[Bug rtl-optimization/71709] [6 Regression] powerpc64le: argument to strcpy() optimised out

[wschmidt at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71709

--- Comment #12 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Wed Sep 28 21:35:37 2016
New Revision: 240598

URL: https://gcc.gnu.org/viewcvs?rev=240598&root=gcc&view=rev
Log:
2016-09-28  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
            Alan Modra  <amodra@gmail.com>

        Backport from mainline
        2016-07-01  Alan Modra  <amodra@gmail.com>

        PR rtl-optimization/71709
        * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
        being set, not referenced.


Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/ira-lives.c