fn copy_unaligned_basic_latin_to_ascii<E: Endian>(
src: UnalignedU16Slice,
dst: &mut [u8],
) -> CopyAsciiResult<usize, (u16, usize)>
fn copy_unaligned_basic_latin_to_ascii<E: Endian>(
src: UnalignedU16Slice,
dst: &mut [u8],
) -> CopyAsciiResult<usize, (u16, usize)>