1 // Copyright 2012 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // Tests that callees correctly infer an ordering between free regions
12 // that appear in their parameter list. See also
13 // regions-free-region-ordering-caller.rs
15 fn ordering4<'a, 'b, F>(a: &'a usize, b: &'b usize, x: F) where F: FnOnce(&'a &'b usize) {
16 //~^ ERROR reference has a longer lifetime than the data it references
17 // Do not infer ordering from closure argument types.
18 let z: Option<&'a &'b usize> = None;