Re: [eigen] Uninitialised value was created by a heap allocation

[Billy Araujo <billyaraujo@xxxxxxxxx>]

Thank you very much Christoph will try that.

On Sun, Dec 14, 2014 at 2:57 PM, Christoph Hertzberg <chtz@xxxxxxxxxxxxxxxxxxxxxxxx> wrote:

On 14.12.2014 15:45, Billy Araujo wrote:

I have something like this:

Matrix<Real, Dynamic, 1> u;
u.resize(100);

and Valgrind gives me this error:

==11871==  Uninitialised value was created by a heap allocation

I guess you only showed part of valgrinds error message and the actual error was accessing that memory.
resize() does not initialize the storage. If you want that, write:
  u.setZero(100); (or setOnes or setConstant)


Christoph

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Dipl.-Inf., Dipl.-Math. Christoph Hertzberg
Cartesium 0.049
Universität Bremen
Enrique-Schmidt-Straße 5
28359 Bremen

Tel: +49 (421) 218-64252
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