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gcc/libstdc++-v3/ChangeLog
GCC Administrator 3e3d115c94 Daily bump.
2024-05-04 00:16:30 +00:00

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2024-05-03 Andreas Schwab <schwab@linux-m68k.org>
* config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
2024-05-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114891
* include/std/generator: Check feature test macro before using
is_pointer_interconvertible_v.
2024-04-30 Christophe Lyon <christophe.lyon@linaro.org>
* testsuite/lib/gdb-test.exp (gdb-test): Fix regexp. Quote
newlines in logs.
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backported from master:
2024-04-29 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.
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backported from master:
2024-04-29 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.
2024-04-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114863
* include/std/format (__formatter_fp::format): Only use
_M_localized for finite values.
* testsuite/std/format/functions/format.cc: Check localized
formatting of NaN and initiny.
2024-04-26 Jonathan Wakely <jwakely@redhat.com>
* doc/html/manual/status.html: Regenerate.
* doc/xml/manual/status_cxx1998.xml: Adjust whitespace.
* doc/xml/manual/status_cxx2011.xml: Likewise.
* doc/xml/manual/status_cxx2014.xml: Likewise.
* doc/xml/manual/status_cxx2017.xml: Likewise.
* doc/xml/manual/status_cxx2020.xml: Likewise.
* doc/xml/manual/status_cxx2023.xml: Likewise.
* doc/xml/manual/status_cxxtr1.xml: Likewise.
* doc/xml/manual/status_cxxtr24733.xml: Likewise.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* scripts/run_doxygen: Rename man pages for nested types.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (tzdb_list): Fix typo in Doxygen comment.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* scripts/run_doxygen: Adjust sed pattern to match '\fR' for
new man output that Doxygen 1.10 generates.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/stdheader.cc (init_map): Add missing headers.
* doc/doxygen/user.cfg.in (EXCLUDE): Exclude generated files for
std::format and std::text_encoding.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant: Add comment to #include.
2024-04-22 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114803
* include/experimental/bits/simd_builtin.h
(_SimdBase2::operator __vector_type_t): There is no __builtin()
function in _SimdWrapper, instead use its conversion operator.
* testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc: New
test.
2024-04-22 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Ignore -Wnarrowing for
arm_neon.h.
(__int_for_sizeof): Replace tautological compare with checking
for invalid template parameter value.
* include/experimental/bits/simd_builtin.h (__extract_part):
Remove tautological compare by combining two static_assert.
2024-04-22 Jakub Jelinek <jakub@redhat.com>
* testsuite/17_intro/names.cc (d, f): Undefine on s390*-linux*.
* testsuite/17_intro/headers/c++1998/all_attributes.cc (packed): Don't
define on s390.
* testsuite/17_intro/headers/c++2011/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2014/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2017/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2020/all_attributes.cc (packed):
Likewise.
2024-04-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/refwrap.h (operator<=>): Simplify constraints.
2024-04-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114770
* src/c++20/tzdb.cc (do_locate_zone): Support links that have
another link as their target.
* testsuite/std/time/tzdb/1.cc: Check that all zones and links
can be found by locate_zone.
* testsuite/std/time/tzdb/links.cc: New test.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* testsuite/29_atomics/atomic/compare_exchange_padding.cc:
Disable SRA.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/8.cc: Skip float128_t testing
on aarch64-vxworks.
* testsuite/20_util/to_chars/float128_c++23.cc: Xfail run on
aarch64-vxworks.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* src/c++20/tzdb.cc (__gnu_cxx::zoneinfo_dir_override): Define
on VxWorks non-RTP.
2024-04-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (println(ostream&)): Define new overload.
* include/std/print (println(FILE*), println()): Likewise.
* testsuite/27_io/basic_ostream/print/2.cc: New test.
* testsuite/27_io/print/1.cc: Remove unused header.
* testsuite/27_io/print/3.cc: New test.
2024-04-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/numeric_traits.h: Add include guard.
2024-04-17 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114750
* include/experimental/bits/simd_builtin.h
(_SimdImplBuiltin::_S_load, _S_store): Fall back to copying
scalars if the memory type cannot be vectorized for the target.
2024-04-16 Jonathan Wakely <jwakely@redhat.com>
* config/locale/dragonfly/numeric_members.cc: Fix typos in
comments.
* config/locale/gnu/numeric_members.cc: Likewise.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml: Replace "<next>" with "14.1.0".
* doc/html/manual/abi.html: Regenerate.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/refwrap.h (reference_wrapper): Add comparison
operators as proposed by P2944R3.
* include/bits/version.def (reference_wrapper): Define.
* include/bits/version.h: Regenerate.
* include/std/functional: Enable feature test macro.
* testsuite/20_util/reference_wrapper/compare.cc: New test.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113386
* include/bits/stl_pair.h (operator==, operator<=>): Support
heterogeneous comparisons, as per LWG 3865.
* testsuite/20_util/pair/comparison_operators/lwg3865.cc: New
test.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93672
* src/c++98/istream.cc (istream::ignore(streamsize, int_type)):
Treat all negative delimiter values as eof().
* testsuite/27_io/basic_istream/ignore/char/93672.cc: New test.
* testsuite/27_io/basic_istream/ignore/wchar_t/93672.cc: New
test.
2024-04-15 Andreas Schwab <schwab@suse.de>
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
2024-04-13 H.J. Lu <hjl.tools@gmail.com>
* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt:
Updated.
2024-04-11 Jakub Jelinek <jakub@redhat.com>
* doc/xml/manual/abi.xml: Add latest library versions.
* doc/html/manual/abi.html: Regenerate.
2024-04-11 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/m68k-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/riscv64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
2024-04-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114692
* config/abi/pre/gnu.ver (GLIBCXX_3.4.32): Move new exports for
__basic_file::native_handle to ...
(GLIBCXX_3.4.33): ... here. Adjust to not match wchar_t
specialization, which isn't used.
* testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.33 and update
latest version check.
2024-04-11 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/m68k-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/riscv64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
2024-04-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/manipulators/extended/get_time/char/2.cc:
Adjust input string so that it matches %a with or without a
trailing period.
* testsuite/std/time/year_month_day/io.cc: Adjust expected
format for %x in the fr_FR locale.
2024-04-10 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (remove_all) [__FreeBSD__ || __DragonFly__]:
Check for EMLINK as well as ELOOP.
[__NetBSD__]: Check for EFTYPE as well as ELOOP.
2024-04-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114633
* include/bits/chrono_io.h (_Parser::operator()) <'S'>: Use
stream extraction if std::from_chars is not available.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114519
* include/bits/unicode.h (_Utf8_view) [!__cpp_char8_t]: Define
using char instead of char8_t.
* testsuite/ext/unicode/view.cc: Use u8""sv literals to create
string views, instead of std::u8string_view.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/integer_comparisons/equal_neg.cc: Use
no-opts selector for errors that depend on -fchar8_t.
* testsuite/20_util/integer_comparisons/greater_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/greater_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/in_range_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_neg.cc: Likewise.
* testsuite/20_util/integer_comparisons/not_equal_neg.cc:
Likewise.
* testsuite/21_strings/basic_string/hash/hash_char8_t.cc: Skip
if -fno-char8_t is used.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/char/deleted.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/deleted.cc:
Likewise.
* testsuite/27_io/filesystem/path/factory/u8path-depr.cc: Use
char for u8 literal if char8_t is not available.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Check
__cpp_char8_t.
* testsuite/29_atomics/atomic_integral/wait_notify.cc: Likewise.
* testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc:
Remove check for _GLIBCXX_USE_CHAR8_T.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/from_chars/1_neg.cc: Add char8_t cases,
using a struct of that name if -fno-char8_t is active.
* testsuite/20_util/from_chars/1_c++20_neg.cc: Removed.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104606
* include/std/optional (operator<=>(const optional<T>&, const U&)):
Reverse order of three_way_comparable_with template arguments.
* testsuite/20_util/optional/relops/104606.cc: New test.
2024-04-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114519
* include/bits/unicode.h (_Utf8_view): Guard with check for
char8_t being enabled.
(__literal_encoding_is_unicode): Guard use of char8_t with check
for it being enabled.
* testsuite/std/format/functions/114519.cc: New test.
2024-04-02 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (ranges::__detail::_Empty): Rename to ...
(ranges::__detail::_Absent): ... this. Turn into a template
parameterized by the absent type _Tp and discriminator _Disc.
(ranges::__detail::__maybe_present_t): Add an optional
discriminator parameter.
(slide_view::_M_cached_begin): Pass a discriminator argument to
__maybe_present_t.
(slide_view::_M_cached_end): Likewise.
* testsuite/std/ranges/adaptors/sizeof.cc: Verify the size of
slide_view<V> is 3 instead 4 pointers.
2024-04-02 Jakub Jelinek <jakub@redhat.com>
* acinclude.m4: Fix duplicated words; file file -> file can.
* configure.host: Fix duplicated words; the the -> the.
2024-03-29 Arsen Arsenović <arsen@aarsen.me>
* testsuite/24_iterators/range_generators/01.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/02.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/copy.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/except.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/subrange.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/synopsis.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/iter_deref_return.cc:
Drop GCC Runtime Library Exception from the "You should have
received a copy" paragraph.
2024-03-27 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_S_masked_unary):
Cast inputs < 16 bytes to 16 byte vectors before calling the
right subtraction builtin. Before returning, truncate to the
return vector type.
2024-03-27 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_S_masked_unary): Call
the 4- and 8-byte variants of __builtin_ia32_subp[ds] without
rounding direction argument.
2024-03-27 Srinivas Yadav Singanaboina <vasu.srinivasvasu.14@gmail.com>
* include/Makefile.am: Add simd_sve.h.
* include/Makefile.in: Add simd_sve.h.
* include/experimental/bits/simd.h: Add new SveAbi.
* include/experimental/bits/simd_builtin.h: Use
__no_sve_deduce_t to support existing Neon Abi.
* include/experimental/bits/simd_converter.h: Convert
sequentially when sve is available.
* include/experimental/bits/simd_detail.h: Define sve
specific macro.
* include/experimental/bits/simd_math.h: Fallback frexp
to execute sequntially when sve is available, to handle
fixed_size_simd return type that always uses sve.
* include/experimental/simd: Include bits/simd_sve.h.
* testsuite/experimental/simd/tests/bits/main.h: Enable
testing for sve128, sve256, sve512.
* include/experimental/bits/simd_sve.h: New file.
2024-03-26 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (generator::_Iterator::operator*): Fix
return type.
* testsuite/24_iterators/range_generators/iter_deref_return.cc:
New test.
2024-03-26 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator: Fix _V badname.
2024-03-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/19_diagnostics/stacktrace/current.cc: Check for
__cpp_lib_stacktrace instead of check for stacktrace ET.
* testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/hash.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/output.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/synopsis.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/version.cc: Likewise.
* testsuite/23_containers/vector/debug/assign4_backtrace_neg.cc:
Likewise.
* testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
Remove.
2024-03-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/dg-options.exp (dg-require-cpp-feature-test):
New proc.
* testsuite/lib/libstdc++.exp (check_v3_target_cpp_feature_test):
New proc.
* testsuite/std/text_encoding/cons.cc: Use new directive to skip
the test if the __cpp_lib_text_encoding feature test macro is
not defined.
* testsuite/std/text_encoding/requirements.cc: Likewise.
2024-03-25 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/text_encoding/requirements.cc: #undef the
correct macro.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (formatter): Disable specializations that
would allow sequences of narrow characters to be formatted as
wchar_t without conversion, as per LWG 3944.
* testsuite/std/format/formatter/lwg3944.cc: New test.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (__is_in_place_index_v): New variable
template.
* include/std/variant (__not_in_place_tag): Define in terms of
variable templates not a class template.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114400
* include/std/string_view (operator==): Use std::type_identity_t
in C++20 instead of our own __type_identity_t.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114401
* include/bits/hashtable.h (_Hashtable::_M_reinsert_node): Call
release() on node handle instead of just zeroing its pointer.
(_Hashtable::_M_reinsert_node_multi): Likewise.
(_Hashtable::_M_merge_unique): Likewise.
(_Hashtable::_M_merge_multi): Likewise.
* include/bits/node_handle.h (_Node_handle_common::release()):
New member function.
(_Node_handle_common::_Optional_alloc::_M_empty): Remove
unnecessary union member.
(_Node_handle_common): Declare _Hashtable as a friend.
* include/bits/stl_tree.h (_Rb_tree::_M_reinsert_node_unique):
Call release() on node handle instead of just zeroing its
pointer.
(_Rb_tree::_M_reinsert_node_equal): Likewise.
(_Rb_tree::_M_reinsert_node_hint_unique): Likewise.
(_Rb_tree::_M_reinsert_node_hint_equal): Likewise.
* testsuite/23_containers/multiset/modifiers/114401.cc: New test.
* testsuite/23_containers/set/modifiers/114401.cc: New test.
* testsuite/23_containers/unordered_multiset/modifiers/114401.cc: New test.
* testsuite/23_containers/unordered_set/modifiers/114401.cc: New test.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113841
* include/bits/allocator.h (allocator<cv T>): Add default
constructor to partial specializations for cv-qualified types.
* include/bits/stl_vector.h (_Vector_impl::_Vector_impl()):
Constrain so that it's only present if the allocator is default
constructible.
* include/bits/stl_bvector.h (_Bvector_impl::_Bvector_impl()):
Likewise.
