1100 lines
64 KiB
C++
1100 lines
64 KiB
C++
// RUN: %clang_cc1 -triple i686-win32 -fsyntax-only -fms-extensions -verify -std=c++11 -Wunsupported-dll-base-class-template -DMS %s
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// RUN: %clang_cc1 -triple x86_64-win32 -fsyntax-only -fms-extensions -verify -std=c++1y -Wunsupported-dll-base-class-template -DMS %s
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// RUN: %clang_cc1 -triple i686-mingw32 -fsyntax-only -fms-extensions -verify -std=c++1y -Wunsupported-dll-base-class-template %s
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// RUN: %clang_cc1 -triple x86_64-mingw32 -fsyntax-only -fms-extensions -verify -std=c++11 -Wunsupported-dll-base-class-template %s
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// Helper structs to make templates more expressive.
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struct ImplicitInst_Exported {};
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struct ExplicitDecl_Exported {};
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struct ExplicitInst_Exported {};
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struct ExplicitSpec_Exported {};
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struct ExplicitSpec_Def_Exported {};
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struct ExplicitSpec_InlineDef_Exported {};
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struct ExplicitSpec_NotExported {};
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namespace { struct Internal {}; }
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struct External { int v; };
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// Invalid usage.
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__declspec(dllexport) typedef int typedef1; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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typedef __declspec(dllexport) int typedef2; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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typedef int __declspec(dllexport) typedef3; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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typedef __declspec(dllexport) void (*FunTy)(); // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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enum __declspec(dllexport) Enum {}; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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#if __has_feature(cxx_strong_enums)
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enum class __declspec(dllexport) EnumClass {}; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
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#endif
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//===----------------------------------------------------------------------===//
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// Globals
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//===----------------------------------------------------------------------===//
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// Export declaration.
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__declspec(dllexport) extern int ExternGlobalDecl;
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// dllexport implies a definition.
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__declspec(dllexport) int GlobalDef;
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// Export definition.
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__declspec(dllexport) int GlobalInit1 = 1;
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int __declspec(dllexport) GlobalInit2 = 1;
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// Declare, then export definition.
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__declspec(dllexport) extern int GlobalDeclInit;
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int GlobalDeclInit = 1;
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// Redeclarations
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__declspec(dllexport) extern int GlobalRedecl1;
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__declspec(dllexport) int GlobalRedecl1;
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__declspec(dllexport) extern int GlobalRedecl2;
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int GlobalRedecl2;
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extern int GlobalRedecl3; // expected-note{{previous declaration is here}}
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__declspec(dllexport) extern int GlobalRedecl3; // expected-warning{{redeclaration of 'GlobalRedecl3' should not add 'dllexport' attribute}}
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extern "C" {
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extern int GlobalRedecl4; // expected-note{{previous declaration is here}}
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__declspec(dllexport) extern int GlobalRedecl4; // expected-warning{{redeclaration of 'GlobalRedecl4' should not add 'dllexport' attribute}}
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}
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// External linkage is required.
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__declspec(dllexport) static int StaticGlobal; // expected-error{{'StaticGlobal' must have external linkage when declared 'dllexport'}}
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__declspec(dllexport) Internal InternalTypeGlobal; // expected-error{{'InternalTypeGlobal' must have external linkage when declared 'dllexport'}}
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namespace { __declspec(dllexport) int InternalGlobal; } // expected-error{{'(anonymous namespace)::InternalGlobal' must have external linkage when declared 'dllexport'}}
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namespace ns { __declspec(dllexport) int ExternalGlobal; }
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__declspec(dllexport) auto InternalAutoTypeGlobal = Internal(); // expected-error{{'InternalAutoTypeGlobal' must have external linkage when declared 'dllexport'}}
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__declspec(dllexport) auto ExternalAutoTypeGlobal = External();
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// Thread local variables are invalid.
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__declspec(dllexport) __thread int ThreadLocalGlobal; // expected-error{{'ThreadLocalGlobal' cannot be thread local when declared 'dllexport'}}
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// But a static local TLS var in an export function is OK.
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inline void __declspec(dllexport) ExportedInlineWithThreadLocal() {
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static __thread int OK; // no-error
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}
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// Export in local scope.
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void functionScope() {
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__declspec(dllexport) int LocalVarDecl; // expected-error{{'LocalVarDecl' must have external linkage when declared 'dllexport'}}
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__declspec(dllexport) int LocalVarDef = 1; // expected-error{{'LocalVarDef' must have external linkage when declared 'dllexport'}}
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__declspec(dllexport) extern int ExternLocalVarDecl;
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__declspec(dllexport) static int StaticLocalVar; // expected-error{{'StaticLocalVar' must have external linkage when declared 'dllexport'}}
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}
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//===----------------------------------------------------------------------===//
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// Variable templates
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//===----------------------------------------------------------------------===//
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#if __has_feature(cxx_variable_templates)
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// Export declaration.
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template<typename T> __declspec(dllexport) extern int ExternVarTmplDecl;
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// dllexport implies a definition.
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template<typename T> __declspec(dllexport) int VarTmplDef;
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// Export definition.
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template<typename T> __declspec(dllexport) int VarTmplInit1 = 1;
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template<typename T> int __declspec(dllexport) VarTmplInit2 = 1;
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// Declare, then export definition.
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template<typename T> __declspec(dllexport) extern int VarTmplDeclInit;
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template<typename T> int VarTmplDeclInit = 1;
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// Redeclarations
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template<typename T> __declspec(dllexport) extern int VarTmplRedecl1;
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template<typename T> __declspec(dllexport) int VarTmplRedecl1 = 1;
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template<typename T> __declspec(dllexport) extern int VarTmplRedecl2;
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template<typename T> int VarTmplRedecl2 = 1;
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template<typename T> extern int VarTmplRedecl3; // expected-note{{previous declaration is here}}
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template<typename T> __declspec(dllexport) extern int VarTmplRedecl3; // expected-error{{redeclaration of 'VarTmplRedecl3' cannot add 'dllexport' attribute}}
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// External linkage is required.
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template<typename T> __declspec(dllexport) static int StaticVarTmpl; // expected-error{{'StaticVarTmpl' must have external linkage when declared 'dllexport'}}
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template<typename T> __declspec(dllexport) Internal InternalTypeVarTmpl; // expected-error{{'InternalTypeVarTmpl' must have external linkage when declared 'dllexport'}}
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namespace { template<typename T> __declspec(dllexport) int InternalVarTmpl; } // expected-error{{'(anonymous namespace)::InternalVarTmpl' must have external linkage when declared 'dllexport'}}
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namespace ns { template<typename T> __declspec(dllexport) int ExternalVarTmpl = 1; }
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template<typename T> __declspec(dllexport) auto InternalAutoTypeVarTmpl = Internal(); // expected-error{{'InternalAutoTypeVarTmpl' must have external linkage when declared 'dllexport'}}
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template<typename T> __declspec(dllexport) auto ExternalAutoTypeVarTmpl = External();
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template External ExternalAutoTypeVarTmpl<ExplicitInst_Exported>;
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template<typename T> int VarTmpl = 1;
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template<typename T> __declspec(dllexport) int ExportedVarTmpl = 1;
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// Export implicit instantiation of an exported variable template.
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int useVarTmpl() { return ExportedVarTmpl<ImplicitInst_Exported>; }
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// Export explicit instantiation declaration of an exported variable template.
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extern template int ExportedVarTmpl<ExplicitDecl_Exported>;
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template int ExportedVarTmpl<ExplicitDecl_Exported>;
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// Export explicit instantiation definition of an exported variable template.
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template __declspec(dllexport) int ExportedVarTmpl<ExplicitInst_Exported>;
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// Export specialization of an exported variable template.
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template<> __declspec(dllexport) int ExportedVarTmpl<ExplicitSpec_Exported>;
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template<> __declspec(dllexport) int ExportedVarTmpl<ExplicitSpec_Def_Exported> = 1;
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// Not exporting specialization of an exported variable template without
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// explicit dllexport.
