libstdc++
c++config.h
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1 // Predefined symbols and macros -*- C++ -*-
2 
3 // Copyright (C) 1997-2026 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 #ifdef _GLIBCXX_SYSHDR
34 #pragma GCC system_header
35 #endif
36 
37 #pragma GCC diagnostic push
38 #pragma GCC diagnostic ignored "-Wvariadic-macros"
39 #if __cplusplus
40 #pragma GCC diagnostic ignored "-Wc++11-extensions"
41 #pragma GCC diagnostic ignored "-Wc++23-extensions" // bf16
42 #endif
43 
44 // The major release number for the GCC release the C++ library belongs to.
45 #define _GLIBCXX_RELEASE 16
46 
47 // The datestamp of the C++ library in compressed ISO date format.
48 #undef __GLIBCXX__ /* The testsuite defines it to 99999999 to block PCH. */
49 #define __GLIBCXX__ 20260315
50 
51 // Macros for various attributes.
52 // _GLIBCXX_PURE
53 // _GLIBCXX_CONST
54 // _GLIBCXX_NORETURN
55 // _GLIBCXX_NOTHROW
56 // _GLIBCXX_VISIBILITY
57 #ifndef _GLIBCXX_PURE
58 # define _GLIBCXX_PURE __attribute__ ((__pure__))
59 #endif
60 
61 #ifndef _GLIBCXX_CONST
62 # define _GLIBCXX_CONST __attribute__ ((__const__))
63 #endif
64 
65 #ifndef _GLIBCXX_NORETURN
66 # define _GLIBCXX_NORETURN __attribute__ ((__noreturn__))
67 #endif
68 
69 // See below for C++
70 #ifndef _GLIBCXX_NOTHROW
71 # ifndef __cplusplus
72 # define _GLIBCXX_NOTHROW __attribute__((__nothrow__))
73 # endif
74 #endif
75 
76 // Macros for visibility attributes.
77 // _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY
78 // _GLIBCXX_VISIBILITY
79 # define _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY 1
80 
81 #if _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY
82 # define _GLIBCXX_VISIBILITY(V) __attribute__ ((__visibility__ (#V)))
83 #else
84 // If this is not supplied by the OS-specific or CPU-specific
85 // headers included below, it will be defined to an empty default.
86 # define _GLIBCXX_VISIBILITY(V) _GLIBCXX_PSEUDO_VISIBILITY(V)
87 #endif
88 
89 // Macros for deprecated attributes.
90 // _GLIBCXX_USE_DEPRECATED
91 // _GLIBCXX_DEPRECATED
92 // _GLIBCXX_DEPRECATED_SUGGEST( string-literal )
93 // _GLIBCXX11_DEPRECATED
94 // _GLIBCXX11_DEPRECATED_SUGGEST( string-literal )
95 // _GLIBCXX14_DEPRECATED
96 // _GLIBCXX14_DEPRECATED_SUGGEST( string-literal )
97 // _GLIBCXX17_DEPRECATED
98 // _GLIBCXX17_DEPRECATED_SUGGEST( string-literal )
99 // _GLIBCXX20_DEPRECATED
100 // _GLIBCXX20_DEPRECATED_SUGGEST( string-literal )
101 // _GLIBCXX23_DEPRECATED
102 // _GLIBCXX23_DEPRECATED_SUGGEST( string-literal )
103 // _GLIBCXX26_DEPRECATED
104 // _GLIBCXX26_DEPRECATED_SUGGEST( string-literal )
105 #ifndef _GLIBCXX_USE_DEPRECATED
106 # define _GLIBCXX_USE_DEPRECATED 1
107 #endif
108 
109 #if defined(__DEPRECATED)
110 # define _GLIBCXX_DEPRECATED __attribute__ ((__deprecated__))
111 # define _GLIBCXX_DEPRECATED_SUGGEST(ALT) \
112  __attribute__ ((__deprecated__ ("use '" ALT "' instead")))
113 #else
114 # define _GLIBCXX_DEPRECATED
115 # define _GLIBCXX_DEPRECATED_SUGGEST(ALT)
116 #endif
117 
118 #if defined(__DEPRECATED) && (__cplusplus >= 201103L)
119 # define _GLIBCXX11_DEPRECATED _GLIBCXX_DEPRECATED
120 # define _GLIBCXX11_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
121 #else
122 # define _GLIBCXX11_DEPRECATED
123 # define _GLIBCXX11_DEPRECATED_SUGGEST(ALT)
124 #endif
125 
126 #if defined(__DEPRECATED) && (__cplusplus >= 201402L)
127 # define _GLIBCXX14_DEPRECATED _GLIBCXX_DEPRECATED
128 # define _GLIBCXX14_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
129 #else
130 # define _GLIBCXX14_DEPRECATED
131 # define _GLIBCXX14_DEPRECATED_SUGGEST(ALT)
132 #endif
133 
134 #if defined(__DEPRECATED) && (__cplusplus >= 201703L)
135 # define _GLIBCXX17_DEPRECATED [[__deprecated__]]
136 # define _GLIBCXX17_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
137 #else
138 # define _GLIBCXX17_DEPRECATED
139 # define _GLIBCXX17_DEPRECATED_SUGGEST(ALT)
140 #endif
141 
142 #if defined(__DEPRECATED) && (__cplusplus >= 202002L)
143 # define _GLIBCXX20_DEPRECATED [[__deprecated__]]
144 # define _GLIBCXX20_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
145 #else
146 # define _GLIBCXX20_DEPRECATED
147 # define _GLIBCXX20_DEPRECATED_SUGGEST(ALT)
148 #endif
149 
150 #if defined(__DEPRECATED) && (__cplusplus >= 202100L)
151 # define _GLIBCXX23_DEPRECATED [[__deprecated__]]
152 # define _GLIBCXX23_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
153 #else
154 # define _GLIBCXX23_DEPRECATED
155 # define _GLIBCXX23_DEPRECATED_SUGGEST(ALT)
156 #endif
157 
158 #if defined(__DEPRECATED) && (__cplusplus >= 202400L)
159 # define _GLIBCXX26_DEPRECATED [[__deprecated__]]
160 # define _GLIBCXX26_DEPRECATED_SUGGEST(ALT) _GLIBCXX_DEPRECATED_SUGGEST(ALT)
161 #else
162 # define _GLIBCXX26_DEPRECATED
163 # define _GLIBCXX26_DEPRECATED_SUGGEST(ALT)
164 #endif
165 
166 // Macros for ABI tag attributes.
167 #ifndef _GLIBCXX_ABI_TAG_CXX11
168 # define _GLIBCXX_ABI_TAG_CXX11 __attribute ((__abi_tag__ ("cxx11")))
169 #endif
170 
171 // Macro to warn about unused results.
172 #if __cplusplus >= 201103L
173 # define _GLIBCXX_NODISCARD [[__nodiscard__]]
174 #else
175 # define _GLIBCXX_NODISCARD
176 #endif
177 
178 
179 
180 #if __cplusplus
181 
182 // Macro for constexpr, to support in mixed 03/0x mode.
183 #ifndef _GLIBCXX_CONSTEXPR
184 # if __cplusplus >= 201103L
185 # define _GLIBCXX_CONSTEXPR constexpr
186 # define _GLIBCXX_USE_CONSTEXPR constexpr
187 # else
188 # define _GLIBCXX_CONSTEXPR
189 # define _GLIBCXX_USE_CONSTEXPR const
190 # endif
191 #endif
192 
193 #ifndef _GLIBCXX14_CONSTEXPR
194 # if __cplusplus >= 201402L
195 # define _GLIBCXX14_CONSTEXPR constexpr
196 # else
197 # define _GLIBCXX14_CONSTEXPR
198 # endif
199 #endif
200 
201 #ifndef _GLIBCXX17_CONSTEXPR
202 # if __cplusplus >= 201703L
203 # define _GLIBCXX17_CONSTEXPR constexpr
204 # else
205 # define _GLIBCXX17_CONSTEXPR
206 # endif
207 #endif
208 
209 #ifndef _GLIBCXX20_CONSTEXPR
210 # if __cplusplus >= 202002L
211 # define _GLIBCXX20_CONSTEXPR constexpr
212 # else
213 # define _GLIBCXX20_CONSTEXPR
214 # endif
215 #endif
216 
217 #ifndef _GLIBCXX23_CONSTEXPR
218 # if __cplusplus >= 202100L
219 # define _GLIBCXX23_CONSTEXPR constexpr
220 # else
221 # define _GLIBCXX23_CONSTEXPR
222 # endif
223 #endif
224 
225 #ifndef _GLIBCXX26_CONSTEXPR
226 # if __cplusplus >= 202400L
227 # define _GLIBCXX26_CONSTEXPR constexpr
228 # else
229 # define _GLIBCXX26_CONSTEXPR
230 # endif
231 #endif
232 
233 #ifndef _GLIBCXX17_INLINE
234 # if __cplusplus >= 201703L
235 # define _GLIBCXX17_INLINE inline
236 # else
237 # define _GLIBCXX17_INLINE
238 # endif
239 #endif
240 
241 // Macro for noexcept, to support in mixed 03/0x mode.
242 #ifndef _GLIBCXX_NOEXCEPT
243 # if __cplusplus >= 201103L
244 # define _GLIBCXX_NOEXCEPT noexcept
245 # define _GLIBCXX_NOEXCEPT_IF(...) noexcept(__VA_ARGS__)
246 # define _GLIBCXX_USE_NOEXCEPT noexcept
247 # define _GLIBCXX_THROW(_EXC)
248 # else
249 # define _GLIBCXX_NOEXCEPT
250 # define _GLIBCXX_NOEXCEPT_IF(...)
251 # define _GLIBCXX_USE_NOEXCEPT throw()
252 # define _GLIBCXX_THROW(_EXC) throw(_EXC)
253 # endif
254 #endif
255 
256 #ifndef _GLIBCXX_NOTHROW
257 # define _GLIBCXX_NOTHROW _GLIBCXX_USE_NOEXCEPT
258 #endif
259 
260 #ifndef _GLIBCXX_THROW_OR_ABORT
261 # if __cpp_exceptions
262 # define _GLIBCXX_THROW_OR_ABORT(_EXC) (throw (_EXC))
263 # else
264 # define _GLIBCXX_THROW_OR_ABORT(_EXC) (__builtin_abort(), (void)(_EXC))
265 # endif
266 #endif
267 
268 #if __cpp_noexcept_function_type
269 #define _GLIBCXX_NOEXCEPT_PARM , bool _NE
270 #define _GLIBCXX_NOEXCEPT_QUAL noexcept (_NE)
271 #else
272 #define _GLIBCXX_NOEXCEPT_PARM
273 #define _GLIBCXX_NOEXCEPT_QUAL
274 #endif
275 
276 #if __cpp_auto_cast
277 # define _GLIBCXX_AUTO_CAST(X) auto(X)
278 #else
279 # define _GLIBCXX_AUTO_CAST(X) ::std::__decay_t<decltype((X))>(X)
280 #endif
281 
282 // Macro for extern template, ie controlling template linkage via use
283 // of extern keyword on template declaration. As documented in the g++
284 // manual, it inhibits all implicit instantiations and is used
285 // throughout the library to avoid multiple weak definitions for
286 // required types that are already explicitly instantiated in the
287 // library binary. This substantially reduces the binary size of
288 // resulting executables.
289 // Special case: _GLIBCXX_EXTERN_TEMPLATE == -1 disallows extern
290 // templates only in basic_string, thus activating its debug-mode
291 // checks even at -O0.
292 # define _GLIBCXX_EXTERN_TEMPLATE 1
293 
294 /*
295  Outline of libstdc++ namespaces.
296 
297  namespace std
298  {
299  namespace __debug { }
300  namespace __parallel { }
301  namespace __cxx1998 { }
302 
303  namespace __detail {
304  namespace __variant { } // C++17
305  }
306 
307  namespace rel_ops { }
308 
309  namespace tr1
310  {
311  namespace placeholders { }
312  namespace regex_constants { }
313  namespace __detail { }
314  }
315 
316  namespace tr2 { }
317 
318  namespace decimal { }
319 
320  namespace chrono { } // C++11
321  namespace placeholders { } // C++11
322  namespace regex_constants { } // C++11
323  namespace this_thread { } // C++11
324  inline namespace literals { // C++14
325  inline namespace chrono_literals { } // C++14
326  inline namespace complex_literals { } // C++14
327  inline namespace string_literals { } // C++14
328  inline namespace string_view_literals { } // C++17
329  }
330  }
331 
332  namespace abi { }
333 
334  namespace __gnu_cxx
335  {
336  namespace __detail { }
337  }
338 
339  For full details see:
340  http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/namespaces.html
341 */
342 namespace std
343 {
344  typedef __SIZE_TYPE__ size_t;
345  typedef __PTRDIFF_TYPE__ ptrdiff_t;
346 
347 #if __cplusplus >= 201103L
348  typedef decltype(nullptr) nullptr_t;
349 #endif
350 
351 #pragma GCC visibility push(default)
352  // This allows the library to terminate without including all of <exception>
353  // and without making the declaration of std::terminate visible to users.
354  extern "C++" __attribute__ ((__noreturn__, __always_inline__))
355  inline void __terminate() _GLIBCXX_USE_NOEXCEPT
356  {
357  void terminate() _GLIBCXX_USE_NOEXCEPT __attribute__ ((__noreturn__,__cold__));
358  terminate();
359  }
360 #pragma GCC visibility pop
361 }
362 
363 # define _GLIBCXX_USE_DUAL_ABI 1
364 
365 #if ! _GLIBCXX_USE_DUAL_ABI
366 // Ignore any pre-defined value of _GLIBCXX_USE_CXX11_ABI
367 # undef _GLIBCXX_USE_CXX11_ABI
368 #endif
369 
370 #ifndef _GLIBCXX_USE_CXX11_ABI
371 # define _GLIBCXX_USE_CXX11_ABI 1
372 #endif
373 
374 #if _GLIBCXX_USE_CXX11_ABI
375 namespace std
376 {
377  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
378 }
379 namespace __gnu_cxx
380 {
381  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
382 }
383 # define _GLIBCXX_NAMESPACE_CXX11 __cxx11::
384 # define _GLIBCXX_BEGIN_NAMESPACE_CXX11 namespace __cxx11 {
385 # define _GLIBCXX_END_NAMESPACE_CXX11 }
386 # define _GLIBCXX_DEFAULT_ABI_TAG _GLIBCXX_ABI_TAG_CXX11
387 #else
388 # define _GLIBCXX_NAMESPACE_CXX11
389 # define _GLIBCXX_BEGIN_NAMESPACE_CXX11
390 # define _GLIBCXX_END_NAMESPACE_CXX11
391 # define _GLIBCXX_DEFAULT_ABI_TAG
392 #endif
393 
394 // Non-zero if inline namespaces are used for versioning the entire library.
395 # define _GLIBCXX_INLINE_VERSION 0
396 
397 #if _GLIBCXX_INLINE_VERSION
398 // Inline namespace for symbol versioning of (nearly) everything in std.
399 # define _GLIBCXX_BEGIN_NAMESPACE_VERSION namespace __8 {
400 # define _GLIBCXX_END_NAMESPACE_VERSION }
401 // Unused when everything in std is versioned anyway.
402 # define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X)
403 # define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X)
404 
405 namespace std
406 {
407 inline _GLIBCXX_BEGIN_NAMESPACE_VERSION
408 #if __cplusplus >= 201402L
409  inline namespace literals {
410  inline namespace chrono_literals { }
411  inline namespace complex_literals { }
412  inline namespace string_literals { }
413 #if __cplusplus > 201402L
414  inline namespace string_view_literals { }
415 #endif // C++17
416  }
417 #endif // C++14
418 _GLIBCXX_END_NAMESPACE_VERSION
419 }
420 
421 namespace __gnu_cxx
422 {
423 inline _GLIBCXX_BEGIN_NAMESPACE_VERSION
424 _GLIBCXX_END_NAMESPACE_VERSION
425 }
426 
427 #else
428 // Unused.
429 # define _GLIBCXX_BEGIN_NAMESPACE_VERSION
430 # define _GLIBCXX_END_NAMESPACE_VERSION
431 // Used to version individual components, e.g. std::_V2::error_category.
432 # define _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(X) inline namespace X {
433 # define _GLIBCXX_END_INLINE_ABI_NAMESPACE(X) } // inline namespace X
434 #endif
435 
436 // In the case that we don't have a hosted environment, we can't provide the
437 // debugging mode. Instead, we do our best and downgrade to assertions.
438 #if defined(_GLIBCXX_DEBUG) && !__STDC_HOSTED__
439 #undef _GLIBCXX_DEBUG
440 #define _GLIBCXX_ASSERTIONS 1
441 #endif
442 
443 // Inline namespaces for special modes: debug, parallel.
444 #if defined(_GLIBCXX_DEBUG) || defined(_GLIBCXX_PARALLEL)
445 namespace std
446 {
447 _GLIBCXX_BEGIN_NAMESPACE_VERSION
448 
449  // Non-inline namespace for components replaced by alternates in active mode.
450  namespace __cxx1998
451  {
452 # if _GLIBCXX_USE_CXX11_ABI
453  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
454 # endif
455  }
456 
457 _GLIBCXX_END_NAMESPACE_VERSION
458 
459  // Inline namespace for debug mode.
460 # ifdef _GLIBCXX_DEBUG
461  inline namespace __debug { }
462 # endif
463 
464  // Inline namespaces for parallel mode.
465 # ifdef _GLIBCXX_PARALLEL
466  inline namespace __parallel { }
467 # endif
468 }
469 
470 // Check for invalid usage and unsupported mixed-mode use.
471 # if defined(_GLIBCXX_DEBUG) && defined(_GLIBCXX_PARALLEL)
472 # error illegal use of multiple inlined namespaces
473 # endif
474 
475 // Check for invalid use due to lack for weak symbols.
476 # if __NO_INLINE__ && !__GXX_WEAK__
477 # warning currently using inlined namespace mode which may fail \
478  without inlining due to lack of weak symbols
479 # endif
480 #endif
481 
482 // Macros for namespace scope. Either namespace std:: or the name
483 // of some nested namespace within it corresponding to the active mode.
484 // _GLIBCXX_STD_A
485 // _GLIBCXX_STD_C
486 //
487 // Macros for opening/closing conditional namespaces.
488 // _GLIBCXX_BEGIN_NAMESPACE_ALGO
489 // _GLIBCXX_END_NAMESPACE_ALGO
490 // _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
491 // _GLIBCXX_END_NAMESPACE_CONTAINER
492 #if defined(_GLIBCXX_DEBUG)
493 # define _GLIBCXX_STD_C __cxx1998
494 # define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER \
495  namespace _GLIBCXX_STD_C {
496 # define _GLIBCXX_END_NAMESPACE_CONTAINER }
497 #else
498 # define _GLIBCXX_STD_C std
499 # define _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
500 # define _GLIBCXX_END_NAMESPACE_CONTAINER
501 #endif
502 
503 #ifdef _GLIBCXX_PARALLEL
504 # define _GLIBCXX_STD_A __cxx1998
505 # define _GLIBCXX_BEGIN_NAMESPACE_ALGO \
506  namespace _GLIBCXX_STD_A {
507 # define _GLIBCXX_END_NAMESPACE_ALGO }
508 #else
509 # define _GLIBCXX_STD_A std
510 # define _GLIBCXX_BEGIN_NAMESPACE_ALGO
511 # define _GLIBCXX_END_NAMESPACE_ALGO
512 #endif
513 
514 // GLIBCXX_ABI Deprecated
515 // Define if compatibility should be provided for -mlong-double-64.
516 #undef _GLIBCXX_LONG_DOUBLE_COMPAT
517 
518 // Use an alternate macro to test for clang, so as to provide an easy
519 // workaround for systems (such as vxworks) whose headers require
520 // __clang__ to be defined, even when compiling with GCC.
521 #if !defined _GLIBCXX_CLANG && defined __clang__
522 # define _GLIBCXX_CLANG __clang__
523 // Turn -D_GLIBCXX_CLANG=0 into -U_GLIBCXX_CLANG, so that
524 // _GLIBCXX_CLANG can be tested as defined, just like __clang__.
525 #elif !_GLIBCXX_CLANG
526 # undef _GLIBCXX_CLANG
527 #endif
528 
529 // Define if compatibility should be provided for alternative 128-bit long
530 // double formats. Not possible for Clang until __ibm128 is supported.
531 #ifndef _GLIBCXX_CLANG
532 #undef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT
533 #endif
534 
535 // Inline namespaces for long double 128 modes.
536 #if defined _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT \
537  && defined __LONG_DOUBLE_IEEE128__
538 namespace std
539 {
540  // Namespaces for 128-bit IEEE long double format on 64-bit POWER LE.
541  inline namespace __gnu_cxx_ieee128 { }
542  inline namespace __gnu_cxx11_ieee128 { }
543 }
544 # define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ieee128::
545 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ieee128 {
546 # define _GLIBCXX_END_NAMESPACE_LDBL }
547 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 __gnu_cxx11_ieee128::
548 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 namespace __gnu_cxx11_ieee128 {
549 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 }
550 
551 #else // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128
552 
553 #if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__
554 namespace std
555 {
556  inline namespace __gnu_cxx_ldbl128 { }
557 }
558 # define _GLIBCXX_NAMESPACE_LDBL __gnu_cxx_ldbl128::
559 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL namespace __gnu_cxx_ldbl128 {
560 # define _GLIBCXX_END_NAMESPACE_LDBL }
561 #else
562 # define _GLIBCXX_NAMESPACE_LDBL
563 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL
564 # define _GLIBCXX_END_NAMESPACE_LDBL
565 #endif
566 
567 #if _GLIBCXX_USE_CXX11_ABI
568 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_CXX11
569 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_CXX11
570 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_CXX11
571 #else
572 # define _GLIBCXX_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_NAMESPACE_LDBL
573 # define _GLIBCXX_BEGIN_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_BEGIN_NAMESPACE_LDBL
574 # define _GLIBCXX_END_NAMESPACE_LDBL_OR_CXX11 _GLIBCXX_END_NAMESPACE_LDBL
575 #endif
576 
577 #endif // _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT && IEEE128
578 
579 namespace std
580 {
581 #pragma GCC visibility push(default)
582  // Internal version of std::is_constant_evaluated().
583  // This can be used without checking if the compiler supports the feature.
584  // The macro _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED can be used to check if
585  // the compiler support is present to make this function work as expected.
586  __attribute__((__always_inline__))
587  _GLIBCXX_CONSTEXPR inline bool
588  __is_constant_evaluated() _GLIBCXX_NOEXCEPT
589  {
590 #if __cpp_if_consteval >= 202106L
591 # define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1
592  if consteval { return true; } else { return false; }
593 #elif __cplusplus >= 201103L && __has_builtin(__builtin_is_constant_evaluated)
594 # define _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED 1
595  return __builtin_is_constant_evaluated();
596 #else
597  return false;
598 #endif
599  }
600 #pragma GCC visibility pop
601 }
602 
603 #ifndef _GLIBCXX_ASSERTIONS
604 # if defined(_GLIBCXX_DEBUG)
605 // Debug Mode implies checking assertions.
606 # define _GLIBCXX_ASSERTIONS 1
607 # elif ! defined(__OPTIMIZE__) && ! defined(_GLIBCXX_NO_ASSERTIONS)
608 // Enable assertions for unoptimized builds.
609 # define _GLIBCXX_ASSERTIONS 1
610 # endif
611 #endif
612 
613 // Disable std::string explicit instantiation declarations in order to assert.
614 #ifdef _GLIBCXX_ASSERTIONS
615 # undef _GLIBCXX_EXTERN_TEMPLATE
616 # define _GLIBCXX_EXTERN_TEMPLATE -1
617 #endif
618 
619 #define _GLIBCXX_VERBOSE_ASSERT 1
620 
621 // Assert.
622 #ifdef _GLIBCXX_VERBOSE_ASSERT
623 namespace std
624 {
625 #pragma GCC visibility push(default)
626  // Don't use <cassert> because this should be unaffected by NDEBUG.
627  extern "C++" _GLIBCXX_NORETURN __attribute__((__cold__))
628  void
629  __glibcxx_assert_fail /* Called when a precondition violation is detected. */
630  (const char* __file, int __line, const char* __function,
631  const char* __condition)
632  _GLIBCXX_NOEXCEPT;
633 #pragma GCC visibility pop
634 }
635 # define _GLIBCXX_ASSERT_FAIL(_Condition) \
636  std::__glibcxx_assert_fail(__FILE__, __LINE__, __PRETTY_FUNCTION__, \
637  #_Condition)
638 #else // ! VERBOSE_ASSERT
639 # define _GLIBCXX_ASSERT_FAIL(_Condition) __builtin_abort()
640 #endif
641 
642 #if defined(_GLIBCXX_ASSERTIONS)
643 // When _GLIBCXX_ASSERTIONS is defined we enable runtime assertion checks.
644 // These checks will also be done during constant evaluation.
645 # define __glibcxx_assert(cond) \
646  do { \
647  if (__builtin_expect(!bool(cond), false)) \
648  _GLIBCXX_ASSERT_FAIL(cond); \
649  } while (false)
650 #elif _GLIBCXX_HAVE_IS_CONSTANT_EVALUATED
651 // _GLIBCXX_ASSERTIONS is not defined, so assertions checks are only enabled
652 // during constant evaluation. This ensures we diagnose undefined behaviour
653 // in constant expressions.
654 namespace std
655 {
656  __attribute__((__always_inline__,__visibility__("default")))
657  inline void
658  __glibcxx_assert_fail()
659  { }
660 }
661 # define __glibcxx_assert(cond) \
662  do { \
663  if (std::__is_constant_evaluated() && !bool(cond)) \
664  std::__glibcxx_assert_fail(); \
665  } while (false)
666 #else
667 // _GLIBCXX_ASSERTIONS is not defined and __is_constant_evaluated() doesn't
668 // work so don't check any assertions.
669 # define __glibcxx_assert(cond)
670 #endif
671 
672 // Macro indicating that TSAN is in use.
673 #if __SANITIZE_THREAD__
674 # define _GLIBCXX_TSAN 1
675 #elif defined __has_feature
676 # if __has_feature(thread_sanitizer)
677 # define _GLIBCXX_TSAN 1
678 # endif
679 #endif
680 
681 // Macros for race detectors.
682 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A) and
683 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A) should be used to explain
684 // atomic (lock-free) synchronization to race detectors:
685 // the race detector will infer a happens-before arc from the former to the
686 // latter when they share the same argument pointer.
687 //
688 // The most frequent use case for these macros (and the only case in the
689 // current implementation of the library) is atomic reference counting:
690 // void _M_remove_reference()
691 // {
692 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&this->_M_refcount);
693 // if (__gnu_cxx::__exchange_and_add_dispatch(&this->_M_refcount, -1) <= 0)
694 // {
695 // _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&this->_M_refcount);
696 // _M_destroy(__a);
697 // }
698 // }
699 // The annotations in this example tell the race detector that all memory
700 // accesses occurred when the refcount was positive do not race with
701 // memory accesses which occurred after the refcount became zero.
702 #ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE
703 # define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(A)
704 #endif
705 #ifndef _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER
706 # define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(A)
707 #endif
708 
709 // Macros for C linkage: define extern "C" linkage only when using C++.
710 # define _GLIBCXX_BEGIN_EXTERN_C extern "C" {
711 # define _GLIBCXX_END_EXTERN_C }
712 
713 # define _GLIBCXX_USE_ALLOCATOR_NEW 1
714 
715 #ifdef __SIZEOF_INT128__
716 #if ! defined __GLIBCXX_TYPE_INT_N_0 && ! defined __STRICT_ANSI__
717 // If __int128 is supported, we expect __GLIBCXX_TYPE_INT_N_0 to be defined
718 // unless the compiler is in strict mode. If it's not defined and the strict
719 // macro is not defined, something is wrong.
720 #warning "__STRICT_ANSI__ seems to have been undefined; this is not supported"
721 #endif
722 #endif
723 
724 #else // !__cplusplus
725 # define _GLIBCXX_BEGIN_EXTERN_C
726 # define _GLIBCXX_END_EXTERN_C
727 #endif
728 
729 
730 // First includes.
731 
732 // Pick up any OS-specific definitions.
733 #include <bits/os_defines.h>
734 
735 // Pick up any CPU-specific definitions.
736 #include <bits/cpu_defines.h>
737 
738 // If platform uses neither visibility nor psuedo-visibility,
739 // specify empty default for namespace annotation macros.
740 #ifndef _GLIBCXX_PSEUDO_VISIBILITY
741 # define _GLIBCXX_PSEUDO_VISIBILITY(V)
742 #endif
743 
744 // Certain function definitions that are meant to be overridable from
745 // user code are decorated with this macro. For some targets, this
746 // macro causes these definitions to be weak.
747 #ifndef _GLIBCXX_WEAK_DEFINITION
748 # define _GLIBCXX_WEAK_DEFINITION
749 #endif
750 
751 // By default, we assume that __GXX_WEAK__ also means that there is support
752 // for declaring functions as weak while not defining such functions. This
753 // allows for referring to functions provided by other libraries (e.g.,
754 // libitm) without depending on them if the respective features are not used.
755 #ifndef _GLIBCXX_USE_WEAK_REF
756 # define _GLIBCXX_USE_WEAK_REF __GXX_WEAK__
757 #endif
758 
759 // Conditionally enable annotations for the Transactional Memory TS on C++11.
760 // Most of the following conditions are due to limitations in the current
761 // implementation.
762 #if __cplusplus >= 201103L && _GLIBCXX_USE_CXX11_ABI \
763  && _GLIBCXX_USE_DUAL_ABI && __cpp_transactional_memory >= 201500L \
764  && !_GLIBCXX_FULLY_DYNAMIC_STRING && _GLIBCXX_USE_WEAK_REF \
765  && _GLIBCXX_USE_ALLOCATOR_NEW
766 #define _GLIBCXX_TXN_SAFE transaction_safe
767 #define _GLIBCXX_TXN_SAFE_DYN transaction_safe_dynamic
768 #else
769 #define _GLIBCXX_TXN_SAFE
770 #define _GLIBCXX_TXN_SAFE_DYN
771 #endif
772 
773 #if __cplusplus > 201402L
774 // In C++17 mathematical special functions are in namespace std.
775 # define _GLIBCXX_USE_STD_SPEC_FUNCS 1
776 #elif __cplusplus >= 201103L && __STDCPP_WANT_MATH_SPEC_FUNCS__ != 0
777 // For C++11 and C++14 they are in namespace std when requested.
778 # define _GLIBCXX_USE_STD_SPEC_FUNCS 1
779 #endif
780 
781 // The remainder of the prewritten config is automatic; all the
782 // user hooks are listed above.
783 
784 // Create a boolean flag to be used to determine if --fast-math is set.
785 #ifdef __FAST_MATH__
786 # define _GLIBCXX_FAST_MATH 1
787 #else
788 # define _GLIBCXX_FAST_MATH 0
789 #endif
790 
791 // This marks string literals in header files to be extracted for eventual
792 // translation. It is primarily used for messages in thrown exceptions; see
793 // src/functexcept.cc. We use __N because the more traditional _N is used
794 // for something else under certain OSes (see BADNAMES).
795 #define __N(msgid) (msgid)
796 
797 // For example, <windows.h> is known to #define min and max as macros...
798 #undef min
799 #undef max
800 
801 // N.B. these _GLIBCXX_USE_C99_XXX macros are defined unconditionally
802 // so they should be tested with #if not with #ifdef.
803 #if __cplusplus >= 201103L
804 # ifndef _GLIBCXX_USE_C99_MATH
805 # define _GLIBCXX_USE_C99_MATH _GLIBCXX11_USE_C99_MATH
806 # endif
807 # ifndef _GLIBCXX_USE_C99_COMPLEX
808 # define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX11_USE_C99_COMPLEX
809 # endif
810 # ifndef _GLIBCXX_USE_C99_STDIO
811 # define _GLIBCXX_USE_C99_STDIO _GLIBCXX11_USE_C99_STDIO
812 # endif
813 # ifndef _GLIBCXX_USE_C99_STDLIB
814 # define _GLIBCXX_USE_C99_STDLIB _GLIBCXX11_USE_C99_STDLIB
815 # endif
816 # ifndef _GLIBCXX_USE_C99_WCHAR
817 # define _GLIBCXX_USE_C99_WCHAR _GLIBCXX11_USE_C99_WCHAR
818 # endif
819 #else
820 # ifndef _GLIBCXX_USE_C99_MATH
821 # define _GLIBCXX_USE_C99_MATH _GLIBCXX98_USE_C99_MATH
822 # endif
823 # ifndef _GLIBCXX_USE_C99_COMPLEX
824 # define _GLIBCXX_USE_C99_COMPLEX _GLIBCXX98_USE_C99_COMPLEX
825 # endif
826 # ifndef _GLIBCXX_USE_C99_STDIO
827 # define _GLIBCXX_USE_C99_STDIO _GLIBCXX98_USE_C99_STDIO
828 # endif
829 # ifndef _GLIBCXX_USE_C99_STDLIB
830 # define _GLIBCXX_USE_C99_STDLIB _GLIBCXX98_USE_C99_STDLIB
831 # endif
832 # ifndef _GLIBCXX_USE_C99_WCHAR
833 # define _GLIBCXX_USE_C99_WCHAR _GLIBCXX98_USE_C99_WCHAR
834 # endif
835 #endif
836 
837 // Unless explicitly specified, enable char8_t extensions only if the core
838 // language char8_t feature macro is defined.
839 #ifndef _GLIBCXX_USE_CHAR8_T
840 # ifdef __cpp_char8_t
841 # define _GLIBCXX_USE_CHAR8_T 1
842 # endif
843 #endif
844 #ifdef _GLIBCXX_USE_CHAR8_T
845 # define __cpp_lib_char8_t 201907L
846 #endif
847 
848 /* Define if __float128 is supported on this host. */
849 #if defined(__FLOAT128__) || defined(__SIZEOF_FLOAT128__)
850 /* For powerpc64 don't use __float128 when it's the same type as long double. */
851 # if !(defined(_GLIBCXX_LONG_DOUBLE_ALT128_COMPAT) && defined(__LONG_DOUBLE_IEEE128__))
852 # define _GLIBCXX_USE_FLOAT128 1
853 # endif
854 #endif
855 
856 #if __FLT_MANT_DIG__ == 24 \
857  && __FLT_MIN_EXP__ == -125 \
858  && __FLT_MAX_EXP__ == 128
859 // Define if float has the IEEE binary32 format.
860 # define _GLIBCXX_FLOAT_IS_IEEE_BINARY32 1
861 #endif
862 
863 #if __DBL_MANT_DIG__ == 53 \
864  && __DBL_MIN_EXP__ == -1021 \
865  && __DBL_MAX_EXP__ == 1024
866 // Define if double has the IEEE binary64 format.
867 # define _GLIBCXX_DOUBLE_IS_IEEE_BINARY64 1
868 #elif __FLT_MANT_DIG__ == 24 \
869  && __FLT_MIN_EXP__ == -125 \
870  && __FLT_MAX_EXP__ == 128
871 // Define if double has the IEEE binary32 format.
872 # define _GLIBCXX_DOUBLE_IS_IEEE_BINARY32 1
873 #endif
874 
875 #if __LDBL_MANT_DIG__ == 113 \
876  && __LDBL_MIN_EXP__ == -16381 \
877  && __LDBL_MAX_EXP__ == 16384
878 // Define if long double has the IEEE binary128 format.
879 # define _GLIBCXX_LDOUBLE_IS_IEEE_BINARY128 1
880 #elif __LDBL_MANT_DIG__ == 53 \
881  && __LDBL_MIN_EXP__ == -1021 \
882  && __LDBL_MAX_EXP__ == 1024
883 // Define if long double has the IEEE binary64 format.
884 # define _GLIBCXX_LDOUBLE_IS_IEEE_BINARY64 1
885 #elif __LDBL_MANT_DIG__ == 24 \
886  && __LDBL_MIN_EXP__ == -125 \
887  && __LDBL_MAX_EXP__ == 128
888 // Define if long double has the IEEE binary32 format.
889 # define _GLIBCXX_LDOUBLE_IS_IEEE_BINARY32 1
890 #endif
891 
892 #if defined __cplusplus && defined __BFLT16_DIG__
893 namespace __gnu_cxx
894 {
895  typedef __decltype(0.0bf16) __bfloat16_t;
896 }
897 #endif
898 
899 #ifdef __has_builtin
900 # ifdef __is_identifier
901 // Intel and older Clang require !__is_identifier for some built-ins:
902 # define _GLIBCXX_HAS_BUILTIN(B) (__has_builtin(B) || ! __is_identifier(B))
903 # else
904 # define _GLIBCXX_HAS_BUILTIN(B) __has_builtin(B)
905 # endif
906 #endif
907 
908 #if _GLIBCXX_HAS_BUILTIN(__has_unique_object_representations)
909 # define _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP 1
910 #endif
911 
912 #if _GLIBCXX_HAS_BUILTIN(__is_aggregate)
913 # define _GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE 1
914 #endif
915 
916 #if _GLIBCXX_HAS_BUILTIN(__builtin_launder)
917 # define _GLIBCXX_HAVE_BUILTIN_LAUNDER 1
918 #endif
919 
920 // Returns 1 if _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS is not defined and the
921 // compiler has a corresponding built-in type trait, 0 otherwise.
922 // _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS can be defined to disable the use of
923 // built-in traits.
924 #ifndef _GLIBCXX_DO_NOT_USE_BUILTIN_TRAITS
925 # define _GLIBCXX_USE_BUILTIN_TRAIT(BT) _GLIBCXX_HAS_BUILTIN(BT)
926 #else
927 # define _GLIBCXX_USE_BUILTIN_TRAIT(BT) 0
928 #endif
929 
930 // Whether deducing this is usable either officially, if in C++23 mode, or
931 // as an extension (Clang doesn't support the latter).
932 #if __cpp_explicit_this_parameter \
933  || (__cplusplus >= 201103L && __GNUC__ >= 14 && !defined(_GLIBCXX_CLANG))
934 # define _GLIBCXX_EXPLICIT_THIS_PARAMETER 202110L
935 #endif
936 
937 // Mark code that should be ignored by the compiler, but seen by Doxygen.
938 #define _GLIBCXX_DOXYGEN_ONLY(X)
939 
940 // PSTL configuration
941 
942 #if __cplusplus >= 201703L
943 // This header is not installed for freestanding:
944 #if __has_include(<pstl/pstl_config.h>)
945 // Preserved here so we have some idea which version of upstream we've pulled in
946 // #define PSTL_VERSION 9000
947 
948 // For now this defaults to being based on the presence of Thread Building Blocks
949 # ifndef _GLIBCXX_USE_TBB_PAR_BACKEND
950 # define _GLIBCXX_USE_TBB_PAR_BACKEND __has_include(<tbb/tbb.h>)
951 # endif
952 // This section will need some rework when a new (default) backend type is added
953 # if _GLIBCXX_USE_TBB_PAR_BACKEND
954 # define _PSTL_PAR_BACKEND_TBB
955 # else
956 # define _PSTL_PAR_BACKEND_SERIAL
957 # endif
958 
959 # define _PSTL_ASSERT(_Condition) __glibcxx_assert(_Condition)
960 # define _PSTL_ASSERT_MSG(_Condition, _Message) __glibcxx_assert(_Condition)
961 
962 #include <pstl/pstl_config.h>
963 #endif // __has_include
964 #endif // C++17
965 
966 #pragma GCC diagnostic pop
967 
968 // End of prewritten config; the settings discovered at configure time follow.
969 /* config.h. Generated from config.h.in by configure. */
970 /* config.h.in. Generated from configure.ac by autoheader. */
971 
972 /* Define to 1 if you have the `acosf' function. */
973 #define _GLIBCXX_HAVE_ACOSF 1
974 
975 /* Define to 1 if you have the `acosl' function. */
976 #define _GLIBCXX_HAVE_ACOSL 1
977 
978 /* Define to 1 if you have the `aligned_alloc' function. */
979 #define _GLIBCXX_HAVE_ALIGNED_ALLOC 1
980 
981 /* Define if arc4random is available in <stdlib.h>. */
982 /* #undef _GLIBCXX_HAVE_ARC4RANDOM */
983 
984 /* Define to 1 if you have the <arpa/inet.h> header file. */
985 #define _GLIBCXX_HAVE_ARPA_INET_H 1
986 
987 /* Define to 1 if you have the `asinf' function. */
988 #define _GLIBCXX_HAVE_ASINF 1
989 
990 /* Define to 1 if you have the `asinl' function. */
991 #define _GLIBCXX_HAVE_ASINL 1
992 
993 /* Define to 1 if the target assembler supports .symver directive. */
994 #define _GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE 1
995 
996 /* Define to 1 if you have the `atan2f' function. */
997 #define _GLIBCXX_HAVE_ATAN2F 1
998 
999 /* Define to 1 if you have the `atan2l' function. */
1000 #define _GLIBCXX_HAVE_ATAN2L 1
1001 
1002 /* Define to 1 if you have the `atanf' function. */
1003 #define _GLIBCXX_HAVE_ATANF 1
1004 
1005 /* Define to 1 if you have the `atanl' function. */
1006 #define _GLIBCXX_HAVE_ATANL 1
1007 
1008 /* Defined if shared_ptr reference counting should use atomic operations. */
1009 #define _GLIBCXX_HAVE_ATOMIC_LOCK_POLICY 1
1010 
1011 /* Define to 1 if you have the `at_quick_exit' function. */
1012 #define _GLIBCXX_HAVE_AT_QUICK_EXIT 1
1013 
1014 /* Define if C99 float_t and double_t in <math.h> should be imported in
1015  <cmath> in namespace std for C++11. */
1016 #define _GLIBCXX_HAVE_C99_FLT_EVAL_TYPES 1
1017 
1018 /* Define to 1 if the target assembler supports thread-local storage. */
1019 /* #undef _GLIBCXX_HAVE_CC_TLS */
1020 
1021 /* Define to 1 if you have the `ceilf' function. */
1022 #define _GLIBCXX_HAVE_CEILF 1
1023 
1024 /* Define to 1 if you have the `ceill' function. */
1025 #define _GLIBCXX_HAVE_CEILL 1
1026 
1027 /* Define to 1 if you have the <complex.h> header file. */
1028 #define _GLIBCXX_HAVE_COMPLEX_H 1
1029 
1030 /* Define to 1 if you have the `cosf' function. */
1031 #define _GLIBCXX_HAVE_COSF 1
1032 
1033 /* Define to 1 if you have the `coshf' function. */
1034 #define _GLIBCXX_HAVE_COSHF 1
1035 
1036 /* Define to 1 if you have the `coshl' function. */
1037 #define _GLIBCXX_HAVE_COSHL 1
1038 
1039 /* Define to 1 if you have the `cosl' function. */
1040 #define _GLIBCXX_HAVE_COSL 1
1041 
1042 /* Define to 1 if you have the <debugapi.h> header file. */
1043 /* #undef _GLIBCXX_HAVE_DEBUGAPI_H */
1044 
1045 /* Define to 1 if you have the declaration of `strnlen', and to 0 if you
1046  don't. */
1047 #define _GLIBCXX_HAVE_DECL_STRNLEN 1
1048 
1049 /* Define to 1 if you have the <dirent.h> header file. */
1050 #define _GLIBCXX_HAVE_DIRENT_H 1
1051 
1052 /* Define if dirfd is available in <dirent.h>. */
1053 #define _GLIBCXX_HAVE_DIRFD 1
1054 
1055 /* Define to 1 if you have the <dlfcn.h> header file. */
1056 #define _GLIBCXX_HAVE_DLFCN_H 1
1057 
1058 /* Define to 1 if you have the <endian.h> header file. */
1059 #define _GLIBCXX_HAVE_ENDIAN_H 1
1060 
1061 /* Define to 1 if GCC 4.6 supported std::exception_ptr for the target */
1062 #define _GLIBCXX_HAVE_EXCEPTION_PTR_SINCE_GCC46 1
1063 
1064 /* Define to 1 if you have the <execinfo.h> header file. */
1065 #define _GLIBCXX_HAVE_EXECINFO_H 1
1066 
1067 /* Define to 1 if you have the `expf' function. */
1068 #define _GLIBCXX_HAVE_EXPF 1
1069 
1070 /* Define to 1 if you have the `expl' function. */
1071 #define _GLIBCXX_HAVE_EXPL 1
1072 
1073 /* Define to 1 if you have the `fabsf' function. */
1074 #define _GLIBCXX_HAVE_FABSF 1
1075 
1076 /* Define to 1 if you have the `fabsl' function. */
1077 #define _GLIBCXX_HAVE_FABSL 1
1078 
1079 /* Define to 1 if you have the <fcntl.h> header file. */
1080 #define _GLIBCXX_HAVE_FCNTL_H 1
1081 
1082 /* Define if fdopendir is available in <dirent.h>. */
1083 #define _GLIBCXX_HAVE_FDOPENDIR 1
1084 
1085 /* Define to 1 if you have the <fenv.h> header file. */
1086 #define _GLIBCXX_HAVE_FENV_H 1
1087 
1088 /* Define to 1 if you have the `finite' function. */
1089 #define _GLIBCXX_HAVE_FINITE 1
1090 
1091 /* Define to 1 if you have the `finitef' function. */
1092 #define _GLIBCXX_HAVE_FINITEF 1
1093 
1094 /* Define to 1 if you have the `finitel' function. */
1095 #define _GLIBCXX_HAVE_FINITEL 1
1096 
1097 /* Define to 1 if you have the <float.h> header file. */
1098 #define _GLIBCXX_HAVE_FLOAT_H 1
1099 
1100 /* Define to 1 if you have the `floorf' function. */
1101 #define _GLIBCXX_HAVE_FLOORF 1
1102 
1103 /* Define to 1 if you have the `floorl' function. */
1104 #define _GLIBCXX_HAVE_FLOORL 1
1105 
1106 /* Define to 1 if you have the `fmodf' function. */
1107 #define _GLIBCXX_HAVE_FMODF 1
1108 
1109 /* Define to 1 if you have the `fmodl' function. */
1110 #define _GLIBCXX_HAVE_FMODL 1
1111 
1112 /* Define to 1 if you have the `fpclass' function. */
1113 /* #undef _GLIBCXX_HAVE_FPCLASS */
1114 
1115 /* Define to 1 if you have the <fp.h> header file. */
1116 /* #undef _GLIBCXX_HAVE_FP_H */
1117 
1118 /* Define to 1 if you have the `frexpf' function. */
1119 #define _GLIBCXX_HAVE_FREXPF 1
1120 
1121 /* Define to 1 if you have the `frexpl' function. */
1122 #define _GLIBCXX_HAVE_FREXPL 1
1123 
1124 /* Define if fwrite_unlocked can be used for std::print. */
1125 #define _GLIBCXX_HAVE_FWRITE_UNLOCKED 1
1126 
1127 /* Define if getentropy is available in <unistd.h>. */
1128 #define _GLIBCXX_HAVE_GETENTROPY 1
1129 
1130 /* Define if _Unwind_GetIPInfo is available. */
1131 #define _GLIBCXX_HAVE_GETIPINFO 1
1132 
1133 /* Define if gets is available in <stdio.h> before C++14. */
1134 #define _GLIBCXX_HAVE_GETS 1
1135 
1136 /* Define to 1 if you have the `hypot' function. */
1137 #define _GLIBCXX_HAVE_HYPOT 1
1138 
1139 /* Define to 1 if you have the `hypotf' function. */
1140 #define _GLIBCXX_HAVE_HYPOTF 1
1141 
1142 /* Define to 1 if you have the `hypotl' function. */
1143 #define _GLIBCXX_HAVE_HYPOTL 1
1144 
1145 /* Define if you have the iconv() function and it works. */
1146 #define _GLIBCXX_HAVE_ICONV 1
1147 
1148 /* Define to 1 if you have the <ieeefp.h> header file. */
1149 /* #undef _GLIBCXX_HAVE_IEEEFP_H */
1150 
1151 /* Define to 1 if you have the <inttypes.h> header file. */
1152 #define _GLIBCXX_HAVE_INTTYPES_H 1
1153 
1154 /* Define to 1 if you have the `isinf' function. */
1155 /* #undef _GLIBCXX_HAVE_ISINF */
1156 
1157 /* Define to 1 if you have the `isinff' function. */
1158 #define _GLIBCXX_HAVE_ISINFF 1
1159 
1160 /* Define to 1 if you have the `isinfl' function. */
1161 #define _GLIBCXX_HAVE_ISINFL 1
1162 
1163 /* Define to 1 if you have the `isnan' function. */
1164 /* #undef _GLIBCXX_HAVE_ISNAN */
1165 
1166 /* Define to 1 if you have the `isnanf' function. */
1167 #define _GLIBCXX_HAVE_ISNANF 1
1168 
1169 /* Define to 1 if you have the `isnanl' function. */
1170 #define _GLIBCXX_HAVE_ISNANL 1
1171 
1172 /* Defined if iswblank exists. */
1173 #define _GLIBCXX_HAVE_ISWBLANK 1
1174 
1175 /* Define if LC_MESSAGES is available in <locale.h>. */
1176 #define _GLIBCXX_HAVE_LC_MESSAGES 1
1177 
1178 /* Define to 1 if you have the `ldexpf' function. */
1179 #define _GLIBCXX_HAVE_LDEXPF 1
1180 
1181 /* Define to 1 if you have the `ldexpl' function. */
1182 #define _GLIBCXX_HAVE_LDEXPL 1
1183 
1184 /* Define to 1 if you have the <libintl.h> header file. */
1185 #define _GLIBCXX_HAVE_LIBINTL_H 1
1186 
1187 /* Only used in build directory testsuite_hooks.h. */
1188 #define _GLIBCXX_HAVE_LIMIT_AS 1
1189 
1190 /* Only used in build directory testsuite_hooks.h. */
1191 #define _GLIBCXX_HAVE_LIMIT_DATA 1
1192 
1193 /* Only used in build directory testsuite_hooks.h. */
1194 #define _GLIBCXX_HAVE_LIMIT_FSIZE 1
1195 
1196 /* Only used in build directory testsuite_hooks.h. */
1197 #define _GLIBCXX_HAVE_LIMIT_RSS 1
1198 
1199 /* Only used in build directory testsuite_hooks.h. */
1200 #define _GLIBCXX_HAVE_LIMIT_VMEM 0
1201 
1202 /* Define if link is available in <unistd.h>. */
1203 #define _GLIBCXX_HAVE_LINK 1
1204 
1205 /* Define to 1 if you have the <link.h> header file. */
1206 #define _GLIBCXX_HAVE_LINK_H 1
1207 
1208 /* Define if futex syscall is available. */
1209 #define _GLIBCXX_HAVE_LINUX_FUTEX 1
1210 
1211 /* Define to 1 if you have the <linux/random.h> header file. */
1212 #define _GLIBCXX_HAVE_LINUX_RANDOM_H 1
1213 
1214 /* Define to 1 if you have the <linux/types.h> header file. */
1215 #define _GLIBCXX_HAVE_LINUX_TYPES_H 1
1216 
1217 /* Define to 1 if you have the <locale.h> header file. */
1218 #define _GLIBCXX_HAVE_LOCALE_H 1
1219 
1220 /* Define to 1 if you have the `log10f' function. */
1221 #define _GLIBCXX_HAVE_LOG10F 1
1222 
1223 /* Define to 1 if you have the `log10l' function. */
1224 #define _GLIBCXX_HAVE_LOG10L 1
1225 
1226 /* Define to 1 if you have the `logf' function. */
1227 #define _GLIBCXX_HAVE_LOGF 1
1228 
1229 /* Define to 1 if you have the `logl' function. */
1230 #define _GLIBCXX_HAVE_LOGL 1
1231 
1232 /* Define if lseek is available in <unistd.h>. */
1233 #define _GLIBCXX_HAVE_LSEEK 1
1234 
1235 /* Define to 1 if you have the <machine/endian.h> header file. */
1236 /* #undef _GLIBCXX_HAVE_MACHINE_ENDIAN_H */
1237 
1238 /* Define to 1 if you have the <machine/param.h> header file. */
1239 /* #undef _GLIBCXX_HAVE_MACHINE_PARAM_H */
1240 
1241 /* Define if mbstate_t exists in wchar.h. */
1242 #define _GLIBCXX_HAVE_MBSTATE_T 1
1243 
1244 /* Define to 1 if you have the `memalign' function. */
1245 #define _GLIBCXX_HAVE_MEMALIGN 1
1246 
1247 /* Define to 1 if you have the <memory.h> header file. */
1248 #define _GLIBCXX_HAVE_MEMORY_H 1
1249 
1250 /* Define to 1 if you have the `modf' function. */
1251 #define _GLIBCXX_HAVE_MODF 1
1252 
1253 /* Define to 1 if you have the `modff' function. */
1254 #define _GLIBCXX_HAVE_MODFF 1
1255 
1256 /* Define to 1 if you have the `modfl' function. */
1257 #define _GLIBCXX_HAVE_MODFL 1
1258 
1259 /* Define to 1 if you have the <nan.h> header file. */
1260 /* #undef _GLIBCXX_HAVE_NAN_H */
1261 
1262 /* Define to 1 if you have the <netdb.h> header file. */
1263 #define _GLIBCXX_HAVE_NETDB_H 1
1264 
1265 /* Define to 1 if you have the <netinet/in.h> header file. */
1266 #define _GLIBCXX_HAVE_NETINET_IN_H 1
1267 
1268 /* Define to 1 if you have the <netinet/tcp.h> header file. */
1269 #define _GLIBCXX_HAVE_NETINET_TCP_H 1
1270 
1271 /* Define if <math.h> defines obsolete isinf function. */
1272 /* #undef _GLIBCXX_HAVE_OBSOLETE_ISINF */
1273 
1274 /* Define if <math.h> defines obsolete isnan function. */
1275 /* #undef _GLIBCXX_HAVE_OBSOLETE_ISNAN */
1276 
1277 /* Define if openat is available in <fcntl.h>. */
1278 #define _GLIBCXX_HAVE_OPENAT 1
1279 
1280 /* Define if O_NONBLOCK is defined in <fcntl.h> */
1281 #define _GLIBCXX_HAVE_O_NONBLOCK 1
1282 
1283 /* Define if poll is available in <poll.h>. */
1284 #define _GLIBCXX_HAVE_POLL 1
1285 
1286 /* Define to 1 if you have the <poll.h> header file. */
1287 #define _GLIBCXX_HAVE_POLL_H 1
1288 
1289 /* Define to 1 if you have the `posix_memalign' function. */
1290 #define _GLIBCXX_HAVE_POSIX_MEMALIGN 1
1291 
1292 /* Define to 1 if you have the `powf' function. */
1293 #define _GLIBCXX_HAVE_POWF 1
1294 
1295 /* Define to 1 if you have the `powl' function. */
