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Subject: [bug#27850] gnu: mpi: openmpi: Don't enable thread-multiple
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From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
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Date: Sat, 02 Sep 2017 00:10:24 +0200
In-Reply-To: <87k21izoyc.fsf@albion.it.manchester.ac.uk> (Dave Love's message
	of "Fri, 01 Sep 2017 11:35:23 +0100")
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To: Dave Love <fx@gnu.org>
Cc: 27850-done@debbugs.gnu.org

Heya,

Dave Love <fx@gnu.org> skribis:

> I'm afraid I don't know about "commonly", particularly with Guix, but
> I'm surprised if people would expect to get the respective MPI
> development environment for an MPI program they install any more than
> they'd expect the compiler generally.  The separation other
> distributions have seems appropriate to me as a system manager and
> packager -- even if it's not the typical HPC way (Spack et al?) -- but
> that's just my opinion.

As I wrote before, Guix currently doesn=E2=80=99t have as fine grain a
separation as Debian, Fedora, & co.: we add an extra output when we have
evidence that it provides noticeably space savings.

We could discuss that policy of course, but that=E2=80=99s another story.

Ludo=E2=80=99.