772 lines
40 KiB
C++
772 lines
40 KiB
C++
// RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s -DMSABI | FileCheck --check-prefix=MSC --check-prefix=M32 %s
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// RUN: %clang_cc1 -triple x86_64-windows-msvc -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s -DMSABI | FileCheck --check-prefix=MSC --check-prefix=M64 %s
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// RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=GNU --check-prefix=G32 %s
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// RUN: %clang_cc1 -triple x86_64-windows-gnu -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=GNU --check-prefix=G64 %s
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// RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -emit-llvm -std=c++1y -O1 -o - %s -DMSABI | FileCheck --check-prefix=MO1 %s
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// RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -emit-llvm -std=c++1y -O1 -o - %s | FileCheck --check-prefix=GO1 %s
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// CHECK-NOT doesn't play nice with CHECK-DAG, so use separate run lines.
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// RUN: %clang_cc1 -triple i686-windows-msvc -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s -DMSABI | FileCheck --check-prefix=MSC2 %s
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// RUN: %clang_cc1 -triple i686-windows-gnu -fno-rtti -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=GNU2 %s
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// Helper structs to make templates more expressive.
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struct ImplicitInst_Imported {};
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struct ImplicitInst_NotImported {};
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struct ExplicitDecl_Imported {};
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struct ExplicitInst_Imported {};
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struct ExplicitSpec_Imported {};
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struct ExplicitSpec_Def_Imported {};
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struct ExplicitSpec_InlineDef_Imported {};
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struct ExplicitSpec_NotImported {};
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#define JOIN2(x, y) x##y
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#define JOIN(x, y) JOIN2(x, y)
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#define UNIQ(name) JOIN(name, __LINE__)
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#define USEVARTYPE(type, var) type UNIQ(use)() { return var; }
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#define USEVAR(var) USEVARTYPE(int, var)
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#define USE(func) void UNIQ(use)() { func(); }
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#define USEMEMFUNC(class, func) void (class::*UNIQ(use)())() { return &class::func; }
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#define USECLASS(class) void UNIQ(USE)() { class x; }
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#define USECOPYASSIGN(class) class& (class::*UNIQ(use)())(class&) { return &class::operator=; }
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#define USEMOVEASSIGN(class) class& (class::*UNIQ(use)())(class&&) { return &class::operator=; }
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//===----------------------------------------------------------------------===//
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// Globals
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//===----------------------------------------------------------------------===//
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// Import declaration.
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// MSC-DAG: @"\01?ExternGlobalDecl@@3HA" = external dllimport global i32
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// GNU-DAG: @ExternGlobalDecl = external dllimport global i32
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__declspec(dllimport) extern int ExternGlobalDecl;
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USEVAR(ExternGlobalDecl)
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// dllimport implies a declaration.
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// MSC-DAG: @"\01?GlobalDecl@@3HA" = external dllimport global i32
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// GNU-DAG: @GlobalDecl = external dllimport global i32
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__declspec(dllimport) int GlobalDecl;
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USEVAR(GlobalDecl)
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// Redeclarations
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// MSC-DAG: @"\01?GlobalRedecl1@@3HA" = external dllimport global i32
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// GNU-DAG: @GlobalRedecl1 = external dllimport global i32
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__declspec(dllimport) extern int GlobalRedecl1;
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__declspec(dllimport) extern int GlobalRedecl1;
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USEVAR(GlobalRedecl1)
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// MSC-DAG: @"\01?GlobalRedecl2a@@3HA" = external dllimport global i32
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// GNU-DAG: @GlobalRedecl2a = external dllimport global i32
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__declspec(dllimport) int GlobalRedecl2a;
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__declspec(dllimport) int GlobalRedecl2a;
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USEVAR(GlobalRedecl2a)
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// M32-DAG: @"\01?GlobalRedecl2b@@3PAHA" = external dllimport global i32*
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// M64-DAG: @"\01?GlobalRedecl2b@@3PEAHEA" = external dllimport global i32*
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// GNU-DAG: @GlobalRedecl2b = external dllimport global i32*
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int *__attribute__((dllimport)) GlobalRedecl2b;
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int *__attribute__((dllimport)) GlobalRedecl2b;
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USEVARTYPE(int*, GlobalRedecl2b)
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// MSC-DAG: @"\01?GlobalRedecl2c@@3HA" = external dllimport global i32
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// GNU-DAG: @GlobalRedecl2c = external dllimport global i32
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int GlobalRedecl2c __attribute__((dllimport));
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int GlobalRedecl2c __attribute__((dllimport));
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USEVAR(GlobalRedecl2c)
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// NB: MSC issues a warning and makes GlobalRedecl3 dllexport. We follow GCC
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// and drop the dllimport with a warning.
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// MSC-DAG: @"\01?GlobalRedecl3@@3HA" = external global i32
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// GNU-DAG: @GlobalRedecl3 = external global i32
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__declspec(dllimport) extern int GlobalRedecl3;
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extern int GlobalRedecl3; // dllimport ignored
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USEVAR(GlobalRedecl3)
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// MSC-DAG: @"\01?ExternalGlobal@ns@@3HA" = external dllimport global i32
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// GNU-DAG: @_ZN2ns14ExternalGlobalE = external dllimport global i32
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namespace ns { __declspec(dllimport) int ExternalGlobal; }
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USEVAR(ns::ExternalGlobal)
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int f();
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// MO1-DAG: @"\01?x@?1??inlineStaticLocalsFunc@@YAHXZ@4HA" = available_externally dllimport global i32 0
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// MO1-DAG: @"\01??_B?1??inlineStaticLocalsFunc@@YAHXZ@51" = available_externally dllimport global i32 0
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inline int __declspec(dllimport) inlineStaticLocalsFunc() {
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static int x = f();
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return x++;
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};
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USE(inlineStaticLocalsFunc);
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// The address of a dllimport global cannot be used in constant initialization.
