[Bug tree-optimization/49279] [4.5 Regression] Optimization incorrectly presuming constant variable inside loop in g++ 4.5 and 4.6 with -O2 and -O3 for x86_64 targets

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49279

--- Comment #20 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-03 
13:54:48 UTC ---
Author: rguenth
Date: Tue Jan  3 13:54:44 2012
New Revision: 182846

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182846
Log:
2012-01-03  Richard Guenther  <rguent...@suse.de>

    Backport from mainline
    2011-10-06  Jakub Jelinek  <ja...@redhat.com>

    PR tree-optimization/49279
    * tree-ssa-structalias.c (find_func_aliases): Don't handle
    CAST_RESTRICT.

    2011-10-06  Jakub Jelinek  <ja...@redhat.com>

    PR tree-optimization/49279
    * gcc.c-torture/execute/pr49279.c: New test.

Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.c-torture/execute/pr49279.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_5-branch/gcc/tree-ssa-structalias.c