Imported Upstream version 1.7.0+dfsg1

[rustc.git] / src / test / compile-fail / borrowck-fn-in-const-b.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.

// Check that we check fns appearing in constant declarations.
// Issue #22382.

// How about mutating an immutable vector?
const MUTATE: fn(&Vec<String>) = {
    fn broken(x: &Vec<String>) {
        x.push(format!("this is broken"));
        //~^ ERROR cannot borrow
    }
    broken
};

fn main() {
}