2020-01-13 Jonathan Wakely PR libstdc++/93244 * include/bits/fs_path.h (path::generic_string) [_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 * 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 * 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 * include/ext/extptr_allocator.h (_ExtPtr_allocator::operator==) (_ExtPtr_allocator::operator!=): Add missing const qualifiers. * include/ext/pointer.h (readable_traits<_Pointer_adapter>): 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 * 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 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 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 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 * 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 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 * 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 * 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 * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update. 2020-01-01 Jakub Jelinek 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.