1296 #define _GLIBCXX_HAVE_POWL 1
1297 
1298 /* Define to 1 if you have the `qfpclass' function. */
1299 /* #undef _GLIBCXX_HAVE_QFPCLASS */
1300 
1301 /* Define to 1 if you have the `quick_exit' function. */
1302 #define _GLIBCXX_HAVE_QUICK_EXIT 1
1303 
1304 /* Define if readlink is available in <unistd.h>. */
1305 #define _GLIBCXX_HAVE_READLINK 1
1306 
1307 /* Define to 1 if you have the `secure_getenv' function. */
1308 #define _GLIBCXX_HAVE_SECURE_GETENV 1
1309 
1310 /* Define to 1 if you have the `setenv' function. */
1311 #define _GLIBCXX_HAVE_SETENV 1
1312 
1313 /* Define to 1 if you have the `sincos' function. */
1314 #define _GLIBCXX_HAVE_SINCOS 1
1315 
1316 /* Define to 1 if you have the `sincosf' function. */
1317 #define _GLIBCXX_HAVE_SINCOSF 1
1318 
1319 /* Define to 1 if you have the `sincosl' function. */
1320 #define _GLIBCXX_HAVE_SINCOSL 1
1321 
1322 /* Define to 1 if you have the `sinf' function. */
1323 #define _GLIBCXX_HAVE_SINF 1
1324 
1325 /* Define to 1 if you have the `sinhf' function. */
1326 #define _GLIBCXX_HAVE_SINHF 1
1327 
1328 /* Define to 1 if you have the `sinhl' function. */
1329 #define _GLIBCXX_HAVE_SINHL 1
1330 
1331 /* Define to 1 if you have the `sinl' function. */
1332 #define _GLIBCXX_HAVE_SINL 1
1333 
1334 /* Defined if sleep exists. */
1335 /* #undef _GLIBCXX_HAVE_SLEEP */
1336 
1337 /* Define to 1 if you have the `sockatmark' function. */
1338 #define _GLIBCXX_HAVE_SOCKATMARK 1
1339 
1340 /* Define to 1 if you have the `sqrtf' function. */
1341 #define _GLIBCXX_HAVE_SQRTF 1
1342 
1343 /* Define to 1 if you have the `sqrtl' function. */
1344 #define _GLIBCXX_HAVE_SQRTL 1
1345 
1346 /* Define if the <stacktrace> header is supported. */
1347 #define _GLIBCXX_HAVE_STACKTRACE 1
1348 
1349 /* Define to 1 if you have the <stdalign.h> header file. */
1350 #define _GLIBCXX_HAVE_STDALIGN_H 1
1351 
1352 /* Define to 1 if you have the <stdbool.h> header file. */
1353 #define _GLIBCXX_HAVE_STDBOOL_H 1
1354 
1355 /* Define to 1 if you have the <stdint.h> header file. */
1356 #define _GLIBCXX_HAVE_STDINT_H 1
1357 
1358 /* Define to 1 if you have the <stdlib.h> header file. */
1359 #define _GLIBCXX_HAVE_STDLIB_H 1
1360 
1361 /* Define if strerror_l is available in <string.h>. */
1362 #define _GLIBCXX_HAVE_STRERROR_L 1
1363 
1364 /* Define if strerror_r is available in <string.h>. */
1365 #define _GLIBCXX_HAVE_STRERROR_R 1
1366 
1367 /* Define to 1 if you have the <strings.h> header file. */
1368 #define _GLIBCXX_HAVE_STRINGS_H 1
1369 
1370 /* Define to 1 if you have the <string.h> header file. */
1371 #define _GLIBCXX_HAVE_STRING_H 1
1372 
1373 /* Define to 1 if you have the `strtof' function. */
1374 #define _GLIBCXX_HAVE_STRTOF 1
1375 
1376 /* Define to 1 if you have the `strtold' function. */
1377 #define _GLIBCXX_HAVE_STRTOLD 1
1378 
1379 /* Define to 1 if `d_type' is a member of `struct dirent'. */
1380 #define _GLIBCXX_HAVE_STRUCT_DIRENT_D_TYPE 1
1381 
1382 /* Define if strxfrm_l is available in <string.h>. */
1383 #define _GLIBCXX_HAVE_STRXFRM_L 1
1384 
1385 /* Define if symlink is available in <unistd.h>. */
1386 #define _GLIBCXX_HAVE_SYMLINK 1
1387 
1388 /* Define to 1 if the target runtime linker supports binding the same symbol
1389  to different versions. */
1390 #define _GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT 1
1391 
1392 /* Define to 1 if you have the <sys/filio.h> header file. */
1393 /* #undef _GLIBCXX_HAVE_SYS_FILIO_H */
1394 
1395 /* Define to 1 if you have the <sys/ioctl.h> header file. */
1396 #define _GLIBCXX_HAVE_SYS_IOCTL_H 1
1397 
1398 /* Define to 1 if you have the <sys/ipc.h> header file. */
1399 #define _GLIBCXX_HAVE_SYS_IPC_H 1
1400 
1401 /* Define to 1 if you have the <sys/isa_defs.h> header file. */
1402 /* #undef _GLIBCXX_HAVE_SYS_ISA_DEFS_H */
1403 
1404 /* Define to 1 if you have the <sys/machine.h> header file. */
1405 /* #undef _GLIBCXX_HAVE_SYS_MACHINE_H */
1406 
1407 /* Define to 1 if you have the <sys/mman.h> header file. */
1408 #define _GLIBCXX_HAVE_SYS_MMAN_H 1
1409 
1410 /* Define to 1 if you have the <sys/param.h> header file. */
1411 #define _GLIBCXX_HAVE_SYS_PARAM_H 1
1412 
1413 /* Define to 1 if you have the <sys/ptrace.h> header file. */
1414 #define _GLIBCXX_HAVE_SYS_PTRACE_H 1
1415 
1416 /* Define to 1 if you have the <sys/resource.h> header file. */
1417 #define _GLIBCXX_HAVE_SYS_RESOURCE_H 1
1418 
1419 /* Define to 1 if you have a suitable <sys/sdt.h> header file */
1420 #define _GLIBCXX_HAVE_SYS_SDT_H 1
1421 
1422 /* Define to 1 if you have the <sys/sem.h> header file. */
1423 #define _GLIBCXX_HAVE_SYS_SEM_H 1
1424 
1425 /* Define to 1 if you have the <sys/socket.h> header file. */
1426 #define _GLIBCXX_HAVE_SYS_SOCKET_H 1
1427 
1428 /* Define to 1 if you have the <sys/statvfs.h> header file. */
1429 #define _GLIBCXX_HAVE_SYS_STATVFS_H 1
1430 
1431 /* Define to 1 if you have the <sys/stat.h> header file. */
1432 #define _GLIBCXX_HAVE_SYS_STAT_H 1
1433 
1434 /* Define to 1 if you have the <sys/sysinfo.h> header file. */
1435 #define _GLIBCXX_HAVE_SYS_SYSINFO_H 1
1436 
1437 /* Define to 1 if you have the <sys/time.h> header file. */
1438 #define _GLIBCXX_HAVE_SYS_TIME_H 1
1439 
1440 /* Define to 1 if you have the <sys/types.h> header file. */
1441 #define _GLIBCXX_HAVE_SYS_TYPES_H 1
1442 
1443 /* Define to 1 if you have the <sys/uio.h> header file. */
1444 #define _GLIBCXX_HAVE_SYS_UIO_H 1
1445 
1446 /* Define if S_IFREG is available in <sys/stat.h>. */
1447 /* #undef _GLIBCXX_HAVE_S_IFREG */
1448 
1449 /* Define if S_ISREG is available in <sys/stat.h>. */
1450 #define _GLIBCXX_HAVE_S_ISREG 1
1451 
1452 /* Define to 1 if you have the `tanf' function. */
1453 #define _GLIBCXX_HAVE_TANF 1
1454 
1455 /* Define to 1 if you have the `tanhf' function. */
1456 #define _GLIBCXX_HAVE_TANHF 1
1457 
1458 /* Define to 1 if you have the `tanhl' function. */
1459 #define _GLIBCXX_HAVE_TANHL 1
1460 
1461 /* Define to 1 if you have the `tanl' function. */
1462 #define _GLIBCXX_HAVE_TANL 1
1463 
1464 /* Define to 1 if you have the <tgmath.h> header file. */
1465 #define _GLIBCXX_HAVE_TGMATH_H 1
1466 
1467 /* Define to 1 if you have the `timespec_get' function. */
1468 #define _GLIBCXX_HAVE_TIMESPEC_GET 1
1469 
1470 /* Define to 1 if you have the <tlhelp32.h> header file. */
1471 /* #undef _GLIBCXX_HAVE_TLHELP32_H */
1472 
1473 /* Define to 1 if the target supports thread-local storage. */
1474 #define _GLIBCXX_HAVE_TLS 1
1475 
1476 /* Define if truncate is available in <unistd.h>. */
1477 #define _GLIBCXX_HAVE_TRUNCATE 1
1478 
1479 /* Define to 1 if you have the <uchar.h> header file. */
1480 #define _GLIBCXX_HAVE_UCHAR_H 1
1481 
1482 /* Define to 1 if you have the <unistd.h> header file. */
1483 #define _GLIBCXX_HAVE_UNISTD_H 1
1484 
1485 /* Define if unlinkat is available in <fcntl.h>. */
1486 #define _GLIBCXX_HAVE_UNLINKAT 1
1487 
1488 /* Define to 1 if you have the `uselocale' function. */
1489 #define _GLIBCXX_HAVE_USELOCALE 1
1490 
1491 /* Defined if usleep exists. */
1492 /* #undef _GLIBCXX_HAVE_USLEEP */
1493 
1494 /* Define to 1 if you have the <utime.h> header file. */
1495 #define _GLIBCXX_HAVE_UTIME_H 1
1496 
1497 /* Defined if vfwscanf exists. */
1498 #define _GLIBCXX_HAVE_VFWSCANF 1
1499 
1500 /* Defined if vswscanf exists. */
1501 #define _GLIBCXX_HAVE_VSWSCANF 1
1502 
1503 /* Defined if vwscanf exists. */
1504 #define _GLIBCXX_HAVE_VWSCANF 1
1505 
1506 /* Define to 1 if you have the <wchar.h> header file. */
1507 #define _GLIBCXX_HAVE_WCHAR_H 1
1508 
1509 /* Defined if wcstof exists. */
1510 #define _GLIBCXX_HAVE_WCSTOF 1
1511 
1512 /* Define to 1 if you have the <wctype.h> header file. */
1513 #define _GLIBCXX_HAVE_WCTYPE_H 1
1514 
1515 /* Define to 1 if you have the <windows.h> header file. */
1516 /* #undef _GLIBCXX_HAVE_WINDOWS_H */
1517 
1518 /* Define if writev is available in <sys/uio.h>. */
1519 #define _GLIBCXX_HAVE_WRITEV 1
1520 
1521 /* Define to 1 if you have the <xlocale.h> header file. */
1522 /* #undef _GLIBCXX_HAVE_XLOCALE_H */
1523 
1524 /* Define to 1 if you have the `_aligned_malloc' function. */
1525 /* #undef _GLIBCXX_HAVE__ALIGNED_MALLOC */
1526 
1527 /* Define to 1 if you have the `_wfopen' function. */
1528 /* #undef _GLIBCXX_HAVE__WFOPEN */
1529 
1530 /* Define to 1 if you have the `__cxa_thread_atexit' function. */
1531 /* #undef _GLIBCXX_HAVE___CXA_THREAD_ATEXIT */
1532 
1533 /* Define to 1 if you have the `__cxa_thread_atexit_impl' function. */
1534 #define _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL 1
1535 
1536 /* Define as const if the declaration of iconv() needs const. */
1537 #define _GLIBCXX_ICONV_CONST
1538 
1539 /* Define to the sub-directory in which libtool stores uninstalled libraries.
