EVOLUTION-MANAGER

Edit File: dplaceholder.hpp

// (C) Copyright Edward Diener 2012,2013 // Use, modification and distribution are subject to 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). #if !defined(BOOST_TTI_DETAIL_PLACEHOLDER_HPP) #define BOOST_TTI_DETAIL_PLACEHOLDER_HPP #include <boost/mpl/lambda.hpp> #include <boost/mpl/not.hpp> #include <boost/type_traits/is_same.hpp> namespace boost { namespace tti { namespace detail { template <class BOOST_TTI_DETAIL_TP_T> struct is_placeholder_expression : boost::mpl::not_ < boost::is_same < typename boost::mpl::lambda<BOOST_TTI_DETAIL_TP_T>::type, BOOST_TTI_DETAIL_TP_T > > { }; } } } #endif // BOOST_TTI_DETAIL_PLACEHOLDER_HPP