Bump bootstrap compiler to 1.83.0-beta.1

compiler/rustc_const_eval/src/lib.rs

@@ -1,8 +1,6 @@
 // tidy-alphabetical-start
 #![allow(internal_features)]
 #![allow(rustc::diagnostic_outside_of_impl)]
-#![cfg_attr(not(bootstrap), feature(unqualified_local_imports))]
-#![cfg_attr(not(bootstrap), warn(unqualified_local_imports))]
 #![doc(rust_logo)]
 #![feature(assert_matches)]
 #![feature(box_patterns)]
@@ -15,7 +13,9 @@
 #![feature(strict_provenance)]
 #![feature(trait_alias)]
 #![feature(try_blocks)]
+#![feature(unqualified_local_imports)]
 #![feature(yeet_expr)]
+#![warn(unqualified_local_imports)]
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_data_structures/src/steal.rs

@@ -57,7 +57,7 @@ impl<T> Steal<T> {
     ///
     /// This should not be used within rustc as it leaks information not tracked
     /// by the query system, breaking incremental compilation.
-    #[cfg_attr(not(bootstrap), rustc_lint_untracked_query_information)]
+    #[rustc_lint_untracked_query_information]
     pub fn is_stolen(&self) -> bool {
         self.value.borrow().is_none()
     }

compiler/rustc_feature/src/accepted.rs

@@ -116,7 +116,7 @@ declare_features! (
     /// Allows calling constructor functions in `const fn`.
     (accepted, const_constructor, "1.40.0", Some(61456)),
     /// Allows the definition of `const extern fn` and `const unsafe extern fn`.
-    (accepted, const_extern_fn, "CURRENT_RUSTC_VERSION", Some(64926)),
+    (accepted, const_extern_fn, "1.83.0", Some(64926)),
     /// Allows basic arithmetic on floating point types in a `const fn`.
     (accepted, const_fn_floating_point_arithmetic, "1.82.0", Some(57241)),
     /// Allows using and casting function pointers in a `const fn`.
@@ -144,15 +144,15 @@ declare_features! (
     /// Allows the use of `loop` and `while` in constants.
     (accepted, const_loop, "1.46.0", Some(52000)),
     /// Allows using `&mut` in constant functions.
-    (accepted, const_mut_refs, "CURRENT_RUSTC_VERSION", Some(57349)),
+    (accepted, const_mut_refs, "1.83.0", Some(57349)),
     /// Allows panicking during const eval (producing compile-time errors).
     (accepted, const_panic, "1.57.0", Some(51999)),
     /// Allows dereferencing raw pointers during const eval.
     (accepted, const_raw_ptr_deref, "1.58.0", Some(51911)),
     /// Allows references to types with interior mutability within constants
-    (accepted, const_refs_to_cell, "CURRENT_RUSTC_VERSION", Some(80384)),
+    (accepted, const_refs_to_cell, "1.83.0", Some(80384)),
     /// Allows creating pointers and references to `static` items in constants.
-    (accepted, const_refs_to_static, "CURRENT_RUSTC_VERSION", Some(119618)),
+    (accepted, const_refs_to_static, "1.83.0", Some(119618)),
     /// Allows implementing `Copy` for closures where possible (RFC 2132).
     (accepted, copy_closures, "1.26.0", Some(44490)),
     /// Allows `crate` in paths.
@@ -190,7 +190,7 @@ declare_features! (
     /// Allows explicit generic arguments specification with `impl Trait` present.
     (accepted, explicit_generic_args_with_impl_trait, "1.63.0", Some(83701)),
     /// Uses 2024 rules for matching `expr` fragments in macros. Also enables `expr_2021` fragment.
-    (accepted, expr_fragment_specifier_2024, "CURRENT_RUSTC_VERSION", Some(123742)),
+    (accepted, expr_fragment_specifier_2024, "1.83.0", Some(123742)),
     /// Allows arbitrary expressions in key-value attributes at parse time.
     (accepted, extended_key_value_attributes, "1.54.0", Some(78835)),
     /// Allows resolving absolute paths as paths from other crates.

