Bug#598638: lapack: update-alternatives breaks application linking

[Sylvestre Ledru]

Le mardi 03 janvier 2012 à 00:13 +0100, Francesco Poli a écrit :
> On Thu, 30 Sep 2010 19:19:57 +0200 Francesco Poli (t1000) wrote:
> 
> [...]
> > I am trying to see how much performance I may gain with ATLAS as a
> > LAPACK replacement (I will also test the CPU-optimized
> > libatlas-core2sse3-dev later on).
> > 
> > I am trying to follow instructions included in
> > http://sylvestre.ledru.info/blog/sylvestre/2010/04/06/update_of_the_linear_algebra_libraries_i
> > 
> > However, it seems that I am doing something wrong, since, after changing
> > the alternatives, I am no longer able to compile (link, to be precise)
> > my applications.
> [...]
> 
> Hello and happy new year!
> 
> Any update on this bug?
Unfortunately, I don't have any ETA on this.

> I took a look at the merged bug reports, but I cannot understand
> how and/or when the bug will be fixed...
See this bug on the actual solution:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521813

> Is there a workaround?
> I mean: is there something that I can do manually in order to make the
> whole thing work correctly?
Of course!

When you run atlas, make sure that both blas and lapack ATLAS
implementation are used in the configure (both runtime & -dev packages)

S