1 #include "../Eigen/Core" 2 3 #ifdef EIGEN_SHOULD_FAIL_TO_BUILD 4 #define CV_QUALIFIER const 5 #else 6 #define CV_QUALIFIER 7 #endif 8 9 using namespace Eigen; 10 foo(CV_QUALIFIER float * ptr,DenseIndex rows,DenseIndex cols)11void foo(CV_QUALIFIER float *ptr, DenseIndex rows, DenseIndex cols){ 12 Map<MatrixXf> m(ptr, rows, cols); 13 } 14 main()15int main() {} 16