From 23c87fcde643cf14976fd8ea0a22b2021cd615ae Mon Sep 17 00:00:00 2001
From: Chen-Pang He <jdh8@ms63.hinet.net>
Date: Mon, 15 Oct 2012 00:14:32 +0800
Subject: [PATCH] I think it's OK to let XprHelper.h determine the nested type.

---
 unsupported/Eigen/src/MatrixFunctions/MatrixPowerBase.h | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/unsupported/Eigen/src/MatrixFunctions/MatrixPowerBase.h b/unsupported/Eigen/src/MatrixFunctions/MatrixPowerBase.h
index e6b8413c4..890225744 100644
--- a/unsupported/Eigen/src/MatrixFunctions/MatrixPowerBase.h
+++ b/unsupported/Eigen/src/MatrixFunctions/MatrixPowerBase.h
@@ -142,10 +142,6 @@ template<typename Derived, typename MatrixType>
 struct traits<MatrixPowerBaseReturnValue<Derived, MatrixType> >
 { typedef MatrixType ReturnType; };
 
-template<typename Derived, typename Lhs, typename Rhs>
-struct nested<MatrixPowerProduct<Derived,Lhs,Rhs> >
-{ typedef typename MatrixPowerProduct<Derived,Lhs,Rhs>::PlainObject const& type; };
-
 template<typename Derived, typename _Lhs, typename _Rhs>
 struct traits<MatrixPowerProduct<Derived,_Lhs,_Rhs> >
 {