isl_tab.c: perform_undo_var: propagate errors of drop_row and drop_col
commit422316ac6ab849898ab6e495c2121bed3d862f58
authorSven Verdoolaege <skimo@kotnet.org>
Fri, 10 Oct 2014 09:42:51 +0000 (10 11:42 +0200)
committerSven Verdoolaege <skimo@kotnet.org>
Thu, 25 Dec 2014 09:52:45 +0000 (25 10:52 +0100)
tree1d4e92d4fded27ce7f6dddbc02c843fa67052f6d
parent19814cbb905ab1203cb3c13f57f249f6c0736aeb
isl_tab.c: perform_undo_var: propagate errors of drop_row and drop_col

By design, we should only be dropping the final row or the final column.
However, if something should go wrong, we should propagate the error
to the caller.

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
isl_tab.c