Remove unneeded loop.

rust-lang · Sep 14, 2017 · 2d292cf · 2d292cf
1 parent 9421141
commit 2d292cf
Showing 1 changed file with 6 additions and 8 deletions.
diff --git 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(),
         }
     }