rust/src/test/compile-fail/match-vec-fixed.rs
2017-01-03 15:31:46 +08:00

30 lines
797 B
Rust

// 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 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(slice_patterns)]
#![deny(unreachable_patterns)]
fn a() {
let v = [1, 2, 3];
match v {
[_, _, _] => {}
[_, _, _] => {} //~ ERROR unreachable pattern
}
match v {
[_, 1, _] => {}
[_, 1, _] => {} //~ ERROR unreachable pattern
_ => {}
}
}
fn main() {
a();
}