Another addr_of_mut

src/unsafe_self_cell.rs

@@ -151,7 +151,7 @@ impl<Owner, Dependent> Drop for OwnerAndCellDropGuard<Owner, Dependent> {
             // We must only drop owner and the struct itself,
             // The whole point of this drop guard is to clean up the partially
             // initialized struct should building the dependent fail.
-            drop_in_place(&mut (*self.joined_ptr.as_ptr()).owner);
+            drop_in_place(addr_of_mut!((*self.joined_ptr.as_ptr()).owner));
 
             let layout = Layout::new::<JoinedCell<Owner, Dependent>>();
             let joined_void_ptr =