libstdc++-v3/ChangeLog - rust-lang/gcc - Git at Google

 2020-01-13  Jonathan Wakely  <jwakely@redhat.com>

 	PR libstdc++/93244
 	* include/bits/fs_path.h (path::generic_string<C,A>)
 	[_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Convert root-dir to forward-slash.
 	* testsuite/27_io/filesystem/path/generic/generic_string.cc: Check
 	root-dir is converted to forward slash in generic pathname.
 	* testsuite/27_io/filesystem/path/generic/utf.cc: New test.
 	* testsuite/27_io/filesystem/path/generic/wchar_t.cc: New test.

 	PR libstdc++/58605
 	* include/bits/atomic_base.h (__cpp_lib_atomic_value_initialization):
 	Define.
 	(__atomic_flag_base, __atomic_base, __atomic_base<_PTp*>)
 	(__atomic_float): Add default member initializer for C++20.
 	* include/std/atomic (atomic): Likewise.
 	(atomic::atomic()): Remove noexcept-specifier on default constructor.
 	* include/std/version (__cpp_lib_atomic_value_initialization): Define.
 	* testsuite/29_atomics/atomic/cons/assign_neg.cc: Adjust dg-error line
 	number.
 	* testsuite/29_atomics/atomic/cons/copy_neg.cc: Likewise.
 	* testsuite/29_atomics/atomic/cons/value_init.cc: New test.
 	* testsuite/29_atomics/atomic_flag/cons/value_init.cc: New test.
 	* testsuite/29_atomics/atomic_flag/requirements/trivial.cc: Adjust
 	expected result for is_trivially_default_constructible.
 	* testsuite/29_atomics/atomic_float/requirements.cc: Likewise.
 	* testsuite/29_atomics/atomic_float/value_init.cc: New test.
 	* testsuite/29_atomics/atomic_integral/cons/assign_neg.cc: Likewise.
 	* testsuite/29_atomics/atomic_integral/cons/copy_neg.cc: Likewise.
 	* testsuite/29_atomics/atomic_integral/cons/value_init.cc
 	* testsuite/29_atomics/atomic_integral/requirements/trivial.cc: Adjust
 	expected results for is_trivially_default_constructible.
 	* testsuite/util/testsuite_common_types.h (has_trivial_dtor): Add
 	new test generator.

 2020-01-10  Jonathan Wakely  <jwakely@redhat.com>

 	* testsuite/util/testsuite_iterators.h: Improve comment.

 	* testsuite/25_algorithms/equal/deque_iterators/1.cc: Don't use C++11
 	initialization syntax.

 	PR libstdc++/92285
 	* include/bits/streambuf_iterator.h (istreambuf_iterator): Make type
 	of base class independent of __cplusplus value.
 	[__cplusplus < 201103L] (istreambuf_iterator::reference): Override the
 	type defined in the base class
 	* testsuite/24_iterators/istreambuf_iterator/92285.cc: New test.
 	* testsuite/24_iterators/istreambuf_iterator/requirements/
 	base_classes.cc: Adjust expected base class for C++98.

 2020-01-09  Olivier Hainque  <hainque@adacore.com>

 	* doc/xml/manual/appendix_contributing.xml: Document _C2
 	as a reserved identifier, by VxWorks.
 	* include/bits/stl_map.h: Rename _C2 template typenames	as _Cmp2.
 	* include/bits/stl_multimap.h: Likewise.

 2020-01-09  Jonathan Wakely  <jwakely@redhat.com>

 	* include/ext/extptr_allocator.h (_ExtPtr_allocator::operator==)
 	(_ExtPtr_allocator::operator!=): Add missing const qualifiers.
 	* include/ext/pointer.h (readable_traits<_Pointer_adapter<S>>): Add
 	partial specialization to disambiguate the two constrained
 	specializations.

 	* include/experimental/type_traits (experimental::is_pod_v): Disable
 	-Wdeprecated-declarations warnings around reference to std::is_pod.
 	* include/std/type_traits (is_pod_v): Likewise.
 	* testsuite/18_support/max_align_t/requirements/2.cc: Also check
 	is_standard_layout and is_trivial. Do not check is_pod for C++20.
 	* testsuite/20_util/is_pod/requirements/explicit_instantiation.cc:
 	Add -Wno-deprecated for C++20.
 	* testsuite/20_util/is_pod/requirements/typedefs.cc: Likewise.
 	* testsuite/20_util/is_pod/value.cc: Likewise.
 	* testsuite/experimental/type_traits/value.cc: Likewise.

 2020-01-09  JeanHeyd "ThePhD" Meneide  <phdofthehouse@gmail.com>

 	* include/bits/c++config (_GLIBCXX20_DEPRECATED): Add new macro.
 	* include/std/type_traits (is_pod, is_pod_v): Deprecate for C++20.
 	* testuite/20_util/is_pod/deprecated-2a.cc: New test.

 2020-01-09  Jonathan Wakely  <jwakely@redhat.com>

 	PR libstdc++/93205
 	* include/bits/random.h (operator>>): Check stream operation succeeds.
 	* include/bits/random.tcc (operator<<): Remove redundant __ostream_type
 	typedefs.
 	(operator>>): Remove redundant __istream_type typedefs. Check stream
 	operations succeed.
 	(__extract_params): New function to fill a vector from a stream.
 	* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error line.

 	PR libstdc++/93208
 	* config/abi/pre/gnu.ver: Add new exports.
 	* include/std/memory_resource (memory_resource::~memory_resource()):
 	Do not define inline.
 	(monotonic_buffer_resource::~monotonic_buffer_resource()): Likewise.
 	* src/c++17/memory_resource.cc (memory_resource::~memory_resource()):
 	Define.
 	(monotonic_buffer_resource::~monotonic_buffer_resource()): Define.
 	* testsuite/20_util/monotonic_buffer_resource/93208.cc: New test.

 2020-01-09  François Dumont  <fdumont@gcc.gnu.org>

 	PR libstdc++/92124
 	* include/bits/hashtable.h (_Hashtable<>::__alloc_node_gen_t): New
 	template alias.
 	(_Hashtable<>::__fwd_value_for): New.
 	(_Hashtable<>::_M_assign_elements<>): Remove _NodeGenerator template
 	parameter.
 	(_Hashtable<>::_M_assign<>): Add _Ht template parameter.
 	(_Hashtable<>::operator=(const _Hashtable<>&)): Adapt.
 	(_Hashtable<>::_M_move_assign): Adapt. Replace std::move_if_noexcept
 	with std::move.
 	(_Hashtable<>::_Hashtable(const _Hashtable&)): Adapt.
 	(_Hashtable<>::_Hashtable(const _Hashtable&, const allocator_type&)):
 	Adapt.
 	(_Hashtable<>::_Hashtable(_Hashtable&&, const allocator_type&)):
 	Adapt.
 	* testsuite/23_containers/unordered_set/92124.cc: New.

 2020-01-08  Jonathan Wakely  <jwakely@redhat.com>

 	PR libstdc++/93201
 	* src/c++17/fs_ops.cc (do_remove_all): New function implementing more
 	detailed error reporting for remove_all. Check result of recursive
 	call before incrementing iterator.
 	(remove_all(const path&), remove_all(const path&, error_code&)): Use
 	do_remove_all.
 	* src/filesystem/ops.cc (remove_all(const path&, error_code&)): Check
 	result of recursive call before incrementing iterator.
 	* testsuite/27_io/filesystem/operations/remove_all.cc: Check errors
 	are reported correctly.
 	* testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.

 2020-01-07  Thomas Rodgers  <trodgers@redhat.com>

 	* include/std/condition_variable
 	(condition_variable_any::wait_on): Rename to match current draft
 	standard.
 	(condition_variable_any::wait_on_until): Likewise.
 	(condition_variable_any::wait_on_for): Likewise.
 	* testsuite/30_threads/condition_variable_any/stop_token/wait_on.cc:
 	Adjust tests to account for renamed methods.

 2020-01-07  François Dumont  <fdumont@gcc.gnu.org>

 	PR libstdc++/92124
 	* include/bits/stl_tree.h
 	(_Rb_tree<>::_M_move_assign(_Rb_tree&, false_type)): Replace
 	std::move_if_noexcept by std::move.
 	* testsuite/23_containers/map/92124.cc: New.
 	* testsuite/23_containers/set/92124.cc: New.

 2020-01-06  Jonathan Wakely  <jwakely@redhat.com>

 	* include/std/stop_token (stop_token): Remove operator!= (LWG 3254).
 	(stop_source): Likewise (LWG 3362).
 	* testsuite/30_threads/stop_token/stop_source.cc: Test equality
 	comparisons.

 	* include/bits/stl_algobase.h (__is_byte_iter, __min_cmp)
 	(lexicographical_compare_three_way): Do not depend on
 	__cpp_lib_concepts.
 	* include/std/version (__cpp_lib_three_way_comparison): Only define
 	when __cpp_lib_concepts is defined.
 	* libsupc++/compare (__cpp_lib_three_way_comparison): Likewise.

 2020-01-03  Jonathan Wakely  <jwakely@redhat.com>

 	* include/bits/stl_algobase.h (lexicographical_compare_three_way):
 	Only define four-argument overload when __cpp_lib_concepts is defined.

 2020-01-01  John David Anglin  <danglin@gcc.gnu.org>

 	* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.

