| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | namespace T1 { |
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| 3 | |
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| 4 | class A { }; |
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| 5 | class B : private A { }; // expected-note {{declared private here}} |
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| 6 | |
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| 7 | void f(B* b) { |
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| 8 | A *a = b; // expected-error{{cannot cast 'T1::B' to its private base class 'T1::A'}} |
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| 9 | } |
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| 10 | |
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| 11 | } |
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| 12 | |
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| 13 | namespace T2 { |
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| 14 | |
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| 15 | class A { }; |
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| 16 | class B : A { }; // expected-note {{implicitly declared private here}} |
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| 17 | |
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| 18 | void f(B* b) { |
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| 19 | A *a = b; // expected-error {{cannot cast 'T2::B' to its private base class 'T2::A'}} |
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| 20 | } |
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| 21 | |
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| 22 | } |
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| 23 | |
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| 24 | namespace T3 { |
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| 25 | |
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| 26 | class A { }; |
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| 27 | class B : public A { }; |
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| 28 | |
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| 29 | void f(B* b) { |
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| 30 | A *a = b; |
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| 31 | } |
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| 32 | |
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| 33 | } |
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| 34 | |
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| 35 | namespace T4 { |
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| 36 | |
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| 37 | class A {}; |
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| 38 | |
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| 39 | class B : private virtual A {}; |
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| 40 | class C : public virtual A {}; |
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| 41 | |
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| 42 | class D : public B, public C {}; |
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| 43 | |
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| 44 | void f(D *d) { |
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| 45 | // This takes the D->C->B->A path. |
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| 46 | A *a = d; |
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| 47 | } |
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| 48 | |
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| 49 | } |
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| 50 | |
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| 51 | namespace T5 { |
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| 52 | class A {}; |
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| 53 | |
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| 54 | class B : private A { |
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| 55 | void f(B *b) { |
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| 56 | A *a = b; |
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| 57 | } |
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| 58 | }; |
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| 59 | } |
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| 60 | |
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| 61 | namespace T6 { |
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| 62 | class C; |
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| 63 | |
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| 64 | class A {}; // expected-note{{member is declared here}} |
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| 65 | |
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| 66 | class B : private A { // expected-note {{declared private here}} expected-note {{constrained by private inheritance here}} |
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| 67 | void f(C* c); |
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| 68 | }; |
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| 69 | |
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| 70 | class C : public B { |
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| 71 | void f(C *c) { |
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| 72 | A* a = c; // expected-error {{cannot cast 'T6::C' to its private base class 'T6::A'}} \ |
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| 73 | // expected-error {{'A' is a private member of 'T6::A'}} |
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| 74 | } |
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| 75 | }; |
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| 76 | |
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| 77 | void B::f(C *c) { |
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| 78 | A *a = c; |
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| 79 | } |
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| 80 | } |
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| 81 | |
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| 82 | namespace T7 { |
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| 83 | class A {}; |
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| 84 | class B : public A {}; |
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| 85 | class C : private B { |
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| 86 | void f(C *c) { |
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| 87 | A* a = c; // okay |
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| 88 | } |
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| 89 | }; |
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| 90 | } |
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| 91 | |
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| 92 | |
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