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view libstdc++-v3/ChangeLog @ 158:494b0b89df80 default tip
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| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 25 May 2020 18:13:55 +0900 |
| parents | 1830386684a0 |
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2020-02-12 Patrick Palka <ppalka@redhat.com> LWG 3389 and LWG 3390 * include/bits/stl_iterator.h (move_move_iterator): Use std::move when constructing the move_iterator with __i. (counted_iterator::counted_iterator): Use std::move when initializing M_current with __i. * testsuite/24_iterators/counted_iterator/lwg3389.cc: New test. * testsuite/24_iterators/move_iterator/lwg3390.cc: New test. 2020-02-12 Sandra Loosemore <sandra@codesourcery.com> PR libstdc++/79193 PR libstdc++/88999 * configure: Regenerated. 2020-02-12 François Dumont <fdumont@gcc.gnu.org> * include/bits/hashtable.h (_Hashtable<>(_Hashtable&&, std::allocator_type&)): Add missing std namespace qualification to forward call. 2020-02-09 Jonathan Wakely <jwakely@redhat.com> * testsuite/20_util/function_objects/range.cmp/equal_to.cc: Fix comment. * testsuite/20_util/function_objects/range.cmp/less.ccL Likewise. * include/std/ranges: Fix non-ASCII characters in comment. * include/bits/range_cmp.h (__detail::__eq_builtin_ptr_cmp): Require equality comparison to be valid and return bool. (__detail::__less_builtin_ptr_cmp): Likewise for less-than comparison. * testsuite/20_util/function_objects/range.cmp/equal_to.cc: Check type with ambiguous conversion to fundamental types. * testsuite/20_util/function_objects/range.cmp/less.cc: Likewise. 2020-02-07 Jonathan Wakely <jwakely@redhat.com> * include/bits/iterator_concepts.h (iter_difference_t, iter_value_t): Use remove_cvref_t. (readable_traits): Rename to indirectly_readable_traits. (readable): Rename to indirectly_readable. (writable): Rename to indirectly_writable. (__detail::__iter_exchange_move): Do not use remove_reference_t. (indirectly_swappable): Adjust requires expression parameter types. expression. * include/bits/ranges_algo.h (ranges::transform, ranges::replace) (ranges::replace_if, ranges::generate_n, ranges::generate) (ranges::remove): Use new name for writable. * include/bits/stl_iterator.h (__detail::__common_iter_has_arrow): Use new name for readable. * include/ext/pointer.h (readable_traits<_Pointer_adapter<P>>): Use new name for readable_traits. * testsuite/24_iterators/associated_types/readable.traits.cc: Likewise. * testsuite/24_iterators/indirect_callable/projected.cc: Adjust for new definition of indirectly_readable. * include/bits/stl_iterator.h (__detail::__common_iter_ptr): Change to take parameters of common_iterator, instead of the common_iterator type itself. Fix argument for __common_iter_has_arrow constraint. (iterator_traits<common_iterator<I, S>>::pointer): Adjust. 2020-02-07 Jonathan Wakely <jwakely@redhat.com> * include/std/ranges (iota_view): Add braces to prevent -Wempty-body warning. (basic_istream_view::_Iterator::operator++()): Add missing return. 2020-02-07 Patrick Palka <ppalka@redhat.com> * include/bits/ranges_algo.h: Remove extraneous &&. * include/std/ranges (ranges::__detail::__stream_extractable, ranges::basic_istream_view, ranges::istream_view): Define. * testsuite/std/ranges/istream_view: New test. Implement C++20 range adaptors * include/std/ranges: Include <bits/refwrap.h> and <tuple>. (subrange::_S_store_size): Mark as const instead of constexpr to avoid what seems to be a bug in GCC. (__detail::__box): Give it defaulted copy and move constructors. (ranges::views::_Single::operator()): Mark constexpr. (ranges::views::_Iota::operator()): Mark