[Bug tree-optimization/71908] [7 Regression] ICE at -Os and above in both 32-bit and 64-bit modes on x86_64-linux-gnu (get_constraint_for_component_ref)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71908

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Jul 19 10:18:25 2016
New Revision: 238467

URL: https://gcc.gnu.org/viewcvs?rev=238467&root=gcc&view=rev
Log:
2016-07-18  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/71908
        * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
        symbolic constants in a more reliable way.

        * gcc.dg/torture/pr71908.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr71908.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-structalias.c