160 struct MoveThrows {  struct
162   MoveThrows() { ++alive; }  in MoveThrows()  argument
163   MoveThrows(const MoveThrows &) { ++alive; }  in MoveThrows()  argument
164   MoveThrows(MoveThrows &&) { throw 42; }  in MoveThrows()  function
165   MoveThrows &operator=(const MoveThrows &) { return *this; }  in operator =()  argument
166   MoveThrows &operator=(MoveThrows &&) { throw 42; }  in operator =()  argument
167   ~MoveThrows() { --alive; }  in ~MoveThrows()  argument
170 int MoveThrows::alive = 0;
481     using V = std::variant<int, MoveThrows, std::string>;  in test_copy_assignment_different_index()
483     V v2(std::in_place_type<MoveThrows>);  in test_copy_assignment_different_index()
484     assert(MoveThrows::alive == 1);  in test_copy_assignment_different_index()
489     assert(MoveThrows::alive == 2);  in test_copy_assignment_different_index()
514     using V = std::variant<int, MoveThrows, std::string>;  in test_copy_assignment_different_index()
515     V v1(std::in_place_type<MoveThrows>);  in test_copy_assignment_different_index()