silenced an "unreachable code" warning (Intel icl 12.0 compiler)
silenced an "unreachable code" warning (Intel icl 12.0 compiler)

fredwang00/primesieve,tempbottle/primesieve,kimwalisch/primesieve,kimwalisch/primesieve,tempbottle/primesieve,ZahidDev/primesieve,anatoliyrazin/primesieve,tempbottle/primesieve,kimwalisch/primesieve,fredwang00/primesieve,ZahidDev/primesieve,fredwang00/primesieve,anatoliyrazin/primesieve,anatoliyrazin/primesieve,ZahidDev/primesieve