1
; Generated from tools/clang/test/CodeGen/debug-info-packed-struct.c
2
; ModuleID = 'llvm/tools/clang/test/CodeGen/debug-info-packed-struct.c'
3
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-darwin"
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; RUN: %llc_dwarf -O0 -filetype=obj -o %t.o %s
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; RUN: llvm-dwarfdump -debug-dump=info %t.o | FileCheck %s
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; REQUIRES: object-emission
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; // ---------------------------------------------------------------------
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; // ---------------------------------------------------------------------
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; struct size8 l0_ofs8;
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%struct.layout0 = type { i8, %struct.size8, i8 }
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%struct.size8 = type { i64 }
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; CHECK: DW_TAG_structure_type
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; CHECK: DW_AT_name {{.*}} "layout0"
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; CHECK: DW_AT_byte_size {{.*}} (0x18)
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l0_ofs0"
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; CHECK: DW_AT_data_member_location {{.*}}00
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l0_ofs8"
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; CHECK: DW_AT_data_member_location {{.*}}08
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l0_ofs16"
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; CHECK: DW_AT_bit_size {{.*}} (0x01)
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; CHECK: DW_AT_bit_offset {{.*}} (0x1f)
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; CHECK: DW_AT_data_member_location {{.*}}10
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; // ---------------------------------------------------------------------
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; // Implicitly packed.
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; // ---------------------------------------------------------------------
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; struct size8_anon l1_ofs1;
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%struct.layout1 = type <{ i8, %struct.size8_anon, i8, [2 x i8] }>
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%struct.size8_anon = type { i64 }
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; CHECK: DW_TAG_structure_type
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; CHECK: DW_AT_name {{.*}} "layout1"
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; CHECK: DW_AT_byte_size {{.*}} (0x0c)
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l1_ofs0"
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; CHECK: DW_AT_data_member_location {{.*}}00
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l1_ofs1"
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; CHECK: DW_AT_data_member_location {{.*}}01
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l1_ofs9"
68
; CHECK: DW_AT_byte_size {{.*}} (0x04)
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; CHECK: DW_AT_bit_size {{.*}} (0x01)
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; CHECK: DW_AT_bit_offset {{.*}} (0x17)
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; CHECK: DW_AT_data_member_location {{.*}}08
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; // ---------------------------------------------------------------------
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; // Explicitly packed.
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; // ---------------------------------------------------------------------
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; struct size8_pack1 {
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; struct size8_pack1 l2_ofs1;
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%struct.layout2 = type <{ i8, %struct.size8_pack1, i8 }>
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%struct.size8_pack1 = type { i64 }
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; CHECK: DW_TAG_structure_type
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; CHECK: DW_AT_name {{.*}} "layout2"
93
; CHECK: DW_AT_byte_size {{.*}} (0x0a)
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l2_ofs0"
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; CHECK: DW_AT_data_member_location {{.*}}00
97
; CHECK: DW_TAG_member
98
; CHECK: DW_AT_name {{.*}} "l2_ofs1"
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; CHECK: DW_AT_data_member_location {{.*}}01
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name {{.*}} "l2_ofs9"
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; CHECK: DW_AT_byte_size {{.*}} (0x04)
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; CHECK: DW_AT_bit_size {{.*}} (0x01)
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; CHECK: DW_AT_bit_offset {{.*}} (0x17)
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; CHECK: DW_AT_data_member_location {{.*}}08
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; // ---------------------------------------------------------------------
108
; // Explicitly packed with different alignment.
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; // ---------------------------------------------------------------------
111
; struct size8_pack4 {
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; struct size8_pack4 l3_ofs4;
123
%struct.layout3 = type <{ i8, [3 x i8], %struct.size8_pack4, i8, [3 x i8] }>
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%struct.size8_pack4 = type { i64 }
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; CHECK: DW_TAG_structure_type
127
; CHECK: DW_AT_name {{.*}} "layout3"
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; CHECK: DW_AT_byte_size {{.*}} (0x10)
129
; CHECK: DW_TAG_member
130
; CHECK: DW_AT_name {{.*}} "l3_ofs0"
131
; CHECK: DW_AT_data_member_location {{.*}}00
132
; CHECK: DW_TAG_member
133
; CHECK: DW_AT_name {{.*}} "l3_ofs4"
134
; CHECK: DW_AT_data_member_location {{.*}}04
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; CHECK: DW_TAG_member
136
; CHECK: DW_AT_name {{.*}} "l3_ofs12"
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; CHECK: DW_AT_byte_size {{.*}} (0x04)
