diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp --- a/clang/lib/CodeGen/CGDebugInfo.cpp +++ b/clang/lib/CodeGen/CGDebugInfo.cpp @@ -1283,6 +1283,33 @@ getDeclContextDescriptor(AliasDecl)); } +/// Convert an AccessSpecifier into the corresponding DINode flag. +/// As an optimization, return 0 if the access specifier equals the +/// default for the containing type. +static llvm::DINode::DIFlags getAccessFlag(AccessSpecifier Access, + const RecordDecl *RD) { + AccessSpecifier Default = clang::AS_none; + if (RD && RD->isClass()) + Default = clang::AS_private; + else if (RD && (RD->isStruct() || RD->isUnion())) + Default = clang::AS_public; + + if (Access == Default) + return llvm::DINode::FlagZero; + + switch (Access) { + case clang::AS_private: + return llvm::DINode::FlagPrivate; + case clang::AS_protected: + return llvm::DINode::FlagProtected; + case clang::AS_public: + return llvm::DINode::FlagPublic; + case clang::AS_none: + return llvm::DINode::FlagZero; + } + llvm_unreachable("unexpected access enumerator"); +} + llvm::DIType *CGDebugInfo::CreateType(const TypedefType *Ty, llvm::DIFile *Unit) { llvm::DIType *Underlying = @@ -1298,10 +1325,17 @@ uint32_t Align = getDeclAlignIfRequired(Ty->getDecl(), CGM.getContext()); // Typedefs are derived from some other type. llvm::DINodeArray Annotations = CollectBTFDeclTagAnnotations(Ty->getDecl()); + + llvm::DINode::DIFlags Flags = llvm::DINode::FlagZero; + const DeclContext *DC = Ty->getDecl()->getDeclContext(); + if (isa(DC)) { + Flags = getAccessFlag(Ty->getDecl()->getAccess(), cast(DC)); + } + return DBuilder.createTypedef(Underlying, Ty->getDecl()->getName(), getOrCreateFile(Loc), getLineNumber(Loc), getDeclContextDescriptor(Ty->getDecl()), Align, - Annotations); + Flags, Annotations); } static unsigned getDwarfCC(CallingConv CC) { @@ -1395,33 +1429,6 @@ return F; } -/// Convert an AccessSpecifier into the corresponding DINode flag. -/// As an optimization, return 0 if the access specifier equals the -/// default for the containing type. -static llvm::DINode::DIFlags getAccessFlag(AccessSpecifier Access, - const RecordDecl *RD) { - AccessSpecifier Default = clang::AS_none; - if (RD && RD->isClass()) - Default = clang::AS_private; - else if (RD && (RD->isStruct() || RD->isUnion())) - Default = clang::AS_public; - - if (Access == Default) - return llvm::DINode::FlagZero; - - switch (Access) { - case clang::AS_private: - return llvm::DINode::FlagPrivate; - case clang::AS_protected: - return llvm::DINode::FlagProtected; - case clang::AS_public: - return llvm::DINode::FlagPublic; - case clang::AS_none: - return llvm::DINode::FlagZero; - } - llvm_unreachable("unexpected access enumerator"); -} - llvm::DIType *CGDebugInfo::createBitFieldType(const FieldDecl *BitFieldDecl, llvm::DIScope *RecordTy, const RecordDecl *RD) { diff --git a/clang/test/CodeGenCXX/debug-info-access.cpp b/clang/test/CodeGenCXX/debug-info-access.cpp --- a/clang/test/CodeGenCXX/debug-info-access.cpp +++ b/clang/test/CodeGenCXX/debug-info-access.cpp @@ -7,8 +7,11 @@ void pub_default(); // CHECK-DAG: !DIDerivedType(tag: DW_TAG_member, name: "pub_default_static",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagStaticMember) static int pub_default_static; -}; + // CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "pub_default_using",{{.*}} line: [[@LINE+1]] + using pub_default_using = int; + pub_default_using a_pub; +}; // CHECK: !DIDerivedType(tag: DW_TAG_inheritance,{{.*}} baseType: ![[A]],{{.