use QString::toLatin1() instead of QString::toAscii() (deprecated in Qt5)
use QString::toLatin1() instead of QString::toAscii() (deprecated in Qt5)

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