diff --git a/clang/include/clang/AST/DeclCXX.h b/clang/include/clang/AST/DeclCXX.h
index ff99a1cc2769..26d18f7c1471 100644
--- a/clang/include/clang/AST/DeclCXX.h
+++ b/clang/include/clang/AST/DeclCXX.h
@@ -1106,7 +1106,7 @@ public:
   }
 };
 
-/// CXXBaseOrMemberInitializer - Represents a C++ base or member
+/// CXXCtorInitializer - Represents a C++ base or member
 /// initializer, which is part of a constructor initializer that
 /// initializes one non-static member variable or one base class. For
 /// example, in the following, both 'A(a)' and 'f(3.14159)' are member
@@ -1120,7 +1120,7 @@ public:
 ///   B(A& a) : A(a), f(3.14159) { }
 /// };
 /// @endcode
-class CXXBaseOrMemberInitializer {
+class CXXCtorInitializer {
   /// \brief Either the base class name (stored as a TypeSourceInfo*), an normal
   /// field (FieldDecl) or an anonymous field (IndirectFieldDecl*) being 
   /// initialized.
@@ -1156,50 +1156,34 @@ class CXXBaseOrMemberInitializer {
   /// object in memory.
   unsigned SourceOrderOrNumArrayIndices : 14;
 
-  CXXBaseOrMemberInitializer(ASTContext &Context,
-                             FieldDecl *Member, SourceLocation MemberLoc,
-                             SourceLocation L,
-                             Expr *Init,
-                             SourceLocation R,
-                             VarDecl **Indices,
-                             unsigned NumIndices);
+  CXXCtorInitializer(ASTContext &Context, FieldDecl *Member,
+                     SourceLocation MemberLoc, SourceLocation L, Expr *Init,
+                     SourceLocation R, VarDecl **Indices, unsigned NumIndices);
   
 public:
-  /// CXXBaseOrMemberInitializer - Creates a new base-class initializer.
+  /// CXXCtorInitializer - Creates a new base-class initializer.
   explicit
-  CXXBaseOrMemberInitializer(ASTContext &Context,
-                             TypeSourceInfo *TInfo, bool IsVirtual,
-                             SourceLocation L, 
-                             Expr *Init,
-                             SourceLocation R,
-                             SourceLocation EllipsisLoc);
+  CXXCtorInitializer(ASTContext &Context, TypeSourceInfo *TInfo, bool IsVirtual,
+                     SourceLocation L, Expr *Init, SourceLocation R,
+                     SourceLocation EllipsisLoc);
 
-  /// CXXBaseOrMemberInitializer - Creates a new member initializer.
+  /// CXXCtorInitializer - Creates a new member initializer.
   explicit
-  CXXBaseOrMemberInitializer(ASTContext &Context,
-                             FieldDecl *Member, SourceLocation MemberLoc,
-                             SourceLocation L,
-                             Expr *Init,
-                             SourceLocation R);
+  CXXCtorInitializer(ASTContext &Context, FieldDecl *Member,
+                     SourceLocation MemberLoc, SourceLocation L, Expr *Init,
+                     SourceLocation R);
 
   explicit
-  CXXBaseOrMemberInitializer(ASTContext &Context,
-                             IndirectFieldDecl *Member,
-                             SourceLocation MemberLoc,
-                             SourceLocation L,
-                             Expr *Init,
-                             SourceLocation R);
+  CXXCtorInitializer(ASTContext &Context, IndirectFieldDecl *Member,
+                     SourceLocation MemberLoc, SourceLocation L, Expr *Init,
+                     SourceLocation R);
 
   /// \brief Creates a new member initializer that optionally contains 
   /// array indices used to describe an elementwise initialization.
-  static CXXBaseOrMemberInitializer *Create(ASTContext &Context,
-                                            FieldDecl *Member, 
-                                            SourceLocation MemberLoc,
-                                            SourceLocation L,
-                                            Expr *Init,
-                                            SourceLocation R,
-                                            VarDecl **Indices,
-                                            unsigned NumIndices);
+  static CXXCtorInitializer *Create(ASTContext &Context, FieldDecl *Member,
+                                    SourceLocation MemberLoc, SourceLocation L,
+                                    Expr *Init, SourceLocation R,
+                                    VarDecl **Indices, unsigned NumIndices);
   
   /// isBaseInitializer - Returns true when this initializer is
   /// initializing a base class.
@@ -1359,10 +1343,10 @@ class CXXConstructorDecl : public CXXMethodDecl {
   bool ImplicitlyDefined : 1;
 
   /// Support for base and member initializers.
-  /// BaseOrMemberInitializers - The arguments used to initialize the base
+  /// CtorInitializers - The arguments used to initialize the base
   /// or member.
-  CXXBaseOrMemberInitializer **BaseOrMemberInitializers;
-  unsigned NumBaseOrMemberInitializers;
+  CXXCtorInitializer **CtorInitializers;
+  unsigned NumCtorInitializers;
 
   CXXConstructorDecl(CXXRecordDecl *RD, const DeclarationNameInfo &NameInfo,
                      QualType T, TypeSourceInfo *TInfo,
@@ -1371,7 +1355,7 @@ class CXXConstructorDecl : public CXXMethodDecl {
     : CXXMethodDecl(CXXConstructor, RD, NameInfo, T, TInfo, false,
                     SC_None, isInline),
       IsExplicitSpecified(isExplicitSpecified), ImplicitlyDefined(false),
-      BaseOrMemberInitializers(0), NumBaseOrMemberInitializers(0) {
+      CtorInitializers(0), NumCtorInitializers(0) {
     setImplicit(isImplicitlyDeclared);
   }
 
@@ -1414,23 +1398,23 @@ public:
   }
 
   /// init_iterator - Iterates through the member/base initializer list.
-  typedef CXXBaseOrMemberInitializer **init_iterator;
+  typedef CXXCtorInitializer **init_iterator;
 
   /// init_const_iterator - Iterates through the memberbase initializer list.
-  typedef CXXBaseOrMemberInitializer * const * init_const_iterator;
+  typedef CXXCtorInitializer * const * init_const_iterator;
 
   /// init_begin() - Retrieve an iterator to the first initializer.
-  init_iterator       init_begin()       { return BaseOrMemberInitializers; }
+  init_iterator       init_begin()       { return CtorInitializers; }
   /// begin() - Retrieve an iterator to the first initializer.
-  init_const_iterator init_begin() const { return BaseOrMemberInitializers; }
+  init_const_iterator init_begin() const { return CtorInitializers; }
 
   /// init_end() - Retrieve an iterator past the last initializer.
   init_iterator       init_end()       {
-    return BaseOrMemberInitializers + NumBaseOrMemberInitializers;
+    return CtorInitializers + NumCtorInitializers;
   }
   /// end() - Retrieve an iterator past the last initializer.
   init_const_iterator init_end() const {
-    return BaseOrMemberInitializers + NumBaseOrMemberInitializers;
+    return CtorInitializers + NumCtorInitializers;
   }
 
   typedef std::reverse_iterator<init_iterator> init_reverse_iterator;
@@ -1452,16 +1436,16 @@ public:
 
   /// getNumArgs - Determine the number of arguments used to
   /// initialize the member or base.
-  unsigned getNumBaseOrMemberInitializers() const {
-      return NumBaseOrMemberInitializers;
+  unsigned getNumCtorInitializers() const {
+      return NumCtorInitializers;
   }
 
-  void setNumBaseOrMemberInitializers(unsigned numBaseOrMemberInitializers) {
-    NumBaseOrMemberInitializers = numBaseOrMemberInitializers;
+  void setNumCtorInitializers(unsigned numCtorInitializers) {
+    NumCtorInitializers = numCtorInitializers;
   }
 
-  void setBaseOrMemberInitializers(CXXBaseOrMemberInitializer ** initializers) {
-    BaseOrMemberInitializers = initializers;
+  void setCtorInitializers(CXXCtorInitializer ** initializers) {
+    CtorInitializers = initializers;
   }
   /// isDefaultConstructor - Whether this constructor is a default
   /// constructor (C++ [class.ctor]p5), which can be used to
diff --git a/clang/include/clang/AST/DeclObjC.h b/clang/include/clang/AST/DeclObjC.h
index 2112d537c3e1..853bc9f035fb 100644
--- a/clang/include/clang/AST/DeclObjC.h
+++ b/clang/include/clang/AST/DeclObjC.h
@@ -28,7 +28,7 @@ class ObjCProtocolDecl;
 class ObjCCategoryDecl;
 class ObjCPropertyDecl;
 class ObjCPropertyImplDecl;
-class CXXBaseOrMemberInitializer;
+class CXXCtorInitializer;
 
 class ObjCListBase {
   void operator=(const ObjCListBase &);     // DO NOT IMPLEMENT
@@ -1213,7 +1213,7 @@ class ObjCImplementationDecl : public ObjCImplDecl {
   ObjCInterfaceDecl *SuperClass;
   /// Support for ivar initialization.
   /// IvarInitializers - The arguments used to initialize the ivars
-  CXXBaseOrMemberInitializer **IvarInitializers;
+  CXXCtorInitializer **IvarInitializers;
   unsigned NumIvarInitializers;
   
   /// true of class extension has at least one bitfield ivar.
@@ -1232,10 +1232,10 @@ public:
                                         ObjCInterfaceDecl *superDecl);
   
   /// init_iterator - Iterates through the ivar initializer list.
-  typedef CXXBaseOrMemberInitializer **init_iterator;
+  typedef CXXCtorInitializer **init_iterator;
   
   /// init_const_iterator - Iterates through the ivar initializer list.
-  typedef CXXBaseOrMemberInitializer * const * init_const_iterator;
+  typedef CXXCtorInitializer * const * init_const_iterator;
   
   /// init_begin() - Retrieve an iterator to the first initializer.
   init_iterator       init_begin()       { return IvarInitializers; }
@@ -1260,7 +1260,7 @@ public:
   }
   
   void setIvarInitializers(ASTContext &C,
-                           CXXBaseOrMemberInitializer ** initializers,
+                           CXXCtorInitializer ** initializers,
                            unsigned numInitializers);
   
   bool hasSynthBitfield() const { return HasSynthBitfield; }
diff --git a/clang/include/clang/AST/RecursiveASTVisitor.h b/clang/include/clang/AST/RecursiveASTVisitor.h
index 0a198a871885..ad9f6ddef344 100644
--- a/clang/include/clang/AST/RecursiveASTVisitor.h
+++ b/clang/include/clang/AST/RecursiveASTVisitor.h
@@ -215,7 +215,7 @@ public:
   /// be overridden for clients that need access to the name.
   ///
   /// \returns false if the visitation was terminated early, true otherwise.
-  bool TraverseConstructorInitializer(CXXBaseOrMemberInitializer *Init);
+  bool TraverseConstructorInitializer(CXXCtorInitializer *Init);
 
   // ---- Methods on Stmts ----
 
@@ -600,7 +600,7 @@ bool RecursiveASTVisitor<Derived>::TraverseTemplateArguments(
 
 template<typename Derived>
 bool RecursiveASTVisitor<Derived>::TraverseConstructorInitializer(
-                                            CXXBaseOrMemberInitializer *Init) {
+                                                     CXXCtorInitializer *Init) {
   // FIXME: recurse on TypeLoc of the base initializer if isBaseInitializer()?
   if (Init->isWritten())
     TRY_TO(TraverseStmt(Init->getInit()));
diff --git a/clang/include/clang/Analysis/CFG.h b/clang/include/clang/Analysis/CFG.h
index c0f6ff10e80b..1c7e9bfef60a 100644
--- a/clang/include/clang/Analysis/CFG.h
+++ b/clang/include/clang/Analysis/CFG.h
@@ -34,7 +34,7 @@ namespace clang {
   class Expr;
   class FieldDecl;
   class VarDecl;
-  class CXXBaseOrMemberInitializer;
+  class CXXCtorInitializer;
   class CXXBaseSpecifier;
   class CXXBindTemporaryExpr;
   class CFG;
@@ -110,13 +110,13 @@ public:
 class CFGInitializer : public CFGElement {
 public:
   CFGInitializer() {}
-  CFGInitializer(CXXBaseOrMemberInitializer* I)
+  CFGInitializer(CXXCtorInitializer* I)
       : CFGElement(I, Initializer) {}
 
-  CXXBaseOrMemberInitializer* getInitializer() const {
-    return static_cast<CXXBaseOrMemberInitializer*>(Data1.getPointer());
+  CXXCtorInitializer* getInitializer() const {
+    return static_cast<CXXCtorInitializer*>(Data1.getPointer());
   }
-  operator CXXBaseOrMemberInitializer*() const { return getInitializer(); }
+  operator CXXCtorInitializer*() const { return getInitializer(); }
 
   static bool classof(const CFGElement *E) {
     return E->getKind() == Initializer;
@@ -492,7 +492,7 @@ public:
     Elements.push_back(CFGStmt(statement), C);
   }
 
-  void appendInitializer(CXXBaseOrMemberInitializer *initializer,
+  void appendInitializer(CXXCtorInitializer *initializer,
                         BumpVectorContext& C) {
     Elements.push_back(CFGInitializer(initializer), C);
   }
diff --git a/clang/include/clang/Analysis/ProgramPoint.h b/clang/include/clang/Analysis/ProgramPoint.h
index 12597e91068e..36e40164c0e5 100644
--- a/clang/include/clang/Analysis/ProgramPoint.h
+++ b/clang/include/clang/Analysis/ProgramPoint.h
@@ -307,7 +307,7 @@ public:
 
 class PostInitializer : public ProgramPoint {
 public:
-  PostInitializer(const CXXBaseOrMemberInitializer *I, 
+  PostInitializer(const CXXCtorInitializer *I, 
                   const LocationContext *L)
     : ProgramPoint(I, PostInitializerKind, L) {}
 
diff --git a/clang/include/clang/Parse/Parser.h b/clang/include/clang/Parse/Parser.h
index ce2692c6194f..aebf82ee68ba 100644
--- a/clang/include/clang/Parse/Parser.h
+++ b/clang/include/clang/Parse/Parser.h
@@ -162,7 +162,7 @@ public:
   typedef Stmt StmtTy;
   typedef OpaquePtr<DeclGroupRef> DeclGroupPtrTy;
   typedef CXXBaseSpecifier BaseTy;
-  typedef CXXBaseOrMemberInitializer MemInitTy;
+  typedef CXXCtorInitializer MemInitTy;
   typedef NestedNameSpecifier CXXScopeTy;
   typedef TemplateParameterList TemplateParamsTy;
   typedef OpaquePtr<TemplateName> TemplateTy;
diff --git a/clang/include/clang/Sema/Ownership.h b/clang/include/clang/Sema/Ownership.h
index eac810a43eb1..5f2f0eba7124 100644
--- a/clang/include/clang/Sema/Ownership.h
+++ b/clang/include/clang/Sema/Ownership.h
@@ -23,7 +23,7 @@
 
 namespace clang {
   class Attr;
-  class CXXBaseOrMemberInitializer;
+  class CXXCtorInitializer;
   class CXXBaseSpecifier;
   class Decl;
   class DeclGroupRef;
@@ -417,7 +417,7 @@ namespace clang {
   template<> struct IsResultPtrLowBitFree<CXXBaseSpecifier*> {
     static const bool value = true;
   };
-  template<> struct IsResultPtrLowBitFree<CXXBaseOrMemberInitializer*> {
+  template<> struct IsResultPtrLowBitFree<CXXCtorInitializer*> {
     static const bool value = true;
   };
 
@@ -430,7 +430,7 @@ namespace clang {
   typedef ActionResult<Stmt*> StmtResult;
   typedef ActionResult<ParsedType> TypeResult;
   typedef ActionResult<CXXBaseSpecifier*> BaseResult;
-  typedef ActionResult<CXXBaseOrMemberInitializer*> MemInitResult;
+  typedef ActionResult<CXXCtorInitializer*> MemInitResult;
 
   typedef ActionResult<Decl*> DeclResult;
   typedef OpaquePtr<TemplateName> ParsedTemplateTy;
diff --git a/clang/include/clang/Sema/Sema.h b/clang/include/clang/Sema/Sema.h
index b860e2bd5ea9..0f15ab85d3d9 100644
--- a/clang/include/clang/Sema/Sema.h
+++ b/clang/include/clang/Sema/Sema.h
@@ -203,7 +203,7 @@ public:
   typedef OpaquePtr<QualType> TypeTy;
   typedef Attr AttrTy;
   typedef CXXBaseSpecifier BaseTy;
-  typedef CXXBaseOrMemberInitializer MemInitTy;
+  typedef CXXCtorInitializer MemInitTy;
   typedef Expr ExprTy;
   typedef Stmt StmtTy;
   typedef TemplateParameterList TemplateParamsTy;
@@ -2573,9 +2573,9 @@ public:
                                            CXXRecordDecl *ClassDecl,
                                            SourceLocation EllipsisLoc);
 
-  bool SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
-                                   CXXBaseOrMemberInitializer **Initializers,
-                                   unsigned NumInitializers, bool AnyErrors);
+  bool SetCtorInitializers(CXXConstructorDecl *Constructor,
+                           CXXCtorInitializer **Initializers,
+                           unsigned NumInitializers, bool AnyErrors);
   
   void SetIvarInitializers(ObjCImplementationDecl *ObjCImplementation);
                            
