[Bug tree-optimization/64563] [5 Regression] ICE with "-Wall -Wextra" at -Os and above on x86_64-linux-gnu

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64563

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Jan 14 20:21:49 2015
New Revision: 219612

URL: https://gcc.gnu.org/viewcvs?rev=219612&root=gcc&view=rev
Log:
    Backported from mainline
    2015-01-12  Jakub Jelinek  <jakub@redhat.com>

    PR tree-optimization/64563
    * tree-vrp.c (vrp_evaluate_conditional): Check for VR_RANGE
    instead of != VR_VARYING.

    * gcc.dg/pr64563.c: New test.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr64563.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_9-branch/gcc/tree-vrp.c