1; RUN: llc -filetype=obj -o - %s | llvm-dwarfdump - | FileCheck %s
2
3target triple="aarch64--"
4
5; CHECK:      DW_TAG_variable
6; CHECK-NOT:  DW_TAG
7; CHECK:        DW_AT_LLVM_tag_offset (0x01)
8; CHECK-NEXT:   DW_AT_name    ("a")
9
10; CHECK:      DW_TAG_variable
11; CHECK-NOT:  DW_TAG
12; CHECK:        DW_AT_LLVM_tag_offset (0x02)
13; CHECK-NEXT:   DW_AT_name    ("b")
14
15define void @f() !dbg !6 {
16entry:
17  %a = alloca i8*
18  %b = alloca i8*
19  call void @llvm.dbg.declare(metadata i8** %a, metadata !12, metadata !DIExpression(DW_OP_LLVM_tag_offset, 1)), !dbg !14
20  call void @llvm.dbg.declare(metadata i8** %b, metadata !13, metadata !DIExpression(DW_OP_LLVM_tag_offset, 2)), !dbg !14
21  ret void, !dbg !15
22}
23
24declare void @llvm.dbg.declare(metadata, metadata, metadata)
25
26!llvm.dbg.cu = !{!0}
27!llvm.module.flags = !{!3, !4}
28!llvm.ident = !{!5}
29
30!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
31!1 = !DIFile(filename: "x.c", directory: "/")
32!2 = !{}
33!3 = !{i32 2, !"Dwarf Version", i32 4}
34!4 = !{i32 2, !"Debug Info Version", i32 3}
35!5 = !{!"clang"}
36!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags:
37DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
38!7 = !DISubroutineType(types: !8)
39!8 = !{null, !9}
40!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
41!10 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !11)
42!11 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
43!12 = !DILocalVariable(name: "a", scope: !6, file: !1, line: 1, type: !9)
44!13 = !DILocalVariable(name: "b", scope: !6, file: !1, line: 1, type: !9)
45!14 = !DILocation(line: 1, column: 29, scope: !6)
46!15 = !DILocation(line: 1, column: 37, scope: !6)
47