[SciPy-dev] erf, erfc and ndtr on OS X

[Charles R Harris]

On Mon, May 4, 2009 at 4:03 PM, Tobias Wood <twood at doc.ic.ac.uk> wrote:

> On Sat, 02 May 2009 09:08:50 +0100, Stéfan van der Walt <stefan at sun.ac.za>
> wrote:
>
> > 2009/5/2 Charles R Harris <charlesr.harris at gmail.com>:
> >> There was a problem with the endianess in the python header for some
> >> versions of python2.6 on Apple. I believe David got it the python folks
> >> to
> >> fix it in the most recent versions. Numpy now detects incompatible
> >> endianess
> >> assumptions.
> >
> > Thanks for the reminder.
> >
> > In this case, I think it's OK to use the Cephes-defined constants?  If
> > not, I'll go back and use the NumPy define instead.
> >
> > Cheers
> > Stéfan
>
> It would certainly appear that way. I downloaded the most recent Python
> (Python 2.6.2 (r262:71600, Apr 16 2009, 09:17:39)), recompiled Scipy, and
> ndtr(), erf() etc. have started working correctly without any modification
>  from the SVN checkout. Thanks for the heads up Charles.
>
> On a side-note, a simple 'setup.py install' produces huge amounts of
> compiler warnings along the following lines on OS X:
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:1:1:,
>                  from
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/arrayobject.h:14,
>                  from scipy/special/_cephesmodule.c:12:
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:21:1:
> warning: "NPY_SIZEOF_SHORT" redefined
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:1:1:
> warning: this is the location of the previous definition
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:22:1:
> warning: "NPY_SIZEOF_INT" redefined
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:2:1:
> warning: this is the location of the previous definition
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:23:1:
> warning: "NPY_SIZEOF_LONG" redefined
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:3:1:
> warning: this is the location of the previous definition
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:24:1:
> warning: "NPY_SIZEOF_FLOAT" redefined
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:4:1:
> warning: this is the location of the previous definition
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:25:1:
> warning: "NPY_SIZEOF_DOUBLE" redefined
>
> /Library/Frameworks/Python.framework/Versions/2.6/lib/python2.6/site-packages/numpy/core/include/numpy/numpyconfig.h:5:1:
> warning: this is the location of the previous definition
> when compiling Scipy (but not Numpy). Anyone know how I could fix this?
> Thanks,
> Toby
> _
>

I removed my build directory before the build and these warnings went away.
Seems to be a left over file thing.

Chuck
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