-2020-08-19 Jonathan Wakely <jwakely@redhat.com>
- Patrick Palka <ppalka@redhat.com>
+2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
- PR libstdc++/96042
- * include/bits/range_access.h (__detail::__to_unsigned_like):
- Do not use make_unsigned_t<T> in the return type, as it can
- result in an error before the integral<T> constraint is checked.
- [__STRICT_ANSI__]: Add overloads for 128-bit integer types.
- (__detail::__make_unsigned_like_t): Define as the return type
- of __to_unsigned_like.
- * testsuite/std/ranges/subrange/96042.cc: New test.
+ * configure: Re-generate.
-2020-08-19 Jonathan Wakely <jwakely@redhat.com>
+2021-01-05 Ed Smith-Rowland <3dw4rd@verizon.net>
- * include/bits/stl_tree.h (operator!=, operator>, operator<=)
- (operator>=): Remove deprecated functions.
+ * include/precompiled/stdc++.h: Add <source_location> to C++20 section.
-2020-08-19 Jonathan Wakely <jwakely@redhat.com>
+2021-01-01 Jakub Jelinek <jakub@redhat.com>
- PR libstdc++/96042
- * include/ext/numeric_traits.h (__is_integer_nonstrict): New
- trait which is true for 128-bit integers even in strict modes.
- (__numeric_traits_integer, __numeric_traits): Use
- __is_integer_nonstrict instead of __is_integer.
- * include/std/limits [__STRICT_ANSI__ && __SIZEOF_INT128__]
- (numeric_limits<__int128>, (numeric_limits<unsigned __int128>):
- Define.
- * testsuite/std/ranges/iota/96042.cc: New test.
+ * ChangeLog-2020: Rotate ChangeLog. New file.
-2020-08-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/c++config (_GLIBCXX_DEPRECATED_SUGGEST)
- (_GLIBCXX11_DEPRECATED, _GLIBCXX11_DEPRECATED_SUGGEST)
- (_GLIBCXX17_DEPRECATED_SUGGEST, _GLIBCXX20_DEPRECATED_SUGGEST):
- Add new macros to comment.
-
-2020-08-19 Patrick Palka <ppalka@redhat.com>
-
- * include/Makefile.am (bits_headers): Add new header
- <bits/max_size_type.h>.
- * include/Makefile.in: Regenerate.
- * include/bits/iterator_concepts.h
- (ranges::__detail::__max_diff_type): Remove definition, replace
- with forward declaration of class __max_diff_type.
- (__detail::__max_size_type): Remove definition, replace with
- forward declaration of class __max_size_type.
- (__detail::__is_unsigned_int128, __is_signed_int128)
- (__is_int128): New concepts.
- (__detail::__is_integer_like): Accept __int128 and unsigned
- __int128.
- (__detail::__is_signed_integer_like): Accept __int128.
- * include/bits/max_size_type.h: New header.
- * include/bits/range_access.h: Include <bits/max_size_type.h>.
- (__detail::__to_unsigned_like): Two new overloads.
- * testsuite/std/ranges/iota/difference_type.cc: New test.
- * testsuite/std/ranges/iota/max_size_type.cc: New test.
-
-2020-08-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/c++config (_GLIBCXX_DEPRECATED): Define for all
- standard modes.
- (_GLIBCXX_DEPRECATED_SUGGEST): New macro for "use 'foo' instead"
- message in deprecated warnings.
- (_GLIBCXX11_DEPRECATED, _GLIBCXX11_DEPRECATED_SUGGEST): New
- macros for marking features deprecated in C++11.
- (_GLIBCXX17_DEPRECATED_SUGGEST, _GLIBCXX20_DEPRECATED_SUGGEST):
- New macros.
- * include/backward/auto_ptr.h (auto_ptr_ref, auto_ptr<void>):
- Use _GLIBCXX11_DEPRECATED instead of _GLIBCXX_DEPRECATED.
- (auto_ptr): Use _GLIBCXX11_DEPRECATED_SUGGEST.
- * include/backward/binders.h (binder1st, binder2nd): Likewise.
- * include/bits/ios_base.h (io_state, open_mode, seek_dir)
- (streampos, streamoff): Use _GLIBCXX_DEPRECATED_SUGGEST.
- * include/std/streambuf (stossc): Replace C++11 attribute
- with _GLIBCXX_DEPRECATED_SUGGEST.
- * include/std/type_traits (__is_nullptr_t): Use
- _GLIBCXX_DEPRECATED_SUGGEST instead of _GLIBCXX_DEPRECATED.
- * testsuite/27_io/types/1.cc: Check for deprecated warnings.
- Also check for io_state, open_mode and seek_dir typedefs.
-
-2020-08-19 Antony Polukhin <antoshkka@gmail.com>
-
- PR libstdc++/71579
- * include/std/type_traits (invoke_result, is_nothrow_invocable_r)
- Add static_asserts to make sure that the argument of the type
- trait is not misused with incomplete types.
- (is_swappable_with, is_nothrow_swappable_with): Add static_asserts
- to make sure that the first and second arguments of the type trait
- are not misused with incomplete types.
- * testsuite/20_util/invoke_result/incomplete_neg.cc: New test.
- * testsuite/20_util/is_nothrow_invocable/incomplete_neg.cc: New test.
- * testsuite/20_util/is_nothrow_swappable/incomplete_neg.cc: New test.
- * testsuite/20_util/is_nothrow_swappable_with/incomplete_neg.cc: New
- test.
- * testsuite/20_util/is_swappable_with/incomplete_neg.cc: New test.
-
-2020-08-18 David Edelsohn <dje.gcc@gmail.com>
- Clement Chigot <clement.chigot@atos.net>
-
- * config/os/aix/t-aix: Add complementary mode object files to
- libsupc++.a
-
-2020-08-18 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/17_intro/headers/c++1998/all_attributes.cc: Check
- "cold" isn't used in the library. Also check <cxxabi.h>.
- * testsuite/17_intro/headers/c++2011/all_attributes.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2014/all_attributes.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2017/all_attributes.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2020/all_attributes.cc:
- Likewise.
-
-2020-08-18 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/69724
- * include/std/future (__future_base::_S_make_deferred_state)
- (__future_base::_S_make_async_state): Remove.
- (__future_base::_Deferred_state): Change constructor to accept a
- parameter pack of arguments and forward them to the call
- wrapper.
- (__future_base::_Async_state_impl): Likewise. Replace lambda
- expression with a named member function.
- (async): Construct state object directly from the arguments,
- instead of using thread::__make_invoker, _S_make_deferred_state
- and _S_make_async_state. Move shared state into the returned
- future.
- * include/std/thread (thread::_Call_wrapper): New alias
- template for use by constructor and std::async.
- (thread::thread(Callable&&, Args&&...)): Create state object
- directly instead of using _S_make_state.
- (thread::__make_invoker, thread::__decayed_tuple)
- (thread::_S_make_state): Remove.
- * testsuite/30_threads/async/69724.cc: New test.
-
-2020-08-17 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/55713
- PR libstdc++/71096
- PR libstdc++/93147
- * include/std/tuple [__has_cpp_attribute(no_unique_address)]
- (_Head_base<Idx, Head, true>): New definition of the partial
- specialization, using [[no_unique_address]] instead of
- inheritance.
- * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
- output.
- * testsuite/20_util/tuple/comparison_operators/93147.cc: New test.
- * testsuite/20_util/tuple/creation_functions/55713.cc: New test.
- * testsuite/20_util/tuple/element_access/71096.cc: New test.
-
-2020-08-14 Lewis Hyatt <lhyatt@gmail.com>
-
- * testsuite/lib/libstdc++.exp: Use the new option
- -fdiagnostics-plain-output.
-
-2020-08-13 Jonathan Wakely <jwakely@redhat.com>
-
- * acinclude.m4 (GLIBCXX_ENABLE_CHEADERS): Warn if the c_std
- option is used and fail unless --enable-cheaders-obsolete is
- also used.
- * configure: Regenerate.
-
-2020-08-12 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/85828
- * include/bits/basic_string.h (operator=(basic_string&&)): Check
- for self-move before copying with char_traits::copy.
- * include/bits/hashtable.h (operator=(_Hashtable&&)): Check for
- self-move.
- * include/bits/stl_deque.h (_M_move_assign1(deque&&, false_type)):
- Check for equal allocators.
- * include/bits/stl_list.h (_M_move_assign(list&&, true_type)):
- Call clear() instead of _M_clear().
- * include/debug/formatter.h (__msg_self_move_assign): Change
- comment.
- * include/debug/macros.h (__glibcxx_check_self_move_assign):
- (_GLIBCXX_DEBUG_VERIFY): Remove.
- * include/debug/safe_container.h (operator=(_Safe_container&&)):
- Remove assertion check for safe move and make it well-defined.
- * include/debug/safe_iterator.h (operator=(_Safe_iterator&&)):
- Remove assertion check for self-move.
- * include/debug/safe_local_iterator.h
- (operator=(_Safe_local_iterator&&)): Likewise.
- * testsuite/21_strings/basic_string/cons/char/self_move.cc: New test.
- * testsuite/23_containers/deque/cons/self_move.cc: New test.
- * testsuite/23_containers/forward_list/cons/self_move.cc: New test.
- * testsuite/23_containers/list/cons/self_move.cc: New test.
- * testsuite/23_containers/set/cons/self_move.cc: New test.
- * testsuite/23_containers/unordered_set/cons/self_move.cc: New test.
- * testsuite/23_containers/vector/cons/self_move.cc: New test.
-
-2020-08-11 François Dumont <fdumont@gcc.gnu.org>
-
- PR libstdc++/91620
- * include/bits/forward_list.tcc (forward_list<>::remove): Collect nodes
- to destroy in an intermediate forward_list.
- (forward_list<>::remove_if, forward_list<>::unique): Likewise.
- * include/bits/list.tcc (list<>::remove, list<>::unique): Likewise.
- (list<>::remove_if): Likewise.
- * include/debug/forward_list (forward_list<>::_M_erase_after): Remove.
- (forward_list<>::erase_after): Adapt.
- (forward_list<>::remove, forward_list<>::remove_if): Collect nodes to
- destroy in an intermediate forward_list.
- (forward_list<>::unique): Likewise.
- * include/debug/list (list<>::remove, list<>::unique): Likewise.
- (list<>::remove_if): Likewise.
- * testsuite/23_containers/forward_list/operations/91620.cc: New test.
- * testsuite/23_containers/list/operations/91620.cc: New test.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/30_threads/thread/cons/84535.cc: Use a custom
- namespace.
- * testsuite/30_threads/thread/cons/lwg2097.cc: Likewise.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/89760
- * include/experimental/executor [!_GLIBCXX_HAS_GTHREADS]:
- (execution_context::mutex_type): Define dummy mutex type.
- (system_context): Use execution_context::mutex_type.
- (system_context) [!_GLIBCXX_HAS_GTHREADS]: Define dummy
- thread and condition variable types.
- [!_GLIBCXX_HAS_GTHREADS] (system_context::_M_run()): Do not
- define.
- (system_context::_M_post) [!_GLIBCXX_HAS_GTHREADS]: Throw
- an exception when threads aren't available.
- (strand::running_in_this_thread()): Defer to _M_state.
- (strand::_State::running_in_this_thread()): New function.
- (use_future_t): Do not depend on _GLIBCXX_USE_C99_STDINT_TR1.
- * include/experimental/io_context (io_context): Use the
- execution_context::mutex_type alias. Replace stack of thread
- IDs with counter.
- * testsuite/experimental/net/execution_context/use_service.cc:
- Enable test for non-pthread targets.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- * include/experimental/executor (system_context::a__tag): Make
- default constructor explicit.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- * include/experimental/executor (system_context::_M_run()):
- Fix predicate.
- * testsuite/experimental/net/system_context/1.cc: New test.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/stop_token: Check _GLIBCXX_HAS_GTHREADS using
- #ifdef instead of #if.
- (stop_token::_S_yield()): Check _GLIBCXX_HAS_GTHREADS before
- using __gthread_yield.
-
-2020-08-11 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/thread [!_GLIBCXX_HAS_GTHREADS] (this_thread::yield)
- (this_thread::sleep_until): Define.
- [!_GLIBCXX_HAS_GTHREADS] (this_thread::sleep_for): Define. Replace
- use of __gthread_time_t typedef with timespec.
- * src/c++11/thread.cc [!_GLIBCXX_HAS_GTHREADS] (__sleep_for):
- Likewise.
- * testsuite/30_threads/this_thread/2.cc: Moved to...
- * testsuite/30_threads/this_thread/yield.cc: ...here.
- * testsuite/30_threads/this_thread/3.cc: Moved to...
- * testsuite/30_threads/this_thread/sleep_for-mt.cc: ...here.
- * testsuite/30_threads/this_thread/4.cc: Moved to...
- * testsuite/30_threads/this_thread/sleep_until-mt.cc: ...here.
- * testsuite/30_threads/this_thread/58038.cc: Add
- dg-require-sleep.
- * testsuite/30_threads/this_thread/60421.cc: Likewise.
- * testsuite/30_threads/this_thread/sleep_for.cc: New test.
- * testsuite/30_threads/this_thread/sleep_until.cc: New test.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94681
- * src/c++17/fs_ops.cc (read_symlink): Use posix::lstat instead
- of calling ::lstat directly.
- * src/filesystem/ops.cc (read_symlink): Likewise.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- * python/libstdcxx/v6/printers.py (UniquePointerPrinter.__init__):
- Use gdb.Type.strip_typedefs().
- * testsuite/libstdc++-prettyprinters/compat.cc: Use a typedef in
- the emulated old type.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94681
- * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Do not depend on
- $enable_libstdcxx_filesystem_ts.
- * configure: Regenerate.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93904
- * include/bits/stl_iterator.h (inserter): Do not deduce
- iterator type (LWG 561).
- * testsuite/24_iterators/insert_iterator/dr561.cc: New test.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI=0]
- (basic_string::reserve()): Do nothing if exceptions are not
- enabled.
-
-2020-08-10 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95749
- * src/filesystem/ops-common.h [_GLIBCXX_FILESYSTEM_IS_WINDOWS]
- (stat_type): Change to __stat64.
- (stat): Use _wstat64.
-
-2020-08-07 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96303
- * include/debug/bitset (bitset::operator==): Call _M_base() on
- right operand.
- (bitset::operator!=): Likewise, but don't define it at all when
- default comparisons are supported by the compiler.
- * testsuite/23_containers/bitset/operations/96303.cc: New test.
-
-2020-08-07 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/18_support/comparisons/algorithms/partial_order.cc:
- Replace VERIFY with static_assert where the compiler now
- allows it.
- * testsuite/18_support/comparisons/algorithms/weak_order.cc:
- Likewise.
-
-2020-08-07 Jonathan Wakely <jwakely@redhat.com>
-
- * config/abi/pre/gnu.ver: Fix wildcards for wstring symbols.
-
-2020-08-06 Andrew Luo <andrewluotechnologies@outlook.com>
- Jonathan Wakely <jwakely@redhat.com>
-
- * config/abi/pre/gnu.ver (GLIBCXX_3.4): Use less greedy
- patterns for basic_string members.
- (GLIBCXX_3.4.29): Export new basic_string::reserve symbols.
- * doc/xml/manual/status_cxx2020.xml: Update P0966 status.
- * include/bits/basic_string.h (shrink_to_fit()): Call reserve().
- (reserve(size_type)): Remove default argument.
- (reserve()): Declare new overload.
- [!_GLIBCXX_USE_CXX11_ABI] (shrink_to_fit, reserve): Likewise.
- * include/bits/basic_string.tcc (reserve(size_type)): Remove
- support for shrinking capacity.
- (reserve()): Perform shrink-to-fit operation.
- [!_GLIBCXX_USE_CXX11_ABI] (reserve): Likewise.
- * testsuite/21_strings/basic_string/capacity/1.cc: Adjust to
- reflect new behavior.
- * testsuite/21_strings/basic_string/capacity/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string/capacity/char/18654.cc:
- Likewise.
- * testsuite/21_strings/basic_string/capacity/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string/capacity/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string/capacity/wchar_t/18654.cc:
- Likewise.
- * testsuite/21_strings/basic_string/capacity/wchar_t/2.cc:
- Likewise.
-
-2020-08-06 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/basic_string.tcc
- (operator>>(basic_istream&, basic_string&)): Do not set eofbit
- if extraction stopped after in.width() characters.
- * src/c++98/istream-string.cc (operator>>(istream&, string&)):
- Likewise.
- * include/bits/istream.tcc (__istream_extract): Do not set
- eofbit if extraction stopped after n-1 characters.
- * src/c++98/istream.cc (__istream_extract): Likewise.
- * testsuite/21_strings/basic_string/inserters_extractors/char/13.cc: New test.
- * testsuite/21_strings/basic_string/inserters_extractors/wchar_t/13.cc: New test.
- * testsuite/27_io/basic_istream/extractors_character/char/5.cc: New test.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/5.cc: New test.
-
-2020-08-06 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96484
- * src/c++17/fs_ops.cc (fs::read_symlink): Return an error
- immediately for non-symlinks.
- * src/filesystem/ops.cc (fs::read_symlink): Likewise.
-
-2020-08-06 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/istream (operator>>(istream&, char*)): Add
- attributes to get warnings for pointers that are null or known
- to point to the end of a buffer. Request upper bound from
- __builtin_object_size check and handle zero-sized buffer case.
- (operator>>(istream&, signed char))
- (operator>>(istream&, unsigned char*)): Add attributes.
- * testsuite/27_io/basic_istream/extractors_character/char/overflow.cc:
- Check extracting into the middle of a buffer.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/overflow.cc: New test.
-
-2020-08-05 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/atomic (atomic<T>::store): Reformat.
-
-2020-08-05 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/manual/status_cxx2017.xml: Replace oneAPI DPC++ link
- with LLVM repo for PSTL.
- * doc/html/manual/status.html: Regenerate.
-
-2020-08-05 Jonathan Wakely <jwakely@redhat.com>
-
- * config/abi/pre/gnu.ver (GLIBCXX_3.4.29): Export new symbols.
- * include/bits/istream.tcc (__istream_extract): New function
- template implementing both of operator>>(istream&, char*) and
- operator>>(istream&, char(&)[N]). Add explicit instantiation
- declaration for it. Remove explicit instantiation declarations
- for old function templates.
- * include/std/istream (__istream_extract): Declare.
- (operator>>(basic_istream<C,T>&, C*)): Define inline and simply
- call __istream_extract.
- (operator>>(basic_istream<char,T>&, signed char*)): Likewise.
- (operator>>(basic_istream<char,T>&, unsigned char*)): Likewise.
- (operator>>(basic_istream<C,T>&, C(7)[N])): Define for LWG 2499.
- (operator>>(basic_istream<char,T>&, signed char(&)[N])):
- Likewise.
- (operator>>(basic_istream<char,T>&, unsigned char(&)[N])):
- Likewise.
- * include/std/streambuf (basic_streambuf): Declare char overload
- of __istream_extract as a friend.
- * src/c++11/istream-inst.cc: Add explicit instantiation
- definition for wchar_t overload of __istream_extract. Remove
- explicit instantiation definitions of old operator>> overloads
- for versioned-namespace build.
- * src/c++98/istream.cc (operator>>(istream&, char*)): Replace
- with __istream_extract(istream&, char*, streamsize).
- * testsuite/27_io/basic_istream/extractors_character/char/3.cc:
- Do not use variable-length array.
- * testsuite/27_io/basic_istream/extractors_character/char/4.cc:
- Do not run test for C++20.
- * testsuite/27_io/basic_istream/extractors_character/char/9555-ic.cc:
- Do not test writing to pointers for C++20.
- * testsuite/27_io/basic_istream/extractors_character/char/9826.cc:
- Use array instead of pointer.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/3.cc:
- Do not use variable-length array.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc:
- Do not run test for C++20.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/9555-ic.cc:
- Do not test writing to pointers for C++20.
- * testsuite/27_io/basic_istream/extractors_character/char/lwg2499.cc:
- New test.
- * testsuite/27_io/basic_istream/extractors_character/char/lwg2499_neg.cc:
- New test.
- * testsuite/27_io/basic_istream/extractors_character/char/overflow.cc:
- New test.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499.cc:
- New test.
- * testsuite/27_io/basic_istream/extractors_character/wchar_t/lwg2499_neg.cc:
- New test.
-
-2020-08-01 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/using_exceptions.xml: Move www.stroustrup.com to
- https.
- * doc/html/manual/using_exceptions.html: Regenerate.
-
-2020-07-31 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/status_cxx2017.xml: ParallelSTL is now part
- of oneAPI DPC++ Library on Github.
- * doc/html/manual/status.html: Regenerate.
-
-2020-07-31 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/stl_bvector.h
- [_GLIBCXX_INLINE_VERSION](_Bvector_impl_data::_M_start): Define as
- _Bit_type*.
- (_Bvector_impl_data(const _Bvector_impl_data&)): Default.
- (_Bvector_impl_data(_Bvector_impl_data&&)): Delegate to latter.
- (_Bvector_impl_data::operator=(const _Bvector_impl_data&)): Default.
- (_Bvector_impl_data::_M_move_data(_Bvector_impl_data&&)): Use latter.
- (_Bvector_impl_data::_M_reset()): Likewise.
- (_Bvector_impl_data::_M_swap_data): New.
- (_Bvector_impl::_Bvector_impl(_Bvector_impl&&)): Implement explicitely.
- (_Bvector_impl::_Bvector_impl(_Bit_alloc_type&&, _Bvector_impl&&)): New.
- (_Bvector_base::_Bvector_base(_Bvector_base&&, const allocator_type&)):
- New, use latter.
- (vector::vector(vector&&, const allocator_type&, true_type)): New, use
- latter.
- (vector::vector(vector&&, const allocator_type&, false_type)): New.
- (vector::vector(vector&&, const allocator_type&)): Use latters.
- (vector::vector(const vector&, const allocator_type&)): Adapt.
- [__cplusplus >= 201103](vector::vector(_InputIt, _InputIt,
- const allocator_type&)): Use _M_initialize_range.
