[Numpy-discussion] Eigenvalues hangs
ndarray at mac.com
Mon Jan 23 19:06:02 CST 2006
On 1/23/06, Sasha <ndarray at mac.com> wrote:
> I think this issue was altimately resolved as a lapack rather than gcc
> problem and -ffloat-store is not the right work-around. I don't have
> the right references right now, so unless someone steps in I will
> follow up when I get home this evening.
> -- sasha
> On 1/23/06, Sébastien Boisgérault <boisgera at isia.cma.fr> wrote:
> > Hi all,
> > Robert Kern suggested to transfer a discussion that originated
> > on comp.lang.python to this mailing-list.
> > My problem is that on my platform the numpy 'eigenvalues' method
> > hangs forever.
> > Some platform info:
> > * numpy 0.9.4 (from the tar.gz)
> > * Linux Mandriva (gcc 4.0.1).
> > * no optimized BLAS version used.
> > Greg Landrum pointed out that it may be a gcc 4.0 related problem and
> > proposed a workaround -- to add the option '-ffloat-store' to CFLAGS.
> > Could anybody tell me how I should modify the numpy sources to test
> > this workaround ?
> > Regards,
> > SB
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