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Deprecate compare_and_swap on all atomic types

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This commit is contained in:
Linus Färnstrand 2020-11-20 21:45:51 +01:00
parent 793931f422
commit 3abba5e21f
1 changed files with 12 additions and 0 deletions
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12
library/core/src/sync/atomic.rs
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@ -479,6 +479,10 @@ impl AtomicBool {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_deprecated(
since = "1.50.0",
reason = "Use `compare_exchange` or `compare_exchange_weak` instead"
)]
#[cfg(target_has_atomic = "8")]
pub fn compare_and_swap(&self, current: bool, new: bool, order: Ordering) -> bool {
match self.compare_exchange(current, new, order, strongest_failure_ordering(order)) {
@ -1080,6 +1084,10 @@ impl<T> AtomicPtr<T> {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_deprecated(
since = "1.50.0",
reason = "Use `compare_exchange` or `compare_exchange_weak` instead"
)]
#[cfg(target_has_atomic = "ptr")]
pub fn compare_and_swap(&self, current: *mut T, new: *mut T, order: Ordering) -> *mut T {
match self.compare_exchange(current, new, order, strongest_failure_ordering(order)) {
@ -1619,6 +1627,10 @@ assert_eq!(some_var.load(Ordering::Relaxed), 10);
```"),
#[inline]
#[$stable]
#[rustc_deprecated(
since = "1.50.0",
reason = "Use `compare_exchange` or `compare_exchange_weak` instead")
]
#[$cfg_cas]
pub fn compare_and_swap(&self,
current: $int_type,