libstdc++-v3/ChangeLog

   1 2017-12-07  Martin Sebor  <msebor@redhat.com>
   2
   3         PR c/81544
   4         * include/ext/mt_allocator.h (_M_destroy_thread_key): Remove
   5         attribute const.
   6
   7 2017-12-05  Jason Merrill  <jason@redhat.com>
   8             Jonathan Wakely  <jwakely@redhat.com>
   9
  10         * include/bits/fs_fwd.h (copy, copy_file): Remove noexcept.
  11         (permissions): Add noexcept.
  12         * include/bits/fs_ops.h (permissions): Add noexcept.
  13         * libsupc++/eh_throw.cc (__cxa_init_primary_exception): Add
  14         _GLIBCXX_NOTHROW.
  15
  16 2017-12-04  Jonathan Wakely  <jwakely@redhat.com>
  17
  18         * include/bits/regex_compiler.tcc: Use C-style comment to work around
  19         PR preprocessor/61638.
  20         (__INSERT_REGEX_MATCHER): Replace GNU extension with __VA_ARGS__.
  21
  22         * config/io/basic_file_stdio.h (__basic_file): Remove name of unused
  23         parameter.
  24         * include/bits/boost_concept_check.h: Add pragmas to disable
  25         -Wunused-local-typedef warnings.
  26         * include/bits/codecvt.h (codecvt_byname<char16_t, char, mbstate_t>)
  27         (codecvt_byname<char32_t, char, mbstate_t>): Remove name of unused
  28         parameter.
  29         * include/bits/locale_facets_nonio.tcc (time_get::do_get_weekday)
  30         (time_get::do_get_monthname, time_get::do_get_year): Remove unused
  31         variables.
  32         * include/std/bitset (_Base_bitset<0>::_M_getword): Remove name of
  33         unused parameter.
  34         * include/std/streambuf (_IsUnused): Define.
  35         (basic_streambuf::imbue, basic_streambuf::pbackfail)
  36         (basic_streambuf::overflow): Add macro to unused parameters.
  37         * testsuite/24_iterators/operations/prev_neg.cc: Adjust dg-error.
  38
  39 2017-12-01  Jonathan Wakely  <jwakely@redhat.com>
  40
  41         * include/experimental/string_view (basic_string_view::_S_compare):
  42         Use value-init so narrowing conversions are not ill-formed.
  43         * include/std/string_view (basic_string_view::_S_compare): Likewise.
  44
  45         * include/bits/basic_string.h (operator""s): Add pragmas to disable
  46         -Wliteral-suffix warnings.
  47         * include/experimental/string_view (operator""sv): Likewise.
  48         * include/std/chrono (operator""h, operator""min, operator""s)
  49         (operator""ms, operator""us, operator""ns): Likewise.
  50         * include/std/complex (operator""if, operator""i, operator""il):
  51         Likewise.
  52         * include/std/string_view (operator""sv): Likewise.
  53         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
  54
  55         * include/bits/locale_facets_nonio.tcc (money_get::_M_extract): Add
  56         fallthrough comment.
  57
  58         * include/bits/node_handle.h (_Node_handle_common::operator=)
  59         (_Node_handle_common::_M_swap): Add braces around debug assertions.
  60
  61         * include/ext/ropeimpl.h (rope::_S_dump): Use const char*.
  62
  63         * libsupc++/nested_exception.h (__throw_with_nested_impl): Add
  64         noreturn attribute.
  65
  66         * include/bits/regex_executor.tcc (_Executor::_M_rep_once_more):
  67         Remove semi-colon after function body.
  68         * include/bits/uniform_int_dist.h (_Power_of_2): Likewise.
  69
  70         * include/tr1/modified_bessel_func.tcc (__airy): Use value-init not
  71         list-init.
  72
  73         * include/std/type_traits (integral_constant): Make member functions
  74         noexcept (LWG 2346).
  75         * include/std/utility (integer_sequence): Likewise.
  76
  77 2017-11-30  Jonathan Wakely  <jwakely@redhat.com>
  78
  79         PR libstdc++/65927
  80         * include/bits/locale_facets_nonio.h (__timepunct::_M_am_pm_format):
  81         Remove statement with no effect.
  82
  83 2017-11-30  Glen Joseph Fernandes  <glenjofe@gmail.com>
  84
  85         * include/bits/ptr_traits.h (__to_address, to_address): Move static
  86         assertion.
  87         * testsuite/20_util/to_address/1_neg.cc: New test.
  88
  89 2017-11-30  Jonathan Wakely  <jwakely@redhat.com>
  90
  91         PR libstdc++/83226
  92         * include/bits/node_handle.h (_Node_handle::__pointer): Avoid forming
  93         pointer-to-reference types.
  94         * testsuite/23_containers/map/modifiers/insert/83226.cc: New test.
  95
  96 2017-11-29  John David Anglin  <danglin@gcc.gnu.org>
  97
  98         * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
  99
 100 2017-11-29  David Malcolm  <dmalcolm@redhat.com>
 101
 102         * testsuite/20_util/duration/literals/range.cc: Update expected
 103         line of a static_assert failure.
 104
 105 2017-11-28  Glen Joseph Fernandes  <glenjofe@gmail.com>
 106
 107         * include/bits/ptr_traits.h (to_address): Implement to_address.
 108         * testsuite/20_util/to_address/1.cc: New test.
 109
 110 2017-11-27  Stephan Bergmann  <sbergman@redhat.com>
 111
 112         * include/std/string_view (basic_string_view::find_first_of): Add
 113         missing noexcept.
 114
 115         * include/bits/unordered_map.h (unordered_map): Fix deduction guide.
 116         * include/debug/unordered_map (unordered_map): Likewise.
 117
 118 2017-11-23  Jonathan Wakely  <jwakely@redhat.com>
 119
 120         * libsupc++/new (launder): Add nodiscard attribute.
 121         * testsuite/18_support/launder/nodiscard.cc: New test.
 122
 123         * include/bits/fs_path.h (path::empty): Add nodiscard attribute.
 124         * include/bits/range_access.h (empty): Likewise.
 125         * include/std/string_view (basic_string_view::empty): Likewise.
 126         * testsuite/21_strings/basic_string_view/capacity/empty_neg.cc: New
 127         test.
 128         * testsuite/24_iterators/range_access_cpp17_neg.cc: New test.
 129         * testsuite/27_io/filesystem/path/query/empty_neg.cc: New test.
 130
 131         PR libstdc++/83134
 132         * include/std/type_traits (__not_): Explicitly convert to bool.
 133         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error.
 134         * testsuite/20_util/logical_traits/83134.cc: New test.
 135         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
 136         dg-error.
 137         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
 138         Likewise.
 139
 140 2017-11-22  Jonathan Wakely  <jwakely@redhat.com>
 141
 142         PR go/83102
 143         * include/bits/stl_tree.h (_Rb_tree): Relax invocable checks for
 144         comparison object pre-C++17.
 145
 146 2017-11-21  Jonathan Wakely  <jwakely@redhat.com>
 147
 148         PR libstdc++/48101
 149         * include/bits/allocator.h (allocator<const _Tp>)
 150         (allocator<volatile _Tp>, allocator<const volatile _Tp>): Add partial
 151         specializations.
 152         * include/bits/forward_list.h (forward_list): Add static assertions.
 153         * include/bits/hashtable.h (__cache_default): Use
 154         __is_nothrow_invocable instead of __is_noexcept_hash.
 155         (_Hashtable): Add static assertions.
 156         * include/bits/hashtable_policy.h (__is_noexcept_hash): Remove.
 157         * include/bits/stl_deque.h (deque): Add static assertions.
 158         * include/bits/stl_function.h (_Identity<const _Tp>): Add partial
 159         specialization.
 160         * include/bits/stl_list.h (list): Add static assertions.
 161         * include/bits/stl_map.h (map): Likewise.
 162         * include/bits/stl_multimap.h (multimap): Likewise.
 163         * include/bits/stl_multiset.h (multiset): Likewise.
 164         * include/bits/stl_set.h (set): Likewise.
 165         * include/bits/stl_tree.h (_Rb_tree): Likewise.
 166         * include/bits/stl_vector.h (vector): Likewise.
 167         * include/bits/unordered_map.h (unordered_map, unordered_multimap):
 168         Use typename instead of class in template-parameter-list and remove
 169         spaces.
 170         * include/bits/unordered_set.h (unordered_set, unordered_multiset):
 171         Likewise.
 172         * testsuite/23_containers/deque/48101-2_neg.cc: New test.
 173         * testsuite/23_containers/deque/48101_neg.cc: New test.
 174         * testsuite/23_containers/forward_list/48101-2_neg.cc: New test.
 175         * testsuite/23_containers/forward_list/48101_neg.cc: New test.
 176         * testsuite/23_containers/list/48101-2_neg.cc: New test.
 177         * testsuite/23_containers/list/48101_neg.cc: New test.
 178         * testsuite/23_containers/map/48101-2_neg.cc: New test.
 179         * testsuite/23_containers/map/48101_neg.cc: New test.
 180         * testsuite/23_containers/map/operations/31440.cc: Fix comparison
 181         object to have const-qualified call operator.
 182         * testsuite/23_containers/multimap/48101-2_neg.cc: New test.
 183         * testsuite/23_containers/multimap/48101_neg.cc: New test.
 184         * testsuite/23_containers/multiset/48101-2_neg.cc: New test.
 185         * testsuite/23_containers/multiset/48101_neg.cc: New test.
 186         * testsuite/23_containers/set/48101-2_neg.cc: New test.
 187         * testsuite/23_containers/set/48101_neg.cc: New test.
 188         * testsuite/23_containers/unordered_map/48101-2_neg.cc: New test.
 189         * testsuite/23_containers/unordered_map/48101_neg.cc: New test.
 190         * testsuite/23_containers/unordered_multimap/48101-2_neg.cc: New test.
 191         * testsuite/23_containers/unordered_multimap/48101_neg.cc: New test.
 192         * testsuite/23_containers/unordered_multiset/48101-2_neg.cc: New test.
 193         * testsuite/23_containers/unordered_multiset/48101_neg.cc: New test.
 194         * testsuite/23_containers/unordered_set/48101-2_neg.cc: New test.
 195         * testsuite/23_containers/unordered_set/48101_neg.cc: New test.
 196         * testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
 197         dg-error line number.
 198         * testsuite/23_containers/vector/48101-2_neg.cc: New test.
 199         * testsuite/23_containers/vector/48101_neg.cc: New test.
 200
 201 2017-11-21  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>
 202
 203         * doc/xml/manual/using.xml (manual.intro.using.macros): Move
 204         variablelist element at the end of its list.
 205
 206 2017-11-21  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 207
 208         * acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Add rtems*.
 209         (GLIBCXX_ENABLE_FILESYSTEM_TS): Likewise.
 210         * configure: Regenerate.
 211
 212 2017-11-20  François Dumont  <fdumont@gcc.gnu.org>
 213
 214         * include/bits/streambuf_iterator.h (istreambuf_iterator<>): Declare
 215         std::advance for istreambuf_iterator of char types to be friend.
 216         (std::advance(istreambuf_iterator&, _Distance)): New overload.
 217         * include/std/streambuf (basic_streambuf<>): Declare std::advance for
 218         istreambuf_iterator of char types to be friend.
 219         * testsuite/22_locale/money_get/get/char/9.cc: Have
 220         istreambuf_iterator created on the fly when calling money_get<>::get.
 221         * testsuite/22_locale/money_get/get/wchar_t/9.cc: Likewise.
 222         * testsuite/24_iterators/istreambuf_iterator/debug/1_neg.cc: New.
 223         * testsuite/24_iterators/istreambuf_iterator/debug/2_neg.cc: New.
 224         * testsuite/25_algorithms/advance/istreambuf_iterators/char/1.cc: New.
 225         * testsuite/25_algorithms/advance/istreambuf_iterators/char/1_neg.cc:
 226         New.
 227         * testsuite/25_algorithms/advance/istreambuf_iterators/char/2.cc: New.
 228         * testsuite/25_algorithms/advance/istreambuf_iterators/char/2_neg.cc:
 229         New.
 230         * testsuite/25_algorithms/advance/istreambuf_iterators/char/3_neg.cc:
 231         New.
 232         * testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/1.cc:
 233         New.
 234         * testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/1_neg.cc:
 235         New.
 236         * testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2.cc:
 237         New.
 238         * testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2_neg.cc:
 239         New.
 240         * testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/3_neg.cc:
 241         New.
 242         * testsuite/25_algorithms/find/istreambuf_iterators/char/2.cc: Leverage
 243         on std::advance overload.
 244         * testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
 245         Likewise.
 246
 247 2017-11-20  Jonathan Wakely  <jwakely@redhat.com>
 248
 249         * testsuite/special_functions/18_riemann_zeta/check_value.cc: Fix
 250         duplicate dg-options directive.
 251         * testsuite/tr1/5_numerical_facilities/special_functions/
 252         20_riemann_zeta/check_value_neg.cc: Likewise.
 253
 254 2017-11-20  Ville Voutilainen  <ville.voutilainen@gmail.com>
 255
 256         Implement LWG 2353
 257         * include/bits/stl_iterator_base_funcs.h (next):
 258         Use InputIterator instead of ForwardIterator.
 259         * testsuite/24_iterators/operations/lwg2353.cc: New.
 260         * testsuite/24_iterators/operations/next_neg.cc: Remove.
 261
 262 2017-11-18  Edward Smith-Rowland  <3dw4rd@verizon.net>
 263
 264         PR libstdc++/pr66689 - comp_ellint_3 and ellint_3 return garbage values
 265         * include/tr1/ell_integral.tcc: Correct the nu sign convention
 266         in ellint_3 and comp_ellint_3.
 267         * testsuite/tr1/5_numerical_facilities/special_functions/
 268         06_comp_ellint_3/check_value.cc: Regen with correct values.
 269         * testsuite/tr1/5_numerical_facilities/special_functions/
 270         14_ellint_3/check_value.cc: Ditto.
 271         * testsuite/special_functions/06_comp_ellint_3/check_value.cc: Ditto.
 272         * testsuite/special_functions/13_ellint_3/check_value.cc: Ditto.
 273         * testsuite/tr1/5_numerical_facilities/special_functions/
 274         01_assoc_laguerre/check_value.cc: Regen.
 275         * testsuite/tr1/5_numerical_facilities/special_functions/
 276         02_assoc_legendre/check_value.cc: Regen.
 277         * testsuite/tr1/5_numerical_facilities/special_functions/
 278         03_beta/check_value.cc: Regen.
 279         * testsuite/tr1/5_numerical_facilities/special_functions/
 280         04_comp_ellint_1/check_value.cc: Regen.
 281         * testsuite/tr1/5_numerical_facilities/special_functions/
 282         05_comp_ellint_2/check_value.cc: Regen.
 283         * testsuite/tr1/5_numerical_facilities/special_functions/
 284         07_conf_hyperg/check_value.cc: Regen.
 285         * testsuite/tr1/5_numerical_facilities/special_functions/
 286         08_cyl_bessel_i/check_value.cc: Regen.
 287         * testsuite/tr1/5_numerical_facilities/special_functions/
 288         09_cyl_bessel_j/check_value.cc: Regen.
 289         * testsuite/tr1/5_numerical_facilities/special_functions/
 290         10_cyl_bessel_k/check_value.cc: Regen.
 291         * testsuite/tr1/5_numerical_facilities/special_functions/
 292         11_cyl_neumann/check_value.cc: Regen.
 293         * testsuite/tr1/5_numerical_facilities/special_functions/
 294         12_ellint_1/check_value.cc: Regen.
 295         * testsuite/tr1/5_numerical_facilities/special_functions/
 296         13_ellint_2/check_value.cc: Regen.
 297         * testsuite/tr1/5_numerical_facilities/special_functions/
 298         15_expint/check_value_neg.cc: Regen.
 299         * testsuite/tr1/5_numerical_facilities/special_functions/
 300         16_hermite/check_value.cc: Regen.
 301         * testsuite/tr1/5_numerical_facilities/special_functions/
 302         17_hyperg/check_value.cc: Regen.
 303         * testsuite/tr1/5_numerical_facilities/special_functions/
 304         18_laguerre/check_value.cc: Regen.
 305         * testsuite/tr1/5_numerical_facilities/special_functions/
 306         19_legendre/check_value.cc: Regen.
 307         * testsuite/tr1/5_numerical_facilities/special_functions/
 308         20_riemann_zeta/check_value_neg.cc: Regen.
 309         * testsuite/tr1/5_numerical_facilities/special_functions/
 310         21_sph_bessel/check_value.cc: Regen.
 311         * testsuite/tr1/5_numerical_facilities/special_functions/
 312         22_sph_legendre/check_value.cc: Regen.
 313         * testsuite/tr1/5_numerical_facilities/special_functions/
 314         23_sph_neumann/check_value.cc: Regen.
 315         * testsuite/ext/special_functions/conf_hyperg/check_value.cc: Regen.
 316         * testsuite/ext/special_functions/hyperg/check_value.cc: Regen.
 317         * testsuite/special_functions/01_assoc_laguerre/check_value.cc: Regen.
 318         * testsuite/special_functions/02_assoc_legendre/check_value.cc: Regen.
 319         * testsuite/special_functions/03_beta/check_value.cc: Regen.
 320         * testsuite/special_functions/04_comp_ellint_1/check_value.cc: Regen.
 321         * testsuite/special_functions/05_comp_ellint_2/check_value.cc: Regen.
 322         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc: Regen.
 323         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc: Regen.
 324         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc: Regen.
 325         * testsuite/special_functions/10_cyl_neumann/check_value.cc: Regen.
 326         * testsuite/special_functions/11_ellint_1/check_value.cc: Regen.
 327         * testsuite/special_functions/12_ellint_2/check_value.cc: Regen.
 328         * testsuite/special_functions/14_expint/check_value.cc: Regen.
 329         * testsuite/special_functions/15_hermite/check_value.cc: Regen.
 330         * testsuite/special_functions/16_laguerre/check_value.cc: Regen.
 331         * testsuite/special_functions/17_legendre/check_value.cc: Regen.
 332         * testsuite/special_functions/18_riemann_zeta/check_value.cc: Regen.
 333         * testsuite/special_functions/19_sph_bessel/check_value.cc: Regen.
 334         * testsuite/special_functions/20_sph_legendre/check_value.cc: Regen.
 335         * testsuite/special_functions/21_sph_neumann/check_value.cc: Regen.
 336         * testsuite/tr1/5_numerical_facilities/special_functions/
 337         06_comp_ellint_3/pr66689.cc: New.
 338         * testsuite/tr1/5_numerical_facilities/special_functions/
 339         14_ellint_3/pr66689.cc: New.
 340         * testsuite/special_functions/06_comp_ellint_3/pr66689.cc: New.
 341         * testsuite/special_functions/13_ellint_3/pr66689.cc: New.
 342
 343 2017-11-18  Edward Smith-Rowland  <3dw4rd@verizon.net>
 344         Expose Airy functions as an extenaion.
 345         * include/bits/specfun.h: Expose airy_ai and airy_bi.
 346         * include/tr1/modified_bessel_func.tcc: Treat NaN and inf arg, return.
 347         * testsuite/ext/special_functions/airy_ai/check_nan.cc: New.
 348         * testsuite/ext/special_functions/airy_ai/check_value.cc: New.
 349         * testsuite/ext/special_functions/airy_ai/compile.cc: New.
 350         * testsuite/ext/special_functions/airy_bi/check_nan.cc: New.
 351         * testsuite/ext/special_functions/airy_bi/check_value.cc: New.
 352         * testsuite/ext/special_functions/airy_bi/compile.cc: New.
 353
 354 2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 355
 356         * acinclude.m4: Add cet.m4.
 357         * configure.ac: Set CET_FLAGS. Update EXTRA_CFLAGS,
 358         EXTRA_CXX_FLAGS.
 359         * libsupc++/Makefile.am: Use Add EXTRA_CFLAGS.
 360         * Makefile.in: Regenerate.
 361         * configure: Likewise.
 362         * doc/Makefile.in: Likewise.
 363         * include/Makefile.in: Likewise.
 364         * libsupc++/Makefile.in: Likewise.
 365         * po/Makefile.in: Likewise.
 366         * python/Makefile.in: Likewise.
 367         * src/Makefile.in: Likewise.
 368         * src/c++11/Makefile.in: Likewise.
 369         * src/c++98/Makefile.in: Likewise.
 370         * src/filesystem/Makefile.in: Likewise.
 371         * testsuite/Makefile.in: Likewise.
 372
 373 2017-11-17  Jonathan Wakely  <jwakely@redhat.com>
 374
 375         PR libstdc++/83025
 376         * include/std/fstream (basic_filebuf::_If_path): Move to
 377         namespace-scope and rename to _If_fs_path.
 378         (basic_filebuf::open): Use new name.
 379         (basic_ifstream(_Path, ios::openmode))
 380         (basic_ifstream::open(_Path, ios::openmode))
 381         (basic_ofstream(_Path, ios::openmode))
 382         (basic_ofstream::open(_Path, ios::openmode))
 383         (basic_fstream(_Path, ios::openmode))
 384         (basic_fstream::open(_Path, ios::openmode)): Use _If_fs_path.
 385         * testsuite/27_io/basic_filebuf/open/char/path.cc: Test with filename
 386         as non-const char*.
 387         * testsuite/27_io/basic_fstream/cons/char/path.cc: Likewise.
 388         * testsuite/27_io/basic_fstream/open/char/path.cc: Likewise.
 389         * testsuite/27_io/basic_ifstream/cons/char/path.cc: Likewise.
 390         * testsuite/27_io/basic_ifstream/open/char/path.cc: Likewise.
 391         * testsuite/27_io/basic_ofstream/cons/char/path.cc: Likewise.
 392         * testsuite/27_io/basic_ofstream/open/char/path.cc: Likewise.
 393
 394
 395 2017-11-17  Marc Glisse  <marc.glisse@inria.fr>
 396
 397         * include/bits/vector.tcc (vector::_M_realloc_insert): Cache old
 398         values before the allocation.
 399
 400 2017-11-16  Jonathan Wakely  <jwakely@redhat.com>
 401
 402         * include/std/future (shared_future): Add noexcept to copy constructor
 403         and copy-assignment operator (LWG 2799).
 404
 405 2017-11-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 406
 407         Fix gcd breakage.
 408         * include/std/numeric (gcd): Use remove_cv_t, not remove_cv.
 409
 410 2017-11-15  Jonathan Wakely  <jwakely@redhat.com>
 411
 412         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Leave
 413         error_code unset.
 414         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
 415         Check for past-the-end before dereferencing.
 416         * testsuite/experimental/filesystem/iterators/
 417         recursive_directory_iterator.cc: Likewise.
 418
 419         * include/bits/range_access.h (size, empty, data): Add conditional
 420         noexcept to generic overloads.
 421
 422 2017-11-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
 423
 424         Implement LWG 2733 and LWG 2759
 425         * include/experimental/numeric (gcd): Reject cv-qualified bool.
 426         (lcm): Likewise.
 427         * include/std/numeric (gcd): Likewise.
 428         (lcm): Likewise.
