libstdc++-v3/ChangeLog

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