1// Boost config.hpp configuration header file ------------------------------//
2// boostinspect:ndprecated_macros -- tell the inspect tool to ignore this file
3
4// Copyright (c) 2001-2003 John Maddock
5// Copyright (c) 2001 Darin Adler
6// Copyright (c) 2001 Peter Dimov
7// Copyright (c) 2002 Bill Kempf
8// Copyright (c) 2002 Jens Maurer
9// Copyright (c) 2002-2003 David Abrahams
10// Copyright (c) 2003 Gennaro Prota
11// Copyright (c) 2003 Eric Friedman
12// Copyright (c) 2010 Eric Jourdanneau, Joel Falcou
13// Distributed under the Boost Software License, Version 1.0. (See
14// accompanying file LICENSE_1_0.txt or copy at
15// http://www.boost.org/LICENSE_1_0.txt)
16
17// See http://www.boost.org/ for most recent version.
18
19// Boost config.hpp policy and rationale documentation has been moved to
20// http://www.boost.org/libs/config/
21//
22// This file is intended to be stable, and relatively unchanging.
23// It should contain boilerplate code only - no compiler specific
24// code unless it is unavoidable - no changes unless unavoidable.
25
26#ifndef BOOST_CONFIG_SUFFIX_HPP
27#define BOOST_CONFIG_SUFFIX_HPP
28
29#if defined(__GNUC__) && (__GNUC__ >= 4)
30//
31// Some GCC-4.x versions issue warnings even when __extension__ is used,
32// so use this as a workaround:
33//
34#pragma GCC system_header
35#endif
36
37//
38// ensure that visibility macros are always defined, thus symplifying use
39//
40#ifndef BOOST_SYMBOL_EXPORT
41# define BOOST_SYMBOL_EXPORT
42#endif
43#ifndef BOOST_SYMBOL_IMPORT
44# define BOOST_SYMBOL_IMPORT
45#endif
46#ifndef BOOST_SYMBOL_VISIBLE
47# define BOOST_SYMBOL_VISIBLE
48#endif
49
50//
51// look for long long by looking for the appropriate macros in <limits.h>.
52// Note that we use limits.h rather than climits for maximal portability,
53// remember that since these just declare a bunch of macros, there should be
54// no namespace issues from this.
55//
56#if !defined(BOOST_HAS_LONG_LONG) && !defined(BOOST_NO_LONG_LONG) \
57 && !defined(BOOST_MSVC) && !defined(__BORLANDC__)
58# include <limits.h>
59# if (defined(ULLONG_MAX) || defined(ULONG_LONG_MAX) || defined(ULONGLONG_MAX))
60# define BOOST_HAS_LONG_LONG
61# else
62# define BOOST_NO_LONG_LONG
63# endif
64#endif
65
66// GCC 3.x will clean up all of those nasty macro definitions that
67// BOOST_NO_CTYPE_FUNCTIONS is intended to help work around, so undefine
68// it under GCC 3.x.
69#if defined(__GNUC__) && (__GNUC__ >= 3) && defined(BOOST_NO_CTYPE_FUNCTIONS)
70# undef BOOST_NO_CTYPE_FUNCTIONS
71#endif
72
73//
74// Assume any extensions are in namespace std:: unless stated otherwise:
75//
76# ifndef BOOST_STD_EXTENSION_NAMESPACE
77# define BOOST_STD_EXTENSION_NAMESPACE std
78# endif
79
80//
81// If cv-qualified specializations are not allowed, then neither are cv-void ones:
82//
83# if defined(BOOST_NO_CV_SPECIALIZATIONS) \
84 && !defined(BOOST_NO_CV_VOID_SPECIALIZATIONS)
85# define BOOST_NO_CV_VOID_SPECIALIZATIONS
86# endif
87
88//
89// If there is no numeric_limits template, then it can't have any compile time
90// constants either!
91//
92# if defined(BOOST_NO_LIMITS) \
93 && !defined(BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS)
94# define BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS
95# define BOOST_NO_MS_INT64_NUMERIC_LIMITS
96# define BOOST_NO_LONG_LONG_NUMERIC_LIMITS
97# endif
98
99//
100// if there is no long long then there is no specialisation
101// for numeric_limits<long long> either:
102//
103#if !defined(BOOST_HAS_LONG_LONG) && !defined(BOOST_NO_LONG_LONG_NUMERIC_LIMITS)
104# define BOOST_NO_LONG_LONG_NUMERIC_LIMITS
105#endif
106
107//
108// if there is no __int64 then there is no specialisation
109// for numeric_limits<__int64> either:
110//
111#if !defined(BOOST_HAS_MS_INT64) && !defined(BOOST_NO_MS_INT64_NUMERIC_LIMITS)
112# define BOOST_NO_MS_INT64_NUMERIC_LIMITS
113#endif
114
115//
116// if member templates are supported then so is the
117// VC6 subset of member templates:
118//
119# if !defined(BOOST_NO_MEMBER_TEMPLATES) \
120 && !defined(BOOST_MSVC6_MEMBER_TEMPLATES)
121# define BOOST_MSVC6_MEMBER_TEMPLATES
122# endif
123
124//
125// Without partial specialization, can't test for partial specialisation bugs:
126//
127# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
128 && !defined(BOOST_BCB_PARTIAL_SPECIALIZATION_BUG)
129# define BOOST_BCB_PARTIAL_SPECIALIZATION_BUG
130# endif
131
132//
133// Without partial specialization, we can't have array-type partial specialisations:
134//
135# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
136 && !defined(BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS)
137# define BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS
138# endif
139
140//
141// Without partial specialization, std::iterator_traits can't work:
142//
143# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
144 && !defined(BOOST_NO_STD_ITERATOR_TRAITS)
145# define BOOST_NO_STD_ITERATOR_TRAITS
146# endif
147
148//
149// Without partial specialization, partial
150// specialization with default args won't work either:
151//
152# if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) \
153 && !defined(BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS)
154# define BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS
155# endif
156
157//
158// Without member template support, we can't have template constructors
159// in the standard library either:
160//
161# if defined(BOOST_NO_MEMBER_TEMPLATES) \
162 && !defined(BOOST_MSVC6_MEMBER_TEMPLATES) \
163 && !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)
164# define BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS
165# endif
166
167//
168// Without member template support, we can't have a conforming
169// std::allocator template either:
170//
171# if defined(BOOST_NO_MEMBER_TEMPLATES) \
172 && !defined(BOOST_MSVC6_MEMBER_TEMPLATES) \
173 && !defined(BOOST_NO_STD_ALLOCATOR)
174# define BOOST_NO_STD_ALLOCATOR
175# endif
176
177//
178// without ADL support then using declarations will break ADL as well:
179//
180#if defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP) && !defined(BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL)
181# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
182#endif
183
184//
185// Without typeid support we have no dynamic RTTI either:
186//
187#if defined(BOOST_NO_TYPEID) && !defined(BOOST_NO_RTTI)
188# define BOOST_NO_RTTI
189#endif
190
191//
192// If we have a standard allocator, then we have a partial one as well:
193//
194#if !defined(BOOST_NO_STD_ALLOCATOR)
195# define BOOST_HAS_PARTIAL_STD_ALLOCATOR
196#endif
197
198//
199// We can't have a working std::use_facet if there is no std::locale:
200//
201# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_USE_FACET)
202# define BOOST_NO_STD_USE_FACET
203# endif
204
205//
206// We can't have a std::messages facet if there is no std::locale:
207//
208# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_MESSAGES)
209# define BOOST_NO_STD_MESSAGES
210# endif
211
212//
213// We can't have a working std::wstreambuf if there is no std::locale:
214//
215# if defined(BOOST_NO_STD_LOCALE) && !defined(BOOST_NO_STD_WSTREAMBUF)
216# define BOOST_NO_STD_WSTREAMBUF
217# endif
218
219//
220// We can't have a <cwctype> if there is no <cwchar>:
221//
222# if defined(BOOST_NO_CWCHAR) && !defined(BOOST_NO_CWCTYPE)
223# define BOOST_NO_CWCTYPE
224# endif
225
226//
227// We can't have a swprintf if there is no <cwchar>:
228//
229# if defined(BOOST_NO_CWCHAR) && !defined(BOOST_NO_SWPRINTF)
230# define BOOST_NO_SWPRINTF
231# endif
232
233//
234// If Win32 support is turned off, then we must turn off
235// threading support also, unless there is some other
236// thread API enabled:
237//
238#if defined(BOOST_DISABLE_WIN32) && defined(_WIN32) \
239 && !defined(BOOST_DISABLE_THREADS) && !defined(BOOST_HAS_PTHREADS)
240# define BOOST_DISABLE_THREADS
241#endif
242
243//
244// Turn on threading support if the compiler thinks that it's in
245// multithreaded mode. We put this here because there are only a
246// limited number of macros that identify this (if there's any missing
247// from here then add to the appropriate compiler section):
248//
249#if (defined(__MT__) || defined(_MT) || defined(_REENTRANT) \
250 || defined(_PTHREADS) || defined(__APPLE__) || defined(__DragonFly__)) \
251 && !defined(BOOST_HAS_THREADS)
252# define BOOST_HAS_THREADS
253#endif
254
255//
256// Turn threading support off if BOOST_DISABLE_THREADS is defined:
257//
258#if defined(BOOST_DISABLE_THREADS) && defined(BOOST_HAS_THREADS)
259# undef BOOST_HAS_THREADS
260#endif
261
262//
263// Turn threading support off if we don't recognise the threading API:
264//
265#if defined(BOOST_HAS_THREADS) && !defined(BOOST_HAS_PTHREADS)\
266 && !defined(BOOST_HAS_WINTHREADS) && !defined(BOOST_HAS_BETHREADS)\
267 && !defined(BOOST_HAS_MPTASKS)
268# undef BOOST_HAS_THREADS
269#endif
270
271//
272// Turn threading detail macros off if we don't (want to) use threading
273//
274#ifndef BOOST_HAS_THREADS
275# undef BOOST_HAS_PTHREADS
276# undef BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
277# undef BOOST_HAS_PTHREAD_YIELD
278# undef BOOST_HAS_PTHREAD_DELAY_NP
279# undef BOOST_HAS_WINTHREADS
280# undef BOOST_HAS_BETHREADS
281# undef BOOST_HAS_MPTASKS
282#endif
283
284//
285// If the compiler claims to be C99 conformant, then it had better
286// have a <stdint.h>:
287//
288# if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901)
289# define BOOST_HAS_STDINT_H
290# ifndef BOOST_HAS_LOG1P
291# define BOOST_HAS_LOG1P
292# endif
293# ifndef BOOST_HAS_EXPM1
294# define BOOST_HAS_EXPM1
295# endif
296# endif
297
298//
299// Define BOOST_NO_SLIST and BOOST_NO_HASH if required.
300// Note that this is for backwards compatibility only.
301//
302# if !defined(BOOST_HAS_SLIST) && !defined(BOOST_NO_SLIST)
303# define BOOST_NO_SLIST
304# endif
305
306# if !defined(BOOST_HAS_HASH) && !defined(BOOST_NO_HASH)
307# define BOOST_NO_HASH
308# endif
309
310//
311// Set BOOST_SLIST_HEADER if not set already:
312//
313#if defined(BOOST_HAS_SLIST) && !defined(BOOST_SLIST_HEADER)
314# define BOOST_SLIST_HEADER <slist>
315#endif
316
317//
318// Set BOOST_HASH_SET_HEADER if not set already:
319//
320#if defined(BOOST_HAS_HASH) && !defined(BOOST_HASH_SET_HEADER)
321# define BOOST_HASH_SET_HEADER <hash_set>
322#endif
323
324//
325// Set BOOST_HASH_MAP_HEADER if not set already:
326//
327#if defined(BOOST_HAS_HASH) && !defined(BOOST_HASH_MAP_HEADER)
328# define BOOST_HASH_MAP_HEADER <hash_map>
329#endif
330
331// BOOST_HAS_ABI_HEADERS
332// This macro gets set if we have headers that fix the ABI,
333// and prevent ODR violations when linking to external libraries:
334#if defined(BOOST_ABI_PREFIX) && defined(BOOST_ABI_SUFFIX) && !defined(BOOST_HAS_ABI_HEADERS)
335# define BOOST_HAS_ABI_HEADERS
336#endif
337
338#if defined(BOOST_HAS_ABI_HEADERS) && defined(BOOST_DISABLE_ABI_HEADERS)
339# undef BOOST_HAS_ABI_HEADERS
340#endif
341
342// BOOST_NO_STDC_NAMESPACE workaround --------------------------------------//
343// Because std::size_t usage is so common, even in boost headers which do not
344// otherwise use the C library, the <cstddef> workaround is included here so
345// that ugly workaround code need not appear in many other boost headers.
346// NOTE WELL: This is a workaround for non-conforming compilers; <cstddef>
347// must still be #included in the usual places so that <cstddef> inclusion
348// works as expected with standard conforming compilers. The resulting
349// double inclusion of <cstddef> is harmless.
350
351# if defined(BOOST_NO_STDC_NAMESPACE) && defined(__cplusplus)
352# include <cstddef>
353 namespace std { using ::ptrdiff_t; using ::size_t; }
354# endif
355
356// Workaround for the unfortunate min/max macros defined by some platform headers
357
358#define BOOST_PREVENT_MACRO_SUBSTITUTION
359
360#ifndef BOOST_USING_STD_MIN
361# define BOOST_USING_STD_MIN() using std::min
362#endif
363
364#ifndef BOOST_USING_STD_MAX
365# define BOOST_USING_STD_MAX() using std::max
366#endif
367
368// BOOST_NO_STD_MIN_MAX workaround -----------------------------------------//
369
370# if defined(BOOST_NO_STD_MIN_MAX) && defined(__cplusplus)
371
372namespace std {
373 template <class _Tp>
374 inline const _Tp& min BOOST_PREVENT_MACRO_SUBSTITUTION (const _Tp& __a, const _Tp& __b) {
375 return __b < __a ? __b : __a;
376 }
377 template <class _Tp>
378 inline const _Tp& max BOOST_PREVENT_MACRO_SUBSTITUTION (const _Tp& __a, const _Tp& __b) {
379 return __a < __b ? __b : __a;
380 }
381}
382
383# endif
384
385// BOOST_STATIC_CONSTANT workaround --------------------------------------- //
386// On compilers which don't allow in-class initialization of static integral
387// constant members, we must use enums as a workaround if we want the constants
388// to be available at compile-time. This macro gives us a convenient way to
389// declare such constants.
390
391# ifdef BOOST_NO_INCLASS_MEMBER_INITIALIZATION
392# define BOOST_STATIC_CONSTANT(type, assignment) enum { assignment }
393# else
394# define BOOST_STATIC_CONSTANT(type, assignment) static const type assignment
395# endif
396
397// BOOST_USE_FACET / HAS_FACET workaround ----------------------------------//
398// When the standard library does not have a conforming std::use_facet there
399// are various workarounds available, but they differ from library to library.
400// The same problem occurs with has_facet.
401// These macros provide a consistent way to access a locale's facets.
402// Usage:
403// replace
404// std::use_facet<Type>(loc);
405// with
406// BOOST_USE_FACET(Type, loc);
407// Note do not add a std:: prefix to the front of BOOST_USE_FACET!
408// Use for BOOST_HAS_FACET is analogous.
409
410#if defined(BOOST_NO_STD_USE_FACET)
411# ifdef BOOST_HAS_TWO_ARG_USE_FACET
412# define BOOST_USE_FACET(Type, loc) std::use_facet(loc, static_cast<Type*>(0))
413# define BOOST_HAS_FACET(Type, loc) std::has_facet(loc, static_cast<Type*>(0))
414# elif defined(BOOST_HAS_MACRO_USE_FACET)
415# define BOOST_USE_FACET(Type, loc) std::_USE(loc, Type)
416# define BOOST_HAS_FACET(Type, loc) std::_HAS(loc, Type)
417# elif defined(BOOST_HAS_STLP_USE_FACET)
418# define BOOST_USE_FACET(Type, loc) (*std::_Use_facet<Type >(loc))
419# define BOOST_HAS_FACET(Type, loc) std::has_facet< Type >(loc)
420# endif
421#else
422# define BOOST_USE_FACET(Type, loc) std::use_facet< Type >(loc)
423# define BOOST_HAS_FACET(Type, loc) std::has_facet< Type >(loc)
424#endif
425
426// BOOST_NESTED_TEMPLATE workaround ------------------------------------------//
427// Member templates are supported by some compilers even though they can't use
428// the A::template member<U> syntax, as a workaround replace:
429//
430// typedef typename A::template rebind<U> binder;
431//
432// with:
433//
434// typedef typename A::BOOST_NESTED_TEMPLATE rebind<U> binder;
435
436#ifndef BOOST_NO_MEMBER_TEMPLATE_KEYWORD
437# define BOOST_NESTED_TEMPLATE template
438#else
439# define BOOST_NESTED_TEMPLATE
440#endif
441
442// BOOST_UNREACHABLE_RETURN(x) workaround -------------------------------------//
443// Normally evaluates to nothing, unless BOOST_NO_UNREACHABLE_RETURN_DETECTION
444// is defined, in which case it evaluates to return x; Use when you have a return
445// statement that can never be reached.
446
447#ifndef BOOST_UNREACHABLE_RETURN
448# ifdef BOOST_NO_UNREACHABLE_RETURN_DETECTION
449# define BOOST_UNREACHABLE_RETURN(x) return x;
450# else
451# define BOOST_UNREACHABLE_RETURN(x)
452# endif
453#endif
454
455// BOOST_DEDUCED_TYPENAME workaround ------------------------------------------//
456//
457// Some compilers don't support the use of `typename' for dependent
458// types in deduced contexts, e.g.
