1; RUN: llc -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s --implicit-check-not=DW_TAG 2 3; typedef struct __attribute__((aligned (128))) { 4; char c; 5; } S0; 6; 7; typedef struct { 8; __attribute__((aligned (64))) char c; 9; } S1; 10; 11; S0 s0; 12; 13; void f() { 14; S1 s1; 15; __attribute__((aligned (32))) int i; 16; } 17 18; CHECK: DW_TAG_compile_unit 19; CHECK: DW_TAG_variable 20; CHECK: DW_TAG_typedef 21; CHECK: DW_AT_name{{.*}}"S0" 22 23; CHECK: DW_TAG_structure_type 24; CHECK: DW_AT_alignment{{.*}}128 25; CHECK: DW_TAG_member 26; CHECK: DW_TAG_base_type 27 28; CHECK: DW_TAG_subprogram 29; CHECK: DW_TAG_variable 30; CHECK: DW_TAG_variable 31; CHECK: DW_AT_name{{.*}}"i" 32; CHECK: DW_AT_alignment{{.*}}32 33 34; CHECK: DW_TAG_typedef 35; CHECK: DW_AT_name{{.*}}"S1" 36; CHECK: DW_TAG_structure_type 37; CHECK: DW_TAG_member 38; CHECK: DW_AT_name{{.*}}"c" 39; CHECK: DW_AT_alignment{{.*}}64 40; CHECK: DW_TAG_base_type 41 42; ModuleID = 'test.m' 43source_filename = "test.m" 44target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 45target triple = "x86_64-unknown-linux-gnu" 46 47%struct.S0 = type { i8, [127 x i8] } 48%struct.S1 = type { i8, [63 x i8] } 49 50@s0 = common global %struct.S0 zeroinitializer, align 128, !dbg !0 51 52; Function Attrs: nounwind uwtable 53define void @f() #0 !dbg !14 { 54entry: 55 %s1 = alloca %struct.S1, align 64 56 %i = alloca i32, align 32 57 call void @llvm.dbg.declare(metadata ptr %s1, metadata !17, metadata !22), !dbg !23 58 call void @llvm.dbg.declare(metadata ptr %i, metadata !24, metadata !22), !dbg !26 59 ret void, !dbg !27 60} 61 62; Function Attrs: nounwind readnone 63declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 64 65attributes #0 = { nounwind uwtable } 66attributes #1 = { nounwind readnone } 67 68!llvm.dbg.cu = !{!2} 69!llvm.module.flags = !{!11, !12} 70!llvm.ident = !{!13} 71 72!0 = distinct !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 73!1 = !DIGlobalVariable(name: "s0", scope: !2, file: !3, line: 10, type: !6, isLocal: false, isDefinition: true) 74!2 = distinct !DICompileUnit(language: DW_LANG_ObjC, file: !3, producer: "clang version 4.0.0", isOptimized: false, runtimeVersion: 1, emissionKind: FullDebug, enums: !4, globals: !5) 75!3 = !DIFile(filename: "test.m", directory: "/tmp") 76!4 = !{} 77!5 = !{!0} 78!6 = !DIDerivedType(tag: DW_TAG_typedef, name: "S0", file: !3, line: 3, baseType: !7) 79!7 = distinct !DICompositeType(tag: DW_TAG_structure_type, file: !3, line: 1, size: 1024, align: 1024, elements: !8) 80!8 = !{!9} 81!9 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !7, file: !3, line: 2, baseType: !10, size: 8) 82!10 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 83!11 = !{i32 2, !"Dwarf Version", i32 4} 84!12 = !{i32 2, !"Debug Info Version", i32 3} 85!13 = !{!"clang version 4.0.0"} 86!14 = distinct !DISubprogram(name: "f", scope: !3, file: !3, line: 12, type: !15, isLocal: false, isDefinition: true, scopeLine: 12, isOptimized: false, unit: !2, retainedNodes: !4) 87!15 = !DISubroutineType(types: !16) 88!16 = !{null} 89!17 = !DILocalVariable(name: "s1", scope: !14, file: !3, line: 13, type: !18) 90!18 = !DIDerivedType(tag: DW_TAG_typedef, name: "S1", file: !3, line: 8, baseType: !19) 91!19 = distinct !DICompositeType(tag: DW_TAG_structure_type, file: !3, line: 6, size: 512, elements: !20) 92!20 = !{!21} 93!21 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !19, file: !3, line: 7, baseType: !10, size: 8, align: 512) 94!22 = !DIExpression() 95!23 = !DILocation(line: 13, column: 6, scope: !14) 96!24 = !DILocalVariable(name: "i", scope: !14, file: !3, line: 14, type: !25, align: 256) 97!25 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 98!26 = !DILocation(line: 14, column: 37, scope: !14) 99!27 = !DILocation(line: 15, column: 1, scope: !14) 100 101