007-09-18  Dorit Nuzman  <dorit@il.ibm.com>
 
 	* opts.c (decode_options): Enable vectorization under -O3.

gcc/tree-ssa-structalias.c

@@ -4500,8 +4500,10 @@ create_variable_info_for (tree decl, const char *name)
 
 	  stats.total_vars++;
 	}
-      VEC_free (fieldoff_s, heap, fieldstack);
     }
+
+  VEC_free (fieldoff_s, heap, fieldstack);
+
   return index;
 }