[MS Demangler] Print public:, protected:, private: if set in FunctionClass or a variable's StorageClass.

[thakis]

Summary

undname prints them, and the information is in the decorated name, so we probably shouldn't lose it when undecorating.

I spot-checked a few of the funnier-looking outputs, and undname has the same output.

[thakis]

lib/Demangle/MicrosoftDemangleNodes.cpp

386 ↗

(On Diff #173570)

(I'm reordering this to make the order in the function match the order of the FC_ enum entries.)

[thakis]

variables too

llvm/trunk/lib/Demangle/MicrosoftDemangleNodes.cpp

 void LiteralOperatorIdentifierNode::output(OutputStream &OS,
                                            OutputFlags Flags) const {
   OS << "operator \"\"" << Name;
   outputTemplateParameters(OS, Flags);
 }
 
 void FunctionSignatureNode::outputPre(OutputStream &OS,
                                       OutputFlags Flags) const {
+  if (FunctionClass & FC_Public)
+    OS << "public: ";
+  if (FunctionClass & FC_Protected)
+    OS << "protected: ";
+  if (FunctionClass & FC_Private)
+    OS << "private: ";
+
   if (!(FunctionClass & FC_Global)) {
     if (FunctionClass & FC_Static)
       OS << "static ";
   }
-  if (FunctionClass & FC_ExternC)
-    OS << "extern \"C\" ";
-
   if (FunctionClass & FC_Virtual)
     OS << "virtual ";
 
+  if (FunctionClass & FC_ExternC)
+    OS << "extern \"C\" ";
+
   if (ReturnType) {
     ReturnType->outputPre(OS, Flags);
     OS << " ";
   }
 
   if (!(Flags & OF_NoCallingConvention))
     outputCallingConvention(OS, CallConvention);
 }
void FunctionSymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
   outputSpaceIfNecessary(OS);
   Name->output(OS, Flags);
   Signature->outputPost(OS, Flags);
 }
 
 void VariableSymbolNode::output(OutputStream &OS, OutputFlags Flags) const {
   switch (SC) {
   case StorageClass::PrivateStatic:
+    OS << "private: static ";
+    break;
   case StorageClass::PublicStatic:
+    OS << "public: static ";
+    break;
   case StorageClass::ProtectedStatic:
-    OS << "static ";
+    OS << "protected: static ";
     break;
   default:
     break;
   }
 
   if (Type) {
     Type->outputPre(OS, Flags);
     outputSpaceIfNecessary(OS);

llvm/trunk/test/Demangle/ms-cxx11.test

 
 ??$f@W4<unnamed-type-E>@?1??g@PR24651@@YAXXZ@@PR24651@@YAXW4<unnamed-type-E>@?1??g@0@YAXXZ@@Z
 ; CHECK: void __cdecl PR24651::f<enum `void __cdecl PR24651::g(void)'::`2'::<unnamed-type-E>>(enum `void __cdecl PR24651::g(void)'::`2'::<unnamed-type-E>)
 
 ??$f@T<unnamed-type-$S1>@PR18204@@@PR18204@@YAHPAT<unnamed-type-$S1>@0@@Z
 ; CHECK: int __cdecl PR18204::f<union PR18204::<unnamed-type-$S1>>(union PR18204::<unnamed-type-$S1> *)
 
 ??R<lambda_0>@?0??PR26105@@YAHXZ@QBE@H@Z
-; CHECK: __thiscall `int __cdecl PR26105(void)'::`1'::<lambda_0>::operator()(int) const
+; CHECK: public: __thiscall `int __cdecl PR26105(void)'::`1'::<lambda_0>::operator()(int) const
 
 ??R<lambda_1>@?0???R<lambda_0>@?0??PR26105@@YAHXZ@QBE@H@Z@QBE@H@Z
-; CHECK: __thiscall `__thiscall `int __cdecl PR26105(void)'::`1'::<lambda_0>::operator()(int) const'::`1'::<lambda_1>::operator()(int) const
+; CHECK: public: __thiscall `public: __thiscall `int __cdecl PR26105(void)'::`1'::<lambda_0>::operator()(int) const'::`1'::<lambda_1>::operator()(int) const
 
 ?unaligned_foo1@@YAPFAHXZ
 ; CHECK: int __unaligned * __cdecl unaligned_foo1(void)
 
 ?unaligned_foo2@@YAPFAPFAHXZ
 ; CHECK: int __unaligned *__unaligned * __cdecl unaligned_foo2(void)
 
