diff options
Diffstat (limited to 'Eigen/src/SparseCore/SparseRedux.h')
| -rw-r--r-- | Eigen/src/SparseCore/SparseRedux.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Eigen/src/SparseCore/SparseRedux.h b/Eigen/src/SparseCore/SparseRedux.h index f3da93a71..763f2296b 100644 --- a/Eigen/src/SparseCore/SparseRedux.h +++ b/Eigen/src/SparseCore/SparseRedux.h @@ -1,7 +1,7 @@ // This file is part of Eigen, a lightweight C++ template library // for linear algebra. // -// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> +// Copyright (C) 2008-2014 Gael Guennebaud <gael.guennebaud@inria.fr> // // This Source Code Form is subject to the terms of the Mozilla // Public License v. 2.0. If a copy of the MPL was not distributed @@ -18,8 +18,9 @@ SparseMatrixBase<Derived>::sum() const { eigen_assert(rows()>0 && cols()>0 && "you are using a non initialized matrix"); Scalar res(0); + typename internal::evaluator<Derived>::type thisEval(derived()); for (Index j=0; j<outerSize(); ++j) - for (typename Derived::InnerIterator iter(derived(),j); iter; ++iter) + for (typename internal::evaluator<Derived>::InnerIterator iter(thisEval,j); iter; ++iter) res += iter.value(); return res; } |