libstdc++-v3/ChangeLog

   1 2018-05-24  Maya Rashish  <coypu@sdf.org>
   2
   3         PR target/85904
   4         * crossconfig.m4: Test for aligned_alloc on netbsd.
   5         * configure: Regenerate.
   6
   7 2018-05-24  Jonathan Wakely  <jwakely@redhat.com>
   8
   9         PR libstdc++/69769
  10         PR libstdc++/85886
  11         * include/bits/atomic_base.h (__atomic_base::value_type)
  12         (__atomic_base::difference_type): Add new typedefs.
  13         * include/std/atomic (atomic<bool>::value_type, atomic<T>::value_type)
  14         (atomic<T*>::value_type, atomic<T*>::difference_type): Likewise.
  15         (atomic<T*>::operator++, atomic<T*>::operator--)
  16         (atomic<T*>::operator+=, atomic<T*>::operator-=)
  17         (atomic<T*>::fetch_add, atomic<T*>::fetch_sub): Add static assertion
  18         to enforce C++17 requirement on pointer arithmetic.
  19         (__atomic_val_t, __atomic_diff_t): New alias templates.
  20         (atomic_init, atomic_store_explicit, atomic_exchange_explicit)
  21         (atomic_compare_exchange_weak_explicit)
  22         (atomic_compare_exchange_strong_explicit, atomic_store)
  23         (atomic_exchange, atomic_compare_exchange_weak)
  24         (atomic_compare_exchange_strong): Use __atomic_val_t to make
  25         scalar parameters be non-deduced contexts.
  26         (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
  27         (atomic_fetch_add, atomic_fetch_sub): Change first parameter to be
  28         atomic instead of __atomic_base, and use __atomic_diff_t for scalar
  29         parameters.
  30         (atomic_fetch_and_explicit, atomic_fetch_or_explicit)
  31         (atomic_fetch_xor_explicit, atomic_fetch_and, atomic_fetch_or)
  32         (atomic_fetch_xor): Use __atomic_val_t for scalar parameters.
  33         (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
  34         (atomic_fetch_add, atomic_fetch_sub): Remove overloads for atomic
  35         address types.
  36         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
  37         * testsuite/29_atomics/atomic/69769.cc: New test.
  38         * testsuite/29_atomics/atomic/nonmembers.cc: New test.
  39         * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
  40         Disable test for C++17 and later.
  41         * testsuite/29_atomics/atomic/requirements/typedefs.cc: New test.
  42         * testsuite/29_atomics/atomic_integral/nonmembers.cc: New test.
  43         * testsuite/29_atomics/atomic_integral/requirements/typedefs.cc: New
  44         test.
  45
  46 2018-05-23  Jonathan Wakely  <jwakely@redhat.com>
  47
  48         * include/bits/fs_path.h (path::__is_encoded_char): Change from class
  49         template to alias template.
  50         (path::__value_type_is_char): Use remove_const_t.
  51         (path:_S_string_from_iter): New helper function.
  52         (path::_S_convert(InputIter, __null_terminated))
  53         (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
  54         Use _S_string_from_iter.
  55         (path::string<_CharT, _Allocator>(const _Allocator&)): Allow sharing
  56         rep for COW strings.
  57         * include/experimental/bits/fs_path.h (path::__is_encoded_char):
  58         Change from class template to alias template.
  59         (path::__value_type_is_char): Use remove_const.
  60         (path:_S_string_from_iter): New helper function.
  61         (path::_S_convert(InputIter, __null_terminated))
  62         (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
  63         Use _S_string_from_iter.
  64         * testsuite/27_io/filesystem/path/append/source.cc: Test appending
  65         wide strings.
  66         * testsuite/27_io/filesystem/path/concat/strings.cc: Check for exact
  67         string equality, not path equivalence.
  68         * testsuite/27_io/filesystem/path/construct/format.cc: Check
  69         construction from std::string and std::wstring and input iterators.
  70         * testsuite/27_io/filesystem/path/construct/locale.cc: Check
  71         construction from iterators.
