Hash: Merge support for smart pointers.

[SVN r79548]

include/boost/functional/hash/detail/container_fwd_0x.hpp

@@ -38,4 +38,18 @@ namespace std {
 #    endif
 #endif
 
+// std::shared_ptr/std::unique_ptr
+
+#if !defined(BOOST_NO_CXX11_HDR_MEMORY)
+#   if (defined(BOOST_DETAIL_NO_CONTAINER_FWD) && \
+        !defined(BOOST_DETAIL_TEST_FORCE_CONTAINER_FWD))
+#       include <memory>
+#    else
+namespace std {
+    template <class> class shared_ptr;
+    template <class, class> class unique_ptr;
+}
+#    endif
+#endif
+
 #endif

include/boost/functional/hash/extensions.hpp

@@ -177,6 +177,18 @@ namespace boost
 #   undef BOOST_HASH_TUPLE_F
 #endif
 
+#endif
+
+#if !defined(BOOST_NO_CXX11_SMART_PTR)
+    template <typename T>
+    inline std::size_t hash_value(std::shared_ptr<T> const& x) {
+        return boost::hash_value(x.get());
+    }
+
+    template <typename T, typename Deleter>
+    inline std::size_t hash_value(std::unique_ptr<T, Deleter> const& x) {
+        return boost::hash_value(x.get());
+    }
 #endif
 
     //