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https://github.com/rust-lang/rust-clippy
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32 lines
1.2 KiB
Rust
32 lines
1.2 KiB
Rust
// FIXME(f16_f128): add tests when constants are available
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#![warn(clippy::cast_nan_to_int)]
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#![allow(clippy::eq_op)]
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fn main() {
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let _ = (0.0_f32 / -0.0) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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let _ = (f64::INFINITY * -0.0) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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let _ = (0.0 * f32::INFINITY) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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let _ = (f64::INFINITY + f64::NEG_INFINITY) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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let _ = (f32::INFINITY - f32::INFINITY) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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let _ = (f32::INFINITY / f32::NEG_INFINITY) as usize;
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//~^ ERROR: casting a known NaN to usize
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//~| NOTE: this always evaluates to 0
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// those won't be linted:
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let _ = (1.0_f32 / 0.0) as usize;
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let _ = (f32::INFINITY * f32::NEG_INFINITY) as usize;
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let _ = (f32::INFINITY - f32::NEG_INFINITY) as usize;
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let _ = (f64::INFINITY - 0.0) as usize;
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}
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