From cd8a7af7d0ea9e8d86538df87fc050f86e3f0d77 Mon Sep 17 00:00:00 2001
From: matthewpipie <matthewpipie@gmail.com>
Date: Mon, 16 Sep 2024 20:05:15 -0500
Subject: [PATCH] Update library/alloc/src/sync.rs

Co-authored-by: David Tolnay <dtolnay@gmail.com>
---
 alloc/src/sync.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/alloc/src/sync.rs b/alloc/src/sync.rs
index 496865e303b40..63e4af34a578c 100644
--- a/alloc/src/sync.rs
+++ b/alloc/src/sync.rs
@@ -769,7 +769,7 @@ impl<T, A: Allocator> Arc<T, A> {
     /// [`upgrade`]: Weak::upgrade
     #[cfg(not(no_global_oom_handling))]
     #[inline]
-    #[stable(feature = "arc_new_cyclic", since = "1.60.0")]
+    #[unstable(feature = "allocator_api", issue = "32838")]
     pub fn new_cyclic_in<F>(data_fn: F, alloc: A) -> Arc<T, A>
     where
         F: FnOnce(&Weak<T, A>) -> T,