2 //===----------------------------------------------------------------------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
10 #ifndef _LIBCPP_LIMITS
11 #define _LIBCPP_LIMITS
23 static constexpr bool is_specialized = false;
24 static constexpr T min() noexcept;
25 static constexpr T max() noexcept;
26 static constexpr T lowest() noexcept;
28 static constexpr int digits = 0;
29 static constexpr int digits10 = 0;
30 static constexpr int max_digits10 = 0;
31 static constexpr bool is_signed = false;
32 static constexpr bool is_integer = false;
33 static constexpr bool is_exact = false;
34 static constexpr int radix = 0;
35 static constexpr T epsilon() noexcept;
36 static constexpr T round_error() noexcept;
38 static constexpr int min_exponent = 0;
39 static constexpr int min_exponent10 = 0;
40 static constexpr int max_exponent = 0;
41 static constexpr int max_exponent10 = 0;
43 static constexpr bool has_infinity = false;
44 static constexpr bool has_quiet_NaN = false;
45 static constexpr bool has_signaling_NaN = false;
46 static constexpr float_denorm_style has_denorm = denorm_absent; // deprecated in C++23
47 static constexpr bool has_denorm_loss = false; // deprecated in C++23
48 static constexpr T infinity() noexcept;
49 static constexpr T quiet_NaN() noexcept;
50 static constexpr T signaling_NaN() noexcept;
51 static constexpr T denorm_min() noexcept;
53 static constexpr bool is_iec559 = false;
54 static constexpr bool is_bounded = false;
55 static constexpr bool is_modulo = false;
57 static constexpr bool traps = false;
58 static constexpr bool tinyness_before = false;
59 static constexpr float_round_style round_style = round_toward_zero;
62 enum float_round_style
64 round_indeterminate = -1,
65 round_toward_zero = 0,
67 round_toward_infinity = 2,
68 round_toward_neg_infinity = 3
71 enum float_denorm_style // deprecated in C++23
73 denorm_indeterminate = -1,
78 template<> class numeric_limits<cv bool>;
80 template<> class numeric_limits<cv char>;
81 template<> class numeric_limits<cv signed char>;
82 template<> class numeric_limits<cv unsigned char>;
83 template<> class numeric_limits<cv wchar_t>;
84 template<> class numeric_limits<cv char8_t>; // C++20
85 template<> class numeric_limits<cv char16_t>;
86 template<> class numeric_limits<cv char32_t>;
88 template<> class numeric_limits<cv short>;
89 template<> class numeric_limits<cv int>;
90 template<> class numeric_limits<cv long>;
91 template<> class numeric_limits<cv long long>;
92 template<> class numeric_limits<cv unsigned short>;
93 template<> class numeric_limits<cv unsigned int>;
94 template<> class numeric_limits<cv unsigned long>;
95 template<> class numeric_limits<cv unsigned long long>;
97 template<> class numeric_limits<cv float>;
98 template<> class numeric_limits<cv double>;
99 template<> class numeric_limits<cv long double>;
105 #include <__assert> // all public C++ headers provide the assertion handler
107 #include <__type_traits/is_arithmetic.h>
108 #include <__type_traits/is_signed.h>
109 #include <__type_traits/remove_cv.h>
111 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
112 # pragma GCC system_header
116 #include <__undef_macros>
120 _LIBCPP_BEGIN_NAMESPACE_STD
122 enum float_round_style
124 round_indeterminate = -1,
125 round_toward_zero = 0,
126 round_to_nearest = 1,
127 round_toward_infinity = 2,
128 round_toward_neg_infinity = 3
131 enum _LIBCPP_DEPRECATED_IN_CXX23 float_denorm_style
133 denorm_indeterminate = -1,
138 template <class _Tp, bool = is_arithmetic<_Tp>::value>
139 class __libcpp_numeric_limits
144 static _LIBCPP_CONSTEXPR const bool is_specialized = false;
145 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return type();}
146 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return type();}
147 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return type();}
149 static _LIBCPP_CONSTEXPR const int digits = 0;
150 static _LIBCPP_CONSTEXPR const int digits10 = 0;
151 static _LIBCPP_CONSTEXPR const int max_digits10 = 0;
152 static _LIBCPP_CONSTEXPR const bool is_signed = false;
153 static _LIBCPP_CONSTEXPR const bool is_integer = false;
154 static _LIBCPP_CONSTEXPR const bool is_exact = false;
155 static _LIBCPP_CONSTEXPR const int radix = 0;
156 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return type();}
157 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return type();}
159 static _LIBCPP_CONSTEXPR const int min_exponent = 0;
