2022-12-24 Iain Sandoe <iain@sandoe.co.uk>
* src/c++20/tzdb.cc (remote_version): Look for the tzdata.zi
file before falling back to system-specific ones on Darwin and
BSD.
2022-12-24 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/std/time/tzdb/leap_seconds.cc: Initialize the
override_used test var to false.
2022-12-23 Eric Botcazou <ebotcazou@adacore.com>
* acinclude.m4 (GLIBCXX_EXPORT_FLAGS): Substitute CPPFLAGS.
(GLIBCXX_ENABLE_LIBSTDCXX_TIME): Set ac_has_sched_yield and
ac_has_win32_sleep to yes for MinGW. Change HAVE_WIN32_SLEEP
into _GLIBCXX_USE_WIN32_SLEEP.
(GLIBCXX_CHECK_GTHREADS): Add _WIN32_THREADS to compilation flags for
Win32 threads and force _GTHREAD_USE_MUTEX_TIMEDLOCK to 0 for them.
Add -D_WIN32_WINNT=0x0600 to compilation flags if yes was configured
and add it to CPPFLAGS on success.
* config.h.in: Regenerate.
* configure: Likewise.
* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_GET_NPROCS_WIN32):
Define to 1.
* config/os/mingw32/os_defines.h (_GLIBCXX_USE_GET_NPROCS_WIN32): Ditto
* src/c++11/thread.cc (get_nprocs): Provide Win32 implementation if
_GLIBCXX_USE_GET_NPROCS_WIN32 is defined. Replace HAVE_WIN32_SLEEP
with USE_WIN32_SLEEP.
* testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc: Add
missing conditional compilation.
* testsuite/lib/libstdc++.exp (check_v3_target_sleep): Add support for
_GLIBCXX_USE_WIN32_SLEEP.
(check_v3_target_nprocs): Likewise for _GLIBCXX_USE_GET_NPROCS_WIN32.
2022-12-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc [__APPLE__] (zoneinfo_dir_override): Add
definition.
2022-12-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc: Remove static_assert.
2022-12-23 Arsen Arsenović <arsen@aarsen.me>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107792
PR libstdc++/107778
* src/experimental/contract.cc (handle_contract_violation): Make
output more readable.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105730
* src/c++11/compatibility-condvar.cc (__nothrow_wait_cv::wait):
Access private data member of base class and call its wait
member.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new header.
* include/Makefile.in: Regenerate.
* include/std/chrono (operator<<): Move to new header.
(nonexistent_local_time::_M_make_what_str): Define correctly.
(ambiguous_local_time::_M_make_what_str): Likewise.
* include/bits/chrono_io.h: New file.
* src/c++20/tzdb.cc (operator<<(ostream&, const Rule&)): Use
new ostream output for month and weekday types.
* testsuite/20_util/duration/io.cc: Test std::format support.
* testsuite/std/time/exceptions.cc: Check what() strings.
* testsuite/std/time/syn_c++20.cc: Uncomment local_time_format.
* testsuite/std/time/time_zone/get_info_local.cc: Enable check
for formatted output of local_info objects.
* testsuite/std/time/clock/file/io.cc: New test.
* testsuite/std/time/clock/gps/io.cc: New test.
* testsuite/std/time/clock/system/io.cc: New test.
* testsuite/std/time/clock/tai/io.cc: New test.
* testsuite/std/time/clock/utc/io.cc: New test.
* testsuite/std/time/day/io.cc: New test.
* testsuite/std/time/format.cc: New test.
* testsuite/std/time/hh_mm_ss/io.cc: New test.
* testsuite/std/time/month/io.cc: New test.
* testsuite/std/time/weekday/io.cc: New test.
* testsuite/std/time/year/io.cc: New test.
* testsuite/std/time/year_month_day/io.cc: New test.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::__write_padded_as_spec): New
function.
(__format::__formatter_str, __format::__formatter_int::format)
(formatter<const void*, charT>): Use it.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdChronoDurationPrinter)
(StdChronoTimePointPrinter, StdChronoZonedTimePrinter)
(StdChronoCalendarPrinter, StdChronoTimeZonePrinter)
(StdChronoLeapSecondPrinter, StdChronoTzdbPrinter)
(StdChronoTimeZoneRulePrinter): New printers.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR): New macro.
* config.h.in: Regenerate.
* config/abi/pre/gnu.ver: Export new symbols.
* configure: Regenerate.
* configure.ac (GLIBCXX_ZONEINFO_DIR): Use new macro.
* include/std/chrono (utc_clock::from_sys): Correct handling
of leap seconds.
(nonexistent_local_time::_M_make_what_str): Define.
(ambiguous_local_time::_M_make_what_str): Define.
(__throw_bad_local_time): Define new function.
(time_zone, tzdb_list, tzdb): Implement all members.
(remote_version, zoned_time, get_leap_second_info): Define.
* include/std/version: Add comment for __cpp_lib_chrono.
* src/c++20/Makefile.am: Add new file.
* src/c++20/Makefile.in: Regenerate.
* src/c++20/tzdb.cc: New file.
* testsuite/lib/libstdc++.exp: Define effective target tzdb.
* testsuite/std/time/clock/file/members.cc: Check file_time
alias and file_clock::now() member.
* testsuite/std/time/clock/gps/1.cc: Likewise for gps_clock.
* testsuite/std/time/clock/tai/1.cc: Likewise for tai_clock.
* testsuite/std/time/syn_c++20.cc: Uncomment everything except
parse.
* testsuite/std/time/clock/utc/leap_second_info.cc: New test.
* testsuite/std/time/exceptions.cc: New test.
* testsuite/std/time/time_zone/get_info_local.cc: New test.
* testsuite/std/time/time_zone/get_info_sys.cc: New test.
* testsuite/std/time/time_zone/requirements.cc: New test.
* testsuite/std/time/tzdb/1.cc: New test.
* testsuite/std/time/tzdb/leap_seconds.cc: New test.
* testsuite/std/time/tzdb_list/1.cc: New test.
* testsuite/std/time/tzdb_list/requirements.cc: New test.
* testsuite/std/time/zoned_time/1.cc: New test.
* testsuite/std/time/zoned_time/custom.cc: New test.
* testsuite/std/time/zoned_time/deduction.cc: New test.
* testsuite/std/time/zoned_time/req_neg.cc: New test.
* testsuite/std/time/zoned_time/requirements.cc: New test.
* testsuite/std/time/zoned_traits.cc: New test.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (__is_duration_v, __is_time_point_v):
New variable templates.
(duration_cast): Add simplified definition for noconv case.
(treat_as_floating_point_v): Add explicit specializations.
(duration::operator%=, floor, ceil, round): Simplify SFINAE
constraints.
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono: Use nodiscard attribute.
2022-12-21 Jakub Jelinek <jakub@redhat.com>
* testsuite/20_util/to_chars/float16_c++23.cc (test): Use 3 argument
std::to_chars if fmt is std::chars_format{}, rather than 4 argument.
* testsuite/20_util/to_chars/float128_c++23.cc (test): Likewise, and
skip second part of testing that requires 5 argument std::to_chars.
2022-12-19 Arsen Arsenović <arsen@aarsen.me>
* include/experimental/contract: Lowercase the constants in
contract_violation_continuation_mode.
2022-12-16 John David Anglin <danglin@gcc.gnu.org>
* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected): Add monadic operations.
(expected<void, E>): Likewise.
* include/std/version (__cpp_lib_expected): Bump value.
* testsuite/20_util/expected/synopsis.cc: Adjust expected macro
value.
* testsuite/20_util/expected/version.cc: Likewise.
* testsuite/20_util/expected/illformed_neg.cc: Prune additional
errors from ill-formed monadic operations.
* testsuite/20_util/expected/observers.cc: Check error_or.
* testsuite/20_util/expected/monadic.cc: New test.
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::_M_swap_val_unex): Guard the
correct object.
(expected::swap): Move is_swappable
requirement from static_assert to constraint.
(swap): Likewise.
(operator==): Remove noexcept-specifier.
* testsuite/20_util/expected/swap.cc: Check swapping of
types without non-throwing move constructor. Check constraints
on swap.
* testsuite/20_util/expected/unexpected.cc: Check constraints on
swap.
* testsuite/20_util/expected/equality.cc: New test.
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
Add static assert for rebind requirement.
* testsuite/20_util/allocator_traits/members/rebind_alloc.cc:
Fix invalid rebind member in test allocator.
* testsuite/20_util/allocator_traits/requirements/rebind_neg.cc:
New test.
* testsuite/20_util/scoped_allocator/outermost.cc: Add rebind to
test allocator.
* testsuite/23_containers/forward_list/48101_neg.cc: Prune new
static assert error.
* testsuite/23_containers/unordered_multiset/48101_neg.cc:
Likewise.
* testsuite/23_containers/unordered_set/48101_neg.cc:
Likewise.
* testsuite/23_containers/vector/52591.cc: Fix typo in rebind.
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108118
* include/bits/shared_ptr_base.h (weak_ptr::operator=):
Implement as move-and-swap exactly as specified in the standard.
* testsuite/20_util/weak_ptr/cons/self_move.cc: New test.
2022-12-15 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/108075
* config/abi/pre/gnu.ver (CXXABI_1.3.14): Export
_ZTIDF[0-9]*[_bx], _ZTIPDF[0-9]*[_bx] and _ZTIPKDF[0-9]*[_bx].
* testsuite/util/testsuite_abi.cc (check_version): Handle
CXXABI_1.3.14.
2022-12-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108097
* include/std/stacktrace (basic_stracktrace::_Impl): Do not
multiply N by sizeof(value_type) when allocating.
2022-12-13 Jakub Jelinek <jakub@redhat.com>
* src/libbacktrace/backtrace-rename.h (backtrace_uncompress_zstd):
Define.
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/duration/arithmetic/overflow_c++20.cc: New
test.
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108024
* include/std/format (basic_format_string): Fix constraint.
* testsuite/std/format/format_string.cc: New test.
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (hh_mm_ss): Rename __is_unsigned member to
_S_is_unsigned.
* include/std/format (basic_format_context): Rename _Out_
template parameter to _Out2.
* testsuite/17_intro/names.cc: Add Windows SAL annotation
macros.
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/98034
* include/std/atomic (__cpp_lib_atomic_lock_free_type_aliases):
Define macro.
(atomic_signed_lock_free, atomic_unsigned_lock_free): Define
aliases.
* include/std/version (__cpp_lib_atomic_lock_free_type_aliases):
Define macro.
* testsuite/29_atomics/atomic/lock_free_aliases.cc: New test.
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (operator<<): Only output to narrow
ostreams (LWG 3515).
* testsuite/19_diagnostics/stacktrace/synopsis.cc:
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108015
* include/std/chrono (hh_mm_ss): Remove digit separators.
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/ext/pb_ds/detail/type_utils.hpp (PB_DS_STATIC_ASSERT):
Add unused attribute to avoid -Wunused-local-typedef warnings.
* testsuite/17_intro/tag_type_explicit_ctor.cc: Add pragma to
ignore -Wunused-variable warnings
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration_cast, floor, round, abs, ceil)
(time_point_cast): Add [[nodiscard]] attribute and doxygen
comments.
(treat_as_floating_point): Add doxygen commen.
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration, time_point): Change 'struct'
to 'class'.
2022-12-07 Jonathan Wakely <jwakely@redhat.com>
François Dumont <frs.dumont@gmail.com>
* include/debug/formatter.h [_GLIBCXX_DEBUG_BACKTRACE]
(_Error_formatter::_Error_formatter): Pass error handler to
__glibcxx_backtrace_create_state. Pass 1 for threaded argument.
(_Error_formatter::_S_err): Define empty function.
* src/c++11/debug.cc (_Error_formatter::_M_error): Pass error
handler to __glibcxx_backtrace_full.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107979
* testsuite/17_intro/names.cc: Do not check __unused on old
Glibc versions.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107871
* include/std/format (_Iter_sink::_M_overflow): Add cast to
size_t.
(_Iter_sink<CharT, contiguous_iterator auto>::_M_make_span): Use
typedef instead of decltype.
* testsuite/std/format/functions/107871.cc: New test.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (chrono::hh_mm_ss): Do not use 64-bit
representations for all four duration members. Reorder members.
(hh_mm_ss::hh_mm_ss()): Define as defaulted.
(hh_mm_ss::hh_mm_ss(Duration)): Delegate to a new private
constructor, instead of calling chrono::abs repeatedly.
* testsuite/std/time/hh_mm_ss/1.cc: Check floating-point
representations. Check default constructor. Check sizes.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
PR c++/106434
* include/bits/vector.tcc (insert(const_iterator, const T&)):
Add assertion and optimization hint that the iterator for the
insertion point must be non-null.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_mutex.h (mutex): Add nodiscard attribute to
try_lock member function.
* include/bits/unique_lock.h (unique_lock): Likewise for
try_lock, try_lock_until, try_lock_for member functions, and
owns_lock and mutex member functions.
* include/std/mutex (recursive_mutex): Likewise for try_lock
member function.
(timed_mutex, recursive_timed_mutex, try_lock): Likewise for
try_lock, try_lock_until, try_lock_for member functions.
(try_lock): Likewise for non-member function.
* include/std/shared_mutex (shared_mutex): Likewise for try_lock
and try_lock_shared member functions.
(shared_timed_mutex): Likewise for try_lock, try_lock_for,
try_lock_shared, try_lock_shared_for, try_lock_until, and
try_lock_shared_until member functions.
(shared_lock): Likewise for try_lock, try_lock, try_lock_for,
try_lock_until, owns_lock, and mutex member functions.
* testsuite/30_threads/recursive_timed_mutex/try_lock_until/clock_neg.cc:
Cast discarded value expression to void.
* testsuite/30_threads/shared_lock/locking/3.cc: Likewise.
* testsuite/30_threads/shared_lock/locking/4.cc: Likewise.
* testsuite/30_threads/shared_lock/locking/clock_neg.cc:
Likewise.
* testsuite/30_threads/shared_timed_mutex/try_lock_until/clock_neg.cc:
Likewise.
* testsuite/30_threads/timed_mutex/try_lock_until/clock_neg.cc:
Likewise.
* testsuite/30_threads/try_lock/4.cc: Likewise.
* testsuite/30_threads/unique_lock/cons/60497.cc: Likewise.
* testsuite/30_threads/unique_lock/locking/3.cc: Likewise.
* testsuite/30_threads/unique_lock/locking/clock_neg.cc:
Likewise.
2022-12-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (basic_format_parse_context::next_arg_id):
Only check arg-id is in range during constant evaluation.
* testsuite/std/format/functions/format.cc: Check "{:#Lx}".
* testsuite/std/format/parse_ctx.cc: Adjust expected results for
format-strings using an out-of-range arg-id.
2022-12-04 Iain Sandoe <iain@sandoe.co.uk>
* config/os/bsd/darwin/os_defines.h
(_GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC): Limit use of this macro
to OS versions that need it.
2022-12-04 Iain Sandoe <iain@sandoe.co.uk>
* config/os/bsd/darwin/os_defines.h (_GLIBCXX_WEAK_DEFINITION): Use the
implementation namespace for the weak attribute.
2022-12-02 Björn Schäpers <bjoern@hazardy.de>
Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (stacktrace_entry::_S_err_handler): New
static function.
(stacktrace_entry, basic_stacktrace): Pass &_S_err_handler to
all calls to libbacktrace.
2022-11-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107852
PR libstdc++/106199
PR libstdc++/100366
* include/bits/vector.tcc (vector::_M_fill_insert): Copy
_M_start and _M_finish members before allocating.
(vector::_M_default_append): Likewise.
(vector::_M_range_insert): Likewise.
2022-11-29 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator_base_types.h (__iterator_category):
Add always_inline attribute.
* include/bits/stl_vector.h (assign(Iter, Iter)): Call
_M_assign_aux directly, instead of _M_assign_dispatch.