 ?unaligned_foo3@@YAHXZ

 
 ?unaligned_foo8@unaligned_foo8_S@@QFCEXXZ
 ; CHECK: void __thiscall unaligned_foo8_S::unaligned_foo8(void) volatile __unaligned
 
 ??R<lambda_1>@x@A@PR31197@@QBE@XZ
 ; CHECK: __thiscall PR31197::A::x::<lambda_1>::operator()(void) const
 
 ?white@?1???R<lambda_1>@x@A@PR31197@@QBE@XZ@4HA
-; CHECK: int `__thiscall PR31197::A::x::<lambda_1>::operator()(void) const'::`2'::white
+; CHECK: int `public: __thiscall PR31197::A::x::<lambda_1>::operator()(void) const'::`2'::white
 
 ?f@@YAXW4<unnamed-enum-enumerator>@@@Z
 ; CHECK: void __cdecl f(enum <unnamed-enum-enumerator>)

llvm/trunk/test/Demangle/ms-cxx14.test

 
 ?ValueFromFunctionWithLocalType@@3ULocalType@?1??FunctionWithLocalType@@YA?A?<auto>@@XZ@A
 ; CHECK: struct `<auto> __cdecl FunctionWithLocalType(void)'::`2'::LocalType ValueFromFunctionWithLocalType
 
 ??R<lambda_0>@@QBE?A?<auto>@@XZ
 ; CHECK: <auto> __thiscall <lambda_0>::operator()(void) const
 
 ?ValueFromLambdaWithLocalType@@3ULocalType@?1???R<lambda_0>@@QBE?A?<auto>@@XZ@A
-; CHECK: struct `<auto> __thiscall <lambda_0>::operator()(void) const'::`2'::LocalType ValueFromLambdaWithLocalType
+; CHECK: struct `public: <auto> __thiscall <lambda_0>::operator()(void) const'::`2'::LocalType ValueFromLambdaWithLocalType
 
 ?ValueFromTemplateFuncionWithLocalLambda@@3ULocalType@?2???R<lambda_1>@?0???$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?3@XZ@A
-; CHECK: struct `<auto> __thiscall `<auto> __cdecl TemplateFuncionWithLocalLambda<int>(int)'::`1'::<lambda_1>::operator()(void) const'::`3'::LocalType ValueFromTemplateFuncionWithLocalLambda
+; CHECK: struct `public: <auto> __thiscall `<auto> __cdecl TemplateFuncionWithLocalLambda<int>(int)'::`1'::<lambda_1>::operator()(void) const'::`3'::LocalType ValueFromTemplateFuncionWithLocalLambda
 
 ??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z
 ; CHECK: <auto> __cdecl TemplateFuncionWithLocalLambda<int>(int)
 
 ??R<lambda_1>@?0???$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?1@XZ
 ; CHECK: <auto> __thiscall `<auto> __cdecl TemplateFuncionWithLocalLambda<int>(int)'::`1'::<lambda_1>::operator()(void) const
 
 ??$WithPMD@$GA@A@?0@@3HA
 ; CHECK: int WithPMD<{0, 0, -1}>
 
 ?Zoo@@3U?$Foo@$1??$x@H@@3HA$1?1@3HA@@A
 ; CHECK: struct Foo<&int x<int>, &int x<int>> Zoo
 
 ??$unaligned_x@PFAH@@3PFAHA
 ; CHECK: int __unaligned *unaligned_x<int __unaligned *>

llvm/trunk/test/Demangle/ms-nested-scopes.test

 ?NN@OO@010XX@@3HA
 ; CHECK: int XX::NN::OO::NN::OO::NN
 
 ; Test demangling of name back-references combined with function local scopes.
 ?M@?1??0@YAHXZ@4HA
 ; CHECK: int `int __cdecl M(void)'::`2'::M
 
 ?L@?2??M@0?2??0@YAHXZ@QEAAHXZ@4HA
-; CHECK: int `int __cdecl `int __cdecl L(void)'::`3'::L::M(void)'::`3'::L
+; CHECK: int `public: int __cdecl `int __cdecl L(void)'::`3'::L::M(void)'::`3'::L
 
 ?M@?2??0L@?2??1@YAHXZ@QEAAHXZ@4HA
-; CHECK: int `int __cdecl `int __cdecl L(void)'::`3'::L::M(void)'::`3'::M
+; CHECK: int `public: int __cdecl `int __cdecl L(void)'::`3'::L::M(void)'::`3'::M
 
