Index: serialization.cpp
===================================================================
--- serialization.cpp	(revision 43991)
+++ serialization.cpp	(working copy)
@@ -48,7 +48,7 @@
 
     
     template< class Archive >
-    void serialize( Archive& ar, const unsigned int version )
+    void serialize( Archive& ar, const unsigned int /*version*/ )
     {
         ar & boost::serialization::make_nvp( "i", i );
     }
@@ -73,7 +73,7 @@
     int i2;
 
     template< class Archive >
-    void serialize( Archive& ar, const unsigned int version )
+    void serialize( Archive& ar, const unsigned int /*version*/ )
     {
         ar & boost::serialization::make_nvp( "Base",  
                  boost::serialization::base_object<Base>( *this ) );
@@ -95,7 +95,7 @@
 // 
 
 template< class C, class T >
-void add( C& c, T* r, unsigned n )
+void add( C& c, T* r, unsigned /*n*/ )
 {
     c.insert( c.end(), r ); 
 }
Index: test_data.hpp
===================================================================
--- test_data.hpp	(revision 43991)
+++ test_data.hpp	(working copy)
@@ -67,7 +67,7 @@
     Base*    clone() const                { return do_clone(); }
     void     foo()                        { do_foo(); }
     
-    virtual bool less_than( const Base& b ) const
+    virtual bool less_than( const Base& /*b*/ ) const
     {
         return true;
     }
@@ -92,7 +92,7 @@
 #endif    
     
 private:
-    virtual void  do_print( ostream& out ) const   { };
+    virtual void  do_print( ostream& /*out*/ ) const   { };
     virtual Base* do_clone() const                 { return new Base( *this ); }; 
     virtual void  do_foo()                         { };
 };
@@ -240,7 +240,7 @@
 // used to hide "unused variable" warnings
 //
 template< class T >
-inline void hide_warning( T& r )
+inline void hide_warning( T& /*r*/ )
 { }
 
 //