diff options
Diffstat (limited to 'test/CodeGenCXX/dllexport.cpp')
| -rw-r--r-- | test/CodeGenCXX/dllexport.cpp | 166 |
1 files changed, 106 insertions, 60 deletions
diff --git a/test/CodeGenCXX/dllexport.cpp b/test/CodeGenCXX/dllexport.cpp index 5097abf..93bd1f5 100644 --- a/test/CodeGenCXX/dllexport.cpp +++ b/test/CodeGenCXX/dllexport.cpp @@ -1,9 +1,7 @@ -// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=MSC --check-prefix=M32 %s -// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=MSC --check-prefix=M64 %s -// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=GNU --check-prefix=G32 %s -// RUN: %clang_cc1 -triple x86_64-windows-gnu -emit-llvm -std=c++1y -O0 -o - %s | FileCheck --check-prefix=GNU --check-prefix=G64 %s - -// RUN: %clang_cc1 -triple i686-pc-win32 -O1 -mconstructor-aliases -std=c++1y -emit-llvm -o - %s | FileCheck %s --check-prefix=MSC --check-prefix=M32 +// RUN: %clang_cc1 -triple i686-windows-msvc -emit-llvm -std=c++1y -O1 -mconstructor-aliases -disable-llvm-optzns -o - %s -w | FileCheck --check-prefix=MSC --check-prefix=M32 %s +// RUN: %clang_cc1 -triple x86_64-windows-msvc -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=MSC --check-prefix=M64 %s +// RUN: %clang_cc1 -triple i686-windows-gnu -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=GNU --check-prefix=G32 %s +// RUN: %clang_cc1 -triple x86_64-windows-gnu -emit-llvm -std=c++1y -O0 -o - %s -w | FileCheck --check-prefix=GNU --check-prefix=G64 %s // Helper structs to make templates more expressive. struct ImplicitInst_Exported {}; @@ -77,8 +75,8 @@ namespace ns { __declspec(dllexport) int ExternalGlobal; } __declspec(dllexport) auto ExternalAutoTypeGlobal = External(); int f(); -// MSC-DAG: @"\01?x@?0??nonInlineStaticLocalsFunc@@YAHXZ@4HA" = internal {{(unnamed_addr )*}}global i32 0 -// MSC-DAG: @"\01?$S1@?0??nonInlineStaticLocalsFunc@@YAHXZ@4IA" = internal {{(unnamed_addr )*}}global i32 0 +// MSC-DAG: @"\01?x@?1??nonInlineStaticLocalsFunc@@YAHXZ@4HA" = internal {{(unnamed_addr )*}}global i32 0 +// MSC-DAG: @"\01?$S1@?1??nonInlineStaticLocalsFunc@@YAHXZ@4IA" = internal {{(unnamed_addr )*}}global i32 0 int __declspec(dllexport) nonInlineStaticLocalsFunc() { static int x = f(); return x++; @@ -112,43 +110,43 @@ template<typename T> __declspec(dllexport) int VarTmplImplicitDef; USEVAR(VarTmplImplicitDef<ImplicitInst_Exported>) // Export definition. -// MSC-DAG: @"\01??$VarTmplInit1@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z12VarTmplInit1I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmplInit1@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z12VarTmplInit1I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template<typename T> __declspec(dllexport) int VarTmplInit1 = 1; INSTVAR(VarTmplInit1<ExplicitInst_Exported>) -// MSC-DAG: @"\01??$VarTmplInit2@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z12VarTmplInit2I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmplInit2@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z12VarTmplInit2I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template<typename T> int __declspec(dllexport) VarTmplInit2 = 1; INSTVAR(VarTmplInit2<ExplicitInst_Exported>) // Declare, then export definition. -// MSC-DAG: @"\01??$VarTmplDeclInit@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z15VarTmplDeclInitI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmplDeclInit@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z15VarTmplDeclInitI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template<typename T> __declspec(dllexport) extern int VarTmplDeclInit; template<typename T> int VarTmplDeclInit = 1; INSTVAR(VarTmplDeclInit<ExplicitInst_Exported>) // Redeclarations -// MSC-DAG: @"\01??