1 ; RUN: llc -split-dwarf=Enable -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
2 ; RUN: llvm-dwarfdump -debug-dump=all %t | FileCheck %s
4 ; Based on the debuginfo-tests/sret.cpp code.
6 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x51ac5644b1937aa1)
7 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x51ac5644b1937aa1)
9 %class.A = type { i32 (...)**, i32 }
10 %class.B = type { i8 }
12 @_ZTV1A = linkonce_odr unnamed_addr constant [4 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast (void (%class.A*)* @_ZN1AD2Ev to i8*), i8* bitcast (void (%class.A*)* @_ZN1AD0Ev to i8*)]
13 @_ZTVN10__cxxabiv117__class_type_infoE = external global i8*
14 @_ZTS1A = linkonce_odr constant [3 x i8] c"1A\00"
15 @_ZTI1A = linkonce_odr constant { i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv117__class_type_infoE, i64 2) to i8*), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @_ZTS1A, i32 0, i32 0) }
17 @_ZN1AC1Ei = alias void (%class.A*, i32)* @_ZN1AC2Ei
18 @_ZN1AC1ERKS_ = alias void (%class.A*, %class.A*)* @_ZN1AC2ERKS_
20 ; Function Attrs: nounwind uwtable
21 define void @_ZN1AC2Ei(%class.A* %this, i32 %i) unnamed_addr #0 align 2 {
23 %this.addr = alloca %class.A*, align 8
24 %i.addr = alloca i32, align 4
25 store %class.A* %this, %class.A** %this.addr, align 8
26 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !67, metadata !MDExpression()), !dbg !69
27 store i32 %i, i32* %i.addr, align 4
28 call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !70, metadata !MDExpression()), !dbg !71
29 %this1 = load %class.A*, %class.A** %this.addr
30 %0 = bitcast %class.A* %this1 to i8***, !dbg !72
31 store i8** getelementptr inbounds ([4 x i8*], [4 x i8*]* @_ZTV1A, i64 0, i64 2), i8*** %0, !dbg !72
32 %m_int = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 1, !dbg !72
33 %1 = load i32, i32* %i.addr, align 4, !dbg !72
34 store i32 %1, i32* %m_int, align 4, !dbg !72
38 ; Function Attrs: nounwind readnone
39 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
41 ; Function Attrs: nounwind uwtable
42 define void @_ZN1AC2ERKS_(%class.A* %this, %class.A* %rhs) unnamed_addr #0 align 2 {
44 %this.addr = alloca %class.A*, align 8
45 %rhs.addr = alloca %class.A*, align 8
46 store %class.A* %this, %class.A** %this.addr, align 8
47 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !74, metadata !MDExpression()), !dbg !75
48 store %class.A* %rhs, %class.A** %rhs.addr, align 8
49 call void @llvm.dbg.declare(metadata %class.A** %rhs.addr, metadata !76, metadata !MDExpression()), !dbg !77
50 %this1 = load %class.A*, %class.A** %this.addr
51 %0 = bitcast %class.A* %this1 to i8***, !dbg !78
52 store i8** getelementptr inbounds ([4 x i8*], [4 x i8*]* @_ZTV1A, i64 0, i64 2), i8*** %0, !dbg !78
53 %m_int = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 1, !dbg !78
54 %1 = load %class.A*, %class.A** %rhs.addr, align 8, !dbg !78
55 %m_int2 = getelementptr inbounds %class.A, %class.A* %1, i32 0, i32 1, !dbg !78
56 %2 = load i32, i32* %m_int2, align 4, !dbg !78
57 store i32 %2, i32* %m_int, align 4, !dbg !78
61 ; Function Attrs: nounwind uwtable
62 define %class.A* @_ZN1AaSERKS_(%class.A* %this, %class.A* %rhs) #0 align 2 {
64 %this.addr = alloca %class.A*, align 8
65 %rhs.addr = alloca %class.A*, align 8
66 store %class.A* %this, %class.A** %this.addr, align 8
67 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !80, metadata !MDExpression()), !dbg !81
68 store %class.A* %rhs, %class.A** %rhs.addr, align 8
69 call void @llvm.dbg.declare(metadata %class.A** %rhs.addr, metadata !82, metadata !MDExpression()), !dbg !83
70 %this1 = load %class.A*, %class.A** %this.addr
