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 3 4 ; Based on the debuginfo-tests/sret.cpp code. 5 6 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x5b59949640ec1580) 7 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x5b59949640ec1580) 8 9 %class.A = type { i32 (...)**, i32 } 10 %class.B = type { i8 } 11 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** @_ZTVN10__cxxabiv117__class_type_infoE, i64 2) to i8*), i8* getelementptr inbounds ([3 x i8]* @_ZTS1A, i32 0, i32 0) } 16 17 @_ZN1AC1Ei = alias void (%class.A*, i32)* @_ZN1AC2Ei 18 @_ZN1AC1ERKS_ = alias void (%class.A*, %class.A*)* @_ZN1AC2ERKS_ 19 20 ; Function Attrs: nounwind uwtable 21 define void @_ZN1AC2Ei(%class.A* %this, i32 %i) unnamed_addr #0 align 2 { 22 entry: 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), !dbg !69 27 store i32 %i, i32* %i.addr, align 4 28 call void @llvm.dbg.declare(metadata !{i32* %i.addr}, metadata !70), !dbg !71 29 %this1 = load %class.A** %this.addr 30 %0 = bitcast %class.A* %this1 to i8***, !dbg !72 31 store i8** getelementptr inbounds ([4 x i8*]* @_ZTV1A, i64 0, i64 2), i8*** %0, !dbg !72 32 %m_int = getelementptr inbounds %class.A* %this1, i32 0, i32 1, !dbg !72 33 %1 = load i32* %i.addr, align 4, !dbg !72 34 store i32 %1, i32* %m_int, align 4, !dbg !72 35 ret void, !dbg !73 36 } 37 38 ; Function Attrs: nounwind readnone 39 declare void @llvm.dbg.declare(metadata, metadata) #1 40 41 ; Function Attrs: nounwind uwtable 42 define void @_ZN1AC2ERKS_(%class.A* %this, %class.A* %rhs) unnamed_addr #0 align 2 { 43 entry: 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), !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), !dbg !77 50 %this1 = load %class.A** %this.addr 51 %0 = bitcast %class.A* %this1 to i8***, !dbg !78 52 store i8** getelementptr inbounds ([4 x i8*]* @_ZTV1A, i64 0, i64 2), i8*** %0, !dbg !78 53 %m_int = getelementptr inbounds %class.A* %this1, i32 0, i32 1, !dbg !78 54 %1 = load %class.A** %rhs.addr, align 8, !dbg !78 55 %m_int2 = getelementptr inbounds %class.A* %1, i32 0, i32 1, !dbg !78 56 %2 = load i32* %m_int2, align 4, !dbg !78 57 store i32 %2, i32* %m_int, align 4, !dbg !78 58 ret void, !dbg !79 59 } 60 61 ; Function Attrs: nounwind uwtable 62 define %class.A* @_ZN1AaSERKS_(%class.A* %this, %class.A* %rhs) #0 align 2 { 63 entry: 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), !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), !dbg !83 70 %this1 = load %class.A** %this.addr 71 %0 = load %class.A** %rhs.addr, align 8, !dbg !84 72 %m_int = getelementptr inbounds %class.A* %0, i32 0, i32 1, !dbg !84 73 %1 = load i32* %m_int, align 4, !dbg !84 74 %m_int2 = getelementptr inbounds %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 77 } 78 79 ; Function Attrs: nounwind uwtable 80 define i32 @_ZN1A7get_intEv(%class.A* %this) #0 align 2 { 81 entry: 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), !dbg !87 85 %this1 = load %class.A** %this.addr 86 %m_int = getelementptr inbounds %class.A* %this1, i32 0, i32 1, !dbg !88 87 %0 = load i32* %m_int, align 4, !dbg !88 88 ret i32 %0, !dbg !88 89 } 90 91 ; Function Attrs: uwtable 92 define void @_ZN1B9AInstanceEv(%class.A* noalias sret %agg.result, %class.B* %this) #2 align 2 { 93 entry: 94 %this.addr = alloca %class.B*, align 8 95 %nrvo = alloca i1 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), !dbg !91 99 %this1 = load %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), !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* %nrvo, !dbg !95 106 br i1 %nrvo.val, label %nrvo.skipdtor, label %nrvo.unused, !dbg !95 107 108 nrvo.unused: ; preds = %entry 109 call void @_ZN1AD2Ev(%class.A* %agg.result), !dbg !96 110 br label %nrvo.skipdtor, !dbg !96 111 112 nrvo.skipdtor: ; preds = %nrvo.unused, %entry 113 ret void, !dbg !98 114 } 115 116 ; Function Attrs: nounwind uwtable 117 define linkonce_odr void @_ZN1AD2Ev(%class.A* %this) unnamed_addr #0 align 2 { 118 entry: 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), !dbg !102 122 %this1 = load %class.A** %this.addr 123 ret void, !dbg !103 124 } 125 126 ; Function Attrs: uwtable 127 define i32 @main(i32 %argc, i8** %argv) #2 { 128 entry: 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), !dbg !105 142 store i8** %argv, i8*** %argv.addr, align 8 143 call void @llvm.dbg.declare(metadata !{i8*** %argv.addr}, metadata !106), !dbg !105 144 call void @llvm.dbg.declare(metadata !{%class.B* %b}, metadata !107), !dbg !108 145 call void @_ZN1BC2Ev(%class.B* %b), !dbg !108 146 call void @llvm.dbg.declare(metadata !