From ecf429362e489e1b0e4bc8ff67e0400612505976 Mon Sep 17 00:00:00 2001
From: Bruno Lalande <bruno.lalande@gmail.com>
Date: Sat, 12 Jan 2013 00:24:44 +0000
Subject: [PATCH] Adding back mistakenly removed polygon specialization

[SVN r82452]
---
 include/boost/geometry/algorithms/clear.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/boost/geometry/algorithms/clear.hpp b/include/boost/geometry/algorithms/clear.hpp
index dccd3427a..97956ffce 100644
--- a/include/boost/geometry/algorithms/clear.hpp
+++ b/include/boost/geometry/algorithms/clear.hpp
@@ -135,6 +135,13 @@ struct clear<Geometry, ring_tag>
 {};
 
 
+// Polygon can (indirectly) use std for clear
+template <typename Polygon>
+struct clear<Polygon, polygon_tag>
+    : detail::clear::polygon_clear<Polygon>
+{};
+
+
 } // namespace dispatch
 #endif // DOXYGEN_NO_DISPATCH