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comparison gcc/testsuite/g++.dg/cpp1z/feat-cxx1z.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 84e7813d76e9
children
comparison
equal deleted inserted replaced
131:84e7813d76e9 145:1830386684a0
1 // { dg-do compile { target c++17 } } 1 // { dg-do compile }
2 // { dg-options "-I${srcdir}/g++.dg/cpp1y -I${srcdir}/g++.dg/cpp1y/testinc" } 2 // { dg-options "-std=c++17 -I${srcdir}/g++.dg/cpp1y -I${srcdir}/g++.dg/cpp1y/testinc" }
3 3
4 // C++98 features: 4 // C++98 features:
5 5
6 #ifndef __cpp_rtti 6 #ifndef __cpp_rtti
7 # error "__cpp_rtti" 7 # error "__cpp_rtti"
223 // Check for __has_include macro. 223 // Check for __has_include macro.
224 #ifndef __has_include 224 #ifndef __has_include
225 # error "__has_include" 225 # error "__has_include"
226 #endif 226 #endif
227 227
228 // Quoted complex.h should find at least the bracket version (use operator).
229 #if __has_include__ "complex.h"
230 #else
231 # error "complex.h"
232 #endif
233
234 // Try known bracket header (use operator). 228 // Try known bracket header (use operator).
235 #if __has_include__(<complex>) 229 #if __has_include (<complex>)
236 #else 230 #else
237 # error "<complex>" 231 # error "<complex>"
238 #endif 232 #endif
239 233
240 // Define and use a macro to invoke the operator. 234 // Define and use a macro to invoke the operator.
241 #define sluggo(TXT) __has_include__(TXT) 235 #define sluggo(TXT) __has_include(TXT)
242 236
243 #if sluggo(<complex>) 237 #if sluggo(<complex>)
244 #else 238 #else
245 # error "<complex>" 239 # error "<complex>"
246 #endif 240 #endif
290 284
291 // Realistic use of __has_include. 285 // Realistic use of __has_include.
292 #if __has_include(<array>) 286 #if __has_include(<array>)
293 # define STD_ARRAY 1 287 # define STD_ARRAY 1
294 # include <array> 288 # include <array>
295 template<typename _Tp, size_t _Num> 289 template<typename _Tp, std::size_t _Num>
296 using array = std::array<_Tp, _Num>; 290 using array = std::array<_Tp, _Num>;
297 #elif __has_include(<tr1/array>) 291 #elif __has_include(<tr1/array>)
298 # define TR1_ARRAY 1 292 # define TR1_ARRAY 1
299 # include <tr1/array> 293 # include <tr1/array>
300 template<typename _Tp, size_t _Num> 294 template<typename _Tp, std::size_t _Num>
301 typedef std::tr1::array<_Tp, _Num> array; 295 typedef std::tr1::array<_Tp, _Num> array;
302 #endif 296 #endif
303 297
304 // C++17 features: 298 // C++17 features:
305 299
413 407
414 #ifndef __cpp_variadic_using 408 #ifndef __cpp_variadic_using
415 # error "__cpp_variadic_using" 409 # error "__cpp_variadic_using"
416 #elif __cpp_variadic_using != 201611 410 #elif __cpp_variadic_using != 201611
417 # error "__cpp_variadic_using != 201611" 411 # error "__cpp_variadic_using != 201611"
412 #endif
413
414 #ifndef __cpp_guaranteed_copy_elision
415 # error "__cpp_guaranteed_copy_elision"
416 #elif __cpp_guaranteed_copy_elision != 201606
417 # error "__cpp_guaranteed_copy_elision != 201606"
418 #endif
419
420 #ifndef __cpp_nontype_template_parameter_auto
421 # error "__cpp_nontype_template_parameter_auto"
422 #elif __cpp_nontype_template_parameter_auto != 201606
423 # error "__cpp_nontype_template_parameter_auto != 201606"
418 #endif 424 #endif
419 425
420 #ifdef __has_cpp_attribute 426 #ifdef __has_cpp_attribute
421 427
422 # if ! __has_cpp_attribute(maybe_unused) 428 # if ! __has_cpp_attribute(maybe_unused)
425 # error "__has_cpp_attribute(maybe_unused) != 201603" 431 # error "__has_cpp_attribute(maybe_unused) != 201603"
426 # endif 432 # endif
427 433
428 # if ! __has_cpp_attribute(nodiscard) 434 # if ! __has_cpp_attribute(nodiscard)
429 # error "__has_cpp_attribute(nodiscard)" 435 # error "__has_cpp_attribute(nodiscard)"
430 # elif __has_cpp_attribute(nodiscard) != 201603 436 # elif (__has_cpp_attribute(nodiscard) != 201603 && __has_cpp_attribute(nodiscard) != 201907)
431 # error "__has_cpp_attribute(nodiscard) != 201603" 437 # error "__has_cpp_attribute(nodiscard) != 201603"
432 # endif 438 # endif
433 439
434 # if ! __has_cpp_attribute(fallthrough) 440 # if ! __has_cpp_attribute(fallthrough)
435 # error "__has_cpp_attribute(fallthrough)" 441 # error "__has_cpp_attribute(fallthrough)"