abs assert assertionFailure debugPrint dump fatalError getVaList isKnownUniquelyReferenced max min numericCast precondition preconditionFailure print readLine repeatElement sequence stride swap transcode unsafeBitCast unsafeDowncast withExtendedLifetime withUnsafeBytes withUnsafeMutableBytes withUnsafeMutablePointer withUnsafePointer withVaList zip