gcc/libstdc++-v3/ChangeLog
GCC Administrator e0b8716f53 Daily bump.
2022-01-26 00:16:38 +00:00

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2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/istream.tcc (basic_istream::sentry): Add braces
around try-block.
* include/bits/shared_ptr_base.h (_Sp_counted_array_base::_M_init):
Add pragmas to disable bogus warnings from PR 61596.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104217
* src/c++17/fs_ops.cc (_GNU_SOURCE): Define.
* src/filesystem/dir.cc (_GNU_SOURCE): Define.
* src/filesystem/ops.cc (_GNU_SOURCE): Define.
2022-01-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104161
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for
fdopendir.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/c++17/fs_dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/c++17/fs_ops.cc (do_remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
* src/filesystem/dir-common.h (_Dir_base): Add nofollow flag to
constructor and when it's set use ::open with O_NOFOLLOW and
O_DIRECTORY.
* src/filesystem/dir.cc (_Dir): Add nofollow flag to constructor
and pass it to base class constructor.
(directory_iterator): Pass nofollow flag to _Dir constructor.
(fs::recursive_directory_iterator::increment): Likewise.
* src/filesystem/ops.cc (remove_all): Use nofollow option for
directory_iterator constructor. Move error check outside loop.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104032
* include/std/spanstream (basic_spanbuf(basic_spanbuf&&)): Use
mem-initializer for _M_buf.
(basic_spanbuf::Operator=(basic_spanbuf&&)): Fix ill-formed
member access.
* testsuite/27_io/spanstream/2.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_from_chars.cc (USE_STRTOD_FOR_FROM_CHARS):
Define macro for case where std::from_chars is implemented in
terms of strtod, strtof or strtold.
(buffer_resource, valid_fmt, find_end_of_float, pattern)
(from_chars_impl, make_result, reserve_string): Do not define
unless USE_STRTOD_FOR_FROM_CHARS is defined.
(from_chars): Define when at least one of USE_LIB_FAST_FLOAT and
USE_STRTOD_FOR_FROM_CHARS is defined, instead of
_GLIBCXX_HAVE_USELOCALE. Use fast_float for long double when it
is binary64.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104174
* include/bits/hashtable_policy.h (_Map_base): Add partial
specialization for maps with const key types.
* testsuite/23_containers/unordered_map/104174.cc: New test.
2022-01-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104019
* include/bits/shared_ptr_base.h (_Sp_counted_base<>::_M_release):
Set members to zero without type punning.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/shared_ptr/cons/array.cc: Fix comment.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87193
PR libstdc++/104019
* include/bits/alloc_traits.h (__cpp_lib_allocator_traits_is_always_equal):
Define as type long.
* include/bits/allocator.h (__cpp_lib_incomplete_container_elements):
Likewise.
* include/bits/basic_string.h (__cpp_lib_string_udls): Likewise.
* include/bits/chrono.h (__cpp_lib_chrono): Likewise.
(__cpp_lib_chrono_udls): Likewise.
* include/bits/move.h (__cpp_lib_addressof_constexpr): Likewise.
* include/bits/node_handle.h (__cpp_lib_node_extract): Likewise.
* include/bits/range_access.h (__cpp_lib_nonmember_container_access):
Likewise.
* include/bits/shared_ptr.h (__cpp_lib_enable_shared_from_this):
Likewise.
* include/bits/stl_algo.h (__cpp_lib_clamp): Likewise.
(__cpp_lib_sample): Likewise.
* include/bits/stl_algobase.h (__cpp_lib_robust_nonmodifying_seq_ops):
Likewise.
* include/bits/stl_function.h (__cpp_lib_transparent_operators):
Likewise.
* include/bits/stl_iterator.h (__cpp_lib_make_reverse_iterator):
Likewise.
* include/bits/stl_map.h (__cpp_lib_map_try_emplace):
Likewise.
* include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
Likewise.
* include/bits/unique_ptr.h (__cpp_lib_make_unique):
Likewise.
* include/bits/unordered_map.h (__cpp_lib_unordered_map_try_emplace):
Likewise.