459//
460// template <class T> void f(T, typename T::type);
461// ^^^^^^^^
462// Replace these declarations with:
463//
464// template <class T> void f(T, BOOST_DEDUCED_TYPENAME T::type);
465
466#ifndef BOOST_NO_DEDUCED_TYPENAME
467# define BOOST_DEDUCED_TYPENAME typename
468#else
469# define BOOST_DEDUCED_TYPENAME
470#endif
471
472#ifndef BOOST_NO_TYPENAME_WITH_CTOR
473# define BOOST_CTOR_TYPENAME typename
474#else
475# define BOOST_CTOR_TYPENAME
476#endif
477
478// long long workaround ------------------------------------------//
479// On gcc (and maybe other compilers?) long long is alway supported
480// but it's use may generate either warnings (with -ansi), or errors
481// (with -pedantic -ansi) unless it's use is prefixed by __extension__
482//
483#if defined(BOOST_HAS_LONG_LONG) && defined(__cplusplus)
484namespace boost{
485# ifdef __GNUC__
486 __extension__ typedef long long long_long_type;
487 __extension__ typedef unsigned long long ulong_long_type;
488# else
489 typedef long long long_long_type;
490 typedef unsigned long long ulong_long_type;
491# endif
492}
493#endif
494// same again for __int128:
495#if defined(BOOST_HAS_INT128) && defined(__cplusplus)
496namespace boost{
497# ifdef __GNUC__
498 __extension__ typedef __int128 int128_type;
499 __extension__ typedef unsigned __int128 uint128_type;
500# else
501 typedef __int128 int128_type;
502 typedef unsigned __int128 uint128_type;
503# endif
504}
505#endif
506// same again for __float128:
507#if defined(BOOST_HAS_FLOAT128) && defined(__cplusplus)
508namespace boost {
509# ifdef __GNUC__
510 __extension__ typedef __float128 float128_type;
511# else
512 typedef __float128 float128_type;
513# endif
514}
515#endif
516
517// BOOST_[APPEND_]EXPLICIT_TEMPLATE_[NON_]TYPE macros --------------------------//
518
519// These macros are obsolete. Port away and remove.
520
521# define BOOST_EXPLICIT_TEMPLATE_TYPE(t)
522# define BOOST_EXPLICIT_TEMPLATE_TYPE_SPEC(t)
523# define BOOST_EXPLICIT_TEMPLATE_NON_TYPE(t, v)
524# define BOOST_EXPLICIT_TEMPLATE_NON_TYPE_SPEC(t, v)
525
526# define BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE(t)
527# define BOOST_APPEND_EXPLICIT_TEMPLATE_TYPE_SPEC(t)
528# define BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE(t, v)
529# define BOOST_APPEND_EXPLICIT_TEMPLATE_NON_TYPE_SPEC(t, v)
530
531// When BOOST_NO_STD_TYPEINFO is defined, we can just import
532// the global definition into std namespace:
533#if defined(BOOST_NO_STD_TYPEINFO) && defined(__cplusplus)
534#include <typeinfo>
535namespace std{ using ::type_info; }
536#endif
537
538// ---------------------------------------------------------------------------//
539
540// Helper macro BOOST_STRINGIZE:
541// Helper macro BOOST_JOIN:
542
543#include <boost/config/helper_macros.hpp>
544
545//
546// Set some default values for compiler/library/platform names.
547// These are for debugging config setup only:
548//
549# ifndef BOOST_COMPILER
550# define BOOST_COMPILER "Unknown ISO C++ Compiler"
551# endif
552# ifndef BOOST_STDLIB
553# define BOOST_STDLIB "Unknown ISO standard library"
554# endif
555# ifndef BOOST_PLATFORM
556# if defined(unix) || defined(__unix) || defined(_XOPEN_SOURCE) \
557 || defined(_POSIX_SOURCE)
558# define BOOST_PLATFORM "Generic Unix"
559# else
560# define BOOST_PLATFORM "Unknown"
561# endif
562# endif
563
564//
565// Set some default values GPU support
566//
567# ifndef BOOST_GPU_ENABLED
568# define BOOST_GPU_ENABLED
569# endif
570
571// BOOST_RESTRICT ---------------------------------------------//
572// Macro to use in place of 'restrict' keyword variants
573#if !defined(BOOST_RESTRICT)
574# if defined(_MSC_VER)
575# define BOOST_RESTRICT __restrict
576# if !defined(BOOST_NO_RESTRICT_REFERENCES) && (_MSC_FULL_VER < 190023026)
577# define BOOST_NO_RESTRICT_REFERENCES
578# endif
579# elif defined(__GNUC__) && __GNUC__ > 3
580 // Clang also defines __GNUC__ (as 4)
581# define BOOST_RESTRICT __restrict__
582# else
583# define BOOST_RESTRICT
584# if !defined(BOOST_NO_RESTRICT_REFERENCES)
585# define BOOST_NO_RESTRICT_REFERENCES
586# endif
587# endif
588#endif
589
590// BOOST_MAY_ALIAS -----------------------------------------------//
591// The macro expands to an attribute to mark a type that is allowed to alias other types.
592// The macro is defined in the compiler-specific headers.
593#if !defined(BOOST_MAY_ALIAS)
594# define BOOST_NO_MAY_ALIAS
595# define BOOST_MAY_ALIAS
596#endif
597
598// BOOST_FORCEINLINE ---------------------------------------------//
599// Macro to use in place of 'inline' to force a function to be inline
600#if !defined(BOOST_FORCEINLINE)
601# if defined(_MSC_VER)
602# define BOOST_FORCEINLINE __forceinline
603# elif defined(__GNUC__) && __GNUC__ > 3
604 // Clang also defines __GNUC__ (as 4)
605# define BOOST_FORCEINLINE inline __attribute__ ((__always_inline__))
606# else
607# define BOOST_FORCEINLINE inline
608# endif
609#endif
610
611// BOOST_NOINLINE ---------------------------------------------//
612// Macro to use in place of 'inline' to prevent a function to be inlined
613#if !defined(BOOST_NOINLINE)
614# if defined(_MSC_VER)
615# define BOOST_NOINLINE __declspec(noinline)
616# elif defined(__GNUC__) && __GNUC__ > 3
617 // Clang also defines __GNUC__ (as 4)
618# if defined(__CUDACC__)
619 // nvcc doesn't always parse __noinline__,
620 // see: https://svn.boost.org/trac/boost/ticket/9392
621# define BOOST_NOINLINE __attribute__ ((noinline))
622# else
623# define BOOST_NOINLINE __attribute__ ((__noinline__))
624# endif
625# else
626# define BOOST_NOINLINE
627# endif
628#endif
629
630// BOOST_NORETURN ---------------------------------------------//
631// Macro to use before a function declaration/definition to designate
632// the function as not returning normally (i.e. with a return statement
633// or by leaving the function scope, if the function return type is void).
