0909e0bf70
(I may have accidentally added it to some auxilliary crates as well; my emacs-macro-based methodology was pretty crude.)
25 lines
725 B
Rust
25 lines
725 B
Rust
// Copyright 2012 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.
|
|
|
|
// run-pass
|
|
|
|
type an_int = isize;
|
|
|
|
fn cmp(x: Option<an_int>, y: Option<isize>) -> bool {
|
|
x == y
|
|
}
|
|
|
|
pub fn main() {
|
|
assert!(!cmp(Some(3), None));
|
|
assert!(!cmp(Some(3), Some(4)));
|
|
assert!(cmp(Some(3), Some(3)));
|
|
assert!(cmp(None, None));
|
|
}
|