Remove pointless classof()'s.

Updates to llvm/Support/Casting.h have rendered these classof()'s
irrelevant.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165770 91177308-0d34-0410-b5e6-96231b3b80d8

35 files changed, 0 insertions, 404 deletions

diff --git a/include/clang/AST/ASTConsumer.h b/include/clang/AST/ASTConsumer.h
index a183eb059c..37b0740cb9 100644
--- a/include/clang/AST/ASTConsumer.h
+++ b/include/clang/AST/ASTConsumer.h
@@ -130,9 +130,6 @@ public:
 
   /// PrintStats - If desired, print any statistics.
   virtual void PrintStats() {}
-
-  // Support isa/cast/dyn_cast
-  static bool classof(const ASTConsumer *) { return true; }
 };
 
 } // end namespace clang.
diff --git a/include/clang/AST/Attr.h b/include/clang/AST/Attr.h
index b17bd48b7d..12a9855617 100644
--- a/include/clang/AST/Attr.h
+++ b/include/clang/AST/Attr.h
@@ -107,9 +107,6 @@ public:
   // Pretty print this attribute.
   virtual void printPretty(llvm::raw_ostream &OS,
                            const PrintingPolicy &Policy) const = 0;
-
-  // Implement isa/cast/dyncast/etc.
-  static bool classof(const Attr *) { return true; }
 };
 
 class InheritableAttr : public Attr {
@@ -125,7 +122,6 @@ public:
   static bool classof(const Attr *A) {
     return A->getKind() <= attr::LAST_INHERITABLE;
   }
-  static bool classof(const InheritableAttr *) { return true; }
 };
 
 class InheritableParamAttr : public InheritableAttr {
@@ -139,7 +135,6 @@ public:
   static bool classof(const Attr *A) {
     return A->getKind() <= attr::LAST_INHERITABLE_PARAM;
   }
-  static bool classof(const InheritableParamAttr *) { return true; }
 };
 
 #include "clang/AST/Attrs.inc"
diff --git a/include/clang/AST/Comment.h b/include/clang/AST/Comment.h
index ea039795e9..e4b3d2c9f3 100644
--- a/include/clang/AST/Comment.h
+++ b/include/clang/AST/Comment.h
@@ -175,8 +175,6 @@ public:
   void dump(llvm::raw_ostream &OS, const CommandTraits *Traits,
             const SourceManager *SM) const;
 
-  static bool classof(const Comment *) { return true; }
-
   SourceRange getSourceRange() const LLVM_READONLY { return Range; }
 
   SourceLocation getLocStart() const LLVM_READONLY {
@@ -218,8 +216,6 @@ public:
            C->getCommentKind() <= LastInlineContentCommentConstant;
   }
 
-  static bool classof(const InlineContentComment *) { return true; }
-
   void addTrailingNewline() {
     InlineContentCommentBits.HasTrailingNewline = 1;
   }
@@ -246,8 +242,6 @@ public:
     return C->getCommentKind() == TextCommentKind;
   }
 
-  static bool classof(const TextComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -306,8 +300,6 @@ public:
     return C->getCommentKind() == InlineCommandCommentKind;
   }
 
-  static bool classof(const InlineCommandComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -368,8 +360,6 @@ public:
            C->getCommentKind() <= LastHTMLTagCommentConstant;
   }
 
-  static bool classof(const HTMLTagComment *) { return true; }
-
   StringRef getTagName() const LLVM_READONLY { return TagName; }
 
   SourceRange getTagNameSourceRange() const LLVM_READONLY {
@@ -435,8 +425,6 @@ public:
     return C->getCommentKind() == HTMLStartTagCommentKind;
   }
 
-  static bool classof(const HTMLStartTagComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -492,8 +480,6 @@ public:
     return C->getCommentKind() == HTMLEndTagCommentKind;
   }
 
-  static bool classof(const HTMLEndTagComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -514,8 +500,6 @@ public:
     return C->getCommentKind() >= FirstBlockContentCommentConstant &&
            C->getCommentKind() <= LastBlockContentCommentConstant;
   }
-
-  static bool classof(const BlockContentComment *) { return true; }
 };
 
 /// A single paragraph that contains inline content.
@@ -545,8 +529,6 @@ public:
     return C->getCommentKind() == ParagraphCommentKind;
   }
 
-  static bool classof(const ParagraphComment *) { return true; }
-
   child_iterator child_begin() const {
     return reinterpret_cast<child_iterator>(Content.begin());
   }
@@ -613,8 +595,6 @@ public:
            C->getCommentKind() <= LastBlockCommandCommentConstant;
   }
 
-  static bool classof(const BlockCommandComment *) { return true; }
-
   child_iterator child_begin() const {
     return reinterpret_cast<child_iterator>(&Paragraph);
   }
@@ -701,8 +681,6 @@ public:
     return C->getCommentKind() == ParamCommandCommentKind;
   }
 
-  static bool classof(const ParamCommandComment *) { return true; }
-
   enum PassDirection {
     In,
     Out,
@@ -789,8 +767,6 @@ public:
     return C->getCommentKind() == TParamCommandCommentKind;
   }
 
-  static bool classof(const TParamCommandComment *) { return true; }
-
   bool hasParamName() const {
     return getNumArgs() > 0;
   }
@@ -840,8 +816,6 @@ public:
     return C->getCommentKind() == VerbatimBlockLineCommentKind;
   }
 
-  static bool classof(const VerbatimBlockLineComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -872,8 +846,6 @@ public:
     return C->getCommentKind() == VerbatimBlockCommentKind;
   }
 
-  static bool classof(const VerbatimBlockComment *) { return true; }
-
   child_iterator child_begin() const {
     return reinterpret_cast<child_iterator>(Lines.begin());
   }
@@ -929,8 +901,6 @@ public:
     return C->getCommentKind() == VerbatimLineCommentKind;
   }
 
-  static bool classof(const VerbatimLineComment *) { return true; }
-
   child_iterator child_begin() const { return NULL; }
 
   child_iterator child_end() const { return NULL; }
@@ -1071,8 +1041,6 @@ public:
     return C->getCommentKind() == FullCommentKind;
   }
 
-  static bool classof(const FullComment *) { return true; }
-
   child_iterator child_begin() const {
     return reinterpret_cast<child_iterator>(Blocks.begin());
   }
diff --git a/include/clang/AST/Decl.h b/include/clang/AST/Decl.h
index ee9fefa5ba..835961f798 100644
--- a/include/clang/AST/Decl.h
+++ b/include/clang/AST/Decl.h
@@ -88,7 +88,6 @@ public:
   static TranslationUnitDecl *Create(ASTContext &C);
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TranslationUnitDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == TranslationUnit; }
   static DeclContext *castToDeclContext(const TranslationUnitDecl *D) {
     return static_cast<DeclContext *>(const_cast<TranslationUnitDecl*>(D));
@@ -340,7 +339,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const NamedDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstNamed && K <= lastNamed; }
 };
 
@@ -386,7 +384,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const LabelDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Label; }
 };
 
@@ -512,7 +509,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const NamespaceDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Namespace; }
   static DeclContext *castToDeclContext(const NamespaceDecl *D) {
     return static_cast<DeclContext *>(const_cast<NamespaceDecl*>(D));
@@ -548,7 +544,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ValueDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstValue && K <= lastValue; }
 };
 
@@ -669,7 +664,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const DeclaratorDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstDeclarator && K <= lastDeclarator;
   }
@@ -1211,7 +1205,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const VarDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstVar && K <= lastVar; }
 };
 
@@ -1232,7 +1225,6 @@ public:
   }
 
   // Implement isa/cast/dyncast/etc.
-  static bool classof(const ImplicitParamDecl *D) { return true; }
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
   static bool classofKind(Kind K) { return K == ImplicitParam; }
 };
@@ -1402,7 +1394,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ParmVarDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ParmVar; }
 
 private:
@@ -2073,7 +2064,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const FunctionDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstFunction && K <= lastFunction;
   }
@@ -2207,7 +2197,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const FieldDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstField && K <= lastField; }
 
   friend class ASTDeclReader;
@@ -2246,7 +2235,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const EnumConstantDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == EnumConstant; }
 
   friend class StmtIteratorBase;
@@ -2290,7 +2278,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const IndirectFieldDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == IndirectField; }
   friend class ASTDeclReader;
 };
@@ -2337,7 +2324,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TypeDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstType && K <= lastType; }
 };
 
@@ -2393,7 +2379,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TypedefNameDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstTypedefName && K <= lastTypedefName;
   }
@@ -2416,7 +2401,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TypedefDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Typedef; }
 };
 
@@ -2437,7 +2421,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TypeAliasDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == TypeAlias; }
 };
 
@@ -2669,7 +2652,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TagDecl *D) { return true; }
   static bool classofKind(Kind K) { return K >= firstTag && K <= lastTag; }
 
   static DeclContext *castToDeclContext(const TagDecl *D) {
@@ -2899,7 +2881,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const EnumDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Enum; }
 
   friend class ASTDeclReader;
@@ -3030,7 +3011,6 @@ public:
   virtual void completeDefinition();
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const RecordDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstRecord && K <= lastRecord;
   }
@@ -3066,7 +3046,6 @@ public:
   void setAsmString(StringLiteral *Asm) { AsmString = Asm; }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const FileScopeAsmDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == FileScopeAsm; }
 };
 