* testsuite/23_containers/vector/cons/113841.cc: New test.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (destroy_at, construct_at): Guard
with feature test macros instead of just __cplusplus.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (generator, tuple_like): Move earlier
in the file.
* include/bits/version.h: Regenerate.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114394
* include/std/functional (bind): Use __invoke_result_t instead
of result_of::type.
* include/std/type_traits (__invoke_result_t): New alias
template.
* testsuite/20_util/bind/ref_neg.cc: Adjust prune pattern.
2024-03-20 François Dumont <fdumont@gcc.gnu.org>
* include/bits/version.def (null_iterators): Remove extra_cond.
* include/bits/version.h: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114359
* include/bits/random.tcc (binomial_distribution::param_type):
Ensure arithmetic is done as type double.
* testsuite/26_numerics/random/binomial_distribution/114359.cc: New test.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101228
* include/pstl/parallel_backend_tbb.h (TBB_SUPPRESS_DEPRECATED_MESSAGES):
Define before including <tbb/task.h> then undef afterwards.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am [MAINTAINER_MODE]: Add target to
automatically update <bits/version.h>.
* include/Makefile.in: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/build_hacking.xml: Document generated files.
Update list of convenience libraries and sub-directories under
the src directory.
* doc/html/*: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/text_encoding-data.h: Regenerate.
* include/bits/unicode-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Fix header of generated
file to name the correct script.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/pstl/test_utils.h: Fix typos in comments.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114367
* include/bits/stl_bvector.h (_M_allocate): Use allocator's
construct function to begin lifetime of words.
2024-03-19 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/lib/dg-options.exp (atomic_link_flags): Emit a -B
option for the path to the uninstalled libatomic.
2024-03-19 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/lib/libstdc++.exp (v3_target_compile): Instead of
/dev/null, use a temporary file for test executables on Darwin.
2024-03-18 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_can_advance):
Accept 0 offset advance on value-initialized iterator.
* testsuite/23_containers/vector/debug/n3644.cc: New test case.
2024-03-18 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_local_iterator.tcc
(_Safe_local_iterator::_M_valid_range): Add _M_value_initialized and
_M_singular checks.
* testsuite/23_containers/unordered_set/debug/114316.cc: New test case.
2024-03-17 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/114316
* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_valid_range):
First check if both iterators are value-initialized before checking if
singular.
* testsuite/23_containers/set/debug/114316.cc: New test case.
* testsuite/23_containers/vector/debug/114316.cc: New test case.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114325
* include/std/format (_Scanner::_M_scan): Pass correct length to
__to_chars_10_impl.
* testsuite/std/format/functions/format.cc: Check negative
integers with empty format-spec.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algo.h (find_end, all_of, none_of, any_of)
(find_if_not, is_partitioned, partition_point, remove)
(remove_if, unique, lower_bound, upper_bound, equal_range)
(binary_search, includes, is_sorted, is_sorted_until, minmax)
(minmax_element, is_permutation, clamp, find_if, find_first_of)
(adjacent_find, count, count_if, search, search_n, min_element)
(max_element): Add nodiscard attribute.
* include/bits/stl_algobase.h (min, max, lower_bound, equal)
(lexicographical_compare, lexicographical_compare_three_way)
(mismatch): Likewise.
* include/bits/stl_heap.h (is_heap, is_heap_until): Likewise.
* testsuite/25_algorithms/equal/debug/1_neg.cc: Add dg-warning.
* testsuite/25_algorithms/equal/debug/2_neg.cc: Likewise.
* testsuite/25_algorithms/equal/debug/3_neg.cc: Likewise.
* testsuite/25_algorithms/find_first_of/concept_check_1.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/2.cc: Likewise.
* testsuite/25_algorithms/lexicographical_compare/71545.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/33613.cc: Likewise.
* testsuite/25_algorithms/lower_bound/debug/irreflexive.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/minmax/3.cc: Likewise.
* testsuite/25_algorithms/search/78346.cc: Likewise.
* testsuite/25_algorithms/search_n/58358.cc: Likewise.
* testsuite/25_algorithms/unique/1.cc: Likewise.
* testsuite/25_algorithms/unique/11480.cc: Likewise.
* testsuite/25_algorithms/upper_bound/33613.cc: Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_pred_neg.cc:
Likewise.
* testsuite/ext/concept_checks.cc: Likewise.
* testsuite/ext/is_heap/47709.cc: Likewise.
* testsuite/ext/is_sorted/cxx0x.cc: Likewise.
2024-03-14 xndcn <xndchn@gmail.com>
* include/bits/atomic_base.h (__atomic_float::__atomic_float(Fp)):
Clear padding.
* testsuite/29_atomics/atomic_float/compare_exchange_padding.cc:
New test.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/66146
* doc/xml/manual/status_cxx2011.xml: Remove mention of Linux in
note about std::call_once.
* doc/xml/manual/status_cxx2014.xml: Likewise.
* doc/xml/manual/status_cxx2017.xml: Likewise.
* doc/html/manual/status.html: Regenerate.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2023.xml: Update C++23 status table.
* doc/html/manual/status.html: Regenerate.
* include/bits/version.def: Fix typo in comment.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/cxx11.cc: Move custom_cat
to namespace scope.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug.xml: Improve docs on debug builds and
using ASan. Mention _GLIBCXX_ASSERTIONS. Reorder sections to put
the most relevant ones first.
* doc/xml/manual/using.xml: Add comma.
* doc/html/*: Regenerate.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug.xml: Document that concept checking might
be removed in future.
* doc/xml/manual/extensions.xml: Likewise.
2024-03-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114240
* include/bits/chrono_io.h (_Parser::operator()): Assume
hours(0) for a time_point, so that a time is not required
to be present.
* testsuite/std/time/parse/114240.cc: New test.
2024-03-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114279
* include/bits/chrono_io.h (_Parser::_M_is_leap_second): New
data member.
(_Parser::_M_reserved): Reserve padding bits for future use.
(_Parser::operator()): Set _M_is_leap_second if %S reads 60s.
(from_stream): Only allow _M_is_leap_second for utc_time and
local_time. Adjust arithmetic for utc_time so that leap seconds
are preserved. Use time_point_cast to convert to a possibly
lower-precision result type.
* testsuite/std/time/parse.cc: Move to ...
* testsuite/std/time/parse/parse.cc: ... here.
* testsuite/std/time/parse/114279.cc: New test.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (_Parser::operator()): Use
std::from_chars to parse fractional seconds.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114244
* include/bits/chrono_io.h (_Parser::operator()): Remove
redundant uses of duration_cast. Use chrono::round to convert
long double value to durations with integer representations.
Check represenation type when deciding whether to skip parsing
fractional seconds.
* testsuite/20_util/duration/114244.cc: New test.
* testsuite/20_util/duration/io.cc: Check that a floating-point
duration with ratio<1> precision can be parsed.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114103
* include/bits/version.def (atomic_lock_free_type_aliases): Add
extra_cond to check for at least one always-lock-free type.