 429         * testsuite/26_numerics/gcd/gcd_neg.cc: Add tests and adjust.
 430         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
 431
 432 2017-11-14  Jonathan Wakely  <jwakely@redhat.com>
 433
 434         * include/bits/locale_conv.h (wbuffer_convert::_M_conv_get): Fix typo.
 435         * testsuite/22_locale/conversions/buffer/3.cc: New test.
 436
 437 2017-11-10  Jonathan Wakely  <jwakely@redhat.com>
 438
 439         * testsuite/util/testsuite_tr1.h (ThrowMoveConsClass): Use noexcept.
 440
 441         PR libstdc++/82917
 442         * include/std/fstream (basic_ifstream::open, basic_ofstream::open)
 443         (basic_fstream::open): Fix missing return.
 444
 445 2017-11-07  Jonathan Wakely  <jwakely@redhat.com>
 446
 447         * src/filesystem/ops-common.h (make_file_type) [S_ISSOCK]: Only use
 448         S_ISSOCK when defined.
 449
 450 2017-11-06  François Dumont  <fdumont@gcc.gnu.org>
 451
 452         * testsuite/libstdc++-prettyprinters/tr1.cc:  Compile with -O0.
 453
 454 2017-11-06  Martin Liska  <mliska@suse.cz>
 455
 456         * testsuite/27_io/basic_fstream/cons/char/path.cc (main):
 457           Return a value for functions with non-void return type,
 458           or change type to void, or add -Wno-return-type for test.
 459         * testsuite/27_io/basic_ifstream/cons/char/path.cc (main):
 460         Likewise.
 461         * testsuite/27_io/basic_ofstream/open/char/path.cc (main):
 462         Likewise.
 463
 464 2017-11-06  Paolo Carlini  <paolo.carlini@oracle.com>
 465
 466         * testsuite/20_util/optional/cons/deduction.cc: Avoid -Wreturn-type
 467         warnings.
 468         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
 469         * testsuite/20_util/pair/traits.cc: Likewise.
 470         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
 471         * testsuite/20_util/variant/compile.cc: Likewise.
 472         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
 473         * testsuite/23_containers/unordered_map/modifiers/try_emplace.cc:
 474         Likewise.
 475
 476 2017-11-05  Gerald Pfeifer  <gerald@pfeifer.com>
 477
 478         * doc/xml/manual/abi.xml: Move docs.oracle.com references to https.
 479
 480 2017-11-03  Jonathan Wakely  <jwakely@redhat.com>
 481
 482         * include/std/type_traits (endian): Define new enumeration type.
 483         * testsuite/20_util/endian/1.cc: New test.
 484
 485         * include/bits/node_handle.h (_Node_insert_return::get): Remove, as
 486         per P0508R0.
 487
 488 2017-11-01  François Dumont  <fdumont@gcc.gnu.org>
 489
 490         * python/libstdcxx/v6/printers.py (StdExpAnyPrinter.__init__): Strip
 491         typename versioned namespace before the substitution.
 492         (StdExpOptionalPrinter.__init__): Likewise.
 493         (StdVariantPrinter.__init__): Likewise.
 494         (Printer.add_version): Inject versioned namespace after std or
 495         __gnu_cxx.
 496         (build_libstdcxx_dictionary): Adapt add_version usages, always pass
 497         namespace first and symbol second.
 498
 499 2017-11-01  Jonathan Wakely  <jwakely@redhat.com>
 500
 501         PR libstdc++/82777
 502         * src/filesystem/std-path.cc (path::lexically_normal): Remove dot-dot
 503         elements correctly.
 504         * testsuite/27_io/filesystem/path/generation/normal.cc: Add testcase.
 505         * testsuite/util/testsuite_fs.h (compare_paths): Improve exception
 506         text.
 507
 508 2017-10-30  Jonathan Wakely  <jwakely@redhat.com>
 509
 510         * include/Makefile.am (stamp-bits-sup): Do not create broken symlink
 511         to stamp-bits.
 512         * include/Makefile.in: Regenerate.
 513
 514         * include/std/fstream (basic_ifstream, basic_ofstream, basic_fstream):
 515         Remove outdated comments about calling c_str() to create a file stream
 516         from a std::string.
 517         (basic_ofstream::basic_ofstream, basic_ofstream::open): Remove
 518         redundant ios_mode::trunc bits from default arguments and comments.
 519
 520         * doc/xml/faq.xml: Adjust "What is libstdc++?" answer slightly.
 521
 522         * include/bits/hashtable_policy.h: Include <tuple>.
 523         * include/std/unordered_map: Only include <bits/stl_pair.h> instead
 524         of <utility> and <tuple>.
 525         * include/std/unordered_set: Likewise.
 526
 527 2017-10-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
 528
 529         Implement LWG 2485
 530         * include/debug/array (get(const array<_Tp, _Nm>&&)): New.
 531         * include/std/array (get(const array<_Tp, _Nm>&&)): Likewise.
 532         * include/std/tuple (get(const tuple<_Elements...>&&)): Likewise.
 533         (get(const tuple<_Types...>&&)): Likewise.
 534         * include/std/utility
 535         (__pair_get::__const_move_get(const std::pair<_Tp1, _Tp2>&&)):
 536         Likewise.
 537         (get(const std::pair<_Tp1, _Tp2>&&)): Likewise.
 538         (get(const pair<_Tp, _Up>&&)): Likewise.
 539         (get(const pair<_Up, _Tp>&&)): Likewise.
 540         * testsuite/20_util/pair/astuple/get.cc: Add tests for
 541         new overloads.
 542         * testsuite/20_util/pair/astuple/get_by_type.cc: Likewise.
 543         * testsuite/20_util/tuple/element_access/get2.cc: Likewise.
 544         * testsuite/20_util/tuple/element_access/get2_by_type.cc: Likewise.
 545         * testsuite/23_containers/array/tuple_interface/get.cc: Likewise.
 546         * testsuite/23_containers/array/tuple_interface/tuple_element_debug_neg.cc:
 547         Adjust.
 548         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
 549         Likewise.
 550
 551 2017-10-27  Jonathan Wakely  <jwakely@redhat.com>
 552
 553         * include/bits/node_handle.h (_Node_insert_return::get): Avoid
 554         use of std::tie and std::get.
 555
 556         * include/Makefile.am: Put headers in alphabetical order.
 557         * include/Makefile.in: Regenerate.
 558
 559         * include/bits/fs_dir.h (directory_iterator): Remove noexcept from
 560         constructors and increment member (LWG 3013).
 561         (recursive_directory_iterator): Likewise.
 562         * include/bits/fs_ops.h (copy, copy_file, create_directories)
 563         (is_empty, remove_all): Remove noexcept (LWG 3013 and LWG 3014).
 564         * src/filesystem/std-dir.cc (directory_iterator::increment)
 565         (recursive_directory_iterator::increment): Remove noexcept.
 566         * src/filesystem/std-ops.cc (copy, copy_file, create_directories)
 567         (is_empty, remove_all): Remove noexcept
 568
 569         * include/bits/fs_dir.h (file_status): Make default constructor
 570         non-explicit (LWG 2787).
 571         * testsuite/27_io/filesystem/file_status/1.cc: New test.
 572         * testsuite/experimental/filesystem/file_status/1.cc: New test.
 573
 574         * include/std/fstream (basic_filebuf::_If_path): New SFINAE helper.
 575         (basic_filebuf::open<Path>(const Path&, const ios_base::openmode&))
 576         (basic_ifstream<Path>(const Path&, const ios_base::openmode&))
 577         (basic_ifstream::open<Path>(const Path&, const ios_base::openmode&))
 578         (basic_ofstream<Path>(const Path&, const ios_base::openmode&))
 579         (basic_ofstream::open<Path>(const Path&, const ios_base::openmode&))
 580         (basic_fstream<Path>(const Path&, const ios_base::openmode&))
 581         (basic_fstream::open<Path>(const Path&, const ios_base::openmode&)):
 582         New constructors and member functions.
 583         * testsuite/27_io/basic_filebuf/open/char/path.cc: New test.
 584         * testsuite/27_io/basic_fstream/cons/char/path.cc: New test.
 585         * testsuite/27_io/basic_fstream/open/char/path.cc: New test.
 586         * testsuite/27_io/basic_ifstream/cons/char/path.cc: New test.
 587         * testsuite/27_io/basic_ifstream/open/char/path.cc: New test.
 588         * testsuite/27_io/basic_ofstream/cons/char/path.cc: New test.
 589         * testsuite/27_io/basic_ofstream/open/char/path.cc: New test.
 590
 591         * include/bits/fs_path.h (path::format): Define new enumeration type.
 592         (path(string_type&&), path<Source>(const Source&))
 593         (path<InputIterator>(InputIterator, InputIterator))
 594         (path<Source>(const Source&, const locale&))
 595         (path<InputIterator>(InputIterator, InputIterator, const locale&)):
 596         Add format parameter.
 597         * testsuite/27_io/filesystem/path/construct/format.cc: New test.
 598
 599         * include/bits/stl_algo.h (__find_if_not_n, generate_n): Cast to void
 600         to ensure overloaded comma not used.
 601         * include/bits/stl_algobase.h (__fill_n_a, equal): Likewise.
 602         * include/bits/stl_uninitialized.h (__uninitialized_fill_n)
 603         (__uninitialized_fill_n_a, __uninitialized_default_n_1)
 604         (__uninitialized_default_n_a, __uninitialized_copy_n)
 605         (__uninitialized_copy_n_pair): Likewise
 606         * testsuite/20_util/specialized_algorithms/memory_management_tools/1.cc:
 607         Use test iterator wrappers with overloaded comma operator.
 608         * testsuite/25_algorithms/fill_n/1.cc: Likewise.
 609         * testsuite/25_algorithms/generate_n/1.cc: New test.
 610         * testsuite/25_algorithms/stable_partition/1.cc: New test.
 611         * testsuite/util/testsuite_iterators.h (operator,): Add deleted
 612         non-member comma operator with iterator wrappers as right operand.
 613
 614 2017-10-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 615
 616         Deduction guides for associative containers, debug mode deduction
 617         guide fixes.
 618         * include/bits/stl_iterator.h (__iter_key_t)
 619         (__iter_val_t, __iter_to_alloc_t): New.
 620         * include/bits/stl_map.h: Add deduction guides.
 621         * include/bits/stl_multimap.h: Likewise.
 622         * include/bits/stl_multiset.h: Likewise.
 623         * include/bits/stl_set.h: Likewise.
 624         * include/bits/unordered_map.h: Likewise.
 625         * include/bits/unordered_set.h: Likewise.
 626         * include/debug/deque: Likewise.
 627         * include/debug/forward_list: Likewise.
 628         * include/debug/list: Likewise.
 629         * include/debug/map.h: Likewise.
 630         * include/debug/multimap.h: Likewise.
 631         * include/debug/multiset.h: Likewise.
 632         * include/debug/set.h: Likewise.
 633         * include/debug/unordered_map: Likewise.
 634         * include/debug/unordered_set: Likewise.
 635         * include/debug/vector: Likewise.
 636         * testsuite/23_containers/map/cons/deduction.cc: New.
 637         * testsuite/23_containers/multimap/cons/deduction.cc: Likewise.
 638         * testsuite/23_containers/multiset/cons/deduction.cc: Likewise.
 639         * testsuite/23_containers/set/cons/deduction.cc: Likewise.
 640         * testsuite/23_containers/unordered_map/cons/deduction.cc: Likewise.
 641         * testsuite/23_containers/unordered_multimap/cons/deduction.cc:
 642         Likewise.
 643         * testsuite/23_containers/unordered_multiset/cons/deduction.cc:
 644         Likewise.
 645         * testsuite/23_containers/unordered_set/cons/deduction.cc: Likewise.
 646
 647 2017-10-25  Jonathan Wakely  <jwakely@redhat.com>
 648
 649         * doc/xml/manual/status_cxx2017.xml: Update C++17 status, and
 650         information on feature-test macros.
 651         * doc/html/*: Regenerate.
 652
 653         PR libstdc++/82716
 654         * include/std/array (tuple_size, tuple_element): Change class-key
 655         from class to struct, to avoid annoying Clang warnings.
 656
 657         PR libstdc++/79283
 658         * src/filesystem/ops.cc (read_symlink): Handle st_size being zero.
 659         * src/filesystem/std-ops.cc (read_symlink): Likewise.
 660         (do_copy_file) [!NEED_DO_COPY_FILE]: Avoid multiple definitions.
 661
 662         * src/filesystem/std-path.cc (path::lexically_normal): Add missing
 663         step to algorithm, for removing dot-dot elements after root-directory.
 664         * testsuite/27_io/filesystem/operations/canonical.cc: Use
 665         compare_paths for more exhaustive checks.
 666         * testsuite/27_io/filesystem/operations/proximate.cc: Likewise.
 667         * testsuite/27_io/filesystem/path/append/path.cc: Likewise.
 668         * testsuite/27_io/filesystem/path/concat/path.cc: Likewise.
 669         * testsuite/27_io/filesystem/path/concat/strings.cc: Fix comment.
 670         * testsuite/27_io/filesystem/path/construct/locale.cc: Likewise.
 671         * testsuite/27_io/filesystem/path/decompose/root_directory.cc:
 672         Likewise.
 673         * testsuite/27_io/filesystem/path/generation/normal.cc: Use
 674         compare_paths for more exhaustive checks. Add extra testcases.
 675         * testsuite/27_io/filesystem/path/generation/proximate.cc: Use
 676         compare_paths for more exhaustive checks.
 677         * testsuite/27_io/filesystem/path/generation/relative.cc: Likewise.
 678         * testsuite/27_io/filesystem/path/generic/generic_string.cc: Remove
 679         unused header.
 680         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: Fix
 681         comment.
 682         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: Use
 683         compare_paths for more exhaustive checks.
 684         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc:
 685         Likewise.
 686         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc:
 687         Likewise.
 688         * testsuite/util/testsuite_fs.h (compare_paths): Also compare native
 689         strings.
 690
 691         PR libstdc++/82706
 692         * testsuite/27_io/filesystem/operations/permissions.cc: Fix test.
 693
 694 2017-10-24  François Dumont  <fdumont@gcc.gnu.org>
 695
 696         * testsuite/lib/libstdc++.exp (check_v3_target_normal_mode): Add
 697         c++config.h include.
 698         (check_v3_target_normal_namespace): New.
 699         * testsuite/lib/dg-options.exp (dg-require-normal-namespace): New.
 700         * testsuite/18_support/headers/limits/synopsis.cc: Add latter.
 701         * testsuite/20_util/from_chars/requirements.cc: Likewise.
 702         * testsuite/20_util/headers/functional/synopsis.cc: Likewise.
 703         * testsuite/20_util/headers/memory/synopsis.cc: Likewise.
 704         * testsuite/20_util/headers/utility/synopsis.cc: Likewise.
 705         * testsuite/20_util/to_chars/requirements.cc: Likewise.
 706         * testsuite/21_strings/headers/string/synopsis.cc: Likewise.
 707         * testsuite/22_locale/headers/locale/synopsis.cc: Likewise.
 708         * testsuite/23_containers/headers/bitset/synopsis.cc: Likewise.
 709         * testsuite/23_containers/headers/deque/synopsis.cc: Likewise.
 710         * testsuite/23_containers/headers/forward_list/synopsis.cc: Likewise.
 711         * testsuite/23_containers/headers/list/synopsis.cc: Likewise.
 712         * testsuite/23_containers/headers/map/synopsis.cc: Likewise.
 713         * testsuite/23_containers/headers/queue/synopsis.cc: Likewise.
 714         * testsuite/23_containers/headers/set/synopsis.cc: Likewise.
 715         * testsuite/23_containers/headers/stack/synopsis.cc: Likewise.
 716         * testsuite/23_containers/headers/vector/synopsis.cc: Likewise.
 717         * testsuite/23_containers/map/modifiers/erase/abi_tag.cc: Likewise.
 718         * testsuite/23_containers/multimap/modifiers/erase/abi_tag.cc: Likewise.
 719         * testsuite/23_containers/multiset/modifiers/erase/abi_tag.cc: Likewise.
 720         * testsuite/23_containers/set/modifiers/erase/abi_tag.cc: Likewise.
 721         * testsuite/24_iterators/headers/iterator/synopsis.cc: Likewise.
 722         * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: Likewise.
 723         * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: Likewise.
 724         * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: Likewise.
 725         * testsuite/26_numerics/complex/abi_tag.cc: Likewise.
 726         * testsuite/26_numerics/headers/complex/synopsis.cc: Likewise.
 727         * testsuite/26_numerics/headers/valarray/synopsis.cc: Likewise.
 728         * testsuite/27_io/headers/fstream/synopsis.cc: Likewise.
 729         * testsuite/27_io/headers/ios/synopsis.cc: Likewise.
 730         * testsuite/27_io/headers/istream/synopsis.cc: Likewise.
 731         * testsuite/27_io/headers/ostream/synopsis.cc: Likewise.
 732         * testsuite/27_io/headers/sstream/synopsis.cc: Likewise.
 733         * testsuite/27_io/headers/streambuf/synopsis.cc: Likewise.
 734
 735 2017-10-24  Jonathan Wakely  <jwakely@redhat.com>
 736
 737         * config/locale/gnu/c_locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Ignore
 738         -Wattribute-alias warnings.
 739         * src/c++11/istream-inst.cc: Likewise.
 740         * src/c++11/locale-inst.cc: Likewise.
 741         * src/c++11/ostream-inst.cc: Likewise.
 742         * src/c++11/wlocale-inst.cc: Likewise.
 743         * src/c++98/hash-long-double-tr1-aux.cc: Likewise.
 744
 745         * include/bits/string_view.tcc (find_first_of, find_last_of)
 746         (find_first_not_of, find_last_not_of): Add noexcept.
 747         * include/std/string_view (basic_string_view(const _CharT*))
 748         (basic_string_view(const _CharT*, size_type))
 749         (front, back, remove_prefix, remove_suffix, find, rfind)
 750         (find_first_of, find_first_not_of): Add noexcept.
 751         (at(size_type), _S_compare(size_type, size_type)): Replace conditional
 752         expressions with if statements.
 753         (copy(_CharT*, size_type, size_type), substr(size_type, size_type)):
 754         Use _M_check for length checks.
 755         (compare(basic_string_view)): Reformat.
 756         (_M_check(size_type, const char)): Add noexcept(false).
 757         (_M_limit(size_type, size_type)): Use noexcept not _GLIBCXX_NOEXCEPT.
 758
 759         PR libstdc++/82685
 760         * include/experimental/string_view (operator""sv): Add noexcept.
 761         * include/std/string_view (operator""sv): Likewise.
 762
 763 2017-10-23  Jonathan Wakely  <jwakely@redhat.com>
 764
 765         * include/Makefile.am: Add new headers for C++17 filesystem library.
 766         * include/Makefile.in: Regenerate.
 767         * include/bits/fs_dir.h: New header, based on Filesystem TS code in
 768         include/experimental/bits directory.
 769         * include/bits/fs_fwd.h: Likewise.
 770         * include/bits/fs_ops.h: Likewise.
 771         * include/bits/fs_path.h: Likewise.
 772         * include/experimental/bits/fs_dir.h: Rename Doxygen group.
 773         * include/experimental/bits/fs_fwd.h: Likewise.
 774         * include/experimental/bits/fs_ops.h: Likewise.
 775         * include/experimental/bits/fs_path.h: Likewise.
 776         * include/experimental/filesystem (filesystem_error::_M_gen_what):
 777         Remove inline definition.
 778         * include/precompiled/stdc++.h: Add <filesystem> to precompiled
 779         header.
 780         * include/std/filesystem: New header.
 781         * python/libstdcxx/v6/printers.py: Enable printer for std::filesystem
 782         paths.
 783         * src/filesystem/Makefile.am: Add new files. Compile as C++17.
 784         * src/filesystem/Makefile.in: Regenerate.
 785         * src/filesystem/cow-dir.cc: Update comment.
 786         * src/filesystem/cow-ops.cc: Likewise.
 787         * src/filesystem/cow-path.cc: Likewise.
 788         * src/filesystem/cow-std-dir.cc: New file.
 789         * src/filesystem/cow-std-ops.cc: New file.
 790         * src/filesystem/cow-std-path.cc: New file.
 791         * src/filesystem/dir-common.h (_Dir_base, get_file_type): New header
 792         for common code.
 793         * src/filesystem/dir.cc (_Dir): Derive from _Dir_base.
 794         (open_dir): Move to _Dir_base constructor.
 795         (get_file_type): Move to dir-common.h.
 796         (recurse): Move to _Dir_base::should_recurse.
 797         * src/filesystem/ops-common.h: New header for common code.
 798         * src/filesystem/ops.cc (is_set, make_file_type, make_file_status)
 799         (is_not_found_errno, file_time, do_copy_file): Move to ops-common.h.
 800         * src/filesystem/path.cc (filesystem_error::_M_gen_what): Define.
 801         * src/filesystem/std-dir.cc: New file, based on Filesystem TS code.
 802         * src/filesystem/std-ops.cc: Likewise.
 803         * src/filesystem/std-dir.cc: Likewise.
 804         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: New
 805         test.
 806         * testsuite/27_io/filesystem/iterators/pop.cc: New test.
 807         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
 808         New test.
 809         * testsuite/27_io/filesystem/operations/absolute.cc: New test.
 810         * testsuite/27_io/filesystem/operations/canonical.cc: New test.
 811         * testsuite/27_io/filesystem/operations/copy.cc: New test.
 812         * testsuite/27_io/filesystem/operations/copy_file.cc: New test.
 813         * testsuite/27_io/filesystem/operations/create_directories.cc: New
 814         test.
 815         * testsuite/27_io/filesystem/operations/create_directory.cc: New test.
 816         * testsuite/27_io/filesystem/operations/create_symlink.cc: New test.
 817         * testsuite/27_io/filesystem/operations/current_path.cc: New test.
 818         * testsuite/27_io/filesystem/operations/equivalent.cc: New test.
 819         * testsuite/27_io/filesystem/operations/exists.cc: New test.
 820         * testsuite/27_io/filesystem/operations/file_size.cc: New test.
 821         * testsuite/27_io/filesystem/operations/is_empty.cc: New test.
 822         * testsuite/27_io/filesystem/operations/last_write_time.cc: New test.
 823         * testsuite/27_io/filesystem/operations/permissions.cc: New test.
 824         * testsuite/27_io/filesystem/operations/proximate.cc: New test.
 825         * testsuite/27_io/filesystem/operations/read_symlink.cc: New test.
 826         * testsuite/27_io/filesystem/operations/relative.cc: New test.
 827         * testsuite/27_io/filesystem/operations/remove_all.cc: New test.
 828         * testsuite/27_io/filesystem/operations/space.cc: New test.
 829         * testsuite/27_io/filesystem/operations/status.cc: New test.
 830         * testsuite/27_io/filesystem/operations/symlink_status.cc: New test.
 831         * testsuite/27_io/filesystem/operations/temp_directory_path.cc: New
 832         test.
 833         * testsuite/27_io/filesystem/operations/weakly_canonical.cc: New test.
