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-rw-r--r--llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp25
-rw-r--r--llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.h1
-rw-r--r--llvm/lib/DebugInfo/CodeView/TypeDumper.cpp1
-rw-r--r--llvm/test/DebugInfo/COFF/types-data-members.ll64
-rw-r--r--llvm/test/DebugInfo/COFF/vftables.ll526
5 files changed, 573 insertions, 44 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
index e30864e6934..63d9a4744a4 100644
--- a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.cpp
@@ -937,6 +937,9 @@ TypeIndex CodeViewDebug::lowerType(const DIType *Ty, const DIType *ClassTy) {
case dwarf::DW_TAG_base_type:
return lowerTypeBasic(cast<DIBasicType>(Ty));
case dwarf::DW_TAG_pointer_type:
+ if (cast<DIDerivedType>(Ty)->getName() == "__vtbl_ptr_type")
+ return lowerTypeVFTableShape(cast<DIDerivedType>(Ty));
+ LLVM_FALLTHROUGH;
case dwarf::DW_TAG_reference_type:
case dwarf::DW_TAG_rvalue_reference_type:
return lowerTypePointer(cast<DIDerivedType>(Ty));
@@ -1321,6 +1324,12 @@ TypeIndex CodeViewDebug::lowerTypeMemberFunction(const DISubroutineType *Ty,
return TI;
}
+TypeIndex CodeViewDebug::lowerTypeVFTableShape(const DIDerivedType *Ty) {
+ unsigned VSlotCount = Ty->getSizeInBits() / (8 * Asm->MAI->getPointerSize());
+ SmallVector<VFTableSlotKind, 4> Slots(VSlotCount, VFTableSlotKind::Near);
+ return TypeTable.writeKnownType(VFTableShapeRecord(Slots));
+}
+
static MemberAccess translateAccessFlags(unsigned RecordTag, unsigned Flags) {
switch (Flags & DINode::FlagAccessibility) {
case DINode::FlagPrivate: return MemberAccess::Private;
@@ -1453,6 +1462,8 @@ struct llvm::ClassInfo {
// Direct overloaded methods gathered by name.
MethodsMap Methods;
+ TypeIndex VShapeTI;
+
std::vector<const DICompositeType *> NestedClasses;
};
@@ -1501,11 +1512,13 @@ ClassInfo CodeViewDebug::collectClassInfo(const DICompositeType *Ty) {
collectMemberInfo(Info, DDTy);
} else if (DDTy->getTag() == dwarf::DW_TAG_inheritance) {
Info.Inheritance.push_back(DDTy);
+ } else if (DDTy->getTag() == dwarf::DW_TAG_pointer_type &&
+ DDTy->getName() == "__vtbl_ptr_type") {
+ Info.VShapeTI = getTypeIndex(DDTy);
} else if (DDTy->getTag() == dwarf::DW_TAG_friend) {
// Ignore friend members. It appears that MSVC emitted info about
// friends in the past, but modern versions do not.
}
- // FIXME: Get Clang to emit function virtual table here and handle it.
} else if (auto *Composite = dyn_cast<DICompositeType>(Element)) {
Info.NestedClasses.push_back(Composite);
}
@@ -1646,6 +1659,14 @@ CodeViewDebug::lowerRecordFieldList(const DICompositeType *Ty) {
continue;
}
+ // Virtual function pointer member.
+ if ((Member->getFlags() & DINode::FlagArtificial) &&
+ Member->getName().startswith("_vptr$")) {
+ Fields.writeMemberType(VFPtrRecord(getTypeIndex(Member->getBaseType())));
+ MemberCount++;
+ continue;
+ }
+
// Data member.
uint64_t MemberOffsetInBits =
Member->getOffsetInBits() + MemberInfo.BaseOffset;
@@ -1704,7 +1725,7 @@ CodeViewDebug::lowerRecordFieldList(const DICompositeType *Ty) {
}
TypeIndex FieldTI = TypeTable.writeFieldList(Fields);
- return std::make_tuple(FieldTI, TypeIndex(), MemberCount,
+ return std::make_tuple(FieldTI, Info.VShapeTI, MemberCount,
!Info.NestedClasses.empty());
}
diff --git a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.h b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.h
index e4bbd61d4ce..2dc33235d80 100644
--- a/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.h
+++ b/llvm/lib/CodeGen/AsmPrinter/CodeViewDebug.h
@@ -251,6 +251,7 @@ class LLVM_LIBRARY_VISIBILITY CodeViewDebug : public DebugHandlerBase {
codeview::TypeIndex lowerTypeMemberPointer(const DIDerivedType *Ty);
codeview::TypeIndex lowerTypeModifier(const DIDerivedType *Ty);
codeview::TypeIndex lowerTypeFunction(const DISubroutineType *Ty);
+ codeview::TypeIndex lowerTypeVFTableShape(const DIDerivedType *Ty);
codeview::TypeIndex lowerTypeMemberFunction(const DISubroutineType *Ty,
const DIType *ClassTy,
int ThisAdjustment);
diff --git a/llvm/lib/DebugInfo/CodeView/TypeDumper.cpp b/llvm/lib/DebugInfo/CodeView/TypeDumper.cpp
index 3f409762398..23788205fcf 100644
--- a/llvm/lib/DebugInfo/CodeView/TypeDumper.cpp
+++ b/llvm/lib/DebugInfo/CodeView/TypeDumper.cpp
