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HashMap is UnwindSafe

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Fixes https://github.com/rust-lang/rust/issues/62301, a regression in 1.36.0 which was caused by hashbrown using `NonZero<T>` where the older hashmap used `Unique<T>`.
This commit is contained in:
Simon Sapin 2019-07-02 15:19:19 +02:00
parent ef064d2f66
commit 7454b29efc
2 changed files with 12 additions and 0 deletions
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6
src/libstd/panic.rs
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@ -4,6 +4,7 @@
use crate::any::Any;
use crate::cell::UnsafeCell;
use crate::collections;
use crate::fmt;
use crate::future::Future;
use crate::pin::Pin;
@ -285,6 +286,11 @@ impl RefUnwindSafe for atomic::AtomicBool {}
#[stable(feature = "unwind_safe_atomic_refs", since = "1.14.0")]
impl<T> RefUnwindSafe for atomic::AtomicPtr<T> {}
// https://github.com/rust-lang/rust/issues/62301
#[stable(feature = "hashbrown", since = "1.36.0")]
impl<K, V, S> UnwindSafe for collections::HashMap<K, V, S>
where K: UnwindSafe, V: UnwindSafe, S: UnwindSafe {}
#[stable(feature = "catch_unwind", since = "1.9.0")]
impl<T> Deref for AssertUnwindSafe<T> {
type Target = T;