//ww:run-exit 7
// Migrated from 773_isas_spread_variant row spread_as_inline_payload.
package main;
import io;
type rsh = (size | io.eof | ...io.error);
fn pick(b: i32) rsh = {
    if (b == 1) { let u: io.underread = 7: i32: io.underread; return u; };
    return 42: size;
};
export fn main() i32 = {
    let r = pick(1);
    let u = r as io.underread;
    return u: i32;
};