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template<> int ExportedVarTmpl<ExplicitSpec_NotExported>;
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// Export explicit instantiation declaration of a non-exported variable template.
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extern template __declspec(dllexport) int VarTmpl<ExplicitDecl_Exported>;
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template __declspec(dllexport) int VarTmpl<ExplicitDecl_Exported>;
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// Export explicit instantiation definition of a non-exported variable template.
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template __declspec(dllexport) int VarTmpl<ExplicitInst_Exported>;
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// Export specialization of a non-exported variable template.
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template<> __declspec(dllexport) int VarTmpl<ExplicitSpec_Exported>;
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template<> __declspec(dllexport) int VarTmpl<ExplicitSpec_Def_Exported> = 1;
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#endif // __has_feature(cxx_variable_templates)
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//===----------------------------------------------------------------------===//
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// Functions
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//===----------------------------------------------------------------------===//
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// Export function declaration. Check different placements.
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__attribute__((dllexport)) void decl1A(); // Sanity check with __attribute__
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__declspec(dllexport) void decl1B();
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void __attribute__((dllexport)) decl2A();
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void __declspec(dllexport) decl2B();
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// Export function definition.
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__declspec(dllexport) void def() {}
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// extern "C"
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extern "C" __declspec(dllexport) void externC() {}
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// Export inline function.
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__declspec(dllexport) inline void inlineFunc1() {}
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inline void __attribute__((dllexport)) inlineFunc2() {}
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__declspec(dllexport) inline void inlineDecl();
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void inlineDecl() {}
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__declspec(dllexport) void inlineDef();
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inline void inlineDef() {}
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// Redeclarations
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__declspec(dllexport) void redecl1();
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__declspec(dllexport) void redecl1() {}
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__declspec(dllexport) void redecl2();
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void redecl2() {}
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void redecl3(); // expected-note{{previous declaration is here}}
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__declspec(dllexport) void redecl3(); // expected-warning{{redeclaration of 'redecl3' should not add 'dllexport' attribute}}
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extern "C" {
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void redecl4(); // expected-note{{previous declaration is here}}
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__declspec(dllexport) void redecl4(); // expected-warning{{redeclaration of 'redecl4' should not add 'dllexport' attribute}}
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}
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void redecl5(); // expected-note{{previous declaration is here}}
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__declspec(dllexport) inline void redecl5() {} // expected-warning{{redeclaration of 'redecl5' should not add 'dllexport' attribute}}
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// Friend functions
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struct FuncFriend {
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friend __declspec(dllexport) void friend1();
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friend __declspec(dllexport) void friend2();
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friend void friend3(); // expected-note{{previous declaration is here}}
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friend void friend4(); // expected-note{{previous declaration is here}}
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};
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__declspec(dllexport) void friend1() {}
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void friend2() {}
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__declspec(dllexport) void friend3() {} // expected-warning{{redeclaration of 'friend3' should not add 'dllexport' attribute}}
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__declspec(dllexport) inline void friend4() {} // expected-warning{{redeclaration of 'friend4' should not add 'dllexport' attribute}}
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// Implicit declarations can be redeclared with dllexport.
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__declspec(dllexport) void* operator new(__SIZE_TYPE__ n);
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// External linkage is required.
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__declspec(dllexport) static int staticFunc(); // expected-error{{'staticFunc' must have external linkage when declared 'dllexport'}}
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__declspec(dllexport) Internal internalRetFunc(); // expected-error{{'internalRetFunc' must have external linkage when declared 'dllexport'}}
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namespace { __declspec(dllexport) void internalFunc() {} } // expected-error{{'(anonymous namespace)::internalFunc' must have external linkage when declared 'dllexport'}}
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namespace ns { __declspec(dllexport) void externalFunc() {} }
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// Export deleted function.
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__declspec(dllexport) void deletedFunc() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
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__declspec(dllexport) inline void deletedInlineFunc() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
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//===----------------------------------------------------------------------===//
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// Function templates
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//===----------------------------------------------------------------------===//
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// Export function template declaration. Check different placements.
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template<typename T> __declspec(dllexport) void funcTmplDecl1();
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template<typename T> void __declspec(dllexport) funcTmplDecl2();
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// Export function template definition.
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template<typename T> __declspec(dllexport) void funcTmplDef() {}
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// Export inline function template.
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template<typename T> __declspec(dllexport) inline void inlineFuncTmpl1() {}
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template<typename T> inline void __attribute__((dllexport)) inlineFuncTmpl2() {}
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template<typename T> __declspec(dllexport) inline void inlineFuncTmplDecl();
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template<typename T> void inlineFuncTmplDecl() {}
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template<typename T> __declspec(dllexport) void inlineFuncTmplDef();
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template<typename T> inline void inlineFuncTmplDef() {}
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// Redeclarations
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template<typename T> __declspec(dllexport) void funcTmplRedecl1();
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template<typename T> __declspec(dllexport) void funcTmplRedecl1() {}
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template<typename T> __declspec(dllexport) void funcTmplRedecl2();
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template<typename T> void funcTmplRedecl2() {}
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template<typename T> void funcTmplRedecl3(); // expected-note{{previous declaration is here}}
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template<typename T> __declspec(dllexport) void funcTmplRedecl3(); // expected-error{{redeclaration of 'funcTmplRedecl3' cannot add 'dllexport' attribute}}
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template<typename T> void funcTmplRedecl4(); // expected-note{{previous declaration is here}}
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template<typename T> __declspec(dllexport) inline void funcTmplRedecl4() {} // expected-error{{redeclaration of 'funcTmplRedecl4' cannot add 'dllexport' attribute}}
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// Function template friends
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struct FuncTmplFriend {
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template<typename T> friend __declspec(dllexport) void funcTmplFriend1();
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template<typename T> friend __declspec(dllexport) void funcTmplFriend2();
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template<typename T> friend void funcTmplFriend3(); // expected-note{{previous declaration is here}}
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template<typename T> friend void funcTmplFriend4(); // expected-note{{previous declaration is here}}
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};
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template<typename T> __declspec(dllexport) void funcTmplFriend1() {}
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template<typename T> void funcTmplFriend2() {}
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template<typename T> __declspec(dllexport) void funcTmplFriend3() {} // expected-error{{redeclaration of 'funcTmplFriend3' cannot add 'dllexport' attribute}}
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template<typename T> __declspec(dllexport) inline void funcTmplFriend4() {} // expected-error{{redeclaration of 'funcTmplFriend4' cannot add 'dllexport' attribute}}
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// External linkage is required.
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template<typename T> __declspec(dllexport) static int staticFuncTmpl(); // expected-error{{'staticFuncTmpl' must have external linkage when declared 'dllexport'}}
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template<typename T> __declspec(dllexport) Internal internalRetFuncTmpl(); // expected-error{{'internalRetFuncTmpl' must have external linkage when declared 'dllexport'}}
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namespace { template<typename T> __declspec(dllexport) void internalFuncTmpl(); } // expected-error{{'(anonymous namespace)::internalFuncTmpl' must have external linkage when declared 'dllexport'}}
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namespace ns { template<typename T> __declspec(dllexport) void externalFuncTmpl(); }
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template<typename T> void funcTmpl() {}
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template<typename T> __declspec(dllexport) void exportedFuncTmplDecl();
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template<typename T> __declspec(dllexport) void exportedFuncTmpl() {}
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// Export implicit instantiation of an exported function template.
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void useFunTmplDecl() { exportedFuncTmplDecl<ImplicitInst_Exported>(); }
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void useFunTmplDef() { exportedFuncTmpl<ImplicitInst_Exported>(); }
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// Export explicit instantiation declaration of an exported function template.