*}} flags: DIFlagPublic, extraData: i32 0) class B : public A { @@ -17,9 +20,25 @@ void pub(); // CHECK-DAG: !DIDerivedType(tag: DW_TAG_member, name: "public_static",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagPublic | DIFlagStaticMember) static int public_static; + + // CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "pub_typedef",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagPublic) + typedef int pub_typedef; + pub_typedef pub_member; + +protected: + // CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "prot_using",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagProtected) + using prot_using = int; + prot_using prot_member; + +private: + // CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "priv_using",{{.*}} line: [[@LINE+1]] + using priv_using = int; + priv_using priv_member; + protected: // CHECK: !DISubprogram(name: "prot",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagProtected | DIFlagPrototyped, void prot(); + private: // CHECK: !DISubprogram(name: "priv_default",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagPrototyped, void priv_default(); diff --git a/llvm/include/llvm/IR/DIBuilder.h b/llvm/include/llvm/IR/DIBuilder.h --- a/llvm/include/llvm/IR/DIBuilder.h +++ b/llvm/include/llvm/IR/DIBuilder.h @@ -282,10 +282,12 @@ /// \param LineNo Line number. /// \param Context The surrounding context for the typedef. /// \param AlignInBits Alignment. (optional) + /// \param Flags Flags to describe inheritance attribute, e.g. private /// \param Annotations Annotations. (optional) DIDerivedType *createTypedef(DIType *Ty, StringRef Name, DIFile *File, unsigned LineNo, DIScope *Context, uint32_t AlignInBits = 0, + DINode::DIFlags Flags = DINode::FlagZero, DINodeArray Annotations = nullptr); /// Create debugging information entry for a 'friend'. diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp --- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp @@ -790,6 +790,9 @@ if (Tag == dwarf::DW_TAG_ptr_to_member_type) addDIEEntry(Buffer, dwarf::DW_AT_containing_type, *getOrCreateTypeDIE(cast(DTy)->getClassType())); + + addAccess(Buffer, DTy->getFlags()); + // Add source line info if available and TyDesc is not a forward declaration. if (!DTy->isForwardDecl()) addSourceLine(Buffer, DTy); diff --git a/llvm/lib/IR/DIBuilder.cpp b/llvm/lib/IR/DIBuilder.cpp --- a/llvm/lib/IR/DIBuilder.cpp +++ b/llvm/lib/IR/DIBuilder.cpp @@ -348,11 +348,11 @@ DIDerivedType *DIBuilder::createTypedef(DIType *Ty, StringRef Name, DIFile *File, unsigned LineNo, DIScope *Context, uint32_t AlignInBits, + DINode::DIFlags Flags, DINodeArray Annotations) { return DIDerivedType::get(VMContext, dwarf::DW_TAG_typedef, Name, File, LineNo, getNonCompileUnitScope(Context), Ty, 0, - AlignInBits, 0, None, DINode::FlagZero, nullptr, - Annotations); + AlignInBits, 0, None, Flags, nullptr, Annotations); } DIDerivedType *DIBuilder::createFriend(DIType *Ty, DIType *FriendTy) { diff --git a/llvm/test/DebugInfo/X86/debug-info-access.ll b/llvm/test/DebugInfo/X86/debug-info-access.ll --- a/llvm/test/DebugInfo/X86/debug-info-access.ll +++ b/llvm/test/DebugInfo/X86/debug-info-access.ll @@ -9,14 +9,30 @@ ; struct A { ; void pub_default(); ; static int pub_default_static; +; +; using pub_default_using = int; +; pub_default_using a_pub; ; }; ; ; class B : public A { ; public: ; void pub(); ; static int public_static; +; +; typedef int pub_typedef; +; pub_typedef pub_member; +; +; protected: +; using prot_using = int; +; prot_using prot_member; +; +; private: +; using priv_using = int; +; priv_using priv_member; +; ; protected: ; void prot(); +; ; private: ; void priv_default(); ; }; @@ -28,9 +44,13 @@ ; protected: ; union E { ; }; +; private: +; struct J { +; }; ; public: ; D d; ; E e; +; J j; ; }; ; ; struct F { @@ -57,9 +77,9 @@ ; ; void free() {} ; +; U u; ; A a; ; B b; -; U u; ; C c; ; F f; ; H h; @@ -76,7 +96,13 @@ ; CHECK: DW_TAG_member ; CHECK: DW_AT_name {{.