[Bug tree-optimization/61140] [4.10 Regression] wrong code at -O1 and above on x86_64-linux-gnu

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61140

--- Comment #3 from Marc Glisse <glisse at gcc dot gnu.org> ---
Author: glisse
Date: Sat May 17 12:37:58 2014
New Revision: 210554

URL: http://gcc.gnu.org/viewcvs?rev=210554&root=gcc&view=rev
Log:
2014-05-17  Marc Glisse  <marc.gli...@inria.fr>

    PR tree-optimization/61140
    PR tree-optimization/61150
    PR tree-optimization/61197
gcc/
    * tree-ssa-phiopt.c (value_replacement): Punt on multiple phis.
gcc/testsuite/
    * gcc.dg/tree-ssa/pr61140.c: New file.
    * gcc.dg/tree-ssa/pr61150.c: New file.
    * gcc.dg/tree-ssa/pr61197.c: New file.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr61140.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr61150.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr61197.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-phiopt.c