 ; Function local scopes of template functions
 ?M@?1???$L@H@@YAHXZ@4HA
 ; CHECK: int `int __cdecl L<int>(void)'::`2'::M
 
 ; And member functions of template classes
 ?SN@?$NS@H@NS@@QEAAHXZ
 ; CHECK: int __cdecl NS::NS<int>::SN(void)
 
 ?NS@?1??SN@?$NS@H@0@QEAAHXZ@4HA
-; CHECK: int `int __cdecl NS::NS<int>::SN(void)'::`2'::NS
+; CHECK: int `public: int __cdecl NS::NS<int>::SN(void)'::`2'::NS
 
 ?SN@?1??0?$NS@H@NS@@QEAAHXZ@4HA
-; CHECK: int `int __cdecl NS::NS<int>::SN(void)'::`2'::SN
+; CHECK: int `public: int __cdecl NS::NS<int>::SN(void)'::`2'::SN
 
 ?NS@?1??SN@?$NS@H@10@QEAAHXZ@4HA
-; CHECK: int `int __cdecl NS::SN::NS<int>::SN(void)'::`2'::NS
+; CHECK: int `public: int __cdecl NS::SN::NS<int>::SN(void)'::`2'::NS
 
 ?SN@?1??0?$NS@H@0NS@@QEAAHXZ@4HA
-; CHECK: int `int __cdecl NS::SN::NS<int>::SN(void)'::`2'::SN
+; CHECK: int `public: int __cdecl NS::SN::NS<int>::SN(void)'::`2'::SN
 
 ; Make sure instantiated templates participate in back-referencing.
 ; In the next 3 examples there should be 3 back-references:
 ; 0 = X (right most name)
 ; 1 = C<int> (second from right)
 ; 2 = C (third from right)
 ; Make sure all 3 work as expected by having the 4th component take each value
 ; from 0-2 and confirming it is the right component.

 ;       static int B = 7;
 ;       static int A = 7;
 ;       return C.B() + B + A;
 ;     }
 ;   };
 ; } } } } }
 
 ?C@?1??B@?$C@H@0101A@@QEAAHXZ@4U201013@A
-; CHECK: struct A::B::C::B::C::C<int> `int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::C
+; CHECK: struct A::B::C::B::C::C<int> `public: int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::C
 
 ?B@?1??0?$C@H@C@020A@@QEAAHXZ@4HA
-; CHECK: int `int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::B
+; CHECK: int `public: int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::B
 
 ?A@?1??B@?$C@H@C@1310@QEAAHXZ@4HA
-; CHECK: int `int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::A
+; CHECK: int `public: int __cdecl A::B::C::B::C::C<int>::B(void)'::`2'::A

llvm/trunk/test/Demangle/ms-operators.test

 
 ??_DDiamond@@QEAAXXZ
 ; CHECK: void __cdecl Diamond::`vbase dtor'(void)
 
 ??_EBase@@UEAAPEAXI@Z
 ; CHECK: virtual void * __cdecl Base::`vector deleting dtor'(unsigned int)
 
 ??_EBase@@G3AEPAXI@Z
-; CHECK: [thunk]: void * __thiscall Base::`vector deleting dtor'`adjustor{4}'(unsigned int)
+; CHECK: [thunk]: private: void * __thiscall Base::`vector deleting dtor'`adjustor{4}'(unsigned int)
 
 ??_F?$SomeTemplate@H@@QAEXXZ
 ; CHECK: void __thiscall SomeTemplate<int>::`default ctor closure'(void)
 
 ??_GBase@@UEAAPEAXI@Z
 ; CHECK: virtual void * __cdecl Base::`scalar deleting dtor'(unsigned int)
 
 ??_H@YAXPEAX_K1P6APEAX0@Z@Z

 
 ??__EFoo@@YAXXZ
 ; CHECK: void __cdecl `dynamic initializer for 'Foo''(void)
 
 ??__FFoo@@YAXXZ
 ; CHECK: void __cdecl `dynamic atexit destructor for 'Foo''(void)
 
