1 files changed, 22 insertions, 0 deletions
diff --git a/Eigen/src/Core/Flagged.h b/Eigen/src/Core/Flagged.h
index edf1b3fd1..8afd068c4 100644
--- a/Eigen/src/Core/Flagged.h
+++ b/Eigen/src/Core/Flagged.h
@@ -84,6 +84,16 @@ template<typename ExpressionType, unsigned int Added, unsigned int Removed> clas
       return m_matrix.const_cast_derived().coeffRef(row, col);
     }
 
+    inline const Scalar _coeff(int index) const
+    {
+      return m_matrix.coeff(index);
+    }
+
+    inline Scalar& _coeffRef(int index)
+    {
+      return m_matrix.const_cast_derived().coeffRef(index);
+    }
+
     template<int LoadMode>
     inline const PacketScalar _packet(int row, int col) const
     {
@@ -96,6 +106,18 @@ template<typename ExpressionType, unsigned int Added, unsigned int Removed> clas
       m_matrix.const_cast_derived().template writePacket<LoadMode>(row, col, x);
     }
 
+    template<int LoadMode>
+    inline const PacketScalar _packet(int index) const
+    {
+      return m_matrix.template packet<LoadMode>(index);
+    }
+
+    template<int LoadMode>
+    inline void _writePacket(int index, const PacketScalar& x)
+    {
+      m_matrix.const_cast_derived().template writePacket<LoadMode>(index, x);
+    }
+
   protected:
     ExpressionTypeNested m_matrix;
 };