* include/c_global/cmath (__cpp_lib_hypot): Likewise.
* include/c_global/cstddef (__cpp_lib_byte): Likewise.
* include/std/atomic (__cpp_lib_atomic_is_always_lock_free):
Likewise.
* include/std/complex (__cpp_lib_complex_udls): Likewise.
* include/std/filesystem (__cpp_lib_filesystem): Likewise.
* include/std/functional (__cpp_lib_not_fn): Likewise.
(__cpp_lib_boyer_moore_searcher): Likewise.
* include/std/iomanip (__cpp_lib_quoted_string_io): Likewise.
* include/std/mutex (__cpp_lib_scoped_lock): Likewise.
* include/std/numeric (__cpp_lib_gcd_lcm): Likewise.
(__cpp_lib_gcd, __cpp_lib_lcm): Likewise.
* include/std/tuple (__cpp_lib_apply): Likewise.
(__cpp_lib_make_from_tuple): Likewise.
* include/std/type_traits (__cpp_lib_integral_constant_callable)
(__cpp_lib_bool_constant, __cpp_lib_logical_traits)
(__cpp_lib_is_null_pointer, __cpp_lib_transformation_trait_aliases)
(__cpp_lib_result_of_sfinae, __cpp_lib_void_t)
(__cpp_lib_is_swappable, __cpp_lib_is_invocable)
(__cpp_lib_has_unique_object_representations)
(__cpp_lib_is_aggregate): Likewise.
* include/std/version: Likewise.
* libsupc++/new (__cpp_lib_launder): Likewise.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/version (__cpp_lib_shared_ptr_arrays): Fix
condition for C++17 definition.
2022-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count):
Add constexpr.
(_Sp_atomic::_M_ptr): Add default member-initializer.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
Check constant initialization.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (__constinit): Define as
equivalent attribute for Clang.
* src/c++11/future.cc (__constinit): Likewise.
* src/c++11/system_error.cc (__constinit): Likewise.
* src/c++17/memory_resource.cc (__constinit): Likewise.
2022-01-20 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Only add src/filesystem/.libs and
src/libbacktrace/.libs to LDFLAGS if those directories exist.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* configure.ac (GLIBCXX_ENABLE_DEBUG_FLAGS): Remove -gdwarf-4
from default flags.
* configure: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104123
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Include
<stddef.h>.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* scripts/testsuite_flags.in: Add src/libbacktrace/.libs to
linker search paths.
* src/Makefile.am: Fix src/debug/libbacktrace build.
* src/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: Use per-library CPPFLAGS
variable. Use symlinks for the source files.
* src/libbacktrace/Makefile.in: Regenerate.
2022-01-19 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on math_errhandling to expand to a constant expression.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document deprecations.
* doc/xml/manual/status_cxx2017.xml: Update status.
* doc/html/*: Regenerate.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (get_temporary_buffer): Change
_GLIBCXX14_DEPRECATED to _GLIBCXX17_DEPRECATED.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (_PCC::_DeprConsPair): Remove unused
function.
2022-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104101
* include/bits/shared_ptr_atomic.h (_Sp_atomic::_Atomic_count::lock):
Only use __thread_relax if __cpp_lib_atomic_wait is defined.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104099
* include/bits/basic_string.h (basic_string(nullptr_t)): Only
define for C++23.
(operator=(nullptr_t)): Likewise.
* include/bits/cow_string.h: Likewise.
* include/std/string_view (basic_string_view(nullptr_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/nullptr.cc: Adjust
expected error. Add examples that become ill-formed in C++23.
* testsuite/21_strings/basic_string_view/cons/char/nonnull.cc:
Adjust expected errors.
* testsuite/21_strings/basic_string_view/cons/wchar_t/nonnull.cc:
Likewise.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104098
* include/bits/stl_iterator.h (reverse_iterator): Check
__cpp_lib_concepts instead of __cplusplus.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101124
* include/bits/stl_pair.h (pair): Adjust constraints on
deprecated constructors accepting literal zero as null pointer
constant. Improve wording of deprecated attribute.