constexpr. (__detail::Empty): Define. (ranges::views::__closure::_RangeAdaptor, ranges::views::__closure::_RangeAdaptorClosure, ref_view, all_view, ranges::views::all, ranges::__detail::find_if, ranges::__detail::find_if_not, ranges::__detail::mismatch, ranges::detail::min, filter_view, ranges::views::filter, transform_view, ranges::views::transform, take_view, ranges::views::take, take_while_view, ranges::views::take_while, drop_view, ranges::views::drop, join_view, ranges::views::join, __detail::require_constant, __detail::tiny_range, split_view, ranges::views::split, ranges::views::_Counted, ranges::views::counted, common_view, ranges::views::common, reverse_view, ranges::views::reverse, ranges::views::__detail::__is_reversible_subrange, ranges::views::__detail::__is_reverse_view, reverse_view, ranges::views::reverse, __detail::__has_tuple_element, elements_view, ranges::views::elements, ranges::views::keys, ranges::views::values): Define. (views): Alias for ranges::views. (tuple_size<ranges::subrange<>>, tuple_element<0, ranges::subrange>, tuple_element<1, ranges::subrange>): New partial specializations. * testsuite/std/ranges/adaptors/all.cc: New test. * testsuite/std/ranges/adaptors/common.cc: Likewise. * testsuite/std/ranges/adaptors/counted.cc: Likewise. * testsuite/std/ranges/adaptors/drop.cc: Likewise. * testsuite/std/ranges/adaptors/drop_while.cc: Likewise. * testsuite/std/ranges/adaptors/elements.cc: Likewise. * testsuite/std/ranges/adaptors/filter.cc: Likewise. * testsuite/std/ranges/adaptors/join.cc: Likewise. * testsuite/std/ranges/adaptors/reverse.cc: Likewise. * testsuite/std/ranges/adaptors/split.cc: Likewise. * testsuite/std/ranges/adaptors/take.cc: Likewise. * testsuite/std/ranges/adaptors/take_while.cc: Likewise. * testsuite/std/ranges/adaptors/transform.cc: Likewise. 2020-02-07 Jonathan Wakely <jwakely@redhat.com> * libsupc++/compare (__cmp_cat::type): Define typedef for underlying type of enumerations and comparison category types. (__cmp_cat::_Ord, __cmp_cat::_Ncmp): Add underlying type. (__cmp_cat::_Ncmp::unordered): Change value to 2. (partial_ordering::_M_value, weak_ordering::_M_value) (strong_ordering::_M_value): Change type to __cmp_cat::type. (partial_ordering::_M_is_ordered): Remove data member. (partial_ordering): Use second bit of _M_value for unordered. Adjust comparison operators. (weak_ordering::operator partial_ordering): Simplify to remove branches. (operator<=>(unspecified, weak_ordering)): Likewise. (strong_ordering::operator partial_ordering): Likewise. (strong_ordering::operator weak_ordering): Likewise. (operator<=>(unspecified, strong_ordering)): Likewise. * testsuite/18_support/comparisons/categories/partialord.cc: New test. * testsuite/18_support/comparisons/categories/strongord.cc: New test. * testsuite/18_support/comparisons/categories/weakord.cc: New test. * include/std/ranges (iota_view::_Iterator): Fix typo in name of __cpp_lib_three_way_comparison macro and use deduced return type for operator<=>. * testsuite/std/ranges/iota/iterator.cc: New test. 2020-02-07 Patrick Palka <ppalka@redhat.com> Jonathan Wakely <jwakely@redhat.com> Implement C++20 constrained algorithms * include/Makefile.am: Add new header. * include/Makefile.in: Regenerate. * include/std/algorithm: Include <bits/ranges_algo.h>. * include/bits/ranges_algo.h: New file. * testsuite/25_algorithms/adjacent_find/constrained.cc: New test. * testsuite/25_algorithms/all_of/constrained.cc: New test. * testsuite/25_algorithms/any_of/constrained.cc: New test. * testsuite/25_algorithms/binary_search/constrained.cc: New test. * testsuite/25_algorithms/copy/constrained.cc: New test. * testsuite/25_algorithms/copy_backward/constrained.cc: New test. * testsuite/25_algorithms/copy_if/constrained.cc: New test. * testsuite/25_algorithms/copy_n/constrained.cc: New test. * testsuite/25_algorithms/count/constrained.cc: New test. * testsuite/25_algorithms/count_if/constrained.cc: New test. * testsuite/25_algorithms/equal/constrained.cc: New test. * testsuite/25_algorithms/equal_range/constrained.cc: New test. * testsuite/25_algorithms/fill/constrained.cc: New test. * testsuite/25_algorithms/fill_n/constrained.cc: New test. * testsuite/25_algorithms/find/constrained.cc: New test. * testsuite/25_algorithms/find_end/constrained.cc: New test. * testsuite/25_algorithms/find_first_of/constrained.cc: New test. * testsuite/25_algorithms/find_if/constrained.cc: New test. * testsuite/25_algorithms/find_if_not/constrained.cc: New test. * testsuite/25_algorithms/for_each/constrained.cc: New test. * testsuite/25_algorithms/generate/constrained.cc: New test. * testsuite/25_algorithms/generate_n/constrained.cc: New test. * testsuite/25_algorithms/heap/constrained.cc: New test. * testsuite/25_algorithms/includes/constrained.cc: New test. * testsuite/25_algorithms/inplace_merge/constrained.cc: New test. * testsuite/25_algorithms/is_partitioned/constrained.cc: New test. * testsuite/25_algorithms/is_permutation/constrained.cc: New test. * testsuite/25_algorithms/is_sorted/constrained.cc: New test. * testsuite/25_algorithms/is_sorted_until/constrained.cc: New test. * testsuite/25_algorithms/lexicographical_compare/constrained.cc: New test. * testsuite/25_algorithms/lower_bound/constrained.cc: New test. * testsuite/25_algorithms/max/constrained.cc: New test. * testsuite/25_algorithms/max_element/constrained.cc: New test. * testsuite/25_algorithms/merge/constrained.cc: New test. * testsuite/25_algorithms/min/constrained.cc: New test. * testsuite/25_algorithms/min_element/constrained.cc: New test. * testsuite/25_algorithms/minmax/constrained.cc: New test. * testsuite/25_algorithms/minmax_element/constrained.cc: New test. * testsuite/25_algorithms/mismatch/constrained.cc: New test. * testsuite/25_algorithms/move/constrained.cc: New test. * testsuite/25_algorithms/move_backward/constrained.cc: New test. * testsuite/25_algorithms/next_permutation/constrained.cc: New test. * testsuite/25_algorithms/none_of/constrained.cc: New test. * testsuite/25_algorithms/nth_element/constrained.cc: New test. * testsuite/25_algorithms/partial_sort/constrained.cc: New test. * testsuite/25_algorithms/partial_sort_copy/constrained.cc: New test. * testsuite/25_algorithms/partition/constrained.cc: New test. * testsuite/25_algorithms/partition_copy/constrained.cc: New test. * testsuite/25_algorithms/partition_point/constrained.cc: New test. * testsuite/25_algorithms/prev_permutation/constrained.cc: New test. * testsuite/25_algorithms/remove/constrained.cc: New test. * testsuite/25_algorithms/remove_copy/constrained.cc: New test. * testsuite/25_algorithms/remove_copy_if/constrained.cc: New test. * testsuite/25_algorithms/remove_if/constrained.cc: New test. * testsuite/25_algorithms/replace/constrained.cc: New test. * testsuite/25_algorithms/replace_copy/constrained.cc: New test. * testsuite/25_algorithms/replace_copy_if/constrained.cc: New test. * testsuite/25_algorithms/replace_if/constrained.cc: New test. * testsuite/25_algorithms/reverse/constrained.cc: New test. * testsuite/25_algorithms/reverse_copy/constrained.cc: New test. * testsuite/25_algorithms/rotate/constrained.cc: New test. * testsuite/25_algorithms/rotate_copy/constrained.cc: New test. * testsuite/25_algorithms/search/constrained.cc: New test. * testsuite/25_algorithms/search_n/constrained.cc: New test. * testsuite/25_algorithms/set_difference/constrained.cc: New test. * testsuite/25_algorithms/set_intersection/constrained.cc: New test. * testsuite/25_algorithms/set_symmetric_difference/constrained.cc: New test. * testsuite/25_algorithms/set_union/constrained.cc: New test. * testsuite/25_algorithms/shuffle/constrained.cc: New test. * testsuite/25_algorithms/sort/constrained.cc: New test. * testsuite/25_algorithms/stable_partition/constrained.cc: New test. * testsuite/25_algorithms/stable_sort/constrained.cc: New test. * testsuite/25_algorithms/swap_ranges/constrained.cc: New test. * testsuite/25_algorithms/transform/constrained.cc: New test. * testsuite/25_algorithms/unique/constrained.cc: New test. * testsuite/25_algorithms/unique_copy/constrained.cc: New test. * testsuite/25_algorithms/upper_bound/constrained.cc: New test. 2020-02-06 Jonathan Wakely <jwakely@redhat.com> * include/bits/stl_iterator.h (__detail::__common_iter_ptr): Fix PR number in comment. Fix indentation. * include/bits/stl_algobase.h (__iter_swap, __iter_swap<true>): Remove redundant _GLIBCXX20_CONSTEXPR. * include/std/ranges (viewable_range): Replace decay_t with remove_cvref_t (LWG 3375). 2020-02-05 Jonathan Wakely <jwakely@redhat.com> * include/bits/iterator_concepts.h (iter_reference_t) (iter_rvalue_reference_t, iter_common_reference_t, indirect_result_t): Remove workarounds for PR c++/67704. * testsuite/24_iterators/aliases.cc: New test. 2020-02-05 Patrick Palka <ppalka@redhat.com> * include/bits/stl_iterator.h (move_iterator::move_iterator): Move __i when initializing _M_current. (move_iterator::base): Split into two overloads differing in ref-qualifiers as in P1207R4 for C++20. 2020-02-04 Jonathan Wakely <jwakely@redhat.com> * include/std/functional (_GLIBCXX_NOT_FN_CALL_OP): Un-define after use. PR libstdc++/93562 * include/bits/unique_ptr.h (__uniq_ptr_impl::swap): Define. (unique_ptr::swap, unique_ptr<T[], D>::swap): Call it. * testsuite/20_util/unique_ptr/modifiers/93562.cc: New test. 2020-02-01 Andrew Burgess <andrew.burgess@embecosm.com> * configure: Regenerate. 2020-01-31 Patrick Palka <ppalka@redhat.com> * testsuite/24_iterators/range_operations/distance.cc: Do not assume test_range::end() returns the same type as test_range::begin(). * testsuite/24_iterators/range_operations/next.cc: Likewise. * testsuite/24_iterators/range_operations/prev.cc: Likewise. * testsuite/util/testsuite_iterators.h (__gnu_test::test_range::end): Always return a sentinel<I>. 2020-01-29 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/92895 * include/std/stop_token (stop_token::stop_possible()): Call new _M_stop_possible() function. (stop_token::stop_requested()): Do not use stop_possible(). (stop_token::binary_semaphore): New class, as temporary stand-in for std::binary_semaphore. (stop_token::_Stop_cb::_M_callback): Add noexcept to type. (stop_token::_Stop_cb::_M_destroyed, stop_token::_Stop_cb::_M_done): New data members for symchronization with stop_callback destruction. (stop_token::_Stop_cb::_Stop_cb): Make non-template. (stop_token::_Stop_cb::_M_linked, stop_token::_Stop_cb::_S_execute): Remove. (stop_token::_Stop_cb::_M_run): New member function. (stop_token::_Stop_state::_M_stopped, stop_token::_Stop_state::_M_mtx): Remove. (stop_token::_Stop_state::_M_owners): New data member to track reference count for ownership. (stop_token::_Stop_state::_M_value): New data member combining a spinlock, the stop requested flag, and the reference count for associated stop_source objects. (stop_token::_Stop_state::_M_requester): New data member for synchronization with stop_callback destruction. (stop_token::_Stop_state::_M_stop_possible()): New member function. (stop_token::_Stop_state::_M_stop_requested()): Inspect relevant bit of _M_value. (stop_token::_Stop_state::_M_add_owner) (stop_token::_Stop_state::_M_release_ownership) (stop_token::_Stop_state::_M_add_ssrc) (stop_token::_Stop_state::_M_sub_ssrc): New member functions for updating reference counts. (stop_token::_Stop_state::_M_lock, stop_token::_Stop_state::_M_unlock) (stop_token::_Stop_state::_M_lock, stop_token::_Stop_state::_M_unlock) (stop_token::_Stop_state::_M_try_lock) (stop_token::_Stop_state::_M_try_lock_and_stop) (stop_token::_Stop_state::_M_do_try_lock): New member functions for managing spinlock. (stop_token::_Stop_state::_M_request_stop): Use atomic operations to read and update state. Release lock while running callbacks. Use