1b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar// RUN: %clang_cc1 -triple i686-win32 -fsyntax-only -fms-extensions -verify -std=c99 -DMS %s 2b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar// RUN: %clang_cc1 -triple x86_64-win32 -fsyntax-only -fms-extensions -verify -std=c11 -DMS %s 3b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar// RUN: %clang_cc1 -triple i686-mingw32 -fsyntax-only -fms-extensions -verify -std=c11 -DGNU %s 4b6d6993e6e6d3daf4d9876794254d20a134e37c2Pirama Arumuga Nainar// RUN: %clang_cc1 -triple x86_64-mingw32 -fsyntax-only -fms-extensions -verify -std=c99 -DGNU %s 5651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 6651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Invalid usage. 7651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) typedef int typedef1; // expected-warning{{'dllimport' attribute only applies to variables and functions}} 8651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinestypedef __declspec(dllimport) int typedef2; // expected-warning{{'dllimport' attribute only applies to variables and functions}} 9651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinestypedef int __declspec(dllimport) typedef3; // expected-warning{{'dllimport' attribute only applies to variables and functions}} 10651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinestypedef __declspec(dllimport) void (*FunTy)(); // expected-warning{{'dllimport' attribute only applies to variables and functions}} 11651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesenum __declspec(dllimport) Enum { EnumVal }; // expected-warning{{'dllimport' attribute only applies to variables and functions}} 12651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesstruct __declspec(dllimport) Record {}; // expected-warning{{'dllimport' attribute only applies to variables and functions}} 13651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 14651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 15651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 16651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines//===----------------------------------------------------------------------===// 17651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Globals 18651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines//===----------------------------------------------------------------------===// 19651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 20651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Import declaration. 21651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int ExternGlobalDecl; 22651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 23651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// dllimport implies a declaration. 24651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) int GlobalDecl; 25651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint **__attribute__((dllimport))* GlobalDeclChunkAttr; 26651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint GlobalDeclAttr __attribute__((dllimport)); 27651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 28c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Address of variables can't be used for initialization in C language modes. 29c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesint *VarForInit = &GlobalDecl; // expected-error{{initializer element is not a compile-time constant}} 30c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 31651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Not allowed on definitions. 32651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int ExternGlobalInit = 1; // expected-error{{definition of dllimport data}} 33651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) int GlobalInit1 = 1; // expected-error{{definition of dllimport data}} 34651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint __declspec(dllimport) GlobalInit2 = 1; // expected-error{{definition of dllimport data}} 35651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 36651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Declare, then reject definition. 374967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef GNU 384967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2{{previous attribute is here}} 394967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 404967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar__declspec(dllimport) extern int ExternGlobalDeclInit; // expected-note{{previous declaration is here}} 414967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef MS 424967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+4{{'ExternGlobalDeclInit' redeclared without 'dllimport' attribute: 'dllexport' attribute added}} 434967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#else 444967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+2{{'ExternGlobalDeclInit' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 454967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 464967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint ExternGlobalDeclInit = 1; 47651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 484967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef GNU 494967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2{{previous attribute is here}} 504967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 514967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar__declspec(dllimport) int GlobalDeclInit; // expected-note{{previous declaration is here}} 524967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef MS 534967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+4{{'GlobalDeclInit' redeclared without 'dllimport' attribute: 'dllexport' attribute added}} 544967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#else 554967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+2{{'GlobalDeclInit' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 564967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 574967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint GlobalDeclInit = 1; 58651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 594967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef GNU 604967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2{{previous attribute is here}} 614967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 624967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint *__attribute__((dllimport)) GlobalDeclChunkAttrInit; // expected-note{{previous declaration is here}} 634967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef MS 644967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+4{{'GlobalDeclChunkAttrInit' redeclared without 'dllimport' attribute: 'dllexport' attribute added}} 654967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#else 664967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+2{{'GlobalDeclChunkAttrInit' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 674967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 684967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint *GlobalDeclChunkAttrInit = 0; 69651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 704967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef GNU 714967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-note@+2{{previous attribute is here}} 