@staticmethod
def p_mod_common_optional(p):
    """mod_common_optional : s_rec_layout
                               | deposit
                               | byte_order
                               | data_size
                               | alignment_byte
                               | alignment_word
                               | alignment_long
                               | alignment_float32_ieee
                               | alignment_float64_ieee"""
    p[0] = p.slice[1].type, p[1]
