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buildtools/gcc/libstdc++-v3/ChangeLog
Jérôme Duval 0cdce9344f import gcc 13.3.0
2024-06-14 11:03:33 +02:00

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2024-05-21 Release Manager
* GCC 13.3.0 released.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (tzdb_list): Fix typo in Doxygen comment.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-05-09 Jakub Jelinek <jakub@redhat.com>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-04-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/numeric_traits.h: Add include guard.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-06-06 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109822
* include/experimental/bits/simd_builtin.h (_S_store): Rewrite
to avoid casts to other vector types. Implement store as
succession of power-of-2 sized memcpy to avoid PR90424.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-06-06 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/110054
* include/experimental/bits/simd_builtin.h (_S_masked_store):
Call into deduced ABI's SimdImpl after conversion.
* include/experimental/bits/simd_x86.h (_S_masked_store_nocvt):
Don't use _mm_maskmoveu_si128. Use the generic fall-back
implementation. Also fix masked stores without SSE2, which
were not doing anything before.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-06-06 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__bit_cast): Use
__gnu__::__vector_size__ instead of gnu::vector_size.
2024-05-07 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-06-01 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/110050
* include/experimental/bits/simd.h (__vectorized_sizeof): With
__have_neon_a32 only single-precision float works (in addition
to integers).
2024-05-02 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-05-02 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-04-30 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-04-30 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.
2024-04-29 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>
* doc/html/manual/status.html: Regenerate.
* doc/xml/manual/status_cxx1998.xml: Replace references to
mainline GCC.
* 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>
* src/experimental/Makefile.am (install-exec-local): New target.
(uninstall-local): New target.
* src/experimental/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: Build libstdc++_libbacktrace as
noinst_LTLIBRARIES so it's only a convenience library.
* src/libbacktrace/Makefile.in: Regenerate.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-04-15 Andreas Schwab <schwab@suse.de>
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
2024-04-11 Jakub Jelinek <jakub@redhat.com>
Backported from master:
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.
2024-04-03 Iain Sandoe <iain@sandoe.co.uk>
Backported from master:
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.
2024-04-03 Iain Sandoe <iain@sandoe.co.uk>
Backported from master:
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.
2024-04-03 Iain Sandoe <iain@sandoe.co.uk>
Backported from master:
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.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-20 François Dumont <fdumont@gcc.gnu.org>
* include/std/iterator (__cpp_lib_null_iterators): Define regardless of
_GLIBCXX_DEBUG.
* include/std/version (__cpp_lib_null_iterators): Likewise.
2024-03-20 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
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.
2024-03-20 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/cxx11.cc: Move custom_cat
to namespace scope.
2024-03-17 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
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.
2024-03-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__units_suffix_misc): Remove.
(__units_suffix): Return a known suffix as string view, do not
write unknown suffixes to a buffer.
(__fmt_units_suffix): New function that formats the suffix using
std::format_to.
(operator<<, __chrono_formatter::_M_q): Use __fmt_units_suffix.
(__chrono_formatter::_M_Z): Correct lifetime of wstring.
2024-03-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-15 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2023.xml: Close parenthesis.
* doc/html/manual/status.html: Regenerate.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
* 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.
2024-03-12 Cassio Neri <cassio.neri@gmail.com>
Backported from master:
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.
2024-03-12 Cassio Neri <cassio.neri@gmail.com>
Backported from master:
2023-11-14 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono (operator-(const weekday&, const weekday&)):
Optimize.
2024-03-12 Cassio Neri <cassio.neri@gmail.com>
Backported from master:
2023-11-14 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono (year::is_leap): Clear code.
2024-03-12 Cassio Neri <cassio.neri@gmail.com>
Backported from master:
2023-11-14 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono (year_month_day_last::day): Remove &1.
2024-03-12 Cassio Neri <cassio.neri@gmail.com>
Backported from master:
2023-11-14 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono (weekday::_S_from_days): Fix UB.
* testsuite/std/time/weekday/1.cc: Add test for overflow.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/span (span, as_bytes, as_writable_bytes): Add
[[nodiscard]] attribute on all non-void functions.
* testsuite/23_containers/span/back_assert_neg.cc: Suppress
nodiscard warning.
* testsuite/23_containers/span/back_neg.cc: Likewise.
* testsuite/23_containers/span/first_2_assert_neg.cc: Likewise.
* testsuite/23_containers/span/first_assert_neg.cc: Likewise.
* testsuite/23_containers/span/first_neg.cc: Likewise.
* testsuite/23_containers/span/front_assert_neg.cc: Likewise.
* testsuite/23_containers/span/front_neg.cc: Likewise.
* testsuite/23_containers/span/index_op_assert_neg.cc: Likewise.
* testsuite/23_containers/span/index_op_neg.cc: Likewise.
* testsuite/23_containers/span/last_2_assert_neg.cc: Likewise.
* testsuite/23_containers/span/last_assert_neg.cc: Likewise.
* testsuite/23_containers/span/last_neg.cc: Likewise.
* testsuite/23_containers/span/subspan_2_assert_neg.cc:
Likewise.
* testsuite/23_containers/span/subspan_3_assert_neg.cc:
Likewise.
* testsuite/23_containers/span/subspan_4_assert_neg.cc:
Likewise.
* testsuite/23_containers/span/subspan_5_assert_neg.cc:
Likewise.
* testsuite/23_containers/span/subspan_6_assert_neg.cc:
Likewise.
* testsuite/23_containers/span/subspan_assert_neg.cc: Likewise.
* testsuite/23_containers/span/subspan_neg.cc: Likewise.
* testsuite/23_containers/span/nodiscard.cc: New test.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/list.tcc (list::sort(Cmp)): Fix -Wsign-compare
warning for loop condition.
2024-03-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110167
* include/std/array (to_array): Initialize arrays of trivial
types using memcpy. For non-trivial types, use lambda
expressions instead of a separate helper function.
(__to_array): Remove.
* testsuite/23_containers/array/creation/110167.cc: New test.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Change URLs to use
https.
* doc/html/manual/*: Regenerate.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/tr2/dynamic_bitset (dynamic_bitset): Pass zero and one
characters to _M_copy_from_string.
* testsuite/tr2/dynamic_bitset/string.cc: New test.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__from_chars_pow2_base): Convert base to
unsigned for call to __countr_zero.
(__from_chars_alnum): Likewise for call to __bit_width.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-23 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_allocator.h (uneq_allocator): Fix
equality operator for heterogeneous comparisons.
2024-03-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-16 Paul Keir <paul.keir@uws.ac.uk>
Backported from master:
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.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112467
* include/bits/stl_bvector.h (_M_assume_normalized): Do not use
statement form of assume attribute for Clang.
2024-02-09 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2023-11-09 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/110807
* include/bits/stl_bvector.h (_Bit_iterator_base): Add
_M_assume_normalized member function. Call it in _M_bump_up,
_M_bump_down, _M_incr, operator==, operator<=>, operator<, and
operator-.
(_Bit_iterator): Also call it in operator*.
(_Bit_const_iterator): Likewise.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113258
* libsupc++/new_opa.cc: Prefer to use posix_memalign if
available.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/syncstream (basic_osyncstream::operator=): Remove
noexcept, as per LWG 3867.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-02-07 Hans-Peter Nilsson <hp@axis.com>
Backported from master:
2023-10-13 Hans-Peter Nilsson <hp@axis.com>
* testsuite/29_atomics/atomic/compare_exchange_padding.cc,
testsuite/29_atomics/atomic_flag/clear/1.cc,
testsuite/29_atomics/atomic_flag/cons/value_init.cc,
testsuite/29_atomics/atomic_flag/test_and_set/explicit.cc,
testsuite/29_atomics/atomic_flag/test_and_set/implicit.cc,
testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc,
testsuite/29_atomics/atomic_ref/generic.cc,
testsuite/29_atomics/atomic_ref/integral.cc,
testsuite/29_atomics/atomic_ref/pointer.cc: Replace
dg-require-thread-fence with dg-require-atomic-cmpxchg-word.
2024-02-07 Hans-Peter Nilsson <hp@axis.com>
Backported from master:
2023-10-13 Hans-Peter Nilsson <hp@axis.com>
* testsuite/lib/dg-options.exp (dg-require-atomic-cmpxchg-word):
New proc.
* testsuite/lib/libstdc++.exp (check_v3_target_atomic_cmpxchg_word):
Ditto.
2024-02-07 Christophe Lyon <christophe.lyon@linaro.org>
Backported from master:
2023-09-14 Christophe Lyon <christophe.lyon@linaro.org>
* testsuite/29_atomics/atomic/compare_exchange_padding.cc: Likewise.
* testsuite/29_atomics/atomic/cons/value_init.cc: Likewise.
* testsuite/29_atomics/atomic_float/value_init.cc: Likewise.
* testsuite/29_atomics/atomic_integral/cons/value_init.cc: Likewise.
* testsuite/29_atomics/atomic_ref/compare_exchange_padding.cc: Likewise.
* testsuite/29_atomics/atomic_ref/generic.cc: Likewise.
* testsuite/29_atomics/atomic_ref/integral.cc: Likewise.
* testsuite/29_atomics/atomic_ref/pointer.cc: Likewise.
2024-02-06 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
Backported from master:
2024-02-06 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
* testsuite/lib/libstdc++.exp: Use "nul" for Windows, "/dev/null"
for other environments.
2024-01-30 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-30 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-30 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113450
* testsuite/std/format/functions/format.cc: Use signed char
instead of int8_t.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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>
Backported from master:
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Fix spelling.
* doc/html/manual/api.html: Regenerate.
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 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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 Ken Matsui <kmatsui@gcc.gnu.org>
Backported from master:
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.
2024-01-10 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
* doc/html/manual/*: Regenerate.
* doc/xml/manual/using.xml: Update documentation on linking.
* scripts/testsuite_flags.in: Adjust LDFLAGS to find
libstdc++exp instead of libstdc++_libbacktrace.
* src/c++20/Makefile.am: Fix comment.
* src/c++20/Makefile.in: Regenerate.
* src/experimental/Makefile.am: Use LIBADD to include other
libraries.
* src/experimental/Makefile.in: Regenerate.
* testsuite/19_diagnostics/stacktrace/current.cc: Adjust
dg-options to use -lstdc++exp.
* testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
* testsuite/23_containers/vector/debug/assign4_backtrace_neg.cc:
Likewise.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/functions/format.cc: Add more checks for
wstring formatting of arithmetic types.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* 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.
(__cpp_lib_format_uchar): Define.
* include/std/version (__cpp_lib_format_uchar): Define.
* testsuite/std/format/functions/format.cc: Adjust test. Check
formatting of characters using all integer presentation types.
2024-01-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-01-03 Patrick Palka <ppalka@redhat.com>
Backported from master:
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.
2023-12-15 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-14 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/objects/char/2.cc: Use dg-output.
* testsuite/27_io/objects/wchar_t/2.cc: Use dg-output.
2023-12-15 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_S): Fix order
of arguments to std::format_to.
* testsuite/20_util/duration/io.cc: Test subsecond duration with
floating-point rep.
2023-12-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_C_y_Y): Do
not round century down for %Y formats.
2023-12-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/functions/format.cc: Check for expected
output for char and bool arguments.
* testsuite/std/format/string.cc: Check that 0 filling is
rejected for character and string formats.
2023-12-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-12 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_C_y_Y): Fix
rounding for negative centuries.
* testsuite/std/time/year/io.cc: Check %C for negative years.
2023-12-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111826
* include/std/format (__cpp_lib_format): Update value.
* include/std/version (__cpp_lib_format): Likewise.
* testsuite/std/format/functions/format.cc: Update expected
value.
2023-12-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (_Iter_sink<charT, contiguous_iterator>):
Remove uint64_t local type.
2023-12-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_wait.h: Include <cstdint> instead of
<stdint.h>.
2023-12-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111948
* include/bits/ranges_util.h (subrange): Add constructor to
_Size to avoid setting member in constructor.
* testsuite/std/ranges/subrange/111948.cc: New test.
2023-12-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112480
* include/std/optional (_Optional_payload_base::_M_reset): Set
_M_engaged to false unconditionally.
2023-12-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112473
* include/bits/utility.h (integer_sequence): Add static_assert.
* testsuite/20_util/integer_sequence/112473.cc: New test.
2023-12-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-12-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112832
* include/std/format (formatter::set_debug_format): Ensure this
member is defined conditionally for all specializations.
* testsuite/std/format/formatter/112832.cc: New test.
2023-12-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110133
* include/std/system_error (system_error::system_error): Group
arguments so that concatenation can reuse rvalue's capacity.
* src/c++11/system_error.cc (strerror_string): New function.
[_GLIBCXX_HAVE_STRERROR_R] (use_strerror_result): New functions.
(generic_error_category::message): Use strerror_string.
(system_error_category::message): Likewise.
2023-12-05 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-10-13 Jakub Jelinek <jakub@redhat.com>
* testsuite/tr1/8_c_compatibility/cstdio/functions.cc (test01):
Initialize stream to va_arg(ap, FILE*) rather than 0.
* testsuite/tr1/8_c_compatibility/cwchar/functions.cc (test01):
Likewise.
2023-11-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112607
* include/std/format (basic_format_arg::_S_to_arg_type): Check
value_type for basic_string_view and basic_string
specializations.
* testsuite/std/format/arguments/112607.cc: New test.
2023-11-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_wait.h: Include <stdint.h>.
2023-11-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/utility (in_range): Rename _Up parameter to _Res.
2023-11-15 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112491
* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.index):
Correctly handle unused capacity at the start of the first node.
* testsuite/libstdc++-xmethods/deque.cc: Check index operator
when elements have been removed from the front.
2023-11-15 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::at): Fix class name
in exception message.
* testsuite/19_diagnostics/stacktrace/hash.cc: Do not fail if
current() returns a non-empty stacktrace.
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112348
* include/std/stacktrace (hash<basic_stacktrace<Alloc>>): Fix
type of hash function for entries.
* testsuite/19_diagnostics/stacktrace/hash.cc: New test.
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112491
* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.size): Fix
calculation to use _M_start._M_cur.
* testsuite/libstdc++-xmethods/deque.cc: Check failing cases.
2023-11-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/file/io.cc: Double timeout using
dg-timeout-factor.
* testsuite/std/time/clock/gps/io.cc: Likewise.
* testsuite/std/time/clock/system/io.cc: Likewise.
* testsuite/std/time/clock/tai/io.cc: Likewise.
* testsuite/std/time/clock/utc/io.cc: Likewise.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-10-04 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py
(StdExpAnyPrinter.__init__): Qualify call to
_string_types.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-10-04 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py: Assume that
_versioned_namespace is non-None.
* python/libstdcxx/v6/xmethods.py (is_specialization_of):
Assume that _versioned_namespace is non-None.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-10-04 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/xmethods.py (_versioned_namespace):
Define.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-09-28 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py (Printer.add_version)
(add_one_template_type_printer)
(FilteringTypePrinter.add_one_type_printer): Use Python
"not in" operator.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-09-28 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py (std_ratio_t_tuple):
Remove.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-09-28 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py
(StdExpOptionalPrinter.__init__, lookup_node_type):
Remove unused variables.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-09-28 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py: Don't import 'os'.
* python/libstdcxx/v6/__init__.py: Don't import 'gdb'.
2023-11-13 Tom Tromey <tromey@adacore.com>
Backported from master:
2023-09-28 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/printers.py: Use gdb.ValuePrinter
everywhere. Rename members to start with "_".
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-28 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/xmethods.py (is_specialization_of): Define
new function.
(ArrayMethodsMatcher, DequeMethodsMatcher)
(ForwardListMethodsMatcher, ListMethodsMatcher)
(VectorMethodsMatcher, AssociativeContainerMethodsMatcher)
(UniquePtrGetWorker, UniquePtrMethodsMatcher)
(SharedPtrSubscriptWorker, SharedPtrMethodsMatcher): Use
is_specialization_of instead of re.match.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-28 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py: Break long lines. Use raw
strings for regular expressions. Add whitespace around
operators.