 834         * testsuite/27_io/filesystem/path/append/path.cc: New test.
 835         * testsuite/27_io/filesystem/path/assign/assign.cc: New test.
 836         * testsuite/27_io/filesystem/path/assign/copy.cc: New test.
 837         * testsuite/27_io/filesystem/path/compare/compare.cc: New test.
 838         * testsuite/27_io/filesystem/path/compare/path.cc: New test.
 839         * testsuite/27_io/filesystem/path/compare/strings.cc: New test.
 840         * testsuite/27_io/filesystem/path/concat/path.cc: New test.
 841         * testsuite/27_io/filesystem/path/concat/strings.cc: New test.
 842         * testsuite/27_io/filesystem/path/construct/copy.cc: New test.
 843         * testsuite/27_io/filesystem/path/construct/default.cc: New test.
 844         * testsuite/27_io/filesystem/path/construct/locale.cc: New test.
 845         * testsuite/27_io/filesystem/path/construct/range.cc: New test.
 846         * testsuite/27_io/filesystem/path/construct/string_view.cc: New test.
 847         * testsuite/27_io/filesystem/path/decompose/extension.cc: New test.
 848         * testsuite/27_io/filesystem/path/decompose/filename.cc: New test.
 849         * testsuite/27_io/filesystem/path/decompose/parent_path.cc: New test.
 850         * testsuite/27_io/filesystem/path/decompose/relative_path.cc: New
 851         test.
 852         * testsuite/27_io/filesystem/path/decompose/root_directory.cc: New
 853         test.
 854         * testsuite/27_io/filesystem/path/decompose/root_name.cc: New test.
 855         * testsuite/27_io/filesystem/path/decompose/root_path.cc: New test.
 856         * testsuite/27_io/filesystem/path/decompose/stem.cc: New test.
 857         * testsuite/27_io/filesystem/path/generation/normal.cc: New test.
 858         * testsuite/27_io/filesystem/path/generation/proximate.cc: New test.
 859         * testsuite/27_io/filesystem/path/generation/relative.cc: New test.
 860         * testsuite/27_io/filesystem/path/generic/generic_string.cc: New test.
 861         * testsuite/27_io/filesystem/path/itr/traversal.cc: New test.
 862         * testsuite/27_io/filesystem/path/modifiers/clear.cc: New test.
 863         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: New
 864         test.
 865         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: New
 866         test.
 867         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: New
 868         test.
 869         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc: New
 870         test.
 871         * testsuite/27_io/filesystem/path/modifiers/swap.cc: New test.
 872         * testsuite/27_io/filesystem/path/native/string.cc: New test.
 873         * testsuite/27_io/filesystem/path/nonmember/hash_value.cc: New test.
 874         * testsuite/27_io/filesystem/path/query/empty.cc: New test.
 875         * testsuite/27_io/filesystem/path/query/has_extension.cc: New test.
 876         * testsuite/27_io/filesystem/path/query/has_filename.cc: New test.
 877         * testsuite/27_io/filesystem/path/query/has_parent_path.cc: New test.
 878         * testsuite/27_io/filesystem/path/query/has_relative_path.cc: New
 879         test.
 880         * testsuite/27_io/filesystem/path/query/has_root_directory.cc: New
 881         test.
 882         * testsuite/27_io/filesystem/path/query/has_root_name.cc: New test.
 883         * testsuite/27_io/filesystem/path/query/has_root_path.cc: New test.
 884         * testsuite/27_io/filesystem/path/query/has_stem.cc: New test.
 885         * testsuite/27_io/filesystem/path/query/is_relative.cc: New test.
 886         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 887         Define USE_FILESYSTEM_TS.
 888         * testsuite/util/testsuite_fs.h: Allow use with C++17 paths as well
 889         as Filesystem TS.
 890
 891         PR libstdc++/82644
 892         * doc/xml/manual/intro.xml: Include new section.
 893         * doc/xml/manual/status_cxxis29124.xml: New section on IS 29124
 894         status.
 895         * include/bits/specfun.h [__STRICT_ANSI__] (hyperg, hypergf, hypergl)
 896         (conf_hyperg, conf_hypergf, conf_hypergl): Don't declare.
 897         * include/c_compatibility/math.h: Import special functions into
 898         global namespace for C++17.
 899         * testsuite/26_numerics/headers/cmath/82644.cc: New test.
 900         * testsuite/26_numerics/headers/cmath/functions_global_c++17.cc: New
 901         test.
 902
 903 2017-10-21  Jonathan Wakely  <jwakely@redhat.com>
 904
 905         * testsuite/experimental/filesystem/path/itr/traversal.cc: Do not
 906         increment past-the-end iterators.
 907
 908 2017-10-20  Jonathan Wakely  <jwakely@redhat.com>
 909
 910         * include/std/chrono (__cpp_lib_chrono): Update macro value to
 911         indicate support for P0505R0.
 912         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Check
 913         for updated macro.
 914
 915         * include/c_global/cstddef: Define __cpp_lib_byte feature-test macro.
 916         * testsuite/18_support/byte/requirements.cc: Check macro.
 917
 918 2017-10-19  Jonathan Wakely  <jwakely@redhat.com>
 919
 920         * testsuite/experimental/filesystem/iterators/
 921         recursive_directory_iterator.cc: Ensure that error_code arguments are
 922         cleared when required.
 923         * testsuite/experimental/filesystem/operations/create_directory.cc:
 924         Remove redundant check.
 925         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 926         Ensure that error_code argument is cleared when required.
 927
 928         * include/experimental/bits/fs_path.h (path::iterator++(int))
 929         (path::iterator--(int)): Fix for paths with only one component.
 930         * testsuite/experimental/filesystem/path/itr/traversal.cc: Test
 931         post-increment and post-decrement.
 932
 933         * doc/xml/manual/status_cxx2017.xml: Update references to C++17
 934         section numbers.
 935
 936         * testsuite/decimal/conversion-to-integral.cc: Use predefined macro
 937         instead of non-standard glibc one.
 938
 939 2017-10-16  François Dumont  <fdumont@gcc.gnu.org>
 940
 941         PR libstdc++/82558
 942         * include/bits/stl_bvector.h (fill): Add iterator offset check.
 943         * testsuite/23_containers/vector/bool/82558.cc: New.
 944
 945 2017-10-13  Jonathan Wakely  <jwakely@redhat.com>
 946
 947         PR libstdc++/82522
 948         * doc/xml/manual/intro.xml: Document LWG 2354 changes.
 949         * include/bits/stl_map.h (map::insert(value_type&&))
 950         (map::insert(const_iterator, value_type&&)): Add overload for rvalues.
 951         * include/bits/stl_multimap.h (multimap::insert(value_type&&))
 952         (multimap::insert(const_iterator, value_type&&)): Likewise.
 953         * include/bits/unordered_map.h (unordered_map::insert(value_type&&))
 954         (unordered_map::insert(const_iterator, value_type&&))
 955         (unordered_multimap::insert(value_type&&))
 956         (unordered_multimap::insert(const_iterator, value_type&&)): Likewise.
 957         * testsuite/23_containers/map/modifiers/insert/dr2354.cc: New test.
 958         * testsuite/23_containers/multimap/modifiers/insert/dr2354.cc: New
 959         test.
 960         * testsuite/23_containers/unordered_map/insert/dr2354.cc: New test.
 961         * testsuite/23_containers/unordered_multimap/insert/dr2354.cc: New
 962         test.
 963
 964         PR libstdc++/82481
 965         * include/std/mutex (call_once): Suppress clang-tidy warnings about
 966         dangling references.
 967
 968 2017-10-10  Jonathan Wakely  <jwakely@redhat.com>
 969
 970         * include/bits/streambuf_iterator.h (istreambuf_iterator::equal):
 971         Update comment about NAD issue.
 972
 973         PR libstdc++/59087
 974         PR libstdc++/82417
 975         * include/c_compatibility/complex.h [!C++98 && __STRICT_ANSI__]: Do
 976         not include C library's <complex.h>.
 977         * testsuite/26_numerics/complex/c99.cc: Depend on __STRICT_ANSI__.
 978         * testsuite/26_numerics/headers/complex.h/std_c++11.h: New test.
 979         * testsuite/26_numerics/headers/complex.h/std_gnu++11.h: New test.
 980         * testsuite/26_numerics/headers/complex.h/std_c++98.h: New test.
 981
 982 2017-10-05  Jonathan Wakely  <jwakely@redhat.com>
 983
 984         * testsuite/20_util/to_chars/1.cc: Add dg-require-string-conversions.
 985
 986 2017-10-04  Petr Ovtchenkov  <ptr@void-ptr.info>
 987             François Dumont  <fdumont@gcc.gnu.org>
 988
 989         * include/bits/streambuf_iterator.h
 990         (istreambuf_iterator<>::operator*()): Do not capture iterator state
 991         in Debug assertion.
 992         (istreambuf_iterator<>::operator++()): Likewise and remove _M_sbuf check.
 993         (istreambuf_iterator<>::operator++(int)): Likewise.
 994         (istreambuf_iterator<>::_M_get()): Remove _M_c assignment.
 995         (istreambuf_iterator<>::_S_is_eof()): New.
 996         (istreambuf_iterator<>::_M_at_eof()): Adapt, use latter.
 997         (find(istreambuf_iterator<>, istreambuf_iterator<>, _CharT)):
 998         Return an iterator with _M_c set to eof to capture streambuf state
 999         on evaluation.
1000         (testsuite/24_iterators/istreambuf_iterator/2.cc): Add checks.
1001
1002 2017-10-03  Jakub Jelinek  <jakub@redhat.com>
1003
1004         * include/std/charconv (__unsigned_least_t): Fix number of closing >s for
1005         !_GLIBCXX_USE_INT128.
1006
1007 2017-10-02  Jonathan Wakely  <jwakely@redhat.com>
1008
1009         * include/Makefile.am: Add new <charconv> header.
1010         * include/Makefile.in: Regenerate.
1011         * include/precompiled/stdc++.h: Include <charconv>.
1012         * include/std/charconv: New file.
1013         (to_chars_result, to_chars, from_chars_result, from_chars): Define.
1014         * testsuite/20_util/from_chars/1.cc: New test.
1015         * testsuite/20_util/from_chars/1_neg.cc: New test.
1016         * testsuite/20_util/from_chars/2.cc: New test.
1017         * testsuite/20_util/from_chars/requirements.cc: New test.
1018         * testsuite/20_util/to_chars/1.cc: New test.
1019         * testsuite/20_util/to_chars/1_neg.cc: New test.
1020         * testsuite/20_util/to_chars/2.cc: New test.
1021         * testsuite/20_util/to_chars/requirements.cc: New test.
1022
1023 2017-09-27  François Dumont  <fdumont@gcc.gnu.org>
1024
1025         * testsuite/22_locale/money_get/get/char/22131.cc: Make test less
1026         istreambuf_iterator implementation dependent.
1027         * testsuite/22_locale/money_get/get/wchar_t/22131.cc: Likewise.
1028
1029 2017-09-25  Uros Bizjak  <ubizjak@gmail.com>
1030
1031         PR c/81854
1032         * src/c++98/complex_io.cc (_GLIBCXX_LDBL_COMPAT): Declare alias
1033         target as a C++ function with no prototype.
1034
1035 2017-09-21  Jonathan Wakely  <jwakely@redhat.com>
1036
1037         * testsuite/25_algorithms/clamp/1.cc: Fix order of arguments and
1038         expected results when using predicate defining reverse order.
1039         * testsuite/25_algorithms/clamp/constexpr.cc: Likewise.
1040
1041 2017-09-20  Jonathan Wakely  <jwakely@redhat.com>
1042
1043         PR libstdc++/79162
1044         * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
1045         (basic_string::_If_sv): Remove from the overload set when the
1046         argument is derived from basic_string.
1047
1048         PR libstdc++/79162
1049         * include/bits/basic_string.h (basic_string::_If_sv): Remove from the
1050         overload set when the argument is derived from basic_string.
1051         * testsuite/21_strings/basic_string/cons/char/moveable2_c++17.cc: New
1052         test.
1053         * testsuite/21_strings/basic_string/cons/wchar_t/moveable2_c++17.cc:
1054         New test.
1055
1056         * testsuite/24_iterators/range_access_cpp17.cc: Fix order of dg-do
1057         and dg-options directives. Fix invalid test.
1058
1059         PR libstdc++/81469
1060         * libsupc++/exception (uncaught_exception): Deprecate for C++17.
1061         * testsuite/18_support/exception_ptr/62258.cc: Add -Wno-deprecated.
1062         * testsuite/18_support/uncaught_exception/14026.cc: Likewise.
1063
1064         * include/bits/c++config (_GLIBCXX17_DEPRECATED): Define.
1065         * include/bits/functional_hash.h (__hash_base::result_type)
1066         (__hash_base::argument_type): Add _GLIBCXX17_DEPRECATED.
1067         * include/std/optional (hash<optional<T>>::result_type)
1068         (hash<optional<T>>::argument_type): Add deprecated attribute.
1069         (__is_fast_hash<hash<optional<T>>>): Add partial specialization.
1070         * include/std/variant (hash<variant<Types...>>::result_type)
1071         (hash<variant<Types...>>::argument_type): Add deprecated attribute.
1072         (__is_fast_hash<hash<variant<Types...>>>): Add partial specialization.
1073
1074         * libsupc++/exception_ptr.h (copy_exception): Remove deprecated
1075         non-standard function.
1076
1077         PR libstdc++/82262
1078         * include/std/optional (__optional_hash_call_base): Add template
1079         parameter for remove_const_t<_Tp> and use it consistently.
1080         * testsuite/20_util/optional/hash.cc: Test optional<const T>.
1081
1082 2017-09-19  Jonathan Wakely  <jwakely@redhat.com>
1083
1084         PR libstdc++/71500
1085         * include/bits/regex_executor.tcc
1086         (_Backref_matcher<BidIt, regex_traits<C>>::_M_apply): Use
1087         std::__equal4 instead of C++14 4-iterator overloads of std::equal.
1088         * include/bits/stl_algobase.h (__equal4): New functions implementing
1089         4-iterator overloads of std::equal for use in C++11.
1090         (equal(It1, It1, It2, It2), equal(It1, It1, It2, It2, BinaryPred)):
1091         Move function bodies to new __equal4 functions.
1092         * testsuite/28_regex/simple_c++11.cc: New.
1093
1094         PR libstdc++/82254
1095         * include/std/type_traits (__is_invocable): Add partial specialization
1096         for INVOKE<void> case and remove is_void<R> check from partial
1097         specialization for INVOKE<R> case.
1098         (__is_nt_invocable_impl): New helper for is_nothrow_invocable_r.
1099         (is_nothrow_invocable_r): Use __is_nt_invocable_impl.
1100         * testsuite/20_util/is_nothrow_invocable/value.cc: Add tests for
1101         conversions that can throw or fail to convert. Use static assert
1102         strings to explain negative results.
1103         * testsuite/20_util/is_nothrow_invocable/value_ext.cc: Use
1104         is_nothrow_constructible in is_nt_invocable_conv.
1105
1106 2017-09-18  Jonathan Wakely  <jwakely@redhat.com>
1107
1108         PR libstdc++/81468
1109         * testsuite/20_util/duration/cons/dr1177.cc: Fix incorrect test and
1110         improve static assertion messages.
1111
1112         * include/std/utility (_Itup_cat, _Make_integer_sequence): Remove.
1113         (_Build_index_tuple, make_integer_sequence): Use built-in to generate
1114         pack expansion.
1115
1116         PR libstdc++/71187
1117         * include/std/type_traits (__declval): New function to deduce return
1118         type of declval.
1119         (__declval_protector::_delegate): Remove.
1120         (declval): Use __declval instead of add_rvalue_reference and
1121         __declval_protector::__delegate.
1122         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
1123         lineno.
1124         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
1125         Likewise.
1126         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
1127         Likewise.
1128
1129 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
1130
1131         * testsuite/libstdc++-prettyprinters/cxx17.cc: Use -std=c++17 or
1132         -std=gnu++17 instead of -std=c++1z or -std=gnu++1z.  Use c++17 instead
1133         of c++1z and c++17_only instead of c++1z_only.  Adjust expected
1134         diagnostics and comments refering to 1z to 17.
1135         * testsuite/30_threads/lock_guard/cons/deduction.cc: Likewise.
1136         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Likewise.
1137         * testsuite/30_threads/scoped_lock/cons/1.cc: Likewise.
1138         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Likewise.
1139         * testsuite/30_threads/scoped_lock/requirements/explicit_instantiation.cc:
1140         Likewise.
1141         * testsuite/30_threads/unique_lock/cons/deduction.cc: Likewise.
1142         * testsuite/18_support/launder/1.cc (test02): Likewise.
1143         * testsuite/18_support/launder/requirements_neg.cc: Likewise.
1144         * testsuite/18_support/launder/requirements.cc: Likewise.
1145         * testsuite/18_support/byte/requirements.cc: Likewise.
1146         * testsuite/18_support/byte/ops.cc: Likewise.
1147         * testsuite/18_support/byte/global_neg.cc: Likewise.
1148         * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
1149         Likewise.
1150         * testsuite/27_io/types/4.cc: Likewise.
1151         * testsuite/25_algorithms/sample/81221.cc: Likewise.
1152         * testsuite/25_algorithms/sample/1.cc: Likewise.
1153         * testsuite/25_algorithms/sample/2.cc: Likewise.
1154         * testsuite/25_algorithms/search/searcher.cc: Likewise.
1155         * testsuite/28_regex/basic_regex/ctors/deduction.cc: Likewise.
1156         * testsuite/experimental/filesystem/path/construct/string_view.cc:
1157         Likewise.
1158         * testsuite/24_iterators/range_access_cpp17.cc: Likewise.
1159         * testsuite/24_iterators/container_access.cc: Likewise.
1160         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Likewise.
1161         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
1162         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
1163         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
1164         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
1165         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
1166         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
1167         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
1168         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
1169         * testsuite/20_util/shared_ptr/casts/reinterpret.cc: Likewise.
1170         * testsuite/20_util/shared_ptr/cons/deduction.cc: Likewise.
1171         * testsuite/20_util/shared_ptr/cons/array.cc: Likewise.
1172         * testsuite/20_util/shared_ptr/observers/array.cc (struct A): Likewise.
1173         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
1174         * testsuite/20_util/variant/deduction.cc: Likewise.
1175         * testsuite/20_util/tuple/78939.cc: Likewise.
1176         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
1177         * testsuite/20_util/void_t/1.cc: Likewise.
1178         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Likewise.
1179         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: Likewise.
1180         * testsuite/20_util/addressof/requirements/constexpr.cc: Likewise.
1181         * testsuite/20_util/weak_ptr/cons/deduction.cc: Likewise.
1182         * testsuite/20_util/has_unique_object_representations/requirements/typedefs.cc:
1183         Likewise.
1184         * testsuite/20_util/has_unique_object_representations/requirements/explicit_instantiation.cc:
1185         Likewise.
1186         * testsuite/20_util/has_unique_object_representations/value.cc:
1187         Likewise.
1188         * testsuite/20_util/time_point/arithmetic/constexpr.cc: Likewise.
1189         * testsuite/20_util/function_objects/invoke/59768.cc: Likewise.
1190         * testsuite/20_util/function_objects/mem_fn/80478.cc: Likewise.
1191         * testsuite/20_util/function/cons/deduction.cc: Likewise.
1192         * testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
1193         Likewise.
1194         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
1195         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
1196         Likewise.
1197         * testsuite/20_util/is_aggregate/value.cc: Likewise.
1198         * testsuite/26_numerics/lcm/1.cc: Likewise.
1199         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
1200         * testsuite/26_numerics/gcd/1.cc: Likewise.
1201         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
1202         * testsuite/26_numerics/valarray/deduction.cc: Likewise.
1203         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Likewise.
1204         * testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
1205         * testsuite/23_containers/queue/members/emplace_cxx17_return.cc:
1206         Likewise.
1207         * testsuite/23_containers/array/cons/deduction.cc: Likewise.
1208         * testsuite/23_containers/array/cons/deduction_neg.cc: Likewise.
1209         * testsuite/23_containers/deque/modifiers/emplace/cxx17_return.cc:
1210         Likewise.
1211         * testsuite/23_containers/deque/cons/deduction.cc: Likewise.
1212         * testsuite/23_containers/stack/members/emplace_cxx17_return.cc:
1213         Likewise.
1214         * testsuite/23_containers/list/modifiers/emplace/cxx17_return.cc:
1215         Likewise.
1216         * testsuite/23_containers/list/cons/deduction.cc: Likewise.
1217         * testsuite/23_containers/forward_list/modifiers/emplace_cxx17_return.cc:
1218         Likewise.
1219         * testsuite/23_containers/forward_list/cons/deduction.cc: Likewise.
1220         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Likewise.
1221         * testsuite/23_containers/vector/modifiers/emplace/cxx17_return.cc:
1222         Likewise.
1223         * testsuite/23_containers/vector/cons/deduction.cc: Likewise.
1224         * testsuite/23_containers/vector/bool/emplace_cxx17_return.cc:
1225         Likewise.
1226         * testsuite/21_strings/basic_string/cons/char/9.cc: Likewise.
1227         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Likewise.
1228         * testsuite/21_strings/basic_string/cons/char/79162.cc: Likewise.
1229         * testsuite/21_strings/basic_string/cons/wchar_t/9.cc: Likewise.
1230         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
1231         Likewise.
1232         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: Likewise.
1233         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
1234         Likewise.
1235         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
1236         Likewise.
1237         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
1238         Likewise.
1239         * testsuite/21_strings/basic_string_view/operations/compare/char/70483.cc:
1240         Likewise.
1241         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/2.cc:
1242         Likewise.
1243         * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc:
1244         Likewise.
1245
1246 2017-09-13  Jonathan Wakely  <jwakely@redhat.com>
1247
1248         PR libstdc++/81468
1249         * include/std/chrono (__enable_if_is_duration)
1250         (__disable_if_is_duration): New alias templates to simplify SFINAE.
1251         (duration_cast, floor, ceil): Use __enable_if_is_duration.
1252         (duration::__is_float, duration::__is_harmonic): New alias templates
1253         to simplify SFINAE.
1254         (duration::duration(const _Rep2&)): Use _Require, __is_float and
1255         __is_harmonic.
1256         (duration::duration(const duration<_Rep2, _Period2>&)): Likewise.
1257         (__common_rep_type): Remove, replace with ...
1258         (__common_rep_t): New alias template.
1259         (operator*, operator/, operator%): Use __common_rep_t and
1260         __disable_if_is_duration.
1261         (time_point::time_point(const time_point<clock, _Dur2>&)): Add missing
1262         constraint from LWG DR 1177.
1263         * testsuite/20_util/duration/cons/dr1177.cc: New.
1264         * testsuite/20_util/duration/literals/range.cc: Update dg-error line.
1265         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
1266         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1267         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1268         * testsuite/20_util/time_point/cons/81468.cc: New.
1269
1270         * doc/doxygen/mainpage.html: Fix broken URLs.
1271
1272         PR libstdc++/81835
1273         * doc/xml/manual/extensions.xml: Replace unstable URL.