new data members to synchronize with callback destruction. (stop_token::_Stop_state::_M_remove_callback): Likewise. (stop_token::_Stop_state::_M_register_callback): Use atomic operations to read and update state. (stop_token::_Stop_state_ref): Handle type to manage _Stop_state, replacing shared_ptr. (stop_source::stop_source(const stop_source&)): Update reference count. (stop_source::operator=(const stop_source&)): Likewise. (stop_source::~stop_source()): Likewise. (stop_source::stop_source(stop_source&&)): Define as defaulted. (stop_source::operator=(stop_source&&)): Establish postcondition on parameter. (stop_callback): Enforce preconditions on template parameter. Replace base class with data member of new _Cb_impl type. (stop_callback::stop_callback(const stop_token&, Cb&&)) (stop_callback::stop_callback(stop_token&&, Cb&&)): Fix TOCTTOU race. (stop_callback::_Cb_impl): New type wrapping _Callback member and defining the _S_execute member function. * testsuite/30_threads/stop_token/stop_callback/deadlock-mt.cc: New test. * testsuite/30_threads/stop_token/stop_callback/deadlock.cc: New test. * testsuite/30_threads/stop_token/stop_callback/destroy.cc: New test. * testsuite/30_threads/stop_token/stop_callback/destructible_neg.cc: New test. * testsuite/30_threads/stop_token/stop_callback/invocable_neg.cc: New test. * testsuite/30_threads/stop_token/stop_callback/invoke.cc: New test. * testsuite/30_threads/stop_token/stop_source/assign.cc: New test. * testsuite/30_threads/stop_token/stop_token/stop_possible.cc: New test. * libsupc++/compare (__detail::__3way_builtin_ptr_cmp): Use three_way_comparable_with. (__detail::__3way_cmp_with): Remove workaround for fixed bug. (compare_three_way::operator()): Remove redundant constraint from requires-clause. (__detail::_Synth3way::operator()): Use three_way_comparable_with instead of workaround. * testsuite/18_support/comparisons/object/93479.cc: Prune extra output due to simplified constraints on compare_three_way::operator(). PR libstdc++/93479 * libsupc++/compare (__3way_builtin_ptr_cmp): Require <=> to be valid. * testsuite/18_support/comparisons/object/93479.cc: New test. * testsuite/std/ranges/access/end.cc: Do not assume test_range::end() returns the same type as test_range::begin(). Add comments. * testsuite/std/ranges/access/rbegin.cc: Likewise. * testsuite/std/ranges/access/rend.cc: Likewise. * testsuite/std/ranges/range.cc: Do not assume the sentinel for test_range is the same as its iterator type. * testsuite/util/testsuite_iterators.h (test_range::sentinel): Add operator- overloads to satisfy sized_sentinel_for when the iterator satisfies random_access_iterator. 2020-01-28 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93470 * include/bits/refwrap.h (reference_wrapper::operator()): Restrict static assertion to object types. PR libstdc++/93325 * acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Use AC_SEARCH_LIBS for clock_gettime instead of explicit glibc version check. * configure: Regenerate. 2020-01-28 Martin Liska <mliska@suse.cz> PR libstdc++/93478 * include/std/atomic: Fix typo. * include/std/optional: Likewise. 2020-01-27 Andrew Burgess <andrew.burgess@embecosm.com> * configure: Regenerate. 2020-01-27 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93426 * include/std/span (span): Fix deduction guide. * testsuite/23_containers/span/deduction.cc: New test. 2020-01-24 Jonathan Wakely <jwakely@redhat.com> * libsupc++/compare (__cmp_cat::_Eq): Remove enumeration type. (__cmp_cat::_Ord::equivalent): Add enumerator. (__cmp_cat::_Ord::_Less, __cmp_cat::_Ord::_Greater): Rename to less and greater. (partial_ordering, weak_ordering, strong_ordering): Remove constructors taking __cmp_cat::_Eq parameters. Use renamed enumerators. 2020-01-24 Maciej W. Rozycki <macro@wdc.com> * acinclude.m4: Handle `--with-toolexeclibdir='. * Makefile.in: Regenerate. * aclocal.m4: Regenerate. * configure: Regenerate. * doc/Makefile.in: Regenerate. * include/Makefile.in: Regenerate. * libsupc++/Makefile.in: Regenerate. * po/Makefile.in: Regenerate. * python/Makefile.in: Regenerate. * src/Makefile.in: Regenerate. * src/c++11/Makefile.in: Regenerate. * src/c++17/Makefile.in: Regenerate. * src/c++98/Makefile.in: Regenerate. * src/filesystem/Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. 2020-01-23 Alexandre Oliva <oliva@adacore.com> * crossconfig.m4 (GLIBCXX_CHECK_MATH_DECL): Reject macros. * configure: Rebuild. * testsuite/27_io/fpos/mbstate_t/1.cc: Zero-init mbstate_t. 2020-01-23 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/91947 * include/Makefile.am (${host_builddir}/largefile-config.h): Simplify rule. * include/Makefile.in: Regenerate. 2020-01-20 Jonathan Wakely <jwakely@redhat.com> * doc/xml/faq.xml: Fix grammar. * doc/xml/manual/appendix_contributing.xml: Improve instructions. * doc/xml/manual/spine.xml: Update copyright years. * doc/html/*: Regenerate. 2020-01-19 Eric S. Raymond <esr@thyrsus.com> * doc/xml/faq.xml: Update for SVN -> Git transition. * doc/xml/manual/appendix_contributing.xml: Likewise. * doc/xml/manual/status_cxx1998.xml: Likewise. * doc/xml/manual/status_cxx2011.xml: Likewise. * doc/xml/manual/status_cxx2014.xml: Likewise. * doc/xml/manual/status_cxx2017.xml: Likewise. * doc/xml/manual/status_cxx2020.xml: Likewise. * doc/xml/manual/status_cxxtr1.xml: Likewise. * doc/xml/manual/status_cxxtr24733.xml: Likewise. 2020-01-18 Iain Sandoe <iain@sandoe.co.uk> * include/Makefile.am: Add coroutine to the std set. * include/Makefile.in: Regenerated. * include/std/coroutine: New file. 2020-01-17 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/92376 * include/bits/c++config: Only do PSTL config when the header is present, to fix freestanding. * libsupc++/new_opa.cc [!_GLIBCXX_HOSTED]: Declare allocation functions if they were detected by configure. 2020-01-16 Kai-Uwe Eckhardt <kuehro@gmx.de> Matthew Bauer <mjbauer95@gmail.com> Jonathan Wakely <jwakely@redhat.com> PR bootstrap/64271 (partial) * config/os/bsd/netbsd/ctype_base.h (ctype_base::mask): Change type to unsigned short. (ctype_base::alpha, ctype_base::digit, ctype_base::xdigit) (ctype_base::print, ctype_base::graph, ctype_base::alnum): Sync definitions with NetBSD upstream. (ctype_base::blank): Use _CTYPE_BL. * config/os/bsd/netbsd/ctype_configure_char.cc (_C_ctype_): Remove Declaration. (ctype<char>::classic_table): Use _C_ctype_tab_ instead of _C_ctype_. (ctype<char>::do_toupper, ctype<char>::do_tolower): Cast char parameters to unsigned char. * config/os/bsd/netbsd/ctype_inline.h (ctype<char>::is): Likewise. 2020-01-16 François Dumont <fdumont@gcc.gnu.org> PR libstdc++/91263 * include/bits/hashtable.h (_Hashtable<>): Make _Equality<> friend. * include/bits/hashtable_policy.h: Include <bits/stl_algo.h>. (_Equality_base): Remove. (_Equality<>::_M_equal): Review implementation. Use std::is_permutation. * testsuite/23_containers/unordered_multiset/operators/1.cc (Hash, Equal, test02, test03): New. * testsuite/23_containers/unordered_set/operators/1.cc (Hash, Equal, test02, test03): New. 2020-01-15 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93267 * include/bits/iterator_concepts.h (__max_diff_type, __max_size_type): Move here from <bits/range_access.h> and define using __int128 when available. (__is_integer_like, __is_signed_integer_like): Move here from <bits/range_access.h>. (weakly_incrementable): Use __is_signed_integer_like. * include/bits/range_access.h (__max_diff_type, __max_size_type) (__is_integer_like, __is_signed_integer_like): Move to <bits/iterator_concepts.h>. (__make_unsigned_like_t): Move here from <ranges>. * include/std/ranges (__make_unsigned_like_t): Move to <bits/range_access.h>. (iota_view): Replace using-directive with using-declarations. * testsuite/std/ranges/iota/93267.cc: New test. * testsuite/std/ranges/iota_view.cc: Move to new 'iota' sub-directory. 