Update bootstrap compiler to 1.73.0 beta

compiler/rustc_abi/src/lib.rs

@@ -1,5 +1,5 @@
 #![cfg_attr(feature = "nightly", feature(step_trait, rustc_attrs, min_specialization))]
-#![cfg_attr(all(not(bootstrap), feature = "nightly"), allow(internal_features))]
+#![cfg_attr(feature = "nightly", allow(internal_features))]
 
 use std::fmt;
 #[cfg(feature = "nightly")]

compiler/rustc_arena/src/lib.rs

@@ -24,7 +24,7 @@
 #![deny(unsafe_op_in_unsafe_fn)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 #![allow(clippy::mut_from_ref)] // Arena allocators are one of the places where this pattern is fine.
 
 use smallvec::SmallVec;

compiler/rustc_borrowck/src/lib.rs

@@ -11,7 +11,7 @@
 #![feature(trusted_step)]
 #![feature(try_blocks)]
 #![recursion_limit = "256"]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_middle;

compiler/rustc_data_structures/src/lib.rs

@@ -37,7 +37,7 @@
 #![allow(rustc::potential_query_instability)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 #![deny(unsafe_op_in_unsafe_fn)]
 
 #[macro_use]

compiler/rustc_error_messages/src/lib.rs

@@ -4,7 +4,7 @@
 #![feature(type_alias_impl_trait)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate tracing;

compiler/rustc_errors/src/lib.rs

@@ -15,7 +15,7 @@
 #![feature(box_patterns)]
 #![feature(error_reporter)]
 #![allow(incomplete_features)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_macros;

compiler/rustc_expand/src/lib.rs

@@ -11,7 +11,7 @@
 #![feature(try_blocks)]
 #![recursion_limit = "256"]
 #![deny(rustc::untranslatable_diagnostic)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_macros;

compiler/rustc_feature/src/active.rs

@@ -282,7 +282,7 @@ declare_features! (
     (active, arm_target_feature, "1.27.0", Some(44839), None),
     (active, avx512_target_feature, "1.27.0", Some(44839), None),
     (active, bpf_target_feature, "1.54.0", Some(44839), None),
-    (active, csky_target_feature, "CURRENT_RUSTC_VERSION", Some(44839), None),
+    (active, csky_target_feature, "1.73.0", Some(44839), None),
     (active, ermsb_target_feature, "1.49.0", Some(44839), None),
     (active, hexagon_target_feature, "1.27.0", Some(44839), None),
     (active, mips_target_feature, "1.27.0", Some(44839), None),
@@ -315,7 +315,7 @@ declare_features! (
     /// Allows `extern "ptx-*" fn()`.
     (active, abi_ptx, "1.15.0", Some(38788), None),
     /// Allows `extern "riscv-interrupt-m" fn()` and `extern "riscv-interrupt-s" fn()`.
-    (active, abi_riscv_interrupt, "CURRENT_RUSTC_VERSION", Some(111889), None),
+    (active, abi_riscv_interrupt, "1.73.0", Some(111889), None),
     /// Allows `extern "x86-interrupt" fn()`.
     (active, abi_x86_interrupt, "1.17.0", Some(40180), None),
     /// Allows additional const parameter types, such as `&'static str` or user defined types
@@ -341,7 +341,7 @@ declare_features! (
     /// Allows async functions to be declared, implemented, and used in traits.
     (active, async_fn_in_trait, "1.66.0", Some(91611), None),
     /// Allows `#[track_caller]` on async functions.
-    (active, async_fn_track_caller, "CURRENT_RUSTC_VERSION", Some(110011), None),
+    (active, async_fn_track_caller, "1.73.0", Some(110011), None),
     /// Allows builtin # foo() syntax
     (active, builtin_syntax, "1.71.0", Some(110680), None),
     /// Allows `c"foo"` literals.
@@ -353,7 +353,7 @@ declare_features! (
     /// Allows the use of `#[cfg(overflow_checks)` to check if integer overflow behaviour.
     (active, cfg_overflow_checks, "1.71.0", Some(111466), None),
     /// Provides the relocation model information as cfg entry
-    (active, cfg_relocation_model, "CURRENT_RUSTC_VERSION", Some(114929), None),
+    (active, cfg_relocation_model, "1.73.0", Some(114929), None),
     /// Allows the use of `#[cfg(sanitize = "option")]`; set when -Zsanitizer is used.
     (active, cfg_sanitize, "1.41.0", Some(39699), None),
     /// Allows `cfg(target_abi = "...")`.
@@ -411,7 +411,7 @@ declare_features! (
     /// Allows having using `suggestion` in the `#[deprecated]` attribute.
     (active, deprecated_suggestion, "1.61.0", Some(94785), None),
     /// Allows using the `#[diagnostic]` attribute tool namespace
-    (active, diagnostic_namespace, "CURRENT_RUSTC_VERSION", Some(94785), None),
+    (active, diagnostic_namespace, "1.73.0", Some(94785), None),
     /// Controls errors in trait implementations.
     (active, do_not_recommend, "1.67.0", Some(51992), None),
     /// Tells rustdoc to automatically generate `#[doc(cfg(...))]`.
@@ -456,7 +456,7 @@ declare_features! (
     /// Allows non-trivial generic constants which have to have wfness manually propagated to callers
     (incomplete, generic_const_exprs, "1.56.0", Some(76560), None),
     /// Allows generic parameters and where-clauses on free & associated const items.
-    (incomplete, generic_const_items, "CURRENT_RUSTC_VERSION", Some(113521), None),
+    (incomplete, generic_const_items, "1.73.0", Some(113521), None),
     /// Allows using `..=X` as a patterns in slices.
     (active, half_open_range_patterns_in_slices, "1.66.0", Some(67264), None),
     /// Allows `if let` guard in match arms.

