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gcc/libstdc++-v3/ChangeLog
GCC Administrator 5a804924b8 Daily bump.
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2024-10-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (basic_string_view::copy) Use explicit
template argument for call to std::min<size_t>.
(basic_string_view::substr): Likewise.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_allocator.h (tracker_allocator):
Initialize base class in copy constructor.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (remove_all) [__FreeBSD__ || __DragonFly__]:
Check for EMLINK as well as ELOOP.
[__NetBSD__]: Check for EFTYPE as well as ELOOP.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-06-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115399
* include/tr2/dynamic_bitset (operator>>=): Remove redundant
call to _M_do_sanitize.
* include/tr2/dynamic_bitset.tcc (_M_do_left_shift): Zero out
low bits in words that should no longer be populated.
(_M_do_right_shift): Likewise for high bits.
* testsuite/tr2/dynamic_bitset/pr115399.cc: New test.
2024-10-07 Kim Gräsman <kim.grasman@gmail.com>
Backported from master:
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* include/bits/cpp_type_traits.h: Improve doxygen file docs.
2024-10-07 Kim Gräsman <kim.grasman@gmail.com>
Backported from master:
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* config/cpu/aarch64/opt/ext/opt_random.h: Improve doxygen file
docs.
* config/cpu/i486/opt/ext/opt_random.h: Likewise.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (_Variant_storage::_M_reset): Use
__unlikely__ form of attribute instead of unlikely.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* configure.ac: Fix check for O_NONBLOCK.
* config.h.in: Regenerate.
* configure: Regenerate.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-09-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116641
* include/bits/basic_string.h (operator=(basic_string&&)): Call
_M_assign instead of assign.
* testsuite/21_strings/basic_string/allocator/116641.cc: New
test.
2024-10-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115585
* src/c++11/assert_fail.cc (__glibcxx_assert_fail): Add
definition for non-verbose builds.
2024-07-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-07-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115807
* include/c_compatibility/stdatomic.h (_Atomic): Ensure it
refers to std::atomic in the global namespace.
* testsuite/29_atomics/headers/stdatomic.h/115807.cc: New test.
2024-06-27 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2024-06-27 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/115454
* testsuite/experimental/simd/pr115454_find_last_set.cc: Defer
to check_vect_support_and_set_flags's default dg-do action.
2024-06-25 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2023.xml: Change reference from
mainline GCC to the release branch.
* doc/xml/manual/status_cxx1998.xml: Remove confusing "not in
any particular release" text.
* 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_cxxtr1.xml: Likewise.
* doc/xml/manual/status_cxxtr24733.xml: Likewise.
* doc/html/manual/status.html: Regenerate.
2024-06-21 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-06-21 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115575
* testsuite/experimental/simd/pr115454_find_last_set.cc: Require
avx512f_runtime. Don't memcpy fixed_size masks.
2024-06-21 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115454
* include/experimental/bits/simd_x86.h (_S_not_equal_to): Use
neq comparison instead of bitwise negation after eq.
(_S_find_last_set): Clear unused high bits before computing
bit_width.
* testsuite/experimental/simd/pr115454_find_last_set.cc: New
test.
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-06-04 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115308
* include/experimental/bits/simd.h (__int_for_sizeof): Remove
special cases for __clang__.
(_SimdWrapper): Change constructor overload set to allow
conversion from vector types with integral conversions via bit
reinterpretation.
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-05-29 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115247
* include/experimental/bits/simd.h (__as_vector): Don't use
vector_size(8) on __i386__.
(__vec_shuffle): Never return MMX vectors, widen to 16 bytes
instead.
(concat): Fix padding calculation to pick up widening logic from
__as_vector.
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2024-05-13 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114958
* include/experimental/bits/simd.h (__as_vector): Return scalar
simd as one-element vector. Return vector from single-vector
fixed_size simd.
(__vec_shuffle): New.
(__extract_part): Adjust return type signature.
(split): Use __extract_part for any split into non-fixed_size
simds.
(concat): If the return type stores a single vector, use
__vec_shuffle (which calls __builtin_shufflevector) to produce
the return value.
* include/experimental/bits/simd_builtin.h
(__shift_elements_right): Removed.
(__extract_part): Return single elements directly. Use
__vec_shuffle (which calls __builtin_shufflevector) to for all
non-trivial cases.
* include/experimental/bits/simd_fixed_size.h (__extract_part):
Return single elements directly.
* testsuite/experimental/simd/pr114958.cc: New test.
2024-06-20 Release Manager
* GCC 12.4.0 released.
2024-06-17 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-06-14 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new_opa.cc [!_GLIBCXX_HOSTED]: Fix declaration of
posix_memalign.
2024-06-11 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.
2024-06-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-06-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_ops.h (create_directory): Use reserved name
for parameter.
* 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.
* libsupc++/cxxabi_init_exception.h
(__cxa_init_primary_exception): Likewise.
* testsuite/17_intro/names.cc: Add checks.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-11 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.
2024-06-01 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2024-06-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115269
* doc/xml/manual/using.xml: Replace link to gcc-4.3.2 docs.
Replace list of -std=... options with a single entry for -std.
* doc/html/manual/using.html: Regenerate.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-05-08 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.
2024-04-21 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.
2024-04-21 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.
2024-04-21 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.
2024-04-18 Iain Sandoe <iain@sandoe.co.uk>
Backported from master:
2022-12-04 Iain Sandoe <iain@sandoe.co.uk>
* config/os/bsd/darwin/os_defines.h
(_GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC): Limit use of this macro
to OS versions that need it.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (pointer_traits::pointer_to): Rename
parameter.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/tuple: Add better Doxygen comments.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/new_nothrow.cc: Add missing noexcept
to operator delete replacements.
* testsuite/20_util/any/cons/92156.cc: Disable
-Winit-list-lifetime warnings from instantiating invalid
specialization of manager function.
* testsuite/20_util/any/modifiers/92156.cc: Likewise.
* testsuite/20_util/default_delete/void_neg.cc: Prune additional
diagnostics.
* testsuite/20_util/headers/memory/synopsis.cc: Add missing
noexcept.
* testsuite/20_util/shared_ptr/cons/void_neg.cc: Prune
additional diagnostic.
* testsuite/20_util/unique_ptr/creation/for_overwrite.cc: Add
missing noexcept to operator delete replacements.
* testsuite/21_strings/basic_string/cons/char/103919.cc:
Likewise.
* testsuite/23_containers/map/modifiers/emplace/92300.cc:
Likewise.
* testsuite/23_containers/map/modifiers/insert/92300.cc:
Likewise.
* testsuite/24_iterators/headers/iterator/range_access_c++11.cc:
Add missing noexcept to synopsis declarations.
* testsuite/24_iterators/headers/iterator/range_access_c++14.cc:
Likewise.
* testsuite/24_iterators/headers/iterator/range_access_c++17.cc:
Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/headers/memory/synopsis.cc: Add declarations
from C++11 and later.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (_Temporary_buffer): Disable
warnings about get_temporary_buffer being deprecated.
* include/ext/functional (mem_fun1, mem_fun1_ref): Disable
warnings about mem_fun1_t, const_mem_fun1_t, mem_fun1_ref_t and
const_mem_fun1_ref_t being deprecated.
* include/std/spanstream (basic_spanbuf::setbuf): Add assertion
and adjust to avoid narrowing warning.
* libsupc++/exception_ptr.h [!__cpp_rtti && !__cpp_exceptions]
(make_exception_ptr): Add missing inline specifier.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Define
_GTHREAD_USE_MUTEX_TIMEDLOCK macro.
* include/bits/std_mutex.h (mutex, lock_guard): Use @since and
@headerfile.
* include/bits/unique_lock.h (unique_lock): Likewise.
* include/std/mutex (recursive_mutex, timed_mutex)
(recursive_timed_mutex, scoped_lock): Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Define
_GLIBCXX23_CONSTEXPR macro.
* include/backward/auto_ptr.h (auto_ptr): Use @deprecated.
* include/bits/unique_ptr.h (default_delete): Use @since and
@headerfile.
* include/std/scoped_allocator: Remove @ingroup from @file
block.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ostream_insert.h: Mark helper functions as
undocumented by Doxygen.
* include/bits/stl_algo.h: Use markdown for formatting and mark
helper functions as undocumented.
* include/bits/stl_numeric.h: Likewise.
* include/bits/stl_pair.h (pair): Add @headerfile.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Define __allocator_base
so that Doxygen shows the right base-class for std::allocator.
* include/bits/alloc_traits.h: Improve doxygen docs.
* include/bits/allocator.h: Likewise.
* include/bits/new_allocator.h: Likewise.
* include/ext/new_allocator.h: Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Define macro
_GLIBCXX_DOXYGEN_ONLY to expand its argument.
* include/bits/c++config (_GLIBCXX_DOXYGEN_ONLY): Define.
* include/bits/regex.h: Improve doxygen docs.
* include/bits/regex_constants.h: Likewise.
* include/bits/regex_error.h: Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/atomic: Suppress doxygen docs for
implementation details.
* include/bits/atomic_base.h: Likewise.
* include/bits/shared_ptr_atomic.h: Use markdown. Fix grouping
so that std::atomic is not added to the pointer abstractions
group.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-17 Jonathan Wakely <jwakely@redhat.com>
* src/Makefile.am [ENABLE_SYMVERS_GNU_NAMESPACE] (cxx11_sources):
Do not build the compatibility*-c++0x.cc objects.
* src/Makefile.in: Regenerate.
* src/c++11/compatibility-c++0x.cc [_GLIBCXX_INLINE_VERSION]:
Refuse to build for the versioned namespace.
* src/c++11/compatibility-chrono.cc: Likewise.
* src/c++11/compatibility-condvar.cc: Likewise.
* src/c++11/compatibility-thread-c++0x.cc: Likewise.
* src/c++11/chrono.cc (system_clock, steady_clock):
Use macros to define in inline namespace _V2, matching the
declarations in <system_error>.
* src/c++11/system_error.cc (system_category, generic_category):
Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (PREDEFINED): Expand new macros to
nothing.
* include/bits/c++config (_GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE)
(_GLIBCXX_END_INLINE_ABI_NAMESPACE): Define new macros.
* include/bits/algorithmfwd.h (_V2::__rotate): Use new macros
for the namespace.
* include/bits/chrono.h (chrono::_V2::system_clock): Likewise.
* include/bits/stl_algo.h (_V2::__rotate): Likewise.
* include/std/condition_variable (_V2::condition_variable_any):
Likewise.
* include/std/system_error (_V2::error_category): Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in (GROUP_NESTED_COMPOUNDS): Set to NO.
(CLASS_DIAGRAMS): Remove obsolete option.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (__is_path_iter_src): Replace class
template with variable template.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (__ptr_traits_elem) [__cpp_concepts]:
Also define the __ptr_traits_elem class template for the
concepts case.
(pointer_traits<Ptr>): Remove constrained partial
specialization.
* testsuite/20_util/pointer_traits/lwg3545.cc: Check for
ambiguitiy with program-defined partial specialization.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-24 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocator_traits::is_always_equal):
Only instantiate is_empty if needed.
* include/bits/ptr_traits.h (__ptr_traits_impl::difference_type)
(__ptr_traits_impl::rebind): Use __detected_or.
* include/experimental/type_traits (is_same_v): Add a partial
specialization instead of instantiating the std::is_same class
template.
(detected_t): Redefine in terms of detected_or_t.
(is_detected, is_detected_v): Redefine in terms of detected_t.
* include/std/type_traits [__cpp_concepts] (__detected_or): Add
new definition using concepts.
(__detector::value_t): Rename to __is_detected.
* testsuite/17_intro/names.cc: Check value_t isn't used.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h: Add some doxygen comments.
2024-03-18 Xi Ruoyao <xry111@xry111.site>
Backported from master:
2022-06-24 Xi Ruoyao <xry111@xry111.site>
* scripts/extract_symvers.in: Use grep -E instead of egrep.
* scripts/run_doxygen: Likewise.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-10-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107376
* include/bits/regex_executor.h (_Executor::_Executor): Use same
allocator for _M_cur_results and _M_results.
* include/bits/regex_executor.tcc (_Executor::_M_main_dispatch):
Prevent possibly incorrect allocator propagating to
_M_cur_results.
* testsuite/28_regex/algorithms/regex_match/107376.cc: New test.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/sstream (basic_stringbuf::view): Define for old
std::string ABI.
(basic_istringstream::view, basic_stringstream::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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-28 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/codecvt.cc: Add [[likely]] and [[unlikely]]
attributes.
2024-03-18 Dimitrij Mijoski <dmjpp@hotmail.com>
Backported from master:
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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 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/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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 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.
2024-03-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107500
* libsupc++/eh_globals.cc (eh_globals): Remove immortalizing
wrapper.
(__cxxabiv1::__cxa_get_globals_fast): Adjust.
(__cxxabiv1::__cxa_get_globals): Adjust.
2024-03-18 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.
2024-03-13 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.
2024-03-13 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.
2024-03-13 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.
2024-03-13 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.
2024-03-13 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.
2024-03-13 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.
2024-03-13 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.
2024-02-08 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.
2024-02-08 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:
2024-01-13 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:
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113258
* libsupc++/new_opa.cc: Prefer to use posix_memalign if
available.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636
* include/bits/shared_ptr_base.h (__shared_ptr::operator bool):
Add always_inline attribute for C++20 and later.
2024-01-11 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.
2024-01-11 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.
2024-01-03 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.
2023-12-16 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.
2023-12-06 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.
2023-12-06 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.
2023-11-13 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:
2023-09-28 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:
2023-10-04 Tom Tromey <tromey@adacore.com>
* python/libstdcxx/v6/xmethods.py (_versioned_namespace):
Define.
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:
2023-09-12 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py: Reformat.
* python/libstdcxx/v6/xmethods.py: 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.
2023-10-25 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.
2023-10-23 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.
2023-10-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_dir.h (directory_iterator::operator==):
Define without using a non-exported shared_ptr symbol.
(recursive_directory_iterator::operator==): Likewise.
2023-10-03 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.
2023-10-03 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.
2023-10-03 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.
