2017-10-10  Release Manager

	* GCC 5.5.0 released.

2017-09-13  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/20_util/reference_wrapper/80504.cc: Do not use invalid
	effective-target.
	* testsuite/22_locale/conversions/buffer/2.cc: Likewise.
	* testsuite/28_regex/basic_regex/ctors/basic/iter.cc: Likewise. Fix
	use of test_container.

	PR libstdc++/81468
	* include/std/chrono (time_point(const time_point<_Dur2>&)): Add
	missing constraint from LWG DR 1177.
	* testsuite/20_util/duration/cons/dr1177.cc: New.
	* testsuite/20_util/time_point/cons/81468.cc: New.
	* testsuite/20_util/duration/literals/range.cc: Update dg-error line.

	* doc/doxygen/mainpage.html: Fix broken URLs.

	PR libstdc++/81835
	* doc/xml/manual/extensions.xml: Replace unstable URL.
	* doc/html/manual/ext_demangling.html: Regenerate.
	* libsupc++/cxxabi.h (__cxa_demangle): Fix broken URL.

2017-09-04  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2017-08-09  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/79820
	PR libstdc++/81751
	* config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)):
	Call fflush on the stream instead of calling sync() while _M_cfile is
	null. Restore original value of errno.
	* testsuite/ext/stdio_filebuf/char/79820.cc: New.
	* testsuite/ext/stdio_filebuf/char/81751.cc: New.

	Backport from mainline
	2017-07-25  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/53984
	* include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
	* include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
	during construction.
	* include/std/istream: Adjust comments for formatted input functions
	and unformatted input functions.
	* testsuite/27_io/basic_fstream/53984.cc: New.
	* testsuite/27_io/basic_istream/sentry/char/53984.cc: New.

	Backport from mainline
	2017-06-08  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/81017
	* include/std/functional (function::function(function&&))
	(function::operator=(function&&)): Add noexcept.
	* testsuite/20_util/function/assign/move.cc: Check for noexcept.
	* testsuite/20_util/function/cons/move.cc: Likewise.

	Backport from mainline
	2017-06-05  Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/shared_ptr_base.h (__shared_ptr::owner_before)
	(__weak_ptr::owner_before, _Sp_owner_less::operator()): Add noexcept
	specifiers as per LWG 2873 and LWG 2942.
	* testsuite/20_util/owner_less/noexcept.cc: New.
	* testsuite/20_util/shared_ptr/observers/owner_before.cc: Test
	noexcept guarantees.
	* testsuite/20_util/weak_ptr/observers/owner_before.cc: Likewise.

	Backport from mainline
	2017-08-31  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/82039
	* include/ext/new_allocator.h (__gnu_cxx::new_allocator::allocate):
	Adjust null pointer constant to avoid warning.

	Backport from mainline
	2017-08-18  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/81891
	* include/bits/hashtable.h (_Hashtable(_InputIterator, _InputIterator,
	size_type, const _H1&, const _H2&, const _Hash&, const _Equal&,
	const _ExtractKey&, const allocator_type&)): Let destructor do clean
	up if an exception is thrown.
	* testsuite/23_containers/unordered_map/cons/81891.cc: New.

	Backport from mainline
	2017-07-31  Marek Polacek  <polacek@redhat.com>

	PR libstdc++/81599
	* include/bits/stl_stack.h: Fix typo.

	Backport from mainline
	2017-07-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/81338
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
	Declare basic_stringbuf to be a friend.
	* include/bits/sstream.tcc (basic_stringbuf::overflow)
	[_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
	* include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
	length to buffer length.
	* testsuite/27_io/basic_stringstream/assign/81338.cc: New.

2017-09-01  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-10-06  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/manual/status_cxx2011.xml: Update status.
	* doc/html/manual/status.html: Regenerate.
	* include/std/scoped_allocator (__outer_allocator_t, __outermost_type):
	New helpers for recursive OUTERMOST.
	(__outermost): Use __outermost_type::_S_outermost.
	(__do_outermost, scoped_allocator_adaptor::__outermost_type): Remove.
	(scoped_allocator_adaptor::__outermost_alloc_traits): Use new
	__outermost_type helper.
	(scoped_allocator_adaptor::_Constructible): New alias template.
	(scoped_allocator_adaptor::scoped_allocator_adaptor<_Outer2>):
	Constrain template constructors.
	* testsuite/20_util/scoped_allocator/3.cc: New test.
	* testsuite/20_util/scoped_allocator/outermost.cc: New test.

2017-06-16  Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/locale_conv.h (wbuffer_convert::sync): Fix condition.
	* testsuite/22_locale/conversions/buffer/2.cc: New.

	* doc/xml/manual/appendix_contributing.xml: Link to the list of bad
	names, and link to the test docs and note higher DejaGnu version
	requirement.
	* doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
	* doc/xml/manual/mt_allocator.xml: Likewise.
	* doc/html/*: Regenerate.

	* include/bits/locale_conv.h (wbuffer_convert::_M_put): Add missing
	return statement.

2017-06-07  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/81002
	* include/bits/regex_compiler.h (__compile_nfa): Add template argument
	list to specify traits type.
	* testsuite/28_regex/basic_regex/ctors/basic/iter.cc: New.

2017-05-18  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: Replace
	effective-target with dg-options directive.
	* testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf16/members.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf8/members.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: Likewise.

	Backport from mainline
	2016-08-02  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/18_support/bad_exception/23591_thread-1.c: Skip test if
	options are present that aren't valid for C.
	* testsuite/abi/header_cxxabi.c: Likewise.

	Backport from mainline
	2017-04-24  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/80504
	* include/std/functional (ref, cref): Qualify calls.
	* testsuite/20_util/reference_wrapper/80504.cc: New test.

	Backport from mainline
	2017-04-19  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/80448
	* include/experimental/bits/fs_dir.h (directory_iterator)
	(recursive_directory_iterator): Remove noexcept from defaulted
	constructors.

	Backport from mainline
	2017-04-03  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
	that no longer fail.

	Backport from mainline
	2017-04-03  Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/ios_base.h: Correct comment.
	* testsuite/util/testsuite_hooks.h: Likewise.

	Backport from mainline
	2017-03-16  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/67440
	* python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
	for GDB 7.6 compatibility, use gdb.Type.unqualified instead.

	Backport from mainline
	2017-01-17  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69699
	* doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
	_GLIBCXX__ macro is not useful. Remove redundant date information
	and link to the GCC release timeline.
	(abi.versioning.active): Move partial sentence into the previous
	paragraph.
	* doc/html/*: Regenerate.

	Backport from mainline
	2016-12-21  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71444
	* config/os/mingw32-w64/error_constants.h
	(address_family_not_supported, address_in_use, address_not_available)
	(already_connected, connection_aborted, connection_already_in_progress)
	connection_refused, connection_reset, cross_device_link)
	(destination_address_required, host_unreachable, message_size)
	(network_down, network_reset, network_unreachable, no_buffer_space)
	(no_protocol_option, not_a_socket, not_connected, operation_canceled)
	(operation_in_progress, operation_not_supported, protocol_error)
	(protocol_not_supported, too_many_links, too_many_symbolic_link_levels)
	(value_too_large, wrong_protocol_type): Define.
	(bad_message, identifier_removed, no_link, no_message_available)
	(no_message, no_stream_resources, not_a_stream, owner_dead)
	(state_not_recoverable, stream_timeout, text_file_busy): Define
	conditionally.
	* testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc:
	Guard test for no_message with _GLIBCXX_HAVE_ENOMSG.

	Backport from mainline
	2016-11-09  Tim Shen  <timshen@google.com>

	PR libstdc++/78236
	* libstdc++-v3/include/bits/regex.h (regex_iterator::regex_iterator()):
	Define end() as _M_pregex == nullptr.
	* libstdc++-v3/include/bits/regex.tcc (regex_iterator::operator==(),
	regex_iterator::operator++()): Fix operator==() and operator++() to
	look at null-ness of _M_pregex on both sides.
	* testsuite/28_regex/regression.cc: New testcase.

