3 struct B {};  struct
6 …bool operator<(const B&, const B&) = default; // expected-error {{comparison operator template can…
10 …friend bool operator!=(const A&, const B&) = default; // expected-error {{parameters for defaulted…
11 …friend bool operator!=(const B&, const B&) = default; // expected-error {{invalid parameter type f…
13 …friend bool operator<(const B&, const B&) = default; // expected-error {{invalid parameter type fo…
20 …bool operator>=(const B&) const = default; // expected-error-re {{invalid parameter type for defau…
21 …static bool operator>(const B&) = default; // expected-error {{overloaded 'operator>' cannot be a …
61       struct B {  in f()  struct
63         std::strong_ordering operator<=>(const B &) const = default;  in f()
65       return B();  in f()
72       struct B {  in g()  struct
74         Cmp operator<=>(const B &) const = default;  in g()
76       return B();  in g()
80       struct B;  in h()
81       bool operator==(const B&, const B&);  in h()
82       bool operator!=(const B&, const B&); // expected-note 2{{best match}}  in h()
83       std::strong_ordering operator<=>(const B&, const B&);  in h()
84       bool operator<(const B&, const B&); // expected-note 2{{best match}}  in h()
85       bool operator<=(const B&, const B&); // expected-note 2{{best match}}  in h()
86       bool operator>(const B&, const B&); // expected-note 2{{best match}}  in h()
87       bool operator>=(const B&, const B&); // expected-note 2{{best match}}  in h()
89       struct B {  in h()  struct
90 …bool operator!=(const B&) const = default; // expected-warning {{implicitly deleted}} expected-not…  in h()
91 …bool operator<(const B&) const = default; // expected-warning {{implicitly deleted}} expected-note…  in h()
92 …bool operator<=(const B&) const = default; // expected-warning {{implicitly deleted}} expected-not…  in h()
93 …bool operator>(const B&) const = default; // expected-warning {{implicitly deleted}} expected-note…  in h()
94 …bool operator>=(const B&) const = default; // expected-warning {{implicitly deleted}} expected-not…  in h()
96       return B();  in h()
144   struct B {  struct
146     friend bool operator==(B, B) = default; // ok
147     friend bool operator==(const B&, const B&) = default; // expected-warning {{deleted}}