| // Copyright 2012 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 |
| |
| fn f<T, F>(g: F) -> T where F: FnOnce() -> T { g() } |
| |
| pub fn main() { |
| let _x = f( | | { 10 }); |
| // used to be: cannot determine a type for this expression |
| f(| | { }); |
| // ditto |
| f( | | { ()}); |
| // always worked |
| let _: () = f(| | { }); |
| // empty block with no type info should compile too |
| let _ = f(||{}); |
| let _ = (||{}); |
| } |
