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#![warn(clippy::manual_bits)]
#![allow(
clippy::no_effect,
clippy::useless_conversion,
path_statements,
unused_must_use,
clippy::unnecessary_operation,
clippy::unnecessary_cast
)]
use std::mem::{size_of, size_of_val};
fn main() {
i8::BITS as usize;
//~^ manual_bits
i16::BITS as usize;
//~^ manual_bits
i32::BITS as usize;
//~^ manual_bits
i64::BITS as usize;
//~^ manual_bits
i128::BITS as usize;
//~^ manual_bits
isize::BITS as usize;
//~^ manual_bits
u8::BITS as usize;
//~^ manual_bits
u16::BITS as usize;
//~^ manual_bits
u32::BITS as usize;
//~^ manual_bits
u64::BITS as usize;
//~^ manual_bits
u128::BITS as usize;
//~^ manual_bits
usize::BITS as usize;
//~^ manual_bits
i8::BITS as usize;
//~^ manual_bits
i16::BITS as usize;
//~^ manual_bits
i32::BITS as usize;
//~^ manual_bits
i64::BITS as usize;
//~^ manual_bits
i128::BITS as usize;
//~^ manual_bits
isize::BITS as usize;
//~^ manual_bits
u8::BITS as usize;
//~^ manual_bits
u16::BITS as usize;
//~^ manual_bits
u32::BITS as usize;
//~^ manual_bits
u64::BITS as usize;
//~^ manual_bits
u128::BITS as usize;
//~^ manual_bits
usize::BITS as usize;
//~^ manual_bits
size_of::<usize>() * 4;
4 * size_of::<usize>();
size_of::<bool>() * 8;
8 * size_of::<bool>();
size_of_val(&0u32) * 8;
type Word = u32;
Word::BITS as usize;
//~^ manual_bits
type Bool = bool;
size_of::<Bool>() * 8;
let _: u32 = u128::BITS as u32;
//~^ manual_bits
let _: u32 = u128::BITS.try_into().unwrap();
//~^ manual_bits
let _ = (u128::BITS as usize).pow(5);
//~^ manual_bits
let _ = &(u128::BITS as usize);
//~^ manual_bits
}
fn should_not_lint() {
macro_rules! bits_via_macro {
($T: ty) => {
size_of::<$T>() * 8;
};
}
bits_via_macro!(u8);
bits_via_macro!(String);
}
|
