1 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s 2 3 struct A { 4 virtual void a(); // expected-note{{overridden virtual function is here}} 5 virtual void b() = delete; // expected-note{{overridden virtual function is here}} 6 }; 7 8 struct B: A { 9 virtual void a() = delete; // expected-error{{deleted function 'a' cannot override a non-deleted function}} 10 virtual void b(); // expected-error{{non-deleted function 'b' cannot override a deleted function}} 11 }; 12 13 struct C: A { 14 virtual void a(); 15 virtual void b() = delete; 16 }; 17 18 struct E; 19 struct F; 20 struct G; 21 struct H; 22 struct D { 23 virtual E &operator=(const E &); // expected-note {{here}} 24 virtual F &operator=(const F &); 25 virtual G &operator=(G&&); // expected-note {{here}} 26 virtual H &operator=(H&&); // expected-note {{here}} 27 friend struct F; 28 29 private: 30 D &operator=(const D&) = default; 31 D &operator=(D&&) = default; 32 virtual ~D(); // expected-note 2{{here}} 33 }; 34 struct E : D {}; // expected-error {{deleted function '~E' cannot override a non-deleted function}} \ 35 // expected-error {{deleted function 'operator=' cannot override a non-deleted function}} 36 struct F : D {}; 37 struct G : D {}; // expected-error {{deleted function '~G' cannot override a non-deleted function}} 38 // expected-error@-1 {{deleted function 'operator=' cannot override a non-deleted function}} 39 struct H : D { 40 H &operator=(H&&) = default; // expected-error {{deleted function 'operator=' cannot override a non-deleted function}} 41 ~H(); 42 }; 43