- (vector::operator[](size_type)): Use iterator operator[].
- (vector::operator[](size_type) const): Use const_iterator operator[].
- (vector::swap(vector&)): Add assertions on allocators. Use _M_swap_data.
- [__cplusplus >= 201103](vector::insert(const_iterator, _InputIt,
- _InputIt)): Use _M_insert_range.
- (vector::_M_initialize(size_type)): Adapt.
- [__cplusplus >= 201103](vector::_M_initialize_dispatch): Remove.
- [__cplusplus >= 201103](vector::_M_insert_dispatch): Remove.
- * python/libstdcxx/v6/printers.py (StdVectorPrinter._iterator): Stop
- using start _M_offset.
- (StdVectorPrinter.to_string): Likewise.
- * testsuite/23_containers/vector/bool/allocator/swap.cc: Adapt.
- * testsuite/23_containers/vector/bool/cons/noexcept_move_construct.cc:
- Add check.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/27_io/basic_istream/ignore/char/94749.cc: Use 0
- instead of nullptr.
- * testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc:
- Likewise.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/specialized_algorithms/uninitialized_fill_n/sizes.cc:
- Move struct to namespace scope.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/26_numerics/numbers/float128.cc: Check
- __STRICT_ANSI__ before using __float128.
- * testsuite/std/concepts/concepts.lang/concept.arithmetic/floating_point.cc:
- Likewise.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/18_support/set_terminate.cc: Require C++11 or
- higher.
- * testsuite/28_regex/simple_c++11.cc: Likewise.
- * testsuite/tr1/headers/c++200x/complex.cc: Likewise.
- * testsuite/24_iterators/headers/iterator/synopsis.cc:
- Require C++14 or lower.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/23_containers/span/back_assert_neg.cc: Split c++2a
- effective-target from xfail selector.
- * testsuite/23_containers/span/first_2_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/first_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/front_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/index_op_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/last_2_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/last_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_2_assert_neg.cc:
- Likewise.
- * testsuite/23_containers/span/subspan_3_assert_neg.cc:
- Likewise.
- * testsuite/23_containers/span/subspan_4_assert_neg.cc:
- Likewise.
- * testsuite/23_containers/span/subspan_5_assert_neg.cc:
- Likewise.
- * testsuite/23_containers/span/subspan_6_assert_neg.cc:
- Likewise.
- * testsuite/23_containers/span/subspan_assert_neg.cc: Likewise.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/reference_wrapper/83427.cc: Adjust
- effective-target to specific language mode only.
- * testsuite/24_iterators/headers/iterator/range_access_c++11.cc:
- Likewise.
- * testsuite/24_iterators/headers/iterator/range_access_c++14.cc:
- Likewise.
- * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc:
- Likewise.
- * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc:
- Likewise.
- * testsuite/26_numerics/valarray/69116.cc:
- Likewise.
- * testsuite/30_threads/headers/condition_variable/std_c++0x_neg.cc:
- Remove whitespace at end of file.
- * testsuite/30_threads/headers/future/std_c++0x_neg.cc:
- Likewise.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/17_intro/headers/c++2017/all_attributes.cc: Add
- c++17 effective-target.
- * testsuite/17_intro/headers/c++2017/all_no_exceptions.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2017/all_no_rtti.cc: Likewise.
- * testsuite/17_intro/headers/c++2017/all_pedantic_errors.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2017/operator_names.cc:
- Likewise.
- * testsuite/17_intro/headers/c++2017/stdc++.cc: Likewise.
- * testsuite/17_intro/headers/c++2017/stdc++_multiple_inclusion.cc:
- Likewise.
- * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
- Likewise.
- * testsuite/19_diagnostics/error_code/is_error_code_v.cc:
- Likewise.
- * testsuite/20_util/any/assign/1.cc: Likewise.
- * testsuite/20_util/any/assign/2.cc: Likewise.
- * testsuite/20_util/any/assign/emplace.cc: Likewise.
- * testsuite/20_util/any/assign/exception.cc: Likewise.
- * testsuite/20_util/any/assign/self.cc: Likewise.
- * testsuite/20_util/any/cons/1.cc: Likewise.
- * testsuite/20_util/any/cons/2.cc: Likewise.
- * testsuite/20_util/any/cons/aligned.cc: Likewise.
- * testsuite/20_util/any/cons/explicit.cc: Likewise.
- * testsuite/20_util/any/cons/in_place.cc: Likewise.
- * testsuite/20_util/any/cons/nontrivial.cc: Likewise.
- * testsuite/20_util/any/make_any.cc: Likewise.
- * testsuite/20_util/any/misc/any_cast.cc: Likewise.
- * testsuite/20_util/any/misc/any_cast_no_rtti.cc: Likewise.
- * testsuite/20_util/any/misc/swap.cc: Likewise.
- * testsuite/20_util/any/modifiers/1.cc: Likewise.
- * testsuite/20_util/any/observers/type.cc: Likewise.
- * testsuite/20_util/any/requirements.cc: Likewise.
- * testsuite/20_util/any/typedefs.cc: Likewise.
- * testsuite/20_util/as_const/1.cc: Likewise.
- * testsuite/20_util/as_const/rvalue_neg.cc: Likewise.
- * testsuite/20_util/bind/is_placeholder_v.cc: Likewise.
- * testsuite/20_util/bool_constant/requirements.cc: Likewise.
- * testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc:
- Likewise.
- * testsuite/20_util/duration_cast/rounding.cc: Likewise.
- * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
- Likewise.
- * testsuite/20_util/function_objects/invoke/59768.cc: Likewise.
- * testsuite/20_util/function_objects/not_fn/1.cc: Likewise.
- * testsuite/20_util/function_objects/searchers.cc: Likewise.
- * testsuite/20_util/in_place/requirements.cc: Likewise.
- * testsuite/20_util/is_invocable/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_invocable/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_invocable/value.cc: Likewise.
- * testsuite/20_util/is_nothrow_invocable/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_invocable/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_swappable/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_swappable/value.cc: Likewise.
- * testsuite/20_util/is_nothrow_swappable_with/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_swappable_with/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_nothrow_swappable_with/value.cc:
- Likewise.
- * testsuite/20_util/is_swappable/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_swappable/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_swappable/value.cc: Likewise.
- * testsuite/20_util/is_swappable_with/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/is_swappable_with/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/is_swappable_with/value.cc: Likewise.
- * testsuite/20_util/logical_traits/requirements/explicit_instantiation.cc:
- Likewise.
- * testsuite/20_util/logical_traits/requirements/typedefs.cc:
- Likewise.
- * testsuite/20_util/logical_traits/value.cc: Likewise.
- * testsuite/20_util/optional/constexpr/make_optional.cc: Likewise.
- * testsuite/20_util/optional/constexpr/observers/2.cc: Likewise.
- * testsuite/20_util/optional/constexpr/observers/3.cc: Likewise.
- * testsuite/20_util/optional/hash.cc: Likewise.
- * testsuite/20_util/pair/swap_cxx17.cc: Likewise.
- * testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise.
- * testsuite/20_util/shared_ptr/requirements/weak_type.cc:
- Likewise.
- * testsuite/20_util/specialized_algorithms/memory_management_tools/1.cc:
- Likewise.
- * testsuite/20_util/tuple/apply/1.cc: Likewise.
- * testsuite/20_util/tuple/make_from_tuple/1.cc: Likewise.
- * testsuite/20_util/tuple/swap_cxx17.cc: Likewise.
- * testsuite/20_util/tuple/tuple_size_v.cc: Likewise.
- * testsuite/20_util/unique_ptr/specialized_algorithms/swap_cxx17.cc:
- Likewise.
- * testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc:
- Likewise.
- * testsuite/20_util/variant/any.cc: Likewise.
- * testsuite/20_util/variant/compile.cc: Likewise.
- * testsuite/20_util/variant/hash.cc: Likewise.
- * testsuite/20_util/variant/index_type.cc: Likewise.
- * testsuite/20_util/variant/run.cc: Likewise.
- * testsuite/20_util/void_t/1.cc: Likewise.
- * testsuite/21_strings/basic_string/79162.cc: Likewise.
- * testsuite/21_strings/basic_string/cons/char/7.cc: Likewise.
- * testsuite/21_strings/basic_string/cons/wchar_t/7.cc: Likewise.
- * testsuite/21_strings/basic_string/lwg2758.cc: Likewise.
- * testsuite/21_strings/basic_string/lwg2946.cc: Likewise.
- * testsuite/21_strings/basic_string/modifiers/append/char/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
- Likewise.
- * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/data/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/find/char/5.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc:
- Likewise.
- * testsuite/21_strings/basic_string/operators/char/5.cc: Likewise.
- * testsuite/21_strings/basic_string/operators/wchar_t/5.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/capacity/1.cc: Likewise.
- * testsuite/21_strings/basic_string_view/cons/char/1.cc: Likewise.
- * testsuite/21_strings/basic_string_view/cons/char/2.cc: Likewise.
- * testsuite/21_strings/basic_string_view/cons/char/3.cc: Likewise.
- * testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/cons/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/cons/wchar_t/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/char/empty.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/char/front_back.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/wchar_t/empty.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/element_access/wchar_t/front_back.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/include.cc: Likewise.
- * testsuite/21_strings/basic_string_view/inserters/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/char/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/pod/10081-out.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/inserters/wchar_t/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/literals/types-char8_t.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/literals/types.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/literals/values-char8_t.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/literals/values.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/compare/char/13650.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/13650.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/data/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/data/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/char/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/find/wchar_t/4.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/char/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/3.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/string_conversion/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/substr/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operations/substr/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/range_access/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char8_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t/1.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/requirements/typedefs.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/typedefs.cc: Likewise.
- * testsuite/21_strings/basic_string_view/types/1.cc: Likewise.
- * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
- Likewise.
- * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
- * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
- Likewise.
- * testsuite/23_containers/map/modifiers/merge.cc: Likewise.
- * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
- * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
- * testsuite/23_containers/multimap/modifiers/merge.cc: Likewise.
- * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
- * testsuite/23_containers/multiset/modifiers/merge.cc: Likewise.
- * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
- * testsuite/23_containers/set/modifiers/merge.cc: Likewise.
- * testsuite/23_containers/unordered_map/modifiers/extract.cc:
- Likewise.
- * testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc:
- Likewise.
- * testsuite/23_containers/unordered_map/modifiers/merge.cc:
- Likewise.
- * testsuite/23_containers/unordered_map/modifiers/try_emplace.cc:
- Likewise.
- * testsuite/23_containers/unordered_multimap/modifiers/extract.cc:
- Likewise.
- * testsuite/23_containers/unordered_multimap/modifiers/merge.cc:
- Likewise.
- * testsuite/23_containers/unordered_multiset/modifiers/extract.cc:
- Likewise.
- * testsuite/23_containers/unordered_multiset/modifiers/merge.cc:
- Likewise.
- * testsuite/23_containers/unordered_set/modifiers/extract.cc:
- Likewise.
- * testsuite/23_containers/unordered_set/modifiers/merge.cc:
- Likewise.
- * testsuite/24_iterators/headers/iterator/range_access_c++17.cc:
- Likewise.
- * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc:
- Likewise.
- * testsuite/25_algorithms/clamp/1.cc: Likewise.
- * testsuite/25_algorithms/clamp/2.cc: Likewise.
- * testsuite/25_algorithms/clamp/constexpr.cc: Likewise.
- * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/1.cc:
- Likewise.
- * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/pod.cc:
- Likewise.
- * testsuite/26_numerics/headers/cmath/functions_std_c++17.cc:
- Likewise.
- * testsuite/26_numerics/headers/cmath/special_functions_global.cc:
- Likewise.
- * testsuite/27_io/basic_ostream/inserters_other/char/lwg2221.cc:
- Likewise.
- * testsuite/29_atomics/atomic/is_always_lock_free.cc: Likewise.
- * testsuite/29_atomics/atomic_integral/is_always_lock_free.cc:
- Likewise.
- * testsuite/30_threads/shared_lock/70766.cc: Likewise.
- * testsuite/30_threads/shared_mutex/cons/1.cc: Likewise.
- * testsuite/30_threads/shared_mutex/cons/assign_neg.cc:
- Likewise.
- * testsuite/30_threads/shared_mutex/cons/copy_neg.cc:
- Likewise.
- * testsuite/30_threads/shared_mutex/requirements/standard_layout.cc:
- Likewise.
- * testsuite/30_threads/shared_mutex/try_lock/1.cc: Likewise.
- * testsuite/30_threads/shared_mutex/try_lock/2.cc: Likewise.
- * testsuite/30_threads/shared_mutex/unlock/1.cc: Likewise.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96382
- * include/bits/stl_iterator.h (reverse_iterator): Friend
- declaration should not depend on __cplusplus.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/experimental/filesystem/filesystem_error/cons.cc:
- Remove -std=gnu++17 option.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/is_aggregate/value.cc: Adjust for changes to
- definition of aggregates in C++20.
- * testsuite/20_util/optional/requirements.cc: Adjust for
- defaulted comparisons in C++20.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/tuple/78939.cc: Suppress warnings about
- deprecation of volatile-qualified structured bindings in C++20.
- * testsuite/20_util/variable_templates_for_traits.cc: Likewise
- for deprecation of is_pod in C++20
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/time_point_cast/rounding.cc: Remove
- duplicate dg-do directive and add c++17 effective target.
-
-2020-07-31 Jonathan Wakely <jwakely@redhat.com>
-
- * src/c++17/floating_from_chars.cc (from_chars_impl): Use
- LC_ALL_MASK not LC_ALL.
-
-2020-07-31 Richard Biener <rguenther@suse.de>
-
- PR debug/96383
- * testsuite/20_util/assume_aligned/3.cc: Use -g0.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/basic_string.h (size_type, difference_type):
- Use allocator_traits to obtain the allocator's size_type and
- difference_type.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96279
- * src/c++17/floating_from_chars.cc (from_chars_impl): Use
- isinf unqualified.
- [!_GLIBCXX_USE_C99_STDLIB]: Use strtod for float and long
- double.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/23_containers/unordered_multiset/cons/noexcept_default_construct.cc:
- Use allocator with the correct value type.
- * testsuite/23_containers/unordered_set/cons/noexcept_default_construct.cc:
- Likewise.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/from_chars/4.cc: Pass non-const iterator
- to string::insert.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/iterator_concepts.h (__detail::__cv_bool): New
- helper concept.
- (__detail::__integral_nonbool): Likewise.
- (__detail::__is_integer_like): Use __integral_nonbool.
- * testsuite/std/ranges/access/lwg3467.cc: New test.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/from_chars/4.cc: Use dg-add-options ieee.
- * testsuite/29_atomics/atomic_float/1.cc: Likewise.
-
-2020-07-30 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/23_containers/vector/bool/72847.cc: Use the
- exceptions_enabled effective-target keyword instead of
- checking for an explicit -fno-exceptions option.
- * testsuite/util/testsuite_abi.cc (examine_symbol): Remove
- redundant try-catch.
- * testsuite/util/testsuite_allocator.h [!__cpp_exceptions]:
- Do not define check_allocate_max_size and memory_resource.
- * testsuite/util/testsuite_containers.h: Replace comment with
- #error if wrong standard dialect used.
- * testsuite/util/testsuite_shared.cc: Likewise.
-
-2020-07-29 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/hashtable_policy.h (_Node_iterator_base()): New.
- (operator==(const _Node_iterator_base&, const _Node_iterator_base&)):
- Make hidden friend.
- (operator!=(const _Node_iterator_base&, const _Node_iterator_base&)):
- Make hidden friend.
- (_Local_iterator_base<>): Inherits _Node_iterator_base.
- (_Local_iterator_base<>::_M_cur): Remove.
- (_Local_iterator_base<>::_M_curr()): Remove.
- (operator==(const _Local_iterator_base&, const _Local_iterator_base&)):
- Remove.
- (operator!=(const _Local_iterator_base&, const _Local_iterator_base&)):
- Remove.
- * include/debug/unordered_map (unordered_map<>::_M_invalidate): Adapt.
- (unordered_multimap<>::_M_invalidate): Adapt.
- * include/debug/unordered_set (unordered_set<>::_M_invalidate): Adapt.
- (unordered_multiset<>::_M_invalidate): Adapt.
-
-2020-07-29 David Edelsohn <dje.gcc@gmail.com>
- Jonathan Wakely <jwakely@redhat.com>
- Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
-
- * testsuite/lib/dg-options.exp (add_options_for_libatomic): Add
- target powerpc-ibm-aix* and powerpc*-*-darwin*.
- * testsuite/29_atomics/atomic_float/value_init.cc: Add options
- for libatomic.
-
-2020-07-29 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/hashtable.h
- (_Hashtable(_Hashtable&& __ht, __node_alloc_type&& __a, true_type)):
- Add noexcept qualification.
- (_Hashtable(_Hashtable&&)): Fix noexcept qualification.
- (_Hashtable(_Hashtable&&, const allocator_type&)): Add noexcept
- qualification.
- * include/bits/unordered_map.h
- (unordered_map(unordered_map&&, const allocator_type&)): Add noexcept
- qualification.
- (unordered_multimap(unordered_multimap&&, const allocator_type&)):
- Likewise.
- * include/bits/unordered_set.h
- (unordered_set(unordered_set&&, const allocator_type&)): Likewise.
- (unordered_multiset(unordered_multiset&&, const allocator_type&)):
- Likewise.
- * include/debug/unordered_map
- (unordered_map(unordered_map&&, const allocator_type&)): Likewise.
- (unordered_multimap(unordered_multimap&&, const allocator_type&)):
- Likewise.
- * include/debug/unordered_set
- (unordered_set(unordered_set&&, const allocator_type&)): Likewise.
- (unordered_multiset(unordered_multiset&&, const allocator_type&)):
- Likewise.
- * testsuite/23_containers/unordered_map/allocator/default_init.cc:
- New test.
- * testsuite/23_containers/unordered_map/cons/noexcept_default_construct.cc:
- New test.
- * testsuite/23_containers/unordered_map/cons/noexcept_move_construct.cc:
- New test.
- * testsuite/23_containers/unordered_map/modifiers/move_assign.cc:
- New test.
- * testsuite/23_containers/unordered_multimap/cons/noexcept_default_construct.cc:
- New test.
- * testsuite/23_containers/unordered_multimap/cons/noexcept_move_construct.cc:
- New test.
- * testsuite/23_containers/unordered_multiset/cons/noexcept_default_construct.cc:
- New test.
- * testsuite/23_containers/unordered_multiset/cons/noexcept_move_construct.cc:
- New test.
- * testsuite/23_containers/unordered_set/allocator/default_init.cc:
- New test.
- * testsuite/23_containers/unordered_set/cons/noexcept_default_construct.cc:
- New test.
- * testsuite/23_containers/unordered_set/cons/noexcept_move_construct.cc:
- New test.
-
-2020-07-28 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/hashtable.h
- (_Hashtable<>(_InputIterator, _InputIterator, size_t, const _H1&,
- const _H2&, const _Hash&, const _Equal&, const _ExtractKey&,
- const allocator_type&, true_type)): New.
- (_Hashtable<>(_InputIterator, _InputIterator, size_t, const _H1&,
- const _H2&, const _Hash&, const _Equal&, const _ExtractKey&,
- const allocator_type&, false_type)): New.
- (_Hashtable<>(_InputIterator, _InputIterator, size_t, const _H1&,
- const _H2&, const _Hash&, const _Equal&, const _ExtractKey&,
- const allocator_type&)): Delegate to latters.
- (operator=(initializer_list<value_type>)): Rehash if too small.
- (_M_insert(_Arg&&, const _NodeGenerator&, true_type)): Remove
- size_t len parameter.
- * include/bits/hashtable_policy.h (_Insert_base<>::_M_insert_range):
- Do not try to get input range distance.
- * testsuite/23_containers/unordered_set/cons/bucket_hint.cc: New test.
- * testsuite/23_containers/unordered_set/modifiers/insert.cc: New test.
-
-2020-07-27 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/hashtable_policy.h (_Map_base<>::at): Use
- _Hashtable<>::find.
- (_Hashtable_base<>::_Equal_hash_code<>::_S_node_equals):New.
- (_Hashtable_base<>::_M_node_equals): New, use latter.
- (_Equality<_Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash,
- _RehashPolicy, false>::_M_equal): Adapt to use latter.
- * include/bits/hashtable.h (_Hashtable<>::_M_update_bbegin): New.
- (_Hashtable<>::_M_assign): Use latter.
- (_Hashtable<>::_M_move_assign): Likewise.
- (_Hashtable<>(_Hashtable<>&&)): Likewise.
- (_Hashtable<>(_Hashtable<>&&, const allocator_type&)): Likewise.
- (_Hashtable<>::swap): Likewise.
- (_Hashtable<>::find): Build iterator directly from _M_find_node result.
- (_Hashtable<>::count): Use _Hashtable<>::find.
- (_Hashtable<>::equal_range): Likewise.
- (_Hashtable<>::_M_erase(false_type, const key_type&)): Use
- _M_node_equals.
-
-2020-07-27 Jonathan Wakely <jwakely@redhat.com>
-
- * src/c++17/floating_from_chars.cc (from_chars_impl): Ensure
- that FE_NEAREST is used.
- * testsuite/20_util/from_chars/4.cc: Do not use if constexpr in
- a { target c++14 } test.
- [!_GLIBCXX_HAVE_USELOCALE]: Disable all tests.
- * testsuite/20_util/from_chars/5.cc [!_GLIBCXX_HAVE_USELOCALE]:
- Likewise.
- * testsuite/20_util/from_chars/6.cc: New test.
-
-2020-07-22 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/future (future, shared_future, promise): Add
- static assertions to the primary template to reject array and
- function types.
- * testsuite/30_threads/future/requirements/lwg3458.cc: New test.
- * testsuite/30_threads/promise/requirements/lwg3466.cc: New test.
- * testsuite/30_threads/shared_future/requirements/lwg3458.cc: New test.
-
-2020-07-22 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_iterator.h (reverse_iterator): Constrain
- converting constructor and converting assignment operator.
- Access source iterator's data member directly instead of
- calling base().
