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[Bug tree-optimization/71230] [7 Regression] ICE : in zero_one_operation, at tree-ssa-reassoc.c:1230


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71230

--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue May 24 14:35:36 2016
New Revision: 236643

URL: https://gcc.gnu.org/viewcvs?rev=236643&root=gcc&view=rev
Log:
2016-05-24  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/71230
        * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.

        * gcc.dg/torture/pr71230.c: New testcase.
        * g++.dg/torture/pr71230.C: Likewise.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr71230.C
    trunk/gcc/testsuite/gcc.dg/torture/pr71230.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c

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