	Backport from mainline
	2016-12-15  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/59170
	* python/libstdcxx/v6/printers.py (StdListIteratorPrinter.to_string)
	(StdSlistIteratorPrinter.to_string, StdVectorIteratorPrinter.to_string)
	(StdRbtreeIteratorPrinter.to_string)
	(StdDequeIteratorPrinter.to_string): Add check for value-initialized
	iterators.
	* testsuite/libstdc++-prettyprinters/simple.cc: Test them.
	* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.

	Backport from mainline
	2016-12-15  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/59161
	* python/libstdcxx/v6/printers.py (StdListIteratorPrinter.to_string)
	(StdSlistIteratorPrinter.to_string, StdVectorIteratorPrinter.to_string)
	(StdRbtreeIteratorPrinter.to_string, StdDequeIteratorPrinter.to_string)
	(StdDebugIteratorPrinter.to_string): Return string instead of
	gdb.Value.
	* testsuite/libstdc++-prettyprinters/59161.cc: New test.

	Backport from mainline
	2016-10-11  Jonathan Wakely  <jwakely@redhat.com>

	* python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
	Register printer for std::__cxx11::list.
	* python/libstdcxx/v6/xmethods.py (ListMethodsMatcher.match): Match
	std::__cxx11::list as well as std::list.

2017-05-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>

	PR libstdc++/62045
	* include/ext/pb_ds/detail/binary_heap_/binary_heap_.hpp
	(is_heap): Remove.
	(push_heap): Remove the wrong checking using is_heap.
	(make_heap): Remove the assertion using is_heap.
	* include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
	(modify): Ditto.
	(resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
	calling make_heap.

	Backport from mainline
	2017-03-15  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/62045
	* testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
	New test.
	* testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
	error in comment.

	Backport from mainline
	2015-11-17  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/66059
	* include/std/utility (_Build_index_tuple): Optimise.

2017-03-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2017-03-17  Jonathan Wakely  <jwakely@redhat.com>

	* src/c++11/codecvt.cc (range): Add non-type template parameter and
	define oerloaded operators for reading and writing code units.
	(range<Elem, false>): Define partial specialization for accessing
	wide characters in potentially unaligned byte ranges.
	(ucs2_span(const char16_t*, const char16_t*, ...))
	(ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
	to range<const char16_t, false> in order to avoid unaligned reads.
	(__codecvt_utf16_base<char16_t>::do_out)
	(__codecvt_utf16_base<char32_t>::do_out)
	(__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
	unaligned data to avoid unaligned writes.
	(__codecvt_utf16_base<char16_t>::do_in)
	(__codecvt_utf16_base<char32_t>::do_in)
	(__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
	error if there are unprocessable trailing bytes.
	(__codecvt_utf16_base<char16_t>::do_length)
	(__codecvt_utf16_base<char32_t>::do_length)
	(__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
	range<const char16_t, false> to span functions.
	* testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.

	Backport from mainline
	2017-03-16  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/79980
	* src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.

	PR libstdc++/80041
	* src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
	(__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
	char16_t to work with UTF-16 instead of UTF-8.
	* testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.

	* src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
	(codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
	(__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
	(__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
	(__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
	(__codecvt_utf8_utf16_base<char32_t>)
	(__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
	do_max_length() return values.
	* testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.

	PR libstdc++/79980
	* include/bits/locale_conv.h (__do_str_codecvt): Set __count on
	error path.
	* src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
	for manipulating codecvt_mode values.
	(read_utf16_bom): Compare input to BOM constants instead of integral
	constants that depend on endianness.  Take mode parameter by
	reference and adjust it, to distinguish between no BOM present and
	UTF-16BE BOM present.
	(ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
	(surrogates): New enumeration type.
	(utf16_in, utf16_out): Add surrogates parameter to choose between
	UTF-16 and UCS2 behaviour.
	(utf16_span, ucs2_span): Use std::min not std::max.
	(ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
	(ucs2_in): Likewise. Adjust calls to read_utf16_bom.
	* testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.

	PR libstdc++/79511
	* src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
	as a surrogate pair.
	(__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
	for internal representation.
	(__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.

2017-03-14  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/17_intro/names.cc: Undefine macros that clash with
	identifiers in AIX system headers.

2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR libstdc++/80034
	* include/bits/list.tcc (merge(list&&)): Use const for the size_t
	in the function and in the catch-block, qualify uses of std::distance.
	(merge(list&&, _StrictWeakOrdering)): Likewise.
	* testsuite/23_containers/list/operations/80034.cc: New.

2017-03-02  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/79789
	* include/bits/ios_base.h (make_error_code, make_error_condition):
	Likewise.
	* include/bits/mask_array.h (mask_array): Likewise.
	* include/bits/regex.h (regex_token_iterator): Likewise.
	* include/bits/slice_array.h (slice_array): Likewise.
	* include/std/memory (undeclare_no_pointers): Likewise.
	* testsuite/17_intro/names.cc: New test.

2017-02-14  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2017-01-20  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69321
	* include/experimental/any (__any_caster): Avoid instantiating
	manager function for types that can't be stored in any.
	* testsuite/experimental/any/misc/any_cast.cc: Test non-copyable type.
	* testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.

	Backport from mainline
	2017-01-18  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69301
	* include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
	aligned buffer instead of default-initialized variable.
	* testsuite/29_atomics/atomic/69301.cc: New test.
	* include/ext/pointer.h (_Pointer_adapter::operator++(int))
	(_Pointer_adapter::operator--(int)): Likewise.

	Backport from mainline
	2017-01-16  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78702
	* include/bits/locale_classes.h (locale::facet::__shim): Change from
	private to protected.
	* src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
	make locale::facet::__shim accessible.

	Backport from mainline
	2017-01-11  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78134
	* include/bits/stl_map.h (map::lower_bound, map::upper_bound)
	(map::equal_range): Fix return type of heterogeneous overloads.
	* include/bits/stl_multimap.h (multimap::lower_bound)
	(multimap::upper_bound, multimap::equal_range): Likewise.
	* include/bits/stl_multiset.h (multiset::lower_bound)
	(multiset::upper_bound, multiset::equal_range): Likewise.
	* include/bits/stl_set.h (set::lower_bound, set::upper_bound)
	(set::equal_range): Likewise.
	* testsuite/23_containers/map/operations/2.cc: Check return types.
	* testsuite/23_containers/multimap/operations/2.cc: Likewise.
	* testsuite/23_containers/multiset/operations/2.cc: Likewise.
	* testsuite/23_containers/set/operations/2.cc: Likewise.

	Backport from mainline
	2017-01-11  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78273
	* include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
	the heterogeneous comparison can only find one match.
	* include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
	* testsuite/23_containers/map/operations/2.cc: Test count works with
	comparison function that just partitions rather than sorting.
	* testsuite/23_containers/set/operations/2.cc: Likewise.

2017-02-01  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78346
	* include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
	not its referent.
	(_Iter_comp_to_iter): Likewise.
	* testsuite/25_algorithms/search/78346.cc: New test.

	PR libstdc++/79254
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(basic_string::operator=(const basic_string&)): If source object is
	small just deallocate, otherwise perform new allocation before
	making any changes.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
	Test exception-safety of copy assignment when allocator propagates.
	* testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
	Likewise.
	* testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
	std::swap visible.

2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>

	Merge from mainline
	2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/xml/faq.xml: Update address of C++ ABI link.
	* doc/xml/manual/abi.xml: Ditto.
	
2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Backport from mainline
	2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR libstdc++/78389
	* include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
	(merge(list&&, _StrictWeakOrdering)): Likewise.
	* testsuite/23_containers/list/operations/78389.cc: Add
	better test for the sizes.

2017-01-15  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Backport from mainline
        2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR libstdc++/78389
	* include/bits/list.tcc (merge(list&&)):
	Adjust list sizes if the comparator throws.
	(merge(list&&, _StrictWeakOrdering)): Likewise.
	* testsuite/23_containers/list/operations/78389.cc: New.

2017-01-09  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/30_threads/thread/cons/lwg2097.cc: Compile with
	-std=gnu++11.

	* testsuite/25_algorithms/sort/78991.cc: Compile with -std=gnu++14.

