[Ping]Re: [PR63762][4.9] Backport the patch which fixes "GCC generates UNPREDICTABLE STR with Rn = Rt for arm"

H.J. Lu hjl.tools@gmail.com
Wed Nov 26 12:46:00 GMT 2014


On Wed, Nov 26, 2014 at 4:07 AM, Renlin Li <renlin.li@arm.com> wrote:
> On 20/11/14 16:17, Renlin Li wrote:
>>
>> Hi all,
>>
>> This is a backport for gcc-4_9-branch of the patch "[PR63762]GCC generates
>> UNPREDICTABLE STR with Rn = Rt for arm" posted in:
>> https://gcc.gnu.org/ml/gcc-patches/2014-11/msg02253.html
>>
>> arm-none-eabi has been test on the model, no new issues. bootstrapping and
>> regression tested on x86, no new issues.
>>
>> Is it Okay for gcc-4_9-branch?
>>
>> gcc/ChangeLog:
>>
>> 2014-11-20  Renlin Li  <Renlin.Li@arm.com>
>>
>>     PR middle-end/63762
>>     * ira.c (ira): Update preferred class.
>>
>> gcc/testsuite/ChangeLog:
>>
>> 2014-11-20  Renlin Li  <Renlin.Li@arm.com>
>>
>>     PR middle-end/63762
>>     * gcc.dg/pr63762.c: New.
>
> Ping for it.
>

Please verify if it is the real fix for

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63661

If yes, please add a testcase for PR 63661 and mention it in
your ChangeLog entry.

Thanks.


-- 
H.J.



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