* testsuite/20_util/pair/cons/99957.cc: Check that deprecated
constructors do not cause ambiguities for copyable types.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_function.h (ptr_fun): Fix suggestion for
non-deprecated alternative.
2022-01-18 Tom Honermann <tom@honermann.net>
* acinclude.m4: Define config macros if uchar.h provides
c8rtomb() and mbrtoc8().
* config.h.in: Regenerate.
* configure: Regenerate.
* include/c_compatibility/uchar.h (c8rtomb, mbrtoc8): Define.
* include/c_global/cuchar (c8rtomb, mbrtoc8): Likewise.
* include/c_std/cuchar (c8rtomb, mbrtoc8): Likewise.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
New test.
* testsuite/21_strings/headers/cuchar/functions_std_fchar8_t.cc:
New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Install new header.
* include/Makefile.in: Regenerate.
* include/c_compatibility/stdatomic.h: New file.
* testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: New test.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (FASTFLOAT_IS_BIG_ENDIAN):
Define in terms of __BYTE_ORDER__.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104080
* src/c++17/fast_float/LOCAL_PATCHES: UPDATE.
* src/c++17/fast_float/fast_float.h (round): Use explicit
template argument list for std::min.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2017.xml: Update C++17 status.
* doc/xml/manual/status_cxx2020.xml: Use 12.1 instead of 12 for
upcoming release.
* doc/html/manual/status.html: Regenerate.
2022-01-18 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING): Improve
comments.
* configure: Regenerate.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: (USE_LIB_FAST_FLOAT):
Conditionally define, and use it to conditionally include
fast_float.
(from_chars): Use fast_float for float and double when
USE_LIB_FAST_FLOAT.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h (from_chars_advanced): In
case of over/underflow, return errc::result_out_of_range and don't
modify 'value'.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: Update.
* src/c++17/fast_float/fast_float.h: Apply local modifications.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/fast_float/LOCAL_PATCHES: New file.
* src/c++17/fast_float/MERGE: New file.
* src/c++17/fast_float/README.md: New file, copied from the
fast_float repository.
* src/c++17/fast_float/fast_float.h: New file, an amalgamation
of the fast_float library.
2022-01-17 Patrick Palka <ppalka@redhat.com>
* src/c++17/floating_from_chars.cc: Include <bit>.
(ascii_to_hexit, starts_with_ci): Conditionally define.
(__floating_from_chars_hex): Conditionally define.
(from_chars): Use __floating_from_chars_hex for
chars_format::hex parsing of binary32/64 float/double.
(testsuite/20_util/from_chars/7.cc): New test.
* testsuite/20_util/from_chars/7.cc: New file.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): New macro.
* configure.ac: Use GLIBCXX_ENABLE_BACKTRACE.
* include/Makefile.am: Add new header.
* include/Makefile.in: Regenerate.
* include/std/stacktrace: New header.
* include/std/version (__cpp_lib_stacktrace): Define.
* Makefile.in: Regenerate.
* config.h.in: Regenerate.
* configure: Regenerate.
* doc/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.am: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
* src/libbacktrace/Makefile.am: New file.
* src/libbacktrace/Makefile.in: New file.
* src/libbacktrace/backtrace-rename.h: New file.
* src/libbacktrace/backtrace-supported.h.in: New file.
* src/libbacktrace/config.h.in: New file.
* testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
New proc.
* testsuite/20_util/stacktrace/entry.cc: New test.
* testsuite/20_util/stacktrace/synopsis.cc: New test.
* testsuite/20_util/stacktrace/version.cc: New test.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Use final C++20 option
names.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103650
* include/Makefile.am: Rename LT_OBJDIR and STDC_HEADERS.
* include/Makefile.in: Regenerate.
* testsuite/17_intro/headers/c++1998/103650.cc: New test.
2022-01-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__floating_point_flags): Do
not rely on the presence of the math_errhandling macro.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h (_Sp_atomic): Add typename
to qualified-id for dependent type.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2020.xml: Update.
* doc/html/manual/status.html: Regenerate.
