1 // Copyright 2016 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
12 //[mir]compile-flags: -Z emit-end-regions -Z borrowck=mir
19 //[mir]~^ ERROR cannot assign to `x`, as it is not declared as mutable [E0594]
20 //[ast]~^^ ERROR cannot assign to captured outer variable in an `FnMut` closure [E0594]