[stdlib] _UnsafeBitset.withTemporaryBitset: New internal function
[stdlib] _UnsafeBitset.withTemporaryBitset: New internal function

atrick/swift,benlangmuir/swift,ahoppen/swift,JGiola/swift,apple/swift,gregomni/swift,atrick/swift,glessard/swift,ahoppen/swift,apple/swift,JGiola/swift,atrick/swift,glessard/swift,rudkx/swift,atrick/swift,gregomni/swift,apple/swift,roambotics/swift,ahoppen/swift,JGiola/swift,ahoppen/swift,glessard/swift,apple/swift,JGiola/swift,atrick/swift,glessard/swift,benlangmuir/swift,apple/swift,gregomni/swift,roambotics/swift,rudkx/swift,rudkx/swift,JGiola/swift,glessard/swift,roambotics/swift,benlangmuir/swift,rudkx/swift,roambotics/swift,rudkx/swift,apple/swift,ahoppen/swift,benlangmuir/swift,roambotics/swift,gregomni/swift,benlangmuir/swift,ahoppen/swift,atrick/swift,JGiola/swift,rudkx/swift,benlangmuir/swift,gregomni/swift,roambotics/swift,gregomni/swift,glessard/swift