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extern template void exportedFuncTmpl<ExplicitDecl_Exported>();
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template void exportedFuncTmpl<ExplicitDecl_Exported>();
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// Export explicit instantiation definition of an exported function template.
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template void exportedFuncTmpl<ExplicitInst_Exported>();
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// Export specialization of an exported function template.
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template<> __declspec(dllexport) void exportedFuncTmpl<ExplicitSpec_Exported>();
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template<> __declspec(dllexport) void exportedFuncTmpl<ExplicitSpec_Def_Exported>() {}
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template<> __declspec(dllexport) inline void exportedFuncTmpl<ExplicitSpec_InlineDef_Exported>() {}
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// Not exporting specialization of an exported function template without
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// explicit dllexport.
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template<> void exportedFuncTmpl<ExplicitSpec_NotExported>() {}
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// Export explicit instantiation declaration of a non-exported function template.
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extern template __declspec(dllexport) void funcTmpl<ExplicitDecl_Exported>();
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template __declspec(dllexport) void funcTmpl<ExplicitDecl_Exported>();
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// Export explicit instantiation definition of a non-exported function template.
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template __declspec(dllexport) void funcTmpl<ExplicitInst_Exported>();
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// Export specialization of a non-exported function template.
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template<> __declspec(dllexport) void funcTmpl<ExplicitSpec_Exported>();
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template<> __declspec(dllexport) void funcTmpl<ExplicitSpec_Def_Exported>() {}
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template<> __declspec(dllexport) inline void funcTmpl<ExplicitSpec_InlineDef_Exported>() {}
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//===----------------------------------------------------------------------===//
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// Classes
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//===----------------------------------------------------------------------===//
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namespace {
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struct __declspec(dllexport) AnonymousClass {}; // expected-error{{(anonymous namespace)::AnonymousClass' must have external linkage when declared 'dllexport'}}
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}
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class __declspec(dllexport) ClassDecl;
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class __declspec(dllexport) ClassDef {};
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#ifdef MS
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// expected-warning@+3{{'dllexport' attribute ignored}}
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#endif
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template <typename T> struct PartiallySpecializedClassTemplate {};
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template <typename T> struct __declspec(dllexport) PartiallySpecializedClassTemplate<T*> { void f() {} };
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template <typename T> struct ExpliciallySpecializedClassTemplate {};
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template <> struct __declspec(dllexport) ExpliciallySpecializedClassTemplate<int> { void f() {} };
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// Don't instantiate class members of implicitly instantiated templates, even if they are exported.
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struct IncompleteType;
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template <typename T> struct __declspec(dllexport) ImplicitlyInstantiatedExportedTemplate {
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int f() { return sizeof(T); } // no-error
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};
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ImplicitlyInstantiatedExportedTemplate<IncompleteType> implicitlyInstantiatedExportedTemplate;
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// Don't instantiate class members of templates with explicit instantiation declarations, even if they are exported.
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struct IncompleteType2;
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template <typename T> struct __declspec(dllexport) ExportedTemplateWithExplicitInstantiationDecl { // expected-note{{attribute is here}}
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int f() { return sizeof(T); } // no-error
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};
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extern template struct ExportedTemplateWithExplicitInstantiationDecl<IncompleteType2>; // expected-warning{{explicit instantiation declaration should not be 'dllexport'}}
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// Instantiate class members for explicitly instantiated exported templates.
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struct IncompleteType3; // expected-note{{forward declaration of 'IncompleteType3'}}
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template <typename T> struct __declspec(dllexport) ExplicitlyInstantiatedExportedTemplate {
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int f() { return sizeof(T); } // expected-error{{invalid application of 'sizeof' to an incomplete type 'IncompleteType3'}}
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};
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template struct ExplicitlyInstantiatedExportedTemplate<IncompleteType3>; // expected-note{{in instantiation of member function 'ExplicitlyInstantiatedExportedTemplate<IncompleteType3>::f' requested here}}
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// In MS mode, instantiate members of class templates that are base classes of exported classes.
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#ifdef MS
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// expected-note@+3{{forward declaration of 'IncompleteType4'}}
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// expected-note@+3{{in instantiation of member function 'BaseClassTemplateOfExportedClass<IncompleteType4>::f' requested here}}
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#endif
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struct IncompleteType4;
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template <typename T> struct BaseClassTemplateOfExportedClass {
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#ifdef MS
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// expected-error@+2{{invalid application of 'sizeof' to an incomplete type 'IncompleteType4'}}
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#endif
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int f() { return sizeof(T); };
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};
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struct __declspec(dllexport) ExportedBaseClass : public BaseClassTemplateOfExportedClass<IncompleteType4> {};
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// Don't instantiate members of explicitly exported class templates that are base classes of exported classes.
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struct IncompleteType5;
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template <typename T> struct __declspec(dllexport) ExportedBaseClassTemplateOfExportedClass {
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int f() { return sizeof(T); }; // no-error
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};
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struct __declspec(dllexport) ExportedBaseClass2 : public ExportedBaseClassTemplateOfExportedClass<IncompleteType5> {};
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// Warn about explicit instantiation declarations of dllexport classes.
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template <typename T> struct ExplicitInstantiationDeclTemplate {};
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extern template struct __declspec(dllexport) ExplicitInstantiationDeclTemplate<int>; // expected-warning{{explicit instantiation declaration should not be 'dllexport'}} expected-note{{attribute is here}}
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template <typename T> struct __declspec(dllexport) ExplicitInstantiationDeclExportedTemplate {}; // expected-note{{attribute is here}}
|
|
extern template struct ExplicitInstantiationDeclExportedTemplate<int>; // expected-warning{{explicit instantiation declaration should not be 'dllexport'}}
|
|
|
|
namespace { struct InternalLinkageType {}; }
|
|
struct __declspec(dllexport) PR23308 {
|
|
void f(InternalLinkageType*);
|
|
};
|
|
void PR23308::f(InternalLinkageType*) {} // No error; we don't try to export f because it has internal linkage.
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Classes with template base classes
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
template <typename T> class ClassTemplate {};
|
|
template <typename T> class __declspec(dllexport) ExportedClassTemplate {};
|
|
template <typename T> class __declspec(dllimport) ImportedClassTemplate {};
|
|
|
|
template <typename T> struct ExplicitlySpecializedTemplate { void func() {} };
|
|
#ifdef MS
|
|
// expected-note@+2{{class template 'ExplicitlySpecializedTemplate<int>' was explicitly specialized here}}
|
|
#endif
|
|
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 ExplicitlyInstantiatedTemplate { void func() {} };
|
|
#ifdef MS
|
|
// expected-note@+2{{class template 'ExplicitlyInstantiatedTemplate<int>' was instantiated here}}
|
|
#endif
|
|
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 struct __declspec(dllimport) ExplicitlyImportInstantiatedTemplate<int>;
|
|
|
|
// ClassTemplate<int> gets exported.
|
|
class __declspec(dllexport) DerivedFromTemplate : public ClassTemplate<int> {};
|
|
|
|
// ClassTemplate<int> is already exported.
|
|
class __declspec(dllexport) DerivedFromTemplate2 : public ClassTemplate<int> {};
|
|
|
|
// ExportedTemplate is explicitly exported.
|
|
class __declspec(dllexport) DerivedFromExportedTemplate : public ExportedClassTemplate<int> {};
|
|
|
|
// ImportedTemplate is explicitly imported.
|
|
class __declspec(dllexport) DerivedFromImportedTemplate : public ImportedClassTemplate<int> {};
|
|
|
|
class DerivedFromTemplateD : public ClassTemplate<double> {};
|
|
// Base class previously implicitly instantiated without attribute; it will get propagated.
|
|
class __declspec(dllexport) DerivedFromTemplateD2 : public ClassTemplate<double> {};
|
|
|
|
// Base class has explicit instantiation declaration; the attribute will get propagated.
