// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. #![feature(slice_patterns)] fn main() { let mut a = [1, 2, 3, 4]; let t = match a { [1, 2, ref tail..] => tail, _ => unreachable!() }; println!("t[0]: {}", t[0]); a[2] = 0; //~ ERROR cannot assign to `a[..]` because it is borrowed println!("t[0]: {}", t[0]); t[0]; }