2022-01-17 Jonathan Wakely <jwakely@redhat.com>
Thomas Rodgers <trodgers@redhat.com>
* include/bits/shared_ptr_atomic.h (__cpp_lib_atomic_shared_ptr):
New macro.
(_Sp_atomic): New class template.
(atomic<shared_ptr<T>>, atomic<weak_ptr<T>>): New partial
specializations.
* include/bits/shared_ptr_base.h (__shared_count, __weak_count)
(__shared_ptr, __weak_ptr): Declare _Sp_atomic as a friend.
* include/std/version (__cpp_lib_atomic_shared_ptr): New macro.
* testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc: New
test.
* testsuite/20_util/weak_ptr/atomic_weak_ptr.cc: New test.
2022-01-15 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Move feature detection bools
and add __have_avx512bitalg, __have_avx512vbmi2,
__have_avx512vbmi, __have_avx512ifma, __have_avx512cd,
__have_avx512vnni, __have_avx512vpopcntdq.
(__detail::__machine_flags): New function which returns a unique
uint64 depending on relevant -m and -f flags.
(__detail::__odr_helper): New type alias for either an anonymous
type or a type specialized with the __machine_flags number.
(_SimdIntOperators): Change template parameters from _Impl to
_Tp, _Abi because _Impl now has an __odr_helper parameter which
may be _OdrEnforcer from the anonymous namespace, which makes
for a bad base class.
(many): Either add __odr_helper template parameter or mark as
always_inline.
* include/experimental/bits/simd_detail.h: Add defines for
AVX512BITALG, AVX512VBMI2, AVX512VBMI, AVX512IFMA, AVX512CD,
AVX512VNNI, AVX512VPOPCNTDQ, and AVX512VP2INTERSECT.
* include/experimental/bits/simd_builtin.h: Add __odr_helper
template parameter or mark as always_inline.
* include/experimental/bits/simd_fixed_size.h: Ditto.
* include/experimental/bits/simd_math.h: Ditto.
* include/experimental/bits/simd_scalar.h: Ditto.
* include/experimental/bits/simd_neon.h: Add __odr_helper
template parameter.
* include/experimental/bits/simd_ppc.h: Ditto.
* include/experimental/bits/simd_x86.h: Ditto.
2022-01-14 Uroš Bizjak <ubizjak@gmail.com>
* testsuite/22_locale/numpunct/members/char/3.cc:
Require pt_PT locale instead of nl_NL.
(test02): Use pt_PT locale instead of nl_NL.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/91260
PR libstdc++/91383
PR libstdc++/95065
* include/backward/binders.h (bind1st, bind2nd): Add deprecated
attribute.
* include/bits/refwrap.h (_Maybe_unary_or_binary_function):
Disable deprecated warnings for base classes.
(_Reference_wrapper_base): Likewise.
* include/bits/shared_ptr_base.h (_Sp_owner_less): Likewise.
* include/bits/stl_bvector.h (_Bit_iterator_base): Likewise.
* include/bits/stl_function.h (unary_function, binary_function):
Add deprecated attribute.
(unary_negate, not1, binary_negate, not2, ptr_fun)
(pointer_to_unary_function, pointer_to_binary_function)
(mem_fun_t, const_mem_fun_t, mem_fun_ref_t, const_mem_fun_ref_t)
(mem_fun1_t, const_mem_fun1_t, mem_fun_ref1_t)
(const_mem_fun1_ref_t, mem_fun, mem_fun_ref): Add deprecated
attributes.
* include/bits/stl_iterator.h: Disable deprecated warnings for
std::iterator base classes.
* include/bits/stl_iterator_base_types.h (iterator): Add
deprecated attribute.
* include/bits/stl_map.h (map::value_compare): Disable
deprecated warnings for base class.
* include/bits/stl_multimap.h (multimap::value_compare):
Likewise.
* include/bits/stl_raw_storage_iter.h (raw_storage_iterator):
Add deprecated attribute.
* include/bits/stl_tempbuf.h (get_temporary_buffer): Likewise.
