---

yaml
---
r: 174414
b: refs/heads/auto
c: 70f7165
h: refs/heads/master
v: v3

Author: alexcrichton

[refs]

@@ -10,7 +10,7 @@ refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 7f8c687fdfbf076ef1667f4d95633d4e0812b516
+refs/heads/auto: 70f7165cc8975337964118af4d30f40b98f5edeb
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c
 refs/tags/0.1: b19db808c2793fe2976759b85a355c3ad8c8b336

branches/auto/src/liballoc/boxed.rs

@@ -125,19 +125,21 @@ impl<S: hash::Hasher, T: ?Sized + Hash<S>> Hash<S> for Box<T> {
 }
 
 /// Extension methods for an owning `Any` trait object.
-#[unstable = "post-DST and coherence changes, this will not be a trait but \
-              rather a direct `impl` on `Box<Any>`"]
+#[unstable = "this trait will likely disappear once compiler bugs blocking \
+              a direct impl on `Box<Any>` have been fixed "]
+// FIXME(#18737): this should be a direct impl on `Box<Any>`. If you're
+//                removing this please make sure that you can downcase on
+//                `Box<Any + Send>` as well as `Box<Any>`
 pub trait BoxAny {
     /// Returns the boxed value if it is of type `T`, or
     /// `Err(Self)` if it isn't.
     #[stable]
     fn downcast<T: 'static>(self) -> Result<Box<T>, Self>;
 }
 
+#[stable]
 impl BoxAny for Box<Any> {
     #[inline]
-    #[unstable = "method may be renamed with respect to other downcasting \
-                  methods"]
     fn downcast<T: 'static>(self) -> Result<Box<T>, Box<Any>> {
         if self.is::<T>() {
             unsafe {