; RUN: llc < %s -filetype=obj | llvm-readobj - -codeview | FileCheck %s source_filename = "test/DebugInfo/COFF/udts.ll" target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" target triple = "i686-pc-windows-msvc18.0.0" ; C++ source to regenerate: ; $ cat t.cpp ; void f() { ; typedef int FOO; ; FOO f; ; } ; ; struct S { int x; }; ; float g(S *s) { ; union pun { int x; float f; } p; ; p.x = s->x; ; return p.f; ; } ; typedef struct { int x; } U; ; U u; ; CHECK: ProcStart { ; CHECK: DisplayName: f ; CHECK: LinkageName: ?f@@YAXXZ ; CHECK: } ; CHECK: UDT { ; CHECK-NEXT: Type: int (0x74) ; CHECK-NEXT: UDTName: f::FOO ; CHECK-NEXT: } ; CHECK-NEXT: ProcEnd { ; CHECK-NEXT: } ; CHECK: ProcStart { ; CHECK: DisplayName: g ; CHECK: LinkageName: ?g@@YAMPEAUS@@@Z ; CHECK: } ; CHECK: UDT { ; CHECK-NEXT: Type: g::pun (0x{{[0-9A-F]+}}) ; CHECK-NEXT: UDTName: g::pun ; CHECK-NEXT: } ; CHECK-NEXT: ProcEnd { ; CHECK-NEXT: } ; CHECK: Subsection ; CHECK-NOT: ProcStart ; CHECK: UDT { ; CHECK-NEXT: Type: S (0x{{[0-9A-F]+}}) ; CHECK-NEXT: UDTName: S ; CHECK: UDT { ; CHECK-NEXT: Type: <unnamed-tag> (0x{{[0-9A-F]+}}) ; CHECK-NEXT: UDTName: U ; CHECK-NOT: UDT { %struct.U = type { i32 } %struct.S = type { i32 } %union.pun = type { i32 } @"\01?u@@3UU@@A" = global %struct.U zeroinitializer, align 4, !dbg !0 ; Function Attrs: nounwind uwtable define void @"\01?f@@YAXXZ"() #0 !dbg !15 { entry: %f = alloca i32, align 4 call void @llvm.dbg.declare(metadata i32* %f, metadata !18, metadata !20), !dbg !21 ret void, !dbg !22 } ; Function Attrs: nounwind readnone declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 ; Function Attrs: nounwind uwtable define float @"\01?g@@YAMPEAUS@@@Z"(%struct.S* %s) #0 !dbg !23 { entry: %s.addr = alloca %struct.S*, align 8 %p = alloca %union.pun, align 4 store %struct.S* %s, %struct.S** %s.addr, align 8 call void @llvm.dbg.declare(metadata %struct.S** %s.addr, metadata !31, metadata !20), !dbg !32 call void @llvm.dbg.declare(metadata %union.pun* %p, metadata !33, metadata !20), !dbg !38 %0 = load %struct.S*, %struct.S** %s.addr, align 8, !dbg !39 %x = getelementptr inbounds %struct.S, %struct.S* %0, i32 0, i32 0, !dbg !40 %1 = load i32, i32* %x, align 4, !dbg !40 %x1 = bitcast %union.pun* %p to i32*, !dbg !41 store i32 %1, i32* %x1, align 4, !dbg !42 %f = bitcast %union.pun* %p to float*, !dbg !43 %2 = load float, float* %f, align 4, !dbg !43 ret float %2, !dbg !44 } attributes #0 = { nounwind uwtable "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" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } attributes #1 = { nounwind readnone } !llvm.dbg.cu = !{!2} !llvm.module.flags = !{!11, !12, !13} !llvm.ident = !{!14} !0 = distinct !DIGlobalVariableExpression(var: !1) !1 = !DIGlobalVariable(name: "u", linkageName: "\01?u@@3UU@@A", scope: !2, file: !3, line: 13, type: !6, isLocal: false, isDefinition: true) !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 3.9.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) !3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild") !4 = !{} !5 = !{!0} !6 = !DIDerivedType(tag: DW_TAG_typedef, name: "U", file: !3, line: 12, baseType: !7) !7 = distinct !DICompositeType(tag: DW_TAG_structure_type, file: !3, line: 12, size: 32, align: 32, elements: !8, identifier: ".?AUU@@") !8 = !{!9} !9 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !7, file: !3, line: 12, baseType: !10, size: 32, align: 32) !10 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) !11 = !{i32 2, !"CodeView", i32 1} !12 = !{i32 2, !"Debug Info Version", i32 3} !13 = !{i32 1, !"PIC Level", i32 2} !14 = !{!"clang version 3.9.0 "} !15 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YAXXZ", scope: !3, file: !3, line: 1, type: !16, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !2, variables: !4) !16 = !DISubroutineType(types: !17) !17 = !{null} !18 = !DILocalVariable(name: "f", scope: !15, file: !3, line: 3, type: !19) !19 = !DIDerivedType(tag: DW_TAG_typedef, name: "FOO", scope: !15, file: !3, line: 2, baseType: !10) !20 = !DIExpression() !21 = !DILocation(line: 3, column: 7, scope: !15) !22 = !DILocation(line: 4, column: 1, scope: !15) !23 = distinct !DISubprogram(name: "g", linkageName: "\01?g@@YAMPEAUS@@@Z", scope: !3, file: !3, line: 7, type: !24, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !2, variables: !4) !24 = !DISubroutineType(types: !25) !25 = !{!26, !27} !26 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float) !27 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !28, size: 64, align: 64) !28 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !3, line: 6, size: 32, align: 32, elements: !29, identifier: ".?AUS@@") !29 = !{!30} !30 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !28, file: !3, line: 6, baseType: !10, size: 32, align: 32) !31 = !DILocalVariable(name: "s", arg: 1, scope: !23, file: !3, line: 7, type: !27) !32 = !DILocation(line: 7, column: 12, scope: !23) !33 = !DILocalVariable(name: "p", scope: !23, file: !3, line: 8, type: !34) !34 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "pun", scope: !23, file: !3, line: 8, size: 32, align: 32, elements: !35) !35 = !{!36, !37} !36 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !34, file: !3, line: 8, baseType: !10, size: 32, align: 32) !37 = !DIDerivedType(tag: DW_TAG_member, name: "f", scope: !34, file: !3, line: 8, baseType: !26, size: 32, align: 32) !38 = !DILocation(line: 8, column: 33, scope: !23) !39 = !DILocation(line: 9, column: 9, scope: !23) !40 = !DILocation(line: 9, column: 12, scope: !23) !41 = !DILocation(line: 9, column: 5, scope: !23) !42 = !DILocation(line: 9, column: 7, scope: !23) !43 = !DILocation(line: 10, column: 12, scope: !23) !44 = !DILocation(line: 10, column: 3, scope: !23)