From ac4a37449d6d1eb7bc0cc77aaf0daf6017177ed6 Mon Sep 17 00:00:00 2001
From: jzmaddock <john@johnmaddock.co.uk>
Date: Wed, 8 Jul 2015 16:42:38 +0100
Subject: [PATCH] Add needed PP_guard around rvalue ref usage.

---
 include/boost/type_traits/has_nothrow_copy.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/boost/type_traits/has_nothrow_copy.hpp b/include/boost/type_traits/has_nothrow_copy.hpp
index b95e094..386e675 100644
--- a/include/boost/type_traits/has_nothrow_copy.hpp
+++ b/include/boost/type_traits/has_nothrow_copy.hpp
@@ -67,7 +67,9 @@ template <class T> struct has_nothrow_copy_constructor : public integral_constan
 template <> struct has_nothrow_copy_constructor<void> : public false_type{};
 template <class T> struct has_nothrow_copy_constructor<T volatile> : public false_type{};
 template <class T> struct has_nothrow_copy_constructor<T&> : public false_type{};
+#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) 
 template <class T> struct has_nothrow_copy_constructor<T&&> : public false_type{};
+#endif
 #ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS
 template <> struct has_nothrow_copy_constructor<void const> : public false_type{};
 template <> struct has_nothrow_copy_constructor<void volatile> : public false_type{};