Changeset 90707f in git for Singular/newstruct.cc

Timestamp:

Jun 20, 2012, 2:41:30 PM (11 years ago)

Author:

Alexander Dreyer <alexander.dreyer@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'a800fe4b3e9d37a38c5a10cc0ae9dfa0c15a4ee6')

Children:

3d69257fe19a1e388e6e33fc7381ea50cf3041cb

Parents:

33337c143d6dc39838d00eaa1ff98d10aab9f874

git-author:

Alexander Dreyer <alexander.dreyer@itwm.fraunhofer.de>2012-06-20 14:41:30+02:00

git-committer:

Alexander Dreyer <alexander.dreyer@itwm.fraunhofer.de>2012-08-01 22:59:17+02:00

Message:

fix: don't segfault when assigning non-newstructed custom types to newstructs

File:

• Singular/newstruct.cc (modified) (1 diff)

Singular/newstruct.cc

@@ -138 +138 @@
     {
       newstruct_desc rrn=(newstruct_desc)rr->data;
+
+      if (!rrn)
+      {
+        Werror("custom type %s(%d) cannot be assigned to newstructed type %s(%d)",
+               Tok2Cmdname(r->Typ()), r->Typ(), Tok2Cmdname(l->Typ()), l->Typ());
+        return TRUE;
+      }
+
       newstruct_desc rrp=rrn->parent;
       while ((rrp!=NULL)&&(rrp->id!=l->Typ())) rrp=rrp->parent;