libstdc++-v3/ChangeLog

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