From 660e46db24827509205c44d0a278f1d25172c0e2 Mon Sep 17 00:00:00 2001
From: Max Lyon <lyon@cs.rwth-aachen.de>
Date: Fri, 18 Oct 2019 14:29:52 +0200
Subject: [PATCH] fix iterator type

---
 src/OpenMesh/Core/Mesh/SmartRange.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/OpenMesh/Core/Mesh/SmartRange.hh b/src/OpenMesh/Core/Mesh/SmartRange.hh
index 9ccc3a36..a373b74a 100644
--- a/src/OpenMesh/Core/Mesh/SmartRange.hh
+++ b/src/OpenMesh/Core/Mesh/SmartRange.hh
@@ -123,7 +123,7 @@ struct SmartRangeT
   {
     auto range = static_cast<const RangeT*>(this);
     std::vector<typename std::remove_reference<decltype (f(std::declval<HandleT>()))>::type> res;
-    for (auto e : *range)
+    for (const auto& e : *range)
       res.push_back(f(e));
     return res;
   }