2017-01-06  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2017-01-03  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78956
	* include/std/thread (thread(const thread&&)): Add deleted
	constructor.
	* testsuite/30_threads/thread/cons/lwg2097.cc: New test.

2017-01-06  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78991
	* include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
	(_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
	(_Iter_comp_to_iter, _Iter_negate): Make constructors explicit.
	* testsuite/25_algorithms/sort/78991.cc: New test.

2016-12-19  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Backport from mainline
	2016-12-19  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Make the perfect-forwarding constructor of a two-element tuple
	sfinae away when the first argument is an allocator_arg.
	* include/std/tuple (tuple(_U1&&, _U2&&)): Constrain.
	* testsuite/20_util/tuple/cons/allocator_with_any.cc: New.

2016-12-13  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-10-26  Uros Bizjak  <ubizjak@gmail.com>

	* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Include <limits.h>
	for PATH_MAX in realpath test.
	* configure: Regenerate.

	Backport from mainline
	2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Fix test for sendfile.
	* configure: Regenerate.
	* config.h.in: Regenerate.

2016-12-12  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-12-07  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/18_support/headers/new/synopsis.cc: Add C++14 declarations.
	* testsuite/18_support/headers/new/synopsis_cxx98.cc: New test.

2016-12-12  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-11-22  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78465
	* testsuite/29_atomics/headers/atomic/macros.cc: Replace runtime tests
	with preprocessor conditions.

2016-12-12  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	PR libstdc++/70975
	PR libstdc++/71337
	PR libstdc++/78111
	* include/experimental/bits/fs_dir.h (recursive_directory_iterator):
	Overload pop (LWG 2706).
	* include/experimental/bits/fs_fwd.h (perms::resolve_symlinks):
	Replace with symlink_nofollow (LWG 2720).
	* include/experimental/bits/fs_ops.h
	(exists(const path&, error_code&)): Clear error if status is known
	(LWG 2725).
	* include/experimental/bits/fs_path.h (__is_path_src)
	(_S_range_begin, _S_range_end): Overload to treat string_view as a
	Source object.
	(path::operator+=, path::compare): Overload for basic_string_view.
	(path::path(string_type&&))
	(path::operator=(string&&), path::assign(string_type&&)): Define
	construction and assignment from string_type rvalues (LWG 2707).
	(path::_S_convert<_Iter>(_Iter, _Iter)): Remove cv-qualifiers from
	iterator's value_type.
	(path::_S_convert<_Iter>(_Iter __first, __null_terminated)): Likewise.
	Do not use operation not supported by input iterators.
	(path::__is_path_iter_src): Add partial specialization for const
	encoded character types.
	* src/filesystem/dir.cc (open_dir): Return same value for errors
	whether ignored or not.
	(_Dir::advance(error_code*, directory_options)): Return false on
	error.
	(directory_iterator(const path&, directory_options, error_code*)):
	Create end iterator on error (LWG 2723).
	(recursive_directory_iterator(const path&, directory_options,
	error_code*)): Likewise.
	(recursive_directory_iterator::increment): Reset state on error.
	(recursive_directory_iterator::pop): Define new overload.
	* src/filesystem/ops.cc (canonical): Set error for non-existent path.
	(file_time): Take error_code parameter and check for overflow.
	(close_fd): Remove.
	(do_copy_file): Report an error if source or destination is not a
	regular file (LWG 2712). Pass error_code in file_time calls.  Just
	use close(3) instead of close_fd, to prevent retrying on error.
	Check if _GLIBCXX_USE_FCHMODAT is defined.
	[_GLIBCXX_USE_SENDFILE]: Fallback to read/write operations in case
	sendfile fails with ENOSYS or EINVAL. Pass non-null pointer to
	sendfile for offset argument.
	(copy): Update comment to refer to LWG 2681. Implement 2682 and 2683
	resolutions.
	(equivalent): Fix error handling and result when only one file exists.
	(is_empty): Fix error handling.
	(last_write_time(const path&, error_code&)): Pass error_code in
	file_time calls.
	(last_write_time(const path&, file_time_type, error_code&)): Handle
	negative times correctly.
	(permissions(const path&, perms, error_code&)): Handle
	symlink_nofollow.
	(read_symlink): Add missing ec.clear().
	(status(const path&, error_code&)): Handle EOVERFLOW.
	(temp_directory_path): Pass error_code argument to other filesystem
	operations.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Update expected behaviour on error.
	* testsuite/experimental/filesystem/iterators/pop.cc: New.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Update expected behaviour on error.
	* testsuite/experimental/filesystem/operations/copy.cc: Update
	expected behaviour for copying directories with create_symlinks.
	Verify that error_code arguments are cleared if there's no error.
	Remove files created by tests. Test copying directories.
	* testsuite/experimental/filesystem/operations/copy_file.cc: Remove
	files created by tests.
	* testsuite/experimental/filesystem/operations/create_symlink.cc: New.
	* testsuite/experimental/filesystem/operations/equivalent.cc: New.
	* testsuite/experimental/filesystem/operations/exists.cc: Test
	overload taking an error_code.
	* testsuite/experimental/filesystem/operations/is_empty.cc: New.
	* testsuite/experimental/filesystem/operations/last_write_time.cc:
	New.
	* testsuite/experimental/filesystem/operations/permissions.cc: Test
	overload taking error_code. Test symlink_nofollow on non-symlinks.
	* testsuite/experimental/filesystem/operations/read_symlink.cc: New.
	* testsuite/experimental/filesystem/operations/remove_all.cc: New.
	* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
	Add testcase for inaccessible directory.
	* testsuite/experimental/filesystem/path/construct/range.cc: Test
	construction from input iterators with const value types.
	* testsuite/experimental/filesystem/path/construct/string_view.cc:
	New.
	* testsuite/util/testsuite_fs.h (scoped_file): Define RAII helper.

2016-12-07  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Backport from mainline
	2016-12-06  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Constrain optional's __constexpr_addressof in its return type
	and use a constexpr addressof for optional, if available.
	* include/experimental/optional (__constexpr_addressof):
	Constrain in the return type instead of in a template parameter.
	(_Has_addressof_mem)
	(_Has_addressof_free, _Has_addressof, __constexpr_addressof):
	Guard with #ifndef __cpp_lib_addressof_constexpr.
	(operator->()): Use std::__addressof if it's constexpr.

2016-12-06  Aditya Kumar  <hiraditya@msn.com>

	* src/c++11/shared_ptr.cc (_Sp_locker::_Sp_locker(const void* p)): Add
	noexcept on constructor.
	(_Sp_locker::_Sp_locker(const void* p1, const void* p2)): Same.

2016-12-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	Backport from mainline
	2016-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Update comments.
	(__CORRECT_ISO_CPP11_MATH_H_PROTO): Rename to ...
	(__CORRECT_ISO_CPP11_MATH_H_PROTO_FP): ... this.
	Add test for C++11 <math.h> integral overloads.
	* configure: Regenerate.
	* config.h.in: Regenerate.

