[SciPy-user] ATLAS and gcc v4.0.2

Nils Wagner nwagner at mecha.uni-stuttgart.de
Tue Feb 28 04:05:00 CST 2006


On Tue, 28 Feb 2006 18:58:03 +0900
  Christian Kristukat <ckkart at hoc.net> wrote:
> Nils Wagner wrote:
>> On Tue, 28 Feb 2006 18:29:44 +0900
>>   Christian Kristukat <ckkart at hoc.net> wrote:
>>> Nils Wagner wrote:
>>>> Hi all,
>>>>
>>>> Where can I find some hints w.r.t. to ATLAS and 
>>>> scipy/numpy ?
>>>> AFAIK the new website has no information on building 
>>>> ATLAS.
>>> Well, at least it provides a link to a page with install 
>>> instructions:
>>>
>>> http://www.scipy.org/Installing_SciPy/Linux
>>>
>>>> Do I need version 3 of gcc ?
>>>>
>>>> I am on SuSE Linux 10.0 with gcc v4.0.2
>>>>
>>> In addition to what was already said, I noticed that its 
>>> important, that the
>>> gfortran compiler is used and not g77. The easiest way 
>>> to achieve that, is to
>>> make sure that compat-g77.rpm is not installed, but 
>>> gfortran.rpm is.
>>>
>>> And yes, gcc4 works without problems though I can't say 
>>> anything about performance.
>>>
>>> Eric gave instructions to compile f2py. That, however is 
>>> not needed with numpy
>>> as it's already included.
>>>
>>> Regards, Christian
>>>
>>> _______________________________________________
>>> SciPy-user mailing list
>>> SciPy-user at scipy.net
>>> http://www.scipy.net/mailman/listinfo/scipy-user
>> 
>>   
>> Hi Christian,
>> 
>> SuSE 10.0 comes with gcc-fortran
>> 
>> Name        : gcc-fortran                  Relocations: 
> 
> You're right. But the executable is called 'gfortran'. I 
>mixed that up.
> 
I have already build blas and lapack libraries using g77 
according to the installation hints.

Can I use them or must I recompile blas and lapack with 
gfortran ?

Nils
  
> Christian
> 
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