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rust/rust-lang/gcc/refs/heads/statement-clone/./libstdc++-v3/ChangeLog-2024
blob: 422e083582373745a363d3acc196f3b0fc6e0821 [file] [edit]
2024-12-29 Gerald Pfeifer <gerald@pfeifer.com>
* doc/html/manual/profile_mode_diagnostics.html: Delete.
2024-12-29 Hans-Peter Nilsson <hp@bitrange.com>
* testsuite/std/time/year_month_day/3.cc (test01): Add ifdeffery to
limit the tested dates. For simulators, pass start and end dates
limiting the tested range to 100000 days, centered on days (0).
* testsuite/std/time/year_month_day/4.cc: Ditto.
2024-12-28 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/118196
* testsuite/24_iterators/range_generators/pr118196.cc: Include
<generator> rather than "<generator>".
2024-12-27 Arsen Arsenović <arsen@aarsen.me>
PR libstdc++/118196
* include/std/generator (generator::operator=(generator)): Add
missing 'return *this;'.
* testsuite/24_iterators/range_generators/pr118196.cc: New test.
2024-12-27 Arsen Arsenović <arsen@aarsen.me>
PR libstdc++/118022
* include/std/generator
(_Promise_erased::yield_value(const _Yielded_deref&)): Don't
implicit-constuct _Yielded_decvref.
* testsuite/24_iterators/range_generators/pr118022.cc: New test.
2024-12-19 François Dumont <frs.dumont@gmail.com>
PR libstdc++/57272
* include/bits/stl_tree.h
[_GLIBCXX_USE_ALLOC_PTR_FOR_RB_TREE]: New macro to control usage of the
code required to support fancy allocator pointer type.
(_Rb_tree_node_base::_Const_Base_ptr): Remove.
(_Rb_tree_node_base::_S_minimum, _Rb_tree_node_base::_S_maximum): Remove
overloads for _Const_Base_ptr.
(_Rb_tree_node_base::_M_base_ptr()): New.
(_Rb_tree_node::_Link_type): Remove.
(_Rb_tree_node::_M_node_ptr()): New.
(__rb_tree::_Node_base<>): New.
(__rb_tree::_Header<>): New.
(__rb_tree::_Node<>): New.
(_Rb_tree_increment(const _Rb_tree_node_base*)): Remove declaration.
(_Rb_tree_decrement(const _Rb_tree_node_base*)): Remove declaration.
(_Rb_tree_iterator<>::_Self): Remove.
(_Rb_tree_iterator<>::_Link_type): Rename into...
(_Rb_tree_iterator<>::_Node_ptr): ...this.
(_Rb_tree_const_iterator<>::_Link_type): Rename into...
(_Rb_tree_const_iterator<>::_Node_ptr): ...this.
(_Rb_tree_const_iterator<>::_M_const_cast): Remove.
(_Rb_tree_const_iterator<>::_M_node): Change type into _Base_ptr.
(__rb_tree::_Iterator<>): New.
(__rb_tree::_Node_traits<>): New.
(_Rb_tree<>::_Node_base, _Rb_tree::_Node): New.
(_Rb_tree<>::_Link_type): Rename into...
(_Rb_tree<>::_Node_ptr): ...this.
(_Rb_tree<>::_Const_Base_ptr, _Rb_tree<>::_Const_Node_ptr): Remove.
(_Rb_tree<>::_M_mbegin): Remove.
(_Rb_tree<>::_M_begin_node()): New.
(_S_key(const _Node&)): New.
(_S_key(_Base_ptr)): New, call latter.
(_S_key(_Node_ptr)): Likewise.
(_Rb_tree<>::_S_left(_Const_Base_ptr)): Remove.
(_Rb_tree<>::_S_right(_Const_Base_ptr)): Remove.
(_Rb_tree<>::_S_maximum(_Const_Base_ptr)): Remove.
(_Rb_tree<>::_S_minimum(_Const_Base_ptr)): Remove.
* testsuite/23_containers/map/allocator/ext_ptr.cc: New test case.
* testsuite/23_containers/multimap/allocator/ext_ptr.cc: New test case.
* testsuite/23_containers/multiset/allocator/ext_ptr.cc: New test case.
* testsuite/23_containers/set/allocator/ext_ptr.cc: New test case.
* testsuite/23_containers/set/requirements/explicit_instantiation/alloc_ptr.cc:
New test case.
* testsuite/23_containers/set/requirements/explicit_instantiation/alloc_ptr_ignored.cc:
New test case.
2024-12-19 Patrick Palka <ppalka@redhat.com>
Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new header <flat_set>.
* include/Makefile.in: Regenerate.
* include/bits/version.def (__cpp_flat_set): Define.
* include/bits/version.h: Regenerate
* include/precompiled/stdc++.h: Include <flat_set>.
* include/std/flat_set: New file.
* src/c++23/std.cc.in: Export <flat_set>.
* testsuite/23_containers/flat_multiset/1.cc: New test.
* testsuite/23_containers/flat_set/1.cc: New test.
2024-12-19 Patrick Palka <ppalka@redhat.com>
Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new header <flat_map>.
* include/Makefile.in: Regenerate.
* include/bits/alloc_traits.h (__not_allocator_like): New concept.
* include/bits/stl_function.h (__transparent_comparator): Likewise.
* include/bits/stl_iterator_base_types.h (__has_input_iter_cat):
Likewise.
* include/bits/uses_allocator.h (__allocator_for): Likewise.
* include/bits/utility.h (sorted_unique_t): Define for C++23.
(sorted_unique): Likewise.
(sorted_equivalent_t): Likewise.
(sorted_equivalent): Likewise.
* include/bits/version.def (flat_map): Define.
* include/bits/version.h: Regenerate.
* include/precompiled/stdc++.h: Include <flat_map>.
* include/std/flat_map: New file.
* src/c++23/std.cc.in: Export <flat_map>.
* testsuite/23_containers/flat_map/1.cc: New test.
* testsuite/23_containers/flat_multimap/1.cc: New test.
2024-12-19 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (__detail::__range_key_type):
Define as per P1206R7.
(__detail::__range_mapped_type): Likewise.
2024-12-18 François Dumont <frs.dumont@gmail.com>
* include/bits/move.h (std::addressof): Call __builtin_addressof.
2024-12-18 Tamar Christina <tamar.christina@arm.com>
* include/bits/hashtable.h
(_M_find_before_node): Make it likely that the map has at least one
entry and so we do at least one iteration.
2024-12-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/118088
* include/bits/stl_queue.h (priority_queue(priority_queue&&)):
Clear the source object after moving from it.
(priority_queue(priority_queue&&, const Alloc&)): Likewise.
(operator=(priority_queue&&)): Likewise.
* testsuite/23_containers/priority_queue/118088.cc: New test.
2024-12-18 Tamar Christina <tamar.christina@arm.com>
* include/bits/hashtable.h: Inline _M_locate.
2024-12-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h (__to_wstring_numeric): Add 'i'
and 'I' to mapping.
2024-12-18 Luca Bacci <luca.bacci982@gmail.com>
PR libstdc++/98723
* include/bits/regex_compiler.tcc (_BracketMatcher::_M_apply):
Only use transform_primary when an equivalence set is used.
2024-12-17 Jonathan Wakely <jwakely@redhat.com>
* include/debug/safe_local_iterator.h (_GLIBCXX_DEBUG_VERIFY_OPERANDS):
Add parentheses to avoid -Wparentheses warning.
2024-12-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/118035
* include/bits/deque.tcc (_M_range_insert_aux): Return
immediately if inserting an empty range.
* testsuite/23_containers/deque/modifiers/insert/118035.cc: New
test.
2024-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_Local_iterator_base): Use
default member-initializers.
2024-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h: Replace typedefs with
alias-declarations. Remove redundant std:: qualification.
(_Mod_range_hashing, _Mask_range_hashing): Remove adaptable
function object typedefs.
2024-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_Hash_code_storage): Remove.
(_Hash_obj_storage): New class template. Store the hash
function as a union member instead of using a byte buffer.
(_Local_iterator_base): Use _Hash_obj_storage instead of
_Hash_code_storage, adjust members that construct and destroy
the hash object.
(_Local_iterator_base::_M_incr): Calculate bucket index.
2024-12-16 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::swap): Swap hash
function and equality predicate here. Inline allocator swap
instead of using __alloc_on_swap.
* include/bits/hashtable_policy.h (_Hashtable_ebo_helper):
Replace EBO with no_unique_address attribute. Remove NTTP.
(_Hash_code_base): Replace base class with data member using
no_unique_address attribute.
(_Hash_code_base::_M_swap): Remove.
(_Hash_code_base::_M_hash): Remove.
(_Hashtable_base): Replace base class with data member using
no_unique_address attribute.
(_Hashtable_base::_M_swap): Remove.
(_Hashtable_alloc): Replace base class with data member using
no_unique_address attribute.
2024-12-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/57272
* include/bits/forward_list.h (__fwd_list::_Node): Add
user-provided special member functions to union.
* include/bits/stl_list.h (__list::_Node): Likewise.
(_Node_base::_M_hook, _Node_base::swap): Use _M_base() instead
of std::pointer_traits::pointer_to.
(_Node_base::_M_transfer): Likewise. Add noexcept.
(_List_base::_M_put_node): Use 'if constexpr' to avoid using
pointer_traits::pointer_to when not necessary.
(_List_base::_M_destroy_node): Fix parameter to be the pointer
type used internally, not the allocator's pointer.
(list::_M_create_node): Likewise.
* testsuite/23_containers/forward_list/requirements/explicit_instantiation/alloc_ptr.cc:
Check explicit instantiation of non-trivial value type.
* testsuite/23_containers/list/requirements/explicit_instantiation/alloc_ptr.cc:
Likewise.
* testsuite/23_containers/forward_list/requirements/explicit_instantiation/alloc_ptr_ignored.cc:
Fix macro name.
* testsuite/23_containers/list/requirements/explicit_instantiation/alloc_ptr_ignored.cc:
Likewise.
2024-12-14 Abdo Eid <abdoeid.eg@ieee.org>
* include/c_compatibility/wchar.h (fgetwc): Remove duplicate
using-declaration.
2024-12-13 Patrick Palka <ppalka@redhat.com>
PR libstdc++/112349
* include/bits/ranges_algo.h (__min_fn::operator()): Turn local
object __tmp into a reference.
* include/bits/ranges_util.h (__max_fn::operator()): Likewise.
* testsuite/25_algorithms/max/constrained.cc (test04): New test.
* testsuite/25_algorithms/min/constrained.cc (test04): New test.
2024-12-13 Jonathan Wakely <jwakely@redhat.com>
* include/std/spanstream (basic_spanbuf::seekoff): Return an
error for invalid seekdir values.
2024-12-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_cmp.h (not_equal_to): Make order of
expressions in noexcept-specifier match the body.
* testsuite/20_util/function_objects/range.cmp/not_equal_to.cc:
Check noexcept.
2024-12-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/regex.tcc: Fix -Wsign-compare warning.
2024-12-13 Jonathan Wakely <jwakely@redhat.com>
* include/pstl/parallel_backend_tbb.h (__merge_func): Fix order
of mem-initializers.
2024-12-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/random_device/entropy.cc: Fix
indentation to avoid -Wmisleading-indentation warning.
2024-12-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/unordered_map/modifiers/reserve.cc:
Cast to size_t to fix -Wsign-compare warning.
* testsuite/23_containers/unordered_set/hash_policy/71181.cc:
Likewise.
* testsuite/23_containers/unordered_set/insert/move_range.cc:
Likewise.
2024-12-12 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_Local_iterator_base): Fix
-Wsign-compare warnings.
2024-12-12 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc: Fix typo in comment.
2024-12-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109517
PR libstdc++/109976
* include/debug/helper_functions.h (__valid_range_aux): Treat
all input iterator ranges as valid during constant evaluation.
2024-12-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106212
* include/std/array (operator==): Use std::__equal_aux1 instead
of std::equal.
* testsuite/23_containers/array/comparison_operators/106212.cc:
New test.
2024-12-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117966
* include/std/span (span(T (&)[N])): Do not delegate to
constructor that performs redundant checks.
(span(array<T, N>&), span(const array<T, N>&)): Likewise.
(span(Range&&), span(const span<T, N>&)): Likewise.
* testsuite/23_containers/span/117966.cc: New test.
2024-12-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/generator (_Promise_alloc): Rename template
parameter. Use __alloc_rebind to rebind allocator.
(_Promise_alloc::operator new): Replace constraints with a
static_assert in the body. Rename allocator parameter.
(_Promise_alloc<void>::_M_allocate): Rename allocator parameter.
Use __alloc_rebind to rebind allocator.
(_Promise_alloc<void>::operator new): Rename allocator
parameter.
* testsuite/24_iterators/range_generators/alloc.cc: New test.
* testsuite/24_iterators/range_generators/lwg3900.cc: New test.
2024-12-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (println): Pass stream's locale to
std::format, as per LWG 4088.
* testsuite/27_io/basic_ostream/print/1.cc: Check std::println
with custom locale. Remove unused brit_punc class.
2024-12-10 Jonathan Wakely <jwakely@redhat.com>
* include/bits/memory_resource.h (polymoprhic_allocator): Use
feature test macro for P0339R6 features.
2024-12-10 Marek Polacek <polacek@redhat.com>
PR c++/117788
* testsuite/std/ranges/adaptors/conditionally_borrowed.cc: Add a
FIXME, adjust.
2024-12-10 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_uninitialized.h (__is_bitwise_relocatable):
Revert to depending on is_trivial.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/std/type_traits: Deprecate is_trivial and
is_trivial_v.
* include/experimental/type_traits: Suppress the deprecation
warning.
* testsuite/20_util/is_trivial/requirements/explicit_instantiation.cc:
Amend the test to suppress the deprecation warning.
* testsuite/20_util/is_trivial/requirements/typedefs.cc:
Likewise.
* testsuite/20_util/is_trivial/value.cc: Likewise.
* testsuite/20_util/variable_templates_for_traits.cc: Likewise.
* testsuite/experimental/type_traits/value.cc: Likewise.
* testsuite/18_support/max_align_t/requirements/2.cc: Update the
test with P3247R2's new wording.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* testsuite/20_util/specialized_algorithms/uninitialized_copy/102064.cc:
Port away from is_trivial.
* testsuite/20_util/specialized_algorithms/uninitialized_copy_n/102064.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_default/94540.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_default_n/94540.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_fill/102064.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_fill_n/102064.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_value_construct/94540.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/94540.cc:
Likewise.
* testsuite/23_containers/vector/cons/94540.cc: Likewise.
* testsuite/25_algorithms/copy/move_iterators/69478.cc:
Likewise.
* testsuite/25_algorithms/copy_backward/move_iterators/69478.cc:
Likewise.
* testsuite/25_algorithms/move/69478.cc: Likewise.
* testsuite/25_algorithms/move_backward/69478.cc: Likewise.
* testsuite/25_algorithms/rotate/constrained.cc: Likewise.
* testsuite/25_algorithms/rotate_copy/constrained.cc: Likewise.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/bits/ranges_uninitialized.h: port some if
constexpr away from is_trivial, and towards more specific
detections instead.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/bits/stl_uninitialized.h: Amended the
__is_bitwise_relocatable type trait.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/pstl/algorithm_impl.h (__remove_elements): Port away
from is_trivial.
(__pattern_inplace_merge): Likewise.
* include/pstl/glue_memory_impl.h (uninitialized_copy): Likewise.
(uninitialized_copy_n): Likewise.
(uninitialized_move): Likewise.
(uninitialized_move_n): Likewise.
(uninitialized_default_construct): Likewise.
(uninitialized_default_construct_n): Likewise.
(uninitialized_value_construct): Likewise.
(uninitialized_value_construct_n): Likewise.
* testsuite/20_util/specialized_algorithms/pstl/uninitialized_construct.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/pstl/uninitialized_copy_move.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/pstl/uninitialized_fill_destroy.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_modifying_operations/partition.cc:
Likewise.
2024-12-10 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/bits/basic_string.h: Add a static_assert on the
char-like type.
* include/std/string_view: Port away from is_trivial.
2024-12-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/102259
* config/io/basic_file_stdio.cc (basic_file::xsgetn): Limit n to
_GLIBCXX_MAX_READ_SIZE if that macro is defined.
* config/os/bsd/darwin/os_defines.h (_GLIBCXX_MAX_READ_SIZE):
Define to INT_MAX-1.
* config/os/bsd/freebsd/os_defines.h (_GLIBCXX_MAX_READ_SIZE):
Likewise.
2024-12-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/allocator.h (allocator::is_always_equal): Do not
define for C++26.
(allocator<void>::is_always_equal): Likewise.
* testsuite/20_util/allocator/requirements/typedefs.cc: Check
that is_always_equal is not present in C++26.
* testsuite/20_util/allocator/void.cc: Do not require
is_always_equal for C++26.
* testsuite/23_containers/vector/bool/cons/constexpr.cc: Add
missing override of base's is_always_equal.
* testsuite/23_containers/vector/cons/constexpr.cc: Likewise.
2024-12-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117962
* include/debug/safe_container.h: Make allocator-extended move
constructor a no-op during constant evaluation.
2024-12-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117921
* testsuite/23_containers/set/modifiers/swap/adl.cc: Add
equality comparison for Allocator.
* testsuite/23_containers/unordered_set/modifiers/swap-2.cc:
Likewise.
2024-12-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/format: Fix typo in Doxygen comment.
2024-12-07 Matthew Malcomson <mmalcomson@nvidia.com>
* .editorconfig: Adjust globbing style to standard syntax.
2024-12-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117921
* include/bits/hashtable_policy.h (_Hash_code_base::_M_swap):
Use ADL swap for Hash members.
(_Hashtable_base::_M_swap): Use ADL swap for _Equal members.
* include/bits/stl_tree.h (_Rb_tree::swap): Use ADL swap for
_Compare members.
* testsuite/23_containers/set/modifiers/swap/adl.cc: New test.
* testsuite/23_containers/unordered_set/modifiers/swap-2.cc: New
test.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108236
* include/pstl/glue_numeric_impl.h (exclusive_scan): Pass __init
as rvalue.
* include/pstl/numeric_impl.h (__brick_transform_scan): Do not
write through __result until after reading through __first. Move
__init into return value.
(__pattern_transform_scan): Pass __init as rvalue.
* include/std/numeric (exclusive_scan): Move construct instead
of copy constructing.
* testsuite/26_numerics/exclusive_scan/2.cc: New test.
* testsuite/26_numerics/pstl/numeric_ops/108236.cc: New test.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h (__do_alloc_on_copy): Remove.
(__do_alloc_on_move __do_alloc_on_swap): Remove.
(__alloc_on_copy, __alloc_on_move, __alloc_on_swap): Use if
constexpr.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/57272
* include/bits/forward_list.h (_GLIBCXX_USE_ALLOC_PTR_FOR_LIST):
Define.
(_Fwd_list_node_base::_M_base_ptr): New member functions.
(_Fwd_list_node::_M_node_ptr): New member function.
(_Fwd_list_iterator, _Fwd_list_const_iterator): Make internal
member functions and data member private. Declare forward_list
and _Fwd_list_base as friends.
(__fwdlist::_Node_base, __fwdlist::_Node, __fwdlist::_Iterator):
New class templates.
(__fwdlist::_Node_traits): New class template.
(_Fwd_list_base): Use _Node_traits to get types. Use _Base_ptr
instad of _Fwd_list_node_base*. Use _M_base_ptr() instead of
taking address of head node.
(forward_list): Likewise.
(_Fwd_list_base::_M_get_node): Do not define for versioned
namespace.
(_Fwd_list_base::_M_put_node): Only convert pointer if needed.
(_Fwd_list_base::_M_create_node): Use __allocate_guarded_obj.
(_Fwd_list_base::_M_destroy_node): New member function.
* include/bits/forward_list.tcc (_Fwd_list_base::_M_insert_after)
(forward_list::_M_splice_after, forward_list::insert_after): Use
const_iterator::_M_const_cast() instead of casting pointers.
(_Fwd_list_base::_M_erase_after): Use _M_destroy_node.
(forward_list::remove, forward_list::remove_if): Only do
downcasts when accessing the value.
(forward_list::sort): Likewise.
* testsuite/23_containers/forward_list/capacity/1.cc: Check
max_size for new node type.
* testsuite/23_containers/forward_list/capacity/node_sizes.cc:
New test.
* testsuite/23_containers/forward_list/requirements/explicit_instantiation/alloc_ptr.cc:
New test.
* testsuite/23_containers/forward_list/requirements/explicit_instantiation/alloc_ptr_ignored.cc:
New test.
* testsuite/23_containers/forward_list/requirements/completeness.cc: New file.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/57272
PR libstdc++/110952
* include/bits/allocated_ptr.h (__allocated_ptr::get): Add
const.
(__allocated_ptr::operator bool, __allocated_ptr::release): New
member functions.
(__allocate_guarded): Add inline.
(__allocated_obj): New class template.
(__allocate_guarded_obj): New function template.
* include/bits/list.tcc (_List_base::_M_clear()): Replace uses
of raw pointers. Use _M_destroy_node.
(list::emplace, list::insert): Likewise.
(list::sort): Adjust check for 0 or 1 wsize. Use template
argument list for _Scratch_list.
* include/bits/stl_list.h (_GLIBCXX_USE_ALLOC_PTR_FOR_LIST):
Define.
(_List_node_base::_Base_ptr): New typedef.
(_List_node_base::_M_base): New member functions.
(_List_node_header::_M_base): Make public and add
using-declaration for base class overload.
(__list::_Node_traits, __list::_Node_base)
(__list::_Node_header, __list::_Node, __list::_Iterator): New
class templates.
(_Scratch_list): Turn class into class template. Use _Base_ptr
typedef instead of _List_node_base*.
(_List_node::_Node_ptr): New typedef.
(_List_node::_M_node_ptr): New member function.
(_List_base, _List_impl): Use _Node_traits to get node types.
(_List_base::_M_put_node): Convert to fancy pointer if needed.
(_List_base::_M_destroy_node): New member function.
(_List_base(_List_base&&, _Node_alloc_type&&)): Use if constexpr
to make function a no-op for fancy pointers.
(_List_base::_S_distance, _List_base::_M_distance)
(_List_base::_M_node_count): Likewise.
(list): Use _Node_traits to get iterator, node and pointer
types.
(list::_M_create_node): Use _Node_ptr typedef instead of _Node*.
Use __allocate_guarded_obj instead of _M_get_node.
(list::end, list::cend, list::empty): Use node header's
_M_base() function instead of taking its address.
(list::swap): Use _Node_traits to get node base type.
(list::_M_create_node, list::_M_insert): Use _Node_ptr instead
of _Node*.
(list::_M_erase): Likewise. Use _M_destroy_node.
(__distance): Overload for __list::_Iterator.
(_Node_base::swap, _Node_base::_M_transfer): Define non-inline
member functions of class templates.
(_Node_header::_M_reverse): Likewise.
* testsuite/23_containers/list/capacity/29134.cc: Check max_size
for allocator of new node type.
* testsuite/23_containers/list/capacity/node_sizes.cc: New test.
* testsuite/23_containers/list/requirements/explicit_instantiation/alloc_ptr.cc:
New test.
* testsuite/23_containers/list/requirements/explicit_instantiation/alloc_ptr_ignored.cc:
New test.
* testsuite/23_containers/list/requirements/completeness.cc: New file.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_list.h (_List_iterator): Remove _Self typedef
and just use injected-class-name instead.
(_List_const_iterator): Likewise.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_list.h (_List_size): New struct.
(_List_node_header): Replace _M_size member with _List_size base
class.
(_List_node_header(_List_node_header&&)): Replace explicit uses
of _M_size with initializing the base.
(_List_node_header::_M_init): Likewise.
(_List_base::_S_distance, _List_base::_M_distance)
(_List_base::_M_node_count): Move to end of class body and add
comment.
(list::_S_distance, list::_M_node_count): Likewise.
(list::size): Inline _M_node_count effects to here.
(list::splice(iterator, list&, iterator, iterator)): Use #if and
call std::distance instead of _S_distance.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_bvector.h (vector(const allocator_type&)):
Add noexcept, as per LWG 3778.
* testsuite/23_containers/vector/bool/cons/lwg3778.cc: New test.
2024-12-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117889
PR libstdc++/117858
* include/std/optional (optional(const optional<U>&)): Fix copy
and paste error in constraints.
(optional(optional<U>&&)): Likewise.
* testsuite/20_util/optional/assignment/117858.cc: Move to ...
* testsuite/20_util/optional/cons/117858.cc: New test.
2024-12-02 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (_Destroy(FwdIter, FwdIter)): Use
'if constexpr' instead of dispatching to a member function of a
class template.
(_Destroy_n(FwdIter, Size)): Likewise.
(_Destroy_aux, _Destroy_n_aux): Only define for C++98.
2024-12-02 Jonathan Wakely <jwakely@redhat.com>
* src/c++23/std.cc.in: Disable deprecated warnings when
exporting std::rel_ops members.
2024-11-30 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117858
* testsuite/20_util/optional/assignment/117858.cc: Also test
assignment from rvalue optional.
2024-11-30 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117858
* include/std/optional (operator=(const optional<U>&)): Fix copy
and paste error in constraints.
(operator=(optional<U>&&)): Likewise.
* testsuite/20_util/optional/assignment/117858.cc: New test.
2024-11-30 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add bits/monostate.h.
* include/Makefile.in: Regenerate.
* include/std/utility: Include <bits/monostate.h>.
* include/std/variant (monostate, hash<monostate>): Move
definitions to ...
* include/bits/monostate.h: New file.
* testsuite/20_util/headers/utility/synopsis.cc: Add monostate
and hash<monostate> declarations.
* testsuite/20_util/monostate/requirements.cc: New test.
2024-11-30 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/headers/utility/synopsis.cc: Add
declarations from C++11 and later.
2024-11-30 Jakub Jelinek <jakub@redhat.com>
* include/std/functional (_Bind_check_arity): Add , before ... .
* include/bits/refwrap.h (_Mem_fn_traits, _Weak_result_type_impl):
Likewise.
* include/tr1/type_traits (is_function): Likewise.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_M_impl::_M_resize):
Use std::_Destroy to destroy removed elements.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py: Reorder registrations.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117822
* include/std/stacktrace (stacktrace(stacktrace&&, const A&)):
Fix typo in qualified-id for is_always_equal trait.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Test
allocator-extended constructors and allocator propagation.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_relops.h (rel_ops): Add deprecated attribute.
* testsuite/20_util/headers/utility/using_namespace_std_rel_ops.cc:
Add dg-warning for -Wdeprecated warnings.
* testsuite/20_util/rel_ops.cc: Likewise.
* testsuite/util/testsuite_containers.h: Disable -Wdeprecated
warnings when using rel_ops.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_list.h: Reduce duplication in doxygen
comments.
2024-11-28 Marek Polacek <polacek@redhat.com>
PR c++/113798
* testsuite/20_util/tuple/element_access/get_neg.cc: Adjust
dg-prune-output.
2024-11-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117210
* config/os/bsd/dragonfly/os_defines.h: Include <sys/cdefs.h>.
* config/os/bsd/freebsd/os_defines.h: Likewise.
2024-11-27 Jan Hubicka <hubicka@ucw.cz>
* include/bits/basic_string.h (basic_string::size(),
basic_string::length(), basic_string::capacity()): Add
__builtin_unreachable to declare value ranges.
(basic_string::empty()): Implement directly
(basic_string::max_size()): Account correctly the terminating 0
and limits implied by ptrdiff_t.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (__glibcxx_assert): Remove useless
__builtin_expect from constexpr-only assertion. Improve
comments.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117650
* include/bits/c++config (__glibcxx_assert_fail): Add cold
attribute.
* include/debug/formatter.h (_Error_formatter::_M_error):
Likewise.
2024-11-27 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::__adaptor::_RangeAdaptorClosure):
Befriend both operator| overloads.
* src/c++23/std.cc.in: Don't export views::__adaptor::operator|.
2024-11-27 Jason Merrill <jason@redhat.com>
* src/c++23/std.cc.in: Fix iter_move/swap. Add fold_left_first, to,
concat, and some operators.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/forward_list.h (forward_list::front): Add
non-empty assertions.
* include/bits/stl_list.h (list::front, list::back): Add
non-empty assertions.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/forward_list.h (operator=(forward_list&&)): Use
if constexpr instead of dispatching to _M_move_assign.
(assign(InputIterator, InputIterator)): Use if constexpr instead
of dispatching to _M_assign.
(assign(size_type, const T&)): Use if constexpr instead of
dispatching to _M_assign_n.
(_M_move_assign, _M_assign_n): Do not define for versioned
namespace.
(_M_assign): Remove.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_list.h (operator=(list&&)): Use if constexpr
instead of dispatching to _M_move_assign.
(_M_move_assign): Do not define for versioned namespace.
2024-11-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105857
* config/locale/dragonfly/codecvt_members.cc (do_length): Limit
size of alloca buffer to 4k.
* config/locale/gnu/codecvt_members.cc (do_length): Likewise.
* testsuite/22_locale/codecvt/length/wchar_t/105857.cc: New
test.
2024-11-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117751
* testsuite/18_support/50594.cc: Edit dg-options to include the
-fno-assume-sane-operators-new-delete option.
