Update to isl-0.16.1-145-g243bf7c

Just an import to keep track with the latest version of isl. We are not looking
for specific features.

llvm-svn: 264452

1 files changed, 10 insertions, 0 deletions

diff --git a/polly/lib/External/isl/isl_vec.c b/polly/lib/External/isl/isl_vec.c
index 0ed6f7d55e5..747f89eb0cf 100644
--- a/polly/lib/External/isl/isl_vec.c
+++ b/polly/lib/External/isl/isl_vec.c
@@ -20,6 +20,16 @@ isl_ctx *isl_vec_get_ctx(__isl_keep isl_vec *vec)
 	return vec ? vec->ctx : NULL;
 }
 
+/* Return a hash value that digests "vec".
+ */
+uint32_t isl_vec_get_hash(__isl_keep isl_vec *vec)
+{
+	if (!vec)
+		return 0;
+
+	return isl_seq_get_hash(vec->el, vec->size);
+}
+
 struct isl_vec *isl_vec_alloc(struct isl_ctx *ctx, unsigned size)
 {
 	struct isl_vec *vec;