@@ -3212,7 +3191,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const BlockDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Block; }
   static DeclContext *castToDeclContext(const BlockDecl *D) {
     return static_cast<DeclContext *>(const_cast<BlockDecl*>(D));
@@ -3286,7 +3264,6 @@ public:
   virtual SourceRange getSourceRange() const LLVM_READONLY;
   
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ImportDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Import; }
 };
   
diff --git a/include/clang/AST/DeclBase.h b/include/clang/AST/DeclBase.h
index ec4bfdd72b..55430681dd 100644
--- a/include/clang/AST/DeclBase.h
+++ b/include/clang/AST/DeclBase.h
@@ -844,8 +844,6 @@ public:
     IdentifierNamespace |= IDNS_NonMemberOperator;
   }
 
-  // Implement isa/cast/dyncast/etc.
-  static bool classof(const Decl *) { return true; }
   static bool classofKind(Kind K) { return true; }
   static DeclContext *castToDeclContext(const Decl *);
   static Decl *castFromDeclContext(const DeclContext *);
@@ -1523,10 +1521,6 @@ public:
 
   static bool classof(const Decl *D);
   static bool classof(const DeclContext *D) { return true; }
-#define DECL(NAME, BASE)
-#define DECL_CONTEXT(NAME) \
-  static bool classof(const NAME##Decl *D) { return true; }
-#include "clang/AST/DeclNodes.inc"
 
   LLVM_ATTRIBUTE_USED void dumpDeclContext() const;
 
diff --git a/include/clang/AST/DeclCXX.h b/include/clang/AST/DeclCXX.h
index e06246c87d..9cb56e2b3c 100644
--- a/include/clang/AST/DeclCXX.h
+++ b/include/clang/AST/DeclCXX.h
@@ -145,7 +145,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const AccessSpecDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == AccessSpec; }
 };
 
@@ -1514,10 +1513,6 @@ public:
   static bool classofKind(Kind K) {
     return K >= firstCXXRecord && K <= lastCXXRecord;
   }
-  static bool classof(const CXXRecordDecl *D) { return true; }
-  static bool classof(const ClassTemplateSpecializationDecl *D) {
-    return true;
-  }
 
   friend class ASTDeclReader;
   friend class ASTDeclWriter;
@@ -1672,7 +1667,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const CXXMethodDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstCXXMethod && K <= lastCXXMethod;
   }
@@ -2152,7 +2146,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const CXXConstructorDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == CXXConstructor; }
 
   friend class ASTDeclReader;
@@ -2224,7 +2217,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const CXXDestructorDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == CXXDestructor; }
 
   friend class ASTDeclReader;
@@ -2291,7 +2283,6 @@ public:
   
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const CXXConversionDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == CXXConversion; }
 
   friend class ASTDeclReader;
@@ -2361,7 +2352,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const LinkageSpecDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == LinkageSpec; }
   static DeclContext *castToDeclContext(const LinkageSpecDecl *D) {
     return static_cast<DeclContext *>(const_cast<LinkageSpecDecl*>(D));
@@ -2465,7 +2455,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const UsingDirectiveDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == UsingDirective; }
 
   // Friend for getUsingDirectiveName.
@@ -2559,7 +2548,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const NamespaceAliasDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == NamespaceAlias; }
 };
 
@@ -2630,7 +2618,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const UsingShadowDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Decl::UsingShadow; }
 
   friend class ASTDeclReader;
@@ -2762,7 +2749,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const UsingDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Using; }
 
   friend class ASTDeclReader;
@@ -2836,7 +2822,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const UnresolvedUsingValueDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == UnresolvedUsingValue; }
 
   friend class ASTDeclReader;
@@ -2902,7 +2887,6 @@ public:
   CreateDeserialized(ASTContext &C, unsigned ID);
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const UnresolvedUsingTypenameDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == UnresolvedUsingTypename; }
 };
 
@@ -2942,7 +2926,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(StaticAssertDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == StaticAssert; }
 
   friend class ASTDeclReader;
diff --git a/include/clang/AST/DeclFriend.h b/include/clang/AST/DeclFriend.h
index b40144388a..37e45868b5 100644
--- a/include/clang/AST/DeclFriend.h
+++ b/include/clang/AST/DeclFriend.h
@@ -130,7 +130,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const FriendDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == Decl::Friend; }
 
   friend class ASTDeclReader;
diff --git a/include/clang/AST/DeclObjC.h b/include/clang/AST/DeclObjC.h
index 5ff0514ae5..99dd293cf9 100644
--- a/include/clang/AST/DeclObjC.h
+++ b/include/clang/AST/DeclObjC.h
@@ -460,7 +460,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCMethodDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCMethod; }
   static DeclContext *castToDeclContext(const ObjCMethodDecl *D) {
     return static_cast<DeclContext *>(const_cast<ObjCMethodDecl*>(D));
@@ -559,7 +558,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCContainerDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstObjCContainer &&
            K <= lastObjCContainer;
@@ -1014,7 +1012,6 @@ public:
   void setTypeForDecl(const Type *TD) const { TypeForDecl = TD; }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCInterfaceDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCInterface; }
 
   friend class ASTReader;
@@ -1087,7 +1084,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCIvarDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCIvar; }
 private:
   /// NextIvar - Next Ivar in the list of ivars declared in class; class's
@@ -1120,7 +1116,6 @@ public:
   
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCAtDefsFieldDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCAtDefsField; }
 };
 
@@ -1300,7 +1295,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCProtocolDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCProtocol; }
 
   friend class ASTReader;
@@ -1424,7 +1418,6 @@ public:
   SourceLocation getIvarRBraceLoc() const { return IvarRBraceLoc; }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCCategoryDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCCategory; }
 
   friend class ASTDeclReader;
@@ -1477,7 +1470,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCImplDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstObjCImpl && K <= lastObjCImpl;
   }
@@ -1554,7 +1546,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCCategoryImplDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCCategoryImpl;}
 
   friend class ASTDeclReader;
@@ -1698,7 +1689,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCImplementationDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCImplementation; }
 
   friend class ASTDeclReader;
@@ -1730,7 +1720,6 @@ public:
   void setClassInterface(ObjCInterfaceDecl *D) { AliasedClass = D; }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCCompatibleAliasDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCCompatibleAlias; }
 
 };
@@ -1913,7 +1902,6 @@ public:
                                             IdentifierInfo *propertyID);
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCPropertyDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ObjCProperty; }
 };
 
@@ -2024,7 +2012,6 @@ public:
   }
 
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ObjCPropertyImplDecl *D) { return true; }
   static bool classofKind(Decl::Kind K) { return K == ObjCPropertyImpl; }
 
   friend class ASTDeclReader;
diff --git a/include/clang/AST/DeclTemplate.h b/include/clang/AST/DeclTemplate.h
index 0daa60b220..8620116662 100644
--- a/include/clang/AST/DeclTemplate.h
+++ b/include/clang/AST/DeclTemplate.h
@@ -243,12 +243,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TemplateDecl *D) { return true; }
-  static bool classof(const RedeclarableTemplateDecl *D) { return true; }
-  static bool classof(const FunctionTemplateDecl *D) { return true; }
-  static bool classof(const ClassTemplateDecl *D) { return true; }
-  static bool classof(const TemplateTemplateParmDecl *D) { return true; }
-  static bool classof(const TypeAliasTemplateDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstTemplate && K <= lastTemplate;
   }
@@ -688,10 +682,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const RedeclarableTemplateDecl *D) { return true; }
-  static bool classof(const FunctionTemplateDecl *D) { return true; }
-  static bool classof(const ClassTemplateDecl *D) { return true; }
-  static bool classof(const TypeAliasTemplateDecl *D) { return true; }
   static bool classofKind(Kind K) {
     return K >= firstRedeclarableTemplate && K <= lastRedeclarableTemplate;
   }
@@ -837,7 +827,6 @@ public:
 
   // Implement isa/cast/dyncast support
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const FunctionTemplateDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == FunctionTemplate; }
 
   friend class ASTDeclReader;
@@ -979,7 +968,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TemplateTypeParmDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == TemplateTypeParm; }
 };
 
@@ -1160,7 +1148,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const NonTypeTemplateParmDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == NonTypeTemplateParm; }
 };
 
@@ -1324,7 +1311,6 @@ public:
 
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TemplateTemplateParmDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == TemplateTemplateParm; }
 
   friend class ASTDeclReader;
@@ -1591,14 +1577,6 @@ public:
            K <= lastClassTemplateSpecialization;
   }
 
-  static bool classof(const ClassTemplateSpecializationDecl *) {
-    return true;
-  }
-
-  static bool classof(const ClassTemplatePartialSpecializationDecl *) {
-    return true;
-  }
-
   friend class ASTDeclReader;
   friend class ASTDeclWriter;
 };
@@ -1767,10 +1745,6 @@ public:
     return K == ClassTemplatePartialSpecialization;
   }
 
-  static bool classof(const ClassTemplatePartialSpecializationDecl *) {
-    return true;
-  }
-
   friend class ASTDeclReader;
   friend class ASTDeclWriter;
 };
@@ -1972,7 +1946,6 @@ public:
 
   // Implement isa/cast/dyncast support
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const ClassTemplateDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == ClassTemplate; }
 
   friend class ASTDeclReader;
@@ -2070,7 +2043,6 @@ public:
   // Implement isa/cast/dyncast/etc.
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
   static bool classofKind(Kind K) { return K == Decl::FriendTemplate; }
-  static bool classof(const FriendTemplateDecl *D) { return true; }
 
   friend class ASTDeclReader;
 };
@@ -2145,7 +2117,6 @@ public:
 
   // Implement isa/cast/dyncast support
   static bool classof(const Decl *D) { return classofKind(D->getKind()); }
-  static bool classof(const TypeAliasTemplateDecl *D) { return true; }
   static bool classofKind(Kind K) { return K == TypeAliasTemplate; }
 
   friend class ASTDeclReader;
@@ -2209,9 +2180,6 @@ public:
   static bool classofKind(Kind K) {
     return K == Decl::ClassScopeFunctionSpecialization;
   }
-  static bool classof(const ClassScopeFunctionSpecializationDecl *D) {
-    return true;
-  }
 
   friend class ASTDeclReader;
   friend class ASTDeclWriter;
diff --git a/include/clang/AST/Expr.h b/include/clang/AST/Expr.h
index f176041bf1..6171b12fe1 100644
--- a/include/clang/AST/Expr.h
+++ b/include/clang/AST/Expr.h
@@ -699,7 +699,6 @@ public:
     return T->getStmtClass() >= firstExprConstant &&
            T->getStmtClass() <= lastExprConstant;
   }
-  static bool classof(const Expr *) { return true; }
 };
 
 
@@ -765,7 +764,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == OpaqueValueExprClass;
   }
-  static bool classof(const OpaqueValueExpr *) { return true; }
 };
 
 /// \brief A reference to a declared variable, function, enum, etc.
@@ -1062,7 +1060,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DeclRefExprClass;
   }
-  static bool classof(const DeclRefExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1112,7 +1109,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == PredefinedExprClass;
   }
-  static bool classof(const PredefinedExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1199,7 +1195,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == IntegerLiteralClass;
   }
-  static bool classof(const IntegerLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1246,7 +1241,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CharacterLiteralClass;
   }
-  static bool classof(const CharacterLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1289,7 +1283,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == FloatingLiteralClass;
   }
-  static bool classof(const FloatingLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1320,7 +1313,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ImaginaryLiteralClass;
   }
-  static bool classof(const ImaginaryLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Val, &Val+1); }
@@ -1482,7 +1474,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == StringLiteralClass;
   }
-  static bool classof(const StringLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1523,7 +1514,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ParenExprClass;
   }
-  static bool classof(const ParenExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Val, &Val+1); }
@@ -1634,7 +1624,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == UnaryOperatorClass;
   }
-  static bool classof(const UnaryOperator *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Val, &Val+1); }
@@ -1833,8 +1822,6 @@ public:
     return T->getStmtClass() == OffsetOfExprClass;
   }
 
-  static bool classof(const OffsetOfExpr *) { return true; }
-
   // Iterators
   child_range children() {
     Stmt **begin =
@@ -1938,7 +1925,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == UnaryExprOrTypeTraitExprClass;
   }
-  static bool classof(const UnaryExprOrTypeTraitExpr *) { return true; }
 
   // Iterators
   child_range children();
@@ -2018,7 +2004,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ArraySubscriptExprClass;
   }
-  static bool classof(const ArraySubscriptExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -2154,7 +2139,6 @@ public:
     return T->getStmtClass() >= firstCallExprConstant &&
            T->getStmtClass() <= lastCallExprConstant;
   }
-  static bool classof(const CallExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -2441,7 +2425,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == MemberExprClass;
   }
-  static bool classof(const MemberExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Base, &Base+1); }
@@ -2507,7 +2490,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CompoundLiteralExprClass;
   }
-  static bool classof(const CompoundLiteralExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Init, &Init+1); }
@@ -2598,7 +2580,6 @@ public:
     return T->getStmtClass() >= firstCastExprConstant &&
            T->getStmtClass() <= lastCastExprConstant;
   }
-  static bool classof(const CastExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Op, &Op+1); }
@@ -2662,7 +2643,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ImplicitCastExprClass;
   }
-  static bool classof(const ImplicitCastExpr *) { return true; }
 };
 
 inline Expr *Expr::IgnoreImpCasts() {
@@ -2717,7 +2697,6 @@ public:
      return T->getStmtClass() >= firstExplicitCastExprConstant &&
             T->getStmtClass() <= lastExplicitCastExprConstant;
   }
-  static bool classof(const ExplicitCastExpr *) { return true; }
 };
 
 /// CStyleCastExpr - An explicit cast in C (C99 6.5.4) or a C-style
@@ -2758,7 +2737,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CStyleCastExprClass;
   }
-  static bool classof(const CStyleCastExpr *) { return true; }
 };
 
 /// \brief A builtin binary operation expression such as "x + y" or "x <= y".
@@ -2901,7 +2879,6 @@ public:
     return S->getStmtClass() >= firstBinaryOperatorConstant &&
            S->getStmtClass() <= lastBinaryOperatorConstant;
   }
-  static bool classof(const BinaryOperator *) { return true; }
 
   // Iterators
   child_range children() {
@@ -2971,7 +2948,6 @@ public:
   QualType getComputationResultType() const { return ComputationResultType; }
   void setComputationResultType(QualType T) { ComputationResultType = T; }
 
-  static bool classof(const CompoundAssignOperator *) { return true; }
   static bool classof(const Stmt *S) {
     return S->getStmtClass() == CompoundAssignOperatorClass;
   }
@@ -3017,7 +2993,6 @@ public:
     return T->getStmtClass() == ConditionalOperatorClass ||
            T->getStmtClass() == BinaryConditionalOperatorClass;
   }
-  static bool classof(const AbstractConditionalOperator *) { return true; }
 };
 
 /// ConditionalOperator - The ?: ternary operator.  The GNU "missing
@@ -3076,7 +3051,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ConditionalOperatorClass;
   }
-  static bool classof(const ConditionalOperator *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3158,7 +3132,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == BinaryConditionalOperatorClass;
   }
-  static bool classof(const BinaryConditionalOperator *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3214,7 +3187,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == AddrLabelExprClass;
   }
-  static bool classof(const AddrLabelExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -3258,7 +3230,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == StmtExprClass;
   }
-  static bool classof(const StmtExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&SubStmt, &SubStmt+1); }
@@ -3301,7 +3272,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ShuffleVectorExprClass;
   }
-  static bool classof(const ShuffleVectorExpr *) { return true; }
 
   /// getNumSubExprs - Return the size of the SubExprs array.  This includes the
   /// constant expression, the actual arguments passed in, and the function
@@ -3396,7 +3366,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ChooseExprClass;
   }
-  static bool classof(const ChooseExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3433,7 +3402,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == GNUNullExprClass;
   }
-  static bool classof(const GNUNullExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -3479,7 +3447,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == VAArgExprClass;
   }
-  static bool classof(const VAArgExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Val, &Val+1); }
@@ -3661,7 +3628,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == InitListExprClass;
   }
-  static bool classof(const InitListExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3998,7 +3964,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DesignatedInitExprClass;
   }
-  static bool classof(const DesignatedInitExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -4028,7 +3993,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ImplicitValueInitExprClass;
   }
-  static bool classof(const ImplicitValueInitExpr *) { return true; }
 
   SourceRange getSourceRange() const LLVM_READONLY {
     return SourceRange();
@@ -4074,7 +4038,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ParenListExprClass;
   }
-  static bool classof(const ParenListExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -4189,7 +4152,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == GenericSelectionExprClass;
   }
-  static bool classof(const GenericSelectionExpr *) { return true; }
 
   child_range children() {
     return child_range(SubExprs, SubExprs+END_EXPR+NumAssocs);
@@ -4260,7 +4222,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ExtVectorElementExprClass;
   }
-  static bool classof(const ExtVectorElementExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Base, &Base+1); }
@@ -4302,7 +4263,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == BlockExprClass;
   }
-  static bool classof(const BlockExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -4349,7 +4309,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == AsTypeExprClass;
   }
-  static bool classof(const AsTypeExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&SrcExpr, &SrcExpr+1); }
@@ -4486,7 +4445,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == PseudoObjectExprClass;
   }
-  static bool classof(const PseudoObjectExpr *) { return true; }
 };
 
 /// AtomicExpr - Variadic atomic builtins: __atomic_exchange, __atomic_fetch_*,
@@ -4576,7 +4534,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == AtomicExprClass;
   }
-  static bool classof(const AtomicExpr *) { return true; }
 
   // Iterators
   child_range children() {
diff --git a/include/clang/AST/ExprCXX.h b/include/clang/AST/ExprCXX.h
index ac02d3ba56..ff7fb8142a 100644
--- a/include/clang/AST/ExprCXX.h
+++ b/include/clang/AST/ExprCXX.h
@@ -88,7 +88,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXOperatorCallExprClass;
   }
-  static bool classof(const CXXOperatorCallExpr *) { return true; }
 
   // Set the FP contractability status of this operator. Only meaningful for
   // operations on floating point types.
@@ -137,7 +136,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXMemberCallExprClass;
   }
-  static bool classof(const CXXMemberCallExpr *) { return true; }
 };
 
