libstdc++-v3/ChangeLog

   1 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         PR libstdc++/80624
   4         * doc/xml/manual/status_cxx2011.xml: Document to_int_type behaviour.
   5         * include/bits/char_traits.h (char_traits<char16_t>::to_int_type):
   6         Transform eof value to U+FFFD.
   7         * testsuite/21_strings/char_traits/requirements/char16_t/eof.cc: New.
   8         * testsuite/27_io/basic_streambuf/sgetc/char16_t/80624.cc: New.
   9         * testsuite/27_io/basic_streambuf/sputc/char16_t/80624.cc: New.
  10
  11         * libsupc++/Makefile.am: Remove custom targets for files that need to
  12         be compiled as C++11 or C++14.
  13         * libsupc++/Makefile.in: Regenerate.
  14         * libsupc++/del_ops.cc: Use pragma to disable -Wsized-deallocation
  15         warnings.
  16         * libsupc++/del_opvs.cc: Likewise.
  17
  18 2017-06-02  Richard Biener  <rguenther@suse.de>
  19         Markus Eisenmann  <meisenmann.lba@fh-salzburg.ac.at>
  20
  21         PR libstdc++/80721
  22         * libsupc++/eh_alloc.cc (pool::free): Keep list properly
  23         sorted and add missing freelist item merging cases.
  24
  25 2017-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  26
  27         (GLIBCXX_CROSSCONFIG): Handle *-solaris* like *-linux* etc.
  28         Remove *-solaris* section.
  29         * configure: Regenerate.
  30
  31 2017-05-31  Jonathan Wakely  <jwakely@redhat.com>
  32
  33         PR libstdc++/80893
  34         * include/bits/stl_bvector.h (vector<bool>::_M_initialize): Avoid
  35         null pointer dereference when size is zero.
  36         * testsuite/23_containers/vector/bool/80893.cc: New.
  37         * testsuite/util/testsuite_allocator.h (PointerBase::PointerBase):
  38         Add non-explicit constructor from nullptr.
  39         (PointerBase::derived() const): Add const-qualified overload.
  40
  41 2017-05-20  Tim Shen  <timshen@google.com>
  42
  43         PR libstdc++/80737
  44         * include/std/variant(variant::variant): SFINAE on is_same first.
  45         * testsuite/20_util/variant/any.cc: test case.
  46
  47 2017-05-24  Jonathan Wakely  <jwakely@redhat.com>
  48
  49         * src/c++11/random.cc (random_device::_M_getentropy): Use __CHAR_BIT__
  50         instead of fixed number of bits.
  51
  52 2017-05-24  Andreas Schwab  <schwab@suse.de>
  53
  54         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
  55         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Likewise.
  56
  57 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
  58             Jonathan Wakely  <jwakely@redhat.com>
  59
  60         PR libstdc++/67578
  61         * acinclude.m4: Bump libtool_VERSION.
  62         * config/abi/pre/gnu.ver: Create GLIBCXX_3.4.24 with new symbol.
  63         * config.h.in: Regenerate.
  64         * configure: Regenerate.
  65         * configure.ac: Add test for <linux/random.h>.
  66         * doc/xml/manual/abi.xml: Document new library version.
  67         * include/bits/random.h (random_device::entropy)
  68         [_GLIBCXX_USE_RANDOM_TR1]: Add call to new _M_getentropy member.
  69         (random_device::_M_getentropy): Declare.
  70         * src/c++11/random.cc (random_device::_M_getentropy): Define.
  71         * testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.24 to known
  72         versions, and make it the latest version.
  73
  74 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
  75
  76         PR libstdc++/67214
  77         * include/bits/locale_facets.tcc (num_get::_M_extract_int): Add
  78         explicit conversion to avoid signed overflow.
  79
  80 2017-05-19  Jonathan Wakely  <jwakely@redhat.com>
  81
  82         PR libstdc++/80796
  83         * include/bits/stl_algo.h (search): Add new overload for C++17.
  84         * testsuite/25_algorithms/search/searcher.cc: New.
  85
  86 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
  87
  88         PR libstdc++/80478
  89         * include/std/functional (_Mem_fn_traits_base): Add specializations
  90         for noexcept member function types.
  91         * testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
  92
  93 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
  94
  95         * doc/xml/manual/policy_data_structures.xml: Fix typo.
  96         * doc/xml/manual/test_policy_data_structures.xml: Likewise.
  97         * doc/html/*: Regenerate.
  98
  99         * doc/xml/manual/abi.xml: Document latest library versions.
 100         * doc/xml/manual/build_hacking.xml: Document requirement to update
 101         abi.xml when bumping library versions.
 102         * doc/html/*: Regenerate.
 103
 104 2017-05-17  Jonathan Wakely  <jwakely@redhat.com>
 105
 106         * include/bits/refwrap.h: Fix Doxygen warning.
 107         * include/bits/specfun.h: Likewise.
 108         * include/bits/std_function.h: Likewise.
 109         * include/bits/stl_algo.h (set_union, set_intersection)
 110         (set_difference, set_symmetric_difference): Add Doxygen @param tags
 111         for output iterator parameters.
 112         * include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
 113         iterator parameter.
 114         * include/std/mutex (try_lock, lock): Change Mutex to Lockable in
 115         Doxygen comments.
 116
 117 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
 118
 119         Implement new C++ intrinsics __is_assignable and __is_constructible.
 120         * include/std/type_traits (__do_is_static_castable_impl): Remove.
 121         (__is_static_castable_impl, __is_static_castable_safe): Likewise.
 122         (__is_static_castable, __do_is_direct_constructible_impl): Likewise.
 123         (__is_direct_constructible_impl): Likewise.
 124         (__is_direct_constructible_new_safe): Likewise.
 125         (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
 126         (__is_direct_constructible_ref_cast): Likewise.
 127         (__is_direct_constructible_new, __is_direct_constructible): Likewise.
 128         (__do_is_nary_constructible_impl): Likewise.
 129         (__is_nary_constructible_impl, __is_nary_constructible): Likewise.
 130         (__is_constructible_impl): Likewise.
 131         (is_constructible): Call the intrinsic.
 132         (__is_assignable_helper): Remove.
 133         (is_assignable): Call the intrinsic.
 134         (is_trivially_constructible): Likewise.
 135         (__is_trivially_copy_constructible_impl): New.
 136         (is_trivially_copy_constructible): Use it.
 137         (__is_trivially_move_constructible_impl): New.
 138         (is_trivially_move_constructible): Use it.
 139         (is_trivially_assignable): Call the intrinsic.
 140         (__is_trivially_copy_assignable_impl): New.
 141         (is_trivially_copy_assignable): Use it.
 142         (__is_trivially_move_assignable_impl): New.
 143         (is_trivially_move_assignable): Use it.
 144         (testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
 145         (testsuite/20_util/is_trivially_copy_assignable/value.cc):
 146         Add test for void.
 147         (testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
 148         (testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
 149         (testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
 150         (testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
 151         (testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
 152         Likewise.
 153
 154 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
 155
 156         * testsuite/experimental/source_location/1.cc: Change expected result
 157         for source_location::current() used in default member initializer.
 158
 159         * doc/xml/manual/status_cxx2017.xml: Update status table.
 160         * doc/html/*: Regenerate.
 161         * include/Makefile.am: Add new header.
 162         * include/Makefile.in: Regenerate.
 163         * include/experimental/source_location: New header implementing N4519.
 164         * testsuite/experimental/source_location/1.cc: New test.
 165
 166         PR libstdc++/80285
 167         * include/bits/shared_ptr_base.h [!__cpp_rtti] (type_info): Declare
 168         outside versioned namespace.
 169
 170         * configure: Regenerate.
 171
 172 2017-05-16  Marc Glisse  <marc.glisse@inria.fr>
 173
 174         * include/std/optional (_Optional_base::_M_get): Check precondition.
 175         * testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
 176
 177 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
 178
 179         * doc/xml/manual/appendix_contributing.xml: Link to test docs and
 180         note higher DejaGnu version requirement.
 181         * doc/html/*: Regenerate.
 182
 183         * doc/xml/manual/appendix_contributing.xml: Link to the list of bad
 184         identifiers.
 185         * doc/html/*: Regenerate.
 186
 187 2017-05-15  Jonathan Wakely  <jwakely@redhat.com>
 188
 189         PR libstdc++/80761
 190         * include/bits/node_handle.h (_Node_insert_return): Reorder members.
 191         (tuple_size, tuple_element): Remove partial specializations.
 192         * include/bits/stl_tree.h (_Rb_tree::insert_return_type): Use
 193         const_iterator for std::set.
 194         * testsuite/23_containers/map/modifiers/extract.cc: New.