{i32* %return_val}, metadata !109), !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 !110 150 151 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), !dbg !114 155 call void @_ZN1B9AInstanceEv(%class.A* sret %a, %class.B* %b), !dbg !114 156 %0 = load 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* %retval, !dbg !116 161 ret i32 %1, !dbg !116 162 163 lpad: ; preds = %entry 164 %2 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) 165 cleanup, !dbg !116 166 %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 !116 172 173 invoke.cont1: ; preds = %lpad 174 br label %eh.resume, !dbg !117 175 176 eh.resume: ; preds = %invoke.cont1 177 %exn = load i8** %exn.slot, !dbg !119 178 %sel = load 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 !119 182 183 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 !121 189 } 190 191 ; Function Attrs: nounwind uwtable 192 define linkonce_odr void @_ZN1BC2Ev(%class.B* %this) unnamed_addr #0 align 2 { 193 entry: 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), !dbg !124 197 %this1 = load %class.B** %this.addr 198 ret void, !dbg !125 199 } 200 201 declare i32 @__gxx_personality_v0(...) 202 203 ; 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() #5 207 unreachable 208 } 209 210 declare i8* @__cxa_begin_catch(i8*) 211 212 declare void @_ZSt9terminatev() 213 214 ; Function Attrs: uwtable 215 define linkonce_odr void @_ZN1AD0Ev(%class.A* %this) unnamed_addr #2 align 2 { 216 entry: 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), !dbg !127 222 %this1 = load %class.A** %this.addr 223 invoke void @_ZN1AD2Ev(%class.A* %this1) 224 to label %invoke.cont unwind label %lpad, !dbg !128 225 226 invoke.cont: ; preds = %entry 227 %0 = bitcast %class.A* %this1 to i8*, !dbg !129 228 call void @_ZdlPv(i8* %0) #7, !dbg !129 229 ret void, !dbg !129 230 231 lpad: ; preds = %entry 232 %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) 233 cleanup, !dbg !131 234 %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 !131 241 242 eh.resume: ; preds = %lpad 243 %exn = load i8** %exn.slot, !dbg !133 244 %sel = load 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 !133 248 } 249 250 ; Function Attrs: nobuiltin nounwind 251 declare void @_ZdlPv(i8*) #4 252 253 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 } 261 262 !llvm.dbg.cu = !{!0} 263 !llvm.module.flags = !{!64, !65} 264 !llvm.ident = !{!66} 265 266 !0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 (trunk 203283) (llvm/trunk 203307)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !48, metadata !2, metadata !2, metadata !"sret.dwo", i32 1} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/sret.cpp] [DW_LANG_C_plus_plus] 267 !1 = metadata !{metadata !"sret.cpp", metadata !"/usr/local/google/home/echristo/tmp"} 268 !2 = metadata !{} 269 !3 = metadata !{metadata !4, metadata !37} 270 !4 = metadata !{i32 786434, metadata !1, null, metadata !"A", i32 1, i64 128, i64 64, i32 0, i32 0, null, metadata !5, i32 0, metadata !"_ZTS1A", null, metadata !"_ZTS1A"} ; [ DW_TAG_class_type ] [A] [line 1, size 128, align 64, offset 0] [def] [from ] 271 !5 = metadata !{metadata !6, metadata !13, metadata !14, metadata !19, metadata !25, metadata !29, metadata !33} 272 !6 = metadata !{i32 786445, metadata !1, metadata !7, metadata !"_vptr$A", i32 0, i64 64, i64 0, i64 0, i32 64, metadata !8} ; [ DW_TAG_member ] [_vptr$A] [line 0, size 64, align 0, offset 0] [artificial] [from ] 273 !7 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/sret.cpp] 274 !8 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 0, offset 0] [from __vtbl_ptr_type] 275 !9 = metadata !{i32 786447, null, null, metadata !"__vtbl_ptr_type", i32 0, i64 64, i64 0, i64 0, i32 0, metadata !10} ; [ DW_TAG_pointer_type ] [__vtbl_ptr_type] [line 0, size 64, align 0, offset 0] [from ] 276 !10 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !11, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 277 !11 = metadata !{metadata !12} 278 !12 = 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] 279 !13 = metadata !{i32 786445, metadata !1, metadata !"_ZTS1A", metadata !"m_int", i32 13, i64 32, i64 32, i64 64, i32 2, metadata !12} ; [ DW_TAG_member ] [m_int] [line 13, size 32, align 32, offset 64] [protected] [from int] 280 !14 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"A", metadata !"A", metadata !"", i32 4, metadata !15, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 4} ; [ DW_TAG_subprogram ] [line 4] [A] 281 !15 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 282 !16 = metadata !