$OpenBSD: patch-gcc_cp_parser_c,v 1.1.1.1 2009/06/22 22:37:32 sthen Exp $
--- gcc/cp/parser.c.orig	Sun Feb 15 04:17:54 2009
+++ gcc/cp/parser.c	Mon Jun 22 00:53:59 2009
@@ -17612,7 +17612,7 @@ cp_parser_require (cp_parser* parser,
       /* Output the MESSAGE -- unless we're parsing tentatively.  */
       if (!cp_parser_simulate_error (parser))
 	{
-	  char *message = concat ("expected ", token_desc, NULL);
+	  char *message = concat ("expected ", token_desc, (void *)0);
 	  cp_parser_error (parser, message);
 	  free (message);
 	}
