Index: hash.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/functional/hash/hash.hpp,v
retrieving revision 1.27.2.7
diff -u -r1.27.2.7 hash.hpp
--- hash.hpp	15 May 2007 22:05:41 -0000	1.27.2.7
+++ hash.hpp	17 May 2007 20:55:14 -0000
@@ -1,5 +1,5 @@
 
-//  Copyright Daniel James 2005-2006. Use, modification, and distribution are
+//  Copyright Daniel James 2005-2007. 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)
 
@@ -28,6 +28,11 @@
 #include <boost/type_traits/is_const.hpp>
 #endif
 
+#if defined(BOOST_MSVC)
+#   pragma warning(push)
+#   pragma warning(disable:4267)
+#endif
+
 namespace boost
 {
 #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551))
@@ -41,12 +46,13 @@
     std::size_t hash_value(long);
     std::size_t hash_value(unsigned long);
 
-#if defined(BOOST_MSVC) && defined(_WIN64)
+#if BOOST_HAS_LONG_LONG && defined(_M_X64) && defined(_WIN64)
     // On 64-bit windows std::size_t is a typedef for unsigned long long, which
     // isn't due to be supported until Boost 1.35. So add support here.
     // (Technically, Boost.Hash isn't actually documented as supporting
     // std::size_t. But it would be pretty silly not to).
-    std::size_t hash_value(std::size_t);
+    std::size_t hash_value(long long);
+    std::size_t hash_value(unsigned long long);
 #endif
 
 #if !BOOST_WORKAROUND(__DMC__, <= 0x848)
@@ -116,7 +122,7 @@
         return static_cast<std::size_t>(v);
     }
 
-#if defined(_M_X64) && defined(_WIN64)
+#if BOOST_HAS_LONG_LONG && defined(_M_X64) && defined(_WIN64)
     inline std::size_t hash_value(long long v)
     {
         return v;
@@ -588,5 +594,9 @@
 #endif  // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
 }
 
+#if defined(BOOST_MSVC)
+#   pragma warning(pop)
+#endif
+
 #endif