[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004

--- Comment #22 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Feb 20 13:56:00 2018
New Revision: 257846

URL: https://gcc.gnu.org/viewcvs?rev=257846&root=gcc&view=rev
Log:
        PR middle-end/82004
        * match.pd (pow(C,x) -> exp(log(C)*x)): Delay all folding until
        after vectorization.

        * gfortran.dg/pr82004.f90: New test.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr82004.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog