ChangeLog revision 1.1.1.19
1 2020-03-12 Release Manager 2 3 * GCC 9.3.0 released. 4 5 2020-03-06 Jonathan Wakely <jwakely (a] redhat.com> 6 7 Backport from mainline 8 2020-03-06 Jonathan Wakely <jwakely (a] redhat.com> 9 10 PR libstdc++/94069 11 * include/std/shared_mutex [!PTHREAD_RWLOCK_INITIALIZER] 12 (__shared_mutex_pthread::__shared_mutex_pthread()): Remove incorrect 13 second argument to __glibcxx_rwlock_init. 14 * testsuite/30_threads/shared_timed_mutex/94069.cc: New test. 15 16 2020-03-05 Jonathan Wakely <jwakely (a] redhat.com> 17 18 Backport from mainline 19 2020-03-05 Jonathan Wakely <jwakely (a] redhat.com> 20 21 * testsuite/27_io/filesystem/operations/all.cc: Mark unused variable. 22 * testsuite/27_io/filesystem/operations/copy.cc: Fix typo. 23 * testsuite/experimental/filesystem/operations/copy.cc: Likewise. 24 * testsuite/27_io/filesystem/operations/file_size.cc: Use correct type 25 for return value, and in comparison. 26 * testsuite/experimental/filesystem/operations/file_size.cc: Likewise. 27 28 Backport from mainline 29 2019-09-27 Jonathan Wakely <jwakely (a] redhat.com> 30 31 PR libstdc++/91910 32 * src/c++11/debug.cc (_Safe_iterator_base::_M_detach()): Load pointer 33 atomically and lock the mutex before accessing the sequence. 34 (_Safe_local_iterator_base::_M_detach()): Likewise. 35 (_Safe_iterator_base::_M_reset()): Clear _M_sequence atomically. 36 37 Backport from mainline 38 2019-06-17 Jonathan Wakely <jwakely (a] redhat.com> 39 40 * include/c_global/cmath (__lerp, lerp): Add noexcept (LWG 3201). 41 42 Backport from mainline 43 2019-11-07 Jonathan Wakely <jwakely (a] redhat.com> 44 45 * include/bits/stl_algo.h (for_each_n): Handle negative count. 46 * testsuite/25_algorithms/for_each/for_each_n_debug.cc: New test. 47 48 Backport from mainline 49 2020-01-28 Jonathan Wakely <jwakely (a] redhat.com> 50 51 PR libstdc++/93470 52 * include/bits/refwrap.h (reference_wrapper::operator()): Restrict 53 static assertion to object types. 54 55 2020-01-28 Jonathan Wakely <jwakely (a] redhat.com> 56 57 PR libstdc++/93325 58 * acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Use AC_SEARCH_LIBS for 59 clock_gettime instead of explicit glibc version check. 60 * configure: Regenerate. 61 62 2020-03-01 H.J. Lu <hongjiu.lu (a] intel.com> 63 64 * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated. 65 66 2020-02-29 John David Anglin <danglin (a] gcc.gnu.org> 67 68 * testsuite/17_intro/headers/c++1998/charset.cc: Skip on *-*-hpux*. 69 * testsuite/17_intro/headers/c++2011/charset.cc: Likewise. 70 * testsuite/17_intro/headers/c++2014/charset.cc: Likewise. 71 * testsuite/17_intro/headers/c++2017/charset.cc: Likewise. 72 * testsuite/17_intro/headers/c++2020/charset.cc: Likewise. 73 74 2020-02-26 Jonathan Wakely <jwakely (a] redhat.com> 75 76 Backport from mainline 77 2020-01-09 Jonathan Wakely <jwakely (a] redhat.com> 78 79 PR libstdc++/93205 80 * include/bits/random.h (operator>>): Check stream operation succeeds. 81 * include/bits/random.tcc (operator>>): Likewise. 82 (__extract_params): New function to fill a vector from a stream. 83 * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error line. 84 85 Backport from mainline 86 2019-12-10 Jonathan Wakely <jwakely (a] redhat.com> 87 88 PR libstdc++/92886 89 * include/bits/ios_base.h (std::ios_base::trunc): Fix comment. 90 91 Backport from mainline 92 2020-01-28 Jonathan Wakely <jwakely (a] redhat.com> 93 94 PR libstdc++/93325 95 * acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Use AC_SEARCH_LIBS for 96 clock_gettime instead of explicit glibc version check. 97 * configure: Regenerate. 98 99 Backport from mainline 100 2020-02-04 Jonathan Wakely <jwakely (a] redhat.com> 101 102 PR libstdc++/93562 103 * include/bits/unique_ptr.h (__uniq_ptr_impl::swap): Define. 104 (unique_ptr::swap, unique_ptr<T[], D>::swap): Call it. 105 * testsuite/20_util/unique_ptr/modifiers/93562.cc: New test. 106 107 Backport from mainline 108 2020-01-17 Jonathan Wakely <jwakely (a] redhat.com> 109 110 PR libstdc++/92376 111 * include/bits/c++config: Only do PSTL config when the header is 112 present, to fix freestanding. 113 * libsupc++/new_opa.cc [!_GLIBCXX_HOSTED]: Declare allocation 114 functions if they were detected by configure. 115 116 Backport from mainline 117 2019-10-09 Jonathan Wakely <jwakely (a] redhat.com> 118 119 PR libstdc++/78552 120 * src/c++98/locale_init.cc (locale::classic()): Do not construct a new 121 locale object for every call. 122 (locale::_S_initialize_once()): Construct C locale here. 123 124 2020-01-24 Jonathan Wakely <jwakely (a] redhat.com> 125 126 Backport from mainline 127 2020-01-23 Jonathan Wakely <jwakely (a] redhat.com> 128 129 PR libstdc++/91947 130 * include/Makefile.am (${host_builddir}/largefile-config.h): Simplify 131 rule. 132 * include/Makefile.in: Regenerate. 133 134 Backport from mainline 135 2020-01-20 Jonathan Wakely <jwakely (a] redhat.com> 136 137 * doc/xml/faq.xml: Fix grammar. 138 * doc/xml/manual/appendix_contributing.xml: Improve instructions. 139 * doc/xml/manual/spine.xml: Update copyright years. 140 * doc/html/*: Regenerate. 141 142 2020-01-19 Eric S. Raymond <esr (a] thyrsus.com> 143 Sandra Loosemore <sandra (a] codesourcery.com> 144 145 Partial backport from mainline: 146 147 2020-01-19 Eric S. Raymond <esr (a] thyrsus.com> 148 * doc/xml/faq.xml: Update for SVN -> Git transition. 149 * doc/xml/manual/appendix_contributing.xml: Likewise. 150 151 2020-01-13 Jonathan Wakely <jwakely (a] redhat.com> 152 153 Backport from mainlne 154 2019-10-04 Jonathan Wakely <jwakely (a] redhat.com> 155 156 PR libstdc++/81091 157 PR libstdc++/91947 158 * configure.ac: Use AC_SYS_LARGEFILE to enable 64-bit file APIs. 159 * config.h.in: Regenerate: 160 * configure: Regenerate: 161 * include/Makefile.am (${host_builddir}/largefile-config.h): New 162 target to generate config header for filesystem library. 163 (${host_builddir}/c++config.h): Rename macros for large file support. 164 * include/Makefile.in: Regenerate. 165 * src/c++17/fs_dir.cc: Include new config header. 166 * src/c++17/fs_ops.cc: Likewise. 167 (filesystem::file_size): Use uintmax_t for size. 168 * src/filesystem/dir.cc: Include new config header. 169 * src/filesystem/ops.cc: Likewise. 170 (experimental::filesystem::file_size): Use uintmax_t for size. 171 172 * doc/xml/manual/status_cxx1998.xml: Replace incorrect statement 173 about documenting mainline. 174 * doc/xml/manual/status_cxx2011.xml: Likewise. 175 * doc/xml/manual/status_cxx2014.xml: Likewise. 176 * doc/xml/manual/status_cxx2017.xml: Likewise. 177 * doc/xml/manual/status_cxx2020.xml: Likewise. 178 * doc/xml/manual/status_cxxtr1.xml: Likewise. 179 * doc/xml/manual/status_cxxtr24733.xml: Likewise. 180 * doc/html/*: Regenerate. 181 182 2020-01-09 Jonathan Wakely <jwakely (a] redhat.com> 183 184 PR libstdc++/93208 185 * config/abi/pre/gnu.ver: Add new exports. 186 * include/std/memory_resource (memory_resource::~memory_resource()): 187 Do not define inline. 188 (monotonic_buffer_resource::~monotonic_buffer_resource()): Likewise. 189 * src/c++17/memory_resource.cc (memory_resource::~memory_resource()): 190 Define. 191 (monotonic_buffer_resource::~monotonic_buffer_resource()): Define. 192 * testsuite/20_util/monotonic_buffer_resource/93208.cc: New test. 193 194 2020-01-08 Jonathan Wakely <jwakely (a] redhat.com> 195 196 PR libstdc++/93201 197 * src/c++17/fs_ops.cc (remove_all(const path&, error_code&)): Check 198 result of recursive call before incrementing iterator. 199 * src/filesystem/ops.cc (remove_all(const path&, error_code&)): 200 Likewise. 201 * testsuite/27_io/filesystem/operations/remove_all.cc: Check errors 202 are reported correctly. 203 * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise. 204 205 2019-12-11 Jonathan Wakely <jwakely (a] redhat.com> 206 207 Backport from mainline 208 2019-11-25 Jonathan Wakely <jwakely (a] redhat.com> 209 210 PR libstdc++/91786 211 * include/bits/fs_path.h (filesystem_error): Move definition before 212 the use in u8path. 213 214 2019-12-10 Thomas Rodgers <trodgers (a] redhat.com> 215 216 Backport from mainline 217 2019-12-10 Thomas Rodgers <trodgers (a] redhat.com> 218 219 * include/pstl/glue_numeric_defs.h: Restore enable_if lost during 220 original import of pstl. 221 * include/pstl/glue_numeric_impl.h: Likewise. 222 223 2019-12-09 Jonathan Wakely <jwakely (a] redhat.com> 224 225 Backport from mainline 226 2019-12-09 Jonathan Wakely <jwakely (a] redhat.com> 227 228 PR libstdc++/92853 229 * src/c++17/fs_path.cc (filesystem::path::operator+=(const path&)): 230 Do not process a trailing directory separator twice. 231 * testsuite/27_io/filesystem/path/concat/92853.cc: New test. 232 * testsuite/27_io/filesystem/path/concat/path.cc: Test more cases. 233 * testsuite/27_io/filesystem/path/concat/strings.cc: Test more cases. 234 235 2019-11-22 Jonathan Wakely <jwakely (a] redhat.com> 236 237 Backport from mainline 238 2019-10-29 Jonathan Wakely <jwakely (a] redhat.com> 239 240 PR libstdc++/92267 241 * include/bits/stl_deque.h (_Deque_iterator(const _Deque_iterator&)): 242 Do not define as defaulted. 243 * testsuite/23_containers/deque/types/92267.cc: New test. 244 245 2019-10-28 John David Anglin <danglin (a] gcc.gnu.org> 246 247 * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update. 248 249 2019-10-24 Jonathan Wakely <jwakely (a] redhat.com> 250 251 Backport from mainline 252 2019-05-31 Jonathan Wakely <jwakely (a] redhat.com> 253 254 PR libstdc++/90682 255 * libsupc++/eh_term_handler.cc: Include eh_term_handler.h to get 256 definition of _GLIBCXX_DEFAULT_TERM_HANDLER. 257 * libsupc++/eh_term_handler.h: New header defining 258 _GLIBCXX_DEFAULT_TERM_HANDLER. 259 * libsupc++/eh_terminate.cc: Include eh_term_handler.h. 260 (set_terminate): Restore default handler when argument is null. 261 (set_unexpected): Likewise. 262 * testsuite/18_support/set_terminate.cc: New test. 263 * testsuite/18_support/set_unexpected.cc: New test. 264 265 Backport from mainline 266 2019-05-01 Jonathan Wakely <jwakely (a] redhat.com> 267 268 PR libstdc++/61761 269 * include/std/complex (__complex_proj): Return parameter unchanged. 270 [_GLIBCXX_USE_C99_COMPLEX] (__complex_proj): Change overloads for 271 floating-point types to take std::complex arguments. 272 [_GLIBCXX_USE_C99_MATH_TR1] (__complex_proj): Add overloads for 273 floating-point types. 274 * testsuite/26_numerics/complex/proj.cc: New test. 275 276 Backport from mainline 277 2019-06-06 Jonathan Wakely <jwakely (a] redhat.com> 278 279 * testsuite/23_containers/deque/requirements/dr438/assign_neg.cc: Add 280 dg-prune-output for different C++98 diagnostic. 281 * testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc: 282 Likewise. 283 * testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc: 284 Likewise. 285 * testsuite/23_containers/deque/requirements/dr438/insert_neg.cc: 286 Likewise. 287 * testsuite/23_containers/list/requirements/dr438/assign_neg.cc: 288 Likewise. 289 * testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc: 290 Likewise. 291 * testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc: 292 Likewise. 293 * testsuite/23_containers/list/requirements/dr438/insert_neg.cc: 294 Likewise. 295 * testsuite/23_containers/vector/requirements/dr438/assign_neg.cc: 296 Likewise. 297 * testsuite/23_containers/vector/requirements/dr438/ 298 constructor_1_neg.cc: Likewise. 299 * testsuite/23_containers/vector/requirements/dr438/ 300 constructor_2_neg.cc: Likewise. 301 * testsuite/23_containers/vector/requirements/dr438/insert_neg.cc: 302 Likewise. 303 * testsuite/libstdc++-prettyprinters/compat.cc: Do not run for C++98. 304 305 Backport from mainline 306 2019-06-06 Jonathan Wakely <jwakely (a] redhat.com> 307 308 * testsuite/20_util/is_nothrow_invocable/value.cc: Test converting to 309 void. 310 * testsuite/experimental/names.cc: Do not run for C++98 mode. Do not 311 include Library Fundamentals or Networking headers in C++11 mode. 312 * testsuite/ext/char8_t/atomic-1.cc: Do not run for C++98 mode. 313 314 Backport from mainline 315 2019-05-14 Jonathan Wakely <jwakely (a] redhat.com> 316 317 * testsuite/util/testsuite_allocator.h (memory_resource) 318 (default_resource_mgr): Fix indentation. 319 320 Backport from mainline 321 2019-08-30 Jonathan Wakely <jwakely (a] redhat.com> 322 323 PR libstdc++/89164 324 * include/bits/stl_algobase.h (__copy_move): Give descriptive names 325 to template parameters. 326 * include/bits/stl_uninitialized.h (uninitialized_copy) 327 (uninitialized_fill, uninitialized_fill_n): Add static assertions to 328 diagnose invalid uses. 329 * testsuite/20_util/specialized_algorithms/uninitialized_copy/1.cc: 330 Adjust expected error. 331 * testsuite/20_util/specialized_algorithms/uninitialized_copy/89164.cc: 332 New test. 333 * testsuite/20_util/specialized_algorithms/uninitialized_copy_n/ 334 89164.cc: New test. 335 * testsuite/20_util/specialized_algorithms/uninitialized_fill/89164.cc: 336 New test. 337 * testsuite/20_util/specialized_algorithms/uninitialized_fill_n/ 338 89164.cc: New test. 339 * testsuite/23_containers/vector/cons/89164.cc: New test. 340 * testsuite/23_containers/vector/cons/89164_c++17.cc: New test. 341 342 Backport from mainline 343 2019-10-22 Jonathan Wakely <jwakely (a] redhat.com> 344 345 * include/bits/memoryfwd.h (uses_allocator): Do not declare for C++98. 346 * testsuite/17_intro/names.cc: Check uses_allocator in C++98. 347 348 Backport from mainline 349 2019-10-18 Jonathan Wakely <jwakely (a] redhat.com> 350 351 PR libstdc++/92143 352 * libsupc++/new_opa.cc (operator new) [__APPLE__]: Increase alignment 353 to at least sizeof(void*). 354 355 Backport from mainline 356 2019-06-06 Jonathan Wakely <jwakely (a] redhat.com> 357 358 * testsuite/23_containers/unordered_map/requirements/debug_container.cc: 359 Do not test allocator rebinding extension for C++2a. 360 * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Change 361 dg-do directive for C++17 and C++2a. 362 363 Backport from mainline 364 2019-05-23 Jonathan Wakely <jwakely (a] redhat.com> 365 366 * testsuite/20_util/function_objects/invoke/1.cc: Add more tests. 367 Move C++17-specific tests to ... 368 * testsuite/20_util/function_objects/invoke/3.cc: New test. 369 * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Change 370 "compile" test to "run". 371 372 Backport from mainline 373 2019-10-08 Jonathan Wakely <jwakely (a] redhat.com> 374 375 * doc/Makefile.am (doc-html-docbook-regenerate): New target. 376 (${docbook_outdir}/html): Do not create unused 'html/ext' directory. 377 * doc/Makefile.in: Regenerate. 378 * doc/xml/manual/documentation_hacking.xml: Document new target. 379 * doc/html/*: Regenerate. 380 381 * doc/xml/manual/allocator.xml: Use archived copy of CUJ article. 382 383 Backport from mainline 384 2019-05-31 Gerald Pfeifer <gerald (a] pfeifer.com> 385 386 * doc/xml/manual/allocator.xml: Move hoard.org back to http. 387 388 Backport from mainline 389 2019-08-15 Jonathan Wakely <jwakely (a] redhat.com> 390 391 PR libstdc++/91456 392 * include/bits/std_function.h (__check_func_return_type): Remove. 393 (function::_Callable): Use std::__is_invocable_impl instead of 394 __check_func_return_type. 395 * include/std/type_traits (__is_invocable_impl): Add another defaulted 396 template parameter. Define a separate partial specialization for 397 INVOKE and INVOKE<void>. For INVOKE<R> replace is_convertible check 398 with a check that models delayed temporary materialization. 399 * testsuite/20_util/function/91456.cc: New test. 400 * testsuite/20_util/is_invocable/91456.cc: New test. 401 402 Backport from mainline 403 2019-09-30 Andreas Tobler <andreast (a] gcc.gnu.org> 404 405 * include/experimental/internet: Include netinet/in.h if we have 406 _GLIBCXX_HAVE_NETINET_IN_H defined. 407 408 Backport from mainline 409 2019-09-26 Jonathan Wakely <jwakely (a] redhat.com> 410 411 * include/experimental/internet (operator==, operator<): Fix loop 412 condition to avoid reading past the end of the array. 413 414 Backport from mainline 415 2019-08-06 Jonathan Wakely <jwakely (a] redhat.com> 416 417 P1651R0 bind_front should not unwrap reference_wrapper 418 * include/std/functional (bind_front): Don't unwrap reference_wrapper. 419 * include/std/version (__cpp_lib_bind_front): Update value. 420 * testsuite/20_util/function_objects/bind_front/1.cc: Fix test for 421 feature test macro. 422 * testsuite/20_util/function_objects/bind_front/2.cc: New test. 423 424 Backport from mainline 425 2019-10-11 Jonathan Wakely <jwakely (a] redhat.com> 426 427 PR libstdc++/92059 428 * include/tr2/dynamic_bitset (__dynamic_bitset_base): Define all 429 special member functions as defaulted. Add noexcept to most members. 430 (__dynamic_bitset_base(size_t, unsigned long long, const _Alloc&)): 431 Mask off unwanted bits in the __val parameter. Avoid undefined left 432 shifts. 433 (__dynamic_bitset_base::_M_assign): Remove. 434 (__dynamic_bitset_base::_M_do_reset): Use std::fill. 435 (__dynamic_bitset_base::_M_are_all_aux): Avoid integer promotion when 436 block_type has lower rank than int. 437 (dynamic_bitset): Add noexcept to most members. Use injected-class-name 438 in return types and parameter types. 439 (dynamic_bitset::_M_Nb): Add default member initializer. 440 (dynamic_bitset(), dynamic_bitset(const dynamic_bitset&)): Define as 441 defaulted. 442 (dynamic_bitset(dynamic_bitset&&)): Clear source object after move. 443 (dynamic_bitset::operator=(const dynamic_bitset&)): Define as 444 defaulted. 445 (dynamic_bitset::operator=(dynamic_bitset&&)): Add noexcept-specifier. 446 Define without using swap, to propagate allocator correctly. 447 (dynamic_bitset(const char*, const _Alloc&)): Use strlen. 448 (dynamic_bitset::_M_do_sanitize, dynamic_bitset::_M_do_fill): Use 449 casts to avoid unwanted integer promotions. 450 (dynamic_bitset::_M_copy_from_ptr): Rearrange template parameters and 451 add default template arguments and default argument to simplify usage. 452 (dynamic_bitset::_M_copy_from_string): Adjust call to _M_copy_from_ptr. 453 (operator==(const dynamic_bitset&, const dynamic_bitset&)) 454 (operator<(const dynamic_bitset&, const dynamic_bitset&)): Use _M_Nb. 455 * include/tr2/dynamic_bitset.tcc (dynamic_bitset::_M_copy_from_ptr): 456 Adjust template parameters to match declaration. 457 * testsuite/tr2/dynamic_bitset/cmp.cc: New test. 458 * testsuite/tr2/dynamic_bitset/cons.cc: New test. 459 * testsuite/tr2/dynamic_bitset/copy.cc: New test. 460 * testsuite/tr2/dynamic_bitset/move.cc: New test. 461 * testsuite/tr2/dynamic_bitset/pr92059.cc: New test. 462 463 2019-09-12 Jonathan Wakely <jwakely (a] redhat.com> 464 465 PR libstdc++/91748 466 * include/bits/stl_algo.h (for_each_n): Fix random access iterator 467 case. 468 * testsuite/25_algorithms/for_each/for_each_n.cc: Test with random 469 access iterators. 470 471 2019-09-11 Jonathan Wakely <jwakely (a] redhat.com> 472 473 * python/libstdcxx/v6/xmethods.py (SharedPtrUseCountWorker.__call__): 474 Fix syntax error. 475 476 2019-09-09 Edward Smith-Rowland <3dw4rd (a] verizon.net> 477 478 Update docs for p858 - Constexpr iterator changes available since 9.1. 479 * doc/xml/manual/status_cxx2020.xml: Update p0858r0 status. 480 481 2019-09-02 Jonathan Wakely <jwakely (a] redhat.com> 482 483 * doc/xml/manual/abi.xml: Document 9.x library versions. 484 * doc/html/*: Regenerate. 485 486 2019-09-02 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 487 488 * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate. 489 * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise. 490 * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise. 491 * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise. 492 * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise. 493 * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt: 494 Likewise. 495 * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise. 496 * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt: 497 Likewise. 498 499 2019-08-29 Jonathan Wakely <jwakely (a] redhat.com> 500 501 PR libstdc++/91067 502 * acinclude.m4 (libtool_VERSION): Bump to 6:28:0. 503 * configure: Regenerate. 504 * config/abi/pre/gnu.ver (GLIBCXX_3.4.28): Add new version. Export 505 missing symbols. 506 * testsuite/27_io/filesystem/iterators/91067.cc: Test move 507 constructors. 508 * testsuite/util/testsuite_abi.cc: Add new symbol version. 509 510 2019-08-29 Jakub Jelinek <jakub (a] redhat.com 511 512 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update. 513 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update. 514 515 2019-08-28 Jonathan Wakely <jwakely (a] redhat.com> 516 517 * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update. 518 * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update. 519 * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update. 520 * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update. 521 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update. 522 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update. 523 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update. 524 525 2019-08-23 Joseph Myers <joseph (a] codesourcery.com> 526 527 * src/filesystem/ops-common.h [_GLIBCXX_FILESYSTEM_IS_WINDOWS] 528 (std::filesystem::__gnu_posix::lstat): Add return type. 529 530 2019-08-20 Jonathan Wakely <jwakely (a] redhat.com> 531 532 * include/std/numeric (reduce): Fix Doxygen markup. 