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diff --git a/boost/numeric/odeint/util/same_instance.hpp b/boost/numeric/odeint/util/same_instance.hpp
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+/*
+ [auto_generated]
+ boost/numeric/odeint/util/same_instance.hpp
+
+ [begin_description]
+ Basic check if two variables are the same instance
+ [end_description]
+
+ Copyright 2012 Karsten Ahnert
+ Copyright 2012 Mario Mulansky
+
+ Distributed under the Boost Software License, Version 1.0.
+ (See accompanying file LICENSE_1_0.txt or
+ copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+
+#ifndef BOOST_NUMERIC_ODEINT_UTIL_SAME_INSTANCE_HPP_INCLUDED
+#define BOOST_NUMERIC_ODEINT_UTIL_SAME_INSTANCE_HPP_INCLUDED
+
+namespace boost {
+namespace numeric {
+namespace odeint {
+
+template< class T1 , class T2 , class Enabler=void >
+struct same_instance_impl
+{ 
+    static bool same_instance( const T1 &x1 , const T2 &x2 )
+    {
+        return false;
+    }
+};
+
+template< class T >
+struct same_instance_impl< T , T >
+{ 
+    static bool same_instance( const T &x1 , const T &x2 )
+    {
+        // check pointers
+        return (&x1 == &x2);
+    }
+};
+
+
+template< class T1 , class T2 >
+bool same_instance( const T1 &x1 , const T2 &x2 )
+{
+    return same_instance_impl< T1 , T2 >::same_instance( x1 , x2 );
+}
+
+
+} // namespace odeint
+} // namespace numeric
+} // namespace boost
+
+#endif