zero -> 0x1 -> zero one -> 0x2 -> one two -> 0x4 -> two three -> 0x8 -> three unknown: warning: unknown name value "four" in "four" four -> 0x0 -> unknown: warning: unknown name value "four" in "zero one two three four" zero one two three four -> 0xf -> zero one two three unknown: warning: name_mask: unknown mask bit in mask: 0xf0 0xff -> 0xff -> (null) unknown: warning: name_mask: unknown mask bit in mask: 0xfffffff0 0xffffffff -> 0xffffffff -> (null) unknown: warning: unknown name value "0xffffffffffffffff" in "0xffffffffffffffff" 0xffffffffffffffff -> 0x0 ->