From c0a874472a863058ac39654626bf62c2d953b27b Mon Sep 17 00:00:00 2001
From: "Felix S. Klock II" <pnkfelix@pnkfx.org>
Date: Tue, 3 Feb 2015 02:34:39 +0100
Subject: [PATCH] Fix libsyntax so we can bootstrap even with move out of array
 restriction.

---
 src/libsyntax/ast.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libsyntax/ast.rs b/src/libsyntax/ast.rs
index 7e1bf7a2230..71259ff5d9a 100644
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -924,13 +924,13 @@ impl TokenTree {
                 let v = [TtToken(sp, token::Dollar),
                          TtToken(sp, token::Ident(token::str_to_ident(var.as_str()),
                                                   token::Plain))];
-                v[index]
+                v[index].clone()
             }
             (&TtToken(sp, token::MatchNt(name, kind, name_st, kind_st)), _) => {
                 let v = [TtToken(sp, token::SubstNt(name, name_st)),
                          TtToken(sp, token::Colon),
                          TtToken(sp, token::Ident(kind, kind_st))];
-                v[index]
+                v[index].clone()
             }
             (&TtSequence(_, ref seq), _) => {
                 seq.tts[index].clone()