[Bug] Error while unref-ing cloned object that has SGSparseMatrix param

[lambday]

It gives segfaults while deleting the cloned object.

The code to reproduce this error is -
https://gist.github.com/lambday/5978701

[tklein23]

@lambday - I guess this segfault doesn't happen any more.

If you've got 5 minutes, please check and drop a commend (or close).

[lambday]

@tklein23 let me check this quickly.

[lambday]

@tklein23 sorry this still doesn't work!