Auto merge of rust-lang#129941 - BoxyUwU:bump-boostrap, r=albertlarsan68

Bump boostrap compiler to new beta

Accidentally left some comments on the update cfgs commit directly xd

alloc/src/boxed.rs

@@ -272,7 +272,7 @@ impl<T> Box<T> {
     /// assert_eq!(*five, 5)
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     #[inline]
     pub fn new_uninit() -> Box<mem::MaybeUninit<T>> {
@@ -663,7 +663,7 @@ impl<T> Box<[T]> {
     /// assert_eq!(*values, [1, 2, 3])
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     pub fn new_uninit_slice(len: usize) -> Box<[mem::MaybeUninit<T>]> {
         unsafe { RawVec::with_capacity(len).into_box(len) }
@@ -930,7 +930,7 @@ impl<T, A: Allocator> Box<mem::MaybeUninit<T>, A> {
     ///
     /// assert_eq!(*five, 5)
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[inline]
     pub unsafe fn assume_init(self) -> Box<T, A> {
         let (raw, alloc) = Box::into_raw_with_allocator(self);
@@ -1003,7 +1003,7 @@ impl<T, A: Allocator> Box<[mem::MaybeUninit<T>], A> {
     ///
     /// assert_eq!(*values, [1, 2, 3])
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[inline]
     pub unsafe fn assume_init(self) -> Box<[T], A> {
         let (raw, alloc) = Box::into_raw_with_allocator(self);

alloc/src/collections/binary_heap/mod.rs

@@ -1433,7 +1433,7 @@ pub struct Iter<'a, T: 'a> {
     iter: slice::Iter<'a, T>,
 }
 
-#[stable(feature = "default_iters_sequel", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "default_iters_sequel", since = "1.82.0")]
 impl<T> Default for Iter<'_, T> {
     /// Creates an empty `binary_heap::Iter`.
     ///

alloc/src/collections/btree/map.rs

@@ -2016,7 +2016,7 @@ impl<K, V> Default for Range<'_, K, V> {
     }
 }
 
-#[stable(feature = "default_iters_sequel", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "default_iters_sequel", since = "1.82.0")]
 impl<K, V> Default for RangeMut<'_, K, V> {
     /// Creates an empty `btree_map::RangeMut`.
     ///
@@ -2064,7 +2064,7 @@ impl<K, V> ExactSizeIterator for ValuesMut<'_, K, V> {
 #[stable(feature = "fused", since = "1.26.0")]
 impl<K, V> FusedIterator for ValuesMut<'_, K, V> {}
 
-#[stable(feature = "default_iters_sequel", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "default_iters_sequel", since = "1.82.0")]
 impl<K, V> Default for ValuesMut<'_, K, V> {
     /// Creates an empty `btree_map::ValuesMut`.
     ///

alloc/src/collections/vec_deque/into_iter.rs

@@ -121,8 +121,6 @@ impl<T, A: Allocator> Iterator for IntoIter<T, A> {
     {
         match self.try_fold(init, |b, item| Ok::<B, !>(f(b, item))) {
             Ok(b) => b,
-            #[cfg(bootstrap)]
-            Err(e) => match e {},
         }
     }
 
@@ -243,8 +241,6 @@ impl<T, A: Allocator> DoubleEndedIterator for IntoIter<T, A> {
     {
         match self.try_rfold(init, |b, item| Ok::<B, !>(f(b, item))) {
             Ok(b) => b,
-            #[cfg(bootstrap)]
-            Err(e) => match e {},
         }
     }
 }

alloc/src/collections/vec_deque/iter.rs

@@ -28,7 +28,7 @@ impl<T: fmt::Debug> fmt::Debug for Iter<'_, T> {
     }
 }
 
-#[stable(feature = "default_iters_sequel", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "default_iters_sequel", since = "1.82.0")]
 impl<T> Default for Iter<'_, T> {
     /// Creates an empty `vec_deque::Iter`.
     ///

alloc/src/collections/vec_deque/iter_mut.rs

@@ -28,7 +28,7 @@ impl<T: fmt::Debug> fmt::Debug for IterMut<'_, T> {
     }
 }
 
-#[stable(feature = "default_iters_sequel", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "default_iters_sequel", since = "1.82.0")]
 impl<T> Default for IterMut<'_, T> {
     /// Creates an empty `vec_deque::IterMut`.
     ///

