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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'
     46 target 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"
     47 target 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]* @"\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_$_NSMutableDictionary", section "__DATA, __objc_classrefs, regular, no_dead_strip", align 8
     73 @"\01L_OBJC_METH_VAR_NAME_1" = internal global [6 x i8] c"alloc\00", section "__TEXT,__objc_methname,cstring_literals", align 1
     74 @"\01l_objc_msgSend_fixup_alloc" = weak hidden global { i8* (i8*, %struct._message_ref_t*, ...)*, i8* } { i8* (i8*, %struct._message_ref_t*, ...)* @objc_msgSend_fixup, i8* getelementptr inbounds ([6 x i8]* @"\01L_OBJC_METH_VAR_NAME_1", i32 0, i32 0) }, section "__DATA, __objc_msgrefs, coalesced", align 16
     75 @"\01L_OBJC_METH_VAR_NAME_2" = internal global [6 x i8] c"count\00", section "__TEXT,__objc_methname,cstring_literals", align 1
     76 @"\01l_objc_msgSend_fixup_count" = weak hidden global { i8* (i8*, %struct._message_ref_t*, ...)*, i8* } { i8* (i8*, %struct._message_ref_t*, ...)* @objc_msgSend_fixup, i8* getelementptr inbounds ([6 x i8]* @"\01L_OBJC_METH_VAR_NAME_2", i32 0, i32 0) }, section "__DATA, __objc_msgrefs, coalesced", align 16
     77 @"OBJC_IVAR_$_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]* @.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]* @"\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]* @"\01L_OBJC_METH_VAR_NAME_", i32 0, i32 0), i8* getelementptr inbounds ([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]* @"\01L_OBJC_METH_VAR_NAME_3", i32 0, i32 0), i8* getelementptr inbounds ([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_$_A" = internal global %struct._class_ro_t { i32 0, i32 0, i32 4, i8* null, i8* getelementptr inbounds ([2 x i8]* @"\01L_OBJC_CLASS_NAME_", i32 0, i32 0), %struct.__method_list_t* bitcast ({ i32, i32, [1 x %struct._objc_method] }* @"\01l_OBJC_$_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]* @"\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_$_" to i8*), i8* getelementptr inbounds ([6 x i8]* @"\01L_OBJC_METH_VAR_NAME_1", i32 0, i32 0), i8* getelementptr inbounds ([6 x i8]* @"\01L_OBJC_METH_VAR_NAME_2", i32 0, i32 0), i8* getelementptr inbounds ([2 x i8]* @"\01L_OBJC_CLASS_NAME_", i32 0, i32 0), i8* getelementptr inbounds ([8 x i8]* @"\01L_OBJC_METH_VAR_TYPE_", i32 0, i32 0), i8* bitcast ({ i32, i32, [1 x %struct._objc_method] }* @"\01l_OBJC_$_INSTANCE_METHODS_A" to i8*), i8* getelementptr inbounds ([5 x i8]* @"\01L_OBJC_METH_VAR_NAME_3", i32 0, i32 0), i8* getelementptr inbounds ([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_$" to i8*)], section "llvm.metadata"
     97 
     98 define internal i8* @"\01-[A init]"(%0* %self, i8* %_cmd) #0 {
     99   %1 = alloca %0*, align 8
    100   %2 = alloca i8*, align 8
    101   %3 = alloca %struct._objc_super
    102   %4 = alloca <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>, align 8
    103   store %0* %self, %0** %1, align 8
    104   call void @llvm.dbg.declare(metadata !{%0** %1}, metadata !60), !dbg !62
    105   store i8* %_cmd, i8** %2, align 8
    106   call void @llvm.dbg.declare(metadata !{i8** %2}, metadata !63), !dbg !62
    107   %5 = load %0** %1, !dbg !65
    108   %6 = bitcast %0* %5 to i8*, !dbg !65
    109   %7 = getelementptr inbounds %struct._objc_super* %3, i32 0, i32 0, !dbg !65
    110   store i8* %6, i8** %7, !dbg !65
    111   %8 = load %struct._class_t** @"\01L_OBJC_CLASSLIST_SUP_REFS_$_", !dbg !65
    112   %9 = bitcast %struct._class_t* %8 to i8*, !dbg !65
    113   %10 = getelementptr inbounds %struct._objc_super* %3, i32 0, i32 1, !dbg !65
    114   store i8* %9, i8** %10, !dbg !65
    115   %11 = load 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* }>* %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* }>* %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* }>* %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* }>* %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* }>* %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* }>* %4, i32 0, i32 5, !dbg !68
    134   %22 = load %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** %1, align 8, !dbg !71
    142   %26 = bitcast %0* %25 to i8*, !dbg !71
    143   ret i8* %26, !dbg !71
    144 }
    145 
    146 declare void @llvm.dbg.declare(metadata, metadata) #1
    147 
    148 declare i8* @objc_msgSendSuper2(%struct._objc_super*, i8*, ...)
