[OctDev] arpack: eigs crash with octave 3.0.5 compiled with --enable-64

Alexander Barth barth.alexander at gmail.com
Tue Jun 16 08:06:00 CDT 2009


On Mon, Jun 8, 2009 at 4:32 PM, Alexander
Barth<barth.alexander at gmail.com> wrote:
> On Sun, Jun 7, 2009 at 3:51 PM, David Bateman<dbateman at dbateman.org> wrote:
>> Jaroslav Hajek wrote:
>>>
>>> Do we? In fact, I think the Fortran standard requires the default
>>> REAL, INTEGER and LOGICAL to be of equal size (numeric storage unit).
>>> So, only some combinations of these flags are conforming in general. I
>>> do not think Octave needs to be bulletproof in this regard, at least
>>> not until a real need arises from practice. When you're altering the
>>> sizes of default types, you're often breaking standard-conformance,
>>> and you're therefore supposed to know what you're doing. Anyway, a
>>> common practical advice is to avoid LOGICALs in external interfaces at
>>> all and just use INTEGERs.
>>>
>>> cheers
>>>
>>>
>>
>> Then the pgf90 compiler with the -i8 flag is not standards compliant. Given
>> that, then yes just using octave_idx_type is the right thing
>>
>> D.
>
>
> Sorry, forgot the attachement.
>
> Alex
>

Hi all,
Will my patch by applied? Is it now OK?

Thanks
Alex


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