rust/tests/ui/lint/invalid-nan-comparison-suggestion.rs
Trevor Gross 3afbe4f9c7 Add f16 and f128 to invalid_nan_comparison
Currently `f32_nan` and `f64_nan` are used to provide the
`invalid_nan_comparison` lint. Since we have `f16_nan` and `f128_nan`,
hook these up so the new float types get the same lints.
2024-10-31 21:26:36 -05:00

54 lines
1.2 KiB
Rust

//@ check-pass
//@ run-rustfix
#![feature(f16, f128)]
fn main() {
let x = 5f16;
let _ = x == f16::NAN;
//~^ WARN incorrect NaN comparison
let _ = x != f16::NAN;
//~^ WARN incorrect NaN comparison
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 x = 5f128;
let _ = x == f128::NAN;
//~^ WARN incorrect NaN comparison
let _ = x != f128::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
}