compiler/rustc_feature/src/removed.rs

@@ -156,7 +156,7 @@ declare_features! (
     (removed, no_stack_check, "1.0.0", None, None),
     /// Allows making `dyn Trait` well-formed even if `Trait` is not dyn-compatible (object safe).
     /// Renamed to `dyn_compatible_for_dispatch`.
-    (removed, object_safe_for_dispatch, "CURRENT_RUSTC_VERSION", Some(43561),
+    (removed, object_safe_for_dispatch, "1.83.0", Some(43561),
      Some("renamed to `dyn_compatible_for_dispatch`")),
     /// Allows using `#[on_unimplemented(..)]` on traits.
     /// (Moved to `rustc_attrs`.)
@@ -221,7 +221,7 @@ declare_features! (
     /// Allows using items which are missing stability attributes
     (removed, unmarked_api, "1.0.0", None, None),
     /// Allows unnamed fields of struct and union type
-    (removed, unnamed_fields, "CURRENT_RUSTC_VERSION", Some(49804), Some("feature needs redesign")),
+    (removed, unnamed_fields, "1.83.0", Some(49804), Some("feature needs redesign")),
     (removed, unsafe_no_drop_flag, "1.0.0", None, None),
     /// Allows `union` fields that don't implement `Copy` as long as they don't have any drop glue.
     (removed, untagged_unions, "1.13.0", Some(55149),

compiler/rustc_feature/src/unstable.rs

@@ -228,7 +228,7 @@ declare_features! (
     /// Added for testing unstable lints; perma-unstable.
     (internal, test_unstable_lint, "1.60.0", None),
     /// Helps with formatting for `group_imports = "StdExternalCrate"`.
-    (unstable, unqualified_local_imports, "CURRENT_RUSTC_VERSION", None),
+    (unstable, unqualified_local_imports, "1.83.0", None),
     /// Use for stable + negative coherence and strict coherence depending on trait's
     /// rustc_strict_coherence value.
     (unstable, with_negative_coherence, "1.60.0", None),
@@ -266,7 +266,7 @@ declare_features! (
     /// Renamed from `object_safe_for_dispatch`.
     ///
     /// [^1]: Formerly known as "object safe".
-    (unstable, dyn_compatible_for_dispatch, "CURRENT_RUSTC_VERSION", Some(43561)),
+    (unstable, dyn_compatible_for_dispatch, "1.83.0", Some(43561)),
     /// Allows using the `#[fundamental]` attribute.
     (unstable, fundamental, "1.0.0", Some(29635)),
     /// Allows using `#[link_name="llvm.*"]`.
@@ -360,7 +360,7 @@ declare_features! (
     /// Allows inherent and trait methods with arbitrary self types.
     (unstable, arbitrary_self_types, "1.23.0", Some(44874)),
     /// Allows inherent and trait methods with arbitrary self types that are raw pointers.
-    (unstable, arbitrary_self_types_pointers, "CURRENT_RUSTC_VERSION", Some(44874)),
+    (unstable, arbitrary_self_types_pointers, "1.83.0", Some(44874)),
     /// Enables experimental inline assembly support for additional architectures.
     (unstable, asm_experimental_arch, "1.58.0", Some(93335)),
     /// Allows using `label` operands in inline assembly.
@@ -380,7 +380,7 @@ declare_features! (
     /// Allows using C-variadics.
     (unstable, c_variadic, "1.34.0", Some(44930)),
     /// Allows the use of `#[cfg(<true/false>)]`.
-    (unstable, cfg_boolean_literals, "CURRENT_RUSTC_VERSION", Some(131204)),
+    (unstable, cfg_boolean_literals, "1.83.0", Some(131204)),
     /// Allows the use of `#[cfg(overflow_checks)` to check if integer overflow behaviour.
     (unstable, cfg_overflow_checks, "1.71.0", Some(111466)),
     /// Provides the relocation model information as cfg entry
@@ -498,7 +498,7 @@ declare_features! (
     /// Allows `if let` guard in match arms.
     (unstable, if_let_guard, "1.47.0", Some(51114)),
     /// Rescoping temporaries in `if let` to align with Rust 2024.
-    (unstable, if_let_rescope, "CURRENT_RUSTC_VERSION", Some(124085)),
+    (unstable, if_let_rescope, "1.83.0", Some(124085)),
     /// Allows `impl Trait` to be used inside associated types (RFC 2515).
     (unstable, impl_trait_in_assoc_type, "1.70.0", Some(63063)),
     /// Allows `impl Trait` as output type in `Fn` traits in return position of functions.
@@ -563,11 +563,11 @@ declare_features! (
     /// Allows specifying nop padding on functions for dynamic patching.
     (unstable, patchable_function_entry, "1.81.0", Some(123115)),
     /// Experimental features that make `Pin` more ergonomic.
-    (incomplete, pin_ergonomics, "CURRENT_RUSTC_VERSION", Some(130494)),
+    (incomplete, pin_ergonomics, "1.83.0", Some(130494)),
     /// Allows postfix match `expr.match { ... }`
     (unstable, postfix_match, "1.79.0", Some(121618)),
     /// Allows `use<..>` precise capturign on impl Trait in traits.
-    (unstable, precise_capturing_in_traits, "CURRENT_RUSTC_VERSION", Some(130044)),
+    (unstable, precise_capturing_in_traits, "1.83.0", Some(130044)),
     /// Allows macro attributes on expressions, statements and non-inline modules.
     (unstable, proc_macro_hygiene, "1.30.0", Some(54727)),
     /// Makes `&` and `&mut` patterns eat only one layer of references in Rust 2024.