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// M32-DAG: @"\01?arr@?0??initializationFunc@@YAPAHXZ@4QBQAHB" = internal global [1 x i32*] zeroinitializer
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// GNU-DAG: @_ZZ18initializationFuncvE3arr = internal global [1 x i32*] zeroinitializer
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int *initializationFunc() {
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static int *const arr[] = {&ExternGlobalDecl};
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return arr[0];
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}
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USE(initializationFunc);
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//===----------------------------------------------------------------------===//
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// Variable templates
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//===----------------------------------------------------------------------===//
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// Import declaration.
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// MSC-DAG: @"\01??$ExternVarTmplDecl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z17ExternVarTmplDeclI21ImplicitInst_ImportedE = external dllimport global i32
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template<typename T> __declspec(dllimport) extern int ExternVarTmplDecl;
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USEVAR(ExternVarTmplDecl<ImplicitInst_Imported>)
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// dllimport implies a declaration.
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// MSC-DAG: @"\01??$VarTmplDecl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z11VarTmplDeclI21ImplicitInst_ImportedE = external dllimport global i32
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template<typename T> __declspec(dllimport) int VarTmplDecl;
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USEVAR(VarTmplDecl<ImplicitInst_Imported>)
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// Redeclarations
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// MSC-DAG: @"\01??$VarTmplRedecl1@UImplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z14VarTmplRedecl1I21ImplicitInst_ImportedE = external dllimport global i32
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template<typename T> __declspec(dllimport) extern int VarTmplRedecl1;
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template<typename T> __declspec(dllimport) extern int VarTmplRedecl1;
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USEVAR(VarTmplRedecl1<ImplicitInst_Imported>)
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// MSC-DAG: @"\01??$VarTmplRedecl2@UImplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z14VarTmplRedecl2I21ImplicitInst_ImportedE = external dllimport global i32
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template<typename T> __declspec(dllimport) int VarTmplRedecl2;
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template<typename T> __declspec(dllimport) int VarTmplRedecl2;
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USEVAR(VarTmplRedecl2<ImplicitInst_Imported>)
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// MSC-DAG: @"\01??$VarTmplRedecl3@UImplicitInst_Imported@@@@3HA" = external global i32
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// GNU-DAG: @_Z14VarTmplRedecl3I21ImplicitInst_ImportedE = external global i32
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template<typename T> __declspec(dllimport) extern int VarTmplRedecl3;
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template<typename T> extern int VarTmplRedecl3; // dllimport ignored
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USEVAR(VarTmplRedecl3<ImplicitInst_Imported>)
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// MSC-DAG: @"\01??$ExternalVarTmpl@UImplicitInst_Imported@@@ns@@3HA" = external dllimport global i32
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// GNU-DAG: @_ZN2ns15ExternalVarTmplI21ImplicitInst_ImportedEE = external dllimport global i32
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namespace ns { template<typename T> __declspec(dllimport) int ExternalVarTmpl; }
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USEVAR(ns::ExternalVarTmpl<ImplicitInst_Imported>)
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template<typename T> int VarTmpl;
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template<typename T> __declspec(dllimport) int ImportedVarTmpl;
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// Import implicit instantiation of an imported variable template.
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// MSC-DAG: @"\01??$ImportedVarTmpl@UImplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z15ImportedVarTmplI21ImplicitInst_ImportedE = external dllimport global i32
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USEVAR(ImportedVarTmpl<ImplicitInst_Imported>)
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// Import explicit instantiation declaration of an imported variable template.
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// MSC-DAG: @"\01??$ImportedVarTmpl@UExplicitDecl_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z15ImportedVarTmplI21ExplicitDecl_ImportedE = external dllimport global i32
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extern template int ImportedVarTmpl<ExplicitDecl_Imported>;
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USEVAR(ImportedVarTmpl<ExplicitDecl_Imported>)
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// An explicit instantiation definition of an imported variable template cannot
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// be imported because the template must be defined which is illegal.
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// Import specialization of an imported variable template.
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// MSC-DAG: @"\01??$ImportedVarTmpl@UExplicitSpec_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z15ImportedVarTmplI21ExplicitSpec_ImportedE = external dllimport global i32
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template<> __declspec(dllimport) int ImportedVarTmpl<ExplicitSpec_Imported>;
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USEVAR(ImportedVarTmpl<ExplicitSpec_Imported>)
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// Not importing specialization of an imported variable template without
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// explicit dllimport.
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// MSC-DAG: @"\01??$ImportedVarTmpl@UExplicitSpec_NotImported@@@@3HA" = global i32 0, align 4
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// GNU-DAG: @_Z15ImportedVarTmplI24ExplicitSpec_NotImportedE = global i32 0, align 4
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template<> int ImportedVarTmpl<ExplicitSpec_NotImported>;
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USEVAR(ImportedVarTmpl<ExplicitSpec_NotImported>)
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// Import explicit instantiation declaration of a non-imported variable template.
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// MSC-DAG: @"\01??$VarTmpl@UExplicitDecl_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z7VarTmplI21ExplicitDecl_ImportedE = external dllimport global i32
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extern template __declspec(dllimport) int VarTmpl<ExplicitDecl_Imported>;
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USEVAR(VarTmpl<ExplicitDecl_Imported>)
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// Import explicit instantiation definition of a non-imported variable template.