$VarTmplRedecl1@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z14VarTmplRedecl1I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmplRedecl1@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z14VarTmplRedecl1I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template<typename T> __declspec(dllexport) extern int VarTmplRedecl1; template<typename T> __declspec(dllexport) int VarTmplRedecl1 = 1; INSTVAR(VarTmplRedecl1<ExplicitInst_Exported>) -// MSC-DAG: @"\01??$VarTmplRedecl2@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z14VarTmplRedecl2I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmplRedecl2@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z14VarTmplRedecl2I21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template<typename T> __declspec(dllexport) extern int VarTmplRedecl2; template<typename T> int VarTmplRedecl2 = 1; INSTVAR(VarTmplRedecl2<ExplicitInst_Exported>) -// MSC-DAG: @"\01??$ExternalVarTmpl@UExplicitInst_Exported@@@ns@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_ZN2ns15ExternalVarTmplI21ExplicitInst_ExportedEE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$ExternalVarTmpl@UExplicitInst_Exported@@@ns@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_ZN2ns15ExternalVarTmplI21ExplicitInst_ExportedEE = weak_odr dllexport global i32 1, comdat, align 4 namespace ns { template<typename T> __declspec(dllexport) int ExternalVarTmpl = 1; } INSTVAR(ns::ExternalVarTmpl<ExplicitInst_Exported>) -// MSC-DAG: @"\01??$ExternalAutoTypeVarTmpl@UExplicitInst_Exported@@@@3UExternal@@A" = weak_odr dllexport global %struct.External zeroinitializer, align 4 -// GNU-DAG: @_Z23ExternalAutoTypeVarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global %struct.External zeroinitializer, align 4 +// MSC-DAG: @"\01??$ExternalAutoTypeVarTmpl@UExplicitInst_Exported@@@@3UExternal@@A" = weak_odr dllexport global %struct.External zeroinitializer, comdat, align 4 +// GNU-DAG: @_Z23ExternalAutoTypeVarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global %struct.External zeroinitializer, comdat, align 4 template<typename T> __declspec(dllexport) auto ExternalAutoTypeVarTmpl = External(); template External ExternalAutoTypeVarTmpl<ExplicitInst_Exported>; @@ -157,19 +155,19 @@ template<typename T> int VarTmpl = 1; template<typename T> __declspec(dllexport) int ExportedVarTmpl = 1; // Export implicit instantiation of an exported variable template. -// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z15ExportedVarTmplI21ImplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z15ExportedVarTmplI21ImplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 USEVAR(ExportedVarTmpl<ImplicitInst_Exported>) // Export explicit instantiation declaration of an exported variable template. -// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z15ExportedVarTmplI21ExplicitDecl_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z15ExportedVarTmplI21ExplicitDecl_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 extern template int ExportedVarTmpl<ExplicitDecl_Exported>; template int ExportedVarTmpl<ExplicitDecl_Exported>; // Export explicit instantiation definition of an exported variable template. -// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z15ExportedVarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$ExportedVarTmpl@UImplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z15ExportedVarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template __declspec(dllexport) int ExportedVarTmpl<ExplicitInst_Exported>; // Export specialization of an exported variable template. @@ -189,14 +187,14 @@ template<> int ExportedVarTmpl<ExplicitSpec_NotExported>; // Export explicit instantiation declaration of a non-exported variable template. -// MSC-DAG: @"\01??