2015-06-29 François Dumont <fdumont@gcc.gnu.org>

[official-gcc.git] / libstdc++-v3 / ChangeLog

2015-06-29  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/stl_iterator_base_types.h (_Iter_base): Limit definition
        to pre-C++11 mode.
        * include/debug/functions.h
        (__gnu_debug::__valid_range, __gnu_debug::__base): Move...
        * include/debug/safe_iterator.h
        (__gnu_debug::_Sequence_traits): New.
        (__gnu_debug::__get_distance_from_begin): New.
        (__gnu_debug::__get_distance_to_end): New.
        (__gnu_debug::_Safe_iterator<>::_M_valid_range): Expose iterator range
        distance information. Add optional check_dereferenceable parameter,
        default true.
        (__gnu_debug::_Distance_precision, __gnu_debug::__get_distance): Move
        default definition...
        (__gnu_debug::__get_distance): New overload for _Safe_iterator.
        (__gnu_debug::__unsafe): Likewise.
        * include/debug/helper_functions.h: ...here. New.
        (__gnu_debug::__unsafe): New helper function to remove safe iterator
        layer.
        * include/debug/stl_iterator.h: New. Include latter.
        * include/bits/stl_iterator.h: Include latter in debug mode.
        * include/debug/stl_iterator.tcc: Adapt.
        * include/debug/safe_local_iterator.h (__gnu_debug::__get_distance): Add
        overload for _Safe_local_iterator.
        (__gnu_debug::__unsafe): Likewise.
        * include/debug/safe_local_iterator.tcc: Adapt.
        * include/debug/macros.h (__glibcxx_check_valid_range2): New.
        (__glibcxx_check_insert_range): Add _Dist parameter.
        (__glibcxx_check_insert_range_after): Likewise.
        (__glibcxx_check_string, __glibcxx_check_string_len): Implement using
        _GLIBCXX_DEBUG_PEDASSERT.
        * include/debug/deque (deque<>::assign): Remove iterator debug layer
        when possible.
        (deque<>::insert): Likewise.
        * include/debug/forward_list (__glibcxx_check_valid_fl_range): New.
        (forward_list<>::splice_after): Use latter.
        (forward_list<>::assign): Remove iterator debug layer when possible.
        (forward_list<>::insert_after): Likewise.
        (__gnu_debug::_Sequence_traits<>): Partial specialization.
        * include/debug/list (list<>::assign): Remove iterator debug layer when
        possible.
        (list<>::insert): Likewise.
        [__gnu_debug::_Sequence_traits<>]: Partial specialization pre C++11 ABI.
        * include/debug/map.h (map<>::insert): Remove iterator debug layer when
        possible.
        * include/debug/multimap.h (multimap<>::insert): Likewise.
        * include/debug/set.h (set<>::insert): Likewise.
        * include/debug/multiset.h (multiset<>::insert): Likewise.
        * include/debug/string (basic_string<>::append, basic_string<>::assign,
        basic_string<>::insert, basic_string<>::replace): Likewise.
        * include/debug/unordered_map
        (unordered_map<>::insert, unordered_multimap<>::insert): Likewise.
        * include/debug/unordered_set
        (unordered_set<>::insert, unordered_multiset<>insert): Likewise.
        * include/debug/vector
        (vector<>::assign, vector<>::insert): Likewise.
        * include/Makefile.am: Add new debug headers.
        * include/Makefile.in: Regenerate.

2015-06-26  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/intro.xml: Document LWG 2108 status.
        * include/bits/alloc_traits.h (allocator_traits::is_always_equal):
        Define.
        * include/bits/allocator.h (allocator::is_always_equal): Likewise.
        * include/bits/forward_list.h
        (forward_list::operator=(forward_list&&)): Use __bool_constant.
        (forward_list::swap(forward_list&)): Add noexcept.
        * include/bits/hashtable.h (_Hashtable::operator=(_Hashtable&&)):
        Likewise.
        (_Hashtable::swap(_Hashtable&)): Likewise.
        * include/bits/stl_deque.h (_Deque_base::_Deque_base(_Deque_base&&)):
        Use _Alloc_traits::is_always_equal.
        (deque::operator=(deque&&)): Likewise.
        (deque::_M_move_assign1(deque&&, false_type)): Add comment and use
        __bool_constant.
        (swap(deque&, deque&)): Add noexcept.
        * include/bits/stl_list.h (list::operator=(list&&)): Use
        __bool_constant.
        (swap(list&, list&)): Add noexcept.
        * include/bits/stl_map.h (map::swap(map&)): Include _Compare in
        noexcept.
        (swap(map&, map&)): Add noexcept.
        * include/bits/stl_multimap.h (multimap::swap(multimap&)): Include
        _Compare in noexcept.
        (swap(multimap&, multimap&)): Add noexcept.
        * include/bits/stl_multiset.h (multiset::swap(multiset&)): Include
        _Compare in noexcept.
        (swap(multiset&, multiset&)): Add noexcept.
        * include/bits/stl_set.h (set::swap(set&)): Include _Compare in
        noexcept.
        (swap(set&, set&)): Add noexcept.
        * include/bits/stl_tree.h (_Rb_tree::operator=(_Rb_tree&&)): Include
        _Compare in noexcept.
        (_Rb_tree::_Rb_tree(_Rb_tree&&, _Node_alloc_type&&)): Use
        is_always_equal.
        * include/bits/stl_vector.h (vector::operator=(vector&&)): Use
        __bool_constant.
        (swap(vector&, vector&)): Add noexcept.
        * include/bits/unordered_map.h (swap(unordered_map&, unordered_map&),
        swap(unordered_multimap& unordered_multimap&)): Add noexcept.
        * include/bits/unordered_set.h (swap(unordered_set&, unordered_set&),
        swap(unordered_multiset& unordered_multiset&)): Add noexcept.
        * include/ext/alloc_traits.h (__allocator_always_compares_equal):
        Remove.
        (__alloc_traits::_S_always_equal()): Use is_always_equal instead of
        __allocator_always_compares_equal.
        * include/ext/array_allocator.h (array_allocator::is_always_equal):
        Define.
        * include/std/scoped_allocator (__any_of, __propagate_on_copy,
        __propagate_on_move, __propagate_on_swap): Remove.
        (scoped_allocator_adaptor::propagate_on_container_copy_assignment,
        scoped_allocator_adaptor::propagate_on_container_move_assignment,
        scoped_allocator_adaptor::propagate_on_container_swap): Define with
        __and_ instead of __any_of.
        (scoped_allocator_adaptor::is_always_equal): Define.
        * testsuite/20_util/allocator_traits/members/is_always_equal.cc: New.
        * testsuite/20_util/scoped_allocator/propagation.cc: Make traits
        derive from true_type or false_type.
        * testsuite/23_containers/deque/allocator/move_assign-2.cc: Add
        is_always_equal member and remove the trait specialization.
        * testsuite/23_containers/vector/52591.cc: Likewise.
        * testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
        Adjust dg-error line number.
        * testsuite/23_containers/deque/requirements/dr438/
        constructor_1_neg.cc: Likewise.
        * testsuite/23_containers/deque/requirements/dr438/
        constructor_2_neg.cc: Likewise.
        * testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
        Likewise.
        * testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
        Likewise.
        * testsuite/23_containers/vector/requirements/dr438/
        constructor_1_neg.cc: Likewise.
        * testsuite/23_containers/vector/requirements/dr438/
        constructor_2_neg.cc: Likewise.
        * testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
        Likewise.

        * include/bits/stl_bvector.h (vector<bool>::vector()): Add noexcept.
        * include/bits/stl_map.h (map::map()): Likewise.
        * include/bits/stl_multimap.h (multimap::multimap()): Likewise.
        * include/bits/stl_multiset.h (multiset::multiset()): Likewise.
        * include/bits/stl_set.h (set::set()): Likewise.

2015-06-25  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/locale_conv.h (__do_str_codecvt): Set __count.

2015-06-24  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/basic_string.h (basic_string<>::front()): Add !empty
        debug check.
        (basic_string<>::back()): Likewise.
        (basic_string<>::pop_back()): Likewise.

2015-06-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
        dg-error line numbers.
        * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
        Likewise.

2015-06-23  François Dumont  <fdumont@gcc.gnu.org>

        * include/debug/array: Include <array>. Add version namespace when
        specializing tuple interface to array. Add specialization for
        __is_tuple_like_impl.
        * include/profile/array: Likewise.
        * include/std/array: Include <utility>. Add specialization for
        __is_tuple_like_impl.
        * include/std/tuple
        (__is_tuple_like_impl<>, __is_tuple_like_impl<pair>): Move...
        * include/std/utility: ... here. Include <type_traits>.
        * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust
        dg-error line number.
        * testsuite/23_containers/array/tuple_interface/
        tuple_element_debug_neg.cc: Likewise.

2015-06-22  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/26_numerics/complex/value_operations/1.cc: Use
        non-negative rho argument.

        * include/debug/list (__gnu_debug::list): Use allocator-aware
        _Safe_container base.
        * include/debug/string (__gnu_debug::basic_string): Use
        allocator-aware _Safe_container base for cxx11 ABI.

        * include/bits/locale_conv.h (__do_str_codecvt): Handle empty range.
        (wstring_convert): Move into __cxx11 namespace.
        (wbuffer_convert(streambuf*, _Codecvt*, state_type)): Fix exception
        message.

        PR libstdc++/64657
        * include/bits/stl_uninitialized.h
        (__uninitialized_copy::__uninit_copy): Cast expression to void.

2015-06-17  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/55409
        * include/bits/list.tcc (_List_base::_M_clear()): Use allocator traits.
        (list::list(const list&)): Use allocator propagation trait. Use
        _M_assign_dispatch to copy elements.
        * include/bits/stl_list.h (_List_node): Use __aligned_membuf in C++11.
        (_List_node::_M_valptr()): Add accessor for stored value.
        (_List_iterator, _List_const_iterator, _List_base): Use _M_valptr().
        (_List_base, list): Use allocator traits.
        (_List_base::_M_get_Tp_allocator, _List_base::get_allocator): Remove.
        (_List_base::_M_move_nodes): New function.
        (_List_base(_List_base&&)): Use _M_move_nodes.
        (_List_base(_List_base&&, _Node_alloc_type&&)): New constructor.
        (list::_M_create_node, list::_M_erase, list::max_size): Use allocator
        traits.
        (list(size_type)): Add allocator parameter.
        (list(const list&)): Use allocator propagation trait.
        (list(const list&, const allocator_type&)): New constructor.
        (list(list&&, const allocator_type&)): Likewise.
        (list::operator=(list&&), list::swap(list&)): Use allocator
        propagation traits.
        (list::_M_move_assign): New functions.
        * include/debug/list: Add allocator-extended constructors.
        * include/profile/list: Likewise.
        * python/libstdcxx/v6/printers.py (get_value_from_list_node): New
        function to get value from _List_node.
        (StdListPrinter): Use get_value_from_list_node.
        * testsuite/23_containers/list/allocator/copy.cc: New.
        * testsuite/23_containers/list/allocator/copy_assign.cc: New.
        * testsuite/23_containers/list/allocator/minimal.cc: New.
        * testsuite/23_containers/list/allocator/move.cc: New.
        * testsuite/23_containers/list/allocator/move_assign.cc: New.
        * testsuite/23_containers/list/allocator/noexcept.cc: New.
        * testsuite/23_containers/list/allocator/swap.cc: New.
        * testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
        Adjust dg-prune-output line number.
        * testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
        Likewise.

        * include/bits/forward_list.h
        (_Fwd_list_base(const _Node_alloc_type&)): Change parameter to
        rvalue-reference.
        (_Fwd_list_base(_Fwd_list_base&&, const _Node_alloc_type&)): Likewise.
        (forward_list(const _Alloc&)): Split default constructor out to
        separate function.
        (forward_list(forward_list&&, const _Alloc&)): Move elements if base
        class didn't do so.
        (forward_list::_M_move_assign(forward_list&&, true_type)): Replace
        swap call with two assignments.
        * include/bits/forward_list.tcc
        (_Fwd_list_base(_Fwd_list_base&&, const _Node_alloc_type&)): Don't
        move elements when allocators are not equal.
        * include/debug/forward_list (forward_list(const allocator_type&)):
        Split default constructor out to separate function.
        * include/profile/forward_list (forward_list(const _Alloc&)):
        Likewise.

        * include/bits/forward_list.h (forward_list::_M_get_Node_allocator):
        Remove unnecessary uses of operator& and static_cast.
        * include/bits/forward_list.tcc
        (forward_list::operator=(const forward_list&)): Use __addressof
        instead of operator&.
        (forward_list::remove(const _Tp&), forward_list::remove(_Pred)):
        Remove invalid static_casts.
        * include/debug/forward_list: Use __addressof instead of operator&.
        * testsuite/23_containers/forward_list/modifiers/addressof.cc: New.