71 %0 = load %class.A*, %class.A** %rhs.addr, align 8, !dbg !84
72 %m_int = getelementptr inbounds %class.A, %class.A* %0, i32 0, i32 1, !dbg !84
73 %1 = load i32, i32* %m_int, align 4, !dbg !84
74 %m_int2 = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 1, !dbg !84
75 store i32 %1, i32* %m_int2, align 4, !dbg !84
76 ret %class.A* %this1, !dbg !85
79 ; Function Attrs: nounwind uwtable
80 define i32 @_ZN1A7get_intEv(%class.A* %this) #0 align 2 {
82 %this.addr = alloca %class.A*, align 8
83 store %class.A* %this, %class.A** %this.addr, align 8
84 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !86, metadata !MDExpression()), !dbg !87
85 %this1 = load %class.A*, %class.A** %this.addr
86 %m_int = getelementptr inbounds %class.A, %class.A* %this1, i32 0, i32 1, !dbg !88
87 %0 = load i32, i32* %m_int, align 4, !dbg !88
91 ; Function Attrs: uwtable
92 define void @_ZN1B9AInstanceEv(%class.A* noalias sret %agg.result, %class.B* %this) #2 align 2 {
94 %this.addr = alloca %class.B*, align 8
96 %cleanup.dest.slot = alloca i32
97 store %class.B* %this, %class.B** %this.addr, align 8
98 call void @llvm.dbg.declare(metadata %class.B** %this.addr, metadata !89, metadata !MDExpression()), !dbg !91
99 %this1 = load %class.B*, %class.B** %this.addr
100 store i1 false, i1* %nrvo, !dbg !92
101 call void @llvm.dbg.declare(metadata %class.A* %agg.result, metadata !93, metadata !MDExpression(DW_OP_deref)), !dbg !92
102 call void @_ZN1AC1Ei(%class.A* %agg.result, i32 12), !dbg !92
103 store i1 true, i1* %nrvo, !dbg !94
104 store i32 1, i32* %cleanup.dest.slot
105 %nrvo.val = load i1, i1* %nrvo, !dbg !95
106 br i1 %nrvo.val, label %nrvo.skipdtor, label %nrvo.unused, !dbg !95
108 nrvo.unused: ; preds = %entry
109 call void @_ZN1AD2Ev(%class.A* %agg.result), !dbg !96
110 br label %nrvo.skipdtor, !dbg !96
112 nrvo.skipdtor: ; preds = %nrvo.unused, %entry
116 ; Function Attrs: nounwind uwtable
117 define linkonce_odr void @_ZN1AD2Ev(%class.A* %this) unnamed_addr #0 align 2 {
119 %this.addr = alloca %class.A*, align 8
120 store %class.A* %this, %class.A** %this.addr, align 8
121 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !101, metadata !MDExpression()), !dbg !102
122 %this1 = load %class.A*, %class.A** %this.addr
126 ; Function Attrs: uwtable
127 define i32 @main(i32 %argc, i8** %argv) #2 {
129 %retval = alloca i32, align 4
130 %argc.addr = alloca i32, align 4
131 %argv.addr = alloca i8**, align 8
132 %b = alloca %class.B, align 1
133 %return_val = alloca i32, align 4
134 %temp.lvalue = alloca %class.A, align 8
135 %exn.slot = alloca i8*
136 %ehselector.slot = alloca i32
137 %a = alloca %class.A, align 8
138 %cleanup.dest.slot = alloca i32
139 store i32 0, i32* %retval
140 store i32 %argc, i32* %argc.addr, align 4
141 call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !104, metadata !MDExpression()), !dbg !105
142 store i8** %argv, i8*** %argv.addr, align 8
143 call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !106, metadata !MDExpression()), !dbg !105
144 call void @llvm.dbg.declare(metadata %class.B* %b, metadata !107, metadata !MDExpression()), !dbg !108
145 call void @_ZN1BC2Ev(%class.B* %b), !dbg !108
146 call void @llvm.dbg.declare(metadata i32* %return_val, metadata !109, metadata !MDExpression()), !dbg !110
147 call void @_ZN1B9AInstanceEv(%class.A* sret %temp.lvalue, %class.B* %b), !dbg !110
148 %call = invoke i32 @_ZN1A7get_intEv(%class.A* %temp.lvalue)
149 to label %invoke.cont unwind label %lpad, !dbg !110
151 invoke.cont: ; preds = %entry
152 call void @_ZN1AD2Ev(%class.A* %temp.lvalue), !dbg !111
