diff --git a/include/boost/functional/detail/float_functions.hpp b/include/boost/functional/detail/float_functions.hpp
new file mode 100644
index 0000000..5de8ac5
--- /dev/null
+++ b/include/boost/functional/detail/float_functions.hpp
@@ -0,0 +1,122 @@
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+
+#if !defined(BOOST_FUNCTIONAL_DETAIL_FLOAT_FUNCTIONS_HPP)
+#define BOOST_FUNCTIONAL_DETAIL_FLOAT_FUNCTIONS_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+// The C++ standard requires that the C float functions are overloarded
+// for float, double and long double in the std namespace, but some of the older
+// library implementations don't support this. Some that don't supply the C99
+// float functions (frexpf, frexpl, etc.) so those are used instead.
+
+// This is just based on the compilers I've got access to, but it should
+// do something sensible on most compilers.
+
+#if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
+#  if defined(BOOST_MSVC) && BOOST_MSVC <= 1200
+#    define BOOST_HASH_USE_C99_FLOAT_FUNCS
+#  else
+#    define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS
+#  endif
+#elif defined(_RWSTD_VER)
+#  define BOOST_HASH_USE_C99_FLOAT_FUNCS
+#  define BOOST_HASH_C99_NO_FLOAT_FUNCS
+#elif defined(__GLIBCPP__) || defined(__GLIBCXX__)
+#  define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS
+#elif defined(__STL_CONFIG_H)
+// This might just be for gcc-2.95
+// And cygwin might not have the C99 functions
+#  define BOOST_HASH_USE_C99_FLOAT_FUNCS
+#elif (defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER)
+// Overloaded float functions were probably introduced at an earlier version.
+#  if defined(_CPPLIB_VER) && (_CPPLIB_VER >= 402)
+#    define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS
+#  else
+#    define BOOST_HASH_USE_C99_FLOAT_FUNCS
+#  endif
+#elif defined(__DMC__)
+#  define BOOST_HASH_USE_C99_FLOAT_FUNCS
+#else
+#  define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS
+#endif
+
+namespace boost
+{
+    namespace hash_detail
+    {
+
+        inline float call_ldexp(float v, int exp)
+        {
+            using namespace std;
+#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) || \
+    defined(BOOST_HASH_C99_NO_FLOAT_FUNCS)
+            return ldexp(v, exp);
+#else
+            return ldexpf(v, exp);
+#endif
+        }
+
+        inline double call_ldexp(double v, int exp)
+        {
+            using namespace std;
+            return ldexp(v, exp);
+        }
+
+        inline long double call_ldexp(long double v, int exp)
+        {
+            using namespace std;
+#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS)
+            return ldexp(v, exp);
+#else
+            return ldexpl(v, exp);
+#endif
+        }
+
+        inline float call_frexp(float v, int* exp)
+        {
+            using namespace std;
+#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) || \
+    defined(BOOST_HASH_C99_NO_FLOAT_FUNCS)
+            return frexp(v, exp);
+#else
+            return frexpf(v, exp);
+#endif
+        }
+
+        inline double call_frexp(double v, int* exp)
+        {
+            using namespace std;
+            return frexp(v, exp);
+        }
+
+        inline long double call_frexp(long double v, int* exp)
+        {
+            using namespace std;
+#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS)
+            return frexp(v, exp);
+#else
+            return frexpl(v, exp);
+#endif
+        }
+    }
+}
+
+#if defined(BOOST_HASH_USE_C99_FLOAT_FUNCS)
+#undef BOOST_HASH_USE_C99_FLOAT_FUNCS
+#endif
+
+#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS)
+#undef BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS
+#endif
+
+#if defined(BOOST_HASH_C99_NO_FLOAT_FUNCS)
+#undef BOOST_HASH_C99_NO_FLOAT_FUNCS
+#endif
+
+#endif
diff --git a/include/boost/functional/hash.hpp b/include/boost/functional/hash.hpp
new file mode 100644
index 0000000..ba81aa3
--- /dev/null
+++ b/include/boost/functional/hash.hpp
@@ -0,0 +1,25 @@
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_HPP)
+#define BOOST_FUNCTIONAL_HASH_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/functional/hash/hash.hpp>
