1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index 3b86c5abb5..3bc595ca44 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -1084,6 +1084,8 @@ public:
 
   virtual void GenerateClass(const ObjCImplementationDecl *ClassDecl);
 
+  virtual void RegisterAlias(const ObjCCompatibleAliasDecl *OAD) {};
+
   virtual llvm::Value *GenerateProtocolRef(CGBuilderTy &Builder,
                                            const ObjCProtocolDecl *PD);
 
@@ -1336,6 +1338,9 @@ public:
   virtual void GenerateCategory(const ObjCCategoryImplDecl *CMD);
 
   virtual void GenerateClass(const ObjCImplementationDecl *ClassDecl);
+
+  virtual void RegisterAlias(const ObjCCompatibleAliasDecl *OAD) {};
+
   virtual llvm::Value *GenerateProtocolRef(CGBuilderTy &Builder,
                                            const ObjCProtocolDecl *PD);