From 1c5204d0aaa2124a0afd10750a7a4ad5c4b15004 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Fri, 15 Jul 2016 11:52:59 +0200
Subject: [PATCH] work around incorrect key-type in property maps

---
 Property_map/include/CGAL/property_map.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Property_map/include/CGAL/property_map.h b/Property_map/include/CGAL/property_map.h
index 93b933d28a7..2c591bb5a87 100644
--- a/Property_map/include/CGAL/property_map.h
+++ b/Property_map/include/CGAL/property_map.h
@@ -281,8 +281,9 @@ struct Property_map_to_unary_function{
     : map(m)
   {}
 
+  template <class KeyType>
   result_type
-  operator()(const argument_type& a) const
+  operator()(KeyType a) const
   {
     return get(map,a);
   }