[Bug rtl-optimization/69570] [6 Regression] if-conversion bug on i?86

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69570

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Feb  1 08:47:27 2016
New Revision: 233033

URL: https://gcc.gnu.org/viewcvs?rev=233033&root=gcc&view=rev
Log:
        PR rtl-optimization/69570
        * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
        if there is more than one set, not if there is a single set.

        * g++.dg/opt/pr69570.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/opt/pr69570.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ifcvt.c
    trunk/gcc/testsuite/ChangeLog