| // 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. |
| |
| pub fn main() { |
| assert!(Some(Box::new(())).is_some()); |
| |
| let xs: Box<[()]> = Box::<[(); 0]>::new([]); |
| assert!(Some(xs).is_some()); |
| |
| struct Foo; |
| assert!(Some(Box::new(Foo)).is_some()); |
| |
| let ys: Box<[Foo]> = Box::<[Foo; 0]>::new([]); |
| assert!(Some(ys).is_some()); |
| } |