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// MSC-DAG: @"\01??$VarTmpl@UExplicitInst_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z7VarTmplI21ExplicitInst_ImportedE = external dllimport global i32
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template __declspec(dllimport) int VarTmpl<ExplicitInst_Imported>;
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USEVAR(VarTmpl<ExplicitInst_Imported>)
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// Import specialization of a non-imported variable template.
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// MSC-DAG: @"\01??$VarTmpl@UExplicitSpec_Imported@@@@3HA" = external dllimport global i32
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// GNU-DAG: @_Z7VarTmplI21ExplicitSpec_ImportedE = external dllimport global i32
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template<> __declspec(dllimport) int VarTmpl<ExplicitSpec_Imported>;
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USEVAR(VarTmpl<ExplicitSpec_Imported>)
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//===----------------------------------------------------------------------===//
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// Functions
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//===----------------------------------------------------------------------===//
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// Import function declaration.
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// MSC-DAG: declare dllimport void @"\01?decl@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z4declv()
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__declspec(dllimport) void decl();
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USE(decl)
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// extern "C"
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// MSC-DAG: declare dllimport void @externC()
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// GNU-DAG: declare dllimport void @externC()
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extern "C" __declspec(dllimport) void externC();
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USE(externC)
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// Import inline function.
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// MSC-DAG: declare dllimport void @"\01?inlineFunc@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z10inlineFuncv()
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// MO1-DAG: define available_externally dllimport void @"\01?inlineFunc@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z10inlineFuncv()
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__declspec(dllimport) inline void inlineFunc() {}
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USE(inlineFunc)
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// MSC-DAG: declare dllimport void @"\01?inlineDecl@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z10inlineDeclv()
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// MO1-DAG: define available_externally dllimport void @"\01?inlineDecl@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z10inlineDeclv()
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__declspec(dllimport) inline void inlineDecl();
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void inlineDecl() {}
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USE(inlineDecl)
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// MSC-DAG: declare dllimport void @"\01?inlineDef@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z9inlineDefv()
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// MO1-DAG: define available_externally dllimport void @"\01?inlineDef@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z9inlineDefv()
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__declspec(dllimport) void inlineDef();
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inline void inlineDef() {}
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USE(inlineDef)
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// inline attributes
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// MSC-DAG: declare dllimport void @"\01?noinline@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z8noinlinev()
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__declspec(dllimport) __attribute__((noinline)) inline void noinline() {}
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USE(noinline)
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// MSC2-NOT: @"\01?alwaysInline@@YAXXZ"()
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// GNU2-NOT: @_Z12alwaysInlinev()
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__declspec(dllimport) __attribute__((always_inline)) inline void alwaysInline() {}
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USE(alwaysInline)
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// Redeclarations
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// MSC-DAG: declare dllimport void @"\01?redecl1@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z7redecl1v()
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__declspec(dllimport) void redecl1();
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__declspec(dllimport) void redecl1();
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USE(redecl1)
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// NB: MSC issues a warning and makes redecl2/redecl3 dllexport. We follow GCC
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// and drop the dllimport with a warning.
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// MSC-DAG: declare void @"\01?redecl2@@YAXXZ"()
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// GNU-DAG: declare void @_Z7redecl2v()
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__declspec(dllimport) void redecl2();
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void redecl2();
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USE(redecl2)
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// MSC-DAG: define void @"\01?redecl3@@YAXXZ"()
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// GNU-DAG: define void @_Z7redecl3v()
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__declspec(dllimport) void redecl3();
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void redecl3() {} // dllimport ignored
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USE(redecl3)
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// Friend functions
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// MSC-DAG: declare dllimport void @"\01?friend1@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z7friend1v()
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// MSC-DAG: declare void @"\01?friend2@@YAXXZ"()
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// GNU-DAG: declare void @_Z7friend2v()
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// MSC-DAG: define void @"\01?friend3@@YAXXZ"()
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// GNU-DAG: define void @_Z7friend3v()
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struct FuncFriend {
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friend __declspec(dllimport) void friend1();
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friend __declspec(dllimport) void friend2();
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friend __declspec(dllimport) void friend3();
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};
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__declspec(dllimport) void friend1();
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void friend2(); // dllimport ignored
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void friend3() {} // dllimport ignored
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USE(friend1)
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USE(friend2)
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USE(friend3)
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// Implicit declarations can be redeclared with dllimport.
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// MSC-DAG: declare dllimport noalias i8* @"\01??2@{{YAPAXI|YAPEAX_K}}@Z"(
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// GNU-DAG: declare dllimport noalias i8* @_Znw{{[yj]}}(
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__declspec(dllimport) void* operator new(__SIZE_TYPE__ n);
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void UNIQ(use)() { ::operator new(42); }
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// MSC-DAG: declare dllimport void @"\01?externalFunc@ns@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_ZN2ns12externalFuncEv()
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namespace ns { __declspec(dllimport) void externalFunc(); }
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USE(ns::externalFunc)
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//===----------------------------------------------------------------------===//
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// Function templates
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//===----------------------------------------------------------------------===//
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// Import function template declaration.
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// MSC-DAG: declare dllimport void @"\01??$funcTmplDecl@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z12funcTmplDeclI21ImplicitInst_ImportedEvv()
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template<typename T> __declspec(dllimport) void funcTmplDecl();
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USE(funcTmplDecl<ImplicitInst_Imported>)
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// Function template definitions cannot be imported.
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// Import inline function template.
