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
24/// \internal EIGEN_COMP_GNUC set to 1 for all compilers compatible with GCC
25#ifdef __GNUC__
26 #define EIGEN_COMP_GNUC 1
27#else
28 #define EIGEN_COMP_GNUC 0
29#endif
30
31/// \internal EIGEN_COMP_CLANG set to major+minor version (e.g., 307 for clang 3.7) if the compiler is clang
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
39/// \internal EIGEN_COMP_LLVM set to 1 if the compiler backend is llvm
40#if defined(__llvm__)
41 #define EIGEN_COMP_LLVM 1
42#else
43 #define EIGEN_COMP_LLVM 0
44#endif
45
46/// \internal EIGEN_COMP_ICC set to __INTEL_COMPILER if the compiler is Intel compiler, 0 otherwise
47#if defined(__INTEL_COMPILER)
48 #define EIGEN_COMP_ICC __INTEL_COMPILER
49#else
50 #define EIGEN_COMP_ICC 0
51#endif
52
53/// \internal EIGEN_COMP_MINGW set to 1 if the compiler is mingw
54#if defined(__MINGW32__)
55 #define EIGEN_COMP_MINGW 1
56#else
57 #define EIGEN_COMP_MINGW 0
58#endif
59
60/// \internal EIGEN_COMP_SUNCC set to 1 if the compiler is Solaris Studio
61#if defined(__SUNPRO_CC)
62 #define EIGEN_COMP_SUNCC 1
63#else
64 #define EIGEN_COMP_SUNCC 0
65#endif
66
67/// \internal EIGEN_COMP_MSVC set to _MSC_VER if the compiler is Microsoft Visual C++, 0 otherwise.
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
83/// \internal EIGEN_COMP_MSVC_STRICT set to 1 if the compiler is really Microsoft Visual C++ and not ,e.g., ICC or clang-cl
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
90/// \internal EIGEN_COMP_IBM set to 1 if the compiler is IBM XL C++
91#if defined(__IBMCPP__) || defined(__xlc__)
92 #define EIGEN_COMP_IBM 1
93#else
94 #define EIGEN_COMP_IBM 0
95#endif
96
97/// \internal EIGEN_COMP_PGI set to 1 if the compiler is Portland Group Compiler
98#if defined(__PGI)
99 #define EIGEN_COMP_PGI 1
100#else
101 #define EIGEN_COMP_PGI 0
102#endif
103
104/// \internal EIGEN_COMP_ARM set to 1 if the compiler is ARM Compiler
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
111/// \internal EIGEN_COMP_ARM set to 1 if the compiler is ARM Compiler
112#if defined(__EMSCRIPTEN__)
113 #define EIGEN_COMP_EMSCRIPTEN 1
114#else
115 #define EIGEN_COMP_EMSCRIPTEN 0
116#endif
117
118
119/// \internal EIGEN_GNUC_STRICT set to 1 if the compiler is really GCC and not a compatible compiler (e.g., ICC, clang, mingw, etc.)
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
165/// \internal EIGEN_ARCH_ARM set to 1 if the architecture is ARM
166#if defined(__arm__)
167 #define EIGEN_ARCH_ARM 1
168#else
169 #define EIGEN_ARCH_ARM 0
170#endif
171
172/// \internal EIGEN_ARCH_ARM64 set to 1 if the architecture is ARM64
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
185/// \internal EIGEN_ARCH_MIPS set to 1 if the architecture is MIPS
186#if defined(__mips__) || defined(__mips)
187 #define EIGEN_ARCH_MIPS 1
188#else
189 #define EIGEN_ARCH_MIPS 0
190#endif
191
192/// \internal EIGEN_ARCH_SPARC set to 1 if the architecture is SPARC
193#if defined(__sparc__) || defined(__sparc)
194 #define EIGEN_ARCH_SPARC 1
195#else
196 #define EIGEN_ARCH_SPARC 0
197#endif
198
199/// \internal EIGEN_ARCH_IA64 set to 1 if the architecture is Intel Itanium
200#if defined(__ia64__)
201 #define EIGEN_ARCH_IA64 1
202#else
203 #define EIGEN_ARCH_IA64 0
204#endif
205
206/// \internal EIGEN_ARCH_PPC set to 1 if the architecture is PowerPC
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
217/// \internal EIGEN_OS_UNIX set to 1 if the OS is a unix variant
218#if defined(__unix__) || defined(__unix)
219 #define EIGEN_OS_UNIX 1
220#else
221 #define EIGEN_OS_UNIX 0
222#endif
223
224/// \internal EIGEN_OS_LINUX set to 1 if the OS is based on Linux kernel
225#if defined(__linux__)
226 #define EIGEN_OS_LINUX 1
227#else
228 #define EIGEN_OS_LINUX 0
