From 005f6b222dfddc12ada571e479ff2d7a58114d07 Mon Sep 17 00:00:00 2001
From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Mon, 16 Feb 2009 14:31:00 +0000
Subject: [PATCH] castToDeclContext/castFromDeclContext are only required to be
 included in the class of decls that directly derive from DeclContext. Their
 subclasses don't need them.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64632 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/AST/Decl.h     | 12 ------------
 include/clang/AST/DeclCXX.h  | 36 ++++++------------------------------
 include/clang/AST/DeclObjC.h | 18 ------------------
 3 files changed, 6 insertions(+), 60 deletions(-)

diff --git a/include/clang/AST/Decl.h b/include/clang/AST/Decl.h
index b39467a55f..337f041b47 100644
--- a/include/clang/AST/Decl.h
+++ b/include/clang/AST/Decl.h
@@ -954,12 +954,6 @@ public:
     
   static bool classof(const Decl *D) { return D->getKind() == Enum; }
   static bool classof(const EnumDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const EnumDecl *D) {
-    return static_cast<DeclContext *>(const_cast<EnumDecl*>(D));
-  }
-  static EnumDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<EnumDecl *>(const_cast<DeclContext*>(DC));
-  }
   
 protected:
   /// EmitImpl - Serialize this EnumDecl.  Called by Decl::Emit.
@@ -1054,12 +1048,6 @@ public:
     return D->getKind() >= RecordFirst && D->getKind() <= RecordLast;
   }
   static bool classof(const RecordDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const RecordDecl *D) {
-    return static_cast<DeclContext *>(const_cast<RecordDecl*>(D));
-  }
-  static RecordDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<RecordDecl *>(const_cast<DeclContext*>(DC));
-  }
 protected:
   /// EmitImpl - Serialize this RecordDecl.  Called by Decl::Emit.
   virtual void EmitImpl(llvm::Serializer& S) const;
diff --git a/include/clang/AST/DeclCXX.h b/include/clang/AST/DeclCXX.h
index e41dc1802d..9b25e29c69 100644
--- a/include/clang/AST/DeclCXX.h
+++ b/include/clang/AST/DeclCXX.h
@@ -357,12 +357,6 @@ public:
 
   static bool classof(const Decl *D) { return D->getKind() == CXXRecord; }
   static bool classof(const CXXRecordDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const CXXRecordDecl *D) {
-    return static_cast<DeclContext *>(const_cast<CXXRecordDecl*>(D));
-  }
-  static CXXRecordDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<CXXRecordDecl *>(const_cast<DeclContext*>(DC));
-  }
 
 protected:
   /// EmitImpl - Serialize this CXXRecordDecl.  Called by Decl::Emit.
@@ -425,12 +419,6 @@ public:
     return D->getKind() >= CXXMethod && D->getKind() <= CXXConversion;
   }
   static bool classof(const CXXMethodDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const CXXMethodDecl *D) {
-    return static_cast<DeclContext *>(const_cast<CXXMethodDecl*>(D));
-  }
-  static CXXMethodDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<CXXMethodDecl *>(const_cast<DeclContext*>(DC));
-  }
 
 protected:
   /// EmitImpl - Serialize this CXXMethodDecl.  Called by Decl::Emit.
@@ -638,12 +626,6 @@ public:
     return D->getKind() == CXXConstructor;
   }
   static bool classof(const CXXConstructorDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const CXXConstructorDecl *D) {
-    return static_cast<DeclContext *>(const_cast<CXXConstructorDecl*>(D));
-  }
-  static CXXConstructorDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<CXXConstructorDecl *>(const_cast<DeclContext*>(DC));
-  }
   /// EmitImpl - Serialize this CXXConstructorDecl.  Called by Decl::Emit.
   // FIXME: Implement this.
   //virtual void EmitImpl(llvm::Serializer& S) const;
@@ -708,12 +690,6 @@ public:
     return D->getKind() == CXXDestructor;
   }
   static bool classof(const CXXDestructorDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const CXXDestructorDecl *D) {
-    return static_cast<DeclContext *>(const_cast<CXXDestructorDecl*>(D));
-  }
-  static CXXDestructorDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<CXXDestructorDecl *>(const_cast<DeclContext*>(DC));
-  }
   /// EmitImpl - Serialize this CXXDestructorDecl.  Called by Decl::Emit.
   // FIXME: Implement this.
   //virtual void EmitImpl(llvm::Serializer& S) const;
@@ -766,12 +742,6 @@ public:
     return D->getKind() == CXXConversion;
   }
   static bool classof(const CXXConversionDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const CXXConversionDecl *D) {
-    return static_cast<DeclContext *>(const_cast<CXXConversionDecl*>(D));
-  }
-  static CXXConversionDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<CXXConversionDecl *>(const_cast<DeclContext*>(DC));
-  }
   /// EmitImpl - Serialize this CXXConversionDecl.  Called by Decl::Emit.
   // FIXME: Implement this.
   //virtual void EmitImpl(llvm::Serializer& S) const;
@@ -878,6 +848,12 @@ public:
     return D->getKind() == LinkageSpec;
   }
   static bool classof(const LinkageSpecDecl *D) { return true; }
+  static DeclContext *castToDeclContext(const LinkageSpecDecl *D) {
+    return static_cast<DeclContext *>(const_cast<LinkageSpecDecl*>(D));
+  }
+  static LinkageSpecDecl *castFromDeclContext(const DeclContext *DC) {
+    return static_cast<LinkageSpecDecl *>(const_cast<DeclContext*>(DC));
+  }
   
 protected:
   void EmitInRec(llvm::Serializer& S) const;
diff --git a/include/clang/AST/DeclObjC.h b/include/clang/AST/DeclObjC.h
index c77cc15e75..e297434170 100644
--- a/include/clang/AST/DeclObjC.h
+++ b/include/clang/AST/DeclObjC.h
@@ -478,12 +478,6 @@ public:
   
   static bool classof(const Decl *D) { return D->getKind() == ObjCInterface; }
   static bool classof(const ObjCInterfaceDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const ObjCInterfaceDecl *D) {
-    return static_cast<DeclContext *>(const_cast<ObjCInterfaceDecl*>(D));
-  }
-  static ObjCInterfaceDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<ObjCInterfaceDecl *>(const_cast<DeclContext*>(DC));
-  }
 };
 
 /// ObjCIvarDecl - Represents an ObjC instance variable. In general, ObjC
@@ -633,12 +627,6 @@ public:
   
   static bool classof(const Decl *D) { return D->getKind() == ObjCProtocol; }
   static bool classof(const ObjCProtocolDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const ObjCProtocolDecl *D) {
-    return static_cast<DeclContext *>(const_cast<ObjCProtocolDecl*>(D));
-  }
-  static ObjCProtocolDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<ObjCProtocolDecl *>(const_cast<DeclContext*>(DC));
-  }
 };
   
 /// ObjCClassDecl - Specifies a list of forward class declarations. For example:
@@ -816,12 +804,6 @@ public:
   
   static bool classof(const Decl *D) { return D->getKind() == ObjCCategory; }
   static bool classof(const ObjCCategoryDecl *D) { return true; }
-  static DeclContext *castToDeclContext(const ObjCCategoryDecl *D) {
-    return static_cast<DeclContext *>(const_cast<ObjCCategoryDecl*>(D));
-  }
-  static ObjCCategoryDecl *castFromDeclContext(const DeclContext *DC) {
-    return static_cast<ObjCCategoryDecl *>(const_cast<DeclContext*>(DC));
-  }
 };
 
 /// ObjCCategoryImplDecl - An object of this class encapsulates a category 
-- 
2.40.0