From c7919199a0f6d1ce0e3c33499d1b37f862c990e4 Mon Sep 17 00:00:00 2001
From: Keziah Biermann <development@kizzycode.de>
Date: Tue, 8 Dec 2020 17:29:30 +0100
Subject: [PATCH] Require `Send` for underlying types to fix
 https://github.com/KizzyCode/tiny_future/issues/1

---
 src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index 3e135b9..40a08c2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -162,7 +162,7 @@ impl<T, U> Clone for Future<T, U> {
 		Future(self.0.clone())
 	}
 }
-unsafe impl<T, U> Send for Future<T, U> {}
+unsafe impl<T: Send, U: Send> Send for Future<T, U> {}
 unsafe impl<T, U> Sync for Future<T, U> {}