        * include/ext/alloc_traits.h (__alloc_traits::_S_nothrow_swap()): Use
        __is_nothrow_swappable.

2015-06-16  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/allocated_ptr.h (__allocated_ptr): Use __addressof.

        * include/bits/list.tcc (list::operator=(const list&), list::merge):
        Use __addressof instead of operator&.
        (list::sort): Use array-to-pointer decay instead of operator&.
        * include/bits/stl_list.h (list::splice): Use __addressof instead of
        operator&.
        * include/debug/formatter.h (_Error_formatter::_Parameter::_Parameter):
        Likewise.
        * include/debug/functions.h (__check_singular): Likewise.
        * include/debug/list (list::splice, list::merge): Likewise.
        * testsuite/23_containers/list/modifiers/addressof.cc: New.

        PR libstdc++/65393
        * src/c++11/thread.cc (thread::_M_make_thread): Replace shared_ptr
        copies with moves.

2015-06-12  Jonathan Wakely  <jwakely@redhat.com>

        * include/precompiled/stdc++.h: Include <codecvt> and <shared_mutex>.

        PR libstdc++/66464
        * src/c++11/codecvt.cc (codecvt_utf16_base<char32_t>::do_max_length):
        Return 4 not 3.

2015-06-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR c++/66192
        PR target/66200
        * config/cpu/alpha/atomic_word.h: Remove.
        * config/cpu/ia64/atomic_word.h: Remove.
        * config/cpu/powerpc/atomic_word.h: Remove.
        * config/os/aix/atomic_word.h: Remove.
        * configure.host (atomic_word_dir) [ia64, aix*, powerpc, alpha]:
        Use generic definition.

2015-06-12  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR target/66200
        PR c++/66192
        * * config/cpu/generic/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER): Define
        (_GLIBCXX_WRITE_MEM_BARRIER): Likewise
        * include/bits/shared_ptr_base.h: Use ACQ_REL barrier.
        * include/ext/atomicity.h: Likewise.
        * include/tr1/shared_ptr.h: Likewise.
        * libsupc++/guard.cc (__test_and_acquire): Rewrite with atomics.
        Update comment.
        (__set_and_release): Likewise.
        * testsuite/20_util/shared_ptr/cons/43820_neg.cc (test01): Adjust for
        line numbers.
        * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
        * testsuite/tr1/2_general_utilities/shared_ptr/cons/43820_neg.cc:
        Likewise.

2015-06-12  Jonathan Wakely  <jwakely@redhat.com>

        * include/std/tuple (__is_tuple_like_impl): Disambiguate array in
        debug and profile modes.
        * testsuite/25_algorithms/headers/algorithm/synopsis.cc: Adjust tests
        for swap in C++11 and later.

2015-06-09  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/66030
        * config/abi/pre/gnu.ver: Export codecvt_byname and codecvt symbols
        for mingw32.

2015-06-08  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/66441
        * testsuite/22_locale/conversions/string/66441.cc: New.
        * include/bits/locale_conv.h (__do_str_codecvt): Reserve enough space
        in the output string for BOM and complete result.

        PR libstdc++/66417
        * src/c++11/codecvt.cc (write_utf16_code_point): Use adjust_byte_order
        for single UTF-16 units.
        * testsuite/22_locale/codecvt/codecvt_utf16/66417.cc: New.

2015-06-07  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/stl_tree.h (_Rb_tree<>::__is_transparent<>): Move to
        outer scope and rename to ...
        (std::__hash_is_transparent<>): ... this.
        * include/debug/stl_map.h (map::find<>,
        map::lower_bound<>, map::upper_bound<>, map::equal_range<>): New
        member function templates to perform heterogeneous lookup.
        * include/debug/stl_multimap.h (multimap::find<>,
        multimap::lower_bound<>, multimap::upper_bound<>,
        multimap::equal_range<>): Likewise.
        * include/debug/stl_multiset.h (multiset::find<>,
        multiset::lower_bound<>, multiset::upper_bound<>,
        multiset::equal_range<>): Likewise.
        * include/debug/stl_set.h (set::find<>,
        set::lower_bound<>, set::upper_bound<>, set::equal_range<>): Likewise.
        * include/profile/stl_map.h (map::find<>, map::count<>,
        map::lower_bound<>, map::upper_bound<>, map::equal_range<>): Likewise.
        * include/profile/stl_multimap.h (multimap::find<>, multimap::count<>,
        multimap::lower_bound<>, multimap::upper_bound<>,
        multimap::equal_range<>): Likewise.
        * include/profile/stl_multiset.h (multiset::find<>, multiset::count<>,
        multiset::lower_bound<>, multiset::upper_bound<>,
        multiset::equal_range<>): Likewise.
        * include/profile/stl_set.h (set::find<>, set::count<>,
        set::lower_bound<>, set::upper_bound<>, set::equal_range<>): Likewise.
        * testsuite/23_containers/map/operations/1.cc: Check const variants.
        * testsuite/23_containers/multimap/operations/1.cc: Likewise.
        * testsuite/23_containers/multiset/operations/1.cc: Likewise.
        * testsuite/23_containers/set/operations/1.cc: Likewise.

2015-06-05  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2017.xml: Update status tables.
        * doc/html/manual/*: Regenerate.
        * include/std/type_traits (bool_constant): Define.
        * testsuite/20_util/bool_constant/requirements.cc: New.
        * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error.
        * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
        Likewise.
        * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
        Likewise.

        * include/std/shared_mutex (__shared_mutex_pthread,
        __shared_mutex_cv): New helper types implementing the shared mutex
        requirements.
        (shared_mutex): New type for C++17.
        (shared_timed_mutex): Derive from one of the new helper types.
        * testsuite/30_threads/shared_mutex/cons/1.cc: New.
        * testsuite/30_threads/shared_mutex/cons/assign_neg.cc: New.
        * testsuite/30_threads/shared_mutex/cons/copy_neg.cc: New.
        * testsuite/30_threads/shared_mutex/requirements/standard_layout.cc:
        New.
        * testsuite/30_threads/shared_mutex/try_lock/1.cc: New.
        * testsuite/30_threads/shared_mutex/try_lock/2.cc: New.

2015-06-05  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Add __is_nothrow_swappable and take it into use.
        * include/bits/algorithmfwd.h (swap): Only declare for C++98 mode.
        * include/bits/move.h (swap): Add constraints in C++11 and later.
        * include/bits/stl_pair.h (swap): Use __is_nothrow_swappable
        for the free swap function for pair.
        * include/bits/stl_queue.h (swap): Use __is_nothrow_swappable
        for the free swap functions for queue and priority_queue.
        * include/bits/stl_stack.h (swap): Use __is_nothrow_swappable
        for the free swap function for stack.
        * include/debug/array (swap): Use __is_nothrow_swappable
        for the free swap function for array.
        * include/profile/array (swap): Likewise.
        * include/std/array (swap): Likewise.
        * include/std/tuple (_Tuple_impl::_M_swap): Use __is_nothrow_swappable.
        * include/std/type_traits (__is_swappable_impl::__is_swappable,
        __is_nothrow_swappable_impl, __is_nothrow_swappable): New.
        * testsuite/20_util/is_nothrow_swappable/requirements/
        explicit_instantiation.cc: New.
        * testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc:
        New.
        * testsuite/20_util/is_nothrow_swappable/value.cc: New.

2015-06-03  François Dumont  fdumont@gcc.gnu.org>

        * testsuite/23_containers/list/61347.cc: Add dg-require-normal-mode.

2015-06-02  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/abi.xml: Document versioning for 5.1.0 release.
        * doc/html/manual/*: Regenerate.

        * doc/html/ext/lwg-active.html: Update to R93.
        * doc/html/ext/lwg-closed.html: Likewise.
        * doc/html/ext/lwg-defects.html: Likewise.
        * doc/html/manual/*: Regenerate.
        * doc/xml/manual/intro.xml: Document status of several DRs.

2015-06-02  Renlin Li  <renlin.li@arm.com>

        * testsuite/27_io/fpos/14775.cc: Add _GLIBCXX_HAVE_LIMIT_FSIZE check.

2015-06-01  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/lib/libstdc++.exp (libstdc++_init): Unset LANGUAGE
        environment variable.

2015-05-31  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/66354
        * include/bits/stl_algobase.h (__fill_a): Check length before calling
        memset.

2015-05-30  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/stl_algobase.h (__equal<true>::equal): Check length
        instead of checking for null pointers.
        (__lexicographical_compare<true>::__lc): Only check shorter length.

2015-05-29  François Dumont  fdumont@gcc.gnu.org>

        * include/debug/debug.h (_GLIBCXX_DEBUG_ASSERT,
        _GLIBCXX_DEBUG_PEDASSERT, _GLIBCXX_DEBUG_ONLY): Move definition...
        * include/debug/assertions.h: ...here, new.
        * include/debug/formatter.h
        (_Error_formatter::_Is_iterator_value_type): New.
        (_Error_formatter::_Is_instance): New.
        (_Error_formatter::_Parameter): Make public and not friend anymore.
        (_Error_formatter::_Parameter::__instance): New _M_kind enum entry.
        (_Error_formatter::_Parameter::__iterator_value_type): New _M_kind enum
        entry.
        (_Error_formatter::_Parameter::_Type): New.
        (_Error_formatter::_Parameter::_Instance): New, inherit from
        latter.
        (union _Error_formatter::_Parameter::_M_variant): Reorganize.
        (_Parameter(_Iterator const&, const char*, _Is_iterator)): Make all
        overloads take iterator through a const reference.
        (_Parameter(const _Iterator&, const char*, _Is_iterator_value_type)):
        New.
        (_Parameter(const _Type&, const char*, _Is_instance)): New.
        (_Error_formatter::_M_print_type): Delete.
        (_Error_formatter::_M_iterator_value_type): New.
        (_Error_formatter::_M_instance): New.
        * include/Makefile.am: Add new above debug file.
        * include/Makefile.in: Regenerate.
        * include/debug/functions.h
        (__check_dereferenceable(const _Safe_iterator<>&),
        __valid_range(const _Safe_iterator<>&),
        __is_safe_random_iterator<_Safe_iterator<>>): Move...
        * include/debug/safe_iterator.h: ... here.
        Replace debug.h include with assertions.h.
        (__check_singular_aux): Move...
        * include/debug/safe_base.h: ... here.
        * include/debug/functions.h
        (__check_dereferenceable(const _Safe_local_iterator<>&),
        __valid_range(const _Safe_local_iterator<>&): Move...
        * include/debug/safe_local_iterator.h: ...here.
        * include/debug/safe_sequence.h: Replace debug.h with assertions.h.
        Remove _Safe_iterator declaration.
        * include/debug/safe_unordered_container.h: Replace debug.h with
        assertions.h.
        * include/debug/array: Replace safe_sequence.h include with
        formatter.h and macros.h.
        * include/debug/deque: Include functions.tcc.
        * include/debug/forward_list: Likewise.
        * include/debug/list: Likewise.
        * include/debug/string: Likewise.
        * include/debug/vector: Likewise.
        * include/bits/unique_ptr.h: Replace debug.h include with new
        assertions.h.
        * include/bits/stl_iterator_base_funcs.h: Likewise.
        * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
        Adjust dg-error line number.
        * testsuite/23_containers/array/tuple_interface/
        tuple_element_debug_neg.cc: Likewise.
        * src/c++11/debug.cc: Adapt.

2015-05-29  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2017.xml: Fix duplicate ID attribute.
        * doc/html/manual/*: Regenerate.

        * include/std/future (__async_result_of): New alias template.
        (async): Use __async_result_of to pass decayed types to result_of.
        * testsuite/30_threads/async/lwg2021.cc: New.
        * doc/xml/manual/intro.xml: Document LWG 2021 status.

        PR libstdc++/66327
        * include/bits/stl_algobase.h (__equal<true>::equal): Do not call
        memcmp with null pointers.
        (__lexicographical_compare<true>::__lc): Do not call memcmp for empty
        ranges.

2015-05-28  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65352
        * include/profile/array (array::data): Use _S_ptr.
        * include/debug/array (array::data): Likewise.

        PR libstdc++/65352
        * include/std/array (__array_traits::_S_ptr): New function.
        (array::data): Use _S_ptr to avoid creating invalid reference.
        * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
        dg-error line numbers.
        * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
        likewise.

