-// Copyright 2018 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(rustc_attrs)]
-// This test checks that a failure occurs with NLL but does not fail with the
-// legacy AST output. Check issue-49824.nll.stderr for expected compilation error
-// output under NLL and #49824 for more information.
+// This test checks that a warning occurs with migrate mode.
#[rustc_error]
fn main() {
- //~^ compilation successful
+ //~^ ERROR compilation successful
let mut x = 0;
|| {
|| {
+ //~^ WARNING captured variable cannot escape `FnMut` closure body
+ //~| WARNING this error has been downgraded to a warning
+ //~| WARNING this warning will become a hard error in the future
let _y = &mut x;
}
};