1 // Copyright 2012 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 // Make sure we properly handle repeated self-appends.
13 let mut a: ~str = "A".to_owned();
15 let mut expected_len = 1u;
17 println!("{}", a.len());
18 assert_eq!(a.len(), expected_len);
19 a = a + a; // FIXME(#3387)---can't write a += a