compiler/rustc_hir/src/lib.rs

@@ -13,7 +13,7 @@
 #![recursion_limit = "256"]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_macros;

compiler/rustc_index/src/lib.rs

@@ -12,7 +12,7 @@
         test
     )
 )]
-#![cfg_attr(all(not(bootstrap), feature = "nightly"), allow(internal_features))]
+#![cfg_attr(feature = "nightly", allow(internal_features))]
 
 #[cfg(feature = "nightly")]
 pub mod bit_set;

compiler/rustc_lint/src/lib.rs

@@ -40,7 +40,7 @@
 #![recursion_limit = "256"]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_middle;

compiler/rustc_macros/src/lib.rs

@@ -7,7 +7,7 @@
 #![allow(rustc::default_hash_types)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 #![recursion_limit = "128"]
 
 use synstructure::decl_derive;

compiler/rustc_middle/src/lib.rs

@@ -63,7 +63,7 @@
 #![feature(macro_metavar_expr)]
 #![recursion_limit = "512"]
 #![allow(rustc::potential_query_instability)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate bitflags;

compiler/rustc_parse/src/lib.rs

@@ -8,7 +8,7 @@
 #![feature(never_type)]
 #![feature(rustc_attrs)]
 #![recursion_limit = "256"]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate tracing;

compiler/rustc_query_impl/src/lib.rs

@@ -11,7 +11,7 @@
 #![allow(rustc::potential_query_instability, unused_parens)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_middle;

compiler/rustc_resolve/src/lib.rs

@@ -18,7 +18,7 @@
 #![recursion_limit = "256"]
 #![allow(rustdoc::private_intra_doc_links)]
 #![allow(rustc::potential_query_instability)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate tracing;

compiler/rustc_session/src/lib.rs

@@ -10,7 +10,7 @@
 #![allow(rustc::potential_query_instability)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_macros;

compiler/rustc_span/src/lib.rs

@@ -23,7 +23,7 @@
 #![feature(round_char_boundary)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate rustc_macros;

compiler/rustc_target/src/lib.rs

@@ -19,7 +19,7 @@
 #![feature(step_trait)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 use std::path::{Path, PathBuf};
 

compiler/rustc_type_ir/src/lib.rs

@@ -6,7 +6,7 @@
 #![feature(unwrap_infallible)]
 #![deny(rustc::untranslatable_diagnostic)]
 #![deny(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[macro_use]
 extern crate bitflags;

