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Diffstat (limited to 'src/third_party/boost-1.68.0/boost/iterator/distance.hpp')
-rw-r--r-- | src/third_party/boost-1.68.0/boost/iterator/distance.hpp | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/src/third_party/boost-1.68.0/boost/iterator/distance.hpp b/src/third_party/boost-1.68.0/boost/iterator/distance.hpp deleted file mode 100644 index 8cf3f15c446..00000000000 --- a/src/third_party/boost-1.68.0/boost/iterator/distance.hpp +++ /dev/null @@ -1,65 +0,0 @@ -// Copyright (C) 2017 Michel Morin. -// -// 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) - -#ifndef BOOST_ITERATOR_DISTANCE_HPP -#define BOOST_ITERATOR_DISTANCE_HPP - -#include <boost/config.hpp> -#include <boost/iterator/iterator_categories.hpp> -#include <boost/iterator/iterator_traits.hpp> - -namespace boost { -namespace iterators { - - namespace detail { - template <typename SinglePassIterator> - inline BOOST_CXX14_CONSTEXPR typename iterator_difference<SinglePassIterator>::type - distance_impl( - SinglePassIterator first - , SinglePassIterator last - , single_pass_traversal_tag - ) - { - typename iterator_difference<SinglePassIterator>::type n = 0; - while (first != last) { - ++first; - ++n; - } - return n; - } - - template <typename RandomAccessIterator> - inline BOOST_CXX14_CONSTEXPR typename iterator_difference<RandomAccessIterator>::type - distance_impl( - RandomAccessIterator first - , RandomAccessIterator last - , random_access_traversal_tag - ) - { - return last - first; - } - } - - namespace distance_adl_barrier { - template <typename SinglePassIterator> - inline BOOST_CXX14_CONSTEXPR typename iterator_difference<SinglePassIterator>::type - distance(SinglePassIterator first, SinglePassIterator last) - { - return detail::distance_impl( - first, last, typename iterator_traversal<SinglePassIterator>::type() - ); - } - } - - using namespace distance_adl_barrier; - -} // namespace iterators - -using iterators::distance; - -} // namespace boost - -#endif |