Auto merge of rust-lang#116407 - Mark-Simulacrum:bootstrap-bump, r=onur-ozkan

Bump bootstrap compiler to just-released beta

https://forge.rust-lang.org/release/process.html#master-bootstrap-update-t-2-day-tuesday

Author: bors

alloc/src/rc.rs

@@ -1304,7 +1304,7 @@ impl<T: ?Sized, A: Allocator> Rc<T, A> {
     /// assert_eq!(unsafe { &*x_ptr }, "hello");
     /// ```
     #[stable(feature = "rc_raw", since = "1.17.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub fn into_raw(this: Self) -> *const T {
         let ptr = Self::as_ptr(&this);
         mem::forget(this);
@@ -1328,7 +1328,7 @@ impl<T: ?Sized, A: Allocator> Rc<T, A> {
     /// assert_eq!(unsafe { &*x_ptr }, "hello");
     /// ```
     #[stable(feature = "weak_into_raw", since = "1.45.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub fn as_ptr(this: &Self) -> *const T {
         let ptr: *mut RcBox<T> = NonNull::as_ptr(this.ptr);
 
@@ -2409,7 +2409,7 @@ impl<T> From<T> for Rc<T> {
 }
 
 #[cfg(not(no_global_oom_handling))]
-#[stable(feature = "shared_from_array", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "shared_from_array", since = "1.74.0")]
 impl<T, const N: usize> From<[T; N]> for Rc<[T]> {
     /// Converts a [`[T; N]`](prim@array) into an `Rc<[T]>`.
     ///

alloc/src/sync.rs

@@ -1455,7 +1455,7 @@ impl<T: ?Sized, A: Allocator> Arc<T, A> {
     /// ```
     #[must_use = "losing the pointer will leak memory"]
     #[stable(feature = "rc_raw", since = "1.17.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub fn into_raw(this: Self) -> *const T {
         let ptr = Self::as_ptr(&this);
         mem::forget(this);
@@ -1480,7 +1480,7 @@ impl<T: ?Sized, A: Allocator> Arc<T, A> {
     /// ```
     #[must_use]
     #[stable(feature = "rc_as_ptr", since = "1.45.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub fn as_ptr(this: &Self) -> *const T {
         let ptr: *mut ArcInner<T> = NonNull::as_ptr(this.ptr);
 
@@ -3271,7 +3271,7 @@ impl<T> From<T> for Arc<T> {
 }
 
 #[cfg(not(no_global_oom_handling))]
-#[stable(feature = "shared_from_array", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "shared_from_array", since = "1.74.0")]
 impl<T, const N: usize> From<[T; N]> for Arc<[T]> {
     /// Converts a [`[T; N]`](prim@array) into an `Arc<[T]>`.
     ///

alloc/src/vec/mod.rs

@@ -1258,7 +1258,7 @@ impl<T, A: Allocator> Vec<T, A> {
     /// [`as_mut_ptr`]: Vec::as_mut_ptr
     /// [`as_ptr`]: Vec::as_ptr
     #[stable(feature = "vec_as_ptr", since = "1.37.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[inline]
     pub fn as_ptr(&self) -> *const T {
         // We shadow the slice method of the same name to avoid going through
@@ -1318,7 +1318,7 @@ impl<T, A: Allocator> Vec<T, A> {
     /// [`as_mut_ptr`]: Vec::as_mut_ptr
     /// [`as_ptr`]: Vec::as_ptr
     #[stable(feature = "vec_as_ptr", since = "1.37.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[inline]
     pub fn as_mut_ptr(&mut self) -> *mut T {
         // We shadow the slice method of the same name to avoid going through
@@ -3155,7 +3155,7 @@ impl<T: Clone> From<&mut [T]> for Vec<T> {
 }
 
