mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-15 10:07:30 +00:00
87 lines
2.4 KiB
Rust
87 lines
2.4 KiB
Rust
|
#![warn(clippy::invalid_atomic_ordering)]
|
||
|
|
|
||
|
|
use std::sync::atomic::{AtomicU16, AtomicU32, AtomicU64, AtomicU8, AtomicUsize, Ordering};
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
// `AtomicU8` test cases
|
||
|
|
let x = AtomicU8::new(0);
|
||
|
|
|
||
|
|
// 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);
|
||
|
|
let _ = x.load(Ordering::AcqRel);
|
||
|
|
|
||
|
|
// Allowed store ordering modes
|
||
|
|
x.store(1, Ordering::Release);
|
||
|
|
x.store(1, Ordering::SeqCst);
|
||
|
|
x.store(1, Ordering::Relaxed);
|
||
|
|
|
||
|
|
// Disallowed store ordering modes
|
||
|
|
x.store(1, Ordering::Acquire);
|
||
|
|
x.store(1, Ordering::AcqRel);
|
||
|
|
|
||
|
|
// `AtomicU16` test cases
|
||
|
|
let x = AtomicU16::new(0);
|
||
|
|
|
||
|
|
let _ = x.load(Ordering::Acquire);
|
||
|
|
let _ = x.load(Ordering::SeqCst);
|
||
|
|
let _ = x.load(Ordering::Relaxed);
|
||
|
|
let _ = x.load(Ordering::Release);
|
||
|
|
let _ = x.load(Ordering::AcqRel);
|
||
|
|
|
||
|
|
x.store(1, Ordering::Release);
|
||
|
|
x.store(1, Ordering::SeqCst);
|
||
|
|
x.store(1, Ordering::Relaxed);
|
||
|
|
x.store(1, Ordering::Acquire);
|
||
|
|
x.store(1, Ordering::AcqRel);
|
||
|
|
|
||
|
|
// `AtomicU32` test cases
|
||
|
|
let x = AtomicU32::new(0);
|
||
|
|
|
||
|
|
let _ = x.load(Ordering::Acquire);
|
||
|
|
let _ = x.load(Ordering::SeqCst);
|
||
|
|
let _ = x.load(Ordering::Relaxed);
|
||
|
|
let _ = x.load(Ordering::Release);
|
||
|
|
let _ = x.load(Ordering::AcqRel);
|
||
|
|
|
||
|
|
x.store(1, Ordering::Release);
|
||
|
|
x.store(1, Ordering::SeqCst);
|
||
|
|
x.store(1, Ordering::Relaxed);
|
||
|
|
x.store(1, Ordering::Acquire);
|
||
|
|
x.store(1, Ordering::AcqRel);
|
||
|
|
|
||
|
|
// `AtomicU64` test cases
|
||
|
|
let x = AtomicU64::new(0);
|
||
|
|
|
||
|
|
let _ = x.load(Ordering::Acquire);
|
||
|
|
let _ = x.load(Ordering::SeqCst);
|
||
|
|
let _ = x.load(Ordering::Relaxed);
|
||
|
|
let _ = x.load(Ordering::Release);
|
||
|
|
let _ = x.load(Ordering::AcqRel);
|
||
|
|
|
||
|
|
x.store(1, Ordering::Release);
|
||
|
|
x.store(1, Ordering::SeqCst);
|
||
|
|
x.store(1, Ordering::Relaxed);
|
||
|
|
x.store(1, Ordering::Acquire);
|
||
|
|
x.store(1, Ordering::AcqRel);
|
||
|
|
|
||
|
|
// `AtomicUsize` test cases
|
||
|
|
let x = AtomicUsize::new(0);
|
||
|
|
|
||
|
|
let _ = x.load(Ordering::Acquire);
|
||
|
|
let _ = x.load(Ordering::SeqCst);
|
||
|
|
let _ = x.load(Ordering::Relaxed);
|
||
|
|
let _ = x.load(Ordering::Release);
|
||
|
|
let _ = x.load(Ordering::AcqRel);
|
||
|
|
|
||
|
|
x.store(1, Ordering::Release);
|
||
|
|
x.store(1, Ordering::SeqCst);
|
||
|
|
x.store(1, Ordering::Relaxed);
|
||
|
|
x.store(1, Ordering::Acquire);
|
||
|
|
x.store(1, Ordering::AcqRel);
|
||
|
|
}
|