compiler/rustc_lint/src/if_let_rescope.rs

@@ -24,7 +24,7 @@ declare_lint! {
     /// ### Example
     ///
     /// ```rust,edition2021
-    /// #![cfg_attr(not(bootstrap), feature(if_let_rescope))] // Simplify this in bootstrap bump.
+    /// #![feature(if_let_rescope)]
     /// #![warn(if_let_rescope)]
     /// #![allow(unused_variables)]
     ///

compiler/rustc_lint_defs/src/builtin.rs

@@ -1871,7 +1871,6 @@ declare_lint! {
     /// ### Example
     ///
     /// ```rust,compile_fail
-    /// # #[cfg_attr(bootstrap)] compile_error!(); // Remove this in bootstrap bump.
     /// #![deny(elided_named_lifetimes)]
     /// struct Foo;
     /// impl Foo {

compiler/rustc_next_trait_solver/src/lib.rs

@@ -5,7 +5,7 @@
 //! So if you got to this crate from the old solver, it's totally normal.
 
 // tidy-alphabetical-start
-#![cfg_attr(not(bootstrap), allow(rustc::usage_of_type_ir_inherent))]
+#![allow(rustc::usage_of_type_ir_inherent)]
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_type_ir/src/lib.rs

@@ -1,11 +1,11 @@
 // tidy-alphabetical-start
 #![allow(rustc::usage_of_ty_tykind)]
+#![allow(rustc::usage_of_type_ir_inherent)]
 #![cfg_attr(
     feature = "nightly",
     feature(associated_type_defaults, never_type, rustc_attrs, negative_impls)
 )]
 #![cfg_attr(feature = "nightly", allow(internal_features))]
-#![cfg_attr(not(bootstrap), allow(rustc::usage_of_type_ir_inherent))]
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

library/alloc/src/lib.rs

@@ -162,8 +162,6 @@
 //
 // Language features:
 // tidy-alphabetical-start
-#![cfg_attr(bootstrap, feature(const_mut_refs))]
-#![cfg_attr(bootstrap, feature(const_refs_to_cell))]
 #![cfg_attr(not(test), feature(coroutine_trait))]
 #![cfg_attr(test, feature(panic_update_hook))]
 #![cfg_attr(test, feature(test))]

library/alloc/tests/lib.rs

@@ -5,7 +5,6 @@
 #![feature(btree_extract_if)]
 #![feature(cow_is_borrowed)]
 #![feature(const_heap)]
-#![cfg_attr(bootstrap, feature(const_mut_refs))]
 #![feature(const_try)]
 #![feature(core_intrinsics)]
 #![feature(extract_if)]

library/alloc/tests/vec.rs

@@ -1288,7 +1288,7 @@ fn test_from_iter_specialization_panic_during_iteration_drops() {
 #[test]
 #[cfg_attr(not(panic = "unwind"), ignore = "test requires unwinding support")]
 // FIXME(static_mut_refs): Do not allow `static_mut_refs` lint
-#[cfg_attr(not(bootstrap), allow(static_mut_refs))]
+#[allow(static_mut_refs)]
 fn test_from_iter_specialization_panic_during_drop_doesnt_leak() {
     static mut DROP_COUNTER_OLD: [usize; 5] = [0; 5];
     static mut DROP_COUNTER_NEW: [usize; 2] = [0; 2];

library/core/src/arch.rs

@@ -3,9 +3,6 @@
 #[allow(unused_imports)]
 #[stable(feature = "simd_arch", since = "1.27.0")]
 pub use crate::core_arch::arch::*;
-#[unstable(feature = "naked_functions", issue = "90957")]
-#[cfg(bootstrap)]
-pub use crate::naked_asm;
 
