Changeset f4e756 in git

Timestamp:

May 23, 1997, 8:08:27 PM (26 years ago)

Author:

Hans Schönemann <hannes@…>

Branches:

(u'spielwiese', '91e5db82acc17434e4062bcfa44e6efa7d41fd30')

Children:

4f8f94a60199e41f8ad4b44fc26e60e2a716071f

Parents:

13e2da8b37e4f3964c7e1f5118de1d5f263b7bd5

Message:

* hannes: again, attributes: fixed NULL derefence introduced 2 h before
   (subexpr.cc)


git-svn-id: file:///usr/local/Singular/svn/trunk@327 2c84dea3-7e68-4137-9b89-c4e89433aadc

File:

• Singular/subexpr.cc (modified) (2 diffs)

Singular/subexpr.cc

@@ -2 +2 @@
 *  Computer Algebra System SINGULAR     *
 ****************************************/
-/* $Id: subexpr.cc,v 1.18 1997-05-23 15:00:03 Singular Exp $ */
+/* $Id: subexpr.cc,v 1.19 1997-05-23 18:08:27 Singular Exp $ */
 
 /*
@@ -589 +589 @@
 {
   attr *a=Attribute();
-  if (a!=NULL)
+  if ((a!=NULL) && (*a!=NULL))
     return (*a)->Copy();
   return NULL;