[Bug tree-optimization/70251] Wrong code with -O3 -march=skylake-avx512.

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70251

--- Comment #14 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Mar 23 13:40:50 2016
New Revision: 234427

URL: https://gcc.gnu.org/viewcvs?rev=234427&root=gcc&view=rev
Log:
2016-03-23  Richard Biener  <rguenther@suse.de>

        PR middle-end/70251
        * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
        mode compatibility check.
        (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd