#![feature(repr_simd)] #[repr(C, align(8))] pub struct ReprC { field: u8, } #[repr(simd, packed(2))] pub struct ReprSimd { field: u8, } #[repr(transparent)] pub struct ReprTransparent { field: u8, } #[repr(isize)] pub enum ReprIsize { Bla, } #[repr(u8)] pub enum ReprU8 { Bla, }