1 ; RUN: %llc_dwarf -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s
2 ; REQUIRES: object-emission
4 ; Generated by clang++ -c -g -std=c++11 -S -emit-llvm from the following C++11 source
7 ; alignas(128) char xx;
10 ; class alignas(64) C0 {
14 ; alignas(64) static void *p;
17 ; enum alignas(16) E {
32 ; alignas(32) int i = 42;
33 ; auto Lambda = [i](){};
36 ; CHECK: DW_TAG_class_type
38 ; CHECK: DW_AT_name{{.*}}"C0"
40 ; CHECK: DW_AT_alignment{{.*}}64
42 ; CHECK: DW_TAG_variable
44 ; CHECK: DW_AT_name{{.*}}"s"
46 ; CHECK: DW_AT_alignment{{.*}}2048
48 ; CHECK: DW_TAG_structure_type
49 ; CHECK: DW_TAG_member
50 ; CHECK: DW_AT_name{{.*}}"xx"
52 ; CHECK: DW_AT_alignment{{.*}}128
54 ; CHECK: DW_TAG_enumeration_type
56 ; CHECK: DW_AT_alignment{{.*}}16
58 ; CHECK: DW_TAG_variable
59 ; CHECK: DW_AT_name{{.*}}"i"
61 ; CHECK: DW_AT_alignment{{.*}}32
62 ; CHECK: DW_TAG_class_type
63 ; CHECK: DW_TAG_member
65 ; CHECK: DW_AT_name{{.*}}"i"
67 ; CHECK: DW_AT_alignment{{.*}}32
69 ; CHECK: DW_TAG_class_type
71 ; CHECK: DW_AT_name{{.*}}"C1"
72 ; CHECK: DW_TAG_member
74 ; CHECK: DW_AT_name{{.*}}"p"
76 ; CHECK: DW_AT_alignment{{.*}}64
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"
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 }
88 @c0 = global %class.C0 zeroinitializer, align 64, !dbg !0
89 @s = global %struct.S zeroinitializer, align 2048, !dbg !12
91 ; Function Attrs: nounwind uwtable
92 define void @_Z3foov() #0 !dbg !24 {
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
111 ; Function Attrs: nounwind readnone
112 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
114 attributes #0 = { nounwind uwtable }
115 attributes #1 = { nounwind readnone }
118 !llvm.module.flags = !{!21, !22}
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", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !11)
124 !3 = !DIFile(filename: "test.cpp", directory: "/tmp")
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")
129 !8 = !DIEnumerator(name: "A", value: 0)
130 !9 = !DIEnumerator(name: "B", value: 1)
131 !10 = !DIEnumerator(name: "C", value: 2)
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")
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")
142 !21 = !{i32 2, !"Dwarf Version", i32 4}
143 !22 = !{i32 2, !"Debug Info Version", i32 3}
144 !23 = !{!"clang version 4.0.0"}
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)
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")
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)
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)
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)