rust/src/test/compile-fail/borrowck/borrowck-local-borrow-outlives-fn.rs

// Copyright 2016 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.

// revisions: ast mir
//[mir]compile-flags: -Z borrowck=mir

fn cplusplus_mode(x: isize) -> &'static isize {
    &x //[ast]~ ERROR `x` does not live long enough
}
//[mir]~^ ERROR borrowed value does not live long enough

fn main() {}