+2022-10-12 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/debug/string: Add using _Base::compare.
+ (__gnu_debug::basic_string<>::compare(const basic_string<>&)): Remove.
+ (__gnu_debug::basic_string<>::compare(size_type, size_type, const basic_string<>&)):
+ Remove.
+ (__gnu_debug::basic_string<>::compare(size_type, size_type, const basic_string<>&,
+ size_type, size_type)): Remove.
+ * testsuite/util/testsuite_string.h [_GLIBCXX_TEST_DEBUG_STRING]: Include <debug/string>.
+ * testsuite/21_strings/basic_string/operations/compare/char/1.cc: Include testsuite_string.h
+ and use __gnu_test::string.
+ * testsuite/21_strings/basic_string/operations/compare/char/13650.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/compare/char/2.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/rfind/char/1.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/rfind/char/2.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/rfind/char/3.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/compare/wchar_t/1.cc:
+ Include testsuite_string.h
+ and use __gnu_test::wstring.
+ * testsuite/21_strings/basic_string/operations/compare/wchar_t/13650.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc: Likewise.
+
+2022-10-12 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (repeat_view): Define.
+ (repeat_view::_Iterator): Define.
+ (views::__detail::__can_repeat_view): Define.
+ (views::__detail::__can_bounded_repeat_view): Define.
+ (views::_Repeat, views::repeat): Define.
+ * testsuite/std/ranges/repeat/1.cc: New test.
+
+2022-10-12 Martin Liska <mliska@suse.cz>
+
+ * configure: Regenerate.
+
+2022-10-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR bootstrap/107221
+ * libsupc++/eh_alloc.cc (pool): Change preprocessor condition
+ for using __mutex from __GTHREADS to _GLIBCXX_HOSTED.
+ (pool::allocate): Remove namespace qualification to use
+ pool::__scoped_lock instead of __gnu_cxx::__scoped_lock.
+
+2022-10-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/68606
+ * Makefile.in: Regenerate.
+ * acinclude.m4 (GLIBCXX_EMERGENCY_EH_ALLOC): New macro.
+ * configure: Regenerate.
+ * configure.ac: Use GLIBCXX_EMERGENCY_EH_ALLOC.
+ * crossconfig.m4: Check for secure_getenv.
+ * doc/Makefile.in: Regenerate.
+ * doc/xml/manual/configure.xml: Document new configure options.
+ * doc/xml/manual/evolution.xml: Document addition of tunables.
+ * doc/xml/manual/using_exceptions.xml: Document emergency
+ buffer and tunables.
+ * doc/html/*: Regenerate.
+ * include/Makefile.in: Regenerate.
+ * libsupc++/Makefile.am: Use EH_POOL_FLAGS.
+ * libsupc++/Makefile.in: Regenerate.
+ * libsupc++/eh_alloc.cc (EMERGENCY_OBJ_SIZE): Define in units
+ of sizeof(void*) not including the ABI's exception header.
+ (EMERGENCY_OBJ_COUNT): Define as target-independent calculation
+ based on word size.
+ (MAX_OBJ_COUNT): Define macro for upper limit on pool size.
+ (pool) [_GLIBCXX_EH_POOL_STATIC]: Use fixed-size buffer.
+ (pool::buffer_size_in_bytes): New static member function.
+ (pool::pool): Parse GLIBCXX_TUNABLES environment variable to set
+ pool size at runtime.
+ (pool::in_pool): Use std::less<void*> for total order.
+ (__freeres) [_GLIBCXX_EH_POOL_STATIC]: Do nothing.
+ (__cxa_free_exception, __cxa_free_dependent_exception): Add
+ [[unlikely]] attributes.
+ * 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++20/Makefile.in: Regenerate.
+ * src/c++98/Makefile.in: Regenerate.
+ * src/filesystem/Makefile.in: Regenerate.
+ * src/libbacktrace/Makefile.in: Regenerate.
+ * testsuite/Makefile.in: Regenerate.
+
+2022-10-11 Olivier Hainque <hainque@adacore.com>
+ Olivier Hainque <hainque@adacore.com>
+
+ * configure: Regenerate.
+
+2022-10-10 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (make_signed, make_unsigned): Remove
+ constraints on primary template.
+ * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
+ Undo changes to expected error in C++20 mode.
+ * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
+ Likewise.
+ * testsuite/24_iterators/range_access/range_access_cpp20_neg.cc:
+ Likewise.
+ * testsuite/20_util/make_signed/requirements/uninstantiated.cc:
+ New test.
+ * testsuite/20_util/make_unsigned/requirements/uninstantiated.cc:
+ New test.
+
+2022-10-10 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (make_signed, make_unsigned): Add
+ specializations for cv bool. Add requires-clause for C++20 to
+ improve diagnostics for non-integral, non-enum cases.
+ * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
+ Check cv bool.
+ * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
+ Likewise.
+ * testsuite/24_iterators/range_access/range_access_cpp20_neg.cc:
+ Adjust expected errors for C++20 and later.
+ * testsuite/lib/prune.exp: Prune "in requirements [with ...]"
+ lines from diagnostics.
+
+2022-10-07 Jonathan Wakely <jwakely@redhat.com>
+
+ * acinclude.m4 (GLIBCXX_ENABLE_HOSTED): Add libstdcxx-hosted
+ enable arg as an alias for hosted-libstdcxx enable arg.
+ * configure: Regenerate.
+
+2022-10-07 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/std_function.h: Include <new> but do not include
+ <bits/stl_function.h>.
+ * include/std/functional: Do not include <new>.
+
+2022-10-07 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/intro.xml: Add role="bold" attribute to
+ emphasis elements for issue titles.
+ * doc/html/manual/bugs.html: Regenerate.
+
+2022-10-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/Makefile.in: Regenerate.
+
+2022-10-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/invoke.h (__invoke_r): Check
+ __has_builtin(__reference_converts_from_temporary) before using
+ built-in.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/std/ranges/adaptors/join_with/1.cc: Remove unused
+ <sstream header.
+ (test04): Remove constexpr for old std::string ABI and test at
+ runtime.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (remove_cv): Use __remove_cv built-in.
+ (remove_reference): Use __remove_reference built-in.
+ (remove_cvref): Use __remove_cvref built-in. Remove inheritance
+ for fallback implementation.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/random.h (__is_seed_seq): Replace with ...
+ (_If_seed_seq_for): ... this.
+ * include/ext/random: Adjust to use _If_seed_seq_for.
+
+2022-10-04 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (join_with_view::_Iterator::operator*):
+ Replace use of std::visit with manual visitation.
+ (join_with_view::_Iterator::operator++): Likewise.
+ (join_with_view::_Iterator::operator--): Likewise.
+ (join_with_view::_Iterator::iter_move): Likewise.
+ (join_with_view::_Iterator::iter_swap): Likewise.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/25_algorithms/stable_sort/mem_check.cc: Do nto run
+ for freestanding.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/107139
+ * include/std/coroutine: Remove all _GLIBCXXHOSTED preprocessor
+ conditionals.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/107134
+ * include/c_global/cstdint [!_GLIBCXX_HOSTED]: Include
+ <stdint-gcc.h> directly.
+
+2022-10-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/107135
+ * include/bits/functexcept.h [!_GLIBCXX_HOSTED]
+ (__throw_invalid_argument, __throw_out_of_range)
+ (__throw_out_of_range_fmt, __throw_runtime_error)
+ (__throw_overflow_error): Define inline.
+ * include/std/bitset (_M_copy_from_ptr) [!_GLIBCXX_HOSTED]:
+ Replace __builtin_abort with __throw_invalid_argument.
+
+2022-10-04 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges: Include <variant> for C++23.
+ (__detail::__compatible_joinable_ranges): Define.
+ (__detail::__bidirectional_common): Define.
+ (join_with_view): Define.
+ (join_with_view::_Iterator): Define.
+ (join_with_view::_Sentinel): Define.
+ (views::__detail::__can_join_with_view): Define.
+ (views::_JoinWith, views::join_with): Define.
+ * testsuite/std/ranges/adaptors/join_with/1.cc: New test.
+
+2022-10-04 Arsen Arsenović <arsen@aarsen.me>
+
+ * include/std/iostream: Use ///< for inline documentation.
+ * include/std/limits: Likewise.
+ * include/experimental/internet: Likewise.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/status_cxx2020.xml: Update C++20 status.
+ * doc/html/manual/status.html: Regenerate.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+
+ PR libstdc++/103626
+ * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc:
+ Require ET hosted.
+ * testsuite/18_support/aligned_alloc/aligned_alloc.cc: Likewise.
+ * testsuite/18_support/new_nothrow.cc: Likewise.
+ * testsuite/20_util/allocator/105975.cc: Likewise.
+ * testsuite/20_util/allocator/14176.cc: Likewise.
+ * testsuite/20_util/allocator/64135.cc: Likewise.
+ * testsuite/20_util/allocator/89510.cc: Likewise.
+ * testsuite/20_util/allocator/lwg3190.cc: Likewise.
+ * testsuite/20_util/allocator/overaligned.cc: Likewise.
+ * testsuite/20_util/allocator/rebind_c++20.cc: Likewise.
+ * testsuite/20_util/allocator/requirements/constexpr.cc:
+ Likewise.
+ * testsuite/20_util/allocator/requirements/explicit_instantiation/1.cc:
+ Likewise.
+ * testsuite/20_util/allocator/requirements/typedefs.cc:
+ Likewise.
+ * testsuite/20_util/allocator/requirements/typedefs_c++20.cc:
+ Likewise.
+ * testsuite/20_util/allocator/void.cc: Likewise.
+ * testsuite/20_util/allocator_traits/header-2.cc: Likewise.
+ * testsuite/20_util/allocator_traits/header.cc: Likewise.
+ * testsuite/20_util/allocator_traits/members/92878_92947.cc:
+ Likewise.
+ * testsuite/20_util/allocator_traits/members/pointers.cc:
+ Likewise.
+ * testsuite/20_util/allocator_traits/requirements/typedefs.cc:
+ Likewise.
+ * testsuite/20_util/bad_function_call/cons_virtual_derivation.cc:
+ Likewise.
+ * testsuite/20_util/bind/42593.cc: Likewise.
+ * testsuite/20_util/bitset/access/dr396.cc: Likewise.
+ * testsuite/20_util/bitset/access/to_string.cc: Likewise.
+ * testsuite/20_util/bitset/cons/16020.cc: Likewise.
+ * testsuite/20_util/bitset/cons/dr1325-2.cc: Likewise.
+ * testsuite/20_util/bitset/cons/dr396.cc: Likewise.
+ * testsuite/20_util/bitset/debug/invalidation/1.cc: Likewise.
+ * testsuite/20_util/bitset/ext/15361.cc: Likewise.
+ * testsuite/20_util/bitset/operations/13838.cc: Likewise.
+ * testsuite/20_util/bitset/operations/96303.cc: Likewise.
+ * testsuite/20_util/bitset/version.cc: Likewise.
+ * testsuite/20_util/enable_shared_from_this/56383.cc: Likewise.
+ * testsuite/20_util/enable_shared_from_this/89303.cc: Likewise.
+ * testsuite/20_util/enable_shared_from_this/members/assign.cc:
+ Likewise.
+ * testsuite/20_util/enable_shared_from_this/members/const.cc:
+ Likewise.
+ * testsuite/20_util/enable_shared_from_this/members/reinit.cc:
+ Likewise.
+ * testsuite/20_util/enable_shared_from_this/members/unique_ptr.cc:
+ Likewise.
+ * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
+ Likewise.
+ * testsuite/20_util/enable_shared_from_this/requirements/explicit_instantiation.cc:
+ Likewise.
+ * testsuite/20_util/forward/1.cc: Likewise.
+ * testsuite/20_util/forward/1_neg.cc: Likewise.
+ * testsuite/20_util/function/1.cc: Likewise.
+ * testsuite/20_util/function/10.cc: Likewise.
+ * testsuite/20_util/function/2.cc: Likewise.
+ * testsuite/20_util/function/3.cc: Likewise.
+ * testsuite/20_util/function/4.cc: Likewise.
+ * testsuite/20_util/function/43397.cc: Likewise.
+ * testsuite/20_util/function/48541.cc: Likewise.
+ * testsuite/20_util/function/5.cc: Likewise.
+ * testsuite/20_util/function/58569.cc: Likewise.
+ * testsuite/20_util/function/6.cc: Likewise.
+ * testsuite/20_util/function/60594.cc: Likewise.
+ * testsuite/20_util/function/65760.cc: Likewise.
+ * testsuite/20_util/function/69222.cc: Likewise.
+ * testsuite/20_util/function/7.cc: Likewise.
+ * testsuite/20_util/function/77322.cc: Likewise.
+ * testsuite/20_util/function/8.cc: Likewise.
+ * testsuite/20_util/function/9.cc: Likewise.
+ * testsuite/20_util/function/91456.cc: Likewise.
+ * testsuite/20_util/function/assign/move.cc: Likewise.
+ * testsuite/20_util/function/assign/move_target.cc: Likewise.
+ * testsuite/20_util/function/cmp/cmp_neg.cc: Likewise.
+ * testsuite/20_util/function/cons/55320.cc: Likewise.
+ * testsuite/20_util/function/cons/57465.cc: Likewise.
+ * testsuite/20_util/function/cons/72820.cc: Likewise.
+ * testsuite/20_util/function/cons/addressof.cc: Likewise.
+ * testsuite/20_util/function/cons/callable.cc: Likewise.
+ * testsuite/20_util/function/cons/deduction.cc: Likewise.
+ * testsuite/20_util/function/cons/lwg2774.cc: Likewise.
+ * testsuite/20_util/function/cons/move.cc: Likewise.
+ * testsuite/20_util/function/cons/move_target.cc: Likewise.
+ * testsuite/20_util/function/cons/noexcept.cc: Likewise.
+ * testsuite/20_util/function/cons/non_copyconstructible.cc:
+ Likewise.
+ * testsuite/20_util/function/cons/refqual.cc: Likewise.
+ * testsuite/20_util/function/cons/70692.cc: Likewise.
+ * testsuite/20_util/function/cons/deduction_c++23.cc: Likewise.
+ * testsuite/20_util/function/invoke/forwarding.cc: Likewise.
+ * testsuite/20_util/function/invoke/move_only.cc: Likewise.
+ * testsuite/20_util/function/null_pointer_comparisons.cc:
+ Likewise.
+ * testsuite/20_util/function/requirements/explicit_instantiation.cc:
+ Likewise.
+ * testsuite/20_util/function/target_no_rtti.cc: Likewise.
+ * testsuite/20_util/function_objects/83607.cc: Likewise.
+ * testsuite/20_util/function_objects/mem_fn/adl.cc: Likewise.
+ * testsuite/20_util/headers/cstdlib/functions_std.cc: Likewise.
+ * testsuite/20_util/headers/functional/types_std_c++0x.cc:
+ Likewise.
+ * testsuite/20_util/headers/memory/types_std_c++0x.cc: Likewise.
+ * testsuite/20_util/is_function/35637.cc: Likewise.
+ * testsuite/20_util/move/1.cc: Likewise.
+ * testsuite/20_util/move_only_function/call.cc: Likewise.
+ * testsuite/20_util/move_only_function/cons.cc: Likewise.
+ * testsuite/20_util/move_only_function/move.cc: Likewise.
+ * testsuite/20_util/move_only_function/version.cc: Likewise.
+ * testsuite/20_util/owner_less/cmp.cc: Likewise.
+ * testsuite/20_util/owner_less/noexcept.cc: Likewise.
+ * testsuite/20_util/owner_less/void.cc: Likewise.
+ * testsuite/20_util/pointer_safety/1.cc: Likewise.
+ * testsuite/20_util/scoped_allocator/65279.cc: Likewise.
+ * testsuite/20_util/scoped_allocator/69293_neg.cc: Likewise.
+ * testsuite/20_util/scoped_allocator/construct_pair.cc:
+ Likewise.
+ * testsuite/20_util/scoped_allocator/dr2586.cc: Likewise.
+ * testsuite/20_util/scoped_allocator/requirements/explicit_instantiation.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/assign/assign.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/auto_ptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/auto_ptr_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/auto_ptr_rvalue.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/assign/dr541.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/move.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/sfinae.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/shared_ptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/assign/shared_ptr_neg.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/assign/unique_ptr_lvalue_neg.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/assign/unique_ptr_rvalue.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/atomic/1.cc: Likewise.
+ * testsuite/20_util/shared_ptr/atomic/2.cc: Likewise.
+ * testsuite/20_util/shared_ptr/casts/1.cc: Likewise.
+ * testsuite/20_util/shared_ptr/casts/reinterpret.cc: Likewise.
