Macros.h
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1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra.
3 //
4 // Copyright (C) 2008-2015 Gael Guennebaud <gael.guennebaud@inria.fr>
5 // Copyright (C) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com>
6 //
7 // This Source Code Form is subject to the terms of the Mozilla
8 // Public License v. 2.0. If a copy of the MPL was not distributed
9 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
10 
11 #ifndef EIGEN_MACROS_H
12 #define EIGEN_MACROS_H
13 
14 #define EIGEN_WORLD_VERSION 3
15 #define EIGEN_MAJOR_VERSION 3
16 #define EIGEN_MINOR_VERSION 7
17 
18 #define EIGEN_VERSION_AT_LEAST(x,y,z) (EIGEN_WORLD_VERSION>x || (EIGEN_WORLD_VERSION>=x && \
19  (EIGEN_MAJOR_VERSION>y || (EIGEN_MAJOR_VERSION>=y && \
20  EIGEN_MINOR_VERSION>=z))))
21 
22 // Compiler identification, EIGEN_COMP_*
23 
25 #ifdef __GNUC__
26  #define EIGEN_COMP_GNUC 1
27 #else
28  #define EIGEN_COMP_GNUC 0
29 #endif
30 
32 #if defined(__clang__)
33  #define EIGEN_COMP_CLANG (__clang_major__*100+__clang_minor__)
34 #else
35  #define EIGEN_COMP_CLANG 0
36 #endif
37 
38 
40 #if defined(__llvm__)
41  #define EIGEN_COMP_LLVM 1
42 #else
43  #define EIGEN_COMP_LLVM 0
44 #endif
45 
47 #if defined(__INTEL_COMPILER)
48  #define EIGEN_COMP_ICC __INTEL_COMPILER
49 #else
50  #define EIGEN_COMP_ICC 0
51 #endif
52 
54 #if defined(__MINGW32__)
55  #define EIGEN_COMP_MINGW 1
56 #else
57  #define EIGEN_COMP_MINGW 0
58 #endif
59 
61 #if defined(__SUNPRO_CC)
62  #define EIGEN_COMP_SUNCC 1
63 #else
64  #define EIGEN_COMP_SUNCC 0
65 #endif
66 
68 #if defined(_MSC_VER)
69  #define EIGEN_COMP_MSVC _MSC_VER
70 #else
71  #define EIGEN_COMP_MSVC 0
72 #endif
73 
74 // For the record, here is a table summarizing the possible values for EIGEN_COMP_MSVC:
75 // name ver MSC_VER
76 // 2008 9 1500
77 // 2010 10 1600
78 // 2012 11 1700
79 // 2013 12 1800
80 // 2015 14 1900
81 // "15" 15 1900
82 
84 #if EIGEN_COMP_MSVC && !(EIGEN_COMP_ICC || EIGEN_COMP_LLVM || EIGEN_COMP_CLANG)
85  #define EIGEN_COMP_MSVC_STRICT _MSC_VER
86 #else
87  #define EIGEN_COMP_MSVC_STRICT 0
88 #endif
89 
91 #if defined(__IBMCPP__) || defined(__xlc__)
92  #define EIGEN_COMP_IBM 1
93 #else
94  #define EIGEN_COMP_IBM 0
95 #endif
96 
98 #if defined(__PGI)
99  #define EIGEN_COMP_PGI 1
100 #else
101  #define EIGEN_COMP_PGI 0
102 #endif
103 
105 #if defined(__CC_ARM) || defined(__ARMCC_VERSION)
106  #define EIGEN_COMP_ARM 1
107 #else
108  #define EIGEN_COMP_ARM 0
109 #endif
110 
112 #if defined(__EMSCRIPTEN__)
113  #define EIGEN_COMP_EMSCRIPTEN 1
114 #else
115  #define EIGEN_COMP_EMSCRIPTEN 0
116 #endif
117 
118 
120 #if EIGEN_COMP_GNUC && !(EIGEN_COMP_CLANG || EIGEN_COMP_ICC || EIGEN_COMP_MINGW || EIGEN_COMP_PGI || EIGEN_COMP_IBM || EIGEN_COMP_ARM || EIGEN_COMP_EMSCRIPTEN)
121  #define EIGEN_COMP_GNUC_STRICT 1
122 #else
123  #define EIGEN_COMP_GNUC_STRICT 0
124 #endif
125 
126 
127 #if EIGEN_COMP_GNUC
128  #define EIGEN_GNUC_AT_LEAST(x,y) ((__GNUC__==x && __GNUC_MINOR__>=y) || __GNUC__>x)
129  #define EIGEN_GNUC_AT_MOST(x,y) ((__GNUC__==x && __GNUC_MINOR__<=y) || __GNUC__<x)
130  #define EIGEN_GNUC_AT(x,y) ( __GNUC__==x && __GNUC_MINOR__==y )
131 #else
132  #define EIGEN_GNUC_AT_LEAST(x,y) 0
133  #define EIGEN_GNUC_AT_MOST(x,y) 0
134  #define EIGEN_GNUC_AT(x,y) 0
135 #endif
136 
137 // FIXME: could probably be removed as we do not support gcc 3.x anymore
138 #if EIGEN_COMP_GNUC && (__GNUC__ <= 3)
139 #define EIGEN_GCC3_OR_OLDER 1
140 #else
141 #define EIGEN_GCC3_OR_OLDER 0
142 #endif
143 
144 
145 // Architecture identification, EIGEN_ARCH_*
146 
147 #if defined(__x86_64__) || defined(_M_X64) || defined(__amd64)
148  #define EIGEN_ARCH_x86_64 1
149 #else
150  #define EIGEN_ARCH_x86_64 0
151 #endif
152 
153 #if defined(__i386__) || defined(_M_IX86) || defined(_X86_) || defined(__i386)
154  #define EIGEN_ARCH_i386 1
155 #else
156  #define EIGEN_ARCH_i386 0
157 #endif
158 
159 #if EIGEN_ARCH_x86_64 || EIGEN_ARCH_i386
160  #define EIGEN_ARCH_i386_OR_x86_64 1
161 #else
162  #define EIGEN_ARCH_i386_OR_x86_64 0
163 #endif
164 
166 #if defined(__arm__)
167  #define EIGEN_ARCH_ARM 1
168 #else
169  #define EIGEN_ARCH_ARM 0
170 #endif
171 
173 #if defined(__aarch64__)
174  #define EIGEN_ARCH_ARM64 1
175 #else
176  #define EIGEN_ARCH_ARM64 0
177 #endif
178 
179 #if EIGEN_ARCH_ARM || EIGEN_ARCH_ARM64
180  #define EIGEN_ARCH_ARM_OR_ARM64 1
181 #else
182  #define EIGEN_ARCH_ARM_OR_ARM64 0
183 #endif
184 
186 #if defined(__mips__) || defined(__mips)
187  #define EIGEN_ARCH_MIPS 1
188 #else
189  #define EIGEN_ARCH_MIPS 0
190 #endif
191 
193 #if defined(__sparc__) || defined(__sparc)
194  #define EIGEN_ARCH_SPARC 1
195 #else
196  #define EIGEN_ARCH_SPARC 0
197 #endif
198 
200 #if defined(__ia64__)
201  #define EIGEN_ARCH_IA64 1
202 #else
203  #define EIGEN_ARCH_IA64 0
204 #endif
205 
207 #if defined(__powerpc__) || defined(__ppc__) || defined(_M_PPC)
208  #define EIGEN_ARCH_PPC 1
209 #else
210  #define EIGEN_ARCH_PPC 0
211 #endif
212 
213 
214 
215 // Operating system identification, EIGEN_OS_*
216 
218 #if defined(__unix__) || defined(__unix)
219  #define EIGEN_OS_UNIX 1
220 #else
221  #define EIGEN_OS_UNIX 0
222 #endif
223 
225 #if defined(__linux__)
226  #define EIGEN_OS_LINUX 1
227 #else
228  #define EIGEN_OS_LINUX 0
229 #endif
230 
232 // note: ANDROID is defined when using ndk_build, __ANDROID__ is defined when using a standalone toolchain.
233 #if defined(__ANDROID__) || defined(ANDROID)
234  #define EIGEN_OS_ANDROID 1
235 #else
236  #define EIGEN_OS_ANDROID 0
237 #endif
238 
240 #if defined(__gnu_linux__) && !(EIGEN_OS_ANDROID)
241  #define EIGEN_OS_GNULINUX 1
242 #else
243  #define EIGEN_OS_GNULINUX 0
244 #endif
245 
247 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__) || defined(__DragonFly__)
248  #define EIGEN_OS_BSD 1
249 #else
250  #define EIGEN_OS_BSD 0
251 #endif
252 
254 #if defined(__APPLE__)
255  #define EIGEN_OS_MAC 1
256 #else
257  #define EIGEN_OS_MAC 0
258 #endif
259 
261 #if defined(__QNX__)
262  #define EIGEN_OS_QNX 1
263 #else
264  #define EIGEN_OS_QNX 0
265 #endif
266 
268 #if defined(_WIN32)
269  #define EIGEN_OS_WIN 1
270 #else
271  #define EIGEN_OS_WIN 0
272 #endif
273 
275 #if defined(_WIN64)
276  #define EIGEN_OS_WIN64 1
277 #else
278  #define EIGEN_OS_WIN64 0
279 #endif
280 
282 #if defined(_WIN32_WCE)
283  #define EIGEN_OS_WINCE 1
284 #else
285  #define EIGEN_OS_WINCE 0
286 #endif
287 
289 #if defined(__CYGWIN__)
290  #define EIGEN_OS_CYGWIN 1
291 #else
292  #define EIGEN_OS_CYGWIN 0
293 #endif
294 
296 #if EIGEN_OS_WIN && !( EIGEN_OS_WINCE || EIGEN_OS_CYGWIN )
297  #define EIGEN_OS_WIN_STRICT 1
298 #else
299  #define EIGEN_OS_WIN_STRICT 0
300 #endif
301 
303 #if (defined(sun) || defined(__sun)) && !(defined(__SVR4) || defined(__svr4__))
304  #define EIGEN_OS_SUN 1
305 #else
306  #define EIGEN_OS_SUN 0
307 #endif
308 
310 #if (defined(sun) || defined(__sun)) && (defined(__SVR4) || defined(__svr4__))
311  #define EIGEN_OS_SOLARIS 1
312 #else
313  #define EIGEN_OS_SOLARIS 0
314 #endif
315 
316 
317 
318 #if EIGEN_GNUC_AT_MOST(4,3) && !EIGEN_COMP_CLANG
319  // see bug 89
320  #define EIGEN_SAFE_TO_USE_STANDARD_ASSERT_MACRO 0
321 #else
322  #define EIGEN_SAFE_TO_USE_STANDARD_ASSERT_MACRO 1
323 #endif
324 
325 // This macro can be used to prevent from macro expansion, e.g.:
326 // std::max EIGEN_NOT_A_MACRO(a,b)
327 #define EIGEN_NOT_A_MACRO
328 
329 #ifdef EIGEN_DEFAULT_TO_ROW_MAJOR
330 #define EIGEN_DEFAULT_MATRIX_STORAGE_ORDER_OPTION Eigen::RowMajor
331 #else
332 #define EIGEN_DEFAULT_MATRIX_STORAGE_ORDER_OPTION Eigen::ColMajor
333 #endif
334 
335 #ifndef EIGEN_DEFAULT_DENSE_INDEX_TYPE
336 #define EIGEN_DEFAULT_DENSE_INDEX_TYPE std::ptrdiff_t
337 #endif
338 
339 // Cross compiler wrapper around LLVM's __has_builtin
340 #ifdef __has_builtin
341 # define EIGEN_HAS_BUILTIN(x) __has_builtin(x)
342 #else
343 # define EIGEN_HAS_BUILTIN(x) 0
344 #endif
345 
346 // A Clang feature extension to determine compiler features.
347 // We use it to determine 'cxx_rvalue_references'
348 #ifndef __has_feature
349 # define __has_feature(x) 0
350 #endif
351 
352 // Upperbound on the C++ version to use.
353 // Expected values are 03, 11, 14, 17, etc.
354 // By default, let's use an arbitrarily large C++ version.
355 #ifndef EIGEN_MAX_CPP_VER
356 #define EIGEN_MAX_CPP_VER 99
357 #endif
358 
359 #if EIGEN_MAX_CPP_VER>=11 && (defined(__cplusplus) && (__cplusplus >= 201103L) || EIGEN_COMP_MSVC >= 1900)
360 #define EIGEN_HAS_CXX11 1
361 #else
362 #define EIGEN_HAS_CXX11 0
363 #endif
364 
365 
366 // Do we support r-value references?
367 #ifndef EIGEN_HAS_RVALUE_REFERENCES
368 #if EIGEN_MAX_CPP_VER>=11 && \
369  (__has_feature(cxx_rvalue_references) || \
370  (defined(__cplusplus) && __cplusplus >= 201103L) || \
371  (EIGEN_COMP_MSVC >= 1600))
372  #define EIGEN_HAS_RVALUE_REFERENCES 1
373 #else
374  #define EIGEN_HAS_RVALUE_REFERENCES 0
375 #endif
376 #endif
377 
378 // Does the compiler support C99?
379 #ifndef EIGEN_HAS_C99_MATH
380 #if EIGEN_MAX_CPP_VER>=11 && \
381  ((defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901)) \
382  || (defined(__GNUC__) && defined(_GLIBCXX_USE_C99)) \
383  || (defined(_LIBCPP_VERSION) && !defined(_MSC_VER)))
384  #define EIGEN_HAS_C99_MATH 1
385 #else
386  #define EIGEN_HAS_C99_MATH 0
387 #endif
388 #endif
389 
390 // Does the compiler support result_of?
391 #ifndef EIGEN_HAS_STD_RESULT_OF
392 #if EIGEN_MAX_CPP_VER>=11 && ((__has_feature(cxx_lambdas) || (defined(__cplusplus) && __cplusplus >= 201103L)))
393 #define EIGEN_HAS_STD_RESULT_OF 1
394 #else
395 #define EIGEN_HAS_STD_RESULT_OF 0
396 #endif
397 #endif
398 
399 // Does the compiler support variadic templates?
400 #ifndef EIGEN_HAS_VARIADIC_TEMPLATES
401 #if EIGEN_MAX_CPP_VER>=11 && (__cplusplus > 199711L || EIGEN_COMP_MSVC >= 1900) \
402  && (!defined(__NVCC__) || !EIGEN_ARCH_ARM_OR_ARM64 || (EIGEN_CUDACC_VER >= 80000) )
403  // ^^ Disable the use of variadic templates when compiling with versions of nvcc older than 8.0 on ARM devices:
404  // this prevents nvcc from crashing when compiling Eigen on Tegra X1
405 #define EIGEN_HAS_VARIADIC_TEMPLATES 1
406 #else
407 #define EIGEN_HAS_VARIADIC_TEMPLATES 0
408 #endif
409 #endif
410 
411 // Does the compiler fully support const expressions? (as in c++14)
412 #ifndef EIGEN_HAS_CONSTEXPR
413 
414 #ifdef __CUDACC__
415 // Const expressions are supported provided that c++11 is enabled and we're using either clang or nvcc 7.5 or above
416 #if EIGEN_MAX_CPP_VER>=14 && (__cplusplus > 199711L && (EIGEN_COMP_CLANG || EIGEN_CUDACC_VER >= 70500))
417  #define EIGEN_HAS_CONSTEXPR 1
418 #endif
419 #elif EIGEN_MAX_CPP_VER>=14 && (__has_feature(cxx_relaxed_constexpr) || (defined(__cplusplus) && __cplusplus >= 201402L) || \
420  (EIGEN_GNUC_AT_LEAST(4,8) && (__cplusplus > 199711L)))
421 #define EIGEN_HAS_CONSTEXPR 1
422 #endif
423 
424 #ifndef EIGEN_HAS_CONSTEXPR
425 #define EIGEN_HAS_CONSTEXPR 0
426 #endif
427 
428 #endif
429 
430 // Does the compiler support C++11 math?
431 // Let's be conservative and enable the default C++11 implementation only if we are sure it exists
432 #ifndef EIGEN_HAS_CXX11_MATH
433  #if EIGEN_MAX_CPP_VER>=11 && ((__cplusplus > 201103L) || (__cplusplus >= 201103L) && (EIGEN_COMP_GNUC_STRICT || EIGEN_COMP_CLANG || EIGEN_COMP_MSVC || EIGEN_COMP_ICC) \
434  && (EIGEN_ARCH_i386_OR_x86_64) && (EIGEN_OS_GNULINUX || EIGEN_OS_WIN_STRICT || EIGEN_OS_MAC))
435  #define EIGEN_HAS_CXX11_MATH 1
436  #else
437  #define EIGEN_HAS_CXX11_MATH 0
438  #endif
439 #endif
440 
441 // Does the compiler support proper C++11 containers?
442 #ifndef EIGEN_HAS_CXX11_CONTAINERS
443  #if EIGEN_MAX_CPP_VER>=11 && \
444  ((__cplusplus > 201103L) \
445  || ((__cplusplus >= 201103L) && (EIGEN_COMP_GNUC_STRICT || EIGEN_COMP_CLANG || EIGEN_COMP_ICC>=1400)) \
446  || EIGEN_COMP_MSVC >= 1900)
447  #define EIGEN_HAS_CXX11_CONTAINERS 1
448  #else
449  #define EIGEN_HAS_CXX11_CONTAINERS 0
450  #endif
451 #endif
452 
453 // Does the compiler support C++11 noexcept?
454 #ifndef EIGEN_HAS_CXX11_NOEXCEPT
455  #if EIGEN_MAX_CPP_VER>=11 && \
456  (__has_feature(cxx_noexcept) \
457  || (__cplusplus > 201103L) \
458  || ((__cplusplus >= 201103L) && (EIGEN_COMP_GNUC_STRICT || EIGEN_COMP_CLANG || EIGEN_COMP_ICC>=1400)) \
459  || EIGEN_COMP_MSVC >= 1900)
460  #define EIGEN_HAS_CXX11_NOEXCEPT 1
461  #else
462  #define EIGEN_HAS_CXX11_NOEXCEPT 0
463  #endif
464 #endif
465 
471 #ifndef EIGEN_FAST_MATH
472 #define EIGEN_FAST_MATH 1
473 #endif
474 
475 #define EIGEN_DEBUG_VAR(x) std::cerr << #x << " = " << x << std::endl;
476 
477 // concatenate two tokens
478 #define EIGEN_CAT2(a,b) a ## b
479 #define EIGEN_CAT(a,b) EIGEN_CAT2(a,b)
480 
481 #define EIGEN_COMMA ,
482 
483 // convert a token to a string
484 #define EIGEN_MAKESTRING2(a) #a
485 #define EIGEN_MAKESTRING(a) EIGEN_MAKESTRING2(a)
486 
487 // EIGEN_STRONG_INLINE is a stronger version of the inline, using __forceinline on MSVC,
488 // but it still doesn't use GCC's always_inline. This is useful in (common) situations where MSVC needs forceinline
489 // but GCC is still doing fine with just inline.
490 #ifndef EIGEN_STRONG_INLINE
491 #if EIGEN_COMP_MSVC || EIGEN_COMP_ICC
492 #define EIGEN_STRONG_INLINE __forceinline
493 #else
494 #define EIGEN_STRONG_INLINE inline
495 #endif
496 #endif
497 
498 // EIGEN_ALWAYS_INLINE is the stronget, it has the effect of making the function inline and adding every possible
499 // attribute to maximize inlining. This should only be used when really necessary: in particular,
500 // it uses __attribute__((always_inline)) on GCC, which most of the time is useless and can severely harm compile times.
501 // FIXME with the always_inline attribute,
502 // gcc 3.4.x and 4.1 reports the following compilation error:
503 // Eval.h:91: sorry, unimplemented: inlining failed in call to 'const Eigen::Eval<Derived> Eigen::MatrixBase<Scalar, Derived>::eval() const'
504 // : function body not available
505 // See also bug 1367
506 #if EIGEN_GNUC_AT_LEAST(4,2)
507 #define EIGEN_ALWAYS_INLINE __attribute__((always_inline)) inline
508 #else
509 #define EIGEN_ALWAYS_INLINE EIGEN_STRONG_INLINE
510 #endif
511 
512 #if EIGEN_COMP_GNUC
513 #define EIGEN_DONT_INLINE __attribute__((noinline))
514 #elif EIGEN_COMP_MSVC
515 #define EIGEN_DONT_INLINE __declspec(noinline)
516 #else
517 #define EIGEN_DONT_INLINE
518 #endif
519 
520 #if EIGEN_COMP_GNUC
521 #define EIGEN_PERMISSIVE_EXPR __extension__
522 #else
523 #define EIGEN_PERMISSIVE_EXPR
524 #endif
525 
526 // this macro allows to get rid of linking errors about multiply defined functions.
527 // - static is not very good because it prevents definitions from different object files to be merged.
528 // So static causes the resulting linked executable to be bloated with multiple copies of the same function.
529 // - inline is not perfect either as it unwantedly hints the compiler toward inlining the function.
530 #define EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS
531 #define EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS inline
532 
533 #ifdef NDEBUG
534 # ifndef EIGEN_NO_DEBUG
535 # define EIGEN_NO_DEBUG
536 # endif
537 #endif
538 
539 // eigen_plain_assert is where we implement the workaround for the assert() bug in GCC <= 4.3, see bug 89
540 #ifdef EIGEN_NO_DEBUG
541  #define eigen_plain_assert(x)
542 #else
543  #if EIGEN_SAFE_TO_USE_STANDARD_ASSERT_MACRO
544  namespace Eigen {
545  namespace internal {
546  inline bool copy_bool(bool b) { return b; }
547  }
548  }
549  #define eigen_plain_assert(x) assert(x)
550  #else
551  // work around bug 89
552  #include <cstdlib> // for abort
553  #include <iostream> // for std::cerr
554 
555  namespace Eigen {
556  namespace internal {
557  // trivial function copying a bool. Must be EIGEN_DONT_INLINE, so we implement it after including Eigen headers.
558  // see bug 89.
559  namespace {
560  EIGEN_DONT_INLINE bool copy_bool(bool b) { return b; }
561  }
562  inline void assert_fail(const char *condition, const char *function, const char *file, int line)
563  {
564  std::cerr << "assertion failed: " << condition << " in function " << function << " at " << file << ":" << line << std::endl;
565  abort();
566  }
567  }
568  }
569  #define eigen_plain_assert(x) \
570  do { \
571  if(!Eigen::internal::copy_bool(x)) \
572  Eigen::internal::assert_fail(EIGEN_MAKESTRING(x), __PRETTY_FUNCTION__, __FILE__, __LINE__); \
573  } while(false)
574  #endif
575 #endif
576 
577 // eigen_assert can be overridden
578 #ifndef eigen_assert
579 #define eigen_assert(x) eigen_plain_assert(x)
580 #endif
581 
582 #ifdef EIGEN_INTERNAL_DEBUGGING
583 #define eigen_internal_assert(x) eigen_assert(x)
584 #else
585 #define eigen_internal_assert(x)
586 #endif
587 
588 #ifdef EIGEN_NO_DEBUG
589 #define EIGEN_ONLY_USED_FOR_DEBUG(x) EIGEN_UNUSED_VARIABLE(x)
590 #else
591 #define EIGEN_ONLY_USED_FOR_DEBUG(x)
592 #endif
593 
594 #ifndef EIGEN_NO_DEPRECATED_WARNING
595  #if EIGEN_COMP_GNUC
596  #define EIGEN_DEPRECATED __attribute__((deprecated))
597  #elif EIGEN_COMP_MSVC
598  #define EIGEN_DEPRECATED __declspec(deprecated)
599  #else
600  #define EIGEN_DEPRECATED
601  #endif
602 #else
603  #define EIGEN_DEPRECATED
604 #endif
605 
606 #if EIGEN_COMP_GNUC
607 #define EIGEN_UNUSED __attribute__((unused))
608 #else
609 #define EIGEN_UNUSED
610 #endif
611 
612 // Suppresses 'unused variable' warnings.
