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Don't require T: RefUnwindSafe for vec::IntoIter<T>: UnwindSafe #145665

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Don't require T: RefUnwindSafe for vec::IntoIter<T>: UnwindSafe #145665

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6 changes: 6 additions & 0 deletions library/alloc/src/vec/into_iter.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ use core::mem::{ManuallyDrop, MaybeUninit, SizedTypeProperties};
use core::num::NonZero;
#[cfg(not(no_global_oom_handling))]
use core::ops::Deref;
use core::panic::UnwindSafe;
use core::ptr::{self, NonNull};
use core::slice::{self};
use core::{array, fmt};
Expand Down Expand Up @@ -60,6 +61,11 @@ pub struct IntoIter<
pub(super) end: *const T,
}

// Manually mirroring what `Vec` has,
// because otherwise we get `T: RefUnwindSafe` fron `NonNull`.
#[stable(feature = "catch_unwind", since = "1.9.0")]
impl<T: UnwindSafe, A: Allocator + UnwindSafe> UnwindSafe for IntoIter<T, A> {}

#[stable(feature = "vec_intoiter_debug", since = "1.13.0")]
impl<T: fmt::Debug, A: Allocator> fmt::Debug for IntoIter<T, A> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
Expand Down
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