    149 
    150 define internal void @run(void ()* %block) #0 {
    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), !dbg !73
    154   %2 = load 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* %3, i32 0, i32 3, !dbg !74
    157   %5 = bitcast %struct.__block_literal_generic* %3 to i8*, !dbg !74
    158   %6 = load 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 
    164 define internal void @"__9-[A init]_block_invoke"(i8* %.block_descriptor) #0 {
    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** %1
    170   call void @llvm.dbg.value(metadata !{i8* %3}, i64 0, metadata !76), !dbg !88
    171   call void @llvm.dbg.declare(metadata !{i8* %.block_descriptor}, metadata !76), !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* }>* %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), !dbg !90
    176   call void @llvm.dbg.declare(metadata !{%1** %d}, metadata !91), !dbg !100
    177   %6 = load %struct._class_t** @"\01L_OBJC_CLASSLIST_REFERENCES_$_", !dbg !100
    178   %7 = bitcast %struct._class_t* %6 to i8*, !dbg !100
    179   %8 = load i8** getelementptr inbounds (%struct._message_ref_t* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to %struct._message_ref_t*), i32 0, i32 0), !dbg !100
    180   %9 = bitcast i8* %8 to i8* (i8*, i8*)*, !dbg !100
    181   %10 = call i8* %9(i8* %7, i8* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_alloc" to i8*)), !dbg !100
    182   %11 = bitcast i8* %10 to %1*, !dbg !100
    183   %12 = load i8** @"\01L_OBJC_SELECTOR_REFERENCES_", !dbg !100, !invariant.load !67
    184   %13 = bitcast %1* %11 to i8*, !dbg !100
    185   %14 = call i8* bitcast (i8* (i8*, i8*, ...)* @objc_msgSend to i8* (i8*, i8*)*)(i8* %13, i8* %12), !dbg !100
    186   %15 = bitcast i8* %14 to %1*, !dbg !100
    187   store %1* %15, %1** %d, align 8, !dbg !100
    188   %16 = load %1** %d, align 8, !dbg !101
    189   %17 = bitcast %1* %16 to i8*, !dbg !101
    190   %18 = load i8** getelementptr inbounds (%struct._message_ref_t* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_count" to %struct._message_ref_t*), i32 0, i32 0), !dbg !101
    191   %19 = bitcast i8* %18 to i32 (i8*, i8*)*, !dbg !101
    192   %20 = call i32 %19(i8* %17, i8* bitcast ({ i8* (i8*, %struct._message_ref_t*, ...)*, i8* }* @"\01l_objc_msgSend_fixup_count" to i8*)), !dbg !101
    193   %21 = add nsw i32 42, %20, !dbg !101
    194   %22 = load %0** %5, align 8, !dbg !101
    195   %23 = load i64* @"OBJC_IVAR_$_A.ivar", !dbg !101, !invariant.load !67
    196   %24 = bitcast %0* %22 to i8*, !dbg !101
    197   %25 = getelementptr inbounds 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 
    203 declare void @llvm.dbg.value(metadata, i64, metadata) #1
    204 
    205 declare i8* @objc_msgSend_fixup(i8*, %struct._message_ref_t*, ...)
