From d2f54e663400b98c368710669ad9a966fa950803 Mon Sep 17 00:00:00 2001
From: Kevin Butler <haqkrs@gmail.com>
Date: Sun, 15 Feb 2015 06:45:23 +0000
Subject: [PATCH] librustc: implement Clone for middle::ty::FreeVar

---
 src/librustc/middle/ty.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc/middle/ty.rs b/src/librustc/middle/ty.rs
index ce5f9e213f7..0ed74fc91d4 100644
--- a/src/librustc/middle/ty.rs
+++ b/src/librustc/middle/ty.rs
@@ -6636,7 +6636,7 @@ pub fn accumulate_lifetimes_in_type(accumulator: &mut Vec<ty::Region>,
 }
 
 /// A free variable referred to in a function.
-#[derive(Copy, RustcEncodable, RustcDecodable)]
+#[derive(Copy, Clone, RustcEncodable, RustcDecodable)]
 pub struct Freevar {
     /// The variable being accessed free.
     pub def: def::Def,