libstdc++-v3/ChangeLog

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