160 static _LIBCPP_CONSTEXPR const int min_exponent10 = 0;
161 static _LIBCPP_CONSTEXPR const int max_exponent = 0;
162 static _LIBCPP_CONSTEXPR const int max_exponent10 = 0;
164 static _LIBCPP_CONSTEXPR const bool has_infinity = false;
165 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = false;
166 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = false;
167 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_absent;
168 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
169 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return type();}
170 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return type();}
171 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return type();}
172 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return type();}
174 static _LIBCPP_CONSTEXPR const bool is_iec559 = false;
175 static _LIBCPP_CONSTEXPR const bool is_bounded = false;
176 static _LIBCPP_CONSTEXPR const bool is_modulo = false;
178 static _LIBCPP_CONSTEXPR const bool traps = false;
179 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
180 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_toward_zero;
183 template <class _Tp, int __digits, bool _IsSigned>
184 struct __libcpp_compute_min
186 static _LIBCPP_CONSTEXPR const _Tp value = _Tp(_Tp(1) << __digits);
189 template <class _Tp, int __digits>
190 struct __libcpp_compute_min<_Tp, __digits, false>
192 static _LIBCPP_CONSTEXPR const _Tp value = _Tp(0);
196 class __libcpp_numeric_limits<_Tp, true>
201 static _LIBCPP_CONSTEXPR const bool is_specialized = true;
203 static _LIBCPP_CONSTEXPR const bool is_signed = type(-1) < type(0);
204 static _LIBCPP_CONSTEXPR const int digits = static_cast<int>(sizeof(type) * __CHAR_BIT__ - is_signed);
205 static _LIBCPP_CONSTEXPR const int digits10 = digits * 3 / 10;
206 static _LIBCPP_CONSTEXPR const int max_digits10 = 0;
207 static _LIBCPP_CONSTEXPR const type __min = __libcpp_compute_min<type, digits, is_signed>::value;
208 static _LIBCPP_CONSTEXPR const type __max = is_signed ? type(type(~0) ^ __min) : type(~0);
209 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __min;}
210 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __max;}
211 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return min();}
213 static _LIBCPP_CONSTEXPR const bool is_integer = true;
214 static _LIBCPP_CONSTEXPR const bool is_exact = true;
215 static _LIBCPP_CONSTEXPR const int radix = 2;
216 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return type(0);}
217 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return type(0);}
219 static _LIBCPP_CONSTEXPR const int min_exponent = 0;
220 static _LIBCPP_CONSTEXPR const int min_exponent10 = 0;
221 static _LIBCPP_CONSTEXPR const int max_exponent = 0;
222 static _LIBCPP_CONSTEXPR const int max_exponent10 = 0;
224 static _LIBCPP_CONSTEXPR const bool has_infinity = false;
225 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = false;
226 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = false;
227 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_absent;
228 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
229 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return type(0);}
230 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return type(0);}
231 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return type(0);}
232 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return type(0);}
234 static _LIBCPP_CONSTEXPR const bool is_iec559 = false;
235 static _LIBCPP_CONSTEXPR const bool is_bounded = true;
236 static _LIBCPP_CONSTEXPR const bool is_modulo = !_VSTD::is_signed<_Tp>::value;
238 #if defined(__i386__) || defined(__x86_64__) || defined(__pnacl__) || \
240 static _LIBCPP_CONSTEXPR const bool traps = true;
242 static _LIBCPP_CONSTEXPR const bool traps = false;
244 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
245 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_toward_zero;
249 class __libcpp_numeric_limits<bool, true>
254 static _LIBCPP_CONSTEXPR const bool is_specialized = true;
256 static _LIBCPP_CONSTEXPR const bool is_signed = false;
257 static _LIBCPP_CONSTEXPR const int digits = 1;
258 static _LIBCPP_CONSTEXPR const int digits10 = 0;
259 static _LIBCPP_CONSTEXPR const int max_digits10 = 0;
260 static _LIBCPP_CONSTEXPR const type __min = false;
261 static _LIBCPP_CONSTEXPR const type __max = true;
262 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __min;}