library/alloc/src/lib.rs

@@ -88,8 +88,8 @@
 #![warn(missing_docs)]
 #![allow(explicit_outlives_requirements)]
 #![warn(multiple_supertrait_upcastable)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
-#![cfg_attr(not(bootstrap), allow(rustdoc::redundant_explicit_links))]
+#![allow(internal_features)]
+#![allow(rustdoc::redundant_explicit_links)]
 //
 // Library features:
 // tidy-alphabetical-start

library/alloc/src/rc.rs

@@ -2719,7 +2719,7 @@ impl<T> Weak<T> {
     /// ```
     #[inline]
     #[stable(feature = "downgraded_weak", since = "1.10.0")]
-    #[rustc_const_stable(feature = "const_weak_new", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_weak_new", since = "1.73.0")]
     #[must_use]
     pub const fn new() -> Weak<T> {
         Weak {

library/alloc/src/sync.rs

@@ -2501,7 +2501,7 @@ impl<T> Weak<T> {
     /// ```
     #[inline]
     #[stable(feature = "downgraded_weak", since = "1.10.0")]
-    #[rustc_const_stable(feature = "const_weak_new", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_weak_new", since = "1.73.0")]
     #[must_use]
     pub const fn new() -> Weak<T> {
         Weak {

library/alloc/tests/vec.rs

@@ -2499,7 +2499,6 @@ fn test_into_flattened_size_overflow() {
     let _ = v.into_flattened();
 }
 
-#[cfg(not(bootstrap))]
 #[test]
 fn test_box_zero_allocator() {
     use core::{alloc::AllocError, cell::RefCell};

library/core/src/cell.rs

@@ -1893,8 +1893,7 @@ impl<T: ?Sized + fmt::Display> fmt::Display for RefMut<'_, T> {
 /// on an _exclusive_ `UnsafeCell<T>`. Even though `T` and `UnsafeCell<T>` have the
 /// same memory layout, the following is not allowed and undefined behavior:
 ///
-#[cfg_attr(bootstrap, doc = "```rust,no_run")]
-#[cfg_attr(not(bootstrap), doc = "```rust,compile_fail")]
+/// ```rust,compile_fail
 /// # use std::cell::UnsafeCell;
 /// unsafe fn not_allowed<T>(ptr: &UnsafeCell<T>) -> &mut T {
 ///   let t = ptr as *const UnsafeCell<T> as *mut T;

library/core/src/intrinsics.rs

@@ -2399,7 +2399,6 @@ extern "rust-intrinsic" {
     /// that differs.  That allows optimizations that can read in large chunks.
     ///
     /// [valid]: crate::ptr#safety
-    #[cfg(not(bootstrap))]
     #[rustc_const_unstable(feature = "const_intrinsic_compare_bytes", issue = "none")]
     #[rustc_nounwind]
     pub fn compare_bytes(left: *const u8, right: *const u8, bytes: usize) -> i32;
@@ -2844,18 +2843,3 @@ pub const unsafe fn write_bytes<T>(dst: *mut T, val: u8, count: usize) {
         write_bytes(dst, val, count)
     }
 }
-
-/// Backfill for bootstrap
-#[cfg(bootstrap)]
-pub unsafe fn compare_bytes(left: *const u8, right: *const u8, bytes: usize) -> i32 {
-    extern "C" {
-        fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> crate::ffi::c_int;
-    }
-
-    if bytes != 0 {
-        // SAFETY: Since bytes is non-zero, the caller has met `memcmp`'s requirements.
-        unsafe { memcmp(left, right, bytes).into() }
-    } else {
-        0
-    }
-}

