diff options
author | Gael Guennebaud <g.gael@free.fr> | 2019-10-08 21:44:33 +0200 |
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committer | Gael Guennebaud <g.gael@free.fr> | 2019-10-08 21:44:33 +0200 |
commit | 196de2efe3f7d64a165f13fb3627449479bd0220 (patch) | |
tree | 69e811fb78d82a2cae414a296863e3fdfab94295 /Eigen | |
parent | 36da231a411733e5f0880c59df4b25713e3f0fd2 (diff) |
Explicitly bypass resize and memmoves when there is already the exact right number of elements available.
Diffstat (limited to 'Eigen')
-rw-r--r-- | Eigen/src/SparseCore/SparseBlock.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Eigen/src/SparseCore/SparseBlock.h b/Eigen/src/SparseCore/SparseBlock.h index 5ed7c437b..d4535d866 100644 --- a/Eigen/src/SparseCore/SparseBlock.h +++ b/Eigen/src/SparseCore/SparseBlock.h @@ -164,7 +164,7 @@ public: } else { - if(m_matrix.isCompressed()) + if(m_matrix.isCompressed() && nnz!=block_size) { // no need to realloc, simply copy the tail at its respective position and insert tmp matrix.data().resize(start + nnz + tail_size); |