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Re: New Version 4.0.0


From: Tatsuro MATSUOKA
Subject: Re: New Version 4.0.0
Date: Wed, 2 Sep 2015 19:49:19 +0900 (JST)

----- Original Message -----

> From: Tatsuro MATSUOKA 
> To: Mallikarjuna Jangannavar ; 'Mike Miller'; Carlo de Falco 
> Cc: address@hidden
> Date: 2015/9/2, Wed 19:41
> Subject: Re: New Version 4.0.0
> 
> ----- Original Message -----
> 
>>  From: Mallikarjuna Jangannavar 
>>  To: 'Mike Miller' ; 'Tatsuro MATSUOKA' ; Carlo de Falco 
>>  Cc: Octave Help <address@hidden>
>>  Date: 2015/9/2, Wed 16:34
>>  Subject: RE: New Version 4.0.0
>> 
>>  Hi,
>> 
>>  Thanks for the information. Now GUI is working fine.
>> 
>>  I have another problem with 64 bit.
>> 
>>>>   a = zeros (1024*1024*1024*3, 1, 'int8');
>> 
>>  error: out of memory or dimension too large for Octave's index typ
>> 
>>  The linux is 64 bit but the above error occurs. Could you please help us in 
> 
>>  resolving the issue.
> 
> 
> You need build octave with Octave with 64-bit Indexing for using large arrays 
> (>2GB).
> http://www.gnu.org/software/octave/doc/interpreter/Compiling-Octave-with-64_002dbit-Indexing.html#Compiling-Octave-with-64_002dbit-Indexing
> 
> 
> One way use build octave with mxe-octave with --enable-64 on linux native 
> build.
> 
> I am not familiar with linux natave build octave using mxe-octave.
> 
> There is a tutorial but I have not tried it on linux.
> http://wiki.octave.org/MXE
> 


Additional note. 
Building octave as a 64 bit binary does not mean that produced binary can treat 
large array. (64 bit index).
You need build octave with --enable-64 option and with 64 bit indexed external 
libraries (BLAS, LAPACK, ... etcs.).

Tatsuro  



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