| // Copyright 2014 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. |
| |
| // pretty-expanded FIXME #23616 |
| |
| #![allow(unknown_features)] |
| #![feature(unboxed_closures)] |
| |
| // Test that `Fn(isize) -> isize + 'static` parses as `(Fn(isize) -> isize) + |
| // 'static` and not `Fn(isize) -> (isize + 'static)`. The latter would |
| // cause a compilation error. Issue #18772. |
| |
| fn adder(y: isize) -> Box<Fn(isize) -> isize + 'static> { |
| // FIXME (#22405): Replace `Box::new` with `box` here when/if possible. |
| Box::new(move |x| y + x) |
| } |
| |
| fn main() {} |