mirror/gcc
1
0
Fork 0
mirror of https://github.com/gcc-mirror/gcc.git synced 2024-11-21 13:40:47 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
6cd806adac
gcc/libstdc++-v3/ChangeLog
GCC Administrator 6cd806adac Daily bump.
2024-08-29 00:19:25 +00:00

3896 lines
141 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* configure.ac: Fix check for O_NONBLOCK.
* config.h.in: Regenerate.
* configure: Regenerate.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/io_context: Remove name of unused
parameter.
* include/experimental/socket: Add [[maybe_unused]] attribute.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (format_parse_context::check_dynamic_spec):
Add [[maybe_unused]] attribute and comment.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (to): Remove unused typedef.
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* config/cpu/aarch64/opt/ext/opt_random.h: Improve doxygen file
docs.
* config/cpu/i486/opt/ext/opt_random.h: Likewise.
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* include/bits/cpp_type_traits.h: Improve doxygen file docs.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/std/istream: Add cast to avoid -Wsign-compare.
* include/std/stacktrace: Likewise.
2024-08-28 Jason Merrill <jason@redhat.com>
* testsuite/20_util/default_delete/void_neg.cc: Fix regexp quoting.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/std/coroutine (coroutine_handle): Use nullptr instead of
0 as initializer for _M_fr_ptr.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/bits/stl_uninitialized.h (__uninitialized_move_copy): Add
missing return.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/decimal/decimal.h (_DEFINE_DECIMAL_BINARY_OP_WITH_INT):
Remove redundant semicolons.
2024-08-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115098
* python/libstdcxx/v6/printers.py (StdBitReferencePrinter): Add
comment.
* testsuite/libstdc++-prettyprinters/simple.cc: Do not default
construct std::vector<bool>::reference.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/documentation_hacking.xml: Update minimum
Doxygen version.
* doc/html/*: Regenerate.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/tuple: Do not include implementation details in
Doxygen documentation.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h: Improve doxygen docs for
allocator_traits specializations.
* include/bits/memory_resource.h: Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (__is_derived_from_optional): New
concept.
(operator<=>): Use __is_derived_from_optional.
* testsuite/20_util/optional/relops/lwg3746.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_classes.tcc (__try_use_facet): Also avoid
dynamic_cast for const-qualified facet types.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108619
* include/bits/alloc_traits.h (__allocator_traits_base): Add
variable templates for detecting which allocator operations are
supported.
(allocator_traits): Use 'if constexpr' instead of dispatching to
overloads constrained with enable_if.
(allocator_traits<allocator<T>>::construct): Use Construct if
construct_at is not supported. Use
__is_nothrow_new_constructible for noexcept-specifier.
(allocator_traits<allocator<void>>::construct): Use
__is_nothrow_new_constructible for noexcept-specifier.
* include/bits/new_allocator.h (construct): Likewise.
* include/ext/malloc_allocator.h (construct): Likewise.
* include/std/type_traits (__is_nothrow_new_constructible): New
variable template.
* testsuite/20_util/allocator/89510.cc: Adjust expected results.
* testsuite/ext/malloc_allocator/89510.cc: Likewise.
* testsuite/ext/new_allocator/89510.cc: Likewise.
* testsuite/20_util/allocator_traits/members/108619.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_C_y_Y):
Ignore modifiers unless the formatting locale is not the C
locale.
(__formatter_chrono::_M_d_e): Likewise.
(__formatter_chrono::_M_H_I): Likewise.
(__formatter_chrono::_M_m): Likewise.
(__formatter_chrono::_M_M): Likewise.
(__formatter_chrono::_M_S): Likewise.
(__formatter_chrono::_M_u_w): Likewise.
(__formatter_chrono::_M_U_V_W): Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115939
* include/bits/hashtable_policy.h (_Node_iterator): Add
operator== and operator!=.
(_Node_const_iterator): Likewise.
* testsuite/23_containers/unordered_map/115939.cc: New test.
2024-08-23 Giovanni Bajo <rasky@develer.com>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/88935
* include/bits/stl_algo.h (random_shuffle) [RAND_MAX < INT_MAX]:
Use xorshift instead of rand().
* testsuite/25_algorithms/random_shuffle/88935.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR c++/116369
* include/debug/safe_base.h (_Safe_sequence_base::_M_iterators):
Add mutable specifier.
(_Safe_sequence_base::_M_const_iterators): Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc: Replace throw() with noexcept.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant [C++20] (_Uninitialized): Always use the
primary template.
[C++20] (__get_n): Access the _M_storage member directly.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115098
* include/bits/stl_bvector.h (_Bit_reference): Make default
constructor private. Declare vector and bit iterators as
friends.
* include/std/bitset (bitset::reference): Make constructor and
data members private.
* testsuite/20_util/bitset/115098.cc: New test.
* testsuite/23_containers/vector/bool/115098.cc: New test.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* testsuite/25_algorithms/contains/1.cc: Verify value of
__cpp_lib_ranges_contains.
* testsuite/25_algorithms/find_last/1.cc: Verify value of
__cpp_lib_ranges_find_last.
* testsuite/26_numerics/iota/2.cc: Verify value of
__cpp_lib_ranges_iota.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (__detail::__projected): Define
an optimized partial specialization for when the projection is
std::identity.
* testsuite/24_iterators/indirect_callable/projected.cc: Verify the
optimization.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (indirectly_unary_invocable):
Relax as per P2997R1.
(indirectly_regular_unary_invocable): Likewise.
(indirect_unary_predicate): Likewise.
(indirect_binary_predicate): Likewise.
(indirect_equivalence_relation): Likewise.
(indirect_strict_weak_order): Likewise.
* include/bits/version.def (ranges): Update value for C++26.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/indirect_callable/p2997r1.cc: New test.
* testsuite/std/ranges/version_c++23.cc: Remove.
* testsuite/std/ranges/headers/ranges/synopsis.cc: Refine the
__cpp_lib_ranges checks.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (__detail::__indirect_value):
Define.
(__indirect_value_t): Define as per P2609R3.
(iter_common_reference_t): Adjust as per P2609R3.
(indirectly_unary_invocable): Likewise.
(indirectly_regular_unary_invocable): Likewise.
(indirect_unary_predicate): Likewise.
(indirect_binary_predicate): Likewise.
(indirect_equivalence_relation): Likewise.
(indirect_strict_weak_order): Likewise.
(__detail::__projected::__type): Define member aliases
__projected_Iter and __projected_Proj providing the
template arguments of the current specialization.
* include/bits/version.def (ranges): Update value.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/indirect_callable/p2609r3.cc: New test.
* testsuite/std/ranges/version_c++23.cc: Update expected value
of __cpp_lib_ranges macro.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR tree-optimization/102958
* include/bits/char_traits.h (char_traits<char8_t>::length): Use
strlen.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114862
* src/c++98/locale_facets.cc (__num_base::_S_format_float):
Check uppercase flag for fixed format.
* testsuite/22_locale/num_put/put/char/lwg4084.cc: New test.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116381
* include/std/variant (variant): Fix conditions for
static_assert to match the spec.
* testsuite/20_util/variant/types_neg.cc: New test.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional: Remove redundant redeclaration.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
* include/std/text_encoding: Fix indentation.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115744
* testsuite/18_support/headers/new/synopsis.cc [C++26]: Add
constexpr to placement operator new and operator new[].
2024-08-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/prerequisites.xml: Remove note from the
GCC 4.0.1 days.
* doc/html/manual/setup.html: Regenerate.
2024-08-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/abi.xml: Update reference to
gcc.gnu.org/onlinedocs.
* doc/xml/manual/concurrency_extensions.xml (interface): Ditto.
* doc/xml/manual/extensions.xml: Ditto.
* doc/xml/manual/parallel_mode.xml: Ditto.
* doc/xml/manual/shared_ptr.xml: Ditto.
* doc/xml/manual/using_exceptions.xml: Ditto. And change GNU GCC
to GCC.
* doc/html/manual/abi.html: Regenerate.
* doc/html/manual/ext_concurrency_impl.html: Ditto.
* doc/html/manual/ext_demangling.html: Ditto.
* doc/html/manual/memory.html: Ditto.
* doc/html/manual/parallel_mode_design.html: Ditto.
* doc/html/manual/parallel_mode_using.html: Ditto.
* doc/html/manual/using_exceptions.html: Ditto.
2024-08-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/prerequisites.xml: Tweak two links to
installation docs. Fix grammar.
* doc/html/manual/setup.html: Regenerate.
2024-08-16 Hans-Peter Nilsson <hp@axis.com>
PR libstdc++/116362
* configure.ac: Check newlib configuration whether iconv is enabled.
* configure: Regenerate.
2024-08-16 Hans-Peter Nilsson <hp@axis.com>
* testsuite/lib/prune.exp (libstdc++-dg-prune): Prune
uncapitalized "in function" warning from linker.
2024-08-08 Jakub Jelinek <jakub@redhat.com>
PR c++/115744
* libsupc++/new (__glibcxx_want_constexpr_new): Define before
including bits/version.h.
(_GLIBCXX_PLACEMENT_CONSTEXPR): Define.
(operator new, operator new[]): Use it for placement new instead
of inline.
* include/bits/version.def (constexpr_new): New FTM.
* include/bits/version.h: Regenerate.
2024-08-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116247
* include/bits/fs_path.h: Use __UINTPTR_TYPE__ instead of
uintptr_t.
* include/bits/shared_ptr_atomic.h: Likewise.
* include/ext/pointer.h: Include <stdint.h>.
2024-08-03 Patrick Palka <ppalka@redhat.com>
* include/bits/move.h (__like_impl): New metafunction.
(__like_t): Redefine in terms of __like_impl.
(forward_like): Redefine in terms of __like_t.
* testsuite/20_util/forward_like/2_neg.cc: Don't expect
error outside the immediate context anymore.
2024-08-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/shared_ptr.cc: Include
<cstdint>.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (__is_in_place_type): Remove.
* include/std/variant (__is_in_place_tag): Remove.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/align.h (align, assume_aligned): Use
__UINTPTR_TYPE__ instead of uintptr_t. Do not include
<stdint.h>.
* include/bits/atomic_base.h (__atomic_ref): Likewise.
* include/bits/atomic_wait.h (__waiter_pool_base::_S_for):
Likewise.
* include/std/atomic: Include <cstdint>.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (__atomic_impl::compare_exchange_weak):
Remove unused parameter.
(__atomic_impl::compare_exchange_strong): Likewise.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113807
* include/std/bitset (bitset::_M_is_equal()): Use memcmp to
optimize operator==.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/discrete_distribution/operators/values.cc:
Use ARGS to limit number of iterations for simulators.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113841
* include/bits/basic_string.h (basic_string::basic_string()):
Constrain so that it's only present if the allocator is default
constructible.
* include/bits/cow_string.h (basic_string::basic_string()):
Likewise.
* testsuite/21_strings/basic_string/cons/113841.cc: New test.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99942
* include/bits/cow_string.h (data()): Change to noexcept(false).
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/map/operators/1_neg.cc (test01): Remove test variable
and use 'no match' dg-error patter.
* testsuite/23_containers/set/operators/1_neg.cc (test01): Likewise.
2024-07-31 François Dumont <frs.dumont@gmail.com>
* testsuite/23_containers/map/operators/1_neg.cc (test01): Add test variable
declaration.
* testsuite/23_containers/set/operators/1_neg.cc (test01): Likewise.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/format.cc [!_GLIBCXX_HAS_GTHREADS] (mutex): Define
dummy mutex type.
* testsuite/std/time/format_localized.cc: Use loop variable
instead of creating the same locale on every iteration.
2024-07-31 Sam James <sam@gentoo.org>
* testsuite/28_regex/traits/char/translate.cc: Drop bogus 'dg_do run'.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/system_error.cc (strerror_string): Handle
non-conforming NULL return from strerror.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/libstdc++.exp (check_v3_target_namedlocale):
Only append "@euro" to ".ISO8859-15" locales for Glibc.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format): Update value for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (runtime_format, wruntime_format): Check
__cpp_lib_format instead of __cplusplus.
* testsuite/std/format/functions/format.cc: Update expected
value of macro for C++26 mode.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110356
* include/bits/c++config (_GLIBCXX26_DEPRECATED): Define.
(_GLIBCXX26_DEPRECATED_SUGGEST): Define.
* include/bits/version.def (format): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (basic_format_arg::visit): New member
functions.
(visit_format_arg): Add deprecated attribute.
* testsuite/std/format/arguments/args.cc: Expect deprecated
warnings. Check member visit.
* testsuite/std/format/functions/format.cc: Update expected
value for __cpp_lib_format macro.
* testsuite/std/format/parse_ctx.cc: Add dg-warning for
deprecation.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110356
* include/bits/version.def (variant): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/variant (variant::visit): New member functions.
* testsuite/20_util/variant/visit.cc: Check second alternative.
* testsuite/20_util/variant/visit_member.cc: New test.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115776
* include/bits/version.def (format): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (basic_format_parse_context): Remove
default argument from constructor and split into two
constructors. Make the constructor taking size_t private for
C++26 and later.
(basic_format_parse_context::check_dynamic_spec): New member
function template.
(basic_format_parse_context::check_dynamic_spec_integral): New
member function.
(basic_format_parse_context::check_dynamic_spec_string):
Likewise.
(__format::_Spec::_S_parse_width_or_precision): Use
check_dynamic_spec_integral.
(__format::__to_arg_t_enum): New helper function.
(basic_format_arg): Declare __to_arg_t_enum as friend.
(__format::_Scanner): Define and use a derived parse context
type.
(__format::_Checking_scanner): Make arg types available to parse
context.
* testsuite/std/format/functions/format.cc: Check for new values
of __cpp_lib_format macro.
* testsuite/std/format/parse_ctx.cc: Check all members of
basic_format_parse_context.
* testsuite/std/format/parse_ctx_neg.cc: New test.
* testsuite/std/format/string.cc: Add more checks for dynamic
width and precision args.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format): Update value for P2510R3.
* include/bits/version.h: Regenerate.
* include/std/format (_GLIBCXX_P2518R3): Remove misspelled macro
and check __glibcxx_format instead.
* testsuite/std/format/functions/format.cc: Check value of the
__cpp_lib_format macro for formatting pointers support.
* testsuite/std/format/parse_ctx.cc: Likewise.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109162
* acinclude.m4 (libtool_VERSION): Update to 6:34:0.
* config/abi/pre/gnu.ver: Disambiguate old patters. Add new
GLIBCXX_3.4.34 symbol version and new exports.
* configure: Regenerate.
* include/bits/chrono_io.h (_ChronoSpec::_M_locale_specific):
Add new accessor functions to use a reserved bit in _Spec.
(__formatter_chrono::_M_parse): Use _M_locale_specific(true)
when chrono-specs contains locale-dependent conversion
specifiers.
(__formatter_chrono::_M_format): Open iconv descriptor if
conversion to UTF-8 will be needed.
(__formatter_chrono::_M_write): New function to write a
localized string with possible character conversion.
(__formatter_chrono::_M_a_A, __formatter_chrono::_M_b_B)
(__formatter_chrono::_M_p, __formatter_chrono::_M_r)
(__formatter_chrono::_M_x, __formatter_chrono::_M_X)
(__formatter_chrono::_M_locale_fmt): Use _M_write.
* include/bits/version.def (format): Update value.
* include/bits/version.h: Regenerate.
* include/std/format (_GLIBCXX_P2518R3): Check feature test
macro instead of __cplusplus.
(basic_format_context): Declare __formatter_chrono as friend.
* src/c++20/Makefile.am: Add new file.
* src/c++20/Makefile.in: Regenerate.
* src/c++20/format.cc: New file.
* testsuite/std/time/format_localized.cc: New test.
* testsuite/util/testsuite_abi.cc: Add new symbol version.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__local_time_fmt_for): New alias
template.
(formatter<zoned_time<D, P>>): Use __local_time_fmt_for.
* testsuite/std/time/zoned_time/io.cc: Check zoned_time<minutes>
can be formatted.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__local_fmt_t): Remove unused
declaration.
(__formatter_chrono::_M_format_to_ostream): Add explicit
handling for specializations of __local_time_fmt, including the
time zone abbreviation in the output if __is_neg is true.
(formatter<chrono::tai_time<D>>::format): Add comment.
(formatter<chrono::gps_time<D>>::format): Likewise.
(formatter<chrono::__detail::__local_time_fmt::format): Call
_M_format with true for the __is_neg flag.
* testsuite/std/time/clock/gps/io.cc: Remove unused variable.
* testsuite/std/time/clock/local/io.cc: Fix test error that
checked tai_time instead of local_time. Add tests for
local-time-format-t formatting.
* testsuite/std/time/clock/system/io.cc: Check empty
chrono-specs.
* testsuite/std/time/clock/tai/io.cc: Likewise.
* testsuite/std/time/zoned_time/io.cc: Likewise.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected(U&&), operator=(U&&))
(value_or): Use remove_cv_t on default template argument, as per
LWG 3886.
* include/std/optional (optional(U&&), operator=(U&&))
(value_or): Likewise.
* testsuite/20_util/expected/lwg3886.cc: New test.
* testsuite/20_util/optional/cons/lwg3886.cc: New test.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc: Fix file name in comment.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (auto_win_file_handle): Change constructor
parameter from const path& to const wchar_t*.
(fs::equiv_files): New function.
(fs::equivalent): Use equiv_files.
* src/filesystem/ops-common.h (fs::equiv_files): Declare.
(do_copy_file): Use equiv_files.
* src/filesystem/ops.cc (fs::equiv_files): Define.
(fs::copy, fs::equivalent): Use equiv_files.
* testsuite/27_io/filesystem/operations/copy.cc: Test
overwriting directory contents recursively.
* testsuite/27_io/filesystem/operations/copy_file.cc: Test
overwriting existing files.
2024-07-30 Lennox Shou Hao Ho <lennoxhoe@gmail.com>
PR libstdc++/113663
* src/c++17/fs_ops.cc (fs::equivalent): Moved helper class
auto_handle to anonymous namespace as auto_win_file_handle.
(fs::hard_link_count): Changed Windows implementation to use
information provided by GetFileInformationByHandle which is more
reliable.
* testsuite/27_io/filesystem/operations/hard_link_count.cc: New
test.
2024-07-29 Thomas Schwinge <tschwinge@baylibre.com>
* testsuite/lib/libstdc++.exp (file-io-diff): Polish.
2024-07-28 Sam James <sam@gentoo.org>
PR libstdc++/110572
* testsuite/18_support/type_info/110572.cc: Fix dg-do directive order.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__to_chars_16, __to_chars_10)
(__to_chars_8, __to_chars_2, __to_chars): Cast ptrdiff_t to
size_t for comparison.
(__to_chars_i): Check for first >= last instead of first == last
for initial sanity check.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_function.h: Add comment about LWG 3617 being
supported.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algobase.h (__find_if): Remove overloads for
dispatching on iterator_category. Do not unroll loop manually.
* include/bits/stl_algo.h (__find_if_not): Remove
iterator_category argument from __find_if call.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::value): Add assertions for LWG
3843 requirements.
(expected<cv void, E>::value): Add assertions for LWG 3940
requirements.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (basic_format_args): Remove default
constructor, as per LWG 4106.
* testsuite/std/format/arguments/args.cc: Check it isn't default
constructible.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (_Swallow_assign): Make assignment
constexpr for C++11 as well, and add noexcept.
* include/std/tuple (_Swallow_assign, ignore): Move to
bits/utility.h.
* testsuite/20_util/headers/utility/ignore.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional: Reorder parameters in comparison
operators as per LWG 2945.
2024-07-25 Patrick Palka <ppalka@redhat.com>
PR libstdc++/116038
* include/std/functional (_Bind_front::operator()): Use __like_t
instead of std::forward when forwarding __self.
(_Bind_back::operator()): Likewise.
* include/std/ranges (_Partial::operator()): Likewise.
(_Pipe::operator()): Likewise.
* testsuite/20_util/function_objects/bind_back/116038.cc: New test.
* testsuite/20_util/function_objects/bind_front/116038.cc: New test.
* testsuite/std/ranges/adaptors/116038.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (bad_expected_access<void>): Add noexcept
to special member functions, as per LWG 4031.
* testsuite/20_util/expected/bad.cc: Check for nothrow copy and
move members.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Use C++20 features to
simplify overload sets for constructors and assignment
operators.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Constrain constructors to
prevent problematic bool conversions, as per LWG 3836.
* testsuite/20_util/optional/cons/lwg3836.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected): Constrain constructors to
prevent problematic bool conversions, as per LWG 3836.
* testsuite/20_util/expected/lwg3836.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (_Optional_payload_base::_Storage)
[C++20]: Define constrained non-trivial destructor.
(_Optional_payload_base::_Storage<U, false>) [C++20]: Do not
define partial specialization when primary template has
constrained destructor.
(_Optional_base) [C++20]: Define constrained trivial copy and
move cons and move constructors. Define payload accessors here
instead of inheriting them from _Optional_base_impl.
(_Optional_base_impl, _Optional_base<T, false, true>)
(_Optional_base<T, true, false>, _Optional_base<T, true, true>)
[C++20]: Do not define.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Add using-declaraction for
_Base::_M_get and declare optional<U> as friend.
(optional(const optional<U>&)): Use
_M_get instead of operator*.
(optional(optional<U>&&)): Likewise.
(operator=(const optional<U>&)): Likewise.
(operator=(optional<U>&&)): Likewise.
(and_then, tansform): Likewise.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (_Optional_base_impl::_M_get()): Move
assertions to ...
(optional::operator->, optional::operator*): ... here.
2024-07-25 Andrew Pinski <quic_apinski@quicinc.com>
* testsuite/lib/libstdc++.exp (v3_target_compile): Call
string trim on v3_target_compile before calling split.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116070
* include/std/istream: Check feature test macro before using
is_class_v and is_same_v.
* include/std/ostream: Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116070
* include/bits/stl_bvector.h: Check feature test macro before
using is_default_constructible_v.
2024-07-24 Michael Levine <mlevine55@bloomberg.net>
* include/bits/ranges_algobase.h: Remove duplicate include of
<bits/stl_algobase.h>.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/12048
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-1.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-2.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-3.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-4.cc: ...here.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/libstdc++.exp (libstdc++_init): Do not copy all
data files into test directory.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/hash/chi2_q_document_words.cc: Use
dg-additional-files for input text.
* testsuite/performance/ext/pb_ds/all_text_find.cc: Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_find.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_insert.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_insert_mem.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_join.cc:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_modify.hpp: Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_pop_mem.cc: Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_push.cc:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_push_pop.cc: Likewise.
