diff --git a/include/llvm/TypeSymbolTable.h b/include/llvm/TypeSymbolTable.h
index b95415377e4..ffea6d73405 100644
--- a/include/llvm/TypeSymbolTable.h
+++ b/include/llvm/TypeSymbolTable.h
@@ -118,10 +118,6 @@ public:
   /// @returns true if the erase was successful (TI was found)
   bool remove(Type* TI);
 
-  /// Rename a type. This ain't fast, we have to linearly search for it first.
-  /// @returns true if the rename was successful (type was found)
-  bool rename(Type* T, const std::string& new_name);
-
 /// @}
 /// @name AbstractTypeUser Methods
 /// @{
diff --git a/lib/VMCore/TypeSymbolTable.cpp b/lib/VMCore/TypeSymbolTable.cpp
index ac89bb66451..6cc1055ebce 100644
--- a/lib/VMCore/TypeSymbolTable.cpp
+++ b/lib/VMCore/TypeSymbolTable.cpp
@@ -122,24 +122,6 @@ bool TypeSymbolTable::strip() {
   return RemovedSymbol;
 }
 
-/// rename - Given a value with a non-empty name, remove its existing entry
-/// from the symbol table and insert a new one for Name.  This is equivalent to
-/// doing "remove(V), V->Name = Name, insert(V)", but is faster, and will not
-/// temporarily remove the symbol table plane if V is the last value in the
-/// symtab with that name (which could invalidate iterators to that plane).
-bool TypeSymbolTable::rename(Type *T, const std::string &name) {
-  for (iterator TI = tmap.begin(), TE = tmap.end(); TI != TE; ++TI) {
-    if (TI->second == T) {
-      // Remove the old entry.
-      tmap.erase(TI);
-      // Add the new entry.
-      this->insert(name,T);
-      return true;
-    }
-  }
-  return false;
-}
-
 // This function is called when one of the types in the type plane are refined
 void TypeSymbolTable::refineAbstractType(const DerivedType *OldType,
                                          const Type *NewType) {