[Pkg-scicomp-devel] libatlas-base-dev and libblas-dev

[Sylvestre Ledru]

Le jeudi 05 août 2010 à 13:50 -0500, Jordi Gutiérrez Hermoso a écrit :
> There's a weird situation going on with the libblas.so provided by the
> libblas-dev and the various favours of ATLAS. libblas-dev uses
> alternatives but libatlas doesn't. Additionally, I seem to be missing
> symlinks in /usr/lib for the soname libblas.so.3gf
> 
> The end result is that today when I was trying to debug some Fortran
> code for Octave (qrupdate), I had a hard time getting ld.so to link to
> the reference BLAS instead of the one provided by ATLAS. Also, I
> suspect a bug in ATLAS, because some qrupdate tests fail with ATLAS
> but not with the reference BLAS.
> 
> Can someone explain to me what is going on with the BLAS
> implementations in Debian?
This is due to the fact that atlas implementing update-alternatives has
not migrated to testing because of RCs (some random crashes at build
time)

Sylvestre