* testsuite/performance/ext/pb_ds/tree_text_insert.cc: Likewise.
* testsuite/performance/ext/pb_ds/tree_text_lor_find.cc:
Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/25_algorithms/advance/istreambuf_iterators/char/2.cc:
Use dg-additional-files.
* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2.cc:
Likewise.
* testsuite/25_algorithms/copy/streambuf_iterators/char/4.cc:
Likewise.
* testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc:
Likewise.
* testsuite/25_algorithms/copy_n/istreambuf_iterator/2.cc:
Likewise.
* testsuite/25_algorithms/copy_n/istreambuf_iterator/deque.cc:
Likewise.
* testsuite/25_algorithms/find/istreambuf_iterators/char/2.cc:
Likewise.
* testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/1.cc: Remove
@require@ and @diff@. Use dg-final file-io-diff action.
* testsuite/27_io/basic_istream/extractors_other/char/2.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc:
Likewise.
* testsuite/27_io/basic_istream/get/char/2.cc: Likewise.
* testsuite/27_io/basic_istream/get/wchar_t/2.cc: Likewise.
* testsuite/27_io/basic_istream/ignore/char/3.cc: Likewise.
* testsuite/27_io/basic_istream/ignore/wchar_t/3.cc: Likewise.
* testsuite/27_io/basic_istream/peek/char/6414.cc: Likewise.
* testsuite/27_io/basic_istream/peek/wchar_t/6414.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/char/fstream.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc:
Likewise.
* testsuite/27_io/basic_istream/tellg/char/fstream.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc:
Likewise.
* testsuite/27_io/basic_ofstream/open/char/1.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_other/char/1.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc:
Likewise.
* testsuite/27_io/ios_base/sync_with_stdio/1.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_other/char/2.cc:
Likewise. Check file positions.
* testsuite/27_io/basic_ostream/inserters_other/wchar_t/2.cc:
Likewise.
* testsuite/lib/libstdc++.exp (file-io-diff): New proc.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/imbue/char/2.cc: Use
dg-additional-files.
* testsuite/27_io/basic_filebuf/imbue/wchar_t/2.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/path.cc: Likewise.
* testsuite/27_io/basic_filebuf/pbackfail/char/9761.cc:
Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/3-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/3-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/3-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/3-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/setbuf/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/3.cc: Likewise.
* testsuite/27_io/basic_filebuf/underflow/10096.cc: Likewise.
* testsuite/27_io/basic_fstream/cons/char/path.cc: Likewise.
* testsuite/27_io/basic_fstream/open/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/assign/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/move.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: Likewise.
* testsuite/27_io/objects/char/10.cc: Likewise.
* testsuite/27_io/objects/char/12048-1.cc: Likewise.
* testsuite/27_io/objects/char/12048-2.cc: Likewise.
* testsuite/27_io/objects/char/12048-3.cc: Likewise.
* testsuite/27_io/objects/char/12048-4.cc: Likewise.
* testsuite/27_io/objects/char/12048-5.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-1.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-2.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-3.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-4.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-5.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-1.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-2.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-3.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-4.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/2.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files. Remove
unused variable.
* testsuite/27_io/basic_filebuf/close/char/3.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files.
* testsuite/27_io/basic_filebuf/close/char/4.cc: Likewise.
* testsuite/27_io/basic_filebuf/close/char/5.cc: Likewise.
* testsuite/27_io/basic_filebuf/in_avail/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/is_open/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/2.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-in.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-in.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-io.cc: Likewise.
Remove unused variable.
* testsuite/27_io/basic_filebuf/sputn/char/2-in.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files.
* testsuite/27_io/basic_filebuf/sungetc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/char/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/char/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/rdbuf/char/2832.cc: Likewise.
* testsuite/27_io/basic_istream/readsome/char/6746-2.cc:
Likewise.
* testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc:
Likewise.
* testsuite/27_io/basic_istream/seekg/char/sstream.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc:
Likewise.
* testsuite/27_io/basic_istream/tellg/char/1.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/char/sstream.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/1.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc:
Likewise.
* testsuite/27_io/basic_ofstream/open/char/1.cc: Likewise.
* testsuite/lib/dg-options.exp (dg-additional-files): Append to
v3_additional_files instead of replacing.
* testsuite/lib/libstdc++.exp (v3_target_compile): Reset
v3_additional_files after copying files.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/4879.cc: Remove
@require@ and @diff@ comments.
* testsuite/27_io/basic_filebuf/close/char/9964.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/3.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/9507.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-io.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-out.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-io.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-out.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-io.cc: Likewise.
Remove unused variable.
* testsuite/27_io/basic_filebuf/sputn/char/2-io.cc: Likewise.
* testsuite/27_io/basic_ofstream/cons/char/1.cc: Remove
@require@ and @diff@ comments. Remove unused variables.
* testsuite/27_io/basic_ofstream/rdbuf/char/2832.cc: Remove
* testsuite/27_io/ios_base/sync_with_stdio/2.cc: Likewise.
2024-07-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++23/print.cc (__open_terminal): Use [[maybe_unused]] on
parameter.
2024-07-23 Detlef Vollmann <dv@vollmann.ch>
PR libstdc++/115482
* src/c++23/print.cc (__open_terminal) [__AVR__]: Do not use
isatty.
2024-07-18 Patrick Palka <ppalka@redhat.com>
* include/experimental/socket
(basic_socket_iostream::basic_socket_iostream): Fix typo.
* include/tr2/dynamic_bitset
(__dynamic_bitset_base::_M_is_proper_subset_of): Likewise.
2024-07-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/decimal/binary-arith.cc: Require dfprt.
* testsuite/decimal/comparison.cc: Likewise.
* testsuite/decimal/compound-assignment.cc: Likewise.
* testsuite/decimal/compound-assignment-memfunc.cc: Likewise.
* testsuite/decimal/make-decimal.cc: Likewise.
* testsuite/decimal/pr54036-1.cc: Likewise.
* testsuite/decimal/pr54036-2.cc: Likewise.
* testsuite/decimal/pr54036-3.cc: Likewise.
* testsuite/decimal/unary-arith.cc: Likewise.
2024-07-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/29_atomics/atomic_ref/bool.cc: New test.
2024-07-11 Damien Lebrun-Grandie <dalg24@gmail.com>
* include/bits/atomic_base.h (__atomic_ref): Do not use integral
specialization for bool.
2024-07-11 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/using.xml: Switch gcc.gnu.org links to https.
* doc/html/manual/using_concurrency.html: Regenerate.
* doc/html/manual/using_dynamic_or_shared.html: Ditto.
* doc/html/manual/using_headers.html: Ditto.
* doc/html/manual/using_namespaces.html: Ditto.
2024-07-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636
* testsuite/27_io/filesystem/path/108636.cc: Require normal
mode.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114387
* include/std/format (basic_format_context): Define copy
operations as deleted, as per LWG 4061.
* testsuite/std/format/context.cc: New test.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
* src/c++26/text_encoding.cc (__locale_encoding): Add to unnamed
namespace.
(std::locale::encoding): Optimize for "C" and "*" names.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115854
* include/bits/stl_bvector.h (_Bvector_base): Convert allocator
to rebound type explicitly.
* testsuite/23_containers/vector/allocator/115854.cc: New test.
* testsuite/23_containers/vector/bool/allocator/115854.cc: New test.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/ranges_util.h (__find_fn): Make conversion
from difference type ti size_t explicit.
* testsuite/25_algorithms/find/bytes.cc: Check ranges::find with
__gnu_test::test_contiguous_range.
* testsuite/std/ranges/range.cc: Adjust expected difference_type
for __gnu_test::test_contiguous_range.
* testsuite/util/testsuite_iterators.h (contiguous_iterator_wrapper):
Use __max_diff_type as difference type.
(test_range::sentinel, test_sized_range_sized_sent::sentinel):
Ensure that operator- returns difference_type.
2024-07-10 Marek Polacek <polacek@redhat.com>
* testsuite/std/ranges/access/101782.cc: Don't compile with
-fconcepts-ts.
2024-07-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115807
* include/c_compatibility/stdatomic.h (_Atomic): Ensure it
refers to std::atomic in the global namespace.
* testsuite/29_atomics/headers/stdatomic.h/115807.cc: New test.
2024-07-07 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/configure.xml: Update Autobook 14 link.
Update GCC installation instructions link.
* doc/html/manual/configure.html: Regenerate.
2024-07-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/stl_algo.h (find): Use 'if constexpr' so that
memchr optimization is a discarded statement for non-contiguous
iterators.
* testsuite/25_algorithms/find/bytes.cc: Check with input
iterators.
2024-07-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/ranges_util.h (__find_fn): Return iterator
instead of sentinel.
* testsuite/25_algorithms/find/constrained.cc: Check non-common
contiguous sized range of char.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/headers/c++1998/all_attributes.cc: Add
attribute names from later standards and remove dg-options.
* testsuite/17_intro/headers/c++1998/stdc++.cc: Add c++98_only
target selector.
* testsuite/17_intro/headers/c++1998/stdc++_multiple_inclusion.cc:
Remove content and include stdc++.cc twice instead.
* testsuite/17_intro/headers/c++2011/stdc++.cc: Replace
dg-options with c++11 target selector.
* testsuite/17_intro/headers/c++2011/stdc++_multiple_inclusion.cc:
Remove content and include stdc++.cc twice instead.
* testsuite/17_intro/headers/c++2011/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2011/charset.cc: Removed.
* testsuite/17_intro/headers/c++2011/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2014/charset.cc: Removed.
* testsuite/17_intro/headers/c++2014/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2014/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2014/stdc++_multiple_inclusion.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2017/charset.cc: Removed.
* testsuite/17_intro/headers/c++2017/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2017/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2017/stdc++_multiple_inclusion.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2020/charset.cc: Removed.
* testsuite/17_intro/headers/c++2020/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2020/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2020/stdc++_multiple_inclusion.cc: Removed.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (_Variant_storage::_M_reset): Use
__unlikely__ form of attribute instead of unlikely.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115797
* include/std/type_traits: Ensure "C++" language linkage.
* testsuite/17_intro/headers/c++2011/linkage.cc: Replace
dg-options with c++11 target selector.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
PR c++/115747
* testsuite/tr1/2_general_utilities/shared_ptr/cons/43820_neg.cc:
Add dg-error for new C++26 diagnostics.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_uninitialized.h (_UninitDestroyGuard): New
class template and partial specialization.
(__do_uninit_copy, __do_uninit_fill, __do_uninit_fill_n)
(__uninitialized_copy_a, __uninitialized_fill_a)
(__uninitialized_fill_n_a, __uninitialized_copy_move)
(__uninitialized_move_copy, __uninitialized_fill_move)
(__uninitialized_move_fill, __uninitialized_default_1)
(__uninitialized_default_n_a, __uninitialized_default_novalue_1)
(__uninitialized_default_novalue_n_1, __uninitialized_copy_n)
(__uninitialized_copy_n_pair): Use it.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/88545
PR libstdc++/115040
* include/bits/cpp_type_traits.h (__can_use_memchr_for_find):
New variable template.
* include/bits/ranges_util.h (__find_fn): Use memchr when
possible.
* include/bits/stl_algo.h (find): Likewise.
* testsuite/25_algorithms/find/bytes.cc: New test.
2024-07-04 John David Anglin <danglin@gcc.gnu.org>
PR libstdc++/98678
* testsuite/30_threads/future/members/poll.cc: Skip on hppa*-*-linux*.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115585
* src/c++11/assert_fail.cc (__glibcxx_assert_fail): Add
definition for non-verbose builds.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101485
* include/bits/stl_algobase.h (__equal_aux1): Check for
std::byte as well.
* testsuite/25_algorithms/equal/101485.cc: New test.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104395
* include/bits/new_allocator.h: Disable extended alignment
support in C++98 mode.
* include/bits/stl_tempbuf.h: Likewise.
* include/ext/bitmap_allocator.h: Likewise.
* include/ext/malloc_allocator.h: Likewise.
* include/ext/mt_allocator.h: Likewise.
* include/ext/pool_allocator.h: Likewise.
* testsuite/ext/104395.cc: New test.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
* include/ext/aligned_buffer.h (__aligned_membuf): Use
alignas(T) directly instead of defining a struct and using 9its
alignment.
(__aligned_buffer): Remove use of std::aligned_storage.
* testsuite/abi/aligned_buffers.cc: New test.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/37475
* config/locale/gnu/codecvt_members.cc (Guard): New RAII type.
(do_out, do_in): Return partial if the destination is empty but
the source is not. Use Guard to restore locale on scope exit.
Return immediately on any conversion error.
(do_encoding, do_max_length, do_length): Use Guard.
* testsuite/22_locale/codecvt/in/char/37475.cc: New test.
* testsuite/22_locale/codecvt/in/wchar_t/37475.cc: New test.
* testsuite/22_locale/codecvt/out/char/37475.cc: New test.
* testsuite/22_locale/codecvt/out/wchar_t/37475.cc: New test.
2024-06-27 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/115454
* testsuite/experimental/simd/pr115454_find_last_set.cc: Defer
to check_vect_support_and_set_flags's default dg-do action.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115668
* include/bits/chrono_io.h (formatter<duration<R,P, C>::format):
Do not use chrono::abs.
* testsuite/20_util/duration/io.cc: Check formatting a duration
with unsigned rep.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103191
* include/bits/stl_bvector.h (vector<bool>::operator[])
(vector<bool>::front, vector<bool>::back): Add debug assertions.
* testsuite/23_containers/vector/bool/element_access/constexpr.cc:
Remove dg-error that no longer triggers.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111250
* include/debug/assertions.h (__glibcxx_requires_non_empty_range)
(__glibcxx_requires_nonempty, __glibcxx_requires_subscript):
Define to __glibcxx_assert expressions or to debug mode
__glibcxx_check_xxx expressions.
* testsuite/23_containers/array/element_access/constexpr_c++17.cc:
Add checks for out-of-bounds accesses in constant expressions.
* testsuite/23_containers/vector/element_access/constexpr.cc:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* scripts/update_release_branch.sh: New file.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/specialized_algorithms/uninitialized_copy/808590.cc:
Copy defaulted assignment operator from 808590-cxx11.cc to
suppress a warning.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/808590-cxx11.cc:
Removed.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_modifying_operations/rotate_copy.cc:
Increase timeout for debug mode.
* testsuite/25_algorithms/pstl/alg_modifying_operations/transform_binary.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_nonmodifying/mismatch.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/lexicographical_compare.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/minmax_element.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/set_symmetric_difference.cc:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_sorting/partial_sort.cc
[_GLIBCXX_DEBUG]: Add xfail-run-if for debug mode.
* testsuite/25_algorithms/pstl/alg_nonmodifying/nth_element.cc
[_GLIBCXX_DEBUG]: Reduce size of test data.
* testsuite/25_algorithms/pstl/alg_sorting/includes.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/set_util.h:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (minmax_year, minmax_year2): Remove.
(years_from_to): New class replacing minmax_year and
minmax_year2.
(format_abbrev_str, select_std_or_dst_abbrev): Move earlier in
the file. Handle "-" for letters.
(ZoneInfo::to): Use format_abbrev_str to expand %z.