*}}"pub_default_static") ; CHECK-NOT: DW_AT_accessibility -; CHECK-NOT: DW_TAG + +; CHECK: DW_TAG_member +; CHECK: DW_AT_name {{.*}}"a_pub") + +; CHECK: DW_TAG_typedef +; CHECK: DW_AT_name {{.*}}"pub_default_using") +; CHECK-NOT: DW_AT_accessibility ; CHECK: DW_TAG_subprogram ; CHECK: DW_AT_name {{.*}}"pub_default") @@ -92,6 +118,30 @@ ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_accessibility {{.*}}(DW_ACCESS_public) +; CHECK: DW_TAG_member +; CHECK: DW_AT_name {{.*}}"pub_member") + +; CHECK: DW_TAG_typedef +; CHECK: DW_AT_name {{.*}}"pub_typedef") +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_accessibility {{.*}}(DW_ACCESS_public) + +; CHECK: DW_TAG_member +; CHECK: DW_AT_name {{.*}}"prot_member") + +; CHECK: DW_TAG_typedef +; CHECK: DW_AT_name {{.*}}"prot_using") +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_accessibility {{.*}}(DW_ACCESS_protected) + +; CHECK: DW_TAG_member +; CHECK: DW_AT_name {{.*}}"priv_member") + +; CHECK: DW_TAG_typedef +; CHECK: DW_AT_name {{.*}}"priv_using") +; CHECK-NOT: DW_TAG +; CHECK-NOT: DW_AT_accessibility + ; CHECK: DW_TAG_subprogram ; CHECK: DW_AT_name {{.*}}"pub") ; CHECK-NOT: DW_TAG @@ -129,95 +179,111 @@ ; CHECK-NOT: DW_AT_accessibility %union.U = type { i32 } -%struct.A = type { i8 } -%class.B = type { i8 } -%class.C = type { %"struct.C::D", %"union.C::E" } +%struct.A = type { i32 } +%class.B = type { %struct.A, i32, i32, i32 } +%class.C = type { %"struct.C::D", %"union.C::E", %"struct.C::J" } %"struct.C::D" = type { i8 } %"union.C::E" = type { i8 } +%"struct.C::J" = type { i8 } %struct.F = type { %"union.F::G" } %"union.F::G" = type { i8 } %union.H = type { %"class.H::I" } %"class.H::I" = type { i8 } -@u = global %union.U zeroinitializer, align 4, !dbg !0 -@a = global %struct.A zeroinitializer, align 1, !dbg !5 -@b = global %class.B zeroinitializer, align 1, !dbg !16 -@c = global %class.C zeroinitializer, align 1, !dbg !28 -@f = global %struct.F zeroinitializer, align 1, !dbg !37 -@h = global %union.H zeroinitializer, align 1, !dbg !43 +@u = dso_local global %union.U zeroinitializer, align 4, !dbg !0 +@a = dso_local global %struct.A zeroinitializer, align 4, !dbg !5 +@b = dso_local global %class.B zeroinitializer, align 4, !dbg !18 +@c = dso_local global %class.C zeroinitializer, align 1, !dbg !36 +@f = dso_local global %struct.F zeroinitializer, align 1, !dbg !47 +@h = dso_local global %union.H zeroinitializer, align 1, !dbg !53 -; Function Attrs: mustprogress noinline nounwind optnone -define dso_local void @_Z4freev() #0 !dbg !59 { +; Function Attrs: mustprogress noinline nounwind optnone uwtable +define dso_local void @_Z4freev() #0 !dbg !74 { entry: - ret void, !dbg !62 + ret void, !dbg !77 } -attributes #0 = { mustprogress noinline nounwind optnone "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+cx8,+mmx,+sse,+sse2,+x87" } +attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" } !llvm.dbg.cu = !{!2} -!llvm.module.flags = !{!56, !57} -!llvm.ident = !{!58} +!llvm.module.flags = !{!66, !67, !68, !69, !70, !71, !72} +!llvm.ident = !