(insert(const_iterator, Iter, Iter)): Call _M_range_insert
directly instead of _M_insert_dispatch.
2022-11-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/format: Rename all variables called __used or
__packed.
* testsuite/17_intro/badnames.cc: Add no_pch options.
* testsuite/17_intro/names.cc: Check __packed, __unused and
__used.
2022-11-28 François Dumont <fdumont@gcc.gnu.org>
* testsuite/20_util/function/cons/70692.cc: Adapt dg-error message.
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107801
* src/c++17/memory_resource.cc (chunk::_M_bytes): Change type
from uint32_t to bitset::size_type. Adjust static assertion.
(__pool_resource::_Pool::replenish): Cast to size_t after
multiplication instead of before.
(__pool_resource::_M_alloc_pools): Ensure both arguments to
std::max have type size_t.
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (basic_string_view::copy) Use explicit
template argument for call to std::min<size_t>.
(basic_string_view::substr): Likewise.
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107885
* libsupc++/hash_bytes.cc (_Hash_bytes): Convert to size_t
instead of implicit integer promotion to 16 bits.
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
Replace non-ASCII character.
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/is_complete_or_unbounded/memoization_neg.cc:
Simplify dg-prune-output pattern.
* testsuite/lib/prune.exp (libstdc++-dg-prune): Prune "::__8".
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107466
* include/bits/random.h (subtract_with_carry_engine): Use 32-bit
type for default seed. Use 0u as default argument for
subtract_with_carry_engine(result_type) constructor and
seed(result_type) member function.
* include/bits/random.tcc (subtract_with_carry_engine): Use
32-bit type for default seed and engine used for initial state.
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
New test.
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_UCHAR_H): Don't use AC_MSG_RESULT
unless the AC_MSG_CHECKING happened.
* configure: Regenerate.
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107850
* include/bits/erase_if.h (__erase_nodes_if): Use non-const
reference to the container.
* include/experimental/map (erase_if): Likewise.
* include/experimental/set (erase_if): Likewise.
* include/experimental/unordered_map (erase_if): Likewise.
* include/experimental/unordered_set (erase_if): Likewise.
* include/std/map (erase_if): Likewise.
* include/std/set (erase_if): Likewise.
* include/std/unordered_map (erase_if): Likewise.
* include/std/unordered_set (erase_if): Likewise.
* testsuite/23_containers/map/erasure.cc: Check with
const-incorrect predicate.
* testsuite/23_containers/set/erasure.cc: Likewise.
* testsuite/23_containers/unordered_map/erasure.cc: Likewise.
* testsuite/23_containers/unordered_set/erasure.cc: Likewise.
* testsuite/experimental/map/erasure.cc: Likewise.
* testsuite/experimental/set/erasure.cc: Likewise.
* testsuite/experimental/unordered_map/erasure.cc: Likewise.
* testsuite/experimental/unordered_set/erasure.cc: Likewise.
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/random.h [three_way_comparison] (operator!=):
Do not define inequality operators when C++20 three way
comparisons are supported.
* include/ext/random [three_way_comparison] (operator!=):
Likewise.
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator_base_funcs.h (__distance):
Add always_inline attribute to overload for random
access iterators.
(advance, distance, next, prev): Add always_inline attribute to
inline functions that just forward to another function.
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
* doc/html/manual/bugs.html: Regenerate.
* doc/xml/manual/intro.xml: Document LWG 3656 change.
* include/std/bit (__bit_width, bit_width): Return int.
* testsuite/26_numerics/bit/bit.pow.two/lwg3656.cc: New test.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106201
* testsuite/27_io/filesystem/iterators/106201.cc: Improve test.
* testsuite/experimental/filesystem/iterators/106201.cc: New test.
2022-11-24 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107468
* src/c++17/fast_float/MERGE: Adjust for merge from upstream.
* src/c++17/fast_float/fast_float.h: Merge from fast_float
2ef9abbcf6a11958b6fa685a89d0150022e82e78 commit.
2022-11-24 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107815
* testsuite/20_util/to_chars/float128_c++23.cc (test): Disable
__FLT128_MAX__ test on Solaris. Fix up commented out debugging
printouts.
2022-11-23 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107811
* src/c++17/floating_from_chars.cc (__floating_from_chars_hex): Guard
fast_float uses with #if USE_LIB_FAST_FLOAT and for mantissa_bits and
exponent_bits provide a fallback.
2022-11-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107814
* testsuite/experimental/filesystem/iterators/error_reporting.cc:
Use a static buffer with space after it.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107817
* include/std/charconv (__from_chars_alnum_to_val): Add
constexpr for C++20.
* include/std/format (__is_digit, __is_xdigit): New functions.
(_Spec::_S_parse_width_or_precision): Use __is_digit.
(__formatter_fp::parse): Use __is_xdigit.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106201
* testsuite/27_io/filesystem/iterators/106201.cc: New test.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107801
* src/c++17/memory_resource.cc (pool_sizes): Disable large pools
for targets with 16-bit int.
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/functional (_Bind_front0): New class template.
(_Bind_front_t): Use _Bind_front0 when there are no bound
arguments.
* testsuite/20_util/function_objects/bind_front/107784.cc:
New test.
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration): Check preconditions on
template arguments before using them.
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/tuple: Add better Doxygen comments.
2022-11-21 Martin Liska <mliska@suse.cz>
* src/experimental/Makefile.in: Re-configure.
2022-11-20 François Dumont <fdumont@gcc.gnu.org>
* include/std/format: Add std qualification on isxdigit calls.
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/range_access.h: Add always_inline attribute to
trivial functions.
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/format: Fix -Wsign-compare warnings.
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (pointer_traits::pointer_to): Rename
parameter.
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107649
* include/std/complex (__complex_proj): Fix requires-clause.
2022-11-19 Jeff Chapman II <jchapman@lock3software.com>
Andrew Marmaduke <amarmaduke@lock3software.com>
Jason Merrill <jason@redhat.com>
* acinclude.m4 (glibcxx_SUBDIRS): Add src/experimental.
* include/Makefile.am (experimental_headers): Add contract.
* include/Makefile.in: Regenerate.
* src/Makefile.am (SUBDIRS): Add experimental.
* src/Makefile.in: Regenerate.
* configure: Regenerate.
* src/experimental/contract.cc: New file.
* src/experimental/Makefile.am: New file.
* src/experimental/Makefile.in: New file.
* include/experimental/contract: New file.
2022-11-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107720
* include/std/format [_GLIBCXX_LONG_DOUBLE_ALT128_COMPAT]:
Declare overloads of std::to_chars for the alternative long
double type.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107720
* include/std/format (__format::_Arg_t): Fix typo in enumerator
name.
(_Arg_value::_S_get): Fix missing semi-colons.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (get_leap_second_info): Optimize.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107712
* include/std/format (__format::__formatter_int::format): Use
std::toupper when __builtin_toupper isn't available.
(basic_format_arg::handle): Add 'typename'.
* include/std/complex (complex<T>): Add 'typename'.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/format [__FLT128_DIG__] (_GLIBCXX_FORMAT_F128):
Only support formatting _Float128 when glibc provides the
functionality needed for accurate std::to_chars.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/utc/1.cc: Check handling across leap
second insertion.
2022-11-16 Patrick Palka <ppalka@redhat.com>
PR libstdc++/107701
* include/std/iostream (__ioinit): Adjust comment.
* src/c++98/globals_io.cc: Include "io_base_init.h" here
instead of ...
* src/c++98/ios_init.cc: ... here.
* src/c++98/ios_base_init.h (__ioinit): More comments.
* testsuite/17_intro/static.cc: dg-do run instead of just link.
2022-11-16 Jakub Jelinek <jakub@redhat.com>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107649
* include/std/complex (__complex_abs, __complex_arg, __complex_cos,
__complex_cosh, __complex_exp, __complex_log, __complex_sin,
__complex_sinh, __complex_sqrt, __complex_tan, __complex_tanh,
__complex_pow): Move __complex__ _Float{16,32,64,128} and
__complex__ decltype(0.0bf16) overloads earlier in the file.
(complex): Fix up requires on the partial specialization for extended
float types.
(__complex_acos, __complex_asin, __complex_atan, __complex_acosh,
__complex_asinh, __complex_atanh): Move
__complex__ _Float{16,32,64,128} and __complex__ decltype(0.0bf16)
overloads earlier in the file.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdExpAnyPrinter): Make
expansion of std::string in manager name more robust.
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (is_specialization_of): Fix
incorrect terminology in docstring and describe arguments.
(FilteringTypePrinter): Add default argument for new parameter,
enhance docstring.
2022-11-16 François Dumont <fdumont@gcc.gnu.org>
* python/libstdcxx/v6/printers.py (FilteringTypePrinter): Rename 'match' field
'template'. Add self.targ1 to specify the first template parameter of the instantiation
to match.
(add_one_type_printer): Add targ1 optional parameter, default to None.
Use gdb.types.get_basic_type to compare the type to recognize and the type
returned from the typedef lookup.
(register_type_printers): Adapt calls to add_one_type_printers.
2022-11-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/functions/format.cc: Do not use
std::make_unsigned_t<__int128>.
2022-11-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (formattable): Only define for C++23/
* testsuite/std/format/formatter.cc: Moved to...
* testsuite/std/format/formatter/requirements.cc: ...here.
* testsuite/std/format/formatter/concept.cc: New test.
* testsuite/std/format/functions/format.cc: Replace use of
std::formattable in C++20.
2022-11-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107693
* include/std/format (_GLIBCXX_FORMAT_F128): Define to 2 when
basic_format_arg needs to use its _M_f128 member.
(__extended_floating_point, __floating_point): Replace with ...
(__formattable_floating_point): New concept.
* testsuite/std/format/functions/format.cc: Check whether
__float128 is supported. Also test _Float128.
2022-11-15 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/documentation_hacking.xml: Document use of
Markdown for Doxygen comments. Tweak formatting.
* doc/html/manual/documentation_hacking.html: Regenerate.
2022-11-14 Jonathan Wakely <jwakely@redhat.com>
* python/Makefile.am (install-data-local): Use mkdirs_p for debug
libdir.
* python/Makefile.in: Regenerate.
2022-11-14 Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
* src/Makefile.am (install-debug): Remove use of $(debugdir).
* src/Makefile.in: Regenerate.
2022-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (utc_clock, tai_clock, gps_clock): Define.
(clock_time_conversion, clock_cast): Define.
(sys_info, local_info): Define structs for timezone information.
(nonexistent_local_time, ambiguous_local_time): Define
exceptions for invalid times.
(time_zone, time_zone_link, leap_second, zoned_traits, tzdb)
(tzdb_list): Define classes representing time zones.
(get_leap_second_info): Define new function returning leap
second offset for a given time point.
* testsuite/std/time/clock/gps/1.cc: New test.
* testsuite/std/time/clock/tai/1.cc: New test.
* testsuite/std/time/clock/utc/1.cc: New test.
2022-11-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104166
* include/Makefile.am (std_headers): Add <format>.
* include/Makefile.in: Regenerate.
* include/precompiled/stdc++.h: Add <format>.
* include/std/format: New file.
* python/libstdcxx/v6/printers.py (StdFormatArgsPrinter): New
printer for std::format_args.
* testsuite/std/format/arguments/args.cc: New test.
* testsuite/std/format/error.cc: New test.
* testsuite/std/format/formatter.cc: New test.
* testsuite/std/format/functions/format.cc: New test.
* testsuite/std/format/functions/format_to_n.cc: New test.
* testsuite/std/format/functions/size.cc: New test.
* testsuite/std/format/functions/vformat_to.cc: New test.
* testsuite/std/format/parse_ctx.cc: New test.
* testsuite/std/format/string.cc: New test.
* testsuite/std/format/string_neg.cc: New test.
2022-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/charconv.h (__integer_to_chars_is_unsigned):
New variable template.
(__to_chars_len, __to_chars_10_impl): Use variable template in
assertions to allow unsigned __int128 in strict mode.
* include/std/charconv (__to_chars, __to_chars_16)
(__to_chars_10, __to_chars_8, __to_chars_2): Likewise.
2022-11-12 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107636
* include/std/charconv (to_chars): Fix up powerpc64le _Float128
overload __extension__ placement.
2022-11-12 Jonathan Wakely <jwakely@redhat.com>
* src/Makefile.am: Simplify debug build targets.
* src/Makefile.in: Regenerate.
2022-11-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103755
* src/c++11/locale-inst-monetary.h: Include new header.
* src/c++11/locale-inst-numeric.h: Likewise.
* src/c++11/locale-inst.cc: Likewise.
(INSTANTIATE_USE_FACET, INSTANTIATE_FACET_ACCESSORS): Move
macro definitions to ...
* src/c++11/facet_inst_macros.h: New file.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/95048
* include/experimental/bits/fs_path.h (path::_Cvt::_S_wconvert):
Construct codecvt directly instead of getting it from the
locale.
2022-11-11 Nathaniel Shead <nathanieloshead@gmail.com>
PR libstdc++/103295
* include/bits/basic_string.h (_M_use_local_data): Set active
member to _M_local_buf.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/95048
* include/bits/fs_path.h (path::_Codecvt): New class template
that selects the kind of code conversion done.
(path::_Codecvt<wchar_t>): Select based on sizeof(wchar_t).
(_GLIBCXX_CONV_FROM_UTF8): New macro to allow the same code to
be used for Windows and POSIX.
(path::_S_convert(const EcharT*, const EcharT*)): Simplify by
using _Codecvt and _GLIBCXX_CONV_FROM_UTF8 abstractions.
(path::_S_str_convert(basic_string_view<value_type>, const A&)):
Simplify nested conditions.
* include/experimental/bits/fs_path.h (path::_Cvt): Define
nested typedef controlling type of code conversion done.
(path::_Cvt::_S_wconvert): Use new typedef.
(path::string(const A&)): Likewise.
* testsuite/27_io/filesystem/path/construct/95048.cc: New test.
* testsuite/experimental/filesystem/path/construct/95048.cc: New
test.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/tuple/swap.cc (MoveOnly::operator==): Add
const qualifier.
* testsuite/26_numerics/valarray/87641.cc (X::operator==):
Likewise.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__from_chars_alnum_to_val_table::value):
[!__cpp_inline_variables]: Add non-inline definition.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/experimental/propagate_const/observers/107525.cc:
Use type trait instead of C++17 variable template.
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103755
* config/abi/pre/gnu.ver: Tighten patterns for facets in the
base version. Add exports for __try_use_facet.
* include/bits/basic_ios.tcc (basic_ios::_M_cache_locale): Use
__try_use_facet instead of has_facet and use_facet.
* include/bits/fstream.tcc (basic_filebuf::basic_filebuf()):
Likewise.
(basic_filebuf::imbue): Likewise.
* include/bits/locale_classes.h (locale, locale::id)
(locale::_Impl): Declare __try_use_facet as a friend.
* include/bits/locale_classes.tcc (__try_use_facet): Define new
function template with special cases for default facets.
(has_facet, use_facet): Call __try_use_facet.
* include/bits/locale_facets.tcc (__try_use_facet): Declare
explicit instantiations.
* include/bits/locale_facets_nonio.tcc (__try_use_facet):
Likewise.
* src/c++11/locale-inst-monetary.h (INSTANTIATE_FACET_ACCESSORS):
Use new macro for facet accessor instantiations.
* src/c++11/locale-inst-numeric.h (INSTANTIATE_FACET_ACCESSORS):
Likewise.
* src/c++11/locale-inst.cc (INSTANTIATE_USE_FACET): Define new
macro for instantiating __try_use_facet and use_facet.
(INSTANTIATE_FACET_ACCESSORS): Define new macro for also
defining has_facet.
* src/c++98/compatibility-ldbl.cc (__try_use_facet):
Instantiate.
* testsuite/22_locale/ctype/is/string/89728_neg.cc: Adjust
expected errors.