263 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __max;}
264 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return min();}
266 static _LIBCPP_CONSTEXPR const bool is_integer = true;
267 static _LIBCPP_CONSTEXPR const bool is_exact = true;
268 static _LIBCPP_CONSTEXPR const int radix = 2;
269 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return type(0);}
270 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return type(0);}
272 static _LIBCPP_CONSTEXPR const int min_exponent = 0;
273 static _LIBCPP_CONSTEXPR const int min_exponent10 = 0;
274 static _LIBCPP_CONSTEXPR const int max_exponent = 0;
275 static _LIBCPP_CONSTEXPR const int max_exponent10 = 0;
277 static _LIBCPP_CONSTEXPR const bool has_infinity = false;
278 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = false;
279 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = false;
280 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_absent;
281 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
282 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return type(0);}
283 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return type(0);}
284 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return type(0);}
285 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return type(0);}
287 static _LIBCPP_CONSTEXPR const bool is_iec559 = false;
288 static _LIBCPP_CONSTEXPR const bool is_bounded = true;
289 static _LIBCPP_CONSTEXPR const bool is_modulo = false;
291 static _LIBCPP_CONSTEXPR const bool traps = false;
292 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
293 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_toward_zero;
297 class __libcpp_numeric_limits<float, true>
302 static _LIBCPP_CONSTEXPR const bool is_specialized = true;
304 static _LIBCPP_CONSTEXPR const bool is_signed = true;
305 static _LIBCPP_CONSTEXPR const int digits = __FLT_MANT_DIG__;
306 static _LIBCPP_CONSTEXPR const int digits10 = __FLT_DIG__;
307 static _LIBCPP_CONSTEXPR const int max_digits10 = 2+(digits * 30103l)/100000l;
308 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __FLT_MIN__;}
309 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __FLT_MAX__;}
310 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}
312 static _LIBCPP_CONSTEXPR const bool is_integer = false;
313 static _LIBCPP_CONSTEXPR const bool is_exact = false;
314 static _LIBCPP_CONSTEXPR const int radix = __FLT_RADIX__;
315 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __FLT_EPSILON__;}
316 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return 0.5F;}
318 static _LIBCPP_CONSTEXPR const int min_exponent = __FLT_MIN_EXP__;
319 static _LIBCPP_CONSTEXPR const int min_exponent10 = __FLT_MIN_10_EXP__;
320 static _LIBCPP_CONSTEXPR const int max_exponent = __FLT_MAX_EXP__;
321 static _LIBCPP_CONSTEXPR const int max_exponent10 = __FLT_MAX_10_EXP__;
323 static _LIBCPP_CONSTEXPR const bool has_infinity = true;
324 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = true;
325 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = true;
326 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_present;
327 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
328 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __builtin_huge_valf();}
329 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __builtin_nanf("");}
330 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __builtin_nansf("");}
331 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __FLT_DENORM_MIN__;}
333 static _LIBCPP_CONSTEXPR const bool is_iec559 = true;
334 static _LIBCPP_CONSTEXPR const bool is_bounded = true;
335 static _LIBCPP_CONSTEXPR const bool is_modulo = false;
337 static _LIBCPP_CONSTEXPR const bool traps = false;
338 #if (defined(__arm__) || defined(__aarch64__))
339 static _LIBCPP_CONSTEXPR const bool tinyness_before = true;
341 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
343 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_to_nearest;
347 class __libcpp_numeric_limits<double, true>
352 static _LIBCPP_CONSTEXPR const bool is_specialized = true;
354 static _LIBCPP_CONSTEXPR const bool is_signed = true;
355 static _LIBCPP_CONSTEXPR const int digits = __DBL_MANT_DIG__;
356 static _LIBCPP_CONSTEXPR const int digits10 = __DBL_DIG__;
357 static _LIBCPP_CONSTEXPR const int max_digits10 = 2+(digits * 30103l)/100000l;
358 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __DBL_MIN__;}
359 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __DBL_MAX__;}
360 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}
362 static _LIBCPP_CONSTEXPR const bool is_integer = false;
363 static _LIBCPP_CONSTEXPR const bool is_exact = false;
364 static _LIBCPP_CONSTEXPR const int radix = __FLT_RADIX__;
365 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __DBL_EPSILON__;}
366 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return 0.5;}
368 static _LIBCPP_CONSTEXPR const int min_exponent = __DBL_MIN_EXP__;
369 static _LIBCPP_CONSTEXPR const int min_exponent10 = __DBL_MIN_10_EXP__;
370 static _LIBCPP_CONSTEXPR const int max_exponent = __DBL_MAX_EXP__;
371 static _LIBCPP_CONSTEXPR const int max_exponent10 = __DBL_MAX_10_EXP__;
373 static _LIBCPP_CONSTEXPR const bool has_infinity = true;
374 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = true;
375 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = true;
376 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_present;
377 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
378 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __builtin_huge_val();}
379 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __builtin_nan("");}
380 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __builtin_nans("");}
381 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __DBL_DENORM_MIN__;}
383 static _LIBCPP_CONSTEXPR const bool is_iec559 = true;
384 static _LIBCPP_CONSTEXPR const bool is_bounded = true;
385 static _LIBCPP_CONSTEXPR const bool is_modulo = false;
387 static _LIBCPP_CONSTEXPR const bool traps = false;
388 #if (defined(__arm__) || defined(__aarch64__))
389 static _LIBCPP_CONSTEXPR const bool tinyness_before = true;
391 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
393 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_to_nearest;
397 class __libcpp_numeric_limits<long double, true>
400 typedef long double type;
402 static _LIBCPP_CONSTEXPR const bool is_specialized = true;
404 static _LIBCPP_CONSTEXPR const bool is_signed = true;
405 static _LIBCPP_CONSTEXPR const int digits = __LDBL_MANT_DIG__;
406 static _LIBCPP_CONSTEXPR const int digits10 = __LDBL_DIG__;
407 static _LIBCPP_CONSTEXPR const int max_digits10 = 2+(digits * 30103l)/100000l;
408 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __LDBL_MIN__;}
409 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __LDBL_MAX__;}
410 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return -max();}
412 static _LIBCPP_CONSTEXPR const bool is_integer = false;
413 static _LIBCPP_CONSTEXPR const bool is_exact = false;
414 static _LIBCPP_CONSTEXPR const int radix = __FLT_RADIX__;
415 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __LDBL_EPSILON__;}
416 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return 0.5L;}
418 static _LIBCPP_CONSTEXPR const int min_exponent = __LDBL_MIN_EXP__;
419 static _LIBCPP_CONSTEXPR const int min_exponent10 = __LDBL_MIN_10_EXP__;
420 static _LIBCPP_CONSTEXPR const int max_exponent = __LDBL_MAX_EXP__;
421 static _LIBCPP_CONSTEXPR const int max_exponent10 = __LDBL_MAX_10_EXP__;
423 static _LIBCPP_CONSTEXPR const bool has_infinity = true;
424 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = true;
425 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = true;
426 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = denorm_present;
427 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = false;
428 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __builtin_huge_vall();}
429 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __builtin_nanl("");}
430 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __builtin_nansl("");}
431 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __LDBL_DENORM_MIN__;}
433 #if defined(__powerpc__) && defined(__LONG_DOUBLE_IBM128__)
434 static _LIBCPP_CONSTEXPR const bool is_iec559 = false;
436 static _LIBCPP_CONSTEXPR const bool is_iec559 = true;
438 static _LIBCPP_CONSTEXPR const bool is_bounded = true;
439 static _LIBCPP_CONSTEXPR const bool is_modulo = false;
441 static _LIBCPP_CONSTEXPR const bool traps = false;
442 #if (defined(__arm__) || defined(__aarch64__))
443 static _LIBCPP_CONSTEXPR const bool tinyness_before = true;
445 static _LIBCPP_CONSTEXPR const bool tinyness_before = false;
447 static _LIBCPP_CONSTEXPR const float_round_style round_style = round_to_nearest;
451 class _LIBCPP_TEMPLATE_VIS numeric_limits
452 : private __libcpp_numeric_limits<__remove_cv_t<_Tp> >