2020-01-13 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93244 * include/bits/fs_path.h (path::generic_string<C,A>) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Convert root-dir to forward-slash. * testsuite/27_io/filesystem/path/generic/generic_string.cc: Check root-dir is converted to forward slash in generic pathname. * testsuite/27_io/filesystem/path/generic/utf.cc: New test. * testsuite/27_io/filesystem/path/generic/wchar_t.cc: New test. PR libstdc++/58605 * include/bits/atomic_base.h (__cpp_lib_atomic_value_initialization): Define. (__atomic_flag_base, __atomic_base, __atomic_base<_PTp*>) (__atomic_float): Add default member initializer for C++20. * include/std/atomic (atomic): Likewise. (atomic::atomic()): Remove noexcept-specifier on default constructor. * include/std/version (__cpp_lib_atomic_value_initialization): Define. * testsuite/29_atomics/atomic/cons/assign_neg.cc: Adjust dg-error line number. * testsuite/29_atomics/atomic/cons/copy_neg.cc: Likewise. * testsuite/29_atomics/atomic/cons/value_init.cc: New test. * testsuite/29_atomics/atomic_flag/cons/value_init.cc: New test. * testsuite/29_atomics/atomic_flag/requirements/trivial.cc: Adjust expected result for is_trivially_default_constructible. * testsuite/29_atomics/atomic_float/requirements.cc: Likewise. * testsuite/29_atomics/atomic_float/value_init.cc: New test. * testsuite/29_atomics/atomic_integral/cons/assign_neg.cc: Likewise. * testsuite/29_atomics/atomic_integral/cons/copy_neg.cc: Likewise. * testsuite/29_atomics/atomic_integral/cons/value_init.cc * testsuite/29_atomics/atomic_integral/requirements/trivial.cc: Adjust expected results for is_trivially_default_constructible. * testsuite/util/testsuite_common_types.h (has_trivial_dtor): Add new test generator. 2020-01-10 Jonathan Wakely <jwakely@redhat.com> * testsuite/util/testsuite_iterators.h: Improve comment. * testsuite/25_algorithms/equal/deque_iterators/1.cc: Don't use C++11 initialization syntax. PR libstdc++/92285 * include/bits/streambuf_iterator.h (istreambuf_iterator): Make type of base class independent of __cplusplus value. [__cplusplus < 201103L] (istreambuf_iterator::reference): Override the type defined in the base class * testsuite/24_iterators/istreambuf_iterator/92285.cc: New test. * testsuite/24_iterators/istreambuf_iterator/requirements/ base_classes.cc: Adjust expected base class for C++98. 2020-01-09 Olivier Hainque <hainque@adacore.com> * doc/xml/manual/appendix_contributing.xml: Document _C2 as a reserved identifier, by VxWorks. * include/bits/stl_map.h: Rename _C2 template typenames as _Cmp2. * include/bits/stl_multimap.h: Likewise. 2020-01-09 Jonathan Wakely <jwakely@redhat.com> * include/ext/extptr_allocator.h (_ExtPtr_allocator::operator==) (_ExtPtr_allocator::operator!=): Add missing const qualifiers. * include/ext/pointer.h (readable_traits<_Pointer_adapter<S>>): Add partial specialization to disambiguate the two constrained specializations. * include/experimental/type_traits (experimental::is_pod_v): Disable -Wdeprecated-declarations warnings around reference to std::is_pod. * include/std/type_traits (is_pod_v): Likewise. * testsuite/18_support/max_align_t/requirements/2.cc: Also check is_standard_layout and is_trivial. Do not check is_pod for C++20. * testsuite/20_util/is_pod/requirements/explicit_instantiation.cc: Add -Wno-deprecated for C++20. * testsuite/20_util/is_pod/requirements/typedefs.cc: Likewise. * testsuite/20_util/is_pod/value.cc: Likewise. * testsuite/experimental/type_traits/value.cc: Likewise. 