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Re: Rethinking octave_idx_type


From: Bernardo Sulzbach
Subject: Re: Rethinking octave_idx_type
Date: Sat, 26 Nov 2016 17:07:06 -0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0

On 11/25/2016 03:27 PM, Michael D Godfrey wrote:

Instead, it seems that we could define octave_idx_type to be ssize_t
(or ptrdiff_t, I think they are equivalent in practice).  Then things
like fread, fwrite, or simple element-by-element array operations that
don't require BLAS or LAPACK functions could work on larger arrays.


This appears to be a significant improvement.


This would also fix numel() calls returning overflown values on big matrices under 64-bit systems too.



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