533 534 Backport from mainline 535 2019-06-19 Jonathan Wakely <jwakely (a] redhat.com> 536 537 * include/std/numeric (reduce(Iter, Iter, T, BinOp)): Fix value 538 category used in invocable check. 539 (reduce(Iter, Iter, T)): Pass initial value as rvalue. 540 * testsuite/26_numerics/reduce/2.cc: New test. 541 542 Backport from mainline 543 2019-06-18 Jonathan Wakely <jwakely (a] redhat.com> 544 545 * include/bits/algorithmfwd.h: Change title of doc group. 546 * include/bits/stl_algo.h (for_each_n): Add new C++17 algorithm from 547 P0024R2. 548 * include/bits/stl_numeric.h: Define doc group and add algos to it. 549 * include/std/numeric (__is_random_access_iter): New internal trait. 550 (reduce, transform_reduce, exclusive_scan, inclusive_scan) 551 (transform_exclusive_scan, transform_inclusive_scan): Likewise. 552 * testsuite/25_algorithms/for_each/for_each_n.cc: New test. 553 * testsuite/26_numerics/exclusive_scan/1.cc: New test. 554 * testsuite/26_numerics/inclusive_scan/1.cc: New test. 555 * testsuite/26_numerics/reduce/1.cc: New test. 556 * testsuite/26_numerics/transform_exclusive_scan/1.cc: New test. 557 * testsuite/26_numerics/transform_inclusive_scan/1.cc: New test. 558 * testsuite/26_numerics/transform_reduce/1.cc: New test. 559 * testsuite/util/testsuite_iterators.h (test_container::size()): New 560 member function. 561 562 2019-08-20 Uros Bizjak <ubizjak (a] gmail.com> 563 564 * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update. 565 566 2019-08-13 Jonathan Wakely <jwakely (a] redhat.com> 567 568 Backport from mainline 569 2019-08-12 Jonathan Wakely <jwakely (a] redhat.com> 570 571 PR libstdc++/90361 572 * src/c++17/string-inst.cc: Use _GLIBCXX_USE_CXX11_ABI=1 by default. 573 574 2019-08-12 Release Manager 575 576 * GCC 9.2.0 released. 577 578 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 579 580 * testsuite/26_numerics/midpoint/floating.cc: Use standard macros 581 instead of GCC-specific ones. 582 583 Backport from mainline 584 2019-06-24 Jonathan Wakely <jwakely (a] redhat.com> 585 586 * testsuite/18_support/headers/cfloat/values_c++17.cc: New test. 587 588 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 589 590 Backport from mainline 591 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 592 593 * include/std/memory (make_obj_using_allocator): Qualify call to 594 uses_allocator_construction_args. 595 596 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 597 598 Backport from mainline 599 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 600 601 PR libstdc++/91308 602 * include/bits/unique_ptr.h (unique_ptr::__safe_conversion_up): Remove 603 constraints on deleter that should only apply to the constructor. 604 (unique_ptr<T[], D>::__safe_conversion_up): Likewise. 605 (unique_ptr<T[], D>::unique_ptr(unique_ptr<U, D>&&)): Restore 606 constraints on deleter here. 607 * testsuite/20_util/unique_ptr/assign/91308.cc: New test. 608 609 2019-07-31 Jonathan Wakely <jwakely (a] redhat.com> 610 611 Backport from mainline 612 2019-07-29 Jonathan Wakely <jwakely (a] redhat.com> 613 614 PR libstdc++/51333 615 * libsupc++/cxxabi.h (__gnu_cxx::recursive_init_error): Do not define 616 constructor inline. 617 * libsupc++/guard_error.cc (__gnu_cxx::recursive_init_error): Define 618 constructor. 619 * testsuite/18_support/51333.cc: New test. 620 621 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 622 623 Backport from mainline 624 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 625 626 * include/std/bit (__cpp_lib_endian): Define. 627 * include/std/version (__cpp_lib_endian): Define. 628 * testsuite/26_numerics/endian/2.cc: New. 629 * testsuite/26_numerics/endian/3.cc: New. 630 * testsuite/26_numerics/endian/4.cc: New. 631 632 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 633 634 Backport from mainline 635 2019-07-25 Jonathan Wakely <jwakely (a] redhat.com> 636 637 * include/std/bit (endian): Move definition here as per P1612R1. 638 * include/std/type_traits (endian): Remove definition from here. 639 * testsuite/20_util/endian/1.cc: Rename to ... 640 * testsuite/26_numerics/endian/1.cc: ... here. Adjust header. 641 642 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 643 644 Backport from mainline 645 2019-07-22 Jonathan Wakely <jwakely (a] redhat.com> 646 647 * include/std/bit (__rotl, __rotr): Change second parameter from 648 unsigned int to int and handle negative values. 649 (rotl, rotr): Remove check for __STRICT_ANSI__. Change second 650 parameter from unsigned int to int. Add nodiscard attribute. 651 * testsuite/26_numerics/bit/bitops.rot/rotl.cc: Rename to ... 652 * testsuite/26_numerics/bit/bit.rotate/rotl.cc: Here. Test negative 653 shifts. 654 * testsuite/26_numerics/bit/bitops.rot/rotr.cc: Rename to ... 655 * testsuite/26_numerics/bit/bit.rotate/rotr.cc: Here. Test negative 656 shifts. 657 658 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 659 660 Backport from mainline 661 2019-07-22 Jonathan Wakely <jwakely (a] redhat.com> 662 663 * include/std/bit (__ceil2): Make unrepresentable results undefined, 664 as per P1355R2. Add debug assertion. Perform one left shift, not two, 665 so that out of range values cause undefined behaviour. Ensure that 666 shift will still be undefined if left operand is promoted. 667 * testsuite/26_numerics/bit/bit.pow.two/ceil2.cc: Replace checks for 668 unrepresentable values with checks that they are not core constant 669 expressions. 670 * testsuite/26_numerics/bit/bit.pow.two/ceil2_neg.cc: New test. 671 672 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 673 674 Backport from mainline (partial) 675 2019-06-26 Jonathan Wakely <jwakely (a] redhat.com> 676 677 * include/std/bit (rotl(byte, unsigned), rotr(byte, unsigned)) 678 (countl_zero(byte), countl_one(byte), countr_zero(byte)) 679 (countr_one(byte), popcount(byte), ispow2(byte), ceil2(byte)) 680 (floor2(byte), log2p1(byte)): Remove. 681 * testsuite/26_numerics/bit/bit.pow.two/ceil2.cc: Remove test for 682 std::byte overload. 683 * testsuite/26_numerics/bit/bit.pow.two/floor2.cc: Likewise. 684 * testsuite/26_numerics/bit/bit.pow.two/ispow2.cc: Likewise. 685 * testsuite/26_numerics/bit/bit.pow.two/log2p1.cc: Likewise. 686 * testsuite/26_numerics/bit/bitops.count/countl_one.cc: Likewise. 687 * testsuite/26_numerics/bit/bitops.count/countl_zero.cc: Likewise. 688 * testsuite/26_numerics/bit/bitops.count/countr_one.cc: Likewise. 689 * testsuite/26_numerics/bit/bitops.count/countr_zero.cc: Likewise. 690 * testsuite/26_numerics/bit/bitops.count/popcount.cc: Likewise. 691 * testsuite/26_numerics/bit/bitops.rot/rotl.cc: Likewise. 692 * testsuite/26_numerics/bit/bitops.rot/rotr.cc: Likewise. 693 694 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 695 696 Backport from mainline 697 2019-07-16 Jason Merrill <jason (a] redhat.com> 698 699 * include/std/memory (uses_allocator_construction_args): Add parens 700 around constraint. 701 702 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 703 704 Backport from mainline 705 2019-07-02 Jonathan Wakely <jwakely (a] redhat.com> 706 707 * include/bits/c++config (_GLIBCXX_HAVE_BUILTIN_LAUNDER) 708 (_GLIBCXX_HAVE_BUILTIN_IS_CONSTANT_EVALUATED): Use __has_builtin 709 instead of __is_identifier to detect Clang support. 710 711 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 712 713 Backport from mainline 714 2019-05-23 Jonathan Wakely <jwakely (a] redhat.com> 715 716 * doc/xml/manual/status_cxx2017.xml: Add feature test macro for 717 P0040R3. 718 * doc/html/*: Regenerate. 719 720 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 721 722 Backport from mainline 723 2019-06-20 Jonathan Wakely <jwakely (a] redhat.com> 724 725 * doc/xml/manual/status_cxx2017.xml: Fix outdated reference to 726 C++17 working draft. 727 728 2019-07-26 Jonathan Wakely <jwakely (a] redhat.com> 729 730 Backport from mainline 731 2019-06-25 Jonathan Wakely <jwakely (a] redhat.com> 732 733 * include/std/numeric (midpoint(T, T)): Avoid std::abs in constexpr 734 function. 735 736 Backport from mainline 737 2019-06-24 Jonathan Wakely <jwakely (a] redhat.com> 738 739 * include/std/numeric (midpoint(T, T)): Change implementation for 740 floating-point types to avoid incorrect rounding of denormals. 741 * testsuite/26_numerics/midpoint/floating.cc: Add check for correct 742 rounding with denormals. 743 * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line numbers. 744 * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise. 745 746 2019-07-03 Jonathan Wakely <jwakely (a] redhat.com> 747 748 PR libstdc++/91067 749 * acinclude.m4 (libtool_VERSION): Bump to 6:27:0. 750 * configure: Regenerate. 751 * config/abi/pre/gnu.ver (GLIBCXX_3.4.27): Add new version. Export 752 missing symbols. 753 * testsuite/27_io/filesystem/iterators/91067.cc: New test. 754 * testsuite/util/testsuite_abi.cc: Add new symbol version. 755 756 Backport from mainline 757 2019-07-02 Jonathan Wakely <jwakely (a] redhat.com> 758 759 * include/bits/c++config (_GLIBCXX_HAVE_BUILTIN_LAUNDER) 760 (_GLIBCXX_HAVE_BUILTIN_IS_CONSTANT_EVALUATED): Use __has_builtin 761 instead of __is_identifier to detect Clang support. 762 763 2019-06-27 Jonathan Wakely <jwakely (a] redhat.com> 764 765 PR libstdc++/85494 use rand_s in std::random_device 766 * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_CRT_RAND_S): Define. 767 * src/c++11/cow-string-inst.cc (random_device::_M_init_pretr1) 768 [_GLIBCXX_USE_CRT_RAND_S]: Do nothing if rand_s will be used. 769 * src/c++11/random.cc [_GLIBCXX_USE_CRT_RAND_S] (__winxp_rand_s): 770 Define new function. 771 (random_device::_M_init_pretr1) [_GLIBCXX_USE_CRT_RAND_S]: Do nothing 772 if rand_s will be used. 773 (random_device::_M_getval_pretr1) [_GLIBCXX_USE_CRT_RAND_S]: Use 774 __winxp_rand_s(). 775 * testsuite/26_numerics/random/random_device/85494.cc: New test. 776 777 PR libstdc++/91012 778 * src/c++17/fs_path.cc (filesystem_error::_Impl): Use a string_view 779 for the what_arg parameters. 780 (filesystem_error::filesystem_error): Pass system_error::what() to 781 the _Impl constructor. 782 * testsuite/27_io/filesystem/filesystem_error/cons.cc: Ensure that 783 filesystem_error::what() contains system_error::what(). 784 785 2019-06-21 Jonathan Wakely <jwakely (a] redhat.com> 786 787 Backport from mainline 788 2019-06-19 Jonathan Wakely <jwakely (a] redhat.com> 789 790 PR libstdc++/90920 partially revert r263433 791 * include/bits/stl_algo.h (__rotate): Restore checks for empty ranges. 792 (rotate): Remove checks. 793 * testsuite/25_algorithms/rotate/90920.cc: New test. 794 795 2019-06-17 Jonathan Wakely <jwakely (a] redhat.com> 796 797 PR libstdc++/90281 Fix string conversions for filesystem::path 798 * include/bits/fs_path.h (u8path) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: 799 Use codecvt_utf8_utf16 instead of codecvt_utf8. Use 800 __str_codecvt_in_all to fail for partial conversions and throw on 801 error. 802 [!_GLIBCXX_FILESYSTEM_IS_WINDOWS && _GLIBCXX_USE_CHAR8_T] 803 (path::_Cvt<char8_t>): Add explicit specialization. 804 [_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::_Cvt::_S_wconvert): Remove 805 overloads. 806 [_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::_Cvt::_S_convert): Use 807 if-constexpr instead of dispatching to _S_wconvert. Use codecvt 808 instead of codecvt_utf8. Use __str_codecvt_in_all and 809 __str_codecvt_out_all. 810 [!_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::_Cvt::_S_convert): Use 811 codecvt instead of codecvt_utf8. Use __str_codecvt_out_all. 812 (path::_S_str_convert) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use 813 codecvt_utf8_utf16 instead of codecvt_utf8. Construct return values 814 with allocator. Use __str_codecvt_out_all. Fallthrough to POSIX code 815 after converting to UTF-8. 816 (path::_S_str_convert): Use codecvt instead of codecvt_utf8. Use 817 __str_codecvt_in_all. 818 (path::string): Fix initialization of string types with different 819 allocators. 820 (path::u8string) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use 821 codecvt_utf8_utf16 instead of codecvt_utf8. Use __str_codecvt_out_all. 822 * include/bits/locale_conv.h (__do_str_codecvt): Reorder static and 823 runtime conditions. 824 (__str_codecvt_out_all, __str_codecvt_in_all): New functions that 825 return false for partial conversions. 826 * include/experimental/bits/fs_path.h (u8path): 827 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Implement correctly for mingw. 828 [_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::_Cvt::_S_wconvert): Add 829 missing handling for char8_t. Use codecvt and codecvt_utf8_utf16 830 instead of codecvt_utf8. Use __str_codecvt_in_all and 831 __str_codecvt_out_all. 832 [!_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::_Cvt::_S_convert): Use 833 codecvt instead of codecvt_utf8. Use __str_codecvt_out_all. 834 (path::string) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use 835 codecvt_utf8_utf16 instead of codecvt_utf8. Construct return values 836 with allocator. Use __str_codecvt_out_all and __str_codecvt_in_all. 837 (path::string) [!_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use 838 __str_codecvt_in_all. 839 (path::u8string) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use 840 codecvt_utf8_utf16 instead of codecvt_utf8. Use __str_codecvt_out_all. 841 * src/c++17/fs_path.cc (path::_S_convert_loc): Use 842 __str_codecvt_in_all. 843 * src/filesystem/path.cc (path::_S_convert_loc): Likewise. 844 * testsuite/27_io/filesystem/path/construct/90281.cc: New test. 845 * testsuite/27_io/filesystem/path/factory/u8path.cc: New test. 846 * testsuite/27_io/filesystem/path/native/string.cc: Test with empty 847 strings and with Unicode characters outside the basic multilingual 848 plane. 849 * testsuite/27_io/filesystem/path/native/alloc.cc: New test. 850 * testsuite/experimental/filesystem/path/construct/90281.cc: New test. 851 * testsuite/experimental/filesystem/path/factory/u8path.cc: New test. 852 * testsuite/experimental/filesystem/path/native/alloc.cc: New test. 853 * testsuite/experimental/filesystem/path/native/string.cc: Test with 854 empty strings and with Unicode characters outside the basic 855 multilingual plane. 856 857 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 858 859 Backport from mainline 860 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 861 862 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace wildcard that matches 863 wstring::_M_replace_dispatch with more specific patterns. 864 * include/bits/fs_path.h (path::_S_convert_loc<_InputIterator>): 865 Create const std::string to avoid redundant call to _S_convert_loc 866 with non-const pointers. 867 * include/bits/locale_conv.h (__do_str_codecvt): Use if-constexpr to 868 avoid unnecessary basic_string::assign instantiations. 869 870 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 871 872 Backport from mainline 873 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 874 875 * include/experimental/bits/fs_path.h 876 (path::_S_convert_loc<_InputIterator>): Create const std::string to 877 avoid redundant call to _S_convert_loc with non-const pointers. 878 879 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 880 881 Backport from mainline 882 2019-05-29 Jonathan Wakely <jwakely (a] redhat.com> 883 884 PR libstdc++/88881 885 * src/c++17/fs_ops.cc [_GLIBCXX_FILESYSTEM_IS_WINDOWS] 886 (status(const path&, error_code&)): Use parent_path() to remove 887 trailing slash. 888 (symlink_status(const path&, error_code&)): Duplicate workaround for 889 bug in _wstat for paths with trailing slash. 890 * testsuite/27_io/filesystem/operations/remove_all.cc: Check path 891 with trailing slash. 892 * testsuite/27_io/filesystem/operations/status.cc: Likewise. 893 * testsuite/27_io/filesystem/operations/symlink_status.cc: Likewise. 894 895 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 896 897 Backport from mainline 898 2019-05-29 Jonathan Wakely <jwakely (a] redhat.com> 899 900 * src/c++17/fs_path.cc (path::parent_path()): Create whole path at 901 once instead of building it iteratively. 902 903 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 904 905 Backport from mainline 906 2019-05-07 Jonathan Wakely <jwakely (a] redhat.com> 907 908 * doc/xml/manual/intro.xml: Fix DR 2537 and DR 2566 confusion. 909 910 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 911 912 Backport from mainline 913 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 914 915 * include/std/version (__cpp_lib_bind_front): Add missing macro. 916 917 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 918 919 Backport from mainline 920 2019-06-12 Jonathan Wakely <jwakely (a] redhat.com> 921 922 * include/std/algorithm (__cpp_lib_parallel_algorithm): Fix value. 923 * include/std/memory (__cpp_lib_parallel_algorithm): Likewise. 924 * include/std/numeric (__cpp_lib_parallel_algorithm): Likewise. 925 * testsuite/25_algorithms/pstl/feature_test.cc: New test. 926 927 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 928 929 Backport from mainline 930 2019-06-07 Jonathan Wakely <jwakely (a] redhat.com> 931 932 PR libstdc++/90770 933 * src/Makefile.am (stamp-debug): Also test for missing makefile. 934 * src/Makefile.in: Regenerate. 935 936 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 937 938 Backport from mainline 939 2019-05-21 Jonathan Wakely <jwakely (a] redhat.com> 940 941 PR libstdc++/90252 942 * testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend): 943 Use "additional_flags" to pass -ltbb to v3_target_compile command. 944 Use check_v3_target_prop_cached to cache the result of the test. 945 946 Backport from mainline 947 2019-05-20 Thomas Rodgers <trodgers (a] redhat.com> 948 949 PR libstdc++/90252 950 * testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend): 951 Changed v3_target_compile check from preprocess to executable. 952 Added "-ltbb" to v3_target_compile flags. 953 954 Backport from mainline 955 2019-05-20 Thomas Rodgers <trodgers (a] redhat.com> 956 957 * testsuite/lib/libstdc++.exp (check_effective_target_tbb-backend): 958 Add check for Thread Building Blocks 2018 or later. 959 960 2019-06-14 Jonathan Wakely <jwakely (a] redhat.com> 961 962 Backport from mainline 963 2019-05-21 Jonathan Wakely <jwakely (a] redhat.com> 964 965 * doc/xml/manual/shared_ptr.xml: Fix names of lock policy constants. 966 967 2019-06-11 Edward Smith-Rowland <3dw4rd (a] verizon.net> 968 969 Fix ConstexprIterator requirements tests - No constexpr algorithms! 970 * testsuite/21_strings/basic_string_view/requirements/constexpr_iter.cc: 971 Replace copy with hand-rolled loop. 972 * testsuite/23_containers/array/requirements/constexpr_iter.cc: 973 Ditto. 974 975 2019-06-09 Edward Smith-Rowland <3dw4rd (a] verizon.net> 976 977 Test for C++20 p0858 - ConstexprIterator requirements. 978 * testsuite/21_strings/basic_string_view/requirements/constexpr_iter.cc: 979 New test. 980 * testsuite/23_containers/array/requirements/constexpr_iter.cc: 981 New test. 982 983 2019-06-05 Jakub Jelinek <jakub (a] redhat.com> 984 985 Backported from mainline 986 2019-05-29 Jakub Jelinek <jakub (a] redhat.com> 987 988 PR c++/90598 989 2019-05-02 Jonathan Wakely <jwakely (a] redhat.com> 990 991 * testsuite/experimental/propagate_const/requirements2.cc: Adjust 992 dg-error. 993 994 2019-06-03 Jonathan Wakely <jwakely (a] redhat.com> 995 996 PR libstdc++/90700 997 * include/std/tuple 998 (tuple(allocator_arg_t, const A&, const tuple<UTypes...>&)): Fix 999 value category of template argument to _TC::_NonNestedTuple. 1000 * testsuite/20_util/tuple/cons/90700.cc: New test. 1001 1002 PR libstdc++/90686 1003 * doc/xml/manual/status_cxx2014.xml: Document what's missing from 1004 <experimental/memory_resource>. 1005 * doc/xml/manual/status_cxx2020.xml: Document status of P0777R1, 1006 P0339R6, P0340R3, P1164R1 and P1357R1. 1007 * doc/html/*: Regenerate. 1008 1009 * include/std/tuple (make_from_tuple): Use remove_reference_t instead 1010 of decay_t (P0777R1). 1011 1012 2019-05-30 Jonathan Wakely <jwakely (a] redhat.com> 1013 1014 * doc/xml/manual/status_cxx2017.xml: Fix typo in documentation of 1015 implementation-defined support for [fs.conform.9945]. 1016 * doc/xml/manual/status_cxx2020.xml: Add feature-test macro for 1017 P0811R3. Change status of P1353R0. 1018 * doc/html/*: Regenerate. 1019 1020 2019-05-28 Jonathan Wakely <jwakely (a] redhat.com> 1021 1022 Backport from mainline 1023 2019-05-28 Jonathan Wakely <jwakely (a] redhat.com> 1024 1025 PR libstdc++/90634 1026 * include/experimental/bits/fs_path.h (path::path(path&&)): Only call 1027 _M_split_cmpts() for a path with multiple components. 1028 (path::_S_is_dir_sep()): Add missing 'static' keyword to function. 1029 * src/filesystem/path.cc (path::_M_split_cmpts()): Count number of 1030 components and reserve space in vector. Return early when there is 1031 only one component. 1032 * testsuite/27_io/filesystem/path/construct/90634.cc: New test. 1033 * testsuite/experimental/filesystem/path/construct/90634.cc: New test. 1034 1035 Backport from mainline 1036 2019-05-28 Jonathan Wakely <jwakely (a] redhat.com> 1037 1038 * testsuite/util/testsuite_fs.h (compare_paths): Use three-argument 1039 form of std::equals for C++11 compatibility. 