454 typedef __libcpp_numeric_limits<__remove_cv_t<_Tp> > __base;
455 typedef typename __base::type type;
457 static _LIBCPP_CONSTEXPR const bool is_specialized = __base::is_specialized;
458 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __base::min();}
459 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __base::max();}
460 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return __base::lowest();}
462 static _LIBCPP_CONSTEXPR const int digits = __base::digits;
463 static _LIBCPP_CONSTEXPR const int digits10 = __base::digits10;
464 static _LIBCPP_CONSTEXPR const int max_digits10 = __base::max_digits10;
465 static _LIBCPP_CONSTEXPR const bool is_signed = __base::is_signed;
466 static _LIBCPP_CONSTEXPR const bool is_integer = __base::is_integer;
467 static _LIBCPP_CONSTEXPR const bool is_exact = __base::is_exact;
468 static _LIBCPP_CONSTEXPR const int radix = __base::radix;
469 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __base::epsilon();}
470 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return __base::round_error();}
472 static _LIBCPP_CONSTEXPR const int min_exponent = __base::min_exponent;
473 static _LIBCPP_CONSTEXPR const int min_exponent10 = __base::min_exponent10;
474 static _LIBCPP_CONSTEXPR const int max_exponent = __base::max_exponent;
475 static _LIBCPP_CONSTEXPR const int max_exponent10 = __base::max_exponent10;
477 static _LIBCPP_CONSTEXPR const bool has_infinity = __base::has_infinity;
478 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = __base::has_quiet_NaN;
479 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = __base::has_signaling_NaN;
480 _LIBCPP_SUPPRESS_DEPRECATED_PUSH
481 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = __base::has_denorm;
482 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = __base::has_denorm_loss;
483 _LIBCPP_SUPPRESS_DEPRECATED_POP
484 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __base::infinity();}
485 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __base::quiet_NaN();}
486 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __base::signaling_NaN();}
487 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __base::denorm_min();}
489 static _LIBCPP_CONSTEXPR const bool is_iec559 = __base::is_iec559;
490 static _LIBCPP_CONSTEXPR const bool is_bounded = __base::is_bounded;
491 static _LIBCPP_CONSTEXPR const bool is_modulo = __base::is_modulo;
493 static _LIBCPP_CONSTEXPR const bool traps = __base::traps;
494 static _LIBCPP_CONSTEXPR const bool tinyness_before = __base::tinyness_before;
495 static _LIBCPP_CONSTEXPR const float_round_style round_style = __base::round_style;
499 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_specialized;
501 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::digits;
503 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::digits10;
505 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::max_digits10;
507 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_signed;
509 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_integer;
511 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_exact;
513 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::radix;
515 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::min_exponent;
517 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::min_exponent10;
519 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::max_exponent;
521 _LIBCPP_CONSTEXPR const int numeric_limits<_Tp>::max_exponent10;
523 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::has_infinity;
525 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::has_quiet_NaN;
527 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::has_signaling_NaN;
529 _LIBCPP_CONSTEXPR const float_denorm_style numeric_limits<_Tp>::has_denorm;
531 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::has_denorm_loss;
533 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_iec559;
535 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_bounded;
537 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::is_modulo;
539 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::traps;
541 _LIBCPP_CONSTEXPR const bool numeric_limits<_Tp>::tinyness_before;
543 _LIBCPP_CONSTEXPR const float_round_style numeric_limits<_Tp>::round_style;
546 class _LIBCPP_TEMPLATE_VIS numeric_limits<const _Tp>
547 : private numeric_limits<_Tp>
549 typedef numeric_limits<_Tp> __base;
