Re: Any help needed in Fortran related development

[Marco Atzeri]

--- Mer 25/8/10, Jordi Gutiérrez Hermoso ha scritto:

> DeLisle 
> wrote:
> > I am curious if there are any particular areas within
> Octave I may be able
> > to help with?
> 
> Yes!
> 
> I've been discussing in private a problem with qrupdate[1]
> that I've
> encountered while packaging Jaroslav's work for Debian.
> 
> Briefly, compile qrupdate with the ATLAS implementation of
> BLAS and
> run the tests. Some of the tests fail. Probably a bug in
> ATLAS?
> 
> Since the Debian packaging seems by default to link with
> ATLAS, it
> would be nice to know if we're using a buggy implementation
> of BLAS
> for shipping Octave.
> 
>      http://sourceforge.net/projects/qrupdate/files/
> 
> Note that the apparent bug happens with the newer rank-1
> updates that
> got added in version 1.1.1.
> 
> Thanks,
> - Jordi G. H.

Hi Jordi,
just tested 1.1.1 with atlas 3.9.25 on cygwin.

all test passed, so eventually is a problem in previous
atlas version.


$ gfortran --version
GNU Fortran (GCC) 4.3.4 20090804 (release) 1

Regards
Marco