1040 1041 2019-05-24 Jonathan Wakely <jwakely (a] redhat.com> 1042 1043 Backport from mainline 1044 2019-05-24 Jonathan Wakely <jwakely (a] redhat.com> 1045 1046 * include/std/numeric (midpoint(T*, T*)): Fix incorrect result. 1047 * testsuite/26_numerics/midpoint/pointer.cc: Change "compile" test 1048 to "run". 1049 1050 Backport from mainline 1051 2019-05-17 Jonathan Wakely <jwakely (a] redhat.com> 1052 1053 * include/bits/random.h (seed_seq::param): Fix non-reserved name. 1054 * include/experimental/type_traits (is_detected_exact) 1055 (is_detected_exact_v): Likewise. 1056 * include/pstl/execution_defs.h (is_execution_policy) 1057 (is_execution_policy_v, __enable_if_execution_policy): Likewise. 1058 * include/pstl/execution_impl.h (__policy_traits): Likewise. 1059 * testsuite/17_intro/names.cc: Check for more non-reserved names. 1060 * testsuite/experimental/names.cc: New test. 1061 1062 Backport from mainline 1063 2019-05-17 Jonathan Wakely <jwakely (a] redhat.com> 1064 1065 PR libstdc++/85965 1066 * include/bits/hashtable.h (_Hashtable::~_Hashtable()): Remove static 1067 assertions from the destructor. 1068 * include/bits/hashtable_policy.h (_Hash_code_base::_M_hash_code): 1069 Move static_assert for hash function to here. 1070 (_Hash_table_base::_M_equals): Move static_assert for equality 1071 predicate to here. 1072 * include/bits/stl_tree.h (_Rb_tree::_S_key(_Const_Link_type)): Move 1073 assertions here. Access the value directly instead of calling _S_value. 1074 (_Rb_tree::_S_key(_Const_Base_ptr)): Do downcast and forward to 1075 _S_key(_Const_Link_type). 1076 * testsuite/23_containers/set/85965.cc: Check construction, 1077 destruction, assignment and size() do not trigger the assertions. 1078 * testsuite/23_containers/unordered_set/85965.cc: Likewise. 1079 * testsuite/23_containers/map/48101_neg.cc: Call find and adjust 1080 expected errors. 1081 * testsuite/23_containers/multimap/48101_neg.cc: Likewise. 1082 * testsuite/23_containers/multiset/48101_neg.cc: Likewise. 1083 * testsuite/23_containers/set/48101_neg.cc: Likewise. 1084 * testsuite/23_containers/unordered_map/48101_neg.cc: Likewise. 1085 * testsuite/23_containers/unordered_multimap/48101_neg.cc: Likewise. 1086 * testsuite/23_containers/unordered_multiset/48101_neg.cc: Likewise. 1087 * testsuite/23_containers/unordered_set/48101_neg.cc: Likewise. 1088 1089 2019-05-23 Jonathan Wakely <jwakely (a] redhat.com> 1090 1091 Backport from mainline 1092 2019-05-23 Jonathan Wakely <jwakely (a] redhat.com> 1093 1094 * include/experimental/any (__any_caster): Use RTTI if comparing 1095 addresses fails, to support non-unique addresses in shared libraries. 1096 * include/std/any (__any_caster): Likewise. 1097 * testsuite/experimental/any/misc/any_cast_neg.cc: Use 0 for dg-error 1098 line number. 1099 1100 Backport from mainline 1101 2019-05-23 Jonathan Wakely <jwakely (a] redhat.com> 1102 1103 PR libstdc++/90220 1104 * include/experimental/any (__any_caster): Constrain to only be 1105 callable for object types. Use remove_cv_t instead of decay_t. 1106 If the type decays or isn't copy constructible, compare the manager 1107 function to a dummy specialization. 1108 (__any_caster): Add overload constrained for non-object types. 1109 (any::_Manager_internal<_Op>): Add dummy specialization. 1110 * testsuite/experimental/any/misc/any_cast.cc: Test function types 1111 and array types. 1112 1113 2019-05-22 Jonathan Wakely <jwakely (a] redhat.com> 1114 1115 Backport from mainline 1116 2019-05-22 Jonathan Wakely <jwakely (a] redhat.com> 1117 1118 PR libstdc++/90557 1119 * src/c++17/fs_path.cc (path::_List::operator=(const _List&)): Fix 1120 reversed arguments to uninitialized_copy_n. 1121 * testsuite/27_io/filesystem/path/assign/copy.cc: Check that source 1122 is unchanged by copy assignment. 1123 * testsuite/util/testsuite_fs.h (compare_paths): Use std::equal to 1124 compare path components. 1125 1126 2019-05-20 Jonathan Wakely <jwakely (a] redhat.com> 1127 1128 Backported from mainline 1129 2019-05-20 Jonathan Wakely <jwakely (a] redhat.com> 1130 1131 PR c++/90532 Ensure __is_constructible(T[]) is false 1132 * include/std/type_traits (__do_is_default_constructible_impl) 1133 (__is_default_constructible_atom, __is_default_constructible_safe): 1134 Remove. 1135 (is_default_constructible): Use is_constructible. 1136 * testsuite/20_util/is_constructible/value.cc: Check int[] case. 1137 * testsuite/20_util/is_default_constructible/value.cc: Likewise. 1138 * testsuite/20_util/is_trivially_constructible/value.cc: Likewise. 1139 * testsuite/20_util/is_trivially_default_constructible/value.cc: 1140 Likewise. 1141 1142 2019-05-16 Jonathan Wakely <jwakely (a] redhat.com> 1143 1144 Backport from mainline 1145 2019-05-16 Jonathan Wakely <jwakely (a] redhat.com> 1146 1147 * src/c++17/fs_ops.cc (absolute(const path&, error_code&)) 1148 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Remove bogus assertion. 1149 1150 Backport from mainline 1151 2019-05-04 Jonathan Wakely <jwakely (a] redhat.com> 1152 1153 PR libstdc++/90299 1154 * src/c++17/fs_ops.cc (absolute(const path&)): Report an error if the 1155 argument is an empty path. 1156 (absolute(const path&, error_code&)): Use invalid_argument as error 1157 code instead of no_such_file_or_directory. 1158 * testsuite/27_io/filesystem/operations/absolute.cc: Check handling 1159 of non-existent paths and empty paths with both overloads of absolute. 1160 1161 2019-05-15 Jonathan Wakely <jwakely (a] redhat.com> 1162 1163 Backport from mainline 1164 2019-04-30 Jonathan Wakely <jwakely (a] redhat.com> 1165 1166 * testsuite/27_io/filesystem/path/decompose/root_path.cc: Remove 1167 macros accidentally left in. 1168 * testsuite/27_io/filesystem/path/native/string-char8_t.cc: Remove 1169 unnecessary -lstdc++fs option. Fix test for mingw. 1170 * testsuite/experimental/filesystem/path/native/string-char8_t.cc: 1171 Fix test for mingw. 1172 1173 Backport from mainline 1174 2019-05-13 Jonathan Wakely <jwakely (a] redhat.com> 1175 1176 PR libstdc++/90454.cc path construction from void* 1177 * include/bits/fs_path.h (path::_Path): Use remove_pointer so that 1178 pointers to void are rejected as well as void. 1179 * include/experimental/bits/fs_path.h (path::_Path): Likewise. 1180 * testsuite/27_io/filesystem/path/construct/80762.cc: Also check 1181 pointers to void. 1182 * testsuite/experimental/filesystem/path/construct/80762.cc: Likewise. 1183 1184 2019-05-13 Edward Smith-Rowland <3dw4rd (a] verizon.net> 1185 1186 * doc/xml/manual/status_cxx2020.xml: Document P0811R3 status. 1187 1188 2019-05-11 Jonathan Wakely <jwakely (a] redhat.com> 1189 1190 Backport from mainline 1191 2019-05-10 Jonathan Wakely <jwakely (a] redhat.com> 1192 1193 PR libstdc++/81266 1194 * testsuite/util/thread/all.h: Do not use remove_pointer for 1195 std::thread::native_handle_type. 1196 1197 2019-05-10 Jonathan Wakely <jwakely (a] redhat.com> 1198 1199 PR libstdc++/90397 1200 * include/std/variant (variant): Add noexcept to friend declaration. 1201 1202 Backport from mainline 1203 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 1204 1205 * include/std/memory (__uses_alloc_args): Add string-literal to 1206 static_assert, to match the one in __uses_alloc. 1207 [__cpp_concepts] (_Std_pair): Use C++2a syntax for concept. 1208 * testsuite/20_util/polymorphic_allocator/construct_c++2a.cc: Check 1209 for recursive uses-allocator construction of nested pairs. 1210 * testsuite/20_util/scoped_allocator/construct_pair_c++2a.cc:: Add 1211 comment. 1212 1213 Backport from mainline 1214 2019-04-25 Jonathan Wakely <jwakely (a] redhat.com> 1215 1216 PR libstdc++/90239 1217 * doc/xml/manual/status_cxx2020.xml: Amend P0591R4 status. 1218 * include/std/scoped_allocator [__cplusplus > 201703L] 1219 (scoped_allocator_adaptor::construct): Define in terms of 1220 uses_allocator_construction_args, as per P0591R4. 1221 * testsuite/20_util/scoped_allocator/construct_pair_c++2a.cc: New test. 1222 * testsuite/util/testsuite_allocator.h: Remove name of unused 1223 parameter. 1224 * doc/html/*: Regenerate. 1225 1226 2019-05-03 Release Manager 1227 1228 * GCC 9.1.0 released. 1229 1230 2019-05-01 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 1231 1232 * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate. 1233 * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise. 1234 * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise. 1235 * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise. 1236 * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise. 1237 * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt: 1238 Likewise. 1239 * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise. 1240 * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt: 1241 Likewise. 1242 1243 2019-04-30 Jakub Jelinek <jakub (a] redhat.com> 1244 1245 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Change _Lock_policyE2 exports 1246 to _Lock_policyE[012]. 1247 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update. 1248 1249 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update. 1250 1251 2019-04-26 H.J. Lu <hongjiu.lu (a] intel.com> 1252 1253 Backport from mainline 1254 2019-04-26 H.J. Lu <hongjiu.lu (a] intel.com> 1255 1256 * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated. 1257 1258 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 1259 1260 Backport from mainline 1261 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 1262 1263 * testsuite/20_util/variant/run.cc: Use a new Hashable type to test 1264 hashing, because pmr::string depends on _GLIBCXX_USE_CXX11_ABI==1. 1265 * testsuite/21_strings/basic_string/hash/hash.cc 1266 [!_GLIBCXX_USE_CXX11_ABI]: Don't test pmr strings. 1267 * testsuite/21_strings/basic_string/hash/hash_char8_t.cc 1268 [!_GLIBCXX_USE_CXX11_ABI]: Likewise. 1269 1270 2019-04-26 Jonathan Wakely <jwakely (a] redhat.com> 1271 1272 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace wildcard that matches 1273 wstring::_M_replace_dispatch with more specific patterns. 1274 1275 2019-04-26 Jakub Jelinek <jakub (a] redhat.com> 1276 1277 * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Update. 1278 * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Update. 1279 * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update. 1280 * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update. 1281 1282 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update. 1283 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update. 1284 * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update. 1285 * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update. 1286 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update. 1287 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update. 1288 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update. 1289 1290 2019-04-25 Jonathan Wakely <jwakely (a] redhat.com> 1291 1292 PR libstdc++/90239 1293 * doc/xml/manual/status_cxx2020.xml: Correct status of P0591R4. 1294 * doc/html/*: Regenerate. 1295 1296 2019-04-24 Jonathan Wakely <jwakely (a] redhat.com> 1297 1298 * doc/xml/manual/status_cxx2017.xml: Document P0024R2 status. 1299 * doc/html/*: Regenerate. 1300 1301 * include/bits/fs_path.h (operator<, operator<=, operator>) 1302 (operator>=, operator==, operator!=): Make hidden friends, as per 1303 LWG 3065. 1304 * testsuite/27_io/filesystem/path/native/string-char8_t.cc: Fix 1305 string type in test. 1306 * testsuite/27_io/filesystem/path/native/string.cc: Likewise. 1307 1308 * include/std/any (any::any(ValueType&&)): Use __and_v. 1309 * include/std/numeric (midpoint(T, T, T), midpoint(T*, T*, T*)): 1310 Likewise. 1311 1312 * include/std/tuple (apply): Use remove_reference_t instead of decay_t 1313 as per P0777R1. 1314 * include/std/type_traits (__result_of_memfun): Use remove_reference 1315 instead of __remove_cvref_t and remove redundant is_same check. 1316 (__inv_unwrap): Use __remove_cvref_t instead of decay_t. 1317 1318 * include/experimental/string_view (basic_string_view::pointer) 1319 (basic_string_view::reference): Fix to refer to non-const value_type. 1320 * include/bits/basic_string.h (basic_string): Use __sv_check and 1321 __sv_limit instead of basic_string_view::_M_check and 1322 basic_string_view::_M_limit. 1323 * include/std/string_view (__sv_check, __sv_limit): New 1324 helper functions to replace basic_string_view::_M_check and 1325 basic_string_view::_M_limit. 1326 (basic_string_view): Add static assertions to enforce ill-formed 1327 requirement for traits_type::char_type from P1148R0, and to enforce 1328 required properties of char-like types. 1329 (basic_string_view::pointer, basic_string_view::reference): Fix to 1330 refer to non-const value_type. 1331 (basic_string_view::operator[], basic_string_view::at) 1332 (basic_string_view::front, basic_string_view::back) 1333 (basic_string_view::data): Use const_reference and const_pointer 1334 typedefs for return types. 1335 (basic_string_view::_M_check, basic_string_view::_M_limit): Remove. 1336 (hash<wstring_view>): Fix argument_type typedef. 1337 * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/ 1338 char/1.cc: Fix expected return type of basic_string_view::data(). 1339 * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/ 1340 wchar_t/1.cc: Likewise. 1341 * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/ 1342 char/1.cc: Likewise. 1343 * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/ 1344 wchar_t/1.cc: Likewise. 1345 * testsuite/21_strings/basic_string_view/requirements/traits_neg.cc: 1346 New test. 1347 * testsuite/21_strings/basic_string_view/requirements/typedefs.cc: 1348 Check reference and pointer typedefs. 1349 * testsuite/experimental/string_view/requirements/typedefs.cc: 1350 Likewise. 1351 * testsuite/experimental/string_view/modifiers/remove_prefix/char/1.cc: 1352 Fix expected return type of basic_string_view::data(). 1353 * testsuite/experimental/string_view/modifiers/remove_prefix/wchar_t/ 1354 1.cc: Likewise. 1355 * testsuite/experimental/string_view/modifiers/remove_suffix/char/1.cc: 1356 Likewise. 1357 * testsuite/experimental/string_view/modifiers/remove_suffix/wchar_t/ 1358 1.cc: Likewise. 1359 1360 PR libstdc++/90220 1361 * include/std/any (__any_caster): Use remove_cv_t instead of decay_t. 1362 Avoid a runtime check for types that can never be stored in std::any. 1363 * testsuite/20_util/any/misc/any_cast.cc: Test std::any_cast with 1364 array types. 1365 1366 PR libstdc++/90220 (partial) 1367 * include/std/any (any_cast<T>(any*), any_cast<T>(const any*)): Do 1368 not attempt ill-formed static_cast to pointers to non-object types. 1369 * testsuite/20_util/any/misc/any_cast.cc: Test std::any_cast with 1370 function types. 1371 1372 * testsuite/20_util/variant/run.cc: Catch exception by reference to 1373 prevent -Wcatch-value warning. 1374 1375 * include/std/variant (__variant_construct): Use template parameter 1376 type instead of equivalent decltype-specifier. 1377 (_Move_ctor_base<false, Types...>::_Move_ctor_base(_Move_ctor_base&&)): 1378 Replace forward with move. 1379 (_Move_ctor_base<false, Types...>::_M_destructive_move) 1380 (_Move_ctor_base<false, Types...>::_M_destructive_copy) 1381 (_Move_ctor_base<true, Types...>::_M_destructive_move) 1382 (_Move_ctor_base<true, Types...>::_M_destructive_copy): Only set the 1383 index after construction succeeds. 1384 (_Copy_assign_base<false, Types...>::operator=): Remove redundant 1385 if-constexpr checks that are always true. Use __remove_cvref_t instead 1386 of remove_reference so that is_nothrow_move_constructible check 1387 doesn't use a const rvalue parameter. In the potentially-throwing case 1388 construct a temporary and move assign it, as per LWG 2904. 1389 (_Move_assign_base<false, Types...>::operator=): Remove redundant 1390 if-constexpr checks that are always true. Use emplace as per LWG 2904. 1391 (variant::operator=(T&&)): Only use emplace conditionally, otherwise 1392 construct a temporary and move assign from it, as per LWG 2904. 1393 * testsuite/20_util/variant/exception_safety.cc: Check that 1394 assignment operators have strong exception safety guarantee. 1395 1396 2019-04-23 Thomas Rodgers <trodgers (a] redhat.com> 1397 1398 Document PSTL linker flags 1399 1400 * doc/xml/manual/using.xml: Add PSTL linker flags to table 3.1. 1401 1402 2019-04-23 Jonathan Wakely <jwakely (a] redhat.com> 1403 1404 * include/std/variant (__detail::__variant::_Traits): Make 1405 _S_trivial_copy_assign depend on _S_trivial_copy_ctor and make 1406 _S_trivial_move_assign depend on _S_trivial_move_ctor, as per 1407 P0602R4. 1408 (__detail::__variant::_Copy_assign_alias): Only depend on 1409 _S_trivial_copy_assign, which subsumes _S_trivial_copy_ctor now. 1410 * testsuite/20_util/variant/compile.cc: Correct checks for trivial 1411 move assignment operators. 1412 1413 PR libstdc++/90165 1414 * include/std/variant (variant::__not_self): New helper for the 1415 is_same_v<remove_cvref_t<T>, variant>==false constraints. 1416 (variant::__to_type_impl): Remove. 1417 (variant::__to_type): Add default argument to check pack size, instead 1418 of using __to_type_impl. 1419 (variant::__accepted_type): Add default argument using __not_self. 1420 (variant::__is_in_place_tag, variant::__not_in_place_tag): New helpers 1421 for variant(T&&) constructor constraint. 1422 (variant::variant(T&&)): Use __not_in_place_tag in constraints. 1423 Extract __accepted_type into a named template parameter for reuse in 1424 other constraints and in the exception specification. 1425 (variant::variant(in_place_type_t<T>, Args&&...)) 1426 (variant::variant(in_place_type_t<T>, initializer_list<U>, Args&&...)) 1427 (variant::variant(in_place_index_t<T>, Args&&...)) 1428 (variant::variant(in_place_index_t<T>, initializer_list<U>, Args&&...)) 1429 (variant::operator=T&&)): Remove redundant && from trait arguments. 1430 * testsuite/20_util/variant/compile.cc: Check variant(T&&) constructor 1431 isn't used for in_place_type or in_place_index arguments. 1432 1433 * include/std/type_traits (unwrap_reference_t): Define for C++2a. 1434 (unwrap_ref_decay): Remove inheritance from unwrap_reference. 1435 * testsuite/20_util/unwrap_reference/1.cc: Adjust test to use alias. 1436 1437 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan (a] arm.com> 1438 Bernd Edlinger <bernd.edlinger (a] hotmail.de> 1439 Jakub Jelinek <jakub (a] redhat.com> 1440 1441 PR target/89093 1442 * libsupc++/eh_personality.cc (PERSONALITY_FUNCTION): Add 1443 general-regs-only target attribute for ARM. 1444 1445 2019-04-23 Jonathan Wakely <jwakely (a] redhat.com> 1446 1447 PR libstdc++/87431 1448 * include/bits/basic_string.h (_Never_valueless_alt): Make partial 1449 specialization also depend on is_nothrow_move_constructible. 1450 * include/std/variant (__detail::__variant::__never_valueless()): 1451 Only true if the variant would have a move assignment operator. 1452 (__detail::__variant::_Variant_storage<false, T...>::_M_valid()): 1453 Check __never_valueless<T...>(). 1454 (variant::emplace): Only perform non-throwing move assignments 1455 for never-valueless alternatives if the variant has a move assignment 1456 operator. 1457 * testsuite/20_util/variant/compile.cc: Check that never-valueless 1458 types can be emplaced into non-assignable variants. 1459 * testsuite/20_util/variant/run.cc: Check that never-valueless types 1460 don't get copied when emplaced into non-assignable variants. 1461 1462 * include/std/variant (__detail::__variant::__ref_cast): Remove 1463 unused function. 1464 (__detail::__variant::_Uninitialized::_M_get) 1465 (__detail::__variant::__get) 1466 (__gen_vtable_impl::__element_by_index_or_cookie): Add noexcept. 1467 1468 2019-04-21 Iain Sandoe <iain (a] sandoe.co.uk> 1469 1470 * testsuite/17_intro/headers/c++1998/charset.cc: Skip for Darwin8 1471 to Darwin10. 1472 * testsuite/17_intro/headers/c++2011/charset.cc: Likewise. 1473 * testsuite/17_intro/headers/c++2014/charset.cc: Likewise. 1474 * testsuite/17_intro/headers/c++2017/charset.cc: Likewise. 1475 * testsuite/17_intro/headers/c++2020/charset.cc: Likewise. 1476 1477 2019-04-20 Thomas Rodgers <trodgers (a] redhat.com> 1478 1479 Delegate PSTL configuration to pstl/pstl_config.h 1480 1481 * include/bits/c++config: Remove explicit PSTL configuration 1482 macros and use definitions from <pstl/pstl_config.h>. 1483 1484 2019-04-20 Thomas Rodgers <trodgers (a] redhat.com> 1485 1486 Cleanup algorithm implementations 1487 * include/pstl/glue_algorithm_impl.h (stable_sort): Forward 1488 execution policy. 1489 (mismatch): Forward execution policy. 1490 (equal): Qualify call to std::equal(). 1491 (partial_sort): Forward execution policy. 1492 (inplace_merge): Forward execution policy. 1493 1494 2019-04-19 Thomas Rodgers <trodgers (a] redhat.com> 1495 1496 Improve implementation of parallel equal() 1497 * include/pstl/algorithm_impl.h 1498 (__internal::__brick_equal): use "4 iterator" version of 1499 std::equal(). 1500 (__internal::__brick_equal): use simd for random access 1501 iterators on unsequenced execution policies. 1502 (__internal::__pattern_equal): add "4 iterator" version 1503 (__internal::__pattern_equal): dispatch to simd __brick_equal 1504 for vector-only execution policies. 