1 // RUN: %clang_cc1 -fsyntax-only -std=c++98 -verify %s 2 namespace A { 3 struct C { 4 static int cx; 5 6 static int cx2; 7 8 static int Ag1(); 9 static int Ag2(); 10 }; 11 int ax; 12 void Af(); 13 } 14 15 A:: ; // expected-error {{expected unqualified-id}} 16 // FIXME: there is a member 'ax'; it's just not a class. 17 ::A::ax::undef ex3; // expected-error {{no member named 'ax'}} 18 A::undef1::undef2 ex4; // expected-error {{no member named 'undef1'}} 19 20 int A::C::Ag1() { return 0; } 21 22 static int A::C::Ag2() { return 0; } // expected-error{{'static' can}} 23 24 int A::C::cx = 17; 25 26 27 static int A::C::cx2 = 17; // expected-error{{'static' can}} 28 29 class C2 { 30 void m(); // expected-note{{member declaration does not match because it is not const qualified}} 31 32 void f(const int& parm); // expected-note{{type of 1st parameter of member declaration does not match definition ('const int &' vs 'int')}} 33 void f(int) const; // expected-note{{member declaration does not match because it is const qualified}} 34 void f(float); 35 36 int x; 37 }; 38 39 void C2::m() const { } // expected-error{{out-of-line definition of 'm' does not match any declaration in 'C2'}} 40 41 void C2::f(int) { } // expected-error{{out-of-line definition of 'f' does not match any declaration in 'C2'}} 42 43 void C2::m() { 44 x = 0; 45 } 46 47 namespace B { 48 void ::A::Af() {} // expected-error {{cannot define or redeclare 'Af' here because namespace 'B' does not enclose namespace 'A'}} 49 } 50 51 void f1() { 52 void A::Af(); // expected-error {{definition or redeclaration of 'Af' not allowed inside a function}} 53 } 54 55 void f2() { 56 A:: ; // expected-error {{expected unqualified-id}} 57 A::C::undef = 0; // expected-error {{no member named 'undef'}} 58 ::A::C::cx = 0; 59 int x = ::A::ax = A::C::cx; 60 x = sizeof(A::C); 61 x = sizeof(::A::C::cx); 62 } 63 64 A::C c1; 65 struct A::C c2; 66 struct S : public A::C {}; 67 struct A::undef; // expected-error {{no struct named 'undef' in namespace 'A'}} 68 69 namespace A2 { 70 typedef int INT; 71 struct RC; 72 struct CC { 73 struct NC; 74 }; 75 } 76 77 struct A2::RC { 78 INT x; 79 }; 80 81 struct A2::CC::NC { 82 void m() {} 83 }; 84 85 void f3() { 86 N::x = 0; // expected-error {{use of undeclared identifier 'N'}} 87 int N; 88 N::x = 0; // expected-error {{expected a class or namespace}} 89 { int A; A::ax = 0; } 90 { typedef int A; A::ax = 0; } // expected-error{{expected a class or namespace}} 91 { typedef A::C A; A::ax = 0; } // expected-error {{no member named 'ax'}} 92 { typedef A::C A; A::cx = 0; } 93 } 94 95 // make sure the following doesn't hit any asserts 96 void f4(undef::C); // expected-error {{use of undeclared identifier 'undef'}} 97 98 typedef void C2::f5(int); // expected-error{{typedef declarator cannot be qualified}} 99 100 void f6(int A2::RC::x); // expected-error{{parameter declarator cannot be qualified}} 101 102 int A2::RC::x; // expected-error{{non-static data member defined out-of-line}} 103 104 void A2::CC::NC::m(); // expected-error{{out-of-line declaration of a member must be a definition}} 105 106 107 namespace E { 108 int X = 5; 109 110 namespace Nested { 111 enum E { 112 X = 0 113 }; 114 115 void f() { 116 return E::X; // expected-error{{expected a class or namespace}} 117 } 118 } 119 } 120 121 122 class Operators { 123 Operators operator+(const Operators&) const; // expected-note{{member declaration does not match because it is const qualified}} 124 operator bool(); 125 }; 126 127 Operators Operators::operator+(const Operators&) { // expected-error{{out-of-line definition of 'operator+' does not match any declaration in 'Operators'}} 128 Operators ops; 129 return ops; 130 } 131 132 Operators Operators::operator+(const Operators&) const { 133 Operators ops; 134 return ops; 135 } 136 137 Operators::operator bool() { 138 return true; 139 } 140 141 namespace A { 142 void g(int&); // expected-note{{type of 1st parameter of member declaration does not match definition ('int &' vs 'const int &')}} 143 } 144 145 void A::f() {} // expected-error-re{{out-of-line definition of 'f' does not match any declaration in namespace 'A'$}} 146 147 void A::g(const int&) { } // expected-error{{out-of-line definition of 'g' does not match any declaration in namespace 'A'}} 148 149 struct Struct { }; 150 151 void Struct::f() { } // expected-error{{out-of-line definition of 'f' does not match any declaration in 'Struct'}} 152 153 void global_func(int); 154 void global_func2(int); 155 156 namespace N { 157 void ::global_func(int) { } // expected-error{{definition or redeclaration of 'global_func' cannot name the global scope}} 158 159 void f(); 160 // FIXME: if we move this to a separate definition of N, things break! 