 ??__F_decisionToDFA@XPathLexer@@0V?$vector@VDFA@dfa@antlr4@@V?$allocator@VDFA@dfa@antlr4@@@std@@@std@@A@YAXXZ
-; CHECK: void __cdecl `dynamic atexit destructor for `static class std::vector<class antlr4::dfa::DFA, class std::allocator<class antlr4::dfa::DFA>> XPathLexer::_decisionToDFA''(void)
+; CHECK: void __cdecl `dynamic atexit destructor for `private: static class std::vector<class antlr4::dfa::DFA, class std::allocator<class antlr4::dfa::DFA>> XPathLexer::_decisionToDFA''(void)
 
 ??__K_deg@@YAHO@Z
 ; CHECK: int __cdecl operator ""_deg(long double)
 

llvm/trunk/test/Demangle/ms-template-callback.test

 
 ??$WrapFnPtr@$1?VoidFn@@YAXXZ@@YAXXZ
 ; CHECK: void __cdecl WrapFnPtr<&void __cdecl VoidFn(void)>(void)
 
 ??$WrapFnRef@$1?VoidFn@@YAXXZ@@YAXXZ
 ; CHECK: void __cdecl WrapFnRef<&void __cdecl VoidFn(void)>(void)
 
 ??$WrapFnPtr@$1?VoidStaticMethod@Thing@@SAXXZ@@YAXXZ
-; CHECK: void __cdecl WrapFnPtr<&static void __cdecl Thing::VoidStaticMethod(void)>(void)
+; CHECK: void __cdecl WrapFnPtr<&public: static void __cdecl Thing::VoidStaticMethod(void)>(void)
 
 ??$WrapFnRef@$1?VoidStaticMethod@Thing@@SAXXZ@@YAXXZ
-; CHECK: void __cdecl WrapFnRef<&static void __cdecl Thing::VoidStaticMethod(void)>(void)
+; CHECK: void __cdecl WrapFnRef<&public: static void __cdecl Thing::VoidStaticMethod(void)>(void)

llvm/trunk/test/Demangle/ms-templates-memptrs.test

 ; RUN: llvm-undname < %s | FileCheck %s
 
 ; CHECK-NOT: Invalid mangled name
 
 ??$CallMethod@UC@NegativeNVOffset@@$I??_912@$BA@AEPPPPPPPM@A@@@YAXAAUC@NegativeNVOffset@@@Z
 ; CHECK: void __cdecl CallMethod<struct NegativeNVOffset::C, {[thunk]: __thiscall NegativeNVOffset::C::`vcall'{0, {flat}}, 4294967292, 0}>(struct NegativeNVOffset::C &)
 
 ??$CallMethod@UM@@$0A@@@YAXAAUM@@@Z
 ; CHECK: void __cdecl CallMethod<struct M, 0>(struct M &)
 
 ??$CallMethod@UM@@$H??_91@$BA@AEA@@@YAXAAUM@@@Z
 ; CHECK: void __cdecl CallMethod<struct M, {[thunk]: __thiscall M::`vcall'{0, {flat}}, 0}>(struct M &)
 
 ??$CallMethod@UM@@$H?f@1@QAEXXZA@@@YAXAAUM@@@Z
-; CHECK: void __cdecl CallMethod<struct M, {void __thiscall M::f(void), 0}>(struct M &)
+; CHECK: void __cdecl CallMethod<struct M, {public: void __thiscall M::f(void), 0}>(struct M &)
 
 ??$CallMethod@UO@@$H??_91@$BA@AE3@@YAXAAUO@@@Z
 ; CHECK: void __cdecl CallMethod<struct O, {[thunk]: __thiscall O::`vcall'{0, {flat}}, 4}>(struct O &)
 
 ??$CallMethod@US@@$0A@@@YAXAAUS@@@Z
 ; CHECK: void __cdecl CallMethod<struct S, 0>(struct S &)
 
 ??$CallMethod@US@@$1??_91@$BA@AE@@YAXAAUS@@@Z
 ; CHECK: void __cdecl CallMethod<struct S, &[thunk]: __thiscall S::`vcall'{0, {flat}}>(struct S &)
 
 ??$CallMethod@US@@$1?f@1@QAEXXZ@@YAXAAUS@@@Z
-; CHECK: void __cdecl CallMethod<struct S, &void __thiscall S::f(void)>(struct S &)
+; CHECK: void __cdecl CallMethod<struct S, &public: void __thiscall S::f(void)>(struct S &)
 
 ??$CallMethod@UU@@$0A@@@YAXAAUU@@@Z
 ; CHECK: void __cdecl CallMethod<struct U, 0>(struct U &)
 
