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1; RUN: llc -mtriple x86_64-apple-darwin -filetype=obj -o %t.o < %s
2; RUN: llvm-dwarfdump -debug-dump=info %t.o | FileCheck %s
3
4; Generated from llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m
5; rdar://problem/9279956
6; test that the DW_AT_location of self is at ( fbreg +{{[0-9]+}}, deref, +{{[0-9]+}} )
7
8; CHECK: [[A:.*]]:   DW_TAG_structure_type
9; CHECK-NEXT: DW_AT_APPLE_objc_complete_type
10; CHECK-NEXT: DW_AT_name{{.*}}"A"
11
12; CHECK: DW_TAG_subprogram
13; CHECK: DW_TAG_subprogram
14; CHECK: DW_TAG_subprogram
15; CHECK-NOT: DW_TAG
16; CHECK: DW_AT_object_pointer
17; CHECK-NOT: DW_TAG
18; CHECK: DW_AT_name{{.*}}_block_invoke
19
20; CHECK-NOT: {{DW_TAG|NULL}}
21; CHECK: DW_TAG_formal_parameter
22; CHECK-NOT: DW_TAG
23; CHECK: DW_AT_location
24; CHECK-NOT: DW_TAG
25; CHECK: DW_AT_name{{.*}}.block_descriptor
26
27; CHECK-NOT: {{DW_TAG|NULL}}
28; CHECK: DW_TAG_variable
29; CHECK-NOT: DW_TAG
30; 0x06 = DW_OP_deref
31; 0x23 = DW_OP_uconst
32; 0x91 = DW_OP_fbreg
33; CHECK: DW_AT_location{{.*}}91 {{[0-9]+}} 06 23 {{[0-9]+}} )
34; CHECK-NOT: DW_TAG
35; CHECK: DW_AT_name{{.*}}"self"
36; CHECK-NOT: DW_TAG
37; CHECK: DW_AT_type{{.*}}{[[APTR:.*]]}
38; CHECK-NOT: DW_TAG
39; CHECK: DW_AT_artificial
40
41; CHECK: [[APTR]]:   DW_TAG_pointer_type
42; CHECK-NEXT: {[[A]]}
43
44
45; ModuleID = 'llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m'
46target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
47target triple = "x86_64-apple-darwin"
48
49%0 = type opaque
50%1 = type opaque
51%struct._class_t = type { %struct._class_t*, %struct._class_t*, %struct._objc_cache*, i8* (i8*, i8*)**, %struct._class_ro_t* }
52%struct._objc_cache = type opaque
53%struct._class_ro_t = type { i32, i32, i32, i8*, i8*, %struct.__method_list_t*, %struct._objc_protocol_list*, %struct._ivar_list_t*, i8*, %struct._prop_list_t* }
54%struct.__method_list_t = type { i32, i32, [0 x %struct._objc_method] }
55%struct._objc_method = type { i8*, i8*, i8* }
56%struct._objc_protocol_list = type { i64, [0 x %struct._protocol_t*] }
57%struct._protocol_t = type { i8*, i8*, %struct._objc_protocol_list*, %struct.__method_list_t*, %struct.__method_list_t*, %struct.__method_list_t*, %struct.__method_list_t*, %struct._prop_list_t*, i32, i32, i8** }
58%struct._prop_list_t = type { i32, i32, [0 x %struct._prop_t] }
59%struct._prop_t = type { i8*, i8* }
60%struct._ivar_list_t = type { i32, i32, [0 x %struct._ivar_t] }
61%struct._ivar_t = type { i64*, i8*, i8*, i32, i32 }
62%struct._message_ref_t = type { i8*, i8* }
63%struct._objc_super = type { i8*, i8* }
64%struct.__block_descriptor = type { i64, i64 }
65%struct.__block_literal_generic = type { i8*, i32, i32, i8*, %struct.__block_descriptor* }
66
67@"OBJC_CLASS_$_A" = global %struct._class_t { %struct._class_t* @"OBJC_METACLASS_$_A", %struct._class_t* @"OBJC_CLASS_$_NSObject", %struct._objc_cache* @_objc_empty_cache, i8* (i8*, i8*)** @_objc_empty_vtable, %struct._class_ro_t* @"\01l_OBJC_CLASS_RO_$_A" }, section "__DATA, __objc_data", align 8
68@"\01L_OBJC_CLASSLIST_SUP_REFS_$_" = internal global %struct._class_t* @"OBJC_CLASS_$_A", section "__DATA, __objc_superrefs, regular, no_dead_strip", align 8
