src/test/ui/issues/issue-49556.rs

   1 // Copyright 2018 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // compile-pass
  12 fn iter<'a>(data: &'a [usize]) -> impl Iterator<Item = usize> + 'a {
  13     data.iter()
  14         .map(
  15             |x| x // fn(&'a usize) -> &'(ReScope) usize
  16         )
  17         .map(
  18             |x| *x // fn(&'(ReScope) usize) -> usize
  19         )
  20 }
  21
  22 fn main() {
  23 }