sv += sv causes out of memory
Submitted by zhao wu
Assigned to Nobody
Link to original bugzilla bug (#713)
Version: 3.2
Description
The implementation of binary operations such as += and -= in Sparse module is very inefficient. When the sparse vector/matrix dimension is big, it causes out of memory. += and -= should just modify the original sparse vector/matrix in place without allocating new memory.
Edited by Eigen Bugzilla