char (std::ctype<char>::*fptr)(char) const = &std::ctype<char>::toupper;
  std::transform(
                 s.begin(),
                 s.end(),
                 s.begin(),
                 std::bind1st(
                              std::mem_fun(fptr),
                              &std::use_facet<std::ctype<char> >(std::locale())
                              )
                 );