[Numpy-discussion] Numpy.test() hangs
Charles R Harris
Tue Nov 11 16:00:21 CST 2008
On Tue, Nov 11, 2008 at 2:25 PM, Charles R Harris <firstname.lastname@example.org
> On Tue, Nov 11, 2008 at 1:16 PM, James Philbin <email@example.com> wrote:
>> Hmmm... So I examined an objdump of umath.so:
>> objdump -d /usr/lib/python2.5/site-packages/numpy/core/umath.so >
>> The relevant lines are here:
>> 00000000000292c0 <log1pf>:
>> 292c0: e9 fb ff ff ff jmpq 292c0 <log1pf>
>> 292c5: 66 66 2e 0f 1f 84 00 nopw %cs:0x0(%rax,%rax,1)
>> 292cc: 00 00 00 00
>> Not sure if i'm reading this correctly, but the first line seems to be
>> an unconditional jump to itself, hence an infinite loop?
> Hmm... I'm fishing now, but I think the current configuration doesn't find
> log1pf in the library even though it is there. Before updating from svn,
> could you try going into numpy/core/src/math_c99.inc.src line 219 and put
> "static" in the function definition?
I think this is now fixed in svn, I'm trying to see if static fixes the
problem with the old buggy version. What optimization level is numpy being
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