+#include <boost/functional/hash/pair.hpp>
+#include <boost/functional/hash/vector.hpp>
+#include <boost/functional/hash/list.hpp>
+#include <boost/functional/hash/deque.hpp>
+#include <boost/functional/hash/set.hpp>
+#include <boost/functional/hash/map.hpp>
+
+#endif
diff --git a/include/boost/functional/hash/Attic/deque.hpp b/include/boost/functional/hash/Attic/deque.hpp
new file mode 100644
index 0000000..8592c72
--- /dev/null
+++ b/include/boost/functional/hash/Attic/deque.hpp
@@ -0,0 +1,44 @@
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_DEQUE_HPP)
+#define BOOST_FUNCTIONAL_HASH_DEQUE_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <deque>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::deque<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::deque<T, A> >
+        {
+            static std::size_t call(std::deque<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/Attic/list.hpp b/include/boost/functional/hash/Attic/list.hpp
new file mode 100644
index 0000000..9875b63
--- /dev/null
+++ b/include/boost/functional/hash/Attic/list.hpp
@@ -0,0 +1,45 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_LIST_HPP)
+#define BOOST_FUNCTIONAL_HASH_LIST_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <list>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::list<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::list<T, A> >
+        {
+            static std::size_t call(std::list<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/Attic/map.hpp b/include/boost/functional/hash/Attic/map.hpp
new file mode 100644
index 0000000..836b581
--- /dev/null
+++ b/include/boost/functional/hash/Attic/map.hpp
@@ -0,0 +1,62 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_MAP_HPP)
+#define BOOST_FUNCTIONAL_HASH_MAP_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <map>
+#include <boost/functional/hash/hash.hpp>
+#include <boost/functional/hash/pair.hpp>
+
+namespace boost
+{
+    template <class K, class T, class C, class A>
+    std::size_t hash_value(std::map<K, T, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+    template <class K, class T, class C, class A>
+    std::size_t hash_value(std::multimap<K, T, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class K, class T, class C, class A>
+        struct call_hash<std::map<K, T, C, A> >
+        {
+            static std::size_t call(std::map<K, T, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+
+        template <class K, class T, class C, class A>
+        struct call_hash<std::multimap<K, T, C, A> >
+        {
+            static std::size_t call(std::multimap<K, T, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
+
diff --git a/include/boost/functional/hash/Attic/pair.hpp b/include/boost/functional/hash/Attic/pair.hpp
new file mode 100644
index 0000000..17c1924
--- /dev/null
+++ b/include/boost/functional/hash/Attic/pair.hpp
@@ -0,0 +1,47 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_PAIR_HPP)
+#define BOOST_FUNCTIONAL_HASH_PAIR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <utility>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class A, class B>
+    std::size_t hash_value(std::pair<A, B> const& v)
+    {
+        std::size_t seed = 0;
+        hash_combine(seed, v.first);
+        hash_combine(seed, v.second);
+        return seed;
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class A, class B>
+        struct call_hash<std::pair<A, B> >
+        {
+            static std::size_t call(std::pair<A, B> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
diff --git a/include/boost/functional/hash/Attic/set.hpp b/include/boost/functional/hash/Attic/set.hpp
new file mode 100644
index 0000000..9f94ac8
--- /dev/null
+++ b/include/boost/functional/hash/Attic/set.hpp
@@ -0,0 +1,60 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_SET_HPP)
+#define BOOST_FUNCTIONAL_HASH_SET_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <set>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class K, class C, class A>
+    std::size_t hash_value(std::set<K, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+    template <class K, class C, class A>