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// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmpl1@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z15inlineFuncTmpl1I21ImplicitInst_ImportedEvv()
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// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmpl1@UImplicitInst_Imported@@@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z15inlineFuncTmpl1I21ImplicitInst_ImportedEvv()
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template<typename T> __declspec(dllimport) inline void inlineFuncTmpl1() {}
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USE(inlineFuncTmpl1<ImplicitInst_Imported>)
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// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmpl2@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z15inlineFuncTmpl2I21ImplicitInst_ImportedEvv()
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// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmpl2@UImplicitInst_Imported@@@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z15inlineFuncTmpl2I21ImplicitInst_ImportedEvv()
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template<typename T> inline void __attribute__((dllimport)) inlineFuncTmpl2() {}
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USE(inlineFuncTmpl2<ImplicitInst_Imported>)
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// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z18inlineFuncTmplDeclI21ImplicitInst_ImportedEvv()
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// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z18inlineFuncTmplDeclI21ImplicitInst_ImportedEvv()
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template<typename T> __declspec(dllimport) inline void inlineFuncTmplDecl();
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template<typename T> void inlineFuncTmplDecl() {}
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USE(inlineFuncTmplDecl<ImplicitInst_Imported>)
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// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmplDef@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z17inlineFuncTmplDefI21ImplicitInst_ImportedEvv()
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// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmplDef@UImplicitInst_Imported@@@@YAXXZ"()
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// GO1-DAG: define available_externally dllimport void @_Z17inlineFuncTmplDefI21ImplicitInst_ImportedEvv()
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template<typename T> __declspec(dllimport) void inlineFuncTmplDef();
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template<typename T> inline void inlineFuncTmplDef() {}
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USE(inlineFuncTmplDef<ImplicitInst_Imported>)
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// Redeclarations
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// MSC-DAG: declare dllimport void @"\01??$funcTmplRedecl1@UImplicitInst_Imported@@@@YAXXZ"()
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// GNU-DAG: declare dllimport void @_Z15funcTmplRedecl1I21ImplicitInst_ImportedEvv()
|
|
template<typename T> __declspec(dllimport) void funcTmplRedecl1();
|
|
template<typename T> __declspec(dllimport) void funcTmplRedecl1();
|
|
USE(funcTmplRedecl1<ImplicitInst_Imported>)
|
|
|
|
// MSC-DAG: declare void @"\01??$funcTmplRedecl2@UImplicitInst_NotImported@@@@YAXXZ"()
|
|
// GNU-DAG: declare void @_Z15funcTmplRedecl2I24ImplicitInst_NotImportedEvv()
|
|
template<typename T> __declspec(dllimport) void funcTmplRedecl2();
|
|
template<typename T> void funcTmplRedecl2(); // dllimport ignored
|
|
USE(funcTmplRedecl2<ImplicitInst_NotImported>)
|
|
|
|
// MSC-DAG: define linkonce_odr void @"\01??$funcTmplRedecl3@UImplicitInst_NotImported@@@@YAXXZ"()
|
|
// GNU-DAG: define linkonce_odr void @_Z15funcTmplRedecl3I24ImplicitInst_NotImportedEvv()
|
|
template<typename T> __declspec(dllimport) void funcTmplRedecl3();
|
|
template<typename T> void funcTmplRedecl3() {} // dllimport ignored
|
|
USE(funcTmplRedecl3<ImplicitInst_NotImported>)
|
|
|
|
|
|
// Function template friends
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmplFriend1@UImplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z15funcTmplFriend1I21ImplicitInst_ImportedEvv()
|
|
// MSC-DAG: declare void @"\01??$funcTmplFriend2@UImplicitInst_NotImported@@@@YAXXZ"()
|
|
// GNU-DAG: declare void @_Z15funcTmplFriend2I24ImplicitInst_NotImportedEvv()
|
|
// MSC-DAG: define linkonce_odr void @"\01??$funcTmplFriend3@UImplicitInst_NotImported@@@@YAXXZ"()
|
|
// GNU-DAG: define linkonce_odr void @_Z15funcTmplFriend3I24ImplicitInst_NotImportedEvv()
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmplFriend4@UImplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z15funcTmplFriend4I21ImplicitInst_ImportedEvv()
|
|
struct FuncTmplFriend {
|
|
template<typename T> friend __declspec(dllimport) void funcTmplFriend1();
|
|
template<typename T> friend __declspec(dllimport) void funcTmplFriend2();
|
|
template<typename T> friend __declspec(dllimport) void funcTmplFriend3();
|
|
template<typename T> friend __declspec(dllimport) inline void funcTmplFriend4();
|
|
};
|
|
template<typename T> __declspec(dllimport) void funcTmplFriend1();
|
|
template<typename T> void funcTmplFriend2(); // dllimport ignored
|
|
template<typename T> void funcTmplFriend3() {} // dllimport ignored
|
|
template<typename T> inline void funcTmplFriend4() {}
|
|
USE(funcTmplFriend1<ImplicitInst_Imported>)
|
|
USE(funcTmplFriend2<ImplicitInst_NotImported>)
|
|
USE(funcTmplFriend3<ImplicitInst_NotImported>)
|
|
USE(funcTmplFriend4<ImplicitInst_Imported>)
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$externalFuncTmpl@UImplicitInst_Imported@@@ns@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_ZN2ns16externalFuncTmplI21ImplicitInst_ImportedEEvv()
|
|
namespace ns { template<typename T> __declspec(dllimport) void externalFuncTmpl(); }
|
|
USE(ns::externalFuncTmpl<ImplicitInst_Imported>)
|
|
|
|
|
|
template<typename T> void funcTmpl() {}
|
|
template<typename T> inline void inlineFuncTmpl() {}
|
|
template<typename T> __declspec(dllimport) void importedFuncTmplDecl();