{null, metadata !17, metadata !12} 283 !17 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A] 284 !19 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"A", metadata !"A", metadata !"", i32 5, metadata !20, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 5} ; [ DW_TAG_subprogram ] [line 5] [A] 285 !20 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !21, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 286 !21 = metadata !{null, metadata !17, metadata !22} 287 !22 = metadata !{i32 786448, null, null, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !23} ; [ DW_TAG_reference_type ] [line 0, size 0, align 0, offset 0] [from ] 288 !23 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !"_ZTS1A"} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from _ZTS1A] 289 !25 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"operator=", metadata !"operator=", metadata !"_ZN1AaSERKS_", i32 7, metadata !26, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 7} ; [ DW_TAG_subprogram ] [line 7] [operator=] 290 !26 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !27, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 291 !27 = metadata !{metadata !22, metadata !17, metadata !22} 292 !29 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"~A", metadata !"~A", metadata !"", i32 8, metadata !30, i1 false, i1 false, i32 1, i32 0, metadata !"_ZTS1A", i32 256, i1 false, null, null, i32 0, null, i32 8} ; [ DW_TAG_subprogram ] [line 8] [~A] 293 !30 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !31, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 294 !31 = metadata !{null, metadata !17} 295 !33 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"get_int", metadata !"get_int", metadata !"_ZN1A7get_intEv", i32 10, metadata !34, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 10} ; [ DW_TAG_subprogram ] [line 10] [get_int] 296 !34 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !35, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 297 !35 = metadata !{metadata !12, metadata !17} 298 !37 = metadata !{i32 786434, metadata !1, null, metadata !"B", i32 38, i64 8, i64 8, i32 0, i32 0, null, metadata !38, i32 0, null, null, metadata !"_ZTS1B"} ; [ DW_TAG_class_type ] [B] [line 38, size 8, align 8, offset 0] [def] [from ] 299 !38 = metadata !{metadata !39, metadata !44} 300 !39 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"B", metadata !"B", metadata !"", i32 41, metadata !40, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 41} ; [ DW_TAG_subprogram ] [line 41] [B] 301 !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 ] 302 !41 = metadata !{null, metadata !42} 303 !42 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1B"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1B] 304 !44 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"AInstance", metadata !"AInstance", metadata !"_ZN1B9AInstanceEv", i32 43, metadata !45, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 43} ; [ DW_TAG_subprogram ] [line 43] [AInstance] 305 !45 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !46, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 306 !46 = metadata !{metadata !4, metadata !42} 307 !48 = metadata !{metadata !49, metadata !50, metadata !51, metadata !52, metadata !53, metadata !54, metadata !61, metadata !62, metadata !63} 308 !49 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"A", metadata !"A", metadata !"_ZN1AC2Ei", i32 16, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*, i32)* @_ZN1AC2Ei, null, metadata !14, metadata !2, i32 18} ; [ DW_TAG_subprogram ] [line 16] [def] [scope 18] [A] 309 !50 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"A", metadata !"A", metadata !"_ZN1AC2ERKS_", i32 21, metadata !20, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*, %class.A*)* @_ZN1AC2ERKS_, null, metadata !19, metadata !2, i32 23} ; [ DW_TAG_subprogram ] [line 21] [def] [scope 23] [A] 310 !51 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"operator=", metadata !"operator=", metadata !"_ZN1AaSERKS_", i32 27, metadata !26, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, %class.A* (%class.A*, %class.A*)* @_ZN1AaSERKS_, null, metadata !25, metadata !2, i32 28} ; [ DW_TAG_subprogram ] [line 27] [def] [scope 28] [operator=] 311 !52 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"get_int", metadata !"get_int", metadata !"