> 28 июля 2015 г., в 7:09, Alexey Pavlov <alexey.paw...@gmail.com> написал(а):
>
> Hi, guys!
>
> Our users (MSYS2) report lot of crashes in different applications. We found
> that that crash are happen after upgrading winpthreads and caused one or both
> of two commits:
> Rewrite the pthread spin lock implementation -
> https://github.com/msys2/mingw-w64/commit/249898d9ae310959116efa333e4e3e690cf97452
>
> <https://github.com/msys2/mingw-w64/commit/249898d9ae310959116efa333e4e3e690cf97452>
> Rewrite the mutex implementation for better performance -
> https://github.com/msys2/mingw-w64/commit/1968e60cd5d59727bb325d5b69c8f0d7a2f1fe1b
>
> <https://github.com/msys2/mingw-w64/commit/1968e60cd5d59727bb325d5b69c8f0d7a2f1fe1b>
>
> I have no yet good testcase. This is GDB backtrace from one of our users
> https://gist.github.com/achadwick/01c6a1b519a36dcdbe0a
> <https://gist.github.com/achadwick/01c6a1b519a36dcdbe0a>
>
> Regards,
> Alexey.
>
>
For debugging issue can be used OpmeMP test
https://github.com/niXman/mingw-builds/blob/master/tests/omp_test.c
<https://github.com/niXman/mingw-builds/blob/master/tests/omp_test.c>
Build it with «gcc omp_test.c -fopenmp -o omp_test.exe» and run.
Regards,
Alexey.
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