	* include/c_global/cmath [__cplusplus >= 201103L]: Reflect
	__CORRECT_ISO_CPP11_MATH_H_PROTO to
	__CORRECT_ISO_CPP11_MATH_H_PROTO_FP rename.
	* include/c_global/cmath [_GLIBCXX_USE_C99_MATH &&
	!_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC && __cplusplus >= 201103L]
	(std::fpclassify): Wrap in !__CORRECT_ISO_CPP11_MATH_H_PROTO_INT.
	(std::isfinite): Likewise.
	(std::isinf): Likewise.
	(std::isnan): Likewise.
	(std::isnormal): Likewise.
	(std::signbit): Likewise.
	(std::isgreater): Likewise.
	(std::isgreaterequal): Likewise.
	(std::isless): Likewise.
	(std::islessequal): Likewise.
	(std::islessgreater): Likewise.
	(std::isunordered): Likewise.
	[__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]
	(std::acosh): Likewise.
	(std::asinh): Likewise.
	(std::atanh): Likewise.
	(std::cbrt): Likewise.
	(std::copysign): Likewise.
	(std::erf): Likewise.
	(std::erfc): Likewise.
	(std::exp2): Likewise.
	(std::expm1): Likewise.
	(std::fdim): Likewise.
	(std::fma): Likewise.
	(std::fmax): Likewise.
	(std::fmin): Likewise.
	(std::hypot): Likewise.
	(std::ilogb): Likewise.
	(std::lgamma): Likewise.
	(std::llrint): Likewise.
	(std::llround): Likewise.
	(std::log1p): Likewise.
	(std::log2): Likewise.
	(std::logb): Likewise.
	(std::lrint): Likewise.
	(std::lround): Likewise.
	(std::nearbyint): Likewise.
	(std::nextafter): Likewise.
	(std::nexttoward): Likewise.
	(std::remainder): Likewise.
	(std::remquo): Likewise.
	(std::rint): Likewise.
	(std::round): Likewise.
	(std::scalbln): Likewise.
	(std::scalbn): Likewise.
	(std::tgamma): Likewise.
	(std::trunc): Likewise.
	* include/tr1/cmath [_GLIBCXX_USE_C99_MATH_TR1 && __cplusplus >=
	201103L]: Reflect __CORRECT_ISO_CPP11_MATH_H_PROTO to
	__CORRECT_ISO_CPP11_MATH_H_PROTO_FP rename.

2016-11-23  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/24_iterators/reverse_iterator/71771.cc: Replace calls to
	C++14 std::rbegin and std::rend.  Use dg-options instead of
	effective-target.

2016-11-22  Uros Bizjak  <ubizjak@gmail.com>

	* testsuite/Makefile.am
	(check-DEJAGNU $(check_DEJAGNU_normal_targets)): Fix detection
	of -j argument.
	* testsuite/Makefile.in: Regenereate.

2016-11-15  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/experimental/any/typedefs.cc: Fix license text.
	* testsuite/experimental/chrono/value.cc: Likewise.
	* testsuite/experimental/optional/assignment/1.cc: Likewise.
	* testsuite/experimental/optional/assignment/2.cc: Likewise.
	* testsuite/experimental/optional/assignment/3.cc: Likewise.
	* testsuite/experimental/optional/assignment/4.cc: Likewise.
	* testsuite/experimental/optional/assignment/5.cc: Likewise.
	* testsuite/experimental/optional/assignment/6.cc: Likewise.
	* testsuite/experimental/optional/cons/move.cc: Likewise.
	* testsuite/experimental/optional/cons/value.cc: Likewise.
	* testsuite/experimental/optional/constexpr/cons/value.cc: Likewise.
	* testsuite/experimental/optional/constexpr/make_optional.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/1.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/2.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/3.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/4.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/5.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/1.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/2.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/3.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/4.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/5.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/6.cc: Likewise.
	* testsuite/experimental/optional/make_optional.cc: Likewise.
	* testsuite/experimental/optional/observers/1.cc: Likewise.
	* testsuite/experimental/optional/observers/2.cc: Likewise.
	* testsuite/experimental/optional/observers/3.cc: Likewise.
	* testsuite/experimental/optional/observers/4.cc: Likewise.
	* testsuite/experimental/optional/observers/5.cc: Likewise.
	* testsuite/experimental/optional/relops/1.cc: Likewise.
	* testsuite/experimental/optional/relops/2.cc: Likewise.
	* testsuite/experimental/optional/relops/3.cc: Likewise.
	* testsuite/experimental/optional/relops/4.cc: Likewise.
	* testsuite/experimental/optional/relops/5.cc: Likewise.
	* testsuite/experimental/optional/relops/6.cc: Likewise.
	* testsuite/experimental/optional/requirements.cc: Likewise.
	* testsuite/experimental/optional/swap/1.cc: Likewise.
	* testsuite/experimental/optional/typedefs.cc: Likewise.
	* testsuite/experimental/ratio/value.cc: Likewise.
	* testsuite/experimental/string_view/typedefs.cc: Likewise.
	* testsuite/experimental/system_error/value.cc: Likewise.
	* testsuite/experimental/tuple/tuple_size.cc: Likewise.
	* testsuite/experimental/type_traits/value.cc: Likewise.

2016-10-20  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78052
	* include/bits/allocator.h (allocator<void>::construct)
	(allocator<void>::destroy): Define.
	* testsuite/20_util/allocator/void.cc: New test.

2016-10-19  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/77990
	* include/bits/unique_ptr.h (unique_ptr::unique_ptr(pointer)): Set
	pointer member after value-initialization of tuple.
	* testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust dg-errors.
	* testsuite/20_util/unique_ptr/cons/77990.cc: New test.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-10-10  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/manual/appendix_contributing.xml (contrib.organization):
	Replace <literallayout> with nested <variablelist> elements. Update
	some more outdated text.
	* doc/html/*: Regenerate.

	Backport from mainline:
	2016-10-10  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/manual/appendix_contributing.xml (contrib.organization):
	Describe other subdirectories and add markup. Remove outdated
	reference to check-script target.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-10-13  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/26_numerics/random/default_random_engine.cc: Use VERIFY
	instead of assert.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-10-11  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/string_view (basic_string_view::_S_compare):
	Remove redundant const from return type.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-10-13  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/functional (boyer_moore_searcher)
	(__boyer_moore_map_base, __boyer_moore_array_base): Qualify containers
	with _GLIBCXX_STD_C.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-08-22  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/77322
	* doc/xml/manual/intro.xml: Document DR 2062 change.
	* include/std/functional (function::swap): Add noexcept.
	(swap(function<Res(Args...)&, function<Res(Args...)&)): Likewise.
	* testsuite/20_util/function/77322.cc: New test.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-08-17  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/20_util/reference_wrapper/invoke-2.cc: Fix invalid dg-do
	directive and use effective target instead of dg-options.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline:
	2016-08-06  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/72820
	* include/std/functional (_Function_base::_Base_manager::_M_clone):
	Qualify new operator.
	* testsuite/20_util/function/cons/72820.cc: New test.

2016-10-17  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/77994
	* include/experimental/algorithm (experimental::sample): Convert size
	argument to iterator difference type. Fix invalid use of input
	iterator. Defend against overloaded comma operator.

2016-10-05  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/70564
	* include/experimental/functional (_Not_fn): Add second parameter to
	disambiguate copying from initialization by not_fn.
	(not_fn): Add second argument to initialization.
	* testsuite/experimental/functional/not_fn.cc: Copy call wrapper using
	direct-initialization. Test abstract class.

	PR libstdc++/77864
	* include/bits/stl_map.h (map::map()): Use nothrow constructibility
	of comparison function in conditional noexcept.
	* include/bits/stl_multimap.h (multimap::multimap()): Likewise.
	* include/bits/stl_multiset.h (multiset::multiset()): Likewise.
	* include/bits/stl_set.h (set::set()): Likewise.
	* testsuite/23_containers/map/cons/noexcept_default_construct.cc:
	New test.
	* testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
	Likewise.
	* testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
	Likewise.
	* testsuite/23_containers/set/cons/noexcept_default_construct.cc:
	Likewise.

2016-10-03  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/68323
	PR libstdc++/77794
	* config/abi/pre/gnu-versioned-namespace.ver: Add export for
	__cxa_thread_atexit.
	* include/Makefile.am: Add <experimental/lfts_config.h>
	* include/Makefile.in: Regenerate.
	* src/filesystem/Makefile.in: Likewise.
	* include.bits/basic_string.h: Fix nesting of versioned namespaces.
	* include/bits/c++config: Declare versioned namespaces for literals.
	* include/bits/regex.h (basic_regex, match_results): Add workarounds
	for PR c++/59256.
	* include/bits/uniform_int_dist.h: Fix nesting of versioned namespace.
	* include/std/chrono: Likewise.
	* include/std/complex: Likewise.
	* include/experimental/fs_fwd.h: Declare versioned namespace.
	* include/experimental/lfts_config.h: Declare versioned namespaces.
	* include/experimental/algorithm: Include
	<experimental/lfts_config.h>.
	* include/experimental/any: Likewise.
	* include/experimental/chrono: Likewise.
	* include/experimental/functional: Likewise.
	* include/experimental/optional: Likewise.
	* include/experimental/ratio: Likewise.
	* include/experimental/system_error: Likewise.
	* include/experimental/tuple: Likewise.
	* include/experimental/type_traits: Likewise.
	* include/experimental/string_view: Likewise. Fix nesting of
	versioned namespaces.
	* include/experimental/string_view.tcc: Reopen inline namespace for
	non-inline function definitions.
	* testsuite/17_intro/using_namespace_std_exp_neg.cc: New test.
	* testsuite/20_util/duration/literals/range.cc: Adjust dg-error line.
	* testsuite/experimental/any/misc/any_cast_neg.cc: Likewise.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.