+ * testsuite/20_util/shared_ptr/casts/rval.cc: Likewise.
+ * testsuite/20_util/shared_ptr/comparison/42925.cc: Likewise.
+ * testsuite/20_util/shared_ptr/comparison/86537.cc: Likewise.
+ * testsuite/20_util/shared_ptr/comparison/cmp.cc: Likewise.
+ * testsuite/20_util/shared_ptr/comparison/cmp_c++20.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/comparison/dr1401.cc: Likewise.
+ * testsuite/20_util/shared_ptr/comparison/less.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/39405.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/46910.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/51365.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/52924.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/55123.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/58659.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/58839.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/61036.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/79467.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/80229.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/alias-rval.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/alias.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/array.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/auto_ptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/auto_ptr_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/copy.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/deduction.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/default.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/lwg2802.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/lwg3548.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/move.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/noexcept_move_construct.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/cons/nullptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/pointer.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/unique_ptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/unique_ptr_array.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/cons/unique_ptr_deleter.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/cons/unique_ptr_deleter_ref_1.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/cons/unique_ptr_deleter_ref_2.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/cons/weak_ptr.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/36949.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/58594-no-rtti.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/creation/58594.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/87278.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/92878_92947.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/creation/99006.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/dr402.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/dr925.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/make.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/no_rtti.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/overwrite.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/private.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/single_allocation.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/creation/version.cc: Likewise.
+ * testsuite/20_util/shared_ptr/dest/dest.cc: Likewise.
+ * testsuite/20_util/shared_ptr/hash/1.cc: Likewise.
+ * testsuite/20_util/shared_ptr/misc/24595.cc: Likewise.
+ * testsuite/20_util/shared_ptr/misc/42019.cc: Likewise.
+ * testsuite/20_util/shared_ptr/misc/get_deleter.cc: Likewise.
+ * testsuite/20_util/shared_ptr/misc/swap.cc: Likewise.
+ * testsuite/20_util/shared_ptr/modifiers/reset.cc: Likewise.
+ * testsuite/20_util/shared_ptr/modifiers/reset_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/modifiers/reset_sfinae.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/modifiers/swap.cc: Likewise.
+ * testsuite/20_util/shared_ptr/modifiers/swap_neg.cc: Likewise.
+ * testsuite/20_util/shared_ptr/observers/array.cc: Likewise.
+ * testsuite/20_util/shared_ptr/observers/bool_conv.cc: Likewise.
+ * testsuite/20_util/shared_ptr/observers/get.cc: Likewise.
+ * testsuite/20_util/shared_ptr/observers/owner_before.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/observers/unique.cc: Likewise.
+ * testsuite/20_util/shared_ptr/observers/use_count.cc: Likewise.
+ * testsuite/20_util/shared_ptr/requirements/explicit_instantiation/1.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/requirements/explicit_instantiation/2.cc:
+ Likewise.
+ * testsuite/20_util/shared_ptr/requirements/weak_type.cc:
+ Likewise.
+ * testsuite/20_util/specialized_algorithms/construct_at/95788.cc:
+ Likewise.
+ * testsuite/20_util/temporary_buffer.cc: Likewise.
+ * testsuite/20_util/tuple/48476.cc: Likewise.
+ * testsuite/20_util/tuple/cons/90700.cc: Likewise.
+ * testsuite/20_util/tuple/cons/96803.cc: Likewise.
+ * testsuite/20_util/tuple/cons/allocator_with_any.cc: Likewise.
+ * testsuite/20_util/tuple/cons/allocators.cc: Likewise.
+ * testsuite/20_util/tuple/cons/constexpr_allocator_arg_t.cc:
+ Likewise.
+ * testsuite/20_util/tuple/cons/explicit_construct.cc: Likewise.
+ * testsuite/20_util/tuple/p2321r2.cc: Likewise.
+ * testsuite/20_util/unique_ptr/creation/92878_92947.cc:
+ Likewise.
+ * testsuite/20_util/unique_ptr/creation/array.cc: Likewise.
+ * testsuite/20_util/unique_ptr/creation/array_neg.cc: Likewise.
+ * testsuite/20_util/unique_ptr/creation/constexpr.cc: Likewise.
+ * testsuite/20_util/unique_ptr/creation/for_overwrite.cc:
+ Likewise.
+ * testsuite/20_util/unique_ptr/creation/for_overwrite__neg.cc:
+ Likewise.
+ * testsuite/20_util/unique_ptr/creation/single.cc: Likewise.
+ * testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
+ * testsuite/20_util/uses_allocator/92878_92947.cc: Likewise.
+ * testsuite/20_util/uses_allocator/uninitialized_construct.cc:
+ Likewise.
+ * testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Likewise.
+ * testsuite/20_util/weak_ptr/cons/deduction.cc: Likewise.
+ * testsuite/20_util/weak_ptr/cons/noexcept_move_construct.cc:
+ Likewise.
+ * testsuite/20_util/weak_ptr/lock/1.cc: Likewise.
+ * testsuite/20_util/weak_ptr/observers/owner_before.cc:
+ Likewise.
+ * testsuite/20_util/weak_ptr/requirements/explicit_instantiation/1.cc:
+ Likewise.
+ * testsuite/20_util/weak_ptr/requirements/explicit_instantiation/2.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/version.cc: Likewise.
+ * testsuite/21_strings/basic_string_view/operations/contains/char/2.cc:
+ Likewise.
+ * testsuite/21_strings/c_strings/char/69626.cc: Likewise.
+ * testsuite/21_strings/char_traits/requirements/version.cc:
+ Likewise.
+ * testsuite/23_containers/vector/requirements/version.cc:
+ Likewise.
+ * testsuite/24_iterators/back_insert_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/front_insert_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/insert_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/istream_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/istreambuf_iterator/92285.cc: Likewise.
+ * testsuite/24_iterators/istreambuf_iterator/cons/sentinel.cc:
+ Likewise.
+ * testsuite/24_iterators/istreambuf_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/istreambuf_iterator/requirements/dr445.cc:
+ Likewise.
+ * testsuite/24_iterators/ostream_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/24_iterators/ostreambuf_iterator/requirements/base_classes.cc:
+ Likewise.
+ * testsuite/25_algorithms/constexpr_macro.cc: Likewise.
+ * testsuite/25_algorithms/equal/constrained.cc: Likewise.
+ * testsuite/25_algorithms/headers/cstdlib/functions_std.cc:
+ Likewise.
+ * testsuite/25_algorithms/inplace_merge/1.cc: Likewise.
+ * testsuite/25_algorithms/lexicographical_compare/constrained.cc:
+ Likewise.
+ * testsuite/25_algorithms/make_heap/movable.cc: Likewise.
+ * testsuite/25_algorithms/pstl/feature_test-4.cc: Likewise.
+ * testsuite/25_algorithms/random_shuffle/1.cc: Likewise.
+ * testsuite/25_algorithms/random_shuffle/moveable.cc: Likewise.
+ * testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/2.cc:
+ Likewise.
+ * testsuite/25_algorithms/sort/35588.cc: Likewise.
+ * testsuite/25_algorithms/stable_partition/1.cc: Likewise.
+ * testsuite/25_algorithms/stable_partition/constrained.cc:
+ Likewise.
+ * testsuite/25_algorithms/stable_partition/mem_check.cc:
+ Likewise.
+ * testsuite/25_algorithms/stable_partition/moveable.cc:
+ Likewise.
+ * testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/2.cc:
+ Likewise.
+ * testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/pod.cc:
+ Likewise.
+ * testsuite/25_algorithms/stable_sort/1.cc: Likewise.
+ * testsuite/26_numerics/complex/2.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/13943.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/2190.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/60401.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/dr2192.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/dr2735.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/functions_std.cc:
+ Likewise.
+ * testsuite/26_numerics/headers/cstdlib/macros.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/types_std.cc: Likewise.
+ * testsuite/26_numerics/headers/cstdlib/types_std_c++0x.cc:
+ Likewise.
+ * testsuite/26_numerics/lerp/version.cc: Likewise.
+ * testsuite/26_numerics/midpoint/version.cc: Likewise.
+ * testsuite/27_io/basic_syncbuf/2.cc: Likewise.
+ * testsuite/27_io/basic_syncstream/2.cc: Likewise.
+ * testsuite/27_io/fpos/14320-1.cc: Likewise.
+ * testsuite/27_io/fpos/14320-2.cc: Likewise.
+ * testsuite/27_io/fpos/14320-3.cc: Likewise.
+ * testsuite/27_io/fpos/14320-4.cc: Likewise.
+ * testsuite/27_io/spanstream/version.cc: Likewise.
+ * testsuite/29_atomics/atomic/lwg3220.cc: Likewise.
+ * testsuite/29_atomics/atomic/operators/51811.cc: Likewise.
+ * testsuite/29_atomics/atomic/wait_notify/1.cc: Likewise.
+ * testsuite/29_atomics/atomic/wait_notify/102994.cc: Likewise.
+ * testsuite/29_atomics/atomic/wait_notify/2.cc: Likewise.
+ * testsuite/29_atomics/headers/stdatomic.h/version.cc: Likewise.
+ * testsuite/30_threads/barrier/2.cc: Likewise.
+ * testsuite/30_threads/condition_variable_any/stop_token/2.cc:
+ Likewise.
+ * testsuite/30_threads/jthread/version.cc: Likewise.
+ * testsuite/30_threads/latch/2.cc: Likewise.
+ * testsuite/30_threads/semaphore/2.cc: Likewise.
+ * testsuite/30_threads/stop_token/2.cc: Likewise.
+ * testsuite/abi/pr42230.cc: Likewise.
+ * testsuite/ext/shared_ptr/1.cc: Likewise.
+ * testsuite/libstdc++-xmethods/shared_ptr.cc: Likewise.
+ * testsuite/std/ranges/adaptors/lazy_split_neg.cc: Likewise.
+ * testsuite/std/ranges/adaptors/p1739.cc: Likewise.
+ * testsuite/std/ranges/iota/lwg3292_neg.cc: Likewise.
+ * testsuite/std/ranges/p2325.cc: Likewise.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (bitset(const C*, size_type n, C, C))
+ [!_GLIBCXX_HOSTED]: Remove std::basic_string dependency.
+ (_M_copy_from_ptr) [!_GLIBCXX_HOSTED]: Abort instead of
+ throwing.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+
+ PR libstdc++/103626
+ * include/std/bitset [!_GLIBCXX_HOSTED]: Re-enable std::hash.
+ * testsuite/20_util/bitset/cons/constexpr_c++23.cc: Require ET
+ hosted.
+ * testsuite/20_util/bitset/ext/constexpr.cc: Likewise.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/103626
+ * testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
+ Also require hosted.
+ (check_effective_target_hosted): New proc.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+ Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/103626
+ * testsuite/17_intro/headers/c++1998/stdc++.cc [!__STDC_HOSTED__]:
+ Do not include C headers that aren't valid for freestanding.
+ * testsuite/17_intro/tag_type_explicit_ctor.cc [!__STDC_HOSTED__]:
+ Do not test tag types that aren't defined for freestanding.
+ * testsuite/18_support/headers/cstdlib/functions_std.cc: Do not
+ check for std::getenv and std::system for freestanding.
+ * testsuite/17_intro/using_namespace_std_exp_neg.cc [!__STDC_HOSTED__]:
+ Do not test hosted parts of the standard library.
+ * testsuite/17_intro/using_namespace_std_tr1_neg.cc [!__STDC_HOSTED__]:
+ Likewise.
+ * testsuite/20_util/allocator_traits/members/rebind_alloc.cc [!__STDC_HOSTED__]:
+ Likewise.
+ * testsuite/20_util/allocator_traits/requirements/explicit_instantiation.cc [!HOSTED]:
+ Likewise.
+ * testsuite/20_util/headers/bitset/synopsis.cc [!__STDC_HOSTED__]: Likewise.
+ * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc [!__STDC_HOSTED__]:
+ Likewise.
+ * testsuite/20_util/pointer_traits/requirements/typedefs.cc [!__STDC_HOSTED__]:
+ Likewise.
+ * testsuite/20_util/tuple/cons/deduction.cc [!__STDC_HOSTED__]: Likewise.
+ * testsuite/25_algorithms/move/93872.cc [!__STDC_HOSTED__]: Likewise.
+ * testsuite/std/ranges/adaptors/100577.cc [!__STDC_HOSTED__]: Likewise.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+
+ PR libstdc++/106953
+ * include/Makefile.am [!_GLIBCXX_HOSTED]: Remove
+ install-freestanding-headers, unifying it with the usual
+ install-headers
+ * include/Makefile.in: Regenerate.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+ Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/103626
+ * include/Makefile.am: Add new header.
+ * include/Makefile.in: Regenerate.
+ * include/bits/requires_hosted.h: New header.
+ * include/experimental/algorithm: Include
+ <bits/requires_hosted.h>.
+ * include/experimental/any: Likewise.
+ * include/experimental/array: Likewise.
+ * include/experimental/buffer: Likewise.
+ * include/experimental/chrono: Likewise.
+ * include/experimental/deque: Likewise.
+ * include/experimental/executor: Likewise.
+ * include/experimental/filesystem: Likewise.
+ * include/experimental/forward_list: Likewise.
+ * include/experimental/functional: Likewise.
+ * include/experimental/internet: Likewise.
+ * include/experimental/io_context: Likewise.
+ * include/experimental/iterator: Likewise.
+ * include/experimental/list: Likewise.
+ * include/experimental/map: Likewise.
+ * include/experimental/memory: Likewise.
+ * include/experimental/memory_resource: Likewise.
+ * include/experimental/net: Likewise.
+ * include/experimental/netfwd: Likewise.
+ * include/experimental/numeric: Likewise.
+ * include/experimental/optional: Likewise.
+ * include/experimental/propagate_const: Likewise.
+ * include/experimental/random: Likewise.
+ * include/experimental/ratio: Likewise.
+ * include/experimental/regex: Likewise.
+ * include/experimental/scope: Likewise.
+ * include/experimental/set: Likewise.
+ * include/experimental/simd: Likewise.
+ * include/experimental/socket: Likewise.
+ * include/experimental/source_location: Likewise.
+ * include/experimental/string: Likewise.
+ * include/experimental/string_view: Likewise.
+ * include/experimental/system_error: Likewise.
+ * include/experimental/timer: Likewise.
+ * include/experimental/tuple: Likewise.
+ * include/experimental/unordered_map: Likewise.
+ * include/experimental/unordered_set: Likewise.
+ * include/experimental/utility: Likewise.
+ * include/experimental/vector: Likewise.
+ * include/std/barrier: Likewise.
+ * include/std/chrono: Likewise.
+ * include/std/condition_variable: Likewise.
+ * include/std/deque: Likewise.
+ * include/std/execution: Likewise.
+ * include/std/filesystem: Likewise.
+ * include/std/forward_list: Likewise.
+ * include/std/fstream: Likewise.
+ * include/std/future: Likewise.
+ * include/std/iomanip: Likewise.
+ * include/std/ios: Likewise.
+ * include/std/iosfwd: Likewise.
+ * include/std/iostream: Likewise.
+ * include/std/istream: Likewise.
+ * include/std/latch: Likewise.
+ * include/std/list: Likewise.
+ * include/std/locale: Likewise.
+ * include/std/map: Likewise.
+ * include/std/memory_resource: Likewise.
+ * include/std/mutex: Likewise.
+ * include/std/ostream: Likewise.
+ * include/std/queue: Likewise.
+ * include/std/random: Likewise.
+ * include/std/regex: Likewise.
+ * include/std/semaphore: Likewise.
+ * include/std/set: Likewise.
+ * include/std/shared_mutex: Likewise.
+ * include/std/spanstream: Likewise.
+ * include/std/sstream: Likewise.
+ * include/std/stack: Likewise.
+ * include/std/stacktrace: Likewise.
+ * include/std/stop_token: Likewise.
+ * include/std/streambuf: Likewise.
+ * include/std/string: Likewise.
+ * include/std/syncstream: Likewise.
+ * include/std/system_error: Likewise.
+ * include/std/thread: Likewise.
+ * include/std/unordered_map: Likewise.
+ * include/std/unordered_set: Likewise.
+ * include/std/valarray: Likewise.
+ * include/std/vector: Likewise.
+ * include/tr1/array: Likewise.
+ * include/tr1/ccomplex: Likewise.
+ * include/tr1/cctype: Likewise.
+ * include/tr1/cfenv: Likewise.
+ * include/tr1/cfloat: Likewise.
+ * include/tr1/cinttypes: Likewise.
+ * include/tr1/climits: Likewise.
+ * include/tr1/cmath: Likewise.
+ * include/tr1/complex: Likewise.
+ * include/tr1/complex.h: Likewise.