1274         * doc/html/manual/ext_demangling.html: Regenerate.
1275         * libsupc++/cxxabi.h (__cxa_demangle): Fix broken URL.
1276
1277         * include/bits/allocated_ptr.h (__allocated_ptr::get): Use
1278         __to_address.
1279         (__allocated_ptr::_S_raw_ptr): Remove.
1280         * include/bits/forward_list.h (_Fwd_list_base::_M_get_node): Use
1281         __to_address.
1282         * include/bits/hashtable_policy.h (_Hashtable_alloc): Likewise.
1283         * include/bits/ptr_traits.h (__to_address): Define new function
1284         template.
1285         * include/bits/shared_ptr_base.h (__shared_ptr): Use __to_address.
1286         (__shared_ptr::_S_raw_ptr): Remove.
1287         * include/bits/stl_vector.h [__cplusplus >= 201103L]
1288         (vector::_M_data_ptr): Use __to_address.
1289         [__cplusplus < 201103L] (vector::_M_data_ptr): Don't dereference
1290         possibly invalid pointers.
1291         * include/ext/alloc_traits.h (__alloc_traits::construct)
1292         (__alloc_traits::destroy): Use __to_address.
1293
1294 2017-09-12  Jonathan Wakely  <jwakely@redhat.com>
1295
1296         PR libstdc++/79433
1297         * include/Makefile.am: Remove <bits/c++14_warning.h>.
1298         * include/Makefile.in: Regenerate.
1299         * include/bits/c++14_warning.h: Remove.
1300         * include/experimental/algorithm: Do not include <c++14_warning.h>.
1301         * include/experimental/any: Likewise.
1302         * include/experimental/array: Likewise.
1303         * include/experimental/bits/erase_if.h: Likewise.
1304         * include/experimental/bits/lfts_config.h: Likewise.
1305         * include/experimental/bits/shared_ptr.h: Likewise.
1306         * include/experimental/bits/string_view.tcc: Likewise.
1307         * include/experimental/chrono: Likewise.
1308         * include/experimental/deque: Likewise.
1309         * include/experimental/filesystem: Do not include <c++0x_warning.h>.
1310         * include/experimental/forward_list: Do not include <c++14_warning.h>.
1311         * include/experimental/functional: Likewise.
1312         * include/experimental/iterator: Likewise.
1313         * include/experimental/list: Likewise.
1314         * include/experimental/map: Likewise.
1315         * include/experimental/memory: Likewise.
1316         * include/experimental/numeric: Likewise.
1317         * include/experimental/optional: Likewise.
1318         * include/experimental/propagate_const: Likewise.
1319         * include/experimental/ratio: Likewise.
1320         * include/experimental/regex: Likewise.
1321         * include/experimental/set: Likewise.
1322         * include/experimental/string: Likewise.
1323         * include/experimental/string_view: Likewise.
1324         * include/experimental/system_error: Likewise.
1325         * include/experimental/tuple: Likewise.
1326         * include/experimental/type_traits: Likewise.
1327         * include/experimental/unordered_map: Likewise.
1328         * include/experimental/unordered_set: Likewise.
1329         * include/experimental/vector: Likewise.
1330         * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error
1331         line number.
1332         * testsuite/experimental/array/neg.cc: Likewise.
1333         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
1334         Likewise.
1335         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
1336         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
1337         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
1338         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
1339         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
1340
1341         PR libstdc++/79433
1342         * doc/xml/manual/status_cxx2017.xml: Update feature-test macros.
1343         * doc/html/*: Regenerate.
1344         * include/Makefile.am: Remove <bits/c++17_warning.h>.
1345         * include/Makefile.in: Regenerate.
1346         * include/bits/c++17_warning.h: Remove.
1347         * include/bits/string_view.tcc: Do not include <bits/c++17_warning.h>
1348         for pre-C++17 modes.
1349         * include/std/any: Likewise.
1350         (__cpp_lib_any): Define.
1351         * include/std/mutex (__cpp_lib_scoped_lock): Adjust value as per new
1352         SD-6 draft.
1353         * include/std/numeric (__cpp_lib_gcd_lcm): Define as per new SD-6
1354         draft.
1355         * include/std/optional: Do not include <bits/c++17_warning.h>.
1356         (__cpp_lib_optional): Define.
1357         * include/std/shared_mutex: Do not include <bits/c++14_warning.h>.
1358         * include/std/string_view: Do not include <bits/c++17_warning.h>.
1359         (__cpp_lib_string_view): Define.
1360         * include/std/variant: Do not include <bits/c++17_warning.h>.
1361         (__cpp_lib_variant): Define.
1362         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error line
1363         numbers.
1364         * testsuite/26_numerics/gcd/1.cc: Test for __cpp_lib_gcd_lcm.
1365         * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line
1366         numbers.
1367         * testsuite/26_numerics/lcm/1.cc: Test for __cpp_lib_gcd_lcm.
1368         * testsuite/26_numerics/lcm/lcm_neg.cc: Adjust dg-error line
1369         numbers.
1370         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Adjust
1371         expected value of __cpp_lib_scoped_lock.
1372
1373         PR libstdc++/70483
1374         * include/experimental/bits/string_view.tcc (basic_string_view::find)
1375         (basic_string_view::rfind, basic_string_view::find_first_of)
1376         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
1377         (basic_string_view::find_last_not_of): Add constexpr specifier.
1378         * include/experimental/string_view (basic_string_view::remove_prefix)
1379         (basic_string_view::remove_suffix, basic_string_view::swap)
1380         (basic_string_view::compare, basic_string_view::find)
1381         (basic_string_view::rfind, basic_string_view::find_first_of)
1382         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
1383         (basic_string_view::find_last_not_of, operator==, operator!=)
1384         (operator<, operator>, operator<=, operator>=): Likewise.
1385         * testsuite/experimental/string_view/operations/compare/char/70483.cc:
1386         New.
1387
1388 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
1389
1390         PR libstdc++/70483
1391         * include/bits/string_view.tcc (basic_string_view::find)
1392         (basic_string_view::rfind, basic_string_view::find_first_of)
1393         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
1394         (basic_string_view::find_last_not_of): Add constexpr specifier.
1395         * include/std/string_view (basic_string_view::operator=)
1396         (basic_string_view::rbegin, basic_string_view::rend)
1397         (basic_string_view::crbegin, basic_string_view::crend)
1398         (basic_string_view::remove_prefix, basic_string_view::remove_suffix)
1399         (basic_string_view::swap, basic_string_view::compare)
1400         (basic_string_view::find, basic_string_view::rfind)
1401         (basic_string_view::find_first_of, basic_string_view::find_last_of)
1402         (basic_string_view::find_first_not_of)
1403         (basic_string_view::find_last_not_of, basic_string_view::_M_check)
1404         (basic_string_view::_M_limit, operator==, operator!=, operator<)
1405         (operator>, operator<=, operator>=): Likewise.
1406         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
1407         char/1.cc: Repeat tests in constexpr context.
1408         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
1409         wchar_t/1.cc: Likewise.
1410         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1411         char/1.cc: Likewise.
1412         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1413         wchar_t/1.cc: Likewise.
1414         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
1415         Likewise.
1416         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
1417         Likewise.
1418         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
1419         Likewise.
1420         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
1421         Likewise.
1422         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
1423         Likewise.
1424         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
1425         Likewise.
1426         * testsuite/21_strings/basic_string_view/operators/char/2.cc:
1427         Likewise.
1428         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
1429         Likewise.
1430         * testsuite/21_strings/basic_string_view/range_access/char/1.cc: Test
1431         cbegin, cend, rbegin, rend, crbegin and crend.
1432         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
1433         Likewise.
1434         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
1435         Remove trailing whitespace.
1436         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1437         1.cc: Likewise.
1438         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
1439         New.
1440         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
1441         New.
1442         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
1443         New.
1444         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1445         2.cc: New.
1446
1447 2017-09-11  Tim Shen  <timshen@google.com>
1448
1449         PR libstdc++/71500
1450         * include/bits/regex_executor.tcc: Support icase in regex_traits<...>
1451         for back reference matches.
1452         * testsuite/28_regex/regression.cc: Test case.
1453
1454 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
1455
1456         * testsuite/21_strings/basic_string/lwg2946.cc: Adjust for
1457         compatibility with old COW std::string.
1458
1459 2017-09-09  Gerald Pfeifer  <gerald@pfeifer.com>
1460
1461         * doc/xml/manual/allocator.xml: Adjust link for Hoard.
1462         * doc/html/manual/memory.html: Regenerate.
1463
1464 2017-09-04  Daniel Kruegler  <daniel.kruegler@gmail.com>
1465
1466         PR libstdc++/79162
1467         Implement LWG 2946, LWG 2758's resolution missed further corrections
1468         * include/bits/basic_string.h (basic_string::compare): Add missing
1469         required noexcept specifications.
1470         (basic_string): Introduce internal _S_to_string_view and __sv_wrapper
1471         for implicit string_view conversion.
1472         (basic_string::basic_string): Fix explicit string_view conversion by
1473         implicit conversion using _S_to_string_view and __sv_wrapper.
1474         (basic_string): Introduce internal basic_string(__sv_wrapper, Alloc)
1475         constructor.
1476         (basic_string): Fix operator=(T) template by operator=(const T&)
1477         template for uncopyable types (PR 79162).
1478         (basic_string::operator+=, basic_string::append, basic_string::assign)
1479         (basic_string::insert, basic_string::replace, basic_string::find)
1480         (basic_string::rfind, basic_string::find_first_of)
1481         (basic_string::find_last_of, basic_string::find_first_not_of)
1482         (basic_string::find_last_not_of, basic_string::compare): Replace
1483         __sv_type argument by template const T& (LWG 2946) and correct
1484         documentation describing __sv_type argument.
1485         (basic_string::find, basic_string::rfind, basic_string::find_first_of)
1486         (basic_string::find_last_of, basic_string::find_first_not_of)
1487         (basic_string::find_last_not_of, basic_string::compare): Replace
1488         unconditional noexcept specification by conditional noexcept
1489         specification to partially balance the removal of noexcept by LWG 2946.
1490         * testsuite/21_strings/basic_string/79162.cc: New.
1491         * testsuite/21_strings/basic_string/lwg2946.cc: New.
1492
1493 2017-08-31  Jonathan Wakely  <jwakely@redhat.com>
1494
1495         PR c++/82039
1496         * include/ext/new_allocator.h (__gnu_cxx::new_allocator::allocate):
1497         Adjust null pointer constant to avoid warning.
1498
1499 2017-08-24  François Dumont  <fdumont@gcc.gnu.org>
1500
1501         * include/bits/stl_list.h
1502         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_S_distance): Remove.
1503         (_List_impl(_Node_alloc_type&&, _List_impl&&)): New.
1504         (_List_base(_Node_alloc_type&&, _List_base&&)): New, use latter.
1505         [!_GLIBCXX_INLINE_VERSION](_List_base(_Node_alloc_type&&,_List_base&&)):
1506         Remove.
1507         (_List_base(_Node_alloc_type&&)): New.
1508         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_distance): Remove.
1509         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_node_count): Remove.
1510         (list<>::_M_node_count): New.
1511         (list<>::size()): Adapt to call latter.
1512         (list<>::_S_distance(const_iterator, const_iterator)): New.
1513         (list<>::splice(iterator, list&, const_iterator, const_iterator)):
1514         Adapt to call latter.
1515         (list(list&&, const allocator_type&, true_type)): New.
1516         (list(list&&, const allocator_type&, false_type)): New.
1517         (list(list&&, const allocator_type&)): Adapt to call latters.
1518
1519 2017-08-21  Jonathan Wakely  <jwakely@redhat.com>
1520
1521         PR libstdc++/81912
1522         * include/bits/stl_iterator_base_types.h (__iterator_category): Add
1523         constexpr for C++11 and later.
1524         * testsuite/24_iterators/container_access.cc: Add target selector.
1525         * testsuite/24_iterators/range_access.cc: Fix clause number in
1526         comment.
1527         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
1528         * testsuite/24_iterators/range_access_cpp17.cc: New.
1529
1530 2017-08-21  Richard Biener  <rguenther@suse.de>
1531
1532         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Run all
1533         tests with -flto as well if supported.
1534
1535 2017-08-20  Martin Sebor  <msebor@redhat.com>
1536
1537         PR c/81854
1538         * src/c++98/compatibility.cc (_GLIBCXX_3_4_SYMVER): Declare alias
1539         target as a C++ function with no prototype.
1540         (_GLIBCXX_3_4_5_SYMVER): Ditto.
1541
1542 2017-08-20  John David Anglin  <danglin@gcc.gnu.org>
1543
1544         PR testsuite/81056
1545         * testsuite/17_intro/names.cc: Undef 'd' and 'r' on __hpux__.
1546
1547 2017-08-18  Jonathan Wakely  <jwakely@redhat.com>
1548
1549         * include/bits/hashtable_policy.h (_ReuseOrAllocNode): Remove
1550         __value_alloc_type and __value_alloc_traits typedefs.
1551         (_ReuseOrAllocNode::operator()): Call construct and destroy on the
1552         node allocator.
1553         (_Hashtable_alloc): Simplify __value_alloc_traits typedef.
1554         (_Hashtable_alloc<_NodeAlloc>::_M_allocate_node(_Args&&...)): Call
1555         construct on the node allocator.
1556         (_Hashtable_alloc<_NodeAlloc>::_M_deallocate_node(__node_type*)): Call
1557         destroy on the node allocator.
1558
1559         PR libstdc++/81891
1560         * include/bits/hashtable.h (_Hashtable(_InputIterator, _InputIterator,
1561         size_type, const _H1&, const _H2&, const _Hash&, const _Equal&,
1562         const _ExtractKey&, const allocator_type&)): Let destructor do clean
1563         up if an exception is thrown.
1564         * testsuite/23_containers/unordered_map/cons/81891.cc: New.
1565
1566 2017-08-11  Jonathan Wakely  <jwakely@redhat.com>
1567
1568         PR libstdc++/81808
1569         * testsuite/27_io/basic_fstream/53984.cc: Adjust test for targets
1570         that allow opening a directory as a FILE and reading from it.
1571
1572 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1573
1574         * include/std/type_traits (_GLIBCXX_NO_BUILTIN_HAS_UNIQ_OBJ_REP):
1575         Replace with _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP and use
1576         __is_identifier to set it.
1577
1578 2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>
1579
1580         * include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
1581         __is_identifier instead of __has_builtin.
1582
1583 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1584
1585         PR libstdc++/79820
1586         PR libstdc++/81751
1587         * config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)):
1588         Call fflush on the stream instead of calling sync() while _M_cfile is
1589         null. Restore original value of errno.
1590         * testsuite/ext/stdio_filebuf/char/79820.cc: New.
1591         * testsuite/ext/stdio_filebuf/char/81751.cc: New.
1592
1593 2017-07-31  Marek Polacek  <polacek@redhat.com>
1594
1595         PR libstdc++/81599
1596         * include/bits/stl_stack.h: Fix typo.
1597
1598 2017-07-26  Jonathan Wakely  <jwakely@redhat.com>
1599
1600         * testsuite/27_io/basic_fstream/53984.cc: Fix test.
1601
1602 2017-07-26  Paolo Carlini  <paolo.carlini@oracle.com>
1603
1604         * testsuite/27_io/basic_fstream/53984.cc: Fix typo in dg-require
1605         directive.
1606
1607 2017-07-25  Jonathan Wakely  <jwakely@redhat.com>
1608
1609         PR libstdc++/53984
1610         * include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
1611         * include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
1612         during construction.
1613         * include/std/istream: Adjust comments for formatted input functions
1614         and unformatted input functions.
1615         * testsuite/27_io/basic_fstream/53984.cc: New.
1616         * testsuite/27_io/basic_istream/sentry/char/53984.cc: New.
1617
1618         * include/bits/ios_base.h (ios_base::io_state, ios_base::open_mode)
1619         (ios_base::seek_dir): Remove for C++17.
1620         * include/std/streambuf (basic_streambuf::stossc): Remove for C++17.
1621         Add deprecated attribute for C++11 and C++14.
1622         * testsuite/27_io/types/1.cc: Don't run for C++17 and later.
1623         * testsuite/27_io/types/4.cc: New.
1624
1625 2017-07-23  Michael Collison  <michael.collison@arm.com>
1626
1627         Add optimized implementation of mersenne twister for aarch64
1628         * config/cpu/aarch64/opt/ext/opt_random.h: New file.
1629         (__arch64_recursion): New function.
1630         (__aarch64_lsr_128): New function.
1631         (__aarch64_lsl_128): New function.
1632         (operator==): New function.
1633         (simd_fast_mersenne_twister_engine): Implement
1634         method _M_gen_rand.
1635         * config/cpu/aarch64/opt/bits/opt_random.h: New file.
1636         * include/ext/random: (simd_fast_mersenne_twister_engine):
1637         add _M_state private array.
1638
1639 2017-07-23  François Dumont  <fdumont@gcc.gnu.org>
1640
1641         PR libstdc++/81064
1642         * include/bits/algorithmfwd.h: Reorganize versioned namespace.
1643         * include/bits/basic_string.h: Likewise.
1644         * include/bits/c++config: Likewise.
1645         * include/bits/deque.tcc: Likewise.
1646         * include/bits/forward_list.h: Likewise.
1647         * include/bits/forward_list.tcc: Likewise.
1648         * include/bits/hashtable_policy.h: Likewise.
1649         * include/bits/list.tcc: Likewise.
1650         * include/bits/move.h: Likewise.
1651         * include/bits/quoted_string.h: Likewise.
1652         * include/bits/random.h: Likewise.
1653         * include/bits/random.tcc: Likewise.
1654         * include/bits/regex.h: Likewise.
1655         * include/bits/regex.tcc: Likewise.
1656         * include/bits/regex_automaton.h: Likewise.
1657         * include/bits/regex_automaton.tcc: Likewise.
1658         * include/bits/regex_compiler.h: Likewise.
1659         * include/bits/regex_compiler.tcc: Likewise.
1660         * include/bits/regex_constants.h: Likewise.
1661         * include/bits/regex_error.h: Likewise.
1662         * include/bits/regex_executor.h: Likewise.
1663         * include/bits/regex_executor.tcc: Likewise.
1664         * include/bits/regex_scanner.h: Likewise.
1665         * include/bits/regex_scanner.tcc: Likewise.
1666         * include/bits/specfun.h: Likewise.
1667         * include/bits/stl_algo.h: Likewise.
1668         * include/bits/stl_algobase.h: Likewise.
1669         * include/bits/stl_bvector.h: Likewise.
1670         * include/bits/stl_deque.h: Likewise.
1671         * include/bits/stl_iterator.h: Likewise.
1672         * include/bits/stl_iterator_base_funcs.h: Likewise.
1673         * include/bits/stl_list.h: Likewise.
1674         * include/bits/stl_map.h: Likewise.
1675         * include/bits/stl_multimap.h: Likewise.
1676         * include/bits/stl_multiset.h: Likewise.
1677         * include/bits/stl_relops.h: Likewise.
1678         * include/bits/stl_set.h: Likewise.
1679         * include/bits/stl_vector.h: Likewise.
1680         * include/bits/uniform_int_dist.h: Likewise.
1681         * include/bits/unordered_map.h: Likewise.
1682         * include/bits/unordered_set.h: Likewise.
1683         * include/bits/vector.tcc: Likewise.
1684         * include/c_global/cmath: Likewise.
1685         * include/c_std/cmath: Likewise.
1686         * include/decimal/decimal: Likewise.
1687         * include/decimal/decimal.h: Likewise.
1688         * include/experimental/algorithm: Likewise.
1689         * include/experimental/any: Likewise.
1690         * include/experimental/array: Likewise.
1691         * include/experimental/bits/erase_if.h: Likewise.
1692         * include/experimental/bits/fs_dir.h: Likewise.
1693         * include/experimental/bits/fs_fwd.h: Likewise.
1694         * include/experimental/bits/fs_ops.h: Likewise.
1695         * include/experimental/bits/fs_path.h: Likewise.
1696         * include/experimental/bits/lfts_config.h: Likewise.
1697         * include/experimental/bits/shared_ptr.h: Likewise.
1698         * include/experimental/bits/string_view.tcc: Likewise.
1699         * include/experimental/chrono: Likewise.
1700         * include/experimental/deque: Likewise.
1701         * include/experimental/filesystem: Likewise.
1702         * include/experimental/forward_list: Likewise.
1703         * include/experimental/functional: Likewise.
1704         * include/experimental/iterator: Likewise.
1705         * include/experimental/list: Likewise.
1706         * include/experimental/map: Likewise.
1707         * include/experimental/memory: Likewise.
1708         * include/experimental/memory_resource: Likewise.
1709         * include/experimental/numeric: Likewise.
1710         * include/experimental/optional: Likewise.
1711         * include/experimental/propagate_const: Likewise.
1712         * include/experimental/random: Likewise.
1713         * include/experimental/ratio: Likewise.
1714         * include/experimental/regex: Likewise.
1715         * include/experimental/set: Likewise.
1716         * include/experimental/source_location: Likewise.
1717         * include/experimental/string: Likewise.
1718         * include/experimental/string_view: Likewise.
1719         * include/experimental/system_error: Likewise.
1720         * include/experimental/tuple: Likewise.
1721         * include/experimental/type_traits: Likewise.
1722         * include/experimental/unordered_map: Likewise.
1723         * include/experimental/unordered_set: Likewise.
1724         * include/experimental/utility: Likewise.
1725         * include/experimental/vector: Likewise.
1726         * include/ext/bitmap_allocator.h: Likewise.
1727         * include/ext/codecvt_specializations.h: Likewise.
1728         * include/ext/rope: Likewise.
1729         * include/ext/typelist.h: Likewise.
1730         * include/std/chrono: Likewise.
1731         * include/std/complex: Likewise.
1732         * include/std/functional: Likewise.
1733         * include/std/numeric: Likewise.
1734         * include/std/string_view: Likewise.
1735         * include/std/thread: Likewise.
1736         * include/std/variant: Likewise.
1737         * include/tr1/array: Likewise.
1738         * include/tr1/bessel_function.tcc: Likewise.
1739         * include/tr1/beta_function.tcc: Likewise.
1740         * include/tr1/cmath: Likewise.
1741         * include/tr1/complex: Likewise.
1742         * include/tr1/ell_integral.tcc: Likewise.
1743         * include/tr1/exp_integral.tcc: Likewise.
1744         * include/tr1/functional: Likewise.
1745         * include/tr1/functional_hash.h: Likewise.
1746         * include/tr1/gamma.tcc: Likewise.
1747         * include/tr1/hashtable.h: Likewise.
1748         * include/tr1/hashtable_policy.h: Likewise.
1749         * include/tr1/hypergeometric.tcc: Likewise.
1750         * include/tr1/legendre_function.tcc: Likewise.
1751         * include/tr1/modified_bessel_func.tcc: Likewise.
1752         * include/tr1/poly_hermite.tcc: Likewise.
1753         * include/tr1/poly_laguerre.tcc: Likewise.
1754         * include/tr1/random.h: Likewise.