2024-11-26 Jan Hubicka <hubicka@ucw.cz>
* include/bits/deque.tcc (std::deque::_M_reallocate_map): Add
__builtin_unreachable check to declare that maps are not very large.
* include/bits/stl_deque.h (std::deque::size): Add __builtin_unreachable
to check for maximal size of map.
2024-11-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/range_access.h (begin, end, ssize): Add
conditional noexcept.
* testsuite/18_support/initializer_list/range_access.cc: Check
results and noexcept-specifier for std::begin and std::end.
* testsuite/24_iterators/headers/iterator/range_access_c++11.cc:
Check for conditional noexcept on std::begin and std::end.
* testsuite/24_iterators/headers/iterator/range_access_c++14.cc:
Likewise.
* testsuite/24_iterators/headers/iterator/range_access_c++17.cc:
Likewise.
* testsuite/24_iterators/range_access/range_access.cc: Check
conditional noexcept is correct.
* testsuite/24_iterators/range_access/range_access_cpp17.cc:
Check std::size, std::empty and std::data.
* testsuite/24_iterators/range_access/range_access_cpp20.cc:
Check conditional noexcept on std::ssize.
2024-11-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/forward_list.h: Use Markdown in Doxygen comments.
2024-11-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117630
* src/c++11/Makefile.am: Add new file.
* src/c++11/Makefile.in: Regnerate.
* src/c++11/cow-stdexcept.cc (error_category::_M_message): Move
member function definition to ...
* src/c++11/cow-system_error.cc: New file.
2024-11-20 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_set.h (set::find): Use const_iterator in
return type, not iterator.
2024-11-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117686
* include/bits/hashtable.h (_Hashtable::_M_emplace_uniq):
Adjust usage of __is_key_type to avoid false positive.
* testsuite/23_containers/unordered_set/insert/117686.cc:
New test.
2024-11-19 Jason Merrill <jason@redhat.com>
* src/c++23/libstdc++.modules.json.in: Remove C++ comment.
2024-11-18 David Malcolm <dmalcolm@redhat.com>
* testsuite/lib/libstdc++.exp: Add
"load_gcc_lib dg-test-cleanup.exp".
2024-11-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::_M_src_hash_code):
Improve comments.
(_Hashtable::_M_merge_unique(_Hashtable&)): Use pointer_traits
to get before-begin pointer. Only use static_cast on valid
nodes, not the before-begin pointer. Reuse a hash code cached in
the node when possible.
(_Hashtable::_M_merge_multi(_Hashtable&)): Likewise.
2024-11-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/allocator.xml: Update reference to Angelika
Langer's article.
* doc/html/manual/memory.html: Regenerate.
2024-11-17 Jason Merrill <jason@redhat.com>
PR libstdc++/106852
* include/bits/version.def: Add __cpp_lib_modules.
* include/bits/version.h: Regenerate.
* src/c++23/Makefile.am: Add modules std and std.compat.
* src/c++23/Makefile.in: Regenerate.
* src/c++23/std-clib.cc.in: New file.
* src/c++23/std.cc.in: New file.
* src/c++23/std.compat.cc.in: New file.
* src/c++23/libstdc++.modules.json.in: New file.
2024-11-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/intro.xml: Move a gcc.gnu.org link to https.
* doc/html/manual/license.html: Regenerate.
2024-11-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/io.xml: Update link to Angelika Langer's book.
* doc/html/manual/streambufs.html: Regenerate.
2024-11-17 Jan Hubicka <hubicka@ucw.cz>
PR tree-optimization/109442
* include/bits/stl_vector.h: (vector::size(),
vector::capacity()): Add __builtin_unreachable call to announce
that size and capacity are non-negative.
2024-11-16 Jonathan Wakely <jwakely@redhat.com>
* Makefile.am: Use $(MAKE) -C dir instead of cd dir && $(MAKE).
* Makefile.in: Regenerate.
2024-11-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_list.h (list::emplace_back): Fix indentation.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algo.h (__is_permutation_fn::operator()):
Short-circuit for sized ranges with different sizes, as per LWG
3560.
* include/bits/ranges_algobase.h (__equal_fn::operator()):
Likewise.
* include/bits/stl_algo.h (__is_permutation): Use if-constexpr
for random access iterator branches.
* include/bits/stl_algobase.h (__equal4): Likewise.
* testsuite/25_algorithms/equal/lwg3560.cc: New test.
* testsuite/25_algorithms/is_permutation/lwg3560.cc: New test.
2024-11-14 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (keys_view): Adjust as per LWG 3563.
(values_view): Likewise.
* testsuite/std/ranges/adaptors/elements.cc (test08): New test.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_util.h (subrange::begin): Fix constraint,
as per LWG 3589.
* testsuite/std/ranges/subrange/lwg3589.cc: New test.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (_GLIBCXX_NODISCARD): Expand for C++11
and C++14.
* testsuite/22_locale/locale/cons/12438.cc: Adjust dg-warning to
expect nodiscard warnings for C++11 and C++14 as well.
* testsuite/22_locale/locale/operations/2.cc: Likewise.
* testsuite/25_algorithms/equal/debug/1_neg.cc: Likewise.
* testsuite/25_algorithms/equal/debug/2_neg.cc: Likewise.
* testsuite/25_algorithms/equal/debug/3_neg.cc: Likewise.
* testsuite/25_algorithms/find_first_of/concept_check_1.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/2.cc: Likewise.
* testsuite/25_algorithms/lexicographical_compare/71545.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/33613.cc: Likewise.
* testsuite/25_algorithms/lower_bound/debug/irreflexive.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_pred_neg.cc: Likewise.
* testsuite/25_algorithms/minmax/3.cc: Likewise.
* testsuite/25_algorithms/search/78346.cc: Likewise.
* testsuite/25_algorithms/search_n/58358.cc: Likewise.
* testsuite/25_algorithms/unique/1.cc: Likewise.
* testsuite/25_algorithms/unique/11480.cc: Likewise.
* testsuite/25_algorithms/upper_bound/33613.cc: Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_pred_neg.cc: Likewise.
* testsuite/27_io/ios_base/types/fmtflags/bitmask_operators.cc:
Likewise.
* testsuite/27_io/ios_base/types/iostate/bitmask_operators.cc:
Likewise.
* testsuite/27_io/ios_base/types/openmode/bitmask_operators.cc:
Likewise.
* testsuite/ext/concept_checks.cc: Likewise.
* testsuite/ext/is_heap/47709.cc: Likewise.
* testsuite/ext/is_sorted/cxx0x.cc: Likewise.
2024-11-14 Jason Merrill <jason@redhat.com>
* include/precompiled/stdc++.h: <coroutine> is C++20.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (operator+): Add constraint to
move_iterator operator.
* testsuite/24_iterators/move_iterator/rel_ops_c++20.cc:
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (__normal_iterator): Replace
enable_if constraint with requires-clause.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h: Make use of feature test macros
more consistent. Improve doxygen comments.
2024-11-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117560
* include/bits/fs_dir.h (enable_borrowed_range, enable_view):
Define specializations for directory iterators, as per LWG 3480.
* testsuite/27_io/filesystem/iterators/lwg3480.cc: New test.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document removal of nested types
from std::hash specializations.
* doc/html/manual/api.html: Regenerate.
* include/bits/functional_hash.h (__hash_base): Remove
deprecated nested types for C++20.
(__hash_empty_base): Define new class template.
(__is_hash_enabled_for): Define new variable template.
(__poison_hash): Remove.
(__hash_not_enabled): Define new class template.
(__hash_enum): Remove partial specialization for non-enums.
(hash): Derive from __hash_not_enabled for non-enums, instead of
__hash_enum.
* include/bits/unique_ptr.h (__uniq_ptr_hash): Derive from
__hash_base. Conditionally derive from __hash_empty_base.
(__uniq_ptr_hash<>): Remove disabled specialization.
(hash): Do not derive from __hash_base unconditionally.
Conditionally derive from either __uniq_ptr_hash or
__hash_not_enabled.
* include/std/optional (__optional_hash_call_base): Remove.
(__optional_hash): Define new class template.
(hash): Derive from either
(hash): Conditionally derive from either __optional_hash or
__hash_not_enabled. Remove nested typedefs.
* include/std/variant (_Base_dedup): Replace __poison_hash with
__hash_empty_base.
(__variant_hash_call_base_impl): Remove.
(__variant_hash): Define new class template.
(hash): Conditionally derive from either __variant_hash or
__hash_not_enabled. Remove nested typedefs.
* testsuite/20_util/optional/hash.cc: Check whether nested types
are present.
* testsuite/20_util/variant/hash.cc: Likewise.
* testsuite/20_util/optional/hash_abi.cc: New test.
* testsuite/20_util/unique_ptr/hash/abi.cc: New test.
* testsuite/20_util/unique_ptr/hash/types.cc: New test.
* testsuite/20_util/variant/hash_abi.cc: New test.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (__location_type): New struct.
(_M_locate): New member function.
(_M_find_before_node(const key_type&)): Remove.
(_M_find_node): Move variable initialization into condition.
(_M_find_node_tr): Likewise.
(operator=(initializer_list<T>), try_emplace, _M_reinsert_node)
(_M_merge_unique, find, erase(const key_type&)): Use _M_locate
for lookup.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_M_merge_unique): Add overload for
merging from same type.
(_M_merge_unique<Compatible>): Simplify size tracking. Add
comment.
(_M_merge_multi): Add overload for merging from same type.
(_M_merge_multi<Compatible>): Add comment.
* include/bits/unordered_map.h (unordered_map::merge): Check for
self-merge in the lvalue overload. Call _M_merge_unique directly
for the rvalue overload.
(unordered_multimap::merge): Likewise.
* include/bits/unordered_set.h (unordered_set::merge): Likewise.
(unordered_multiset::merge): Likewise.
* testsuite/23_containers/unordered_map/modifiers/merge.cc:
Add more tests.
* testsuite/23_containers/unordered_multimap/modifiers/merge.cc:
Likewise.
* testsuite/23_containers/unordered_multiset/modifiers/merge.cc:
Likewise.
* testsuite/23_containers/unordered_set/modifiers/merge.cc:
Likewise.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_Hashtable_base::_S_equals):
Remove.
(_Hashtable_base::_S_node_equals): Remove.
(_Hashtable_base::_M_key_equals_tr): Fix inaccurate
static_assert string.
(_Hashtable_base::_M_equals, _Hashtable_base::_M_equals_tr): Use
'if constexpr' instead of _S_equals.
(_Hashtable_base::_M_node_equals): Use 'if constexpr' instead of
_S_node_equals.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable): Remove _Equality base
class.
(_Hashtable::_M_equal): Define equality comparison here instead
of in _Equality::_M_equal.
* include/bits/hashtable_policy.h (_Equality): Remove.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable): Remove inheritance from
__detail::_Insert and move its members into _Hashtable.
* include/bits/hashtable_policy.h (__detail::_Insert): Remove.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (operator=(const _Hashtable&)): Use
RAII instead of try-catch.
(_M_assign(_Ht&&, _NodeGenerator&)): Likewise.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::__fwd_value_for):
Remove.
(_Hashtable::_M_assign): Use static_cast instead of
__fwd_value_for.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable): Remove typedefs for
node generators.
(_Hashtable::_M_assign(_Ht&&)): Add new overload.
(_Hashtable::operator=(initializer_list<value_type>)): Add local
typedef for node generator.
(_Hashtable::_M_assign_elements): Likewise.
(_Hashtable::operator=(const _Hashtable&)): Use new _M_assign
overload.
(_Hashtable(const _Hashtable&)): Likewise.
(_Hashtable(const _Hashtable&, const allocator_type&)):
Likewise.
(_Hashtable(_Hashtable&&, __node_alloc_type&&, false_type)):
Likewise.
* include/bits/hashtable_policy.h (_Insert): Remove typedef for
node generator.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::_M_erase): Remove
overloads for erasing by key, moving logic to ...
(_Hashtable::erase): ... here.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115285
* include/bits/hashtable.h (_Hashtable::_M_emplace): Replace
with _M_emplace_uniq and _M_emplace_multi.
(_Hashtable::_S_forward_key, _Hashtable::_M_insert_unique)
(_Hashtable::_M_insert_unique_aux, _Hashtable::_M_insert):
Remove.
* include/bits/hashtable_policy.h (_ConvertToValueType):
Remove.
(_Insert_base::_M_insert_range): Remove overload for unique keys
and rename overload for non-unique keys to ...
(_Insert_base::_M_insert_range_multi): ... this.
(_Insert_base::insert): Call _M_emplace_uniq or _M_emplace_multi
instead of _M_insert. Add insert overloads from _Insert.
(_Insert_base): Rename to _Insert.
(_Insert): Remove
* testsuite/23_containers/unordered_map/96088.cc: Adjust
expected number of allocations.
* testsuite/23_containers/unordered_set/96088.cc: Likewise.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_ReuseOrAllocNode::operator()):
Replace parameter pack with a single parameter. Assign to
existing value when possible.
* testsuite/23_containers/unordered_multiset/allocator/move_assign.cc:
Adjust expected count of operations.
* testsuite/23_containers/unordered_set/allocator/move_assign.cc:
Likewise.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (operator=(initializer_list)):
Refactor to not use _M_insert_range.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_performance.h (time_counter): Add
comment about times.
(time_counter::system_time): Use correct split value.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* scripts/check_performance: Add timestamp to output file at
start of run.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_performance.h: Use
__gnu_cxx::__is_single_threaded instead of __gthread_active_p().
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/performance/ext/pb_ds/hash_int_erase_mem.cc: Replace
std::unary_function with result_type and argument_type typedefs.
* testsuite/util/performance/assoc/multimap_common_type.hpp:
Likewise.
2024-11-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/performance/20_util/memory_resource/pools.cc: Fix
-Wunused-value warnings about unnamed std::lock_guard objects.
2024-11-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_conv.h (wstring_convert, wbuffer_convert):
Adjust strings passed to exception constructors.
2024-11-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117520
* include/std/text_encoding (aliases_view:_Iterator::operator+=):
Fix typos that caused == to be used instead of =.
(aliases_view::_Iterator): Fix friend declaration.
* testsuite/std/text_encoding/members.cc: Adjust expected
behaviour of invalid subscript. Add tests for other erroneous
operations on iterators.
2024-11-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (_Utf_iterator::_M_read_utf16): Add
parentheses.
2024-11-08 Jakub Jelinek <jakub@redhat.com>
* libsupc++/new (::operator new, ::operator new[]): Add malloc
attribute where missing. Add alloc_align attribute when
std::align_val_t is present and where it was missing. Formatting fix.
2024-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable): Add 'inline' to some
one-line constructors.
2024-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (_Insert_base::try_emplace):
Do not define for C++11 and C++14.
* include/debug/map.h (try_emplace): Use feature test macro.
* include/debug/unordered_map (try_emplace): Likewise.
* testsuite/17_intro/names.cc: Define try_emplace before C++17.
2024-11-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable_policy.h (__distance_fw): Replace tag
dispatching with 'if constexpr'.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_M_insert_unique_node): Improve
comment.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115285
* include/bits/hashtable.h (_Hashtable::_S_forward_key): Remove.
(_Hashtable::_M_insert_unique_aux): Replace _S_forward_key with
a static_cast to a type defined using conditional_t.
(_Hashtable::_M_insert): Replace _ConvertToValueType with a
static_cast to a type defined using conditional_t.
* include/bits/hashtable_policy.h (_ConvertToValueType): Remove.
* testsuite/23_containers/unordered_map/insert/115285.cc: New test.
* testsuite/23_containers/unordered_set/insert/115285.cc: New test.
* testsuite/23_containers/unordered_set/96088.cc: Adjust
expected number of allocations.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (__is_pair): Define for C++11 and
C++14 as well.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable): Fix comment grammar.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h: Add is_permutation to comment.
* include/bits/hashtable_policy.h: Remove it from comment.
2024-11-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h: Fix spelling in comment.
2024-11-06 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document deprecations.
* doc/html/*: Regenerate.
* include/c_compatibility/complex.h (_GLIBCXX_COMPLEX_H): Move
include guard to start of file. Include <complex> directly
instead of <ccomplex>.
* include/c_compatibility/tgmath.h: Include <cmath> and
<complex> directly, instead of <ctgmath>.
* include/c_global/ccomplex: Add deprecated #warning for C++17
and #error for C++20 if _GLIBCXX_USE_DEPRECATED == 0.
* include/c_global/ciso646: Likewise.
* include/c_global/cstdalign: Likewise.
* include/c_global/cstdbool: Likewise.
* include/c_global/ctgmath: Likewise.
* include/c_std/ciso646: Likewise.
* include/precompiled/stdc++.h: Do not include ccomplex,
ciso646, cstdalign, cstdbool, or ctgmath in C++17 and later.
* testsuite/18_support/headers/cstdalign/macros.cc: Check for
warnings and errors for unsupported dialects.
* testsuite/18_support/headers/cstdbool/macros.cc: Likewise.
* testsuite/26_numerics/headers/ctgmath/complex.cc: Likewise.
* testsuite/27_io/objects/char/1.cc: Do not include <ciso646>.
* testsuite/27_io/objects/wchar_t/1.cc: Likewise.
* testsuite/18_support/headers/cstdbool/std_c++0x_neg.cc: Removed.
* testsuite/18_support/headers/cstdalign/std_c++0x_neg.cc: Removed.
* testsuite/26_numerics/headers/ccomplex/std_c++0x_neg.cc: Removed.
* testsuite/26_numerics/headers/ctgmath/std_c++0x_neg.cc: Removed.
* testsuite/18_support/headers/ciso646/macros.cc: New test.
* testsuite/18_support/headers/ciso646/macros.h.cc: New test.
* testsuite/18_support/headers/cstdbool/macros.h.cc: New test.
* testsuite/26_numerics/headers/ccomplex/complex.cc: New test.
* testsuite/26_numerics/headers/ccomplex/complex.h.cc: New test.
* testsuite/26_numerics/headers/ctgmath/complex.h.cc: New test.
* testsuite/18_support/headers/cstdalign/macros.h.cc: New file.
2024-11-06 Jonathan Wakely <jwakely@redhat.com>
* include/c_compatibility/complex.h (_GLIBCXX_COMPLEX_H): Move
include guard to start of the header.
* include/c_global/ctgmath (_GLIBCXX_CTGMATH): Likewise.
2024-11-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_base.h (__shared_ptr_deref): New
function template.
(__shared_ptr_access, __shared_ptr_access<>): Use it.
2024-11-06 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (fs::directory_iterator::operator*): Use
shared_ptr::operator* instead of shared_ptr::operator->.
(fs::recursive_directory_iterator::options): Likewise.
(fs::recursive_directory_iterator::depth): Likewise.
(fs::recursive_directory_iterator::recursion_pending): Likewise.
(fs::recursive_directory_iterator::operator*): Likewise.
(fs::recursive_directory_iterator::disable_recursion_pending):
Likewise.
2024-11-04 Nathaniel Shead <nathanieloshead@gmail.com>
PR testsuite/113710
PR c++/113814
* include/bits/stl_pair.h: Remove workaround.
2024-11-04 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/117406
* testsuite/26_numerics/headers/cmath/117406.cc: Use
std::numeric_limits<int>::max() instead of INT_MAX.
2024-11-02 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/117406
* include/c_global/cmath (std::ilogb(_Float16), std::llrint(_Float16),
std::llround(_Float16), std::lrint(_Float16), std::lround(_Float16)):
Don't cast __builtin_* return to _Float16.
(std::ilogb(__gnu_cxx::__bfloat16_t),
std::llrint(__gnu_cxx::__bfloat16_t),
std::llround(__gnu_cxx::__bfloat16_t),
std::lrint(__gnu_cxx::__bfloat16_t),
std::lround(__gnu_cxx::__bfloat16_t)): Don't cast __builtin_* return to
__gnu_cxx::__bfloat16_t.
* testsuite/26_numerics/headers/cmath/117406.cc: New test.
2024-11-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unordered_map.h: Check __glibcxx_node_extract and
__glibcxx_unordered_map_try_emplace instead of __cplusplus.
* include/bits/unordered_set.h: Check __glibcxx_node_extract
instead of __cplusplus.
2024-11-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h: Improve comments.
2024-11-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111055
* include/bits/forward_list.h
(forward_list(from_range, R&&, const Alloc&), assign_range)
(prepend_range, insert_range_after): Define.
* include/bits/stl_list.h (list(from_range, R&&, const Alloc&))
(assign_range, prepend_range, append_range, insert_range):
Define.
* include/debug/forward_list
(forward_list(from_range, R&&, const Alloc&), assign_range)
(prepend_range, insert_range_after): Define.
* include/debug/list (list(from_range, R&&, const Alloc&))
(assign_range, prepend_range, append_range, insert_range):
Define.
* testsuite/23_containers/forward_list/cons/from_range.cc: New
test.
* testsuite/23_containers/forward_list/modifiers/assign_range.cc:
New test.
* testsuite/23_containers/forward_list/modifiers/insert_range_after.cc:
New test.
* testsuite/23_containers/forward_list/modifiers/prepend_range.cc:
New test.
* testsuite/23_containers/list/cons/from_range.cc: New test.
* testsuite/23_containers/list/modifiers/append_range.cc: New
test.
* testsuite/23_containers/list/modifiers/assign/assign_range.cc:
New test.
* testsuite/23_containers/list/modifiers/insert/insert_range.cc:
New test.
* testsuite/23_containers/list/modifiers/prepend_range.cc: New
test.
2024-11-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/unordered_set/pr115285.cc: Include
missing header for std::vector.
2024-11-01 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/typeinfo: Remove whitespace in #endif
2024-10-31 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new (operator new): Add attribute align_alloc(2) to
overloads taking a std::align_val_t argument.
* testsuite/18_support/new_aligned_warn.cc: New test.
2024-10-30 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/vector/cons/from_range.cc: Fix copy &
paste error in comment.
* testsuite/23_containers/vector/modifiers/append_range.cc:
Likewise.
* testsuite/23_containers/vector/modifiers/assign/assign_range.cc:
Likewise.
* testsuite/23_containers/vector/modifiers/insert/insert_range.cc:
Likewise.
2024-10-30 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using_exceptions.xml: Fix typos and grammatical
errors.
* doc/html/manual/using_exceptions.html: Regenerate.
2024-10-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (_GLIBCXX_DOUBLE_IS_IEEE_BINARY32):
Define.
(_GLIBCXX_LDOUBLE_IS_IEEE_BINARY64): Define.
(_GLIBCXX_LDOUBLE_IS_IEEE_BINARY32): Define.
* include/bits/cpp_type_traits.h (__memcpyable): Define
specializations when double and long double are compatible.
2024-10-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h (__memcpyable): Add
specializations for compatible floating-point types.
2024-10-29 Patrick Palka <ppalka@redhat.com>
PR libstdc++/112641
* include/std/ranges (drop_view::begin): Reimplement const
overload so that it's O(1) always.
* testsuite/std/ranges/adaptors/drop.cc (test10): New test.
2024-10-29 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/117321
* include/c_global/cmath (nextafter(_Float16, _Float16)): Use
if consteval rather than if (std::__is_constant_evaluated()) around
the __builtin_nextafterf16 call.
(nextafter(__gnu_cxx::__bfloat16_t, __gnu_cxx::__bfloat16_t)): Use
if consteval rather than if (std::__is_constant_evaluated()) around
the __builtin_nextafterf16b call.
* testsuite/26_numerics/headers/cmath/117321.cc: New test.
2024-10-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/vector/bool/cons/from_range.cc: Use
dg-do run instead of compile.
(test_ranges): Use do_test instead of do_test_a for rvalue
range.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/bool/modifiers/assign/assign_range.cc:
Use dg-do run instead of compile.
(do_test): Use same test logic for vector<bool> as for primary
template.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/bool/modifiers/insert/append_range.cc:
Use dg-do run instead of compile.
(test_ranges): Use do_test instead of do_test_a for rvalue
range.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/bool/modifiers/insert/insert_range.cc:
Use dg-do run instead of compile.
(do_test): Fix incorrect function arguments to match intended
results.
(test_ranges): Use do_test instead of do_test_a for rvalue
range.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/cons/from_range.cc: Use dg-do
run instead of compile.
(test_ranges): Fix ill-formed call to do_test.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/modifiers/append_range.cc:
Use dg-do run instead of compile.
(test_constexpr): Likewise.
* testsuite/23_containers/vector/modifiers/assign/assign_range.cc:
Use dg-do run instead of compile.
(do_test): Do not reuse input ranges.
(test_constexpr): Call function template instead of just
instantiating it.
* testsuite/23_containers/vector/modifiers/insert/insert_range.cc:
Use dg-do run instead of compile.
(do_test): Fix incorrect function arguments to match intended
results.
(test_constexpr): Call function template instead of just
instantiating it.
2024-10-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111055
* include/bits/ranges_base.h (__container_compatible_range): New
concept.
* include/bits/stl_bvector.h (vector(from_range, R&&, const Alloc&))
(assign_range, insert_range, append_range): Define.
* include/bits/stl_uninitialized.h (__do_uninit_copy): Support
non-common ranges.
(__uninitialized_copy_a): Likewise.
* include/bits/stl_vector.h (_Vector_base::_M_append_range_to):
New function.
(_Vector_base::_M_append_range): Likewise.
(vector(from_range, R&&, const Alloc&), assign_range): Define.
(append_range): Define.
(insert_range): Declare.
* include/debug/vector (vector(from_range, R&&, const Alloc&))
(assign_range, insert_range, append_range): Define.
* include/bits/vector.tcc (insert_range): Define.
* testsuite/util/testsuite_iterators.h (input_iterator_wrapper_rval):
New class template.
* testsuite/23_containers/vector/bool/cons/from_range.cc: New test.
* testsuite/23_containers/vector/bool/modifiers/assign/assign_range.cc:
New test.
* testsuite/23_containers/vector/bool/modifiers/insert/append_range.cc:
New test.
* testsuite/23_containers/vector/bool/modifiers/insert/insert_range.cc:
New test.
* testsuite/23_containers/vector/cons/from_range.cc: New test.
* testsuite/23_containers/vector/modifiers/append_range.cc: New test.
* testsuite/23_containers/vector/modifiers/assign/assign_range.cc:
New test.
* testsuite/23_containers/vector/modifiers/insert/insert_range.cc:
New test.
2024-10-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_bvector.h (emplace_back, emplace): Forward
parameter pack to preserve value category.
* testsuite/23_containers/vector/bool/emplace_rvalue.cc: New
test.
2024-10-25 Jonathan Wakely <jwakely@redhat.com>
* testsuite/21_strings/basic_string/operators/char/op_plus_string_view.cc:
Check __cpp_lib_constexpr_string.
2024-10-25 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/bits/basic_string.h: Implement the four operator+
overloads between basic_string and (types convertible to)
basic_string_view.
* include/bits/version.def: Bump the feature-testing macro.
* include/bits/version.h: Regenerate.
* testsuite/21_strings/basic_string/operators/char/op_plus_fspath_neg.cc: New test.
* testsuite/21_strings/basic_string/operators/char/op_plus_string_view.cc: New test.
* testsuite/21_strings/basic_string/operators/char/op_plus_string_view_compat.cc:
New test.
2024-10-25 Jakub Jelinek <jakub@redhat.com>
* include/debug/debug.h: Remove trailing whitespace.
* include/parallel/base.h: Likewise.
* include/parallel/types.h: Likewise.
* include/parallel/settings.h: Likewise.
* include/parallel/multiseq_selection.h: Likewise.
* include/parallel/partition.h: Likewise.
* include/parallel/random_number.h: Likewise.
* include/parallel/find_selectors.h: Likewise.
* include/parallel/partial_sum.h: Likewise.
* include/parallel/list_partition.h: Likewise.
* include/parallel/search.h: Likewise.
* include/parallel/algorithmfwd.h: Likewise.
* include/parallel/random_shuffle.h: Likewise.
* include/parallel/multiway_mergesort.h: Likewise.
* include/parallel/sort.h: Likewise.
* include/parallel/algobase.h: Likewise.
* include/parallel/numericfwd.h: Likewise.
* include/parallel/multiway_merge.h: Likewise.
* include/parallel/losertree.h: Likewise.
* include/bits/basic_ios.h: Likewise.
* include/bits/stringfwd.h: Likewise.
* include/bits/ostream_insert.h: Likewise.
* include/bits/stl_heap.h: Likewise.
* include/bits/unordered_map.h: Likewise.
* include/bits/hashtable_policy.h: Likewise.
* include/bits/stl_iterator_base_funcs.h: Likewise.
* include/bits/valarray_before.h: Likewise.
* include/bits/regex.h: Likewise.
* include/bits/postypes.h: Likewise.
* include/bits/stl_iterator.h: Likewise.
* include/bits/localefwd.h: Likewise.
* include/bits/stl_algo.h: Likewise.
* include/bits/ios_base.h: Likewise.
* include/bits/stl_function.h: Likewise.
* include/bits/basic_string.h: Likewise.
* include/bits/hashtable.h: Likewise.
* include/bits/valarray_after.h: Likewise.
* include/bits/char_traits.h: Likewise.
* include/bits/gslice.h: Likewise.
* include/bits/locale_facets_nonio.h: Likewise.
* include/bits/mask_array.h: Likewise.
* include/bits/specfun.h: Likewise.
* include/bits/random.h: Likewise.
