libstdc++
c++config.h
Go to the documentation of this file.
1 // Predefined symbols and macros -*- C++ -*-
2 
3 // Copyright (C) 1997-2024 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 /** @file bits/c++config.h
26  * This is an internal header file, included by other library headers.
27  * Do not attempt to use it directly. @headername{version}
28  */
29 
30 #ifndef _GLIBCXX_CXX_CONFIG_H
31 #define _GLIBCXX_CXX_CONFIG_H 1
32 
33 #pragma GCC system_header
34 
35 // The major release number for the GCC release the C++ library belongs to.
36 #define _GLIBCXX_RELEASE 14
37 
38 // The datestamp of the C++ library in compressed ISO date format.
39 #define __GLIBCXX__ 20240701
40 
41 // Macros for various attributes.
42 // _GLIBCXX_PURE
43 // _GLIBCXX_CONST
44 // _GLIBCXX_NORETURN
45 // _GLIBCXX_NOTHROW
46 // _GLIBCXX_VISIBILITY
47 #ifndef _GLIBCXX_PURE
48 # define _GLIBCXX_PURE __attribute__ ((__pure__))
49 #endif
50 
51 #ifndef _GLIBCXX_CONST
52 # define _GLIBCXX_CONST __attribute__ ((__const__))
53 #endif
54 
55 #ifndef _GLIBCXX_NORETURN
56 # define _GLIBCXX_NORETURN __attribute__ ((__noreturn__))
57 #endif
58 
59 // See below for C++
60 #ifndef _GLIBCXX_NOTHROW
61 # ifndef __cplusplus
62 # define _GLIBCXX_NOTHROW __attribute__((__nothrow__))
63 # endif
64 #endif
65 
66 // Macros for visibility attributes.
67 // _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY
68 // _GLIBCXX_VISIBILITY
69 # define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY 1
70 
71 #if _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY
72 # define _GLIBCXX_VISIBILITY(V) __attribute__ ((__visibility__ (#V)))
73 #else
74 // If this is not supplied by the OS-specific or CPU-specific
75 // headers included below, it will be defined to an empty default.
76 # define _GLIBCXX_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY(V)
77 #endif
78 
79 // Macros for deprecated attributes.
80 // _GLIBCXX_USE_DEPRECATED
81 // _GLIBCXX_DEPRECATED
82 // _GLIBCXX_DEPRECATED_SUGGEST( string-literal )
83 // _GLIBCXX11_DEPRECATED
84 // _GLIBCXX11_DEPRECATED_SUGGEST( string-literal )
85 // _GLIBCXX14_DEPRECATED
86 // _GLIBCXX14_DEPRECATED_SUGGEST( string-literal )
87 // _GLIBCXX17_DEPRECATED
88 // _GLIBCXX17_DEPRECATED_SUGGEST( string-literal )
89 // _GLIBCXX20_DEPRECATED
90 // _GLIBCXX20_DEPRECATED_SUGGEST( string-literal )
91 // _GLIBCXX23_DEPRECATED
92 // _GLIBCXX23_DEPRECATED_SUGGEST( string-literal )
93 #ifndef _GLIBCXX_USE_DEPRECATED
94 # define _GLIBCXX_USE_DEPRECATED 1
95 #endif
96 
97 #if defined(__DEPRECATED)
98 # define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__))
99 # define _GLIBCXX_DEPRECATED_SUGGEST(ALT) \
100  __attribute__ ((__deprecated__ ("use '" ALT "' instead")))
101 #else
102 # define _GLIBCXX_DEPRECATED
103 # define _GLIBCXX_DEPRECATED_SUGGEST(ALT)
104 #endif
105 
106 #if defined(__DEPRECATED) && (__cplusplus >= 201103L)
107 # define _GLIBCXX11_DEPRECATED _GLIBCXX_DEPRECATED
108 # define _GLIBCXX11_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
109 #else
110 # define _GLIBCXX11_DEPRECATED
111 # define _GLIBCXX11_DEPRECATED_SUGGEST(ALT)
112 #endif
113 
114 #if defined(__DEPRECATED) && (__cplusplus >= 201402L)
115 # define _GLIBCXX14_DEPRECATED _GLIBCXX_DEPRECATED
116 # define _GLIBCXX14_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
117 #else
118 # define _GLIBCXX14_DEPRECATED
119 # define _GLIBCXX14_DEPRECATED_SUGGEST(ALT)
120 #endif
121 
122 #if defined(__DEPRECATED) && (__cplusplus >= 201703L)
123 # define _GLIBCXX17_DEPRECATED [[__deprecated__]]
124 # define _GLIBCXX17_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
125 #else
126 # define _GLIBCXX17_DEPRECATED
127 # define _GLIBCXX17_DEPRECATED_SUGGEST(ALT)
128 #endif
129 
130 #if defined(__DEPRECATED) && (__cplusplus >= 202002L)
131 # define _GLIBCXX20_DEPRECATED [[__deprecated__]]
132 # define _GLIBCXX20_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
133 #else
134 # define _GLIBCXX20_DEPRECATED
135 # define _GLIBCXX20_DEPRECATED_SUGGEST(ALT)
136 #endif
137 
138 #if defined(__DEPRECATED) && (__cplusplus >= 202100L)
139 # define _GLIBCXX23_DEPRECATED [[__deprecated__]]
140 # define _GLIBCXX23_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
141 #else
142 # define _GLIBCXX23_DEPRECATED
143 # define _GLIBCXX23_DEPRECATED_SUGGEST(ALT)
144 #endif
145 
146 // Macros for ABI tag attributes.
147 #ifndef _GLIBCXX_ABI_TAG_CXX11
148 # define _GLIBCXX_ABI_TAG_CXX11 __attribute ((__abi_tag__ ("cxx11")))
149 #endif
150 
151 // Macro to warn about unused results.
152 #if __cplusplus >= 201703L
153 # define _GLIBCXX_NODISCARD [[__nodiscard__]]
154 #else
155 # define _GLIBCXX_NODISCARD
156 #endif
157 
158 
159 
160 #if __cplusplus
161 
162 // Macro for constexpr, to support in mixed 03/0x mode.
163 #ifndef _GLIBCXX_CONSTEXPR
164 # if __cplusplus >= 201103L
165 # define _GLIBCXX_CONSTEXPR constexpr
166 # define _GLIBCXX_USE_CONSTEXPR constexpr
167 # else
168 # define _GLIBCXX_CONSTEXPR
169 # define _GLIBCXX_USE_CONSTEXPR const
170 # endif
171 #endif
172 
173 #ifndef _GLIBCXX14_CONSTEXPR
174 # if __cplusplus >= 201402L
175 # define _GLIBCXX14_CONSTEXPR constexpr
176 # else
177 # define _GLIBCXX14_CONSTEXPR
178 # endif
179 #endif
180 
181 #ifndef _GLIBCXX17_CONSTEXPR
182 # if __cplusplus >= 201703L
183 # define _GLIBCXX17_CONSTEXPR constexpr
184 # else
185 # define _GLIBCXX17_CONSTEXPR
186 # endif
187 #endif
188 
189 #ifndef _GLIBCXX20_CONSTEXPR
190 # if __cplusplus >= 202002L
191 # define _GLIBCXX20_CONSTEXPR constexpr
192 # else
193 # define _GLIBCXX20_CONSTEXPR
194 # endif
195 #endif
196 
197 #ifndef _GLIBCXX23_CONSTEXPR
198 # if __cplusplus >= 202100L
199 # define _GLIBCXX23_CONSTEXPR constexpr
200 # else
201 # define _GLIBCXX23_CONSTEXPR
202 # endif
203 #endif
204 
205 #ifndef _GLIBCXX17_INLINE
206 # if __cplusplus >= 201703L
207 # define _GLIBCXX17_INLINE inline
208 # else
209 # define _GLIBCXX17_INLINE
210 # endif
211 #endif
212 
213 // Macro for noexcept, to support in mixed 03/0x mode.
214 #ifndef _GLIBCXX_NOEXCEPT
215 # if __cplusplus >= 201103L
216 # define _GLIBCXX_NOEXCEPT noexcept
217 # define _GLIBCXX_NOEXCEPT_IF(...) noexcept(__VA_ARGS__)
218 # define _GLIBCXX_USE_NOEXCEPT noexcept
219 # define _GLIBCXX_THROW(_EXC)
220 # else
221 # define _GLIBCXX_NOEXCEPT
222 # define _GLIBCXX_NOEXCEPT_IF(...)
223 # define _GLIBCXX_USE_NOEXCEPT throw()
224 # define _GLIBCXX_THROW(_EXC) throw(_EXC)
225 # endif
226 #endif
227 
228 #ifndef _GLIBCXX_NOTHROW
229 # define _GLIBCXX_NOTHROW _GLIBCXX_USE_NOEXCEPT
230 #endif
231 
232 #ifndef _GLIBCXX_THROW_OR_ABORT
233 # if __cpp_exceptions
234 # define _GLIBCXX_THROW_OR_ABORT(_EXC) (throw (_EXC))
235 # else
236 # define _GLIBCXX_THROW_OR_ABORT(_EXC) (__builtin_abort())
237 # endif
238 #endif
239 
240 #if __cpp_noexcept_function_type
241 #define _GLIBCXX_NOEXCEPT_PARM , bool _NE
242 #define _GLIBCXX_NOEXCEPT_QUAL noexcept (_NE)
243 #else
244 #define _GLIBCXX_NOEXCEPT_PARM
245 #define _GLIBCXX_NOEXCEPT_QUAL
246 #endif
247 
248 // Macro for extern template, ie controlling template linkage via use
249 // of extern keyword on template declaration. As documented in the g++
250 // manual, it inhibits all implicit instantiations and is used
251 // throughout the library to avoid multiple weak definitions for
252 // required types that are already explicitly instantiated in the
253 // library binary. This substantially reduces the binary size of
254 // resulting executables.
255 // Special case: _GLIBCXX_EXTERN_TEMPLATE == -1 disallows extern
256 // templates only in basic_string, thus activating its debug-mode
257 // checks even at -O0.