- (move_iterator): Likewise.
- * testsuite/24_iterators/move_iterator/dr3435.cc: New test.
- * testsuite/24_iterators/reverse_iterator/dr3435.cc: New test.
-
-2020-07-20 Jonathan Wakely <jwakely@redhat.com>
-
- * acinclude.m4 (libtool_VERSION): Bump version.
- * config.h.in: Regenerate.
- * config/abi/pre/gnu.ver: Add GLIBCXX_3.4.29 version and new
- exports.
- * config/os/gnu-linux/ldbl-extra.ver: Add _GLIBCXX_LDBL_3.4.29
- version and new export.
- * configure: Regenerate.
- * configure.ac: Check for <xlocale.h> and uselocale.
- * crossconfig.m4: Add macro or checks for uselocale.
- * include/std/charconv (from_chars): Declare overloads for
- float, double, and long double.
- * src/c++17/Makefile.am: Add new file.
- * src/c++17/Makefile.in: Regenerate.
- * src/c++17/floating_from_chars.cc: New file.
- (from_chars): Define for float, double, and long double.
- * testsuite/20_util/from_chars/1_c++20_neg.cc: Prune extra
- diagnostics caused by new overloads.
- * testsuite/20_util/from_chars/1_neg.cc: Likewise.
- * testsuite/20_util/from_chars/2.cc: Check leading '+'.
- * testsuite/20_util/from_chars/4.cc: New test.
- * testsuite/20_util/from_chars/5.cc: New test.
- * testsuite/util/testsuite_abi.cc: Add new symbol versions.
-
-2020-07-20 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/istream.tcc
- (basic_istream::get(__streambuf_type&, char_type): Use unsigned
- long long for counter and check if it would overflow _M_gcount.
- * testsuite/27_io/basic_istream/get/char/lwg3464.cc: New test.
- * testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc: New test.
-
-2020-07-17 Iain Sandoe <iain@sandoe.co.uk>
-
- * include/std/coroutine: Mark the methods of the
- trivial awaitables as constexpr.
-
-2020-07-14 David Edelsohn <dje.gcc@gmail.com>
-
- * config/os/aix/t-aix: Set BITS from compiler cpp macro.
-
-2020-07-13 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94749
- PR libstdc++/96161
- * include/bits/istream.tcc (basic_istream::ignore(streamsize))
- [n == max]: Check overflow conditions on _M_gcount. Rely on
- the fact that either EOF or the delimiter was reached.
- [n < max]: Check _M_gcount < n before checking for EOF or
- delimiter.
- (basic_istream::ignore(streamsize, char_type): Likewise.
- * src/c++98/compatibility.cc (istream::ignore(streamsize))
- (wistream::ignore(streamsize)): Likewise.
- * src/c++98/istream.cc (istream::ignore(streamsize, char_type))
- (wistream::ignore(streamsize, char_type)): Likewise.
- * testsuite/27_io/basic_istream/ignore/char/94749.cc: Check that
- delimiter is discarded if the number of characters ignored
- doesn't fit in streamsize.
- * testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc:
- Likewise.
- * testsuite/27_io/basic_istream/ignore/char/96161.cc: New test.
- * testsuite/27_io/basic_istream/ignore/wchar_t/96161.cc: New test.
-
-2020-07-08 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/stl_tree.h (_Rb_tree_impl(_Rb_tree_impl&&)): Add noexcept
- qualification based only on _Compare one.
- * testsuite/23_containers/map/cons/noexcept_move_construct.cc: Add
- static asserts.
- * testsuite/23_containers/multimap/cons/noexcept_move_construct.cc:
- Likewise.
- * testsuite/23_containers/multiset/cons/noexcept_move_construct.cc:
- Likewise.
- * testsuite/23_containers/set/cons/noexcept_move_construct.cc: Likewise.
-
-2020-07-07 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/limits: Whitespace changes.
-
-2020-07-07 Jonathan Wakely <jwakely@redhat.com>
-
- * include/Makefile.am: Remove bits/int_limits.h.
- * include/Makefile.in: Regenerate.
- * include/bits/int_limits.h: Removed.
- * include/bits/parse_numbers.h (_Select_int_base): Replace
- __int_limits with __int_traits.
- * include/bits/range_access.h (_SSize::operator()): Likewise.
- * include/ext/numeric_traits.h (__numeric_traits_integer): Add
- static assertion.
- (__int_traits): New alias template.
- * include/std/bit (__rotl, __rotr, __countl_zero, __countl_one)
- (__countr_zero, __countr_one, __popcount, __bit_ceil)
- (__bit_floor, __bit_width) Replace __int_limits with
- __int_traits.
- * include/std/charconv (__to_chars_8, __from_chars_binary)
- (__from_chars_alpha_to_num, from_chars): Likewise.
- * include/std/memory_resource (polymorphic_allocator::allocate)
- (polymorphic_allocator::allocate_object): Likewise.
- * include/std/string_view (basic_string_view::_S_compare):
- Likewise.
- * include/std/utility (cmp_equal, cmp_less, in_range): Likewise.
-
-2020-07-07 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/limits: Whitespace changes.
-
-2020-07-06 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/optional (_Optional_payload_base, _Optional_base)
- (optional, __optional_hash_call_base): Adjust whitespace and
- other formatting. Remove redundant && tokens on template
- arguments to type traits.
-
-2020-07-06 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/optional (make_optional): Add enable_if
- constraints and noexcept-specifier to each overload.
- * testsuite/20_util/optional/make_optional-2.cc: New test.
-
-2020-07-06 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96036
- * include/std/optional (optional): Add noexcept-specifier to
- every constructor, assignment operator, emplace function and
- dereference operator.
- * testsuite/20_util/optional/assignment/noexcept.cc: New test.
- * testsuite/20_util/optional/cons/noexcept.cc: New test.
-
-2020-07-06 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/96063
- * include/bits/fs_dir.h: Use consistent tag in class-head.
- * include/bits/localefwd.h: Likewise.
- * include/bits/regex.h: Likewise.
- * include/bits/stl_map.h: Likewise.
- * include/bits/stl_multimap.h: Likewise.
- * include/bits/stl_multiset.h: Likewise.
- * include/bits/stl_set.h: Likewise.
- * include/std/complex: Likewise.
- * include/std/functional: Likewise.
- * include/std/future: Likewise.
- * include/std/system_error: Likewise.
- * include/std/thread: Likewise.
- * include/std/tuple: Likewise.
- * include/std/type_traits: Likewise.
- * include/std/valarray: Likewise.
-
-2020-07-02 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/27_io/basic_ios/conv/voidptr.cc: Add c++98_only
- target selector.
-
-2020-07-02 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/18_support/headers/cstdalign/std_c++0x_neg.cc: Add
- c++98_only target selector.
- * testsuite/18_support/headers/cstdbool/std_c++0x_neg.cc:
- Likewise.
- * testsuite/18_support/headers/cstdint/std_c++0x_neg.cc:
- Likewise.
- * testsuite/18_support/headers/new/synopsis_cxx98.cc: Likewise.
- * testsuite/19_diagnostics/headers/system_error/std_c++0x_neg.cc:
- Likewise.
- * testsuite/20_util/headers/type_traits/std_c++0x_neg.cc:
- Likewise.
- * testsuite/23_containers/headers/array/std_c++0x_neg.cc:
- Likewise.
- * testsuite/23_containers/headers/tuple/std_c++0x_neg.cc:
- Likewise.
- * testsuite/23_containers/headers/unordered_map/std_c++0x_neg.cc:
- Likewise.
- * testsuite/23_containers/headers/unordered_set/std_c++0x_neg.cc:
- Likewise.
- * testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc:
- Likewise.
- * testsuite/26_numerics/headers/cfenv/std_c++0x_neg.cc:
- Likewise.
- * testsuite/26_numerics/headers/cmath/c99_classification_macros_c++98.cc:
- Likewise.
- * testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc:
- Likewise.
- * testsuite/26_numerics/headers/random/std_c++0x_neg.cc:
- Likewise.
- * testsuite/27_io/headers/cinttypes/std_c++0x_neg.cc: Likewise.
- * testsuite/28_regex/headers/regex/std_c++0x_neg.cc: Likewise.
- * testsuite/29_atomics/headers/atomic/std_c++0x_neg.cc:
- Likewise.
- * testsuite/30_threads/headers/condition_variable/std_c++0x_neg.cc:
- Likewise.
- * testsuite/30_threads/headers/future/std_c++0x_neg.cc:
- Likewise.
- * testsuite/30_threads/headers/mutex/std_c++0x_neg.cc: Likewise.
- * testsuite/30_threads/headers/thread/std_c++0x_neg.cc:
- Likewise.
-
-2020-07-02 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- PR libstdc++/91807
- * include/std/variant
- (_Copy_assign_base::operator=(const _Copy_assign_base&):
- Do the move-assignment from a temporary so that the temporary
- is constructed with an explicit index.
- * testsuite/20_util/variant/91807.cc: New.
-
-2020-07-02 Jonathan Wakely <jwakely.gcc@gmail.com>
-
- PR libstdc++/91153
- PR target/93224
- * testsuite/29_atomics/atomic_float/1.cc: Use different values
- for tests.
- * testsuite/29_atomics/atomic_ref/float.cc: Likewise.
-
-2020-07-01 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94627
- * include/bits/regex.h (operator==, operator!=): Remove noexcept
- equality comparisons for match_results.
- * testsuite/28_regex/match_results/94627.cc: New test.
-
-2020-07-01 Martin Sebor <msebor@redhat.com>
-
- * testsuite/21_strings/basic_string_view/cons/char/nonnull.cc: Adjust
- text of expected warning.
- * testsuite/21_strings/basic_string_view/cons/wchar_t/nonnull.cc: Same.
- * testsuite/21_strings/basic_string_view/operations/compare/char/nonnull.cc: Same.
- * testsuite/21_strings/basic_string_view/operations/find/char/nonnull.cc: Same.
- * testsuite/21_strings/basic_string_view/operations/rfind/char/nonnull.cc: Same.
-
-2020-06-29 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- Revert:
- 2020-06-28 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- * include/bits/basic_string.h (string(_CharT*, const _Alloc&)):
- Add a __nonnull__ attribute.
- * testsuite/21_strings/basic_string/cons/char/nonnull.cc: New.
- * testsuite/21_strings/basic_string/cons/wchar_t/nonnull.cc: Likewise.
-
-2020-06-28 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- * include/bits/basic_string.h (string(_CharT*, const _Alloc&)):
- Add a __nonnull__ attribute.
- * testsuite/21_strings/basic_string/cons/char/nonnull.cc: New.
- * testsuite/21_strings/basic_string/cons/wchar_t/nonnull.cc: Likewise.
-
-2020-06-28 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- PR libstdc++/95915
- * include/std/type_traits (is_literal_type, is_literal_type_v):
- Deprecate in C++17.
- * include/std/variant (_Uninitialized):
- Adjust the condition and the comment.
- * testsuite/20_util/is_literal_type/deprecated-1z.cc: New.
- * testsuite/20_util/is_literal_type/requirements/explicit_instantiation.cc:
- Adjust.
- * testsuite/20_util/is_literal_type/requirements/typedefs.cc: Likewise.
- * testsuite/20_util/is_literal_type/value.cc: Likewise.
- * testsuite/20_util/optional/constexpr/nullopt.cc:
- Use __is_literal_type directly.
- * testsuite/20_util/optional/nullopt.cc: Likewise.
- * testsuite/20_util/variable_templates_for_traits.cc: Adjust.
- * testsuite/20_util/variant/95915.cc: New.
- * testsuite/20_util/variant/compile.cc: Add new test.
- * testsuite/experimental/optional/constexpr/nullopt.cc:
- Use __is_literal_type directly.
- * testsuite/experimental/optional/nullopt.cc: Likewise.
- * testsuite/experimental/type_traits/value.cc: Adjust.
- * testsuite/util/testsuite_common_types.h:
- Use __is_literal_type directly.
-
-2020-06-24 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/charconv (__from_chars_binary): Ignore leading zeros.
- * testsuite/20_util/from_chars/1.cc: Check "0x1" for all bases,
- not just 10 and 16.
- * testsuite/20_util/from_chars/3.cc: New test.
-
-2020-06-24 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_algobase.h (__find_if): Add FALLTHRU markers.
- * include/std/charconv (__detail::__to_chars): Avoid
- -Wsign-compare warning.
-
-2020-06-24 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95851
- * include/std/charconv (__to_chars_i): Check for zero-sized
- buffer unconditionally.
- * testsuite/20_util/to_chars/95851.cc: New test.
-
-2020-06-23 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/from_chars/1_c++20_neg.cc: Check enumeration
- type.
- * testsuite/20_util/from_chars/1_neg.cc: Likewise. Move dg-error
- directives outside preprocessor condition.
-
-2020-06-23 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95832
- * include/std/variant (__detail::__variant::_Build_FUN): Remove
- partial specialization to prevent narrowing conversions to bool.
- * testsuite/20_util/variant/compile.cc: Test non-narrowing
- conversions to bool.
- * testsuite/20_util/variant/run.cc: Likewise.
-
-2020-06-23 Jonathan Wakely <jwakely@redhat.com>
-
- * 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.
-
-2020-06-22 David Edelsohn <dje.gcc@gmail.com>
-
- * Makefile.am: Use -include.
- * Makefile.in: Regenerate.
-
-2020-06-21 David Edelsohn <dje.gcc@gmail.com>
-
- * Makefile.am (tmake_file): Build and install AIX-style FAT libraries.
- * Makefile.in: Regenerate.
- * configure.ac (tmake_file): Substitute.
- * configure: Regenerate.
- * configure.host (aix*): Define tmake_file.
- * config/os/aix/t-aix: New file.
-
-2020-06-20 Jason Merrill <jason@redhat.com>
-
- * testsuite/24_iterators/move_iterator/rel_ops_c++20.cc:
- Remove greedy_ops tests.
- * testsuite/24_iterators/reverse_iterator/rel_ops_c++20.cc:
- Remove greedy_ops tests.
-
-2020-06-19 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95765
- * include/bits/stl_algobase.h (__size_to_integer(float))
- (__size_to_integer(double), __size_to_integer(long double))
- (__size_to_integer(__float128)): Cast return type explicitly.
- * include/bits/stl_uninitialized.h (__uninitialized_default_1<true>):
- Remove unused typedef.
-
-2020-06-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_pair.h (_Index_tuple): Remove redundant
- namespace qualification.
- (pair::pair(tuple<>&, tuple<>&, _Index_tuple, _Index_tuple)):
- Likewise.
- * include/std/tuple (_Head_base, _Tuple_impl, tuple_size)
- (tuple_element, __get_helper, get, __make_tuple_impl)
- (__make_1st_indices, __tuple_concater)
- (pair::pair(tuple<>&, tuple<>&, _Index_tuple, _Index_tuple)):
- Likewise.
- * include/std/utility (tuple_element, __is_tuple_like_impl)
- (tuple_size, __pair_get, get): Likewise.
-
-2020-06-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/std_function.h (function): Define all member
- functions inline.
-
-2020-06-19 Marc Glisse <marc.glisse@inria.fr>
-
- * include/bits/stl_algo.h (__includes): Simplify the code.
-
-2020-06-19 Marc Glisse <marc.glisse@inria.fr>
-
- * include/std/optional (optional()): Explicitly define it.
-
-2020-06-17 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94540
- * include/bits/stl_uninitialized.h (__uninitialized_default_1<true>):
- Construct the first value at *__first instead of on the stack.
- (__uninitialized_default_n_1<true>): Likewise.
- Improve comments on several of the non-standard algorithms.
- * testsuite/20_util/specialized_algorithms/uninitialized_default/94540.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_default_n/94540.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_value_construct/94540.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/94540.cc:
- New test.
- * testsuite/23_containers/vector/cons/94540.cc: New test.
-
-2020-06-17 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/specialized_algorithms/uninitialized_default_n/sizes.cc:
- Replace Value type with int so trivial code path is used.
- * testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/sizes.cc:
- Likewise.
-
-2020-06-17 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_uninitialized.h (uninitialized_fill_n): Only
- use std::fill_n when the size is an integral type.
- (__uninitialized_default_n): Likewise.
- * testsuite/20_util/specialized_algorithms/uninitialized_default_n/sizes.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_fill_n/sizes.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/sizes.cc:
- New test.
-
-2020-06-16 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95282
- * include/bits/atomic_base.h (__atomic_impl::load): Use the _Val
- alias instead of deducing _Tp as an unqualified type.
- (__atomic_impl::exchange): Use the _Val alias to remove volatile
- from the reinterpret_cast result type.
-
-2020-06-16 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/atomic (atomic): Add static assertions.
- * testsuite/29_atomics/atomic/requirements/types_neg.cc: New test.
-
-2020-06-16 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/94003
- * testsuite/20_util/is_constructible/94003.cc: New test.
-
-2020-06-15 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/char_traits.h (__cpp_lib_constexpr_char_traits):
- Update value for C++20.
- * include/std/version (__cpp_lib_constexpr_char_traits): Likewise.
- * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc:
- Update expected value.
- * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++20.cc:
- Likewise.
-
-2020-06-15 Paul Keir <paul.keir@uws.ac.uk>
-
- * include/bits/char_traits.h (char_traits::move): constexpr move with
- overlap was using copy_backward incorrectly.
- * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++20.cc:
- New test.
-
-2020-06-12 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/29_atomics/atomic_flag/clear/1.cc: Also test clear()
- when the value is currently set.
- * testsuite/29_atomics/atomic_flag/test_and_set/explicit.cc:
- Actually check the return value.
- * testsuite/29_atomics/atomic_flag/test_and_set/implicit.cc:
- Likewise.
-
-2020-06-12 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/atomic_base.h (atomic_flag::test): Add missing
- const qualifiers.
- * testsuite/29_atomics/atomic_flag/test/explicit.cc: Add
- dg-options and verify results of test function.
- * testsuite/29_atomics/atomic_flag/test/implicit.cc: Likewise.
-
-2020-06-11 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94749
- * include/bits/istream.tcc (basic_istream::ignore(streamsize, CharT)):
- Only discard an extra character if we didn't already reach the
- maximum number.
- * src/c++98/istream.cc (istream::ignore(streamsiz, char))
- (wistream::ignore(streamsize, wchar_t)): Likewise.
- * testsuite/27_io/basic_istream/ignore/char/94749.cc: New test.
- * testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc: New test.
-
-2020-06-10 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/95578
- * include/bits/ranges_algo.h (__lexicographical_compare_fn):
- Also check that the iterator and sentinel have the same type before
- applying the unwrapping optimization for __normal_iterator.
- Split the check into two, one for the first iterator/sentinel
- pair and another for second iterator/sentinel pair. Remove uses
- of __niter_base, and remove uses of std::move on a
- __normal_iterator.
- * include/bits/ranges_algobase.h (__equal_fn): Likewise.
- (__copy_or_move): Likewise. Perform similar adjustments for
- the reverse_iterator and move_iterator optimizations. Inline
- the checks into the if-constexprs, and use using-declarations to
- make them less visually noisy. Remove uses of __niter_wrap.
- (__copy_or_move_backward): Likewise.
- * testsuite/25_algorithms/copy/95578.cc: New test.
- * testsuite/25_algorithms/copy_backward/95578.cc: New test.
- * testsuite/25_algorithms/equal/95578.cc: New test.
- * testsuite/25_algorithms/lexicographical_compare/95578.cc: New test.
- * testsuite/25_algorithms/move/95578.cc: New test.
- * testsuite/25_algorithms/move_backward/95578.cc: New test.
-
-2020-06-10 François Dumont <fdumont@gcc.gnu.org>
- Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/deque.tcc (__lex_cmp_dit): New.
- (__lexicographical_compare_aux1): Define overloads for deque
- iterators.
- * include/bits/stl_algobase.h (__lexicographical_compare::__3way):
- New static member function.
- (__lexicographical_compare<true>::__3way): Likewise.
- (__lexicographical_compare<true>::__lc): Use __3way.
- (__lexicographical_compare_aux): Rename to
- __lexicographical_compare_aux1 and declare overloads for deque
- iterators.
- (__lexicographical_compare_aux): Define new forwarding function
- that calls __lexicographical_compare_aux1 and declare new overloads
- for safe iterators.
- (lexicographical_compare): Do not use __niter_base on
- parameters.
- * include/debug/safe_iterator.tcc
- (__lexicographical_compare_aux): Define overloads for safe
- iterators.
- * testsuite/25_algorithms/lexicographical_compare/1.cc: Add
- checks with random access iterators.
- * testsuite/25_algorithms/lexicographical_compare/deque_iterators/1.cc:
- New test.
-
-2020-06-09 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_iterator.h (move_iterator::operator=): Define.
- * testsuite/24_iterators/move_iterator/dr3265.cc: New test.
-
-2020-06-09 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/optional (bad_optional_access): Define default
- constructor and destructor as defaulted.
- * testsuite/20_util/optional/bad_access.cc: New test.
-
-2020-06-08 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/default_delete/48631_neg.cc: Adjust dg-error
- line number.
- * testsuite/20_util/default_delete/void_neg.cc: Likewise.
-
-2020-06-08 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/unique_ptr.h (operator<<): Define for C++20.
- * testsuite/20_util/unique_ptr/io/lwg2948.cc: New test.
-
-2020-06-04 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/iterator_concepts.h (__detail::__ptr, __detail::__ref)
- (__detail::__cat, __detail::__diff): Move to class scope in the
- relevant __iterator_traits specializations.
- (__iterator_traits<>): Use nested class templates instead of ones from
- namespace __detail.
- * include/bits/stl_iterator.h (__detail::__common_iter_ptr): Move to
- class scope in iterator_traits<common_iterator<I, S>>.
- (iterator_traits<common_iterator<I, S>>): Use nested class template
- instead of __detail::__common_iter_ptr.
-
-2020-06-04 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/stl_algo.h (__copy_n_a): Move to ...
- * include/bits/stl_algobase.h (__copy_n_a): ...here. Add __strict
- parameter.
- (__copy_n_a(istreambuf_iterator<>, _Size, _Deque_iterator<>, bool)):
- Declare.