@@ -518,6 +518,7 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
VFTableShapeRecord &Shape) {
W->printNumber("VFEntryCount", Shape.getEntryCount());
+ Name = saveName("<vftable " + utostr(Shape.getEntryCount()) + " methods>");
return Error::success();
}
diff --git a/llvm/test/DebugInfo/COFF/types-data-members.ll b/llvm/test/DebugInfo/COFF/types-data-members.ll
index 759a5e54644..9276b962ac8 100644
--- a/llvm/test/DebugInfo/COFF/types-data-members.ll
+++ b/llvm/test/DebugInfo/COFF/types-data-members.ll
@@ -256,18 +256,13 @@
; CHECK: IsUnaligned: 0
; CHECK: SizeOf: 8
; CHECK: }
-; CHECK: Procedure (0x1013) {
-; CHECK: TypeLeafKind: LF_PROCEDURE (0x1008)
-; CHECK: ReturnType: int (0x74)
-; CHECK: CallingConvention: NearC (0x0)
-; CHECK: FunctionOptions [ (0x0)
-; CHECK: ]
-; CHECK: NumParameters: 0
-; CHECK: ArgListType: () (0x1000)
+; CHECK: VFTableShape (0x1013) {
+; CHECK: TypeLeafKind: LF_VTSHAPE (0xA)
+; CHECK: VFEntryCount: 1
; CHECK: }
; CHECK: Pointer (0x1014) {
; CHECK: TypeLeafKind: LF_POINTER (0x1002)
-; CHECK: PointeeType: int () (0x1013)
+; CHECK: PointeeType: <vftable 1 methods> (0x1013)
; CHECK: PointerAttributes: 0x1000C
; CHECK: PtrType: Near64 (0xC)
; CHECK: PtrMode: Pointer (0x0)
@@ -277,19 +272,7 @@
; CHECK: IsUnaligned: 0
; CHECK: SizeOf: 8
; CHECK: }
-; CHECK: Pointer (0x1015) {
-; CHECK: TypeLeafKind: LF_POINTER (0x1002)
-; CHECK: PointeeType: int ()* (0x1014)
-; CHECK: PointerAttributes: 0x1000C
-; CHECK: PtrType: Near64 (0xC)
-; CHECK: PtrMode: Pointer (0x0)
-; CHECK: IsFlat: 0
-; CHECK: IsConst: 0
-; CHECK: IsVolatile: 0
-; CHECK: IsUnaligned: 0
-; CHECK: SizeOf: 8
-; CHECK: }
-; CHECK: FieldList (0x1016) {
+; CHECK: FieldList (0x1015) {
; CHECK: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK: BaseClass {
; CHECK: AccessSpecifier: Public (0x3)
@@ -303,11 +286,8 @@
; CHECK: VBPtrOffset: 0x0
; CHECK: VBTableIndex: 0x1
; CHECK: }
-; CHECK: DataMember {
-; CHECK: AccessSpecifier: Public (0x3)
-; CHECK: Type: int ()** (0x1015)
-; CHECK: FieldOffset: 0x0
-; CHECK: Name: _vptr$DerivedClass
+; CHECK: VFPtr {
+; CHECK: Type: <vftable 1 methods>* (0x1014)
; CHECK: }
; CHECK: DataMember {
; CHECK: AccessSpecifier: Public (0x3)
@@ -316,26 +296,26 @@
; CHECK: Name: d
; CHECK: }
; CHECK: }
-; CHECK: Struct (0x1017) {
+; CHECK: Struct (0x1016) {
; CHECK: TypeLeafKind: LF_STRUCTURE (0x1505)
; CHECK: MemberCount: 2
; CHECK: Properties [ (0x200)
; CHECK: HasUniqueName (0x200)
; CHECK: ]
-; CHECK: FieldList: <field list> (0x1016)
+; CHECK: FieldList: <field list> (0x1015)
; CHECK: DerivedFrom: 0x0
; CHECK: VShape: 0x0
; CHECK: SizeOf: 48
; CHECK: Name: DerivedClass
; CHECK: LinkageName: .?AUDerivedClass@@
; CHECK: }
-; CHECK: UdtSourceLine (0x1018) {
+; CHECK: UdtSourceLine (0x1017) {
; CHECK: TypeLeafKind: LF_UDT_SRC_LINE (0x1606)
-; CHECK: UDT: DerivedClass (0x1017)
+; CHECK: UDT: DerivedClass (0x1016)
; CHECK: SourceFile: D:\src\llvm\build\t.cpp (0x1007)
; CHECK: LineNumber: 20
; CHECK: }
-; CHECK: Struct (0x1019) {
+; CHECK: Struct (0x1018) {
; CHECK: TypeLeafKind: LF_STRUCTURE (0x1505)
; CHECK: MemberCount: 0
; CHECK: Properties [ (0x288)
@@ -350,7 +330,7 @@
; CHECK: Name: Class::Nested
; CHECK: LinkageName: .?AUNested@Class@@
; CHECK: }
-; CHECK: FieldList (0x101A) {
+; CHECK: FieldList (0x1019) {
; CHECK: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK: DataMember {
; CHECK: AccessSpecifier: Public (0x3)
@@ -359,27 +339,27 @@
; CHECK: Name: n
; CHECK: }
; CHECK: }
-; CHECK: Struct (0x101B) {
+; CHECK: Struct (0x101A) {
; CHECK: TypeLeafKind: LF_STRUCTURE (0x1505)
; CHECK: MemberCount: 1
; CHECK: Properties [ (0x208)
; CHECK: HasUniqueName (0x200)
; CHECK: Nested (0x8)
; CHECK: ]
-; CHECK: FieldList: <field list> (0x101A)
+; CHECK: FieldList: <field list> (0x1019)
; CHECK: DerivedFrom: 0x0
; CHECK: VShape: 0x0
; CHECK: SizeOf: 4
; CHECK: Name: Class::Nested
; CHECK: LinkageName: .?AUNested@Class@@
; CHECK: }
-; CHECK: UdtSourceLine (0x101C) {
+; CHECK: UdtSourceLine (0x101B) {
; CHECK: TypeLeafKind: LF_UDT_SRC_LINE (0x1606)
-; CHECK: UDT: Class::Nested (0x101B)
+; CHECK: UDT: Class::Nested (0x101A)
; CHECK: SourceFile: D:\src\llvm\build\t.cpp (0x1007)
; CHECK: LineNumber: 23
; CHECK: }
-; CHECK: Pointer (0x101D) {
+; CHECK: Pointer (0x101C) {
; CHECK: TypeLeafKind: LF_POINTER (0x1002)
; CHECK: PointeeType: DerivedClass (0x1011)
; CHECK: PointerAttributes: 0x1000C
@@ -391,11 +371,11 @@
; CHECK: IsUnaligned: 0
; CHECK: SizeOf: 8
; CHECK: }
-; CHECK: MemberFunction (0x101E) {
+; CHECK: MemberFunction (0x101D) {
; CHECK: TypeLeafKind: LF_MFUNCTION (0x1009)
; CHECK: ReturnType: void (0x3)
; CHECK: ClassType: DerivedClass (0x1011)
-; CHECK: ThisType: DerivedClass* (0x101D)
+; CHECK: ThisType: DerivedClass* (0x101C)
; CHECK: CallingConvention: NearC (0x0)
; CHECK: FunctionOptions [ (0x0)
; CHECK: ]
@@ -403,10 +383,10 @@
; CHECK: ArgListType: () (0x1000)
; CHECK: ThisAdjustment: 0
; CHECK: }
-; CHECK: MemberFuncId (0x101F) {
+; CHECK: MemberFuncId (0x101E) {
; CHECK: TypeLeafKind: LF_MFUNC_ID (0x1602)
; CHECK: ClassType: DerivedClass (0x1011)
-; CHECK: FunctionType: void DerivedClass::() (0x101E)
+; CHECK: FunctionType: void DerivedClass::() (0x101D)
; CHECK: Name: DerivedClass::DerivedClass
; CHECK: }
; CHECK: ]
diff --git a/llvm/test/DebugInfo/COFF/vftables.ll b/llvm/test/DebugInfo/COFF/vftables.ll
new file mode 100644
index 00000000000..ebb64738143
--- /dev/null
+++ b/llvm/test/DebugInfo/COFF/vftables.ll
@@ -0,0 +1,526 @@
+; RUN: llc < %s -filetype=obj | llvm-readobj - -codeview | FileCheck %s
+
+; C++ source to regenerate:
+; struct A {
+; virtual void f();
+; virtual void g();
+; int a = 0;
+; };
+; struct B {
+; virtual void g();
+; virtual void f();
+; int b = 0;
+; };
+; struct C : A, B {
+; virtual void g();
+; virtual void f();
+; int c = 0;
+; };
+; struct D : C {
+; virtual void g();
+; virtual void f();
+; int d = 0;
+; };
+; void h() { D d; }
+
+; CHECK: VFTableShape ([[vshape_1:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_VTSHAPE (0xA)
+; CHECK-NEXT: VFEntryCount: 1
+; CHECK-NEXT: }
+
+; CHECK: Pointer ([[vptr_1:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_POINTER (0x1002)
+; CHECK-NEXT: PointeeType: <vftable 1 methods> ([[vshape_1]])
+
+; CHECK: FieldList ([[a_members:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
+; CHECK-NEXT: VFPtr {
+; CHECK-NEXT: TypeLeafKind: LF_VFUNCTAB (0x1409)
+; CHECK-NEXT: Type: <vftable 1 methods>* ([[vptr_1]])
+; CHECK-NEXT: }
+; CHECK-NEXT: DataMember {
+; CHECK-NEXT: TypeLeafKind: LF_MEMBER (0x150D)
+; CHECK-NEXT: AccessSpecifier: Public (0x3)
+; CHECK-NEXT: Type: int (0x74)
+; CHECK-NEXT: FieldOffset: 0x8
+; CHECK-NEXT: Name: a
+; CHECK-NEXT: }
+; CHECK-NEXT: OneMethod {
+; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
+; CHECK-NEXT: AccessSpecifier: Public (0x3)
+; CHECK-NEXT: MethodKind: IntroducingVirtual (0x4)
+; CHECK-NEXT: Type: void A::()
+; CHECK-NEXT: VFTableOffset: 0x0
+; CHECK-NEXT: Name: g
+; CHECK-NEXT: }
+; CHECK-NEXT: }
+
+; CHECK: Struct ({{.*}}) {
+; CHECK-NEXT: TypeLeafKind: LF_STRUCTURE (0x1505)
+; CHECK-NEXT: MemberCount: 3
+; CHECK-NEXT: Properties [ (0x200)
+; CHECK-NEXT: HasUniqueName (0x200)
+; CHECK-NEXT: ]
+; CHECK-NEXT: FieldList: <field list> ([[a_members]])
+; CHECK-NEXT: DerivedFrom: 0x0
+; CHECK-NEXT: VShape: <vftable 1 methods> ([[vshape_1]])
+; CHECK-NEXT: SizeOf: 16
+; CHECK-NEXT: Name: A
+; CHECK-NEXT: LinkageName: .?AUA@@
+; CHECK-NEXT: }
+
+; CHECK: VFTableShape ([[vshape_2:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_VTSHAPE (0xA)
+; CHECK-NEXT: VFEntryCount: 2
+; CHECK-NEXT: }
+
+; CHECK: Pointer ([[vptr_2:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_POINTER (0x1002)
+; CHECK-NEXT: PointeeType: <vftable 2 methods> ([[vshape_2]])
+
+; CHECK: FieldList ([[b_members:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
+; CHECK-NEXT: VFPtr {
+; CHECK-NEXT: TypeLeafKind: LF_VFUNCTAB (0x1409)
+; CHECK-NEXT: Type: <vftable 2 methods>* ([[vptr_2]])
+; CHECK-NEXT: }
+
+; CHECK: Struct ({{.*}}) {
+; CHECK-NEXT: TypeLeafKind: LF_STRUCTURE (0x1505)
+; CHECK-NEXT: MemberCount: 4
+; CHECK-NEXT: Properties [ (0x200)
+; CHECK-NEXT: HasUniqueName (0x200)
+; CHECK-NEXT: ]
+; CHECK-NEXT: FieldList: <field list> ([[b_members]])
+; CHECK-NEXT: DerivedFrom: 0x0
+; CHECK-NEXT: VShape: <vftable 2 methods> ([[vshape_2]])
+; CHECK-NEXT: SizeOf: 16
+; CHECK-NEXT: Name: B
+; CHECK-NEXT: LinkageName: .?AUB@@
+; CHECK-NEXT: }
+
+; C has a primary base, so it does not need a VFPtr member.
