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Stabilize rwlock_downgrade library feature #143191

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5 changes: 1 addition & 4 deletions library/std/src/sync/nonpoison/rwlock.rs
View file Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -638,7 +638,6 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
///
/// ```
/// #![feature(nonpoison_rwlock)]
/// #![feature(rwlock_downgrade)]
///
/// use std::sync::nonpoison::{RwLock, RwLockWriteGuard};
///
Expand All @@ -657,7 +656,6 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
///
/// ```
/// #![feature(nonpoison_rwlock)]
/// #![feature(rwlock_downgrade)]
///
/// use std::sync::Arc;
/// use std::sync::nonpoison::{RwLock, RwLockWriteGuard};
Expand Down Expand Up @@ -690,8 +688,7 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
/// # let final_check = rw.read();
/// # assert_eq!(*final_check, 3);
/// ```
#[unstable(feature = "rwlock_downgrade", issue = "128203")]
// #[unstable(feature = "nonpoison_rwlock", issue = "134645")]
#[unstable(feature = "nonpoison_rwlock", issue = "134645")]
pub fn downgrade(s: Self) -> RwLockReadGuard<'rwlock, T> {
let lock = s.lock;

Expand Down
6 changes: 1 addition & 5 deletions library/std/src/sync/poison/rwlock.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -813,8 +813,6 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
/// `downgrade` takes ownership of the `RwLockWriteGuard` and returns a [`RwLockReadGuard`].
///
/// ```
/// #![feature(rwlock_downgrade)]
///
/// use std::sync::{RwLock, RwLockWriteGuard};
///
/// let rw = RwLock::new(0);
Expand All @@ -831,8 +829,6 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
/// thread calling `downgrade` and any reads it performs after downgrading.
///
/// ```
/// #![feature(rwlock_downgrade)]
///
/// use std::sync::{Arc, RwLock, RwLockWriteGuard};
///
/// let rw = Arc::new(RwLock::new(1));
Expand Down Expand Up @@ -863,7 +859,7 @@ impl<'rwlock, T: ?Sized> RwLockWriteGuard<'rwlock, T> {
/// # let final_check = rw.read().unwrap();
/// # assert_eq!(*final_check, 3);
/// ```
#[unstable(feature = "rwlock_downgrade", issue = "128203")]
#[stable(feature = "rwlock_downgrade", since = "CURRENT_RUSTC_VERSION")]
pub fn downgrade(s: Self) -> RwLockReadGuard<'rwlock, T> {
let lock = s.lock;

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1 change: 0 additions & 1 deletion library/std/tests/sync/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,6 @@
#![feature(once_cell_try)]
#![feature(lock_value_accessors)]
#![feature(reentrant_lock)]
#![feature(rwlock_downgrade)]
#![feature(std_internals)]
#![feature(sync_nonpoison)]
#![feature(nonpoison_mutex)]
Expand Down
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