1; RUN: llc < %s -filetype=obj > %t.obj 2; RUN: llvm-readobj -codeview %t.obj | FileCheck --check-prefix=READOBJ %s 3; RUN: llvm-pdbutil dump -symbols %t.obj | FileCheck --check-prefix=PDBUTIL %s 4 5; C++ to regenerate: 6; $ clang -g -gcodeview -m64 -S -emit-llvm t.cpp 7; $ cat t.cpp 8; void f() { 9; typedef int FOO; 10; FOO f; 11; } 12; 13; struct S { int x; }; 14; float g(S *s) { 15; union pun { int x; float f; } p; 16; p.x = s->x; 17; return p.f; 18; } 19; struct A { 20; // We should not output S_UDT for nested typedef. 21; typedef S C; 22; C c; 23; // We should output S_UDT for typedef of nested unnamed struct 24; typedef struct { long X; } D; 25; D d; 26; }; 27; A a; 28; 29; typedef struct { int x; } U; 30; U u; 31 32; READOBJ-NOT: UDTName: A::C 33; READOBJ: {{.*}}Proc{{.*}}Sym { 34; READOBJ: DisplayName: f 35; READOBJ: LinkageName: ?f@@YAXXZ 36; READOBJ: } 37; READOBJ: UDTSym { 38; READOBJ-NEXT: Kind: S_UDT (0x1108) 39; READOBJ-NEXT: Type: int (0x74) 40; READOBJ-NEXT: UDTName: f::FOO 41; READOBJ-NEXT: } 42; READOBJ-NEXT: ProcEnd { 43 44; READOBJ: {{.*}}Proc{{.*}}Sym { 45; READOBJ: DisplayName: g 46; READOBJ: LinkageName: ?g@@YAMPEAUS@@@Z 47; READOBJ: } 48; READOBJ: UDTSym { 49; READOBJ-NEXT: Kind: S_UDT (0x1108) 50; READOBJ-NEXT: Type: g::pun (0x{{[0-9A-F]+}}) 51; READOBJ-NEXT: UDTName: g::pun 52; READOBJ-NEXT: } 53; READOBJ-NEXT: ProcEnd { 54 55; READOBJ: Subsection 56; READOBJ-NOT: {{.*}}Proc{{.*}}Sym 57; READOBJ: UDTSym { 58; READOBJ-NEXT: Kind: S_UDT (0x1108) 59; READOBJ-NEXT: Type: S (0x{{[0-9A-F]+}}) 60; READOBJ-NEXT: UDTName: S 61; READOBJ: UDTSym { 62; READOBJ-NEXT: Kind: S_UDT (0x1108) 63; READOBJ-NEXT: Type: A (0x{{[0-9A-F]+}}) 64; READOBJ-NEXT: UDTName: A 65; READOBJ: UDTSym { 66; READOBJ-NEXT: Kind: S_UDT (0x1108) 67; READOBJ-NEXT: Type: A::D (0x{{[0-9A-F]+}}) 68; READOBJ-NEXT: UDTName: A::D 69; READOBJ: UDTSym { 70; READOBJ-NEXT: Kind: S_UDT (0x1108) 71; READOBJ-NEXT: Type: U (0x{{[0-9A-F]+}}) 72; READOBJ-NEXT: UDTName: U 73; READOBJ: UDTSym { 74; READOBJ-NEXT: Kind: S_UDT (0x1108) 75; READOBJ-NEXT: Type: U (0x{{[0-9A-F]+}}) 76; READOBJ-NEXT: UDTName: U 77; READOBJ-NOT: UDTSym 78 79; PDBUTIL: Symbols 80; PDBUTIL-NEXT: ============================================================ 81; PDBUTIL-NOT: S_UDT {{.*}} `A::C` 82; PDBUTIL: S_UDT [size = 15] `f::FOO` 83; PDBUTIL: S_UDT [size = 15] `g::pun` 84; PDBUTIL: S_UDT [size = 10] `S` 85; PDBUTIL: S_UDT [size = 10] `A` 86; PDBUTIL: S_UDT [size = 13] `A::D` 87; PDBUTIL: S_UDT [size = 10] `U` 88; PDBUTIL: S_UDT [size = 10] `U` 89 90source_filename = "test/DebugInfo/COFF/udts.ll" 91target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" 92target triple = "x86_64-pc-windows-msvc19.11.25506" 93 94%struct.A = type { %struct.S, %"struct.A::D" } 95%struct.S = type { i32 } 96%"struct.A::D" = type { i32 } 97%struct.U = type { i32 } 98%union.pun = type { i32 } 99 100@"\01?a@@3UA@@A" = global %struct.A zeroinitializer, align 4, !dbg !0 101@"\01?u@@3UU@@A" = global %struct.U zeroinitializer, align 4, !dbg !6 102 103; Function Attrs: noinline nounwind optnone uwtable 104define void @"\01?f@@YAXXZ"() #0 !dbg !31 { 105 %1 = alloca i32, align 4 106 call void @llvm.dbg.declare(metadata i32* %1, metadata !34, metadata !DIExpression()), !dbg !36 107 ret void, !dbg !37 108} 109 110; Function Attrs: nounwind readnone speculatable 111declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 112 113; Function Attrs: noinline nounwind optnone uwtable 114define float @"\01?g@@YAMPEAUS@@@Z"(%struct.S*) #0 !dbg !38 { 115 %2 = alloca %struct.S*, align 8 116 %3 = alloca %union.pun, align 4 117 store %struct.S* %0, %struct.S** %2, align 8 118 call void @llvm.dbg.declare(metadata %struct.S** %2, metadata !43, metadata !DIExpression()), !dbg !44 119 call void @llvm.dbg.declare(metadata %union.pun* %3, metadata !45, metadata !DIExpression()), !dbg !50 120 %4 = load %struct.S*, %struct.S** %2, align 8, !dbg !51 121 %5 = getelementptr inbounds %struct.S, %struct.S* %4, i32 0, i32 0, !dbg !52 122 %6 = load i32, i32* %5, align 4, !dbg !52 123 %7 = bitcast %union.pun* %3 to i32*, !dbg !53 124 store i32 %6, i32* %7, align 4, !dbg !54 125 %8 = bitcast %union.pun* %3 to float*, !dbg !55 126 %9 = load float, float* %8, align 4, !dbg !55 127 ret float %9, !dbg !56 128} 129 130attributes #0 = { noinline nounwind optnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 131attributes #1 = { nounwind readnone speculatable } 132 133!llvm.dbg.cu = !