isl_flow_free: return NULL
commitce8645567390c7e6f153936c06846ae4b1868117
authorSven Verdoolaege <sven.verdoolaege@gmail.com>
Fri, 17 Aug 2018 12:26:48 +0000 (17 14:26 +0200)
committerSven Verdoolaege <sven.verdoolaege@gmail.com>
Fri, 17 Aug 2018 12:43:16 +0000 (17 14:43 +0200)
treed941c91e39663de6a62816093869a019f35b4050
parent951c6fc32a51b285b8962bf1ae2a484789992288
isl_flow_free: return NULL

This simplifies error handling.

Signed-off-by: Sven Verdoolaege <sven.verdoolaege@gmail.com>
doc/user.pod
include/isl/flow.h
isl_flow.c