1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; This is mainly a crasher for the revert in r234717. A debug info intrinsic 3*9880d681SAndroid Build Coastguard Worker; that gets deleted can't have its bit piece expression verified after it's 4*9880d681SAndroid Build Coastguard Worker; deleted. 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-macosx10.8.0" 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Worker; CHECK: __Z3foov: 10*9880d681SAndroid Build Coastguard Worker; CHECK: retq 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Workerdefine void @_Z3foov() !dbg !12 { 13*9880d681SAndroid Build Coastguard Workerentry: 14*9880d681SAndroid Build Coastguard Worker br i1 undef, label %exit, label %bb 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Workerbb: ; preds = %entry 17*9880d681SAndroid Build Coastguard Worker call void @llvm.dbg.value(metadata i8* undef, i64 0, metadata !15, metadata !16), !dbg !17 18*9880d681SAndroid Build Coastguard Worker br label %exit 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Workerexit: ; preds = %bb, %entry 21*9880d681SAndroid Build Coastguard Worker ret void 22*9880d681SAndroid Build Coastguard Worker} 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.dbg.value(metadata, i64, metadata, metadata) 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Worker!llvm.module.flags = !{!0, !1} 27*9880d681SAndroid Build Coastguard Worker!llvm.dbg.cu = !{!2} 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker!0 = !{i32 2, !"Dwarf Version", i32 2} 30*9880d681SAndroid Build Coastguard Worker!1 = !{i32 2, !"Debug Info Version", i32 3} 31*9880d681SAndroid Build Coastguard Worker!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !5, globals: !4, imports: !4) 32*9880d681SAndroid Build Coastguard Worker!3 = !DIFile(filename: "foo.cpp", directory: "/path/to/dir") 33*9880d681SAndroid Build Coastguard Worker!4 = !{} 34*9880d681SAndroid Build Coastguard Worker!5 = !{!6} 35*9880d681SAndroid Build Coastguard Worker!6 = !DICompositeType(tag: DW_TAG_structure_type, name: "Class", size: 64, align: 64, elements: !7, identifier: "_ZT5Class") 36*9880d681SAndroid Build Coastguard Worker!7 = !{!8, !10} 37*9880d681SAndroid Build Coastguard Worker!8 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !6, baseType: !9, size: 32, align: 32) 38*9880d681SAndroid Build Coastguard Worker!9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 39*9880d681SAndroid Build Coastguard Worker!10 = !DIDerivedType(tag: DW_TAG_member, name: "b", scope: !6, baseType: !9, size: 32, align: 32) 40*9880d681SAndroid Build Coastguard Worker!12 = distinct !DISubprogram(name: "foo", scope: null, file: !3, type: !13, isLocal: false, isDefinition: true, isOptimized: false, unit: !2) 41*9880d681SAndroid Build Coastguard Worker!13 = !DISubroutineType(types: !14) 42*9880d681SAndroid Build Coastguard Worker!14 = !{null} 43*9880d681SAndroid Build Coastguard Worker!15 = !DILocalVariable(name: "v", scope: !12, type: !6) 44*9880d681SAndroid Build Coastguard Worker!16 = !DIExpression(DW_OP_bit_piece, 32, 32) 45*9880d681SAndroid Build Coastguard Worker!17 = !DILocation(line: 2755, column: 9, scope: !12) 46