+
+; CHECK: FieldList ([[c_members:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
+; CHECK-NEXT: BaseClass {
+; CHECK-NEXT: TypeLeafKind: LF_BCLASS (0x1400)
+; CHECK-NEXT: AccessSpecifier: Public (0x3)
+; CHECK-NEXT: BaseType: A
+; CHECK-NEXT: BaseOffset: 0x0
+; CHECK-NEXT: }
+; CHECK-NEXT: BaseClass {
+; CHECK-NEXT: TypeLeafKind: LF_BCLASS (0x1400)
+; CHECK-NEXT: AccessSpecifier: Public (0x3)
+; CHECK-NEXT: BaseType: B
+; CHECK-NEXT: BaseOffset: 0x10
+; CHECK-NEXT: }
+; CHECK-NOT: VFPtr
+
+; FIXME: Is the MemberCount correct?
+
+; CHECK: Struct ({{.*}}) {
+; CHECK-NEXT: TypeLeafKind: LF_STRUCTURE (0x1505)
+; CHECK-NEXT: MemberCount: 3
+; CHECK-NEXT: Properties [ (0x200)
+; CHECK-NEXT: HasUniqueName (0x200)
+; CHECK-NEXT: ]
+; CHECK-NEXT: FieldList: <field list> ([[c_members]])
+; CHECK-NEXT: DerivedFrom: 0x0
+; CHECK-NEXT: VShape: <vftable 1 methods> ([[vshape_1]])
+; CHECK-NEXT: SizeOf: 40
+; CHECK-NEXT: Name: C
+; CHECK-NEXT: LinkageName: .?AUC@@
+; CHECK-NEXT: }
+
+; CHECK: FieldList ([[d_members:0x[A-Z0-9]+]]) {
+; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
+; CHECK-NEXT: BaseClass {
+; CHECK-NEXT: TypeLeafKind: LF_BCLASS (0x1400)
+; CHECK-NEXT: AccessSpecifier: Public (0x3)
+; CHECK-NEXT: BaseType: C
+; CHECK-NEXT: BaseOffset: 0x0
+; CHECK-NEXT: }
+; CHECK-NOT: VFPtr
+
+; CHECK: Struct ({{.*}}) {
+; CHECK-NEXT: TypeLeafKind: LF_STRUCTURE (0x1505)
+; CHECK-NEXT: MemberCount: 3
+; CHECK-NEXT: Properties [ (0x200)
+; CHECK-NEXT: HasUniqueName (0x200)
+; CHECK-NEXT: ]
+; CHECK-NEXT: FieldList: <field list> ([[d_members]])
+; CHECK-NEXT: DerivedFrom: 0x0
+; CHECK-NEXT: VShape: <vftable 1 methods> ([[vshape_1]])
+; CHECK-NEXT: SizeOf: 48
+; CHECK-NEXT: Name: D
+; CHECK-NEXT: LinkageName: .?AUD@@
+; CHECK-NEXT: }
+
+; ModuleID = 't.cpp'
+source_filename = "t.cpp"
+target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc19.0.24210"
+
+%rtti.CompleteObjectLocator = type { i32, i32, i32, i32, i32, i32 }
+%rtti.TypeDescriptor7 = type { i8**, i8*, [8 x i8] }
+%rtti.ClassHierarchyDescriptor = type { i32, i32, i32, i32 }
+%rtti.BaseClassDescriptor = type { i32, i32, i32, i32, i32, i32, i32 }
+%struct.A = type { i32 (...)**, i32 }
+%struct.B = type { i32 (...)**, i32 }
+%struct.C = type { %struct.A, %struct.B, i32 }
+%struct.D = type { %struct.C, i32 }
+
+$"\01??0A@@QEAA@XZ" = comdat any
+
+$"\01??0B@@QEAA@XZ" = comdat any
+
+$"\01??0C@@QEAA@XZ" = comdat any
+
+$"\01??0D@@QEAA@XZ" = comdat any
+
+$"\01?g@C@@WBA@EAAXXZ" = comdat any
+
+$"\01?g@D@@WBA@EAAXXZ" = comdat any
+
+$"\01??_7A@@6B@" = comdat largest
+
+$"\01??_R4A@@6B@" = comdat any
+
+$"\01??_R0?AUA@@@8" = comdat any
+
+$"\01??_R3A@@8" = comdat any
+
+$"\01??_R2A@@8" = comdat any
+
+$"\01??_R1A@?0A@EA@A@@8" = comdat any
+
+$"\01??_7B@@6B@" = comdat largest
+
+$"\01??_R4B@@6B@" = comdat any
+
+$"\01??_R0?AUB@@@8" = comdat any
+
+$"\01??_R3B@@8" = comdat any
+
+$"\01??_R2B@@8" = comdat any
+
+$"\01??_R1A@?0A@EA@B@@8" = comdat any
+
+$"\01??_7C@@6BA@@@" = comdat largest
+
+$"\01??_7C@@6BB@@@" = comdat largest
+
+$"\01??_R4C@@6BA@@@" = comdat any
+
+$"\01??_R0?AUC@@@8" = comdat any
+
+$"\01??_R3C@@8" = comdat any
+
+$"\01??_R2C@@8" = comdat any
+
+$"\01??_R1A@?0A@EA@C@@8" = comdat any
+
+$"\01??_R1BA@?0A@EA@B@@8" = comdat any
+
+$"\01??_R4C@@6BB@@@" = comdat any
+
+$"\01??_7D@@6BA@@@" = comdat largest
+
+$"\01??_7D@@6BB@@@" = comdat largest
+
+$"\01??_R4D@@6BA@@@" = comdat any
+
+$"\01??_R0?AUD@@@8" = comdat any
+
+$"\01??_R3D@@8" = comdat any
+
+$"\01??_R2D@@8" = comdat any
+
+$"\01??_R1A@?0A@EA@D@@8" = comdat any
+
+$"\01??_R4D@@6BB@@@" = comdat any
+
+@0 = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4A@@6B@" to i8*), i8* bitcast (void (%struct.A*)* @"\01?g@A@@UEAAXXZ" to i8*)], comdat($"\01??_7A@@6B@")
+@"\01??_R4A@@6B@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4A@@6B@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_7type_info@@6B@" = external constant i8*
+@"\01??_R0?AUA@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUA@@\00" }, comdat
+@__ImageBase = external constant i8
+@"\01??_R3A@@8" = linkonce_odr constant %rtti.ClassHierarchyDescriptor { i32 0, i32 0, i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint ([2 x i32]* @"\01??_R2A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R2A@@8" = linkonce_odr constant [2 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0], comdat
+@"\01??_R1A@?0A@EA@A@@8" = linkonce_odr constant %rtti.BaseClassDescriptor { i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 0, i32 -1, i32 0, i32 64, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@1 = private unnamed_addr constant [3 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4B@@6B@" to i8*), i8* bitcast (void (%struct.B*)* @"\01?g@B@@UEAAXXZ" to i8*), i8* bitcast (void (%struct.B*)* @"\01?f@B@@UEAAXXZ" to i8*)], comdat($"\01??_7B@@6B@")
+@"\01??_R4B@@6B@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUB@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4B@@6B@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R0?AUB@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUB@@\00" }, comdat
