1 files changed, 6 insertions, 0 deletions
diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorConcatenation.h b/unsupported/Eigen/CXX11/src/Tensor/TensorConcatenation.h
index 59bf90d93..2c7ba961c 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorConcatenation.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorConcatenation.h
@@ -276,6 +276,12 @@ struct TensorEvaluator<const TensorConcatenationOp<Axis, LeftArgType, RightArgTy
   }
 
   EIGEN_DEVICE_FUNC Scalar* data() const { return NULL; }
+  /// required by sycl in order to extract the accessor
+  const TensorEvaluator<LeftArgType, Device>& left_impl() const { return m_leftImpl; }
+  /// required by sycl in order to extract the accessor
+  const TensorEvaluator<RightArgType, Device>& right_impl() const { return m_rightImpl; }
+  /// required by sycl in order to extract the accessor
+  const Axis& axis() const { return m_axis; }
 
   protected:
     Dimensions m_dimensions;