1 files changed, 3 insertions, 1 deletions
diff --git a/src/liballoc/sync.rs b/src/liballoc/sync.rs
index cde412bee78..cb660b476c4 100644
--- a/src/liballoc/sync.rs
+++ b/src/liballoc/sync.rs
@@ -325,7 +325,7 @@ impl<T> Arc<T> {
             weak: atomic::AtomicUsize::new(1),
             data,
         };
-        Self::from_inner(Box::into_raw_non_null(x))
+        Self::from_inner(Box::leak(x).into())
     }
 
     /// Constructs a new `Arc` with uninitialized contents.
@@ -659,6 +659,7 @@ impl<T: ?Sized> Arc<T> {
     ///
     /// ```
     /// #![feature(rc_into_raw_non_null)]
+    /// #![allow(deprecated)]
     ///
     /// use std::sync::Arc;
     ///
@@ -668,6 +669,7 @@ impl<T: ?Sized> Arc<T> {
     /// assert_eq!(deref, "hello");
     /// ```
     #[unstable(feature = "rc_into_raw_non_null", issue = "47336")]
+    #[rustc_deprecated(since = "1.44.0", reason = "use `Arc::into_raw` instead")]
     #[inline]
     pub fn into_raw_non_null(this: Self) -> NonNull<T> {
         // safe because Arc guarantees its pointer is non-null