+@"\01??_R3B@@8" = linkonce_odr constant %rtti.ClassHierarchyDescriptor { i32 0, i32 0, i32 1, i32 trunc (i64 sub nuw nsw (i64 ptrtoint ([2 x i32]* @"\01??_R2B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R2B@@8" = linkonce_odr constant [2 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0], comdat
+@"\01??_R1A@?0A@EA@B@@8" = linkonce_odr constant %rtti.BaseClassDescriptor { i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUB@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 0, i32 -1, i32 0, i32 64, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@2 = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4C@@6BA@@@" to i8*), i8* bitcast (void (%struct.C*)* @"\01?g@C@@UEAAXXZ" to i8*)], comdat($"\01??_7C@@6BA@@@")
+@3 = private unnamed_addr constant [3 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4C@@6BB@@@" to i8*), i8* bitcast (void (%struct.C*)* @"\01?g@C@@WBA@EAAXXZ" to i8*), i8* bitcast (void (i8*)* @"\01?f@C@@UEAAXXZ" to i8*)], comdat($"\01??_7C@@6BB@@@")
+@"\01??_R4C@@6BA@@@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUC@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4C@@6BA@@@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R0?AUC@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUC@@\00" }, comdat
+@"\01??_R3C@@8" = linkonce_odr constant %rtti.ClassHierarchyDescriptor { i32 0, i32 1, i32 3, i32 trunc (i64 sub nuw nsw (i64 ptrtoint ([4 x i32]* @"\01??_R2C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R2C@@8" = linkonce_odr constant [4 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1BA@?0A@EA@B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0], comdat
+@"\01??_R1A@?0A@EA@C@@8" = linkonce_odr constant %rtti.BaseClassDescriptor { i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUC@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 2, i32 0, i32 -1, i32 0, i32 64, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R1BA@?0A@EA@B@@8" = linkonce_odr constant %rtti.BaseClassDescriptor { i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUB@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0, i32 16, i32 -1, i32 0, i32 64, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R4C@@6BB@@@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 16, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUC@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4C@@6BB@@@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@4 = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4D@@6BA@@@" to i8*), i8* bitcast (void (%struct.D*)* @"\01?g@D@@UEAAXXZ" to i8*)], comdat($"\01??_7D@@6BA@@@")
+@5 = private unnamed_addr constant [3 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4D@@6BB@@@" to i8*), i8* bitcast (void (%struct.D*)* @"\01?g@D@@WBA@EAAXXZ" to i8*), i8* bitcast (void (i8*)* @"\01?f@D@@UEAAXXZ" to i8*)], comdat($"\01??_7D@@6BB@@@")
+@"\01??_R4D@@6BA@@@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 0, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUD@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3D@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4D@@6BA@@@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R0?AUD@@@8" = linkonce_odr global %rtti.TypeDescriptor7 { i8** @"\01??_7type_info@@6B@", i8* null, [8 x i8] c".?AUD@@\00" }, comdat
+@"\01??_R3D@@8" = linkonce_odr constant %rtti.ClassHierarchyDescriptor { i32 0, i32 1, i32 4, i32 trunc (i64 sub nuw nsw (i64 ptrtoint ([5 x i32]* @"\01??_R2D@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R2D@@8" = linkonce_odr constant [5 x i32] [i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@D@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@C@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1A@?0A@EA@A@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.BaseClassDescriptor* @"\01??_R1BA@?0A@EA@B@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 0], comdat
+@"\01??_R1A@?0A@EA@D@@8" = linkonce_odr constant %rtti.BaseClassDescriptor { i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUD@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 3, i32 0, i32 -1, i32 0, i32 64, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3D@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+@"\01??_R4D@@6BB@@@" = linkonce_odr constant %rtti.CompleteObjectLocator { i32 1, i32 16, i32 0, i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.TypeDescriptor7* @"\01??_R0?AUD@@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.ClassHierarchyDescriptor* @"\01??_R3D@@8" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32), i32 trunc (i64 sub nuw nsw (i64 ptrtoint (%rtti.CompleteObjectLocator* @"\01??_R4D@@6BB@@@" to i64), i64 ptrtoint (i8* @__ImageBase to i64)) to i32) }, comdat
+
+@"\01??_7A@@6B@" = unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* @0, i32 0, i32 1)