69@"\01L_OBJC_METH_VAR_NAME_" = internal global [5 x i8] c"init\00", section "__TEXT,__objc_methname,cstring_literals", align 1
70@"\01L_OBJC_SELECTOR_REFERENCES_" = internal externally_initialized global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @"\01L_OBJC_METH_VAR_NAME_", i32 0, i32 0), section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip"
71@"OBJC_CLASS_$_NSMutableDictionary" = external global %struct._class_t
72@"\01L_OBJC_CLASSLIST_REFERENCES_$_" = internal global %struct._class_t* @"OBJC_CLASS_$_NSMutableDictionary", section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
73@"\01L_OBJC_METH_VAR_NAME_1" = internal global [6 x i8] c"alloc\00", section "__TEXT,__objc_methname,cstring_literals", align 1
74@"\01l_objc_msgSend_fixup_alloc" = weak hidden global { i8* (i8*, %struct._message_ref_t*, ...)*, i8* } { i8* (i8*, %struct._message_ref_t*, ...)* @objc_msgSend_fixup, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"\01L_OBJC_METH_VAR_NAME_1", i32 0, i32 0) }, section "__DATA, __objc_msgrefs, coalesced", align 16
75@"\01L_OBJC_METH_VAR_NAME_2" = internal global [6 x i8] c"count\00", section "__TEXT,__objc_methname,cstring_literals", align 1
76@"\01l_objc_msgSend_fixup_count" = weak hidden global { i8* (i8*, %struct._message_ref_t*, ...)*, i8* } { i8* (i8*, %struct._message_ref_t*, ...)* @objc_msgSend_fixup, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"\01L_OBJC_METH_VAR_NAME_2", i32 0, i32 0) }, section "__DATA, __objc_msgrefs, coalesced", align 16
77@"OBJC_IVAR_$_A.ivar" = global i64 0, section "__DATA, __objc_ivar", align 8
78@_NSConcreteStackBlock = external global i8*
79@.str = private unnamed_addr constant [6 x i8] c"v8@?0\00", align 1
80@__block_descriptor_tmp = internal constant { i64, i64, i8*, i8*, i8*, i64 } { i64 0, i64 40, i8* bitcast (void (i8*, i8*)* @__copy_helper_block_ to i8*), i8* bitcast (void (i8*)* @__destroy_helper_block_ to i8*), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i32 0, i32 0), i64 256 }
81@_objc_empty_cache = external global %struct._objc_cache
82@_objc_empty_vtable = external global i8* (i8*, i8*)*
83@"OBJC_METACLASS_$_NSObject" = external global %struct._class_t
84@"\01L_OBJC_CLASS_NAME_" = internal global [2 x i8] c"A\00", section "__TEXT,__objc_classname,cstring_literals", align 1
85@"\01l_OBJC_METACLASS_RO_$_A" = internal global %struct._class_ro_t { i32 1, i32 40, i32 40, i8* null, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @"\01L_OBJC_CLASS_NAME_", i32 0, i32 0), %struct.__method_list_t* null, %struct._objc_protocol_list* null, %struct._ivar_list_t* null, i8* null, %struct._prop_list_t* null }, section "__DATA, __objc_const", align 8
86@"OBJC_METACLASS_$_A" = global %struct._class_t { %struct._class_t* @"OBJC_METACLASS_$_NSObject", %struct._class_t* @"OBJC_METACLASS_$_NSObject", %struct._objc_cache* @_objc_empty_cache, i8* (i8*, i8*)** @_objc_empty_vtable, %struct._class_ro_t* @"\01l_OBJC_METACLASS_RO_$_A" }, section "__DATA, __objc_data", align 8
87@"OBJC_CLASS_$_NSObject" = external global %struct._class_t
88@"\01L_OBJC_METH_VAR_TYPE_" = internal global [8 x i8] c"@16@0:8\00", section "__TEXT,__objc_methtype,cstring_literals", align 1