alloc/src/rc.rs

@@ -517,7 +517,7 @@ impl<T> Rc<T> {
     /// assert_eq!(*five, 5)
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     pub fn new_uninit() -> Rc<mem::MaybeUninit<T>> {
         unsafe {
@@ -980,7 +980,7 @@ impl<T> Rc<[T]> {
     /// assert_eq!(*values, [1, 2, 3])
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     pub fn new_uninit_slice(len: usize) -> Rc<[mem::MaybeUninit<T>]> {
         unsafe { Rc::from_ptr(Rc::allocate_for_slice(len)) }
@@ -1127,7 +1127,7 @@ impl<T, A: Allocator> Rc<mem::MaybeUninit<T>, A> {
     ///
     /// assert_eq!(*five, 5)
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[inline]
     pub unsafe fn assume_init(self) -> Rc<T, A> {
         let (ptr, alloc) = Rc::into_inner_with_allocator(self);
@@ -1167,7 +1167,7 @@ impl<T, A: Allocator> Rc<[mem::MaybeUninit<T>], A> {
     ///
     /// assert_eq!(*values, [1, 2, 3])
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[inline]
     pub unsafe fn assume_init(self) -> Rc<[T], A> {
         let (ptr, alloc) = Rc::into_inner_with_allocator(self);

alloc/src/sync.rs

@@ -520,7 +520,7 @@ impl<T> Arc<T> {
     /// ```
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     pub fn new_uninit() -> Arc<mem::MaybeUninit<T>> {
         unsafe {
@@ -1115,7 +1115,7 @@ impl<T> Arc<[T]> {
     /// ```
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use]
     pub fn new_uninit_slice(len: usize) -> Arc<[mem::MaybeUninit<T>]> {
         unsafe { Arc::from_ptr(Arc::allocate_for_slice(len)) }
@@ -1262,7 +1262,7 @@ impl<T, A: Allocator> Arc<mem::MaybeUninit<T>, A> {
     ///
     /// assert_eq!(*five, 5)
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use = "`self` will be dropped if the result is not used"]
     #[inline]
     pub unsafe fn assume_init(self) -> Arc<T, A> {
@@ -1303,7 +1303,7 @@ impl<T, A: Allocator> Arc<[mem::MaybeUninit<T>], A> {
     ///
     /// assert_eq!(*values, [1, 2, 3])
     /// ```
-    #[stable(feature = "new_uninit", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "new_uninit", since = "1.82.0")]
     #[must_use = "`self` will be dropped if the result is not used"]
     #[inline]
     pub unsafe fn assume_init(self) -> Arc<[T], A> {

core/src/arch.rs

@@ -4,15 +4,6 @@
 #[stable(feature = "simd_arch", since = "1.27.0")]
 pub use crate::core_arch::arch::*;
 
-#[cfg(bootstrap)]
-#[allow(dead_code)]
-#[unstable(feature = "sha512_sm_x86", issue = "126624")]
-fn dummy() {
-    // AArch64 also has a target feature named `sm4`, so we need `#![feature(sha512_sm_x86)]` in lib.rs
-    // But as the bootstrap compiler doesn't know about this feature yet, we need to convert it to a
-    // library feature until bootstrap gets bumped
-}
-
 /// Inline assembly.
 ///
 /// Refer to [Rust By Example] for a usage guide and the [reference] for

core/src/cell.rs

@@ -306,7 +306,7 @@ pub use once::OnceCell;
 /// See the [module-level documentation](self) for more.
 #[stable(feature = "rust1", since = "1.0.0")]
 #[repr(transparent)]
-#[cfg_attr(not(bootstrap), rustc_pub_transparent)]
+#[rustc_pub_transparent]
 pub struct Cell<T: ?Sized> {
     value: UnsafeCell<T>,
 }
@@ -2056,7 +2056,7 @@ impl<T: ?Sized + fmt::Display> fmt::Display for RefMut<'_, T> {
 #[lang = "unsafe_cell"]
 #[stable(feature = "rust1", since = "1.0.0")]
 #[repr(transparent)]
-#[cfg_attr(not(bootstrap), rustc_pub_transparent)]
+#[rustc_pub_transparent]
 pub struct UnsafeCell<T: ?Sized> {
     value: T,
 }
@@ -2299,7 +2299,7 @@ impl<T> UnsafeCell<*mut T> {
 /// See [`UnsafeCell`] for details.
 #[unstable(feature = "sync_unsafe_cell", issue = "95439")]
 #[repr(transparent)]
-#[cfg_attr(not(bootstrap), rustc_pub_transparent)]
+#[rustc_pub_transparent]
 pub struct SyncUnsafeCell<T: ?Sized> {
     value: UnsafeCell<T>,
 }

