[SciPy-User] pip install scipy: error adding symbols: bad value

[Charles R Harris]

On Thu, Dec 10, 2015 at 2:41 AM, Daπid <davidmenhur at gmail.com> wrote:

>
> On 9 December 2015 at 17:11, David Cournapeau <cournape at gmail.com> wrote:
>
>> You may have CFLAGS/CXXFLAGS defined, which override the distutils flags.
>> Unset those (or append `-fPIC` to them)
>
>
> I figured this one out. The culprit is actually FFLAGS. You can set CFLAGS
> and CXXFLAGS freely.
>
> I noticed that Numpy compiled just fine, but produced errors with f2py;
> and the errors in Scipy's installation arise when gfortran is invoked.
> Also, last week I was building some FORTRAN, and I set the corresponding
> flags; hence the problem. Unsetting FFLAGS fixed the issue (but setting it
> to the empty string didn't!).
>
> I confirm that distutils is just appending my CFLAGS to the preset ones,
> which seems to me a sane behaviour. I think f2py should do the same.
>

Please open an numpy issue for this.

Chuck
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