@@ -4746,7 +4746,7 @@ public:
   void CodeCompleteNamespaceAliasDecl(Scope *S);
   void CodeCompleteOperatorName(Scope *S);
   void CodeCompleteConstructorInitializer(Decl *Constructor,
-                                    CXXBaseOrMemberInitializer** Initializers,
+                                          CXXCtorInitializer** Initializers,
                                           unsigned NumInitializers);
   
   void CodeCompleteObjCAtDirective(Scope *S, Decl *ObjCImpDecl,
diff --git a/clang/include/clang/Serialization/ASTReader.h b/clang/include/clang/Serialization/ASTReader.h
index cc3497a10092..845ca4b10f91 100644
--- a/clang/include/clang/Serialization/ASTReader.h
+++ b/clang/include/clang/Serialization/ASTReader.h
@@ -53,7 +53,7 @@ class Decl;
 class DeclContext;
 class NestedNameSpecifier;
 class CXXBaseSpecifier;
-class CXXBaseOrMemberInitializer;
+class CXXCtorInitializer;
 class GotoStmt;
 class LabelStmt;
 class MacroDefinition;
@@ -1098,10 +1098,10 @@ public:
   CXXBaseSpecifier ReadCXXBaseSpecifier(PerFileData &F,
                                         const RecordData &Record,unsigned &Idx);
 
-  /// \brief Read a CXXBaseOrMemberInitializer array.
-  std::pair<CXXBaseOrMemberInitializer **, unsigned>
-  ReadCXXBaseOrMemberInitializers(PerFileData &F,
-                                  const RecordData &Record, unsigned &Idx);
+  /// \brief Read a CXXCtorInitializer array.
+  std::pair<CXXCtorInitializer **, unsigned>
+  ReadCXXCtorInitializers(PerFileData &F, const RecordData &Record,
+                          unsigned &Idx);
 
   /// \brief Read a source location from raw form.
   SourceLocation ReadSourceLocation(PerFileData &Module, unsigned Raw) {
diff --git a/clang/include/clang/Serialization/ASTWriter.h b/clang/include/clang/Serialization/ASTWriter.h
index e0f1d9632144..86e241939ef7 100644
--- a/clang/include/clang/Serialization/ASTWriter.h
+++ b/clang/include/clang/Serialization/ASTWriter.h
@@ -41,7 +41,7 @@ class ASTContext;
 class ASTSerializationListener;
 class NestedNameSpecifier;
 class CXXBaseSpecifier;
-class CXXBaseOrMemberInitializer;
+class CXXCtorInitializer;
 class LabelStmt;
 class MacroDefinition;
 class MemorizeStatCalls;
@@ -482,10 +482,11 @@ public:
   /// \brief Emit a C++ base specifier.
   void AddCXXBaseSpecifier(const CXXBaseSpecifier &Base, RecordDataImpl &Record);
 
-  /// \brief Emit a CXXBaseOrMemberInitializer array.
-  void AddCXXBaseOrMemberInitializers(
-                        const CXXBaseOrMemberInitializer * const *BaseOrMembers,
-                        unsigned NumBaseOrMembers, RecordDataImpl &Record);
+  /// \brief Emit a CXXCtorInitializer array.
+  void AddCXXCtorInitializers(
+                             const CXXCtorInitializer * const *CtorInitializers,
+                             unsigned NumCtorInitializers,
+                             RecordDataImpl &Record);
 
   void AddCXXDefinitionData(const CXXRecordDecl *D, RecordDataImpl &Record);
 
diff --git a/clang/lib/AST/DeclCXX.cpp b/clang/lib/AST/DeclCXX.cpp
index 13a25321d4b6..be87d3cbb8b4 100644
--- a/clang/lib/AST/DeclCXX.cpp
+++ b/clang/lib/AST/DeclCXX.cpp
@@ -999,43 +999,46 @@ bool CXXMethodDecl::hasInlineBody() const {
   return CheckFn->hasBody(fn) && !fn->isOutOfLine();
 }
 
-CXXBaseOrMemberInitializer::
-CXXBaseOrMemberInitializer(ASTContext &Context,
-                           TypeSourceInfo *TInfo, bool IsVirtual,
-                           SourceLocation L, Expr *Init, SourceLocation R,
-                           SourceLocation EllipsisLoc)
+CXXCtorInitializer::CXXCtorInitializer(ASTContext &Context,
+                                       TypeSourceInfo *TInfo, bool IsVirtual,
+                                       SourceLocation L, Expr *Init,
+                                       SourceLocation R,
+                                       SourceLocation EllipsisLoc)
   : BaseOrMember(TInfo), MemberOrEllipsisLocation(EllipsisLoc), Init(Init), 
     LParenLoc(L), RParenLoc(R), IsVirtual(IsVirtual), IsWritten(false),
     SourceOrderOrNumArrayIndices(0)
 {
 }
 
-CXXBaseOrMemberInitializer::
-CXXBaseOrMemberInitializer(ASTContext &Context,
-                           FieldDecl *Member, SourceLocation MemberLoc,
-                           SourceLocation L, Expr *Init, SourceLocation R)
+CXXCtorInitializer::CXXCtorInitializer(ASTContext &Context,
+                                       FieldDecl *Member,
+                                       SourceLocation MemberLoc,
+                                       SourceLocation L, Expr *Init,
+                                       SourceLocation R)
   : BaseOrMember(Member), MemberOrEllipsisLocation(MemberLoc), Init(Init),
     LParenLoc(L), RParenLoc(R), IsVirtual(false),
     IsWritten(false), SourceOrderOrNumArrayIndices(0)
 {
 }
 
-CXXBaseOrMemberInitializer::
-CXXBaseOrMemberInitializer(ASTContext &Context,
-                           IndirectFieldDecl *Member, SourceLocation MemberLoc,
-                           SourceLocation L, Expr *Init, SourceLocation R)
+CXXCtorInitializer::CXXCtorInitializer(ASTContext &Context,
+                                       IndirectFieldDecl *Member,
+                                       SourceLocation MemberLoc,
+                                       SourceLocation L, Expr *Init,
+                                       SourceLocation R)
   : BaseOrMember(Member), MemberOrEllipsisLocation(MemberLoc), Init(Init),
     LParenLoc(L), RParenLoc(R), IsVirtual(false),
     IsWritten(false), SourceOrderOrNumArrayIndices(0)
 {
 }
 
-CXXBaseOrMemberInitializer::
-CXXBaseOrMemberInitializer(ASTContext &Context,
-                           FieldDecl *Member, SourceLocation MemberLoc,
-                           SourceLocation L, Expr *Init, SourceLocation R,
-                           VarDecl **Indices,
-                           unsigned NumIndices)
+CXXCtorInitializer::CXXCtorInitializer(ASTContext &Context,
+                                       FieldDecl *Member,
+                                       SourceLocation MemberLoc,
+                                       SourceLocation L, Expr *Init,
+                                       SourceLocation R,
+                                       VarDecl **Indices,
+                                       unsigned NumIndices)
   : BaseOrMember(Member), MemberOrEllipsisLocation(MemberLoc), Init(Init), 
     LParenLoc(L), RParenLoc(R), IsVirtual(false),
     IsWritten(false), SourceOrderOrNumArrayIndices(NumIndices)
@@ -1044,51 +1047,49 @@ CXXBaseOrMemberInitializer(ASTContext &Context,
   memcpy(MyIndices, Indices, NumIndices * sizeof(VarDecl *));
 }
 
-CXXBaseOrMemberInitializer *
-CXXBaseOrMemberInitializer::Create(ASTContext &Context,
-                                   FieldDecl *Member, 
-                                   SourceLocation MemberLoc,
-                                   SourceLocation L,
-                                   Expr *Init,
-                                   SourceLocation R,
-                                   VarDecl **Indices,
-                                   unsigned NumIndices) {
-  void *Mem = Context.Allocate(sizeof(CXXBaseOrMemberInitializer) +
+CXXCtorInitializer *CXXCtorInitializer::Create(ASTContext &Context,
+                                               FieldDecl *Member, 
+                                               SourceLocation MemberLoc,
+                                               SourceLocation L, Expr *Init,
+                                               SourceLocation R,
+                                               VarDecl **Indices,
+                                               unsigned NumIndices) {
+  void *Mem = Context.Allocate(sizeof(CXXCtorInitializer) +
                                sizeof(VarDecl *) * NumIndices,
-                               llvm::alignOf<CXXBaseOrMemberInitializer>());
-  return new (Mem) CXXBaseOrMemberInitializer(Context, Member, MemberLoc,
+                               llvm::alignOf<CXXCtorInitializer>());
+  return new (Mem) CXXCtorInitializer(Context, Member, MemberLoc,
                                               L, Init, R, Indices, NumIndices);
 }
 
-TypeLoc CXXBaseOrMemberInitializer::getBaseClassLoc() const {
+TypeLoc CXXCtorInitializer::getBaseClassLoc() const {
   if (isBaseInitializer())
     return BaseOrMember.get<TypeSourceInfo*>()->getTypeLoc();
   else
     return TypeLoc();
 }
 
-Type *CXXBaseOrMemberInitializer::getBaseClass() {
+Type *CXXCtorInitializer::getBaseClass() {
   if (isBaseInitializer())
     return BaseOrMember.get<TypeSourceInfo*>()->getType().getTypePtr();
   else
     return 0;
 }
 
-const Type *CXXBaseOrMemberInitializer::getBaseClass() const {
+const Type *CXXCtorInitializer::getBaseClass() const {
   if (isBaseInitializer())
     return BaseOrMember.get<TypeSourceInfo*>()->getType().getTypePtr();
   else
     return 0;
 }
 
