diff options
| author | Jacob Pratt <jacob@jhpratt.dev> | 2021-06-24 05:16:45 -0400 |
|---|---|---|
| committer | Jacob Pratt <jacob@jhpratt.dev> | 2021-06-24 05:16:45 -0400 |
| commit | 5d851309958735e875dbd4361e97a1996cc83d4d (patch) | |
| tree | ba51fdfe3ecd18f7e1f4367b1e33c66e781188dd | |
| parent | 964a81eb37db6ee33b8fc107582618bf2befe02d (diff) | |
| download | rust-5d851309958735e875dbd4361e97a1996cc83d4d.tar.gz rust-5d851309958735e875dbd4361e97a1996cc83d4d.zip | |
Partially stabilize `const_slice_first_last`
| -rw-r--r-- | library/core/src/slice/mod.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/library/core/src/slice/mod.rs b/library/core/src/slice/mod.rs index 27cb70d9c8e..06ef9fcbdea 100644 --- a/library/core/src/slice/mod.rs +++ b/library/core/src/slice/mod.rs @@ -140,7 +140,7 @@ impl<T> [T] { /// assert_eq!(None, w.first()); /// ``` #[stable(feature = "rust1", since = "1.0.0")] - #[rustc_const_unstable(feature = "const_slice_first_last", issue = "83570")] + #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.55.0")] #[inline] pub const fn first(&self) -> Option<&T> { if let [first, ..] = self { Some(first) } else { None } @@ -178,7 +178,7 @@ impl<T> [T] { /// } /// ``` #[stable(feature = "slice_splits", since = "1.5.0")] - #[rustc_const_unstable(feature = "const_slice_first_last", issue = "83570")] + #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.55.0")] #[inline] pub const fn split_first(&self) -> Option<(&T, &[T])> { if let [first, tail @ ..] = self { Some((first, tail)) } else { None } @@ -218,7 +218,7 @@ impl<T> [T] { /// } /// ``` #[stable(feature = "slice_splits", since = "1.5.0")] - #[rustc_const_unstable(feature = "const_slice_first_last", issue = "83570")] + #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.55.0")] #[inline] pub const fn split_last(&self) -> Option<(&T, &[T])> { if let [init @ .., last] = self { Some((last, init)) } else { None } @@ -257,7 +257,7 @@ impl<T> [T] { /// assert_eq!(None, w.last()); /// ``` #[stable(feature = "rust1", since = "1.0.0")] - #[rustc_const_unstable(feature = "const_slice_first_last", issue = "83570")] + #[rustc_const_stable(feature = "const_slice_first_last_not_mut", since = "1.55.0")] #[inline] pub const fn last(&self) -> Option<&T> { if let [.., last] = self { Some(last) } else { None } |