Bump to latest beta

library/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);
 

library/alloc/src/sync.rs

@@ -1454,7 +1454,7 @@ 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);
@@ -1479,7 +1479,7 @@ 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);
 

library/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

library/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()
     }
@@ -2107,7 +2107,7 @@ 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
@@ -2251,7 +2251,7 @@ 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()
     }

library/core/src/cmp.rs

@@ -299,8 +299,7 @@ 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) {}
@@ -310,8 +309,7 @@ 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 */
 }

library/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()
     }

library/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)]
     ///

library/core/src/lib.rs

@@ -110,8 +110,7 @@
 //
 // 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
+// rust-lang/rust#84605
 #![feature(char_indices_offset)]
 #![feature(const_align_of_val)]
 #![feature(const_align_of_val_raw)]
@@ -173,6 +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)]
@@ -196,7 +196,6 @@
 //
 // Language features:
 // tidy-alphabetical-start
-#![cfg_attr(not(bootstrap), feature(effects))]
 #![feature(abi_unadjusted)]
 #![feature(adt_const_params)]
 #![feature(allow_internal_unsafe)]
@@ -220,6 +219,7 @@
 #![feature(doc_cfg)]
 #![feature(doc_cfg_hide)]
 #![feature(doc_notable_trait)]
+#![feature(effects)]
 #![feature(exhaustive_patterns)]
 #![feature(extern_types)]
 #![feature(fundamental)]
@@ -412,13 +412,13 @@ 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;
 

library/core/src/num/saturating.rs

@@ -35,9 +35,7 @@ use crate::ops::{Sub, SubAssign};
 #[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy, Default, Hash)]
 #[repr(transparent)]
 #[rustc_diagnostic_item = "Saturating"]
-pub struct Saturating<T>(
-    #[stable(feature = "saturating_int_impl", since = "1.74.0")] pub T,
-);
+pub struct Saturating<T>(#[stable(feature = "saturating_int_impl", since = "1.74.0")] pub T);
 
 #[stable(feature = "saturating_int_impl", since = "1.74.0")]
 impl<T: fmt::Debug> fmt::Debug for Saturating<T> {

library/core/src/panicking.rs

@@ -229,7 +229,6 @@ fn panic_cannot_unwind() -> ! {
 /// pass to `panic_nounwind`.
 /// This function is called directly by the codegen backend, and must not have
 /// any extra arguments (including those synthesized by track_caller).
-#[cfg(not(bootstrap))]
 #[cfg_attr(not(feature = "panic_immediate_abort"), inline(never), cold)]
 #[cfg_attr(feature = "panic_immediate_abort", inline)]
 #[lang = "panic_in_cleanup"] // needed by codegen for panic in nounwind function

library/core/src/ptr/mod.rs

@@ -698,7 +698,7 @@ where
 #[inline(always)]
 #[must_use]
 #[unstable(feature = "ptr_from_ref", issue = "106116")]
-#[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+#[rustc_never_returns_null_ptr]
 #[rustc_diagnostic_item = "ptr_from_ref"]
 pub const fn from_ref<T: ?Sized>(r: &T) -> *const T {
     r
@@ -711,7 +711,7 @@ pub const fn from_ref<T: ?Sized>(r: &T) -> *const T {
 #[inline(always)]
 #[must_use]
 #[unstable(feature = "ptr_from_ref", issue = "106116")]
-#[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+#[rustc_never_returns_null_ptr]
 pub const fn from_mut<T: ?Sized>(r: &mut T) -> *mut T {
     r
 }

library/core/src/ptr/non_null.rs

@@ -338,7 +338,7 @@ impl<T: ?Sized> NonNull<T> {
     /// ```
     #[stable(feature = "nonnull", since = "1.25.0")]
     #[rustc_const_stable(feature = "const_nonnull_as_ptr", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[must_use]
     #[inline(always)]
     pub const fn as_ptr(self) -> *mut T {
@@ -598,7 +598,7 @@ impl<T> NonNull<[T]> {
     #[must_use]
     #[unstable(feature = "slice_ptr_get", issue = "74265")]
     #[rustc_const_unstable(feature = "slice_ptr_get", issue = "74265")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn as_mut_ptr(self) -> *mut T {
         self.as_non_null_ptr().as_ptr()
     }

