diff --git a/Eigen/src/Core/CoreEvaluators.h b/Eigen/src/Core/CoreEvaluators.h
index 41f29e793..5766b6f9d 100644
--- a/Eigen/src/Core/CoreEvaluators.h
+++ b/Eigen/src/Core/CoreEvaluators.h
@@ -343,25 +343,29 @@ template<typename Scalar,typename NullaryOp,
          bool has_binary  = has_binary_operator<NullaryOp>::value>
 struct nullary_wrapper
 {
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar operator()(const NullaryOp& op, Index i, Index j) const { return op(i,j); }
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar operator()(const NullaryOp& op, Index i) const { return op(i); }
 
-  template <typename T> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j) const { return op.template packetOp<T>(i,j); }
-  template <typename T> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i) const { return op.template packetOp<T>(i); }
+  template <typename T, typename Index> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j) const { return op.template packetOp<T>(i,j); }
+  template <typename T, typename Index> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i) const { return op.template packetOp<T>(i); }
 };
 
 template<typename Scalar,typename NullaryOp>
 struct nullary_wrapper<Scalar,NullaryOp,true,false,false>
 {
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar operator()(const NullaryOp& op, Index=0, Index=0) const { return op(); }
-  template <typename T> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index=0, Index=0) const { return op.template packetOp<T>(); }
+  template <typename T, typename Index> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index=0, Index=0) const { return op.template packetOp<T>(); }
 };
 
 template<typename Scalar,typename NullaryOp>
 struct nullary_wrapper<Scalar,NullaryOp,false,false,true>
 {
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar operator()(const NullaryOp& op, Index i, Index j=0) const { return op(i,j); }
-  template <typename T> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j=0) const { return op.template packetOp<T>(i,j); }
+  template <typename T, typename Index> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j=0) const { return op.template packetOp<T>(i,j); }
 };
 
 // We need the following specialization for vector-only functors assigned to a runtime vector,
@@ -374,11 +378,12 @@ struct nullary_wrapper<Scalar,NullaryOp,false,true,false>
   typedef nullary_wrapper<Scalar,NullaryOp,false,true,true> base;
   using base::operator();
   using base::packetOp;
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Scalar operator()(const NullaryOp& op, Index i, Index j) const {
     eigen_assert(i==0 || j==0);
     return op(i+j);
   }
-  template <typename T> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j) const {
+  template <typename T, typename Index> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE T packetOp(const NullaryOp& op, Index i, Index j) const {
     eigen_assert(i==0 || j==0);
     return op.template packetOp<T>(i+j);
   }
@@ -413,30 +418,32 @@ struct evaluator<CwiseNullaryOp<NullaryOp,PlainObjectType> >
 
   typedef typename XprType::CoeffReturnType CoeffReturnType;
 
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
   CoeffReturnType coeff(Index row, Index col) const
   {
     return m_wrapper(m_functor, row, col);
   }
 
+  template <typename Index>
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
   CoeffReturnType coeff(Index index) const
   {
     return m_wrapper(m_functor,index);
   }
 
-  template<int LoadMode, typename PacketType>
+  template<int LoadMode, typename PacketType, typename Index>
   EIGEN_STRONG_INLINE
   PacketType packet(Index row, Index col) const
   {
-    return m_wrapper.template packetOp<PacketType>(m_functor,row, col);
+    return m_wrapper.template packetOp<PacketType>(m_functor, row, col);
   }
 
-  template<int LoadMode, typename PacketType>
+  template<int LoadMode, typename PacketType, typename Index>
   EIGEN_STRONG_INLINE
   PacketType packet(Index index) const
   {
-    return m_wrapper.template packetOp<PacketType>(m_functor,index);
+    return m_wrapper.template packetOp<PacketType>(m_functor, index);
   }
 
 protected: