1 ; REQUIRES: object-emission
3 ; RUN: %llc_dwarf -O0 -filetype=obj -o - < %s | llvm-dwarfdump -v -debug-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_name {{.*}} "foo"
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 !dbg !2 {
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 !dbg !10 {
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(DW_OP_deref)), !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 !dbg !23 {
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(DW_OP_deref)), !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(name: "b", line: 16, scope: !1, file: !3, type: !8)
74 !1 = distinct !DILexicalBlock(line: 15, column: 12, file: !38, scope: !2)
75 !2 = distinct !DISubprogram(name: "main", linkageName: "main", line: 15, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !4, scopeLine: 15, file: !38, scope: !3, type: !5)
76 !3 = !DIFile(filename: "one.cc", directory: "/tmp")
77 !4 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang 1.5", isOptimized: false, emissionKind: FullDebug, file: !38, enums: !39, retainedTypes: !39, 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 = distinct !DISubprogram(name: "fn", linkageName: "_ZN1B2fnEv", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !4, scopeLine: 4, file: !38, scope: !8, type: !11)
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 ; Manually modified to avoid pointers (thus dependence on pointer size) in Generic test
91 !17 = !DILocalVariable(name: "this", line: 4, arg: 1, scope: !10, file: !3, type: !8)
92 !18 = !DILocation(line: 4, column: 7, scope: !10)
93 !19 = !DILocalVariable(name: "a", line: 9, scope: !20, file: !3, type: !21)
94 !20 = distinct !DILexicalBlock(line: 4, column: 12, file: !38, scope: !10)
95 !21 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 5, size: 8, align: 8, file: !38, scope: !10, elements: !22)
97 !23 = distinct !DISubprogram(name: "foo", linkageName: "_ZZN1B2fnEvEN1A3fooEv", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !4, scopeLine: 7, file: !38, scope: !21, type: !24)
98 !24 = !DISubroutineType(types: !25)
100 !26 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !38, scope: !3, baseType: !21)
101 !27 = !DILocation(line: 9, column: 7, scope: !20)
102 !28 = !DILocalVariable(name: "i", line: 10, scope: !20, file: !3, type: !7)
103 !29 = !DILocation(line: 10, column: 9, scope: !20)
104 !30 = !DILocation(line: 10, column: 5, scope: !20)
105 !31 = !DILocation(line: 11, column: 5, scope: !20)
106 !32 = !DILocation(line: 12, column: 3, scope: !10)
107 ; Manually modified like !17 above
108 !33 = !DILocalVariable(name: "this", line: 7, arg: 1, scope: !23, file: !3, type: !21)
109 !34 = !DILocation(line: 7, column: 11, scope: !23)
110 !35 = !DILocation(line: 7, column: 19, scope: !36)
111 !36 = distinct !DILexicalBlock(line: 7, column: 17, file: !38, scope: !23)
112 !38 = !DIFile(filename: "one.cc", directory: "/tmp")
114 !40 = !{i32 1, !"Debug Info Version", i32 3}