Rollup merge of rust-lang#52103 - tmccombs:rc_downcast, r=Mark-Simula…

…crum Stabilize rc_downcast Fixes rust-lang#44608
Mark-Simulacrum · Jul 7, 2018 · e382338 · e382338
2 parents 9672933 + 7fbc389
commit e382338
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Showing 2 changed files with 2 additions and 4 deletions.
diff --git a/src/liballoc/rc.rs b/src/liballoc/rc.rs
@@ -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;
     ///

diff --git a/src/liballoc/sync.rs b/src/liballoc/sync.rs
@@ -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;
     ///