* include/bits/slice_array.h: Likewise.
* include/bits/valarray_array.h: Likewise.
* include/tr1/float.h: Likewise.
* include/tr1/functional_hash.h: Likewise.
* include/tr1/math.h: Likewise.
* include/tr1/hashtable_policy.h: Likewise.
* include/tr1/stdio.h: Likewise.
* include/tr1/complex.h: Likewise.
* include/tr1/stdbool.h: Likewise.
* include/tr1/stdarg.h: Likewise.
* include/tr1/inttypes.h: Likewise.
* include/tr1/fenv.h: Likewise.
* include/tr1/stdlib.h: Likewise.
* include/tr1/wchar.h: Likewise.
* include/tr1/tgmath.h: Likewise.
* include/tr1/limits.h: Likewise.
* include/tr1/wctype.h: Likewise.
* include/tr1/stdint.h: Likewise.
* include/tr1/ctype.h: Likewise.
* include/tr1/random.h: Likewise.
* include/tr1/shared_ptr.h: Likewise.
* include/ext/mt_allocator.h: Likewise.
* include/ext/sso_string_base.h: Likewise.
* include/ext/debug_allocator.h: Likewise.
* include/ext/vstring_fwd.h: Likewise.
* include/ext/pointer.h: Likewise.
* include/ext/pod_char_traits.h: Likewise.
* include/ext/malloc_allocator.h: Likewise.
* include/ext/vstring.h: Likewise.
* include/ext/bitmap_allocator.h: Likewise.
* include/ext/pool_allocator.h: Likewise.
* include/ext/type_traits.h: Likewise.
* include/ext/ropeimpl.h: Likewise.
* include/ext/codecvt_specializations.h: Likewise.
* include/ext/throw_allocator.h: Likewise.
* include/ext/extptr_allocator.h: Likewise.
* include/ext/atomicity.h: Likewise.
* include/ext/concurrence.h: Likewise.
* include/c_compatibility/wchar.h: Likewise.
* include/c_compatibility/stdint.h: Likewise.
* include/backward/hash_fun.h: Likewise.
* include/backward/binders.h: Likewise.
* include/backward/hashtable.h: Likewise.
* include/backward/auto_ptr.h: Likewise.
* libsupc++/eh_arm.cc: Likewise.
* libsupc++/unwind-cxx.h: Likewise.
* libsupc++/si_class_type_info.cc: Likewise.
* libsupc++/vec.cc: Likewise.
* libsupc++/class_type_info.cc: Likewise.
* libsupc++/vmi_class_type_info.cc: Likewise.
* libsupc++/guard_error.cc: Likewise.
* libsupc++/bad_typeid.cc: Likewise.
* libsupc++/eh_personality.cc: Likewise.
* libsupc++/atexit_arm.cc: Likewise.
* libsupc++/pmem_type_info.cc: Likewise.
* libsupc++/vterminate.cc: Likewise.
* libsupc++/eh_terminate.cc: Likewise.
* libsupc++/bad_cast.cc: Likewise.
* libsupc++/exception_ptr.h: Likewise.
* libsupc++/eh_throw.cc: Likewise.
* libsupc++/bad_alloc.cc: Likewise.
* libsupc++/nested_exception.cc: Likewise.
* libsupc++/pointer_type_info.cc: Likewise.
* libsupc++/pbase_type_info.cc: Likewise.
* libsupc++/bad_array_new.cc: Likewise.
* libsupc++/pure.cc: Likewise.
* libsupc++/eh_exception.cc: Likewise.
* libsupc++/bad_array_length.cc: Likewise.
* libsupc++/cxxabi.h: Likewise.
* libsupc++/guard.cc: Likewise.
* libsupc++/eh_catch.cc: Likewise.
* libsupc++/cxxabi_forced.h: Likewise.
* libsupc++/tinfo.h: Likewise.
2024-10-24 François Dumont <frs.dumont@gmail.com>
* testsuite/23_containers/unordered_map/96088.cc (test03): Fix increments
value when _GLIBCXX_USE_CXX11_ABI is equal to 0.
2024-10-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/complex/ext_c++23.cc: Fix typo in macro.
* testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc:
Likewise.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc:
Likewise.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc:
Likewise.
2024-10-24 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (__throw_bad_variant_access(unsigned)):
Define new function as inline friend, with namespace-scope
declaration using noreturn attribute.
(__throw_bad_variant_access(const char*)): Remove.
(__throw_bad_variant_access(bool)): Remove.
(visit, visit<R>): Adjust calls to __throw_bad_variant_access.
2024-10-24 Ricardo Jesus <rjj@nvidia.com>
* config/cpu/aarch64/opt/ext/opt_random.h (__VEXT): Replace uses
of __builtin_shuffle with __builtin_shufflevector.
(__aarch64_lsl_128): Move shift amount to a template parameter.
(__aarch64_lsr_128): Move shift amount to a template parameter.
(__aarch64_recursion): Update call sites of __aarch64_lsl_128
and __aarch64_lsr_128.
2024-10-23 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/headers/cstdalign/macros.cc: New test.
2024-10-23 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document that assertions are
enabled for unoptimized builds.
* doc/html/*: Regenerate.
2024-10-23 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/test.xml: Add GLIBCXX_TESTSUITE_STDS example.
* doc/html/manual/test.html: Regenerate.
2024-10-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h (assign(Iter, Iter)): Call
std::to_address instead of __to_address.
2024-10-23 François Dumont <frs.dumont@gmail.com>
PR libstdc++/115285
* include/bits/hashtable.h (_S_forward_key<_Kt>): Always return a temporary
key_type instance.
* testsuite/23_containers/unordered_map/96088.cc: Adapt to additional instanciation.
Also check that mapped_type is not instantiated when there is no insertion.
* testsuite/23_containers/unordered_multimap/96088.cc: Adapt to additional
instanciation.
* testsuite/23_containers/unordered_multiset/96088.cc: Likewise.
* testsuite/23_containers/unordered_set/96088.cc: Likewise.
* testsuite/23_containers/unordered_set/pr115285.cc: New test case.
2024-10-22 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (concat_view::begin): Add space after
'requires' starting a requires-clause.
(concat_view::end): Likewise. Refine condition for returning an
iterator rather than default_sentinel as per LWG 4166.
* testsuite/std/ranges/concat/1.cc (test03): Verify LWG 4166
example.
2024-10-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.h (basic_string::assign): Replace
use of __to_address with __niter_base or std::to_address as
appropriate.
* include/bits/ptr_traits.h (__to_address): Add comment.
* include/bits/shared_ptr_base.h (__shared_ptr): Qualify calls
to __to_address.
* include/bits/stl_algo.h (find): Replace use of __to_address
with __niter_base or std::to_address as appropriate. Only use
either of them when the range is not empty.
* include/bits/stl_iterator.h (__to_address): Remove overload
for __normal_iterator.
* include/debug/safe_iterator.h (__to_address): Remove overload
for _Safe_iterator.
* include/std/ranges (views::counted): Replace use of
__to_address with std::to_address.
* testsuite/24_iterators/normal_iterator/to_address.cc: Removed.
2024-10-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc:
Move to ...
* testsuite/26_numerics/headers/cmath/specfun_c++17.cc: here and
adjust test to be valid for all -std dialects.
2024-10-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_vector.h (vector::_M_data_ptr): Remove
non-const overloads. Always return non-const pointer.
2024-10-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117220
* include/bits/stl_iterator.h: Move _GLIBCXX_NODISCARD
annotations after __attribute__((__always_inline__)).
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algobase.h (ranges::__assign_one): Remove.
(__copy_or_move, __copy_or_move_backward): Use std::__assign_one
instead of ranges::__assign_one.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algobase.h (__copy_move_a1, __copy_move_a)
(__copy_move_backward_a1, __copy_move_backward_a, move_backward)
(__fill_a1, __fill_a, fill, __fill_n_a, fill_n, __equal_aux):
Add always_inline attribute to one-line forwarding functions.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algo.h (find): Add nodiscard.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115444
PR libstdc++/114817
* include/bits/stl_algo.h (__copy_n): Remove generic overload
and overload for random access iterators.
(copy_n): Inline generic version of __copy_n here. Do not defer
to std::copy for random access iterators.
* include/bits/stl_algobase.h (__copy_move): Remove.
(__nothrow_contiguous_iterator, __memcpyable_iterators): New
concepts.
(__assign_one, _GLIBCXX_TO_ADDR, _GLIBCXX_ADVANCE): New helpers.
(__copy_move_a2): Inline __copy_move logic and conditional
memmove optimization into the most generic overload.
(__copy_n_a): Likewise.
(__copy_move_backward): Remove.
(__copy_move_backward_a2): Inline __copy_move_backward logic and
memmove optimization into the most generic overload.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/114817.cc:
New test.
* testsuite/20_util/specialized_algorithms/uninitialized_copy_n/114817.cc:
New test.
* testsuite/25_algorithms/copy/114817.cc: New test.
* testsuite/25_algorithms/copy/115444.cc: New test.
* testsuite/25_algorithms/copy_n/114817.cc: New test.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (__normal_iterator): Make all
members and overloaded operators constexpr before C++20, and add
always_inline attribute
(__to_address): Add nodiscard and always_inline attributes.
(__make_move_if_noexcept_iterator): Add nodiscard
and make unconditionally constexpr.
(__niter_base(__normal_iterator), __niter_base(Iter)):
Add nodiscard and always_inline attributes.
(__niter_base(reverse_iterator), __niter_base(move_iterator))
(__miter_base): Add inline.
(__niter_wrap(From, To)): Add nodiscard attribute.
(__niter_wrap(const Iter&, Iter)): Add nodiscard and
always_inline attributes.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/68350
PR libstdc++/93059
* include/bits/stl_uninitialized.h (__check_constructible)
(_GLIBCXX_USE_ASSIGN_FOR_INIT): Remove.
[C++98] (__unwrappable_niter): New trait.
(__uninitialized_copy<true>): Replace use of std::copy.
(uninitialized_copy): Fix Doxygen comments. Open-code memcpy
optimization for C++11 and later.
(__uninitialized_fill<true>): Replace use of std::fill.
(uninitialized_fill): Fix Doxygen comments. Open-code memset
optimization for C++11 and later.
(__uninitialized_fill_n<true>): Replace use of std::fill_n.
(uninitialized_fill_n): Fix Doxygen comments. Open-code memset
optimization for C++11 and later.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/64476.cc:
Adjust expected behaviour to match what the standard specifies.
* testsuite/20_util/specialized_algorithms/uninitialized_fill_n/sizes.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/1.cc:
Adjust dg-error directives.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/89164.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_copy_n/89164.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_fill/89164.cc:
Likewise.
* testsuite/20_util/specialized_algorithms/uninitialized_fill_n/89164.cc:
Likewise.
* testsuite/23_containers/vector/cons/89164.cc: Likewise.
* testsuite/23_containers/vector/cons/89164_c++17.cc: Likewise.
2024-10-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algobase.h (__niter_base, __niter_wrap): Move
to ...
* include/bits/stl_iterator.h: ... here.
(__niter_base, __miter_base): Move all overloads to the end of
the header.
* testsuite/24_iterators/normal_iterator/wrapping.cc: New test.
2024-10-16 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (strip_fundts_namespace): New.
(StdExpAnyPrinter, StdExpOptionalPrinter): Use it.
2024-10-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106676
* include/bits/iterator_concepts.h (__cpp17_fwd_iterator): Use
is_reference instead of is_value_reference.
rvalue references.
* include/std/ranges (transform_view:__iter_cat::_S_iter_cat):
Likewise.
(zip_transform_view::__iter_cat::_S_iter_cat): Likewise.
(adjacent_transform_view::__iter_cat::_S_iter_cat): Likewise.
(join_with_view::__iter_cat::_S_iter_cat): Likewise.
* testsuite/std/ranges/adaptors/transform.cc: Check
iterator_category when the transformation function returns an
rvalue reference type.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (transform_view:_Iterator): Use const F&
to determine value_type and iterator_category of
_Iterator<true>, as per LWG 3564.
* testsuite/std/ranges/adaptors/transform.cc: Check value_type
and iterator_category.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117135
* config/locale/generic/time_members.cc
(__timepunct<wchar_t>::_M_initialize_timepunc): Set
_M_date_time_format for C locale. Set %Ex formats to the same
values as the %x formats.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (constrained_equality): Bump value.
* include/bits/version.h: Regenerate.
* include/std/expected (operator==): Add constraints and
noexcept specifiers.
* testsuite/20_util/optional/relops/constrained.cc: Adjust
check for feature test macro.
* testsuite/20_util/pair/comparison_operators/constrained.cc:
Likewise.
* testsuite/20_util/tuple/comparison_operators/constrained.cc:
Likewise.
* testsuite/20_util/variant/relops/constrained.cc: Likewise.
* testsuite/20_util/expected/equality_constrained.cc: New test.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117094
* include/bits/ranges_algobase.h (__fill_fn): Use std::move for
iterator that might not be copyable.
* testsuite/25_algorithms/fill/constrained.cc: Check
non-copyable iterator with sized sentinel.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93059
* include/bits/stl_algobase.h (__fill_a1(T*, T*, const T&)):
Change template parameters and enable_if condition to allow the
fill value to be an integer.
2024-10-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93059
* include/bits/cpp_type_traits.h (__memcpyable): Add partial
specialization for pointers to distinct types.
(__memcpyable_integer): New trait to control which types can use
cross-type memcpy optimizations.
2024-10-13 Sam James <sam@gentoo.org>
* testsuite/17_intro/names_fortify.cc: Undefine _FORTIFY_SOURCE.
2024-10-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117121
* include/bits/ranges_algobase.h (copy_backward): Decrement
output iterator before assigning one element through it.
* testsuite/25_algorithms/copy/108846.cc: Ensure the algorithm's
effects are correct for a single memcpyable element.
* testsuite/25_algorithms/copy_backward/108846.cc: Likewise.
* testsuite/25_algorithms/copy_n/108846.cc: Likewise.
2024-10-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_iterator.h (__niter_base(move_iterator<I>))
(__is_move_iterator, __miter_base, _GLIBCXX_MAKE_MOVE_ITERATOR)
(_GLIBCXX_MAKE_MOVE_IF_NOEXCEPT_ITERATOR): Move earlier in the
file.
2024-10-11 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h (__is_byte<byte>): Guard with
__glibcxx_byte macro instead of checking __cplusplus.
2024-10-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/117085
* include/bits/chrono_io.h (__formatter_chrono::_M_c): Add L
option to format string.
* testsuite/std/time/format.cc: Move to...
* testsuite/std/time/format/format.cc: ...here.
* testsuite/std/time/format_localized.cc: Move to...
* testsuite/std/time/format/localized.cc: ...here.
* testsuite/std/time/format/pr117085.cc: New test.
2024-10-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/22_locale/time_get/get/char/5.cc: Fix dg-do
directive.
* testsuite/22_locale/time_get/get/wchar_t/5.cc: Likewise.
2024-10-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/duration/io.cc [!__cpp_lib_char8_t]: Define
char8_t as a typedef for unsigned char.
* testsuite/std/format/parse_ctx_neg.cc: Skip for -fno-char8_t.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116210
* testsuite/17_intro/names.cc (sz): Undef for versions of Glibc
that use it in the fortify wrappers.
* testsuite/17_intro/names_fortify.cc: New test.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116969
* include/bits/locale_facets_nonio.tcc (money_put::__do_put):
Remove diagnostic pragmas.
(__glibcxx_snprintfibm128): Declare type manually, instead of
using __typeof__(__builtin_snprintf).
2024-10-09 Frank Scheiner <frank.scheiner@web.de>
* testsuite/17_intro/names.cc [__linux__ && __ia64__]: Undefine
'u' as used in glibc headers.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116992
* include/bits/semaphore_base.h (_GLIBCXX_USE_POSIX_SEMAPHORE):
Undefine and issue a warning if POSIX sem_t is not supported.
* testsuite/30_threads/semaphore/platform_try_acquire_for.cc:
Prune new warning.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116991
* include/std/complex (__complex_acos): Cast literal to
destination type.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/std/latch (latch::count_down): Add assertions for
preconditions. Cast parameter to avoid -Wsign-compare on some
targets.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112808
* doc/xml/manual/using.xml (_GLIBCXX_ASSERTIONS): Document
implicit definition for -O0 compilation.
(_GLIBCXX_NO_ASSERTIONS): Document.
* doc/html/manual/using_macros.html: Regenerate.
* include/bits/c++config [!__OPTIMIZE__] (_GLIBCXX_ASSERTIONS):
Define for unoptimized builds.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/61458
* doc/doxygen/user.cfg.in (GENERATE_BUGLIST): Set to NO.
* include/std/type_traits (__aligned_storage_msa): Remove.
(__aligned_storage_max_align_t): New struct.
(__aligned_storage_default_alignment): New function.
(aligned_storage): Use __aligned_storage_default_alignment for
default alignment. Replace union with a struct containing an
aligned buffer. Improve Doxygen comment.
(aligned_storage_t): Use __aligned_storage_default_alignment for
default alignment.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_base.h: Remove cv-qualifiers from
type managed by _Sp_counted_ptr_inplace, as per LWG 3210.
* include/bits/stl_construct.h: Do not cast away cv-qualifiers
when passing pointer to placement new.
* include/std/expected: Use remove_cv_t for union member, as per
LWG 3891.
* testsuite/20_util/allocator/void.cc: Do not test construction
via const pointer.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (construct_at): Support array
types (LWG 3436).
* testsuite/20_util/specialized_algorithms/construct_at/array.cc:
New test.
* testsuite/20_util/specialized_algorithms/construct_at/array_neg.cc:
New test.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_c): Add
[[unlikely]] attribute to condition for missing %c format in
locale. Use %T instead of %H:%M:%S in fallback.
2024-10-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116755
* include/bits/chrono_io.h (operator<<): Use +d.count() for
duration inserter.
(__formatter_chrono::_M_format): Likewise for %Q format.
* testsuite/20_util/duration/io.cc: Test durations with
character types as reps.
2024-10-08 Jakub Jelinek <jakub@redhat.com>
* include/bits/unicode.h (std::__unicode::__v15_1_0): Rename inline
namespace to ...
(std::__unicode::__v16_0_0): ... this.
(_GLIBCXX_GET_UNICODE_DATA): Change from 150100 to 160000.
* include/bits/unicode-data.h: Regenerated.
* testsuite/ext/unicode/properties.cc: Check for _Gcb_SpacingMark
on U+11F03 rather than U+1D16D as the latter lost SpacingMark property
in Unicode 16.0.
2024-10-05 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
* include/bits/version.def: Added the feature-testing macro.
* include/bits/version.h: Regenerated.
* include/std/type_traits: Add support for
std::is_virtual_base_of and std::is_virtual_base_of_v,
implemented in terms of the compiler builtin.
* testsuite/20_util/is_virtual_base_of/value.cc: New test.
2024-10-05 Patrick Palka <ppalka@redhat.com>
* include/bits/ranges_base.h (__distance_fn::operator()):
Adjust iterator/sentinel overloads as per LWG 3664.
* testsuite/24_iterators/range_operations/distance.cc:
Test LWG 3664 example.
2024-10-04 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (single_view::empty): Define as per LWG 4035.
(iota_view::empty): Define as per LWG 4001.
(lazy_split_view::_OuterIter::value_type): Remove default
constructor and make other constructor private as per LWG 4013.
(common_view::begin): Disable non-const overload for simple
views as per LWG 4012.
(common_view::end): Likewise.
(adjacent_view::base): Define as per LWG 3848.
(adjacent_transform_view::base): Likewise.
(chunk_view::_InnerIter::iter_move): Define as per LWG 3851.
(chunk_view::_InnerIter::itep_swap): Likewise.
(slide_view::base): Define as per LWG 3848.
(repeat_view): Adjust deduction guide as per LWG 4053.
(_Repeat::operator()): Adjust single-parameter overload as per
LWG 4054.
* testsuite/std/ranges/adaptors/adjacent/1.cc: Verify existence
of base member function.
* testsuite/std/ranges/adaptors/adjacent_transform/1.cc: Likewise.
* testsuite/std/ranges/adaptors/chunk/1.cc: Test LWG 3851 example.
* testsuite/std/ranges/adaptors/slide/1.cc: Verify existence of
base member function.
* testsuite/std/ranges/iota/iota_view.cc: Test LWG 4001 example.
* testsuite/std/ranges/repeat/1.cc: Test LWG 4053/4054 examples.
2024-10-04 Jonathan Wakely <jwakely@redhat.com>
* include/parallel/algobase.h (search): Use sequential algorithm
for constant evaluation.
* include/parallel/algorithmfwd.h (search): Add
_GLIBCXX20_CONSTEXPR.
* include/parallel/multiway_merge.h: Remove stray semi-colon.
* include/parallel/multiseq_selection.h: Add diagnostic pragmas
for -Wlong-long warning.
* include/parallel/quicksort.h: Likewise.
* include/parallel/random_number.h: Likewise.
* include/parallel/settings.h: Likewise.
* include/parallel/workstealing.h: Replace ++ and -- on volatile
variables.
* testsuite/17_intro/names.cc: Skip names defined by
<tr1/random>.
* testsuite/20_util/pair/dangling_ref.cc: Skip test if Parallel
Mode is enabled.
* testsuite/20_util/tuple/dangling_ref.cc: Likewise.
2024-10-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116964
* include/std/shared_mutex (__shared_mutex_cv): Use [this] for
lambda captures.
(shared_timed_mutex) [!_GLIBCXX_USE_PTHREAD_RWLOCK_T]: Likewise.
2024-10-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (__unicode::__is_incb_linker): Use
_GLIBCXX_STD_A namespace for std::find.
2024-10-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116944
* include/parallel/base.h: Move diagnostic pragmas earlier.
2024-10-03 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_facets_nonio.tcc (money_put::__do_get):
Ignore -Wformat warning for __ibm128 arguments.
* include/tr1/tuple (ignore): Ignore -Wunused warning.
2024-10-03 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable_policy.h (_NodeBuilder<>::_S_build): Remove
const qualification on _NodeGenerator instance.
(_ReuseOrAllocNode<>::operator()(_Args&&...)): Remove const qualification.
(_ReuseOrAllocNode<>::_M_nodes): Remove mutable.
(_Insert_base<>::_M_insert_range): Remove _NodeGetter const qualification.
(_Hash_code_base<>::_M_bucket_index(const _Hash_node_value<>&, size_t)):
Simplify noexcept declaration, we already static_assert that _RangeHash functor
is noexcept.
* include/bits/hashtable.h: Rework comments. Remove const qualifier on
_NodeGenerator& arguments.
2024-10-02 Jonathan Wakely <jwakely@redhat.com>
* config/locale/dragonfly/time_members.cc
(__timepunct<char>::_M_initialize_timepunc)
(__timepunct<wchar_t>::_M_initialize_timepunc): Set
_M_date_time_format for C locale. Set %Ex formats to the same
values as the %x formats.
* config/locale/generic/time_members.cc: Likewise.
* config/locale/gnu/time_members.cc: Likewise.
* testsuite/22_locale/time_get/get/char/5.cc: New test.
* testsuite/22_locale/time_get/get/wchar_t/5.cc: New test.
2024-10-02 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__detail::__use_floor): New
function.
(__detail::__round): New function.
(from_stream): Use __detail::__round.
* testsuite/std/time/clock/file/io.cc: Check for expected
rounding in parse.
* testsuite/std/time/clock/gps/io.cc: Likewise.
2024-10-02 Jonathan Wakely <jwakely@redhat.com>
* include/bits/postypes.h: Fix -Wlong-long warning.
2024-10-01 Hans-Peter Nilsson <hp@axis.com>
PR libstdc++/116895
* config/os/newlib/ctype_base.h: Avoid signed-overflow warnings by
explicitly casting initializer expressions to mask.
2024-09-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/istream.tcc: Add diagnostic pragmas around uses
of long long and extern template.
* include/bits/locale_facets.h: Likewise.
* include/bits/locale_facets.tcc: Likewise.
* include/bits/locale_facets_nonio.tcc: Likewise.
* include/bits/ostream.tcc: Likewise.
* include/bits/stl_algobase.h: Likewise.
* include/c_global/cstdlib: Likewise.
* include/ext/pb_ds/detail/resize_policy/hash_prime_size_policy_imp.hpp:
Likewise.
* include/ext/pointer.h: Likewise.
* include/ext/stdio_sync_filebuf.h: Likewise.
* include/std/istream: Likewise.
* include/std/ostream: Likewise.
* include/tr1/cmath: Likewise.
* include/tr1/type_traits: Likewise.
* include/tr1/functional_hash.h: Likewise. Remove semi-colons
at namespace scope that aren't needed after macro expansion.
* include/tr1/tuple: Remove semi-colon at namespace scope.
* include/bits/vector.tcc: Change LL suffix to just L.
2024-09-27 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/bits/fs_path.h (path::_Cvt): Refactor to
use if-constexpr.
(path::string(const Allocator&)): Likewise.
2024-09-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_string.tcc (resize_for_overwrite): Fix
-Wsign-compare warning.
* include/bits/cow_string.h (resize_for_overwrite): Likewise.
2024-09-27 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/bind/dangling_ref.cc: Add an additional
dg-warning for -Wreturn-local-addr warning.
* testsuite/30_threads/packaged_task/cons/dangling_ref.cc:
Likewise.
2024-09-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (__atomic_base<T*>::_M_type_size):
Replace overloaded functions with static _S_type_size.
* include/std/atomic (atomic<T*>): Use is_object_v instead of
is_object.
* testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
Add dg-warning for -Wpointer-arith warning.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cow_string.h (__resize_for_overwrite): Add
inline keyword to function with always_inline attribute.
2024-09-26 Nathaniel Shead <nathanieloshead@gmail.com>
PR libstdc++/115126
* include/bits/shared_ptr.h (std::__is_shared_ptr): Remove
unnecessary 'static'.
* include/bits/unique_ptr.h (std::__is_unique_ptr): Likewise.
* include/std/future (std::__create_task_state): Likewise.
* include/std/shared_mutex (_GLIBCXX_GTRHW): Likewise.
(__glibcxx_rwlock_init): Likewise.
(__glibcxx_rwlock_timedrdlock): Likewise.
(__glibcxx_rwlock_timedwrlock): Likewise.
(__glibcxx_rwlock_rdlock): Likewise.
(__glibcxx_rwlock_tryrdlock): Likewise.
(__glibcxx_rwlock_wrlock): Likewise.
(__glibcxx_rwlock_trywrlock): Likewise.
(__glibcxx_rwlock_unlock): Likewise.
(__glibcxx_rwlock_destroy): Likewise.
(__glibcxx_rwlock_init): Likewise.
* include/pstl/algorithm_impl.h
(__pstl::__internal::__set_algo_cut_off): Mark inline.
* include/pstl/unseq_backend_simd.h
(__pstl::__unseq_backend::__lane_size): Mark inline.
2024-09-26 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/116859
* config/os/bsd/freebsd/os_defines.h
(_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC,
_GLIBCXX_USE_C99_FLOAT_TRANSCENDENTALS_DYNAMIC): Avoid
-Wexpansion-to-defined warnings.
* config/os/bsd/dragonfly/os_defines.h
(_GLIBCXX_USE_C99_LONG_LONG_DYNAMIC): Likewise.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
Andrew Waterman <andrew@sifive.com>
PR libstdc++/113578
* include/std/ostream (_S_cast_flt): New static member function
to restore signbit after casting to double or long double.
(operator<<(float), operator<<(_Float16), operator<<(_Float32))
(operator<<(_Float64), operator(_Float128))
(operator<<(__bfloat16_t)): Use _S_cast_flt.
testsuite/27_io/basic_ostream/inserters_arithmetic/lwg4101.cc:
New test.
* testsuite/27_io/basic_ostream/inserters_arithmetic/lwg4101.cc: New file.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_istringstream/cons/2020.cc: Fix comment
referring to basic_filebuf.
* testsuite/27_io/basic_istringstream/requirements/base_classes.cc:
Likewise.
* testsuite/27_io/basic_ostringstream/cons/2020.cc: Likewise.
* testsuite/27_io/basic_ostringstream/requirements/base_classes.cc:
Likewise.
* testsuite/27_io/basic_stringbuf/cons/2020.cc: Likewise.
* testsuite/27_io/basic_stringbuf/requirements/explicit_instantiation/2.cc:
Likewise.
* testsuite/27_io/basic_stringbuf/requirements/explicit_instantiation/4.cc:
Likewise.
* testsuite/27_io/basic_stringstream/cons/2020.cc: Likewise.
* testsuite/27_io/basic_stringstream/requirements/base_classes.cc:
Likewise.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
* include/bits/basic_ios.h (basic_ios::operator bool()):
Add [[nodiscard]] attribute.
(basic_ios::operator!(), basic_ios::rdstate())
(basic_ios::good(), basic_ios::eof(), basic_ios::fail())
(basic_ios::bad(), basic_ios::exceptions(), basic_ios::tie())
(basic_ios::rdbuf(), basic_ios::fill()): Likewise.
* include/bits/ios_base.h (ios_base::flags()): Likewise.
(ios_base::precision(), ios_base::width(), ios_base::getloc()):
Likewise.