- (__niter_base(const _Safe_iterator<_Ite, _Seq,
- random_access_iterator_tag>&)): Declare.
- (__copy_move_a2(istreambuf_iterator<>, istreambuf_iterator<>,
- _Deque_iterator<>)): Declare.
- * include/bits/deque.tcc
- (__copy_move_a2(istreambuf_iterator<>, istreambuf_iterator<>,
- _Deque_iterator<>)): New.
- (__copy_n_a(istreambuf_iterator<>, _Size, _Deque_iterator<>, bool)):
- New.
- * include/bits/streambuf_iterator.h
- (__copy_n_a(istreambuf_iterator<>, _Size, _CharT*, bool)): Adapt.
- * include/debug/safe_iterator.tcc (__niter_base): New.
- * testsuite/25_algorithms/copy/streambuf_iterators/char/4.cc
- (test03): New.
- * testsuite/25_algorithms/copy/streambuf_iterators/char/debug/deque_neg.cc:
- New test.
- * testsuite/25_algorithms/copy_n/debug/istreambuf_ite_deque_neg.cc:
- New test.
- * testsuite/25_algorithms/copy_n/istreambuf_iterator/2.cc: New test.
- * testsuite/25_algorithms/copy_n/istreambuf_iterator/deque.cc:
- New test.
-
-2020-06-04 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/ranges_algobase.h (__copy_n_fn): Only call
- ranges::copy for positive values.
- * include/bits/stl_algo.h (copy_n): Convert Size argument to an
- integral type and only call __copy_n for positive values.
- * testsuite/util/testsuite_iterators.h
- (random_access_iterator_wrapper::operator+=): Fix range check for
- negative values.
- (output_container, input_container, forward_container)
- (bidirectional_container, random_access_container): New alias
- templates.
- * testsuite/25_algorithms/copy_n/5.cc: New test.
-
-2020-06-02 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/90102
- * include/debug/deque (deque(const _Base&)): Replace parameter
- with a struct that wraps a const _Base&.
- * include/debug/forward_list (forward_list(_Base_ref)): New
- constructor.
- * include/debug/list (list(const _Base&)): Replace parameter
- with a struct that wraps a const _Base&.
- * include/debug/map.h (map(const _Base&)): Likewise.
- * include/debug/multimap.h (multimap(const _Base&)): Likewise.
- * include/debug/multiset.h (multiset(const _Base&)): Likewise.
- * include/debug/set.h (set(const _Base&)): Likewise.
- * include/debug/unordered_map (unordered_map(const _Base&))
- (unordered_multimap(const _Base&)): Likewise.
- * include/debug/unordered_set (unordered_set(const _Base&))
- (unordered_multiset(const _Base&)): Likewise.
- * testsuite/23_containers/vector/cons/destructible_debug_neg.cc:
- Adjust dg-error line number.
- * include/debug/vector (vector(const _Base&)): Likewise.
- * testsuite/23_containers/deque/debug/90102.cc: New test.
- * testsuite/23_containers/forward_list/debug/90102.cc: New test.
- * testsuite/23_containers/list/debug/90102.cc: New test.
- * testsuite/23_containers/map/debug/90102.cc: New test.
- * testsuite/23_containers/multimap/debug/90102.cc: New test.
- * testsuite/23_containers/multiset/debug/90102.cc: New test.
- * testsuite/23_containers/set/debug/90102.cc: New test.
- * testsuite/23_containers/unordered_map/debug/90102.cc: New test.
- * testsuite/23_containers/unordered_multimap/debug/90102.cc: New test.
- * testsuite/23_containers/unordered_multiset/debug/90102.cc: New test.
- * testsuite/23_containers/unordered_set/debug/90102.cc: New test.
- * testsuite/23_containers/vector/debug/90102.cc: New test.
-
-2020-06-01 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95392
- * include/bits/fs_path.h (path::_S_to_string): Move to
- namespace-scope and rename to ...
- (__detail::__string_from_range): ... this.
- [WINDOWS] (__detail::__wstr_from_utf8): New function template to
- convert a char sequence containing UTF-8 to wstring.
- (path::_S_convert(Iter, Iter)): Adjust call to _S_to_string.
- (path::_S_convert_loc(Iter, Iter, const locale&)): Likewise.
- (u8path(InputIterator, InputIterator)) [WINDOWS]: Use
- __string_from_range to obtain a contiguous range and
- __wstr_from_utf8 to obtain a wide string.
- (u8path(const Source&)) [WINDOWS]: Use __effective_range to
- obtain a contiguous range and __wstr_from_utf8 to obtain a wide
- string.
- (path::_S_convert(const _EcharT*, const _EcharT)) [WINDOWS]:
- Use __wstr_from_utf8.
-
-2020-06-01 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/util/testsuite_iterators.h:
- (input_iterator_wrapper::operator++(int)): Return proxy object.
-
-2020-06-01 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/manual/evolution.xml: Document deprecation of
- __is_nullptr_t and removal of std::allocator members.
- * doc/html/manual/api.html: Regenerate.
-
-2020-06-01 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/manual/containers.xml: Replace <xref> with <link>.
- * doc/xml/manual/evolution.xml: Likewise.
- * doc/html/manual/api.html: Regenerate.
- * doc/html/manual/containers.html: Regenerate.
-
-2020-06-01 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/faq.xml: Adjust Valgrind reference and remove another.
- * doc/html/faq.html: Regenerate.
-
-2020-06-01 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/policy_data_structures_biblio.xml: Remove
- stray change.
-
-2020-06-01 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/policy_data_structures_biblio.xml: Switch
- www.cs.princeton.edu to https.
- * doc/html/manual/policy_data_structures.html: Regenerate.
-
-2020-05-31 Douglas B Rupp <douglas.b.rupp@gmail.com>
-
- * crossconfig.m4 (<*-vxworks>): Check for more math decls.
- * configure: Rebuild.
-
-2020-05-29 H.J. Lu <hjl.tools@gmail.com>
-
- PR bootstrap/95413
- * configure: Regenerated.
-
-2020-05-29 François Dumont <fdumont@gcc.gnu.org>
-
- PR libstdc++/95079
- * include/bits/hashtable_policy.h (_Insert_base<>::try_emplace): New.
- * include/bits/unordered_map.h (unordered_map<>::try_emplace): Adapt.
- (unordered_map<>::insert_or_assign): Adapt.
-
-2020-05-27 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95282
- * include/bits/atomic_base.h (__atomic_impl::load): Add
- cv-qualifiers to parameter so that _Tp is deduced as the
- unqualified type.
- * testsuite/29_atomics/atomic_float/95282.cc: New test.
-
-2020-05-27 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95322
- * include/std/ranges (transform_view::_Sentinel): Allow hidden
- friends to work with _Iterator<true> and _Iterator<false>.
- (join_view::_Sentinel): Likewise.
- * testsuite/std/ranges/adaptors/95322.cc: New test.
-
-2020-05-27 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94354
- * include/bits/stl_iterator.h (reverse_iterator): Fix comparison
- operators to use the correct operations on the underlying
- iterators.
- * testsuite/24_iterators/reverse_iterator/rel_ops.cc: New test.
-
-2020-05-27 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/18_support/comparisons/categories/zero_neg.cc: New test.
-
-2020-05-26 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/95322
- * include/bits/stl_iterator.h (__detail::_Common_iter_proxy):
- Remove and instead define it ...
- (common_iterator::_Proxy): ... here.
- (common_iterator::operator->): Use it.
- * testsuite/24_iterators/common_iterator/2.cc: New test.
- * testsuite/std/ranges/adaptors/95322.cc: New test.
-
-2020-05-23 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/93978
- * testsuite/std/ranges/adaptors/93978.cc: Add -Wall to
- dg-additional-options. Avoid unused-but-set-variable warning.
-
-2020-05-23 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/95289
- * include/debug/helper_functions.h (__get_distance): Only declare
- as a constexpr function for C++14 and up.
- * testsuite/25_algorithms/copy/debug/95289.cc: New test.
-
- * include/bits/fs_path.h (__detail::_S_range_begin)
- (__detail::_S_range_end, path::_S_string_from_iter): Replace with
- overloaded function template __detail::__effective_range.
- (__detail::__effective_range): New overloaded function template to
- create a basic_string or basic_string_view for an effective range.
- (__detail::__value_type_is_char): Use __detail::__effective_range.
- Do not use remove_const on value type.
- (__detail::__value_type_is_char_or_char8_t): Likewise.
- (path::path(const Source&, format))
- (path::path(const Source&, const locale&))
- (path::operator/=(const Source&), path::append(const Source&))
- (path::concat(const Source&)): Use __detail::__effective_range.
- (path::_S_to_string(InputIterator, InputIterator)): New function
- template to create a string view if possible, or string otherwise.
- (path::_S_convert): Add overloads that convert a string returned
- by __detail::__effective_range. Use if-constexpr to inline conversion
- logic from all overloads of _Cvt::_S_convert.
- (path::_S_convert_loc): Add overload that converts a string. Use
- _S_to_string to avoid allocation when possible.
- (path::_Cvt): Remove.
- (path::operator+=(CharT)): Remove indirection through path::concat.
- * include/experimental/bits/fs_path.h (path::_S_convert_loc): Add
- overload for non-const pointers, to avoid constructing a std::string.
- * src/c++17/fs_path.cc (path::_S_convert_loc): Replace conditional
- compilation with call to _S_convert.
-
- * include/bits/fs_path.h (__detail::_S_range_begin)
- (__detail::_S_range_end): Remove unintentional static specifiers.
- * include/experimental/bits/fs_path.h (__detail::_S_range_begin)
- (__detail::_S_range_end): Likewise.
-
- * include/bits/fs_path.h (filesystem::__detail::__is_encoded_char):
- Replace alias template with variable template. Don't remove const.
- (filesystem::__detail::__is_path_src): Replace overloaded function
- template with variable template and specializations.
- (filesystem::__detail::__is_path_iter_src): Replace alias template
- with class template.
- (filesystem::__detail::_Path): Use __is_path_src. Remove support for
- iterator pairs.
- (filesystem::__detail::_Path2): New alias template for checking
- InputIterator requirements.
- (filesystem::__detail::__constructible_from): Remove.
- (filesystem::path): Replace _Path<Iter, Iter> with _Path2<Iter>.
- * testsuite/27_io/filesystem/path/construct/80762.cc: Check with two
- constructor arguments of void and void* types.
-
-2020-05-21 Matthias Kretz <kretz@kde.org>
-
- * testsuite/Makefile.am: Remove dup target_triplet and set tool,
- allowing runtest to work without arguments.
- * testsuite/Makefile.in: Regenerate.
-
-2020-05-21 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93983
- * include/bits/iterator_concepts.h (__detail::__cpp17_iterator):
- Reorder constraints to avoid recursion when constructors use
- iterator_traits (LWG 3420).
- * testsuite/24_iterators/customization_points/lwg3420.cc: New test.
-
- * include/experimental/socket (basic_socket::is_open()
- (basic_socket_acceptor::is_open()): Use _GLIBCXX_NODISCARD macro.
-
- * include/experimental/bits/net.h (__endpoint, __protocol)
- (__acceptable_protocol, __inet_protocol): New concepts.
- (__detail::__is_endpoint): Move trait from <experimental/socket>.
- (__is_protocol, __is_acceptable_protocol, __is_inet_protocol): New
- traits.
- (__endpoint, __protocol, __acceptable_protocol): New variable
- templates.
- * include/experimental/socket (__is_endpoint): Move to net.h header.
- (basic_socket, basic_socket_acceptor): Check requirements.
-
- * include/experimental/executor (use_future_t::use_future_t()): Fix
- incorrect noexcept-specifier.
- * include/experimental/internet (basic_resolver_results): Adjust
- whitespace.
- * include/experimental/socket (__basic_socket_impl::release): Add
- member function.
- (basic_socket(io_context&, const endpoint_type&)): Fix argument to
- target constructor.
- (basic_socket::release(), basic_socket::release(error_code&)): Add
- missing member functions.
- (basic_socket::is_open()): Add nodiscard attribute.
- (basic_socket::close(error_code&)): Pass argument to base function.
- (basic_socket_acceptor::release())
- (basic_socket_acceptor::release(error_code&)): Add missing member
- functions.
- (basic_socket_acceptor::is_open()): Add nodiscard attribute.
- (basic_socket_streambuf::error()): Add noexcept.
- (basic_socket_iostream::error()): Likewise.
- * testsuite/experimental/net/socket/basic_socket.cc: New test.
-
- * include/experimental/buffer: Replace typedefs with
- alias-declarations.
- * include/experimental/executor: Likewise.
- * include/experimental/internet: Likewise.
- * include/experimental/socket: Likewise.
- * include/experimental/timer: Likewise.
-
-2020-05-19 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94087
- * src/c++11/random.cc (__x86_rdseed): Allow fallback function to be
- passed in.
- (__x86_rdseed_rdrand): New function that uses rdseed with rdrand
- fallback.
- (random_device::_M_init): Use __x86_rdseed_rdrand when both
- instructions are available.
- * testsuite/26_numerics/random/random_device/94087.cc: New test.
-
-2020-05-19 Patrick Palka <ppalka@redhat.com>
-
- PR c++/66439
- * testsuite/20_util/pair/astuple/get_neg.cc: Prune "type/value
- mismatch" messages.
- * testsuite/20_util/tuple/element_access/get_neg.cc: Likewise.
-
-2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
-
- PR bootstrap/95147
- * configure: Regenerated.
-
-2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
-
- * configure: Regenerated.
-
-2020-05-13 Alexandre Oliva <oliva@adacore.com>
-
- PR libstdc++/77691
- * include/experimental/memory_resource
- (__resource_adaptor_imp::do_allocate): Handle max_align_t on
- x86-vxworks as on x86-solaris.
- (__resource_adaptor_imp::do_deallocate): Likewise.
- * testsuite/experimental/memory_resource/new_delete_resource.cc:
- Drop xfail.
- (BAD_MAX_ALIGN_T): Define on x86-vxworks as on x86-solaris.
- (test03): Drop max-align test for char-aligned alloc.
-
-2020-05-08 Ulrich Drepper <drepper@redhat.com>
-
- * include/bits/atomic_base.h (atomic_flag): Implement test member
- function.
- * include/std/version: Define __cpp_lib_atomic_flag_test.
- * testsuite/29_atomics/atomic_flag/test/explicit.cc: New file.
- * testsuite/29_atomics/atomic_flag/test/implicit.cc: New file.
-
-2020-05-07 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94971 (partial)
- * include/bits/ranges_algo.h (ranges::__sample_fn): Qualify
- std::sample using macro to work in parallel mode.
- (__sort_fn): Likewise for std::sort.
- (ranges::__nth_element_fn): Likewise for std::nth_element.
- * include/bits/stl_algobase.h (lexicographical_compare_three_way):
- Likewise for std::__min_cmp.
- * include/parallel/algobase.h (lexicographical_compare_three_way):
- Add to namespace std::__parallel.
-
- PR c/92472
- * include/parallel/multiway_merge.h (_GuardedIterator::operator*)
- (_GuardedIterator::operator _RAIter, _UnguardedIterator::operator*)
- (_UnguardedIterator::operator _RAIter): Add const qualifier.
- (operator<(_GuardedIterator&, _GuardedIterator&)
- (operator<=(_GuardedIterator&, _GuardedIterator&)
- (operator<(_UnguardedIterator&, _UnguardedIterator&)
- (operator<=(_UnguardedIterator&, _UnguardedIterator&): Change
- parameters to const references.
-
-2020-05-07 Eric Botcazou <ebotcazou@adacore.com>
-
- * config/abi/post/sparc64-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/sparc64-linux-gnu/32/baseline_symbols.txt: Likewise.
-
-2020-05-06 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/stl_algobase.h (struct _Bit_iterator): New declaration.
- (std::__fill_a1(_Bit_iterator, _Bit_iterator, const bool&)): Likewise.
- * include/bits/stl_bvector.h (__fill_bvector): Move outside
- _GLIBCXX_STD_C namespace.
- (fill(_Bit_iterator, _Bit_iterator, const bool&)): Likewise and rename
- into...
- (__fill_a1): ...this.
- * testsuite/25_algorithms/fill/bvector/1.cc: New.
-
-2020-05-06 H.J. Lu <hongjiu.lu@intel.com>
-
- * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
-
-2020-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
-
- * config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
- * config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
- Likewise.
- * config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
- * config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
- Likewise.
-
-2020-05-06 Martin Liska <mliska@suse.cz>
-
- Revert:
- 2020-05-05 Martin Liska <mliska@suse.cz>
- PR c/92472
- * include/parallel/multiway_merge.h:
- Use const for _Compare template argument.
-
-2020-05-06 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/manual/abi.xml (abi.versioning.history): Document library
- versions for GCC 9.[123] and 10.1 releases.
- * doc/html/*: Regenerate.
-
-2020-05-06 Jakub Jelinek <jakub@redhat.com>
-
- * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
- * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
- * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
-
-2020-05-05 Martin Liska <mliska@suse.cz>
-
- PR c/92472
- * include/parallel/multiway_merge.h:
- Use const for _Compare template argument.
-
-2020-05-04 Fangrui Song <maskray@google.com>
-
- * libsupc++/cxxabi.h (__cxa_finalize): Fix return type.
-
-2020-05-04 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/faq.xml: Use working link for SGI STL FAQ.
- * doc/html/*: Regenerate.
-
- PR libstdc++/94906
- * src/c++17/memory_resource.cc
- (monotonic_buffer_resource::_Chunk::release): Use size_t for shift
- operands.
-
-2020-05-04 Nathan Sidwell <nathan@acm.org>
-
- PR libstdc++/94747
- * libsupc++/dyncast.cc (__dynamic_cast): Cast offsetof to
- ptrdiff_t before negation, to show intent more clearly.
-
-2020-05-04 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94936
- * src/c++17/memory_resource.cc (synchronized_pool_resource::_TPools):
- Add comment about single-threaded behaviour.
- (synchronized_pool_resource::_TPools::move_nonempty_chunks()): Hoist
- class member access out of loop.
- (synchronized_pool_resource::synchronized_pool_resource())
- (synchronized_pool_resource::~synchronized_pool_resource())
- (synchronized_pool_resource::release()): Check __gthread_active_p
- before creating and/or deleting the thread-specific data key.
- (synchronized_pool_resource::_M_thread_specific_pools()): Adjust
- assertions.
- (synchronized_pool_resource::do_allocate(size_t, size_t)): Add fast
- path for single-threaded case.
- (synchronized_pool_resource::do_deallocate(void*, size_t, size_t)):
- Likewise. Return if unable to find a pool that owns the allocation.
- * testsuite/20_util/synchronized_pool_resource/allocate_single.cc:
- New test.
- * testsuite/20_util/synchronized_pool_resource/cons_single.cc: New
- test.
- * testsuite/20_util/synchronized_pool_resource/release_single.cc: New
- test.
-
-2020-05-03 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94933
- * include/bits/stl_algobase.h (__fill_a1): Make overload for byte types
- usable in constant expressions.
- * testsuite/25_algorithms/fill_n/constexpr.cc: Test with bytes and
- non-scalars.
-
-2020-05-01 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94901
- * testsuite/17_intro/badnames.cc: Test values between _E9 and _E24 too.
-
-2020-05-01 Jonathan Wakely <jwakely@redhat.com>
- Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/92894
- * include/bits/iterator_concepts.h (ranges::__cust_imove::_IMove):
- Add trait to determine return type and an alias for it.
- (ranges::__cust_imove::_IMove::operator()): Use __result instead of
- deduced return type.
- (iter_rvalue_reference_t): Use _IMove::__type instead of checking
- the result of ranges::iter_move.
- (__detail::__indirectly_readable_impl): Use iter_rvalue_reference_t
- instead of checking the result of ranges::iter_move.
- * testsuite/24_iterators/customization_points/92894.cc: New test.
- * testsuite/24_iterators/indirect_callable/92894.cc: New test.
-
-2020-05-01 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94901
- * include/std/type_traits (__is_complete_or_unbounded): Replace
- BADNAME _T with _Tp.
- * testsuite/17_intro/badnames.cc: New test.
-
-2020-04-30 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/89510
- * include/bits/alloc_traits.h (allocator_traits::_S_construct)
- (allocator_traits::_S_destroy)
- (allocator_traits<allocator<T>>::construct): Use traits in
- noexcept-specifiers.
- * include/bits/allocator.h (allocator<void>::construct)
- (allocator<void>::destroy): Likewise.
- * include/ext/malloc_allocator.h (malloc_allocator::construct)
- (malloc_allocator::destroy): Likewise.
- * include/ext/new_allocator.h (new_allocator::construct)
- (new_allocator::destroy): Likewise.
- * testsuite/20_util/allocator/89510.cc: New test.
- * testsuite/ext/malloc_allocator/89510.cc: New test.
- * testsuite/ext/new_allocator/89510.cc: New test.
-
-2020-04-29 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94854
- * include/bits/basic_string.tcc: Update comment about explicit
- instantiations.
-
-2020-04-28 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/91480
- * include/bits/allocator.h (__cpp_lib_allocator_is_always_equal):
- Remove non-standard macro.
- * include/bits/stl_iterator.h (__cpp_lib_constexpr_iterator): Define
- to indicate P1032R1 support.
- * include/bits/stl_pair.h (__cpp_lib_constexpr_utility): Likewise.
- * include/std/string_view (__cpp_lib_constexpr_string_view): Likewise.
- * include/std/tuple (__cpp_lib_constexpr_tuple): Likewise.
- * include/std/version (__cpp_lib_allocator_is_always_equal): Remove.
- (__cpp_lib_constexpr_iterator, __cpp_lib_constexpr_string_view)
- (__cpp_lib_constexpr_tuple, __cpp_lib_constexpr_utility): Define.
- * testsuite/20_util/function_objects/constexpr_searcher.cc: Check
- feature test macro.
- * testsuite/20_util/tuple/cons/constexpr_allocator_arg_t.cc: Likewise.
- * testsuite/21_strings/basic_string_view/operations/copy/char/
- constexpr.cc: Likewise.