634#if !defined(BOOST_NORETURN)
635# if defined(_MSC_VER)
636# define BOOST_NORETURN __declspec(noreturn)
637# elif defined(__GNUC__)
638# define BOOST_NORETURN __attribute__ ((__noreturn__))
639# elif defined(__has_attribute) && defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x5130)
640# if __has_attribute(noreturn)
641# define BOOST_NORETURN [[noreturn]]
642# endif
643# elif defined(__has_cpp_attribute)
644# if __has_cpp_attribute(noreturn)
645# define BOOST_NORETURN [[noreturn]]
646# endif
647# endif
648#endif
649
650#if !defined(BOOST_NORETURN)
651# define BOOST_NO_NORETURN
652# define BOOST_NORETURN
653#endif
654
655// Branch prediction hints
656// These macros are intended to wrap conditional expressions that yield true or false
657//
658// if (BOOST_LIKELY(var == 10))
659// {
660// // the most probable code here
661// }
662//
663#if !defined(BOOST_LIKELY)
664# define BOOST_LIKELY(x) x
665#endif
666#if !defined(BOOST_UNLIKELY)
667# define BOOST_UNLIKELY(x) x
668#endif
669
670// Type and data alignment specification
671//
672#if !defined(BOOST_ALIGNMENT)
673# if !defined(BOOST_NO_CXX11_ALIGNAS)
674# define BOOST_ALIGNMENT(x) alignas(x)
675# elif defined(_MSC_VER)
676# define BOOST_ALIGNMENT(x) __declspec(align(x))
677# elif defined(__GNUC__)
678# define BOOST_ALIGNMENT(x) __attribute__ ((__aligned__(x)))
679# else
680# define BOOST_NO_ALIGNMENT
681# define BOOST_ALIGNMENT(x)
682# endif
683#endif
684
685// Lack of non-public defaulted functions is implied by the lack of any defaulted functions
686#if !defined(BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS) && defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS)
687# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS
688#endif
689
690// Lack of defaulted moves is implied by the lack of either rvalue references or any defaulted functions
691#if !defined(BOOST_NO_CXX11_DEFAULTED_MOVES) && (defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) || defined(BOOST_NO_CXX11_RVALUE_REFERENCES))
692# define BOOST_NO_CXX11_DEFAULTED_MOVES
693#endif
694
695// Defaulted and deleted function declaration helpers
696// These macros are intended to be inside a class definition.
697// BOOST_DEFAULTED_FUNCTION accepts the function declaration and its
698// body, which will be used if the compiler doesn't support defaulted functions.
699// BOOST_DELETED_FUNCTION only accepts the function declaration. It
700// will expand to a private function declaration, if the compiler doesn't support
701// deleted functions. Because of this it is recommended to use BOOST_DELETED_FUNCTION
702// in the end of the class definition.
703//
704// class my_class
705// {
706// public:
707// // Default-constructible
708// BOOST_DEFAULTED_FUNCTION(my_class(), {})
709// // Copying prohibited
710// BOOST_DELETED_FUNCTION(my_class(my_class const&))
711// BOOST_DELETED_FUNCTION(my_class& operator= (my_class const&))
712// };
713//
714#if !(defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) || defined(BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS))
715# define BOOST_DEFAULTED_FUNCTION(fun, body) fun = default;
716#else
717# define BOOST_DEFAULTED_FUNCTION(fun, body) fun body
718#endif
719
720#if !defined(BOOST_NO_CXX11_DELETED_FUNCTIONS)
721# define BOOST_DELETED_FUNCTION(fun) fun = delete;
722#else
723# define BOOST_DELETED_FUNCTION(fun) private: fun;
724#endif
725
726//
727// Set BOOST_NO_DECLTYPE_N3276 when BOOST_NO_DECLTYPE is defined
728//
729#if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_CXX11_DECLTYPE_N3276)
730#define BOOST_NO_CXX11_DECLTYPE_N3276 BOOST_NO_CXX11_DECLTYPE
731#endif
732
733// -------------------- Deprecated macros for 1.50 ---------------------------
734// These will go away in a future release
735
736// Use BOOST_NO_CXX11_HDR_UNORDERED_SET or BOOST_NO_CXX11_HDR_UNORDERED_MAP
737// instead of BOOST_NO_STD_UNORDERED
738#if defined(BOOST_NO_CXX11_HDR_UNORDERED_MAP) || defined (BOOST_NO_CXX11_HDR_UNORDERED_SET)
739# ifndef BOOST_NO_CXX11_STD_UNORDERED
740# define BOOST_NO_CXX11_STD_UNORDERED
741# endif
742#endif
743
744// Use BOOST_NO_CXX11_HDR_INITIALIZER_LIST instead of BOOST_NO_INITIALIZER_LISTS
745#if defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) && !defined(BOOST_NO_INITIALIZER_LISTS)
746# define BOOST_NO_INITIALIZER_LISTS
747#endif
748
749// Use BOOST_NO_CXX11_HDR_ARRAY instead of BOOST_NO_0X_HDR_ARRAY
750#if defined(BOOST_NO_CXX11_HDR_ARRAY) && !defined(BOOST_NO_0X_HDR_ARRAY)
