1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3namespace PR8019 {
4  struct x;
5  template<typename T> struct x2;
6  struct y {
7    struct PR8019::x { int x; };  // expected-error{{non-friend class member 'x' cannot have a qualified name}}
8
9    struct inner;
10    struct y::inner { }; // expected-error{{extra qualification on member 'inner'}}
11
12    template<typename T>
13    struct PR8019::x2 { }; // expected-error{{non-friend class member 'x2' cannot have a qualified name}}
14
15    template<typename T>
16    struct inner_template;
17
18    template<typename T>
19    struct y::inner_template { }; // expected-error{{extra qualification on member 'inner_template'}}
20  };
21
22}
23
24namespace NS {
25  void foo();
26  extern int bar;
27  struct X;
28  template<typename T> struct Y;
29  template<typename T> void wibble(T);
30  struct Z;
31}
32namespace NS {
33  // Under DR482, these are all valid, except for forward-declaring a struct
34  // with a nested-name-specifier.
35  void NS::foo(); // expected-warning {{extra qualification}}
36  extern int NS::bar; // expected-warning {{extra qualification}}
37  struct NS::X; // expected-error {{forward declaration of struct cannot have a nested name specifier}} expected-warning {{extra qualification}}
38  template<typename T> struct NS::Y; // expected-error {{forward declaration of struct cannot have a nested name specifier}} expected-warning {{extra qualification}}
39  template<typename T> void NS::wibble(T); // expected-warning {{extra qualification}}
40
41  void NS::foo() {} // expected-warning{{extra qualification on member 'foo'}}
42  int NS::bar; // expected-warning{{extra qualification on member 'bar'}}
43  struct NS::X { }; // expected-warning{{extra qualification on member 'X'}}
44  template<typename T> struct NS::Y { }; // expected-warning{{extra qualification on member 'Y'}}
45  template<typename T> void NS::wibble(T) { } // expected-warning{{extra qualification on member 'wibble'}}
46}
47
48struct ::{} a; // expected-error{{expected identifier}}
49struct NS::Z:: {} b; // expected-error{{expected identifier}}
50