1755         * include/tr1/random.tcc: Likewise.
1756         * include/tr1/regex: Likewise.
1757         * include/tr1/riemann_zeta.tcc: Likewise.
1758         * include/tr1/shared_ptr.h: Likewise.
1759         * include/tr1/special_function_util.h: Likewise.
1760         * include/tr1/tuple: Likewise.
1761         * include/tr1/type_traits: Likewise.
1762         * include/tr1/unordered_map.h: Likewise.
1763         * include/tr1/unordered_set.h: Likewise.
1764         * include/tr1/utility: Likewise.
1765         * include/tr2/bool_set: Likewise.
1766         * include/tr2/bool_set.tcc: Likewise.
1767         * include/tr2/dynamic_bitset: Likewise.
1768         * include/tr2/dynamic_bitset.tcc: Likewise.
1769         * include/tr2/ratio: Likewise.
1770         * include/tr2/type_traits: Likewise.
1771         * src/c++11/chrono.cc: Likewise.
1772         * src/c++11/compatibility-c++0x.cc: Likewise.
1773         * src/c++11/compatibility-chrono.cc: Likewise.
1774         * src/c++11/cxx11-shim_facets.cc: Likewise.
1775         * src/c++11/hashtable_c++0x.cc: Likewise.
1776         * src/c++11/placeholders.cc: Likewise.
1777         * src/c++11/thread.cc: Likewise.
1778         * src/c++98/bitmap_allocator.cc: Likewise.
1779         * src/c++98/hashtable_tr1.cc: Likewise.
1780         * src/c++98/list.cc: Likewise.
1781         * src/shared/hashtable-aux.cc: Likewise.
1782         * testsuite/20_util/duration/literals/range.cc: Adapt line number.
1783         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
1784         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1785         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1786         * testsuite/20_util/forward/c_neg.cc: Likewise.
1787         * testsuite/20_util/forward/f_neg.cc: Likewise.
1788         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
1789         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
1790         * testsuite/26_numerics/random/pr60037-neg.cc: Likewise.
1791         * python/libstdcxx/v6/printers.py: Adapt.
1792
1793 2017-07-20  Jonathan Wakely  <jwakely@redhat.com>
1794
1795         * config/allocator/malloc_allocator_base.h [__SANITIZE_ADDRESS__]
1796         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1797         * config/allocator/new_allocator_base.h [__SANITIZE_ADDRESS__]
1798         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1799         * doc/xml/manual/using.xml (_GLIBCXX_SANITIZE_VECTOR): Document macro.
1800         * include/bits/stl_vector.h [_GLIBCXX_SANITIZE_VECTOR]
1801         (_Vector_impl::_Asan, _Vector_impl::_Asan::_Reinit)
1802         (_Vector_impl::_Asan::_Grow, _GLIBCXX_ASAN_ANNOTATE_REINIT)
1803         (_GLIBCXX_ASAN_ANNOTATE_GROW, _GLIBCXX_ASAN_ANNOTATE_GREW)
1804         (_GLIBCXX_ASAN_ANNOTATE_SHRINK, _GLIBCXX_ASAN_ANNOTATE_BEFORE_DEALLOC):
1805         Define annotation helper types and macros.
1806         (vector::~vector, vector::push_back, vector::pop_back)
1807         (vector::_M_erase_at_end): Add annotations.
1808         * include/bits/vector.tcc (vector::reserve, vector::emplace_back)
1809         (vector::insert, vector::_M_erase, vector::operator=)
1810         (vector::_M_fill_assign, vector::_M_assign_aux)
1811         (vector::_M_insert_rval, vector::_M_emplace_aux)
1812         (vector::_M_insert_aux, vector::_M_realloc_insert)
1813         (vector::_M_fill_insert, vector::_M_default_append)
1814         (vector::_M_shrink_to_fit, vector::_M_range_insert): Annotate.
1815
1816 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1817
1818         PR libstdc++/81476
1819         * include/bits/vector.tcc (vector::_M_range_insert<_InputIterator>):
1820         Only insert elements one-by-one when inserting at the end.
1821         * testsuite/performance/23_containers/insert/81476.cc: New.
1822
1823 2017-07-19  Volker Reichelt  <v.reichelt@netcologne.de>
1824
1825         * libsupc++/new (bad_array_new_length): Remove redundant
1826         semicolon after in-class member function definition.
1827         * include/bits/locale_facets.h (ctype_byname, num_put): Likewise.
1828         * include/bits/locale_facets_nonio.h (time_put_byname): Likewise.
1829         * include/bits/random.h (mersenne_twister_engine): Likewise.
1830         * include/tr1/random.h (mersenne_twister): Likewise
1831         * include/ext/random (simd_fast_mersenne_twister_engine): Likewise.
1832         * include/ext/rope (char_producer, _Rope_char_consumer,
1833         _Rope_self_destruct_ptr, _Rope_const_iterator, _Rope_iterator):
1834         Likewise.
1835         * include/ext/ropeimpl.h (_Rope_flatten_char_consumer,
1836         _Rope_insert_char_consumer): Likewise.
1837
1838 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1839
1840         * include/bits/fstream.tcc (basic_filebuf::xsgetn)
1841         (basic_filebuf::xsputn, basic_filebuf::seekoff): Fix indentation.
1842
1843         * testsuite/util/testsuite_iterators.h: Fix indentation.
1844
1845         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: Add dg-require.
1846
1847 2017-07-18  Jonathan Wakely  <jwakely@redhat.com>
1848
1849         PR libstdc++/81395
1850         * include/bits/fstream.tcc (basic_filebuf::xsgetn): Don't set buffer
1851         pointers for write mode after reading.
1852         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: New.
1853
1854 2017-07-18  François Dumont  <fdumont@gcc.gnu.org>
1855
1856         * include/bits/stl_list.h
1857         (struct _List_node_header): New.
1858         (_List_impl()): Fix noexcept qualification.
1859         (_List_impl(_List_impl&&)): New, default.
1860         (_List_base()): Default.
1861         (_List_base(_List_base&&)): Default.
1862         (_List_base::_M_move_nodes): Adapt to use
1863         _List_node_header._M_move_nodes.
1864         (_List_base::_M_init): Likewise.
1865         (list<>()): Default.
1866         (list<>(list&&)): Default.
1867         (list<>::_M_move_assign(list&&, true_type)): Use _M_move_nodes.
1868         (__distance(_List_const_iterator<>, _List_const_iterator<>,
1869         input_iterator_tag)): Adapt.
1870         * testsuite/23_containers/list/allocator/default_init.cc: New.
1871
1872 2017-07-15  Jonathan Wakely  <jwakely@redhat.com>
1873
1874         * include/std/mutex (scoped_lock): Reorder std::adopt_lock_t parameter
1875         as per P0739R0.
1876         * testsuite/30_threads/scoped_lock/cons/1.cc: Reorder arguments.
1877         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Test deduction
1878         with std::adopt_lock_t.
1879         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Check
1880         feature-test macro.
1881
1882 2017-07-14  Jason Merrill  <jason@redhat.com>
1883             Jonathan Wakely  <jwakely@redhat.com>
1884
1885         * include/std/variant (variant::variant(_Tp&&)): Constrain to remove
1886         the constructor for empty variants from the candidate functions
1887         during class template argument deduction.
1888         * testsuite/20_util/variant/deduction.cc: New.
1889
1890 2017-07-11  Jonathan Wakely  <jwakely@redhat.com>
1891
1892         * doc/xml/faq.xml: Update several old entries. Improve
1893         cross-references.
1894         * doc/xml/manual/intro.xml: Add anchors to each DR.
1895         * doc/html/*: Regenerate.
1896
1897 2017-07-10  Jonathan Wakely  <jwakely@redhat.com>
1898
1899         * testsuite/abi/pr42230.cc: Add header for std::free.
1900
1901         PR libstdc++/81381
1902         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1903         (basic_stringbuf::basic_stringbuf(const __string_type&, ios::mode))
1904         (basic_stringbuf::str()): Construct new strings with an allocator.
1905         * testsuite/27_io/basic_stringbuf/cons/81381.cc: New.
1906
1907         PR libstdc++/81338
1908         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1909         Declare basic_stringbuf to be a friend.
1910         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1911         [_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
1912         * include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
1913         length to buffer length.
1914         * testsuite/27_io/basic_stringstream/assign/81338.cc: New.
1915
1916 2017-07-06  Jonathan Wakely  <jwakely@redhat.com>
1917
1918         * testsuite/20_util/specialized_algorithms/memory_management_tools/
1919         1.cc: Free memory.
1920         * testsuite/22_locale/locale/cons/5.cc: Remove redundant restoration
1921         of original environment and free memory.
1922
1923         * testsuite/abi/pr42230.cc: Free memory.
1924         * testsuite/util/testsuite_abi.cc (demangle): Return std::string
1925         instead of pointer that might need freeing.
1926         * testsuite/util/testsuite_abi.h (demangle): Likewise.
1927         * testsuite/util/testsuite_hooks.cc (verify_demangle): Free memory.
1928
1929         * include/bits/uses_allocator.h (__use_alloc(const _Alloc&&)): Add
1930         deleted overload to prevent dangling references to rvalues.
1931         * include/experimental/memory_resource
1932         (polymorphic_allocator::construct): Do not call __use_alloc with
1933         rvalue arguments.
1934
1935 2017-06-27  Tim Shen  <timshen@google.com>
1936
1937         PR libstdc++/80187
1938         * include/std/variant (variant::variant, variant::~variant,
1939         variant::operator=): Implement triviality forwarding for four
1940         special member functions.
1941         * testsuite/20_util/variant/compile.cc: Tests.
1942
1943 2017-06-27  Jonathan Wakely  <jwakely@redhat.com>
1944
1945         PR libstdc++/81221
1946         * testsuite/25_algorithms/sample/81221.cc: Disable except for
1947         check-parallel.
1948
1949         PR libstdc++/81221
1950         * include/bits/stl_algo.h (sample): Qualify with _GLIBCXX_STD_A not
1951         std.
1952         * testsuite/25_algorithms/sample/81221.cc: New.
1953
1954 2017-06-22  Jonathan Wakely  <jwakely@redhat.com>
1955
1956         PR libstdc++/81173
1957         * include/bits/stl_bvector.h (vector<bool>::_M_initialize_value):
1958         Do not pass null pointer to memset.
1959
1960 2017-06-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1961
1962         PR libstdc++/80675
1963         PR libstdc++/80940
1964         * include/std/istream:
1965         (__is_convertible_to_basic_istream_test(basic_istream<_Ch, _Up>*)): New.
1966         (__do_is_convertible_to_basic_istream_impl): Likewise.
1967         (__is_convertible_to_basic_istream_impl): Likewise.
1968         (__is_convertible_to_basic_istream): Use the new base.
1969         (__rvalue_istream_type): New.
1970         (operator>>(_Istream&&, _Tp&&)): Use the new helper alias
1971         for the SFINAE check, convert to the helper alias type before
1972         doing the actual extraction.
1973         * include/std/ostream:
1974         (__is_convertible_to_basic_ostream_test(basic_ostream<_Ch, _Up>*)): New.
1975         (__do_is_convertible_to_basic_ostream_impl): Likewise.
1976         (__is_convertible_to_basic_ostream_impl): Likewise.
1977         (__is_convertible_to_basic_ostream): Use the new base.
1978         (__rvalue_ostream_type): New.
1979         (operator<<(_Ostream&&, const _Tp&)): Use the new helper alias
1980         for the SFINAE check, convert to the helper alias type before
1981         doing the actual insertion.
1982         * testsuite/27_io/rvalue_streams-2.cc: Add new tests.
1983
1984 2017-06-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1985
1986         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1987
1988 2017-06-21  Jonathan Wakely  <jwakely@redhat.com>
1989
1990         PR libstdc++/81092
1991         * configure: Regenerate.
1992
1993 2017-06-20  Uros Bizjak  <ubizjak@gmail.com>
1994
1995         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
1996
1997 2017-06-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1998
1999         * testsuite/20_util/variant/index_type.cc: Allow for all ilp32 and
2000         lp64 targets.
2001
2002 2017-06-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2003
2004         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate.
2005         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise.
2006         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise.
2007         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise.
2008         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise.
2009         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
2010         Likewise.
2011         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise.
2012         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
2013         Likewise.
2014
2015 2017-06-18  H.J. Lu  <hongjiu.lu@intel.com>
2016
2017         PR libstdc++/81092
2018         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
2019
2020 2017-06-18  Andreas Schwab  <schwab@linux-m68k.org>
2021
2022         PR libstdc++/81092
2023         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
2024
2025 2017-06-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2026
2027         * testsuite: Remove dg-skip-if, dg-xfail-if, dg-xfail-run-if
2028         default args.
2029
2030 2017-06-17  Jonathan Wakely  <jwakely@redhat.com>
2031
2032         PR libstdc++/80893
2033         * testsuite/23_containers/vector/bool/80893.cc: Add { target c++11 }.
2034
2035 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
2036
2037         * include/bits/shared_ptr.h (get_deleter): Add overload matching
2038         standard signature.
2039         * include/bits/shared_ptr_base.h (__shared_ptr): Declare new
2040         get_deleter overload as a friend.
2041         * testsuite/20_util/shared_ptr/misc/get_deleter.cc: New.
2042
2043 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
2044
2045         PR libstdc++/81092
2046         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
2047         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
2048         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
2049
2050 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
2051
2052         * include/bits/locale_conv.h (wbuffer_convert::sync): Fix condition.
2053         * testsuite/22_locale/conversions/buffer/2.cc: New.
2054
2055         PR libstdc++/81092
2056         * acinclude.m4: Bump libtool_VERSION.
2057         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
2058         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
2059         * config/abi/pre/gnu.ver: Add wstring constructor symbols to
2060         GLIBCXX_3.4.24 version and move random_device::_M_get_entropy() symbol
2061         to new GLIBCXX_3.4.25 version.
2062         * doc/xml/manual/abi.xml: Document new versions.
2063         * doc/html/*: Regenerate.
2064         * testsuite/21_strings/basic_string/cons/char/8.cc: Use base object
2065         constructors to ensure required symbols are exported.
2066         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: Likewise.
2067         * testsuite/util/testsuite_abi.cc: Add new version.
2068
2069         * include/bits/locale_conv.h (wbuffer_convert::_M_put): Add missing
2070         return statement.
2071         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
2072         Return void.
2073         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
2074         Likewise.
2075         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc: Add
2076         missing return statements.
2077         * testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc:
2078         Likewise.
2079         * testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
2080         Return void.
2081         * testsuite/special_functions/14_expint/pr68397.cc: Likewise.
2082
2083 2017-06-16  François Dumont  <fdumont@gcc.gnu.org>
2084
2085         * include/bits/stl_bvector.h
2086         (__fill_bvector(_Bit_type*, unsigned int, unsigned int, bool)):
2087         Change signature.
2088         (std::fill(_Bit_iterator, _Bit_iterator, bool)): Adapt.
2089         (_Bvector_impl_data): New.
2090         (_Bvector_impl): Inherits from latter.
2091         (_Bvector_impl(_Bit_alloc_type&&)): Delete.
2092         (_Bvector_impl(_Bvector_impl&&)): New, default.
2093         (_Bvector_base()): Default.
2094         (_Bvector_base(_Bvector_base&&)): Default.
2095         (_Bvector_base::_M_move_data(_Bvector_base&&)): New.
2096         (vector(vector&&, const allocator_type&)): Use latter.
2097         (vector<bool>::operator=(vector&&)): Likewise.
2098         (vector<bool>::vector()): Default.
2099         (vector<bool>::vector(vector&&)): Default.
2100         (vector<bool>::assign(_InputIterator, _InputIterator)): Use
2101         _M_assign_aux.
2102         (vector<bool>::assign(initializer_list<bool>)): Likewise.
2103         (vector<bool>::_M_initialize_value(bool)): New.
2104         (vector<bool>(size_type, const bool&, const allocator_type&)): Use
2105         latter.
2106         (vector<bool>::_M_initialize_dispatch(_Integer, _Integer, __true_type)):
2107         Likewise.
2108         (vector<bool>::_M_fill_assign(size_t, bool)): Likewise.
2109
2110 2017-06-15  François Dumont  <fdumont@gcc.gnu.org>
2111
2112         * src/c++98/tree.cc  [!_GLIBCXX_INLINE_VERSION]
2113         (_Rb_tree_rotate_left, _Rb_tree_rotate_right): Delete.
2114
2115 2017-06-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2116
2117         * testsuite: Add dg-require-effective-target pthread to -pthread
2118         tests.
2119         Remove explicit target lists from dg-do and dg-options.
2120
2121         * testsuite/30_threads/async/forced_unwind.cc: Remove explit
2122         target list from dg-options.
2123         * testsuite/30_threads/packaged_task/forced_unwind.cc: Likewise.
2124
2125         * 30_threads/shared_mutex/cons/1.cc: Likewise.
2126         Pass -pthread for all targets.
2127         * 30_threads/shared_mutex/try_lock/1.cc: Likewise.
2128         * 30_threads/shared_mutex/try_lock/2.cc: Likewise.
2129         * 30_threads/shared_mutex/unlock/1.cc: Likewise.
2130
2131         * testsuite/30_threads/this_thread/57060.cc: Require c++11 via
2132         dg-require-effective-target.
2133
2134 2017-06-14  Jonathan Wakely  <jwakely@redhat.com>
2135
2136         * doc/xml/manual/test.xml: Correct instructions on running tests.
2137         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Adjust to
2138         pass when -D_GLIBCXX_USE_CXX11_ABI=0 added to RUNTESTFLAGS.
2139         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
2140         Likewise.
2141         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Likewise.
2142         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
2143         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
2144         exceptions_failbit.cc: Likewise.
2145         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
2146         exceptions_failbit.cc: Likewise.
2147         * testsuite/27_io/basic_istream/extractors_other/char/
2148         exceptions_null.cc: Likewise.
2149         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
2150         exceptions_null.cc: Likewise.
2151         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
2152         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
2153         * testsuite/27_io/basic_ostream/inserters_other/char/
2154         exceptions_null.cc: Likewise.
2155         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
2156         exceptions_null.cc: Likewise.
2157         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
2158
2159 2017-06-12  Pedro Alves  <palves@redhat.com>
2160
2161         * doc/xml/manual/status_cxx2017.xml: Update C++17 constexpr
2162         char_traits status.
2163         * doc/html/*: Regenerate.
2164
2165         * include/bits/char_traits.h (_GLIBCXX_ALWAYS_INLINE): Define if
2166         not already defined.
2167         (__cpp_lib_constexpr_char_traits): Uncomment.
2168         (__constant_string_p, __constant_char_array_p): New.
2169         (std::char_traits<char>, std::char_traits<wchar_t>): Add
2170         _GLIBCXX17_CONSTEXPR on compare, length and find and use
2171         __constant_string_p, __constant_char_array_p and
2172         __builtin_constant_p to defer to __gnu_cxx::char_traits at compile
2173         time.
2174
2175         * testsuite/21_strings/char_traits/requirements/
2176         constexpr_functions_c++17.cc: Uncomment
2177         __cpp_lib_constexpr_char_traits tests.  Uncomment
2178         test_compare<char>, test_length<char>, test_find<char>,
2179         test_compare<wchar_t>, test_length<wchar_t> and test_find<wchar_t>
2180         static_assert tests.
2181
2182 2017-06-12  François Dumont  <fdumont@gcc.gnu.org>
2183
2184         * include/bits/stl_tree.h (_Rb_tree_impl()): Restore _Node_allocator
2185         default init.
2186         * testsuite/util/testsuite_allocator.h
2187         (__gnu_test::default_init_allocator<>) New.
2188         * testsuite/23_containers/set/allocator/default_init.cc: New.
2189         * testsuite/23_containers/map/allocator/default_init.cc: New.
2190
2191 2017-06-12  Jonathan Wakely  <jwakely@redhat.com>
2192
2193         PR libstdc++/55917
2194         * src/c++11/thread.cc (execute_native_thread_routine): Remove
2195         try-block so that exceptions propagate out of the thread and terminate
2196         is called by the exception-handling runtime.
2197         (execute_native_thread_routine_compat): Likewise.
2198         * testsuite/30_threads/thread/cons/terminate.cc: New.
2199
2200 2017-06-09  Jonathan Wakely  <jwakely@redhat.com>
2201
2202         * doc/xml/manual/intro.xml: Document LWG 2802, 2873 and 2942 changes.
2203         * include/bits/shared_ptr.h (shared_ptr): Use rvalues for deleters
2204         (LWG 2802).
2205         * include/bits/shared_ptr_base.h (_Sp_ebo_helper, _Sp_counted_deleter
2206         (_Sp_counted_deleter::_Impl, __shared_count, __shared_ptr): Likewise.
2207         * testsuite/20_util/shared_ptr/cons/lwg2802.cc: New.
2208
2209         * include/bits/forward_list.h (forward_list): Add deduction guide.
2210         * include/bits/stl_deque.h (deque): Likewise.
2211         * include/bits/stl_list.h (list): Likewise.
2212         * include/bits/stl_vector.h (vector): Likewise.
2213         * testsuite/23_containers/deque/cons/deduction.cc: New.
2214         * testsuite/23_containers/forward_list/cons/deduction.cc: New.
2215         * testsuite/23_containers/list/cons/deduction.cc: New.
2216         * testsuite/23_containers/vector/cons/deduction.cc: New.
2217
2218 2017-06-08  Jonathan Wakely  <jwakely@redhat.com>
2219
2220         PR libstdc++/81017
2221         * include/bits/std_function.h (function::function(function&&))
2222         (function::operator=(funtion&&)): Add noexcept.
2223         * testsuite/20_util/function/assign/move.cc: Check for noexcept.
2224         * testsuite/20_util/function/cons/move.cc: Likewise.
2225
2226 2017-06-07  Jonathan Wakely  <jwakely@redhat.com>
2227
2228         * include/bits/regex.h (basic_regex): Add deduction guide from P0433.
2229         * testsuite/28_regex/basic_regex/ctors/deduction.cc: New.
2230
2231         PR libstdc++/81002
2232         * include/bits/regex.h (basic_regex): Adjust call to __compile_nfa
2233         so iterator type is deduced.
2234         * include/bits/regex_compiler.h (__compile_nfa): Reorder template
2235         parameters to allow iterator type to be deduced.
2236         * testsuite/28_regex/basic_regex/ctors/basic/iter.cc: New.
2237
2238         * include/bits/alloc_traits.h (__is_allocator, _RequireAllocator):
2239         New trait and alias for detecting Allocator-like types.
2240         * include/bits/basic_string.h (basic_string): Add deduction guide
2241         from P0433.
2242         * include/ext/alloc_traits.h (__gnu_cxx::__alloc_traits): Add template
2243         parameter with default template argument that causes substitution
2244         failures for types that cannot be allocators.
2245         * testsuite/21_strings/basic_string/cons/char/deduction.cc: New.
2246         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc: New.
2247
2248 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
2249
2250         PR libstdc++/80939
2251         * include/std/variant (__erased_ctor, __erased_assign, __erased_swap)
2252         (__erased_hash): Remove constexpr specifier and qualify calls to
2253         __ref_cast.
