1 // RUN: %clang_cc1 -fsyntax-only -std=c++98 -verify -fblocks %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 void (^x)() = ^{ void A::Af(); }; // expected-error {{definition or redeclaration of 'Af' not allowed inside a block}} 54 } 55 56 void f2() { 57 A:: ; // expected-error {{expected unqualified-id}} 58 A::C::undef = 0; // expected-error {{no member named 'undef'}} 59 ::A::C::cx = 0; 60 int x = ::A::ax = A::C::cx; 61 x = sizeof(A::C); 62 x = sizeof(::A::C::cx); 63 } 64 65 A::C c1; 66 struct A::C c2; 67 struct S : public A::C {}; 68 struct A::undef; // expected-error {{no struct named 'undef' in namespace 'A'}} 69 70 namespace A2 { 71 typedef int INT; 72 struct RC; 73 struct CC { 74 struct NC; 75 }; 76 } 77 78 struct A2::RC { 79 INT x; 80 }; 81 82 struct A2::CC::NC { 83 void m() {} 84 }; 85 86 void f3() { 87 N::x = 0; // expected-error {{use of undeclared identifier 'N'}} 88 int N; 89 N::x = 0; // expected-error {{expected a class or namespace}} 90 { int A; A::ax = 0; } 91 { typedef int A; A::ax = 0; } // expected-error{{expected a class or namespace}} 92 { typedef A::C A; A::ax = 0; } // expected-error {{no member named 'ax'}} 93 { typedef A::C A; A::cx = 0; } 94 } 95 96 // make sure the following doesn't hit any asserts 97 void f4(undef::C); // expected-error {{use of undeclared identifier 'undef'}} 98 99 typedef void C2::f5(int); // expected-error{{typedef declarator cannot be qualified}} 100 101 void f6(int A2::RC::x); // expected-error{{parameter declarator cannot be qualified}} 102 103 int A2::RC::x; // expected-error{{non-static data member defined out-of-line}} 104 105 void A2::CC::NC::m(); // expected-error{{out-of-line declaration of a member must be a definition}} 106 107 108 namespace E { 109 int X = 5; 110 111 namespace Nested { 112 enum E { 113 X = 0 114 }; 115 116 void f() { 117 return E::X; // expected-error{{expected a class or namespace}} 118 } 119 } 120 } 121 122 123 class Operators { 124 Operators operator+(const Operators&) const; // expected-note{{member declaration does not match because it is const qualified}} 125 operator bool(); 126 }; 127 128 Operators Operators::operator+(const Operators&) { // expected-error{{out-of-line definition of 'operator+' does not match any declaration in 'Operators'}} 129 Operators ops; 130 return ops; 131 } 132 133 Operators Operators::operator+(const Operators&) const { 134 Operators ops; 135 return ops; 136 } 137 138 Operators::operator bool() { 139 return true; 140 } 141 142 namespace A { 143 void g(int&); // expected-note{{type of 1st parameter of member declaration does not match definition ('int &' vs 'const int &')}} 144 } 145 146 void A::f() {} // expected-error{{out-of-line definition of 'f' does not match any declaration in namespace 'A'{{$}}}} 147 148 void A::g(const int&) { } // expected-error{{out-of-line definition of 'g' does not match any declaration in namespace 'A'}} 149 150 struct Struct { }; 151 152 void Struct::f() { } // expected-error{{out-of-line definition of 'f' does not match any declaration in 'Struct'}} 153 154 void global_func(int); 155 void global_func2(int); 156 157 namespace N { 158 void ::global_func(int) { } // expected-error{{definition or redeclaration of 'global_func' cannot name the global scope}} 159 160 void f(); 161 // FIXME: if we move this to a separate definition of N, things break! 