1505 (__internal::__pattern_equal): dispatch to __parallel_or for 1506 parallel execution policies. 1507 * include/pstl/glue_algorithm_impl.h 1508 (std::equal): dispatch to "4 iterator" version of 1509 __internal::__pattern_equal(). 1510 1511 2019-04-17 Jonathan Wakely <jwakely (a] redhat.com> 1512 1513 PR libstdc++/90105 1514 * include/bits/forward_list.h (operator==): Do not use operator!= to 1515 compare elements. 1516 (forward_list<T, A>::sort(Comp)): When elements are equal take the one 1517 earlier in the list, so that sort is stable. 1518 * testsuite/23_containers/forward_list/operations/90105.cc: New test. 1519 * testsuite/23_containers/forward_list/comparable.cc: Test with 1520 types that meet the minimum EqualityComparable and LessThanComparable 1521 requirements. Remove irrelevant comment. 1522 1523 * include/std/variant (__detail::__variant::_Traits::_S_copy_assign): 1524 Do not depend on whether all alternative types are move constructible. 1525 (__detail::__variant::_Copy_assign_base::operator=): Remove cv-quals 1526 from the operand when deciding whether to perform the assignment. 1527 * testsuite/20_util/variant/compile.cc (DeletedMoves): Define type 1528 with deleted move constructor and deleted move assignment operator. 1529 (default_ctor, copy_ctor, move_ctor, copy_assign, move_assign): Check 1530 behaviour of variants with DeletedMoves as an alternative. 1531 * testsuite/20_util/variant/run.cc (DeletedMoves): Define same type. 1532 (move_ctor, move_assign): Check that moving a variant with a 1533 DeletedMoves alternative falls back to copying instead of moving. 1534 1535 * testsuite/20_util/variant/compile.cc: Remove empty string literals 1536 from static_assert declarations. 1537 1538 * testsuite/20_util/variant/compile.cc (MoveCtorOnly): Fix type to 1539 actually match its name. 1540 (MoveCtorAndSwapOnly): Define new type that adds swap to MoveCtorOnly. 1541 (test_swap()): Fix result for MoveCtorOnly and check 1542 MoveCtorAndSwapOnly. 1543 1544 * include/std/optional (optional::value_or(U&&) &&): Add missing 1545 constexpr specifier. 1546 * testsuite/20_util/optional/constexpr/observers/4.cc: Check value_or 1547 for disengaged optionals and rvalue optionals. 1548 * testsuite/20_util/optional/observers/4.cc: Likewise. 1549 1550 2019-04-12 Thomas Rodgers <trodgers (a] redhat.com> 1551 1552 * include/pstl/algorithm_impl.h: Uglify identfiers. 1553 * include/pstl/numeric_impl.h: Uglify identfiers. 1554 * include/pstl/parallel_backend_tbb.h: Uglify identfiers. 1555 1556 2019-04-11 Thomas Rodgers <trodgers (a] redhat.com> 1557 1558 * include/bits/c++config: 1559 Add definition for __PSTL_ASSERT. 1560 Add definition for __PSTL_ASSERT_MSG. 1561 * include/pstl/algorithm_impl.h: Replace use of assert(). 1562 * include/pstl/numeric_impl.h: Replace use of assert(). 1563 * include/pstl/parallel_backend_tbb.h: 1564 Replace use of assert(). 1565 Replace use of __TBB_ASSERT(). 1566 * include/pstl/parallel_backend_utils.h: Replace use of assert(). 1567 1568 2019-04-11 Jonathan Wakely <jwakely (a] redhat.com> 1569 1570 PR libstdc++/90046 1571 * src/c++17/memory_resource.cc 1572 (monotonic_buffer_resource::_Chunk::allocate): Increase alignment if 1573 needed to allow placing a _Chunk at the end of the buffer. 1574 (monotonic_buffer_resource::_M_new_buffer): Remove static_assert. 1575 1576 2019-04-10 Jonathan Wakely <jwakely (a] redhat.com> 1577 1578 * doc/xml/faq.xml: Add information about emergency EH pool. 1579 * doc/xml/manual/debug.xml: Update list of memory debugging tools. 1580 Move outdated information on mt_allocator to a separate section. 1581 * doc/xml/manual/evolution.xml: Clarify that GLIBCXX_FORCE_NEW 1582 doesn't affect the default allocator. 1583 1584 * testsuite/lib/libstdc++.exp (check_v3_target_parallel_mode): Fix 1585 typo. 1586 1587 PR libstdc++/89851 1588 * testsuite/20_util/variant/89851.cc: New test. 1589 1590 2019-04-09 Jonathan Wakely <jwakely (a] redhat.com> 1591 1592 * include/std/variant: Adjust whitespace. Add comments. 1593 (_Multi_array): Leave primary template undefined. 1594 (_Multi_array<_Tp>): Define partial specialization for base case of 1595 recursion. 1596 (__gen_vtable_impl, __gen_vtable): Remove redundant && from type 1597 which is always a reference. 1598 (__gen_vtable::_S_apply()): Remove function, inline body into 1599 default member initializer. 1600 * testsuite/20_util/variant/visit.cc: Test with noncopyable types. 1601 1602 * include/std/variant (__variant_idx_cookie): Add member type. 1603 (__visitor_result_type): Remove. 1604 (__do_visit): Use invoke_result instead of __visitor_result_type. 1605 * testsuite/20_util/variant/visit.cc: New test. 1606 1607 PR libstdc++/90008 1608 * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Remove 1609 unused capture. 1610 * testsuite/20_util/variant/90008.cc: New test. 1611 1612 2019-04-09 Thomas Rodgers <trodgers (a] redhat.com> 1613 1614 * include/pstl/algorithm_impl.h: Add namespace qualification. 1615 * include/pstl/execution_defs.h: Add namespace qualification. 1616 * include/pstl/execution_impl.h: Add namespace qualification. 1617 * include/pstl/numeric_impl.h: Add namespace qualification. 1618 * include/pstl/parallel_backend_tbb.h: Add namespace qualification. 1619 * include/pstl/unseq_backend_simd.h: Add namespace qualification. 1620 * include/pstl/parallel_backend_utils.h: Include <cassert>. 1621 1622 2019-04-08 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1623 1624 Fix visit<R> for variant. 1625 * include/std/variant (__do_visit): Add a template parameter 1626 for enforcing same return types for visit. 1627 (__gen_vtable_impl): Likewise. 1628 (_S_apply_single_alt): Adjust. 1629 (__visit_invoke_impl): New. Handle casting to void. 1630 (__do_visit_invoke): New. Enforces same return types. 1631 (__do_visit_invoke_r): New. Converts return types. 1632 (__visit_invoke): Adjust. 1633 (__gen_vtable): Add a template parameter for enforcing 1634 same return types for visit. 1635 * testsuite/20_util/variant/visit_r.cc: Add a test for a visitor with 1636 different return types. 1637 * testsuite/20_util/variant/visit_neg.cc: New. Ensures that 1638 visitors with different return types don't accidentally 1639 compile with regular visitation. 1640 1641 2019-04-08 Christophe Lyon <christophe.lyon (a] linaro.org> 1642 1643 * testsuite/27_io/filesystem/iterators/caching.cc: Add 1644 dg-require-filesystem-ts. 1645 1646 2019-04-05 Jonathan Wakely <jwakely (a] redhat.com> 1647 1648 * doc/xml/manual/status_cxx2020.xml: Update status. 1649 * include/std/variant (visit<R>): Define for C++2a (P0655R1). 1650 * testsuite/20_util/variant/visit_r.cc: New test. 1651 1652 * include/bits/fs_dir.h (directory_iterator::operator*) 1653 (directory_iterator::operator->): Add noexcept. 1654 (operator==, operator!=): Replace namespace-scope equality operators 1655 for directory iterators with hidden friends. 1656 1657 PR libstdc++/89986 1658 * config/abi/pre/gnu.ver: Add missing exports. 1659 * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Test 1660 increment member. 1661 1662 * config/abi/pre/gnu.ver: Export new symbols. 1663 * include/bits/fs_dir.h (recursive_directory_iterator::options()) 1664 (recursive_directory_iterator::recursion_pending()) 1665 (recursive_directory_iterator::disable_recursion_pending()): Remove 1666 inline definitions. Make noexcept. 1667 (recursive_directory_iterator::depth()) 1668 (recursive_directory_iterator::operator*()) 1669 (recursive_directory_iterator::operator->()): Make noexcept. 1670 (recursive_directory_iterator::_M_options) 1671 (recursive_directory_iterator::_M_pending): Remove data members. 1672 * src/c++17/fs_path.cc (_Dir_stack): Add constructor and data members. 1673 (recursive_directory_iterator::recursive_directory_iterator): Remove 1674 ctor-initializer. Use new constructor for _Dir_stack. 1675 (recursive_directory_iterator::options()) 1676 (recursive_directory_iterator::recursion_pending()) 1677 (recursive_directory_iterator::disable_recursion_pending()): Add 1678 non-inline definitions. 1679 (recursive_directory_iterator::depth()): Make noexcept. 1680 (recursive_directory_iterator::increment(error_code&)) 1681 (recursive_directory_iterator::pop(error_code&)): Adjust to new 1682 location of options and recursion_pending members. 1683 * testsuite/27_io/filesystem/iterators/recursion_pending.cc: New test. 1684 * testsuite/util/testsuite_fs.h (__gnu_test::scoped_file): Add 1685 user-declared move constructor and assignment operator, to make the 1686 type move-only. 1687 1688 * src/c++17/fs_dir.cc (_Dir::advance(bool, error_code&)): Handle 1689 d_type == DT_UNKNOWN immediately. 1690 (_Dir::should_recurse(bool, error_code&)): Remove file_type::unknown 1691 handling here. 1692 * testsuite/27_io/filesystem/iterators/caching.cc: New test. 1693 1694 * include/bits/fs_path.h (path::operator=(path&&)): Check for self 1695 assignment. 1696 * src/c++17/fs_path.cc (path::operator=(const path&)): Likewise. 1697 * testsuite/27_io/filesystem/path/assign/copy.cc: Test self 1698 assignment. 1699 1700 PR libstdc++/87431 (again) 1701 * include/bits/basic_string.h (__variant::_Never_valueless_alt): 1702 Define partial specialization for basic_string. 1703 * include/bits/shared_ptr.h (_Never_valueless_alt): Likewise for 1704 shared_ptr and weak_ptr. 1705 * include/bits/std_function.h (_Never_valueless_alt): Likewise for 1706 function. 1707 * include/bits/stl_vector.h (_Never_valueless_alt): Likewise for 1708 vector. 1709 * include/bits/unique_ptr.h (_Never_valueless_alt): Likewise for 1710 unique_ptr. 1711 * include/debug/vector (_Never_valueless_alt): Likewise for debug 1712 vector. 1713 * include/std/any (_Never_valueless_alt): Define explicit 1714 specialization for any. 1715 * include/std/variant (_Never_valueless_alt): Define primary template. 1716 (__never_valueless): Use _Never_valueless_alt instead of 1717 is_trivially_copyable. 1718 (variant::emplace<N>(Args&&...)): Add special case for non-throwing 1719 initializations to avoid try-catch overhead. Add special case for 1720 scalars produced by potentially-throwing conversions. Use 1721 _Never_valueless_alt instead of is_trivially_copyable for the 1722 remaining strong exception-safety cases. 1723 (variant::emplace<N>(initializer_list<U>, Args&&...)): Likewise. 1724 * testsuite/20_util/variant/87431.cc: Run both test functions. 1725 * testsuite/20_util/variant/exception_safety.cc: New test. 1726 * testsuite/20_util/variant/run.cc: Use pmr::string instead of string, 1727 so the variant becomes valueless. 1728 1729 2019-04-03 Jonathan Wakely <jwakely (a] redhat.com> 1730 1731 PR libstdc++/85184 1732 * include/std/variant (_Copy_assign_base, _Move_assign_base, variant): 1733 Remove assertions. 1734 (variant::emplace<_Tp>): Return result of emplace<N> directly. 1735 1736 * include/std/string (__hash_string_base): New class template defining 1737 operator() for hashing strings. 1738 (hash<pmr::string>, hash<pmr::u8string>, hash<pmr::u16string>) 1739 (hash<pmr::u32string>, hash<pmr::wstring>): Define for C++17. 1740 * testsuite/21_strings/basic_string/hash/hash.cc: New test. 1741 * testsuite/21_strings/basic_string/hash/hash_char8_t.cc: New test. 1742 1743 2019-04-01 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1744 1745 Use single-visitation in variant assignment and swap and relops. 1746 Also use indices instead of types when checking whether 1747 variants hold the same thing. 1748 * include/std/variant (__do_visit): Add a template parameter 1749 for index visitation, invoke with indices if index visitation 1750 is used. 1751 (__variant_idx_cookie): New. 1752 (__visit_with_index): Likewise. 1753 (_Copy_assign_base::operator=): Do single-visitation with 1754 an index visitor. 1755 (_Move_assign_base::operator=): Likewise. 1756 (_Extra_visit_slot_needed): Adjust. 1757 (__visit_invoke): Call with indices if it's an index visitor. 1758 (relops): Do single-visitation with an index visitor. 1759 (swap): Likewise. 1760 (__visitor_result_type): New. 1761 1762 2019-03-30 Eric Botcazou <ebotcazou (a] adacore.com> 1763 1764 * src/c++17/fs_ops.cc (fs::permissions): Use std::errc::not_supported. 1765 1766 2019-03-28 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1767 1768 Don't revisit a variant we are already visiting. 1769 * include/std/variant (__variant_construct_single): New. 1770 (__variant_construct): Use it. 1771 (_M_destructive_move): Likewise. 1772 (_M_destructive_copy): Likewise. 1773 (_Copy_assign_base::operator=): Adjust. 1774 (_Move_assign_base::operator=): Likewise. 1775 (swap): Likewise. 1776 1777 2019-03-26 Jonathan Wakely <jwakely (a] redhat.com> 1778 1779 PR libstdc++/85965 1780 * include/bits/hashtable.h (_Hashtable): Move static assertions to 1781 destructor so they are not evaluated until the _Key type is complete. 1782 * include/bits/stl_tree.h (_Rb_tree): Likewise. 1783 * testsuite/23_containers/set/85965.cc: New test. 1784 * testsuite/23_containers/unordered_set/85965.cc: New test. 1785 * testsuite/23_containers/map/48101_neg.cc: Replace "here" errors 1786 with regexp matching the corresponding _Rb_tree specialization. 1787 * testsuite/23_containers/multimap/48101_neg.cc: Likewise. 1788 * testsuite/23_containers/multiset/48101_neg.cc: Remove "here" error. 1789 * testsuite/23_containers/set/48101_neg.cc: Likewise. 1790 * testsuite/23_containers/unordered_map/48101_neg.cc: Likewise. 1791 * testsuite/23_containers/unordered_multimap/48101_neg.cc: Likewise. 1792 * testsuite/23_containers/unordered_multiset/48101_neg.cc: Likewise. 1793 * testsuite/23_containers/unordered_set/48101_neg.cc: Likewise. 1794 1795 2019-03-26 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1796 1797 PR libstdc++/89825 1798 Fix based on a suggestion by Antony Polukhin. 1799 * include/std/variant (__never_valueless): New. 1800 (_M_valid): Use it. 1801 (_Extra_visit_slot_needed): New. 1802 (_Multi_array): Use it. 1803 (_S_apply_all_alts): Likewise. 1804 1805 2019-03-26 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1806 1807 PR libstdc++/89824 1808 Fix based on a suggestion by Antony Polukhin. 1809 * include/std/variant (__gen_vtable): Don't reserve an 1810 additional table slot, _Multi_array already does that. 1811 1812 2019-03-26 Ville Voutilainen <ville.voutilainen (a] gmail.com> 1813 1814 PR libstdc++/89816 1815 Fix based on a suggestion by Antony Polukhin. 1816 * include/std/variant (__variant_construct): Capture a pointer 1817 to the storage and visit just one variant. 1818 1819 2019-03-22 Jonathan Wakely <jwakely (a] redhat.com> 1820 1821 * doc/xml/manual/backwards_compatibility.xml: Remove link to 1822 Doxygen-generated pages with unstable URL. 1823 * doc/xml/manual/concurrency_extensions.xml: Likewise. 1824 * doc/xml/manual/extensions.xml: Likewise. 1825 * doc/xml/manual/parallel_mode.xml: Likewise. 1826 * doc/xml/manual/support.xml: Likewise. 1827 1828 * include/bits/stl_algobase.h (__lg): Do arithmetic on type int to 1829 avoid -Wconversion warnings. 1830 1831 2019-03-21 Thomas Rodgers <trodgers (a] redhat.com> 1832 1833 * include/Makefile.am (std_header): Add ${std_srcdir}/execution. 1834 (pstl_srcdir, pstl_builddir, pstl_headers): New variables. 1835 (allstamped): Add stamp-pstl. 1836 (install-headers): Add ptsl_builddir. 1837 * include/Makefile.in: Regenerate. 1838 * include/bits/c++config: Add pstl configuration. 1839 * include/pstl/LICENSE.txt: New file. 1840 * include/pstl/algorithm_fwd.h: New file. 1841 * include/pstl/algorithm_impl.h: New file. 1842 * include/pstl/execution_defs.h: New file. 1843 * include/pstl/execution_impl.h: New file. 1844 * include/pstl/glue_algorithm_defs.h: New file. 1845 * include/pstl/glue_algorithm_impl.h: New file. 1846 * include/pstl/glue_execution_defs.h: New file. 1847 * include/pstl/glue_memory_defs.h: New file. 1848 * include/pstl/glue_memory_impl.h: New file. 1849 * include/pstl/glue_numeric_defs.h: New file. 1850 * include/pstl/glue_numeric_impl.h: New file. 1851 * include/pstl/memory_impl.h: New file. 1852 * include/pstl/numeric_fwd.h: New file. 1853 * include/pstl/numeric_impl.h: New file. 1854 * include/pstl/parallel_backend.h: New file. 1855 * include/pstl/parallel_backend_tbb.h: New file. 1856 * include/pstl/parallel_backend_utils.h: New file. 1857 * include/pstl/parallel_impl.h: New file. 1858 * include/pstl/pstl_config.h: New file. 1859 * include/pstl/unseq_backend_simd.h: New file. 1860 * include/pstl/utils.h: New file. 1861 * include/std/algorithm: Include parallel algorithm implementations. 1862 * include/std/execution: New file. 1863 * include/std/memory: Include parallel algorithm implementations. 1864 * include/std/numeric: Include parallel algorithm implementations. 1865 * include/std/version: Add parallel algorithms feature test macro. 1866 * testsuite/util/pstl/pstl_test_config.h: New file. 1867 * testsuite/util/pstl/test_utils.h: New file. 1868 * testsuite/20_util/specialized_algorithms/pstl/uninitialized_construct.cc: New file. 1869 * testsuite/20_util/specialized_algorithms/pstl/uninitialized_copy_move.cc: New file. 1870 * testsuite/20_util/specialized_algorithms/pstl/uninitialized_fill_destroy.cc: New file. 1871 * testsuite/25_algorithms/pstl/alg_merge/inplace_merge.cc: New file. 1872 * testsuite/25_algorithms/pstl/alg_merge/merge.cc: New file. 1873 * testsuite/25_algorithms/pstl/alg_modifying_operations/copy_if.cc: New file. 1874 * testsuite/25_algorithms/pstl/alg_modifying_operations/copy_move.cc: New file. 1875 * testsuite/25_algorithms/pstl/alg_modifying_operations/fill.cc: New file. 1876 * testsuite/25_algorithms/pstl/alg_modifying_operations/generate.cc: New file. 1877 * testsuite/25_algorithms/pstl/alg_modifying_operations/is_partitioned.cc: New file. 1878 * testsuite/25_algorithms/pstl/alg_modifying_operations/partition.cc: New file. 1879 * testsuite/25_algorithms/pstl/alg_modifying_operations/partition_copy.cc: New file. 1880 * testsuite/25_algorithms/pstl/alg_modifying_operations/remove.cc: New file. 1881 * testsuite/25_algorithms/pstl/alg_modifying_operations/remove_copy.cc: New file. 1882 * testsuite/25_algorithms/pstl/alg_modifying_operations/replace.cc: New file. 1883 * testsuite/25_algorithms/pstl/alg_modifying_operations/replace_copy.cc: New file. 1884 * testsuite/25_algorithms/pstl/alg_modifying_operations/rotate.cc: New file. 1885 * testsuite/25_algorithms/pstl/alg_modifying_operations/rotate_copy.cc: New file. 1886 * testsuite/25_algorithms/pstl/alg_modifying_operations/swap_ranges.cc: New file. 1887 * testsuite/25_algorithms/pstl/alg_modifying_operations/transform_binary.cc: New file. 1888 * testsuite/25_algorithms/pstl/alg_modifying_operations/transform_unary.cc: New file. 1889 * testsuite/25_algorithms/pstl/alg_modifying_operations/unique.cc: New file. 1890 * testsuite/25_algorithms/pstl/alg_modifying_operations/unique_copy_equal.cc: New file. 1891 * testsuite/25_algorithms/pstl/alg_nonmodifying/adjacent_find.cc: New file. 1892 * testsuite/25_algorithms/pstl/alg_nonmodifying/all_of.cc: New file. 1893 * testsuite/25_algorithms/pstl/alg_nonmodifying/any_of.cc: New file. 1894 * testsuite/25_algorithms/pstl/alg_nonmodifying/count.cc: New file. 1895 * testsuite/25_algorithms/pstl/alg_nonmodifying/equal.cc: New file. 1896 * testsuite/25_algorithms/pstl/alg_nonmodifying/find.cc: New file. 1897 * testsuite/25_algorithms/pstl/alg_nonmodifying/find_end.cc: New file. 1898 * testsuite/25_algorithms/pstl/alg_nonmodifying/find_first_of.cc: New file. 1899 * testsuite/25_algorithms/pstl/alg_nonmodifying/find_if.cc: New file. 1900 * testsuite/25_algorithms/pstl/alg_nonmodifying/for_each.cc: New file. 1901 * testsuite/25_algorithms/pstl/alg_nonmodifying/mismatch.cc: New file. 1902 * testsuite/25_algorithms/pstl/alg_nonmodifying/none_of.cc: New file. 1903 * testsuite/25_algorithms/pstl/alg_nonmodifying/nth_element.cc: New file. 1904 * testsuite/25_algorithms/pstl/alg_nonmodifying/reverse.cc: New file. 1905 * testsuite/25_algorithms/pstl/alg_nonmodifying/reverse_copy.cc: New file. 1906 * testsuite/25_algorithms/pstl/alg_nonmodifying/search_n.cc: New file. 1907 * testsuite/25_algorithms/pstl/alg_sorting/includes.cc: New file. 1908 * testsuite/25_algorithms/pstl/alg_sorting/is_heap.cc: New file. 1909 * testsuite/25_algorithms/pstl/alg_sorting/is_sorted.cc: New file. 1910 * testsuite/25_algorithms/pstl/alg_sorting/lexicographical_compare.cc: New file. 1911 * testsuite/25_algorithms/pstl/alg_sorting/minmax_element.cc: New file. 1912 * testsuite/25_algorithms/pstl/alg_sorting/partial_sort.cc: New file. 1913 * testsuite/25_algorithms/pstl/alg_sorting/partial_sort_copy.cc: New file. 1914 * testsuite/25_algorithms/pstl/alg_sorting/set.cc: New file. 1915 * testsuite/25_algorithms/pstl/alg_sorting/sort.cc: New file. 1916 * testsuite/26_numerics/pstl/numeric_ops/adjacent_difference.cc: New file. 1917 * testsuite/26_numerics/pstl/numeric_ops/reduce.cc: New file. 1918 * testsuite/26_numerics/pstl/numeric_ops/scan.cc: New file. 1919 * testsuite/26_numerics/pstl/numeric_ops/transform_reduce.cc: New file. 1920 * testsuite/26_numerics/pstl/numeric_ops/transform_scan.cc: New file. 1921 * testsuite/testsuite/20_util/specialized_algorithms/pstl/uninitialized_construct.cc: New file. 1922 * testsuite/testsuite/20_util/specialized_algorithms/pstl/uninitialized_copy_move.cc: New file. 1923 * testsuite/testsuite/20_util/specialized_algorithms/pstl/uninitialized_fill_destroy.cc: New file. 1924 * testsuite/testsuite/25_algorithms/pstl/alg_merge/inplace_merge.cc: New file. 1925 * testsuite/testsuite/25_algorithms/pstl/alg_merge/merge.cc: New file. 1926 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/copy_if.cc: New file. 1927 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/copy_move.cc: New file. 1928 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/fill.cc: New file. 1929 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/generate.cc: New file. 1930 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/is_partitioned.cc: New file. 1931 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/partition.cc: New file. 1932 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/partition_copy.cc: New file. 1933 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/remove.cc: New file. 1934 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/remove_copy.cc: New file. 1935 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/replace.cc: New file. 1936 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/replace_copy.cc: New file. 1937 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/rotate.cc: New file. 1938 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/rotate_copy.cc: New file. 1939 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/swap_ranges.cc: New file. 1940 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/transform_binary.cc: New file. 1941 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/transform_unary.cc: New file. 1942 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/unique.cc: New file. 1943 * testsuite/testsuite/25_algorithms/pstl/alg_modifying_operations/unique_copy_equal.cc: New file. 1944 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/adjacent_find.cc: New file. 1945 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/all_of.cc: New file. 1946 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/any_of.cc: New file. 1947 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/count.cc: New file. 1948 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/equal.cc: New file. 1949 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/find.cc: New file. 1950 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/find_end.cc: New file. 1951 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/find_first_of.cc: New file. 1952 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/find_if.cc: New file. 1953 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/for_each.cc: New file. 1954 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/mismatch.cc: New file. 1955 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/none_of.cc: New file. 1956 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/nth_element.cc: New file. 1957 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/reverse.cc: New file. 1958 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/reverse_copy.cc: New file. 1959 * testsuite/testsuite/25_algorithms/pstl/alg_nonmodifying/search_n.cc: New file. 1960 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/includes.cc: New file. 1961 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/is_heap.cc: New file. 1962 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/is_sorted.cc: New file. 1963 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/lexicographical_compare.cc: New file. 1964 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/minmax_element.cc: New file. 1965 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/partial_sort.cc: New file. 1966 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/partial_sort_copy.cc: New file. 1967 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/set.cc: New file. 1968 * testsuite/testsuite/25_algorithms/pstl/alg_sorting/sort.cc: New file. 1969 * testsuite/testsuite/26_numerics/pstl/numeric_ops/adjacent_difference.cc: New file. 1970 * testsuite/testsuite/26_numerics/pstl/numeric_ops/reduce.cc: New file. 1971 * testsuite/testsuite/26_numerics/pstl/numeric_ops/scan.cc: New file. 1972 * testsuite/testsuite/26_numerics/pstl/numeric_ops/transform_reduce.cc: New file. 1973 * testsuite/testsuite/26_numerics/pstl/numeric_ops/transform_scan.cc: New file. 1974 1975 2019-03-21 Jonathan Wakely <jwakely (a] redhat.com> 1976 1977 * include/c_compatibility/math.h [!__STDCPP_WANT_MATH_SPEC_FUNCS__] 1978 (assoc_laguerre, assoc_laguerref, assoc_laguerrel, assoc_legendre) 1979 (assoc_legendref, assoc_legendrel, beta, betaf, betal, comp_ellint_1) 1980 (comp_ellint_1f, comp_ellint_1l, comp_ellint_2, comp_ellint_2f) 1981 (comp_ellint_2l, comp_ellint_3, comp_ellint_3f, comp_ellint_3l) 1982 (cyl_bessel_i, cyl_bessel_if, cyl_bessel_il, cyl_bessel_j) 1983 (cyl_bessel_jf, cyl_bessel_jl, cyl_bessel_k, cyl_bessel_kf) 1984 (cyl_bessel_kl, cyl_neumann, cyl_neumannf, cyl_neumannl, ellint_1) 1985 (ellint_1f, ellint_1l, ellint_2, ellint_2f, ellint_2l, ellint_3) 1986 (ellint_3f, ellint_3l, expint, expintf, expintl, hermite, hermitef) 1987 (hermitel, laguerre, laguerref, laguerrel, legendre, legendref) 1988 (legendrel, riemann_zeta, riemann_zetaf, riemann_zetal, sph_bessel) 1989 (sph_besself, sph_bessell, sph_legendre, sph_legendref, sph_legendrel) 1990 (sph_neumann, sph_neumannf, sph_neumannl): Only add using-declarations 1991 when the special functions IS is enabled, not for C++17. 1992 * testsuite/26_numerics/headers/cmath/functions_global_c++17.cc: 1993 Replace with ... 1994 * testsuite/26_numerics/headers/cmath/functions_global.cc: New test, 1995 without checks for special functions in C++17. 1996 * testsuite/26_numerics/headers/cmath/special_functions_global.cc: 1997 New test. 1998 1999 PR libstdc++/88066 2000 * include/backward/hash_map: Use <> for includes not "". 2001 * include/backward/hash_set: Likewise. 2002 * include/backward/strstream: Likewise. 2003 * include/tr1/bessel_function.tcc: Likewise. 2004 * include/tr1/exp_integral.tcc: Likewise. 2005 * include/tr1/legendre_function.tcc: Likewise. 2006 * include/tr1/modified_bessel_func.tcc: Likewise. 2007 * include/tr1/riemann_zeta.tcc: Likewise. 2008 2009 2019-03-19 Jonathan Wakely <jwakely (a] redhat.com> 2010 2011 * doc/xml/manual/allocator.xml: Link to table documenting evolution 2012 of extension allocators. 2013 * doc/xml/manual/evolution.xml: Use angle brackets for header names. 2014 Document new headers in 7.2, 8.1 and 9.1 releases. 2015 * doc/xml/manual/using.xml: Adjust link target for new_allocator. 2016 * doc/html/*: Regenerate. 2017 2018 2019-03-12 John David Anglin <dave.anglin (a] bell.net> 2019 2020 PR libstdc++/89461 2021 * testsuite/lib/libstdc++.exp: Locate libatomic. 2022 * testsuite/lib/dg-options.exp (add_options_for_libatomic): New. 2023 * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc: Add 2024 libatomic options. 2025 * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise. 2026 * testsuite/experimental/net/timer/waitable/cons.cc: Likewise. 2027 * testsuite/experimental/net/timer/waitable/dest.cc: Likewise. 2028 * testsuite/experimental/net/timer/waitable/ops.cc: Likewise. 2029 2030 2019-03-11 Jonathan Wakely <jwakely (a] redhat.com> 2031 2032 PR libstdc++/89460 2033 * configure.ac: Check for sockatmark. 2034 * crossconfig.m4: Check for sockatmark. 2035 * config.h.in: Regenerate. 2036 * configure: Regenerate. 2037 * include/experimental/internet (address_v4::_S_hton): Rename 2038 overloaded functions to _S_hton_16 and _S_ntoh_16. 2039 (address_v4::_S_ntoh): Rename to _S_ntoh_16 and _S_ntoh_32. 2040 (basic_endpoint): Adjust calls to _S_hton and _S_ntoh. 2041 * include/experimental/socket (basic_socket::at_mark): Check 2042 _GLIBCXX_HAVE_SOCKATMARK. 2043 2044 * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Use 2045 const variables instead of macros. 2046 2047 PR libstdc++/89629 2048 * libsupc++/hash_bytes.cc [__SIZEOF_SIZE_T__ == 8] (_Hash_bytes): 2049 Use correct type for len_aligned. 2050 * testsuite/20_util/hash/89629.cc: New test. 2051 2052 2019-03-11 Jakub Jelinek <jakub (a] redhat.com> 2053 2054 PR libstdc++/89641 2055 * include/std/atomic (atomic<T>::store, atomic<T>::load, 2056 atomic<T>::exchange, atomic<T>::compare_exchange_weak, 2057 atomic<T>::compare_exchange_strong): Cast __m or __s and __f to int. 2058 * include/bits/atomic_base.h (__atomic_base<T>::operator++, 2059 __atomic_base<T>::operator--, __atomic_base<T>::operator+=, 2060 __atomic_base<T>::operator-=, __atomic_base<T>::operator&=, 2061 __atomic_base<T>::operator|=, __atomic_base<T>::operator^=, 2062 __atomic_base<T*>::operator++, __atomic_base<T*>::operator--, 2063 __atomic_base<T*>::operator+=, __atomic_base<T*>::operator-=): Cast 2064 memory_order_seq_cst to int. 2065 2066 2019-03-08 Jonathan Wakely <jwakely (a] redhat.com> 2067 2068 * doc/xml/manual/using.xml: Use link element instead of xref. 2069 * doc/html/*: Regenerate. 2070 2071 * include/bits/fs_path.h (path::format): Add fixed underlying type. 2072 2073 2019-03-08 Franois Dumont <fdumont (a] gcc.gnu.org> 2074 2075 PR libstdc++/89477 2076 * include/debug/map.h (map): Use _RequireNotAllocator to constrain 2077 parameters in deduction guides. 2078 * include/debug/multimap.h (multimap): Likewise. 2079 * include/debug/set.h (multimap): Likewise. 2080 * include/debug/multiset.h (multimap): Likewise. 2081 * include/debug/unordered_map (unordered_map): Likewise. 2082 (unordered_multimap): Likewise. 2083 * include/debug/unordered_set (unordered_set): Likewise. 2084 (unordered_multiset): Likewise. 2085 2086 PR libstdc++/89608 2087 * include/debug/unordered_map (unordered_map<>::_M_check_rehashed): 2088 Invalidate all iterators in case of rehash. 2089 (unordered_multimap<>::_M_check_rehashed): Likewise. 2090 * include/debug/unordered_set 2091 (unordered_set<>::_M_check_rehashed): Likewise. 2092 (unordered_multiset<>::_M_check_rehashed): Likewise. 2093 * testsuite/23_containers/unordered_set/debug/89608_neg.cc: New. 2094 2095 2019-03-07 Andreas Schwab <schwab (a] suse.de> 2096 2097 * config/abi/post/riscv64-linux-gnu: New directory. 2098 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: New file. 2099 2100 2019-03-07 Jonathan Wakely <jwakely (a] redhat.com> 2101 2102 * testsuite/20_util/function_objects/bind_front/1.cc: Change from 2103 compile test to run. Fix typo. 2104 2105 * doc/xml/manual/status_cxx2020.xml: Update C++20 status. 2106 * doc/html/*: Regenerate. 2107 2108 P0356R5 Simplified partial function application 2109 * include/std/functional [C++20] (_Bind_front, _Bind_front_t): Define 2110 helpers for bind_front. 2111 (bind_front, __cpp_lib_bind_front): Define. 2112 * testsuite/20_util/function_objects/bind_front/1.cc: New test. 2113 2114 2019-03-06 Jonathan Wakely <jwakely (a] redhat.com> 2115 2116 * include/std/type_traits (__cpp_lib_bounded_array_traits): Define. 2117 * include/std/version (__cpp_lib_bounded_array_traits): Likewise. 2118 * testsuite/20_util/is_bounded_array/value.cc: Check for macro. 2119 * testsuite/20_util/is_unbounded_array/value.cc: Likewise. 2120 2121 2019-03-06 Edward Smith-Rowland <3dw4rd (a] verizon.net> 2122 2123 PR libstdc++/86655 - std::assoc_legendre should not constrain 2124 the value of m (or x). 2125 * include/tr1/legendre_function.tcc (__assoc_legendre_p, 2126 __sph_legendre): If degree > order Don't throw, return 0. 2127 (__legendre_p, __assoc_legendre_p): Don't constrain x either. 2128 * testsuite/special_functions/02_assoc_legendre/pr86655.cc: New test. 2129 * testsuite/special_functions/20_sph_legendre/pr86655.cc: New test. 2130 * testsuite/tr1/5_numerical_facilities/special_functions/ 2131 02_assoc_legendre/pr86655.cc: New test. 2132 * testsuite/tr1/5_numerical_facilities/special_functions/ 2133 22_sph_legendre/pr86655.cc: New test. 2134 2135 2019-03-06 Ville Voutilainen <ville.voutilainen (a] gmail.com> 2136 2137 Rewrite variant. 2138 Also PR libstdc++/85517 2139 * include/std/variant (__do_visit): New. 2140 (__variant_cast): Likewise. 2141 (__variant_cookie): Likewise. 2142 (__erased_*): Remove. 2143 (_Variant_storage::_S_vtable): Likewise. 2144 (_Variant_storage::__M_reset_impl): Adjust to use __do_visit. 2145 (_Variant_storage::__M_reset): Adjust. 2146 (__variant_construct): New. 2147 (_Copy_ctor_base(const _Copy_ctor_base&)): Adjust to use 2148 __variant_construct. 2149 (_Move_ctor_base(_Move_ctor_base&&)): Likewise. 2150 (_Move_ctor_base::__M_destructive_copy): New. 2151 (_Move_ctor_base::__M_destructive_move): Adjust to use 2152 __variant_construct. 2153 (_Copy_assign_base::operator=): Adjust to use __do_visit. 2154 (_Copy_assign_alias): Adjust to check both copy assignment 2155 and copy construction for triviality. 2156 (_Move_assign_base::operator=): Adjust to use __do_visit. 2157 (_Multi_array): Add support for visitors that accept and return 2158 a __variant_cookie. 2159 (__gen_vtable_impl::_S_apply_all_alts): Likewise. 2160 (__gen_vtable_impl::_S_apply_single_alt): Likewise. 2161 (__gen_vtable_impl::__element_by_index_or_cookie): New. Generate 2162 a __variant_cookie temporary for a variant that is valueless and.. 2163 (__gen_vtable_impl::__visit_invoke): ..adjust here. 2164 (__gen_vtable::_Array_type): Conditionally make space for 2165 the __variant_cookie visitor case. 2166 (__variant_construct_by_index): New. 2167 (get_if): Adjust to use std::addressof. 2168 (relops): Adjust to use __do_visit. 2169 (variant): Add __variant_cast and __variant_construct_by_index 2170 as friends. 2171 (variant::emplace): Use _M_reset() and __variant_construct_by_index 2172 instead of self-destruction. 2173 (variant::swap): Adjust to use __do_visit. 2174 (visit): Reimplement in terms of __do_visit. 2175 (__variant_hash_call_base_impl::operator()): Adjust to use __do_visit. 2176 * testsuite/20_util/variant/compile.cc: Adjust. 2177 * testsuite/20_util/variant/run.cc: Likewise. 2178 2179 2019-03-06 Jonathan Wakely <jwakely (a] redhat.com> 2180 2181 * include/bits/c++config.h (_cpp_lib_char8_t): Add L suffix to 2182 constant. 2183 * testsuite/experimental/feat-char8_t.cc: Likewise. 2184 2185 * include/std/type_traits [C++20] (is_bounded_array) 2186 (is_unbounded_array, is_bounded_array_v, is_unbounded_array_v): 2187 Define. 2188 * testsuite/20_util/is_bounded_array/requirements/ 2189 explicit_instantiation.cc: New test. 2190 * testsuite/20_util/is_bounded_array/requirements/typedefs.cc: New 2191 test. 2192 * testsuite/20_util/is_bounded_array/value.cc: New test. 2193 * testsuite/20_util/is_unbounded_array/requirements/ 2194 explicit_instantiation.cc: New test. 2195 * testsuite/20_util/is_unbounded_array/requirements/typedefs.cc: New 2196 * test. 2197 * testsuite/20_util/is_unbounded_array/value.cc: New test. 2198 2199 * include/bits/ptr_traits.h [C++20] (pointer_traits<T*>::pointer_to): 2200 Add constexpr. 2201 * testsuite/20_util/pointer_traits/pointer_to_constexpr.cc: New test. 2202 2203 2019-03-05 Jonathan Wakely <jwakely (a] redhat.com> 2204 2205 * include/c_compatibility/math.h [C++20] (lerp): Add using 2206 declaration. 2207 * include/c_global/cmath [C++20] (__cpp_lib_interpolate): Define. 2208 (__lerp): Define function template to implement lerp. 2209 (lerp(float, float, float), lerp(double, double, double)) 2210 (lerp(long double, long double, long double)): Define for C++20. 2211 * include/std/numeric [C++20] (__cpp_lib_interpolate): Define. 2212 (midpoint(T, T), midpoint(T*, T*)): Define. 2213 * include/std::version [C++20] (__cpp_lib_interpolate): Define. 2214 * testsuite/26_numerics/lerp.cc: New test. 2215 * testsuite/26_numerics/midpoint/floating.cc: New test. 2216 * testsuite/26_numerics/midpoint/integral.cc: New test. 2217 * testsuite/26_numerics/midpoint/pointer.cc: New test. 2218 2219 2019-03-04 Edward Smith-Rowland <3dw4rd (a] verizon.net> 2220 2221 PR libstdc++/88996 Implement P0439R0 2222 Make std::memory_order a scoped enumeration. 2223 * include/bits/atomic_base.h: For C++20 make memory_order a scoped enum, 2224 add variables for the old enumerators. Adjust calls. 2225 * testsuite/29_atomics/headers/atomic/types_std_c++2a.cc: New test. 2226 * testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc: New test. 2227 2228 2019-03-04 Jonathan Wakely <jwakely (a] redhat.com> 2229 2230 * testsuite/26_numerics/bit/bitops.rot/rotl.cc: Remove bogus dg-do 2231 directive. 2232 2233 * include/std/memory_resource (polymorphic_allocator): Add default 2234 template argument for C++20. 2235 (polymorphic_allocator::allocate_bytes) 2236 (polymorphic_allocator::deallocate_bytes) 2237 (polymorphic_allocator::allocate_object) 2238 (polymorphic_allocator::deallocate_object) 2239 (polymorphic_allocator::new_object) 2240 (polymorphic_allocator::delete_object): New member functions for 2241 C++20. 2242 * testsuite/20_util/polymorphic_allocator/allocate_object.cc: New 2243 test. 2244 2245 2019-03-03 Jonathan Wakely <jwakely (a] redhat.com> 2246 2247 PR libstdc++/89562 2248 * src/filesystem/ops-common.h (do_copy_file): Open files in binary 2249 mode for mingw. 2250 2251 2019-03-01 Jonathan Wakely <jwakely (a] redhat.com> 2252 2253 * testsuite/util/testsuite_allocator.h (__gnu_test::memory_resource) 2254 [!__cpp_sized_deallocation]: Do not pass size to operator delete. 2255 2256 * include/std/memory (uses_allocator_construction_args): New set of 2257 overloaded functions. 2258 (make_obj_using_allocator, uninitialized_construct_using_allocator): 2259 New functions. 2260 * include/std/memory_resource (polymorphic_allocator::construct) 2261 [__cplusplus > 201703l]: Replace all overloads with a single function 2262 using uses_allocator_construction_args. 2263 * testsuite/20_util/polymorphic_allocator/construct_c++2a.cc: New 2264 test. 2265 * testsuite/20_util/uses_allocator/make_obj.cc: New test. 2266 2267 2019-02-27 Jonathan Wakely <jwakely (a] redhat.com> 2268 2269 PR libstdc++/89466 2270 * acinclude.m4 (GLIBCXX_CONFIGURE_DOCBOOK): Reorder check for local 2271 stylesheet directories before check for xsltproc. Try to use 2272 xmlcatalog to find local stylesheet directory before trying hardcoded 2273 paths. Add path used by suse to hardcoded paths. Adjust xsltproc 2274 check to look for the same stylesheet as doc/Makefile.am uses. Don't 2275 use xsltproc if xmlcatalog fails to find a local stylesheet. 2276 * configure.ac: Check for xmlcatalog. 2277 * Makefile.in: Regenerate. 2278 * configure: Likewise. 2279 * doc/Makefile.in: Likewise. 2280 * include/Makefile.in: Likewise. 2281 * libsupc++/Makefile.in: Likewise. 2282 * po/Makefile.in: Likewise. 2283 * python/Makefile.in: Likewise. 2284 * src/Makefile.in: Likewise. 2285 * src/c++11/Makefile.in: Likewise. 2286 * src/c++17/Makefile.in: Likewise. 2287 * src/c++98/Makefile.in: Likewise. 2288 * src/filesystem/Makefile.in: Likewise. 2289 * testsuite/Makefile.in: Likewise. 2290 2291 2019-02-26 Jonathan Wakely <jwakely (a] redhat.com> 2292 2293 PR libstdc++/89477 2294 * include/bits/alloc_traits.h (_RequireNotAllocator): New helper for 2295 container deduction guides. 2296 * include/bits/hashtable.h (_RequireNotAllocatorOrIntegral): Likewise. 2297 * include/bits/stl_map.h (map): Use _RequireNotAllocator to constrain 2298 parameters in deduction guides. 2299 * include/bits/stl_multimap.h (multimap): Likewise. 2300 * include/bits/stl_multiset.h (multiset): Likewise. 2301 * include/bits/stl_queue.h (queue, priority_queue): Likewise. 2302 * include/bits/stl_set.h (set): Likewise. 2303 * include/bits/stl_stack.h (stack): Likewise. 2304 * include/bits/unordered_map.h (unordered_map, unordered_multimap): 2305 use _RequireNotAllocator and _RequireNotAllocatorOrIntegral to 2306 constrain parameters in deduction guides. 2307 * include/bits/unordered_set.h (unordered_set, unordered_multiset): 2308 Likewise. 2309 * testsuite/23_containers/map/cons/deduction.cc: Test additional 2310 deduction cases. 2311 * testsuite/23_containers/multiset/cons/deduction.cc: Likewise. 2312 * testsuite/23_containers/set/cons/deduction.cc: Likewise. 2313 * testsuite/23_containers/unordered_map/cons/deduction.cc: Likewise. 2314 * testsuite/23_containers/unordered_multimap/cons/deduction.cc: 2315 Likewise. 2316 * testsuite/23_containers/unordered_multiset/cons/deduction.cc: 2317 Likewise. 2318 * testsuite/23_containers/unordered_set/cons/deduction.cc: Likewise. 2319 2320 PR libstdc++/89416 2321 * include/bits/alloc_traits.h (__is_alloc_insertable_impl): Change 2322 to class template and partial specialization using void_t. 2323 (__is_copy_insertable, __is_move_insertable): Adjust base class. 2324 2325 2019-02-24 Jonathan Wakely <jwakely (a] redhat.com> 2326 2327 PR libstdc++/89416 2328 * include/bits/alloc_traits.h (__is_alloc_insertable_impl): Make 2329 copy and move members public. 2330 2331 2019-02-23 Jonathan Wakely <jwakely (a] redhat.com> 2332 2333 * include/std/type_traits (__underlying_type_impl): New helper to 2334 make underlying_type SFINAE-friendly. 2335 (underlying_type): Derive from __underlying_type_impl. 2336 * testsuite/20_util/underlying_type/requirements/typedefs-3.cc: New 2337 test. 2338 2339 PR libstdc++/89446 2340 * include/bits/char_traits.h (__constant_char_array): Check index is 2341 in range before dereferencing. 