From f259a8ab04524606d246a1a216d4c24cd19c09a7 Mon Sep 17 00:00:00 2001
From: Mads Marquart <mads@marquart.dk>
Date: Sun, 15 Jan 2023 22:39:43 +0100
Subject: [PATCH] guarantee the memory layout of `Cell`

---
 library/core/src/cell.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/library/core/src/cell.rs b/library/core/src/cell.rs
index 129213fde7491..d571f1d51add5 100644
--- a/library/core/src/cell.rs
+++ b/library/core/src/cell.rs
@@ -209,6 +209,10 @@ pub use once::OnceCell;
 
 /// A mutable memory location.
 ///
+/// # Memory layout
+///
+/// `Cell<T>` shares the same memory layout and caveats as `UnsafeCell<T>`.
+///
 /// # Examples
 ///
 /// In this example, you can see that `Cell<T>` enables mutation inside an