1; RUN: llc -mtriple=x86_64-apple-darwin -O0 -filetype=obj -dwarf-version 4 \
2; RUN:     -o - < %s | llvm-dwarfdump -v - --debug-info \
3; RUN:     | FileCheck %s -check-prefixes=CHECK,DWARF4
4; RUN: llc -mtriple=x86_64-apple-darwin -O0 -filetype=obj -dwarf-version 5 \
5; RUN:     -o - < %s | llvm-dwarfdump -v - --debug-info \
6; RUN:     | FileCheck %s -check-prefixes=CHECK,DWARF5
7
8; Check that we can omit default array lower-bounds.
9; DW_LANG_C_plus_plus_11 is new in DWARF v5, so if we use that with
10; DWARF v4, we should get the DW_AT_lower_bound attribute.
11
12source_filename = "test/DebugInfo/X86/default-subrange-array.ll"
13
14%class.A = type { [42 x i32] }
15
16@a = global %class.A zeroinitializer, align 4, !dbg !0
17
18; CHECK:       DW_TAG_class_type
19; CHECK:         DW_TAG_member
20; CHECK-NEXT:      DW_AT_name {{.*}} "x"
21; CHECK-NEXT:      DW_AT_type [DW_FORM_ref4] {{.*}} => {[[ARRAY:0x[0-9a-f]+]]}
22
23; CHECK: [[ARRAY]]: DW_TAG_array_type
24; CHECK-NEXT:         DW_AT_type
25; CHECK:            DW_TAG_subrange_type
26; CHECK-NEXT:         DW_AT_type
27; DWARF4-NEXT:        DW_AT_lower_bound [DW_FORM_data1] (0x00)
28; CHECK-NEXT:         DW_AT_count [DW_FORM_data1]       (0x2a)
29; DWARF5-NOT:         DW_AT_lower_bound
30
31
32!llvm.dbg.cu = !{!14}
33!llvm.module.flags = !{!17}
34
35!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
36!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
37!2 = !DIFile(filename: "t.cpp", directory: "/Volumes/Sandbox/llvm")
38!3 = !DICompositeType(tag: DW_TAG_class_type, name: "A", file: !2, line: 1, align: 32, elements: !4)
39!4 = !{!5, !10}
40!5 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !3, file: !2, line: 1, baseType: !6, flags: DIFlagPrivate)
41!6 = !DICompositeType(tag: DW_TAG_array_type, baseType: !7, align: 32, elements: !8)
42!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
43!8 = !{!9}
44!9 = !DISubrange(count: 42, lowerBound: 0)
45!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)
46!11 = !DISubroutineType(types: !12)
47!12 = !{null, !13}
48!13 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !3, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
49!14 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_11, file: !2, producer: "clang version 3.3 (trunk 169136)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !15, retainedTypes: !15, globals: !16, imports: !15)
50!15 = !{}
51!16 = !{!0}
52!17 = !{i32 1, !"Debug Info Version", i32 3}
53
54