---

yaml
---
r: 156939
b: refs/heads/auto
c: 6be48ea
h: refs/heads/master
i:
  156937: 319aff8
  156935: 72bdca5
v: v3

Author: bkoropoff

[refs]

@@ -13,7 +13,7 @@ refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 7129f172aee6d5143ca36d81defd47dd0c113ce3
+refs/heads/auto: 6be48ea92e0b3fabb782c5837c134664753c88d2
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336

branches/auto/src/test/run-pass/unboxed-closures-move-mutable.rs

@@ -0,0 +1,28 @@
+// 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.
+
+#![feature(unboxed_closures)]
+#![deny(unused_mut)]
+
+// Test that mutating a mutable upvar in a capture-by-value unboxed
+// closure does not ice (issue #18238) and marks the upvar as used
+// mutably so we do not get a spurious warning about it not needing to
+// be declared mutable (issue #18336).
+
+fn main() {
+    {
+        let mut x = 0u;
+        move |&mut:| x += 1;
+    }
+    {
+        let mut x = 0u;
+        move |:| x += 1;
+    }
+}