 195         * testsuite/23_containers/set/modifiers/extract.cc: New.
 196         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
 197         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
 198
 199 2017-05-12  Jonathan Wakely  <jwakely@redhat.com>
 200
 201         PR libstdc++/78939
 202         * include/std/utility (tuple_size<cv T>): Only define partial
 203         specializations when tuple_size<T>::value is valid.
 204         * testsuite/20_util/tuple/78939.cc: New.
 205         * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New.
 206
 207 2017-05-11  François Dumont  <fdumont@gcc.gnu.org>
 208
 209         * include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION]
 210         (_Rb_tree_impl<>): Remove _Is_pod_comparator
 211         template parameter.
 212
 213         * include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
 214         (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
 215         (__gnu_debug::_Error_formatter::_Parameter::_M_print_description):
 216         Remove.
 217         (__gnu_debug::_Error_formatter::_M_format_word): Remove.
 218         (__gnu_debug::_Error_formatter::_M_print_word): Remove.
 219         (__gnu_debug::_Error_formatter::_M_print_string): Remove.
 220         (__gnu_debug::_Error_formatter::_M_get_max_length): Remove.
 221         * src/c++11/debug.cc: Adapt.
 222         * config/abi/pre/gnu-versioned-namespace.ver: Adapt.
 223
 224 2017-05-11  Jonathan Wakely  <jwakely@redhat.com>
 225
 226         * doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
 227         * doc/xml/manual/mt_allocator.xml: Likewise.
 228         * doc/html/*: Regenerate.
 229
 230         PR libstdc++/80285
 231         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define
 232         function to get unique fake std::type_info reference.
 233         (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to
 234         _S_ti() fake reference.
 235         (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share
 236         single implementation with or without RTTI enable.
 237         [!__cpp_rtti]: Pass fake reference to _M_get_deleter.
 238         * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected
 239         allocation and deallocation counts.
 240         * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New.
 241         * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
 242         New.
 243
 244 2017-05-10  François Dumont  <fdumont@gcc.gnu.org>
 245
 246         Bump version namespace.
 247         * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace
 248         from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0.
 249         * acinclude.m4 (libtool_VERSION): Bump to 8:0:0.
 250         * include/bits/c++config: Adapt.
 251         * include/bits/regex.h: Adapt.
 252         * include/experimental/bits/fs_fwd.h: Adapt.
 253         * include/experimental/bits/lfts_config.h: Adapt.
 254         * include/std/variant: Adapt.
 255         * python/libstdcxx/v6/printers.py: Adapt.
 256         * testsuite/libstdc++-prettyprinters/48362.cc: Adapt.
 257
 258         * include/bits/stl_algobase.h (std::__iter_swap<false>): Remove
 259         _GLIBCXX_MOVE usage.
 260
 261 2017-05-09  Jason Merrill  <jason@redhat.com>
 262
 263         * testsuite/24_iterators/container_access.cc (test03): Make il3 static.
 264
 265 2017-05-08  Jonathan Wakely  <jwakely@redhat.com>
 266
 267         * include/std/optional: Use a separate static_assert per condition.
 268         * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
 269         numbers.
 270
 271         * doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour.
 272         * doc/html/*: Regenerate.
 273
 274 2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
 275
 276         PR libstdc++/69506
 277         * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
 278
 279 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
 280
 281         * testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
 282         by a note-test.
 283
 284 2017-04-28  Jonathan Wakely  <jwakely@redhat.com>
 285
 286         PR libstdc++/80553
 287         * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static
 288         assertions to ensure type is destructible.
 289         (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h.
 290         * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n):
 291         Move to stl_construct.h.
 292         * testsuite/20_util/specialized_algorithms/memory_management_tools/
 293         destroy_neg.cc: New test.
 294         * testsuite/23_containers/vector/cons/destructible_neg.cc: New test.
 295
 296         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
 297         superfluous "" in dg-error.
 298
 299 2017-04-28  Tom de Vries  <tom@codesourcery.com>
 300
 301         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
 302         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
 303
 304 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
 305
 306         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
 307         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
 308         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
 309         Likewise.
 310
 311 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
 312
 313         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
 314         comment. Ensure first test works because allocator type propagates and
 315         not because is_always_equal is true.
 316         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
 317         testcase that instantiates the move-assignment operator.
 318
 319 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
 320
 321         PR libstdc++/80506
 322         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
 323         number used in loop condition.
 324
 325         PR libstdc++/80504
 326         * include/bits/refwrap.h (ref, cref): Qualify calls.
 327         * testsuite/20_util/reference_wrapper/80504.cc: New test.
 328
 329         PR libstdc++/80493
 330         * include/experimental/optional (optional::swap): Fix exception
 331         specification.
 332
 333 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
 334
 335         PR libstdc++/80316
 336         * include/std/future (_State_baseV2::_Setter::operator()): Remove
 337         _S_check calls that are done after the pointer to the shared state is
 338         already dereferenced.
 339         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
 340         as partial specialization so it can be defined within the definition
 341         of _State_baseV2.
 342         (_State_baseV2::__setter): Call _S_check.
 343         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
 344         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
 345         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
 346         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
 347         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
 348         Use new __setter overload.
 349         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
 350         * testsuite/30_threads/promise/members/set_exception.cc: Test
 351         promise<T&> and promise<void> specializations.
 352         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
 353         Test for no_state error condition.
 354         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
 355
 356         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
 357         of auto_ptr.
 358         * include/bits/shared_ptr.h: Likewise.
 359         * include/bits/shared_ptr_base.h: Likewise.
 360         * include/bits/unique_ptr.h: Likewise.
 361         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
 362         dg-error lineno.
 363         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
 364         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
 365         Likewise.
 366         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
 367         Likewise.
 368
 369 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
 370
 371         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
 372         * include/tr1/exp_integral.tcc: Increase iteration limits.
 373         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
 374         pr68397.cc: New test.
 375         * testsuite/special_functions/14_expint/pr68397.cc: New test.
 376
 377 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
 378
 379         PR libstdc++/79862
 380         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
 381         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
 382         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
 383         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
 384         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
 385         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
 386         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
 387         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
 388         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
 389         define.
 390
 391 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
 392
 393         * doc/xml/manual/abi.xml: Rephrase one of the references to the
 394         Itanium C++ ABI.
 395         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
 396         * doc/html/*: Regenerate.
 397
 398         * libsupc++/new: Update comment on #endif directive.
 399
 400         PR libstdc++/80448
 401         * include/experimental/bits/fs_dir.h (directory_iterator)
 402         (recursive_directory_iterator): Remove noexcept from defaulted
 403         constructors.
 404
 405         PR libstdc++/80446
 406         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
 407         * libsupc++/new (launder): Likewise.
 408
 409 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
 410
 411         * include/std/functional (default_searcher, __boyer_moore_array_base)
 412         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
 413         (boyer_moore_horspool_searcher): Remove redundant namespace
 414         qualification.
 415         (default_searcher::operator()): Construct return value early and
 416         advance second member in-place.
 417         (boyer_moore_horspool_searcher::operator()): Increment random access
 418         iterator directly instead of using std::next.
 419         (boyer_moore_searcher::operator()): Fix return value.
 420         * testsuite/20_util/function_objects/searchers.cc: Check both parts
 421         of return values.
 422
 423 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
 424
 425         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
 426         * doc/xml/manual/abi.xml. Ditto (thrice).
 427
 428 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
 429
 430         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
 431         * doc/html/*: Regenerate.
 432
 433         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
 434         that no longer fail.
 435
 436         * include/bits/ios_base.h: Correct comment.
 437         * testsuite/util/testsuite_hooks.h: Likewise.
 438
 439         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
 440         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
 441         directories for debug, parallel and profile headers.
 442         * doc/html/*: Regenerate.
 443
 444         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
 445         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
 446         (std::char_traits<char>, std::char_traits<wchar_t>): Add
 447         _GLIBCXX17_CONSTEXPR on assign.
 448         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
 449         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
 450         * testsuite/21_strings/char_traits/requirements/
 451         constexpr_functions_c++17.cc: New test.
 452
 453 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 454
 455         PR libstdc++/79141
 456         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
 457         (operator=(typename conditional<
 458         __and_<is_copy_assignable<_T1>,
 459         is_copy_assignable<_T2>>::value,
 460         const pair&, const __nonesuch&>::type)): Change __nonesuch
 461         to __nonesuch_no_braces.
 462         (operator=(typename conditional<
 463         __not_<__and_<is_copy_assignable<_T1>,
 464         is_copy_assignable<_T2>>>::value,
 465         const pair&, const __nonesuch&>::type)): Likewise.
