1 // Copyright 2015 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.
11 #[derive(Copy, Clone)]
15 fn mutate(&mut self) {
20 //~^ consider changing this to `mut arg`
22 //~^ ERROR cannot borrow immutable argument
23 //~| cannot borrow mutably
28 //~^ consider changing this to `mut local`
30 //~^ ERROR cannot borrow immutable local variable
31 //~| cannot borrow mutably