mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-01 15:01:51 +00:00
20 lines
679 B
Rust
20 lines
679 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.
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let a = Some(box 1);
|
||
|
|
match a {
|
||
|
|
Ok(a) => //~ ERROR: mismatched types
|
||
|
|
println!("{}",a), //~ ERROR: failed to find an implementation of trait
|
||
|
|
None => fail!()
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|