|
|
template<typename T> __declspec(dllimport) inline void importedFuncTmpl() {}
|
|
|
|
// Import implicit instantiation of an imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmplDecl@UImplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z20importedFuncTmplDeclI21ImplicitInst_ImportedEvv()
|
|
USE(importedFuncTmplDecl<ImplicitInst_Imported>)
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmpl@UImplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z16importedFuncTmplI21ImplicitInst_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$importedFuncTmpl@UImplicitInst_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z16importedFuncTmplI21ImplicitInst_ImportedEvv()
|
|
USE(importedFuncTmpl<ImplicitInst_Imported>)
|
|
|
|
// Import explicit instantiation declaration of an imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z16importedFuncTmplI21ExplicitDecl_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$importedFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z16importedFuncTmplI21ExplicitDecl_ImportedEvv()
|
|
extern template void importedFuncTmpl<ExplicitDecl_Imported>();
|
|
USE(importedFuncTmpl<ExplicitDecl_Imported>)
|
|
|
|
// Import explicit instantiation definition of an imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z16importedFuncTmplI21ExplicitInst_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$importedFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z16importedFuncTmplI21ExplicitInst_ImportedEvv()
|
|
template void importedFuncTmpl<ExplicitInst_Imported>();
|
|
USE(importedFuncTmpl<ExplicitInst_Imported>)
|
|
|
|
|
|
// Import specialization of an imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmplDecl@UExplicitSpec_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z20importedFuncTmplDeclI21ExplicitSpec_ImportedEvv()
|
|
template<> __declspec(dllimport) void importedFuncTmplDecl<ExplicitSpec_Imported>();
|
|
USE(importedFuncTmplDecl<ExplicitSpec_Imported>)
|
|
|
|
// MSC-DAG-FIXME: declare dllimport void @"\01??$importedFuncTmplDecl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
// MO1-DAG-FIXME: define available_externally dllimport void @"\01??$importedFuncTmplDecl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
#ifdef MSABI
|
|
//template<> __declspec(dllimport) void importedFuncTmplDecl<ExplicitSpec_Def_Imported>() {}
|
|
//USE(importedFuncTmplDecl<ExplicitSpec_Def_Imported>)
|
|
#endif
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmplDecl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z20importedFuncTmplDeclI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$importedFuncTmplDecl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z20importedFuncTmplDeclI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
template<> __declspec(dllimport) inline void importedFuncTmplDecl<ExplicitSpec_InlineDef_Imported>() {}
|
|
USE(importedFuncTmplDecl<ExplicitSpec_InlineDef_Imported>)
|
|
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmpl@UExplicitSpec_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z16importedFuncTmplI21ExplicitSpec_ImportedEvv()
|
|
template<> __declspec(dllimport) void importedFuncTmpl<ExplicitSpec_Imported>();
|
|
USE(importedFuncTmpl<ExplicitSpec_Imported>)
|
|
|
|
// MSC-DAG-FIXME: declare dllimport void @"\01??$importedFuncTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
// MO1-DAG-FIXME: define available_externally dllimport void @"\01??$importedFuncTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
#ifdef MSABI
|
|
//template<> __declspec(dllimport) void importedFuncTmpl<ExplicitSpec_Def_Imported>() {}
|
|
//USE(importedFuncTmpl<ExplicitSpec_Def_Imported>)
|
|
#endif
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$importedFuncTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z16importedFuncTmplI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$importedFuncTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z16importedFuncTmplI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
template<> __declspec(dllimport) inline void importedFuncTmpl<ExplicitSpec_InlineDef_Imported>() {}
|
|
USE(importedFuncTmpl<ExplicitSpec_InlineDef_Imported>)
|
|
|
|
|
|
// Not importing specialization of an imported function template without
|
|
// explicit dllimport.
|
|
// MSC-DAG: define void @"\01??$importedFuncTmpl@UExplicitSpec_NotImported@@@@YAXXZ"()
|
|
// GNU-DAG: define void @_Z16importedFuncTmplI24ExplicitSpec_NotImportedEvv()
|
|
template<> void importedFuncTmpl<ExplicitSpec_NotImported>() {}
|
|
USE(importedFuncTmpl<ExplicitSpec_NotImported>)
|
|
|
|
|
|
// Import explicit instantiation declaration of a non-imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmpl@UExplicitDecl_Imported@@@@YAXXZ"()
|
|
// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitDecl_ImportedEvv()
|
|
// GNU-DAG: declare dllimport void @_Z14inlineFuncTmplI21ExplicitDecl_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmpl@UExplicitDecl_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z14inlineFuncTmplI21ExplicitDecl_ImportedEvv()
|
|
extern template __declspec(dllimport) void funcTmpl<ExplicitDecl_Imported>();
|
|
extern template __declspec(dllimport) void inlineFuncTmpl<ExplicitDecl_Imported>();
|
|
USE(funcTmpl<ExplicitDecl_Imported>)
|
|
USE(inlineFuncTmpl<ExplicitDecl_Imported>)
|
|
|
|
|
|
// Import explicit instantiation definition of a non-imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// MSC-DAG: declare dllimport void @"\01??$inlineFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitInst_ImportedEvv()
|
|
// GNU-DAG: declare dllimport void @_Z14inlineFuncTmplI21ExplicitInst_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$funcTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$inlineFuncTmpl@UExplicitInst_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z8funcTmplI21ExplicitInst_ImportedEvv()
|
|
// GO1-DAG: define available_externally dllimport void @_Z14inlineFuncTmplI21ExplicitInst_ImportedEvv()
|
|
template __declspec(dllimport) void funcTmpl<ExplicitInst_Imported>();
|
|
template __declspec(dllimport) void inlineFuncTmpl<ExplicitInst_Imported>();
|
|
USE(funcTmpl<ExplicitInst_Imported>)
|
|
USE(inlineFuncTmpl<ExplicitInst_Imported>)
|
|
|
|
|
|
// Import specialization of a non-imported function template.
