[Bug rtl-optimization/64818] User specified register don't work correctly in inline-asm operands.

[halewang at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64818

--- Comment #2 from halewang at gcc dot gnu.org ---
Author: halewang
Date: Wed Jun  3 07:17:23 2015
New Revision: 224057

URL: https://gcc.gnu.org/viewcvs?rev=224057&root=gcc&view=rev
Log:
2015-06-03  Hale Wang  <hale.wang@arm.com>

        Backport from mainline r222306
        2015-04-22  Hale Wang  <hale.wang@arm.com>
                    Terry Guo  <terry.guo@arm.com>

        PR rtl-optimization/64818
        * combine.c (can_combine_p): Don't combine user-specified
        register if it is in an asm input.


Added:
    branches/ARM/embedded-4_9-branch/gcc/testsuite/gcc.target/arm/pr64818.c
Modified:
    branches/ARM/embedded-4_9-branch/gcc/ChangeLog.arm
    branches/ARM/embedded-4_9-branch/gcc/combine.c