 #[cfg(not(no_global_oom_handling))]
-#[stable(feature = "vec_from_array_ref", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "vec_from_array_ref", since = "1.74.0")]
 impl<T: Clone, const N: usize> From<&[T; N]> for Vec<T> {
     /// Allocate a `Vec<T>` and fill it by cloning `s`'s items.
     ///
@@ -3170,7 +3170,7 @@ impl<T: Clone, const N: usize> From<&[T; N]> for Vec<T> {
 }
 
 #[cfg(not(no_global_oom_handling))]
-#[stable(feature = "vec_from_array_ref", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "vec_from_array_ref", since = "1.74.0")]
 impl<T: Clone, const N: usize> From<&mut [T; N]> for Vec<T> {
     /// Allocate a `Vec<T>` and fill it by cloning `s`'s items.
     ///

core/src/cell.rs

@@ -556,7 +556,7 @@ impl<T: ?Sized> Cell<T> {
     #[inline]
     #[stable(feature = "cell_as_ptr", since = "1.12.0")]
     #[rustc_const_stable(feature = "const_cell_as_ptr", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn as_ptr(&self) -> *mut T {
         self.value.get()
     }
@@ -1112,7 +1112,7 @@ impl<T: ?Sized> RefCell<T> {
     /// ```
     #[inline]
     #[stable(feature = "cell_as_ptr", since = "1.12.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub fn as_ptr(&self) -> *mut T {
         self.value.get()
     }
@@ -2109,7 +2109,7 @@ impl<T: ?Sized> UnsafeCell<T> {
     #[inline(always)]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_stable(feature = "const_unsafecell_get", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn get(&self) -> *mut T {
         // We can just cast the pointer from `UnsafeCell<T>` to `T` because of
         // #[repr(transparent)]. This exploits std's special status, there is
@@ -2253,7 +2253,7 @@ impl<T: ?Sized> SyncUnsafeCell<T> {
     /// when casting to `&mut T`, and ensure that there are no mutations
     /// or mutable aliases going on when casting to `&T`
     #[inline]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn get(&self) -> *mut T {
         self.value.get()
     }

core/src/char/convert.rs

@@ -115,7 +115,7 @@ impl TryFrom<char> for u8 {
 /// failing if the code point is greater than U+FFFF.
 ///
 /// This corresponds to the UCS-2 encoding, as specified in ISO/IEC 10646:2003.
-#[stable(feature = "u16_from_char", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "u16_from_char", since = "1.74.0")]
 impl TryFrom<char> for u16 {
     type Error = TryFromCharError;
 

core/src/cmp.rs

@@ -311,8 +311,7 @@ pub trait Eq: PartialEq<Self> {
     //
     // This should never be implemented by hand.
     #[doc(hidden)]
-    #[cfg_attr(bootstrap, no_coverage)] // rust-lang/rust#84605
-    #[cfg_attr(not(bootstrap), coverage(off))] //
+    #[coverage(off)]
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     fn assert_receiver_is_total_eq(&self) {}
@@ -322,8 +321,7 @@ pub trait Eq: PartialEq<Self> {
 #[rustc_builtin_macro]
 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
 #[allow_internal_unstable(core_intrinsics, derive_eq, structural_match)]
-#[cfg_attr(bootstrap, allow_internal_unstable(no_coverage))]
-#[cfg_attr(not(bootstrap), allow_internal_unstable(coverage_attribute))]
+#[allow_internal_unstable(coverage_attribute)]
 pub macro Eq($item:item) {
     /* compiler built-in */
 }

core/src/ffi/c_str.rs

@@ -487,7 +487,7 @@ impl CStr {
     #[must_use]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_stable(feature = "const_str_as_ptr", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn as_ptr(&self) -> *const c_char {
         self.inner.as_ptr()
     }

