sparse module: new API proposal for triangular solves and experimental

solver support with a sparse matrix as the rhs.

1 files changed, 1 insertions, 0 deletions

diff --git a/Eigen/src/Sparse/SparseUtil.h b/Eigen/src/Sparse/SparseUtil.h
index 393cdda6e..6610bdf30 100644
--- a/Eigen/src/Sparse/SparseUtil.h
+++ b/Eigen/src/Sparse/SparseUtil.h
@@ -113,6 +113,7 @@ template<typename UnaryOp,   typename MatrixType>        class SparseCwiseUnaryO
 template<typename BinaryOp,  typename Lhs, typename Rhs> class SparseCwiseBinaryOp;
 template<typename ExpressionType,
          unsigned int Added, unsigned int Removed>       class SparseFlagged;
+template<typename ExpressionType, int Mode>              class SparseTriangular;
 template<typename Lhs, typename Rhs>                     class SparseDiagonalProduct;
 
 template<typename Lhs, typename Rhs> struct ei_sparse_product_mode;