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-rw-r--r--library/core/src/array/iter.rs8
-rw-r--r--library/core/src/array/mod.rs4
-rw-r--r--library/core/src/fmt/float.rs18
-rw-r--r--library/core/src/iter/adapters/copied.rs2
-rw-r--r--library/core/src/iter/adapters/filter.rs2
-rw-r--r--library/core/src/iter/adapters/filter_map.rs2
-rw-r--r--library/core/src/iter/adapters/map_windows.rs5
-rw-r--r--library/core/src/lib.rs2
-rw-r--r--library/core/src/mem/maybe_uninit.rs3
-rw-r--r--library/core/src/net/display_buffer.rs2
-rw-r--r--library/core/src/slice/sort/stable/mod.rs2
11 files changed, 25 insertions, 25 deletions
diff --git a/library/core/src/array/iter.rs b/library/core/src/array/iter.rs
index b314d0536a3..3585bf07b59 100644
--- a/library/core/src/array/iter.rs
+++ b/library/core/src/array/iter.rs
@@ -101,7 +101,6 @@ impl<T, const N: usize> IntoIter<T, N> {
     /// ```
     /// #![feature(array_into_iter_constructors)]
     /// #![feature(maybe_uninit_uninit_array_transpose)]
-    /// #![feature(maybe_uninit_uninit_array)]
     /// use std::array::IntoIter;
     /// use std::mem::MaybeUninit;
     ///
@@ -111,7 +110,7 @@ impl<T, const N: usize> IntoIter<T, N> {
     /// fn next_chunk<T: Copy, const N: usize>(
     ///     it: &mut impl Iterator<Item = T>,
     /// ) -> Result<[T; N], IntoIter<T, N>> {
-    ///     let mut buffer = MaybeUninit::uninit_array();
+    ///     let mut buffer = [const { MaybeUninit::uninit() }; N];
     ///     let mut i = 0;
     ///     while i < N {
     ///         match it.next() {
@@ -203,7 +202,7 @@ impl<T, const N: usize> IntoIter<T, N> {
     #[unstable(feature = "array_into_iter_constructors", issue = "91583")]
     #[rustc_const_unstable(feature = "const_array_into_iter_constructors", issue = "91583")]
     pub const fn empty() -> Self {
-        let buffer = MaybeUninit::uninit_array();
+        let buffer = [const { MaybeUninit::uninit() }; N];
         let initialized = 0..0;
 
         // SAFETY: We're telling it that none of the elements are initialized,
@@ -405,7 +404,8 @@ impl<T: Clone, const N: usize> Clone for IntoIter<T, N> {
     fn clone(&self) -> Self {
         // Note, we don't really need to match the exact same alive range, so
         // we can just clone into offset 0 regardless of where `self` is.
-        let mut new = Self { data: MaybeUninit::uninit_array(), alive: IndexRange::zero_to(0) };
+        let mut new =
+            Self { data: [const { MaybeUninit::uninit() }; N], alive: IndexRange::zero_to(0) };
 