552 static _LIBCPP_CONSTEXPR const bool is_specialized = __base::is_specialized;
553 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __base::min();}
554 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __base::max();}
555 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return __base::lowest();}
557 static _LIBCPP_CONSTEXPR const int digits = __base::digits;
558 static _LIBCPP_CONSTEXPR const int digits10 = __base::digits10;
559 static _LIBCPP_CONSTEXPR const int max_digits10 = __base::max_digits10;
560 static _LIBCPP_CONSTEXPR const bool is_signed = __base::is_signed;
561 static _LIBCPP_CONSTEXPR const bool is_integer = __base::is_integer;
562 static _LIBCPP_CONSTEXPR const bool is_exact = __base::is_exact;
563 static _LIBCPP_CONSTEXPR const int radix = __base::radix;
564 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __base::epsilon();}
565 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return __base::round_error();}
567 static _LIBCPP_CONSTEXPR const int min_exponent = __base::min_exponent;
568 static _LIBCPP_CONSTEXPR const int min_exponent10 = __base::min_exponent10;
569 static _LIBCPP_CONSTEXPR const int max_exponent = __base::max_exponent;
570 static _LIBCPP_CONSTEXPR const int max_exponent10 = __base::max_exponent10;
572 static _LIBCPP_CONSTEXPR const bool has_infinity = __base::has_infinity;
573 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = __base::has_quiet_NaN;
574 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = __base::has_signaling_NaN;
575 _LIBCPP_SUPPRESS_DEPRECATED_PUSH
576 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = __base::has_denorm;
577 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = __base::has_denorm_loss;
578 _LIBCPP_SUPPRESS_DEPRECATED_POP
579 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __base::infinity();}
580 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __base::quiet_NaN();}
581 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __base::signaling_NaN();}
582 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __base::denorm_min();}
584 static _LIBCPP_CONSTEXPR const bool is_iec559 = __base::is_iec559;
585 static _LIBCPP_CONSTEXPR const bool is_bounded = __base::is_bounded;
586 static _LIBCPP_CONSTEXPR const bool is_modulo = __base::is_modulo;
588 static _LIBCPP_CONSTEXPR const bool traps = __base::traps;
589 static _LIBCPP_CONSTEXPR const bool tinyness_before = __base::tinyness_before;
590 static _LIBCPP_CONSTEXPR const float_round_style round_style = __base::round_style;
594 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_specialized;
596 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::digits;
598 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::digits10;
600 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::max_digits10;
602 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_signed;
604 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_integer;
606 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_exact;
608 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::radix;
610 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::min_exponent;
612 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::min_exponent10;
614 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::max_exponent;
616 _LIBCPP_CONSTEXPR const int numeric_limits<const _Tp>::max_exponent10;
618 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::has_infinity;
620 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::has_quiet_NaN;
622 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::has_signaling_NaN;
624 _LIBCPP_CONSTEXPR const float_denorm_style numeric_limits<const _Tp>::has_denorm;
626 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::has_denorm_loss;
628 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_iec559;
630 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_bounded;
632 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::is_modulo;
634 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::traps;
636 _LIBCPP_CONSTEXPR const bool numeric_limits<const _Tp>::tinyness_before;
638 _LIBCPP_CONSTEXPR const float_round_style numeric_limits<const _Tp>::round_style;
641 class _LIBCPP_TEMPLATE_VIS numeric_limits<volatile _Tp>
642 : private numeric_limits<_Tp>
644 typedef numeric_limits<_Tp> __base;
647 static _LIBCPP_CONSTEXPR const bool is_specialized = __base::is_specialized;
648 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __base::min();}