2020-01-09 JeanHeyd "ThePhD" Meneide <phdofthehouse@gmail.com> * include/bits/c++config (_GLIBCXX20_DEPRECATED): Add new macro. * include/std/type_traits (is_pod, is_pod_v): Deprecate for C++20. * testuite/20_util/is_pod/deprecated-2a.cc: New test. 2020-01-09 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93205 * include/bits/random.h (operator>>): Check stream operation succeeds. * include/bits/random.tcc (operator<<): Remove redundant __ostream_type typedefs. (operator>>): Remove redundant __istream_type typedefs. Check stream operations succeed. (__extract_params): New function to fill a vector from a stream. * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error line. PR libstdc++/93208 * config/abi/pre/gnu.ver: Add new exports. * include/std/memory_resource (memory_resource::~memory_resource()): Do not define inline. (monotonic_buffer_resource::~monotonic_buffer_resource()): Likewise. * src/c++17/memory_resource.cc (memory_resource::~memory_resource()): Define. (monotonic_buffer_resource::~monotonic_buffer_resource()): Define. * testsuite/20_util/monotonic_buffer_resource/93208.cc: New test. 2020-01-09 François Dumont <fdumont@gcc.gnu.org> PR libstdc++/92124 * include/bits/hashtable.h (_Hashtable<>::__alloc_node_gen_t): New template alias. (_Hashtable<>::__fwd_value_for): New. (_Hashtable<>::_M_assign_elements<>): Remove _NodeGenerator template parameter. (_Hashtable<>::_M_assign<>): Add _Ht template parameter. (_Hashtable<>::operator=(const _Hashtable<>&)): Adapt. (_Hashtable<>::_M_move_assign): Adapt. Replace std::move_if_noexcept with std::move. (_Hashtable<>::_Hashtable(const _Hashtable&)): Adapt. (_Hashtable<>::_Hashtable(const _Hashtable&, const allocator_type&)): Adapt. (_Hashtable<>::_Hashtable(_Hashtable&&, const allocator_type&)): Adapt. * testsuite/23_containers/unordered_set/92124.cc: New. 2020-01-08 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/93201 * src/c++17/fs_ops.cc (do_remove_all): New function implementing more detailed error reporting for remove_all. Check result of recursive call before incrementing iterator. (remove_all(const path&), remove_all(const path&, error_code&)): Use do_remove_all. * src/filesystem/ops.cc (remove_all(const path&, error_code&)): Check result of recursive call before incrementing iterator. * testsuite/27_io/filesystem/operations/remove_all.cc: Check errors are reported correctly. * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise. 2020-01-07 Thomas Rodgers <trodgers@redhat.com> * include/std/condition_variable (condition_variable_any::wait_on): Rename to match current draft standard. (condition_variable_any::wait_on_until): Likewise. (condition_variable_any::wait_on_for): Likewise. * testsuite/30_threads/condition_variable_any/stop_token/wait_on.cc: Adjust tests to account for renamed methods. 2020-01-07 François Dumont <fdumont@gcc.gnu.org> PR libstdc++/92124 * include/bits/stl_tree.h (_Rb_tree<>::_M_move_assign(_Rb_tree&, false_type)): Replace std::move_if_noexcept by std::move. * testsuite/23_containers/map/92124.cc: New. * testsuite/23_containers/set/92124.cc: New. 2020-01-06 Jonathan Wakely <jwakely@redhat.com> * include/std/stop_token (stop_token): Remove operator!= (LWG 3254). (stop_source): Likewise (LWG 3362). * testsuite/30_threads/stop_token/stop_source.cc: Test equality comparisons. * include/bits/stl_algobase.h (__is_byte_iter, __min_cmp) (lexicographical_compare_three_way): Do not depend on __cpp_lib_concepts. * include/std/version (__cpp_lib_three_way_comparison): Only define when __cpp_lib_concepts is defined. * libsupc++/compare (__cpp_lib_three_way_comparison): Likewise. 2020-01-03 Jonathan Wakely <jwakely@redhat.com> * include/bits/stl_algobase.h (lexicographical_compare_three_way): Only define four-argument overload when __cpp_lib_concepts is defined. 2020-01-01 John David Anglin <danglin@gcc.gnu.org> * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update. 2020-01-01 Jakub Jelinek <jakub@redhat.com> Update copyright years. Copyright (C) 2020 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.