rust-clippy/tests/ui/modulo_one.rs

23 lines
594 B
Rust

#![warn(clippy::modulo_one)]
#![allow(clippy::no_effect, clippy::unnecessary_operation, clippy::identity_op)]
static STATIC_ONE: usize = 2 - 1;
static STATIC_NEG_ONE: i64 = 1 - 2;
fn main() {
10 % 1;
10 % -1;
10 % 2;
i32::MIN % (-1); // also caught by rustc
const ONE: u32 = 1 * 1;
const NEG_ONE: i64 = 1 - 2;
const INT_MIN: i64 = i64::MIN;
2 % ONE;
5 % STATIC_ONE; // NOT caught by lint
2 % NEG_ONE;
5 % STATIC_NEG_ONE; // NOT caught by lint
INT_MIN % NEG_ONE; // also caught by rustc
INT_MIN % STATIC_NEG_ONE; // ONLY caught by rustc
}