51 lines
2.2 KiB
C++
51 lines
2.2 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s
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struct A {
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virtual void a(); // expected-note{{overridden virtual function is here}}
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virtual void b() = delete; // expected-note{{overridden virtual function is here}}
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};
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struct B: A {
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virtual void a() = delete; // expected-error{{deleted function 'a' cannot override a non-deleted function}}
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virtual void b(); // expected-error{{non-deleted function 'b' cannot override a deleted function}}
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};
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struct C: A {
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virtual void a();
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virtual void b() = delete;
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};
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struct E;
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struct F;
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struct G;
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struct H;
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struct D {
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virtual E &operator=(const E &); // expected-note {{here}}
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virtual F &operator=(const F &);
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virtual G &operator=(G&&); // expected-note {{here}}
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virtual H &operator=(H&&); // expected-note {{here}}
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friend struct F;
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private:
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D &operator=(const D&) = default;
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D &operator=(D&&) = default;
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virtual ~D(); // expected-note 2{{here}}
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};
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struct E : D {};
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// expected-error@-1 {{deleted function '~E' cannot override a non-deleted function}}
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// expected-note@-2 {{destructor of 'E' is implicitly deleted because base class 'D' has an inaccessible destructor}}
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// expected-error@-3 {{deleted function 'operator=' cannot override a non-deleted function}}
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// expected-note@-4 {{copy assignment operator of 'E' is implicitly deleted because base class 'D' has an inaccessible copy assignment operator}}
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struct F : D {};
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struct G : D {};
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// expected-error@-1 {{deleted function '~G' cannot override a non-deleted function}}
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// expected-note@-2 {{destructor of 'G' is implicitly deleted because base class 'D' has an inaccessible destructor}}
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// expected-error@-3 {{deleted function 'operator=' cannot override a non-deleted function}}
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// expected-note@-4 {{move assignment operator of 'G' is implicitly deleted because base class 'D' has an inaccessible move assignment operator}}
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struct H : D { // expected-note {{deleted because base class 'D' has an inaccessible move assignment}}
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H &operator=(H&&) = default; // expected-warning {{implicitly deleted}}
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// expected-error@-1 {{deleted function 'operator=' cannot override a non-deleted function}}
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// 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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~H();
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};
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