 /// CUDAKernelCallExpr - Represents a call to a CUDA kernel function.
@@ -165,7 +163,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CUDAKernelCallExprClass;
   }
-  static bool classof(const CUDAKernelCallExpr *) { return true; }
 };
 
 /// CXXNamedCastExpr - Abstract class common to all of the C++ "named"
@@ -217,7 +214,6 @@ public:
       return false;
     }
   }
-  static bool classof(const CXXNamedCastExpr *) { return true; }
 };
 
 /// CXXStaticCastExpr - A C++ @c static_cast expression
@@ -247,7 +243,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXStaticCastExprClass;
   }
-  static bool classof(const CXXStaticCastExpr *) { return true; }
 };
 
 /// CXXDynamicCastExpr - A C++ @c dynamic_cast expression
@@ -281,7 +276,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXDynamicCastExprClass;
   }
-  static bool classof(const CXXDynamicCastExpr *) { return true; }
 };
 
 /// CXXReinterpretCastExpr - A C++ @c reinterpret_cast expression (C++
@@ -313,7 +307,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXReinterpretCastExprClass;
   }
-  static bool classof(const CXXReinterpretCastExpr *) { return true; }
 };
 
 /// CXXConstCastExpr - A C++ @c const_cast expression (C++ [expr.const.cast]),
@@ -341,7 +334,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXConstCastExprClass;
   }
-  static bool classof(const CXXConstCastExpr *) { return true; }
 };
 
 /// UserDefinedLiteral - A call to a literal operator (C++11 [over.literal])
@@ -410,7 +402,6 @@ public:
   static bool classof(const Stmt *S) {
     return S->getStmtClass() == UserDefinedLiteralClass;
   }
-  static bool classof(const UserDefinedLiteral *) { return true; }
 
   friend class ASTStmtReader;
   friend class ASTStmtWriter;
@@ -441,7 +432,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXBoolLiteralExprClass;
   }
-  static bool classof(const CXXBoolLiteralExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -467,7 +457,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXNullPtrLiteralExprClass;
   }
-  static bool classof(const CXXNullPtrLiteralExpr *) { return true; }
 
   child_range children() { return child_range(); }
 };
@@ -548,7 +537,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXTypeidExprClass;
   }
-  static bool classof(const CXXTypeidExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -623,7 +611,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXUuidofExprClass;
   }
-  static bool classof(const CXXUuidofExpr *) { return true; }
 
   /// Grabs __declspec(uuid()) off a type, or returns 0 if there is none.
   static UuidAttr *GetUuidAttrOfType(QualType QT);
@@ -674,7 +661,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXThisExprClass;
   }
-  static bool classof(const CXXThisExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -725,7 +711,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXThrowExprClass;
   }
-  static bool classof(const CXXThrowExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -813,7 +798,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXDefaultArgExprClass;
   }
-  static bool classof(const CXXDefaultArgExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -890,7 +874,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXBindTemporaryExprClass;
   }
-  static bool classof(const CXXBindTemporaryExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&SubExpr, &SubExpr + 1); }
@@ -1026,7 +1009,6 @@ public:
     return T->getStmtClass() == CXXConstructExprClass ||
       T->getStmtClass() == CXXTemporaryObjectExprClass;
   }
-  static bool classof(const CXXConstructExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1081,7 +1063,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXFunctionalCastExprClass;
   }
-  static bool classof(const CXXFunctionalCastExpr *) { return true; }
 };
 
 /// @brief Represents a C++ functional cast expression that builds a
@@ -1119,7 +1100,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXTemporaryObjectExprClass;
   }
-  static bool classof(const CXXTemporaryObjectExpr *) { return true; }
 
   friend class ASTStmtReader;
 };
@@ -1412,7 +1392,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == LambdaExprClass;
   }
-  static bool classof(const LambdaExpr *) { return true; }
 
   SourceRange getSourceRange() const LLVM_READONLY {
     return SourceRange(IntroducerRange.getBegin(), ClosingBrace);
@@ -1460,7 +1439,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXScalarValueInitExprClass;
   }
-  static bool classof(const CXXScalarValueInitExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1647,7 +1625,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXNewExprClass;
   }
-  static bool classof(const CXXNewExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1718,7 +1695,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXDeleteExprClass;
   }
-  static bool classof(const CXXDeleteExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Argument, &Argument+1); }
@@ -1907,7 +1883,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXPseudoDestructorExprClass;
   }
-  static bool classof(const CXXPseudoDestructorExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Base, &Base + 1); }
@@ -1963,7 +1938,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == UnaryTypeTraitExprClass;
   }
-  static bool classof(const UnaryTypeTraitExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -2035,7 +2009,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == BinaryTypeTraitExprClass;
   }
-  static bool classof(const BinaryTypeTraitExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -2129,7 +2102,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == TypeTraitExprClass;
   }
-  static bool classof(const TypeTraitExpr *) { return true; }
   
   // Iterators
   child_range children() { return child_range(); }
@@ -2204,7 +2176,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ArrayTypeTraitExprClass;
   }
-  static bool classof(const ArrayTypeTraitExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -2263,7 +2234,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ExpressionTraitExprClass;
   }
-  static bool classof(const ExpressionTraitExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -2450,7 +2420,6 @@ public:
     return T->getStmtClass() == UnresolvedLookupExprClass ||
            T->getStmtClass() == UnresolvedMemberExprClass;
   }
-  static bool classof(const OverloadExpr *) { return true; }
 
   friend class ASTStmtReader;
   friend class ASTStmtWriter;
@@ -2572,7 +2541,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == UnresolvedLookupExprClass;
   }
-  static bool classof(const UnresolvedLookupExpr *) { return true; }
 };
 
 /// \brief A qualified reference to a name whose declaration cannot
@@ -2723,7 +2691,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DependentScopeDeclRefExprClass;
   }
-  static bool classof(const DependentScopeDeclRefExpr *) { return true; }
 
   child_range children() { return child_range(); }
 
@@ -2796,7 +2763,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ExprWithCleanupsClass;
   }
-  static bool classof(const ExprWithCleanups *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&SubExpr, &SubExpr + 1); }
@@ -2909,7 +2875,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXUnresolvedConstructExprClass;
   }
-  static bool classof(const CXXUnresolvedConstructExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3158,7 +3123,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXDependentScopeMemberExprClass;
   }
-  static bool classof(const CXXDependentScopeMemberExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3292,7 +3256,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == UnresolvedMemberExprClass;
   }
-  static bool classof(const UnresolvedMemberExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3336,7 +3299,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXNoexceptExprClass;
   }
-  static bool classof(const CXXNoexceptExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Operand, &Operand + 1); }
@@ -3413,7 +3375,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == PackExpansionExprClass;
   }
-  static bool classof(const PackExpansionExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -3519,7 +3480,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == SizeOfPackExprClass;
   }
-  static bool classof(const SizeOfPackExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -3564,9 +3524,6 @@ public:
   static bool classof(const Stmt *s) {
     return s->getStmtClass() == SubstNonTypeTemplateParmExprClass;
   }
-  static bool classof(const SubstNonTypeTemplateParmExpr *) {
-    return true;
-  }
 
   // Iterators
   child_range children() { return child_range(&Replacement, &Replacement+1); }
@@ -3624,9 +3581,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == SubstNonTypeTemplateParmPackExprClass;
   }
-  static bool classof(const SubstNonTypeTemplateParmPackExpr *) {
-    return true;
-  }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -3694,7 +3648,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == FunctionParmPackExprClass;
   }
-  static bool classof(const FunctionParmPackExpr *) { return true; }
 
   child_range children() { return child_range(); }
 };
@@ -3753,9 +3706,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == MaterializeTemporaryExprClass;
   }
-  static bool classof(const MaterializeTemporaryExpr *) {
-    return true;
-  }
 
   // Iterators
   child_range children() { return child_range(&Temporary, &Temporary + 1); }
diff --git a/include/clang/AST/ExprObjC.h b/include/clang/AST/ExprObjC.h
index 5c48dfebaa..748aaa1694 100644
--- a/include/clang/AST/ExprObjC.h
+++ b/include/clang/AST/ExprObjC.h
@@ -51,7 +51,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCStringLiteralClass;
   }
-  static bool classof(const ObjCStringLiteral *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&String, &String+1); }
@@ -81,7 +80,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCBoolLiteralExprClass;
   }
-  static bool classof(const ObjCBoolLiteralExpr *) { return true; }
     
   // Iterators
   child_range children() { return child_range(); }
@@ -121,7 +119,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCBoxedExprClass;
   }
-  static bool classof(const ObjCBoxedExpr *) { return true; }
   
   // Iterators
   child_range children() { return child_range(&SubExpr, &SubExpr+1); }
@@ -156,7 +153,6 @@ public:
   static bool classof(const Stmt *T) {
       return T->getStmtClass() == ObjCArrayLiteralClass;
   }
-  static bool classof(const ObjCArrayLiteral *) { return true; }
 
   /// \brief Retrieve elements of array of literals.
   Expr **getElements() { return reinterpret_cast<Expr **>(this + 1); }
@@ -319,7 +315,6 @@ public:
   static bool classof(const Stmt *T) {
       return T->getStmtClass() == ObjCDictionaryLiteralClass;
   }
-  static bool classof(const ObjCDictionaryLiteral *) { return true; }
     
