From 02f081c0b53cad0bcfe1d20ebb892f06ffa996ff Mon Sep 17 00:00:00 2001
From: Jeffrey Seyfried <jeffrey.seyfried@gmail.com>
Date: Mon, 29 Aug 2016 11:14:25 +0000
Subject: Future proof `libsyntax_ext` for `union`.

---
 src/libsyntax_ext/deriving/hash.rs | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/libsyntax_ext/deriving/hash.rs')

diff --git a/src/libsyntax_ext/deriving/hash.rs b/src/libsyntax_ext/deriving/hash.rs
index 81c8e7112db..0941ebca868 100644
--- a/src/libsyntax_ext/deriving/hash.rs
+++ b/src/libsyntax_ext/deriving/hash.rs
@@ -36,6 +36,7 @@ pub fn expand_deriving_hash(cx: &mut ExtCtxt,
         additional_bounds: Vec::new(),
         generics: LifetimeBounds::empty(),
         is_unsafe: false,
+        supports_unions: false,
         methods: vec![MethodDef {
                           name: "hash",
                           generics: LifetimeBounds {
-- 
cgit 1.4.1-3-g733a5