File: lint-invalid-atomic-ordering-bool.rs

package info (click to toggle)
rustc-web 1.70.0%2Bdfsg1-7~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,517,036 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 (28 lines) | stat: -rw-r--r-- 936 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
21
22
23
24
25
26
27
28
// only-x86_64
use std::sync::atomic::{AtomicBool, Ordering};

fn main() {
    let x = AtomicBool::new(true);

    // Allowed load ordering modes
    let _ = x.load(Ordering::Acquire);
    let _ = x.load(Ordering::SeqCst);
    let _ = x.load(Ordering::Relaxed);

    // Disallowed load ordering modes
    let _ = x.load(Ordering::Release);
    //~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
    let _ = x.load(Ordering::AcqRel);
    //~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering

    // Allowed store ordering modes
    x.store(false, Ordering::Release);
    x.store(false, Ordering::SeqCst);
    x.store(false, Ordering::Relaxed);

    // Disallowed store ordering modes
    x.store(false, Ordering::Acquire);
    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
    x.store(false, Ordering::AcqRel);
    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
}