2023-10-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/ops-common.h (get_temp_directory_from_env): Fix
formatting.
2023-10-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-10-02 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 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-08-09 Jonathan Wakely <jwakely@redhat.com>
* 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/html/*: Regenerate.
2023-09-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-07-12 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.
2023-06-23 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.
2023-06-21 Jason Merrill <jason@redhat.com>
PR tree-optimization/105651
* include/bits/basic_string.tcc (_M_replace): Add an assert
to avoid -Wrestrict false positive.
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 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.
2023-05-30 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.
2023-05-30 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.
2023-05-24 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.
2023-05-24 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__.
2023-05-24 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.
2023-05-23 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.
2023-05-23 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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
* testsuite/experimental/simd/tests/reductions.cc: Introduce
max_distance as the type-dependent max error.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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__.
2023-05-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-05-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107801
* src/c++17/memory_resource.cc (chunk::_M_bytes): Change type
from uint32_t to bitset::size_type. Adjust static assertion.
(__pool_resource::_Pool::replenish): Cast to size_t after
multiplication instead of before.
(__pool_resource::_M_alloc_pools): Ensure both arguments to
std::max have type size_t.
2023-05-11 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-16 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdExpAnyPrinter): Make
expansion of std::string in manager name more robust.
2023-05-08 Release Manager
* GCC 12.3.0 released.
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.
2023-05-03 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.
2023-04-29 Patrick Palka <ppalka@redhat.com>
Backported from master:
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/lazy_split.cc (test12): New test.
2023-04-29 Patrick Palka <ppalka@redhat.com>
Backported from master:
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.
2023-04-29 Patrick Palka <ppalka@redhat.com>
Backported from master:
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/lwg3292_neg.cc: Prune "in
requirements" diagnostic.
* 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.
2023-04-28 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.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
* include/std/atomic: Add missing @endcond doxygen comment.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107850
* include/bits/erase_if.h (__erase_nodes_if): Use non-const
reference to the container.
* include/experimental/map (erase_if): Likewise.
* include/experimental/set (erase_if): Likewise.
* include/experimental/unordered_map (erase_if): Likewise.
* include/experimental/unordered_set (erase_if): Likewise.
* include/std/map (erase_if): Likewise.
* include/std/set (erase_if): Likewise.
* include/std/unordered_map (erase_if): Likewise.
* include/std/unordered_set (erase_if): Likewise.
* testsuite/23_containers/map/erasure.cc: Check with
const-incorrect predicate.
* testsuite/23_containers/set/erasure.cc: Likewise.
* testsuite/23_containers/unordered_map/erasure.cc: Likewise.
* testsuite/23_containers/unordered_set/erasure.cc: Likewise.
* testsuite/experimental/map/erasure.cc: Likewise.
* testsuite/experimental/set/erasure.cc: Likewise.
* testsuite/experimental/unordered_map/erasure.cc: Likewise.
* testsuite/experimental/unordered_set/erasure.cc: Likewise.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
Replace non-ASCII character.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107466
* include/bits/random.h (subtract_with_carry_engine): Use 32-bit
type for default seed. Use 0u as default argument for
subtract_with_carry_engine(result_type) constructor and
seed(result_type) member function.
* include/bits/random.tcc (subtract_with_carry_engine): Use
32-bit type for default seed and engine used for initial state.
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
New test.
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.
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.
2023-04-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103755
* include/bits/locale_classes.tcc (try_facet, use_facet): Do not
check array index or dynamic type when accessing required
specializations of std::ctype, std::num_get, or std::num_put.
* testsuite/22_locale/ctype/is/string/89728_neg.cc: Adjust
expected errors.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107852
PR libstdc++/106199
PR libstdc++/100366
* include/bits/vector.tcc (vector::_M_fill_insert): Copy
_M_start and _M_finish members before allocating.
(vector::_M_default_append): Likewise.
(vector::_M_range_insert): Likewise.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-01-15 Jonathan Wakely <jwakely@redhat.com>
* testsuite/30_threads/jthread/jthread.cc: Remove -pthread from
dg-options.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-04-12 Patrick Palka <ppalka@redhat.com>
Backported from master:
2023-04-12 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: Include <algorithm>,
<iterator>, <limits> and <cstdint>.
2023-03-30 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-03-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109242
* include/std/optional (transform): Use std::remove_cv_t.
* testsuite/20_util/optional/monadic/pr109242.cc: New test.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108118
* include/bits/shared_ptr_base.h (weak_ptr::operator=):
Implement as move-and-swap exactly as specified in the standard.
* testsuite/20_util/weak_ptr/cons/self_move.cc: New test.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algobase.h (__detail::__copy_or_move):
Move output iterator.
* testsuite/25_algorithms/copy/constrained.cc: Check copying to
move-only output iterator.
2023-03-28 Björn Schäpers <bjoern@hazardy.de>
Backported from master:
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.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (operator<<): Only output to narrow
ostreams (LWG 3515).
* testsuite/19_diagnostics/stacktrace/synopsis.cc:
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration_cast, floor, round, abs, ceil)
(time_point_cast): Add [[nodiscard]] attribute and doxygen
comments.
(treat_as_floating_point): Add doxygen commen.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration, time_point): Change 'struct'
to 'class'.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/bitset (bitset::_M_copy_to_string): Find set bits
instead of iterating over individual bits.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_GLIBCXX_TSAN_MUTEX_PRE_LOCK):
Replace with ...
(_GLIBCXX_TSAN_MUTEX_TRY_LOCK): ... this, add try_lock flag.
(_GLIBCXX_TSAN_MUTEX_TRY_LOCK_FAILED): New macro using
try_lock_failed flag
(_GLIBCXX_TSAN_MUTEX_POST_LOCK): Rename to ...
(_GLIBCXX_TSAN_MUTEX_LOCKED): ... this.
(_GLIBCXX_TSAN_MUTEX_PRE_UNLOCK): Remove invalid flag.
(_GLIBCXX_TSAN_MUTEX_POST_UNLOCK): Remove invalid flag.
(_Sp_atomic::_Atomic_count::lock): Use new macros.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_GLIBCXX_TSAN_MUTEX_DESTROY)
(_GLIBCXX_TSAN_MUTEX_PRE_LOCK, _GLIBCXX_TSAN_MUTEX_POST_LOCK)
(_GLIBCXX_TSAN_MUTEX_PRE_UNLOCK, _GLIBCXX_TSAN_MUTEX_POST_UNLOCK)
(_GLIBCXX_TSAN_MUTEX_PRE_SIGNAL, _GLIBCXX_TSAN_MUTEX_POST_SIGNAL):
Define macros for TSan annotation functions.
(_Sp_atomic::_Atomic_count): Add annotations.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/memory_resource (new_delete_resource): Add
nodiscard, returns_nonnull and const attributes.
(null_memory_resource): Likewise.
(set_default_resource, get_default_resource): Add returns_nonnull
attribute.
(memory_resource::is_equal): Add nodiscard attribute.
(operator==, operator!=): Likewise.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/future
(_State_baseV2::__setter(exception_ptr&, promise&)): Add
assertion for LWG 2276 precondition.
* testsuite/30_threads/promise/members/set_exception_neg.cc:
New test.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-08 Jonathan Wakely <jwakely@redhat.com>
* include/c_global/cstddef (byte): Add always_inline attribute
to all operator overloads.
(to_integer): Add always_inline attribute.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-08 Jonathan Wakely <jwakely@redhat.com>
* include/std/system_error (__adl_only::make_error_code): Add
deleted function.
(__adl_only::make_error_condition): Likewise.
(error_code::error_code(ErrorCodeEnum)): Add using-declaration
for deleted function.
(error_condition::error_condition(ErrorConditionEnum)):
Likewise.
* testsuite/19_diagnostics/error_code/cons/lwg3629.cc: New test.
* testsuite/19_diagnostics/error_condition/cons/lwg3629.cc: New test.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ios_base.h (io_category): Add const and nodiscard
attributes.
(make_error_code, make_error_condition): Add nodiscard.
* include/std/future (future_category): Add const and nodiscard.
(make_error_code, make_error_condition): Add nodiscard.
* include/std/system_error (generic_category system_category):
Add nodiscard. Replace _GLIBCXX_CONST with C++11 attribute.
(error_code::value, error_code::category, error_code::operator bool)
(error_condition::value, error_condition::category)
(error_condition::operator bool, make_error_code)
(make_error_condition, operator==, operator!=, operator<=>): Add
nodiscard.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_thread.h (thread, thread::id): Improve
doxygen docs.
* include/std/future: Likewise.
* include/std/thread (jthread): Likewise.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/system_error: Improve doxygen comments.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/ext/throw_allocator.h: Use reserved names for
parameters.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-25 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_UCHAR_H): Don't use AC_MSG_RESULT
unless the AC_MSG_CHECKING happened.
* configure: Regenerate.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-01-12 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml: Add latest library versions.
* doc/html/manual/abi.html: Regenerate.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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>
Backported from master:
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>
Backported from master:
2023-03-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cow_string.h: Fix typo in comment.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-16 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/optional: Fix header name in comment.
2023-03-28 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-03-21 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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>
Backported from master:
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>
Backported from master:
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 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
2022-11-16 François Dumont <fdumont@gcc.gnu.org>
* python/libstdcxx/v6/printers.py (FilteringTypePrinter): Rename 'match' field
'template'. Add self.targ1 to specify the first template parameter of the instantiation
to match.
(add_one_type_printer): Add targ1 optional parameter, default to None.
Use gdb.types.get_basic_type to compare the type to recognize and the type
returned from the typedef lookup.
(register_type_printers): Adapt calls to add_one_type_printers.
2023-03-20 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
2022-10-03 François Dumont <fdumont@gcc.gnu.org>
* python/libstdcxx/v6/printers.py (Printer.add_version): Do not add version
namespace for __cxx11 symbols.
(add_one_template_type_printer): Likewise.
(add_one_type_printer): Likewise.
(FilteringTypePrinter._recognizer.recognize): Add a workaround for std::string & al
ambiguous typedef matching both std:: and std::__cxx11:: symbols.
* testsuite/libstdc++-prettyprinters/cxx17.cc: Remove obsolete
\#define _GLIBCXX_USE_CXX11_ABI 0.
* testsuite/libstdc++-prettyprinters/simple.cc: Likewise. Adapt test to accept
std::__cxx11::list.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
* testsuite/libstdc++-prettyprinters/80276.cc: Likewise and remove xfail for c++20
and debug mode.
* testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
2023-03-20 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
2022-09-22 François Dumont <fdumont@gcc.gnu.org>
* python/libstdcxx/v6/printers.py: Remove ptinter registration for non-existing
types std::__debug::unique_ptr, std::__debug::stack, std::__debug::queue,
std::__debug::priority_queue.
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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().
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109182
* include/std/expected (expected<void>::expected(in_place_t)):
Remove template-head.
2023-03-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109165
* include/std/coroutine (hash<>::operator()): Add const.
* testsuite/18_support/coroutines/hash.cc: New test.
2023-03-10 Thomas W Rodgers <rodgert@twrodgers.com>
Backported from master:
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.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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.
2023-02-23 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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>
Backported from master:
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>
Backported from master:
2023-02-20 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__extract_part, split):
Use reserved name for template parameter.
2023-02-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-31 Jonathan Wakely <jwakely@redhat.com>
* include/bits/refwrap.h (reference_wrapper::operator()): Add
noexcept-specifier and use __invoke_result instead of result_of.
* testsuite/20_util/reference_wrapper/invoke-noexcept.cc: New test.
2023-02-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636
* 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.
2023-02-16 Matthias Kretz <m.kretz@gsi.de>
Backported from master:
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>
Backported from master:
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>
Backported from master:
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>
Backported from master:
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>
Backported from master:
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.
2023-02-14 Thomas W Rodgers <rodgert@twrodgers.com>
Backported from master:
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.
2023-02-10 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-11-24 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107468
* src/c++17/fast_float/fast_float.h: Partial merge from fast_float
2ef9abbcf6a11958b6fa685a89d0150022e82e78 commit.
2023-02-10 Jakub Jelinek <jakub@redhat.com>
Backported from master:
2022-11-07 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/107468
* src/c++17/fast_float/fast_float.h: Partial merge from fast_float
662497742fea7055f0e0ee27e5a7ddc382c2c38e commit.
* testsuite/20_util/from_chars/pr107468.cc: New test.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-02-02 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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.
2023-02-02 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-11-06 Patrick Palka <ppalka@redhat.com>
* include/bits/atomic_wait.h (_detail::__platform_wait_alignment):
Declare inline. Remove redundant static specifier.
(__detail::__atomic_spin_count_relax): Declare inline.
(__detail::__atomic_spin_count): Likewise.
* include/bits/regex_automaton.h (__detail::_S_invalid_state_id):
Declare inline for C++17. Declare constexpr. Remove
redundant const and static specifiers.
* include/bits/regex_error.h (regex_constants::error_collate):
Declare inline for C++17 as per P0607R0.
(regex_constants::error_ctype): Likewise.
(regex_constants::error_escape): Likewise.
(regex_constants::error_backref): Likewise.
(regex_constants::error_brack): Likewise.
(regex_constants::error_paren): Likewise.
(regex_constants::error_brace): Likewise.
(regex_constants::error_badbrace): Likewise.
(regex_constants::error_range): Likewise.
(regex_constants::error_space): Likewise.
(regex_constants::error_badrepeat): Likewise.
(regex_constants::error_complexity): Likewise.
(regex_constants::error_stack): Likewise.
* include/ext/concurrence.h (__gnu_cxx::__default_lock_policy):
Likewise. Remove redundant static specifier.
* include/pstl/execution_defs.h (execution::seq): Declare inline
for C++17 as per P0607R0.
(execution::par): Likewise.
(execution::par_unseq): Likewise.
(execution::unseq): Likewise.
2023-01-18 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105730
* src/c++11/compatibility-condvar.cc (__nothrow_wait_cv::wait):
Access private data member of base class and call its wait
member.
2023-01-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106183
* include/bits/atomic_wait.h (__waiter_pool_base::_M_notify):
Move increment of _M_ver here.
[!_GLIBCXX_HAVE_PLATFORM_WAIT]: Lock mutex around increment.
Use relaxed memory order and always notify all waiters.
(__waiter_base::_M_do_wait) [!_GLIBCXX_HAVE_PLATFORM_WAIT]:
Check value again after locking mutex.
(__waiter_base::_M_notify): Remove increment of _M_ver.
2023-01-05 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
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. Remove incorrect noexcept-specifier.
* testsuite/std/time/hh_mm_ss/1.cc: Check unsigned rep. Check
floating-point representations. Check default construction.
2022-12-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107814
* testsuite/experimental/filesystem/iterators/error_reporting.cc:
Use a static buffer with space after it.
2022-12-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::_M_swap_val_unex): Guard the
correct object.
(expected::swap): Move is_swappable
requirement from static_assert to constraint.
(swap): Likewise.
(operator==): Remove noexcept-specifier.
* testsuite/20_util/expected/swap.cc: Check swapping of
types without non-throwing move constructor. Check constraints
on swap.
* testsuite/20_util/expected/unexpected.cc: Check constraints on
swap.
* testsuite/20_util/expected/equality.cc: New test.
2022-12-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-12-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108097
* include/std/stacktrace (basic_stracktrace::_Impl): Do not
multiply N by sizeof(value_type) when allocating.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/memory: Do not include <bits/stl_algobase.h>.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/tuple/swap.cc (MoveOnly::operator==): Add
const qualifier.
* testsuite/26_numerics/valarray/87641.cc (X::operator==):
Likewise.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::_M_invalid): Remove.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (duration): Check preconditions on
template arguments before using them.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-10-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (path::filename()): Fix dangling
reference.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/intro.xml: Document LWG 1203.
* doc/html/*: Regenerate.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/barrier: Add missing runtime exception.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_dir.h (directory_iterator): Add comparison
with std::default_sentinel_t. Remove redundant operator!= for
C++20.
* (recursive_directory_iterator): Likewise.
* include/bits/iterator_concepts.h [!__cpp_lib_concepts]
(default_sentinel_t, default_sentinel): Define even if concepts
are not supported.
* include/bits/regex.h (regex_iterator): Add comparison with
std::default_sentinel_t. Remove redundant operator!= for C++20.
(regex_token_iterator): Likewise.
(regex_token_iterator::_M_end_of_seq()): Add noexcept.
* testsuite/27_io/filesystem/iterators/lwg3719.cc: New test.
* testsuite/28_regex/iterators/regex_iterator/lwg3719.cc:
New test.
* testsuite/28_regex/iterators/regex_token_iterator/lwg3719.cc:
New test.
2022-11-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/91456
* include/std/type_traits (__is_nothrow_invocable): Remove.
(__is_invocable_impl::__nothrow_type): New member type which
checks if the conversion can throw.
(__is_nt_invocable_impl): Replace class template with alias
template to __is_nt_invocable_impl::__nothrow_type.
* testsuite/20_util/is_nothrow_invocable/91456.cc: New test.
* testsuite/20_util/is_nothrow_convertible/value.cc: Remove
macro used by value_ext.cc test.
* testsuite/20_util/is_nothrow_convertible/value_ext.cc: Remove
test for non-standard __is_nothrow_invocable trait.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106201
* include/bits/fs_path.h (filesystem::swap(path&, path&)):
Replace with abbreviated function template.
* include/experimental/bits/fs_path.h (filesystem::swap):
Likewise.
* testsuite/27_io/filesystem/iterators/106201.cc: New test.
* testsuite/experimental/filesystem/iterators/106201.cc: New test.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107801
* src/c++17/memory_resource.cc (pool_sizes): Disable large pools
for targets with 16-bit int.
2022-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/mofunc_impl.h (move_only_function::__param_t):
Use __is_scalar instead of is_trivially_copyable.
* testsuite/20_util/move_only_function/call.cc: Check parameters
involving incomplete types.
2022-11-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/95048
* include/bits/fs_path.h (path::_Codecvt): New class template
that selects the kind of code conversion done.
(path::_Codecvt<wchar_t>): Select based on sizeof(wchar_t).
(_GLIBCXX_CONV_FROM_UTF8): New macro to allow the same code to
be used for Windows and POSIX.
(path::_S_convert(const EcharT*, const EcharT*)): Simplify by
using _Codecvt and _GLIBCXX_CONV_FROM_UTF8 abstractions.
(path::_S_str_convert(basic_string_view<value_type>, const A&)):
Simplify nested conditions.
* include/experimental/bits/fs_path.h (path::_Cvt): Define
nested typedef controlling type of code conversion done.
(path::_Cvt::_S_wconvert): Use new typedef.
(path::string(const A&)): Likewise.
* testsuite/27_io/filesystem/path/construct/95048.cc: New test.
* testsuite/experimental/filesystem/path/construct/95048.cc: New
test.
2022-11-14 Nathaniel Shead <nathanieloshead@gmail.com>
Backported from master:
2022-11-11 Nathaniel Shead <nathanieloshead@gmail.com>
PR libstdc++/103295
* include/bits/basic_string.h (_M_use_local_data): Set active
member to _M_local_buf.
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-11-08 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/authors.xml: Remove empty author element.
* doc/xml/manual/spine.xml: Likewise.
* doc/html/manual/index.html: Regenerate.
2022-10-19 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2022-06-22 Alexandre Oliva <oliva@adacore.com>
* libsupc++/eh_globals.cc [!_GLIBCXX_HAVE_TLS]
(__eh_globals_init::~__eh_globals_init): Clear _S_init first.
2022-09-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-09-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document std::bind API
changes.
* doc/xml/manual/intro.xml: Document LWG 2487 status.
* doc/xml/manual/using.xml: Clarify default value of
_GLIBCXX_USE_DEPRECATED.
* doc/html/*: Regenerate.
* include/std/functional (_Bind::operator()(Args&&...) volatile)
(_Bind::operator()(Args&&...) const volatile)
(_Bind_result::operator()(Args&&...) volatile)
(_Bind_result::operator()(Args&&...) const volatile): Replace
with deleted overload for C++20 and later.
* testsuite/20_util/bind/cv_quals.cc: Check for deprecated
warnings in C++17.
* testsuite/20_util/bind/cv_quals_2.cc: Likewise, and check for
ill-formed in C++20.
2022-09-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml: Document GLIBCXX_3.4.30 version.
* doc/html/manual/abi.html: Regenerate.
2022-09-12 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-09-12 Patrick Palka <ppalka@redhat.com>
PR libstdc++/106320
* testsuite/std/ranges/adaptors/join.cc (test13): New test.
2022-09-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106695
* include/bits/std_thread.h (thread::_State_impl): Forward
individual arguments to _Invoker constructor.
(thread::_Invoker): Add constructor. Delete copies.
* include/std/future (__future_base::_Deferred_state): Forward
individual arguments to _Invoker constructor.
(__future_base::_Async_state_impl): Likewise.
* testsuite/30_threads/async/106695.cc: New test.
* testsuite/30_threads/thread/106695.cc: New test.
2022-09-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106607
* include/bits/regex_compiler.tcc (_Compiler::_M_cur_int_value):
Use built-ins to check for integer overflow in back-reference
number.
* testsuite/28_regex/basic_regex/106607.cc: New test.
2022-08-24 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106589
* include/std/variant (__do_visit): Handle is_void<R> for zero
argument case.
* testsuite/20_util/variant/visit_r.cc: Check std::visit<void>(v).
2022-08-23 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105678
* doc/xml/manual/using.xml: Document -lstdc++_libbacktrace
requirement for using std::stacktrace. Also adjust -frtti and
-fexceptions to document non-default (i.e. negative) forms.
* doc/html/*: Regenerate.
2022-08-19 Release Manager
* GCC 12.2.0 released.
2022-08-05 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-04 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (basic_string_view(Range&&)): Add
explicit as per P2499R0.
* testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc:
Adjust implicit conversions. Check implicit conversions fail.
* testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc:
Likewise.
2022-08-05 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-04 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (unexpected::_M_val): Rename to _M_unex.
(bad_expected_access::_M_val): Likewise.
2022-08-05 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-08-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ios_base.h (__cpp_lib_ios_noreplace): Update
value to 202207L.
* include/std/version (__cpp_lib_ios_noreplace): Likewise.
* testsuite/27_io/basic_ofstream/open/char/noreplace.cc: Check
for new value.
* testsuite/27_io/basic_ofstream/open/wchar_t/noreplace.cc:
Likewise.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-28 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (_Dir::dir_and_pathname):: Replace with
current() returning _At_path.
(_Dir::_Dir, _Dir::open_subdir, _Dir::do_unlink): Adjust.
* src/filesystem/dir-common.h (_Dir_base::_At_path): New class.
(_Dir_base::_Dir_Base, _Dir_base::openat): Use _At_path.
* src/filesystem/dir.cc (_Dir::dir_and_pathname): Replace with
current() returning _At_path.
(_Dir::_Dir, _Dir::open_subdir): Adjust.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104443
* include/bits/stl_iterator.h (common_iterator::operator->):
Change return type to just auto.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106248
* include/std/istream [C++17] (operator>>(istream&, char*)):
Set eofbit if we stopped extracting at EOF.
* testsuite/27_io/basic_istream/extractors_character/char/pr106248.cc:
New test.
* testsuite/27_io/basic_istream/extractors_character/wchar_t/pr106248.cc:
New test.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_ops.h: Add nodiscard to all pure functions.
* include/experimental/bits/fs_ops.h: Likewise.
* testsuite/27_io/filesystem/operations/all.cc: Do not discard
results of absolute and canonical.
* testsuite/27_io/filesystem/operations/absolute.cc: Cast
discarded result to void.
* testsuite/27_io/filesystem/operations/canonical.cc: Likewise.
* testsuite/27_io/filesystem/operations/exists.cc: Likewise.
* testsuite/27_io/filesystem/operations/is_empty.cc: Likewise.
* testsuite/27_io/filesystem/operations/read_symlink.cc:
Likewise.
* testsuite/27_io/filesystem/operations/status.cc: Likewise.
* testsuite/27_io/filesystem/operations/symlink_status.cc:
Likewise.
* testsuite/27_io/filesystem/operations/temp_directory_path.cc:
Likewise.
* testsuite/experimental/filesystem/operations/canonical.cc:
Likewise.
* testsuite/experimental/filesystem/operations/exists.cc:
Likewise.
* testsuite/experimental/filesystem/operations/is_empty.cc:
Likewise.
* testsuite/experimental/filesystem/operations/read_symlink.cc:
Likewise.
* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
Likewise.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105995
* include/bits/basic_string.h (_M_use_local_data): Initialize
the entire SSO buffer.
* testsuite/21_strings/basic_string/cons/char/105995.cc: New test.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/new_allocator.h: Fix indentation.
* include/ext/malloc_allocator.h: Likewise.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105957
* include/bits/allocator.h (allocator::allocate): Check for
overflow in constexpr allocation.
* testsuite/20_util/allocator/105975.cc: New test.
2022-08-03 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105844
* include/experimental/numeric (experimental::gcd): Simplify
assertions. Use __abs_r instead of __absu.
(experimental::lcm): Likewise. Remove use of __detail::__lcm so
overflow can be detected.
* include/std/numeric (__detail::__absu): Rename to __abs_r and
change to allow signed result type, so overflow can be detected.
(__detail::__lcm): Remove.
(gcd): Simplify assertions. Use __abs_r instead of __absu.
(lcm): Likewise. Remove use of __detail::__lcm so overflow can
be detected.
* testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error lines.
* testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
* testsuite/26_numerics/gcd/105844.cc: New test.
* testsuite/26_numerics/lcm/105844.cc: New test.
2022-07-26 Thomas Rodgers <trodgers@redhat.com>
Backported from master:
2022-07-26 Thomas Rodgers <trodgers@redhat.com>
* include/bits/atomic_wait.h (__atomic_spin): Merge spin loops.
2022-07-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-28 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (_Dir::_Dir) [!_GLIBCXX_HAVE_OPENAT]:
Always store pathname if we don't have openat or unlinkat,
because the full path is needed to open sub-directories and
remove entries.
2022-07-22 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2022-06-27 Alexandre Oliva <oliva@adacore.com>
* src/c++17/fs_dir.cc (dir_and_pathname): Use dirfd if
_GLIBCXX_HAVE_OPENAT.
2022-07-22 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2022-06-24 Alexandre Oliva <oliva@adacore.com>
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
openat.
* configure, config.h.in: Rebuilt.
* src/filesystem/dir-common.h (openat): Use ::openat if
_GLIBCXX_HAVE_OPENAT.
* src/filesystem/dir.cc (dir_and_pathname): Use dirfd if
_GLIBCXX_HAVE_OPENAT.
2022-07-22 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace: Do not include <cxxabi.h>.
(__cxa_demangle): Declare.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100823
* include/bits/stl_iterator.h (common_iterator): Define move
constructor and move assignment operator.
(common_iterator::_M_assign): New function implementing
assignment.
(common_iterator::operator=): Use _M_assign.
(common_iterator::_S_valueless): New constant.
* testsuite/24_iterators/common_iterator/100823.cc: New test.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-20 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (common_iterator): Fix incorrect
uses of is_nothrow_assignable_v. Fix inconsistent constraints on
friend declaration. Do not move argument in copy constructor.
* testsuite/24_iterators/common_iterator/1.cc: Check for
noexcept constructibnle/assignable.
2022-07-21 Nathan Sidwell <nathan@acm.org>
Backported from master:
2022-05-26 Nathan Sidwell <nathan@acm.org>
* include/bits/hashtable.h: Include required headers.
* include/bits/hashtable_policy.h: Likewise.
* include/bits/stl_heap.h: Likewise.
* include/bits/stl_iterator_base_funcs.h: Likewise.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h: Fix comment typos.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/from_chars/4.cc: Only use log2 if C99 math
functions are available.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-23 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/random_device/entropy.cc: Use
numeric_limits<unsigned>::digits.
