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Re: [PATCH] Test cases for PR77937

From: Uros Bizjak <ubizjak at gmail dot com>
To: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Cc: Bill Schmidt <wschmidt at linux dot vnet dot ibm dot com>, Rainer Orth <ro at cebitec dot uni-bielefeld dot de>
Date: Fri, 14 Oct 2016 11:45:44 +0200
Subject: Re: [PATCH] Test cases for PR77937
Authentication-results: sourceware.org; auth=none

>> Here are torture test cases for
>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77937.  Markus Trippelsdorf
>> kindly provided the source for the tests and verified the correct
>> dejagnu options on x86_64-pc-linux-gnu.  Committed.
>>
>> Thanks,
>> Bill
>>
>>
>> 2016-10-13  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
>>
>> PR tree-optimization/77937
>> * gcc.dg/torture/pr77937-1.c: New.
>> * gcc.dg/torture/pr77937-2.c: New.
>>
>>
>> Index: gcc/testsuite/gcc.dg/torture/pr77937-1.c
>> ===================================================================
>> --- gcc/testsuite/gcc.dg/torture/pr77937-1.c (revision 0)
>> +++ gcc/testsuite/gcc.dg/torture/pr77937-1.c (working copy)
>> @@ -0,0 +1,14 @@
>> +/* { dg-do compile } */
>> +/* { dg-do options "-O3 -march=amdfam10" { target { x86_64-*-* } } } */
>
> this can't be right: you always need target { i?86-*-* x86_64-*-* } and
> if really need be restrict it to 64-bit only with lp64.  This makes sure
> the test is run correctly for multilib x86 configurations
> (e.g. i686-pc-linux-gnu with -m64).  Same in the other test.

I plan to commit attached patch later today.

Uros.

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