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Rollup merge of #131287 - RalfJung:const_result, r=tgross35

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stabilize const_result

Waiting for FCP to complete in https://github.com/rust-lang/rust/issues/82814

Fixes #82814
This commit is contained in:
Trevor Gross 2024-10-11 16:53:48 -05:00 committed by GitHub
commit 622fc5e0f3
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2 changed files with 9 additions and 5 deletions
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13
library/core/src/result.rs
View File

@ -734,7 +734,8 @@ pub const fn as_ref(&self) -> Result<&T, &E> {
/// ```
#[inline]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_result", issue = "82814")]
#[rustc_const_stable(feature = "const_result", since = "CURRENT_RUSTC_VERSION")]
#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
pub const fn as_mut(&mut self) -> Result<&mut T, &mut E> {
match *self {
Ok(ref mut x) => Ok(x),
@ -1536,7 +1537,8 @@ impl<T, E> Result<&T, E> {
/// ```
#[inline]
#[stable(feature = "result_copied", since = "1.59.0")]
#[rustc_const_unstable(feature = "const_result", issue = "82814")]
#[rustc_const_stable(feature = "const_result", since = "CURRENT_RUSTC_VERSION")]
#[rustc_allow_const_fn_unstable(const_precise_live_drops)]
pub const fn copied(self) -> Result<T, E>
where
T: Copy,
@ -1586,7 +1588,9 @@ impl<T, E> Result<&mut T, E> {
/// ```
#[inline]
#[stable(feature = "result_copied", since = "1.59.0")]
#[rustc_const_unstable(feature = "const_result", issue = "82814")]
#[rustc_const_stable(feature = "const_result", since = "CURRENT_RUSTC_VERSION")]
#[cfg_attr(bootstrap, rustc_allow_const_fn_unstable(const_mut_refs))]
#[rustc_allow_const_fn_unstable(const_precise_live_drops)]
pub const fn copied(self) -> Result<T, E>
where
T: Copy,
@ -1639,7 +1643,8 @@ impl<T, E> Result<Option<T>, E> {
/// ```
#[inline]
#[stable(feature = "transpose_result", since = "1.33.0")]
#[rustc_const_unstable(feature = "const_result", issue = "82814")]
#[rustc_const_stable(feature = "const_result", since = "CURRENT_RUSTC_VERSION")]
#[rustc_allow_const_fn_unstable(const_precise_live_drops)]
pub const fn transpose(self) -> Option<Result<T, E>> {
match self {
Ok(Some(x)) => Some(Ok(x)),

1
library/core/tests/lib.rs
View File

@ -29,7 +29,6 @@
#![feature(const_pin)]
#![feature(const_pointer_is_aligned)]
#![feature(const_ptr_write)]
#![feature(const_result)]
#![feature(const_three_way_compare)]
#![feature(const_trait_impl)]
#![feature(core_intrinsics)]