libstdc++-v3/src/c++11/limits.cc

   1 // Static data members of -*- C++ -*- numeric_limits classes
   2
   3 // Copyright (C) 1999-2023 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // Under Section 7 of GPL version 3, you are granted additional
  17 // permissions described in the GCC Runtime Library Exception, version
  18 // 3.1, as published by the Free Software Foundation.
  19
  20 // You should have received a copy of the GNU General Public License and
  21 // a copy of the GCC Runtime Library Exception along with this program;
  22 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23 // <http://www.gnu.org/licenses/>.
  24
  25 // Written by Gabriel Dos Reis <Gabriel.Dos-Reis@cmla.ens-cachan.fr>
  26
  27 //
  28 // ISO C++ 14882:1998
  29 // 18.2.1
  30 //
  31
  32 #if __cpp_inline_variables
  33 # error This file must be compiled as C++11 or C++14
  34 #endif
  35
  36 #include <limits>
  37
  38 namespace std _GLIBCXX_VISIBILITY(default)
  39 {
  40 _GLIBCXX_BEGIN_NAMESPACE_VERSION
  41
  42 #define const _GLIBCXX_USE_CONSTEXPR
  43
  44   const bool __numeric_limits_base::is_specialized;
  45   const int  __numeric_limits_base::digits;
  46   const int  __numeric_limits_base::digits10;
  47   const int  __numeric_limits_base::max_digits10;
  48   const bool __numeric_limits_base::is_signed;
  49   const bool __numeric_limits_base::is_integer;
  50   const bool __numeric_limits_base::is_exact;
  51   const int  __numeric_limits_base::radix;
  52   const int  __numeric_limits_base::min_exponent;
  53   const int  __numeric_limits_base::min_exponent10;
  54   const int  __numeric_limits_base::max_exponent;
  55   const int  __numeric_limits_base::max_exponent10;
  56   const bool __numeric_limits_base::has_infinity;
  57   const bool __numeric_limits_base::has_quiet_NaN;
  58   const bool __numeric_limits_base::has_signaling_NaN;
  59   const float_denorm_style __numeric_limits_base::has_denorm;
  60   const bool __numeric_limits_base::has_denorm_loss;
  61   const bool __numeric_limits_base::is_iec559;
  62   const bool __numeric_limits_base::is_bounded;
  63   const bool __numeric_limits_base::is_modulo;
  64   const bool __numeric_limits_base::traps;
  65   const bool __numeric_limits_base::tinyness_before;
  66   const float_round_style __numeric_limits_base::round_style;
  67
  68   // bool
  69   const bool numeric_limits<bool>::is_specialized;
  70   const int  numeric_limits<bool>::digits;
  71   const int  numeric_limits<bool>::digits10;
  72   const int  numeric_limits<bool>::max_digits10;
  73   const bool numeric_limits<bool>::is_signed;
  74   const bool numeric_limits<bool>::is_integer;
  75   const bool numeric_limits<bool>::is_exact;
  76   const int  numeric_limits<bool>::radix;
  77   const int  numeric_limits<bool>::min_exponent;
  78   const int  numeric_limits<bool>::min_exponent10;
  79   const int  numeric_limits<bool>::max_exponent;
  80   const int  numeric_limits<bool>::max_exponent10;
  81   const bool numeric_limits<bool>::has_infinity;
  82   const bool numeric_limits<bool>::has_quiet_NaN;
  83   const bool numeric_limits<bool>::has_signaling_NaN;
  84   const float_denorm_style numeric_limits<bool>::has_denorm;
  85   const bool numeric_limits<bool>::has_denorm_loss;
  86   const bool numeric_limits<bool>::is_iec559;
  87   const bool numeric_limits<bool>::is_bounded;
  88   const bool numeric_limits<bool>::is_modulo;
  89   const bool numeric_limits<bool>::traps;
  90   const bool numeric_limits<bool>::tinyness_before;
  91   const float_round_style numeric_limits<bool>::round_style;
  92
  93   // char
  94   const bool numeric_limits<char>::is_specialized;
  95   const int  numeric_limits<char>::digits;
  96   const int  numeric_limits<char>::digits10;
  97   const int  numeric_limits<char>::max_digits10;
  98   const bool numeric_limits<char>::is_signed;
  99   const bool numeric_limits<char>::is_integer;