  72         * testsuite/experimental/filesystem/path/concat/strings.cc: Check for
  73         exact string equality, not path equivalence.
  74         * testsuite/experimental/filesystem/path/construct/locale.cc: Check
  75         construction from iterators.
  76
  77         * include/bits/fs_path.h (path::_M_type): Change default member
  78         initializer to _Filename.
  79         (path::begin): Create past-the-end iterator for empty path.
  80         * src/filesystem/std-path.cc (path::remove_filename()): Remove
  81         debugging check.
  82         (path::has_relative_path()): Return false for empty filenames.
  83         (path::_M_split_cmpts): Set _M_type to _Filename for empty paths.
  84         Fix offset of empty final component.
  85         * testsuite/27_io/filesystem/path/itr/components.cc: New.
  86         * testsuite/27_io/filesystem/path/itr/traversal.cc: Add new inputs.
  87
  88 2018-05-21  Jonathan Wakely  <jwakely@redhat.com>
  89
  90         Add support for opening file streams from wide character strings.
  91         * config/io/basic_file_stdio.cc [_GLIBCXX_HAVE__WFOPEN]
  92         (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
  93         Define new overload.
  94         * config/io/basic_file_stdio.h [_GLIBCXX_HAVE__WFOPEN]
  95         (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
  96         Declare new overload.
  97         * configure.ac: Check for _wfopen.
  98         * crossconfig.m4: Likewise.
  99         * configure: Regenerate.
 100         * config.h.in: Regenerate.
 101         * include/bits/fstream.tcc [_GLIBCXX_HAVE__WFOPEN]
 102         (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
 103         Define new overload.
 104         * include/std/fstream [_GLIBCXX_HAVE__WFOPEN]
 105         (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
 106         Declare new overload.
 107         [_GLIBCXX_HAVE__WFOPEN]
 108         (basic_ifstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 109         (basic_ifstream<C,T>::basic_open(const wchar_t*, openmode))
 110         (basic_ofstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 111         (basic_ofstream<C,T>::basic_open(const wchar_t*, openmode))
 112         (basic_fstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 113         (basic_fstream<C,T>::basic_open(const wchar_t*, openmode)): Define
 114         new overloads.
 115         * testsuite/27_io/basic_filebuf/open/wchar_t/1.cc: New.
 116         * testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc: New.
 117         * testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: New.
 118         * testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc: New.
 119         * testsuite/27_io/basic_ofstream/open/wchar_t/1.cc: New.
 120         * testsuite/27_io/basic_fstream/cons/wchar_t/1.cc: New.
 121         * testsuite/27_io/basic_fstream/open/wchar_t/1.cc: New.
 122
 123 2018-05-21  François Dumont  <fdumont@gcc.gnu.org>
 124
 125         PR libstdc++/85845
 126         * include/bits/stl_tree.h
 127         (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): Fix noexcept
 128         qualification.
 129
 130 2018-05-21  Jonathan Wakely  <jwakely@redhat.com>
 131
 132         * src/filesystem/std-ops.cc (absolute): Report an error for empty
 133         paths.
 134         (weakly_canonical(const path&)): Do not call canonical on empty path.
 135         (weakly_canonical(const path&, error_code&)): Likewise.
 136         * testsuite/27_io/filesystem/operations/absolute.cc: Check for errors.
 137
 138         PR libstdc++/85818
 139         * testsuite/experimental/filesystem/path/preferred_separator.cc: Add
 140         dg-require-filesystem-ts.
 141
 142         PR libstdc++/85843
 143         * src/c++11/cow-stdexcept.cc (logic_error, runtime_error): Explicitly
 144         initialize base class to avoid warnings.
 145
 146 2018-05-19  Jonathan Wakely  <jwakely@redhat.com>
 147
 148         * src/c++11/codecvt.cc (__codecvt_utf8_base<wchar_t>::do_in)
 149         [__SIZEOF_WCHAR_T__==2 && __BYTE_ORDER__!=__ORDER_BIG_ENDIAN__]: Set
 150         little_endian element in bitmask.
 151         * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: Run all tests.
 152         * testsuite/22_locale/codecvt/codecvt_utf8/wchar_t/1.cc: New.
 153
 154 2018-05-18  François Dumont  <fdumont@gcc.gnu.org>
 155
 156         * include/bits/stl_tree.h
 157         (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): New.
 158         (_Rb_tree(_Rb_tree&&, _Node_allocator&&, true_type)): New, use latter.
 159         (_Rb_tree(_Rb_tree&&, _Node_allocator&&, false_type)): New.
 160         (_Rb_tree(_Rb_tree&&, _Node_allocator&&)): Adapt, use latters.
 161         * include/debug/map.h
 162         (map(map&&, const_allocator_type&)): Add noexcept qualitication.
 163         * include/debug/multimap.h
 164         (multimap(multimap&&, const_allocator_type&)): Likewise.
 165         * include/debug/set.h
 166         (set(set&&, const_allocator_type&)): Likewise.
 167         * include/debug/multiset.h
 168         (multiset(multiset&&, const_allocator_type&)): Likewise.
 169         * testsuite/23_containers/map/cons/noexcept_default_construct.cc:
 170         Add checks.
 171         * testsuite/23_containers/map/cons/noexcept_move_construct.cc:
 172         Add checks.
 173         * testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
 174         Add checks.
 175         * testsuite/23_containers/multimap/cons/noexcept_move_construct.cc:
 176         Add checks.
 177         * testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
 178         Add checks.
 179         * testsuite/23_containers/multiset/cons/noexcept_move_construct.cc:
 180         Add checks.
 181         * testsuite/23_containers/set/cons/noexcept_default_construct.cc:
 182         Add checks.
 183         * testsuite/23_containers/set/cons/noexcept_move_construct.cc:
 184         Add checks.
 185
 186 2018-05-18  Jason Merrill  <jason@redhat.com>
 187
 188         * include/bits/stl_deque.h (_Deque_iterator): Constrain constructor
 189         for conversion to const_iterator.  Add defaulted copy ops.
 190         * libsupc++/new (bad_alloc): Add defaulted copy ops.
 191         * libsupc++/exception.h (exception): Add defaulted copy ops.
 192         * include/std/system_error (system_error): Add defaulted copy ops.
 193         * include/std/stdexcept (domain_error, invalid_argument)
 194         (length_error, out_of_range, range_error, overflow_error)
 195         (underflow_error): Add defaulted copy ops.
 196         * include/bits/stl_iterator.h (reverse_iterator): Add defaulted
 197         copy assignment.
 198         * include/bits/allocator.h (allocator): Add defaulted copy assignment.
 199         * include/ext/throw_allocator.h (condition_base): Add defaulted
 200         default and copy ctor and copy assignment.
 201
 202 2018-05-18  Jonathan Wakely  <jwakely@redhat.com>
 203
 204         PR libstdc++/85098
 205         * include/bits/regex.h [__cplusplus < 201703L] (basic_regex::icase)
 206         (basic_regex::nosubs, basic_regex::optimize, basic_regex::collate)
 207         (basic_regex::ECMAScript, basic_regex::basic, basic_regex::extended)
 208         (basic_regex::awk, basic_regex::grep, basic_regex::egrep): Add
 209         definitions.
 210         * include/bits/regex_automaton.h (_NFA::_M_insert_state): Adjust
 211         whitespace.
 212         * include/bits/regex_compiler.tcc (__INSERT_REGEX_MATCHER): Add
 213         braces around body of do-while.
 214         * testsuite/28_regex/basic_regex/85098.cc: New
 215
 216 2018-05-17  Jonathan Wakely  <jwakely@redhat.com>
 217
 218         PR libstdc++/85818
 219         * src/filesystem/path.cc (path::preferred_separator): Add used
 220         attribute.
 221         * testsuite/experimental/filesystem/path/preferred_separator.cc: New.
 222
 223         PR libstdc++/85812
 224         * libsupc++/cxxabi_init_exception.h (__cxa_free_exception): Declare.