+    std::size_t hash_value(std::multiset<K, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class K, class C, class A>
+        struct call_hash<std::set<K, C, A> >
+        {
+            static std::size_t call(std::set<K, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+
+        template <class K, class C, class A>
+        struct call_hash<std::multiset<K, C, A> >
+        {
+            static std::size_t call(std::multiset<K, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/Attic/vector.hpp b/include/boost/functional/hash/Attic/vector.hpp
new file mode 100644
index 0000000..702b31b
--- /dev/null
+++ b/include/boost/functional/hash/Attic/vector.hpp
@@ -0,0 +1,44 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_VECTOR_HPP)
+#define BOOST_FUNCTIONAL_HASH_VECTOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <vector>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::vector<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::vector<T, A> >
+        {
+            static std::size_t call(std::vector<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
diff --git a/include/boost/functional/hash/deque.hpp b/include/boost/functional/hash/deque.hpp
new file mode 100644
index 0000000..8592c72
--- /dev/null
+++ b/include/boost/functional/hash/deque.hpp
@@ -0,0 +1,44 @@
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_DEQUE_HPP)
+#define BOOST_FUNCTIONAL_HASH_DEQUE_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <deque>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::deque<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::deque<T, A> >
+        {
+            static std::size_t call(std::deque<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/hash.hpp b/include/boost/functional/hash/hash.hpp
new file mode 100644
index 0000000..614dcb0
--- /dev/null
+++ b/include/boost/functional/hash/hash.hpp
@@ -0,0 +1,225 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_HASH_HPP)
+#define BOOST_FUNCTIONAL_HASH_HASH_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <cstddef>
+#include <cmath>
+#include <string>
+#include <functional>
+#include <boost/limits.hpp>
+#include <boost/functional/detail/float_functions.hpp>
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
+
+namespace boost
+{
+#if defined(__BORLANDC__)
+    // Borland complains about an ambiguous function overload
+    // when compiling boost::hash<bool>.
+    std::size_t hash_value(bool);
+#endif
+    
+    std::size_t hash_value(int);
+    std::size_t hash_value(unsigned int);
+    std::size_t hash_value(long);
+    std::size_t hash_value(unsigned long);
+
+    template <class T> std::size_t hash_value(T*);
+
+    std::size_t hash_value(float v);
+    std::size_t hash_value(double v);
+    std::size_t hash_value(long double v);
+
+#if BOOST_WORKAROUND(__GNUC__, < 3) && !defined(__SGI_STL_PORT) && !defined(_STLPORT_VERSION)
+    template <class Ch, class A>
+    std::size_t hash_value(std::basic_string<Ch, std::string_char_traits<Ch>, A> const&);
+#else
+    template <class Ch, class A>
+    std::size_t hash_value(std::basic_string<Ch, std::char_traits<Ch>, A> const&);
+#endif
+
+    template <class It> std::size_t hash_range(It first, It last);
+    template <class It> void hash_range(std::size_t&, It first, It last);
+    template <class Range> std::size_t hash_range(Range const& range);
+    template <class Range> void hash_range(std::size_t&, Range const& range);
+
+    template <class T> void hash_combine(std::size_t& seed, T const& v);
+
+    // Implementation
+
+#if defined(__BORLANDC__)
+    inline std::size_t hash_value(bool v)
+    {
+        return static_cast<std::size_t>(v);
+    }
+#endif
+
+    inline std::size_t hash_value(int v)
+    {
+        return static_cast<std::size_t>(v);
+    }
+
+    inline std::size_t hash_value(unsigned int v)
+    {
+        return static_cast<std::size_t>(v);
+    }
+
+    inline std::size_t hash_value(long v)
+    {
+        return static_cast<std::size_t>(v);
+    }
+
+    inline std::size_t hash_value(unsigned long v)
+    {
+        return static_cast<std::size_t>(v);
+    }
+
+    // Implementation by Alberto Barbati and Dave Harris.
