| 1 | // RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -DMSABI -w | FileCheck --check-prefix=MSC --check-prefix=M32 %s |
| 2 | // RUN: %clang_cc1 -triple x86_64-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -DMSABI -w | FileCheck --check-prefix=MSC --check-prefix=M64 %s |
| 3 | // RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=GNU --check-prefix=G32 %s |
| 4 | // RUN: %clang_cc1 -triple x86_64-windows-gnu -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=GNU --check-prefix=G64 %s |
| 5 | // RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=18.00 -emit-llvm -std=c++1y -O1 -disable-llvm-passes -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M18 %s |
| 6 | // RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -std=c++1y -O1 -disable-llvm-passes -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M19 %s |
| 7 | // RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O1 -o - %s -w | FileCheck --check-prefix=GO1 %s |
| 8 | |
| 9 | // CHECK-NOT doesn't play nice with CHECK-DAG, so use separate run lines. |
| 10 | // RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -DMSABI -w | FileCheck --check-prefix=MSC2 %s |
| 11 | // RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=GNU2 %s |
| 12 | |
| 13 | // Helper structs to make templates more expressive. |
| 14 | struct ImplicitInst_Imported {}; |
| 15 | struct ImplicitInst_NotImported {}; |
| 16 | struct ExplicitDecl_Imported {}; |
| 17 | struct ExplicitInst_Imported {}; |
| 18 | struct ExplicitSpec_Imported {}; |
| 19 | struct ExplicitSpec_Def_Imported {}; |
| 20 | struct ExplicitSpec_InlineDef_Imported {}; |
| 21 | struct ExplicitSpec_NotImported {}; |
| 22 | |
| 23 | #define JOIN2(x, y) x##y |
| 24 | #define JOIN(x, y) JOIN2(x, y) |
| 25 | #define UNIQ(name) JOIN(name, __LINE__) |
| 26 | #define USEVARTYPE(type, var) type UNIQ(use)() { return var; } |
| 27 | #define USEVAR(var) USEVARTYPE(int, var) |
| 28 | #define USE(func) void UNIQ(use)() { func(); } |
| 29 | #define USE1(func) void UNIQ(use)() { func(nullptr); } |
| 30 | #define USEMEMFUNC(class, func) void (class::*UNIQ(use)())() { return &class::func; } |
| 31 | #define USESTATICMEMFUNC(class, func) void (*UNIQ(use)())() { return &class::func; } |
| 32 | #define USECLASS(class) void UNIQ(USE)() { class x; } |
| 33 | #define USECOPYASSIGN(class) class& (class::*UNIQ(use)())(class&) { return &class::operator=; } |
| 34 | #define USEMOVEASSIGN(class) class& (class::*UNIQ(use)())(class&&) { return &class::operator=; } |
| 35 | |
| 36 | //===----------------------------------------------------------------------===// |
| 37 | // Globals |
| 38 | //===----------------------------------------------------------------------===// |
| 39 | |
| 40 | // Import declaration. |
| 41 | // MSC-DAG: @"?ExternGlobalDecl@@3HA" = external dllimport global i32 |
| 42 | // GNU-DAG: @ExternGlobalDecl = external dllimport global i32 |
| 43 | __declspec(dllimport) extern int ExternGlobalDecl; |
| 44 | USEVAR(ExternGlobalDecl) |
| 45 | |
| 46 | // dllimport implies a declaration. |
| 47 | // MSC-DAG: @"?GlobalDecl@@3HA" = external dllimport global i32 |
| 48 | // GNU-DAG: @GlobalDecl = external dllimport global i32 |
| 49 | __declspec(dllimport) int GlobalDecl; |
| 50 | USEVAR(GlobalDecl) |
| 51 | |
| 52 | // Redeclarations |
| 53 | // MSC-DAG: @"?GlobalRedecl1@@3HA" = external dllimport global i32 |
| 54 | // GNU-DAG: @GlobalRedecl1 = external dllimport global i32 |
| 55 | __declspec(dllimport) extern int GlobalRedecl1; |
| 56 | __declspec(dllimport) extern int GlobalRedecl1; |
| 57 | USEVAR(GlobalRedecl1) |
| 58 | |
| 59 | // MSC-DAG: @"?GlobalRedecl2a@@3HA" = external dllimport global i32 |
| 60 | // GNU-DAG: @GlobalRedecl2a = external dllimport global i32 |
| 61 | __declspec(dllimport) int GlobalRedecl2a; |
| 62 | __declspec(dllimport) int GlobalRedecl2a; |
| 63 | USEVAR(GlobalRedecl2a) |
| 64 | |
| 65 | // M32-DAG: @"?GlobalRedecl2b@@3PAHA" = external dllimport global i32* |
| 66 | // M64-DAG: @"?GlobalRedecl2b@@3PEAHEA" = external dllimport global i32* |
| 67 | // GNU-DAG: @GlobalRedecl2b = external dllimport global i32* |
| 68 | int *__attribute__((dllimport)) GlobalRedecl2b; |
| 69 | int *__attribute__((dllimport)) GlobalRedecl2b; |
| 70 | USEVARTYPE(int*, GlobalRedecl2b) |
| 71 | |
| 72 | // MSC-DAG: @"?GlobalRedecl2c@@3HA" = external dllimport global i32 |
| 73 | // GNU-DAG: @GlobalRedecl2c = external dllimport global i32 |
| 74 | int GlobalRedecl2c __attribute__((dllimport)); |
| 75 | int GlobalRedecl2c __attribute__((dllimport)); |
| 76 | USEVAR(GlobalRedecl2c) |
| 77 | |
| 78 | // NB: MSC issues a warning and makes GlobalRedecl3 dllexport. We follow GCC |
| 79 | // and drop the dllimport with a warning. |
| 80 | // MSC-DAG: @"?GlobalRedecl3@@3HA" = external dso_local global i32 |
| 81 | // GNU-DAG: @GlobalRedecl3 = external global i32 |
| 82 | __declspec(dllimport) extern int GlobalRedecl3; |
| 83 | extern int GlobalRedecl3; // dllimport ignored |
| 84 | USEVAR(GlobalRedecl3) |
| 85 | |
| 86 | // MSC-DAG: @"?ExternalGlobal@ns@@3HA" = external dllimport global i32 |
| 87 | // GNU-DAG: @_ZN2ns14ExternalGlobalE = external dllimport global i32 |
| 88 | namespace ns { __declspec(dllimport) int ExternalGlobal; } |
| 89 | USEVAR(ns::ExternalGlobal) |
| 90 | |
| 91 | int __declspec(dllimport) f(); |
| 92 | // MO1-DAG: @"?x@?1??inlineStaticLocalsFunc@@YAHXZ@4HA" = available_externally dllimport global i32 0 |
| 93 | // MO1-DAG: @"??_B?1??inlineStaticLocalsFunc@@YAHXZ@51" = available_externally dllimport global i32 0 |
| 94 | inline int __declspec(dllimport) inlineStaticLocalsFunc() { |
| 95 | static int x = f(); |
| 96 | return x++; |
| 97 | }; |
| 98 | USE(inlineStaticLocalsFunc); |
| 99 | |
| 100 | // The address of a dllimport global cannot be used in constant initialization. |
| 101 | // M32-DAG: @"?arr@?1??initializationFunc@@YAPAHXZ@4QBQAHB" = internal global [1 x i32*] zeroinitializer |
| 102 | // GNU-DAG: @_ZZ18initializationFuncvE3arr = internal global [1 x i32*] zeroinitializer |
| 103 | int *initializationFunc() { |
| 104 | static int *const arr[] = {&ExternGlobalDecl}; |
| 105 | return arr[0]; |
| 106 | } |
| 107 | USE(initializationFunc); |
| 108 | |
| 109 | |
| 110 | //===----------------------------------------------------------------------===// |
| 111 | // Variable templates |
| 112 | //===----------------------------------------------------------------------===// |
| 113 | |
| 114 | // Import declaration. |
| 115 | // MSC-DAG: @"??$ExternVarTmplDecl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 116 | // GNU-DAG: @_Z17ExternVarTmplDeclI21ImplicitInst_ImportedE = external dllimport global i32 |
| 117 | template<typename T> __declspec(dllimport) extern int ExternVarTmplDecl; |
| 118 | USEVAR(ExternVarTmplDecl<ImplicitInst_Imported>) |
| 119 | |
| 120 | // dllimport implies a declaration. |
| 121 | // MSC-DAG: @"??$VarTmplDecl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 122 | // GNU-DAG: @_Z11VarTmplDeclI21ImplicitInst_ImportedE = external dllimport global i32 |
| 123 | template<typename T> __declspec(dllimport) int VarTmplDecl; |
| 124 | USEVAR(VarTmplDecl<ImplicitInst_Imported>) |
| 125 | |
| 126 | // Redeclarations |
| 127 | // MSC-DAG: @"??$VarTmplRedecl1@UImplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 128 | // GNU-DAG: @_Z14VarTmplRedecl1I21ImplicitInst_ImportedE = external dllimport global i32 |
| 129 | template<typename T> __declspec(dllimport) extern int VarTmplRedecl1; |
| 130 | template<typename T> __declspec(dllimport) extern int VarTmplRedecl1; |
| 131 | USEVAR(VarTmplRedecl1<ImplicitInst_Imported>) |
| 132 | |
| 133 | // MSC-DAG: @"??$VarTmplRedecl2@UImplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 134 | // GNU-DAG: @_Z14VarTmplRedecl2I21ImplicitInst_ImportedE = external dllimport global i32 |
| 135 | template<typename T> __declspec(dllimport) int VarTmplRedecl2; |
| 136 | template<typename T> __declspec(dllimport) int VarTmplRedecl2; |
