diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp index 1baf0a9214e00..12794d3346e3f 100644 --- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp +++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp @@ -1704,8 +1704,8 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata( } } - if (Record.size() > 25 && Record[25] != dwarf::DW_APPLE_ENUM_KIND_invalid) - EnumKind = Record[25]; + if (Record.size() > 24 && Record[24] != dwarf::DW_APPLE_ENUM_KIND_invalid) + EnumKind = Record[24]; DICompositeType *CT = nullptr; if (Identifier) diff --git a/llvm/test/Bitcode/DW_AT_APPLE_enum_kind.ll b/llvm/test/Bitcode/DW_AT_APPLE_enum_kind.ll new file mode 100644 index 0000000000000..f25b9f66ca8f2 --- /dev/null +++ b/llvm/test/Bitcode/DW_AT_APPLE_enum_kind.ll @@ -0,0 +1,42 @@ +; RUN: llvm-as < %s | llvm-dis | llvm-as | llvm-dis | FileCheck %s --check-prefix=CHECK-METADATA + +; C++ source to regenerate: +; enum __attribute__((enum_extensibility(open))) OpenEnum { +; oe1 +; } oe; +; +; enum __attribute__((enum_extensibility(closed))) ClosedEnum { +; ce1 +; } ce; +; +; $ clang++ -O0 -g debug-info-enum-kind.cpp -c + +; CHECK-METADATA: enumKind: DW_APPLE_ENUM_KIND_Open +; CHECK-METADATA: enumKind: DW_APPLE_ENUM_KIND_Closed + +source_filename = "enum.cpp" +target triple = "arm64-apple-macosx" + +@oe = global i32 0, align 4, !dbg !0 +@ce = global i32 0, align 4, !dbg !13 + +!llvm.dbg.cu = !{!2} +!llvm.module.flags = !{!15, !16} + +!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) +!1 = distinct !DIGlobalVariable(name: "oe", scope: !2, file: !3, line: 3, type: !5, isLocal: false, isDefinition: true) +!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 21.0.0git", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !12, splitDebugInlining: false, nameTableKind: Apple, sysroot: "/") +!3 = !DIFile(filename: "enum.cpp", directory: "/tmp") +!4 = !{!5, !9} +!5 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "OpenEnum", file: !3, line: 1, baseType: !6, size: 32, elements: !7, identifier: "_ZTS8OpenEnum", enumKind: DW_APPLE_ENUM_KIND_Open) +!6 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned) +!7 = !{!8} +!8 = !DIEnumerator(name: "oe1", value: 0, isUnsigned: true) +!9 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "ClosedEnum", file: !3, line: 5, baseType: !6, size: 32, elements: !10, identifier: "_ZTS10ClosedEnum", enumKind: DW_APPLE_ENUM_KIND_Closed) +!10 = !{!11} +!11 = !DIEnumerator(name: "ce1", value: 0, isUnsigned: true) +!12 = !{!0, !13} +!13 = !DIGlobalVariableExpression(var: !14, expr: !DIExpression()) +!14 = distinct !DIGlobalVariable(name: "ce", scope: !2, file: !3, line: 7, type: !9, isLocal: false, isDefinition: true) +!15 = !{i32 7, !"Dwarf Version", i32 5} +!16 = !{i32 2, !"Debug Info Version", i32 3}