library/core/src/slice/mod.rs

@@ -730,7 +730,7 @@ impl<T> [T] {
     /// [`as_mut_ptr`]: slice::as_mut_ptr
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_stable(feature = "const_slice_as_ptr", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[inline(always)]
     #[must_use]
     pub const fn as_ptr(&self) -> *const T {
@@ -761,7 +761,7 @@ impl<T> [T] {
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_stable(feature = "const_ptr_offset", since = "1.61.0")]
     #[rustc_allow_const_fn_unstable(const_mut_refs)]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[inline(always)]
     #[must_use]
     pub const fn as_mut_ptr(&mut self) -> *mut T {

library/core/src/str/mod.rs

@@ -386,7 +386,7 @@ impl str {
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_const_stable(feature = "rustc_str_as_ptr", since = "1.32.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[must_use]
     #[inline(always)]
     pub const fn as_ptr(&self) -> *const u8 {
@@ -402,7 +402,7 @@ impl str {
     /// It is your responsibility to make sure that the string slice only gets
     /// modified in a way that it remains valid UTF-8.
     #[stable(feature = "str_as_mut_ptr", since = "1.36.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     #[must_use]
     #[inline(always)]
     pub fn as_mut_ptr(&mut self) -> *mut u8 {

library/core/src/sync/atomic.rs

@@ -1018,7 +1018,7 @@ impl AtomicBool {
     #[inline]
     #[stable(feature = "atomic_as_ptr", since = "1.70.0")]
     #[rustc_const_stable(feature = "atomic_as_ptr", since = "1.70.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn as_ptr(&self) -> *mut bool {
         self.v.get().cast()
     }
@@ -1954,7 +1954,7 @@ impl<T> AtomicPtr<T> {
     #[inline]
     #[stable(feature = "atomic_as_ptr", since = "1.70.0")]
     #[rustc_const_stable(feature = "atomic_as_ptr", since = "1.70.0")]
-    #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+    #[rustc_never_returns_null_ptr]
     pub const fn as_ptr(&self) -> *mut *mut T {
         self.p.get()
     }
@@ -2893,7 +2893,7 @@ macro_rules! atomic_int {
             #[inline]
             #[stable(feature = "atomic_as_ptr", since = "1.70.0")]
             #[rustc_const_stable(feature = "atomic_as_ptr", since = "1.70.0")]
-            #[cfg_attr(not(bootstrap), rustc_never_returns_null_ptr)]
+            #[rustc_never_returns_null_ptr]
             pub const fn as_ptr(&self) -> *mut $int_type {
                 self.v.get()
             }

src/bootstrap/lib.rs

@@ -138,18 +138,9 @@ const EXTRA_CHECK_CFGS: &[(Option<Mode>, &str, Option<&[&'static str]>)] = &[
     (Some(Mode::Std), "freebsd13", None),
     (Some(Mode::Std), "backtrace_in_libstd", None),
     /* Extra values not defined in the built-in targets yet, but used in std */
-    // #[cfg(bootstrap)]
-    (Some(Mode::Std), "target_vendor", Some(&["unikraft"])),
     (Some(Mode::Std), "target_env", Some(&["libnx"])),
-    // #[cfg(bootstrap)] hurd
-    (Some(Mode::Std), "target_os", Some(&["teeos", "hurd"])),
-    (Some(Mode::Rustc), "target_os", Some(&["hurd"])),
-    // #[cfg(bootstrap)] mips32r6, mips64r6
-    (
-        Some(Mode::Std),
-        "target_arch",
-        Some(&["asmjs", "spirv", "nvptx", "xtensa", "mips32r6", "mips64r6", "csky"]),
-    ),
+    // (Some(Mode::Std), "target_os", Some(&[])),
+    (Some(Mode::Std), "target_arch", Some(&["asmjs", "spirv", "nvptx", "xtensa"])),
     /* Extra names used by dependencies */
     // FIXME: Used by serde_json, but we should not be triggering on external dependencies.
     (Some(Mode::Rustc), "no_btreemap_remove_entry", None),