From 5f94bb272805949d8f63119773b21de17543b8db Mon Sep 17 00:00:00 2001
From: Vadim Petrochenkov <vadim.petrochenkov@gmail.com>
Date: Wed, 12 Oct 2016 20:54:41 +0300
Subject: [PATCH] Mark enums with non-zero discriminant as non-zero

---
 src/main.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main.rs b/src/main.rs
index 81478c1..e6efd45 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,6 +15,8 @@
 #![feature(test)]
 #![feature(libc)]
 
+#![cfg_attr(stage0, feature(question_mark))]
+
 #![deny(warnings)]
 
 extern crate libc;