-SourceLocation CXXBaseOrMemberInitializer::getSourceLocation() const {
+SourceLocation CXXCtorInitializer::getSourceLocation() const {
   if (isAnyMemberInitializer())
     return getMemberLocation();
   
   return getBaseClassLoc().getLocalSourceRange().getBegin();
 }
 
-SourceRange CXXBaseOrMemberInitializer::getSourceRange() const {
+SourceRange CXXCtorInitializer::getSourceRange() const {
   return SourceRange(getSourceLocation(), getRParenLoc());
 }
 
diff --git a/clang/lib/AST/DeclPrinter.cpp b/clang/lib/AST/DeclPrinter.cpp
index eaa117a04563..3d87fa99b0ca 100644
--- a/clang/lib/AST/DeclPrinter.cpp
+++ b/clang/lib/AST/DeclPrinter.cpp
@@ -432,14 +432,14 @@ void DeclPrinter::VisitFunctionDecl(FunctionDecl *D) {
     if (D->hasAttr<NoReturnAttr>())
       Proto += " __attribute((noreturn))";
     if (CXXConstructorDecl *CDecl = dyn_cast<CXXConstructorDecl>(D)) {
-      if (CDecl->getNumBaseOrMemberInitializers() > 0) {
+      if (CDecl->getNumCtorInitializers() > 0) {
         Proto += " : ";
         Out << Proto;
         Proto.clear();
         for (CXXConstructorDecl::init_const_iterator B = CDecl->init_begin(),
              E = CDecl->init_end();
              B != E; ++B) {
-          CXXBaseOrMemberInitializer * BMInitializer = (*B);
+          CXXCtorInitializer * BMInitializer = (*B);
           if (B != CDecl->init_begin())
             Out << ", ";
           if (BMInitializer->isAnyMemberInitializer()) {
diff --git a/clang/lib/AST/DumpXML.cpp b/clang/lib/AST/DumpXML.cpp
index 65a18aa8d1b2..3cfff31910af 100644
--- a/clang/lib/AST/DumpXML.cpp
+++ b/clang/lib/AST/DumpXML.cpp
@@ -502,7 +502,7 @@ struct XMLDumper : public XMLDeclVisitor<XMLDumper>,
   // CXXDestructorDecl ?
   // CXXConversionDecl ?
 
-  void dispatch(CXXBaseOrMemberInitializer *Init) {
+  void dispatch(CXXCtorInitializer *Init) {
     // TODO
   }
 
diff --git a/clang/lib/Analysis/CFG.cpp b/clang/lib/Analysis/CFG.cpp
index 93d70999ea88..f1b9d4c076ac 100644
--- a/clang/lib/Analysis/CFG.cpp
+++ b/clang/lib/Analysis/CFG.cpp
@@ -340,7 +340,7 @@ private:
   CFGBlock *addStmt(Stmt *S) {
     return Visit(S, AddStmtChoice::AlwaysAdd);
   }
-  CFGBlock *addInitializer(CXXBaseOrMemberInitializer *I);
+  CFGBlock *addInitializer(CXXCtorInitializer *I);
   void addAutomaticObjDtors(LocalScope::const_iterator B,
                             LocalScope::const_iterator E, Stmt* S);
   void addImplicitDtorsForDestructor(const CXXDestructorDecl *DD);
@@ -359,7 +359,7 @@ private:
                   AddStmtChoice asc = AddStmtChoice::AlwaysAdd) {
     B->appendStmt(S, cfg->getBumpVectorContext());
   }
-  void appendInitializer(CFGBlock *B, CXXBaseOrMemberInitializer *I) {
+  void appendInitializer(CFGBlock *B, CXXCtorInitializer *I) {
     B->appendInitializer(I, cfg->getBumpVectorContext());
   }
   void appendBaseDtor(CFGBlock *B, const CXXBaseSpecifier *BS) {
@@ -526,7 +526,7 @@ CFGBlock* CFGBuilder::createBlock(bool add_successor) {
 }
 
 /// addInitializer - Add C++ base or member initializer element to CFG.
-CFGBlock *CFGBuilder::addInitializer(CXXBaseOrMemberInitializer *I) {
+CFGBlock *CFGBuilder::addInitializer(CXXCtorInitializer *I) {
   if (!BuildOpts.AddInitializers)
     return Block;
 
@@ -3050,7 +3050,7 @@ static void print_elem(llvm::raw_ostream &OS, StmtPrinterHelper* Helper,
       OS << '\n';
 
   } else if (CFGInitializer IE = E.getAs<CFGInitializer>()) {
-    CXXBaseOrMemberInitializer* I = IE;
+    CXXCtorInitializer* I = IE;
     if (I->isBaseInitializer())
       OS << I->getBaseClass()->getAsCXXRecordDecl()->getName();
     else OS << I->getAnyMember()->getName();
diff --git a/clang/lib/CodeGen/CGClass.cpp b/clang/lib/CodeGen/CGClass.cpp
index e2a3f27a1dcf..2a92258b8469 100644
--- a/clang/lib/CodeGen/CGClass.cpp
+++ b/clang/lib/CodeGen/CGClass.cpp
@@ -363,7 +363,7 @@ static bool BaseInitializerUsesThis(ASTContext &C, const Expr *Init) {
 
 static void EmitBaseInitializer(CodeGenFunction &CGF, 
                                 const CXXRecordDecl *ClassDecl,
-                                CXXBaseOrMemberInitializer *BaseInit,
+                                CXXCtorInitializer *BaseInit,
                                 CXXCtorType CtorType) {
   assert(BaseInit->isBaseInitializer() &&
          "Must have base initializer!");
@@ -405,7 +405,7 @@ static void EmitBaseInitializer(CodeGenFunction &CGF,
 static void EmitAggMemberInitializer(CodeGenFunction &CGF,
                                      LValue LHS,
                                      llvm::Value *ArrayIndexVar,
-                                     CXXBaseOrMemberInitializer *MemberInit,
+                                     CXXCtorInitializer *MemberInit,
                                      QualType T,
                                      unsigned Index) {
   if (Index == MemberInit->getNumArrayIndices()) {
@@ -509,7 +509,7 @@ namespace {
   
 static void EmitMemberInitializer(CodeGenFunction &CGF,
                                   const CXXRecordDecl *ClassDecl,
-                                  CXXBaseOrMemberInitializer *MemberInit,
+                                  CXXCtorInitializer *MemberInit,
                                   const CXXConstructorDecl *Constructor,
                                   FunctionArgList &Args) {
   assert(MemberInit->isAnyMemberInitializer() &&
@@ -531,7 +531,7 @@ static void EmitMemberInitializer(CodeGenFunction &CGF,
     LHS = CGF.EmitLValueForFieldInitialization(ThisPtr, Field, 0);
   }
 
-  // FIXME: If there's no initializer and the CXXBaseOrMemberInitializer
+  // FIXME: If there's no initializer and the CXXCtorInitializer
   // was implicitly generated, we shouldn't be zeroing memory.
   RValue RHS;
   if (FieldType->isReferenceType()) {
@@ -707,12 +707,12 @@ void CodeGenFunction::EmitCtorPrologue(const CXXConstructorDecl *CD,
                                        FunctionArgList &Args) {
   const CXXRecordDecl *ClassDecl = CD->getParent();
 
-  llvm::SmallVector<CXXBaseOrMemberInitializer *, 8> MemberInitializers;
+  llvm::SmallVector<CXXCtorInitializer *, 8> MemberInitializers;
   
   for (CXXConstructorDecl::init_const_iterator B = CD->init_begin(),
        E = CD->init_end();
        B != E; ++B) {
-    CXXBaseOrMemberInitializer *Member = (*B);
+    CXXCtorInitializer *Member = (*B);
     
     if (Member->isBaseInitializer())
       EmitBaseInitializer(*this, ClassDecl, Member, CtorType);
diff --git a/clang/lib/CodeGen/CGObjC.cpp b/clang/lib/CodeGen/CGObjC.cpp
index 8945a860cce9..3574ba2c1853 100644
--- a/clang/lib/CodeGen/CGObjC.cpp
+++ b/clang/lib/CodeGen/CGObjC.cpp
@@ -420,17 +420,17 @@ void CodeGenFunction::GenerateObjCSetter(ObjCImplementationDecl *IMP,
 void CodeGenFunction::GenerateObjCCtorDtorMethod(ObjCImplementationDecl *IMP,
                                                  ObjCMethodDecl *MD,
                                                  bool ctor) {
-  llvm::SmallVector<CXXBaseOrMemberInitializer *, 8> IvarInitializers;
+  llvm::SmallVector<CXXCtorInitializer *, 8> IvarInitializers;
   MD->createImplicitParams(CGM.getContext(), IMP->getClassInterface());
   StartObjCMethod(MD, IMP->getClassInterface());
   for (ObjCImplementationDecl::init_const_iterator B = IMP->init_begin(),
        E = IMP->init_end(); B != E; ++B) {
-    CXXBaseOrMemberInitializer *Member = (*B);
+    CXXCtorInitializer *Member = (*B);
     IvarInitializers.push_back(Member);
   }
   if (ctor) {
     for (unsigned I = 0, E = IvarInitializers.size(); I != E; ++I) {
-      CXXBaseOrMemberInitializer *IvarInit = IvarInitializers[I];
+      CXXCtorInitializer *IvarInit = IvarInitializers[I];
       FieldDecl *Field = IvarInit->getAnyMember();
       QualType FieldType = Field->getType();
       ObjCIvarDecl  *Ivar = cast<ObjCIvarDecl>(Field);
diff --git a/clang/lib/Parse/ParseDeclCXX.cpp b/clang/lib/Parse/ParseDeclCXX.cpp
index bc3f977bfc7a..a5cdaa86748a 100644
--- a/clang/lib/Parse/ParseDeclCXX.cpp
+++ b/clang/lib/Parse/ParseDeclCXX.cpp
@@ -1746,7 +1746,7 @@ void Parser::ParseConstructorInitializer(Decl *ConstructorDecl) {
 
