From 8cb975feb772cbd0dbb28fe4d78bee5b57b09b30 Mon Sep 17 00:00:00 2001
From: Ronald Garcia <rxg@cs.ubc.ca>
Date: Wed, 3 Jun 2009 14:45:12 +0000
Subject: [PATCH] Merge [47295] to release.

[SVN r53602]
---
 include/boost/ref.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/boost/ref.hpp b/include/boost/ref.hpp
index 0d747bd..6058d69 100644
--- a/include/boost/ref.hpp
+++ b/include/boost/ref.hpp
@@ -173,6 +173,12 @@ class unwrap_reference
 
 # endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
 
+template <class T> inline typename unwrap_reference<T>::type&
+unwrap_ref(T& t)
+{
+    return t;
+}
+
 template<class T> inline T* get_pointer( reference_wrapper<T> const & r )
 {
     return r.get_pointer();