+ * include/tr1/cstdarg: Likewise.
+ * include/tr1/cstdbool: Likewise.
+ * include/tr1/cstdint: Likewise.
+ * include/tr1/cstdio: Likewise.
+ * include/tr1/cstdlib: Likewise.
+ * include/tr1/ctgmath: Likewise.
+ * include/tr1/ctime: Likewise.
+ * include/tr1/ctype.h: Likewise.
+ * include/tr1/cwchar: Likewise.
+ * include/tr1/cwctype: Likewise.
+ * include/tr1/fenv.h: Likewise.
+ * include/tr1/float.h: Likewise.
+ * include/tr1/functional: Likewise.
+ * include/tr1/inttypes.h: Likewise.
+ * include/tr1/limits.h: Likewise.
+ * include/tr1/math.h: Likewise.
+ * include/tr1/memory: Likewise.
+ * include/tr1/random: Likewise.
+ * include/tr1/regex: Likewise.
+ * include/tr1/stdarg.h: Likewise.
+ * include/tr1/stdbool.h: Likewise.
+ * include/tr1/stdint.h: Likewise.
+ * include/tr1/stdio.h: Likewise.
+ * include/tr1/stdlib.h: Likewise.
+ * include/tr1/tgmath.h: Likewise.
+ * include/tr1/tuple: Likewise.
+ * include/tr1/type_traits: Likewise.
+ * include/tr1/unordered_map: Likewise.
+ * include/tr1/unordered_set: Likewise.
+ * include/tr1/utility: Likewise.
+ * include/tr1/wchar.h: Likewise.
+ * include/tr1/wctype.h: Likewise.
+ * include/c_global/cmath: Likewise.
+ * include/ext/algorithm: Include <bits/requires_hosted.h>.
+ * include/ext/bitmap_allocator.h: Likewise.
+ * include/ext/cmath: Likewise.
+ * include/ext/codecvt_specializations.h: Likewise.
+ * include/ext/debug_allocator.h: Likewise.
+ * include/ext/enc_filebuf.h: Likewise.
+ * include/ext/extptr_allocator.h: Likewise.
+ * include/ext/functional: Likewise.
+ * include/ext/malloc_allocator.h: Likewise.
+ * include/ext/memory: Likewise.
+ * include/ext/mt_allocator.h: Likewise.
+ * include/ext/new_allocator.h: Likewise.
+ * include/ext/numeric: Likewise.
+ * include/ext/pod_char_traits.h: Likewise.
+ * include/ext/pool_allocator.h: Likewise.
+ * include/ext/random: Likewise.
+ * include/ext/random.tcc: Likewise.
+ * include/ext/rb_tree: Likewise.
+ * include/ext/rc_string_base.h: Likewise.
+ * include/ext/rope: Likewise.
+ * include/ext/ropeimpl.h: Likewise.
+ * include/ext/slist: Likewise.
+ * include/ext/sso_string_base.h: Likewise.
+ * include/ext/stdio_filebuf.h: Likewise.
+ * include/ext/stdio_sync_filebuf.h: Likewise.
+ * include/ext/string_conversions.h: Likewise.
+ * include/ext/throw_allocator.h: Likewise.
+ * include/ext/vstring.h: Likewise.
+ * include/ext/vstring.tcc: Likewise.
+ * include/ext/vstring_fwd.h: Likewise.
+ * include/ext/vstring_util.h: Likewise.
+ * include/std/charconv: Likewise.
+ (__cpp_lib_to_chars): Do not define for freestanding.
+ * include/std/version: Adjust which macros get defined in
+ freestanding.
+ * include/ext/pointer.h [!_GLIBCXX_HOSTED]: Omit iostream
+ functionality from freestanding.
+ * include/std/algorithm [!_GLIBCXX_HOSTED]: Omit PSTL algos.
+ * include/std/memory [!_GLIBCXX_HOSTED]: Omit
+ <bits/stl_tempbuf.h> in freestanding
+ * include/bits/algorithmfwd.h [!_GLIBCXX_HOSTED]: Omit leftover
+ random_shuffle and stable_partition definition.
+ * include/bits/stl_algo.h [!_GLIBCXX_HOSTED]: Omit
+ random_shuffle and stable_partition from freestanding.
+ * include/bits/ranges_algo.h [!_GLIBCXX_HOSTED]: Omit
+ stable_partition from freestanding.
+ * include/bits/concept_check.h: Remove needless HOSTED check.
+ * include/std/iterator: Include <bits/ranges_base.h>.
+ * include/std/numeric (__cpp_lib_parallel_algorithms): Do not
+ define for freestanding.
+ * include/std/functional (__cpp_lib_boyer_moore_searcher):
+ Likewise.
+ * testsuite/lib/prune.exp: Match error for hosted-only libstdc++
+ tests.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+ Arsen Arsenović <arsen@aarsen.me>
+
+ * include/precompiled/extc++.h [!_GLIBCXX_HOSTED]: Do not
+ include headers that aren't valid for freestanding.
+ * include/precompiled/stdc++.h [!_GLIBCXX_HOSTED]: Likewise.
+
+2022-10-03 Arsen Arsenović <arsen@aarsen.me>
+
+ * configure.ac: Remove any lines that unconditionally include
+ <stdio.h> from ac_includes_default, when running Autoconf <2.70.
+ * configure: Regenerate.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/103626
+ * acinclude.m4 (GLIBCXX_ENABLE_HOSTED): Define _GLIBCXX_HOSTED
+ to __STDC_HOSTED__ for non-freestanding installations.
+ * configure: Regenerate.
+ * include/Makefile.am (${host_builddir}/c++config.h): Adjust
+ grep pattern.
+ * include/Makefile.in: Regenerate.
+ * testsuite/lib/libstdc++.exp (v3-build_support): Use
+ -fno-freestanding.
+ * testsuite/libstdc++-abi/abi.exp: Likewise.
+
+2022-10-03 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/27_io/basic_ostream/inserters_other/char/6.cc:
+ Change body of unused operator<< overload to throw if called.
+ * testsuite/27_io/basic_ostream/inserters_other/wchar_t/6.cc:
+ Likewise.
+
+2022-10-03 François Dumont <fdumont@gcc.gnu.org>
+
+ * python/libstdcxx/v6/printers.py (Printer.add_version): Do not add version
+ namespace for __cxx11 symbols.
+ (add_one_template_type_printer): Likewise.
+ (add_one_type_printer): Likewise.
+ (FilteringTypePrinter._recognizer.recognize): Add a workaround for std::string & al
+ ambiguous typedef matching both std:: and std::__cxx11:: symbols.
+ * testsuite/libstdc++-prettyprinters/cxx17.cc: Remove obsolete
+ \#define _GLIBCXX_USE_CXX11_ABI 0.
+ * testsuite/libstdc++-prettyprinters/simple.cc: Likewise. Adapt test to accept
+ std::__cxx11::list.
+ * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
+ * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
+ * testsuite/libstdc++-prettyprinters/80276.cc: Likewise and remove xfail for c++20
+ and debug mode.
+ * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
+
+2022-09-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/bitset/access/to_ulong.cc: Construct bitset
+ from binary literal instead of using stringstream.
+
+2022-09-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (operator>>): Use a simple buffer instead
+ of std::basic_string.
+
+2022-09-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (_M_copy_from_ptr, _M_copy_from_string)
+ (_M_copy_to_string): Change access to private.
+ (_M_copy_from_string(const basic_string&, size_t, size_t)):
+ Remove.
+ (_M_copy_to_string(const basic_string&)): Remove.
+
+2022-09-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/bind/ref_neg.cc: Fix dg-prune-output
+ directive.
+
+2022-09-30 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
+ Yvan ROUX <yvan.roux@foss.st.com>
+
+ * testsuite/20_util/bind/ref_neg.cc: Prune Windows paths too.
+
+2022-09-30 Arsen Arsenović <arsen@aarsen.me>
+
+ * include/std/bitset: Include <bits/stl_algobase.h>.
+
+2022-09-29 François Dumont <fdumont@gcc.gnu.org>
+
+ * python/libstdcxx/v6/printers.py (add_one_template_type_printer): Register
+ printer for types in std::__debug namespace with template parameters in std::__8
+ namespace.
+
+2022-09-29 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/unique_ptr.h (unique_ptr<_Tp[], _Dp>): Remove
+ __remove_cv and use __remove_cv_t instead.
+
+2022-09-29 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__is_invocable_impl): Check
+ __has_builtin(__reference_converts_from_temporary) before using
+ built-in.
+
+2022-09-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/evolution.xml: Document std::bind API
+ changes.
+ * doc/xml/manual/intro.xml: Document LWG 2487 status.
+ * doc/xml/manual/using.xml: Clarify default value of
+ _GLIBCXX_USE_DEPRECATED.
+ * doc/html/*: Regenerate.
+ * include/std/functional (_Bind::operator()(Args&&...) volatile)
+ (_Bind::operator()(Args&&...) const volatile)
+ (_Bind_result::operator()(Args&&...) volatile)
+ (_Bind_result::operator()(Args&&...) const volatile): Replace
+ with deleted overload for C++20 and later.
+ * testsuite/20_util/bind/cv_quals.cc: Check for deprecated
+ warnings in C++17.
+ * testsuite/20_util/bind/cv_quals_2.cc: Likewise, and check for
+ ill-formed in C++20.
+
+2022-09-28 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/70692
+ * include/bits/invoke.h [__cplusplus < 201703] (__invoke_r):
+ Remove is_invocable and is_convertible constraints.
+ * include/std/type_traits (__is_invocable_impl::_S_conv): Use
+ non-deduced context for parameter.
+ (__is_invocable_impl::_S_test): Remove _Check_noex template
+ parameter and use deduced noexcept value in its place. Add bool
+ parameter to detect dangling references.
+ (__is_invocable_impl::type): Adjust call to _S_test to avoid
+ deducing unnecessary noexcept property..
+ (__is_invocable_impl::__nothrow_type): Rename to ...
+ (__is_invocable_impl::__nothrow_conv): ... this. Adjust call
+ to _S_test to deduce noexcept property.
+ * testsuite/20_util/bind/dangling_ref.cc: New test.
+ * testsuite/20_util/function/cons/70692.cc: New test.
+ * testsuite/20_util/function_objects/invoke/dangling_ref.cc:
+ New test.
+ * testsuite/20_util/is_invocable/dangling_ref.cc: New test.
+ * testsuite/30_threads/packaged_task/cons/dangling_ref.cc:
+ New test.
+
+2022-09-27 Jonathan Wakely <jwakely@redhat.com>
+
+ PR c++/107049
+ * testsuite/20_util/is_convertible/requirements/access.cc: New
+ test.
+
+2022-09-27 Jonathan Wakely <jwakely@redhat.com>
+
+ PR c++/106651
+ * include/bits/std_function.h (__function_guide_t): New alias
+ template.
+ [__cpp_static_call_operator] (__function_guide_static_helper):
+ New class template.
+ (function): Use __function_guide_t in deduction guide.
+ * include/std/future (packaged_task): Use __function_guide_t in
+ deduction guide.
+ * testsuite/20_util/function/cons/deduction_c++23.cc: New test.
+ * testsuite/30_threads/packaged_task/cons/deduction_c++23.cc:
+ New test.
+
+2022-09-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ptr_traits.h (__ptr_traits_elem) [__cpp_concepts]:
+ Also define the __ptr_traits_elem class template for the
+ concepts case.
+ (pointer_traits<Ptr>): Remove constrained partial
+ specialization.
+ * testsuite/20_util/pointer_traits/lwg3545.cc: Check for
+ ambiguitiy with program-defined partial specialization.
+
+2022-09-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_convertible, is_convertible_v):
+ Define using new built-in.
+ (is_nothrow_convertible is_nothrow_convertible_v): Likewise.
+
+2022-09-26 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/107037
+ * include/std/bitset (_Base_bitset::_M_do_reset): Use
+ preprocessor conditional around non-C++03 code.
+ * testsuite/20_util/bitset/107037.cc: New test.
+
+2022-09-24 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/alloc_traits.h (allocator_traits::is_always_equal):
+ Only instantiate is_empty if needed.
+ * include/bits/ptr_traits.h (__ptr_traits_impl::difference_type)
+ (__ptr_traits_impl::rebind): Use __detected_or.
+ * include/experimental/type_traits (is_same_v): Add a partial
+ specialization instead of instantiating the std::is_same class
+ template.
+ (detected_t): Redefine in terms of detected_or_t.
+ (is_detected, is_detected_v): Redefine in terms of detected_t.
+ * include/std/type_traits [__cpp_concepts] (__detected_or): Add
+ new definition using concepts.
+ (__detector::value_t): Rename to __is_detected.
+ * testsuite/17_intro/names.cc: Check value_t isn't used.
+
+2022-09-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/is_assignable/requirements/access.cc:
+ New test.
+
+2022-09-23 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/91456
+ * include/std/type_traits (__is_nothrow_invocable_lib): Remove.
+ (__is_invocable_impl::__nothrow_type): New member type which
+ checks if the conversion can throw.
+ (__is_nt_invocable_impl): Replace class template with alias
+ template to __is_nt_invocable_impl::__nothrow_type.
+ * testsuite/20_util/is_nothrow_invocable/91456.cc: New test.
+ * testsuite/20_util/is_nothrow_convertible/value.cc: Remove
+ macro used by value_ext.cc test.
+ * testsuite/20_util/is_nothrow_convertible/value_ext.cc: Remove
+ test for non-standard __is_nothrow_invocable_lib trait.
+
+2022-09-23 Marek Polacek <polacek@redhat.com>
+
+ PR c++/106784
+ * include/std/type_traits: Rename __is_nothrow_convertible to
+ __is_nothrow_convertible_lib.
+ * testsuite/20_util/is_nothrow_convertible/value_ext.cc: Likewise.
+
+2022-09-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (operator>>): Do not copy for N==0.
+ * testsuite/20_util/bitset/io/input.cc: Add comment.
+
+2022-09-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/debug/bitset (__debug::bitset): Add constexpr to all
+ member functions.
+ (operator&, operator|, operator^): Add inline and constexpr.
+ (operator>>, operator<<): Add inline.
+ * testsuite/20_util/bitset/access/constexpr.cc: Only check using
+ constexpr std::string for the cxx11 ABI.
+ * testsuite/20_util/bitset/cons/constexpr_c++23.cc: Likewise.
+ * testsuite/20_util/headers/bitset/synopsis.cc: Check constexpr
+ for C++23.
+
+2022-09-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (bitset::_M_copy_to_string): Find set bits
+ instead of iterating over individual bits.
+
+2022-09-22 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/bitset (bitset): Add constexpr for C++23. Guard
+ members using std::string with _GLIBCXX_HOSTED.
+ * include/std/version (__cpp_lib_constexpr_bitset): Define.
+ * testsuite/20_util/bitset/access/constexpr.cc: New test.
+ * testsuite/20_util/bitset/cons/constexpr_c++23.cc: New test.
+ * testsuite/20_util/bitset/count/constexpr.cc: New test.
+ * testsuite/20_util/bitset/ext/constexpr.cc: New test.
+ * testsuite/20_util/bitset/operations/constexpr_c++23.cc: New test.
+ * testsuite/20_util/bitset/version.cc: New test.
+
+2022-09-22 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/23_containers/bitset/18604.cc: Moved to...
+ * testsuite/20_util/bitset/18604.cc: ...here.
+ * testsuite/23_containers/bitset/45713.cc: Moved to...
+ * testsuite/20_util/bitset/45713.cc: ...here.
+ * testsuite/23_containers/bitset/to_string/dr396.cc: Moved to...
+ * testsuite/20_util/bitset/access/dr396.cc: ...here.
+ * testsuite/23_containers/bitset/to_string/1.cc: Moved to...
+ * testsuite/20_util/bitset/access/to_string.cc: ...here.
+ * testsuite/23_containers/bitset/to_ullong/1.cc: Moved to...
+ * testsuite/20_util/bitset/access/to_ullong.cc: ...here.
+ * testsuite/23_containers/bitset/to_ulong/1.cc: Moved to...
+ * testsuite/20_util/bitset/access/to_ulong.cc: ...here.
+ * testsuite/23_containers/bitset/cons/1.cc: Moved to...
+ * testsuite/20_util/bitset/cons/1.cc: ...here.
+ * testsuite/23_containers/bitset/cons/16020.cc: Moved to...
+ * testsuite/20_util/bitset/cons/16020.cc: ...here.
+ * testsuite/23_containers/bitset/cons/2.cc: Moved to...
+ * testsuite/20_util/bitset/cons/2.cc: ...here.
+ * testsuite/23_containers/bitset/cons/3.cc: Moved to...
+ * testsuite/20_util/bitset/cons/3.cc: ...here.
