X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=isl_convex_hull.c;h=17212c36d5c94d000ac28547d59a0dc1e249293b;hb=d1374f24acec4c3b3e65f1c6f44b54406500470d;hp=df7a6869ca76205467e767fb05d35152ab841830;hpb=28544f0c64935746f783942969be818f63acc7a5;p=platform%2Fupstream%2Fisl.git

diff --git a/isl_convex_hull.c b/isl_convex_hull.c
index df7a686..17212c3 100644
--- a/isl_convex_hull.c
+++ b/isl_convex_hull.c
@@ -869,13 +869,18 @@ static int isl_basic_set_is_bounded(struct isl_basic_set *bset)
 	struct isl_tab *tab;
 	int bounded;
 
+	if (!bset)
+		return -1;
+	if (isl_basic_set_fast_is_empty(bset))
+		return 1;
+
 	tab = isl_tab_from_recession_cone(bset);
 	bounded = isl_tab_cone_is_bounded(tab);
 	isl_tab_free(tab);
 	return bounded;
 }
 
-static int isl_set_is_bounded(struct isl_set *set)
+int isl_set_is_bounded(__isl_keep isl_set *set)
 {
 	int i;
 
@@ -2050,7 +2055,7 @@ static int is_bound(struct sh_data *data, struct isl_set *set, int j,
 
 	isl_int_clear(opt);
 
-	return res == isl_lp_ok ? 1 :
+	return (res == isl_lp_ok || res == isl_lp_empty) ? 1 :
 	       res == isl_lp_unbounded ? 0 : -1;
 }