libstdc++-v3/ChangeLog

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