649 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __base::max();}
650 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return __base::lowest();}
652 static _LIBCPP_CONSTEXPR const int digits = __base::digits;
653 static _LIBCPP_CONSTEXPR const int digits10 = __base::digits10;
654 static _LIBCPP_CONSTEXPR const int max_digits10 = __base::max_digits10;
655 static _LIBCPP_CONSTEXPR const bool is_signed = __base::is_signed;
656 static _LIBCPP_CONSTEXPR const bool is_integer = __base::is_integer;
657 static _LIBCPP_CONSTEXPR const bool is_exact = __base::is_exact;
658 static _LIBCPP_CONSTEXPR const int radix = __base::radix;
659 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __base::epsilon();}
660 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return __base::round_error();}
662 static _LIBCPP_CONSTEXPR const int min_exponent = __base::min_exponent;
663 static _LIBCPP_CONSTEXPR const int min_exponent10 = __base::min_exponent10;
664 static _LIBCPP_CONSTEXPR const int max_exponent = __base::max_exponent;
665 static _LIBCPP_CONSTEXPR const int max_exponent10 = __base::max_exponent10;
667 static _LIBCPP_CONSTEXPR const bool has_infinity = __base::has_infinity;
668 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = __base::has_quiet_NaN;
669 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = __base::has_signaling_NaN;
670 _LIBCPP_SUPPRESS_DEPRECATED_PUSH
671 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = __base::has_denorm;
672 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = __base::has_denorm_loss;
673 _LIBCPP_SUPPRESS_DEPRECATED_POP
674 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __base::infinity();}
675 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __base::quiet_NaN();}
676 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __base::signaling_NaN();}
677 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __base::denorm_min();}
679 static _LIBCPP_CONSTEXPR const bool is_iec559 = __base::is_iec559;
680 static _LIBCPP_CONSTEXPR const bool is_bounded = __base::is_bounded;
681 static _LIBCPP_CONSTEXPR const bool is_modulo = __base::is_modulo;
683 static _LIBCPP_CONSTEXPR const bool traps = __base::traps;
684 static _LIBCPP_CONSTEXPR const bool tinyness_before = __base::tinyness_before;
685 static _LIBCPP_CONSTEXPR const float_round_style round_style = __base::round_style;
689 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_specialized;
691 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::digits;
693 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::digits10;
695 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::max_digits10;
697 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_signed;
699 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_integer;
701 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_exact;
703 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::radix;
705 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::min_exponent;
707 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::min_exponent10;
709 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::max_exponent;
711 _LIBCPP_CONSTEXPR const int numeric_limits<volatile _Tp>::max_exponent10;
713 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::has_infinity;
715 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::has_quiet_NaN;
717 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::has_signaling_NaN;
719 _LIBCPP_CONSTEXPR const float_denorm_style numeric_limits<volatile _Tp>::has_denorm;
721 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::has_denorm_loss;
723 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_iec559;
725 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_bounded;
727 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::is_modulo;
729 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::traps;
731 _LIBCPP_CONSTEXPR const bool numeric_limits<volatile _Tp>::tinyness_before;
733 _LIBCPP_CONSTEXPR const float_round_style numeric_limits<volatile _Tp>::round_style;
736 class _LIBCPP_TEMPLATE_VIS numeric_limits<const volatile _Tp>
737 : private numeric_limits<_Tp>
739 typedef numeric_limits<_Tp> __base;
742 static _LIBCPP_CONSTEXPR const bool is_specialized = __base::is_specialized;
743 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type min() _NOEXCEPT {return __base::min();}
744 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type max() _NOEXCEPT {return __base::max();}
