[Numpy-discussion] Tests Fail with MKL Installed
Charles R Harris
charlesr.harris at gmail.com
Wed Jan 19 20:26:00 EST 2011
On Wed, Jan 19, 2011 at 4:29 PM, Jonathan Tu <jhtu at princeton.edu> wrote:
> I installed numpy with MKL and found that the unit tests fail. In
> particular, I get the error message
> FAIL: test_special_values (test_umath_complex.TestClog)
> It says that this is a "known failure," specifically KNOWNFAIL=4. Is this
> ok? I saw from Googling that "The test failure indicates that your platform
> has a non-C99 compliant implementation of clog. Not fatal, but the test
> should be marked as a known failure on the platform."
> I'm not sure what this means. Would it be safer for my work to use a
> package w/o MKL that passes the tests? I'm currently benchmarking to see
> what the slowdown would really be.
Don't worry about it, the test that failed is a corner case. Few, if any,
libraries are fully c99 compliant for corner cases.
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