[Bug 1451138] Review Request: libomp - default OpenMP runtime used by clang

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https://bugzilla.redhat.com/show_bug.cgi?id=1451138



--- Comment #5 from Satish Balay <balay@xxxxxxxxxxx> ---
(In reply to Tom Stellard from comment #4)
> (In reply to Satish Balay from comment #3)

> clang-4.0 will depend
> on libomp-4.0, so when you  install clang-4.0 you will get the correct
> libomp.

Ok. This is good.

> I guess if you want to mix and match versions like this, you will
> need to manually specify the libomp header/library paths when building clang.

I don't want to mix versions - my concern was - rpm/dnf should prevent mixing
of versions. [if clang depends on libomp - then presumably rpm/dnf will prevent
mixing of versions].

> 
> > Also should libomp package be built with clang - and not gcc?
> 
> I think it is preferred that packages are built with the system compiler
> unless there is a compelling reason no to you.  What would be the reason to
> build with clang?  Also this would create a circular dependency: clang ->
> libomp -> clang.

ok.

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