[Numpy-discussion] Eigenvalues hangs

[Sébastien Boisgérault]

David M. Cooke a écrit :

>Sébastien Boisgérault <boisgera at isia.cma.fr> writes:
>
>  
>
>>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 ?
>>    
>>
>
>You should just be able to do the setup like this:
>
>$ CFLAGS='-ffloat-store' python setup.py build
>
>  
>
Great ! It solves the problem :)

Thanks a lot for the help !

SB



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