2022-07-21 Marco Falke <falke.marco@gmail.com>
Backported from master:
2022-07-19 Marco Falke <falke.marco@gmail.com>
* include/std/charconv (__from_chars_alnum_to_val): Replace
implicit conversion from int to unsigned char with explicit
cast.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-30 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/88881
* src/filesystem/ops.cc (has_trailing_slash): New helper
function.
(fs::status): Strip trailing slashes.
(fs::symlink_status): Likewise.
* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
Clean the environment before each test and use TMP instead of
TMPDIR so the test passes on Windows.
2022-07-21 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105880
* libsupc++/eh_globals.cc (eh_globals): Ensure constant init and
prevent destruction during termination.
(__eh_globals_init::_M_init): Replace with static member _S_init.
(__cxxabiv1::__cxa_get_globals_fast): Update.
(__cxxabiv1::__cxa_get_globals): Likewise.
2022-07-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-07-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106162
* include/Makefile.am (largefile-config.h): Add
stamp-${host_alias} prerequisite.
* include/Makefile.in: Regenerate.
2022-07-07 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-23 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/iterators/error_reporting.cc: Use
rmdir to remove directories.
* testsuite/experimental/filesystem/iterators/error_reporting.cc:
Likewise.
2022-06-14 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-06-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/atomic (__atomic_val_t): Use __type_identity_t
instead of atomic<T>::value_type, as per LWG 3220.
* testsuite/29_atomics/atomic/lwg3220.cc: New test.
2022-06-14 Mark Mentovai <mark@mentovai.com>
Backported from master:
2022-06-13 Mark Mentovai <mark@mentovai.com>
* include/experimental/bits/fs_path.h (__detail::__null_terminated):
Rename to __nul_terminated to avoid colliding with a macro in
Apple's SDK.
2022-06-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105671
* include/std/sstream (basic_stringbuf::_M_high_mark): Add
always_inline attribute.
2022-06-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105681
* include/ext/pb_ds/detail/resize_policy/hash_prime_size_policy_imp.hpp:
Limit ga_sizes array to values that fit in size_t.
* include/ext/random [__SIZE_WIDTH < 32] (sfmt86243)
(sfmt86243_64, sfmt132049, sfmt132049_64, sfmt216091)
(sfmt216091_64): Do not declare.
2022-06-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h: Do not include <ext/atomicity.h>
here.
* include/bits/cow_string.h: Include it here.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-26 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Make
lookup for ios_errc and future_errc check versioned namespace.
(StdAtomicPrinter): Strip versioned namespace from typename.
2022-05-27 François Dumont <fdumont@gcc.gnu.org>
Backported from master:
2022-05-26 François Dumont <fdumont@gcc.gnu.org>
* python/libstdcxx/v6/printers.py (StdSpanPrinter.__init__):
Strip typename from version namespace.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-26 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (SharedPointerPrinter): Strip
versioned namespace from the template argument too.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (counted_iterator::operator++(int)):
Add 'constexpr' as per LWG 3643.
* testsuite/24_iterators/counted_iterator/lwg3643.cc: New test.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/memory_resource (polymorphic_allocator): Add
non-template equality operator, as proposed for LWG 3683.
* testsuite/20_util/polymorphic_allocator/lwg3683.cc: New test.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-20 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/bernoulli_distribution/operators/values.cc:
Run fewer iterations for simulator targets.
* testsuite/26_numerics/random/binomial_distribution/operators/values.cc:
Likewise.
* testsuite/26_numerics/random/discrete_distribution/operators/values.cc:
Likewise.
* testsuite/26_numerics/random/geometric_distribution/operators/values.cc:
Likewise.
* testsuite/26_numerics/random/negative_binomial_distribution/operators/values.cc:
Likewise.
* testsuite/26_numerics/random/poisson_distribution/operators/values.cc:
Likewise.
* testsuite/26_numerics/random/uniform_int_distribution/operators/values.cc:
Likewise.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-17 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/expected/synopsis.cc: Skip for versioned
namespace.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Likewise.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/mofunc_impl.h: Fix doxygen command.
2022-05-27 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/future (launch): Make operators noexcept.
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/prerequisites.xml: Fix attributes for external
hyperlink.
* doc/html/manual/setup.html: Regenerate.
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2023.xml: Update with gcc-12 support.
* doc/html/*: Regenerate.
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/intro.xml: Include new chapter.
* doc/xml/manual/status_cxx2020.xml: Tweak release numbers.
* doc/xml/manual/status_cxx2023.xml: New file.
* doc/html/*: Regenerate.
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-16 Jonathan Wakely <jwakely@redhat.com>
* doc/html/manual/status.html: Regenerate.
* doc/xml/manual/status_cxx2020.xml: Fix supported version for
C++20 bit operations.
2022-05-13 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2022-05-06 Alexandre Oliva <oliva@adacore.com>
* include/experimental/bits/simd.h [__ALTIVEC__]: Require VSX
for double, long long, and 64-bit long intrinsic types.
[__ALTIVEC__] (__intrinsic_type): Mention 128-bit in
preexisting long double diagnostic, adjust no-VSX double
diagnostic to cover 64-bit long double as well.
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105284
* include/std/iosfwd: Add declarations for <spanstream> class
templates and typedefs.
* include/std/spanstream (basic_spanbuf, basic_ispanstream)
(basic_ospanstream, basic_spanstream): Remove default template
arguments.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Add <spanstream>
declarations.
* testsuite/27_io/headers/iosfwd/types.cc: Check <spanstream>
default arguments.
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105284
* include/std/iosfwd: Add declarations for <synstream> class
templates and typedefs.
* include/std/syncstream (basic_syncbuf, basic_osyncstream):
Remove default template arguments.
* testsuite/27_io/headers/iosfwd/synopsis.cc: New test.
* testsuite/27_io/headers/iosfwd/types.cc: New test.
2022-05-09 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104731
* testsuite/27_io/filesystem/iterators/error_reporting.cc:
Use a trailing char array as storage for dirent::d_name.
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-05-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105502
* include/bits/random.tcc
(operator>>(basic_istream<C,T>&, normal_distribution<R>&)):
Update state when __state_avail is false.
* testsuite/26_numerics/random/normal_distribution/operators/serialize.cc:
Check that deserialized object equals serialized one.
2022-05-06 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-05-02 Patrick Palka <ppalka@redhat.com>
PR libstdc++/103911
* src/c++17/floating_from_chars.cc (find_end_of_float): Accept
two delimeters for the exponent part in the form of a possibly
NULL string of length two. Don't use std::tolower.
(pattern): Adjust calls to find_end_of_float accordingly.
2022-05-06 Alexandre Oliva <oliva@adacore.com>
Backported from master:
2022-05-03 Alexandre Oliva <oliva@adacore.com>
PR c++/105324
* testsuite/20_util/from_chars/pr105324.cc: Guard test body
with conditional for floating-point overloads of from_char.
2022-05-06 Release Manager
* GCC 12.1.0 released.
2022-05-02 Patrick Palka <ppalka@redhat.com>
Backported from master:
2022-05-02 Patrick Palka <ppalka@redhat.com>
PR libstdc++/105441
* src/c++17/floating_from_chars.cc (__floating_from_chars_hex):
Also accept 'P' as the start of the exponent.
* testsuite/20_util/from_chars/7.cc: Add corresponding testcase.
2022-04-29 Jonathan Wakely <jwakely@redhat.com>
Backported from master:
2022-04-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105417
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
Regenerate.
* src/c++11/compatibility-ldbl-alt128.cc [_GLIBCXX_USE_DUAL_ABI]:
Define __gnu_ieee128::num_get<C>::_M_extract_int[abi:cxx11]<I>
symbols as aliases for corresponding symbols without abi-tag.
2022-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
* config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
Likewise.
* config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
* config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
Likewise.
2022-04-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx1998.xml: Refer to GCC 12 not
mainline.
* 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_cxxtr1.xml: Likewise.
* doc/xml/manual/status_cxxtr24733.xml: Likewise.
* doc/html/manual/status.html: Regenerate.
2022-04-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99290
* src/c++17/fs_ops.cc (fs::copy): Pass error_code to
directory_iterator constructor, and check on each iteration.
* src/filesystem/ops.cc (fs::copy): Likewise.
* testsuite/27_io/filesystem/operations/copy.cc: Check for
errors during recursion.
* testsuite/experimental/filesystem/operations/copy.cc:
Likewise.
2022-04-28 François Dumont <fdumont@gcc.gnu.org>
* config/abi/pre/gnu-versioned-namespace.ver: Remove
std::random_device::* pattern.
2022-04-27 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
2022-04-27 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (SharedPointerPrinter): Add
support for atomic<shared_ptr<T>> and atomic<weak_ptr<T>>.
(StdAtomicPrinter): New printer.
(build_libstdcxx_dictionary): Register new printer.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Test std::atomic.
* testsuite/libstdc++-prettyprinters/cxx20.cc: Test atomic smart
pointers.
2022-04-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (atomic<shared_ptr>): Add
constructor for constant initialization from nullptr_t.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check for new constructor.
2022-04-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_path.h (hash<filesystem::path>): Define.
* testsuite/27_io/filesystem/path/nonmember/hash_value.cc:
Check std::hash specialization.
2022-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (__cpp_lib_constexpr_memory): Define
conditionally.
* include/bits/unique_ptr.h (__cpp_lib_constexpr_memory):
Define for C++23.
(default_delete, default_delete<T[]>, __uniq_ptr_impl)
(unique_ptr, unique_ptr<T[], D>): Add constexpr to all member
functions.
* include/std/version (__cpp_lib_constexpr_memory): Define new
value for C++23.
* testsuite/20_util/unique_ptr/assign/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/comparison/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/cons/constexpr_c++20.cc: New test.
* testsuite/20_util/unique_ptr/creation/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/modifiers/constexpr.cc: New test.
* testsuite/20_util/unique_ptr/specialized_algorithms/constexpr.cc:
New test.
2022-04-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105375
* include/std/future (packaged_task): Add deduction guides.
* testsuite/30_threads/packaged_task/cons/deduction.cc: New test.
2022-04-25 Philipp Fent <fent@in.tum.de>
* python/libstdcxx/v6/printers.py (StdSpanPrinter._iterator):
Rename as iterator.
(StdInitializerListPrinter): Define new printer.
(build_libstdcxx_dictionary): Register new printer.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Check printer for
initializer_list.
2022-04-22 Thomas W Rodgers <trodgers@redhat.com>
PR libstdc++/102994
* include/bits/atomic_base.h (atomic_flag::notify_one,
notify_all): Remove const qualification.
(__atomic_base::notify_one, notify_all): Likewise.
* include/std/atomic (atomic<bool>::notify_one, notify_all):
Likewise.
(atomic::notify_one, notify_all): Likewise.
(atomic<T*>::notify_one, notify_all): Likewise.
(atomic_notify_one, atomic_notify_all): Likewise.
* testsuite/29_atomics/atomic/wait_notify/102994.cc: Adjust test
to account for change in notify_one/notify_all signature.
2022-04-21 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_alnum_to_val_table):
Simplify initialization of __lower/__upper_letters.
(__from_chars_alnum_to_val): Default the template parameter to
false.
* src/c++17/floating_from_chars.cc (starts_with_ci): Don't
assume the uppercase and lowercase letters are contiguous.
(__floating_from_chars_hex): Likewise.
2022-04-21 Patrick Palka <ppalka@redhat.com>
PR c++/105297
PR c++/105322
* include/std/charconv (__from_chars_alnum_to_val): Make
initializer for __table dependent in an artificial way.
2022-04-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105324
* src/c++17/floating_from_chars.cc (buffer_resource::do_allocate):
Remove assertion.
* testsuite/20_util/from_chars/pr105324.cc: New test.
2022-04-20 Jonathan Wakely <jwakely@redhat.com>
* testsuite/21_strings/basic_string_view/operations/copy/char/constexpr.cc:
Check correct feature test macro.
2022-04-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93602
* doc/xml/manual/prerequisites.xml: Document libiconv
workarounds.
* doc/html/manual/setup.html: Regenerate.
* src/Makefile.am (CXXLINK): Add $(LTLIBICONV).
* src/Makefile.in: Regenerate.
2022-04-19 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_to_chars.cc (_GLIBCXX_ASSERTIONS): Don't
define.
(__floating_to_chars_shortest): Add __builtin_unreachable calls to
squelch false-positive -Wmaybe-uninitialized and -Wreturn-type
warnings.
(__floating_to_chars_precision): Likewise.
2022-04-19 Philipp Fent <fent@in.tum.de>
* python/libstdcxx/v6/printers.py (StdSpanPrinter): Define.
* testsuite/libstdc++-prettyprinters/cxx20.cc: Test it.
2022-04-19 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Fix shell operators.
* configure: Regenerate.
2022-04-18 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_pow2_base): Manually
unroll the first iteration of the main loop and simplify
accordingly.
2022-04-15 Patrick Palka <ppalka@redhat.com>
PR libstdc++/104858
* include/bits/ranges_algo.h (__minmax_fn): Avoid dereferencing
__first twice at the start.
* testsuite/25_algorithms/minmax/constrained.cc (test06): New test.
2022-04-15 Patrick Palka <ppalka@redhat.com>
* include/std/charconv (__from_chars_alnum_to_val_table): Define.
(__from_chars_alnum_to_val): Define.
(__from_chars_binary): Rename to ...
(__from_chars_pow2_base): ... this. Generalize to handle any
power-of-two base using __from_chars_alnum_to_val.
(__from_chars_digit): Optimize digit recognition to a single
test instead of two tests. Use [[__unlikely___]] attribute.
(__from_chars_alpha_to_num): Remove.
(__from_chars_alnum): Use __from_chars_alnum_to_val. Use a
nested loop for the overflow case. Maintain a lower bound
on the number of available bits in the result and use it to
omit the overflow check.
(from_chars): Adjust appropriately.
* src/c++17/floating_from_chars.cc (ascii_to_hexit): Remove.
(__floating_from_chars_hex): Use __from_chars_alnum_to_val
to recognize a hex digit instead.
