#![feature(plugin)] #![plugin(clippy)] const ONE : i64 = 1; const NEG_ONE : i64 = -1; const ZERO : i64 = 0; #[deny(identity_op)] fn main() { let x = 0; x + 0; //~ERROR 0 + x; //~ERROR x - ZERO; //~ERROR x | (0); //~ERROR ((ZERO)) | x; //~ERROR x * 1; //~ERROR 1 * x; //~ERROR x / ONE; //~ERROR x & NEG_ONE; //~ERROR -1 & x; //~ERROR }