162 } 163 void ::global_func2(int) { } // expected-warning{{extra qualification on member 'global_func2'}} 164 165 void N::f() { } // okay 166 167 struct Y; // expected-note{{forward declaration of 'Y'}} 168 Y::foo y; // expected-error{{incomplete type 'Y' named in nested name specifier}} 169 170 X::X() : a(5) { } // expected-error{{use of undeclared identifier 'X'}} 171 172 struct foo_S { 173 static bool value; 174 }; 175 bool (foo_S::value); 176 177 178 namespace somens { 179 struct a { }; // expected-note{{candidate constructor (the implicit copy constructor)}} 180 } 181 182 template <typename T> 183 class foo { 184 }; 185 186 187 // PR4452 / PR4451 188 foo<somens:a> a2; // expected-error {{unexpected ':' in nested name specifier}} 189 190 somens::a a3 = a2; // expected-error {{no viable conversion}} 191 192 // typedefs and using declarations. 193 namespace test1 { 194 namespace ns { 195 class Counter { public: static int count; }; 196 typedef Counter counter; 197 } 198 using ns::counter; 199 200 class Test { 201 void test1() { 202 counter c; 203 c.count++; 204 counter::count++; 205 } 206 }; 207 } 208 209 // We still need to do lookup in the lexical scope, even if we push a 210 // non-lexical scope. 211 namespace test2 { 212 namespace ns { 213 extern int *count_ptr; 214 } 215 namespace { 216 int count = 0; 217 } 218 219 int *ns::count_ptr = &count; 220 } 221 222 // PR6259, invalid case 223 namespace test3 { 224 class A; // expected-note {{forward declaration}} 225 void foo(const char *path) { 226 A::execute(path); // expected-error {{incomplete type 'test3::A' named in nested name specifier}} 227 } 228 } 229 230 namespace PR7133 { 231 namespace A { 232 class Foo; 233 } 234 235 namespace A { 236 namespace B { 237 bool foo(Foo &); 238 } 239 } 240 241 bool A::B::foo(Foo &) { 242 return false; 243 } 244 } 245 246 class CLASS { 247 void CLASS::foo2(); // expected-error {{extra qualification on member 'foo2'}} 248 }; 249 250 namespace PR8159 { 251 class B { }; 252 253 class A { 254 int A::a; // expected-error{{extra qualification on member 'a'}} 255 static int A::b; // expected-error{{extra qualification on member 'b'}} 256 int ::c; // expected-error{{non-friend class member 'c' cannot have a qualified name}} 257 }; 258 } 259 260 namespace rdar7980179 { 261 class A { void f0(); }; // expected-note {{previous}} 262 int A::f0() {} // expected-error {{return type of out-of-line definition of 'rdar7980179::A::f0' differs}} 263 } 264 265 namespace alias = A; 266 double *dp = (alias::C*)0; // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'alias::C *'}} 267 268 // http://llvm.org/PR10109 269 namespace PR10109 { 270 template<typename T> 271 struct A { 272 protected: 273 struct B; 274 struct B::C; // expected-error {{requires a template parameter list}} \ 275 // expected-error {{no struct named 'C'}} \ 276 // expected-error{{non-friend class member 'C' cannot have a qualified name}} 277 }; 278 279 template<typename T> 280 struct A2 { 281 protected: 282 struct B; 283 }; 284 template <typename T> 285 struct A2<T>::B::C; // expected-error {{no struct named 'C'}} 286 } 287 288 namespace PR13033 { 289 namespace NS { 290 int a; // expected-note {{'NS::a' declared here}} 291 int longer_b; //expected-note {{'NS::longer_b' declared here}} 292 } 293 294 // Suggest adding a namespace qualifier to both variable names even though one 295 // is only a single character long. 296 int foobar = a + longer_b; // expected-error {{use of undeclared identifier 'a'; did you mean 'NS::a'?}} \ 297 // expected-error {{use of undeclared identifier 'longer_b'; did you mean 'NS::longer_b'?}} 298 } 299 300 // <rdar://problem/13853540> 301 namespace N { 302 struct X { }; 303 namespace N { 304 struct Foo { 305 struct N::X *foo(); // expected-error{{no struct named 'X' in namespace 'N::N'}} 306 }; 307 } 308 } 309 310 namespace TypedefNamespace { typedef int F; }; 311 TypedefNamespace::F::NonexistentName BadNNSWithCXXScopeSpec; // expected-error {{expected a class or namespace}} 312