1 ; RUN: %llc_dwarf -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s 2 ; REQUIRES: object-emission 3 4 ; Generated by clang++ -c -g -std=c++11 -S -emit-llvm from the following C++11 source 5 ; struct S { 6 ; char x; 7 ; alignas(128) char xx; 8 ; }; 9 ; 10 ; class alignas(64) C0 { 11 ; }; 12 ; 13 ; class C1 { 14 ; alignas(64) static void *p; 15 ; }; 16 ; 17 ; enum alignas(16) E { 18 ; A, 19 ; B, 20 ; C, 21 ; }; 22 ; 23 ; C0 c0; 24 ; 25 ; alignas(2048) S s; 26 ; 27 ; void foo() 28 ; { 29 ; S ss; 30 ; E e; 31 ; C1 c1; 32 ; alignas(32) int i = 42; 33 ; auto Lambda = [i](){}; 34 ; } 35 36 ; CHECK: DW_TAG_class_type 37 ; CHECK-NOT: DW_TAG 38 ; CHECK: DW_AT_name{{.*}}"C0" 39 ; CHECK-NOT: DW_TAG 40 ; CHECK: DW_AT_alignment{{.*}}64 41 42 ; CHECK: DW_TAG_variable 43 ; CHECK-NOT: DW_TAG 44 ; CHECK: DW_AT_name{{.*}}"s" 45 ; CHECK-NOT: DW_TAG 46 ; CHECK: DW_AT_alignment{{.*}}2048 47 48 ; CHECK: DW_TAG_structure_type 49 ; CHECK: DW_TAG_member 50 ; CHECK: DW_AT_name{{.*}}"xx" 51 ; CHECK-NOT: DW_TAG 52 ; CHECK: DW_AT_alignment{{.*}}128 53 54 ; CHECK: DW_TAG_enumeration_type 55 ; CHECK-NOT: DW_TAG 56 ; CHECK: DW_AT_alignment{{.*}}16 57 58 ; CHECK: DW_TAG_variable 59 ; CHECK: DW_AT_name{{.*}}"i" 60 ; CHECK-NOT: DW_TAG 61 ; CHECK: DW_AT_alignment{{.*}}32 62 ; CHECK: DW_TAG_class_type 63 ; CHECK: DW_TAG_member 64 ; CHECK-NOT: DW_TAG 65 ; CHECK: DW_AT_name{{.*}}"i" 66 ; CHECK-NOT: DW_TAG 67 ; CHECK: DW_AT_alignment{{.*}}32 68 69 ; CHECK: DW_TAG_class_type 70 ; CHECK-NOT: DW_TAG 71 ; CHECK: DW_AT_name{{.*}}"C1" 72 ; CHECK: DW_TAG_member 73 ; CHECK-NOT: DW_TAG 74 ; CHECK: DW_AT_name{{.*}}"p" 75 ; CHECK-NOT: DW_TAG 76 ; CHECK: DW_AT_alignment{{.*}}64 77 78 ; ModuleID = 'test.cpp' 79 source_filename = "test.cpp" 80 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 81 target triple = "x86_64-unknown-linux-gnu" 82 83 %class.C0 = type { [64 x i8] } 84 %struct.S = type { i8, [127 x i8], i8, [127 x i8] } 85 %class.C1 = type { i8 } 86 %class.anon = type { i32 } 87 88 @c0 = global %class.C0 zeroinitializer, align 64, !dbg !0 89 @s = global %struct.S zeroinitializer, align 2048, !dbg !12 90 91 ; Function Attrs: nounwind uwtable 92 define void @_Z3foov() #0 !dbg !24 { 93 entry: 94 %ss = alloca %struct.S, align 128 95 %e = alloca i32, align 16 96 %c1 = alloca %class.C1, align 1 97 %i = alloca i32, align 32 98 %Lambda = alloca %class.anon, align 4 99 call void @llvm.dbg.declare(metadata %struct.S* %ss, metadata !27, metadata !28), !dbg !29 100 call void @llvm.dbg.declare(metadata i32* %e, metadata !30, metadata !28), !dbg !31 101 call void @llvm.dbg.declare(metadata %class.C1* %c1, metadata !32, metadata !28), !dbg !37 102 call void @llvm.dbg.declare(metadata i32* %i, metadata !38, metadata !28), !dbg !40 103 store i32 42, i32* %i, align 32, !dbg !40 104 call void @llvm.dbg.declare(metadata %class.anon* %Lambda, metadata !41, metadata !28), !dbg !50 105 %0 = getelementptr inbounds %class.anon, %class.anon* %Lambda, i32 0, i32 0, !dbg !51 106 %1 = load i32, i32* %i, align 32, !dbg !52 107 store i32 %1, i32* %0, align 4, !dbg !51 108 ret void, !dbg !53 109 } 110 111 ; Function Attrs: nounwind readnone 112 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 113 114 attributes #0 = { nounwind uwtable } 115 attributes #1 = { nounwind readnone } 116 117 !llvm.dbg.cu = !{!2} 118 !llvm.module.flags = !{!21, !22} 119 !llvm.ident = !{!23} 120 121 !0 = distinct !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 122 !1 = !DIGlobalVariable(name: "c0", scope: !2, file: !6, line: 19, type: !19, isLocal: false, isDefinition: true) 123 !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 4.0.0 (http://llvm.org/git/clang.git 9ce5220b821054019059c2ac4a9b132c7723832d) (http://llvm.org/git/llvm.git 9a6298be89ce0359b151c0a37af2776a12c69e85)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !11) 124 !3 = !DIFile(filename: "test.cpp", directory: "/tmp") 125 !4 = !