| #![allow( |
| dead_code, |
| non_snake_case, |
| non_camel_case_types, |
| non_upper_case_globals |
| )] |
| |
| #[repr(C)] |
| #[derive(Copy, Clone, Default)] |
| pub struct foo { |
| bar: ::std::os::raw::c_int, |
| } |
| |
| /// bar should compile. It will normally derive debug, but our blocklist of foo |
| /// and replacement for another type that doesn't implement it would prevent it |
| /// from building if --no-derive-debug didn't work. |
| #[repr(C)] |
| pub struct bar { |
| pub foo: foo, |
| pub baz: ::std::os::raw::c_int, |
| } |
| #[test] |
| fn bindgen_test_layout_bar() { |
| assert_eq!( |
| ::std::mem::size_of::<bar>(), |
| 8usize, |
| concat!("Size of: ", stringify!(bar)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<bar>(), |
| 4usize, |
| concat!("Alignment of ", stringify!(bar)) |
| ); |
| assert_eq!( |
| unsafe { &(*(::std::ptr::null::<bar>())).foo as *const _ as usize }, |
| 0usize, |
| concat!("Offset of field: ", stringify!(bar), "::", stringify!(foo)) |
| ); |
| assert_eq!( |
| unsafe { &(*(::std::ptr::null::<bar>())).baz as *const _ as usize }, |
| 4usize, |
| concat!("Offset of field: ", stringify!(bar), "::", stringify!(baz)) |
| ); |
| } |
| impl Default for bar { |
| 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() |
| } |
| } |
| } |