From 29bec2dfc2bba0612be9a4e31407fd42a678adc9 Mon Sep 17 00:00:00 2001
From: ljedrz <ljedrz@gmail.com>
Date: Wed, 12 Dec 2018 16:04:03 +0100
Subject: [PATCH] target: remove Box returned from get_targets

---
 src/librustc_target/spec/mod.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/librustc_target/spec/mod.rs b/src/librustc_target/spec/mod.rs
index d8e8477f3d0..185a67666d7 100644
--- a/src/librustc_target/spec/mod.rs
+++ b/src/librustc_target/spec/mod.rs
@@ -254,12 +254,12 @@ macro_rules! supported_targets {
             }
         }
 
-        pub fn get_targets() -> Box<dyn Iterator<Item=String>> {
-            Box::new(TARGETS.iter().filter_map(|t| -> Option<String> {
+        pub fn get_targets() -> impl Iterator<Item = String> {
+            TARGETS.iter().filter_map(|t| -> Option<String> {
                 load_specific(t)
                     .and(Ok(t.to_string()))
                     .ok()
-            }))
+            })
         }
 
         #[cfg(test)]