[src/trunk]: src/usr.bin/xlint/common better to print (null) than core-dump

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3d358652c60f
branches:  trunk
changeset: 779822:3d358652c60f
user:      christos <christos%NetBSD.org@localhost>
date:      Wed Jun 20 18:50:11 2012 +0000

description:
better to print (null) than core-dump

diffstat:

 usr.bin/xlint/common/tyname.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r 3e3b23535db5 -r 3d358652c60f usr.bin/xlint/common/tyname.c
--- a/usr.bin/xlint/common/tyname.c     Wed Jun 20 17:55:06 2012 +0000
+++ b/usr.bin/xlint/common/tyname.c     Wed Jun 20 18:50:11 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tyname.c,v 1.10 2008/09/26 23:51:04 matt Exp $ */
+/*     $NetBSD: tyname.c,v 1.11 2012/06/20 18:50:11 christos Exp $     */
 
 /*-
  * Copyright (c) 2005 The NetBSD Foundation, Inc.
@@ -35,7 +35,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: tyname.c,v 1.10 2008/09/26 23:51:04 matt Exp $");
+__RCSID("$NetBSD: tyname.c,v 1.11 2012/06/20 18:50:11 christos Exp $");
 #endif
 
 #include <limits.h>
@@ -96,6 +96,8 @@
        char lbuf[64];
        char cv[20];
 
+       if (tp == NULL)
+               return "(null)";
        if ((t = tp->t_tspec) == INT && tp->t_isenum)
                t = ENUM;