    206 
    207 declare i8* @objc_msgSend(i8*, i8*, ...) #2
    208 
    209 define internal void @__copy_helper_block_(i8*, i8*) {
    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), !dbg !103
    214   store i8* %1, i8** %4, align 8
    215   call void @llvm.dbg.declare(metadata !{i8** %4}, metadata !104), !dbg !103
    216   %5 = load i8** %4, !dbg !103
    217   %6 = bitcast i8* %5 to <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>*, !dbg !103
    218   %7 = load 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* }>* %6, i32 0, i32 5, !dbg !103
    221   %10 = getelementptr inbounds <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, %0* }>* %8, i32 0, i32 5, !dbg !103
    222   %11 = load %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 
    229 declare void @_Block_object_assign(i8*, i8*, i32)
    230 
    231 define internal void @__destroy_helper_block_(i8*) {
    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), !dbg !106
    235   %3 = load 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* }>* %4, i32 0, i32 5, !dbg !106
    238   %6 = load %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 
    244 declare void @_Block_object_dispose(i8*, i32)
    245 
    246 define i32 @main() #0 {
    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), !dbg !108
    251   %2 = load %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** getelementptr inbounds (%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** @"\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 
    265 attributes #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" }
    266 attributes #1 = { nounwind readnone }
    267 attributes #2 = { nonlazybind }
    268 attributes #3 = { nounwind }
    269 
    270 !llvm.dbg.cu = !{!0}
    271 !llvm.module.flags = !{!56, !57, !58, !59, !110}
    272 
    273 !0 = metadata !{i32 786449, metadata !1, i32 16, metadata !"clang version 3.3 ", i1 false, metadata !"", i32 2, metadata !2, metadata !3, metadata !12, metadata !2,  metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [llvm/tools/clang/test/CodeGenObjC/<unknown>] [DW_LANG_ObjC]
    274 !1 = metadata !{metadata !"llvm/tools/clang/test/CodeGenObjC/<unknown>", metadata !"llvm/_build.ninja.Debug"}
    275 !2 = metadata !{}
    276 !3 = metadata !{metadata !4}
    277 !4 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"A", i32 33, i64 32, i64 32, i32 0, i32 512, null, metadata !7, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [A] [line 33, size 32, align 32, offset 0] [def] [from ]
    278 !5 = metadata !{metadata !"llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m", metadata !"llvm/_build.ninja.Debug"}
    279 !6 = metadata !{i32 786473, metadata !5}          ; [ DW_TAG_file_type ] [llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m]
    280 !7 = metadata !{metadata !8, metadata !10}
    281 !8 = metadata !{i32 786460, null, metadata !4, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !9} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 0] [from NSObject]
    282 !9 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"NSObject", i32 21, i64 0, i64 8, i32 0, i32 0, null, metadata !2, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [NSObject] [line 21, size 0, align 8, offset 0] [def] [from ]
    283 !10 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"ivar", i32 35, i64 32, i64 32, i64 0, i32 0, metadata !11, null} ; [ DW_TAG_member ] [ivar] [line 35, size 32, align 32, offset 0] [from int]
    284 !11 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
    285 !12 = metadata !{metadata !13, metadata !27, metadata !31, metadata !35, metadata !36, metadata !39}
    286 !13 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"-[A init]", metadata !"-[A init]", metadata !"", i32 46, metadata !14, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, i8* (%0*, i8*)* @"\01-[A init]", null, null, metadata !2, i32 46} ; [ DW_TAG_subprogram ] [line 46] [local] [def] [-[A init]]
    287 !14 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !15, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
    288 !15 = metadata !{metadata !16, metadata !23, metadata !24}
    289 !16 = metadata !{i32 786454, metadata !5, null, metadata !"id", i32 46, i64 0, i64 0, i64 0, i32 0, metadata !17} ; [ DW_TAG_typedef ] [id] [line 46, size 0, align 0, offset 0] [from ]
    290 !17 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !18} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from objc_object]
    291 !18 = metadata !{i32 786451, metadata !1, null, metadata !"objc_object", i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !19, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [objc_object] [line 0, size 0, align 0, offset 0] [def] [from ]
