[Bug tree-optimization/70152] [4.9 Regression] gcc ICE at -O3 and above on valid code on x86_64-linux-gnu in "replace_uses_by"

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70152

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Jul  7 21:48:25 2016
New Revision: 238138

URL: https://gcc.gnu.org/viewcvs?rev=238138&root=gcc&view=rev
Log:
        Backported from mainline
        2016-03-09  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/70152
        * tree-sra.c (replace_removed_params_ssa_names): Copy over
        SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.

        * gcc.dg/pr70152.c: New test.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr70152.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_9-branch/gcc/tree-sra.c