这个比较有意思,# define BOOST_PP_INC_I(x) BOOST_PP_INC_ ## x 连接在一起以后,然后定义为x+1 实现了inc功能,不过最多也就到255 # /* Copyright (C) 2001 # * Housemarque Oy # * http://www.housemarque.com # * # * Distributed under the Boost Software License, Version 1.0. (See # * accompany…