library/core/src/intrinsics/mir.rs

@@ -14,7 +14,7 @@
 //!
 //! ```rust
 //! #![feature(core_intrinsics, custom_mir)]
-#![cfg_attr(not(bootstrap), doc = "#![allow(internal_features)]")]
+//! #![allow(internal_features)]
 //!
 //! use core::intrinsics::mir::*;
 //!
@@ -64,7 +64,7 @@
 //!
 //! ```rust
 //! #![feature(core_intrinsics, custom_mir)]
-#![cfg_attr(not(bootstrap), doc = "#![allow(internal_features)]")]
+//! #![allow(internal_features)]
 //!
 //! use core::intrinsics::mir::*;
 //!
@@ -318,7 +318,7 @@ define!(
     /// # Examples
     ///
     /// ```rust
-    #[cfg_attr(not(bootstrap), doc = "#![allow(internal_features)]")]
+    /// #![allow(internal_features)]
     /// #![feature(custom_mir, core_intrinsics)]
     ///
     /// use core::intrinsics::mir::*;

library/core/src/lib.rs

@@ -96,9 +96,9 @@
 #![allow(explicit_outlives_requirements)]
 #![allow(incomplete_features)]
 #![warn(multiple_supertrait_upcastable)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 // Do not check link redundancy on bootstraping phase
-#![cfg_attr(not(bootstrap), allow(rustdoc::redundant_explicit_links))]
+#![allow(rustdoc::redundant_explicit_links)]
 //
 // Library features:
 // tidy-alphabetical-start

library/core/src/num/uint_macros.rs

@@ -2077,8 +2077,8 @@ macro_rules! uint_impl {
         /// ```
         #[doc = concat!("assert_eq!(7_", stringify!($SelfT), ".div_ceil(4), 2);")]
         /// ```
-        #[stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "int_roundings1", since = "1.73.0")]
+        #[rustc_const_stable(feature = "int_roundings1", since = "1.73.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -2113,8 +2113,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(16_", stringify!($SelfT), ".next_multiple_of(8), 16);")]
         #[doc = concat!("assert_eq!(23_", stringify!($SelfT), ".next_multiple_of(8), 24);")]
         /// ```
-        #[stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "int_roundings1", since = "1.73.0")]
+        #[rustc_const_stable(feature = "int_roundings1", since = "1.73.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]
@@ -2140,8 +2140,8 @@ macro_rules! uint_impl {
         #[doc = concat!("assert_eq!(1_", stringify!($SelfT), ".checked_next_multiple_of(0), None);")]
         #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MAX.checked_next_multiple_of(2), None);")]
         /// ```
-        #[stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
-        #[rustc_const_stable(feature = "int_roundings1", since = "CURRENT_RUSTC_VERSION")]
+        #[stable(feature = "int_roundings1", since = "1.73.0")]
+        #[rustc_const_stable(feature = "int_roundings1", since = "1.73.0")]
         #[must_use = "this returns the result of the operation, \
                       without modifying the original"]
         #[inline]

library/core/src/ptr/non_null.rs

@@ -367,7 +367,7 @@ impl<T: ?Sized> NonNull<T> {
     ///
     /// [the module documentation]: crate::ptr#safety
     #[stable(feature = "nonnull", since = "1.25.0")]
-    #[rustc_const_stable(feature = "const_nonnull_as_ref", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_nonnull_as_ref", since = "1.73.0")]
     #[must_use]
     #[inline(always)]
     pub const unsafe fn as_ref<'a>(&self) -> &'a T {

library/core/src/str/traits.rs

@@ -265,7 +265,7 @@ unsafe impl SliceIndex<str> for ops::Range<usize> {
 /// inclusion/exclusion) does not point to the starting byte offset of
 /// a character (as defined by `is_char_boundary`), if `begin > end`, or if
 /// `end > len`.
-#[stable(feature = "slice_index_str_with_ops_bound_pair", since = "CURRENT_RUSTC_VERSION")]
+#[stable(feature = "slice_index_str_with_ops_bound_pair", since = "1.73.0")]
 unsafe impl SliceIndex<str> for (ops::Bound<usize>, ops::Bound<usize>) {
     type Output = str;
 

library/panic_abort/src/lib.rs

@@ -14,7 +14,7 @@
 #![feature(staged_api)]
 #![feature(rustc_attrs)]
 #![feature(c_unwind)]
-#![cfg_attr(not(bootstrap), allow(internal_features))]
+#![allow(internal_features)]
 
 #[cfg(target_os = "android")]
 mod android;