$VarTmpl@UExplicitDecl_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z7VarTmplI21ExplicitDecl_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmpl@UExplicitDecl_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z7VarTmplI21ExplicitDecl_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 extern template __declspec(dllexport) int VarTmpl<ExplicitDecl_Exported>; template __declspec(dllexport) int VarTmpl<ExplicitDecl_Exported>; // Export explicit instantiation definition of a non-exported variable template. -// MSC-DAG: @"\01??$VarTmpl@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, align 4 -// GNU-DAG: @_Z7VarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, align 4 +// MSC-DAG: @"\01??$VarTmpl@UExplicitInst_Exported@@@@3HA" = weak_odr dllexport global i32 1, comdat, align 4 +// GNU-DAG: @_Z7VarTmplI21ExplicitInst_ExportedE = weak_odr dllexport global i32 1, comdat, align 4 template __declspec(dllexport) int VarTmpl<ExplicitInst_Exported>; // Export specialization of a non-exported variable template. @@ -509,11 +507,9 @@ USEVAR(T::b) int T::c; template <typename T> struct __declspec(dllexport) U { void foo() {} }; -// The U<int> specialization below must cause the following to be emitted: -// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?foo@?$U@H@@QAEXXZ" -// M32-DAG: define weak_odr dllexport x86_thiscallcc dereferenceable({{[0-9]+}}) %struct.U* @"\01??4?$U@H@@QAEAAU0@ABU0@@Z" struct __declspec(dllexport) V : public U<int> { }; - +// U<int>'s assignment operator is emitted. +// M32-DAG: define weak_odr dllexport x86_thiscallcc dereferenceable({{[0-9]+}}) %struct.U* @"\01??4?$U@H@@QAEAAU0@ABU0@@Z" struct __declspec(dllexport) W { virtual void foo() {} }; // Default ctor: @@ -521,7 +517,7 @@ struct __declspec(dllexport) W { virtual void foo() {} }; // Copy ctor: // M32-DAG: define weak_odr dllexport x86_thiscallcc %struct.W* @"\01??0W@@QAE@ABU0@@Z" // vftable: -// M32-DAG: [[W_VTABLE:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4W@@6B@" to i8*), i8* bitcast (void (%struct.W*)* @"\01?foo@W@@UAEXXZ" to i8*)], comdat $"\01??_7W@@6B@" +// M32-DAG: [[W_VTABLE:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4W@@6B@" to i8*), i8* bitcast (void (%struct.W*)* @"\01?foo@W@@UAEXXZ" to i8*)], comdat($"\01??_7W@@6B@") // M32-DAG: @"\01??_7W@@6B@" = dllexport unnamed_addr alias getelementptr inbounds ([2 x i8*]* [[W_VTABLE]], i32 0, i32 1) // G32-DAG: @_ZTV1W = weak_odr dllexport unnamed_addr constant [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI1W to i8*), i8* bitcast (void (%struct.W*)* @_ZN1W3fooEv to i8*)] @@ -538,19 +534,20 @@ struct __declspec(dllexport) Y { struct __declspec(dllexport) Z { virtual ~Z() {} }; // The scalar deleting dtor does not get exported: -// M32-DAG: define linkonce_odr x86_thiscallcc void @"\01??_GZ@@UAEPAXI@Z" +// M32-DAG: define linkonce_odr x86_thiscallcc i8* @"\01??_GZ@@UAEPAXI@Z" // The user-defined dtor does get exported: // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01??1Z@@UAE@XZ" -namespace DontUseDtorAlias { +namespace UseDtorAlias { struct __declspec(dllexport) A { ~A(); }; struct __declspec(dllexport) B : A { ~B(); }; A::~A() { } B::~B() { } - // Emit a real definition of B's constructor; don't alias it to A's. - // M32-DAG: define dllexport x86_thiscallcc void @"\01??1B@DontUseDtorAlias@@QAE@XZ" + // Emit a alias definition of B's constructor. + // M32-DAG: @"\01??1B@UseDtorAlias@@QAE@XZ" = dllexport alias {{.*}} @"\01??1A@UseDtorAlias@@QAE@XZ" + } struct __declspec(dllexport) DefaultedCtorsDtors { @@ -581,106 +578,155 @@ USEMEMFUNC(PartiallySpecializedClassTemplate<void*>, f); // M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?f@?