From 795046f8fc30e359d0a4826cd5bb652d3ccf3855 Mon Sep 17 00:00:00 2001
From: Nathan Cook <nathan.cook@hexagon.com>
Date: Wed, 28 Feb 2018 10:55:24 +0000
Subject: [PATCH] Fix Error C4596: 'difference_type': illegal qualified name in
 member declaration when compiling with VS 2017 Professional 15.5.6

---
 include/boost/range/concepts.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/range/concepts.hpp b/include/boost/range/concepts.hpp
index 87c1e98..6fac727 100644
--- a/include/boost/range/concepts.hpp
+++ b/include/boost/range/concepts.hpp
@@ -252,7 +252,7 @@ namespace boost {
                  n = i - j;
              }
          private:
-             BOOST_DEDUCED_TYPENAME RandomAccessIteratorConcept::difference_type n;
+             BOOST_DEDUCED_TYPENAME difference_type n;
              Iterator i;
              Iterator j;
  #endif