+@"\01??_7B@@6B@" = unnamed_addr alias i8*, getelementptr inbounds ([3 x i8*], [3 x i8*]* @1, i32 0, i32 1)
+@"\01??_7C@@6BA@@@" = unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* @2, i32 0, i32 1)
+@"\01??_7C@@6BB@@@" = unnamed_addr alias i8*, getelementptr inbounds ([3 x i8*], [3 x i8*]* @3, i32 0, i32 1)
+@"\01??_7D@@6BA@@@" = unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* @4, i32 0, i32 1)
+@"\01??_7D@@6BB@@@" = unnamed_addr alias i8*, getelementptr inbounds ([3 x i8*], [3 x i8*]* @5, i32 0, i32 1)
+
+; Function Attrs: nounwind uwtable
+define void @"\01?h@@YAXXZ"() #0 !dbg !7 {
+entry:
+ %a = alloca %struct.A, align 8
+ %b = alloca %struct.B, align 8
+ %c = alloca %struct.C, align 8
+ %d = alloca %struct.D, align 8
+ call void @llvm.dbg.declare(metadata %struct.A* %a, metadata !10, metadata !22), !dbg !23
+ %call = call %struct.A* @"\01??0A@@QEAA@XZ"(%struct.A* %a) #5, !dbg !23
+ call void @llvm.dbg.declare(metadata %struct.B* %b, metadata !24, metadata !22), !dbg !36
+ %call1 = call %struct.B* @"\01??0B@@QEAA@XZ"(%struct.B* %b) #5, !dbg !36
+ call void @llvm.dbg.declare(metadata %struct.C* %c, metadata !37, metadata !22), !dbg !48
+ %call2 = call %struct.C* @"\01??0C@@QEAA@XZ"(%struct.C* %c) #5, !dbg !48
+ call void @llvm.dbg.declare(metadata %struct.D* %d, metadata !49, metadata !22), !dbg !59
+ %call3 = call %struct.D* @"\01??0D@@QEAA@XZ"(%struct.D* %d) #5, !dbg !59
+ ret void, !dbg !60
+}
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
+
+; Function Attrs: inlinehint nounwind uwtable
+define linkonce_odr %struct.A* @"\01??0A@@QEAA@XZ"(%struct.A* returned %this) unnamed_addr #2 comdat align 2 !dbg !61 {
+entry:
+ %this.addr = alloca %struct.A*, align 8
+ store %struct.A* %this, %struct.A** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.A** %this.addr, metadata !63, metadata !22), !dbg !65
+ %this1 = load %struct.A*, %struct.A** %this.addr, align 8
+ %0 = bitcast %struct.A* %this1 to i32 (...)***, !dbg !66
+ store i32 (...)** bitcast (i8** @"\01??_7A@@6B@" to i32 (...)**), i32 (...)*** %0, align 8, !dbg !66
+ %a = getelementptr inbounds %struct.A, %struct.A* %this1, i32 0, i32 1, !dbg !67
+ store i32 0, i32* %a, align 8, !dbg !67
+ ret %struct.A* %this1, !dbg !66
+}
+
+; Function Attrs: inlinehint nounwind uwtable
+define linkonce_odr %struct.B* @"\01??0B@@QEAA@XZ"(%struct.B* returned %this) unnamed_addr #2 comdat align 2 !dbg !68 {
+entry:
+ %this.addr = alloca %struct.B*, align 8
+ store %struct.B* %this, %struct.B** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.B** %this.addr, metadata !70, metadata !22), !dbg !72
+ %this1 = load %struct.B*, %struct.B** %this.addr, align 8
+ %0 = bitcast %struct.B* %this1 to i32 (...)***, !dbg !73
+ store i32 (...)** bitcast (i8** @"\01??_7B@@6B@" to i32 (...)**), i32 (...)*** %0, align 8, !dbg !73
+ %b = getelementptr inbounds %struct.B, %struct.B* %this1, i32 0, i32 1, !dbg !74
+ store i32 0, i32* %b, align 8, !dbg !74
+ ret %struct.B* %this1, !dbg !73
+}
+
+; Function Attrs: inlinehint nounwind uwtable
+define linkonce_odr %struct.C* @"\01??0C@@QEAA@XZ"(%struct.C* returned %this) unnamed_addr #2 comdat align 2 !dbg !75 {
+entry:
+ %this.addr = alloca %struct.C*, align 8
+ store %struct.C* %this, %struct.C** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.C** %this.addr, metadata !77, metadata !22), !dbg !79
+ %this1 = load %struct.C*, %struct.C** %this.addr, align 8
+ %0 = bitcast %struct.C* %this1 to %struct.A*, !dbg !80
+ %call = call %struct.A* @"\01??0A@@QEAA@XZ"(%struct.A* %0) #5, !dbg !80
+ %1 = bitcast %struct.C* %this1 to i8*, !dbg !80
+ %2 = getelementptr inbounds i8, i8* %1, i64 16, !dbg !80
+ %3 = bitcast i8* %2 to %struct.B*, !dbg !80
+ %call2 = call %struct.B* @"\01??0B@@QEAA@XZ"(%struct.B* %3) #5, !dbg !80
+ %4 = bitcast %struct.C* %this1 to i32 (...)***, !dbg !80
+ store i32 (...)** bitcast (i8** @"\01??_7C@@6BA@@@" to i32 (...)**), i32 (...)*** %4, align 8, !dbg !80
+ %5 = bitcast %struct.C* %this1 to i8*, !dbg !80
+ %add.ptr = getelementptr inbounds i8, i8* %5, i64 16, !dbg !80
+ %6 = bitcast i8* %add.ptr to i32 (...)***, !dbg !80
+ store i32 (...)** bitcast (i8** @"\01??_7C@@6BB@@@" to i32 (...)**), i32 (...)*** %6, align 8, !dbg !80
+ %c = getelementptr inbounds %struct.C, %struct.C* %this1, i32 0, i32 2, !dbg !81
+ store i32 0, i32* %c, align 8, !dbg !81
+ ret %struct.C* %this1, !dbg !80
+}
+
+; Function Attrs: inlinehint nounwind uwtable
+define linkonce_odr %struct.D* @"\01??0D@@QEAA@XZ"(%struct.D* returned %this) unnamed_addr #2 comdat align 2 !dbg !82 {
+entry:
+ %this.addr = alloca %struct.D*, align 8
+ store %struct.D* %this, %struct.D** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.D** %this.addr, metadata !84, metadata !22), !dbg !86
+ %this1 = load %struct.D*, %struct.D** %this.addr, align 8
+ %0 = bitcast %struct.D* %this1 to %struct.C*, !dbg !87
+ %call = call %struct.C* @"\01??0C@@QEAA@XZ"(%struct.C* %0) #5, !dbg !87
+ %1 = bitcast %struct.D* %this1 to i32 (...)***, !dbg !87
