File: into-boxed-slice.rs

package info (click to toggle)
rustc-web 1.70.0%2Bdfsg1-7~deb12u2
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,517,048 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,006; asm: 2,856
file content (11 lines) | stat: -rw-r--r-- 428 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
 
// run-pass
#![feature(box_into_boxed_slice)]

use std::boxed::Box;
fn main() {
    assert_eq!(Box::into_boxed_slice(Box::new(5u8)), Box::new([5u8]) as Box<[u8]>);
    assert_eq!(Box::into_boxed_slice(Box::new([25u8])), Box::new([[25u8]]) as Box<[[u8; 1]]>);
    let a: Box<[Box<[u8; 1]>]> = Box::into_boxed_slice(Box::new(Box::new([5u8])));
    let b: Box<[Box<[u8; 1]>]> = Box::new([Box::new([5u8])]);
    assert_eq!(a, b);
}