polybits.cfa:4:1 error: Cannot have bitfields inside a sized polymorphic structure.bitfield: signed int with bitfield width Constant Expression (7: signed int)
... with resolved type:
  signed int
polybits.cfa:10:1 error: Cannot have bitfields inside a sized polymorphic structure.bitfield: signed int with bitfield width Constant Expression (7: signed int)
... with resolved type:
  signed int