message: rm explict iterator pre-initiliazation (msvc compatiblity)
diff: @@ -204,8 +204,6 @@ cdef class CppStdMapIterator:
  cdef object t
  def __cinit__(self, object t):
  - self.it = < MacroDB_iterator > (NULL)
  - self.end = < MacroDB_iterator > (NULL)
  self.t = t
  def __iter__(self):
  