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50 lines
2.4 KiB
50 lines
2.4 KiB
; RUN: llc -mtriple=x86_64-apple-darwin -O0 -filetype=obj -o %t < %s
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; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s
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; <rdar://problem/12566646>
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source_filename = "test/DebugInfo/X86/empty-array.ll"
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%class.A = type { [0 x i32] }
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@a = global %class.A zeroinitializer, align 4, !dbg !0
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; CHECK: DW_TAG_class_type
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; CHECK: DW_TAG_member
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; CHECK-NEXT: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "x")
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; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[ARRAY:0x[0-9a-f]*]]}
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; CHECK: [[ARRAY]]: DW_TAG_array_type [{{.*}}] *
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; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[BASETYPE:0x[0-9a-f]*]]}
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; CHECK: DW_TAG_subrange_type
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; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[BASE2:0x[0-9a-f]*]]}
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; CHECK-NOT: DW_AT_upper_bound
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; CHECK: [[BASETYPE]]: DW_TAG_base_type
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; CHECK: [[BASE2]]: DW_TAG_base_type
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; CHECK-NEXT: DW_AT_name
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; CHECK-NEXT: DW_AT_byte_size [DW_FORM_data1] (0x08)
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; CHECK-NEXT: DW_AT_encoding [DW_FORM_data1] (DW_ATE_unsigned)
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!llvm.dbg.cu = !{!14}
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!llvm.module.flags = !{!17}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
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!2 = !DIFile(filename: "t.cpp", directory: "/Volumes/Sandbox/llvm")
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!3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, align: 32, elements: !4)
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!4 = !{!5, !10}
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!5 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !3, file: !2, line: 1, baseType: !6, flags: DIFlagPrivate)
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!6 = !DICompositeType(tag: DW_TAG_array_type, baseType: !7, align: 32, elements: !8)
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!8 = !{!9}
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!9 = !DISubrange(count: -1)
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!10 = !DISubprogram(name: "A", scope: !3, file: !2, line: 1, type: !11, isLocal: false, isDefinition: false, scopeLine: 1, virtualIndex: 6, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false)
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!11 = !DISubroutineType(types: !12)
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!12 = !{null, !13}
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!13 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
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!14 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.3 (trunk 169136)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !15, retainedTypes: !15, globals: !16, imports: !15)
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!15 = !{}
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!16 = !{!0}
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!17 = !{i32 1, !"Debug Info Version", i32 3}
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