| Re: [eigen] Link error using -On flag (g++ 4.7.2) |
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On 13.05.2013 10:12, Charly Mourglia wrote:
std::cout << a.cross(b) << std::endl;
You need this:
#include <Eigen/Geometry>
This code compiles and works well without -On flags.
Strange, it did not for me (well, it compiles, but it does not link).
Christoph
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Dipl.-Inf., Dipl.-Math. Christoph Hertzberg
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