2016-09-28  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/77686
	* include/std/functional (_Any_data): Add may_alias attribute.

2016-09-27  Jonathan Wakely  <jwakely@redhat.com>

	* include/debug/safe_iterator.h (_Safe_iterator::operator++()): Fix
	lifetime of lock.

2016-09-20  Jonathan Wakely  <jwakely@redhat.com>

	* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
	(DequeWorkerBase.index, VectorWorkerBase.get): Use // for division.

2016-09-19  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/77645
	* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
	(DequeWorkerBase.index, VectorWorkerBase.get): Cast results of
	division to int to work with Python 3.

2016-08-23  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/23_containers/map/77334.cc: Use dg-options for C++11.

	PR libstdc++/77334
	* include/bits/stl_tree.h (_Rb_tree::_M_move_assign): New functions.
	(_Rb_tree::operator=(_Rb_tree&&)): Dispatch to _M_move_assign.
	Include _Compare in noexcept.
	* testsuite/23_containers/map/77334.cc: New test.

2016-08-23  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/api.xml: Replace hardcoded links for specific versions with
	link to docs for all releases.
	* doc/html/*: Regenerate.

	* include/bits/stl_iterator.h
	(operator-(reverse_iterator<Iter>, reverse_iterator<Iter>): Constrain
	for C++11 and later.
	* testsuite/24_iterators/reverse_iterator/71771.cc: New test.

2016-08-06  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-08-05  Jonathan Wakely  <jwakely@redhat.com>

	* include/std/functional (function::_Callable): Use lvalue in
	result_of expression.
	* testsuite/20_util/function/cons/refqual.cc: New test.

	Backport from mainline
	2016-07-22  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71964
	* include/bits/stl_tree.h (_Rb_tree(_Rb_tree&&)): Move allocator.
	* testsuite/23_containers/set/allocator/71964.cc: New test.

	Backport from mainline
	2016-08-02  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
	Remove reundant check for _GLIBCXX_USE_WCHAR_T and fix char type.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
	Likewise.

	Backport from mainline
	2016-01-18  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69243
	* include/std/functional (_Function_base::_M_not_empty_function):
	Change overloads for pointers to take arguments by value.
	* testsuite/20_util/function/cons/57465.cc: Add tests for
	pointer-to-member cases.

	* doc/xml/manual/status_cxx2011.xml: Change "mainline GCC SVN" to
	refer to the release series.
	* doc/xml/manual/status_cxx2014.xml: Likewise.
	* doc/html/manual/status.xml: Regenerate.

	* testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Improve
	comments.

2016-08-02  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/lib/libstdc++.exp (v3-build_support): Add
	-fno-lto to additional flags for compiling libtestc++.a objects.

2016-07-19  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-06-06  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71320
	* src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
	Add or remove permissions according to perms argument.
	* testsuite/experimental/filesystem/operations/permissions.cc: New
	test.

2016-07-12  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2015-10-02  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/21_strings/basic_string/allocator/char/minimal.cc: Guard
	explicit instantiation with check for new ABI.
	* testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
	Likewise. Use wchar_t as char_type.

	Backport from mainline
	2015-09-11  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/58265
	* doc/xml/manual/intro.xml: Document LWG 2063 and 2064 resolutions.
	* doc/html/manual/bugs.html: Regenerate.
	* include/bits/basic_string.h (basic_string): Implement N4258. Add
	correct exception-specifications and propagate allocators correctly.
	* include/bits/basic_string.tcc (basic_string::swap): Propagate
	allocators correctly.
	* include/debug/string (__gnu_debug::basic_string): Add correct
	exceptions-specifications and allcoator-extended constructors.
	* testsuite/21_strings/basic_string/allocator/char/copy.cc: New.
	* testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
	New.
	* testsuite/21_strings/basic_string/allocator/char/minimal.cc: New.
	* testsuite/21_strings/basic_string/allocator/char/move.cc: New.
	* testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
	New.
	* testsuite/21_strings/basic_string/allocator/char/noexcept.cc: New.
	* testsuite/21_strings/basic_string/allocator/char/swap.cc: New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc: New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
	New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc: New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move.cc: New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
	New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc: New.
	* testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc: New.
	* testsuite/util/testsuite_allocator.h (tracker_allocator): Define
	defaulted assignment operators.

2016-07-08  Jonathan Wakely  <jwakely@redhat.com>

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

	* 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.

2016-07-04  Ville Voutilainen  <ville.voutilainen@gmail.com>

	Backport from mainline
	2016-07-04  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR libstdc++/71313
	* src/filesystem/ops.cc (remove_all(const path&, error_code&)):
	Call remove_all for children of a directory.
	* testsuite/experimental/filesystem/operations/create_directories.cc:
	Adjust.

2016-06-03  Release Manager

	* GCC 5.4.0 released.

2016-05-26  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-04-24  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/70762
	* testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
	static counter to return a different path on every call.

	* testsuite/experimental/filesystem/path/native/string.cc: Add
	dg-require-filesystem-ts directive.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-04-20  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69703
	* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in,
	__codecvt_utf8_utf16_base<char16_t>::do_in): Fix mask operations.

	Backport from mainline
	2016-04-19  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69703
	* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in)):
	Override endianness bit in mode.
	* testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
	that little_endian mode is ignored.
	* testsuite/experimental/filesystem/path/native/string.cc: New test.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/bits/fs_dir.h (begin, end): Add noexcept.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Test begin and end functions.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71038
	* src/filesystem/ops.cc (do_copy_file): Fix backwards conditions.
	* testsuite/experimental/filesystem/operations/copy_file.cc: New test.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
	Overload operator* to move from rvalues.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71036
	* src/filesystem/ops.cc (create_dir): Handle EEXIST from mkdir.
	* testsuite/experimental/filesystem/operations/create_directory.cc:
	New test.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71037
	* src/filesystem/ops.cc (canonical(const path&, const path&)): Add
	base path to exception.
	* testsuite/experimental/filesystem/operations/canonical.cc: Test
	paths contained in exception.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71005
	* include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
	New type.
	(directory_iterator::operator++(int)): Return proxy.
	(recursive_directory_iterator::operator++(int)): Likewise.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Test post-increment.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-05-09  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/71004
	* include/experimental/bits/fs_dir.h (recursive_directory_iterator):
	Initialize scalar member variables in default constructor.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Test default construction.

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-04-19  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/70609
	* src/filesystem/ops.cc (close_fd): New function.
	(do_copy_file): Set permissions before copying file contents. Check
	result of closing file descriptors. Don't copy streambuf when file
	is empty.
	(copy(const path&, const path&, copy_options, error_code&)): Use
	lstat for source file when copy_symlinks is set.
	* testsuite/experimental/filesystem/operations/copy.cc: Test copy().

2016-05-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-04-19  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/bits/fs_fwd.h (operator&, operator|, operator^,
	operator~ operator&=, operator|=, operator^=): Add noexcept to
	overloaded operators for copy_options, perms and directory_options.
	* src/filesystem/ops.cc (make_file_type, make_file_status,
	is_not_found_errno, file_time): Add noexcept.

2016-04-20  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2016-01-26  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69478
	* include/bits/stl_algobase.h (__copy_move<_IsMove, true,
	random_access_iterator_tag>): Check is_move_assignable when moving.
	(__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
	Likewise.
	* testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/move/69478.cc: New.
	* testsuite/25_algorithms/move_backward/69478.cc: New.