- * testsuite/24_iterators/insert_iterator/constexpr.cc: Likewise.
-
- PR libstdc++/94831
- * include/bits/alloc_traits.h (_S_construct): Restore placement
- new-expression for C++11/14/17 and call std::construct_at directly
- for C++20.
- * include/bits/stl_construct.h (_Construct): Revert to non-constexpr
- function returning void.
- * testsuite/20_util/specialized_algorithms/
- uninitialized_value_construct/94831.cc: New test.
- * testsuite/23_containers/vector/cons/94831.cc: New test.
-
-2020-04-28 Patrick Palka <ppalka@redhat.com>
-
- LWG 3433 subrange::advance(n) has UB when n < 0
- * include/std/ranges (subrange::prev): Fix typo.
- (subrange::advance): Handle a negative argument as per the proposed
- resolution of LWG 3433.
- * testsuite/std/ranges/subrange/lwg3433.cc: New test.
-
-2020-04-28 Jonathan Wakely <jwakely@redhat.com>
- Iain Sandoe <iain@sandoe.co.uk>
-
- PR c++/94759
- * include/std/coroutine: Implement handing for non-
- class coroutine return types.
-
-2020-04-24 Jonathan Wakely <jwakely@redhat.com>
-
- * include/experimental/executor (service_already_exists): Make default
- constructor public (LWG 3414).
- * testsuite/experimental/net/execution_context/make_service.cc: Check
- the service_already_exists can be default constructed.
-
-2020-04-24 Kamlesh Kumar <kamleshbhalui@gmail.com>
- Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/90415
- PR libstdc++/92156
- * include/std/any (any): Rename template parameters for consistency
- with the standard.
- (any::_Decay): Rename to _Decay_if_not_any.
- (any::any(T&&):: Remove is_constructible from constraints. Remove
- non-standard overload.
- (any::any(in_place_type_t<T>, Args&&...))
- (any::any(in_place_type_t<T>, initializer_list<U>, Args&&...))
- (any::emplace(Args&&...))
- (any::emplace(initializer_list<U>, Args&&...)):
- Use decay_t instead of _Decay.
- * testsuite/20_util/any/cons/90415.cc: New test.
- * testsuite/20_util/any/cons/92156.cc: New Test.
- * testsuite/20_util/any/misc/any_cast_neg.cc: Make dg-error directives
- more robust.
- * testsuite/20_util/any/modifiers/92156.cc: New test.
-
-2020-04-23 Jonathan Wakely <jwakely@redhat.com>
-
- * doc/xml/manual/status_cxx2020.xml: Update C++20 status table.
- * doc/html/*: Regenerate.
-
- * include/bits/stl_iterator.h (__cpp_lib_array_constexpr): Revert
- value for C++17 to 201803L because P0858R0 is supported for C++17.
- * include/std/version (__cpp_lib_array_constexpr): Likewise.
- * testsuite/23_containers/array/element_access/constexpr_c++17.cc:
- Check for value corresponding to P0031R0 features being tested.
- * testsuite/23_containers/array/requirements/constexpr_iter.cc:
- Check for value corresponding to P0858R0 features being tested.
-
- * include/std/version (__cpp_lib_three_way_comparison): Define for
- freestanding builds.
-
-2020-04-23 Thomas Rodgers <rodgert@appliantology.com>
-
- * include/experimental/net/executor (system_context): Mark
- system_context::system_context() = delete.
- * testsuite/experimental/net/executor/1.cc: Add new
- test to check system_context is not default constructible.
-
-2020-04-23 Iain Sandoe <iain@sandoe.co.uk>
-
- * include/std/coroutine: Update the inline namespace to __n4861.
- Add the __cpp_lib_coroutine define, set to 201902L.
- * include/std/version: Add __cpp_lib_coroutine, set to 201902L.
-
-2020-04-22 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/execution (__cpp_lib_execution): Define to indicate
- support for P0024R2 and P1001R2.
- * include/std/version (__cpp_lib_execution): Define.
- * testsuite/25_algorithms/pstl/feature_test.cc: Only test macro
- defined by <algorithm>, move other tests to new tests ...
- * testsuite/25_algorithms/pstl/feature_test-2.cc: New test.
- * testsuite/25_algorithms/pstl/feature_test-3.cc: New test.
- * testsuite/25_algorithms/pstl/feature_test-4.cc: New test.
- * testsuite/25_algorithms/pstl/feature_test-5.cc: New test.
-
- * include/bits/stl_iterator.h (__cpp_lib_array_constexpr): Define
- different values for C++17 and C++20, to indicate different feature
- sets. Update value for C++20 to indicate P1032R1 support.
- * include/std/version (__cpp_lib_array_constexpr): Likewise.
- * testsuite/23_containers/array/comparison_operators/constexpr.cc:
- Check feature test macro.
- * testsuite/23_containers/array/element_access/constexpr_c++17.cc:
- New test.
- * testsuite/23_containers/array/requirements/constexpr_fill.cc: Check
- feature test macro.
- * testsuite/23_containers/array/requirements/constexpr_iter.cc: Test
- in C++17 mode and check feature test macro.
-
- * include/std/utility (__cpp_lib_constexpr_algorithms): Do not define
- here.
- * testsuite/20_util/exchange/constexpr.cc: Do not expect macro to be
- defined by <utility>.
-
- * include/std/functional (__cpp_lib_concepts): Update macro value to
- indicate P1964R2 support.
- * include/std/version (__cpp_lib_concepts): Likewise.
- * testsuite/std/concepts/1.cc: Adjust expected value.
- * testsuite/std/concepts/2.cc: Likewise.
-
- * include/std/functional (__cpp_lib_constexpr_invoke): Rename to
- __cpp_lib_constexpr_functional.
- * include/std/version (__cpp_lib_constexpr_invoke): Likewise.
- * testsuite/20_util/function_objects/invoke/constexpr.cc: Adjust.
-
- * include/bits/ptr_traits.h (__cpp_lib_constexpr_memory): Define to
- indicate P1006R1 support.
- (__cpp_lib_to_address): Define to indicate P0653R2 support.
- * include/bits/range_access.h (__cpp_lib_ssize): Define to indicate
- P1227R2 support.
- * include/bits/ranges_algo.h (__cpp_lib_shift): Define to indicate
- P0769R2 support.
- * include/std/atomic (__cpp_lib_atomic_float): Define to indicate
- P0020R6 support.
- * include/std/memory (__cpp_lib_assume_aligned): Define to indicate
- P1007R3 support.
- * include/std/memory_resource (__cpp_lib_polymorphic_allocator):
- Define to indicate P0339R6 support.
- * include/std/string_view (__cpp_lib_starts_ends_with): Define to
- indicate P0457R2 support.
- * include/std/type_traits (__cpp_lib_is_nothrow_convertible): Define
- to indicate P0758R1 support.
- (__cpp_lib_remove_cvref): Define to indicate P0550R2 support.
- (__cpp_lib_type_identity): Define to indicate P0887R1 support.
- * include/std/version (__cpp_lib_atomic_float)
- (__cpp_lib_is_nothrow_convertible, __cpp_lib_remove_cvref)
- (__cpp_lib_type_identity, __cpp_lib_assume_aligned)
- (__cpp_lib_constexpr_memory, __cpp_lib_polymorphic_allocator)
- (__cpp_lib_shift, __cpp_lib_ssize, __cpp_lib_starts_ends_with)
- (__cpp_lib_to_address): Define.
- * testsuite/20_util/to_address/1_neg.cc: Adjust dg-error line number.
-
- * include/bits/stl_map.h (__cpp_lib_map_insertion): Remove old
- macro.
- * include/bits/unordered_map.h (__cpp_lib_unordered_map_insertion):
- Likewise.
- * include/std/version (__cpp_lib_map_insertion)
- (__cpp_lib_unordered_map_insertion): Remove.
-
- * include/std/condition_variable (__cpp_lib_jthread): Remove
- redundant definition.
- * include/std/stop_token (__cpp_lib_jthread): Update macro value to
- indicate P1869R1 support.
- * include/std/version (__cpp_lib_jthread): Update value.
- * testsuite/30_threads/condition_variable_any/stop_token/1.cc: Check
- for updated macro value.
- * testsuite/30_threads/condition_variable_any/stop_token/2.cc:
- Likewise.
- * testsuite/30_threads/jthread/1.cc: Likewise.
- * testsuite/30_threads/jthread/2.cc: Likewise.
- * testsuite/30_threads/stop_token/1.cc: Likewise.
- * testsuite/30_threads/stop_token/2.cc: Likewise.
-
- * testsuite/21_strings/basic_string/erasure.cc: Check for
- __cpp_lib_erase_if macro.
- * testsuite/23_containers/deque/erasure.cc: Add header name to #error
- messages.
- * testsuite/23_containers/forward_list/erasure.cc: Likewise.
- * testsuite/23_containers/list/erasure.cc: Likewise.
- * testsuite/23_containers/map/erasure.cc: Likewise.
- * testsuite/23_containers/set/erasure.cc: Likewise.
- * testsuite/23_containers/unordered_map/erasure.cc: Likewise.
- * testsuite/23_containers/unordered_set/erasure.cc: Likewise.
- * testsuite/23_containers/vector/erasure.cc: Likewise.
-
-2020-04-21 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_iterator.h (__normal_iterator): Use synth-three-way
- to define operator<=>.
- * testsuite/24_iterators/normal_iterator/cmp_c++20.cc: New test.
-
- * doc/Makefile.am (xml_sources_manual): Add missing XML files.
- * doc/Makefile.in: Regenerate.
- * doc/xml/manual/status_cxx1998.xml: Refer to "this section" instead
- of "this page".
- * doc/xml/manual/status_cxx2011.xml: Formatting and other corrections
- to the C++11 status table.
- * doc/xml/manual/status_cxx2014.xml: Replace list of C++14 feature
- proposals with table matching contents of the C++14 standard.
- * doc/xml/manual/status_cxx2017.xml: Add table matching contents of
- the C++17 standard.
- * doc/html/*: Regenerate.
-
- PR c++/94149
- * include/std/type_traits (__is_nt_constructible_impl): Add partial
- specializations for bounded arrays with non-empty initializers.
- * testsuite/20_util/is_nothrow_constructible/value_c++20.cc: New test.
-
-2020-04-20 Thomas Rodgers <trodgers@redhat.com>
-
- * testsuite/lib/libstdc++.exp: Add additional_flags=
- -DTBB_SUPRESS_DEPRECATED_MESSAGES=1 to suppress warnings when
- compiling with a newer Thread Building Blocks.
-
-2020-04-20 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/24_iterators/istreambuf_iterator/sentinel.cc: New test.
-
- * testsuite/20_util/is_constructible/51185.cc: Make test class a
- non-aggregate so that the test verifies the same thing in all -std
- modes.
- * testsuite/20_util/is_constructible/value-2.cc: Adjust expected
- results for some types when paren-init for aggregates is supported.
-
- * include/std/version (__cpp_lib_three_way_comparison): Update value.
- * libsupc++/compare (__cpp_lib_three_way_comparison): Likewise.
- (__detail::__synth3way): Add noexcept-specifier.
-
- * include/bits/stl_map.h (map): Define operator<=> and remove
- operator< for C++20.
- * include/bits/stl_multimap.h (multimap): Likewise.
- * include/bits/stl_multiset.h (multiset): Likewise.
- * include/bits/stl_set.h (set): Likewise.
- * include/bits/stl_tree.h (_Rb_tree): Likewise.
- (_Rb_tree_iterator, _Rb_tree_const_iterator): Remove redundant
- operator!= for C++20.
- * include/debug/map.h (__gnu_debug::map): Define operator<=> for C++20.
- * include/debug/multimap.h (__gnu_debug::multimap): Likewise.
- * include/debug/multiset.h (__gnu_debug::multiset): Likewise.
- * include/debug/set.h (__gnu_debug::set): Likewise.
- * testsuite/23_containers/map/operators/cmp_c++20.cc: New test.
- * testsuite/23_containers/multimap/operators/cmp_c++20.cc: New test.
- * testsuite/23_containers/multiset/operators/cmp_c++20.cc: New test.
- * testsuite/23_containers/set/operators/cmp_c++20.cc: New test.
-
-2020-04-20 Matthias Kretz <kretz@kde.org>
-
- * testsuite/lib/libstdc++.exp: Avoid illegal argument to verbose.
-
-2020-04-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_queue.h (queue): Define operator<=> for C++20.
- * include/bits/stl_stack.h (stack): Likewise.
- * testsuite/23_containers/queue/cmp_c++20.cc: New test.
- * testsuite/23_containers/stack/cmp_c++20.cc: New test.
-
- * include/bits/unordered_map.h (unordered_map, unordered_multimap):
- Remove redundant operator!= for C++20.
- * include/bits/unordered_set.h (unordered_set, unordered_multiset):
- Likewise.
- * include/debug/unordered_map (unordered_map, unordered_multimap):
- Likewise.
- * include/debug/unordered_set (unordered_set, unordered_multiset):
- Likewise.
-
- PR other/94629
- * include/debug/formatter.h (_Error_formatter::_Parameter): Fix
- redundant assignment in constructor.
-
-2020-04-18 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/chrono (duration, time_point): Define operator<=> and
- remove redundant operator!= for C++20.
- * testsuite/20_util/duration/comparison_operators/three_way.cc: New
- test.
- * testsuite/20_util/time_point/comparison_operators/three_way.cc: New
- test.
-
- * testsuite/util/native_type/native_priority_queue.hpp: Use
- allocator_traits to rebind allocator.
-
-2020-04-17 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/forward_list.h (forward_list): Define operator<=> and
- remove redundant comparison operators for C++20.
- * include/bits/stl_bvector.h (vector<bool, Alloc>): Likewise.
- * include/bits/stl_deque.h (deque): Likewise.
- * include/bits/stl_iterator.h (__normal_iterator): Likewise.
- * include/bits/stl_list.h (list): Likewise.
- * include/bits/stl_vector.h (vector): Likewise.
- * include/debug/deque (__gnu_debug::deque): Likewise.
- * include/debug/forward_list (__gnu_debug::forward_list): Likewise.
- * include/debug/list (__gnu_debug::list): Likewise.
- * include/debug/safe_iterator.h (__gnu_debug::_Safe_iterator):
- Likewise.
- * include/debug/vector (__gnu_debug::vector): Likewise.
- * include/ext/pointer.h (__gnu_cxx::_Pointer_adapter): Define
- operator<=> for C++20.
- * testsuite/23_containers/deque/operators/cmp_c++20.cc: New test.
- * testsuite/23_containers/forward_list/cmp_c++20.cc: New test.
- * testsuite/23_containers/list/cmp_c++20.cc: New test.
- * testsuite/23_containers/vector/bool/cmp_c++20.cc: New test.
- * testsuite/23_containers/vector/cmp_c++20.cc: New test.
-
- * include/bits/basic_string.h (basic_string): Define operator<=> and
- remove redundant comparison operators for C++20.
- * include/bits/char_traits.h (__gnu_cxx::char_traits, char_traits):
- Add comparison_category members.
- (__detail::__char_traits_cmp_cat): New helper to get comparison
- category from char traits class.
- * include/bits/regex.h (regex_traits::_RegexMask::operator!=): Do not
- define for C++20.
- (sub_match): Define operator<=> and remove redundant comparison
- operators for C++20.
- (match_results): Remove redundant operator!= for C++20.
- * include/std/string_view (basic_string_view): Define operator<=> and
- remove redundant comparison operators for C++20.
- * testsuite/21_strings/basic_string/operators/char/cmp_c++20.cc: New
- test.
- * testsuite/21_strings/basic_string/operators/wchar_t/cmp_c++20.cc:
- New test.
- * testsuite/21_strings/basic_string_view/operations/copy/char/
- constexpr.cc: Initialize variable.
- * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/
- constexpr.cc: Likewise.
- * testsuite/21_strings/basic_string_view/operators/char/2.cc: Add
- dg-do directive and remove comments showing incorrect signatures.
- * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
- Likewise.
- * testsuite/21_strings/basic_string_view/operators/char/cmp_c++20.cc:
- New test.
- * testsuite/21_strings/basic_string_view/operators/wchar_t/cmp_c++20.cc:
- New test.
- * testsuite/28_regex/sub_match/compare_c++20.cc: New test.
-
-2020-04-16 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/unsynchronized_pool_resource/allocate.cc: Remove
- name of unused parameter.
-
-2020-04-15 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/fs_dir.h (file_status): Define operator== for C++20.
- (directory_entry): Define operator<=> and remove redundant comparison
- operators for C++20.
- * include/bits/fs_fwd.h (space_info): Define operator== for C++20.
- * include/bits/fs_path.h (path): Define operator<=> and remove
- redundant comparison operators for C++20.
- * testsuite/27_io/filesystem/path/compare/compare.cc: Fix comment.
- * testsuite/27_io/filesystem/path/compare/lwg2936.cc: Likewise.
- * testsuite/27_io/filesystem/path/compare/path.cc: Likewise.
- * testsuite/27_io/filesystem/path/compare/strings.cc: Likewise.
-
- * include/bits/allocator.h (operator!=): Do not define for C++20.
- * include/bits/locale_classes.h (operator!=): Likewise.
- * include/bits/std_function.h (operator==(nullptr_t, const function&))
- (operator!=(const function&, nullptr_t))
- (operator!=(nullptr_t, const function&)): Likewise.
- * include/ext/bitmap_allocator.h (operator!=): Likewise.
- * include/ext/debug_allocator.h (operator!=): Likewise.
- * include/ext/extptr_allocator.h (operator!=): Likewise.
- * include/ext/malloc_allocator.h (operator!=): Likewise.
- * include/ext/mt_allocator.h (operator!=): Likewise.
- * include/ext/new_allocator.h (operator!=): Likewise.
- * include/ext/pool_allocator.h (operator!=): Likewise.
- * include/ext/throw_allocator.h (operator!=): Likewise.
- * include/std/bitset (bitset::operator!=): Likewise.
- * include/std/memory_resource (operator!=): Likewise.
- * include/std/scoped_allocator (operator!=): Likewise.
-
- * include/std/typeindex (operator<=>): Define for C++20.
- * testsuite/20_util/typeindex/comparison_operators_c++20.cc: New test.
-
-2020-04-14 Jonathan Wakely <jwakely@redhat.com>
-
- * libsupc++/compare (compare_three_way): Fix constraint so that
- BUILTIN-PTR-THREE-WAY does not require three_way_comparable_with.
- * testsuite/18_support/comparisons/object/builtin-ptr-three-way.cc:
- New test.
-
- PR libstdc++/94562
- * include/bits/shared_ptr.h (operator<=>): Define for C++20.
- * include/bits/shared_ptr_base.h (operator<=>): Likewise.
- * include/bits/unique_ptr.h (operator<=>): Add inline specifier.
- * testsuite/20_util/shared_ptr/comparison/cmp_c++20.cc: New test.
- * testsuite/20_util/shared_ptr/comparison/less.cc: Do not expect
- std::less<A*> to be used when comparing std::shared_ptr<A> objects in
- C++20.
-
- PR libstdc++/94565
- * libsupc++/compare (__unspec): Add noexcept-specifier to constructor.
- * testsuite/18_support/comparisons/categories/94565.cc: New test.
-
-2020-04-13 Iain Sandoe <iain@sandoe.co.uk>
-
- * include/std/coroutine: Update coroutines builtin define,
- per n4861.
-
-2020-04-09 Jonathan Wakely <jwakely@redhat.com>
-
- * libsupc++/compare (compare_three_way): Fix noexcept-specifier.
- (strong_order, weak_order, partial_order): Replace uses of <=> with
- compare_three_way function object (LWG 3324).
- * testsuite/18_support/comparisons/algorithms/partial_order.cc: Add
- equality operator so that X satisfies three_way_comparable.
- * testsuite/18_support/comparisons/algorithms/strong_order.cc:
- Likewise.
- * testsuite/18_support/comparisons/algorithms/weak_order.cc: Likewise.
-
- * include/bits/unique_ptr.h (operator<=>): Define for C++20.
- * testsuite/20_util/default_delete/48631_neg.cc: Adjust dg-error line.
- * testsuite/20_util/default_delete/void_neg.cc: Likewise.
- * testsuite/20_util/unique_ptr/comparison/compare.cc: New test.
- * testsuite/20_util/unique_ptr/comparison/compare_c++20.cc: New test.
-
-2020-04-08 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/slice_array.h (operator==(const slice&, const slice&)):
- Define for C++20.
- * include/std/complex (operator==(const T&, const complex<T>&))
- (operator!=(const complex<T>&, const complex<T>&))
- (operator!=(const complex<T>&, const T&))
- (operator!=(const T&, const complex<T>&)): Do not declare for C++20.
- * testsuite/26_numerics/slice/compare.cc: New test.
-
- * include/std/charconv (to_chars_result, from_chars_result): Add
- defaulted equality comparisons for C++20.
- * testsuite/20_util/from_chars/compare.cc: New test.
- * testsuite/20_util/to_chars/compare.cc: New test.
-
-2020-04-07 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94520
- * include/std/charconv (__integer_to_chars_result_type)
- (__integer_from_chars_result_type): Use __or_ instead of __or_v_ to
- allow use in C++14.
- * testsuite/20_util/from_chars/1.cc: Run test as C++14 and replace
- use of std::string_view with std::string.
- * testsuite/20_util/from_chars/2.cc: Likewise.
- * testsuite/20_util/to_chars/1.cc: Likewise.
- * testsuite/20_util/to_chars/2.cc: Likewise.
-
-2020-04-06 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94498
- * include/bits/char_traits.h (__gnu_cxx::char_traits::move): Make it
- usable in constant expressions for C++20.
- (__gnu_cxx::char_traits::copy, __gnu_cxx::char_traits::assign): Add
- _GLIBCXX20_CONSTEXPR.
- (std::char_traits<char>, std::char_traits<wchar_t>)
- (std::char_traits<char8_t>): Make move, copy and assign usable in
- constant expressions for C++20.
- (std::char_traits<char16_t>, std::char_traits<char32_t>): Make move
- and copy usable in constant expressions for C++20.