 /// Inline assembly.
 ///
@@ -20,37 +17,6 @@ pub macro asm("assembly template", $(operands,)* $(options($(option),*))?) {
     /* compiler built-in */
 }
 
-/// Inline assembly used in combination with `#[naked]` functions.
-///
-/// Refer to [Rust By Example] for a usage guide and the [reference] for
-/// detailed information about the syntax and available options.
-///
-/// [Rust By Example]: https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html
-/// [reference]: https://doc.rust-lang.org/nightly/reference/inline-assembly.html
-#[unstable(feature = "naked_functions", issue = "90957")]
-#[macro_export]
-#[cfg(bootstrap)]
-macro_rules! naked_asm {
-    ([$last:expr], [$($pushed:expr),*]) => {
-        #[cfg(any(target_arch = "x86_64", target_arch = "x86"))]
-        {
-            core::arch::asm!($($pushed),*, options(att_syntax, noreturn))
-        }
-        #[cfg(not(any(target_arch = "x86_64", target_arch = "x86")))]
-        {
-            core::arch::asm!($($pushed),* , $last, options(noreturn))
-        }
-    };
-
-    ([$first:expr $(, $rest:expr)*], [$($pushed:expr),*]) => {
-        naked_asm!([$($rest),*], [$($pushed,)* $first]);
-    };
-
-    ($($expr:expr),* $(,)?) => {
-        naked_asm!([$($expr),*], []);
-    };
-}
-
 /// Inline assembly used in combination with `#[naked]` functions.
 ///
 /// Refer to [Rust By Example] for a usage guide and the [reference] for
@@ -60,7 +26,6 @@ macro_rules! naked_asm {
 /// [reference]: https://doc.rust-lang.org/nightly/reference/inline-assembly.html
 #[unstable(feature = "naked_functions", issue = "90957")]
 #[rustc_builtin_macro]
-#[cfg(not(bootstrap))]
 pub macro naked_asm("assembly template", $(operands,)* $(options($(option),*))?) {
     /* compiler built-in */
 }

library/core/src/array/mod.rs

@@ -146,8 +146,7 @@ pub const fn from_ref<T>(s: &T) -> &[T; 1] {
 
 /// Converts a mutable reference to `T` into a mutable reference to an array of length 1 (without copying).
 #[stable(feature = "array_from_ref", since = "1.53.0")]
-#[rustc_const_stable(feature = "const_array_from_ref", since = "CURRENT_RUSTC_VERSION")]
-#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
+#[rustc_const_stable(feature = "const_array_from_ref", since = "1.83.0")]
 pub const fn from_mut<T>(s: &mut T) -> &mut [T; 1] {
     // SAFETY: Converting `&mut T` to `&mut [T; 1]` is sound.
     unsafe { &mut *(s as *mut T).cast::<[T; 1]>() }

