isl_schedule.c: graph_free: improve error handling
commit290a2ed7ca6d301d8157ad5d411fee23daec4053
authorSven Verdoolaege <skimo@kotnet.org>
Sat, 12 Apr 2014 07:57:35 +0000 (12 09:57 +0200)
committerSven Verdoolaege <skimo@kotnet.org>
Sat, 12 Apr 2014 12:15:56 +0000 (12 14:15 +0200)
tree28dfb4b85bdf5a83963a8afc7be6533bd87c3163
parent0fe5bbfaf67d86f9a264b56ef8a10c7692d87a8c
isl_schedule.c: graph_free: improve error handling

graph_free may get called on a partially constructed object
if the construction itself fails.

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