751# define BOOST_NO_0X_HDR_ARRAY
752#endif
753// Use BOOST_NO_CXX11_HDR_CHRONO instead of BOOST_NO_0X_HDR_CHRONO
754#if defined(BOOST_NO_CXX11_HDR_CHRONO) && !defined(BOOST_NO_0X_HDR_CHRONO)
755# define BOOST_NO_0X_HDR_CHRONO
756#endif
757// Use BOOST_NO_CXX11_HDR_CODECVT instead of BOOST_NO_0X_HDR_CODECVT
758#if defined(BOOST_NO_CXX11_HDR_CODECVT) && !defined(BOOST_NO_0X_HDR_CODECVT)
759# define BOOST_NO_0X_HDR_CODECVT
760#endif
761// Use BOOST_NO_CXX11_HDR_CONDITION_VARIABLE instead of BOOST_NO_0X_HDR_CONDITION_VARIABLE
762#if defined(BOOST_NO_CXX11_HDR_CONDITION_VARIABLE) && !defined(BOOST_NO_0X_HDR_CONDITION_VARIABLE)
763# define BOOST_NO_0X_HDR_CONDITION_VARIABLE
764#endif
765// Use BOOST_NO_CXX11_HDR_FORWARD_LIST instead of BOOST_NO_0X_HDR_FORWARD_LIST
766#if defined(BOOST_NO_CXX11_HDR_FORWARD_LIST) && !defined(BOOST_NO_0X_HDR_FORWARD_LIST)
767# define BOOST_NO_0X_HDR_FORWARD_LIST
768#endif
769// Use BOOST_NO_CXX11_HDR_FUTURE instead of BOOST_NO_0X_HDR_FUTURE
770#if defined(BOOST_NO_CXX11_HDR_FUTURE) && !defined(BOOST_NO_0X_HDR_FUTURE)
771# define BOOST_NO_0X_HDR_FUTURE
772#endif
773
774// Use BOOST_NO_CXX11_HDR_INITIALIZER_LIST
775// instead of BOOST_NO_0X_HDR_INITIALIZER_LIST or BOOST_NO_INITIALIZER_LISTS
776#ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
777# ifndef BOOST_NO_0X_HDR_INITIALIZER_LIST
778# define BOOST_NO_0X_HDR_INITIALIZER_LIST
779# endif
780# ifndef BOOST_NO_INITIALIZER_LISTS
781# define BOOST_NO_INITIALIZER_LISTS
782# endif
783#endif
784
785// Use BOOST_NO_CXX11_HDR_MUTEX instead of BOOST_NO_0X_HDR_MUTEX
786#if defined(BOOST_NO_CXX11_HDR_MUTEX) && !defined(BOOST_NO_0X_HDR_MUTEX)
787# define BOOST_NO_0X_HDR_MUTEX
788#endif
789// Use BOOST_NO_CXX11_HDR_RANDOM instead of BOOST_NO_0X_HDR_RANDOM
790#if defined(BOOST_NO_CXX11_HDR_RANDOM) && !defined(BOOST_NO_0X_HDR_RANDOM)
791# define BOOST_NO_0X_HDR_RANDOM
792#endif
793// Use BOOST_NO_CXX11_HDR_RATIO instead of BOOST_NO_0X_HDR_RATIO
794#if defined(BOOST_NO_CXX11_HDR_RATIO) && !defined(BOOST_NO_0X_HDR_RATIO)
795# define BOOST_NO_0X_HDR_RATIO
796#endif
797// Use BOOST_NO_CXX11_HDR_REGEX instead of BOOST_NO_0X_HDR_REGEX
798#if defined(BOOST_NO_CXX11_HDR_REGEX) && !defined(BOOST_NO_0X_HDR_REGEX)
799# define BOOST_NO_0X_HDR_REGEX
800#endif
801// Use BOOST_NO_CXX11_HDR_SYSTEM_ERROR instead of BOOST_NO_0X_HDR_SYSTEM_ERROR
802#if defined(BOOST_NO_CXX11_HDR_SYSTEM_ERROR) && !defined(BOOST_NO_0X_HDR_SYSTEM_ERROR)
803# define BOOST_NO_0X_HDR_SYSTEM_ERROR
804#endif
805// Use BOOST_NO_CXX11_HDR_THREAD instead of BOOST_NO_0X_HDR_THREAD
806#if defined(BOOST_NO_CXX11_HDR_THREAD) && !defined(BOOST_NO_0X_HDR_THREAD)
807# define BOOST_NO_0X_HDR_THREAD
808#endif
809// Use BOOST_NO_CXX11_HDR_TUPLE instead of BOOST_NO_0X_HDR_TUPLE
810#if defined(BOOST_NO_CXX11_HDR_TUPLE) && !defined(BOOST_NO_0X_HDR_TUPLE)
811# define BOOST_NO_0X_HDR_TUPLE
812#endif
813// Use BOOST_NO_CXX11_HDR_TYPE_TRAITS instead of BOOST_NO_0X_HDR_TYPE_TRAITS
814#if defined(BOOST_NO_CXX11_HDR_TYPE_TRAITS) && !defined(BOOST_NO_0X_HDR_TYPE_TRAITS)
815# define BOOST_NO_0X_HDR_TYPE_TRAITS
816#endif
817// Use BOOST_NO_CXX11_HDR_TYPEINDEX instead of BOOST_NO_0X_HDR_TYPEINDEX
818#if defined(BOOST_NO_CXX11_HDR_TYPEINDEX) && !defined(BOOST_NO_0X_HDR_TYPEINDEX)
819# define BOOST_NO_0X_HDR_TYPEINDEX
820#endif
821// Use BOOST_NO_CXX11_HDR_UNORDERED_MAP instead of BOOST_NO_0X_HDR_UNORDERED_MAP
822#if defined(BOOST_NO_CXX11_HDR_UNORDERED_MAP) && !defined(BOOST_NO_0X_HDR_UNORDERED_MAP)
823# define BOOST_NO_0X_HDR_UNORDERED_MAP
824#endif
825// Use BOOST_NO_CXX11_HDR_UNORDERED_SET instead of BOOST_NO_0X_HDR_UNORDERED_SET
826#if defined(BOOST_NO_CXX11_HDR_UNORDERED_SET) && !defined(BOOST_NO_0X_HDR_UNORDERED_SET)
827# define BOOST_NO_0X_HDR_UNORDERED_SET
828#endif
829
830// ------------------ End of deprecated macros for 1.50 ---------------------------
831
832// -------------------- Deprecated macros for 1.51 ---------------------------
833// These will go away in a future release
834
835// Use BOOST_NO_CXX11_AUTO_DECLARATIONS instead of BOOST_NO_AUTO_DECLARATIONS
836#if defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && !defined(BOOST_NO_AUTO_DECLARATIONS)
837# define BOOST_NO_AUTO_DECLARATIONS
838#endif
839// Use BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS instead of BOOST_NO_AUTO_MULTIDECLARATIONS
840#if defined(BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS) && !defined(BOOST_NO_AUTO_MULTIDECLARATIONS)