$PartiallySpecializedClassTemplate@PAX@@QAEXXZ" // G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN33PartiallySpecializedClassTemplateIPvE1fEv +// Attributes on explicit specializations are honored. template <typename T> struct ExplicitlySpecializedClassTemplate {}; template <> struct __declspec(dllexport) ExplicitlySpecializedClassTemplate<void*> { void f() {} }; USEMEMFUNC(ExplicitlySpecializedClassTemplate<void*>, f); // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?f@?$ExplicitlySpecializedClassTemplate@PAX@@QAEXXZ" // G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN34ExplicitlySpecializedClassTemplateIPvE1fEv +// MS inherits DLL attributes to partial specializations. +template <typename T> struct __declspec(dllexport) PartiallySpecializedExportedClassTemplate {}; +template <typename T> struct PartiallySpecializedExportedClassTemplate<T*> { void f() {} }; +USEMEMFUNC(PartiallySpecializedExportedClassTemplate<void*>, f); +// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?f@?$PartiallySpecializedExportedClassTemplate@PAX@@QAEXXZ" +// G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN41PartiallySpecializedExportedClassTemplateIPvE1fEv + +// MS ignores DLL attributes on partial specializations; inheritance still works though. +template <typename T> struct __declspec(dllexport) PartiallySpecializedExportedClassTemplate2 {}; +template <typename T> struct __declspec(dllimport) PartiallySpecializedExportedClassTemplate2<T*> { void f(); }; +template <typename T> void PartiallySpecializedExportedClassTemplate2<T*>::f() {} +USEMEMFUNC(PartiallySpecializedExportedClassTemplate2<void*>, f); +// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?f@?$PartiallySpecializedExportedClassTemplate2@PAX@@QAEXXZ" +// G32-DAG: declare dllimport x86_thiscallcc void @_ZN42PartiallySpecializedExportedClassTemplate2IPvE1fEv + +// Attributes on the instantiation take precedence over attributes on the template. +template <typename T> struct __declspec(dllimport) ExplicitlyInstantiatedWithDifferentAttr { void f() {} }; +template struct __declspec(dllexport) ExplicitlyInstantiatedWithDifferentAttr<int>; +USEMEMFUNC(ExplicitlyInstantiatedWithDifferentAttr<int>, f); +// M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?f@?$ExplicitlyInstantiatedWithDifferentAttr@H@@QAEXXZ" + +// Don't create weak dllexport aliases. (PR21373) +struct NonExportedBaseClass { + virtual ~NonExportedBaseClass(); +}; +NonExportedBaseClass::~NonExportedBaseClass() {} + +struct __declspec(dllexport) ExportedDerivedClass : NonExportedBaseClass {}; +// M32-DAG: weak_odr dllexport x86_thiscallcc void @"\01??1ExportedDerivedClass@@UAE@XZ" + +// Do not assert about generating code for constexpr functions twice during explicit instantiation (PR21718). +template <typename T> struct ExplicitInstConstexprMembers { + // Copy assignment operator + // M32-DAG: define weak_odr dllexport x86_thiscallcc dereferenceable(1) %struct.ExplicitInstConstexprMembers* @"\01??4?$ExplicitInstConstexprMembers@X@@QAEAAU0@ABU0@@Z" + + constexpr ExplicitInstConstexprMembers() {} + // M32-DAG: define weak_odr dllexport x86_thiscallcc %struct.ExplicitInstConstexprMembers* @"\01??0?$ExplicitInstConstexprMembers@X@@QAE@XZ" + + ExplicitInstConstexprMembers(const ExplicitInstConstexprMembers&) = default; + // M32-DAG: define weak_odr dllexport x86_thiscallcc %struct.ExplicitInstConstexprMembers* @"\01??0?$ExplicitInstConstexprMembers@X@@QAE@ABU0@@Z" + + constexpr int f() const { return 42; } + // M32-DAG: define weak_odr dllexport x86_thiscallcc i32 @"\01?f@?