* include/bits/stream_iterator.h: Disable deprecated warnings.
* include/bits/streambuf_iterator.h: Likewise.
* include/ext/bitmap_allocator.h: Remove unary_function base
classes.
* include/ext/functional: Disable deprecated warnings.
* include/ext/rope: Likewise.
* include/ext/throw_allocator.h: Likewise.
* include/std/type_traits (result_of): Add deprecated attribute.
* include/tr1/functional: Disable deprecated warnings.
* include/tr1/functional_hash.h: Likewise.
* testsuite/20_util/function_objects/binders/1.cc: Add
-Wno-disable-deprecations.
* testsuite/20_util/function_objects/binders/3113.cc: Likewise.
* testsuite/20_util/function_objects/constexpr.cc: Add
dg-warning.
* testsuite/20_util/raw_storage_iterator/base.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/dr2127.cc: Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/explicit_instantiation/1.cc:
Likewise.
* testsuite/20_util/raw_storage_iterator/requirements/typedefs.cc:
Likewise.
* testsuite/20_util/reference_wrapper/24803.cc:
Likewise.
* testsuite/20_util/reference_wrapper/typedefs.cc: Enable for
C++20 and check for absence of nested types.
* testsuite/20_util/shared_ptr/comparison/less.cc: Remove
std::binary_function base class.
* testsuite/20_util/temporary_buffer.cc: Add dg-warning.
* testsuite/21_strings/basic_string/cons/char/69092.cc: Remove
std::iterator base class.
* testsuite/24_iterators/back_insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/front_insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/insert_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/istream_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/istreambuf_iterator/92285.cc:
Likewise.
* testsuite/24_iterators/istreambuf_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostream_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/ostreambuf_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/24_iterators/reverse_iterator/requirements/base_classes.cc:
Likewise.
* testsuite/25_algorithms/copy/34595.cc:
Likewise.
* testsuite/25_algorithms/minmax/3.cc: Remove std::binary_function
base class.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/2.cc:
Disable deprecated warnings.
* testsuite/25_algorithms/all_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/any_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/count_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_end/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_first_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/find_if_not/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/for_each/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_partitioned/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/none_of/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_copy/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/partition_point/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/random_shuffle/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/remove_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_copy_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/replace_if/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/search_n/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/stable_partition/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/25_algorithms/transform/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/25_algorithms/transform/requirements/explicit_instantiation/pod.cc:
Likewise.
* testsuite/27_io/basic_filebuf/underflow/wchar_t/9178.cc: Add
dg-warning.
* testsuite/ext/pb_ds/example/priority_queue_erase_if.cc:
Likewise.
* testsuite/ext/pb_ds/example/priority_queue_split_join.cc:
Likewise.
* testsuite/tr1/3_function_objects/reference_wrapper/typedefs.cc:
Disable deprecated warnings.
* testsuite/tr1/6_containers/hash/requirements/base_classes.cc:
Likewise.
* testsuite/util/regression/trait/erase_if_fn.hpp: Remove
std::unary_function base classes.
* testsuite/util/testsuite_iterators.h (output_iterator_wrapper):
Remove std::iterator base classes.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr.h (__cpp_lib_shared_ptr_weak_type):
Correct type of macro value.
(shared_ptr): Add additional friend declarations.
(make_shared, allocate_shared): Constrain existing overloads and
remove static_assert.
* include/bits/shared_ptr_base.h (__cpp_lib_smart_ptr_for_overwrite):
New macro.
(_Sp_counted_ptr_inplace<T, Alloc, Lp>): New partial
specialization for use with make_shared_for_overwrite.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(_Sp_counted_array_base): New class template.
(_Sp_counted_array): New class template.
(__shared_count(_Tp*&, const _Sp_counted_array_base&, _Init)):
New constructor for allocating shared arrays.
(__shared_ptr(const _Sp_counted_array_base&, _Init)): Likewise.
* include/std/version (__cpp_lib_shared_ptr_weak_type): Correct
type.
(__cpp_lib_shared_ptr_arrays): Update value for C++20.
(__cpp_lib_smart_ptr_for_overwrite): New macro.
