0 dkg@pip:~$ perl -MDevel::Peek  -e 'use Math::GMP; my $x = Math::GMP->new(34); printf("%s\n", Dump($x));'
SV = RV(0x868ce44) at 0x868ce38
  REFCNT = 1
  FLAGS = (PADMY,ROK)
  RV = 0x8672998
  SV = PVMG(0x86cc918) at 0x8672998
    REFCNT = 1
    FLAGS = (OBJECT,IOK,OVERLOAD,pIOK)
    IV = 141099448
    NV = 0
    PV = 0
    STASH = 0x86adf00	"Math::GMP"

0 dkg@pip:~$