Pie  |  9.0.0_r8
C++程序  |  16行  |  241 B 

#include "../Eigen/Core"

#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
#define CV_QUALIFIER const
#else
#define CV_QUALIFIER
#endif

using namespace Eigen;

void foo(CV_QUALIFIER Matrix3d &m){
    SelfAdjointView<Matrix3d,Upper> t(m);
}

int main() {}