* include/std/fstream (basic_filebuf::is_open)
(basic_ifstream::rdbuf(), basic_ifstream::is_open)
(basic_ofstream::rdbuf(), basic_ofstream::is_open)
(basic_fstream::rdbuf(), basic_fstream::is_open): Likewise.
* include/std/spanstream (basic_spanbuf::span())
(basic_ispanstream::span(), basic_ispanstream::rdbuf())
(basic_ospanstream::span(), basic_ospanstream::rdbuf())
(basic_spanstream::span(), basic_spanstream::rdbuf()):
Likewise.
* include/std/sstream (basic_stringbuf::str())
(basic_istringstream::rdbuf(), basic_istringstream::str())
(basic_ostringstream::rdbuf(), basic_ostringstream::str())
(basic_stringstream::rdbuf(), basic_stringstream::str()):
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc:
Suppress -Wunused-result warnings.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc:
Likewise.
2024-09-26 Iain Sandoe <iain@sandoe.co.uk>
PR libstdc++/116853
* include/bits/basic_string.h: Ignore suggest-attribute=format
warning when using posix vsnprintf in to_string() implementations.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Do not assume allocators only throw std::bad_alloc.
2024-09-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116857
* libsupc++/guard.cc (__cxa_guard_acquire): Remove
_GLIBCXX_NOTHROW to match declaration in <cxxabi.h>.
2024-09-25 Sam James <sam@gentoo.org>
PR libstdc++/101831
* testsuite/23_containers/array/capacity/empty.cc: Add missing brace.
* testsuite/23_containers/array/capacity/max_size.cc: Ditto.
* testsuite/23_containers/array/capacity/size.cc: Ditto.
2024-09-25 Jason Merrill <jason@redhat.com>
* acinclude.m4 (WARN_FLAGS): Remove -Wsystem-headers.
* configure: Regenerate.
* include/bits/algorithmfwd.h: #ifdef out #pragma GCC system_header.
* include/bits/atomic_base.h
* include/bits/atomic_futex.h
* include/bits/atomic_timed_wait.h
* include/bits/atomic_wait.h
* include/bits/basic_ios.h
* include/bits/basic_string.h
* include/bits/boost_concept_check.h
* include/bits/char_traits.h
* include/bits/charconv.h
* include/bits/chrono.h
* include/bits/chrono_io.h
* include/bits/codecvt.h
* include/bits/concept_check.h
* include/bits/cpp_type_traits.h
* include/bits/elements_of.h
* include/bits/enable_special_members.h
* include/bits/erase_if.h
* include/bits/forward_list.h
* include/bits/functional_hash.h
* include/bits/gslice.h
* include/bits/gslice_array.h
* include/bits/hashtable.h
* include/bits/indirect_array.h
* include/bits/invoke.h
* include/bits/ios_base.h
* include/bits/iterator_concepts.h
* include/bits/locale_classes.h
* include/bits/locale_facets.h
* include/bits/locale_facets_nonio.h
* include/bits/localefwd.h
* include/bits/mask_array.h
* include/bits/max_size_type.h
* include/bits/memory_resource.h
* include/bits/memoryfwd.h
* include/bits/move_only_function.h
* include/bits/node_handle.h
* include/bits/ostream_insert.h
* include/bits/out_ptr.h
* include/bits/parse_numbers.h
* include/bits/postypes.h
* include/bits/quoted_string.h
* include/bits/range_access.h
* include/bits/ranges_base.h
* include/bits/refwrap.h
* include/bits/sat_arith.h
* include/bits/semaphore_base.h
* include/bits/slice_array.h
* include/bits/std_abs.h
* include/bits/std_function.h
* include/bits/std_mutex.h
* include/bits/std_thread.h
* include/bits/stl_iterator_base_funcs.h
* include/bits/stl_iterator_base_types.h
* include/bits/stl_tree.h
* include/bits/stream_iterator.h
* include/bits/streambuf_iterator.h
* include/bits/stringfwd.h
* include/bits/this_thread_sleep.h
* include/bits/unique_lock.h
* include/bits/uses_allocator_args.h
* include/bits/utility.h
* include/bits/valarray_after.h
* include/bits/valarray_array.h
* include/bits/valarray_before.h
* include/bits/version.h
* include/c_compatibility/fenv.h
* include/c_compatibility/inttypes.h
* include/c_compatibility/stdint.h
* include/decimal/decimal.h
* include/experimental/bits/net.h
* include/experimental/bits/shared_ptr.h
* include/ext/aligned_buffer.h
* include/ext/alloc_traits.h
* include/ext/atomicity.h
* include/ext/concurrence.h
* include/ext/numeric_traits.h
* include/ext/pod_char_traits.h
* include/ext/pointer.h
* include/ext/stdio_filebuf.h
* include/ext/stdio_sync_filebuf.h
* include/ext/string_conversions.h
* include/ext/type_traits.h
* include/ext/vstring.h
* include/ext/vstring_fwd.h
* include/ext/vstring_util.h
* include/parallel/algorithmfwd.h
* include/parallel/numericfwd.h
* include/tr1/functional_hash.h
* include/tr1/hashtable.h
* include/tr1/random.h
* libsupc++/exception.h
* libsupc++/hash_bytes.h
* include/bits/basic_ios.tcc
* include/bits/basic_string.tcc
* include/bits/fstream.tcc
* include/bits/istream.tcc
* include/bits/locale_classes.tcc
* include/bits/locale_facets.tcc
* include/bits/locale_facets_nonio.tcc
* include/bits/ostream.tcc
* include/bits/sstream.tcc
* include/bits/streambuf.tcc
* include/bits/string_view.tcc
* include/bits/version.tpl
* include/experimental/bits/string_view.tcc
* include/ext/pb_ds/detail/resize_policy/hash_prime_size_policy_imp.hpp
* include/ext/random.tcc
* include/ext/vstring.tcc
* include/tr2/bool_set.tcc
* include/tr2/dynamic_bitset.tcc
* include/bits/c++config
* include/c/cassert
* include/c/cctype
* include/c/cerrno
* include/c/cfloat
* include/c/ciso646
* include/c/climits
* include/c/clocale
* include/c/cmath
* include/c/csetjmp
* include/c/csignal
* include/c/cstdarg
* include/c/cstddef
* include/c/cstdio
* include/c/cstdlib
* include/c/cstring
* include/c/ctime
* include/c/cuchar
* include/c/cwchar
* include/c/cwctype
* include/c_global/cassert
* include/c_global/ccomplex
* include/c_global/cctype
* include/c_global/cerrno
* include/c_global/cfenv
* include/c_global/cfloat
* include/c_global/cinttypes
* include/c_global/ciso646
* include/c_global/climits
* include/c_global/clocale
* include/c_global/cmath
* include/c_global/csetjmp
* include/c_global/csignal
* include/c_global/cstdalign
* include/c_global/cstdarg
* include/c_global/cstdbool
* include/c_global/cstddef
* include/c_global/cstdint
* include/c_global/cstdio
* include/c_global/cstdlib
* include/c_global/cstring
* include/c_global/ctgmath
* include/c_global/ctime
* include/c_global/cuchar
* include/c_global/cwchar
* include/c_global/cwctype
* include/c_std/cassert
* include/c_std/cctype
* include/c_std/cerrno
* include/c_std/cfloat
* include/c_std/ciso646
* include/c_std/climits
* include/c_std/clocale
* include/c_std/cmath
* include/c_std/csetjmp
* include/c_std/csignal
* include/c_std/cstdarg
* include/c_std/cstddef
* include/c_std/cstdio
* include/c_std/cstdlib
* include/c_std/cstring
* include/c_std/ctime
* include/c_std/cuchar
* include/c_std/cwchar
* include/c_std/cwctype
* include/debug/array
* include/debug/bitset
* include/debug/deque
* include/debug/forward_list
* include/debug/list
* include/debug/map
* include/debug/set
* include/debug/string
* include/debug/unordered_map
* include/debug/unordered_set
* include/debug/vector
* include/decimal/decimal
* include/experimental/algorithm
* include/experimental/any
* include/experimental/array
* include/experimental/buffer
* include/experimental/chrono
* include/experimental/contract
* include/experimental/deque
* include/experimental/executor
* include/experimental/filesystem
* include/experimental/forward_list
* include/experimental/functional
* include/experimental/internet
* include/experimental/io_context
* include/experimental/iterator
* include/experimental/list
* include/experimental/map
* include/experimental/memory
* include/experimental/memory_resource
* include/experimental/net
* include/experimental/netfwd
* include/experimental/numeric
* include/experimental/propagate_const
* include/experimental/ratio
* include/experimental/regex
* include/experimental/scope
* include/experimental/set
* include/experimental/socket
* include/experimental/string
* include/experimental/string_view
* include/experimental/synchronized_value
* include/experimental/system_error
* include/experimental/timer
* include/experimental/tuple
* include/experimental/type_traits
* include/experimental/unordered_map
* include/experimental/unordered_set
* include/experimental/vector
* include/ext/algorithm
* include/ext/cmath
* include/ext/functional
* include/ext/iterator
* include/ext/memory
* include/ext/numeric
* include/ext/random
* include/ext/rb_tree
* include/ext/rope
* include/parallel/algorithm
* include/std/algorithm
* include/std/any
* include/std/array
* include/std/atomic
* include/std/barrier
* include/std/bit
* include/std/bitset
* include/std/charconv
* include/std/chrono
* include/std/codecvt
* include/std/complex
* include/std/concepts
* include/std/condition_variable
* include/std/coroutine
* include/std/deque
* include/std/execution
* include/std/expected
* include/std/filesystem
* include/std/format
* include/std/forward_list
* include/std/fstream
* include/std/functional
* include/std/future
* include/std/generator
* include/std/iomanip
* include/std/ios
* include/std/iosfwd
* include/std/iostream
* include/std/istream
* include/std/iterator
* include/std/latch
* include/std/limits
* include/std/list
* include/std/locale
* include/std/map
* include/std/memory
* include/std/memory_resource
* include/std/mutex
* include/std/numbers
* include/std/numeric
* include/std/optional
* include/std/ostream
* include/std/print
* include/std/queue
* include/std/random
* include/std/ranges
* include/std/ratio
* include/std/regex
* include/std/scoped_allocator
* include/std/semaphore
* include/std/set
* include/std/shared_mutex
* include/std/span
* include/std/spanstream
* include/std/sstream
* include/std/stack
* include/std/stacktrace
* include/std/stdexcept
* include/std/streambuf
* include/std/string
* include/std/string_view
* include/std/syncstream
* include/std/system_error
* include/std/text_encoding
* include/std/thread
* include/std/tuple
* include/std/type_traits
* include/std/typeindex
* include/std/unordered_map
* include/std/unordered_set
* include/std/utility
* include/std/valarray
* include/std/variant
* include/std/vector
* include/std/version
* include/tr1/array
* include/tr1/cfenv
* include/tr1/cinttypes
* include/tr1/cmath
* include/tr1/complex
* include/tr1/cstdbool
* include/tr1/cstdint
* include/tr1/cstdio
* include/tr1/cstdlib
* include/tr1/cwchar
* include/tr1/cwctype
* include/tr1/functional
* include/tr1/memory
* include/tr1/random
* include/tr1/regex
* include/tr1/tuple
* include/tr1/type_traits
* include/tr1/unordered_map
* include/tr1/unordered_set
* include/tr1/utility
* include/tr2/bool_set
* include/tr2/dynamic_bitset
* include/tr2/type_traits
* libsupc++/atomic_lockfree_defines.h
* libsupc++/compare
* libsupc++/cxxabi.h
* libsupc++/cxxabi_forced.h
* libsupc++/cxxabi_init_exception.h
* libsupc++/exception
* libsupc++/initializer_list
* libsupc++/new
* libsupc++/typeinfo: Likewise.
* testsuite/20_util/ratio/operations/ops_overflow_neg.cc
* testsuite/23_containers/array/tuple_interface/get_neg.cc
* testsuite/23_containers/vector/cons/destructible_debug_neg.cc
* testsuite/24_iterators/operations/prev_neg.cc
* testsuite/ext/type_traits/add_unsigned_floating_neg.cc
* testsuite/ext/type_traits/add_unsigned_integer_neg.cc
* testsuite/ext/type_traits/remove_unsigned_floating_neg.cc
* testsuite/ext/type_traits/remove_unsigned_integer_neg.cc: Adjust
line numbers.
2024-09-25 Jason Merrill <jason@redhat.com>
* include/parallel/base.h: Suppress -Wdeprecated-declarations.
* include/parallel/multiseq_selection.h: Likewise.
2024-09-24 Nathaniel Shead <nathanieloshead@gmail.com>
* include/std/format: Remove unnecessary 'static'.
2024-09-23 Jason Merrill <jason@redhat.com>
* include/bits/c++config: Don't try to disable -Wc++??-extensions
when compiling as C.
2024-09-23 Jason Merrill <jason@redhat.com>
* libsupc++/new: Add _GLIBCXX_TXN_SAFE.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::__is_formattable_integer): New
variable template and specializations.
(template<integral, __char> struct formatter): Replace
constraints on first arg with __is_formattable_integer.
* testsuite/std/format/formatter/requirements.cc: Check that
std::formatter specializations for char8_t and const int are
disabled.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116754
* include/bits/ranges_algobase.h (__copy_or_move): Fix order of
arguments to __memcpyable.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116755
* include/bits/chrono_io.h (formatter<duration<R,P>>::format):
Cast negative integral durations to unsigned rep.
* testsuite/20_util/duration/io.cc: Test the most negative
integer durations.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_vector.h (operator<=>): Use constexpr
instead of _GLIBCXX20_CONSTEXPR macro.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/exception_ptr.h (__exception_ptr::_M_safe_bool_dummy):
Remove __attribute__((const)) from function returning void.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/cxx11-ios_failure.cc (__iosfail_type_info): Unhide
the three-arg overload of __do_upcast.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def: Sort C++26 entries alphabetically.
* include/bits/version.h: Regenerate.
2024-09-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/iterator_concepts.h: Add projected_value_t.
* include/bits/algorithmfwd.h: Add the default template
parameter to the relevant forward declarations.
* include/pstl/glue_algorithm_defs.h: Likewise.
* include/bits/ranges_algo.h: Add the default template
parameter to range-based algorithms.
* include/bits/ranges_algobase.h: Likewise.
* include/bits/ranges_util.h: Likewise.
* include/bits/ranges_base.h: Add helper macros.
* include/bits/stl_iterator_base_types.h: Add helper macro.
* include/bits/version.def: Add the new feature-testing macro.
* include/bits/version.h: Regenerate.
* include/std/algorithm: Pull the feature-testing macro.
* include/std/ranges: Likewise.
* include/std/deque: Pull the feature-testing macro, add
the default for std::erase.
* include/std/forward_list: Likewise.
* include/std/list: Likewise.
* include/std/string: Likewise.
* include/std/vector: Likewise.
* testsuite/23_containers/default_template_value.cc: New test.
* testsuite/25_algorithms/default_template_value.cc: New test.
2024-09-21 Jason Merrill <jason@redhat.com>
* include/c_compatibility/ctype.h
* include/c_compatibility/errno.h
* include/c_compatibility/float.h
* include/c_compatibility/iso646.h
* include/c_compatibility/limits.h
* include/c_compatibility/locale.h
* include/c_compatibility/setjmp.h
* include/c_compatibility/signal.h
* include/c_compatibility/stdarg.h
* include/c_compatibility/stdbool.h
* include/c_compatibility/stddef.h
* include/c_compatibility/stdio.h
* include/c_compatibility/string.h
* include/c_compatibility/tgmath.h
* include/c_compatibility/time.h
* include/c_compatibility/uchar.h
* include/c_compatibility/wchar.h
* include/c_compatibility/wctype.h
* include/c_global/ccomplex
* include/c_global/cctype
* include/c_global/cerrno
* include/c_global/cfloat
* include/c_global/climits
* include/c_global/clocale
* include/c_global/cmath
* include/c_global/csetjmp
* include/c_global/csignal
* include/c_global/cstdalign
* include/c_global/cstdarg
* include/c_global/cstdbool
* include/c_global/cstdio
* include/c_global/cstdlib
* include/c_global/cstring
* include/c_global/ctgmath
* include/c_global/ctime
* include/c_global/cwchar
* include/c_global/cwctype: Move header guard before #includes.
2024-09-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116529
* include/bits/unique_ptr.h (unique_ptr(auto_ptr<U>&&)):
Use pointer instead of T*.
* testsuite/20_util/unique_ptr/creation/116529.cc: New test.
2024-09-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116777
* doc/xml/manual/using.xml: Document features that are not
supported for the gcc4-compatible ABI.
* doc/html/manual/using_dual_abi.html: Regenerate.
2024-09-19 Jason Merrill <jason@redhat.com>
* include/bits/algorithmfwd.h:
* include/bits/allocator.h:
* include/bits/codecvt.h:
* include/bits/concept_check.h:
* include/bits/cpp_type_traits.h:
* include/bits/hashtable.h:
* include/bits/iterator_concepts.h:
* include/bits/ostream_insert.h:
* include/bits/ranges_base.h:
* include/bits/regex_automaton.h:
* include/bits/std_abs.h:
* include/bits/stl_algo.h:
* include/c_compatibility/fenv.h:
* include/c_compatibility/inttypes.h:
* include/c_compatibility/stdint.h:
* include/ext/concurrence.h:
* include/ext/type_traits.h:
* testsuite/ext/type_traits/add_unsigned_floating_neg.cc:
* testsuite/ext/type_traits/add_unsigned_integer_neg.cc:
* testsuite/ext/type_traits/remove_unsigned_floating_neg.cc:
* testsuite/ext/type_traits/remove_unsigned_integer_neg.cc:
* include/bits/basic_ios.tcc:
* include/bits/basic_string.tcc:
* include/bits/fstream.tcc:
* include/bits/istream.tcc:
* include/bits/locale_classes.tcc:
* include/bits/locale_facets.tcc:
* include/bits/ostream.tcc:
* include/bits/regex_compiler.tcc:
* include/bits/sstream.tcc:
* include/bits/streambuf.tcc:
* configure: Regenerate.
* include/bits/c++config:
* include/c/cassert:
* include/c/cctype:
* include/c/cerrno:
* include/c/cfloat:
* include/c/climits:
* include/c/clocale:
* include/c/cmath:
* include/c/csetjmp:
* include/c/csignal:
* include/c/cstdarg:
* include/c/cstddef:
* include/c/cstdio:
* include/c/cstdlib:
* include/c/cstring:
* include/c/ctime:
* include/c/cwchar:
* include/c/cwctype:
* include/c_global/climits:
* include/c_global/cmath:
* include/c_global/cstddef:
* include/c_global/cstdlib:
* include/decimal/decimal:
* include/ext/rope:
* include/std/any:
* include/std/charconv:
* include/std/complex:
* include/std/coroutine:
* include/std/format:
* include/std/iomanip:
* include/std/limits:
* include/std/numbers:
* include/tr1/functional:
* include/tr1/tuple:
* include/tr1/type_traits:
* libsupc++/compare:
* libsupc++/new: Add #pragma GCC diagnostic to suppress
undesired warnings.
* acinclude.m4: Change -Wabi version from 2 to 19.
2024-09-18 Jason Merrill <jason@redhat.com>
* include/bits/basic_ios.h: Add braces.
2024-09-16 Jonathan Wakely <jwakely@redhat.com>
* .editorconfig: New file.
* include/std/.editorconfig: New file.
2024-09-16 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/intro.xml: Update link to installation docs.
* doc/html/manual/make.html: Regenerate.
2024-09-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/span (span::__iter_tag): Declare nested type.
(span::iterator): Use __iter_tag as second template argument.
* include/std/stacktrace (basic_stacktrace::iterator): Use _Impl
as second template argument.
2024-09-15 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml (_GLIBCXX_NO_FREESTANDING_CHRONO):
Document macro.
* doc/html/*: Regenerate.
* include/bits/chrono.h [_GLIBCXX_NO_FREESTANDING_CHRONO]:
Only include <bits/require_hosted.h> when this macro is defined.
[_GLIBCXX_HOSTED]: Only define clocks for hosted.
* include/bits/version.def (chrono_udls): Remove hosted=yes.
* include/bits/version.h: Regenerate.
* include/std/chrono [_GLIBCXX_HOSTED]: Only define clocks and
time zone utilities for hosted.
* testsuite/std/time/freestanding.cc: New test.
2024-09-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_classes.h (__is_facet): New helper.
* include/bits/locale_classes.tcc (locale::combine): Check that
_Facet type is valid.
2024-09-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110512
* include/pstl/execution_impl.h (__are_random_access_iterators):
Recognize C++20 random access iterators, and use more efficient
implementations.
* testsuite/25_algorithms/pstl/110512.cc: New test.
2024-09-14 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__formatter_fp::_M_localize): Add comments
and micro-optimize string copy.
2024-09-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/semaphore_base.h (__platform_semaphore): Refactor
loops to all use similar forms.
(__platform_semaphore::_M_try_acquire_until): Use chrono::ceil
to explicitly convert to __clock_t::time_point.
* testsuite/30_threads/semaphore/try_acquire_for.cc: Check that
using a very high resolution timeout compiles.
* testsuite/30_threads/semaphore/platform_try_acquire_for.cc:
New test.
2024-09-13 Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>
PR libstdc++/108846
PR libstdc++/116471
* include/bits/ranges_algobase.h (__assign_one): New helper
function.
(__copy_or_move): Remove a spurious static_assert; use
__assign_one for memcpyable ranges of length 1.
(__copy_or_move_backward): Likewise.
* testsuite/25_algorithms/copy/108846.cc: Extend to range-based
algorithms, and cover both memcpyable and non-memcpyable
cases.
* testsuite/25_algorithms/copy_backward/108846.cc: Likewise.
* testsuite/25_algorithms/copy_n/108846.cc: Likewise.
* testsuite/25_algorithms/move/108846.cc: Likewise.
* testsuite/25_algorithms/move_backward/108846.cc: Likewise.
2024-09-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (__is_bool): Remove.
2024-09-12 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new (launder): Add static_assert and remove deleted
overloads.
* testsuite/18_support/launder/requirements_neg.cc: Adjust
expected diagnostics.
2024-09-11 Alex Coplan <alex.coplan@arm.com>
PR libstdc++/116140
* include/bits/stl_algobase.h (std::__find_if): Add #pragma to
request GCC to unroll the loop.
2024-09-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116159
* include/std/iostream (ios_base_library_init): Only define for
ELF targets.
* src/c++98/ios_init.cc (ios_base_library_init): Likewise.
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.
2024-09-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/new_nothrow.cc (THROW_BAD_ALLOC): Define
macro to add exception specifications for C++98 mode.
(NOEXCEPT): Expand to throw() for C++98 mode.
* testsuite/26_numerics/headers/numeric/synopsis.cc (gcd, lcm):
Add noexcept.
2024-09-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (from_stream): Fix conversions in
overloads for gps_time and tai_time.
* testsuite/std/time/clock/file/io.cc: Test round tripping using
chrono::parse. Add additional std::format tests.
* testsuite/std/time/clock/gps/io.cc: Likewise.
* testsuite/std/time/clock/local/io.cc: Likewise.
* testsuite/std/time/clock/tai/io.cc: Likewise.
* testsuite/std/time/clock/utc/io.cc: Likewise.
2024-09-06 Jason Merrill <jason@redhat.com>
* include/bits/regex_constants.h: Add __ to attribute.
2024-09-06 Jason Merrill <jason@redhat.com>
* include/bits/c++config: Avoid redefining __GLIBCXX__.
2024-09-06 Jason Merrill <jason@redhat.com>
PR c++/46457
PR c++/81665
* include/bits/regex_constants.h: Use flag_enum.
2024-09-06 Jason Merrill <jason@redhat.com>
* include/bits/ios_base.h (_GLIBCXX_NOREPLACE_UNUSED): New.
(_Ios_Openmode): Add unused attributes.
* testsuite/27_io/ios_base/types/openmode/case_label.cc: Handle
noreplace.
2024-09-03 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (auto_win_file_handle): Add error_code&
member and set it if CreateFileW or GetFileInformationByHandle
fails.
(fs::equiv_files) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Simplify
control flow.
(fs::hard_link_count) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Clear ec
on success.
* testsuite/27_io/filesystem/operations/hard_link_count.cc:
Check error handling.
2024-09-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116549
* include/bits/stl_iterator.h (disable_sized_sentinel_for):
Define specialization for two move_iterator types, as per LWG
3736.
* testsuite/24_iterators/move_iterator/lwg3736.cc: New test.
2024-09-03 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/any (experimental::any::_Storage): Use
array of unsigned char instead of deprecated
std::aligned_storage.
* include/std/any (any::_Storage): Likewise.
* testsuite/20_util/any/layout.cc: New test.
2024-09-03 Dhruv Chawla <dhruvc@nvidia.com>
* include/std/deque: Define macro
__glibcxx_want_allocator_traits_is_always_equal.
* include/std/forward_list: Likewise.
* include/std/list: Likewise.
* include/std/map: Likewise.
* include/std/scoped_allocator: Likewise.
* include/std/set: Likewise.
* include/std/string: Likewise.
* include/std/unordered_map: Likewise.
* include/std/unordered_set: Likewise.
* include/std/vector: Likewise.
* testsuite/20_util/headers/memory/version.cc: New test.
* testsuite/20_util/scoped_allocator/version.cc: Likewise.
* testsuite/21_strings/headers/string/version.cc: Likewise.
* testsuite/23_containers/deque/version.cc: Likewise.
* testsuite/23_containers/forward_list/version.cc: Likewise.
* testsuite/23_containers/list/version.cc: Likewise.
* testsuite/23_containers/map/version.cc: Likewise.
* testsuite/23_containers/set/version.cc: Likewise.
* testsuite/23_containers/unordered_map/version.cc: Likewise.
* testsuite/23_containers/unordered_set/version.cc: Likewise.
* testsuite/23_containers/vector/version.cc: Likewise.
2024-09-02 Alexandre Oliva <oliva@adacore.com>
* testsuite/30_threads/future/members/poll.cc: Factor out
calibration, and run it unconditionally. Lower its
strictness. Bump wait_until_*'s slowness factor.
2024-09-02 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/91486
* testsuite/30_threads/async/async.cc
(test_pr91486_wait_for): Mark status as unused.
(test_pr91486_wait_until): Likewise. Initialize epoch later.
2024-09-02 Andreas Schwab <schwab@suse.de>
PR libstdc++/116513
* libsupc++/compare (_S_fp_bits) [__fmt == _M68k_80bit]: Shift
padding out of exponent word.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* configure.ac: Fix check for O_NONBLOCK.
* config.h.in: Regenerate.
* configure: Regenerate.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/io_context: Remove name of unused
parameter.
* include/experimental/socket: Add [[maybe_unused]] attribute.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (format_parse_context::check_dynamic_spec):
Add [[maybe_unused]] attribute and comment.
2024-08-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/ranges (to): Remove unused typedef.
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* config/cpu/aarch64/opt/ext/opt_random.h: Improve doxygen file
docs.
* config/cpu/i486/opt/ext/opt_random.h: Likewise.
2024-08-28 Kim Gräsman <kim.grasman@gmail.com>
* include/bits/cpp_type_traits.h: Improve doxygen file docs.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/std/istream: Add cast to avoid -Wsign-compare.
* include/std/stacktrace: Likewise.
2024-08-28 Jason Merrill <jason@redhat.com>
* testsuite/20_util/default_delete/void_neg.cc: Fix regexp quoting.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/std/coroutine (coroutine_handle): Use nullptr instead of
0 as initializer for _M_fr_ptr.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/bits/stl_uninitialized.h (__uninitialized_move_copy): Add
missing return.
2024-08-28 Jason Merrill <jason@redhat.com>
* include/decimal/decimal.h (_DEFINE_DECIMAL_BINARY_OP_WITH_INT):
Remove redundant semicolons.
2024-08-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115098
* python/libstdcxx/v6/printers.py (StdBitReferencePrinter): Add
comment.
* testsuite/libstdc++-prettyprinters/simple.cc: Do not default
construct std::vector<bool>::reference.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/documentation_hacking.xml: Update minimum
Doxygen version.
* doc/html/*: Regenerate.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/tuple: Do not include implementation details in
Doxygen documentation.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h: Improve doxygen docs for
allocator_traits specializations.
* include/bits/memory_resource.h: Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (__is_derived_from_optional): New
concept.
(operator<=>): Use __is_derived_from_optional.
* testsuite/20_util/optional/relops/lwg3746.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_classes.tcc (__try_use_facet): Also avoid
dynamic_cast for const-qualified facet types.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108619
* include/bits/alloc_traits.h (__allocator_traits_base): Add
variable templates for detecting which allocator operations are
supported.
(allocator_traits): Use 'if constexpr' instead of dispatching to
overloads constrained with enable_if.
(allocator_traits<allocator<T>>::construct): Use Construct if
construct_at is not supported. Use
__is_nothrow_new_constructible for noexcept-specifier.
(allocator_traits<allocator<void>>::construct): Use
__is_nothrow_new_constructible for noexcept-specifier.
* include/bits/new_allocator.h (construct): Likewise.
* include/ext/malloc_allocator.h (construct): Likewise.
* include/std/type_traits (__is_nothrow_new_constructible): New
variable template.
* testsuite/20_util/allocator/89510.cc: Adjust expected results.
* testsuite/ext/malloc_allocator/89510.cc: Likewise.