+    template <class T> inline std::size_t hash_value(T* v)
+    {
+        std::size_t x = static_cast<std::size_t>(
+           reinterpret_cast<std::ptrdiff_t>(v));
+        return x + (x >> 3);
+    }
+
+    namespace hash_detail
+    {
+        // This allows boost::hash to be specialised for classes in the
+        // standard namespace. It appears that a strict two phase template
+        // implementation only finds overloads that are in the current
+        // namespace at the point of definition (at instantiation
+        // it only finds new overloads via. ADL on the dependant paramters or
+        // something like that).
+        template <class T>
+        struct call_hash
+        {
+            static std::size_t call(T const& v)
+            {
+                using namespace boost;
+                return hash_value(v);
+            }
+        };
+    }
+
+    template <class T>
+    inline void hash_combine(std::size_t& seed, T const& v)
+    {
+        seed ^= hash_detail::call_hash<T>::call(v)
+            + 0x9e3779b9 + (seed<<6) + (seed>>2);
+    }
+
+    template <class It>
+    inline std::size_t hash_range(It first, It last)
+    {
+        std::size_t seed = 0;
+
+        for(; first != last; ++first)
+        {
+            hash_combine(seed, *first);
+        }
+
+        return seed;
+    }
+
+    template <class It>
+    inline void hash_range(std::size_t& seed, It first, It last)
+    {
+        for(; first != last; ++first)
+        {
+            hash_combine(seed, *first);
+        }
+    }
+
+    template <class Range>
+    inline std::size_t hash_range(Range const& range)
+    {
+        return hash_range(boost::const_begin(range), boost::const_end(range));
+    }
+
+    template <class Range>
+    inline void hash_range(std::size_t& seed, Range const& range)
+    {
+        hash_range(seed, boost::const_begin(range), boost::const_end(range));
+    }
+
+#if BOOST_WORKAROUND(__GNUC__, < 3) && !defined(__SGI_STL_PORT) && !defined(_STLPORT_VERSION)
+    template <class Ch, class A>
+    inline std::size_t hash_value(std::basic_string<Ch, std::string_char_traits<Ch>, A> const& v)
+#else
+    template <class Ch, class A>
+    inline std::size_t hash_value(std::basic_string<Ch, std::char_traits<Ch>, A> const& v)
+#endif
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+    namespace hash_detail
+    {
+        template <class T>
+        inline std::size_t float_hash_value(T v)
+        {
+            int exp;
+            v = boost::hash_detail::call_frexp(v, &exp);
+
+            std::size_t seed = 0;
+
+            std::size_t const length
+                = (std::numeric_limits<T>::digits +
+                        std::numeric_limits<int>::digits - 1)
+                / std::numeric_limits<int>::digits;
+
+            for(std::size_t i = 0; i < length; ++i)
+            {
+                v = boost::hash_detail::call_ldexp(v, std::numeric_limits<int>::digits);
+                int const part = static_cast<int>(v);
+                v -= part;
+                boost::hash_combine(seed, part);
+            }
+
+            boost::hash_combine(seed, exp);
+
+            return seed;
+        }
+    }
+
+    inline std::size_t hash_value(float v)
+    {
+        return boost::hash_detail::float_hash_value(v);
+    }
+
+    inline std::size_t hash_value(double v)
+    {
+        return boost::hash_detail::float_hash_value(v);
+    }
+
+    inline std::size_t hash_value(long double v)
+    {
+        return boost::hash_detail::float_hash_value(v);
+    }
+
+    // boost::hash
+
+    template <class T> struct hash
+        : std::unary_function<T, std::size_t>
+    {
+        std::size_t operator()(T const& val) const
+        {
+            return hash_detail::call_hash<T>::call(val);
+        }
+    };
+}
+
+#endif
diff --git a/include/boost/functional/hash/list.hpp b/include/boost/functional/hash/list.hpp
new file mode 100644
index 0000000..9875b63
--- /dev/null
+++ b/include/boost/functional/hash/list.hpp
@@ -0,0 +1,45 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_LIST_HPP)
+#define BOOST_FUNCTIONAL_HASH_LIST_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <list>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::list<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::list<T, A> >
+        {