* testsuite/20_util/shared_ptr/creation/99006.cc: Adjust
expected errors.
* testsuite/20_util/shared_ptr/creation/array.cc: New test.
* testsuite/20_util/shared_ptr/creation/overwrite.cc: New test.
* testsuite/20_util/shared_ptr/creation/version.cc: New test.
* testsuite/20_util/unique_ptr/creation/for_overwrite.cc: Check
feature test macro. Test non-trivial default-initialization.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (_Construct, _Construct_novalue):
Also cast away cv-qualifiers when converting pointer to void.
* testsuite/20_util/allocator/void.cc: Test construct function
with cv-qualified types.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103992
* include/bits/stl_iterator.h (common_iterator): Use
std::construct_at instead of placement new.
* testsuite/24_iterators/common_iterator/1.cc: Check copy
construction is usable in constant expressions.
2022-01-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2011.xml: Document new tokens
accepted by std::random_device constructor.
* doc/html/manual/status.html: Regenerate.
2022-01-12 Patrick Palka <ppalka@redhat.com>
* testsuite/20_util/to_chars/103955.cc: Add explicit dg-do
directive.
2022-01-12 Patrick Palka <ppalka@redhat.com>
PR libstdc++/103955
* src/c++17/floating_to_chars.cc (__floating_to_chars_hex):
Track the excess precision separately from the effective
precision. Avoid overflow in bounds check by splitting it into
two checks.
(__floating_to_chars_precision): Avoid overflow in bounds checks
similarly.
* testsuite/20_util/to_chars/103955.cc: New test.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <source_location> for
freestanding.
* include/Makefile.in: Regenerate.
* include/std/version (__cpp_lib_source_location): Define for
freestanding.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::lazy_split_view::_InnerIter::end()):
Add neoxcept (LWG 3593).
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (ranges::__detail::__box): Add constexpr to
assignment operators (LWG 3572).
* testsuite/std/ranges/adaptors/filter.cc: Check assignment of a
view that uses copyable-box.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103726
* include/Makefile.am: Install <coroutine> for freestanding.
* include/Makefile.in: Regenerate.
* include/std/coroutine: Adjust headers and preprocessor
conditions.
(__coroutine_traits_impl): Use concepts when available.
[_GLIBCXX_HOSTED] (hash<coroutine_handle>): Define.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (operator<<(basic_ostream&, charT)):
Use unformatted input if no padding is needed.
(operator<<(basic_ostream<char>&, char)): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103891
* include/bits/c++config (_GLIBCXX_HAVE_COND_TRIVIAL_SPECIAL_MEMBERS):
Define.
* include/std/variant (__cpp_lib_variant): Only define C++20
value when the compiler is known to support conditionally
trivial destructors.
* include/std/version (__cpp_lib_variant): Likewise.
2022-01-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (common_iterator): Add constexpr
to all member functions (LWG 3574).
* testsuite/24_iterators/common_iterator/1.cc: Evaluate some
tests as constant expressions.
* testsuite/24_iterators/common_iterator/2.cc: Likewise.
2022-01-10 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/77760
* include/bits/locale_facets_nonio.h (__time_get_state): New struct.
(time_get::_M_extract_via_format): Declare new method with
__time_get_state& as an extra argument.
* include/bits/locale_facets_nonio.tcc (_M_extract_via_format): Add
__state argument, set various fields in it while parsing. Handle %j,
%U, %w and %W, fix up handling of %y, %Y and %C, don't adjust tm_hour
for %p immediately. Add a wrapper around the method without the
__state argument for backwards compatibility.
(_M_extract_num): Remove all __len == 4 special cases.
(time_get::do_get_time, time_get::do_get_date, time_get::do_get): Zero
initialize __state, pass it to _M_extract_via_format and finalize it
at the end.
(do_get_year): For 1-2 digit parsed years, map 0-68 to 2000-2068,
69-99 to 1969-1999. For 3-4 digit parsed years use that as year.
(get): If do_get isn't overloaded from the locale_facets_nonio.tcc
version, don't call do_get but call _M_extract_via_format instead to
pass around state.
