Disable binding ref to temporaries when rvalue references are supported

test/ref_rv_fail3.cpp

@@ -0,0 +1,25 @@
+// Copyright 2002-2004 David Abrahams and Aleksey Gurtovoy
+// Copyright 2014 Agustin Berge
+//
+// Distributed under 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)
+
+#include <boost/ref.hpp>
+
+# if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
+
+struct X {};
+
+X const crv() { return X(); }
+
+int main()
+{
+  boost::reference_wrapper<X const> r = boost::ref(crv()); // this should produce an ERROR
+
+  return 0;
+}
+
+# else
+#   error To fail, this test requires rvalue references
+# endif