	Backport from mainline
	2016-04-05  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/70503
	* src/c++11/thread.cc (execute_native_thread_routine,
	execute_native_thread_routine_compat): Give internal linkage.
	* testsuite/30_threads/thread/70503.cc: New test.

	Backport from mainline
	2016-01-25  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69464
	* include/Makefile.am: Add new header.
	* include/Makefile.in: Regenerate.
	* include/bits/random.h (uniform_int_distribution): Move to
	bits/uniform_int_dist.h.
	* include/bits/random.tcc (uniform_int_distribution::operator(),
	uniform_int_distribution::__generate_impl): Likewise.
	* include/bits/uniform_int_dist.h: New header.
	* include/bits/stl_algo.h [__cplusplus >= 201103L]: Include
	<bits/uniform_int_dist.h> instead of <random>.
	* testsuite/20_util/specialized_algorithms/uninitialized_copy/
	move_iterators/1.cc: Include correct header for uninitialized_copy.
	* testsuite/20_util/specialized_algorithms/uninitialized_copy_n/
	move_iterators/1.cc: Likewise.
	* testsuite/25_algorithms/nth_element/58800.cc: Include correct
	header for vector.
	* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lines.
	* testsuite/libstdc++-prettyprinters/whatis.cc: Include <random>.

2016-04-06  Eric Botcazou  <ebotcazou@adacore.com>

	* src/Makefile.am (libstdc++-symbols.ver): Remove useless /dev/null.
	* src/Makefile.in: Regenerate.

2016-02-24  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69939
	* include/experimental/tuple (__apply_impl): Qualify get and forward.

2016-02-16  Tim Shen  <timshen@google.com>

	Backport from mainline
	2016-02-16  Tim Shen  <timshen@google.com>

	PR libstdc++/69794
	* include/bits/regex_scanner.h: Add different special character
	sets for grep and egrep regex.
	* include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
	* testsuite/28_regex/regression.cc: Add new testcase.

2016-02-11  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/60976
	* include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
	Define partial specialization.
	* testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
	destroy members to std::allocator explicit specialization.

2016-02-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69116
	* include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
	define result_type for types which can be safely used with valarrays.
	* testsuite/26_numerics/valarray/69116.cc: New.

2016-01-18  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/60637
	* include/c_global/cmath (signbit) [__cplusplus < 201103L]: Use
	__builtin_signbitf or __builtin_signbitl as appropriate.
	* testsuite/26_numerics/headers/cmath/60637.cc: New.

2016-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	Backport from mainline
	* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add
	__int128 symbols.

2016-01-12  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/69092
	* include/bits/basic_string.h (basic_string::_S_copy_chars<_Iterator>):
	Remove _GLIBCXX_NOEXCEPT.
	testsuite/21_strings/basic_string/cons/char/69092.cc: New.

	PR libstdc++/68995
	* include/std/functional (_Function_handler::_M_invoke): Qualify
	__callable_functor.
	* testsuite/20_util/function/68995.cc: New.

	PR libstdc++/69005
	PR libstdc++/69222
	* include/std/functional (function::_Invoke): Remove, use result_of.
	(function::_Callable): Replace alias template with class template
	and use partial specialization instead of _NotSelf alias template.
	(function(_Functor)): Add "not self" constraint so that _Callable is
	not used while type is incomplete.
	* testsuite/20_util/function/69222.cc: New.

2015-12-27  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/bits/c++0x_warning.h Remove experimental language.

2015-12-16  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/68912
	* include/std/functional (_Bind::operator()): Use lvalue functor to
	deduce return type.
	* testsuite/20_util/bind/68912.cc: New.

	PR libstdc++/68921
	* src/c++11/futex.cc
	(__atomic_futex_unsigned_base::_M_futex_wait_until): Use null pointer
	as timeout argument.

2015-12-15  Tim Shen  <timshen@google.com>

	Backport from mainline
	2015-12-15  Tim Shen  <timshen@google.com>

	PR libstdc++/68863
	* include/bits/regex_executor.tcc (_Executor::_M_lookahead):
	Copy the captured content for lookahead, so that the backreferences
	inside can refer to them.
	* testsuite/28_regex/algorithms/regex_match/ecma/char/68863.cc:
	New testcase.

2015-12-11  Jonathan Wakely  <jwakely@redhat.com>

	* doc/doxygen/user.cfg.in: Use EXTENSION_MAPPING tag. Add new headers
	to INPUT. Remove obsolete XML_SCHEMA and XML_DTD tags. Update
	PREDEFINED macros. Set BRIEF_MEMBER_DESC for man-pages.
	* include/backward/strstream: Correct @file comment.
	* include/bits/forward_list.h: Improve Doxygen comments.
	* include/bits/locale_facets_nonio.h: Likewise.
	* include/debug/vector (_Safe_vector): Add @brief section to comment.
	* include/experimental/fs_fwd.h: Correct @file comment.
	* include/experimental/fs_ops.h: Likewise.
	* include/experimental/string_view.tcc: Likewise.
	* include/experimental/optional: Document experimental status.
	* include/experimental/string_view: Correct @file comment.
	* include/ext/pb_ds/detail/bin_search_tree_/traits.hpp: Reduce
	whitespace to avoid Doxygen bug.
	* include/std/bitset: Remove redundant @class Doxygen command. Add
	parentheses to avoid Doxygen bug.
	* include/std/mutex: Improve Doxygen comments.
	* include/tr2/dynamic_bitset: Add missing @param documentation.
	* scripts/run_doxygen: Rename man pages for std::experimental types.

2015-12-08  Jonathan Wakely  <jwakely@redhat.com>

	* doc/xml/manual/abi.xml: Backport documentation improvements from
	mainline.
	* doc/xml/manual/configure.xml: Likewise.
	* doc/xml/manual/diagnostics.xml: Likewise.
	* doc/xml/manual/extensions.xml: Likewise.
	* doc/xml/manual/status_cxx2011.xml: Likewise.
	* doc/xml/manual/status_cxx2014.xml: Likewise.
	* doc/xml/manual/using.xml: Likewise.
	* doc/html/*: Regenerate.

2015-12-04  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/56383
	* testsuite/20_util/enable_shared_from_this/56383.cc: New.
	* include/bits/shared_ptr_base.h (__enable_shared_from_this): Make
	friend declaration match previous declaration of
	__enable_shared_from_this_helper.
	* include/bits/shared_ptr.h (enable_shared_from_this): Likewise.

2015-12-04  Jonathan Wakely  <jwakely@redhat.com>

	* include/experimental/bits/fs_path.h (path::_Cmpt): Move definition
	after __is_encoded_char explicit specializations.

2015-12-04  Jason Merrill  <jason@redhat.com>

	* include/bits/c++config: Fix abi_tag in special modes.

2015-12-04  Release Manager

	* GCC 5.3.0 released.

2015-11-26  Jonathan Wakely  <jwakely@redhat.com>

	* testsuite/libstdc++-prettyprinters/debug.cc: Add -std=gnu++98 to
	dg-options and avoid use of uniform-init.

	* testsuite/libstdc++-prettyprinters/simple.cc: Add -std=gnu++98 to
	dg-options and avoid use of uniform-init.

2015-11-26  David Edelsohn  <dje.gcc@gmail.com>

	* configure: Regenerate.

2015-11-25  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2015-11-12  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/56158
	* include/bits/ios_base.h (_Ios_Fmtflags, _Ios_Openmode, _Ios_Iostate):
	Define enumerators to ensure all values of type int are valid values
	of the enumeration type.
	* testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Add new cases.
	* testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
	* testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.

	Backport from mainline
	2015-09-17  Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/allocator.h (__shrink_to_fit_aux<T, true>::_S_do_it):
	Do nothing if exceptions are disabled.
	* include/bits/basic_string.h (basic_string::shrink_to_fit): Likewise.

2015-11-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): New test.
	* configure.ac: Use it.
	* configure: Regenerate.
	* config.h.in: Regenerate.

