From 87dd1c055b13248b6fcb69a8d3a4574b277ca147 Mon Sep 17 00:00:00 2001
From: Taeguk Kwon <xornrbboy@gmail.com>
Date: Thu, 5 Oct 2017 21:23:48 -0500
Subject: [PATCH] Classify chunk_size_iterator to input iterator tag.

---
 hpx/parallel/util/detail/chunk_size_iterator.hpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/hpx/parallel/util/detail/chunk_size_iterator.hpp b/hpx/parallel/util/detail/chunk_size_iterator.hpp
index 6e1e6f458bf0..dd355c76ef5f 100644
--- a/hpx/parallel/util/detail/chunk_size_iterator.hpp
+++ b/hpx/parallel/util/detail/chunk_size_iterator.hpp
@@ -25,13 +25,13 @@ namespace hpx { namespace parallel { namespace util { namespace detail
       : public hpx::util::iterator_facade<
             chunk_size_iterator<Iterator>,
             hpx::util::tuple<Iterator, std::size_t> const,
-            std::forward_iterator_tag>
+            std::input_iterator_tag>
     {
     private:
         typedef hpx::util::iterator_facade<
                 chunk_size_iterator<Iterator>,
                 hpx::util::tuple<Iterator, std::size_t> const,
-                std::forward_iterator_tag
+                std::input_iterator_tag
             > base_type;
 
     public:
@@ -90,13 +90,13 @@ namespace hpx { namespace parallel { namespace util { namespace detail
       : public hpx::util::iterator_facade<
             chunk_size_idx_iterator<Iterator>,
             hpx::util::tuple<Iterator, std::size_t, std::size_t> const,
-            std::forward_iterator_tag>
+            std::input_iterator_tag>
     {
     private:
         typedef hpx::util::iterator_facade<
                 chunk_size_idx_iterator<Iterator>,
                 hpx::util::tuple<Iterator, std::size_t, std::size_t> const,
-                std::forward_iterator_tag
+                std::input_iterator_tag
             > base_type;
 
     public: