1 // Copyright 2014 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 #![feature(slice_patterns)]
12 #![deny(unreachable_patterns)]
15 let x: Vec<(isize, isize)> = Vec::new();
16 let x: &[(isize, isize)] = &x;
19 [(1, 2), (2, 3), b] => (), //~ ERROR unreachable pattern
23 let x: Vec<String> = vec!["foo".to_string(),
26 let x: &[String] = &x;
28 [ref a, _, _, ..] => { println!("{}", a); }
29 [_, _, _, _, _] => { } //~ ERROR unreachable pattern
33 let x: Vec<char> = vec!['a', 'b', 'c'];
36 ['a', 'b', 'c', ref _tail..] => {}
37 ['a', 'b', 'c'] => {} //~ ERROR unreachable pattern