From 85e4e40b2e7ec064ebf47dd91172b93c90726c55 Mon Sep 17 00:00:00 2001
From: Sven Verdoolaege <skimo@kotnet.org>
Date: Tue, 2 Jun 2009 19:32:23 +0200
Subject: [PATCH] isl_basic_map_is_empty: explicitly mark basic sets determined
 to be empty

---
 isl_map.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/isl_map.c b/isl_map.c
index 7ee8767..aec0975 100644
--- a/isl_map.c
+++ b/isl_map.c
@@ -3517,6 +3517,8 @@ int isl_basic_map_is_empty(struct isl_basic_map *bmap)
 	if (bmap->sample)
 		isl_vec_free(bmap->ctx, bmap->sample);
 	bmap->sample = sample;
+	if (empty)
+		ISL_F_SET(bmap, ISL_BASIC_MAP_EMPTY);
 
 	return empty;
 }
-- 
2.7.4