[Bug tree-optimization/46491] [4.3/4.4/4.5 Regression] ipa-pure-const.c miscompilation

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46491

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-15 
22:27:29 UTC ---
Author: jakub
Date: Mon Nov 15 22:27:24 2010
New Revision: 166774

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166774
Log:
    PR tree-optimization/46491
    Backport from mainline

    2010-05-14  Jan Hubicka  <j...@suse.cz>
    * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.

    * gcc.target/i386/pr46491.c: New test.

Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.target/i386/pr46491.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/ipa-pure-const.c
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog