public Calc compileCall(ResolvedFunCall call, ExpCompiler compiler) {
final ListCalc listCalc = compiler.compileList(call.getArg(0));
final Calc calc = call.getArgCount() > 1
? compiler.compileScalar(call.getArg(1), true)
: new ValueCalc(call);
return new AbstractDoubleCalc(call, new Calc[]{listCalc, calc}) {
public double evaluateDouble(Evaluator evaluator) {
TupleList memberList = evaluateCurrentList(listCalc, evaluator);
final int savepoint = evaluator.savepoint();
evaluator.setNonEmpty(false);