[LLVMdev] AArch64 bot unstable

Justin Bogner mail at justinbogner.com
Wed Apr 29 09:32:41 PDT 2015


Teresa Johnson <tejohnson at google.com> writes:
> On Wed, Apr 29, 2015 at 6:27 AM, Renato Golin <renato.golin at linaro.org> wrote:
>> On 29 April 2015 at 14:16, Teresa Johnson <tejohnson at google.com> wrote:
>>> Two of the compiler-rt/profile tests I added are checking for similar
>>> behavior with resetting the filename to the default. I wonder if they
>>> are running in parallel and clobbering each other since the profile
>>> output names are not unique after the reset.
>>
>> Hi Teresa,
>>
>> This would explain the intermittent failures. Maybe making the names
>> unique would fix the issues, would that be an easy change?
>
> After thinking about it I believe this is what is most likely
> happening, and that these two new tests I added will need to be
> reverted:
>
>     compiler-rt/trunk/test/profile/instrprof-override-filename-then-reset-default.c
>     compiler-rt/trunk/test/profile/instrprof-set-filename-then-reset-default.c
>
> since they aren't writing to unique output names. These are 2 of the 4
> tests added in r236056 (the other two are fine).
>
> They can't be changed to write to a unique name since those tests were
> specifically testing that the profile output name gets reset to the
> default when null is passed to the profile filename setting
> interfaces. The other profile tests use unique names.

Could we have these tests `cd` into a uniquely named directory or
something? Maybe that's more complicated than its worth.

> Since I don't have write access yet, can someone revert those two
> files for me?
>
> Thanks,
> Teresa
>>
>> cheers,
>> --renato



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