| // Copyright 2015 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. |
| |
| // compile-pass |
| #![allow(unused_variables)] |
| use std::collections::HashMap; |
| use std::collections::hash_map::Entry::Vacant; |
| |
| pub fn foo() { |
| type F = Box<Fn(&()) + 'static>; |
| let mut map: HashMap<(), F> = HashMap::new(); |
| let x: &mut F = match map.entry(()) { |
| Vacant(_) => unimplemented!(), |
| _ => unimplemented!() |
| }; |
| } |
| |
| fn main() {} |
