Rollup merge of #52103 - tmccombs:rc_downcast, r=Mark-Simulacrum

Stabilize rc_downcast

Fixes #44608
This commit is contained in:
Mark Rousskov 2018-07-06 21:29:17 -06:00 committed by GitHub
commit e3823388a8
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2 changed files with 2 additions and 4 deletions

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@ -620,13 +620,12 @@ impl<T: Clone> Rc<T> {
impl Rc<Any> {
#[inline]
#[unstable(feature = "rc_downcast", issue = "44608")]
#[stable(feature = "rc_downcast", since = "1.29.0")]
/// Attempt to downcast the `Rc<Any>` to a concrete type.
///
/// # Examples
///
/// ```
/// #![feature(rc_downcast)]
/// use std::any::Any;
/// use std::rc::Rc;
///

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@ -980,13 +980,12 @@ unsafe impl<#[may_dangle] T: ?Sized> Drop for Arc<T> {
impl Arc<Any + Send + Sync> {
#[inline]
#[unstable(feature = "rc_downcast", issue = "44608")]
#[stable(feature = "rc_downcast", since = "1.29.0")]
/// Attempt to downcast the `Arc<Any + Send + Sync>` to a concrete type.
///
/// # Examples
///
/// ```
/// #![feature(rc_downcast)]
/// use std::any::Any;
/// use std::sync::Arc;
///