 ??$CallMethod@UU@@$J??_91@$BA@AEA@A@A@@@YAXAAUU@@@Z
 ; CHECK: void __cdecl CallMethod<struct U, {[thunk]: __thiscall U::`vcall'{0, {flat}}, 0, 0, 0}>(struct U &)
 
 ??$CallMethod@UU@@$J?f@1@QAEXXZA@A@A@@@YAXAAUU@@@Z
-; CHECK: void __cdecl CallMethod<struct U, {void __thiscall U::f(void), 0, 0, 0}>(struct U &)
+; CHECK: void __cdecl CallMethod<struct U, {public: void __thiscall U::f(void), 0, 0, 0}>(struct U &)
 
 ??$CallMethod@UV@@$0A@@@YAXAAUV@@@Z
 ; CHECK: void __cdecl CallMethod<struct V, 0>(struct V &)
 
 ??$CallMethod@UV@@$I??_91@$BA@AEA@A@@@YAXAAUV@@@Z
 ; CHECK: void __cdecl CallMethod<struct V, {[thunk]: __thiscall V::`vcall'{0, {flat}}, 0, 0}>(struct V &)
 
 ??$CallMethod@UV@@$I?f@1@QAEXXZA@A@@@YAXAAUV@@@Z
-; CHECK: void __cdecl CallMethod<struct V, {void __thiscall V::f(void), 0, 0}>(struct V &)
+; CHECK: void __cdecl CallMethod<struct V, {public: void __thiscall V::f(void), 0, 0}>(struct V &)
 
 ??$ReadField@UA@@$0?0@@YAHAAUA@@@Z
 ; CHECK: int __cdecl ReadField<struct A, -1>(struct A &)
 
 ??$ReadField@UA@@$0A@@@YAHAAUA@@@Z
 ; CHECK: int __cdecl ReadField<struct A, 0>(struct A &)
 
 ??$ReadField@UI@@$03@@YAHAAUI@@@Z

llvm/trunk/test/Demangle/ms-templates.test

 
 ?FunctionDefinedWithInjectedName@@YAXU?$TypeWithFriendDefinition@H@@@Z
 ; CHECK: void __cdecl FunctionDefinedWithInjectedName(struct TypeWithFriendDefinition<int>)
 
 ?bar@?$UUIDType4@$1?_GUID_12345678_1234_1234_1234_1234567890ab@@3U__s_GUID@@B@@QAEXXZ
 ; CHECK: void __thiscall UUIDType4<&struct __s_GUID const _GUID_12345678_1234_1234_1234_1234567890ab>::bar(void)
 
 ??$f@US@@$1?g@1@QEAAXXZ@@YAXXZ
-; CHECK: void __cdecl f<struct S, &void __cdecl S::g(void)>(void)
+; CHECK: void __cdecl f<struct S, &public: void __cdecl S::g(void)>(void)
 
 ??$?0N@?$Foo@H@@QEAA@N@Z
-; CHECK: __cdecl Foo<int>::Foo<int><double>(double)
+; CHECK: __cdecl Foo<int>::Foo<int><double>(double)
 

llvm/trunk/test/Demangle/ms-thunks.test

 ; RUN: llvm-undname < %s | FileCheck %s
 
 ; CHECK-NOT: Invalid mangled name
 
 ?f@C@@WBA@EAAHXZ
-; CHECK: [thunk]: virtual int __cdecl C::f`adjustor{16}'(void)
+; CHECK: [thunk]: public: virtual int __cdecl C::f`adjustor{16}'(void)
 
 ??_EDerived@@$4PPPPPPPM@A@EAAPEAXI@Z
-; CHECK: [thunk]: virtual void * __cdecl Derived::`vector deleting dtor'`vtordisp{-4, 0}'(unsigned int)
+; CHECK: [thunk]: public: virtual void * __cdecl Derived::`vector deleting dtor'`vtordisp{-4, 0}'(unsigned int)
 
 ?f@A@simple@@$R477PPPPPPPM@7AEXXZ
-; CHECK: [thunk]: virtual void __thiscall simple::A::f`vtordispex{8, 8, -4, 8}'(void)
+; CHECK: [thunk]: public: virtual void __thiscall simple::A::f`vtordispex{8, 8, -4, 8}'(void)
 
 ??_9Base@@$B7AA
 ; CHECK: [thunk]: __cdecl Base::`vcall'{8, {flat}}