2015-05-27  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/stl_tree.h (_Rb_tree::_M_end()): Return _Base_ptr
        instead of downcasting.
        (_Rb_tree::_M_copy): Change second parameter to _Base_ptr.
        (_Rb_tree::_M_lower_bound, _Rb_tree:_M_upper_bound): Likewise.
        (_Rb_tree::_S_iter): Remove.
        (_Rb_tree::_S_lower_bound_tr, _Rb_tree::_S_upper_bound_tr): Remove.
        (_Rb_tree::_M_find_tr(const _Kt&) const): Call _M_lower_bound_tr
        instead of _S_lower_bound_tr
        (_Rb_tree::_M_find_tr(const _Kt&)): Call const overload.
        (_Rb_tree::_M_lower_bound_tr(const _Kt&) const): Do the search here
        instead of calling _S_lower_bound_tr.
        (_Rb_tree::_M_lower_bound_tr(const _Kt&)): Call const overload.
        (_Rb_tree::_M_upper_bound_tr(const _Kt&) const): Do the search here
        instead of calling _S_upper_bound_tr.
        (_Rb_tree::_M_upper_bound_tr(const _Kt&)): Call const overload.
        (_Rb_tree::_M_equal_range_tr(const _Kt&)): Likewise.
        (_Rb_tree::equal_range): Use _Base_ptr for end pointer.
        (_Rb_tree::_M_get_insert_unique_pos): Likewise.
        (_Rb_tree::_M_get_insert_equal_pos): Likewise.
        (_Rb_tree::_M_insert_equal_lower_node): Likewise.
        (_Rb_tree::_M_insert_unique, _Rb_tree::_M_emplace_unique,
        _Rb_tree::_M_emplace_hint_unique): Remove static_cast.

        PR libstdc++/66017
        * include/bits/stl_tree.h (_Rb_tree_node): Use __aligned_membuf.
        (_Rb_tree_iterator, _Rb_tree_const_iterator): Support construction
        from _Base_ptr.
        (_Rb_tree_const_iterator::_M_const_cast): Remove static_cast.
        (_Rb_tree::begin, _Rb_tree::end): Remove static_cast.
        * include/ext/aligned_buffer.h (__aligned_membuf): New type using
        alignment of _Tp as a member subobject, not as a complete object.
        * python/libstdcxx/v6/printers.py (StdRbtreeIteratorPrinter): Lookup
        _Link_type manually as it might not be in the debug info.

2015-05-26  Doug Evans  <dje@google.com>

        * python/libstdcxx/v6/xmethods.py (UniquePtrMethodsMatcher): Add
        operator-> support.
        * testsuite/libstdc++-xmethods/unique_ptr.cc: Add tests for
        operator->.

2015-05-26  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/locale_conv.h: Fix copyright years.
        * include/bits/quoted_string.h: Likewise.
        * src/filesystem/Makefile.am: Likewise.
        * testsuite/22_locale/conversions/buffer/1.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/requirements/typedefs-2.cc:
        Likewise.
        * testsuite/22_locale/conversions/string/requirements/typedefs.cc:
        Likewise.
        * testsuite/util/testsuite_fs.h: Likewise.

2015-05-23  François Dumont  fdumont@gcc.gnu.org>

        PR libstdc++/64657
        * include/debug/functions.h (__check_sorted_aux): Cast expression to
        void.

2015-05-21  David Edelsohn  <dje.gcc@gmail.com>

        PR target/66224
        * config/cpu/powerpc/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER):
        Don't use isync. Use lwsync if available.
        * configure.host (atomic_word_dir) [aix[56789]*]: Delete to use
        powerpc cpu definition.

2015-05-21  Jason Merrill  <jason@redhat.com>

        * libsupc++/del_opv.cc: Suppress -Wsized-deallocation.
        * libsupc++/del_op.cc: Likewise.

2015-05-20  François Dumont  fdumont@gcc.gnu.org>

        * include/debug/formatter.h (_GLIBCXX_TYPEID): New macro to simplify
        usage of typeid.
        (_Error_formatter::_M_print_type): New.
        * src/c++11/debug.cc
        (_Error_formatter::_Parameter::_M_print_field): Use latter.
        (_Error_formatter::_M_print_type): Implement latter using
        __cxaabiv1::__cxa_demangle to print demangled type name.

        * include/bits/cpp_type_traits.h
        (std::move_iterator): Delete declaration.
        (std::__is_move_iterator<move_iterator>): Move partial specialization...
        * include/bits/stl_iterator.h: ... here.
        (std::__miter_base): Overloads for std::reverse_iterator and
        std::move_iterator.
        * include/bits/stl_algobase.h (std::__miter_base): Provide default
        implementation.

2015-05-20  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/util/testsuite_fs.h (nonexistent_path): Don't use tempnam.

        PR libstdc++/66078
        * include/bits/stl_iterator.h (__make_move_if_noexcept_iterator): Add
        overload for pointers.
        * testsuite/20_util/specialized_algorithms/uninitialized_copy/
        808590.cc: Add -std=gnu++03 switch.
        * testsuite/20_util/specialized_algorithms/uninitialized_copy/
        808590-cxx11.cc: Copy of 808590.cc to test with -std=gnu++11.
        * testsuite/23_containers/vector/modifiers/push_back/
        strong_guarantee.cc: New.

2015-05-19  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/stl_list.h (_M_resize_pos(size_type&)): Declare.
        (operator==(const list&, const list&)): If size() is O(1) compare
        sizes before comparing each element.
        * include/bits/list.tcc (list::_M_resize_pos(size_type&)): Define.
        (list::resize): Use _M_resize_pos.

2015-05-19  François Dumont  <fdumont@gcc.gnu.org>

        * testsuite/23_containers/unordered_map/cons/66055.cc: Add constructor
        invocations.
        * testsuite/23_containers/unordered_multimap/cons/66055.cc: Likewise.
        * testsuite/23_containers/unordered_multiset/cons/66055.cc: Likewise.
        * testsuite/23_containers/unordered_set/cons/66055.cc: Likewise.

2015-05-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * configure.host: Define cpu_defines_dir for ARM.
        * config/cpu/arm/cpu_defines.h: New file.

2015-05-17  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/unordered_map.h (unordered_map, unordered_multimap): Add
        missing constructors.
        * include/bits/unordered_set.h (unordered_set, unordered_multiset):
        Likewise.
        * include/debug/unordered_map (unordered_map, unordered_multimap): Add
        missing constructors.
        * include/debug/unordered_set (unordered_set, unordered_multiset):
        Likewise.
        * include/profile/unordered_map (unordered_map, unordered_multimap): Add
        missing constructors.
        * include/profile/unordered_set (unordered_set, unordered_multiset):
        Likewise.

2015-05-15  Jonathan Wakely  <jwakely@redhat.com>

        * src/filesystem/ops.cc (stat_type): Define alias for struct stat and
        use throughout the file.
        (make_file_type): New function.
        (file_size(const path&, error_code&)): Report an error for anything
        that isn't a regular file.
        (status(const path&), symlink_status(const path&)): Do not throw for
        file_type::not_found.
        (temp_directory_path()): Check additional environment variables.
        * testsuite/experimental/filesystem/operations/exists.cc: New.
        * testsuite/experimental/filesystem/operations/file_size.cc: New.
        * testsuite/experimental/filesystem/operations/status.cc: New.
        * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
        New.

2015-05-14  Nathan Myers  <ncm@cantrip.org>
            Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/66055
        * include/std/unordered_map (unordered_map, unordered_multimap): Add
        missing constructors.
        * include/std/unordered_set (unordered_set, unordered_multiset):
        Likewise.
        * testsuite/23_containers/unordered_map/cons/66055.cc: New.
        * testsuite/23_containers/unordered_multimap/cons/66055.cc: New.
        * testsuite/23_containers/unordered_multiset/cons/66055.cc: New.
        * testsuite/23_containers/unordered_set/cons/66055.cc: New.

2015-05-14  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/66011
        * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for fchmod and
        sendfile.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * src/filesystem/ops.cc (do_copy_file): Fix arguments to open(). Do
        not return after copying contents. Use fchmod, fchmodat, and sendfile
        when available.
        (current_path, permissions, space): Use errno not return value.

        PR libstdc++/66018
        * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for struct
        dirent.d_type.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * configure.ac (AC_STRUCT_DIRENT_D_TYPE): Remove.

2015-05-13  Eric Botcazou  <ebotcazou@adacore.com>

        * acinclude.m4 (GLIBCXX_ENABLE_SJLJ_EXCEPTIONS): Delete.
        * configure.ac: Remove GLIBCXX_ENABLE_SJLJ_EXCEPTIONS.
        * config.h.in: Regenerate.
        * configure: Likewise.
        * libsupc++/eh_personality.cc: Replace _GLIBCXX_SJLJ_EXCEPTIONS by
        __USING_SJLJ_EXCEPTIONS__.
        * libsupc++/eh_throw.cc: Likewise.
        * libsupc++/eh_ptr.cc: Likewise.
        * doc/html/manual/appendix_porting.html: Remove
        GLIBCXX_ENABLE_SJLJ_EXCEPTIONS
        * doc/xml/manual/build_hacking.xml: Likewise.
        * doc/html/manual/configure.html: Remove --enable-sjlj-exceptions.
        * doc/xml/manual/configure.xml: Likewise.

2015-05-13  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/shared_ptr_base.h (__shared_count(unique_ptr&&)): Check
        for nullptr (LWG 2415).
        * testsuite/20_util/shared_ptr/cons/unique_ptr_deleter.cc: Test
        construction from empty unique_ptr.
        * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error.
        * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.

        * include/bits/stl_raw_storage_iter.h (raw_storage_iterator::base()):
        Define (LWG 2454).
        * testsuite/20_util/raw_storage_iterator/base.cc: New.

        * include/std/future (packaged_task(allocator_arg_t, const A&, F&&):
        Remove explicit (LWG 2407).

        * include/bits/basic_string.h (basic_string::basic_string()): Make
        noexcept conditional on allocator (LWG 2455).

        * include/std/complex (polar): Check for negative rho (LWG 2459).

        * include/experimental/tuple (apply): Handle pointers to member (LWG
        2418).
        * include/std/functional (_Mem_fn_base): Make constructors constexpr.
        (_Maybe_wrap_member_pointer::__do_wrap): Make constexpr.
        * testsuite/experimental/tuple/apply.cc: Test pointer to member.

        * include/bits/random.h (seed_seq): More noexcept (LWG 2440).

        * include/bits/alloc_traits.h (_S_max_size): Implement LWG 2466.
        * testsuite/20_util/allocator_traits/members/max_size.cc: Adjust.
        * testsuite/23_containers/forward_list/allocator/minimal.cc:
        Likewise.
        * testsuite/23_containers/map/allocator/minimal.cc: Likewise.
        * testsuite/23_containers/multimap/allocator/minimal.cc: Likewise.
        * testsuite/23_containers/multiset/allocator/minimal.cc: Likewise.
        * testsuite/23_containers/set/allocator/minimal.cc: Likewise.
        * testsuite/23_containers/unordered_map/allocator/minimal.cc:
        Likewise.
        * testsuite/23_containers/unordered_multimap/allocator/minimal.cc:
        Likewise.
        * testsuite/23_containers/unordered_multiset/allocator/minimal.cc:
        Likewise.
        * testsuite/23_containers/unordered_set/allocator/minimal.cc:
        Likewise.
        * testsuite/util/testsuite_allocator.h: Remove unused parameter.

        * acinclude.m4 (GLIBCXX_ENABLE_FILESYSTEM_TS): Re-enable on solaris.
        * configure: Regenerate.

2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>

        * Makefile.in: Regenerated with automake-1.11.6.
        * aclocal.m4: Likewise.
        * configure: Likewise.
        * doc/Makefile.in: Likewise.
        * include/Makefile.in: Likewise.
        * libsupc++/Makefile.in: Likewise.
        * po/Makefile.in: Likewise.
        * python/Makefile.in: Likewise.
        * src/Makefile.in: Likewise.
        * src/c++11/Makefile.in: Likewise.
        * src/c++98/Makefile.in: Likewise.
        * src/filesystem/Makefile.in: Likewise.
        * testsuite/Makefile.in: Likewise.

2015-05-09  Jason Merrill  <jason@redhat.com>

        * testsuite/20_util/headers/functional/synopsis.cc: Add
        _GLIBCXX14_CONSTEXPR.
        * testsuite/25_algorithms/headers/algorithm/synopsis.cc: Likewise.

