---

yaml
---
r: 149163
b: refs/heads/try2
c: 606c23a
h: refs/heads/master
i:
  149161: 3f127bc
  149159: ee01aec
v: v3

Author: sanxiyn

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 745aa7482ace9f62fcd08ff7a9195fd484527c94
+refs/heads/try2: 606c23a78920c03758e200004fd9d1f4257f0325
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/librustc/middle/typeck/check/mod.rs

@@ -3035,6 +3035,7 @@ pub fn check_expr_with_unifier(fcx: @FnCtxt,
                     if type_is_c_like_enum(fcx, expr.span, t_e) && t_1_is_trivial {
                         // casts from C-like enums are allowed
                     } else if t_1_is_char {
+                        let te = fcx.infcx().resolve_type_vars_if_possible(te);
                         if ty::get(te).sty != ty::ty_uint(ast::TyU8) {
                             fcx.type_error_message(expr.span, |actual| {
                                 format!("only `u8` can be cast as `char`, not `{}`", actual)

branches/try2/src/test/run-pass/issue-9918.rs

@@ -0,0 +1,13 @@
+// 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.
+
+pub fn main() {
+    assert_eq!((0 + 0u8) as char, '\0');
+}