841# define BOOST_NO_AUTO_MULTIDECLARATIONS
842#endif
843// Use BOOST_NO_CXX11_CHAR16_T instead of BOOST_NO_CHAR16_T
844#if defined(BOOST_NO_CXX11_CHAR16_T) && !defined(BOOST_NO_CHAR16_T)
845# define BOOST_NO_CHAR16_T
846#endif
847// Use BOOST_NO_CXX11_CHAR32_T instead of BOOST_NO_CHAR32_T
848#if defined(BOOST_NO_CXX11_CHAR32_T) && !defined(BOOST_NO_CHAR32_T)
849# define BOOST_NO_CHAR32_T
850#endif
851// Use BOOST_NO_CXX11_TEMPLATE_ALIASES instead of BOOST_NO_TEMPLATE_ALIASES
852#if defined(BOOST_NO_CXX11_TEMPLATE_ALIASES) && !defined(BOOST_NO_TEMPLATE_ALIASES)
853# define BOOST_NO_TEMPLATE_ALIASES
854#endif
855// Use BOOST_NO_CXX11_CONSTEXPR instead of BOOST_NO_CONSTEXPR
856#if defined(BOOST_NO_CXX11_CONSTEXPR) && !defined(BOOST_NO_CONSTEXPR)
857# define BOOST_NO_CONSTEXPR
858#endif
859// Use BOOST_NO_CXX11_DECLTYPE_N3276 instead of BOOST_NO_DECLTYPE_N3276
860#if defined(BOOST_NO_CXX11_DECLTYPE_N3276) && !defined(BOOST_NO_DECLTYPE_N3276)
861# define BOOST_NO_DECLTYPE_N3276
862#endif
863// Use BOOST_NO_CXX11_DECLTYPE instead of BOOST_NO_DECLTYPE
864#if defined(BOOST_NO_CXX11_DECLTYPE) && !defined(BOOST_NO_DECLTYPE)
865# define BOOST_NO_DECLTYPE
866#endif
867// Use BOOST_NO_CXX11_DEFAULTED_FUNCTIONS instead of BOOST_NO_DEFAULTED_FUNCTIONS
868#if defined(BOOST_NO_CXX11_DEFAULTED_FUNCTIONS) && !defined(BOOST_NO_DEFAULTED_FUNCTIONS)
869# define BOOST_NO_DEFAULTED_FUNCTIONS
870#endif
871// Use BOOST_NO_CXX11_DELETED_FUNCTIONS instead of BOOST_NO_DELETED_FUNCTIONS
872#if defined(BOOST_NO_CXX11_DELETED_FUNCTIONS) && !defined(BOOST_NO_DELETED_FUNCTIONS)
873# define BOOST_NO_DELETED_FUNCTIONS
874#endif
875// Use BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS instead of BOOST_NO_EXPLICIT_CONVERSION_OPERATORS
876#if defined(BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS) && !defined(BOOST_NO_EXPLICIT_CONVERSION_OPERATORS)
877# define BOOST_NO_EXPLICIT_CONVERSION_OPERATORS
878#endif
879// Use BOOST_NO_CXX11_EXTERN_TEMPLATE instead of BOOST_NO_EXTERN_TEMPLATE
880#if defined(BOOST_NO_CXX11_EXTERN_TEMPLATE) && !defined(BOOST_NO_EXTERN_TEMPLATE)
881# define BOOST_NO_EXTERN_TEMPLATE
882#endif
883// Use BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS instead of BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS
884#if defined(BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS) && !defined(BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS)
885# define BOOST_NO_FUNCTION_TEMPLATE_DEFAULT_ARGS
886#endif
887// Use BOOST_NO_CXX11_LAMBDAS instead of BOOST_NO_LAMBDAS
888#if defined(BOOST_NO_CXX11_LAMBDAS) && !defined(BOOST_NO_LAMBDAS)
889# define BOOST_NO_LAMBDAS
890#endif
891// Use BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS instead of BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS
892#if defined(BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS) && !defined(BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS)
893# define BOOST_NO_LOCAL_CLASS_TEMPLATE_PARAMETERS
894#endif
895// Use BOOST_NO_CXX11_NOEXCEPT instead of BOOST_NO_NOEXCEPT
896#if defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_NOEXCEPT)
897# define BOOST_NO_NOEXCEPT
898#endif
899// Use BOOST_NO_CXX11_NULLPTR instead of BOOST_NO_NULLPTR
900#if defined(BOOST_NO_CXX11_NULLPTR) && !defined(BOOST_NO_NULLPTR)
901# define BOOST_NO_NULLPTR
902#endif
903// Use BOOST_NO_CXX11_RAW_LITERALS instead of BOOST_NO_RAW_LITERALS
904#if defined(BOOST_NO_CXX11_RAW_LITERALS) && !defined(BOOST_NO_RAW_LITERALS)
905# define BOOST_NO_RAW_LITERALS
906#endif
907// Use BOOST_NO_CXX11_RVALUE_REFERENCES instead of BOOST_NO_RVALUE_REFERENCES
908#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_RVALUE_REFERENCES)
909# define BOOST_NO_RVALUE_REFERENCES
910#endif
911// Use BOOST_NO_CXX11_SCOPED_ENUMS instead of BOOST_NO_SCOPED_ENUMS
912#if defined(BOOST_NO_CXX11_SCOPED_ENUMS) && !defined(BOOST_NO_SCOPED_ENUMS)
913# define BOOST_NO_SCOPED_ENUMS
914#endif
915// Use BOOST_NO_CXX11_STATIC_ASSERT instead of BOOST_NO_STATIC_ASSERT
916#if defined(BOOST_NO_CXX11_STATIC_ASSERT) && !defined(BOOST_NO_STATIC_ASSERT)
917# define BOOST_NO_STATIC_ASSERT
918#endif
919// Use BOOST_NO_CXX11_STD_UNORDERED instead of BOOST_NO_STD_UNORDERED
920#if defined(BOOST_NO_CXX11_STD_UNORDERED) && !defined(BOOST_NO_STD_UNORDERED)
921# define BOOST_NO_STD_UNORDERED
922#endif
923// Use BOOST_NO_CXX11_UNICODE_LITERALS instead of BOOST_NO_UNICODE_LITERALS
