Auto merge of #98673 - pietroalbini:pa-bootstrap-update, r=Mark-Simulacrum

Bump bootstrap compiler

r? `@Mark-Simulacrum`

4 files changed, 6 insertions, 42 deletions

diff --git a/library/alloc/src/boxed.rs b/library/alloc/src/boxed.rs
index cc395759b20..d83bab7bbbd 100644
--- a/library/alloc/src/boxed.rs
+++ b/library/alloc/src/boxed.rs
@@ -206,7 +206,7 @@ impl<T> Box<T> {
     /// ```
     /// let five = Box::new(5);
     /// ```
-    #[cfg(all(not(no_global_oom_handling), not(bootstrap)))]
+    #[cfg(all(not(no_global_oom_handling)))]
     #[inline(always)]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[must_use]
@@ -215,23 +215,6 @@ impl<T> Box<T> {
         Box::new(x)
     }
 
-    /// Allocates memory on the heap and then places `x` into it.
-    ///
-    /// This doesn't actually allocate if `T` is zero-sized.
-    ///
-    /// # Examples
-    ///
-    /// ```
-    /// let five = Box::new(5);
-    /// ```
-    #[cfg(all(not(no_global_oom_handling), bootstrap))]
-    #[inline(always)]
-    #[stable(feature = "rust1", since = "1.0.0")]
-    #[must_use]
-    pub fn new(x: T) -> Self {
-        box x
-    }
-
     /// Constructs a new box with uninitialized contents.
     ///
     /// # Examples
@@ -296,7 +279,7 @@ impl<T> Box<T> {
     #[must_use]
     #[inline(always)]
     pub fn pin(x: T) -> Pin<Box<T>> {
-        (#[cfg_attr(not(bootstrap), rustc_box)]
+        (#[rustc_box]
         Box::new(x))
         .into()
     }
@@ -1255,7 +1238,7 @@ unsafe impl<#[may_dangle] T: ?Sized, A: Allocator> Drop for Box<T, A> {
 impl<T: Default> Default for Box<T> {
     /// Creates a `Box<T>`, with the `Default` value for T.
     fn default() -> Self {
-        #[cfg_attr(not(bootstrap), rustc_box)]
+        #[rustc_box]
         Box::new(T::default())
     }
 }
@@ -1628,7 +1611,7 @@ impl<T, const N: usize> From<[T; N]> for Box<[T]> {
     /// println!("{boxed:?}");
     /// ```
     fn from(array: [T; N]) -> Box<[T]> {
-        #[cfg_attr(not(bootstrap), rustc_box)]
+        #[rustc_box]
         Box::new(array)
     }
 }
diff --git a/library/alloc/src/lib.rs b/library/alloc/src/lib.rs
index c08caa7b93e..d3816d70b63 100644
--- a/library/alloc/src/lib.rs
+++ b/library/alloc/src/lib.rs
@@ -149,7 +149,6 @@
 #![feature(allocator_internals)]
 #![feature(allow_internal_unstable)]
 #![feature(associated_type_bounds)]
-#![cfg_attr(bootstrap, feature(box_syntax))]
 #![feature(cfg_sanitize)]
 #![feature(const_deref)]
 #![feature(const_mut_refs)]
diff --git a/library/alloc/src/macros.rs b/library/alloc/src/macros.rs
index 37898b6655f..88eb6aa7a83 100644
--- a/library/alloc/src/macros.rs
+++ b/library/alloc/src/macros.rs
@@ -34,7 +34,7 @@
 /// be mindful of side effects.
 ///
 /// [`Vec`]: crate::vec::Vec
-#[cfg(all(not(no_global_oom_handling), not(test), not(bootstrap)))]
+#[cfg(all(not(no_global_oom_handling), not(test)))]
 #[macro_export]
 #[stable(feature = "rust1", since = "1.0.0")]
 #[rustc_diagnostic_item = "vec_macro"]
@@ -54,24 +54,6 @@ macro_rules! vec {
     );
 }
 
-/// Creates a `Vec` containing the arguments (bootstrap version).
-#[cfg(all(not(no_global_oom_handling), not(test), bootstrap))]
-#[macro_export]
-#[stable(feature = "rust1", since = "1.0.0")]
-#[rustc_diagnostic_item = "vec_macro"]
-#[allow_internal_unstable(box_syntax, liballoc_internals)]
-macro_rules! vec {
-    () => (
-        $crate::__rust_force_expr!($crate::vec::Vec::new())
-    );
-    ($elem:expr; $n:expr) => (
-        $crate::__rust_force_expr!($crate::vec::from_elem($elem, $n))
-    );
-    ($($x:expr),+ $(,)?) => (
-        $crate::__rust_force_expr!(<[_]>::into_vec(box [$($x),+]))
-    );
-}
-
 // HACK(japaric): with cfg(test) the inherent `[T]::into_vec` method, which is
 // required for this macro definition, is not available. Instead use the
 // `slice::into_vec`  function which is only available with cfg(test)
diff --git a/library/alloc/src/vec/mod.rs b/library/alloc/src/vec/mod.rs
index e25f98d8aa6..05370576661 100644
--- a/library/alloc/src/vec/mod.rs
+++ b/library/alloc/src/vec/mod.rs
@@ -3017,7 +3017,7 @@ impl<T, const N: usize> From<[T; N]> for Vec<T> {
     #[cfg(not(test))]
     fn from(s: [T; N]) -> Vec<T> {
         <[T]>::into_vec(
-            #[cfg_attr(not(bootstrap), rustc_box)]
+            #[rustc_box]
             Box::new(s),
         )
     }