153 store i32 %call, i32* %return_val, align 4, !dbg !111
154 call void @llvm.dbg.declare(metadata %class.A* %a, metadata !113, metadata !MDExpression()), !dbg !114
155 call void @_ZN1B9AInstanceEv(%class.A* sret %a, %class.B* %b), !dbg !114
156 %0 = load i32, i32* %return_val, align 4, !dbg !115
157 store i32 %0, i32* %retval, !dbg !115
158 store i32 1, i32* %cleanup.dest.slot
159 call void @_ZN1AD2Ev(%class.A* %a), !dbg !116
160 %1 = load i32, i32* %retval, !dbg !116
161 ret i32 %1, !dbg !116
163 lpad: ; preds = %entry
164 %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
166 %3 = extractvalue { i8*, i32 } %2, 0, !dbg !116
167 store i8* %3, i8** %exn.slot, !dbg !116
168 %4 = extractvalue { i8*, i32 } %2, 1, !dbg !116
169 store i32 %4, i32* %ehselector.slot, !dbg !116
170 invoke void @_ZN1AD2Ev(%class.A* %temp.lvalue)
171 to label %invoke.cont1 unwind label %terminate.lpad, !dbg !116
173 invoke.cont1: ; preds = %lpad
174 br label %eh.resume, !dbg !117
176 eh.resume: ; preds = %invoke.cont1
177 %exn = load i8*, i8** %exn.slot, !dbg !119
178 %sel = load i32, i32* %ehselector.slot, !dbg !119
179 %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn, 0, !dbg !119
180 %lpad.val2 = insertvalue { i8*, i32 } %lpad.val, i32 %sel, 1, !dbg !119
181 resume { i8*, i32 } %lpad.val2, !dbg !119
183 terminate.lpad: ; preds = %lpad
184 %5 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
185 catch i8* null, !dbg !121
186 %6 = extractvalue { i8*, i32 } %5, 0, !dbg !121
187 call void @__clang_call_terminate(i8* %6) #5, !dbg !121
188 unreachable, !dbg !121
191 ; Function Attrs: nounwind uwtable
192 define linkonce_odr void @_ZN1BC2Ev(%class.B* %this) unnamed_addr #0 align 2 {
194 %this.addr = alloca %class.B*, align 8
195 store %class.B* %this, %class.B** %this.addr, align 8
196 call void @llvm.dbg.declare(metadata %class.B** %this.addr, metadata !123, metadata !MDExpression()), !dbg !124
197 %this1 = load %class.B*, %class.B** %this.addr
201 declare i32 @__gxx_personality_v0(...)
203 ; Function Attrs: noinline noreturn nounwind
204 define linkonce_odr hidden void @__clang_call_terminate(i8*) #3 {
205 %2 = call i8* @__cxa_begin_catch(i8* %0) #6
206 call void @_ZSt9terminatev() #5
210 declare i8* @__cxa_begin_catch(i8*)
212 declare void @_ZSt9terminatev()
214 ; Function Attrs: uwtable
215 define linkonce_odr void @_ZN1AD0Ev(%class.A* %this) unnamed_addr #2 align 2 {
217 %this.addr = alloca %class.A*, align 8
218 %exn.slot = alloca i8*
219 %ehselector.slot = alloca i32
220 store %class.A* %this, %class.A** %this.addr, align 8
221 call void @llvm.dbg.declare(metadata %class.A** %this.addr, metadata !126, metadata !MDExpression()), !dbg !127
222 %this1 = load %class.A*, %class.A** %this.addr
223 invoke void @_ZN1AD2Ev(%class.A* %this1)
224 to label %invoke.cont unwind label %lpad, !dbg !128
226 invoke.cont: ; preds = %entry
227 %0 = bitcast %class.A* %this1 to i8*, !dbg !129
228 call void @_ZdlPv(i8* %0) #7, !dbg !129
231 lpad: ; preds = %entry
232 %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
234 %2 = extractvalue { i8*, i32 } %1, 0, !dbg !131
235 store i8* %2, i8** %exn.slot, !dbg !131
236 %3 = extractvalue { i8*, i32 } %1, 1, !dbg !131
237 store i32 %3, i32* %ehselector.slot, !dbg !131
238 %4 = bitcast %class.A* %this1 to i8*, !dbg !131
239 call void @_ZdlPv(i8* %4) #7, !dbg !131
240 br label %eh.resume, !dbg !131
242 eh.resume: ; preds = %lpad
243 %exn = load i8*, i8** %exn.slot, !dbg !133
244 %sel = load i32, i32* %ehselector.slot, !dbg !133
245 %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn, 0, !dbg !133
246 %lpad.val2 = insertvalue { i8*, i32 } %lpad.val, i32 %sel, 1, !dbg !133