* testsuite/ext/new_allocator/89510.cc: Likewise.
* testsuite/20_util/allocator_traits/members/108619.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_C_y_Y):
Ignore modifiers unless the formatting locale is not the C
locale.
(__formatter_chrono::_M_d_e): Likewise.
(__formatter_chrono::_M_H_I): Likewise.
(__formatter_chrono::_M_m): Likewise.
(__formatter_chrono::_M_M): Likewise.
(__formatter_chrono::_M_S): Likewise.
(__formatter_chrono::_M_u_w): Likewise.
(__formatter_chrono::_M_U_V_W): Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115939
* include/bits/hashtable_policy.h (_Node_iterator): Add
operator== and operator!=.
(_Node_const_iterator): Likewise.
* testsuite/23_containers/unordered_map/115939.cc: New test.
2024-08-23 Giovanni Bajo <rasky@develer.com>
Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/88935
* include/bits/stl_algo.h (random_shuffle) [RAND_MAX < INT_MAX]:
Use xorshift instead of rand().
* testsuite/25_algorithms/random_shuffle/88935.cc: New test.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR c++/116369
* include/debug/safe_base.h (_Safe_sequence_base::_M_iterators):
Add mutable specifier.
(_Safe_sequence_base::_M_const_iterators): Likewise.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/debug.cc: Replace throw() with noexcept.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant [C++20] (_Uninitialized): Always use the
primary template.
[C++20] (__get_n): Access the _M_storage member directly.
2024-08-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115098
* include/bits/stl_bvector.h (_Bit_reference): Make default
constructor private. Declare vector and bit iterators as
friends.
* include/std/bitset (bitset::reference): Make constructor and
data members private.
* testsuite/20_util/bitset/115098.cc: New test.
* testsuite/23_containers/vector/bool/115098.cc: New test.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* testsuite/25_algorithms/contains/1.cc: Verify value of
__cpp_lib_ranges_contains.
* testsuite/25_algorithms/find_last/1.cc: Verify value of
__cpp_lib_ranges_find_last.
* testsuite/26_numerics/iota/2.cc: Verify value of
__cpp_lib_ranges_iota.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (__detail::__projected): Define
an optimized partial specialization for when the projection is
std::identity.
* testsuite/24_iterators/indirect_callable/projected.cc: Verify the
optimization.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (indirectly_unary_invocable):
Relax as per P2997R1.
(indirectly_regular_unary_invocable): Likewise.
(indirect_unary_predicate): Likewise.
(indirect_binary_predicate): Likewise.
(indirect_equivalence_relation): Likewise.
(indirect_strict_weak_order): Likewise.
* include/bits/version.def (ranges): Update value for C++26.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/indirect_callable/p2997r1.cc: New test.
* testsuite/std/ranges/version_c++23.cc: Remove.
* testsuite/std/ranges/headers/ranges/synopsis.cc: Refine the
__cpp_lib_ranges checks.
2024-08-22 Patrick Palka <ppalka@redhat.com>
* include/bits/iterator_concepts.h (__detail::__indirect_value):
Define.
(__indirect_value_t): Define as per P2609R3.
(iter_common_reference_t): Adjust as per P2609R3.
(indirectly_unary_invocable): Likewise.
(indirectly_regular_unary_invocable): Likewise.
(indirect_unary_predicate): Likewise.
(indirect_binary_predicate): Likewise.
(indirect_equivalence_relation): Likewise.
(indirect_strict_weak_order): Likewise.
(__detail::__projected::__type): Define member aliases
__projected_Iter and __projected_Proj providing the
template arguments of the current specialization.
* include/bits/version.def (ranges): Update value.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/indirect_callable/p2609r3.cc: New test.
* testsuite/std/ranges/version_c++23.cc: Update expected value
of __cpp_lib_ranges macro.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR tree-optimization/102958
* include/bits/char_traits.h (char_traits<char8_t>::length): Use
strlen.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114862
* src/c++98/locale_facets.cc (__num_base::_S_format_float):
Check uppercase flag for fixed format.
* testsuite/22_locale/num_put/put/char/lwg4084.cc: New test.
2024-08-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116381
* include/std/variant (variant): Fix conditions for
static_assert to match the spec.
* testsuite/20_util/variant/types_neg.cc: New test.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional: Remove redundant redeclaration.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
* include/std/text_encoding: Fix indentation.
2024-08-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115744
* testsuite/18_support/headers/new/synopsis.cc [C++26]: Add
constexpr to placement operator new and operator new[].
2024-08-18 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/prerequisites.xml: Remove note from the
GCC 4.0.1 days.
* doc/html/manual/setup.html: Regenerate.
2024-08-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/abi.xml: Update reference to
gcc.gnu.org/onlinedocs.
* doc/xml/manual/concurrency_extensions.xml (interface): Ditto.
* doc/xml/manual/extensions.xml: Ditto.
* doc/xml/manual/parallel_mode.xml: Ditto.
* doc/xml/manual/shared_ptr.xml: Ditto.
* doc/xml/manual/using_exceptions.xml: Ditto. And change GNU GCC
to GCC.
* doc/html/manual/abi.html: Regenerate.
* doc/html/manual/ext_concurrency_impl.html: Ditto.
* doc/html/manual/ext_demangling.html: Ditto.
* doc/html/manual/memory.html: Ditto.
* doc/html/manual/parallel_mode_design.html: Ditto.
* doc/html/manual/parallel_mode_using.html: Ditto.
* doc/html/manual/using_exceptions.html: Ditto.
2024-08-17 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/prerequisites.xml: Tweak two links to
installation docs. Fix grammar.
* doc/html/manual/setup.html: Regenerate.
2024-08-16 Hans-Peter Nilsson <hp@axis.com>
PR libstdc++/116362
* configure.ac: Check newlib configuration whether iconv is enabled.
* configure: Regenerate.
2024-08-16 Hans-Peter Nilsson <hp@axis.com>
* testsuite/lib/prune.exp (libstdc++-dg-prune): Prune
uncapitalized "in function" warning from linker.
2024-08-08 Jakub Jelinek <jakub@redhat.com>
PR c++/115744
* libsupc++/new (__glibcxx_want_constexpr_new): Define before
including bits/version.h.
(_GLIBCXX_PLACEMENT_CONSTEXPR): Define.
(operator new, operator new[]): Use it for placement new instead
of inline.
* include/bits/version.def (constexpr_new): New FTM.
* include/bits/version.h: Regenerate.
2024-08-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116247
* include/bits/fs_path.h: Use __UINTPTR_TYPE__ instead of
uintptr_t.
* include/bits/shared_ptr_atomic.h: Likewise.
* include/ext/pointer.h: Include <stdint.h>.
2024-08-03 Patrick Palka <ppalka@redhat.com>
* include/bits/move.h (__like_impl): New metafunction.
(__like_t): Redefine in terms of __like_impl.
(forward_like): Redefine in terms of __like_t.
* testsuite/20_util/forward_like/2_neg.cc: Don't expect
error outside the immediate context anymore.
2024-08-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/shared_ptr.cc: Include
<cstdint>.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (__is_in_place_type): Remove.
* include/std/variant (__is_in_place_tag): Remove.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/align.h (align, assume_aligned): Use
__UINTPTR_TYPE__ instead of uintptr_t. Do not include
<stdint.h>.
* include/bits/atomic_base.h (__atomic_ref): Likewise.
* include/bits/atomic_wait.h (__waiter_pool_base::_S_for):
Likewise.
* include/std/atomic: Include <cstdint>.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (__atomic_impl::compare_exchange_weak):
Remove unused parameter.
(__atomic_impl::compare_exchange_strong): Likewise.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113807
* include/std/bitset (bitset::_M_is_equal()): Use memcmp to
optimize operator==.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/26_numerics/random/discrete_distribution/operators/values.cc:
Use ARGS to limit number of iterations for simulators.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113841
* include/bits/basic_string.h (basic_string::basic_string()):
Constrain so that it's only present if the allocator is default
constructible.
* include/bits/cow_string.h (basic_string::basic_string()):
Likewise.
* testsuite/21_strings/basic_string/cons/113841.cc: New test.
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99942
* include/bits/cow_string.h (data()): Change to noexcept(false).
2024-08-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/map/operators/1_neg.cc (test01): Remove test variable
and use 'no match' dg-error patter.
* testsuite/23_containers/set/operators/1_neg.cc (test01): Likewise.
2024-07-31 François Dumont <frs.dumont@gmail.com>
* testsuite/23_containers/map/operators/1_neg.cc (test01): Add test variable
declaration.
* testsuite/23_containers/set/operators/1_neg.cc (test01): Likewise.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/format.cc [!_GLIBCXX_HAS_GTHREADS] (mutex): Define
dummy mutex type.
* testsuite/std/time/format_localized.cc: Use loop variable
instead of creating the same locale on every iteration.
2024-07-31 Sam James <sam@gentoo.org>
* testsuite/28_regex/traits/char/translate.cc: Drop bogus 'dg_do run'.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* src/c++11/system_error.cc (strerror_string): Handle
non-conforming NULL return from strerror.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/libstdc++.exp (check_v3_target_namedlocale):
Only append "@euro" to ".ISO8859-15" locales for Glibc.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format): Update value for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (runtime_format, wruntime_format): Check
__cpp_lib_format instead of __cplusplus.
* testsuite/std/format/functions/format.cc: Update expected
value of macro for C++26 mode.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110356
* include/bits/c++config (_GLIBCXX26_DEPRECATED): Define.
(_GLIBCXX26_DEPRECATED_SUGGEST): Define.
* include/bits/version.def (format): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (basic_format_arg::visit): New member
functions.
(visit_format_arg): Add deprecated attribute.
* testsuite/std/format/arguments/args.cc: Expect deprecated
warnings. Check member visit.
* testsuite/std/format/functions/format.cc: Update expected
value for __cpp_lib_format macro.
* testsuite/std/format/parse_ctx.cc: Add dg-warning for
deprecation.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110356
* include/bits/version.def (variant): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/variant (variant::visit): New member functions.
* testsuite/20_util/variant/visit.cc: Check second alternative.
* testsuite/20_util/variant/visit_member.cc: New test.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115776
* include/bits/version.def (format): Update for C++26.
* include/bits/version.h: Regenerate.
* include/std/format (basic_format_parse_context): Remove
default argument from constructor and split into two
constructors. Make the constructor taking size_t private for
C++26 and later.
(basic_format_parse_context::check_dynamic_spec): New member
function template.
(basic_format_parse_context::check_dynamic_spec_integral): New
member function.
(basic_format_parse_context::check_dynamic_spec_string):
Likewise.
(__format::_Spec::_S_parse_width_or_precision): Use
check_dynamic_spec_integral.
(__format::__to_arg_t_enum): New helper function.
(basic_format_arg): Declare __to_arg_t_enum as friend.
(__format::_Scanner): Define and use a derived parse context
type.
(__format::_Checking_scanner): Make arg types available to parse
context.
* testsuite/std/format/functions/format.cc: Check for new values
of __cpp_lib_format macro.
* testsuite/std/format/parse_ctx.cc: Check all members of
basic_format_parse_context.
* testsuite/std/format/parse_ctx_neg.cc: New test.
* testsuite/std/format/string.cc: Add more checks for dynamic
width and precision args.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format): Update value for P2510R3.
* include/bits/version.h: Regenerate.
* include/std/format (_GLIBCXX_P2518R3): Remove misspelled macro
and check __glibcxx_format instead.
* testsuite/std/format/functions/format.cc: Check value of the
__cpp_lib_format macro for formatting pointers support.
* testsuite/std/format/parse_ctx.cc: Likewise.
2024-07-31 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109162
* acinclude.m4 (libtool_VERSION): Update to 6:34:0.
* config/abi/pre/gnu.ver: Disambiguate old patters. Add new
GLIBCXX_3.4.34 symbol version and new exports.
* configure: Regenerate.
* include/bits/chrono_io.h (_ChronoSpec::_M_locale_specific):
Add new accessor functions to use a reserved bit in _Spec.
(__formatter_chrono::_M_parse): Use _M_locale_specific(true)
when chrono-specs contains locale-dependent conversion
specifiers.
(__formatter_chrono::_M_format): Open iconv descriptor if
conversion to UTF-8 will be needed.
(__formatter_chrono::_M_write): New function to write a
localized string with possible character conversion.
(__formatter_chrono::_M_a_A, __formatter_chrono::_M_b_B)
(__formatter_chrono::_M_p, __formatter_chrono::_M_r)
(__formatter_chrono::_M_x, __formatter_chrono::_M_X)
(__formatter_chrono::_M_locale_fmt): Use _M_write.
* include/bits/version.def (format): Update value.
* include/bits/version.h: Regenerate.
* include/std/format (_GLIBCXX_P2518R3): Check feature test
macro instead of __cplusplus.
(basic_format_context): Declare __formatter_chrono as friend.
* src/c++20/Makefile.am: Add new file.
* src/c++20/Makefile.in: Regenerate.
* src/c++20/format.cc: New file.
* testsuite/std/time/format_localized.cc: New test.
* testsuite/util/testsuite_abi.cc: Add new symbol version.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__local_time_fmt_for): New alias
template.
(formatter<zoned_time<D, P>>): Use __local_time_fmt_for.
* testsuite/std/time/zoned_time/io.cc: Check zoned_time<minutes>
can be formatted.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__local_fmt_t): Remove unused
declaration.
(__formatter_chrono::_M_format_to_ostream): Add explicit
handling for specializations of __local_time_fmt, including the
time zone abbreviation in the output if __is_neg is true.
(formatter<chrono::tai_time<D>>::format): Add comment.
(formatter<chrono::gps_time<D>>::format): Likewise.
(formatter<chrono::__detail::__local_time_fmt::format): Call
_M_format with true for the __is_neg flag.
* testsuite/std/time/clock/gps/io.cc: Remove unused variable.
* testsuite/std/time/clock/local/io.cc: Fix test error that
checked tai_time instead of local_time. Add tests for
local-time-format-t formatting.
* testsuite/std/time/clock/system/io.cc: Check empty
chrono-specs.
* testsuite/std/time/clock/tai/io.cc: Likewise.
* testsuite/std/time/zoned_time/io.cc: Likewise.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected(U&&), operator=(U&&))
(value_or): Use remove_cv_t on default template argument, as per
LWG 3886.
* include/std/optional (optional(U&&), operator=(U&&))
(value_or): Likewise.
* testsuite/20_util/expected/lwg3886.cc: New test.
* testsuite/20_util/optional/cons/lwg3886.cc: New test.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc: Fix file name in comment.
2024-07-30 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (auto_win_file_handle): Change constructor
parameter from const path& to const wchar_t*.
(fs::equiv_files): New function.
(fs::equivalent): Use equiv_files.
* src/filesystem/ops-common.h (fs::equiv_files): Declare.
(do_copy_file): Use equiv_files.
* src/filesystem/ops.cc (fs::equiv_files): Define.
(fs::copy, fs::equivalent): Use equiv_files.
* testsuite/27_io/filesystem/operations/copy.cc: Test
overwriting directory contents recursively.
* testsuite/27_io/filesystem/operations/copy_file.cc: Test
overwriting existing files.
2024-07-30 Lennox Shou Hao Ho <lennoxhoe@gmail.com>
PR libstdc++/113663
* src/c++17/fs_ops.cc (fs::equivalent): Moved helper class
auto_handle to anonymous namespace as auto_win_file_handle.
(fs::hard_link_count): Changed Windows implementation to use
information provided by GetFileInformationByHandle which is more
reliable.
* testsuite/27_io/filesystem/operations/hard_link_count.cc: New
test.
2024-07-29 Thomas Schwinge <tschwinge@baylibre.com>
* testsuite/lib/libstdc++.exp (file-io-diff): Polish.
2024-07-28 Sam James <sam@gentoo.org>
PR libstdc++/110572
* testsuite/18_support/type_info/110572.cc: Fix dg-do directive order.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/std/charconv (__to_chars_16, __to_chars_10)
(__to_chars_8, __to_chars_2, __to_chars): Cast ptrdiff_t to
size_t for comparison.
(__to_chars_i): Check for first >= last instead of first == last
for initial sanity check.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/std_function.h: Add comment about LWG 3617 being
supported.
2024-07-27 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algobase.h (__find_if): Remove overloads for
dispatching on iterator_category. Do not unroll loop manually.
* include/bits/stl_algo.h (__find_if_not): Remove
iterator_category argument from __find_if call.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected::value): Add assertions for LWG
3843 requirements.
(expected<cv void, E>::value): Add assertions for LWG 3940
requirements.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (basic_format_args): Remove default
constructor, as per LWG 4106.
* testsuite/std/format/arguments/args.cc: Check it isn't default
constructible.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (_Swallow_assign): Make assignment
constexpr for C++11 as well, and add noexcept.
* include/std/tuple (_Swallow_assign, ignore): Move to
bits/utility.h.
* testsuite/20_util/headers/utility/ignore.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional: Reorder parameters in comparison
operators as per LWG 2945.
2024-07-25 Patrick Palka <ppalka@redhat.com>
PR libstdc++/116038
* include/std/functional (_Bind_front::operator()): Use __like_t
instead of std::forward when forwarding __self.
(_Bind_back::operator()): Likewise.
* include/std/ranges (_Partial::operator()): Likewise.
(_Pipe::operator()): Likewise.
* testsuite/20_util/function_objects/bind_back/116038.cc: New test.
* testsuite/20_util/function_objects/bind_front/116038.cc: New test.
* testsuite/std/ranges/adaptors/116038.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (bad_expected_access<void>): Add noexcept
to special member functions, as per LWG 4031.
* testsuite/20_util/expected/bad.cc: Check for nothrow copy and
move members.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Use C++20 features to
simplify overload sets for constructors and assignment
operators.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Constrain constructors to
prevent problematic bool conversions, as per LWG 3836.
* testsuite/20_util/optional/cons/lwg3836.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (expected): Constrain constructors to
prevent problematic bool conversions, as per LWG 3836.
* testsuite/20_util/expected/lwg3836.cc: New test.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (_Optional_payload_base::_Storage)
[C++20]: Define constrained non-trivial destructor.
(_Optional_payload_base::_Storage<U, false>) [C++20]: Do not
define partial specialization when primary template has
constrained destructor.
(_Optional_base) [C++20]: Define constrained trivial copy and
move cons and move constructors. Define payload accessors here
instead of inheriting them from _Optional_base_impl.
(_Optional_base_impl, _Optional_base<T, false, true>)
(_Optional_base<T, true, false>, _Optional_base<T, true, true>)
[C++20]: Do not define.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (optional): Add using-declaraction for
_Base::_M_get and declare optional<U> as friend.
(optional(const optional<U>&)): Use
_M_get instead of operator*.
(optional(optional<U>&&)): Likewise.
(operator=(const optional<U>&)): Likewise.
(operator=(optional<U>&&)): Likewise.
(and_then, tansform): Likewise.
2024-07-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/optional (_Optional_base_impl::_M_get()): Move
assertions to ...
(optional::operator->, optional::operator*): ... here.
2024-07-25 Andrew Pinski <quic_apinski@quicinc.com>
* testsuite/lib/libstdc++.exp (v3_target_compile): Call
string trim on v3_target_compile before calling split.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116070
* include/std/istream: Check feature test macro before using
is_class_v and is_same_v.
* include/std/ostream: Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/116070
* include/bits/stl_bvector.h: Check feature test macro before
using is_default_constructible_v.
2024-07-24 Michael Levine <mlevine55@bloomberg.net>
* include/bits/ranges_algobase.h: Remove duplicate include of
<bits/stl_algobase.h>.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/12048
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-1.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-2.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-3.cc: ...here.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Move to...
* testsuite/ext/stdio_sync_filebuf/wchar_t/12048-4.cc: ...here.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/libstdc++.exp (libstdc++_init): Do not copy all
data files into test directory.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/hash/chi2_q_document_words.cc: Use
dg-additional-files for input text.
* testsuite/performance/ext/pb_ds/all_text_find.cc: Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_find.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_insert.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/multimap_text_insert_mem.hpp:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_join.cc:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_modify.hpp: Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_pop_mem.cc: Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_push.cc:
Likewise.
* testsuite/performance/ext/pb_ds/priority_queue_text_push_pop.cc: Likewise.
* testsuite/performance/ext/pb_ds/tree_text_insert.cc: Likewise.
* testsuite/performance/ext/pb_ds/tree_text_lor_find.cc:
Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/25_algorithms/advance/istreambuf_iterators/char/2.cc:
Use dg-additional-files.
* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2.cc:
Likewise.
* testsuite/25_algorithms/copy/streambuf_iterators/char/4.cc:
Likewise.
* testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc:
Likewise.
* testsuite/25_algorithms/copy_n/istreambuf_iterator/2.cc:
Likewise.
* testsuite/25_algorithms/copy_n/istreambuf_iterator/deque.cc:
Likewise.
* testsuite/25_algorithms/find/istreambuf_iterators/char/2.cc:
Likewise.
* testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/1.cc: Remove
@require@ and @diff@. Use dg-final file-io-diff action.
* testsuite/27_io/basic_istream/extractors_other/char/2.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc:
Likewise.
* testsuite/27_io/basic_istream/get/char/2.cc: Likewise.
* testsuite/27_io/basic_istream/get/wchar_t/2.cc: Likewise.
* testsuite/27_io/basic_istream/ignore/char/3.cc: Likewise.
* testsuite/27_io/basic_istream/ignore/wchar_t/3.cc: Likewise.
* testsuite/27_io/basic_istream/peek/char/6414.cc: Likewise.
* testsuite/27_io/basic_istream/peek/wchar_t/6414.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/char/fstream.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/wchar_t/fstream.cc:
Likewise.
* testsuite/27_io/basic_istream/tellg/char/fstream.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/fstream.cc:
Likewise.
* testsuite/27_io/basic_ofstream/open/char/1.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_other/char/1.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc:
Likewise.
* testsuite/27_io/ios_base/sync_with_stdio/1.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_other/char/2.cc:
Likewise. Check file positions.
* testsuite/27_io/basic_ostream/inserters_other/wchar_t/2.cc:
Likewise.
* testsuite/lib/libstdc++.exp (file-io-diff): New proc.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/imbue/char/2.cc: Use
dg-additional-files.
* testsuite/27_io/basic_filebuf/imbue/wchar_t/2.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/path.cc: Likewise.
* testsuite/27_io/basic_filebuf/pbackfail/char/9761.cc:
Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/3-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/3-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/3-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/3-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/setbuf/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/3.cc: Likewise.
* testsuite/27_io/basic_filebuf/underflow/10096.cc: Likewise.
* testsuite/27_io/basic_fstream/cons/char/path.cc: Likewise.
* testsuite/27_io/basic_fstream/open/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/assign/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/move.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/char/path.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: Likewise.
* testsuite/27_io/objects/char/10.cc: Likewise.
* testsuite/27_io/objects/char/12048-1.cc: Likewise.
* testsuite/27_io/objects/char/12048-2.cc: Likewise.
* testsuite/27_io/objects/char/12048-3.cc: Likewise.
* testsuite/27_io/objects/char/12048-4.cc: Likewise.
* testsuite/27_io/objects/char/12048-5.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-1.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-2.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-3.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-4.cc: Likewise.
* testsuite/27_io/objects/wchar_t/12048-5.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-1.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-2.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-3.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/char/12048-4.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-1.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-2.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-3.cc: Likewise.
* testsuite/ext/stdio_sync_filebuf/wchar_t/12948-4.cc: Likewise.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/2.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files. Remove
unused variable.
* testsuite/27_io/basic_filebuf/close/char/3.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files.
* testsuite/27_io/basic_filebuf/close/char/4.cc: Likewise.
* testsuite/27_io/basic_filebuf/close/char/5.cc: Likewise.
* testsuite/27_io/basic_filebuf/in_avail/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/is_open/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/1.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/2.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekoff/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/seekpos/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-in.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-in.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-io.cc: Likewise.
Remove unused variable.
* testsuite/27_io/basic_filebuf/sputn/char/2-in.cc: Remove
@require@ and @diff@ markup. Use dg-additional-files.
* testsuite/27_io/basic_filebuf/sungetc/char/1-in.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-in.cc: Likewise.
* testsuite/27_io/basic_ifstream/cons/char/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/open/char/1.cc: Likewise.
* testsuite/27_io/basic_ifstream/rdbuf/char/2832.cc: Likewise.
* testsuite/27_io/basic_istream/readsome/char/6746-2.cc:
Likewise.
* testsuite/27_io/basic_istream/readsome/wchar_t/6746-2.cc:
Likewise.
* testsuite/27_io/basic_istream/seekg/char/sstream.cc: Likewise.
* testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc:
Likewise.
* testsuite/27_io/basic_istream/tellg/char/1.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/char/sstream.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/1.cc: Likewise.
* testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc:
Likewise.
* testsuite/27_io/basic_ofstream/open/char/1.cc: Likewise.
* testsuite/lib/dg-options.exp (dg-additional-files): Append to
v3_additional_files instead of replacing.
* testsuite/lib/libstdc++.exp (v3_target_compile): Reset
v3_additional_files after copying files.
2024-07-24 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_filebuf/close/char/4879.cc: Remove
@require@ and @diff@ comments.
* testsuite/27_io/basic_filebuf/close/char/9964.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/3.cc: Likewise.
* testsuite/27_io/basic_filebuf/open/char/9507.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sbumpc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sgetn/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/snextc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-io.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/1-out.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-io.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputbackc/char/2-out.cc:
Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputn/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/1-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/1-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-io.cc: Likewise.
* testsuite/27_io/basic_filebuf/sungetc/char/2-out.cc: Likewise.
* testsuite/27_io/basic_filebuf/sputc/char/1-io.cc: Likewise.
Remove unused variable.
* testsuite/27_io/basic_filebuf/sputn/char/2-io.cc: Likewise.
* testsuite/27_io/basic_ofstream/cons/char/1.cc: Remove
@require@ and @diff@ comments. Remove unused variables.
* testsuite/27_io/basic_ofstream/rdbuf/char/2832.cc: Remove
* testsuite/27_io/ios_base/sync_with_stdio/2.cc: Likewise.
2024-07-23 Jonathan Wakely <jwakely@redhat.com>
* src/c++23/print.cc (__open_terminal): Use [[maybe_unused]] on
parameter.
2024-07-23 Detlef Vollmann <dv@vollmann.ch>
PR libstdc++/115482
* src/c++23/print.cc (__open_terminal) [__AVR__]: Do not use
isatty.
2024-07-18 Patrick Palka <ppalka@redhat.com>
* include/experimental/socket
(basic_socket_iostream::basic_socket_iostream): Fix typo.
* include/tr2/dynamic_bitset
(__dynamic_bitset_base::_M_is_proper_subset_of): Likewise.
2024-07-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/decimal/binary-arith.cc: Require dfprt.
* testsuite/decimal/comparison.cc: Likewise.
* testsuite/decimal/compound-assignment.cc: Likewise.
* testsuite/decimal/compound-assignment-memfunc.cc: Likewise.
* testsuite/decimal/make-decimal.cc: Likewise.
* testsuite/decimal/pr54036-1.cc: Likewise.
* testsuite/decimal/pr54036-2.cc: Likewise.
* testsuite/decimal/pr54036-3.cc: Likewise.
* testsuite/decimal/unary-arith.cc: Likewise.
2024-07-11 Jonathan Wakely <jwakely@redhat.com>
* testsuite/29_atomics/atomic_ref/bool.cc: New test.
2024-07-11 Damien Lebrun-Grandie <dalg24@gmail.com>
* include/bits/atomic_base.h (__atomic_ref): Do not use integral
specialization for bool.
2024-07-11 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/using.xml: Switch gcc.gnu.org links to https.
* doc/html/manual/using_concurrency.html: Regenerate.
* doc/html/manual/using_dynamic_or_shared.html: Ditto.
* doc/html/manual/using_headers.html: Ditto.
* doc/html/manual/using_namespaces.html: Ditto.
2024-07-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636
* testsuite/27_io/filesystem/path/108636.cc: Require normal
mode.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114387
* include/std/format (basic_format_context): Define copy
operations as deleted, as per LWG 4061.
* testsuite/std/format/context.cc: New test.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
* src/c++26/text_encoding.cc (__locale_encoding): Add to unnamed
namespace.
(std::locale::encoding): Optimize for "C" and "*" names.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115854
* include/bits/stl_bvector.h (_Bvector_base): Convert allocator
to rebound type explicitly.
* testsuite/23_containers/vector/allocator/115854.cc: New test.
* testsuite/23_containers/vector/bool/allocator/115854.cc: New test.
2024-07-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/ranges_util.h (__find_fn): Make conversion
from difference type ti size_t explicit.
* testsuite/25_algorithms/find/bytes.cc: Check ranges::find with
__gnu_test::test_contiguous_range.
* testsuite/std/ranges/range.cc: Adjust expected difference_type
for __gnu_test::test_contiguous_range.
* testsuite/util/testsuite_iterators.h (contiguous_iterator_wrapper):
Use __max_diff_type as difference type.
(test_range::sentinel, test_sized_range_sized_sent::sentinel):
Ensure that operator- returns difference_type.
2024-07-10 Marek Polacek <polacek@redhat.com>
* testsuite/std/ranges/access/101782.cc: Don't compile with
-fconcepts-ts.
