xref: /aosp_15_r20/external/eigen/failtest/ref_5.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4) 
1 #include "../Eigen/Core"
2 
3 using namespace Eigen;
4 
call_ref(Ref<VectorXf> a)5 void call_ref(Ref<VectorXf> a) { }
6 
main()7 int main()
8 {
9   VectorXf a(10);
10   DenseBase<VectorXf> &ac(a);
11 #ifdef EIGEN_SHOULD_FAIL_TO_BUILD
12   call_ref(ac);
13 #else
14   call_ref(ac.derived());
15 #endif
16 }
17