724967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 734967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint GlobalDeclAttrInit __attribute__((dllimport)); // expected-note{{previous declaration is here}} 744967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef MS 754967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+4{{'GlobalDeclAttrInit' redeclared without 'dllimport' attribute: 'dllexport' attribute added}} 764967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#else 774967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// expected-warning@+2{{'GlobalDeclAttrInit' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 784967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 794967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainarint GlobalDeclAttrInit = 1; 80651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 81651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Redeclarations 82651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int GlobalRedecl1; 83651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int GlobalRedecl1; 84651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 85651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) int GlobalRedecl2a; 86651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) int GlobalRedecl2a; 87651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 88651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint *__attribute__((dllimport)) GlobalRedecl2b; 89651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint *__attribute__((dllimport)) GlobalRedecl2b; 90651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 91651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint GlobalRedecl2c __attribute__((dllimport)); 92651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesint GlobalRedecl2c __attribute__((dllimport)); 93651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 944967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar// We follow GCC and drop the dllimport with a warning. 95651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int GlobalRedecl3; // expected-note{{previous declaration is here}} expected-note{{previous attribute is here}} 96651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines extern int GlobalRedecl3; // expected-warning{{'GlobalRedecl3' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 97651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 98176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// Adding an attribute on redeclaration. 99651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines extern int GlobalRedecl4; // expected-note{{previous declaration is here}} 100176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesint useGlobalRedecl4() { return GlobalRedecl4; } 101651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) extern int GlobalRedecl4; // expected-error{{redeclaration of 'GlobalRedecl4' cannot add 'dllimport' attribute}} 102651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 103176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// Allow with a warning if the decl hasn't been used yet. 104176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines extern int GlobalRedecl5; // expected-note{{previous declaration is here}} 105176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) extern int GlobalRedecl5; // expected-warning{{redeclaration of 'GlobalRedecl5' should not add 'dllimport' attribute}} 106176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 107176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 108651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// External linkage is required. 109651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) static int StaticGlobal; // expected-error{{'StaticGlobal' must have external linkage when declared 'dllimport'}} 110651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 111176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// Thread local variables are invalid. 112176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) __thread int ThreadLocalGlobal; // expected-error{{'ThreadLocalGlobal' cannot be thread local when declared 'dllimport'}} 113176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 114651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Import in local scope. 11587d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__declspec(dllimport) float LocalRedecl1; // expected-note{{previous declaration is here}} 11687d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__declspec(dllimport) float LocalRedecl2; // expected-note{{previous declaration is here}} 11787d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__declspec(dllimport) float LocalRedecl3; // expected-note{{previous declaration is here}} 118176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) float LocalRedecl4; 119651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid functionScope() { 12087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar __declspec(dllimport) int LocalRedecl1; // expected-error{{redeclaration of 'LocalRedecl1' with a different type: 'int' vs 'float'}} 12187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar int *__attribute__((dllimport)) LocalRedecl2; // expected-error{{redeclaration of 'LocalRedecl2' with a different type: 'int *' vs 'float'}} 12287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar int LocalRedecl3 __attribute__((dllimport)); // expected-error{{redeclaration of 'LocalRedecl3' with a different type: 'int' vs 'float'}} 123651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 124651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines __declspec(dllimport) int LocalVarDecl; 125651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines __declspec(dllimport) int LocalVarDef = 1; // expected-error{{definition of dllimport data}} 126651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines __declspec(dllimport) extern int ExternLocalVarDecl; 127651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines __declspec(dllimport) extern int ExternLocalVarDef = 1; // expected-error{{definition of dllimport data}} 128651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines __declspec(dllimport) static int StaticLocalVar; // expected-error{{'StaticLocalVar' must have external linkage when declared 'dllimport'}} 129176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 130176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines // Local extern redeclaration does not drop the attribute. 131176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines extern float LocalRedecl4; 132651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines} 133651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 134651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 135651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 136651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines//===----------------------------------------------------------------------===// 137651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Functions 138651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines//===----------------------------------------------------------------------===// 139651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 140651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Import function declaration. Check different placements. 