2022-04-14 Palmer Dabbelt <palmer@rivosinc.com>
* acinclude.m4 (GLIBCXX_ENABLE_LOCK_POLICY): Force auto to mutex
for RISC-V.
* configure: Regenerate.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/intro.xml: Fix comment.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
* include/precompiled/stdc++.h: Include <stacktrace> and
<stdatomic.h> for C++23.
2022-04-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105269
* include/bits/stl_vector.h (__cpp_lib_constexpr_vector):
Define.
* include/c_compatibility/stdatomic.h (__cpp_lib_stdatomic_h):
Define.
* include/std/optional (__cpp_lib_optional): Define new value
for C++23.
(__cpp_lib_monadic_optional): Remove.
* include/std/version (__cpp_lib_constexpr_vector): Define.
(__cpp_lib_stdatomic_h): Define.
(__cpp_lib_optional): Define new value for C++23.
(__cpp_lib_monadic_optional): Remove.
* testsuite/20_util/optional/monadic/and_then.cc: Adjust.
* testsuite/20_util/optional/requirements.cc: Adjust for C++23.
* testsuite/20_util/optional/version.cc: Likewise.
* testsuite/23_containers/vector/cons/constexpr.cc: Check
feature test macro.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc:
Likewise.
* testsuite/20_util/optional/monadic/version.cc: Removed.
* testsuite/23_containers/vector/requirements/version.cc: New test.
* testsuite/29_atomics/headers/stdatomic.h/version.cc: New test.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Check for mmap.
* config.h.in: Regenerate.
* configure: Regenerate.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Reallocate
a smaller container if the unused capacity is larger than the
used size.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace): Use _Impl::_M_clone
or _Impl::_M_assign to initialize elements in allocated storage.
(basic_stacktrace::_M_clear()): Use _Impl::_M_resize instead of
_Impl::_M_destroy.
(basic_stacktrace::_Impl::_M_destroy()): Replace with ...
(basic_stacktrace::_Impl::_M_resize(size_type, allocator&)): New
function.
(basic_stacktrace::_Impl::_M_push_back): Use _M_xclone. Construct
new element using allocator.
(basic_stacktrace::_Impl::_M_clone): New function.
(basic_stacktrace::_Impl::_M_xclone): New function.
(basic_stacktrace::_Impl::_M_assign): New function.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Use nothrow new instead of try block for std::allocator.
(basic_stacktrace::_Impl::_M_deallocate): Use delete for
std::allocator.
2022-04-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Replace
calls to _M_reserve and _S_curr_cb with call to _M_prepare.
Check return value of backtrace_simple when max depth given.
(basic_stacktrace::_M_reserve): Remove.
(basic_stacktrace::_S_curr_cb): Remove.
(basic_stacktrace::_M_prepare(size_type)): New function to
reserve initial capacity and return callback.
(basic_stacktrace::_Impl::_M_allocate): Remove check for 0 < n
and remove redundant zeroing of _M_frames and _M_capacity.
(basic_stacktrace::_Impl::_M_push_back): Add [[unlikely]]
attribute. Assign _Impl instead of swapping.
* testsuite/19_diagnostics/stacktrace/current.cc: New test.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Change [[unlikely]] attribute to [[likely]].
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105031
* include/std/stacktrace (basic_stacktrace::basic_stacktrace):
Fix allocator usage in constructors.
(basic_stacktrace::operator=(const basic_stacktrace&)): Do not
try to reallocate using const allocator.
(basic_stacktrace::operator=(basic_stacktrace&&)): Fix
if-constexpr with non-constant condition. Do not allocate new
storage if allocator propagates. Do not set _M_size if
allocation fails.
(basic_stacktrace::swap(basic_stacktrace&)): Fix typo. Add
assertion that non-propagating allocators are equal.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: New test.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::current): Duplicate
implementation into each overload. Add noinline attribute and
skip current frame.
(basic_stacktrace::max_size()): Call _Impl::_S_max_size.
(basic_stacktrace::_S_curr_cb()): New function defining lambda.
(basic_stacktrace::_Impl::_S_max_size): New function defining
maximum size in terms of allocator and size_type.
(basic_stacktrace::_Impl::_M_allocate): Check against
max_size().
* testsuite/19_diagnostics/stacktrace/entry.cc: Call function
for non-constexpr checks. Check line number is correct.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/stacktrace/entry.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/entry.cc: ...here.
* testsuite/20_util/stacktrace/synopsis.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/synopsis.cc: ...here.
* testsuite/20_util/stacktrace/version.cc: Moved to...
* testsuite/19_diagnostics/stacktrace/version.cc: ...here.
2022-04-11 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_path.h (path): Define special
members after path::_Cmpt is complete.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105153
* include/std/expected
(expected<void,E>::expected(expected<U,G>&&)): Fix constraints.
* testsuite/20_util/expected/cons.cc: Check constructor.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105154
* include/std/expected (expected<void, E>::swap): Set
_M_has_value to false for objects that previously had a value.
* testsuite/20_util/expected/swap.cc: Fix test to check void
specialization.
2022-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105146
* include/std/expected (bad_expected_access): Move constructor
parameter.
* testsuite/20_util/expected/bad.cc: New test.
2022-04-07 Hans-Peter Nilsson <hp@axis.com>
* testsuite/20_util/expected/requirements.cc: Correct minimal-size
test.
2022-04-02 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/105128
* include/std/source_location (std::source_location::__impl): Move
definition before using __builtin_ret_type.
2022-04-01 Jonathan Wakely <jwakely@redhat.com>
* include/std/utility (unreachable): Define for C++23.
* include/std/version (__cpp_lib_unreachable): Define.
* src/c++11/debug.cc (__glibcxx_assert_fail): Check for valid
arguments. Handle only the function being given.
* testsuite/20_util/unreachable/1.cc: New test.
* testsuite/20_util/unreachable/version.cc: New test.
2022-04-01 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_fwd.h (copy_file): Remove
incorrect noexcept from declaration.
* include/experimental/bits/fs_path.h (path::begin, path::end):
Add noexcept to declarations, to match definitions.
2022-04-01 Timm Bäder <tbaeder@redhat.com>
* include/bits/fs_ops.h: Fix filename in Doxygen comment.
* include/experimental/bits/fs_ops.h: Likewise.
2022-03-31 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new_opa.cc (aligned_alloc): Add comment.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/exception/38732.cc: Disable for C++23.
* testsuite/18_support/headers/exception/synopsis.cc: Likewise.
* testsuite/18_support/unexpected_handler.cc: Likewise.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_order) [!__cpp_using_enum]: Add
static data members for _Fp_fmt enumerators.
2022-03-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_variant): Fix conditions to
match <variant>.
(__cpp_lib_expected): Fix condition to match <expected>.
2022-03-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/optional/monadic/and_then.cc: Fix typo.
* testsuite/20_util/optional/monadic/transform.cc: Likewise.
* testsuite/22_locale/codecvt/always_noconv/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/encoding/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/in/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/max_length/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/out/char/1.cc: Likewise.
* testsuite/22_locale/codecvt/unshift/char/1.cc: Likewise.
2022-03-27 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/user.cfg.in: Add new header.
* include/Makefile.am: Likewise.
* include/Makefile.in: Regenerate.
* include/precompiled/stdc++.h: Add new header.
* include/std/version (__cpp_lib_expected): Define.
* libsupc++/exception [__cplusplus > 202002] (unexpected)
(unexpected_handler, set_unexpected): Do not declare for C++23.
* include/std/expected: New file.
* testsuite/20_util/expected/assign.cc: New test.
* testsuite/20_util/expected/cons.cc: New test.
* testsuite/20_util/expected/illformed_neg.cc: New test.
* testsuite/20_util/expected/observers.cc: New test.
* testsuite/20_util/expected/requirements.cc: New test.
* testsuite/20_util/expected/swap.cc: New test.
* testsuite/20_util/expected/synopsis.cc: New test.
* testsuite/20_util/expected/unexpected.cc: New test.
* testsuite/20_util/expected/version.cc: New test.
2022-03-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/bit (bit_cast, byteswap, endian): Add doxygen
comments.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105027
* include/std/bit (bit_cast): Add constraints.
* testsuite/26_numerics/bit/bit.cast/105027.cc: New test.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/version [!_GLIBCXX_HOSTED]
(__cpp_lib_hardware_interference_size): Define for freestanding.
(__cpp_lib_bit_cast): Likewise.
(__cpp_lib_is_layout_compatible): Likewise.
(__cpp_lib_is_pointer_interconvertible): Likewise.
(__cpp_lib_adaptor_iterator_pair_constructor): Do not define for
freestanding.
(__cpp_lib_invoke_r): Likewise.
(__cpp_lib_ios_noreplace): Likewise.
(__cpp_lib_monadic_optional): Likewise.
(__cpp_lib_move_only_function): Likewise.
(__cpp_lib_spanstream): Likewise.
(__cpp_lib_stacktrace): Likewise.
(__cpp_lib_string_contains): Likewise.
(__cpp_lib_string_resize_and_overwrite): Likewise.
(__cpp_lib_to_underlying): Likewise.
2022-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105021
* include/bits/atomic_base.h [!_GLIBCXX_HOSTED]: Do not include
<bits/atomic_wait.h> for freestanding.
2022-03-22 Hans-Peter Nilsson <hp@axis.com>
* testsuite/20_util/from_chars/6.cc (test01) [FE_DOWNWARD]:
Conditionalize call to fesetround.
2022-03-21 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/104990
* include/bits/locale_facets_nonio.tcc (get): Don't check if do_get
isn't overloaded if __clang__ is defined.
2022-03-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104242
* include/std/any (any(T&&)): Revert change to constraints.
* testsuite/20_util/any/cons/104242.cc: New test.
2022-03-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/92546
* include/pstl/glue_algorithm_defs.h: Replace <functional> with
<bits/stl_pair.h>.
* include/pstl/utils.h: Replace <iterator> with <type_traits>.
(__pstl::__internal::__except_handler): Use std::__terminate
instead of std::terminate.
* src/c++17/fs_path.cc: Include <array>.
* testsuite/25_algorithms/adjacent_find/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/binary_search/constexpr.cc: Likewise.
* testsuite/25_algorithms/clamp/constrained.cc: Likewise.
* testsuite/25_algorithms/equal/constrained.cc: Likewise.
* testsuite/25_algorithms/for_each/constrained.cc: Likewise.
* testsuite/25_algorithms/includes/constrained.cc: Likewise.
* testsuite/25_algorithms/is_heap/constexpr.cc: Likewise.
* testsuite/25_algorithms/is_heap_until/constexpr.cc: Likewise.
* testsuite/25_algorithms/is_permutation/constrained.cc: Include
<iterator>.
* testsuite/25_algorithms/is_sorted/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/is_sorted_until/constexpr.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare/constexpr.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare/constrained.cc:
Likewise.
* testsuite/25_algorithms/lexicographical_compare_three_way/1.cc:
Include <array>.
* testsuite/25_algorithms/lower_bound/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/max/constrained.cc: Likewise.
* testsuite/25_algorithms/max_element/constrained.cc: Likewise.
* testsuite/25_algorithms/min/constrained.cc: Likewise.
* testsuite/25_algorithms/min_element/constrained.cc: Likewise.
* testsuite/25_algorithms/minmax_element/constrained.cc:
Likewise.
* testsuite/25_algorithms/mismatch/constexpr.cc: Likewise.
* testsuite/25_algorithms/move/93872.cc: Likewise.
* testsuite/25_algorithms/move_backward/93872.cc: Include
<iterator>.
* testsuite/25_algorithms/nth_element/constexpr.cc: Include
<functional>.
* testsuite/25_algorithms/partial_sort/constexpr.cc: Likewise.
* testsuite/25_algorithms/partial_sort_copy/constexpr.cc:
Likewise.
* testsuite/25_algorithms/search/constexpr.cc: Likewise.
* testsuite/25_algorithms/search_n/constrained.cc: Likewise.
* testsuite/25_algorithms/set_difference/constexpr.cc: Likewise.
* testsuite/25_algorithms/set_difference/constrained.cc:
Likewise.
* testsuite/25_algorithms/set_intersection/constexpr.cc:
Likewise.
* testsuite/25_algorithms/set_intersection/constrained.cc:
Likewise.
* testsuite/25_algorithms/set_symmetric_difference/constexpr.cc:
Likewise.
* testsuite/25_algorithms/set_union/constexpr.cc: Likewise.
* testsuite/25_algorithms/set_union/constrained.cc: Likewise.
* testsuite/25_algorithms/sort/constexpr.cc: Likewise.
* testsuite/25_algorithms/sort_heap/constexpr.cc: Likewise.
* testsuite/25_algorithms/transform/constrained.cc: Likewise.
* testsuite/25_algorithms/unique/constexpr.cc: Likewise.
* testsuite/25_algorithms/unique/constrained.cc: Likewise.
* testsuite/25_algorithms/unique_copy/constexpr.cc: Likewise.
* testsuite/25_algorithms/upper_bound/constexpr.cc: Likewise.
* testsuite/std/ranges/adaptors/elements.cc: Include <vector>.
* testsuite/std/ranges/adaptors/lazy_split.cc: Likewise.
* testsuite/std/ranges/adaptors/split.cc: Likewise.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/92546
* include/bits/fs_path.h (path::make_preferred): Use
handwritten loop instead of std::replace.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
PR middle-end/104966
* include/bits/locale_facets_nonio.tcc
(__moneypunct_cache::_M_cache): Replace try-catch with RAII and
make all string copies before any stores to *this.
2022-03-17 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_character.h: Fix comment.
2022-03-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103407
* config/abi/pre/gnu.ver: Make version for std::from_chars
depend on HAVE_USELOCALE macro.
* testsuite/util/testsuite_abi.cc (compare_symbols): Treat
std::from_chars for floating-point types as undesignated if
not found in the baseline symbols file.
2022-03-16 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__cpp_lib_to_chars): Only define when
both from_chars and to_chars are supported for floating-point
types.
(from_chars, to_chars): Adjust preprocessor conditions guarding
declarations.
* include/std/version (__cpp_lib_to_chars): Adjust condition to
match <charconv> definition.
