[SciPy-dev] testresults current trunk

Anne Archibald peridot.faceted@gmail....
Tue Nov 17 15:01:08 CST 2009

2009/11/17  <josef.pktd@gmail.com>:
> 2 errors 1 failure: anything new or just a consequence of my numpy
> test failures ?

> ERROR: test_decomp.test_lapack_misaligned(<function solve at 0x01C55AF0>, (array
> ([[  1.734e-255,   8.189e-217,   4.025e-178,   1.903e-139,   9.344e-101,
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>  File "c:\programs\python25\lib\site-packages\nose-0.11.1-py2.5.egg\nose\case.p
> y", line 183, in runTest
>    self.test(*self.arg)
>  File "C:\Josef\_progs\Subversion\scipy-trunk_after\trunk\dist\scipy-0.8.0.dev6
> 118.win32\Programs\Python25\Lib\site-packages\scipy\linalg\tests\test_decomp.py"
> , line 1106, in check_lapack_misaligned
>    func(*a,**kwargs)
>  File "\Programs\Python25\Lib\site-packages\scipy\linalg\basic.py", line 127, i
> n solve
>  File "\programs\python25\Lib\site-packages\numpy\lib\function_base.py", line 5
> 86, in asarray_chkfinite
>    raise ValueError, "array must not contain infs or NaNs"
> ValueError: array must not contain infs or NaNs

That's weird - what architecture are you running the tests on? On my
machine I don't get any NaNs or  infs, but the array is made by
reinterpreting a byte array.

I'm not quite sure what the best way around this is, since the bug is
not always triggered if I supply sensible values.


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