On Wed, 8 Jun 2011 08:07:10 +1200
Francois Bissey <fbissey@slingshot.co.nz> wrote:

> > EL Tue, 7 Jun 2011 07:33:27 +1200
> > 
> > Francois Bissey <fbissey@slingshot.co.nz> escrigué:
> > > I note you are using numpy-1.6.0 I don't if that's linked to that but
> > > sage will not work properly with it:
> > > http://trac.sagemath.org/sage_trac/ticket/11334
> > > Can you try again with numpy-1.5.1 at least.
> > 
> > I am a bit surprised, but downgrading numpy actually worked. Thanks a
> > lot for your help, Francois! Sage-4.7 should depend on ~numpy-1.5.1
> > then, since it already depends on >=numpy-1.5.1.
> > 
> > > And then what are the outputs of:
> > > ldd /usr/lib64/python2.7/site-packages/numpy/core/_dotblas.so
> > > ldd /usr/lib64/python2.7/site-packages/numpy/linalg/lapack_lite.so
> > 
> > They link to lapack, blas and cblas, and they didn't change when I
> > downgraded numpy.
> 
> I fixed the numpy dependencies in the sage tree. It is still curious that
> scipy didn't apparently build properly when using numpy-1.6.0. Someone should
> investigate that.
> 
> Francois
> 

It appears that this issue may arise somewhere in the distutils that's shipped
with numpy-1.6.0. We'll see. See bug

http://bugs.gentoo.org/show_bug.cgi?id=371099

Steve