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41 lines
988 B
41 lines
988 B
3 years ago
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// Boost.Range library
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//
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// Copyright Thorsten Ottosen 2003-2006. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 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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//
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// For more information, see http://www.boost.org/libs/range/
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//
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#ifndef BOOST_RANGE_DISTANCE_HPP
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#define BOOST_RANGE_DISTANCE_HPP
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#if defined(_MSC_VER)
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# pragma once
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#endif
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#include <boost/iterator/distance.hpp>
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#include <boost/range/begin.hpp>
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#include <boost/range/end.hpp>
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#include <boost/range/difference_type.hpp>
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namespace boost
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{
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namespace range_distance_adl_barrier
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{
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template< class T >
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inline BOOST_CXX14_CONSTEXPR BOOST_DEDUCED_TYPENAME range_difference<T>::type
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distance( const T& r )
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{
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return boost::iterators::distance( boost::begin( r ), boost::end( r ) );
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}
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}
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using namespace range_distance_adl_barrier;
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} // namespace 'boost'
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#endif
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