    292 !19 = metadata !{metadata !20}
    293 !20 = metadata !{i32 786445, metadata !1, metadata !18, metadata !"isa", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !21} ; [ DW_TAG_member ] [isa] [line 0, size 64, align 0, offset 0] [from ]
    294 !21 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !22} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from objc_class]
    295 !22 = metadata !{i32 786451, metadata !1, null, metadata !"objc_class", i32 0, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [objc_class] [line 0, size 0, align 0, offset 0] [decl] [from ]
    296 !23 = metadata !{i32 786447, i32 0, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !4} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from A]
    297 !24 = metadata !{i32 786454, metadata !5, null, metadata !"SEL", i32 46, i64 0, i64 0, i64 0, i32 64, metadata !25} ; [ DW_TAG_typedef ] [SEL] [line 46, size 0, align 0, offset 0] [artificial] [from ]
    298 !25 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !26} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from objc_selector]
    299 !26 = metadata !{i32 786451, metadata !1, null, metadata !"objc_selector", i32 0, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [objc_selector] [line 0, size 0, align 0, offset 0] [decl] [from ]
    300 !27 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"__9-[A init]_block_invoke", metadata !"__9-[A init]_block_invoke", metadata !"", i32 49, metadata !28, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i8*)* @"__9-[A init]_block_invoke", null, null, metadata !2, i32 49} ; [ DW_TAG_subprogram ] [line 49] [local] [def] [__9-[A init]_block_invoke]
    301 !28 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !29, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
    302 !29 = metadata !{null, metadata !30}
    303 !30 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, null} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
    304 !31 = metadata !{i32 786478, metadata !1, metadata !32, metadata !"__copy_helper_block_", metadata !"__copy_helper_block_", metadata !"", i32 52, metadata !33, i1 true, i1 true, i32 0, i32 0, null, i32 0, i1 false, void (i8*, i8*)* @__copy_helper_block_, null, null, metadata !2, i32 52} ; [ DW_TAG_subprogram ] [line 52] [local] [def] [__copy_helper_block_]
    305 !32 = metadata !{i32 786473, metadata !1}         ; [ DW_TAG_file_type ] [llvm/tools/clang/test/CodeGenObjC/<unknown>]
    306 !33 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !34, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
    307 !34 = metadata !{null, metadata !30, metadata !30}
    308 !35 = metadata !{i32 786478, metadata !1, metadata !32, metadata !"__destroy_helper_block_", metadata !"__destroy_helper_block_", metadata !"", i32 52, metadata !28, i1 true, i1 true, i32 0, i32 0, null, i32 0, i1 false, void (i8*)* @__destroy_helper_block_, null, null, metadata !2, i32 52} ; [ DW_TAG_subprogram ] [line 52] [local] [def] [__destroy_helper_block_]
    309 !36 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"main", metadata !"main", metadata !"", i32 59, metadata !37, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, i32 ()* @main, null, null, metadata !2, i32 60} ; [ DW_TAG_subprogram ] [line 59] [def] [scope 60] [main]
    310 !37 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !38, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
    311 !38 = metadata !{metadata !11}
    312 !39 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"run", metadata !"run", metadata !"", i32 39, metadata !40, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (void ()*)* @run, null, null, metadata !2, i32 40} ; [ DW_TAG_subprogram ] [line 39] [local] [def] [scope 40] [run]
    313 !40 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !41, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
    314 !41 = metadata !{null, metadata !42}
    315 !42 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !43} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from __block_literal_generic]
    316 !43 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"__block_literal_generic", i32 40, i64 256, i64 0, i32 0, i32 8, null, metadata !44, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [__block_literal_generic] [line 40, size 256, align 0, offset 0] [def] [from ]
    317 !44 = metadata !{metadata !45, metadata !46, metadata !47, metadata !48, metadata !49}
    318 !45 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__isa", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !30} ; [ DW_TAG_member ] [__isa] [line 0, size 64, align 64, offset 0] [from ]
