// Copyright 2012-2013 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. fn id(t: T) -> T { t } fn f<'r, T>(v: &'r T) -> &'r fn()->T { id::<&'r fn()->T>(|| *v) } //~ ERROR cannot infer an appropriate lifetime fn main() { let v = &5; println!("{}", f(v)()); }