613 namespace Eigen {
614  namespace internal {
615  template<typename T> EIGEN_DEVICE_FUNC void ignore_unused_variable(const T&) {}
616  }
617 }
618 #define EIGEN_UNUSED_VARIABLE(var) Eigen::internal::ignore_unused_variable(var);
619 
620 #if !defined(EIGEN_ASM_COMMENT)
621  #if EIGEN_COMP_GNUC && (EIGEN_ARCH_i386_OR_x86_64 || EIGEN_ARCH_ARM_OR_ARM64)
622  #define EIGEN_ASM_COMMENT(X) __asm__("#" X)
623  #else
624  #define EIGEN_ASM_COMMENT(X)
625  #endif
626 #endif
627 
628 
629 //------------------------------------------------------------------------------------------
630 // Static and dynamic alignment control
631 //
632 // The main purpose of this section is to define EIGEN_MAX_ALIGN_BYTES and EIGEN_MAX_STATIC_ALIGN_BYTES
633 // as the maximal boundary in bytes on which dynamically and statically allocated data may be alignment respectively.
634 // The values of EIGEN_MAX_ALIGN_BYTES and EIGEN_MAX_STATIC_ALIGN_BYTES can be specified by the user. If not,
635 // a default value is automatically computed based on architecture, compiler, and OS.
636 //
637 // This section also defines macros EIGEN_ALIGN_TO_BOUNDARY(N) and the shortcuts EIGEN_ALIGN{8,16,32,_MAX}
638 // to be used to declare statically aligned buffers.
639 //------------------------------------------------------------------------------------------
640 
641 
642 /* EIGEN_ALIGN_TO_BOUNDARY(n) forces data to be n-byte aligned. This is used to satisfy SIMD requirements.
643  * However, we do that EVEN if vectorization (EIGEN_VECTORIZE) is disabled,
644  * so that vectorization doesn't affect binary compatibility.
645  *
646  * If we made alignment depend on whether or not EIGEN_VECTORIZE is defined, it would be impossible to link
647  * vectorized and non-vectorized code.
648  */
649 #if (defined __CUDACC__)
650  #define EIGEN_ALIGN_TO_BOUNDARY(n) __align__(n)
651 #elif EIGEN_COMP_GNUC || EIGEN_COMP_PGI || EIGEN_COMP_IBM || EIGEN_COMP_ARM
652  #define EIGEN_ALIGN_TO_BOUNDARY(n) __attribute__((aligned(n)))
653 #elif EIGEN_COMP_MSVC
654  #define EIGEN_ALIGN_TO_BOUNDARY(n) __declspec(align(n))
655 #elif EIGEN_COMP_SUNCC
656  // FIXME not sure about this one:
657  #define EIGEN_ALIGN_TO_BOUNDARY(n) __attribute__((aligned(n)))
658 #else
659  #error Please tell me what is the equivalent of __attribute__((aligned(n))) for your compiler
660 #endif
661 
662 // If the user explicitly disable vectorization, then we also disable alignment
663 #if defined(EIGEN_DONT_VECTORIZE)
664  #define EIGEN_IDEAL_MAX_ALIGN_BYTES 0
665 #elif defined(EIGEN_VECTORIZE_AVX512)
666  // 64 bytes static alignmeent is preferred only if really required
667  #define EIGEN_IDEAL_MAX_ALIGN_BYTES 64
668 #elif defined(__AVX__)
669  // 32 bytes static alignmeent is preferred only if really required
670  #define EIGEN_IDEAL_MAX_ALIGN_BYTES 32
671 #else
672  #define EIGEN_IDEAL_MAX_ALIGN_BYTES 16
673 #endif
674 
675 
676 // EIGEN_MIN_ALIGN_BYTES defines the minimal value for which the notion of explicit alignment makes sense
677 #define EIGEN_MIN_ALIGN_BYTES 16
678 
679 // Defined the boundary (in bytes) on which the data needs to be aligned. Note
680 // that unless EIGEN_ALIGN is defined and not equal to 0, the data may not be
681 // aligned at all regardless of the value of this #define.
682 
683 #if (defined(EIGEN_DONT_ALIGN_STATICALLY) || defined(EIGEN_DONT_ALIGN)) && defined(EIGEN_MAX_STATIC_ALIGN_BYTES) && EIGEN_MAX_STATIC_ALIGN_BYTES>0
684 #error EIGEN_MAX_STATIC_ALIGN_BYTES and EIGEN_DONT_ALIGN[_STATICALLY] are both defined with EIGEN_MAX_STATIC_ALIGN_BYTES!=0. Use EIGEN_MAX_STATIC_ALIGN_BYTES=0 as a synonym of EIGEN_DONT_ALIGN_STATICALLY.
685 #endif
686 
687 // EIGEN_DONT_ALIGN_STATICALLY and EIGEN_DONT_ALIGN are deprectated
688 // They imply EIGEN_MAX_STATIC_ALIGN_BYTES=0
689 #if defined(EIGEN_DONT_ALIGN_STATICALLY) || defined(EIGEN_DONT_ALIGN)
690  #ifdef EIGEN_MAX_STATIC_ALIGN_BYTES
691  #undef EIGEN_MAX_STATIC_ALIGN_BYTES
692  #endif
693  #define EIGEN_MAX_STATIC_ALIGN_BYTES 0
694 #endif
695 
696 #ifndef EIGEN_MAX_STATIC_ALIGN_BYTES
697 
698  // Try to automatically guess what is the best default value for EIGEN_MAX_STATIC_ALIGN_BYTES
699 
700  // 16 byte alignment is only useful for vectorization. Since it affects the ABI, we need to enable
701  // 16 byte alignment on all platforms where vectorization might be enabled. In theory we could always
702  // enable alignment, but it can be a cause of problems on some platforms, so we just disable it in
703  // certain common platform (compiler+architecture combinations) to avoid these problems.
704  // Only static alignment is really problematic (relies on nonstandard compiler extensions),
705  // try to keep heap alignment even when we have to disable static alignment.
706  #if EIGEN_COMP_GNUC && !(EIGEN_ARCH_i386_OR_x86_64 || EIGEN_ARCH_ARM_OR_ARM64 || EIGEN_ARCH_PPC || EIGEN_ARCH_IA64)
707  #define EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT 1
708  #elif EIGEN_ARCH_ARM_OR_ARM64 && EIGEN_COMP_GNUC_STRICT && EIGEN_GNUC_AT_MOST(4, 6)
709  // Old versions of GCC on ARM, at least 4.4, were once seen to have buggy static alignment support.
