Changeset 140312 in git

Timestamp:

Jan 2, 2012, 1:01:03 PM (11 years ago)

Author:

Jan Engelhardt <jengelh@…>

Branches:

(u'spielwiese', 'f6c3dc58b0df4bd712574325fe76d0626174ad97')

Children:

1a2a74f1d0ae72d360c39994ee615dddea650b26

Parents:

8e73e05e7ecfd2e52c0036f263459ac859585888

git-author:

Jan Engelhardt <jengelh@inai.de>2012-01-02 13:01:03+01:00

git-committer:

Hans Schoenemann <hannes@mathematik.uni-kl.de>2022-07-20 11:25:03+02:00

Message:

src: resolve strict-aliasing violation in ndbm.cc

gcc-4.6 warned:
ndbm.cc: In function 'datum dbm_nextkey(DBM*)':
ndbm.cc:294:36: warning: dereferencing type-punned pointer will break
strict-aliasing rules [-Wstrict-aliasing]

File:

• Singular/links/ndbm.cc (modified) (1 diff)

Singular/links/ndbm.cc

@@ -281 +281 @@
 #endif
     }
-    if (((short *)db->dbm_pagbuf)[0] != 0)
+    short tmp;
+    memcpy(&tmp, db->dbm_pagbuf, sizeof(tmp));
+    if (tmp != 0)
     {
       item = makdatum(db->dbm_pagbuf, db->dbm_keyptr);