int cmpXToRoundArbitrarily;

    if (roundArbitrarilyAsLong == Long.MAX_VALUE) {
      /*
       * For most values, the conversion from roundArbitrarily to roundArbitrarilyAsLong is
       * lossless. In that case we can compare x to roundArbitrarily using Longs.compare(x,
       * roundArbitrarilyAsLong). The exception is for values where the conversion to double rounds