| ; RUN: llc -split-dwarf-file=foo.dwo -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t |
| ; RUN: llvm-dwarfdump -all %t | FileCheck %s |
| ; RUN: llvm-readobj --relocations %t | FileCheck --check-prefix=CHECK-RELOCS %s |
| |
| ; From: |
| ; class A { |
| ; public: |
| ; A(int i = 0) : a(i) {} |
| ; private: |
| ; int a; |
| ; }; |
| ; |
| ; A a; |
| |
| ; With function sections enabled make sure that we have a DW_AT_ranges attribute. |
| ; CHECK: DW_AT_ranges |
| |
| ; Check that we have a relocation against the .debug_ranges section. |
| ; CHECK-RELOCS: R_X86_64_32 .debug_ranges 0x0 |
| |
| source_filename = "test/DebugInfo/X86/cu-ranges-odr.ll" |
| |
| %class.A = type { i32 } |
| |
| @a = global %class.A zeroinitializer, align 4, !dbg !0 |
| @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__I_a, i8* null }] |
| |
| define internal void @__cxx_global_var_init() section ".text.startup" !dbg !18 { |
| entry: |
| call void @_ZN1AC2Ei(%class.A* @a, i32 0), !dbg !21 |
| ret void, !dbg !21 |
| } |
| |
| ; Function Attrs: nounwind uwtable |
| define linkonce_odr void @_ZN1AC2Ei(%class.A* %this, i32 %i) unnamed_addr #0 align 2 !dbg !22 { |
| entry: |
| %this.addr = alloca %class.A*, align 8 |
| %i.addr = alloca i32, align 4 |
| store %class.A* %this, %class.A** %this.addr, align 8 |
| call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !23, metadata !25), !dbg !26 |
| store i32 %i, i32* %i.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !27, metadata !25), !dbg !28 |
| %this1 = load %class.A*, %class.A** %this.addr |
| %a = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 0, !dbg !28 |
| %0 = load i32, i32* %i.addr, align 4, !dbg !28 |
| store i32 %0, i32* %a, align 4, !dbg !28 |
| ret void, !dbg !28 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| define internal void @_GLOBAL__I_a() section ".text.startup" !dbg !29 { |
| entry: |
| call void @__cxx_global_var_init(), !dbg !31 |
| ret void, !dbg !31 |
| } |
| |
| attributes #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" } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!11} |
| !llvm.module.flags = !{!15, !16} |
| !llvm.ident = !{!17} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 8, type: !3, isLocal: false, isDefinition: true) |
| !2 = !DIFile(filename: "baz.cpp", directory: "/usr/local/google/home/echristo/tmp") |
| !3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, size: 32, align: 32, elements: !4, identifier: "_ZTS1A") |
| !4 = !{!5, !7} |
| !5 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !3, file: !2, line: 5, baseType: !6, size: 32, align: 32, flags: DIFlagPrivate) |
| !6 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !7 = !DISubprogram(name: "A", scope: !3, file: !2, line: 3, type: !8, isLocal: false, isDefinition: false, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false) |
| !8 = !DISubroutineType(types: !9) |
| !9 = !{null, !10, !6} |
| !10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer) |
| !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) |
| !12 = !{} |
| !13 = !{!3} |
| !14 = !{!0} |
| !15 = !{i32 2, !"Dwarf Version", i32 4} |
| !16 = !{i32 1, !"Debug Info Version", i32 3} |
| !17 = !{!"clang version 3.5 (trunk 199923) (llvm/trunk 199940)"} |
| !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) |
| !19 = !DISubroutineType(types: !20) |
| !20 = !{null} |
| !21 = !DILocation(line: 8, scope: !18) |
| !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) |
| !23 = !DILocalVariable(name: "this", arg: 1, scope: !22, type: !24, flags: DIFlagArtificial | DIFlagObjectPointer) |
| !24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64) |
| !25 = !DIExpression() |
| !26 = !DILocation(line: 0, scope: !22) |
| !27 = !DILocalVariable(name: "i", arg: 2, scope: !22, file: !2, line: 3, type: !6) |
| !28 = !DILocation(line: 3, scope: !22) |
| !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) |
| !30 = !DISubroutineType(types: !12) |
| !31 = !DILocation(line: 3, scope: !29) |
| |