rust/src/test/run-pass/regions-link-fn-args.rs

// 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.

// Test that region inference correctly links up the regions when a
// `ref` borrow occurs inside a fn argument.

// pretty-expanded FIXME #23616

#![allow(dead_code)]

fn with<'a, F>(_: F) where F: FnOnce(&'a Vec<int>) -> &'a Vec<int> { }

fn foo() {
    with(|&ref ints| ints);
}

fn main() { }