(ZoneInfo::set_abbrev): Remove exception. Change parameter from
reference to value.
(operator>>(istream&, Rule&)): Do not clear letters when it
contains "-".
(time_zone::_M_get_sys_info): Add missing logic to find the Rule
in effect before the time point.
* testsuite/std/time/tzdb/1.cc: Adjust for vanguard format using
"GMT" as the Zone name, not as a Link to "Etc/GMT".
* testsuite/std/time/time_zone/sys_info_abbrev.cc: New test.
2024-06-26 Alexandre Oliva <oliva@adacore.com>
Marc Poulhiès <poulhies@adacore.com>
* testsuite/lib/dg-options.exp (add_options_for_libatomic):
None for *-*-vxworks*.
2024-06-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/valarray_array.h (_Array_default_ctor): Remove.
(__valarray_default_construct): Inline it into here.
(_Array_init_ctor): Remove.
(__valarray_fill_construct): Inline it into here.
(_Array_copy_ctor): Remove.
(__valarray_copy_construct(const T*, const T*, T*)): Inline it
into here.
(__valarray_copy_construct(const T*, size_t, size_t, T*)):
Use _GLIBCXX17_CONSTEXPR for constant condition.
2024-06-25 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/faq.xml: Replace viewcvs links with cgit links.
* doc/xml/manual/allocator.xml: Likewise.
* doc/xml/manual/mt_allocator.xml: Likewise.
* doc/html/*: Regenerate.
2024-06-22 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/debug.xml: Move gcc.gnu.org link to https.
Ditto for sourceware.org links.
* doc/html/manual/debug.html: Regenerate.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/cpp_type_traits.h (__is_pointer, __is_scalar):
Remove.
(__is_arithmetic): Do not use __is_pointer in the primary
template. Add partial specialization for pointers.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/cpp_type_traits.h (__is_void): Remove.
* include/debug/helper_functions.h (_Distance_traits):
Adjust partial specialization to match void directly, instead of
using __is_void<T>::__type and matching __true_type.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/deque.tcc (__lex_cmp_dit): Replace __is_pointer
class template with __is_pointer(T) built-in.
(__lexicographical_compare_aux1): Likewise.
* include/bits/stl_algobase.h (__equal_aux1): Likewise.
(__lexicographical_compare_aux1): Likewise.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/valarray_array.h (__valarray_default_construct):
Use __is_trivial(_Tp). instead of __is_scalar<_Tp>.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109150
* include/bits/stl_algobase.h (__fill_a1): Combine the
!__is_scalar and __is_scalar overloads into one and rewrite the
condition used to decide whether to perform the load outside the
loop.
* testsuite/25_algorithms/fill/109150.cc: New test.
* testsuite/25_algorithms/fill_n/109150.cc: New test.
2024-06-21 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115575
* testsuite/experimental/simd/pr115454_find_last_set.cc: Require
avx512f_runtime. Don't memcpy fixed_size masks.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_uninitialized.h (uninitialized_default_construct)
(uninitialized_default_construct_n, uninitialized_value_construct)
(uninitialized_value_construct_n): Qualify calls to prevent ADL.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/any (any_cast(any*), any_cast(const any*)): Add
static assertion to reject void types, as per LWG 3305.
* testsuite/20_util/any/misc/lwg3305.cc: New test.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/memory_resource.h (polymorphic_allocator::destroy):
Remove deprecated attribute.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/backward/backward_warning.h: Adjust comments to
suggest <spanstream> as another alternative to <strstream>.
* include/backward/strstream (strstreambuf, istrstream)
(ostrstream, strstream): Add deprecated attribute.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_conv.h (wstring_convert): Add deprecated
attribute for C++17 and later.
(wbuffer_convert): Likewise.
* testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: Disable
deprecated warnings.
* testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: Likewise.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc:
Likewise.
* testsuite/22_locale/conversions/buffer/1.cc: Add dg-warning.
* testsuite/22_locale/conversions/buffer/2.cc: Likewise.
* testsuite/22_locale/conversions/buffer/3.cc: Likewise.
* testsuite/22_locale/conversions/buffer/requirements/typedefs.cc:
Likewise.
* testsuite/22_locale/conversions/string/1.cc: Likewise.
* testsuite/22_locale/conversions/string/2.cc: Likewise.
* testsuite/22_locale/conversions/string/3.cc: Likewise.
* testsuite/22_locale/conversions/string/66441.cc: Likewise.
* testsuite/22_locale/conversions/string/requirements/typedefs-2.cc:
Likewise.
* testsuite/22_locale/conversions/string/requirements/typedefs.cc:
Likewise.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (chrono): Add cxx11abi = yes.
* include/bits/version.h: Regenerate.
* testsuite/std/time/syn_c++20.cc: Adjust expected value for
the feature test macro.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115522
* include/std/array (to_array): Workaround the fact that
std::is_trivial is not sufficient to check that a type is
trivially default constructible and assignable.
* testsuite/23_containers/array/creation/115522.cc: New test.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_allocator.h (tracker_allocator):
Initialize base class in copy constructor.
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115454
* include/experimental/bits/simd_x86.h (_S_not_equal_to): Use
neq comparison instead of bitwise negation after eq.
(_S_find_last_set): Clear unused high bits before computing
bit_width.
* testsuite/experimental/simd/pr115454_find_last_set.cc: New
test.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/future: Adjust whitespace to use tabs for
indentation.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/future (_State_baseV2::_Setter<R, void>): Add
noexcept to call operator.
(_State_baseV2::_Setter<R, __exception_ptr_tag>): Likewise.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h [__cpp_lib_concepts] (pair()): Add
conditional noexcept.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (__get_temporary_buffer): Cast
argument to size_t to handle negative values and suppress
-Wsign-compare warning.
(_Temporary_buffer): Move diagnostic pragmas to new location of
call to std::get_temporary_buffer.
2024-06-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h: Fix outdated comment about the
number of standard integer types.
2024-06-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110572
* libsupc++/typeinfo (type_info::operator==): Add always_inline
attribute for targets where the ABI requries equality to be
non-inline.
* testsuite/18_support/type_info/110572.cc: New test.
2024-06-14 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new_opa.cc [!_GLIBCXX_HOSTED]: Fix declaration of
posix_memalign.
2024-06-13 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/114359
* testsuite/26_numerics/random/binomial_distribution/114359.cc:
Require cmath.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (__add_rval_ref_t): Use
__add_rvalue_reference built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (__add_lval_ref_t): Use
__add_lvalue_reference built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h (__is_pointer): Use
__is_pointer built-in trait.
* include/std/type_traits (is_pointer): Likewise. Optimize its
implementation.
(is_pointer_v): Likewise.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (range_common_reference_t): New
alias template, as per LWG 3860.
* testsuite/std/ranges/range.cc: Check it.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (const_iterator_t): Change
preprocessor condition to use __glibcxx_ranges_as_const.
(const_sentinel_t, range_const_reference_t): Likewise.
(__access::__possibly_const_range, cbegin, cend, crbegin)
(crend, cdata): Likewise.
* include/bits/stl_iterator.h (iter_const_reference_t)
(basic_const_iterator, const_iterator, const_sentinel)
(make_const_iterator): Likewise.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115420
* include/bits/hashtable.h (_Hashtable): Add static_assert to
check that hash function is copy constructible.
* testsuite/23_containers/unordered_map/115420.cc: New test.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113376
* include/pstl/pstl_config.h: Use #if instead of #ifdef to test
the _PSTL_USAGE_WARNINGS macro.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_nothrow_invocable): Use
__is_nothrow_invocable built-in trait.
* testsuite/20_util/is_nothrow_invocable/incomplete_args_neg.cc:
Handle the new error from __is_nothrow_invocable.
