[Numpy-discussion] NumPy on 64-bit Linux (Opteron)

[Bruce Southey]

Hi, 
I should also add that on a P3 (same info as below), there is no problem as the 
correct dimensions are returned. 
 
Regards 
Bruce 
 
---- Original message ---- 
>Date: Tue, 8 Feb 2005 09:06:04 -0600 
>From: Bruce Southey <southey at uiuc.edu>   
>Subject: Re: [Numpy-discussion] NumPy on 64-bit Linux (Opteron)   
>To: konrad.hinsen at laposte.net, numpy-discussion 
<numpy-discussion at lists.sourceforge.net> 
> 
>Hi,  
>Yes (Python 2.3.3 [GCC 3.3.3 (SuSE Linux)]) with Numeric 23.7 (clean install).  
>  
>It is to do with the function:  
>extern PyObject * PyArray_Reshape(PyArrayObject *self, PyObject *shape)  
>  
>the variable s_known is not being assigned correctly (gets set to zero). I  
>think that stems from this call that doesn't set the dimensions correctly:  
>  
>PyArray_As1D(&shape, (char **)&dimensions, &n, PyArray_LONG)  
>  
>dimensions in the second loop has value 0.  
>  
>Regards  
>Bruce  
>  
>---- Original message ----  
>>Date: Tue, 8 Feb 2005 12:44:18 +0100  
>>From: konrad.hinsen at laposte.net    
>>Subject: [Numpy-discussion] NumPy on 64-bit Linux (Opteron)    
>>To: numpy-discussion <numpy-discussion at lists.sourceforge.net>  
>>  
>>Is anyone here using NumPy on Opteron machines running Linux in 64 bit    
>>mode? I am running into problems such as:  
>>  
>>Python 2.4 (#4, Jan 18 2005, 18:06:45)  
>>[GCC 3.2.3 20030502 (Red Hat Linux 3.2.3-42)] on linux2  
>>Type "help", "copyright", "credits" or "license" for more information.  
>> >>> from Numeric import *  
>> >>> a = arange(4)  
>> >>> a  
>>array([0, 1, 2, 3])  
>> >>> a.shape = (2, 2)  
>>Traceback (most recent call last):  
>>   File "<stdin>", line 1, in ?  
>>ValueError: total size of new array must be unchanged  
>>  
>>This is with Python 2.4 and Numeric 23.7. Before looking into this    
>>myself, I thought I'd ask here, perhaps someone has already found a    
>>fix.  
>>  
>>Konrad.  
>>--  
>>------------------------------------------------------------------------   
>>-------  
>>Konrad Hinsen  
>>Laboratoire Leon Brillouin, CEA Saclay,  
>>91191 Gif-sur-Yvette Cedex, France  
>>Tel.: +33-1 69 08 79 25  
>>Fax: +33-1 69 08 82 61  
>>E-Mail: khinsen at cea.fr  
>>------------------------------------------------------------------------   
>>-------  
>>  
>>  
>>  
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