rust/tests/ui/double_neg.rs
2017-02-07 21:05:30 +01:00

11 lines
211 B
Rust

#![feature(plugin)]
#![plugin(clippy)]
#[deny(double_neg)]
fn main() {
let x = 1;
-x;
-(-x);
--x; //~ERROR: `--x` could be misinterpreted as pre-decrement by C programmers, is usually a no-op
}