1 files changed, 0 insertions, 47 deletions
diff --git a/src/third_party/boost-1.69.0/boost/range/difference_type.hpp b/src/third_party/boost-1.69.0/boost/range/difference_type.hpp
deleted file mode 100644
index 6bb3c5f5520..00000000000
--- a/src/third_party/boost-1.69.0/boost/range/difference_type.hpp
+++ /dev/null
@@ -1,47 +0,0 @@
-// Boost.Range library
-//
-//  Copyright Thorsten Ottosen 2003-2004. Use, modification and
-//  distribution is 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)
-//
-// For more information, see http://www.boost.org/libs/range/
-//
-
-#ifndef BOOST_RANGE_DIFFERENCE_TYPE_HPP
-#define BOOST_RANGE_DIFFERENCE_TYPE_HPP
-
-#if defined(_MSC_VER)
-# pragma once
-#endif
-
-#include <boost/mpl/and.hpp>
-#include <boost/range/config.hpp>
-#include <boost/range/iterator.hpp>
-#include <boost/range/has_range_iterator.hpp>
-#include <boost/iterator/iterator_traits.hpp>
-#include <boost/type_traits/remove_reference.hpp>
-
-namespace boost
-{
-    namespace range_detail
-    {
-        template< class T, bool B = has_type<range_iterator<T> >::value >
-        struct range_difference
-        { };
-
-        template< class T >
-        struct range_difference<T, true>
-          : iterator_difference<
-                BOOST_DEDUCED_TYPENAME range_iterator<T>::type
-            >
-        { };
-    }
-
-    template< class T >
-    struct range_difference
-      : range_detail::range_difference<BOOST_DEDUCED_TYPENAME remove_reference<T>::type>
-    { };
-}
-
-#endif