On Sat, 28 Sep 2013 12:59:13 +0200 Kevin Kofler <kevin.kofler@xxxxxxxxx> wrote: > I wrote: > > The existing ATLAS setup (before the change) just worked! > > Actually, I just noticed the ATLAS packages we ship in F18 are also broken: > libblas.so.3 is missing, so if something links only -lblas, or links -lblas > before -llapack etc., it will get the unoptimized reference BLAS functions! If you link to -lblas, you're shooting yourself in the leg in the first place, since that's the reference implementation on current Fedoras. If you want the ATLAS version of BLAS, you need to link -lf77blas -latlas. -- Susi Lehtola Fedora Project Contributor jussilehtola@xxxxxxxxxxxxxxxxx -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct