xref: /aosp_15_r20/external/eigen/failtest/swap_2.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4) 
1*bf2c3715SXin Li #include "../Eigen/Core"
2*bf2c3715SXin Li 
3*bf2c3715SXin Li using namespace Eigen;
4*bf2c3715SXin Li 
main()5*bf2c3715SXin Li int main()
6*bf2c3715SXin Li {
7*bf2c3715SXin Li   VectorXf a(10), b(10);
8*bf2c3715SXin Li   VectorXf const &ac(a);
9*bf2c3715SXin Li #ifdef EIGEN_SHOULD_FAIL_TO_BUILD
10*bf2c3715SXin Li   b.swap(ac);
11*bf2c3715SXin Li #else
12*bf2c3715SXin Li   b.swap(ac.const_cast_derived());
13*bf2c3715SXin Li #endif
14*bf2c3715SXin Li }
15