From ae408947de1311f9673d0ae34028933cd191ac90 Mon Sep 17 00:00:00 2001
From: Josef Reinhard Brandl <mail@josefbrandl.de>
Date: Mon, 2 Jul 2018 19:07:59 +0200
Subject: Implement `UnsafeFutureObj` for `&mut Future`

---
 src/liballoc/boxed.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/liballoc')

diff --git a/src/liballoc/boxed.rs b/src/liballoc/boxed.rs
index 7f6d27088b7..fabeaa1c144 100644
--- a/src/liballoc/boxed.rs
+++ b/src/liballoc/boxed.rs
@@ -933,7 +933,9 @@ impl<F: ?Sized + Future> Future for PinBox<F> {
 }
 
 #[unstable(feature = "futures_api", issue = "50547")]
-unsafe impl<'a, T, F: Future<Output = T> + 'a> UnsafeFutureObj<'a, T> for PinBox<F> {
+unsafe impl<'a, T, F> UnsafeFutureObj<'a, T> for PinBox<F>
+    where F: Future<Output = T> + 'a
+{
     fn into_raw(self) -> *mut () {
         PinBox::into_raw(self) as *mut ()
     }
-- 
cgit 1.4.1-3-g733a5