From 32bf5ca1bbabb1a1c695aaccbcc664bdc5fd711b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Wed, 24 Jul 2019 12:20:43 +0200
Subject: [PATCH] Don't insta-free in UniqueArc::assume_init.

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

diff --git a/components/servo_arc/lib.rs b/components/servo_arc/lib.rs
index 6e86ea7b5f3..1567fd3d421 100644
--- a/components/servo_arc/lib.rs
+++ b/components/servo_arc/lib.rs
@@ -144,7 +144,7 @@ impl<T> UniqueArc<mem::MaybeUninit<T>> {
     #[inline]
     pub unsafe fn assume_init(this: Self) -> UniqueArc<T> {
         UniqueArc(Arc {
-            p: this.0.p.cast(),
+            p: mem::ManuallyDrop::new(this).0.p.cast(),
             phantom: PhantomData,
         })
     }