11 // <variant>
13 // template <class ...Types> class variant;
15 // constexpr variant(variant const&);
19 #include <variant>
79     // Don't throw from the copy constructor since variant's assignment  in MakeEmptyT()
90 template <class Variant>
91 void makeEmpty(Variant& v) {  in makeEmpty()
92   Variant v2(std::in_place_type<MakeEmptyT>);  in makeEmpty()
104     using V = std::variant<int, long>;  in test_copy_ctor_sfinae()
108     using V = std::variant<int, NoCopy>;  in test_copy_ctor_sfinae()
112     using V = std::variant<int, MoveOnly>;  in test_copy_ctor_sfinae()
116     using V = std::variant<int, MoveOnlyNT>;  in test_copy_ctor_sfinae()
122     using V = std::variant<int, long>;  in test_copy_ctor_sfinae()
126     using V = std::variant<int, NTCopy>;  in test_copy_ctor_sfinae()
131     using V = std::variant<int, TCopy>;  in test_copy_ctor_sfinae()
135     using V = std::variant<int, TCopyNTMove>;  in test_copy_ctor_sfinae()
142     std::variant<int> v(std::in_place_index<0>, 42);  in test_copy_ctor_basic()
143     std::variant<int> v2 = v;  in test_copy_ctor_basic()
148     std::variant<int, long> v(std::in_place_index<1>, 42);  in test_copy_ctor_basic()
149     std::variant<int, long> v2 = v;  in test_copy_ctor_basic()
154     std::variant<NonT> v(std::in_place_index<0>, 42);  in test_copy_ctor_basic()
156     std::variant<NonT> v2(v);  in test_copy_ctor_basic()
161     std::variant<int, NonT> v(std::in_place_index<1>, 42);  in test_copy_ctor_basic()
163     std::variant<int, NonT> v2(v);  in test_copy_ctor_basic()
170     constexpr std::variant<int> v(std::in_place_index<0>, 42);  in test_copy_ctor_basic()
172     constexpr std::variant<int> v2 = v;  in test_copy_ctor_basic()
177     constexpr std::variant<int, long> v(std::in_place_index<1>, 42);  in test_copy_ctor_basic()
179     constexpr std::variant<int, long> v2 = v;  in test_copy_ctor_basic()
184     constexpr std::variant<TCopy> v(std::in_place_index<0>, 42);  in test_copy_ctor_basic()
186     constexpr std::variant<TCopy> v2(v);  in test_copy_ctor_basic()
191     constexpr std::variant<int, TCopy> v(std::in_place_index<1>, 42);  in test_copy_ctor_basic()
193     constexpr std::variant<int, TCopy> v2(v);  in test_copy_ctor_basic()
198     constexpr std::variant<TCopyNTMove> v(std::in_place_index<0>, 42);  in test_copy_ctor_basic()
200     constexpr std::variant<TCopyNTMove> v2(v);  in test_copy_ctor_basic()
205     constexpr std::variant<int, TCopyNTMove> v(std::in_place_index<1>, 42);  in test_copy_ctor_basic()
207     constexpr std::variant<int, TCopyNTMove> v2(v);  in test_copy_ctor_basic()
215   using V = std::variant<int, MakeEmptyT>;  in test_copy_ctor_valueless_by_exception()
234   using V = std::variant<long, void*, const int>;  in test_constexpr_copy_ctor_trivial()
261   using V = std::variant<long, NonTrivialCopyCtor, void*>;  in test_constexpr_copy_ctor_non_trivial()