From b23b433bb369fa288f30602616c48a30789c888a Mon Sep 17 00:00:00 2001
From: Dave Beazley <dave-swig@dabeaz.com>
Date: Fri, 7 Jul 2000 02:59:25 +0000
Subject: [PATCH] Fixed bug in Copy().

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@529 626c5289-ae23-0410-ae9c-e8d60b6d4f22
---
 Source/DOH/Doh/base.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Source/DOH/Doh/base.c b/Source/DOH/Doh/base.c
index df2994268..9f1bd8a50 100644
--- a/Source/DOH/Doh/base.c
+++ b/Source/DOH/Doh/base.c
@@ -55,7 +55,9 @@ DohDelete(DOH *obj) {
 DOH *
 DohCopy(const DOH *obj) {
   DohBase *b = (DohBase *) obj;
-  DohObjInfo *objinfo = dohtypes[b->type];
+  DohObjInfo *objinfo;
+
+  if (!obj) return 0;
   objinfo = dohtypes[b->type];
   if (objinfo->doh_copy) 
     return (objinfo->doh_copy)(b);