2015-05-08  Jason Merrill  <jason@redhat.com>

        * testsuite/19_diagnostics/headers/system_error/std_c++0x_neg.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/1.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/2.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/3.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/4.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/5.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/6.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/7.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/3946.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/assign_neg.cc: Add -std=c++98.
        * testsuite/20_util/auto_ptr/requirements/explicit_instantiation/1.cc:
        Likewise.
        * testsuite/20_util/headers/functional/synopsis.cc: Add -Wno-deprecated.
        * testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
        Adjust expected errors.
        * testsuite/23_containers/deque/requirements/dr438/constructor_1_neg.cc:
        Likewise.
        * testsuite/23_containers/deque/requirements/dr438/constructor_2_neg.cc:
        Likewise.
        * testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc:
        Likewise.
        * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
        Likewise.
        * testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
        Likewise.
        * testsuite/23_containers/vector/requirements/dr438
        /constructor_1_neg.cc: Likewise.
        * testsuite/23_containers/vector/requirements/dr438
        /constructor_2_neg.cc: Likewise.
        * testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
        Likewise.
        * testsuite/ext/array_allocator/1.cc: Add -Wno-deprecated.
        * testsuite/ext/array_allocator/2.cc: Add -Wno-deprecated.
        * testsuite/ext/array_allocator/26875.cc: Add -Wno-deprecated.
        * testsuite/ext/array_allocator/3.cc: Add -Wno-deprecated.
        * testsuite/ext/array_allocator/check_allocate_max_size.cc:
        Add -Wno-deprecated.
        * testsuite/ext/array_allocator/check_deallocate_null.cc:
        Add -Wno-deprecated.
        * testsuite/ext/array_allocator/check_delete.cc: Add -Wno-deprecated.
        * testsuite/ext/array_allocator/check_new.cc: Add -Wno-deprecated.
        * testsuite/ext/profile/mutex_extensions_neg.cc: Prune follow-on error.
        * testsuite/tr1/2_general_utilities/shared_ptr/assign/auto_ptr.cc:
        Add -std=c++98.
        * testsuite/tr1/2_general_utilities/shared_ptr/assign/auto_ptr_neg.cc:
        Add -std=c++98.
        * testsuite/tr1/2_general_utilities/shared_ptr/assign
        /auto_ptr_rvalue_neg.cc: Add -std=c++98.
        * testsuite/tr1/2_general_utilities/shared_ptr/cons/43820_neg.cc:
        Add -std=c++98 -fno-show-column.
        * testsuite/tr1/2_general_utilities/shared_ptr/cons/auto_ptr.cc:
        Add -std=c++98.
        * testsuite/tr1/2_general_utilities/shared_ptr/cons/auto_ptr_neg.cc:
        Add -std=c++98.
        * testsuite/tr1/6_containers/utility/pair.cc: Add -std=c++98.
        * testsuite/tr1/8_c_compatibility/cmath/pow_cmath.cc: Add -std=c++98.

        * src/c++98/Makefile.am (AM_CXXFLAGS): Add -std=gnu++98.
        * src/c++98/Makefile.in: Regenerate.
        * src/Makefile.am (AM_CXXFLAGS): Add -std=gnu++98.
        * src/Makefile.in: Regenerate.

2015-05-02  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/51617
        * include/std/future (async): Change default policy to launch::async.

        * include/experimental/any (any::_Storage): Fix alignment of buffer.
        (any::_Internal): Check alignment of type.
        * testsuite/experimental/any/cons/aligned.cc: New.
        * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.

        * include/experimental/iterator (ostream_joiner): Simplify by using
        the injected-class-name and the ostream_type typedef.

        * include/experimental/iterator: New. Define ostream_joiner.
        * include/Makefile.am: Add new header.
        * include/Makefile.in: Regenerate.
        * testsuite/experimental/iterator/make_ostream_joiner.cc: New.
        * testsuite/experimental/iterator/ostream_joiner.cc: New.
        * testsuite/experimental/iterator/requirements.cc: New.
        * doc/xml/manual/status_cxx2017.xml: Update status.
        * doc/html/manual/status.html: Regenerate.

        * include/experimental/numeric: New. Define gcd and lcm.
        * include/Makefile.am: Add new header.
        * include/Makefile.in: Regenerate.
        * testsuite/experimental/numeric/gcd.cc: New.
        * testsuite/experimental/numeric/lcm.cc: New.
        * doc/xml/manual/status_cxx2017.xml: Update status.
        * doc/html/manual/status.html: Regenerate.

2015-05-02  Edward Smith-Rowland  <3dw4rd@verizon.net>

        Revert addition of feature macros from other headers per latest SD-6.
        * include/experimental/deque: Remove feature-test macro.
        * include/experimental/forward_list: Ditto.
        * include/experimental/list: Ditto.
        * include/experimental/map: Ditto.
        * include/experimental/set: Ditto.
        * include/experimental/string: Ditto.
        * include/experimental/unordered_map: Ditto.
        * include/experimental/unordered_set: Ditto.

2015-05-02  Jonathan Wakely  <jwakely@redhat.com>

        * include/experimental/any (any::_Storage): Make non-copyable.
        (any::any): Do not copy _Storage object.
        (any::operator=): Implement more efficiently than swapping.
        (any::swap): Use new _Op_xfer operation.
        (any::_Op::_Op_xfer): New enumerator.
        (_Manager_internal::_S_alloc): Remove unused function.
        (_Manager_internal::_S_create, _Manager_external::_S_create): Use out
        parameter instead of returning a _Storage object.
        (_Manager_internal::_S_manage, _Manager_external::_S_manage): Add
        _Op_xfer operation for moving and swapping.
        * testsuite/experimental/any/cons/nontrivial.cc: New.
        * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.

        * include/experimental/fs_path.h (filesystem_error::~filesystem_error):
        Declare.
        * src/filesystem/path.cc (filesystem_error::~filesystem_error):
        Define.

        PR libstdc++/65978
        * include/std/tuple (forward_as_tuple, tie): Add constexpr.
        * testsuite/20_util/tuple/creation_functions/constexpr.cc: Uncomment
        and fix tests for forward_as_tuple and tie.

        * src/filesystem/ops.cc (last_write_time) [_GLIBCXX_USE_UTIMENSAT]:
        Set timespec members explicitly instead of with a braced-init-list.
        [_GLIBCXX_HAVE_UTIME_H]: Use lambda to handle st_atime being a macro.

2015-05-02  Edward Smith-Rowland  <3dw4rd@verizon.net>

        * include/experimental/deque: Add feature-test macro.
        * include/experimental/forward_list: Ditto.
        * include/experimental/list: Ditto.
        * include/experimental/map: Ditto.
        * include/experimental/set: Ditto.
        * include/experimental/string: Ditto.
        * include/experimental/unordered_map: Ditto.
        * include/experimental/unordered_set: Ditto.

2015-05-01  Jonathan Wakely  <jwakely@redhat.com>

        * include/experimental/memory: Correct feature-test macro.

        * include/experimental/memory: Add feature-test macro.
        * include/experimental/vector: Likewise.
        * doc/xml/manual/status_cxx2017.xml: Update status.
        * doc/html/manual/status.html: Regenerate.

2015-05-01  Ville Voutilainen  <ville.voutilainen@gmail.com>

        Implement observer_ptr.
        * include/Makefile.am: Add new header.
        * include/Makefile.in: Regenerate.
        * include/experimental/memory: New.
        * testsuite/experimental/memory/observer_ptr/assignment/assign.cc: New.
        * testsuite/experimental/memory/observer_ptr/cons/cons.cc: New.
        * testsuite/experimental/memory/observer_ptr/hash/hash.cc: New.
        * testsuite/experimental/memory/observer_ptr/make_observer.cc: New.
        * testsuite/experimental/memory/observer_ptr/relops/relops.cc: New.
        * testsuite/experimental/memory/observer_ptr/requirements.cc: New.
        * testsuite/experimental/memory/observer_ptr/swap/swap.cc: New.
        * testsuite/experimental/memory/observer_ptr/typedefs.cc: New.

2015-05-01  Jonathan Wakely  <jwakely@redhat.com>

        * src/filesystem/path.cc (path::compare): Do not copy strings.

        * acinclude.m4 (GLIBCXX_ENABLE_FILESYSTEM_TS): Disable when <dirent.h>
        is not available.
        (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check for fchmodat.
        * configure: Regenerate.
        * config.h.in: Regenerate.
        * configure.ac: Check for utime.h
        * include/experimental/fs_path.h (path::string<>)
        [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Remove stray typename keyword.
        * src/filesystem/dir.cc [!_GLIBCXX_HAVE_DIRENT_H] (DIR, opendir,
        closedir, dirent, readdir_r): Replace dummy functions with #error.
        (native_readdir, _Dir::advance): Use readdir when readdir_r is missing.
        * src/filesystem/ops.cc (do_stat, is_set): Make inline.
        (last_write_time) [!_GLIBCXX_USE_UTIMENSAT]: Use utime.
        (permissions) [!_GLIBCXX_USE_FCHMODAT]: Use chmod.
        (space, temp_directory_path) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Set
        error_code.

        * include/experimental/fs_path.h (path::_List): Use vector instead of
        list.
        * python/libstdcxx/v6/printers.py (StdExpPathPrinter): Adapt.
        * src/filesystem/path.cc: Use std::prev instead of decrementing
        rvalues. Fix whitespace.
        * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
        Do not decrement iterators before begin.

        * include/experimental/fs_dir.h: Fix use of non-reserved names.
        * include/experimental/fs_ops.h: Likewise.
        * include/experimental/fs_path.h: Likewise.
        * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Use
        C++11 when checking for support.

        * include/bits/locale_classes.h (locale::facet): Delete copy
        operations in C++11 mode.

        * include/bits/alloc_traits.h (__alloc_rebind): Change parameter name.

        * acinclude.m4 (GLIBCXX_ENABLE_FILESYSTEM_TS): Disable for solaris.
        * configure: Regenerate.

2015-05-01  Edward Smith-Rowland  <3dw4rd@verizon.net>

        Inline one-line erasure dispatch functions.
        * include/experimental/forward_list (erase_if(), erase()): Inline.
        * include/experimental/list (erase_if(), erase()): Inline.
        * include/experimental/map (erase_if(*)): Inline.
        * include/experimental/set (erase_if(*)): Inline.
        * include/experimental/string (erase_if(), erase()): Inline.
        * include/experimental/unordered_map (erase_if(*)): Inline.
        * include/experimental/unordered_set (erase_if(*)): Inline.

2015-05-01  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/intro.xml: Link to new status_cxx2017.xml file.
        * doc/xml/manual/status_cxx2011.xml: Update status tables.
        * doc/xml/manual/status_cxx2014.xml: Likewise.
        * doc/xml/manual/status_cxx2017.xml: New.
        * doc/xml/manual/using.xml: Fix typo.
        * doc/html/*: Regenerate.

        * include/std/memory (pointer_safety, declare_reachable,
        undeclare_reachable, declare_no_pointers, undeclare_no_pointers,
        get_pointer_safety): Define.
        * testsuite/20_util/pointer_safety/1.cc: New.

