From 36448c9e287935b8c408791bf88b2907292d6c80 Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Tue, 23 Sep 2014 14:28:23 +0200
Subject: Make constructors explicit if they could lead to unintended implicit
 conversion

---
 Eigen/src/Core/NoAlias.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Eigen/src/Core/NoAlias.h')

diff --git a/Eigen/src/Core/NoAlias.h b/Eigen/src/Core/NoAlias.h
index 097c9c062..0ade75255 100644
--- a/Eigen/src/Core/NoAlias.h
+++ b/Eigen/src/Core/NoAlias.h
@@ -33,7 +33,7 @@ class NoAlias
   public:
     typedef typename ExpressionType::Scalar Scalar;
     
-    NoAlias(ExpressionType& expression) : m_expression(expression) {}
+    explicit NoAlias(ExpressionType& expression) : m_expression(expression) {}
     
     template<typename OtherDerived>
     EIGEN_DEVICE_FUNC
@@ -100,7 +100,7 @@ class NoAlias
 template<typename Derived>
 NoAlias<Derived,MatrixBase> MatrixBase<Derived>::noalias()
 {
-  return derived();
+  return NoAlias<Derived, Eigen::MatrixBase >(derived());
 }
 
 } // end namespace Eigen
-- 
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