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export _M_extract_via_format
with extra __time_get_state and __time_get_state::_M_finalize_state.
* src/c++98/locale_facets.cc (is_leap, day_of_the_week,
day_of_the_year): New functions in anon namespace.
(mon_yday): New var in anon namespace.
(__time_get_state::_M_finalize_state): Define.
* testsuite/22_locale/time_get/get/char/4.cc: New test.
* testsuite/22_locale/time_get/get/wchar_t/4.cc: New test.
* testsuite/22_locale/time_get/get_year/char/1.cc (test01): Parse 197
as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/char/5.cc (test01): Parse 1 as
year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/char/6.cc: New test.
* testsuite/22_locale/time_get/get_year/wchar_t/1.cc (test01): Parse
197 as year 197AD instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/5.cc (test01): Parse
1 as year 2001 instead of error.
* testsuite/22_locale/time_get/get_year/wchar_t/6.cc: New test.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103866
* acinclude.m4 (GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS): Do
nothing for freestanding builds.
(GLIBCXX_ENABLE_HOSTED): Define FREESTANDING_FLAGS.
* configure.ac: Do not use AC_LIBTOOL_DLOPEN when configured
with --without-headers. Do not use GCC_HEADER_STDINT for
freestanding builds.
* libsupc++/Makefile.am (HOSTED_CXXFLAGS): Use -ffreestanding
for freestanding builds.
* configure: Regenerate.
* Makefile.in: Regenerate.
* doc/Makefile.in: Regenerate.
* include/Makefile.in: Regenerate.
* libsupc++/Makefile.in: Regenerate.
* po/Makefile.in: Regenerate.
* python/Makefile.in: Regenerate.
* src/Makefile.in: Regenerate.
* src/c++11/Makefile.in: Regenerate.
* src/c++17/Makefile.in: Regenerate.
* src/c++20/Makefile.in: Regenerate.
* src/c++98/Makefile.in: Regenerate.
* src/filesystem/Makefile.in: Regenerate.
* testsuite/Makefile.in: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/28_regex/algorithms/regex_replace/char/103664.cc:
Add dg-timeout-factor directive.
* testsuite/28_regex/basic_regex/84110.cc: Likewise.
* testsuite/28_regex/basic_regex/ctors/char/other.cc: Likewise.
* testsuite/28_regex/match_results/102667.cc: Likewise.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Update documentation around default
-std option.
* doc/html/*: Regenerate.
2022-01-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100017
* src/c++17/Makefile.am (AM_CXXFLAGS): Add -nostdinc++.
* src/c++17/Makefile.in: Regenerate.
2022-01-09 Sandra Loosemore <sandra@codesourcery.com>
* testsuite/18_support/type_info/constexpr.cc: Add explicit
-fdelete-null-pointer-checks option.
2022-01-06 Pavel I. Kryukov <pavel.kryukov@phystech.edu>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103853
* include/bits/forward_list.tcc (forward_list::merge): Check for
self-merge.
* testsuite/23_containers/forward_list/operations/merge.cc: New test.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (basic_regex, match_results): Qualify
name in friend declaration, to work around Clang bug.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/ext/rope/pthread7-rope.cc: Add dg-timeout-factor.
2022-01-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103911
* include/std/charconv (__from_chars_alpha_to_num): Return
char instead of unsigned char. Change invalid return value to
127 instead of using numeric trait.
(__from_chars_alnum): Fix comment. Do not use std::isdigit.
Change type of variable to char.
2022-01-05 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/68303
* include/bits/hashtable_policy.h
(_Hashtable_hash_traits<_Hash>): New.
(_Hash_code_base<>::_M_hash_code(const _Hash_node_value<>&)): New.
(_Hashtable_base<>::_M_key_equals): New.
(_Hashtable_base<>::_M_equals): Use latter.
(_Hashtable_base<>::_M_key_equals_tr): New.
(_Hashtable_base<>::_M_equals_tr): Use latter.