247 resume { i8*, i32 } %lpad.val2, !dbg !133
250 ; Function Attrs: nobuiltin nounwind
251 declare void @_ZdlPv(i8*) #4
253 attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
254 attributes #1 = { nounwind readnone }
255 attributes #2 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
256 attributes #3 = { noinline noreturn nounwind }
257 attributes #4 = { nobuiltin nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
258 attributes #5 = { noreturn nounwind }
259 attributes #6 = { nounwind }
260 attributes #7 = { builtin nounwind }
263 !llvm.module.flags = !{!64, !65}
266 !0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 203283) (llvm/trunk 203307)", isOptimized: false, splitDebugFilename: "sret.dwo", emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !48, globals: !2, imports: !2)
267 !1 = !MDFile(filename: "sret.cpp", directory: "/usr/local/google/home/echristo/tmp")
270 !4 = !MDCompositeType(tag: DW_TAG_class_type, name: "A", line: 1, size: 128, align: 64, file: !1, elements: !5, vtableHolder: !"_ZTS1A", identifier: "_ZTS1A")
271 !5 = !{!6, !13, !14, !19, !25, !29, !33}
272 !6 = !MDDerivedType(tag: DW_TAG_member, name: "_vptr$A", size: 64, flags: DIFlagArtificial, file: !1, scope: !7, baseType: !8)
273 !7 = !MDFile(filename: "sret.cpp", directory: "/usr/local/google/home/echristo/tmp")
274 !8 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, baseType: !9)
275 !9 = !MDDerivedType(tag: DW_TAG_pointer_type, name: "__vtbl_ptr_type", size: 64, baseType: !10)
276 !10 = !MDSubroutineType(types: !11)
278 !12 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
279 !13 = !MDDerivedType(tag: DW_TAG_member, name: "m_int", line: 13, size: 32, align: 32, offset: 64, flags: DIFlagProtected, file: !1, scope: !"_ZTS1A", baseType: !12)
280 !14 = !MDSubprogram(name: "A", line: 4, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 4, file: !1, scope: !"_ZTS1A", type: !15)
281 !15 = !MDSubroutineType(types: !16)
282 !16 = !{null, !17, !12}
283 !17 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !"_ZTS1A")
284 !19 = !MDSubprogram(name: "A", line: 5, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 5, file: !1, scope: !"_ZTS1A", type: !20)
285 !20 = !MDSubroutineType(types: !21)
286 !21 = !{null, !17, !22}
287 !22 = !MDDerivedType(tag: DW_TAG_reference_type, baseType: !23)
288 !23 = !MDDerivedType(tag: DW_TAG_const_type, baseType: !"_ZTS1A")
289 !25 = !MDSubprogram(name: "operator=", linkageName: "_ZN1AaSERKS_", line: 7, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 7, file: !1, scope: !"_ZTS1A", type: !26)
290 !26 = !MDSubroutineType(types: !27)
291 !27 = !{!22, !17, !22}
292 !29 = !MDSubprogram(name: "~A", line: 8, isLocal: false, isDefinition: false, virtuality: DW_VIRTUALITY_virtual, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 8, file: !1, scope: !"_ZTS1A", type: !30, containingType: !"_ZTS1A")
293 !30 = !MDSubroutineType(types: !31)
295 !33 = !MDSubprogram(name: "get_int", linkageName: "_ZN1A7get_intEv", line: 10, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 10, file: !1, scope: !"_ZTS1A", type: !34)
296 !34 = !MDSubroutineType(types: !35)
298 !37 = !MDCompositeType(tag: DW_TAG_class_type, name: "B", line: 38, size: 8, align: 8, file: !1, elements: !38, identifier: "_ZTS1B")
300 !39 = !MDSubprogram(name: "B", line: 41, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 41, file: !1, scope: !"_ZTS1B", type: !40)
301 !40 = !MDSubroutineType(types: !41)
303 !42 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !"_ZTS1B")