2015-04-30  Jonathan Wakely  <jwakely@redhat.com>

        Implement N4100 File System TS
        * acinclude.m4 (GLIBCXX_ENABLE_FILESYSTEM_TS): Define.
        (GLIBCXX_CHECK_FILESYSTEM_DEPS): Define.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * configure.ac: Enable filesystem TS and check its dependencies.
        * include/Makefile.am: Add new headers.
        * include/Makefile.in: Regenerate.
        * include/bits/locale_conv.h (__do_str_code_cvt, __str_codecvt_in,
        __str_codecvt_out): Move code conversion logic from wstring_convert
        into new global functions.
        (wstring_convert::to_bytes, wstring_convert::from_bytes): Use new
        functions.
        (wstring_convert::_M_conv): Remove.
        * include/bits/quoted_string.h (_Quoted_string): Split out of iomanip.
        * include/experimental/filesystem: New.
        * include/experimental/fs_dir.h: New.
        * include/experimental/fs_fwd.h: New.
        * include/experimental/fs_ops.h: New.
        * include/experimental/fs_path.h: New.
        * include/std/iomanip (_Quoted_string): Move to bits/quoted_string.h.
        * python/libstdcxx/v6/printers.py (StdExpPathPrinter): Add.
        * src/Makefile.am (SUBDIRS): Add filesystem.
        * src/Makefile.in: Regenerate.
        * src/filesystem/Makefile.am: New.
        * src/filesystem/Makefile.in: New.
        * src/filesystem/dir.cc: New.
        * src/filesystem/ops.cc: New.
        * src/filesystem/path.cc: New.
        * testsuite/experimental/filesystem/operations/absolute.cc: New.
        * testsuite/experimental/filesystem/operations/copy.cc: New.
        * testsuite/experimental/filesystem/operations/current_path.cc: New.
        * testsuite/experimental/filesystem/path/append/path.cc: New.
        * testsuite/experimental/filesystem/path/assign/assign.cc: New.
        * testsuite/experimental/filesystem/path/assign/copy.cc: New.
        * testsuite/experimental/filesystem/path/compare/compare.cc: New.
        * testsuite/experimental/filesystem/path/compare/path.cc: New.
        * testsuite/experimental/filesystem/path/compare/strings.cc: New.
        * testsuite/experimental/filesystem/path/concat/path.cc: New.
        * testsuite/experimental/filesystem/path/concat/strings.cc: New.
        * testsuite/experimental/filesystem/path/construct/copy.cc: New.
        * testsuite/experimental/filesystem/path/construct/default.cc: New.
        * testsuite/experimental/filesystem/path/construct/locale.cc: New.
        * testsuite/experimental/filesystem/path/construct/range.cc: New.
        * testsuite/experimental/filesystem/path/decompose/extension.cc: New.
        * testsuite/experimental/filesystem/path/decompose/filename.cc: New.
        * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
        New.
        * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
        New.
        * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
        New.
        * testsuite/experimental/filesystem/path/decompose/root_name.cc:
        New.
        * testsuite/experimental/filesystem/path/decompose/root_path.cc:
        New.
        * testsuite/experimental/filesystem/path/decompose/stem.cc: New.
        * testsuite/experimental/filesystem/path/generic/generic_string.cc:
        New.
        * testsuite/experimental/filesystem/path/itr/traversal.cc: New.
        * testsuite/experimental/filesystem/path/modifiers/clear.cc: New.
        * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
        New.
        * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
        New.
        * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
        New.
        * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
        New.
        * testsuite/experimental/filesystem/path/modifiers/swap.cc: New.
        * testsuite/experimental/filesystem/path/nonmember/hash_value.cc: New.
        * testsuite/experimental/filesystem/path/query/empty.cc: New.
        * testsuite/experimental/filesystem/path/query/has_extension.cc: New.
        * testsuite/experimental/filesystem/path/query/has_filename.cc: New.
        * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
        New.
        * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
        New.
        * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
        New.
        * testsuite/experimental/filesystem/path/query/has_root_name.cc:
        New.
        * testsuite/experimental/filesystem/path/query/has_root_path.cc:
        New.
        * testsuite/experimental/filesystem/path/query/has_stem.cc: New.
        * testsuite/experimental/filesystem/path/query/is_relative.cc: New.
        * testsuite/util/testsuite_fs.h: New.

2015-04-30  Edward Smith-Rowland  <3dw4rd@verizon.net>

        Add fundamentals TR container erasure.
        * include/Makefile.am: Add new headers.
        * include/Makefile.in: Add new headers.
        * include/experimental/array: New.
        * include/experimental/deque: New.
        * include/experimental/erase_if.tcc: New.
        * include/experimental/forward_list: New.
        * include/experimental/list: New.
        * include/experimental/map: New.
        * include/experimental/set: New.
        * include/experimental/string: New.
        * include/experimental/unordered_map: New.
        * include/experimental/unordered_set: New.
        * include/experimental/vector: New.
        * testsuite/experimental/deque/erasure.cc: New.
        * testsuite/experimental/forward_list/erasure.cc: New.
        * testsuite/experimental/list/erasure.cc: New.
        * testsuite/experimental/map/erasure.cc: New.
        * testsuite/experimental/set/erasure.cc: New.
        * testsuite/experimental/string/erasure.cc: New.
        * testsuite/experimental/unordered_map/erasure.cc: New.
        * testsuite/experimental/unordered_set/erasure.cc: New.
        * testsuite/experimental/vector/erasure.cc: New.

2015-04-30  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/cpp_type_traits.h
        (__gnu_cxx::__is_normal_iterator): Delete.
        * include/bits/stl_algobase.h (std::__niter_base): Adapt.
        * include/bits/stl_iterator.h (__make_reverse_iterator): New in C++11.
        (std::__niter_base): Overloads for std::reverse_iterator,
        __gnu_cxx::__normal_iterator and std::move_iterator.

2015-04-30  François Dumont  <fdumont@gcc.gnu.org>

        * include/bits/hashtable_policy.h (_Prime_rehash_policy::_S_n_primes):
        Delete.
        * src/c++11/hashtable_c++0x.cc (_Prime_rehash_policy::_M_next_bkt):
        Remove usage of latter and compute size of the prime numbers array
        locally.

2015-04-29  Doug Evans  <dje@google.com>

        PR libstdc++/65839
        * python/libstdcxx/v6/xmethods.py (get_bool_type): New function.
        Replace all lookups of "bool" with this.
        (get_std_size_type): New function.  Replace all lookups of std::size_t
        with this.
        (*Worker): New method get_result_type.
        (DequeWorkerBase.__init__): New arg val_type.  All callers updated.
        (ListWorkerBase.__init__): New arg val_type.  All callers updated.
        (UniquePtrGetWorker.__init__): New arg elem_type.  All callers updated.
        Delete setting of name, enabled.
        (UniquePtrDerefWorker.__init__): New arg elem_type.  All callers
        updated.  Delete setting of name.
        (UniquePtrMethodsMatcher): Rewrite for consistency with all other
        libstdc++ xmethod matchers.
        * testsuite/libstdc++-xmethods/array.cc: Add whatis tests.
        * testsuite/libstdc++-xmethods/associative-containers.cc: Ditto.
        * testsuite/libstdc++-xmethods/deque.cc: Ditto.
        * testsuite/libstdc++-xmethods/forwardlist.cc: Ditto.
        * testsuite/libstdc++-xmethods/list.cc: Ditto.
        * testsuite/libstdc++-xmethods/unique_ptr.cc: Ditto.
        * testsuite/libstdc++-xmethods/vector.cc: Ditto.

2015-04-29  Doug Evans  <dje@google.com>

        Use consistent naming for value type attributes.
        * python/libstdcxx/v6/xmethods.py (ArrayWorkerBase): Rename _valtype
        to _val_type.
        (ArraySizeWorker, ArrayEmptyWorker): Ditto.
        (ArrayFrontWorker, ArrayBackWorker): Ditto.
        (ArrayAtWorker, ArraySubscriptWorker): Ditto.
        (DequeWorkerBase): Rename elemtype to val_type.
        (ForwardListWorkerBase): Rename _elem_type to _val_type.
        (ForwardListFrontWorker): Ditto.  And rename elem_address to
        val_address.
        (ForwardListMethodsMatcher): Rename elem_type to val_type.
        (VectorWorkerBase): Rename _elemtype to _val_type.

2015-04-29  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65760
        * include/std/functional (__check_func_return_type): Use is_same to
        avoid using _is_convertible on incomplete types.
        * testsuite/20_util/function/65760.cc: New.

        PR libstdc++/64657
        * include/bits/basic_string (basic_string::_S_copy_chars): Cast
        expression to void.
        * include/bits/locale_facets_nonio.tcc (money_get::_M_extract,
        time_get::_M_extract_num, time_get::_M_extract_name,
        time_get::_M_extract_wday_or_month): Likewise.
        * include/bits/stl_algo.h (__includes, __replace_copy_if,
        __is_sorted_until, __is_permutation, transform): Likewise.
        * include/bits/stl_algobase.h (swap_ranges, __copy_move::__copy_m,
        __equal::equal, __lexicographical_compare_impl, equal): Likewise.
        * include/bits/stl_numeric.h (inner_product): Likewise.
        * include/bits/stl_uninitialized.h (__uninitialized_copy_a): Likewise.
        * testsuite/util/testsuite_iterators.h (output_iterator_wrapper,
        input_iterator_wrapper): Declare unusable comma operator.
        * testsuite/21_strings/basic_string/cons/char/64657.cc: New.
        * testsuite/21_strings/basic_string/modifiers/assign/char/64657.cc:
        New.

2015-04-28  Doug Evans  <dje@google.com>

        * testsuite/libstdc++-xmethods/list.cc (_GLIBCXX_USE_CXX11_ABI):
        Define to zero.

2015-04-28  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/stl_algo.h (random_shuffle): Only define for hosted
        implementations.

2015-04-28  Jonathan Wakely  <jwakely@redhat.com>

        * Makefile.am (SUBDIRS): Move python to hosted_source.
        * Makefile.in: Regenerate.
        * acinclude.m4 (glibcxx_SUBDIRS): Reorder.
        * configure: Regenerate.

2015-04-28  Marc Glisse  <marc.glisse@inria.fr>

        PR libstdc++/65883
        * include/std/limits (numeric_limits): Add missing unsigned.

2015-04-28  Stephan Bergmann  <sbergman@redhat.com>

        * include/debug/vector (_Safe_vector::operator=): Add missing returns.

2015-04-28  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/60333
        * include/std/type_traits (__make_unsigned_selector<_Tp, false, true>):
        Handle enumeration types larger than sizeof(long).
        (__make_signed_selector<_Tp, false, true>): Find unsigned type then
        make it signed.
        * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error.
        * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
        Likewise.
        * testsuite/20_util/make_signed/requirements/typedefs-3.cc: New.
        * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc: Adjust
        dg-error.
        * testsuite/20_util/make_unsigned/requirements/typedefs-3.cc: New.

        PR libstdc++/61645
        * include/bits/forward_list.h (forward_list::splice_after): Add
        noexcept.
        * include/bits/forward_list.tcc (forward_list::splice_after):
        Likewise.

        PR libstdc++/65631
        * include/bits/random.h (seed_seq) Define copy constructor and copy
        assignment as deleted.
        * testsuite/26_numerics/random/seed_seq/cons/65631.cc: New.

        * libsupc++/exception (uncaught_exceptions): Add comment. Reorder #if.
        * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
        Use -std=gnu++1z. Check feature-test macro.

        * include/std/type_traits (void_t): Add.
        * testsuite/20_util/void_t/1.cc: New.

2015-04-28  Tim Shen  <timshen@google.com>

        * include/bits/regex.tcc: Handle regex_constants::__polynomial.
        * include/bits/regex_automaton.tcc: Throw exception when parsing
        back-reference with flag __polynomial.
        * include/bits/regex_constants.h: Add extension flag
        syntax_option_type __polynomial.
        * bits/regex_executor.tcc: Still let BFS process ECMAScript.
        Alternative operation will be fixed in the coming refactoring.
        * testsuite/28_regex/algorithms/regex_search/61424.cc: Turn
        loose match_search_debug to use DFS only.

2015-04-27  Sandra Loosemore  <sandra@codesourcery.com>

        PR libstdc++/65909
        * testsuite/lib/libstdc++.exp (check_v3_target_namedlocale):
        Make the generated test program fail gracefully if the target
        doesn't support passing command-line arguments.

2015-04-27  Federico Lenarduzzi  <federico.lenarduzzi@tallertechnologies.com>
            Jonathan Wakely  <jwakely@redhat.com>

        * libsupc++/eh_catch.cc (uncaught_exception, uncaught_exceptions):
        Return false or zero if the library is built without exceptions.
        * libsupc++/eh_term_handler.cc: Disable verbose terminate handler if
        the library is built without exceptions.

2015-04-27  Ville Voutilainen  <ville.voutilainen@gmail.com>

        * config/abi/pre/gnu.ver: Fix comment.

        Add support for std::uncaught_exceptions.
        * acinclude.m4: Bump libtool_VERSION.
        * config/abi/pre/gnu.ver: Export the new symbol.
        * configure: Regenerate.
        * libsupc++/eh_catch.cc (uncaught_exceptions): New.
        * libsupc++/exception (uncaught_exceptions): New.
        * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc: New.
        * testsuite/util/testsuite_abi.cc: Add 3.4.22 as the latest version.

2015-04-27  Dmitry Prokoptsev  <dprokoptsev@gmail.com>
            Michael Hanselmann  <public@hansmi.ch>

        PR libstdc++/62258
        * libsupc++/eh_ptr.cc (rethrow_exception): Increment count of
        uncaught exceptions.
        * testsuite/18_support/exception_ptr/62258.cc: New.

2015-04-27  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/extensions.xml: Add cross-reference.
        * doc/html/manual/ext_compile_checks.html: Regenerate.

2015-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/os/generic/os_defines.h (_GLIBCXX_GTHREAD_USE_WEAK): Define.
        * configure.host (os_include_dir): Set to "os/generic" for linux-musl*.

2015-04-22  Renlin Li  <renlin.li@arm.com>

        * testsuite/lib/dg-options.exp (dg-require-thread-fence): New.
        * testsuite/lib/libstdc++.exp (check_v3_target_thread_fence): New.
        * testsuite/29_atomics/atomic_flag/clear/1.cc: Use it.
        * testsuite/29_atomics/atomic_flag/test_and_set/explicit.cc: Likewise.
        * testsuite/29_atomics/atomic_flag/test_and_set/implicit.cc: Likewise.

2015-04-21  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/configure.xml: Update descriptions of options
        affecting dual ABI and add cross-references.
        * doc/xml/manual/strings.xml: Clarify that string isn't COW now.
        * doc/xml/manual/using.xml: Document ABI transition.
        * doc/html/*: Regenerate.