|
|
extern template class ClassTemplate<float>;
|
|
class __declspec(dllexport) DerivedFromTemplateF : public ClassTemplate<float> {};
|
|
|
|
class __declspec(dllexport) DerivedFromTemplateB : public ClassTemplate<bool> {};
|
|
// The second derived class doesn't change anything, the attribute that was propagated first wins.
|
|
class __declspec(dllimport) DerivedFromTemplateB2 : public ClassTemplate<bool> {};
|
|
|
|
#ifdef MS
|
|
// expected-warning@+3{{propagating dll attribute to explicitly specialized base class template without dll attribute is not supported}}
|
|
// expected-note@+2{{attribute is here}}
|
|
#endif
|
|
struct __declspec(dllexport) DerivedFromExplicitlySpecializedTemplate : public ExplicitlySpecializedTemplate<int> {};
|
|
|
|
// Base class alredy specialized with export attribute.
|
|
struct __declspec(dllexport) DerivedFromExplicitlyExportSpecializedTemplate : public ExplicitlyExportSpecializedTemplate<int> {};
|
|
|
|
// Base class already specialized with import attribute.
|
|
struct __declspec(dllexport) DerivedFromExplicitlyImportSpecializedTemplate : public ExplicitlyImportSpecializedTemplate<int> {};
|
|
|
|
#ifdef MS
|
|
// expected-warning@+3{{propagating dll attribute to already instantiated base class template without dll attribute is not supported}}
|
|
// expected-note@+2{{attribute is here}}
|
|
#endif
|
|
struct __declspec(dllexport) DerivedFromExplicitlyInstantiatedTemplate : public ExplicitlyInstantiatedTemplate<int> {};
|
|
|
|
// Base class already instantiated with export attribute.
|
|
struct __declspec(dllexport) DerivedFromExplicitlyExportInstantiatedTemplate : public ExplicitlyExportInstantiatedTemplate<int> {};
|
|
|
|
// Base class already instantiated with import attribute.
|
|
struct __declspec(dllexport) DerivedFromExplicitlyImportInstantiatedTemplate : public ExplicitlyImportInstantiatedTemplate<int> {};
|
|
|
|
template <typename T> struct ExplicitInstantiationDeclTemplateBase { void func() {} };
|
|
extern template struct ExplicitInstantiationDeclTemplateBase<int>;
|
|
struct __declspec(dllexport) DerivedFromExplicitInstantiationDeclTemplateBase : public ExplicitInstantiationDeclTemplateBase<int> {};
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Precedence
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// dllexport takes precedence over dllimport if both are specified.
|
|
__attribute__((dllimport, dllexport)) extern int PrecedenceExternGlobal1A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllimport) __declspec(dllexport) extern int PrecedenceExternGlobal1B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllexport, dllimport)) extern int PrecedenceExternGlobal2A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) __declspec(dllimport) extern int PrecedenceExternGlobal2B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllimport, dllexport)) int PrecedenceGlobal1A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllimport) __declspec(dllexport) int PrecedenceGlobal1B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__attribute__((dllexport, dllimport)) int PrecedenceGlobal2A; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) __declspec(dllimport) int PrecedenceGlobal2B; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllexport) extern int PrecedenceExternGlobalRedecl1;
|
|
__declspec(dllimport) extern int PrecedenceExternGlobalRedecl1; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllimport) extern int PrecedenceExternGlobalRedecl2; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) extern int PrecedenceExternGlobalRedecl2;
|
|
|
|
__declspec(dllexport) extern int PrecedenceGlobalRedecl1;
|
|
__declspec(dllimport) int PrecedenceGlobalRedecl1; // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
__declspec(dllimport) extern int PrecedenceGlobalRedecl2; // expected-warning{{'dllimport' attribute ignored}}
|
|
__declspec(dllexport) int PrecedenceGlobalRedecl2;
|
|
|
|
void __attribute__((dllimport, dllexport)) precedence1A() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllimport) __declspec(dllexport) precedence1B() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
void __attribute__((dllexport, dllimport)) precedence2A() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllexport) __declspec(dllimport) precedence2B() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
void __declspec(dllimport) precedenceRedecl1(); // expected-warning{{'dllimport' attribute ignored}}
|
|
void __declspec(dllexport) precedenceRedecl1() {}
|
|
|
|
void __declspec(dllexport) precedenceRedecl2();
|
|
void __declspec(dllimport) precedenceRedecl2() {} // expected-warning{{'dllimport' attribute ignored}}
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Class members
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Export individual members of a class.
|
|
struct ExportMembers {
|
|
struct Nested {
|
|
__declspec(dllexport) void normalDef();
|
|
};
|
|
|
|
__declspec(dllexport) void normalDecl();
|
|
__declspec(dllexport) void normalDef();
|
|
__declspec(dllexport) void normalInclass() {}
|
|
__declspec(dllexport) void normalInlineDef();
|
|
__declspec(dllexport) inline void normalInlineDecl();
|
|
__declspec(dllexport) virtual void virtualDecl();
|
|
__declspec(dllexport) virtual void virtualDef();
|
|
__declspec(dllexport) virtual void virtualInclass() {}
|
|
__declspec(dllexport) virtual void virtualInlineDef();
|
|
__declspec(dllexport) virtual inline void virtualInlineDecl();
|
|
__declspec(dllexport) static void staticDecl();
|
|
__declspec(dllexport) static void staticDef();
|
|
__declspec(dllexport) static void staticInclass() {}
|
|
__declspec(dllexport) static void staticInlineDef();
|
|
__declspec(dllexport) static inline void staticInlineDecl();
|
|
|
|
protected:
|
|
__declspec(dllexport) void protectedDef();
|
|
private:
|
|
__declspec(dllexport) void privateDef();
|
|
public:
|
|
|
|
__declspec(dllexport) int Field; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
|
|
__declspec(dllexport) static int StaticField;
|
|
__declspec(dllexport) static int StaticFieldDef;
|
|
__declspec(dllexport) static const int StaticConstField;
|
|
__declspec(dllexport) static const int StaticConstFieldDef;
|
|
__declspec(dllexport) static const int StaticConstFieldEqualInit = 1;
|
|
__declspec(dllexport) static const int StaticConstFieldBraceInit{1};
|
|
__declspec(dllexport) constexpr static int ConstexprField = 1;
|
|
__declspec(dllexport) constexpr static int ConstexprFieldDef = 1;
|
|
};
|
|
|
|
void ExportMembers::Nested::normalDef() {}
|
|
void ExportMembers::normalDef() {}
|
|
inline void ExportMembers::normalInlineDef() {}
|
|
void ExportMembers::normalInlineDecl() {}
|
|
void ExportMembers::virtualDef() {}
|
|
inline void ExportMembers::virtualInlineDef() {}
|
|
void ExportMembers::virtualInlineDecl() {}
|
|
void ExportMembers::staticDef() {}
|
|
inline void ExportMembers::staticInlineDef() {}
|
|
void ExportMembers::staticInlineDecl() {}
|
|
void ExportMembers::protectedDef() {}
|
|
void ExportMembers::privateDef() {}
|
|
|
|
int ExportMembers::StaticFieldDef;
|
|
const int ExportMembers::StaticConstFieldDef = 1;
|
|
constexpr int ExportMembers::ConstexprFieldDef;
|
|
|
|
|
|
// Export on member definitions.
