bunny:/tmp spiros$ perl test.pl 
Token:
SV = PV(0x1801460) at 0x180bcf0
  REFCNT = 1
  FLAGS = (PADBUSY,PADMY,POK,pPOK,UTF8)
  PV = 0x30afc0 "ba\303\261o"\0 [UTF8 "ba\x{f1}o"]
  CUR = 5
  LEN = 6
Term:
SV = PV(0x1801484) at 0x180bce4
  REFCNT = 1
  FLAGS = (PADBUSY,PADMY,POK,pPOK)
  PV = 0x300fa0 "ba\303\261o"\0
  CUR = 5
  LEN = 6
Malformed UTF-8 character (unexpected non-continuation byte 0x00, immediately after start byte 0xc3) in pattern match (m//) at test.pl line 17.