[llvm-dev] buildbot failure in LLVM on llvm-clang-x86_64-expensive-checks-win

[Don Hinton via llvm-dev]

Please disregard my last -- seems completely unrelated.

On Thu, Dec 7, 2017 at 1:16 PM, Don Hinton <hintonda at gmail.com> wrote:

> This might be related this change rL319620.
>
> While the first build with this change seems to build fine, all the ones
> after it fail to re-run the clean-build-dir and cmake-configure steps.
>
>   http://lab.llvm.org:8011/builders/llvm-clang-x86_64-
> expensive-checks-win/builds/6535
>
> There have been a couple of tweaks to it, but basically this change defers
> creating the NATIVE subdir and running cmake until needed (it was always
> getting called twice -- once at config time and again at build time).
>
> I don't have windows, so I have no way to test this.
>
> hth...
> don
>
> On Thu, Dec 7, 2017 at 12:53 PM, Daniel Sanders via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
>> I've been having the same problem for a while on the GlobalISel work. We
>> didn't get to the bottom of it, but it seems likely that the CMake
>> Generator this bot uses forgets to create a dependency.
>>
>> On 6 Dec 2017, at 09:40, Oliver Stannard via llvm-dev <
>> llvm-dev at lists.llvm.org> wrote:
>>
>> I’ve had another look, and some of the failing tests don’t use temporary
>> files, so I don’t think this is a case of tests having side-effects.
>>
>> Instead, I’ve noticed that in the build log (
>> http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensi
>> ve-checks-win/builds/6552/steps/build-unified-tree/logs/stdio),
>> llvm-tblgen.exe is built (my patch modified it), but the table-generation
>> steps of the main build (importantly, ARMGenAsmMatcher.inc) do not appear
>> to be running. I think this would explain the FileCheck output from those
>> failing tests.
>>
>> Could there be a buildbot misconfiguration which is preventing the
>> newly-built llvm-tblgen from being used?
>>
>> Oliver
>>
>> *From:* Galina Kistanova [mailto:gkistanova at gmail.com
>> <gkistanova at gmail.com>]
>> *Sent:* 04 December 2017 22:30
>> *To:* Oliver Stannard
>> *Cc:* Sander De Smalen; nd
>> *Subject:* Re: buildbot failure in LLVM on llvm-clang-x86_64-expensive-ch
>> ecks-win
>>
>> Hi Oliver,
>>
>> I have requested a clean build of that exact revision and all the tests
>> passes.
>> http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensiv
>> e-checks-win/builds/6561
>>
>> This is kind of bad, as it seems some tests have side effects.
>>
>> Thanks
>>
>> Galina
>>
>>
>>
>> On Mon, Dec 4, 2017 at 5:47 AM, Oliver Stannard <Oliver.Stannard at arm.com>
>> wrote:
>> Hi Galina,
>>
>> This buildbot failure looks related to my patch (blamelist of 1, the
>> failing tests are ones I modified), but it's not clear what is wrong from
>> the lit output, and I haven't been able to reproduce this locally. Would it
>> be possible for you to send me the output of one of the failing llvm-mc
>> commands on that bot?
>>
>> Sander also hit a similar problem with the same bot in
>> https://reviews.llvm.org/D40011.
>>
>> Thanks,
>> Oliver
>>
>>
>> > -----Original Message-----
>> > From: llvm.buildmaster at lab.llvm.org
>> > [mailto:llvm.buildmaster at lab.llvm.org]
>> > Sent: 04 December 2017 12:51
>> > To: Oliver Stannard
>> > Cc: gkistanova at gmail.com
>> > Subject: buildbot failure in LLVM on llvm-clang-x86_64-expensive-ch
>> ecks-
>> > win
>> >
>> > The Buildbot has detected a new failure on builder llvm-clang-x86_64-
>> > expensive-checks-win while building llvm.
>> > Full details are available at:
>> >  http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-
>> > win/builds/6552
>> >
>> > Buildbot URL: http://lab.llvm.org:8011/
>> >
>> > Buildslave for this Build: ps4-buildslave2
>> >
>> > Build Reason: scheduler
>> > Build Source Stamp: [branch trunk] 319649
>> > Blamelist: olista01
>> >
>> > BUILD FAILED: failed test-check-all
>> >
>> > sincerely,
>> >  -The Buildbot
>> >
>> >
>>
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>>
>>
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>
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