instantiate-expr-5.cpp revision 82b0001f79568199c7e5aa564f7ca9d43cc89d86 
1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3template <class A> int x(A x) { return x++; }
4int y() { return x<int>(1); }
5
6namespace PR5880 {
7  template<typename T>
8  struct A {
9    static const int a  = __builtin_offsetof(T, a.array[5].m); // expected-error{{no member named 'a' in 'HasM'}}
10  };
11  struct HasM {
12    float m;
13  };
14
15  struct ArrayOfHasM {
16    HasM array[10];
17  };
18
19  struct B { ArrayOfHasM a; };
20  A<B> x;
21  A<HasM> x2; // expected-note{{in instantiation of}}
22
23  template<typename T>
24  struct AnonymousUnion {
25    union {
26      int i;
27      float f;
28    };
29  };
30
31  template<typename T>
32  void test_anon_union() {
33    int array1[__builtin_offsetof(AnonymousUnion<T>, f) == 0? 1 : -1];
34    int array2[__builtin_offsetof(AnonymousUnion<int>, f) == 0? 1 : -1];
35  }
36
37  template void test_anon_union<int>();
38}
39
40namespace AddrOfClassMember {
41  template <typename T> struct S {
42    int n;
43    static void f() {
44      +T::n; // expected-error {{invalid use of member}}
45    }
46  };
47  void g() { S<S<int> >::f(); } // expected-note {{in instantiation of}}
48}
49