From 461b49d96dd012dd13e172a166b7dad9ed7543d9 Mon Sep 17 00:00:00 2001 From: ultrabear Date: Wed, 18 Sep 2024 19:16:28 -0700 Subject: stabilize `{slice,array}::from_mut` --- library/core/src/array/mod.rs | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'library/core/src/array') diff --git a/library/core/src/array/mod.rs b/library/core/src/array/mod.rs index 24c42bc85dd..a95046162d2 100644 --- a/library/core/src/array/mod.rs +++ b/library/core/src/array/mod.rs @@ -146,7 +146,8 @@ pub const fn from_ref(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_unstable(feature = "const_array_from_ref", issue = "90206")] +#[rustc_const_stable(feature = "const_array_from_ref", since = "CURRENT_RUSTC_VERSION")] +#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))] pub const fn from_mut(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]>() } -- cgit 1.4.1-3-g733a5