---

yaml
---
r: 114385
b: refs/heads/master
c: 0d4b840
h: refs/heads/master
i:
  114383: 2624932
v: v3

Author: alexcrichton

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: a016aa2405470f40c3f92a6decae630c883b25d1
+refs/heads/master: 0d4b840523824252be67d191cc0945c5713ea47c
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: ec0258a381b88b5574e3f8ce72ae553ac3a574b7
 refs/heads/try: 7c6c492fb2af9a85f21ff952942df3523b22fd17

trunk/src/librustc/middle/typeck/check/mod.rs

@@ -2767,7 +2767,8 @@ fn check_expr_with_unifier(fcx: &FnCtxt,
           if !checked {
               tcx.sess.span_err(expr.span,
                                 "only the managed heap and exchange heap are \
-                                 currently supported")
+                                 currently supported");
+              fcx.write_ty(id, ty::mk_err());
           }
       }
 

trunk/src/test/compile-fail/issue-14084.rs

@@ -0,0 +1,14 @@
+// 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() {
+    box ( () ) 0;
+    //~^ ERROR: only the managed heap and exchange heap are currently supported
+}