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 { 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* }>* %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 { 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* }>* %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 = !{!"0x11\0016\00clang version 3.3 \000\00\002\00\000", !107, !2, !4, !23, !15, !15} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m] [DW_LANG_ObjC] 84!1 = !{!"0x29", !107} ; [ DW_TAG_file_type ] 85!2 = !{!3} 86!3 = !{!"0x4\00\0020\0032\0032\000\000\000", !107, null, null, !4, null, null, null} ; [ DW_TAG_enumeration_type ] [line 20, size 32, align 32, offset 0] [def] [from ] 87!4 = !{} 88!15 = !{} 89!23 = !{!38, !42} 90!27 = !{!"0x16\00id\0031\000\000\000\000", !107, null, !28} ; [ DW_TAG_typedef ] [id] [line 31, size 0, align 0, offset 0] [from ] 91!28 = !{!"0xf\00\000\0064\0064\000\000", null, null, !29} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from objc_object] 92!29 = !{!"0x13\00objc_object\000\000\000\000\000\000", !107, null, null, !30, null, null, null} ; [ DW_TAG_structure_type ] [objc_object] [line 0, size 0, align 0, offset 0] [def] [from ] 93!30 = !{!31} 94!31 = !{!"0xd\00isa\000\0064\000\000\000", !107, !29, !32} ; [ DW_TAG_member ] [isa] [line 0, size 64, align 0, offset 0] [from ] 95!32 = !{!"0xf\00\000\0064\000\000\000", null, null, !33} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from objc_class] 96!33 = !{!"0x13\00objc_class\000\000\000\000\004\000", !107, null, null, null, null, null, null} ; [ DW_TAG_structure_type ] [objc_class] [line 0, size 0, align 0, offset 0] [decl] [from ] 97!34 = !{!"0x13\00Main\0023\000\000\000\001092\0016", !107, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [Main] [line 23, size 0, align 0, offset 0] [artificial] [decl] [from ] 98!38 = !{!"0x2e\00__24-[Main initWithContext:]_block_invoke\00__24-[Main initWithContext:]_block_invoke\00\0033\001\001\000\006\00256\000\0033", !1, !1, !39, null, void (i8*, i8*)* @"__24-[Main initWithContext:]_block_invoke", null, null, !15} ; [ DW_TAG_subprogram ] [line 33] [local] [def] [__24-[Main initWithContext:]_block_invoke] 99!39 = !{!"0x15\00\000\000\000\000\000\000", null, null, null, !40, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 100!40 = !{null, !41, !27} 101!41 = !{!"0xf\00\000\0064\0064\000\000", null, null, null} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ] 102!42 = !{!"0x2e\00__24-[Main initWithContext:]_block_invoke_2\00__24-[Main initWithContext:]_block_invoke_2\00\0035\001\001\000\006\00256\000\0035", !1, !1, !39, null, void (i8*, i8*)* @"__24-[Main initWithContext:]_block_invoke_2", null, null, !15} ; [ DW_TAG_subprogram ] [line 35] [local] [def] [__24-[Main initWithContext:]_block_invoke_2] 103!84 = !MDLocation(line: 33, scope: !38) 104!86 = !{!"0x100\00self\0041\000", !38, !1, !34} ; [ DW_TAG_auto_variable ] [self] [line 41] 105!87 = !MDLocation(line: 41, scope: !38) 106!103 = !MDLocation(line: 35, scope: !42) 107!105 = !{!"0x100\00self\0040\000", !42, !1, !34} ; [ DW_TAG_auto_variable ] [self] [line 40] 108!106 = !MDLocation(line: 40, scope: !42) 109!107 = !{!"llvm/tools/clang/test/CodeGenObjC/debug-info-block-captured-self.m", !""} 110!108 = !{i32 1, !"Debug Info Version", i32 2} 111!109 = !{!"0x102\0034\0032"} ; [ DW_TAG_expression ] [DW_OP_plus 32] 112!110 = !{!"0x102\0034\0032"} ; [ DW_TAG_expression ] [DW_OP_plus 32] 113