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Commit 36a935b

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Stabilize new_zeroed_alloc 
1 parent 9cd918b commit 36a935b

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6 files changed

+9
-22
lines changed

6 files changed

+9
-22
lines changed

‎compiler/rustc_index/src/bit_set.rs

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -629,14 +629,14 @@ impl<T: Idx> ChunkedBitSet<T> {
629629
match *chunk {
630630
Zeros(chunk_domain_size) => {
631631
if chunk_domain_size > 1 {
632-
#[cfg(feature = "nightly")]
632+
#[cfg(any(feature = "nightly", bootstrap))]
633633
let mut words = {
634634
// We take some effort to avoid copying the words.
635635
let words = Rc::<[Word; CHUNK_WORDS]>::new_zeroed();
636636
// SAFETY: `words` can safely be all zeroes.
637637
unsafe { words.assume_init() }
638638
};
639-
#[cfg(not(feature = "nightly"))]
639+
#[cfg(not(any(feature = "nightly", bootstrap)))]
640640
let mut words = {
641641
// FIXME: unconditionally use `Rc::new_zeroed` once it is stable (#63291).
642642
let words = mem::MaybeUninit::<[Word; CHUNK_WORDS]>::zeroed();

‎compiler/rustc_index/src/lib.rs

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
#![cfg_attr(feature = "nightly", allow(internal_features))]
44
#![cfg_attr(feature = "nightly", feature(extend_one, step_trait, test))]
55
#![cfg_attr(feature = "nightly", feature(new_range_api))]
6-
#![cfg_attr(feature = "nightly", feature(new_zeroed_alloc))]
6+
#![cfg_attr(any(feature = "nightly", not(bootstrap)), feature(new_zeroed_alloc))]
77
// tidy-alphabetical-end
88

99
pub mod bit_set;

‎library/alloc/src/boxed.rs

Lines changed: 2 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -290,8 +290,6 @@ impl<T> Box<T> {
290290
/// # Examples
291291
///
292292
/// ```
293-
/// #![feature(new_zeroed_alloc)]
294-
///
295293
/// let zero = Box::<u32>::new_zeroed();
296294
/// let zero = unsafe { zero.assume_init() };
297295
///
@@ -301,7 +299,7 @@ impl<T> Box<T> {
301299
/// [zeroed]: mem::MaybeUninit::zeroed
302300
#[cfg(not(no_global_oom_handling))]
303301
#[inline]
304-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
302+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
305303
#[must_use]
306304
pub fn new_zeroed() -> Box<mem::MaybeUninit<T>> {
307305
Self::new_zeroed_in(Global)
@@ -660,8 +658,6 @@ impl<T> Box<[T]> {
660658
/// # Examples
661659
///
662660
/// ```
663-
/// #![feature(new_zeroed_alloc)]
664-
///
665661
/// let values = Box::<[u32]>::new_zeroed_slice(3);
666662
/// let values = unsafe { values.assume_init() };
667663
///
@@ -670,7 +666,7 @@ impl<T> Box<[T]> {
670666
///
671667
/// [zeroed]: mem::MaybeUninit::zeroed
672668
#[cfg(not(no_global_oom_handling))]
673-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
669+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
674670
#[must_use]
675671
pub fn new_zeroed_slice(len: usize) -> Box<[mem::MaybeUninit<T>]> {
676672
unsafe { RawVec::with_capacity_zeroed(len).into_box(len) }

‎library/alloc/src/rc.rs

Lines changed: 2 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -515,8 +515,6 @@ impl<T> Rc<T> {
515515
/// # Examples
516516
///
517517
/// ```
518-
/// #![feature(new_zeroed_alloc)]
519-
///
520518
/// use std::rc::Rc;
521519
///
522520
/// let zero = Rc::<u32>::new_zeroed();
@@ -527,7 +525,7 @@ impl<T> Rc<T> {
527525
///
528526
/// [zeroed]: mem::MaybeUninit::zeroed
529527
#[cfg(not(no_global_oom_handling))]
530-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
528+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
531529
#[must_use]
532530
pub fn new_zeroed() -> Rc<mem::MaybeUninit<T>> {
533531
unsafe {
@@ -1054,8 +1052,6 @@ impl<T> Rc<[T]> {
10541052
/// # Examples
10551053
///
10561054
/// ```
1057-
/// #![feature(new_zeroed_alloc)]
1058-
///
10591055
/// use std::rc::Rc;
10601056
///
10611057
/// let values = Rc::<[u32]>::new_zeroed_slice(3);
@@ -1066,7 +1062,7 @@ impl<T> Rc<[T]> {
10661062
///
10671063
/// [zeroed]: mem::MaybeUninit::zeroed
10681064
#[cfg(not(no_global_oom_handling))]
1069-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
1065+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
10701066
#[must_use]
10711067
pub fn new_zeroed_slice(len: usize) -> Rc<[mem::MaybeUninit<T>]> {
10721068
unsafe {

‎library/alloc/src/sync.rs

Lines changed: 2 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -516,8 +516,6 @@ impl<T> Arc<T> {
516516
/// # Examples
517517
///
518518
/// ```
519-
/// #![feature(new_zeroed_alloc)]
520-
///
521519
/// use std::sync::Arc;
522520
///
523521
/// let zero = Arc::<u32>::new_zeroed();
@@ -529,7 +527,7 @@ impl<T> Arc<T> {
529527
/// [zeroed]: mem::MaybeUninit::zeroed
530528
#[cfg(not(no_global_oom_handling))]
531529
#[inline]
532-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
530+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
533531
#[must_use]
534532
pub fn new_zeroed() -> Arc<mem::MaybeUninit<T>> {
535533
unsafe {
@@ -1197,8 +1195,6 @@ impl<T> Arc<[T]> {
11971195
/// # Examples
11981196
///
11991197
/// ```
1200-
/// #![feature(new_zeroed_alloc)]
1201-
///
12021198
/// use std::sync::Arc;
12031199
///
12041200
/// let values = Arc::<[u32]>::new_zeroed_slice(3);
@@ -1210,7 +1206,7 @@ impl<T> Arc<[T]> {
12101206
/// [zeroed]: mem::MaybeUninit::zeroed
12111207
#[cfg(not(no_global_oom_handling))]
12121208
#[inline]
1213-
#[unstable(feature = "new_zeroed_alloc", issue = "129396")]
1209+
#[stable(feature = "new_zeroed_alloc", since = "CURRENT_RUSTC_VERSION")]
12141210
#[must_use]
12151211
pub fn new_zeroed_slice(len: usize) -> Arc<[mem::MaybeUninit<T>]> {
12161212
unsafe {

‎library/std/src/lib.rs

Lines changed: 0 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -376,7 +376,6 @@
376376
#![feature(allocator_api)]
377377
#![feature(get_mut_unchecked)]
378378
#![feature(map_try_insert)]
379-
#![feature(new_zeroed_alloc)]
380379
#![feature(slice_concat_trait)]
381380
#![feature(thin_box)]
382381
#![feature(try_reserve_kind)]

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