1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 namespace A
3 {
4     namespace B
5     {
6         struct base // expected-note{{object type}}
7         {
xA::B::base8             void x() {}
yA::B::base9             void y() {}
10         };
11     }
12 
13     struct member
14     {
15         void foo();
16     };
17 
18     struct middleman
19     {
operator ->A::middleman20         member * operator->() { return 0; }
21     };
22 
23     struct sub : B::base
24     {
xA::sub25         void x() {}
operator ->A::sub26         middleman operator->() { return middleman(); }
27     };
28 }
29 
30 struct bad
31 {
32   int x();
33 };
34 
35 namespace C
36 {
fun()37     void fun()
38     {
39         A::sub a;
40 
41         a.x();
42 
43         a.sub::x();
44         a.base::x();
45 
46         a.B::base::x(); // expected-error{{use of undeclared identifier 'B'}}
47 
48         a.A::sub::x();
49         a.A::B::base::x();
50 
51         a.bad::x(); // expected-error{{'bad::x' is not a member of class 'A::sub'}}
52 
53         a->foo();
54         a->member::foo();
55         a->A::member::foo();
56     }
57 
fun2()58     void fun2()
59     {
60         A::sub *a;
61 
62         a->x();
63 
64         a->sub::x();
65         a->base::x();
66 
67         a->B::base::x(); // expected-error{{use of undeclared identifier 'B'}}
68 
69         a->A::sub::x();
70         a->A::B::base::x();
71 
72         a->bad::x(); // expected-error{{'bad::x' is not a member of class 'A::sub'}}
73 
74         (*a)->foo();
75         (*a)->member::foo();
76         (*a)->A::member::foo();
77     }
78 
fun3()79     void fun3()
80     {
81         int i;
82         i.foo(); // expected-error{{member reference base type 'int' is not a structure or union}}
83     }
84 
fun4a()85     void fun4a() {
86       A::sub *a;
87 
88       typedef A::member base; // expected-note{{current scope}}
89       a->base::x(); // expected-error{{ambiguous}}
90     }
91 
fun4b()92     void fun4b() {
93       A::sub *a;
94 
95       typedef A::B::base base;
96       a->base::x();
97     }
98 
99     template<typename T>
fun5()100     void fun5()
101     {
102         T a;
103         a.x();
104         a->foo();
105 
106         a.A::sub::x();
107         a.A::B::base::x();
108         a->A::member::foo();
109 
110         a.bad::x(); // expected-error{{'bad::x' is not a member of class 'A::sub'}}
111     }
112 
test_fun5()113   void test_fun5() {
114     fun5<A::sub>(); // expected-note{{instantiation}}
115   }
116 
117   template<typename T>
fun6()118   void fun6() {
119     T a;
120     a.sub::x();
121     a.base::x();
122     a->member::foo();
123     a.B::base::x(); // expected-error{{use of undeclared identifier 'B'}}
124    }
125 
test_fun6()126   void test_fun6() {
127     fun6<A::sub>(); // expected-note{{instantiation}}
128   }
129 
130 }
131 
132 // PR4703
133 struct a {
134   int a;
135   static int sa;
136 };
137 
138 a a;
139 
140 int a::sa = a.a; // expected-error {{invalid use of non-static data member 'a'}}
141 
142 
143 namespace PR6645 {
144   typedef int foo;
145   namespace Inner {
146     typedef int PR6645::foo; // expected-error{{typedef declarator cannot be qualified}} \
147     // expected-error{{cannot define or redeclare 'foo' here because namespace 'Inner' does not enclose namespace 'PR6645'}}
148   }
149 }
150