258 # define _GLIBCXX_EXTERN_TEMPLATE 1
259 
260 /*
261  Outline of libstdc++ namespaces.
262 
263  namespace std
264  {
265  namespace __debug { }
266  namespace __parallel { }
267  namespace __cxx1998 { }
268 
269  namespace __detail {
270  namespace __variant { } // C++17
271  }
272 
273  namespace rel_ops { }
274 
275  namespace tr1
276  {
277  namespace placeholders { }
278  namespace regex_constants { }
279  namespace __detail { }
280  }
281 
282  namespace tr2 { }
283 
284  namespace decimal { }
285 
286  namespace chrono { } // C++11
287  namespace placeholders { } // C++11
288  namespace regex_constants { } // C++11
289  namespace this_thread { } // C++11
290  inline namespace literals { // C++14
291  inline namespace chrono_literals { } // C++14
292  inline namespace complex_literals { } // C++14
293  inline namespace string_literals { } // C++14
294  inline namespace string_view_literals { } // C++17
295  }
296  }
297 
298  namespace abi { }
299 
300  namespace __gnu_cxx
301  {
302  namespace __detail { }
303  }
304 
305  For full details see:
306  http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/namespaces.html
307 */
308 namespace std
309 {
310  typedef __SIZE_TYPE__ size_t;
311  typedef __PTRDIFF_TYPE__ ptrdiff_t;
312 
313 #if __cplusplus >= 201103L
314  typedef decltype(nullptr) nullptr_t;
315 #endif
316 
317 #pragma GCC visibility push(default)
318  // This allows the library to terminate without including all of <exception>
319  // and without making the declaration of std::terminate visible to users.
320  extern "C++" __attribute__ ((__noreturn__, __always_inline__))
321  inline void __terminate() _GLIBCXX_USE_NOEXCEPT
322  {
323  void terminate() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__noreturn__,__cold__));
324  terminate();
325  }
326 #pragma GCC visibility pop
327 }
328 
329 # define _GLIBCXX_USE_DUAL_ABI 1
330 
331 #if ! _GLIBCXX_USE_DUAL_ABI
332 // Ignore any pre-defined value of _GLIBCXX_USE_CXX11_ABI
333 # undef _GLIBCXX_USE_CXX11_ABI
334 #endif
335 
336 #ifndef _GLIBCXX_USE_CXX11_ABI
337 # define _GLIBCXX_USE_CXX11_ABI 1
338 #endif
339 
340 #if _GLIBCXX_USE_CXX11_ABI
341 namespace std
342 {
343  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
344 }
345 namespace __gnu_cxx
346 {
347  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
348 }
349 # define _GLIBCXX_NAMESPACE_CXX11 __cxx11::
350 # define _GLIBCXX_BEGIN_NAMESPACE_CXX11 namespace __cxx11 {
351 # define _GLIBCXX_END_NAMESPACE_CXX11 }
352 # define _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_ABI_TAG_CXX11
353 #else
354 # define _GLIBCXX_NAMESPACE_CXX11
355 # define _GLIBCXX_BEGIN_NAMESPACE_CXX11
356 # define _GLIBCXX_END_NAMESPACE_CXX11
357 # define _GLIBCXX_DEFAULT_ABI_TAG
358 #endif
359 
360 // Non-zero if inline namespaces are used for versioning the entire library.
361 # define _GLIBCXX_INLINE_VERSION 0
362 
363 #if _GLIBCXX_INLINE_VERSION
364 // Inline namespace for symbol versioning of (nearly) everything in std.
365 # define _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace __8 {
366 # define _GLIBCXX_END_NAMESPACE_VERSION }
367 // Unused when everything in std is versioned anyway.
368 # define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X)
369 # define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X)
370 
371 namespace std
372 {
373 inline _GLIBCXX_BEGIN_NAMESPACE_VERSION
374 #if __cplusplus >= 201402L
375  inline namespace literals {
376  inline namespace chrono_literals { }
377  inline namespace complex_literals { }
378  inline namespace string_literals { }
379 #if __cplusplus > 201402L
380  inline namespace string_view_literals { }
381 #endif // C++17
382  }
383 #endif // C++14
384 _GLIBCXX_END_NAMESPACE_VERSION
385 }
386 
387 namespace __gnu_cxx
388 {
389 inline _GLIBCXX_BEGIN_NAMESPACE_VERSION
390 _GLIBCXX_END_NAMESPACE_VERSION
391 }
392 
393 #else
394 // Unused.
395 # define _GLIBCXX_BEGIN_NAMESPACE_VERSION
396 # define _GLIBCXX_END_NAMESPACE_VERSION
397 // Used to version individual components, e.g. std::_V2::error_category.
398 # define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X) inline namespace X {
399 # define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X) } // inline namespace X
400 #endif
401 
402 // In the case that we don't have a hosted environment, we can't provide the
403 // debugging mode. Instead, we do our best and downgrade to assertions.
404 #if defined(_GLIBCXX_DEBUG) && !__STDC_HOSTED__
405 #undef _GLIBCXX_DEBUG
406 #define _GLIBCXX_ASSERTIONS 1
407 #endif
408 
409 // Inline namespaces for special modes: debug, parallel.
410 #if defined(_GLIBCXX_DEBUG) || defined(_GLIBCXX_PARALLEL)
411 namespace std
412 {
413 _GLIBCXX_BEGIN_NAMESPACE_VERSION
414 
415  // Non-inline namespace for components replaced by alternates in active mode.
416  namespace __cxx1998
417  {
418 # if _GLIBCXX_USE_CXX11_ABI
419  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
420 # endif
421  }
422 
423 _GLIBCXX_END_NAMESPACE_VERSION
424 
425  // Inline namespace for debug mode.
426 # ifdef _GLIBCXX_DEBUG
427  inline namespace __debug { }
428 # endif
429 
430  // Inline namespaces for parallel mode.
431 # ifdef _GLIBCXX_PARALLEL
432  inline namespace __parallel { }
433 # endif
434 }
435 
436 // Check for invalid usage and unsupported mixed-mode use.
437 # if defined(_GLIBCXX_DEBUG) && defined(_GLIBCXX_PARALLEL)
438 # error illegal use of multiple inlined namespaces
439 # endif
440 
441 // Check for invalid use due to lack for weak symbols.
442 # if __NO_INLINE__ && !__GXX_WEAK__
443 # warning currently using inlined namespace mode which may fail \
444  without inlining due to lack of weak symbols
445 # endif
446 #endif
447 
448 // Macros for namespace scope. Either namespace std:: or the name
449 // of some nested namespace within it corresponding to the active mode.
450 // _GLIBCXX_STD_A
451 // _GLIBCXX_STD_C
452 //
453 // Macros for opening/closing conditional namespaces.
454 // _GLIBCXX_BEGIN_NAMESPACE_ALGO
455 // _GLIBCXX_END_NAMESPACE_ALGO
456 // _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
457 // _GLIBCXX_END_NAMESPACE_CONTAINER
458 #if defined(_GLIBCXX_DEBUG)
459 # define _GLIBCXX_STD_C __cxx1998
460 # define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER \
461  namespace _GLIBCXX_STD_C {
462 # define _GLIBCXX_END_NAMESPACE_CONTAINER }
463 #else
464 # define _GLIBCXX_STD_C std
465 # define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
466 # define _GLIBCXX_END_NAMESPACE_CONTAINER
467 #endif
468 
469 #ifdef _GLIBCXX_PARALLEL
470 # define _GLIBCXX_STD_A __cxx1998
471 # define _GLIBCXX_BEGIN_NAMESPACE_ALGO \
472  namespace _GLIBCXX_STD_A {
473 # define _GLIBCXX_END_NAMESPACE_ALGO }
474 #else
475 # define _GLIBCXX_STD_A std
476 # define _GLIBCXX_BEGIN_NAMESPACE_ALGO
477 # define _GLIBCXX_END_NAMESPACE_ALGO
478 #endif
479 
480 // GLIBCXX_ABI Deprecated
481 // Define if compatibility should be provided for -mlong-double-64.
482 #undef _GLIBCXX_LONG_DOUBLE_COMPAT
483 
484 // Define if compatibility should be provided for alternative 128-bit long
485 // double formats. Not possible for Clang until __ibm128 is supported.
486 #ifndef __clang__
487 #undef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT
488 #endif
489 
490 // Inline namespaces for long double 128 modes.
491 #if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \
492  && defined __LONG_DOUBLE_IEEE128__
493 namespace std
494 {
495  // Namespaces for 128-bit IEEE long double format on 64-bit POWER LE.
496  inline namespace __gnu_cxx_ieee128 { }
497  inline namespace __gnu_cxx11_ieee128 { }
498 }
499 # define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ieee128::
500 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ieee128 {
501 # define _GLIBCXX_END_NAMESPACE_LDBL }
502 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 __gnu_cxx11_ieee128::
503 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 namespace __gnu_cxx11_ieee128 {
504 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 }
505 
506 #else // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128
507 
508 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
509 namespace std
510 {
511  inline namespace __gnu_cxx_ldbl128 { }
512 }
513 # define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ldbl128::
514 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ldbl128 {
515 # define _GLIBCXX_END_NAMESPACE_LDBL }
516 #else
517 # define _GLIBCXX_NAMESPACE_LDBL
518 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL
519 # define _GLIBCXX_END_NAMESPACE_LDBL
520 #endif
521 
522 #if _GLIBCXX_USE_CXX11_ABI
523 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_CXX11
524 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_CXX11
525 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_CXX11
526 #else
527 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_LDBL
528 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_LDBL
529 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_LDBL
530 #endif
531 
532 #endif // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128
533 
534 namespace std
535 {
536 #pragma GCC visibility push(default)
537  // Internal version of std::is_constant_evaluated().
538  // This can be used without checking if the compiler supports the feature.
539  // The macro _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED can be used to check if
540  // the compiler support is present to make this function work as expected.
541  __attribute__((__always_inline__))
542  _GLIBCXX_CONSTEXPR inline bool
543  __is_constant_evaluated() _GLIBCXX_NOEXCEPT
544  {
545 #if __cpp_if_consteval >= 202106L
546 # define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1
547  if consteval { return true; } else { return false; }
548 #elif __cplusplus >= 201103L && __has_builtin(__builtin_is_constant_evaluated)
549 # define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1
550  return __builtin_is_constant_evaluated();
551 #else
552  return false;
553 #endif
554  }
555 #pragma GCC visibility pop
556 }
557 
558 // Debug Mode implies checking assertions.