1540  */
1541 #define _GLIBCXX_LT_OBJDIR ".libs/"
1542 
1543 /* Name of package */
1544 // /* #undef PACKAGE */
1545 
1546 /* Define to the address where bug reports for this package should be sent. */
1547 // #define PACKAGE_BUGREPORT ""
1548 
1549 /* Define to the full name of this package. */
1550 // #define PACKAGE_NAME "package-unused"
1551 
1552 /* Define to the full name and version of this package. */
1553 // #define PACKAGE_STRING "package-unused version-unused"
1554 
1555 /* Define to the one symbol short name of this package. */
1556 // #define PACKAGE_TARNAME "libstdc++"
1557 
1558 /* Define to the home page for this package. */
1559 // #define PACKAGE_URL ""
1560 
1561 /* Define to the version of this package. */
1562 // #define PACKAGE_VERSION "version-unused"
1563 
1564 /* Define to 1 if you have the ANSI C header files. */
1565 // #define STDC_HEADERS 1
1566 
1567 /* Version number of package */
1568 /* #undef _GLIBCXX_VERSION */
1569 
1570 /* Enable large inode numbers on Mac OS X 10.5. */
1571 #ifndef _GLIBCXX_DARWIN_USE_64_BIT_INODE
1572 # define _GLIBCXX_DARWIN_USE_64_BIT_INODE 1
1573 #endif
1574 
1575 /* Number of bits in a file offset, on hosts where this is settable. */
1576 /* #undef _GLIBCXX_FILE_OFFSET_BITS */
1577 
1578 /* Define if C99 functions in <complex.h> should be used in <complex> for
1579  C++11. Using compiler builtins for these functions requires corresponding
1580  C99 library functions to be present. */
1581 #define _GLIBCXX11_USE_C99_COMPLEX 1
1582 
1583 /* Define if C99 generic macros in <math.h> should be imported in <cmath> in
1584  namespace std for C++11. */
1585 #define _GLIBCXX11_USE_C99_MATH 1
1586 
1587 /* Define if C99 functions or macros in <stdio.h> should be imported in
1588  <cstdio> in namespace std for C++11. */
1589 #define _GLIBCXX11_USE_C99_STDIO 1
1590 
1591 /* Define if C99 functions or macros in <stdlib.h> should be imported in
1592  <cstdlib> in namespace std for C++11. */
1593 #define _GLIBCXX11_USE_C99_STDLIB 1
1594 
1595 /* Define if C99 functions or macros in <wchar.h> should be imported in
1596  <cwchar> in namespace std for C++11. */
1597 #define _GLIBCXX11_USE_C99_WCHAR 1
1598 
1599 /* Define if C99 functions in <complex.h> should be used in <complex> for
1600  C++98. Using compiler builtins for these functions requires corresponding
1601  C99 library functions to be present. */
1602 #define _GLIBCXX98_USE_C99_COMPLEX 1
1603 
1604 /* Define if C99 functions or macros in <math.h> should be imported in <cmath>
1605  in namespace std for C++98. */
1606 #define _GLIBCXX98_USE_C99_MATH 1
1607 
1608 /* Define if C99 functions or macros in <stdio.h> should be imported in
1609  <cstdio> in namespace std for C++98. */
1610 #define _GLIBCXX98_USE_C99_STDIO 1
1611 
1612 /* Define if C99 functions or macros in <stdlib.h> should be imported in
1613  <cstdlib> in namespace std for C++98. */
1614 #define _GLIBCXX98_USE_C99_STDLIB 1
1615 
1616 /* Define if C99 functions or macros in <wchar.h> should be imported in
1617  <cwchar> in namespace std for C++98. */
1618 #define _GLIBCXX98_USE_C99_WCHAR 1
1619 
1620 /* Define if the compiler supports native atomics for _Atomic_word. */
1621 #define _GLIBCXX_ATOMIC_WORD_BUILTINS 1
1622 
1623 /* Define if global objects can be aligned to
1624  std::hardware_destructive_interference_size. */
1625 #define _GLIBCXX_CAN_ALIGNAS_DESTRUCTIVE_SIZE 1
1626 
1627 /* Define to use concept checking code from the boost libraries. */
1628 /* #undef _GLIBCXX_CONCEPT_CHECKS */
1629 
1630 /* Define to 1 if a fully dynamic basic_string is wanted, 0 to disable,
1631  undefined for platform defaults */
1632 #define _GLIBCXX_FULLY_DYNAMIC_STRING 0
1633 
1634 /* Define if gthreads library is available. */
1635 #define _GLIBCXX_HAS_GTHREADS 1
1636 
1637 /* Define to 1 if a full hosted library is built, or 0 if freestanding. */
1638 #define _GLIBCXX_HOSTED __STDC_HOSTED__
1639 
1640 /* Define if compatibility should be provided for alternative 128-bit long
1641  double formats. */
1642 
1643 /* Define if compatibility should be provided for -mlong-double-64. */
1644 
1645 /* Define to the letter to which size_t is mangled. */
1646 #define _GLIBCXX_MANGLE_SIZE_T m
1647 
1648 /* Define if C99 llrint and llround functions are missing from <math.h>. */
1649 /* #undef _GLIBCXX_NO_C99_ROUNDING_FUNCS */
1650 
1651 /* Defined if no way to sleep is available. */
1652 /* #undef _GLIBCXX_NO_SLEEP */
1653 
1654 /* Define if ptrdiff_t is int. */
1655 /* #undef _GLIBCXX_PTRDIFF_T_IS_INT */
1656 
1657 /* Define if using setrlimit to set resource limits during "make check" */
1658 #define _GLIBCXX_RES_LIMITS 1
1659 
1660 /* Define if size_t is unsigned int. */
1661 /* #undef _GLIBCXX_SIZE_T_IS_UINT */
1662 
1663 /* Define if static tzdata should be compiled into the library. */
1664 #define _GLIBCXX_STATIC_TZDATA 1
1665 
1666 /* Define to the value of the EOF integer constant. */
1667 #define _GLIBCXX_STDIO_EOF -1
1668 
1669 /* Define to the value of the SEEK_CUR integer constant. */
1670 #define _GLIBCXX_STDIO_SEEK_CUR 1
1671 
1672 /* Define to the value of the SEEK_END integer constant. */
1673 #define _GLIBCXX_STDIO_SEEK_END 2
1674 
1675 /* Define to use symbol versioning in the shared library. */
1676 #define _GLIBCXX_SYMVER 1
1677 
1678 /* Define to use darwin versioning in the shared library. */
1679 /* #undef _GLIBCXX_SYMVER_DARWIN */
1680 
1681 /* Define to use GNU versioning in the shared library. */
1682 #define _GLIBCXX_SYMVER_GNU 1
1683 
1684 /* Define to use GNU namespace versioning in the shared library. */
1685 /* #undef _GLIBCXX_SYMVER_GNU_NAMESPACE */
1686 
1687 /* Define to use Sun versioning in the shared library. */
1688 /* #undef _GLIBCXX_SYMVER_SUN */
1689 
1690 /* Define if C11 functions in <uchar.h> should be imported into namespace std
1691  in <cuchar>. */
1692 #define _GLIBCXX_USE_C11_UCHAR_CXX11 1
1693 
1694 /* Define if C99 functions or macros from <wchar.h>, <math.h>, <complex.h>,
1695  <stdio.h>, and <stdlib.h> can be used or exposed. */
1696 #define _GLIBCXX_USE_C99 1
1697 
1698 /* Define if C99 inverse trig functions in <complex.h> should be used in
1699  <complex>. Using compiler builtins for these functions requires
1700  corresponding C99 library functions to be present. */
1701 #define _GLIBCXX_USE_C99_COMPLEX_ARC 1
1702 
1703 /* Define if C99 functions in <complex.h> should be used in <tr1/complex>.
