[SciPy-dev] 64-bit testing needed

Arnd Baecker arnd.baecker at web.de
Wed Nov 9 06:37:26 CST 2005


Hi Andrew,

On Wed, 9 Nov 2005, Andrew Straw wrote:

> I'm getting a segfault on my AMD64 debian sarge system in
> scipy/fftpack/tests/test_basic.py. I haven't delved into it, and I don't
> have fftw installed, FWIW.
>
> newcore v. 1452
> newscipy v. 1429

[...]

> [snip: lots of tests passed]
>
> bench_random (scipy.fftpack.basic.test_basic.test_fft)
>                  Fast Fourier Transform
> =================================================
>       |    real input     |   complex input
> -------------------------------------------------
>  size |  scipy  | Numeric |  scipy  | Numeric
> -------------------------------------------------
>   100 |    0.18
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 46912507521968 (LWP 21586)]
> 0x00002aaab2b06e35 in array_getattr (self=0x2aaab29cca48,
>     name=0x2aaaabb51671 "__array_struct__") at Src/arrayobject.c:2206
> 2206                    inter->shape[i] = self->dimensions[i];

I am not sure, but it looks as if the scipy test works,
but it segfaults when calling Numeric.
One guess is that your version of Numeric
does not yet support the new array protocol and this causes
the problem?

Best, Arnd




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