+ * testsuite/23_containers/bitset/cons/38244.cc: Moved to...
+ * testsuite/20_util/bitset/cons/38244.cc: ...here.
+ * testsuite/23_containers/bitset/cons/50268.cc: Moved to...
+ * testsuite/20_util/bitset/cons/50268.cc: ...here.
+ * testsuite/23_containers/bitset/cons/6282.cc: Moved to...
+ * testsuite/20_util/bitset/cons/6282.cc: ...here.
+ * testsuite/23_containers/bitset/cons/constexpr.cc: Moved to...
+ * testsuite/20_util/bitset/cons/constexpr.cc: ...here.
+ * testsuite/23_containers/bitset/cons/dr1325-1.cc: Moved to...
+ * testsuite/20_util/bitset/cons/dr1325-1.cc: ...here.
+ * testsuite/23_containers/bitset/cons/dr1325-2.cc: Moved to...
+ * testsuite/20_util/bitset/cons/dr1325-2.cc: ...here.
+ * testsuite/23_containers/bitset/cons/dr396.cc: Moved to...
+ * testsuite/20_util/bitset/cons/dr396.cc: ...here.
+ * testsuite/23_containers/bitset/debug/invalidation/1.cc: Moved to...
+ * testsuite/20_util/bitset/debug/invalidation/1.cc: ...here.
+ * testsuite/23_containers/bitset/ext/15361.cc: Moved to...
+ * testsuite/20_util/bitset/ext/15361.cc: ...here.
+ * testsuite/23_containers/bitset/hash/1.cc: Moved to...
+ * testsuite/20_util/bitset/hash/1.cc: ...here.
+ * testsuite/23_containers/bitset/input/1.cc: Moved to...
+ * testsuite/20_util/bitset/io/input.cc: ...here.
+ * testsuite/23_containers/bitset/count/6124.cc: Moved to...
+ * testsuite/20_util/bitset/observers/6124.cc: ...here.
+ * testsuite/23_containers/bitset/all/1.cc: Moved to...
+ * testsuite/20_util/bitset/observers/all.cc: ...here.
+ * testsuite/23_containers/bitset/test/1.cc: Moved to...
+ * testsuite/20_util/bitset/observers/test.cc: ...here.
+ * testsuite/23_containers/bitset/operations/1.cc: Moved to...
+ * testsuite/20_util/bitset/operations/1.cc: ...here.
+ * testsuite/23_containers/bitset/operations/13838.cc: Moved to...
+ * testsuite/20_util/bitset/operations/13838.cc: ...here.
+ * testsuite/23_containers/bitset/operations/2.cc: Moved to...
+ * testsuite/20_util/bitset/operations/2.cc: ...here.
+ * testsuite/23_containers/bitset/operations/96303.cc: Moved to...
+ * testsuite/20_util/bitset/operations/96303.cc: ...here.
+ * testsuite/23_containers/bitset/operations/constexpr-2.cc: Moved to...
+ * testsuite/20_util/bitset/operations/constexpr-2.cc: ...here.
+ * testsuite/23_containers/bitset/operations/constexpr.cc: Moved to...
+ * testsuite/20_util/bitset/operations/constexpr.cc: ...here.
+ * testsuite/23_containers/bitset/requirements/constexpr_functions.cc: Moved to...
+ * testsuite/20_util/bitset/requirements/constexpr_functions.cc: ...here.
+ * testsuite/23_containers/bitset/requirements/explicit_instantiation/1.cc: Moved to...
+ * testsuite/20_util/bitset/requirements/explicit_instantiation/1.cc: ...here.
+ * testsuite/23_containers/bitset/requirements/explicit_instantiation/1_c++0x.cc: Moved to...
+ * testsuite/20_util/bitset/requirements/explicit_instantiation/1_c++0x.cc: ...here.
+ * testsuite/23_containers/headers/bitset/synopsis.cc: Moved to...
+ * testsuite/20_util/headers/bitset/synopsis.cc: ...here.
+
+2022-09-22 François Dumont <fdumont@gcc.gnu.org>
+
+ * python/libstdcxx/v6/printers.py: Remove ptinter registration for non-existing
+ types std::__debug::unique_ptr, std::__debug::stack, std::__debug::queue,
+ std::__debug::priority_queue.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/91456
+ * testsuite/20_util/function/91456.cc: Add comment with PR
+ number.
+ * testsuite/20_util/is_invocable/91456.cc: Likewise. Replace
+ std::function checks with std::is_invocable_r checks.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/17_intro/headers/c++1998/all_attributes.cc: Remove
+ unnecessary main function.
+ * 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.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/headers/memory/synopsis.cc: Add declarations
+ from C++11 and later.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/documentation_hacking.xml: Remove trailing
+ whitespace.
+ * doc/xml/manual/policy_data_structures.xml: Likewise.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/c_compatibility/stdlib.h [!_GLIBCXX_HOSTED]: Add
+ using-declaration for _Exit.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/18_support/uncaught_exception/14026.cc: Qualify
+ call to std::abort.
+
+2022-09-21 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ranges_base.h: Include <initializer_list>.
+
+2022-09-20 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/c_global/cstdlib [!_GLIBCXX_HOSTED] (quick_exit): Fix
+ missing space.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106953
+ * include/backward/auto_ptr.h [!_GLIBCXX_HOSTED]: Do not define
+ shared_ptr members.
+ * include/bits/alloc_traits.h [!_GLIBCXX_HOSTED]: Do not declare
+ std::allocator_traits<std::allocator<T>> specializations for
+ freestanding.
+ * include/bits/memoryfwd.h [!_GLIBCXX_HOSTED] (allocator): Do
+ not declare for freestanding.
+ * include/bits/stl_algo.h [!_GLIBCXX_HOSTED] (stable_partition):
+ Do not define for freestanding.
+ [!_GLIBCXX_HOSTED] (merge, stable_sort): Do not use temporary
+ buffers for freestanding.
+ * include/bits/stl_algobase.h [!_GLIBCXX_HOSTED]: Do not declare
+ streambuf iterators and overloaded algorithms using them.
+ * include/bits/stl_uninitialized.h [!_GLIBCXX_HOSTED]: Do not
+ define specialized overloads for std::allocator.
+ * include/bits/unique_ptr.h [!_GLIBCXX_HOSTED] (make_unique)
+ (make_unique_for_overwrite, operator<<): Do not define for
+ freestanding.
+ * include/c_global/cstdlib [!_GLIBCXX_HOSTED] (_Exit): Declare.
+ Use _GLIBCXX_NOTHROW instead of throw().
+ * include/debug/assertions.h [!_GLIBCXX_HOSTED]: Ignore
+ _GLIBCXX_DEBUG for freestanding.
+ * include/debug/debug.h [!_GLIBCXX_DEBUG]: Likewise.
+ * include/std/bit [!_GLIBCXX_HOSTED]: Do not use the custom
+ __int_traits if <ext/numeric_traits.h> is available.
+ * include/std/functional [!_GLIBCXX_HOSTED]: Do not include
+ headers that aren't valid for freestanding.
+ (boyer_moore_searcher, boyer_moore_horspool_searcher): Do not
+ define for freestanding.
+ * include/std/iterator [!_GLIBCXX_HOSTED]: Do not include
+ headers that aren't valid for freestanding.
+ * include/std/memory [!_GLIBCXX_HOSTED]: Likewise.
+ * include/std/ranges [!_GLIBCXX_HOSTED] (istream_view): Do not
+ define for freestanding.
+ (views::__detail::__is_basic_string_view) [!_GLIBCXX_HOSTED]:
+ Do not define partial specialization for freestanding.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/alloc_traits.h (__alloc_swap)
+ (__shrink_to_fit_aux): Move here, from ...
+ * include/bits/allocator.h: ... here.
+ * include/ext/alloc_traits.h: Do not include allocator.h.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_algo.h: Include <bits/stl_algobase.h>.
+ * include/bits/stl_tempbuf.h: Include headers for __try and
+ __catch macros, std::pair, and __gnu_cxx::__numeric_traits.
+ * include/bits/stream_iterator.h: Include <iosfwd> and headers
+ for std::addressof and std::iterator.
+ * include/bits/streambuf_iterator.h: Include header for
+ std::iterator.
+ * include/std/iterator: Do not include <iosfwd>.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc:
+ Store value with non-zero padding bits after construction.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/tr1/random.h (__detail::_Adaptor::_BEngine): Remove.
+ (__detail::_Adaptor::_M_g): Make public.
+ (__detail::_Adaptor<_Engine*, _Dist>): Remove partial
+ specialization.
+ (variate_generate::_Value): New helper to simplify handling of
+ _Engine* and _Engine& template arguments.
+ (variate_generate::engine_value_type): Define to underlying
+ engine type, not adapted type.
+ (variate_generate::engine()): Return underlying engine instead
+ of adaptor.
+ * testsuite/tr1/5_numerical_facilities/random/variate_generator/37986.cc:
+ Fix comment.
+ * testsuite/tr1/5_numerical_facilities/random/variate_generator/requirements/typedefs.cc:
+ Check member typedefs have the correct types.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/debug/formatter.h [_GLIBCXX_DEBUG_BACKTRACE]
+ (_Error_formatter): Use 0 as null pointer constant.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/allocator.h (__alloc_neq): Remove.
+ * include/bits/stl_list.h (list::_M_check_equal_allocators):
+ Compare allocators directly, without __alloc_neq.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Remove __allocator_base.
+ * include/bits/allocator.h: Fix nesting of Doxygen commands.
+
+2022-09-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/abi.xml: Document GLIBCXX_3.4.30 and
+ GLIBCXX_3.4.31 versions.
+ * doc/html/manual/abi.html: Regenerate.
+
+2022-09-15 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/memory: Do not include <bits/stl_algobase.h>.
+
+2022-09-15 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/shared_ptr_atomic.h (_GLIBCXX_TSAN_MUTEX_PRE_LOCK):
+ Replace with ...
+ (_GLIBCXX_TSAN_MUTEX_TRY_LOCK): ... this, add try_lock flag.
+ (_GLIBCXX_TSAN_MUTEX_TRY_LOCK_FAILED): New macro using
+ try_lock_failed flag
+ (_GLIBCXX_TSAN_MUTEX_POST_LOCK): Rename to ...
+ (_GLIBCXX_TSAN_MUTEX_LOCKED): ... this.
+ (_GLIBCXX_TSAN_MUTEX_PRE_UNLOCK): Remove invalid flag.
+ (_GLIBCXX_TSAN_MUTEX_POST_UNLOCK): Remove invalid flag.
+ (_Sp_atomic::_Atomic_count::lock): Use new macros.
+
+2022-09-15 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/ranges_algo.h (__adjacent_find_fn, adjacent_find):
+ Move to ...
+ * include/bits/ranges_util.h: ... here.
+ * include/std/ranges (chunk_by_view): Define.
+ (chunk_by_view::_Iterator): Define.
+ (__detail::__can_chunk_by_view): Define.
+ (_ChunkBy, chunk_by): Define.
+ * testsuite/std/ranges/adaptors/chunk_by/1.cc: New test.
+
+2022-09-15 François Dumont <fdumont@gcc.gnu.org>
+
+ * testsuite/20_util/is_complete_or_unbounded/memoization_neg.cc:
+ Adapt dg-prune-output to _GLIBCXX_INLINE_VERSION mode.
+
+2022-09-15 François Dumont <fdumont@gcc.gnu.org>
+
+ * config/abi/pre/gnu-versioned-namespace.ver: Remove obsolete std::__detail::__8
+ symbols.
+
+2022-09-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/shared_ptr_atomic.h (_GLIBCXX_TSAN_MUTEX_DESTROY)
+ (_GLIBCXX_TSAN_MUTEX_PRE_LOCK, _GLIBCXX_TSAN_MUTEX_POST_LOCK)
+ (_GLIBCXX_TSAN_MUTEX_PRE_UNLOCK, _GLIBCXX_TSAN_MUTEX_POST_UNLOCK)
+ (_GLIBCXX_TSAN_MUTEX_PRE_SIGNAL, _GLIBCXX_TSAN_MUTEX_POST_SIGNAL):
+ Define macros for TSan annotation functions.
+ (_Sp_atomic::_Atomic_count): Add annotations.
+
+2022-09-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_tempbuf.h: Include <new>.
+
+2022-09-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/17_intro/names.cc: Explain why poison pragma can't
+ be used.
+
+2022-09-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/future
+ (_State_baseV2::__setter(exception_ptr&, promise&)): Add
+ assertion for LWG 2276 precondition.
+ * testsuite/30_threads/promise/members/set_exception_neg.cc:
+ New test.
+
+2022-09-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/intro.xml: Document LWG 1203.
+ * doc/html/*: Regenerate.
+
+2022-09-14 Philipp Fent <fent@in.tum.de>
+
+ * python/libstdcxx/v6/printers.py (access_streambuf_ptrs):
+ New helper function.
+ (StdStringBufPrinter, StdStringStreamPrinter): New printers.
+ (build_libstdcxx_dictionary): Register stringstream printers.
+ * testsuite/libstdc++-prettyprinters/debug.cc: Check string
+ streams.
+ * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
+ * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
+
+2022-09-13 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (__detail::__slide_caches_nothing): Define.
+ (__detail::__slide_caches_last): Define.
+ (__detail::__slide_caches_first): Define.
+ (slide_view): Define.
+ (enable_borrowed_range<slide_view>): Define.
+ (slide_view::_Iterator): Define.
+ (slide_view::_Sentinel): Define.
+ (views::__detail::__can_slide_view): Define.
+ (views::_Slide, views::slide): Define.
+ * testsuite/std/ranges/adaptors/slide/1.cc: New test.
+
+2022-09-13 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (__detail::__div_ceil): Define.
+ (chunk_view): Define.
+ (chunk_view::_OuterIter): Define.
+ (chunk_view::_OuterIter::value_type): Define.
+ (chunk_view::_InnerIter): Define.
+ (chunk_view<_Vp>): Define partial specialization for forward
+ ranges.
+ (enable_borrowed_range<chunk_view>): Define.
+ (chunk_view<_Vp>::_Iterator): Define.
+ (views::__detail::__can_chunk_view): Define.
+ (views::_Chunk, views::chunk): Define.
+ * testsuite/std/ranges/adaptors/chunk/1.cc: New test.
+
+2022-09-13 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (join_view::_Iterator::_M_satisfy):
+ Adjust resetting _M_inner as per LWG 3569.
+ (join_view::_Iterator::_M_inner): Wrap in std::optional
+ as per LWG 3569.
+ (join_view::_Iterator::_Iterator): Relax constraints as
+ per LWG 3569.
+ (join_view::_Iterator::operator*): Adjust as per LWG 3569.
+ (join_view::_Iterator::operator->): Likewise.
+ (join_view::_Iterator::operator++): Likewise.
+ (join_view::_Iterator::operator--): Likewise.
+ (join_view::_Iterator::iter_move): Likewise.
+ (join_view::_Iterator::iter_swap): Likewise.
+ * testsuite/std/ranges/adaptors/join.cc (test14): New test.
+
+2022-09-13 Patrick Palka <ppalka@redhat.com>
+
+ * include/debug/safe_iterator.h (_GLIBCXX_DEBUG_VERIFY_OPERANDS):
+ Add parentheses to avoid -Wparentheses warning.
+
+2022-09-12 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/106320
+ * testsuite/std/ranges/adaptors/join.cc (test13): New test.
+
+2022-09-12 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/19_diagnostics/error_code/cons/lwg3629.cc: Fix
+ comments.
+ * testsuite/19_diagnostics/error_condition/cons/lwg3629.cc:
+ Likewise.
+
+2022-09-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/105329
+ * acinclude.m4 (libtool_VERSION): Change to 6:31:0.
+ * config/abi/pre/gnu.ver (GLIBCXX_3.4.21): Don't export
+ std::basic_string methods with name length of 15.
+ (GLIBCXX_3.4.31): Export std::basic_string::_M_replace_cold.
+ * testsuite/util/testsuite_abi.cc (check_version): Handle
+ GLIBCXX_3.4.31.
+ * include/bits/basic_string.h (std::basic_string::_M_replace_cold):
+ Declare.
+ * include/bits/basic_string.tcc (std::basic_string::_M_replace_cold):
+ Define and export even for C++20.
+ (std::basic_string::_M_replace): Use __builtin_expect, outline
+ the overlapping case to _M_replace_cold.
+ * configure: Regenerated.
+
+2022-09-09 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/atomic_base.h (__atomic_impl::__compare_exchange):
+ Rename __weak to __is_weak.
+ * testsuite/17_intro/names.cc: Add __weak and __strong.
+
+2022-09-09 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/106803
+ * include/std/ranges (views::_ZipTransform::operator()): Correct
+ return type in the empty case.
+ (views::_AdjacentTransform::operator()): Likewise.
+
+2022-09-09 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/106798
+ * include/std/ranges (adjacent_view::_Iterator::_Iterator): Fix
+ typo.
+ * testsuite/std/ranges/adaptors/adjacent/1.cc (test04): New test.
+
+2022-09-09 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/106766
+ * include/std/ranges (zip_view::_Iterator::operator-): Use
+ __to_unsigned_like instead of make_unsigned_t.
+ (zip_view::_Sentinel::operator-): Likewise.
+ * testsuite/std/ranges/zip/1.cc (test04): New test.
+
+2022-09-08 François Dumont <fdumont@gcc.gnu.org>
+
+ * testsuite/util/testsuite_performance.h (__gnu_test::MallocInfo): New.
+ (__gnu_test::malloc_info): New, replace mallinfo on current platform
+ supporting it and use mallinfo2 when glibc >= 2.33.
+
+2022-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ PR c++/106838
+ * testsuite/20_util/is_complete_or_unbounded/memoization_neg.cc:
+ Prune additional errors from front-end.
+ * testsuite/20_util/is_move_constructible/incomplete_neg.cc:
+ Likewise.
+ * testsuite/20_util/is_nothrow_swappable/incomplete_neg.cc:
+ Likewise.
+ * testsuite/20_util/is_nothrow_swappable_with/incomplete_neg.cc:
+ Likewise.
+ * testsuite/20_util/is_swappable_with/incomplete_neg.cc:
+ Likewise.
+
+2022-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/c_global/cstddef (byte): Add always_inline attribute
+ to all operator overloads.
+ (to_integer): Add always_inline attribute.
+
+2022-09-08 Thomas Rodgers <trodgers@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+ Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/atomic_base.h (__atomic_impl::__maybe_has_padding):
+ New function.
+ (__atomic_impl::clear_padding): Likewise.
+ (__atomic_impl::__compare_exchange): Likewise.
+ (__atomic_impl::compare_exchange_weak): Delegate to
+ __compare_exchange.
+ (__atomic_impl::compare_exchange_strong): Likewise.
+ * include/std/atomic (atomic<T>::atomic(T)): Clear padding when
+ possible in a constexpr function.
+ (atomic::store): Clear padding.
+ (atomic::exchange): Likewise.
+ (atomic::compare_exchange_weak): Use __compare_exchange.
+ (atomic::compare_exchange_strong): Likewise.
+ * testsuite/29_atomics/atomic/compare_exchange_padding.cc: New
+ test.
+ * testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc:
+ New test.
+
+2022-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/system_error (__adl_only::make_error_code): Add
+ deleted function.
+ (__adl_only::make_error_condition): Likewise.
+ (error_code::error_code(ErrorCodeEnum)): Add using-declaration
+ for deleted function.
+ (error_condition::error_condition(ErrorConditionEnum)):
+ Likewise.
+ * testsuite/19_diagnostics/error_code/cons/lwg3629.cc: New test.
+ * testsuite/19_diagnostics/error_condition/cons/lwg3629.cc: New test.
+
+2022-09-07 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/barrier: Add missing runtime exception.
+
+2022-09-07 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/type_traits (is_reference): Make the primary
+ template derive from false_type. Define two partial
+ specializations that derive from true_type.
+
+2022-09-07 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/type_traits (__is_void_helper): Remove.
+ (is_void): Make the primary template derive from false_type,
+ and define four explicit specializations that derive from
+ true_type.
+ (__is_null_pointer_helper, is_null_pointer): Likewise.
+
+2022-09-07 Jason Merrill <jason@redhat.com>
+
+ * libsupc++/dyncast.cc (__dynamic_cast): Avoid virtual function
+ call in simple success case.
+
+2022-09-06 Philipp Fent <fent@in.tum.de>
+
+ * testsuite/libstdc++-prettyprinters/48362.cc: Fix expected
+ tuple indices.
+ * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
+
+2022-09-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__success_type, __failure_type): Move
+ definitions later in the file.
+
+2022-09-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_trivial_v, is_trivially_copyable_v)
+ (is_standard_layout_v, is_pod_v, is_literal_type_v): Use
+ built-in instead of class template.
+ (is_same_v): Add partial specialization for true case.
+
+2022-09-02 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/tuple (tuple::_UseOtherCtor): Use ::type when
+ deriving from __and_, __or_ or __not_.
+ * include/std/type_traits (negation): Likewise.
+ (is_unsigned): Likewise.
+ (__is_implicitly_default_constructible): Likewise.
+ (is_trivially_destructible): Likewise.
+ (__is_nt_invocable_impl): Likewise.
+
+2022-09-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_constructible_v)
+ (is_default_constructible_v, is_copy_constructible_v)
+ (is_move_constructible_v): Define using __is_constructible.
+ (is_assignable_v, is_copy_assignable_v, is_move_assignable_v):
+ Define using __is_assignable.
+ (is_trivially_constructible_v)
+ (is_trivially_default_constructible_v)
+ (is_trivially_copy_constructible_v)
+ (is_trivially_move_constructible_v): Define using
+ __is_trivially_constructible.
+ (is_trivially_assignable_v, is_trivially_copy_assignable_v)
+ (is_trivially_move_assignable_v): Define using
+ __is_trivially_assignable.
+ (is_nothrow_constructible_v)
+ (is_nothrow_default_constructible_v)
+ (is_nothrow_copy_constructible_v)
+ (is_nothrow_move_constructible_v): Define using
+ __is_nothrow_constructible.
+ (is_nothrow_assignable_v, is_nothrow_copy_assignable_v)
+ (is_nothrow_move_assignable_v): Define using
+ __is_nothrow_assignable.
+
+2022-09-02 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/type_traits (__or_, __and_, __not_): Redefine as a
+ class template instead of as an alias template.
+ * testsuite/20_util/logical_traits/requirements/short_circuit.cc:
+ Add more tests for conjunction and disjunction. Add corresponding
+ tests for __and_ and __or_.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/ranges (adjacent_transform_view::_Iterator): Add
+ typename keyword before dependent qualified-id.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__is_referenceable): Remove.
+ (__add_lvalue_reference_helper, __add_rvalue_reference_helper):
+ Use __void_t instead of __is_referenceable.
+ (__add_pointer_helper): Likewise.
+ (add_pointer): Add partial specializations for reference types.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__is_constructible_impl): Replace
+ class template with alias template.
+ (is_default_constructible, is_nothrow_constructible)
+ (is_nothrow_constructible): Simplify base-specifier.
+ (__is_copy_constructible_impl, __is_move_constructible_impl)
+ (__is_nothrow_copy_constructible_impl)
+ (__is_nothrow_move_constructible_impl): Remove class templates.
+ (is_copy_constructible, is_move_constructible)
+ (is_nothrow_constructible, is_nothrow_default_constructible)
+ (is_nothrow_copy_constructible, is_nothrow_move_constructible):
+ Adjust base-specifiers to use __is_constructible_impl.
+ (__is_copy_assignable_impl, __is_move_assignable_impl)
+ (__is_nt_copy_assignable_impl, __is_nt_move_assignable_impl):
+ Remove class templates.
+ (__is_assignable_impl): New alias template.
+ (is_assignable, is_copy_assignable, is_move_assignable):
+ Adjust base-specifiers to use new alias template.
+ (is_nothrow_copy_assignable, is_nothrow_move_assignable):
+ Adjust base-specifiers to use existing alias template.
+ (__is_trivially_constructible_impl): New alias template.
+ (is_trivially_constructible, is_trivially_default_constructible)
+ (is_trivially_copy_constructible)
+ (is_trivially_move_constructible): Adjust base-specifiers to use
+ new alias template.
+ (__is_trivially_assignable_impl): New alias template.
+ (is_trivially_assignable, is_trivially_copy_assignable)
+ (is_trivially_move_assignable): Adjust base-specifier to use
+ new alias template.
+ (__add_lval_ref_t, __add_rval_ref_t): New alias templates.
+ (add_lvalue_reference, add_rvalue_reference): Use new alias
+ templates.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__decay_selector): Add partial
+ specializations for array types. Only check for function types
+ when not dealing with an array.
+ (decay): Add partial specializations for reference types.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_lvalue_reference_v)
+ (is_rvalue_reference_v, is_reference_v, is_const_v)
+ (is_volatile_v): Define using partial specializations instead
+ of instantiating class templates.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_enum_v, is_class_v, is_union_v)
+ (is_empty_v, is_polymoprhic_v, is_abstract_v, is_final_v)
+ (is_base_of_v, is_aggregate_v): Use built-in directly instead of
+ instantiating class template.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (is_scoped_enum): Remove workaround.
+
+2022-09-01 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (__detail::__unarize): Define.
+ (adjacent_view::_Iterator): Befriend adjacent_transform_view.
+ (adjacent_transform_view): Define.
+ (adjacent_transform_view::_Iterator): Define.
+ (adjacent_transform_view::_Sentinel): Define.
+ (views::__detail::__can_adjacent_transform_view): Define.
+ (views::_AdjacentTransform): Define.
+ (views::adjacent_transform): Define.
+ (views::pairwise_transform): Define.
+ * testsuite/std/ranges/adaptors/adjacent_transform/1.cc: New test.
+
+2022-09-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__is_array_known_bounds): Add partial
+ specialization instead of using std::extent.
+ (__is_array_unknown_bounds): Likewise.
+ (extent): Add partial specializations to stop recursion after
+ the result is found.
+ (is_array_v): Add partial specializations instead of
+ instantiating the class template.
+ (rank_v, extent_v): Likewise.
+ (is_bounded_array_v, is_unbounded_array_v): Likewise.
+ (is_bounded_array, is_unbounded_array): Define in terms of the
+ variable templates.
+
+2022-08-31 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/ranges_base.h (__advance_fn::operator()): Add
+ parentheses in assert condition to avoid -Wparentheses warning.
+ * include/std/ranges: (take_view::take_view): Uglify 'base'.
+ (take_while_view::take_while_view): Likewise.
+ (elements_view::elements_view): Likewise.
+ (views::_Zip::operator()): Adjust position of [[nodiscard]] for
+ compatibility with -fconcepts-ts.
+ (zip_transform_view::_Sentinel): Uglify 'OtherConst'.
+ (views::_ZipTransform::operator()): Adjust position of
+ [[nodiscard]] for compatibilty with -fconcepts-ts.
+
+2022-08-31 Martin Liska <mliska@suse.cz>
+
+ * configure: Regenerate.
+ * crossconfig.m4: Remove deprecated ports.
+
+2022-08-31 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/debug/debug.h: Use nullptr rather than '0' in checks in post-C++11.
+ * include/debug/string: Likewise.
+ * testsuite/21_strings/basic_string/operations/ends_with/char.cc: Use __gnu_test::string.
+ * testsuite/21_strings/basic_string/operations/ends_with/nonnull.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/ends_with/wchar_t.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/starts_with/wchar_t.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/starts_with/nonnull.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/starts_with/char.cc: Likewise..
+
+2022-08-31 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (adjacent_view): Define.
+ (enable_borrowed_range<adjacent_view>): Define.
+ (__detail::__repeated_tuple): Define.
+ (adjacent_view::_Iterator): Define.
+ (adjacent_view::_Sentinel): Define.
+ (views::__detail::__can_adjacent_view): Define.
+ (views::_Adjacent): Define.
+ (views::adjacent): Define.
+ (views::pairwise): Define.
+ * testsuite/std/ranges/adaptors/adjacent/1.cc: New test.
+
+2022-08-31 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/debug/formatter.h
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_state): Declare.
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_create_state): Declare.
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_full_callback): Define.
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_error_callback): Define.
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_full_func): Define.
+ [_GLIBCXX_HAVE_STACKTRACE](__glibcxx_backtrace_full): Declare.
+ [_GLIBCXX_HAVE_STACKTRACE](_Error_formatter::_M_backtrace_state): New.
+ [_GLIBCXX_HAVE_STACKTRACE](_Error_formatter::_M_backtrace_full): New.
+ * src/c++11/debug.cc [_GLIBCXX_HAVE_STACKTRACE](print_backtrace): New.
+ (_Error_formatter::_M_error()): Adapt.
+ * src/libbacktrace/Makefile.am: Add backtrace.c.
+ * src/libbacktrace/Makefile.in: Regenerate.
+ * src/libbacktrace/backtrace-rename.h (backtrace_full): New.
+ * testsuite/23_containers/vector/debug/assign4_backtrace_neg.cc: New test.
+ * doc/xml/manual/debug_mode.xml: Document _GLIBCXX_DEBUG_BACKTRACE.
+ * doc/xml/manual/using.xml: Likewise.
+
+2022-08-31 Patrick Palka <ppalka@redhat.com>
+
+ * testsuite/20_util/logical_traits/requirements/short_circuit.cc: New test.
+
+2022-08-31 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/refwrap.h (reference_wrapper::operator()): Add
+ noexcept-specifier and use __invoke_result instead of result_of.
+ * testsuite/20_util/reference_wrapper/invoke-noexcept.cc: New test.
+
+2022-08-31 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/reference_wrapper/invoke-2.cc: Improve
+ comments.
+ * testsuite/20_util/reference_wrapper/invoke-3.cc: Likewise.
+ * testsuite/20_util/reference_wrapper/invoke.cc: Likewise.
+
+2022-08-31 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/basic_string.h (basic_string): Add nodiscard
+ attribute to all relevant functions.
+ * include/std/string_view (basic_string_view): Likewise.
+ * testsuite/21_strings/basic_string/capacity/1.cc: Cast unused
+ results to void.
+ * testsuite/21_strings/basic_string/capacity/char/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/capacity/wchar_t/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/cons/char/self_move.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/element_access/char/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/element_access/char/21674.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/element_access/wchar_t/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/element_access/wchar_t/21674.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/lwg2758.cc: Likewise.
+ * testsuite/21_strings/basic_string/lwg2946.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/contains/nonnull.cc:
+ Add -Wno-unused-result to options.
+ * testsuite/21_strings/basic_string/operations/ends_with/nonnull.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/operations/starts_with/nonnull.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string/operators/char/1.cc: Cast
+ unused results to void.
+ * testsuite/21_strings/basic_string/operators/wchar_t/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string_view/capacity/1.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/wchar_t/1.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string_view/element_access/wchar_t/2.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc:
+ Likewise.
+ Add -Wno-unused-result to options.
+ * testsuite/21_strings/basic_string_view/operations/ends_with/nonnull.cc:
+ Likewise.
+ * testsuite/21_strings/basic_string_view/operations/starts_with/nonnull.cc:
+ Likewise.
+ * testsuite/27_io/basic_stringbuf/sputbackc/char/1.cc: Cast
+ unused results to void.
+ * testsuite/27_io/basic_stringbuf/sputbackc/wchar_t/1.cc:
+ Likewise.
+ * testsuite/27_io/basic_stringbuf/sungetc/char/1.cc: Likewise.
+ * testsuite/27_io/basic_stringbuf/sungetc/wchar_t/1.cc:
+ Likewise.
+
+2022-08-27 Patrick Palka <ppalka@redhat.com>
+
+ * testsuite/20_util/logical_traits/requirements/base_classes.cc: New test.
+
+2022-08-26 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (zip_view::_Iterator::operator<): Remove
+ as per LWG 3692.
+ (zip_view::_Iterator::operator>): Likewise.
+ (zip_view::_Iterator::operator<=): Likewise.
+ (zip_view::_Iterator::operator>=): Likewise.
+ (zip_view::_Iterator::operator<=>): Remove three_way_comparable
+ constraint as per LWG 3692.
+ (zip_transform_view::_Iterator): Ditto as per LWG 3702.
+
+2022-08-26 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (zip_view::_Iterator): Befriend
+ zip_transform_view.
+ (__detail::__range_iter_cat): Define.
+ (zip_transform_view): Define.
+ (zip_transform_view::_Iterator): Define.
+ (zip_transform_view::_Sentinel): Define.
+ (views::__detail::__can_zip_transform_view): Define.
+ (views::_ZipTransform): Define.
+ (views::zip_transform): Define.
+ * testsuite/std/ranges/zip_transform/1.cc: New test.
+
+2022-08-26 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/type_traits (enable_if, __enable_if_t): Define them
+ earlier.
+ (__detail::__first_t): Define.
+ (__detail::__or_fn, __detail::__and_fn): Declare.
+ (__or_, __and_): Redefine as alias templates in terms of __or_fn
+ and __and_fn.
+ (__not_): Redefine as an alias template.
+ (__detail::__disjunction_impl, __detail::__conjunction_impl):
+ Define.
+ (conjuction, disjunction): Redefine in terms of __disjunction_impl
+ and __conjunction_impl.
