[PATCH PR69652, Regression]

[Yuri Rumyantsev]

This test simply checks that ICE is not occurred but not any
vectorization issues.

Best regards.
Yuri.

2016-02-28 20:29 GMT+03:00 H.J. Lu <hjl.tools@gmail.com>:
> On Wed, Feb 10, 2016 at 2:26 AM, Yuri Rumyantsev <ysrumyan@gmail.com> wrote:
>> Thanks Richard for your comments.
>> I changes algorithm to remove dead scalar statements as you proposed.
>>
>> Bootstrap and regression testing did not show any new failures on x86-64.
>> Is it OK for trunk?
>>
>> Changelog:
>> 2016-02-10  Yuri Rumyantsev  <ysrumyan@gmail.com>
>>
>> PR tree-optimization/69652
>> * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
>> to nested loop, did source re-formatting, skip debug statements,
>> add check on statement with volatile operand, remove dead scalar
>> statements.
>>
>> gcc/testsuite/ChangeLog:
>> * gcc.dg/torture/pr69652.c: New test.
>>
>>
>
> /* { dg-do compile } */
> /* { dg-options "-O2 -ffast-math -ftree-vectorize " } */
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> Any particular reason why it should be in gcc.dg/torture, not in
> gcc.dg/vect? -O2 here is overridden by -Ox.
>
> /* { dg-additional-options "-mavx" { target { i?86-*-* x86_64-*-* } } } */
>
>
>
> --
> H.J.