* src/c++17/floating_from_chars.cc (from_chars_strtod): New
function template.
(from_chars): Simplify preprocessor checks and use
from_chars_strtod when appropriate.
2022-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104875
* src/c++11/codecvt.cc (read_utf8_code_point): Use char32_t to
hold octets that will be left-shifted.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104870
* src/c++17/floating_from_chars.cc: Check __SIZE_WIDTH__ >= 32
before using fast_float.
2022-03-10 Detlef Vollmann <dv@vollmann.ch>
PR libstdc++/104866
* include/bits/this_thread_sleep.h: Fix order of #endif and
closing brace of namespace.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_order::_S_fp_cmp) [__vax__]:
Handle NaN.
2022-03-10 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (_Strong_ordering::_S_fp_cmp) [__vax__]: Use
<=> comparison.
2022-03-09 Patrick Palka <ppalka@redhat.com>
PR libstdc++/104859
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex):
Be explicit when narrowing the shifted effective_mantissa,
since it may have an integer-class type.
2022-03-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/uses_allocator_args.h: Remove incorrect copyright
notice.
2022-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104807
* include/bits/c++config (__terminate, __glibcxx_assert_fail):
Replace _GLIBCXX_VISIBILITY on function with visibility pragma.
(__is_constant_evaluated): Add visibility pragma.
2022-03-07 Rasmus Villemoes <rasmus.villemoes@prevas.dk>
* config/locale/vxworks/ctype_members.cc: Remove <iostream>
include.
2022-03-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (__glibcxx_assert_fail): Add visibility
attribute.
(__terminate): Likewise.
2022-03-04 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/compare (strong_order::_S_fp_cmp): Move typedef
inside #if condition.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104748
* testsuite/std/ranges/adaptors/all.cc: Use non-debug vector for
constexpr test.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names.cc (func): Undef on AIX.
2022-03-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/96526
* libsupc++/compare (strong_order): Add missing support for
floating-point types.
* testsuite/18_support/comparisons/algorithms/strong_order_floats.cc:
New test.
2022-03-01 Jonathan Wakely <jwakely@redhat.com>
PR middle-end/103984
* include/bits/regex_compiler.h (_BracketMatcher::_M_char): Use
default member initializer.
2022-02-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104602
* include/std/source_location (source_location::current): Use
deduced type of __builtin_source_location().
2022-02-22 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (__detail::__is_initializer_list):
Define.
(viewable_range): Adjust as per P2415R2.
* include/bits/ranges_cmp.h (__cpp_lib_ranges): Adjust value.
* include/std/ranges (owning_view): Define as per P2415R2.
(enable_borrowed_range<owning_view>): Likewise.
(views::__detail::__can_subrange): Replace with ...
(views::__detail::__can_owning_view): ... this.
(views::_All::_S_noexcept): Sync with operator().
(views::_All::operator()): Use owning_view instead of subrange
as per P2415R2.
* include/std/version (__cpp_lib_ranges): Adjust value.
* testsuite/std/ranges/adaptors/all.cc (test06): Adjust now that
views::all uses owning_view instead of subrange.
(test08): New test.
* testsuite/std/ranges/adaptors/lazy_split.cc (test09): Adjust
now that rvalue non-view non-borrowed ranges are viewable.
* testsuite/std/ranges/adaptors/split.cc (test06): Likewise.
2022-02-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104559
* doc/xml/manual/evolution.xml: Document deprecation.
* doc/html/manual/api.html: Regenerate.
* include/bits/stl_bvector.h (insert(const_iterator, const bool&)):
Remove default argument.
(insert(const_iterator)): New overload with deprecated attribute.
* testsuite/23_containers/vector/bool/modifiers/insert/104559.cc:
New test.
2022-02-17 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Replace
code that call cat->name() on std::error_category objects.
Identify known categories by symbol name and use a hardcoded
name. Print error code values as enumerators where appopriate.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Adjust expected
name of custom category. Check io_errc and future_errc errors.
2022-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104542
* include/bits/uses_allocator_args.h (make_obj_using_allocator)
(uninitialized_construct_using_allocator): Add constexpr.
* testsuite/20_util/uses_allocator/make_obj.cc: Check constexpr.
* testsuite/20_util/uses_allocator/uninitialized_construct.cc: New test.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100912
* config/locale/gnu/c_locale.h (__convert_from_v): Use inline
namespace for IEEE128 long double mode.
* config/os/gnu-linux/ldbl-ieee128-extra.ver: Add new symbol
version and export __gnu_cxx_ieee128::__convert_from_v.
* include/bits/locale_facets_nonio.tcc (money_put::__do_put):
Make __ibm128 overload use snprintf directly
* testsuite/util/testsuite_abi.cc: Add new symbol version.
Remove stable IEEE128/LDBL versions.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103891
* include/bits/c++config (_GLIBCXX_HAVE_COND_TRIVIAL_SPECIAL_MEMBERS):
Remove.
* include/std/variant: Check feature test macros instead.
* include/std/version: Likewise.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/unsynchronized_pool_resource/allocate.cc:
Fix typo.
2022-02-14 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_to_chars.cc (FLOAT128_TO_CHARS): Depend on
LONG_DOUBLE_ALT128_COMPAT instead of USE_FLOAT128.
2022-02-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/temporary_buffer.cc: Fix dg-warning target
selector.
2022-02-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/monotonic_buffer_resource/allocate.cc:
Ignore -Walloc-larger-than warning.
* testsuite/20_util/unsynchronized_pool_resource/allocate.cc:
Likewise.
* testsuite/29_atomics/atomic/cons/user_pod.cc: Compile with -O1
to avoid linker error for __atomic_is_lock_free.
2022-02-10 Thomas Rodgers <rodgert@appliantology.com>
* include/bits/atomic_wait.h (__waiter_base::_S_do_spin,
__waiter_base::_S_do_spin_v): Change memory order from relaxed
to acquire.
2022-02-10 Jonathan Wakely <jwakely@redhat.com>
* include/c_compatibility/stdatomic.h (atomic_fetch_xor): Add
using-declaration.
(atomic_fetch_xor_explicit): Likewise.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Check
arithmetic and logical operations for atomic_int.
2022-02-10 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/dir-common.h (_GLIBCXX_HAVE_DIRFD): Undefine
when <dirent.h> is not available.
(_GLIBCXX_HAVE_UNLINKAT): Likewise.
2022-02-09 Thomas Rodgers <rodgert@appliantology.com>
PR libstdc++/104442
* include/bits/atomic_wait.h (__waiter::_M_do_wait_v): Move spin
loop inside do loop so that threads failing the wait, reload
_M_ver.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (_Dir(DIR*, const path&)): Change first
parameter to _Dir_base&&.
* src/filesystem/dir-common.h (_Dir_base(DIR*)): Remove.
* src/filesystem/dir.cc (_Dir(DIR*, const path&)): Change first
parameter to _Dir_base&&.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_LOCK_POLICY): Add comment about
checking for CAS on correct word size.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/experimental/filesystem/operations/create_directories.cc:
Adjust expected results for Windows.
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* src/c++17/fs_dir.cc (fs::recursive_directory_iterator::__erase):
[i_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Refresh entry._M_type member,
instead of checking for errno values indicating a directory.
* src/c++17/fs_ops.cc (fs::remove_all(const path&)): Use similar
logic to non-throwing overload.
(fs::remove_all(const path&, error_code&)): Add comments.
* src/filesystem/ops-common.h: Likewise.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* src/filesystem/dir-common.h (_Dir_base::openat): Change return
type to use portable posix::DIR alias.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/c_compatibility/stdatomic.h [__clang__]: Use
#include_next <stdatomic.h>.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_ops.h (fs::copy_file): Remove
noexcept.
(fs::create_directories): Likewise.
(fs::remove_all): Likewise.
* src/filesystem/ops.cc (fs::copy_file): Remove noexcept.
(fs::create_directories): Likewise.
(fs::remove_all): Likewise.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for dirfd
and unlinkat.
* config.h.in: Regenerate.
* configure: Regenerate.
* include/bits/fs_dir.h (recursive_directory_iterator): Declare
remove_all overloads as friends.
(recursive_directory_iterator::__erase): Declare new member
function.
* include/bits/fs_fwd.h (remove, remove_all): Declare.
* src/c++17/fs_dir.cc (_Dir): Add filename_only parameter to
constructor. Pass file descriptor argument to base constructor.
(_Dir::dir_and_pathname, _Dir::open_subdir, _Dir::do_unlink)
(_Dir::unlink, _Dir::rmdir): Define new member functions.
(directory_iterator): Pass filename_only argument to _Dir
constructor.
(recursive_directory_iterator::_Dir_stack): Adjust constructor
parameters to take a _Dir rvalue instead of creating one.
(_Dir_stack::orig): Add data member for storing original path.
(_Dir_stack::report_error): Define new member function.
(__directory_iterator_nofollow): Move here from dir-common.h and
fix value to be a power of two.
(__directory_iterator_filename_only): Define new constant.
(recursive_directory_iterator): Construct _Dir object and move
into _M_dirs stack. Pass skip_permission_denied argument to first
advance call.
(recursive_directory_iterator::increment): Use _Dir::open_subdir.
(recursive_directory_iterator::__erase): Define new member
function.
* src/c++17/fs_ops.cc (ErrorReporter, do_remove_all): Remove.
(fs::remove_all): Use new recursive_directory_iterator::__erase
member function.
* src/filesystem/dir-common.h (_Dir_base): Add int parameter to
constructor and use openat to implement nofollow semantics.
(_Dir_base::fdcwd, _Dir_base::set_close_on_exec, _Dir_base::openat):
Define new member functions.
(__directory_iterator_nofollow): Move to fs_dir.cc.
* src/filesystem/dir.cc (_Dir): Pass file descriptor argument to
base constructor.
(_Dir::dir_and_pathname, _Dir::open_subdir): Define new member
functions.
(recursive_directory_iterator::_Dir_stack): Adjust constructor
parameters to take a _Dir rvalue instead of creating one.
(recursive_directory_iterator): Check for new nofollow option.
Construct _Dir object and move into _M_dirs stack. Pass
skip_permission_denied argument to first advance call.
(recursive_directory_iterator::increment): Use _Dir::open_subdir.
* src/filesystem/ops.cc (fs::remove_all): Use C++17 remove_all.
2022-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/allocator.h: Qualify std::allocator_traits in
deprecated warnings.
* libsupc++/exception (uncaught_exception): Add suggestion to
deprecated warning.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (fs::recursive_directory_iterator::pop):
Add [[maybe_unused]] attribute.
* src/filesystem/dir.cc (fs::recursive_directory_iterator::pop):
Likewise.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/multiset/operators/cmp_c++20.cc: Use
custom comparison function for multiset.
* testsuite/23_containers/set/operators/cmp_c++20.cc: Use custom
comparison function for set.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/bits/boost_concept_check.h (_OutputIteratorConcept):
Change member function to data member of function pointer type.
2022-02-02 Martin Sebor <msebor@redhat.com>
PR libstdc++/101831
* include/std/array (begin): Declare const member function attribute
const.
(end, rbegin, rend, size, max_size, empty, data): Same.
* testsuite/23_containers/array/capacity/empty.cc: Add test cases.
* testsuite/23_containers/array/capacity/max_size.cc: Same.
* testsuite/23_containers/array/capacity/size.cc: Same.
* testsuite/23_containers/array/iterators/begin_end.cc: New test.
2022-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/iterators/error_reporting.cc: Use
autoconf macro to check whether d_type is present.
* testsuite/experimental/filesystem/iterators/error_reporting.cc:
Likewise.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/filesystem/iterators/97731.cc: New test.
* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
Check follow_directory_symlink option.
* testsuite/experimental/filesystem/iterators/recursive_directory_iterator.cc:
Likewise.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (recursive_directory_iterator::increment):
Reset state to past-the-end iterator on error.
(fs::recursive_directory_iterator::pop(error_code&)): Likewise.
(fs::recursive_directory_iterator::pop()): Check _M_dirs before
it might get reset.
* src/filesystem/dir.cc (recursive_directory_iterator): Likewise,
for the TS implementation.
* testsuite/27_io/filesystem/iterators/error_reporting.cc: New test.
* testsuite/experimental/filesystem/iterators/error_reporting.cc: New test.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/fs_fwd.h (filesystem::perms): Fix comment.
2022-02-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104301
* acinclude.m4 (GLIBCXX_ENABLE_CSTDIO): Print different messages
for stdio_pure and stdio_posix options.
* configure: Regenerate.
2022-02-01 Thomas Rodgers <rodgert@appliantology.com>
* include/bits/atomic_wait.h: Change memory order from
Acquire/Release with relaxed loads to SeqCst+Release for
accesses to the waiter's count.
2022-01-31 Martin Liska <mliska@suse.cz>
* acinclude.m4: Detect *_ld_is_mold and use it.
* configure: Regenerate.
2022-01-30 Hans-Peter Nilsson <hp@axis.com>
* testsuite/27_io/basic_istream/get/char/lwg3464.cc: Don't run on
simulator targets.
* testsuite/27_io/basic_istream/get/wchar_t/lwg3464.cc: Likewise.
2022-01-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100516
* include/bits/deque.tcc (_M_range_initialize<ForwardIterator>):
Add __builtin_unreachable to loop.
* testsuite/23_containers/deque/100516.cc: New test.
2022-01-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (ranges::advance): Avoid signed
overflow. Do nothing if already equal to desired result.
* testsuite/24_iterators/range_operations/advance_overflow.cc:
New test.
2022-01-27 Martin Liska <mliska@suse.cz>
PR libstdc++/104259
* acinclude.m4: Fix typo.
* configure: Regenerate.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/istream.tcc (basic_istream::sentry): Add braces
around try-block.
* include/bits/shared_ptr_base.h (_Sp_counted_array_base::_M_init):
Add pragmas to disable bogus warnings from PR 61596.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104217
* src/c++17/fs_ops.cc (_GNU_SOURCE): Define.
* src/filesystem/dir.cc (_GNU_SOURCE): Define.
