rust/tests/ui/cast_lossless_float.fixed

26 lines
633 B
Rust
Raw Normal View History

// run-rustfix
#![allow(clippy::no_effect, clippy::unnecessary_operation, dead_code)]
#![warn(clippy::cast_lossless)]
fn main() {
// Test clippy::cast_lossless with casts to floating-point types
f32::from(1i8);
f64::from(1i8);
f32::from(1u8);
f64::from(1u8);
f32::from(1i16);
f64::from(1i16);
f32::from(1u16);
f64::from(1u16);
f64::from(1i32);
f64::from(1u32);
}
// The lint would suggest using `f64::from(input)` here but the `XX::from` function is not const,
// so we skip the lint if the expression is in a const fn.
// See #3656
const fn abc(input: f32) -> f64 {
input as f64
}