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; CHECK: DW_AT_bit_size {{.*}} (0x01)
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; CHECK: DW_AT_bit_offset {{.*}} (0x1f)
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; CHECK: DW_AT_data_member_location {{.*}}0c
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@l0 = common global %struct.layout0 zeroinitializer, align 8
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@l1 = common global %struct.layout1 zeroinitializer, align 4
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@l2 = common global %struct.layout2 zeroinitializer, align 1
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@l3 = common global %struct.layout3 zeroinitializer, align 4
148
!llvm.module.flags = !{!45, !46}
151
!0 = !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.7.0 (trunk 240791) (llvm/trunk 240790)", isOptimized: false, runtimeVersion: 0, emissionKind: 1, enums: !2, retainedTypes: !2, subprograms: !2, globals: !3, imports: !2)
152
!1 = !DIFile(filename: "/llvm/tools/clang/test/CodeGen/<stdin>", directory: "/llvm/_build.ninja.release")
154
!3 = !{!4, !18, !25, !35}
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!4 = !DIGlobalVariable(name: "l0", scope: !0, file: !5, line: 88, type: !6, isLocal: false, isDefinition: true, variable: %struct.layout0* @l0)
156
!5 = !DIFile(filename: "/llvm/tools/clang/test/CodeGen/debug-info-packed-struct.c", directory: "/llvm/_build.ninja.release")
157
!6 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout0", file: !5, line: 15, size: 192, align: 64, elements: !7)
159
!8 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs0", scope: !6, file: !5, line: 16, baseType: !9, size: 8, align: 8)
160
!9 = !DIBasicType(name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
161
!10 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs8", scope: !6, file: !5, line: 17, baseType: !11, size: 64, align: 64, offset: 64)
162
!11 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8", file: !5, line: 11, size: 64, align: 64, elements: !12)
164
!13 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !11, file: !5, line: 12, baseType: !14, size: 4, align: 32)
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!14 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!15 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !11, file: !5, line: 13, baseType: !16, size: 60, offset: 4)
167
!16 = !DIBasicType(name: "long long int", size: 64, align: 64, encoding: DW_ATE_signed)
168
!17 = !DIDerivedType(tag: DW_TAG_member, name: "l0_ofs16", scope: !6, file: !5, line: 18, baseType: !14, size: 1, align: 32, offset: 128)
169
!18 = !DIGlobalVariable(name: "l1", scope: !0, file: !5, line: 89, type: !19, isLocal: false, isDefinition: true, variable: %struct.layout1* @l1)
170
!19 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout1", file: !5, line: 34, size: 96, align: 32, elements: !20)
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!20 = !{!21, !22, !24}
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!21 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs0", scope: !19, file: !5, line: 35, baseType: !9, size: 8, align: 8)
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!22 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs1", scope: !19, file: !5, line: 36, baseType: !23, size: 64, align: 8, offset: 8)
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!23 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_anon", file: !5, line: 30, size: 64, align: 8, elements: !2)
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!24 = !DIDerivedType(tag: DW_TAG_member, name: "l1_ofs9", scope: !19, file: !5, line: 37, baseType: !14, size: 1, align: 32, offset: 72)
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!25 = !DIGlobalVariable(name: "l2", scope: !0, file: !5, line: 90, type: !26, isLocal: false, isDefinition: true, variable: %struct.layout2* @l2)
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!26 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout2", file: !5, line: 54, size: 80, align: 8, elements: !27)
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!27 = !{!28, !29, !34}
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!28 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs0", scope: !26, file: !5, line: 55, baseType: !9, size: 8, align: 8)
180
!29 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs1", scope: !26, file: !5, line: 56, baseType: !30, size: 64, align: 8, offset: 8)
181
!30 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_pack1", file: !5, line: 50, size: 64, align: 8, elements: !31)
183
!32 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !30, file: !5, line: 51, baseType: !14, size: 4, align: 32)
184
!33 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !30, file: !5, line: 52, baseType: !16, size: 60, offset: 4)
185
!34 = !DIDerivedType(tag: DW_TAG_member, name: "l2_ofs9", scope: !26, file: !5, line: 57, baseType: !14, size: 1, align: 32, offset: 72)
186
!35 = !DIGlobalVariable(name: "l3", scope: !0, file: !5, line: 91, type: !36, isLocal: false, isDefinition: true, variable: %struct.layout3* @l3)
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!36 = !DICompositeType(tag: DW_TAG_structure_type, name: "layout3", file: !5, line: 76, size: 128, align: 32, elements: !37)
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!37 = !{!38, !39, !44}
189
!38 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs0", scope: !36, file: !5, line: 77, baseType: !9, size: 8, align: 8)
190
!39 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs4", scope: !36, file: !5, line: 78, baseType: !40, size: 64, align: 32, offset: 32)
191
!40 = !DICompositeType(tag: DW_TAG_structure_type, name: "size8_pack4", file: !5, line: 72, size: 64, align: 32, elements: !41)
193
!42 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !40, file: !5, line: 73, baseType: !14, size: 4, align: 32)
194
!43 = !DIDerivedType(tag: DW_TAG_member, name: "l", scope: !40, file: !5, line: 74, baseType: !16, size: 60, offset: 4)
195
!44 = !DIDerivedType(tag: DW_TAG_member, name: "l3_ofs12", scope: !36, file: !5, line: 79, baseType: !14, size: 1, align: 32, offset: 96)
196
!45 = !{i32 2, !"Dwarf Version", i32 2}
197
!46 = !{i32 2, !"Debug Info Version", i32 3}
198
!47 = !{!"clang version 3.7.0 (trunk 240791) (llvm/trunk 240790)"}