89@"\01l_OBJC_$_INSTANCE_METHODS_A" = internal global { i32, i32, [1 x %struct._objc_method] } { i32 24, i32 1, [1 x %struct._objc_method] [%struct._objc_method { i8* getelementptr inbounds ([5 x i8], [5 x i8]* @"\01L_OBJC_METH_VAR_NAME_", i32 0, i32 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @"\01L_OBJC_METH_VAR_TYPE_", i32 0, i32 0), i8* bitcast (i8* (%0*, i8*)* @"\01-[A init]" to i8*) }] }, section "__DATA, __objc_const", align 8
90@"\01L_OBJC_METH_VAR_NAME_3" = internal global [5 x i8] c"ivar\00", section "__TEXT,__objc_methname,cstring_literals", align 1
91@"\01L_OBJC_METH_VAR_TYPE_4" = internal global [2 x i8] c"i\00", section "__TEXT,__objc_methtype,cstring_literals", align 1
92@"\01l_OBJC_$_INSTANCE_VARIABLES_A" = internal global { i32, i32, [1 x %struct._ivar_t] } { i32 32, i32 1, [1 x %struct._ivar_t] [%struct._ivar_t { i64* @"OBJC_IVAR_$_A.ivar", i8* getelementptr inbounds ([5 x i8], [5 x i8]* @"\01L_OBJC_METH_VAR_NAME_3", i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @"\01L_OBJC_METH_VAR_TYPE_4", i32 0, i32 0), i32 2, i32 4 }] }, section "__DATA, __objc_const", align 8
93@"\01l_OBJC_CLASS_RO_$_A" = internal global %struct._class_ro_t { i32 0, i32 0, i32 4, i8* null, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @"\01L_OBJC_CLASS_NAME_", i32 0, i32 0), %struct.__method_list_t* bitcast ({ i32, i32, [1 x %struct._objc_method] }* @"\01l_OBJC_$_INSTANCE_METHODS_A" to %struct.__method_list_t*), %struct._objc_protocol_list* null, %struct._ivar_list_t* bitcast ({ i32, i32, [1 x %struct._ivar_t] }* @"\01l_OBJC_$_INSTANCE_VARIABLES_A" to %struct._ivar_list_t*), i8* null, %struct._prop_list_t* null }, section "__DATA, __objc_const", align 8
94@"\01L_OBJC_CLASSLIST_REFERENCES_$_5" = internal global %struct._class_t* @"OBJC_CLASS_$_A", section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
95@"\01L_OBJC_LABEL_CLASS_$" = internal global [1 x i8*] [i8* bitcast (%struct._class_t* @"OBJC_CLASS_$_A" to i8*)], section "__DATA, __objc_classlist, regular, no_dead_strip", align 8
96@llvm.used = appending global [14 x i8*] [i8* bitcast (%struct._class_t** @"\01L_OBJC_CLASSLIST_SUP_REFS_$_" to i8*), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @"\01L_OBJC_METH_VAR_NAME_", i32 0, i32 0), i8* bitcast (i8** @"\01L_OBJC_SELECTOR_REFERENCES_" to i8*), i8* bitcast (%struct._class_t** @"\01L_OBJC_CLASSLIST_REFERENCES_$_" to i8*), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"\01L_OBJC_METH_VAR_NAME_1", i32 0, i32 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @"\01L_OBJC_METH_VAR_NAME_2", i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @"\01L_OBJC_CLASS_NAME_", i32 0, i32 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @"\01L_OBJC_METH_VAR_TYPE_", i32 0, i32 0), i8* bitcast ({ i32, i32, [1 x %struct._objc_method] }* @"\01l_OBJC_$_INSTANCE_METHODS_A" to i8*), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @"\01L_OBJC_METH_VAR_NAME_3", i32 0, i32 0), i8* getelementptr inbounds ([2 x i8], [2 x i8]* @"\01L_OBJC_METH_VAR_TYPE_4", i32 0, i32 0), i8* bitcast ({ i32, i32, [1 x %struct._ivar_t] }* @"\01l_OBJC_$_INSTANCE_VARIABLES_A" to i8*), i8* bitcast (%struct._class_t** @"\01L_OBJC_CLASSLIST_REFERENCES_$_5" to i8*), i8* bitcast ([1 x i8*]* @"\01L_OBJC_LABEL_CLASS_$" to i8*)], section "llvm.metadata"