_ZN1A7get_intEv", i32 33, metadata !34, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (%class.A*)* @_ZN1A7get_intEv, null, metadata !33, metadata !2, i32 34} ; [ DW_TAG_subprogram ] [line 33] [def] [scope 34] [get_int] 312 !53 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"AInstance", metadata !"AInstance", metadata !"_ZN1B9AInstanceEv", i32 47, metadata !45, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*, %class.B*)* @_ZN1B9AInstanceEv, null, metadata !44, metadata !2, i32 48} ; [ DW_TAG_subprogram ] [line 47] [def] [scope 48] [AInstance] 313 !54 = metadata !{i32 786478, metadata !1, metadata !7, metadata !"main", metadata !"main", metadata !"", i32 53, metadata !55, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32, i8**)* @main, null, null, metadata !2, i32 54} ; [ DW_TAG_subprogram ] [line 53] [def] [scope 54] [main] 314 !55 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !56, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 315 !56 = metadata !{metadata !12, metadata !12, metadata !57} 316 !57 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !58} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ] 317 !58 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !59} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ] 318 !59 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !60} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from char] 319 !60 = metadata !{i32 786468, null, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ] [char] [line 0, size 8, align 8, offset 0, enc DW_ATE_signed_char] 320 !61 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"~A", metadata !"~A", metadata !"_ZN1AD0Ev", i32 8, metadata !30, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*)* @_ZN1AD0Ev, null, metadata !29, metadata !2, i32 8} ; [ DW_TAG_subprogram ] [line 8] [def] [~A] 321 !62 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1B", metadata !"B", metadata !"B", metadata !"_ZN1BC2Ev", i32 41, metadata !40, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.B*)* @_ZN1BC2Ev, null, metadata !39, metadata !2, i32 41} ; [ DW_TAG_subprogram ] [line 41] [def] [B] 322 !63 = metadata !{i32 786478, metadata !1, metadata !"_ZTS1A", metadata !"~A", metadata !"~A", metadata !"_ZN1AD2Ev", i32 8, metadata !30, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%class.A*)* @_ZN1AD2Ev, null, metadata !29, metadata !2, i32 8} ; [ DW_TAG_subprogram ] [line 8] [def] [~A] 323 !64 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} 324 !65 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 325 !66 = metadata !{metadata !"clang version 3.5.0 (trunk 203283) (llvm/trunk 203307)"} 326 !67 = metadata !{i32 786689, metadata !49, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 327 !68 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !"_ZTS1A"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1A] 328 !69 = metadata !{i32 0, i32 0, metadata !49, null} 329 !70 = metadata !{i32 786689, metadata !49, metadata !"i", metadata !7, i32 33554448, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [i] [line 16] 330 !71 = metadata !{i32 16, i32 0, metadata !49, null} 331 !72 = metadata !{i32 18, i32 0, metadata !49, null} 332 !73 = metadata !{i32 19, i32 0, metadata !49, null} 333 !74 = metadata !{i32 786689, metadata !50, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 334 !75 = metadata !{i32 0, i32 0, metadata !50, null} 335 !76 = metadata !{i32 786689, metadata !50, metadata !"rhs", metadata !7, i32 33554453, metadata !22, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [rhs] [line 21] 336 !77 = metadata !{i32 21, i32 0, metadata !50, null} 337 !78 = metadata !{i32 23, i32 0, metadata !50, null} 338 !79 = metadata !{i32 24, i32 0, metadata !50, null} 339 !80 = metadata !{i32 786689, metadata !51, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 340 !81 = metadata !{i32 0, i32 0, metadata !51, null} 341 !82 = metadata !{i32 786689, metadata !51, metadata !"rhs", metadata !7, i32 33554459, metadata !22, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [rhs] [line 27] 342 !83 = metadata !{i32 27, i32 0, metadata !51, null} 343 !84 = metadata !{i32 29, i32 0, metadata !51, null} 344 !85 = metadata !{i32 30, i32 0, metadata !51, null} 345 !86 = metadata !{i32 786689, metadata !52, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 346 !87 = metadata !{i32 0, i32 0, metadata !52, null} 347 !88 = metadata !{i32 35, i32 0, metadata !52, null} 348 !89 = metadata !{i32 786689, metadata !53, metadata !"this", null, i32 16777216, metadata !90, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 349 !90 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !"_ZTS1B"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1B] 350 !91 = metadata !{i32 0, i32 0, metadata !53, null} 351 !92 = metadata !{i32 49, i32 0, metadata !53, null} 352 !93 = metadata !{i32 786688, metadata !53, metadata !"a", metadata !7, i32 49, metadata !4, i32 8192, i32 0} ; [ DW_TAG_auto_variable ] [a] [line 49] 353 !94 = metadata !{i32 50, i32 0, metadata !53, null} 354 !95 = metadata !{i32 51, i32 0, metadata !53, null} 355 !96 = metadata !{i32 51, i32 0, metadata !97, null} 356 !97 = metadata !{i32 786443, metadata !1, metadata !53, i32 51, i32 0, i32 2, i32 5} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 357 !98 = metadata !{i32 51, i32 0, metadata !99, null} 358 !99 = metadata !{i32 786443, metadata !1, metadata !100, i32 51, i32 0, i32 3, i32 6} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 359 !100 = metadata !{i32 786443, metadata !1, metadata !53, i32 51, i32 0, i32 1, i32 4} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 360 !101 = metadata !{i32 786689, metadata !63, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 361 !102 = metadata !{i32 0, i32 0, metadata !63, null} 362 !103 = metadata !{i32 8, i32 0, metadata !63, null} ; [ DW_TAG_imported_declaration ] 363 !104 = metadata !{i32 786689, metadata !54, metadata !"argc", metadata !7, i32 16777269, metadata !12, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [argc] [line 53] 364 !105 = metadata !{i32 53, i32 0, metadata !54, null} 365 !106 = metadata !{i32 786689, metadata !54, metadata !"argv", metadata !7, i32 33554485, metadata !57, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [argv] [line 53] 366 !107 = metadata !{i32 786688, metadata !54, metadata !"b", metadata !7, i32 55, metadata !37, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [b] [line 55] 367 !108 = metadata !{i32 55, i32 0, metadata !54, null} 368 !109 = metadata !{i32 786688, metadata !54, metadata !"return_val", metadata !7, i32 56, metadata !12, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [return_val] [line 56] 369 !110 = metadata !{i32 56, i32 0, metadata !54, null} 370 !111 = metadata !{i32 56, i32 0, metadata !112, null} 371 !112 = metadata !{i32 786443, metadata !1, metadata !54, i32 56, i32 0, i32 1, i32 7} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 372 !113 = metadata !{i32 786688, metadata !54, metadata !"a", metadata !7, i32 58, metadata !4, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [a] [line 58] 373 !114 = metadata !{i32 58, i32 0, metadata !54, null} ; [ DW_TAG_imported_module ] 374 !115 = metadata !{i32 59, i32 0, metadata !54, null} 375 !116 = metadata !{i32 60, i32 0, metadata !54, null} 376 !117 = metadata !{i32 60, i32 0, metadata !118, null} 377 !118 = metadata !{i32 786443, metadata !1, metadata !54, i32 60, i32 0, i32 1, i32 8} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 378 !119 = metadata !{i32 60, i32 0, metadata !120, null} 379 !120 = metadata !{i32 786443, metadata !1, metadata !54, i32 60, i32 0, i32 3, i32 10} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 380 !121 = metadata !{i32 60, i32 0, metadata !122, null} 381 !122 = metadata !{i32 786443, metadata !1, metadata !54, i32 60, i32 0, i32 2, i32 9} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 382 !123 = metadata !{i32 786689, metadata !62, metadata !"this", null, i32 16777216, metadata !90, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 383 !124 = metadata !{i32 0, i32 0, metadata !62, null} 384 !125 = metadata !{i32 41, i32 0, metadata !62, null} 385 !126 = metadata !{i32 786689, metadata !61, metadata !"this", null, i32 16777216, metadata !68, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] 386 !127 = metadata !{i32 0, i32 0, metadata !61, null} 387 !128 = metadata !{i32 8, i32 0, metadata !61, null} ; [ DW_TAG_imported_declaration ] 388 !129 = metadata !{i32 8, i32 0, metadata !130, null} ; [ DW_TAG_imported_declaration ] 389 !130 = metadata !{i32 786443, metadata !1, metadata !61, i32 8, i32 0, i32 1, i32 11} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 390 !131 = metadata !{i32 8, i32 0, metadata !132, null} ; [ DW_TAG_imported_declaration ] 391 !132 = metadata !{i32 786443, metadata !1, metadata !61, i32 8, i32 0, i32 2, i32 12} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 392 !133 = metadata !{i32 8, i32 0, metadata !134, null} ; [ DW_TAG_imported_declaration ] 393 !134 = metadata !{i32 786443, metadata !1, metadata !61, i32 8, i32 0, i32 3, i32 13} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/sret.cpp] 394
