ground/gcs/src/libs/eigen/failtest/swap_2.cpp

   1 #include "../Eigen/Core"
   2
   3 using namespace Eigen;
   4
   5 int main()
   6 {
   7   VectorXf a(10), b(10);
   8   VectorXf const &ac(a);
   9 #ifdef EIGEN_SHOULD_FAIL_TO_BUILD
  10   b.swap(ac);
  11 #else
  12   b.swap(ac.const_cast_derived());
  13 #endif
  14 }