//! `count_prefix` generates the length field and the count expression itself, so a
//! directive that reads, stores, or replaces that machinery on the same field conflicts.
use bnb::bin;
#[bin]
struct Frame {
tag: bnb::u4,
n: u8,
#[brw(count_prefix = u16)]
#[br(count = n)]
items: Vec<u8>,
}
fn main() {}