iterate List by value

[rust.git] / tests / ui / map_flatten.rs

diff --git a/tests/ui/map_flatten.rs b/tests/ui/map_flatten.rs
index b3f86d81e3fb3550712f0a8f7266e20fcff385f3..a608601039ce783c80e3dfa2a3abdc4d94ea5dc5 100644 (file)
--- a/tests/ui/map_flatten.rs
+++ b/tests/ui/map_flatten.rs
@@ -1,17 +1,9 @@
-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution.
-//
-// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
-// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
-// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
-// option. This file may not be copied, modified, or distributed
-// except according to those terms.
+// run-rustfix
 
-
-#![feature(tool_lints)]
 #![warn(clippy::all, clippy::pedantic)]
 #![allow(clippy::missing_docs_in_private_items)]
 
 fn main() {
     let _: Vec<_> = vec![5_i8; 6].into_iter().map(|x| 0..x).flatten().collect();
+    let _: Option<_> = (Some(Some(1))).map(|x| x).flatten();
 }