{!2} 134!llvm.module.flags = !{!26, !27, !28, !29} 135!llvm.ident = !{!30} 136 137!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 138!1 = distinct !DIGlobalVariable(name: "a", linkageName: "\01?a@@3UA@@A", scope: !2, file: !3, line: 21, type: !13, isLocal: false, isDefinition: true) 139!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 6.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) 140!3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvmbuild\5Cninja-release", checksumkind: CSK_MD5, checksum: "e894de94ed2e0d503ebb5dbcc550c544") 141!4 = !{} 142!5 = !{!0, !6} 143!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression()) 144!7 = distinct !DIGlobalVariable(name: "u", linkageName: "\01?u@@3UU@@A", scope: !2, file: !3, line: 24, type: !8, isLocal: false, isDefinition: true) 145!8 = !DIDerivedType(tag: DW_TAG_typedef, name: "U", file: !3, line: 23, baseType: !9) 146!9 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "U", file: !3, line: 23, size: 32, elements: !10, identifier: ".?AUU@@") 147!10 = !{!11} 148!11 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !9, file: !3, line: 23, baseType: !12, size: 32) 149!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 150!13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !3, line: 13, size: 64, elements: !14, identifier: ".?AUA@@") 151!14 = !{!15, !19, !20, !24, !25} 152!15 = !DIDerivedType(tag: DW_TAG_typedef, name: "C", scope: !13, file: !3, line: 15, baseType: !16) 153!16 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !3, line: 6, size: 32, elements: !17, identifier: ".?AUS@@") 154!17 = !{!18} 155!18 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !16, file: !3, line: 6, baseType: !12, size: 32) 156!19 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !13, file: !3, line: 16, baseType: !15, size: 32) 157!20 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", scope: !13, file: !3, line: 18, size: 32, elements: !21, identifier: ".?AUD@A@@") 158!21 = !{!22} 159!22 = !DIDerivedType(tag: DW_TAG_member, name: "X", scope: !20, file: !3, line: 18, baseType: !23, size: 32) 160!23 = !DIBasicType(name: "long int", size: 32, encoding: DW_ATE_signed) 161!24 = !DIDerivedType(tag: DW_TAG_typedef, name: "D", scope: !13, file: !3, line: 18, baseType: !20) 162!25 = !DIDerivedType(tag: DW_TAG_member, name: "d", scope: !13, file: !3, line: 19, baseType: !24, size: 32, offset: 32) 163!26 = !{i32 2, !"CodeView", i32 1} 164!27 = !{i32 2, !"Debug Info Version", i32 3} 165!28 = !{i32 1, !"wchar_size", i32 2} 166!29 = !{i32 7, !"PIC Level", i32 2} 167!30 = !{!"clang version 6.0.0 "} 168!31 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YAXXZ", scope: !3, file: !3, line: 1, type: !32, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4) 169!32 = !DISubroutineType(types: !33) 170!33 = !{null} 171!34 = !DILocalVariable(name: "f", scope: !31, file: !3, line: 3, type: !35) 172!35 = !DIDerivedType(tag: DW_TAG_typedef, name: "FOO", scope: !31, file: !3, line: 2, baseType: !12) 173!36 = !DILocation(line: 3, column: 7, scope: !31) 174!37 = !DILocation(line: 4, column: 1, scope: !31) 175!38 = distinct !DISubprogram(name: "g", linkageName: "\01?g@@YAMPEAUS@@@Z", scope: !3, file: !3, line: 7, type: !39, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4) 176!39 = !DISubroutineType(types: !40) 177!40 = !{!41, !42} 178!41 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float) 179!42 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !16, size: 64) 180!43 = !DILocalVariable(name: "s", arg: 1, scope: !38, file: !3, line: 7, type: !42) 181!44 = !DILocation(line: 7, column: 12, scope: !38) 182!45 = !DILocalVariable(name: "p", scope: !38, file: !3, line: 8, type: !46) 183!46 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "pun", scope: !38, file: !3, line: 8, size: 32, elements: !47) 184!47 = !{!48, !49} 185!48 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !46, file: !3, line: 8, baseType: !12, size: 32) 186!49 = !DIDerivedType(tag: DW_TAG_member, name: "f", scope: !46, file: !3, line: 8, baseType: !41, size: 32) 187!50 = !DILocation(line: 8, column: 33, scope: !38) 188!51 = !DILocation(line: 9, column: 9, scope: !38) 189!52 = !DILocation(line: 9, column: 12, scope: !38) 190!53 = !DILocation(line: 9, column: 5, scope: !38) 191!54 = !DILocation(line: 9, column: 7, scope: !38) 192!55 = !DILocation(line: 10, column: 12, scope: !38) 193!56 = !DILocation(line: 10, column: 3, scope: !38)