         // Clone all alive elements.
         for (src, dst) in iter::zip(self.as_slice(), &mut new.data) {
diff --git a/library/core/src/array/mod.rs b/library/core/src/array/mod.rs
index 3e4eadbb7c9..8285c64ed29 100644
--- a/library/core/src/array/mod.rs
+++ b/library/core/src/array/mod.rs
@@ -127,7 +127,7 @@ where
     R: Try,
     R::Residual: Residual<[R::Output; N]>,
 {
-    let mut array = MaybeUninit::uninit_array::<N>();
+    let mut array = [const { MaybeUninit::uninit() }; N];
     match try_from_fn_erased(&mut array, cb) {
         ControlFlow::Break(r) => FromResidual::from_residual(r),
         ControlFlow::Continue(()) => {
@@ -918,7 +918,7 @@ impl<T> Drop for Guard<'_, T> {
 pub(crate) fn iter_next_chunk<T, const N: usize>(
     iter: &mut impl Iterator<Item = T>,
 ) -> Result<[T; N], IntoIter<T, N>> {
-    let mut array = MaybeUninit::uninit_array::<N>();
+    let mut array = [const { MaybeUninit::uninit() }; N];
     let r = iter_next_chunk_erased(&mut array, iter);
     match r {
         Ok(()) => {
diff --git a/library/core/src/fmt/float.rs b/library/core/src/fmt/float.rs
index 7f23d3c0956..80c45fce2f0 100644
--- a/library/core/src/fmt/float.rs
+++ b/library/core/src/fmt/float.rs
@@ -35,8 +35,8 @@ fn float_to_decimal_common_exact<T>(
 where
     T: flt2dec::DecodableFloat,
 {
-    let mut buf: [MaybeUninit<u8>; 1024] = MaybeUninit::uninit_array(); // enough for f32 and f64
-    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 4] = MaybeUninit::uninit_array();
+    let mut buf: [MaybeUninit<u8>; 1024] = [MaybeUninit::uninit(); 1024]; // enough for f32 and f64
+    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 4] = [MaybeUninit::uninit(); 4];
     let formatted = flt2dec::to_exact_fixed_str(
         flt2dec::strategy::grisu::format_exact,
         *num,
@@ -62,8 +62,9 @@ where
     T: flt2dec::DecodableFloat,
 {
     // enough for f32 and f64
-    let mut buf: [MaybeUninit<u8>; flt2dec::MAX_SIG_DIGITS] = MaybeUninit::uninit_array();
-    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 4] = MaybeUninit::uninit_array();
+    let mut buf: [MaybeUninit<u8>; flt2dec::MAX_SIG_DIGITS] =
+        [MaybeUninit::uninit(); flt2dec::MAX_SIG_DIGITS];
+    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 4] = [MaybeUninit::uninit(); 4];
     let formatted = flt2dec::to_shortest_str(
         flt2dec::strategy::grisu::format_shortest,
         *num,
@@ -107,8 +108,8 @@ fn float_to_exponential_common_exact<T>(
 where
     T: flt2dec::DecodableFloat,
 {
-    let mut buf: [MaybeUninit<u8>; 1024] = MaybeUninit::uninit_array(); // enough for f32 and f64
-    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 6] = MaybeUninit::uninit_array();
+    let mut buf: [MaybeUninit<u8>; 1024] = [MaybeUninit::uninit(); 1024]; // enough for f32 and f64
+    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 6] = [MaybeUninit::uninit(); 6];
     let formatted = flt2dec::to_exact_exp_str(
         flt2dec::strategy::grisu::format_exact,
         *num,
@@ -135,8 +136,9 @@ where
     T: flt2dec::DecodableFloat,
 {
     // enough for f32 and f64
-    let mut buf: [MaybeUninit<u8>; flt2dec::MAX_SIG_DIGITS] = MaybeUninit::uninit_array();
-    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 6] = MaybeUninit::uninit_array();
+    let mut buf: [MaybeUninit<u8>; flt2dec::MAX_SIG_DIGITS] =
+        [MaybeUninit::uninit(); flt2dec::MAX_SIG_DIGITS];
+    let mut parts: [MaybeUninit<numfmt::Part<'_>>; 6] = [MaybeUninit::uninit(); 6];
     let formatted = flt2dec::to_shortest_exp_str(
         flt2dec::strategy::grisu::format_shortest,
         *num,
diff --git a/library/core/src/iter/adapters/copied.rs b/library/core/src/iter/adapters/copied.rs
index 6d82d1581f7..d772e7b36e0 100644
--- a/library/core/src/iter/adapters/copied.rs
+++ b/library/core/src/iter/adapters/copied.rs
@@ -202,7 +202,7 @@ where
     T: Copy,
 {
     fn spec_next_chunk(&mut self) -> Result<[T; N], array::IntoIter<T, N>> {
-        let mut raw_array = MaybeUninit::uninit_array();
+        let mut raw_array = [const { MaybeUninit::uninit() }; N];
 
         let len = self.len();
 
diff --git a/library/core/src/iter/adapters/filter.rs b/library/core/src/iter/adapters/filter.rs
index a7f1fde6975..ca23d1b13a8 100644
--- a/library/core/src/iter/adapters/filter.rs
+++ b/library/core/src/iter/adapters/filter.rs
@@ -64,7 +64,7 @@ where
     fn next_chunk<const N: usize>(
         &mut self,
     ) -> Result<[Self::Item; N], array::IntoIter<Self::Item, N>> {
-        let mut array: [MaybeUninit<Self::Item>; N] = MaybeUninit::uninit_array();
+        let mut array: [MaybeUninit<Self::Item>; N] = [const { MaybeUninit::uninit() }; N];
 
         struct Guard<'a, T> {
             array: &'a mut [MaybeUninit<T>],
diff --git a/library/core/src/iter/adapters/filter_map.rs b/library/core/src/iter/adapters/filter_map.rs
index 1a5f9e62654..2126619a58a 100644
--- a/library/core/src/iter/adapters/filter_map.rs
+++ b/library/core/src/iter/adapters/filter_map.rs
@@ -68,7 +68,7 @@ where
     fn next_chunk<const N: usize>(
         &mut self,
     ) -> Result<[Self::Item; N], array::IntoIter<Self::Item, N>> {
-        let mut array: [MaybeUninit<Self::Item>; N] = MaybeUninit::uninit_array();
+        let mut array: [MaybeUninit<Self::Item>; N] = [const { MaybeUninit::uninit() }; N];
 