559 #if defined(_GLIBCXX_DEBUG) && !defined(_GLIBCXX_ASSERTIONS)
560 # define _GLIBCXX_ASSERTIONS 1
561 #endif
562 
563 // Disable std::string explicit instantiation declarations in order to assert.
564 #ifdef _GLIBCXX_ASSERTIONS
565 # undef _GLIBCXX_EXTERN_TEMPLATE
566 # define _GLIBCXX_EXTERN_TEMPLATE -1
567 #endif
568 
569 #define _GLIBCXX_VERBOSE_ASSERT 1
570 
571 // Assert.
572 #ifdef _GLIBCXX_VERBOSE_ASSERT
573 namespace std
574 {
575 #pragma GCC visibility push(default)
576  // Don't use <cassert> because this should be unaffected by NDEBUG.
577  extern "C++" _GLIBCXX_NORETURN
578  void
579  __glibcxx_assert_fail /* Called when a precondition violation is detected. */
580  (const char* __file, int __line, const char* __function,
581  const char* __condition)
582  _GLIBCXX_NOEXCEPT;
583 #pragma GCC visibility pop
584 }
585 # define _GLIBCXX_ASSERT_FAIL(_Condition) \
586  std::__glibcxx_assert_fail(__FILE__, __LINE__, __PRETTY_FUNCTION__, \
587  #_Condition)
588 #else // ! VERBOSE_ASSERT
589 # define _GLIBCXX_ASSERT_FAIL(_Condition) __builtin_abort()
590 #endif
591 
592 #if defined(_GLIBCXX_ASSERTIONS)
593 // Enable runtime assertion checks, and also check in constant expressions.
594 # define __glibcxx_assert(cond) \
595  do { \
596  if (__builtin_expect(!bool(cond), false)) \
597  _GLIBCXX_ASSERT_FAIL(cond); \
598  } while (false)
599 #elif _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED
600 // Only check assertions during constant evaluation.
601 namespace std
602 {
603  __attribute__((__always_inline__,__visibility__("default")))
604  inline void
605  __glibcxx_assert_fail()
606  { }
607 }
608 # define __glibcxx_assert(cond) \
609  do { \
610  if (std::__is_constant_evaluated()) \
611  if (__builtin_expect(!bool(cond), false)) \
612  std::__glibcxx_assert_fail(); \
613  } while (false)
614 #else
615 // Don't check any assertions.
616 # define __glibcxx_assert(cond)
617 #endif
618 
619 // Macro indicating that TSAN is in use.
620 #if __SANITIZE_THREAD__
621 # define _GLIBCXX_TSAN 1
622 #elif defined __has_feature
623 # if __has_feature(thread_sanitizer)
624 # define _GLIBCXX_TSAN 1
625 # endif
626 #endif
627 
628 // Macros for race detectors.
629 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) and
630 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) should be used to explain
631 // atomic (lock-free) synchronization to race detectors:
632 // the race detector will infer a happens-before arc from the former to the
633 // latter when they share the same argument pointer.
634 //
635 // The most frequent use case for these macros (and the only case in the
636 // current implementation of the library) is atomic reference counting:
637 // void _M_remove_reference()
638 // {
639 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&this->_M_refcount);
640 // if (__gnu_cxx::__exchange_and_add_dispatch(&this->_M_refcount, -1) <= 0)
641 // {
642 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&this->_M_refcount);
643 // _M_destroy(__a);
644 // }
645 // }
646 // The annotations in this example tell the race detector that all memory
647 // accesses occurred when the refcount was positive do not race with
648 // memory accesses which occurred after the refcount became zero.
649 #ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE
650 # define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A)
651 #endif
652 #ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER
653 # define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A)
654 #endif
655 
656 // Macros for C linkage: define extern "C" linkage only when using C++.
657 # define _GLIBCXX_BEGIN_EXTERN_C extern "C" {
658 # define _GLIBCXX_END_EXTERN_C }
659 
660 # define _GLIBCXX_USE_ALLOCATOR_NEW 1
661 
662 #ifdef __SIZEOF_INT128__
663 #if ! defined __GLIBCXX_TYPE_INT_N_0 && ! defined __STRICT_ANSI__
664 // If __int128 is supported, we expect __GLIBCXX_TYPE_INT_N_0 to be defined
665 // unless the compiler is in strict mode. If it's not defined and the strict
666 // macro is not defined, something is wrong.
667 #warning "__STRICT_ANSI__ seems to have been undefined; this is not supported"
668 #endif
669 #endif
670 
671 #else // !__cplusplus
672 # define _GLIBCXX_BEGIN_EXTERN_C
673 # define _GLIBCXX_END_EXTERN_C
674 #endif
675 
676 
677 // First includes.
678 
679 // Pick up any OS-specific definitions.
680 #include <bits/os_defines.h>
681 
682 // Pick up any CPU-specific definitions.
683 #include <bits/cpu_defines.h>
684 
685 // If platform uses neither visibility nor psuedo-visibility,
686 // specify empty default for namespace annotation macros.
687 #ifndef _GLIBCXX_PSEUDO_VISIBILITY
688 # define _GLIBCXX_PSEUDO_VISIBILITY(V)
689 #endif
690 
691 // Certain function definitions that are meant to be overridable from
692 // user code are decorated with this macro. For some targets, this
693 // macro causes these definitions to be weak.
694 #ifndef _GLIBCXX_WEAK_DEFINITION
695 # define _GLIBCXX_WEAK_DEFINITION
696 #endif
697 
698 // By default, we assume that __GXX_WEAK__ also means that there is support
699 // for declaring functions as weak while not defining such functions. This
700 // allows for referring to functions provided by other libraries (e.g.,
701 // libitm) without depending on them if the respective features are not used.
702 #ifndef _GLIBCXX_USE_WEAK_REF
703 # define _GLIBCXX_USE_WEAK_REF __GXX_WEAK__
704 #endif
705 
706 // Conditionally enable annotations for the Transactional Memory TS on C++11.
707 // Most of the following conditions are due to limitations in the current
708 // implementation.
709 #if __cplusplus >= 201103L && _GLIBCXX_USE_CXX11_ABI \
710  && _GLIBCXX_USE_DUAL_ABI && __cpp_transactional_memory >= 201500L \
711  && !_GLIBCXX_FULLY_DYNAMIC_STRING && _GLIBCXX_USE_WEAK_REF \
712  && _GLIBCXX_USE_ALLOCATOR_NEW
713 #define _GLIBCXX_TXN_SAFE transaction_safe
714 #define _GLIBCXX_TXN_SAFE_DYN transaction_safe_dynamic
715 #else
716 #define _GLIBCXX_TXN_SAFE
717 #define _GLIBCXX_TXN_SAFE_DYN
718 #endif
719 
720 #if __cplusplus > 201402L
721 // In C++17 mathematical special functions are in namespace std.
722 # define _GLIBCXX_USE_STD_SPEC_FUNCS 1
723 #elif __cplusplus >= 201103L && __STDCPP_WANT_MATH_SPEC_FUNCS__ != 0
724 // For C++11 and C++14 they are in namespace std when requested.
725 # define _GLIBCXX_USE_STD_SPEC_FUNCS 1
726 #endif
727 
728 // The remainder of the prewritten config is automatic; all the
729 // user hooks are listed above.
730 
731 // Create a boolean flag to be used to determine if --fast-math is set.
732 #ifdef __FAST_MATH__
733 # define _GLIBCXX_FAST_MATH 1
734 #else
735 # define _GLIBCXX_FAST_MATH 0
736 #endif
737 
738 // This marks string literals in header files to be extracted for eventual
739 // translation. It is primarily used for messages in thrown exceptions; see
740 // src/functexcept.cc. We use __N because the more traditional _N is used
741 // for something else under certain OSes (see BADNAMES).
742 #define __N(msgid) (msgid)
743 
744 // For example, <windows.h> is known to #define min and max as macros...
745 #undef min
746 #undef max
747 
748 // N.B. these _GLIBCXX_USE_C99_XXX macros are defined unconditionally
749 // so they should be tested with #if not with #ifdef.
750 #if __cplusplus >= 201103L
751 # ifndef _GLIBCXX_USE_C99_MATH
752 # define _GLIBCXX_USE_C99_MATH _GLIBCXX11_USE_C99_MATH
753 # endif
754 # ifndef _GLIBCXX_USE_C99_COMPLEX
755 # define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX11_USE_C99_COMPLEX
756 # endif
757 # ifndef _GLIBCXX_USE_C99_STDIO
758 # define _GLIBCXX_USE_C99_STDIO _GLIBCXX11_USE_C99_STDIO
759 # endif
760 # ifndef _GLIBCXX_USE_C99_STDLIB
761 # define _GLIBCXX_USE_C99_STDLIB _GLIBCXX11_USE_C99_STDLIB
762 # endif
763 # ifndef _GLIBCXX_USE_C99_WCHAR
764 # define _GLIBCXX_USE_C99_WCHAR _GLIBCXX11_USE_C99_WCHAR
765 # endif
766 #else
767 # ifndef _GLIBCXX_USE_C99_MATH
768 # define _GLIBCXX_USE_C99_MATH _GLIBCXX98_USE_C99_MATH
769 # endif
770 # ifndef _GLIBCXX_USE_C99_COMPLEX
771 # define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX98_USE_C99_COMPLEX
772 # endif
773 # ifndef _GLIBCXX_USE_C99_STDIO
774 # define _GLIBCXX_USE_C99_STDIO _GLIBCXX98_USE_C99_STDIO
775 # endif
776 # ifndef _GLIBCXX_USE_C99_STDLIB
777 # define _GLIBCXX_USE_C99_STDLIB _GLIBCXX98_USE_C99_STDLIB
778 # endif
779 # ifndef _GLIBCXX_USE_C99_WCHAR
780 # define _GLIBCXX_USE_C99_WCHAR _GLIBCXX98_USE_C99_WCHAR
781 # endif
782 #endif
783 
784 // Unless explicitly specified, enable char8_t extensions only if the core
785 // language char8_t feature macro is defined.
786 #ifndef _GLIBCXX_USE_CHAR8_T
787 # ifdef __cpp_char8_t
788 # define _GLIBCXX_USE_CHAR8_T 1
789 # endif
790 #endif
791 #ifdef _GLIBCXX_USE_CHAR8_T
792 # define __cpp_lib_char8_t 201907L
793 #endif
794 
795 /* Define if __float128 is supported on this host. */
796 #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__)
797 /* For powerpc64 don't use __float128 when it's the same type as long double. */
798 # if !(defined(_GLIBCXX_LONG_DOUBLE_ALT128_COMPAT) && defined(__LONG_DOUBLE_IEEE128__))
799 # define _GLIBCXX_USE_FLOAT128 1
800 # endif
801 #endif
802 
803 // Define if float has the IEEE binary32 format.
804 #if __FLT_MANT_DIG__ == 24 \
805  && __FLT_MIN_EXP__ == -125 \
806  && __FLT_MAX_EXP__ == 128
807 # define _GLIBCXX_FLOAT_IS_IEEE_BINARY32 1
808 #endif
809 
810 // Define if double has the IEEE binary64 format.
811 #if __DBL_MANT_DIG__ == 53 \
812  && __DBL_MIN_EXP__ == -1021 \
813  && __DBL_MAX_EXP__ == 1024
814 # define _GLIBCXX_DOUBLE_IS_IEEE_BINARY64 1
815 #endif
816 
817 // Define if long double has the IEEE binary128 format.
818 #if __LDBL_MANT_DIG__ == 113 \
819  && __LDBL_MIN_EXP__ == -16381 \
820  && __LDBL_MAX_EXP__ == 16384
821 # define _GLIBCXX_LDOUBLE_IS_IEEE_BINARY128 1
822 #endif
823 
824 #if defined __cplusplus && defined __BFLT16_DIG__
825 namespace __gnu_cxx
826 {
827  typedef __decltype(0.0bf16) __bfloat16_t;
828 }
829 #endif
830 
831 #ifdef __has_builtin
832 # ifdef __is_identifier
833 // Intel and older Clang require !__is_identifier for some built-ins:
834 # define _GLIBCXX_HAS_BUILTIN(B) __has_builtin(B) || ! __is_identifier(B)
835 # else
836 # define _GLIBCXX_HAS_BUILTIN(B) __has_builtin(B)
837 # endif
838 #endif
839 
840 #if _GLIBCXX_HAS_BUILTIN(__has_unique_object_representations)
841 # define _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP 1
842 #endif
843 
844 #if _GLIBCXX_HAS_BUILTIN(__is_aggregate)
845 # define _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE 1
846 #endif
847 
848 #if _GLIBCXX_HAS_BUILTIN(__builtin_launder)
849 # define _GLIBCXX_HAVE_BUILTIN_LAUNDER 1
850 #endif
851 
852 // Returns 1 if _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS is not defined and the
853 // compiler has a corresponding built-in type trait, 0 otherwise.
854 // _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS can be defined to disable the use of
855 // built-in traits.
856 #ifndef _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS
857 # define _GLIBCXX_USE_BUILTIN_TRAIT(BT) _GLIBCXX_HAS_BUILTIN(BT)
858 #else
859 # define _GLIBCXX_USE_BUILTIN_TRAIT(BT) 0
860 #endif
861 
862 // Mark code that should be ignored by the compiler, but seen by Doxygen.
863 #define _GLIBCXX_DOXYGEN_ONLY(X)
864 
865 // PSTL configuration
866 
867 #if __cplusplus >= 201703L
868 // This header is not installed for freestanding:
869 #if __has_include(<pstl/pstl_config.h>)
870 // Preserved here so we have some idea which version of upstream we've pulled in
871 // #define PSTL_VERSION 9000
872 
873 // For now this defaults to being based on the presence of Thread Building Blocks
874 # ifndef _GLIBCXX_USE_TBB_PAR_BACKEND
875 # define _GLIBCXX_USE_TBB_PAR_BACKEND __has_include(<tbb/tbb.h>)
876 # endif
877 // This section will need some rework when a new (default) backend type is added
878 # if _GLIBCXX_USE_TBB_PAR_BACKEND
879 # define _PSTL_PAR_BACKEND_TBB
880 # else
881 # define _PSTL_PAR_BACKEND_SERIAL
882 # endif
883 
884 # define _PSTL_ASSERT(_Condition) __glibcxx_assert(_Condition)
885 # define _PSTL_ASSERT_MSG(_Condition, _Message) __glibcxx_assert(_Condition)
886 
887 #include <pstl/pstl_config.h>
888 #endif // __has_include
889 #endif // C++17
890 
891 // End of prewritten config; the settings discovered at configure time follow.
892 /* config.h. Generated from config.h.in by configure. */
893 /* config.h.in. Generated from configure.ac by autoheader. */
894 
895 /* Define to 1 if you have the `acosf' function. */
896 #define _GLIBCXX_HAVE_ACOSF 1
897 
898 /* Define to 1 if you have the `acosl' function. */
899 #define _GLIBCXX_HAVE_ACOSL 1
900 
901 /* Define to 1 if you have the `aligned_alloc' function. */
902 #define _GLIBCXX_HAVE_ALIGNED_ALLOC 1
903 
904 /* Define if arc4random is available in <stdlib.h>. */
905 /* #undef _GLIBCXX_HAVE_ARC4RANDOM */
906 
907 /* Define to 1 if you have the <arpa/inet.h> header file. */
908 #define _GLIBCXX_HAVE_ARPA_INET_H 1
909 
910 /* Define to 1 if you have the `asinf' function. */
911 #define _GLIBCXX_HAVE_ASINF 1
912 
913 /* Define to 1 if you have the `asinl' function. */
914 #define _GLIBCXX_HAVE_ASINL 1
915 
916 /* Define to 1 if the target assembler supports .symver directive. */
917 #define _GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE 1
918 
919 /* Define to 1 if you have the `atan2f' function. */
920 #define _GLIBCXX_HAVE_ATAN2F 1
921 
922 /* Define to 1 if you have the `atan2l' function. */
923 #define _GLIBCXX_HAVE_ATAN2L 1
924 
925 /* Define to 1 if you have the `atanf' function. */
926 #define _GLIBCXX_HAVE_ATANF 1
927 
928 /* Define to 1 if you have the `atanl' function. */
929 #define _GLIBCXX_HAVE_ATANL 1
930 
931 /* Defined if shared_ptr reference counting should use atomic operations. */
932 #define _GLIBCXX_HAVE_ATOMIC_LOCK_POLICY 1
933 
934 /* Define to 1 if you have the `at_quick_exit' function. */
935 #define _GLIBCXX_HAVE_AT_QUICK_EXIT 1
936 
937 /* Define if C99 float_t and double_t in <math.h> should be imported in
938  <cmath> in namespace std for C++11. */
939 #define _GLIBCXX_HAVE_C99_FLT_EVAL_TYPES 1
940 
941 /* Define to 1 if the target assembler supports thread-local storage. */
942 /* #undef _GLIBCXX_HAVE_CC_TLS */
943 
944 /* Define to 1 if you have the `ceilf' function. */
945 #define _GLIBCXX_HAVE_CEILF 1
946 
947 /* Define to 1 if you have the `ceill' function. */
948 #define _GLIBCXX_HAVE_CEILL 1
949 
950 /* Define to 1 if you have the <complex.h> header file. */
951 #define _GLIBCXX_HAVE_COMPLEX_H 1
952 
953 /* Define to 1 if you have the `cosf' function. */
954 #define _GLIBCXX_HAVE_COSF 1
955 
956 /* Define to 1 if you have the `coshf' function. */
957 #define _GLIBCXX_HAVE_COSHF 1
958 
959 /* Define to 1 if you have the `coshl' function. */
960 #define _GLIBCXX_HAVE_COSHL 1
961 
962 /* Define to 1 if you have the `cosl' function. */
963 #define _GLIBCXX_HAVE_COSL 1
964 
965 /* Define to 1 if you have the declaration of `strnlen', and to 0 if you
966  don't. */
967 #define _GLIBCXX_HAVE_DECL_STRNLEN 1
968 
969 /* Define to 1 if you have the <dirent.h> header file. */
970 #define _GLIBCXX_HAVE_DIRENT_H 1
971 
972 /* Define if dirfd is available in <dirent.h>. */
973 #define _GLIBCXX_HAVE_DIRFD 1
974 
975 /* Define to 1 if you have the <dlfcn.h> header file. */
976 #define _GLIBCXX_HAVE_DLFCN_H 1
977 
978 /* Define to 1 if you have the <endian.h> header file. */
979 #define _GLIBCXX_HAVE_ENDIAN_H 1
980 
981 /* Define to 1 if GCC 4.6 supported std::exception_ptr for the target */
982 #define _GLIBCXX_HAVE_EXCEPTION_PTR_SINCE_GCC46 1
983 
984 /* Define to 1 if you have the <execinfo.h> header file. */
985 #define _GLIBCXX_HAVE_EXECINFO_H 1
986 
987 /* Define to 1 if you have the `expf' function. */
988 #define _GLIBCXX_HAVE_EXPF 1
989 
990 /* Define to 1 if you have the `expl' function. */
991 #define _GLIBCXX_HAVE_EXPL 1
992 
993 /* Define to 1 if you have the `fabsf' function. */
994 #define _GLIBCXX_HAVE_FABSF 1
995 
996 /* Define to 1 if you have the `fabsl' function. */
997 #define _GLIBCXX_HAVE_FABSL 1
998 
999 /* Define to 1 if you have the <fcntl.h> header file. */
1000 #define _GLIBCXX_HAVE_FCNTL_H 1
1001 
1002 /* Define if fdopendir is available in <dirent.h>. */
1003 #define _GLIBCXX_HAVE_FDOPENDIR 1
1004 
1005 /* Define to 1 if you have the <fenv.h> header file. */
1006 #define _GLIBCXX_HAVE_FENV_H 1
1007 
