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Stabilize const unchecked conversion from u32 to char

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This commit is contained in:
David Tolnay 2024-06-25 10:55:33 -07:00
parent d929a42a66
commit 9d3c79bcd0
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GPG Key ID: F9BA143B95FF6D82
3 changed files with 5 additions and 3 deletions
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5
library/core/src/char/methods.rs
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@ -223,7 +223,10 @@ pub const fn from_u32(i: u32) -> Option<char> {
/// assert_eq!('❤', c); /// assert_eq!('❤', c);
/// ``` /// ```
#[stable(feature = "assoc_char_funcs", since = "1.52.0")] #[stable(feature = "assoc_char_funcs", since = "1.52.0")]
#[rustc_const_unstable(feature = "const_char_from_u32_unchecked", issue = "89259")] #[rustc_const_stable(
feature = "const_char_from_u32_unchecked",
since = "CURRENT_RUSTC_VERSION"
)]
#[must_use] #[must_use]
#[inline] #[inline]
pub const unsafe fn from_u32_unchecked(i: u32) -> char { pub const unsafe fn from_u32_unchecked(i: u32) -> char {

2
library/core/src/char/mod.rs
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@ -123,7 +123,7 @@ pub const fn from_u32(i: u32) -> Option<char> {
/// Converts a `u32` to a `char`, ignoring validity. Use [`char::from_u32_unchecked`]. /// Converts a `u32` to a `char`, ignoring validity. Use [`char::from_u32_unchecked`].
/// instead. /// instead.
#[stable(feature = "char_from_unchecked", since = "1.5.0")] #[stable(feature = "char_from_unchecked", since = "1.5.0")]
#[rustc_const_unstable(feature = "const_char_from_u32_unchecked", issue = "89259")] #[rustc_const_stable(feature = "const_char_from_u32_unchecked", since = "CURRENT_RUSTC_VERSION")]
#[must_use] #[must_use]
#[inline] #[inline]
pub const unsafe fn from_u32_unchecked(i: u32) -> char { pub const unsafe fn from_u32_unchecked(i: u32) -> char {

1
library/core/src/lib.rs
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@ -122,7 +122,6 @@
#![feature(const_bigint_helper_methods)] #![feature(const_bigint_helper_methods)]
#![feature(const_black_box)] #![feature(const_black_box)]
#![feature(const_cell_into_inner)] #![feature(const_cell_into_inner)]
#![feature(const_char_from_u32_unchecked)]
#![feature(const_eval_select)] #![feature(const_eval_select)]
#![feature(const_exact_div)] #![feature(const_exact_div)]
#![feature(const_float_bits_conv)] #![feature(const_float_bits_conv)]