| 1 | |
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| 2 | // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, | 
| 3 | // Howard Hinnant and John Maddock 2000, 2010. | 
| 4 | // (C) Copyright Mat Marcus, Jesse Jones and Adobe Systems Inc 2001 | 
| 5 | |
| 6 | // Use, modification and distribution are subject to the Boost Software License, | 
| 7 | // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | 
| 8 | // http://www.boost.org/LICENSE_1_0.txt). | 
| 9 | // | 
| 10 | // See http://www.boost.org/libs/type_traits for most recent version including documentation. | 
| 11 | |
| 12 | #ifndef BOOST_TT_IS_REFERENCE_HPP_INCLUDED | 
| 13 | #define BOOST_TT_IS_REFERENCE_HPP_INCLUDED | 
| 14 | |
| 15 | #include <boost/type_traits/is_lvalue_reference.hpp> | 
| 16 | #include <boost/type_traits/is_rvalue_reference.hpp> | 
| 17 | |
| 18 | namespace boost { | 
| 19 | |
| 20 | template <class T> struct is_reference | 
| 21 | : public | 
| 22 | integral_constant< | 
| 23 | bool, | 
| 24 | ::boost::is_lvalue_reference<T>::value || ::boost::is_rvalue_reference<T>::value> | 
| 25 | {}; | 
| 26 | |
| 27 | } // namespace boost | 
| 28 | |
| 29 | #endif // BOOST_TT_IS_REFERENCE_HPP_INCLUDED | 
| 30 | |
| 31 |