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From: Robert Ramey (ramey_at_[hidden])
Date: 2008-01-21 11:34:49
Try the following.  See the "rationale" in the documentation for an explanation.
Robert Ramey
  ...
  int main()
  {
     const derived dc(5); // try adding "const" here
     { 
        std::ofstream ofile("test.xml");
        boost::archive::xml_oarchive oa(ofile);
        oa << boost::serialization::make_nvp("test", dc); 
     }
     return 0;