File: attr.rs

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rustc 1.85.0%2Bdfsg3-1
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//@ run-pass
use std::mem;

#[r#repr(r#C, r#packed)]
struct Test {
    a: bool, b: u64
}

#[r#derive(r#Debug)]
struct Test2(#[allow(dead_code)] u32);

pub fn main() {
    assert_eq!(mem::size_of::<Test>(), 9);
    assert_eq!("Test2(123)", format!("{:?}", Test2(123)));
}