2254         (__erased_dtor): Remove constexpr specifier and use _Destroy.
2255
2256 2017-06-05  Jonathan Wakely  <jwakely@redhat.com>
2257
2258         * include/bits/stl_iterator_base_funcs.h
2259         (__advance<_RandomAccessIterator, _Distance>): Optimize for next/prev
2260         cases where incrementing or decrementing a single step.
2261
2262         * include/bits/shared_ptr_base.h (__shared_ptr::owner_before)
2263         (__weak_ptr::owner_before, _Sp_owner_less::operator()): Add noexcept
2264         specifiers as per LWG 2873 and LWG 2942.
2265         * testsuite/20_util/owner_less/noexcept.cc: New.
2266         * testsuite/20_util/shared_ptr/observers/owner_before.cc: Test
2267         noexcept guarantees.
2268         * testsuite/20_util/weak_ptr/observers/owner_before.cc: Likewise.
2269
2270 2017-06-03  Andreas Schwab  <schwab@linux-m68k.org>
2271
2272         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
2273
2274 2017-06-03  Eric Botcazou  <ebotcazou@adacore.com>
2275
2276         * src/filesystem/dir.cc (fs::_Dir::advance): Use std::exchange.
2277
2278 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
2279
2280         PR libstdc++/80624
2281         * doc/xml/manual/status_cxx2011.xml: Document to_int_type behaviour.
2282         * include/bits/char_traits.h (char_traits<char16_t>::to_int_type):
2283         Transform eof value to U+FFFD.
2284         * testsuite/21_strings/char_traits/requirements/char16_t/eof.cc: New.
2285         * testsuite/27_io/basic_streambuf/sgetc/char16_t/80624.cc: New.
2286         * testsuite/27_io/basic_streambuf/sputc/char16_t/80624.cc: New.
2287
2288         * libsupc++/Makefile.am: Remove custom targets for files that need to
2289         be compiled as C++11 or C++14.
2290         * libsupc++/Makefile.in: Regenerate.
2291         * libsupc++/del_ops.cc: Use pragma to disable -Wsized-deallocation
2292         warnings.
2293         * libsupc++/del_opvs.cc: Likewise.
2294
2295 2017-06-02  Richard Biener  <rguenther@suse.de>
2296         Markus Eisenmann  <meisenmann.lba@fh-salzburg.ac.at>
2297
2298         PR libstdc++/80721
2299         * libsupc++/eh_alloc.cc (pool::free): Keep list properly
2300         sorted and add missing freelist item merging cases.
2301
2302 2017-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2303
2304         (GLIBCXX_CROSSCONFIG): Handle *-solaris* like *-linux* etc.
2305         Remove *-solaris* section.
2306         * configure: Regenerate.
2307
2308 2017-05-31  Jonathan Wakely  <jwakely@redhat.com>
2309
2310         PR libstdc++/80893
2311         * include/bits/stl_bvector.h (vector<bool>::_M_initialize): Avoid
2312         null pointer dereference when size is zero.
2313         * testsuite/23_containers/vector/bool/80893.cc: New.
2314         * testsuite/util/testsuite_allocator.h (PointerBase::PointerBase):
2315         Add non-explicit constructor from nullptr.
2316         (PointerBase::derived() const): Add const-qualified overload.
2317
2318 2017-05-20  Tim Shen  <timshen@google.com>
2319
2320         PR libstdc++/80737
2321         * include/std/variant(variant::variant): SFINAE on is_same first.
2322         * testsuite/20_util/variant/any.cc: test case.
2323
2324 2017-05-24  Jonathan Wakely  <jwakely@redhat.com>
2325
2326         * src/c++11/random.cc (random_device::_M_getentropy): Use __CHAR_BIT__
2327         instead of fixed number of bits.
2328
2329 2017-05-24  Andreas Schwab  <schwab@suse.de>
2330
2331         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
2332         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Likewise.
2333
2334 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
2335             Jonathan Wakely  <jwakely@redhat.com>
2336
2337         PR libstdc++/67578
2338         * acinclude.m4: Bump libtool_VERSION.
2339         * config/abi/pre/gnu.ver: Create GLIBCXX_3.4.24 with new symbol.
2340         * config.h.in: Regenerate.
2341         * configure: Regenerate.
2342         * configure.ac: Add test for <linux/random.h>.
2343         * doc/xml/manual/abi.xml: Document new library version.
2344         * include/bits/random.h (random_device::entropy)
2345         [_GLIBCXX_USE_RANDOM_TR1]: Add call to new _M_getentropy member.
2346         (random_device::_M_getentropy): Declare.
2347         * src/c++11/random.cc (random_device::_M_getentropy): Define.
2348         * testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.24 to known
2349         versions, and make it the latest version.
2350
2351 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
2352
2353         PR libstdc++/67214
2354         * include/bits/locale_facets.tcc (num_get::_M_extract_int): Add
2355         explicit conversion to avoid signed overflow.
2356
2357 2017-05-19  Jonathan Wakely  <jwakely@redhat.com>
2358
2359         PR libstdc++/80796
2360         * include/bits/stl_algo.h (search): Add new overload for C++17.
2361         * testsuite/25_algorithms/search/searcher.cc: New.
2362
2363 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
2364
2365         PR libstdc++/80478
2366         * include/std/functional (_Mem_fn_traits_base): Add specializations
2367         for noexcept member function types.
2368         * testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
2369
2370 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
2371
2372         * doc/xml/manual/policy_data_structures.xml: Fix typo.
2373         * doc/xml/manual/test_policy_data_structures.xml: Likewise.
2374         * doc/html/*: Regenerate.
2375
2376         * doc/xml/manual/abi.xml: Document latest library versions.
2377         * doc/xml/manual/build_hacking.xml: Document requirement to update
2378         abi.xml when bumping library versions.
2379         * doc/html/*: Regenerate.
2380
2381 2017-05-17  Jonathan Wakely  <jwakely@redhat.com>
2382
2383         * include/bits/refwrap.h: Fix Doxygen warning.
2384         * include/bits/specfun.h: Likewise.
2385         * include/bits/std_function.h: Likewise.
2386         * include/bits/stl_algo.h (set_union, set_intersection)
2387         (set_difference, set_symmetric_difference): Add Doxygen @param tags
2388         for output iterator parameters.
2389         * include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
2390         iterator parameter.
2391         * include/std/mutex (try_lock, lock): Change Mutex to Lockable in
2392         Doxygen comments.
2393
2394 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
2395
2396         Implement new C++ intrinsics __is_assignable and __is_constructible.
2397         * include/std/type_traits (__do_is_static_castable_impl): Remove.
2398         (__is_static_castable_impl, __is_static_castable_safe): Likewise.
2399         (__is_static_castable, __do_is_direct_constructible_impl): Likewise.
2400         (__is_direct_constructible_impl): Likewise.
2401         (__is_direct_constructible_new_safe): Likewise.
2402         (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
2403         (__is_direct_constructible_ref_cast): Likewise.
2404         (__is_direct_constructible_new, __is_direct_constructible): Likewise.
2405         (__do_is_nary_constructible_impl): Likewise.
2406         (__is_nary_constructible_impl, __is_nary_constructible): Likewise.
2407         (__is_constructible_impl): Likewise.
2408         (is_constructible): Call the intrinsic.
2409         (__is_assignable_helper): Remove.
2410         (is_assignable): Call the intrinsic.
2411         (is_trivially_constructible): Likewise.
2412         (__is_trivially_copy_constructible_impl): New.
2413         (is_trivially_copy_constructible): Use it.
2414         (__is_trivially_move_constructible_impl): New.
2415         (is_trivially_move_constructible): Use it.
2416         (is_trivially_assignable): Call the intrinsic.
2417         (__is_trivially_copy_assignable_impl): New.
2418         (is_trivially_copy_assignable): Use it.
2419         (__is_trivially_move_assignable_impl): New.
2420         (is_trivially_move_assignable): Use it.
2421         (testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
2422         (testsuite/20_util/is_trivially_copy_assignable/value.cc):
2423         Add test for void.
2424         (testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
2425         (testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
2426         (testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
2427         (testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
2428         (testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
2429         Likewise.
2430
2431 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2432
2433         * testsuite/experimental/source_location/1.cc: Change expected result
2434         for source_location::current() used in default member initializer.
2435
2436         * doc/xml/manual/status_cxx2017.xml: Update status table.
2437         * doc/html/*: Regenerate.
2438         * include/Makefile.am: Add new header.
2439         * include/Makefile.in: Regenerate.
2440         * include/experimental/source_location: New header implementing N4519.
2441         * testsuite/experimental/source_location/1.cc: New test.
2442
2443         PR libstdc++/80285
2444         * include/bits/shared_ptr_base.h [!__cpp_rtti] (type_info): Declare
2445         outside versioned namespace.
2446
2447         * configure: Regenerate.
2448
2449 2017-05-16  Marc Glisse  <marc.glisse@inria.fr>
2450
2451         * include/std/optional (_Optional_base::_M_get): Check precondition.
2452         * testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
2453
2454 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2455
2456         * doc/xml/manual/appendix_contributing.xml: Link to test docs and
2457         note higher DejaGnu version requirement.
2458         * doc/html/*: Regenerate.
2459
2460         * doc/xml/manual/appendix_contributing.xml: Link to the list of bad
2461         identifiers.
2462         * doc/html/*: Regenerate.
2463
2464 2017-05-15  Jonathan Wakely  <jwakely@redhat.com>
2465
2466         PR libstdc++/80761
2467         * include/bits/node_handle.h (_Node_insert_return): Reorder members.
2468         (tuple_size, tuple_element): Remove partial specializations.
2469         * include/bits/stl_tree.h (_Rb_tree::insert_return_type): Use
2470         const_iterator for std::set.
2471         * testsuite/23_containers/map/modifiers/extract.cc: New.
2472         * testsuite/23_containers/set/modifiers/extract.cc: New.
2473         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
2474         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
2475
2476 2017-05-12  Jonathan Wakely  <jwakely@redhat.com>
2477
2478         PR libstdc++/78939
2479         * include/std/utility (tuple_size<cv T>): Only define partial
2480         specializations when tuple_size<T>::value is valid.
2481         * testsuite/20_util/tuple/78939.cc: New.
2482         * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New.
2483
2484 2017-05-11  François Dumont  <fdumont@gcc.gnu.org>
2485
2486         * include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION]
2487         (_Rb_tree_impl<>): Remove _Is_pod_comparator
2488         template parameter.
2489
2490         * include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
2491         (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
2492         (__gnu_debug::_Error_formatter::_Parameter::_M_print_description):
2493         Remove.
2494         (__gnu_debug::_Error_formatter::_M_format_word): Remove.
2495         (__gnu_debug::_Error_formatter::_M_print_word): Remove.
2496         (__gnu_debug::_Error_formatter::_M_print_string): Remove.
2497         (__gnu_debug::_Error_formatter::_M_get_max_length): Remove.
2498         * src/c++11/debug.cc: Adapt.
2499         * config/abi/pre/gnu-versioned-namespace.ver: Adapt.
2500
2501 2017-05-11  Jonathan Wakely  <jwakely@redhat.com>
2502
2503         * doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
2504         * doc/xml/manual/mt_allocator.xml: Likewise.
2505         * doc/html/*: Regenerate.
2506
2507         PR libstdc++/80285
2508         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define
2509         function to get unique fake std::type_info reference.
2510         (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to
2511         _S_ti() fake reference.
2512         (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share
2513         single implementation with or without RTTI enable.
2514         [!__cpp_rtti]: Pass fake reference to _M_get_deleter.
2515         * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected
2516         allocation and deallocation counts.
2517         * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New.
2518         * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
2519         New.
2520
2521 2017-05-10  François Dumont  <fdumont@gcc.gnu.org>
2522
2523         Bump version namespace.
2524         * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace
2525         from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0.
2526         * acinclude.m4 (libtool_VERSION): Bump to 8:0:0.
2527         * include/bits/c++config: Adapt.
2528         * include/bits/regex.h: Adapt.
2529         * include/experimental/bits/fs_fwd.h: Adapt.
2530         * include/experimental/bits/lfts_config.h: Adapt.
2531         * include/std/variant: Adapt.
2532         * python/libstdcxx/v6/printers.py: Adapt.
2533         * testsuite/libstdc++-prettyprinters/48362.cc: Adapt.
2534
2535         * include/bits/stl_algobase.h (std::__iter_swap<false>): Remove
2536         _GLIBCXX_MOVE usage.
2537
2538 2017-05-09  Jason Merrill  <jason@redhat.com>
2539
2540         * testsuite/24_iterators/container_access.cc (test03): Make il3 static.
2541
2542 2017-05-08  Jonathan Wakely  <jwakely@redhat.com>
2543
2544         * include/std/optional: Use a separate static_assert per condition.
2545         * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
2546         numbers.
2547
2548         * doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour.
2549         * doc/html/*: Regenerate.
2550
2551 2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
2552
2553         PR libstdc++/69506
2554         * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
2555
2556 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
2557
2558         * testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
2559         by a note-test.
2560
2561 2017-04-28  Jonathan Wakely  <jwakely@redhat.com>
2562
2563         PR libstdc++/80553
2564         * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static
2565         assertions to ensure type is destructible.
2566         (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h.
2567         * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n):
2568         Move to stl_construct.h.
2569         * testsuite/20_util/specialized_algorithms/memory_management_tools/
2570         destroy_neg.cc: New test.
2571         * testsuite/23_containers/vector/cons/destructible_neg.cc: New test.
2572
2573         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2574         superfluous "" in dg-error.
2575
2576 2017-04-28  Tom de Vries  <tom@codesourcery.com>
2577
2578         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2579         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
2580
2581 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
2582
2583         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
2584         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
2585         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
2586         Likewise.
2587
2588 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
2589
2590         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
2591         comment. Ensure first test works because allocator type propagates and
2592         not because is_always_equal is true.
2593         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
2594         testcase that instantiates the move-assignment operator.
2595
2596 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
2597
2598         PR libstdc++/80506
2599         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
2600         number used in loop condition.
2601
2602         PR libstdc++/80504
2603         * include/bits/refwrap.h (ref, cref): Qualify calls.
2604         * testsuite/20_util/reference_wrapper/80504.cc: New test.
2605
2606         PR libstdc++/80493
2607         * include/experimental/optional (optional::swap): Fix exception
2608         specification.
2609
2610 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
2611
2612         PR libstdc++/80316
2613         * include/std/future (_State_baseV2::_Setter::operator()): Remove
2614         _S_check calls that are done after the pointer to the shared state is
2615         already dereferenced.
2616         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
2617         as partial specialization so it can be defined within the definition
2618         of _State_baseV2.
2619         (_State_baseV2::__setter): Call _S_check.
2620         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
2621         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
2622         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
2623         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
2624         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
2625         Use new __setter overload.
2626         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
2627         * testsuite/30_threads/promise/members/set_exception.cc: Test
2628         promise<T&> and promise<void> specializations.
2629         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
2630         Test for no_state error condition.
2631         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
2632
2633         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
2634         of auto_ptr.
2635         * include/bits/shared_ptr.h: Likewise.
2636         * include/bits/shared_ptr_base.h: Likewise.
2637         * include/bits/unique_ptr.h: Likewise.
2638         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
2639         dg-error lineno.
2640         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
2641         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
2642         Likewise.
2643         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
2644         Likewise.
2645
2646 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
2647
2648         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
2649         * include/tr1/exp_integral.tcc: Increase iteration limits.
2650         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
2651         pr68397.cc: New test.
2652         * testsuite/special_functions/14_expint/pr68397.cc: New test.
2653
2654 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
2655
2656         PR libstdc++/79862
2657         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
2658         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
2659         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
2660         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
2661         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
2662         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
2663         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
2664         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
2665         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
2666         define.
2667
2668 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
2669
2670         * doc/xml/manual/abi.xml: Rephrase one of the references to the
2671         Itanium C++ ABI.
2672         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
2673         * doc/html/*: Regenerate.
2674
2675         * libsupc++/new: Update comment on #endif directive.
2676
2677         PR libstdc++/80448
2678         * include/experimental/bits/fs_dir.h (directory_iterator)
2679         (recursive_directory_iterator): Remove noexcept from defaulted
2680         constructors.
2681
2682         PR libstdc++/80446
2683         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
2684         * libsupc++/new (launder): Likewise.
2685
2686 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
2687
2688         * include/std/functional (default_searcher, __boyer_moore_array_base)
2689         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
2690         (boyer_moore_horspool_searcher): Remove redundant namespace
2691         qualification.
2692         (default_searcher::operator()): Construct return value early and
2693         advance second member in-place.
2694         (boyer_moore_horspool_searcher::operator()): Increment random access
2695         iterator directly instead of using std::next.
2696         (boyer_moore_searcher::operator()): Fix return value.
2697         * testsuite/20_util/function_objects/searchers.cc: Check both parts
2698         of return values.
2699
2700 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
2701
2702         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
2703         * doc/xml/manual/abi.xml. Ditto (thrice).
2704
2705 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
2706
2707         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
2708         * doc/html/*: Regenerate.
2709
2710         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
2711         that no longer fail.
2712
2713         * include/bits/ios_base.h: Correct comment.
2714         * testsuite/util/testsuite_hooks.h: Likewise.
2715
2716         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
2717         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
2718         directories for debug, parallel and profile headers.
2719         * doc/html/*: Regenerate.
2720
2721         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
2722         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
2723         (std::char_traits<char>, std::char_traits<wchar_t>): Add
2724         _GLIBCXX17_CONSTEXPR on assign.
2725         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
2726         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
2727         * testsuite/21_strings/char_traits/requirements/
2728         constexpr_functions_c++17.cc: New test.
2729
2730 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2731
2732         PR libstdc++/79141
2733         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
2734         (operator=(typename conditional<
2735         __and_<is_copy_assignable<_T1>,
2736         is_copy_assignable<_T2>>::value,
2737         const pair&, const __nonesuch&>::type)): Change __nonesuch
2738         to __nonesuch_no_braces.
2739         (operator=(typename conditional<
2740         __not_<__and_<is_copy_assignable<_T1>,
2741         is_copy_assignable<_T2>>>::value,
2742         const pair&, const __nonesuch&>::type)): Likewise.
2743         (operator=(typename conditional<
2744         __and_<is_move_assignable<_T1>,
2745         is_move_assignable<_T2>>::value,
2746         pair&&, __nonesuch&&>::type)): Likewise.
2747         * testsuite/20_util/pair/79141.cc: New.
2748
2749 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2750
2751         Implement std::is_aggregate.
2752         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
2753         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
2754         New.
2755         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
2756         * testsuite/20_util/is_aggregate/value.cc: Likewise.
2757
2758 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2759
2760         Adjust optional's pretty printer for LWG 2900.
2761         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
2762         Look at the nested payload in case of non-experimental optional.
2763
2764 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2765
2766         Implement LWG 2900, The copy and move constructors
2767         of optional are not constexpr.
2768         * include/std/optional (_Optional_payload): New.
2769         (_Optional_base): Remove the bool parameter.
2770         (_Optional_base<_Tp, false>): Remove.
2771         (_Optional_base()): Adjust.
2772         (_Optional_base(nullopt_t)): Likewise.
2773         (_Optional_base(in_place_t, _Args&&...)): Likewise.
2774         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
2775         Likewise.
2776         (_Optional_base(const _Optional_base&)): Likewise.
2777         (_Optional_base(_Optional_base&&)): Likewise.
2778         (operator=(const _Optional_base&)): Likewise.
2779         (operator=(_Optional_base&&)): Likewise.
2780         (~_Optional_base()): Remove.
2781         (_M_is_engaged()): Adjust.
2782         (_M_get()): Likewise.
2783         (_M_construct(_Args&&...)): Likewise.
2784         (_M_destruct()): Likewise.
2785         (_M_reset()): Likewise.
2786         (_Optional_base::_Empty_byte): Remove.
2787         (_Optional_base::_M_empty): Remove.
2788         (_Optional_base::_M_payload): Adjust.
2789         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2790         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
2791
2792 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
2793
2794         PR libstdc++/80137
2795         * include/bits/random.tcc (generate_canonical): Use std::nextafter
2796         or numeric_limits::epsilon() to reduce out-of-range values.
2797         * testsuite/26_numerics/random/uniform_real_distribution/operators/
2798         64351.cc: Verify complexity requirement is met.
2799
2800         * doc/xml/manual/abi.xml: Add xml:id anchor.
2801         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
2802         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
2803         (concurrency.io.structure): Add markup.
2804         * doc/html/*: Regenerate.
2805
2806         PR libstdc++/80229
2807         * include/bits/shared_ptr_base.h
2808         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
2809         non-const and then use remove_cv to get unqualified type.
2810         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
2811         cast away constness on object created const.
2812         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
2813
2814 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
2815
2816         PR libstdc++/80183
2817         * include/bits/stl_tree.h:
2818         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
2819
2820 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
2821
2822         * testsuite/23_containers/array/tuple_interface/
2823         tuple_element_debug_neg.cc: Adjust dg-error.
2824         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
2825         define a valid strict weak ordering.
2826         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
2827         Debug Mode, due to debug checks making extra copies of predicate.
2828         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2829         Likewise.
2830
2831         * doc/xml/faq.xml: Add link.
2832         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
2833         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
2834         * doc/xml/manual/io.xml: Update broken link.
2835         * doc/html/*: Regenerate.
2836
2837 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
2838
2839         Implement LWG 2686, Why is std::hash specialized for error_code,
2840         but not error_condition?
2841         * include/std/system_error (hash<error_condition>): Define for C++17.
2842         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
2843         Instantiate test for error_condition.
2844         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
2845         (hash<error_condition>): Instantiate hash<error_condition>.
2846
2847         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
2848         * include/bits/regex_constants.h (All std::regex_constants constants):
2849         Add _GLIBCXX17_INLINE as per P0607R0.
2850         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
2851         Likewise.
2852         * include/bits/stl_pair.h (piecewise_construct): Likewise.
2853         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
2854         (__is_uses_allocator_constructible_v)
2855         (__is_nothrow_uses_allocator_constructible_v): Likewise.
2856         * include/std/chrono (treat_as_floating_point_v): Likewise.
2857         * include/std/functional (is_bind_expression_v, is_placeholder_v):
2858         Likewise.
2859         * include/std/optional (nullopt): Likewise.
2860         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
2861         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
2862         * include/std/system_error (is_error_code_enum_v)
2863         (is_error_condition_enum_v): Likewise.
2864         * include/std/tuple (tuple_size_v, ignore): Likewise.
2865         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
2866         constexpr as per LWG 2933.
2867         * include/std/type_traits (All variable templates): Add
2868         _GLIBCXX17_INLINE as per P0607R0.
2869         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
2870         (__tuple_count_v, __exactly_once): Likewise.
2871         * testsuite/18_support/headers/new/synopsis.cc
2872         (hardware_destructive_interference_size)
2873         (hardware_constructive_interference_size): Likewise for commented-out
2874         variables.
2875         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
2876         test function for constexpr std::ignore (LWG 2773).
2877         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
2878         test for LWG 2933.