2024-07-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115807
* include/c_compatibility/stdatomic.h (_Atomic): Ensure it
refers to std::atomic in the global namespace.
* testsuite/29_atomics/headers/stdatomic.h/115807.cc: New test.
2024-07-07 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/configure.xml: Update Autobook 14 link.
Update GCC installation instructions link.
* doc/html/manual/configure.html: Regenerate.
2024-07-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/stl_algo.h (find): Use 'if constexpr' so that
memchr optimization is a discarded statement for non-contiguous
iterators.
* testsuite/25_algorithms/find/bytes.cc: Check with input
iterators.
2024-07-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115799
* include/bits/ranges_util.h (__find_fn): Return iterator
instead of sentinel.
* testsuite/25_algorithms/find/constrained.cc: Check non-common
contiguous sized range of char.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/headers/c++1998/all_attributes.cc: Add
attribute names from later standards and remove dg-options.
* testsuite/17_intro/headers/c++1998/stdc++.cc: Add c++98_only
target selector.
* testsuite/17_intro/headers/c++1998/stdc++_multiple_inclusion.cc:
Remove content and include stdc++.cc twice instead.
* testsuite/17_intro/headers/c++2011/stdc++.cc: Replace
dg-options with c++11 target selector.
* testsuite/17_intro/headers/c++2011/stdc++_multiple_inclusion.cc:
Remove content and include stdc++.cc twice instead.
* testsuite/17_intro/headers/c++2011/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2011/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2011/charset.cc: Removed.
* testsuite/17_intro/headers/c++2011/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2014/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2014/charset.cc: Removed.
* testsuite/17_intro/headers/c++2014/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2014/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2014/stdc++_multiple_inclusion.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2017/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2017/charset.cc: Removed.
* testsuite/17_intro/headers/c++2017/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2017/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2017/stdc++_multiple_inclusion.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_attributes.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_no_exceptions.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_no_rtti.cc: Removed.
* testsuite/17_intro/headers/c++2020/all_pedantic_errors.cc: Removed.
* testsuite/17_intro/headers/c++2020/charset.cc: Removed.
* testsuite/17_intro/headers/c++2020/operator_names.cc: Removed.
* testsuite/17_intro/headers/c++2020/stdc++.cc: Removed.
* testsuite/17_intro/headers/c++2020/stdc++_multiple_inclusion.cc: Removed.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (_Variant_storage::_M_reset): Use
__unlikely__ form of attribute instead of unlikely.
2024-07-06 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115797
* include/std/type_traits: Ensure "C++" language linkage.
* testsuite/17_intro/headers/c++2011/linkage.cc: Replace
dg-options with c++11 target selector.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
PR c++/115747
* testsuite/tr1/2_general_utilities/shared_ptr/cons/43820_neg.cc:
Add dg-error for new C++26 diagnostics.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_uninitialized.h (_UninitDestroyGuard): New
class template and partial specialization.
(__do_uninit_copy, __do_uninit_fill, __do_uninit_fill_n)
(__uninitialized_copy_a, __uninitialized_fill_a)
(__uninitialized_fill_n_a, __uninitialized_copy_move)
(__uninitialized_move_copy, __uninitialized_fill_move)
(__uninitialized_move_fill, __uninitialized_default_1)
(__uninitialized_default_n_a, __uninitialized_default_novalue_1)
(__uninitialized_default_novalue_n_1, __uninitialized_copy_n)
(__uninitialized_copy_n_pair): Use it.
2024-07-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/88545
PR libstdc++/115040
* include/bits/cpp_type_traits.h (__can_use_memchr_for_find):
New variable template.
* include/bits/ranges_util.h (__find_fn): Use memchr when
possible.
* include/bits/stl_algo.h (find): Likewise.
* testsuite/25_algorithms/find/bytes.cc: New test.
2024-07-04 John David Anglin <danglin@gcc.gnu.org>
PR libstdc++/98678
* testsuite/30_threads/future/members/poll.cc: Skip on hppa*-*-linux*.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115585
* src/c++11/assert_fail.cc (__glibcxx_assert_fail): Add
definition for non-verbose builds.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101485
* include/bits/stl_algobase.h (__equal_aux1): Check for
std::byte as well.
* testsuite/25_algorithms/equal/101485.cc: New test.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104395
* include/bits/new_allocator.h: Disable extended alignment
support in C++98 mode.
* include/bits/stl_tempbuf.h: Likewise.
* include/ext/bitmap_allocator.h: Likewise.
* include/ext/malloc_allocator.h: Likewise.
* include/ext/mt_allocator.h: Likewise.
* include/ext/pool_allocator.h: Likewise.
* testsuite/ext/104395.cc: New test.
2024-06-28 Jonathan Wakely <jwakely@redhat.com>
* include/ext/aligned_buffer.h (__aligned_membuf): Use
alignas(T) directly instead of defining a struct and using 9its
alignment.
(__aligned_buffer): Remove use of std::aligned_storage.
* testsuite/abi/aligned_buffers.cc: New test.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/37475
* config/locale/gnu/codecvt_members.cc (Guard): New RAII type.
(do_out, do_in): Return partial if the destination is empty but
the source is not. Use Guard to restore locale on scope exit.
Return immediately on any conversion error.
(do_encoding, do_max_length, do_length): Use Guard.
* testsuite/22_locale/codecvt/in/char/37475.cc: New test.
* testsuite/22_locale/codecvt/in/wchar_t/37475.cc: New test.
* testsuite/22_locale/codecvt/out/char/37475.cc: New test.
* testsuite/22_locale/codecvt/out/wchar_t/37475.cc: New test.
2024-06-27 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/115454
* testsuite/experimental/simd/pr115454_find_last_set.cc: Defer
to check_vect_support_and_set_flags's default dg-do action.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115668
* include/bits/chrono_io.h (formatter<duration<R,P, C>::format):
Do not use chrono::abs.
* testsuite/20_util/duration/io.cc: Check formatting a duration
with unsigned rep.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/103191
* include/bits/stl_bvector.h (vector<bool>::operator[])
(vector<bool>::front, vector<bool>::back): Add debug assertions.
* testsuite/23_containers/vector/bool/element_access/constexpr.cc:
Remove dg-error that no longer triggers.
2024-06-27 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/111250
* include/debug/assertions.h (__glibcxx_requires_non_empty_range)
(__glibcxx_requires_nonempty, __glibcxx_requires_subscript):
Define to __glibcxx_assert expressions or to debug mode
__glibcxx_check_xxx expressions.
* testsuite/23_containers/array/element_access/constexpr_c++17.cc:
Add checks for out-of-bounds accesses in constant expressions.
* testsuite/23_containers/vector/element_access/constexpr.cc:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* scripts/update_release_branch.sh: New file.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/specialized_algorithms/uninitialized_copy/808590.cc:
Copy defaulted assignment operator from 808590-cxx11.cc to
suppress a warning.
* testsuite/20_util/specialized_algorithms/uninitialized_copy/808590-cxx11.cc:
Removed.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_modifying_operations/rotate_copy.cc:
Increase timeout for debug mode.
* testsuite/25_algorithms/pstl/alg_modifying_operations/transform_binary.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_nonmodifying/mismatch.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/lexicographical_compare.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/minmax_element.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/set_symmetric_difference.cc:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_sorting/partial_sort.cc
[_GLIBCXX_DEBUG]: Add xfail-run-if for debug mode.
* testsuite/25_algorithms/pstl/alg_nonmodifying/nth_element.cc
[_GLIBCXX_DEBUG]: Reduce size of test data.
* testsuite/25_algorithms/pstl/alg_sorting/includes.cc:
Likewise.
* testsuite/25_algorithms/pstl/alg_sorting/set_util.h:
Likewise.
2024-06-26 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdb.cc (minmax_year, minmax_year2): Remove.
(years_from_to): New class replacing minmax_year and
minmax_year2.
(format_abbrev_str, select_std_or_dst_abbrev): Move earlier in
the file. Handle "-" for letters.
(ZoneInfo::to): Use format_abbrev_str to expand %z.
(ZoneInfo::set_abbrev): Remove exception. Change parameter from
reference to value.
(operator>>(istream&, Rule&)): Do not clear letters when it
contains "-".
(time_zone::_M_get_sys_info): Add missing logic to find the Rule
in effect before the time point.
* testsuite/std/time/tzdb/1.cc: Adjust for vanguard format using
"GMT" as the Zone name, not as a Link to "Etc/GMT".
* testsuite/std/time/time_zone/sys_info_abbrev.cc: New test.
2024-06-26 Alexandre Oliva <oliva@adacore.com>
Marc Poulhiès <poulhies@adacore.com>
* testsuite/lib/dg-options.exp (add_options_for_libatomic):
None for *-*-vxworks*.
2024-06-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/valarray_array.h (_Array_default_ctor): Remove.
(__valarray_default_construct): Inline it into here.
(_Array_init_ctor): Remove.
(__valarray_fill_construct): Inline it into here.
(_Array_copy_ctor): Remove.
(__valarray_copy_construct(const T*, const T*, T*)): Inline it
into here.
(__valarray_copy_construct(const T*, size_t, size_t, T*)):
Use _GLIBCXX17_CONSTEXPR for constant condition.
2024-06-25 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/faq.xml: Replace viewcvs links with cgit links.
* doc/xml/manual/allocator.xml: Likewise.
* doc/xml/manual/mt_allocator.xml: Likewise.
* doc/html/*: Regenerate.
2024-06-22 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/debug.xml: Move gcc.gnu.org link to https.
Ditto for sourceware.org links.
* doc/html/manual/debug.html: Regenerate.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/cpp_type_traits.h (__is_pointer, __is_scalar):
Remove.
(__is_arithmetic): Do not use __is_pointer in the primary
template. Add partial specialization for pointers.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/cpp_type_traits.h (__is_void): Remove.
* include/debug/helper_functions.h (_Distance_traits):
Adjust partial specialization to match void directly, instead of
using __is_void<T>::__type and matching __true_type.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/deque.tcc (__lex_cmp_dit): Replace __is_pointer
class template with __is_pointer(T) built-in.
(__lexicographical_compare_aux1): Likewise.
* include/bits/stl_algobase.h (__equal_aux1): Likewise.
(__lexicographical_compare_aux1): Likewise.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115497
* include/bits/valarray_array.h (__valarray_default_construct):
Use __is_trivial(_Tp). instead of __is_scalar<_Tp>.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/109150
* include/bits/stl_algobase.h (__fill_a1): Combine the
!__is_scalar and __is_scalar overloads into one and rewrite the
condition used to decide whether to perform the load outside the
loop.
* testsuite/25_algorithms/fill/109150.cc: New test.
* testsuite/25_algorithms/fill_n/109150.cc: New test.
2024-06-21 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115575
* testsuite/experimental/simd/pr115454_find_last_set.cc: Require
avx512f_runtime. Don't memcpy fixed_size masks.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_uninitialized.h (uninitialized_default_construct)
(uninitialized_default_construct_n, uninitialized_value_construct)
(uninitialized_value_construct_n): Qualify calls to prevent ADL.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/any (any_cast(any*), any_cast(const any*)): Add
static assertion to reject void types, as per LWG 3305.
* testsuite/20_util/any/misc/lwg3305.cc: New test.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/memory_resource.h (polymorphic_allocator::destroy):
Remove deprecated attribute.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/backward/backward_warning.h: Adjust comments to
suggest <spanstream> as another alternative to <strstream>.
* include/backward/strstream (strstreambuf, istrstream)
(ostrstream, strstream): Add deprecated attribute.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_conv.h (wstring_convert): Add deprecated
attribute for C++17 and later.
(wbuffer_convert): Likewise.
* testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: Disable
deprecated warnings.
* testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: Likewise.
* testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc:
Likewise.
* testsuite/22_locale/conversions/buffer/1.cc: Add dg-warning.
* testsuite/22_locale/conversions/buffer/2.cc: Likewise.
* testsuite/22_locale/conversions/buffer/3.cc: Likewise.
* testsuite/22_locale/conversions/buffer/requirements/typedefs.cc:
Likewise.
* testsuite/22_locale/conversions/string/1.cc: Likewise.
* testsuite/22_locale/conversions/string/2.cc: Likewise.
* testsuite/22_locale/conversions/string/3.cc: Likewise.
* testsuite/22_locale/conversions/string/66441.cc: Likewise.
* testsuite/22_locale/conversions/string/requirements/typedefs-2.cc:
Likewise.
* testsuite/22_locale/conversions/string/requirements/typedefs.cc:
Likewise.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (chrono): Add cxx11abi = yes.
* include/bits/version.h: Regenerate.
* testsuite/std/time/syn_c++20.cc: Adjust expected value for
the feature test macro.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115522
* include/std/array (to_array): Workaround the fact that
std::is_trivial is not sufficient to check that a type is
trivially default constructible and assignable.
* testsuite/23_containers/array/creation/115522.cc: New test.
2024-06-21 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_allocator.h (tracker_allocator):
Initialize base class in copy constructor.
2024-06-20 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115454
* include/experimental/bits/simd_x86.h (_S_not_equal_to): Use
neq comparison instead of bitwise negation after eq.
(_S_find_last_set): Clear unused high bits before computing
bit_width.
* testsuite/experimental/simd/pr115454_find_last_set.cc: New
test.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/future: Adjust whitespace to use tabs for
indentation.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/future (_State_baseV2::_Setter<R, void>): Add
noexcept to call operator.
(_State_baseV2::_Setter<R, __exception_ptr_tag>): Likewise.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h [__cpp_lib_concepts] (pair()): Add
conditional noexcept.
2024-06-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_tempbuf.h (__get_temporary_buffer): Cast
argument to size_t to handle negative values and suppress
-Wsign-compare warning.
(_Temporary_buffer): Move diagnostic pragmas to new location of
call to std::get_temporary_buffer.
2024-06-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h: Fix outdated comment about the
number of standard integer types.
2024-06-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110572
* libsupc++/typeinfo (type_info::operator==): Add always_inline
attribute for targets where the ABI requries equality to be
non-inline.
* testsuite/18_support/type_info/110572.cc: New test.
2024-06-14 Jonathan Wakely <jwakely@redhat.com>
* libsupc++/new_opa.cc [!_GLIBCXX_HOSTED]: Fix declaration of
posix_memalign.
2024-06-13 Alexandre Oliva <oliva@adacore.com>
PR libstdc++/114359
* testsuite/26_numerics/random/binomial_distribution/114359.cc:
Require cmath.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (__add_rval_ref_t): Use
__add_rvalue_reference built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (__add_lval_ref_t): Use
__add_lvalue_reference built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
Jonathan Wakely <jwakely@redhat.com>
* include/bits/cpp_type_traits.h (__is_pointer): Use
__is_pointer built-in trait.
* include/std/type_traits (is_pointer): Likewise. Optimize its
implementation.
(is_pointer_v): Likewise.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (range_common_reference_t): New
alias template, as per LWG 3860.
* testsuite/std/ranges/range.cc: Check it.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_base.h (const_iterator_t): Change
preprocessor condition to use __glibcxx_ranges_as_const.
(const_sentinel_t, range_const_reference_t): Likewise.
(__access::__possibly_const_range, cbegin, cend, crbegin)
(crend, cdata): Likewise.
* include/bits/stl_iterator.h (iter_const_reference_t)
(basic_const_iterator, const_iterator, const_sentinel)
(make_const_iterator): Likewise.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115420
* include/bits/hashtable.h (_Hashtable): Add static_assert to
check that hash function is copy constructible.
* testsuite/23_containers/unordered_map/115420.cc: New test.
2024-06-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113376
* include/pstl/pstl_config.h: Use #if instead of #ifdef to test
the _PSTL_USAGE_WARNINGS macro.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_nothrow_invocable): Use
__is_nothrow_invocable built-in trait.
* testsuite/20_util/is_nothrow_invocable/incomplete_args_neg.cc:
Handle the new error from __is_nothrow_invocable.
* testsuite/20_util/is_nothrow_invocable/incomplete_neg.cc:
Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_invocable): Use __is_invocable
built-in trait.
* testsuite/20_util/is_invocable/incomplete_args_neg.cc: Handle
the new error from __is_invocable.
* testsuite/20_util/is_invocable/incomplete_neg.cc: Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (rank): Use __array_rank built-in
trait.
(rank_v): Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (decay): Use __decay built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (remove_all_extents): Use
__remove_all_extents built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (remove_extent): Use __remove_extent
built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (add_pointer): Use __add_pointer
built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_unbounded_array_v): Use
__is_unbounded_array built-in trait.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_volatile): Use __is_volatile
built-in trait.
(is_volatile_v): Likewise.
2024-06-13 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_const): Use __is_const built-in
trait.
(is_const_v): Likewise.
2024-06-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc:
Require cmath.
* testsuite/26_numerics/headers/cmath/functions_std_c++23.cc:
Likewise.
* testsuite/26_numerics/headers/cmath/nextafter_c++23.cc:
Likewise.
2024-06-12 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/8.cc: Skip float128_t testing
on aarch64-rtems*.
* testsuite/20_util/to_chars/float128_c++23.cc: Xfail run on
aarch64-rtems*.
2024-06-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115399
* include/tr2/dynamic_bitset (operator>>=): Remove redundant
call to _M_do_sanitize.
* include/tr2/dynamic_bitset.tcc (_M_do_left_shift): Zero out
low bits in words that should no longer be populated.
(_M_do_right_shift): Likewise for high bits.
* testsuite/tr2/dynamic_bitset/pr115399.cc: New test.
2024-06-12 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::clear): Do not use
memset to zero out bucket pointers.
(_Hashtable::_M_assign_elements): Likewise.
2024-06-11 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (leap_seconds): Add comment.
* testsuite/std/time/leap_seconds/io.cc: New test.
2024-06-10 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable.h (~_Hashtable()): Replace clear call with
a _M_deallocate_nodes call.
2024-06-08 Deev Patel <dkp10000@gmail.com>
Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (__atomic_impl::__clear_padding):
Add missing constexpr specifier.
* testsuite/29_atomics/atomic_float/constinit.cc: New test.
2024-06-08 Michael Levine <mlevine55@bloomberg.net>
PR libstdc++/108760
* include/bits/ranges_algo.h (ranges::out_value_result):
Move to <bits/ranges_algobase.h>.
(ranges::iota_result, ranges::__iota_fn, ranges::iota): Move to
<numeric>.
* include/bits/ranges_algobase.h (ranges::out_value_result):
Move to here.
* include/std/numeric (ranges::iota_result, ranges::__iota_fn)
(ranges::iota): Move to here.
* testsuite/25_algorithms/iota/1.cc: Renamed to ...
* testsuite/26_numerics/iota/2.cc: ... here.
2024-06-08 Jonathan Wakely <jwakely@redhat.com>
* include/std/algorithm: Define __glibcxx_want_ranges.
* testsuite/25_algorithms/headers/algorithm/synopsis.cc: Check
feature test macro in C++20 mode.
2024-06-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ranges_algobase.h: Include <bits/stl_algobase.h>.
2024-06-07 Alexandre Oliva <oliva@adacore.com>
* include/std/variant: Drop obsolete workaround.
2024-06-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ptr_traits.h (to_address): Optimize.
* testsuite/20_util/to_address/1_neg.cc: Adjust dg-error text.
2024-06-06 Alexandre Oliva <oliva@adacore.com>
* include/bits/c++config (_GLIBCXX_CLANG): Define or undefine.
* include/bits/locale_facets_nonio.tcc: Test for it.
* include/bits/stl_bvector.h: Likewise.
* include/c_compatibility/stdatomic.h: Likewise.
* include/experimental/bits/simd.h: Likewise.
* include/experimental/bits/simd_builtin.h: Likewise.
* include/experimental/bits/simd_detail.h: Likewise.
* include/experimental/bits/simd_x86.h: Likewise.
* include/experimental/simd: Likewise.
* include/std/complex: Likewise.
* include/std/ranges: Likewise.
* include/std/variant: Likewise.
* include/pstl/pstl_config.h: Likewise.
2024-06-05 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/faq.xml: Move gcc.gnu.org to https.
* doc/html/faq.html: Regenerate.
2024-06-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115335
* include/std/span (span::at): Guard with feature test macro.
2024-06-04 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115308
* include/experimental/bits/simd.h (__int_for_sizeof): Remove
special cases for __clang__.
(_SimdWrapper): Change constructor overload set to allow
conversion from vector types with integral conversions via bit
reinterpretation.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace (basic_stacktrace::_Impl::_M_allocate):
Use __detail::__get_temporary_buffer.
(basic_stacktrace::_Impl::_M_deallocate): Use
__detail::__return_temporary_buffer.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105258
* include/bits/stl_tempbuf.h (__detail::__get_temporary_buffer):
New function to do allocation for get_temporary_buffer, with
extended alignment support.
(__detail::__return_temporary_buffer): Support extended
alignment.
(get_temporary_buffer): Use __get_temporary_buffer.
(return_temporary_buffer): Support extended alignment. Add
deprecated attribute.
(_Temporary_buffer): Move allocation and deallocation into a
subobject and remove try-catch block in constructor.
(__uninitialized_construct_buf): Use argument deduction for
value type.
* testsuite/20_util/temporary_buffer.cc: Add dg-warning for new
deprecated warning.
* testsuite/25_algorithms/stable_sort/overaligned.cc: New test.
2024-06-03 François Dumont <frs.dumont@gmail.com>
PR libstdc++/109849
* include/bits/vector.tcc
(std::vector<>::_M_range_insert(iterator, _FwdIt, _FwdIt,
forward_iterator_tag))[__cplusplus < 201103L]: Add __builtin_unreachable
expression to tell the compiler that the allocated buffer is large enough to
receive current elements plus the elements of the range to insert.
2024-06-03 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (starts_with(basic_string_view)):
Compare lengths first and then call traits_type::compare
directly.
2024-06-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/api.xml: Move gcc.gnu.org links to https.
* doc/html/api.html: Regenerate.
2024-06-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115269
* doc/xml/manual/using.xml: Replace link to gcc-4.3.2 docs.
Replace list of -std=... options with a single entry for -std.
* doc/html/manual/using.html: Regenerate.
2024-05-30 Alexandre Oliva <oliva@adacore.com>
* configure.ac [*-*-rtems*]: Set chdir, chmod and mkdir as
available.
* configure: Rebuilt.
2024-05-29 François Dumont <fdumont@gcc.gnu.org>
* include/bits/vector.tcc (_Guard): Move all the nested duplicated class...
* include/bits/stl_vector.h (_Guard_alloc): ...here and rename.
(_M_allocate_and_copy): Use latter.
(_M_initialize_dispatch): Small code simplification.
(_M_range_initialize): Likewise and set _M_finish first from the result
of __uninitialize_fill_n_a that can throw.
2024-05-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR libstdc++/111641
* src/libbacktrace/Makefile.am (AM_CFLAGS): Add -funwind-tables.
* src/libbacktrace/Makefile.in: Regenerate.
* testsuite/19_diagnostics/stacktrace/current.cc (dg-options): Add
-funwind-tables.
* testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/hash.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/output.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
2024-05-29 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/115247
* include/experimental/bits/simd.h (__as_vector): Don't use
vector_size(8) on __i386__.
(__vec_shuffle): Never return MMX vectors, widen to 16 bytes
instead.
(concat): Fix padding calculation to pick up widening logic from
__as_vector.
2024-05-23 Patrick Palka <ppalka@redhat.com>
* include/bits/version.def (ranges_concat): Define.
* include/bits/version.h: Regenerate.
* include/std/ranges (__detail::__concat_reference_t): Define
for C++26.
(__detail::__concat_value_t): Likewise.
(__detail::__concat_rvalue_reference_t): Likewise.
(__detail::__concat_indirectly_readable_impl): Likewise.
(__detail::__concat_indirectly_readable): Likewise.
(__detail::__concatable): Likewise.
(__detail::__all_but_last_common): Likewise.
(__detail::__concat_is_random_access): Likewise.
(__detail::__concat_is_bidirectional): Likewise.
(__detail::__last_is_common): Likewise.
(concat_view): Likewise.
(__detail::__concat_view_iter_cat): Likewise.
(concat_view::iterator): Likewise.
(views::__detail::__can_concat_view): Likewise.
(views::_Concat, views::concat): Likewise.
* testsuite/std/ranges/concat/1.cc: New test.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/locale_classes.h (locale::combine)
(locale::name, locale::operator==, locale::operator!=)
(locale::operator(), locale::classic): Add nodiscard
attribute.
* include/bits/locale_classes.tcc (has_facet, use_facet):
Likewise.
* testsuite/22_locale/locale/cons/12438.cc: Add dg-warning for
nodiscard diagnostic.
* testsuite/22_locale/locale/cons/2.cc: Cast use_facet
expression to void, to suppress diagnostic.
* testsuite/22_locale/locale/cons/unicode.cc: Likewise.
* testsuite/22_locale/locale/operations/2.cc: Add dg-warning.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108323
* include/bits/locale_classes.tcc (locale(const locale&, Facet*)):
Return a copy of the first argument when the facet pointer is
null, as per LWG 2295.
(locale::combine): Ensure the result is unnamed.
* src/c++11/localename.cc (_M_replace_categories): Ignore
whether the second locale has a name when cat == none, as per
LWG 3676.
* src/c++98/locale.cc (_M_install_facet): Use __builtin_expect
to predict that the facet pointer is non-null.
* testsuite/22_locale/locale/cons/names.cc: New test.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114940
* include/bits/version.def (generator): Depend on
__cpp_sized_deallocation.
* include/bits/version.h: Regenerate.
* include/std/stacktrace (_GLIBCXX_SIZED_DELETE): New macro.
(basic_stacktrace::_Impl::_M_deallocate): Use it.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115099
* include/bits/std_thread.h: Declare formatter as friend of
thread::id.
* include/std/thread (operator<<): Convert non-void pointers to
void pointers for output.
(formatter): Add constraint that thread::native_handle_type is a
pointer or integer.
(formatter::format): Reimplement without basic_ostringstream.
* testsuite/30_threads/thread/id/output.cc: Check output
compiles before <sstream> has been included.
2024-05-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115145
* include/std/variant (operator==, operator!=, operator<)
(operator<=, operator>, operator>=): Add trailing-return-type to
lambda expressions to trigger conversion to bool.
* testsuite/20_util/variant/relops/115145.cc: New test.
2024-05-17 Björn Schäpers <bjoern@hazardy.de>
* acinclude.m4 (GLIBCXX_ENABLE_BACKTACE): Add check for
tlhelp32.h, matching libbacktrace.
* config.h.in: Regenerate.
* configure: Regenerate.
2024-05-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115119
* include/bits/unicode.h (_Iterator::operator++(int)): Fix typo
in increment expression.
* testsuite/ext/unicode/grapheme_view.cc: Check post-increment
on view's iterator.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/77704
* include/bits/basic_ios.h (basic_ios::fill()): Do not modify
_M_fill and _M_fill_init in a const member function.
(basic_ios::fill(char_type)): Use _M_fill directly instead of
calling fill(). Set _M_fill_init to true.
* include/bits/basic_ios.tcc (basic_ios::init): Set _M_fill and
_M_fill_init here instead.
* testsuite/27_io/basic_ios/fill/char/1.cc: New test.
* testsuite/27_io/basic_ios/fill/wchar_t/1.cc: New test.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (__detail::__variant::__compare): New
function template.
(operator==, operator!=, operator<, operator>, operator<=)
(operator>=): Replace macro definition with handwritten function
calling __detail::__variant::__compare.
(operator<=>): Call __detail::__variant::__compare.
2024-05-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/89624
* include/bits/atomic_base.h (memory_order): Use int as
underlying type.
* testsuite/29_atomics/atomic/89624.cc: New test.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115015
* src/c++23/print.cc (__open_terminal(streambuf*)) [!__cpp_rtti]:
Do not use dynamic_cast.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/strings.xml: Clarify that GCC 4.5 added
std::string::shrink_to_fit.
* doc/html/manual/strings.html: Regenerate.
2024-05-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/115063
* include/std/stacktrace (basic_stacktrace::max_size): Fix typo
in reference to _M_alloc member.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Check
max_size() compiles.
2024-05-13 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114958
* include/experimental/bits/simd.h (__as_vector): Return scalar
simd as one-element vector. Return vector from single-vector
fixed_size simd.
(__vec_shuffle): New.
(__extract_part): Adjust return type signature.
(split): Use __extract_part for any split into non-fixed_size
simds.
(concat): If the return type stores a single vector, use
__vec_shuffle (which calls __builtin_shufflevector) to produce
the return value.
* include/experimental/bits/simd_builtin.h
(__shift_elements_right): Removed.
(__extract_part): Return single elements directly. Use
__vec_shuffle (which calls __builtin_shufflevector) to for all
non-trivial cases.
* include/experimental/bits/simd_fixed_size.h (__extract_part):
Return single elements directly.
* testsuite/experimental/simd/pr114958.cc: New test.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (_Unicode_view::_M_read_utf8): Ensure
count of characters consumed is correct when the end of the
input is reached unexpectedly.
* testsuite/ext/unicode/view.cc: Test incomplete UTF-8
sequences.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114866
* include/bits/out_ptr.h [!_GLIBCXX_HOSTED]: Don't refer to
shared_ptr, __shared_ptr or __is_shred_ptr.
* testsuite/20_util/headers/memory/114866.cc: New test.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE):
Simplify.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_pair.h (operator==): Add constraint.