        * doc/xml/manual/abi.xml: Use uppercase for C++ Standard Library.
        * doc/xml/manual/using.xml: Document newer -std options. Use better
        examples of nested namespaces.

2015-04-20  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/concurrency_extensions.xml: Update documentation
        on atomics.
        * doc/xml/manual/using.xml: Likewise. Improve markup.
        * doc/html/*: Regenerate.

2015-04-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * scripts/extract_symvers.pl: Ignore elfdump error output.

2015-04-14  Marc Glisse  <marc.glisse@inria.fr>

        PR libstdc++/61347
        * include/bits/stl_iterator_base_funcs.h (_List_iterator,
        _List_const_iterator): Declare.
        (__distance): Declare new overloads for _List_iterator and
        _List_const_iterator.
        * include/bits/stl_list.h (__distance): New overloads for
        _List_iterator and _List_const_iterator.
        * testsuite/23_containers/list/61347.cc: New testcase.

2015-04-14  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/evolution.xml: Fix typos.
        * doc/html/manual/api.html: Regenerate.

2015-04-14  Hans-Peter Nilsson  <hp@axis.com>

        * testsuite/29_atomics/atomic/62259.cc: Assert atomic
        alignment is larger-equal, not equal, to default alignment.

2015-04-13  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65754
        * config/abi/pre/gnu.ver: Export base object constructors for
        fstreams.
        * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/i386-linux-gnu/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/powerpc-linux-gnu/baseline_symbols.txt: Update
        * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
        * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
        * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
        * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
        * 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/x86_64-linux-gnu/x32/baseline_symbols.txt: Update.
        * testsuite/27_io/basic_fstream/cons/base.cc: New.

2015-04-13  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/evolution.xml: Document changes since 4.5 release.
        * doc/html/*: Regenerate.

2015-04-12  Uros Bizjak  <ubizjak@gmail.com>

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

2015-04-10  Andreas Schwab  <schwab@linux-m68k.org>

        * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.

        * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.

2015-04-10  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/test.xml: Improve documentation on running a subset
        of tests.
        * doc/html/manual/test.html: Regenerate.

2015-04-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update
        for GCC 5.1 release.
        * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt:
        Likewise.

2015-04-10  Jonathan Wakely  <jwakely@redhat.com>

        * include/std/shared_mutex (shared_timed_mutex): Add comments to
        explain the logic in the non-pthread_rwlock_t version.
        (_Mutex): Remove redundant type.
        (_M_n_readers): Rename to _S_max_readers.
        (_M_write_entered, _M_readers): New convenience functions.
        (lock, lock_shared, try_lock_shared, unlock_shared): Use convenience
        functions. Use predicates with condition variables. Simplify bitwise
        operations.
        (try_lock_for, try_shared_lock_for): Convert duration to time_point
        and call try_lock_until or try_shared_lock_until respectively.
        (try_lock_until, try_shared_lock_until): Wait on the condition
        variables until the specified time passes.
        (unlock): Add Debug Mode assertion.
        (unlock_shared): Add Debug Mode assertion.
        * testsuite/30_threads/shared_timed_mutex/try_lock/3.cc: New.

        * include/std/shared_mutex (shared_timed_mutex): Only use
        pthread_rwlock_t when the POSIX Timeouts option is supported.
        * testsuite/30_threads/shared_lock/cons/5.cc: Remove
        dg-require-gthreads-timed.
        * testsuite/30_threads/shared_lock/cons/6.cc: Likewise.
        * testsuite/30_threads/shared_lock/locking/3.cc: Likewise.
        * testsuite/30_threads/shared_lock/locking/4.cc: Likewise.

2015-04-09  H.J. Lu  <hongjiu.lu@intel.com>

        * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Update.

2015-04-09  Jonathan Wakely  <jwakely@redhat.com>
            Richard Henderson  <rth@redhat.com>

        PR libstdc++/65147
        * include/bits/atomic_base.h (__atomic_base<_ITp>): Increase
        alignment.
        * include/std/atomic (atomic): For types with a power of two size set
        alignment to at least the size.
        * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
        * testsuite/29_atomics/atomic/65147.cc: New.
        * testsuite/29_atomics/atomic_integral/65147.cc: New.

2015-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
        * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
        * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.

2015-04-07  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/i386-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Update.
        * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.

2015-03-30  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65630
        * config/abi/pre/gnu.ver: Export operator+ for new strings.
        * testsuite/21_strings/basic_string/operators/char/65630.cc: New.
        * testsuite/21_strings/basic_string/operators/wchar_t/65630.cc: New.

2015-03-28  Tim Shen  <timshen@google.com>

        PR libstdc++/65420
        * include/bits/regex_constants.h: Use constexpr variables for flags.
        * testsuite/28_regex/constants/constexpr.cc: New testcase.

2015-03-27  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65499
        * include/std/chrono: Add using-directive for literals to std::chrono.
        * testsuite/20_util/duration/literals/65499.cc: New.

2015-03-26  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/58038
        PR libstdc++/60421
        * include/std/thread (this_thread::sleep_for): Check for negative
        durations.
        (this_thread::sleep_until): Check for times in the past.
        * testsuite/30_threads/this_thread/58038.cc: New.
        * testsuite/30_threads/this_thread/60421.cc: New.

2015-03-26  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/62259
        PR libstdc++/65147
        * include/std/atomic (atomic<T>): Increase alignment for types with
        the same size as one of the integral types.
        * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
        * testsuite/29_atomics/atomic/62259.cc: New.

2015-03-26  Richard Henderson  <rth@redhat.com>

        PR libstdc++/65033
        * include/bits/atomic_base.h (__atomic_base<T>::is_lock_free): Build
        a fake pointer indicating type alignment.
        (__atomic_base<T *>::is_lock_free): Likewise.
        * include/std/atomic (atomic<T>::is_lock_free): Likewise.

2015-03-25  Alan Lawrence  <alan.lawrence@arm.com>

        PR libstdc++/33394
        * testsuite/21_strings/basic_string/pthread33394.cc: Use
        dg-additional-options.

2015-03-25  Paolo Carlini  <paolo.carlini@oracle.com>

        PR libstdc++/65543
        * include/std/istream (operator>>(basic_istream<>&&, _Tp&): Revert
        thinko in r150387.
        * include/std/ostream (operator<<(basic_ostream<>&&, const _Tp&):
        Likewise.
        * testsuite/27_io/rvalue_streams-2.cc: New.

2015-03-24  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/33394
        * testsuite/21_strings/basic_string/pthread33394.cc: Add test.

2015-03-23  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64967
        * acinclude.m4: Disable dual ABI when gnu-versioned-namespace in use.
        * configure: Regenerate.
        * src/c++11/compatibility-c++0x.cc (error_category), generic_category,
        system_category): Use macros for versioned namespace.
        * src/c++11/futex.cc: Add missing end macro for versioned namespace.

2015-03-20  James Greenhalgh  <james.greenhalgh@arm.com>

        * testsuite/17_intro/headers/c++1998/all_attributes.cc: Disable
        test for unused for ARM.
        * testsuite/17_intro/headers/c++200x/all_attributes.cc: Likewise.
        * testsuite/17_intro/headers/c++2014/all_attributes.cc: Likewise.

2015-03-20  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/c++config (__gnu_cxx::__cxx11): Define new namespace.
        * include/ext/codecvt_specializations.h (encoding_state,
        encoding_char_traits): Remove abi-tag and use inline namespace.
        * testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error line.

2015-03-19  Jason Merrill  <jason@redhat.com>

        * config/locale/gnu/messages_members.cc: Revert abi-tag change.
        * src/c++11/cxx11-shim_facets.cc: Revert abi-tag change.

2015-03-18  Jonathan Wakely  <jwakely@redhat.com>

        PR c++/65046
        * config/locale/gnu/messages_members.cc (Catalog_info, Catalogs,
        get_catalogs): Add abi-tag.
        * include/ext/codecvt_specializations.h (encoding_state,
        encoding_char_traits): Likewise.
        * src/c++11/cxx11-ios_failure.cc (io_error_category): Likewise.
        * src/c++11/cxx11-shim_facets.cc (__any_string::operator basic_string,
        numpunct_shim, collate_shim, time_get_shim, moneypunct_shim,
        money_get_shim, money_put_shim, messages_shim): Likewise.
        * src/c++11/future.cc (future_error_category::message): Likewise.
        * src/c++11/system_error.cc (generic_error_category::message,
        system_error_category::message): Likewise.
        (__sso_string): Disable -Wabi-tag warnings.

2015-03-18  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/13631
        * config/locale/gnu/messages_members.cc (get_glibc_msg): Fix fallback
        implementation for old glibc. Fix whitespace.

2015-03-18  Jonathan Wakely  <jwakely@redhat.com>
            Torvald Riegel  <triegel@redhat.com>

        * acinclude.m4 (GLIBCXX_CHECK_GTHREADS): Check for pthread_rwlock_t.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * include/std/shared_mutex: Check _GLIBCXX_USE_PTHREAD_RWLOCK_T.
        (shared_timed_mutex::_M_rwlock): Use PTHREAD_RWLOCK_INITIALIZER.
        (shared_timed_mutex::lock_shared()): Retry on EAGAIN.
        (shared_timed_mutex::try_lock_shared_until()): Retry on EAGAIN and
        EDEADLK.

2015-03-17  Jonathan Wakely  <jwakely@redhat.com>

        * libsupc++/nested_exception.h: Do not try to derive from final
        classes.
        * testsuite/18_support/nested_exception/throw_with_nested.cc: Test
        final class.

        * testsuite/30_threads/shared_lock/modifiers/1.cc: Remove name of
        unused exception variable.
        * testsuite/30_threads/unique_lock/modifiers/1.cc: Likewise.
        * testsuite/30_threads/shared_lock/modifiers/2.cc: Remove duplicate
        test.
        * testsuite/30_threads/unique_lock/modifiers/2.cc: Likewise.

2015-03-13  Jonathan Wakely  <jwakely@redhat.com>

        * acinclude.m4: Make --enable-libstdcxx-time=auto work for dragonfly.
        * configure: Regenerate.

        * include/experimental/system_error: Fix include guard.

2015-03-12  Renlin Li  <renlin.li@arm.com>

        * testsuite/27_io/ios_base/sync_with_stdio/1.cc: Remove xfail for
        wrapped target.

2015-03-10  Tim Shen  <timshen@google.com>

        PR libstdc++/64441
        * include/bits/regex.h (match_results<>::size,
        match_results<>::position, match_results<>::str,
        match_results<>::operator[], match_results<>::prefix,
        match_results<>::suffix, match_results<>::end,
        match_results<>::_M_resize, match_results<>::_M_unmatched_sub,
        match_results<>::_M_prefix, match_results<>::_M_suffix): Remove
        global __unmatched_sub. Add unmatched submatch as part of
        match_results.
        * include/bits/regex.tcc (__regex_algo_impl<>, regex_replace<>,
        regex_iterator<>::operator++): Adjust to use match_results::_M_prefix.
        * testsuite/28_regex/match_results/out_of_range_submatches.cc:
        New testcases.

2015-03-09  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64467
        * testsuite/28_regex/traits/char/isctype.cc: Don't test newline
        for newlib targets. Really fix mixed line-endings this time.

2015-03-06  Jonathan Wakely  <jwakely@redhat.com>

        * include/std/future (future_error(error_code)): Construct base
        class with error_code's message.
        * src/c++11/future.cc (future_error::what()): Do not call c_str() on
        temporary string.

2015-03-05  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/locale_conv.h (wstring_convert::_M_conv): Handle
        noconv result.
        * testsuite/22_locale/conversions/string/2.cc: Also test UTF-8.
        * testsuite/22_locale/conversions/string/3.cc: Likewise, and UTF-16.

2015-03-04  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64797
        * include/bits/locale_conv.h (wstring_convert::_M_conv): Handle
        incomplete multibyte sequences correctly.
        * include/std/codecvt (codecvt_utf8, codecvt_utf16,
        codecvt_utf8_utf16): Limit _Maxcode to maximum Unicode code point.
        * src/c++11/codecvt.cc (invalid_mb_sequence, incomplete_mb_character):
        Define constants.
        (is_high_surrogate, is_low_surrogate, surrogate_pair_to_code_point):
        Define convenience functions.
        (read_utf8_code_point): Return relevant constant to distinguish
        incomplete characters from invalid sequences.
        (read_utf16_code_point): Likewise. Check for invalid sequences.
        (ucs4_in, utf16_in): Use incomplete_mb_character constant.
        (utf16_out): Check for invalid sequences.
        (utf16_span): Fix condition.
        (ucs2_out): Use is_high_surrogate.
        (ucs2_in): Use incomplete_mb_character constant and fix condition.
        * testsuite/22_locale/codecvt/char16_t.cc: Fix whitespace.
        * testsuite/22_locale/conversions/buffer/1.cc: New.
        * testsuite/22_locale/conversions/string/2.cc: Use char16_t and
        char32_t instead of wchar_t.
        * testsuite/22_locale/conversions/string/3.cc: New.

