From 81517eebc1c371cedc057130af7513ddd72de35a Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Tue, 30 Sep 2014 16:42:04 +0200
Subject: [PATCH] Missing explicit

---
 Eigen/src/Core/CoreEvaluators.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Eigen/src/Core/CoreEvaluators.h b/Eigen/src/Core/CoreEvaluators.h
index 50caf4bab..2980d7a40 100644
--- a/Eigen/src/Core/CoreEvaluators.h
+++ b/Eigen/src/Core/CoreEvaluators.h
@@ -231,7 +231,7 @@ struct evaluator<Matrix<Scalar, Rows, Cols, Options, MaxRows, MaxCols> >
   
   evaluator() {}
 
-  evaluator(const XprType& m) 
+  explicit evaluator(const XprType& m)
     : evaluator<PlainObjectBase<XprType> >(m) 
   { }
 };