rust/src/test/compile-fail/issue-12612.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.

// aux-build:issue-12612-1.rs

extern crate foo = "issue-12612-1";

use foo::bar;

mod test {
    use bar::foo;
    //~^ ERROR unresolved import `bar::foo`. Maybe a missing `extern crate bar`?
}

fn main() {}