1704  Using compiler builtins for these functions requires corresponding C99
1705  library functions to be present. */
1706 #define _GLIBCXX_USE_C99_COMPLEX_TR1 1
1707 
1708 /* Define if C99 functions in <ctype.h> should be imported in <cctype> in
1709  namespace std for C++11. */
1710 #define _GLIBCXX_USE_C99_CTYPE 1
1711 
1712 /* Define if C99 functions in <ctype.h> should be imported in <tr1/cctype> in
1713  namespace std::tr1. */
1714 #define _GLIBCXX_USE_C99_CTYPE_TR1 1
1715 
1716 /* Define if C99 functions in <fenv.h> should be imported in <cfenv> in
1717  namespace std for C++11. */
1718 #define _GLIBCXX_USE_C99_FENV 1
1719 
1720 /* Define if C99 functions in <fenv.h> should be imported in <tr1/cfenv> in
1721  namespace std::tr1. */
1722 #define _GLIBCXX_USE_C99_FENV_TR1 1
1723 
1724 /* Define if C99 functions in <inttypes.h> should be imported in <cinttypes>
1725  in namespace std in C++11. */
1726 #define _GLIBCXX_USE_C99_INTTYPES 1
1727 
1728 /* Define if C99 functions in <inttypes.h> should be imported in
1729  <tr1/cinttypes> in namespace std::tr1. */
1730 #define _GLIBCXX_USE_C99_INTTYPES_TR1 1
1731 
1732 /* Define if wchar_t C99 functions in <inttypes.h> should be imported in
1733  <cinttypes> in namespace std in C++11. */
1734 #define _GLIBCXX_USE_C99_INTTYPES_WCHAR_T 1
1735 
1736 /* Define if wchar_t C99 functions in <inttypes.h> should be imported in
1737  <tr1/cinttypes> in namespace std::tr1. */
1738 #define _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1 1
1739 
1740 /* Define if C99 functions in <math.h> should be imported in <cmath> in
1741  namespace std for C++11. */
1742 #define _GLIBCXX_USE_C99_MATH_FUNCS 1
1743 
1744 /* Define if C99 functions or macros in <math.h> should be imported in
1745  <tr1/cmath> in namespace std::tr1. */
1746 #define _GLIBCXX_USE_C99_MATH_TR1 1
1747 
1748 /* Define if C99 types in <stdint.h> should be imported in <cstdint> in
1749  namespace std for C++11. */
1750 #define _GLIBCXX_USE_C99_STDINT 1
1751 
1752 /* Define if C99 types in <stdint.h> should be imported in <tr1/cstdint> in
1753  namespace std::tr1. */
1754 #define _GLIBCXX_USE_C99_STDINT_TR1 1
1755 
1756 /* Define if usable chdir is available in <unistd.h>. */
1757 #define _GLIBCXX_USE_CHDIR 1
1758 
1759 /* Define if usable chmod is available in <sys/stat.h>. */
1760 #define _GLIBCXX_USE_CHMOD 1
1761 
1762 /* Defined if clock_gettime syscall has monotonic and realtime clock support.
1763  */
1764 /* #undef _GLIBCXX_USE_CLOCK_GETTIME_SYSCALL */
1765 
1766 /* Defined if clock_gettime has monotonic clock support. */
1767 #define _GLIBCXX_USE_CLOCK_MONOTONIC 1
1768 
1769 /* Defined if clock_gettime has realtime clock support. */
1770 #define _GLIBCXX_USE_CLOCK_REALTIME 1
1771 
1772 /* Define if copy_file_range is available in <unistd.h>. */
1773 /* #undef _GLIBCXX_USE_COPY_FILE_RANGE */
1774 
1775 /* Define if ISO/IEC TR 24733 decimal floating point types are supported on
1776  this host. */
1777 #define _GLIBCXX_USE_DECIMAL_FLOAT 1
1778 
1779 /* Define if /dev/random and /dev/urandom are available for
1780  std::random_device. */
1781 #define _GLIBCXX_USE_DEV_RANDOM 1
1782 
1783 /* Define if fchmod is available in <sys/stat.h>. */
1784 #define _GLIBCXX_USE_FCHMOD 1
1785 
1786 /* Define if fchmodat is available in <sys/stat.h>. */
1787 #define _GLIBCXX_USE_FCHMODAT 1
1788 
1789 /* Define if fseeko and ftello are available. */
1790 #define _GLIBCXX_USE_FSEEKO_FTELLO 1
1791 
1792 /* Define if usable getcwd is available in <unistd.h>. */
1793 #define _GLIBCXX_USE_GETCWD 1
1794 
1795 /* Defined if gettimeofday is available. */
1796 #define _GLIBCXX_USE_GETTIMEOFDAY 1
1797 
1798 /* Define if get_nprocs is available in <sys/sysinfo.h>. */
1799 #define _GLIBCXX_USE_GET_NPROCS 1
1800 
1801 /* Define if Glibc FILE internals should be used for std::print. */
1802 #define _GLIBCXX_USE_GLIBC_STDIO_EXT 1
1803 
1804 /* Define if init_priority should be used for iostream initialization. */
1805 #define _GLIBCXX_USE_INIT_PRIORITY_ATTRIBUTE 1
1806 
1807 /* Define if LFS support is available. */
1808 #define _GLIBCXX_USE_LFS 1
1809 
1810 /* Define if code specialized for long long should be used. */
1811 #define _GLIBCXX_USE_LONG_LONG 1
1812 
1813 /* Define if lstat is available in <sys/stat.h>. */
1814 #define _GLIBCXX_USE_LSTAT 1
1815 
1816 /* Define if usable mkdir is available in <sys/stat.h>. */
1817 #define _GLIBCXX_USE_MKDIR 1
1818 
1819 /* Defined if nanosleep is available. */
1820 #define _GLIBCXX_USE_NANOSLEEP 1
1821 
1822 /* Define if NLS translations are to be used. */
1823 #define _GLIBCXX_USE_NLS 1
1824 
1825 /* Define if nl_langinfo_l should be used for std::text_encoding. */
1826 #define _GLIBCXX_USE_NL_LANGINFO_L 1
1827 
1828 /* Define if /proc/self/status should be used for <debugging>. */
1829 #define _GLIBCXX_USE_PROC_SELF_STATUS 1
1830 
1831 /* Define if pthreads_num_processors_np is available in <pthread.h>. */
1832 /* #undef _GLIBCXX_USE_PTHREADS_NUM_PROCESSORS_NP */
1833 
1834 /* Define if pthread_cond_clockwait is available in <pthread.h>. */
1835 #define _GLIBCXX_USE_PTHREAD_COND_CLOCKWAIT 1
1836 
1837 /* Define if pthread_mutex_clocklock is available in <pthread.h>. */
1838 #define _GLIBCXX_USE_PTHREAD_MUTEX_CLOCKLOCK 1
1839 
1840 /* Define if pthread_rwlock_clockrdlock and pthread_rwlock_clockwrlock are
1841  available in <pthread.h>. */
1842 #define _GLIBCXX_USE_PTHREAD_RWLOCK_CLOCKLOCK 1
1843 
1844 /* Define if POSIX read/write locks are available in <gthr.h>. */
1845 #define _GLIBCXX_USE_PTHREAD_RWLOCK_T 1
1846 
1847 /* Define if ptrace should be used for std::is_debugger_present. */
1848 /* #undef _GLIBCXX_USE_PTRACE */
1849 
1850 /* Define if /dev/random and /dev/urandom are available for the random_device
1851  of TR1 (Chapter 5.1). */
1852 #define _GLIBCXX_USE_RANDOM_TR1 1
1853 
1854 /* Define if usable realpath is available in <stdlib.h>. */
1855 #define _GLIBCXX_USE_REALPATH 1
1856 
1857 /* Defined if sched_yield is available. */
1858 #define _GLIBCXX_USE_SCHED_YIELD 1
1859 
1860 /* Define if _SC_NPROCESSORS_ONLN is available in <unistd.h>. */
1861 #define _GLIBCXX_USE_SC_NPROCESSORS_ONLN 1
1862 
1863 /* Define if _SC_NPROC_ONLN is available in <unistd.h>. */
1864 /* #undef _GLIBCXX_USE_SC_NPROC_ONLN */
1865 
1866 /* Define if sendfile is available in <sys/sendfile.h>. */
1867 #define _GLIBCXX_USE_SENDFILE 1
1868 
1869 /* Define if flockfile and putc_unlocked should be used for std::print. */
1870 #define _GLIBCXX_USE_STDIO_LOCKING 1
1871 
1872 /* Define to restrict std::__basic_file<> to stdio APIs. */
1873 /* #undef _GLIBCXX_USE_STDIO_PURE */
1874 
1875 /* Define if struct tm has a tm_zone member. */
1876 #define _GLIBCXX_USE_STRUCT_TM_TM_ZONE 1
1877 
1878 /* Define if struct stat has timespec members. */
1879 #define _GLIBCXX_USE_ST_MTIM 1
1880 
1881 /* Define if sysctl(), CTL_HW and HW_NCPU are available in <sys/sysctl.h>. */
1882 /* #undef _GLIBCXX_USE_SYSCTL_HW_NCPU */
1883 
1884 /* Define if obsolescent tmpnam is available in <stdio.h>. */
1885 #define _GLIBCXX_USE_TMPNAM 1
1886 
1887 /* Define if c8rtomb and mbrtoc8 functions in <uchar.h> should be imported
1888  into namespace std in <cuchar> for C++20. */
1889 /* #undef _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_CXX20 */
1890 
1891 /* Define if c8rtomb and mbrtoc8 functions in <uchar.h> should be imported
1892  into namespace std in <cuchar> for -fchar8_t. */
1893 /* #undef _GLIBCXX_USE_UCHAR_C8RTOMB_MBRTOC8_FCHAR8_T */
1894 
1895 /* Define if utime is available in <utime.h>. */
1896 #define _GLIBCXX_USE_UTIME 1
1897 
1898 /* Define if utimensat and UTIME_OMIT are available in <sys/stat.h> and
1899  AT_FDCWD in <fcntl.h>. */
1900 #define _GLIBCXX_USE_UTIMENSAT 1
1901 
1902 /* Define if code specialized for wchar_t should be used. */
1903 #define _GLIBCXX_USE_WCHAR_T 1
1904 
1905 /* Defined if Sleep exists. */
1906 /* #undef _GLIBCXX_USE_WIN32_SLEEP */
1907 
1908 /* Define if _get_osfhandle should be used for filebuf::native_handle(). */
1909 /* #undef _GLIBCXX_USE__GET_OSFHANDLE */
1910 
1911 /* Define to 1 if a verbose library is built, or 0 otherwise. */
1912 #define _GLIBCXX_VERBOSE 1
1913 
1914 /* Defined if as can handle rdrand. */
1915 #define _GLIBCXX_X86_RDRAND 1
1916 
1917 /* Defined if as can handle rdseed. */
1918 #define _GLIBCXX_X86_RDSEED 1
1919 
1920 /* Define if a directory should be searched for tzdata files. */
1921 #define _GLIBCXX_ZONEINFO_DIR "/usr/share/zoneinfo"
1922 
1923 /* Define to 1 if mutex_timedlock is available. */
1924 #define _GTHREAD_USE_MUTEX_TIMEDLOCK 1
1925 
1926 /* Define for large files, on AIX-style hosts. */
1927 /* #undef _GLIBCXX_LARGE_FILES */
1928 
1929 /* Define if all C++11 floating point overloads are available in <math.h>. */
1930 #if __cplusplus >= 201103L
1931 /* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_FP */
1932 #endif
1933 
1934 /* Define if all C++11 integral type overloads are available in <math.h>. */
1935 #if __cplusplus >= 201103L
1936 /* #undef __CORRECT_ISO_CPP11_MATH_H_PROTO_INT */
1937 #endif
1938 
1939 #endif // _GLIBCXX_CXX_CONFIG_H
os_defines.h
cpu_defines.h
std
ISO C++ entities toplevel namespace is std.
std::terminate
void terminate() noexcept
__gnu_cxx
GNU extensions for public use.