1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/tuple/tup.rs b/tests/ui/tuple/tup.rs
new file mode 100644
index 00000000000..160477b0b0a
--- /dev/null
+++ b/tests/ui/tuple/tup.rs
@@ -0,0 +1,21 @@
+// run-pass
+
+#![allow(non_camel_case_types)]
+
+type point = (isize, isize);
+
+fn f(p: point, x: isize, y: isize) {
+    let (a, b) = p;
+    assert_eq!(a, x);
+    assert_eq!(b, y);
+}
+
+pub fn main() {
+    let p: point = (10, 20);
+    let (a, b) = p;
+    assert_eq!(a, 10);
+    assert_eq!(b, 20);
+    let p2: point = p;
+    f(p, 10, 20);
+    f(p2, 10, 20);
+}