{!73} !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) -!1 = distinct !DIGlobalVariable(name: "u", scope: !2, file: !7, line: 73, type: !49, isLocal: false, isDefinition: true) -!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 14.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None) -!3 = !DIFile(filename: "clang/test/CodeGenCXX/", directory: "") -!4 = !{!0, !5, !16, !28, !37, !43} +!1 = distinct !DIGlobalVariable(name: "u", scope: !2, file: !7, line: 97, type: !59, isLocal: false, isDefinition: true) +!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 16.0.0 (https://github.com/llvm/llvm-project.git de3e34a52a518da7dc0f4eb25cbd490b43523836)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None) +!3 = !DIFile(filename: "/home/jon/sources/llvm-project/clang/test/CodeGenCXX/debug-info-access.cpp", directory: "/home/jon/sources/llvm-project/build/testing", checksumkind: CSK_MD5, checksum: "ffc7cc9989a6f8eef560c1f7799a826f") +!4 = !{!0, !5, !18, !36, !47, !53} !5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression()) -!6 = distinct !DIGlobalVariable(name: "a", scope: !2, file: !7, line: 74, type: !8, isLocal: false, isDefinition: true) -!7 = !DIFile(filename: "clang/test/CodeGenCXX/debug-info-access.cpp", directory: "") -!8 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !7, line: 3, size: 8, flags: DIFlagTypePassByValue, elements: !9, identifier: "_ZTS1A") -!9 = !{!10, !12} +!6 = distinct !DIGlobalVariable(name: "a", scope: !2, file: !7, line: 98, type: !8, isLocal: false, isDefinition: true) +!7 = !DIFile(filename: "clang/test/CodeGenCXX/debug-info-access.cpp", directory: "/home/jon/sources/llvm-project", checksumkind: CSK_MD5, checksum: "ffc7cc9989a6f8eef560c1f7799a826f") +!8 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !7, line: 3, size: 32, flags: DIFlagTypePassByValue, elements: !9, identifier: "_ZTS1A") +!9 = !{!10, !12, !14} !10 = !DIDerivedType(tag: DW_TAG_member, name: "pub_default_static", scope: !8, file: !7, line: 9, baseType: !11, flags: DIFlagStaticMember) !11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) -!12 = !DISubprogram(name: "pub_default", linkageName: "_ZN1A11pub_defaultEv", scope: !8, file: !7, line: 7, type: !13, scopeLine: 7, flags: DIFlagPrototyped, spFlags: 0) -!13 = !DISubroutineType(types: !14) -!14 = !{null, !15} -!15 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) -!16 = !DIGlobalVariableExpression(var: !17, expr: !DIExpression()) -!17 = distinct !DIGlobalVariable(name: "b", scope: !2, file: !7, line: 75, type: !18, isLocal: false, isDefinition: true) -!18 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "B", file: !7, line: 14, size: 8, flags: DIFlagTypePassByValue, elements: !19, identifier: "_ZTS1B") -!19 = !{!20, !21, !22, !26, !27} -!20 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !18, baseType: !8, flags: DIFlagPublic, extraData: i32 0) -!21 = !DIDerivedType(tag: DW_TAG_member, name: "public_static", scope: !18, file: !7, line: 19, baseType: !11, flags: DIFlagPublic | DIFlagStaticMember) -!22 = !DISubprogram(name: "pub", linkageName: "_ZN1B3pubEv", scope: !18, file: !7, line: 17, type: !23, scopeLine: 17, flags: DIFlagPublic | DIFlagPrototyped, spFlags: 0) -!23 = !DISubroutineType(types: !24) -!24 = !