:returns: True if all statements are whitelisted

def get_whitelisted_statements(self, addr):
        """
        :returns: True if all statements are whitelisted
        """
        if addr in self._run_statement_whitelist:
            if self._run_statement_whitelist[addr] is True:
                return None # This is the default value used to say
                            # we execute all statements in this basic block. A
                            # little weird...

            else:
                return self._run_statement_whitelist[addr]

        else:
            return []