* src/filesystem/ops.cc (_GNU_SOURCE): Define.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
fdopendir.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/c++17/fs_dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/c++17/fs_ops.cc (do_remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
* src/filesystem/dir-common.h (_Dir_base): Add nofollow flag to
constructor and when it's set use ::open with O_NOFOLLOW and
O_DIRECTORY.
* src/filesystem/dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/filesystem/ops.cc (remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104032
* include/std/spanstream (basic_spanbuf(basic_spanbuf&&)): Use
mem-initializer for _M_buf.
(basic_spanbuf::Operator=(basic_spanbuf&&)): Fix ill-formed
member access.
* testsuite/27_io/spanstream/2.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_from_chars.cc (USE_STRTOD_FOR_FROM_CHARS):
Define macro for case where std::from_chars is implemented in
terms of strtod, strtof or strtold.
(buffer_resource, valid_fmt, find_end_of_float, pattern)
(from_chars_impl, make_result, reserve_string): Do not define
unless USE_STRTOD_FOR_FROM_CHARS is defined.
(from_chars): Define when at least one of USE_LIB_FAST_FLOAT and
USE_STRTOD_FOR_FROM_CHARS is defined, instead of
_GLIBCXX_HAVE_USELOCALE. Use fast_float for long double when it
is binary64.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104174
* include/bits/hashtable_policy.h (_Map_base): Add partial
specialization for maps with const key types.
* testsuite/23_containers/unordered_map/104174.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/shared_ptr_base.h (_Sp_counted_base<>::_M_release):
Set members to zero without type punning.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/shared_ptr/cons/array.cc: Fix comment.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87193
PR libstdc++/104019
* include/bits/alloc_traits.h (__cpp_lib_allocator_traits_is_always_equal):
Define as type long.
* include/bits/allocator.h (__cpp_lib_incomplete_container_elements):
Likewise.
* include/bits/basic_string.h (__cpp_lib_string_udls): Likewise.
* include/bits/chrono.h (__cpp_lib_chrono): Likewise.
(__cpp_lib_chrono_udls): Likewise.
* include/bits/move.h (__cpp_lib_addressof_constexpr): Likewise.
* include/bits/node_handle.h (__cpp_lib_node_extract): Likewise.
* include/bits/range_access.h (__cpp_lib_nonmember_container_access):
Likewise.
* include/bits/shared_ptr.h (__cpp_lib_enable_shared_from_this):
Likewise.
* include/bits/stl_algo.h (__cpp_lib_clamp): Likewise.
(__cpp_lib_sample): Likewise.
* include/bits/stl_algobase.h (__cpp_lib_robust_nonmodifying_seq_ops):
Likewise.
* include/bits/stl_function.h (__cpp_lib_transparent_operators):
Likewise.
* include/bits/stl_iterator.h (__cpp_lib_make_reverse_iterator):
Likewise.
* include/bits/stl_map.h (__cpp_lib_map_try_emplace):
Likewise.
* include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
Likewise.
* include/bits/unique_ptr.h (__cpp_lib_make_unique):
Likewise.
* include/bits/unordered_map.h (__cpp_lib_unordered_map_try_emplace):
Likewise.
* include/c_global/cmath (__cpp_lib_hypot): Likewise.
* include/c_global/cstddef (__cpp_lib_byte): Likewise.
* include/std/atomic (__cpp_lib_atomic_is_always_lock_free):
Likewise.
* include/std/complex (__cpp_lib_complex_udls): Likewise.
* include/std/filesystem (__cpp_lib_filesystem): Likewise.
* include/std/functional (__cpp_lib_not_fn): Likewise.
(__cpp_lib_boyer_moore_searcher): Likewise.
* include/std/iomanip (__cpp_lib_quoted_string_io): Likewise.
* include/std/mutex (__cpp_lib_scoped_lock): Likewise.
* include/std/numeric (__cpp_lib_gcd_lcm): Likewise.
(__cpp_lib_gcd, __cpp_lib_lcm): Likewise.
* include/std/tuple (__cpp_lib_apply): Likewise.
(__cpp_lib_make_from_tuple): Likewise.
* include/std/type_traits (__cpp_lib_integral_constant_callable)
(__cpp_lib_bool_constant, __cpp_lib_logical_traits)
(__cpp_lib_is_null_pointer, __cpp_lib_transformation_trait_aliases)
(__cpp_lib_result_of_sfinae, __cpp_lib_void_t)
(__cpp_lib_is_swappable, __cpp_lib_is_invocable)
(__cpp_lib_has_unique_object_representations)
(__cpp_lib_is_aggregate): Likewise.
* include/std/version: Likewise.
* libsupc++/new (__cpp_lib_launder): Likewise.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_shared_ptr_arrays): Fix
condition for C++17 definition.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count):
Add constexpr.
(_Sp_atomic::_M_ptr): Add default member-initializer.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check constant initialization.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (__constinit): Define as
equivalent attribute for Clang.
* src/c++11/future.cc (__constinit): Likewise.
* src/c++11/system_error.cc (__constinit): Likewise.
* src/c++17/memory_resource.cc (__constinit): Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Only add src/filesystem/.libs and
src/libbacktrace/.libs to LDFLAGS if those directories exist.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* configure.ac (GLIBCXX_ENABLE_DEBUG_FLAGS): Remove -gdwarf-4
from default flags.
* configure: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104123
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Include
<stddef.h>.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Add src/libbacktrace/.libs to
linker search paths.
* src/Makefile.am: Fix src/debug/libbacktrace build.
* src/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: Use per-library CPPFLAGS
variable. Use symlinks for the source files.
* src/libbacktrace/Makefile.in: Regenerate.
2022-01-19 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on math_errhandling to expand to a constant expression.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document deprecations.
* doc/xml/manual/status_cxx2017.xml: Update status.
* doc/html/*: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (get_temporary_buffer): Change
_GLIBCXX14_DEPRECATED to _GLIBCXX17_DEPRECATED.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (_PCC::_DeprConsPair): Remove unused
function.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104101
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count::lock):
Only use __thread_relax if __cpp_lib_atomic_wait is defined.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104099
* include/bits/basic_string.h (basic_string(nullptr_t)): Only
define for C++23.
(operator=(nullptr_t)): Likewise.
* include/bits/cow_string.h: Likewise.
* include/std/string_view (basic_string_view(nullptr_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/nullptr.cc: Adjust
expected error. Add examples that become ill-formed in C++23.
* testsuite/21_strings/basic_string_view/cons/char/nonnull.cc:
Adjust expected errors.
* testsuite/21_strings/basic_string_view/cons/wchar_t/nonnull.cc:
Likewise.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104098
* include/bits/stl_iterator.h (reverse_iterator): Check
__cpp_lib_concepts instead of __cplusplus.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101124
* include/bits/stl_pair.h (pair): Adjust constraints on
deprecated constructors accepting literal zero as null pointer
constant. Improve wording of deprecated attribute.
* testsuite/20_util/pair/cons/99957.cc: Check that deprecated
constructors do not cause ambiguities for copyable types.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_function.h (ptr_fun): Fix suggestion for
non-deprecated alternative.
2022-01-18 Tom Honermann <tom@honermann.net>
* acinclude.m4: Define config macros if uchar.h provides
c8rtomb() and mbrtoc8().
* config.h.in: Regenerate.
* configure: Regenerate.
* include/c_compatibility/uchar.h (c8rtomb, mbrtoc8): Define.
* include/c_global/cuchar (c8rtomb, mbrtoc8): Likewise.
* include/c_std/cuchar (c8rtomb, mbrtoc8): Likewise.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
New test.
* testsuite/21_strings/headers/cuchar/functions_std_fchar8_t.cc:
New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Install new header.
* include/Makefile.in: Regenerate.
* include/c_compatibility/stdatomic.h: New file.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (FASTFLOAT_IS_BIG_ENDIAN):
Define in terms of __BYTE_ORDER__.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: UPDATE.
* src/c++17/fast_float/fast_float.h (round): Use explicit
template argument list for std::min.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2017.xml: Update C++17 status.
* doc/xml/manual/status_cxx2020.xml: Use 12.1 instead of 12 for
upcoming release.
* doc/html/manual/status.html: Regenerate.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING): Improve
comments.
* configure: Regenerate.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: (USE_LIB_FAST_FLOAT):
Conditionally define, and use it to conditionally include
fast_float.
(from_chars): Use fast_float for float and double when
USE_LIB_FAST_FLOAT.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (from_chars_advanced): In
case of over/underflow, return errc::result_out_of_range and don't
modify 'value'.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h: Apply local modifications.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: New file.
* src/c++17/fast_float/MERGE: New file.
* src/c++17/fast_float/README.md: New file, copied from the
fast_float repository.
* src/c++17/fast_float/fast_float.h: New file, an amalgamation
of the fast_float library.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: Include <bit>.
(ascii_to_hexit, starts_with_ci): Conditionally define.
(__floating_from_chars_hex): Conditionally define.
(from_chars): Use __floating_from_chars_hex for
chars_format::hex parsing of binary32/64 float/double.
(testsuite/20_util/from_chars/7.cc): New test.
* testsuite/20_util/from_chars/7.cc: New file.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): New macro.
* configure.ac: Use GLIBCXX_ENABLE_BACKTRACE.
* include/Makefile.am: Add new header.
* include/Makefile.in: Regenerate.
* include/std/stacktrace: New header.
* include/std/version (__cpp_lib_stacktrace): Define.
* Makefile.in: Regenerate.
* config.h.in: Regenerate.
* configure: Regenerate.
* doc/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.am: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: New file.
* src/libbacktrace/Makefile.in: New file.
* src/libbacktrace/backtrace-rename.h: New file.
* src/libbacktrace/backtrace-supported.h.in: New file.
* src/libbacktrace/config.h.in: New file.
* testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
New proc.
* testsuite/20_util/stacktrace/entry.cc: New test.
* testsuite/20_util/stacktrace/synopsis.cc: New test.
* testsuite/20_util/stacktrace/version.cc: New test.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Use final C++20 option
names.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103650
* include/Makefile.am: Rename LT_OBJDIR and STDC_HEADERS.
* include/Makefile.in: Regenerate.
* testsuite/17_intro/headers/c++1998/103650.cc: New test.
2022-01-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on the presence of the math_errhandling macro.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic): Add typename
to qualified-id for dependent type.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Update.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
Thomas Rodgers <trodgers@redhat.com>
* include/bits/shared_ptr_atomic.h (__cpp_lib_atomic_shared_ptr):
New macro.
(_Sp_atomic): New class template.
(atomic<shared_ptr<T>>, atomic<weak_ptr<T>>): New partial
specializations.
* include/bits/shared_ptr_base.h (__shared_count, __weak_count)
(__shared_ptr, __weak_ptr): Declare _Sp_atomic as a friend.
* include/std/version (__cpp_lib_atomic_shared_ptr): New macro.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc: New
test.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: New test.
2022-01-15 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Move feature detection bools
and add __have_avx512bitalg, __have_avx512vbmi2,
__have_avx512vbmi, __have_avx512ifma, __have_avx512cd,
__have_avx512vnni, __have_avx512vpopcntdq.
(__detail::__machine_flags): New function which returns a unique
uint64 depending on relevant -m and -f flags.
(__detail::__odr_helper): New type alias for either an anonymous
type or a type specialized with the __machine_flags number.
(_SimdIntOperators): Change template parameters from _Impl to
_Tp, _Abi because _Impl now has an __odr_helper parameter which
may be _OdrEnforcer from the anonymous namespace, which makes
for a bad base class.
(many): Either add __odr_helper template parameter or mark as
always_inline.
* include/experimental/bits/simd_detail.h: Add defines for
AVX512BITALG, AVX512VBMI2, AVX512VBMI, AVX512IFMA, AVX512CD,
AVX512VNNI, AVX512VPOPCNTDQ, and AVX512VP2INTERSECT.
* include/experimental/bits/simd_builtin.h: Add __odr_helper
template parameter or mark as always_inline.
* include/experimental/bits/simd_fixed_size.h: Ditto.
* include/experimental/bits/simd_math.h: Ditto.
* include/experimental/bits/simd_scalar.h: Ditto.
* include/experimental/bits/simd_neon.h: Add __odr_helper
template parameter.
* include/experimental/bits/simd_ppc.h: Ditto.
* include/experimental/bits/simd_x86.h: Ditto.
2022-01-14 Uroš Bizjak <ubizjak@gmail.com>
* testsuite/22_locale/numpunct/members/char/3.cc:
Require pt_PT locale instead of nl_NL.
(test02): Use pt_PT locale instead of nl_NL.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/91260
PR libstdc++/91383
PR libstdc++/95065
* include/backward/binders.h (bind1st, bind2nd): Add deprecated
attribute.
* include/bits/refwrap.h (_Maybe_unary_or_binary_function):
Disable deprecated warnings for base classes.
(_Reference_wrapper_base): Likewise.
* include/bits/shared_ptr_base.h (_Sp_owner_less): Likewise.
* include/bits/stl_bvector.h (_Bit_iterator_base): Likewise.
* include/bits/stl_function.h (unary_function, binary_function):
Add deprecated attribute.
(unary_negate, not1, binary_negate, not2, ptr_fun)
(pointer_to_unary_function, pointer_to_binary_function)
(mem_fun_t, const_mem_fun_t, mem_fun_ref_t, const_mem_fun_ref_t)
(mem_fun1_t, const_mem_fun1_t, mem_fun_ref1_t)
(const_mem_fun1_ref_t, mem_fun, mem_fun_ref): Add deprecated
attributes.
* include/bits/stl_iterator.h: Disable deprecated warnings for
std::iterator base classes.
* include/bits/stl_iterator_base_types.h (iterator): Add
deprecated attribute.
* include/bits/stl_map.h (map::value_compare): Disable
deprecated warnings for base class.
* include/bits/stl_multimap.h (multimap::value_compare):
Likewise.
* include/bits/stl_raw_storage_iter.h (raw_storage_iterator):
Add deprecated attribute.
* include/bits/stl_tempbuf.h (get_temporary_buffer): Likewise.
* include/bits/stream_iterator.h: Disable deprecated warnings.
