isl_union_map.c: gen_bin_entry: improve error handling
commit2e92e2c7f1316ec8106268275aa84096d7986612
authorSven Verdoolaege <sven.verdoolaege@gmail.com>
Tue, 16 May 2017 07:30:16 +0000 (16 09:30 +0200)
committerSven Verdoolaege <sven.verdoolaege@gmail.com>
Mon, 12 Jun 2017 13:48:50 +0000 (12 15:48 +0200)
treee45d84965648721405e4ea8b581162693ecd353d
parentcedb8cc7427212ac083c68e694b95413f0919f9a
isl_union_map.c: gen_bin_entry: improve error handling

In particular, handle errors in space manipulations.
Without the explicit test, a NULL space would simply be treated
as a missing space.

Signed-off-by: Sven Verdoolaege <sven.verdoolaege@gmail.com>
isl_union_map.c