2342 (char_traits<char>::compare, char_traits<char>::find) 2343 (char_traits<char8_t>::compare, char_traits<char8_t>::find): Return 2344 immediately if n is zero. 2345 (char_traits<wchar_t>::compare, char_traits<wchar_t>::find): Likewise. 2346 Remove workarounds for PR 67026. 2347 * testsuite/21_strings/basic_string_view/operators/char/89446.cc: 2348 New test. 2349 * testsuite/21_strings/basic_string_view/operators/wchar_t/89446.cc: 2350 New test. 2351 2352 2019-02-22 Eric Botcazou <ebotcazou (a] adacore.com> 2353 2354 * config/abi/post/sparc64-linux-gnu/baseline_symbols.txt: Adjust. 2355 * config/abi/post/sparc64-linux-gnu/32/baseline_symbols.txt: Likewise. 2356 2357 2019-02-22 Jakub Jelinek <jakub (a] redhat.com> 2358 2359 PR libstdc++/89402 2360 * src/c++98/compatibility-ldbl.cc (_ZNKSt4hashIeEclEe): Change return 2361 type to std::size_t and argument to type to long double. 2362 2363 2019-02-22 Eric Botcazou <ebotcazou (a] adacore.com> 2364 2365 * configure.host (abi_baseline_pair): Adjust for SPARC64/Linux. 2366 * config/abi/post/sparc64-linux-gnu: New directory. 2367 * config/abi/post/sparc64-linux-gnu/baseline_symbols.txt: New file. 2368 * config/abi/post/sparc64-linux-gnu/32: New directory. 2369 * config/abi/post/sparc64-linux-gnu/32/baseline_symbols.txt: New file. 2370 2371 2019-02-21 Jonathan Wakely <jwakely (a] redhat.com> 2372 2373 * testsuite/29_atomics/headers/atomic/types_std_c++20.cc: New test. 2374 * testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc: New 2375 test. 2376 2377 2019-02-22 Tom Honermann <tom (a] honermann.net> 2378 2379 * python/libstdcxx/v6/printers.py (register_type_printers): Add type 2380 printers for u8string and u8string_view. 2381 2382 2019-02-22 Tom Honermann <tom (a] honermann.net> 2383 2384 * testsuite/18_support/byte/ops.cc: Validate 2385 std::to_integer<char8_t>, std::to_integer<char16_t>, and 2386 std::to_integer<char32_t>. 2387 * testsuite/18_support/numeric_limits/dr559.cc: Validate 2388 std::numeric_limits<char8_t>. 2389 * testsuite/18_support/numeric_limits/lowest.cc: Validate 2390 std::numeric_limits<char8_t>::lowest(). 2391 * testsuite/18_support/numeric_limits/max_digits10.cc: Validate 2392 std::numeric_limits<char8_t>::max_digits10. 2393 * testsuite/18_support/type_info/fundamental.cc: Validate 2394 typeinfo for char8_t. 2395 * testsuite/20_util/from_chars/1_c++20_neg.cc: New test, validating 2396 std::from_chars with char8_t. 2397 * testsuite/20_util/hash/requirements/explicit_instantiation.cc: 2398 Validate explicit instantiation of std::hash<char8_t>. 2399 * testsuite/20_util/is_integral/value.cc: Validate 2400 std::is_integral<char8_t>. 2401 * testsuite/20_util/make_signed/requirements/typedefs-4.cc: 2402 Validate std::make_signed<char8_t>. 2403 * testsuite/21_strings/basic_string/cons/char/deduction.cc: 2404 Validate u8string construction from char8_t sources. 2405 * testsuite/21_strings/basic_string/types/pmr_typedefs.cc: Validate 2406 std::pmr::u8string. 2407 * testsuite/21_strings/basic_string_view/operations/compare/ 2408 char/70483.cc: Validate substr operations on u8string_view. 2409 * testsuite/21_strings/basic_string_view/typedefs.cc: Validate that 2410 the u8string_view typedef is defined. 2411 * testsuite/21_strings/char_traits/requirements/ 2412 constexpr_functions.cc: Validate char_traits<char8_t> constexpr 2413 member functions. 2414 * testsuite/21_strings/char_traits/requirements/ 2415 constexpr_functions_c++17.cc: Validate char_traits<char8_t> C++17 2416 constexpr member functions. 2417 * testsuite/21_strings/headers/string/types_std_c++0x.cc: Validate 2418 that the u8string typedef is defined. 2419 * testsuite/22_locale/locale/cons/unicode.cc: Validate the presence 2420 of the std::codecvt<char16_t, char8_t, std::mbstate_t> and 2421 std::codecvt<char32_t, char8_t, std::mbstate_t> facets. 2422 * testsuite/29_atomics/atomic/cons/assign_neg.cc: Update line 2423 numbers. 2424 * testsuite/29_atomics/atomic/cons/copy_neg.cc: Likewise. 2425 * testsuite/29_atomics/atomic_integral/cons/assign_neg.cc: 2426 Likewise. 2427 * testsuite/29_atomics/atomic_integral/cons/copy_neg.cc: Likewise. 2428 * testsuite/29_atomics/atomic_integral/is_always_lock_free.cc: 2429 Validate std::atomic<char8_t>::is_always_lock_free 2430 * testsuite/29_atomics/atomic_integral/operators/bitwise_neg.cc: 2431 Update line numbers. 2432 * testsuite/29_atomics/atomic_integral/operators/decrement_neg.cc: 2433 Likewise. 2434 * testsuite/29_atomics/atomic_integral/operators/increment_neg.cc: 2435 Likewise. 2436 * testsuite/experimental/polymorphic_allocator/pmr_typedefs_string.cc: 2437 Validate std::experimental::pmr::u8string. 2438 * testsuite/experimental/string_view/typedefs.cc: Validate that the 2439 u8string_view typedef is defined. 2440 * testsuite/util/testsuite_common_types.h: Add char8_t, char16_t and 2441 char32_t to the typelists. 2442 2443 2019-02-22 Tom Honermann <tom (a] honermann.net> 2444 2445 * include/ext/typelist.h: Constrain a partial specialization of 2446 typelist::detail::append_ to only match chain<T1,T2>. 2447 2448 2019-02-21 Jonathan Wakely <jwakely (a] redhat.com> 2449 2450 PR libstdc++/89416 2451 * include/bits/alloc_traits.h (__is_alloc_insertable_impl): Replace 2452 class template with class. Replace move and copy member types with 2453 member alias templates, so they are only instantiated when needed. 2454 (__is_copy_insertable, __is_move_insertable): Adjust base class. 2455 * testsuite/23_containers/vector/modifiers/push_back/89130.cc: Enable 2456 test for C++11/14/17 as well. 2457 * testsuite/23_containers/vector/modifiers/push_back/89416.cc: New 2458 test. 2459 2460 2019-02-20 Jakub Jelinek <jakub (a] redhat.com> 2461 2462 PR libstdc++/89402 2463 * src/c++98/compatibility-ldbl.cc (_ZNKSt4hashIeEclEe): Add 2464 _GLIBCXX_PURE to the alias declaration. 2465 2466 2019-02-19 Jonathan Wakely <jwakely (a] redhat.com> 2467 2468 * testsuite/21_strings/basic_string/literals/types.cc 2469 [_GLIBCXX_USE_CHAR8_T]: Adjust expected string type for u8 literal. 2470 * testsuite/21_strings/basic_string/literals/values.cc 2471 [_GLIBCXX_USE_CHAR8_T]: Likewise. 2472 * testsuite/22_locale/codecvt/char16_t.cc: Adjust for u8 literals 2473 potentially having different type. 2474 * testsuite/22_locale/codecvt/char32_t.cc: Likewise. 2475 * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: Cast u8 literal 2476 to char. 2477 * testsuite/22_locale/codecvt/codecvt_utf8/wchar_t/1.cc: Likewise. 2478 * testsuite/22_locale/codecvt/utf8.cc: Likewise. 2479 * testsuite/22_locale/conversions/string/2.cc: Remove u8 prefix from 2480 string literals only using basic character set. 2481 * testsuite/22_locale/conversions/string/3.cc: Likewise. Cast other 2482 u8 literals to char. 2483 * testsuite/29_atomics/headers/atomic/macros.cc [_GLIBCXX_USE_CHAR8_T]: 2484 Test ATOMIC_CHAR8_T_LOCK_FREE. 2485 Add missing #error to ATOMIC_CHAR16_T_LOCK_FREE test. 2486 * testsuite/29_atomics/headers/atomic/types_std_c++0x.cc 2487 [_GLIBCXX_USE_CHAR8_T]: Check for std::atomic_char8_t. 2488 * testsuite/experimental/string_view/literals/types.cc 2489 [_GLIBCXX_USE_CHAR8_T]: Adjust expected string_view type for u8 2490 literal. 2491 * testsuite/experimental/string_view/literals/values.cc 2492 [_GLIBCXX_USE_CHAR8_T]: Likewise. 2493 2494 2019-02-19 Tom Honermann <tom (a] honermann.net> 2495 2496 * testsuite/18_support/numeric_limits/char8_t.cc: New test cloned 2497 from char16_32_t.cc; validates numeric_limits<char8_t>. 2498 * testsuite/21_strings/basic_string/literals/types-char8_t.cc: New 2499 test cloned from types.cc; validates operator""s for char8_t 2500 returns u8string. 2501 * testsuite/21_strings/basic_string/literals/values-char8_t.cc: New 2502 test cloned from values.cc; validates construction and comparison 2503 of u8string values. 2504 * testsuite/21_strings/basic_string/requirements/ 2505 /explicit_instantiation/char8_t/1.cc: New test cloned from 2506 char16_t/1.cc; validates explicit instantiation of 2507 basic_string<char8_t>. 2508 * testsuite/21_strings/basic_string_view/literals/types-char8_t.cc: 2509 New test cloned from types.cc; validates operator""sv for char8_t 2510 returns u8string_view. 2511 * testsuite/21_strings/basic_string_view/literals/ 2512 values-char8_t.cc: New test cloned from values.cc; validates 2513 construction and comparison of u8string_view values. 2514 * testsuite/21_strings/basic_string_view/requirements/ 2515 explicit_instantiation/char8_t/1.cc: New test cloned from 2516 char16_t/1.cc; validates explicit instantiation of 2517 basic_string_view<char8_t>. 2518 * testsuite/21_strings/char_traits/requirements/char8_t/65049.cc: 2519 New test cloned from char16_t/65049.cc; validates that 2520 char_traits<char8_t> is not vulnerable to the concerns in PR65049. 2521 * testsuite/21_strings/char_traits/requirements/char8_t/ 2522 typedefs.cc: New test cloned from char16_t/typedefs.cc; validates 2523 that char_traits<char8_t> member typedefs are present and correct. 2524 * testsuite/21_strings/char_traits/requirements/ 2525 explicit_instantiation/char8_t/1.cc: New test cloned from 2526 char16_t/1.cc; validates explicit instantiation of 2527 char_traits<char8_t>. 2528 * testsuite/22_locale/codecvt/char16_t-char8_t.cc: New test cloned 2529 from char16_t.cc: validates 2530 codecvt<char16_t, char8_t, mbstate_t>. 2531 * testsuite/22_locale/codecvt/char32_t-char8_t.cc: New test cloned 2532 from char32_t.cc: validates 2533 codecvt<char32_t, char8_t, mbstate_t>. 2534 * testsuite/22_locale/codecvt/utf8-char8_t.cc: New test cloned from 2535 utf8.cc; validates codecvt<char16_t, char8_t, std::mbstate_t> and 2536 codecvt<char32_t, char8_t, std::mbstate_t>. 2537 * testsuite/27_io/filesystem/path/native/string-char8_t.cc: New 2538 test cloned from string.cc; validates filesystem::path construction 2539 from char8_t input. 2540 * testsuite/experimental/feat-char8_t.cc: New test; validates that 2541 the __cpp_lib_char8_t feature test macro is defined with the 2542 correct value. 2543 * testsuite/experimental/filesystem/path/native/string-char8_t.cc: 2544 New test cloned from string.cc; validates filesystem::path 2545 construction from char8_t input. 2546 * testsuite/experimental/string_view/literals/types-char8_t.cc: New 2547 test cloned from types.cc; validates operator""sv for char8_t 2548 returns u8string_view. 2549 * testsuite/experimental/string_view/literals/values-char8_t.cc: 2550 New test cloned from values.cc; validates construction and 2551 comparison of u8string_view values. 2552 * testsuite/experimental/string_view/requirements/ 2553 explicit_instantiation/char8_t/1.cc: New test cloned from 2554 char16_t/1.cc; validates explicit instantiation of 2555 basic_string_view<char8_t>. 2556 * testsuite/ext/char8_t/atomic-1.cc: New test; validates that 2557 ATOMIC_CHAR8_T_LOCK_FREE is not defined if char8_t support is not 2558 enabled. 2559 2560 2019-02-19 Tom Honermann <tom (a] honermann.net> 2561 2562 P0482R5 char8_t: Standard library support 2563 * config/abi/pre/gnu-versioned-namespace.ver (CXXABI_2.0): Add 2564 typeinfo symbols for char8_t. 2565 * config/abi/pre/gnu.ver: Add CXXABI_1.3.12. 2566 (GLIBCXX_3.4.26): Add symbols for specializations of 2567 numeric_limits and codecvt that involve char8_t. 2568 (CXXABI_1.3.12): Add typeinfo symbols for char8_t. 2569 * include/bits/atomic_base.h: Add atomic_char8_t. 2570 * include/bits/basic_string.h: Add std::hash<u8string> and 2571 operator""s(const char8_t*, size_t). 2572 * include/bits/c++config: Define _GLIBCXX_USE_CHAR8_T and 2573 __cpp_lib_char8_t. 2574 * include/bits/char_traits.h: Add char_traits<char8_t>. 2575 * include/bits/codecvt.h: Add 2576 codecvt<char16_t, char8_t, mbstate_t>, 2577 codecvt<char32_t, char8_t, mbstate_t>, 2578 codecvt_byname<char16_t, char8_t, mbstate_t>, and 2579 codecvt_byname<char32_t, char8_t, mbstate_t>. 2580 * include/bits/cpp_type_traits.h: Add __is_integer<char8_t> to 2581 recognize char8_t as an integral type. 2582 * include/bits/fs_path.h: (path::__is_encoded_char): Recognize 2583 char8_t. 2584 (path::u8string): Return std::u8string when char8_t support is 2585 enabled. 2586 (path::generic_u8string): Likewise. 2587 (path::_S_convert): Handle conversion from char8_t input. 2588 (path::_S_str_convert): Likewise. 2589 * include/bits/functional_hash.h: Add hash<char8_t>. 2590 * include/bits/locale_conv.h (__str_codecvt_out): Add overloads for 2591 char8_t. 2592 * include/bits/locale_facets.h (_GLIBCXX_NUM_UNICODE_FACETS): Bump 2593 for new char8_t specializations. 2594 * include/bits/localefwd.h: Add missing declarations of 2595 codecvt<char16_t, char, mbstate_t> and 2596 codecvt<char32_t, char, mbstate_t>. Add char8_t declarations 2597 codecvt<char16_t, char8_t, mbstate_t> and 2598 codecvt<char32_t, char8_t, mbstate_t>. 2599 * include/bits/postypes.h: Add u8streampos 2600 * include/bits/stringfwd.h: Add declarations of 2601 char_traits<char8_t> and u8string. 2602 * include/c_global/cstddef: Add __byte_operand<char8_t>. 2603 * include/experimental/bits/fs_path.h (path::__is_encoded_char): 2604 Recognize char8_t. 2605 (path::u8string): Return std::u8string when char8_t support is 2606 enabled. 2607 (path::generic_u8string): Likewise. 2608 (path::_S_convert): Handle conversion from char8_t input. 2609 (path::_S_str_convert): Likewise. 2610 * include/experimental/string: Add u8string. 2611 * include/experimental/string_view: Add u8string_view, 2612 hash<experimental::u8string_view>, and 2613 operator""sv(const char8_t*, size_t). 2614 * include/std/atomic: Add atomic<char8_t> and atomic_char8_t. 2615 * include/std/charconv (__is_int_to_chars_type): Recognize char8_t 2616 as a character type. 2617 * include/std/limits: Add numeric_limits<char8_t>. 2618 * include/std/string_view: Add u8string_view, 2619 hash<experimental::u8string_view>, and 2620 operator""sv(const char8_t*, size_t). 2621 * include/std/type_traits: Add __is_integral_helper<char8_t>, 2622 __make_unsigned<char8_t>, and __make_signed<char8_t>. 2623 * libsupc++/atomic_lockfree_defines.h: Define 2624 ATOMIC_CHAR8_T_LOCK_FREE. 2625 * src/c++11/Makefile.am: Compile with -fchar8_t when compiling 2626 codecvt.cc and limits.cc so that char8_t specializations of 2627 numeric_limits and codecvt and emitted. 2628 * src/c++11/Makefile.in: Likewise. 2629 * src/c++11/codecvt.cc: Define members of 2630 codecvt<char16_t, char8_t, mbstate_t>, 2631 codecvt<char32_t, char8_t, mbstate_t>, 2632 codecvt_byname<char16_t, char8_t, mbstate_t>, and 2633 codecvt_byname<char32_t, char8_t, mbstate_t>. 2634 * src/c++11/limits.cc: Define members of 2635 numeric_limits<char8_t>. 2636 * src/c++98/Makefile.am: Compile with -fchar8_t when compiling 2637 locale_init.cc and localename.cc. 2638 * src/c++98/Makefile.in: Likewise. 2639 * src/c++98/locale_init.cc: Add initialization for the 2640 codecvt<char16_t, char8_t, mbstate_t> and 2641 codecvt<char32_t, char8_t, mbstate_t> facets. 2642 * src/c++98/localename.cc: Likewise. 2643 * testsuite/util/testsuite_abi.cc: Validate ABI bump. 2644 2645 2019-02-18 Wilco Dijkstra <wdijkstr (a] arm.com> 2646 2647 * 27_io/filesystem/operations/all.cc: Add dg-require-filesystem-ts. 2648 * 27_io/filesystem/operations/resize_file.cc: Likewise. 2649 * 27_io/filesystem/path/generation/normal2.cc: Likewise. 2650 2651 2019-02-14 Jonathan Wakely <jwakely (a] redhat.com> 2652 2653 * doc/xml/manual/status_cxx2020.xml: Update P0887R1 status. 2654 * doc/html/*: Regenerate. 2655 2656 * doc/xml/manual/status_cxx2017.xml: Add P0063R3 to status table. 2657 * doc/html/*: Regenerate. 2658 2659 * doc/xml/manual/intro.xml: Document LWG 2586 status. 2660 * include/bits/uses_allocator.h (__uses_alloc): Use const lvalue 2661 allocator type in is_constructible checks. 2662 * testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error. 2663 * testsuite/20_util/scoped_allocator/dr2586.cc: New test. 2664 * testsuite/20_util/tuple/cons/allocators.cc: Add test using 2665 problematic type from LWG 2586 discussion. 2666 * testsuite/20_util/uses_allocator/69293_neg.cc: Adjust dg-error. 2667 * testsuite/20_util/uses_allocator/cons_neg.cc: Likewise. 2668 2669 * configure.ac: Check for C11 timespec_get function. 2670 * crossconfig.m4 (freebsd, linux, gnu, cygwin, solaris, netbsd) 2671 (openbsd): Likewise 2672 * config.h.in: Regenerate. 2673 * configure: Regenerate. 2674 * include/c_global/ctime (timespec, timespec_get): Add to namespace 2675 std for C++17 and up. 2676 2677 * doc/xml/manual/intro.xml: Document LWG 2537 status. 2678 * include/bits/stl_queue.h 2679 (priority_queue(const Compare&, const Container&, const Alloc&)) 2680 (priority_queue(const Compare&, Container&&, const Alloc&)): Call 2681 make_heap. 2682 * testsuite/23_containers/priority_queue/dr2537.cc: New test. 2683 2684 * doc/xml/manual/intro.xml: Document LWG 2566 status. 2685 * include/bits/stl_queue.h (queue, priority_queue): Add static 2686 assertions to enforce LWG 2566 requirement on value_type. 2687 * include/bits/stl_stack.h (stack): Likewise. 2688 2689 PR middle-end/89303 2690 * testsuite/20_util/enable_shared_from_this/89303.cc: New test. 2691 2692 * doc/xml/manual/intro.xml: Document LWG 2735 status. 2693 * include/bits/std_abs.h: Add comment about LWG 2735. 2694 * testsuite/26_numerics/headers/cstdlib/dr2735.cc: New test. 2695 2696 2019-02-13 Jonathan Wakely <jwakely (a] redhat.com> 2697 2698 PR libstdc++/89345 2699 * include/std/version [__cpp_impl_destroying_delete] 2700 (__cpp_lib_destroying_delete): Only define for C++2a and later. 2701 * libsupc++/new [__cpp_impl_destroying_delete] 2702 (__cpp_lib_destroying_delete): Likewise. 2703 (destroying_delete_t, destroying_delete): Likewise, but define even 2704 when __cpp_impl_destroying_delete is not defined. 2705 * testsuite/18_support/destroying_delete.cc: New test. 2706 2707 2019-02-11 Jonathan Wakely <jwakely (a] redhat.com> 2708 2709 PR libstdc++/89023 2710 * testsuite/17_intro/headers/c++2011/parallel_mode.cc: New test. 2711 * testsuite/17_intro/headers/c++2014/parallel_mode.cc: New test. 2712 * testsuite/17_intro/headers/c++2017/parallel_mode.cc: New test. 2713 * testsuite/28_regex/headers/regex/parallel_mode.cc: Remove. 2714 2715 2019-02-09 Jonathan Wakely <jwakely (a] redhat.com> 2716 2717 PR libstdc++/71044 2718 * include/bits/fs_path.h (path::has_root_name) 2719 (path::has_root_directory, path::has_root_path) 2720 (path::has_relative_path, path::has_parent_path) 2721 (path::has_filename, path::has_stem, path::has_extension) 2722 (path::is_absolute, path::is_relative, path::_M_find_extension): Add 2723 noexcept. 2724 * src/c++17/fs_path.cc (path::has_root_name) 2725 (path::has_root_directory, path::has_root_path) 2726 (path::has_relative_path, path::has_parent_path) 2727 (path::has_filename, path::_M_find_extension): Add noexcept. 2728 2729 2019-02-06 Jonathan Wakely <jwakely (a] redhat.com> 2730 2731 PR libstdc++/89102 (partial) 2732 * include/std/type_traits (common_type<>): Define. 2733 (common_type<T>): Derive from common_type<T, T>. 2734 * testsuite/20_util/common_type/requirements/explicit_instantiation.cc: 2735 Test zero-length template argument list. 2736 * testsuite/20_util/common_type/requirements/sfinae_friendly_1.cc: 2737 Test additional single argument cases. 2738 * testsuite/20_util/common_type/requirements/sfinae_friendly_2.cc: 2739 Adjust expected error. 2740 2741 2019-02-05 Jonathan Wakely <jwakely (a] redhat.com> 2742 2743 PR libstdc++/89128 2744 * include/bits/stl_queue.h (queue, priority_queue): Add deduction 2745 guides. 2746 * include/bits/stl_stack.h (stack): Likewise. 2747 * testsuite/23_containers/priority_queue/deduction.cc: New test. 2748 * testsuite/23_containers/queue/deduction.cc: New test. 2749 * testsuite/23_containers/stack/deduction.cc: New test. 2750 2751 PR libstdc++/89194 2752 * include/std/type_traits (__is_convertible_helper) 2753 (__is_convertible_helper<_From, _To, false>): Revert changes to 2754 support is_nothrow_convertible. 2755 (__is_nt_convertible_helper): New helper. 2756 (is_nothrow_convertible): Use __is_nt_convertible_helper. 2757 2758 * testsuite/23_containers/vector/modifiers/push_back/49836.cc: Restore 2759 use of CopyConsOnlyType, but also test DelAnyAssign for completeness. 2760 2761 PR libstdc++/89130 2762 * include/bits/alloc_traits.h (__is_copy_insertable_impl): Rename to 2763 __is_alloc_insertable_impl. Replace single type member with two 2764 members, one for each of copy and move insertable. 2765 (__is_move_insertable): New trait for internal use. 2766 * include/bits/stl_vector.h (vector::_S_nothrow_relocate(true_type)) 2767 (vector::_S_nothrow_relocate(true_type)): New functions to 2768 conditionally check if __relocate_a can throw. 2769 (vector::_S_use_relocate()): Dispatch to _S_nothrow_relocate based 2770 on __is_move_insertable. 2771 (vector::_S_do_relocate): New overloaded functions to conditionally 2772 call __relocate_a. 2773 (vector::_S_relocate): New function that dispatches to _S_do_relocate 2774 based on _S_use_relocate. 2775 * include/bits/vector.tcc (vector::reserve, vector::_M_realloc_insert) 2776 (vector::_M_default_append): Call _S_relocate instead of __relocate_a. 2777 * testsuite/23_containers/vector/modifiers/push_back/89130.cc: New. 2778 2779 PR libstdc++/89090 2780 * include/bits/stl_uninitialized.h (__relocate_a_1): Make unused 2781 parameter unnamed. Add message to static assertion. 2782 * include/bits/vector.tcc (vector::reserve, vector::_M_realloc_insert) 2783 (vector::_M_default_append): Use _GLIBCXX17_CONSTEXPR for if constexpr 2784 in C++11 code. 2785 2786 2019-02-05 Marc Glisse <marc.glisse (a] inria.fr> 2787 2788 PR libstdc++/87106 2789 * include/bits/stl_uninitialized.h (__is_trivially_relocatable): 2790 Rename... 2791 (__is_bitwise_relocatable): ... to this. 2792 (__relocate_a_1): Adapt. 2793 * include/bits/stl_deque.h (__is_trivially_relocatable): Rename... 2794 (__is_bitwise_relocatable): ... to this. 2795 2796 2019-01-30 Jonathan Wakely <jwakely (a] redhat.com> 2797 2798 PR libstdc++/89117 2799 * src/c++17/fs_path.cc (path::replace_extension): Erase extension from 2800 final component as well as from _M_pathname. Append the dot using 2801 operator+= instead of only to _M_pathname. 2802 (path::_M_find_extension): Reformat slightly. 2803 * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: 2804 Add more test cases. 2805 2806 2019-01-30 Ulrich Drepper <drepper (a] redhat.com> 2807 2808 * doc/xml/manual/status_cxx2020.xml: Update P0600 entry. 2809 2810 2019-01-29 Jonathan Wakely <jwakely (a] redhat.com> 2811 2812 * testsuite/26_numerics/headers/complex/synopsis.cc: Remove incorrect 2813 constexpr specifiers from arg and proj. 2814 2815 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Add missing exports for 2816 __shared_ptr instantiations used by gcc4-compatible ABI. 2817 2818 * include/experimental/forward_list (experimental::erase): Qualify 2819 call to erase_if. 2820 * include/experimental/list (experimental::erase): Likewise. 2821 * include/std/forward_list (std::erase): Likewise. 2822 * include/std/list (std::erase): Likewise. 2823 2824 * testsuite/20_util/reference_wrapper/result_type.cc: Disable for 2825 C++2a. 2826 * testsuite/20_util/reference_wrapper/typedefs-2.cc: Likewise. 2827 * testsuite/20_util/reference_wrapper/typedefs-3.cc: Likewise. 2828 * testsuite/20_util/reference_wrapper/typedefs.cc: Likewise. 2829 * testsuite/30_threads/async/54297.cc: Suppress nodiscard warning. 2830 * testsuite/ext/array_allocator/26875.cc: Likewise. 2831 * testsuite/ext/pool_allocator/allocate_chunk.cc: Likewise. 2832 * testsuite/util/replacement_memory_operators.h: Likewise. 2833 * testsuite/util/testsuite_allocator.h: Likewise. 2834 2835 * include/std/memory_resource (__pool_resource::_M_unpooled): Use 2836 normal mode vector, even for debug mode. 2837 * include/std/vector [_GLIBCXX_DEBUG] (_GLIBCXX_STD_C::pmr::vector): 2838 Define alias template for normal mode vector. 2839 2840 2019-01-28 Jonathan Wakely <jwakely (a] redhat.com> 2841 2842 PR libstdc++/68737 2843 * config/locale/generic/c_locale.h (__convert_from_v) 2844 [_GLIBCXX_USE_C99_STDIO]: Also check _GLIBCXX_HAVE_BROKEN_VSNPRINTF. 2845 * config/os/hpux/os_defines.h: Define _GLIBCXX_HAVE_BROKEN_VSNPRINTF. 2846 * include/bits/locale_facets.tcc (num_put::_M_insert_float) 2847 [_GLIBCXX_USE_C99_STDIO]: Also check _GLIBCXX_HAVE_BROKEN_VSNPRINTF. 2848 2849 2019-01-24 Jonathan Wakely <jwakely (a] redhat.com> 2850 2851 PR libstdc++/88840 2852 * include/bits/stl_vector.h (vector::__use_relocate): Replace static 2853 data member with static member function _S_use_relocate(). 2854 * include/bits/vector.tcc (vector::reserve, vector::_M_realloc_insert) 2855 (vector::_M_default_append): Use _S_use_relocate() instead of 2856 __use_relocate. 2857 2858 * testsuite/27_io/filesystem/path/compare/strings.cc: Only compare 2859 sign of results. 2860 2861 2019-01-22 Jonathan Wakely <jwakely (a] redhat.com> 2862 2863 PR libstdc++/88740 2864 * testsuite/util/testsuite_hooks.h [stderr] (VERIFY): Use fprintf to 2865 write to stderr instead of using printf. 2866 2867 2019-01-21 Jakub Jelinek <jakub (a] redhat.com> 2868 2869 PR libstdc++/86590 2870 * include/bits/char_traits.h (__constant_string_p, 2871 __constant_char_array_p): Use __builtin_is_constant_evaluated if 2872 available. 2873 2874 2019-01-20 Ulrich Drepper <drepper (a] redhat.com> 2875 2876 Implement C++20 P0600r1. 2877 * include/backward/hash_map: Add nodiscard attribute to empty. 2878 * include/backward/hash_set: Likewise. 2879 * backward/hashtable.h: Likewise. 2880 * include/bits/basic_string.h: Likewise. 2881 * include/bits/forward_list.h: Likewise. 2882 * include/bits/hashtable.h: Likewise. 2883 * include/bits/regex.h: Likewise. 2884 * include/bits/stl_deque.h: Likewise. 2885 * include/bits/stl_list.h: Likewise. 2886 * include/bits/stl_map.h: Likewise. 2887 * include/bits/stl_multimap.h: Likewise. 2888 * include/bits/stl_multiset.h: Likewise. 2889 * include/bits/stl_queue.h: Likewise. 2890 * include/bits/stl_set.h: Likewise. 2891 * include/bits/stl_stack.h: Likewise. 2892 * include/bits/stl_tree.h: Likewise. 2893 * include/bits/stl_vector.h: Likewise. 2894 * include/bits/unordered_map.h: Likewise. 2895 * include/bits/unordered_set.h: Likewise. 2896 * include/debug/array: Likewise. 2897 * include/experimental/any: Likewise. 2898 * include/experimental/bits/fs_path.h: Likewise. 2899 * include/experimental/internet: Likewise. 2900 * include/experimental/string_view: Likewise. 2901 * include/ext/pb_ds/detail/bin_search_tree_/info_fn_imps.hpp: 2902 Likewise. 2903 * include/ext/pb_ds/detail/binary_heap_/binary_heap_.hpp: 2904 Likewise. 2905 * include/ext/pb_ds/detail/binary_heap_/info_fn_imps.hpp: 2906 Likewise. 2907 * include/ext/pb_ds/detail/cc_hash_table_map_/cc_ht_map_.hpp: 2908 Likewise. 2909 * include/ext/pb_ds/detail/cc_hash_table_map_/info_fn_imps.hpp: 2910 Likewise. 2911 * include/ext/pb_ds/detail/cc_hash_table_map_/size_fn_imps.hpp: 2912 Likewise. 2913 * include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp: 2914 Likewise. 2915 * include/ext/pb_ds/detail/gp_hash_table_map_/info_fn_imps.hpp: 2916 Likewise. 2917 * include/ext/pb_ds/detail/left_child_next_sibling_heap_/ 2918 info_fn_imps.hpp: Likewise. 2919 * include/ext/pb_ds/detail/left_child_next_sibling_heap_/ 2920 left_child_next_sibling_heap_.hpp: Likewise. 2921 * include/ext/pb_ds/detail/list_update_map_/info_fn_imps.hpp: 2922 Likewise. 2923 * include/ext/pb_ds/detail/list_update_map_/lu_map_.hpp: 2924 Likewise. 2925 * include/ext/pb_ds/detail/ov_tree_map_/info_fn_imps.hpp: 2926 Likewise. 2927 * include/ext/pb_ds/detail/ov_tree_map_/ov_tree_map_.hp: 2928 Likewise. 2929 * include/ext/pb_ds/detail/pat_trie_/info_fn_imps.hpp: 2930 Likewise. 2931 * include/ext/pb_ds/detail/pat_trie_/pat_trie_.hpp: 2932 Likewise. 2933 * include/ext/pb_ds/detail/rc_binomial_heap_/rc.hpp: 2934 Likewise. 2935 * include/ext/pb_ds/detail/tree_trace_base.hpp: Likewise. 2936 * include/ext/pb_ds/trie_policy.hpp: Likewise. 2937 * include/ext/rope: Likewise. 2938 * include/ext/slist: Likewise. 2939 * include/ext/vstring.h: Likewise. 2940 * include/profile/array: Likewise. 2941 * include/std/array: Likewise. 2942 * include/tr1/array: Likewise. 2943 * include/tr1/hashtable.h: Likewise. 2944 * include/tr1/regex: Likewise. 2945 * include/tr2/dynamic_bitset: Likewise. 2946 * include/bits/alloc_traits.h: Add nodiscard attribute to 2947 allocate. 2948 * include/experimental/memory_resource: Likewise. 2949 * include/ext/alloc_traits.h: Likewise. 2950 * include/ext/array_allocator.h: Likewise. 2951 * include/ext/bitmap_allocator.h: Likewise. 2952 * include/ext/debug_allocator.h: Likewise. 2953 * include/ext/extptr_allocator.h: Likewise. 2954 * include/ext/mt_allocator.h: Likewise. 2955 * include/ext/new_allocator.h: Likewise. 2956 * include/ext/pool_allocator.h: Likewise. 2957 * include/ext/throw_allocator.h: Likewise. 2958 * include/std/scoped_allocator: Likewise. 2959 * libsupc++/eh_alloc.cc: Likewise. 2960 * include/std/future: Add nodiscard attribute to async. 2961 * libsupc++/new: Add nodiscard attribute to new. 2962 2963 2019-01-18 Jonathan Wakely <jwakely (a] redhat.com> 2964 2965 PR libstdc++/87514 2966 PR libstdc++/87520 2967 PR libstdc++/88782 2968 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Export new symbol. 2969 * include/bits/shared_ptr.h 2970 (shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)) 2971 (allocate_shared): Change to use new tag type. 2972 * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_eq): 2973 Declare new member function. 2974 (_Sp_alloc_shared_tag): Define new type. 2975 (_Sp_counted_ptr_inplace): Declare __shared_count<_Lp> as a friend. 2976 (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Use 2977 _Sp_make_shared_tag::_S_eq to check type_info. 2978 (__shared_count(Ptr, Deleter),__shared_count(Ptr, Deleter, Alloc)): 2979 Constrain to prevent being called with _Sp_alloc_shared_tag. 2980 (__shared_count(_Sp_make_shared_tag, const _Alloc&, Args&&...)): 2981 Replace constructor with ... 2982 (__shared_count(Tp*&, _Sp_alloc_shared_tag<_Alloc>, Args&&...)): Use 2983 reference parameter so address of the new object can be returned to 2984 the caller. Obtain the allocator from the tag type. 2985 (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Replace 2986 constructor with ... 2987 (__shared_ptr(_Sp_alloc_shared_tag<Alloc>, Args&&...)): Pass _M_ptr 2988 to the __shared_count constructor. 2989 (__allocate_shared): Change to use new tag type. 2990 * src/c++11/shared_ptr.cc (_Sp_make_shared_tag::_S_eq): Define. 2991 2992 2019-01-17 Jonathan Wakely <jwakely (a] redhat.com> 2993 2994 * src/c++17/fs_ops.cc 2995 (equivalent(const path&, const path&, error_code&)) 2996 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Use GetFileInformationByHandle to 2997 compare files instead of relying on incomplete info returned by stat. 2998 2999 PR libstdc++/88884 3000 * src/c++17/fs_ops.cc (absolute(const path&, error_code&)): Do nothing 3001 if the path is already absolute. 3002 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Normalize root-directory. 3003 [!_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Pass error_code to current_path. 3004 3005 PR libstdc++/88881 3006 * src/c++17/fs_ops.cc (canonical(const path&, error_code&)) 3007 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Normalize path, to match behaviour 3008 of filesystem::exists. 3009 (create_directories(const path&, error_code&)): Add assertions. 3010 (status(const path&, error_code&)) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: 3011 Add workaround for bug in _wstat for paths with trailing slash. 3012 * testsuite/27_io/filesystem/operations/create_directories.cc: Adjust 3013 for expected behaviour on mingw. 3014 * testsuite/experimental/filesystem/operations/create_directories.cc: 3015 Likewise. 3016 * testsuite/27_io/filesystem/operations/temp_directory_path.cc: Use 3017 "TMP" instead of "TMPDIR" and clean environment before each test. Do 3018 not test permissions on mingw targets. 3019 3020 2019-01-16 Jonathan Wakely <jwakely (a] redhat.com> 3021 3022 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Add exports for fstream 3023 constructors and open members taking wide strings. Fix patterns for 3024 filesystem::path members to match wstring_view parameters. Add 3025 exports for shared_ptr members used by directory iterators. 3026 * src/c++17/fs_ops.cc (remove(const path&, error_code&)): Clear the 3027 error code parameter if the file doesn't exist. 3028 * src/filesystem/ops.cc (remove(const path&, error_code&)): 3029 Likewise. 3030 * testsuite/27_io/filesystem/operations/canonical.cc: Fix expected 3031 values for mingw targets, where "/" is not an absolute path. Do not 3032 test symlinks on mingw targets. 3033 * testsuite/experimental/filesystem/operations/canonical.cc: Likewise. 3034 * testsuite/27_io/filesystem/operations/copy.cc: Do not test symlinks 3035 on mingw targets. 3036 * testsuite/experimental/filesystem/operations/copy.cc: Likewise. 3037 * testsuite/27_io/filesystem/operations/create_directories.cc: Check 3038 that each component of the path is created. 3039 * testsuite/experimental/filesystem/operations/create_directories.cc: 3040 Likewise. 3041 * testsuite/27_io/filesystem/operations/exists.cc: Do not test 3042 permissions on mingw targets. 3043 * testsuite/experimental/filesystem/operations/exists.cc: Likewise. 3044 * testsuite/27_io/filesystem/operations/is_empty.cc: Likewise. 3045 * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise. 3046 * testsuite/27_io/filesystem/operations/permissions.cc: XFAIL for 3047 mingw targets. 3048 * testsuite/experimental/filesystem/operations/permissions.cc: 3049 Likewise. 3050 * testsuite/27_io/filesystem/operations/remove.cc: Do not test 3051 symlinks or permissions on mingw targets. 3052 * testsuite/experimental/filesystem/operations/remove.cc: Likewise. 3053 * testsuite/27_io/filesystem/operations/remove_all.cc: Do not test 3054 symlinks on mingw targets. 3055 * testsuite/experimental/filesystem/operations/remove_all.cc: 3056 Likewise. 3057 * testsuite/27_io/filesystem/operations/status.cc: Do not test 3058 permissions on mingw targets. 3059 * testsuite/27_io/filesystem/operations/weakly_canonical.cc: Do not 3060 test symlinks on mingw targets. 3061 * testsuite/experimental/filesystem/operations/space.cc: Fix test 3062 for mingw targets. 3063 3064 2019-02-14 Ulrich Drepper <drepper (a] redhat.com> 3065 3066 PR libstdc++/88738 3067 Warn about unused comparisons of shared_ptr/unique_ptr 3068 * include/bits/c++config [_GLIBCXX_NODISCARD]: Define. 3069 * include/bits/shared_ptr.h: Use it for operator ==, !=, 3070 <, <=, >, >= for shared_ptr. 3071 * include/bits/unique_ptr.h: Likewise for unique_ptr. 3072 3073 2019-01-15 Jonathan Wakely <jwakely (a] redhat.com> 3074 3075 * include/bits/shared_ptr_base.h (__cpp_lib_shared_ptr_arrays): Define 3076 as 201611L, because P0497R0 changes are supported. 3077 * include/std/version (__cpp_lib_shared_ptr_arrays): Likewise. 3078 3079 * include/bits/erase_if.h [__cplusplus > 201703L] 3080 (__cpp_lib_erase_if): Only define for C++2a. 3081 * include/std/iterator [__cplusplus >= 201402L && !_GLIBCXX_DEBUG] 3082 (__cpp_lib_null_iterators): Define. 3083 * include/std/version [__cplusplus >= 201402L && !_GLIBCXX_DEBUG] 3084 (__cpp_lib_null_iterators): Define. 3085 [__cpp_impl_destroying_delete] (__cpp_lib_destroying_delete): Define. 3086 3087 * doc/xml/manual/status_cxx2017.xml: Document P0032R3 and P0307R2 3088 status. 3089 * include/bits/stl_uninitialized.h (__cpp_lib_raw_memory_algorithms): 3090 Define. 3091 * include/std/any (__cpp_lib_any): Define as 201606L, because P0032R3 3092 changes are supported. 3093 * include/std/optional (__cpp_lib_optional): Likewise. 3094 * include/std/variant (__cpp_lib_variant): Likewise. 3095 * include/std/version [!__STRICT_ANSI__] 3096 (__cpp_lib_uncaught_exceptions): Define as long integer. 3097 [__cplusplus >= 201703L] (__cpp_lib_any) 3098 (__cpp_lib_raw_memory_algorithms, __cpp_lib_uncaught_exceptions) 3099 (__cpp_lib_variant): Define for C++17. 3100 [__cplusplus >= 201703L] (__cpp_lib_optional): Update value and define 3101 as long integer. 3102 * libsupc++/exception (__cpp_lib_uncaught_exceptions): Define as long 3103 integer. 3104 3105 * doc/xml/manual/status_cxx2020.xml: Update P1123R0 status. 3106 3107 2019-01-12 Jonathan Wakely <jwakely (a] redhat.com> 3108 3109 PR libstdc++/88811 3110 PR libstdc++/83306 3111 * src/filesystem/path.cc: Fix typo. If first path is empty, show [] 3112 before second path. 3113 * testsuite/experimental/filesystem/filesystem_error/cons.cc: New 3114 test. 3115 3116 2019-01-11 Jonathan Wakely <jwakely (a] redhat.com> 3117 3118 * doc/xml/manual/intro.xml: Include new section. 3119 * doc/xml/manual/status_cxx2017.xml: Document more 3120 implementation-defined properties of the library. 3121 * doc/xml/manual/status_cxx2020.xml: Document C++2a status. 3122 * doc/html/*: Regenerate. 3123 3124 * include/bits/refwrap.h [__cplusplus > 201703L] 3125 (_Refwrap_base_arg1, _Refwrap_base_arg2, _Reference_wrapper_base) 3126 (_Reference_wrapper_base_memfun): Do not define for C++2a. 3127 (reference_wrapper): Do not derive from _Reference_wrapper_base_memfun 3128 for C++2a. 3129 (reference_wrapper::operator()): Add static assertion. 3130 * testsuite/20_util/reference_wrapper/incomplete.cc: New test. 3131 3132 * include/std/chrono (duration_values::zero(), duration_values::min()) 3133 (duration_values::max()): Add noexcept. 3134 (duration::zero(), duration::min(), duration::max()): Likewise. 3135 (time_point::zero(), time_point::min(), time_point::max()): Likewise. 3136 * testsuite/20_util/duration/requirements/noexcept.cc: New test. 3137 * testsuite/20_util/time_point/requirements/noexcept.cc: New test. 3138 3139 * include/std/version (__cpp_lib_erase_if): Move to C++20 group. 3140 3141 2019-01-11 Jakub Jelinek <jakub (a] redhat.com> 3142 3143 * include/std/type_traits (__cpp_lib_is_constant_evaluated): Define. 3144 * include/std/version (__cpp_lib_is_constant_evaluated): Define. 3145 3146 2019-01-11 Jonathan Wakely <jwakely (a] redhat.com> 3147 3148 PR libstdc++/88802 3149 * include/bits/functional_hash.h (hash<nullptr_t>): Define 3150 specialization for C++17 (P0513R0, LWG 2817). 3151 * testsuite/20_util/hash/nullptr.cc: New test. 3152 3153 PR libstdc++/88125 3154 * config/abi/pre/gnu.ver (GLIBCXX_3.4.6): Remove unused duplicate 3155 pattern for std::basic_stringbuf::str(). 3156 3157 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Correct recent changes to 3158 basic_ostream::operator<< patterns. 3159 3160 2019-01-10 Jonathan Wakely <jwakely (a] redhat.com> 3161 3162 * testsuite/27_io/filesystem/operations/last_write_time.cc: Fix 3163 test failures on targets with 32-bit time_t. 3164 3165 * include/bits/erase_if.h: Define __cpp_lib_erase_if. 3166 * include/std/deque: Likewise. 3167 * include/std/forward_list: Likewise. 3168 * include/std/list: Likewise. 3169 * include/std/string: Likewise. 3170 * include/std/vector: Likewise. 3171 * include/std/version: Likewise. 3172 * testsuite/21_strings/basic_string/erasure.cc: Test macro. 3173 * testsuite/23_containers/deque/erasure.cc: Likewise. 3174 * testsuite/23_containers/forward_list/erasure.cc: Likewise. 3175 * testsuite/23_containers/list/erasure.cc: Likewise. 3176 * testsuite/23_containers/map/erasure.cc: Likewise. 3177 * testsuite/23_containers/set/erasure.cc: Likewise. 3178 * testsuite/23_containers/unordered_map/erasure.cc: Likewise. 3179 * testsuite/23_containers/unordered_set/erasure.cc: Likewise. 3180 * testsuite/23_containers/vector/erasure.cc: Likewise. 3181 3182 * include/experimental/internet [AI_NUMERICSERV] 3183 (resolver_base::numeric_service): Define conditionally. 3184 * testsuite/experimental/net/internet/resolver/base.cc: Test it 3185 conditionally. 3186 * testsuite/experimental/net/internet/resolver/ops/lookup.cc: 3187 Likewise. 3188 3189 2019-01-10 Ville Voutilainen <ville.voutilainen (a] gmail.com> 3190 Jonathan Wakely <jwakely (a] redhat.com> 3191 3192 Implement LWG 2221 3193 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Tighten patterns. 3194 (GLIBCXX_3.4.26): Add new exports. 3195 * include/Makefile.am: Add ostream-inst.cc. Move string-inst.cc to 3196 correct list of sources. 3197 * include/Makefile.in: Regenerate. 3198 * include/std/ostream (operator<<(nullptr_t)): New member function. 3199 * src/c++17/ostream-inst.cc: New file. 3200 * testsuite/27_io/basic_ostream/inserters_other/char/lwg2221.cc: New 3201 test. 3202 3203 2019-01-10 Jonathan Wakely <jwakely (a] redhat.com> 3204 3205 * testsuite/util/testsuite_fs.h (nonexistent_path): Include name 3206 of the source file containing the caller. 3207 * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Remove 3208 directories created by test. 3209 * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc: 3210 Likewise. 3211 * testsuite/experimental/filesystem/iterators/directory_iterator.cc: 3212 Likewise. 3213 * testsuite/experimental/filesystem/iterators/ 3214 recursive_directory_iterator.cc: Likewise. 3215 3216 2019-01-10 Jakub Jelinek <jakub (a] redhat.com> 3217 3218 PR tree-optimization/88775 3219 * include/bits/stl_function.h (greater<_Tp*>::operator(), 3220 less<_Tp*>::operator(), greater_equal<_Tp*>::operator(), 3221 less_equal<_Tp*>::operator()): Use __builtin_is_constant_evaluated 3222 instead of __builtin_constant_p if available. Don't bother with 3223 the pointer comparison in C++11 and earlier. 3224 3225 2019-01-09 Sandra Loosemore <sandra (a] codesourcery.com> 3226 3227 PR other/16615 3228 3229 * include/ext/bitmap_allocator.h: Mechanically replace "can not" 3230 with "cannot". 3231 3232 2019-01-09 Jonathan Wakely <jwakely (a] redhat.com> 3233 3234 * testsuite/libstdc++-prettyprinters/cxx17.cc: Fix expected output 3235 for filesystem::path. Give variables more distinctive names. 3236 3237 * include/std/optional (_Optional_payload_base::_M_copy_assign): New 3238 member function to perform non-trivial assignment. 3239 (_Optional_payload_base::_M_move_assign): Likewise. 3240 (_Optional_payload<T, true, false, true>::operator=) 3241 (_Optional_payload<T, true, true, false>::operator=) 3242 (_Optional_payload<T, true, false, false>::operator=): Call 3243 _M_copy_assign and/or _M_move_assign to do non-trivial assignments. 3244 3245 PR libstdc++/88204 3246 * testsuite/26_numerics/complex/operators/more_constexpr.cc: Do not 3247 test std::complex<long double> if long double format is IBM128. 3248 * testsuite/26_numerics/complex/requirements/more_constexpr.cc: 3249 Likewise. 3250 3251 2019-01-08 Jonathan Wakely <jwakely (a] redhat.com> 3252 3253 * testsuite/libstdc++-prettyprinters/compat.cc: Test printer support 3254 for old std::unique_ptr layout. 