 466         (operator=(typename conditional<
 467         __and_<is_move_assignable<_T1>,
 468         is_move_assignable<_T2>>::value,
 469         pair&&, __nonesuch&&>::type)): Likewise.
 470         * testsuite/20_util/pair/79141.cc: New.
 471
 472 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 473
 474         Implement std::is_aggregate.
 475         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
 476         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
 477         New.
 478         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
 479         * testsuite/20_util/is_aggregate/value.cc: Likewise.
 480
 481 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 482
 483         Adjust optional's pretty printer for LWG 2900.
 484         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
 485         Look at the nested payload in case of non-experimental optional.
 486
 487 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 488
 489         Implement LWG 2900, The copy and move constructors
 490         of optional are not constexpr.
 491         * include/std/optional (_Optional_payload): New.
 492         (_Optional_base): Remove the bool parameter.
 493         (_Optional_base<_Tp, false>): Remove.
 494         (_Optional_base()): Adjust.
 495         (_Optional_base(nullopt_t)): Likewise.
 496         (_Optional_base(in_place_t, _Args&&...)): Likewise.
 497         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
 498         Likewise.
 499         (_Optional_base(const _Optional_base&)): Likewise.
 500         (_Optional_base(_Optional_base&&)): Likewise.
 501         (operator=(const _Optional_base&)): Likewise.
 502         (operator=(_Optional_base&&)): Likewise.
 503         (~_Optional_base()): Remove.
 504         (_M_is_engaged()): Adjust.
 505         (_M_get()): Likewise.
 506         (_M_construct(_Args&&...)): Likewise.
 507         (_M_destruct()): Likewise.
 508         (_M_reset()): Likewise.
 509         (_Optional_base::_Empty_byte): Remove.
 510         (_Optional_base::_M_empty): Remove.
 511         (_Optional_base::_M_payload): Adjust.
 512         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 513         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
 514
 515 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
 516
 517         PR libstdc++/80137
 518         * include/bits/random.tcc (generate_canonical): Use std::nextafter
 519         or numeric_limits::epsilon() to reduce out-of-range values.
 520         * testsuite/26_numerics/random/uniform_real_distribution/operators/
 521         64351.cc: Verify complexity requirement is met.
 522
 523         * doc/xml/manual/abi.xml: Add xml:id anchor.
 524         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
 525         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
 526         (concurrency.io.structure): Add markup.
 527         * doc/html/*: Regenerate.
 528
 529         PR libstdc++/80229
 530         * include/bits/shared_ptr_base.h
 531         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
 532         non-const and then use remove_cv to get unqualified type.
 533         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
 534         cast away constness on object created const.
 535         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
 536
 537 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
 538
 539         PR libstdc++/80183
 540         * include/bits/stl_tree.h:
 541         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
 542
 543 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
 544
 545         * testsuite/23_containers/array/tuple_interface/
 546         tuple_element_debug_neg.cc: Adjust dg-error.
 547         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
 548         define a valid strict weak ordering.
 549         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
 550         Debug Mode, due to debug checks making extra copies of predicate.
 551         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 552         Likewise.
 553
 554         * doc/xml/faq.xml: Add link.
 555         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
 556         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
 557         * doc/xml/manual/io.xml: Update broken link.
 558         * doc/html/*: Regenerate.
 559
 560 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
 561
 562         Implement LWG 2686, Why is std::hash specialized for error_code,
 563         but not error_condition?
 564         * include/std/system_error (hash<error_condition>): Define for C++17.
 565         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
 566         Instantiate test for error_condition.
 567         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
 568         (hash<error_condition>): Instantiate hash<error_condition>.
 569
 570         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
 571         * include/bits/regex_constants.h (All std::regex_constants constants):
 572         Add _GLIBCXX17_INLINE as per P0607R0.
 573         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
 574         Likewise.
 575         * include/bits/stl_pair.h (piecewise_construct): Likewise.
 576         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
 577         (__is_uses_allocator_constructible_v)
 578         (__is_nothrow_uses_allocator_constructible_v): Likewise.
 579         * include/std/chrono (treat_as_floating_point_v): Likewise.
 580         * include/std/functional (is_bind_expression_v, is_placeholder_v):
 581         Likewise.
 582         * include/std/optional (nullopt): Likewise.
 583         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
 584         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
 585         * include/std/system_error (is_error_code_enum_v)
 586         (is_error_condition_enum_v): Likewise.
 587         * include/std/tuple (tuple_size_v, ignore): Likewise.
 588         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
 589         constexpr as per LWG 2933.
 590         * include/std/type_traits (All variable templates): Add
 591         _GLIBCXX17_INLINE as per P0607R0.
 592         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
 593         (__tuple_count_v, __exactly_once): Likewise.
 594         * testsuite/18_support/headers/new/synopsis.cc
 595         (hardware_destructive_interference_size)
 596         (hardware_constructive_interference_size): Likewise for commented-out
 597         variables.
 598         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
 599         test function for constexpr std::ignore (LWG 2773).
 600         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
 601         test for LWG 2933.
 602
 603 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
 604
 605         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
 606         guides for C++17.
 607         * include/bits/std_function.h (function): Likewise.
 608         * include/bits/stl_pair.h (pair): Likewise.
 609         * include/debug/array (__gnu_debug::array): Likewise.
 610         * include/std/array (array): Likewise.
 611         * include/std/functional (make_default_searcher)
 612         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
 613         Remove generator functions.
 614         * include/std/tuple (tuple): Add deduction guides.
 615         * include/std/valarray (valarray): Likewise.
 616         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
 617         class template argument deduction instead of generator functions.
 618         * testsuite/20_util/function/cons/deduction.cc: New test.
 619         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
 620         * testsuite/20_util/optional/cons/deduction.cc: ... here.
 621         * testsuite/20_util/pair/cons/deduction.cc: New test.
 622         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
 623         * testsuite/20_util/tuple/cons/deduction.cc: New test.
 624         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
 625         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
 626         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
 627         * testsuite/23_containers/array/cons/deduction.cc: New test.
 628         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
 629         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
 630         Adjust dg-error.
 631         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
 632         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
 633         Likewise.
 634         * testsuite/26_numerics/valarray/deduction.cc: New test.
 635         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
 636         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
 637         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
 638
 639 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
 640
 641         * include/bits/stl_deque.h (deque): Access allocator value_type only if
 642         concept checks are enabled.
 643         * include/bits/stl_stack.h (stack): Likewise.
 644         * include/bits/stl_vector.h (vector): Likewise.
 645         * include/bits/stl_list.h (list): Likewise and check
 646         _SGIAssignableConcept only in C++03.
 647         * include/bits/stl_map.h (map): Likewise.
 648         * include/bits/stl_set.h (set): Likewise.
 649         * include/bits/stl_multimap.h (multimap): Likewise.
 650         * include/bits/stl_multiset.h (multiset): Likewise.
 651         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
 652
 653 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
 654
 655         * doc/xml/manual/appendix_contributing.xml: Convert link to
 656         ansi.org to https.
 657         Update link to the C++ standard at ansi.org.
 658
 659         * doc/xml/faq.xml: Remove information redundant with the above;
 660         instead add a reference.
 661
 662 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
 663
 664         * src/c++11/codecvt.cc (range): Add non-type template parameter and
 665         define oerloaded operators for reading and writing code units.
 666         (range<Elem, false>): Define partial specialization for accessing
 667         wide characters in potentially unaligned byte ranges.
 668         (ucs2_span(const char16_t*, const char16_t*, ...))
 669         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
 670         to range<const char16_t, false> in order to avoid unaligned reads.
 671         (__codecvt_utf16_base<char16_t>::do_out)
 672         (__codecvt_utf16_base<char32_t>::do_out)
 673         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
 674         unaligned data to avoid unaligned writes.
 675         (__codecvt_utf16_base<char16_t>::do_in)
 676         (__codecvt_utf16_base<char32_t>::do_in)
 677         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
 678         error if there are unprocessable trailing bytes.
 679         (__codecvt_utf16_base<char16_t>::do_length)
 680         (__codecvt_utf16_base<char32_t>::do_length)
 681         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
 682         range<const char16_t, false> to span functions.
 683         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
 684
 685 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
 686
 687         PR libstdc++/79980
 688         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
 689
 690         PR libstdc++/80041
 691         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
 692         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
 693         char16_t to work with UTF-16 instead of UTF-8.
 694         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
 695
 696         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
 697         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
 698         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
 699         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
 700         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
 701         (__codecvt_utf8_utf16_base<char32_t>)
 702         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
 703         do_max_length() return values.
 704         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
 705         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
 706         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
 707
 708         PR libstdc++/79980
 709         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
 710         error path.
 711         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
 712         for manipulating codecvt_mode values.
 713         (read_utf16_bom): Compare input to BOM constants instead of integral
 714         constants that depend on endianness.  Take mode parameter by
 715         reference and adjust it, to distinguish between no BOM present and
 716         UTF-16BE BOM present.
 717         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
 718         (surrogates): New enumeration type.
 719         (utf16_in, utf16_out): Add surrogates parameter to choose between
 720         UTF-16 and UCS2 behaviour.
 721         (utf16_span, ucs2_span): Use std::min not std::max.
 722         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
 723         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
 724         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
 725         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
 726
 727         PR libstdc++/79511
 728         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
 729         as a surrogate pair.
 730         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
 731         for internal representation.
 732         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
 733         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
 734
 735         PR libstdc++/80064
 736         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
 737         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
 738         invalid instantiations using function types for _Compare argument.
 739         * testsuite/25_algorithms/make_heap/80064.cc: New test.
 740
 741         PR libstdc++/67440
 742         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
 743         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
 744
 745 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 746
 747         Implement LWG 2857, {variant,optional,any}::emplace should
 748         return the constructed value.
 749         * include/std/any (emplace(_Args&&...)): Change the return type and
 750         return a reference to the constructed value.
 751         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 752         * include/std/optional (emplace(_Args&&...)): Likewise.
 753         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 754         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
 755         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
 756         (emplace<_Np>(_Args&&...)): Likewise.
 757         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
 758         * testsuite/20_util/any/assign/emplace.cc: Add tests for
 759         checking the return value of emplace.
 760         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
 761         * testsuite/20_util/optional/assignment/6.cc: Add tests for
 762         checking the return value of emplace.
 763         * testsuite/20_util/variant/run.cc: Likewise.
 764
 765 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
 766
 767         PR libstdc++/62045
 768         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
 769         (is_heap): Remove.
 770         (push_heap): Remove the wrong checking using is_heap.
 771         (make_heap): Remove the assertion using is_heap.
 772         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
 773         (modify): Ditto.
 774         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
 775         calling make_heap.
 776
 777 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 778
 779         PR libstdc++/62045
 780         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 781         New test.
 782         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
 783         error in comment.
 784
 785 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 786
 787         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
 788         comment.
 789         * config.h.in: Regenerate.
 790         * configure: Regenerate.
 791         * doc/Makefile.in: Regenerate.
 792
 793 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
 794
 795         PR libstdc++/79162
 796         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 797         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
 798         with a constrained template.
 799         [!_GLIBCXX_USE_CXX11_ABI]
 800         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
 801         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
 802         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
 803
 804 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 805
 806         PR libstdc++/80034
 807         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
 808         in the catch-block.
 809         (merge(list&&, _StrictWeakOrdering)): Likewise.
 810         * testsuite/23_containers/list/operations/80034.cc: New.
 811
 812 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 813
 814         Implement LWG 2806, Base class of bad_optional_access.
 815         * include/std/optional (bad_optional_access):
 816         Derive from std::exception.
 817         (bad_optional_access::bad_optional_access): Adjust.
 818         (bad_optional_access::what): New.
 819         (__throw_bad_optional_access(const char*)):
 820         Remove the parameter and adjust calls.
 821         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 822         * testsuite/20_util/optional/typedefs.cc: Likewise.
 823
 824 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 825
 826         Implement LWG 2934, optional<const T> doesn't compare with T.
 827         * include/std/optional
 828         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
 829         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
 830         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
 831         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
 832         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
 833         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
 834         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
 835         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
 836         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
 837         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
 838         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
 839         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
 840         (operator==(const optional<_Tp>&, const _Tp&)):
 841         Turn into operator==(const optional<_Tp>&, const _Up&).
 842         (operator==(const _Tp&, const optional<_Tp>&)):
 843         Turn into operator==(const _Up&, const optional<_Tp>&).
 844         (operator!=(const optional<_Tp>&, const _Tp&)):
 845         Turn into operator!=(const optional<_Tp>&, const _Up&).
 846         (operator!=(const _Tp&, const optional<_Tp>&)):
 847         Turn into operator!=(const _Up&, const optional<_Tp>&).
 848         (operator<(const optional<_Tp>&, const _Tp&)):
 849         Turn into operator<(const optional<_Tp>&, const _Up&).
 850         (operator<(const _Tp&, const optional<_Tp>&)):
 851         Turn into operator<(const _Up&, const optional<_Tp>&).
 852         (operator>(const optional<_Tp>&, const _Tp&)):
 853         Turn into operator>(const optional<_Tp>&, const _Up&).
 854         (operator>(const _Tp&, const optional<_Tp>&)):
 855         Turn into operator>(const _Up&, const optional<_Tp>&).
 856         (operator<=(const optional<_Tp>&, const _Tp&)):
 857         Turn into operator<=(const optional<_Tp>&, const _Up&).
 858         (operator<=(const _Tp&, const optional<_Tp>&)):
 859         Turn into operator<=(const _Up&, const optional<_Tp>&).
 860         (operator>=(const optional<_Tp>&, const _Tp&)):
 861         Turn into operator>=(const optional<_Tp>&, const _Up&).
 862         (operator>=(const _Tp&, const optional<_Tp>&)):
 863         Turn into operator>=(const _Up&, const optional<_Tp>&).
 864         * testsuite/20_util/optional/relops/7.cc: New.
 865
 866 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
 867
 868         * testsuite/17_intro/names.cc: Undefine macros that clash with
 869         identifiers in AIX system headers.
 870
 871         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
 872         result_of, and __is_nothrow_invocable instead of
 873         __is_nothrow_callable.
 874         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
 875         instead of __is_callable.
 876         * include/std/functional (invoke): use invoke_result_t instead of
 877         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
 878         (_Not_fn): Use __invoke_result instead of result_of.
 879         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
 880         Remove partial specializations for reference_wrapper types.
 881         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
 882         (__invoke_result): Define replacement for result_of and then use it to
 883         define result_of.
 884         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
 885         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
 886         respectively.
 887         (invoke_result, invoke_result_t): Define for C++17.
 888         (is_callable, is_nothrow_callable): Replace with is_invocable,
 889         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
 890         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
 891         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
 892         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
 893         instead of is_nothrow_callable_v.
 894         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
 895         main function.
 896         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
 897         instead of is_callable.
 898         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
 899         to use new traits.
 900         * testsuite/20_util/is_nothrow_callable/*: Likewise.
 901         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
 902         is_callable.
 903         * testsuite/20_util/variant/hash.cc: Likewise.
 904
 905 2017-03-10  George Lander  <george.lander@arm.com>
 906
 907         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
 908         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
 909         * configure: Regenerate.
 910
 911 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
 912
 913         * include/std/functional (_Not_fn): Define macro to simplify
 914         repetitive function definitions.
 915
 916         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
 917         * include/c_global/cstddef (std::byte): Define for C++17.
 918         * testsuite/18_support/byte/global_neg.cc: New test.
 919         * testsuite/18_support/byte/ops.cc: New test.
 920         * testsuite/18_support/byte/requirements.cc: New test.
 921
 922 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
 923
 924         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
 925         * doc/html/*: Regenerate.
 926         * include/std/mutex (scoped_lock): Implement new C++17 template.
 927         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
 928         * testsuite/30_threads/scoped_lock/requirements/
 929         explicit_instantiation.cc: New test.
 930         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
 931
 932 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
 933             François Dumont  <frs.dumont@gmail.com>
 934             Jonathan Wakely  <jwakely@redhat.com>
 935
 936         * doc/xml/manual/debug_mode.xml: Update and simplify note
 937         on link- and run-time coexistence.
 938
 939 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
 940
 941         * testsuite/17_intro/headers/names.cc: Rename to ...
 942         * testsuite/17_intro/names.cc: ... here.
 943
 944         PR libstdc++/79789
 945         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
 946         parameters and local variables.
 947         * include/bits/ios_base.h (make_error_code, make_error_condition):
 948         Likewise.
 949         * include/bits/list.tcc (list::sort): Likewise.
 950         * include/bits/mask_array.h (mask_array): Likewise.
 951         * include/bits/regex.h (regex_token_iterator): Likewise.
 952         * include/bits/slice_array.h (slice_array): Likewise.
 953         * include/bits/stl_algo.h (__sample): Likewise.
 954         * include/std/memory (undeclare_no_pointers): Likewise.
 955         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
 956         Likewise.
 957         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
 958         * testsuite/17_intro/headers/names.cc: New test.
 959
 960         PR libstdc++/79798
 961         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
 962         result_of that loses top-level cv-qualifiers.
 963         * testsuite/20_util/bind/79798.cc: New test.
 964
 965 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
 966
 967         * doc/xml/manual/documentation_hacking.xml: Tweak link to
 968         doxygen.org.
 969
 970 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
 971
 972         * include/experimental/iterator: Include <iterator>.
 973         * testsuite/experimental/iterator/requirements.cc: Check for contents
 974         of <iterator>.
 975
 976 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
 977
 978         C++17 GB50 resolution
 979         * include/std/chrono (duration::operator++()): Add
 980         _GLIBCXX17_CONSTEXPR.
 981         (duration::operator++(int)): Likewise.
 982         (duration::operator--()): Likewise.
 983         (duration::operator--(int)): Likewise.
 984         (duration::operator+=(const duration&)): Likewise.
 985         (duration::operator-=(const duration&)): Likewise.
 986         (duration::operator*=(const rep&)): Likewise.
 987         (duration::operator/=(const rep&)): Likewise.
 988         (duration::operator%=(const rep&)): Likewise.
 989         (duration::operator%=(const duration&)): Likewise.
 990         (time_point::operator+=(const duration&)): Likewise.
 991         (time_point::operator-=(const duration&)): Likewise.
 992         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
 993         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
 994         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
 995
 996 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
 997
 998         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
 999
1000 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
1001
1002         * doc/xml/manual/io.xml: Update link to groups.google.com.
1003         Tweak link description.
1004
1005 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
1006
1007         * doc/xml/manual/profile_mode.xml: Fix link.
1008
1009 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
1010
1011         * doc/xml/manual/policy_data_structures.xml: Simplify and
1012         standardize references to boost.org.
1013         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
1014         * doc/xml/manual/shared_ptr.xml: Ditto.
1015
1016 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
1017
1018         PR libstdc++/60936
1019         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
1020         written to buffer, not length remaining in buffer.
1021
1022 2017-02-15  Tim Shen  <timshen@google.com>
1023
1024         PR libstdc++/78723
1025         * include/std/variant (operator<(), operator>(), operator<=(),
1026         operator>=(), operator==(), operator!=()): Implement P0393R3.
1027         * testsuite/20_util/variant/compile.cc: Adjust tests.
1028         * testsuite/20_util/variant/run.cc: Adjust tests.
1029
1030 2017-02-15  Tim Shen  <timshen@google.com>
1031
1032         PR libstdc++/79513
1033         * include/std/variant (visit()): Forward variant types to the return
1034         type detection code.
1035         * testsuite/20_util/variant/compile.cc: Add test cases.
1036
1037 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
1038
1039         PR libstdc++/79348
1040         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
1041
1042 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
1043
1044         PR libstdc++/79348
1045         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
1046         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
1047         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
1048         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
1049         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
1050         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
1051         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
1052         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
1053         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
1054
1055 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
1056
1057         PR libstdc++/79486
1058         * include/std/future (__future_base::_Task_state::_M_run)
1059         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
1060         result_of expressions.
1061         * testsuite/30_threads/packaged_task/79486.cc: New.
1062
1063 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
1064
1065         PR libstdc++/79467
1066         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
1067         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
1068         __is_callable check.
1069         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
1070
1071         * include/bits/atomic_base.h: Re-indent.
1072
1073 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
1074
1075         * doc/xml/manual/profile_mode.xml: Update a paper reference.
1076
1077 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
1078
1079         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
1080
1081 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
1082
1083         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
1084         name.
1085         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
1086         broken links to texts that are no longer online.
1087         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
1088         LCPC 2006 paper.
1089         * doc/xml/manual/using.xml: Update links to memory model information.
1090         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
1091         Standard-Library Exception Safety".
1092         * doc/html/*: Regenerate.
1093
1094 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
1095
1096         * doc/xml/manual/profile_mode.xml: Unbreak link to
1097         "Optimizing Sorting with Machine Learning Algorithms".
1098
1099 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
1100
1101         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
1102
1103 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
1104
1105         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
1106         Migration Guide".
1107
1108 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
1109
1110         * doc/html/ext/lwg-active.html: Remove.
1111         * doc/html/ext/lwg-closed.html: Ditto.
1112         * doc/html/ext/lwg-defects.html: Ditto.
1113
1114         * doc/Makefile.am (xml_extradir): Remove.
1115         (xml_extra): Ditto.
1116         (stamp-html-docbook-lwg): Remove recipe...
1117         (stamp-html-docbook-data): ...and its use here.
1118         * doc/Makefile.in: Regenerate.
1119
1120         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
1121         the relationship to the upstream working group.
1122         Replace a local link to ../ext/lwg-active.html by the upstream one.
1123         Replace all reference to ../ext/lwg-defects.html by a new entity
1124         &DR; which refers to the upstream address.
1125
1126 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
1127
1128         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
1129
1130 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
1131
1132         PR libstdc++/79323
1133         * testsuite/20_util/duration/literals/range.cc: Prune extra output
1134         at -O0.
1135
1136 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
1137
1138         * doc/xml/manual/documentation_hacking.xml: Update URL of the
1139         DocBook Element Reference.  Use that term as link description
1140         instead of "online".
1141         epubcheck has moved to GitHub.
1142         Remove obsolete link to DocBook Publishing Tools.
1143
1144 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
1145
1146         PR libstdc++/66145
1147         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
1148         so new ios::failure can be caught even when old ABI is the default.
1149         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1150         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1151         exceptions_failbit.cc: Likewise.
1152         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1153         exceptions_failbit.cc: Likewise.
1154         * testsuite/27_io/basic_istream/extractors_other/char/
1155         exceptions_null.cc: Likewise.
1156         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1157         exceptions_null.cc: Likewise.
1158         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1159         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1160         * testsuite/27_io/basic_ostream/inserters_other/char/
1161         exceptions_null.cc: Likewise.
1162         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1163         exceptions_null.cc: Likewise.
1164         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1165
1166         PR libstdc++/60936
1167         * src/c++11/Makefile.am: Add new files.
1168         * src/c++11/Makefile.in: Regenerate.
1169         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
1170         (operator<<, operator>>, getline): Move explicit instantiations to ...
1171         * src/c++11/cow-string-io-inst.cc: ... new file.
1172         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
1173         (operator<<, operator>>, getline): Move explicit instantiations to ...
1174         * src/c++11/cow-wstring-io-inst.cc: ... new file.
1175         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
1176         (__throw_future_error, __throw_bad_function_call):
1177         (__throw_regex_error): Move functions for C++11 exceptions to the
1178         files that define the exception types.
1179         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
1180         * src/c++11/future.cc (__throw_future_error): Likewise.
1181         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
1182         * src/c++11/regex.cc (__throw_regex_error): Likewise.
1183         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
1184         representation directly instead of calling __int_to_char.
1185         * src/c++11/sso_string.cc (__sso_string): New file for definition
1186         of __sso_string type.
1187         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
1188         explicit instantiations of narrow string I/O functions.
1189         * src/c++11/system_error.cc (__throw_system_error): Move here.
1190         (__sso_string): Move to new file.
1191         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
1192         explicit instantiations of wide string I/O functions.
1193         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
1194         (operator>>, getline): Remove explicit instantiations from here.
1195
1196 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
1197
1198         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
1199
1200 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1201
1202         * configure.host: Separate Solaris/SPARC and x86 baselines.
1203         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
1204         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
1205         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
1206         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
1207         ... here.
1208         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
1209         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
1210         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
1211         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
1212         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
1213         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
1214         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
1215         ... here.
1216         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
1217         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
1218         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
1219
1220         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
1221         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
1222         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
1223         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
1224         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
1225         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
1226
1227 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
1228
1229         PR libstdc++/78346
1230         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
1231         not its referent.
1232         (_Iter_comp_to_iter): Likewise.
1233         * testsuite/25_algorithms/search/78346.cc: New test.
1234
1235         PR libstdc++/79254
1236         * config/abi/pre/gnu.ver: Remove recently added symbols.
1237         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
1238         (basic_string::_M_copy_assign): Remove.
1239         (basic_string::operator=(const basic_string&)): Don't dispatch to
1240         _M_copy_assign. If source object is small just deallocate, otherwise
1241         perform new allocation before making any changes.
1242         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
1243         (basic_string::_M_copy_assign(const basic_string&, true_type)):
1244         Remove.
1245         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
1246         Test cases where the allocators are equal or the string is small.
1247         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1248         Likewise.
1249
1250 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
1251
1252         Implement LWG 2825, LWG 2756 breaks class template argument
1253         deduction for optional.
1254         * include/std/optional: Add a deduction guide.
1255         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
1256
1257 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
1258
1259         PR libstdc++/79254
1260         * config/abi/pre/gnu.ver: Add new symbols.