- * include/std/string_view (basic_string_view::copy): Add
- _GLIBCXX20_CONSTEXPR.
- * testsuite/21_strings/basic_string_view/operations/copy/char/
- constexpr.cc: New test.
- * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/
- constexpr.cc: New test.
-
-2020-04-05 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/appendix_contributing.xml: Refer to Git
- documentation instead of Subversion. Switch to https.
- * doc/html/manual/appendix_contributing.html: Regenerate.
-
-2020-04-03 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93960
- * include/bits/ptr_traits.h (__to_address): Add special case for debug
- iterators, to avoid dereferenceable check.
- * testsuite/20_util/to_address/1_neg.cc: Adjust dg-error line number.
- * testsuite/20_util/to_address/debug.cc: New test.
-
-2020-04-01 Andrea Corallo <andrea.corallo@arm.com>
-
- * testsuite/experimental/net/execution_context/use_service.cc:
- Require pthread and gthreads.
-
-2020-04-01 Gerald Pfeifer <gerald@pfeifer.com>
-
- * doc/xml/manual/appendix_free.xml: Move "free books" list from
- fsf.org to gnu.org.
- * doc/html/manual/appendix_free.html: Regenerate.
-
-2020-03-31 Ville Voutilainen <ville.voutilainen@gmail.com>
-
- Library-side tests for parenthesized aggregate init
-
- PR c++/92878
- PR c++/92947
-
- * testsuite/20_util/allocator_traits/members/92878_92947.cc: New.
- * testsuite/20_util/any/assign/92878_92947.cc: Likewise.
- * testsuite/20_util/any/cons/92878_92947.cc: Likewise.
- * testsuite/20_util/is_constructible/92878_92947.cc: Likewise.
- * testsuite/20_util/optional/assignment/92878_92947.cc: Likewise.
- * testsuite/20_util/optional/cons/92878_92947.cc: Likewise.
- * testsuite/20_util/pair/cons/92878_92947.cc: Likewise.
- * testsuite/20_util/shared_ptr/creation/92878_92947.cc: Likewise.
- * testsuite/20_util/specialized_algorithms/construct_at/92878_92947.cc:
- Likewise.
- * testsuite/20_util/unique_ptr/creation/92878_92947.cc: Likewise.
- * testsuite/20_util/uses_allocator/92878_92947.cc: Likewise.
- * testsuite/20_util/variant/92878_92947.cc: Likewise.
- * testsuite/23_containers/deque/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/forward_list/modifiers/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/list/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/map/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/multimap/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/multiset/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/priority_queue/92878_92947.cc: Likewise.
- * testsuite/23_containers/queue/92878_92947.cc: Likewise.
- * testsuite/23_containers/set/modifiers/emplace/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/stack/92878_92947.cc: Likewise.
- * testsuite/23_containers/unordered_map/modifiers/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/unordered_multimap/modifiers/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/unordered_multiset/modifiers/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/unordered_set/modifiers/92878_92947.cc:
- Likewise.
- * testsuite/23_containers/vector/modifiers/emplace/92878_92947.cc:
- Likewise.
-
-2020-03-28 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/20_util/is_constructible/value-2.cc: Fix test to account
- for changes due to parenthesized aggregate-initialization in C++20.
- * testsuite/20_util/time_point/cons/81468.cc: Fix test to not clash
- with std::chrono::sys_time in C++20.
-
- * include/bits/stl_iterator.h (reverse_iterator): Use requires-clause
- to constrain C++20 versions of comparison operators. Fix backwards
- logic of relational operators.
- (move_iterator): Use requires-clause to constrain comparison operators
- in C++20. Do not declare non-standard same-type overloads for C++20.
- * testsuite/24_iterators/move_iterator/rel_ops_c++20.cc: Check result
- of comparisons and check using greedy_ops type.
- * testsuite/24_iterators/reverse_iterator/rel_ops_c++20.cc: Likewise.
- * testsuite/24_iterators/move_iterator/greedy_ops.cc: Remove redundant
- main function from compile-only test.
- * testsuite/24_iterators/reverse_iterator/greedy_ops.cc: Likewise.
-
-2020-03-27 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/range_cmp.h (__cpp_lib_ranges): Define.
- * include/bits/stl_iterator.h: Check value of __cpp_concepts so that
- C++20 concepts are required.
- * include/bits/stl_iterator_base_types.h: Likewise.
- * include/std/concepts: Likewise.
- * include/std/version: Likewise.
- * testsuite/std/ranges/headers/ranges/synopsis.cc: Check feature test
- macro.
-
- * include/bits/stl_iterator.h (reverse_iterator::iterator_concept)
- (reverse_iterator::iterator_category): Define for C++20.
- (reverse_iterator): Define comparison operators correctly for C++20.
- (__normal_iterator): Add constraints to comparison operators for C++20.
- (move_iterator::operator++(int)) [__cpp_lib_concepts]: Define new
- overload for input iterators.
- (move_iterator): Add constraints to comparison operators for C++20.
- Define operator<=> for C++20.
- * testsuite/24_iterators/move_iterator/input_iterator.cc: New test.
- * testsuite/24_iterators/move_iterator/move_only.cc: New test.
- * testsuite/24_iterators/move_iterator/rel_ops_c++20.cc: New test.
- * testsuite/24_iterators/reverse_iterator/rel_ops_c++20.cc: New test.
-
- * include/bits/iterator_concepts.h (__detail::__decay_copy)
- (__detail::__member_begin, __detail::__adl_begin): Move here from
- <bits/range_access.h>.
- (__detail::__ranges_begin, __detail::__range_iter_t): Define.
- * bits/range_access.h (__cust_access::__decay_copy)
- (__cust_access::__member_begin, __cust_access::__adl_begin): Move to
- <bits/iterator_concepts.h>.
- (ranges::iterator_t): Use __detail::__range_iter_t.
- * include/bits/stl_iterator.h (back_insert_iterator): Simplify
- conditional compilation. Add _GLIBCXX20_CONSTEXPR to all members.
- (front_insert_iterator): Likewise.
- (insert_iterator): Implement changes from P0896R4 for C++20.
- * testsuite/24_iterators/back_insert_iterator/constexpr.cc: New test.
- * testsuite/24_iterators/front_insert_iterator/constexpr.cc: New test.
- * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: Adjust
- for inclusion in synopsis_c++20.cc which expects different signatures
- for some function templates.
- * testsuite/24_iterators/insert_iterator/constexpr.cc: New test.
-
- * include/std/type_traits (__is_array_convertible): Move definition
- to immediately after is_convertible.
-
-2020-03-26 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/chrono (chrono::days, chrono::weeks, chrono::years)
- (chrono::months, chrono::sys_days, chrono::local_t)
- (chrono::local_time, chrono::local_seconds, chrono::local_days):
- Define for C++20.
- (chrono::time_point): Add missing static assert.
- * testsuite/20_util/time_point/requirements/duration_neg.cc: New test.
- * testsuite/std/time/clock/file/overview.cc: New test.
- * testsuite/std/time/clock/file/members.cc: New test.
- * testsuite/std/time/syn_c++20.cc: New test.
-
-2020-03-25 Mike Crowe <mac@mcrowe.com>
-
- * testsuite/30_threads/shared_timed_mutex/try_lock_until/1.cc: New
- test.
- * testsuite/30_threads/shared_timed_mutex/try_lock_until/2.cc: New
- test.
-
-2020-03-25 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/fs_fwd.h (filesystem::__file_clock): Move to ...
- * include/std/chrono (filesystem::__file_clock): Here.
- (filesystem::__file_clock::from_sys, filesystem::__file_clock::to_sys):
- Define public member functions for C++20.
- (is_clock, is_clock_v): Define traits for C++20.
- * include/std/condition_variable (condition_variable::wait_until): Add
- check for valid clock.
- * include/std/future (_State_baseV2::wait_until): Likewise.
- * include/std/mutex (__timed_mutex_impl::_M_try_lock_until): Likewise.
- * include/std/shared_mutex (shared_timed_mutex::try_lock_shared_until):
- Likewise.
- * include/std/thread (this_thread::sleep_until): Likewise.
- * testsuite/30_threads/condition_variable/members/2.cc: Qualify
- slow_clock with new namespace.
- * testsuite/30_threads/condition_variable/members/clock_neg.cc: New
- test.
- * testsuite/30_threads/condition_variable_any/members/clock_neg.cc:
- New test.
- * testsuite/30_threads/future/members/clock_neg.cc: New test.
- * testsuite/30_threads/recursive_timed_mutex/try_lock_until/3.cc:
- Qualify slow_clock with new namespace.
- * testsuite/30_threads/recursive_timed_mutex/try_lock_until/
- clock_neg.cc: New test.
- * testsuite/30_threads/shared_future/members/clock_neg.cc: New
- test.
- * testsuite/30_threads/shared_lock/locking/clock_neg.cc: New test.
- * testsuite/30_threads/shared_timed_mutex/try_lock_until/clock_neg.cc:
- New test.
- * testsuite/30_threads/timed_mutex/try_lock_until/3.cc: Qualify
- slow_clock with new namespace.
- * testsuite/30_threads/timed_mutex/try_lock_until/4.cc: Likewise.
- * testsuite/30_threads/timed_mutex/try_lock_until/clock_neg.cc: New
- test.
- * testsuite/30_threads/unique_lock/locking/clock_neg.cc: New test.
- * testsuite/std/time/traits/is_clock.cc: New test.
- * testsuite/util/slow_clock.h (slow_clock): Move to __gnu_test
- namespace.
-
-2020-03-21 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93245
- * include/experimental/bits/fs_path.h (path::generic_string<C,T,A>()):
- * testsuite/experimental/filesystem/path/generic/generic_string.cc:
- Improve test coverage.
-
- PR libstdc++/94242
- * include/bits/fs_path.h (path::_S_str_convert): Replace first
- parameter with basic_string_view so that strings with different
- allocators can be accepted.
- (path::generic_string<C,T,A>()): Use basic_string object that uses the
- right allocator type.
- * testsuite/27_io/filesystem/path/generic/94242.cc: New test.
- * testsuite/27_io/filesystem/path/generic/generic_string.cc: Improve
- test coverage.
-
-2020-03-18 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94033
- * include/std/type_traits (__is_nt_default_constructible_atom): Remove.
- (__is_nt_default_constructible_impl): Remove.
- (__is_nothrow_default_constructible_impl): Remove.
- (__is_nt_constructible_impl): Add bool template parameter. Adjust
- partial specializations.
- (__is_nothrow_constructible_impl): Replace class template with alias
- template.
- (is_nothrow_default_constructible): Derive from alias template
- __is_nothrow_constructible_impl instead of
- __is_nothrow_default_constructible_impl.
- * testsuite/20_util/is_nothrow_constructible/94003.cc: New test.
-
- * include/std/stop_token (stop_token::_Stop_state_ref): Define
- comparison operators explicitly if the compiler won't synthesize them.
-
- * include/bits/stl_algobase.h (__lexicographical_compare_aux): Check
- __cpp_lib_concepts before using iter_reference_t.
- * include/bits/stream_iterator.h (istream_iterator): Check
- __cpp_lib_concepts before using default_sentinel_t.
- * include/bits/streambuf_iterator.h (istreambuf_iterator): Likewise.
-
- PR libstdc++/94203
- * include/experimental/executor (executor::executor(Executor)): Call
- make_shared directly instead of _M_create. Create _Tgt1 object.
- (executor::executor(allocator_arg_t, const ProtoAlloc&, Executor)):
- Call allocate_shared directly instead of _M_create. Create _Tgt2
- object.
- (executor::target_type): Add cast needed for new _Tgt interface.
- (executor::target): Define when RTTI is disabled. Use _Tgt::_M_func.
- (executor::_Tgt): Define the same interface whether RTTI is enabled or
- not.
- (executor::_Tgt::target_type, executor::_Tgt::target): Do not use
- std::type_info in the interface.
- (executor::_Tgt::_M_func): Add data member.
- (executor::_TgtImpl): Replace with _Tgt1 and _Tgt2 class templates.
- (executor::_Tgt1::_S_func): Define function to access target without
- depending on RTTI.
- (executor::_M_create): Remove.
- (operator==, operator!=): Simplify comparisons for executor.
- * include/experimental/socket (is_error_code_enum<socket_errc>):
- Define specialization before use.
- * testsuite/experimental/net/executor/1.cc: New test.
-
-2020-03-16 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94199
- * include/experimental/executor (service_already_exists): Add default
- constructor. Declare make_service to be a friend.
- * testsuite/experimental/net/execution_context/make_service.cc: New
- test.
-
-2020-03-12 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/tr1/8_c_compatibility/cstdlib/functions.cc: Do not pass
- a null pointer to functions with nonnull(1) attribute.
-
-2020-03-11 Patrick Palka <ppalka@redhat.com>
-
- * include/std/ranges (split_view::_OuterIter::_OuterIter): Typo fix,
- 'address' -> 'std::__addressof'.
- * testsuite/std/ranges/adaptors/split.cc: Test taking the split_view of
- a non-forward input_range.
- * testsuite/util/testsuite_iterators.h (output_iterator_wrapper): Make
- default constructor protected instead of deleted, like with
- input_iterator_wrapper.
- (test_range::iterator): Add comment explaining that this type is used
- only when the underlying wrapper is input_iterator_wrapper or
- output_iterator_wrapper. Remove delegating defaulted constructor so
- that the inherited default constructor is used instead.
-
- LWG 3286 ranges::size is not required to be valid after a call to
- ranges::begin on an input range
- * include/std/ranges (subrange::subrange): Split single-argument
- constructor into two, one constrained by _S_store_size and another by
- !_S_store_size.
- (take_view::begin): Call size() before calling ranges::begin(_M_base).
- * testsuite/std/ranges/adaptors/lwg3286.cc: New test.
- * testsuite/std/ranges/subrange/lwg3286.cc: New test.
-
-2020-03-10 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/ranges (split_view::_OuterIter::__at_end): Use __current
- instead of _M_current.
- (split_view::_OuterIter::operator++): Likewise.
-
- * include/std/ranges (transform_view::_Iterator::__iter_move): Remove.
- (transform_view::_Iterator::operator*): Add noexcept-specifier.
- (transform_view::_Iterator::iter_move): Inline __iter_move body here.
- (split_view::_OuterIter::__current): Add noexcept.
- (split_view::_InnerIter::__iter_swap): Remove.
- (split_view::_InnerIter::__iter_move): Remove.
- (split_view::_InnerIter::_M_i_current): New accessors.
- (split_view::_InnerIter::__at_end): Use _M_i_current().
- (split_view::_InnerIter::operator*): Likewise.
- (split_view::_InnerIter::operator++): Likewise.
- (iter_move(const _InnerIter&)): Likewise.
- (iter_swap(const _InnerIter&, const _InnerIter&)): Likewise.
- * testsuite/std/ranges/adaptors/split.cc: Check noexcept-specifier
- for iter_move and iter_swap on split_view's inner iterator.
-
- PR c++/94117
- * include/std/ranges (ranges::transform_view::_Iterator::iter_move):
- Change expression in noexcept-specifier to match function body.
-
- * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Add
- comment explaining multiple dg-do directives.
- * testsuite/24_iterators/ostream_iterator/1.cc: Fix do-do directive
- so test is run as well as compiled.
-
-2020-03-09 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94063
- * src/c++17/fs_path.cc (path::operator+=(const path&)): Add kluge to
- handle concatenations that change the type of the first component.
- (path::operator+=(basic_string_view<value_type>)): Likewise.
- * testsuite/27_io/filesystem/path/concat/94063.cc: New test.
-
-2020-03-06 Patrick Palka <ppalka@redhat.com>
-
- * include/std/ranges (join_view::_Sentinel<_Const>): Befriend
- join_view::_Sentinel<!_Const>.
- * testsuite/std/ranges/adaptors/join.cc: Augment test.
-
- PR libstdc++/93978
- * include/bits/range_access.h (__cust_access::_Empty::operator()):
- Declare return type to be bool instead of auto.
- * testsuite/std/ranges/adaptors/93978.cc: New test.
-
-2020-03-06 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94069
- * include/std/shared_mutex [!PTHREAD_RWLOCK_INITIALIZER]
- (__shared_mutex_pthread::__shared_mutex_pthread()): Remove incorrect
- second argument to __glibcxx_rwlock_init.
- * testsuite/30_threads/shared_timed_mutex/94069.cc: New test.
-
- PR libstdc++/93244
- * testsuite/27_io/filesystem/path/generic/generic_string.cc: Adjust
- test to not fail due to PR 94063.
- * testsuite/27_io/filesystem/path/generic/utf.cc: Likewise.
- * testsuite/27_io/filesystem/path/generic/wchar_t.cc: Likewise.
-
-2020-03-06 Andreas Krebbel <krebbel@linux.ibm.com>
-
- * src/c++11/system_error.cc: Omit the ENOTSUP case statement if it
- would match ENOSYS.
-
-2020-03-05 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/27_io/filesystem/operations/all.cc: Mark unused variable.
- * testsuite/27_io/filesystem/operations/copy.cc: Fix typo.
- * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
- * testsuite/27_io/filesystem/operations/file_size.cc: Use correct type
- for return value, and in comparison.
- * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
-
- PR libstdc++/94051
- * include/std/string_view: Include <bits/ostream_insert.h>.
- * testsuite/21_strings/basic_string_view/inserters/94051.cc: New test.
-
-2020-03-04 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/cpp_type_traits.h (__memcpyable): Fix comment.
-
-2020-03-04 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/94017
- * include/bits/ranges_algobase.h (__fill_n_fn::operator()): Refine
- condition for when to use memset, making sure to additionally check that
- the output pointer's value type is a non-volatile byte type. Instead of
- requiring that the fill type is a byte type, just require that it's an
- integral type.
- * testsuite/20_util/specialized_algorithms/uninitialized_fill/94017.cc:
- New test.
- * testsuite/20_util/specialized_algorithms/uninitialized_fill_n/94017.cc:
- New test.
- * testsuite/25_algorithms/fill/94013.cc: Uncomment part of test that was
- blocked by PR 94017.
- * testsuite/25_algorithms/fill/94017.cc: New test.
- * testsuite/25_algorithms/fill_n/94017.cc: New test.
-
- LWG 3355 The memory algorithms should support move-only input iterators
- introduced by P1207
- * include/bits/ranges_uninitialized.h
- (__uninitialized_copy_fn::operator()): Use std::move to avoid attempting
- to copy __ifirst, which could be a move-only input iterator. Use
- operator- instead of ranges::distance to compute distance from a sized
- sentinel.
- (__uninitialized_copy_n_fn::operator()): Likewise.
- (__uninitialized_move_fn::operator()): Likewise.
- (__uninitialized_move_n_fn::operator()): Likewise.
- (__uninitialized_destroy_fn::operator()): Use std::move to avoid
- attempting to copy __first.
- (__uninitialized_destroy_n_fn::operator()): Likewise.
- * testsuite/20_util/specialized_algorithms/destroy/constrained.cc:
- Augment test.
- * .../specialized_algorithms/uninitialized_copy/constrained.cc:
- Likewise.
- * .../specialized_algorithms/uninitialized_move/constrained.cc:
- Likewise.
-
- * testsuite/util/testsuite_iterators.h (test_range::get_iterator): Make
- protected instead of private.
- (test_sized_range_sized_sent): New.
-
- * testsuite/util/testsuite_iterators.h (input_iterator_wrapper_nocopy):
- New testsuite iterator.
- * testsuite/24_iterators/counted_iterator/lwg3389.cc: use it.
- * testsuite/24_iterators/move_iterator/lwg3390.cc: Likewise.
-
- * include/bits/ranges_uninitialized.h
- (uninitialized_copy_fn::operator()): Pass a reference type as the first
- argument to is_nothrow_assignable_v.
- (uninitialized_copy_fn::operator()): Likewise.
- (uninitialized_move_fn::operator()): Likewise. Return an in_out_result
- with the input iterator stripped of its move_iterator.
- (uninitialized_move_n_fn::operator()): Likewise.
- (uninitialized_fill_fn::operator()): Pass a reference type as the first
- argument to is_nothrow_assignable_v.
- (uninitialized_fill_n_fn::operator()): Likewise.
-
-2020-03-03 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/94013
- * include/bits/cpp_type_traits.h (__memcpyable, __memcmpable): New
- traits to control when to use memmove and memcmp optimizations.
- (__is_nonvolatile_trivially_copyable): New helper trait.
- * include/bits/ranges_algo.h (__lexicographical_compare_fn): Do not
- use memcmp optimization with volatile data.
- * include/bits/ranges_algobase.h (__equal_fn): Use __memcmpable.
- (__copy_or_move, __copy_or_move_backward): Use __memcpyable.
- * include/bits/stl_algobase.h (__copy_move_a2): Use __memcpyable.
- (__copy_move_backward_a2): Likewise.
- (__equal_aux1): Use __memcmpable.
- (__lexicographical_compare_aux): Do not use memcmp optimization with
- volatile data.
- * testsuite/25_algorithms/copy/94013.cc: New test.
- * testsuite/25_algorithms/copy_backward/94013.cc: New test.
- * testsuite/25_algorithms/equal/94013.cc: New test.
- * testsuite/25_algorithms/fill/94013.cc: New test.
- * testsuite/25_algorithms/lexicographical_compare/94013.cc: New test.
- * testsuite/25_algorithms/move/94013.cc: New test.
- * testsuite/25_algorithms/move_backward/94013.cc: New test.
-
- * include/bits/stl_algobase.h (lexicographical_compare_three_way):
- Avoid redundant iterator comparisons (LWG 3410).
-
-2020-03-02 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93972
- * include/bits/stl_algobase.h (__memcmp): Allow pointer types to
- differ.
- * testsuite/25_algorithms/lexicographical_compare/uchar.cc: New test.
-
- * include/std/ranges (__detail::__maybe_empty_t): Rename to
- __maybe_present_t.
- (__adaptor::_RangeAdaptor, join_view, split_view): Use new name.
-
- * include/bits/ranges_algo.h (shift_right): Add 'typename' to
- dependent type.
