1 files changed, 18 insertions, 0 deletions
diff --git a/src/test/ui/parser/mut-patterns.rs b/src/test/ui/parser/mut-patterns.rs
new file mode 100644
index 00000000000..71d826c67f8
--- /dev/null
+++ b/src/test/ui/parser/mut-patterns.rs
@@ -0,0 +1,18 @@
+// Copyright 2013 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.
+
+// compile-flags: -Z parse-only
+
+// Can't put mut in non-ident pattern
+
+pub fn main() {
+    struct Foo { x: isize }
+    let mut Foo { x: x } = Foo { x: 3 }; //~ ERROR: expected one of `:`, `;`, `=`, or `@`, found `{`
+}