63e88f80
 Hu Chunming
提交三方库
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/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
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)
==============================================================================*/
#if !defined(FUSION_AT_10022005_1616)
#define FUSION_AT_10022005_1616
#include <boost/fusion/support/config.hpp>
#include <boost/mpl/at.hpp>
#include <boost/fusion/sequence/intrinsic/value_at.hpp>
namespace boost {
namespace fusion
{
struct fusion_sequence_tag;
}
namespace mpl
{
template <typename Tag>
struct at_impl;
template <>
struct at_impl<fusion::fusion_sequence_tag>
{
template <typename Sequence, typename N>
struct apply : fusion::result_of::value_at<Sequence, N> {};
};
}}
#endif
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