From 3cf753d48d89f2b8d7a6789d7a45056d72c1ca34 Mon Sep 17 00:00:00 2001
From: Boxy <rust@boxyuwu.dev>
Date: Thu, 13 Mar 2025 16:17:36 +0000
Subject: [PATCH] Remove object lifetime cast

---
 src/lib.rs | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 7cc30d1..b808510 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -286,9 +286,10 @@ impl<'scope, 'env> ScopedTaskSpawner<'scope, 'env> {
         // SAFETY: The rest of this module makes sure to only deref the `Box` when we're certain
         // that the 'scope borrow is still live/valid.
         let fut = unsafe {
-            ManuallyDrop::new(Box::from_raw(
-                Box::into_raw(fut) as *mut (dyn Future<Output = ()> + Send + 'static)
-            ))
+            ManuallyDrop::new(Box::from_raw(std::mem::transmute::<
+                *mut (dyn Future<Output = ()> + Send + '_),
+                *mut (dyn Future<Output = ()> + Send + 'static),
+            >(Box::into_raw(fut))))
         };
         let _ = self.spawn_tx.send(fut);