* testsuite/20_util/is_nothrow_invocable/incomplete_neg.cc:
Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_invocable): Use __is_invocable
built-in trait.
* testsuite/20_util/is_invocable/incomplete_args_neg.cc: Handle
the new error from __is_invocable.
* testsuite/20_util/is_invocable/incomplete_neg.cc: Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (rank): Use __array_rank built-in
trait.
(rank_v): Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (decay): Use __decay built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (remove_all_extents): Use
__remove_all_extents built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (remove_extent): Use __remove_extent
built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (add_pointer): Use __add_pointer
built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_unbounded_array_v): Use
__is_unbounded_array built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_volatile): Use __is_volatile
built-in trait.
(is_volatile_v): Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_const): Use __is_const built-in
trait.
(is_const_v): Likewise.
2024-06-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc:
Require cmath.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc:
Likewise.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc:
Likewise.
2024-06-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/8.cc: Skip float128_t testing
on aarch64-rtems*.
* testsuite/20_util/to_chars/float128_c++23.cc: Xfail run on
aarch64-rtems*.
2024-06-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115399
* include/tr2/dynamic_bitset (operator>>=): Remove redundant
call to _M_do_sanitize.
* include/tr2/dynamic_bitset.tcc (_M_do_left_shift): Zero out
low bits in words that should no longer be populated.
(_M_do_right_shift): Likewise for high bits.
* testsuite/tr2/dynamic_bitset/pr115399.cc: New test.
2024-06-12 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::clear): Do not use
memset to zero out bucket pointers.
(_Hashtable::_M_assign_elements): Likewise.
2024-06-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (leap_seconds): Add comment.
* testsuite/std/time/leap_seconds/io.cc: New test.
2024-06-10 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable.h (~_Hashtable()): Replace clear call with
a _M_deallocate_nodes call.
2024-06-08 Deev Patel <dkp10000@gmail.com>
Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (__atomic_impl::__clear_padding):
Add missing constexpr specifier.
* testsuite/29_atomics/atomic_float/constinit.cc: New test.
2024-06-08 Michael Levine <mlevine55@bloomberg.net>
PR libstdc++/108760
* include/bits/ranges_algo.h (ranges::out_value_result):
Move to <bits/ranges_algobase.h>.
(ranges::iota_result, ranges::__iota_fn, ranges::iota): Move to
<numeric>.
* include/bits/ranges_algobase.h (ranges::out_value_result):
Move to here.
* include/std/numeric (ranges::iota_result, ranges::__iota_fn)
(ranges::iota): Move to here.
* testsuite/25_algorithms/iota/1.cc: Renamed to ...
* testsuite/26_numerics/iota/2.cc: ... here.
2024-06-08 Jonathan Wakely <jwakely@redhat.com>
* include/std/algorithm: Define __glibcxx_want_ranges.
* testsuite/25_algorithms/headers/algorithm/synopsis.cc: Check
feature test macro in C++20 mode.
2024-06-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algobase.h: Include <bits/stl_algobase.h>.
2024-06-07 Alexandre Oliva <oliva@adacore.com>
* include/std/variant: Drop obsolete workaround.
2024-06-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (to_address): Optimize.
* testsuite/20_util/to_address/1_neg.cc: Adjust dg-error text.
2024-06-06 Alexandre Oliva <oliva@adacore.com>
* include/bits/c++config (_GLIBCXX_CLANG): Define or undefine.
* include/bits/locale_facets_nonio.tcc: Test for it.
* include/bits/stl_bvector.h: Likewise.
* include/c_compatibility/stdatomic.h: Likewise.
* include/experimental/bits/simd.h: Likewise.
* include/experimental/bits/simd_builtin.h: Likewise.
* include/experimental/bits/simd_detail.h: Likewise.
* include/experimental/bits/simd_x86.h: Likewise.
* include/experimental/simd: Likewise.
* include/std/complex: Likewise.
* include/std/ranges: Likewise.
* include/std/variant: Likewise.
* include/pstl/pstl_config.h: Likewise.
2024-06-05 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/faq.xml: Move gcc.gnu.org to https.
* doc/html/faq.html: Regenerate.
2024-06-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115335
* include/std/span (span::at): Guard with feature test macro.
2024-06-04 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115308
* include/experimental/bits/simd.h (__int_for_sizeof): Remove
special cases for __clang__.
(_SimdWrapper): Change constructor overload set to allow
conversion from vector types with integral conversions via bit
reinterpretation.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Use __detail::__get_temporary_buffer.
(basic_stacktrace::_Impl::_M_deallocate): Use
__detail::__return_temporary_buffer.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105258
* include/bits/stl_tempbuf.h (__detail::__get_temporary_buffer):
New function to do allocation for get_temporary_buffer, with
extended alignment support.
(__detail::__return_temporary_buffer): Support extended
alignment.
(get_temporary_buffer): Use __get_temporary_buffer.
(return_temporary_buffer): Support extended alignment. Add
deprecated attribute.
(_Temporary_buffer): Move allocation and deallocation into a
subobject and remove try-catch block in constructor.
(__uninitialized_construct_buf): Use argument deduction for
value type.
* testsuite/20_util/temporary_buffer.cc: Add dg-warning for new
deprecated warning.
* testsuite/25_algorithms/stable_sort/overaligned.cc: New test.
2024-06-03 François Dumont <frs.dumont@gmail.com>
PR libstdc++/109849
* include/bits/vector.tcc
(std::vector<>::_M_range_insert(iterator, _FwdIt, _FwdIt,
forward_iterator_tag))[__cplusplus < 201103L]: Add __builtin_unreachable
expression to tell the compiler that the allocated buffer is large enough to
receive current elements plus the elements of the range to insert.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (starts_with(basic_string_view)):
Compare lengths first and then call traits_type::compare
directly.
2024-06-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/api.xml: Move gcc.gnu.org links to https.
* doc/html/api.html: Regenerate.
2024-06-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115269
* doc/xml/manual/using.xml: Replace link to gcc-4.3.2 docs.
Replace list of -std=... options with a single entry for -std.
* doc/html/manual/using.html: Regenerate.
2024-05-30 Alexandre Oliva <oliva@adacore.com>
* configure.ac [*-*-rtems*]: Set chdir, chmod and mkdir as
available.
* configure: Rebuilt.
2024-05-29 François Dumont <fdumont@gcc.gnu.org>
* include/bits/vector.tcc (_Guard): Move all the nested duplicated class...
* include/bits/stl_vector.h (_Guard_alloc): ...here and rename.
(_M_allocate_and_copy): Use latter.
(_M_initialize_dispatch): Small code simplification.
(_M_range_initialize): Likewise and set _M_finish first from the result
of __uninitialize_fill_n_a that can throw.
2024-05-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libstdc++/111641
* src/libbacktrace/Makefile.am (AM_CFLAGS): Add -funwind-tables.
* src/libbacktrace/Makefile.in: Regenerate.
* testsuite/19_diagnostics/stacktrace/current.cc (dg-options): Add
-funwind-tables.
* 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.
2024-05-29 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115247
* include/experimental/bits/simd.h (__as_vector): Don't use
vector_size(8) on __i386__.
(__vec_shuffle): Never return MMX vectors, widen to 16 bytes
instead.
(concat): Fix padding calculation to pick up widening logic from
__as_vector.
2024-05-23 Patrick Palka <ppalka@redhat.com>
* include/bits/version.def (ranges_concat): Define.
* include/bits/version.h: Regenerate.
* include/std/ranges (__detail::__concat_reference_t): Define
for C++26.
(__detail::__concat_value_t): Likewise.