 2020-01-01  Jakub Jelinek  <jakub@redhat.com>

 	Update copyright years.

 Copyright (C) 2020 Free Software Foundation, Inc.

 Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
 notice and this notice are preserved.
	2020-01-13 Jonathan Wakely <jwakely@redhat.com>

	PR libstdc++/93244
	* include/bits/fs_path.h (path::generic_string<C,A>)
	[_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Convert root-dir to forward-slash.
	* testsuite/27_io/filesystem/path/generic/generic_string.cc: Check
	root-dir is converted to forward slash in generic pathname.
	* testsuite/27_io/filesystem/path/generic/utf.cc: New test.
	* testsuite/27_io/filesystem/path/generic/wchar_t.cc: New test.

	PR libstdc++/58605
	* include/bits/atomic_base.h (__cpp_lib_atomic_value_initialization):
	Define.
	(__atomic_flag_base, __atomic_base, __atomic_base<_PTp*>)
	(__atomic_float): Add default member initializer for C++20.
	* include/std/atomic (atomic): Likewise.
	(atomic::atomic()): Remove noexcept-specifier on default constructor.
	* include/std/version (__cpp_lib_atomic_value_initialization): Define.
	* testsuite/29_atomics/atomic/cons/assign_neg.cc: Adjust dg-error line
	number.
	* testsuite/29_atomics/atomic/cons/copy_neg.cc: Likewise.
	* testsuite/29_atomics/atomic/cons/value_init.cc: New test.
	* testsuite/29_atomics/atomic_flag/cons/value_init.cc: New test.
	* testsuite/29_atomics/atomic_flag/requirements/trivial.cc: Adjust
	expected result for is_trivially_default_constructible.
	* testsuite/29_atomics/atomic_float/requirements.cc: Likewise.
	* testsuite/29_atomics/atomic_float/value_init.cc: New test.
	* testsuite/29_atomics/atomic_integral/cons/assign_neg.cc: Likewise.
	* testsuite/29_atomics/atomic_integral/cons/copy_neg.cc: Likewise.
	* testsuite/29_atomics/atomic_integral/cons/value_init.cc
	* testsuite/29_atomics/atomic_integral/requirements/trivial.cc: Adjust
	expected results for is_trivially_default_constructible.
	* testsuite/util/testsuite_common_types.h (has_trivial_dtor): Add
	new test generator.

	2020-01-10 Jonathan Wakely <jwakely@redhat.com>

	* testsuite/util/testsuite_iterators.h: Improve comment.

	* testsuite/25_algorithms/equal/deque_iterators/1.cc: Don't use C++11
	initialization syntax.

	PR libstdc++/92285
	* include/bits/streambuf_iterator.h (istreambuf_iterator): Make type
	of base class independent of __cplusplus value.
	[__cplusplus < 201103L] (istreambuf_iterator::reference): Override the
	type defined in the base class
	* testsuite/24_iterators/istreambuf_iterator/92285.cc: New test.
	* testsuite/24_iterators/istreambuf_iterator/requirements/
	base_classes.cc: Adjust expected base class for C++98.

	2020-01-09 Olivier Hainque <hainque@adacore.com>

	* doc/xml/manual/appendix_contributing.xml: Document _C2
	as a reserved identifier, by VxWorks.
	* include/bits/stl_map.h: Rename _C2 template typenames as _Cmp2.
	* include/bits/stl_multimap.h: Likewise.

	2020-01-09 Jonathan Wakely <jwakely@redhat.com>

	* include/ext/extptr_allocator.h (_ExtPtr_allocator::operator==)
	(_ExtPtr_allocator::operator!=): Add missing const qualifiers.
	* include/ext/pointer.h (readable_traits<_Pointer_adapter<S>>): Add
	partial specialization to disambiguate the two constrained
	specializations.

	* include/experimental/type_traits (experimental::is_pod_v): Disable
	-Wdeprecated-declarations warnings around reference to std::is_pod.
	* include/std/type_traits (is_pod_v): Likewise.
	* testsuite/18_support/max_align_t/requirements/2.cc: Also check
	is_standard_layout and is_trivial. Do not check is_pod for C++20.
	* testsuite/20_util/is_pod/requirements/explicit_instantiation.cc:
	Add -Wno-deprecated for C++20.
	* testsuite/20_util/is_pod/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_pod/value.cc: Likewise.
	* testsuite/experimental/type_traits/value.cc: Likewise.

	2020-01-09 JeanHeyd "ThePhD" Meneide <phdofthehouse@gmail.com>

	* include/bits/c++config (_GLIBCXX20_DEPRECATED): Add new macro.
	* include/std/type_traits (is_pod, is_pod_v): Deprecate for C++20.
	* testuite/20_util/is_pod/deprecated-2a.cc: New test.