+            static std::size_t call(std::list<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/map.hpp b/include/boost/functional/hash/map.hpp
new file mode 100644
index 0000000..836b581
--- /dev/null
+++ b/include/boost/functional/hash/map.hpp
@@ -0,0 +1,62 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_MAP_HPP)
+#define BOOST_FUNCTIONAL_HASH_MAP_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <map>
+#include <boost/functional/hash/hash.hpp>
+#include <boost/functional/hash/pair.hpp>
+
+namespace boost
+{
+    template <class K, class T, class C, class A>
+    std::size_t hash_value(std::map<K, T, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+    template <class K, class T, class C, class A>
+    std::size_t hash_value(std::multimap<K, T, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class K, class T, class C, class A>
+        struct call_hash<std::map<K, T, C, A> >
+        {
+            static std::size_t call(std::map<K, T, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+
+        template <class K, class T, class C, class A>
+        struct call_hash<std::multimap<K, T, C, A> >
+        {
+            static std::size_t call(std::multimap<K, T, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
+
diff --git a/include/boost/functional/hash/pair.hpp b/include/boost/functional/hash/pair.hpp
new file mode 100644
index 0000000..17c1924
--- /dev/null
+++ b/include/boost/functional/hash/pair.hpp
@@ -0,0 +1,47 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_PAIR_HPP)
+#define BOOST_FUNCTIONAL_HASH_PAIR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <utility>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class A, class B>
+    std::size_t hash_value(std::pair<A, B> const& v)
+    {
+        std::size_t seed = 0;
+        hash_combine(seed, v.first);
+        hash_combine(seed, v.second);
+        return seed;
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class A, class B>
+        struct call_hash<std::pair<A, B> >
+        {
+            static std::size_t call(std::pair<A, B> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
diff --git a/include/boost/functional/hash/set.hpp b/include/boost/functional/hash/set.hpp
new file mode 100644
index 0000000..9f94ac8
--- /dev/null
+++ b/include/boost/functional/hash/set.hpp
@@ -0,0 +1,60 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_SET_HPP)
+#define BOOST_FUNCTIONAL_HASH_SET_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <set>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class K, class C, class A>
+    std::size_t hash_value(std::set<K, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+    template <class K, class C, class A>
+    std::size_t hash_value(std::multiset<K, C, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class K, class C, class A>
+        struct call_hash<std::set<K, C, A> >
+        {
+            static std::size_t call(std::set<K, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+
+        template <class K, class C, class A>
+        struct call_hash<std::multiset<K, C, A> >
+        {
+            static std::size_t call(std::multiset<K, C, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif
+
diff --git a/include/boost/functional/hash/vector.hpp b/include/boost/functional/hash/vector.hpp
new file mode 100644
index 0000000..702b31b
--- /dev/null
+++ b/include/boost/functional/hash/vector.hpp
@@ -0,0 +1,44 @@
+
+//  (C) Copyright Daniel James 2005.
+//  Use, modification and distribution are 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)
+//
+//  Based on Peter Dimov's proposal
+//  http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf
+//  issue 6.18. 
+
+#if !defined(BOOST_FUNCTIONAL_HASH_VECTOR_HPP)
+#define BOOST_FUNCTIONAL_HASH_VECTOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <vector>
+#include <boost/functional/hash/hash.hpp>
+
+namespace boost
+{
+    template <class T, class A>
+    std::size_t hash_value(std::vector<T, A> const& v)
+    {
+        return hash_range(v.begin(), v.end());
+    }
+
+#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
+    namespace hash_detail
+    {
+        template <class T, class A>
+        struct call_hash<std::vector<T, A> >
+        {
+            static std::size_t call(std::vector<T, A> const& val)
+            {
+                return boost::hash_value(val);
+            }
+        };
+    }
+#endif
+}
+
+#endif