File: coerce-reborrow-mut-ptr-arg.rs

package info (click to toggle)
rustc 1.88.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 934,128 kB
  • sloc: xml: 158,127; python: 36,062; javascript: 19,855; sh: 19,700; cpp: 18,947; ansic: 12,993; asm: 4,792; makefile: 690; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (24 lines) | stat: -rw-r--r-- 440 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
//@ run-pass

struct SpeechMaker {
    speeches: usize
}

fn talk(x: &mut SpeechMaker) {
    x.speeches += 1;
}

fn give_a_few_speeches(speaker: &mut SpeechMaker) {

    // Here speaker is reborrowed for each call, so we don't get errors
    // about speaker being moved.

    talk(speaker);
    talk(speaker);
    talk(speaker);
}

pub fn main() {
    let mut lincoln = SpeechMaker {speeches: 22};
    give_a_few_speeches(&mut lincoln);
}