libstdc++-v3/ChangeLog

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