diff --git a/boost/preprocessor/arithmetic/dec.hpp b/boost/preprocessor/arithmetic/dec.hpp
new file mode 100644
index 0000000..0503359
--- /dev/null
+++ b/boost/preprocessor/arithmetic/dec.hpp
@@ -0,0 +1,288 @@
+# /* Copyright (C) 2001
+#  * Housemarque Oy
+#  * http://www.housemarque.com
+#  *
+#  * 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)
+#  */
+#
+# /* Revised by Paul Mensonides (2002) */
+#
+# /* See http://www.boost.org for most recent version. */
+#
+# ifndef BOOST_PREPROCESSOR_ARITHMETIC_DEC_HPP
+# define BOOST_PREPROCESSOR_ARITHMETIC_DEC_HPP
+#
+# include <boost/preprocessor/config/config.hpp>
+#
+# /* BOOST_PP_DEC */
+#
+# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
+#    define BOOST_PP_DEC(x) BOOST_PP_DEC_I(x)
+# else
+#    define BOOST_PP_DEC(x) BOOST_PP_DEC_OO((x))
+#    define BOOST_PP_DEC_OO(par) BOOST_PP_DEC_I ## par
+# endif
+#
+# define BOOST_PP_DEC_I(x) BOOST_PP_DEC_ ## x
+#
+# define BOOST_PP_DEC_0 0
+# define BOOST_PP_DEC_1 0
+# define BOOST_PP_DEC_2 1
+# define BOOST_PP_DEC_3 2
+# define BOOST_PP_DEC_4 3
+# define BOOST_PP_DEC_5 4
+# define BOOST_PP_DEC_6 5
+# define BOOST_PP_DEC_7 6
+# define BOOST_PP_DEC_8 7
+# define BOOST_PP_DEC_9 8
+# define BOOST_PP_DEC_10 9
+# define BOOST_PP_DEC_11 10
+# define BOOST_PP_DEC_12 11
+# define BOOST_PP_DEC_13 12
+# define BOOST_PP_DEC_14 13
+# define BOOST_PP_DEC_15 14
+# define BOOST_PP_DEC_16 15
+# define BOOST_PP_DEC_17 16
+# define BOOST_PP_DEC_18 17
+# define BOOST_PP_DEC_19 18
+# define BOOST_PP_DEC_20 19
+# define BOOST_PP_DEC_21 20
+# define BOOST_PP_DEC_22 21
+# define BOOST_PP_DEC_23 22
+# define BOOST_PP_DEC_24 23
+# define BOOST_PP_DEC_25 24
+# define BOOST_PP_DEC_26 25
+# define BOOST_PP_DEC_27 26
+# define BOOST_PP_DEC_28 27
+# define BOOST_PP_DEC_29 28
+# define BOOST_PP_DEC_30 29
+# define BOOST_PP_DEC_31 30
+# define BOOST_PP_DEC_32 31
+# define BOOST_PP_DEC_33 32
+# define BOOST_PP_DEC_34 33
+# define BOOST_PP_DEC_35 34
+# define BOOST_PP_DEC_36 35
+# define BOOST_PP_DEC_37 36
+# define BOOST_PP_DEC_38 37
+# define BOOST_PP_DEC_39 38
+# define BOOST_PP_DEC_40 39
+# define BOOST_PP_DEC_41 40
+# define BOOST_PP_DEC_42 41
+# define BOOST_PP_DEC_43 42
+# define BOOST_PP_DEC_44 43
+# define BOOST_PP_DEC_45 44
+# define BOOST_PP_DEC_46 45
+# define BOOST_PP_DEC_47 46
+# define BOOST_PP_DEC_48 47
+# define BOOST_PP_DEC_49 48
+# define BOOST_PP_DEC_50 49
+# define BOOST_PP_DEC_51 50
+# define BOOST_PP_DEC_52 51
+# define BOOST_PP_DEC_53 52
+# define BOOST_PP_DEC_54 53
+# define BOOST_PP_DEC_55 54
+# define BOOST_PP_DEC_56 55
+# define BOOST_PP_DEC_57 56
+# define BOOST_PP_DEC_58 57
+# define BOOST_PP_DEC_59 58
+# define BOOST_PP_DEC_60 59
+# define BOOST_PP_DEC_61 60
+# define BOOST_PP_DEC_62 61
+# define BOOST_PP_DEC_63 62
+# define BOOST_PP_DEC_64 63
+# define BOOST_PP_DEC_65 64
+# define BOOST_PP_DEC_66 65
+# define BOOST_PP_DEC_67 66