| 137 | USEVAR(VarTmplRedecl2<ImplicitInst_Imported>) |
| 138 | |
| 139 | // MSC-DAG: @"??$VarTmplRedecl3@UImplicitInst_Imported@@@@3HA" = external dso_local global i32 |
| 140 | // GNU-DAG: @_Z14VarTmplRedecl3I21ImplicitInst_ImportedE = external global i32 |
| 141 | template<typename T> __declspec(dllimport) extern int VarTmplRedecl3; |
| 142 | template<typename T> extern int VarTmplRedecl3; // dllimport ignored |
| 143 | USEVAR(VarTmplRedecl3<ImplicitInst_Imported>) |
| 144 | |
| 145 | |
| 146 | // MSC-DAG: @"??$ExternalVarTmpl@UImplicitInst_Imported@@@ns@@3HA" = external dllimport global i32 |
| 147 | // GNU-DAG: @_ZN2ns15ExternalVarTmplI21ImplicitInst_ImportedEE = external dllimport global i32 |
| 148 | namespace ns { template<typename T> __declspec(dllimport) int ExternalVarTmpl; } |
| 149 | USEVAR(ns::ExternalVarTmpl<ImplicitInst_Imported>) |
| 150 | |
| 151 | |
| 152 | template<typename T> int VarTmpl; |
| 153 | template<typename T> __declspec(dllimport) int ImportedVarTmpl; |
| 154 | |
| 155 | // Import implicit instantiation of an imported variable template. |
| 156 | // MSC-DAG: @"??$ImportedVarTmpl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 157 | // GNU-DAG: @_Z15ImportedVarTmplI21ImplicitInst_ImportedE = external dllimport global i32 |
| 158 | USEVAR(ImportedVarTmpl<ImplicitInst_Imported>) |
| 159 | |
| 160 | // Import explicit instantiation declaration of an imported variable template. |
| 161 | // MSC-DAG: @"??$ImportedVarTmpl@UExplicitDecl_Imported@@@@3HA" = external dllimport global i32 |
| 162 | // GNU-DAG: @_Z15ImportedVarTmplI21ExplicitDecl_ImportedE = external dllimport global i32 |
| 163 | extern template int ImportedVarTmpl<ExplicitDecl_Imported>; |
| 164 | USEVAR(ImportedVarTmpl<ExplicitDecl_Imported>) |
| 165 | |
| 166 | // An explicit instantiation definition of an imported variable template cannot |
| 167 | // be imported because the template must be defined which is illegal. |
| 168 | |
| 169 | // Import specialization of an imported variable template. |
| 170 | // MSC-DAG: @"??$ImportedVarTmpl@UExplicitSpec_Imported@@@@3HA" = external dllimport global i32 |
| 171 | // GNU-DAG: @_Z15ImportedVarTmplI21ExplicitSpec_ImportedE = external dllimport global i32 |
| 172 | template<> __declspec(dllimport) int ImportedVarTmpl<ExplicitSpec_Imported>; |
| 173 | USEVAR(ImportedVarTmpl<ExplicitSpec_Imported>) |
| 174 | |
| 175 | // Not importing specialization of an imported variable template without |
| 176 | // explicit dllimport. |
| 177 | // MSC-DAG: @"??$ImportedVarTmpl@UExplicitSpec_NotImported@@@@3HA" = dso_local global i32 0, align 4 |
| 178 | // GNU-DAG: @_Z15ImportedVarTmplI24ExplicitSpec_NotImportedE = dso_local global i32 0, align 4 |
| 179 | template<> int ImportedVarTmpl<ExplicitSpec_NotImported>; |
| 180 | USEVAR(ImportedVarTmpl<ExplicitSpec_NotImported>) |
| 181 | |
| 182 | // Import explicit instantiation declaration of a non-imported variable template. |
| 183 | // MSC-DAG: @"??$VarTmpl@UExplicitDecl_Imported@@@@3HA" = external dllimport global i32 |
| 184 | // GNU-DAG: @_Z7VarTmplI21ExplicitDecl_ImportedE = external dllimport global i32 |
| 185 | extern template __declspec(dllimport) int VarTmpl<ExplicitDecl_Imported>; |
| 186 | USEVAR(VarTmpl<ExplicitDecl_Imported>) |
| 187 | |
| 188 | // Import explicit instantiation definition of a non-imported variable template. |
| 189 | // MSC-DAG: @"??$VarTmpl@UExplicitInst_Imported@@@@3HA" = external dllimport global i32 |
| 190 | // GNU-DAG: @_Z7VarTmplI21ExplicitInst_ImportedE = external dllimport global i32 |
| 191 | template __declspec(dllimport) int VarTmpl<ExplicitInst_Imported>; |
| 192 | USEVAR(VarTmpl<ExplicitInst_Imported>) |
| 193 | |
| 194 | // Import specialization of a non-imported variable template. |
| 195 | // MSC-DAG: @"??$VarTmpl@UExplicitSpec_Imported@@@@3HA" = external dllimport global i32 |
| 196 | // GNU-DAG: @_Z7VarTmplI21ExplicitSpec_ImportedE = external dllimport global i32 |
| 197 | template<> __declspec(dllimport) int VarTmpl<ExplicitSpec_Imported>; |
| 198 | USEVAR(VarTmpl<ExplicitSpec_Imported>) |
| 199 | |
| 200 | |
| 201 | |
| 202 | //===----------------------------------------------------------------------===// |
| 203 | // Functions |
| 204 | //===----------------------------------------------------------------------===// |
| 205 | |
| 206 | // GNU-DAG: declare dso_local void @_ZdlPv(i8*) |
| 207 | |
| 208 | // Import function declaration. |
| 209 | // MSC-DAG: declare dllimport void @"?decl@@YAXXZ"() |
| 210 | // GNU-DAG: declare dllimport void @_Z4declv() |
| 211 | __declspec(dllimport) void decl(); |
| 212 | USE(decl) |
| 213 | |
| 214 | // extern "C" |
| 215 | // MSC-DAG: declare dllimport void @externC() |
| 216 | // GNU-DAG: declare dllimport void @externC() |
| 217 | extern "C" __declspec(dllimport) void externC(); |
| 218 | USE(externC) |
| 219 | |
| 220 | // Import inline function. |
| 221 | // MSC-DAG: declare dllimport void @"?inlineFunc@@YAXXZ"() |
| 222 | // GNU-DAG: define linkonce_odr dso_local void @_Z10inlineFuncv() |
| 223 | // MO1-DAG: define available_externally dllimport void @"?inlineFunc@@YAXXZ"() |
| 224 | // GO1-DAG: define linkonce_odr dso_local void @_Z10inlineFuncv() |
| 225 | __declspec(dllimport) inline void inlineFunc() {} |
| 226 | USE(inlineFunc) |
| 227 | |
| 228 | // MSC-DAG: declare dllimport void @"?inlineDecl@@YAXXZ"() |
| 229 | // GNU-DAG: define linkonce_odr dso_local void @_Z10inlineDeclv() |
| 230 | // MO1-DAG: define available_externally dllimport void @"?inlineDecl@@YAXXZ"() |
| 231 | // GO1-DAG: define linkonce_odr dso_local void @_Z10inlineDeclv() |
| 232 | __declspec(dllimport) inline void inlineDecl(); |
| 233 | void inlineDecl() {} |
| 234 | USE(inlineDecl) |
| 235 | |
| 236 | // MSC-DAG: declare dllimport void @"?inlineDef@@YAXXZ"() |
| 237 | // GNU-DAG: define linkonce_odr dso_local void @_Z9inlineDefv() |
| 238 | // MO1-DAG: define available_externally dllimport void @"?inlineDef@@YAXXZ"() |
| 239 | // GO1-DAG: define linkonce_odr dso_local void @_Z9inlineDefv() |
| 240 | __declspec(dllimport) void inlineDef(); |
| 241 | inline void inlineDef() {} |
| 242 | USE(inlineDef) |
| 243 | |
| 244 | // inline attributes |
| 245 | // MSC-DAG: declare dllimport void @"?noinline@@YAXXZ"() |
| 246 | // GNU-DAG: define linkonce_odr dso_local void @_Z8noinlinev() |
| 247 | __declspec(dllimport) __attribute__((noinline)) inline void noinline() {} |
| 248 | USE(noinline) |
| 249 | |
| 250 | // MSC2-NOT: @"?alwaysInline@@YAXXZ"() |
| 251 | // GNU2-NOT: @_Z12alwaysInlinev() |
| 252 | __declspec(dllimport) __attribute__((always_inline)) inline void alwaysInline() {} |
| 253 | USE(alwaysInline) |
| 254 | |
| 255 | // Redeclarations |
| 256 | // MSC-DAG: declare dllimport void @"?redecl1@@YAXXZ"() |
| 257 | // GNU-DAG: declare dllimport void @_Z7redecl1v() |
| 258 | __declspec(dllimport) void redecl1(); |
| 259 | __declspec(dllimport) void redecl1(); |
| 260 | USE(redecl1) |
| 261 | |
| 262 | // NB: MSC issues a warning and makes redecl2/redecl3 dllexport. We follow GCC |
| 263 | // and drop the dllimport with a warning. |
| 264 | // MSC-DAG: declare dso_local void @"?redecl2@@YAXXZ"() |
| 265 | // GNU-DAG: declare dso_local void @_Z7redecl2v() |
| 266 | __declspec(dllimport) void redecl2(); |
| 267 | void redecl2(); |
| 268 | USE(redecl2) |
| 269 | |
| 270 | // MSC-DAG: define dso_local dllexport void @"?redecl3@@YAXXZ"() |
| 271 | // GNU-DAG: define dso_local void @_Z7redecl3v() |
| 272 | __declspec(dllimport) void redecl3(); |
| 273 | void redecl3() {} // dllimport ignored |
| 274 | USE(redecl3) |
| 275 | |
| 276 | |
| 277 | // Friend functions |
| 278 | // MSC-DAG: declare dllimport void @"?friend1@@YAXXZ"() |
| 279 | // GNU-DAG: declare dllimport void @_Z7friend1v() |
| 280 | // MSC-DAG: declare dso_local void @"?friend2@@YAXXZ"() |
| 281 | // GNU-DAG: declare dso_local void @_Z7friend2v() |
| 282 | // MSC-DAG: define dso_local dllexport void @"?friend3@@YAXXZ"() |
