172 struct MakeEmptyT {  struct
174   MakeEmptyT() { ++alive; }  in MakeEmptyT()  argument
175   MakeEmptyT(const MakeEmptyT &) {  in MakeEmptyT()  function
180   MakeEmptyT(MakeEmptyT &&) { throw 42; }  in MakeEmptyT()  function
181   MakeEmptyT &operator=(const MakeEmptyT &) { throw 42; }  in operator =()  argument
182   MakeEmptyT &operator=(MakeEmptyT &&) { throw 42; }  in operator =()  argument
183   ~MakeEmptyT() { --alive; }  in ~MakeEmptyT()  argument
186 int MakeEmptyT::alive = 0;
189   Variant v2(std::in_place_type<MakeEmptyT>);  in makeEmpty()
260   using MET = MakeEmptyT;  in test_copy_assignment_empty_empty()
277   using MET = MakeEmptyT;  in test_copy_assignment_non_empty_empty()
303   using MET = MakeEmptyT;  in test_copy_assignment_empty_non_empty()
362   using MET = MakeEmptyT;  in test_copy_assignment_same_index()