   SourceLocation ColonLoc = ConsumeToken();
 
-  llvm::SmallVector<CXXBaseOrMemberInitializer*, 4> MemInitializers;
+  llvm::SmallVector<CXXCtorInitializer*, 4> MemInitializers;
   bool AnyErrors = false;
 
   do {
diff --git a/clang/lib/Sema/SemaCodeComplete.cpp b/clang/lib/Sema/SemaCodeComplete.cpp
index b33f3fcb7c1c..50ea6cb0b5f4 100644
--- a/clang/lib/Sema/SemaCodeComplete.cpp
+++ b/clang/lib/Sema/SemaCodeComplete.cpp
@@ -3602,7 +3602,7 @@ void Sema::CodeCompleteOperatorName(Scope *S) {
 }
 
 void Sema::CodeCompleteConstructorInitializer(Decl *ConstructorD,
-                                    CXXBaseOrMemberInitializer** Initializers,
+                                              CXXCtorInitializer** Initializers,
                                               unsigned NumInitializers) {
   CXXConstructorDecl *Constructor
     = static_cast<CXXConstructorDecl *>(ConstructorD);
diff --git a/clang/lib/Sema/SemaDeclCXX.cpp b/clang/lib/Sema/SemaDeclCXX.cpp
index b6c6d4d03839..e7bd7d5e8707 100644
--- a/clang/lib/Sema/SemaDeclCXX.cpp
+++ b/clang/lib/Sema/SemaDeclCXX.cpp
@@ -1381,11 +1381,11 @@ Sema::BuildMemberInitializer(ValueDecl *Member, Expr **Args,
   }
 
   if (DirectMember) {
-    return new (Context) CXXBaseOrMemberInitializer(Context, DirectMember,
+    return new (Context) CXXCtorInitializer(Context, DirectMember,
                                                     IdLoc, LParenLoc, Init,
                                                     RParenLoc);
   } else {
-    return new (Context) CXXBaseOrMemberInitializer(Context, IndirectMember,
+    return new (Context) CXXCtorInitializer(Context, IndirectMember,
                                                     IdLoc, LParenLoc, Init,
                                                     RParenLoc);
   }
@@ -1496,7 +1496,7 @@ Sema::BuildBaseInitializer(QualType BaseType, TypeSourceInfo *BaseTInfo,
               ExprTemporaries.begin() + ExprEvalContexts.back().NumTemporaries,
                           ExprTemporaries.end());
 
-    return new (Context) CXXBaseOrMemberInitializer(Context, BaseTInfo, 
+    return new (Context) CXXCtorInitializer(Context, BaseTInfo, 
                                                     /*IsVirtual=*/false,
                                                     LParenLoc, 
                                                     BaseInit.takeAs<Expr>(),
@@ -1551,7 +1551,7 @@ Sema::BuildBaseInitializer(QualType BaseType, TypeSourceInfo *BaseTInfo,
     ExprResult Init
       = Owned(new (Context) ParenListExpr(Context, LParenLoc, Args, NumArgs,
                                           RParenLoc));
-    return new (Context) CXXBaseOrMemberInitializer(Context, BaseTInfo,
+    return new (Context) CXXCtorInitializer(Context, BaseTInfo,
                                                     BaseSpec->isVirtual(),
                                                     LParenLoc, 
                                                     Init.takeAs<Expr>(),
@@ -1559,7 +1559,7 @@ Sema::BuildBaseInitializer(QualType BaseType, TypeSourceInfo *BaseTInfo,
                                                     EllipsisLoc);
   }
 
-  return new (Context) CXXBaseOrMemberInitializer(Context, BaseTInfo,
+  return new (Context) CXXCtorInitializer(Context, BaseTInfo,
                                                   BaseSpec->isVirtual(),
                                                   LParenLoc, 
                                                   BaseInit.takeAs<Expr>(),
@@ -1580,7 +1580,7 @@ BuildImplicitBaseInitializer(Sema &SemaRef, CXXConstructorDecl *Constructor,
                              ImplicitInitializerKind ImplicitInitKind,
                              CXXBaseSpecifier *BaseSpec,
                              bool IsInheritedVirtualBase,
-                             CXXBaseOrMemberInitializer *&CXXBaseInit) {
+                             CXXCtorInitializer *&CXXBaseInit) {
   InitializedEntity InitEntity
     = InitializedEntity::InitializeBase(SemaRef.Context, BaseSpec,
                                         IsInheritedVirtualBase);
@@ -1636,7 +1636,7 @@ BuildImplicitBaseInitializer(Sema &SemaRef, CXXConstructorDecl *Constructor,
     return true;
         
   CXXBaseInit =
-    new (SemaRef.Context) CXXBaseOrMemberInitializer(SemaRef.Context,
+    new (SemaRef.Context) CXXCtorInitializer(SemaRef.Context,
                SemaRef.Context.getTrivialTypeSourceInfo(BaseSpec->getType(), 
                                                         SourceLocation()),
                                              BaseSpec->isVirtual(),
@@ -1652,7 +1652,7 @@ static bool
 BuildImplicitMemberInitializer(Sema &SemaRef, CXXConstructorDecl *Constructor,
                                ImplicitInitializerKind ImplicitInitKind,
                                FieldDecl *Field,
-                               CXXBaseOrMemberInitializer *&CXXMemberInit) {
+                               CXXCtorInitializer *&CXXMemberInit) {
   if (Field->isInvalidDecl())
     return true;
 
@@ -1751,7 +1751,7 @@ BuildImplicitMemberInitializer(Sema &SemaRef, CXXConstructorDecl *Constructor,
       return true;
 
     CXXMemberInit
-      = CXXBaseOrMemberInitializer::Create(SemaRef.Context, Field, Loc, Loc,
+      = CXXCtorInitializer::Create(SemaRef.Context, Field, Loc, Loc,
                                            MemberInit.takeAs<Expr>(), Loc,
                                            IndexVariables.data(),
                                            IndexVariables.size());
@@ -1777,7 +1777,7 @@ BuildImplicitMemberInitializer(Sema &SemaRef, CXXConstructorDecl *Constructor,
       return true;
     
     CXXMemberInit =
-      new (SemaRef.Context) CXXBaseOrMemberInitializer(SemaRef.Context,
+      new (SemaRef.Context) CXXCtorInitializer(SemaRef.Context,
                                                        Field, Loc, Loc,
                                                        MemberInit.get(),
                                                        Loc);
@@ -1815,8 +1815,8 @@ struct BaseAndFieldInfo {
   CXXConstructorDecl *Ctor;
   bool AnyErrorsInInits;
   ImplicitInitializerKind IIK;
-  llvm::DenseMap<const void *, CXXBaseOrMemberInitializer*> AllBaseFields;
-  llvm::SmallVector<CXXBaseOrMemberInitializer*, 8> AllToInit;
+  llvm::DenseMap<const void *, CXXCtorInitializer*> AllBaseFields;
+  llvm::SmallVector<CXXCtorInitializer*, 8> AllToInit;
 
   BaseAndFieldInfo(Sema &S, CXXConstructorDecl *Ctor, bool ErrorsInInits)
     : S(S), Ctor(Ctor), AnyErrorsInInits(ErrorsInInits) {
@@ -1833,7 +1833,7 @@ static bool CollectFieldInitializer(BaseAndFieldInfo &Info,
                                     FieldDecl *Top, FieldDecl *Field) {
 
   // Overwhelmingly common case: we have a direct initializer for this field.
-  if (CXXBaseOrMemberInitializer *Init = Info.AllBaseFields.lookup(Field)) {
+  if (CXXCtorInitializer *Init = Info.AllBaseFields.lookup(Field)) {
     Info.AllToInit.push_back(Init);
     return false;
   }
@@ -1853,7 +1853,7 @@ static bool CollectFieldInitializer(BaseAndFieldInfo &Info,
       // First check for an explicit initializer for one field.
       for (RecordDecl::field_iterator FA = FieldClassDecl->field_begin(),
            EA = FieldClassDecl->field_end(); FA != EA; FA++) {
-        if (CXXBaseOrMemberInitializer *Init = Info.AllBaseFields.lookup(*FA)) {
+        if (CXXCtorInitializer *Init = Info.AllBaseFields.lookup(*FA)) {
           Info.AllToInit.push_back(Init);
 