* include/bits/version.h: Regenerate.
* include/std/atomic (atomic_signed_lock_free)
(atomic_unsigned_lock_free): Only use always-lock-free types.
* src/c++20/tzdb.cc (time_zone::_Impl::RulesCounter): Don't use
atomic counter if lock-free aliases aren't available.
* testsuite/29_atomics/atomic/lock_free_aliases.cc: XFAIL for
targets without lock-free word-size compare_exchange.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (__get_leap_second_info): Update expiry
time for hardcoded list of leap seconds.
* testsuite/std/time/tzdb/leap_seconds.cc: Update comment.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/deque/allocator/default_init.cc: Use
std::memset instead of __builtin_memset.
* testsuite/23_containers/forward_list/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/list/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/map/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/set/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/unordered_map/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/unordered_set/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/vector/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/vector/bool/allocator/default_init.cc:
Likewise.
* testsuite/29_atomics/atomic/compare_exchange_padding.cc:
Likewise.
* testsuite/util/atomic/wait_notify_util.h: Likewise.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (_Arg_store::_S_make_elt): Add two
static_assert checks to give more user-friendly error messages.
* testsuite/lib/prune.exp (libstdc++-dg-prune): Prune another
form of "in requirements with" note.
* testsuite/std/format/arguments/args_neg.cc: Check for
user-friendly diagnostics for non-formattable types.
* testsuite/std/format/string_neg.cc: Likewise.
2024-03-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114147
* include/std/tuple (tuple::tuple(allocator_arg_t, const Alloc&)):
Add missing overload of allocator-extended default constructor.
(tuple<T1,T2>::tuple(allocator_arg_t, const Alloc&)): Likewise.
* testsuite/20_util/tuple/cons/114147.cc: New test.
2024-02-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (basic_format_arg::handle::__maybe_const_t):
Fix condition to check if const type is formattable.
(basic_format_arg::handle::handle(T&)): Remove redundant
static_assert.
* testsuite/std/format/formatter/basic.cc: New test.
2024-02-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113960
* include/bits/stl_algobase.h (__is_byte_iter): Replace with ...
(__memcmp_ordered_with): New concept.
(lexicographical_compare_three_way): Use __memcmp_ordered_with
instead of __is_byte_iter. Use correct length for memcmp.
* testsuite/25_algorithms/lexicographical_compare_three_way/113960.cc:
New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114152
* include/experimental/scope (scope_exit scope_fail): Make
destructor unconditionally noexcept.
(scope_sucess): Fix noexcept-specifier.
* testsuite/experimental/scopeguard/114152.cc: New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Change URLs to use
https.
* doc/html/manual/*: Regenerate.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Replace outdated
info on ChangeLog entries.
* doc/html/manual/appendix_contributing.html: Regenerate.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_bvector.h (vector<bool, A>::at): Add
nodiscard.
* include/bits/stl_vector.h (vector<T, A>::at): Likewise.
(operator==, operator<=>, operator<, operator!=, operator>)
(operator<=, operator>=): Likewise.
* include/debug/vector (operator==, operator<=>, operator<)
(operator!=, operator>, operator<=, operator>=): Likewise.
* testsuite/23_containers/vector/nodiscard.cc: New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (operator|, operator&): Add
noexcept.
* include/bits/fs_fwd.h (operator&, operator|, operator^)
(operator~): Add nodiscard to overloads for copy_options, perms,
perm_options, and directory_options.
* include/bits/ios_base.h (operator&, operator|, operator^)
(operator~): Add nodiscard and noexcept to overloads for
_Ios_Fmtflags, _Ios_Openmode, and _Ios_Iostate.
(operator|=, operator&=, operator^=): Add constexpr for C++14.
* include/bits/regex_constants.h (operator&, operator|, operator^)
(operator~): Add nodiscard and noexcept to overloads for
syntax_option_type and match_flag_type.
(operator|=, operator&=, operator^=): Add noexcept.
* include/std/charconv (operator&, operator|, operator^)
(operator~): Add nodiscard to overloads for chars_format.
* include/std/future (operator&, operator|, operator^)
(operator~): Add nodiscard for overloads for launch.
(operator&=, operator|=, operator^=): Add constexpr for C++14.
* include/experimental/bits/fs_fwd.h (operator&, operator|)
(operator^, operator~): Add nodiscard to overloads for
copy_options, perms, and directory_options.
* testsuite/27_io/ios_base/types/fmtflags/bitmask_operators.cc:
Add dg-warning for nodiscard warnings.
* testsuite/27_io/ios_base/types/iostate/bitmask_operators.cc:
Likewise.
* testsuite/27_io/ios_base/types/openmode/bitmask_operators.cc:
Likewise.
* testsuite/27_io/filesystem/operations/bitmask_types.cc:
New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_ostream/print/1.cc: Check error
handling.
* testsuite/27_io/print/1.cc: Likewise.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (vprint_unicode) [__CYGWIN__]: Use POSIX
code path for Cygwin instead of Windows.
* include/std/print (vprint_unicode) [__CYGWIN__]: Likewise.
* testsuite/27_io/basic_ostream/print/1.cc: Only add -lstdc++exp
for *-*-mingw* targets.
* testsuite/27_io/print/1.cc: Likewise.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h: Include <bits/stl_iterator.h> for
__make_move_if_noexcept_iterator.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace: Add nodiscard attribute to all
functions without side effects.
2024-02-20 François Dumont <fdumont@gcc.gnu.org>
* include/bits/stl_algobase.h (std::__niter_wrap): Add a call to
std::__niter_base on res iterator.
2024-02-19 Iain Sandoe <iain@sandoe.co.uk>
Jonathan Wakely <jwakely@redhat.com>
PR target/112397
* configure: Regenerate.
* configure.ac: Detect if we are building for Darwin.
* libsupc++/Makefile.am: If we are building for Darwin, then
suppress hot/cold partitioning for the array allocators.
* libsupc++/Makefile.in: Regenerated.
2024-02-17 François Dumont <fdumont@gcc.gnu.org>
* include/bits/stl_algobase.h (std::__niter_base): Redefine the overload
definitions for __gnu_debug::_Safe_iterator.
* include/debug/safe_iterator.tcc (std::__niter_base): Adapt declarations.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
PR libstdc++/113961
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
PR libstdc++/113931
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug_mode.xml: Update docs for backtraces.
* doc/html/manual/debug_mode_using.html: Regenerate.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/test.xml: Fix spelling of <envar> elements.
* doc/html/manual/test.html: Regenerate.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113806
* include/std/bitset (bitset::operator>>=): Remove redundant
call to _M_do_sanitize.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113807
* include/std/bitset (bitset::set()): Use memset instead of a
loop over the individual words.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113811
* include/bits/stl_algo.h (__rotate): Use unsigned values for
division.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99117
* include/std/valarray (valarray::operator=(const _Expr&)):
Use loop to copy instead of __valarray_copy with _Array.
* testsuite/26_numerics/valarray/99117.cc: New test.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdata.zi: Import new file from 2024a release.
* src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds)
Update expiry date for leap seconds list.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
* include/bits/random.h [!__SIZEOF_INT128__] (_Select_uint_least_t):
Define specialization for 64-bit generators with
non-power-of-two modulus and large constants.
(__mod): Use if constexpr unconditionally.
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
* testsuite/26_numerics/random/linear_congruential_engine/87744.cc:
New test.
2024-02-14 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/status_cxx2023.xml: Fix C++ item p2442 to be
version 1.
* doc/html/manual/status.html: Regenerate.
2024-02-12 Paul Keir <paul.keir@uws.ac.uk>
PR libstdc++/113294
* include/bits/basic_string.h (basic_string::operator=): Use
_M_use_local_data() instead of _M_local_buf on the moved-from
string.
* testsuite/21_strings/basic_string/modifiers/constexpr.cc
(test_move): New test.
2024-02-09 Ken Matsui <kmatsui@gcc.gnu.org>
* include/bits/c++config (_GLIBCXX_HAVE_BUILTIN_IS_SAME):
Removed.
* include/std/type_traits (is_same): Use
_GLIBCXX_USE_BUILTIN_TRAIT instead of
_GLIBCXX_HAVE_BUILTIN_IS_SAME.
(is_same_v): Likewise.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h: Fix typo in comment.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100147
* include/bits/gslice.h (operator=): Add comment about lack of
self-assignment check.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
* include/tr2/type_traits (bases, direct_bases): Use
__has_builtin to check if required built-ins are supported.
2024-02-07 Patrick Palka <ppalka@redhat.com>
PR testsuite/113710
PR c++/113814
* include/bits/stl_pair.h (tuple_element): Add forward
declaration of the partial specialization for tuple.
2024-02-06 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
* testsuite/lib/libstdc++.exp: Use "nul" for Windows, "/dev/null"
for other environments.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Spec::_M_reserved): Define new
bit-field members to reserve padding bits for future extensions.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* src/experimental/Makefile.am: Use libstdc++fsconvenience.a
instead of libstdc++fs.a.
* src/experimental/Makefile.in: Regenerate.
* src/filesystem/Makefile.am: Build libstdc++fsconvenience.a as
well.
* src/filesystem/Makefile.in: Regenerate.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/text_encoding-data.h: Regenerate.
* include/bits/unicode-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Add copyright and license
text to the output.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113335
* include/bits/std_function.h (__function_guide_helper): Add
partial specialization for explicit object member functions, as
per LWG 3617.
* testsuite/20_util/function/cons/deduction_c++23.cc: Check
explicit object member functions.
* testsuite/30_threads/packaged_task/cons/deduction_c++23.cc:
Likewise.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names.cc [_AIX]: Undefine "u".
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (network_v6::network): Define.
(network_v6::hosts): Finish implementing.
(network_v6::to_string): Do not concatenate std::string to
arbitrary std::basic_string specialization.
* testsuite/experimental/net/internet/network/v6/cons.cc: New
test.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_merge/inplace_merge.cc: Fix
comparison function to use less-than instead of equality.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/util/pstl/test_utils.h (reverse_invoker): Do not use
perfect forwarding for iterator arguments.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (basic_string_view(R&&)): Remove
constraint that traits_type must be the same, as per LWG 3857.
* testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc:
Explicit conversion between different specializations should be
allowed.
* testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc:
Likewise.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/syncstream (basic_osyncstream::operator=): Remove
noexcept, as per LWG 3867.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/generator (promise_type::yield_value): Remove
noexcept from fourth overload, as per LWG 3894.
2024-02-01 Patrick Palka <ppalka@redhat.com>
PR libstdc++/113309
PR libstdc++/109203
* include/bits/ranges_util.h (__detail::__pair_like): Don't
define in C++23 mode.
(__detail::__pair_like_convertible_from): Adjust as per P2165R4.
(__detail::__is_subrange<subrange>): Moved from <ranges>.
(__detail::__is_tuple_like_v<subrange>): Likewise.
* include/bits/stl_iterator.h: Include <bits/utility.h> for
C++23.
(__different_from): Move to <concepts>.
(__iter_key_t): Adjust for C++23 as per P2165R4.
(__iter_val_t): Likewise.
* include/bits/stl_pair.h (pair, array): Forward declare.
(get): Forward declare all overloads relevant to P2165R4
tuple-like constructors.
(__is_tuple_v): Define for C++23.
(__is_tuple_like_v): Define for C++23.
(__tuple_like): Define for C++23 as per P2165R4.
(__pair_like): Define for C++23 as per P2165R4.
(__eligibile_tuple_like): Define for C++23.
(__eligibile_pair_like): Define for C++23.
(pair::_S_constructible_from_pair_like): Define for C++23.
(pair::_S_convertible_from_pair_like): Define for C++23.
(pair::_S_dangles_from_pair_like): Define for C++23.
(pair::pair): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
(pair::_S_assignable_from_tuple_like): Define for C++23.
(pair::_S_const_assignable_from_tuple_like): Define for C++23.
(pair::operator=): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
* include/bits/utility.h (ranges::__detail::__is_subrange):
Moved from <ranges>.
* include/bits/version.def (tuple_like): Define for C++23.
* include/bits/version.h: Regenerate.
* include/std/concepts (__different_from): Moved from
<bits/stl_iterator.h>.
(ranges::__swap::__adl_swap): Clarify which __detail namespace.
* include/std/map (__cpp_lib_tuple_like): Define C++23.
* include/std/ranges (__detail::__is_subrange): Moved to
<bits/utility.h>.
(__detail::__is_subrange<subrange>): Moved to <bits/ranges_util.h>
(__detail::__has_tuple_element): Adjust for C++23 as per P2165R4.
(__detail::__tuple_or_pair): Remove as per P2165R4. Replace all
uses with plain tuple as per P2165R4.
* include/std/tuple (__cpp_lib_tuple_like): Define for C++23.
(__tuple_like_tag_t): Define for C++23.
(__tuple_cmp): Forward declare for C++23.
(_Tuple_impl::_Tuple_impl): Define overloads taking
__tuple_like_tag_t and a tuple-like type for C++23.
(_Tuple_impl::_M_assign): Likewise.
(tuple::__constructible_from_tuple_like): Define for C++23.
(tuple::__convertible_from_tuple_like): Define for C++23.
(tuple::__dangles_from_tuple_like): Define for C++23.
(tuple::tuple): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
(tuple::__assignable_from_tuple_like): Define for C++23.
(tuple::__const_assignable_from_tuple_like): Define for C++23.
(tuple::operator=): Define overloads taking a tuple-like type
for C++23 as per P2165R4.
(tuple::__tuple_like_common_comparison_category): Define for C++23.
(tuple::operator<=>): Define overload taking a tuple-like type
for C++23 as per P2165R4.
(array, get): Forward declarations moved to <bits/stl_pair.h>.
(tuple_cat): Constrain with __tuple_like for C++23 as per P2165R4.
(apply): Likewise.
(make_from_tuple): Likewise.
(__tuple_like_common_reference): Define for C++23.
(basic_common_reference): Adjust as per P2165R4.
(__tuple_like_common_type): Define for C++23.
(common_type): Adjust as per P2165R4.
* include/std/unordered_map (__cpp_lib_tuple_like): Define for
C++23.
* include/std/utility (__cpp_lib_tuple_like): Define for C++23.
* testsuite/std/ranges/zip/1.cc (test01): Adjust to handle pair
and 2-tuple interchangeably.
(test05): New test.
* testsuite/20_util/pair/p2165r4.cc: New test.
* testsuite/20_util/tuple/p2165r4.cc: New test.
2024-02-01 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_pair.h (pair::_S_const_assignable): Define,
factored out from ...
(pair::operator=): ... the constraints of the const overloads.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.tpl: Do not use def-file-line for each
macro being defined.
* include/bits/version.h: Regenerate.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/25_algorithms/copy/debug/constexpr_neg.cc: Adjust
dg-error pattern.
* testsuite/25_algorithms/copy_backward/debug/constexpr_neg.cc:
Likewise.
* testsuite/25_algorithms/equal/debug/constexpr_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_valid_range_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_valid_range_neg.cc:
Likewise.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (network_v4::to_string()):
Remove lambda and use of resize_and_overwrite.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_TEXT_ENCODING): Use <xlocale.h> if
needed for newlocale.
* configure: Regenerate.
* src/c++26/text_encoding.cc: Use <xlocale.h>.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
Ewan Higgs <ewan.higgs@gmail.com>
* include/bits/text_encoding-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Add extra_aliases dict
containing "ASCII".
* testsuite/std/text_encoding/cons.cc: Check "ascii" is known.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Update tables of supported headers.
* doc/html/*: Regenerate.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* include/std/bitset (_Base_bitset::_M_do_to_ullong): Avoid
-Wshift-count-overflow warning.
2024-01-30 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/gps/io.cc: Fix expected result in
assertion and call test_format() from main.
2024-01-29 François Dumont <fdumont@gcc.gnu.org>
* doc/xml/manual/debug_mode.xml: Link against libstdc++exp.a to use
_GLIBCXX_DEBUG_BACKTRACE macro.
2024-01-24 Huanghui Nie <nnnjkk@gmail.com>
Théo Papadopoulo <papadopoulo@gmail.com>
* include/bits/hashtable.h (_Hahstable<>::_M_remove_bucket_begin): Remove
_M_before_begin check and cleanup implementation.
2024-01-22 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/file/io.cc: Fix expected result in
assertion and call test_format() from main.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113500
* include/bits/chrono_io.h (__formatter_chrono::_M_S): Fix
printing of subseconds with floating-point rep.
(__formatter_chrono::_M_format_to_ostream): Do not write
time_point specializations directly to the ostream.
(formatter<chrono::sys_time<D>, C>::parse): Do not allow an
empty chrono-spec if the type fails to meet the constraints for
writing to an ostream with operator<<.
* testsuite/std/time/clock/file/io.cc: Check formatting
non-integral times with empty chrono-specs.
* testsuite/std/time/clock/gps/io.cc: Likewise.
* testsuite/std/time/clock/utc/io.cc: Likewise.
* testsuite/std/time/hh_mm_ss/io.cc: Likewise.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (__file_clock::from_sys)
(__file_clock::to_sys, __file_clock::_S_from_sys)
(__file_clock::_S_to_sys): Use common_type for return type.
* testsuite/std/time/clock/file/members.cc: Check round trip
conversion for time with lower precision that seconds.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113512
* include/std/format (__formatter_fp::format): Fix logic for
alternate forms.
* testsuite/std/format/functions/format.cc: Check buggy cases of
alternate forms with g presentation type.
2024-01-20 Marek Polacek <polacek@redhat.com>
PR c++/111410
* include/std/ranges: Add #pragma to disable -Wdangling-reference with
std::ranges::views::__adaptor::operator|.
2024-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (_Spec::_M_parse_fill_and_align): Do not
use CTAD for _Utf32_view.
2024-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (__glibcxx_no_dangling_refs) [C++17]: Fix
wrong fold-operator.
* testsuite/20_util/tuple/dangling_ref.cc: Check tuples with one
element and three elements. Check allocator-extended
constructors.
2024-01-19 Patrick Palka <ppalka@redhat.com>
* include/precompiled/stdc++.h [_GLIBCXX_HOSTED]: Include
<print> and <text_encoding> for C++23 and C++26 respectively.
2024-01-18 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_pair.h [__cplusplus > 202002L]:
Guard P2321R2 changes with __glibcxx_ranges_zip instead.
2024-01-18 Patrick Palka <ppalka@redhat.com>
* include/std/tuple [__cplusplus > 202002L]: Guard P2321R2
changes with __cpp_lib_ranges_zip instead.
2024-01-18 Patrick Palka <ppalka@redhat.com>
PR libstdc++/109536
* include/debug/safe_base.h (_Safe_sequence_base::_M_swap):
Remove _GLIBCXX20_CONSTEXPR from non-inline member function.
* include/debug/safe_iterator.h
(_GLIBCXX20_CONSTEXPR_NON_LITERAL_SCOPE_BEGIN): Define.
(_GLIBCXX20_CONSTEXPR_NON_LITERAL_SCOPE_END): Define.
(_Safe_iterator::operator=): Use them around the code path that
defines a variable of type __gnu_cxx::__scoped_lock.
(_Safe_iterator::operator++): Likewise.
(_Safe_iterator::operator--): Likewise.
(_Safe_iterator::operator+=): Likewise.
(_Safe_iterator::operator-=): Likewise.
* testsuite/23_containers/vector/element_access/constexpr.cc
(test_iterators): Test more iterator operations.
* testsuite/23_containers/vector/bool/element_access/constexpr.cc
(test_iterators): Likewise.
* testsuite/std/ranges/adaptors/all.cc (test08) [_GLIBCXX_DEBUG]:
Remove.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (__charset_alias_match): Initialize
__var_a and __var_b.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113450
* testsuite/std/format/functions/format.cc: Use signed char
instead of int8_t.
2024-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113318
* acinclude.m4 (GLIBCXX_CONFIGURE): Add c++26 directory.
(GLIBCXX_CHECK_TEXT_ENCODING): Define.
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Use GLIBCXX_CHECK_TEXT_ENCODING.
* include/Makefile.am: Add new headers.
* include/Makefile.in: Regenerate.
* include/bits/locale_classes.h (locale::encoding): Declare new
member function.
* include/bits/unicode.h (__charset_alias_match): New function.
* include/bits/text_encoding-data.h: New file.
* include/bits/version.def (text_encoding): Define.
* include/bits/version.h: Regenerate.
* include/std/text_encoding: New file.
* src/Makefile.am: Add new subdirectory.
* src/Makefile.in: Regenerate.
* src/c++26/Makefile.am: New file.
* src/c++26/Makefile.in: New file.
* src/c++26/text_encoding.cc: New file.
* src/experimental/Makefile.am: Include c++26 convenience
library.
* src/experimental/Makefile.in: Regenerate.
* python/libstdcxx/v6/printers.py (StdTextEncodingPrinter): New
printer.
* scripts/gen_text_encoding_data.py: New file.
* testsuite/22_locale/locale/encoding.cc: New test.
* testsuite/ext/unicode/charset_alias_match.cc: New test.
* testsuite/std/text_encoding/cons.cc: New test.
* testsuite/std/text_encoding/members.cc: New test.
* testsuite/std/text_encoding/requirements.cc: New test.
2024-01-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (_Grapheme_cluster_view): Require view.
Do not use CTAD for _Utf32_view.
(__format_width, __truncate): Do not use CTAD.
(enable_borrowed_range<_Utf_view<T, R>>): Define specialization.
(enable_borrowed_range<_Grapheme_cluster_view<R>>): Likewise.
2024-01-17 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::_CartesianProduct::operator()):
Adjust identity case as per P2540R1.
* testsuite/std/ranges/cartesian_product/1.cc (test01):
Adjust expected result of the identity case.
2024-01-15 Patrick Palka <ppalka@redhat.com>
* include/std/variant (__detail::__variant::_Variadic_union):
Add bool __trivially_destructible template parameter.
(__detail::__variant::_Variadic_union::~_Variadic_union):
Use __trivially_destructible in constraints instead.
(__detail::__variant::_Variant_storage): Pass
__trivially_destructible value to _Variadic_union.
2024-01-15 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_iterator.h (const_iterator): Define conversion
operators as per P2836R1.
* include/bits/version.def (ranges_as_const): Update value.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/const_iterator/1.cc (test04): New test.
* testsuite/std/ranges/adaptors/as_const/1.cc: Adjust expected
value of __cpp_lib_ranges_as_const.
* testsuite/std/ranges/version_c++23.cc: Likewise.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (__assignable, __is_nothrow_assignable):
Move pre-C++20 definitions adjacent to their use.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
PR testsuite/113366
* include/std/format (basic_format_arg): Use __formattable
variable template instead of __format::__formattable_with
concept.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdata.zi: Import new file from 2023d release.
* src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds)
Update expiry date for leap seconds list.
2024-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (tuple): Add checks for dangling references.
Reimplement constraints and constant expressions using C++20
features.
* include/std/type_traits [C++20]
(__is_implicitly_default_constructible_v): Define.
(__is_implicitly_default_constructible): Use variable template.
* testsuite/20_util/tuple/dangling_ref.cc: New test.
2024-01-13 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108827
PR libstdc++/111327
* include/bits/version.def (bind_back): Define.
* include/bits/version.h: Regenerate.
* include/std/functional (_Bind_back): Define for C++23.
(bind_back): Likewise.
* testsuite/20_util/function_objects/bind_back/1.cc: New test
(adapted from corresponding bind_front test).
* testsuite/20_util/function_objects/bind_back/111327.cc: Likewise.
2024-01-13 Patrick Palka <ppalka@redhat.com>
* include/std/functional (_Bind_front): Remove =default special
member function declarations.
(_Bind_front::operator()): Implement using C++23 deducing this
when available.
* testsuite/20_util/function_objects/bind_front/111327.cc:
Adjust testcase to expect better errors in C++23 mode.
2024-01-13 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::__adaptor::operator|): Perform
perfect forwarding of arguments.
(views::__adaptor::_RangeAdaptor::operator()): Pass dummy
first argument to _Partial.
(views::__adaptor::_Partial::_Partial): Likewise. Add dummy
first parameter.
(views::__adaptor::_Pipe::_Pipe): Perform perfect forwarding
of arguments.
(to): Pass dummy first argument to _Partial.
2024-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107466
* include/bits/random.tcc (subtract_with_carry_engine::seed):
Implement proposed resolution of LWG 4014.
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
Check for expected result of 64-bit engine with seed that
doesn't fit in 32-bits.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113320
* include/std/format (__format::_Runtime_format_string): Add
constructor and disable copy operations.
(basic_format_string(_Runtime_format_string)): Add noexcept and
take parameter by value not rvalue reference.
(runtime_format): Add noexcept.
* testsuite/std/format/runtime_format.cc: Check noexcept. Check
that construction is only possible from prvalues, not xvalues.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105505
* include/bits/stl_pair.h (pair::pair(U1&&, U2&&)) [C++23]: Add
default template arguments, as per P1951R1.
* testsuite/20_util/pair/cons/default_tmpl_args.cc: New test.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Arg_store): Fix PR number in
comment. Simplify preprocessor code.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Fix spelling.
* doc/html/manual/api.html: Regenerate.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document addition of
libstdc++exp.a.
* doc/html/*: Regenerate.
2024-01-11 Marcus Haehnel <marcus.haehnel@kernkonzept.com>
* libsupc++/eh_unex_handler.cc: Adjust definition type to
declaration.
2024-01-11 Michael Levine <mlevine55@bloomberg.net>
* include/std/ranges (__glibcxx_want_ranges_iota): Remove
duplicate definition.
2024-01-11 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/112477
* src/c++11/debug.cc
(_Safe_iterator_base::_M_attach): Reset _M_version to 0 if attaching to null
sequence.
(_Safe_iterator_base::_M_attach_single): Likewise.
(_Safe_local_iterator_base::_M_attach): Likewise.
(_Safe_local_iterator_base::_M_attach_single): Likewise.
* testsuite/23_containers/map/debug/112477.cc: New test case.
2024-01-11 Patrick Palka <ppalka@redhat.com>
* include/bits/move.h (__like_t): Define in C++23 mode.
* include/std/ranges (views::__adaptor::Partial::operator()):
Implement using C++23 deducing this when available.
(views::__adaptor::_Pipe::operator()): Likewise.
* testsuite/std/ranges/adaptors/100577.cc: Adjust testcase to
accept new "no match for call" errors issued in C++23 mode.
* testsuite/std/ranges/adaptors/lazy_split_neg.cc: Likewise.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdIntegralConstantPrinter):
Add printer for std::integral_constant.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Test it.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113258
* libsupc++/new_opa.cc: Prefer to use posix_memalign if
available.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
* src/filesystem/ops-common.h (stat_type): Use using.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
PR libstdc++/113250
* src/c++17/fs_ops.cc (fs::equivalent): Use || instead of &&.
* src/filesystem/ops.cc (fs::equivalent): Likewise.
* testsuite/27_io/filesystem/operations/equivalent.cc: Handle
error codes.
* testsuite/experimental/filesystem/operations/equivalent.cc:
Likewise.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_compound): Do not use __not_.
(is_compound_v): Use is_fundamental_v instead.
2024-01-11 Patrick Palka <ppalka@redhat.com>
* include/bits/utility.h (_Nth_type): Use
_GLIBCXX_USE_BUILTIN_TRAIT instead of __has_builtin.
2024-01-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode-data.h: Regenerate.
* include/bits/unicode.h (_Utf_iterator::operator++()): Fix off
by one error.
(__incb_property): Add missing check for values before the
first edge.
(__is_extended_pictographic): Invert return values to fix
copy&pasted logic.
(_Grapheme_cluster_view::_Iterator): Remove second iterator
member and find end of cluster lazily.
* testsuite/ext/unicode/grapheme_view.cc: New test.
* testsuite/ext/unicode/properties.cc: New test.
* testsuite/ext/unicode/view.cc: New test.
2024-01-09 Andreas Schwab <schwab@linux-m68k.org>
* scripts/extract_symvers.in: Require final colon to only match
.dsynsym in the header of the dynamic symtab.
2024-01-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_F): Simplify
handling of string returned from std::format.
(__formatter_chrono::_M_R_T): Likewise.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (__null_sentinel): Remove.
* testsuite/17_intro/names.cc: Add __null_sentinel.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Runtime_format_string): Define
new class template.
(basic_format_string): Add non-consteval constructor for runtime
format strings.
(runtime_format): Define new function for C++26.
* testsuite/std/format/runtime_format.cc: New test.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono): Always use
lvalue arguments to make_format_args.
* include/std/format (make_format_args): Change parameter pack
from forwarding references to lvalue references. Remove use of
remove_reference_t which is now unnecessary.
(format_to, formatted_size): Remove incorrect forwarding of
arguments.
* include/std/ostream (print): Remove forwarding of arguments.
* include/std/print (print): Likewise.
* testsuite/20_util/duration/io.cc: Use lvalues as arguments to
make_format_args.
* testsuite/std/format/arguments/args.cc: Likewise.
* testsuite/std/format/arguments/lwg3810.cc: Likewise.
* testsuite/std/format/functions/format.cc: Likewise.
* testsuite/std/format/functions/vformat_to.cc: Likewise.
* testsuite/std/format/string.cc: Likewise.
* testsuite/std/time/day/io.cc: Likewise.
* testsuite/std/time/month/io.cc: Likewise.
* testsuite/std/time/weekday/io.cc: Likewise.
* testsuite/std/time/year/io.cc: Likewise.
* testsuite/std/time/year_month_day/io.cc: Likewise.
* testsuite/std/format/arguments/args_neg.cc: New test.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new headers.
* include/Makefile.in: Regenerate.
* include/bits/unicode.h: New file.
* include/bits/unicode-data.h: New file.
* include/std/format: Include <bits/unicode.h>.
(__literal_encoding_is_utf8): Move to <bits/unicode.h>.
(_Spec::_M_fill): Change type to char32_t.
(_Spec::_M_parse_fill_and_align): Read a Unicode scalar value
instead of a single character.
(__write_padded): Change __fill_char parameter to char32_t and
encode it into the output.
(__formatter_str::format): Use new __unicode::__field_width and
__unicode::__truncate functions.
* include/std/ostream: Adjust namespace qualification for
__literal_encoding_is_utf8.
* include/std/print: Likewise.
* src/c++23/print.cc: Add [[unlikely]] attribute to error path.
* testsuite/ext/unicode/view.cc: New test.
* testsuite/std/format/functions/format.cc: Add missing examples
from the standard demonstrating alignment with non-ASCII
characters. Add examples checking correct handling of extended
grapheme clusters.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format_uchar): Define.
* include/bits/version.h: Regenerate.
* include/std/format (formatter<C, C>::format): Check for
_Pres_c and call _M_format_character directly. Cast C to its
unsigned equivalent for formatting as an integer.
(formatter<char, wchar_t>::format): Likewise.
(basic_format_arg(T&)): Store char arguments as unsigned char
for formatting to a wide string.
* testsuite/std/format/functions/format.cc: Adjust test. Check
formatting of
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112997
* libsupc++/unwind-cxx.h (__cxa_call_terminate): Change first
parameter to void*.
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/variant/87619.cc: Remove dg-timeout-factor.
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/type_traits (is_trivially_destructible_v): Use
built-in directly when concepts are supported.
* testsuite/20_util/is_trivially_destructible/value_v.cc: New
test.
2024-01-06 Gwenole Beauchesne <gb.devel@gmail.com>
* testsuite/tr1/8_c_compatibility/cinttypes/functions.cc: Use
nonnull arguments to strtoimax() and wcstoimax() functions.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_path.cc (path::_List::reserve): Limit maximum
size and check for overflows in arithmetic.
(path::operator/=(const path&)): Remove redundant exponential
growth calculation.
2024-01-05 Martin Küttler <martin.kuettler@kernkonzept.com>
* src/c++17/fs_path.cc (path::_List::reserve): Avoid
floating-point arithmetic.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113241
* include/std/type_traits (is_convertible_v): Guard use of
built-in with preprocessor check.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113200
* include/bits/char_traits.h (__gnu_cxx::char_traits::move): Use
__builtin_constant_p to check for unrelated pointers that cannot
be compared during constant evaluation.
* testsuite/21_strings/char_traits/requirements/113200.cc: New
test.
2024-01-05 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono: Fix + and - for months and weekdays.
* testsuite/std/time/month/1.cc: Add constexpr tests against overflow.
* testsuite/std/time/month/2.cc: New test for extreme values.
* testsuite/std/time/weekday/1.cc: Add constexpr tests against overflow.
* testsuite/std/time/weekday/2.cc: New test for extreme values.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113099
* include/bits/locale_classes.tcc (__try_use_facet): Use
if-constexpr for C++11 and up.
2024-01-05 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits: Use _GLIBCXX_USE_BUILTIN_TRAIT.
2024-01-04 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (_Subyield_state::_M_jump_in): Fix typo
reported by Will Hawkins <hawkinsw@obs.cr>.
2024-01-04 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (_Stateless_alloc): Rename typename _A
to _All.
2024-01-03 Patrick Palka <ppalka@redhat.com>
PR testsuite/113175
* testsuite/std/ranges/iota/max_size_type.cc (test02): Reduce
'limit' to 100 from 1000 and adjust 'log2_limit' accordingly.
(test03): Likewise.
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