 225         * libsupc++/exception_ptr.h (make_exception_ptr) [__cpp_exceptions]:
 226         Refactor to separate non-throwing and throwing implementations.
 227         [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]: Deallocate the memory
 228         if constructing the object throws.
 229
 230 2018-05-15  Jonathan Wakely  <jwakely@redhat.com>
 231
 232         PR libstdc++/85749
 233         * include/bits/random.h (__detail::__is_seed_seq): New SFINAE helper.
 234         (linear_congruential_engine, mersenne_twister_engine)
 235         (subtract_with_carry_engine, discard_block_engine)
 236         (independent_bits_engine, shuffle_order_engine): Use __is_seed_seq to
 237         constrain function templates taking seed sequences.
 238         * include/bits/random.tcc (linear_congruential_engine::seed(_Sseq&))
 239         (mersenne_twister_engine::seed(_Sseq&))
 240         (subtract_with_carry_engine::seed(_Sseq&)): Change return types to
 241         match declarations.
 242         * include/ext/random (simd_fast_mersenne_twister_engine): Use
 243         __is_seed_seq to constrain function templates taking seed sequences.
 244         * include/ext/random.tcc (simd_fast_mersenne_twister_engine::seed):
 245         Change return type to match declaration.
 246         * testsuite/26_numerics/random/discard_block_engine/cons/seed_seq2.cc:
 247         New.
 248         * testsuite/26_numerics/random/independent_bits_engine/cons/
 249         seed_seq2.cc: New.
 250         * testsuite/26_numerics/random/linear_congruential_engine/cons/
 251         seed_seq2.cc: New.
 252         * testsuite/26_numerics/random/mersenne_twister_engine/cons/
 253         seed_seq2.cc: New.
 254         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lineno.
 255         * testsuite/26_numerics/random/shuffle_order_engine/cons/seed_seq2.cc:
 256         New.
 257         * testsuite/26_numerics/random/subtract_with_carry_engine/cons/
 258         seed_seq2.cc: New.
 259         * testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/
 260         seed_seq2.cc: New.
 261
 262         PR libstdc++/83891
 263         * include/bits/fs_path.h (path::is_absolute()): Use same definition
 264         for all operating systems.
 265         * include/experimental/bits/fs_path.h (path::is_absolute()): Likewise.
 266         * testsuite/27_io/filesystem/path/query/is_absolute.cc: New.
 267         * testsuite/27_io/filesystem/path/query/is_relative.cc: Fix comment.
 268         * testsuite/experimental/filesystem/path/query/is_absolute.cc: New.
 269
 270         * testsuite/27_io/filesystem/path/decompose/extension.cc: Remove
 271         unused <vector> header.
 272         * testsuite/27_io/filesystem/path/query/empty.cc: Likewise.
 273         * testsuite/27_io/filesystem/path/query/has_extension.cc: Likewise.
 274         * testsuite/27_io/filesystem/path/query/has_filename.cc: Likewise.
 275         * testsuite/27_io/filesystem/path/query/has_parent_path.cc: Likewise.
 276         * testsuite/27_io/filesystem/path/query/has_relative_path.cc:
 277         Likewise.
 278         * testsuite/27_io/filesystem/path/query/has_root_directory.cc:
 279         Likewise.
 280         * testsuite/27_io/filesystem/path/query/has_root_name.cc: Likewise.
 281         * testsuite/27_io/filesystem/path/query/has_root_path.cc: Likewise.
 282         * testsuite/27_io/filesystem/path/query/has_stem.cc: Likewise.
 283         * testsuite/27_io/filesystem/path/query/is_relative.cc: Likewise.
 284         * testsuite/experimental/filesystem/path/decompose/extension.cc:
 285         Likewise.
 286         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
 287         * testsuite/experimental/filesystem/path/query/has_extension.cc:
 288         Likewise.
 289         * testsuite/experimental/filesystem/path/query/has_filename.cc:
 290         Likewise.
 291         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
 292         Likewise.
 293         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
 294         Likewise.
 295         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
 296         Likewise.
 297         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
 298         Likewise.
 299         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
 300         Likewise.
 301         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
 302         * testsuite/experimental/filesystem/path/query/is_relative.cc:
 303         Likewise.
 304
 305         PR libstdc++/84159
 306         * include/bits/fs_path.h (path::operator/=, path::append): Construct
 307         temporary path before calling _M_append.
 308         (path::_M_append): Change parameter to path and implement C++17
 309         semantics.
 310         * testsuite/27_io/filesystem/path/append/path.cc: Add helper function
 311         and more examples from the standard.
 312         * testsuite/27_io/filesystem/path/append/source.cc: New.
 313         * testsuite/27_io/filesystem/path/decompose/filename.cc: Add comment.
 314         * testsuite/27_io/filesystem/path/nonmember/append.cc: New.
 315
 316         * include/std/variant (__gen_vtable_impl::__visit_invoke): Qualify
 317         __invoke to prevent ADL.
 318
 319 2018-05-14  Jonathan Wakely  <jwakely@redhat.com>
 320
 321         PR libstdc++/81256
 322         * include/bits/fstream.tcc (basic_filebuf::close): Do not swallow
 323         exceptions from _M_terminate_output().
 324         * include/std/fstream (basic_filebuf::~basic_filebuf): Swallow any
 325         exceptions from close().
 326         * testsuite/27_io/basic_filebuf/close/81256.cc: New.
 327
 328         * include/bits/valarray_array.h (__valarray_get_memory): Remove.
 329         (__valarray_get_storage): Call operator new directly. Remove ignored
 330         top-level restrict qualifier and add malloc attribute instead.
 331         (_Array<_Tp>::_Array(size_t)): Remove unused constructor.
 332
 333         PR libstdc++/67554
 334         * include/bits/valarray_array.h (_Array_copy_ctor<_Tp, true>)
 335         (_Array_copier<_Tp, true>): Do not pass null pointers to memcpy.
 336
 337         PR libstdc++/82966
 338         * include/bits/node_handle.h (_Node_handle_common::_M_swap): Use value
 339         instead of type.
 340         * testsuite/23_containers/set/modifiers/node_swap.cc: New.
 341
 342 2018-05-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 343
 344         PR libstdc++/80165
 345         * testsuite/20_util/variant/80165.cc: New.
 346
 347 2018-05-10  Jonathan Wakely  <jwakely@redhat.com>
 348
 349         * doc/xml/faq.xml: Link to C++17 status. Add note to outdated answer.
 350         * doc/xml/manual/debug_mode.xml: Add array and forward_list to list
 351         of C++11 containers with Debug Mode support.
 352         * doc/xml/manual/using.xml: Document Dual ABI for ios_base::failure.
 353         * doc/html/*: Regenerate.
 354
 355 2018-05-10  Jason Merrill  <jason@redhat.com>
 356
 357         * include/bits/regex_compiler.h (_S_cache_size): Change from
 358         function to variable.
 359
 360 2018-05-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
 361
 362         PR libstdc++/83140 - assoc_legendre returns negated value when m is odd
 363         * include/tr1/legendre_function.tcc (__assoc_legendre_p): Add __phase
 364         argument defaulted to +1.  Doxy comments on same.
 365         * testsuite/special_functions/02_assoc_legendre/
 366         check_value.cc: Regen.
 367         * testsuite/tr1/5_numerical_facilities/special_functions/
 368         02_assoc_legendre/check_value.cc: Regen.
 369
 370 2018-05-10  Jonathan Wakely  <jwakely@redhat.com>
 371
 372         PR libstdc++/85729
 373         * include/bits/c++config.h (__replacement_assert): Add linkage
 374         specification.
 375         * include/bits/std_abs.h: Add comment to closing brace of block.
 376         * include/c_global/cstddef: Add linkage specification.
 377         * include/c_global/cstring: Likewise.
 378         * include/c_global/cwchar: Likewise.
 379
 380 2018-05-09  François Dumont  <fdumont@gcc.gnu.org>
 381
 382         * include/debug/safe_iterator.h (_Safe_iterator<>::_M_constant()):
 383         Rename in...
 384         (_Safe_iterator<>::_S_constant()): ...that.