304 !44 = !MDSubprogram(name: "AInstance", linkageName: "_ZN1B9AInstanceEv", line: 43, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 43, file: !1, scope: !"_ZTS1B", type: !45)
305 !45 = !MDSubroutineType(types: !46)
307 !48 = !{!49, !50, !51, !52, !53, !54, !61, !62, !63}
308 !49 = !MDSubprogram(name: "A", linkageName: "_ZN1AC2Ei", line: 16, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 18, file: !1, scope: !"_ZTS1A", type: !15, function: void (%class.A*, i32)* @_ZN1AC2Ei, declaration: !14, variables: !2)
309 !50 = !MDSubprogram(name: "A", linkageName: "_ZN1AC2ERKS_", line: 21, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 23, file: !1, scope: !"_ZTS1A", type: !20, function: void (%class.A*, %class.A*)* @_ZN1AC2ERKS_, declaration: !19, variables: !2)
310 !51 = !MDSubprogram(name: "operator=", linkageName: "_ZN1AaSERKS_", line: 27, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 28, file: !1, scope: !"_ZTS1A", type: !26, function: %class.A* (%class.A*, %class.A*)* @_ZN1AaSERKS_, declaration: !25, variables: !2)
311 !52 = !MDSubprogram(name: "get_int", linkageName: "_ZN1A7get_intEv", line: 33, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 34, file: !1, scope: !"_ZTS1A", type: !34, function: i32 (%class.A*)* @_ZN1A7get_intEv, declaration: !33, variables: !2)
312 !53 = !MDSubprogram(name: "AInstance", linkageName: "_ZN1B9AInstanceEv", line: 47, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 48, file: !1, scope: !"_ZTS1B", type: !45, function: void (%class.A*, %class.B*)* @_ZN1B9AInstanceEv, declaration: !44, variables: !2)
313 !54 = !MDSubprogram(name: "main", line: 53, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 54, file: !1, scope: !7, type: !55, function: i32 (i32, i8**)* @main, variables: !2)
314 !55 = !MDSubroutineType(types: !56)
315 !56 = !{!12, !12, !57}
316 !57 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !58)
317 !58 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !59)
318 !59 = !MDDerivedType(tag: DW_TAG_const_type, baseType: !60)
319 !60 = !MDBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
320 !61 = !MDSubprogram(name: "~A", linkageName: "_ZN1AD0Ev", line: 8, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 8, file: !1, scope: !"_ZTS1A", type: !30, function: void (%class.A*)* @_ZN1AD0Ev, declaration: !29, variables: !2)
321 !62 = !MDSubprogram(name: "B", linkageName: "_ZN1BC2Ev", line: 41, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 41, file: !1, scope: !"_ZTS1B", type: !40, function: void (%class.B*)* @_ZN1BC2Ev, declaration: !39, variables: !2)
322 !63 = !MDSubprogram(name: "~A", linkageName: "_ZN1AD2Ev", line: 8, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 8, file: !1, scope: !"_ZTS1A", type: !30, function: void (%class.A*)* @_ZN1AD2Ev, declaration: !29, variables: !2)
323 !64 = !{i32 2, !"Dwarf Version", i32 4}
324 !65 = !{i32 1, !"Debug Info Version", i32 3}
325 !66 = !{!"clang version 3.5.0 (trunk 203283) (llvm/trunk 203307)"}
326 !67 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !49, type: !68)
327 !68 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !"_ZTS1A")
328 !69 = !MDLocation(line: 0, scope: !49)
329 !70 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "i", line: 16, arg: 2, scope: !49, file: !7, type: !12)
330 !71 = !MDLocation(line: 16, scope: !49)
331 !72 = !MDLocation(line: 18, scope: !49)
332 !73 = !MDLocation(line: 19, scope: !49)
333 !74 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !50, type: !68)
334 !75 = !MDLocation(line: 0, scope: !50)
335 !76 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "rhs", line: 21, arg: 2, scope: !50, file: !7, type: !22)