+
+2022-08-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/system_error (error_code::_Check): New alias
+ template for constructor SFINAE constraint.
+ (error_code::error_code(ErrorCodeEnum)): Use it.
+ (error_code::operator=(ErrorCodeEnum)): Remove.
+ (error_condition::_Check): New alias template for constraint.
+ (error_condition::error_condition(ErrorConditionEnum)): Use it.
+ (error_condition::operator=(ErrorConditionEnum)): Remove.
+ * testsuite/19_diagnostics/error_code/cons/1.cc: Check
+ constructor taking user-defined error enum.
+ * testsuite/19_diagnostics/error_condition/cons/1.cc: Likewise.
+
+2022-08-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/basic_string.h (starts_with, ends_with, contains):
+ Add nonnull attribute.
+ * include/bits/cow_string.h (starts_with, ends_with, contains):
+ Likewise.
+ * include/std/string_view (starts_with, ends_with, contains):
+ Likewise.
+ * testsuite/21_strings/basic_string/operations/contains/nonnull.cc
+ * testsuite/21_strings/basic_string/operations/ends_with/nonnull.cc
+ * testsuite/21_strings/basic_string/operations/starts_with/nonnull.cc
+ * testsuite/21_strings/basic_string_view/operations/contains/nonnull.cc
+ * testsuite/21_strings/basic_string_view/operations/ends_with/nonnull.cc
+ * testsuite/21_strings/basic_string_view/operations/starts_with/nonnull.cc
+
+2022-08-25 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/ranges (lazy_split_view::_OuterIter::_M_current):
+ Remove redundant comment.
+ (lazy_split_view::_M_current): Likewise.
+ (common_view::common_view): Remove commented out view-converting
+ constructor as per LWG3405.
+ (elements_view::_Iterator::_Iterator): Uglify 'current' and 'i'.
+
+2022-08-24 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/ranges_algo.h (__min_fn, min): Move to ...
+ * include/bits/ranges_util.h: ... here, in order to avoid
+ including all of ranges_algo.h from <ranges>.
+ * include/std/ranges (__detail::__zip_is_common): Define for
+ C++23 as per P2321R2.
+ (__detail::__tuple_or_pair): Likewise.
+ (__detail::__tuple_or_pair_t): Likewise.
+ (__detail::__tuple_transform): Likewise.
+ (__detail::__tuple_for_each): Likewise.
+ (zip_view): Likewise.
+ (enable_borrowed_range<zip_view>): Likewise.
+ (__detail::__all_random_access): Likewise.
+ (__detail::__all_bidirectional): Likewise.
+ (__detail::__all_forward): Likewise.
+ (__detail::__zip_view_iter_cat): Likewise.
+ (zip_view::_Iterator): Likewise.
+ (zip_view::_Sentinel): Likewise.
+ * testsuite/std/ranges/zip/1.cc: New test.
+
+2022-08-24 Jonathan Wakely <jwakely@redhat.com>
+
+ Revert:
+ 2022-08-24 Will Hawkins <whh8b@obs.cr>
+
+ * include/bits/basic_string.h (operator+(const string&, const char*)):
+ Remove naive implementation.
+ * include/bits/basic_string.tcc (operator+(const string&, const char*)):
+ Add single-allocation implementation.
+
+2022-08-24 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/stl_pair.h (pair::swap const): Add non-standard
+ is_swappable_v constraints.
+ * include/std/tuple (tuple::swap const): Likewise.
+ * testsuite/20_util/tuple/cons/noexcept_specs.cc: Correct some
+ asserts in C++23 mode.
+
+2022-08-24 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_algo.h (__stable_sort): Cast size to
+ iterator's difference type.
+ * testsuite/25_algorithms/stable_sort/4.cc: New test.
+
+2022-08-24 Will Hawkins <whh8b@obs.cr>
+
+ * include/bits/basic_string.h (operator+(const string&, const char*)):
+ Remove naive implementation.
+ * include/bits/basic_string.tcc (operator+(const string&, const char*)):
+ Add single-allocation implementation.
+
+2022-08-24 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/duration_cast/rounding.cc: Check abs with
+ non-reduced duration.
+
+2022-08-23 Patrick Palka <ppalka@redhat.com>
+
+ * include/bits/stl_bvector.h (_Bit_reference::operator=): Define
+ const overload for C++23 as per P2321R2.
+ * include/bits/stl_pair.h (pair::swap): Likewise.
+ (pair::pair): Define additional converting constructors for
+ C++23 as per P2321R2.
+ (pair::operator=): Define const overloads for C++23 as per
+ P2321R2.
+ (swap): Define overload taking const pair& for C++23 as per
+ P2321R2.
+ (basic_common_reference): Define partial specialization for
+ pair for C++23 as per P2321R2.
+ (common_type): Likewise.
+ * include/bits/uses_allocator_args.h
+ (uses_allocator_construction_args): Define additional pair
+ overloads for C++23 as per P2321R2.
+ * include/std/tuple (_Tuple_impl::_Tuple_impl): Define
+ additional converting constructors for C++23 as per P2321R2.
+ (_Tuple_impl::_M_assign): Define const overloads for C++23
+ as per P2321R2.
+ (_Tuple_impl::_M_swap): Likewise.
+ (tuple::__constructible): Define as a convenient renaming of
+ _TCC<true>::__constructible.
+ (tuple::__convertible): As above but for _TCC<true>::__convertible.
+ (tuple::tuple): Define additional converting constructors for
+ C++23 as per P2321R2.
+ (tuple::operator=): Define const overloads for C++23 as per
+ P2321R2.
+ (tuple::swap): Likewise.
+ (basic_common_reference): Define partial specialization for
+ tuple for C++23 as per P2321R2.
+ (common_type): Likewise.
+ * testsuite/20_util/pair/p2321r2.cc: New test.
+ * testsuite/20_util/tuple/p2321r2.cc: New test.
+ * testsuite/23_containers/vector/bool/element_access/1.cc: New test.
+
+2022-08-23 Patrick Palka <ppalka@redhat.com>
+
+ * include/std/tuple (_TupleConstraints::__convertible): Define.
+ (_TupleConstraints::__constructible): Define.
+ (_TupleConstraints::__is_explicitly_constructible): Redefine this
+ in terms of __convertible and __constructible.
+ (_TupleConstraints::__is_implicitly_constructible): Likewise.
+
+2022-08-23 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106589
+ * include/std/variant (__do_visit): Handle is_void<R> for zero
+ argument case.
+ * testsuite/20_util/variant/visit_r.cc: Check std::visit<void>(v).
+
+2022-08-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105678
+ * doc/xml/manual/using.xml: Document -lstdc++_libbacktrace
+ requirement for using std::stacktrace. Also adjust -frtti and
+ -fexceptions to document non-default (i.e. negative) forms.
+ * doc/html/*: Regenerate.
+
+2022-08-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106695
+ * include/bits/std_thread.h (thread::_State_impl): Forward
+ individual arguments to _Invoker constructor.
+ (thread::_Invoker): Add constructor. Delete copies.
+ * include/std/future (__future_base::_Deferred_state): Forward
+ individual arguments to _Invoker constructor.
+ (__future_base::_Async_state_impl): Likewise.
+ * testsuite/30_threads/async/106695.cc: New test.
+ * testsuite/30_threads/thread/106695.cc: New test.
+
+2022-08-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106607
+ * include/bits/regex_compiler.tcc (_Compiler::_M_cur_int_value):
+ Use built-ins to check for integer overflow in back-reference
+ number.
+ * testsuite/28_regex/basic_regex/106607.cc: New test.
+
+2022-08-17 Keef Aragon <keef.aragon@konscious.net>
+
+ * libsupc++/eh_alloc.cc (pool::free): Inverse comparison.
+
+2022-08-08 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/debug/formatter.h (__singular_value_init): New _Iterator_state enum entry.
+ (_Parameter<>(const _Safe_iterator<>&, const char*, _Is_iterator)): Check if iterator
+ parameter is value-initialized.
+ (_Parameter<>(const _Safe_local_iterator<>&, const char*, _Is_iterator)): Likewise.
+ * include/debug/safe_iterator.h (_Safe_iterator<>::_M_value_initialized()): New. Adapt
+ checks.
+ * include/debug/safe_local_iterator.h (_Safe_local_iterator<>::_M_value_initialized()): New.
+ Adapt checks.
+ * src/c++11/debug.cc (_Safe_iterator_base::_M_reset): Do not reset _M_version.
+ (print_field(PrintContext&, const _Parameter&, const char*)): Adapt state_names.
+ * testsuite/23_containers/deque/debug/iterator1_neg.cc: New test.
+ * testsuite/23_containers/deque/debug/iterator2_neg.cc: New test.
+ * testsuite/23_containers/forward_list/debug/iterator1_neg.cc: New test.
+ * testsuite/23_containers/forward_list/debug/iterator2_neg.cc: New test.
+ * testsuite/23_containers/forward_list/debug/iterator3_neg.cc: New test.
+
+2022-08-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/experimental/scope (__cpp_lib_experimental_scope):
+ Define.
+ * testsuite/experimental/scopeguard/uniqueres.cc: Check macro.
+
+2022-08-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/Makefile.am: Add new header.
+ * include/Makefile.in: Regenerate.
+ * include/experimental/scope: New file.
+ * testsuite/experimental/scopeguard/uniqueres.cc: New test.
+ * testsuite/experimental/scopeguard/exit.cc: New test.
+
+2022-08-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/string_view (basic_string_view(Range&&)): Add
+ explicit as per P2499R0.
+ * testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc:
+ Adjust implicit conversions. Check implicit conversions fail.
+ * testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc:
+ Likewise.
+
+2022-08-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/fs_dir.h (directory_iterator): Add comparison
+ with std::default_sentinel_t. Remove redundant operator!= for
+ C++20.
+ * (recursive_directory_iterator): Likewise.
+ * include/bits/iterator_concepts.h [!__cpp_lib_concepts]
+ (default_sentinel_t, default_sentinel): Define even if concepts
+ are not supported.
+ * include/bits/regex.h (regex_iterator): Add comparison with
+ std::default_sentinel_t. Remove redundant operator!= for C++20.
+ (regex_token_iterator): Likewise.
+ (regex_token_iterator::_M_end_of_seq()): Add noexcept.
+ * testsuite/27_io/filesystem/iterators/lwg3719.cc: New test.
+ * testsuite/28_regex/iterators/regex_iterator/lwg3719.cc:
+ New test.
+ * testsuite/28_regex/iterators/regex_token_iterator/lwg3719.cc:
+ New test.
+
+2022-08-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/expected (unexpected::_M_val): Rename to _M_unex.
+ (bad_expected_access::_M_val): Likewise.
+
+2022-08-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ios_base.h (__cpp_lib_ios_noreplace): Update
+ value to 202207L.
+ * include/std/version (__cpp_lib_ios_noreplace): Likewise.
+ * testsuite/27_io/basic_ofstream/open/char/noreplace.cc: Check
+ for new value.
+ * testsuite/27_io/basic_ofstream/open/wchar_t/noreplace.cc:
+ Likewise.
+
+2022-08-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106183
+ * include/bits/atomic_wait.h (__waiter_pool_base::_M_notify):
+ Move increment of _M_ver here.
+ [!_GLIBCXX_HAVE_PLATFORM_WAIT]: Lock mutex around increment.
+ Use relaxed memory order and always notify all waiters.
+ (__waiter_base::_M_do_wait) [!_GLIBCXX_HAVE_PLATFORM_WAIT]:
+ Check value again after locking mutex.
+ (__waiter_base::_M_notify): Remove increment of _M_ver.
+
+2022-08-04 Ulrich Drepper <drepper@gmail.com>
+
+ * python/libstdcxx/v6/printers.py (class StdTuplePrinter): Use
+ zero-based indeces just like std:get takes.
+
+2022-07-29 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/104443
+ * include/bits/stl_iterator.h (common_iterator::operator->):
+ Change return type to just auto.
+
+2022-07-26 Thomas Rodgers <trodgers@redhat.com>
+
+ * include/bits/atomic_wait.h (__atomic_spin): Merge spin loops.
+
+2022-07-20 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/100823
+ * include/bits/stl_iterator.h (common_iterator): Define
+ destructor, copy constructor and move constructor as trivial
+ when the underlying types allow.
+ * testsuite/24_iterators/common_iterator/100823.cc: Check
+ triviality of special members.
+
+2022-07-20 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/100823
+ * include/bits/stl_iterator.h (common_iterator): Define move
+ constructor and move assignment operator.
+ (common_iterator::_M_assign): New function implementing
+ assignment.
+ (common_iterator::operator=): Use _M_assign.
+ (common_iterator::_S_valueless): New constant.
+ * testsuite/24_iterators/common_iterator/100823.cc: New test.
+
+2022-07-20 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_iterator.h (common_iterator): Fix incorrect
+ uses of is_nothrow_assignable_v. Fix inconsistent constraints on
+ friend declaration. Do not move argument in copy constructor.
+ * testsuite/24_iterators/common_iterator/1.cc: Check for
+ noexcept constructibnle/assignable.
+
+2022-07-19 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/debug/debug.h [_GLIBCXX_DEBUG](__glibcxx_requires_string): Define
+ using _GLIBCXX_DEBUG_PEDASSERT.
+ [_GLIBCXX_DEBUG](__glibcxx_requires_string_len): Likewise.
+ * include/debug/macros.h
+ (__glibcxx_check_string, __glibcxx_check_string_len): Move...
+ * include/debug/string
+ (__glibcxx_check_string, __glibcxx_check_string_len): ...here. And define depending
+ on _GLIBCXX_DEBUG_PEDANTIC no matter if _GLIBCXX_DEBUG is defined.
+ Add using of std::string find, rfind, find_first_of, find_last_of, find_first_not_of
+ and find_last_not_of. Remove debug implementations having no debug assertion.
+ * testsuite/util/testsuite_string.h: New file. Provides __gnu_test::string and
+ __gnu_test::wtring which definition depends on _GLIBCXX_DEBUG.
+ * testsuite/21_strings/basic_string/debug/find1_neg.cc: New test case.
+ * testsuite/21_strings/basic_string/debug/find2_neg.cc: New test case.
+ * testsuite/21_strings/basic_string/operations/find/char/1.cc:
+ Include <testsuite_string.h> and use __gnu_test::string.
+ * testsuite/21_strings/basic_string/operations/find/char/2.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/char/3.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/char/4.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/char/5.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/char/6.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/1.cc:
+ Include <testsuite_string.h> and use __gnu_test::wstring.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/2.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/3.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/4.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc: Likewise.
+ * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: Likewise.
+
+2022-07-19 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/type_traits (__cpp_lib_reference_from_temporary)
+ (reference_constructs_from_temporary)
+ (reference_converts_from_temporary): Only define when the
+ built-ins are available.
+
+2022-07-19 Marco Falke <falke.marco@gmail.com>
+
+ * include/std/charconv (__from_chars_alnum_to_val): Replace
+ implicit conversion from int to unsigned char with explicit
+ cast.
+
+2022-07-19 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * configure: Regnerate.
+ * configure.ac (newlib, *-rtems*): Remove HAVE_POLL.
+
+2022-07-18 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/bits/stl_algo.h
+ (__merge_adaptive): Adapt to merge only when buffer is large enough..
+ (__merge_adaptive_resize): New, adapt merge when buffer is too small.
+ (__inplace_merge): Adapt, use latter.
+ (__stable_sort_adaptive): Adapt to sort only when buffer is large enough.
+ (__stable_sort_adaptive_resize): New, adapt sort when buffer is too small.
+ (__stable_sort): Adapt, use latter.
+
+2022-07-15 Marek Polacek <polacek@redhat.com>
+
+ PR c++/104477
+ * include/std/type_traits (reference_constructs_from_temporary,
+ reference_converts_from_temporary): New class templates.
+ (reference_constructs_from_temporary_v,
+ reference_converts_from_temporary_v): New variable templates.
+ (__cpp_lib_reference_from_temporary): Define for C++23.
+ * include/std/version (__cpp_lib_reference_from_temporary): Define for
+ C++23.
+ * testsuite/20_util/variable_templates_for_traits.cc: Test
+ reference_constructs_from_temporary_v and
+ reference_converts_from_temporary_v.
+ * testsuite/20_util/reference_from_temporary/value.cc: New test.
+ * testsuite/20_util/reference_from_temporary/value2.cc: New test.
+ * testsuite/20_util/reference_from_temporary/version.cc: New test.
+
+2022-07-12 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106248
+ * include/std/istream [C++17] (operator>>(istream&, char*)):
+ Set eofbit if we stopped extracting at EOF.
+ * testsuite/27_io/basic_istream/extractors_character/char/pr106248.cc:
+ New test.