-
-2020-03-01 H.J. Lu <hongjiu.lu@intel.com>
-
- * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
-
-2020-02-29 John David Anglin <danglin@gcc.gnu.org>
-
- * testsuite/17_intro/headers/c++1998/charset.cc: Skip on *-*-hpux*.
- * testsuite/17_intro/headers/c++2011/charset.cc: Likewise.
- * testsuite/17_intro/headers/c++2014/charset.cc: Likewise.
- * testsuite/17_intro/headers/c++2017/charset.cc: Likewise.
- * testsuite/17_intro/headers/c++2020/charset.cc: Likewise.
-
- * testsuite/30_threads/condition_variable_any/stop_token/wait_on.cc:
- Add libatomic option.
- * testsuite/30_threads/jthread/jthread.cc: Likewise.
-
-2020-02-29 François Dumont <fdumont@gcc.gnu.org>
-
- * include/bits/stl_algo.h
- (__find_if, __count_if, __is_permutation, std::is_permutation): Move...
- * include/bits/stl_algobase.h: ...here.
- * include/bits/hashtable_policy.h: Remove <bits/stl_algo.h> include.
-
-2020-02-29 John David Anglin <danglin@gcc.gnu.org>
-
- * testsuite/30_threads/stop_token/stop_callback.cc: Add libatomic
- option.
- * testsuite/30_threads/stop_token/stop_callback/deadlock-mt.cc:
- Likewise.
- * testsuite/30_threads/stop_token/stop_callback/deadlock.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_callback/destroy.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_callback/invoke.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_source.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_source/assign.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_token.cc: Likewise.
- * testsuite/30_threads/stop_token/stop_token/stop_possible.cc:
- Likewise.
-
- PR libstdc++/92906
- * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
-
-2020-02-28 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/93972
- * include/bits/ranges_algo.h (__lexicographical_compare_fn::operator()):
- Fix condition for when to use memcmp, making it consistent with the
- corresponding condition used in std::lexicographical_compare.
- * testsuite/25_algorithms/lexicographical_compare/93972.cc: New test.
-
- * testsuite/26_numerics/headers/numeric/synopsis.cc: Add signatures for
- functions introduced in C++11, C++17 and C++2a. Add 'constexpr' to
- existing signatures for C++2a.
-
-2020-02-28 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/24_iterators/range_operations/advance_debug_neg.cc: Run
- test instead of just compiling it.
-
-2020-02-28 Patrick Palka <ppalka@redhat.com>
-
- * include/std/ranges (reverse_view::_S_needs_cached_begin): Set to false
- whenever the underlying range models common_range.
-
- * include/std/ranges (__detail::_CachedPosition): New struct.
- (views::filter_view::_S_needs_cached_begin): New member variable.
- (views::filter_view::_M_cached_begin): New member variable.
- (views::filter_view::begin): Use _M_cached_begin to cache its
- result.
- (views::drop_view::_S_needs_cached_begin): New static member variable.
- (views::drop_view::_M_cached_begin): New member variable.
- (views::drop_view::begin): Use _M_cached_begin to cache its result
- when _S_needs_cached_begin.
- (views::drop_while_view::_M_cached_begin): New member variable.
- (views::drop_while_view::begin): Use _M_cached_begin to cache its
- result.
- (views::reverse_view::_S_needs_cached_begin): New static member
- variable.
- (views::reverse_view::_M_cached_begin): New member variable.
- (views::reverse_view::begin): Use _M_cached_begin to cache its result
- when _S_needs_cached_begin.
- * testsuite/std/ranges/adaptors/drop.cc: Augment test to check that
- drop_view::begin caches its result.
- * testsuite/std/ranges/adaptors/drop_while.cc: Augment test to check
- that drop_while_view::begin caches its result.
- * testsuite/std/ranges/adaptors/filter.cc: Augment test to check that
- filter_view::begin caches its result.
- * testsuite/std/ranges/adaptors/reverse.cc: Augment test to check that
- reverse_view::begin caches its result.
-
-2020-02-28 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/27_io/filesystem/operations/last_write_time.cc: Fixes for
- filesystems that silently truncate timestamps.
- * testsuite/experimental/filesystem/operations/last_write_time.cc:
- Likewise.
-
- * testsuite/21_strings/basic_string/cons/char/1.cc: Disable
- -Wstringop-overflow warnings.
-
-2020-02-27 Jonathan Wakely <jwakely@redhat.com>
-
- * testsuite/lib/libstdc++.exp (v3_target_compile): Add
- -fdiagnostics-urls=never to options.
-
-2020-02-27 Patrick Palka <ppalka@redhat.com>
-
- * include/std/ranges (transform_view::_Iterator<_Const>): Befriend
- _Iterator<!_Const>.
- (transform_view::_Sentinel<_Const>): Befriend _Sentinel<!_Const>.
- (take_view::_Sentinel<_Const>): Likewise.
- (take_while_view::_Sentinel<_Const>): Likewise.
- (split_view::_OuterIter<_Const>): Befriend _OuterIter<!_Const>.
- * testsuite/std/ranges/adaptors/split.cc: Augment test.
- * testsuite/std/ranges/adaptors/take.cc: Augment test.
- * testsuite/std/ranges/adaptors/take_while.cc: Augment test.
- * testsuite/std/ranges/adaptors/transform.cc: Augment test.
-
- * testsuite/25_algorithms/copy/constrained.cc: Don't assume that the
- base() of a vector<>::iterator is a pointer.
- * testsuite/25_algorithms/copy_backward/constrained.cc: Likewise.
- * testsuite/25_algorithms/move/constrained.cc: Likewise.
- * testsuite/25_algorithms/move_backward/constrained.cc: Likewise.
- * testsuite/25_algorithms/inplace_merge/constrained.cc: Use foo.data()
- instead of &foo[0].
- * testsuite/25_algorithms/partial_sort/constrained.cc: Likewise.
- * testsuite/25_algorithms/partial_sort_copy/constrained.cc: Likewise.
- * testsuite/25_algorithms/shuffle/constrained.cc: Likewise.
- * testsuite/25_algorithms/sort/constrained.cc: Likewise.
- * testsuite/25_algorithms/stable_sort/constrained.cc: Likewise.
-
-2020-02-27 Jonathan Wakely <jwakely@redhat.com>
-
- * include/debug/array (operator<=>): Define for C++20.
- * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
- Adjust dg-error line numbers.
- * testsuite/23_containers/array/tuple_interface/
- tuple_element_debug_neg.cc: Likewise.
-
- * testsuite/23_containers/span/back_assert_neg.cc: Add #undef before
- defining _GLIBCXX_ASSERTIONS.
- * testsuite/23_containers/span/first_2_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/first_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/front_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/index_op_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/last_2_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/last_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_2_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_3_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_4_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_5_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_6_assert_neg.cc: Likewise.
- * testsuite/23_containers/span/subspan_assert_neg.cc: Likewise.
-
- * include/debug/string (__gnu_debug::basic_string::insert): Fix for
- C++98 where the member function of the base class returns void.
-
- * testsuite/util/testsuite_iterators.h (forward_iterator_wrapper): Add
- equality comparisons that support value-initialized iterators.
-
- * include/bits/boost_concept_check.h (__function_requires): Add
- _GLIBCXX14_CONSTEXPR.
- * testsuite/25_algorithms/min/concept_checks.cc: New test.
-
-2020-02-26 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/93936
- * include/std/ranges (split_view::_InnerIter::operator==): Compare
- the operands' _M_i rather than their _M_i.current().
- * testsuite/std/ranges/adaptors/split.cc: Augment test.
-
- P1645R1 constexpr for <numeric> algorithms
- * include/bits/stl_numeric.h (iota, accumulate, inner_product,
- partial_sum, adjacent_difference): Make conditionally constexpr for
- C++20.
- * include/std/numeric (__cpp_lib_constexpr_numeric): Define this feature
- test macro.
- (reduce, transform_reduce, exclusive_scan, inclusive_scan,
- transform_exclusive_scan, transform_inclusive_scan): Make conditionally
- constexpr for C++20.
- * include/std/version (__cpp_lib_constexpr_numeric): Define.
- * testsuite/26_numerics/accumulate/constexpr.cc: New test.
- * testsuite/26_numerics/adjacent_difference/constexpr.cc: Likewise.
- * testsuite/26_numerics/exclusive_scan/constexpr.cc: Likewise.
- * testsuite/26_numerics/inclusive_scan/constexpr.cc: Likewise.
- * testsuite/26_numerics/inner_product/constexpr.cc: Likewise.
- * testsuite/26_numerics/iota/constexpr.cc: Likewise.
- * testsuite/26_numerics/partial_sum/constexpr.cc: Likewise.
- * testsuite/26_numerics/reduce/constexpr.cc: Likewise.
- * testsuite/26_numerics/transform_exclusive_scan/constexpr.cc: Likewise.
- * testsuite/26_numerics/transform_inclusive_scan/constexpr.cc: Likewise.
- * testsuite/26_numerics/transform_reduce/constexpr.cc: Likewise.
-
-2020-02-26 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/ranges_algo.h (__lexicographical_compare_fn): Declare
- variables in smaller scope and avoid calling ranges::distance when we
- know they are pointers. Remove statically-unreachable use of
- __builtin_unreachable().
- * include/bits/stl_algobase.h (__lexicographical_compare::__lc):
- Define inline.
-
- * include/std/ranges (__detail::__maybe_empty_t): Define new helper
- alias.
- (__detail::__maybe_const_t): Likewise.
- (__adaptor::_RangeAdaptor): Use __maybe_empty_t.
- (transform_view, take_view, take_while_view, elements_view): Use
- __maybe_const_t.
- (join_view, split_view): Use both.
-
-2020-02-25 Patrick Palka <ppalka@redhat.com>
-
- LWG 3397 basic_istream_view::iterator should not provide
- iterator_category
- * include/std/ranges (basic_istream_view:_Iterator::iterator_category):
- Rename to ...
- (basic_istream_view:_Iterator::iterator_concept): ... this.
- * testsuite/std/ranges/istream_view.cc: Augment test.
-
- LWG 3325 Constrain return type of transformation function for
- transform_view
- * include/std/ranges (transform_view): Constrain the return type of the
- transformation function as per LWG 3325.
- * testsuite/std/ranges/adaptors/lwg3325_neg.cc: New test.
-
- LWG 3313 join_view::_Iterator::operator-- is incorrectly constrained
- * include/std/ranges (join_view::_Iterator::operator--): Require that
- range_reference_t<_Base> models common_range.
- * testsuite/std/ranges/adaptors/lwg3313_neg.cc: New test.
-
- LWG 3301 transform_view::_Iterator has incorrect iterator_category
- * include/std/ranges (transform_view::_Iterator::_S_iter_cat): Adjust
- determination of iterator_category as per LWG 3301.
- * testsuite/std/ranges/adaptors/transform.cc: Augment test.
-
- LWG 3292 iota_view is under-constrained
- * include/std/ranges (iota_view): Require that _Winc models semiregular
- as per LWG 3292.
- * testsuite/std/ranges/iota/lwg3292_neg.cc: New test.
-
-2020-02-25 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/ranges_algobase.h (__copy_or_move): Do not use memmove
- during constant evaluation. Call __builtin_memmove directly instead of
- __memmove.
- (__copy_or_move_backward): Likewise.
- * include/bits/stl_algobase.h (__memmove): Remove.
- (__copy_move<M, true, random_access_iterator_tag>::__copy_m)
- (__copy_move_backward<M, true, random_access_iterator_tag>::__copy_m):
- Use __builtin_memmove directly instead of __memmove.
- (__copy_move_a2): Do not use memmove during constant evaluation.
- (__copy_move_backward_a2): Use _IsMove constant to select correct
- __copy_move_backward specialization.
- * testsuite/25_algorithms/copy_backward/constexpr.cc: Check for copies
- begin turned into moves during constant evaluation.
-
- * testsuite/25_algorithms/move_backward/93872.cc: Add test left out of
- previous commit.
-
- PR libstdc++/93872
- * include/bits/stl_algobase.h (__memmove): Cast away const before
- doing move assignment.
- * testsuite/25_algorithms/move/93872.cc: New test.
- * testsuite/25_algorithms/move_backward/93872.cc: New test.
-
-2020-02-24 Patrick Palka <ppalka@redhat.com>
-
- PR libstdc++/93884
- * include/bits/ranges_algobase.h (__copy_or_move,
- __copy_or_move_backward): Don't inspect the iter_value_t of the output
- iterator, instead inspect its iterator_traits directly.
- * include/bits/stl_iterator.h (back_insert_iterator::container):
- Conditionally initialize.
- (back_insert_iterator::difference_type): Conditionally define.
- (back_insert_iterator::back_insert_iterator): Conditionally define this
- default constructor.
- (front_insert_iterator::container): Conditionally initialize.
- (front_insert_iterator::difference_type): Conditionally define.
- (front_insert_iterator::front_insert_iterator): Conditionally define
- this default constructor.
- * 24_iterators/back_insert_iterator/pr93884.cc: New test.
- * 24_iterators/front_insert_iterator/pr93884.cc: New test.
-
- P0769R2 Add shift to <algorithm>
- * include/bits/ranges_algo.h (shift_left, shift_right): New.
- * testsuite/25_algorithms/shift_left/1.cc: New test.
- * testsuite/25_algorithms/shift_right/1.cc: New test.
-
-2020-02-24 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stream_iterator.h (istream_iterator(default_sentinel_t)):
- Make noexcept-specifier conditional.
- * testsuite/24_iterators/istream_iterator/cons/sentinel.cc: Check
- noexcept-specifier.
-
- * include/bits/stream_iterator.h (istream_iterator(default_sentinel_t)):
- Add constructor.
- (operator==(istream_iterator, default_sentinel_t)): Add operator.
- (ostream_iterator::difference_type): Define to ptrdiff_t for C++20.
- * include/bits/streambuf_iterator.h
- (istreambuf_iterator(default_sentinel_t)): Add constructor.
- (operator==(istreambuf_iterator, default_sentinel_t)): Add operator.
- * testsuite/24_iterators/istream_iterator/cons/sentinel.cc:
- New test.
- * testsuite/24_iterators/istream_iterator/sentinel.cc: New test.
- * testsuite/24_iterators/istreambuf_iterator/cons/sentinel.cc:
- New test.
- * testsuite/24_iterators/istreambuf_iterator/sentinel.cc: New test.
-
- * include/std/ranges (__deep_const_range, __enable_view_impl): Remove.
- (ranges::enable_view): Simplify (LWG 3326).
- * include/bits/range_access.h (ranges::enable_view): Declare.
- * include/bits/regex.h (__enable_view_impl): Remove partial
- specialization.
- * include/bits/stl_multiset.h (__enable_view_impl): Likewise.
- * include/bits/stl_set.h (__enable_view_impl): Likewise.
- * include/bits/unordered_set.h (__enable_view_impl): Likewise.
- * include/debug/multiset.h (__enable_view_impl): Likewise.
- * include/debug/set.h (__enable_view_impl): Likewise.
- * include/debug/unordered_set (__enable_view_impl): Likewise.
- * include/experimental/string_view (ranges::enable_view): Define
- partial specialization.
- * include/std/span (ranges::enable_view): Likewise.
- * include/std/string_view (ranges::enable_view): Likewise.
- * testsuite/std/ranges/view.cc: Check satisfaction of updated concept.
-
-2020-02-21 Jonathan Wakely <jwakely@redhat.com>
-
- * include/std/optional (operator<=>(optional<T>, optional<U>))
- (operator<=>(optional<T>, nullopt), operator<=>(optional<T>, U)):
- Define for C++20.
- * include/std/tuple (__tuple_cmp): New helper function for <=>.
- (operator<=>(tuple<T...>, tuple<U>...)): Define for C++20.
- * include/std/variant (operator<=>(variant<T...>, variant<T...>))
- (operator<=>(monostate, monostate)): Define for C++20.
- * testsuite/20_util/optional/relops/three_way.cc: New test.
- * testsuite/20_util/tuple/comparison_operators/three_way.cc: New test.
- * testsuite/20_util/variant/89851.cc: Move to ...
- * testsuite/20_util/variant/relops/89851.cc: ... here.
- * testsuite/20_util/variant/90008.cc: Move to ...
- * testsuite/20_util/variant/relops/90008.cc: ... here.
- * testsuite/20_util/variant/relops/three_way.cc: New test.
-
-2020-02-20 Patrick Palka <ppalka@redhat.com>
-
- * include/std/ranges (views::__adaptor::__maybe_refwrap): New utility
- function.
- (views::__adaptor::_RangeAdaptor::operator()): Add comments. Use
- __maybe_refwrap to capture lvalue references by reference, and then use
- unwrap_reference_t to forward the by-reference captures as references.
- * testsuite/std/ranges/adaptors/split.cc: Augment test.
- * testsuite/std/ranges/adaptors/split_neg.cc: New test.
-
- * include/std/ranges (iota_view): Forward declare _Sentinel.
- (iota_view::_Iterator): Befriend _Sentinel.
- (iota_view::_Sentinel::_M_equal): New member function.
- (iota_view::_Sentinel::operator==): Use it.
- (views::_Iota::operator()): Forward __f using the correct type.
- * testsuite/std/ranges/access/ssize.cc (test06): Don't call views::iota
- with integers of different signedness, to appease iota_view's deduction
- guide.
- * testsuite/std/ranges/iota/iota_view.cc: Augment test.
-
-2020-02-20 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/range_access.h (ranges::begin): Reject array of
- incomplete type.
- (ranges::end, ranges::size): Require arrays to be bounded.
- (ranges::data): Require lvalue or borrowed_range.
- (ranges::iterator_t): Remove constraint.
- * testsuite/std/ranges/access/begin.cc: Do not check array of
- incomplete type.
- * testsuite/std/ranges/access/begin_neg.cc: New test.
- * testsuite/std/ranges/access/end_neg.cc: Adjust expected error.
- * testsuite/std/ranges/access/size_neg.cc: Adjust expected error.
- * testsuite/std/ranges/access/ssize.cc: Do not check array of
- incomplete type.
-
- * include/std/system_error (error_category::operator<=>)
- (operator<=>(const error_code&, const error_code&))
- (operator<=>(const error_condition&, const error_condition&)): Define
- for C++20.
- * testsuite/19_diagnostics/error_category/operators/less.cc: New test.
- * testsuite/19_diagnostics/error_category/operators/three_way.cc: New
- test.
- * testsuite/19_diagnostics/error_code/operators/equal.cc: Remove
- incorrect comment.
- * testsuite/19_diagnostics/error_code/operators/less.cc: New test.
- * testsuite/19_diagnostics/error_code/operators/not_equal.cc: Remove
- incorrect comment.
- * testsuite/19_diagnostics/error_code/operators/three_way.cc: New test.
- * testsuite/19_diagnostics/error_condition/operators/equal.cc: Remove
- incorrect comment.
- * testsuite/19_diagnostics/error_condition/operators/less.cc: New test.
- * testsuite/19_diagnostics/error_condition/operators/not_equal.cc:
- Remove incorrect comment.
- * testsuite/19_diagnostics/error_condition/operators/three_way.cc: New
- test.
-
- * libsupc++/typeinfo (type_info::operator!=): Remove for C++20.
-
- * include/std/thread (thread::id::operator<=>): Define for C++20.
- * testsuite/30_threads/thread/id/70294.cc: Do not take addresses of
- functions in namespace std.
- * testsuite/30_threads/thread/id/operators_c++20.cc: New test.
-
-2020-02-19 Patrick Palka <ppalka@redhat.com>
-
- * testsuite/std/ranges/adaptors/split.cc (test03): Don't include the
- null terminator of the underlying string as part of the test_range.
- (main): Call test03.
-
-2020-02-19 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/stl_iterator.h (common_iterator): Add copyable<I>
- requirement (LWG 3385).
- * testsuite/24_iterators/headers/iterator/synopsis_c++20.cc: Adjust
- expected declaration.
-
- * include/std/ranges (take_while_view, drop_view, drop_while_view)
- (elements_view:_Iterator): Initialize data members (LWG 3364).
-
- * libsupc++/compare (three_way_comparable): Remove always-false check
- that should have been removed with weak_equality (P1959R0).
- (three_way_comparable_with): Likewise. Reorder requirements (LWG 3360).
-
- * include/std/concepts (__detail::__partially_ordered_with): Move here
- from <compare>.
- (totally_ordered, totally_ordered_with): Use __partially_ordered_with
- to simplify definition (LWG 3331).
- * libsupc++/compare (__detail::__partially_ordered_with): Move to
- <concepts>.
-
- * include/std/concepts (totally_ordered_with): Remove redundant
- requirement (LWG 3329).
-
- * include/std/ranges (__detail::__convertible_to_non_slicing): New
- helper concept.
- (__detail::__pair_like_convertible_to): Remove.
- (__detail::__pair_like_convertible_from): Add requirements for
- non-slicing conversions.
- (subrange): Constrain constructors with __convertible_to_non_slicing.
- Remove constructors from pair-like types. Add new deduction guide.
- * testsuite/std/ranges/subrange/lwg3282_neg.cc: New test.
-
- * include/bits/iterator_concepts.h (iter_move): Add declaration to
- prevent unqualified lookup finding a suitable declaration (LWG 3247).
-
- * include/std/memory_resource (polymorphic_allocator::allocate)
- (polymorphic_allocator::allocate_object): Change type of exception to
- bad_array_new_length (LWG 3237).
- * testsuite/20_util/polymorphic_allocator/lwg3237.cc: New test.
-
- * include/std/type_traits (__cpp_lib_unwrap_ref): Define (LWG 3348).
- * include/std/version (__cpp_lib_unwrap_ref): Likewise.
- * testsuite/20_util/unwrap_reference/1.cc: Check macro.
- * testsuite/20_util/unwrap_reference/3.cc: New test.
-
- * include/std/numeric (midpoint(T8, T*)): Do not check for complete
- type during overload resolution, use static assert instead (LWG 3200).
- * testsuite/26_numerics/midpoint/pointer.cc: Do not test with
- incomplete type.
- * testsuite/26_numerics/midpoint/pointer_neg.cc: New test.
