1; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t 2; RUN: llvm-dwarfdump -v %t | FileCheck %s 3 4; IR generated from the following code compiled with clang -g: 5; enum e1 { I, J = 0xffffffffU, K = 0xf000000000000000ULL } a; 6; enum e2 { X }; 7; void func() { 8; int b = X; 9; } 10 11; These values were previously being truncated to -1 and 0 respectively. 12 13; CHECK: debug_info contents 14; CHECK: DW_TAG_enumeration_type 15; CHECK-NEXT: DW_AT_name{{.*}} = "e1" 16; CHECK-NOT: NULL 17; CHECK: DW_TAG_enumerator 18; CHECK-NOT: NULL 19; CHECK: DW_TAG_enumerator 20; CHECK-NEXT: DW_AT_name{{.*}} = "J" 21; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata] (4294967295) 22; CHECK-NOT: NULL 23; CHECK: DW_TAG_enumerator 24; CHECK-NEXT: DW_AT_name{{.*}} = "K" 25; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata] (-1152921504606846976) 26 27; Check that we retain enums that aren't referenced by any variables, etc 28; CHECK: DW_TAG_enumeration_type 29; CHECK-NEXT: DW_AT_name{{.*}} = "e2" 30; CHECK-NOT: NULL 31; CHECK: DW_TAG_enumerator 32; CHECK-NEXT: DW_AT_name{{.*}} = "X" 33 34source_filename = "test/DebugInfo/Generic/enum.ll" 35 36@a = global i64 0, align 8, !dbg !0 37 38; Function Attrs: nounwind uwtable 39define void @_Z4funcv() #0 !dbg !17 { 40entry: 41 %b = alloca i32, align 4 42 call void @llvm.dbg.declare(metadata i32* %b, metadata !20, metadata !22), !dbg !23 43 store i32 0, i32* %b, align 4, !dbg !23 44 ret void, !dbg !24 45} 46 47; Function Attrs: nounwind readnone 48declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 49 50attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" } 51attributes #1 = { nounwind readnone } 52 53!llvm.dbg.cu = !{!8} 54!llvm.module.flags = !{!15, !16} 55 56!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 57!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true) 58!2 = !DIFile(filename: "enum.cpp", directory: "/tmp") 59!3 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "e1", file: !2, line: 1, size: 64, align: 64, elements: !4) 60!4 = !{!5, !6, !7} 61!5 = !DIEnumerator(name: "I", value: 0) 62!6 = !DIEnumerator(name: "J", value: 4294967295) ; [ DW_TAG_enumerator ] [I :: 0] 63!7 = !DIEnumerator(name: "K", value: -1152921504606846976) ; [ DW_TAG_enumerator ] [J :: 4294967295] 64!8 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.4 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !9, retainedTypes: !13, globals: !14, imports: !13) ; [ DW_TAG_enumerator ] [K :: 17293822569102704640] 65!9 = !{!3, !10} 66!10 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "e2", file: !2, line: 2, size: 32, align: 32, elements: !11) 67!11 = !{!12} 68!12 = !DIEnumerator(name: "X", value: 0) ; [ DW_TAG_enumerator ] [X :: 0] 69!13 = !{} 70!14 = !{!0} 71!15 = !{i32 2, !"Dwarf Version", i32 3} 72!16 = !{i32 1, !"Debug Info Version", i32 3} 73!17 = distinct !DISubprogram(name: "func", linkageName: "_Z4funcv", scope: !2, file: !2, line: 3, type: !18, isLocal: false, isDefinition: true, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !8, retainedNodes: !13) 74!18 = !DISubroutineType(types: !19) 75!19 = !{null} 76!20 = !DILocalVariable(name: "b", scope: !17, file: !2, line: 4, type: !21) 77!21 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 78!22 = !DIExpression() 79!23 = !DILocation(line: 4, scope: !17) 80!24 = !DILocation(line: 5, scope: !17) 81 82