Added missing apis.

1 files changed, 3 insertions, 1 deletions

diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorContraction.h b/unsupported/Eigen/CXX11/src/Tensor/TensorContraction.h
index 8d7a1351e..b2969337f 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorContraction.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorContraction.h
@@ -173,7 +173,7 @@ struct TensorEvaluator<const TensorContractionOp<Indices, LeftArgType, RightArgT
     }
   }
 
-  //  typedef typename XprType::Index Index;
+  typedef typename XprType::Scalar Scalar;
   typedef typename XprType::CoeffReturnType CoeffReturnType;
   typedef typename XprType::PacketReturnType PacketReturnType;
 
@@ -226,6 +226,8 @@ struct TensorEvaluator<const TensorContractionOp<Indices, LeftArgType, RightArgT
     }
   }
 
+  Scalar* data() const { return NULL; }
+
  private:
   array<Index, 2*internal::array_size<Indices>::value> m_leftOffsets;
   array<Index, 2*internal::array_size<Indices>::value> m_rightOffsets;