+# define BOOST_PP_DEC_68 67
+# define BOOST_PP_DEC_69 68
+# define BOOST_PP_DEC_70 69
+# define BOOST_PP_DEC_71 70
+# define BOOST_PP_DEC_72 71
+# define BOOST_PP_DEC_73 72
+# define BOOST_PP_DEC_74 73
+# define BOOST_PP_DEC_75 74
+# define BOOST_PP_DEC_76 75
+# define BOOST_PP_DEC_77 76
+# define BOOST_PP_DEC_78 77
+# define BOOST_PP_DEC_79 78
+# define BOOST_PP_DEC_80 79
+# define BOOST_PP_DEC_81 80
+# define BOOST_PP_DEC_82 81
+# define BOOST_PP_DEC_83 82
+# define BOOST_PP_DEC_84 83
+# define BOOST_PP_DEC_85 84
+# define BOOST_PP_DEC_86 85
+# define BOOST_PP_DEC_87 86
+# define BOOST_PP_DEC_88 87
+# define BOOST_PP_DEC_89 88
+# define BOOST_PP_DEC_90 89
+# define BOOST_PP_DEC_91 90
+# define BOOST_PP_DEC_92 91
+# define BOOST_PP_DEC_93 92
+# define BOOST_PP_DEC_94 93
+# define BOOST_PP_DEC_95 94
+# define BOOST_PP_DEC_96 95
+# define BOOST_PP_DEC_97 96
+# define BOOST_PP_DEC_98 97
+# define BOOST_PP_DEC_99 98
+# define BOOST_PP_DEC_100 99
+# define BOOST_PP_DEC_101 100
+# define BOOST_PP_DEC_102 101
+# define BOOST_PP_DEC_103 102
+# define BOOST_PP_DEC_104 103
+# define BOOST_PP_DEC_105 104
+# define BOOST_PP_DEC_106 105
+# define BOOST_PP_DEC_107 106
+# define BOOST_PP_DEC_108 107
+# define BOOST_PP_DEC_109 108
+# define BOOST_PP_DEC_110 109
+# define BOOST_PP_DEC_111 110
+# define BOOST_PP_DEC_112 111
+# define BOOST_PP_DEC_113 112
+# define BOOST_PP_DEC_114 113
+# define BOOST_PP_DEC_115 114
+# define BOOST_PP_DEC_116 115
+# define BOOST_PP_DEC_117 116
+# define BOOST_PP_DEC_118 117
+# define BOOST_PP_DEC_119 118
+# define BOOST_PP_DEC_120 119
+# define BOOST_PP_DEC_121 120
+# define BOOST_PP_DEC_122 121
+# define BOOST_PP_DEC_123 122
+# define BOOST_PP_DEC_124 123
+# define BOOST_PP_DEC_125 124
+# define BOOST_PP_DEC_126 125
+# define BOOST_PP_DEC_127 126
+# define BOOST_PP_DEC_128 127
+# define BOOST_PP_DEC_129 128
+# define BOOST_PP_DEC_130 129
+# define BOOST_PP_DEC_131 130
+# define BOOST_PP_DEC_132 131
+# define BOOST_PP_DEC_133 132
+# define BOOST_PP_DEC_134 133
+# define BOOST_PP_DEC_135 134
+# define BOOST_PP_DEC_136 135
+# define BOOST_PP_DEC_137 136
+# define BOOST_PP_DEC_138 137
+# define BOOST_PP_DEC_139 138
+# define BOOST_PP_DEC_140 139
+# define BOOST_PP_DEC_141 140
+# define BOOST_PP_DEC_142 141
+# define BOOST_PP_DEC_143 142
+# define BOOST_PP_DEC_144 143
+# define BOOST_PP_DEC_145 144
+# define BOOST_PP_DEC_146 145
+# define BOOST_PP_DEC_147 146
+# define BOOST_PP_DEC_148 147
+# define BOOST_PP_DEC_149 148
+# define BOOST_PP_DEC_150 149
+# define BOOST_PP_DEC_151 150
+# define BOOST_PP_DEC_152 151
+# define BOOST_PP_DEC_153 152
+# define BOOST_PP_DEC_154 153
+# define BOOST_PP_DEC_155 154
+# define BOOST_PP_DEC_156 155
+# define BOOST_PP_DEC_157 156
+# define BOOST_PP_DEC_158 157
+# define BOOST_PP_DEC_159 158
+# define BOOST_PP_DEC_160 159
+# define BOOST_PP_DEC_161 160
+# define BOOST_PP_DEC_162 161
+# define BOOST_PP_DEC_163 162
