rust/tests/ui/lint/invalid-nan-comparison-suggestion.rs
2024-02-16 20:02:50 +00:00

40 lines
886 B
Rust

//@ check-pass
//@ run-rustfix
fn main() {
let x = 5f32;
let _ = x == f32::NAN;
//~^ WARN incorrect NaN comparison
let _ = x != f32::NAN;
//~^ WARN incorrect NaN comparison
let x = 5f64;
let _ = x == f64::NAN;
//~^ WARN incorrect NaN comparison
let _ = x != f64::NAN;
//~^ WARN incorrect NaN comparison
let b = &2.3f32;
if b != &f32::NAN {}
//~^ WARN incorrect NaN comparison
let b = &2.3f32;
if b != { &f32::NAN } {}
//~^ WARN incorrect NaN comparison
let _ =
b != {
//~^ WARN incorrect NaN comparison
&f32::NAN
};
#[allow(unused_macros)]
macro_rules! nan { () => { f32::NAN }; }
macro_rules! number { () => { 5f32 }; }
let _ = nan!() == number!();
//~^ WARN incorrect NaN comparison
let _ = number!() != nan!();
//~^ WARN incorrect NaN comparison
}