[SciPy-dev] Useful build instructions for newcore/newscipy on 64 bit systems

Arnd Baecker arnd.baecker at web.de
Wed Nov 9 08:23:38 CST 2005

On Wed, 9 Nov 2005, Nils Wagner wrote:

> Hi all,
> It would be very helpful, if some information would be available at a c
> e n t r a l place
> e.g. http://www.scipy.org/documentation/buildatlas4scipy.txt
> (instead of scanning mailing lists ;-) )

At the end of the page you are referring to
there is a button "log in to add comments".

> on how to install newcore/newscipy on 64 bit systems.
> I have used
> g77  -funroll-all-loops -O3 -m64 -fno-second-underscore -fPIC -c *.f
> ar r libfblas.a *.o
> ranlib libfblas.a
> to build the BLAS library.
> The modified entries in make.inc for LAPACK are
> OPTS     = -funroll-all-loops -O3 -m64 -fno-second-underscore -fPIC
> NOOPT    = -m64 -fno-second-underscore -fPIC
> Some information on ATLAS should be added as well. So far I have only

Indeed, it would be good if you add the above information.
ATLAS should work just the way it is described in my notes.


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