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diff --git a/src/boost/libs/serialization/example/demo_polymorphic.cpp b/src/boost/libs/serialization/example/demo_polymorphic.cpp
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+/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
+// demo_polymorphic.cpp
+
+// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
+// Use, modification and distribution is subject to 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)
+
+// should pass compilation and execution
+
+#include <sstream>
+
+#include <boost/archive/polymorphic_text_iarchive.hpp>
+#include <boost/archive/polymorphic_text_oarchive.hpp>
+
+#include <boost/archive/polymorphic_binary_iarchive.hpp>
+#include <boost/archive/polymorphic_binary_oarchive.hpp>
+
+#include "demo_polymorphic_A.hpp"
+
+int main(int argc, char* argv[])
+{
+    const A a;
+    A a1;
+    {
+        // test with a text archive
+        std::stringstream ss;
+        {
+            // instantiate archive which inhertis polymorphic interface
+            // and the normal text archive implementation
+            boost::archive::polymorphic_text_oarchive oa(ss);
+            boost::archive::polymorphic_oarchive & oa_interface = oa; 
+            // we can just just the interface for saving
+            oa_interface << a;
+        }
+        {
+            // or we can use the implementation directly
+            boost::archive::polymorphic_text_iarchive ia(ss);
+            ia >> a1;
+        }
+    }
+    if(! (a == a1))
+        return 1;
+    {
+        //test with a binary archive
+        std::stringstream ss;
+        {
+            // instantiate archive which inhertis polymorphic interface
+            // and the normal binary archive implementation
+            boost::archive::polymorphic_binary_oarchive oa(ss);
+            oa << a;
+        }
+        {
+            // see above
+            boost::archive::polymorphic_binary_iarchive ia(ss);
+            boost::archive::polymorphic_iarchive & ia_interface = ia; 
+            // use just the polymorphic interface for loading.
+            ia_interface >> a1;
+        }
+    }
+    if(! (a == a1))
+        return 1;
+    return 0;
+}
+