33     std::visit(obj);  in test_call_operator_forwarding()
35     std::visit(cobj);  in test_call_operator_forwarding()
37     std::visit(std::move(obj));  in test_call_operator_forwarding()
39     std::visit(std::move(cobj));  in test_call_operator_forwarding()
45     std::visit(obj, v);  in test_call_operator_forwarding()
47     std::visit(cobj, v);  in test_call_operator_forwarding()
49     std::visit(std::move(obj), v);  in test_call_operator_forwarding()
51     std::visit(std::move(cobj), v);  in test_call_operator_forwarding()
57     std::visit(obj, v);  in test_call_operator_forwarding()
59     std::visit(cobj, v);  in test_call_operator_forwarding()
61     std::visit(std::move(obj), v);  in test_call_operator_forwarding()
63     std::visit(std::move(cobj), v);  in test_call_operator_forwarding()
71     std::visit(obj, v, v2);  in test_call_operator_forwarding()
73     std::visit(cobj, v, v2);  in test_call_operator_forwarding()
75     std::visit(std::move(obj), v, v2);  in test_call_operator_forwarding()
77     std::visit(std::move(cobj), v, v2);  in test_call_operator_forwarding()
83     std::visit(obj, v1, v2, v3, v4);  in test_call_operator_forwarding()
85     std::visit(cobj, v1, v2, v3, v4);  in test_call_operator_forwarding()
87     std::visit(std::move(obj), v1, v2, v3, v4);  in test_call_operator_forwarding()
89     std::visit(std::move(cobj), v1, v2, v3, v4);  in test_call_operator_forwarding()
95     std::visit(obj, v1, v2, v3, v4);  in test_call_operator_forwarding()
97     std::visit(cobj, v1, v2, v3, v4);  in test_call_operator_forwarding()
99     std::visit(std::move(obj), v1, v2, v3, v4);  in test_call_operator_forwarding()
101     std::visit(std::move(cobj), v1, v2, v3, v4);  in test_call_operator_forwarding()
114     std::visit(obj, v);  in test_argument_forwarding()
116     std::visit(obj, cv);  in test_argument_forwarding()
118     std::visit(obj, std::move(v));  in test_argument_forwarding()
120     std::visit(obj, std::move(cv));  in test_argument_forwarding()
129     std::visit(obj, v);  in test_argument_forwarding()
131     std::visit(obj, cv);  in test_argument_forwarding()
133     std::visit(obj, std::move(v));  in test_argument_forwarding()
135     std::visit(obj, std::move(cv));  in test_argument_forwarding()
143     std::visit(obj, v);  in test_argument_forwarding()
145     std::visit(obj, cv);  in test_argument_forwarding()
147     std::visit(obj, std::move(v));  in test_argument_forwarding()
149     std::visit(obj, std::move(cv));  in test_argument_forwarding()
156     std::visit(obj, v1, v2, v3);  in test_argument_forwarding()
158     std::visit(obj, std::as_const(v1), std::as_const(v2), std::move(v3));  in test_argument_forwarding()
164     std::visit(obj, v1, v2, v3, v4);  in test_argument_forwarding()
166     std::visit(obj, std::as_const(v1), std::as_const(v2), std::move(v3), std::move(v4));  in test_argument_forwarding()
172     std::visit(obj, v1, v2, v3, v4);  in test_argument_forwarding()
174     std::visit(obj, std::as_const(v1), std::as_const(v2), std::move(v3), std::move(v4));  in test_argument_forwarding()
184     static_assert(std::is_same_v<decltype(std::visit(obj)), Fn&>);  in test_return_type()
185     static_assert(std::is_same_v<decltype(std::visit(cobj)), const Fn&>);  in test_return_type()
186     static_assert(std::is_same_v<decltype(std::visit(std::move(obj))), Fn&&>);  in test_return_type()
187     static_assert(std::is_same_v<decltype(std::visit(std::move(cobj))), const Fn&&>);  in test_return_type()
192     static_assert(std::is_same_v<decltype(std::visit(obj, v)), Fn&>);  in test_return_type()