+ * testsuite/27_io/basic_istream/extractors_character/wchar_t/pr106248.cc:
+ New test.
+
+2022-07-12 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_iterator.h (__iter_to_alloc_t): Replace
+ add_const_t with const-qualifier.
+ * include/bits/utility.h (tuple_element<N, cv T>): Likewise for
+ all cv-qualifiers.
+ * include/std/type_traits (add_const, add_volatile): Replace
+ typedef-declaration with using-declaration.
+ (add_cv): Replace add_const and add_volatile with cv-qualifiers.
+ * include/std/variant (variant_alternative<N, cv T>): Replace
+ add_const_t, add_volatile_t and add_cv_t etc. with cv-qualifiers.
+
+2022-07-09 François Dumont <fdumont@gcc.gnu.org>
+
+ * include/std/string: Remove obsolete comment about char_traits.h including
+ stl_algobase.h.
+
+2022-07-07 Jonathan Wakely <jwakely@redhat.com>
+
+ PR c++/89074
+ * include/bits/char_traits.h (__gnu_cxx::char_traits::move):
+ Remove workaround for front-end bug.
+
+2022-07-05 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/util/testsuite_fs.h (nonexistent_path): Explain
+ why we need the typecast.
+
+2022-07-05 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/util/testsuite_fs.h (nonexistent_path): Convert
+ the getpid result to an integral type.
+
+2022-07-01 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/106162
+ * include/Makefile.am (largefile-config.h): Add
+ stamp-${host_alias} prerequisite.
+ * include/Makefile.in: Regenerate.
+
+2022-07-01 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/fs_ops.h: Add nodiscard to all pure functions.
+ * include/experimental/bits/fs_ops.h: Likewise.
+ * testsuite/27_io/filesystem/operations/all.cc: Do not discard
+ results of absolute and canonical.
+ * testsuite/27_io/filesystem/operations/absolute.cc: Cast
+ discarded result to void.
+ * testsuite/27_io/filesystem/operations/canonical.cc: Likewise.
+ * testsuite/27_io/filesystem/operations/exists.cc: Likewise.
+ * testsuite/27_io/filesystem/operations/is_empty.cc: Likewise.
+ * testsuite/27_io/filesystem/operations/read_symlink.cc:
+ Likewise.
+ * testsuite/27_io/filesystem/operations/status.cc: Likewise.
+ * testsuite/27_io/filesystem/operations/symlink_status.cc:
+ Likewise.
+ * testsuite/27_io/filesystem/operations/temp_directory_path.cc:
+ Likewise.
+ * testsuite/experimental/filesystem/operations/canonical.cc:
+ Likewise.
+ * testsuite/experimental/filesystem/operations/exists.cc:
+ Likewise.
+ * testsuite/experimental/filesystem/operations/is_empty.cc:
+ Likewise.
+ * testsuite/experimental/filesystem/operations/read_symlink.cc:
+ Likewise.
+ * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
+ Likewise.
+
+2022-07-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+ * configure: Regnerate.
+ * configure.ac (newlib, *-rtems*): Enable TLS support for all RTEMS
+ targets except bfin, lm32, mips, moxie, or1k, and v850.
+ For all RTEMS targets, define HAVE_ALIGNED_ALLOC, HAVE_AT_QUICK_EXIT,
+ HAVE_LINK, HAVE_POLL, HAVE_QUICK_EXIT, HAVE_READLINK, HAVE_SETENV,
+ HAVE_SLEEP, HAVE_SOCKATMARK, HAVE_STRERROR_L, HAVE_SYMLINK,
+ HAVE_TRUNCATE, and HAVE_USLEEP.
+ * crossconfig.m4 (*-rtems*): Remove.
+
+2022-06-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/utility.h: Fix comment typos.
+
+2022-06-30 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_ops.cc (fs::temp_directory_path()): Include path
+ in exception.
+ (fs::temp_directory_path(error_code&)): Rearrange to more
+ closely match the structure of the first overload.
+ * src/filesystem/ops.cc (fs::temp_directory_path): Likewise.
+ * testsuite/27_io/filesystem/operations/temp_directory_path.cc:
+ Check that exception contains the path.
+ * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
+ Likewise.
+
+2022-06-30 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/88881
+ * src/filesystem/ops.cc (has_trailing_slash): New helper
+ function.
+ (fs::status): Strip trailing slashes.
+ (fs::symlink_status): Likewise.
+ * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
+ Clean the environment before each test and use TMP instead of
+ TMPDIR so the test passes on Windows.
+
+2022-06-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/filesystem/dir-common.h (_Dir_base::_At_path):
+ Use char_type consistently for paths.
+
+2022-06-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_dir.cc (_Dir::dir_and_pathname):: Replace with
+ current() returning _At_path.
+ (_Dir::_Dir, _Dir::open_subdir, _Dir::do_unlink): Adjust.
+ * src/filesystem/dir-common.h (_Dir_base::_At_path): New class.
+ (_Dir_base::_Dir_Base, _Dir_base::openat): Use _At_path.
+ * src/filesystem/dir.cc (_Dir::dir_and_pathname): Replace with
+ current() returning _At_path.
+ (_Dir::_Dir, _Dir::open_subdir): Adjust.
+
+2022-06-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/fs_dir.cc (_Dir::_Dir) [!_GLIBCXX_HAVE_OPENAT]:
+ Always store pathname if we don't have openat or unlinkat,
+ because the full path is needed to open sub-directories and
+ remove entries.
+
+2022-06-28 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/from_chars/4.cc: Only use log2 if C99 math
+ functions are available.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/20_util/to_chars/long_double.cc: Use cmath
+ long double overloads for nexttoward and ldexp.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/experimental/simd/standard_abi_usable.cc: Require
+ cmath support.
+ * testsuite/experimental/simd/standard_abi_usable_2.cc:
+ Likewise.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/26_numerics/complex/proj.cc: Skip test in the
+ circumstances in which the implementation of proj is known to
+ be broken.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * src/c++17/fs_dir.cc (dir_and_pathname): Use dirfd if
+ _GLIBCXX_HAVE_OPENAT.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc
+ (test06): Don't create symlinks when NO_SYMLINKS is defined.
+
+2022-06-27 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/lib/dg-options.exp (add_options_for_net_ts):
+ Add -Wl,--gc-sections for RTEMS targets.
+ * testsuite/experimental/net/timer/waitable/dest.cc: Link-time
+ xfail on RTEMS.
+ * testsuite/experimental/net/timer/waitable/ops.cc: Likewise.
+ * testsuite/experimental/net/internet/resolver/ops/lookup.cc:
+ Execution-time xfail on RTEMS.
+ * testsuite/experimental/net/internet/resolver/ops/reverse.cc:
+ Likewise.
+
+2022-06-27 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/ext/mt_allocator/22309_thread.cc: Include <string>.
+
+2022-06-27 Joel Brobecker <brobecker@adacore.com>
+ Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path):
+ Always include a counter in the filename returned.
+
+2022-06-27 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/move_only_function.h (_Never_valueless_alt):
+ Define partial specialization for std::move_only_function.
+
+2022-06-27 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/variant (_Build_FUN::_S_fun): Define fallback case
+ as deleted.
+ (__accepted_index, _Extra_visit_slot_needed): Replace class
+ templates with variable templates.
+
+2022-06-27 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/fs_path.h (__is_path_iter_src): Replace class
+ template with variable template.
+
+2022-06-27 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/chrono.h (is_clock_v): Define to false.
+ (is_clock_v<T>): Define partial specialization for true cases.
+ (is_clock): Define in terms of is_clock_v.
+
+2022-06-24 Xi Ruoyao <xry111@xry111.site>
+
+ * scripts/extract_symvers.in: Use grep -E instead of egrep.
+ * scripts/run_doxygen: Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
+ openat.
+ * configure, config.h.in: Rebuilt.
+ * src/filesystem/dir-common.h (openat): Use ::openat if
+ _GLIBCXX_HAVE_OPENAT.
+ * src/filesystem/dir.cc (dir_and_pathname): Use dirfd if
+ _GLIBCXX_HAVE_OPENAT.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/27_io/filesystem/operations/rename.cc: xfail on
+ rtems.
+ * testsuite/experimental/filesystem/operations/rename.cc:
+ Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/util/testsuite_fs.h (NO_LAST_WRITE_TIME): Define
+ when appropriate.
+ * testsuite/lib/libstdc++.exp
+ (check_v3_target_fs_last_write_time): New.
+ * testsuite/lib/dg-options.exp (dg-require-target-fs-lwt):
+ New.
+ * testsuite/27_io/filesystem/operations/last_write_time.cc:
+ Skip the test if the features are unavailable.
+ * testsuite/experimental/filesystem/operations/last_write_time.cc:
+ Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/util/testsuite_fs.h (NO_SPACE): Define if
+ appropriate.
+ * testsuite/lib/libstdc++.exp (check_v3_target_fs_space): New.
+ * testsuite/lib/dg-options.exp (dg-require-target-fs-space):
+ New.
+ * testsuite/27_io/filesystem/operations/space.cc: Require
+ target-fs-space.
+ * testsuite/experimental/filesystem/operations/space.cc:
+ Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/util/testsuite_fs.h (NO_SYMLINKS): Define on
+ mingw and when create_symlink is a dummy.
+ * testsuite/27_io/filesystem/operations/symlink_status.cc:
+ Drop mingw xfail.
+ (test01, test02): Don't create symlinks when NO_SYMLINKS is
+ defined.
+ * testsuite/27_io/filesystem/operations/canonical.cc (test03):
+ Likewise.
+ * testsuite/27_io/filesystem/operations/copy.cc (test02):
+ Likewise.
+ * testsuite/27_io/filesystem/operations/create_directories.cc
+ (test04): Likewise.
+ * testsuite/27_io/filesystem/operations/create_directory.cc
+ (test01): Likewise.
+ * testsuite/27_io/filesystem/operations/permissions.cc
+ (test03, test04): Likewise.
+ * testsuite/27_io/filesystem/operations/remove.cc (test01):
+ Likewise.
+ * testsuite/27_io/filesystem/operations/remove_all.cc (test01):
+ Likewise.
+ * testsuite/27_io/filesystem/operations/rename.cc
+ (test_symlinks): Likewise.
+ * testsuite/27_io/filesystem/operations/weakly_canonical.cc
+ (test01): Likewise.
+ * testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc
+ (test06): Likewise.
+ * testsuite/experimental/filesystem/operations/copy.cc
+ (test01): Likewise.
+ * testsuite/experimental/filesystem/operations/create_directories.cc
+ (test04): Likewise.
+ * testsuite/experimental/filesystem/operations/create_directory.cc
+ (test01): Likewise.
+ * testsuite/experimental/filesystem/operations/permissions.cc
+ (test03, test04): Likewise.
+ * testsuite/experimental/filesystem/operations/remove.cc
+ (test01): Likewise.
+ * testsuite/experimental/filesystem/operations/remove_all.cc
+ (test01): Likewise.
+ * testsuite/experimental/filesystem/operations/rename.cc
+ (test01): Likewise.
+ * testsuite/lib/libstdc++.exp
+ (v3_check_preprocessor_condition): Add optional inc parameter.
+ Add it to the test program after include bits/c++config.h.
+ (check_v3_target_fs_symlinks): New.
+ * testsuite/lib/dg-options.exp
+ (dg-require-target-fs-symlinks): New.
+ * testsuite/27_io/filesystem/operations/read_symlink.cc:
+ Replace mingw xfail with require target-fs-symlinks.
+ * testsuite/experimental/filesystem/operations/read_symlink.cc:
+ Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/27_io/filesystem/operations/copy.cc (test02):
+ Select TO after creating FROM.
+ (test03, test04): Likewise.
+ * testsuite/experimental/filesystem/operations/copy.cc
+ (test02, test03, test04): Likewise.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/30_threads/thread/native_handle/cancel.cc: Add an
+ explicit cancellation point in case sleep_for lacks one.
+
+2022-06-24 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/lib/dg-options.exp (add_options_for_net_ts): Add
+ -lbsd for RTEMS targets.
+
+2022-06-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/27_io/filesystem/iterators/error_reporting.cc: Use
+ rmdir to remove directories.
+ * testsuite/experimental/filesystem/iterators/error_reporting.cc:
+ Likewise.
+
+2022-06-23 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/26_numerics/random/random_device/entropy.cc: Use
+ numeric_limits<unsigned>::digits.
+
+2022-06-22 Alexandre Oliva <oliva@adacore.com>
+
+ * libsupc++/eh_globals.cc [!_GLIBCXX_HAVE_TLS]
+ (__eh_globals_init::~__eh_globals_init): Clear _S_init first.
+
+2022-06-22 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/30_threads/this_thread/60421.cc (test02): Call
+ sched_yield.
+
+2022-06-22 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/20_util/to_chars/long_double.cc: Require cmath.
+
+2022-06-22 Alexandre Oliva <oliva@adacore.com>
+
+ * testsuite/23_containers/bitset/cons/dr1325-2.cc: Work around
+ global struct bitset.
+ * testsuite/23_containers/bitset/ext/15361.cc: Likewise.
+ * testsuite/23_containers/bitset/input/1.cc: Likewise.
+ * testsuite/23_containers/bitset/to_string/1.cc: Likewise.
+ * testsuite/23_containers/bitset/to_string/dr396.cc: Likewise.
+
+2022-06-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/21_strings/basic_string/cons/char/105995.cc: Add
+ missing #include.
+
+2022-06-16 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105995
+ * include/bits/basic_string.h (_M_use_local_data): Initialize
+ the entire SSO buffer.
+ * testsuite/21_strings/basic_string/cons/char/105995.cc: New test.
+
+2022-06-16 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/101482
+ * include/ext/vstring.h (operator==): Always check lengths
+ before comparing.
+
+2022-06-15 François Dumont <fdumont@gcc.gnu.org>
+
+ PR libstdc++/105717
+ * include/bits/hashtable_policy.h (_ConvertToValueType): New.
+ * include/bits/hashtable.h (_Hashtable<>::_M_insert_unique_aux): New.
+ (_Hashtable<>::_M_insert(_Arg&&, const _NodeGenerator&, true_type)): Use latters.
+ (_Hashtable<>::_M_insert(_Arg&&, const _NodeGenerator&, false_type)): Likewise.
+ (_Hashtable(_InputIterator, _InputIterator, size_type, const _Hash&, const _Equal&,
+ const allocator_type&, true_type)): Use this.insert range.
+ (_Hashtable(_InputIterator, _InputIterator, size_type, const _Hash&, const _Equal&,
+ const allocator_type&, false_type)): Use _M_insert.
+ * testsuite/23_containers/unordered_map/cons/56112.cc: Check how many times conversion
+ is done.
+ * testsuite/23_containers/unordered_map/insert/105717.cc: New test.
+ * testsuite/23_containers/unordered_set/insert/105717.cc: New test.
+
+2022-06-14 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/62187
+ * include/bits/basic_string.h (operator==): Always compare
+ lengths before checking string contents.
+ [!__cpp_lib_three_way_comparison] (operator==, operator!=):
+ Reorder arguments.
+
+2022-06-14 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/59048
+ * include/bits/basic_string.h (compare): Define inline.
+ * include/bits/basic_string.tcc (compare): Remove out-of-line
+ definitions.
+ * include/bits/cow_string.h (compare): Define inline.
+ * testsuite/21_strings/basic_string/operations/compare/char/3.cc:
+ New test.
+
+2022-06-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/new_allocator.h: Fix indentation.
+ * include/ext/malloc_allocator.h: Likewise.
+
+2022-06-14 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105957
+ * include/bits/allocator.h (allocator::allocate): Check for
+ overflow in constexpr allocation.
+ * testsuite/20_util/allocator/105975.cc: New test.
+
+2022-06-13 Mark Mentovai <mark@mentovai.com>
+
+ * include/experimental/bits/fs_path.h (__detail::__null_terminated):
+ Rename to __nul_terminated to avoid colliding with a macro in
+ Apple's SDK.
+
+2022-06-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/atomic (__atomic_val_t): Use __type_identity_t
+ instead of atomic<T>::value_type, as per LWG 3220.
+ * testsuite/29_atomics/atomic/lwg3220.cc: New test.
+
+2022-06-10 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105844
+ * include/experimental/numeric (experimental::gcd): Simplify
+ assertions. Use __abs_r instead of __absu.
+ (experimental::lcm): Likewise. Remove use of __detail::__lcm so
+ overflow can be detected.
+ * include/std/numeric (__detail::__absu): Rename to __abs_r and
+ change to allow signed result type, so overflow can be detected.
+ (__detail::__lcm): Remove.
+ (gcd): Simplify assertions. Use __abs_r instead of __absu.
