src/test/ui/issue-38715.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

// Copyright 2016 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.

#[macro_export]
macro_rules! foo { ($i:ident) => {} }

#[macro_export]
macro_rules! foo { () => {} } //~ ERROR a macro named `foo` has already been exported
                              //~| WARN this was previously accepted