161 } 162 void ::global_func2(int) { } // expected-error{{extra qualification on member 'global_func2'}} 163 164 void N::f() { } // okay 165 166 struct Y; // expected-note{{forward declaration of 'Y'}} 167 Y::foo y; // expected-error{{incomplete type 'Y' named in nested name specifier}} 168 169 X::X() : a(5) { } // expected-error{{use of undeclared identifier 'X'}} \ 170 // expected-error{{C++ requires a type specifier for all declarations}} \ 171 // expected-error{{only constructors take base initializers}} 172 173 struct foo_S { 174 static bool value; 175 }; 176 bool (foo_S::value); 177 178 179 namespace somens { 180 struct a { }; // expected-note{{candidate constructor (the implicit copy constructor)}} 181 } 182 183 template <typename T> 184 class foo { 185 }; 186 187 188 // PR4452 / PR4451 189 foo<somens:a> a2; // expected-error {{unexpected ':' in nested name specifier}} 190 191 somens::a a3 = a2; // expected-error {{no viable conversion}} 192 193 // typedefs and using declarations. 194 namespace test1 { 195 namespace ns { 196 class Counter { public: static int count; }; 197 typedef Counter counter; 198 } 199 using ns::counter; 200 201 class Test { 202 void test1() { 203 counter c; 204 c.count++; 205 counter::count++; 206 } 207 }; 208 } 209 210 // We still need to do lookup in the lexical scope, even if we push a 211 // non-lexical scope. 212 namespace test2 { 213 namespace ns { 214 extern int *count_ptr; 215 } 216 namespace { 217 int count = 0; 218 } 219 220 int *ns::count_ptr = &count; 221 } 222 223 // PR6259, invalid case 224 namespace test3 { 225 class A; // expected-note {{forward declaration}} 226 void foo(const char *path) { 227 A::execute(path); // expected-error {{incomplete type 'test3::A' named in nested name specifier}} 228 } 229 } 230 231 namespace PR7133 { 232 namespace A { 233 class Foo; 234 } 235 236 namespace A { 237 namespace B { 238 bool foo(Foo &); 239 } 240 } 241 242 bool A::B::foo(Foo &) { 243 return false; 244 } 245 } 246 247 class CLASS { 248 void CLASS::foo2(); // expected-error {{extra qualification on member 'foo2'}} 249 }; 250 251 namespace PR8159 { 252 class B { }; 253 254 class A { 255 int A::a; // expected-error{{extra qualification on member 'a'}} 256 static int A::b; // expected-error{{extra qualification on member 'b'}} 257 int ::c; // expected-error{{non-friend class member 'c' cannot have a qualified name}} 258 }; 259 } 260 261 namespace rdar7980179 { 262 class A { void f0(); }; // expected-note {{previous}} 263 int A::f0() {} // expected-error {{out-of-line definition of 'rdar7980179::A::f0' differs from the declaration in the return type}} 264 } 265 266 namespace alias = A; 267 double *dp = (alias::C*)0; // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'alias::C *'}} 268 269 // http://llvm.org/PR10109 270 namespace PR10109 { 271 template<typename T> 272 struct A { 273 protected: 274 struct B; 275 struct B::C; // expected-error {{requires a template parameter list}} \ 276 // expected-error {{no struct named 'C'}} \ 277 // expected-error{{non-friend class member 'C' cannot have a qualified name}} 278 }; 279 280 template<typename T> 281 struct A2 { 282 protected: 283 struct B; 284 }; 285 template <typename T> 286 struct A2<T>::B::C; // expected-error {{no struct named 'C'}} 287 } 288 289 namespace PR13033 { 290 namespace NS { 291 int a; // expected-note {{'NS::a' declared here}} 292 int longer_b; //expected-note {{'NS::longer_b' declared here}} 293 } 294 295 // Suggest adding a namespace qualifier to both variable names even though one 296 // is only a single character long. 297 int foobar = a + longer_b; // expected-error {{use of undeclared identifier 'a'; did you mean 'NS::a'?}} \ 298 // expected-error {{use of undeclared identifier 'longer_b'; did you mean 'NS::longer_b'?}} 299 } 300