(is_member_of_namespace): Use isinstance to check type.
(is_specialization_of): Likewise. Adjust template_name
for versioned namespace instead of duplicating the re.match
call.
(StdExpAnyPrinter._string_types): New static method.
(StdExpAnyPrinter.to_string): Use _string_types.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-28 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py: Format docstrings according
to PEP 257.
* python/libstdcxx/v6/xmethods.py: Likewise.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-27 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdChronoTimeZoneRulePrinter):
Fix incorrect number of replacement fields.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-12 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py: Reformat.
* python/libstdcxx/v6/xmethods.py: Likewise.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-24 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdLocalePrinter): New
printer class.
* testsuite/libstdc++-prettyprinters/locale.cc: New test.
2023-11-13 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110944
* python/libstdcxx/v6/printers.py (StdExpOptionalPrinter): Do
not show template arguments.
(StdVariantPrinter): Likewise.
* testsuite/libstdc++-prettyprinters/compat.cc: Adjust expected
output.
* testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
* testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc:
Fix test to work for C++23 and C++26 too.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* testsuite/24_iterators/move_iterator/p2520r0.cc: Add no_pch.
* testsuite/std/format/functions/format.cc: Likewise.
* testsuite/std/format/functions/format_c++23.cc: Likewise.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.tcc (resize_and_overwrite): Invoke
the callable with the same size as resize_and_overwrite was
called with.
* testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc:
Check with small values for the new size.
* testsuite/std/format/functions/format.cc: Check wide
formatting of double values that produce small strings.
* testsuite/std/format/functions/format_c++23.cc: New test.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/dg-options.exp (add_options_for_no_pch): Remove
any "-include bits/stdc++.h" from options and add the macro to
the existing options instead of replacing them.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (atomic): Change class-head
to struct.
* include/bits/stl_tree.h (_Rb_tree_merge_helper): Change
class-head to struct in friend declaration.
* include/std/chrono (tzdb_list::_Node): Likewise.
* include/std/future (_Task_state_base, _Task_state): Likewise.
* include/std/scoped_allocator (__inner_type_impl): Likewise.
* include/std/valarray (_BinClos, _SClos, _GClos, _IClos)
(_ValFunClos, _RefFunClos): Change class-head to struct.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocate): Add [[maybe_unused]]
attribute.
* include/bits/regex_executor.tcc: Remove name of unused
parameter.
* include/bits/shared_ptr_atomic.h (atomic_is_lock_free):
Likewise.
* include/bits/stl_uninitialized.h: Likewise.
* include/bits/streambuf_iterator.h (operator==): Likewise.
* include/bits/uses_allocator.h: Likewise.
* include/c_global/cmath (isfinite, isinf, isnan): Likewise.
* include/std/chrono (zoned_time): Likewise.
* include/std/future (__future_base::_S_allocate_result):
Likewise.
(packaged_task): Likewise.
* include/std/optional (_Optional_payload_base): Likewise.
* include/std/scoped_allocator (__inner_type_impl): Likewise.
* include/std/tuple (_Tuple_impl): Likewise.
2023-11-09 Pekka Seppänen <pexu@gcc.mail.kapsi.fi>
Backported from master:
2023-09-11 Pekka Seppänen <pexu@gcc.mail.kapsi.fi>
* src/c++11/cow-locale_init.cc: Add [[maybe_unused]] attribute.
* src/c++17/fs_path.cc (path::_S_convert_loc): Likewise.
* src/filesystem/path.cc (path::_S_convert_loc): Likewise.
2023-11-09 Alexey Lapshin <alexey.lapshin@espressif.com>
Backported from master:
2023-09-08 Alexey Lapshin <alexey.lapshin@espressif.com>
* src/libbacktrace/Makefile.am: Remove -Werror.
* src/libbacktrace/Makefile.in: Regenerate.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/unordered_map/operations/1.cc: Add
dg-options for C++20 mode.
* testsuite/23_containers/unordered_multimap/operations/1.cc:
Likewise.
* testsuite/23_containers/unordered_multiset/operations/1.cc:
Likewise.
* testsuite/23_containers/unordered_set/operations/1.cc:
Likewise.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/new_allocator.h (__new_allocator): Define copy
assignment operator as defaulted.
* include/std/complex (complex<float>, complex<double>)
(complex<long double>): Define copy constructor as defaulted.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-07 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for mkdir,
chmod, chdir, and getcwd.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/c++17/fs_ops.cc (create_dir): Use USE_MKDIR macro.
(fs::current_path): Use USE_GETCWD and USE_CHDIR macros.
(fs::permissions): Use USE_CHMOD macro.
* src/filesystem/ops-common.h [FILESYSTEM_IS_WINDOWS]
(chmod, mkdir, getcwd, chdir): Define new macros.
[FILESYSTEM_IS_WINDOWS] (chmod, mkdir, getcwd, chdir): Use
new macros.
* src/filesystem/ops.cc (create_dir): Use USE_MKDIR macro.
(fs::current_path): Use USE_GETCWD and USE_CHDIR macros.
(fs::permissions): Use USE_CHMOD macro.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111172
* include/std/variant (get<T>): Remove !is_void static
assertions.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-11 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc (acquire_sequence_ptr_for_lock): New
function.
(reset_sequence_ptr): New function.
(_Safe_iterator_base::_M_detach)
(_Safe_local_iterator_base::_M_detach): Replace bare atomic_load
with acquire_sequence_ptr_for_lock.
(_Safe_iterator_base::_M_reset): Replace bare atomic_store with
reset_sequence_ptr.
2023-11-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-11 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/Makefile.am: Add new file.
* src/c++11/Makefile.in: Regenerate.
* src/c++11/debug.cc (__glibcxx_assert_fail): Move to ...
* src/c++11/assert_fail.cc: New file.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::and_then, expected::or_else):
Add string literals to static assertions.
* include/std/optional (optional::and_then, optional::or_else):
Likewise.
2023-11-08 Feng Jisen <J1senn@outlook.com>
Backported from master:
2023-11-04 Feng Jisen <J1senn@outlook.com>
* include/bits/utility.h (_Nth_type): Remove redundant partial
specialization.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112314
* include/std/string_view (string_view::remove_suffix): Add
debug assertion.
* testsuite/21_strings/basic_string_view/modifiers/remove_prefix/debug.cc:
New test.
* testsuite/21_strings/basic_string_view/modifiers/remove_suffix/debug.cc:
New test.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-11-02 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_C99): Fix snprintf checks.
* configure: Regenerate.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-10-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112089
* include/std/shared_mutex (shared_lock::unlock): Change errc
constant to operation_not_permitted.
* testsuite/30_threads/shared_lock/locking/112089.cc: New test.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-10-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/duration/io.cc: Double timeout using
dg-timeout-factor.
* testsuite/std/time/day/io.cc: Likewise.
* testsuite/std/time/format.cc: Likewise.
* testsuite/std/time/hh_mm_ss/io.cc: Likewise.
* testsuite/std/time/month/io.cc: Likewise.
* testsuite/std/time/month_day/io.cc: Likewise.
* testsuite/std/time/month_day_last/io.cc: Likewise.
* testsuite/std/time/month_weekday/io.cc: Likewise.
* testsuite/std/time/month_weekday_last/io.cc: Likewise.
* testsuite/std/time/weekday/io.cc: Likewise.
* testsuite/std/time/weekday_indexed/io.cc: Likewise.
* testsuite/std/time/weekday_last/io.cc: Likewise.
* testsuite/std/time/year/io.cc: Likewise.
* testsuite/std/time/year_month/io.cc: Likewise.
* testsuite/std/time/year_month_day/io.cc: Likewise.
* testsuite/std/time/year_month_day_last/io.cc: Likewise.
* testsuite/std/time/year_month_weekday/io.cc: Likewise.
* testsuite/std/time/year_month_weekday_last/io.cc: Likewise.
* testsuite/std/time/zoned_time/io.cc: Likewise.
2023-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-10-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h (_M_init_local_buf()): New
function.
(_M_use_local_data()): Use _M_init_local_buf.
(basic_string(), basic_string(const Alloc&))
(basic_string(basic_string&&))
(basic_string(basic_string&&, const Alloc&)): Use
_M_init_local_buf instead of _M_use_local_data().
* include/bits/basic_string.tcc (swap(basic_string&))
(_M_construct(InIter, InIter, input_iterator_tag))
(_M_construct(InIter, InIter, forward_iterator_tag))
(_M_construct(size_type, CharT), reserve()): Likewise.
2023-11-06 Ian Lance Taylor <iant@golang.org>
PR libbacktrace/111315
PR libbacktrace/112263
* acinclude.m4: Set -D_GNU_SOURCE in BACKTRACE_CPPFLAGS and when
grepping link.h for dl_iterate_phdr.
* configure: Regenerate.
2023-10-30 François Dumont <fdumont@gcc.gnu.org>
* src/experimental/contract.cc
[_GLIBCXX_INLINE_VERSION](handle_contract_violation): Provide symbol
without version namespace decoration for gcc.
2023-10-25 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-10-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111936
* src/libbacktrace/Makefile.am: Add -prefer-pic to libtool
compile commands.
* src/libbacktrace/Makefile.in: Regenerate.
2023-10-25 Paul M. Bendixen <paulbendixen@gmail.com>
Backported from master:
2023-10-24 Paul M. Bendixen <paulbendixen@gmail.com>
* include/Makefile.am: Move cstdarg, cstdalign and cstdbool to
freestanding.
* include/Makefile.in: Regenerate.
2023-10-23 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable_policy.h
(_Hash_code_base::_M_hash_code(const _Hash&, const _Hash_node_value<>&)): Remove.
(_Hash_code_base::_M_hash_code<_H2>(const _H2&, const _Hash_node_value<>&)): Remove.
* include/bits/hashtable.h
(_M_src_hash_code<_H2>(const _H2&, const key_type&, const __node_value_type&)): New.
(_M_merge_unique<>, _M_merge_multi<>): Use latter.
* testsuite/23_containers/unordered_map/modifiers/merge.cc
(test04, test05, test06): New test cases.
2023-10-21 Benjamin Brock <brock@cs.berkeley.edu>
Backported from master:
2023-10-21 Benjamin Brock <brock@cs.berkeley.edu>
* include/std/ranges (zip_view, adjacent_view): Implement
workaround for LLVM-61763.
2023-10-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-10-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_dir.h (operator==(default_sentinel_t)): Fix
indentation.
2023-10-21 Nathaniel Shead <nathanieloshead@gmail.com>
Backported from master:
2023-09-29 Nathaniel Shead <nathanieloshead@gmail.com>
* include/bits/basic_string.h: (basic_string(basic_string&&)):
Activate _M_local_buf when needed.
(basic_string(basic_string&&, const _Alloc&)): Likewise.
* include/bits/basic_string.tcc: (basic_string::swap): Likewise.
* include/std/variant: (__detail::__variant::__construct_n): New.
(__detail::__variant::__emplace): Use __construct_n.
2023-10-02 Tim Song <t.canens.cpp@gmail.com>
Backported from master:
2023-09-28 Tim Song <t.canens.cpp@gmail.com>
PR libstdc++/111050
* include/bits/hashtable_policy.h
(_Hash_node_value_base<>::_M_valptr(), _Hash_node_value_base<>::_M_v())
Add [[__gnu__::__always_inline__]].
2023-09-27 Paul Dreik <gccpatches@pauldreik.se>
Backported from master:
2023-08-24 Paul Dreik <gccpatches@pauldreik.se>
PR libstdc++/111102
* testsuite/std/format/string.cc: Check wide character format
strings with out-of-range widths.
2023-09-27 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
2023-09-13 François Dumont <fdumont@gcc.gnu.org>
* include/std/format (std::__format::_Arg_store): Explicit version
namespace on make_format_args friend declaration.
2023-09-27 Paul Dreik <gccpatches@pauldreik.se>
Backported from master:
2023-08-24 Paul Dreik <gccpatches@pauldreik.se>
PR libstdc++/111102
* include/std/format (__format::__parse_integer): Check for
non-null pointer.
2023-09-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/std/format: Fix some warnings.
(__format::__write(Ctx&, basic_string_view<CharT>)): Remove
unused function template.
2023-09-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108046
* include/std/format (__formatter_fp::format): Ensure __expc is
always set for all presentation types. Set __z correctly for
zero precision.
* testsuite/std/format/functions/format.cc: Check problem cases.
2023-09-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration_cast): Do not use braces
around statements for C++11 constexpr rules.
* include/bits/stl_algobase.h (__lg): Rewrite as a single
statement for C++11 constexpr rules.
* include/experimental/bits/fs_path.h (path::string): Use
_GLIBCXX17_CONSTEXPR not _GLIBCXX_CONSTEXPR for 'if constexpr'.
* include/std/charconv (__to_chars_8): Initialize variable for
C++17 constexpr rules.
2023-09-26 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111511
PR c++/111512
* include/std/array (to_array): Qualify calls to __to_array.
* testsuite/23_containers/array/creation/111512.cc: New test.
2023-09-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-18 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/configure.xml: Use conventional option name.
* doc/xml/manual/status_cxx2020.xml: Update.
* doc/xml/manual/status_cxx2023.xml: Update.
* doc/html/*: Regenerate.
2023-09-14 Jonathan Wakely <jwakely@redhat.com>
PR c++/111357
* include/bits/utility.h (make_integer_sequence): Add cast.
* testsuite/20_util/integer_sequence/pr111357.cc: New test.
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/test.xml: Update reference to -std=gnu++14 as
the default.
* doc/html/manual/test.html: Regenerate.
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/uses_allocator/lwg3677.cc: Fix -std in
dg-options.
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/path/108636.cc: Add dg-require for
filesystem support.
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-01 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (tzdb::current_zone): Check configure macros
for POSIX readlink before using filesystem::read_symlink.
2023-09-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-09-01 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Sink::_M_reset): Change second
argument from iterator to offset.
2023-08-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Pres_type): Add _Pres_F.
(__formatter_fp::parse): Use _Pres_F for 'F'.
(__formatter_fp::format): Set __upper for _Pres_F.
* testsuite/std/format/functions/format.cc: Check formatting of
infinity and NaN for each presentation type.
2023-08-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (tzdata_file, leaps_file): Change type to
std::string_view.
2023-08-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (address_v4::to_string): Remove
unused parameter name.
2023-08-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-17 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (__cmp_cat::__unseq): Make ctor consteval.
* testsuite/18_support/comparisons/categories/zero_neg.cc: Prune
excess errors caused by invalid consteval calls.
2023-08-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-14 Paul Dreik <gccpatches@pauldreik.se>
PR libstdc++/110860
* include/std/format (__formatter_fp::format): Use frexp instead
of log10.
2023-08-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110990
* include/std/format (_Seq_sink::get): Only call _M_overflow if
its precondition is met.
(_Iter_sink::_M_finish): Likewise.
(_Iter_sink<C, ContigIter>::_M_overflow): Only switch to the
internal buffer after running out of space.
(_Iter_sink<C, ContigIter>::_M_finish): Do not use _M_overflow.
(_Counting_sink::count): Likewise.
* testsuite/std/format/functions/format_to_n.cc: Check cases
where the output fits into the buffer.
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdChronoCalendarPrinter):
Check for out-of-range month an weekday indices.
* testsuite/libstdc++-prettyprinters/chrono.cc: Check invalid
month and weekday values.
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110970
* include/bits/stl_iterator.h (__detail::__move_iter_cat): Use
__iter_category_t.
(iterator_traits<common_iterator<I, S>>::_S_iter_cat): Likewise.
(__detail::__basic_const_iterator_iter_cat): Likewise.
* include/bits/stl_iterator_base_types.h (__iterator_category_t):
Rename to __iter_category_t.
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110974
* include/std/format (_Spec::_M_parse_precision): Check for
empty range before dereferencing iterator.
* testsuite/std/format/string.cc: Check for expected exception.
Fix expected exception message in test_pr110862() and actually
call it.
2023-08-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110968
* include/std/format (__formatter_fp::format): Check return
value of _M_localize.
* testsuite/std/format/functions/format.cc: Check classic
locale.
2023-08-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110860
* include/std/format (__formatter_fp::format): Do not use
__builtin_abs and __builtin_log10 with arbitrary floating-point
types.
2023-08-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110917
* include/std/format (__format::_Iter_sink<CharT, OutIter>):
Constrain partial specialization for contiguous iterators to
require the value type to be CharT.
* testsuite/std/format/functions/format_to.cc: New test.
2023-08-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110862
* include/std/format (_Scanner::_M_on_replacement_field):
Check for expected '}' before incrementing iterator.
* testsuite/std/format/string.cc: Check "{0:{0}" format string.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_format):
Do not set __is_neg for hh_mm_ss before calling
_M_format_to_ostream. Change __print_sign lambda to only check
__is_neg for durations and hh_mm_ss types.
(__formatter_chrono::_M_format_to_ostream): Only check __is_neg
for duration types.
* testsuite/std/time/hh_mm_ss/io.cc: Check negative values.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110719
* include/bits/chrono_io.h (__formatter_chrono::_S_floor_seconds):
Handle duration and hh_mm_ss.
* testsuite/20_util/duration/io.cc: Check locale-specific
formats.
* testsuite/std/time/hh_mm_ss/io.cc: Likewise.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110719
* include/bits/chrono_io.h (__formatter_chrono::_M_parse): Fix
allowed modifiers for %z and %Z. Fix -Wparentheses and
-Wnarrowing warnings.
(__formatter_chrono::_M_format): Call new functions for %d, %e,
%H, %I, %m and %M.
(__formatter_chrono::_M_c): Use _S_floor_seconds to remove
subsecond precision.
(__formatter_chrono::_M_C_y_Y): Use _M_locale_fmt to handle
modifiers.
(__formatter_chrono::_M_e): Replace with _M_d_e and use
_M_locale_fmt.
(__formatter_chrono::_M_I): Replace with _M_H_I and use
_M_locale_fmt.
(__formatter_chrono::_M_m): New function.
(__formatter_chrono::_M_M): New function.
(__formatter_chrono::_M_r): Use _M_locale_fmt.
(__formatter_chrono::_M_S): Likewise.
(__formatter_chrono::_M_u_w): Likewise.
(__formatter_chrono::_M_U_V_W): Likewise.
(__formatter_chrono::_M_X): Use _S_floor_seconds.
(__formatter_chrono::_M_Z): Fix untested branch for wchar_t.
(__formatter_chrono::_S_altnum): Remove function.
(__formatter_chrono::_S_dd_zero_fill): Remove function.
(__formatter_chrono::_S_floor_seconds): New function.
(__formatter_chrono::_M_locale_fmt): New function.
* testsuite/std/time/clock/system/io.cc: Adjust expected output
for locale-specific formats and check modified formats.
* testsuite/std/time/clock/utc/io.cc: Likewise.
* testsuite/std/time/zoned_time/io.cc: New test.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110708
* include/bits/chrono_io.h (__formatter_chrono::_M_parse): Only
allow a single modifier.
* testsuite/std/time/format.cc: Check multiple modifiers.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__write_padded): Initialize first element
of array to avoid a -Wmaybe-uninitialized warning.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110593
* include/bits/chrono.h (duration): Improve static assert
messages.
(__is_ratio): Move to ...
* include/std/ratio (__is_ratio): ... here.
(__is_ratio_v): New variable template and partial
specialization.
(__are_both_ratios): New function template.
(__ratio_multiply, ratio_equal, ratio_less, __ratio_add):
Add static assertion.
* testsuite/20_util/ratio/requirements/type_constraints.cc:
New test.
* testsuite/20_util/duration/requirements/typedefs_neg1.cc:
Adjust expected error.
* testsuite/20_util/duration/requirements/typedefs_neg2.cc:
Likewise.
2023-07-28 Deev Patel <pateldeev@nevada.unr.edu>
Backported from master:
2023-07-24 Deev Patel <pateldeev@nevada.unr.edu>
* include/std/format (_Formatting_scanner::_M_on_chars): Add
missing constexpr specifier.
(_Formatting_scanner::_M_format_arg): Likewise.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110807
* include/bits/stl_bvector.h (vector(const vector&)): Access
iterators before allocating.
* include/bits/vector.tcc (vector<bool>::_M_insert_range):
Likewise.
* testsuite/23_containers/vector/bool/110807.cc: New test.
2023-07-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/algorithmfwd.h (random_shuffle): Add deprecated
attribute.
* include/bits/stl_algo.h (random_shuffle): Correct comments.
* testsuite/25_algorithms/random_shuffle/1.cc: Disable
deprecated warnings.
* testsuite/25_algorithms/random_shuffle/59603.cc: Likewise.
* testsuite/25_algorithms/random_shuffle/moveable.cc: Likewise.
* testsuite/25_algorithms/random_shuffle/deprecated.cc: New
test.
2023-07-27 Release Manager
* GCC 13.2.0 released.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109921
* src/c++17/floating_from_chars.cc (USE_STRTOF128_FOR_FROM_CHARS):
Only define when USE_STRTOD_FOR_FROM_CHARS is also defined.
(USE_STRTOD_FOR_FROM_CHARS): Do not undefine when long double is
binary64.
(from_chars(const char*, const char*, double&, chars_format)):
Check __LDBL_MANT_DIG__ == __DBL_MANT_DIG__ here.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-30 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110432
* acinclude.m4 (GLIBCXX_CHECK_INIT_PRIORITY): New.
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Use GLIBCXX_CHECK_INIT_PRIORITY.
* include/std/iostream: Use new autoconf macro as well as
__has_attribute.
* src/c++98/ios_base_init.h: Use new autoconf macro instead of
__has_attribute.
2023-07-19 Iain Sandoe <iain@sandoe.co.uk>
Backported from master:
2023-07-03 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/lib/libstdc++.exp: Remove additional flag handled
by Darwin specs.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110542
* include/bits/stl_uninitialized.h (__uninitialized_default_n):
Do not use std::fill_n during constant evaluation.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/iterator_concepts.h (projected): Replace class
template with alias template denoting an ADL-proofed helper.
(incremental_traits<projected<Iter, Proj>>): Remove.
* testsuite/24_iterators/indirect_callable/projected-adl.cc:
New test.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110574
* acinclude.m4 (GLIBCXX_CHECK_LFS): Check for fseeko and ftello
and define _GLIBCXX_USE_FSEEKO_FTELLO.
* config.h.in: Regenerate.
* configure: Regenerate.
* config/io/basic_file_stdio.cc (xwrite) [_GLIBCXX_USE_STDIO_PURE]:
Check for fwrite error correctly.
(__basic_file<char>::xsgetn) [_GLIBCXX_USE_STDIO_PURE]: Check for
fread error correctly.
(get_file_offset): New function.
(__basic_file<char>::seekoff) [_GLIBCXX_USE_STDIO_PURE]: Use
fseeko if available. Use get_file_offset instead of return value
of fseek.
(__basic_file<char>::showmanyc): Use get_file_offset.
2023-07-18 Tianqiang Shuai <1101282468@qq.com>
Backported from master:
2023-07-06 Tianqiang Shuai <1101282468@qq.com>
* config/io/basic_file_stdio.cc (xwrite) [USE_STDIO_PURE]: Fix
first argument.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/forward_list/debug/iterator1_neg.cc:
Skip as UNSUPPORTED for C++98 mode.
* testsuite/23_containers/forward_list/debug/iterator3_neg.cc:
Likewise.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-03 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/headers/iosfwd/synopsis.cc: Make wsyncbuf and
wosyncstream depend on _GLIBCXX_USE_CXX11_ABI.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (USE_ATOMIC_SHARED_PTR): Define consistently
with USE_ATOMIC_LIST_HEAD.
(list_mutex): Replace global object with function. Use local
static object when std::mutex constructor isn't constexpr.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (_Destroy): Qualify call.
* include/bits/stl_construct.h (_Destroy, _Destroy_n): Likewise.
* testsuite/23_containers/vector/cons/destroy-adl.cc: New test.
2023-07-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-26 Jonathan Wakely <jwakely@redhat.com>
* include/debug/helper_functions.h (__get_distance)
(__check_singular, __valid_range_aux, __valid_range): Qualify
calls to disable ADL.
(__check_singular_aux(const _Safe_iterator_base*)): Declare
overload that was previously found via ADL.
2023-07-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/95048
* testsuite/27_io/filesystem/path/construct/95048.cc: Check
conversions to wide strings.
* testsuite/experimental/filesystem/path/construct/95048.cc:
Likewise.
2023-07-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-07-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104299
* doc/xml/manual/configure.xml: Describe stdio_pure argument to
--enable-cstdio.
* doc/html/manual/configure.html: Regenerate.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-31 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Fix for 32-bit pointers
to check __INT_PTR_WIDTH__ instead of sizeof(void*).
* configure: Regenerate.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-31 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Extend logic for avr and
msp430 to all 16-bit targets.
* configure: Regenerate.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110239
* include/std/format (__format::__parse_integer): Fix buffer
overflow for wide chars.
(formatter<const void*, C>::format): Cast to uintptr_t instead
of uint64_t.
* testsuite/std/format/string.cc: Test too-large widths.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110149
* include/std/format (formatter<const void*, charT>::parse):
Only alow 0 and P for C++26 and non-strict modes.
(formatter<const void*, charT>::format): Use toupper for P
type, and insert zero-fill characters for 0 option.
* testsuite/std/format/functions/format.cc: Check pointer
formatting. Only check P2510R3 extensions conditionally.
* testsuite/std/format/parse_ctx.cc: Only check P2510R3
extensions conditionally.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109741
* acinclude.m4 (GLIBCXX_CHECK_ALIGNAS_CACHELINE): Define.
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Use GLIBCXX_CHECK_ALIGNAS_CACHELINE.
* src/c++11/shared_ptr.cc (__gnu_internal::get_mutex): Do not
align lock table if not supported. use __GCC_DESTRUCTIVE_SIZE
instead of hardcoded 64.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100285
* include/experimental/internet [IPPROTO_TCP || IPPROTO_UDP]
(basic_endpoint, basic_resolver_entry, resolver_base)
(basic_resolver_results, basic_resolver): Only define if the tcp
or udp protocols will be defined.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/duration/cons/2.cc: Use values that aren't
affected by rounding.
* testsuite/20_util/from_chars/5.cc: Cast arithmetic result to
double before comparing for equality.
* testsuite/20_util/from_chars/6.cc: Likewise.
* testsuite/20_util/variant/86874.cc: Use values that aren't
affected by rounding.
* testsuite/25_algorithms/lower_bound/partitioned.cc: Compare to
original value instead of to floating-point-literal.
* testsuite/26_numerics/random/discrete_distribution/cons/range.cc:
Cast arithmetic result to double before comparing for equality.
* testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc:
Likewise.
* testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc:
Likewise.
* testsuite/26_numerics/valarray/transcend.cc (eq): Check that
the absolute difference is less than 0.01 instead of comparing
to two decimal places.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc:
Cast arithmetic result to double before comparing for equality.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc:
Likewise.
* testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-31 Jonathan Wakely <jwakely@redhat.com>
* include/std/scoped_allocator (scoped_allocator_adaptor): Add
noexcept to all constructors except the default constructor.
(scoped_allocator_adaptor::inner_allocator): Add noexcept.
(scoped_allocator_adaptor::outer_allocator): Likewise.
* testsuite/20_util/scoped_allocator/noexcept.cc: New test.
2023-06-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-09 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/deque/modifiers/emplace/52799.cc:
Removed.
* testsuite/23_containers/deque/modifiers/emplace/const_iterator.cc:
Removed.
* testsuite/23_containers/list/modifiers/emplace/52799.cc:
Removed.
* testsuite/23_containers/list/modifiers/emplace/const_iterator.cc:
Removed.
* testsuite/23_containers/vector/modifiers/emplace/52799.cc:
Removed.
* testsuite/23_containers/vector/modifiers/emplace/const_iterator.cc:
Removed.
* testsuite/23_containers/deque/modifiers/emplace/1.cc: New
test.
* testsuite/23_containers/list/modifiers/emplace/1.cc: New
test.
* testsuite/23_containers/vector/modifiers/emplace/1.cc: New
test.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::and_then, expected::or_else)
(expected::transform_error): Use _M_val and _M_unex instead of
calling value() and error(), as per LWG 3938.
(expected::transform): Likewise. Remove incorrect std::move
calls from lvalue overloads.
(expected<void, E>::and_then, expected<void, E>::or_else)
(expected<void, E>::transform): Use _M_unex instead of calling
error().
* testsuite/20_util/expected/lwg3877.cc: Add checks for and_then
and transform, and for std::expected<void, E>.
* testsuite/20_util/expected/lwg3938.cc: New test.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::and_then, expected::or_else)
(expected::transform, expected::transform_error): Fix exception
specifications as per LWG 3877.
(expected<void, E>::and_then, expected<void, E>::transform):
Likewise.
* testsuite/20_util/expected/lwg3877.cc: New test.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108178
* src/filesystem/ops-common.h (do_copy_file): Check for empty
files by trying to read a character.
* testsuite/27_io/filesystem/operations/copy_file_108178.cc:
New test.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/ops-common.h (do_copy_file) [O_CLOEXEC]: Set
close-on-exec flag on file descriptors.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110139
* include/std/array (__array_traits<T, 0>::operator T*()): Make
conversion operator explicit.
(array::front): Use size_type as subscript operand.
(array::data): Use static_cast to make conversion explicit.
* testsuite/23_containers/array/element_access/110139.cc: New
test.
2023-06-06 Joseph Faulls <Joseph.Faulls@imgtec.com>
Backported from master:
2023-06-06 Joseph Faulls <Joseph.Faulls@imgtec.com>
* include/bits/locale_classes.tcc: Remove check for
codecvt<char8_t, char, mbstate_t> facet.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109758
* include/bits/std_abs.h (abs(__float128)): Handle negative NaN
and negative zero correctly.
* testsuite/26_numerics/headers/cmath/109758.cc: New test.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/experimental/feat-cxx14.cc: Remove dependency on
_GLIBCXX_USE_C99_STDINT_TR1.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/21_strings/basic_string_view/typedefs.cc: Remove
dependency on _GLIBCXX_USE_C99_STDINT_TR1.
* testsuite/experimental/string_view/typedefs.cc: Likewise.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/pstl/numeric_ops/transform_reduce.cc:
Add const to equality operator.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document removal of implicit
allocator rebinding extensions in strict mode and for C++20.
* doc/html/*: Regenerate.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-12 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Use a non-null pointer
to check for nan, nanf, and nanl.
* configure: Regenerate.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-16 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/chrono.cc: Only test
printer for chrono::zoned_time for cx11 ABI and tzdb effective
target.
2023-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-09 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdChronoDurationPrinter):
Print floating-point durations correctly.
(StdChronoTimePointPrinter): Support printing only the value,
not the type name. Uncomment handling for known clocks.
(StdChronoZonedTimePrinter): Remove type names from output.
(StdChronoCalendarPrinter): Fix hh_mm_ss member access.
(StdChronoTimeZonePrinter): Add equals sign to output.
* testsuite/libstdc++-prettyprinters/chrono.cc: New test.
2023-05-30 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2023-05-30 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/4.cc: Skip long double test06
on x86_64-vxworks.
* testsuite/20_util/to_chars/long_double.cc: Xfail run on
x86_64-vxworks.
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109822
* include/experimental/bits/simd.h (to_native): Use int NTTP
as specified in PTS2.
(to_compatible): Likewise. Add missing tag to call mask
generator ctor.