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmpl@UExplicitSpec_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z8funcTmplI21ExplicitSpec_ImportedEvv()
|
|
template<> __declspec(dllimport) void funcTmpl<ExplicitSpec_Imported>();
|
|
USE(funcTmpl<ExplicitSpec_Imported>)
|
|
|
|
// MSC-DAG-FIXME: declare dllimport void @"\01??$funcTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
// MO1-DAG-FIXME: define available_externally dllimport void @"\01??$funcTmpl@UExplicitSpec_Def_Imported@@@@YAXXZ"()
|
|
#ifdef MSABI
|
|
//template<> __declspec(dllimport) void funcTmpl<ExplicitSpec_Def_Imported>() {}
|
|
//USE(funcTmpl<ExplicitSpec_Def_Imported>)
|
|
#endif
|
|
|
|
// MSC-DAG: declare dllimport void @"\01??$funcTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GNU-DAG: declare dllimport void @_Z8funcTmplI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
// MO1-DAG: define available_externally dllimport void @"\01??$funcTmpl@UExplicitSpec_InlineDef_Imported@@@@YAXXZ"()
|
|
// GO1-DAG: define available_externally dllimport void @_Z8funcTmplI31ExplicitSpec_InlineDef_ImportedEvv()
|
|
template<> __declspec(dllimport) inline void funcTmpl<ExplicitSpec_InlineDef_Imported>() {}
|
|
USE(funcTmpl<ExplicitSpec_InlineDef_Imported>)
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Classes
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
struct __declspec(dllimport) T {
|
|
void a() {}
|
|
// MO1-DAG: define available_externally dllimport x86_thiscallcc void @"\01?a@T@@QAEXXZ"
|
|
|
|
static int b;
|
|
// MO1-DAG: @"\01?b@T@@2HA" = external dllimport global i32
|
|
|
|
T& operator=(T&) = default;
|
|
// MO1-DAG: define available_externally dllimport x86_thiscallcc nonnull %struct.T* @"\01??4T@@QAEAAU0@AAU0@@Z"
|
|
|
|
T& operator=(T&&) = default;
|
|
// Note: Don't mark inline move operators dllimport because current MSVC versions don't export them.
|
|
// MO1-DAG: define linkonce_odr x86_thiscallcc nonnull %struct.T* @"\01??4T@@QAEAAU0@$$QAU0@@Z"
|
|
};
|
|
USEMEMFUNC(T, a)
|
|
USEVAR(T::b)
|
|
USECOPYASSIGN(T)
|
|
USEMOVEASSIGN(T)
|
|
|
|
template <typename T> struct __declspec(dllimport) U { void foo() {} };
|
|
// MO1-DAG: define available_externally dllimport x86_thiscallcc void @"\01?foo@?$U@H@@QAEXXZ"
|
|
struct __declspec(dllimport) V : public U<int> { };
|
|
USEMEMFUNC(V, foo)
|
|
|
|
struct __declspec(dllimport) W { virtual void foo() {} };
|
|
USECLASS(W)
|
|
// vftable:
|
|
// MO1-DAG: @"\01??_7W@@6B@" = available_externally dllimport unnamed_addr constant [1 x i8*] [i8* bitcast (void (%struct.W*)* @"\01?foo@W@@UAEXXZ" to i8*)]
|
|
// GO1-DAG: @_ZTV1W = available_externally dllimport unnamed_addr constant [3 x i8*] [i8* null, i8* null, i8* bitcast (void (%struct.W*)* @_ZN1W3fooEv to i8*)]
|
|
|
|
struct __declspec(dllimport) KeyFuncClass {
|
|
constexpr KeyFuncClass() {}
|
|
virtual void foo();
|
|
};
|
|
constexpr KeyFuncClass keyFuncClassVar;
|
|
// G32-DAG: @_ZTV12KeyFuncClass = external dllimport unnamed_addr constant [3 x i8*]
|
|
|
|
struct __declspec(dllimport) X : public virtual W {};
|
|
USECLASS(X)
|
|
// vbtable:
|
|
// MO1-DAG: @"\01??_8X@@7B@" = available_externally dllimport unnamed_addr constant [2 x i32] [i32 0, i32 4]
|
|
|
|
struct __declspec(dllimport) Y {
|
|
int x;
|
|
};
|
|
|
|
struct __declspec(dllimport) Z { virtual ~Z() {} };
|
|
USECLASS(Z)
|
|
// User-defined dtor:
|
|
// MO1-DAG: define available_externally dllimport x86_thiscallcc void @"\01??1Z@@UAE@XZ"
|
|
|
|
namespace DontUseDtorAlias {
|
|
struct __declspec(dllimport) A { ~A(); };
|
|
struct __declspec(dllimport) B : A { ~B(); };
|
|
inline A::~A() { }
|
|
inline B::~B() { }
|
|
// Emit a real definition of B's constructor; don't alias it to A's.
