#![feature(prelude_import)] #![no_std] #[prelude_import] use ::std::prelude::v1::*; #[macro_use] extern crate std; // pretty-compare-only // pretty-mode:expanded // pp-exact:cast-lt.pp macro_rules! negative { ($ e : expr) => { $ e < 0 } } fn main() { (1 as i32) < 0; }