   // Iterators
   child_range children() { 
@@ -372,7 +367,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCEncodeExprClass;
   }
-  static bool classof(const ObjCEncodeExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -409,7 +403,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCSelectorExprClass;
   }
-  static bool classof(const ObjCSelectorExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -447,7 +440,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCProtocolExprClass;
   }
-  static bool classof(const ObjCProtocolExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -501,7 +493,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCIvarRefExprClass;
   }
-  static bool classof(const ObjCIvarRefExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Base, &Base+1); }
@@ -715,7 +706,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCPropertyRefExprClass;
   }
-  static bool classof(const ObjCPropertyRefExpr *) { return true; }
 
   // Iterators
   child_range children() {
@@ -813,7 +803,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCSubscriptRefExprClass;
   }
-  static bool classof(const ObjCSubscriptRefExpr *) { return true; }
   
   Expr *getBaseExpr() const { return cast<Expr>(SubExprs[BASE]); }
   void setBaseExpr(Stmt *S) { SubExprs[BASE] = S; }
@@ -1342,7 +1331,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCMessageExprClass;
   }
-  static bool classof(const ObjCMessageExpr *) { return true; }
 
   // Iterators
   child_range children();
@@ -1407,7 +1395,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCIsaExprClass;
   }
-  static bool classof(const ObjCIsaExpr *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Base, &Base+1); }
@@ -1481,7 +1468,6 @@ public:
   static bool classof(const Stmt *s) {
     return s->getStmtClass() == ObjCIndirectCopyRestoreExprClass;
   }
-  static bool classof(const ObjCIndirectCopyRestoreExpr *) { return true; }
 };
 
 /// \brief An Objective-C "bridged" cast expression, which casts between
@@ -1530,8 +1516,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCBridgedCastExprClass;
   }
-  static bool classof(const ObjCBridgedCastExpr *) { return true; }
- 
 };
   
 }  // end namespace clang
diff --git a/include/clang/AST/Stmt.h b/include/clang/AST/Stmt.h
index 042c513552..673b272181 100644
--- a/include/clang/AST/Stmt.h
+++ b/include/clang/AST/Stmt.h
@@ -392,9 +392,6 @@ public:
       const_cast<const Stmt*>(this)->stripLabelLikeStatements());
   }
 
-  // Implement isa<T> support.
-  static bool classof(const Stmt *) { return true; }
-
   /// hasImplicitControlFlow - Some statements (e.g. short circuited operations)
   ///  contain implicit control-flow in the order their subexpressions
   ///  are evaluated.  This predicate returns true if this statement has
@@ -480,7 +477,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DeclStmtClass;
   }
-  static bool classof(const DeclStmt *) { return true; }
 
   // Iterators over subexpressions.
   child_range children() {
@@ -535,7 +531,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == NullStmtClass;
   }
-  static bool classof(const NullStmt *) { return true; }
 
   child_range children() { return child_range(); }
 
@@ -615,7 +610,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CompoundStmtClass;
   }
-  static bool classof(const CompoundStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -654,7 +648,6 @@ public:
     return T->getStmtClass() == CaseStmtClass ||
            T->getStmtClass() == DefaultStmtClass;
   }
-  static bool classof(const SwitchCase *) { return true; }
 };
 
 class CaseStmt : public SwitchCase {
@@ -714,7 +707,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CaseStmtClass;
   }
-  static bool classof(const CaseStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -749,7 +741,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DefaultStmtClass;
   }
-  static bool classof(const DefaultStmt *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&SubStmt, &SubStmt+1); }
@@ -788,7 +779,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == LabelStmtClass;
   }
-  static bool classof(const LabelStmt *) { return true; }
 };
 
 
@@ -837,7 +827,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == AttributedStmtClass;
   }
-  static bool classof(const AttributedStmt *) { return true; }
 };
 
 
@@ -906,7 +895,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == IfStmtClass;
   }
-  static bool classof(const IfStmt *) { return true; }
 };
 
 /// SwitchStmt - This represents a 'switch' stmt.
@@ -1000,7 +988,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == SwitchStmtClass;
   }
-  static bool classof(const SwitchStmt *) { return true; }
 };
 
 
@@ -1050,7 +1037,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == WhileStmtClass;
   }
-  static bool classof(const WhileStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1099,7 +1085,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == DoStmtClass;
   }
-  static bool classof(const DoStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1171,7 +1156,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ForStmtClass;
   }
-  static bool classof(const ForStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1206,7 +1190,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == GotoStmtClass;
   }
-  static bool classof(const GotoStmt *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1251,7 +1234,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == IndirectGotoStmtClass;
   }
-  static bool classof(const IndirectGotoStmt *) { return true; }
 
   // Iterators
   child_range children() { return child_range(&Target, &Target+1); }
@@ -1278,7 +1260,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ContinueStmtClass;
   }
-  static bool classof(const ContinueStmt *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1302,7 +1283,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == BreakStmtClass;
   }
-  static bool classof(const BreakStmt *) { return true; }
 
   // Iterators
   child_range children() { return child_range(); }
@@ -1354,7 +1334,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ReturnStmtClass;
   }
-  static bool classof(const ReturnStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -1472,7 +1451,6 @@ public:
     return T->getStmtClass() == GCCAsmStmtClass ||
       T->getStmtClass() == MSAsmStmtClass;
   }
-  static bool classof(const AsmStmt *) { return true; }
 
   // Input expr iterators.
 
@@ -1665,7 +1643,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == GCCAsmStmtClass;
   }
-  static bool classof(const GCCAsmStmt *) { return true; }
 };
 
 /// This represents a Microsoft inline-assembly statement extension.
@@ -1746,7 +1723,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == MSAsmStmtClass;
   }
-  static bool classof(const MSAsmStmt *) { return true; }
 
   child_range children() {
     return child_range(&Exprs[0], &Exprs[0]);
@@ -1795,8 +1771,6 @@ public:
     return T->getStmtClass() == SEHExceptStmtClass;
   }
 
-  static bool classof(SEHExceptStmt *) { return true; }
-
 };
 
 class SEHFinallyStmt : public Stmt {
@@ -1832,8 +1806,6 @@ public:
     return T->getStmtClass() == SEHFinallyStmtClass;
   }
 
-  static bool classof(SEHFinallyStmt *) { return true; }
-
 };
 
 class SEHTryStmt : public Stmt {
@@ -1885,8 +1857,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == SEHTryStmtClass;
   }
-
-  static bool classof(SEHTryStmt *) { return true; }
 };
 
 }  // end namespace clang
diff --git a/include/clang/AST/StmtCXX.h b/include/clang/AST/StmtCXX.h
index a948722cc1..f4e4dcdd4a 100644
--- a/include/clang/AST/StmtCXX.h
+++ b/include/clang/AST/StmtCXX.h
@@ -50,7 +50,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXCatchStmtClass;
   }
-  static bool classof(const CXXCatchStmt *) { return true; }
 
   child_range children() { return child_range(&HandlerBlock, &HandlerBlock+1); }
 
@@ -111,7 +110,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXTryStmtClass;
   }
-  static bool classof(const CXXTryStmt *) { return true; }
 
   child_range children() {
     return child_range(getStmts(), getStmts() + getNumHandlers() + 1);
@@ -196,7 +194,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == CXXForRangeStmtClass;
   }
-  static bool classof(const CXXForRangeStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -286,8 +283,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == MSDependentExistsStmtClass;
   }
-
-  static bool classof(MSDependentExistsStmt *) { return true; }
 };
 
 }  // end namespace clang
diff --git a/include/clang/AST/StmtObjC.h b/include/clang/AST/StmtObjC.h
index e7e1232989..d7a73a70bd 100644
--- a/include/clang/AST/StmtObjC.h
+++ b/include/clang/AST/StmtObjC.h
@@ -61,7 +61,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCForCollectionStmtClass;
   }
-  static bool classof(const ObjCForCollectionStmt *) { return true; }
 
   // Iterators
   child_range children() {
@@ -112,7 +111,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAtCatchStmtClass;
   }
-  static bool classof(const ObjCAtCatchStmt *) { return true; }
 
   child_range children() { return child_range(&Body, &Body + 1); }
 };
@@ -143,7 +141,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAtFinallyStmtClass;
   }
-  static bool classof(const ObjCAtFinallyStmt *) { return true; }
 
   child_range children() {
     return child_range(&AtFinallyStmt, &AtFinallyStmt+1);
@@ -244,7 +241,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAtTryStmtClass;
   }
-  static bool classof(const ObjCAtTryStmt *) { return true; }
 
   child_range children() {
     return child_range(getStmts(),
@@ -303,7 +299,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAtSynchronizedStmtClass;
   }
-  static bool classof(const ObjCAtSynchronizedStmt *) { return true; }
 
   child_range children() {
     return child_range(&SubStmts[0], &SubStmts[0]+END_EXPR);
@@ -339,7 +334,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAtThrowStmtClass;
   }
-  static bool classof(const ObjCAtThrowStmt *) { return true; }
 
   child_range children() { return child_range(&Throw, &Throw+1); }
 };
@@ -371,7 +365,6 @@ public:
   static bool classof(const Stmt *T) {
     return T->getStmtClass() == ObjCAutoreleasePoolStmtClass;
   }
-  static bool classof(const ObjCAutoreleasePoolStmt *) { return true; }
 
   child_range children() { return child_range(&SubStmt, &SubStmt + 1); }
 };
diff --git a/include/clang/AST/Type.h b/include/clang/AST/Type.h
index 1950751ace..4936026f64 100644
--- a/include/clang/AST/Type.h
+++ b/include/clang/AST/Type.h
@@ -1789,8 +1789,6 @@ public:
   CanQualType getCanonicalTypeUnqualified() const; // in CanonicalType.h
   LLVM_ATTRIBUTE_USED void dump() const;
 
