From c85a742cb12491b1f138c5d208f9c0cc5434dd77 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gabriel=20Bj=C3=B8rnager=20Jensen?= <gabriel@achernar.io>
Date: Fri, 22 Nov 2024 09:44:08 +0100
Subject: [PATCH] Mark '<[T; N]>::as_mut_slice' as 'const';

---
 library/core/src/array/mod.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/library/core/src/array/mod.rs b/library/core/src/array/mod.rs
index 4764d7f0b0fe0..a9d6a1d6a5daa 100644
--- a/library/core/src/array/mod.rs
+++ b/library/core/src/array/mod.rs
@@ -577,7 +577,8 @@ impl<T, const N: usize> [T; N] {
     /// Returns a mutable slice containing the entire array. Equivalent to
     /// `&mut s[..]`.
     #[stable(feature = "array_as_slice", since = "1.57.0")]
-    pub fn as_mut_slice(&mut self) -> &mut [T] {
+    #[rustc_const_unstable(feature = "const_array_as_mut_slice", issue = "133333")]
+    pub const fn as_mut_slice(&mut self) -> &mut [T] {
         self
     }