    319 !46 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__flags", i32 0, i64 32, i64 32, i64 64, i32 0, metadata !11} ; [ DW_TAG_member ] [__flags] [line 0, size 32, align 32, offset 64] [from int]
    320 !47 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__reserved", i32 0, i64 32, i64 32, i64 96, i32 0, metadata !11} ; [ DW_TAG_member ] [__reserved] [line 0, size 32, align 32, offset 96] [from int]
    321 !48 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__FuncPtr", i32 0, i64 64, i64 64, i64 128, i32 0, metadata !30} ; [ DW_TAG_member ] [__FuncPtr] [line 0, size 64, align 64, offset 128] [from ]
    322 !49 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__descriptor", i32 40, i64 64, i64 64, i64 192, i32 0, metadata !50} ; [ DW_TAG_member ] [__descriptor] [line 40, size 64, align 64, offset 192] [from ]
    323 !50 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !51} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from __block_descriptor]
    324 !51 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"__block_descriptor", i32 40, i64 128, i64 0, i32 0, i32 8, null, metadata !52, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [__block_descriptor] [line 40, size 128, align 0, offset 0] [def] [from ]
    325 !52 = metadata !{metadata !53, metadata !55}
    326 !53 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"reserved", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !54} ; [ DW_TAG_member ] [reserved] [line 0, size 64, align 64, offset 0] [from long unsigned int]
    327 !54 = metadata !{i32 786468, null, null, metadata !"long unsigned int", i32 0, i64 64, i64 64, i64 0, i32 0, i32 7} ; [ DW_TAG_base_type ] [long unsigned int] [line 0, size 64, align 64, offset 0, enc DW_ATE_unsigned]
    328 !55 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"Size", i32 0, i64 64, i64 64, i64 64, i32 0, metadata !54} ; [ DW_TAG_member ] [Size] [line 0, size 64, align 64, offset 64] [from long unsigned int]
    329 !56 = metadata !{i32 1, metadata !"Objective-C Version", i32 2}
    330 !57 = metadata !{i32 1, metadata !"Objective-C Image Info Version", i32 0}
    331 !58 = metadata !{i32 1, metadata !"Objective-C Image Info Section", metadata !"__DATA, __objc_imageinfo, regular, no_dead_strip"}
    332 !59 = metadata !{i32 4, metadata !"Objective-C Garbage Collection", i32 0}
    333 !60 = metadata !{i32 786689, metadata !13, metadata !"self", metadata !32, i32 16777262, metadata !61, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [self] [line 46]
    334 !61 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !4} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from A]
    335 !62 = metadata !{i32 46, i32 0, metadata !13, null}
    336 !63 = metadata !{i32 786689, metadata !13, metadata !"_cmd", metadata !32, i32 33554478, metadata !64, i32 64, i32 0} ; [ DW_TAG_arg_variable ] [_cmd] [line 46]
    337 !64 = metadata !{i32 786454, metadata !5, null, metadata !"SEL", i32 46, i64 0, i64 0, i64 0, i32 0, metadata !25} ; [ DW_TAG_typedef ] [SEL] [line 46, size 0, align 0, offset 0] [from ]
    338 !65 = metadata !{i32 48, i32 0, metadata !66, null}
    339 !66 = metadata !{i32 786443, metadata !5, metadata !13, i32 47, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m]
    340 !67 = metadata !{}
    341 !68 = metadata !{i32 49, i32 0, metadata !69, null}
    342 !69 = metadata !{i32 786443, metadata !5, metadata !66, i32 48, i32 0, i32 1} ; [ DW_TAG_lexical_block ] [llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m]
    343 !70 = metadata !{i32 53, i32 0, metadata !69, null}
    344 !71 = metadata !{i32 54, i32 0, metadata !66, null}
    345 !72 = metadata !{i32 786689, metadata !39, metadata !"block", metadata !6, i32 16777255, metadata !42, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [block] [line 39]
    346 !73 = metadata !{i32 39, i32 0, metadata !39, null}
    347 !74 = metadata !{i32 41, i32 0, metadata !39, null}
    348 !75 = metadata !{i32 42, i32 0, metadata !39, null}
    349 !76 = metadata !{i32 786689, metadata !27, metadata !".block_descriptor", metadata !6, i32 16777265, metadata !77, i32 64, i32 0} ; [ DW_TAG_arg_variable ] [.block_descriptor] [line 49]
    350 !77 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !78} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from __block_literal_1]
    351 !78 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"__block_literal_1", i32 49, i64 320, i64 64, i32 0, i32 0, null, metadata !79, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [__block_literal_1] [line 49, size 320, align 64, offset 0] [def] [from ]
