[Bug middle-end/34130] [4.1/4.2 Regression] the builtin abs() gives wrong result when used in some expression

[doko 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


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34130