CRS and CCS format
Does PaStiX handle compressed row formats? I tried running from the master branch and got a segfault when attempting to use my sparse matrix after passing row and column pointers to PaStiX (from an Eigen::SparseMatrix)
When I searched through the code to understand it, I came across Line 358 in
spm.c where it sets the matrix to CCS by default and ignores the input argument layout.
What does PaStiX do with the row and column pointers that are passed to the
pastix_spm_s struct? The problem occurs just after calling