[PATCH] Test case for BZ 19329

[Florian Weimer]

On 11/24/2016 01:31 PM, Szabolcs Nagy wrote:

>> Please do not use assert in tests.  Use the xpthread_* functions in test-skeleton.c instead.
>>
>
> i can do that but it looks ugly.

Well.  The asserts are incorrect because you rely on their side effects.

>> This test will fail on large SMP machines due to timeouts because thread creation is rather expensive there.  A
>> less resource-intense way of writing this test would be to iterate multiple times and try to hit the race each
>> time, with a smaller number of threads created in parallel.
>>
>
> i can try, but iterating is not easy: there
> is dynamic linker internal state that cannot
> be reset (generation counter, max dtv idx,
> allocated slotininfo entries) so i'd need to
> start a new process for every iteration.

Can you use fork before each round?

Thanks,
Florian