141651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__attribute__((dllimport)) void decl1A(); // Sanity check with __attribute__ 142651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) void decl1B(); 143651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 144651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid __attribute__((dllimport)) decl2A(); 145651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesvoid __declspec(dllimport) decl2B(); 146651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 147c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// Address of functions can be used for initialization in C language modes. 148c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// However, the address of the thunk wrapping the function is used instead of 149c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines// the address in the import address table. 150c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hinesvoid (*FunForInit)() = &decl2A; 151c568f1e98938584c0ef0b12ae5018ff7d90a4072Stephen Hines 152651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Not allowed on function definitions. 1536bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines__declspec(dllimport) void def() {} // expected-error{{dllimport cannot be applied to non-inline function definition}} 154651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 155651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Import inline function. 156176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#ifdef GNU 157176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-warning@+3{{'dllimport' attribute ignored on inline function}} 158176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-warning@+3{{'dllimport' attribute ignored on inline function}} 159176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#endif 1606bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines__declspec(dllimport) inline void inlineFunc1() {} 1616bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hinesinline void __attribute__((dllimport)) inlineFunc2() {} 162651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 163651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// Redeclarations 164651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) void redecl1(); 165651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) void redecl1(); 166651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 167651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) void redecl2(); // expected-note{{previous declaration is here}} expected-note{{previous attribute is here}} 168651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines void redecl2(); // expected-warning{{'redecl2' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 169651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 1704967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef GNU 1714967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // expected-note@+2{{previous attribute is here}} 1724967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 1734967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar __declspec(dllimport) void redecl3(); // expected-note{{previous declaration is here}} 1744967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // NB: Both MSVC and Clang issue a warning and make redecl3 dllexport. 1754967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#ifdef MS 1764967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // expected-warning@+4{{'redecl3' redeclared without 'dllimport' attribute: 'dllexport' attribute added}} 1774967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#else 1784967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar // expected-warning@+2{{'redecl3' redeclared without 'dllimport' attribute: previous 'dllimport' ignored}} 1794967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar#endif 1804967a710c84587c654b56c828382219c3937dacbPirama Arumuga Nainar void redecl3() {} 181651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 182651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines void redecl4(); // expected-note{{previous declaration is here}} 183176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hinesvoid useRedecl4() { redecl4(); } 18487d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar__declspec(dllimport) void redecl4(); // expected-warning{{redeclaration of 'redecl4' should not add 'dllimport' attribute}} 185651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 186176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// Allow with a warning if the decl hasn't been used yet. 187176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines void redecl5(); // expected-note{{previous declaration is here}} 188176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) void redecl5(); // expected-warning{{redeclaration of 'redecl5' should not add 'dllimport' attribute}} 189176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 190176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 191176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// Inline redeclarations. 192176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#ifdef GNU 193176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-warning@+3{{'redecl6' redeclared inline; 'dllimport' attribute ignored}} 194176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#endif 195176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) void redecl6(); 196176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines inline void redecl6() {} 197176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines 198176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#ifdef MS 199176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-note@+5{{previous declaration is here}} 200176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-warning@+5{{redeclaration of 'redecl7' should not add 'dllimport' attribute}} 201176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#else 202176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines// expected-warning@+3{{'dllimport' attribute ignored on inline function}} 203176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines#endif 204176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines void redecl7(); 205176edba5311f6eff0cad2631449885ddf4fbc9eaStephen Hines__declspec(dllimport) inline void redecl7() {} 2066bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines 207651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines// External linkage is required. 208651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines__declspec(dllimport) static int staticFunc(); // expected-error{{'staticFunc' must have external linkage when declared 'dllimport'}} 20987d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar 21087d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar// Static locals don't count as having external linkage. 21187d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainarvoid staticLocalFunc() { 21287d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar __declspec(dllimport) static int staticLocal; // expected-error{{'staticLocal' must have external linkage when declared 'dllimport'}} 21387d948ecccffea9e9e37d0d053b246e2d6d6c47bPirama Arumuga Nainar} 214