1; RUN: llc -split-dwarf-file=foo.dwo -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t 2; RUN: llvm-dwarfdump -all %t | FileCheck %s 3; RUN: llvm-readobj --relocations %t | FileCheck --check-prefix=CHECK-RELOCS %s 4 5; From: 6; class A { 7; public: 8; A(int i = 0) : a(i) {} 9; private: 10; int a; 11; }; 12; 13; A a; 14 15; With function sections enabled make sure that we have a DW_AT_ranges attribute. 16; CHECK: DW_AT_ranges 17 18; Check that we have a relocation against the .debug_ranges section. 19; CHECK-RELOCS: R_X86_64_32 .debug_ranges 0x0 20 21source_filename = "test/DebugInfo/X86/cu-ranges-odr.ll" 22 23%class.A = type { i32 } 24 25@a = global %class.A zeroinitializer, align 4, !dbg !0 26@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 65535, void ()* @_GLOBAL__I_a }] 27 28define internal void @__cxx_global_var_init() section ".text.startup" !dbg !18 { 29entry: 30 call void @_ZN1AC2Ei(%class.A* @a, i32 0), !dbg !21 31 ret void, !dbg !21 32} 33 34; Function Attrs: nounwind uwtable 35define linkonce_odr void @_ZN1AC2Ei(%class.A* %this, i32 %i) unnamed_addr #0 align 2 !dbg !22 { 36entry: 37 %this.addr = alloca %class.A*, align 8 38 %i.addr = alloca i32, align 4 39 store %class.A* %this, %class.A** %this.addr, align 8 40 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !23, metadata !25), !dbg !26 41 store i32 %i, i32* %i.addr, align 4 42 call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !27, metadata !25), !dbg !28 43 %this1 = load %class.A*, %class.A** %this.addr 44 %a = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 0, !dbg !28 45 %0 = load i32, i32* %i.addr, align 4, !dbg !28 46 store i32 %0, i32* %a, align 4, !dbg !28 47 ret void, !dbg !28 48} 49 50; Function Attrs: nounwind readnone 51declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 52 53define internal void @_GLOBAL__I_a() section ".text.startup" !dbg !29 { 54entry: 55 call void @__cxx_global_var_init(), !dbg !31 56 ret void, !dbg !31 57} 58 59attributes #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" "unsafe-fp-math"="false" "use-soft-float"="false" } 60attributes #1 = { nounwind readnone } 61 62!llvm.dbg.cu = !{!11} 63!llvm.module.flags = !{!15, !16} 64!llvm.ident = !{!17} 65 66!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 67!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 8, type: !3, isLocal: false, isDefinition: true) 68!2 = !DIFile(filename: "baz.cpp", directory: "/usr/local/google/home/echristo/tmp") 69!3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, size: 32, align: 32, elements: !4, identifier: "_ZTS1A") 70!4 = !{!5, !7} 71!5 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !3, file: !2, line: 5, baseType: !6, size: 32, align: 32, flags: DIFlagPrivate) 72!6 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 73!7 = !DISubprogram(name: "A", scope: !3, file: !2, line: 3, type: !8, isLocal: false, isDefinition: false, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false) 74!8 = !DISubroutineType(types: !9) 75!9 = !{null, !10, !6} 76!10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) 77!11 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.5 (trunk 199923) (llvm/trunk 199940)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !12, retainedTypes: !13, globals: !14, imports: !12) 78!12 = !{} 79!13 = !{!3} 80!14 = !{!0} 81!15 = !{i32 2, !"Dwarf Version", i32 4} 82!16 = !{i32 1, !"Debug Info Version", i32 3} 83!17 = !{!"clang version 3.5 (trunk 199923) (llvm/trunk 199940)"} 84!18 = distinct !DISubprogram(name: "__cxx_global_var_init", scope: !2, file: !2, line: 8, type: !19, isLocal: true, isDefinition: true, scopeLine: 8, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !11, retainedNodes: !12) 85!19 = !DISubroutineType(types: !20) 86!20 = !{null} 87!21 = !DILocation(line: 8, scope: !18) 88!22 = distinct !DISubprogram(name: "A", linkageName: "_ZN1AC2Ei", scope: !3, file: !2, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !11, declaration: !7, retainedNodes: !12) 89!23 = !DILocalVariable(name: "this", arg: 1, scope: !22, type: !24, flags: DIFlagArtificial | DIFlagObjectPointer) 90!24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64) 91!25 = !DIExpression() 92!26 = !DILocation(line: 0, scope: !22) 93!27 = !DILocalVariable(name: "i", arg: 2, scope: !22, file: !2, line: 3, type: !6) 94!28 = !DILocation(line: 3, scope: !22) 95!29 = distinct !DISubprogram(linkageName: "_GLOBAL__I_a", scope: !2, file: !2, line: 3, type: !30, isLocal: true, isDefinition: true, scopeLine: 3, virtualIndex: 6, flags: DIFlagArtificial, isOptimized: false, unit: !11, retainedNodes: !12) 96!30 = !DISubroutineType(types: !12) 97!31 = !DILocation(line: 3, scope: !29) 98 99