97
98define internal i8* @"\01-[A init]"(%0* %self, i8* %_cmd) #0 !dbg !13 {
99  %1 = alloca %0*, align 8
100  %2 = alloca i8*, align 8
101  %3 = alloca %struct._objc_super
102  %4 = alloca <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, align 8
103  store %0* %self, %0** %1, align 8
104  call void @llvm.dbg.declare(metadata %0** %1, metadata !60, metadata !DIExpression()), !dbg !62
105  store i8* %_cmd, i8** %2, align 8
106  call void @llvm.dbg.declare(metadata i8** %2, metadata !63, metadata !DIExpression()), !dbg !62
107  %5 = load %0*, %0** %1, !dbg !65
108  %6 = bitcast %0* %5 to i8*, !dbg !65
109  %7 = getelementptr inbounds %struct._objc_super, %struct._objc_super* %3, i32 0, i32 0, !dbg !65
110  store i8* %6, i8** %7, !dbg !65
111  %8 = load %struct._class_t*, %struct._class_t** @"\01L_OBJC_CLASSLIST_SUP_REFS_$_", !dbg !65
112  %9 = bitcast %struct._class_t* %8 to i8*, !dbg !65
113  %10 = getelementptr inbounds %struct._objc_super, %struct._objc_super* %3, i32 0, i32 1, !dbg !65
114  store i8* %9, i8** %10, !dbg !65
115  %11 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_", !dbg !65, !invariant.load !67
116  %12 = call i8* bitcast (i8* (%struct._objc_super*, i8*, ...)* @objc_msgSendSuper2 to i8* (%struct._objc_super*, i8*)*)(%struct._objc_super* %3, i8* %11), !dbg !65
117  %13 = bitcast i8* %12 to %0*, !dbg !65
118  store %0* %13, %0** %1, align 8, !dbg !65
119  %14 = icmp ne %0* %13, null, !dbg !65
120  br i1 %14, label %15, label %24, !dbg !65
121
122; <label>:15                                      ; preds = %0
123  %16 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 0, !dbg !68
124  store i8* bitcast (i8** @_NSConcreteStackBlock to i8*), i8** %16, !dbg !68
125  %17 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 1, !dbg !68
126  store i32 -1040187392, i32* %17, !dbg !68
127  %18 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 2, !dbg !68
128  store i32 0, i32* %18, !dbg !68
129  %19 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 3, !dbg !68
130  store i8* bitcast (void (i8*)* @"__9-[A init]_block_invoke" to i8*), i8** %19, !dbg !68
131  %20 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 4, !dbg !68
132  store %struct.__block_descriptor* bitcast ({ i64, i64, i8*, i8*, i8*, i64 }* @__block_descriptor_tmp to %struct.__block_descriptor*), %struct.__block_descriptor** %20, !dbg !68
133  %21 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 5, !dbg !68
134  %22 = load %0*, %0** %1, align 8, !dbg !68
135  store %0* %22, %0** %21, align 8, !dbg !68
136  %23 = bitcast <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4 to void ()*, !dbg !68
137  call void @run(void ()* %23), !dbg !68
138  br label %24, !dbg !70
139
140; <label>:24                                      ; preds = %15, %0
141  %25 = load %0*, %0** %1, align 8, !dbg !71
142  %26 = bitcast %0* %25 to i8*, !dbg !71
143  ret i8* %26, !dbg !71
144}
145
146declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
147
148declare i8* @objc_msgSendSuper2(%struct._objc_super*, i8*, ...)