* include/bits/version.def (constrained_equality): Define.
* include/bits/version.h: Regenerate.
* include/std/optional: Define feature test macro.
(__optional_rep_op_t): Use is_convertible_v instead of
is_convertible.
* include/std/tuple: Define feature test macro.
(operator==, __tuple_cmp, operator<=>): Reimplement C++20
comparisons using lambdas. Add constraints.
* include/std/utility: Define feature test macro.
* include/std/variant: Define feature test macro.
(_VARIANT_RELATION_FUNCTION_TEMPLATE): Add constraints.
(variant): Remove unnecessary friend declarations for comparison
operators.
* testsuite/20_util/optional/relops/constrained.cc: New test.
* testsuite/20_util/pair/comparison_operators/constrained.cc:
New test.
* testsuite/20_util/tuple/comparison_operators/constrained.cc:
New test.
* testsuite/20_util/variant/relops/constrained.cc: New test.
* testsuite/20_util/tuple/comparison_operators/overloaded.cc:
Disable for C++20 and later.
* testsuite/20_util/tuple/comparison_operators/overloaded2.cc:
Remove dg-error line for target c++20.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* include/backward/auto_ptr.h: Use https for URL in comment.
* include/bits/basic_ios.h: Likewise.
* include/std/iostream: Likewise.
2024-05-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_abi.cc: Update latest versions to
new versions that should be used in future.
2024-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* src/Makefile.am [ENABLE_SYMVERS_SUN]
(libstdc++-symbols.ver-sun): Pass $(libstdc___la_OBJECTS),
$(libstdc___la_LIBADD) to make_sunver.pl unmodified.
* src/Makefile.in: Regenerate.
2024-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* testsuite/lib/dg-options.exp (add_options_for_net_ts)
<*-*-solaris2*>: Don't link with -lsocket -lnsl.
2024-05-03 Andreas Schwab <schwab@linux-m68k.org>
* config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
2024-05-01 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114891
* include/std/generator: Check feature test macro before using
is_pointer_interconvertible_v.
2024-04-30 Christophe Lyon <christophe.lyon@linaro.org>
* testsuite/lib/gdb-test.exp (gdb-test): Fix regexp. Quote
newlines in logs.
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backported from master:
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
* config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
Likewise.
* config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
* config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
Likewise.
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backported from master:
2024-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
* config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
Likewise.
* config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
* config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
Likewise.
2024-04-26 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114863
* include/std/format (__formatter_fp::format): Only use
_M_localized for finite values.
* testsuite/std/format/functions/format.cc: Check localized
formatting of NaN and initiny.
2024-04-26 Jonathan Wakely <jwakely@redhat.com>
* doc/html/manual/status.html: Regenerate.
* doc/xml/manual/status_cxx1998.xml: Adjust whitespace.
* doc/xml/manual/status_cxx2011.xml: Likewise.
* doc/xml/manual/status_cxx2014.xml: Likewise.
* doc/xml/manual/status_cxx2017.xml: Likewise.
* doc/xml/manual/status_cxx2020.xml: Likewise.
* doc/xml/manual/status_cxx2023.xml: Likewise.
* doc/xml/manual/status_cxxtr1.xml: Likewise.
* doc/xml/manual/status_cxxtr24733.xml: Likewise.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* scripts/run_doxygen: Rename man pages for nested types.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (tzdb_list): Fix typo in Doxygen comment.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* scripts/run_doxygen: Adjust sed pattern to match '\fR' for
new man output that Doxygen 1.10 generates.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* doc/doxygen/stdheader.cc (init_map): Add missing headers.
* doc/doxygen/user.cfg.in (EXCLUDE): Exclude generated files for
std::format and std::text_encoding.
2024-04-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant: Add comment to #include.
2024-04-22 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114803
* include/experimental/bits/simd_builtin.h
(_SimdBase2::operator __vector_type_t): There is no __builtin()
function in _SimdWrapper, instead use its conversion operator.
* testsuite/experimental/simd/pr114803_vecbuiltin_cvt.cc: New
test.
2024-04-22 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h: Ignore -Wnarrowing for
arm_neon.h.
(__int_for_sizeof): Replace tautological compare with checking
for invalid template parameter value.
* include/experimental/bits/simd_builtin.h (__extract_part):
Remove tautological compare by combining two static_assert.
2024-04-22 Jakub Jelinek <jakub@redhat.com>
* testsuite/17_intro/names.cc (d, f): Undefine on s390*-linux*.
* testsuite/17_intro/headers/c++1998/all_attributes.cc (packed): Don't
define on s390.
* testsuite/17_intro/headers/c++2011/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2014/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2017/all_attributes.cc (packed):
Likewise.
* testsuite/17_intro/headers/c++2020/all_attributes.cc (packed):
Likewise.
2024-04-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/refwrap.h (operator<=>): Simplify constraints.
2024-04-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114770
* src/c++20/tzdb.cc (do_locate_zone): Support links that have
another link as their target.
* testsuite/std/time/tzdb/1.cc: Check that all zones and links
can be found by locate_zone.
* testsuite/std/time/tzdb/links.cc: New test.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* testsuite/29_atomics/atomic/compare_exchange_padding.cc:
Disable SRA.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* testsuite/20_util/from_chars/8.cc: Skip float128_t testing
on aarch64-vxworks.
* testsuite/20_util/to_chars/float128_c++23.cc: Xfail run on
aarch64-vxworks.
2024-04-18 Alexandre Oliva <oliva@adacore.com>
* src/c++20/tzdb.cc (__gnu_cxx::zoneinfo_dir_override): Define
on VxWorks non-RTP.
2024-04-17 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (println(ostream&)): Define new overload.
* include/std/print (println(FILE*), println()): Likewise.
* testsuite/27_io/basic_ostream/print/2.cc: New test.
* testsuite/27_io/print/1.cc: Remove unused header.
* testsuite/27_io/print/3.cc: New test.
2024-04-17 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/numeric_traits.h: Add include guard.
2024-04-17 Matthias Kretz <m.kretz@gsi.de>
PR libstdc++/114750
* include/experimental/bits/simd_builtin.h
(_SimdImplBuiltin::_S_load, _S_store): Fall back to copying
scalars if the memory type cannot be vectorized for the target.
2024-04-16 Jonathan Wakely <jwakely@redhat.com>
* config/locale/dragonfly/numeric_members.cc: Fix typos in
comments.
* config/locale/gnu/numeric_members.cc: Likewise.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/abi.xml: Replace "<next>" with "14.1.0".
* doc/html/manual/abi.html: Regenerate.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
* include/bits/refwrap.h (reference_wrapper): Add comparison
operators as proposed by P2944R3.
* include/bits/version.def (reference_wrapper): Define.
* include/bits/version.h: Regenerate.
* include/std/functional: Enable feature test macro.
* testsuite/20_util/reference_wrapper/compare.cc: New test.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113386
* include/bits/stl_pair.h (operator==, operator<=>): Support
heterogeneous comparisons, as per LWG 3865.
* testsuite/20_util/pair/comparison_operators/lwg3865.cc: New
test.
2024-04-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/93672
* src/c++98/istream.cc (istream::ignore(streamsize, int_type)):
Treat all negative delimiter values as eof().
* testsuite/27_io/basic_istream/ignore/char/93672.cc: New test.
* testsuite/27_io/basic_istream/ignore/wchar_t/93672.cc: New
test.
2024-04-15 Andreas Schwab <schwab@suse.de>
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
2024-04-13 H.J. Lu <hjl.tools@gmail.com>
* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt:
Updated.
2024-04-11 Jakub Jelinek <jakub@redhat.com>
* doc/xml/manual/abi.xml: Add latest library versions.
* doc/html/manual/abi.html: Regenerate.
2024-04-11 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
2024-04-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114692
* config/abi/pre/gnu.ver (GLIBCXX_3.4.32): Move new exports for
__basic_file::native_handle to ...
(GLIBCXX_3.4.33): ... here. Adjust to not match wchar_t
specialization, which isn't used.
* testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.33 and update
latest version check.
2024-04-11 Jakub Jelinek <jakub@redhat.com>
* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Update.
* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
2024-04-10 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/manipulators/extended/get_time/char/2.cc:
Adjust input string so that it matches %a with or without a
trailing period.
* testsuite/std/time/year_month_day/io.cc: Adjust expected
format for %x in the fr_FR locale.
2024-04-10 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_ops.cc (remove_all) [__FreeBSD__ || __DragonFly__]:
Check for EMLINK as well as ELOOP.
[__NetBSD__]: Check for EFTYPE as well as ELOOP.
2024-04-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114633
* include/bits/chrono_io.h (_Parser::operator()) <'S'>: Use
stream extraction if std::from_chars is not available.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114519
* include/bits/unicode.h (_Utf8_view) [!__cpp_char8_t]: Define
using char instead of char8_t.
* testsuite/ext/unicode/view.cc: Use u8""sv literals to create
string views, instead of std::u8string_view.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/integer_comparisons/equal_neg.cc: Use
no-opts selector for errors that depend on -fchar8_t.
* testsuite/20_util/integer_comparisons/greater_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/greater_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/in_range_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_equal_neg.cc:
Likewise.
* testsuite/20_util/integer_comparisons/less_neg.cc: Likewise.
* testsuite/20_util/integer_comparisons/not_equal_neg.cc:
Likewise.
* testsuite/21_strings/basic_string/hash/hash_char8_t.cc: Skip
if -fno-char8_t is used.
* testsuite/21_strings/headers/cuchar/functions_std_cxx20.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/char/deleted.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_character/wchar_t/deleted.cc:
Likewise.
* testsuite/27_io/filesystem/path/factory/u8path-depr.cc: Use
char for u8 literal if char8_t is not available.
* testsuite/27_io/headers/iosfwd/synopsis.cc: Check
__cpp_char8_t.
* testsuite/29_atomics/atomic_integral/wait_notify.cc: Likewise.
* testsuite/29_atomics/headers/atomic/types_std_c++20_neg.cc:
Remove check for _GLIBCXX_USE_CHAR8_T.
2024-04-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/from_chars/1_neg.cc: Add char8_t cases,
using a struct of that name if -fno-char8_t is active.
* testsuite/20_util/from_chars/1_c++20_neg.cc: Removed.
2024-04-03 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/104606
* include/std/optional (operator<=>(const optional<T>&, const U&)):
Reverse order of three_way_comparable_with template arguments.
* testsuite/20_util/optional/relops/104606.cc: New test.
2024-04-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114519
* include/bits/unicode.h (_Utf8_view): Guard with check for
char8_t being enabled.
(__literal_encoding_is_unicode): Guard use of char8_t with check
for it being enabled.
* testsuite/std/format/functions/114519.cc: New test.
2024-04-02 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (ranges::__detail::_Empty): Rename to ...
(ranges::__detail::_Absent): ... this. Turn into a template
parameterized by the absent type _Tp and discriminator _Disc.
(ranges::__detail::__maybe_present_t): Add an optional
discriminator parameter.
(slide_view::_M_cached_begin): Pass a discriminator argument to
__maybe_present_t.
(slide_view::_M_cached_end): Likewise.
* testsuite/std/ranges/adaptors/sizeof.cc: Verify the size of
slide_view<V> is 3 instead 4 pointers.
2024-04-02 Jakub Jelinek <jakub@redhat.com>
* acinclude.m4: Fix duplicated words; file file -> file can.
* configure.host: Fix duplicated words; the the -> the.
2024-03-29 Arsen Arsenović <arsen@aarsen.me>
* testsuite/24_iterators/range_generators/01.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/02.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/copy.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/except.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/subrange.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/synopsis.cc: Drop GCC
Runtime Library Exception.
* testsuite/24_iterators/range_generators/iter_deref_return.cc:
Drop GCC Runtime Library Exception from the "You should have
received a copy" paragraph.
2024-03-27 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_S_masked_unary):
Cast inputs < 16 bytes to 16 byte vectors before calling the
right subtraction builtin. Before returning, truncate to the
return vector type.
2024-03-27 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_x86.h (_S_masked_unary): Call
the 4- and 8-byte variants of __builtin_ia32_subp[ds] without
rounding direction argument.
2024-03-27 Srinivas Yadav Singanaboina <vasu.srinivasvasu.14@gmail.com>
* include/Makefile.am: Add simd_sve.h.
* include/Makefile.in: Add simd_sve.h.
* include/experimental/bits/simd.h: Add new SveAbi.
* include/experimental/bits/simd_builtin.h: Use
__no_sve_deduce_t to support existing Neon Abi.
* include/experimental/bits/simd_converter.h: Convert
sequentially when sve is available.
* include/experimental/bits/simd_detail.h: Define sve
specific macro.
* include/experimental/bits/simd_math.h: Fallback frexp
to execute sequntially when sve is available, to handle
fixed_size_simd return type that always uses sve.
* include/experimental/simd: Include bits/simd_sve.h.
* testsuite/experimental/simd/tests/bits/main.h: Enable
testing for sve128, sve256, sve512.
* include/experimental/bits/simd_sve.h: New file.
2024-03-26 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (generator::_Iterator::operator*): Fix
return type.
* testsuite/24_iterators/range_generators/iter_deref_return.cc:
New test.
2024-03-26 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator: Fix _V badname.
2024-03-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/19_diagnostics/stacktrace/current.cc: Check for
__cpp_lib_stacktrace instead of check for stacktrace ET.
* testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/hash.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/output.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/synopsis.cc: Likewise.
* testsuite/19_diagnostics/stacktrace/version.cc: Likewise.
* testsuite/23_containers/vector/debug/assign4_backtrace_neg.cc:
Likewise.
* testsuite/lib/libstdc++.exp (check_effective_target_stacktrace):
Remove.
2024-03-26 Jonathan Wakely <jwakely@redhat.com>
* testsuite/lib/dg-options.exp (dg-require-cpp-feature-test):
New proc.
* testsuite/lib/libstdc++.exp (check_v3_target_cpp_feature_test):
New proc.
* testsuite/std/text_encoding/cons.cc: Use new directive to skip
the test if the __cpp_lib_text_encoding feature test macro is
not defined.
* testsuite/std/text_encoding/requirements.cc: Likewise.
2024-03-25 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/text_encoding/requirements.cc: #undef the
correct macro.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (formatter): Disable specializations that
would allow sequences of narrow characters to be formatted as
wchar_t without conversion, as per LWG 3944.
* testsuite/std/format/formatter/lwg3944.cc: New test.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
* include/bits/utility.h (__is_in_place_index_v): New variable
template.
* include/std/variant (__not_in_place_tag): Define in terms of
variable templates not a class template.
2024-03-23 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114400
* include/std/string_view (operator==): Use std::type_identity_t
in C++20 instead of our own __type_identity_t.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114401
* include/bits/hashtable.h (_Hashtable::_M_reinsert_node): Call
release() on node handle instead of just zeroing its pointer.
(_Hashtable::_M_reinsert_node_multi): Likewise.
(_Hashtable::_M_merge_unique): Likewise.
(_Hashtable::_M_merge_multi): Likewise.
* include/bits/node_handle.h (_Node_handle_common::release()):
New member function.
(_Node_handle_common::_Optional_alloc::_M_empty): Remove
unnecessary union member.
(_Node_handle_common): Declare _Hashtable as a friend.
* include/bits/stl_tree.h (_Rb_tree::_M_reinsert_node_unique):
Call release() on node handle instead of just zeroing its
pointer.
(_Rb_tree::_M_reinsert_node_equal): Likewise.
(_Rb_tree::_M_reinsert_node_hint_unique): Likewise.
(_Rb_tree::_M_reinsert_node_hint_equal): Likewise.
* testsuite/23_containers/multiset/modifiers/114401.cc: New test.
* testsuite/23_containers/set/modifiers/114401.cc: New test.
* testsuite/23_containers/unordered_multiset/modifiers/114401.cc: New test.
* testsuite/23_containers/unordered_set/modifiers/114401.cc: New test.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113841
* include/bits/allocator.h (allocator<cv T>): Add default
constructor to partial specializations for cv-qualified types.
* include/bits/stl_vector.h (_Vector_impl::_Vector_impl()):
Constrain so that it's only present if the allocator is default
constructible.
* include/bits/stl_bvector.h (_Bvector_impl::_Bvector_impl()):
Likewise.
* testsuite/23_containers/vector/cons/113841.cc: New test.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_construct.h (destroy_at, construct_at): Guard
with feature test macros instead of just __cplusplus.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (generator, tuple_like): Move earlier
in the file.
* include/bits/version.h: Regenerate.
2024-03-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114394
* include/std/functional (bind): Use __invoke_result_t instead
of result_of::type.
* include/std/type_traits (__invoke_result_t): New alias
template.
* testsuite/20_util/bind/ref_neg.cc: Adjust prune pattern.
2024-03-20 François Dumont <fdumont@gcc.gnu.org>
* include/bits/version.def (null_iterators): Remove extra_cond.
* include/bits/version.h: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114359
* include/bits/random.tcc (binomial_distribution::param_type):
Ensure arithmetic is done as type double.
* testsuite/26_numerics/random/binomial_distribution/114359.cc: New test.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101228
* include/pstl/parallel_backend_tbb.h (TBB_SUPPRESS_DEPRECATED_MESSAGES):
Define before including <tbb/task.h> then undef afterwards.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am [MAINTAINER_MODE]: Add target to
automatically update <bits/version.h>.
* include/Makefile.in: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/build_hacking.xml: Document generated files.
Update list of convenience libraries and sub-directories under
the src directory.
* doc/html/*: Regenerate.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/text_encoding-data.h: Regenerate.
* include/bits/unicode-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Fix header of generated
file to name the correct script.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/pstl/test_utils.h: Fix typos in comments.
2024-03-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114367
* include/bits/stl_bvector.h (_M_allocate): Use allocator's
construct function to begin lifetime of words.
2024-03-19 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/lib/dg-options.exp (atomic_link_flags): Emit a -B
option for the path to the uninstalled libatomic.
2024-03-19 Iain Sandoe <iain@sandoe.co.uk>
* testsuite/lib/libstdc++.exp (v3_target_compile): Instead of
/dev/null, use a temporary file for test executables on Darwin.
2024-03-18 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_can_advance):
Accept 0 offset advance on value-initialized iterator.
* testsuite/23_containers/vector/debug/n3644.cc: New test case.
2024-03-18 François Dumont <fdumont@gcc.gnu.org>
* include/debug/safe_local_iterator.tcc
(_Safe_local_iterator::_M_valid_range): Add _M_value_initialized and
_M_singular checks.
* testsuite/23_containers/unordered_set/debug/114316.cc: New test case.
2024-03-17 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/114316
* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_valid_range):
First check if both iterators are value-initialized before checking if
singular.
* testsuite/23_containers/set/debug/114316.cc: New test case.
* testsuite/23_containers/vector/debug/114316.cc: New test case.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114325
* include/std/format (_Scanner::_M_scan): Pass correct length to
__to_chars_10_impl.
* testsuite/std/format/functions/format.cc: Check negative
integers with empty format-spec.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_algo.h (find_end, all_of, none_of, any_of)
(find_if_not, is_partitioned, partition_point, remove)
(remove_if, unique, lower_bound, upper_bound, equal_range)
(binary_search, includes, is_sorted, is_sorted_until, minmax)
(minmax_element, is_permutation, clamp, find_if, find_first_of)
(adjacent_find, count, count_if, search, search_n, min_element)
(max_element): Add nodiscard attribute.
* include/bits/stl_algobase.h (min, max, lower_bound, equal)
(lexicographical_compare, lexicographical_compare_three_way)
(mismatch): Likewise.
* include/bits/stl_heap.h (is_heap, is_heap_until): Likewise.
* testsuite/25_algorithms/equal/debug/1_neg.cc: Add dg-warning.
* testsuite/25_algorithms/equal/debug/2_neg.cc: Likewise.
* testsuite/25_algorithms/equal/debug/3_neg.cc: Likewise.
* testsuite/25_algorithms/find_first_of/concept_check_1.cc:
Likewise.
* testsuite/25_algorithms/is_permutation/2.cc: Likewise.
* testsuite/25_algorithms/lexicographical_compare/71545.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/33613.cc: Likewise.
* testsuite/25_algorithms/lower_bound/debug/irreflexive.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/minmax/3.cc: Likewise.
* testsuite/25_algorithms/search/78346.cc: Likewise.
* testsuite/25_algorithms/search_n/58358.cc: Likewise.
* testsuite/25_algorithms/unique/1.cc: Likewise.
* testsuite/25_algorithms/unique/11480.cc: Likewise.
* testsuite/25_algorithms/upper_bound/33613.cc: Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/partitioned_pred_neg.cc:
Likewise.
* testsuite/ext/concept_checks.cc: Likewise.
* testsuite/ext/is_heap/47709.cc: Likewise.
* testsuite/ext/is_sorted/cxx0x.cc: Likewise.
2024-03-14 xndcn <xndchn@gmail.com>
* include/bits/atomic_base.h (__atomic_float::__atomic_float(Fp)):
Clear padding.
* testsuite/29_atomics/atomic_float/compare_exchange_padding.cc:
New test.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/66146
* doc/xml/manual/status_cxx2011.xml: Remove mention of Linux in
note about std::call_once.
* doc/xml/manual/status_cxx2014.xml: Likewise.
* doc/xml/manual/status_cxx2017.xml: Likewise.
* doc/html/manual/status.html: Regenerate.
2024-03-14 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2023.xml: Update C++23 status table.
* doc/html/manual/status.html: Regenerate.
* include/bits/version.def: Fix typo in comment.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* testsuite/libstdc++-prettyprinters/cxx11.cc: Move custom_cat
to namespace scope.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug.xml: Improve docs on debug builds and
using ASan. Mention _GLIBCXX_ASSERTIONS. Reorder sections to put
the most relevant ones first.
* doc/xml/manual/using.xml: Add comma.
* doc/html/*: Regenerate.
2024-03-13 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug.xml: Document that concept checking might
be removed in future.
* doc/xml/manual/extensions.xml: Likewise.
2024-03-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114240
* include/bits/chrono_io.h (_Parser::operator()): Assume
hours(0) for a time_point, so that a time is not required
to be present.
* testsuite/std/time/parse/114240.cc: New test.
2024-03-09 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114279
* include/bits/chrono_io.h (_Parser::_M_is_leap_second): New
data member.
(_Parser::_M_reserved): Reserve padding bits for future use.
(_Parser::operator()): Set _M_is_leap_second if %S reads 60s.
(from_stream): Only allow _M_is_leap_second for utc_time and
local_time. Adjust arithmetic for utc_time so that leap seconds
are preserved. Use time_point_cast to convert to a possibly
lower-precision result type.
* testsuite/std/time/parse.cc: Move to ...
* testsuite/std/time/parse/parse.cc: ... here.
* testsuite/std/time/parse/114279.cc: New test.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (_Parser::operator()): Use
std::from_chars to parse fractional seconds.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114244
* include/bits/chrono_io.h (_Parser::operator()): Remove
redundant uses of duration_cast. Use chrono::round to convert
long double value to durations with integer representations.
Check represenation type when deciding whether to skip parsing
fractional seconds.
* testsuite/20_util/duration/114244.cc: New test.
* testsuite/20_util/duration/io.cc: Check that a floating-point
duration with ratio<1> precision can be parsed.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114103
* include/bits/version.def (atomic_lock_free_type_aliases): Add
extra_cond to check for at least one always-lock-free type.
* include/bits/version.h: Regenerate.
* include/std/atomic (atomic_signed_lock_free)
(atomic_unsigned_lock_free): Only use always-lock-free types.
* src/c++20/tzdb.cc (time_zone::_Impl::RulesCounter): Don't use
atomic counter if lock-free aliases aren't available.
* testsuite/29_atomics/atomic/lock_free_aliases.cc: XFAIL for
targets without lock-free word-size compare_exchange.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/chrono (__get_leap_second_info): Update expiry
time for hardcoded list of leap seconds.
* testsuite/std/time/tzdb/leap_seconds.cc: Update comment.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/23_containers/deque/allocator/default_init.cc: Use
std::memset instead of __builtin_memset.
* testsuite/23_containers/forward_list/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/list/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/map/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/set/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/unordered_map/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/unordered_set/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/vector/allocator/default_init.cc:
Likewise.
* testsuite/23_containers/vector/bool/allocator/default_init.cc:
Likewise.
* testsuite/29_atomics/atomic/compare_exchange_padding.cc:
Likewise.
* testsuite/util/atomic/wait_notify_util.h: Likewise.
2024-03-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (_Arg_store::_S_make_elt): Add two
static_assert checks to give more user-friendly error messages.
* testsuite/lib/prune.exp (libstdc++-dg-prune): Prune another
form of "in requirements with" note.
* testsuite/std/format/arguments/args_neg.cc: Check for
user-friendly diagnostics for non-formattable types.
* testsuite/std/format/string_neg.cc: Likewise.
2024-03-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114147
* include/std/tuple (tuple::tuple(allocator_arg_t, const Alloc&)):
Add missing overload of allocator-extended default constructor.
(tuple<T1,T2>::tuple(allocator_arg_t, const Alloc&)): Likewise.
* testsuite/20_util/tuple/cons/114147.cc: New test.
2024-02-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (basic_format_arg::handle::__maybe_const_t):
Fix condition to check if const type is formattable.
(basic_format_arg::handle::handle(T&)): Remove redundant
static_assert.
* testsuite/std/format/formatter/basic.cc: New test.
2024-02-29 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113960
* include/bits/stl_algobase.h (__is_byte_iter): Replace with ...
(__memcmp_ordered_with): New concept.
(lexicographical_compare_three_way): Use __memcmp_ordered_with
instead of __is_byte_iter. Use correct length for memcmp.
* testsuite/25_algorithms/lexicographical_compare_three_way/113960.cc:
New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/114152
* include/experimental/scope (scope_exit scope_fail): Make
destructor unconditionally noexcept.
(scope_sucess): Fix noexcept-specifier.
* testsuite/experimental/scopeguard/114152.cc: New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Change URLs to use
https.
* doc/html/manual/*: Regenerate.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Replace outdated
info on ChangeLog entries.
* doc/html/manual/appendix_contributing.html: Regenerate.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/stl_bvector.h (vector<bool, A>::at): Add
nodiscard.
* include/bits/stl_vector.h (vector<T, A>::at): Likewise.
(operator==, operator<=>, operator<, operator!=, operator>)
(operator<=, operator>=): Likewise.
* include/debug/vector (operator==, operator<=>, operator<)
(operator!=, operator>, operator<=, operator>=): Likewise.
* testsuite/23_containers/vector/nodiscard.cc: New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/atomic_base.h (operator|, operator&): Add
noexcept.
* include/bits/fs_fwd.h (operator&, operator|, operator^)
(operator~): Add nodiscard to overloads for copy_options, perms,
perm_options, and directory_options.
* include/bits/ios_base.h (operator&, operator|, operator^)
(operator~): Add nodiscard and noexcept to overloads for
_Ios_Fmtflags, _Ios_Openmode, and _Ios_Iostate.
(operator|=, operator&=, operator^=): Add constexpr for C++14.
* include/bits/regex_constants.h (operator&, operator|, operator^)
(operator~): Add nodiscard and noexcept to overloads for
syntax_option_type and match_flag_type.
(operator|=, operator&=, operator^=): Add noexcept.
* include/std/charconv (operator&, operator|, operator^)
(operator~): Add nodiscard to overloads for chars_format.
* include/std/future (operator&, operator|, operator^)
(operator~): Add nodiscard for overloads for launch.
(operator&=, operator|=, operator^=): Add constexpr for C++14.
* include/experimental/bits/fs_fwd.h (operator&, operator|)
(operator^, operator~): Add nodiscard to overloads for
copy_options, perms, and directory_options.
* testsuite/27_io/ios_base/types/fmtflags/bitmask_operators.cc:
Add dg-warning for nodiscard warnings.
* testsuite/27_io/ios_base/types/iostate/bitmask_operators.cc:
Likewise.
* testsuite/27_io/ios_base/types/openmode/bitmask_operators.cc:
Likewise.
* testsuite/27_io/filesystem/operations/bitmask_types.cc:
New test.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* testsuite/27_io/basic_ostream/print/1.cc: Check error
handling.
* testsuite/27_io/print/1.cc: Likewise.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/ostream (vprint_unicode) [__CYGWIN__]: Use POSIX
code path for Cygwin instead of Windows.
* include/std/print (vprint_unicode) [__CYGWIN__]: Likewise.
* testsuite/27_io/basic_ostream/print/1.cc: Only add -lstdc++exp
for *-*-mingw* targets.
* testsuite/27_io/print/1.cc: Likewise.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/bits/alloc_traits.h: Include <bits/stl_iterator.h> for
__make_move_if_noexcept_iterator.
2024-02-28 Jonathan Wakely <jwakely@redhat.com>
* include/std/stacktrace: Add nodiscard attribute to all
functions without side effects.
2024-02-20 François Dumont <fdumont@gcc.gnu.org>
* include/bits/stl_algobase.h (std::__niter_wrap): Add a call to
std::__niter_base on res iterator.
2024-02-19 Iain Sandoe <iain@sandoe.co.uk>
Jonathan Wakely <jwakely@redhat.com>
PR target/112397
* configure: Regenerate.
* configure.ac: Detect if we are building for Darwin.