 100   const bool numeric_limits<char>::is_exact;
 101   const int  numeric_limits<char>::radix;
 102   const int  numeric_limits<char>::min_exponent;
 103   const int  numeric_limits<char>::min_exponent10;
 104   const int  numeric_limits<char>::max_exponent;
 105   const int  numeric_limits<char>::max_exponent10;
 106   const bool numeric_limits<char>::has_infinity;
 107   const bool numeric_limits<char>::has_quiet_NaN;
 108   const bool numeric_limits<char>::has_signaling_NaN;
 109   const float_denorm_style numeric_limits<char>::has_denorm;
 110   const bool numeric_limits<char>::has_denorm_loss;
 111   const bool numeric_limits<char>::is_iec559;
 112   const bool numeric_limits<char>::is_bounded;
 113   const bool numeric_limits<char>::is_modulo;
 114   const bool numeric_limits<char>::traps;
 115   const bool numeric_limits<char>::tinyness_before;
 116   const float_round_style numeric_limits<char>::round_style;
 117
 118   // signed char
 119   const bool numeric_limits<signed char>::is_specialized;
 120   const int  numeric_limits<signed char>::digits;
 121   const int  numeric_limits<signed char>::digits10;
 122   const int  numeric_limits<signed char>::max_digits10;
 123   const bool numeric_limits<signed char>::is_signed;
 124   const bool numeric_limits<signed char>::is_integer;
 125   const bool numeric_limits<signed char>::is_exact;
 126   const int  numeric_limits<signed char>::radix;
 127   const int  numeric_limits<signed char>::min_exponent;
 128   const int  numeric_limits<signed char>::min_exponent10;
 129   const int  numeric_limits<signed char>::max_exponent;
 130   const int  numeric_limits<signed char>::max_exponent10;
 131   const bool numeric_limits<signed char>::has_infinity;
 132   const bool numeric_limits<signed char>::has_quiet_NaN;
 133   const bool numeric_limits<signed char>::has_signaling_NaN;
 134   const float_denorm_style numeric_limits<signed char>::has_denorm;
 135   const bool numeric_limits<signed char>::has_denorm_loss;
 136   const bool numeric_limits<signed char>::is_iec559;
 137   const bool numeric_limits<signed char>::is_bounded;
 138   const bool numeric_limits<signed char>::is_modulo;
 139   const bool numeric_limits<signed char>::traps;
 140   const bool numeric_limits<signed char>::tinyness_before;
 141   const float_round_style numeric_limits<signed char>::round_style;
 142
 143   // unsigned char
 144   const bool numeric_limits<unsigned char>::is_specialized;
 145   const int  numeric_limits<unsigned char>::digits;
 146   const int  numeric_limits<unsigned char>::digits10;
 147   const int  numeric_limits<unsigned char>::max_digits10;
 148   const bool numeric_limits<unsigned char>::is_signed;
 149   const bool numeric_limits<unsigned char>::is_integer;
 150   const bool numeric_limits<unsigned char>::is_exact;
 151   const int  numeric_limits<unsigned char>::radix;
 152   const int  numeric_limits<unsigned char>::min_exponent;
 153   const int  numeric_limits<unsigned char>::min_exponent10;
 154   const int  numeric_limits<unsigned char>::max_exponent;
 155   const int  numeric_limits<unsigned char>::max_exponent10;
 156   const bool numeric_limits<unsigned char>::has_infinity;
 157   const bool numeric_limits<unsigned char>::has_quiet_NaN;
 158   const bool numeric_limits<unsigned char>::has_signaling_NaN;
 159   const float_denorm_style numeric_limits<unsigned char>::has_denorm;
 160   const bool numeric_limits<unsigned char>::has_denorm_loss;
 161   const bool numeric_limits<unsigned char>::is_iec559;
 162   const bool numeric_limits<unsigned char>::is_bounded;
 163   const bool numeric_limits<unsigned char>::is_modulo;
 164   const bool numeric_limits<unsigned char>::traps;
 165   const bool numeric_limits<unsigned char>::tinyness_before;
 166   const float_round_style numeric_limits<unsigned char>::round_style;
 167
 168   // wchar_t
 169   // This used to be problematic...