710  // Not sure which version fixed it, hopefully it doesn't affect 4.7, which is still somewhat in use.
711  // 4.8 and newer seem definitely unaffected.
712  #define EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT 1
713  #else
714  #define EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT 0
715  #endif
716 
717  // static alignment is completely disabled with GCC 3, Sun Studio, and QCC/QNX
718  #if !EIGEN_GCC_AND_ARCH_DOESNT_WANT_STACK_ALIGNMENT \
719  && !EIGEN_GCC3_OR_OLDER \
720  && !EIGEN_COMP_SUNCC \
721  && !EIGEN_OS_QNX
722  #define EIGEN_ARCH_WANTS_STACK_ALIGNMENT 1
723  #else
724  #define EIGEN_ARCH_WANTS_STACK_ALIGNMENT 0
725  #endif
726 
727  #if EIGEN_ARCH_WANTS_STACK_ALIGNMENT
728  #define EIGEN_MAX_STATIC_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES
729  #else
730  #define EIGEN_MAX_STATIC_ALIGN_BYTES 0
731  #endif
732 
733 #endif
734 
735 // If EIGEN_MAX_ALIGN_BYTES is defined, then it is considered as an upper bound for EIGEN_MAX_ALIGN_BYTES
736 #if defined(EIGEN_MAX_ALIGN_BYTES) && EIGEN_MAX_ALIGN_BYTES<EIGEN_MAX_STATIC_ALIGN_BYTES
737 #undef EIGEN_MAX_STATIC_ALIGN_BYTES
738 #define EIGEN_MAX_STATIC_ALIGN_BYTES EIGEN_MAX_ALIGN_BYTES
739 #endif
740 
741 #if EIGEN_MAX_STATIC_ALIGN_BYTES==0 && !defined(EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT)
742  #define EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT
743 #endif
744 
745 // At this stage, EIGEN_MAX_STATIC_ALIGN_BYTES>0 is the true test whether we want to align arrays on the stack or not.
746 // It takes into account both the user choice to explicitly enable/disable alignment (by settting EIGEN_MAX_STATIC_ALIGN_BYTES)
747 // and the architecture config (EIGEN_ARCH_WANTS_STACK_ALIGNMENT).
748 // Henceforth, only EIGEN_MAX_STATIC_ALIGN_BYTES should be used.
749 
750 
751 // Shortcuts to EIGEN_ALIGN_TO_BOUNDARY
752 #define EIGEN_ALIGN8 EIGEN_ALIGN_TO_BOUNDARY(8)
753 #define EIGEN_ALIGN16 EIGEN_ALIGN_TO_BOUNDARY(16)
754 #define EIGEN_ALIGN32 EIGEN_ALIGN_TO_BOUNDARY(32)
755 #define EIGEN_ALIGN64 EIGEN_ALIGN_TO_BOUNDARY(64)
756 #if EIGEN_MAX_STATIC_ALIGN_BYTES>0
757 #define EIGEN_ALIGN_MAX EIGEN_ALIGN_TO_BOUNDARY(EIGEN_MAX_STATIC_ALIGN_BYTES)
758 #else
759 #define EIGEN_ALIGN_MAX
760 #endif
761 
762 
763 // Dynamic alignment control
764 
765 #if defined(EIGEN_DONT_ALIGN) && defined(EIGEN_MAX_ALIGN_BYTES) && EIGEN_MAX_ALIGN_BYTES>0
766 #error EIGEN_MAX_ALIGN_BYTES and EIGEN_DONT_ALIGN are both defined with EIGEN_MAX_ALIGN_BYTES!=0. Use EIGEN_MAX_ALIGN_BYTES=0 as a synonym of EIGEN_DONT_ALIGN.
767 #endif
768 
769 #ifdef EIGEN_DONT_ALIGN
770  #ifdef EIGEN_MAX_ALIGN_BYTES
771  #undef EIGEN_MAX_ALIGN_BYTES
772  #endif
773  #define EIGEN_MAX_ALIGN_BYTES 0
774 #elif !defined(EIGEN_MAX_ALIGN_BYTES)
775  #define EIGEN_MAX_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES
776 #endif
777 
778 #if EIGEN_IDEAL_MAX_ALIGN_BYTES > EIGEN_MAX_ALIGN_BYTES
779 #define EIGEN_DEFAULT_ALIGN_BYTES EIGEN_IDEAL_MAX_ALIGN_BYTES
780 #else
781 #define EIGEN_DEFAULT_ALIGN_BYTES EIGEN_MAX_ALIGN_BYTES
782 #endif
783 
784 
785 #ifndef EIGEN_UNALIGNED_VECTORIZE
786 #define EIGEN_UNALIGNED_VECTORIZE 1
787 #endif
788 
789 //----------------------------------------------------------------------
790 
791 
792 #ifdef EIGEN_DONT_USE_RESTRICT_KEYWORD
793  #define EIGEN_RESTRICT
794 #endif
795 #ifndef EIGEN_RESTRICT
796  #define EIGEN_RESTRICT __restrict
797 #endif
798 
799 #ifndef EIGEN_STACK_ALLOCATION_LIMIT
800 // 131072 == 128 KB
801 #define EIGEN_STACK_ALLOCATION_LIMIT 131072
802 #endif
803 
804 #ifndef EIGEN_DEFAULT_IO_FORMAT
805 #ifdef EIGEN_MAKING_DOCS
806 // format used in Eigen's documentation
807 // needed to define it here as escaping characters in CMake add_definition's argument seems very problematic.
808 #define EIGEN_DEFAULT_IO_FORMAT Eigen::IOFormat(3, 0, " ", "\n", "", "")
809 #else
810 #define EIGEN_DEFAULT_IO_FORMAT Eigen::IOFormat()
811 #endif
812 #endif
813 
814 // just an empty macro !
