| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | struct A0 { |
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| 3 | struct K { }; |
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| 4 | }; |
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| 5 | |
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| 6 | template <typename T> struct B0: A0 { |
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| 7 | static void f() { |
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| 8 | K k; |
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| 9 | } |
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| 10 | }; |
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| 11 | |
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| 12 | namespace E1 { |
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| 13 | typedef double A; |
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| 14 | |
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| 15 | template<class T> class B { |
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| 16 | typedef int A; |
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| 17 | }; |
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| 18 | |
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| 19 | template<class T> |
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| 20 | struct X : B<T> { |
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| 21 | A* blarg(double *dp) { |
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| 22 | return dp; |
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| 23 | } |
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| 24 | }; |
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| 25 | } |
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| 26 | |
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| 27 | namespace E2 { |
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| 28 | struct A { |
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| 29 | struct B; |
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| 30 | int *a; |
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| 31 | int Y; |
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| 32 | }; |
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| 33 | |
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| 34 | int a; |
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| 35 | template<class T> struct Y : T { |
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| 36 | struct B { /* ... */ }; |
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| 37 | B b; |
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| 38 | void f(int i) { a = i; } |
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| 39 | Y* p; |
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| 40 | }; |
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| 41 | |
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| 42 | Y<A> ya; |
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| 43 | } |
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| 44 | |
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| 45 | namespace PR14402 { |
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| 46 | template<typename T> |
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| 47 | struct A { |
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| 48 | typedef int n; |
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| 49 | int f(); |
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| 50 | |
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| 51 | struct B {}; |
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| 52 | struct C : B { |
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| 53 | // OK, can't be sure whether we derive from A yet. |
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| 54 | using A::n; |
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| 55 | int g() { return f(); } |
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| 56 | }; |
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| 57 | |
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| 58 | struct D { |
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| 59 | using A::n; // expected-error {{using declaration refers into 'A<T>::', which is not a base class of 'D'}} |
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| 60 | int g() { return f(); } // expected-error {{call to non-static member function 'f' of 'A' from nested type 'D'}} |
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| 61 | }; |
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| 62 | |
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| 63 | struct E { char &f(); }; |
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| 64 | struct F : E { |
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| 65 | // FIXME: Reject this prior to instantiation; f() is known to return int. |
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| 66 | char &g() { return f(); } |
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| 67 | // expected-error@-1 {{'PR14402::A<int>::f' is not a member of class 'PR14402::A<int>::F'}} |
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| 68 | // expected-error@-2 {{non-const lvalue reference to type 'char' cannot bind to a temporary of type 'int'}} |
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| 69 | }; |
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| 70 | }; |
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| 71 | |
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| 72 | template<> struct A<int>::B : A<int> {}; |
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| 73 | A<int>::C::n n = A<int>::C().g(); |
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| 74 | |
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| 75 | // 'not a member' |
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| 76 | char &r = A<int>::F().g(); // expected-note {{in instantiation of}} |
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| 77 | template<> struct A<char>::E : A<char> {}; |
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| 78 | // 'cannot bind to a temporary' |
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| 79 | char &s = A<char>::F().g(); // expected-note {{in instantiation of}} |
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| 80 | |
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| 81 | struct X; |
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| 82 | struct X { void f(); }; |
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| 83 | struct X; |
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| 84 | template<typename T> struct Y : X { |
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| 85 | void g() { |
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| 86 | X::f(); |
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| 87 | } |
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| 88 | }; |
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| 89 | } |
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| 90 | |
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