Use what arpack & atlas variants for use with octave?

[Marius Schamschula]

Murray,

The version of gfortran depends on the version of gcc chosen by the compilers port group (currently gcc5).

On Nov 6, 2016, at 12:50 PM, Murray Eisenberg <murrayeisenberg at gmail.com> wrote:

>> 
>> On Nov 6, 2016, at 1:27 PM, Marius Schamschula <lists at schamschula.com> wrote:
>> 
>> 
>> On Nov 6, 2016, at 12:19 PM, Murray Eisenberg <murrayeisenberg at gmail.com> wrote:
>> 
>>> I’m reinstalling arpack, atlas, and octave during completion of MacPorts migration to macOS Sierra.
>>> 
>>> On El Capitan, my installed ports included:
>>> 
>>>    arpack @3.3.0_3+atlas+gfortran
>>>    atlas @3.10.2_2 
>>>   octave @4.0.3_1+app+atlas+docs+fltk+gfortran+graphicsmagick+qt4gui+sound-accelerate-java 
>>> 
>>> I began now with:
>>> 
>>>    sudo port install arpack -accelerate+atlas
>>> 
>>> (1) Should I have added +gfortran there, since for octave I’m going to be including variant +gfortran ?
>>> 
>>> (2) Is there any particular reason to use a +gccxx variant with atlas?
>> 
>> The choice of which version of gfortran is used for arpack should be the same as the version used to build atlas (and for that matter octave).
>> 
>> Unfortunately, atlas currently only supports gcc5, not gcc6. See https://trac.macports.org/ticket/52606
>> 
> 
> 
> I don’t understand about “which version of gfortran”: arpack, like octave, offers +gfortran but without any indication of version of gfortran.
> And atlas does not offer any variant (at least directly) of fortran.
> 
> ---
> Murray Eisenberg			murrayeisenberg at gmail.com
> 503 King Farm Blvd #101	Home (240)-246-7240
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Marius
--
Marius Schamschula




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