1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
; RUN: llc -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
; Make sure that the base type from the subrange type has a name.
; CHECK: DW_TAG_subrange_type
; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]+}} => {[[SUBTYPE:0x[0-9a-f]*]]})
; CHECK: [[SUBTYPE]]: DW_TAG_base_type
; CHECK-NEXT: DW_AT_name
define i32 @main() nounwind uwtable {
entry:
%retval = alloca i32, align 4
%i = alloca [2 x i32], align 4
store i32 0, i32* %retval
call void @llvm.dbg.declare(metadata [2 x i32]* %i, metadata !10, metadata !MDExpression()), !dbg !15
ret i32 0, !dbg !16
}
declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!18}
!0 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 (trunk 171472) (llvm/trunk 171487)", isOptimized: false, emissionKind: 0, file: !17, enums: !1, retainedTypes: !1, subprograms: !3, globals: !1, imports: !1)
!1 = !{}
!3 = !{!5}
!5 = !MDSubprogram(name: "main", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !6, scope: !6, type: !7, function: i32 ()* @main, variables: !1)
!6 = !MDFile(filename: "foo.c", directory: "/usr/local/google/home/echristo/tmp")
!7 = !MDSubroutineType(types: !8)
!8 = !{!9}
!9 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
!10 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "i", line: 4, scope: !11, file: !6, type: !12)
!11 = distinct !MDLexicalBlock(line: 3, column: 0, file: !6, scope: !5)
!12 = !MDCompositeType(tag: DW_TAG_array_type, size: 64, align: 32, baseType: !9, elements: !13)
!13 = !{!14}
!14 = !MDSubrange(count: 2)
!15 = !MDLocation(line: 4, scope: !11)
!16 = !MDLocation(line: 6, scope: !11)
!17 = !MDFile(filename: "foo.c", directory: "/usr/local/google/home/echristo/tmp")
!18 = !{i32 1, !"Debug Info Version", i32 3}
|