* testsuite/experimental/simd/pr109822_cast_functions.cc: New
test.
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/integer_operators.cc:
Compute expected value differently to avoid getting turned into
a vector shift.
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/operator_cvt.cc: Make long
double <-> (u)long conversion tests conditional on sizeof(long
double) and sizeof(long).
2023-05-30 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-26 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_ppc.h (_S_bit_shift_left):
Negative __y is UB, so prefer signed compare.
2023-05-25 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2023-05-25 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/to_chars/long_double.cc: Expect execution
fail on x86-vxworks.
2023-05-25 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109261
* include/experimental/bits/simd.h (_SimdWrapper::_M_set):
Avoid vector builtin subscripting in constant expressions.
(resizing_simd_cast): Avoid memcpy if constant_evaluated.
(const_where_expression, where_expression, where)
(__extract_part, simd_mask, _SimdIntOperators, simd): Add either
_GLIBCXX_SIMD_CONSTEXPR (on public APIs), or constexpr (on
internal APIs).
* include/experimental/bits/simd_builtin.h (__vector_permute)
(__vector_shuffle, __extract_part, _GnuTraits::_SimdCastType1)
(_GnuTraits::_SimdCastType2, _SimdImplBuiltin)
(_MaskImplBuiltin::_S_store): Add constexpr.
(_CommonImplBuiltin::_S_store_bool_array)
(_SimdImplBuiltin::_S_load, _SimdImplBuiltin::_S_store)
(_SimdImplBuiltin::_S_reduce, _MaskImplBuiltin::_S_load): Add
constant_evaluated case.
* include/experimental/bits/simd_fixed_size.h
(_S_masked_load): Reword comment.
(__tuple_element_meta, __make_meta, _SimdTuple::_M_apply_r)
(_SimdTuple::_M_subscript_read, _SimdTuple::_M_subscript_write)
(__make_simd_tuple, __optimize_simd_tuple, __extract_part)
(__autocvt_to_simd, _Fixed::__traits::_SimdBase)
(_Fixed::__traits::_SimdCastType, _SimdImplFixedSize): Add
constexpr.
(_SimdTuple::operator[], _M_set): Add constexpr and add
constant_evaluated case.
(_MaskImplFixedSize::_S_load): Add constant_evaluated case.
* include/experimental/bits/simd_scalar.h: Add constexpr.
* include/experimental/bits/simd_x86.h (_CommonImplX86): Add
constexpr and add constant_evaluated case.
(_SimdImplX86::_S_equal_to, _S_not_equal_to, _S_less)
(_S_less_equal): Value-initialize to satisfy constexpr
evaluation.
(_MaskImplX86::_S_load): Add constant_evaluated case.
(_MaskImplX86::_S_store): Add constexpr and constant_evaluated
case. Value-initialize local variables.
(_MaskImplX86::_S_logical_and, _S_logical_or, _S_bit_not)
(_S_bit_and, _S_bit_or, _S_bit_xor): Add constant_evaluated
case.
* testsuite/experimental/simd/pr109261_constexpr_simd.cc: New
test.
2023-05-25 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-24 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109949
* include/experimental/bits/simd.h (__intrinsic_type): If
__ALTIVEC__ is defined, map gnu::vector_size types to their
corresponding __vector T types without losing unsignedness of
integer types. Also prefer long long over long.
* include/experimental/bits/simd_ppc.h (_S_popcount): Cast mask
object to the expected unsigned vector type.
2023-05-25 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-24 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109261
* include/experimental/bits/simd_neon.h (_S_reduce): Add
constexpr and make NEON implementation conditional on
not __builtin_is_constant_evaluated.
2023-05-25 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-24 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/109261
* include/experimental/bits/simd.h (__intrinsic_type):
Specialize __intrinsic_type<double, 8> and
__intrinsic_type<double, 16> in any case, but provide the member
type only with __aarch64__.
2023-05-25 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-05-22 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_builtin.h (_S_fpclassify): Move
__infn into #ifdef'ed block.
* testsuite/experimental/simd/tests/fpclassify.cc: Declare
constants only when used.
* testsuite/experimental/simd/tests/frexp.cc: Likewise.
* testsuite/experimental/simd/tests/logarithm.cc: Likewise.
* testsuite/experimental/simd/tests/trunc_ceil_floor.cc:
Likewise.
* testsuite/experimental/simd/tests/ldexp_scalbn_scalbln_modf.cc:
Move totest and expect1 into #ifdef'ed block.
2023-05-17 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-17 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/109883
* testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc: New test.
2023-05-17 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-17 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/109883
* include/c_global/cmath (atan2, fmod, pow): Move
__gnu_cxx::__promote_2 using templates after _Float{16,32,64,128} and
__gnu_cxx::__bfloat16_t overloads.
(copysign, fdim, fmax, fmin, hypot, nextafter, remainder, remquo):
Likewise.
(fma): Move __gnu_cxx::__promote_3 using template after
_Float{16,32,64,128} and __gnu_cxx::__bfloat16_t overloads.
2023-05-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-11 Jonathan Wakely <jwakely@redhat.com>
* config/abi/pre/gnu.ver: Export basic_string::_S_allocate.
* include/bits/basic_string.h: (basic_string::_Alloc_traits_impl):
Remove class template.
(basic_string::_S_allocate): New static member function.
(basic_string::assign): Use _S_allocate.
* include/bits/basic_string.tcc (basic_string::_M_create)
(basic_string::reserve, basic_string::_M_replace): Likewise.
2023-05-05 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2023-05-05 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/4.cc: Skip long double test06
on aarch64-vxworks.
* testsuite/20_util/to_chars/long_double.cc: Xfail run on
aarch64-vxworks.
2023-05-04 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-05-04 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml (abi.versioning.history): Document
libstdc++.so.6.0.32 and GLIBCXX_3.4.32 version.
* doc/html/manual/abi.html: Regenerate.
2023-05-04 Florian Weimer <fweimer@redhat.com>
Backported from master:
2023-05-04 Florian Weimer <fweimer@redhat.com>
* doc/xml/manual/abi.xml (abi.versioning.history): Add
GCC_7.0.0, GCC_9.0.0, GCC_11.0, GCC_12.0.0, GCC_13.0.0 for
libgcc_s.
2023-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-03 Jakub Jelinek <jakub@redhat.com>
* src/c++17/floating_from_chars.cc
(_ZSt10from_charsPKcS0_RDF128_St12chars_format): New alias to
_ZSt10from_charsPKcS0_Ru9__ieee128St12chars_format.
* src/c++17/floating_to_chars.cc (_ZSt8to_charsPcS_DF128_): New alias to
_ZSt8to_charsPcS_u9__ieee128.
(_ZSt8to_charsPcS_DF128_St12chars_format): New alias to
_ZSt8to_charsPcS_u9__ieee128St12chars_format.
(_ZSt8to_charsPcS_DF128_St12chars_formati): New alias to
_ZSt8to_charsPcS_u9__ieee128St12chars_formati.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Updated.
2023-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-03 Jakub Jelinek <jakub@redhat.com>
* configure.host (abi_baseline_pair): Use powerpc64le-linux-gnu
rather than powerpc64-linux-gnu for powerpc64le*-linux*.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Remove
_ZTI*DF128_, _ZTI*DF64x symbols and symbols in
GLIBCXX_IEEE128_3.4.{29,30,31} and CXXABI_IEEE128_1.3.13 symbol
versions.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: New
file.
2023-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-02 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/aarch64-linux-gnu/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/powerpc64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
2023-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-05-02 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/109694
* src/c++98/ios_init.cc: Add #pragma GCC diagnostic ignored for
-Wattribute-alias.
2023-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2023-04-28 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/108969
* config/abi/pre/gnu.ver (GLIBCXX_3.4.32): Export
_ZSt21ios_base_library_initv.
* testsuite/util/testsuite_abi.cc (check_version): Add GLIBCXX_3.4.32
symver and make it the latestp.
* src/c++98/ios_init.cc (ios_base_library_init): New alias.
* acinclude.m4 (libtool_VERSION): Change to 6:32:0.
* include/std/iostream: If init_priority attribute is supported
and _GLIBCXX_SYMVER_GNU, force undefined _ZSt21ios_base_library_initv
symbol into the object.
* configure: Regenerated.
2023-05-03 Kefu Chai <kefu.chai@scylladb.com>
Backported from master:
2023-05-03 Kefu Chai <kefu.chai@scylladb.com>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109703
* include/bits/basic_string.h (basic_string(Iter, Iter, Alloc)):
Initialize _M_string_length.
2023-04-28 Patrick Palka <ppalka@redhat.com>
Backported from master:
2023-04-24 Patrick Palka <ppalka@redhat.com>
* include/bits/max_size_type.h (__max_diff_type::operator>>=):
Fix propagation of sign bit.
* testsuite/std/ranges/iota/max_size_type.cc: Avoid using the
non-standard 'signed typedef-name'. Add some compile-time tests
for right-shifting a negative __max_diff_type value by more than
one.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/random.h (gamma_distribution): Add to the right
doxygen group.
(discrete_distribution, piecewise_constant_distribution)
(piecewise_linear_distribution): Create a new doxygen group and
fix the incomplete doxygen comments.
* include/bits/uniform_int_dist.h (uniform_int_distribution):
Add to doxygen group.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/uses_allocator.h: Add missing @file comment.
* include/bits/regex.tcc: Remove stray doxygen comments.
* include/experimental/memory_resource: Likewise.
* include/std/bit: Tweak doxygen @cond comments.
* include/std/expected: Likewise.
* include/std/numbers: Likewise.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (STRIP_FROM_PATH): Remove prefixes
from header paths.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/move.h: Simplify opening/closing namespace std.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/memory_resource.h: Improve doxygen comments.
* include/std/memory_resource: Likewise.
2023-04-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/40380
* include/bits/basic_string.h: Improve doxygen comments.
* include/bits/cow_string.h: Likewise.
* include/bits/forward_list.h: Likewise.
* include/bits/fs_dir.h: Likewise.
* include/bits/fs_path.h: Likewise.
* include/bits/quoted_string.h: Likewise.
* include/bits/stl_bvector.h: Likewise.
* include/bits/stl_map.h: Likewise.
* include/bits/stl_multimap.h: Likewise.
* include/bits/stl_multiset.h: Likewise.
* include/bits/stl_set.h: Likewise.
* include/bits/stl_vector.h: Likewise.
* include/bits/unordered_map.h: Likewise.
* include/bits/unordered_set.h: Likewise.
* include/std/filesystem: Likewise.
* include/std/iomanip: Likewise.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/mofunc_impl.h: Fix typo in doxygen comment.
* include/std/format: Likewise.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (SOURCE_BROWSER): Only set to YES for
HTML docs.
* include/bits/gslice_array.h (_DEFINE_VALARRAY_OPERATOR): Omit
from doxygen docs.
* include/bits/indirect_array.h (_DEFINE_VALARRAY_OPERATOR):
Likewise.
* include/bits/mask_array.h (_DEFINE_VALARRAY_OPERATOR):
Likewise.
* include/bits/slice_array.h (_DEFINE_VALARRAY_OPERATOR):
Likewise.
* include/std/valarray (_DEFINE_VALARRAY_UNARY_OPERATOR)
(_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT)
(_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT)
(_DEFINE_BINARY_OPERATOR): Likewise.
2023-04-26 Release Manager
* GCC 13.1.0 released.
2023-04-19 Jonathan Wakely <jwakely@redhat.com>
Revert:
2023-04-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108969
* src/Makefile.am: Move globals_io.cc to here.
* src/Makefile.in: Regenerate.
* src/c++98/Makefile.am: Remove globals_io.cc from here.
* src/c++98/Makefile.in: Regenerate.
* src/c++98/globals_io.cc [_GLIBCXX_SYMVER_GNU] (cin): Adjust
symbol name and then export with GLIBCXX_3.4.31 symver.
(cout, cerr, clog, wcin, wcout, wcerr, wclog): Likewise.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/m68k-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt:
Regenerate.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/pre/gnu.ver: Add iostream objects to new symver.
2023-04-19 Jonathan Wakely <jwakely@redhat.com>
Revert:
2023-04-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108969
* config/abi/pre/gnu.ver: Fix preprocessor condition.
2023-04-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-04-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108969
* config/abi/pre/gnu.ver: Fix preprocessor condition.
2023-04-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108969
* src/Makefile.am: Move globals_io.cc to here.
* src/Makefile.in: Regenerate.
* src/c++98/Makefile.am: Remove globals_io.cc from here.
* src/c++98/Makefile.in: Regenerate.
* src/c++98/globals_io.cc [_GLIBCXX_SYMVER_GNU] (cin): Adjust
symbol name and then export with GLIBCXX_3.4.31 symver.
(cout, cerr, clog, wcin, wcout, wcerr, wclog): Likewise.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/m68k-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt:
Regenerate.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt:
Regenerate.
* config/abi/pre/gnu.ver: Add iostream objects to new symver.
2023-04-18 Patrick Palka <ppalka@redhat.com>
Backported from master:
2023-04-18 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108827
* include/bits/ranges_cmp.h (__cpp_lib_ranges): Bump value
for C++23.
* include/std/ranges (range_adaptor_closure): Define for C++23.
* include/std/version (__cpp_lib_ranges): Bump value for
C++23.
* testsuite/std/ranges/version_c++23.cc: Bump expected value
of __cpp_lib_ranges.
* testsuite/std/ranges/range_adaptor_closure.cc: New test.
2023-04-18 Patrick Palka <ppalka@redhat.com>
Backported from master:
2023-04-18 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_algo.h (__cpp_lib_ranges_contains):
Define for C++23.
(__cpp_lib_ranges_iota): Likewise.
(__cpp_lib_ranges_find_last): Likewise.
(__cpp_lib_fold): Rename to ...
(__cpp_lib_ranges_fold): ... this.
* include/std/version: As above.
* testsuite/25_algorithms/fold_left/1.cc: Adjust after
renaming __cpp_lib_fold.
* testsuite/std/ranges/version_c++23.cc: Verify values
of the above feature-test macros.
2023-04-18 Patrick Palka <ppalka@redhat.com>
Backported from master:
2023-04-18 Patrick Palka <ppalka@redhat.com>
PR libstdc++/109525
* include/std/ranges (views::_AsConst::operator()): Add
missing const to constant_range test.
* testsuite/std/ranges/adaptors/as_const/1.cc (test02):
Improve formatting. Adjust expected type of v2.
(test03): New test.
2023-04-14 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (const_iterator_t): Define for C++23.
(const_sentinel_t): Likewise.
(range_const_reference_t): Likewise.
(constant_range): Likewise.
(__cust_access::__possibly_const_range): Likewise, replacing ...
(__cust_access::__as_const): ... this.
(__cust_access::_CBegin::operator()): Redefine for C++23 as per P2278R4.
(__cust_access::_CEnd::operator()): Likewise.
(__cust_access::_CRBegin::operator()): Likewise.
(__cust_access::_CREnd::operator()): Likewise.
(__cust_access::_CData::operator()): Likewise.
* include/bits/ranges_util.h (ranges::__detail::__different_from):
Make it an alias of std::__detail::__different_from.
(view_interface::cbegin): Define for C++23.
(view_interface::cend): Likewise.
* include/bits/stl_iterator.h (__detail::__different_from): Define.
(iter_const_reference_t): Define for C++23.
(__detail::__constant_iterator): Likewise.
(__detail::__is_const_iterator): Likewise.
(__detail::__not_a_const_iterator): Likewise.
(__detail::__iter_const_rvalue_reference_t): Likewise.
(__detail::__basic_const_iter_cat):: Likewise.
(const_iterator): Likewise.
(__detail::__const_sentinel): Likewise.
(const_sentinel): Likewise.
(basic_const_iterator): Likewise.
(common_type<basic_const_iterator<_Tp>, _Up>): Likewise.
(common_type<_Up, basic_const_iterator<_Tp>>): Likewise.
