This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug middle-end/34130] [4.1/4.2 Regression] the builtin abs() gives wrong result when used in some expression
- From: "doko at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Nov 2007 15:34:19 -0000
- Subject: [Bug middle-end/34130] [4.1/4.2 Regression] the builtin abs() gives wrong result when used in some expression
- References: <bug-34130-15375@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from doko at gcc dot gnu dot org 2007-11-22 15:34 -------
Subject: Bug 34130
Author: doko
Date: Thu Nov 22 15:34:03 2007
New Revision: 130352
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130352
Log:
2007-11-22 Matthias Klose <doko@ubuntu.com>
Backport from mainline:
2007-11-17 Richard Guenther <rguenther@suse.de>
PR middle-end/34130
* fold-const.c (extract_muldiv_1): Do not move negative
constants inside ABS_EXPR.
PR middle-end/34130
* gcc.c-torture/execute/pr34130.c: New testcase.
Added:
branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/execute/pr34130.c
- copied unchanged from r130258,
trunk/gcc/testsuite/gcc.c-torture/execute/pr34130.c
Modified:
branches/gcc-4_2-branch/gcc/ChangeLog
branches/gcc-4_2-branch/gcc/fold-const.c
branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34130