Box::leak: update unstable issue number (46179).

diff --git a/src/liballoc/boxed.rs b/src/liballoc/boxed.rs
index c76f51057ff986c50c3a50e4b671aa70172dbb5d..7910c6b61f3c6470d4bb91101a468835b7a86768 100644 (file)
--- a/src/liballoc/boxed.rs
+++ b/src/liballoc/boxed.rs
@@ -409,7 +409,7 @@ pub fn into_unique(b: Box<T>) -> Unique<T> {
     /// }
     /// ```
     #[unstable(feature = "box_leak", reason = "needs an FCP to stabilize",
-               issue = "0")]
+               issue = "46179")]
     #[inline]
     pub fn leak<'a>(b: Box<T>) -> &'a mut T
     where