1008 /* Define to 1 if you have the `finite' function. */
1009 #define _GLIBCXX_HAVE_FINITE 1
1010 
1011 /* Define to 1 if you have the `finitef' function. */
1012 #define _GLIBCXX_HAVE_FINITEF 1
1013 
1014 /* Define to 1 if you have the `finitel' function. */
1015 #define _GLIBCXX_HAVE_FINITEL 1
1016 
1017 /* Define to 1 if you have the <float.h> header file. */
1018 #define _GLIBCXX_HAVE_FLOAT_H 1
1019 
1020 /* Define to 1 if you have the `floorf' function. */
1021 #define _GLIBCXX_HAVE_FLOORF 1
1022 
1023 /* Define to 1 if you have the `floorl' function. */
1024 #define _GLIBCXX_HAVE_FLOORL 1
1025 
1026 /* Define to 1 if you have the `fmodf' function. */
1027 #define _GLIBCXX_HAVE_FMODF 1
1028 
1029 /* Define to 1 if you have the `fmodl' function. */
1030 #define _GLIBCXX_HAVE_FMODL 1
1031 
1032 /* Define to 1 if you have the `fpclass' function. */
1033 /* #undef _GLIBCXX_HAVE_FPCLASS */
1034 
1035 /* Define to 1 if you have the <fp.h> header file. */
1036 /* #undef _GLIBCXX_HAVE_FP_H */
1037 
1038 /* Define to 1 if you have the `frexpf' function. */
1039 #define _GLIBCXX_HAVE_FREXPF 1
1040 
1041 /* Define to 1 if you have the `frexpl' function. */
1042 #define _GLIBCXX_HAVE_FREXPL 1
1043 
1044 /* Define if getentropy is available in <unistd.h>. */
1045 #define _GLIBCXX_HAVE_GETENTROPY 1
1046 
1047 /* Define if _Unwind_GetIPInfo is available. */
1048 #define _GLIBCXX_HAVE_GETIPINFO 1
1049 
1050 /* Define if gets is available in <stdio.h> before C++14. */
1051 #define _GLIBCXX_HAVE_GETS 1
1052 
1053 /* Define to 1 if you have the `hypot' function. */
1054 #define _GLIBCXX_HAVE_HYPOT 1
1055 
1056 /* Define to 1 if you have the `hypotf' function. */
1057 #define _GLIBCXX_HAVE_HYPOTF 1
1058 
1059 /* Define to 1 if you have the `hypotl' function. */
1060 #define _GLIBCXX_HAVE_HYPOTL 1
1061 
1062 /* Define if you have the iconv() function and it works. */
1063 #define _GLIBCXX_HAVE_ICONV 1
1064 
1065 /* Define to 1 if you have the <ieeefp.h> header file. */
1066 /* #undef _GLIBCXX_HAVE_IEEEFP_H */
1067 
1068 /* Define to 1 if you have the <inttypes.h> header file. */
1069 #define _GLIBCXX_HAVE_INTTYPES_H 1
1070 
1071 /* Define to 1 if you have the `isinf' function. */
1072 /* #undef _GLIBCXX_HAVE_ISINF */
1073 
1074 /* Define to 1 if you have the `isinff' function. */
1075 #define _GLIBCXX_HAVE_ISINFF 1
1076 
1077 /* Define to 1 if you have the `isinfl' function. */
1078 #define _GLIBCXX_HAVE_ISINFL 1
1079 
1080 /* Define to 1 if you have the `isnan' function. */
1081 /* #undef _GLIBCXX_HAVE_ISNAN */
1082 
1083 /* Define to 1 if you have the `isnanf' function. */
1084 #define _GLIBCXX_HAVE_ISNANF 1
1085 
1086 /* Define to 1 if you have the `isnanl' function. */
1087 #define _GLIBCXX_HAVE_ISNANL 1
1088 
1089 /* Defined if iswblank exists. */
1090 #define _GLIBCXX_HAVE_ISWBLANK 1
1091 
1092 /* Define if LC_MESSAGES is available in <locale.h>. */
1093 #define _GLIBCXX_HAVE_LC_MESSAGES 1
1094 
1095 /* Define to 1 if you have the `ldexpf' function. */
1096 #define _GLIBCXX_HAVE_LDEXPF 1
1097 
1098 /* Define to 1 if you have the `ldexpl' function. */
1099 #define _GLIBCXX_HAVE_LDEXPL 1
1100 
1101 /* Define to 1 if you have the <libintl.h> header file. */
1102 #define _GLIBCXX_HAVE_LIBINTL_H 1
1103 
1104 /* Only used in build directory testsuite_hooks.h. */
1105 #define _GLIBCXX_HAVE_LIMIT_AS 1
1106 
1107 /* Only used in build directory testsuite_hooks.h. */
1108 #define _GLIBCXX_HAVE_LIMIT_DATA 1
1109 
1110 /* Only used in build directory testsuite_hooks.h. */
1111 #define _GLIBCXX_HAVE_LIMIT_FSIZE 1
1112 
1113 /* Only used in build directory testsuite_hooks.h. */
1114 #define _GLIBCXX_HAVE_LIMIT_RSS 1
1115 
1116 /* Only used in build directory testsuite_hooks.h. */
1117 #define _GLIBCXX_HAVE_LIMIT_VMEM 0
1118 
1119 /* Define if link is available in <unistd.h>. */
1120 #define _GLIBCXX_HAVE_LINK 1
1121 
1122 /* Define to 1 if you have the <link.h> header file. */
1123 #define _GLIBCXX_HAVE_LINK_H 1
1124 
1125 /* Define if futex syscall is available. */
1126 #define _GLIBCXX_HAVE_LINUX_FUTEX 1
1127 
1128 /* Define to 1 if you have the <linux/random.h> header file. */
1129 #define _GLIBCXX_HAVE_LINUX_RANDOM_H 1
1130 
1131 /* Define to 1 if you have the <linux/types.h> header file. */
1132 #define _GLIBCXX_HAVE_LINUX_TYPES_H 1
1133 
1134 /* Define to 1 if you have the <locale.h> header file. */
1135 #define _GLIBCXX_HAVE_LOCALE_H 1
1136 
1137 /* Define to 1 if you have the `log10f' function. */
1138 #define _GLIBCXX_HAVE_LOG10F 1
1139 
1140 /* Define to 1 if you have the `log10l' function. */
1141 #define _GLIBCXX_HAVE_LOG10L 1
1142 
1143 /* Define to 1 if you have the `logf' function. */
1144 #define _GLIBCXX_HAVE_LOGF 1
1145 
1146 /* Define to 1 if you have the `logl' function. */
1147 #define _GLIBCXX_HAVE_LOGL 1
1148 
1149 /* Define if lseek is available in <unistd.h>. */
1150 #define _GLIBCXX_HAVE_LSEEK 1
1151 
1152 /* Define to 1 if you have the <machine/endian.h> header file. */
1153 /* #undef _GLIBCXX_HAVE_MACHINE_ENDIAN_H */
1154 
1155 /* Define to 1 if you have the <machine/param.h> header file. */
1156 /* #undef _GLIBCXX_HAVE_MACHINE_PARAM_H */
1157 
1158 /* Define if mbstate_t exists in wchar.h. */
1159 #define _GLIBCXX_HAVE_MBSTATE_T 1
1160 
1161 /* Define to 1 if you have the `memalign' function. */
1162 #define _GLIBCXX_HAVE_MEMALIGN 1
1163 
1164 /* Define to 1 if you have the <memory.h> header file. */
1165 #define _GLIBCXX_HAVE_MEMORY_H 1
1166 
1167 /* Define to 1 if you have the `modf' function. */
1168 #define _GLIBCXX_HAVE_MODF 1
1169 
1170 /* Define to 1 if you have the `modff' function. */
1171 #define _GLIBCXX_HAVE_MODFF 1
1172 
1173 /* Define to 1 if you have the `modfl' function. */
1174 #define _GLIBCXX_HAVE_MODFL 1
1175 
1176 /* Define to 1 if you have the <nan.h> header file. */
1177 /* #undef _GLIBCXX_HAVE_NAN_H */
1178 
1179 /* Define to 1 if you have the <netdb.h> header file. */
1180 #define _GLIBCXX_HAVE_NETDB_H 1
1181 
1182 /* Define to 1 if you have the <netinet/in.h> header file. */
1183 #define _GLIBCXX_HAVE_NETINET_IN_H 1
1184 
1185 /* Define to 1 if you have the <netinet/tcp.h> header file. */
1186 #define _GLIBCXX_HAVE_NETINET_TCP_H 1
1187 
1188 /* Define if <math.h> defines obsolete isinf function. */
1189 /* #undef _GLIBCXX_HAVE_OBSOLETE_ISINF */
1190 
1191 /* Define if <math.h> defines obsolete isnan function. */
1192 /* #undef _GLIBCXX_HAVE_OBSOLETE_ISNAN */
1193 
1194 /* Define if openat is available in <fcntl.h>. */
1195 #define _GLIBCXX_HAVE_OPENAT 1
1196 
1197 /* Define if poll is available in <poll.h>. */
1198 #define _GLIBCXX_HAVE_POLL 1
1199 
1200 /* Define to 1 if you have the <poll.h> header file. */
1201 #define _GLIBCXX_HAVE_POLL_H 1
1202 
1203 /* Define to 1 if you have the `posix_memalign' function. */
1204 #define _GLIBCXX_HAVE_POSIX_MEMALIGN 1
1205 
1206 /* Define to 1 if POSIX Semaphores with sem_timedwait are available in
1207  <semaphore.h>. */
1208 #define _GLIBCXX_HAVE_POSIX_SEMAPHORE 1
1209 
1210 /* Define to 1 if you have the `powf' function. */
1211 #define _GLIBCXX_HAVE_POWF 1
1212 
1213 /* Define to 1 if you have the `powl' function. */
1214 #define _GLIBCXX_HAVE_POWL 1
1215 
1216 /* Define to 1 if you have the `qfpclass' function. */
1217 /* #undef _GLIBCXX_HAVE_QFPCLASS */
1218 
1219 /* Define to 1 if you have the `quick_exit' function. */
1220 #define _GLIBCXX_HAVE_QUICK_EXIT 1
1221 
1222 /* Define if readlink is available in <unistd.h>. */
1223 #define _GLIBCXX_HAVE_READLINK 1
1224 
1225 /* Define to 1 if you have the `secure_getenv' function. */
1226 #define _GLIBCXX_HAVE_SECURE_GETENV 1
1227 
1228 /* Define to 1 if you have the `setenv' function. */
1229 #define _GLIBCXX_HAVE_SETENV 1
1230 
1231 /* Define to 1 if you have the `sincos' function. */
1232 #define _GLIBCXX_HAVE_SINCOS 1
1233 
1234 /* Define to 1 if you have the `sincosf' function. */
1235 #define _GLIBCXX_HAVE_SINCOSF 1
1236 
1237 /* Define to 1 if you have the `sincosl' function. */
1238 #define _GLIBCXX_HAVE_SINCOSL 1
1239 
1240 /* Define to 1 if you have the `sinf' function. */
1241 #define _GLIBCXX_HAVE_SINF 1
1242 
1243 /* Define to 1 if you have the `sinhf' function. */
1244 #define _GLIBCXX_HAVE_SINHF 1
1245 
1246 /* Define to 1 if you have the `sinhl' function. */
1247 #define _GLIBCXX_HAVE_SINHL 1
1248 
1249 /* Define to 1 if you have the `sinl' function. */
1250 #define _GLIBCXX_HAVE_SINL 1
1251 
1252 /* Defined if sleep exists. */
1253 /* #undef _GLIBCXX_HAVE_SLEEP */
1254 
1255 /* Define to 1 if you have the `sockatmark' function. */
1256 #define _GLIBCXX_HAVE_SOCKATMARK 1
1257 
1258 /* Define to 1 if you have the `sqrtf' function. */
1259 #define _GLIBCXX_HAVE_SQRTF 1
1260 
1261 /* Define to 1 if you have the `sqrtl' function. */
1262 #define _GLIBCXX_HAVE_SQRTL 1
1263 
1264 /* Define if the <stacktrace> header is supported. */
1265 #define _GLIBCXX_HAVE_STACKTRACE 1
1266 
1267 /* Define to 1 if you have the <stdalign.h> header file. */
1268 #define _GLIBCXX_HAVE_STDALIGN_H 1
1269 
1270 /* Define to 1 if you have the <stdbool.h> header file. */
1271 #define _GLIBCXX_HAVE_STDBOOL_H 1
1272 
1273 /* Define to 1 if you have the <stdint.h> header file. */
1274 #define _GLIBCXX_HAVE_STDINT_H 1
1275 
1276 /* Define to 1 if you have the <stdlib.h> header file. */
1277 #define _GLIBCXX_HAVE_STDLIB_H 1
1278 
1279 /* Define if strerror_l is available in <string.h>. */
1280 #define _GLIBCXX_HAVE_STRERROR_L 1
1281 
1282 /* Define if strerror_r is available in <string.h>. */
1283 #define _GLIBCXX_HAVE_STRERROR_R 1
1284 
1285 /* Define to 1 if you have the <strings.h> header file. */
1286 #define _GLIBCXX_HAVE_STRINGS_H 1
1287 
1288 /* Define to 1 if you have the <string.h> header file. */
1289 #define _GLIBCXX_HAVE_STRING_H 1
1290 
1291 /* Define to 1 if you have the `strtof' function. */
1292 #define _GLIBCXX_HAVE_STRTOF 1
1293 
1294 /* Define to 1 if you have the `strtold' function. */
1295 #define _GLIBCXX_HAVE_STRTOLD 1
1296 
1297 /* Define to 1 if `d_type' is a member of `struct dirent'. */
1298 #define _GLIBCXX_HAVE_STRUCT_DIRENT_D_TYPE 1
1299 
1300 /* Define if strxfrm_l is available in <string.h>. */
1301 #define _GLIBCXX_HAVE_STRXFRM_L 1
1302 
1303 /* Define if symlink is available in <unistd.h>. */
1304 #define _GLIBCXX_HAVE_SYMLINK 1
1305 
1306 /* Define to 1 if the target runtime linker supports binding the same symbol
1307  to different versions. */
1308 #define _GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT 1
1309 
1310 /* Define to 1 if you have the <sys/filio.h> header file. */
1311 /* #undef _GLIBCXX_HAVE_SYS_FILIO_H */
1312 
1313 /* Define to 1 if you have the <sys/ioctl.h> header file. */
1314 #define _GLIBCXX_HAVE_SYS_IOCTL_H 1
1315 
1316 /* Define to 1 if you have the <sys/ipc.h> header file. */
1317 #define _GLIBCXX_HAVE_SYS_IPC_H 1
1318 
1319 /* Define to 1 if you have the <sys/isa_defs.h> header file. */
1320 /* #undef _GLIBCXX_HAVE_SYS_ISA_DEFS_H */
1321 
1322 /* Define to 1 if you have the <sys/machine.h> header file. */
1323 /* #undef _GLIBCXX_HAVE_SYS_MACHINE_H */
1324 
1325 /* Define to 1 if you have the <sys/mman.h> header file. */
1326 #define _GLIBCXX_HAVE_SYS_MMAN_H 1
1327 
1328 /* Define to 1 if you have the <sys/param.h> header file. */
1329 #define _GLIBCXX_HAVE_SYS_PARAM_H 1
1330 
1331 /* Define to 1 if you have the <sys/resource.h> header file. */
1332 #define _GLIBCXX_HAVE_SYS_RESOURCE_H 1
1333 
1334 /* Define to 1 if you have a suitable <sys/sdt.h> header file */
1335 #define _GLIBCXX_HAVE_SYS_SDT_H 1
1336 
1337 /* Define to 1 if you have the <sys/sem.h> header file. */
1338 #define _GLIBCXX_HAVE_SYS_SEM_H 1
1339 
1340 /* Define to 1 if you have the <sys/socket.h> header file. */
1341 #define _GLIBCXX_HAVE_SYS_SOCKET_H 1
1342 
1343 /* Define to 1 if you have the <sys/statvfs.h> header file. */
1344 #define _GLIBCXX_HAVE_SYS_STATVFS_H 1
1345 
1346 /* Define to 1 if you have the <sys/stat.h> header file. */
1347 #define _GLIBCXX_HAVE_SYS_STAT_H 1
1348 
1349 /* Define to 1 if you have the <sys/sysinfo.h> header file. */
1350 #define _GLIBCXX_HAVE_SYS_SYSINFO_H 1
1351 
1352 /* Define to 1 if you have the <sys/time.h> header file. */
1353 #define _GLIBCXX_HAVE_SYS_TIME_H 1
1354 
1355 /* Define to 1 if you have the <sys/types.h> header file. */
1356 #define _GLIBCXX_HAVE_SYS_TYPES_H 1
1357 
1358 /* Define to 1 if you have the <sys/uio.h> header file. */
1359 #define _GLIBCXX_HAVE_SYS_UIO_H 1
1360 
1361 /* Define if S_IFREG is available in <sys/stat.h>. */
1362 /* #undef _GLIBCXX_HAVE_S_IFREG */
1363 
1364 /* Define if S_ISREG is available in <sys/stat.h>. */
1365 #define _GLIBCXX_HAVE_S_ISREG 1
1366 
1367 /* Define to 1 if you have the `tanf' function. */
1368 #define _GLIBCXX_HAVE_TANF 1
1369 
1370 /* Define to 1 if you have the `tanhf' function. */
1371 #define _GLIBCXX_HAVE_TANHF 1
1372 
1373 /* Define to 1 if you have the `tanhl' function. */
1374 #define _GLIBCXX_HAVE_TANHL 1
1375 
1376 /* Define to 1 if you have the `tanl' function. */
1377 #define _GLIBCXX_HAVE_TANL 1
1378 
1379 /* Define to 1 if you have the <tgmath.h> header file. */
1380 #define _GLIBCXX_HAVE_TGMATH_H 1
1381 
1382 /* Define to 1 if you have the `timespec_get' function. */
1383 #define _GLIBCXX_HAVE_TIMESPEC_GET 1
1384 
1385 /* Define to 1 if the target supports thread-local storage. */
1386 #define _GLIBCXX_HAVE_TLS 1
1387 
1388 /* Define if truncate is available in <unistd.h>. */
1389 #define _GLIBCXX_HAVE_TRUNCATE 1
1390 
1391 /* Define to 1 if you have the <uchar.h> header file. */
1392 #define _GLIBCXX_HAVE_UCHAR_H 1
1393 
1394 /* Define to 1 if you have the <unistd.h> header file. */
1395 #define _GLIBCXX_HAVE_UNISTD_H 1
1396 
1397 /* Define if unlinkat is available in <fcntl.h>. */
1398 #define _GLIBCXX_HAVE_UNLINKAT 1
1399 
1400 /* Define to 1 if you have the `uselocale' function. */
1401 #define _GLIBCXX_HAVE_USELOCALE 1
1402 
1403 /* Defined if usleep exists. */
1404 /* #undef _GLIBCXX_HAVE_USLEEP */
1405 
1406 /* Define to 1 if you have the <utime.h> header file. */
1407 #define _GLIBCXX_HAVE_UTIME_H 1
1408 
1409 /* Defined if vfwscanf exists. */
1410 #define _GLIBCXX_HAVE_VFWSCANF 1
1411 
1412 /* Defined if vswscanf exists. */
1413 #define _GLIBCXX_HAVE_VSWSCANF 1
1414 
1415 /* Defined if vwscanf exists. */
1416 #define _GLIBCXX_HAVE_VWSCANF 1
1417 
1418 /* Define to 1 if you have the <wchar.h> header file. */
1419 #define _GLIBCXX_HAVE_WCHAR_H 1
1420 
1421 /* Defined if wcstof exists. */
1422 #define _GLIBCXX_HAVE_WCSTOF 1
1423 
1424 /* Define to 1 if you have the <wctype.h> header file. */
1425 #define _GLIBCXX_HAVE_WCTYPE_H 1
1426 
1427 /* Define to 1 if you have the <windows.h> header file. */
1428 /* #undef _GLIBCXX_HAVE_WINDOWS_H */
1429 
1430 /* Define if writev is available in <sys/uio.h>. */
1431 #define _GLIBCXX_HAVE_WRITEV 1
1432 
1433 /* Define to 1 if you have the <xlocale.h> header file. */
1434 /* #undef _GLIBCXX_HAVE_XLOCALE_H */
1435 
1436 /* Define to 1 if you have the `_aligned_malloc' function. */
1437 /* #undef _GLIBCXX_HAVE__ALIGNED_MALLOC */
1438 
1439 /* Define to 1 if you have the `_wfopen' function. */
1440 /* #undef _GLIBCXX_HAVE__WFOPEN */
1441 
1442 /* Define to 1 if you have the `__cxa_thread_atexit' function. */
1443 /* #undef _GLIBCXX_HAVE___CXA_THREAD_ATEXIT */
1444 
1445 /* Define to 1 if you have the `__cxa_thread_atexit_impl' function. */
1446 #define _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL 1
1447 
1448 /* Define as const if the declaration of iconv() needs const. */
1449 #define _GLIBCXX_ICONV_CONST
1450 
1451 /* Define to the sub-directory in which libtool stores uninstalled libraries.
1452  */
1453 #define _GLIBCXX_LT_OBJDIR ".libs/"
1454 
1455 /* Name of package */
1456 /* #undef _GLIBCXX_PACKAGE */
1457 
1458 /* Define to the address where bug reports for this package should be sent. */
1459 #define _GLIBCXX_PACKAGE_BUGREPORT ""
1460 
1461 /* Define to the full name of this package. */
1462 #define _GLIBCXX_PACKAGE_NAME "package-unused"
1463 
1464 /* Define to the full name and version of this package. */
1465 #define _GLIBCXX_PACKAGE_STRING "package-unused version-unused"
1466 
1467 /* Define to the one symbol short name of this package. */
1468 #define _GLIBCXX_PACKAGE_TARNAME "libstdc++"
1469 
1470 /* Define to the home page for this package. */
1471 #define _GLIBCXX_PACKAGE_URL ""
1472 
1473 /* Define to the version of this package. */
1474 #define _GLIBCXX_PACKAGE__GLIBCXX_VERSION "version-unused"
1475 
1476 /* Define to 1 if you have the ANSI C header files. */
1477 #define _GLIBCXX_STDC_HEADERS 1
1478 
1479 /* Version number of package */
1480 /* #undef _GLIBCXX_VERSION */
1481 
1482 /* Enable large inode numbers on Mac OS X 10.5. */
1483 #ifndef _GLIBCXX_DARWIN_USE_64_BIT_INODE
1484 # define _GLIBCXX_DARWIN_USE_64_BIT_INODE 1
1485 #endif
1486 
1487 /* Number of bits in a file offset, on hosts where this is settable. */
1488 #define _GLIBCXX_FILE_OFFSET_BITS 64
1489 
1490 /* Define if C99 functions in <complex.h> should be used in <complex> for
1491  C++11. Using compiler builtins for these functions requires corresponding
1492  C99 library functions to be present. */
1493 #define _GLIBCXX11_USE_C99_COMPLEX 1
1494 
1495 /* Define if C99 generic macros in <math.h> should be imported in <cmath> in
1496  namespace std for C++11. */
1497 #define _GLIBCXX11_USE_C99_MATH 1
1498 
1499 /* Define if C99 functions or macros in <stdio.h> should be imported in
1500  <cstdio> in namespace std for C++11. */
1501 #define _GLIBCXX11_USE_C99_STDIO 1
1502 
1503 /* Define if C99 functions or macros in <stdlib.h> should be imported in
1504  <cstdlib> in namespace std for C++11. */
1505 #define _GLIBCXX11_USE_C99_STDLIB 1
1506 
1507 /* Define if C99 functions or macros in <wchar.h> should be imported in
1508  <cwchar> in namespace std for C++11. */
1509 #define _GLIBCXX11_USE_C99_WCHAR 1
1510 
1511 /* Define if C99 functions in <complex.h> should be used in <complex> for
1512  C++98. Using compiler builtins for these functions requires corresponding
1513  C99 library functions to be present. */
1514 #define _GLIBCXX98_USE_C99_COMPLEX 1
1515 
1516 /* Define if C99 functions or macros in <math.h> should be imported in <cmath>
1517  in namespace std for C++98. */
1518 #define _GLIBCXX98_USE_C99_MATH 1
1519 
1520 /* Define if C99 functions or macros in <stdio.h> should be imported in
1521  <cstdio> in namespace std for C++98. */
1522 #define _GLIBCXX98_USE_C99_STDIO 1
1523 
1524 /* Define if C99 functions or macros in <stdlib.h> should be imported in
1525  <cstdlib> in namespace std for C++98. */
1526 #define _GLIBCXX98_USE_C99_STDLIB 1
1527 
1528 /* Define if C99 functions or macros in <wchar.h> should be imported in
1529  <cwchar> in namespace std for C++98. */
1530 #define _GLIBCXX98_USE_C99_WCHAR 1
1531 
1532 /* Define if the compiler supports C++11 atomics. */
1533 #define _GLIBCXX_ATOMIC_BUILTINS 1
1534 
1535 /* Define if global objects can be aligned to
1536  std::hardware_destructive_interference_size. */
1537 #define _GLIBCXX_CAN_ALIGNAS_DESTRUCTIVE_SIZE 1
1538 
1539 /* Define to use concept checking code from the boost libraries. */
1540 /* #undef _GLIBCXX_CONCEPT_CHECKS */
1541 
1542 /* Define to 1 if a fully dynamic basic_string is wanted, 0 to disable,
1543  undefined for platform defaults */
1544 #define _GLIBCXX_FULLY_DYNAMIC_STRING 0
1545 
1546 /* Define if gthreads library is available. */
1547 #define _GLIBCXX_HAS_GTHREADS 1
1548 
1549 /* Define to 1 if a full hosted library is built, or 0 if freestanding. */
1550 #define _GLIBCXX_HOSTED __STDC_HOSTED__
1551 
1552 /* Define if compatibility should be provided for alternative 128-bit long
1553  double formats. */
1554 
1555 /* Define if compatibility should be provided for -mlong-double-64. */
1556 
1557 /* Define to the letter to which size_t is mangled. */
1558 #define _GLIBCXX_MANGLE_SIZE_T j
1559 
1560 /* Define if C99 llrint and llround functions are missing from <math.h>. */
1561 /* #undef _GLIBCXX_NO_C99_ROUNDING_FUNCS */
1562 
1563 /* Defined if no way to sleep is available. */
1564 /* #undef _GLIBCXX_NO_SLEEP */
1565 
1566 /* Define if ptrdiff_t is int. */
1567 #define _GLIBCXX_PTRDIFF_T_IS_INT 1
1568 
1569 /* Define if using setrlimit to set resource limits during "make check" */
1570 #define _GLIBCXX_RES_LIMITS 1
1571 
1572 /* Define if size_t is unsigned int. */
1573 #define _GLIBCXX_SIZE_T_IS_UINT 1
1574 
1575 /* Define if static tzdata should be compiled into the library. */
1576 /* #undef _GLIBCXX_STATIC_TZDATA */
1577 
1578 /* Define to the value of the EOF integer constant. */
1579 #define _GLIBCXX_STDIO_EOF -1
1580 
1581 /* Define to the value of the SEEK_CUR integer constant. */
1582 #define _GLIBCXX_STDIO_SEEK_CUR 1
1583 
1584 /* Define to the value of the SEEK_END integer constant. */
1585 #define _GLIBCXX_STDIO_SEEK_END 2
1586 
1587 /* Define to use symbol versioning in the shared library. */
1588 #define _GLIBCXX_SYMVER 1
1589 
1590 /* Define to use darwin versioning in the shared library. */
1591 /* #undef _GLIBCXX_SYMVER_DARWIN */
1592 
1593 /* Define to use GNU versioning in the shared library. */
1594 #define _GLIBCXX_SYMVER_GNU 1
1595 
1596 /* Define to use GNU namespace versioning in the shared library. */
1597 /* #undef _GLIBCXX_SYMVER_GNU_NAMESPACE */
1598 
1599 /* Define to use Sun versioning in the shared library. */
1600 /* #undef _GLIBCXX_SYMVER_SUN */
1601 
1602 /* Define if C11 functions in <uchar.h> should be imported into namespace std
1603  in <cuchar>. */
1604 #define _GLIBCXX_USE_C11_UCHAR_CXX11 1
1605 
1606 /* Define if C99 functions or macros from <wchar.h>, <math.h>, <complex.h>,
1607  <stdio.h>, and <stdlib.h> can be used or exposed. */
1608 #define _GLIBCXX_USE_C99 1
1609 
1610 /* Define if C99 inverse trig functions in <complex.h> should be used in
1611  <complex>. Using compiler builtins for these functions requires
1612  corresponding C99 library functions to be present. */
1613 #define _GLIBCXX_USE_C99_COMPLEX_ARC 1
1614 
1615 /* Define if C99 functions in <complex.h> should be used in <tr1/complex>.