(common_type<basic_const_iterator<_Tp>, basic_const_iterator<Up>>):
Likewise.
(make_const_iterator): Define for C++23.
(make_const_sentinel): Likewise.
* include/std/ranges (__cpp_lib_ranges_as_const): Likewise.
(as_const_view): Likewise.
(enable_borrowed_range<as_const_view>): Likewise.
(views::__detail::__is_ref_view): Likewise.
(views::__detail::__can_is_const_view): Likewise.
(views::_AsConst, views::as_const): Likewise.
* include/std/span (span::const_iterator): Likewise.
(span::const_reverse_iterator): Likewise.
(span::cbegin): Likewise.
(span::cend): Likewise.
(span::crbegin): Likewise.
(span::crend): Likewise.
* include/std/version (__cpp_lib_ranges_as_const): Likewise.
* testsuite/std/ranges/adaptors/join.cc (test06): Adjust to
behave independently of C++20 vs C++23.
* testsuite/std/ranges/version_c++23.cc: Verify value of
__cpp_lib_ranges_as_const macro.
* testsuite/24_iterators/const_iterator/1.cc: New test.
* testsuite/std/ranges/adaptors/as_const/1.cc: New test.
2023-04-14 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (__cust_access::__as_const)
(__cust_access::_CBegin, __cust::cbegin)
(__cust_access::_CEnd, __cust::cend)
(__cust_access::_CRBegin, __cust::crbegin)
(__cust_access::_CREnd, __cust::crend)
(__cust_access::_CData, __cust::cdata): Move down definitions to
shortly after the definition of input_range.
2023-04-14 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_algo.h: Include <optional> for C++23.
(__cpp_lib_fold): Define for C++23.
(in_value_result): Likewise.
(__detail::__flipped): Likewise.
(__detail::__indirectly_binary_left_foldable_impl): Likewise.
(__detail::__indirectly_binary_left_foldable): Likewise.
(___detail:__indirectly_binary_right_foldable): Likewise.
(fold_left_with_iter_result): Likewise.
(__fold_left_with_iter_fn, fold_left_with_iter): Likewise.
(__fold_left_fn, fold_left): Likewise.
(__fold_left_first_with_iter_fn, fold_left_first_with_iter):
Likewise.
(__fold_left_first_fn, fold_left_first): Likewise.
(__fold_right_fn, fold_right): Likewise.
(__fold_right_last_fn, fold_right_last): Likewise.
* include/std/version (__cpp_lib_fold): Likewise.
* testsuite/25_algorithms/fold_left/1.cc: New test.
* testsuite/25_algorithms/fold_right/1.cc: New test.
2023-04-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (formatter): Add comment to deleted default
constructor of primary template.
(_Checking_scanner): Add static_assert.
2023-04-12 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Document libstdc++exp.a library.
* doc/html/*: Regenerate.
2023-04-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names.cc [_AIX]: Do not define policy.
* testsuite/19_diagnostics/error_code/cons/lwg3629.cc: Rename
namespace to avoid clashing with libc struct.
* testsuite/19_diagnostics/error_condition/cons/lwg3629.cc:
Likewise.
* testsuite/23_containers/unordered_map/96088.cc: Skip on AIX.
* testsuite/23_containers/unordered_multimap/96088.cc: Likewise.
* testsuite/23_containers/unordered_multiset/96088.cc: Likewise.
* testsuite/23_containers/unordered_set/96088.cc: Likewise.
* testsuite/experimental/synchronized_value.cc: Require gthreads
and add missing option for pthreads targets.
2023-04-12 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (__cpp_lib_ranges_enumerate): Define
for C++23.
(__detail::__range_with_movable_reference): Likewise.
(enumerate_view): Likewise.
(enumerate_view::_Iterator): Likewise.
(enumerate_view::_Sentinel): Likewise.
(views::__detail::__can_enumerate_view): Likewise.
(views::_Enumerate, views::enumerate): Likewise.
* include/std/version (__cpp_lib_ranges_enumerate): Likewise.
* testsuite/std/ranges/version_c++23.cc: Verify value of
__cpp_lib_ranges_enumerate.
* testsuite/std/ranges/adaptors/enumerate/1.cc: New test.
2023-04-12 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (lazy_split_view::_OuterIter::_OuterIter):
Propagate _M_trailing_empty in the const-converting constructor
as per LWG 3904.
* testsuite/std/ranges/adaptors/adjacent/1.cc (test04): Correct
assertion.
* testsuite/std/ranges/adaptors/lazy_split.cc (test12): New test.
2023-04-12 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: Include <algorithm>,
<iterator>, <limits> and <cstdint>.
2023-04-12 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108291
* include/std/ranges (chunk_by_view::_M_find_next): Generalize
parameter types of the lambda wrapper passed to adjacent_find.
(chunk_by_view::_M_find_prev): Likewise.
* testsuite/std/ranges/adaptors/chunk_by/1.cc (test04, test05):
New tests.
2023-04-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109482
* include/experimental/internet (basic_endpoint::basic_endpoint()):
Ensure that the required union members are active. Only define
as constexpr for C++20 and later.
(basic_endpoint::basic_endpoint(const protocol_type&, port_type)):
Likewise.
* testsuite/experimental/net/internet/endpoint/cons.cc: Only
check constexpr default constructor for C++20 and later.
* testsuite/experimental/net/internet/endpoint/extensible.cc:
Likewise.
2023-04-12 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdata.zi: Import new file from 2023c release.
2023-04-05 Arsen Arsenović <arsen@aarsen.me>
* include/precompiled/stdc++.h (C++17): Don't double-include
<charconv>, once with wrong conditions.
* testsuite/18_support/96817.cc: Require hosted.
* testsuite/18_support/bad_exception/59392.cc: Ditto.
* testsuite/20_util/scoped_allocator/108952.cc: Ditto.
* testsuite/20_util/uses_allocator/lwg3527.cc: Ditto.
* testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
Ditto.
2023-04-05 Arsen Arsenović <arsen@aarsen.me>
* include/bits/c++config: When __STDC_HOSTED__ is zero,
disable _GLIBCXX_DEBUG and, if it was set, enable
_GLIBCXX_ASSERTIONS.
* testsuite/lib/libstdc++.exp (check_v3_target_debug_mode):
Include <bits/c++config.h> when determining whether debug is
set, in order to inherit the logic from above
2023-04-05 Arsen Arsenović <arsen@aarsen.me>
* testsuite/17_intro/versionconflict.cc: New test.
* include/std/version: Allow disabling the system_header pragma
via _GLIBCXX_TESTING_SYSHDR.
2023-04-05 Arsen Arsenović <arsen@aarsen.me>
* include/bits/unique_ptr.h (__cpp_lib_constexpr_memory):
Synchronize the definition block with...
* include/bits/ptr_traits.h (__cpp_lib_constexpr_memory):
... this one here. Also define the 202202L value, rather than
leaving it up to purely unique_ptr.h, so that the value is
synchronized across all headers.
(__gnu_debug::_Safe_iterator_base): Move into new conditional
block.
* include/std/memory (__cpp_lib_atomic_value_initialization):
Define on freestanding under the same conditions as in
atomic_base.h.
* include/std/version (__cpp_lib_robust_nonmodifying_seq_ops):
Also define on freestanding.
(__cpp_lib_to_chars): Ditto.
(__cpp_lib_gcd): Ditto.
(__cpp_lib_gcd_lcm): Ditto.
(__cpp_lib_raw_memory_algorithms): Ditto.
(__cpp_lib_array_constexpr): Ditto.
(__cpp_lib_nonmember_container_access): Ditto.
(__cpp_lib_clamp): Ditto.
(__cpp_lib_constexpr_char_traits): Ditto.
(__cpp_lib_constexpr_string): Ditto.
(__cpp_lib_sample): Ditto.
(__cpp_lib_lcm): Ditto.
(__cpp_lib_constexpr_iterator): Ditto.
(__cpp_lib_constexpr_char_traits): Ditto.
(__cpp_lib_interpolate): Ditto.
(__cpp_lib_constexpr_utility): Ditto.
(__cpp_lib_shift): Ditto.
(__cpp_lib_ranges): Ditto.
(__cpp_lib_move_iterator_concept): Ditto.
(__cpp_lib_constexpr_numeric): Ditto.
(__cpp_lib_constexpr_functional): Ditto.
(__cpp_lib_constexpr_algorithms): Ditto.
(__cpp_lib_constexpr_tuple): Ditto.
(__cpp_lib_constexpr_memory): Ditto.
2023-04-05 John David Anglin <danglin@gcc.gnu.org>
* testsuite/22_locale/locale/cons/12658_thread-2.cc: Double
timeout factor on hppa*-*-*.
2023-04-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (sub_match::swap): New function.
* testsuite/28_regex/sub_match/lwg3204.cc: New test.
2023-04-04 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/extensions.xml: Remove std::bad_exception from
example program.
* doc/html/manual/ext_demangling.html: Regenerate.
2023-03-31 Jonathan Wakely <jwakely@redhat.com>
PR tree-optimization/107087
* include/bits/cow_string.h (basic_string::size()): Add
optimizer hint that _S_empty_rep()._M_length is always zero.
(basic_string::length()): Call size().
2023-03-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109339
* include/std/stop_token (_Stop_state_ptr(const stop_source&)):
Add attribute access with access-mode 'none'.
* testsuite/30_threads/stop_token/stop_source/109339.cc: New test.
2023-03-31 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (ip::basic_endpoint::_M_if_v6):
Revert change from member function to data member. Fix for
constant evaluation by detecting which union member is active.
(ip::basic_endpoint::resize): Revert changes to update _M_is_v6
flag.
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109242
* testsuite/20_util/optional/monadic/pr109340.cc: Moved to...
* testsuite/20_util/optional/monadic/pr109242.cc: ...here.
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (ip::make_address): Implement
missing overload.
(ip::address_v4::broadcast()): Avoid undefined shift.
(ip::basic_endpoint): Fix member functions for constexpr.
(ip::basic_endpoint::_M_is_v6): Replace member function with
data member, adjust member functions using it.
(ip::basic_endpoint::resize): Update _M_is_v6 based on sockaddr
content.
* testsuite/experimental/net/internet/address/v4/cons.cc: Fix
constexpr checks to work in C++14.
* testsuite/experimental/net/internet/address/v4/creation.cc:
Likewise.
* testsuite/experimental/net/internet/endpoint/cons.cc:
Likewise.
* testsuite/experimental/net/internet/network/v4/cons.cc:
Likewise.
* testsuite/experimental/net/internet/network/v4/members.cc:
Likewise.
* testsuite/experimental/net/internet/endpoint/extensible.cc: New test.
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::value() &): Use const lvalue
for unex member passed to bad_expected_access constructor, as
per LWG 3843.
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109340
* include/std/expected (expected::transform): Use
std::remove_cv_t instead of std::remove_cvref_t.
(expected::transform_error): Likewise.
(expected<cv void, E>::transform): Likewise.
(expected<cv void, E>::transform_error): Likewise.
* include/std/optional (transform): Use std::remove_cv_t.
* testsuite/20_util/optional/monadic/pr109340.cc: New test.
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Adjust static assertion to
reject arrays and functions as well as references.
* testsuite/20_util/optional/requirements_neg.cc: New test.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103387
* include/bits/istream.tcc (istream::_M_extract(ValueT&)): Use
std::use_facet instead of cached _M_num_get facet.
(istream::operator>>(short&)): Likewise.
(istream::operator>>(int&)): Likewise.
* include/bits/ostream.tcc (ostream::_M_insert(ValueT)): Use
std::use_facet instead of cached _M_num_put facet.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/char_traits.h (char_traits::copy): Return without
using memcpy if n==0.
(char_traits::assign): Likewise for memset.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109299
* include/bits/basic_string.h (basic_string::_M_is_local()): Add
hint for compiler that local strings fit in the local buffer.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109288
* include/std/chrono (__detail::__get_leap_second_info): Update
expiry date of hardcoded leapseconds list.
* src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds()):
Likewise.
* src/c++20/tzdata.zi: Import new file from 2023a release.
* testsuite/std/time/time_zone/get_info_local.cc: Only check
transitions for Egypt up to 2014.
2023-03-28 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (is_simd_flag_type): New.
(_IsSimdFlagType): New.
(copy_from, copy_to, load ctors): Constrain _Flags using
_IsSimdFlagType.
2023-03-28 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_SimdImplX86): Use
_Base::_S_divides if the optimized _S_divides function is hidden
via the preprocessor.
2023-03-27 Jakub Jelinek <jakub@redhat.com>
* testsuite/experimental/net/timer/waitable/dest.cc: Avoid -Wformat
warning if size_t is not unsigned long.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (atomic::operator=(nullptr_t)):
Add overload, as per LWG 3893.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check assignment from nullptr.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (formatter<const charT[N], charT>): Do not
define partial speclialization, as per LWG 3833.
* testsuite/std/format/formatter/requirements.cc: Check it.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/utility (__cpp_lib_constexpr_algorithms): Define,
as per LWG 3792.
* testsuite/20_util/exchange/constexpr.cc: Check for it.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_format): Define.
* testsuite/std/format/functions/format.cc: Check it.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.tcc (basic_string::resize_and_overwrite):
Pass rvalues to the callback, as now allowed by LWG 3645.
Enforce preconditions on the return value.
* testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc:
Adjust.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/format: Add a comment noting that the resolution
of LWG 3720 has been applied..
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (match_results): Add allocator-extended
copy and move constructors, as per LWG 2195.
* testsuite/28_regex/match_results/ctors/char/alloc.cc: New test.
2023-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stream_iterator.h (istream_iterator): Add
constexpr to copy constructor, as per LWG 3600.
* testsuite/24_iterators/istream_iterator/cons/constexpr.cc:
Check copy construction.
2023-03-21 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h
(_SimdImplX86::_S_divides): Replace test for __GCC_IEC_559 == 0
with __RECIPROCAL_MATH__.
2023-03-21 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_detail.h: Don't define
_GLIBCXX_SIMD_WORKAROUND_PR90993 for Clang.
* include/experimental/bits/simd_x86.h (_S_divides): Remove
check for __clang__.
2023-03-21 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_detail.h: Don't declare the
simd API as constexpr with Clang.
* include/experimental/bits/simd_x86.h (__movm): New.
(_S_blend_avx512): Resolve FIXME. Implement blend using __movm
and ?:.
(_SimdImplX86::_S_masked_unary): Clang does not implement the
same builtins. Implement the function using __movm, ?:, and -
operators on vector_size types instead.
2023-03-21 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/operators.cc: Clang doesn't
define __GCC_IEC_559. Use __STDC_IEC_559__ instead.
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/ops-common.h (get_temp_directory_from_env): Fix
formatting.
2023-03-20 Marek Polacek <polacek@redhat.com>
PR c++/109159
* testsuite/20_util/pair/cons/explicit_construct.cc: Adjust dg-error.
* testsuite/20_util/tuple/cons/explicit_construct.cc: Likewise.
* testsuite/23_containers/span/explicit.cc: Likewise.
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109182
* include/std/expected (expected<void>::expected(in_place_t)):
Remove template-head.
2023-03-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109165
* testsuite/18_support/coroutines/hash.cc: Use const object
in second call.
2023-03-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109165
* include/std/coroutine (hash<>::operator()): Add const.
* testsuite/18_support/coroutines/hash.cc: New test.
2023-03-14 Patrick Palka <ppalka@redhat.com>
PR libstdc++/109111
* include/std/ranges (repeat_view): Remove redundant parentheses
in requires-clause.
(repeat_view::_Iterator): Correct the requires-clause.
2023-03-14 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_iterator.h (move_iterator::_S_iter_concept):
Define.
(__cpp_lib_move_iterator_concept): Define for C++20.
(move_iterator::iterator_concept): Strengthen as per P2520R0.
* include/std/version (__cpp_lib_move_iterator_concept): Define
for C++20.
* testsuite/24_iterators/move_iterator/p2520r0.cc: New test.