           // Once we've initialized a field of an anonymous union, the union
@@ -1887,7 +1887,7 @@ static bool CollectFieldInitializer(BaseAndFieldInfo &Info,
   if (Info.AnyErrorsInInits)
     return false;
 
-  CXXBaseOrMemberInitializer *Init = 0;
+  CXXCtorInitializer *Init = 0;
   if (BuildImplicitMemberInitializer(Info.S, Info.Ctor, Info.IIK, Field, Init))
     return true;
 
@@ -1898,20 +1898,20 @@ static bool CollectFieldInitializer(BaseAndFieldInfo &Info,
 }
                                
 bool
-Sema::SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
-                                  CXXBaseOrMemberInitializer **Initializers,
+Sema::SetCtorInitializers(CXXConstructorDecl *Constructor,
+                                  CXXCtorInitializer **Initializers,
                                   unsigned NumInitializers,
                                   bool AnyErrors) {
   if (Constructor->getDeclContext()->isDependentContext()) {
     // Just store the initializers as written, they will be checked during
     // instantiation.
     if (NumInitializers > 0) {
-      Constructor->setNumBaseOrMemberInitializers(NumInitializers);
-      CXXBaseOrMemberInitializer **baseOrMemberInitializers =
-        new (Context) CXXBaseOrMemberInitializer*[NumInitializers];
+      Constructor->setNumCtorInitializers(NumInitializers);
+      CXXCtorInitializer **baseOrMemberInitializers =
+        new (Context) CXXCtorInitializer*[NumInitializers];
       memcpy(baseOrMemberInitializers, Initializers,
-             NumInitializers * sizeof(CXXBaseOrMemberInitializer*));
-      Constructor->setBaseOrMemberInitializers(baseOrMemberInitializers);
+             NumInitializers * sizeof(CXXCtorInitializer*));
+      Constructor->setCtorInitializers(baseOrMemberInitializers);
     }
     
     return false;
@@ -1928,7 +1928,7 @@ Sema::SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
   bool HadError = false;
 
   for (unsigned i = 0; i < NumInitializers; i++) {
-    CXXBaseOrMemberInitializer *Member = Initializers[i];
+    CXXCtorInitializer *Member = Initializers[i];
     
     if (Member->isBaseInitializer())
       Info.AllBaseFields[Member->getBaseClass()->getAs<RecordType>()] = Member;
@@ -1948,12 +1948,12 @@ Sema::SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
   for (CXXRecordDecl::base_class_iterator VBase = ClassDecl->vbases_begin(),
        E = ClassDecl->vbases_end(); VBase != E; ++VBase) {
 
-    if (CXXBaseOrMemberInitializer *Value
+    if (CXXCtorInitializer *Value
         = Info.AllBaseFields.lookup(VBase->getType()->getAs<RecordType>())) {
       Info.AllToInit.push_back(Value);
     } else if (!AnyErrors) {
       bool IsInheritedVirtualBase = !DirectVBases.count(VBase);
-      CXXBaseOrMemberInitializer *CXXBaseInit;
+      CXXCtorInitializer *CXXBaseInit;
       if (BuildImplicitBaseInitializer(*this, Constructor, Info.IIK,
                                        VBase, IsInheritedVirtualBase, 
                                        CXXBaseInit)) {
@@ -1972,11 +1972,11 @@ Sema::SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
     if (Base->isVirtual())
       continue;
 
-    if (CXXBaseOrMemberInitializer *Value
+    if (CXXCtorInitializer *Value
           = Info.AllBaseFields.lookup(Base->getType()->getAs<RecordType>())) {
       Info.AllToInit.push_back(Value);
     } else if (!AnyErrors) {
-      CXXBaseOrMemberInitializer *CXXBaseInit;
+      CXXCtorInitializer *CXXBaseInit;
       if (BuildImplicitBaseInitializer(*this, Constructor, Info.IIK,
                                        Base, /*IsInheritedVirtualBase=*/false,
                                        CXXBaseInit)) {
@@ -2002,12 +2002,12 @@ Sema::SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor,
 
   NumInitializers = Info.AllToInit.size();
   if (NumInitializers > 0) {
-    Constructor->setNumBaseOrMemberInitializers(NumInitializers);
-    CXXBaseOrMemberInitializer **baseOrMemberInitializers =
-      new (Context) CXXBaseOrMemberInitializer*[NumInitializers];
+    Constructor->setNumCtorInitializers(NumInitializers);
+    CXXCtorInitializer **baseOrMemberInitializers =
+      new (Context) CXXCtorInitializer*[NumInitializers];
     memcpy(baseOrMemberInitializers, Info.AllToInit.data(),
-           NumInitializers * sizeof(CXXBaseOrMemberInitializer*));
-    Constructor->setBaseOrMemberInitializers(baseOrMemberInitializers);
+           NumInitializers * sizeof(CXXCtorInitializer*));
+    Constructor->setCtorInitializers(baseOrMemberInitializers);
 
     // Constructors implicitly reference the base and member
     // destructors.
@@ -2032,7 +2032,7 @@ static void *GetKeyForBase(ASTContext &Context, QualType BaseType) {
 }
 
 static void *GetKeyForMember(ASTContext &Context,
-                             CXXBaseOrMemberInitializer *Member) {
+                             CXXCtorInitializer *Member) {
   if (!Member->isAnyMemberInitializer())
     return GetKeyForBase(Context, QualType(Member->getBaseClass(), 0));
     
@@ -2061,7 +2061,7 @@ static void *GetKeyForMember(ASTContext &Context,
 static void
 DiagnoseBaseOrMemInitializerOrder(Sema &SemaRef,
                                   const CXXConstructorDecl *Constructor,
-                                  CXXBaseOrMemberInitializer **Inits,
+                                  CXXCtorInitializer **Inits,
                                   unsigned NumInits) {
   if (Constructor->getDeclContext()->isDependentContext())
     return;
@@ -2070,7 +2070,7 @@ DiagnoseBaseOrMemInitializerOrder(Sema &SemaRef,
   // location of at least one initializer. 
   bool ShouldCheckOrder = false;
   for (unsigned InitIndex = 0; InitIndex != NumInits; ++InitIndex) {
-    CXXBaseOrMemberInitializer *Init = Inits[InitIndex];
+    CXXCtorInitializer *Init = Inits[InitIndex];
     if (SemaRef.Diags.getDiagnosticLevel(diag::warn_initializer_out_of_order,
                                          Init->getSourceLocation())
           != Diagnostic::Ignored) {
@@ -2110,9 +2110,9 @@ DiagnoseBaseOrMemInitializerOrder(Sema &SemaRef,
   unsigned NumIdealInits = IdealInitKeys.size();
   unsigned IdealIndex = 0;
 
-  CXXBaseOrMemberInitializer *PrevInit = 0;
+  CXXCtorInitializer *PrevInit = 0;
   for (unsigned InitIndex = 0; InitIndex != NumInits; ++InitIndex) {
-    CXXBaseOrMemberInitializer *Init = Inits[InitIndex];
+    CXXCtorInitializer *Init = Inits[InitIndex];
     void *InitKey = GetKeyForMember(SemaRef.Context, Init);
 
     // Scan forward to try to find this initializer in the idealized
@@ -2154,8 +2154,8 @@ DiagnoseBaseOrMemInitializerOrder(Sema &SemaRef,
 
 namespace {
 bool CheckRedundantInit(Sema &S,
-                        CXXBaseOrMemberInitializer *Init,
-                        CXXBaseOrMemberInitializer *&PrevInit) {
+                        CXXCtorInitializer *Init,
+                        CXXCtorInitializer *&PrevInit) {
   if (!PrevInit) {
     PrevInit = Init;
     return false;
@@ -2180,11 +2180,11 @@ bool CheckRedundantInit(Sema &S,
   return true;
 }
 
-typedef std::pair<NamedDecl *, CXXBaseOrMemberInitializer *> UnionEntry;
+typedef std::pair<NamedDecl *, CXXCtorInitializer *> UnionEntry;
 typedef llvm::DenseMap<RecordDecl*, UnionEntry> RedundantUnionMap;
 
 bool CheckRedundantUnionInit(Sema &S,
-                             CXXBaseOrMemberInitializer *Init,
+                             CXXCtorInitializer *Init,
                              RedundantUnionMap &Unions) {
   FieldDecl *Field = Init->getAnyMember();
   RecordDecl *Parent = Field->getParent();
@@ -2235,20 +2235,20 @@ void Sema::ActOnMemInitializers(Decl *ConstructorDecl,
     return;
   }
   
