@Override
public void compile(final QueryContext ctx) throws QueryException {
if (compiled) return;
compiled = true;
if (check) {
final StaticFunc sf = ctx.funcs.get(name, args.length, info);
if (sf == null) throw Err.FUNCUNKNOWN.thrw(info, name.string());
type = sf.funcType().seqType();
}
final int fp = scope.enter(ctx);
try {
expr = expr.compile(ctx, scope);
expr.markTailCalls();
} finally {
scope.cleanUp(this);
scope.exit(ctx, fp);
}
}
