1 // Copyright 2014 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 // macro f should not be able to inject a reference to 'n'.
13 // Ignored because `for` loops are not hygienic yet; they will require special
14 // handling since they introduce a new pattern binding position.
18 macro_rules! f { () => (n) }
21 for n in range(0i, 1) {
22 println!("{}", f!()); //~ ERROR unresolved name `n`