815 #define EIGEN_EMPTY
816 
817 #if EIGEN_COMP_MSVC_STRICT && (EIGEN_COMP_MSVC < 1900 || EIGEN_CUDACC_VER>0)
818  // for older MSVC versions, as well as 1900 && CUDA 8, using the base operator is sufficient (cf Bugs 1000, 1324)
819  #define EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
820  using Base::operator =;
821 #elif EIGEN_COMP_CLANG // workaround clang bug (see http://forum.kde.org/viewtopic.php?f=74&t=102653)
822  #define EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
823  using Base::operator =; \
824  EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& operator=(const Derived& other) { Base::operator=(other); return *this; } \
825  template <typename OtherDerived> \
826  EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& operator=(const DenseBase<OtherDerived>& other) { Base::operator=(other.derived()); return *this; }
827 #else
828  #define EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived) \
829  using Base::operator =; \
830  EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Derived& operator=(const Derived& other) \
831  { \
832  Base::operator=(other); \
833  return *this; \
834  }
835 #endif
836 
837 
842 #define EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Derived) EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived)
843 
852 #define EIGEN_GENERIC_PUBLIC_INTERFACE(Derived) \
853  typedef typename Eigen::internal::traits<Derived>::Scalar Scalar; \
854  typedef typename Eigen::NumTraits<Scalar>::Real RealScalar; \
855  typedef typename Base::CoeffReturnType CoeffReturnType; \
856  typedef typename Eigen::internal::ref_selector<Derived>::type Nested; \
857  typedef typename Eigen::internal::traits<Derived>::StorageKind StorageKind; \
858  typedef typename Eigen::internal::traits<Derived>::StorageIndex StorageIndex; \
859  enum { RowsAtCompileTime = Eigen::internal::traits<Derived>::RowsAtCompileTime, \
860  ColsAtCompileTime = Eigen::internal::traits<Derived>::ColsAtCompileTime, \
861  Flags = Eigen::internal::traits<Derived>::Flags, \
862  SizeAtCompileTime = Base::SizeAtCompileTime, \
863  MaxSizeAtCompileTime = Base::MaxSizeAtCompileTime, \
864  IsVectorAtCompileTime = Base::IsVectorAtCompileTime }; \
865  using Base::derived; \
866  using Base::const_cast_derived;
867 
868 
869 // FIXME Maybe the EIGEN_DENSE_PUBLIC_INTERFACE could be removed as importing PacketScalar is rarely needed
870 #define EIGEN_DENSE_PUBLIC_INTERFACE(Derived) \
871  EIGEN_GENERIC_PUBLIC_INTERFACE(Derived) \
872  typedef typename Base::PacketScalar PacketScalar;
873 
874 
875 #define EIGEN_PLAIN_ENUM_MIN(a,b) (((int)a <= (int)b) ? (int)a : (int)b)
876 #define EIGEN_PLAIN_ENUM_MAX(a,b) (((int)a >= (int)b) ? (int)a : (int)b)
877 
878 // EIGEN_SIZE_MIN_PREFER_DYNAMIC gives the min between compile-time sizes. 0 has absolute priority, followed by 1,
879 // followed by Dynamic, followed by other finite values. The reason for giving Dynamic the priority over
880 // finite values is that min(3, Dynamic) should be Dynamic, since that could be anything between 0 and 3.
881 #define EIGEN_SIZE_MIN_PREFER_DYNAMIC(a,b) (((int)a == 0 || (int)b == 0) ? 0 \
882  : ((int)a == 1 || (int)b == 1) ? 1 \
883  : ((int)a == Dynamic || (int)b == Dynamic) ? Dynamic \
884  : ((int)a <= (int)b) ? (int)a : (int)b)
885 
886 // EIGEN_SIZE_MIN_PREFER_FIXED is a variant of EIGEN_SIZE_MIN_PREFER_DYNAMIC comparing MaxSizes. The difference is that finite values
887 // now have priority over Dynamic, so that min(3, Dynamic) gives 3. Indeed, whatever the actual value is
888 // (between 0 and 3), it is not more than 3.
889 #define EIGEN_SIZE_MIN_PREFER_FIXED(a,b) (((int)a == 0 || (int)b == 0) ? 0 \
890  : ((int)a == 1 || (int)b == 1) ? 1 \
891  : ((int)a == Dynamic && (int)b == Dynamic) ? Dynamic \
892  : ((int)a == Dynamic) ? (int)b \
893  : ((int)b == Dynamic) ? (int)a \
894  : ((int)a <= (int)b) ? (int)a : (int)b)
895 
896 // see EIGEN_SIZE_MIN_PREFER_DYNAMIC. No need for a separate variant for MaxSizes here.
897 #define EIGEN_SIZE_MAX(a,b) (((int)a == Dynamic || (int)b == Dynamic) ? Dynamic \
898  : ((int)a >= (int)b) ? (int)a : (int)b)
899 
900 #define EIGEN_LOGICAL_XOR(a,b) (((a) || (b)) && !((a) && (b)))
901 
902 #define EIGEN_IMPLIES(a,b) (!(a) || (b))
903 
904 // the expression type of a standard coefficient wise binary operation
905 #define EIGEN_CWISE_BINARY_RETURN_TYPE(LHS,RHS,OPNAME) \
906  CwiseBinaryOp< \
907  EIGEN_CAT(EIGEN_CAT(internal::scalar_,OPNAME),_op)< \
908  typename internal::traits<LHS>::Scalar, \
909  typename internal::traits<RHS>::Scalar \
910  >, \
911  const LHS, \
912  const RHS \
913  >
914 
915 #define EIGEN_MAKE_CWISE_BINARY_OP(METHOD,OPNAME) \
916  template<typename OtherDerived> \
917  EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const EIGEN_CWISE_BINARY_RETURN_TYPE(Derived,OtherDerived,OPNAME) \
