[Bug tree-optimization/67253] [6 Regression] ICE at -O3 on x86_64-linux-gnu (verify_gimple failed)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67253

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Sep 16 14:27:52 2015
New Revision: 227826

URL: https://gcc.gnu.org/viewcvs?rev=227826&root=gcc&view=rev
Log:
2015-09-16  Richard Biener  <rguenther@suse.de>

        PR middle-end/67253
        * cfgexpand.c (expand_gimple_stmt_1): Do not clobber
        location of possibly shared trees.

        * gcc.dg/torture/pr67253.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr67253.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/testsuite/ChangeLog