 170 #ifdef _GLIBCXX_USE_WCHAR_T
 171   const bool numeric_limits<wchar_t>::is_specialized;
 172   const int  numeric_limits<wchar_t>::digits;
 173   const int  numeric_limits<wchar_t>::digits10;
 174   const int  numeric_limits<wchar_t>::max_digits10;
 175   const bool numeric_limits<wchar_t>::is_signed;
 176   const bool numeric_limits<wchar_t>::is_integer;
 177   const bool numeric_limits<wchar_t>::is_exact;
 178   const int  numeric_limits<wchar_t>::radix;
 179   const int  numeric_limits<wchar_t>::min_exponent;
 180   const int  numeric_limits<wchar_t>::min_exponent10;
 181   const int  numeric_limits<wchar_t>::max_exponent;
 182   const int  numeric_limits<wchar_t>::max_exponent10;
 183   const bool numeric_limits<wchar_t>::has_infinity;
 184   const bool numeric_limits<wchar_t>::has_quiet_NaN;
 185   const bool numeric_limits<wchar_t>::has_signaling_NaN;
 186   const float_denorm_style numeric_limits<wchar_t>::has_denorm;
 187   const bool numeric_limits<wchar_t>::has_denorm_loss;
 188   const bool numeric_limits<wchar_t>::is_iec559;
 189   const bool numeric_limits<wchar_t>::is_bounded;
 190   const bool numeric_limits<wchar_t>::is_modulo;
 191   const bool numeric_limits<wchar_t>::traps;
 192   const bool numeric_limits<wchar_t>::tinyness_before;
 193   const float_round_style numeric_limits<wchar_t>::round_style;
 194 #endif // _GLIBCXX_USE_WCHAR_T
 195
 196   // short
 197   const bool numeric_limits<short>::is_specialized;
 198   const int  numeric_limits<short>::digits;
 199   const int  numeric_limits<short>::digits10;
 200   const int  numeric_limits<short>::max_digits10;
 201   const bool numeric_limits<short>::is_signed;
 202   const bool numeric_limits<short>::is_integer;
 203   const bool numeric_limits<short>::is_exact;
 204   const int  numeric_limits<short>::radix;
 205   const int  numeric_limits<short>::min_exponent;
 206   const int  numeric_limits<short>::min_exponent10;
 207   const int  numeric_limits<short>::max_exponent;
 208   const int  numeric_limits<short>::max_exponent10;
 209   const bool numeric_limits<short>::has_infinity;
 210   const bool numeric_limits<short>::has_quiet_NaN;
 211   const bool numeric_limits<short>::has_signaling_NaN;
 212   const float_denorm_style numeric_limits<short>::has_denorm;
 213   const bool numeric_limits<short>::has_denorm_loss;
 214   const bool numeric_limits<short>::is_iec559;
 215   const bool numeric_limits<short>::is_bounded;
 216   const bool numeric_limits<short>::is_modulo;
 217   const bool numeric_limits<short>::traps;
 218   const bool numeric_limits<short>::tinyness_before;
 219   const float_round_style numeric_limits<short>::round_style;
 220
 221   // unsigned short
 222   const bool numeric_limits<unsigned short>::is_specialized;
 223   const int  numeric_limits<unsigned short>::digits;
 224   const int  numeric_limits<unsigned short>::digits10;
 225   const int  numeric_limits<unsigned short>::max_digits10;
 226   const bool numeric_limits<unsigned short>::is_signed;
 227   const bool numeric_limits<unsigned short>::is_integer;
 228   const bool numeric_limits<unsigned short>::is_exact;
 229   const int  numeric_limits<unsigned short>::radix;
 230   const int  numeric_limits<unsigned short>::min_exponent;
 231   const int  numeric_limits<unsigned short>::min_exponent10;
 232   const int  numeric_limits<unsigned short>::max_exponent;
 233   const int  numeric_limits<unsigned short>::max_exponent10;
 234   const bool numeric_limits<unsigned short>::has_infinity;
 235   const bool numeric_limits<unsigned short>::has_quiet_NaN;
 236   const bool numeric_limits<unsigned short>::has_signaling_NaN;
 237   const float_denorm_style numeric_limits<unsigned short>::has_denorm;
 238   const bool numeric_limits<unsigned short>::has_denorm_loss;
 239   const bool numeric_limits<unsigned short>::is_iec559;
 240   const bool numeric_limits<unsigned short>::is_bounded;
 241   const bool numeric_limits<unsigned short>::is_modulo;
 242   const bool numeric_limits<unsigned short>::traps;
 243   const bool numeric_limits<unsigned short>::tinyness_before;
 244   const float_round_style numeric_limits<unsigned short>::round_style;
 245
 246   // int
 247   const bool numeric_limits<int>::is_specialized;
 248   const int  numeric_limits<int>::digits;
 249   const int  numeric_limits<int>::digits10;
 250   const int  numeric_limits<int>::max_digits10;
 251   const bool numeric_limits<int>::is_signed;
 252   const bool numeric_limits<int>::is_integer;
 253   const bool numeric_limits<int>::is_exact;
 254   const int  numeric_limits<int>::radix;
 255   const int  numeric_limits<int>::min_exponent;
 256   const int  numeric_limits<int>::min_exponent10;
 257   const int  numeric_limits<int>::max_exponent;
 258   const int  numeric_limits<int>::max_exponent10;
 259   const bool numeric_limits<int>::has_infinity;
 260   const bool numeric_limits<int>::has_quiet_NaN;
 261   const bool numeric_limits<int>::has_signaling_NaN;
 262   const float_denorm_style numeric_limits<int>::has_denorm;
 263   const bool numeric_limits<int>::has_denorm_loss;
 264   const bool numeric_limits<int>::is_iec559;
 265   const bool numeric_limits<int>::is_bounded;
 266   const bool numeric_limits<int>::is_modulo;
 267   const bool numeric_limits<int>::traps;
 268   const bool numeric_limits<int>::tinyness_before;
 269   const float_round_style numeric_limits<int>::round_style;
 270
 271   // unsigned int
 272   const bool numeric_limits<unsigned int>::is_specialized;
 273   const int  numeric_limits<unsigned int>::digits;
 274   const int  numeric_limits<unsigned int>::digits10;
 275   const int  numeric_limits<unsigned int>::max_digits10;
 276   const bool numeric_limits<unsigned int>::is_signed;
 277   const bool numeric_limits<unsigned int>::is_integer;
 278   const bool numeric_limits<unsigned int>::is_exact;
 279   const int  numeric_limits<unsigned int>::radix;
 280   const int  numeric_limits<unsigned int>::min_exponent;
 281   const int  numeric_limits<unsigned int>::min_exponent10;
 282   const int  numeric_limits<unsigned int>::max_exponent;
 283   const int  numeric_limits<unsigned int>::max_exponent10;
 284   const bool numeric_limits<unsigned int>::has_infinity;
 285   const bool numeric_limits<unsigned int>::has_quiet_NaN;
 286   const bool numeric_limits<unsigned int>::has_signaling_NaN;
 287   const float_denorm_style numeric_limits<unsigned int>::has_denorm;
 288   const bool numeric_limits<unsigned int>::has_denorm_loss;
 289   const bool numeric_limits<unsigned int>::is_iec559;
 290   const bool numeric_limits<unsigned int>::is_bounded;
 291   const bool numeric_limits<unsigned int>::is_modulo;
 292   const bool numeric_limits<unsigned int>::traps;
 293   const bool numeric_limits<unsigned int>::tinyness_before;
 294   const float_round_style numeric_limits<unsigned int>::round_style;
 295
 296   // long
 297   const bool numeric_limits<long>::is_specialized;
 298   const int  numeric_limits<long>::digits;
 299   const int  numeric_limits<long>::digits10;
 300   const int  numeric_limits<long>::max_digits10;
 301   const bool numeric_limits<long>::is_signed;
 302   const bool numeric_limits<long>::is_integer;
 303   const bool numeric_limits<long>::is_exact;
 304   const int  numeric_limits<long>::radix;
 305   const int  numeric_limits<long>::min_exponent;
 306   const int  numeric_limits<long>::min_exponent10;
 307   const int  numeric_limits<long>::max_exponent;
 308   const int  numeric_limits<long>::max_exponent10;
 309   const bool numeric_limits<long>::has_infinity;
 310   const bool numeric_limits<long>::has_quiet_NaN;
 311   const bool numeric_limits<long>::has_signaling_NaN;
 312   const float_denorm_style numeric_limits<long>::has_denorm;
 313   const bool numeric_limits<long>::has_denorm_loss;
 314   const bool numeric_limits<long>::is_iec559;
 315   const bool numeric_limits<long>::is_bounded;
 316   const bool numeric_limits<long>::is_modulo;
 317   const bool numeric_limits<long>::traps;
 318   const bool numeric_limits<long>::tinyness_before;
 319   const float_round_style numeric_limits<long>::round_style;
 320
 321   // unsigned long
 322   const bool numeric_limits<unsigned long>::is_specialized;
 323   const int  numeric_limits<unsigned long>::digits;
 324   const int  numeric_limits<unsigned long>::digits10;
 325   const int  numeric_limits<unsigned long>::max_digits10;
 326   const bool numeric_limits<unsigned long>::is_signed;
 327   const bool numeric_limits<unsigned long>::is_integer;
 328   const bool numeric_limits<unsigned long>::is_exact;
 329   const int  numeric_limits<unsigned long>::radix;
 330   const int  numeric_limits<unsigned long>::min_exponent;
 331   const int  numeric_limits<unsigned long>::min_exponent10;
 332   const int  numeric_limits<unsigned long>::max_exponent;
 333   const int  numeric_limits<unsigned long>::max_exponent10;
 334   const bool numeric_limits<unsigned long>::has_infinity;
 335   const bool numeric_limits<unsigned long>::has_quiet_NaN;
 336   const bool numeric_limits<unsigned long>::has_signaling_NaN;
 337   const float_denorm_style numeric_limits<unsigned long>::has_denorm;
 338   const bool numeric_limits<unsigned long>::has_denorm_loss;
 339   const bool numeric_limits<unsigned long>::is_iec559;
 340   const bool numeric_limits<unsigned long>::is_bounded;
 341   const bool numeric_limits<unsigned long>::is_modulo;
 342   const bool numeric_limits<unsigned long>::traps;
 343   const bool numeric_limits<unsigned long>::tinyness_before;
 344   const float_round_style numeric_limits<unsigned long>::round_style;
 345
 346   // NOTA BENE:  long long is an extension
 347   const bool numeric_limits<long long>::is_specialized;
 348   const int  numeric_limits<long long>::digits;
 349   const int  numeric_limits<long long>::digits10;
 350   const int  numeric_limits<long long>::max_digits10;
 351   const bool numeric_limits<long long>::is_signed;
 352   const bool numeric_limits<long long>::is_integer;
 353   const bool numeric_limits<long long>::is_exact;
 354   const int  numeric_limits<long long>::radix;
 355   const int  numeric_limits<long long>::min_exponent;
 356   const int  numeric_limits<long long>::min_exponent10;
 357   const int  numeric_limits<long long>::max_exponent;
 358   const int  numeric_limits<long long>::max_exponent10;
 359   const bool numeric_limits<long long>::has_infinity;
 360   const bool numeric_limits<long long>::has_quiet_NaN;
 361   const bool numeric_limits<long long>::has_signaling_NaN;
 362   const float_denorm_style numeric_limits<long long>::has_denorm;
 363   const bool numeric_limits<long long>::has_denorm_loss;
 364   const bool numeric_limits<long long>::is_iec559;
 365   const bool numeric_limits<long long>::is_bounded;
 366   const bool numeric_limits<long long>::is_modulo;
 367   const bool numeric_limits<long long>::traps;
 368   const bool numeric_limits<long long>::tinyness_before;
 369   const float_round_style numeric_limits<long long>::round_style;
 370
 371   const bool numeric_limits<unsigned long long>::is_specialized;
 372   const int  numeric_limits<unsigned long long>::digits;
 373   const int  numeric_limits<unsigned long long>::digits10;
 374   const int  numeric_limits<unsigned long long>::max_digits10;
 375   const bool numeric_limits<unsigned long long>::is_signed;
 376   const bool numeric_limits<unsigned long long>::is_integer;
 377   const bool numeric_limits<unsigned long long>::is_exact;
 378   const int  numeric_limits<unsigned long long>::radix;
 379   const int  numeric_limits<unsigned long long>::min_exponent;
 380   const int  numeric_limits<unsigned long long>::min_exponent10;
 381   const int  numeric_limits<unsigned long long>::max_exponent;
 382   const int  numeric_limits<unsigned long long>::max_exponent10;
 383   const bool numeric_limits<unsigned long long>::has_infinity;
 384   const bool numeric_limits<unsigned long long>::has_quiet_NaN;
 385   const bool numeric_limits<unsigned long long>::has_signaling_NaN;
 386   const float_denorm_style numeric_limits<unsigned long long>::has_denorm;
 387   const bool numeric_limits<unsigned long long>::has_denorm_loss;
 388   const bool numeric_limits<unsigned long long>::is_iec559;
 389   const bool numeric_limits<unsigned long long>::is_bounded;
 390   const bool numeric_limits<unsigned long long>::is_modulo;
 391   const bool numeric_limits<unsigned long long>::traps;
 392   const bool numeric_limits<unsigned long long>::tinyness_before;
 393   const float_round_style numeric_limits<unsigned long long>::round_style;
 394
 395 #define INT_N(__INT_N_TYPE)                                                     \
 396   const bool numeric_limits<__INT_N_TYPE>::is_specialized;                      \
 397   const int  numeric_limits<__INT_N_TYPE>::digits;                              \
 398   const int  numeric_limits<__INT_N_TYPE>::digits10;                            \
 399   const int  numeric_limits<__INT_N_TYPE>::max_digits10;                        \
 400   const bool numeric_limits<__INT_N_TYPE>::is_signed;                           \
 401   const bool numeric_limits<__INT_N_TYPE>::is_integer;                          \
 402   const bool numeric_limits<__INT_N_TYPE>::is_exact;                            \
 403   const int  numeric_limits<__INT_N_TYPE>::radix;                               \
 404   const int  numeric_limits<__INT_N_TYPE>::min_exponent;                        \
