[Numpy-discussion] OS X PPC problem with Numpy 1.3.0b1

Charles R Harris charlesr.harris@gmail....
Mon Mar 23 17:52:28 CDT 2009


On Mon, Mar 23, 2009 at 4:27 PM, Pauli Virtanen <pav@iki.fi> wrote:

> Mon, 23 Mar 2009 16:32:47 -0500, Bruce Southey wrote:
> [clip: crashes with longdouble on Windows 64]
> > No.
> >
> > I get a problem with using longdouble as that is the dtype that causes
> > the  TestPower.test_large_types to crash. Also, np.finfo(np.float128)
> > crashes. I can assign and multiple longdoubles and take the square root
> > but not use the power '**'.
> >  >>> y=np.longdouble(2)
> >  >>> y
> > 2.0
> >  >>> y**1
> > 2.0
> >  >>> y**2
> > crash
>
> Ok, this looks a bit tricky, I have no idea what's going on. Why does it
> not crash with the exponent 1...
>

I'd guess because nothing happens, the function simply returns.

Chuck
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