2
0
Fork 0
mirror of https://github.com/rust-lang/rust-clippy synced 2024-12-26 04:53:31 +00:00
rust-clippy/tests/ui/floating_point_arithmetic_nostd.rs

32 lines
660 B
Rust
Raw Normal View History

#![feature(lang_items, start)]
#![warn(clippy::imprecise_flops)]
#![warn(clippy::suboptimal_flops)]
#![no_std]
// The following should not lint, as the suggested methods {f32,f64}.mul_add()
// and {f32,f64}::abs() are not available in no_std
pub fn mul_add() {
let a: f64 = 1234.567;
let b: f64 = 45.67834;
let c: f64 = 0.0004;
let _ = a * b + c;
}
fn fake_abs1(num: f64) -> f64 {
if num >= 0.0 { num } else { -num }
}
#[start]
fn main(_argc: isize, _argv: *const *const u8) -> isize {
0
}
#[panic_handler]
fn panic(_info: &core::panic::PanicInfo) -> ! {
loop {}
}
#[lang = "eh_personality"]
extern "C" fn eh_personality() {}