1; RUN: llc -mtriple x86_64-apple-darwin -filetype=obj -o %t.o < %s 2; RUN: llvm-dwarfdump %t.o | FileCheck %s 3; 4; Test that DW_AT_location is generated for a captured "self" inside a 5; block. 6; 7; This test is split into two parts, the frontend part can be found at 8; llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m 9; 10; CHECK: {{.*}}DW_AT_name{{.*}}_block_invoke{{.*}} 11; CHECK: DW_TAG_variable 12; CHECK-NOT: DW_TAG 13; CHECK: DW_AT_location 14; CHECK-NOT: DW_TAG 15; CHECK: DW_AT_name{{.*}}"self"{{.*}} 16; 17; CHECK: {{.*}}DW_AT_name{{.*}}_block_invoke{{.*}} 18; CHECK: DW_TAG_variable 19; CHECK-NOT: DW_TAG 20; CHECK: DW_AT_location 21; CHECK-NOT: DW_TAG 22; CHECK: DW_AT_name{{.*}}"self"{{.*}} 23; 24; Generated (and then reduced) from 25; ---------------------------------------------------------------------- 26; 27; @class T; 28; @interface S 29; @end 30; @interface Mode 31; -(int) count; 32; @end 33; @interface Context 34; @end 35; @interface ViewController 36; @property (nonatomic, readwrite, strong) Context *context; 37; @end 38; typedef enum { 39; Unknown = 0, 40; } State; 41; @interface Main : ViewController 42; { 43; T * t1; 44; T * t2; 45; } 46; @property(readwrite, nonatomic) State state; 47; @end 48; @implementation Main 49; - (id) initWithContext:(Context *) context 50; { 51; t1 = [self.context withBlock:^(id obj){ 52; id *mode1; 53; t2 = [mode1 withBlock:^(id object){ 54; Mode *mode2 = object; 55; if ([mode2 count] != 0) { 56; self.state = 0; 57; } 58; }]; 59; }]; 60; } 61; @end 62; ---------------------------------------------------------------------- 63; ModuleID = 'llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m' 64%0 = type opaque 65%struct.__block_descriptor = type { i64, i64 } 66declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 67define internal void @"__24-[Main initWithContext:]_block_invoke"(i8* %.block_descriptor, i8* %obj) #0 !dbg !38 { 68 %block = bitcast i8* %.block_descriptor to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !84 69 %block.captured-self = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i32 0, i32 5, !dbg !84 70 call void @llvm.dbg.declare(metadata <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, metadata !86, metadata !110), !dbg !87 71 ret void, !dbg !87 72} 73 74define internal void @"__24-[Main initWithContext:]_block_invoke_2"(i8* %.block_descriptor, i8* %object) #0 !dbg !42 { 75 %block = bitcast i8* %.block_descriptor to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !103 76 %block.captured-self = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, i32 0, i32 5, !dbg !103 77 call void @llvm.dbg.declare(metadata <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %block, metadata !105, metadata !109), !dbg !106 78 ret void, !dbg !106 79} 80 81!llvm.dbg.cu = !{!0} 82!llvm.module.flags = !{!108} 83!0 = distinct !DICompileUnit(language: DW_LANG_ObjC, producer: "clang version 3.3 ", isOptimized: false, runtimeVersion: 2, emissionKind: 0, file: !107, enums: !2, retainedTypes: !4, subprograms: !23, globals: !15, imports: !15) 84!1 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m", directory: "") 85!2 = !{!3} 86!3 = !DICompositeType(tag: DW_TAG_enumeration_type, line: 20, size: 32, align: 32, file: !107, elements: !4) 87!4 = !{} 88!15 = !{} 89!23 = !{!38, !42} 90!27 = !DIDerivedType(tag: DW_TAG_typedef, name: "id", line: 31, file: !107, baseType: !28) 91!28 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !29) 92!29 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_object", file: !107, elements: !30) 93!30 = !{!31} 94!31 = !DIDerivedType(tag: DW_TAG_member, name: "isa", size: 64, file: !107, scope: !29, baseType: !32) 95!32 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !33) 96!33 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_class", flags: DIFlagFwdDecl, file: !107) 97!34 = !DICompositeType(tag: DW_TAG_structure_type, name: "Main", line: 23, flags: DIFlagArtificial | DIFlagObjectPointer, runtimeLang: DW_LANG_ObjC, file: !107) 98!38 = distinct !DISubprogram(name: "__24-[Main initWithContext:]_block_invoke", line: 33, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 33, file: !1, scope: !1, type: !39, variables: !15) 99!39 = !DISubroutineType(types: !40) 100!40 = !{null, !41, !27} 101!41 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: null) 102!42 = distinct !DISubprogram(name: "__24-[Main initWithContext:]_block_invoke_2", line: 35, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 35, file: !1, scope: !1, type: !39, variables: !15) 103!84 = !DILocation(line: 33, scope: !38) 104!86 = !DILocalVariable(name: "self", line: 41, scope: !38, file: !1, type: !34) 105!87 = !DILocation(line: 41, scope: !38) 106!103 = !DILocation(line: 35, scope: !42) 107!105 = !DILocalVariable(name: "self", line: 40, scope: !42, file: !1, type: !34) 108!106 = !DILocation(line: 40, scope: !42) 109!107 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m", directory: "") 110!108 = !{i32 1, !"Debug Info Version", i32 3} 111!109 = !DIExpression(DW_OP_deref, DW_OP_plus, 32) 112!110 = !DIExpression(DW_OP_deref, DW_OP_plus, 32) 113