1261         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
1262         (basic_string::_M_copy_assign): New overloaded functions to perform
1263         copy assignment.
1264         (basic_string::operator=(const basic_string&)): Dispatch to
1265         _M_copy_assign.
1266         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
1267         (basic_string::_M_copy_assign(const basic_string&, true_type)):
1268         Define, performing rollback on exception.
1269         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
1270         Test exception-safety guarantee.
1271         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1272         Likewise.
1273         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
1274         std::swap visible.
1275
1276 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
1277
1278         PR libstdc++/70607
1279         * include/tr1/complex (conj): Remove using-declaration and restore
1280         overloads, reverting previous change.
1281
1282         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
1283         mode.
1284         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
1285         Mark as unsupported in C++98 mode.
1286         * testsuite/23_containers/queue/requirements/constructible.cc:
1287         Likewise.
1288         * testsuite/23_containers/stack/requirements/constructible.cc:
1289         Likewise.
1290         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
1291
1292         PR libstdc++/79243
1293         * include/bits/c++config (literals::string_view_literals::__7): Add.
1294         Only declare versioned namespaces for the relevant C++ dialects.
1295         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
1296         Add versioning macros.
1297         * include/experimental/bits/lfts_config.h:
1298         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
1299         * include/experimental/string_view (fundamentals_v2::__detail):
1300         Add versioning macros.
1301         (fundamentals_v2::__detail::__identity): Remove.
1302         (fundamentals_v2::__detail::__idt): Use common_type instead of
1303         __detail::__identity.
1304         * include/std/string_view (__detail::__identity, __detail::__idt):
1305         Likewise.
1306         (literals::string_view_literals): Fix nesting of versioning macros.
1307
1308         PR libstdc++/79190
1309         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
1310         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
1311         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
1312         Retrieve original pointer value allocated by malloc.
1313         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
1314         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
1315         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
1316         Define, adjusting pointer value allocated by malloc and storing for
1317         retrieval by operator delete.
1318
1319 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1320
1321         * libsupc++/eh_atomics.h: Update copyright years.
1322         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
1323
1324 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
1325
1326         PR libstdc++/61791
1327         PR libstdc++/70607
1328         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
1329         (proj(T), conj(T)): Change return types per DR 1522.
1330         * include/tr1/complex (conj): Remove overloads and use std::conj.
1331         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
1332         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
1333         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
1334         real(T) and imag(T). Allow testing for C++11 too.
1335
1336 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
1337
1338         PR libstdc++/79206
1339         * include/experimental/string_view (operator==): Check sizes first.
1340         * include/std/string_view (operator==): Likewise.
1341
1342 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
1343
1344         * testsuite/experimental/array/make_array.cc: Restore <functional>
1345         inclusion.
1346
1347 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1348
1349         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
1350
1351 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
1352
1353         PR libstdc++/79195
1354         * include/experimental/array (__make_array_elem): New class template
1355         and partial specialization.
1356         (__is_reference_wrapper): Move into __make_array_elem specialization.
1357         (make_array): Use __make_array_elem to determine element type and move
1358         static assertion into specialization. Qualify std::forward call.
1359         (to_array): Add exception specifiation.
1360         * testsuite/experimental/array/make_array.cc: Test argument types
1361         without a common type.
1362         * testsuite/experimental/array/neg.cc: Adjust expected error message.
1363
1364 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1365
1366         * doc/xml/manual/debug.xml: code.google.com uses https now.
1367
1368 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1369
1370         * doc/xml/manual/test.xml: Fix link into gccint online manual.
1371
1372 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1373
1374         Make poisoned hashes SFINAE away the call operator of the hash.
1375         * include/bits/functional_hash.h
1376         (__poison_hash::__enable_hash_call): New.
1377         * include/std/optional (__optional_hash_call_base): New.
1378         (hash<optional<_Tp>>): Derive from the new base,
1379         move the hash function into that base.
1380         * include/std/variant (__variant_hash_call_base_impl): New.
1381         (__variant_hash_call_base): Likewise.
1382         (hash<variant<_Types...>>): Derive from the new base,
1383         move the hash function into that base.
1384         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
1385         * testsuite/20_util/variant/hash.cc: Likewise.
1386
1387 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
1388
1389         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
1390         * configure: Regenerate.
1391
1392 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
1393
1394         PR libstdc++/69240
1395         * include/bits/random.h (uniform_real_distribution::param_type)
1396         (normal_distribution::param_type, lognormal_distribution::param_type)
1397         (gamma_distribution::param_type, chi_squared_distribution::param_type)
1398         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
1399         (student_t_distribution::param_type)
1400         (bernoulli_distribution::param_type, binomial_distribution::param_type)
1401         (geometric_distribution::param_type)
1402         (negative_binomial_distribution::param_type)
1403         (poisson_distribution::param_type)
1404         (exponential_distribution::param_type)
1405         (weibull_distribution::param_type)
1406         (extreme_value_distribution::param_type)
1407         (discrete_distribution::param_type)
1408         (piecewise_constant_distribution::param_type)
1409         (piecewise_linear_distribution::param_type): Define operator!=.
1410         * include/bits/uniform_int_dist.h
1411         (uniform_int_distribution::param_type): Likewise.
1412         * include/ext/random (beta_distribution::param_type)
1413         (rice_distribution::param_type, nakagami_distribution::param_type)
1414         (pareto_distribution::param_type, k_distribution::param_type)
1415         (arcsine_distribution::param_type, hoyt_distribution::param_type)
1416         (triangular_distribution::param_type)
1417         (von_mises_distribution::param_type)
1418         (hypergeometric_distribution::param_type)
1419         (logistic_distribution::param_type)
1420         (uniform_on_sphere_distribution::param_type)
1421         (uniform_inside_sphere_distribution::param_type): Likewise.
1422         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
1423         Test construction with param_type.
1424         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
1425         Likewise.
1426         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
1427         Likewise.
1428         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
1429         Likewise.
1430         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
1431         Likewise.
1432         * testsuite/26_numerics/random/extreme_value_distribution/cons/
1433         parms.cc: Likewise.
1434         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
1435         Likewise.
1436         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
1437         Likewise.
1438         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
1439         Likewise.
1440         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
1441         Likewise.
1442         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
1443         parms.cc: Likewise.
1444         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
1445         Likewise.
1446         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
1447         Likewise.
1448         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
1449         Likewise.
1450         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
1451         Likewise.
1452         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
1453         Likewise.
1454         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
1455         Likewise.
1456         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
1457         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
1458         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
1459         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
1460         Likewise.
1461         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
1462         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
1463         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
1464         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
1465         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
1466         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
1467         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
1468         Likewise.
1469         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
1470         parms.cc: Likewise.
1471         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
1472
1473         PR libstdc++/72792
1474         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
1475         (__allocator_traits_base::__size_type): Remove.
1476         (allocator_traits::_Ptr): New class template to detect const and void
1477         pointer types without instantiating pointer_traits::rebind
1478         unnecessarily.
1479         (allocator_traits::_Diff): Likewise for detecting difference_type.
1480         (allocator_traits::_Size): New class template to detect size_type
1481         without instantiating make_unsigned unnecessarily.
1482         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
1483         __detected_or_t instead of __detected_or_t_.
1484         * include/std/type_traits (__detected_or_t_): Remove.
1485         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
1486
1487         PR libstdc++/72792
1488         PR libstdc++/72793
1489         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
1490         Replace with class template using void_t.
1491         (__alloc_rebind): Define in terms of
1492         __allocator_traits_base::__rebind.
1493         (allocator_traits): Remove unconditional static_assert for
1494         rebind_alloc.
1495         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
1496         (pointer_traits::__rebind): Replace with class template using void_t.
1497         (pointer_traits::rebind): Define in terms of __rebind.
1498         (pointer_traits): Remove unconditional static_assert for rebind.
1499         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
1500         * testsuite/20_util/pointer_traits/rebind.cc: New test.
1501
1502         PR libstdc++/69321
1503         * include/experimental/any (__any_caster): Avoid instantiating
1504         manager function for types that can't be stored in any.
1505         * include/std/any (__any_caster): Likewise.
1506         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
1507         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
1508
1509         PR libstdc++/64903
1510         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
1511         std::advance.
1512
1513 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
1514
1515         PR libstdc++/79156
1516         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
1517         Fix return type.
1518         (__enable_shared_from_this): Declare __shared_ptr as a friend.
1519         * testsuite/ext/shared_ptr/1.cc: New test.
1520
1521         PR libstdc++/64903
1522         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
1523         point.
1524         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
1525
1526         * doc/xml/manual/abi.xml: Fix typo.