* include/bits/streambuf_iterator.h: Likewise.
* include/ext/bitmap_allocator.h: Remove unary_function base
classes.
* include/ext/functional: Disable deprecated warnings.
* include/ext/rope: Likewise.
* include/ext/throw_allocator.h: Likewise.
* include/std/type_traits (result_of): Add deprecated attribute.
* include/tr1/functional: Disable deprecated warnings.
* include/tr1/functional_hash.h: Likewise.
* testsuite/20_util/function_objects/binders/1.cc: Add
-Wno-disable-deprecations.
* testsuite/20_util/function_objects/binders/3113.cc: Likewise.
* testsuite/20_util/function_objects/constexpr.cc: Add
dg-warning.
* testsuite/20_util/raw_storage_iterator/base.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/dr2127.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/explicit_instantiation/1.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/typedefs.cc:
Likewise.
* testsuite/20_util/reference_wrapper/24803.cc:
Likewise.
* testsuite/20_util/reference_wrapper/typedefs.cc: Enable for
C++20 and check for absence of nested types.
* testsuite/20_util/shared_ptr/comparison/less.cc: Remove
std::binary_function base class.
* testsuite/20_util/temporary_buffer.cc: Add dg-warning.
* testsuite/21_strings/basic_string/cons/char/69092.cc: Remove
std::iterator base class.
* testsuite/24_iterators/back_insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/front_insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/istream_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/istreambuf_iterator/92285.cc:
Likewise.
* testsuite/24_iterators/istreambuf_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostream_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostreambuf_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/reverse_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/25_algorithms/copy/34595.cc:
Likewise.
* testsuite/25_algorithms/minmax/3.cc: Remove std::binary_function
base class.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/2.cc:
Disable deprecated warnings.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/transform/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/transform/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/27_io/basic_filebuf/underflow/wchar_t/9178.cc: Add
dg-warning.
* testsuite/ext/pb_ds/example/priority_queue_erase_if.cc:
Likewise.
* testsuite/ext/pb_ds/example/priority_queue_split_join.cc:
Likewise.
* testsuite/tr1/3_function_objects/reference_wrapper/typedefs.cc:
Disable deprecated warnings.
* testsuite/tr1/6_containers/hash/requirements/base_classes.cc:
Likewise.
* testsuite/util/regression/trait/erase_if_fn.hpp: Remove
std::unary_function base classes.
* testsuite/util/testsuite_iterators.h (output_iterator_wrapper):
Remove std::iterator base classes.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr.h (__cpp_lib_shared_ptr_weak_type):
Correct type of macro value.
(shared_ptr): Add additional friend declarations.
(make_shared, allocate_shared): Constrain existing overloads and
remove static_assert.
* include/bits/shared_ptr_base.h (__cpp_lib_smart_ptr_for_overwrite):
New macro.
(_Sp_counted_ptr_inplace<T, Alloc, Lp>): New partial
specialization for use with make_shared_for_overwrite.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(_Sp_counted_array_base): New class template.
(_Sp_counted_array): New class template.
(__shared_count(_Tp*&, const _Sp_counted_array_base&, _Init)):
New constructor for allocating shared arrays.
(__shared_ptr(const _Sp_counted_array_base&, _Init)): Likewise.
* include/std/version (__cpp_lib_shared_ptr_weak_type): Correct
type.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(__cpp_lib_smart_ptr_for_overwrite): New macro.
* testsuite/20_util/shared_ptr/creation/99006.cc: Adjust
expected errors.
* testsuite/20_util/shared_ptr/creation/array.cc: New test.
* testsuite/20_util/shared_ptr/creation/overwrite.cc: New test.
* testsuite/20_util/shared_ptr/creation/version.cc: New test.
* testsuite/20_util/unique_ptr/creation/for_overwrite.cc: Check
feature test macro. Test non-trivial default-initialization.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (_Construct, _Construct_novalue):
Also cast away cv-qualifiers when converting pointer to void.
* testsuite/20_util/allocator/void.cc: Test construct function
with cv-qualified types.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103992
* include/bits/stl_iterator.h (common_iterator): Use
std::construct_at instead of placement new.
* testsuite/24_iterators/common_iterator/1.cc: Check copy
construction is usable in constant expressions.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2011.xml: Document new tokens
accepted by std::random_device constructor.
* doc/html/manual/status.html: Regenerate.
2022-01-12 Patrick Palka <ppalka@redhat.com>
* testsuite/20_util/to_chars/103955.cc: Add explicit dg-do
directive.
2022-01-12 Patrick Palka <ppalka@redhat.com>
PR libstdc++/103955
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex):
Track the excess precision separately from the effective
precision. Avoid overflow in bounds check by splitting it into
two checks.
(__floating_to_chars_precision): Avoid overflow in bounds checks
similarly.
* testsuite/20_util/to_chars/103955.cc: New test.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <source_location> for
freestanding.
* include/Makefile.in: Regenerate.
* include/std/version (__cpp_lib_source_location): Define for
freestanding.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::lazy_split_view::_InnerIter::end()):
Add neoxcept (LWG 3593).
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::__detail::__box): Add constexpr to
assignment operators (LWG 3572).
* testsuite/std/ranges/adaptors/filter.cc: Check assignment of a
view that uses copyable-box.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <coroutine> for freestanding.
* include/Makefile.in: Regenerate.
* include/std/coroutine: Adjust headers and preprocessor
conditions.
(__coroutine_traits_impl): Use concepts when available.
[_GLIBCXX_HOSTED] (hash<coroutine_handle>): Define.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (operator<<(basic_ostream&, charT)):
Use unformatted input if no padding is needed.
(operator<<(basic_ostream<char>&, char)): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103891
* include/bits/c++config (_GLIBCXX_HAVE_COND_TRIVIAL_SPECIAL_MEMBERS):
Define.
* include/std/variant (__cpp_lib_variant): Only define C++20
value when the compiler is known to support conditionally
trivial destructors.
* include/std/version (__cpp_lib_variant): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (common_iterator): Add constexpr
to all member functions (LWG 3574).
* testsuite/24_iterators/common_iterator/1.cc: Evaluate some
tests as constant expressions.
* testsuite/24_iterators/common_iterator/2.cc: Likewise.
2022-01-10 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/77760
* include/bits/locale_facets_nonio.h (__time_get_state): New struct.
(time_get::_M_extract_via_format): Declare new method with
__time_get_state& as an extra argument.
* include/bits/locale_facets_nonio.tcc (_M_extract_via_format): Add
__state argument, set various fields in it while parsing. Handle %j,
%U, %w and %W, fix up handling of %y, %Y and %C, don't adjust tm_hour
for %p immediately. Add a wrapper around the method without the
__state argument for backwards compatibility.
(_M_extract_num): Remove all __len == 4 special cases.
(time_get::do_get_time, time_get::do_get_date, time_get::do_get): Zero
initialize __state, pass it to _M_extract_via_format and finalize it
at the end.
(do_get_year): For 1-2 digit parsed years, map 0-68 to 2000-2068,
69-99 to 1969-1999. For 3-4 digit parsed years use that as year.
(get): If do_get isn't overloaded from the locale_facets_nonio.tcc
version, don't call do_get but call _M_extract_via_format instead to
pass around state.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export _M_extract_via_format
with extra __time_get_state and __time_get_state::_M_finalize_state.
* src/c++98/locale_facets.cc (is_leap, day_of_the_week,
day_of_the_year): New functions in anon namespace.
(mon_yday): New var in anon namespace.
(__time_get_state::_M_finalize_state): Define.
* testsuite/22_locale/time_get/get/char/4.cc: New test.
* testsuite/22_locale/time_get/get/wchar_t/4.cc: New test.
* testsuite/22_locale/time_get/get_year/char/1.cc (test01): Parse 197
as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/char/5.cc (test01): Parse 1 as
year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/char/6.cc: New test.
* testsuite/22_locale/time_get/get_year/wchar_t/1.cc (test01): Parse
197 as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/5.cc (test01): Parse
1 as year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/6.cc: New test.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103866
* acinclude.m4 (GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS): Do
nothing for freestanding builds.
(GLIBCXX_ENABLE_HOSTED): Define FREESTANDING_FLAGS.
* configure.ac: Do not use AC_LIBTOOL_DLOPEN when configured
with --without-headers. Do not use GCC_HEADER_STDINT for
freestanding builds.
* libsupc++/Makefile.am (HOSTED_CXXFLAGS): Use -ffreestanding
for freestanding builds.
* configure: Regenerate.
* Makefile.in: Regenerate.
* doc/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/28_regex/algorithms/regex_replace/char/103664.cc:
Add dg-timeout-factor directive.
* testsuite/28_regex/basic_regex/84110.cc: Likewise.
* testsuite/28_regex/basic_regex/ctors/char/other.cc: Likewise.
* testsuite/28_regex/match_results/102667.cc: Likewise.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Update documentation around default
-std option.
* doc/html/*: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100017
* src/c++17/Makefile.am (AM_CXXFLAGS): Add -nostdinc++.
* src/c++17/Makefile.in: Regenerate.
2022-01-09 Sandra Loosemore <sandra@codesourcery.com>
* testsuite/18_support/type_info/constexpr.cc: Add explicit
-fdelete-null-pointer-checks option.
2022-01-06 Pavel I. Kryukov <pavel.kryukov@phystech.edu>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103853
* include/bits/forward_list.tcc (forward_list::merge): Check for
self-merge.
* testsuite/23_containers/forward_list/operations/merge.cc: New test.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (basic_regex, match_results): Qualify
name in friend declaration, to work around Clang bug.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/ext/rope/pthread7-rope.cc: Add dg-timeout-factor.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103911
* include/std/charconv (__from_chars_alpha_to_num): Return
char instead of unsigned char. Change invalid return value to
127 instead of using numeric trait.
(__from_chars_alnum): Fix comment. Do not use std::isdigit.
Change type of variable to char.
2022-01-05 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/68303
* include/bits/hashtable_policy.h
(_Hashtable_hash_traits<_Hash>): New.
(_Hash_code_base<>::_M_hash_code(const _Hash_node_value<>&)): New.
(_Hashtable_base<>::_M_key_equals): New.
(_Hashtable_base<>::_M_equals): Use latter.
(_Hashtable_base<>::_M_key_equals_tr): New.
(_Hashtable_base<>::_M_equals_tr): Use latter.
* include/bits/hashtable.h
(_Hashtable<>::__small_size_threshold()): New, use _Hashtable_hash_traits.
(_Hashtable<>::find): Loop through elements to look for key if size is lower
than __small_size_threshold().
(_Hashtable<>::_M_emplace(true_type, _Args&&...)): Likewise.
(_Hashtable<>::_M_insert_unique(_Kt&&, _Args&&, const _NodeGenerator&)): Likewise.
(_Hashtable<>::_M_compute_hash_code(const_iterator, const key_type&)): New.
(_Hashtable<>::_M_emplace(const_iterator, false_type, _Args&&...)): Use latter.
(_Hashtable<>::_M_find_before_node(const key_type&)): New.
(_Hashtable<>::_M_erase(true_type, const key_type&)): Use latter.
(_Hashtable<>::_M_erase(false_type, const key_type&)): Likewise.
* src/c++11/hashtable_c++0x.cc: Include <bits/functional_hash.h>.
* testsuite/util/testsuite_performance.h
(report_performance): Use 9 width to display memory.
* testsuite/performance/23_containers/insert_erase/unordered_small_size.cc:
New performance test case.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103919
* include/bits/basic_string.h (basic_string(const T&, size_t, size_t)):
Relax constraints on string_view parameter.
* include/bits/cow_string.h (basic_string(const T&, size_t, size_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/103919.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export new symbol for
ARM EABI.
* include/bits/c++config (_GLIBCXX23_CONSTEXPR): Define.
* include/std/version (__cpp_lib_constexpr_typeinfo): Define.
* libsupc++/tinfo.cc: Add #error to ensure non-inline definition
is emitted.
(type_info::__equal): Define alias symbol.
* libsupc++/typeinfo (type_info::before): Combine different
implementations into one.
(type_info::operator==): Likewise. Use address equality for
constant evaluation. Call __equal for targets that require the
definition to be non-inline.
* testsuite/18_support/type_info/constexpr.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (io_error_category): Define
class and virtual functions as 'final'.
(io_category_instance): Use constinit union to make the object
immortal.
* src/c++11/future.cc (future_error_category): Define class and
virtual functions as 'final'.
(future_category_instance): Use constinit union.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Strip
versioned namespace from the type name that is printed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdRegexStatePrinter): New
printer for std::regex NFA states.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/forward_list/operations/1.cc: Fill in
placeholders in comments.
* testsuite/23_containers/forward_list/operations/2.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/3.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/4.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/5.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/6.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/7.cc:
Likewise.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103848
* include/bits/stl_deque.h (operator-): Do not use 0 as null
pointer constant.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocator_traits<allocator<void>>):
Use std::_Construct for construct.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103877
* doc/xml/faq.xml: Add '-x c++' to preprocessor command.
* doc/html/faq.html: Regenerate.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (__regex_algo_impl): Change __policy and
__match_mode template parameters to be function parameters.
(regex_match, regex_search): Pass policy and match mode as
function arguments.
* include/bits/regex.tcc (__regex_algo_impl): Change template
parameters to function parameters.
* include/bits/regex_compiler.h (_RegexTranslatorBase): Use
'if constexpr' for conditions using template parameters.
(_RegexTranslator): Likewise.
* include/bits/regex_executor.tcc (_Executor::_M_handle_accept):
Likewise.
* testsuite/util/testsuite_regex.h (regex_match_debug)
(regex_search_debug): Move template arguments to function
arguments.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_regex.h (regex_match_debug): Compare
results even if the match failed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex_compiler.tcc: Adjust all calls to
__throw_regex_error.
* include/bits/regex_error.h (__throw_regex_error): Add noreturn
attribute.
* include/bits/regex_scanner.tcc: Likewise.
* src/c++11/regex.cc (desc): New helper function.
(regex_error::regex_error(error_type)): Use desc to get a string
corresponding to the error code.
Copyright (C) 2022 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
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