924#if defined(BOOST_NO_CXX11_UNICODE_LITERALS) && !defined(BOOST_NO_UNICODE_LITERALS)
925# define BOOST_NO_UNICODE_LITERALS
926#endif
927// Use BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX instead of BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX
928#if defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX) && !defined(BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX)
929# define BOOST_NO_UNIFIED_INITIALIZATION_SYNTAX
930#endif
931// Use BOOST_NO_CXX11_VARIADIC_TEMPLATES instead of BOOST_NO_VARIADIC_TEMPLATES
932#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_VARIADIC_TEMPLATES)
933# define BOOST_NO_VARIADIC_TEMPLATES
934#endif
935// Use BOOST_NO_CXX11_VARIADIC_MACROS instead of BOOST_NO_VARIADIC_MACROS
936#if defined(BOOST_NO_CXX11_VARIADIC_MACROS) && !defined(BOOST_NO_VARIADIC_MACROS)
937# define BOOST_NO_VARIADIC_MACROS
938#endif
939// Use BOOST_NO_CXX11_NUMERIC_LIMITS instead of BOOST_NO_NUMERIC_LIMITS_LOWEST
940#if defined(BOOST_NO_CXX11_NUMERIC_LIMITS) && !defined(BOOST_NO_NUMERIC_LIMITS_LOWEST)
941# define BOOST_NO_NUMERIC_LIMITS_LOWEST
942#endif
943// ------------------ End of deprecated macros for 1.51 ---------------------------
944
945
946
947//
948// Helper macros BOOST_NOEXCEPT, BOOST_NOEXCEPT_IF, BOOST_NOEXCEPT_EXPR
949// These aid the transition to C++11 while still supporting C++03 compilers
950//
951#ifdef BOOST_NO_CXX11_NOEXCEPT
952# define BOOST_NOEXCEPT
953# define BOOST_NOEXCEPT_OR_NOTHROW throw()
954# define BOOST_NOEXCEPT_IF(Predicate)
955# define BOOST_NOEXCEPT_EXPR(Expression) false
956#else
957# define BOOST_NOEXCEPT noexcept
958# define BOOST_NOEXCEPT_OR_NOTHROW noexcept
959# define BOOST_NOEXCEPT_IF(Predicate) noexcept((Predicate))
960# define BOOST_NOEXCEPT_EXPR(Expression) noexcept((Expression))
961#endif
962//
963// Helper macro BOOST_FALLTHROUGH
964// Fallback definition of BOOST_FALLTHROUGH macro used to mark intended
965// fall-through between case labels in a switch statement. We use a definition
966// that requires a semicolon after it to avoid at least one type of misuse even
967// on unsupported compilers.
968//
969#ifndef BOOST_FALLTHROUGH
970# define BOOST_FALLTHROUGH ((void)0)
971#endif
972
973//
974// constexpr workarounds
975//
976#if defined(BOOST_NO_CXX11_CONSTEXPR)
977#define BOOST_CONSTEXPR
978#define BOOST_CONSTEXPR_OR_CONST const
979#else
980#define BOOST_CONSTEXPR constexpr
981#define BOOST_CONSTEXPR_OR_CONST constexpr
982#endif
983#if defined(BOOST_NO_CXX14_CONSTEXPR)
984#define BOOST_CXX14_CONSTEXPR
985#else
986#define BOOST_CXX14_CONSTEXPR constexpr
987#endif
988
989//
990// Unused variable/typedef workarounds:
991//
992#ifndef BOOST_ATTRIBUTE_UNUSED
993# define BOOST_ATTRIBUTE_UNUSED
994#endif
995
996#define BOOST_STATIC_CONSTEXPR static BOOST_CONSTEXPR_OR_CONST
997
998//
999// Set BOOST_HAS_STATIC_ASSERT when BOOST_NO_CXX11_STATIC_ASSERT is not defined
1000//
1001#if !defined(BOOST_NO_CXX11_STATIC_ASSERT) && !defined(BOOST_HAS_STATIC_ASSERT)
1002# define BOOST_HAS_STATIC_ASSERT
1003#endif
1004
1005//
1006// Set BOOST_HAS_RVALUE_REFS when BOOST_NO_CXX11_RVALUE_REFERENCES is not defined
1007//
1008#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_HAS_RVALUE_REFS)
1009#define BOOST_HAS_RVALUE_REFS
1010#endif
1011
1012//
1013// Set BOOST_HAS_VARIADIC_TMPL when BOOST_NO_CXX11_VARIADIC_TEMPLATES is not defined
1014//
1015#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_HAS_VARIADIC_TMPL)
1016#define BOOST_HAS_VARIADIC_TMPL
1017#endif
1018//
1019// Set BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS when
1020// BOOST_NO_CXX11_VARIADIC_TEMPLATES is set:
1021//
1022#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) && !defined(BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS)
1023# define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS
1024#endif
1025
1026//
1027// Finish off with checks for macros that are depricated / no longer supported,
1028// if any of these are set then it's very likely that much of Boost will no
1029// longer work. So stop with a #error for now, but give the user a chance
1030// to continue at their own risk if they really want to:
1031//
1032#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_CONFIG_ALLOW_DEPRECATED)
1033# error "You are using a compiler which lacks features which are now a minimum requirement in order to use Boost, define BOOST_CONFIG_ALLOW_DEPRECATED if you want to continue at your own risk!!!"
1034#endif
1035
1036#endif
1037