2023-03-14 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_util.h (view_interface::empty): Add
preferred overloads that use ranges::size when the range is
sized as per LWG 3715.
* testsuite/std/ranges/adaptors/lwg3715.cc: New test.
2023-03-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (__is_duration_v, __is_time_point_v):
Only define for C++17 and later.
2023-03-14 Jonathan Wakely <jwakely@redhat.com>
* src/Makefile.am: Add comment about linker script fragments.
* src/Makefile.in: Regenerate.
2023-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/62196
* include/bits/mask_array.h (mask_array): Add assertions to
assignment operators.
* include/std/valarray (valarray::operator[](valarray<bool>)):
Add assertions.
* testsuite/26_numerics/valarray/mask-1_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-2_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-3_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-4_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-5_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-6_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-7_neg.cc: New test.
* testsuite/26_numerics/valarray/mask-8_neg.cc: New test.
* testsuite/26_numerics/valarray/mask.cc: New test.
2023-03-13 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
2023-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/Makefile.am: Add comment referring to documentation.
* doc/Makefile.in: Regenerate.
2023-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/html/*: Regenerate.
2023-03-13 Jonny Grant <jg@jguk.org>
* doc/xml/faq.xml: Update copyright year.
2023-03-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/allocator.h: Fix typo in comment.
2023-03-12 Jakub Jelinek <jakub@redhat.com>
* config/abi/pre/gnu.ver (CXXABI_1.3.14): Also export __bf16 tinfos
if it isn't mangled as DF16b but u6__bf16.
2023-03-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/documentation_hacking.xml: Move www.graphviz.org
to https.
* doc/html/manual/documentation_hacking.html: Regenerate.
2023-03-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109064
* python/libstdcxx/v6/xmethods.py (SharedPtrUseCountWorker):
Remove self-recursion in __init__. Add missing _supports.
* testsuite/libstdc++-xmethods/shared_ptr.cc: Check use_count()
and unique().
2023-03-09 Patrick Palka <ppalka@redhat.com>
* include/std/ranges
(cartesian_product_view::_Iterator::_Iterator): Remove
constraint on default constructor as per LWG 3849.
(cartesian_product_view::_Iterator::_M_prev): Adjust position
of _Nm > 0 test as per LWG 3820.
(cartesian_product_view::_Iterator::_M_advance): Perform bounds
checking only on sized cartesian products.
* testsuite/std/ranges/cartesian_product/1.cc (test08): New test.
2023-03-09 Patrick Palka <ppalka@redhat.com>
PR libstdc++/109024
* include/std/ranges (chunk_by_view::_M_pred): Remove DMI as per
LWG 3796.
(repeat_view::_M_pred): Likewise.
* testsuite/std/ranges/adaptors/chunk_by/1.cc (test03): New test.
* testsuite/std/ranges/repeat/1.cc (test05): New test.
2023-03-09 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108362
* include/std/ranges (__detail::__can_single_view): New concept.
(_Single::operator()): Constrain it. Move [[nodiscard]] to the
end of the function declarator.
(__detail::__can_iota_view): New concept.
(_Iota::operator()): Constrain it. Move [[nodiscard]] to the
end of the function declarator.
(__detail::__can_istream_view): New concept.
(_Istream::operator()): Constrain it. Move [[nodiscard]] to the
end of the function declarator.
* testsuite/std/ranges/iota/iota_view.cc (test07): New test.
* testsuite/std/ranges/istream_view.cc (test08): New test.
* testsuite/std/ranges/single_view.cc (test07): New test.
2023-03-09 Patrick Palka <ppalka@redhat.com>
PR libstdc++/107572
* include/std/ranges (cartesian_product_view::end): When
building the tuple of iterators, avoid calling ranges::begin on
the first range if __empty_tail is false.
* testsuite/std/ranges/cartesian_product/1.cc (test07): New test.
2023-03-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108882
* config/os/gnu-linux/ldbl-ieee128-extra.ver: Fix incorrect
patterns.
2023-03-07 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
2023-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108882
* config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Adjust patterns to
not match symbols in namespace std::__gnu_cxx11_ieee128.
* config/os/gnu-linux/ldbl-ieee128-extra.ver: Add patterns for
std::__gnu_cxx11_ieee128::money_{get,put}.
2023-03-07 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/eh_personality.cc: Fix spelling in comment.
2023-03-03 Alexandre Oliva <oliva@adacore.com>
* testsuite/30_threads/async/async.cc (test04): Initialize
steady_start, renamed from steady_begin, next to slow_start.
Increase tolerance for final wait.
2023-03-03 Alexandre Oliva <oliva@adacore.com>
* testsuite/libstdc++-prettyprinters/80276.cc: Add
std::string to debug info.
* testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
2023-03-03 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/104852
PR libstdc++/95989
PR libstdc++/52590
* include/bits/std_thread.h (thread::_M_thread_deps): New
static implicitly-inline member function.
(std::thread template ctor): Pass it to _M_start_thread.
* src/c++11/thread.cc (thread::_M_start_thread): Name depend
parameter, force it live on entry.
2023-03-03 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.
2023-03-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cow_string.h: Fix typo in comment.
2023-03-01 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (chrono::tzdb::current_zone()) Use "UTC" if
current time zone cannot be determined.
* testsuite/std/time/tzdb/1.cc: Remove conditions based on
HAVE_TZDB macro and test all members unconditionally.
2023-02-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108952
* include/bits/uses_allocator_args.h
(uses_allocator_construction_args): Implement LWG 3527.
* testsuite/20_util/pair/astuple/get-2.cc: New test.
* testsuite/20_util/scoped_allocator/108952.cc: New test.
* testsuite/20_util/uses_allocator/lwg3527.cc: New test.
2023-02-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108846
* include/bits/stl_algobase.h (__copy_move<false, false, RA>)
Add __assign_one static member function.
(__copy_move<true, false, RA>): Likewise.
(__copy_move<IsMove, true, RA>): Do not use memmove for a single
value.
(__copy_move_backward<IsMove, true, RA>): Likewise.
* testsuite/25_algorithms/copy/108846.cc: New test.
* testsuite/25_algorithms/copy_backward/108846.cc: New test.
* testsuite/25_algorithms/copy_n/108846.cc: New test.
* testsuite/25_algorithms/move/108846.cc: New test.
* testsuite/25_algorithms/move_backward/108846.cc: New test.
2023-02-28 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/codecvt.cc: Add [[likely]] and [[unlikely]]
attributes.
2023-02-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_ios.h (basic_ios::_M_setstate): Add
caveat to comment.
* include/bits/basic_string.h (resize_and_overwrite): Add
doxygen comment.
2023-02-24 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Line breaks and indenting
fixed to follow the libstdc++ standard.
* include/experimental/bits/simd_builtin.h: Likewise.
* include/experimental/bits/simd_fixed_size.h: Likewise.
* include/experimental/bits/simd_neon.h: Likewise.
* include/experimental/bits/simd_ppc.h: Likewise.
* include/experimental/bits/simd_scalar.h: Likewise.
* include/experimental/bits/simd_x86.h: Likewise.
2023-02-24 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/108030
* include/experimental/bits/simd_fixed_size.h
(_SimdImplFixedSize::_S_broadcast): Replace inline with
_GLIBCXX_SIMD_INTRINSIC.
(_SimdImplFixedSize::_S_generate): Likewise.
(_SimdImplFixedSize::_S_load): Likewise.
(_SimdImplFixedSize::_S_masked_load): Likewise.
(_SimdImplFixedSize::_S_store): Likewise.
(_SimdImplFixedSize::_S_masked_store): Likewise.
(_SimdImplFixedSize::_S_min): Likewise.
(_SimdImplFixedSize::_S_max): Likewise.
(_SimdImplFixedSize::_S_complement): Likewise.
(_SimdImplFixedSize::_S_unary_minus): Likewise.
(_SimdImplFixedSize::_S_plus): Likewise.
(_SimdImplFixedSize::_S_minus): Likewise.
(_SimdImplFixedSize::_S_multiplies): Likewise.
(_SimdImplFixedSize::_S_divides): Likewise.
(_SimdImplFixedSize::_S_modulus): Likewise.
(_SimdImplFixedSize::_S_bit_and): Likewise.
(_SimdImplFixedSize::_S_bit_or): Likewise.
(_SimdImplFixedSize::_S_bit_xor): Likewise.
(_SimdImplFixedSize::_S_bit_shift_left): Likewise.
(_SimdImplFixedSize::_S_bit_shift_right): Likewise.
(_SimdImplFixedSize::_S_remquo): Add inline keyword (to be
explicit about not always-inline, yet).
(_SimdImplFixedSize::_S_isinf): Likewise.
(_SimdImplFixedSize::_S_isfinite): Likewise.
(_SimdImplFixedSize::_S_isnan): Likewise.
(_SimdImplFixedSize::_S_isnormal): Likewise.
(_SimdImplFixedSize::_S_signbit): Likewise.
2023-02-24 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/108856
* include/experimental/bits/simd_builtin.h
(_SimdImplBuiltin::_S_masked_unary): More efficient
implementation of masked inc-/decrement for integers and floats
without AVX2.
* include/experimental/bits/simd_x86.h
(_SimdImplX86::_S_masked_unary): New. Use AVX512 masked subtract
builtins for masked inc-/decrement.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/executor (executor): Constrain template
constructors.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (basic_endpoint): Add missing
constexpr to comparison operators.
* testsuite/experimental/net/internet/endpoint/cons.cc: New test.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (network_v4::netmask()): Avoid
undefined shift.
(network_v4::broadcast()): Optimize and fix for targets with
uint_least32_t wider than 32 bits.
(network_v4::to_string(const Allocator&)): Fix for custom
allocators and optimize using to_chars.
(operator==(const network_v4&, const network_v4&)): Add missing
constexpr.
(operator==(const network_v6&, const network_v6&)): Likewise.
* testsuite/experimental/net/internet/network/v4/cons.cc: New test.
* testsuite/experimental/net/internet/network/v4/members.cc: New test.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (address_4(const bytes_type&)):
Use __builtin_bit_cast if available, otherwise convert to
network byte order.
(address_v4::to_bytes()): Likewise, but convert from network
byte order.
* testsuite/experimental/net/internet/address/v4/cons.cc: Fix
incorrect tests. Check for constexpr too.
* testsuite/experimental/net/internet/address/v4/creation.cc:
Likewise.
* testsuite/experimental/net/internet/address/v4/members.cc:
Check that bytes_type is a standard-layout type.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (address_v4::to_string):
Optimize.
* testsuite/experimental/net/internet/address/v4/members.cc:
Check more addresses.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* include/ext/aligned_buffer.h (__aligned_buffer): Add
diagnostic pragmas.
2023-02-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/arguments/lwg3810.cc: Move dg-options
before dg-do.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/reductions.cc: Introduce
max_distance as the type-dependent max error.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_builtin.h (_S_set): Compare as
int. The actual range of these indexes is very small.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_S_bit_shift_left)
(_S_bit_shift_right): Declare constexpr. The implementation was
already expecting constexpr evaluation.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/108030
* include/experimental/bits/simd_detail.h
(_GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA): Define as empty for
__clang__.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/108030
* include/experimental/bits/simd.h (__vector_broadcast):
Implement via __vector_broadcast_impl instead of
__call_with_n_evaluations + 2 lambdas.
(__vector_broadcast_impl): New.
2023-02-22 Alexandre Oliva <oliva@adacore.com>
* src/c++11/shared_ptr.cc (__gnu_internal::get_mutex):
Avoid destruction of the mutex pool.
2023-02-22 Alexandre Oliva <oliva@adacore.com>
* testsuite/27_io/basic_ofstream/open/char/noreplace.cc: xfail
on vxworks.
* testsuite/27_io/basic_ofstream/open/wchar_t/noreplace.cc:
Likewise.
2023-02-22 Alexandre Oliva <oliva@adacore.com>
* testsuite/17_intro/names.cc: Undef func on vxworks >= 7 in
kernel mode.
2023-02-20 Andreas Schwab <schwab@linux-m68k.org>
* config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
2023-02-20 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__extract_part, split):
Use reserved name for template parameter.
2023-02-20 Andreas Schwab <schwab@suse.de>
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
2023-02-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/faq.xml: Switch two links to www.open-std.org to https.
* doc/html/faq.html: Regenerate.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_math.h (__hypot): Bitcasting
between scalars requires the __bit_cast helper function instead
of simd_bit_cast.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h
(_SimdImplX86::_S_not_equal_to, _SimdImplX86::_S_less)
(_SimdImplX86::_S_less_equal): Do not call
__builtin_is_constant_evaluated in constexpr-if.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/bits/verify.h
(verify::verify): Use %zx for size_t in format string.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/generate_makefile.sh: Generate and
pre-compile pch.h, which includes all headers that do not depend
on command-line macros.
* testsuite/experimental/simd/tests/bits/main.h: New file.
(iterate_abis, main): Moved from verify.h.
* testsuite/experimental/simd/tests/bits/verify.h
(iterate_abis, main): Moved to main.h.
* testsuite/experimental/simd/tests/bits/conversions.h: Add
include guard.
(genHalfBits): Simplify.
* testsuite/experimental/simd/tests/bits/make_vec.h: Add include
guard.
(make_alternating_mask): Moved from mask_loadstore.
* testsuite/experimental/simd/tests/bits/mathreference.h: Add
include guard.
* testsuite/experimental/simd/tests/bits/test_values.h: Ditto.
* testsuite/experimental/simd/tests/mask_loadstore.cc
(make_mask, make_alternating_mask): Removed.
* testsuite/experimental/simd/tests/mask_reductions.cc: Ditto.
* testsuite/experimental/simd/tests/operators.cc (genHalfBits):
Removed.
* testsuite/experimental/simd/tests/abs.cc: Only include
bits/main.h.
Ditto.
* testsuite/experimental/simd/tests/algorithms.cc: Ditto.
* testsuite/experimental/simd/tests/broadcast.cc: Ditto.
* testsuite/experimental/simd/tests/casts.cc: Ditto.
* testsuite/experimental/simd/tests/fpclassify.cc: Ditto.
* testsuite/experimental/simd/tests/frexp.cc: Ditto.
* testsuite/experimental/simd/tests/generator.cc: Ditto.
* testsuite/experimental/simd/tests/hypot3_fma.cc: Ditto.
* testsuite/experimental/simd/tests/integer_operators.cc: Ditto.
* testsuite/experimental/simd/tests/ldexp_scalbn_scalbln_modf.cc:
* testsuite/experimental/simd/tests/loadstore.cc: Ditto.
* testsuite/experimental/simd/tests/logarithm.cc: Ditto.
* testsuite/experimental/simd/tests/mask_broadcast.cc: Ditto.
* testsuite/experimental/simd/tests/mask_conversions.cc: Ditto.
* testsuite/experimental/simd/tests/mask_implicit_cvt.cc: Ditto.
* testsuite/experimental/simd/tests/mask_operator_cvt.cc: Ditto.
* testsuite/experimental/simd/tests/mask_operators.cc: Ditto.
* testsuite/experimental/simd/tests/math_1arg.cc: Ditto.
* testsuite/experimental/simd/tests/math_2arg.cc: Ditto.
* testsuite/experimental/simd/tests/operator_cvt.cc: Ditto.
* testsuite/experimental/simd/tests/reductions.cc: Ditto.
* testsuite/experimental/simd/tests/remqo.cc: Ditto.
* testsuite/experimental/simd/tests/simd.cc: Ditto.
* testsuite/experimental/simd/tests/sincos.cc: Ditto.
* testsuite/experimental/simd/tests/split_concat.cc: Ditto.
* testsuite/experimental/simd/tests/splits.cc: Ditto.
* testsuite/experimental/simd/tests/trigonometric.cc: Ditto.
* testsuite/experimental/simd/tests/trunc_ceil_floor.cc: Ditto.