336 !77 = !MDLocation(line: 21, scope: !50)
337 !78 = !MDLocation(line: 23, scope: !50)
338 !79 = !MDLocation(line: 24, scope: !50)
339 !80 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !51, type: !68)
340 !81 = !MDLocation(line: 0, scope: !51)
341 !82 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "rhs", line: 27, arg: 2, scope: !51, file: !7, type: !22)
342 !83 = !MDLocation(line: 27, scope: !51)
343 !84 = !MDLocation(line: 29, scope: !51)
344 !85 = !MDLocation(line: 30, scope: !51)
345 !86 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !52, type: !68)
346 !87 = !MDLocation(line: 0, scope: !52)
347 !88 = !MDLocation(line: 35, scope: !52)
348 !89 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !53, type: !90)
349 !90 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !"_ZTS1B")
350 !91 = !MDLocation(line: 0, scope: !53)
351 !92 = !MDLocation(line: 49, scope: !53)
352 !93 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "a", line: 49, scope: !53, file: !7, type: !4)
353 !94 = !MDLocation(line: 50, scope: !53)
354 !95 = !MDLocation(line: 51, scope: !53)
355 !96 = !MDLocation(line: 51, scope: !97)
356 !97 = distinct !MDLexicalBlock(line: 51, column: 0, file: !1, scope: !53)
357 !98 = !MDLocation(line: 51, scope: !99)
358 !99 = distinct !MDLexicalBlock(line: 51, column: 0, file: !1, scope: !100)
359 !100 = distinct !MDLexicalBlock(line: 51, column: 0, file: !1, scope: !53)
360 !101 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !63, type: !68)
361 !102 = !MDLocation(line: 0, scope: !63)
362 !103 = !MDLocation(line: 8, scope: !63)
363 !104 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "argc", line: 53, arg: 1, scope: !54, file: !7, type: !12)
364 !105 = !MDLocation(line: 53, scope: !54)
365 !106 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "argv", line: 53, arg: 2, scope: !54, file: !7, type: !57)
366 !107 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "b", line: 55, scope: !54, file: !7, type: !37)
367 !108 = !MDLocation(line: 55, scope: !54)
368 !109 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "return_val", line: 56, scope: !54, file: !7, type: !12)
369 !110 = !MDLocation(line: 56, scope: !54)
370 !111 = !MDLocation(line: 56, scope: !112)
371 !112 = distinct !MDLexicalBlock(line: 56, column: 0, file: !1, scope: !54)
372 !113 = !MDLocalVariable(tag: DW_TAG_auto_variable, name: "a", line: 58, scope: !54, file: !7, type: !4)
373 !114 = !MDLocation(line: 58, scope: !54)
374 !115 = !MDLocation(line: 59, scope: !54)
375 !116 = !MDLocation(line: 60, scope: !54)
376 !117 = !MDLocation(line: 60, scope: !118)
377 !118 = distinct !MDLexicalBlock(line: 60, column: 0, file: !1, scope: !54)
378 !119 = !MDLocation(line: 60, scope: !120)
379 !120 = distinct !MDLexicalBlock(line: 60, column: 0, file: !1, scope: !54)
380 !121 = !MDLocation(line: 60, scope: !122)
381 !122 = distinct !MDLexicalBlock(line: 60, column: 0, file: !1, scope: !54)
382 !123 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !62, type: !90)
383 !124 = !MDLocation(line: 0, scope: !62)
384 !125 = !MDLocation(line: 41, scope: !62)
385 !126 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !61, type: !68)
386 !127 = !MDLocation(line: 0, scope: !61)
387 !128 = !MDLocation(line: 8, scope: !61)
388 !129 = !MDLocation(line: 8, scope: !130)
389 !130 = distinct !MDLexicalBlock(line: 8, column: 0, file: !1, scope: !61)
390 !131 = !MDLocation(line: 8, scope: !132)
391 !132 = distinct !MDLexicalBlock(line: 8, column: 0, file: !1, scope: !61)
392 !133 = !MDLocation(line: 8, scope: !134)
393 !134 = distinct !MDLexicalBlock(line: 8, column: 0, file: !1, scope: !61)