#ifndef BOOST_REGEX_OBJECT_CACHE_HPP
#define BOOST_REGEX_OBJECT_CACHE_HPP
+#include <boost/config.hpp>
+#include <boost/shared_ptr.hpp>
#include <map>
#include <list>
#include <stdexcept>
#include <string>
-#include <boost/config.hpp>
-#include <boost/shared_ptr.hpp>
#ifdef BOOST_HAS_THREADS
#include <boost/regex/pending/static_mutex.hpp>
#endif