* testsuite/experimental/simd/tests/where.cc: Ditto.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/README.md: Document the timeout
and timeout-factor directives. Minor typo fixed.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/108030
* include/experimental/bits/simd_detail.h: Define
_GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA.
* include/experimental/bits/simd.h: Annotate lambdas with
_GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA.
* include/experimental/bits/simd_builtin.h: Ditto.
* include/experimental/bits/simd_converter.h: Ditto.
* include/experimental/bits/simd_fixed_size.h: Ditto.
* include/experimental/bits/simd_math.h: Ditto.
* include/experimental/bits/simd_neon.h: Ditto.
* include/experimental/bits/simd_x86.h: Ditto.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h
(_SimdWrapper::_M_is_constprop_none_of)
(_SimdWrapper::_M_is_constprop_all_of): Return false unless the
computed result still satisfies __builtin_constant_p.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/arguments/lwg3810.cc: Replace UTF-8
ellipsis character.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new header.
* include/Makefile.in: Regenerate.
* include/experimental/synchronized_value: New file.
* testsuite/experimental/synchronized_value.cc: New test.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/optional: Fix header name in comment.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Arg_store): New class template.
(basic_format_args): Remove nested type _Store and add deduction
guide from _Arg_store.
(basic_format_arg, make_format_args): Adjust.
* testsuite/std/format/arguments/lwg3810.cc: New test.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (pair) [C++20]: Add non-dangling
constraints to constructors and add deleted overloads for the
dangling cases, as per P2255R2.
(pair) [!C++20 && _GLIBCXX_DEBUG]: Add static assertions to
make dangling cases ill-formed.
* testsuite/20_util/pair/dangling_ref.cc: New test.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names_pstl.cc: Require et tbb_backend.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/ext/throw_allocator.h: Use reserved names for
parameters.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names_pstl.cc: Add space after effective
target name.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/pstl/algorithm_fwd.h (__pattern_search_n)
(__brick_unique_copy, __brick_adjacent_find)
(__brick_generate_n, __pattern_generate_n): Use reserved names
for parameters.
* include/pstl/algorithm_impl.h (__brick_unique_copy)
(__pattern_reverse, __brick_generate_n): Likewise.
* include/pstl/execution_impl.h (__prefer_unsequenced_tag)
(__prefer_parallel_tag): Likewise.
* include/pstl/glue_algorithm_impl.h (transform): Likewise.
* include/pstl/glue_numeric_defs.h (adjacent_difference):
Likewise.
* include/pstl/numeric_impl.h (__brick_adjacent_difference):
Likewise.
* include/pstl/parallel_backend_tbb.h (__merge_func): Likewise.
* include/pstl/unseq_backend_simd.h (_Combiner)
(__simd_min_element, __simd_minmax_element): Likewise.
* testsuite/17_intro/names_pstl.cc: New test.
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_ops.h (create_directory): Use reserved name
for parameter.
* include/bits/ranges_algo.h (__contains_subrange_fn):
Likewise.
* include/bits/regex_automaton.h (_State_base::_M_print):
Likewise.
* include/bits/regex_automaton.tcc(_State_base::_M_print):
Likewise.
* include/bits/regex_scanner.tcc(_Scanner::_M_print): Likewise.
* include/experimental/bits/fs_ops.h (create_directory):
Likewise.
* include/std/mutex (timed_mutex::_M_clocklock): Likewise.
(recursive_timed_mutex:_M_clocklock): Likewise.
* include/std/tuple (basic_common_reference): Likewise.
* libsupc++/cxxabi_init_exception.h
(__cxa_init_primary_exception): Likewise.
* testsuite/17_intro/names.cc: Add checks.
2023-02-14 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/status_cxx2017.xml: Update an open-std.org link
to www.open-std.org and https.
* doc/html/manual/status.html: Regenerate.
2023-02-14 Thomas W Rodgers <rodgert@twrodgers.com>
PR libstdc++/103934
* include/std/atomic (atomic_flag_wait): Add.
(atomic_flag_wait_explicit): Add.
(atomic_flag_notify): Add.
(atomic_flag_notify_explicit): Add.
* testsuite/29_atomics/atomic_flag/wait_notify/1.cc:
Add test case to cover missing atomic_flag free functions.
2023-02-14 Thomas W Rodgers <rodgert@twrodgers.com>
PR libstdc++/103934
* include/std/atomic (atomic_flag_test): Add.
(atomic_flag_test_explicit): Add.
* testsuite/29_atomics/atomic_flag/test/explicit.cc: Add
test case to cover missing atomic_flag free functions.
* testsuite/29_atomics/atomic_flag/test/implicit.cc:
Likewise.
2023-02-13 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/policy_data_structures_biblio.xml: Adjust
"The Component Object Model" reference.
* doc/html/manual/policy_data_structures.html: Regenerate.
2023-02-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/containers.xml: Tweak a link to N1780
(C++ standard).
* doc/html/manual/associative.html: Regenerate.
2023-02-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/ctype.xml: Change www.unix.org to unix.org.
* doc/html/manual/facets.html: Regenerate.
2023-02-11 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/policy_data_structures_biblio.xml: Update
link to "Worst-case efficient priority queues".
* doc/html/manual/policy_data_structures.html: Regenerate.
2023-02-06 Arsen Arsenović <arsen@aarsen.me>
* doc/xml/manual/using.xml: Document newly-freestanding
headers and the effect of the -ffreestanding flag.
* doc/xml/manual/status_cxx2023.xml: Document P1642R11 as
completed.
* doc/xml/manual/configure.xml: Document that hosted installs
respect __STDC_HOSTED__.
* doc/xml/manual/test.xml: Document how to run tests in
freestanding mode.
* doc/html/*: Regenerate.
2023-02-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algo.h (__find_last_fn): Rename T to _Tp.
(__find_last_if_fn): Likewise.
2023-02-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/type_traits: Add diagnostic pragmas around
references to deprecated std::aligned_storage and
std::aligned_union traits.
* testsuite/20_util/aligned_storage/requirements/alias_decl.cc:
Add dg-warning for et c++23.
* testsuite/20_util/aligned_storage/requirements/explicit_instantiation.cc:
Likewise.
* testsuite/20_util/aligned_storage/value.cc: Likewise.
* testsuite/20_util/aligned_union/1.cc: Likewise.
* testsuite/20_util/aligned_union/requirements/alias_decl.cc:
Likewise.
2023-02-06 Nathaniel Shead <nathanieloshead@gmail.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Add new macros.
* include/bits/c++config (_GLIBCXX23_DEPRECATED)
(_GLIBCXX23_DEPRECATED_SUGGEST): New macros.
* include/std/type_traits (aligned_storage, aligned_union)
(aligned_storage_t, aligned_union_t): Deprecate for C++23.
* testsuite/20_util/aligned_storage/deprecated-2b.cc: New test.
* testsuite/20_util/aligned_union/deprecated-2b.cc: New test.
2023-02-06 Nathaniel Shead <nathanieloshead@gmail.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Update macros.
* include/bits/c++config (_GLIBCXX20_DEPRECATED): Make
consistent with other 'deprecated' macros.
* include/std/type_traits (is_pod, is_pod_v): Use
_GLIBCXX20_DEPRECATED_SUGGEST instead.
2023-02-06 Arsen Arsenović <arsen@aarsen.me>
* Makefile.am [!_GLIBCXX_HOSTED]: Enable src/ subdirectory.
* Makefile.in: Regenerate.
* src/Makefile.am [!_GLIBCXX_HOSTED]: Omit compatibility files.
There's no history to be compatible with.
* src/c++11/Makefile.am [!_GLIBCXX_HOSTED]: Omit hosted-only
source files from the build.
* src/c++17/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
* src/c++20/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
* src/c++98/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
2023-02-06 Jonathan Wakely <jwakely@redhat.com>
* src/Makefile.am [GLIBCXX_HOSTED] (SUBDIRS): Do not add
filesystem, libbacktrace and experimental.
* src/Makefile.in: Regenerate.
2023-02-04 Hans-Peter Nilsson <hp@axis.com>
PR libstdc++/108672
* include/pstl/unseq_backend_simd.h (__simd_or): Use __INT32_TYPE__
instead of int32_t.
2023-02-04 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/documentation_hacking.xml: Adjust link to pdftex.
* doc/html/manual/documentation_hacking.html: Regenerate.
2023-02-04 François Dumont <fdumont@gcc.gnu.org>
* include/bits/basic_string.h (operator=(basic_string&&)): Transfer move-to
storage to the move-from instance when allocators are equal.
* testsuite/21_strings/basic_string/allocator/char/move_assign.cc (test04):
New test case.
2023-02-03 Samuel Thibault <samuel.thibault@gnu.org>
* config/os/gnu-linux/os_defines.h [!__linux__]
(_GLIBCXX_NATIVE_THREAD_ID, _GLIBCXX_GTHREAD_USE_WEAK): Do not define.
2023-02-03 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_algo.h (__find_last_fn, find_last):
Define.
(__find_last_if_fn, find_last_if): Define.
(__find_last_if_not_fn, find_last_if_not): Define.
* testsuite/25_algorithms/find_last/1.cc: New test.
* testsuite/25_algorithms/find_last_if/1.cc: New test.
* testsuite/25_algorithms/find_last_if_not/1.cc: New test.
2023-02-03 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_algo.h (out_value_result): Define.
(iota_result): Define.
(__iota_fn, iota): Define.
* testsuite/25_algorithms/iota/1.cc: New test.
2023-02-03 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_algo.h (__contains_fn, contains): Define.
(__contains_subrange_fn, contains_subrange): Define.
* testsuite/25_algorithms/contains/1.cc: New test.
* testsuite/25_algorithms/contains_subrange/1.cc: New test.
2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/abi.xml: Tweak link to ABIcheck project.
* doc/html/manual/abi.html: Regenerate.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/ops-common.h [AVR] (__unsupported): Always use
errc::function_not_supported instead of errc::not_supported.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/sstream (basic_stringbuf::view): Define for old
std::string ABI.
(basic_istringstream::view, basic_0stringstream::view)
(basic_stringstream::view): Likewise.
* testsuite/27_io/basic_istringstream/view/char/1.cc: Remove
{ dg-require-effective-target cxx11_abi }.
* testsuite/27_io/basic_istringstream/view/wchar_t/1.cc:
Likewise.
* testsuite/27_io/basic_ostringstream/view/char/1.cc: Likewise.
* testsuite/27_io/basic_ostringstream/view/wchar_t/1.cc:
Likewise.
* testsuite/27_io/basic_stringbuf/view/char/1.cc: Likewise.
* testsuite/27_io/basic_stringbuf/view/wchar_t/1.cc: Likewise.
* testsuite/27_io/basic_stringstream/view/char/1.cc: Likewise.
* testsuite/27_io/basic_stringstream/view/wchar_t/1.cc:
Likewise.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636
* config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Export shared_ptr
conversion operators for directory iterator comparisons with
std::default_sentinel_t.
* include/bits/fs_path.h (path::path(string_view, _Type))
(path::_Cmpt::_Cmpt(string_view, _Type, size_t)): Move inline
definitions to ...
* src/c++17/fs_path.cc: ... here.
* testsuite/27_io/filesystem/path/108636.cc: New test.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (variant::operator=): Implement resolution
of LWG 3585.
* testsuite/20_util/variant/lwg3585.cc: New test.
2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/using_exceptions.xml: Update a www.open-std.org
link to https.
* doc/html/manual/using_exceptions.html: Regenerate.
2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/debug.xml: Fix link to online GDB manual.
* doc/html/manual/debug.html: Regenerate.
2023-02-01 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/random.cc (random_device::_M_fini): Do not try to
close the file handle if the target doesn't support the
/dev/random and /dev/urandom files.
2023-02-01 Jonathan Wakely <jwakely@redhat.com>
* config/os/generic/error_constants.h (errc::value_too_large)
[__AVR__]: Define.
* src/c++11/system_error.cc
(system_category::default_error_condition) [__AVR__]: Only match
recognize values equal to EDOM, ERANGE, ENOSYS and EINTR.
* src/c++17/fs_ops.cc (fs::current_path) [__AVR__]: Do not check
for ENOENT etc. in switch.
(fs::remove_all) [__AVR__]: Likewise.
* src/filesystem/ops-common.h [__AVR__]: Do not use POSIX open,
close etc.
2023-02-01 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR) [avr-*-*, msp430-*-*]: Set
embed_zoneinfo=no
* configure: Regenerate.
2023-02-01 Hans-Peter Nilsson <hp@axis.com>
PR testsuite/108632
* testsuite/std/time/hh_mm_ss/1.cc (size): Add empty
struct at end of S0.
2023-01-30 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/shared_ptr.xml: Move links from both
http://open-std.org and http://www.open-std.org to
https://www.open-std.org.
* doc/html/manual/memory.html: Regenerate.
2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/appendix_contributing.xml: Adjust link to
ISO C++ standard at ANSI.
Move link to www.open-std.org to https.
* doc/html/manual/appendix_contributing.html: Regenerate.
2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/documentation_hacking.xml: Move sourceforge.net
links to https.
* doc/html/manual/documentation_hacking.html: Regenerate.
2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/abi.xml: Update www.open-std.org link to https.
* doc/html/manual/abi.html: Regenerate.
2023-01-27 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/108568
* testsuite/17_intro/names.cc (__unused): For linux or GNU hurd
include features.h if present and then check __GLIBC__ and
__GLIBC_MINOR__ macros for glibc prior to 2.19, instead of testing
__GLIBC_PREREQ which isn't defined yet.
2023-01-27 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (tzdata_stream): Use constant instead of
string literal.
2023-01-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108554
* testsuite/23_containers/map/modifiers/108554.cc: Use dg-bogus.
2023-01-26 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (operator>>(istream&, ZoneInfo&)): Allow
rules named "+" for compatibility with older tzdata.zi files.
2023-01-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108554
* include/bits/stl_tree.h (_Rb_tree_insert_and_rebalance): Add
nonnull attribute.
(_Rb_tree_rebalance_for_erase): Add nonnull and returns_nonnull
attributes.
* testsuite/23_containers/map/modifiers/108554.cc: New test.
2023-01-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108530
* src/c++20/tzdb.cc (current_zone): Look for TIMEZONE or ZONE in
/etc/sysconfig/clock, not DEFAULT_TIMEZONE.
2023-01-26 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/intro.xml: Update links to www.open-std.org to
use https.
* doc/html/manual/bugs.html: Regenerate.
2023-01-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108530
* src/c++20/tzdb.cc (current_zone): Look for DEFAULT_TIMEZONE in
/etc/sysconfig/clock.
2023-01-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/102301
* include/bits/ranges_base.h: Include <bits/stl_iterator.h> for
std::make_reverse_iterator.
* include/std/tuple: Include <bits/ranges_util.h> for subrange.
(make_from_tuple): Add static assertion from P2255 to diagnose
dangling references.
* testsuite/20_util/tuple/make_from_tuple/dangling_ref.cc: New test.
* testsuite/20_util/tuple/make_from_tuple/tuple_like.cc: New test.
2023-01-23 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_iterator.h (_Safe_iterator<>::_Unchecked): New.
(_Safe_iterator(const _Safe_iterator&, _Unchecked)): New.
(_Safe_iterator::operator++(int)): Use latter.
(_Safe_iterator::operator--(int)): Likewise.
(_Safe_iterator(_Iterator, const _Safe_sequence_base*)): Remove !_M_insular()
check.
* include/debug/safe_local_iterator.h (_Safe_local_iterator<>::_Unchecked):
New.
(_Safe_local_iterator(const _Safe_local_iterator&, _Unchecked)): New.
(_Safe_local_iterator::operator++(int)): Use latter.
* src/c++11/debug.cc (_S_debug_messages): Add as comment the _Debug_msg_id
entry associated to the array entry.
2023-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (u8path): Add deprecated attribute.
* testsuite/27_io/filesystem/path/construct/90281.cc: Add
-Wno-deprecated-declarations for C++20 and later.