2015-03-03  Iain Sandoe  <iain@codesourcery.com>

        PR libstdc++/64883
        * testsuite/17_intro/headers/c++1998/all_attributes.cc: Don't check
        visibility for Darwin.
        * testsuite/17_intro/headers/c++200x/all_attributes.cc: Likewise, and
        also deprecated.
        * testsuite/17_intro/headers/c++2014/all_attributes.cc: Likewise.

2015-03-02  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65279
        * include/std/scoped_allocator (__inner_type_impl,
        scoped_allocator_adaptor): Add defaulted copy assignment and move
        assignment operators.
        * testsuite/20_util/scoped_allocator/65279.cc: New.

2015-03-02  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64367
        * include/std/stdexcept (__sso_string): Don't use non-static member
        in sizeof.

2015-02-28  Matthias Klose  <doko@ubuntu.com>

        PR libstdc++/65246
        * python/libstdcxx/v6/__init__.py: Use explicit relative imports.

2015-02-22  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2011.xml: Remove duplicated information.
        * doc/html/manual/status.html: Regenerate.

2015-02-20  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64695
        * python/libstdcxx/v6/printers.py (StdTuplePrinter): Handle new
        tuple layout.

        * doc/xml/manual/status_cxx2011.xml: Document implementation-defined
        behavior.
        * doc/html/manual/status.html: Regenerate.

2015-02-19  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/58357
        * include/bits/algorithmfwd.h (rotate): Move to inline namespace _V2.
        * include/bits/stl_algo.h (__rotate, rotate): Likewise.

2015-02-19  Hans-Peter Nilsson  <hp@axis.com>

        PR testsuite/65093
        * testsuite/26_numerics/random/binomial_distribution/operators/values.cc
        (test01): Add explanatory comment.  Keep only the bd1 sub-test and
        split out bd2, bd3, bd4, and bd5 sub-tests into...
        * testsuite/26_numerics/random/binomial_distribution/operators/values2.cc,
        testsuite/26_numerics/random/binomial_distribution/operators/values3.cc,
        testsuite/26_numerics/random/binomial_distribution/operators/values4.cc,
        testsuite/26_numerics/random/binomial_distribution/operators/values5.cc:
        New separate files with the old parts.

2015-02-18  Jonathan Wakely  <jwakely@redhat.com>

        * src/c++11/codecvt.cc (write_utf16_code_point): Fix code to output
        surrogate pairs.
        (utf16_in): Pass mode argument to write_utf16_code_point.
        (codecvt<char16_t, char, mbstate_t>::do_in): Set mode according to
        native byte order.
        * testsuite/22_locale/codecvt/char16_t.cc: New.
        * testsuite/22_locale/codecvt/in/wchar_t/1.cc: Fix typo.

        * testsuite/22_locale/codecvt/char16_t.cc: Add dg-require-cstdint.
        * testsuite/22_locale/codecvt/char32_t.cc: Likewise.

2015-02-17  Rüdiger Sonderfeld  <ruediger@c-plusplus.de>
            Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/22_locale/codecvt/char32_t.cc: New.

2015-02-17  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/65085
        * include/bits/basic_string.h (basic_string(basic_string&&)): Ensure
        empty string gets null-terminated.
        * testsuite/21_strings/basic_string/cons/char/65085.cc: New.

2015-02-13  Matthew Wahab  <matthew.wahab@arm.com>

        * testsuite/28_regex/traits/char/isctype.cc (test01): Fix
        mixed line-endings introduced in last change.

2015-02-12  Matthew Wahab  <matthew.wahab@arm.com>

        * testsuite/28_regex/traits/char/isctype.cc (test01): Replace test
        for __NEWLIB__ macro with a dejagnu set macro.
        * testsuite/28_regex/traits/wchar_t/isctype.cc (test01): Likewise.

2015-02-04  Matthew Wahab  <matthew.wahab@arm.com>

        PR libstdc++/64467
        * testsuite/28_regex/traits/char/isctype.cc (test01):   Add newlib
        special case for '\n'.
        * testsuite/28_regex/traits/wchar_t/isctype.cc (test01): Likewise.

2015-02-01  Jonathan Wakely  <jwakely@redhat.com>

        * src/c++11/futex.cc: Do not define for gthr-single.h targets.

2015-02-01  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64883
        * include/c_global/cstdio (gets): Use __deprecated__ attribute instead
        of deprecated.
        * include/c_std/cstdio (gets): Likewise.
        * testsuite/17_intro/headers/c++1998/all_attributes.cc: Avoid clashing
        with attributes used in darwin headers.

2015-01-29  Jakub Jelinek  <jakub@redhat.com>

        * acinclude.m4 (VTV_CYGMIN): Use x$vtv_cygmin = xyes instead of
        $vtv_cygmin = yes.  Initialize vtv_cygmin=no unconditionally first.
        * configure: Regenerated.

2015-01-29  H.J. Lu  <hongjiu.lu@intel.com>

        * acinclude.m4 (GLIBCXX_ENABLE_VTABLE_VERIFY): Define VTV_CYGMIN
        after vtv_cygmin is set.
        * configure: Regenerated.

2015-01-29  Matthias Klose  <doko@ubuntu.com>

        * acinclude.m4 (GLIBCXX_ENABLE_VTABLE_VERIFY): Define VTV_CYGMIN
        unconditionally.
        * configure: Regenerate.

2015-01-29  Caroline Tice  <cmtice@google.com>

        Committing VTV Cywin/Ming patch for Patrick Wollgast
        * configure: Regenerate.
        * libsupc++/Makefile.in: Regenerate.
        * src/Makefile.in: Regenerate.

2015-01-29  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/atomic_base.h: Use __always_inline__ instead of
        always_inline.
        * include/bits/atomic_futex.h: Likewise.
        * include/bits/c++config: Use __abi_tag__ instead of abi_tag.
        * include/ext/pb_ds/detail/gp_hash_table_map_/gp_ht_map_.hpp: Use
        __packed__ instead of packed.
        * include/std/shared_mutex: Use __unused__ instead of unused.
        * testsuite/17_intro/headers/c++1998/all_attributes.cc: New.
        * testsuite/17_intro/headers/c++200x/all_attributes.cc: New.
        * testsuite/17_intro/headers/c++2014/all_attributes.cc: New.

2015-01-28  Caroline Tice  <cmtice@google.com>

        Committing VTV Cywin/Ming patch for Patrick Wollgast
        * acinclude.m4: Define VTV_CYGMIN.
        * libsupc++/Makefile.am: Add vtv_sources only to libsupc___la_SOURCES
        and libsupc__convenience_la_SOURCES if VTV_CYGMIN is not set.
        * libsupc++/vtv_stubs.cc: Add none weak declaration of every function
        for Cygwin and MinGW.
        * src/Makefile.am: Add libvtv.la to toolexeclib_LTLIBRARIES, if
        VTV_CYGMIN is set. Define libvtv_la_SOURCES, libvtv_la_LDFLAGS,
        libvtv_la_AM_CXXFLAGS and libvtv_la_LINK if VTV_CYGMIN is set.

2015-01-28  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64828
        * libsupc++/Makefile.am: Compile del_opvs.cc as C++14.
        * libsupc++/Makefile.in: Regenerate.
        * src/c++11/Makefile.in: Regenerate.

2015-01-28  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * testsuite/lib/libstdc++.exp (v3_target_compile): Remove
        check for unsupported.
        (v3_target_compile_as_c): Likewise.

2015-01-28  Richard Biener  <rguenther@suse.de>

        PR libstdc++/64798
        * libsupc++/eh_alloc.cc (struct allocated_entry): Align
        data member.
        (pool::allocate): Adjust allocation size and alignment to
        that change.
        (pool::free): Adjust pointer offsetting.

2015-01-27  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64368
        * include/std/shared_mutex (shared_timed_mutex::try_lock_for,
        shared_timed_mutex::try_lock_until): Only define when POSIX thread
        timeouts option is supported.
        (shared_timed_mutex::try_shared_lock_for,
        shared_timed_mutex::try_shared_lock_until): Likewise.

2015-01-26  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64368
        * config/locale/gnu/numeric_members.cc (numpunct<char>::~numpunct(),
        numpunct<wchar_t>::~numpunct()): Do not set _M_data->_M_grouping.
        * src/c++11/cxx11-shim_facets.cc (numpunct_shim): Remove _M_grouping
        and use cache's _M_grouping field.
        (__numpunct_fill_cache): Likewise.
        (__moneypunct_fill_cache): Improve comments.

2015-01-26  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/23_containers/set/operations/2.cc: Add test for
        non-transparent comparison function.

2015-01-25  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/29366
        * config/cpu/sh/atomicity.h (__exchange_and_add, __atomic_add): 
        Remove SH4A inline asm and lock based implementations and use the
        defaults from ext/atomicity.h.

2015-01-23  Jonathan Wakely  <jwakely@redhat.com>

        * config/abi/pre/gnu.ver: Tighten GLIBCXX_3.4 patterns to not match
        new std::string constructors for byname facets.

2015-01-22  Richard Biener  <rguenther@suse.de>

        PR libstdc++/64535
        * libsupc++/eh_alloc.cc: Include new.
        (bitmask_type): Remove.
        (one_buffer): Likewise.
        (emergency_buffer): Likewise.
        (emergency_used): Likewise.
        (dependents_buffer): Likewise.
        (dependents_used): Likewise.
        (class pool): New custom fixed-size arena, variable size object
        allocator.
        (emergency_pool): New global.
        (__cxxabiv1::__cxa_allocate_exception): Use new emergency_pool.
        (__cxxabiv1::__cxa_free_exception): Likewise.
        (__cxxabiv1::__cxa_allocate_dependent_exception): Likewise.
        (__cxxabiv1::__cxa_free_dependent_exception): Likewise.

2015-01-22  Tim Shen  <timshen@google.com>

        PR libstdc++/64680
        * include/bits/regex.h (basic_regex<>::basic_regex,
        basic_regex<>::operator=, basic_regex<>::imbue): Conform to the
        standard interface.
        * testsuite/28_regex/basic_regex/assign/char/cstring.cc: New testcase.

2015-01-22  Tim Shen  <timshen@google.com>

        PR libstdc++/64649
        * include/bits/regex.tcc (regex_traits<>::lookup_collatename,
        regex_traits<>::lookup_classname): Correctly narrow input chars.
        * testsuite/28_regex/traits/wchar_t/user_defined.cc: New testcase.

2015-01-21  Jonathan Wakely  <jwakely@redhat.com>

        * config/abi/pre/gnu.ver: Use [jmy] for size_t parameters.

2015-01-21  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/29_atomics/atomic/64658.cc: Test stored value.

2015-01-20  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2011.xml: Remove stray dbhtml tags.
        * doc/xml/manual/status_cxx2014.xml: Update status.
        * doc/html/manual/status.html: Regenerate.

2015-01-20  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64650
        * include/experimental/optional (bad_optional_access): Add default
        constructor.
        * testsuite/experimental/optional/requirements.cc: Test for default
        constructor.

2015-01-20  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/stl_map.h (map::find<>, map::count<>,
        map::lower_bound<>, map::upper_bound<>, map::equal_range<>): New
        member function templates to perform heterogeneous lookup.
        * include/bits/stl_multimap.h (multimap::find<>, multimap::count<>,
        multimap::lower_bound<>, multimap::upper_bound<>,
        multimap::equal_range<>): Likewise.
        * include/bits/stl_multiset.h (multiset::find<>, multiset::count<>,
        multiset::lower_bound<>, multiset::upper_bound<>,
        multiset::equal_range<>): Likewise.
        * include/bits/stl_set.h (set::find<>, set::count<>,
        set::lower_bound<>, set::upper_bound<>, set::equal_range<>): Likewise.
        * include/bits/stl_tree.h (_Rb_tree::_S_lower_bound_tr,
        _Rb_tree::_S_upper_bound_tr, _Rb_tree::_M_find_tr,
        _Rb_tree::_M_count_tr, _Rb_tree::_M_lower_bound_tr,
        _Rb_tree::_M_upper_bound_tr, _Rb_tree::_M_equal_range_tr): Likewise.
        * testsuite/23_containers/map/operations/2.cc: New.
        * testsuite/23_containers/multimap/operations/2.cc: New.
        * testsuite/23_containers/multiset/operations/2.cc: New.
        * testsuite/23_containers/set/operations/2.cc: New.