$ExplicitInstConstexprMembers@X@@QBEHXZ" +}; +template struct __declspec(dllexport) ExplicitInstConstexprMembers<void>; + //===----------------------------------------------------------------------===// // Classes with template base classes //===----------------------------------------------------------------------===// template <typename T> struct ClassTemplate { void func() {} }; template <typename T> struct __declspec(dllexport) ExportedClassTemplate { void func() {} }; -template <typename T> struct __declspec(dllimport) ImportedClassTemplate { void func() {} }; +template <typename T> struct __declspec(dllimport) ImportedClassTemplate { void func(); }; +template <typename T> void ImportedClassTemplate<T>::func() {} template <typename T> struct ExplicitlySpecializedTemplate { void func() {} }; template <> struct ExplicitlySpecializedTemplate<int> { void func() {} }; template <typename T> struct ExplicitlyExportSpecializedTemplate { void func() {} }; template <> struct __declspec(dllexport) ExplicitlyExportSpecializedTemplate<int> { void func() {} }; -template <typename T> struct ExplicitlyImportSpecializedTemplate { void func() {} }; -template <> struct __declspec(dllimport) ExplicitlyImportSpecializedTemplate<int> { void func() {} }; +template <typename T> struct ExplicitlyImportSpecializedTemplate { void func(); }; +template <> struct __declspec(dllimport) ExplicitlyImportSpecializedTemplate<int> { void func(); }; template <typename T> struct ExplicitlyInstantiatedTemplate { void func() {} }; template struct ExplicitlyInstantiatedTemplate<int>; template <typename T> struct ExplicitlyExportInstantiatedTemplate { void func() {} }; template struct __declspec(dllexport) ExplicitlyExportInstantiatedTemplate<int>; -template <typename T> struct ExplicitlyImportInstantiatedTemplate { void func() {} }; +template <typename T> struct ExplicitlyImportInstantiatedTemplate { void func(); }; template struct __declspec(dllimport) ExplicitlyImportInstantiatedTemplate<int>; // MS: ClassTemplate<int> gets exported. struct __declspec(dllexport) DerivedFromTemplate : public ClassTemplate<int> {}; -USEMEMFUNC(ClassTemplate<int>, func) +USEMEMFUNC(DerivedFromTemplate, func) // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ClassTemplate@H@@QAEXXZ" // G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIiE4funcEv // ExportedTemplate is explicitly exported. struct __declspec(dllexport) DerivedFromExportedTemplate : public ExportedClassTemplate<int> {}; +USEMEMFUNC(DerivedFromExportedTemplate, func) // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExportedClassTemplate@H@@QAEXXZ" // G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN21ExportedClassTemplateIiE4funcEv // ImportedClassTemplate is explicitly imported. struct __declspec(dllexport) DerivedFromImportedTemplate : public ImportedClassTemplate<int> {}; -USEMEMFUNC(ImportedClassTemplate<int>, func) +USEMEMFUNC(DerivedFromImportedTemplate, func) // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ImportedClassTemplate@H@@QAEXXZ" // G32-DAG: declare dllimport x86_thiscallcc void @_ZN21ImportedClassTemplateIiE4funcEv // Base class already instantiated without dll attribute. struct DerivedFromTemplateD : public ClassTemplate<double> {}; struct __declspec(dllexport) DerivedFromTemplateD2 : public ClassTemplate<double> {}; -USEMEMFUNC(ClassTemplate<double>, func) +USEMEMFUNC(DerivedFromTemplateD2, func) // M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?func@?$ClassTemplate@N@@QAEXXZ" // G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIdE4funcEv // MS: Base class already instantiated with different dll attribute. struct __declspec(dllimport) DerivedFromTemplateB : public ClassTemplate<bool> {}; struct __declspec(dllexport) DerivedFromTemplateB2 : public ClassTemplate<bool> {}; -USEMEMFUNC(ClassTemplate<bool>, func) +USEMEMFUNC(DerivedFromTemplateB2, func) // M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ClassTemplate@_N@@QAEXXZ" // G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN13ClassTemplateIbE4funcEv // Base class already specialized without dll attribute. struct __declspec(dllexport) DerivedFromExplicitlySpecializedTemplate : public ExplicitlySpecializedTemplate<int> {}; -USEMEMFUNC(ExplicitlySpecializedTemplate<int>, func) +USEMEMFUNC(DerivedFromExplicitlySpecializedTemplate, func) // M32-DAG: define linkonce_odr x86_thiscallcc void @"\01?func@?