isl_basic_set_get_hash: initialize hash value

diff --git a/isl_map.c b/isl_map.c
index a497b5c..6f23d61 100644 (file)
--- a/isl_map.c
+++ b/isl_map.c
@@ -5106,7 +5106,7 @@ struct isl_set *isl_set_product(struct isl_set *set1, struct isl_set *set2)
 uint32_t isl_basic_set_get_hash(struct isl_basic_set *bset)
 {
        int i;
-       uint32_t hash;
+       uint32_t hash = isl_hash_init();
        unsigned total;
 
        if (!bset)