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1; RUN: llc -mtriple x86_64-unknown-windows-msvc -filetype asm -o - %s | FileCheck %s2 3target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-windows-msvc"5 6define dllexport ptr @f() !dbg !6 {7entry:8 ret ptr null, !dbg !289}10 11!llvm.dbg.cu = !{!0}12!llvm.module.flags = !{!3, !4}13 14!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)15!1 = !DIFile(filename: "<stdin>", directory: "/Users/compnerd/Source/llvm", checksumkind: CSK_MD5, checksum: "2851eea4f12e754f1a68c47a7045406a")16!2 = !{}17!3 = !{i32 2, !"CodeView", i32 1}18!4 = !{i32 2, !"Debug Info Version", i32 3}19!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !7, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)20!7 = !DISubroutineType(types: !8)21!8 = !{!9}22!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)23!10 = !DICompositeType(tag: DW_TAG_structure_type, scope: !1, size: 256, flags: DIFlagAppleBlock, elements: !11)24!11 = !{!12, !14, !16, !17, !21}25!12 = !DIDerivedType(tag: DW_TAG_member, name: "__isa", scope: !1, file: !1, baseType: !13, size: 64)26!13 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)27!14 = !DIDerivedType(tag: DW_TAG_member, name: "__flags", scope: !1, file: !1, baseType: !15, size: 32, offset: 64)28!15 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)29!16 = !DIDerivedType(tag: DW_TAG_member, name: "__reserved", scope: !1, file: !1, baseType: !15, size: 32, offset: 96)30!17 = !DIDerivedType(tag: DW_TAG_member, name: "__FuncPtr", scope: !1, file: !1, baseType: !18, size: 64, offset: 128)31!18 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !19, size: 64)32!19 = !DISubroutineType(types: !20)33!20 = !{null}34!21 = !DIDerivedType(tag: DW_TAG_member, name: "__descriptor", scope: !1, baseType: !22, size: 64, align: 64, offset: 192)35!22 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !23, size: 64)36!23 = !DICompositeType(tag: DW_TAG_structure_type, name: "__block_descriptor", scope: !1, size: 64, flags: DIFlagAppleBlock, elements: !24)37!24 = !{!25, !27}38!25 = !DIDerivedType(tag: DW_TAG_member, name: "reserved", scope: !1, file: !1, baseType: !26, size: 32)39!26 = !DIBasicType(name: "long unsigned int", size: 32, encoding: DW_ATE_unsigned)40!27 = !DIDerivedType(tag: DW_TAG_member, name: "Size", scope: !1, file: !1, baseType: !26, size: 32, offset: 32)41!28 = !DILocation(line: 1, scope: !6)42 43; CHECK: # Struct (0x1003)44; CHECK: .short 0x2a # Record length45; CHECK: .short 0x1505 # Record kind: LF_STRUCTURE46; CHECK: .short 0x0 # MemberCount47; CHECK: .short 0x80 # Properties ( ForwardReference (0x80) )48; CHECK: .long 0x0 # FieldList49; CHECK: .long 0x0 # DerivedFrom50; CHECK: .long 0x0 # VShape51; CHECK: .short 0x0 # SizeOf52; CHECK: .asciz "__block_descriptor" # Name53; CHECK: .byte 24354; CHECK: .byte 24255; CHECK: .byte 24156