	2020-01-09 Jonathan Wakely <jwakely@redhat.com>

	PR libstdc++/93205
	* include/bits/random.h (operator>>): Check stream operation succeeds.
	* include/bits/random.tcc (operator<<): Remove redundant __ostream_type
	typedefs.
	(operator>>): Remove redundant __istream_type typedefs. Check stream
	operations succeed.
	(__extract_params): New function to fill a vector from a stream.
	* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error line.

	PR libstdc++/93208
	* config/abi/pre/gnu.ver: Add new exports.
	* include/std/memory_resource (memory_resource::~memory_resource()):
	Do not define inline.
	(monotonic_buffer_resource::~monotonic_buffer_resource()): Likewise.
	* src/c++17/memory_resource.cc (memory_resource::~memory_resource()):
	Define.
	(monotonic_buffer_resource::~monotonic_buffer_resource()): Define.
	* testsuite/20_util/monotonic_buffer_resource/93208.cc: New test.

	2020-01-09 François Dumont <fdumont@gcc.gnu.org>

	PR libstdc++/92124
	* include/bits/hashtable.h (_Hashtable<>::__alloc_node_gen_t): New
	template alias.
	(_Hashtable<>::__fwd_value_for): New.
	(_Hashtable<>::_M_assign_elements<>): Remove _NodeGenerator template
	parameter.
	(_Hashtable<>::_M_assign<>): Add _Ht template parameter.
	(_Hashtable<>::operator=(const _Hashtable<>&)): Adapt.
	(_Hashtable<>::_M_move_assign): Adapt. Replace std::move_if_noexcept
	with std::move.
	(_Hashtable<>::_Hashtable(const _Hashtable&)): Adapt.
	(_Hashtable<>::_Hashtable(const _Hashtable&, const allocator_type&)):
	Adapt.
	(_Hashtable<>::_Hashtable(_Hashtable&&, const allocator_type&)):
	Adapt.
	* testsuite/23_containers/unordered_set/92124.cc: New.

	2020-01-08 Jonathan Wakely <jwakely@redhat.com>

	PR libstdc++/93201
	* src/c++17/fs_ops.cc (do_remove_all): New function implementing more
	detailed error reporting for remove_all. Check result of recursive
	call before incrementing iterator.
	(remove_all(const path&), remove_all(const path&, error_code&)): Use
	do_remove_all.
	* src/filesystem/ops.cc (remove_all(const path&, error_code&)): Check
	result of recursive call before incrementing iterator.
	* testsuite/27_io/filesystem/operations/remove_all.cc: Check errors
	are reported correctly.
	* testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.

	2020-01-07 Thomas Rodgers <trodgers@redhat.com>

	* include/std/condition_variable
	(condition_variable_any::wait_on): Rename to match current draft
	standard.
	(condition_variable_any::wait_on_until): Likewise.
	(condition_variable_any::wait_on_for): Likewise.
	* testsuite/30_threads/condition_variable_any/stop_token/wait_on.cc:
	Adjust tests to account for renamed methods.

	2020-01-07 François Dumont <fdumont@gcc.gnu.org>

	PR libstdc++/92124
	* include/bits/stl_tree.h
	(_Rb_tree<>::_M_move_assign(_Rb_tree&, false_type)): Replace
	std::move_if_noexcept by std::move.
	* testsuite/23_containers/map/92124.cc: New.
	* testsuite/23_containers/set/92124.cc: New.

	2020-01-06 Jonathan Wakely <jwakely@redhat.com>

	* include/std/stop_token (stop_token): Remove operator!= (LWG 3254).
	(stop_source): Likewise (LWG 3362).
	* testsuite/30_threads/stop_token/stop_source.cc: Test equality
	comparisons.

	* include/bits/stl_algobase.h (__is_byte_iter, __min_cmp)
	(lexicographical_compare_three_way): Do not depend on
	__cpp_lib_concepts.
	* include/std/version (__cpp_lib_three_way_comparison): Only define
	when __cpp_lib_concepts is defined.
	* libsupc++/compare (__cpp_lib_three_way_comparison): Likewise.

	2020-01-03 Jonathan Wakely <jwakely@redhat.com>

	* include/bits/stl_algobase.h (lexicographical_compare_three_way):
	Only define four-argument overload when __cpp_lib_concepts is defined.

	2020-01-01 John David Anglin <danglin@gcc.gnu.org>

	* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.

	2020-01-01 Jakub Jelinek <jakub@redhat.com>

	Update copyright years.

	Copyright (C) 2020 Free Software Foundation, Inc.

	Copying and distribution of this file, with or without modification,
	are permitted in any medium without royalty provided the copyright
	notice and this notice are preserved.