}
public Sequence build(Context cx, Union u, NonTerminalNode cnt) {
Sequence ret = build0(cx, cnt);
- for(Seq s : and) { Sequence dork = s.build(cx, u, cnt); ret = ret.and(dork); }
- for(Seq s : not) { Sequence dork = s.build(cx, u, cnt); ret = ret.andnot(dork); }
- u.add(ret);
+ for(Seq s : and) { Sequence dork = s.build(cx, null, cnt); ret = ret.and(dork); }
+ for(Seq s : not) { Sequence dork = s.build(cx, null, cnt); ret = ret.andnot(dork); }
+ if (u!=null) u.add(ret);
return ret;
}
public Sequence build0(Context cx, NonTerminalNode cnt) {