rust/src/test/compile-fail/macro-outer-attributes.rs

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2014-02-05 16:33:10 -06:00
// 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.
#[feature(macro_rules)];
macro_rules! test ( ($nm:ident,
#[$a:meta],
$i:item) => (mod $nm { #[$a] $i }); )
test!(a,
#[cfg(qux)],
pub fn bar() { })
test!(b,
#[cfg(not(qux))],
pub fn bar() { })
// test1!(#[bar])
#[qux]
fn main() {
a::bar(); //~ ERROR unresolved name `a::bar`
b::bar();
}