macro_rules! by_unit_check_simd {
($name:ident, $unit:ty, $splat:expr, $simd_ty:ty, $bound:expr, $func:ident) => { ... };
}
macro_rules! by_unit_check_simd {
($name:ident, $unit:ty, $splat:expr, $simd_ty:ty, $bound:expr, $func:ident) => { ... };
}