This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug c/42721] possible integer wrong code bug
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Jan 2010 09:47:30 -0000
- Subject: [Bug c/42721] possible integer wrong code bug
- References: <bug-42721-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from jakub at gcc dot gnu dot org 2010-01-14 09:47 -------
Subject: Bug 42721
Author: jakub
Date: Thu Jan 14 09:47:09 2010
New Revision: 155887
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155887
Log:
PR c/42721
Port from no-undefined-overflow branch
2009-03-09 Richard Guenther <rguenther@suse.de>
* fold-const.c (add_double_with_sign): Fix unsigned overflow
detection.
* gcc.c-torture/execute/pr42721.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr42721.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42721