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Implement Unpin for Box, Rc, and Arc

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Without Boats
2018-09-01 01:54:59 +02:00
parent aaa170bebe
commit c3bdd76047
3 changed files with 11 additions and 2 deletions
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3
src/liballoc/boxed.rs
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@@ -749,6 +749,9 @@ impl<T: ?Sized> AsMut<T> for Box<T> {
} }
} }
#[unstable(feature = "pin", issue = "49150")]
impl<T: ?Sized> Unpin for Box<T> { }
#[unstable(feature = "generator_trait", issue = "43122")] #[unstable(feature = "generator_trait", issue = "43122")]
impl<T> Generator for Box<T> impl<T> Generator for Box<T>
where T: Generator + ?Sized where T: Generator + ?Sized

5
src/liballoc/rc.rs
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@@ -252,7 +252,7 @@ use core::fmt;
use core::hash::{Hash, Hasher}; use core::hash::{Hash, Hasher};
use core::intrinsics::abort; use core::intrinsics::abort;
use core::marker; use core::marker;
use core::marker::{Unsize, PhantomData}; use core::marker::{Unpin, Unsize, PhantomData};
use core::mem::{self, align_of_val, forget, size_of_val}; use core::mem::{self, align_of_val, forget, size_of_val};
use core::ops::Deref; use core::ops::Deref;
use core::ops::CoerceUnsized; use core::ops::CoerceUnsized;
@@ -1830,3 +1830,6 @@ impl<T: ?Sized> AsRef<T> for Rc<T> {
&**self &**self
} }
} }
#[unstable(feature = "pin", issue = "49150")]
impl<T: ?Sized> Unpin for Box<T> { }

5
src/liballoc/sync.rs
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@@ -27,7 +27,7 @@ use core::mem::{self, align_of_val, size_of_val};
use core::ops::Deref; use core::ops::Deref;
use core::ops::CoerceUnsized; use core::ops::CoerceUnsized;
use core::ptr::{self, NonNull}; use core::ptr::{self, NonNull};
use core::marker::{Unsize, PhantomData}; use core::marker::{Unpin, Unsize, PhantomData};
use core::hash::{Hash, Hasher}; use core::hash::{Hash, Hasher};
use core::{isize, usize}; use core::{isize, usize};
use core::convert::From; use core::convert::From;
@@ -1942,3 +1942,6 @@ impl<T: ?Sized> AsRef<T> for Arc<T> {
&**self &**self
} }
} }
#[unstable(feature = "pin", issue = "49150")]
impl<T: ?Sized> Unpin for Arc<T> { }