[Bug tree-optimization/90610] [10 Regression] 526.blender_r miscompared on znver1 with -Ofast -march=native since r271463

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90610

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon May 27 10:52:14 2019
New Revision: 271652

URL: https://gcc.gnu.org/viewcvs?rev=271652&root=gcc&view=rev
Log:
2019-05-27  Richard Biener  <rguent...@suse.de>

        PR middle-end/90610
        * match.pd (vec_perm): Avoid clobbering op0 when not generating
        a bit-insert.

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