presto-orc/src/main/java/io/prestosql/orc/stream/LongOutputStreamV2.java/SerializationUtils/getClosestAlignedFixedBits
class SerializationUtils:        public static int getClosestAlignedFixedBits(int n)
        {
            if (n == 0 || n == 1) {
                return 1;
            }
            else if (n > 1 && n <= 2) {
                return 2;
            }
            else if (n > 2 && n <= 4) {
                return 4;
            }
            else if (n > 4 && n <= 8) {
                return 8;
            }
            else if (n > 8 && n <= 16) {
                return 16;
            }
            else if (n > 16 && n <= 24) {
                return 24;
            }
            else if (n > 24 && n <= 32) {
                return 32;
            }
            else if (n > 32 && n <= 40) {
                return 40;
            }
            else if (n > 40 && n <= 48) {
                return 48;
            }
            else if (n > 48 && n <= 56) {
                return 56;
            }
            else {
                return 64;
            }
        }