File: match-join.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb11u3
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,245,360 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (20 lines) | stat: -rw-r--r-- 438 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
//@ run-pass
#![allow(unused_mut)]
fn foo<T>(y: Option<T>) {
    let mut x: isize;
    let mut rs: Vec<isize> = Vec::new();
    /* tests that x doesn't get put in the precondition for the
       entire if expression */

    if true {
    } else {
        match y {
          None::<T> => x = 17,
          _ => x = 42
        }
        rs.push(x);
    }
    return;
}

pub fn main() { println!("hello"); foo::<isize>(Some::<isize>(5)); }