149
150define internal void @run(void ()* %block) #0 !dbg !39 {
151  %1 = alloca void ()*, align 8
152  store void ()* %block, void ()** %1, align 8
153  call void @llvm.dbg.declare(metadata void ()** %1, metadata !72, metadata !DIExpression()), !dbg !73
154  %2 = load void ()*, void ()** %1, align 8, !dbg !74
155  %3 = bitcast void ()* %2 to %struct.__block_literal_generic*, !dbg !74
156  %4 = getelementptr inbounds %struct.__block_literal_generic, %struct.__block_literal_generic* %3, i32 0, i32 3, !dbg !74
157  %5 = bitcast %struct.__block_literal_generic* %3 to i8*, !dbg !74
158  %6 = load i8*, i8** %4, !dbg !74
159  %7 = bitcast i8* %6 to void (i8*)*, !dbg !74
160  call void %7(i8* %5), !dbg !74
161  ret void, !dbg !75
162}
163
164define internal void @"__9-[A init]_block_invoke"(i8* %.block_descriptor) #0 !dbg !27 {
165  %1 = alloca i8*, align 8
166  %2 = alloca <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, align 8
167  %d = alloca %1*, align 8
168  store i8* %.block_descriptor, i8** %1, align 8
169  %3 = load i8*, i8** %1
170  call void @llvm.dbg.value(metadata i8* %3, i64 0, metadata !76, metadata !DIExpression()), !dbg !88
171  call void @llvm.dbg.declare(metadata i8* %.block_descriptor, metadata !76, metadata !DIExpression()), !dbg !88
172  %4 = bitcast i8* %.block_descriptor to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !88
173  store <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>** %2, align 8, !dbg !88
174  %5 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 5, !dbg !88
175  call void @llvm.dbg.declare(metadata <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>** %2, metadata !89, metadata !111), !dbg !90
176  call void @llvm.dbg.declare(metadata %1** %d, metadata !91, metadata !DIExpression()), !dbg !100
177  %6 = load %struct._class_t*, %struct._class_t** @"\01L_OBJC_CLASSLIST_REFERENCES_$_", !dbg !100
178  %7 = bitcast %struct._class_t* %6 to i8*, !dbg !100
179  %8 = load i8*, i8** getelementptr inbounds (%struct._message_ref_t, %struct._message_ref_t* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to %struct._message_ref_t*), i32 0, i32 0), !dbg !100
180  %9 = bitcast i8* %8 to i8* (i8*, i8*)*, !dbg !100
181  %10 = call i8* %9(i8* %7, i8* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to i8*)), !dbg !100
182  %11 = bitcast i8* %10 to %1*, !dbg !100
183  %12 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_", !dbg !100, !invariant.load !67
184  %13 = bitcast %1* %11 to i8*, !dbg !100
185  %14 = call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %13, i8* %12), !dbg !100
186  %15 = bitcast i8* %14 to %1*, !dbg !100
187  store %1* %15, %1** %d, align 8, !dbg !100
188  %16 = load %1*, %1** %d, align 8, !dbg !101
189  %17 = bitcast %1* %16 to i8*, !dbg !101
190  %18 = load i8*, i8** getelementptr inbounds (%struct._message_ref_t, %struct._message_ref_t* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_count" to %struct._message_ref_t*), i32 0, i32 0), !dbg !101
191  %19 = bitcast i8* %18 to i32 (i8*, i8*)*, !dbg !101
192  %20 = call i32 %19(i8* %17, i8* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_count" to i8*)), !dbg !101
193  %21 = add nsw i32 42, %20, !dbg !101
194  %22 = load %0*, %0** %5, align 8, !dbg !101
195  %23 = load i64, i64* @"OBJC_IVAR_$_A.ivar", !dbg !101, !invariant.load !67
196  %24 = bitcast %0* %22 to i8*, !dbg !101
197  %25 = getelementptr inbounds i8, i8* %24, i64 %23, !dbg !101
198  %26 = bitcast i8* %25 to i32*, !dbg !101
199  store i32 %21, i32* %26, align 4, !dbg !101
200  ret void, !dbg !90
201}
202
203declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
204
205declare i8* @objc_msgSend_fixup(i8*, %struct._message_ref_t*, ...)
206
207declare i8* @objc_msgSend(i8*, i8*, ...) #2
208
209define internal void @__copy_helper_block_(i8*, i8*) !dbg !31 {
210  %3 = alloca i8*, align 8
211  %4 = alloca i8*, align 8
212  store i8* %0, i8** %3, align 8
213  call void @llvm.dbg.declare(metadata i8** %3, metadata !102, metadata !DIExpression()), !dbg !103
214  store i8* %1, i8** %4, align 8
215  call void @llvm.dbg.declare(metadata i8** %4, metadata !104, metadata !DIExpression()), !dbg !103