| 283 | // GNU-DAG: define dso_local void @_Z7friend3v() |
| 284 | // MSC-DAG: declare dso_local void @"?friend4@@YAXXZ"() |
| 285 | // GNU-DAG: declare dso_local void @_Z7friend4v() |
| 286 | // MSC-DAG: declare dllimport void @"?friend5@@YAXXZ"() |
| 287 | // GNU-DAG: declare dllimport void @_Z7friend5v() |
| 288 | |
| 289 | struct FuncFriend { |
| 290 | friend __declspec(dllimport) void friend1(); |
| 291 | friend __declspec(dllimport) void friend2(); |
| 292 | friend __declspec(dllimport) void friend3(); |
| 293 | }; |
| 294 | __declspec(dllimport) void friend1(); |
| 295 | void friend2(); // dllimport ignored |
| 296 | void friend3() {} // dllimport ignored |
| 297 | |
| 298 | __declspec(dllimport) void friend4(); |
| 299 | __declspec(dllimport) void friend5(); |
| 300 | struct FuncFriendRedecl { |
| 301 | friend void friend4(); // dllimport ignored |
| 302 | friend void ::friend5(); |
| 303 | }; |
| 304 | USE(friend1) |
| 305 | USE(friend2) |
| 306 | USE(friend3) |
| 307 | USE(friend4) |
| 308 | USE(friend5) |
| 309 | |
| 310 | // Implicit declarations can be redeclared with dllimport. |
| 311 | // MSC-DAG: declare dllimport noalias i8* @"??2@{{YAPAXI|YAPEAX_K}}@Z"( |
| 312 | // GNU-DAG: declare dllimport noalias i8* @_Znw{{[yj]}}( |
| 313 | __declspec(dllimport) void* operator new(__SIZE_TYPE__ n); |
| 314 | void UNIQ(use)() { ::operator new(42); } |
| 315 | |
| 316 | // MSC-DAG: declare dllimport void @"?externalFunc@ns@@YAXXZ"() |
| 317 | // GNU-DAG: declare dllimport void @_ZN2ns12externalFuncEv() |
| 318 | namespace ns { __declspec(dllimport) void externalFunc(); } |
| 319 | USE(ns::externalFunc) |
| 320 | |
| 321 | // A dllimport function referencing non-imported vars or functions must not be available_externally. |
| 322 | |
| 323 | __declspec(dllimport) int ImportedVar; |
| 324 | int NonImportedVar; |
| 325 | __declspec(dllimport) int ImportedFunc(); |
| 326 | int NonImportedFunc(); |
| 327 | struct ClassWithNonImportedMethod { int f(); }; |
| 328 | |
| 329 | __declspec(dllimport) inline int ReferencingImportedVar() { return ImportedVar; } |
| 330 | // MO1-DAG: define available_externally dllimport i32 @"?ReferencingImportedVar@@YAHXZ" |
| 331 | __declspec(dllimport) inline int ReferencingNonImportedVar() { return NonImportedVar; } |
| 332 | // MO1-DAG: declare dllimport i32 @"?ReferencingNonImportedVar@@YAHXZ"() |
| 333 | __declspec(dllimport) inline int ReferencingImportedFunc() { return ImportedFunc(); } |
| 334 | // MO1-DAG: define available_externally dllimport i32 @"?ReferencingImportedFunc@@YAHXZ" |
| 335 | __declspec(dllimport) inline int ReferencingNonImportedFunc() { return NonImportedFunc(); } |
| 336 | // MO1-DAG: declare dllimport i32 @"?ReferencingNonImportedFunc@@YAHXZ"() |
| 337 | __declspec(dllimport) inline int ReferencingNonImportedMethod(ClassWithNonImportedMethod *x) { return x->f(); } |
| 338 | // MO1-DAG: declare dllimport i32 @"?ReferencingNonImportedMethod |
| 339 | __declspec(dllimport) inline int ReferencingClassMemberPtr(int (ClassWithNonImportedMethod::*p)(), ClassWithNonImportedMethod *x) { return (x->*p)(); } |
| 340 | // MO1-DAG: define available_externally dllimport i32 @"?ReferencingClassMemberPtr@@YAHP8ClassWithNonImportedMethod@@AEHXZPAU1@@Z" |
| 341 | USE(ReferencingImportedVar) |
| 342 | USE(ReferencingNonImportedVar) |
| 343 | USE(ReferencingImportedFunc) |
| 344 | USE(ReferencingNonImportedFunc) |
| 345 | USE1(ReferencingNonImportedMethod) |
| 346 | void UNIQ(use)() { ReferencingClassMemberPtr(&ClassWithNonImportedMethod::f, nullptr); } |
| 347 | // References to operator new and delete count too, despite not being DeclRefExprs. |
| 348 | __declspec(dllimport) inline int *ReferencingNonImportedNew() { return new int[2]; } |
| 349 | // MO1-DAG: declare dllimport i32* @"?ReferencingNonImportedNew@@YAPAHXZ" |
| 350 | __declspec(dllimport) inline int *ReferencingNonImportedDelete() { delete (int*)nullptr; } |
| 351 | // MO1-DAG: declare dllimport i32* @"?ReferencingNonImportedDelete@@YAPAHXZ" |
| 352 | USE(ReferencingNonImportedNew) |
| 353 | USE(ReferencingNonImportedDelete) |
| 354 | __declspec(dllimport) void* operator new[](__SIZE_TYPE__); |
| 355 | __declspec(dllimport) void operator delete(void*); |
| 356 | __declspec(dllimport) inline int *ReferencingImportedNew() { return new int[2]; } |
| 357 | // MO1-DAG: define available_externally dllimport i32* @"?ReferencingImportedNew@@YAPAHXZ" |
| 358 | __declspec(dllimport) inline int *ReferencingImportedDelete() { delete (int*)nullptr; } |
| 359 | // MO1-DAG: define available_externally dllimport i32* @"?ReferencingImportedDelete@@YAPAHXZ" |
| 360 | USE(ReferencingImportedNew) |
| 361 | USE(ReferencingImportedDelete) |
| 362 | struct ClassWithDtor { ~ClassWithDtor() {} }; |
| 363 | struct __declspec(dllimport) ClassWithNonDllImportField { using X = ClassWithDtor; X t[2]; }; |
| 364 | struct __declspec(dllimport) ClassWithNonDllImportBase : public ClassWithDtor { }; |
| 365 | USECLASS(ClassWithNonDllImportField); |
| 366 | USECLASS(ClassWithNonDllImportBase); |
| 367 | // MO1-DAG: declare dllimport x86_thiscallcc void @"??1ClassWithNonDllImportBase@@QAE@XZ"(%struct.ClassWithNonDllImportBase*) |
| 368 | // MO1-DAG: declare dllimport x86_thiscallcc void @"??1ClassWithNonDllImportField@@QAE@XZ"(%struct.ClassWithNonDllImportField*) |
| 369 | struct ClassWithCtor { ClassWithCtor() {} }; |
| 370 | struct __declspec(dllimport) ClassWithNonDllImportFieldWithCtor { ClassWithCtor t; }; |
| 371 | USECLASS(ClassWithNonDllImportFieldWithCtor); |
| 372 | // MO1-DAG: declare dllimport x86_thiscallcc %struct.ClassWithNonDllImportFieldWithCtor* @"??0ClassWithNonDllImportFieldWithCtor@@QAE@XZ"(%struct.ClassWithNonDllImportFieldWithCtor* returned) |
| 373 | struct ClassWithImplicitDtor { __declspec(dllimport) ClassWithImplicitDtor(); ClassWithDtor member; }; |
| 374 | __declspec(dllimport) inline void ReferencingDtorThroughDefinition() { ClassWithImplicitDtor x; }; |
| 375 | USE(ReferencingDtorThroughDefinition) |
| 376 | // MO1-DAG: declare dllimport void @"?ReferencingDtorThroughDefinition@@YAXXZ"() |
| 377 | __declspec(dllimport) inline void ReferencingDtorThroughTemporary() { ClassWithImplicitDtor(); }; |
| 378 | USE(ReferencingDtorThroughTemporary) |
| 379 | // MO1-DAG: declare dllimport void @"?ReferencingDtorThroughTemporary@@YAXXZ"() |
| 380 | |
| 381 | // A dllimport function with a TLS variable must not be available_externally. |
| 382 | __declspec(dllimport) inline void FunctionWithTLSVar() { static __thread int x = 42; } |
| 383 | // MO1-DAG: declare dllimport void @"?FunctionWithTLSVar@@YAXXZ" |
| 384 | __declspec(dllimport) inline void FunctionWithNormalVar() { static int x = 42; } |
| 385 | // MO1-DAG: define available_externally dllimport void @"?FunctionWithNormalVar@@YAXXZ" |
| 386 | USE(FunctionWithTLSVar) |
| 387 | USE(FunctionWithNormalVar) |
| 388 | |
| 389 | |
| 390 | //===----------------------------------------------------------------------===// |
| 391 | // Function templates |
| 392 | //===----------------------------------------------------------------------===// |
| 393 | |
| 394 | // Import function template declaration. |
| 395 | // MSC-DAG: declare dllimport void @"??$funcTmplDecl@UImplicitInst_Imported@@@@YAXXZ"() |
| 396 | // GNU-DAG: declare dllimport void @_Z12funcTmplDeclI21ImplicitInst_ImportedEvv() |
| 397 | template<typename T> __declspec(dllimport) void funcTmplDecl(); |
| 398 | USE(funcTmplDecl<ImplicitInst_Imported>) |
| 399 | |
| 400 | // Function template definitions cannot be imported. |
| 401 | |
| 402 | // Import inline function template. |
| 403 | // MSC-DAG: declare dllimport void @"??$inlineFuncTmpl1@UImplicitInst_Imported@@@@YAXXZ"() |
| 404 | // GNU-DAG: define linkonce_odr dso_local void @_Z15inlineFuncTmpl1I21ImplicitInst_ImportedEvv() |
| 405 | // MO1-DAG: define available_externally dllimport void @"??$inlineFuncTmpl1@UImplicitInst_Imported@@@@YAXXZ"() |
