rust-clippy/tests/ui/manual_is_power_of_two.rs
2024-09-05 18:38:06 -07:00

14 lines
280 B
Rust

#![warn(clippy::manual_is_power_of_two)]
fn main() {
let a = 16_u64;
let _ = a.count_ones() == 1;
let _ = a & (a - 1) == 0;
let b = 4_i64;
// is_power_of_two only works for unsigned integers
let _ = b.count_ones() == 1;
let _ = b & (b - 1) == 0;
}