    352 !79 = metadata !{metadata !80, metadata !81, metadata !82, metadata !83, metadata !84, metadata !87}
    353 !80 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__isa", i32 49, i64 64, i64 64, i64 0, i32 0, metadata !30} ; [ DW_TAG_member ] [__isa] [line 49, size 64, align 64, offset 0] [from ]
    354 !81 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__flags", i32 49, i64 32, i64 32, i64 64, i32 0, metadata !11} ; [ DW_TAG_member ] [__flags] [line 49, size 32, align 32, offset 64] [from int]
    355 !82 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__reserved", i32 49, i64 32, i64 32, i64 96, i32 0, metadata !11} ; [ DW_TAG_member ] [__reserved] [line 49, size 32, align 32, offset 96] [from int]
    356 !83 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__FuncPtr", i32 49, i64 64, i64 64, i64 128, i32 0, metadata !30} ; [ DW_TAG_member ] [__FuncPtr] [line 49, size 64, align 64, offset 128] [from ]
    357 !84 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"__descriptor", i32 49, i64 64, i64 64, i64 192, i32 0, metadata !85} ; [ DW_TAG_member ] [__descriptor] [line 49, size 64, align 64, offset 192] [from ]
    358 !85 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !86} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from __block_descriptor_withcopydispose]
    359 !86 = metadata !{i32 786451, metadata !1, null, metadata !"__block_descriptor_withcopydispose", i32 49, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [__block_descriptor_withcopydispose] [line 49, size 0, align 0, offset 0] [decl] [from ]
    360 !87 = metadata !{i32 786445, metadata !5, metadata !6, metadata !"self", i32 49, i64 64, i64 64, i64 256, i32 0, metadata !61} ; [ DW_TAG_member ] [self] [line 49, size 64, align 64, offset 256] [from ]
    361 !88 = metadata !{i32 49, i32 0, metadata !27, null}
    362 !89 = metadata !{i32 786688, metadata !27, metadata !"self", metadata !32, i32 52, metadata !23, i32 0, i32 0, metadata !111} ; [ DW_TAG_auto_variable ] [self] [line 52]
    363 !90 = metadata !{i32 52, i32 0, metadata !27, null}
    364 !91 = metadata !{i32 786688, metadata !92, metadata !"d", metadata !6, i32 50, metadata !93, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [d] [line 50]
    365 !92 = metadata !{i32 786443, metadata !5, metadata !27, i32 49, i32 0, i32 2} ; [ DW_TAG_lexical_block ] [llvm/tools/clang/test/CodeGenObjC/debug-info-blocks.m]
    366 !93 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !94} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from NSMutableDictionary]
    367 !94 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"NSMutableDictionary", i32 30, i64 0, i64 8, i32 0, i32 0, null, metadata !95, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [NSMutableDictionary] [line 30, size 0, align 8, offset 0] [def] [from ]
    368 !95 = metadata !{metadata !96}
    369 !96 = metadata !{i32 786460, null, metadata !94, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !97} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 0] [from NSDictionary]
    370 !97 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"NSDictionary", i32 26, i64 0, i64 8, i32 0, i32 0, null, metadata !98, i32 16, null, null, null} ; [ DW_TAG_structure_type ] [NSDictionary] [line 26, size 0, align 8, offset 0] [def] [from ]
    371 !98 = metadata !{metadata !99}
    372 !99 = metadata !{i32 786460, null, metadata !97, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !9} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 0] [from NSObject]
    373 !100 = metadata !{i32 50, i32 0, metadata !92, null}
    374 !101 = metadata !{i32 51, i32 0, metadata !92, null}
    375 !102 = metadata !{i32 786689, metadata !31, metadata !"", metadata !32, i32 16777268, metadata !30, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [line 52]
    376 !103 = metadata !{i32 52, i32 0, metadata !31, null}
    377 !104 = metadata !{i32 786689, metadata !31, metadata !"", metadata !32, i32 33554484, metadata !30, i32 64, i32 0} ; [ DW_TAG_arg_variable ] [line 52]
    378 !105 = metadata !{i32 786689, metadata !35, metadata !"", metadata !32, i32 16777268, metadata !30, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [line 52]
    379 !106 = metadata !{i32 52, i32 0, metadata !35, null}
    380 !107 = metadata !{i32 786688, metadata !36, metadata !"a", metadata !6, i32 61, metadata !61, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [a] [line 61]
    381 !108 = metadata !{i32 61, i32 0, metadata !36, null}
    382 !109 = metadata !{i32 62, i32 0, metadata !36, null}
    383 !110 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
    384 !111 = metadata !{i64 2, i64 1, i64 32}
    385