2022-11-10 Jonathan Wakely <jwakely@redhat.com>
* include/std/concepts (__detail::__destructible_impl)
(__detail::__destructible): New variable templates.
(destructible): Use __detail::__destructible.
* testsuite/std/concepts/concepts.lang/concept.destructible/1.cc:
Add more checks for array and reference types.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/new_nothrow.cc: Add missing noexcept
to operator delete replacements.
* testsuite/20_util/any/cons/92156.cc: Disable
-Winit-list-lifetime warnings from instantiating invalid
specialization of manager function.
* testsuite/20_util/any/modifiers/92156.cc: Likewise.
* testsuite/20_util/default_delete/void_neg.cc: Prune additional
diagnostics.
* testsuite/20_util/headers/memory/synopsis.cc: Add missing
noexcept.
* testsuite/20_util/shared_ptr/cons/void_neg.cc: Prune
additional diagnostic.
* testsuite/20_util/unique_ptr/creation/for_overwrite.cc: Add
missing noexcept to operator delete replacements.
* testsuite/21_strings/basic_string/cons/char/103919.cc:
Likewise.
* testsuite/23_containers/map/modifiers/emplace/92300.cc:
Likewise.
* testsuite/23_containers/map/modifiers/insert/92300.cc:
Likewise.
* testsuite/24_iterators/headers/iterator/range_access_c++11.cc:
Add missing noexcept to synopsis declarations.
* testsuite/24_iterators/headers/iterator/range_access_c++14.cc:
Likewise.
* testsuite/24_iterators/headers/iterator/range_access_c++17.cc:
Likewise.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (_Temporary_buffer): Disable
warnings about get_temporary_buffer being deprecated.
* include/ext/functional (mem_fun1, mem_fun1_ref): Disable
warnings about mem_fun1_t, const_mem_fun1_t, mem_fun1_ref_t and
const_mem_fun1_ref_t being deprecated.
* include/std/array (__array_traits<T, 0>): Remove artificial
attributes which give warnings about being ignored.
* include/std/spanstream (basic_spanbuf::setbuf): Add assertion
and adjust to avoid narrowing warning.
* libsupc++/exception_ptr.h [!__cpp_rtti && !__cpp_exceptions]
(make_exception_ptr): Add missing inline specifier.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocator_traits): Add
always_inline attribute to all member functions.
(__do_alloc_on_copy, __alloc_on_copy, __do_alloc_on_move)
(__alloc_on_move, __do_alloc_on_swap, __alloc_on_swap)
(_Destroy(FwdIter, FwdIter, allocator<T>&)): : Add
always_inline attribute.
* include/bits/allocator.h (allocator): Add always_inline
attribute to all member functions and equality operators.
* include/bits/new_allocator.h (__new_allocator): Likewise.
* include/ext/alloc_traits.h (__gnu_cxx::__alloc_traits):
Likewise.
2022-11-08 Charles-François Natali <cf.natali@gmail.com>
PR libstdc++/63746
* include/bits/fstream.tcc (basic_filbuf::xsputn): Remove
1024-byte chunking that bypasses the buffer for large writes.
* testsuite/27_io/basic_filebuf/sputn/char/63746.cc: New test.
2022-11-08 Will Hawkins <whh8b@obs.cr>
Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h (__str_cat): Add common function
that performs single-allocation string concatenation.
(operator+): Use __str_cat.
* include/bits/basic_string.tcc (operator+): Move to .h and
define inline using __str_cat.
2022-11-08 Jakub Jelinek <jakub@redhat.com>
* testsuite/20_util/to_chars/float128_c++23.cc (test): Uncomment
denorm_min test.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/authors.xml: Update the blurb listing my doc
contributions.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/authors.xml: Remove empty author element.
* doc/xml/manual/spine.xml: Likewise.
* doc/html/manual/index.html: Regenerate.
2022-11-08 Joseph Myers <joseph@codesourcery.com>
PR libstdc++/107562
* src/c++17/floating_from_chars.cc (from_chars_impl): Fix syntax
error.
2022-11-08 Jason Merrill <jason@redhat.com>
Jakub Jelinek <jakub@redhat.com>
* testsuite/18_support/comparisons/algorithms/fallback.cc: Adjust
asserts.
2022-11-07 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107562
* src/c++17/floating_from_chars.cc (__strtof128): Put __asm before
__attribute__.
* src/c++17/floating_to_chars.cc (__strfromf128): Likewise.
2022-11-07 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (as_rvalue_view): Define.
(enable_borrowed_range<as_rvalue_view>): Define.
(views::__detail::__can_as_rvalue_view): Define.
(views::_AsRvalue, views::as_rvalue): Define.
* testsuite/std/ranges/adaptors/as_rvalue/1.cc: New test.
2022-11-07 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (__maybe_const_t): New alias for
__detail::__maybe_const_t.
(__detail::__cartesian_product_is_random_access): Define.
(__detail::__cartesian_product_common_arg): Define.
(__detail::__cartesian_product_is_bidirectional): Define.
(__detail::__cartesian_product_is_common): Define.
(__detail::__cartesian_product_is_sized): Define.
(__detail::__cartesian_is_sized_sentinel): Define.
(__detail::__cartesian_common_arg_end): Define.
(cartesian_product_view): Define.
(cartesian_product_view::_Iterator): Define.
(views::__detail::__can_cartesian_product_view): Define.
(views::_CartesianProduct, views::cartesian_product): Define.
* testsuite/std/ranges/cartesian_product/1.cc: New test.
2022-11-07 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107468
* src/c++17/fast_float/MERGE: Adjust for merge from upstream.
* src/c++17/fast_float/LOCAL_PATCHES: Remove commits that were
upstreamed.
* src/c++17/fast_float/README.md: Merge from fast_float
662497742fea7055f0e0ee27e5a7ddc382c2c38e commit.
* src/c++17/fast_float/fast_float.h: Likewise.
* testsuite/20_util/from_chars/pr107468.cc: New test.
2022-11-07 Jakub Jelinek <jakub@redhat.com>
* include/std/charconv (from_chars, to_chars): Add _Float128
overfloads if _GLIBCXX_HAVE_FLOAT128_MATH is defined.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Export
_ZSt8to_charsPcS_DF128_, _ZSt8to_charsPcS_DF128_St12chars_format,
_ZSt8to_charsPcS_DF128_St12chars_formati and
_ZSt10from_charsPKcS0_RDF128_St12chars_format.
* src/c++17/floating_from_chars.cc (USE_STRTOF128_FOR_FROM_CHARS):
Define if needed.
(__strtof128): Declare.
(from_chars_impl): Handle _Float128.
(from_chars): New _Float128 overload if USE_STRTOF128_FOR_FROM_CHARS
is define.
* src/c++17/floating_to_chars.cc (__strfromf128): Declare.
(FLOAT128_TO_CHARS): Define even when _Float128 is supported and
wider than long double.
(F128_type): Use _Float128 for that case.
(floating_type_traits): Specialize for F128_type rather than
__float128.
(sprintf_ld): Add length argument. Handle _Float128.
(__floating_to_chars_shortest, __floating_to_chars_precision):
Pass length to sprintf_ld.
(to_chars): Add _Float128 overloads for the F128_type being
_Float128 cases.
* testsuite/20_util/to_chars/float128_c++23.cc: New test.
2022-11-06 Patrick Palka <ppalka@redhat.com>
* include/bits/atomic_wait.h (_detail::__platform_wait_alignment):
Declare inline. Remove redundant static specifier.
(__detail::__atomic_spin_count_relax): Declare inline.
(__detail::__atomic_spin_count): Likewise.
* include/bits/regex_automaton.h (__detail::_S_invalid_state_id):
Declare inline for C++17. Declare constexpr. Remove
redundant const and static specifiers.
* include/bits/regex_error.h (regex_constants::error_collate):
Declare inline for C++17 as per P0607R0.
(regex_constants::error_ctype): Likewise.
(regex_constants::error_escape): Likewise.
(regex_constants::error_backref): Likewise.
(regex_constants::error_brack): Likewise.
(regex_constants::error_paren): Likewise.
(regex_constants::error_brace): Likewise.
(regex_constants::error_badbrace): Likewise.
(regex_constants::error_range): Likewise.
(regex_constants::error_space): Likewise.
(regex_constants::error_badrepeat): Likewise.
(regex_constants::error_complexity): Likewise.
(regex_constants::error_stack): Likewise.
* include/ext/concurrence.h (__gnu_cxx::__default_lock_policy):
Likewise. Remove redundant static specifier.
* include/pstl/execution_defs.h (execution::seq): Declare inline
for C++17 as per P0607R0.
(execution::par): Likewise.
(execution::par_unseq): Likewise.
(execution::unseq): Likewise.
2022-11-06 Patrick Palka <ppalka@redhat.com>
PR libstdc++/44952
PR libstdc++/39796
PR libstdc++/98108
* include/std/iostream (__ioinit): No longer define here if
the init_priority attribute is usable.
* src/c++98/ios_init.cc (__ioinit): Define here instead if
init_priority is usable, via ...
* src/c++98/ios_base_init.h: ... this new file.
2022-11-05 Jakob Hasse <0xjakob@users.noreply.github.com>
PR libstdc++/105387
* libsupc++/pbase_type_info.cc (__do_catch) [!__cpp_rtti]: Add
check that the thrown type is actually a pointer.
* testsuite/18_support/105387.cc: New test.
* testsuite/18_support/105387_memptr.cc: New test.
2022-11-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107525
* include/experimental/propagate_const (operator element_type*()):
Move into base class that can be partially specilized to iompose
constraints.
(operator const element_type*()): Likewise.
* testsuite/experimental/propagate_const/observers/107525.cc: New test.
2022-11-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107500
* libsupc++/eh_globals.cc (eh_globals): Remove immortalizing
wrapper.
(__cxxabiv1::__cxa_get_globals_fast): Adjust.
(__cxxabiv1::__cxa_get_globals): Adjust.
2022-11-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107511
* libsupc++/eh_alloc.cc (_GNU_SOURCE): Define.
2022-11-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algobase.h (__detail::__copy_or_move):
Move output iterator.
* testsuite/25_algorithms/copy/constrained.cc: Check copying to
move-only output iterator.
2022-11-02 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/eh_globals.cc (constant_init::unused): Remove.
* src/c++11/system_error.cc (constant_init::unused): Remove.
* src/c++17/memory_resource.cc (constant_init::unused): Remove.
2022-11-02 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc (from_chars_impl): In the
ERANGE case, distinguish between a denormal result and true
underflow by checking if the return value is 0.
2022-11-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::_M_invalid): Remove.
2022-11-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (__variant::_Multi_array::__untag_result):
Use pragma to suppress warning.
2022-11-02 Jakub Jelinek <jakub@redhat.com>
* libsupc++/compare (_Strong_order::_Fp_fmt): Add _Bfloat16.
(_Strong_order::_Bfloat16): New static data member.
(_Strong_order::_S_fp_fmt): Return _Bfloat16 for std::bfloat16_t.
2022-11-02 Jakub Jelinek <jakub@redhat.com>
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex): Drop const
from unbiased_exponent. Canonicalize denormals such that they have
the leading bit set by shifting effective mantissa up and decreasing
unbiased_exponent.
(__floating_to_chars_shortest): Don't instantiate
__floating_to_chars_hex for float16_t either and use float instead.
* testsuite/20_util/to_chars/float.cc (float_to_chars_test_cases):
Adjust testcases for shortest hex denormals.
* testsuite/20_util/to_chars/double.cc (double_to_chars_test_cases):
Likewise.
2022-11-01 Jakub Jelinek <jakub@redhat.com>
* include/std/charconv (__from_chars_float16_t,
__from_chars_bfloat16_t): Declare.
(from_chars): Add _Float16 and __gnu_cxx::__bfloat16_t overloads.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Export
_ZSt22__from_chars_float16_tPKcS0_RfSt12chars_format and
_ZSt23__from_chars_bfloat16_tPKcS0_RfSt12chars_format.
* src/c++17/floating_from_chars.cc
(fast_float::floating_type_float16_t,
fast_float::floating_type_bfloat16_t): New classes.
(fast_float::binary_format<floating_type_float16_t>,
fast_float::binary_format<floating_type_bfloat16_t>): New
specializations.
(fast_float::to_float<floating_type_float16_t>,
fast_float::to_float<floating_type_bfloat16_t>,
fast_float::to_extended<floating_type_float16_t>,
fast_float::to_extended<floating_type_bfloat16_t>): Likewise.
(fast_float::from_chars_16): New template function.
(__floating_from_chars_hex): Allow instantiation with
fast_float::floating_type_{,b}float16_t.
(from_chars): Formatting fixes for float/double/long double overloads.
(__from_chars_float16_t, __from_chars_bfloat16_t): New functions.
* testsuite/20_util/to_chars/float16_c++23.cc: New test.
2022-11-01 Jakub Jelinek <jakub@redhat.com>
* include/std/charconv (__to_chars_float16_t, __to_chars_bfloat16_t):
Declare.
(to_chars): Add _Float16 and __gnu_cxx::__bfloat16_t overloads.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Export
_ZSt20__to_chars_float16_tPcS_fSt12chars_format and
_ZSt21__to_chars_bfloat16_tPcS_fSt12chars_format.
* src/c++17/floating_to_chars.cc (floating_type_float16_t,
floating_type_bfloat16_t): New types.
(floating_type_traits<floating_type_float16_t>,
floating_type_traits<floating_type_bfloat16_t>,
get_ieee_repr<floating_type_float16_t>,
get_ieee_repr<floating_type_bfloat16_t>,
__handle_special_value<floating_type_float16_t>,
__handle_special_value<floating_type_bfloat16_t>): New specializations.
(floating_to_shortest_scientific): Handle floating_type_float16_t
and floating_type_bfloat16_t like IEEE quad.
(__floating_to_chars_shortest): For floating_type_bfloat16_t call
__floating_to_chars_hex<float> rather than
__floating_to_chars_hex<floating_type_bfloat16_t> to avoid
instantiating the latter.
(__to_chars_float16_t, __to_chars_bfloat16_t): New functions.
2022-11-01 Jakub Jelinek <jakub@redhat.com>
* include/std/charconv (from_chars, to_chars): Add _Float{32,64,128}
overloads for cases where those types match {float,double,long double}.
* include/std/istream (basic_istream::operator>>): Add
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t overloads.
* include/std/ostream (basic_ostream::operator<<): Add
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t overloads.
* testsuite/20_util/from_chars/8.cc: New test.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc (test):
Formatting fixes.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc: Add
dg-options "-std=gnu++2b".
(test_functions, main): Formatting fixes.
* testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc:
Add dg-options "-std=gnu++2b".
2022-10-31 Jakub Jelinek <jakub@redhat.com>
* include/std/complex (complex::complex converting ctor): For C++23
use explicit specifier with constant expression. Explicitly cast
both parts to _Tp.
(__complex_abs, __complex_arg, __complex_cos, __complex_cosh,
__complex_exp, __complex_log, __complex_sin, __complex_sinh,
__complex_sqrt, __complex_tan, __complex_tanh, __complex_pow): Add
__complex__ _Float{16,32,64,128} and __complex__ decltype(0.0bf16)
overloads.
(complex<float>::complex converting ctor,
complex<double>::complex converting ctor,
complex<long double>::complex converting ctor): For C++23 implement
as template with explicit specifier with constant expression
and explicit casts.
(__complex_type): New template.
(complex): New partial specialization for types with extended floating
point types.
(__complex_acos, __complex_asin, __complex_atan, __complex_acosh,
__complex_asinh, __complex_atanh): Add __complex__ _Float{16,32,64,128}
and __complex__ decltype(0.0bf16) overloads.
(__complex_proj): Likewise. Add template for complex of extended
floating point types.
* include/bits/cpp_type_traits.h (__is_floating): Specialize for
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t.
* testsuite/26_numerics/complex/ext_c++23.cc: New test.
2022-10-31 Jakub Jelinek <jakub@redhat.com>
* config/os/gnu-linux/os_defines.h (_GLIBCXX_HAVE_FLOAT128_MATH):
Uncomment.
* include/c_global/cmath (nextafter(_Float16, _Float16)): Make it constexpr.
If std::__is_constant_evaluated() call __builtin_nextafterf16.
(nextafter(__gnu_cxx::__bfloat16_t, __gnu_cxx::__bfloat16_t)): Similarly
but call __builtin_nextafterf16b.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc (test): Add
static assertions to test constexpr nextafter.
2022-10-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (path::filename()): Fix dangling
reference.
2022-10-28 Arsen Arsenović <arsen@aarsen.me>
* include/std/functional: Make placeholders inline, if possible.
2022-10-28 Arsen Arsenović <arsen@aarsen.me>
* configure.ac: Stop generating gstdint.h.
* src/c++11/compatibility-atomic-c++0x.cc: Stop using gstdint.h.
* Makefile.in: Regenerate.
* aclocal.m4: Regenerate.
* config.h.in: Regenerate.
* configure: Regenerate.
* doc/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2022-10-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107376
* include/bits/regex_executor.h (_Executor::_Executor): Use same
allocator for _M_cur_results and _M_results.
* include/bits/regex_executor.tcc (_Executor::_M_main_dispatch):
Prevent possibly incorrect allocator propagating to
_M_cur_results.
* testsuite/28_regex/algorithms/regex_match/107376.cc: New test.
2022-10-26 Marek Polacek <polacek@redhat.com>
PR c++/106393
* include/bits/locale_classes.tcc: Add #pragma to disable
-Wdangling-reference with std::use_facet.
2022-10-21 Arsen Arsenović <arsen@aarsen.me>
* acinclude.m4: Default hosted to off if building without
headers and without newlib.
* configure: Regenerate.
2022-10-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/mofunc_impl.h (move_only_function::__param_t):
Use __is_scalar instead of is_trivially_copyable.
* testsuite/20_util/move_only_function/call.cc: Check parameters
involving incomplete types.
2022-10-20 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__detail::__from_chars_alnum_to_val_table):
Redefine as a class template containing the members type, value and
_S_make_table. Don't use a local class as the table type.
(__detail::__table): Remove.
(__detail::__from_chars_alnum_to_val): Adjust after the above.
2022-10-19 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::__detail::__is_repeat_view): Define
and later define a partial specialization.
(views::__detail::__take_of_repeat_view): Declare and later define.
(views::__detail::__drop_of_repeat_view): Likewise.
(views::_Take::operator()): Return a repeat_view if the argument
is a repeat_view as per P2474R2.
(views::_Drop::operator()): Likewise.
(repeat_view): Befriend __take/drop_of_repeat_view.
* testsuite/std/ranges/repeat/1.cc (test04): New test.
2022-10-19 Patrick Palka <ppalka@redhat.com>
PR libstdc++/107313
* include/std/ranges (stride_view::_Iterator::operator-): Fix typo.
* testsuite/std/ranges/adaptors/stride/1.cc (test03): New test.
2022-10-19 LIU Hao <lh_mouse@126.com>
* src/c++11/thread.cc (get_nprocs): Add new implementation
for native Windows targets
2022-10-19 LIU Hao <lh_mouse@126.com>
* libsupc++/atexit_thread.cc (__cxa_thread_atexit): Use
implementation from mcfgthread if available
* libsupc++/guard.cc (__cxa_guard_acquire, __cxa_guard_release,
__cxa_guard_abort): Use implementations from mcfgthread if
available
* configure: Regenerate
2022-10-19 Jakub Jelinek <jakub@redhat.com>
PR c++/106652
* include/std/limits: Fix a typo, 202202L -> 202002L.
(numeric_limits::<_Float16>::radix, numeric_limits::<_Float32>::radix,
numeric_limits::<_Float64>::radix, numeric_limits::<_Float128>::radix,
numeric_limits::<__gnu_cxx::__bfloat16_t>::radix): Use __FLT_RADIX__
macro instead of type specific macros.
* include/c_global/cmath (nextafter(_Float16, _Float16)): New
overload.
(nextafter(__gnu_cxx::__bfloat16_t, __gnu_cxx::__bfloat16_t)):
Likewise.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc
(test_functions): Uncomment nextafter test. Fix up sph_neumann call.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc: New test.
2022-10-18 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (stride_view): Define.
(stride_view::_Iterator): Define.
(views::__detail::__can_stride_view): Define.
(views::_Stride, views::stride): Define.
* testsuite/std/ranges/adaptors/stride/1.cc: New test.
2022-10-18 Jakub Jelinek <jakub@redhat.com>
PR c++/106652
* include/std/stdfloat: New file.
* include/std/numbers (__glibcxx_numbers): Define and use it
for __float128 explicit instantiations as well as
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t.
* include/std/atomic (atomic<_Float16>, atomic<_Float32>,
atomic<_Float64>, atomic<_Float128>, atomic<__gnu_cxx::__bfloat16_t>):
New explicit instantiations.
* include/std/type_traits (__is_floating_point_helper<_Float16>,
__is_floating_point_helper<_Float32>,
__is_floating_point_helper<_Float64>,
__is_floating_point_helper<_Float128>,
__is_floating_point_helper<__gnu_cxx::__bfloat16_t>): Likewise.
* include/std/limits (__glibcxx_concat3_, __glibcxx_concat3,
__glibcxx_float_n): Define.
(numeric_limits<_Float16>, numeric_limits<_Float32>,
numeric_limits<_Float64>, numeric_limits<_Float128>,
numeric_limits<__gnu_cxx::__bfloat16_t>): New explicit instantiations.
* include/bits/std_abs.h (abs): New overloads for
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t.
* include/bits/c++config (_GLIBCXX_LDOUBLE_IS_IEEE_BINARY128): Define
if long double is IEEE quad.
(__gnu_cxx::__bfloat16_t): New using.
* include/c_global/cmath (acos, asin, atan, atan2, ceil, cos, cosh,
exp, fabs, floor, fmod, frexp, ldexp, log, log10, modf, pow, sin,
sinh, sqrt, tan, tanh, fpclassify, isfinite, isinf, isnan, isnormal,
signbit, isgreater, isgreaterequal, isless, islessequal,
islessgreater, isunordered, acosh, asinh, atanh, cbrt, copysign, erf,
erfc, exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb, lgamma,
llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
nextafter, remainder, rint, round, scalbln, scalbn, tgamma, trunc,
lerp): New overloads with _Float{16,32,64,128} or
__gnu_cxx::__bfloat16_t types.
* config/os/gnu-linux/os_defines.h (_GLIBCXX_HAVE_FLOAT128_MATH):
Prepare for definition if glibc 2.26 and later implements *f128 APIs
but comment out the actual definition for now.
* include/ext/type_traits.h (__promote<_Float16>, __promote<_Float32>,
__promote<_Float64>, __promote<_Float128>,
__promote<__gnu_cxx::__bfloat16_t>): New specializations.
* include/Makefile.am (std_headers): Add stdfloat.
* include/Makefile.in: Regenerated.
* include/precompiled/stdc++.h: Include stdfloat.
* testsuite/18_support/headers/stdfloat/types_std.cc: New test.
* testsuite/18_support/headers/limits/synopsis_cxx23.cc: New test.
* testsuite/26_numerics/headers/cmath/c99_classification_macros_c++23.cc:
New test.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc: New test.
* testsuite/26_numerics/numbers/4.cc: New test.
* testsuite/29_atomics/atomic_float/requirements_cxx23.cc: New test.
2022-10-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__cpp_lib_constexpr_charconv): Define to
correct value.
* include/std/version (__cpp_lib_constexpr_charconv): Likewise.
* testsuite/20_util/to_chars/constexpr.cc: Check correct value.
* testsuite/20_util/to_chars/version.cc: Likewise.
2022-10-15 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc (print_raw): Move inside #if block.
2022-10-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/charconv.h (__to_chars_10_impl): Add constexpr
for C++23. Remove 'static' from array.
* include/std/charconv (__cpp_lib_constexpr_charconv): Define.
(__to_chars, __to_chars_16): Remove 'static' from array, add
constexpr.
(__to_chars_10, __to_chars_8, __to_chars_2, __to_chars_i)
(to_chars, __raise_and_add, __from_chars_pow2_base)
(__from_chars_alnum, from_chars): Add constexpr.
(__from_chars_alnum_to_val): Avoid local static during constant
evaluation. Add constexpr.
* include/std/version (__cpp_lib_constexpr_charconv): Define.
* testsuite/20_util/from_chars/constexpr.cc: New test.
* testsuite/20_util/to_chars/constexpr.cc: New test.
* testsuite/20_util/to_chars/version.cc: New test.
2022-10-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_map.h (map::insert(Pair&&)): Use
remove_const_t on argument to __is_pair.
* include/bits/stl_pair.h (__is_pair<const pair<T,U>>): Remove
partial specialization.
* include/bits/uses_allocator_args.h (_Std_pair): Use
remove_cv_t as per LWG 3677.
* testsuite/20_util/uses_allocator/lwg3677.cc: New test.
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/eh_alloc.cc [USE_POOL]: New macro.
[!USE_POOL] (__gnu_cxx::__freeres, pool): Do not define.
[_GLIBCXX_EH_POOL_STATIC] (pool::arena): Do not use std::max.
(__cxxabiv1::__cxa_allocate_exception) [!USE_POOL]: Do not use
pool.
(__cxxabiv1::__cxa_free_exception) [!USE_POOL]: Likewise.
(__cxxabiv1::__cxa_allocate_dependent_exception) [!USE_POOL]:
Likewise.
(__cxxabiv1::__cxa_free_dependent_exception) [!USE_POOL]:
Likewise.
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc (print_raw): Simplify.
(print_word): Print indentation by calling fprintf directly.
(_Error_formatter::_M_error): Print unindented string by calling
fprintf directly.
2022-10-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/iostream: Use markdown in Doxygen comment.
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.
* config/locale/gnu/numeric_members.cc: Likewise.
* include/bits/locale_facets_nonio.h: Likewise.
* libsupc++/typeinfo: Likewise.
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105284
* include/std/iosfwd: Add declarations for <spanstream> class
templates and typedefs.
* include/std/spanstream (basic_spanbuf, basic_ispanstream)
(basic_ospanstream, basic_spanstream): Remove default template
arguments.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Add <spanstream>
declarations.
* testsuite/27_io/headers/iosfwd/types.cc: Check <spanstream>
default arguments.
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105284
* include/std/iosfwd: Add declarations for <synstream> class
templates and typedefs.
* include/std/syncstream (basic_syncbuf, basic_osyncstream):
Remove default template arguments.
* testsuite/27_io/headers/iosfwd/synopsis.cc: New test.
* testsuite/27_io/headers/iosfwd/types.cc: New test.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/random.tcc (operator==): Only check
normal_distribution::_M_saved_available once.
* testsuite/26_numerics/random/normal_distribution/operators/equal.cc:
Check equality after state changes.
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
lineno.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105502
* include/bits/random.tcc
(operator>>(basic_istream<C,T>&, normal_distribution<R>&)):
Update state when __state_avail is false.
* testsuite/26_numerics/random/normal_distribution/operators/serialize.cc:
Check that deserialized object equals serialized one.
2022-05-06 Alexandre Oliva <oliva@adacore.com>
* include/experimental/bits/simd.h [__ALTIVEC__]: Require VSX
for double, long long, and 64-bit long intrinsic types.
[__ALTIVEC__] (__intrinsic_type): Mention 128-bit in
preexisting long double diagnostic, adjust no-VSX double
diagnostic to cover 64-bit long double as well.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104731
* testsuite/27_io/filesystem/iterators/error_reporting.cc:
Use a trailing char array as storage for dirent::d_name.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace: Do not include <cxxabi.h>.
(__cxa_demangle): Declare.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99871
* include/bits/specfun.h: Use visibility attribute on namespace,
instead of pragma push/pop.
* libsupc++/compare: Likewise.
* libsupc++/exception: Likewise.
* libsupc++/exception.h: Likewise.
* libsupc++/exception_ptr.h: Likewise.
* libsupc++/initializer_list: Likewise.
* libsupc++/nested_exception.h: Likewise.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/test.xml: Remove requirement for copyright and
GPL notice in tests.
* doc/html/manual/test.html: Regenerate.
2022-05-05 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/memory_resource [!__cpp_rtti]
(__resource_adaptor_imp::do_is_equal): Do not use dynamic_cast
when RTTI is disabled.
* testsuite/17_intro/freestanding.cc: Require RTTI.
* testsuite/18_support/exception/38732.cc: Likewise.
* testsuite/18_support/exception_ptr/rethrow_exception.cc:
Likewise.
* testsuite/18_support/nested_exception/68139.cc: Likewise.
* testsuite/18_support/nested_exception/rethrow_if_nested.cc:
Likewise.
* testsuite/18_support/type_info/103240.cc: Likewise.
* testsuite/18_support/type_info/fundamental.cc: Likewise.
* testsuite/18_support/type_info/hash_code.cc: Likewise.
* testsuite/20_util/any/assign/emplace.cc: Likewise.
* testsuite/20_util/any/cons/in_place.cc: Likewise.
* testsuite/20_util/any/misc/any_cast.cc: Likewise.
* testsuite/20_util/any/observers/type.cc: Likewise.
* testsuite/20_util/function/1.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/5.cc: Likewise.
* testsuite/20_util/function/6.cc: Likewise.
* testsuite/20_util/function/7.cc: Likewise.
* testsuite/20_util/function/8.cc: Likewise.
* testsuite/20_util/polymorphic_allocator/resource.cc: Likewise.
* testsuite/20_util/shared_ptr/casts/1.cc: Likewise.
* testsuite/20_util/shared_ptr/casts/rval.cc: Likewise.
* testsuite/20_util/shared_ptr/cons/unique_ptr_deleter_ref_2.cc:
Likewise.
* testsuite/20_util/shared_ptr/misc/get_deleter.cc: Likewise.
* testsuite/20_util/typeindex/comparison_operators.cc: Likewise.
* testsuite/20_util/typeindex/comparison_operators_c++20.cc:
Likewise.
* testsuite/20_util/typeindex/hash.cc: Likewise.
* testsuite/20_util/typeindex/hash_code.cc: Likewise.
* testsuite/20_util/typeindex/name.cc: Likewise.
* testsuite/22_locale/ctype/is/string/89728_neg.cc: Likewise.
* testsuite/22_locale/global_templates/standard_facet_hierarchies.cc:
Likewise.
* testsuite/22_locale/global_templates/user_facet_hierarchies.cc:
Likewise.
* testsuite/22_locale/locale/13630.cc: Check type without using
RTTI.
* testsuite/23_containers/array/requirements/non_default_constructible.cc:
Require RTTI.
* testsuite/27_io/basic_ostream/emit/1.cc: Likewise.
* testsuite/27_io/fpos/14320-1.cc: Check type without using RTTI.
* testsuite/27_io/fpos/mbstate_t/12065.cc: Require RTTI.
* testsuite/27_io/ios_base/failure/dual_abi.cc: Likewise.
* testsuite/experimental/any/misc/any_cast.cc: Likewise.
* testsuite/experimental/any/observers/type.cc: Likewise.
* testsuite/experimental/memory_resource/resource_adaptor.cc:
Likewise.
* testsuite/lib/libstdc++.exp (check_effective_target_rtti):
Define new proc.
* testsuite/tr1/3_function_objects/function/1.cc: Likewise.
* testsuite/tr1/3_function_objects/function/2.cc: Likewise.
* testsuite/tr1/3_function_objects/function/3.cc: Likewise.
* testsuite/tr1/3_function_objects/function/4.cc: Likewise.
* testsuite/tr1/3_function_objects/function/5.cc: Likewise.
* testsuite/tr1/3_function_objects/function/6.cc: Likewise.
* testsuite/tr1/3_function_objects/function/7.cc: Likewise.
* testsuite/tr1/3_function_objects/function/8.cc: Likewise.
* testsuite/tr2/bases/value.cc: Likewise.
* testsuite/tr2/direct_bases/value.cc: Likewise.
* testsuite/util/exception/safety.h [!__cpp_rtti]: Don't print
types without RTTI.
2022-05-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104719
* include/std/array (array::size(), array::max_size())
(array::empty(), array::data()): Add always_inline attribute.
2022-05-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104719
* include/std/array (__array_traits::_S_ref): Remove.
(__array_traits::_S_ptr): Remove.
(__array_traits<T, 0>::_Type): Define operator[] and operator T*
to provide an array-like API.
(array::_AT_Type): Remove public typeef.
(array::operator[], array::at, array::front, array::back): Use
index operator to access _M_elems instead of _S_ref.
(array::data): Use implicit conversion from _M_elems to pointer.
(swap(array&, array&)): Use __enable_if_t helper.
(get<I>): Use index operator to access _M_elems.
* testsuite/23_containers/array/tuple_interface/get_neg.cc:
Adjust dg-error line numbers.
2022-05-03 Alexandre Oliva <oliva@adacore.com>
PR c++/105324
* testsuite/20_util/from_chars/pr105324.cc: Guard test body
with conditional for floating-point overloads of from_char.
2022-05-02 Patrick Palka <ppalka@redhat.com>
PR libstdc++/103911
* src/c++17/floating_from_chars.cc (find_end_of_float): Accept
two delimeters for the exponent part in the form of a possibly
NULL string of length two. Don't use std::tolower.
(pattern): Adjust calls to find_end_of_float accordingly.
2022-05-02 Patrick Palka <ppalka@redhat.com>
PR libstdc++/105441
* src/c++17/floating_from_chars.cc (__floating_from_chars_hex):
Also accept 'P' as the start of the exponent.
* testsuite/20_util/from_chars/7.cc: Add corresponding testcase.
2022-04-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105417
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
Regenerate.
* src/c++11/compatibility-ldbl-alt128.cc [_GLIBCXX_USE_DUAL_ABI]:
Define __gnu_ieee128::num_get<C>::_M_extract_int[abi:cxx11]<I>
symbols as aliases for corresponding symbols without abi-tag.
2022-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
* config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
Likewise.
* config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
* config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
Likewise.
2022-04-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99290
* src/c++17/fs_ops.cc (fs::copy): Pass error_code to
directory_iterator constructor, and check on each iteration.
* src/filesystem/ops.cc (fs::copy): Likewise.
* testsuite/27_io/filesystem/operations/copy.cc: Check for
errors during recursion.
* testsuite/experimental/filesystem/operations/copy.cc:
Likewise.
2022-04-28 François Dumont <fdumont@gcc.gnu.org>
* config/abi/pre/gnu-versioned-namespace.ver: Remove
std::random_device::* pattern.
2022-04-27 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
2022-04-27 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (SharedPointerPrinter): Add
support for atomic<shared_ptr<T>> and atomic<weak_ptr<T>>.
(StdAtomicPrinter): New printer.
(build_libstdcxx_dictionary): Register new printer.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Test std::atomic.
* testsuite/libstdc++-prettyprinters/cxx20.cc: Test atomic smart
pointers.
2022-04-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (atomic<shared_ptr>): Add
constructor for constant initialization from nullptr_t.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check for new constructor.
2022-04-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (hash<filesystem::path>): Define.
* testsuite/27_io/filesystem/path/nonmember/hash_value.cc:
Check std::hash specialization.
2022-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (__cpp_lib_constexpr_memory): Define
conditionally.
* include/bits/unique_ptr.h (__cpp_lib_constexpr_memory):
Define for C++23.
(default_delete, default_delete<T[]>, __uniq_ptr_impl)
(unique_ptr, unique_ptr<T[], D>): Add constexpr to all member
functions.
* include/std/version (__cpp_lib_constexpr_memory): Define new
value for C++23.
* testsuite/20_util/unique_ptr/assign/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/comparison/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc: New test.
* testsuite/20_util/unique_ptr/creation/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/modifiers/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc:
New test.
2022-04-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105375
* include/std/future (packaged_task): Add deduction guides.
* testsuite/30_threads/packaged_task/cons/deduction.cc: New test.
2022-04-25 Philipp Fent <fent@in.tum.de>
* python/libstdcxx/v6/printers.py (StdSpanPrinter._iterator):
Rename as iterator.
(StdInitializerListPrinter): Define new printer.
(build_libstdcxx_dictionary): Register new printer.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Check printer for
initializer_list.
2022-04-22 Thomas W Rodgers <trodgers@redhat.com>
PR libstdc++/102994
* include/bits/atomic_base.h (atomic_flag::notify_one,
notify_all): Remove const qualification.
(__atomic_base::notify_one, notify_all): Likewise.
* include/std/atomic (atomic<bool>::notify_one, notify_all):
Likewise.
(atomic::notify_one, notify_all): Likewise.
(atomic<T*>::notify_one, notify_all): Likewise.
(atomic_notify_one, atomic_notify_all): Likewise.
* testsuite/29_atomics/atomic/wait_notify/102994.cc: Adjust test
to account for change in notify_one/notify_all signature.
2022-04-21 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_alnum_to_val_table):
Simplify initialization of __lower/__upper_letters.
(__from_chars_alnum_to_val): Default the template parameter to
false.
* src/c++17/floating_from_chars.cc (starts_with_ci): Don't
assume the uppercase and lowercase letters are contiguous.
(__floating_from_chars_hex): Likewise.
2022-04-21 Patrick Palka <ppalka@redhat.com>
PR c++/105297
PR c++/105322
* include/std/charconv (__from_chars_alnum_to_val): Make
initializer for __table dependent in an artificial way.
2022-04-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105324
* src/c++17/floating_from_chars.cc (buffer_resource::do_allocate):
Remove assertion.
* testsuite/20_util/from_chars/pr105324.cc: New test.
2022-04-20 Jonathan Wakely <jwakely@redhat.com>
* testsuite/21_strings/basic_string_view/operations/copy/char/constexpr.cc:
Check correct feature test macro.
2022-04-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93602
* doc/xml/manual/prerequisites.xml: Document libiconv
workarounds.
* doc/html/manual/setup.html: Regenerate.
* src/Makefile.am (CXXLINK): Add $(LTLIBICONV).
* src/Makefile.in: Regenerate.
2022-04-19 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_to_chars.cc (_GLIBCXX_ASSERTIONS): Don't
define.
(__floating_to_chars_shortest): Add __builtin_unreachable calls to
squelch false-positive -Wmaybe-uninitialized and -Wreturn-type
warnings.
(__floating_to_chars_precision): Likewise.
2022-04-19 Philipp Fent <fent@in.tum.de>
* python/libstdcxx/v6/printers.py (StdSpanPrinter): Define.
* testsuite/libstdc++-prettyprinters/cxx20.cc: Test it.
2022-04-19 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Fix shell operators.
* configure: Regenerate.
2022-04-18 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_pow2_base): Manually
unroll the first iteration of the main loop and simplify
accordingly.
2022-04-15 Patrick Palka <ppalka@redhat.com>
PR libstdc++/104858
* include/bits/ranges_algo.h (__minmax_fn): Avoid dereferencing
__first twice at the start.
* testsuite/25_algorithms/minmax/constrained.cc (test06): New test.
2022-04-15 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_alnum_to_val_table): Define.
(__from_chars_alnum_to_val): Define.
(__from_chars_binary): Rename to ...
(__from_chars_pow2_base): ... this. Generalize to handle any
power-of-two base using __from_chars_alnum_to_val.
(__from_chars_digit): Optimize digit recognition to a single
test instead of two tests. Use [[__unlikely___]] attribute.
(__from_chars_alpha_to_num): Remove.
(__from_chars_alnum): Use __from_chars_alnum_to_val. Use a
nested loop for the overflow case. Maintain a lower bound
on the number of available bits in the result and use it to
omit the overflow check.
(from_chars): Adjust appropriately.
* src/c++17/floating_from_chars.cc (ascii_to_hexit): Remove.
(__floating_from_chars_hex): Use __from_chars_alnum_to_val
to recognize a hex digit instead.
2022-04-14 Palmer Dabbelt <palmer@rivosinc.com>
* acinclude.m4 (GLIBCXX_ENABLE_LOCK_POLICY): Force auto to mutex
for RISC-V.
* configure: Regenerate.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/intro.xml: Fix comment.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
* include/precompiled/stdc++.h: Include <stacktrace> and
<stdatomic.h> for C++23.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105269
* include/bits/stl_vector.h (__cpp_lib_constexpr_vector):
Define.
* include/c_compatibility/stdatomic.h (__cpp_lib_stdatomic_h):
Define.
* include/std/optional (__cpp_lib_optional): Define new value
for C++23.
(__cpp_lib_monadic_optional): Remove.
* include/std/version (__cpp_lib_constexpr_vector): Define.
(__cpp_lib_stdatomic_h): Define.
(__cpp_lib_optional): Define new value for C++23.
(__cpp_lib_monadic_optional): Remove.
* testsuite/20_util/optional/monadic/and_then.cc: Adjust.
* testsuite/20_util/optional/requirements.cc: Adjust for C++23.
* testsuite/20_util/optional/version.cc: Likewise.
* testsuite/23_containers/vector/cons/constexpr.cc: Check
feature test macro.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc:
Likewise.
* testsuite/20_util/optional/monadic/version.cc: Removed.
* testsuite/23_containers/vector/requirements/version.cc: New test.
* testsuite/29_atomics/headers/stdatomic.h/version.cc: New test.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Check for mmap.
* config.h.in: Regenerate.
* configure: Regenerate.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Reallocate
a smaller container if the unused capacity is larger than the
used size.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace): Use _Impl::_M_clone
or _Impl::_M_assign to initialize elements in allocated storage.
(basic_stacktrace::_M_clear()): Use _Impl::_M_resize instead of
_Impl::_M_destroy.
(basic_stacktrace::_Impl::_M_destroy()): Replace with ...
(basic_stacktrace::_Impl::_M_resize(size_type, allocator&)): New
function.
(basic_stacktrace::_Impl::_M_push_back): Use _M_xclone. Construct
new element using allocator.
(basic_stacktrace::_Impl::_M_clone): New function.
(basic_stacktrace::_Impl::_M_xclone): New function.
(basic_stacktrace::_Impl::_M_assign): New function.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Use nothrow new instead of try block for std::allocator.
(basic_stacktrace::_Impl::_M_deallocate): Use delete for
std::allocator.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Replace
calls to _M_reserve and _S_curr_cb with call to _M_prepare.
Check return value of backtrace_simple when max depth given.
(basic_stacktrace::_M_reserve): Remove.
(basic_stacktrace::_S_curr_cb): Remove.
(basic_stacktrace::_M_prepare(size_type)): New function to
reserve initial capacity and return callback.
(basic_stacktrace::_Impl::_M_allocate): Remove check for 0 < n
and remove redundant zeroing of _M_frames and _M_capacity.
(basic_stacktrace::_Impl::_M_push_back): Add [[unlikely]]
attribute. Assign _Impl instead of swapping.
* testsuite/19_diagnostics/stacktrace/current.cc: New test.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Change [[unlikely]] attribute to [[likely]].
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105031
* include/std/stacktrace (basic_stacktrace::basic_stacktrace):
Fix allocator usage in constructors.
(basic_stacktrace::operator=(const basic_stacktrace&)): Do not
try to reallocate using const allocator.
(basic_stacktrace::operator=(basic_stacktrace&&)): Fix
if-constexpr with non-constant condition. Do not allocate new
storage if allocator propagates. Do not set _M_size if
allocation fails.
(basic_stacktrace::swap(basic_stacktrace&)): Fix typo. Add
assertion that non-propagating allocators are equal.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: New test.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Duplicate
implementation into each overload. Add noinline attribute and
skip current frame.
(basic_stacktrace::max_size()): Call _Impl::_S_max_size.
(basic_stacktrace::_S_curr_cb()): New function defining lambda.
(basic_stacktrace::_Impl::_S_max_size): New function defining
maximum size in terms of allocator and size_type.
(basic_stacktrace::_Impl::_M_allocate): Check against
max_size().
* testsuite/19_diagnostics/stacktrace/entry.cc: Call function
for non-constexpr checks. Check line number is correct.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/stacktrace/entry.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/entry.cc: ...here.
* testsuite/20_util/stacktrace/synopsis.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/synopsis.cc: ...here.
* testsuite/20_util/stacktrace/version.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/version.cc: ...here.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_path.h (path): Define special
members after path::_Cmpt is complete.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105153
* include/std/expected
(expected<void,E>::expected(expected<U,G>&&)): Fix constraints.
* testsuite/20_util/expected/cons.cc: Check constructor.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105154
* include/std/expected (expected<void, E>::swap): Set
_M_has_value to false for objects that previously had a value.
* testsuite/20_util/expected/swap.cc: Fix test to check void
specialization.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105146
* include/std/expected (bad_expected_access): Move constructor
parameter.
* testsuite/20_util/expected/bad.cc: New test.
2022-04-07 Hans-Peter Nilsson <hp@axis.com>
* testsuite/20_util/expected/requirements.cc: Correct minimal-size
test.
2022-04-02 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/105128
* include/std/source_location (std::source_location::__impl): Move
definition before using __builtin_ret_type.
2022-04-01 Jonathan Wakely <jwakely@redhat.com>
* include/std/utility (unreachable): Define for C++23.
* include/std/version (__cpp_lib_unreachable): Define.
* src/c++11/debug.cc (__glibcxx_assert_fail): Check for valid
arguments. Handle only the function being given.
* testsuite/20_util/unreachable/1.cc: New test.
* testsuite/20_util/unreachable/version.cc: New test.
2022-04-01 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_fwd.h (copy_file): Remove
incorrect noexcept from declaration.
* include/experimental/bits/fs_path.h (path::begin, path::end):
Add noexcept to declarations, to match definitions.
2022-04-01 Timm Bäder <tbaeder@redhat.com>
* include/bits/fs_ops.h: Fix filename in Doxygen comment.
* include/experimental/bits/fs_ops.h: Likewise.
2022-03-31 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new_opa.cc (aligned_alloc): Add comment.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/exception/38732.cc: Disable for C++23.
* testsuite/18_support/headers/exception/synopsis.cc: Likewise.
* testsuite/18_support/unexpected_handler.cc: Likewise.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_order) [!__cpp_using_enum]: Add
static data members for _Fp_fmt enumerators.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_variant): Fix conditions to
match <variant>.
(__cpp_lib_expected): Fix condition to match <expected>.
2022-03-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/optional/monadic/and_then.cc: Fix typo.
* testsuite/20_util/optional/monadic/transform.cc: Likewise.
* testsuite/22_locale/codecvt/always_noconv/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/encoding/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/in/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/max_length/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/out/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/unshift/char/1.cc: Likewise.
2022-03-27 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in: Add new header.
* include/Makefile.am: Likewise.
* include/Makefile.in: Regenerate.
* include/precompiled/stdc++.h: Add new header.
* include/std/version (__cpp_lib_expected): Define.
* libsupc++/exception [__cplusplus > 202002] (unexpected)
(unexpected_handler, set_unexpected): Do not declare for C++23.
* include/std/expected: New file.
* testsuite/20_util/expected/assign.cc: New test.
* testsuite/20_util/expected/cons.cc: New test.
* testsuite/20_util/expected/illformed_neg.cc: New test.
* testsuite/20_util/expected/observers.cc: New test.
* testsuite/20_util/expected/requirements.cc: New test.
* testsuite/20_util/expected/swap.cc: New test.
* testsuite/20_util/expected/synopsis.cc: New test.
* testsuite/20_util/expected/unexpected.cc: New test.
* testsuite/20_util/expected/version.cc: New test.
2022-03-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/bit (bit_cast, byteswap, endian): Add doxygen
comments.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105027
* include/std/bit (bit_cast): Add constraints.
* testsuite/26_numerics/bit/bit.cast/105027.cc: New test.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/version [!_GLIBCXX_HOSTED]
(__cpp_lib_hardware_interference_size): Define for freestanding.
(__cpp_lib_bit_cast): Likewise.
(__cpp_lib_is_layout_compatible): Likewise.
(__cpp_lib_is_pointer_interconvertible): Likewise.
(__cpp_lib_adaptor_iterator_pair_constructor): Do not define for
freestanding.
(__cpp_lib_invoke_r): Likewise.
(__cpp_lib_ios_noreplace): Likewise.
(__cpp_lib_monadic_optional): Likewise.
(__cpp_lib_move_only_function): Likewise.
(__cpp_lib_spanstream): Likewise.
(__cpp_lib_stacktrace): Likewise.
(__cpp_lib_string_contains): Likewise.
(__cpp_lib_string_resize_and_overwrite): Likewise.
(__cpp_lib_to_underlying): Likewise.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105021
* include/bits/atomic_base.h [!_GLIBCXX_HOSTED]: Do not include
<bits/atomic_wait.h> for freestanding.
2022-03-22 Hans-Peter Nilsson <hp@axis.com>
* testsuite/20_util/from_chars/6.cc (test01) [FE_DOWNWARD]:
Conditionalize call to fesetround.
2022-03-21 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/104990
* include/bits/locale_facets_nonio.tcc (get): Don't check if do_get
isn't overloaded if __clang__ is defined.
2022-03-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104242
* include/std/any (any(T&&)): Revert change to constraints.
* testsuite/20_util/any/cons/104242.cc: New test.
2022-03-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/92546
* include/pstl/glue_algorithm_defs.h: Replace <functional> with
<bits/stl_pair.h>.
* include/pstl/utils.h: Replace <iterator> with <type_traits>.
(__pstl::__internal::__except_handler): Use std::__terminate
instead of std::terminate.
* src/c++17/fs_path.cc: Include <array>.
* testsuite/25_algorithms/adjacent_find/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/binary_search/constexpr.cc: Likewise.
* testsuite/25_algorithms/clamp/constrained.cc: Likewise.
* testsuite/25_algorithms/equal/constrained.cc: Likewise.
* testsuite/25_algorithms/for_each/constrained.cc: Likewise.
* testsuite/25_algorithms/includes/constrained.cc: Likewise.
* testsuite/25_algorithms/is_heap/constexpr.cc: Likewise.
* testsuite/25_algorithms/is_heap_until/constexpr.cc: Likewise.
* testsuite/25_algorithms/is_permutation/constrained.cc: Include
<iterator>.
* testsuite/25_algorithms/is_sorted/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/is_sorted_until/constexpr.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare/constexpr.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare/constrained.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare_three_way/1.cc:
Include <array>.
* testsuite/25_algorithms/lower_bound/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/max/constrained.cc: Likewise.
* testsuite/25_algorithms/max_element/constrained.cc: Likewise.
* testsuite/25_algorithms/min/constrained.cc: Likewise.
* testsuite/25_algorithms/min_element/constrained.cc: Likewise.
* testsuite/25_algorithms/minmax_element/constrained.cc:
Likewise.
* testsuite/25_algorithms/mismatch/constexpr.cc: Likewise.
* testsuite/25_algorithms/move/93872.cc: Likewise.
* testsuite/25_algorithms/move_backward/93872.cc: Include
<iterator>.
* testsuite/25_algorithms/nth_element/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/partial_sort/constexpr.cc: Likewise.
* testsuite/25_algorithms/partial_sort_copy/constexpr.cc:
Likewise.
* testsuite/25_algorithms/search/constexpr.cc: Likewise.
* testsuite/25_algorithms/search_n/constrained.cc: Likewise.
* testsuite/25_algorithms/set_difference/constexpr.cc: Likewise.
* testsuite/25_algorithms/set_difference/constrained.cc:
Likewise.
* testsuite/25_algorithms/set_intersection/constexpr.cc:
Likewise.
* testsuite/25_algorithms/set_intersection/constrained.cc:
Likewise.
* testsuite/25_algorithms/set_symmetric_difference/constexpr.cc:
Likewise.
* testsuite/25_algorithms/set_union/constexpr.cc: Likewise.
* testsuite/25_algorithms/set_union/constrained.cc: Likewise.
* testsuite/25_algorithms/sort/constexpr.cc: Likewise.
* testsuite/25_algorithms/sort_heap/constexpr.cc: Likewise.
* testsuite/25_algorithms/transform/constrained.cc: Likewise.
* testsuite/25_algorithms/unique/constexpr.cc: Likewise.
* testsuite/25_algorithms/unique/constrained.cc: Likewise.
* testsuite/25_algorithms/unique_copy/constexpr.cc: Likewise.
* testsuite/25_algorithms/upper_bound/constexpr.cc: Likewise.
* testsuite/std/ranges/adaptors/elements.cc: Include <vector>.
* testsuite/std/ranges/adaptors/lazy_split.cc: Likewise.
* testsuite/std/ranges/adaptors/split.cc: Likewise.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/92546
* include/bits/fs_path.h (path::make_preferred): Use
handwritten loop instead of std::replace.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
PR middle-end/104966
* include/bits/locale_facets_nonio.tcc
(__moneypunct_cache::_M_cache): Replace try-catch with RAII and
make all string copies before any stores to *this.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_character.h: Fix comment.
2022-03-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103407
* config/abi/pre/gnu.ver: Make version for std::from_chars
depend on HAVE_USELOCALE macro.
* testsuite/util/testsuite_abi.cc (compare_symbols): Treat
std::from_chars for floating-point types as undesignated if
not found in the baseline symbols file.
2022-03-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__cpp_lib_to_chars): Only define when
both from_chars and to_chars are supported for floating-point
types.
(from_chars, to_chars): Adjust preprocessor conditions guarding
declarations.
* include/std/version (__cpp_lib_to_chars): Adjust condition to
match <charconv> definition.
* src/c++17/floating_from_chars.cc (from_chars_strtod): New
function template.
(from_chars): Simplify preprocessor checks and use
from_chars_strtod when appropriate.
2022-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104875
* src/c++11/codecvt.cc (read_utf8_code_point): Use char32_t to
hold octets that will be left-shifted.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104870
* src/c++17/floating_from_chars.cc: Check __SIZE_WIDTH__ >= 32
before using fast_float.
2022-03-10 Detlef Vollmann <dv@vollmann.ch>
PR libstdc++/104866
* include/bits/this_thread_sleep.h: Fix order of #endif and
closing brace of namespace.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_order::_S_fp_cmp) [__vax__]:
Handle NaN.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_ordering::_S_fp_cmp) [__vax__]: Use
<=> comparison.
2022-03-09 Patrick Palka <ppalka@redhat.com>
PR libstdc++/104859
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex):
Be explicit when narrowing the shifted effective_mantissa,
since it may have an integer-class type.
2022-03-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/uses_allocator_args.h: Remove incorrect copyright
notice.
2022-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104807
* include/bits/c++config (__terminate, __glibcxx_assert_fail):
Replace _GLIBCXX_VISIBILITY on function with visibility pragma.
(__is_constant_evaluated): Add visibility pragma.
2022-03-07 Rasmus Villemoes <rasmus.villemoes@prevas.dk>
* config/locale/vxworks/ctype_members.cc: Remove <iostream>
include.
2022-03-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (__glibcxx_assert_fail): Add visibility
attribute.
(__terminate): Likewise.
2022-03-04 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (strong_order::_S_fp_cmp): Move typedef
inside #if condition.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104748
* testsuite/std/ranges/adaptors/all.cc: Use non-debug vector for
constexpr test.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names.cc (func): Undef on AIX.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/96526
* libsupc++/compare (strong_order): Add missing support for
floating-point types.
* testsuite/18_support/comparisons/algorithms/strong_order_floats.cc:
New test.
2022-03-01 Jonathan Wakely <jwakely@redhat.com>
PR middle-end/103984
* include/bits/regex_compiler.h (_BracketMatcher::_M_char): Use
default member initializer.
2022-02-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104602
* include/std/source_location (source_location::current): Use
deduced type of __builtin_source_location().
2022-02-22 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (__detail::__is_initializer_list):
Define.
(viewable_range): Adjust as per P2415R2.
* include/bits/ranges_cmp.h (__cpp_lib_ranges): Adjust value.
* include/std/ranges (owning_view): Define as per P2415R2.
(enable_borrowed_range<owning_view>): Likewise.
(views::__detail::__can_subrange): Replace with ...
(views::__detail::__can_owning_view): ... this.
(views::_All::_S_noexcept): Sync with operator().
(views::_All::operator()): Use owning_view instead of subrange
as per P2415R2.
* include/std/version (__cpp_lib_ranges): Adjust value.
* testsuite/std/ranges/adaptors/all.cc (test06): Adjust now that
views::all uses owning_view instead of subrange.
(test08): New test.
* testsuite/std/ranges/adaptors/lazy_split.cc (test09): Adjust
now that rvalue non-view non-borrowed ranges are viewable.
* testsuite/std/ranges/adaptors/split.cc (test06): Likewise.
2022-02-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104559
* doc/xml/manual/evolution.xml: Document deprecation.
* doc/html/manual/api.html: Regenerate.
* include/bits/stl_bvector.h (insert(const_iterator, const bool&)):
Remove default argument.
(insert(const_iterator)): New overload with deprecated attribute.
* testsuite/23_containers/vector/bool/modifiers/insert/104559.cc:
New test.
2022-02-17 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Replace
code that call cat->name() on std::error_category objects.
Identify known categories by symbol name and use a hardcoded
name. Print error code values as enumerators where appopriate.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Adjust expected
name of custom category. Check io_errc and future_errc errors.
2022-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104542
* include/bits/uses_allocator_args.h (make_obj_using_allocator)
(uninitialized_construct_using_allocator): Add constexpr.
* testsuite/20_util/uses_allocator/make_obj.cc: Check constexpr.
* testsuite/20_util/uses_allocator/uninitialized_construct.cc: New test.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100912
* config/locale/gnu/c_locale.h (__convert_from_v): Use inline
namespace for IEEE128 long double mode.
* config/os/gnu-linux/ldbl-ieee128-extra.ver: Add new symbol
version and export __gnu_cxx_ieee128::__convert_from_v.
* include/bits/locale_facets_nonio.tcc (money_put::__do_put):
Make __ibm128 overload use snprintf directly
* testsuite/util/testsuite_abi.cc: Add new symbol version.
Remove stable IEEE128/LDBL versions.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103891
* include/bits/c++config (_GLIBCXX_HAVE_COND_TRIVIAL_SPECIAL_MEMBERS):
Remove.
* include/std/variant: Check feature test macros instead.
* include/std/version: Likewise.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/unsynchronized_pool_resource/allocate.cc:
Fix typo.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_to_chars.cc (FLOAT128_TO_CHARS): Depend on
LONG_DOUBLE_ALT128_COMPAT instead of USE_FLOAT128.
2022-02-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/temporary_buffer.cc: Fix dg-warning target
selector.
2022-02-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/monotonic_buffer_resource/allocate.cc:
Ignore -Walloc-larger-than warning.
* testsuite/20_util/unsynchronized_pool_resource/allocate.cc:
Likewise.
* testsuite/29_atomics/atomic/cons/user_pod.cc: Compile with -O1
to avoid linker error for __atomic_is_lock_free.
2022-02-10 Thomas Rodgers <rodgert@appliantology.com>
* include/bits/atomic_wait.h (__waiter_base::_S_do_spin,
__waiter_base::_S_do_spin_v): Change memory order from relaxed
to acquire.
2022-02-10 Jonathan Wakely <jwakely@redhat.com>
* include/c_compatibility/stdatomic.h (atomic_fetch_xor): Add
using-declaration.
(atomic_fetch_xor_explicit): Likewise.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Check
arithmetic and logical operations for atomic_int.
2022-02-10 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/dir-common.h (_GLIBCXX_HAVE_DIRFD): Undefine
when <dirent.h> is not available.
(_GLIBCXX_HAVE_UNLINKAT): Likewise.
2022-02-09 Thomas Rodgers <rodgert@appliantology.com>
PR libstdc++/104442
* include/bits/atomic_wait.h (__waiter::_M_do_wait_v): Move spin
loop inside do loop so that threads failing the wait, reload
_M_ver.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (_Dir(DIR*, const path&)): Change first
parameter to _Dir_base&&.
* src/filesystem/dir-common.h (_Dir_base(DIR*)): Remove.
* src/filesystem/dir.cc (_Dir(DIR*, const path&)): Change first
parameter to _Dir_base&&.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_LOCK_POLICY): Add comment about
checking for CAS on correct word size.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/experimental/filesystem/operations/create_directories.cc:
Adjust expected results for Windows.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* src/c++17/fs_dir.cc (fs::recursive_directory_iterator::__erase):
[i_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Refresh entry._M_type member,
instead of checking for errno values indicating a directory.
* src/c++17/fs_ops.cc (fs::remove_all(const path&)): Use similar
logic to non-throwing overload.
(fs::remove_all(const path&, error_code&)): Add comments.
* src/filesystem/ops-common.h: Likewise.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/dir-common.h (_Dir_base::openat): Change return
type to use portable posix::DIR alias.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/c_compatibility/stdatomic.h [__clang__]: Use
#include_next <stdatomic.h>.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_ops.h (fs::copy_file): Remove
noexcept.
(fs::create_directories): Likewise.
(fs::remove_all): Likewise.
* src/filesystem/ops.cc (fs::copy_file): Remove noexcept.
(fs::create_directories): Likewise.
(fs::remove_all): Likewise.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for dirfd
and unlinkat.
* config.h.in: Regenerate.
* configure: Regenerate.
* include/bits/fs_dir.h (recursive_directory_iterator): Declare
remove_all overloads as friends.
(recursive_directory_iterator::__erase): Declare new member
function.
* include/bits/fs_fwd.h (remove, remove_all): Declare.
* src/c++17/fs_dir.cc (_Dir): Add filename_only parameter to
constructor. Pass file descriptor argument to base constructor.
(_Dir::dir_and_pathname, _Dir::open_subdir, _Dir::do_unlink)
(_Dir::unlink, _Dir::rmdir): Define new member functions.
(directory_iterator): Pass filename_only argument to _Dir
constructor.
(recursive_directory_iterator::_Dir_stack): Adjust constructor
parameters to take a _Dir rvalue instead of creating one.
(_Dir_stack::orig): Add data member for storing original path.
(_Dir_stack::report_error): Define new member function.
(__directory_iterator_nofollow): Move here from dir-common.h and
fix value to be a power of two.
(__directory_iterator_filename_only): Define new constant.
(recursive_directory_iterator): Construct _Dir object and move
into _M_dirs stack. Pass skip_permission_denied argument to first
advance call.
(recursive_directory_iterator::increment): Use _Dir::open_subdir.
(recursive_directory_iterator::__erase): Define new member
function.
* src/c++17/fs_ops.cc (ErrorReporter, do_remove_all): Remove.
(fs::remove_all): Use new recursive_directory_iterator::__erase
member function.
* src/filesystem/dir-common.h (_Dir_base): Add int parameter to
constructor and use openat to implement nofollow semantics.
(_Dir_base::fdcwd, _Dir_base::set_close_on_exec, _Dir_base::openat):
Define new member functions.
(__directory_iterator_nofollow): Move to fs_dir.cc.
* src/filesystem/dir.cc (_Dir): Pass file descriptor argument to
base constructor.
(_Dir::dir_and_pathname, _Dir::open_subdir): Define new member
functions.
(recursive_directory_iterator::_Dir_stack): Adjust constructor
parameters to take a _Dir rvalue instead of creating one.
(recursive_directory_iterator): Check for new nofollow option.
Construct _Dir object and move into _M_dirs stack. Pass
skip_permission_denied argument to first advance call.
(recursive_directory_iterator::increment): Use _Dir::open_subdir.
* src/filesystem/ops.cc (fs::remove_all): Use C++17 remove_all.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/allocator.h: Qualify std::allocator_traits in
deprecated warnings.
* libsupc++/exception (uncaught_exception): Add suggestion to
deprecated warning.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (fs::recursive_directory_iterator::pop):
Add [[maybe_unused]] attribute.
* src/filesystem/dir.cc (fs::recursive_directory_iterator::pop):
Likewise.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/multiset/operators/cmp_c++20.cc: Use
custom comparison function for multiset.
* testsuite/23_containers/set/operators/cmp_c++20.cc: Use custom
comparison function for set.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/bits/boost_concept_check.h (_OutputIteratorConcept):
Change member function to data member of function pointer type.
2022-02-02 Martin Sebor <msebor@redhat.com>
PR libstdc++/101831
* include/std/array (begin): Declare const member function attribute
const.
(end, rbegin, rend, size, max_size, empty, data): Same.
* testsuite/23_containers/array/capacity/empty.cc: Add test cases.
* testsuite/23_containers/array/capacity/max_size.cc: Same.
* testsuite/23_containers/array/capacity/size.cc: Same.
* testsuite/23_containers/array/iterators/begin_end.cc: New test.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/iterators/error_reporting.cc: Use
autoconf macro to check whether d_type is present.
* testsuite/experimental/filesystem/iterators/error_reporting.cc:
Likewise.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/iterators/97731.cc: New test.
* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
Check follow_directory_symlink option.
* testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc:
Likewise.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (recursive_directory_iterator::increment):
Reset state to past-the-end iterator on error.
(fs::recursive_directory_iterator::pop(error_code&)): Likewise.
(fs::recursive_directory_iterator::pop()): Check _M_dirs before
it might get reset.
* src/filesystem/dir.cc (recursive_directory_iterator): Likewise,
for the TS implementation.
* testsuite/27_io/filesystem/iterators/error_reporting.cc: New test.
* testsuite/experimental/filesystem/iterators/error_reporting.cc: New test.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_fwd.h (filesystem::perms): Fix comment.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104301
* acinclude.m4 (GLIBCXX_ENABLE_CSTDIO): Print different messages
for stdio_pure and stdio_posix options.
* configure: Regenerate.
2022-02-01 Thomas Rodgers <rodgert@appliantology.com>
* include/bits/atomic_wait.h: Change memory order from
Acquire/Release with relaxed loads to SeqCst+Release for
accesses to the waiter's count.
2022-01-31 Martin Liska <mliska@suse.cz>
* acinclude.m4: Detect *_ld_is_mold and use it.
* configure: Regenerate.
2022-01-30 Hans-Peter Nilsson <hp@axis.com>
* testsuite/27_io/basic_istream/get/char/lwg3464.cc: Don't run on
simulator targets.
* testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc: Likewise.
2022-01-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100516
* include/bits/deque.tcc (_M_range_initialize<ForwardIterator>):
Add __builtin_unreachable to loop.
* testsuite/23_containers/deque/100516.cc: New test.
2022-01-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (ranges::advance): Avoid signed
overflow. Do nothing if already equal to desired result.
* testsuite/24_iterators/range_operations/advance_overflow.cc:
New test.
2022-01-27 Martin Liska <mliska@suse.cz>
PR libstdc++/104259
* acinclude.m4: Fix typo.
* configure: Regenerate.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/istream.tcc (basic_istream::sentry): Add braces
around try-block.
* include/bits/shared_ptr_base.h (_Sp_counted_array_base::_M_init):
Add pragmas to disable bogus warnings from PR 61596.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104217
* src/c++17/fs_ops.cc (_GNU_SOURCE): Define.
* src/filesystem/dir.cc (_GNU_SOURCE): Define.
* src/filesystem/ops.cc (_GNU_SOURCE): Define.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
fdopendir.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/c++17/fs_dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/c++17/fs_ops.cc (do_remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
* src/filesystem/dir-common.h (_Dir_base): Add nofollow flag to
constructor and when it's set use ::open with O_NOFOLLOW and
O_DIRECTORY.
* src/filesystem/dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/filesystem/ops.cc (remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104032
* include/std/spanstream (basic_spanbuf(basic_spanbuf&&)): Use
mem-initializer for _M_buf.
(basic_spanbuf::Operator=(basic_spanbuf&&)): Fix ill-formed
member access.
* testsuite/27_io/spanstream/2.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_from_chars.cc (USE_STRTOD_FOR_FROM_CHARS):
Define macro for case where std::from_chars is implemented in
terms of strtod, strtof or strtold.
(buffer_resource, valid_fmt, find_end_of_float, pattern)
(from_chars_impl, make_result, reserve_string): Do not define
unless USE_STRTOD_FOR_FROM_CHARS is defined.
(from_chars): Define when at least one of USE_LIB_FAST_FLOAT and
USE_STRTOD_FOR_FROM_CHARS is defined, instead of
_GLIBCXX_HAVE_USELOCALE. Use fast_float for long double when it
is binary64.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104174
* include/bits/hashtable_policy.h (_Map_base): Add partial
specialization for maps with const key types.
* testsuite/23_containers/unordered_map/104174.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/shared_ptr_base.h (_Sp_counted_base<>::_M_release):
Set members to zero without type punning.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/shared_ptr/cons/array.cc: Fix comment.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87193
PR libstdc++/104019
* include/bits/alloc_traits.h (__cpp_lib_allocator_traits_is_always_equal):
Define as type long.
* include/bits/allocator.h (__cpp_lib_incomplete_container_elements):
Likewise.
* include/bits/basic_string.h (__cpp_lib_string_udls): Likewise.
* include/bits/chrono.h (__cpp_lib_chrono): Likewise.
(__cpp_lib_chrono_udls): Likewise.
* include/bits/move.h (__cpp_lib_addressof_constexpr): Likewise.
* include/bits/node_handle.h (__cpp_lib_node_extract): Likewise.
* include/bits/range_access.h (__cpp_lib_nonmember_container_access):
Likewise.
* include/bits/shared_ptr.h (__cpp_lib_enable_shared_from_this):
Likewise.
* include/bits/stl_algo.h (__cpp_lib_clamp): Likewise.
(__cpp_lib_sample): Likewise.
* include/bits/stl_algobase.h (__cpp_lib_robust_nonmodifying_seq_ops):
Likewise.
* include/bits/stl_function.h (__cpp_lib_transparent_operators):
Likewise.
* include/bits/stl_iterator.h (__cpp_lib_make_reverse_iterator):
Likewise.
* include/bits/stl_map.h (__cpp_lib_map_try_emplace):
Likewise.
* include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
Likewise.
* include/bits/unique_ptr.h (__cpp_lib_make_unique):
Likewise.
* include/bits/unordered_map.h (__cpp_lib_unordered_map_try_emplace):
Likewise.
* include/c_global/cmath (__cpp_lib_hypot): Likewise.
* include/c_global/cstddef (__cpp_lib_byte): Likewise.
* include/std/atomic (__cpp_lib_atomic_is_always_lock_free):
Likewise.
* include/std/complex (__cpp_lib_complex_udls): Likewise.
* include/std/filesystem (__cpp_lib_filesystem): Likewise.
* include/std/functional (__cpp_lib_not_fn): Likewise.
(__cpp_lib_boyer_moore_searcher): Likewise.
* include/std/iomanip (__cpp_lib_quoted_string_io): Likewise.
* include/std/mutex (__cpp_lib_scoped_lock): Likewise.
* include/std/numeric (__cpp_lib_gcd_lcm): Likewise.
(__cpp_lib_gcd, __cpp_lib_lcm): Likewise.
* include/std/tuple (__cpp_lib_apply): Likewise.
(__cpp_lib_make_from_tuple): Likewise.
* include/std/type_traits (__cpp_lib_integral_constant_callable)
(__cpp_lib_bool_constant, __cpp_lib_logical_traits)
(__cpp_lib_is_null_pointer, __cpp_lib_transformation_trait_aliases)
(__cpp_lib_result_of_sfinae, __cpp_lib_void_t)
(__cpp_lib_is_swappable, __cpp_lib_is_invocable)
(__cpp_lib_has_unique_object_representations)
(__cpp_lib_is_aggregate): Likewise.
* include/std/version: Likewise.
* libsupc++/new (__cpp_lib_launder): Likewise.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_shared_ptr_arrays): Fix
condition for C++17 definition.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count):
Add constexpr.
(_Sp_atomic::_M_ptr): Add default member-initializer.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check constant initialization.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (__constinit): Define as
equivalent attribute for Clang.
* src/c++11/future.cc (__constinit): Likewise.
* src/c++11/system_error.cc (__constinit): Likewise.
* src/c++17/memory_resource.cc (__constinit): Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Only add src/filesystem/.libs and
src/libbacktrace/.libs to LDFLAGS if those directories exist.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* configure.ac (GLIBCXX_ENABLE_DEBUG_FLAGS): Remove -gdwarf-4
from default flags.
* configure: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104123
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Include
<stddef.h>.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Add src/libbacktrace/.libs to
linker search paths.
* src/Makefile.am: Fix src/debug/libbacktrace build.
* src/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: Use per-library CPPFLAGS
variable. Use symlinks for the source files.
* src/libbacktrace/Makefile.in: Regenerate.
2022-01-19 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on math_errhandling to expand to a constant expression.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document deprecations.
* doc/xml/manual/status_cxx2017.xml: Update status.
* doc/html/*: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (get_temporary_buffer): Change
_GLIBCXX14_DEPRECATED to _GLIBCXX17_DEPRECATED.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (_PCC::_DeprConsPair): Remove unused
function.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104101
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count::lock):
Only use __thread_relax if __cpp_lib_atomic_wait is defined.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104099
* include/bits/basic_string.h (basic_string(nullptr_t)): Only
define for C++23.
(operator=(nullptr_t)): Likewise.
* include/bits/cow_string.h: Likewise.
* include/std/string_view (basic_string_view(nullptr_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/nullptr.cc: Adjust
expected error. Add examples that become ill-formed in C++23.
* testsuite/21_strings/basic_string_view/cons/char/nonnull.cc:
Adjust expected errors.
* testsuite/21_strings/basic_string_view/cons/wchar_t/nonnull.cc:
Likewise.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104098
* include/bits/stl_iterator.h (reverse_iterator): Check
__cpp_lib_concepts instead of __cplusplus.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101124
* include/bits/stl_pair.h (pair): Adjust constraints on
deprecated constructors accepting literal zero as null pointer
constant. Improve wording of deprecated attribute.
* testsuite/20_util/pair/cons/99957.cc: Check that deprecated
constructors do not cause ambiguities for copyable types.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_function.h (ptr_fun): Fix suggestion for
non-deprecated alternative.
2022-01-18 Tom Honermann <tom@honermann.net>
* acinclude.m4: Define config macros if uchar.h provides
c8rtomb() and mbrtoc8().
* config.h.in: Regenerate.
* configure: Regenerate.
* include/c_compatibility/uchar.h (c8rtomb, mbrtoc8): Define.
* include/c_global/cuchar (c8rtomb, mbrtoc8): Likewise.
* include/c_std/cuchar (c8rtomb, mbrtoc8): Likewise.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
New test.
* testsuite/21_strings/headers/cuchar/functions_std_fchar8_t.cc:
New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Install new header.
* include/Makefile.in: Regenerate.
* include/c_compatibility/stdatomic.h: New file.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (FASTFLOAT_IS_BIG_ENDIAN):
Define in terms of __BYTE_ORDER__.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: UPDATE.
* src/c++17/fast_float/fast_float.h (round): Use explicit
template argument list for std::min.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2017.xml: Update C++17 status.
* doc/xml/manual/status_cxx2020.xml: Use 12.1 instead of 12 for
upcoming release.
* doc/html/manual/status.html: Regenerate.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING): Improve
comments.
* configure: Regenerate.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: (USE_LIB_FAST_FLOAT):
Conditionally define, and use it to conditionally include
fast_float.
(from_chars): Use fast_float for float and double when
USE_LIB_FAST_FLOAT.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (from_chars_advanced): In
case of over/underflow, return errc::result_out_of_range and don't
modify 'value'.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h: Apply local modifications.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: New file.
* src/c++17/fast_float/MERGE: New file.
* src/c++17/fast_float/README.md: New file, copied from the
fast_float repository.
* src/c++17/fast_float/fast_float.h: New file, an amalgamation
of the fast_float library.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: Include <bit>.
(ascii_to_hexit, starts_with_ci): Conditionally define.
(__floating_from_chars_hex): Conditionally define.
(from_chars): Use __floating_from_chars_hex for
chars_format::hex parsing of binary32/64 float/double.
(testsuite/20_util/from_chars/7.cc): New test.
* testsuite/20_util/from_chars/7.cc: New file.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): New macro.
* configure.ac: Use GLIBCXX_ENABLE_BACKTRACE.
* include/Makefile.am: Add new header.
* include/Makefile.in: Regenerate.
* include/std/stacktrace: New header.
* include/std/version (__cpp_lib_stacktrace): Define.
* Makefile.in: Regenerate.
* config.h.in: Regenerate.
* configure: Regenerate.
* doc/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.am: 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.
* testsuite/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: New file.
* src/libbacktrace/Makefile.in: New file.
* src/libbacktrace/backtrace-rename.h: New file.
* src/libbacktrace/backtrace-supported.h.in: New file.
* src/libbacktrace/config.h.in: New file.
* testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
New proc.
* testsuite/20_util/stacktrace/entry.cc: New test.
* testsuite/20_util/stacktrace/synopsis.cc: New test.
* testsuite/20_util/stacktrace/version.cc: New test.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Use final C++20 option
names.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103650
* include/Makefile.am: Rename LT_OBJDIR and STDC_HEADERS.
* include/Makefile.in: Regenerate.
* testsuite/17_intro/headers/c++1998/103650.cc: New test.
2022-01-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on the presence of the math_errhandling macro.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic): Add typename
to qualified-id for dependent type.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Update.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
Thomas Rodgers <trodgers@redhat.com>
* include/bits/shared_ptr_atomic.h (__cpp_lib_atomic_shared_ptr):
New macro.
(_Sp_atomic): New class template.
(atomic<shared_ptr<T>>, atomic<weak_ptr<T>>): New partial
specializations.
* include/bits/shared_ptr_base.h (__shared_count, __weak_count)
(__shared_ptr, __weak_ptr): Declare _Sp_atomic as a friend.
* include/std/version (__cpp_lib_atomic_shared_ptr): New macro.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc: New
test.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: New test.
2022-01-15 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Move feature detection bools
and add __have_avx512bitalg, __have_avx512vbmi2,
__have_avx512vbmi, __have_avx512ifma, __have_avx512cd,
__have_avx512vnni, __have_avx512vpopcntdq.
(__detail::__machine_flags): New function which returns a unique
uint64 depending on relevant -m and -f flags.
(__detail::__odr_helper): New type alias for either an anonymous
type or a type specialized with the __machine_flags number.
(_SimdIntOperators): Change template parameters from _Impl to
_Tp, _Abi because _Impl now has an __odr_helper parameter which
may be _OdrEnforcer from the anonymous namespace, which makes
for a bad base class.
(many): Either add __odr_helper template parameter or mark as
always_inline.
* include/experimental/bits/simd_detail.h: Add defines for
AVX512BITALG, AVX512VBMI2, AVX512VBMI, AVX512IFMA, AVX512CD,
AVX512VNNI, AVX512VPOPCNTDQ, and AVX512VP2INTERSECT.
* include/experimental/bits/simd_builtin.h: Add __odr_helper
template parameter or mark as always_inline.
* include/experimental/bits/simd_fixed_size.h: Ditto.
* include/experimental/bits/simd_math.h: Ditto.
* include/experimental/bits/simd_scalar.h: Ditto.