$ExplicitlySpecializedTemplate@H@@QAEXXZ" // G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN29ExplicitlySpecializedTemplateIiE4funcEv // Base class alredy specialized with export attribute. struct __declspec(dllexport) DerivedFromExplicitlyExportSpecializedTemplate : public ExplicitlyExportSpecializedTemplate<int> {}; -USEMEMFUNC(ExplicitlyExportSpecializedTemplate<int>, func) +USEMEMFUNC(DerivedFromExplicitlyExportSpecializedTemplate, func) // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExplicitlyExportSpecializedTemplate@H@@QAEXXZ" // G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN35ExplicitlyExportSpecializedTemplateIiE4funcEv // Base class already specialized with import attribute. struct __declspec(dllexport) DerivedFromExplicitlyImportSpecializedTemplate : public ExplicitlyImportSpecializedTemplate<int> {}; -USEMEMFUNC(ExplicitlyImportSpecializedTemplate<int>, func) -// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportSpecializedTemplate@H@@QAEXXZ" -// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN35ExplicitlyImportSpecializedTemplateIiE4funcEv +USEMEMFUNC(DerivedFromExplicitlyImportSpecializedTemplate, func) +// M32-DAG: declare dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportSpecializedTemplate@H@@QAEXXZ" +// G32-DAG: declare dllimport x86_thiscallcc void @_ZN35ExplicitlyImportSpecializedTemplateIiE4funcEv // Base class already instantiated without dll attribute. struct __declspec(dllexport) DerivedFromExplicitlyInstantiatedTemplate : public ExplicitlyInstantiatedTemplate<int> {}; -USEMEMFUNC(ExplicitlyInstantiatedTemplate<int>, func) +USEMEMFUNC(DerivedFromExplicitlyInstantiatedTemplate, func) // M32-DAG: define weak_odr x86_thiscallcc void @"\01?func@?$ExplicitlyInstantiatedTemplate@H@@QAEXXZ" // G32-DAG: define weak_odr x86_thiscallcc void @_ZN30ExplicitlyInstantiatedTemplateIiE4funcEv // Base class already instantiated with export attribute. struct __declspec(dllexport) DerivedFromExplicitlyExportInstantiatedTemplate : public ExplicitlyExportInstantiatedTemplate<int> {}; -USEMEMFUNC(ExplicitlyExportInstantiatedTemplate<int>, func) +USEMEMFUNC(DerivedFromExplicitlyExportInstantiatedTemplate, func) // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$ExplicitlyExportInstantiatedTemplate@H@@QAEXXZ" // G32-DAG: define weak_odr dllexport x86_thiscallcc void @_ZN36ExplicitlyExportInstantiatedTemplateIiE4funcEv // Base class already instantiated with import attribute. struct __declspec(dllexport) DerivedFromExplicitlyImportInstantiatedTemplate : public ExplicitlyImportInstantiatedTemplate<int> {}; -USEMEMFUNC(ExplicitlyImportInstantiatedTemplate<int>, func) -// M32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportInstantiatedTemplate@H@@QAEXXZ" -// G32-DAG: {{declare|define available_externally}} dllimport x86_thiscallcc void @_ZN36ExplicitlyImportInstantiatedTemplateIiE4funcEv +USEMEMFUNC(DerivedFromExplicitlyImportInstantiatedTemplate, func) +// M32-DAG: declare dllimport x86_thiscallcc void @"\01?func@?$ExplicitlyImportInstantiatedTemplate@H@@QAEXXZ" +// G32-DAG: declare dllimport x86_thiscallcc void @_ZN36ExplicitlyImportInstantiatedTemplateIiE4funcEv // MS: A dll attribute propagates through multiple levels of instantiation. template <typename T> struct TopClass { void func() {} }; template <typename T> struct MiddleClass : public TopClass<T> { }; struct __declspec(dllexport) BottomClass : public MiddleClass<int> { }; -USEMEMFUNC(TopClass<int>, func) +USEMEMFUNC(BottomClass, func) // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?func@?$TopClass@H@@QAEXXZ" // G32-DAG: define linkonce_odr x86_thiscallcc void @_ZN8TopClassIiE4funcEv |
