From: Corey Farwell <coreyf@rwell.org>
Date: Thu, 14 Sep 2017 02:44:14 +0000 (-0400)
Subject: Remove unneeded `loop`.
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=2d292cff5d0a1f8e3273879477553bb8717b6f78;p=rust.git

Remove unneeded `loop`.
---

diff --git a/src/liballoc/btree/set.rs b/src/liballoc/btree/set.rs
index d32460da939..7da6371cc19 100644
--- a/src/liballoc/btree/set.rs
+++ b/src/liballoc/btree/set.rs
@@ -1110,15 +1110,13 @@ impl<'a, T: Ord> Iterator for Union<'a, T> {
     type Item = &'a T;
 
     fn next(&mut self) -> Option<&'a T> {
-        loop {
-            match cmp_opt(self.a.peek(), self.b.peek(), Greater, Less) {
-                Less => return self.a.next(),
-                Equal => {
-                    self.b.next();
-                    return self.a.next();
-                }
-                Greater => return self.b.next(),
+        match cmp_opt(self.a.peek(), self.b.peek(), Greater, Less) {
+            Less => self.a.next(),
+            Equal => {
+                self.b.next();
+                self.a.next()
             }
+            Greater => self.b.next(),
         }
     }