216  %5 = load i8*, i8** %4, !dbg !103
217  %6 = bitcast i8* %5 to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !103
218  %7 = load i8*, i8** %3, !dbg !103
219  %8 = bitcast i8* %7 to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !103
220  %9 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %6, i32 0, i32 5, !dbg !103
221  %10 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %8, i32 0, i32 5, !dbg !103
222  %11 = load %0*, %0** %9, !dbg !103
223  %12 = bitcast %0* %11 to i8*, !dbg !103
224  %13 = bitcast %0** %10 to i8*, !dbg !103
225  call void @_Block_object_assign(i8* %13, i8* %12, i32 3) #3, !dbg !103
226  ret void, !dbg !103
227}
228
229declare void @_Block_object_assign(i8*, i8*, i32)
230
231define internal void @__destroy_helper_block_(i8*) !dbg !35 {
232  %2 = alloca i8*, align 8
233  store i8* %0, i8** %2, align 8
234  call void @llvm.dbg.declare(metadata i8** %2, metadata !105, metadata !DIExpression()), !dbg !106
235  %3 = load i8*, i8** %2, !dbg !106
236  %4 = bitcast i8* %3 to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !106
237  %5 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %4, i32 0, i32 5, !dbg !106
238  %6 = load %0*, %0** %5, !dbg !106
239  %7 = bitcast %0* %6 to i8*, !dbg !106
240  call void @_Block_object_dispose(i8* %7, i32 3) #3, !dbg !106
241  ret void, !dbg !106
242}
243
244declare void @_Block_object_dispose(i8*, i32)
245
246define i32 @main() #0 !dbg !36 {
247  %1 = alloca i32, align 4
248  %a = alloca %0*, align 8
249  store i32 0, i32* %1
250  call void @llvm.dbg.declare(metadata %0** %a, metadata !107, metadata !DIExpression()), !dbg !108
251  %2 = load %struct._class_t*, %struct._class_t** @"\01L_OBJC_CLASSLIST_REFERENCES_$_5", !dbg !108
252  %3 = bitcast %struct._class_t* %2 to i8*, !dbg !108
253  %4 = load i8*, i8** getelementptr inbounds (%struct._message_ref_t, %struct._message_ref_t* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to %struct._message_ref_t*), i32 0, i32 0), !dbg !108
254  %5 = bitcast i8* %4 to i8* (i8*, i8*)*, !dbg !108
255  %6 = call i8* %5(i8* %3, i8* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to i8*)), !dbg !108
256  %7 = bitcast i8* %6 to %0*, !dbg !108
257  %8 = load i8*, i8** @"\01L_OBJC_SELECTOR_REFERENCES_", !dbg !108, !invariant.load !67
258  %9 = bitcast %0* %7 to i8*, !dbg !108
259  %10 = call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %9, i8* %8), !dbg !108
260  %11 = bitcast i8* %10 to %0*, !dbg !108
261  store %0* %11, %0** %a, align 8, !dbg !108
262  ret i32 0, !dbg !109
263}
264
265attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
266attributes #1 = { nounwind readnone }
267attributes #2 = { nonlazybind }
268attributes #3 = { nounwind }
269
270!llvm.dbg.cu = !{!0}
271!llvm.module.flags = !{!56, !57, !58, !59, !110}
272
273!0 = distinct !DICompileUnit(language: DW_LANG_ObjC, producer: "clang version 3.3 ", isOptimized: false, runtimeVersion: 2, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !12, globals: !2, imports:  !2)
274!1 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/<unknown>", directory: "llvm/_build.ninja.Debug")
275!2 = !{}
276!3 = !{!4}
277!4 = !DICompositeType(tag: DW_TAG_structure_type, name: "A", line: 33, size: 32, align: 32, flags: DIFlagObjcClassComplete, runtimeLang: DW_LANG_ObjC, file: !5, scope: !6, elements: !7)
278!5 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m", directory: "llvm/_build.ninja.Debug")
279!6 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m", directory: "llvm/_build.ninja.Debug")
280!7 = !{!8, !10}
281!8 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !4, baseType: !9)
282!9 = !DICompositeType(tag: DW_TAG_structure_type, name: "NSObject", line: 21, align: 8, runtimeLang: DW_LANG_ObjC, file: !5, scope: !6, elements: !2)
283!10 = !DIDerivedType(tag: DW_TAG_member, name: "ivar", line: 35, size: 32, align: 32, file: !5, scope: !6, baseType: !11)
284!11 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
285!12 = !{!13, !27, !31, !35, !36, !39}
286!13 = distinct !DISubprogram(name: "-[A init]", line: 46, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 46, file: !5, scope: !6, type: !14, variables: !2)