	* include/c_global/cmath [__cplusplus >= 201103L]
	(std::fpclassify): Wrap in !__CORRECT_ISO_CPP11_MATH_H_PROTO.
	(std::isfinite): Likewise.
	(std::isinf): Likewise.
	(std::isnan): Likewise.
	(std::isnormal): Likewise.
	(std::signbit): Likewise.
	(std::isgreater): Likewise.
	(std::isgreaterequal): Likewise.
	(std::isless): Likewise.
	(std::islessequal): Likewise.
	(std::islessgreater): Likewise.
	(std::isunordered): Likewise.
	(std::acosh): Likewise.
	(std::asinh): Likewise.
	(std::atanh): Likewise.
	(std::cbrt): Likewise.
	(std::copysign): Likewise.
	(std::erf): Likewise.
	(std::erfc): Likewise.
	(std::exp2): Likewise.
	(std::expm1): Likewise.
	(std::fdim): Likewise.
	(std::fma): Likewise.
	(std::fmax): Likewise.
	(std::fmin): Likewise.
	(std::hypot): Likewise.
	(std::ilogb): Likewise.
	(std::lgamma): Likewise.
	(std::llrint): Likewise.
	(std::llround): Likewise.
	(std::log1p): Likewise.
	(std::log2): Likewise.
	(std::logb): Likewise.
	(std::lrint): Likewise.
	(std::lround): Likewise.
	(std::nearbyint): Likewise.
	(std::nextafter): Likewise.
	(std::nexttoward): Likewise.
	(std::remainder): Likewise.
	(std::remquo): Likewise.
	(std::rint): Likewise.
	(std::round): Likewise.
	(std::scalbln): Likewise.
	(std::scalbn): Likewise.
	(std::tgamma): Likewise.
	(std::trunc): Likewise.
	* include/tr1/cmath [_GLIBCXX_USE_C99_MATH_TR1] (std::tr1::acosh):
	Wrap in !__CORRECT_ISO_CPP11_MATH_H_PROTO.
	(std::tr1::asinh): Likewise.
	(std::tr1::atanh): Likewise.
	(std::tr1::cbrt): Likewise.
	(std::tr1::copysign): Likewise.
	(std::tr1::erf): Likewise.
	(std::tr1::erfc): Likewise.
	(std::tr1::exp2): Likewise.
	(std::tr1::expm1): Likewise.
	(std::tr1::fabs): Likewise.
	(std::tr1::fdim): Likewise.
	(std::tr1::fma): Likewise.
	(std::tr1::fmax): Likewise.
	(std::tr1::fmin): Likewise.
	(std::tr1::hypot): Likewise.
	(std::tr1::ilogb): Likewise.
	(std::tr1::lgamma): Likewise.
	(std::tr1::llrint): Likewise.
	(std::tr1::llround): Likewise.
	(std::tr1::log1p): Likewise.
	(std::tr1::log2): Likewise.
	(std::tr1::logb): Likewise.
	(std::tr1::lrint): Likewise.
	(std::tr1::lround): Likewise.
	(std::tr1::nearbyint): Likewise.
	(std::tr1::nextafter): Likewise.
	(std::tr1::nexttoward): Likewise.
	(std::tr1::remainder): Likewise.
	(std::tr1::remquo): Likewise.
	(std::tr1::rint): Likewise.
	(std::tr1::scalbln): Likewise.
	(std::tr1::scalbn): Likewise.
	(std::tr1::tgamma): Likewise.
	(std::tr1::trunc): Likewise.
	(std::tr1::pow): Likewise.

	* testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc:
	Restrict dg-xfail-if to *-*-solaris2.1[01]*.

2015-11-20  Jan Kratochvil  <jan.kratochvil@redhat.com>

	PR libstdc++/68448
	* python/hook.in: Call register_libstdcxx_printers.
	* python/libstdcxx/v6/__init__.py: Wrap it to
	register_libstdcxx_printers.

2015-11-16  Doug Evans  <dje@google.com>

	PR libstdc++/67440
	* python/libstdcxx/v6/printers.py (find_type): Handle "const" in
	type name.
	* testsuite/libstdc++-prettyprinters/debug.cc: Add test for
	const set<int>.
	* testsuite/libstdc++-prettyprinters/simple.cc: Ditto.
	* testsuite/libstdc++-prettyprinters/simple11.cc: Ditto.

2015-11-10  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/68190
	* include/bits/stl_multiset.h (multiset::find): Fix return types.
	* include/bits/stl_set.h (set::find): Likewise.
	* testsuite/23_containers/map/operations/2.cc: Test find return types.
	* testsuite/23_containers/multimap/operations/2.cc: Likewise.
	* testsuite/23_containers/multiset/operations/2.cc: Likewise.
	* testsuite/23_containers/set/operations/2.cc: Likewise.

2015-10-08  Jonathan Wakely  <jwakely@redhat.com>

	Backport from mainline
	2015-09-17  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/65913
	* include/bits/atomic_base.h (__atomic_base<_TTp>::is_lock_free(),
	__atomic_base<_PTp*>::is_lock_free()): Call the built-in with the
	immediate pointer value, not a variable.
	* include/std/atomic (atomic<T>::is_lock_free()): Likewise.
	* testsuite/29_atomics/atomic/65913.cc: New.

2015-10-07  Jonathan Wakely  <jwakely@redhat.com>

	Backport Filesystem TS fixes from mainline.

	PR libstdc++/67173
	PR libstdc++/67747
	* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Check _XOPEN_VERSION
	and PATH_MAX for _GLIBCXX_USE_REALPATH.  Remove _GLIBCXX_ prefix
	from HAVE_STRUCT_DIRENT_D_TYPE.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* include/bits/locale_conv.h [!_GLIBCXX_USE_WCHAR_T]
	(__do_str_codecvt, __str_codecvt_in, __str_codecvt_out): Enable.
	* include/experimental/fs_dir.h (operator==, operator==):
	Use owner_before instead of pointer equality.
	(directory_iterator(std::shared_ptr<_Dir>, error_code*)): Remove.
	* include/experimental/fs_path.h (operator==, operator==):
	* include/experimental/fs_path.h [!_GLIBCXX_USE_WCHAR_T]
	(path::wstring, path::generic_wstring): Disable.
	* src/filesystem/path.cc (path::_S_convert_loc)
	[!_GLIBCXX_USE_WCHAR_T]: Skip conversion.
	* src/filesystem/Makefile.am: Add cxx11_abi_sources.
	* src/filesystem/Makefile.in: Regenerate.
	* src/filesystem/cow-dir.cc: New.
	* src/filesystem/cow-ops.cc: New.
	* src/filesystem/cow-path.cc: New.
	* src/filesystem/dir.cc: Define macro for new ABI.
	(native_readdir): Remove.
	(_Dir::advance): Use readdir instead of native_readdir.
	(recursive_directory_iterator(const path&, directory_options,
	error_code*)): Use swap instead of reset.
	(ErrorCode): Remove.
	(_Dir::advance): Change ErrorCode parameter to error_code*, add
	directory_options parameter and check it on error.
	(opendir): Rename to open_dir to avoid clashing with macro. Change
	ErrorCode parameter to error_code*.
	(make_shared_dir): Remove.
	(native_readdir) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Don't set errno.
	(directory_iterator(std::shared_ptr<_Dir>, error_code*)): Remove.
	(directory_iterator(const path&, directory_options, error_code*)):
	Pass options to _Dir::advance and create non-end iterator on error.
	(recursive_directory_iterator(const path&, directory_options,
	error_code*)): Clear error_code on ignored error, create non-end
	iterator otherwise.
	(recursive_directory_iterator::increment): Pass _M_options to
	_Dir::advance.
	(recursive_directory_iterator::pop): Likewise.
	* src/filesystem/ops.cc: Define macro for new ABI.
	(canonical) [!_GLIBCXX_USE_REALPATH]: Add alternative implementation.
	(is_dot, is_dotdot): Define new helpers.
	(create_directories): Fix error handling.
	* src/filesystem/path.cc: Define macro for new ABI.
	(path::_S_convert_loc) [!_GLIBCXX_USE_WCHAR_T]: Skip conversion.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	New.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: New.
	* testsuite/experimental/filesystem/operations/canonical.cc: New.
	* testsuite/experimental/filesystem/operations/create_directories.cc:
	New.
	* testsuite/experimental/filesystem/operations/exists.cc: Add more
	tests.
	* testsuite/experimental/filesystem/operations/absolute.cc: Add test
	variables.
	* testsuite/experimental/filesystem/operations/copy.cc: Likewise.
	* testsuite/experimental/filesystem/operations/current_path.cc:
	Likewise.
	* testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
	* testsuite/experimental/filesystem/operations/status.cc: Likewise.
	* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
	Likewise.
	* testsuite/experimental/filesystem/path/assign/assign.cc: Check for
	wchar_t support.
	* testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
	* testsuite/experimental/filesystem/path/construct/range.cc: Likewise.

