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, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @_GLOBAL__I_a, ptr null }] 27 28define internal void @__cxx_global_var_init() section ".text.startup" !dbg !18 { 29entry: 30 call void @_ZN1AC2Ei(ptr @a, i32 0), !dbg !21 31 ret void, !dbg !21 32} 33 34; Function Attrs: nounwind uwtable 35define linkonce_odr void @_ZN1AC2Ei(ptr %this, i32 %i) unnamed_addr #0 align 2 !dbg !22 { 36entry: 37 %this.addr = alloca ptr, align 8 38 %i.addr = alloca i32, align 4 39 store ptr %this, ptr %this.addr, align 8 40 call void @llvm.dbg.declare(metadata ptr %this.addr, metadata !23, metadata !25), !dbg !26 41 store i32 %i, ptr %i.addr, align 4 42 call void @llvm.dbg.declare(metadata ptr %i.addr, metadata !27, metadata !25), !dbg !28 43 %this1 = load ptr, ptr %this.addr 44 %0 = load i32, ptr %i.addr, align 4, !dbg !28 45 store i32 %0, ptr %this1, align 4, !dbg !28 46 ret void, !dbg !28 47} 48 49; Function Attrs: nounwind readnone 50declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 51 52define internal void @_GLOBAL__I_a() section ".text.startup" !dbg !29 { 53entry: 54 call void @__cxx_global_var_init(), !dbg !31 55 ret void, !dbg !31 56} 57 58attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 59attributes #1 = { nounwind readnone } 60 61!llvm.dbg.cu = !{!11} 62!llvm.module.flags = !{!15, !16} 63!llvm.ident = !{!17} 64 65!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 66!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 8, type: !3, isLocal: false, isDefinition: true) 67!2 = !DIFile(filename: "baz.cpp", directory: "/usr/local/google/home/echristo/tmp") 68!3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, size: 32, align: 32, elements: !4, identifier: "_ZTS1A") 69!4 = !{!5, !7} 70!5 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !3, file: !2, line: 5, baseType: !6, size: 32, align: 32, flags: DIFlagPrivate) 71!6 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 72!7 = !DISubprogram(name: "A", scope: !3, file: !2, line: 3, type: !8, isLocal: false, isDefinition: false, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false) 73!8 = !DISubroutineType(types: !9) 74!9 = !{null, !10, !6} 75!10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) 76!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) 77!12 = !{} 78!13 = !{!3} 79!14 = !{!0} 80!15 = !{i32 2, !"Dwarf Version", i32 4} 81!16 = !{i32 1, !"Debug Info Version", i32 3} 82!17 = !{!"clang version 3.5 (trunk 199923) (llvm/trunk 199940)"} 83!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) 84!19 = !DISubroutineType(types: !20) 85!20 = !{null} 86!21 = !DILocation(line: 8, scope: !18) 87!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) 88!23 = !DILocalVariable(name: "this", arg: 1, scope: !22, type: !24, flags: DIFlagArtificial | DIFlagObjectPointer) 89!24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64) 90!25 = !DIExpression() 91!26 = !DILocation(line: 0, scope: !22) 92!27 = !DILocalVariable(name: "i", arg: 2, scope: !22, file: !2, line: 3, type: !6) 93!28 = !DILocation(line: 3, scope: !22) 94!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) 95!30 = !DISubroutineType(types: !12) 96!31 = !DILocation(line: 3, scope: !29) 97 98