From fb978458e924f5be26ceee81d9869bb509e70808 Mon Sep 17 00:00:00 2001
From: Adam Wulkiewicz <adam.wulkiewicz@gmail.com>
Date: Mon, 8 Jun 2015 21:26:41 +0200
Subject: [PATCH] [buffer] Replace int with signed_size_type.

---
 .../algorithms/detail/buffer/buffered_piece_collection.hpp      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/geometry/algorithms/detail/buffer/buffered_piece_collection.hpp b/include/boost/geometry/algorithms/detail/buffer/buffered_piece_collection.hpp
index 5e7da79ec..46a7c0f7a 100644
--- a/include/boost/geometry/algorithms/detail/buffer/buffered_piece_collection.hpp
+++ b/include/boost/geometry/algorithms/detail/buffer/buffered_piece_collection.hpp
@@ -844,7 +844,7 @@ struct buffered_piece_collection
             return;
         }
 
-        if (m_first_piece_index < static_cast<int>(boost::size(m_pieces)))
+        if (m_first_piece_index < static_cast<signed_size_type>(boost::size(m_pieces)))
         {
             // If piece was added
             // Reassign left-of-first and right-of-last