[Bug tree-optimization/61383] [4.8/4.9/4.10 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61383

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Jun  4 13:41:09 2014
New Revision: 211232

URL: http://gcc.gnu.org/viewcvs?rev=211232&root=gcc&view=rev
Log:
2014-06-04  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/61383
    * tree-ssa-ifcombine.c (bb_no_side_effects_p): Make sure
    stmts can't trap.

    * gcc.dg/torture/pr61383-1.c: New testcase.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/torture/pr61383-1.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_8-branch/gcc/tree-ssa-ifcombine.c