core/src/clone.rs

@@ -161,7 +161,7 @@ pub trait Clone: Sized {
     #[must_use = "cloning is often expensive and is not expected to have side effects"]
     // Clone::clone is special because the compiler generates MIR to implement it for some types.
     // See InstanceKind::CloneShim.
-    #[cfg_attr(not(bootstrap), lang = "clone_fn")]
+    #[lang = "clone_fn"]
     fn clone(&self) -> Self;
 
     /// Performs copy-assignment from `source`.

core/src/default.rs

@@ -103,7 +103,7 @@ use crate::ascii::Char as AsciiChar;
 /// ```
 #[cfg_attr(not(test), rustc_diagnostic_item = "Default")]
 #[stable(feature = "rust1", since = "1.0.0")]
-#[cfg_attr(not(bootstrap), rustc_trivial_field_reads)]
+#[rustc_trivial_field_reads]
 pub trait Default: Sized {
     /// Returns the "default value" for a type.
     ///

core/src/future/ready.rs

@@ -39,7 +39,7 @@ impl<T> Ready<T> {
     /// let a = future::ready(1);
     /// assert_eq!(a.into_inner(), 1);
     /// ```
-    #[stable(feature = "ready_into_inner", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "ready_into_inner", since = "1.82.0")]
     #[must_use]
     #[inline]
     pub fn into_inner(self) -> T {

core/src/intrinsics.rs

@@ -1020,7 +1020,6 @@ pub const fn unlikely(b: bool) -> bool {
 /// any safety invariants.
 ///
 /// This intrinsic does not have a stable counterpart.
-#[cfg(not(bootstrap))]
 #[unstable(feature = "core_intrinsics", issue = "none")]
 #[rustc_intrinsic]
 #[rustc_nounwind]
@@ -1030,12 +1029,6 @@ pub fn select_unpredictable<T>(b: bool, true_val: T, false_val: T) -> T {
     if b { true_val } else { false_val }
 }
 
-#[cfg(bootstrap)]
-#[inline]
-pub fn select_unpredictable<T>(b: bool, true_val: T, false_val: T) -> T {
-    if b { true_val } else { false_val }
-}
-
 extern "rust-intrinsic" {
     /// Executes a breakpoint trap, for inspection by a debugger.
     ///

core/src/iter/adapters/take.rs

@@ -318,7 +318,7 @@ impl<I: Iterator + TrustedRandomAccess> SpecTake for Take<I> {
     }
 }
 
-#[stable(feature = "exact_size_take_repeat", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "exact_size_take_repeat", since = "1.82.0")]
 impl<T: Clone> DoubleEndedIterator for Take<crate::iter::Repeat<T>> {
     #[inline]
     fn next_back(&mut self) -> Option<Self::Item> {
@@ -361,14 +361,14 @@ impl<T: Clone> DoubleEndedIterator for Take<crate::iter::Repeat<T>> {
 // because we have no way to return value of nth invocation of repeater followed
 // by n-1st without remembering all results.
 