-  CXXBaseOrMemberInitializer **MemInits =
-    reinterpret_cast<CXXBaseOrMemberInitializer **>(meminits);
+  CXXCtorInitializer **MemInits =
+    reinterpret_cast<CXXCtorInitializer **>(meminits);
 
   // Mapping for the duplicate initializers check.
   // For member initializers, this is keyed with a FieldDecl*.
   // For base initializers, this is keyed with a Type*.
-  llvm::DenseMap<void*, CXXBaseOrMemberInitializer *> Members;
+  llvm::DenseMap<void*, CXXCtorInitializer *> Members;
 
   // Mapping for the inconsistent anonymous-union initializers check.
   RedundantUnionMap MemberUnions;
 
   bool HadError = false;
   for (unsigned i = 0; i < NumMemInits; i++) {
-    CXXBaseOrMemberInitializer *Init = MemInits[i];
+    CXXCtorInitializer *Init = MemInits[i];
 
     // Set the source order index.
     Init->setSourceOrder(i);
@@ -2270,7 +2270,7 @@ void Sema::ActOnMemInitializers(Decl *ConstructorDecl,
 
   DiagnoseBaseOrMemInitializerOrder(*this, Constructor, MemInits, NumMemInits);
 
-  SetBaseOrMemberInitializers(Constructor, MemInits, NumMemInits, AnyErrors);
+  SetCtorInitializers(Constructor, MemInits, NumMemInits, AnyErrors);
 }
 
 void
@@ -2369,7 +2369,7 @@ void Sema::ActOnDefaultCtorInitializers(Decl *CDtorDecl) {
 
   if (CXXConstructorDecl *Constructor
       = dyn_cast<CXXConstructorDecl>(CDtorDecl))
-    SetBaseOrMemberInitializers(Constructor, 0, 0, /*AnyErrors=*/false);
+    SetCtorInitializers(Constructor, 0, 0, /*AnyErrors=*/false);
 }
 
 bool Sema::RequireNonAbstractType(SourceLocation Loc, QualType T,
@@ -4442,7 +4442,7 @@ void Sema::DefineImplicitDefaultConstructor(SourceLocation CurrentLocation,
 
   ImplicitlyDefinedFunctionScope Scope(*this, Constructor);
   DiagnosticErrorTrap Trap(Diags);
-  if (SetBaseOrMemberInitializers(Constructor, 0, 0, /*AnyErrors=*/false) ||
+  if (SetCtorInitializers(Constructor, 0, 0, /*AnyErrors=*/false) ||
       Trap.hasErrorOccurred()) {
     Diag(CurrentLocation, diag::note_member_synthesized_at) 
       << CXXConstructor << Context.getTagDeclType(ClassDecl);
@@ -5415,7 +5415,7 @@ void Sema::DefineImplicitCopyConstructor(SourceLocation CurrentLocation,
   ImplicitlyDefinedFunctionScope Scope(*this, CopyConstructor);
   DiagnosticErrorTrap Trap(Diags);
 
-  if (SetBaseOrMemberInitializers(CopyConstructor, 0, 0, /*AnyErrors=*/false) ||
+  if (SetCtorInitializers(CopyConstructor, 0, 0, /*AnyErrors=*/false) ||
       Trap.hasErrorOccurred()) {
     Diag(CurrentLocation, diag::note_member_synthesized_at) 
       << CXXCopyConstructor << Context.getTagDeclType(ClassDecl);
@@ -7125,13 +7125,13 @@ void Sema::SetIvarInitializers(ObjCImplementationDecl *ObjCImplementation) {
     CollectIvarsToConstructOrDestruct(OID, ivars);
     if (ivars.empty())
       return;
-    llvm::SmallVector<CXXBaseOrMemberInitializer*, 32> AllToInit;
+    llvm::SmallVector<CXXCtorInitializer*, 32> AllToInit;
     for (unsigned i = 0; i < ivars.size(); i++) {
       FieldDecl *Field = ivars[i];
       if (Field->isInvalidDecl())
         continue;
       
-      CXXBaseOrMemberInitializer *Member;
+      CXXCtorInitializer *Member;
       InitializedEntity InitEntity = InitializedEntity::InitializeMember(Field);
       InitializationKind InitKind = 
         InitializationKind::CreateDefault(ObjCImplementation->getLocation());
@@ -7146,11 +7146,10 @@ void Sema::SetIvarInitializers(ObjCImplementationDecl *ObjCImplementation) {
         continue;
 
       Member =
-        new (Context) CXXBaseOrMemberInitializer(Context,
-                                                 Field, SourceLocation(),
-                                                 SourceLocation(),
-                                                 MemberInit.takeAs<Expr>(),
-                                                 SourceLocation());
+        new (Context) CXXCtorInitializer(Context, Field, SourceLocation(),
+                                         SourceLocation(),
+                                         MemberInit.takeAs<Expr>(),
+                                         SourceLocation());
       AllToInit.push_back(Member);
       
       // Be sure that the destructor is accessible and is marked as referenced.
diff --git a/clang/lib/Sema/SemaDeclObjC.cpp b/clang/lib/Sema/SemaDeclObjC.cpp
index 8c66588da290..338a5333c890 100644
--- a/clang/lib/Sema/SemaDeclObjC.cpp
+++ b/clang/lib/Sema/SemaDeclObjC.cpp
@@ -1981,14 +1981,14 @@ void Sema::CollectIvarsToConstructOrDestruct(ObjCInterfaceDecl *OI,
 }
 
 void ObjCImplementationDecl::setIvarInitializers(ASTContext &C,
-                                    CXXBaseOrMemberInitializer ** initializers,
+                                             CXXCtorInitializer ** initializers,
                                                  unsigned numInitializers) {
   if (numInitializers > 0) {
     NumIvarInitializers = numInitializers;
-    CXXBaseOrMemberInitializer **ivarInitializers =
-    new (C) CXXBaseOrMemberInitializer*[NumIvarInitializers];
+    CXXCtorInitializer **ivarInitializers =
+    new (C) CXXCtorInitializer*[NumIvarInitializers];
     memcpy(ivarInitializers, initializers,
-           numInitializers * sizeof(CXXBaseOrMemberInitializer*));
+           numInitializers * sizeof(CXXCtorInitializer*));
     IvarInitializers = ivarInitializers;
   }
 }
diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 649fbf66251a..e59f94a2cac9 100644
--- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -2359,7 +2359,7 @@ Sema::InstantiateMemInitializers(CXXConstructorDecl *New,
   for (CXXConstructorDecl::init_const_iterator Inits = Tmpl->init_begin(),
                                             InitsEnd = Tmpl->init_end();
        Inits != InitsEnd; ++Inits) {
-    CXXBaseOrMemberInitializer *Init = *Inits;
+    CXXCtorInitializer *Init = *Inits;
 
     // Only instantiate written initializers, let Sema re-construct implicit
     // ones.
diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index d0edd71cd1e9..487e23f19c27 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -4338,17 +4338,16 @@ ASTReader::ReadCXXBaseSpecifier(PerFileData &F,
                           EllipsisLoc);
 }
 
-std::pair<CXXBaseOrMemberInitializer **, unsigned>
-ASTReader::ReadCXXBaseOrMemberInitializers(PerFileData &F,
-                                           const RecordData &Record,
-                                           unsigned &Idx) {
-  CXXBaseOrMemberInitializer **BaseOrMemberInitializers = 0;
+std::pair<CXXCtorInitializer **, unsigned>
+ASTReader::ReadCXXCtorInitializers(PerFileData &F, const RecordData &Record,
+                                   unsigned &Idx) {
+  CXXCtorInitializer **CtorInitializers = 0;
   unsigned NumInitializers = Record[Idx++];
   if (NumInitializers) {
     ASTContext &C = *getContext();
 
-    BaseOrMemberInitializers
-        = new (C) CXXBaseOrMemberInitializer*[NumInitializers];
+    CtorInitializers
+        = new (C) CXXCtorInitializer*[NumInitializers];
     for (unsigned i=0; i != NumInitializers; ++i) {
       TypeSourceInfo *BaseClassInfo = 0;
       bool IsBaseVirtual = false;
@@ -4382,38 +4381,32 @@ ASTReader::ReadCXXBaseOrMemberInitializers(PerFileData &F,
           Indices.push_back(cast<VarDecl>(GetDecl(Record[Idx++])));
       }
 
