| ; RUN: %llc_dwarf -O0 -filetype=obj -o - < %s | llvm-dwarfdump -debug-info - | FileCheck %s |
| ; Radar 7833483 |
| ; Do not emit a separate out-of-line definition DIE for the function-local 'foo' |
| ; function (member of the function local 'A' type) |
| ; CHECK: DW_TAG_class_type |
| ; CHECK: DW_TAG_class_type |
| ; CHECK-NEXT: DW_AT_name ("A") |
| ; Check that the subprogram inside the class definition has low_pc, only |
| ; attached to the definition. |
| ; CHECK: [[FOO_INL:0x........]]: DW_TAG_subprogram |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_low_pc |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name ("foo") |
| ; And just double check that there's no out of line definition that references |
| ; this subprogram. |
| ; CHECK-NOT: DW_AT_specification ([[FOO_INL]] |
| |
| %class.A = type { i8 } |
| %class.B = type { i8 } |
| |
| define i32 @main() ssp !dbg !2 { |
| entry: |
| %retval = alloca i32, align 4 ; <i32*> [#uses=3] |
| %b = alloca %class.A, align 1 ; <%class.A*> [#uses=1] |
| store i32 0, i32* %retval |
| call void @llvm.dbg.declare(metadata %class.A* %b, metadata !0, metadata !DIExpression()), !dbg !14 |
| %call = call i32 @_ZN1B2fnEv(%class.A* %b), !dbg !15 ; <i32> [#uses=1] |
| store i32 %call, i32* %retval, !dbg !15 |
| %0 = load i32, i32* %retval, !dbg !16 ; <i32> [#uses=1] |
| ret i32 %0, !dbg !16 |
| } |
| |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone |
| |
| define linkonce_odr i32 @_ZN1B2fnEv(%class.A* %this) ssp align 2 !dbg !10 { |
| entry: |
| %retval = alloca i32, align 4 ; <i32*> [#uses=2] |
| %this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2] |
| %a = alloca %class.A, align 1 ; <%class.A*> [#uses=1] |
| %i = alloca i32, align 4 ; <i32*> [#uses=2] |
| store %class.A* %this, %class.A** %this.addr |
| call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !17, metadata !DIExpression(DW_OP_deref)), !dbg !18 |
| %this1 = load %class.A*, %class.A** %this.addr ; <%class.A*> [#uses=0] |
| call void @llvm.dbg.declare(metadata %class.A* %a, metadata !19, metadata !DIExpression()), !dbg !27 |
| call void @llvm.dbg.declare(metadata i32* %i, metadata !28, metadata !DIExpression()), !dbg !29 |
| %call = call i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %a), !dbg !30 ; <i32> [#uses=1] |
| store i32 %call, i32* %i, !dbg !30 |
| %tmp = load i32, i32* %i, !dbg !31 ; <i32> [#uses=1] |
| store i32 %tmp, i32* %retval, !dbg !31 |
| %0 = load i32, i32* %retval, !dbg !32 ; <i32> [#uses=1] |
| ret i32 %0, !dbg !32 |
| } |
| |
| define internal i32 @_ZZN1B2fnEvEN1A3fooEv(%class.A* %this) ssp align 2 !dbg !23 { |
| entry: |
| %retval = alloca i32, align 4 ; <i32*> [#uses=2] |
| %this.addr = alloca %class.A*, align 8 ; <%class.A**> [#uses=2] |
| store %class.A* %this, %class.A** %this.addr |
| call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !33, metadata !DIExpression(DW_OP_deref)), !dbg !34 |
| %this1 = load %class.A*, %class.A** %this.addr ; <%class.A*> [#uses=0] |
| store i32 42, i32* %retval, !dbg !35 |
| %0 = load i32, i32* %retval, !dbg !35 ; <i32> [#uses=1] |
| ret i32 %0, !dbg !35 |
| } |
| |
| !llvm.dbg.cu = !{!4} |
| !llvm.module.flags = !{!40} |
| !37 = !{!2, !10, !23} |
| |
| !0 = !DILocalVariable(name: "b", line: 16, scope: !1, file: !3, type: !8) |
| !1 = distinct !DILexicalBlock(line: 15, column: 12, file: !38, scope: !2) |
| !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) |
| !3 = !DIFile(filename: "one.cc", directory: "/tmp") |
| !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) |
| !5 = !DISubroutineType(types: !6) |
| !6 = !{!7} |
| !7 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !8 = !DICompositeType(tag: DW_TAG_class_type, name: "B", line: 2, size: 8, align: 8, file: !38, scope: !3, elements: !9) |
| !9 = !{!10} |
| !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) |
| !11 = !DISubroutineType(types: !12) |
| !12 = !{!7, !13} |
| !13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !38, scope: !3, baseType: !8) |
| !14 = !DILocation(line: 16, column: 5, scope: !1) |
| !15 = !DILocation(line: 17, column: 3, scope: !1) |
| !16 = !DILocation(line: 18, column: 1, scope: !2) |
| ; Manually modified to avoid pointers (thus dependence on pointer size) in Generic test |
| !17 = !DILocalVariable(name: "this", line: 4, arg: 1, scope: !10, file: !3, type: !8) |
| !18 = !DILocation(line: 4, column: 7, scope: !10) |
| !19 = !DILocalVariable(name: "a", line: 9, scope: !20, file: !3, type: !21) |
| !20 = distinct !DILexicalBlock(line: 4, column: 12, file: !38, scope: !10) |
| !21 = !DICompositeType(tag: DW_TAG_class_type, name: "A", line: 5, size: 8, align: 8, file: !38, scope: !10, elements: !22) |
| !22 = !{!23} |
| !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) |
| !24 = !DISubroutineType(types: !25) |
| !25 = !{!7, !26} |
| !26 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial, file: !38, scope: !3, baseType: !21) |
| !27 = !DILocation(line: 9, column: 7, scope: !20) |
| !28 = !DILocalVariable(name: "i", line: 10, scope: !20, file: !3, type: !7) |
| !29 = !DILocation(line: 10, column: 9, scope: !20) |
| !30 = !DILocation(line: 10, column: 5, scope: !20) |
| !31 = !DILocation(line: 11, column: 5, scope: !20) |
| !32 = !DILocation(line: 12, column: 3, scope: !10) |
| ; Manually modified like !17 above |
| !33 = !DILocalVariable(name: "this", line: 7, arg: 1, scope: !23, file: !3, type: !21) |
| !34 = !DILocation(line: 7, column: 11, scope: !23) |
| !35 = !DILocation(line: 7, column: 19, scope: !36) |
| !36 = distinct !DILexicalBlock(line: 7, column: 17, file: !38, scope: !23) |
| !38 = !DIFile(filename: "one.cc", directory: "/tmp") |
| !39 = !{} |
| !40 = !{i32 1, !"Debug Info Version", i32 3} |