+ (lcm): Likewise. Remove use of __detail::__lcm so overflow can
+ be detected.
+ * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error lines.
+ * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
+ * testsuite/26_numerics/gcd/105844.cc: New test.
+ * testsuite/26_numerics/lcm/105844.cc: New test.
+
+2022-06-10 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105880
+ * libsupc++/eh_globals.cc (eh_globals): Ensure constant init and
+ prevent destruction during termination.
+ (__eh_globals_init::_M_init): Replace with static member _S_init.
+ (__cxxabiv1::__cxa_get_globals_fast): Update.
+ (__cxxabiv1::__cxa_get_globals): Likewise.
+
+2022-06-10 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/basic_string.h (__hash_str_base): New class
+ template.
+ (hash<basic_string<C, char_traits<C>, A>>): Define partial
+ specialization for each of the standard character types.
+ (hash<string>, hash<wstring>, hash<u8string>, hash<u16string>)
+ (hash<u32string>): Remove explicit specializations.
+ * include/std/string (__hash_string_base): Remove class
+ template.
+ (hash<pmr::string>, hash<pmr::wstring>, hash<pmr::u8string>)
+ (hash<pmr::u16string>, hash<pmr::u32string>): Remove explicit
+ specializations.
+ * testsuite/21_strings/basic_string/hash/hash.cc: Test with
+ custom allocators.
+ * testsuite/21_strings/basic_string/hash/hash_char8_t.cc:
+ Likewise.
+
+2022-05-27 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105671
+ * include/std/sstream (basic_stringbuf::_M_high_mark): Add
+ always_inline attribute.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/105681
+ * include/ext/pb_ds/detail/resize_policy/hash_prime_size_policy_imp.hpp:
+ Limit ga_sizes array to values that fit in size_t.
+ * include/ext/random [__SIZE_WIDTH < 32] (sfmt86243)
+ (sfmt86243_64, sfmt132049, sfmt132049_64, sfmt216091)
+ (sfmt216091_64): Do not declare.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Make
+ lookup for ios_errc and future_errc check versioned namespace.
+ (StdAtomicPrinter): Strip versioned namespace from typename.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++11/Makefile.am: Add new source file.
+ * src/c++11/Makefile.in: Regenerate.
+ * src/c++11/cxx11-ios_failure.cc (iostream_category):
+ Move to ...
+ * src/c++11/ios_errcat.cc: New file.
+ * testsuite/27_io/ios_base/failure/error_code.cc: Check that
+ std::iostream_category() is defined and used for std::io_errc.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/stl_iterator.h (counted_iterator::operator++(int)):
+ Add 'constexpr' as per LWG 3643.
+ * testsuite/24_iterators/counted_iterator/lwg3643.cc: New test.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/functional_hash.h (__is_fast_hash): Add doxygen
+ comment.
+ * include/bits/hashtable.h: Do not include <bits/stl_function.h>
+ here.
+ * include/bits/hashtable_policy.h: Include <bits/stl_pair.h> and
+ <bits/functional_hash.h>.
+ * include/bits/unordered_map.h: Include required headers.
+ * include/bits/unordered_set.h: Likewise.
+ * include/std/unordered_map: Do not include headers for indirect
+ dependencies.
+ * include/std/unordered_set: Likewise.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ranges_algobase.h: Do not include
+ <bits/stl_iterator_base_types.h>.
+ * include/std/string: Likewise.
+ * include/std/variant: Likewise.
+
+2022-05-26 Nathan Sidwell <nathan@acm.org>
+
+ * include/bits/hashtable.h: Include required headers.
+ * include/bits/hashtable_policy.h: Likewise.
+ * include/bits/stl_heap.h: Likewise.
+ * include/bits/stl_iterator_base_funcs.h: Likewise.
+
+2022-05-26 François Dumont <fdumont@gcc.gnu.org>
+
+ * python/libstdcxx/v6/printers.py (StdSpanPrinter.__init__):
+ Strip typename from version namespace.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * python/libstdcxx/v6/printers.py (SharedPointerPrinter): Strip
+ versioned namespace from the template argument too.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/21_strings/basic_string/modifiers/pop_back/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/modifiers/pop_back/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/modifiers/pop_back/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/modifiers/pop_back/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/modifiers/swap/wchar_t/constexpr.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/modifiers/swap/constexpr-wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/modifiers/swap/char/constexpr.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/modifiers/swap/constexpr.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/contains/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/contains/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/contains/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/contains/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/data/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/data/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/data/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/data/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/ends_with/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/ends_with/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/ends_with/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/ends_with/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/starts_with/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/starts_with/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/starts_with/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/starts_with/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/substr/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/substr/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/operations/substr/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/operations/substr/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/range_access/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/range_access/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/range_access/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/range_access/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/swap/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/contains/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/contains/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/contains/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/contains/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/data/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/data/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/data/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/data/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/ends_with/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/ends_with/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/ends_with/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/ends_with/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/starts_with/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/starts_with/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/starts_with/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/starts_with/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/substr/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/substr/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/operations/substr/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/operations/substr/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/range_access/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/range_access/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/range_access/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char16_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char16_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char32_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char32_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char8_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/char8_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/int.cc:
+ ...here.
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string/requirements/explicit_instantiation/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char8_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char8_t.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/int.cc:
+ ...here.
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char16_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char16_t.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char32_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char32_t.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char8_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/char8_t.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/short/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/short.cc:
+ ...here.
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/wchar_t/1.cc:
+ Moved to...
+ * testsuite/21_strings/char_traits/requirements/explicit_instantiation/wchar_t.cc:
+ ...here.
+
+2022-05-26 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/duration/requirements/explicit_instantiation/explicit_instantiation.cc:
+ Moved to...
+ * testsuite/20_util/duration/requirements/explicit_instantiation.cc: ...here.
+ * testsuite/20_util/time_point/requirements/explicit_instantiation/explicit_instantiation.cc:
+ Moved to...
+ * testsuite/20_util/time_point/requirements/explicit_instantiation.cc: ...here.
+ * testsuite/20_util/unique_ptr/requirements/explicit_instantiation/explicit_instantiation.cc:
+ Moved to...
+ * testsuite/20_util/unique_ptr/requirements/explicit_instantiation.cc: ...here.
+
+2022-05-25 Jason Merrill <jason@redhat.com>
+
+ * testsuite/20_util/function_objects/constexpr_searcher.cc: Add
+ constexpr.
+
+2022-05-20 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/26_numerics/random/bernoulli_distribution/operators/values.cc:
+ Run fewer iterations for simulator targets.
+ * testsuite/26_numerics/random/binomial_distribution/operators/values.cc:
+ Likewise.
+ * testsuite/26_numerics/random/discrete_distribution/operators/values.cc:
+ Likewise.
+ * testsuite/26_numerics/random/geometric_distribution/operators/values.cc:
+ Likewise.
+ * testsuite/26_numerics/random/negative_binomial_distribution/operators/values.cc:
+ Likewise.
+ * testsuite/26_numerics/random/poisson_distribution/operators/values.cc:
+ Likewise.
+ * testsuite/26_numerics/random/uniform_int_distribution/operators/values.cc:
+ Likewise.
+
+2022-05-19 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/char_traits.h: Only include <cstdint> when
+ necessary.
+ * include/std/stacktrace: Use __UINTPTR_TYPE__ instead of
+ uintptr_t.
+ * src/c++11/cow-stdexcept.cc: Include <stdint.h>.
+ * src/c++17/floating_to_chars.cc: Likewise.
+ * testsuite/20_util/assume_aligned/1.cc: Include <cstdint>.
+ * testsuite/20_util/assume_aligned/3.cc: Likewise.
+ * testsuite/20_util/shared_ptr/creation/array.cc: Likewise.
+
+2022-05-19 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/basic_string.h: Do not include <ext/atomicity.h>
+ here.
+ * include/bits/cow_string.h: Include it here.
+
+2022-05-19 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/Makefile.am: Add new header.
+ * include/Makefile.in: Regenerate.
+ * include/bits/memory_resource.h: New file.
+ * include/std/deque: Include <bits/memory_resource.h>.
+ * include/std/forward_list: Likewise.
+ * include/std/list: Likewise.
+ * include/std/map: Likewise.
+ * include/std/memory_resource (pmr::memory_resource): Move to
+ new <bits/memory_resource.h> header.
+ (pmr::polymorphic_allocator): Likewise.
+ * include/std/regex: Likewise.
+ * include/std/set: Likewise.
+ * include/std/stacktrace: Likewise.
+ * include/std/string: Likewise.
+ * include/std/unordered_map: Likewise.
+ * include/std/unordered_set: Likewise.
+ * include/std/vector: Likewise.
+ * testsuite/21_strings/basic_string/types/pmr_typedefs.cc:
+ Remove <memory_resource> header and check construction.
+ * testsuite/23_containers/deque/types/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/forward_list/pmr_typedefs.cc:
+ Likewise.
+ * testsuite/23_containers/list/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/map/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/multimap/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/multiset/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/set/pmr_typedefs.cc: Likewise.
+ * testsuite/23_containers/unordered_map/pmr_typedefs.cc:
+ Likewise.
+ * testsuite/23_containers/unordered_multimap/pmr_typedefs.cc:
+ Likewise.
+ * testsuite/23_containers/unordered_multiset/pmr_typedefs.cc:
+ Likewise.
+ * testsuite/23_containers/unordered_set/pmr_typedefs.cc:
+ Likewise.
+ * testsuite/23_containers/vector/pmr_typedefs.cc: Likewise.
+ * testsuite/28_regex/match_results/pmr_typedefs.cc: Likewise.
+
+2022-05-19 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/memory_resource (polymorphic_allocator): Add
+ non-template equality operator, as proposed for LWG 3683.
+ * testsuite/20_util/polymorphic_allocator/lwg3683.cc: New test.
+
+2022-05-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/c++17/memory_resource.cc (set_default_resource): Use
+ memory_order_acq_rel.
+ (get_default_resource): Use memory_order_acquire.
+
+2022-05-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/memory_resource (new_delete_resource): Add
+ nodiscard, returns_nonnull and const attributes.
+ (null_memory_resource): Likewise.
+ (set_default_resource, get_default_resource): Add returns_nonnull
+ attribute.
+ (memory_resource::is_equal): Add nodiscard attribute.
+ (operator==, operator!=): Likewise.
+
+2022-05-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ios_base.h (io_category): Add const and nodiscard
+ attributes.
+ (make_error_code, make_error_condition): Add nodiscard.
+ * include/std/future (future_category): Add const and nodiscard.
+ (make_error_code, make_error_condition): Add nodiscard.
+ * include/std/system_error (generic_category system_category):
+ Add nodiscard. Replace _GLIBCXX_CONST with C++11 attribute.
+ (error_code::value, error_code::category, error_code::operator bool)
+ (error_condition::value, error_condition::category)
+ (error_condition::operator bool, make_error_code)
+ (make_error_condition, operator==, operator!=, operator<=>): Add
+ nodiscard.
+
+2022-05-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/20_util/expected/synopsis.cc: Skip for versioned
+ namespace.
+ * testsuite/27_io/headers/iosfwd/synopsis.cc: Likewise.
+
+2022-05-17 Jonathan Wakely <jwakely@redhat.com>
+
+ * src/Makefile.am [ENABLE_SYMVERS_GNU_NAMESPACE] (cxx11_sources):
+ Do not build the compatibility*-c++0x.cc objects.
+ * src/Makefile.in: Regenerate.
+ * src/c++11/compatibility-c++0x.cc [_GLIBCXX_INLINE_VERSION]:
+ Refuse to build for the versioned namespace.
+ * src/c++11/compatibility-chrono.cc: Likewise.
+ * src/c++11/compatibility-condvar.cc: Likewise.
+ * src/c++11/compatibility-thread-c++0x.cc: Likewise.
+ * src/c++11/chrono.cc (system_clock, steady_clock):
+ Use macros to define in inline namespace _V2, matching the
+ declarations in <system_error>.
+ * src/c++11/system_error.cc (system_category, generic_category):
+ Likewise.
+
+2022-05-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/prerequisites.xml: Fix attributes for external
+ hyperlink.
+ * doc/html/manual/setup.html: Regenerate.
+
+2022-05-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/status_cxx2023.xml: Update with gcc-12 support.
+ * doc/html/*: Regenerate.
+
+2022-05-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/xml/manual/intro.xml: Include new chapter.
+ * doc/xml/manual/status_cxx2020.xml: Tweak release numbers.
+ * doc/xml/manual/status_cxx2023.xml: New file.
+ * doc/html/*: Regenerate.
+
+2022-05-16 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/html/manual/status.html: Regenerate.
+ * doc/xml/manual/status_cxx2020.xml: Fix supported version for
+ C++20 bit operations.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/std_thread.h (thread::_State, thread::_State_ptr):
+ Declare as private unless _GLIBCXX_THREAD_IMPL is defined.
+ * src/c++11/thread.cc (_GLIBCXX_THREAD_IMPL): Define.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/future (launch): Make operators noexcept.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Replace __exception_ptr
+ with "__unspecified__".
+ * libsupc++/exception_ptr.h: Improve doxygen docs.
+ (__exception_ptr::swap): Also declare in namespace std.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * libsupc++/nested_exception.h (throw_with_nested) [C++17]: Use
+ if-constexpr instead of tag dispatching.
+ (rethrow_if_nested) [C++17]: Likewise.
+ (rethrow_if_nested) [!__cpp_rtti]: Do not use dynamic_cast if it
+ would require RTTI.
+ * testsuite/18_support/nested_exception/rethrow_if_nested-term.cc:
+ New test.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Define
+ _GTHREAD_USE_MUTEX_TIMEDLOCK macro.
+ * include/bits/std_mutex.h (mutex, lock_guard): Use @since and
+ @headerfile.
+ * include/bits/unique_lock.h (unique_lock): Likewise.
+ * include/std/mutex (recursive_mutex, timed_mutex)
+ (recursive_timed_mutex, scoped_lock): Likewise.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Define
+ _GLIBCXX23_CONSTEXPR macro.
+ * include/backward/auto_ptr.h (auto_ptr): Use @deprecated.
+ * include/bits/unique_ptr.h (default_delete): Use @since and
+ @headerfile.
+ * include/std/scoped_allocator: Remove @ingroup from @file
+ block.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/std_thread.h (thread, thread::id): Improve
+ doxygen docs.
+ * include/std/future: Likewise.
+ * include/std/thread (jthread): Likewise.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ostream_insert.h: Mark helper functions as
+ undocumented by Doxygen.
+ * include/bits/stl_algo.h: Use markdown for formatting and mark
+ helper functions as undocumented.
+ * include/bits/stl_numeric.h: Likewise.
+ * include/bits/stl_pair.h (pair): Add @headerfile.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Define __allocator_base
+ so that Doxygen shows the right base-class for std::allocator.
+ * include/bits/alloc_traits.h: Improve doxygen docs.
+ * include/bits/allocator.h: Likewise.
+ * include/bits/new_allocator.h: Likewise.
+ * include/ext/new_allocator.h: Likewise.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Define macro
+ _GLIBCXX_DOXYGEN_ONLY to expand its argument.
+ * include/bits/c++config (_GLIBCXX_DOXYGEN_ONLY): Define.
+ * include/bits/regex.h: Improve doxygen docs.
+ * include/bits/regex_constants.h: Likewise.
+ * include/bits/regex_error.h: Likewise.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/atomic: Suppress doxygen docs for
+ implementation details.
+ * include/bits/atomic_base.h: Likewise.
+ * include/bits/shared_ptr_atomic.h: Use markdown. Fix grouping
+ so that std::atomic is not added to the pointer abstractions
+ group.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/system_error: Improve doxygen comments.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/ptr_traits.h: Add some doxygen comments.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (PREDEFINED): Expand new macros to
+ nothing.
+ * include/bits/c++config (_GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE)
+ (_GLIBCXX_END_INLINE_ABI_NAMESPACE): Define new macros.
+ * include/bits/algorithmfwd.h (_V2::__rotate): Use new macros
+ for the namespace.
+ * include/bits/chrono.h (chrono::_V2::system_clock): Likewise.
+ * include/bits/stl_algo.h (_V2::__rotate): Likewise.
+ * include/std/condition_variable (_V2::condition_variable_any):
+ Likewise.
+ * include/std/system_error (_V2::error_category): Likewise.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/mofunc_impl.h: Fix doxygen command.
+
+2022-05-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/doxygen/user.cfg.in (GROUP_NESTED_COMPOUNDS): Set to NO.
+ (CLASS_DIAGRAMS): Remove obsolete option.
+
2022-05-12 Jonathan Wakely <jwakely@redhat.com>
* config/locale/dragonfly/numeric_members.cc: Remove whitespace.
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