isl_union_pw_*_free: return NULL
commit958df551b728b1fab119ae281818e55bd549cc0f
authorSven Verdoolaege <skimo@kotnet.org>
Tue, 20 Mar 2012 12:28:27 +0000 (20 13:28 +0100)
committerSven Verdoolaege <skimo@kotnet.org>
Sun, 6 May 2012 12:33:03 +0000 (6 14:33 +0200)
tree80ce3ab81a13f294119e2dd7aa0e26dc0a38b977
parent3d520d353c70993706a5224608b46ab9f9ac1b2f
isl_union_pw_*_free: return NULL

Returning NULL helps to simplify error handling code.

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
doc/user.pod
include/isl/polynomial.h
isl_union_templ.c