+# define BOOST_PP_DEC_164 163
+# define BOOST_PP_DEC_165 164
+# define BOOST_PP_DEC_166 165
+# define BOOST_PP_DEC_167 166
+# define BOOST_PP_DEC_168 167
+# define BOOST_PP_DEC_169 168
+# define BOOST_PP_DEC_170 169
+# define BOOST_PP_DEC_171 170
+# define BOOST_PP_DEC_172 171
+# define BOOST_PP_DEC_173 172
+# define BOOST_PP_DEC_174 173
+# define BOOST_PP_DEC_175 174
+# define BOOST_PP_DEC_176 175
+# define BOOST_PP_DEC_177 176
+# define BOOST_PP_DEC_178 177
+# define BOOST_PP_DEC_179 178
+# define BOOST_PP_DEC_180 179
+# define BOOST_PP_DEC_181 180
+# define BOOST_PP_DEC_182 181
+# define BOOST_PP_DEC_183 182
+# define BOOST_PP_DEC_184 183
+# define BOOST_PP_DEC_185 184
+# define BOOST_PP_DEC_186 185
+# define BOOST_PP_DEC_187 186
+# define BOOST_PP_DEC_188 187
+# define BOOST_PP_DEC_189 188
+# define BOOST_PP_DEC_190 189
+# define BOOST_PP_DEC_191 190
+# define BOOST_PP_DEC_192 191
+# define BOOST_PP_DEC_193 192
+# define BOOST_PP_DEC_194 193
+# define BOOST_PP_DEC_195 194
+# define BOOST_PP_DEC_196 195
+# define BOOST_PP_DEC_197 196
+# define BOOST_PP_DEC_198 197
+# define BOOST_PP_DEC_199 198
+# define BOOST_PP_DEC_200 199
+# define BOOST_PP_DEC_201 200
+# define BOOST_PP_DEC_202 201
+# define BOOST_PP_DEC_203 202
+# define BOOST_PP_DEC_204 203
+# define BOOST_PP_DEC_205 204
+# define BOOST_PP_DEC_206 205
+# define BOOST_PP_DEC_207 206
+# define BOOST_PP_DEC_208 207
+# define BOOST_PP_DEC_209 208
+# define BOOST_PP_DEC_210 209
+# define BOOST_PP_DEC_211 210
+# define BOOST_PP_DEC_212 211
+# define BOOST_PP_DEC_213 212
+# define BOOST_PP_DEC_214 213
+# define BOOST_PP_DEC_215 214
+# define BOOST_PP_DEC_216 215
+# define BOOST_PP_DEC_217 216
+# define BOOST_PP_DEC_218 217
+# define BOOST_PP_DEC_219 218
+# define BOOST_PP_DEC_220 219
+# define BOOST_PP_DEC_221 220
+# define BOOST_PP_DEC_222 221
+# define BOOST_PP_DEC_223 222
+# define BOOST_PP_DEC_224 223
+# define BOOST_PP_DEC_225 224
+# define BOOST_PP_DEC_226 225
+# define BOOST_PP_DEC_227 226
+# define BOOST_PP_DEC_228 227
+# define BOOST_PP_DEC_229 228
+# define BOOST_PP_DEC_230 229
+# define BOOST_PP_DEC_231 230
+# define BOOST_PP_DEC_232 231
+# define BOOST_PP_DEC_233 232
+# define BOOST_PP_DEC_234 233
+# define BOOST_PP_DEC_235 234
+# define BOOST_PP_DEC_236 235
+# define BOOST_PP_DEC_237 236
+# define BOOST_PP_DEC_238 237
+# define BOOST_PP_DEC_239 238
+# define BOOST_PP_DEC_240 239
+# define BOOST_PP_DEC_241 240
+# define BOOST_PP_DEC_242 241
+# define BOOST_PP_DEC_243 242
+# define BOOST_PP_DEC_244 243
+# define BOOST_PP_DEC_245 244
+# define BOOST_PP_DEC_246 245
+# define BOOST_PP_DEC_247 246
+# define BOOST_PP_DEC_248 247
+# define BOOST_PP_DEC_249 248
+# define BOOST_PP_DEC_250 249
+# define BOOST_PP_DEC_251 250
+# define BOOST_PP_DEC_252 251
+# define BOOST_PP_DEC_253 252
+# define BOOST_PP_DEC_254 253
+# define BOOST_PP_DEC_255 254
+# define BOOST_PP_DEC_256 255
+#
+# endif