1; RUN: llc -mtriple=x86_64-apple-darwin -O0 -filetype=obj -o %t < %s
2; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s
3
4source_filename = "test/DebugInfo/X86/nondefault-subrange-array.ll"
5
6%class.A = type { [42 x i32] }
7
8@a = global %class.A zeroinitializer, align 4, !dbg !0
9; Check that we can handle non-default array bounds. In this case, the array
10; goes from [-3, 38].
11
12; CHECK: DW_TAG_class_type
13; CHECK: DW_TAG_member
14; CHECK-NEXT:                   DW_AT_name [DW_FORM_strp]       ( .debug_str[0x{{[0-9a-f]*}}] = "x")
15; CHECK-NEXT:                   DW_AT_type [DW_FORM_ref4]       (cu + 0x{{[0-9a-f]*}} => {[[ARRAY:0x[0-9a-f]*]]}
16
17; CHECK: [[ARRAY]]: DW_TAG_array_type [{{.*}}] *
18; CHECK-NEXT:                 DW_AT_type [DW_FORM_ref4]    (cu + 0x{{[0-9a-f]*}} => {[[BASE:0x[0-9a-f]*]]}
19
20; CHECK: DW_TAG_subrange_type
21; CHECK-NEXT:                   DW_AT_type [DW_FORM_ref4]  (cu + 0x{{[0-9a-f]*}} => {[[BASE2:0x[0-9a-f]*]]}
22; CHECK-NEXT:                   DW_AT_lower_bound [DW_FORM_data8]       (0xfffffffffffffffd)
23; CHECK-NEXT:                   DW_AT_count [DW_FORM_data1]       (0x2a)
24
25; CHECK: [[BASE]]: DW_TAG_base_type
26; CHECK: [[BASE2]]: DW_TAG_base_type
27; CHECK-NEXT:                 DW_AT_name [DW_FORM_strp]       ( .debug_str[0x{{[0-9a-f]*}}] = "__ARRAY_SIZE_TYPE__")
28; CHECK-NEXT:                 DW_AT_byte_size [DW_FORM_data1] (0x08)
29; CHECK-NEXT:                 DW_AT_encoding [DW_FORM_data1]  (DW_ATE_unsigned)
30
31!llvm.dbg.cu = !{!14}
32!llvm.module.flags = !{!17}
33
34!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
35!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
36!2 = !DIFile(filename: "t.cpp", directory: "/Volumes/Sandbox/llvm")
37!3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, align: 32, elements: !4)
38!4 = !{!5, !10}
39!5 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !3, file: !2, line: 1, baseType: !6, flags: DIFlagPrivate)
40!6 = !DICompositeType(tag: DW_TAG_array_type, baseType: !7, align: 32, elements: !8)
41!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
42!8 = !{!9}
43!9 = !DISubrange(count: 42, lowerBound: -3)
44!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)
45!11 = !DISubroutineType(types: !12)
46!12 = !{null, !13}
47!13 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
48!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)
49!15 = !{}
50!16 = !{!0}
51!17 = !{i32 1, !"Debug Info Version", i32 3}
52
53