{null, !25} -!25 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !18, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) -!26 = !DISubprogram(name: "prot", linkageName: "_ZN1B4protEv", scope: !18, file: !7, line: 22, type: !23, scopeLine: 22, flags: DIFlagProtected | DIFlagPrototyped, spFlags: 0) -!27 = !DISubprogram(name: "priv_default", linkageName: "_ZN1B12priv_defaultEv", scope: !18, file: !7, line: 25, type: !23, scopeLine: 25, flags: DIFlagPrototyped, spFlags: 0) -!28 = !DIGlobalVariableExpression(var: !29, expr: !DIExpression()) -!29 = distinct !DIGlobalVariable(name: "c", scope: !2, file: !7, line: 76, type: !30, isLocal: false, isDefinition: true) -!30 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C", file: !7, line: 28, size: 16, flags: DIFlagTypePassByValue, elements: !31, identifier: "_ZTS1C") -!31 = !{!32, !35} -!32 = !DIDerivedType(tag: DW_TAG_member, name: "d", scope: !30, file: !7, line: 38, baseType: !33, size: 8, flags: DIFlagPublic) -!33 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", scope: !30, file: !7, line: 31, size: 8, flags: DIFlagPublic | DIFlagTypePassByValue, elements: !34, identifier: "_ZTSN1C1DE") -!34 = !{} -!35 = !DIDerivedType(tag: DW_TAG_member, name: "e", scope: !30, file: !7, line: 39, baseType: !36, size: 8, offset: 8, flags: DIFlagPublic) -!36 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "E", scope: !30, file: !7, line: 35, size: 8, flags: DIFlagProtected | DIFlagTypePassByValue, elements: !34, identifier: "_ZTSN1C1EE") -!37 = !DIGlobalVariableExpression(var: !38, expr: !DIExpression()) -!38 = distinct !DIGlobalVariable(name: "f", scope: !2, file: !7, line: 77, type: !39, isLocal: false, isDefinition: true) -!39 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "F", file: !7, line: 42, size: 8, flags: DIFlagTypePassByValue, elements: !40, identifier: "_ZTS1F") -!40 = !{!41} -!41 = !DIDerivedType(tag: DW_TAG_member, name: "g", scope: !39, file: !7, line: 48, baseType: !42, size: 8) -!42 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "G", scope: !39, file: !7, line: 45, size: 8, flags: DIFlagPrivate | DIFlagTypePassByValue, elements: !34, identifier: "_ZTSN1F1GE") -!43 = !DIGlobalVariableExpression(var: !44, expr: !DIExpression()) -!44 = distinct !DIGlobalVariable(name: "h", scope: !2, file: !7, line: 78, type: !45, isLocal: false, isDefinition: true) -!45 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "H", file: !7, line: 51, size: 8, flags: DIFlagTypePassByValue, elements: !46, identifier: "_ZTS1H") -!46 = !{!47} -!47 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !45, file: !7, line: 57, baseType: !48, size: 8) -!48 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "I", scope: !45, file: !7, line: 54, size: 8, flags: DIFlagPrivate | DIFlagTypePassByValue, elements: !34, identifier: "_ZTSN1H1IE") -!49 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "U", file: !7, line: 60, size: 32, flags: DIFlagTypePassByValue, elements: !50, identifier: "_ZTS1U") -!50 = !{!51, !52} -!51 = !DIDerivedType(tag: DW_TAG_member, name: "union_priv", scope: !49, file: !7, line: 65, baseType: !11, size: 32, flags: DIFlagPrivate) -!52 = !DISubprogram(name: "union_pub_default", linkageName: "_ZN1U17union_pub_defaultEv", scope: !49, file: !7, line: 62, type: !53, scopeLine: 62, flags: DIFlagPrototyped, spFlags: 0) -!53 = !DISubroutineType(types: !54) -!54 = !{null, !55} -!55 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !49, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) -!56 = !{i32 2, !"Debug Info Version", i32 3} -!57 = !{i32 1, !"wchar_size", i32 4} -!58 = !{!"clang version 14.0.0"} -!59 = distinct !DISubprogram(name: "free", linkageName: "_Z4freev", scope: !7, file: !7, line: 71, type: !60, scopeLine: 71, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !34) -!60 = !DISubroutineType(types: !61) -!61 = !{null} -!62 = !DILocation(line: 71, column: 14, scope: !59) +!12 = !DIDerivedType(tag: DW_TAG_member, name: "a_pub", scope: !8, file: !7, line: 13, baseType: !13, size: 32) +!13 = !DIDerivedType(tag: DW_TAG_typedef, name: "pub_default_using", scope: !8, file: !7, line: 12, baseType: !11) +!14 = !DISubprogram(name: "pub_default", linkageName: "_ZN1A11pub_defaultEv", scope: !8, file: !7, line: 7, type: !15, scopeLine: 7, flags: DIFlagPrototyped, spFlags: 0) +!15 = !DISubroutineType(types: !16) +!16 = !{null, !17} +!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) +!18 = !DIGlobalVariableExpression(var: !19, expr: !DIExpression()) +!19 = distinct !DIGlobalVariable(name: "b", scope: !2, file: !7, line: 99, type: !20, isLocal: false, isDefinition: true) +!20 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "B", file: !7, line: 17, size: 128, flags: DIFlagTypePassByValue, elements: !21, identifier: "_ZTS1B") +!21 = !{!22, !23, !24, !26, !28, !30, !34, !35} +!22 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !20, baseType: !8, flags: DIFlagPublic, extraData: i32 0) +!23 = !DIDerivedType(tag: DW_TAG_member, name: "public_static", scope: !20, file: !7, line: 22, baseType: !11, flags: DIFlagPublic | DIFlagStaticMember) +!24 = !DIDerivedType(tag: DW_TAG_member, name: "pub_member", scope: !20, file: !7, line: 26, baseType: !25, size: 32, offset: 32, flags: DIFlagPublic) +!25 = !DIDerivedType(tag: DW_TAG_typedef, name: "pub_typedef", scope: !20, file: !7, line: 25, baseType: !11, flags: DIFlagPublic) +!26 = !DIDerivedType(tag: DW_TAG_member, name: "prot_member", scope: !20, file: !7, line: 31, baseType: !27, size: 32, offset: 64, flags: DIFlagProtected) +!27 = !DIDerivedType(tag: DW_TAG_typedef, name: "prot_using", scope: !20, file: !7, line: 30, baseType: !11, flags: DIFlagProtected) +!28 = !DIDerivedType(tag: DW_TAG_member, name: "priv_member", scope: !20, file: !7, line: 36, baseType: !29, size: 32, offset: 96) +!29 = !DIDerivedType(tag: DW_TAG_typedef, name: "priv_using", scope: !20, file: !7, line: 35, baseType: !11) +!30 = !DISubprogram(name: "pub", linkageName: "_ZN1B3pubEv", scope: !20, file: !7, line: 20, type: !31, scopeLine: 20, flags: DIFlagPublic | DIFlagPrototyped, spFlags: 0) +!31 = !DISubroutineType(types: !32) +!32 = !{null, !33} +!33 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !20, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) +!34 = !DISubprogram(name: "prot", linkageName: "_ZN1B4protEv", scope: !20, file: !7, line: 40, type: !31, scopeLine: 40, flags: DIFlagProtected | DIFlagPrototyped, spFlags: 0) +!35 = !DISubprogram(name: "priv_default", linkageName: "_ZN1B12priv_defaultEv", scope: !20, file: !7, line: 44, type: !31, scopeLine: 44, flags: DIFlagPrototyped, spFlags: 0) +!36 = !DIGlobalVariableExpression(var: !37, expr: !DIExpression()) +!37 = distinct !DIGlobalVariable(name: "c", scope: !2, file: !7, line: 100, type: !38, isLocal: false, isDefinition: true) +!38 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C", file: !7, line: 47, size: 24, flags: DIFlagTypePassByValue, elements: !39, identifier: "_ZTS1C") +!39 = !{!40, !43, !45} +!40 = !DIDerivedType(tag: DW_TAG_member, name: "d", scope: !38, file: !7, line: 61, baseType: !41, size: 8, flags: DIFlagPublic) +!41 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", scope: !38, file: !7, line: 50, size: 8, flags: DIFlagPublic | DIFlagTypePassByValue, elements: !42, identifier: "_ZTSN1C1DE") +!42 = !