// Copyright 2012-2014 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // Test that a macro can emit delimiters with nothing inside - `()`, `{}` // aux-build:hello_macro.rs #![feature(proc_macro_hygiene)] extern crate hello_macro; fn main() { hello_macro::hello!(); }