1
; REQUIRES: object-emission
3
; RUN: %llc_dwarf -O0 -filetype=obj -o - < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
5
; Do not emit a separate out-of-line definition DIE for the function-local 'foo'
6
; function (member of the function local 'A' type)
7
; CHECK: DW_TAG_class_type
8
; CHECK: DW_TAG_class_type
9
; CHECK-NEXT: DW_AT_name {{.*}} "A"
10
; Check that the subprogram inside the class definition has low_pc, only
11
; attached to the definition.
12
; CHECK: [[FOO_INL:0x........]]: DW_TAG_subprogram
16
; CHECK: DW_AT_linkage_name {{.*}} "_ZZN1B2fnEvEN1A3fooEv"
17
; And just double check that there's no out of line definition that references
19
; CHECK-NOT: DW_AT_specification {{.*}} {[[FOO_INL]]}
21
%class.A = type { i8 }
22
%class.B = type { i8 }
24
define i32 @main() ssp {
26
%retval = alloca i32, align 4 ; <i32*> [#uses=3]
27
%b = alloca %class.A, align 1 ; <%class.A*> [#uses=1]
28
store i32 0, i32* %retval
29
call void @llvm.dbg.declare(metadata %class.A* %b, metadata !0, metadata !DIExpression()), !dbg !14
30
%call = call i32 @_ZN1B2fnEv(%class.A* %b), !dbg !15 ; <i32> [#uses=1]
31
store i32 %call, i32* %retval, !dbg !15
32
%0 = load i32, i32* %retval, !dbg !16 ; <i32> [#uses=1]
36
declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
38
define linkonce_odr i32 @_ZN1B2fnEv(%class.A* %this) ssp align 2 {
40
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
41
%this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2]
42
%a = alloca %class.A, align 1 ; <%class.A*> [#uses=1]
43
%i = alloca i32, align 4 ; <i32*> [#uses=2]
44
store %class.A* %this, %class.A** %this.addr
45
call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !17, metadata !DIExpression()), !dbg !18
46
%this1 = load %class.A*, %class.A** %this.addr ; <%class.A*> [#uses=0]
47
call void @llvm.dbg.declare(metadata %class.A* %a, metadata !19, metadata !DIExpression()), !dbg !27
48
call void @llvm.dbg.declare(metadata i32* %i, metadata !28, metadata !DIExpression()), !dbg !29
49
%call = call i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %a), !dbg !30 ; <i32> [#uses=1]
50
store i32 %call, i32* %i, !dbg !30
51
%tmp = load i32, i32* %i, !dbg !31 ; <i32> [#uses=1]
52
store i32 %tmp, i32* %retval, !dbg !31
53
%0 = load i32, i32* %retval, !dbg !32 ; <i32> [#uses=1]
57
define internal i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %this) ssp align 2 {
59
%retval = alloca i32, align 4 ; <i32*> [#uses=2]
60
%this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2]
61
store %class.A* %this, %class.A** %this.addr
62
call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !33, metadata !DIExpression()), !dbg !34
63
%this1 = load %class.A*, %class.A** %this.addr ; <%class.A*> [#uses=0]
64
store i32 42, i32* %retval, !dbg !35
65
%0 = load i32, i32* %retval, !dbg !35 ; <i32> [#uses=1]
70
!llvm.module.flags = !{!40}
73
!0 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "b", line: 16, scope: !1, file: !3, type: !8)
74
!1 = distinct !DILexicalBlock(line: 15, column: 12, file: !38, scope: !2)
75
!2 = !DISubprogram(name: "main", linkageName: "main", line: 15, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 15, file: !38, scope: !3, type: !5, function: i32 ()* @main)
76
!3 = !DIFile(filename: "one.cc", directory: "/tmp")
77
!4 = !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang 1.5", isOptimized: false, emissionKind: 0, file: !38, enums: !39, retainedTypes: !39, subprograms: !37, imports: null)
78
!5 = !DISubroutineType(types: !6)
80
!7 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
81
!8 = !DICompositeType(tag: DW_TAG_class_type, name: "B", line: 2, size: 8, align: 8, file: !38, scope: !3, elements: !9)
83
!10 = !DISubprogram(name: "fn", linkageName: "_ZN1B2fnEv", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 4, file: !38, scope: !8, type: !11, function: i32 (%class.A*)* @_ZN1B2fnEv)
84
!11 = !DISubroutineType(types: !12)
86
!13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !38, scope: !3, baseType: !8)
87
!14 = !DILocation(line: 16, column: 5, scope: !1)
88
!15 = !DILocation(line: 17, column: 3, scope: !1)
89
!16 = !DILocation(line: 18, column: 1, scope: !2)
90
!17 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "this", line: 4, arg: 0, scope: !10, file: !3, type: !13)
91
!18 = !DILocation(line: 4, column: 7, scope: !10)
92
!19 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "a", line: 9, scope: !20, file: !3, type: !21)
93
!20 = distinct !DILexicalBlock(line: 4, column: 12, file: !38, scope: !10)
94
!21 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 5, size: 8, align: 8, file: !38, scope: !10, elements: !22)
96
!23 = !DISubprogram(name: "foo", linkageName: "_ZZN1B2fnEvEN1A3fooEv", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 7, file: !38, scope: !21, type: !24, function: i32 (%class.A*)* @_ZZN1B2fnEvEN1A3fooEv)
97
!24 = !DISubroutineType(types: !25)
99
!26 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !38, scope: !3, baseType: !21)
100
!27 = !DILocation(line: 9, column: 7, scope: !20)
101
!28 = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i", line: 10, scope: !20, file: !3, type: !7)
102
!29 = !DILocation(line: 10, column: 9, scope: !20)
103
!30 = !DILocation(line: 10, column: 5, scope: !20)
104
!31 = !DILocation(line: 11, column: 5, scope: !20)
105
!32 = !DILocation(line: 12, column: 3, scope: !10)
106
!33 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "this", line: 7, arg: 0, scope: !23, file: !3, type: !26)
107
!34 = !DILocation(line: 7, column: 11, scope: !23)
108
!35 = !DILocation(line: 7, column: 19, scope: !36)
109
!36 = distinct !DILexicalBlock(line: 7, column: 17, file: !38, scope: !23)
110
!38 = !DIFile(filename: "one.cc", directory: "/tmp")
112
!40 = !{i32 1, !"Debug Info Version", i32 3}