|
|
// MO1-DAG: available_externally dllimport x86_thiscallcc void @"\01??1B@DontUseDtorAlias@@QAE@XZ"
|
|
USECLASS(B)
|
|
}
|
|
|
|
namespace Vtordisp {
|
|
// Don't dllimport the vtordisp.
|
|
// MO1-DAG: define linkonce_odr x86_thiscallcc void @"\01?f@?$C@D@Vtordisp@@$4PPPPPPPM@A@AEXXZ"
|
|
|
|
class Base {
|
|
virtual void f() {}
|
|
};
|
|
template <typename T>
|
|
class __declspec(dllimport) C : virtual public Base {
|
|
public:
|
|
C() {}
|
|
virtual void f() {}
|
|
};
|
|
template class C<char>;
|
|
}
|
|
|
|
namespace ClassTemplateStaticDef {
|
|
// Regular template static field:
|
|
template <typename T> struct __declspec(dllimport) S {
|
|
static int x;
|
|
};
|
|
template <typename T> int S<T>::x;
|
|
// MSC-DAG: @"\01?x@?$S@H@ClassTemplateStaticDef@@2HA" = available_externally dllimport global i32 0
|
|
int f() { return S<int>::x; }
|
|
|
|
// Partial class template specialization static field:
|
|
template <typename A> struct T;
|
|
template <typename A> struct __declspec(dllimport) T<A*> {
|
|
static int x;
|
|
};
|
|
template <typename A> int T<A*>::x;
|
|
// GNU-DAG: @_ZN22ClassTemplateStaticDef1TIPvE1xE = available_externally dllimport global i32 0
|
|
int g() { return T<void*>::x; }
|
|
}
|
|
|
|
namespace PR19933 {
|
|
// Don't dynamically initialize dllimport vars.
|
|
// MSC2-NOT: @llvm.global_ctors
|
|
// GNU2-NOT: @llvm.global_ctors
|
|
|
|
struct NonPOD { NonPOD(); };
|
|
template <typename T> struct A { static NonPOD x; };
|
|
template <typename T> NonPOD A<T>::x;
|
|
template struct __declspec(dllimport) A<int>;
|
|
// MSC-DAG: @"\01?x@?$A@H@PR19933@@2UNonPOD@2@A" = available_externally dllimport global %"struct.PR19933::NonPOD" zeroinitializer
|
|
|
|
int f();
|
|
template <typename T> struct B { static int x; };
|
|
template <typename T> int B<T>::x = f();
|
|
template struct __declspec(dllimport) B<int>;
|
|
// MSC-DAG: @"\01?x@?$B@H@PR19933@@2HA" = available_externally dllimport global i32 0
|
|
|
|
constexpr int g() { return 42; }
|
|
template <typename T> struct C { static int x; };
|
|
template <typename T> int C<T>::x = g();
|
|
template struct __declspec(dllimport) C<int>;
|
|
// MSC-DAG: @"\01?x@?$C@H@PR19933@@2HA" = available_externally dllimport global i32 42
|
|
|
|
template <int I> struct D { static int x, y; };
|
|
template <int I> int D<I>::x = I + 1;
|
|
template <int I> int D<I>::y = I + f();
|
|
template struct __declspec(dllimport) D<42>;
|
|
// MSC-DAG: @"\01?x@?$D@$0CK@@PR19933@@2HA" = available_externally dllimport global i32 43
|
|
// MSC-DAG: @"\01?y@?$D@$0CK@@PR19933@@2HA" = available_externally dllimport global i32 0
|
|
}
|
|
|
|
// MS ignores DLL attributes on partial specializations.
|
|
template <typename T> struct PartiallySpecializedClassTemplate {};
|
|
template <typename T> struct __declspec(dllimport) PartiallySpecializedClassTemplate<T*> { void f() {} };
|
|
USEMEMFUNC(PartiallySpecializedClassTemplate<void*>, f);
|
|
// M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?f@?$PartiallySpecializedClassTemplate@PAX@@QAEXXZ"
|
|
// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN33PartiallySpecializedClassTemplateIPvE1fEv
|
|
|
|
template <typename T> struct ExplicitlySpecializedClassTemplate {};
|
|
template <> struct __declspec(dllimport) ExplicitlySpecializedClassTemplate<void*> { void f() {} };
|
|
USEMEMFUNC(ExplicitlySpecializedClassTemplate<void*>, f);
|
|
// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?f@?$ExplicitlySpecializedClassTemplate@PAX@@QAEXXZ"
|
|
// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN34ExplicitlySpecializedClassTemplateIPvE1fEv
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Classes with template base classes
|
|
//===----------------------------------------------------------------------===//
|
|
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template <typename T> struct ClassTemplate { void func() {} };
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template <typename T> struct __declspec(dllexport) ExportedClassTemplate { void func() {} };
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template <typename T> struct __declspec(dllimport) ImportedClassTemplate { void func() {} };
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template <typename T> struct ExplicitlySpecializedTemplate { void func() {} };
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template <> struct ExplicitlySpecializedTemplate<int> { void func() {} };
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template <typename T> struct ExplicitlyExportSpecializedTemplate { void func() {} };
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template <> struct __declspec(dllexport) ExplicitlyExportSpecializedTemplate<int> { void func() {} };
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template <typename T> struct ExplicitlyImportSpecializedTemplate { void func() {} };
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template <> struct __declspec(dllimport) ExplicitlyImportSpecializedTemplate<int> { void func() {} };
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template <typename T> struct ExplicitlyInstantiatedTemplate { void func() {} };
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template struct ExplicitlyInstantiatedTemplate<int>;
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template <typename T> struct ExplicitlyExportInstantiatedTemplate { void func() {} };
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template struct __declspec(dllexport) ExplicitlyExportInstantiatedTemplate<int>;
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template <typename T> struct ExplicitlyImportInstantiatedTemplate { void func() {} };
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template struct __declspec(dllimport) ExplicitlyImportInstantiatedTemplate<int>;
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// MS: ClassTemplate<int> gets imported.
