| 1 | // RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s |
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| 2 | |
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| 3 | struct A { |
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| 4 | virtual void a(); // expected-note{{overridden virtual function is here}} |
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| 5 | virtual void b() = delete; // expected-note{{overridden virtual function is here}} |
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| 6 | }; |
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| 7 | |
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| 8 | struct B: A { |
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| 9 | virtual void a() = delete; // expected-error{{deleted function 'a' cannot override a non-deleted function}} |
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| 10 | virtual void b(); // expected-error{{non-deleted function 'b' cannot override a deleted function}} |
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| 11 | }; |
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| 12 | |
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| 13 | struct C: A { |
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| 14 | virtual void a(); |
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| 15 | virtual void b() = delete; |
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| 16 | }; |
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| 17 | |
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| 18 | struct E; |
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| 19 | struct F; |
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| 20 | struct G; |
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| 21 | struct H; |
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| 22 | struct D { |
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| 23 | virtual E &operator=(const E &); // expected-note {{here}} |
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| 24 | virtual F &operator=(const F &); |
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| 25 | virtual G &operator=(G&&); // expected-note {{here}} |
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| 26 | virtual H &operator=(H&&); // expected-note {{here}} |
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| 27 | friend struct F; |
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| 28 | |
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| 29 | private: |
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| 30 | D &operator=(const D&) = default; |
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| 31 | D &operator=(D&&) = default; |
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| 32 | virtual ~D(); // expected-note 2{{here}} |
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| 33 | }; |
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| 34 | struct E : D {}; |
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| 35 | // expected-error@-1 {{deleted function '~E' cannot override a non-deleted function}} |
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| 36 | // expected-note@-2 {{destructor of 'E' is implicitly deleted because base class 'D' has an inaccessible destructor}} |
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| 37 | // expected-error@-3 {{deleted function 'operator=' cannot override a non-deleted function}} |
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| 38 | // expected-note@-4 {{while declaring the implicit copy assignment operator for 'E'}} |
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| 39 | // expected-note@-5 {{copy assignment operator of 'E' is implicitly deleted because base class 'D' has an inaccessible copy assignment operator}} |
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| 40 | struct F : D {}; |
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| 41 | struct G : D {}; |
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| 42 | // expected-error@-1 {{deleted function '~G' cannot override a non-deleted function}} |
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| 43 | // expected-note@-2 {{destructor of 'G' is implicitly deleted because base class 'D' has an inaccessible destructor}} |
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| 44 | // expected-error@-3 {{deleted function 'operator=' cannot override a non-deleted function}} |
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| 45 | // expected-note@-4 {{while declaring the implicit move assignment operator for 'G'}} |
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| 46 | // expected-note@-5 {{move assignment operator of 'G' is implicitly deleted because base class 'D' has an inaccessible move assignment operator}} |
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| 47 | struct H : D { // expected-note {{deleted because base class 'D' has an inaccessible move assignment}} |
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| 48 | H &operator=(H&&) = default; // expected-warning {{implicitly deleted}} |
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| 49 | // expected-error@-1 {{deleted function 'operator=' cannot override a non-deleted function}} |
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| 50 | // expected-note@-3 {{move assignment operator of 'H' is implicitly deleted because base class 'D' has an inaccessible move assignment operator}} |
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| 51 | ~H(); |
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| 52 | }; |
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| 53 | |
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