 405   const int  numeric_limits<__INT_N_TYPE>::min_exponent10;                      \
 406   const int  numeric_limits<__INT_N_TYPE>::max_exponent;                        \
 407   const int  numeric_limits<__INT_N_TYPE>::max_exponent10;                      \
 408   const bool numeric_limits<__INT_N_TYPE>::has_infinity;                        \
 409   const bool numeric_limits<__INT_N_TYPE>::has_quiet_NaN;                       \
 410   const bool numeric_limits<__INT_N_TYPE>::has_signaling_NaN;                   \
 411   const float_denorm_style numeric_limits<__INT_N_TYPE>::has_denorm;            \
 412   const bool numeric_limits<__INT_N_TYPE>::has_denorm_loss;                     \
 413   const bool numeric_limits<__INT_N_TYPE>::is_iec559;                           \
 414   const bool numeric_limits<__INT_N_TYPE>::is_bounded;                          \
 415   const bool numeric_limits<__INT_N_TYPE>::is_modulo;                           \
 416   const bool numeric_limits<__INT_N_TYPE>::traps;                               \
 417   const bool numeric_limits<__INT_N_TYPE>::tinyness_before;                     \
 418   const float_round_style numeric_limits<__INT_N_TYPE>::round_style;            \
 419                                                                         \
 420   const bool numeric_limits<unsigned __INT_N_TYPE>::is_specialized;             \
 421   const int  numeric_limits<unsigned __INT_N_TYPE>::digits;                     \
 422   const int  numeric_limits<unsigned __INT_N_TYPE>::digits10;                   \
 423   const int  numeric_limits<unsigned __INT_N_TYPE>::max_digits10;               \
 424   const bool numeric_limits<unsigned __INT_N_TYPE>::is_signed;                  \
 425   const bool numeric_limits<unsigned __INT_N_TYPE>::is_integer;                 \
 426   const bool numeric_limits<unsigned __INT_N_TYPE>::is_exact;                   \
 427   const int  numeric_limits<unsigned __INT_N_TYPE>::radix;                      \
 428   const int  numeric_limits<unsigned __INT_N_TYPE>::min_exponent;               \
 429   const int  numeric_limits<unsigned __INT_N_TYPE>::min_exponent10;             \
 430   const int  numeric_limits<unsigned __INT_N_TYPE>::max_exponent;               \
 431   const int  numeric_limits<unsigned __INT_N_TYPE>::max_exponent10;             \
 432   const bool numeric_limits<unsigned __INT_N_TYPE>::has_infinity;               \
 433   const bool numeric_limits<unsigned __INT_N_TYPE>::has_quiet_NaN;              \
 434   const bool numeric_limits<unsigned __INT_N_TYPE>::has_signaling_NaN;          \
 435   const float_denorm_style numeric_limits<unsigned __INT_N_TYPE>::has_denorm;   \
 436   const bool numeric_limits<unsigned __INT_N_TYPE>::has_denorm_loss;            \
 437   const bool numeric_limits<unsigned __INT_N_TYPE>::is_iec559;                  \
 438   const bool numeric_limits<unsigned __INT_N_TYPE>::is_bounded;                 \
 439   const bool numeric_limits<unsigned __INT_N_TYPE>::is_modulo;                  \
 440   const bool numeric_limits<unsigned __INT_N_TYPE>::traps;                      \
 441   const bool numeric_limits<unsigned __INT_N_TYPE>::tinyness_before;            \
 442   const float_round_style numeric_limits<unsigned __INT_N_TYPE>::round_style;
 443
 444 #ifdef __GLIBCXX_TYPE_INT_N_0
 445   INT_N (__GLIBCXX_TYPE_INT_N_0)
 446 #endif
 447 #ifdef __GLIBCXX_TYPE_INT_N_1
 448   INT_N (__GLIBCXX_TYPE_INT_N_1)
 449 #endif
 450 #ifdef __GLIBCXX_TYPE_INT_N_2
 451   INT_N (__GLIBCXX_TYPE_INT_N_2)
 452 #endif
 453 #ifdef __GLIBCXX_TYPE_INT_N_3
 454   INT_N (__GLIBCXX_TYPE_INT_N_3)
 455 #endif
 456
 457   // float
 458   const bool numeric_limits<float>::is_specialized;
 459   const int  numeric_limits<float>::digits;
 460   const int  numeric_limits<float>::digits10;
 461   const int  numeric_limits<float>::max_digits10;
 462   const bool numeric_limits<float>::is_signed;
 463   const bool numeric_limits<float>::is_integer;
 464   const bool numeric_limits<float>::is_exact;
 465   const int  numeric_limits<float>::radix;
 466   const int  numeric_limits<float>::min_exponent;
 467   const int  numeric_limits<float>::min_exponent10;
 468   const int  numeric_limits<float>::max_exponent;
 469   const int  numeric_limits<float>::max_exponent10;
 470   const bool numeric_limits<float>::has_infinity;
 471   const bool numeric_limits<float>::has_quiet_NaN;
 472   const bool numeric_limits<float>::has_signaling_NaN;
 473   const float_denorm_style numeric_limits<float>::has_denorm;
 474   const bool numeric_limits<float>::has_denorm_loss;
 475   const bool numeric_limits<float>::is_iec559;
 476   const bool numeric_limits<float>::is_bounded;
 477   const bool numeric_limits<float>::is_modulo;
 478   const bool numeric_limits<float>::traps;
 479   const bool numeric_limits<float>::tinyness_before;
 480   const float_round_style numeric_limits<float>::round_style;
 481
 482   // double
 483   const bool numeric_limits<double>::is_specialized;
 484   const int  numeric_limits<double>::digits;
 485   const int  numeric_limits<double>::digits10;
 486   const int  numeric_limits<double>::max_digits10;
 487   const bool numeric_limits<double>::is_signed;
 488   const bool numeric_limits<double>::is_integer;
 489   const bool numeric_limits<double>::is_exact;
 490   const int  numeric_limits<double>::radix;
 491   const int  numeric_limits<double>::min_exponent;
 492   const int  numeric_limits<double>::min_exponent10;
 493   const int  numeric_limits<double>::max_exponent;
 494   const int  numeric_limits<double>::max_exponent10;
 495   const bool numeric_limits<double>::has_infinity;
 496   const bool numeric_limits<double>::has_quiet_NaN;
 497   const bool numeric_limits<double>::has_signaling_NaN;
 498   const float_denorm_style numeric_limits<double>::has_denorm;
 499   const bool numeric_limits<double>::has_denorm_loss;
 500   const bool numeric_limits<double>::is_iec559;
 501   const bool numeric_limits<double>::is_bounded;
 502   const bool numeric_limits<double>::is_modulo;
 503   const bool numeric_limits<double>::traps;
 504   const bool numeric_limits<double>::tinyness_before;
 505   const float_round_style numeric_limits<double>::round_style;
 506
 507   // long double
 508   const bool numeric_limits<long double>::is_specialized;
 509   const int  numeric_limits<long double>::digits;
 510   const int  numeric_limits<long double>::digits10;
 511   const int  numeric_limits<long double>::max_digits10;
 512   const bool numeric_limits<long double>::is_signed;
 513   const bool numeric_limits<long double>::is_integer;
 514   const bool numeric_limits<long double>::is_exact;
 515   const int  numeric_limits<long double>::radix;
 516   const int  numeric_limits<long double>::min_exponent;
 517   const int  numeric_limits<long double>::min_exponent10;
 518   const int  numeric_limits<long double>::max_exponent;
 519   const int  numeric_limits<long double>::max_exponent10;
 520   const bool numeric_limits<long double>::has_infinity;
 521   const bool numeric_limits<long double>::has_quiet_NaN;
 522   const bool numeric_limits<long double>::has_signaling_NaN;
 523   const float_denorm_style numeric_limits<long double>::has_denorm;
 524   const bool numeric_limits<long double>::has_denorm_loss;
 525   const bool numeric_limits<long double>::is_iec559;
 526   const bool numeric_limits<long double>::is_bounded;
 527   const bool numeric_limits<long double>::is_modulo;
 528   const bool numeric_limits<long double>::traps;
 529   const bool numeric_limits<long double>::tinyness_before;
 530   const float_round_style numeric_limits<long double>::round_style;
 531
 532 #ifdef _GLIBCXX_USE_CHAR8_T
 533   // char8_t
 534   const bool numeric_limits<char8_t>::is_specialized;
 535   const int  numeric_limits<char8_t>::digits;
 536   const int  numeric_limits<char8_t>::digits10;
 537   const int  numeric_limits<char8_t>::max_digits10;
 538   const bool numeric_limits<char8_t>::is_signed;
 539   const bool numeric_limits<char8_t>::is_integer;
 540   const bool numeric_limits<char8_t>::is_exact;
 541   const int  numeric_limits<char8_t>::radix;
 542   const int  numeric_limits<char8_t>::min_exponent;
 543   const int  numeric_limits<char8_t>::min_exponent10;
 544   const int  numeric_limits<char8_t>::max_exponent;
 545   const int  numeric_limits<char8_t>::max_exponent10;
 546   const bool numeric_limits<char8_t>::has_infinity;
 547   const bool numeric_limits<char8_t>::has_quiet_NaN;
 548   const bool numeric_limits<char8_t>::has_signaling_NaN;
 549   const float_denorm_style numeric_limits<char8_t>::has_denorm;
 550   const bool numeric_limits<char8_t>::has_denorm_loss;
 551   const bool numeric_limits<char8_t>::is_iec559;
 552   const bool numeric_limits<char8_t>::is_bounded;
 553   const bool numeric_limits<char8_t>::is_modulo;
 554   const bool numeric_limits<char8_t>::traps;
 555   const bool numeric_limits<char8_t>::tinyness_before;
 556   const float_round_style numeric_limits<char8_t>::round_style;
 557 #endif // _GLIBCXX_USE_CHAR8_T
 558
 559   // char16_t
 560   const bool numeric_limits<char16_t>::is_specialized;
 561   const int  numeric_limits<char16_t>::digits;
 562   const int  numeric_limits<char16_t>::digits10;
 563   const int  numeric_limits<char16_t>::max_digits10;
 564   const bool numeric_limits<char16_t>::is_signed;
 565   const bool numeric_limits<char16_t>::is_integer;
 566   const bool numeric_limits<char16_t>::is_exact;
 567   const int  numeric_limits<char16_t>::radix;
 568   const int  numeric_limits<char16_t>::min_exponent;
 569   const int  numeric_limits<char16_t>::min_exponent10;
 570   const int  numeric_limits<char16_t>::max_exponent;
 571   const int  numeric_limits<char16_t>::max_exponent10;
 572   const bool numeric_limits<char16_t>::has_infinity;
 573   const bool numeric_limits<char16_t>::has_quiet_NaN;
 574   const bool numeric_limits<char16_t>::has_signaling_NaN;
 575   const float_denorm_style numeric_limits<char16_t>::has_denorm;
 576   const bool numeric_limits<char16_t>::has_denorm_loss;
 577   const bool numeric_limits<char16_t>::is_iec559;
 578   const bool numeric_limits<char16_t>::is_bounded;
 579   const bool numeric_limits<char16_t>::is_modulo;
 580   const bool numeric_limits<char16_t>::traps;
 581   const bool numeric_limits<char16_t>::tinyness_before;
 582   const float_round_style numeric_limits<char16_t>::round_style;
 583
 584   // char32_t
 585   const bool numeric_limits<char32_t>::is_specialized;
 586   const int  numeric_limits<char32_t>::digits;
 587   const int  numeric_limits<char32_t>::digits10;
 588   const int  numeric_limits<char32_t>::max_digits10;
 589   const bool numeric_limits<char32_t>::is_signed;
 590   const bool numeric_limits<char32_t>::is_integer;
 591   const bool numeric_limits<char32_t>::is_exact;
 592   const int  numeric_limits<char32_t>::radix;
 593   const int  numeric_limits<char32_t>::min_exponent;
 594   const int  numeric_limits<char32_t>::min_exponent10;
 595   const int  numeric_limits<char32_t>::max_exponent;
 596   const int  numeric_limits<char32_t>::max_exponent10;
 597   const bool numeric_limits<char32_t>::has_infinity;
 598   const bool numeric_limits<char32_t>::has_quiet_NaN;
 599   const bool numeric_limits<char32_t>::has_signaling_NaN;
 600   const float_denorm_style numeric_limits<char32_t>::has_denorm;
 601   const bool numeric_limits<char32_t>::has_denorm_loss;
 602   const bool numeric_limits<char32_t>::is_iec559;
 603   const bool numeric_limits<char32_t>::is_bounded;
 604   const bool numeric_limits<char32_t>::is_modulo;
 605   const bool numeric_limits<char32_t>::traps;
 606   const bool numeric_limits<char32_t>::tinyness_before;
 607   const float_round_style numeric_limits<char32_t>::round_style;
 608
 609 #undef const
 610
 611 _GLIBCXX_END_NAMESPACE_VERSION
 612 } // namespace
 613
 614 // XXX GLIBCXX_ABI Deprecated
 615 #ifdef _GLIBCXX_LONG_DOUBLE_COMPAT
 616
 617 #define _GLIBCXX_NUM_LIM_COMPAT(type, member, len) \
 618   extern "C" type _ZNSt14numeric_limitsIeE ## len ## member ## E \
 619   __attribute__ ((alias ("_ZNSt14numeric_limitsIdE" #len #member "E")))
 620 _GLIBCXX_NUM_LIM_COMPAT (bool, is_specialized, 14);
 621 _GLIBCXX_NUM_LIM_COMPAT (int, digits, 6);
 622 _GLIBCXX_NUM_LIM_COMPAT (int, digits10, 8);
 623 _GLIBCXX_NUM_LIM_COMPAT (bool, is_signed, 9);
 624 _GLIBCXX_NUM_LIM_COMPAT (bool, is_integer, 10);
 625 _GLIBCXX_NUM_LIM_COMPAT (bool, is_exact, 8);
 626 _GLIBCXX_NUM_LIM_COMPAT (int, radix, 5);
 627 _GLIBCXX_NUM_LIM_COMPAT (int, min_exponent, 12);
 628 _GLIBCXX_NUM_LIM_COMPAT (int, min_exponent10, 14);
 629 _GLIBCXX_NUM_LIM_COMPAT (int, max_exponent, 12);
 630 _GLIBCXX_NUM_LIM_COMPAT (int, max_exponent10, 14);
 631 _GLIBCXX_NUM_LIM_COMPAT (bool, has_infinity, 12);
 632 _GLIBCXX_NUM_LIM_COMPAT (bool, has_quiet_NaN, 13);
 633 _GLIBCXX_NUM_LIM_COMPAT (bool, has_signaling_NaN, 17);
 634 _GLIBCXX_NUM_LIM_COMPAT (std::float_denorm_style, has_denorm, 10);
 635 _GLIBCXX_NUM_LIM_COMPAT (bool, has_denorm_loss, 15);
 636 _GLIBCXX_NUM_LIM_COMPAT (bool, is_iec559, 9);
 637 _GLIBCXX_NUM_LIM_COMPAT (bool, is_bounded, 10);
 638 _GLIBCXX_NUM_LIM_COMPAT (bool, is_modulo, 9);
 639 _GLIBCXX_NUM_LIM_COMPAT (bool, traps, 5);
 640 _GLIBCXX_NUM_LIM_COMPAT (bool, tinyness_before, 15);
 641 _GLIBCXX_NUM_LIM_COMPAT (std::float_round_style, round_style, 11);
 642
 643 #endif // _GLIBCXX_LONG_DOUBLE_COMPAT