| 406 | // GO1-DAG: define linkonce_odr dso_local void @_Z15inlineFuncTmpl1I21ImplicitInst_ImportedEvv() |
| 407 | template<typename T> __declspec(dllimport) inline void inlineFuncTmpl1() {} |
| 408 | USE(inlineFuncTmpl1<ImplicitInst_Imported>) |
| 409 | |
| 410 | // MSC-DAG: declare dllimport void @"??$inlineFuncTmpl2@UImplicitInst_Imported@@@@YAXXZ"() |
| 411 | // GNU-DAG: define linkonce_odr dso_local void @_Z15inlineFuncTmpl2I21ImplicitInst_ImportedEvv() |
| 412 | // MO1-DAG: define available_externally dllimport void @"??$inlineFuncTmpl2@UImplicitInst_Imported@@@@YAXXZ"() |
| 413 | // GO1-DAG: define linkonce_odr dso_local void @_Z15inlineFuncTmpl2I21ImplicitInst_ImportedEvv() |
| 414 | template<typename T> inline void __attribute__((dllimport)) inlineFuncTmpl2() {} |
| 415 | USE(inlineFuncTmpl2<ImplicitInst_Imported>) |
| 416 | |
| 417 | // MSC-DAG: define linkonce_odr dso_local void @"??$inlineFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"() |
| 418 | // GNU-DAG: define linkonce_odr dso_local void @_Z18inlineFuncTmplDeclI21ImplicitInst_ImportedEvv() |
| 419 | // MO1-DAG: define linkonce_odr dso_local void @"??$inlineFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"() |
| 420 | // GO1-DAG: define linkonce_odr dso_local void @_Z18inlineFuncTmplDeclI21ImplicitInst_ImportedEvv() |
| 421 | template<typename T> __declspec(dllimport) inline void inlineFuncTmplDecl(); |
| 422 | template<typename T> void inlineFuncTmplDecl() {} |
| 423 | USE(inlineFuncTmplDecl<ImplicitInst_Imported>) |
| 424 | |
| 425 | // MSC-DAG: define linkonce_odr dso_local void @"??$inlineFuncTmplDef@UImplicitInst_Imported@@@@YAXXZ"() |
| 426 | // GNU-DAG: define linkonce_odr dso_local void @_Z17inlineFuncTmplDefI21ImplicitInst_ImportedEvv() |
| 427 | // MO1-DAG: define linkonce_odr dso_local void @"??$inlineFuncTmplDef@UImplicitInst_Imported@@@@YAXXZ"() |
| 428 | // GO1-DAG: define linkonce_odr dso_local void @_Z17inlineFuncTmplDefI21ImplicitInst_ImportedEvv() |
| 429 | template<typename T> __declspec(dllimport) void inlineFuncTmplDef(); |
| 430 | template<typename T> inline void inlineFuncTmplDef() {} |
| 431 | USE(inlineFuncTmplDef<ImplicitInst_Imported>) |
| 432 | |
| 433 | |
| 434 | // Redeclarations |
| 435 | // MSC-DAG: declare dllimport void @"??$funcTmplRedecl1@UImplicitInst_Imported@@@@YAXXZ"() |
| 436 | // GNU-DAG: declare dllimport void @_Z15funcTmplRedecl1I21ImplicitInst_ImportedEvv() |
| 437 | template<typename T> __declspec(dllimport) void funcTmplRedecl1(); |
| 438 | template<typename T> __declspec(dllimport) void funcTmplRedecl1(); |
| 439 | USE(funcTmplRedecl1<ImplicitInst_Imported>) |
| 440 | |
| 441 | // MSC-DAG: declare dso_local void @"??$funcTmplRedecl2@UImplicitInst_NotImported@@@@YAXXZ"() |
| 442 | // GNU-DAG: declare dso_local void @_Z15funcTmplRedecl2I24ImplicitInst_NotImportedEvv() |
| 443 | template<typename T> __declspec(dllimport) void funcTmplRedecl2(); |
| 444 | template<typename T> void funcTmplRedecl2(); // dllimport ignored |
| 445 | USE(funcTmplRedecl2<ImplicitInst_NotImported>) |
| 446 | |
| 447 | // MSC-DAG: define linkonce_odr dso_local void @"??$funcTmplRedecl3@UImplicitInst_NotImported@@@@YAXXZ"() |
| 448 | // GNU-DAG: define linkonce_odr dso_local void @_Z15funcTmplRedecl3I24ImplicitInst_NotImportedEvv() |
| 449 | template<typename T> __declspec(dllimport) void funcTmplRedecl3(); |
| 450 | template<typename T> void funcTmplRedecl3() {} // dllimport ignored |
| 451 | USE(funcTmplRedecl3<ImplicitInst_NotImported>) |
| 452 | |
| 453 | |
| 454 | // Function template friends |
| 455 | // MSC-DAG: declare dllimport void @"??$funcTmplFriend1@UImplicitInst_Imported@@@@YAXXZ"() |
| 456 | // GNU-DAG: declare dllimport void @_Z15funcTmplFriend1I21ImplicitInst_ImportedEvv() |
| 457 | // MSC-DAG: declare dso_local void @"??$funcTmplFriend2@UImplicitInst_NotImported@@@@YAXXZ"() |
| 458 | // GNU-DAG: declare dso_local void @_Z15funcTmplFriend2I24ImplicitInst_NotImportedEvv() |
| 459 | // MSC-DAG: define linkonce_odr dso_local void @"??$funcTmplFriend3@UImplicitInst_NotImported@@@@YAXXZ"() |
| 460 | // GNU-DAG: define linkonce_odr dso_local void @_Z15funcTmplFriend3I24ImplicitInst_NotImportedEvv() |
| 461 | // MSC-DAG: define linkonce_odr dso_local void @"??$funcTmplFriend4@UImplicitInst_Imported@@@@YAXXZ"() |
| 462 | // GNU-DAG: define linkonce_odr dso_local void @_Z15funcTmplFriend4I21ImplicitInst_ImportedEvv() |
| 463 | struct FuncTmplFriend { |
| 464 | template<typename T> friend __declspec(dllimport) void funcTmplFriend1(); |
| 465 | template<typename T> friend __declspec(dllimport) void funcTmplFriend2(); |
| 466 | template<typename T> friend __declspec(dllimport) void funcTmplFriend3(); |
| 467 | template<typename T> friend __declspec(dllimport) inline void funcTmplFriend4(); |
| 468 | }; |
| 469 | template<typename T> __declspec(dllimport) void funcTmplFriend1(); |
| 470 | template<typename T> void funcTmplFriend2(); // dllimport ignored |
| 471 | template<typename T> void funcTmplFriend3() {} // dllimport ignored |
| 472 | template<typename T> inline void funcTmplFriend4() {} |
| 473 | USE(funcTmplFriend1<ImplicitInst_Imported>) |
| 474 | USE(funcTmplFriend2<ImplicitInst_NotImported>) |
| 475 | USE(funcTmplFriend3<ImplicitInst_NotImported>) |
| 476 | USE(funcTmplFriend4<ImplicitInst_Imported>) |
| 477 | |
| 478 | // MSC-DAG: declare dllimport void @"??$externalFuncTmpl@UImplicitInst_Imported@@@ns@@YAXXZ"() |
| 479 | // GNU-DAG: declare dllimport void @_ZN2ns16externalFuncTmplI21ImplicitInst_ImportedEEvv() |
| 480 | namespace ns { template<typename T> __declspec(dllimport) void externalFuncTmpl(); } |
| 481 | USE(ns::externalFuncTmpl<ImplicitInst_Imported>) |
| 482 | |
| 483 | |
| 484 | template<typename T> void funcTmpl() {} |
| 485 | template<typename T> inline void inlineFuncTmpl() {} |
| 486 | template<typename T> __declspec(dllimport) void importedFuncTmplDecl(); |
| 487 | template<typename T> __declspec(dllimport) inline void importedFuncTmpl() {} |
| 488 | |
| 489 | // Import implicit instantiation of an imported function template. |
| 490 | // MSC-DAG: declare dllimport void @"??$importedFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"() |
| 491 | // GNU-DAG: declare dllimport void @_Z20importedFuncTmplDeclI21ImplicitInst_ImportedEvv() |
| 492 | USE(importedFuncTmplDecl<ImplicitInst_Imported>) |
| 493 | |
| 494 | // MSC-DAG: declare dllimport void @"??$importedFuncTmpl@UImplicitInst_Imported@@@@YAXXZ"() |
| 495 | // GNU-DAG: define linkonce_odr dso_local void @_Z16importedFuncTmplI21ImplicitInst_ImportedEvv() |
| 496 | // MO1-DAG: define available_externally dllimport void @"??$importedFuncTmpl@UImplicitInst_Imported@@@@YAXXZ"() |
| 497 | // GO1-DAG: define linkonce_odr dso_local void @_Z16importedFuncTmplI21ImplicitInst_ImportedEvv() |
| 498 | USE(importedFuncTmpl<ImplicitInst_Imported>) |
| 499 | |
| 500 | // Import explicit instantiation declaration of an imported function template. |
| 501 | // MSC-DAG: declare dllimport void @"??$importedFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"() |
| 502 | // GNU-DAG: declare dso_local void @_Z16importedFuncTmplI21ExplicitDecl_ImportedEvv() |
| 503 | // MO1-DAG: define available_externally dllimport void @"??$importedFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"() |
| 504 | // GO1-DAG: define available_externally dso_local void @_Z16importedFuncTmplI21ExplicitDecl_ImportedEvv() |
| 505 | extern template void importedFuncTmpl<ExplicitDecl_Imported>(); |
| 506 | USE(importedFuncTmpl<ExplicitDecl_Imported>) |
| 507 | |
| 508 | // Import explicit instantiation definition of an imported function template. |
| 509 | // MSC-DAG: declare dllimport void @"??$importedFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 510 | // GNU-DAG: define weak_odr dso_local void @_Z16importedFuncTmplI21ExplicitInst_ImportedEvv() |