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struct __declspec(dllimport) DerivedFromTemplate : public ClassTemplate<int> {};
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USEMEMFUNC(ClassTemplate<int>, func)
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// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ClassTemplate@H@@QAEXXZ"
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// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIiE4funcEv
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// ImportedTemplate is explicitly imported.
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struct __declspec(dllimport) DerivedFromImportedTemplate : public ImportedClassTemplate<int> {};
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USEMEMFUNC(ImportedClassTemplate<int>, func)
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// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ImportedClassTemplate@H@@QAEXXZ"
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// G32-DAG: declare dllimport x86_thiscallcc void @_ZN21ImportedClassTemplateIiE4funcEv
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// ExportedTemplate is explicitly exported.
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struct __declspec(dllimport) DerivedFromExportedTemplate : public ExportedClassTemplate<int> {};
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USEMEMFUNC(ExportedClassTemplate<int>, func)
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// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExportedClassTemplate@H@@QAEXXZ"
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// G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN21ExportedClassTemplateIiE4funcEv
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// Base class already instantiated without attribute.
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struct DerivedFromTemplateD : public ClassTemplate<double> {};
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struct __declspec(dllimport) DerivedFromTemplateD2 : public ClassTemplate<double> {};
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USEMEMFUNC(ClassTemplate<double>, func)
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// M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?func@?$ClassTemplate@N@@QAEXXZ"
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// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIdE4funcEv
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// MS: Base class already instantiated with dfferent attribute.
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struct __declspec(dllexport) DerivedFromTemplateB : public ClassTemplate<bool> {};
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struct __declspec(dllimport) DerivedFromTemplateB2 : public ClassTemplate<bool> {};
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USEMEMFUNC(ClassTemplate<bool>, func)
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// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ClassTemplate@_N@@QAEXXZ"
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// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIbE4funcEv
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// Base class already specialized without dll attribute.
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struct __declspec(dllimport) DerivedFromExplicitlySpecializedTemplate : public ExplicitlySpecializedTemplate<int> {};
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USEMEMFUNC(ExplicitlySpecializedTemplate<int>, func)
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// M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?func@?$ExplicitlySpecializedTemplate@H@@QAEXXZ"
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// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN29ExplicitlySpecializedTemplateIiE4funcEv
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// Base class alredy specialized with export attribute.
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struct __declspec(dllimport) DerivedFromExplicitlyExportSpecializedTemplate : public ExplicitlyExportSpecializedTemplate<int> {};
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USEMEMFUNC(ExplicitlyExportSpecializedTemplate<int>, func)
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// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExplicitlyExportSpecializedTemplate@H@@QAEXXZ"
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// G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN35ExplicitlyExportSpecializedTemplateIiE4funcEv
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// Base class already specialized with import attribute.
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struct __declspec(dllimport) DerivedFromExplicitlyImportSpecializedTemplate : public ExplicitlyImportSpecializedTemplate<int> {};
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USEMEMFUNC(ExplicitlyImportSpecializedTemplate<int>, func)
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// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportSpecializedTemplate@H@@QAEXXZ"
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// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN35ExplicitlyImportSpecializedTemplateIiE4funcEv
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// Base class already instantiated without dll attribute.
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struct __declspec(dllimport) DerivedFromExplicitlyInstantiatedTemplate : public ExplicitlyInstantiatedTemplate<int> {};
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USEMEMFUNC(ExplicitlyInstantiatedTemplate<int>, func)
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// M32-DAG: define weak_odr x86_thiscallcc void @"\01?func@?$ExplicitlyInstantiatedTemplate@H@@QAEXXZ"
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// G32-DAG: define weak_odr x86_thiscallcc void @_ZN30ExplicitlyInstantiatedTemplateIiE4funcEv
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// Base class already instantiated with export attribute.
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struct __declspec(dllimport) DerivedFromExplicitlyExportInstantiatedTemplate : public ExplicitlyExportInstantiatedTemplate<int> {};
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USEMEMFUNC(ExplicitlyExportInstantiatedTemplate<int>, func)
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// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExplicitlyExportInstantiatedTemplate@H@@QAEXXZ"
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// G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN36ExplicitlyExportInstantiatedTemplateIiE4funcEv
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// Base class already instantiated with import attribute.
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struct __declspec(dllimport) DerivedFromExplicitlyImportInstantiatedTemplate : public ExplicitlyImportInstantiatedTemplate<int> {};
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USEMEMFUNC(ExplicitlyImportInstantiatedTemplate<int>, func)
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// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportInstantiatedTemplate@H@@QAEXXZ"
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// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN36ExplicitlyImportInstantiatedTemplateIiE4funcEv
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// MS: A dll attribute propagates through multiple levels of instantiation.
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template <typename T> struct TopClass { void func() {} };
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template <typename T> struct MiddleClass : public TopClass<T> { };
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struct __declspec(dllimport) BottomClas : public MiddleClass<int> { };
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USEMEMFUNC(TopClass<int>, func)
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// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$TopClass@H@@QAEXXZ"
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// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN8TopClassIiE4funcEv
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