code: def instruction_addresses(self):
          
          if self._instruction_addresses is None:
              if self.statements is None:
                  self._instruction_addresses = [ ]
              else:
                  self._instruction_addresses = [ (s.addr + s.delta) for s in self.statements if type(s) is stmt.IMark ]
          return self._instruction_addresses
docs: Addresses of instructions in this block.