let isl_point_free return a NULL pointer
commit77701b3b198a9b7a6a77dc7597752613b1c476ba
authorTobias Grosser <tobias@grosser.es>
Tue, 4 Oct 2016 09:46:09 +0000 (4 11:46 +0200)
committerSven Verdoolaege <skimo@kotnet.org>
Thu, 16 Mar 2017 16:10:42 +0000 (16 17:10 +0100)
tree39853e59425cbe16219eb23a5138ad4c97251891
parent50817a2f4c358dc49151b477d0ff1ada8a6d1ecf
let isl_point_free return a NULL pointer

This makes isl_point_free consistent with the other isl_*_free
functions, which already return NULL pointers for convenience.

Signed-off-by: Tobias Grosser <tobias@grosser.es>
Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
doc/user.pod
include/isl/point.h
isl_point.c