3255 * testsuite/libstdc++-prettyprinters/cxx17.cc: Fix std::variant test 3256 to become valueless. Add filesystem::path tests. 3257 3258 PR libstdc++/87855 3259 * include/std/optional (_Optional_payload_base): New class template 3260 for common code hoisted from _Optional_payload specializations. Use 3261 a template for the union, to allow a partial specialization for 3262 types with non-trivial destructors. Add constructors for in-place 3263 initialization to the union. 3264 (_Optional_payload(bool, const _Optional_payload&)): Use _M_construct 3265 to perform non-trivial copy construction, instead of relying on 3266 non-standard copy elision in a delegating constructor. 3267 (_Optional_payload(bool, _Optional_payload&&)): Likewise for 3268 non-trivial move construction. 3269 (_Optional_payload): Derive from _Optional_payload_base and use it 3270 for everything except the non-trivial assignment operators, which are 3271 defined as needed. 3272 (_Optional_payload<false, C, M>): Derive from the specialization 3273 _Optional_payload<true, false, false> and add a destructor. 3274 (_Optional_base_impl::_M_destruct, _Optional_base_impl::_M_reset): 3275 Forward to corresponding members of _Optional_payload. 3276 (_Optional_base_impl::_M_is_engaged, _Optional_base_impl::_M_get): 3277 Hoist common members from _Optional_base. 3278 (_Optional_base): Make all members and base class public. 3279 (_Optional_base::_M_get, _Optional_base::_M_is_engaged): Move to 3280 _Optional_base_impl. 3281 * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter): Add 3282 support for new std::optional layout. 3283 * testsuite/libstdc++-prettyprinters/compat.cc: New test. 3284 3285 PR libstdc++/88066 3286 * include/bits/locale_conv.h: Use <> for includes not "". 3287 * include/ext/random: Likewise. 3288 * include/ext/vstring.h: Likewise. 3289 3290 2019-01-08 Rainer Orth <ro (a] CeBiTec.Uni-Bielefeld.DE> 3291 3292 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Tighten existing patterns. 3293 (GLIBCXX_3.4.21): Likewise. 3294 3295 2019-01-08 Jonathan Wakely <jwakely (a] redhat.com> 3296 3297 PR libstdc++/88749 3298 * src/filesystem/ops.cc (last_write_time): Fix preprocessor condition 3299 to match the one that controls whether utimbuf and utime are declared. 3300 3301 2019-01-07 Jonathan Wakely <jwakely (a] redhat.com> 3302 3303 PR libstdc++/87787 3304 * include/bits/char_traits.h (char_traits::move): Do not pass null 3305 pointers to memmove. 3306 * include/bits/locale_facets.h 3307 (ctype<char>::widen(const char*, const char*, char*)): Do not 3308 pass null pointers to memcpy. 3309 (ctype<char>::narrow(const char*, const char*, char, char*)): 3310 Likewise. 3311 (ctype<char>::do_widen(const char*, const char*, char*)): 3312 Likewise. 3313 (ctype<char>::do_narrow(const char*, const char*, char, char*)): 3314 Likewise. 3315 3316 * doc/xml/manual/spine.xml: Update copyright years. 3317 * doc/xml/manual/status_cxx2017.xml: Adjust note about -lstdc++fs. 3318 * doc/xml/manual/using.xml: Remove requirement to link with -lstdc++fs 3319 for C++17 filesystem library. 3320 * doc/html/*: Regenerate. 3321 3322 * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for truncate. 3323 * config.h.in: Regenerate. 3324 * config/abi/pre/gnu.ver: Order patterns for filesystem operations 3325 alphabetically and add missing entries for copy_symlink, 3326 hard_link_count, rename, and resize_file. 3327 * configure: Regenerate. 3328 * src/c++17/fs_ops.cc (resize_file): Remove #if so posix::truncate is 3329 used unconditionally. 3330 * src/filesystem/ops-common.h (__gnu_posix::truncate) 3331 [!_GLIBCXX_HAVE_TRUNCATE]: Provide fallback definition that only 3332 supports truncating to zero length. 3333 * testsuite/27_io/filesystem/operations/all.cc: New test. 3334 * testsuite/27_io/filesystem/operations/resize_file.cc: New test. 3335 3336 2019-01-06 Jonathan Wakely <jwakely (a] redhat.com> 3337 3338 PR libstdc++/86756 3339 * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for utime and 3340 lstat and define _GLIBCXX_USE_UTIME and _GLIBCXX_USE_LSTAT. 3341 * config.h.in: Regenerate. 3342 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Export symbols for 3343 remaining std::filesystem types and functions. 3344 * configure: Regenerate. 3345 * src/c++17/Makefile.am: Add C++17 filesystem sources. 3346 * src/c++17/Makefile.in: Regenerate. 3347 * src/c++17/cow-fs_dir.cc: Move src/filesystem/cow-std-dir.cc to 3348 here, and change name of included file. 3349 * src/c++17/cow-fs_ops.cc: Move src/filesystem/cow-std-ops.cc to 3350 here, and change name of included file. 3351 * src/c++17/fs_dir.cc: Move src/filesystem/std-dir.cc to here. Change 3352 path to dir-common.h. 3353 * src/c++17/fs_ops.cc: Move src/filesystem/std-ops.cc to here. Change 3354 path to ops-common.h. Disable -Wunused-parameter warnings. 3355 (internal_file_clock): Define unconditionally. 3356 [!_GLIBCXX_HAVE_SYS_STAT_H] (internal_file_clock::from_stat): Do not 3357 define. 3358 (do_copy_file, do_space): Move definitions to ops.common.h. 3359 (copy, file_size, hard_link_count, last_write_time, space): Only 3360 perform operation when _GLIBCXX_HAVE_SYS_STAT_H is defined, otherwise 3361 report an error. 3362 (last_write_time, read_symlink): Remove unused attributes from 3363 parameters. 3364 * src/filesystem/Makefile.am: Remove C++17 filesystem sources. 3365 * src/filesystem/Makefile.in: Regenerate. 3366 * src/filesystem/cow-std-dir.cc: Move to src/c++17/cow-fs_dir.cc. 3367 * src/filesystem/cow-std-ops.cc: Move to src/c++17/cow-fs_ops.cc. 3368 * src/filesystem/std-dir.cc: Move to src/c++17/fs_dir.cc. 3369 * src/filesystem/std-ops.cc: Move to src/c++17/fs_ops.cc. 3370 * src/filesystem/dir-common.h [!_GLIBCXX_HAVE_DIRENT_H]: Define 3371 dummy types and functions instead of using #error. 3372 * src/filesystem/dir.cc [!_GLIBCXX_HAVE_DIRENT_H]: Use #error. 3373 * src/filesystem/ops-common.h [!_GLIBCXX_USE_LSTAT] (lstat): Define 3374 in terms of stat. 3375 [!_GLIBCXX_HAVE_UNISTD_H]: Define dummy types and functions. 3376 (do_copy_file, do_space): Move definitions here from std-ops.cc. 3377 * src/filesystem/ops.cc: Adjust calls to do_copy_file and do_space 3378 to account for new namespace. 3379 * testsuite/27_io/filesystem/directory_entry/86597.cc: Remove 3380 -lstdc++fs from dg-options. 3381 * testsuite/27_io/filesystem/directory_entry/lwg3171.cc: Likewise. 3382 * testsuite/27_io/filesystem/file_status/1.cc: Likewise. 3383 * testsuite/27_io/filesystem/filesystem_error/cons.cc: Likewise. 3384 * testsuite/27_io/filesystem/filesystem_error/copy.cc: Likewise. 3385 * testsuite/27_io/filesystem/iterators/directory_iterator.cc: 3386 Likewise. 3387 * testsuite/27_io/filesystem/iterators/pop.cc: Likewise. 3388 * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc: 3389 Likewise. 3390 * testsuite/27_io/filesystem/operations/absolute.cc: Likewise. 3391 * testsuite/27_io/filesystem/operations/canonical.cc: Likewise. 3392 * testsuite/27_io/filesystem/operations/copy.cc: Likewise. 3393 * testsuite/27_io/filesystem/operations/copy_file.cc: Likewise. 3394 * testsuite/27_io/filesystem/operations/create_directories.cc: 3395 Likewise. 3396 * testsuite/27_io/filesystem/operations/create_directory.cc: Likewise. 3397 * testsuite/27_io/filesystem/operations/create_symlink.cc: Likewise. 3398 * testsuite/27_io/filesystem/operations/current_path.cc: Likewise. 3399 * testsuite/27_io/filesystem/operations/equivalent.cc: Likewise. 3400 * testsuite/27_io/filesystem/operations/exists.cc: Likewise. 3401 * testsuite/27_io/filesystem/operations/file_size.cc: Likewise. 3402 * testsuite/27_io/filesystem/operations/is_empty.cc: Likewise. 3403 * testsuite/27_io/filesystem/operations/last_write_time.cc: Likewise. 3404 * testsuite/27_io/filesystem/operations/permissions.cc: Likewise. 3405 * testsuite/27_io/filesystem/operations/proximate.cc: Likewise. 3406 * testsuite/27_io/filesystem/operations/read_symlink.cc: Likewise. 3407 * testsuite/27_io/filesystem/operations/relative.cc: Likewise. 3408 * testsuite/27_io/filesystem/operations/remove.cc: Likewise. 3409 * testsuite/27_io/filesystem/operations/remove_all.cc: Likewise. 3410 * testsuite/27_io/filesystem/operations/space.cc: Likewise. 3411 * testsuite/27_io/filesystem/operations/status.cc: Likewise. 3412 * testsuite/27_io/filesystem/operations/symlink_status.cc: Likewise. 3413 * testsuite/27_io/filesystem/operations/temp_directory_path.cc: 3414 Likewise. 3415 * testsuite/27_io/filesystem/operations/weakly_canonical.cc: Likewise. 3416 3417 3418 PR libstdc++/86756 3419 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Make various patterns for 3420 typeinfo and vtables less greedy. 3421 (GLIBCXX_3.4.26): Export symbols for std::filesystem::path. 3422 * src/c++17/Makefile.am: Add fs_path.cc and cow-fs_path.cc. 3423 * src/c++17/Makefile.in: Regenerate. 3424 * src/c++17/cow-fs_path.cc: Move src/filesystem/cow-std-path.cc to 3425 here, and change name of included file. 3426 * src/c++17/fs_path.cc: Move src/filesystem/std-path.cc to here. 3427 * src/filesystem/Makefile.am: Remove std-path.cc and cow-std-path.cc 3428 from sources. 3429 * src/filesystem/Makefile.in: Regenerate. 3430 * src/filesystem/cow-std-path.cc: Move to src/c++17/cow-fs_path.cc. 3431 * src/filesystem/std-path.cc: Move to src/c++17/fs_path.cc. 3432 * testsuite/27_io/filesystem/path/append/path.cc: Remove -lstdc++fs 3433 from dg-options and remove dg-require-filesystem-ts. 3434 * testsuite/27_io/filesystem/path/append/source.cc: Likewise. 3435 * testsuite/27_io/filesystem/path/assign/assign.cc: Likewise. 3436 * testsuite/27_io/filesystem/path/assign/copy.cc: Likewise. 3437 * testsuite/27_io/filesystem/path/compare/compare.cc: Likewise. 3438 * testsuite/27_io/filesystem/path/compare/lwg2936.cc: Likewise. 3439 * testsuite/27_io/filesystem/path/compare/path.cc: Likewise. 3440 * testsuite/27_io/filesystem/path/compare/strings.cc: Likewise. 3441 * testsuite/27_io/filesystem/path/concat/path.cc: Likewise. 3442 * testsuite/27_io/filesystem/path/concat/strings.cc: Likewise. 3443 * testsuite/27_io/filesystem/path/construct/80762.cc: Likewise. 3444 * testsuite/27_io/filesystem/path/construct/copy.cc: Likewise. 3445 * testsuite/27_io/filesystem/path/construct/default.cc: Likewise. 3446 * testsuite/27_io/filesystem/path/construct/format.cc: Likewise. 3447 * testsuite/27_io/filesystem/path/construct/locale.cc: Likewise. 3448 * testsuite/27_io/filesystem/path/construct/range.cc: Likewise. 3449 * testsuite/27_io/filesystem/path/construct/string_view.cc: Likewise. 3450 * testsuite/27_io/filesystem/path/decompose/extension.cc: Likewise. 3451 * testsuite/27_io/filesystem/path/decompose/filename.cc: Likewise. 3452 * testsuite/27_io/filesystem/path/decompose/parent_path.cc: Likewise. 3453 * testsuite/27_io/filesystem/path/decompose/relative_path.cc: Likewise. 3454 * testsuite/27_io/filesystem/path/decompose/root_directory.cc: 3455 Likewise. 3456 * testsuite/27_io/filesystem/path/decompose/root_name.cc: Likewise. 3457 * testsuite/27_io/filesystem/path/decompose/root_path.cc: Likewise. 3458 * testsuite/27_io/filesystem/path/decompose/stem.cc: Likewise. 3459 * testsuite/27_io/filesystem/path/generation/normal.cc: Likewise. 3460 * testsuite/27_io/filesystem/path/generation/normal2.cc: Likewise. 3461 * testsuite/27_io/filesystem/path/generation/proximate.cc: Likewise. 3462 * testsuite/27_io/filesystem/path/generation/relative.cc: Likewise. 3463 * testsuite/27_io/filesystem/path/generic/generic_string.cc: Likewise. 3464 * testsuite/27_io/filesystem/path/itr/components.cc: Likewise. 3465 * testsuite/27_io/filesystem/path/itr/traversal.cc: Likewise. 3466 * testsuite/27_io/filesystem/path/modifiers/clear.cc: Likewise. 3467 * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: 3468 Likewise. 3469 * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: 3470 Likewise. 3471 * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: 3472 Likewise. 3473 * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc: 3474 Likewise. 3475 * testsuite/27_io/filesystem/path/modifiers/swap.cc: Likewise. 3476 * testsuite/27_io/filesystem/path/native/string.cc: Likewise. 3477 * testsuite/27_io/filesystem/path/nonmember/append.cc: Likewise. 3478 * testsuite/27_io/filesystem/path/nonmember/hash_value.cc: Likewise. 3479 * testsuite/27_io/filesystem/path/query/empty.cc: Likewise. 3480 * testsuite/27_io/filesystem/path/query/has_extension.cc: Likewise. 3481 * testsuite/27_io/filesystem/path/query/has_filename.cc: Likewise. 3482 * testsuite/27_io/filesystem/path/query/has_parent_path.cc: Likewise. 3483 * testsuite/27_io/filesystem/path/query/has_relative_path.cc: Likewise. 3484 * testsuite/27_io/filesystem/path/query/has_root_directory.cc: 3485 Likewise. 3486 * testsuite/27_io/filesystem/path/query/has_root_name.cc: Likewise. 3487 * testsuite/27_io/filesystem/path/query/has_root_path.cc: Likewise. 3488 * testsuite/27_io/filesystem/path/query/has_stem.cc: Likewise. 3489 * testsuite/27_io/filesystem/path/query/is_absolute.cc: Likewise. 3490 * testsuite/27_io/filesystem/path/query/is_relative.cc: Likewise. 3491 3492 PR libstdc++/87431 3493 * include/std/variant (_Variant_storage<true, _Types...>::_M_valid): 3494 Check is_trivially_copyable instead of is_scalar. 3495 (variant::emplace<N, Args>(Args&&...)): If construction of the new 3496 contained value can throw and its type is trivially copyable then 3497 construct into a temporary variant and move from it, to provide the 3498 strong exception safety guarantee. 3499 (variant::emplace<N, U, Args>(initializer_list<U>, Args&&...)): 3500 Likewise. 3501 * testsuite/20_util/variant/87431.cc: New test. 3502 * testsuite/20_util/variant/run.cc: Adjust test so that throwing 3503 conversion causes valueless state. 3504 3505 PR libstdc++/88607 3506 * testsuite/17_intro/headers/c++1998/charset.cc: New test. 3507 * testsuite/17_intro/headers/c++2011/charset.cc: New test. 3508 * testsuite/17_intro/headers/c++2014/charset.cc: New test. 3509 * testsuite/17_intro/headers/c++2017/charset.cc: New test. 3510 * testsuite/17_intro/headers/c++2020/charset.cc: New test. 3511 3512 2019-01-05 Jonathan Wakely <jwakely (a] redhat.com> 3513 3514 * include/bits/fs_fwd.h (__file_clock): Define new clock. 3515 (file_time_type): Redefine in terms of __file_clock. 3516 * src/filesystem/ops-common.h (file_time): Add FIXME comment about 3517 overflow. 3518 * src/filesystem/std-ops.cc (is_set(perm_options, perm_options)): Give 3519 internal linkage. 3520 (internal_file_lock): New helper type for accessing __file_clock. 3521 (do_copy_file): Use internal_file_lock to convert system time to 3522 file_time_type. 3523 (last_write_time(const path&, error_code&)): Likewise. 3524 (last_write_time(const path&, file_time_type, error_code&)): Likewise. 3525 3526 2019-01-04 Jonathan Wakely <jwakely (a] redhat.com> 3527 3528 * config/abi/pre/gnu.ver (GLIBCXX_3.4.21): Make patterns less greedy 3529 for const member functions of std::basic_string. 3530 (GLIBCXX_3.4.26): Export member functions of std::basic_string added 3531 in C++17. 3532 * include/bits/basic_string.h (basic_string(__sv_wrapper, const A&)): 3533 Make non-standard constructor private. 3534 [!_GLIBCXX_USE_CXX11_ABI] (basic_string(__sv_wrapper, const A&)): 3535 Likewise. 3536 * include/bits/basic_string.tcc (std::string, std::wstring): Declare 3537 explicit instantiations for C++17 as well as earlier dialects. 3538 * src/c++17/Makefile.am: Add new source files. 3539 * src/c++17/Makefile.in: Regenerate. 3540 * src/c++17/cow-string-inst.cc: New file defining explicit 3541 instantiations for basic_string member functions added in C++17. 3542 * src/c++17/string-inst.cc: Likewise. 3543 3544 * config/abi/pre/gnu.ver (GLIBCXX_3.4.26): Export allocator-extended 3545 copy/move constructors for old std::basic_string. 3546 * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI] 3547 (basic_string::reference, basic_string::const_reference): Define 3548 as plain references for C++11 and later. 3549 (basic_string::basic_string()): Put constructor body outside 3550 preprocessor conditional groups. 3551 (basic_string::basic_string(basic_string&&)): Move _Alloc_hider 3552 instead of copying it. 3553 (basic_string::basic_string(const basic_string&, const _Alloc&)): 3554 Define. 3555 (basic_string::basic_string(basic_string&&, const _Alloc&)): 3556 Define. 3557 * include/bits/fs_path.h [!_GLIBCXX_USE_CXX11_ABI]: Remove special 3558 cases for old basic_string. 3559 * testsuite/21_strings/basic_string/cons/char/8.cc: Test 3560 allocator-extended constructors unconditionally. Add extra members to 3561 allocator type when using old string ABI. 3562 * testsuite/21_strings/basic_string/allocator/71964.cc: Enable test 3563 for old string ABI. 3564 * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: Likewise. 3565 3566 * testsuite/23_containers/list/61347.cc: Avoid spurious failure when 3567 -fno-inline added to test flags. 3568 3569 * testsuite/21_strings/basic_string/requirements/ 3570 explicit_instantiation/debug.cc: Remove XFAIL for old ABI. 3571 3572 * testsuite/27_io/filesystem/filesystem_error/copy.cc: Fix static 3573 assertion failures with old std::string ABI. 3574 3575 * include/bits/fs_path.h (path::_List::erase): Replace both overloads 3576 with ... 3577 (path::pop_back(), path::_M_erase_from(const_iterator)): New member 3578 functions that will only erase elements at the end. 3579 * src/filesystem/std-path.cc (path::_List::_Impl::pop_back()): Define. 3580 (path::_List::_Impl::_M_erase_from(const_iterator)): Define. 3581 (path::_List::operator=(const _List&)): Use _M_erase_from(p) instead 3582 of erase(p, end()). 3583 (path::_List::pop_back()): Define. 3584 (path::_List::_M_erase_from(const_iterator)): Define. 3585 (path::operator/=(const path&)): Use pop_back to remove last component 3586 and _M_erase_from to remove multiple components. 3587 (path::_M_append(basic_string_view<value_type>)): Likewise. 3588 (path::operator+=(const path&)): Likewise. 3589 (path::_M_concat(basic_string_view<value_type>)): Likewise. 3590 (path::remove_filename()): Likewise. 3591 (path::lexically_normal()): Use _List::_Impl iterators instead of 3592 path::iterator. Use pop_back to remove components from the end. Clear 3593 trailing filename, instead of using erase(const_iterator) to remove 3594 a non-final component. 3595 * testsuite/27_io/filesystem/path/generation/normal.cc: Test 3596 additional cases. 3597 * testsuite/27_io/filesystem/path/generation/normal2.cc: New test. 3598 3599 * src/filesystem/std-path.cc (path::operator+=(const path&)): Fix 3600 incorrect treatment of empty filename after trailing slash. 3601 * testsuite/27_io/filesystem/path/concat/path.cc: Test problem case. 3602 3603 * testsuite/21_strings/basic_string/modifiers/assign/char/ 3604 move_assign_optim.cc: Avoid spurious failure when -fno-inline added 3605 to test flags. 3606 * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/ 3607 move_assign_optim.cc: Likewise. 3608 3609 2019-01-03 Jonathan Wakely <jwakely (a] redhat.com> 3610 Jakub Jelinek <jakub (a] redhat.com> 3611 3612 PR libstdc++/88607 3613 * include/experimental/memory: Replace UTF-8 quote characters. 3614 * include/std/future: Replace UTF-8 "em dash" characters. 3615 3616 2019-01-03 Jonathan Wakely <jwakely (a] redhat.com> 3617 3618 PR libstdc++/88607 3619 * include/bits/forward_list.h: Replace UTF-8 "ligature fi" character. 3620 * include/debug/forward_list: Likewise. 3621 * include/experimental/bits/shared_ptr.h: Remove UTF-8 "section sign" 3622 character. 3623 * include/experimental/chrono: Likewise. 3624 * include/experimental/functional: Likewise. 3625 * include/experimental/ratio: Likewise. 3626 * include/experimental/system_error: Likewise. 3627 * include/experimental/tuple: Likewise. 3628 * include/experimental/type_traits: Likewise. 3629 * include/parallel/workstealing.h: Replace UTF-8 "en dash" character. 3630 * include/parallel/multiseq_selection.h: Likewise. 3631 3632 PR libstdc++/88681 3633 * config/abi/pre/gnu.ver: Add missing exports. 3634 * testsuite/22_locale/collate_byname/88681.cc: New test. 3635 * testsuite/22_locale/time_get/get/char/88681.cc: New test. 3636 * testsuite/22_locale/time_get/get/wchar_t/88681.cc: New test. 3637 3638 2019-01-02 Jonathan Wakely <jwakely (a] redhat.com> 3639 3640 * testsuite/23_containers/map/cons/deduction.cc: Test deduction from 3641 initializer_list<value_type> and from input iterator ranges. 3642 * testsuite/23_containers/multimap/cons/deduction.cc: Likewise. 3643 3644 * testsuite/experimental/string_view/element_access/char/empty.cc: 3645 Fix year range in copyright header. 3646 3647 2019-01-02 Joel Brobecker <brobecker (a] adacore.com> 3648 3649 * testsuite/21_strings/basic_string_view/element_access/char/empty.cc: 3650 Fix year range in copyright header. 3651 3652 2019-01-01 Jakub Jelinek <jakub (a] redhat.com> 3653 3654 Update copyright years. 3655 3657 Copyright (C) 2019 Free Software Foundation, Inc. 3658 3659 Copying and distribution of this file, with or without modification, 3660 are permitted in any medium without royalty provided the copyright 3661 notice and this notice are preserved. 3662
Indexes created Tue Oct 27 00:25:24 UTC 2026