| 511 | // MO1-DAG: define available_externally dllimport void @"??$importedFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 512 | // GO1-DAG: define weak_odr dso_local void @_Z16importedFuncTmplI21ExplicitInst_ImportedEvv() |
| 513 | template void importedFuncTmpl<ExplicitInst_Imported>(); |
| 514 | USE(importedFuncTmpl<ExplicitInst_Imported>) |
| 515 | |
| 516 | |
| 517 | // Import specialization of an imported function template. |
| 518 | // MSC-DAG: declare dllimport void @"??$importedFuncTmplDecl@UExplicitSpec_Imported@@@@YAXXZ"() |
| 519 | // GNU-DAG: declare dllimport void @_Z20importedFuncTmplDeclI21ExplicitSpec_ImportedEvv() |
| 520 | template<> __declspec(dllimport) void importedFuncTmplDecl<ExplicitSpec_Imported>(); |
| 521 | USE(importedFuncTmplDecl<ExplicitSpec_Imported>) |
| 522 | |
| 523 | // MSC-DAG-FIXME: declare dllimport void @"??$importedFuncTmplDecl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 524 | // MO1-DAG-FIXME: define available_externally dllimport void @"??$importedFuncTmplDecl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 525 | #ifdef MSABI |
| 526 | //template<> __declspec(dllimport) void importedFuncTmplDecl<ExplicitSpec_Def_Imported>() {} |
| 527 | //USE(importedFuncTmplDecl<ExplicitSpec_Def_Imported>) |
| 528 | #endif |
| 529 | |
| 530 | // MSC-DAG: declare dllimport void @"??$importedFuncTmplDecl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 531 | // GNU-DAG: define linkonce_odr dso_local void @_Z20importedFuncTmplDeclI31ExplicitSpec_InlineDef_ImportedEvv() |
| 532 | // MO1-DAG: define available_externally dllimport void @"??$importedFuncTmplDecl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 533 | // GO1-DAG: define linkonce_odr dso_local void @_Z20importedFuncTmplDeclI31ExplicitSpec_InlineDef_ImportedEvv() |
| 534 | template<> __declspec(dllimport) inline void importedFuncTmplDecl<ExplicitSpec_InlineDef_Imported>() {} |
| 535 | USE(importedFuncTmplDecl<ExplicitSpec_InlineDef_Imported>) |
| 536 | |
| 537 | |
| 538 | // MSC-DAG: declare dllimport void @"??$importedFuncTmpl@UExplicitSpec_Imported@@@@YAXXZ"() |
| 539 | // GNU-DAG: declare dllimport void @_Z16importedFuncTmplI21ExplicitSpec_ImportedEvv() |
| 540 | template<> __declspec(dllimport) void importedFuncTmpl<ExplicitSpec_Imported>(); |
| 541 | USE(importedFuncTmpl<ExplicitSpec_Imported>) |
| 542 | |
| 543 | // MSC-DAG-FIXME: declare dllimport void @"??$importedFuncTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 544 | // MO1-DAG-FIXME: define available_externally dllimport void @"??$importedFuncTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 545 | #ifdef MSABI |
| 546 | //template<> __declspec(dllimport) void importedFuncTmpl<ExplicitSpec_Def_Imported>() {} |
| 547 | //USE(importedFuncTmpl<ExplicitSpec_Def_Imported>) |
| 548 | #endif |
| 549 | |
| 550 | // MSC-DAG: declare dllimport void @"??$importedFuncTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 551 | // GNU-DAG: define linkonce_odr dso_local void @_Z16importedFuncTmplI31ExplicitSpec_InlineDef_ImportedEvv() |
| 552 | // MO1-DAG: define available_externally dllimport void @"??$importedFuncTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 553 | // GO1-DAG: define linkonce_odr dso_local void @_Z16importedFuncTmplI31ExplicitSpec_InlineDef_ImportedEvv() |
| 554 | template<> __declspec(dllimport) inline void importedFuncTmpl<ExplicitSpec_InlineDef_Imported>() {} |
| 555 | USE(importedFuncTmpl<ExplicitSpec_InlineDef_Imported>) |
| 556 | |
| 557 | |
| 558 | // Not importing specialization of an imported function template without |
| 559 | // explicit dllimport. |
| 560 | // MSC-DAG: define dso_local void @"??$importedFuncTmpl@UExplicitSpec_NotImported@@@@YAXXZ"() |
| 561 | // GNU-DAG: define dso_local void @_Z16importedFuncTmplI24ExplicitSpec_NotImportedEvv() |
| 562 | template<> void importedFuncTmpl<ExplicitSpec_NotImported>() {} |
| 563 | USE(importedFuncTmpl<ExplicitSpec_NotImported>) |
| 564 | |
| 565 | |
| 566 | // Import explicit instantiation declaration of a non-imported function template. |
| 567 | // MSC-DAG: declare dllimport void @"??$funcTmpl@UExplicitDecl_Imported@@@@YAXXZ"() |
| 568 | // MSC-DAG: declare dllimport void @"??$inlineFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"() |
| 569 | // GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitDecl_ImportedEvv() |
| 570 | // GNU-DAG: declare dso_local void @_Z14inlineFuncTmplI21ExplicitDecl_ImportedEvv() |
| 571 | // MO1-DAG: define available_externally dllimport void @"??$inlineFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"() |
| 572 | // GO1-DAG: define available_externally dso_local void @_Z14inlineFuncTmplI21ExplicitDecl_ImportedEvv() |
| 573 | extern template __declspec(dllimport) void funcTmpl<ExplicitDecl_Imported>(); |
| 574 | extern template __declspec(dllimport) void inlineFuncTmpl<ExplicitDecl_Imported>(); |
| 575 | USE(funcTmpl<ExplicitDecl_Imported>) |
| 576 | USE(inlineFuncTmpl<ExplicitDecl_Imported>) |
| 577 | |
| 578 | |
| 579 | // Import explicit instantiation definition of a non-imported function template. |
| 580 | // MSC-DAG: declare dllimport void @"??$funcTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 581 | // MSC-DAG: declare dllimport void @"??$inlineFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 582 | // GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitInst_ImportedEvv() |
| 583 | // GNU-DAG: define weak_odr dso_local void @_Z14inlineFuncTmplI21ExplicitInst_ImportedEvv() |
| 584 | // MO1-DAG: declare dllimport void @"??$funcTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 585 | // MO1-DAG: define available_externally dllimport void @"??$inlineFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"() |
| 586 | // GO1-DAG: define available_externally dllimport void @_Z8funcTmplI21ExplicitInst_ImportedEvv() |
| 587 | // GO1-DAG: define weak_odr dso_local void @_Z14inlineFuncTmplI21ExplicitInst_ImportedEvv() |
| 588 | template __declspec(dllimport) void funcTmpl<ExplicitInst_Imported>(); |
| 589 | template __declspec(dllimport) void inlineFuncTmpl<ExplicitInst_Imported>(); |
| 590 | USE(funcTmpl<ExplicitInst_Imported>) |
| 591 | USE(inlineFuncTmpl<ExplicitInst_Imported>) |
| 592 | |
| 593 | |
| 594 | // Import specialization of a non-imported function template. |
| 595 | // MSC-DAG: declare dllimport void @"??$funcTmpl@UExplicitSpec_Imported@@@@YAXXZ"() |
| 596 | // GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitSpec_ImportedEvv() |
| 597 | template<> __declspec(dllimport) void funcTmpl<ExplicitSpec_Imported>(); |
| 598 | USE(funcTmpl<ExplicitSpec_Imported>) |
| 599 | |
| 600 | // MSC-DAG-FIXME: declare dllimport void @"??$funcTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 601 | // MO1-DAG-FIXME: define available_externally dllimport void @"??$funcTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"() |
| 602 | #ifdef MSABI |
| 603 | //template<> __declspec(dllimport) void funcTmpl<ExplicitSpec_Def_Imported>() {} |
| 604 | //USE(funcTmpl<ExplicitSpec_Def_Imported>) |
| 605 | #endif |
| 606 | |
| 607 | // MSC-DAG: declare dllimport void @"??$funcTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 608 | // GNU-DAG: define linkonce_odr dso_local void @_Z8funcTmplI31ExplicitSpec_InlineDef_ImportedEvv() |
| 609 | // MO1-DAG: define available_externally dllimport void @"??$funcTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"() |
| 610 | // GO1-DAG: define linkonce_odr dso_local void @_Z8funcTmplI31ExplicitSpec_InlineDef_ImportedEvv() |
| 611 | template<> __declspec(dllimport) inline void funcTmpl<ExplicitSpec_InlineDef_Imported>() {} |
| 612 | USE(funcTmpl<ExplicitSpec_InlineDef_Imported>) |
| 613 | |
| 614 | #ifdef MSABI |
| 615 | namespace pr35435 { |
| 616 | struct X; |
| 617 | template <typename T> struct __declspec(dllimport) S { |
| 618 | void foo(T *t) { t->problem(); } |
| 619 | }; |
| 620 | template void S<X>::foo(X*); // Cannot be instantiated because X is incomplete; dllimport means it's treated as an instantiation decl. |
| 621 | } |
| 622 | #endif |
| 623 | |
