[rustc.git] / src / tools / clippy / tests / ui / atomic_ordering_ptr.rs

#![warn(clippy::invalid_atomic_ordering)]

use std::sync::atomic::{AtomicPtr, Ordering};

fn main() {
    let ptr = &mut 5;
    let other_ptr = &mut 10;
    let x = AtomicPtr::new(ptr);

    // 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(other_ptr, Ordering::Release);
    x.store(other_ptr, Ordering::SeqCst);
    x.store(other_ptr, Ordering::Relaxed);

    // Disallowed store ordering modes
    x.store(other_ptr, Ordering::Acquire);
    x.store(other_ptr, Ordering::AcqRel);
}
Commit	Line	Data
f20569fa XL	1	#![warn(clippy::invalid_atomic_ordering)]
	2
	3	use std::sync::atomic::{AtomicPtr, Ordering};
	4
	5	fn main() {
	6	let ptr = &mut 5;
	7	let other_ptr = &mut 10;
	8	let x = AtomicPtr::new(ptr);
	9
	10	// Allowed load ordering modes
	11	let _ = x.load(Ordering::Acquire);
	12	let _ = x.load(Ordering::SeqCst);
	13	let _ = x.load(Ordering::Relaxed);
	14
	15	// Disallowed load ordering modes
	16	let _ = x.load(Ordering::Release);
	17	let _ = x.load(Ordering::AcqRel);
	18
	19	// Allowed store ordering modes
	20	x.store(other_ptr, Ordering::Release);
	21	x.store(other_ptr, Ordering::SeqCst);
	22	x.store(other_ptr, Ordering::Relaxed);
	23
	24	// Disallowed store ordering modes
	25	x.store(other_ptr, Ordering::Acquire);
	26	x.store(other_ptr, Ordering::AcqRel);
	27	}