Auto merge of #3603 - xfix:random-state-lint, r=phansch

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

diff --git a/tests/ui/toplevel_ref_arg.rs b/tests/ui/toplevel_ref_arg.rs
index 86eb7fa5565a304e2128db81c5c0011fa07df9cb..b051746bbd49bf115cc613c7739d9e52e0c59274 100644 (file)
--- a/tests/ui/toplevel_ref_arg.rs
+++ b/tests/ui/toplevel_ref_arg.rs
@@ -1,28 +1,34 @@
-#![feature(tool_lints)]
-
+// 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.
 
 #![warn(clippy::all)]
 #![allow(unused)]
 
 fn the_answer(ref mut x: u8) {
-  *x = 42;
+    *x = 42;
 }
 
 fn main() {
-  let mut x = 0;
-  the_answer(x);
-  // Closures should not warn
-  let y = |ref x| { println!("{:?}", x) };
-  y(1u8);
+    let mut x = 0;
+    the_answer(x);
+    // Closures should not warn
+    let y = |ref x| println!("{:?}", x);
+    y(1u8);
 
-  let ref x = 1;
+    let ref x = 1;
 
-  let ref y: (&_, u8) = (&1, 2);
+    let ref y: (&_, u8) = (&1, 2);
 
-  let ref z = 1 + 2;
+    let ref z = 1 + 2;
 
-  let ref mut z = 1 + 2;
+    let ref mut z = 1 + 2;
 
-  let (ref x, _) = (1,2); // okay, not top level
-  println!("The answer is {}.", x);
+    let (ref x, _) = (1, 2); // okay, not top level
+    println!("The answer is {}.", x);
 }