rust/src/test/run-pass/macro-path.rs

// Copyright 2012 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.

mod m {
    pub type t = int;
}

macro_rules! foo {
    ($p:path) => ({
        fn f() -> $p { 10 };
        f()
    })
}

pub fn main() {
    assert!(foo!(m::t) == 10);
}