* libsupc++/Makefile.am: If we are building for Darwin, then
suppress hot/cold partitioning for the array allocators.
* libsupc++/Makefile.in: Regenerated.
2024-02-17 François Dumont <fdumont@gcc.gnu.org>
* include/bits/stl_algobase.h (std::__niter_base): Redefine the overload
definitions for __gnu_debug::_Safe_iterator.
* include/debug/safe_iterator.tcc (std::__niter_base): Adapt declarations.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
PR libstdc++/113961
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
PR libstdc++/113931
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/debug_mode.xml: Update docs for backtraces.
* doc/html/manual/debug_mode_using.html: Regenerate.
2024-02-16 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/test.xml: Fix spelling of <envar> elements.
* doc/html/manual/test.html: Regenerate.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113806
* include/std/bitset (bitset::operator>>=): Remove redundant
call to _M_do_sanitize.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113807
* include/std/bitset (bitset::set()): Use memset instead of a
loop over the individual words.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113811
* include/bits/stl_algo.h (__rotate): Use unsigned values for
division.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99117
* include/std/valarray (valarray::operator=(const _Expr&)):
Use loop to copy instead of __valarray_copy with _Array.
* testsuite/26_numerics/valarray/99117.cc: New test.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdata.zi: Import new file from 2024a release.
* src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds)
Update expiry date for leap seconds list.
2024-02-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/87744
* include/bits/random.h [!__SIZEOF_INT128__] (_Select_uint_least_t):
Define specialization for 64-bit generators with
non-power-of-two modulus and large constants.
(__mod): Use if constexpr unconditionally.
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
* testsuite/26_numerics/random/linear_congruential_engine/87744.cc:
New test.
2024-02-14 Gerald Pfeifer <gerald@pfeifer.com>
* doc/xml/manual/status_cxx2023.xml: Fix C++ item p2442 to be
version 1.
* doc/html/manual/status.html: Regenerate.
2024-02-12 Paul Keir <paul.keir@uws.ac.uk>
PR libstdc++/113294
* include/bits/basic_string.h (basic_string::operator=): Use
_M_use_local_data() instead of _M_local_buf on the moved-from
string.
* testsuite/21_strings/basic_string/modifiers/constexpr.cc
(test_move): New test.
2024-02-09 Ken Matsui <kmatsui@gcc.gnu.org>
* include/bits/c++config (_GLIBCXX_HAVE_BUILTIN_IS_SAME):
Removed.
* include/std/type_traits (is_same): Use
_GLIBCXX_USE_BUILTIN_TRAIT instead of
_GLIBCXX_HAVE_BUILTIN_IS_SAME.
(is_same_v): Likewise.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/shared_ptr_atomic.h: Fix typo in comment.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/100147
* include/bits/gslice.h (operator=): Add comment about lack of
self-assignment check.
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
* include/tr2/type_traits (bases, direct_bases): Use
__has_builtin to check if required built-ins are supported.
2024-02-07 Patrick Palka <ppalka@redhat.com>
PR testsuite/113710
PR c++/113814
* include/bits/stl_pair.h (tuple_element): Add forward
declaration of the partial specialization for tuple.
2024-02-06 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
* testsuite/lib/libstdc++.exp: Use "nul" for Windows, "/dev/null"
for other environments.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Spec::_M_reserved): Define new
bit-field members to reserve padding bits for future extensions.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* src/experimental/Makefile.am: Use libstdc++fsconvenience.a
instead of libstdc++fs.a.
* src/experimental/Makefile.in: Regenerate.
* src/filesystem/Makefile.am: Build libstdc++fsconvenience.a as
well.
* src/filesystem/Makefile.in: Regenerate.
2024-02-04 Jonathan Wakely <jwakely@redhat.com>
* include/bits/text_encoding-data.h: Regenerate.
* include/bits/unicode-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Add copyright and license
text to the output.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113335
* include/bits/std_function.h (__function_guide_helper): Add
partial specialization for explicit object member functions, as
per LWG 3617.
* testsuite/20_util/function/cons/deduction_c++23.cc: Check
explicit object member functions.
* testsuite/30_threads/packaged_task/cons/deduction_c++23.cc:
Likewise.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/17_intro/names.cc [_AIX]: Undefine "u".
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (network_v6::network): Define.
(network_v6::hosts): Finish implementing.
(network_v6::to_string): Do not concatenate std::string to
arbitrary std::basic_string specialization.
* testsuite/experimental/net/internet/network/v6/cons.cc: New
test.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/25_algorithms/pstl/alg_merge/inplace_merge.cc: Fix
comparison function to use less-than instead of equality.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/90276
* testsuite/util/pstl/test_utils.h (reverse_invoker): Do not use
perfect forwarding for iterator arguments.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/string_view (basic_string_view(R&&)): Remove
constraint that traits_type must be the same, as per LWG 3857.
* testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc:
Explicit conversion between different specializations should be
allowed.
* testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc:
Likewise.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/syncstream (basic_osyncstream::operator=): Remove
noexcept, as per LWG 3867.
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
* include/std/generator (promise_type::yield_value): Remove
noexcept from fourth overload, as per LWG 3894.
2024-02-01 Patrick Palka <ppalka@redhat.com>
PR libstdc++/113309
PR libstdc++/109203
* include/bits/ranges_util.h (__detail::__pair_like): Don't
define in C++23 mode.
(__detail::__pair_like_convertible_from): Adjust as per P2165R4.
(__detail::__is_subrange<subrange>): Moved from <ranges>.
(__detail::__is_tuple_like_v<subrange>): Likewise.
* include/bits/stl_iterator.h: Include <bits/utility.h> for
C++23.
(__different_from): Move to <concepts>.
(__iter_key_t): Adjust for C++23 as per P2165R4.
(__iter_val_t): Likewise.
* include/bits/stl_pair.h (pair, array): Forward declare.
(get): Forward declare all overloads relevant to P2165R4
tuple-like constructors.
(__is_tuple_v): Define for C++23.
(__is_tuple_like_v): Define for C++23.
(__tuple_like): Define for C++23 as per P2165R4.
(__pair_like): Define for C++23 as per P2165R4.
(__eligibile_tuple_like): Define for C++23.
(__eligibile_pair_like): Define for C++23.
(pair::_S_constructible_from_pair_like): Define for C++23.
(pair::_S_convertible_from_pair_like): Define for C++23.
(pair::_S_dangles_from_pair_like): Define for C++23.
(pair::pair): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
(pair::_S_assignable_from_tuple_like): Define for C++23.
(pair::_S_const_assignable_from_tuple_like): Define for C++23.
(pair::operator=): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
* include/bits/utility.h (ranges::__detail::__is_subrange):
Moved from <ranges>.
* include/bits/version.def (tuple_like): Define for C++23.
* include/bits/version.h: Regenerate.
* include/std/concepts (__different_from): Moved from
<bits/stl_iterator.h>.
(ranges::__swap::__adl_swap): Clarify which __detail namespace.
* include/std/map (__cpp_lib_tuple_like): Define C++23.
* include/std/ranges (__detail::__is_subrange): Moved to
<bits/utility.h>.
(__detail::__is_subrange<subrange>): Moved to <bits/ranges_util.h>
(__detail::__has_tuple_element): Adjust for C++23 as per P2165R4.
(__detail::__tuple_or_pair): Remove as per P2165R4. Replace all
uses with plain tuple as per P2165R4.
* include/std/tuple (__cpp_lib_tuple_like): Define for C++23.
(__tuple_like_tag_t): Define for C++23.
(__tuple_cmp): Forward declare for C++23.
(_Tuple_impl::_Tuple_impl): Define overloads taking
__tuple_like_tag_t and a tuple-like type for C++23.
(_Tuple_impl::_M_assign): Likewise.
(tuple::__constructible_from_tuple_like): Define for C++23.
(tuple::__convertible_from_tuple_like): Define for C++23.
(tuple::__dangles_from_tuple_like): Define for C++23.
(tuple::tuple): Define overloads taking a tuple-like type for
C++23 as per P2165R4.
(tuple::__assignable_from_tuple_like): Define for C++23.
(tuple::__const_assignable_from_tuple_like): Define for C++23.
(tuple::operator=): Define overloads taking a tuple-like type
for C++23 as per P2165R4.
(tuple::__tuple_like_common_comparison_category): Define for C++23.
(tuple::operator<=>): Define overload taking a tuple-like type
for C++23 as per P2165R4.
(array, get): Forward declarations moved to <bits/stl_pair.h>.
(tuple_cat): Constrain with __tuple_like for C++23 as per P2165R4.
(apply): Likewise.
(make_from_tuple): Likewise.
(__tuple_like_common_reference): Define for C++23.
(basic_common_reference): Adjust as per P2165R4.
(__tuple_like_common_type): Define for C++23.
(common_type): Adjust as per P2165R4.
* include/std/unordered_map (__cpp_lib_tuple_like): Define for
C++23.
* include/std/utility (__cpp_lib_tuple_like): Define for C++23.
* testsuite/std/ranges/zip/1.cc (test01): Adjust to handle pair
and 2-tuple interchangeably.
(test05): New test.
* testsuite/20_util/pair/p2165r4.cc: New test.
* testsuite/20_util/tuple/p2165r4.cc: New test.
2024-02-01 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_pair.h (pair::_S_const_assignable): Define,
factored out from ...
(pair::operator=): ... the constraints of the const overloads.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.tpl: Do not use def-file-line for each
macro being defined.
* include/bits/version.h: Regenerate.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* testsuite/25_algorithms/copy/debug/constexpr_neg.cc: Adjust
dg-error pattern.
* testsuite/25_algorithms/copy_backward/debug/constexpr_neg.cc:
Likewise.
* testsuite/25_algorithms/equal/debug/constexpr_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/lower_bound/debug/constexpr_valid_range_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_partitioned_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_partitioned_pred_neg.cc:
Likewise.
* testsuite/25_algorithms/upper_bound/debug/constexpr_valid_range_neg.cc:
Likewise.
2024-02-01 Jonathan Wakely <jwakely@redhat.com>
* include/experimental/internet (network_v4::to_string()):
Remove lambda and use of resize_and_overwrite.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_CHECK_TEXT_ENCODING): Use <xlocale.h> if
needed for newlocale.
* configure: Regenerate.
* src/c++26/text_encoding.cc: Use <xlocale.h>.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
Ewan Higgs <ewan.higgs@gmail.com>
* include/bits/text_encoding-data.h: Regenerate.
* scripts/gen_text_encoding_data.py: Add extra_aliases dict
containing "ASCII".
* testsuite/std/text_encoding/cons.cc: Check "ascii" is known.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/using.xml: Update tables of supported headers.
* doc/html/*: Regenerate.
2024-01-31 Jonathan Wakely <jwakely@redhat.com>
* include/std/bitset (_Base_bitset::_M_do_to_ullong): Avoid
-Wshift-count-overflow warning.
2024-01-30 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/gps/io.cc: Fix expected result in
assertion and call test_format() from main.
2024-01-29 François Dumont <fdumont@gcc.gnu.org>
* doc/xml/manual/debug_mode.xml: Link against libstdc++exp.a to use
_GLIBCXX_DEBUG_BACKTRACE macro.
2024-01-24 Huanghui Nie <nnnjkk@gmail.com>
Théo Papadopoulo <papadopoulo@gmail.com>
* include/bits/hashtable.h (_Hahstable<>::_M_remove_bucket_begin): Remove
_M_before_begin check and cleanup implementation.
2024-01-22 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/time/clock/file/io.cc: Fix expected result in
assertion and call test_format() from main.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113500
* include/bits/chrono_io.h (__formatter_chrono::_M_S): Fix
printing of subseconds with floating-point rep.
(__formatter_chrono::_M_format_to_ostream): Do not write
time_point specializations directly to the ostream.
(formatter<chrono::sys_time<D>, C>::parse): Do not allow an
empty chrono-spec if the type fails to meet the constraints for
writing to an ostream with operator<<.
* testsuite/std/time/clock/file/io.cc: Check formatting
non-integral times with empty chrono-specs.
* testsuite/std/time/clock/gps/io.cc: Likewise.
* testsuite/std/time/clock/utc/io.cc: Likewise.
* testsuite/std/time/hh_mm_ss/io.cc: Likewise.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono.h (__file_clock::from_sys)
(__file_clock::to_sys, __file_clock::_S_from_sys)
(__file_clock::_S_to_sys): Use common_type for return type.
* testsuite/std/time/clock/file/members.cc: Check round trip
conversion for time with lower precision that seconds.
2024-01-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113512
* include/std/format (__formatter_fp::format): Fix logic for
alternate forms.
* testsuite/std/format/functions/format.cc: Check buggy cases of
alternate forms with g presentation type.
2024-01-20 Marek Polacek <polacek@redhat.com>
PR c++/111410
* include/std/ranges: Add #pragma to disable -Wdangling-reference with
std::ranges::views::__adaptor::operator|.
2024-01-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (_Spec::_M_parse_fill_and_align): Do not
use CTAD for _Utf32_view.
2024-01-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (__glibcxx_no_dangling_refs) [C++17]: Fix
wrong fold-operator.
* testsuite/20_util/tuple/dangling_ref.cc: Check tuples with one
element and three elements. Check allocator-extended
constructors.
2024-01-19 Patrick Palka <ppalka@redhat.com>
* include/precompiled/stdc++.h [_GLIBCXX_HOSTED]: Include
<print> and <text_encoding> for C++23 and C++26 respectively.
2024-01-18 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_pair.h [__cplusplus > 202002L]:
Guard P2321R2 changes with __glibcxx_ranges_zip instead.
2024-01-18 Patrick Palka <ppalka@redhat.com>
* include/std/tuple [__cplusplus > 202002L]: Guard P2321R2
changes with __cpp_lib_ranges_zip instead.
2024-01-18 Patrick Palka <ppalka@redhat.com>
PR libstdc++/109536
* include/debug/safe_base.h (_Safe_sequence_base::_M_swap):
Remove _GLIBCXX20_CONSTEXPR from non-inline member function.
* include/debug/safe_iterator.h
(_GLIBCXX20_CONSTEXPR_NON_LITERAL_SCOPE_BEGIN): Define.
(_GLIBCXX20_CONSTEXPR_NON_LITERAL_SCOPE_END): Define.
(_Safe_iterator::operator=): Use them around the code path that
defines a variable of type __gnu_cxx::__scoped_lock.
(_Safe_iterator::operator++): Likewise.
(_Safe_iterator::operator--): Likewise.
(_Safe_iterator::operator+=): Likewise.
(_Safe_iterator::operator-=): Likewise.
* testsuite/23_containers/vector/element_access/constexpr.cc
(test_iterators): Test more iterator operations.
* testsuite/23_containers/vector/bool/element_access/constexpr.cc
(test_iterators): Likewise.
* testsuite/std/ranges/adaptors/all.cc (test08) [_GLIBCXX_DEBUG]:
Remove.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (__charset_alias_match): Initialize
__var_a and __var_b.
2024-01-18 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113450
* testsuite/std/format/functions/format.cc: Use signed char
instead of int8_t.
2024-01-17 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113318
* acinclude.m4 (GLIBCXX_CONFIGURE): Add c++26 directory.
(GLIBCXX_CHECK_TEXT_ENCODING): Define.
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Use GLIBCXX_CHECK_TEXT_ENCODING.
* include/Makefile.am: Add new headers.
* include/Makefile.in: Regenerate.
* include/bits/locale_classes.h (locale::encoding): Declare new
member function.
* include/bits/unicode.h (__charset_alias_match): New function.
* include/bits/text_encoding-data.h: New file.
* include/bits/version.def (text_encoding): Define.
* include/bits/version.h: Regenerate.
* include/std/text_encoding: New file.
* src/Makefile.am: Add new subdirectory.
* src/Makefile.in: Regenerate.
* src/c++26/Makefile.am: New file.
* src/c++26/Makefile.in: New file.
* src/c++26/text_encoding.cc: New file.
* src/experimental/Makefile.am: Include c++26 convenience
library.
* src/experimental/Makefile.in: Regenerate.
* python/libstdcxx/v6/printers.py (StdTextEncodingPrinter): New
printer.
* scripts/gen_text_encoding_data.py: New file.
* testsuite/22_locale/locale/encoding.cc: New test.
* testsuite/ext/unicode/charset_alias_match.cc: New test.
* testsuite/std/text_encoding/cons.cc: New test.
* testsuite/std/text_encoding/members.cc: New test.
* testsuite/std/text_encoding/requirements.cc: New test.
2024-01-17 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (_Grapheme_cluster_view): Require view.
Do not use CTAD for _Utf32_view.
(__format_width, __truncate): Do not use CTAD.
(enable_borrowed_range<_Utf_view<T, R>>): Define specialization.
(enable_borrowed_range<_Grapheme_cluster_view<R>>): Likewise.
2024-01-17 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::_CartesianProduct::operator()):
Adjust identity case as per P2540R1.
* testsuite/std/ranges/cartesian_product/1.cc (test01):
Adjust expected result of the identity case.
2024-01-15 Patrick Palka <ppalka@redhat.com>
* include/std/variant (__detail::__variant::_Variadic_union):
Add bool __trivially_destructible template parameter.
(__detail::__variant::_Variadic_union::~_Variadic_union):
Use __trivially_destructible in constraints instead.
(__detail::__variant::_Variant_storage): Pass
__trivially_destructible value to _Variadic_union.
2024-01-15 Patrick Palka <ppalka@redhat.com>
* include/bits/stl_iterator.h (const_iterator): Define conversion
operators as per P2836R1.
* include/bits/version.def (ranges_as_const): Update value.
* include/bits/version.h: Regenerate.
* testsuite/24_iterators/const_iterator/1.cc (test04): New test.
* testsuite/std/ranges/adaptors/as_const/1.cc: Adjust expected
value of __cpp_lib_ranges_as_const.
* testsuite/std/ranges/version_c++23.cc: Likewise.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (__assignable, __is_nothrow_assignable):
Move pre-C++20 definitions adjacent to their use.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
PR testsuite/113366
* include/std/format (basic_format_arg): Use __formattable
variable template instead of __format::__formattable_with
concept.
2024-01-15 Jonathan Wakely <jwakely@redhat.com>
* src/c++20/tzdata.zi: Import new file from 2023d release.
* src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds)
Update expiry date for leap seconds list.
2024-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108822
* include/std/tuple (tuple): Add checks for dangling references.
Reimplement constraints and constant expressions using C++20
features.
* include/std/type_traits [C++20]
(__is_implicitly_default_constructible_v): Define.
(__is_implicitly_default_constructible): Use variable template.
* testsuite/20_util/tuple/dangling_ref.cc: New test.
2024-01-13 Patrick Palka <ppalka@redhat.com>
PR libstdc++/108827
PR libstdc++/111327
* include/bits/version.def (bind_back): Define.
* include/bits/version.h: Regenerate.
* include/std/functional (_Bind_back): Define for C++23.
(bind_back): Likewise.
* testsuite/20_util/function_objects/bind_back/1.cc: New test
(adapted from corresponding bind_front test).
* testsuite/20_util/function_objects/bind_back/111327.cc: Likewise.
2024-01-13 Patrick Palka <ppalka@redhat.com>
* include/std/functional (_Bind_front): Remove =default special
member function declarations.
(_Bind_front::operator()): Implement using C++23 deducing this
when available.
* testsuite/20_util/function_objects/bind_front/111327.cc:
Adjust testcase to expect better errors in C++23 mode.
2024-01-13 Patrick Palka <ppalka@redhat.com>
* include/std/ranges (views::__adaptor::operator|): Perform
perfect forwarding of arguments.
(views::__adaptor::_RangeAdaptor::operator()): Pass dummy
first argument to _Partial.
(views::__adaptor::_Partial::_Partial): Likewise. Add dummy
first parameter.
(views::__adaptor::_Pipe::_Pipe): Perform perfect forwarding
of arguments.
(to): Pass dummy first argument to _Partial.
2024-01-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107466
* include/bits/random.tcc (subtract_with_carry_engine::seed):
Implement proposed resolution of LWG 4014.
* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
line number.
* testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
Check for expected result of 64-bit engine with seed that
doesn't fit in 32-bits.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113320
* include/std/format (__format::_Runtime_format_string): Add
constructor and disable copy operations.
(basic_format_string(_Runtime_format_string)): Add noexcept and
take parameter by value not rvalue reference.
(runtime_format): Add noexcept.
* testsuite/std/format/runtime_format.cc: Check noexcept. Check
that construction is only possible from prvalues, not xvalues.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105505
* include/bits/stl_pair.h (pair::pair(U1&&, U2&&)) [C++23]: Add
default template arguments, as per P1951R1.
* testsuite/20_util/pair/cons/default_tmpl_args.cc: New test.
2024-01-12 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Arg_store): Fix PR number in
comment. Simplify preprocessor code.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Fix spelling.
* doc/html/manual/api.html: Regenerate.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/evolution.xml: Document addition of
libstdc++exp.a.
* doc/html/*: Regenerate.
2024-01-11 Marcus Haehnel <marcus.haehnel@kernkonzept.com>
* libsupc++/eh_unex_handler.cc: Adjust definition type to
declaration.
2024-01-11 Michael Levine <mlevine55@bloomberg.net>
* include/std/ranges (__glibcxx_want_ranges_iota): Remove
duplicate definition.
2024-01-11 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/112477
* src/c++11/debug.cc
(_Safe_iterator_base::_M_attach): Reset _M_version to 0 if attaching to null
sequence.
(_Safe_iterator_base::_M_attach_single): Likewise.
(_Safe_local_iterator_base::_M_attach): Likewise.
(_Safe_local_iterator_base::_M_attach_single): Likewise.
* testsuite/23_containers/map/debug/112477.cc: New test case.
2024-01-11 Patrick Palka <ppalka@redhat.com>
* include/bits/move.h (__like_t): Define in C++23 mode.
* include/std/ranges (views::__adaptor::Partial::operator()):
Implement using C++23 deducing this when available.
(views::__adaptor::_Pipe::operator()): Likewise.
* testsuite/std/ranges/adaptors/100577.cc: Adjust testcase to
accept new "no match for call" errors issued in C++23 mode.
* testsuite/std/ranges/adaptors/lazy_split_neg.cc: Likewise.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (StdIntegralConstantPrinter):
Add printer for std::integral_constant.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Test it.
2024-01-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113258
* libsupc++/new_opa.cc: Prefer to use posix_memalign if
available.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
* src/filesystem/ops-common.h (stat_type): Use using.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
PR libstdc++/113250
* src/c++17/fs_ops.cc (fs::equivalent): Use || instead of &&.
* src/filesystem/ops.cc (fs::equivalent): Likewise.
* testsuite/27_io/filesystem/operations/equivalent.cc: Handle
error codes.
* testsuite/experimental/filesystem/operations/equivalent.cc:
Likewise.
2024-01-11 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits (is_compound): Do not use __not_.
(is_compound_v): Use is_fundamental_v instead.
2024-01-11 Patrick Palka <ppalka@redhat.com>
* include/bits/utility.h (_Nth_type): Use
_GLIBCXX_USE_BUILTIN_TRAIT instead of __has_builtin.
2024-01-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode-data.h: Regenerate.
* include/bits/unicode.h (_Utf_iterator::operator++()): Fix off
by one error.
(__incb_property): Add missing check for values before the
first edge.
(__is_extended_pictographic): Invert return values to fix
copy&pasted logic.
(_Grapheme_cluster_view::_Iterator): Remove second iterator
member and find end of cluster lazily.
* testsuite/ext/unicode/grapheme_view.cc: New test.
* testsuite/ext/unicode/properties.cc: New test.
* testsuite/ext/unicode/view.cc: New test.
2024-01-09 Andreas Schwab <schwab@linux-m68k.org>
* scripts/extract_symvers.in: Require final colon to only match
.dsynsym in the header of the dynamic symtab.
2024-01-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_F): Simplify
handling of string returned from std::format.
(__formatter_chrono::_M_R_T): Likewise.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/unicode.h (__null_sentinel): Remove.
* testsuite/17_intro/names.cc: Add __null_sentinel.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__format::_Runtime_format_string): Define
new class template.
(basic_format_string): Add non-consteval constructor for runtime
format strings.
(runtime_format): Define new function for C++26.
* testsuite/std/format/runtime_format.cc: New test.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono): Always use
lvalue arguments to make_format_args.
* include/std/format (make_format_args): Change parameter pack
from forwarding references to lvalue references. Remove use of
remove_reference_t which is now unnecessary.
(format_to, formatted_size): Remove incorrect forwarding of
arguments.
* include/std/ostream (print): Remove forwarding of arguments.
* include/std/print (print): Likewise.
* testsuite/20_util/duration/io.cc: Use lvalues as arguments to
make_format_args.
* testsuite/std/format/arguments/args.cc: Likewise.
* testsuite/std/format/arguments/lwg3810.cc: Likewise.
* testsuite/std/format/functions/format.cc: Likewise.
* testsuite/std/format/functions/vformat_to.cc: Likewise.
* testsuite/std/format/string.cc: Likewise.
* testsuite/std/time/day/io.cc: Likewise.
* testsuite/std/time/month/io.cc: Likewise.
* testsuite/std/time/weekday/io.cc: Likewise.
* testsuite/std/time/year/io.cc: Likewise.
* testsuite/std/time/year_month_day/io.cc: Likewise.
* testsuite/std/format/arguments/args_neg.cc: New test.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/Makefile.am: Add new headers.
* include/Makefile.in: Regenerate.
* include/bits/unicode.h: New file.
* include/bits/unicode-data.h: New file.
* include/std/format: Include <bits/unicode.h>.
(__literal_encoding_is_utf8): Move to <bits/unicode.h>.
(_Spec::_M_fill): Change type to char32_t.
(_Spec::_M_parse_fill_and_align): Read a Unicode scalar value
instead of a single character.
(__write_padded): Change __fill_char parameter to char32_t and
encode it into the output.
(__formatter_str::format): Use new __unicode::__field_width and
__unicode::__truncate functions.
* include/std/ostream: Adjust namespace qualification for
__literal_encoding_is_utf8.
* include/std/print: Likewise.
* src/c++23/print.cc: Add [[unlikely]] attribute to error path.
* testsuite/ext/unicode/view.cc: New test.
* testsuite/std/format/functions/format.cc: Add missing examples
from the standard demonstrating alignment with non-ASCII
characters. Add examples checking correct handling of extended
grapheme clusters.
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.def (format_uchar): Define.
* include/bits/version.h: Regenerate.
* include/std/format (formatter<C, C>::format): Check for
_Pres_c and call _M_format_character directly. Cast C to its
unsigned equivalent for formatting as an integer.
(formatter<char, wchar_t>::format): Likewise.
(basic_format_arg(T&)): Store char arguments as unsigned char
for formatting to a wide string.
* testsuite/std/format/functions/format.cc: Adjust test. Check
formatting of
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/112997
* libsupc++/unwind-cxx.h (__cxa_call_terminate): Change first
parameter to void*.
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/variant/87619.cc: Remove dg-timeout-factor.
2024-01-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/type_traits (is_trivially_destructible_v): Use
built-in directly when concepts are supported.
* testsuite/20_util/is_trivially_destructible/value_v.cc: New
test.
2024-01-06 Gwenole Beauchesne <gb.devel@gmail.com>
* testsuite/tr1/8_c_compatibility/cinttypes/functions.cc: Use
nonnull arguments to strtoimax() and wcstoimax() functions.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_path.cc (path::_List::reserve): Limit maximum
size and check for overflows in arithmetic.
(path::operator/=(const path&)): Remove redundant exponential
growth calculation.
2024-01-05 Martin Küttler <martin.kuettler@kernkonzept.com>
* src/c++17/fs_path.cc (path::_List::reserve): Avoid
floating-point arithmetic.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113241
* include/std/type_traits (is_convertible_v): Guard use of
built-in with preprocessor check.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113200
* include/bits/char_traits.h (__gnu_cxx::char_traits::move): Use
__builtin_constant_p to check for unrelated pointers that cannot
be compared during constant evaluation.
* testsuite/21_strings/char_traits/requirements/113200.cc: New
test.
2024-01-05 Cassio Neri <cassio.neri@gmail.com>
* include/std/chrono: Fix + and - for months and weekdays.
* testsuite/std/time/month/1.cc: Add constexpr tests against overflow.
* testsuite/std/time/month/2.cc: New test for extreme values.
* testsuite/std/time/weekday/1.cc: Add constexpr tests against overflow.
* testsuite/std/time/weekday/2.cc: New test for extreme values.
2024-01-05 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/113099
* include/bits/locale_classes.tcc (__try_use_facet): Use
if-constexpr for C++11 and up.
2024-01-05 Ken Matsui <kmatsui@gcc.gnu.org>
* include/std/type_traits: Use _GLIBCXX_USE_BUILTIN_TRAIT.
2024-01-04 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (_Subyield_state::_M_jump_in): Fix typo
reported by Will Hawkins <hawkinsw@obs.cr>.
2024-01-04 Arsen Arsenović <arsen@aarsen.me>
* include/std/generator (_Stateless_alloc): Rename typename _A
to _All.
2024-01-03 Patrick Palka <ppalka@redhat.com>
PR testsuite/113175
* testsuite/std/ranges/iota/max_size_type.cc (test02): Reduce
'limit' to 100 from 1000 and adjust 'log2_limit' accordingly.
(test03): Likewise.
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