// Copyright 2017 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. // pretty-compare-only // pretty-mode:expanded // pp-exact:cast-lt.pp macro_rules! negative { ($e:expr) => { $e < 0 } } fn main() { negative!(1 as i32); }