78 lines · plain
1; RUN: %llc_dwarf -O0 -filetype=obj < %s > %t2; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s --check-prefix %if target-byteorder-big-endian %{ CHECK-BE %} %else %{ CHECK-LE %}3 4; Check for a variant part that has two members, one of which has a5; discriminant value.6 7; CHECK: DW_TAG_variant_part8; CHECK-NOT: TAG9; CHECK: DW_AT_discr [DW_FORM_ref4] (cu + {{0x[0-9a-fA-F]+}} => {[[OFFSET:0x[0-9a-fA-F]+]]})10; CHECK-NOT: TAG11; CHECK: [[OFFSET]]: DW_TAG_member12; CHECK: DW_AT_type13; CHECK: DW_AT_alignment14; CHECK: DW_AT_data_member_location [DW_FORM_data1] (0x00)15; CHECK: DW_AT_artificial [DW_FORM_flag_present] (true)16; CHECK: DW_TAG_variant17; CHECK: DW_TAG_member18; CHECK: DW_AT_type19; CHECK: DW_AT_alignment20; CHECK: DW_AT_data_member_location [DW_FORM_data1] (0x00)21; CHECK: DW_TAG_variant22; CHECK-LE: DW_AT_discr_value [DW_FORM_block1] (<0x10> 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 )23; CHECK-BE: DW_AT_discr_value [DW_FORM_block1] (<0x10> 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00 00 )24; CHECK: DW_TAG_member25; CHECK: DW_AT_type26; CHECK: DW_AT_alignment27; CHECK: DW_AT_data_member_location [DW_FORM_data1] (0x00)28 29%F = type { [0 x i8], ptr, [8 x i8] }30%"F::Nope" = type {}31 32define internal void @_ZN2e34main17h934ff72f9a38d4bbE() unnamed_addr #0 !dbg !5 {33start:34 %qq = alloca %F, align 835 call void @llvm.dbg.declare(metadata ptr %qq, metadata !10, metadata !28), !dbg !2936 store ptr null, ptr %qq, !dbg !2937 ret void, !dbg !3038}39 40; Function Attrs: nounwind readnone41declare void @llvm.dbg.declare(metadata, metadata, metadata) #042 43attributes #0 = { nounwind uwtable }44 45!llvm.module.flags = !{!0, !1}46!llvm.dbg.cu = !{!2}47 48!0 = !{i32 1, !"PIE Level", i32 2}49!1 = !{i32 2, !"Debug Info Version", i32 3}50!2 = distinct !DICompileUnit(language: DW_LANG_Rust, file: !3, producer: "clang LLVM (rustc version 1.24.0-dev)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4)51!3 = !DIFile(filename: "e3.rs", directory: "/home/tromey/Rust")52!4 = !{}53!5 = distinct !DISubprogram(name: "main", linkageName: "_ZN2e34mainE", scope: !6, file: !3, line: 2, type: !8, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagMainSubprogram, isOptimized: false, unit: !2, templateParams: !4, retainedNodes: !4)54!6 = !DINamespace(name: "e3", scope: null)55!7 = !DIFile(filename: "<unknown>", directory: "")56!8 = !DISubroutineType(types: !9)57!9 = !{null}58!10 = !DILocalVariable(name: "qq", scope: !11, file: !3, line: 3, type: !12, align: 8)59!11 = distinct !DILexicalBlock(scope: !5, file: !3, line: 3, column: 4)60!12 = !DICompositeType(tag: DW_TAG_structure_type, name: "F", scope: !6, file: !7, size: 128, align: 64, elements: !13, identifier: "7ce1efff6b82281ab9ceb730566e7e20")61!13 = !{!14}62!14 = !DICompositeType(tag: DW_TAG_variant_part, name: "", scope: !12, file: !7, size: 128, align: 64, elements: !16, identifier: "7ce1efff6b82281ab9ceb730566e7e20", discriminator: !15)63!15 = !DIDerivedType(tag: DW_TAG_member, scope: !14, file: !7, baseType: !27, size: 64, align: 64, flags: DIFlagArtificial)64!16 = !{!17, !24}65!17 = !DIDerivedType(tag: DW_TAG_member, scope: !14, file: !7, baseType: !18, size: 128, align: 64)66!18 = !DICompositeType(tag: DW_TAG_structure_type, name: "Yep", scope: !12, file: !7, size: 128, align: 64, elements: !19, identifier: "7ce1efff6b82281ab9ceb730566e7e20::Yep")67!19 = !{!20, !22}68!20 = !DIDerivedType(tag: DW_TAG_member, name: "__0", scope: !18, file: !7, baseType: !21, size: 8, align: 8, offset: 64)69!21 = !DIBasicType(name: "u8", size: 8, encoding: DW_ATE_unsigned)70!22 = !DIDerivedType(tag: DW_TAG_member, name: "__1", scope: !18, file: !7, baseType: !23, size: 64, align: 64)71!23 = !DIDerivedType(tag: DW_TAG_pointer_type, name: "&u8", baseType: !21, size: 64, align: 64)72!24 = !DIDerivedType(tag: DW_TAG_member, scope: !14, file: !7, baseType: !25, size: 128, align: 64, extraData: i128 18446744073709551616)73!25 = !DICompositeType(tag: DW_TAG_structure_type, name: "Nope", scope: !12, file: !7, size: 128, align: 64, elements: !4, identifier: "7ce1efff6b82281ab9ceb730566e7e20::Nope")74!27 = !DIBasicType(name: "u64", size: 64, encoding: DW_ATE_unsigned)75!28 = !DIExpression()76!29 = !DILocation(line: 3, scope: !11)77!30 = !DILocation(line: 4, scope: !5)78