perl-5.24.0

       6101.313876      task-clock (msec)
    18,547,679,958      cycles

bleadperl, v5.25.4-176-g23e15e7

       6027.767495      task-clock (msec)
    18,321,742,652      cycles 

cperl, v5.23.0-3278-gdff4721

       6046.706723      task-clock (msec)
    18,380,297,957      cycles