193     static_assert(std::is_same_v<decltype(std::visit(cobj, v)), const Fn&>);  in test_return_type()
194     static_assert(std::is_same_v<decltype(std::visit(std::move(obj), v)), Fn&&>);  in test_return_type()
195     static_assert(std::is_same_v<decltype(std::visit(std::move(cobj), v)), const Fn&&>);  in test_return_type()
200     static_assert(std::is_same_v<decltype(std::visit(obj, v)), Fn&>);  in test_return_type()
201     static_assert(std::is_same_v<decltype(std::visit(cobj, v)), const Fn&>);  in test_return_type()
202     static_assert(std::is_same_v<decltype(std::visit(std::move(obj), v)), Fn&&>);  in test_return_type()
203     static_assert(std::is_same_v<decltype(std::visit(std::move(cobj), v)), const Fn&&>);  in test_return_type()
210     static_assert(std::is_same_v<decltype(std::visit(obj, v, v2)), Fn&>);  in test_return_type()
211     static_assert(std::is_same_v<decltype(std::visit(cobj, v, v2)), const Fn&>);  in test_return_type()
212     static_assert(std::is_same_v<decltype(std::visit(std::move(obj), v, v2)), Fn&&>);  in test_return_type()
213     static_assert(std::is_same_v<decltype(std::visit(std::move(cobj), v, v2)), const Fn&&>);  in test_return_type()
218     static_assert(std::is_same_v<decltype(std::visit(obj, v1, v2, v3, v4)), Fn&>);  in test_return_type()
219     static_assert(std::is_same_v<decltype(std::visit(cobj, v1, v2, v3, v4)), const Fn&>);  in test_return_type()
220     static_assert(std::is_same_v<decltype(std::visit(std::move(obj), v1, v2, v3, v4)), Fn&&>);  in test_return_type()
221 …  static_assert(std::is_same_v<decltype(std::visit(std::move(cobj), v1, v2, v3, v4)), const Fn&&>);  in test_return_type()
226     static_assert(std::is_same_v<decltype(std::visit(obj, v1, v2, v3, v4)), Fn&>);  in test_return_type()
227     static_assert(std::is_same_v<decltype(std::visit(cobj, v1, v2, v3, v4)), const Fn&>);  in test_return_type()
228     static_assert(std::is_same_v<decltype(std::visit(std::move(obj), v1, v2, v3, v4)), Fn&&>);  in test_return_type()
229 …  static_assert(std::is_same_v<decltype(std::visit(std::move(cobj), v1, v2, v3, v4)), const Fn&&>);  in test_return_type()
239     static_assert(std::visit(obj, v) == 42, "");  in test_constexpr()
244     static_assert(std::visit(obj, v) == 42, "");  in test_constexpr()
253     static_assert(std::visit(aobj, v1, v2, v3) == 3, "");  in test_constexpr()
262     static_assert(std::visit(aobj, v1, v2, v3) == 3, "");  in test_constexpr()
267     static_assert(std::visit(aobj, v1, v2, v3, v4) == 4, "");  in test_constexpr()
272     static_assert(std::visit(aobj, v1, v2, v3, v4) == 4, "");  in test_constexpr()
281       std::visit(obj, args...);  in test_exceptions()
344   std::visit(Visitor{}, v);  in test_caller_accepts_nonconst()
359   std::visit([](auto x) { assert(x == 42); }, v1);  in test_derived_from_variant()
360   std::visit([](auto x) { assert(x == 142); }, cv1);  in test_derived_from_variant()
361   std::visit([](auto x) { assert(x == -1.25f); }, MyVariant{-1.25f});  in test_derived_from_variant()
362   std::visit([](auto x) { assert(x == 42); }, std::move(v1));  in test_derived_from_variant()
363   std::visit([](auto x) { assert(x == 142); }, std::move(cv1));  in test_derived_from_variant()
377   std::visit([](auto x) { assert(x == 12); }, EvilVariant1{12});  in test_derived_from_variant()
378   std::visit([](auto x) { assert(x == 12.3); }, EvilVariant1{12.3});  in test_derived_from_variant()
393   std::visit([](auto x) { assert(x == 12); }, EvilVariant2{12});  in test_derived_from_variant()
394   std::visit([](auto x) { assert(x == 12.3); }, EvilVariant2{12.3});  in test_derived_from_variant()
402 template <typename T, typename = decltype(std::visit(