From 963794b04a68671d08edaddf1185010c5f02a096 Mon Sep 17 00:00:00 2001
From: Chen-Pang He <jdh8@ms63.hinet.net>
Date: Sun, 23 Sep 2012 00:20:19 +0800
Subject: Eliminate unnecessary evaluations

---
 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 fcf2c479c..ac1396f68 100644
--- a/Eigen/src/Core/NoAlias.h
+++ b/Eigen/src/Core/NoAlias.h
@@ -81,8 +81,8 @@ class NoAlias
     EIGEN_STRONG_INLINE ExpressionType& operator-=(const CoeffBasedProduct<Lhs,Rhs,NestingFlags>& other)
     { return m_expression.derived() -= CoeffBasedProduct<Lhs,Rhs,NestByRefBit>(other.lhs(), other.rhs()); }
 
-    template<typename Derived>
-    EIGEN_STRONG_INLINE ExpressionType& operator=(const MatrixPowerProductBase<Derived>& other)
+    template<typename Derived, typename Lhs, typename Rhs>
+    EIGEN_STRONG_INLINE ExpressionType& operator=(const MatrixPowerProductBase<Derived,Lhs,Rhs>& other)
     { other.derived().evalTo(m_expression); return m_expression; }
 #endif
 
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