1 files changed, 15 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-16530.rs b/tests/ui/issues/issue-16530.rs
new file mode 100644
index 00000000000..25817a2a63d
--- /dev/null
+++ b/tests/ui/issues/issue-16530.rs
@@ -0,0 +1,15 @@
+// run-pass
+#![allow(deprecated)]
+
+use std::hash::{SipHasher, Hasher, Hash};
+
+#[derive(Hash)]
+struct Empty;
+
+pub fn main() {
+    let mut s1 = SipHasher::new();
+    Empty.hash(&mut s1);
+    let mut s2 = SipHasher::new();
+    Empty.hash(&mut s2);
+    assert_eq!(s1.finish(), s2.finish());
+}