-  static bool classof(const Type *) { return true; }
-
   friend class ASTReader;
   friend class ASTWriter;
 };
@@ -1890,7 +1888,6 @@ public:
   }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Builtin; }
-  static bool classof(const BuiltinType *) { return true; }
 };
 
 /// ComplexType - C99 6.2.5p11 - Complex values.  This supports the C99 complex
@@ -1921,7 +1918,6 @@ public:
   }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Complex; }
-  static bool classof(const ComplexType *) { return true; }
 };
 
 /// ParenType - Sugar for parentheses used when specifying types.
@@ -1953,7 +1949,6 @@ public:
   }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Paren; }
-  static bool classof(const ParenType *) { return true; }
 };
 
 /// PointerType - C99 6.7.5.1 - Pointer Declarators.
@@ -1985,7 +1980,6 @@ public:
   }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Pointer; }
-  static bool classof(const PointerType *) { return true; }
 };
 
 /// BlockPointerType - pointer to a block type.
@@ -2021,7 +2015,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == BlockPointer;
   }
-  static bool classof(const BlockPointerType *) { return true; }
 };
 
 /// ReferenceType - Base for LValueReferenceType and RValueReferenceType
@@ -2069,7 +2062,6 @@ public:
     return T->getTypeClass() == LValueReference ||
            T->getTypeClass() == RValueReference;
   }
-  static bool classof(const ReferenceType *) { return true; }
 };
 
 /// LValueReferenceType - C++ [dcl.ref] - Lvalue reference
@@ -2087,7 +2079,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == LValueReference;
   }
-  static bool classof(const LValueReferenceType *) { return true; }
 };
 
 /// RValueReferenceType - C++0x [dcl.ref] - Rvalue reference
@@ -2104,7 +2095,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == RValueReference;
   }
-  static bool classof(const RValueReferenceType *) { return true; }
 };
 
 /// MemberPointerType - C++ 8.3.3 - Pointers to members
@@ -2159,7 +2149,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == MemberPointer;
   }
-  static bool classof(const MemberPointerType *) { return true; }
 };
 
 /// ArrayType - C99 6.7.5.2 - Array Declarators.
@@ -2215,7 +2204,6 @@ public:
            T->getTypeClass() == IncompleteArray ||
            T->getTypeClass() == DependentSizedArray;
   }
-  static bool classof(const ArrayType *) { return true; }
 };
 
 /// ConstantArrayType - This class represents the canonical version of
@@ -2267,7 +2255,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == ConstantArray;
   }
-  static bool classof(const ConstantArrayType *) { return true; }
 };
 
 /// IncompleteArrayType - This class represents C arrays with an unspecified
@@ -2287,7 +2274,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == IncompleteArray;
   }
-  static bool classof(const IncompleteArrayType *) { return true; }
 
   friend class StmtIteratorBase;
 
@@ -2350,7 +2336,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == VariableArray;
   }
-  static bool classof(const VariableArrayType *) { return true; }
 
   friend class StmtIteratorBase;
 
@@ -2407,7 +2392,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == DependentSizedArray;
   }
-  static bool classof(const DependentSizedArrayType *) { return true; }
 
   friend class StmtIteratorBase;
 
@@ -2453,7 +2437,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == DependentSizedExtVector;
   }
-  static bool classof(const DependentSizedExtVectorType *) { return true; }
 
   void Profile(llvm::FoldingSetNodeID &ID) {
     Profile(ID, Context, getElementType(), getSizeExpr());
@@ -2519,7 +2502,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == Vector || T->getTypeClass() == ExtVector;
   }
-  static bool classof(const VectorType *) { return true; }
 };
 
 /// ExtVectorType - Extended vector type. This type is created using
@@ -2585,7 +2567,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == ExtVector;
   }
-  static bool classof(const ExtVectorType *) { return true; }
 };
 
 /// FunctionType - C99 6.7.5.3 - Function Declarators.  This is the common base
@@ -2748,7 +2729,6 @@ public:
     return T->getTypeClass() == FunctionNoProto ||
            T->getTypeClass() == FunctionProto;
   }
-  static bool classof(const FunctionType *) { return true; }
 };
 
 /// FunctionNoProtoType - Represents a K&R-style 'int foo()' function, which has
@@ -2780,7 +2760,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == FunctionNoProto;
   }
-  static bool classof(const FunctionNoProtoType *) { return true; }
 };
 
 /// FunctionProtoType - Represents a prototype with argument type info, e.g.
@@ -3035,7 +3014,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == FunctionProto;
   }
-  static bool classof(const FunctionProtoType *) { return true; }
 
   void Profile(llvm::FoldingSetNodeID &ID, const ASTContext &Ctx);
   static void Profile(llvm::FoldingSetNodeID &ID, QualType Result,
@@ -3066,7 +3044,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == UnresolvedUsing;
   }
-  static bool classof(const UnresolvedUsingType *) { return true; }
 
   void Profile(llvm::FoldingSetNodeID &ID) {
     return Profile(ID, Decl);
@@ -3098,7 +3075,6 @@ public:
   QualType desugar() const;
 
   static bool classof(const Type *T) { return T->getTypeClass() == Typedef; }
-  static bool classof(const TypedefType *) { return true; }
 };
 
 /// TypeOfExprType (GCC extension).
@@ -3118,7 +3094,6 @@ public:
   bool isSugared() const;
 
   static bool classof(const Type *T) { return T->getTypeClass() == TypeOfExpr; }
-  static bool classof(const TypeOfExprType *) { return true; }
 };
 
 /// \brief Internal representation of canonical, dependent
@@ -3165,7 +3140,6 @@ public:
   bool isSugared() const { return true; }
 
   static bool classof(const Type *T) { return T->getTypeClass() == TypeOf; }
-  static bool classof(const TypeOfType *) { return true; }
 };
 
 /// DecltypeType (C++0x)
@@ -3187,7 +3161,6 @@ public:
   bool isSugared() const;
 
   static bool classof(const Type *T) { return T->getTypeClass() == Decltype; }
-  static bool classof(const DecltypeType *) { return true; }
 };
 
 /// \brief Internal representation of canonical, dependent
@@ -3240,7 +3213,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == UnaryTransform;
   }
-  static bool classof(const UnaryTransformType *) { return true; }
 };
 
 class TagType : public Type {
@@ -3263,7 +3235,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() >= TagFirst && T->getTypeClass() <= TagLast;
   }
-  static bool classof(const TagType *) { return true; }
 };
 
 /// RecordType - This is a helper class that allows the use of isa/cast/dyncast
@@ -3290,7 +3261,6 @@ public:
   QualType desugar() const { return QualType(this, 0); }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Record; }
-  static bool classof(const RecordType *) { return true; }
 };
 
 /// EnumType - This is a helper class that allows the use of isa/cast/dyncast
@@ -3309,7 +3279,6 @@ public:
   QualType desugar() const { return QualType(this, 0); }
 
   static bool classof(const Type *T) { return T->getTypeClass() == Enum; }
-  static bool classof(const EnumType *) { return true; }
 };
 
 /// AttributedType - An attributed type is a type to which a type
@@ -3397,7 +3366,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == Attributed;
   }
-  static bool classof(const AttributedType *T) { return true; }
 };
 
 class TemplateTypeParmType : public Type, public llvm::FoldingSetNode {
@@ -3471,7 +3439,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == TemplateTypeParm;
   }
-  static bool classof(const TemplateTypeParmType *T) { return true; }
 };
 
 /// \brief Represents the result of substituting a type for a template
@@ -3522,7 +3489,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == SubstTemplateTypeParm;
   }
-  static bool classof(const SubstTemplateTypeParmType *T) { return true; }
 };
 
 /// \brief Represents the result of substituting a set of types for a template
@@ -3575,7 +3541,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == SubstTemplateTypeParmPack;
   }
-  static bool classof(const SubstTemplateTypeParmPackType *T) { return true; }
 };
 
 /// \brief Represents a C++0x auto type.
@@ -3618,7 +3583,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == Auto;
   }
-  static bool classof(const AutoType *T) { return true; }
 };
 
 /// \brief Represents a type template specialization; the template
@@ -3782,7 +3746,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == TemplateSpecialization;
   }
-  static bool classof(const TemplateSpecializationType *T) { return true; }
 };
 
 /// \brief The injected class name of a C++ class template or class
@@ -3845,7 +3808,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == InjectedClassName;
   }
-  static bool classof(const InjectedClassNameType *T) { return true; }
 };
 
 /// \brief The kind of a tag type.
@@ -3992,7 +3954,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == Elaborated;
   }
-  static bool classof(const ElaboratedType *T) { return true; }
 };
 
 /// \brief Represents a qualified type name for which the type name is
@@ -4056,7 +4017,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == DependentName;
   }
-  static bool classof(const DependentNameType *T) { return true; }
 };
 
