[Numpy-discussion] Seg. fault when running tests
Charles R Harris
charlesr.harris at gmail.com
Sat Jun 15 16:26:37 EDT 2013
On Sat, Jun 15, 2013 at 2:23 PM, Warren Weckesser <
warren.weckesser at gmail.com> wrote:
> On Sat, Jun 15, 2013 at 4:03 PM, Julian Taylor <
> jtaylor.debian at googlemail.com> wrote:
>> On 15.06.2013 21:57, Warren Weckesser wrote:
>> > On Sat, Jun 15, 2013 at 3:15 PM, Julian Taylor
>> > @warren, can you please bisect the commit causing this?
>> > Here's the culprit:
>> > aef286debfd11a62f1c337dea55624cee7fd4d9e is the first bad commit
>> > commit aef286debfd11a62f1c337dea55624cee7fd4d9e
>> > Author: Julian Taylor <jtaylor.debian at googlemail.com
>> > <mailto:jtaylor.debian at googlemail.com>>
>> > Date: Mon Jun 10 19:38:58 2013 +0200
>> > ENH: enable unaligned loads on x86
>> > x86 can handle unaligned load and there is no hand vectorized code
>> > this file. It would be a serious compiler bug if it adds
>> > without checking for alignment.
>> > Enables fast complex128 copies which are unaligned on 32 bit gcc
>> > compiled with -malign-double.
>> > :040000 040000 d0948d1e1d942d41d50ce9e57bdc430db9a16f9e
>> > 45a48f383353857b8d0dd24e542c7ab6f137448c M numpy
>> > Link:
>> Interesting, possibly there is some inconsistencies in the macros in
>> this file.
>> But I don't understand why I can't reproduce it.
>> Does it happen with python 3.2 too?
> Yes, it happens with 3.3.2, 3.3.1, and 3.2.5.
Also on 2.7. The -O3 flag seems to cause the problem.
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