1616  Using compiler builtins for these functions requires corresponding C99
1617  library functions to be present. */
1618 #define _GLIBCXX_USE_C99_COMPLEX_TR1 1
1619 
1620 /* Define if C99 functions in <ctype.h> should be imported in <cctype> in
1621  namespace std for C++11. */
1622 #define _GLIBCXX_USE_C99_CTYPE 1
1623 
1624 /* Define if C99 functions in <ctype.h> should be imported in <tr1/cctype> in
1625  namespace std::tr1. */
1626 #define _GLIBCXX_USE_C99_CTYPE_TR1 1
1627 
1628 /* Define if C99 functions in <fenv.h> should be imported in <cfenv> in
1629  namespace std for C++11. */
1630 #define _GLIBCXX_USE_C99_FENV 1
1631 
1632 /* Define if C99 functions in <fenv.h> should be imported in <tr1/cfenv> in
1633  namespace std::tr1. */
1634 #define _GLIBCXX_USE_C99_FENV_TR1 1
1635 
1636 /* Define if C99 functions in <inttypes.h> should be imported in <cinttypes>
1637  in namespace std in C++11. */
1638 #define _GLIBCXX_USE_C99_INTTYPES 1
1639 
1640 /* Define if C99 functions in <inttypes.h> should be imported in
1641  <tr1/cinttypes> in namespace std::tr1. */
1642 #define _GLIBCXX_USE_C99_INTTYPES_TR1 1
1643 
1644 /* Define if wchar_t C99 functions in <inttypes.h> should be imported in
1645  <cinttypes> in namespace std in C++11. */
1646 #define _GLIBCXX_USE_C99_INTTYPES_WCHAR_T 1
1647 
1648 /* Define if wchar_t C99 functions in <inttypes.h> should be imported in
1649  <tr1/cinttypes> in namespace std::tr1. */
1650 #define _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1 1
1651 
1652 /* Define if C99 functions in <math.h> should be imported in <cmath> in
1653  namespace std for C++11. */
1654 #define _GLIBCXX_USE_C99_MATH_FUNCS 1
1655 
1656 /* Define if C99 functions or macros in <math.h> should be imported in
1657  <tr1/cmath> in namespace std::tr1. */
1658 #define _GLIBCXX_USE_C99_MATH_TR1 1
1659 
1660 /* Define if C99 types in <stdint.h> should be imported in <cstdint> in
1661  namespace std for C++11. */
1662 #define _GLIBCXX_USE_C99_STDINT 1
1663 
1664 /* Define if C99 types in <stdint.h> should be imported in <tr1/cstdint> in
1665  namespace std::tr1. */
1666 #define _GLIBCXX_USE_C99_STDINT_TR1 1
1667 
1668 /* Define if usable chdir is available in <unistd.h>. */
1669 #define _GLIBCXX_USE_CHDIR 1
1670 
1671 /* Define if usable chmod is available in <sys/stat.h>. */
1672 #define _GLIBCXX_USE_CHMOD 1
1673 
1674 /* Defined if clock_gettime syscall has monotonic and realtime clock support.
1675  */
1676 /* #undef _GLIBCXX_USE_CLOCK_GETTIME_SYSCALL */
1677 
1678 /* Defined if clock_gettime has monotonic clock support. */
1679 #define _GLIBCXX_USE_CLOCK_MONOTONIC 1
1680 
1681 /* Defined if clock_gettime has realtime clock support. */
1682 #define _GLIBCXX_USE_CLOCK_REALTIME 1
1683 
1684 /* Define if copy_file_range is available in <unistd.h>. */
1685 /* #undef _GLIBCXX_USE_COPY_FILE_RANGE */
1686 
1687 /* Define if ISO/IEC TR 24733 decimal floating point types are supported on
1688  this host. */
1689 #define _GLIBCXX_USE_DECIMAL_FLOAT 1
1690 
1691 /* Define if /dev/random and /dev/urandom are available for
1692  std::random_device. */
1693 #define _GLIBCXX_USE_DEV_RANDOM 1
1694 
1695 /* Define if fchmod is available in <sys/stat.h>. */
1696 #define _GLIBCXX_USE_FCHMOD 1
1697 
1698 /* Define if fchmodat is available in <sys/stat.h>. */
1699 #define _GLIBCXX_USE_FCHMODAT 1
1700 
1701 /* Define if fseeko and ftello are available. */
1702 #define _GLIBCXX_USE_FSEEKO_FTELLO 1
1703 
1704 /* Define if usable getcwd is available in <unistd.h>. */
1705 #define _GLIBCXX_USE_GETCWD 1
1706 
1707 /* Defined if gettimeofday is available. */
1708 #define _GLIBCXX_USE_GETTIMEOFDAY 1
1709 
1710 /* Define if get_nprocs is available in <sys/sysinfo.h>. */
1711 #define _GLIBCXX_USE_GET_NPROCS 1
1712 
1713 /* Define if init_priority should be used for iostream initialization. */
1714 #define _GLIBCXX_USE_INIT_PRIORITY_ATTRIBUTE 1
1715 
1716 /* Define if LFS support is available. */
1717 #define _GLIBCXX_USE_LFS 1
1718 
1719 /* Define if code specialized for long long should be used. */
1720 #define _GLIBCXX_USE_LONG_LONG 1
1721 
1722 /* Define if lstat is available in <sys/stat.h>. */
1723 #define _GLIBCXX_USE_LSTAT 1
1724 
1725 /* Define if usable mkdir is available in <sys/stat.h>. */
1726 #define _GLIBCXX_USE_MKDIR 1
1727 
1728 /* Defined if nanosleep is available. */
1729 #define _GLIBCXX_USE_NANOSLEEP 1
1730 
1731 /* Define if NLS translations are to be used. */
1732 #define _GLIBCXX_USE_NLS 1
1733 
1734 /* Define if nl_langinfo_l should be used for std::text_encoding. */
1735 #define _GLIBCXX_USE_NL_LANGINFO_L 1
1736 
1737 /* Define if pthreads_num_processors_np is available in <pthread.h>. */
1738 /* #undef _GLIBCXX_USE_PTHREADS_NUM_PROCESSORS_NP */
1739 
1740 /* Define if pthread_cond_clockwait is available in <pthread.h>. */
1741 /* #undef _GLIBCXX_USE_PTHREAD_COND_CLOCKWAIT */
1742 
1743 /* Define if pthread_mutex_clocklock is available in <pthread.h>. */
1744 /* #undef _GLIBCXX_USE_PTHREAD_MUTEX_CLOCKLOCK */
1745 
1746 /* Define if pthread_rwlock_clockrdlock and pthread_rwlock_clockwrlock are
1747  available in <pthread.h>. */
1748 /* #undef _GLIBCXX_USE_PTHREAD_RWLOCK_CLOCKLOCK */
1749 
1750 /* Define if POSIX read/write locks are available in <gthr.h>. */
1751 #define _GLIBCXX_USE_PTHREAD_RWLOCK_T 1
1752 
1753 /* Define if /dev/random and /dev/urandom are available for the random_device
1754  of TR1 (Chapter 5.1). */
1755 #define _GLIBCXX_USE_RANDOM_TR1 1
1756 
1757 /* Define if usable realpath is available in <stdlib.h>. */
1758 #define _GLIBCXX_USE_REALPATH 1
1759 
1760 /* Defined if sched_yield is available. */
1761 #define _GLIBCXX_USE_SCHED_YIELD 1
1762 
1763 /* Define if _SC_NPROCESSORS_ONLN is available in <unistd.h>. */
1764 #define _GLIBCXX_USE_SC_NPROCESSORS_ONLN 1
1765 
1766 /* Define if _SC_NPROC_ONLN is available in <unistd.h>. */
1767 /* #undef _GLIBCXX_USE_SC_NPROC_ONLN */
1768 
1769 /* Define if sendfile is available in <sys/sendfile.h>. */
1770 #define _GLIBCXX_USE_SENDFILE 1
1771 
1772 /* Define to restrict std::__basic_file<> to stdio APIs. */
1773 /* #undef _GLIBCXX_USE_STDIO_PURE */
1774 
1775 /* Define if struct stat has timespec members. */
1776 #define _GLIBCXX_USE_ST_MTIM 1
1777 
1778 /* Define if sysctl(), CTL_HW and HW_NCPU are available in <sys/sysctl.h>. */
1779 /* #undef _GLIBCXX_USE_SYSCTL_HW_NCPU */
1780 
1781 /* Define if obsolescent tmpnam is available in <stdio.h>. */
1782 #define _GLIBCXX_USE_TMPNAM 1
1783 
1784 /* Define if c8rtomb and mbrtoc8 functions in <uchar.h> should be imported
1785  into namespace std in <cuchar> for C++20. */
1786 /* #undef _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_CXX20 */
1787 
1788 /* Define if c8rtomb and mbrtoc8 functions in <uchar.h> should be imported
1789  into namespace std in <cuchar> for -fchar8_t. */
1790 /* #undef _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_FCHAR8_T */
1791 
1792 /* Define if utime is available in <utime.h>. */
1793 #define _GLIBCXX_USE_UTIME 1
1794 
1795 /* Define if utimensat and UTIME_OMIT are available in <sys/stat.h> and
1796  AT_FDCWD in <fcntl.h>. */
1797 #define _GLIBCXX_USE_UTIMENSAT 1
1798 
1799 /* Define if code specialized for wchar_t should be used. */
1800 #define _GLIBCXX_USE_WCHAR_T 1
1801 
1802 /* Defined if Sleep exists. */
1803 /* #undef _GLIBCXX_USE_WIN32_SLEEP */
1804 
1805 /* Define if _get_osfhandle should be used for filebuf::native_handle(). */
1806 /* #undef _GLIBCXX_USE__GET_OSFHANDLE */
1807 
1808 /* Define to 1 if a verbose library is built, or 0 otherwise. */
1809 #define _GLIBCXX_VERBOSE 1
1810 
1811 /* Defined if as can handle rdrand. */
1812 #define _GLIBCXX_X86_RDRAND 1
1813 
1814 /* Defined if as can handle rdseed. */
1815 #define _GLIBCXX_X86_RDSEED 1
1816 
1817 /* Define if a directory should be searched for tzdata files. */
1818 #define _GLIBCXX_ZONEINFO_DIR "/usr/share/zoneinfo"
1819 
1820 /* Define to 1 if mutex_timedlock is available. */
1821 #define _GTHREAD_USE_MUTEX_TIMEDLOCK 1
1822 
1823 /* Define for large files, on AIX-style hosts. */
1824 /* #undef _GLIBCXX_LARGE_FILES */
1825 
1826 /* Define if all C++11 floating point overloads are available in <math.h>. */
1827 #if __cplusplus >= 201103L
1828 /* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_FP */
1829 #endif
1830 
1831 /* Define if all C++11 integral type overloads are available in <math.h>. */
1832 #if __cplusplus >= 201103L
1833 /* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_INT */
1834 #endif
1835 
1836 #endif // _GLIBCXX_CXX_CONFIG_H
ISO C++ entities toplevel namespace is std.
void terminate() noexcept
GNU extensions for public use.