From bffec1c1a1ff55f47e88a2df60bd574b57205aec Mon Sep 17 00:00:00 2001
From: Simon Sapin <simon.sapin@exyr.org>
Date: Sat, 14 Oct 2017 18:57:28 +0200
Subject: Make usage of unstable feature on_unimplemented optional.

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

(limited to 'components/script/lib.rs')

diff --git a/components/script/lib.rs b/components/script/lib.rs
index fcb68e2420e..28f4181b934 100644
--- a/components/script/lib.rs
+++ b/components/script/lib.rs
@@ -2,11 +2,11 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+#![cfg_attr(feature = "unstable", feature(on_unimplemented))]
 #![feature(conservative_impl_trait)]
 #![feature(const_fn)]
 #![feature(core_intrinsics)]
 #![feature(mpsc_select)]
-#![feature(on_unimplemented)]
 #![feature(plugin)]
 #![feature(proc_macro)]
 
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