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Rollup merge of #139163 - scottmcm:stabilize-exact_div, r=RalfJung

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indirect-const-stabilize the `exact_div` intrinsic

See https://github.com/rust-lang/rust/issues/74985#issuecomment-2759179184
This commit is contained in:
Chris Denton 2025-04-12 21:05:27 +00:00 committed by GitHub
commit 2722e82653
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2 changed files with 1 additions and 6 deletions
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1
library/core/src/intrinsics/mod.rs
View File

@ -2737,6 +2737,7 @@ pub const fn carrying_mul_add<T: ~const fallback::CarryingMulAdd<Unsigned = U>,
/// `x % y != 0` or `y == 0` or `x == T::MIN && y == -1`
///
/// This intrinsic does not have a stable counterpart.
#[rustc_intrinsic_const_stable_indirect]
#[rustc_nounwind]
#[rustc_intrinsic]
pub const unsafe fn exact_div<T: Copy>(x: T, y: T) -> T;

6
library/core/src/slice/mod.rs
View File

@ -1287,7 +1287,6 @@ impl<T> [T] {
/// // let chunks: &[[_; 0]] = slice.as_chunks_unchecked() // Zero-length chunks are never allowed
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[must_use]
pub const unsafe fn as_chunks_unchecked<const N: usize>(&self) -> &[[T; N]] {
@ -1333,7 +1332,6 @@ impl<T> [T] {
/// assert_eq!(chunks, &[['R', 'u'], ['s', 't']]);
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[track_caller]
#[must_use]
@ -1368,7 +1366,6 @@ impl<T> [T] {
/// assert_eq!(chunks, &[['o', 'r'], ['e', 'm']]);
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[track_caller]
#[must_use]
@ -1448,7 +1445,6 @@ impl<T> [T] {
/// // let chunks: &[[_; 0]] = slice.as_chunks_unchecked_mut() // Zero-length chunks are never allowed
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[must_use]
pub const unsafe fn as_chunks_unchecked_mut<const N: usize>(&mut self) -> &mut [[T; N]] {
@ -1489,7 +1485,6 @@ impl<T> [T] {
/// assert_eq!(v, &[1, 1, 2, 2, 9]);
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[track_caller]
#[must_use]
@ -1530,7 +1525,6 @@ impl<T> [T] {
/// assert_eq!(v, &[9, 1, 1, 2, 2]);
/// ```
#[unstable(feature = "slice_as_chunks", issue = "74985")]
#[rustc_const_unstable(feature = "slice_as_chunks", issue = "74985")]
#[inline]
#[track_caller]
#[must_use]