(__detail::__concat_rvalue_reference_t): Likewise.
(__detail::__concat_indirectly_readable_impl): Likewise.
(__detail::__concat_indirectly_readable): Likewise.
(__detail::__concatable): Likewise.
(__detail::__all_but_last_common): Likewise.
(__detail::__concat_is_random_access): Likewise.
(__detail::__concat_is_bidirectional): Likewise.
(__detail::__last_is_common): Likewise.
(concat_view): Likewise.
(__detail::__concat_view_iter_cat): Likewise.
(concat_view::iterator): Likewise.
(views::__detail::__can_concat_view): Likewise.
(views::_Concat, views::concat): Likewise.
* testsuite/std/ranges/concat/1.cc: New test.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_classes.h (locale::combine)
(locale::name, locale::operator==, locale::operator!=)
(locale::operator(), locale::classic): Add nodiscard
attribute.
* include/bits/locale_classes.tcc (has_facet, use_facet):
Likewise.
* testsuite/22_locale/locale/cons/12438.cc: Add dg-warning for
nodiscard diagnostic.
* testsuite/22_locale/locale/cons/2.cc: Cast use_facet
expression to void, to suppress diagnostic.
* testsuite/22_locale/locale/cons/unicode.cc: Likewise.
* testsuite/22_locale/locale/operations/2.cc: Add dg-warning.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108323
* include/bits/locale_classes.tcc (locale(const locale&, Facet*)):
Return a copy of the first argument when the facet pointer is
null, as per LWG 2295.
(locale::combine): Ensure the result is unnamed.
* src/c++11/localename.cc (_M_replace_categories): Ignore
whether the second locale has a name when cat == none, as per
LWG 3676.
* src/c++98/locale.cc (_M_install_facet): Use __builtin_expect
to predict that the facet pointer is non-null.
* testsuite/22_locale/locale/cons/names.cc: New test.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114940
* include/bits/version.def (generator): Depend on
__cpp_sized_deallocation.
* include/bits/version.h: Regenerate.
* include/std/stacktrace (_GLIBCXX_SIZED_DELETE): New macro.
(basic_stacktrace::_Impl::_M_deallocate): Use it.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115099
* include/bits/std_thread.h: Declare formatter as friend of
thread::id.
* include/std/thread (operator<<): Convert non-void pointers to
void pointers for output.
(formatter): Add constraint that thread::native_handle_type is a
pointer or integer.
(formatter::format): Reimplement without basic_ostringstream.
* testsuite/30_threads/thread/id/output.cc: Check output
compiles before <sstream> has been included.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115145
* include/std/variant (operator==, operator!=, operator<)
(operator<=, operator>, operator>=): Add trailing-return-type to
lambda expressions to trigger conversion to bool.
* testsuite/20_util/variant/relops/115145.cc: New test.
2024-05-17 Björn Schäpers <bjoern@hazardy.de>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTACE): Add check for
tlhelp32.h, matching libbacktrace.
* config.h.in: Regenerate.
* configure: Regenerate.
2024-05-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115119
* include/bits/unicode.h (_Iterator::operator++(int)): Fix typo
in increment expression.
* testsuite/ext/unicode/grapheme_view.cc: Check post-increment
on view's iterator.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/77704
* include/bits/basic_ios.h (basic_ios::fill()): Do not modify
_M_fill and _M_fill_init in a const member function.
(basic_ios::fill(char_type)): Use _M_fill directly instead of
calling fill(). Set _M_fill_init to true.
* include/bits/basic_ios.tcc (basic_ios::init): Set _M_fill and
_M_fill_init here instead.
* testsuite/27_io/basic_ios/fill/char/1.cc: New test.
* testsuite/27_io/basic_ios/fill/wchar_t/1.cc: New test.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (__detail::__variant::__compare): New
function template.
(operator==, operator!=, operator<, operator>, operator<=)
(operator>=): Replace macro definition with handwritten function
calling __detail::__variant::__compare.
(operator<=>): Call __detail::__variant::__compare.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/89624
* include/bits/atomic_base.h (memory_order): Use int as
underlying type.
* testsuite/29_atomics/atomic/89624.cc: New test.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115015
* src/c++23/print.cc (__open_terminal(streambuf*)) [!__cpp_rtti]:
Do not use dynamic_cast.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/strings.xml: Clarify that GCC 4.5 added
std::string::shrink_to_fit.
* doc/html/manual/strings.html: Regenerate.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115063
* include/std/stacktrace (basic_stacktrace::max_size): Fix typo
in reference to _M_alloc member.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Check
max_size() compiles.
2024-05-13 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114958
* include/experimental/bits/simd.h (__as_vector): Return scalar
simd as one-element vector. Return vector from single-vector
fixed_size simd.
(__vec_shuffle): New.
(__extract_part): Adjust return type signature.
(split): Use __extract_part for any split into non-fixed_size
simds.
(concat): If the return type stores a single vector, use
__vec_shuffle (which calls __builtin_shufflevector) to produce
the return value.
* include/experimental/bits/simd_builtin.h
(__shift_elements_right): Removed.
(__extract_part): Return single elements directly. Use
__vec_shuffle (which calls __builtin_shufflevector) to for all
non-trivial cases.
* include/experimental/bits/simd_fixed_size.h (__extract_part):
Return single elements directly.
* testsuite/experimental/simd/pr114958.cc: New test.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (_Unicode_view::_M_read_utf8): Ensure
count of characters consumed is correct when the end of the
input is reached unexpectedly.
* testsuite/ext/unicode/view.cc: Test incomplete UTF-8
sequences.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114866
* include/bits/out_ptr.h [!_GLIBCXX_HOSTED]: Don't refer to
shared_ptr, __shared_ptr or __is_shred_ptr.
* testsuite/20_util/headers/memory/114866.cc: New test.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE):
Simplify.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (operator==): Add constraint.
* include/bits/version.def (constrained_equality): Define.
* include/bits/version.h: Regenerate.
* include/std/optional: Define feature test macro.
(__optional_rep_op_t): Use is_convertible_v instead of
is_convertible.
* include/std/tuple: Define feature test macro.
(operator==, __tuple_cmp, operator<=>): Reimplement C++20
comparisons using lambdas. Add constraints.
* include/std/utility: Define feature test macro.
* include/std/variant: Define feature test macro.
(_VARIANT_RELATION_FUNCTION_TEMPLATE): Add constraints.
(variant): Remove unnecessary friend declarations for comparison
operators.
* testsuite/20_util/optional/relops/constrained.cc: New test.
* testsuite/20_util/pair/comparison_operators/constrained.cc:
New test.
* testsuite/20_util/tuple/comparison_operators/constrained.cc:
New test.
* testsuite/20_util/variant/relops/constrained.cc: New test.
* testsuite/20_util/tuple/comparison_operators/overloaded.cc:
Disable for C++20 and later.
* testsuite/20_util/tuple/comparison_operators/overloaded2.cc:
Remove dg-error line for target c++20.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/backward/auto_ptr.h: Use https for URL in comment.
* include/bits/basic_ios.h: Likewise.
* include/std/iostream: Likewise.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_abi.cc: Update latest versions to
new versions that should be used in future.
2024-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* src/Makefile.am [ENABLE_SYMVERS_SUN]
(libstdc++-symbols.ver-sun): Pass $(libstdc___la_OBJECTS),
$(libstdc___la_LIBADD) to make_sunver.pl unmodified.
* src/Makefile.in: Regenerate.
2024-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* testsuite/lib/dg-options.exp (add_options_for_net_ts)
<*-*-solaris2*>: Don't link with -lsocket -lnsl.
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.
Copyright (C) 2024 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.
Reference in New Issue View Git Blame Copy Permalink