| # /* ************************************************************************** |
| # * * |
| # * (C) Copyright Paul Mensonides 2002. |
| # * Distributed under the Boost Software License, Version 1.0. (See |
| # * accompanying file LICENSE_1_0.txt or copy at |
| # * http://www.boost.org/LICENSE_1_0.txt) |
| # * * |
| # ************************************************************************** */ |
| # |
| # /* See http://www.boost.org for most recent version. */ |
| # |
| # include <boost/preprocessor/arithmetic/add.hpp> |
| # include <boost/preprocessor/arithmetic/dec.hpp> |
| # include <boost/preprocessor/control.hpp> |
| # include <libs/preprocessor/test/test.h> |
| |
| # define TR(x) 1 |
| |
| BEGIN BOOST_PP_EXPR_IIF(0, TR)(0) == 0 END |
| BEGIN BOOST_PP_EXPR_IIF(1, TR)(0) == 1 END |
| |
| BEGIN BOOST_PP_EXPR_IF(3, TR)(0) == 1 END |
| BEGIN BOOST_PP_EXPR_IF(0, TR)(0) == 0 END |
| |
| BEGIN BOOST_PP_IIF(0, 1, 0) == 0 END |
| BEGIN BOOST_PP_IIF(1, 1, 0) == 1 END |
| |
| BEGIN BOOST_PP_IF(0, 1, 0) == 0 END |
| BEGIN BOOST_PP_IF(9, 1, 0) == 1 END |
| |
| # define PRED(d, state) state |
| # define OP_1(d, state) BOOST_PP_DEC(state) |
| |
| BEGIN BOOST_PP_WHILE(PRED, OP_1, 50) == 0 END |
| |
| # define OP_2(d, state) BOOST_PP_DEC(BOOST_PP_ADD(BOOST_PP_WHILE(PRED, OP_1, state), state)) |
| # define OP_3(d, state) BOOST_PP_DEC(BOOST_PP_ADD_D(d, BOOST_PP_WHILE_ ## d(PRED, OP_1, state), state)) |
| |
| BEGIN BOOST_PP_WHILE(PRED, OP_2, 10) == 0 END |
| BEGIN BOOST_PP_WHILE(PRED, OP_3, 10) == 0 END |