|
|
struct ExportMemberDefs {
|
|
__declspec(dllexport) void normalDef();
|
|
__declspec(dllexport) void normalInlineDef();
|
|
__declspec(dllexport) inline void normalInlineDecl();
|
|
__declspec(dllexport) virtual void virtualDef();
|
|
__declspec(dllexport) virtual void virtualInlineDef();
|
|
__declspec(dllexport) virtual inline void virtualInlineDecl();
|
|
__declspec(dllexport) static void staticDef();
|
|
__declspec(dllexport) static void staticInlineDef();
|
|
__declspec(dllexport) static inline void staticInlineDecl();
|
|
|
|
__declspec(dllexport) static int StaticField;
|
|
__declspec(dllexport) static const int StaticConstField;
|
|
__declspec(dllexport) constexpr static int ConstexprField = 1;
|
|
};
|
|
|
|
__declspec(dllexport) void ExportMemberDefs::normalDef() {}
|
|
__declspec(dllexport) inline void ExportMemberDefs::normalInlineDef() {}
|
|
__declspec(dllexport) void ExportMemberDefs::normalInlineDecl() {}
|
|
__declspec(dllexport) void ExportMemberDefs::virtualDef() {}
|
|
__declspec(dllexport) inline void ExportMemberDefs::virtualInlineDef() {}
|
|
__declspec(dllexport) void ExportMemberDefs::virtualInlineDecl() {}
|
|
__declspec(dllexport) void ExportMemberDefs::staticDef() {}
|
|
__declspec(dllexport) inline void ExportMemberDefs::staticInlineDef() {}
|
|
__declspec(dllexport) void ExportMemberDefs::staticInlineDecl() {}
|
|
|
|
__declspec(dllexport) int ExportMemberDefs::StaticField;
|
|
__declspec(dllexport) const int ExportMemberDefs::StaticConstField = 1;
|
|
__declspec(dllexport) constexpr int ExportMemberDefs::ConstexprField;
|
|
|
|
|
|
// Export special member functions.
|
|
struct ExportSpecials {
|
|
__declspec(dllexport) ExportSpecials() {}
|
|
__declspec(dllexport) ~ExportSpecials();
|
|
__declspec(dllexport) inline ExportSpecials(const ExportSpecials&);
|
|
__declspec(dllexport) ExportSpecials& operator=(const ExportSpecials&);
|
|
__declspec(dllexport) ExportSpecials(ExportSpecials&&);
|
|
__declspec(dllexport) ExportSpecials& operator=(ExportSpecials&&);
|
|
};
|
|
|
|
ExportSpecials::~ExportSpecials() {}
|
|
ExportSpecials::ExportSpecials(const ExportSpecials&) {}
|
|
inline ExportSpecials& ExportSpecials::operator=(const ExportSpecials&) { return *this; }
|
|
ExportSpecials::ExportSpecials(ExportSpecials&&) {}
|
|
ExportSpecials& ExportSpecials::operator=(ExportSpecials&&) { return *this; }
|
|
|
|
|
|
// Export allocation functions.
|
|
extern "C" void* malloc(__SIZE_TYPE__ size);
|
|
extern "C" void free(void* p);
|
|
struct ExportAlloc {
|
|
__declspec(dllexport) void* operator new(__SIZE_TYPE__);
|
|
__declspec(dllexport) void* operator new[](__SIZE_TYPE__);
|
|
__declspec(dllexport) void operator delete(void*);
|
|
__declspec(dllexport) void operator delete[](void*);
|
|
};
|
|
void* ExportAlloc::operator new(__SIZE_TYPE__ n) { return malloc(n); }
|
|
void* ExportAlloc::operator new[](__SIZE_TYPE__ n) { return malloc(n); }
|
|
void ExportAlloc::operator delete(void* p) { free(p); }
|
|
void ExportAlloc::operator delete[](void* p) { free(p); }
|
|
|
|
|
|
// Export deleted member functions.
|
|
struct ExportDeleted {
|
|
__declspec(dllexport) ExportDeleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) ~ExportDeleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) ExportDeleted(const ExportDeleted&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) ExportDeleted& operator=(const ExportDeleted&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) ExportDeleted(ExportDeleted&&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) ExportDeleted& operator=(ExportDeleted&&) = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
__declspec(dllexport) void deleted() = delete; // expected-error{{attribute 'dllexport' cannot be applied to a deleted function}}
|
|
};
|
|
|
|
|
|
// Export defaulted member functions.
|
|
struct ExportDefaulted {
|
|
__declspec(dllexport) ExportDefaulted() = default;
|
|
__declspec(dllexport) ~ExportDefaulted() = default;
|
|
__declspec(dllexport) ExportDefaulted(const ExportDefaulted&) = default;
|
|
__declspec(dllexport) ExportDefaulted& operator=(const ExportDefaulted&) = default;
|
|
__declspec(dllexport) ExportDefaulted(ExportDefaulted&&) = default;
|
|
__declspec(dllexport) ExportDefaulted& operator=(ExportDefaulted&&) = default;
|
|
};
|
|
|
|
|
|
// Export defaulted member function definitions.
|
|
struct ExportDefaultedDefs {
|
|
__declspec(dllexport) ExportDefaultedDefs();
|
|
__declspec(dllexport) ~ExportDefaultedDefs();
|
|
|
|
__declspec(dllexport) inline ExportDefaultedDefs(const ExportDefaultedDefs&);
|
|
__declspec(dllexport) ExportDefaultedDefs& operator=(const ExportDefaultedDefs&);
|
|
|
|
__declspec(dllexport) ExportDefaultedDefs(ExportDefaultedDefs&&);
|
|
__declspec(dllexport) ExportDefaultedDefs& operator=(ExportDefaultedDefs&&);
|
|
};
|
|
|
|
// Export definitions.
|
|
__declspec(dllexport) ExportDefaultedDefs::ExportDefaultedDefs() = default;
|
|
ExportDefaultedDefs::~ExportDefaultedDefs() = default;
|
|
|
|
// Export inline declaration and definition.
|
|
__declspec(dllexport) ExportDefaultedDefs::ExportDefaultedDefs(const ExportDefaultedDefs&) = default;
|
|
inline ExportDefaultedDefs& ExportDefaultedDefs::operator=(const ExportDefaultedDefs&) = default;
|
|
|
|
__declspec(dllexport) ExportDefaultedDefs::ExportDefaultedDefs(ExportDefaultedDefs&&) = default;
|
|
ExportDefaultedDefs& ExportDefaultedDefs::operator=(ExportDefaultedDefs&&) = default;
|
|
|
|
|
|
// Redeclarations cannot add dllexport.