918  (METHOD)(const EIGEN_CURRENT_STORAGE_BASE_CLASS<OtherDerived> &other) const \
919  { \
920  return EIGEN_CWISE_BINARY_RETURN_TYPE(Derived,OtherDerived,OPNAME)(derived(), other.derived()); \
921  }
922 
923 #define EIGEN_SCALAR_BINARY_SUPPORTED(OPNAME,TYPEA,TYPEB) \
924  (Eigen::internal::has_ReturnType<Eigen::ScalarBinaryOpTraits<TYPEA,TYPEB,EIGEN_CAT(EIGEN_CAT(Eigen::internal::scalar_,OPNAME),_op)<TYPEA,TYPEB> > >::value)
925 
926 #define EIGEN_EXPR_BINARYOP_SCALAR_RETURN_TYPE(EXPR,SCALAR,OPNAME) \
927  CwiseBinaryOp<EIGEN_CAT(EIGEN_CAT(internal::scalar_,OPNAME),_op)<typename internal::traits<EXPR>::Scalar,SCALAR>, const EXPR, \
928  const typename internal::plain_constant_type<EXPR,SCALAR>::type>
929 
930 #define EIGEN_SCALAR_BINARYOP_EXPR_RETURN_TYPE(SCALAR,EXPR,OPNAME) \
931  CwiseBinaryOp<EIGEN_CAT(EIGEN_CAT(internal::scalar_,OPNAME),_op)<SCALAR,typename internal::traits<EXPR>::Scalar>, \
932  const typename internal::plain_constant_type<EXPR,SCALAR>::type, const EXPR>
933 
934 // Workaround for MSVC 2010 (see ML thread "patch with compile for for MSVC 2010")
935 #if EIGEN_COMP_MSVC_STRICT<=1600
936 #define EIGEN_MSVC10_WORKAROUND_BINARYOP_RETURN_TYPE(X) typename internal::enable_if<true,X>::type
937 #else
938 #define EIGEN_MSVC10_WORKAROUND_BINARYOP_RETURN_TYPE(X) X
939 #endif
940 
941 #define EIGEN_MAKE_SCALAR_BINARY_OP_ONTHERIGHT(METHOD,OPNAME) \
942  template <typename T> EIGEN_DEVICE_FUNC inline \
943  EIGEN_MSVC10_WORKAROUND_BINARYOP_RETURN_TYPE(const EIGEN_EXPR_BINARYOP_SCALAR_RETURN_TYPE(Derived,typename internal::promote_scalar_arg<Scalar EIGEN_COMMA T EIGEN_COMMA EIGEN_SCALAR_BINARY_SUPPORTED(OPNAME,Scalar,T)>::type,OPNAME))\
944  (METHOD)(const T& scalar) const { \
945  typedef typename internal::promote_scalar_arg<Scalar,T,EIGEN_SCALAR_BINARY_SUPPORTED(OPNAME,Scalar,T)>::type PromotedT; \
946  return EIGEN_EXPR_BINARYOP_SCALAR_RETURN_TYPE(Derived,PromotedT,OPNAME)(derived(), \
947  typename internal::plain_constant_type<Derived,PromotedT>::type(derived().rows(), derived().cols(), internal::scalar_constant_op<PromotedT>(scalar))); \
948  }
949 
950 #define EIGEN_MAKE_SCALAR_BINARY_OP_ONTHELEFT(METHOD,OPNAME) \
951  template <typename T> EIGEN_DEVICE_FUNC inline friend \
952  EIGEN_MSVC10_WORKAROUND_BINARYOP_RETURN_TYPE(const EIGEN_SCALAR_BINARYOP_EXPR_RETURN_TYPE(typename internal::promote_scalar_arg<Scalar EIGEN_COMMA T EIGEN_COMMA EIGEN_SCALAR_BINARY_SUPPORTED(OPNAME,T,Scalar)>::type,Derived,OPNAME)) \
953  (METHOD)(const T& scalar, const StorageBaseType& matrix) { \
954  typedef typename internal::promote_scalar_arg<Scalar,T,EIGEN_SCALAR_BINARY_SUPPORTED(OPNAME,T,Scalar)>::type PromotedT; \
955  return EIGEN_SCALAR_BINARYOP_EXPR_RETURN_TYPE(PromotedT,Derived,OPNAME)( \
956  typename internal::plain_constant_type<Derived,PromotedT>::type(matrix.derived().rows(), matrix.derived().cols(), internal::scalar_constant_op<PromotedT>(scalar)), matrix.derived()); \
957  }
958 
959 #define EIGEN_MAKE_SCALAR_BINARY_OP(METHOD,OPNAME) \
960  EIGEN_MAKE_SCALAR_BINARY_OP_ONTHELEFT(METHOD,OPNAME) \
961  EIGEN_MAKE_SCALAR_BINARY_OP_ONTHERIGHT(METHOD,OPNAME)
962 
963 
964 #ifdef EIGEN_EXCEPTIONS
965 # define EIGEN_THROW_X(X) throw X
966 # define EIGEN_THROW throw
967 # define EIGEN_TRY try
968 # define EIGEN_CATCH(X) catch (X)
969 #else
970 # ifdef __CUDA_ARCH__
971 # define EIGEN_THROW_X(X) asm("trap;")
972 # define EIGEN_THROW asm("trap;")
973 # else
974 # define EIGEN_THROW_X(X) std::abort()
975 # define EIGEN_THROW std::abort()
976 # endif
977 # define EIGEN_TRY if (true)
978 # define EIGEN_CATCH(X) else
979 #endif
980 
981 
982 #if EIGEN_HAS_CXX11_NOEXCEPT
983 # define EIGEN_INCLUDE_TYPE_TRAITS
984 # define EIGEN_NOEXCEPT noexcept
985 # define EIGEN_NOEXCEPT_IF(x) noexcept(x)
986 # define EIGEN_NO_THROW noexcept(true)
987 # define EIGEN_EXCEPTION_SPEC(X) noexcept(false)
988 #else
989 # define EIGEN_NOEXCEPT
990 # define EIGEN_NOEXCEPT_IF(x)
991 # define EIGEN_NO_THROW throw()
992 # if EIGEN_COMP_MSVC
993  // MSVC does not support exception specifications (warning C4290),
994  // and they are deprecated in c++11 anyway.
995 # define EIGEN_EXCEPTION_SPEC(X) throw()
996 # else
997 # define EIGEN_EXCEPTION_SPEC(X) throw(X)
998 # endif
999 #endif
1000 
1001 #endif // EIGEN_MACROS_H
Scalar * b
Definition: benchVecAdd.cpp:17
Namespace containing all symbols from the Eigen library.
Definition: jet.h:637
#define EIGEN_DONT_INLINE
Definition: Macros.h:517
EIGEN_DEVICE_FUNC void ignore_unused_variable(const T &)
Definition: Macros.h:615
A small structure to hold a non zero as a triplet (i,j,value).
Definition: SparseUtil.h:154
bool copy_bool(bool b)
Definition: Macros.h:546


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autogenerated on Sat May 8 2021 02:42:35