[Bug tree-optimization/69801] [6 Regression] gcc ICE on valid code on x86_64-linux-gnu in "operand_equal_p"

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69801

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Feb 16 08:39:22 2016
New Revision: 233444

URL: https://gcc.gnu.org/viewcvs?rev=233444&root=gcc&view=rev
Log:
2016-02-16  Richard Biener  <rguenther@suse.de>

        PR middle-end/69801
        * fold-const.c (operand_equal_p): For COND_EXPR zero operand
        mask OEP_ADDRESS_OF.

        * gcc.dg/pr69801.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr69801.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog