boost::uint64_t total_days = std::numeric_limits<boost::int64_t>::max() / microsec_per_day;
boost::uint64_t total_days = (std::numeric_limits<boost::int64_t>::max)() / microsec_per_day;
main(){#if (defined(BOOST_MSVC) && (_MSC_VER <= 1200))  // 1200 == VC++ 6.0  //skipping tests here due to lack of operator<< support in msvc6  std::cout << "Skipping tests on MSVC6" << std::endl;#else  std::cout << "int64_t  max:  "            << std::numeric_limits<boost::int64_t>::max()             << std::endl;  std::cout << "uint64_t max: "            << std::numeric_limits<boost::uint64_t>::max()             << std::endl;  boost::int64_t seconds_per_day = 60*60*24;  boost::int64_t microsec_per_sec = 1000000;  boost::int64_t microsec_per_day = seconds_per_day*microsec_per_sec;  std::cout << "microsec per day: "             << microsec_per_day            << std::endl;  boost::uint64_t total_days = std::numeric_limits<boost::int64_t>::max() / microsec_per_day;  std::cout << "Representable days: "             << total_days            << std::endl;  boost::int64_t approx_years = total_days / 366;  std::cout << "Approximate years: "             << approx_years            << std::endl;    //getting day count // usec_count / (seconds_per_day*usec_per_sec);  boost::int64_t day_count = 1000;  boost::int64_t usec_count1000 = day_count*microsec_per_day + 999999;  std::cout << "usec count at day 1000 + 999999: "             << usec_count1000            << std::endl;    boost::int64_t day_count_calc = usec_count1000 / microsec_per_day;  std::cout << "calc day count at day 1000: "             << day_count_calc            << std::endl;  boost::int64_t remaining_usec_count = usec_count1000 % microsec_per_day;  std::cout << "remaining usec count: "             << remaining_usec_count            << std::endl;    boost::int32_t day_count3M = 3000000;  boost::int64_t usec_count3M = day_count3M*microsec_per_day + 999999;  std::cout << "usec count at day 3M + 999999: "             << usec_count3M            << std::endl;  boost::int64_t day_count_calc3M = usec_count3M / microsec_per_day;  std::cout << "calc day count at day 3M: "             << day_count_calc3M            << std::endl;  boost::int64_t remaining_usec_count3M = usec_count3M % microsec_per_day;  std::cout << "remaining usec count 3M: "             << remaining_usec_count3M            << std::endl;#endif  //   std::cout << "Days from: "//          << to_simple_string(d1) << " to "//          << to_simple_string(d2) << " = "//          << day_count << std::endl;   //  printTestStats();  return 0;};