bindgen-tests/tests/expectations/tests/union_with_big_member.rs

#![allow(dead_code, non_snake_case, non_camel_case_types, non_upper_case_globals)]
#[repr(C)]
#[derive(Copy, Clone)]
pub union WithBigArray {
    pub a: ::std::os::raw::c_int,
    pub b: [::std::os::raw::c_int; 33usize],
}
#[test]
fn bindgen_test_layout_WithBigArray() {
    const UNINIT: ::std::mem::MaybeUninit<WithBigArray> = ::std::mem::MaybeUninit::uninit();
    let ptr = UNINIT.as_ptr();
    assert_eq!(
        ::std::mem::size_of::<WithBigArray>(),
        132usize,
        concat!("Size of: ", stringify!(WithBigArray)),
    );
    assert_eq!(
        ::std::mem::align_of::<WithBigArray>(),
        4usize,
        concat!("Alignment of ", stringify!(WithBigArray)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).a) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigArray), "::", stringify!(a)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).b) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigArray), "::", stringify!(b)),
    );
}
impl Default for WithBigArray {
    fn default() -> Self {
        let mut s = ::std::mem::MaybeUninit::<Self>::uninit();
        unsafe {
            ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1);
            s.assume_init()
        }
    }
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union WithBigArray2 {
    pub a: ::std::os::raw::c_int,
    pub b: [::std::os::raw::c_char; 33usize],
}
#[test]
fn bindgen_test_layout_WithBigArray2() {
    const UNINIT: ::std::mem::MaybeUninit<WithBigArray2> = ::std::mem::MaybeUninit::uninit();
    let ptr = UNINIT.as_ptr();
    assert_eq!(
        ::std::mem::size_of::<WithBigArray2>(),
        36usize,
        concat!("Size of: ", stringify!(WithBigArray2)),
    );
    assert_eq!(
        ::std::mem::align_of::<WithBigArray2>(),
        4usize,
        concat!("Alignment of ", stringify!(WithBigArray2)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).a) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigArray2), "::", stringify!(a)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).b) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigArray2), "::", stringify!(b)),
    );
}
impl Default for WithBigArray2 {
    fn default() -> Self {
        let mut s = ::std::mem::MaybeUninit::<Self>::uninit();
        unsafe {
            ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1);
            s.assume_init()
        }
    }
}
#[repr(C)]
#[derive(Copy, Clone)]
pub union WithBigMember {
    pub a: ::std::os::raw::c_int,
    pub b: WithBigArray,
}
#[test]
fn bindgen_test_layout_WithBigMember() {
    const UNINIT: ::std::mem::MaybeUninit<WithBigMember> = ::std::mem::MaybeUninit::uninit();
    let ptr = UNINIT.as_ptr();
    assert_eq!(
        ::std::mem::size_of::<WithBigMember>(),
        132usize,
        concat!("Size of: ", stringify!(WithBigMember)),
    );
    assert_eq!(
        ::std::mem::align_of::<WithBigMember>(),
        4usize,
        concat!("Alignment of ", stringify!(WithBigMember)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).a) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigMember), "::", stringify!(a)),
    );
    assert_eq!(
        unsafe { ::std::ptr::addr_of!((*ptr).b) as usize - ptr as usize },
        0usize,
        concat!("Offset of field: ", stringify!(WithBigMember), "::", stringify!(b)),
    );
}
impl Default for WithBigMember {
    fn default() -> Self {
        let mut s = ::std::mem::MaybeUninit::<Self>::uninit();
        unsafe {
            ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1);
            s.assume_init()
        }
    }
}