Chris@16: 
Chris@16: // Copyright 2005-2009 Daniel James.
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  Based on Peter Dimov's proposal
Chris@16: //  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
Chris@16: //  issue 6.18. 
Chris@16: 
Chris@16: #if !defined(BOOST_FUNCTIONAL_HASH_FWD_HPP)
Chris@16: #define BOOST_FUNCTIONAL_HASH_FWD_HPP
Chris@16: 
Chris@101: #include <boost/config.hpp>
Chris@101: #if defined(BOOST_HAS_PRAGMA_ONCE)
Chris@101: #pragma once
Chris@16: #endif
Chris@16: 
Chris@16: #include <cstddef>
Chris@16: #include <boost/detail/workaround.hpp>
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16:     template <class T> struct hash;
Chris@16: 
Chris@16:     template <class T> void hash_combine(std::size_t& seed, T const& v);
Chris@16: 
Chris@16:     template <class It> std::size_t hash_range(It, It);
Chris@16:     template <class It> void hash_range(std::size_t&, It, It);
Chris@16: 
Chris@16: #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
Chris@16:     template <class T> inline std::size_t hash_range(T*, T*);
Chris@16:     template <class T> inline void hash_range(std::size_t&, T*, T*);
Chris@16: #endif
Chris@16: }
Chris@16: 
Chris@16: #endif