[petsc-dev] Possible bugs when using TS with ViennaCL

[Jed Brown]

Karl Rupp <rupp at mcs.anl.gov> writes:
> There is only a little bit of code in
>   src/sys/threadcomm/impls/openmp/tcopenmp.c
>   src/sys/threadcomm/impls/openmp/tcopenmpimpl.h
> in addition to the registration of OpenMP functionality in
>   src/sys/threadcomm/interface/threadcommregi.c
> I really don't see how this could affect the execution of GPU code if 
> the threadcomm-default 'nothread' is used.

There is a bunch of conditional compilation guarded by the
(nonconforming style) PETSC_THREADCOMM_ACTIVE.  Seems to me it's more
likely that something bad happens in one of those blocks than that
-fopenmp causes the compiler to misbehave.
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