* include/bits/hashtable.h
(_Hashtable<>::__small_size_threshold()): New, use _Hashtable_hash_traits.
(_Hashtable<>::find): Loop through elements to look for key if size is lower
than __small_size_threshold().
(_Hashtable<>::_M_emplace(true_type, _Args&&...)): Likewise.
(_Hashtable<>::_M_insert_unique(_Kt&&, _Args&&, const _NodeGenerator&)): Likewise.
(_Hashtable<>::_M_compute_hash_code(const_iterator, const key_type&)): New.
(_Hashtable<>::_M_emplace(const_iterator, false_type, _Args&&...)): Use latter.
(_Hashtable<>::_M_find_before_node(const key_type&)): New.
(_Hashtable<>::_M_erase(true_type, const key_type&)): Use latter.
(_Hashtable<>::_M_erase(false_type, const key_type&)): Likewise.
* src/c++11/hashtable_c++0x.cc: Include <bits/functional_hash.h>.
* testsuite/util/testsuite_performance.h
(report_performance): Use 9 width to display memory.
* testsuite/performance/23_containers/insert_erase/unordered_small_size.cc:
New performance test case.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103919
* include/bits/basic_string.h (basic_string(const T&, size_t, size_t)):
Relax constraints on string_view parameter.
* include/bits/cow_string.h (basic_string(const T&, size_t, size_t)):
Likewise.
* testsuite/21_strings/basic_string/cons/char/103919.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Export new symbol for
ARM EABI.
* include/bits/c++config (_GLIBCXX23_CONSTEXPR): Define.
* include/std/version (__cpp_lib_constexpr_typeinfo): Define.
* libsupc++/tinfo.cc: Add #error to ensure non-inline definition
is emitted.
(type_info::__equal): Define alias symbol.
* libsupc++/typeinfo (type_info::before): Combine different
implementations into one.
(type_info::operator==): Likewise. Use address equality for
constant evaluation. Call __equal for targets that require the
definition to be non-inline.
* testsuite/18_support/type_info/constexpr.cc: New test.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (io_error_category): Define
class and virtual functions as 'final'.
(io_category_instance): Use constinit union to make the object
immortal.
* src/c++11/future.cc (future_error_category): Define class and
virtual functions as 'final'.
(future_category_instance): Use constinit union.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdErrorCodePrinter): Strip
versioned namespace from the type name that is printed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdRegexStatePrinter): New
printer for std::regex NFA states.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/forward_list/operations/1.cc: Fill in
placeholders in comments.
* testsuite/23_containers/forward_list/operations/2.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/3.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/4.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/5.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/6.cc:
Likewise.
* testsuite/23_containers/forward_list/operations/7.cc:
Likewise.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103848
* include/bits/stl_deque.h (operator-): Do not use 0 as null
pointer constant.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (allocator_traits<allocator<void>>):
Use std::_Construct for construct.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103877
* doc/xml/faq.xml: Add '-x c++' to preprocessor command.
* doc/html/faq.html: Regenerate.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.h (__regex_algo_impl): Change __policy and
__match_mode template parameters to be function parameters.
(regex_match, regex_search): Pass policy and match mode as
function arguments.
* include/bits/regex.tcc (__regex_algo_impl): Change template
parameters to function parameters.
* include/bits/regex_compiler.h (_RegexTranslatorBase): Use
'if constexpr' for conditions using template parameters.
(_RegexTranslator): Likewise.
* include/bits/regex_executor.tcc (_Executor::_M_handle_accept):
Likewise.
* testsuite/util/testsuite_regex.h (regex_match_debug)
(regex_search_debug): Move template arguments to function
arguments.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_regex.h (regex_match_debug): Compare
results even if the match failed.
2022-01-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex_compiler.tcc: Adjust all calls to
__throw_regex_error.
* include/bits/regex_error.h (__throw_regex_error): Add noreturn
attribute.
* include/bits/regex_scanner.tcc: Likewise.
* src/c++11/regex.cc (desc): New helper function.
(regex_error::regex_error(error_type)): Use desc to get a string
corresponding to the error code.
Copyright (C) 2022 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.