+ store i32 (...)** bitcast (i8** @"\01??_7D@@6BA@@@" to i32 (...)**), i32 (...)*** %1, align 8, !dbg !87
+ %2 = bitcast %struct.D* %this1 to i8*, !dbg !87
+ %add.ptr = getelementptr inbounds i8, i8* %2, i64 16, !dbg !87
+ %3 = bitcast i8* %add.ptr to i32 (...)***, !dbg !87
+ store i32 (...)** bitcast (i8** @"\01??_7D@@6BB@@@" to i32 (...)**), i32 (...)*** %3, align 8, !dbg !87
+ %d = getelementptr inbounds %struct.D, %struct.D* %this1, i32 0, i32 1, !dbg !88
+ store i32 0, i32* %d, align 8, !dbg !88
+ ret %struct.D* %this1, !dbg !87
+}
+
+declare void @"\01?g@A@@UEAAXXZ"(%struct.A*) unnamed_addr #3
+
+declare void @"\01?g@B@@UEAAXXZ"(%struct.B*) unnamed_addr #3
+
+declare void @"\01?f@B@@UEAAXXZ"(%struct.B*) unnamed_addr #3
+
+declare void @"\01?g@C@@UEAAXXZ"(%struct.C*) unnamed_addr #3
+
+; Function Attrs: uwtable
+define linkonce_odr void @"\01?g@C@@WBA@EAAXXZ"(%struct.C* %this) unnamed_addr #4 comdat align 2 !dbg !89 {
+entry:
+ %this.addr = alloca %struct.C*, align 8
+ store %struct.C* %this, %struct.C** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.C** %this.addr, metadata !91, metadata !22), !dbg !92
+ %this1 = load %struct.C*, %struct.C** %this.addr, align 8, !dbg !93
+ %0 = bitcast %struct.C* %this1 to i8*, !dbg !93
+ %1 = getelementptr i8, i8* %0, i32 -16, !dbg !93
+ %2 = bitcast i8* %1 to %struct.C*, !dbg !93
+ tail call void @"\01?g@C@@UEAAXXZ"(%struct.C* %2), !dbg !93
+ ret void, !dbg !93
+}
+
+declare void @"\01?f@C@@UEAAXXZ"(i8*) unnamed_addr #3
+
+declare void @"\01?g@D@@UEAAXXZ"(%struct.D*) unnamed_addr #3
+
+; Function Attrs: uwtable
+define linkonce_odr void @"\01?g@D@@WBA@EAAXXZ"(%struct.D* %this) unnamed_addr #4 comdat align 2 !dbg !94 {
+entry:
+ %this.addr = alloca %struct.D*, align 8
+ store %struct.D* %this, %struct.D** %this.addr, align 8
+ call void @llvm.dbg.declare(metadata %struct.D** %this.addr, metadata !95, metadata !22), !dbg !96
+ %this1 = load %struct.D*, %struct.D** %this.addr, align 8, !dbg !97
+ %0 = bitcast %struct.D* %this1 to i8*, !dbg !97
+ %1 = getelementptr i8, i8* %0, i32 -16, !dbg !97
+ %2 = bitcast i8* %1 to %struct.D*, !dbg !97
+ tail call void @"\01?g@D@@UEAAXXZ"(%struct.D* %2), !dbg !97
+ ret void, !dbg !97
+}
+
+declare void @"\01?f@D@@UEAAXXZ"(i8*) unnamed_addr #3
+
+attributes #0 = { nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { nounwind readnone }
+attributes #2 = { inlinehint nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #3 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #4 = { uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #5 = { nounwind }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!3, !4, !5}
+!llvm.ident = !{!6}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 4.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
+!1 = !DIFile(filename: "t.cpp", directory: "C:\5Csrc\5Cllvm\5Cbuild")
+!2 = !{}
+!3 = !{i32 2, !"CodeView", i32 1}
+!4 = !{i32 2, !"Debug Info Version", i32 3}
+!5 = !{i32 1, !"PIC Level", i32 2}
+!6 = !{!"clang version 4.0.0 "}
+!7 = distinct !DISubprogram(name: "h", linkageName: "\01?h@@YAXXZ", scope: !1, file: !1, line: 20, type: !8, isLocal: false, isDefinition: true, scopeLine: 20, flags: DIFlagPrototyped, isOptimized: false, unit: !0, variables: !2)
+!8 = !DISubroutineType(types: !9)
+!9 = !{null}
+!10 = !DILocalVariable(name: "a", scope: !7, file: !1, line: 22, type: !11)
+!11 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A", file: !1, line: 1, size: 128, align: 64, elements: !12, vtableHolder: !11, identifier: ".?AUA@@")
+!12 = !{!13, !14, !16, !18}
+!13 = !DIDerivedType(tag: DW_TAG_pointer_type, name: "__vtbl_ptr_type", baseType: null, size: 64)
+!14 = !DIDerivedType(tag: DW_TAG_member, name: "_vptr$A", scope: !1, file: !1, baseType: !15, size: 64, flags: DIFlagArtificial)
+!15 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !13, size: 64)
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+!17 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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+!19 = !DISubroutineType(types: !20)
+!20 = !{null, !21}
+!21 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
+!22 = !DIExpression()
+!23 = !DILocation(line: 22, column: 5, scope: !7)
+!24 = !DILocalVariable(name: "b", scope: !7, file: !1, line: 23, type: !25)
+!25 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "B", file: !1, line: 5, size: 128, align: 64, elements: !26, vtableHolder: !25, identifier: ".?AUB@@")
+!26 = !{!27, !28, !30, !31, !35}
+!27 = !DIDerivedType(tag: DW_TAG_pointer_type, name: "__vtbl_ptr_type", baseType: null, size: 128)
+!28 = !DIDerivedType(tag: DW_TAG_member, name: "_vptr$B", scope: !1, file: !1, baseType: !29, size: 64, flags: DIFlagArtificial)
+!29 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !27, size: 64)
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+!32 = !DISubroutineType(types: !33)
+!33 = !{null, !34}
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+!36 = !DILocation(line: 23, column: 5, scope: !7)
