| Re: [eigen] segfault in adjoint unit test |
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- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] segfault in adjoint unit test
- From: Benoit Jacob <jacob.benoit.1@xxxxxxxxx>
- Date: Sat, 29 Aug 2009 11:22:23 -0400
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2.0 or devel? SSE enabled or not? Just so I can try to reproduce...
can you get a backtrace? perhaps disable assertion checking if that
helps getting a better backtrace, and make sure the test is compiled
without -O2...
Benoit
2009/8/29 Hauke Heibel <hauke.heibel@xxxxxxxxxxxxxx>:
> Hi,
>
> I noticed a segfault in the adjoint unit test. It disappears when I change
>
> VERIFY(ei_isApprox(v1.dot(square * v2), square.adjoint() * v1.dot(v2),
> largerEps));
>
> to
>
> VERIFY(ei_isApprox(v1.dot(square * v2), (square.adjoint() *
> v1).eval().dot(v2), largerEps));
>
> and it also does not appear when inlining is disabled. I don't know
> how to nail down the error. I guess it's some nestByValue related
> issue...
>
> Regards,
> Hauke
>
>
>