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37 lines
912 B
C++
37 lines
912 B
C++
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// (C) Copyright Edward Diener 2012,2013
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt).
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#if !defined(BOOST_TTI_DETAIL_PLACEHOLDER_HPP)
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#define BOOST_TTI_DETAIL_PLACEHOLDER_HPP
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#include <boost/mpl/lambda.hpp>
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#include <boost/mpl/not.hpp>
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#include <boost/type_traits/is_same.hpp>
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namespace boost
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{
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namespace tti
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{
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namespace detail
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{
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template <class BOOST_TTI_DETAIL_TP_T>
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struct is_placeholder_expression :
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boost::mpl::not_
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<
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boost::is_same
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<
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typename boost::mpl::lambda<BOOST_TTI_DETAIL_TP_T>::type,
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BOOST_TTI_DETAIL_TP_T
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>
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>
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{
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};
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}
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}
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}
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#endif // BOOST_TTI_DETAIL_PLACEHOLDER_HPP
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