| 624 | |
| 625 | //===----------------------------------------------------------------------===// |
| 626 | // Classes |
| 627 | //===----------------------------------------------------------------------===// |
| 628 | |
| 629 | struct __declspec(dllimport) T { |
| 630 | void a() {} |
| 631 | // MO1-DAG: define available_externally dllimport x86_thiscallcc void @"?a@T@@QAEXXZ" |
| 632 | |
| 633 | static void StaticMethod(); |
| 634 | // MSC-DAG: declare dllimport void @"?StaticMethod@T@@SAXXZ"() |
| 635 | // GNU-DAG: declare dllimport void @_ZN1T12StaticMethodEv() |
| 636 | |
| 637 | static int b; |
| 638 | // MO1-DAG: @"?b@T@@2HA" = external dllimport global i32 |
| 639 | |
| 640 | T& operator=(T&) = default; |
| 641 | // MO1-DAG: define available_externally dllimport x86_thiscallcc dereferenceable({{[0-9]+}}) %struct.T* @"??4T@@QAEAAU0@AAU0@@Z" |
| 642 | |
| 643 | T& operator=(T&&) = default; |
| 644 | // Note: Don't mark inline move operators dllimport because current MSVC versions don't export them. |
| 645 | // M18-DAG: define linkonce_odr dso_local x86_thiscallcc dereferenceable({{[0-9]+}}) %struct.T* @"??4T@@QAEAAU0@$$QAU0@@Z" |
| 646 | // M19-DAG: define available_externally dllimport x86_thiscallcc dereferenceable({{[0-9]+}}) %struct.T* @"??4T@@QAEAAU0@$$QAU0@@Z" |
| 647 | }; |
| 648 | USEMEMFUNC(T, a) |
| 649 | USESTATICMEMFUNC(T, StaticMethod) |
| 650 | USEVAR(T::b) |
| 651 | USECOPYASSIGN(T) |
| 652 | USEMOVEASSIGN(T) |
| 653 | |
| 654 | template <typename T> struct __declspec(dllimport) U { void foo() {} }; |
| 655 | // MO1-DAG: define available_externally dllimport x86_thiscallcc void @"?foo@?$U@H@@QAEXXZ" |
| 656 | struct __declspec(dllimport) V : public U<int> { }; |
| 657 | USEMEMFUNC(V, foo) |
| 658 | |
| 659 | struct __declspec(dllimport) W { virtual void foo() {} }; |
| 660 | USECLASS(W) |
| 661 | // vftable: |
| 662 | // MO1-DAG: @"??_SW@@6B@" = linkonce_odr unnamed_addr constant { [1 x i8*] } { [1 x i8*] [i8* bitcast (void (%struct.W*)* @"?foo@W@@UAEXXZ" to i8*)] } |
| 663 | // GO1-DAG: @_ZTV1W = available_externally dllimport unnamed_addr constant { [3 x i8*] } { [3 x i8*] [i8* null, i8* null, i8* bitcast (void (%struct.W*)* @_ZN1W3fooEv to i8*)] } |
| 664 | |
| 665 | struct __declspec(dllimport) KeyFuncClass { |
| 666 | constexpr KeyFuncClass() {} |
| 667 | virtual void foo(); |
| 668 | }; |
| 669 | extern constexpr KeyFuncClass keyFuncClassVar = {}; |
| 670 | // G32-DAG: @_ZTV12KeyFuncClass = external dllimport unnamed_addr constant { [3 x i8*] } |
| 671 | |
| 672 | struct __declspec(dllimport) X : public virtual W {}; |
| 673 | USECLASS(X) |
| 674 | // vbtable: |
| 675 | // MO1-DAG: @"??_8X@@7B@" = available_externally dllimport unnamed_addr constant [2 x i32] [i32 0, i32 4] |
| 676 | |
| 677 | struct __declspec(dllimport) Y { |
| 678 | int x; |
| 679 | }; |
| 680 | |
| 681 | struct __declspec(dllimport) Z { virtual ~Z() {} }; |
| 682 | USECLASS(Z) |
| 683 | // User-defined dtor: |
| 684 | // MO1-DAG: define available_externally dllimport x86_thiscallcc void @"??1Z@@UAE@XZ" |
| 685 | |
| 686 | namespace DontUseDtorAlias { |
| 687 | struct __declspec(dllimport) A { ~A(); }; |
| 688 | struct __declspec(dllimport) B : A { ~B(); }; |
| 689 | inline A::~A() { } |
| 690 | inline B::~B() { } |
| 691 | // Emit a real definition of B's constructor; don't alias it to A's. |
| 692 | // MO1-DAG: available_externally dllimport x86_thiscallcc void @"??1B@DontUseDtorAlias@@QAE@XZ" |
| 693 | USECLASS(B) |
| 694 | } |
| 695 | |
| 696 | namespace Vtordisp { |
| 697 | // Don't dllimport the vtordisp. |
| 698 | // MO1-DAG: define linkonce_odr dso_local x86_thiscallcc void @"?f@?$C@H@Vtordisp@@$4PPPPPPPM@A@AEXXZ" |
| 699 | |
| 700 | class __declspec(dllimport) Base { |
| 701 | virtual void f() {} |
| 702 | }; |
| 703 | template <typename T> |
| 704 | class __declspec(dllimport) C : virtual public Base { |
| 705 | public: |
| 706 | C() {} |
| 707 | virtual void f() {} |
| 708 | }; |
| 709 | USECLASS(C<int>); |
| 710 | } |
| 711 | |
| 712 | namespace ClassTemplateStaticDef { |
| 713 | // Regular template static field: |
| 714 | template <typename T> struct __declspec(dllimport) S { |
| 715 | static int x; |
| 716 | }; |
| 717 | template <typename T> int S<T>::x; |
| 718 | // MSC-DAG: @"?x@?$S@H@ClassTemplateStaticDef@@2HA" = external dllimport global i32 |
| 719 | int f() { return S<int>::x; } |
| 720 | |
| 721 | // Partial class template specialization static field: |
| 722 | template <typename A> struct T; |
| 723 | template <typename A> struct __declspec(dllimport) T<A*> { |
| 724 | static int x; |
| 725 | }; |
| 726 | template <typename A> int T<A*>::x; |
| 727 | // GNU-DAG: @_ZN22ClassTemplateStaticDef1TIPvE1xE = external dllimport global i32 |
| 728 | int g() { return T<void*>::x; } |
| 729 | } |
| 730 | |
| 731 | namespace PR19933 { |
| 732 | // Don't dynamically initialize dllimport vars. |
| 733 | // MSC2-NOT: @llvm.global_ctors |
| 734 | // GNU2-NOT: @llvm.global_ctors |
| 735 | |
| 736 | struct NonPOD { NonPOD(); }; |
| 737 | template <typename T> struct A { static NonPOD x; }; |
| 738 | template <typename T> NonPOD A<T>::x; |
| 739 | template struct __declspec(dllimport) A<int>; |
| 740 | USEVARTYPE(NonPOD, A<int>::x); |
| 741 | // MSC-DAG: @"?x@?$A@H@PR19933@@2UNonPOD@2@A" = external dllimport global %"struct.PR19933::NonPOD" |
| 742 | |
| 743 | int f(); |
| 744 | template <typename T> struct B { static int x; }; |
| 745 | template <typename T> int B<T>::x = f(); |
| 746 | template struct __declspec(dllimport) B<int>; |
| 747 | USEVAR(B<int>::x); |
| 748 | // MSC-DAG: @"?x@?$B@H@PR19933@@2HA" = external dllimport global i32 |
| 749 | |
| 750 | constexpr int g() { return 42; } |
| 751 | template <typename T> struct C { static int x; }; |
| 752 | template <typename T> int C<T>::x = g(); |
| 753 | template struct __declspec(dllimport) C<int>; |
| 754 | USEVAR(C<int>::x); |
| 755 | // MSC-DAG: @"?x@?$C@H@PR19933@@2HA" = external dllimport global i32 |
| 756 | |
| 757 | template <int I> struct D { static int x, y; }; |
| 758 | template <int I> int D<I>::x = I + 1; |
| 759 | template <int I> int D<I>::y = I + f(); |
| 760 | template struct __declspec(dllimport) D<42>; |
| 761 | USEVAR(D<42>::x); |
| 762 | USEVAR(D<42>::y); |
| 763 | // MSC-DAG: @"?x@?$D@$0CK@@PR19933@@2HA" = external dllimport global i32 |
| 764 | // MSC-DAG: @"?y@?$D@$0CK@@PR19933@@2HA" = external dllimport global i32 |
| 765 | } |
| 766 | |
| 767 | namespace PR21355 { |
| 768 | struct __declspec(dllimport) S { |
| 769 | virtual ~S(); |
| 770 | }; |
| 771 | S::~S() {} |
| 772 | |
| 773 | // S::~S is a key function, so we would ordinarily emit a strong definition for |
| 774 | // the vtable. However, S is imported, so the vtable should be too. |
| 775 | |
| 776 | // GNU-DAG: @_ZTVN7PR213551SE = available_externally dllimport unnamed_addr constant { [4 x i8*] } |
| 777 | } |
| 778 | |
| 779 | namespace PR21366 { |
| 780 | struct __declspec(dllimport) S { |
| 781 | void outOfLineMethod(); |
| 782 | void inlineMethod() {} |
| 783 | inline void anotherInlineMethod(); |
| 784 | void outOfClassInlineMethod(); |
| 785 | }; |
| 786 | void S::anotherInlineMethod() {} |
| 787 | inline void S::outOfClassInlineMethod() {} |
| 788 | } |
| 789 | |
| 790 | namespace PR27319 { |
| 791 | // Make sure we don't assert due to not having checked for operator delete on |
| 792 | // the destructor. |
| 793 | template <typename> struct A { |
| 794 | virtual ~A() = default; |
| 795 | }; |
| 796 | extern template struct __declspec(dllimport) A<int>; |
| 797 | void f() { new A<int>(); } |
| 798 | // MO1-DAG: @"??_S?$A@H@PR27319@@6B@" = linkonce_odr unnamed_addr constant { [1 x i8*] } |
| 799 | } |
| 800 | |
| 801 | // MS ignores DLL attributes on partial specializations. |
| 802 | template <typename T> struct PartiallySpecializedClassTemplate {}; |
| 803 | template <typename T> struct __declspec(dllimport) PartiallySpecializedClassTemplate<T*> { void f(); }; |
