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From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: [PATCH] Add SuiteSparse.
Date: Thu, 19 Mar 2015 09:52:10 +0100
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In-Reply-To: <eb9bc51f832269899146f720eb7e5d91@openmailbox.org> (Eric Bavier's
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To: Eric Bavier <ericbavier@openmailbox.org>
Cc: Guix <guix-devel@gnu.org>

Eric Bavier <ericbavier@openmailbox.org> skribis:

> On 2015-03-18 05:09, Ricardo Wurmus wrote:

[...]

>> +    (inputs
>> +     `(("tbb" ,tbb)
>> +       ("lapack" ,lapack)
>> +       ("atlas" ,atlas)))
>
> It appears from the #:make-flags that only the blas library is used.
> Are both "lapack" and "atlas" required?  Or would just one suffice?

Something I often do is to check the output of something like:

  guix gc --references $(guix build suitesparse)

It=E2=80=99s a simple way to check if optional dependencies are actually us=
ed,
for instance.

Ludo=E2=80=99.