|
|
struct MemberRedecl {
|
|
void normalDef(); // expected-note{{previous declaration is here}}
|
|
void normalInlineDef(); // expected-note{{previous declaration is here}}
|
|
inline void normalInlineDecl(); // expected-note{{previous declaration is here}}
|
|
virtual void virtualDef(); // expected-note{{previous declaration is here}}
|
|
virtual void virtualInlineDef(); // expected-note{{previous declaration is here}}
|
|
virtual inline void virtualInlineDecl(); // expected-note{{previous declaration is here}}
|
|
static void staticDef(); // expected-note{{previous declaration is here}}
|
|
static void staticInlineDef(); // expected-note{{previous declaration is here}}
|
|
static inline void staticInlineDecl(); // expected-note{{previous declaration is here}}
|
|
|
|
static int StaticField; // expected-note{{previous declaration is here}}
|
|
static const int StaticConstField; // expected-note{{previous declaration is here}}
|
|
constexpr static int ConstexprField = 1; // expected-note{{previous declaration is here}}
|
|
};
|
|
|
|
__declspec(dllexport) void MemberRedecl::normalDef() {} // expected-error{{redeclaration of 'MemberRedecl::normalDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) inline void MemberRedecl::normalInlineDef() {} // expected-error{{redeclaration of 'MemberRedecl::normalInlineDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) void MemberRedecl::normalInlineDecl() {} // expected-error{{redeclaration of 'MemberRedecl::normalInlineDecl' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) void MemberRedecl::virtualDef() {} // expected-error{{redeclaration of 'MemberRedecl::virtualDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) inline void MemberRedecl::virtualInlineDef() {} // expected-error{{redeclaration of 'MemberRedecl::virtualInlineDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) void MemberRedecl::virtualInlineDecl() {} // expected-error{{redeclaration of 'MemberRedecl::virtualInlineDecl' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) void MemberRedecl::staticDef() {} // expected-error{{redeclaration of 'MemberRedecl::staticDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) inline void MemberRedecl::staticInlineDef() {} // expected-error{{redeclaration of 'MemberRedecl::staticInlineDef' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) void MemberRedecl::staticInlineDecl() {} // expected-error{{redeclaration of 'MemberRedecl::staticInlineDecl' cannot add 'dllexport' attribute}}
|
|
|
|
__declspec(dllexport) int MemberRedecl::StaticField = 1; // expected-error{{redeclaration of 'MemberRedecl::StaticField' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) const int MemberRedecl::StaticConstField = 1; // expected-error{{redeclaration of 'MemberRedecl::StaticConstField' cannot add 'dllexport' attribute}}
|
|
__declspec(dllexport) constexpr int MemberRedecl::ConstexprField; // expected-error{{redeclaration of 'MemberRedecl::ConstexprField' cannot add 'dllexport' attribute}}
|
|
|
|
#ifdef MS
|
|
struct __declspec(dllexport) ClassWithMultipleDefaultCtors {
|
|
ClassWithMultipleDefaultCtors(int = 40) {} // expected-error{{'__declspec(dllexport)' cannot be applied to more than one default constructor}}
|
|
ClassWithMultipleDefaultCtors(int = 30, ...) {} // expected-note{{declared here}}
|
|
};
|
|
#endif
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Class member templates
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
struct ExportMemberTmpl {
|
|
template<typename T> __declspec(dllexport) void normalDecl();
|
|
template<typename T> __declspec(dllexport) void normalDef();
|
|
template<typename T> __declspec(dllexport) void normalInclass() {}
|
|
template<typename T> __declspec(dllexport) void normalInlineDef();
|
|
template<typename T> __declspec(dllexport) inline void normalInlineDecl();
|
|
template<typename T> __declspec(dllexport) static void staticDecl();
|
|
template<typename T> __declspec(dllexport) static void staticDef();
|
|
template<typename T> __declspec(dllexport) static void staticInclass() {}
|
|
template<typename T> __declspec(dllexport) static void staticInlineDef();
|
|
template<typename T> __declspec(dllexport) static inline void staticInlineDecl();
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> __declspec(dllexport) static int StaticField;
|
|
template<typename T> __declspec(dllexport) static int StaticFieldDef;
|
|
template<typename T> __declspec(dllexport) static const int StaticConstField;
|
|
template<typename T> __declspec(dllexport) static const int StaticConstFieldDef;
|
|
template<typename T> __declspec(dllexport) static const int StaticConstFieldEqualInit = 1;
|
|
template<typename T> __declspec(dllexport) static const int StaticConstFieldBraceInit{1};
|
|
template<typename T> __declspec(dllexport) constexpr static int ConstexprField = 1;
|
|
template<typename T> __declspec(dllexport) constexpr static int ConstexprFieldDef = 1;
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
};
|
|
|
|
template<typename T> void ExportMemberTmpl::normalDef() {}
|
|
template<typename T> inline void ExportMemberTmpl::normalInlineDef() {}
|
|
template<typename T> void ExportMemberTmpl::normalInlineDecl() {}
|
|
template<typename T> void ExportMemberTmpl::staticDef() {}
|
|
template<typename T> inline void ExportMemberTmpl::staticInlineDef() {}
|
|
template<typename T> void ExportMemberTmpl::staticInlineDecl() {}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> int ExportMemberTmpl::StaticFieldDef;
|
|
template<typename T> const int ExportMemberTmpl::StaticConstFieldDef = 1;
|
|
template<typename T> constexpr int ExportMemberTmpl::ConstexprFieldDef;
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
|
|
|
|
// Redeclarations cannot add dllexport.
|
|
struct MemTmplRedecl {
|
|
template<typename T> void normalDef(); // expected-note{{previous declaration is here}}
|
|
template<typename T> void normalInlineDef(); // expected-note{{previous declaration is here}}
|
|
template<typename T> inline void normalInlineDecl(); // expected-note{{previous declaration is here}}
|
|
template<typename T> static void staticDef(); // expected-note{{previous declaration is here}}
|
|
template<typename T> static void staticInlineDef(); // expected-note{{previous declaration is here}}
|
|
template<typename T> static inline void staticInlineDecl(); // expected-note{{previous declaration is here}}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> static int StaticField; // expected-note{{previous declaration is here}}
|
|
template<typename T> static const int StaticConstField; // expected-note{{previous declaration is here}}
|
|
template<typename T> constexpr static int ConstexprField = 1; // expected-note{{previous declaration is here}}
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
};
|
|
|
|
template<typename T> __declspec(dllexport) void MemTmplRedecl::normalDef() {} // expected-error{{redeclaration of 'MemTmplRedecl::normalDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) inline void MemTmplRedecl::normalInlineDef() {} // expected-error{{redeclaration of 'MemTmplRedecl::normalInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void MemTmplRedecl::normalInlineDecl() {} // expected-error{{redeclaration of 'MemTmplRedecl::normalInlineDecl' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void MemTmplRedecl::staticDef() {} // expected-error{{redeclaration of 'MemTmplRedecl::staticDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) inline void MemTmplRedecl::staticInlineDef() {} // expected-error{{redeclaration of 'MemTmplRedecl::staticInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void MemTmplRedecl::staticInlineDecl() {} // expected-error{{redeclaration of 'MemTmplRedecl::staticInlineDecl' cannot add 'dllexport' attribute}}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> __declspec(dllexport) int MemTmplRedecl::StaticField = 1; // expected-error{{redeclaration of 'MemTmplRedecl::StaticField' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) const int MemTmplRedecl::StaticConstField = 1; // expected-error{{redeclaration of 'MemTmplRedecl::StaticConstField' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) constexpr int MemTmplRedecl::ConstexprField; // expected-error{{redeclaration of 'MemTmplRedecl::ConstexprField' cannot add 'dllexport' attribute}}
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
|
|
|
|
|
|
struct MemFunTmpl {
|
|
template<typename T> void normalDef() {}
|
|
template<typename T> __declspec(dllexport) void exportedNormal() {}
|
|
template<typename T> static void staticDef() {}
|
|
template<typename T> __declspec(dllexport) static void exportedStatic() {}
|
|
};
|
|
|
|
// Export implicit instantiation of an exported member function template.
|
|
void useMemFunTmpl() {
|
|
MemFunTmpl().exportedNormal<ImplicitInst_Exported>();
|
|
MemFunTmpl().exportedStatic<ImplicitInst_Exported>();
|
|
}
|
|
|
|
// Export explicit instantiation declaration of an exported member function
|
|
// template.
|
|
extern template void MemFunTmpl::exportedNormal<ExplicitDecl_Exported>();
|
|
template void MemFunTmpl::exportedNormal<ExplicitDecl_Exported>();
|
|
|
|
extern template void MemFunTmpl::exportedStatic<ExplicitDecl_Exported>();
|
|
template void MemFunTmpl::exportedStatic<ExplicitDecl_Exported>();
|
|
|
|
// Export explicit instantiation definition of an exported member function
|
|
// template.
|
|
template void MemFunTmpl::exportedNormal<ExplicitInst_Exported>();
|
|
template void MemFunTmpl::exportedStatic<ExplicitInst_Exported>();
|
|
|
|
// Export specialization of an exported member function template.
|
|
template<> __declspec(dllexport) void MemFunTmpl::exportedNormal<ExplicitSpec_Exported>();
|
|
template<> __declspec(dllexport) void MemFunTmpl::exportedNormal<ExplicitSpec_Def_Exported>() {}
|
|
template<> __declspec(dllexport) inline void MemFunTmpl::exportedNormal<ExplicitSpec_InlineDef_Exported>() {}
|
|
|
|
template<> __declspec(dllexport) void MemFunTmpl::exportedStatic<ExplicitSpec_Exported>();
|
|
template<> __declspec(dllexport) void MemFunTmpl::exportedStatic<ExplicitSpec_Def_Exported>() {}
|
|
template<> __declspec(dllexport) inline void MemFunTmpl::exportedStatic<ExplicitSpec_InlineDef_Exported>() {}
|
|
|
|
// Not exporting specialization of an exported member function template without
|
|
// explicit dllexport.