2879
2880 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
2881
2882         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
2883         guides for C++17.
2884         * include/bits/std_function.h (function): Likewise.
2885         * include/bits/stl_pair.h (pair): Likewise.
2886         * include/debug/array (__gnu_debug::array): Likewise.
2887         * include/std/array (array): Likewise.
2888         * include/std/functional (make_default_searcher)
2889         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
2890         Remove generator functions.
2891         * include/std/tuple (tuple): Add deduction guides.
2892         * include/std/valarray (valarray): Likewise.
2893         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
2894         class template argument deduction instead of generator functions.
2895         * testsuite/20_util/function/cons/deduction.cc: New test.
2896         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
2897         * testsuite/20_util/optional/cons/deduction.cc: ... here.
2898         * testsuite/20_util/pair/cons/deduction.cc: New test.
2899         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
2900         * testsuite/20_util/tuple/cons/deduction.cc: New test.
2901         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
2902         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
2903         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
2904         * testsuite/23_containers/array/cons/deduction.cc: New test.
2905         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
2906         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
2907         Adjust dg-error.
2908         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
2909         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
2910         Likewise.
2911         * testsuite/26_numerics/valarray/deduction.cc: New test.
2912         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
2913         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
2914         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
2915
2916 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
2917
2918         * include/bits/stl_deque.h (deque): Access allocator value_type only if
2919         concept checks are enabled.
2920         * include/bits/stl_stack.h (stack): Likewise.
2921         * include/bits/stl_vector.h (vector): Likewise.
2922         * include/bits/stl_list.h (list): Likewise and check
2923         _SGIAssignableConcept only in C++03.
2924         * include/bits/stl_map.h (map): Likewise.
2925         * include/bits/stl_set.h (set): Likewise.
2926         * include/bits/stl_multimap.h (multimap): Likewise.
2927         * include/bits/stl_multiset.h (multiset): Likewise.
2928         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
2929
2930 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
2931
2932         * doc/xml/manual/appendix_contributing.xml: Convert link to
2933         ansi.org to https.
2934         Update link to the C++ standard at ansi.org.
2935
2936         * doc/xml/faq.xml: Remove information redundant with the above;
2937         instead add a reference.
2938
2939 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
2940
2941         * src/c++11/codecvt.cc (range): Add non-type template parameter and
2942         define oerloaded operators for reading and writing code units.
2943         (range<Elem, false>): Define partial specialization for accessing
2944         wide characters in potentially unaligned byte ranges.
2945         (ucs2_span(const char16_t*, const char16_t*, ...))
2946         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
2947         to range<const char16_t, false> in order to avoid unaligned reads.
2948         (__codecvt_utf16_base<char16_t>::do_out)
2949         (__codecvt_utf16_base<char32_t>::do_out)
2950         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
2951         unaligned data to avoid unaligned writes.
2952         (__codecvt_utf16_base<char16_t>::do_in)
2953         (__codecvt_utf16_base<char32_t>::do_in)
2954         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
2955         error if there are unprocessable trailing bytes.
2956         (__codecvt_utf16_base<char16_t>::do_length)
2957         (__codecvt_utf16_base<char32_t>::do_length)
2958         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
2959         range<const char16_t, false> to span functions.
2960         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
2961
2962 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
2963
2964         PR libstdc++/79980
2965         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
2966
2967         PR libstdc++/80041
2968         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
2969         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
2970         char16_t to work with UTF-16 instead of UTF-8.
2971         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
2972
2973         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
2974         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
2975         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
2976         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
2977         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
2978         (__codecvt_utf8_utf16_base<char32_t>)
2979         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
2980         do_max_length() return values.
2981         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
2982         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
2983         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
2984
2985         PR libstdc++/79980
2986         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
2987         error path.
2988         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
2989         for manipulating codecvt_mode values.
2990         (read_utf16_bom): Compare input to BOM constants instead of integral
2991         constants that depend on endianness.  Take mode parameter by
2992         reference and adjust it, to distinguish between no BOM present and
2993         UTF-16BE BOM present.
2994         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
2995         (surrogates): New enumeration type.
2996         (utf16_in, utf16_out): Add surrogates parameter to choose between
2997         UTF-16 and UCS2 behaviour.
2998         (utf16_span, ucs2_span): Use std::min not std::max.
2999         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
3000         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
3001         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
3002         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
3003
3004         PR libstdc++/79511
3005         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
3006         as a surrogate pair.
3007         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
3008         for internal representation.
3009         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
3010         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
3011
3012         PR libstdc++/80064
3013         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
3014         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
3015         invalid instantiations using function types for _Compare argument.
3016         * testsuite/25_algorithms/make_heap/80064.cc: New test.
3017
3018         PR libstdc++/67440
3019         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
3020         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
3021
3022 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
3023
3024         Implement LWG 2857, {variant,optional,any}::emplace should
3025         return the constructed value.
3026         * include/std/any (emplace(_Args&&...)): Change the return type and
3027         return a reference to the constructed value.
3028         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
3029         * include/std/optional (emplace(_Args&&...)): Likewise.
3030         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
3031         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
3032         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
3033         (emplace<_Np>(_Args&&...)): Likewise.
3034         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
3035         * testsuite/20_util/any/assign/emplace.cc: Add tests for
3036         checking the return value of emplace.
3037         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
3038         * testsuite/20_util/optional/assignment/6.cc: Add tests for
3039         checking the return value of emplace.
3040         * testsuite/20_util/variant/run.cc: Likewise.
3041
3042 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
3043
3044         PR libstdc++/62045
3045         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
3046         (is_heap): Remove.
3047         (push_heap): Remove the wrong checking using is_heap.
3048         (make_heap): Remove the assertion using is_heap.
3049         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
3050         (modify): Ditto.
3051         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
3052         calling make_heap.
3053
3054 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
3055
3056         PR libstdc++/62045
3057         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
3058         New test.
3059         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
3060         error in comment.
3061
3062 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
3063
3064         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
3065         comment.
3066         * config.h.in: Regenerate.
3067         * configure: Regenerate.
3068         * doc/Makefile.in: Regenerate.
3069
3070 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
3071
3072         PR libstdc++/79162
3073         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3074         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
3075         with a constrained template.
3076         [!_GLIBCXX_USE_CXX11_ABI]
3077         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
3078         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
3079         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
3080
3081 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
3082
3083         PR libstdc++/80034
3084         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
3085         in the catch-block.
3086         (merge(list&&, _StrictWeakOrdering)): Likewise.
3087         * testsuite/23_containers/list/operations/80034.cc: New.
3088
3089 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
3090
3091         Implement LWG 2806, Base class of bad_optional_access.
3092         * include/std/optional (bad_optional_access):
3093         Derive from std::exception.
3094         (bad_optional_access::bad_optional_access): Adjust.
3095         (bad_optional_access::what): New.
3096         (__throw_bad_optional_access(const char*)):
3097         Remove the parameter and adjust calls.
3098         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
3099         * testsuite/20_util/optional/typedefs.cc: Likewise.
3100
3101 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
3102
3103         Implement LWG 2934, optional<const T> doesn't compare with T.
3104         * include/std/optional
3105         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
3106         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
3107         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
3108         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
3109         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
3110         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
3111         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
3112         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
3113         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
3114         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
3115         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
3116         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
3117         (operator==(const optional<_Tp>&, const _Tp&)):
3118         Turn into operator==(const optional<_Tp>&, const _Up&).
3119         (operator==(const _Tp&, const optional<_Tp>&)):
3120         Turn into operator==(const _Up&, const optional<_Tp>&).
3121         (operator!=(const optional<_Tp>&, const _Tp&)):
3122         Turn into operator!=(const optional<_Tp>&, const _Up&).
3123         (operator!=(const _Tp&, const optional<_Tp>&)):
3124         Turn into operator!=(const _Up&, const optional<_Tp>&).
3125         (operator<(const optional<_Tp>&, const _Tp&)):
3126         Turn into operator<(const optional<_Tp>&, const _Up&).
3127         (operator<(const _Tp&, const optional<_Tp>&)):
3128         Turn into operator<(const _Up&, const optional<_Tp>&).
3129         (operator>(const optional<_Tp>&, const _Tp&)):
3130         Turn into operator>(const optional<_Tp>&, const _Up&).
3131         (operator>(const _Tp&, const optional<_Tp>&)):
3132         Turn into operator>(const _Up&, const optional<_Tp>&).
3133         (operator<=(const optional<_Tp>&, const _Tp&)):
3134         Turn into operator<=(const optional<_Tp>&, const _Up&).
3135         (operator<=(const _Tp&, const optional<_Tp>&)):
3136         Turn into operator<=(const _Up&, const optional<_Tp>&).
3137         (operator>=(const optional<_Tp>&, const _Tp&)):
3138         Turn into operator>=(const optional<_Tp>&, const _Up&).
3139         (operator>=(const _Tp&, const optional<_Tp>&)):
3140         Turn into operator>=(const _Up&, const optional<_Tp>&).
3141         * testsuite/20_util/optional/relops/7.cc: New.
3142
3143 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
3144
3145         * testsuite/17_intro/names.cc: Undefine macros that clash with
3146         identifiers in AIX system headers.
3147
3148         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
3149         result_of, and __is_nothrow_invocable instead of
3150         __is_nothrow_callable.
3151         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
3152         instead of __is_callable.
3153         * include/std/functional (invoke): use invoke_result_t instead of
3154         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
3155         (_Not_fn): Use __invoke_result instead of result_of.
3156         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
3157         Remove partial specializations for reference_wrapper types.
3158         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
3159         (__invoke_result): Define replacement for result_of and then use it to
3160         define result_of.
3161         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
3162         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
3163         respectively.
3164         (invoke_result, invoke_result_t): Define for C++17.
3165         (is_callable, is_nothrow_callable): Replace with is_invocable,
3166         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
3167         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
3168         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
3169         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
3170         instead of is_nothrow_callable_v.
3171         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
3172         main function.
3173         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
3174         instead of is_callable.
3175         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
3176         to use new traits.
3177         * testsuite/20_util/is_nothrow_callable/*: Likewise.
3178         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
3179         is_callable.
3180         * testsuite/20_util/variant/hash.cc: Likewise.
3181
3182 2017-03-10  George Lander  <george.lander@arm.com>
3183
3184         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
3185         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
3186         * configure: Regenerate.
3187
3188 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
3189
3190         * include/std/functional (_Not_fn): Define macro to simplify
3191         repetitive function definitions.
3192
3193         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
3194         * include/c_global/cstddef (std::byte): Define for C++17.
3195         * testsuite/18_support/byte/global_neg.cc: New test.
3196         * testsuite/18_support/byte/ops.cc: New test.
3197         * testsuite/18_support/byte/requirements.cc: New test.
3198
3199 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
3200
3201         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
3202         * doc/html/*: Regenerate.
3203         * include/std/mutex (scoped_lock): Implement new C++17 template.
3204         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
3205         * testsuite/30_threads/scoped_lock/requirements/
3206         explicit_instantiation.cc: New test.
3207         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
3208
3209 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
3210             François Dumont  <frs.dumont@gmail.com>
3211             Jonathan Wakely  <jwakely@redhat.com>
3212
3213         * doc/xml/manual/debug_mode.xml: Update and simplify note
3214         on link- and run-time coexistence.
3215
3216 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
3217
3218         * testsuite/17_intro/headers/names.cc: Rename to ...
3219         * testsuite/17_intro/names.cc: ... here.
3220
3221         PR libstdc++/79789
3222         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
3223         parameters and local variables.
3224         * include/bits/ios_base.h (make_error_code, make_error_condition):
3225         Likewise.
3226         * include/bits/list.tcc (list::sort): Likewise.
3227         * include/bits/mask_array.h (mask_array): Likewise.
3228         * include/bits/regex.h (regex_token_iterator): Likewise.
3229         * include/bits/slice_array.h (slice_array): Likewise.
3230         * include/bits/stl_algo.h (__sample): Likewise.
3231         * include/std/memory (undeclare_no_pointers): Likewise.
3232         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
3233         Likewise.
3234         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
3235         * testsuite/17_intro/headers/names.cc: New test.
3236
3237         PR libstdc++/79798
3238         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
3239         result_of that loses top-level cv-qualifiers.
3240         * testsuite/20_util/bind/79798.cc: New test.
3241
3242 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
3243
3244         * doc/xml/manual/documentation_hacking.xml: Tweak link to
3245         doxygen.org.
3246
3247 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
3248
3249         * include/experimental/iterator: Include <iterator>.
3250         * testsuite/experimental/iterator/requirements.cc: Check for contents
3251         of <iterator>.
3252
3253 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
3254
3255         C++17 GB50 resolution
3256         * include/std/chrono (duration::operator++()): Add
3257         _GLIBCXX17_CONSTEXPR.
3258         (duration::operator++(int)): Likewise.
3259         (duration::operator--()): Likewise.
3260         (duration::operator--(int)): Likewise.
3261         (duration::operator+=(const duration&)): Likewise.
3262         (duration::operator-=(const duration&)): Likewise.
3263         (duration::operator*=(const rep&)): Likewise.
3264         (duration::operator/=(const rep&)): Likewise.
3265         (duration::operator%=(const rep&)): Likewise.
3266         (duration::operator%=(const duration&)): Likewise.
3267         (time_point::operator+=(const duration&)): Likewise.
3268         (time_point::operator-=(const duration&)): Likewise.
3269         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
3270         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
3271         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
3272
3273 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
3274
3275         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
3276
3277 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
3278
3279         * doc/xml/manual/io.xml: Update link to groups.google.com.
3280         Tweak link description.
3281
3282 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
3283
3284         * doc/xml/manual/profile_mode.xml: Fix link.
3285
3286 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
3287
3288         * doc/xml/manual/policy_data_structures.xml: Simplify and
3289         standardize references to boost.org.
3290         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
3291         * doc/xml/manual/shared_ptr.xml: Ditto.
3292
3293 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
3294
3295         PR libstdc++/60936
3296         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
3297         written to buffer, not length remaining in buffer.
3298
3299 2017-02-15  Tim Shen  <timshen@google.com>
3300
3301         PR libstdc++/78723
3302         * include/std/variant (operator<(), operator>(), operator<=(),
3303         operator>=(), operator==(), operator!=()): Implement P0393R3.
3304         * testsuite/20_util/variant/compile.cc: Adjust tests.
3305         * testsuite/20_util/variant/run.cc: Adjust tests.
3306
3307 2017-02-15  Tim Shen  <timshen@google.com>
3308
3309         PR libstdc++/79513
3310         * include/std/variant (visit()): Forward variant types to the return
3311         type detection code.
3312         * testsuite/20_util/variant/compile.cc: Add test cases.
3313
3314 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
3315
3316         PR libstdc++/79348
3317         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
3318
3319 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
3320
3321         PR libstdc++/79348
3322         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
3323         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
3324         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
3325         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
3326         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
3327         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
3328         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
3329         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
3330         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
3331
3332 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
3333
3334         PR libstdc++/79486
3335         * include/std/future (__future_base::_Task_state::_M_run)
3336         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
3337         result_of expressions.
3338         * testsuite/30_threads/packaged_task/79486.cc: New.
3339
3340 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
3341
3342         PR libstdc++/79467
3343         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
3344         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
3345         __is_callable check.
3346         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
3347
3348         * include/bits/atomic_base.h: Re-indent.
3349
3350 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
3351
3352         * doc/xml/manual/profile_mode.xml: Update a paper reference.
3353
3354 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
3355
3356         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
3357
3358 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
3359
3360         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
3361         name.
3362         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
3363         broken links to texts that are no longer online.
3364         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
3365         LCPC 2006 paper.
3366         * doc/xml/manual/using.xml: Update links to memory model information.
3367         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
3368         Standard-Library Exception Safety".
3369         * doc/html/*: Regenerate.
3370
3371 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
3372
3373         * doc/xml/manual/profile_mode.xml: Unbreak link to
3374         "Optimizing Sorting with Machine Learning Algorithms".
3375
3376 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
3377
3378         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
3379
3380 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
3381
3382         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
3383         Migration Guide".
3384
3385 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
3386
3387         * doc/html/ext/lwg-active.html: Remove.
3388         * doc/html/ext/lwg-closed.html: Ditto.
3389         * doc/html/ext/lwg-defects.html: Ditto.
3390
3391         * doc/Makefile.am (xml_extradir): Remove.
3392         (xml_extra): Ditto.
3393         (stamp-html-docbook-lwg): Remove recipe...
3394         (stamp-html-docbook-data): ...and its use here.
3395         * doc/Makefile.in: Regenerate.
3396
3397         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
3398         the relationship to the upstream working group.
3399         Replace a local link to ../ext/lwg-active.html by the upstream one.
3400         Replace all reference to ../ext/lwg-defects.html by a new entity
3401         &DR; which refers to the upstream address.
3402
3403 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
3404
3405         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
3406
3407 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
3408
3409         PR libstdc++/79323
3410         * testsuite/20_util/duration/literals/range.cc: Prune extra output
3411         at -O0.
3412
3413 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
3414
3415         * doc/xml/manual/documentation_hacking.xml: Update URL of the
3416         DocBook Element Reference.  Use that term as link description
3417         instead of "online".
3418         epubcheck has moved to GitHub.
3419         Remove obsolete link to DocBook Publishing Tools.
3420
3421 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
3422
3423         PR libstdc++/66145
3424         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
3425         so new ios::failure can be caught even when old ABI is the default.
3426         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3427         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3428         exceptions_failbit.cc: Likewise.
3429         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3430         exceptions_failbit.cc: Likewise.
3431         * testsuite/27_io/basic_istream/extractors_other/char/
3432         exceptions_null.cc: Likewise.
3433         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3434         exceptions_null.cc: Likewise.
3435         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3436         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3437         * testsuite/27_io/basic_ostream/inserters_other/char/
3438         exceptions_null.cc: Likewise.
3439         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3440         exceptions_null.cc: Likewise.
3441         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3442
3443         PR libstdc++/60936
3444         * src/c++11/Makefile.am: Add new files.
3445         * src/c++11/Makefile.in: Regenerate.
3446         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3447         (operator<<, operator>>, getline): Move explicit instantiations to ...
3448         * src/c++11/cow-string-io-inst.cc: ... new file.
3449         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3450         (operator<<, operator>>, getline): Move explicit instantiations to ...
3451         * src/c++11/cow-wstring-io-inst.cc: ... new file.
3452         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
3453         (__throw_future_error, __throw_bad_function_call):
3454         (__throw_regex_error): Move functions for C++11 exceptions to the
3455         files that define the exception types.
3456         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
3457         * src/c++11/future.cc (__throw_future_error): Likewise.
3458         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
3459         * src/c++11/regex.cc (__throw_regex_error): Likewise.
3460         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
3461         representation directly instead of calling __int_to_char.
3462         * src/c++11/sso_string.cc (__sso_string): New file for definition
3463         of __sso_string type.
3464         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3465         explicit instantiations of narrow string I/O functions.
3466         * src/c++11/system_error.cc (__throw_system_error): Move here.
3467         (__sso_string): Move to new file.
3468         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3469         explicit instantiations of wide string I/O functions.
3470         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
3471         (operator>>, getline): Remove explicit instantiations from here.
3472
3473 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
3474
3475         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
3476
3477 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3478
3479         * configure.host: Separate Solaris/SPARC and x86 baselines.
3480         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
3481         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
3482         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
3483         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
3484         ... here.
3485         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
3486         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
3487         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
3488         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
3489         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
3490         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
3491         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
3492         ... here.
3493         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
3494         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
3495         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
3496
3497         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
3498         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
3499         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
3500         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
3501         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
3502         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
3503
3504 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
3505
3506         PR libstdc++/78346
3507         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
3508         not its referent.
3509         (_Iter_comp_to_iter): Likewise.
3510         * testsuite/25_algorithms/search/78346.cc: New test.
3511
3512         PR libstdc++/79254
3513         * config/abi/pre/gnu.ver: Remove recently added symbols.
3514         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3515         (basic_string::_M_copy_assign): Remove.
3516         (basic_string::operator=(const basic_string&)): Don't dispatch to
3517         _M_copy_assign. If source object is small just deallocate, otherwise
3518         perform new allocation before making any changes.
3519         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3520         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3521         Remove.
3522         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3523         Test cases where the allocators are equal or the string is small.
3524         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3525         Likewise.
3526
3527 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
3528
3529         Implement LWG 2825, LWG 2756 breaks class template argument
3530         deduction for optional.
3531         * include/std/optional: Add a deduction guide.
3532         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
3533
3534 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
3535
3536         PR libstdc++/79254
3537         * config/abi/pre/gnu.ver: Add new symbols.
3538         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3539         (basic_string::_M_copy_assign): New overloaded functions to perform
3540         copy assignment.
3541         (basic_string::operator=(const basic_string&)): Dispatch to
3542         _M_copy_assign.
3543         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3544         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3545         Define, performing rollback on exception.
3546         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3547         Test exception-safety guarantee.
3548         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3549         Likewise.
3550         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
3551         std::swap visible.
3552
3553 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
3554
3555         PR libstdc++/70607
3556         * include/tr1/complex (conj): Remove using-declaration and restore
3557         overloads, reverting previous change.
3558
3559         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
3560         mode.
3561         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3562         Mark as unsupported in C++98 mode.
3563         * testsuite/23_containers/queue/requirements/constructible.cc:
3564         Likewise.
3565         * testsuite/23_containers/stack/requirements/constructible.cc:
3566         Likewise.
3567         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
3568
3569         PR libstdc++/79243
3570         * include/bits/c++config (literals::string_view_literals::__7): Add.
3571         Only declare versioned namespaces for the relevant C++ dialects.
3572         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
3573         Add versioning macros.
3574         * include/experimental/bits/lfts_config.h:
3575         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
3576         * include/experimental/string_view (fundamentals_v2::__detail):
3577         Add versioning macros.
3578         (fundamentals_v2::__detail::__identity): Remove.
3579         (fundamentals_v2::__detail::__idt): Use common_type instead of
3580         __detail::__identity.
3581         * include/std/string_view (__detail::__identity, __detail::__idt):
3582         Likewise.
3583         (literals::string_view_literals): Fix nesting of versioning macros.
3584
3585         PR libstdc++/79190
3586         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
3587         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
3588         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
3589         Retrieve original pointer value allocated by malloc.
3590         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
3591         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
3592         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
3593         Define, adjusting pointer value allocated by malloc and storing for
3594         retrieval by operator delete.
3595
3596 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3597
3598         * libsupc++/eh_atomics.h: Update copyright years.
3599         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
3600
3601 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
3602
3603         PR libstdc++/61791
3604         PR libstdc++/70607
3605         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
3606         (proj(T), conj(T)): Change return types per DR 1522.
3607         * include/tr1/complex (conj): Remove overloads and use std::conj.
3608         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
3609         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
3610         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
3611         real(T) and imag(T). Allow testing for C++11 too.
3612
3613 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
3614
3615         PR libstdc++/79206
3616         * include/experimental/string_view (operator==): Check sizes first.
3617         * include/std/string_view (operator==): Likewise.
3618
3619 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3620
3621         * testsuite/experimental/array/make_array.cc: Restore <functional>
3622         inclusion.