* testsuite/27_io/filesystem/path/factory/u8path-char8_t.cc:
Likewise.
* testsuite/27_io/filesystem/path/factory/u8path.cc: Likewise.
* testsuite/27_io/filesystem/path/native/string.cc: Likewise.
* testsuite/27_io/filesystem/path/factory/u8path-depr.cc: New test.
2023-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/random.h (random_device) [!_GLIBCXX_USE_DEV_RANDOM]:
Always call _M_fini and _M_getentropy.
2023-01-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/policy_data_structures_biblio.xml: Adjust links
to www.open-std.org to use https.
(COM: Component Model Object Technologies): Rename from...
(The Component Object Model): ...to.
* doc/html/manual/policy_data_structures.html: Regenerate.
2023-01-18 Dimitrij Mijoski <dmjpp@hotmail.com>
* testsuite/22_locale/codecvt/codecvt_unicode.cc: Simplify.
* testsuite/22_locale/codecvt/codecvt_unicode.h: Simplify.
* testsuite/22_locale/codecvt/codecvt_unicode_wchar_t.cc: Simplify.
2023-01-17 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Check $target_os instead
of $host. Fix check for file being present during native build.
* configure: Regenerate.
2023-01-17 Martin Liska <mliska@suse.cz>
* src/libbacktrace/Makefile.in: Regenerate.
2023-01-16 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (_GLIBCXX_USE_CXX11_ABI): Define to 1.
2023-01-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108413
* include/c_compatibility/stdatomic.h: Change copyright line to
be consistent with other headers contributed under DCO terms.
* include/std/expected: Add full stop to copyright line.
* src/c++20/tzdb.cc: Likewise.
2023-01-15 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/status_cxx2014.xml: Switch www.open-std.org to
https.
* doc/xml/manual/status_cxx2017.xml: Ditto.
* doc/xml/manual/status_cxx2020.xml: Ditto.
* doc/xml/manual/status_cxx2023.xml: Ditto.
* doc/html/manual/status.html: Regenerate.
2023-01-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/tzdb_list/1.cc: Remove dg-xfail-run-if
and fail gracefully if defining the weak symbol doesn't work.
2023-01-15 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/108288
* include/debug/safe_iterator.h (_Safe_iterator<>::operator++(int)): Extend deadlock
fix to other iterator category.
(_Safe_iterator<>::operator--(int)): Likewise.
* include/debug/safe_local_iterator.h (_Safe_local_iterator<>::operator++(int)):
Fix deadlock.
* testsuite/util/debug/unordered_checks.h (invalid_local_iterator_pre_increment): New.
(invalid_local_iterator_post_increment): New.
* testsuite/23_containers/unordered_map/debug/invalid_local_iterator_post_increment_neg.cc:
New test.
* testsuite/23_containers/unordered_map/debug/invalid_local_iterator_pre_increment_neg.cc:
New test.
2023-01-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/30_threads/jthread/jthread.cc: Remove -pthread from
dg-options.
2023-01-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/utc/io.cc: Use ctype to widen char.
2023-01-14 Björn Schäpers <bjoern@hazardy.de>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Add check for
windows.h. Add pecoff as FORMAT_FILE.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/libbacktrace/Makefile.am: Regenerate.
* src/libbacktrace/Makefile.in: Add pecoff.c as FORMAT_FILE.
2023-01-14 Björn Schäpers <bjoern@hazardy.de>
* include/std/stacktrace (stacktrace_entry::_S_demangle): Use
raw __name if __cxa_demangle could not demangle it.
2023-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108409
* src/c++20/tzdb.cc (current_zone()) [_AIX]: Use TZ environment
variable.
2023-01-14 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (TZDB_DISABLED): Disable all code for
loading tzdb.
* testsuite/std/time/tzdb/leap_seconds.cc: Require tzdb
effective target.
* testsuite/std/time/tzdb_list/1.cc: Likewise.
2023-01-14 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Replace the
--with-libstdcxx-zoneinfo-dir configure option with
--with-libstdcxx-zoneinfo with yes/no/static choices as well as
a directory.
* config.h.in: Regenerate.
* configure: Regenerate.
* doc/xml/manual/configure.xml: Document configure option.
* doc/html/manual/configure.html: Regenerate.
* src/c++20/Makefile.am: Generate tzdata.zi.h header.
* src/c++20/Makefile.in: Regenerate.
* src/c++20/tzdb.cc (__gnu_cxx::zoneinfo_dir_override): Return a
null pointer if no directory is configured.
(zoneinfo_dir): Replace with ...
(zoneinfo_file): New function.
(tzdata_stream): New istream class.
(remote_version, reload_tzdb): Use tzdata_stream.
* testsuite/lib/libstdc++.exp (check_effective_target_tzdb):
Check new _GLIBCXX_STATIC_TZDATA macro and ignore presence of
tzdata.zi file in default location.
* src/c++20/tzdata.zi: New file.
2023-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (operator<<): Fix syntax errors.
* testsuite/std/time/month_day/io.cc: New test.
* testsuite/std/time/month_day_last/io.cc: New test.
* testsuite/std/time/month_weekday/io.cc: New test.
* testsuite/std/time/month_weekday_last/io.cc: New test.
* testsuite/std/time/weekday_indexed/io.cc: New test.
* testsuite/std/time/weekday_last/io.cc: New test.
* testsuite/std/time/year_month/io.cc: New test.
* testsuite/std/time/year_month_day_last/io.cc: New test.
* testsuite/std/time/year_month_weekday/io.cc: New test.
* testsuite/std/time/year_month_weekday_last/io.cc: New test.
2023-01-14 François Dumont <fdumont@gcc.gnu.org>
* include/std/format [_GLIBCXX_INLINE_VERSION](to_chars): Adapt __asm symbol
specifications.
* config/abi/pre/gnu-versioned-namespace.ver: Add to_chars/from_chars symbols
export.
2023-01-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_mutex.h: Include <errno.h>.
2023-01-13 Arsen Arsenović <arsen@aarsen.me>
* testsuite/20_util/to_chars/version.cc: Mark hosted-only.
* testsuite/20_util/uses_allocator/lwg3677.cc: Ditto.
* testsuite/20_util/weak_ptr/cons/self_move.cc: Ditto.
* testsuite/std/ranges/adaptors/as_rvalue/1.cc: Replace usage of
std::make_unique with a freestanding-compatible wrapper around
unique_ptr.
* testsuite/21_strings/basic_string_view/operations/contains/char.cc:
Don't test for presence of __cpp_lib_string_contains on !HOSTED.
* testsuite/21_strings/basic_string_view/operations/contains/char/2.cc:
Ditto.
* testsuite/std/ranges/version_c++23.cc: Don't test for presence
of __cpp_lib_ranges in !HOSTED.
2023-01-13 Arsen Arsenović <arsen@aarsen.me>
* include/Makefile.am: Install bits/char_traits.h,
std/string_view
* include/Makefile.in: Regenerate.
* include/bits/char_traits.h: Gate hosted-only, wchar-only and
mbstate-only bits behind appropriate #ifs.
* include/std/string_view: Gate <iostream> functionality behind
HOSTED.
* include/std/version: Enable __cpp_lib_constexpr_string_view
and __cpp_lib_starts_ends_with in !HOSTED.
* include/std/ranges: Re-enable __is_basic_string_view on
freestanding, include <string_view> directly.
* include/precompiled/stdc++.h: Include <string_view> when
!HOSTED too.
* testsuite/20_util/function_objects/searchers.cc: Skip testing
boyer_moore searchers on freestanding
* testsuite/21_strings/basic_string_view/capacity/1.cc: Guard
<string>-related tests behind __STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/cons/char/1.cc: Ditto.
* testsuite/21_strings/basic_string_view/cons/char/2.cc: Remove
unused <stdexcept> include.
* testsuite/21_strings/basic_string_view/cons/char/3.cc: Remove
unused <vector> include.
* testsuite/21_strings/basic_string_view/cons/char/range.cc:
Guard <string> related testing behind __STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc:
Guard <stdexcept> related tests behind __STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/element_access/char/1.cc:
Ditto.
* testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
Guard <stdexcept> tests behind __STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/operations/contains/char/2.cc:
Enable test on freestanding, guard <stdexcept> bits behind
__STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/operations/substr/char.cc:
Guard <stdexcept> bits behind __STDC_HOSTED__.
* testsuite/21_strings/basic_string_view/operations/substr/wchar_t.cc:
Ditto.
2023-01-13 Dimitrij Mijoski <dmjpp@hotmail.com>
PR libstdc++/86419
* src/c++11/codecvt.cc (read_utf8_code_point): Correctly detect
errors in incomplete multibyte sequences.
(utf16_in): Remove surrogates parameter. Fix conditions for
returning partial.
(utf16_out): Fix condition for returning partial.
(ucs2_in): Do not pass surrogates argument to utf16_in.
* testsuite/22_locale/codecvt/codecvt_unicode.cc: New test.
* testsuite/22_locale/codecvt/codecvt_unicode.h: New header for
tests.
* testsuite/22_locale/codecvt/codecvt_unicode_wchar_t.cc: New
test.
2023-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108331
* config/io/c_io_stdio.h (__c_lock): Define as a typedef for
__GTHREAD_LEGACY_MUTEX_T if defined.
2023-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108327
* config/os/gnu-linux/ldbl-extra.ver (GLIBCXX_LDBL_3.4.31):
Export __try_use_facet specializations for facets in namespace
__gnu_cxx_ldbl128.
* config/os/gnu-linux/ldbl-ieee128-extra.ver
(GLIBCXX_IEEE128_3.4.31): Likewise for facets in namespace
__gnu_cxx_ieee128.
* testsuite/util/testsuite_abi.cc: Add to lists of known and
latest versions.
2023-01-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_mutex.h: Remove <system_error> include.
* include/std/condition_variable: Add <bits/error_constants.h>
include.
* include/std/mutex: Likewise.
* include/std/shared_mutex: Likewise.
2023-01-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/77691
* include/experimental/memory_resource
(_GLIBCXX_MAX_ALIGN_MATCHES_MALLOC): Define.
(do_allocate, do_deallocate): Check it.
* testsuite/experimental/memory_resource/new_delete_resource.cc:
Relax expected behaviour for 64-bit hppa-hp-hpux11.11.
2023-01-12 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml: Add latest library versions.
* doc/html/manual/abi.html: Regenerate.
2023-01-12 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/107189
* include/bits/stl_tree.h (_Rb_tree<>::_M_insert_range_equal): Remove
unused _Alloc_node instance.
2023-01-12 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_wait.h (__detail::__platform_wait_t):
Define as unsigned long if always lock-free, and unsigned int
otherwise.
2023-01-10 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (tzdb_list::_S_init_tzdb): Use __try and
__catch macros for exception handling.
2023-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108221
* include/bits/stl_algobase.h (__lg): Replace six overloads with
a single function template for all integer types.
* include/bits/stl_algo.h (__merge_adaptive_resize): Cast
arithmetic results back to _Distance.
2023-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108221
* include/std/span (span::span()): Un-simplify constraint to
work for size_t of lesser rank than int.
2023-01-07 LIU Hao <lh_mouse@126.com>
PR middle-end/108300
* src/c++11/system_error.cc: Define `WIN32_LEAN_AND_MEAN` before
<windows.h>.
* src/c++11/thread.cc: Likewise.
* src/c++17/fs_ops.cc: Likewise.
* src/filesystem/ops.cc: Likewise.
2023-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108228
* src/c++20/tzdb.cc (zoneinfo_dir): Add diagnostic pragma.
2023-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108235
* src/c++20/tzdb.cc (time_zone::_Impl::RulesCounter): New class
template and partial specialization for synchronizing access to
time_zone::_Impl::infos.
(time_zone::_M_get_sys_info, reload_tzdb): Adjust uses of
rules_counter.
2023-01-06 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108260
* include/bits/utility.h (__cpp_lib_ranges_zip): Define for C++23.
* include/std/ranges (__cpp_lib_ranges_zip): Likewise.
(__cpp_lib_ranges_chunk): Likewise.
(__cpp_lib_ranges_slide): Likewise.
(__cpp_lib_ranges_chunk_by): Likewise.
(__cpp_lib_ranges_join_with): Likewise.
(__cpp_lib_ranges_repeat): Likewise.
(__cpp_lib_ranges_stride): Likewise.
(__cpp_lib_ranges_cartesian_product): Likewise.
(__cpp_lib_ranges_as_rvalue): Likewise.
* include/std/version: Ditto.
* testsuite/20_util/tuple/p2321r2.cc: Verify value of
feature-test macro.
* testsuite/std/ranges/adaptors/as_rvalue/1.cc: Likewise.
* testsuite/std/ranges/adaptors/chunk/1.cc: Likewise.
* testsuite/std/ranges/adaptors/chunk_by/1.cc: Likewise.
* testsuite/std/ranges/adaptors/join_with/1.cc: Likewise.
* testsuite/std/ranges/adaptors/slide/1.cc: Likewise.
* testsuite/std/ranges/adaptors/stride/1.cc: Likewise.
* testsuite/std/ranges/cartesian_product/1.cc: Likewise.
* testsuite/std/ranges/repeat/1.cc: Likewise.
* testsuite/std/ranges/zip/1.cc: Likewise.
* testsuite/std/ranges/version_c++23.cc: New test.
2023-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108214
* include/std/bitset (operator>>): Use alloca in the right
scope, not in a constructor.
* testsuite/20_util/bitset/io/input.cc: Check case from PR.
2023-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108221
* include/std/format (basic_format_arg) [!__cpp_lib_to_chars]:
Disable visiting floating-point types.
2023-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108288
* include/debug/safe_iterator.h (_Safe_iterator::operator++(int))
(_Safe_iterator::operator--(int)): Do not hold lock around
construction of return value.
2023-01-05 John David Anglin <danglin@gcc.gnu.org>
* config/cpu/hppa/atomicity.h (_PA_LDCW_INSN): Define.
(__exchange_and_add): Use _PA_LDCW_INSN. Use ordered store for
lock release. Revise loop.
(__atomic_add): Likewise.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108212
* python/libstdcxx/v6/printers.py (_utc_timezone): New global
variable.
(StdChronoTimePointPrinter::to_string): Use it.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108290
* include/std/functional (_Bind_front): Add no_unique_address
attribute to data members.
* testsuite/20_util/function_objects/bind_front/107784.cc: Check
size of call wrappers with empty types for targets and bound
arguments.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108211
* src/c++20/tzdb.cc (chrono::current_zone()): Check for zone
using only last component of the name.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108228
PR libstdc++/108235
* config/abi/pre/gnu.ver: Move zoneinfo_dir_override export to
the latest symbol version.
* src/c++20/tzdb.cc (USE_ATOMIC_SHARED_PTR): Define to 0 if
atomic<_Node*> is not always lock free.
(USE_ATOMIC_LIST_HEAD): New macro.
[__hpux__] (__gnu_cxx::zoneinfo_dir_override()): Provide
definition of weak symbol.
(tzdb_list::_Node::_S_head): Rename to _S_head_cache.
(tzdb_list::_Node::_S_list_head): New function for accessing
list head efficiently.
(tzdb_list::_Node::_S_cache_list_head): New function for
updating _S_list_head.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108265
* include/std/chrono (hh_mm_ss): Do not use chrono::abs if
duration rep is unsigned.
* testsuite/std/time/hh_mm_ss/1.cc: Check unsigned rep.
2023-01-04 Iain Sandoe <iain@sandoe.co.uk>
PR libstdc++/108228
* config/abi/pre/gnu.ver (GLIBCXX_3.4):
Add __gnu_cxx::zoneinfo_dir_override().
2023-01-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108258
* include/std/array (__array_traits<T, 0>::operator T*()): Add
constexpr.
* testsuite/23_containers/array/element_access/constexpr_c++17.cc: Check
std::array<T, 0>::data().
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