745 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type lowest() _NOEXCEPT {return __base::lowest();}
747 static _LIBCPP_CONSTEXPR const int digits = __base::digits;
748 static _LIBCPP_CONSTEXPR const int digits10 = __base::digits10;
749 static _LIBCPP_CONSTEXPR const int max_digits10 = __base::max_digits10;
750 static _LIBCPP_CONSTEXPR const bool is_signed = __base::is_signed;
751 static _LIBCPP_CONSTEXPR const bool is_integer = __base::is_integer;
752 static _LIBCPP_CONSTEXPR const bool is_exact = __base::is_exact;
753 static _LIBCPP_CONSTEXPR const int radix = __base::radix;
754 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type epsilon() _NOEXCEPT {return __base::epsilon();}
755 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type round_error() _NOEXCEPT {return __base::round_error();}
757 static _LIBCPP_CONSTEXPR const int min_exponent = __base::min_exponent;
758 static _LIBCPP_CONSTEXPR const int min_exponent10 = __base::min_exponent10;
759 static _LIBCPP_CONSTEXPR const int max_exponent = __base::max_exponent;
760 static _LIBCPP_CONSTEXPR const int max_exponent10 = __base::max_exponent10;
762 static _LIBCPP_CONSTEXPR const bool has_infinity = __base::has_infinity;
763 static _LIBCPP_CONSTEXPR const bool has_quiet_NaN = __base::has_quiet_NaN;
764 static _LIBCPP_CONSTEXPR const bool has_signaling_NaN = __base::has_signaling_NaN;
765 _LIBCPP_SUPPRESS_DEPRECATED_PUSH
766 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const float_denorm_style has_denorm = __base::has_denorm;
767 static _LIBCPP_DEPRECATED_IN_CXX23 _LIBCPP_CONSTEXPR const bool has_denorm_loss = __base::has_denorm_loss;
768 _LIBCPP_SUPPRESS_DEPRECATED_POP
769 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type infinity() _NOEXCEPT {return __base::infinity();}
770 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type quiet_NaN() _NOEXCEPT {return __base::quiet_NaN();}
771 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type signaling_NaN() _NOEXCEPT {return __base::signaling_NaN();}
772 _LIBCPP_INLINE_VISIBILITY static _LIBCPP_CONSTEXPR type denorm_min() _NOEXCEPT {return __base::denorm_min();}
774 static _LIBCPP_CONSTEXPR const bool is_iec559 = __base::is_iec559;
775 static _LIBCPP_CONSTEXPR const bool is_bounded = __base::is_bounded;
776 static _LIBCPP_CONSTEXPR const bool is_modulo = __base::is_modulo;
778 static _LIBCPP_CONSTEXPR const bool traps = __base::traps;
779 static _LIBCPP_CONSTEXPR const bool tinyness_before = __base::tinyness_before;
780 static _LIBCPP_CONSTEXPR const float_round_style round_style = __base::round_style;
784 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_specialized;
786 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::digits;
788 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::digits10;
790 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::max_digits10;
792 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_signed;
794 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_integer;
796 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_exact;
798 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::radix;
800 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::min_exponent;
802 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::min_exponent10;
804 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::max_exponent;
806 _LIBCPP_CONSTEXPR const int numeric_limits<const volatile _Tp>::max_exponent10;
808 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::has_infinity;
810 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::has_quiet_NaN;
812 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::has_signaling_NaN;
814 _LIBCPP_CONSTEXPR const float_denorm_style numeric_limits<const volatile _Tp>::has_denorm;
816 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::has_denorm_loss;
818 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_iec559;
820 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_bounded;
822 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::is_modulo;
824 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::traps;
826 _LIBCPP_CONSTEXPR const bool numeric_limits<const volatile _Tp>::tinyness_before;
828 _LIBCPP_CONSTEXPR const float_round_style numeric_limits<const volatile _Tp>::round_style;
830 _LIBCPP_END_NAMESPACE_STD
834 #if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
835 # include <type_traits>
838 #endif // _LIBCPP_LIMITS