From 9bc6d2609233cece91803a8163dc3ba5579dfde8 Mon Sep 17 00:00:00 2001
From: Nick Cameron <ncameron@mozilla.com>
Date: Thu, 6 Oct 2016 11:36:36 +1300
Subject: Stabilise `?`

cc [`?` tracking issue](https://github.com/rust-lang/rust/issues/31436)
---
 src/libsyntax_pos/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libsyntax_pos')

diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
index 13dcf7b188b..e3feaee5369 100644
--- a/src/libsyntax_pos/lib.rs
+++ b/src/libsyntax_pos/lib.rs
@@ -27,7 +27,7 @@
 #![allow(unused_attributes)]
 #![feature(rustc_private)]
 #![feature(staged_api)]
-#![feature(question_mark)]
+#![cfg_attr(stage0, feature(question_mark))]
 #![feature(specialization)]
 
 use std::cell::{Cell, RefCell};
-- 
cgit 1.4.1-3-g733a5