From 2f586b9687e5c33d9d3b8eccfc309f65d2a9f4e9 Mon Sep 17 00:00:00 2001
From: Kevin Butler <haqkrs@gmail.com>
Date: Fri, 13 Feb 2015 07:33:44 +0000
Subject: Opt for .cloned() over .map(|x| x.clone()) etc.

---
 src/libsyntax/ext/tt/macro_rules.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libsyntax/ext/tt/macro_rules.rs')

diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index f322cf8bad0..1a6cf7d07f1 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -159,7 +159,7 @@ fn generic_extension<'cx>(cx: &'cx ExtCtxt,
                                                       None,
                                                       None,
                                                       arg.iter()
-                                                         .map(|x| (*x).clone())
+                                                         .cloned()
                                                          .collect(),
                                                       true);
             match parse(cx.parse_sess(), cx.cfg(), arg_rdr, lhs_tt) {
-- 
cgit 1.4.1-3-g733a5