| // Copyright 2018 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // 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. |
| |
| #![feature(nll)] |
| #![allow(warnings)] |
| |
| fn foo(_: impl FnOnce(&u32) -> &u32) { |
| } |
| |
| fn baz(_: impl FnOnce(&u32, u32) -> &u32) { |
| } |
| |
| fn bar() { |
| let x = 22; |
| foo(|a| &x) |
| } |
| |
| fn foobar() { |
| let y = 22; |
| baz(|first, second| &y) |
| } |
| |
| fn main() { } |
