[Bug tree-optimization/71503] [7 Regression] gcc ICE at -O3 on valid code on x86_64-linux-gnu in "gen_phi_arg_condition"

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71503

--- Comment #5 from amker at gcc dot gnu.org ---
Author: amker
Date: Wed Jul 20 08:31:35 2016
New Revision: 238512

URL: https://gcc.gnu.org/viewcvs?rev=238512&root=gcc&view=rev
Log:
        PR tree-optimization/71503
        PR tree-optimization/71683
        * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
        and break.

        gcc/testsuite
        PR tree-optimization/71503
        PR tree-optimization/71683
        * gcc.dg/tree-ssa/ifc-pr71503.c: New test.
        * gcc.dg/tree-ssa/ifc-pr71683.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ifc-pr71503.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ifc-pr71683.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-if-conv.c