| 804 | USEMEMFUNC(PartiallySpecializedClassTemplate<void*>, f); |
| 805 | // M32-DAG: declare dso_local x86_thiscallcc void @"?f@?$PartiallySpecializedClassTemplate@PAX@@QAEXXZ" |
| 806 | // G32-DAG: declare dllimport x86_thiscallcc void @_ZN33PartiallySpecializedClassTemplateIPvE1fEv |
| 807 | |
| 808 | // Attributes on explicit specializations are honored. |
| 809 | template <typename T> struct ExplicitlySpecializedClassTemplate {}; |
| 810 | template <> struct __declspec(dllimport) ExplicitlySpecializedClassTemplate<void*> { void f(); }; |
| 811 | USEMEMFUNC(ExplicitlySpecializedClassTemplate<void*>, f); |
| 812 | // M32-DAG: declare dllimport x86_thiscallcc void @"?f@?$ExplicitlySpecializedClassTemplate@PAX@@QAEXXZ" |
| 813 | // G32-DAG: declare dllimport x86_thiscallcc void @_ZN34ExplicitlySpecializedClassTemplateIPvE1fEv |
| 814 | |
| 815 | // MS inherits DLL attributes to partial specializations. |
| 816 | template <typename T> struct __declspec(dllimport) PartiallySpecializedImportedClassTemplate {}; |
| 817 | template <typename T> struct PartiallySpecializedImportedClassTemplate<T*> { void f() {} }; |
| 818 | USEMEMFUNC(PartiallySpecializedImportedClassTemplate<void*>, f); |
| 819 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?f@?$PartiallySpecializedImportedClassTemplate@PAX@@QAEXXZ" |
| 820 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN41PartiallySpecializedImportedClassTemplateIPvE1fEv |
| 821 | |
| 822 | // Attributes on the instantiation take precedence over attributes on the template. |
| 823 | template <typename T> struct __declspec(dllexport) ExplicitlyInstantiatedWithDifferentAttr { void f() {} }; |
| 824 | template struct __declspec(dllimport) ExplicitlyInstantiatedWithDifferentAttr<int>; |
| 825 | USEMEMFUNC(ExplicitlyInstantiatedWithDifferentAttr<int>, f); |
| 826 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?f@?$ExplicitlyInstantiatedWithDifferentAttr@H@@QAEXXZ" |
| 827 | |
| 828 | template <typename T> struct ExplicitInstantiationDeclImportedDefTemplate { void f() {} ExplicitInstantiationDeclImportedDefTemplate() {}}; |
| 829 | extern template struct ExplicitInstantiationDeclImportedDefTemplate<int>; |
| 830 | template struct __declspec(dllimport) ExplicitInstantiationDeclImportedDefTemplate<int>; |
| 831 | USECLASS(ExplicitInstantiationDeclImportedDefTemplate<int>); |
| 832 | USEMEMFUNC(ExplicitInstantiationDeclImportedDefTemplate<int>, f); |
| 833 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?f@?$ExplicitInstantiationDeclImportedDefTemplate@H@@QAEXXZ" |
| 834 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc %struct.ExplicitInstantiationDeclImportedDefTemplate* @"??0?$ExplicitInstantiationDeclImportedDefTemplate@H@@QAE@XZ" |
| 835 | // G32-DAG: define weak_odr dso_local x86_thiscallcc void @_ZN44ExplicitInstantiationDeclImportedDefTemplateIiE1fEv |
| 836 | |
| 837 | template <typename T> struct __declspec(dllimport) ExplicitInstantiationDeclExportedDefImportedTemplate { void f() {} ExplicitInstantiationDeclExportedDefImportedTemplate() {} }; |
| 838 | extern template struct __declspec(dllimport) ExplicitInstantiationDeclExportedDefImportedTemplate <int>; |
| 839 | template struct __declspec(dllexport) ExplicitInstantiationDeclExportedDefImportedTemplate<int>; |
| 840 | USECLASS(ExplicitInstantiationDeclExportedDefImportedTemplate<int>); |
| 841 | USEMEMFUNC(ExplicitInstantiationDeclExportedDefImportedTemplate<int>, f); |
| 842 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?f@?$ExplicitInstantiationDeclExportedDefImportedTemplate@H@@QAEXXZ" |
| 843 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc %struct.ExplicitInstantiationDeclExportedDefImportedTemplate* @"??0?$ExplicitInstantiationDeclExportedDefImportedTemplate@H@@QAE@XZ" |
| 844 | |
| 845 | template <typename T> struct PR23770BaseTemplate { void f() {} }; |
| 846 | template <typename T> struct PR23770DerivedTemplate : PR23770BaseTemplate<int> {}; |
| 847 | extern template struct PR23770DerivedTemplate<int>; |
| 848 | template struct __declspec(dllimport) PR23770DerivedTemplate<int>; |
| 849 | USEMEMFUNC(PR23770BaseTemplate<int>, f); |
| 850 | // M32-DAG: declare dllimport x86_thiscallcc void @"?f@?$PR23770BaseTemplate@H@@QAEXXZ" |
| 851 | |
| 852 | namespace PR27810 { |
| 853 | template <class T> |
| 854 | struct basic_ostream { |
| 855 | struct sentry { |
| 856 | sentry() { } |
| 857 | void foo() { } |
| 858 | }; |
| 859 | }; |
| 860 | template class __declspec(dllimport) basic_ostream<char>; |
| 861 | // The explicit instantiation definition acts as an explicit instantiation |
| 862 | // *declaration*, dllimport is not inherited by the inner class, and no |
| 863 | // functions are emitted unless they are used. |
| 864 | |
| 865 | USEMEMFUNC(basic_ostream<char>::sentry, foo); |
| 866 | // M32-DAG: define linkonce_odr dso_local x86_thiscallcc void @"?foo@sentry@?$basic_ostream@D@PR27810@@QAEXXZ" |
| 867 | // M32-NOT: ??0sentry@?$basic_ostream@D@PR27810@@QAE@XZ |
| 868 | } |
| 869 | |
| 870 | namespace PR27811 { |
| 871 | template <class T> struct codecvt { |
| 872 | virtual ~codecvt() { } |
| 873 | }; |
| 874 | template class __declspec(dllimport) codecvt<char>; |
| 875 | |
| 876 | // dllimport means this explicit instantiation definition gets treated as a |
| 877 | // declaration. Thus, the vtable should not be marked used, and in fact |
| 878 | // nothing for this class should be emitted at all since it's not used. |
| 879 | // M32-NOT: codecvt |
| 880 | } |
| 881 | |
| 882 | //===----------------------------------------------------------------------===// |
| 883 | // Classes with template base classes |
| 884 | //===----------------------------------------------------------------------===// |
| 885 | |
| 886 | template <typename T> struct ClassTemplate { void func() {} }; |
| 887 | template <typename T> struct __declspec(dllexport) ExportedClassTemplate { void func(); }; |
| 888 | template <typename T> void ExportedClassTemplate<T>::func() {} |
| 889 | template <typename T> struct __declspec(dllimport) ImportedClassTemplate { void func(); }; |
| 890 | |
| 891 | template <typename T> struct ExplicitlySpecializedTemplate { void func() {} }; |
| 892 | template <> struct ExplicitlySpecializedTemplate<int> { void func() {} }; |
| 893 | template <typename T> struct ExplicitlyExportSpecializedTemplate { void func() {} }; |
| 894 | template <> struct __declspec(dllexport) ExplicitlyExportSpecializedTemplate<int> { void func(); }; |
| 895 | void ExplicitlyExportSpecializedTemplate<int>::func() {} |
| 896 | template <typename T> struct ExplicitlyImportSpecializedTemplate { void func() {} }; |
| 897 | template <> struct __declspec(dllimport) ExplicitlyImportSpecializedTemplate<int> { void func(); }; |
| 898 | |
| 899 | template <typename T> struct ExplicitlyInstantiatedTemplate { void func() {} }; |
| 900 | template struct ExplicitlyInstantiatedTemplate<int>; |
| 901 | template <typename T> struct ExplicitlyExportInstantiatedTemplate { void func(); }; |
| 902 | template <typename T> void ExplicitlyExportInstantiatedTemplate<T>::func() {} |
| 903 | template struct __declspec(dllexport) ExplicitlyExportInstantiatedTemplate<int>; |
| 904 | template <typename T> struct ExplicitlyImportInstantiatedTemplate { void func(); }; |
| 905 | template struct __declspec(dllimport) ExplicitlyImportInstantiatedTemplate<int>; |
| 906 | |
| 907 | |
| 908 | // MS: ClassTemplate<int> gets imported. |
| 909 | struct __declspec(dllimport) DerivedFromTemplate : public ClassTemplate<int> {}; |
| 910 | USEMEMFUNC(ClassTemplate<int>, func) |
| 911 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?func@?$ClassTemplate@H@@QAEXXZ" |
| 912 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN13ClassTemplateIiE4funcEv |
| 913 | |
| 914 | // ImportedTemplate is explicitly imported. |
| 915 | struct __declspec(dllimport) DerivedFromImportedTemplate : public ImportedClassTemplate<int> {}; |
| 916 | USEMEMFUNC(ImportedClassTemplate<int>, func) |