core/src/intrinsics/mir.rs

@@ -12,8 +12,7 @@
 //!
 //! Typical usage will look like this:
 //!
-#![cfg_attr(bootstrap, doc = "```rust,ignore")]
-#![cfg_attr(not(bootstrap), doc = "```rust")]
+//! ```rust
 //! #![feature(core_intrinsics, custom_mir)]
 //! #![allow(internal_features)]
 //!
@@ -63,8 +62,7 @@
 //!
 //! # Examples
 //!
-#![cfg_attr(bootstrap, doc = "```rust,ignore")]
-#![cfg_attr(not(bootstrap), doc = "```rust")]
+//! ```rust
 //! #![feature(core_intrinsics, custom_mir)]
 //! #![allow(internal_features)]
 //!
@@ -106,7 +104,6 @@
 //! }
 //!
 //! #[custom_mir(dialect = "runtime", phase = "optimized")]
-#![cfg_attr(bootstrap, doc = "#[cfg(any())]")] // disable the following function in doctests when `bootstrap` is set
 //! fn push_and_pop<T>(v: &mut Vec<T>, value: T) {
 //!     mir!(
 //!         let _unused;
@@ -319,8 +316,7 @@ define!(
     ///
     /// # Examples
     ///
-    #[cfg_attr(bootstrap, doc = "```rust,ignore")]
-    #[cfg_attr(not(bootstrap), doc = "```rust")]
+    /// ```rust
     /// #![allow(internal_features)]
     /// #![feature(custom_mir, core_intrinsics)]
     ///

core/src/lib.rs

@@ -111,8 +111,6 @@
 //
 // Library features:
 // tidy-alphabetical-start
-#![cfg_attr(bootstrap, feature(no_coverage))] // rust-lang/rust#84605
-#![cfg_attr(not(bootstrap), feature(coverage_attribute))] // rust-lang/rust#84605
 #![feature(char_indices_offset)]
 #![feature(const_align_of_val)]
 #![feature(const_align_of_val_raw)]
@@ -174,6 +172,7 @@
 #![feature(const_unsafecell_get_mut)]
 #![feature(const_waker)]
 #![feature(core_panic)]
+#![feature(coverage_attribute)]
 #![feature(duration_consts_float)]
 #![feature(internal_impls_macro)]
 #![feature(ip)]
@@ -197,7 +196,6 @@
 //
 // Language features:
 // tidy-alphabetical-start
-#![cfg_attr(not(bootstrap), feature(effects))]
 #![feature(abi_unadjusted)]
 #![feature(adt_const_params)]
 #![feature(allow_internal_unsafe)]
@@ -221,6 +219,7 @@
 #![feature(doc_cfg)]
 #![feature(doc_cfg_hide)]
 #![feature(doc_notable_trait)]
+#![feature(effects)]
 #![feature(exhaustive_patterns)]
 #![feature(extern_types)]
 #![feature(fundamental)]
@@ -414,13 +413,13 @@ pub mod primitive;
     dead_code,
     unused_imports,
     unsafe_op_in_unsafe_fn,
-    ambiguous_glob_reexports
+    ambiguous_glob_reexports,
+    deprecated_in_future
 )]
 #[allow(rustdoc::bare_urls)]
 // FIXME: This annotation should be moved into rust-lang/stdarch after clashing_extern_declarations is
 // merged. It currently cannot because bootstrap fails as the lint hasn't been defined yet.
 #[allow(clashing_extern_declarations)]
-#[cfg_attr(bootstrap, allow(deprecated_in_future))]
 #[unstable(feature = "stdsimd", issue = "48556")]
 mod core_arch;
 

core/src/mem/mod.rs

@@ -1051,7 +1051,7 @@ pub const fn copy<T: Copy>(x: &T) -> T {
 #[inline]
 #[must_use]
 #[stable(feature = "rust1", since = "1.0.0")]
-#[rustc_const_stable(feature = "const_transmute_copy", since = "CURRENT_RUSTC_VERSION")]
+#[rustc_const_stable(feature = "const_transmute_copy", since = "1.74.0")]
 pub const unsafe fn transmute_copy<Src, Dst>(src: &Src) -> Dst {
     assert!(
         size_of::<Src>() >= size_of::<Dst>(),