* include/experimental/bits/simd_neon.h: Add __odr_helper
template parameter.
* include/experimental/bits/simd_ppc.h: Ditto.
* include/experimental/bits/simd_x86.h: Ditto.
2022-01-14 Uroš Bizjak <ubizjak@gmail.com>
* testsuite/22_locale/numpunct/members/char/3.cc:
Require pt_PT locale instead of nl_NL.
(test02): Use pt_PT locale instead of nl_NL.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/91260
PR libstdc++/91383
PR libstdc++/95065
* include/backward/binders.h (bind1st, bind2nd): Add deprecated
attribute.
* include/bits/refwrap.h (_Maybe_unary_or_binary_function):
Disable deprecated warnings for base classes.
(_Reference_wrapper_base): Likewise.
* include/bits/shared_ptr_base.h (_Sp_owner_less): Likewise.
* include/bits/stl_bvector.h (_Bit_iterator_base): Likewise.
* include/bits/stl_function.h (unary_function, binary_function):
Add deprecated attribute.
(unary_negate, not1, binary_negate, not2, ptr_fun)
(pointer_to_unary_function, pointer_to_binary_function)
(mem_fun_t, const_mem_fun_t, mem_fun_ref_t, const_mem_fun_ref_t)
(mem_fun1_t, const_mem_fun1_t, mem_fun_ref1_t)
(const_mem_fun1_ref_t, mem_fun, mem_fun_ref): Add deprecated
attributes.
* include/bits/stl_iterator.h: Disable deprecated warnings for
std::iterator base classes.
* include/bits/stl_iterator_base_types.h (iterator): Add
deprecated attribute.
* include/bits/stl_map.h (map::value_compare): Disable
deprecated warnings for base class.
* include/bits/stl_multimap.h (multimap::value_compare):
Likewise.
* include/bits/stl_raw_storage_iter.h (raw_storage_iterator):
Add deprecated attribute.
* include/bits/stl_tempbuf.h (get_temporary_buffer): Likewise.
* include/bits/stream_iterator.h: Disable deprecated warnings.
* include/bits/streambuf_iterator.h: Likewise.
* include/ext/bitmap_allocator.h: Remove unary_function base
classes.
* include/ext/functional: Disable deprecated warnings.
* include/ext/rope: Likewise.
* include/ext/throw_allocator.h: Likewise.
* include/std/type_traits (result_of): Add deprecated attribute.
* include/tr1/functional: Disable deprecated warnings.
* include/tr1/functional_hash.h: Likewise.
* testsuite/20_util/function_objects/binders/1.cc: Add
-Wno-disable-deprecations.
* testsuite/20_util/function_objects/binders/3113.cc: Likewise.
* testsuite/20_util/function_objects/constexpr.cc: Add
dg-warning.
* testsuite/20_util/raw_storage_iterator/base.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/dr2127.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/explicit_instantiation/1.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/typedefs.cc:
Likewise.
* testsuite/20_util/reference_wrapper/24803.cc:
Likewise.
* testsuite/20_util/reference_wrapper/typedefs.cc: Enable for
C++20 and check for absence of nested types.
* testsuite/20_util/shared_ptr/comparison/less.cc: Remove
std::binary_function base class.
* testsuite/20_util/temporary_buffer.cc: Add dg-warning.
* testsuite/21_strings/basic_string/cons/char/69092.cc: Remove
std::iterator base class.
* 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/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostream_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostreambuf_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/reverse_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/25_algorithms/copy/34595.cc:
Likewise.
* testsuite/25_algorithms/minmax/3.cc: Remove std::binary_function
base class.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/2.cc:
Disable deprecated warnings.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/pod.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/transform/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/transform/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/27_io/basic_filebuf/underflow/wchar_t/9178.cc: Add
dg-warning.
* testsuite/ext/pb_ds/example/priority_queue_erase_if.cc:
Likewise.
* testsuite/ext/pb_ds/example/priority_queue_split_join.cc:
Likewise.
* testsuite/tr1/3_function_objects/reference_wrapper/typedefs.cc:
Disable deprecated warnings.
* testsuite/tr1/6_containers/hash/requirements/base_classes.cc:
Likewise.
* testsuite/util/regression/trait/erase_if_fn.hpp: Remove
std::unary_function base classes.
* testsuite/util/testsuite_iterators.h (output_iterator_wrapper):
Remove std::iterator base classes.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr.h (__cpp_lib_shared_ptr_weak_type):
Correct type of macro value.
(shared_ptr): Add additional friend declarations.
(make_shared, allocate_shared): Constrain existing overloads and
remove static_assert.
* include/bits/shared_ptr_base.h (__cpp_lib_smart_ptr_for_overwrite):
New macro.
(_Sp_counted_ptr_inplace<T, Alloc, Lp>): New partial
specialization for use with make_shared_for_overwrite.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(_Sp_counted_array_base): New class template.
(_Sp_counted_array): New class template.
(__shared_count(_Tp*&, const _Sp_counted_array_base&, _Init)):
New constructor for allocating shared arrays.
(__shared_ptr(const _Sp_counted_array_base&, _Init)): Likewise.
* include/std/version (__cpp_lib_shared_ptr_weak_type): Correct
type.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(__cpp_lib_smart_ptr_for_overwrite): New macro.
* testsuite/20_util/shared_ptr/creation/99006.cc: Adjust
expected errors.
* testsuite/20_util/shared_ptr/creation/array.cc: New test.
* testsuite/20_util/shared_ptr/creation/overwrite.cc: New test.
* testsuite/20_util/shared_ptr/creation/version.cc: New test.
* testsuite/20_util/unique_ptr/creation/for_overwrite.cc: Check
feature test macro. Test non-trivial default-initialization.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (_Construct, _Construct_novalue):
Also cast away cv-qualifiers when converting pointer to void.
* testsuite/20_util/allocator/void.cc: Test construct function
with cv-qualified types.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103992
* include/bits/stl_iterator.h (common_iterator): Use
std::construct_at instead of placement new.
* testsuite/24_iterators/common_iterator/1.cc: Check copy
construction is usable in constant expressions.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2011.xml: Document new tokens
accepted by std::random_device constructor.
* doc/html/manual/status.html: Regenerate.
2022-01-12 Patrick Palka <ppalka@redhat.com>
* testsuite/20_util/to_chars/103955.cc: Add explicit dg-do
directive.
2022-01-12 Patrick Palka <ppalka@redhat.com>
PR libstdc++/103955
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex):
Track the excess precision separately from the effective
precision. Avoid overflow in bounds check by splitting it into
two checks.
(__floating_to_chars_precision): Avoid overflow in bounds checks
similarly.
* testsuite/20_util/to_chars/103955.cc: New test.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <source_location> for
freestanding.
* include/Makefile.in: Regenerate.
* include/std/version (__cpp_lib_source_location): Define for
freestanding.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::lazy_split_view::_InnerIter::end()):
Add neoxcept (LWG 3593).
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::__detail::__box): Add constexpr to
assignment operators (LWG 3572).
* testsuite/std/ranges/adaptors/filter.cc: Check assignment of a
view that uses copyable-box.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <coroutine> for freestanding.
* include/Makefile.in: Regenerate.
* include/std/coroutine: Adjust headers and preprocessor
conditions.
(__coroutine_traits_impl): Use concepts when available.
[_GLIBCXX_HOSTED] (hash<coroutine_handle>): Define.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (operator<<(basic_ostream&, charT)):
Use unformatted input if no padding is needed.
(operator<<(basic_ostream<char>&, char)): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103891
* include/bits/c++config (_GLIBCXX_HAVE_COND_TRIVIAL_SPECIAL_MEMBERS):
Define.
* include/std/variant (__cpp_lib_variant): Only define C++20
value when the compiler is known to support conditionally
trivial destructors.
* include/std/version (__cpp_lib_variant): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (common_iterator): Add constexpr
to all member functions (LWG 3574).
* testsuite/24_iterators/common_iterator/1.cc: Evaluate some
tests as constant expressions.
* testsuite/24_iterators/common_iterator/2.cc: Likewise.
2022-01-10 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/77760
* include/bits/locale_facets_nonio.h (__time_get_state): New struct.
(time_get::_M_extract_via_format): Declare new method with
__time_get_state& as an extra argument.
* include/bits/locale_facets_nonio.tcc (_M_extract_via_format): Add
__state argument, set various fields in it while parsing. Handle %j,
%U, %w and %W, fix up handling of %y, %Y and %C, don't adjust tm_hour
for %p immediately. Add a wrapper around the method without the
__state argument for backwards compatibility.
(_M_extract_num): Remove all __len == 4 special cases.
(time_get::do_get_time, time_get::do_get_date, time_get::do_get): Zero
initialize __state, pass it to _M_extract_via_format and finalize it
at the end.
(do_get_year): For 1-2 digit parsed years, map 0-68 to 2000-2068,
69-99 to 1969-1999. For 3-4 digit parsed years use that as year.
(get): If do_get isn't overloaded from the locale_facets_nonio.tcc
version, don't call do_get but call _M_extract_via_format instead to
pass around state.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export _M_extract_via_format
with extra __time_get_state and __time_get_state::_M_finalize_state.
* src/c++98/locale_facets.cc (is_leap, day_of_the_week,
day_of_the_year): New functions in anon namespace.
(mon_yday): New var in anon namespace.
(__time_get_state::_M_finalize_state): Define.
* testsuite/22_locale/time_get/get/char/4.cc: New test.
* testsuite/22_locale/time_get/get/wchar_t/4.cc: New test.
* testsuite/22_locale/time_get/get_year/char/1.cc (test01): Parse 197
as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/char/5.cc (test01): Parse 1 as
year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/char/6.cc: New test.
* testsuite/22_locale/time_get/get_year/wchar_t/1.cc (test01): Parse
197 as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/5.cc (test01): Parse
1 as year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/6.cc: New test.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103866
* acinclude.m4 (GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS): Do
nothing for freestanding builds.
(GLIBCXX_ENABLE_HOSTED): Define FREESTANDING_FLAGS.
* configure.ac: Do not use AC_LIBTOOL_DLOPEN when configured
with --without-headers. Do not use GCC_HEADER_STDINT for
freestanding builds.
* libsupc++/Makefile.am (HOSTED_CXXFLAGS): Use -ffreestanding
for freestanding builds.
* configure: Regenerate.
* Makefile.in: Regenerate.
* doc/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/28_regex/algorithms/regex_replace/char/103664.cc:
Add dg-timeout-factor directive.
* testsuite/28_regex/basic_regex/84110.cc: Likewise.
* testsuite/28_regex/basic_regex/ctors/char/other.cc: Likewise.
* testsuite/28_regex/match_results/102667.cc: Likewise.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Update documentation around default
-std option.
* doc/html/*: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100017
* src/c++17/Makefile.am (AM_CXXFLAGS): Add -nostdinc++.
* src/c++17/Makefile.in: Regenerate.
2022-01-09 Sandra Loosemore <sandra@codesourcery.com>
* testsuite/18_support/type_info/constexpr.cc: Add explicit
-fdelete-null-pointer-checks option.
2022-01-06 Pavel I. Kryukov <pavel.kryukov@phystech.edu>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103853
* include/bits/forward_list.tcc (forward_list::merge): Check for
self-merge.
* testsuite/23_containers/forward_list/operations/merge.cc: New test.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (basic_regex, match_results): Qualify
name in friend declaration, to work around Clang bug.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/ext/rope/pthread7-rope.cc: Add dg-timeout-factor.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103911
* include/std/charconv (__from_chars_alpha_to_num): Return
char instead of unsigned char. Change invalid return value to
127 instead of using numeric trait.
(__from_chars_alnum): Fix comment. Do not use std::isdigit.
Change type of variable to char.
2022-01-05 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/68303
* include/bits/hashtable_policy.h
(_Hashtable_hash_traits<_Hash>): New.
(_Hash_code_base<>::_M_hash_code(const _Hash_node_value<>&)): New.
(_Hashtable_base<>::_M_key_equals): New.
(_Hashtable_base<>::_M_equals): Use latter.
(_Hashtable_base<>::_M_key_equals_tr): New.
(_Hashtable_base<>::_M_equals_tr): Use latter.
* include/bits/hashtable.h
(_Hashtable<>::__small_size_threshold()): New, use _Hashtable_hash_traits.
(_Hashtable<>::find): Loop through elements to look for key if size is lower
than __small_size_threshold().
(_Hashtable<>::_M_emplace(true_type, _Args&&...)): Likewise.
(_Hashtable<>::_M_insert_unique(_Kt&&, _Args&&, const _NodeGenerator&)): Likewise.
(_Hashtable<>::_M_compute_hash_code(const_iterator, const key_type&)): New.
(_Hashtable<>::_M_emplace(const_iterator, false_type, _Args&&...)): Use latter.
(_Hashtable<>::_M_find_before_node(const key_type&)): New.
(_Hashtable<>::_M_erase(true_type, const key_type&)): Use latter.
(_Hashtable<>::_M_erase(false_type, const key_type&)): Likewise.
* src/c++11/hashtable_c++0x.cc: Include <bits/functional_hash.h>.
* testsuite/util/testsuite_performance.h
(report_performance): Use 9 width to display memory.
* testsuite/performance/23_containers/insert_erase/unordered_small_size.cc:
New performance test case.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103919
* include/bits/basic_string.h (basic_string(const T&, size_t, size_t)):
Relax constraints on string_view parameter.
* include/bits/cow_string.h (basic_string(const T&, size_t, size_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/103919.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export new symbol for
ARM EABI.
* include/bits/c++config (_GLIBCXX23_CONSTEXPR): Define.
* include/std/version (__cpp_lib_constexpr_typeinfo): Define.
* libsupc++/tinfo.cc: Add #error to ensure non-inline definition
is emitted.
(type_info::__equal): Define alias symbol.
* libsupc++/typeinfo (type_info::before): Combine different
implementations into one.
(type_info::operator==): Likewise. Use address equality for
constant evaluation. Call __equal for targets that require the
definition to be non-inline.
* testsuite/18_support/type_info/constexpr.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (io_error_category): Define
class and virtual functions as 'final'.
(io_category_instance): Use constinit union to make the object
immortal.
* src/c++11/future.cc (future_error_category): Define class and
virtual functions as 'final'.
(future_category_instance): Use constinit union.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Strip
versioned namespace from the type name that is printed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdRegexStatePrinter): New
printer for std::regex NFA states.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/forward_list/operations/1.cc: Fill in
placeholders in comments.
* testsuite/23_containers/forward_list/operations/2.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/3.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/4.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/5.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/6.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/7.cc:
Likewise.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103848
* include/bits/stl_deque.h (operator-): Do not use 0 as null
pointer constant.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocator_traits<allocator<void>>):
Use std::_Construct for construct.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103877
* doc/xml/faq.xml: Add '-x c++' to preprocessor command.
* doc/html/faq.html: Regenerate.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (__regex_algo_impl): Change __policy and
__match_mode template parameters to be function parameters.
(regex_match, regex_search): Pass policy and match mode as
function arguments.
* include/bits/regex.tcc (__regex_algo_impl): Change template
parameters to function parameters.
* include/bits/regex_compiler.h (_RegexTranslatorBase): Use
'if constexpr' for conditions using template parameters.
(_RegexTranslator): Likewise.
* include/bits/regex_executor.tcc (_Executor::_M_handle_accept):
Likewise.
* testsuite/util/testsuite_regex.h (regex_match_debug)
(regex_search_debug): Move template arguments to function
arguments.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_regex.h (regex_match_debug): Compare
results even if the match failed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex_compiler.tcc: Adjust all calls to
__throw_regex_error.
* include/bits/regex_error.h (__throw_regex_error): Add noreturn
attribute.
* include/bits/regex_scanner.tcc: Likewise.
* src/c++11/regex.cc (desc): New helper function.
(regex_error::regex_error(error_type)): Use desc to get a string
corresponding to the error code.
Copyright (C) 2022 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.