; RUN: llc -mtriple=x86_64-pc-linux-gnu -generate-gnu-dwarf-pub-sections < %s | FileCheck -check-prefix=ASM %s ; RUN: llc -mtriple=x86_64-pc-linux-gnu -generate-gnu-dwarf-pub-sections -filetype=obj < %s | llvm-dwarfdump - | FileCheck %s ; ModuleID = 'dwarf-public-names.cpp' ; ; Generated from: ; ; struct C { ; void member_function(); ; static int static_member_function(); ; static int static_member_variable; ; }; ; ; int C::static_member_variable = 0; ; ; void C::member_function() { ; static_member_variable = 0; ; } ; ; int C::static_member_function() { ; return static_member_variable; ; } ; ; C global_variable; ; ; int global_function() { ; return -1; ; } ; ; namespace ns { ; void global_namespace_function() { ; global_variable.member_function(); ; } ; int global_namespace_variable = 1; ; extern int global_namespace_variable_decl; ; struct D { ; int A; ; } d; ; } ; ; using ns::global_namespace_variable_decl; ; ; namespace { ; int i; ; } ; ; int *f3() { ; static int z; ; return &z; ; } ; ; namespace { ; namespace inner { ; int b; ; } ; } ; ; namespace outer { ; namespace { ; int c; ; } ; } ; ; int f7() { ; return i + *f3() + inner::b + outer::c; ; } ; ASM: .section .debug_gnu_pubnames ; ASM: .byte 32 # Kind: VARIABLE, EXTERNAL ; ASM-NEXT: .asciz "global_variable" # External Name ; ASM: .section .debug_gnu_pubtypes ; ASM: .byte 16 # Kind: TYPE, EXTERNAL ; ASM-NEXT: .asciz "C" # External Name ; CHECK: .debug_info contents: ; CHECK: Compile Unit: ; CHECK: DW_AT_GNU_pubnames [DW_FORM_flag_present] (true) ; CHECK-NOT: DW_AT_GNU_pubtypes [ ; CHECK: [[STATIC_MEM_VAR:0x[0-9a-f]+]]: DW_TAG_variable ; CHECK-NEXT: DW_AT_specification {{.*}} "static_member_variable" ; CHECK: [[C:0x[0-9a-f]+]]: DW_TAG_structure_type ; CHECK-NEXT: DW_AT_name {{.*}} "C" ; CHECK: DW_TAG_member ; CHECK-NEXT: DW_AT_name {{.*}} "static_member_variable" ; CHECK: DW_TAG_subprogram ; CHECK-NEXT: DW_AT_linkage_name ; CHECK-NEXT: DW_AT_name {{.*}} "member_function" ; CHECK: DW_TAG_subprogram ; CHECK-NEXT: DW_AT_linkage_name ; CHECK-NEXT: DW_AT_name {{.*}} "static_member_function" ; CHECK: [[INT:0x[0-9a-f]+]]: DW_TAG_base_type ; CHECK-NEXT: DW_AT_name {{.*}} "int" ; CHECK: [[GLOB_VAR:0x[0-9a-f]+]]: DW_TAG_variable ; CHECK-NEXT: DW_AT_name {{.*}} "global_variable" ; CHECK: [[NS:0x[0-9a-f]+]]: DW_TAG_namespace ; CHECK-NEXT: DW_AT_name {{.*}} "ns" ; CHECK: [[GLOB_NS_VAR:0x[0-9a-f]+]]: DW_TAG_variable ; CHECK-NEXT: DW_AT_name {{.*}} "global_namespace_variable" ; CHECK-NOT: DW_AT_specification ; CHECK: DW_AT_location ; CHECK-NOT: DW_AT_specification ; CHECK: [[D_VAR:0x[0-9a-f]+]]: DW_TAG_variable ; CHECK-NEXT: DW_AT_name {{.*}} "d" ; CHECK-NOT: DW_AT_specification ; CHECK: DW_AT_location ; CHECK-NOT: DW_AT_specification ; CHECK: [[D:0x[0-9a-f]+]]: DW_TAG_structure_type ; CHECK-NEXT: DW_AT_name {{.*}} "D" ; CHECK: [[GLOB_NS_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_linkage_name ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "global_namespace_function" ; CHECK: DW_TAG_subprogram ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "f3" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[F3_Z:.*]]: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "z" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: DW_AT_location ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: NULL ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[ANON:.*]]: DW_TAG_namespace ; CHECK-NOT: DW_AT_name ; CHECK: [[ANON_I:.*]]: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "i" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[ANON_INNER:.*]]: DW_TAG_namespace ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "inner" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[ANON_INNER_B:.*]]: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "b" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: NULL ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: NULL ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[OUTER:.*]]: DW_TAG_namespace ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "outer" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[OUTER_ANON:.*]]: DW_TAG_namespace ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK-NOT: DW_AT_name ; CHECK: [[OUTER_ANON_C:.*]]: DW_TAG_variable ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "c" ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: NULL ; CHECK-NOT: {{DW_TAG|NULL}} ; FIXME: We probably shouldn't bother describing the implicit ; import of the preceding anonymous namespace. This should be fixed ; in clang. ; CHECK: DW_TAG_imported_module ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: NULL ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: DW_TAG_imported_declaration ; CHECK-NOT: {{DW_TAG|NULL}} ; CHECK: [[MEM_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_specification {{.*}} "_ZN1C15member_functionEv" ; CHECK: [[STATIC_MEM_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_specification {{.*}} "_ZN1C22static_member_functionEv" ; CHECK: [[GLOBAL_FUNC:0x[0-9a-f]+]]: DW_TAG_subprogram ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_linkage_name ; CHECK-NOT: DW_TAG ; CHECK: DW_AT_name {{.*}} "global_function" ; CHECK-LABEL: .debug_gnu_pubnames contents: ; CHECK-NEXT: length = {{.*}} version = 0x0002 unit_offset = 0x00000000 unit_size = {{.*}} ; CHECK-NEXT: Offset Linkage Kind Name ; CHECK-NEXT: [[GLOBAL_FUNC]] EXTERNAL FUNCTION "global_function" ; CHECK-NEXT: [[NS]] EXTERNAL TYPE "ns" ; CHECK-NEXT: [[OUTER_ANON_C]] STATIC VARIABLE "outer::(anonymous namespace)::c" ; CHECK-NEXT: [[ANON_I]] STATIC VARIABLE "(anonymous namespace)::i" ; GCC Doesn't put local statics in pubnames, but it seems not unreasonable and ; comes out naturally from LLVM's implementation, so I'm OK with it for now. If ; it's demonstrated that this is a major size concern or degrades debug info ; consumer behavior, feel free to change it. ; CHECK-NEXT: [[F3_Z]] STATIC VARIABLE "f3::z" ; CHECK-NEXT: [[ANON]] EXTERNAL TYPE "(anonymous namespace)" ; CHECK-NEXT: [[OUTER_ANON]] EXTERNAL TYPE "outer::(anonymous namespace)" ; CHECK-NEXT: [[ANON_INNER_B]] STATIC VARIABLE "(anonymous namespace)::inner::b" ; CHECK-NEXT: [[OUTER]] EXTERNAL TYPE "outer" ; CHECK-NEXT: [[MEM_FUNC]] EXTERNAL FUNCTION "C::member_function" ; CHECK-NEXT: [[GLOB_VAR]] EXTERNAL VARIABLE "global_variable" ; CHECK-NEXT: [[GLOB_NS_VAR]] EXTERNAL VARIABLE "ns::global_namespace_variable" ; CHECK-NEXT: [[ANON_INNER]] EXTERNAL TYPE "(anonymous namespace)::inner" ; CHECK-NEXT: [[D_VAR]] EXTERNAL VARIABLE "ns::d" ; CHECK-NEXT: [[GLOB_NS_FUNC]] EXTERNAL FUNCTION "ns::global_namespace_function" ; CHECK-NEXT: [[STATIC_MEM_VAR]] EXTERNAL VARIABLE "C::static_member_variable" ; CHECK-NEXT: [[STATIC_MEM_FUNC]] EXTERNAL FUNCTION "C::static_member_function" ; CHECK-LABEL: debug_gnu_pubtypes contents: ; CHECK: Offset Linkage Kind Name ; CHECK-DAG: [[C]] EXTERNAL TYPE "C" ; CHECK-DAG: [[D]] EXTERNAL TYPE "ns::D" ; CHECK-DAG: [[INT]] STATIC TYPE "int" %struct.C = type { i8 } %"struct.ns::D" = type { i32 } @_ZN1C22static_member_variableE = global i32 0, align 4 @global_variable = global %struct.C zeroinitializer, align 1 @_ZN2ns25global_namespace_variableE = global i32 1, align 4 @_ZN2ns1dE = global %"struct.ns::D" zeroinitializer, align 4 @_ZZ2f3vE1z = internal global i32 0, align 4 @_ZN12_GLOBAL__N_11iE = internal global i32 0, align 4 @_ZN12_GLOBAL__N_15inner1bE = internal global i32 0, align 4 @_ZN5outer12_GLOBAL__N_11cE = internal global i32 0, align 4 ; Function Attrs: nounwind uwtable define void @_ZN1C15member_functionEv(%struct.C* %this) #0 align 2 !dbg !20 { entry: %this.addr = alloca %struct.C*, align 8 store %struct.C* %this, %struct.C** %this.addr, align 8 call void @llvm.dbg.declare(metadata %struct.C** %this.addr, metadata !51, metadata !53), !dbg !54 %this1 = load %struct.C*, %struct.C** %this.addr store i32 0, i32* @_ZN1C22static_member_variableE, align 4, !dbg !55 ret void, !dbg !56 } ; Function Attrs: nounwind readnone declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 ; Function Attrs: nounwind uwtable define i32 @_ZN1C22static_member_functionEv() #0 align 2 !dbg !21 { entry: %0 = load i32, i32* @_ZN1C22static_member_variableE, align 4, !dbg !57 ret i32 %0, !dbg !57 } ; Function Attrs: nounwind uwtable define i32 @_Z15global_functionv() #0 !dbg !22 { entry: ret i32 -1, !dbg !58 } ; Function Attrs: nounwind uwtable define void @_ZN2ns25global_namespace_functionEv() #0 !dbg !23 { entry: call void @_ZN1C15member_functionEv(%struct.C* @global_variable), !dbg !59 ret void, !dbg !60 } ; Function Attrs: nounwind uwtable define i32* @_Z2f3v() #0 !dbg !26 { entry: ret i32* @_ZZ2f3vE1z, !dbg !61 } ; Function Attrs: nounwind uwtable define i32 @_Z2f7v() #0 !dbg !30 { entry: %0 = load i32, i32* @_ZN12_GLOBAL__N_11iE, align 4, !dbg !62 %call = call i32* @_Z2f3v(), !dbg !62 %1 = load i32, i32* %call, align 4, !dbg !62 %add = add nsw i32 %0, %1, !dbg !62 %2 = load i32, i32* @_ZN12_GLOBAL__N_15inner1bE, align 4, !dbg !62 %add1 = add nsw i32 %add, %2, !dbg !62 %3 = load i32, i32* @_ZN5outer12_GLOBAL__N_11cE, align 4, !dbg !62 %add2 = add nsw i32 %add1, %3, !dbg !62 ret i32 %add2, !dbg !62 } attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { nounwind readnone } !llvm.dbg.cu = !{!0} !llvm.module.flags = !{!48, !49} !llvm.ident = !{!50} !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.7.0 (trunk 234897) (llvm/trunk 234911)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, globals: !31, imports: !44) !1 = !DIFile(filename: "gnu-public-names.cpp", directory: "/tmp/dbginfo") !2 = !{} !3 = !{!4, !15} !4 = !DICompositeType(tag: DW_TAG_structure_type, name: "C", file: !1, line: 1, size: 8, align: 8, elements: !5, identifier: "_ZTS1C") !5 = !{!6, !8, !12} !6 = !DIDerivedType(tag: DW_TAG_member, name: "static_member_variable", scope: !4, file: !1, line: 4, baseType: !7, flags: DIFlagStaticMember) !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !8 = !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", scope: !4, file: !1, line: 2, type: !9, isLocal: false, isDefinition: false, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false) !9 = !DISubroutineType(types: !10) !10 = !{null, !11} !11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !4, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) !12 = !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", scope: !4, file: !1, line: 3, type: !13, isLocal: false, isDefinition: false, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false) !13 = !DISubroutineType(types: !14) !14 = !{!7} !15 = !DICompositeType(tag: DW_TAG_structure_type, name: "D", scope: !16, file: !1, line: 29, size: 32, align: 32, elements: !17, identifier: "_ZTSN2ns1DE") !16 = !DINamespace(name: "ns", scope: null, file: !1, line: 23) !17 = !{!18} !18 = !DIDerivedType(tag: DW_TAG_member, name: "A", scope: !15, file: !1, line: 30, baseType: !7, size: 32, align: 32) !20 = distinct !DISubprogram(name: "member_function", linkageName: "_ZN1C15member_functionEv", scope: !4, file: !1, line: 9, type: !9, isLocal: false, isDefinition: true, scopeLine: 9, flags: DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !8, variables: !2) !21 = distinct !DISubprogram(name: "static_member_function", linkageName: "_ZN1C22static_member_functionEv", scope: !4, file: !1, line: 13, type: !13, isLocal: false, isDefinition: true, scopeLine: 13, flags: DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !12, variables: !2) !22 = distinct !DISubprogram(name: "global_function", linkageName: "_Z15global_functionv", scope: !1, file: !1, line: 19, type: !13, isLocal: false, isDefinition: true, scopeLine: 19, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) !23 = distinct !DISubprogram(name: "global_namespace_function", linkageName: "_ZN2ns25global_namespace_functionEv", scope: !16, file: !1, line: 24, type: !24, isLocal: false, isDefinition: true, scopeLine: 24, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) !24 = !DISubroutineType(types: !25) !25 = !{null} !26 = distinct !DISubprogram(name: "f3", linkageName: "_Z2f3v", scope: !1, file: !1, line: 40, type: !27, isLocal: false, isDefinition: true, scopeLine: 40, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) !27 = !DISubroutineType(types: !28) !28 = !{!29} !29 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64, align: 64) !30 = distinct !DISubprogram(name: "f7", linkageName: "_Z2f7v", scope: !1, file: !1, line: 57, type: !13, isLocal: false, isDefinition: true, scopeLine: 57, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2) !31 = !{!32, !33, !34, !35, !36, !37, !39, !41} !32 = !DIGlobalVariable(name: "static_member_variable", linkageName: "_ZN1C22static_member_variableE", scope: !0, file: !1, line: 7, type: !7, isLocal: false, isDefinition: true, variable: i32* @_ZN1C22static_member_variableE, declaration: !6) !33 = !DIGlobalVariable(name: "global_variable", scope: !0, file: !1, line: 17, type: !4, isLocal: false, isDefinition: true, variable: %struct.C* @global_variable) !34 = !DIGlobalVariable(name: "global_namespace_variable", linkageName: "_ZN2ns25global_namespace_variableE", scope: !16, file: !1, line: 27, type: !7, isLocal: false, isDefinition: true, variable: i32* @_ZN2ns25global_namespace_variableE) !35 = !DIGlobalVariable(name: "d", linkageName: "_ZN2ns1dE", scope: !16, file: !1, line: 31, type: !15, isLocal: false, isDefinition: true, variable: %"struct.ns::D"* @_ZN2ns1dE) !36 = !DIGlobalVariable(name: "z", scope: !26, file: !1, line: 41, type: !7, isLocal: true, isDefinition: true, variable: i32* @_ZZ2f3vE1z) !37 = !DIGlobalVariable(name: "i", linkageName: "_ZN12_GLOBAL__N_11iE", scope: !38, file: !1, line: 37, type: !7, isLocal: true, isDefinition: true, variable: i32* @_ZN12_GLOBAL__N_11iE) !38 = !DINamespace(scope: null, file: !1, line: 36) !39 = !DIGlobalVariable(name: "b", linkageName: "_ZN12_GLOBAL__N_15inner1bE", scope: !40, file: !1, line: 47, type: !7, isLocal: true, isDefinition: true, variable: i32* @_ZN12_GLOBAL__N_15inner1bE) !40 = !DINamespace(name: "inner", scope: !38, file: !1, line: 46) !41 = !DIGlobalVariable(name: "c", linkageName: "_ZN5outer12_GLOBAL__N_11cE", scope: !42, file: !1, line: 53, type: !7, isLocal: true, isDefinition: true, variable: i32* @_ZN5outer12_GLOBAL__N_11cE) !42 = !DINamespace(scope: !43, file: !1, line: 52) !43 = !DINamespace(name: "outer", scope: null, file: !1, line: 51) !44 = !{!45, !47} !45 = !DIImportedEntity(tag: DW_TAG_imported_declaration, scope: !0, entity: !46, line: 34) !46 = !DIGlobalVariable(name: "global_namespace_variable_decl", linkageName: "_ZN2ns30global_namespace_variable_declE", scope: !16, file: !1, line: 28, type: !7, isLocal: false, isDefinition: false) !47 = !DIImportedEntity(tag: DW_TAG_imported_module, scope: !43, entity: !42, line: 43) !48 = !{i32 2, !"Dwarf Version", i32 4} !49 = !{i32 2, !"Debug Info Version", i32 3} !50 = !{!"clang version 3.7.0 (trunk 234897) (llvm/trunk 234911)"} !51 = !DILocalVariable(name: "this", arg: 1, scope: !20, type: !52, flags: DIFlagArtificial | DIFlagObjectPointer) !52 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !4, size: 64, align: 64) !53 = !DIExpression() !54 = !DILocation(line: 0, scope: !20) !55 = !DILocation(line: 10, scope: !20) !56 = !DILocation(line: 11, scope: !20) !57 = !DILocation(line: 14, scope: !21) !58 = !DILocation(line: 20, scope: !22) !59 = !DILocation(line: 25, scope: !23) !60 = !DILocation(line: 26, scope: !23) !61 = !DILocation(line: 42, scope: !26) !62 = !DILocation(line: 58, scope: !30)