1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/compile-fail/issue-4321.rs b/src/test/compile-fail/issue-4321.rs
new file mode 100644
index 00000000000..660183366e8
--- /dev/null
+++ b/src/test/compile-fail/issue-4321.rs
@@ -0,0 +1,18 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+fn main() {
+    let tup = (true, true);
+    println!("foo {:}", match tup { //~ ERROR non-exhaustive patterns: (true, false) not covered
+        (false, false) => "foo",
+        (false, true) => "bar",
+        (true, true) => "baz"
+    });
+}