229#endif
230
231/// \internal EIGEN_OS_ANDROID set to 1 if the OS is Android
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
239/// \internal EIGEN_OS_GNULINUX set to 1 if the OS is GNU Linux and not Linux-based OS (e.g., not android)
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
246/// \internal EIGEN_OS_BSD set to 1 if the OS is a BSD variant
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
253/// \internal EIGEN_OS_MAC set to 1 if the OS is MacOS
254#if defined(__APPLE__)
255 #define EIGEN_OS_MAC 1
256#else
257 #define EIGEN_OS_MAC 0
258#endif
259
260/// \internal EIGEN_OS_QNX set to 1 if the OS is QNX
261#if defined(__QNX__)
262 #define EIGEN_OS_QNX 1
263#else
264 #define EIGEN_OS_QNX 0
265#endif
266
267/// \internal EIGEN_OS_WIN set to 1 if the OS is Windows based
268#if defined(_WIN32)
269 #define EIGEN_OS_WIN 1
270#else
271 #define EIGEN_OS_WIN 0
272#endif
273
274/// \internal EIGEN_OS_WIN64 set to 1 if the OS is Windows 64bits
275#if defined(_WIN64)
276 #define EIGEN_OS_WIN64 1
277#else
278 #define EIGEN_OS_WIN64 0
279#endif
280
281/// \internal EIGEN_OS_WINCE set to 1 if the OS is Windows CE
282#if defined(_WIN32_WCE)
283 #define EIGEN_OS_WINCE 1
284#else
285 #define EIGEN_OS_WINCE 0
286#endif
287
288/// \internal EIGEN_OS_CYGWIN set to 1 if the OS is Windows/Cygwin
289#if defined(__CYGWIN__)
290 #define EIGEN_OS_CYGWIN 1
291#else
292 #define EIGEN_OS_CYGWIN 0
293#endif
294
295/// \internal EIGEN_OS_WIN_STRICT set to 1 if the OS is really Windows and not some variants
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
302/// \internal EIGEN_OS_SUN set to 1 if the OS is SUN
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
309/// \internal EIGEN_OS_SOLARIS set to 1 if the OS is Solaris
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
466/** Allows to disable some optimizations which might affect the accuracy of the result.
467 * Such optimization are enabled by default, and set EIGEN_FAST_MATH to 0 to disable them.
468 * They currently include:
469 * - single precision ArrayBase::sin() and ArrayBase::cos() for SSE and AVX vectorization.
470 */
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.
613namespace 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
838/** \internal
839 * \brief Macro to manually inherit assignment operators.
840 * This is necessary, because the implicitly defined assignment operator gets deleted when a custom operator= is defined.
841 */
842#define EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Derived) EIGEN_INHERIT_ASSIGNMENT_EQUAL_OPERATOR(Derived)
843
844/**
845* Just a side note. Commenting within defines works only by documenting
846* behind the object (via '!<'). Comments cannot be multi-line and thus
847* we have these extra long lines. What is confusing doxygen over here is
848* that we use '\' and basically have a bunch of typedefs with their
849* documentation in a single line.
850**/
851
852#define EIGEN_GENERIC_PUBLIC_INTERFACE(Derived) \
853 typedef typename Eigen::internal::traits<Derived>::Scalar Scalar; /*!< \brief Numeric type, e.g. float, double, int or std::complex<float>. */ \
854 typedef typename Eigen::NumTraits<Scalar>::Real RealScalar; /*!< \brief The underlying numeric type for composed scalar types. \details In cases where Scalar is e.g. std::complex<T>, T were corresponding to RealScalar. */ \
855 typedef typename Base::CoeffReturnType CoeffReturnType; /*!< \brief The return type for coefficient access. \details Depending on whether the object allows direct coefficient access (e.g. for a MatrixXd), this type is either 'const Scalar&' or simply 'Scalar' for objects that do not allow direct coefficient access. */ \
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
1002