libstdc++-v3/ChangeLog

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