2015-10-02  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/65049
	* include/bits/char_traits.h (char_traits<char>::compare,
	char_traits<char>::find, char_traits<char>::move,
	char_traits<char>::copy, char_traits<char>::assign): Check for zero
	length.
	(char_traits<wchar_t>::compare, char_traits<wchar_t>::find,
	char_traits<wchar_t>::move, char_traits<wchar_t>::copy,
	char_traits<wchar_t>::assign): Likewise.
	(char_traits<char16_t>::move, char_traits<char16_t>::copy): Likewise.
	(char_traits<char32_t>::move, char_traits<char32_t>::copy): Likewise.
	* include/ext/pod_char_traits.h (char_traits<character<>>::move,
	char_traits<character<>>::copy): Likewise.
	* testsuite/21_strings/char_traits/requirements/char/65049.cc: New.
	* testsuite/21_strings/char_traits/requirements/char16_t/65049.cc:
	New.
	* testsuite/21_strings/char_traits/requirements/char32_t/65049.cc:
	New.
	* testsuite/21_strings/char_traits/requirements/wchar_t/65049.cc:
	New.

	PR libstdc++/67707
	* include/bits/stl_deque.h (_Deque_base::_M_move_impl): Initialize
	empty object.
	* testsuite/23_containers/deque/allocator/move.cc: Check moved-from
	deque.
	* 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.

	PR libstdc++/65142
	* src/c++11/random.cc (random_device::_M_getval()): Check read result
	and retry after short reads.

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

	* include/std/shared_mutex (shared_timed_mutex::shared_timed_mutex):
	Replace throw with __throw_bad_alloc.

	PR libstdc++/66998
	* include/experimental/functional (_Not_fn): Add exception
	specifications and non-deduced return types.
	(not_fn): Add exception specification and wrap pointer-to-member.
	* testsuite/experimental/functional/not_fn.cc: Test in SFINAE context
	and test pointer-to-member.

	Backport from mainline
	2015-08-27  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/67374
	* include/bits/range_access.h (valarray, begin, end): Declare.
	* testsuite/26_numerics/valarray/range_access.cc: Test const
	overloads.
	* testsuite/26_numerics/valarray/range_access2.cc: New.

	Backport from mainline
	2015-07-24  Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/atomic_futex.h [_GLIBCXX_HAVE_LINUX_FUTEX]
	(_M_load_and_test_until): Whitespace.
	(_M_load_and_test): Value-initialize the unused durations.
	(_M_load_when_equal): Add missing return value.

	Backport from mainline
	2015-07-13  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/66855
	* src/c++11/codecvt.cc (__codecvt_utf8_utf16_base::do_in): Override
	endianness bit in mode.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: New.

	Backport from mainline
	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.

2015-08-28  Tim Shen  <timshen@google.com>

	Backport from mainline
	2015-08-28  Tim Shen  <timshen@google.com>

	PR libstdc++/67362
	* include/bits/regex_scanner.tcc (_Scanner<>::_M_scan_normal):
	Always returns ordinary char token if the char isn't
	considered a special char.
	* testsuite/28_regex/regression.cc: New test file for collecting
	regression testcases from, typically, bugzilla.

2015-08-20  Jonathan Wakely  <jwakely@redhat.com>

	* python/Makefile.am: Ensure gdb.py is installed for libstdc++ not
	libstdc++fs.
	* python/Makefile.in: Regenerate.

2015-08-18  Jonathan Wakely  <jwakely@redhat.com>

	Backport Filesystem TS from mainline
	* acinclude.m4 (GLIBCXX_ENABLE_FILESYSTEM_TS,
	GLIBCXX_CHECK_FILESYSTEM_DEPS): Define.
	* configure.ac: Use them.
	* configure: Regenerate.
	* config.h.in: Regenerate.
	* include/Makefile.am: Add filesystem headers. Fix order of headers.
	* include/Makefile.in: Regenerate.
	* include/bits/locale_conv.h (__do_str_codecvt, __str_codecvt_in,
	__str_codecvt_out, wstring_convert): Refactor to move all conversion
	logic to non-member functions.
	* include/bits/quoted_string.h (_Quoted_string, operator<<,
	operator>>): Move from <iomanip> to new header.
	* 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, operator<<, operator>>): Move
	to <bits/quoted_string.h>.
	* libstdcxx/v6/printers.py (StdExpPathPrinter): Define.
	* scripts/testsuite_flags.in: Add filesystem dir to ldflags.
	* src/Makefile.am: Add filesystem sub-dir.
	* 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/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.
	* 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/lib/dg-options.exp (dg-require-filesystem-ts): Define.
	* testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Define.
	* testsuite/util/testsuite_fs.h: New.

2015-08-18  Jonathan Wakely  <jwakely@redhat.com>

	* Makefile.in: Regenerate 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.
	* testsuite/Makefile.in: Likewise.

2015-07-29  Tim Shen  <timshen@google.com>

	Backport from mainline
	2015-07-29  Tim Shen  <timshen@google.com>

	PR libstdc++/67015
	* include/bits/regex_compiler.h (_Compiler<>::_M_expression_term,
	_BracketMatcher<>::_M_add_collating_element): Change signature
	to make checking the and of bracket expression easier.
	* include/bits/regex_compiler.tcc (_Compiler<>::_M_expression_term):
	Treat '-' as a valid literal if it's at the end of bracket expression.
	* testsuite/28_regex/algorithms/regex_match/cstring_bracket_01.cc:
	New testcases.

2015-07-16  Release Manager

	* GCC 5.2.0 released.

2015-07-02  Jonathan Wakely  <jwakely@redhat.com>

	* acinclude.m4 (GLIBCXX_DEFAULT_ABI): Change valid arguments for
	--with-default-libstdcxx-abi
	* configure: Regenerate.
	* doc/xml/manual/configure.xml: Document valid arguments.

	* include/bits/locale_conv.h (wstring_convert): Use __cxx11 inline
	namespace in new ABI.
	(wstring_convert::_M_conv): Handle empty range.

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

	* 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.

2015-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/66200
	* configure.host (host_cpu): Add aarch64 case.
	* config/cpu/aarch64/atomic_word.h: New file.

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

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

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

	Backport from mainline
	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.
	* 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.

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

	Backport from mainline
	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.

2015-06-15  Jonathan Wakely  <jwakely@redhat.com>

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

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

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

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

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

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

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

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

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

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

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

	Backported from mainline
	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.

	Backported from mainline
	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.

2015-06-08  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.

2015-06-04  Renlin Li  <renlin.li@arm.com>

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

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

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.

	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.

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

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

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

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

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

	Backported from mainline
	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.

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

	Backported from mainline
	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.

2015-05-22  David Edelsohn  <dje.gcc@gmail.com>

	Backported from mainline
	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.

2015-05-07  Renlin Li  <renlin.li@arm.com>

	Backported from mainline
	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.

2015-05-04  Jakub Jelinek  <jakub@redhat.com>

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

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

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

	* include/experimental/any (_Internal): Check for trivially-copyable
	instead of nothrow move constructible.
	* testsuite/experimental/any/cons/nontrivial.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  Stephan Bergmann  <sbergman@redhat.com>

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

2015-04-22  Release Manager

	* GCC 5.1.0 released.

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

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

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.

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are permitted in any medium without royalty provided the copyright
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