// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // aux-build:derive-a.rs extern crate derive_a; //~^ ERROR: crates of the `rustc-macro` crate type cannot be linked at runtime fn main() {}