287!14 = !DISubroutineType(types: !15)
288!15 = !{!16, !23, !24}
289!16 = !DIDerivedType(tag: DW_TAG_typedef, name: "id", line: 46, file: !5, baseType: !17)
290!17 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !18)
291!18 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_object", file: !1, elements: !19)
292!19 = !{!20}
293!20 = !DIDerivedType(tag: DW_TAG_member, name: "isa", size: 64, file: !1, scope: !18, baseType: !21)
294!21 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !22)
295!22 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_class", flags: DIFlagFwdDecl, file: !1)
296!23 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !4)
297!24 = !DIDerivedType(tag: DW_TAG_typedef, name: "SEL", line: 46, flags: DIFlagArtificial, file: !5, baseType: !25)
298!25 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !26)
299!26 = !DICompositeType(tag: DW_TAG_structure_type, name: "objc_selector", flags: DIFlagFwdDecl, file: !1)
300!27 = distinct !DISubprogram(name: "__9-[A init]_block_invoke", line: 49, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 49, file: !5, scope: !6, type: !28, variables: !2)
301!28 = !DISubroutineType(types: !29)
302!29 = !{null, !30}
303!30 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: null)
304!31 = distinct !DISubprogram(name: "__copy_helper_block_", line: 52, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 52, file: !1, scope: !32, type: !33, variables: !2)
305!32 = !DIFile(filename: "llvm/tools/clang/test/CodeGenObjC/<unknown>", directory: "llvm/_build.ninja.Debug")
306!33 = !DISubroutineType(types: !34)
307!34 = !{null, !30, !30}
308!35 = distinct !DISubprogram(name: "__destroy_helper_block_", line: 52, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 52, file: !1, scope: !32, type: !28, variables: !2)
309!36 = distinct !DISubprogram(name: "main", line: 59, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 60, file: !5, scope: !6, type: !37, variables: !2)
310!37 = !DISubroutineType(types: !38)
311!38 = !{!11}
312!39 = distinct !DISubprogram(name: "run", line: 39, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 40, file: !5, scope: !6, type: !40, variables: !2)
313!40 = !DISubroutineType(types: !41)
314!41 = !{null, !42}
315!42 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !43)
316!43 = !DICompositeType(tag: DW_TAG_structure_type, name: "__block_literal_generic", line: 40, size: 256, flags: DIFlagAppleBlock, file: !5, scope: !6, elements: !44)
317!44 = !{!45, !46, !47, !48, !49}
318!45 = !DIDerivedType(tag: DW_TAG_member, name: "__isa", size: 64, align: 64, file: !5, scope: !6, baseType: !30)
319!46 = !DIDerivedType(tag: DW_TAG_member, name: "__flags", size: 32, align: 32, offset: 64, file: !5, scope: !6, baseType: !11)
320!47 = !DIDerivedType(tag: DW_TAG_member, name: "__reserved", size: 32, align: 32, offset: 96, file: !5, scope: !6, baseType: !11)
321!48 = !DIDerivedType(tag: DW_TAG_member, name: "__FuncPtr", size: 64, align: 64, offset: 128, file: !5, scope: !6, baseType: !30)
322!49 = !DIDerivedType(tag: DW_TAG_member, name: "__descriptor", line: 40, size: 64, align: 64, offset: 192, file: !5, scope: !6, baseType: !50)
323!50 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !51)
324!51 = !DICompositeType(tag: DW_TAG_structure_type, name: "__block_descriptor", line: 40, size: 128, flags: DIFlagAppleBlock, file: !5, scope: !6, elements: !52)
325!52 = !{!53, !55}
326!53 = !DIDerivedType(tag: DW_TAG_member, name: "reserved", size: 64, align: 64, file: !5, scope: !6, baseType: !54)
327!54 = !DIBasicType(tag: DW_TAG_base_type, name: "long unsigned int", size: 64, align: 64, encoding: DW_ATE_unsigned)
328!55 = !DIDerivedType(tag: DW_TAG_member, name: "Size", size: 64, align: 64, offset: 64, file: !5, scope: !6, baseType: !54)
329!56 = !{i32 1, !"Objective-C Version", i32 2}
330!57 = !{i32 1, !"Objective-C Image Info Version", i32 0}
331!58 = !{i32 1, !"Objective-C Image Info Section", !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
332!59 = !{i32 4, !"Objective-C Garbage Collection", i32 0}