3623
3624 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3625
3626         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
3627
3628 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3629
3630         PR libstdc++/79195
3631         * include/experimental/array (__make_array_elem): New class template
3632         and partial specialization.
3633         (__is_reference_wrapper): Move into __make_array_elem specialization.
3634         (make_array): Use __make_array_elem to determine element type and move
3635         static assertion into specialization. Qualify std::forward call.
3636         (to_array): Add exception specifiation.
3637         * testsuite/experimental/array/make_array.cc: Test argument types
3638         without a common type.
3639         * testsuite/experimental/array/neg.cc: Adjust expected error message.
3640
3641 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3642
3643         * doc/xml/manual/debug.xml: code.google.com uses https now.
3644
3645 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3646
3647         * doc/xml/manual/test.xml: Fix link into gccint online manual.
3648
3649 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
3650
3651         Make poisoned hashes SFINAE away the call operator of the hash.
3652         * include/bits/functional_hash.h
3653         (__poison_hash::__enable_hash_call): New.
3654         * include/std/optional (__optional_hash_call_base): New.
3655         (hash<optional<_Tp>>): Derive from the new base,
3656         move the hash function into that base.
3657         * include/std/variant (__variant_hash_call_base_impl): New.
3658         (__variant_hash_call_base): Likewise.
3659         (hash<variant<_Types...>>): Derive from the new base,
3660         move the hash function into that base.
3661         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
3662         * testsuite/20_util/variant/hash.cc: Likewise.
3663
3664 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
3665
3666         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
3667         * configure: Regenerate.
3668
3669 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
3670
3671         PR libstdc++/69240
3672         * include/bits/random.h (uniform_real_distribution::param_type)
3673         (normal_distribution::param_type, lognormal_distribution::param_type)
3674         (gamma_distribution::param_type, chi_squared_distribution::param_type)
3675         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
3676         (student_t_distribution::param_type)
3677         (bernoulli_distribution::param_type, binomial_distribution::param_type)
3678         (geometric_distribution::param_type)
3679         (negative_binomial_distribution::param_type)
3680         (poisson_distribution::param_type)
3681         (exponential_distribution::param_type)
3682         (weibull_distribution::param_type)
3683         (extreme_value_distribution::param_type)
3684         (discrete_distribution::param_type)
3685         (piecewise_constant_distribution::param_type)
3686         (piecewise_linear_distribution::param_type): Define operator!=.
3687         * include/bits/uniform_int_dist.h
3688         (uniform_int_distribution::param_type): Likewise.
3689         * include/ext/random (beta_distribution::param_type)
3690         (rice_distribution::param_type, nakagami_distribution::param_type)
3691         (pareto_distribution::param_type, k_distribution::param_type)
3692         (arcsine_distribution::param_type, hoyt_distribution::param_type)
3693         (triangular_distribution::param_type)
3694         (von_mises_distribution::param_type)
3695         (hypergeometric_distribution::param_type)
3696         (logistic_distribution::param_type)
3697         (uniform_on_sphere_distribution::param_type)
3698         (uniform_inside_sphere_distribution::param_type): Likewise.
3699         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
3700         Test construction with param_type.
3701         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
3702         Likewise.
3703         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
3704         Likewise.
3705         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
3706         Likewise.
3707         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
3708         Likewise.
3709         * testsuite/26_numerics/random/extreme_value_distribution/cons/
3710         parms.cc: Likewise.
3711         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
3712         Likewise.
3713         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
3714         Likewise.
3715         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
3716         Likewise.
3717         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
3718         Likewise.
3719         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
3720         parms.cc: Likewise.
3721         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
3722         Likewise.
3723         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
3724         Likewise.
3725         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
3726         Likewise.
3727         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
3728         Likewise.
3729         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
3730         Likewise.
3731         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
3732         Likewise.
3733         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
3734         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
3735         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
3736         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
3737         Likewise.
3738         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
3739         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
3740         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
3741         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
3742         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
3743         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
3744         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
3745         Likewise.
3746         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
3747         parms.cc: Likewise.
3748         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
3749
3750         PR libstdc++/72792
3751         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
3752         (__allocator_traits_base::__size_type): Remove.
3753         (allocator_traits::_Ptr): New class template to detect const and void
3754         pointer types without instantiating pointer_traits::rebind
3755         unnecessarily.
3756         (allocator_traits::_Diff): Likewise for detecting difference_type.
3757         (allocator_traits::_Size): New class template to detect size_type
3758         without instantiating make_unsigned unnecessarily.
3759         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
3760         __detected_or_t instead of __detected_or_t_.
3761         * include/std/type_traits (__detected_or_t_): Remove.
3762         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
3763
3764         PR libstdc++/72792
3765         PR libstdc++/72793
3766         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
3767         Replace with class template using void_t.
3768         (__alloc_rebind): Define in terms of
3769         __allocator_traits_base::__rebind.
3770         (allocator_traits): Remove unconditional static_assert for
3771         rebind_alloc.
3772         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
3773         (pointer_traits::__rebind): Replace with class template using void_t.
3774         (pointer_traits::rebind): Define in terms of __rebind.
3775         (pointer_traits): Remove unconditional static_assert for rebind.
3776         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
3777         * testsuite/20_util/pointer_traits/rebind.cc: New test.
3778
3779         PR libstdc++/69321
3780         * include/experimental/any (__any_caster): Avoid instantiating
3781         manager function for types that can't be stored in any.
3782         * include/std/any (__any_caster): Likewise.
3783         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
3784         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
3785
3786         PR libstdc++/64903
3787         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
3788         std::advance.
3789
3790 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
3791
3792         PR libstdc++/79156
3793         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
3794         Fix return type.
3795         (__enable_shared_from_this): Declare __shared_ptr as a friend.
3796         * testsuite/ext/shared_ptr/1.cc: New test.
3797
3798         PR libstdc++/64903
3799         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
3800         point.
3801         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
3802
3803         * doc/xml/manual/abi.xml: Fix typo.
3804         * doc/html/manual/abi.html: Likewise.
3805
3806         PR libstdc++/67085
3807         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
3808         converting constructors from _Iter_less_iter.
3809         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
3810         _Iter_comp_iter.
3811         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
3812         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
3813         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
3814         (__make_heap, __sort_heap): Change _Compare parameters to references.
3815         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
3816         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
3817         functions as lvalues.
3818         (is_heap): Call __is_heap_until directly to avoid copying __comp.
3819         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
3820         count copies during construction with empty sequence.
3821
3822         PR libstdc++/67085
3823         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
3824         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
3825         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
3826         number of copies.
3827         * testsuite/25_algorithms/make_heap/movable.cc: New test.
3828
3829         PR libstdc++/67085
3830         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
3831         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
3832         _GLIBCXX_MOVE when passing comparison function to other functions.
3833         (is_heap_until, is_heap): Use std::move when passing comparison
3834         function.
3835         * testsuite/23_containers/priority_queue/67085.cc: New test.
3836
3837         PR libstdc++/78905
3838         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
3839         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
3840         Document that the deprecated _GLIBCXX_VERSION macro was removed for
3841         the 4.0.0 release.
3842         * doc/html/*: Regenerate.
3843         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
3844         * include/Makefile.in: Regenerate.
3845         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
3846         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
3847         dg-error.
3848
3849 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
3850
3851         PR libstdc++/69301
3852         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
3853         aligned buffer instead of default-initialized variable.
3854         * testsuite/29_atomics/atomic/69301.cc: New test.
3855         * include/experimental/memory (observer_ptr::release): Use reserved
3856         name.
3857         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
3858         (_Pointer_adapter::operator--(int)): Likewise.
3859
3860         PR libstdc++/68925
3861         * include/experimental/random (randint): Use temporary instead of
3862         thread_local static.
3863
3864 2017-01-17  Joshua Conner  <joshconner@google.com>
3865
3866         * crossconfig.m4: Add fuchsia OS.
3867         * configure: Regenerate.
3868
3869 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
3870
3871         PR libstdc++/69699
3872         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
3873         __GLIBCXX__ macro is not useful. Remove redundant date information
3874         and link to the GCC release timeline.
3875         (abi.versioning.active): Move partial sentence into the previous
3876         paragraph.
3877         * doc/html/*: Regenerate.
3878
3879         PR libstdc++/79114
3880         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
3881         of remove_reference.
3882         * testsuite/18_support/nested_exception/79114.cc: New test.
3883
3884 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
3885
3886         PR other/79046
3887         * configure.ac: Add GCC_BASE_VER.
3888         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
3889         get version from BASE-VER file.
3890         * po/Makefile.in: Regenerated.
3891         * libsupc++/Makefile.in: Regenerated.
3892         * testsuite/Makefile.in: Regenerated.
3893         * src/Makefile.in: Regenerated.
3894         * configure: Regenerated.
3895         * Makefile.in: Regenerated.
3896         * include/Makefile.in: Regenerated.
3897         * doc/Makefile.in: Regenerated.
3898         * python/Makefile.in: Regenerated.
3899         * src/c++11/Makefile.in: Regenerated.
3900         * src/c++98/Makefile.in: Regenerated.
3901         * src/filesystem/Makefile.in: Regenerated.
3902
3903 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
3904
3905         PR libstdc++/66145
3906         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
3907         exceptions.
3908         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
3909         for test, so new ios::failure can be caught.
3910         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3911         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3912         exceptions_failbit.cc: Likewise.
3913         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3914         exceptions_failbit.cc: Likewise.
3915         * testsuite/27_io/basic_istream/extractors_other/char/
3916         exceptions_null.cc: Likewise.
3917         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3918         exceptions_null.cc: Likewise.
3919         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3920         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3921         * testsuite/27_io/basic_ostream/inserters_other/char/
3922         exceptions_null.cc: Likewise.
3923         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3924         exceptions_null.cc: Likewise.
3925         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3926
3927         PR libstdc++/78702
3928         * include/bits/locale_classes.h (locale::facet::__shim): Change from
3929         private to protected.
3930         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
3931         make locale::facet::__shim accessible.
3932
3933 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
3934
3935         PR libstdc++/78389
3936         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
3937         (merge(list&&, _StrictWeakOrdering)): Likewise.
3938         * testsuite/23_containers/list/operations/78389.cc: Add
3939         better test for the sizes.
3940
3941 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
3942
3943         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
3944         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
3945         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
3946         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
3947         Likewise.
3948         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
3949         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
3950         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
3951         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
3952         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
3953         Likewise.
3954         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
3955         Likewise.
3956         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
3957         Likewise.
3958         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
3959         Likewise.
3960         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
3961         Likewise.
3962         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
3963         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
3964         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
3965         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
3966         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
3967         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
3968         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
3969         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
3970         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
3971         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
3972         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
3973         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
3974         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3975
3976 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3977
3978         PR libstdc++/65411
3979         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
3980         retry fclose on EINTR.
3981
3982         * include/profile/base.h: Remove unused header that leads to header
3983         cycle in C++17 mode.
3984
3985         PR libstdc++/79075
3986         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
3987         Make _If_sv private.
3988         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
3989         basic_string_view arguments.
3990
3991         PR libstdc++/79075
3992         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
3993         redundant option from cxxflags.
3994         (check_effective_target_cxx11-abi): Define.
3995         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
3996         effective target.
3997         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
3998         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3999         Likewise.
4000         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
4001         Likewise.
4002         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
4003         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
4004         Likewise.
4005         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
4006         Likewise.
4007         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
4008         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
4009         Likewise.
4010         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
4011         Likewise.
4012         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
4013         Likewise.
4014         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
4015         Likewise.
4016         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
4017         Likewise.
4018         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
4019         Likewise.
4020         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
4021         Likewise.
4022         * testsuite/23_containers/list/61347.cc: Likewise.
4023         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
4024         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
4025
4026 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
4027
4028         PR libstdc++/78389
4029         * include/bits/list.tcc (merge(list&&)):
4030         Adjust list sizes if the comparator throws.
4031         (merge(list&&, _StrictWeakOrdering)): Likewise.
4032         (sort()): Splice elements back from the scratch buffers
4033         if the comparator throws.
4034         (sort(_StrictWeakOrdering)): Likewise.
4035         * testsuite/23_containers/list/operations/78389.cc: New.
4036
4037 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
4038
4039         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
4040         XFAIL for C++17 until node reinsertion supports fancy pointers.
4041
4042         PR libstdc++/78361
4043         * testsuite/20_util/add_pointer/value.cc: Test forming function
4044         pointers.
4045
4046 2017-01-13  Michael Brune  <lucdanton@free.fr>
4047
4048         PR libstdc++/78361
4049         * include/std/type_traits (__is_referenceable): Handle noexcept
4050         function types.
4051
4052 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
4053
4054         PR libstdc++/77528
4055         * include/bits/stl_queue.h (queue, priority_queue): Remove default
4056         member-initializers and define default constructors as templates with
4057         constraints.
4058         * include/bits/stl_stack.h (stack): Likewise.
4059         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
4060         New.
4061         * testsuite/23_containers/priority_queue/requirements/
4062         explicit_instantiation/1.cc: Test more instantiations.
4063         * testsuite/23_containers/priority_queue/requirements/
4064         explicit_instantiation/1_c++98.cc: Likewise.
4065         * testsuite/23_containers/queue/requirements/constructible.cc: New.
4066         * testsuite/23_containers/stack/requirements/constructible.cc: New.
4067
4068         PR libstdc++/66284
4069         * doc/xml/manual/intro.xml: Document LWG 2781 change.
4070         * doc/html/*: Regenerate.
4071         * include/std/functional (_Function_base::_Ref_manager): Remove.
4072         (_Function_handler): Remove partial specializations for
4073         reference_wrapper.
4074         (function::target): Remove special case for const qualification.
4075         * testsuite/20_util/function/6.cc: Adjust tests for target type.
4076         * testsuite/20_util/function/7.cc: Likewise.
4077         * testsuite/20_util/function/8.cc: Likewise.
4078
4079 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
4080
4081         PR libstdc++/78134
4082         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
4083         (map::equal_range): Fix return type of heterogeneous overloads.
4084         * include/bits/stl_multimap.h (multimap::lower_bound)
4085         (multimap::upper_bound, multimap::equal_range): Likewise.
4086         * include/bits/stl_multiset.h (multiset::lower_bound)
4087         (multiset::upper_bound, multiset::equal_range): Likewise.
4088         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
4089         (set::equal_range): Likewise.
4090         * testsuite/23_containers/map/operations/2.cc
4091         * testsuite/23_containers/multimap/operations/2.cc
4092         * testsuite/23_containers/multiset/operations/2.cc
4093         * testsuite/23_containers/set/operations/2.cc
4094
4095         PR libstdc++/78273
4096         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
4097         the heterogeneous comparison can only find one match.
4098         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
4099         * testsuite/23_containers/map/operations/2.cc: Test count works with
4100         comparison function that just partitions rather than sorting.
4101         * testsuite/23_containers/set/operations/2.cc: Likewise.
4102
4103 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
4104
4105         Reduce the size of variant, it doesn't need an index of
4106         type size_t internally.
4107         * include/std/variant (parse_numbers.h): New include.
4108         (__select_index): New.
4109         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
4110         _index_type for comparison with variant_npos.
4111         (_Variant_storage<false, _Types...>::__index_type): New.
4112         (_Variant_storage<false, _Types...>::_M_index): Change the
4113         type from size_t to __index_type.
4114         (_Variant_storage<true, _Types...>::__index_type): New.
4115         (_Variant_storage<true, _Types...>::_M_index): Change the
4116         type from size_t to __index_type.
4117         (_Variant_base::_M_valid): Use _Storage::__index_type
4118         for comparison with variant_npos.
4119         (variant::index): Use _Base::_Storage::__index_type
4120         for comparison with variant_npos.
4121         * testsuite/20_util/variant/index_type.cc: New.
4122
4123 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
4124
4125         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
4126         effective target selector to prevent running in C++17 mode.
4127
4128         PR libstdc++/77528
4129         * include/bits/stl_queue.h (queue::c): Add default member initializer.
4130         (queue::queue()): Add constructor and define as defaulted.
4131         (queue::queue(_Sequence&&)): Remove default argument.
4132         (priority_queue::c, priority_queue::comp): Add default member
4133         initializers.
4134         (priority_queue::priority_queue()): Add constructor and define as
4135         defaulted.
4136         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
4137         Remove default argument for first parameter.
4138         * include/bits/stl_stack.h (stack::c): Add default member initializer.
4139         (stack::stack()): Add constructor and define as defaulted.
4140         (stack::stack(const _Sequence&)): Remove default argument.
4141         * testsuite/23_containers/priority_queue/requirements/
4142         explicit_instantiation/1.cc: Test explicit instantiation with
4143         non-DefaultConstructible sequence.
4144         * testsuite/23_containers/priority_queue/77528.cc: New test.
4145         * testsuite/23_containers/priority_queue/requirements/
4146         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
4147         * testsuite/23_containers/queue/77528.cc: New test.
4148         * testsuite/23_containers/queue/requirements/explicit_instantiation/
4149         1.cc: Test explicit instantiation with non-DefaultConstructible
4150         sequence.
4151         * testsuite/23_containers/queue/requirements/explicit_instantiation/
4152         1_c++0x.cc: Replace with 1_c++98.cc.
4153         * testsuite/23_containers/stack/77528.cc: New test.
4154         * testsuite/23_containers/stack/requirements/explicit_instantiation/
4155         1.cc: Test explicit instantiation with non-DefaultConstructible
4156         sequence.
4157         * testsuite/23_containers/stack/requirements/explicit_instantiation/
4158         1_c++0x.cc: Replace with 1_c++98.cc.
4159
4160 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
4161
4162         * include/bits/locale_facets_nonio.tcc
4163         (time_get::_M_extract_via_format): Avoid compilation errors with
4164         non-standard struct tm.
4165
4166 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
4167             Jonathan Wakely  <jwakely@redhat.com>
4168
4169         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
4170         (is_specialization, strip_versioned_namespace): New helpers functions
4171         to work with symbols in the versioned namespace.
4172         (Printer.add_version): Add second name using versioned namespace.
4173         (add_one_template_type_printer, add_one_type_printer): Add second
4174         type printers using versioned namespace.
4175         (register_type_printers): Add template type printer for basic_string.
4176         (build_libstdcxx_dictionary): Remove dead code.
4177         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
4178         versioned namespace.
4179         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
4180         results.
4181         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
4182
4183 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
4184
4185         PR libstdc++/79017
4186         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
4187         functions separately on darwin and if they're missing define
4188         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
4189         * config.h.in: Regenerate.
4190         * configure: Regenerate.
4191         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
4192         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
4193
4194         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
4195         to detect correct thread_local destructors.
4196         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
4197         Define.
4198
4199 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
4200             Aditya Kumar  <hiraditya@msn.com>
4201
4202         PR libstdc++/66414
4203         * include/bits/basic_string.tcc
4204         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
4205
4206 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
4207
4208         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
4209         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
4210
4211         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
4212         Include <cassert> header.
4213
4214         PR libstdc++/78968
4215         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
4216         * configure: Regenerate.
4217
4218 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
4219             Jonathan Wakely  <jwakely@redhat.com>
4220
4221         * include/std/variant (variant, swap): Replace __and_ usage with fold
4222         expressions.
4223
4224 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4225
4226         PR go/78978
4227         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
4228         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
4229         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
4230         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
4231         HWCAP_FLAGS.
4232         * aclocal.m4: Regenerate.
4233         * configure: Regenerate.
4234         * Makefile.in, doc/Makefile.in, include/Makefile.in,
4235         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
4236         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
4237         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
4238
4239 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
4240
4241         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
4242
4243         PR libstdc++/78991
4244         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
4245         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
4246         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
4247         move function objects.
4248         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
4249         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
4250         * testsuite/25_algorithms/sort/78991.cc: New test.
4251
4252 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
4253
4254         * include/bits/std_function.h (function::_Signature_type): Remove.
4255         (function::function(_Functor)): Adjust.
4256
4257 2017-01-05  Tim Shen  <timshen@google.com>
4258
4259         PR libstdc++/78996
4260         * include/std/variant (__gen_vtable_impl): rename __unused to
4261         __dimensions to avoid naming conflict.
4262
4263 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
4264
4265         PR libstdc++/78968
4266         * config.h.in: Regenerate.
4267         * configure: Likewise.
4268         * configure.ac: Check for __cxa_thread_atexit.
4269         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
4270         Don't define __cxa_thread_atexit if libc provides it.
4271
4272 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
4273
4274         Implement 2801, Default-constructibility of unique_ptr.
4275         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
4276         (unique_ptr::_DeleterConstraint): Likewise.
4277         (unique_ptr()): Constrain.
4278         (unique_ptr(pointer)): Likewise.
4279         (unique_ptr(nullptr_t)): Likewise.
4280         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
4281         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
4282         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
4283         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
4284         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
4285         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
4286         * testsuite/20_util/unique_ptr/cons/default.cc: New.
4287         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
4288
4289 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
4290             Jonathan Wakely  <jwakely@redhat.com>
4291
4292         PR libstdc++/64735
4293         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
4294         * config.h.in: Regenerate.
4295         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
4296         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
4297         exports for exception_ptr, nested_exception, and future conditional.
4298         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
4299         exports for exception_ptr, nested_exception, and future conditional.
4300         * configure: Regenerate.
4301         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
4302         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
4303         * libsupc++/eh_atomics.h: New file for internal use only.
4304         (__eh_atomic_inc, __eh_atomic_dec): New.
4305         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
4306         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
4307         (rethrow_exception): Use eh_atomics.h reference counting helpers.
4308         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
4309         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
4310         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
4311         * libsupc++/exception_ptr.h: Likewise.
4312         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
4313         * libsupc++/nested_exception.cc: Remove check for
4314         ATOMIC_INT_LOCK_FREE.
4315         * libsupc++/nested_exception.h: Likewise.
4316         * src/c++11/future.cc: Likewise.
4317         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
4318         * testsuite/18_support/nested_exception/*: Likewise.
4319         * testsuite/30_threads/async/*: Likewise.
4320         * testsuite/30_threads/future/*: Likewise.
4321         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
4322         * testsuite/30_threads/packaged_task/*: Likewise.
4323         * testsuite/30_threads/promise/*: Likewise.
4324         * testsuite/30_threads/shared_future/*: Likewise.
4325
4326 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
4327
4328         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
4329         defaults to https; adjust reference.
4330
4331 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
4332
4333         PR libstdc++/78956
4334         * include/std/thread (thread(const thread&&)): Add deleted
4335         constructor.
4336         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
4337
4338         * doc/xml/manual/spine.xml: Update copyright years.
4339         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
4340         * doc/xml/manual/test.xml: Likewise.
4341         * doc/html/*: Regenerate.
4342
4343 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
4344
4345         * doc/xml/faq.xml: Update address of C++ ABI link.
4346         * doc/xml/manual/abi.xml: Ditto.
4347
4348 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
4349
4350         Update copyright years.
4351 \f
4352 Copyright (C) 2017 Free Software Foundation, Inc.
4353
4354 Copying and distribution of this file, with or without modification,
4355 are permitted in any medium without royalty provided the copyright
4356 notice and this notice are preserved.