src/test/compile-fail/issue-10291.rs


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// 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.

fn test<'x>(x: &'x isize) {
    // FIXME (#22405): Replace `Box::new` with `box` here when/if possible.
    drop::<Box<for<'z> FnMut(&'z isize) -> &'z isize>>(Box::new(|z| {
        x
        //~^ ERROR cannot infer an appropriate lifetime
    }));
}

fn main() {}