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rm const traits in libcore

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This commit is contained in:
Deadbeef
2023-04-16 06:49:27 +00:00
parent 2a71115261
commit 76dbe29104
58 changed files with 475 additions and 868 deletions
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25
library/core/src/array/mod.rs
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@@ -148,8 +148,7 @@ impl Error for TryFromSliceError {
}
#[stable(feature = "try_from_slice_error", since = "1.36.0")]
#[rustc_const_unstable(feature = "const_convert", issue = "88674")]
impl const From<Infallible> for TryFromSliceError {
impl From<Infallible> for TryFromSliceError {
fn from(x: Infallible) -> TryFromSliceError {
match x {}
}
@@ -172,16 +171,14 @@ impl<T, const N: usize> AsMut<[T]> for [T; N] {
}
#[stable(feature = "array_borrow", since = "1.4.0")]
#[rustc_const_unstable(feature = "const_borrow", issue = "91522")]
impl<T, const N: usize> const Borrow<[T]> for [T; N] {
impl<T, const N: usize> Borrow<[T]> for [T; N] {
fn borrow(&self) -> &[T] {
self
}
}
#[stable(feature = "array_borrow", since = "1.4.0")]
#[rustc_const_unstable(feature = "const_borrow", issue = "91522")]
impl<T, const N: usize> const BorrowMut<[T]> for [T; N] {
impl<T, const N: usize> BorrowMut<[T]> for [T; N] {
fn borrow_mut(&mut self) -> &mut [T] {
self
}
@@ -336,10 +333,9 @@ impl<'a, T, const N: usize> IntoIterator for &'a mut [T; N] {
}
#[stable(feature = "index_trait_on_arrays", since = "1.50.0")]
#[rustc_const_unstable(feature = "const_slice_index", issue = "none")]
impl<T, I, const N: usize> const Index<I> for [T; N]
impl<T, I, const N: usize> Index<I> for [T; N]
where
[T]: ~const Index<I>,
[T]: Index<I>,
{
type Output = <[T] as Index<I>>::Output;
@@ -350,10 +346,9 @@ where
}
#[stable(feature = "index_trait_on_arrays", since = "1.50.0")]
#[rustc_const_unstable(feature = "const_slice_index", issue = "none")]
impl<T, I, const N: usize> const IndexMut<I> for [T; N]
impl<T, I, const N: usize> IndexMut<I> for [T; N]
where
[T]: ~const IndexMut<I>,
[T]: IndexMut<I>,
{
#[inline]
fn index_mut(&mut self, index: I) -> &mut Self::Output {
@@ -435,8 +430,7 @@ impl<T: Copy> SpecArrayClone for T {
macro_rules! array_impl_default {
{$n:expr, $t:ident $($ts:ident)*} => {
#[stable(since = "1.4.0", feature = "array_default")]
#[rustc_const_unstable(feature = "const_default_impls", issue = "87864")]
impl<T> const Default for [T; $n] where T: ~const Default {
impl<T> Default for [T; $n] where T: Default {
fn default() -> [T; $n] {
[$t::default(), $($ts::default()),*]
}
@@ -445,8 +439,7 @@ macro_rules! array_impl_default {
};
{$n:expr,} => {
#[stable(since = "1.4.0", feature = "array_default")]
#[rustc_const_unstable(feature = "const_default_impls", issue = "87864")]
impl<T> const Default for [T; $n] {
impl<T> Default for [T; $n] {
fn default() -> [T; $n] { [] }
}
};