-#[stable(feature = "exact_size_take_repeat", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "exact_size_take_repeat", since = "1.82.0")]
 impl<T: Clone> ExactSizeIterator for Take<crate::iter::Repeat<T>> {
     fn len(&self) -> usize {
         self.n
     }
 }
 
-#[stable(feature = "exact_size_take_repeat", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "exact_size_take_repeat", since = "1.82.0")]
 impl<F: FnMut() -> A, A> ExactSizeIterator for Take<crate::iter::RepeatWith<F>> {
     fn len(&self) -> usize {
         self.n

core/src/iter/mod.rs

@@ -436,7 +436,7 @@ pub use self::sources::{once, Once};
 pub use self::sources::{once_with, OnceWith};
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use self::sources::{repeat, Repeat};
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 pub use self::sources::{repeat_n, RepeatN};
 #[stable(feature = "iterator_repeat_with", since = "1.28.0")]
 pub use self::sources::{repeat_with, RepeatWith};

core/src/iter/sources.rs

@@ -24,7 +24,7 @@ pub use self::once::{once, Once};
 pub use self::once_with::{once_with, OnceWith};
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use self::repeat::{repeat, Repeat};
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 pub use self::repeat_n::{repeat_n, RepeatN};
 #[stable(feature = "iterator_repeat_with", since = "1.28.0")]
 pub use self::repeat_with::{repeat_with, RepeatWith};

core/src/iter/sources/repeat_n.rs

@@ -56,7 +56,7 @@ use crate::num::NonZero;
 /// assert_eq!(None, it.next());
 /// ```
 #[inline]
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 pub fn repeat_n<T: Clone>(element: T, count: usize) -> RepeatN<T> {
     let mut element = ManuallyDrop::new(element);
 
@@ -75,7 +75,7 @@ pub fn repeat_n<T: Clone>(element: T, count: usize) -> RepeatN<T> {
 /// This `struct` is created by the [`repeat_n()`] function.
 /// See its documentation for more.
 #[derive(Clone, Debug)]
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 pub struct RepeatN<A> {
     count: usize,
     // Invariant: has been dropped iff count == 0.
@@ -99,14 +99,14 @@ impl<A> RepeatN<A> {
     }
 }
 
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A> Drop for RepeatN<A> {
     fn drop(&mut self) {
         self.take_element();
     }
 }
 
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A: Clone> Iterator for RepeatN<A> {
     type Item = A;
 
@@ -154,14 +154,14 @@ impl<A: Clone> Iterator for RepeatN<A> {
     }
 }
 
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A: Clone> ExactSizeIterator for RepeatN<A> {
     fn len(&self) -> usize {
         self.count
     }
 }
 
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A: Clone> DoubleEndedIterator for RepeatN<A> {
     #[inline]
     fn next_back(&mut self) -> Option<A> {
@@ -179,12 +179,12 @@ impl<A: Clone> DoubleEndedIterator for RepeatN<A> {
     }
 }
 
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A: Clone> FusedIterator for RepeatN<A> {}
 
 #[unstable(feature = "trusted_len", issue = "37572")]
 unsafe impl<A: Clone> TrustedLen for RepeatN<A> {}
-#[stable(feature = "iter_repeat_n", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "iter_repeat_n", since = "1.82.0")]
 impl<A: Clone> UncheckedIterator for RepeatN<A> {
     #[inline]
     unsafe fn next_unchecked(&mut self) -> Self::Item {

core/src/iter/traits/iterator.rs

@@ -3953,7 +3953,7 @@ pub trait Iterator {
     /// assert!(![0.0, 1.0, f32::NAN].iter().is_sorted());
     /// ```
     #[inline]
-    #[stable(feature = "is_sorted", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "is_sorted", since = "1.82.0")]
     #[rustc_do_not_const_check]
     fn is_sorted(self) -> bool
     where
@@ -3980,7 +3980,7 @@ pub trait Iterator {
     /// assert!(std::iter::empty::<i32>().is_sorted_by(|a, b| false));
     /// assert!(std::iter::empty::<i32>().is_sorted_by(|a, b| true));
     /// ```
-    #[stable(feature = "is_sorted", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "is_sorted", since = "1.82.0")]
     #[rustc_do_not_const_check]
     fn is_sorted_by<F>(mut self, compare: F) -> bool
     where
@@ -4025,7 +4025,7 @@ pub trait Iterator {
     /// assert!(![-2i32, -1, 0, 3].iter().is_sorted_by_key(|n| n.abs()));
     /// ```
     #[inline]
-    #[stable(feature = "is_sorted", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "is_sorted", since = "1.82.0")]
     #[rustc_do_not_const_check]
     fn is_sorted_by_key<F, K>(self, f: F) -> bool
     where