[rustc.git] / src / tools / clippy / tests / ui / floating_point_powi.rs

// run-rustfix
#![warn(clippy::suboptimal_flops)]
#![allow(clippy::unnecessary_cast)]

fn main() {
    let one = 1;
    let x = 3f32;

    let y = 4f32;
    let _ = x.powi(2) + y;
    let _ = x.powi(2) - y;
    let _ = x + y.powi(2);
    let _ = x - y.powi(2);
    let _ = x + (y as f32).powi(2);
    let _ = (x.powi(2) + y).sqrt();
    let _ = (x + y.powi(2)).sqrt();

    let _ = (x - 1.0).powi(2) - y;
    let _ = (x - 1.0).powi(2) - y + 3.0;
    let _ = (x - 1.0).powi(2) - (y + 3.0);
    let _ = x - (y + 1.0).powi(2);
    let _ = x - (3.0 * y).powi(2);
    let _ = x - (y + 1.0 + x).powi(2);
    let _ = x - (y + 1.0 + 2.0).powi(2);

    // Cases where the lint shouldn't be applied
    let _ = x.powi(2);
    let _ = x.powi(1 + 1);
    let _ = x.powi(3);
    let _ = x.powi(4) + y;
    let _ = x.powi(one + 1);
    let _ = (x.powi(2) + y.powi(2)).sqrt();
}
Commit	Line	Data
f20569fa XL	1	// run-rustfix
f20569fa XL	2	#![warn(clippy::suboptimal_flops)]
2b03887a	3	#![allow(clippy::unnecessary_cast)]
f20569fa XL	4
	5	fn main() {
	6	let one = 1;
	7	let x = 3f32;
f20569fa XL	8
	9	let y = 4f32;
	10	let _ = x.powi(2) + y;
2b03887a	11	let _ = x.powi(2) - y;
f20569fa	12	let _ = x + y.powi(2);
2b03887a	13	let _ = x - y.powi(2);
f2b60f7d	14	let _ = x + (y as f32).powi(2);
f20569fa XL	15	let _ = (x.powi(2) + y).sqrt();
f20569fa XL	16	let _ = (x + y.powi(2)).sqrt();
9c376795 FG	17
	18	let _ = (x - 1.0).powi(2) - y;
	19	let _ = (x - 1.0).powi(2) - y + 3.0;
	20	let _ = (x - 1.0).powi(2) - (y + 3.0);
	21	let _ = x - (y + 1.0).powi(2);
	22	let _ = x - (3.0 * y).powi(2);
	23	let _ = x - (y + 1.0 + x).powi(2);
	24	let _ = x - (y + 1.0 + 2.0).powi(2);
	25
f20569fa	26	// Cases where the lint shouldn't be applied
17df50a5 XL	27	let _ = x.powi(2);
17df50a5 XL	28	let _ = x.powi(1 + 1);
f20569fa	29	let _ = x.powi(3);
17df50a5	30	let _ = x.powi(4) + y;
f20569fa XL	31	let _ = x.powi(one + 1);
	32	let _ = (x.powi(2) + y.powi(2)).sqrt();
	33	}