 /// DependentTemplateSpecializationType - Represents a template
@@ -4127,9 +4087,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == DependentTemplateSpecialization;
   }
-  static bool classof(const DependentTemplateSpecializationType *T) {
-    return true;
-  }
 };
 
 /// \brief Represents a pack expansion of types.
@@ -4210,9 +4167,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == PackExpansion;
   }
-  static bool classof(const PackExpansionType *T) {
-    return true;
-  }
 };
 
 /// ObjCObjectType - Represents a class type in Objective C.
@@ -4323,7 +4277,6 @@ public:
     return T->getTypeClass() == ObjCObject ||
            T->getTypeClass() == ObjCInterface;
   }
-  static bool classof(const ObjCObjectType *) { return true; }
 };
 
 /// ObjCObjectTypeImpl - A class providing a concrete implementation
@@ -4387,7 +4340,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == ObjCInterface;
   }
-  static bool classof(const ObjCInterfaceType *) { return true; }
 
   // Nonsense to "hide" certain members of ObjCObjectType within this
   // class.  People asking for protocols on an ObjCInterfaceType are
@@ -4537,7 +4489,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == ObjCObjectPointer;
   }
-  static bool classof(const ObjCObjectPointerType *) { return true; }
 };
 
 class AtomicType : public Type, public llvm::FoldingSetNode {
@@ -4568,7 +4519,6 @@ class AtomicType : public Type, public llvm::FoldingSetNode {
   static bool classof(const Type *T) {
     return T->getTypeClass() == Atomic;
   }
-  static bool classof(const AtomicType *) { return true; }
 };
 
 /// A qualifier set is used to build a set of qualifiers.
diff --git a/include/clang/AST/TypeLoc.h b/include/clang/AST/TypeLoc.h
index 60cd3064e7..8a04bd8d5e 100644
--- a/include/clang/AST/TypeLoc.h
+++ b/include/clang/AST/TypeLoc.h
@@ -159,8 +159,6 @@ public:
     return !(LHS == RHS);
   }
 
-  static bool classof(const TypeLoc *TL) { return true; }
-
 private:
   static void initializeImpl(ASTContext &Context, TypeLoc TL,
                              SourceLocation Loc);
@@ -192,7 +190,6 @@ public:
   static bool classof(const TypeLoc *TL) {
     return !TL->getType().hasLocalQualifiers();
   }
-  static bool classof(const UnqualTypeLoc *TL) { return true; }
 };
 
 /// \brief Wrapper of type source information for a type with
@@ -237,7 +234,6 @@ public:
   static bool classof(const TypeLoc *TL) {
     return TL->getType().hasLocalQualifiers();
   }
-  static bool classof(const QualifiedTypeLoc *TL) { return true; }
 };
 
 inline UnqualTypeLoc TypeLoc::getUnqualifiedLoc() const {
@@ -303,9 +299,6 @@ public:
   static bool classof(const UnqualTypeLoc *TL) {
     return Derived::classofType(TL->getTypePtr());
   }
-  static bool classof(const Derived *TL) {
-    return true;
-  }
 
   TypeLoc getNextTypeLoc() const {
     return getNextTypeLoc(asDerived()->getInnerType());
@@ -380,9 +373,6 @@ public:
   static bool classof(const UnqualTypeLoc *TL) {
     return Derived::classofType(TL->getTypePtr());
   }
-  static bool classof(const Derived *TL) {
-    return true;
-  }
 
   const TypeClass *getTypePtr() const {
     return cast<TypeClass>(Base::getTypePtr());
@@ -417,7 +407,6 @@ public:
   }
 
   static bool classof(const TypeLoc *TL);
-  static bool classof(const TypeSpecTypeLoc *TL) { return true; }
 };
 
 
diff --git a/include/clang/Analysis/AnalysisContext.h b/include/clang/Analysis/AnalysisContext.h
index 02b85304db..a2090eca72 100644
--- a/include/clang/Analysis/AnalysisContext.h
+++ b/include/clang/Analysis/AnalysisContext.h
@@ -239,8 +239,6 @@ public:
 
   virtual void Profile(llvm::FoldingSetNodeID &ID) = 0;
 
-  static bool classof(const LocationContext*) { return true; }
-
 public:
   static void ProfileCommon(llvm::FoldingSetNodeID &ID,
                             ContextKind ck,
diff --git a/include/clang/Analysis/CFG.h b/include/clang/Analysis/CFG.h
index 30a1db2f62..8cc5d814e8 100644
--- a/include/clang/Analysis/CFG.h
+++ b/include/clang/Analysis/CFG.h
@@ -88,8 +88,6 @@ public:
       return static_cast<const ElemTy*>(this);
     return 0;
   }
-
-  static bool classof(const CFGElement *E) { return true; }
 };
 
 class CFGStmt : public CFGElement {
diff --git a/include/clang/Analysis/ProgramPoint.h b/include/clang/Analysis/ProgramPoint.h
index 081c29fa26..9479978043 100644
--- a/include/clang/Analysis/ProgramPoint.h
+++ b/include/clang/Analysis/ProgramPoint.h
@@ -140,8 +140,6 @@ public:
     return ID.ComputeHash();
   }
 
-  static bool classof(const ProgramPoint*) { return true; }
-
   bool operator==(const ProgramPoint & RHS) const {
     return Data1 == RHS.Data1 &&
            Data2 == RHS.Data2 &&
diff --git a/include/clang/Driver/Action.h b/include/clang/Driver/Action.h
index 6e317a0726..4057e48f69 100644
--- a/include/clang/Driver/Action.h
+++ b/include/clang/Driver/Action.h
@@ -90,8 +90,6 @@ public:
   iterator end() { return Inputs.end(); }
   const_iterator begin() const { return Inputs.begin(); }
   const_iterator end() const { return Inputs.end(); }
-
-  static bool classof(const Action *) { return true; }
 };
 
 class InputAction : public Action {
@@ -105,7 +103,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == InputClass;
   }
-  static bool classof(const InputAction *) { return true; }
 };
 
 class BindArchAction : public Action {
@@ -122,7 +119,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == BindArchClass;
   }
-  static bool classof(const BindArchAction *) { return true; }
 };
 
 class JobAction : public Action {
@@ -136,7 +132,6 @@ public:
     return (A->getKind() >= JobClassFirst &&
             A->getKind() <= JobClassLast);
   }
-  static bool classof(const JobAction *) { return true; }
 };
 
 class PreprocessJobAction : public JobAction {
@@ -147,7 +142,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == PreprocessJobClass;
   }
-  static bool classof(const PreprocessJobAction *) { return true; }
 };
 
 class PrecompileJobAction : public JobAction {
@@ -158,7 +152,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == PrecompileJobClass;
   }
-  static bool classof(const PrecompileJobAction *) { return true; }
 };
 
 class AnalyzeJobAction : public JobAction {
@@ -169,7 +162,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == AnalyzeJobClass;
   }
-  static bool classof(const AnalyzeJobAction *) { return true; }
 };
 
 class MigrateJobAction : public JobAction {
@@ -180,7 +172,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == MigrateJobClass;
   }
-  static bool classof(const MigrateJobAction *) { return true; }
 };
 
 class CompileJobAction : public JobAction {
@@ -191,7 +182,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == CompileJobClass;
   }
-  static bool classof(const CompileJobAction *) { return true; }
 };
 
 class AssembleJobAction : public JobAction {
@@ -202,7 +192,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == AssembleJobClass;
   }
-  static bool classof(const AssembleJobAction *) { return true; }
 };
 
 class LinkJobAction : public JobAction {
@@ -213,7 +202,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == LinkJobClass;
   }
-  static bool classof(const LinkJobAction *) { return true; }
 };
 
 class LipoJobAction : public JobAction {
@@ -224,7 +212,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == LipoJobClass;
   }
-  static bool classof(const LipoJobAction *) { return true; }
 };
 
 class DsymutilJobAction : public JobAction {
@@ -235,7 +222,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == DsymutilJobClass;
   }
-  static bool classof(const DsymutilJobAction *) { return true; }
 };
 
 class VerifyJobAction : public JobAction {
@@ -245,7 +231,6 @@ public:
   static bool classof(const Action *A) {
     return A->getKind() == VerifyJobClass;
   }
-  static bool classof(const VerifyJobAction *) { return true; }
 };
 
 } // end namespace driver
diff --git a/include/clang/Driver/Arg.h b/include/clang/Driver/Arg.h
index 149f39a74d..70f0741520 100644
--- a/include/clang/Driver/Arg.h
+++ b/include/clang/Driver/Arg.h
@@ -115,8 +115,6 @@ namespace driver {
     /// when rendered as a input (e.g., Xlinker).
     void renderAsInput(const ArgList &Args, ArgStringList &Output) const;
 
-    static bool classof(const Arg *) { return true; }
-
     void dump() const;
 
     /// \brief Return a formatted version of the argument and
diff --git a/include/clang/Driver/Job.h b/include/clang/Driver/Job.h
index c94886dc26..84f5ee1917 100644
--- a/include/clang/Driver/Job.h
+++ b/include/clang/Driver/Job.h
@@ -39,8 +39,6 @@ public:
   /// addCommand - Append a command to the current job, which must be
   /// either a piped job or a job list.
   void addCommand(Command *C);
-
-  static bool classof(const Job *) { return true; }
 };
 
