SV = RV(0xa519e7c) at 0xa519e70
  REFCNT = 1
  FLAGS = (PADMY,ROK)
  RV = 0xa51a290
    SV = PVCV(0xa4fd0e8) at 0xa51a290
      REFCNT = 2
      FLAGS = ()
      COMP_STASH = 0x98a2d30    "module-name"
...
caching perl-sub ref 173121136d in 159850504d context