rust-clippy/tests/ui/floating_point_arithmetic_nostd.rs
cuishuang b0db9c285d Remove unnecessary symbols and add missing symbols
Signed-off-by: cuishuang <imcusg@gmail.com>
2024-09-09 21:48:12 +08:00

31 lines
682 B
Rust

#![feature(lang_items, start)]
#![warn(clippy::imprecise_flops)]
#![warn(clippy::suboptimal_flops)]
#![no_std]
// The following should not lint, as the suggested methods `{f16,f32,f64,f128}.mul_add()`
// and `{f16,f32,f64,f128}::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() {}