1527         * doc/html/manual/abi.html: Likewise.
1528
1529         PR libstdc++/67085
1530         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
1531         converting constructors from _Iter_less_iter.
1532         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
1533         _Iter_comp_iter.
1534         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
1535         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
1536         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
1537         (__make_heap, __sort_heap): Change _Compare parameters to references.
1538         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
1539         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
1540         functions as lvalues.
1541         (is_heap): Call __is_heap_until directly to avoid copying __comp.
1542         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
1543         count copies during construction with empty sequence.
1544
1545         PR libstdc++/67085
1546         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
1547         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
1548         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
1549         number of copies.
1550         * testsuite/25_algorithms/make_heap/movable.cc: New test.
1551
1552         PR libstdc++/67085
1553         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
1554         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
1555         _GLIBCXX_MOVE when passing comparison function to other functions.
1556         (is_heap_until, is_heap): Use std::move when passing comparison
1557         function.
1558         * testsuite/23_containers/priority_queue/67085.cc: New test.
1559
1560         PR libstdc++/78905
1561         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
1562         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
1563         Document that the deprecated _GLIBCXX_VERSION macro was removed for
1564         the 4.0.0 release.
1565         * doc/html/*: Regenerate.
1566         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
1567         * include/Makefile.in: Regenerate.
1568         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
1569         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
1570         dg-error.
1571
1572 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
1573
1574         PR libstdc++/69301
1575         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
1576         aligned buffer instead of default-initialized variable.
1577         * testsuite/29_atomics/atomic/69301.cc: New test.
1578         * include/experimental/memory (observer_ptr::release): Use reserved
1579         name.
1580         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
1581         (_Pointer_adapter::operator--(int)): Likewise.
1582
1583         PR libstdc++/68925
1584         * include/experimental/random (randint): Use temporary instead of
1585         thread_local static.
1586
1587 2017-01-17  Joshua Conner  <joshconner@google.com>
1588
1589         * crossconfig.m4: Add fuchsia OS.
1590         * configure: Regenerate.
1591
1592 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
1593
1594         PR libstdc++/69699
1595         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
1596         __GLIBCXX__ macro is not useful. Remove redundant date information
1597         and link to the GCC release timeline.
1598         (abi.versioning.active): Move partial sentence into the previous
1599         paragraph.
1600         * doc/html/*: Regenerate.
1601
1602         PR libstdc++/79114
1603         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
1604         of remove_reference.
1605         * testsuite/18_support/nested_exception/79114.cc: New test.
1606
1607 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
1608
1609         PR other/79046
1610         * configure.ac: Add GCC_BASE_VER.
1611         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
1612         get version from BASE-VER file.
1613         * po/Makefile.in: Regenerated.
1614         * libsupc++/Makefile.in: Regenerated.
1615         * testsuite/Makefile.in: Regenerated.
1616         * src/Makefile.in: Regenerated.
1617         * configure: Regenerated.
1618         * Makefile.in: Regenerated.
1619         * include/Makefile.in: Regenerated.
1620         * doc/Makefile.in: Regenerated.
1621         * python/Makefile.in: Regenerated.
1622         * src/c++11/Makefile.in: Regenerated.
1623         * src/c++98/Makefile.in: Regenerated.
1624         * src/filesystem/Makefile.in: Regenerated.
1625
1626 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
1627
1628         PR libstdc++/66145
1629         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
1630         exceptions.
1631         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
1632         for test, so new ios::failure can be caught.
1633         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1634         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1635         exceptions_failbit.cc: Likewise.
1636         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1637         exceptions_failbit.cc: Likewise.
1638         * testsuite/27_io/basic_istream/extractors_other/char/
1639         exceptions_null.cc: Likewise.
1640         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1641         exceptions_null.cc: Likewise.
1642         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1643         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1644         * testsuite/27_io/basic_ostream/inserters_other/char/
1645         exceptions_null.cc: Likewise.
1646         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1647         exceptions_null.cc: Likewise.
1648         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1649
1650         PR libstdc++/78702
1651         * include/bits/locale_classes.h (locale::facet::__shim): Change from
1652         private to protected.
1653         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
1654         make locale::facet::__shim accessible.
1655
1656 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
1657
1658         PR libstdc++/78389
1659         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
1660         (merge(list&&, _StrictWeakOrdering)): Likewise.
1661         * testsuite/23_containers/list/operations/78389.cc: Add
1662         better test for the sizes.
1663
1664 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
1665
1666         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
1667         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
1668         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
1669         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
1670         Likewise.
1671         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
1672         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
1673         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
1674         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
1675         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
1676         Likewise.
1677         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
1678         Likewise.
1679         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
1680         Likewise.
1681         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
1682         Likewise.
1683         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
1684         Likewise.
1685         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
1686         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
1687         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
1688         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
1689         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
1690         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
1691         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
1692         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
1693         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
1694         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
1695         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
1696         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
1697         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1698
1699 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1700
1701         PR libstdc++/65411
1702         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
1703         retry fclose on EINTR.
1704
1705         * include/profile/base.h: Remove unused header that leads to header
1706         cycle in C++17 mode.
1707
1708         PR libstdc++/79075
1709         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1710         Make _If_sv private.
1711         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
1712         basic_string_view arguments.
1713
1714         PR libstdc++/79075
1715         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
1716         redundant option from cxxflags.
1717         (check_effective_target_cxx11-abi): Define.
1718         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
1719         effective target.
1720         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
1721         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
1722         Likewise.
1723         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
1724         Likewise.
1725         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
1726         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
1727         Likewise.
1728         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
1729         Likewise.
1730         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
1731         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
1732         Likewise.
1733         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1734         Likewise.
1735         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
1736         Likewise.
1737         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
1738         Likewise.
1739         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
1740         Likewise.
1741         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
1742         Likewise.
1743         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
1744         Likewise.
1745         * testsuite/23_containers/list/61347.cc: Likewise.
1746         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
1747         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
1748
1749 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
1750
1751         PR libstdc++/78389
1752         * include/bits/list.tcc (merge(list&&)):
1753         Adjust list sizes if the comparator throws.
1754         (merge(list&&, _StrictWeakOrdering)): Likewise.
1755         (sort()): Splice elements back from the scratch buffers
1756         if the comparator throws.
1757         (sort(_StrictWeakOrdering)): Likewise.
1758         * testsuite/23_containers/list/operations/78389.cc: New.
1759
1760 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1761
1762         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
1763         XFAIL for C++17 until node reinsertion supports fancy pointers.
1764
1765         PR libstdc++/78361
1766         * testsuite/20_util/add_pointer/value.cc: Test forming function
1767         pointers.
1768
1769 2017-01-13  Michael Brune  <lucdanton@free.fr>
1770
1771         PR libstdc++/78361
1772         * include/std/type_traits (__is_referenceable): Handle noexcept
1773         function types.
1774
1775 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
1776
1777         PR libstdc++/77528
1778         * include/bits/stl_queue.h (queue, priority_queue): Remove default
1779         member-initializers and define default constructors as templates with
1780         constraints.
1781         * include/bits/stl_stack.h (stack): Likewise.
1782         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
1783         New.
1784         * testsuite/23_containers/priority_queue/requirements/
1785         explicit_instantiation/1.cc: Test more instantiations.
1786         * testsuite/23_containers/priority_queue/requirements/
1787         explicit_instantiation/1_c++98.cc: Likewise.
1788         * testsuite/23_containers/queue/requirements/constructible.cc: New.
1789         * testsuite/23_containers/stack/requirements/constructible.cc: New.
1790
1791         PR libstdc++/66284
1792         * doc/xml/manual/intro.xml: Document LWG 2781 change.
1793         * doc/html/*: Regenerate.
1794         * include/std/functional (_Function_base::_Ref_manager): Remove.
1795         (_Function_handler): Remove partial specializations for
1796         reference_wrapper.
1797         (function::target): Remove special case for const qualification.
1798         * testsuite/20_util/function/6.cc: Adjust tests for target type.
1799         * testsuite/20_util/function/7.cc: Likewise.
1800         * testsuite/20_util/function/8.cc: Likewise.
1801
1802 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
1803
1804         PR libstdc++/78134
1805         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
1806         (map::equal_range): Fix return type of heterogeneous overloads.
1807         * include/bits/stl_multimap.h (multimap::lower_bound)
1808         (multimap::upper_bound, multimap::equal_range): Likewise.
1809         * include/bits/stl_multiset.h (multiset::lower_bound)
1810         (multiset::upper_bound, multiset::equal_range): Likewise.
1811         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
1812         (set::equal_range): Likewise.
