Fix string/tst-xbzero-opt if build with gcc head.

[Zack Weinberg]

On Mon, Jul 16, 2018 at 9:13 AM, Stefan Liebler <stli@linux.ibm.com> wrote:
> On 07/16/2018 02:36 PM, Zack Weinberg wrote:
>> On Mon, Jul 16, 2018 at 7:05 AM, Stefan Liebler <stli@linux.ibm.com>
>> wrote:
>>> Okay. Then here is a new version of the patch without the empty asm.
>>> If build with GCC head on s390x, setup_no_clear is now filling the buffer
>>> and setup_ordinary_clear is just a tail call to setup_no_clear (same
>>> behaviour as before).
>>
>>
>> Yes, this change is OK.
>
> Okay. Thank you.
> Shall I commit this test-fix before or after the release?

Carlos has the last word but we usually accept bugfixes to test cases
right up till the hard freeze.

zw