333!60 = !DILocalVariable(name: "self", line: 46, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !13, file: !32, type: !61)
334!61 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !4)
335!62 = !DILocation(line: 46, scope: !13)
336!63 = !DILocalVariable(name: "_cmd", line: 46, arg: 2, flags: DIFlagArtificial, scope: !13, file: !32, type: !64)
337!64 = !DIDerivedType(tag: DW_TAG_typedef, name: "SEL", line: 46, file: !5, baseType: !25)
338!65 = !DILocation(line: 48, scope: !66)
339!66 = distinct !DILexicalBlock(line: 47, column: 0, file: !5, scope: !13)
340!67 = !{}
341!68 = !DILocation(line: 49, scope: !69)
342!69 = distinct !DILexicalBlock(line: 48, column: 0, file: !5, scope: !66)
343!70 = !DILocation(line: 53, scope: !69)
344!71 = !DILocation(line: 54, scope: !66)
345!72 = !DILocalVariable(name: "block", line: 39, arg: 1, scope: !39, file: !6, type: !42)
346!73 = !DILocation(line: 39, scope: !39)
347!74 = !DILocation(line: 41, scope: !39)
348!75 = !DILocation(line: 42, scope: !39)
349!76 = !DILocalVariable(name: ".block_descriptor", line: 49, arg: 1, flags: DIFlagArtificial, scope: !27, file: !6, type: !77)
350!77 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !78)
351!78 = !DICompositeType(tag: DW_TAG_structure_type, name: "__block_literal_1", line: 49, size: 320, align: 64, file: !5, scope: !6, elements: !79)
352!79 = !{!80, !81, !82, !83, !84, !87}
353!80 = !DIDerivedType(tag: DW_TAG_member, name: "__isa", line: 49, size: 64, align: 64, file: !5, scope: !6, baseType: !30)
354!81 = !DIDerivedType(tag: DW_TAG_member, name: "__flags", line: 49, size: 32, align: 32, offset: 64, file: !5, scope: !6, baseType: !11)
355!82 = !DIDerivedType(tag: DW_TAG_member, name: "__reserved", line: 49, size: 32, align: 32, offset: 96, file: !5, scope: !6, baseType: !11)
356!83 = !DIDerivedType(tag: DW_TAG_member, name: "__FuncPtr", line: 49, size: 64, align: 64, offset: 128, file: !5, scope: !6, baseType: !30)
357!84 = !DIDerivedType(tag: DW_TAG_member, name: "__descriptor", line: 49, size: 64, align: 64, offset: 192, file: !5, scope: !6, baseType: !85)
358!85 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !86)
359!86 = !DICompositeType(tag: DW_TAG_structure_type, name: "__block_descriptor_withcopydispose", line: 49, flags: DIFlagFwdDecl, file: !1)
360!87 = !DIDerivedType(tag: DW_TAG_member, name: "self", line: 49, size: 64, align: 64, offset: 256, file: !5, scope: !6, baseType: !61)
361!88 = !DILocation(line: 49, scope: !27)
362!89 = !DILocalVariable(name: "self", line: 52, scope: !27, file: !32, type: !23)
363!90 = !DILocation(line: 52, scope: !27)
364!91 = !DILocalVariable(name: "d", line: 50, scope: !92, file: !6, type: !93)
365!92 = distinct !DILexicalBlock(line: 49, column: 0, file: !5, scope: !27)
366!93 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !94)
367!94 = !DICompositeType(tag: DW_TAG_structure_type, name: "NSMutableDictionary", line: 30, align: 8, runtimeLang: DW_LANG_ObjC, file: !5, scope: !6, elements: !95)
368!95 = !{!96}
369!96 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !94, baseType: !97)
370!97 = !DICompositeType(tag: DW_TAG_structure_type, name: "NSDictionary", line: 26, align: 8, runtimeLang: DW_LANG_ObjC, file: !5, scope: !6, elements: !98)
371!98 = !{!99}
372!99 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !97, baseType: !9)
373!100 = !DILocation(line: 50, scope: !92)
374!101 = !DILocation(line: 51, scope: !92)
375!102 = !DILocalVariable(name: "", line: 52, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !31, file: !32, type: !30)
376!103 = !DILocation(line: 52, scope: !31)
377!104 = !DILocalVariable(name: "", line: 52, arg: 2, flags: DIFlagArtificial, scope: !31, file: !32, type: !30)
378!105 = !DILocalVariable(name: "", line: 52, arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !35, file: !32, type: !30)
379!106 = !DILocation(line: 52, scope: !35)
380!107 = !DILocalVariable(name: "a", line: 61, scope: !36, file: !6, type: !61)
381!108 = !DILocation(line: 61, scope: !36)
382!109 = !DILocation(line: 62, scope: !36)
383!110 = !{i32 1, !"Debug Info Version", i32 3}
384!111 = !DIExpression(DW_OP_deref, DW_OP_plus, 32)
385