library/core/src/cell.rs

@@ -515,7 +515,7 @@ impl<T> Cell<T> {
     /// assert_eq!(five, 5);
     /// ```
     #[stable(feature = "move_cell", since = "1.17.0")]
-    #[rustc_const_stable(feature = "const_cell_into_inner", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_cell_into_inner", since = "1.83.0")]
     #[rustc_allow_const_fn_unstable(const_precise_live_drops)]
     pub const fn into_inner(self) -> T {
         self.value.into_inner()
@@ -864,7 +864,7 @@ impl<T> RefCell<T> {
     /// let five = c.into_inner();
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
-    #[rustc_const_stable(feature = "const_cell_into_inner", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_cell_into_inner", since = "1.83.0")]
     #[rustc_allow_const_fn_unstable(const_precise_live_drops)]
     #[inline]
     pub const fn into_inner(self) -> T {
@@ -2108,7 +2108,7 @@ impl<T> UnsafeCell<T> {
     /// ```
     #[inline(always)]
     #[stable(feature = "rust1", since = "1.0.0")]
-    #[rustc_const_stable(feature = "const_cell_into_inner", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_cell_into_inner", since = "1.83.0")]
     #[rustc_allow_const_fn_unstable(const_precise_live_drops)]
     pub const fn into_inner(self) -> T {
         self.value
@@ -2181,8 +2181,7 @@ impl<T: ?Sized> UnsafeCell<T> {
     /// ```
     #[inline(always)]
     #[stable(feature = "unsafe_cell_get_mut", since = "1.50.0")]
-    #[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
-    #[rustc_const_stable(feature = "const_unsafecell_get_mut", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_unsafecell_get_mut", since = "1.83.0")]
     pub const fn get_mut(&mut self) -> &mut T {
         &mut self.value
     }

library/core/src/cell/once.rs

@@ -309,7 +309,7 @@ impl<T> OnceCell<T> {
     /// ```
     #[inline]
     #[stable(feature = "once_cell", since = "1.70.0")]
-    #[rustc_const_stable(feature = "const_cell_into_inner", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_cell_into_inner", since = "1.83.0")]
     #[rustc_allow_const_fn_unstable(const_precise_live_drops)]
     pub const fn into_inner(self) -> Option<T> {
         // Because `into_inner` takes `self` by value, the compiler statically verifies

library/core/src/char/methods.rs

@@ -36,7 +36,7 @@ impl char {
     /// let value_at_min = u32::from(char::MIN);
     /// assert_eq!(char::from_u32(value_at_min), Some('\0'));
     /// ```
-    #[stable(feature = "char_min", since = "CURRENT_RUSTC_VERSION")]
+    #[stable(feature = "char_min", since = "1.83.0")]
     pub const MIN: char = '\0';
 
     /// The highest valid code point a `char` can have, `'\u{10FFFF}'`.
@@ -674,9 +674,8 @@ impl char {
     /// 'ß'.encode_utf8(&mut b);
     /// ```
     #[stable(feature = "unicode_encode_char", since = "1.15.0")]
-    #[rustc_const_stable(feature = "const_char_encode_utf8", since = "CURRENT_RUSTC_VERSION")]
+    #[rustc_const_stable(feature = "const_char_encode_utf8", since = "1.83.0")]
     #[inline]
-    #[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
     pub const fn encode_utf8(self, dst: &mut [u8]) -> &mut str {
         // SAFETY: `char` is not a surrogate, so this is valid UTF-8.
         unsafe { from_utf8_unchecked_mut(encode_utf8_raw(self as u32, dst)) }
@@ -1284,7 +1283,6 @@ impl char {
     #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[rustc_const_stable(feature = "const_make_ascii", since = "CURRENT_RUSTC_VERSION")]
     #[inline]
-    #[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
     pub const fn make_ascii_uppercase(&mut self) {
         *self = self.to_ascii_uppercase();
     }
@@ -1311,7 +1309,6 @@ impl char {
     #[stable(feature = "ascii_methods_on_intrinsics", since = "1.23.0")]
     #[rustc_const_stable(feature = "const_make_ascii", since = "CURRENT_RUSTC_VERSION")]
     #[inline]
-    #[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
     pub const fn make_ascii_lowercase(&mut self) {
         *self = self.to_ascii_lowercase();
     }
@@ -1773,11 +1770,10 @@ const fn len_utf16(code: u32) -> usize {
 /// Panics if the buffer is not large enough.
 /// A buffer of length four is large enough to encode any `char`.
 #[unstable(feature = "char_internals", reason = "exposed only for libstd", issue = "none")]
-#[rustc_const_stable(feature = "const_char_encode_utf8", since = "CURRENT_RUSTC_VERSION")]
+#[rustc_const_stable(feature = "const_char_encode_utf8", since = "1.83.0")]
 #[doc(hidden)]
 #[inline]
 #[rustc_allow_const_fn_unstable(const_eval_select)]
-#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
 pub const fn encode_utf8_raw(code: u32, dst: &mut [u8]) -> &mut [u8] {
     const fn panic_at_const(_code: u32, _len: usize, _dst_len: usize) {
         // Note that we cannot format in constant expressions.