   /// Command - An executable path/name and argument vector to
@@ -78,7 +76,6 @@ public:
   static bool classof(const Job *J) {
     return J->getKind() == CommandClass;
   }
-  static bool classof(const Command *) { return true; }
 };
 
   /// JobList - A sequence of jobs to perform.
@@ -113,7 +110,6 @@ public:
   static bool classof(const Job *J) {
     return J->getKind() == JobListClass;
   }
-  static bool classof(const JobList *) { return true; }
 };
 
 } // end namespace driver
diff --git a/include/clang/Frontend/MultiplexConsumer.h b/include/clang/Frontend/MultiplexConsumer.h
index ffa7b4a9dc..539f2c5c4d 100644
--- a/include/clang/Frontend/MultiplexConsumer.h
+++ b/include/clang/Frontend/MultiplexConsumer.h
@@ -52,7 +52,6 @@ public:
   virtual void InitializeSema(Sema &S);
   virtual void ForgetSema();
 
-  static bool classof(const MultiplexConsumer *) { return true; }
 private:
   std::vector<ASTConsumer*> Consumers;  // Owns these.
   OwningPtr<MultiplexASTMutationListener> MutationListener;
diff --git a/include/clang/Lex/PreprocessingRecord.h b/include/clang/Lex/PreprocessingRecord.h
index f0cbc63df3..57e51b754e 100644
--- a/include/clang/Lex/PreprocessingRecord.h
+++ b/include/clang/Lex/PreprocessingRecord.h
@@ -94,9 +94,6 @@ namespace clang {
     /// entity.
     bool isInvalid() const { return Kind == InvalidKind; }
 
-    // Implement isa/cast/dyncast/etc.
-    static bool classof(const PreprocessedEntity *) { return true; }
-
     // Only allow allocation of preprocessed entities using the allocator 
     // in PreprocessingRecord or by doing a placement new.
     void* operator new(size_t bytes, PreprocessingRecord& PR,
@@ -133,7 +130,6 @@ namespace clang {
       return PD->getKind() >= FirstPreprocessingDirective &&
              PD->getKind() <= LastPreprocessingDirective;
     }
-    static bool classof(const PreprocessingDirective *) { return true; }    
   };
   
   /// \brief Record the location of a macro definition.
@@ -155,7 +151,6 @@ namespace clang {
     static bool classof(const PreprocessedEntity *PE) {
       return PE->getKind() == MacroDefinitionKind;
     }
-    static bool classof(const MacroDefinition *) { return true; }
   };
   
   /// \brief Records the location of a macro expansion.
@@ -193,7 +188,6 @@ namespace clang {
     static bool classof(const PreprocessedEntity *PE) {
       return PE->getKind() == MacroExpansionKind;
     }
-    static bool classof(const MacroExpansion *) { return true; }
   };
 
   /// \brief Record the location of an inclusion directive, such as an
@@ -262,7 +256,6 @@ namespace clang {
     static bool classof(const PreprocessedEntity *PE) {
       return PE->getKind() == InclusionDirectiveKind;
     }
-    static bool classof(const InclusionDirective *) { return true; }
   };
   
   /// \brief An abstract class that should be subclassed by any external source
diff --git a/include/clang/Sema/ExternalSemaSource.h b/include/clang/Sema/ExternalSemaSource.h
index 785bf6acd1..7a598498ff 100644
--- a/include/clang/Sema/ExternalSemaSource.h
+++ b/include/clang/Sema/ExternalSemaSource.h
@@ -175,7 +175,6 @@ public:
   static bool classof(const ExternalASTSource *Source) {
     return Source->SemaSource;
   }
-  static bool classof(const ExternalSemaSource *) { return true; }
 }; 
 
 } // end namespace clang
diff --git a/include/clang/Sema/LocInfoType.h b/include/clang/Sema/LocInfoType.h
index 93cb8cbda4..63dfa72b8f 100644
--- a/include/clang/Sema/LocInfoType.h
+++ b/include/clang/Sema/LocInfoType.h
@@ -55,7 +55,6 @@ public:
   static bool classof(const Type *T) {
     return T->getTypeClass() == (TypeClass)LocInfo;
   }
-  static bool classof(const LocInfoType *) { return true; }
 };
 
 } // end namespace clang
diff --git a/include/clang/Sema/ScopeInfo.h b/include/clang/Sema/ScopeInfo.h
index 7fbe07dc94..c0c907e834 100644
--- a/include/clang/Sema/ScopeInfo.h
+++ b/include/clang/Sema/ScopeInfo.h
@@ -308,8 +308,6 @@ public:
   /// \brief Clear out the information in this function scope, making it
   /// suitable for reuse.
   void Clear();
-
-  static bool classof(const FunctionScopeInfo *FSI) { return true; }
 };
 
 class CapturingScopeInfo : public FunctionScopeInfo {
@@ -463,7 +461,6 @@ public:
   static bool classof(const FunctionScopeInfo *FSI) { 
     return FSI->Kind == SK_Block || FSI->Kind == SK_Lambda; 
   }
-  static bool classof(const CapturingScopeInfo *BSI) { return true; }
 };
 
 /// \brief Retains information about a block that is currently being parsed.
@@ -491,7 +488,6 @@ public:
   static bool classof(const FunctionScopeInfo *FSI) { 
     return FSI->Kind == SK_Block; 
   }
-  static bool classof(const BlockScopeInfo *BSI) { return true; }
 };
 
 class LambdaScopeInfo : public CapturingScopeInfo {
@@ -547,8 +543,6 @@ public:
   static bool classof(const FunctionScopeInfo *FSI) { 
     return FSI->Kind == SK_Lambda; 
   }
-  static bool classof(const LambdaScopeInfo *BSI) { return true; }
-
 };
 
 FunctionScopeInfo::WeakObjectProfileTy::WeakObjectProfileTy()
diff --git a/include/clang/Sema/SemaConsumer.h b/include/clang/Sema/SemaConsumer.h
index 139cce8d73..676646afbd 100644
--- a/include/clang/Sema/SemaConsumer.h
+++ b/include/clang/Sema/SemaConsumer.h
@@ -42,7 +42,6 @@ namespace clang {
     static bool classof(const ASTConsumer *Consumer) {
       return Consumer->SemaConsumer;
     }
-    static bool classof(const SemaConsumer *) { return true; }
   };
 }
 
diff --git a/include/clang/StaticAnalyzer/Core/BugReporter/BugReporter.h b/include/clang/StaticAnalyzer/Core/BugReporter/BugReporter.h
index f397faab14..ce89449278 100644
--- a/include/clang/StaticAnalyzer/Core/BugReporter/BugReporter.h
+++ b/include/clang/StaticAnalyzer/Core/BugReporter/BugReporter.h
@@ -470,8 +470,6 @@ public:
     EmitBasicReport(DeclWithIssue, BugName, Category, BugStr, Loc, &R, 1);
   }
 
-  static bool classof(const BugReporter* R) { return true; }
-
   void addCallPieceLocationContextPair(const PathDiagnosticCallPiece *C,
                                        const LocationContext *LC) {
     LocationContextMap[C] = LC;
diff --git a/include/clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h b/include/clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h
index 9003a22636..bb87f808b0 100644
--- a/include/clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h
+++ b/include/clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h
@@ -360,10 +360,6 @@ public:
   /// Return the SourceRanges associated with this PathDiagnosticPiece.
   ArrayRef<SourceRange> getRanges() const { return ranges; }
 
-  static inline bool classof(const PathDiagnosticPiece *P) {
-    return true;
-  }
-  
   virtual void Profile(llvm::FoldingSetNodeID &ID) const;
 };
   
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h b/include/clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h
index bd0511602c..35dbd9c19f 100644
--- a/include/clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/CallEvent.h
@@ -341,8 +341,6 @@ public:
   // For debugging purposes only
   void dump(raw_ostream &Out) const;
   LLVM_ATTRIBUTE_USED void dump() const;
-
-  static bool classof(const CallEvent *) { return true; }
 };
 
 
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h b/include/clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h
index 3c9c33a645..34fbc3ca9e 100644
--- a/include/clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/MemRegion.h
@@ -174,8 +174,6 @@ public:
   template<typename RegionTy> const RegionTy* getAs() const;
 
   virtual bool isBoundable() const { return false; }
-
-  static bool classof(const MemRegion*) { return true; }
 };
 
 /// MemSpaceRegion - A memory region that represents a "memory space";
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h b/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
index 4e1402fb59..c2134cf048 100644
--- a/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/SVals.h
@@ -154,9 +154,6 @@ public:
   SymExpr::symbol_iterator symbol_end() const { 
     return SymExpr::symbol_end();
   }
-
-  // Implement isa<T> support.
-  static inline bool classof(const SVal*) { return true; }
 };
 
 
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h b/include/clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h
index 1b8fba262c..07807165b2 100644
--- a/include/clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h
@@ -68,9 +68,6 @@ public:
   virtual QualType getType() const = 0;
   virtual void Profile(llvm::FoldingSetNodeID& profile) = 0;
 
-  // Implement isa<T> support.
-  static inline bool classof(const SymExpr*) { return true; }
-
   /// \brief Iterator over symbols that the current symbol depends on.
   ///
   /// For SymbolData, it's the symbol itself; for expressions, it's the