1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/compile-fail-migration/struct-pattern-match-useless.rs b/src/test/ui/compile-fail-migration/struct-pattern-match-useless.rs
new file mode 100644
index 00000000000..dda30141b4a
--- /dev/null
+++ b/src/test/ui/compile-fail-migration/struct-pattern-match-useless.rs
@@ -0,0 +1,25 @@
+// 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.
+
+#![deny(unreachable_patterns)]
+
+struct Foo {
+    x: isize,
+    y: isize,
+}
+
+pub fn main() {
+    let a = Foo { x: 1, y: 2 };
+    match a {
+        Foo { x: _x, y: _y } => (),
+        Foo { .. } => () //~ ERROR unreachable pattern
+    }
+
+}