1*9880d681SAndroid Build Coastguard Worker; RUN: llc -filetype=obj %s -o - | llvm-dwarfdump - | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; 3*9880d681SAndroid Build Coastguard Worker; Generated at -Os from: 4*9880d681SAndroid Build Coastguard Worker; void *foo(void *dst); 5*9880d681SAndroid Build Coastguard Worker; void start() { 6*9880d681SAndroid Build Coastguard Worker; unsigned size; 7*9880d681SAndroid Build Coastguard Worker; foo(&size); 8*9880d681SAndroid Build Coastguard Worker; if (size != 0) { // Work around a bug to preserve the dbg.value. 9*9880d681SAndroid Build Coastguard Worker; } 10*9880d681SAndroid Build Coastguard Worker; } 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Worker; ModuleID = 'test1.cpp' 13*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" 14*9880d681SAndroid Build Coastguard Workertarget triple = "arm64-apple-ios" 15*9880d681SAndroid Build Coastguard Worker 16*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind optsize 17*9880d681SAndroid Build Coastguard Workerdefine void @_Z5startv() #0 !dbg !4 { 18*9880d681SAndroid Build Coastguard Workerentry: 19*9880d681SAndroid Build Coastguard Worker %size = alloca i32, align 4 20*9880d681SAndroid Build Coastguard Worker %0 = bitcast i32* %size to i8*, !dbg !15 21*9880d681SAndroid Build Coastguard Worker %call = call i8* @_Z3fooPv(i8* %0) #3, !dbg !15 22*9880d681SAndroid Build Coastguard Worker call void @llvm.dbg.value(metadata i32* %size, i64 0, metadata !10, metadata !16), !dbg !17 23*9880d681SAndroid Build Coastguard Worker ; CHECK: .debug_info contents: 24*9880d681SAndroid Build Coastguard Worker ; CHECK: DW_TAG_variable 25*9880d681SAndroid Build Coastguard Worker ; CHECK-NEXT: DW_AT_location 26*9880d681SAndroid Build Coastguard Worker ; CHECK-NEXT: DW_AT_name {{.*}}"size" 27*9880d681SAndroid Build Coastguard Worker ; CHECK: .debug_loc contents: 28*9880d681SAndroid Build Coastguard Worker ; CHECK: Location description: 70 00 29*9880d681SAndroid Build Coastguard Worker ret void, !dbg !18 30*9880d681SAndroid Build Coastguard Worker} 31*9880d681SAndroid Build Coastguard Worker 32*9880d681SAndroid Build Coastguard Worker; Function Attrs: optsize 33*9880d681SAndroid Build Coastguard Workerdeclare i8* @_Z3fooPv(i8*) #1 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind readnone 36*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2 37*9880d681SAndroid Build Coastguard Worker 38*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind optsize } 39*9880d681SAndroid Build Coastguard Workerattributes #1 = { optsize } 40*9880d681SAndroid Build Coastguard Workerattributes #2 = { nounwind readnone } 41*9880d681SAndroid Build Coastguard Workerattributes #3 = { nounwind optsize } 42*9880d681SAndroid Build Coastguard Worker 43*9880d681SAndroid Build Coastguard Worker!llvm.dbg.cu = !{!0} 44*9880d681SAndroid Build Coastguard Worker!llvm.module.flags = !{!12, !13} 45*9880d681SAndroid Build Coastguard Worker!llvm.ident = !{!14} 46*9880d681SAndroid Build Coastguard Worker 47*9880d681SAndroid Build Coastguard Worker!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 (trunk 223149) (llvm/trunk 223115)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 48*9880d681SAndroid Build Coastguard Worker!1 = !DIFile(filename: "<stdin>", directory: "") 49*9880d681SAndroid Build Coastguard Worker!2 = !{} 50*9880d681SAndroid Build Coastguard Worker!4 = distinct !DISubprogram(name: "start", linkageName: "_Z5startv", line: 2, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 3, file: !5, scope: !6, type: !7, variables: !9) 51*9880d681SAndroid Build Coastguard Worker!5 = !DIFile(filename: "test1.c", directory: "") 52*9880d681SAndroid Build Coastguard Worker!6 = !DIFile(filename: "test1.c", directory: "") 53*9880d681SAndroid Build Coastguard Worker!7 = !DISubroutineType(types: !8) 54*9880d681SAndroid Build Coastguard Worker!8 = !{null} 55*9880d681SAndroid Build Coastguard Worker!9 = !{!10} 56*9880d681SAndroid Build Coastguard Worker!10 = !DILocalVariable(name: "size", line: 4, scope: !4, file: !6, type: !11) 57*9880d681SAndroid Build Coastguard Worker!11 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned) 58*9880d681SAndroid Build Coastguard Worker!12 = !{i32 2, !"Dwarf Version", i32 2} 59*9880d681SAndroid Build Coastguard Worker!13 = !{i32 2, !"Debug Info Version", i32 3} 60*9880d681SAndroid Build Coastguard Worker!14 = !{!"clang version 3.6.0 (trunk 223149) (llvm/trunk 223115)"} 61*9880d681SAndroid Build Coastguard Worker!15 = !DILocation(line: 5, column: 3, scope: !4) 62*9880d681SAndroid Build Coastguard Worker!16 = !DIExpression(DW_OP_deref) 63*9880d681SAndroid Build Coastguard Worker!17 = !DILocation(line: 4, column: 12, scope: !4) 64*9880d681SAndroid Build Coastguard Worker!18 = !DILocation(line: 8, column: 1, scope: !4) 65