| 917 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ImportedClassTemplate@H@@QAEXXZ" |
| 918 | // G32-DAG: declare dllimport x86_thiscallcc void @_ZN21ImportedClassTemplateIiE4funcEv |
| 919 | |
| 920 | // ExportedTemplate is explicitly exported. |
| 921 | struct __declspec(dllimport) DerivedFromExportedTemplate : public ExportedClassTemplate<int> {}; |
| 922 | USEMEMFUNC(ExportedClassTemplate<int>, func) |
| 923 | // M32-DAG: define weak_odr dso_local dllexport x86_thiscallcc void @"?func@?$ExportedClassTemplate@H@@QAEXXZ" |
| 924 | // G32-DAG: define weak_odr dso_local dllexport x86_thiscallcc void @_ZN21ExportedClassTemplateIiE4funcEv |
| 925 | |
| 926 | // Base class already implicitly instantiated without attribute. |
| 927 | struct DerivedFromTemplateD : public ClassTemplate<double> {}; |
| 928 | struct __declspec(dllimport) DerivedFromTemplateD2 : public ClassTemplate<double> {}; |
| 929 | USEMEMFUNC(ClassTemplate<double>, func) |
| 930 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ClassTemplate@N@@QAEXXZ" |
| 931 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN13ClassTemplateIdE4funcEv |
| 932 | |
| 933 | // MS: Base class already instantiated with dfferent attribute. |
| 934 | struct __declspec(dllexport) DerivedFromTemplateB : public ClassTemplate<bool> {}; |
| 935 | struct __declspec(dllimport) DerivedFromTemplateB2 : public ClassTemplate<bool> {}; |
| 936 | USEMEMFUNC(ClassTemplate<bool>, func) |
| 937 | // M32-DAG: define weak_odr dso_local dllexport x86_thiscallcc void @"?func@?$ClassTemplate@_N@@QAEXXZ" |
| 938 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN13ClassTemplateIbE4funcEv |
| 939 | |
| 940 | // Base class already specialized without dll attribute. |
| 941 | struct __declspec(dllimport) DerivedFromExplicitlySpecializedTemplate : public ExplicitlySpecializedTemplate<int> {}; |
| 942 | USEMEMFUNC(ExplicitlySpecializedTemplate<int>, func) |
| 943 | // M32-DAG: define linkonce_odr dso_local x86_thiscallcc void @"?func@?$ExplicitlySpecializedTemplate@H@@QAEXXZ" |
| 944 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN29ExplicitlySpecializedTemplateIiE4funcEv |
| 945 | |
| 946 | // Base class alredy specialized with export attribute. |
| 947 | struct __declspec(dllimport) DerivedFromExplicitlyExportSpecializedTemplate : public ExplicitlyExportSpecializedTemplate<int> {}; |
| 948 | USEMEMFUNC(ExplicitlyExportSpecializedTemplate<int>, func) |
| 949 | // M32-DAG: define dso_local dllexport x86_thiscallcc void @"?func@?$ExplicitlyExportSpecializedTemplate@H@@QAEXXZ" |
| 950 | // G32-DAG: define dso_local dllexport x86_thiscallcc void @_ZN35ExplicitlyExportSpecializedTemplateIiE4funcEv |
| 951 | |
| 952 | // Base class already specialized with import attribute. |
| 953 | struct __declspec(dllimport) DerivedFromExplicitlyImportSpecializedTemplate : public ExplicitlyImportSpecializedTemplate<int> {}; |
| 954 | USEMEMFUNC(ExplicitlyImportSpecializedTemplate<int>, func) |
| 955 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ExplicitlyImportSpecializedTemplate@H@@QAEXXZ" |
| 956 | // G32-DAG: declare dllimport x86_thiscallcc void @_ZN35ExplicitlyImportSpecializedTemplateIiE4funcEv |
| 957 | |
| 958 | // Base class already instantiated without dll attribute. |
| 959 | struct __declspec(dllimport) DerivedFromExplicitlyInstantiatedTemplate : public ExplicitlyInstantiatedTemplate<int> {}; |
| 960 | USEMEMFUNC(ExplicitlyInstantiatedTemplate<int>, func) |
| 961 | // M32-DAG: define weak_odr dso_local x86_thiscallcc void @"?func@?$ExplicitlyInstantiatedTemplate@H@@QAEXXZ" |
| 962 | // G32-DAG: define weak_odr dso_local x86_thiscallcc void @_ZN30ExplicitlyInstantiatedTemplateIiE4funcEv |
| 963 | |
| 964 | // Base class already instantiated with export attribute. |
| 965 | struct __declspec(dllimport) DerivedFromExplicitlyExportInstantiatedTemplate : public ExplicitlyExportInstantiatedTemplate<int> {}; |
| 966 | USEMEMFUNC(ExplicitlyExportInstantiatedTemplate<int>, func) |
| 967 | // M32-DAG: define weak_odr dso_local dllexport x86_thiscallcc void @"?func@?$ExplicitlyExportInstantiatedTemplate@H@@QAEXXZ" |
| 968 | // G32-DAG: define weak_odr dso_local dllexport x86_thiscallcc void @_ZN36ExplicitlyExportInstantiatedTemplateIiE4funcEv |
| 969 | |
| 970 | // Base class already instantiated with import attribute. |
| 971 | struct __declspec(dllimport) DerivedFromExplicitlyImportInstantiatedTemplate : public ExplicitlyImportInstantiatedTemplate<int> {}; |
| 972 | USEMEMFUNC(ExplicitlyImportInstantiatedTemplate<int>, func) |
| 973 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ExplicitlyImportInstantiatedTemplate@H@@QAEXXZ" |
| 974 | // G32-DAG: declare dllimport x86_thiscallcc void @_ZN36ExplicitlyImportInstantiatedTemplateIiE4funcEv |
| 975 | |
| 976 | // MS: A dll attribute propagates through multiple levels of instantiation. |
| 977 | template <typename T> struct TopClass { void func() {} }; |
| 978 | template <typename T> struct MiddleClass : public TopClass<T> { }; |
| 979 | struct __declspec(dllimport) BottomClass : public MiddleClass<int> { }; |
| 980 | USEMEMFUNC(TopClass<int>, func) |
| 981 | // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"?func@?$TopClass@H@@QAEXXZ" |
| 982 | // G32-DAG: define linkonce_odr dso_local x86_thiscallcc void @_ZN8TopClassIiE4funcEv |
| 983 | |
| 984 | template <typename T> struct ExplicitInstantiationDeclTemplateBase { void func() {} }; |
| 985 | extern template struct ExplicitInstantiationDeclTemplateBase<int>; |
| 986 | struct __declspec(dllimport) DerivedFromExplicitInstantiationDeclTemplateBase : public ExplicitInstantiationDeclTemplateBase<int> {}; |
| 987 | template struct ExplicitInstantiationDeclTemplateBase<int>; |
| 988 | USEMEMFUNC(ExplicitInstantiationDeclTemplateBase<int>, func) |
| 989 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ExplicitInstantiationDeclTemplateBase@H@@QAEXXZ" |
| 990 | // G32-DAG: define weak_odr dso_local x86_thiscallcc void @_ZN37ExplicitInstantiationDeclTemplateBaseIiE4funcEv |
| 991 | |
| 992 | template <typename T> struct ExplicitInstantiationDeclTemplateBase2 { void func() {} }; |
| 993 | extern template struct ExplicitInstantiationDeclTemplateBase2<int>; |
| 994 | struct __declspec(dllimport) DerivedFromExplicitInstantiationDeclTemplateBase2 : public ExplicitInstantiationDeclTemplateBase2<int> {}; |
| 995 | template struct __declspec(dllexport) ExplicitInstantiationDeclTemplateBase2<int>; |
| 996 | USEMEMFUNC(ExplicitInstantiationDeclTemplateBase2<int>, func) |
| 997 | // M32-DAG: declare dllimport x86_thiscallcc void @"?func@?$ExplicitInstantiationDeclTemplateBase2@H@@QAEXXZ" |
| 998 | // G32-DAG: define weak_odr dso_local x86_thiscallcc void @_ZN38ExplicitInstantiationDeclTemplateBase2IiE4funcEv |
| 999 | |
| 1000 | namespace pr39496 { |
| 1001 | // Make sure dll attribute are inherited by static locals also in template |
| 1002 | // specializations. |
| 1003 | template <typename> struct __declspec(dllimport) S { int foo() { static int x; return x++; } }; |
| 1004 | int foo() { S<int> s; return s.foo(); } |
| 1005 | // MO1-DAG: @"?x@?{{1|2}}??foo@?$S@H@pr39496@@Q{{[A-Z]*}}HXZ@4HA" = available_externally dllimport global i32 0, align 4 |
| 1006 | |
| 1007 | template <typename> struct T { int foo() { static int x; return x++; } }; |
| 1008 | extern template struct __declspec(dllimport) T<int>; |
| 1009 | int bar() { T<int> t; return t.foo(); } |
| 1010 | // MO1-DAG: @"?x@?{{1|2}}??foo@?$T@H@pr39496@@Q{{[A-Z]*}}HXZ@4HA" = available_externally dllimport global i32 0, align 4 |
| 1011 | |
| 1012 | template <typename T> struct __declspec(dllimport) U { |
| 1013 | void foo() { |
| 1014 | // Don't inherit dllimport to src before attaching the initializer. |
| 1015 | static constexpr char src[] = {"hello"}; |
| 1016 | T arr[sizeof(src)]; |
| 1017 | } |
| 1018 | }; |
| 1019 | void baz() { U<int> u; u.foo(); } // No diagnostic. |
| 1020 | |
| 1021 | } |
| 1022 | |