2015-01-20  Jonathan Wakely  <jwakely@redhat.com>

        * config/abi/pre/gnu.ver: Export new constructors.
        * include/bits/codecvt.h (codecvt_byname): Add string constructor.
        (codecvt_byname<char16_t>, codecvt_byname<char32_t>): Define explicit
        specializations and declare explicit instantiations.
        * include/bits/locale_classes.h (locale, collate_byname): Add string
        constructors.
        * include/bits/locale_facets.h (ctype_byname, numpunct_byname):
        Likewise.
        * include/bits/locale_facets_nonio.h (time_get_byname,
        time_put_byname, moneypunct_byname, messages_byname): Likewise.
        * src/c++11/codecvt.cc (codecvt_byname<char16_t>,
        codecvt_byname<char32_t>): Define explicit instantiations.
        * src/c++11/locale-inst.cc (time_put_byname, codecvt_byname):
        Instantiate string constructors.
        (ctype_byname): Define string constructor.
        * testsuite/22_locale/codecvt_byname/1.cc: New.
        * testsuite/22_locale/collate_byname/1.cc: New.
        * testsuite/22_locale/ctype_byname/2.cc: New.
        * testsuite/22_locale/messages_byname/1.cc: New.
        * testsuite/22_locale/moneypunct_byname/1.cc: New.
        * testsuite/22_locale/numpunct_byname/1.cc: New.

2015-01-20  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64658
        * include/std/atomic (atomic_init): Define.
        * testsuite/29_atomics/atomic/64658.cc: New.

2015-01-19  Tim Shen  <timshen@google.com>

        PR libstdc++/64649
        * include/bits/regex.tcc (regex_traits<>::lookup_collatename,
        regex_traits<>::lookup_classname): Support forward iterators.
        * testsuite/28_regex/traits/char/lookup_classname.cc: New testcases.
        * testsuite/28_regex/traits/char/lookup_collatename.cc: New testcase.

2015-01-19  Tim Shen  <timshen@google.com>

        PR libstdc++/64584
        PR libstdc++/64585
        * include/bits/regex.h (basic_regex<>::basic_regex,
        basic_regex<>::assign, basic_regex<>::imbue,
        basic_regex<>::swap, basic_regex<>::mark_count): Drop NFA after
        imbuing basic_regex; Make assign() transactional against exception.
        * include/bits/regex_compiler.h (__compile_nfa<>): Add back
        __compile_nfa SFINAE.
        * include/std/regex: Adjust include order to avoid __compile_nfa
        forward declaration.
        * testsuite/28_regex/basic_regex/assign/char/string.cc: New testcase.
        * testsuite/28_regex/basic_regex/imbue/string.cc: New testcase.

2015-01-19  Ville Voutilainen  <ville.voutilainen@gmail.com>
            Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/range_access.h (begin, end): Use _GLIBCXX14_CONSTEXPR
        on overloads for arrays.
        (cbegin, cend, rbegin, rend, crbegin, crend): New.
        * testsuite/24_iterators/range_access_cpp14.cc: New.

2015-01-18  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64646
        * include/bits/stl_algo.h (__is_permutation): Also test for reaching
        end of the second range.
        * testsuite/25_algorithms/is_permutation/64646.cc: New.

2015-01-18  Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2011.xml: Remove note about offsetof.
        * doc/html/manual/status.html: Regenerate.

2015-01-18  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/atomic_futex.h: Use mutex and condition_variable when
        atomic int is not lock-free. Make member variables private.
        * src/c++11/futex.cc: Likewise.

        * src/c++11/futex.cc: Fix order of includes and preprocessor condition.

2015-01-17  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64638
        * include/bits/atomic_futex.h: Use appropriate config macros for
        availability of std::mutex, std::condition and std::chrono.

2015-01-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
            Jonathan Wakely  <jwakely@redhat.com>

        * doc/xml/manual/status_cxx2011.xml: Update C++11 status.
        * doc/html/*: Regenerate.

2015-01-17  Jonathan Wakely  <jwakely@redhat.com>

        DR 488
        PR libstdc++/58357
        * include/bits/algorithmfwd.h (rotate): Return an iterator.
        * include/bits/stl_algo.h (rotate, __rotate): Likewise.
        * testsuite/25_algorithms/rotate/dr488.cc: New.
        * testsuite/25_algorithms/rotate/check_type.cc: Adjust function type.
        * testsuite/25_algorithms/rotate/requirements/explicit_instantiation/
        2.cc: Likewise.
        * testsuite/25_algorithms/rotate/requirements/explicit_instantiation/
        pod.cc: Likewise.

2015-01-17  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/60940
        * include/bits/atomic_base.h: Remove atomic integral typedefs as
        synonyms for __atomic_base<int> etc.
        * include/std/atomic: Make atomic_int a synonym for atomic<int> and
        likewise for all atomic integral types.
        * testsuite/29_atomics/atomic_integral/cons/copy_list.cc: New.
        * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.

2015-01-17  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/56785
        * include/std/tuple (_Tuple_impl): Remove zero-element specialization
        and define one-element specialization.
        * testsuite/20_util/tuple/56785.cc: New.

2015-01-17  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc:
        Remove unused header.
        * testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc:
        Likewise.
        * testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
        Likewise.

2015-01-16  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/locale_conv.h (wstring_convert, wbuffer_convert): New.
        * include/std/locale: Include new header.
        * include/Makefile.am: Add it.
        * include/Makefile.in: Regenerate.
        * testsuite/22_locale/conversions/buffer/requirements/typedefs.cc: New.
        * testsuite/22_locale/conversions/string/1.cc: New.
        * testsuite/22_locale/conversions/string/2.cc: New.
        * testsuite/22_locale/conversions/string/requirements/typedefs.cc: New.
        * testsuite/22_locale/conversions/string/requirements/typedefs-2.cc:
        New.

2015-01-16  Jonathan Wakely  <jwakely@redhat.com>

        * config/abi/pre/gnu.ver: Export new symbols.
        * include/Makefile.am: Add codecvt.
        * include/Makefile.in: Regenerate.
        * include/std/codecvt: New header.
        * src/c++11/codecvt.cc (__codecvt_utf8_base, __codecvt_utf16_base,
        __codecvt_utf8_utf16_base): Define specializations.
        * testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc: New.
        * testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc: New.
        * testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
        New.

2015-01-16  Torvald Riegel  <triegel@redhat.com>

        * src/c++11/futex.cc: New file.
        * include/bits/atomic_futex.h: New file.
        * include/std/future (__future_base::_State_baseV2): Use
        atomic_futex_unsigned instead of mutex+condvar.
        * src/c++11/futex.cc: Likewise.
        * include/Makefile.am: Add atomic_futex.h.
        * include/Makefile.in: Likewise.
        * src/c++11/Makefile.am: Add futex.cc.
        * src/c++11/Makefile.in: Likewise.

2015-01-16  Jonathan Wakely  <jwakely@redhat.com>

        * acinclude.m4: Fix typo in comment.
        * configure: Regenerate.
        * include/bits/codecvt.h (codecvt<char16_t, char, mbstate_t>,
        codecvt<char16_t, char, mbstate_t>): Declare specializations.
        * include/bits/locale_facets.h: Reserve space for new specializations.
        * src/c++11/Makefile.am: Add codecvt.cc.
        * src/c++11/Makefile.in: Regenerate.
        * src/c++11/codecvt.cc: New.
        * src/c++98/Makefile.am: Compile locale_init.cc and localename.cc
        with -std=gnu++11.
        * src/c++98/Makefile.in: Regenerate.
        * src/c++98/locale_init.cc: Initialize new codecvt specializations.
        * src/c++98/localename.cc: Likewise.
        * config/abi/pre/gnu.ver: Exports for new codecvt specializations.
        * testsuite/22_locale/codecvt/utf8.cc: New.
        * testsuite/22_locale/locale/cons/unicode.cc: Check that new
        specializations are installed in locale objects.

2015-01-16  Torvald Riegel  <triegel@redhat.com>

        * include/std/shared_mutex (shared_timed_mutex): Add POSIX-based
        implementation.

2015-01-13  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64571
        * config/abi/pre/gnu.ver: Export fstream functions using new string.

2015-01-12  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64560
        * src/c++11/cxx11-shim_facets.cc (locale::facet::_M_sso_shim): Check
        for RTTI support.

        PR libstdc++/64553
        * src/c++11/cxx11-shim_facets.cc: Check for wchar_t support.

2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>

        * doc/xml/manual/parallel_mode.xml: Update for libgomp being
        renamed from "GNU OpenMP Runtime Library" to "GNU Offloading and
        Multi Processing Runtime Library".

2015-01-09  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64476
        * include/bits/stl_uninitialized.h (uninitialized_copy): Fix
        is_assignable arguments.
        * testsuite/20_util/specialized_algorithms/uninitialized_copy/64476.cc:
        New.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * libsupc++/unwind-cxx.h: Revert previous commit.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * configure.host: Add arm*-*-freebsd* port_specific_symbol_files.

2015-01-09  Tim Shen  <timshen@google.com>

        PR libstdc++/64239
        * include/bits/regex.h (match_results<>::swap): Use std::swap
        instead of swap.
        * include/bits/regex_compiler.tcc (_Compiler<>::_M_quantifier):
        Likewise.
        * testsuite/28_regex/match_results/swap.cc: New testcase.

2015-01-08  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/60132
        * include/std/type_traits (has_trivial_default_constructor,
        has_trivial_copy_constructor, has_trivial_copy_assign): Add deprecated
        attribute.
        * testsuite/20_util/has_trivial_copy_assign/requirements/
        explicit_instantiation.cc: Use -Wno-deprecated.
        * testsuite/20_util/has_trivial_copy_assign/requirements/typedefs.cc:
        Likewise.
        * testsuite/20_util/has_trivial_copy_assign/value.cc: Likewise.
        * testsuite/20_util/has_trivial_copy_constructor/requirements/
        explicit_instantiation.cc: Likewise.
        * testsuite/20_util/has_trivial_copy_constructor/requirements/
        typedefs.cc: Likewise.
        * testsuite/20_util/has_trivial_copy_constructor/value.cc: Likewise.
        * testsuite/20_util/has_trivial_default_constructor/requirements/
        explicit_instantiation.c: Likewise.
        * testsuite/20_util/has_trivial_default_constructor/requirements/
        typedefs.cc: Likewise.
        * testsuite/20_util/has_trivial_default_constructor/value.cc:
        Likewise.
        * testsuite/20_util/pair/requirements/dr801.cc: Replace deprecated
        trait.
        * testsuite/20_util/tuple/requirements/dr801.cc: Likewise.
        * testsuite/util/testsuite_common_types.h: Likewise.

2015-01-08  Jonathan Wakely  <jwakely@redhat.com>

        * include/bits/hashtable_policy.h: Use __bool_constant.

2015-01-07  Jonathan Wakely  <jwakely@redhat.com>

        * libsupc++/Makefile.am: Compile del_ops.cc as C++14.
        * libsupc++/Makefile.in: Regenerate.

2015-01-06  Jonathan Wakely  <jwakely@redhat.com>

        * config/abi/pre/gnu.ver: Fix version conflict for std::locale::name().

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2015-01-04  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64483
        * testsuite/18_support/exception_ptr/64241.cc: Use
        dg-require-atomic-builtins.

2015-01-02  Jonathan Wakely  <jwakely@redhat.com>

        * testsuite/21_strings/basic_string/modifiers/64422.cc: Fix copyright
        date.

2015-01-02  Tim Shen  <timshen@google.com>

        PR libstdc++/64475
        * include/bits/regex_executor.tcc (_Executor<>::_M_dfs): Copy the
        iterator, since the original one shouldn't be mutated.

2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR libstdc++/64422
        * src/c++98/misc-inst.cc (string::erase): Add missing overloads.
        (string::insert): Likewise.
        (string::replace): Likewise.
        (wstring::erase): Likewise.
        (wstring::insert): Likewise.
        (wstring::replace): Likewise.
        * testsuite/21_strings/basic_string/modifiers/64422.cc: New testcase.

2015-01-02  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64468
        * doc/doxygen/user.cfg.in: Set correct TAB_SIZE.

2015-01-02  Jonathan Wakely  <jwakely@redhat.com>

        PR libstdc++/64438
        * testsuite/21_strings/basic_string/numeric_conversions/char/dr1261.cc:
        Revert removal of dg-require-string-conversions.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stod.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stof.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stoi.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stol.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stold.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stoll.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/stoul.cc:
        Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/
        stoull.cc: Likewise.
        * testsuite/21_strings/basic_string/numeric_conversions/char/
        to_string.cc: Likewise.
\f
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Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
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