[llvm-dev] [lit] check-all hanging

[Kuba Mracek via llvm-dev]

> On Jan 3, 2019, at 1:21 PM, David Greene via llvm-dev <llvm-dev at lists.llvm.org> wrote:
> 
> Chandler Carruth via llvm-dev <llvm-dev at lists.llvm.org> writes:
> 
>> What you're seeing is just the fact that lit is waiting on
>> subprocesses (select is waiting on the pipes i suspect).
> 
> Right.  Some digging revealed that it is waiting on
> getline_nohang.cc.tmp, a tsan test.
> 
> I see that this test has been disabled for NetBSD, due to it sometimes
> failing.  I'm seeing the same on Linux.
> 
> How can we stabilize the sanitizer tests so that check-all can work
> reliably?  If some sanitizer tests are so flaky, I should think they
> should be marked UNSUPPORTED.  Who has the authority to make those
> determinations?

Dmitry Vyukov does. CC'ing him.

Kuba

> 
>                        -David
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