+!37 = !DILocalVariable(name: "c", scope: !7, file: !1, line: 24, type: !38)
+!38 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "C", file: !1, line: 10, size: 320, align: 64, elements: !39, vtableHolder: !11, identifier: ".?AUC@@")
+!39 = !{!40, !41, !13, !42, !43, !47}
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+!41 = !DIDerivedType(tag: DW_TAG_inheritance, scope: !38, baseType: !25, offset: 128)
+!42 = !DIDerivedType(tag: DW_TAG_member, name: "c", scope: !38, file: !1, line: 13, baseType: !17, size: 32, align: 32, offset: 256)
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+!44 = !DISubroutineType(types: !45)
+!45 = !{null, !46}
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+!47 = !DISubprogram(name: "f", linkageName: "\01?f@C@@UEAAXXZ", scope: !38, file: !1, line: 12, type: !44, isLocal: false, isDefinition: false, scopeLine: 12, containingType: !38, virtuality: DW_VIRTUALITY_virtual, virtualIndex: 1, thisAdjustment: 16, flags: DIFlagPrototyped, isOptimized: false)
+!48 = !DILocation(line: 24, column: 5, scope: !7)
+!49 = !DILocalVariable(name: "d", scope: !7, file: !1, line: 25, type: !50)
+!50 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "D", file: !1, line: 15, size: 384, align: 64, elements: !51, vtableHolder: !11, identifier: ".?AUD@@")
+!51 = !{!52, !13, !53, !54, !58}
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+!55 = !DISubroutineType(types: !56)
+!56 = !{null, !57}
+!57 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !50, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
+!58 = !DISubprogram(name: "f", linkageName: "\01?f@D@@UEAAXXZ", scope: !50, file: !1, line: 17, type: !55, isLocal: false, isDefinition: false, scopeLine: 17, containingType: !50, virtuality: DW_VIRTUALITY_virtual, virtualIndex: 1, thisAdjustment: 16, flags: DIFlagPrototyped, isOptimized: false)
+!59 = !DILocation(line: 25, column: 5, scope: !7)
+!60 = !DILocation(line: 26, column: 1, scope: !7)
+!61 = distinct !DISubprogram(name: "A", linkageName: "\01??0A@@QEAA@XZ", scope: !11, file: !1, line: 1, type: !19, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !62, variables: !2)
+!62 = !DISubprogram(name: "A", scope: !11, type: !19, isLocal: false, isDefinition: false, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false)
+!63 = !DILocalVariable(name: "this", arg: 1, scope: !61, type: !64, flags: DIFlagArtificial | DIFlagObjectPointer)
+!64 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64, align: 64)
+!65 = !DILocation(line: 0, scope: !61)
+!66 = !DILocation(line: 1, column: 8, scope: !61)
+!67 = !DILocation(line: 3, column: 7, scope: !61)
+!68 = distinct !DISubprogram(name: "B", linkageName: "\01??0B@@QEAA@XZ", scope: !25, file: !1, line: 5, type: !32, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !69, variables: !2)
+!69 = !DISubprogram(name: "B", scope: !25, type: !32, isLocal: false, isDefinition: false, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false)
+!70 = !DILocalVariable(name: "this", arg: 1, scope: !68, type: !71, flags: DIFlagArtificial | DIFlagObjectPointer)
+!71 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !25, size: 64, align: 64)
+!72 = !DILocation(line: 0, scope: !68)
+!73 = !DILocation(line: 5, column: 8, scope: !68)
+!74 = !DILocation(line: 8, column: 7, scope: !68)
+!75 = distinct !DISubprogram(name: "C", linkageName: "\01??0C@@QEAA@XZ", scope: !38, file: !1, line: 10, type: !44, isLocal: false, isDefinition: true, scopeLine: 10, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !76, variables: !2)
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+!81 = !DILocation(line: 13, column: 7, scope: !75)
+!82 = distinct !DISubprogram(name: "D", linkageName: "\01??0D@@QEAA@XZ", scope: !50, file: !1, line: 15, type: !55, isLocal: false, isDefinition: true, scopeLine: 15, flags: DIFlagArtificial | DIFlagPrototyped, isOptimized: false, unit: !0, declaration: !83, variables: !2)
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+!84 = !DILocalVariable(name: "this", arg: 1, scope: !82, type: !85, flags: DIFlagArtificial | DIFlagObjectPointer)
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+!87 = !DILocation(line: 15, column: 8, scope: !82)
+!88 = !DILocation(line: 18, column: 7, scope: !82)
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+!90 = !DISubroutineType(types: !2)
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+!92 = !DILocation(line: 0, scope: !89)
+!93 = !DILocation(line: 11, column: 16, scope: !89)
+!94 = distinct !DISubprogram(linkageName: "\01?g@D@@WBA@EAAXXZ", scope: !1, file: !1, line: 16, type: !90, isLocal: false, isDefinition: true, scopeLine: 16, flags: DIFlagArtificial, isOptimized: false, unit: !0, variables: !2)
+!95 = !DILocalVariable(name: "this", arg: 1, scope: !94, type: !85, flags: DIFlagArtificial | DIFlagObjectPointer)
+!96 = !DILocation(line: 0, scope: !94)
+!97 = !DILocation(line: 16, column: 16, scope: !94)
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