isl_basic_map_insert_dims: plug memory leak when called on empty input

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

diff --git a/isl_map.c b/isl_map.c
index c7ac138..c4636c1 100644 (file)
--- a/isl_map.c
+++ b/isl_map.c
@@ -3052,6 +3052,7 @@ __isl_give isl_basic_map *isl_basic_map_insert_dims(
                res = isl_basic_map_set_rational(res);
        if (isl_basic_map_plain_is_empty(bmap)) {
                isl_basic_map_free(bmap);
+               free(dim_map);
                return isl_basic_map_set_to_empty(res);
        }
        res = isl_basic_map_add_constraints_dim_map(res, bmap, dim_map);