1813         * testsuite/23_containers/map/operations/2.cc
1814         * testsuite/23_containers/multimap/operations/2.cc
1815         * testsuite/23_containers/multiset/operations/2.cc
1816         * testsuite/23_containers/set/operations/2.cc
1817
1818         PR libstdc++/78273
1819         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
1820         the heterogeneous comparison can only find one match.
1821         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
1822         * testsuite/23_containers/map/operations/2.cc: Test count works with
1823         comparison function that just partitions rather than sorting.
1824         * testsuite/23_containers/set/operations/2.cc: Likewise.
1825
1826 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1827
1828         Reduce the size of variant, it doesn't need an index of
1829         type size_t internally.
1830         * include/std/variant (parse_numbers.h): New include.
1831         (__select_index): New.
1832         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
1833         _index_type for comparison with variant_npos.
1834         (_Variant_storage<false, _Types...>::__index_type): New.
1835         (_Variant_storage<false, _Types...>::_M_index): Change the
1836         type from size_t to __index_type.
1837         (_Variant_storage<true, _Types...>::__index_type): New.
1838         (_Variant_storage<true, _Types...>::_M_index): Change the
1839         type from size_t to __index_type.
1840         (_Variant_base::_M_valid): Use _Storage::__index_type
1841         for comparison with variant_npos.
1842         (variant::index): Use _Base::_Storage::__index_type
1843         for comparison with variant_npos.
1844         * testsuite/20_util/variant/index_type.cc: New.
1845
1846 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
1847
1848         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
1849         effective target selector to prevent running in C++17 mode.
1850
1851         PR libstdc++/77528
1852         * include/bits/stl_queue.h (queue::c): Add default member initializer.
1853         (queue::queue()): Add constructor and define as defaulted.
1854         (queue::queue(_Sequence&&)): Remove default argument.
1855         (priority_queue::c, priority_queue::comp): Add default member
1856         initializers.
1857         (priority_queue::priority_queue()): Add constructor and define as
1858         defaulted.
1859         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
1860         Remove default argument for first parameter.
1861         * include/bits/stl_stack.h (stack::c): Add default member initializer.
1862         (stack::stack()): Add constructor and define as defaulted.
1863         (stack::stack(const _Sequence&)): Remove default argument.
1864         * testsuite/23_containers/priority_queue/requirements/
1865         explicit_instantiation/1.cc: Test explicit instantiation with
1866         non-DefaultConstructible sequence.
1867         * testsuite/23_containers/priority_queue/77528.cc: New test.
1868         * testsuite/23_containers/priority_queue/requirements/
1869         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
1870         * testsuite/23_containers/queue/77528.cc: New test.
1871         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1872         1.cc: Test explicit instantiation with non-DefaultConstructible
1873         sequence.
1874         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1875         1_c++0x.cc: Replace with 1_c++98.cc.
1876         * testsuite/23_containers/stack/77528.cc: New test.
1877         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1878         1.cc: Test explicit instantiation with non-DefaultConstructible
1879         sequence.
1880         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1881         1_c++0x.cc: Replace with 1_c++98.cc.
1882
1883 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
1884
1885         * include/bits/locale_facets_nonio.tcc
1886         (time_get::_M_extract_via_format): Avoid compilation errors with
1887         non-standard struct tm.
1888
1889 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
1890             Jonathan Wakely  <jwakely@redhat.com>
1891
1892         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
1893         (is_specialization, strip_versioned_namespace): New helpers functions
1894         to work with symbols in the versioned namespace.
1895         (Printer.add_version): Add second name using versioned namespace.
1896         (add_one_template_type_printer, add_one_type_printer): Add second
1897         type printers using versioned namespace.
1898         (register_type_printers): Add template type printer for basic_string.
1899         (build_libstdcxx_dictionary): Remove dead code.
1900         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
1901         versioned namespace.
1902         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
1903         results.
1904         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1905
1906 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1907
1908         PR libstdc++/79017
1909         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
1910         functions separately on darwin and if they're missing define
1911         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
1912         * config.h.in: Regenerate.
1913         * configure: Regenerate.
1914         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
1915         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
1916
1917         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
1918         to detect correct thread_local destructors.
1919         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
1920         Define.
1921
1922 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1923             Aditya Kumar  <hiraditya@msn.com>
1924
1925         PR libstdc++/66414
1926         * include/bits/basic_string.tcc
1927         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
1928
1929 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1930
1931         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
1932         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
1933
1934         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
1935         Include <cassert> header.
1936
1937         PR libstdc++/78968
1938         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
1939         * configure: Regenerate.
1940
1941 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
1942             Jonathan Wakely  <jwakely@redhat.com>
1943
1944         * include/std/variant (variant, swap): Replace __and_ usage with fold
1945         expressions.
1946
1947 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1948
1949         PR go/78978
1950         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
1951         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
1952         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
1953         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
1954         HWCAP_FLAGS.
1955         * aclocal.m4: Regenerate.
1956         * configure: Regenerate.
1957         * Makefile.in, doc/Makefile.in, include/Makefile.in,
1958         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
1959         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
1960         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
1961
1962 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1963
1964         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
1965
1966         PR libstdc++/78991
1967         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
1968         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
1969         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
1970         move function objects.
1971         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
1972         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
1973         * testsuite/25_algorithms/sort/78991.cc: New test.
1974
1975 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
1976
1977         * include/bits/std_function.h (function::_Signature_type): Remove.
1978         (function::function(_Functor)): Adjust.
1979
1980 2017-01-05  Tim Shen  <timshen@google.com>
1981
1982         PR libstdc++/78996
1983         * include/std/variant (__gen_vtable_impl): rename __unused to
1984         __dimensions to avoid naming conflict.
1985
1986 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
1987
1988         PR libstdc++/78968
1989         * config.h.in: Regenerate.
1990         * configure: Likewise.
1991         * configure.ac: Check for __cxa_thread_atexit.
1992         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
1993         Don't define __cxa_thread_atexit if libc provides it.
1994
1995 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
1996
1997         Implement 2801, Default-constructibility of unique_ptr.
1998         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
1999         (unique_ptr::_DeleterConstraint): Likewise.
2000         (unique_ptr()): Constrain.
2001         (unique_ptr(pointer)): Likewise.
2002         (unique_ptr(nullptr_t)): Likewise.
2003         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
2004         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
2005         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
2006         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
2007         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
2008         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
2009         * testsuite/20_util/unique_ptr/cons/default.cc: New.
2010         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
2011
2012 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
2013             Jonathan Wakely  <jwakely@redhat.com>
2014
2015         PR libstdc++/64735
2016         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
2017         * config.h.in: Regenerate.
2018         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
2019         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
2020         exports for exception_ptr, nested_exception, and future conditional.
2021         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
2022         exports for exception_ptr, nested_exception, and future conditional.
2023         * configure: Regenerate.
2024         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
2025         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
2026         * libsupc++/eh_atomics.h: New file for internal use only.
2027         (__eh_atomic_inc, __eh_atomic_dec): New.
2028         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
2029         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
2030         (rethrow_exception): Use eh_atomics.h reference counting helpers.
2031         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
2032         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
2033         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
2034         * libsupc++/exception_ptr.h: Likewise.
2035         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
2036         * libsupc++/nested_exception.cc: Remove check for
2037         ATOMIC_INT_LOCK_FREE.
2038         * libsupc++/nested_exception.h: Likewise.
2039         * src/c++11/future.cc: Likewise.
2040         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
2041         * testsuite/18_support/nested_exception/*: Likewise.
2042         * testsuite/30_threads/async/*: Likewise.
2043         * testsuite/30_threads/future/*: Likewise.
2044         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
2045         * testsuite/30_threads/packaged_task/*: Likewise.
2046         * testsuite/30_threads/promise/*: Likewise.
2047         * testsuite/30_threads/shared_future/*: Likewise.
2048
2049 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
2050
2051         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
2052         defaults to https; adjust reference.
2053
2054 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
2055
2056         PR libstdc++/78956
2057         * include/std/thread (thread(const thread&&)): Add deleted
2058         constructor.
2059         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
2060
2061         * doc/xml/manual/spine.xml: Update copyright years.
2062         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
2063         * doc/xml/manual/test.xml: Likewise.
2064         * doc/html/*: Regenerate.
2065
2066 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
2067
2068         * doc/xml/faq.xml: Update address of C++ ABI link.
2069         * doc/xml/manual/abi.xml: Ditto.
2070
2071 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
2072
2073         Update copyright years.
2074 \f
2075 Copyright (C) 2017 Free Software Foundation, Inc.
2076
2077 Copying and distribution of this file, with or without modification,
2078 are permitted in any medium without royalty provided the copyright
2079 notice and this notice are preserved.