-      CXXBaseOrMemberInitializer *BOMInit;
+      CXXCtorInitializer *BOMInit;
       if (IsBaseInitializer) {
-        BOMInit = new (C) CXXBaseOrMemberInitializer(C, BaseClassInfo,
-                                                     IsBaseVirtual, LParenLoc,
-                                                     Init, RParenLoc,
-                                                     MemberOrEllipsisLoc);
+        BOMInit = new (C) CXXCtorInitializer(C, BaseClassInfo, IsBaseVirtual,
+                                             LParenLoc, Init, RParenLoc,
+                                             MemberOrEllipsisLoc);
       } else if (IsWritten) {
         if (Member)
-          BOMInit = new (C) CXXBaseOrMemberInitializer(C, Member, 
-                                                       MemberOrEllipsisLoc,
-                                                       LParenLoc, Init,
-                                                       RParenLoc);
+          BOMInit = new (C) CXXCtorInitializer(C, Member, MemberOrEllipsisLoc,
+                                               LParenLoc, Init, RParenLoc);
         else 
-          BOMInit = new (C) CXXBaseOrMemberInitializer(C, IndirectMember,
-                                                       MemberOrEllipsisLoc,
-                                                       LParenLoc,
-                                                       Init, RParenLoc);
+          BOMInit = new (C) CXXCtorInitializer(C, IndirectMember,
+                                               MemberOrEllipsisLoc, LParenLoc,
+                                               Init, RParenLoc);
       } else {
-        BOMInit = CXXBaseOrMemberInitializer::Create(C, Member, 
-                                                     MemberOrEllipsisLoc,
-                                                     LParenLoc, Init, RParenLoc,
-                                                     Indices.data(),
-                                                     Indices.size());
+        BOMInit = CXXCtorInitializer::Create(C, Member, MemberOrEllipsisLoc,
+                                             LParenLoc, Init, RParenLoc,
+                                             Indices.data(), Indices.size());
       }
 
       if (IsWritten)
         BOMInit->setSourceOrder(SourceOrderOrNumArrayIndices);
-      BaseOrMemberInitializers[i] = BOMInit;
+      CtorInitializers[i] = BOMInit;
     }
   }
 
-  return std::make_pair(BaseOrMemberInitializers, NumInitializers);
+  return std::make_pair(CtorInitializers, NumInitializers);
 }
 
 NestedNameSpecifier *
diff --git a/clang/lib/Serialization/ASTReaderDecl.cpp b/clang/lib/Serialization/ASTReaderDecl.cpp
index 239abbeb3997..5c66a9680f9a 100644
--- a/clang/lib/Serialization/ASTReaderDecl.cpp
+++ b/clang/lib/Serialization/ASTReaderDecl.cpp
@@ -609,7 +609,7 @@ void ASTDeclReader::VisitObjCImplementationDecl(ObjCImplementationDecl *D) {
   D->setSuperClass(
               cast_or_null<ObjCInterfaceDecl>(Reader.GetDecl(Record[Idx++])));
   llvm::tie(D->IvarInitializers, D->NumIvarInitializers)
-      = Reader.ReadCXXBaseOrMemberInitializers(F, Record, Idx);
+      = Reader.ReadCXXCtorInitializers(F, Record, Idx);
   D->setHasSynthBitfield(Record[Idx++]);
 }
 
@@ -903,8 +903,8 @@ void ASTDeclReader::VisitCXXConstructorDecl(CXXConstructorDecl *D) {
   
   D->IsExplicitSpecified = Record[Idx++];
   D->ImplicitlyDefined = Record[Idx++];
-  llvm::tie(D->BaseOrMemberInitializers, D->NumBaseOrMemberInitializers)
-      = Reader.ReadCXXBaseOrMemberInitializers(F, Record, Idx);
+  llvm::tie(D->CtorInitializers, D->NumCtorInitializers)
+      = Reader.ReadCXXCtorInitializers(F, Record, Idx);
 }
 
 void ASTDeclReader::VisitCXXDestructorDecl(CXXDestructorDecl *D) {
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index 52415b0d516a..d3b103f56c1f 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -3294,12 +3294,13 @@ void ASTWriter::FlushCXXBaseSpecifiers() {
   CXXBaseSpecifiersToWrite.clear();
 }
 
-void ASTWriter::AddCXXBaseOrMemberInitializers(
-                        const CXXBaseOrMemberInitializer * const *BaseOrMembers,
-                        unsigned NumBaseOrMembers, RecordDataImpl &Record) {
-  Record.push_back(NumBaseOrMembers);
-  for (unsigned i=0; i != NumBaseOrMembers; ++i) {
-    const CXXBaseOrMemberInitializer *Init = BaseOrMembers[i];
+void ASTWriter::AddCXXCtorInitializers(
+                             const CXXCtorInitializer * const *CtorInitializers,
+                             unsigned NumCtorInitializers,
+                             RecordDataImpl &Record) {
+  Record.push_back(NumCtorInitializers);
+  for (unsigned i=0; i != NumCtorInitializers; ++i) {
+    const CXXCtorInitializer *Init = CtorInitializers[i];
 
     Record.push_back(Init->isBaseInitializer());
     if (Init->isBaseInitializer()) {
diff --git a/clang/lib/Serialization/ASTWriterDecl.cpp b/clang/lib/Serialization/ASTWriterDecl.cpp
index ff1f4bf44b85..7223362165f4 100644
--- a/clang/lib/Serialization/ASTWriterDecl.cpp
+++ b/clang/lib/Serialization/ASTWriterDecl.cpp
@@ -503,8 +503,8 @@ void ASTDeclWriter::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) {
 void ASTDeclWriter::VisitObjCImplementationDecl(ObjCImplementationDecl *D) {
   VisitObjCImplDecl(D);
   Writer.AddDeclRef(D->getSuperClass(), Record);
-  Writer.AddCXXBaseOrMemberInitializers(D->IvarInitializers,
-                                        D->NumIvarInitializers, Record);
+  Writer.AddCXXCtorInitializers(D->IvarInitializers, D->NumIvarInitializers,
+                                Record);
   Record.push_back(D->hasSynthBitfield());
   Code = serialization::DECL_OBJC_IMPLEMENTATION;
 }
@@ -781,8 +781,8 @@ void ASTDeclWriter::VisitCXXConstructorDecl(CXXConstructorDecl *D) {
 
   Record.push_back(D->IsExplicitSpecified);
   Record.push_back(D->ImplicitlyDefined);
-  Writer.AddCXXBaseOrMemberInitializers(D->BaseOrMemberInitializers,
-                                        D->NumBaseOrMemberInitializers, Record);
+  Writer.AddCXXCtorInitializers(D->CtorInitializers, D->NumCtorInitializers,
+                                Record);
 
   Code = serialization::DECL_CXX_CONSTRUCTOR;
 }
diff --git a/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp b/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
index 3f77244dc4af..67ddcce85948 100644
--- a/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/ExprEngine.cpp
@@ -640,7 +640,7 @@ void ExprEngine::ProcessStmt(const CFGStmt S, StmtNodeBuilder& builder) {
 void ExprEngine::ProcessInitializer(const CFGInitializer Init,
                                     StmtNodeBuilder &builder) {
   // We don't set EntryNode and currentStmt. And we don't clean up state.
-  const CXXBaseOrMemberInitializer *BMI = Init.getInitializer();
+  const CXXCtorInitializer *BMI = Init.getInitializer();
 
   ExplodedNode *Pred = builder.getBasePredecessor();
   const LocationContext *LC = Pred->getLocationContext();
diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index 979d678d5ace..38b86cd23fa1 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -689,11 +689,11 @@ bool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) {
 }
 
 /// \brief Compare two base or member initializers based on their source order.
-static int CompareCXXBaseOrMemberInitializers(const void* Xp, const void *Yp) {
-  CXXBaseOrMemberInitializer const * const *X
-    = static_cast<CXXBaseOrMemberInitializer const * const *>(Xp);
-  CXXBaseOrMemberInitializer const * const *Y
-    = static_cast<CXXBaseOrMemberInitializer const * const *>(Yp);
+static int CompareCXXCtorInitializers(const void* Xp, const void *Yp) {
+  CXXCtorInitializer const * const *X
+    = static_cast<CXXCtorInitializer const * const *>(Xp);
+  CXXCtorInitializer const * const *Y
+    = static_cast<CXXCtorInitializer const * const *>(Yp);
   
   if ((*X)->getSourceOrder() < (*Y)->getSourceOrder())
     return -1;
@@ -738,7 +738,7 @@ bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) {
   if (ND->isThisDeclarationADefinition()) {
     if (CXXConstructorDecl *Constructor = dyn_cast<CXXConstructorDecl>(ND)) {
       // Find the initializers that were written in the source.
-      llvm::SmallVector<CXXBaseOrMemberInitializer *, 4> WrittenInits;
+      llvm::SmallVector<CXXCtorInitializer *, 4> WrittenInits;
       for (CXXConstructorDecl::init_iterator I = Constructor->init_begin(),
                                           IEnd = Constructor->init_end();
            I != IEnd; ++I) {
@@ -750,11 +750,11 @@ bool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) {
       
       // Sort the initializers in source order
       llvm::array_pod_sort(WrittenInits.begin(), WrittenInits.end(),
-                           &CompareCXXBaseOrMemberInitializers);
+                           &CompareCXXCtorInitializers);
       
       // Visit the initializers in source order
       for (unsigned I = 0, N = WrittenInits.size(); I != N; ++I) {
-        CXXBaseOrMemberInitializer *Init = WrittenInits[I];
+        CXXCtorInitializer *Init = WrittenInits[I];
         if (Init->isAnyMemberInitializer()) {
           if (Visit(MakeCursorMemberRef(Init->getAnyMember(),
                                         Init->getMemberLocation(), TU)))