|
|
template<> void MemFunTmpl::exportedNormal<ExplicitSpec_NotExported>() {}
|
|
template<> void MemFunTmpl::exportedStatic<ExplicitSpec_NotExported>() {}
|
|
|
|
|
|
// Export explicit instantiation declaration of a non-exported member function
|
|
// template.
|
|
extern template __declspec(dllexport) void MemFunTmpl::normalDef<ExplicitDecl_Exported>();
|
|
template __declspec(dllexport) void MemFunTmpl::normalDef<ExplicitDecl_Exported>();
|
|
|
|
extern template __declspec(dllexport) void MemFunTmpl::staticDef<ExplicitDecl_Exported>();
|
|
template __declspec(dllexport) void MemFunTmpl::staticDef<ExplicitDecl_Exported>();
|
|
|
|
// Export explicit instantiation definition of a non-exported member function
|
|
// template.
|
|
template __declspec(dllexport) void MemFunTmpl::normalDef<ExplicitInst_Exported>();
|
|
template __declspec(dllexport) void MemFunTmpl::staticDef<ExplicitInst_Exported>();
|
|
|
|
// Export specialization of a non-exported member function template.
|
|
template<> __declspec(dllexport) void MemFunTmpl::normalDef<ExplicitSpec_Exported>();
|
|
template<> __declspec(dllexport) void MemFunTmpl::normalDef<ExplicitSpec_Def_Exported>() {}
|
|
template<> __declspec(dllexport) inline void MemFunTmpl::normalDef<ExplicitSpec_InlineDef_Exported>() {}
|
|
|
|
template<> __declspec(dllexport) void MemFunTmpl::staticDef<ExplicitSpec_Exported>();
|
|
template<> __declspec(dllexport) void MemFunTmpl::staticDef<ExplicitSpec_Def_Exported>() {}
|
|
template<> __declspec(dllexport) inline void MemFunTmpl::staticDef<ExplicitSpec_InlineDef_Exported>() {}
|
|
|
|
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
struct MemVarTmpl {
|
|
template<typename T> static const int StaticVar = 1;
|
|
template<typename T> __declspec(dllexport) static const int ExportedStaticVar = 1;
|
|
};
|
|
template<typename T> const int MemVarTmpl::StaticVar;
|
|
template<typename T> const int MemVarTmpl::ExportedStaticVar;
|
|
|
|
// Export implicit instantiation of an exported member variable template.
|
|
int useMemVarTmpl() { return MemVarTmpl::ExportedStaticVar<ImplicitInst_Exported>; }
|
|
|
|
// Export explicit instantiation declaration of an exported member variable
|
|
// template.
|
|
extern template const int MemVarTmpl::ExportedStaticVar<ExplicitDecl_Exported>;
|
|
template const int MemVarTmpl::ExportedStaticVar<ExplicitDecl_Exported>;
|
|
|
|
// Export explicit instantiation definition of an exported member variable
|
|
// template.
|
|
template const int MemVarTmpl::ExportedStaticVar<ExplicitInst_Exported>;
|
|
|
|
// Export specialization of an exported member variable template.
|
|
template<> __declspec(dllexport) const int MemVarTmpl::ExportedStaticVar<ExplicitSpec_Exported>;
|
|
template<> __declspec(dllexport) const int MemVarTmpl::ExportedStaticVar<ExplicitSpec_Def_Exported> = 1;
|
|
|
|
// Not exporting specialization of an exported member variable template without
|
|
// explicit dllexport.
|
|
template<> const int MemVarTmpl::ExportedStaticVar<ExplicitSpec_NotExported>;
|
|
|
|
|
|
// Export explicit instantiation declaration of a non-exported member variable
|
|
// template.
|
|
extern template __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitDecl_Exported>;
|
|
template __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitDecl_Exported>;
|
|
|
|
// Export explicit instantiation definition of a non-exported member variable
|
|
// template.
|
|
template __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitInst_Exported>;
|
|
|
|
// Export specialization of a non-exported member variable template.
|
|
template<> __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitSpec_Exported>;
|
|
template<> __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitSpec_Def_Exported> = 1;
|
|
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Class template members
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Export individual members of a class template.
|
|
template<typename T>
|
|
struct ExportClassTmplMembers {
|
|
__declspec(dllexport) void normalDecl();
|
|
__declspec(dllexport) void normalDef();
|
|
__declspec(dllexport) void normalInclass() {}
|
|
__declspec(dllexport) void normalInlineDef();
|
|
__declspec(dllexport) inline void normalInlineDecl();
|
|
__declspec(dllexport) virtual void virtualDecl();
|
|
__declspec(dllexport) virtual void virtualDef();
|
|
__declspec(dllexport) virtual void virtualInclass() {}
|
|
__declspec(dllexport) virtual void virtualInlineDef();
|
|
__declspec(dllexport) virtual inline void virtualInlineDecl();
|
|
__declspec(dllexport) static void staticDecl();
|
|
__declspec(dllexport) static void staticDef();
|
|
__declspec(dllexport) static void staticInclass() {}
|
|
__declspec(dllexport) static void staticInlineDef();
|
|
__declspec(dllexport) static inline void staticInlineDecl();
|
|
|
|
protected:
|
|
__declspec(dllexport) void protectedDef();
|
|
private:
|
|
__declspec(dllexport) void privateDef();
|
|
public:
|
|
|
|
__declspec(dllexport) int Field; // expected-warning{{'dllexport' attribute only applies to variables, functions and classes}}
|
|
__declspec(dllexport) static int StaticField;
|
|
__declspec(dllexport) static int StaticFieldDef;
|
|
__declspec(dllexport) static const int StaticConstField;
|
|
__declspec(dllexport) static const int StaticConstFieldDef;
|
|
__declspec(dllexport) static const int StaticConstFieldEqualInit = 1;
|
|
__declspec(dllexport) static const int StaticConstFieldBraceInit{1};
|
|
__declspec(dllexport) constexpr static int ConstexprField = 1;
|
|
__declspec(dllexport) constexpr static int ConstexprFieldDef = 1;
|
|
};
|
|
|
|
template<typename T> void ExportClassTmplMembers<T>::normalDef() {}
|
|
template<typename T> inline void ExportClassTmplMembers<T>::normalInlineDef() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::normalInlineDecl() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::virtualDef() {}
|
|
template<typename T> inline void ExportClassTmplMembers<T>::virtualInlineDef() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::virtualInlineDecl() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::staticDef() {}
|
|
template<typename T> inline void ExportClassTmplMembers<T>::staticInlineDef() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::staticInlineDecl() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::protectedDef() {}
|
|
template<typename T> void ExportClassTmplMembers<T>::privateDef() {}
|
|
|
|
template<typename T> int ExportClassTmplMembers<T>::StaticFieldDef;
|
|
template<typename T> const int ExportClassTmplMembers<T>::StaticConstFieldDef = 1;
|
|
template<typename T> constexpr int ExportClassTmplMembers<T>::ConstexprFieldDef;
|
|
|
|
template struct ExportClassTmplMembers<ImplicitInst_Exported>;
|
|
|
|
|
|
// Redeclarations cannot add dllexport.