{!5} 126 !5 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "E", file: !6, line: 13, size: 32, align: 128, elements: !7, identifier: "_ZTS1E") 127 !6 = !DIFile(filename: "./test.cpp", directory: "/tmp") 128 !7 = !{!8, !9, !10} 129 !8 = !DIEnumerator(name: "A", value: 0) 130 !9 = !DIEnumerator(name: "B", value: 1) 131 !10 = !DIEnumerator(name: "C", value: 2) 132 !11 = !{!0, !12} 133 !12 = distinct !DIGlobalVariableExpression(var: !13, expr: !DIExpression()) 134 !13 = !DIGlobalVariable(name: "s", scope: !2, file: !6, line: 21, type: !14, isLocal: false, isDefinition: true, align: 16384) 135 !14 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !6, line: 1, size: 2048, elements: !15, identifier: "_ZTS1S") 136 !15 = !{!16, !18} 137 !16 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !14, file: !6, line: 2, baseType: !17, size: 8) 138 !17 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 139 !18 = !DIDerivedType(tag: DW_TAG_member, name: "xx", scope: !14, file: !6, line: 3, baseType: !17, size: 8, align: 1024, offset: 1024) 140 !19 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C0", file: !6, line: 6, size: 512, align: 512, elements: !20, identifier: "_ZTS2C0") 141 !20 = !{} 142 !21 = !{i32 2, !"Dwarf Version", i32 4} 143 !22 = !{i32 2, !"Debug Info Version", i32 3} 144 !23 = !{!"clang version 4.0.0 (http://llvm.org/git/clang.git 9ce5220b821054019059c2ac4a9b132c7723832d) (http://llvm.org/git/llvm.git 9a6298be89ce0359b151c0a37af2776a12c69e85)"} 145 !24 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !6, file: !6, line: 23, type: !25, isLocal: false, isDefinition: true, scopeLine: 24, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !20) 146 !25 = !DISubroutineType(types: !26) 147 !26 = !{null} 148 !27 = !DILocalVariable(name: "ss", scope: !24, file: !6, line: 25, type: !14) 149 !28 = !DIExpression() 150 !29 = !DILocation(line: 25, column: 7, scope: !24) 151 !30 = !DILocalVariable(name: "e", scope: !24, file: !6, line: 26, type: !5) 152 !31 = !DILocation(line: 26, column: 7, scope: !24) 153 !32 = !DILocalVariable(name: "c1", scope: !24, file: !6, line: 27, type: !33) 154 !33 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C1", file: !6, line: 9, size: 8, elements: !34, identifier: "_ZTS2C1") 155 !34 = !{!35} 156 !35 = !DIDerivedType(tag: DW_TAG_member, name: "p", scope: !33, file: !6, line: 10, baseType: !36, align: 512, flags: DIFlagStaticMember) 157 !36 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64) 158 !37 = !DILocation(line: 27, column: 8, scope: !24) 159 !38 = !DILocalVariable(name: "i", scope: !24, file: !6, line: 28, type: !39, align: 256) 160 !39 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 161 !40 = !DILocation(line: 28, column: 21, scope: !24) 162 !41 = !DILocalVariable(name: "Lambda", scope: !24, file: !6, line: 29, type: !42) 163 !42 = distinct !DICompositeType(tag: DW_TAG_class_type, scope: !24, file: !6, line: 29, size: 32, elements: !43) 164 !43 = !{!44, !45} 165 !44 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !42, file: !6, line: 29, baseType: !39, size: 32, align: 256) 166 !45 = !DISubprogram(name: "operator()", scope: !42, file: !6, line: 29, type: !46, isLocal: false, isDefinition: false, scopeLine: 29, flags: DIFlagPublic | DIFlagPrototyped, isOptimized: false) 167 !46 = !DISubroutineType(types: !47) 168 !47 = !{null, !48} 169 !48 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !49, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer) 170 !49 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !42) 171 !50 = !DILocation(line: 29, column: 10, scope: !24) 172 !51 = !DILocation(line: 29, column: 19, scope: !24) 173 !52 = !DILocation(line: 29, column: 20, scope: !24) 174 !53 = !DILocation(line: 30, column: 1, scope: !24) 175 176
