[Bug ipa/64550] [5 Regression] IPA fixes cause ICE in tree-ssa.c:939

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64550

--- Comment #8 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Mon Jan 12 10:39:25 2015
New Revision: 219457

URL: https://gcc.gnu.org/viewcvs?rev=219457&root=gcc&view=rev
Log:
Fix for PR64550.

        PR ipa/64550
    * ipa-icf-gimple.c (func_checker::compare_memory_operand): Compare
    volatility for correct operands.
    * gcc.dg/ipa/PR64550.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/ipa/PR64550.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ipa-icf-gimple.c
    trunk/gcc/testsuite/ChangeLog