|
|
template<typename T>
|
|
struct CTMR /*ClassTmplMemberRedecl*/ {
|
|
void normalDef(); // expected-note{{previous declaration is here}}
|
|
void normalInlineDef(); // expected-note{{previous declaration is here}}
|
|
inline void normalInlineDecl(); // expected-note{{previous declaration is here}}
|
|
virtual void virtualDef(); // expected-note{{previous declaration is here}}
|
|
virtual void virtualInlineDef(); // expected-note{{previous declaration is here}}
|
|
virtual inline void virtualInlineDecl(); // expected-note{{previous declaration is here}}
|
|
static void staticDef(); // expected-note{{previous declaration is here}}
|
|
static void staticInlineDef(); // expected-note{{previous declaration is here}}
|
|
static inline void staticInlineDecl(); // expected-note{{previous declaration is here}}
|
|
|
|
static int StaticField; // expected-note{{previous declaration is here}}
|
|
static const int StaticConstField; // expected-note{{previous declaration is here}}
|
|
constexpr static int ConstexprField = 1; // expected-note{{previous declaration is here}}
|
|
};
|
|
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::normalDef() {} // expected-error{{redeclaration of 'CTMR::normalDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) inline void CTMR<T>::normalInlineDef() {} // expected-error{{redeclaration of 'CTMR::normalInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::normalInlineDecl() {} // expected-error{{redeclaration of 'CTMR::normalInlineDecl' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::virtualDef() {} // expected-error{{redeclaration of 'CTMR::virtualDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) inline void CTMR<T>::virtualInlineDef() {} // expected-error{{redeclaration of 'CTMR::virtualInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::virtualInlineDecl() {} // expected-error{{redeclaration of 'CTMR::virtualInlineDecl' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::staticDef() {} // expected-error{{redeclaration of 'CTMR::staticDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) inline void CTMR<T>::staticInlineDef() {} // expected-error{{redeclaration of 'CTMR::staticInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) void CTMR<T>::staticInlineDecl() {} // expected-error{{redeclaration of 'CTMR::staticInlineDecl' cannot add 'dllexport' attribute}}
|
|
|
|
template<typename T> __declspec(dllexport) int CTMR<T>::StaticField = 1; // expected-error{{redeclaration of 'CTMR::StaticField' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) const int CTMR<T>::StaticConstField = 1; // expected-error{{redeclaration of 'CTMR::StaticConstField' cannot add 'dllexport' attribute}}
|
|
template<typename T> __declspec(dllexport) constexpr int CTMR<T>::ConstexprField; // expected-error{{redeclaration of 'CTMR::ConstexprField' cannot add 'dllexport' attribute}}
|
|
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Class template member templates
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
template<typename T>
|
|
struct ExportClsTmplMemTmpl {
|
|
template<typename U> __declspec(dllexport) void normalDecl();
|
|
template<typename U> __declspec(dllexport) void normalDef();
|
|
template<typename U> __declspec(dllexport) void normalInclass() {}
|
|
template<typename U> __declspec(dllexport) void normalInlineDef();
|
|
template<typename U> __declspec(dllexport) inline void normalInlineDecl();
|
|
template<typename U> __declspec(dllexport) static void staticDecl();
|
|
template<typename U> __declspec(dllexport) static void staticDef();
|
|
template<typename U> __declspec(dllexport) static void staticInclass() {}
|
|
template<typename U> __declspec(dllexport) static void staticInlineDef();
|
|
template<typename U> __declspec(dllexport) static inline void staticInlineDecl();
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename U> __declspec(dllexport) static int StaticField;
|
|
template<typename U> __declspec(dllexport) static int StaticFieldDef;
|
|
template<typename U> __declspec(dllexport) static const int StaticConstField;
|
|
template<typename U> __declspec(dllexport) static const int StaticConstFieldDef;
|
|
template<typename U> __declspec(dllexport) static const int StaticConstFieldEqualInit = 1;
|
|
template<typename U> __declspec(dllexport) static const int StaticConstFieldBraceInit{1};
|
|
template<typename U> __declspec(dllexport) constexpr static int ConstexprField = 1;
|
|
template<typename U> __declspec(dllexport) constexpr static int ConstexprFieldDef = 1;
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
};
|
|
|
|
template<typename T> template<typename U> void ExportClsTmplMemTmpl<T>::normalDef() {}
|
|
template<typename T> template<typename U> inline void ExportClsTmplMemTmpl<T>::normalInlineDef() {}
|
|
template<typename T> template<typename U> void ExportClsTmplMemTmpl<T>::normalInlineDecl() {}
|
|
template<typename T> template<typename U> void ExportClsTmplMemTmpl<T>::staticDef() {}
|
|
template<typename T> template<typename U> inline void ExportClsTmplMemTmpl<T>::staticInlineDef() {}
|
|
template<typename T> template<typename U> void ExportClsTmplMemTmpl<T>::staticInlineDecl() {}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> template<typename U> int ExportClsTmplMemTmpl<T>::StaticFieldDef;
|
|
template<typename T> template<typename U> const int ExportClsTmplMemTmpl<T>::StaticConstFieldDef = 1;
|
|
template<typename T> template<typename U> constexpr int ExportClsTmplMemTmpl<T>::ConstexprFieldDef;
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
|
|
|
|
// Redeclarations cannot add dllexport.
|
|
template<typename T>
|
|
struct CTMTR /*ClassTmplMemberTmplRedecl*/ {
|
|
template<typename U> void normalDef(); // expected-note{{previous declaration is here}}
|
|
template<typename U> void normalInlineDef(); // expected-note{{previous declaration is here}}
|
|
template<typename U> inline void normalInlineDecl(); // expected-note{{previous declaration is here}}
|
|
template<typename U> static void staticDef(); // expected-note{{previous declaration is here}}
|
|
template<typename U> static void staticInlineDef(); // expected-note{{previous declaration is here}}
|
|
template<typename U> static inline void staticInlineDecl(); // expected-note{{previous declaration is here}}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename U> static int StaticField; // expected-note{{previous declaration is here}}
|
|
template<typename U> static const int StaticConstField; // expected-note{{previous declaration is here}}
|
|
template<typename U> constexpr static int ConstexprField = 1; // expected-note{{previous declaration is here}}
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
};
|
|
|
|
template<typename T> template<typename U> __declspec(dllexport) void CTMTR<T>::normalDef() {} // expected-error{{redeclaration of 'CTMTR::normalDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) inline void CTMTR<T>::normalInlineDef() {} // expected-error{{redeclaration of 'CTMTR::normalInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) void CTMTR<T>::normalInlineDecl() {} // expected-error{{redeclaration of 'CTMTR::normalInlineDecl' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) void CTMTR<T>::staticDef() {} // expected-error{{redeclaration of 'CTMTR::staticDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) inline void CTMTR<T>::staticInlineDef() {} // expected-error{{redeclaration of 'CTMTR::staticInlineDef' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) void CTMTR<T>::staticInlineDecl() {} // expected-error{{redeclaration of 'CTMTR::staticInlineDecl' cannot add 'dllexport' attribute}}
|
|
|
|
#if __has_feature(cxx_variable_templates)
|
|
template<typename T> template<typename U> __declspec(dllexport) int CTMTR<T>::StaticField = 1; // expected-error{{redeclaration of 'CTMTR::StaticField' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) const int CTMTR<T>::StaticConstField = 1; // expected-error{{redeclaration of 'CTMTR::StaticConstField' cannot add 'dllexport' attribute}}
|
|
template<typename T> template<typename U> __declspec(dllexport) constexpr int CTMTR<T>::ConstexprField; // expected-error{{redeclaration of 'CTMTR::ConstexprField' cannot add 'dllexport' attribute}}
|
|
#endif // __has_feature(cxx_variable_templates)
|
|
|
|
// FIXME: Precedence rules seem to be different for classes.
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Lambdas
|
|
//===----------------------------------------------------------------------===//
|
|
// The MS ABI doesn't provide a stable mangling for lambdas, so they can't be imported or exported.
|
|
#ifdef MS
|
|
// expected-error@+2{{lambda cannot be declared 'dllexport'}}
|
|
#endif
|
|
auto Lambda = []() __declspec(dllexport) -> bool { return true; };
|