{} +!43 = !DIDerivedType(tag: DW_TAG_member, name: "e", scope: !38, file: !7, line: 62, baseType: !44, size: 8, offset: 8, flags: DIFlagPublic) +!44 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "E", scope: !38, file: !7, line: 54, size: 8, flags: DIFlagProtected | DIFlagTypePassByValue, elements: !42, identifier: "_ZTSN1C1EE") +!45 = !DIDerivedType(tag: DW_TAG_member, name: "j", scope: !38, file: !7, line: 63, baseType: !46, size: 8, offset: 16, flags: DIFlagPublic) +!46 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "J", scope: !38, file: !7, line: 58, size: 8, flags: DIFlagTypePassByValue, elements: !42, identifier: "_ZTSN1C1JE") +!47 = !DIGlobalVariableExpression(var: !48, expr: !DIExpression()) +!48 = distinct !DIGlobalVariable(name: "f", scope: !2, file: !7, line: 101, type: !49, isLocal: false, isDefinition: true) +!49 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "F", file: !7, line: 66, size: 8, flags: DIFlagTypePassByValue, elements: !50, identifier: "_ZTS1F") +!50 = !{!51} +!51 = !DIDerivedType(tag: DW_TAG_member, name: "g", scope: !49, file: !7, line: 72, baseType: !52, size: 8) +!52 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "G", scope: !49, file: !7, line: 69, size: 8, flags: DIFlagPrivate | DIFlagTypePassByValue, elements: !42, identifier: "_ZTSN1F1GE") +!53 = !DIGlobalVariableExpression(var: !54, expr: !DIExpression()) +!54 = distinct !DIGlobalVariable(name: "h", scope: !2, file: !7, line: 102, type: !55, isLocal: false, isDefinition: true) +!55 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "H", file: !7, line: 75, size: 8, flags: DIFlagTypePassByValue, elements: !56, identifier: "_ZTS1H") +!56 = !{!57} +!57 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !55, file: !7, line: 81, baseType: !58, size: 8) +!58 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "I", scope: !55, file: !7, line: 78, size: 8, flags: DIFlagPrivate | DIFlagTypePassByValue, elements: !42, identifier: "_ZTSN1H1IE") +!59 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "U", file: !7, line: 84, size: 32, flags: DIFlagTypePassByValue, elements: !60, identifier: "_ZTS1U") +!60 = !{!61, !62} +!61 = !DIDerivedType(tag: DW_TAG_member, name: "union_priv", scope: !59, file: !7, line: 89, baseType: !11, size: 32, flags: DIFlagPrivate) +!62 = !DISubprogram(name: "union_pub_default", linkageName: "_ZN1U17union_pub_defaultEv", scope: !59, file: !7, line: 86, type: !63, scopeLine: 86, flags: DIFlagPrototyped, spFlags: 0) +!63 = !DISubroutineType(types: !64) +!64 = !{null, !65} +!65 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !59, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) +!66 = !{i32 7, !"Dwarf Version", i32 5} +!67 = !{i32 2, !"Debug Info Version", i32 3} +!68 = !{i32 1, !"wchar_size", i32 4} +!69 = !{i32 8, !"PIC Level", i32 2} +!70 = !{i32 7, !"PIE Level", i32 2} +!71 = !{i32 7, !"uwtable", i32 2} +!72 = !{i32 7, !"frame-pointer", i32 2} +!73 = !{!"clang version 16.0.0 (https://github.com/llvm/llvm-project.git de3e34a52a518da7dc0f4eb25cbd490b43523836)"} +!74 = distinct !DISubprogram(name: "free", linkageName: "_Z4freev", scope: !7, file: !7, line: 95, type: !75, scopeLine: 95, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !42) +!75 = !DISubroutineType(types: !76) +!76 = !{null} +!77 = !DILocation(line: 95, column: 14, scope: !74)