-
- * include/std/span (span(T (&)[N])): Use non-deduced context to
- prevent first parameter from interfering with class template argument
- deduction (LWG 3369).
- * testsuite/23_containers/span/deduction.cc: Add missing 'const'.
- * testsuite/23_containers/span/lwg3255.cc: Check for construction from
- rvalues.
-
- * include/std/span (span::const_iterator, span::const_reverse_iterator)
- (span::cbegin(), span::cend(), span::crbegin(), span::crend()):
- Remove (LWG 3320).
- * testsuite/23_containers/span/everything.cc: Replace uses of cbegin
- and cend.
- * testsuite/20_util/specialized_algorithms/destroy/constrained.cc:
- Likewise.
- * testsuite/20_util/specialized_algorithms/uninitialized_copy/
- constrained.cc: Likewise.
- * testsuite/20_util/specialized_algorithms/
- uninitialized_default_construct/constrained.cc: Likewise.
- * testsuite/20_util/specialized_algorithms/uninitialized_fill/
- constrained.cc: Likewise.
- * testsuite/20_util/specialized_algorithms/uninitialized_move/
- constrained.cc: Likewise.
- * testsuite/20_util/specialized_algorithms/
- uninitialized_value_construct/constrained.cc: Likewise.
-
- * include/bits/range_access.h (range_size_t): Define alias template.
- * include/std/ranges (all_view): Rename to views::all_t (LWG 3335).
- * testsuite/std/ranges/adaptors/filter.cc: Adjust to new name.
-
- * include/std/ranges (filter_view, transform_view, take_view)
- (join_view, split_view, reverse_view): Remove commented-out converting
- constructors (LWG 3280).
-
- * include/std/memory (uninitialized_construct_using_allocator): Use
- std::construct_at (LWG 3321).
-
- * include/std/memory_resource (polymorphic_allocator::allocate_bytes)
- (polymorphic_allocator::allocate_object)
- (polymorphic_allocator::new_object): Add nodiscard attribute (LWG3304).
-
- LWG 3379. "safe" in several library names is misleading
- * include/bits/range_access.h (enable_safe_range): Rename to
- enable_borrowed_range.
- (__detail::__maybe_safe_range): Rename to __maybe_borrowed_range.
- (safe_range): Rename to borrowed_range.
- * include/bits/ranges_algo.h: Adjust to use new names.
- * include/bits/ranges_algobase.h: Likewise.
- * include/bits/ranges_uninitialized.h: Likewise.
- * include/std/ranges: Likewise.
- (safe_iterator_t): Rename to borrowed_iterator_t.
- (safe_subrange_t): Rename to borrowed_subrange_t.
- * include/std/span: Adjust to use new names.
- * include/std/string_view: Likewise.
- * include/experimental/string_view: Likewise.
- * testsuite/std/ranges/access/begin.cc: Likewise.
- * testsuite/std/ranges/access/cbegin.cc: Likewise.
- * testsuite/std/ranges/access/cdata.cc: Likewise.
- * testsuite/std/ranges/access/cend.cc: Likewise.
- * testsuite/std/ranges/access/crbegin.cc: Likewise.
- * testsuite/std/ranges/access/crend.cc: Likewise.
- * testsuite/std/ranges/access/data.cc: Likewise.
- * testsuite/std/ranges/access/end.cc: Likewise.
- * testsuite/std/ranges/access/rbegin.cc: Likewise.
- * testsuite/std/ranges/access/rend.cc: Likewise.
- * testsuite/std/ranges/safe_range.cc: Likewise.
- * testsuite/std/ranges/safe_range_types.cc: Likewise.
- * testsuite/util/testsuite_iterators.h: Likewise.
-
- * include/std/ranges (tuple_element<0, const subrange<I, S, K>>)
- (tuple_element<1, const subrange<I, S, K>>): Add partial
- specializations (LWG 3398).
- * testsuite/std/ranges/subrange/tuple_like.cc: New test.
-
- * include/bits/ranges_algo.h (__find_fn, __find_first_of_fn)
- (__adjacent_find_fn, __remove_if_fn, __remove_copy_if_fn)
- (__unique_fn, __unique_copy_fn): Remove redundant conversions to bool.
-
-2020-02-18 Patrick Palka <ppalka@redhat.com>
-
- P1983R0 Wording for GB301, US296, US292, US291, and US283
- * include/std/ranges (filter_view::pred): New member function.
- (join_view::_Iterator::_Iterator): Remove now-redundant comment since
- P1983R0 fixes the highlighted issue in the same way.
- (join_view::_Iterator<_Const>): Add friend
- join_view::_Iterator<!_Const>.
- (join_view::_M_inner): Remove mutable specifier, effectively reverting
- the proposed wording changes of P3278.
- (join_view::begin): Refine the condition for when to return a const
- iterator.
- (split_view::_OuterIter::_OuterIter): Adjust constraints.
- * testsuite/std/ranges/adaptors/filter.cc: Test that filter_view::pred
- exists and works.
-
-2020-02-18 Jonathan Wakely <jwakely@redhat.com>
-
- PR libstdc++/93818
- * include/std/ranges (_RangeAdaptor): Add deduction guide.
- (filter_view::_Iterator): Add alias _Vp_iter and use in place of
- iterator_t<_Vp>.
- (filter_view::_Iterator::_S_iter_cat()): Add 'typename'.
- (transform_view::_Iterator): Add alias _Base_iter and use in place of
- iterator_t<_Base>.
- (transform_view::_Iterator::_S_iter_cat()): Add 'typename'.
- (join_view::_Iterator): Add _Outer_iter and _Inner_iter aliases.
- (join_view::_Iterator::_S_iter_cat()): Add 'typename'.
- (split_view::_InnerIter::_S_iter_cat()): Likewise.
-
- * testsuite/20_util/integer_comparisons/equal.cc: Fix invalid
- assumption that long is wider than int.
- * testsuite/20_util/integer_comparisons/greater_equal.cc: Likewise.
- * testsuite/20_util/integer_comparisons/less.cc: Likewise.
- * testsuite/20_util/integer_comparisons/less_equal.cc: Likewise.
- * testsuite/20_util/integer_comparisons/not_equal.cc: Likewise.
-
- P1976R2 Fixed-size span construction from dynamic range
- * include/std/span (__cpp_lib_span): Update value.
- (span(It, size_type), span(It, End)): Make conditionally explicit. Add
- assertion.
- (span(R&&), span(const span<OType, OExtent>&)): Likewise and relax
- constraints.
- (span::first<Count>(), span::last<Count>()): Use explicit type in
- return statement.
- (as_bytes, as_writable_bytes): Likewise.
- * include/std/version (__cpp_lib_span): Update value.
- * testsuite/23_containers/span/1.cc: Check new value.
- * testsuite/23_containers/span/2.cc: Check new value.
- * testsuite/23_containers/span/explicit.cc: New test.
-
- * include/std/span (span::__is_compatible_array): Simplify alias
- template by using requires-clause.
- (span::__is_compatible_ref): New alias template for constraining
- constructors.
- (span::__is_compatible_iterator, span::__is_compatible_range): Remove.
- (span(It, size_type), span(It, End)): Use __is_compatible_ref.
- (span(T(&)[N], span(array<T, N>&), span(const array<T, N>&)): Remove
- redundant parentheses.
- (span(R&&)): Add missing constraints.
-
- * include/std/span (span): Reorder members and rename template
- parameters to match declarations in the C++2a working paper.
-
- P2116R0 Remove tuple-like protocol support from fixed-extent span
- * include/std/span (get, tuple_size, tuple_element): Remove.
- * testsuite/23_containers/span/everything.cc: Remove checks for
- tuple-like API.
- * testsuite/23_containers/span/get_neg.cc: Remove.
- * testsuite/23_containers/span/tuple_element_dynamic_neg.cc: Remove.
- * testsuite/23_containers/span/tuple_element_oob_neg.cc: Remove.
- * testsuite/23_containers/span/tuple_size_neg.cc: Remove.
-
-2020-02-17 Patrick Palka <ppalka@redhat.com>
-
- P2106R0 Alternative wording for GB315 and GB316
- * include/bits/ranges_algo.h (in_fun_result): New.
- (for_each_result, for_each_n_result): Change into an alias of
- in_fun_result.
- (in_in_result): New.
- (mismatch_result): Change into an alias of in_in_result.
- (copy_if_result): Change into an alias of in_out_result.
- (swap_ranges_result): Change into an alias of in_in_result.
- (unary_transform_result): Change into an alias of in_out_result.
- (in_in_out_result): New.
- (binary_transform_result): Change into an alias of in_in_out_result.
- (replace_copy_result, replace_copy_if_result, remove_copy_if_result,
- remove_copy_result, unique_copy_result, reverse_copy_result,
- rotate_copy_result, partial_sort_copy_result): Change into an alias of
- in_out_result.
- (in_out_out_result): New.
- (partition_copy_result, merge_result): Change into an alias of
- in_out_out_result.
- (set_union_result, set_intersection_result): Change into an alias of
- in_in_out_result.
- (set_difference_result): Change into an alias of in_out_result.
- (set_symmetric_difference): Change into an alias of in_in_out_result.
- (min_max_result): New.
- (minmax_result, minmax_element_result): Change into an alias of
- min_max_result.
- (in_found_result): New.
- (next_permutation_result, prev_permutation_result): Change into an alias
- of in_found_result.
- (__next_permutation_fn::operator(), __prev_permutation_fn::operator()):
- Adjust following changes to next_permutation_result and
- prev_permutation_result.
- * include/bits/ranges_algobase.h (in_out_result): New.
- (copy_result, move_result, move_backward_result, copy_backward_result,
- copy_n_result): Change into an alias of in_out_result.
- * include/bits/ranges_uninitialized.h (uninitialized_copy_result,
- uninitialized_copy_n_result, uninitialized_move_result,
- uninitialized_move_n_result): Likewise.
- * testsuite/25_algorithms/next_permutation/constrained.cc: Adjust uses of
- structured bindings.
- * testsuite/25_algorithms/prev_permutation/constrained.cc: Likewise.
-
- P1243R4 Rangify new algorithms
- * include/bits/ranges_algo.h (for_each_n_result, __for_each_n_fn,
- for_each_n, __sample_fn, sample, __clamp_fn, clamp): New.
- * testsuite/25_algorithms/clamp/constrained.cc: New test.
- * testsuite/25_algorithms/for_each/constrained.cc: Augment test.
- * testsuite/25_algorithms/sample/constrained.cc: New test.
-
-2020-02-17 Jonathan Wakely <jwakely@redhat.com>
-
- P1964R2 Wording for boolean-testable
- * include/bits/ranges_algo.h (__find_fn, __find_first_of_fn)
- (__adjacent_find_fn): Cast result of predicate to bool.
- * include/std/concepts (__boolean): Remove.
- (__detail::__boolean_testable_impl, __detail::__boolean_testable): Add
- new helper concepts.
- (__detail::__weakly_eq_cmp_with, totally_ordered, totally_ordered_with)
- (predicate): Use __boolean_testable instead of boolean.
- * libsupc++/compare (__detail::__partially_ordered, _Synth3way):
- Likewise.
-
- P1970R2 Consistency for size() functions: Add ranges::ssize
- * include/bits/range_access.h (_SSize, ssize): Define for C++20.
- * testsuite/std/ranges/access/ssize.cc: New test.
-
- P1956R1 On the names of low-level bit manipulation functions
- * include/bits/hashtable_policy.h: Update comment.
- * include/std/bit (__ispow2, __ceil2, __floor2, __log2p1): Rename.
- (ispow2, ceil2, floor2, log2p1): Likewise.
- (__cpp_lib_int_pow2): Add feature test macro.
- * include/std/charconv (__to_chars_len_2): Adjust use of __log2p1.
- * include/std/memory (assume_aligned): Adjust use of ispow2.
- * include/std/version (__cpp_lib_int_pow2): Add.
- * libsupc++/new_opa.cc: Adjust use of __ispow2.
- * src/c++17/memory_resource.cc: Likewise, and for __ceil2 and __log2p1.
- * testsuite/17_intro/freestanding.cc: Adjust use of ispow2.
- * testsuite/26_numerics/bit/bit.pow.two/ceil2.cc: Rename to ...
- * testsuite/26_numerics/bit/bit.pow.two/bit_ceil.cc: ... here.
- * testsuite/26_numerics/bit/bit.pow.two/ceil2_neg.cc: Rename to ...
- * testsuite/26_numerics/bit/bit.pow.two/bit_ceil_neg.cc: ... here.
- * testsuite/26_numerics/bit/bit.pow.two/floor2.cc: Rename to ...
- * testsuite/26_numerics/bit/bit.pow.two/bit_floor.cc: ... here.
- * testsuite/26_numerics/bit/bit.pow.two/log2p1.cc: Rename to ...
- * testsuite/26_numerics/bit/bit.pow.two/bit_width.cc: ... here.
- * testsuite/26_numerics/bit/bit.pow.two/ispow2.cc: Rename to ...
- * testsuite/26_numerics/bit/bit.pow.two/has_single_bit.cc: ... here.
-
- * include/std/charconv: Add comment.
-
- PR libstdc++/92546 (partial)
- * include/bits/random.h (uniform_random_bit_generator): Move definition
- to <bits/uniform_int_dist.h>.
- * include/bits/ranges_algo.h: Include <bits/uniform_int_dist.h> instead
- of <bits/random.h>.
- * include/bits/ranges_algobase.h: Do not include <cmath>.
- * include/bits/uniform_int_dist.h (uniform_random_bit_generator):
- Move here.
- * include/std/ranges: Do not include <limits>.
- * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lineno.
-
- PR libstdc++/92546 (partial)
- * include/Makefile.am: Add new header.
- * include/Makefile.in: Regenerate.
- * include/bits/int_limits.h: New header.
- * include/bits/parse_numbers.h (__select_int::_Select_int): Replace
- numeric_limits with __detail::__int_limits.
- * include/std/bit (__rotl, __rotr, __countl_zero, __countl_one)
- (__countr_zero, __countr_one, __popcount, __ceil2, __floor2, __log2p1):
- Likewise.
- * include/std/charconv (__to_chars_8, __from_chars_binary)
- (__from_chars_alpha_to_num, from_chars): Likewise.
- * include/std/memory_resource (polymorphic_allocator::allocate)
- (polymorphic_allocator::allocate_object): Likewise.
- * include/std/string_view (basic_string_view::_S_compare): Likewise.
- * include/std/utility (in_range): Likewise.
- * testsuite/20_util/integer_comparisons/in_range_neg.cc: Adjust for
- extra error about incomplete type __int_limits<bool>.
- * testsuite/26_numerics/bit/bit.count/countl_one.cc: Include <limits>.
- * testsuite/26_numerics/bit/bit.count/countl_zero.cc: Likewise.
- * testsuite/26_numerics/bit/bit.count/countr_one.cc: Likewise.
- * testsuite/26_numerics/bit/bit.count/countr_zero.cc: Likewise.
- * testsuite/26_numerics/bit/bit.count/popcount.cc: Likewise.
- * testsuite/26_numerics/bit/bit.pow.two/ceil2_neg.cc: Likewise.
- * testsuite/26_numerics/bit/bit.pow.two/ceil2.cc: Likewise.
- * testsuite/26_numerics/bit/bit.pow.two/floor2.cc: Likewise.
- * testsuite/26_numerics/bit/bit.pow.two/ispow2.cc: Likewise.
- * testsuite/26_numerics/bit/bit.pow.two/log2p1.cc: Likewise.
- * testsuite/26_numerics/bit/bit.rotate/rotl.cc: Likewise.
- * testsuite/26_numerics/bit/bit.rotate/rotr.cc: Likewise.
-
- * python/libstdcxx/v6/printers.py (StdCmpCatPrinter.to_string): Update
- value for partial_ordering::unordered.
-
- * include/bits/iterator_concepts.h (indirectly_copyable_storable): Add
- const-qualified expression variations.
- * include/std/concepts (copyable): Likewise.
-
- * include/std/type_traits (__is_standard_integer): New helper trait.
- * include/std/utility (cmp_equal, cmp_not_equal, cmp_less, cmp_greater)
- (cmp_less_equal, cmp_greater_equal, in_range): Define for C++20.
- * include/std/version (__cpp_lib_integer_comparison_functions): Define.
- * testsuite/20_util/integer_comparisons/1.cc: New test.
- * testsuite/20_util/integer_comparisons/2.cc: New test.
- * testsuite/20_util/integer_comparisons/equal.cc: New test.
- * testsuite/20_util/integer_comparisons/equal_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/greater_equal.cc: New test.
- * testsuite/20_util/integer_comparisons/greater_equal_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/greater_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/in_range.cc: New test.
- * testsuite/20_util/integer_comparisons/in_range_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/less.cc: New test.
- * testsuite/20_util/integer_comparisons/less_equal.cc: New test.
- * testsuite/20_util/integer_comparisons/less_equal_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/less_neg.cc: New test.
- * testsuite/20_util/integer_comparisons/not_equal.cc: New test.
- * testsuite/20_util/integer_comparisons/not_equal_neg.cc: New test.
-
-2020-02-16 Patrick Palka <ppalka@redhat.com>
-
- * include/bits/ranges_algo.h (__lexicographical_compare_fn::operator()):
- Move code after an early exit constexpr if to under an else branch.
- * include/bits/ranges_algobase.h (__equal_fn::operator()): Likewise.
-
-2020-02-15 Patrick Palka <ppalka@redhat.com>
-
- * include/bits/ranges_algo.h: Adjust whitespace and formatting.
- * include/bits/ranges_algobase.h: Likewise.
- * include/bits/ranges_uninitialized.h: Likewise.
-
- * include/bits/ranges_algo.h: (adjacent_find, all_of, any_of,
- binary_search, copy_if, count, count_if, equal_range, find, find_end,
- find_first_of, find_if, find_if_not, for_each, generate, generate_n,
- includes, inplace_merge, is_heap, is_heap_until, is_partitioned,
- is_permutation, is_sorted, is_sorted_until, lexicographical_compare,
- lower_bound, make_heap, max, max_element, merge, min, min_element,
- minmax, minmax_element, mismatch, next_permutation, none_of,
- nth_element, partial_sort, partial_sort_copy, partition, partition_copy,
- partition_point, pop_heap, prev_permutation, push_heap, remove,
- remove_copy, remove_copy_if, remove_if, replace, replace_copy,
- replace_copy_if, replace_if, reverse, reverse_copy, rotate, rotate_copy,
- search, search_n, set_difference, set_intersection,
- set_symmetric_difference, set_union, shuffle, sort, sort_heap,
- stable_partition, stable_sort, swap_ranges, transform, unique,
- unique_copy, upper_bound): Convert into function objects.
- * include/bits/ranges_algobase.h: (equal, copy, move, copy_n, fill_n,
- fill, move_backward, copy_backward): Likewise.
- * include/bits/ranges_uninitialized.h (uninitialized_default_construct,
- uninitialized_default_construct_n, uninitialized_value_construct,
- uninitialized_value_construct_n, uninitialized_copy,
- uninitialized_copy_n, uninitialized_move, uninitialized_move_n,
- uninitialized_fill, uninitialized_fill_n, construct_at, destroy_at,
- destroy, destroy_n): Likewise.
-
- * include/bits/ranges_algo.h (ranges::__find_end): Fold into ...
- (ranges::find_end): ... here.
- (ranges::__lexicographical_compare): Fold into ...
- (ranges::lexicographical_compare): ... here.
- * include/bits/ranges_algobase.h (ranges::__equal): Fold into ...
- (ranges::equal): ... here.
-
-2020-02-15 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/erase_if.h (__cpp_lib_erase_if): Define to 202002L.
- * include/std/deque: Likewise.
- * include/std/forward_list: Likewise.
- * include/std/list: Likewise.
- * include/std/string: Likewise.
- * include/std/vector: Likewise.
- * include/std/version: Likewise.
- * testsuite/23_containers/deque/erasure.cc: Test for new value.
- * testsuite/23_containers/forward_list/erasure.cc: Likewise.
- * testsuite/23_containers/list/erasure.cc: Likewise.
- * testsuite/23_containers/map/erasure.cc: Likewise.
- * testsuite/23_containers/set/erasure.cc: Likewise.
- * testsuite/23_containers/unordered_map/erasure.cc: Likewise.
- * testsuite/23_containers/unordered_set/erasure.cc: Likewise.
- * testsuite/23_containers/vector/erasure.cc: Likewise.
-
-2020-02-15 Jonathan Wakely <jwakely@redhat.com>
-
- * include/bits/random.h (uniform_random_bit_generator): Require min()
- and max() to be constant expressions and min() to be less than max().
- * testsuite/26_numerics/random/concept.cc: Check additional cases.
- * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lineno.
-
-2020-02-13 Patrick Palka <ppalka@redhat.com>
-
- * include/Makefile.am: Add <bits/ranges_uninitialized.h>.
- * include/Makefile.in: Regenerate.
- * include/bits/ranges_uninitialized.h: New header.
- * include/std/memory: Include it.
- * testsuite/20_util/specialized_algorithms/destroy/constrained.cc: New
- test.
- * .../uninitialized_copy/constrained.cc: New test.
- * .../uninitialized_default_construct/constrained.cc: New test.
- * .../uninitialized_fill/constrained.cc: New test.
- * .../uninitialized_move/constrained.cc: New test.
- * .../uninitialized_value_construct/constrained.cc: New test.
-
- * include/Makefile.am: Add bits/ranges_algobase.h
- * include/Makefile.in: Regenerate.
- * bits/ranges_algo.h: Include <bits/ranges_algobase.h> and refactor
- existing #includes.
- (__detail::__is_normal_iterator, __detail::is_reverse_iterator,
- __detail::__is_move_iterator, copy_result, move_result,
- __equal, equal, copy_result, move_result, move_backward_result,
- copy_backward_result, __copy_or_move_backward, __copy_or_move, copy,
- move, copy_backward, move_backward, copy_n_result, copy_n, fill_n,
- fill): Split out into ...
- * bits/range_algobase.h: ... this new header.
-
-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.
\f
-Copyright (C) 2020 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright