isl_affine_hull.c: remove unused variable

diff --git a/isl_affine_hull.c b/isl_affine_hull.c
index 68717a2..6ae3e17 100644 (file)
--- a/isl_affine_hull.c
+++ b/isl_affine_hull.c
@@ -681,8 +681,6 @@ error:
  */
 struct isl_basic_map *isl_basic_map_affine_hull(struct isl_basic_map *bmap)
 {
-       struct isl_basic_set *hull = NULL;
-
        bmap = isl_basic_map_detect_equalities(bmap);
        bmap = isl_basic_map_cow(bmap);
        isl_basic_map_free_inequality(bmap, bmap->n_ineq);