return index;
    private static int helper(FastClass fc, Method method) {        try {            return fc.getIndex(method.getName(), method.getParameterTypes());        } catch (Error e) {            System.err.println("Caught error " + e + " LOOKING UP INDEX name=" + method.getName() + " types=" + java.util.Arrays.asList(method.getParameterTypes()) + " in class " + fc.getClass().getName());            throw e;        }    }