         struct Guard<'a, T> {
             array: &'a mut [MaybeUninit<T>],
diff --git a/library/core/src/iter/adapters/map_windows.rs b/library/core/src/iter/adapters/map_windows.rs
index 5f39b245834..18277512136 100644
--- a/library/core/src/iter/adapters/map_windows.rs
+++ b/library/core/src/iter/adapters/map_windows.rs
@@ -110,7 +110,8 @@ impl<I: Iterator, const N: usize> MapWindowsInner<I, N> {
 impl<T, const N: usize> Buffer<T, N> {
     fn try_from_iter(iter: &mut impl Iterator<Item = T>) -> Option<Self> {
         let first_half = crate::array::iter_next_chunk(iter).ok()?;
-        let buffer = [MaybeUninit::new(first_half).transpose(), MaybeUninit::uninit_array()];
+        let buffer =
+            [MaybeUninit::new(first_half).transpose(), [const { MaybeUninit::uninit() }; N]];
         Some(Self { buffer, start: 0 })
     }
 
@@ -204,7 +205,7 @@ impl<T, const N: usize> Buffer<T, N> {
 impl<T: Clone, const N: usize> Clone for Buffer<T, N> {
     fn clone(&self) -> Self {
         let mut buffer = Buffer {
-            buffer: [MaybeUninit::uninit_array(), MaybeUninit::uninit_array()],
+            buffer: [[const { MaybeUninit::uninit() }; N], [const { MaybeUninit::uninit() }; N]],
             start: self.start,
         };
         buffer.as_uninit_array_mut().write(self.as_array_ref().clone());
diff --git a/library/core/src/lib.rs b/library/core/src/lib.rs
index 2d0b8825f43..d1692729a31 100644
--- a/library/core/src/lib.rs
+++ b/library/core/src/lib.rs
@@ -140,7 +140,6 @@
 #![feature(const_likely)]
 #![feature(const_maybe_uninit_as_mut_ptr)]
 #![feature(const_maybe_uninit_assume_init)]
-#![feature(const_maybe_uninit_uninit_array)]
 #![feature(const_nonnull_new)]
 #![feature(const_num_midpoint)]
 #![feature(const_option)]
@@ -177,7 +176,6 @@
 #![feature(is_ascii_octdigit)]
 #![feature(isqrt)]
 #![feature(link_cfg)]
-#![feature(maybe_uninit_uninit_array)]
 #![feature(offset_of_enum)]
 #![feature(offset_of_nested)]
 #![feature(panic_internals)]
diff --git a/library/core/src/mem/maybe_uninit.rs b/library/core/src/mem/maybe_uninit.rs
index 4175d4a3329..24ebe33bb2c 100644
--- a/library/core/src/mem/maybe_uninit.rs
+++ b/library/core/src/mem/maybe_uninit.rs
@@ -917,11 +917,10 @@ impl<T> MaybeUninit<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(maybe_uninit_uninit_array)]
     /// #![feature(maybe_uninit_array_assume_init)]
     /// use std::mem::MaybeUninit;
     ///
-    /// let mut array: [MaybeUninit<i32>; 3] = MaybeUninit::uninit_array();
+    /// let mut array: [MaybeUninit<i32>; 3] = [MaybeUninit::uninit(); 3];
     /// array[0].write(0);
     /// array[1].write(1);
     /// array[2].write(2);
diff --git a/library/core/src/net/display_buffer.rs b/library/core/src/net/display_buffer.rs
index b7e778605fc..6619c85f483 100644
--- a/library/core/src/net/display_buffer.rs
+++ b/library/core/src/net/display_buffer.rs
@@ -11,7 +11,7 @@ pub struct DisplayBuffer<const SIZE: usize> {
 impl<const SIZE: usize> DisplayBuffer<SIZE> {
     #[inline]
     pub const fn new() -> Self {
-        Self { buf: MaybeUninit::uninit_array(), len: 0 }
+        Self { buf: [MaybeUninit::uninit(); SIZE], len: 0 }
     }
 
     #[inline]
diff --git a/library/core/src/slice/sort/stable/mod.rs b/library/core/src/slice/sort/stable/mod.rs
index 3d3fe2e70b7..18f7b2ac54a 100644
--- a/library/core/src/slice/sort/stable/mod.rs
+++ b/library/core/src/slice/sort/stable/mod.rs
@@ -104,7 +104,7 @@ struct AlignedStorage<T, const N: usize> {
 
 impl<T, const N: usize> AlignedStorage<T, N> {
     fn new() -> Self {
-        Self { _align: [], storage: MaybeUninit::uninit_array() }
+        Self { _align: [], storage: [const { MaybeUninit::uninit() }; N] }
     }
 
     fn as_uninit_slice_mut(&mut self) -> &mut [MaybeUninit<T>] {
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2025-10-30 17:06:40 +0000