Remove accidental const stability marker on a struct

oli-obk · oli-obk · commit 2c8cac819bd0 · 2025-12-16T09:53:48.000Z
diff --git a/library/core/src/array/drain.rs b/library/core/src/array/drain.rs
@@ -31,7 +31,6 @@ impl<'l, 'f, T, U, const N: usize, F: FnMut(T) -> U> Drain<'l, 'f, T, N, F> {
 }
 
 /// See [`Drain::new`]; this is our fake iterator.
-#[rustc_const_unstable(feature = "array_try_map", issue = "79711")]
 #[unstable(feature = "array_try_map", issue = "79711")]
 pub(super) struct Drain<'l, 'f, T, const N: usize, F> {
     // FIXME(const-hack): This is essentially a slice::IterMut<'static>, replace when possible.

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,6 @@ impl<'l, 'f, T, U, const N: usize, F: FnMut(T) -> U> Drain<'l, 'f, T, N, F> {`
`31`	`31`	`}`
`32`	`32`
`33`	`33`	/// See [`Drain::new`]; this is our fake iterator.
`34`		`-#[rustc_const_unstable(feature = "array_try_map", issue = "79711")]`
`35`	`34`	`#[unstable(feature = "array_try_map", issue = "79711")]`
`36`	`35`	`pub(super) struct Drain<'l, 'f, T, const N: usize, F> {`
`37`	`36`	`// FIXME(const-hack): This is essentially a slice::IterMut<'static>, replace when possible.`