 385         * include/debug/safe_local_iterator.h
 386         (_Safe_local_iterator<>::_M_constant()): Rename in...
 387         (_Safe_local_iterator<>::_S_constant()): ...that.
 388         * include/debug/formatter.h: Remove bits/cpp_type_traits.h include.
 389         (_Iterator_state::__rbegin): New.
 390         (_Iterator_state::__rmiddle): New.
 391         (_Iterator_state::__rend): New.
 392         (_Parameter::_Parameter(const _Safe_iterator<>&, const char*,
 393         _Is_iterator)): Use _Safe_iterator<>::_S_constant. Grab normal underlying
 394         iterator type.
 395         (_Parameter::_Parameter(const _Safe_local_iterator<>&, const char*,
 396         _Is_iterator)): Likewise.
 397         (_Parameter::_S_reverse_state(_Iterator_state)): New.
 398         (_Parameter(__gnu_cxx::__normal_iterator<> const&, const char*,
 399         _Is_iterator)): New.
 400         (_Parameter(std::reverse_iterator<> const&, const char*,
 401         _Is_iterator)): New.
 402         (_Parameter(std::reverse_iterator<_Safe_iterator<>> const&,
 403         const char*, _Is_iterator)): New.
 404         (_Parameter(std::move_iterator<> const&, const char*, _Is_iterator):
 405         New.
 406         (_Parameter(std::move_iterator<_Safe_iterator<>> const&, const char*,
 407         _Is_iterator)): New.
 408         * testsuite/24_iterators/move_iterator/debug_neg.cc: New.
 409         * testsuite/24_iterators/normal_iterator/debug_neg.cc: New.
 410         * testsuite/24_iterators/reverse_iterator/debug_neg.cc: New.
 411
 412 2018-05-09  Jonathan Wakely  <jwakely@redhat.com>
 413
 414         * include/bits/std_function.h (_Base_manager::_M_get_pointer):
 415         Use constexpr if in C++17 mode.
 416         (_Base_manager::_M_clone(_Any_data&, const _Any_data&, true_type)):
 417         Copy from const object.
 418         * testsuite/20_util/function/cons/non_copyconstructible.cc: New.
 419
 420 2018-05-08  François Dumont  <fdumont@gcc.gnu.org>
 421
 422         * src/c++11/debug.cc [_GLIBCXX_HAVE_EXECINFO_H]: Include execinfo.h.
 423         [_GLIBCXX_HAVE_EXECINFO_H](_Error_formatter::_M_error): Render
 424         backtrace.
 425
 426         * include/debug/macros.h (__glibcxx_check_valid_range_at): New.
 427         * include/debug/functions.h (__check_valid_range): Use latter.
 428         * include/debug/macros.h (__glibcxx_check_valid_constructor_range): New,
 429         use latter.
 430         * include/debug/deque
 431         (deque::deque<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
 432         * include/debug/forward_list
 433         (forward_list::forward_list<_Iter>(_Iter, _Iter, const _Alloc&)):
 434         Likewise.
 435         * include/debug/list
 436         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 437         * include/debug/list
 438         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 439         * include/debug/map.h
 440         (map::map<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 441         (map::map<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
 442         Likewise.
 443         * include/debug/multimap.h
 444         (multimap::multimap<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 445         (multimap::multimap<_Iter>(_Iter, _Iter, const _Compare&,
 446         const _Alloc&)): Likewise.
 447         * include/debug/set.h
 448         (set::set<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 449         (set::set<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
 450         Likewise.
 451         * include/debug/multiset.h
 452         (multiset::multiset<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 453         (multiset::multiset<_Iter>(_Iter, _Iter, const _Compare&,
 454         const _Alloc&)): Likewise.
 455         * include/debug/string
 456         (basic_string::basic_string<_Iter>(_Iter, _Iter, const _Alloc&)):
 457         Likewise.
 458         * include/debug/unordered_map
 459         (unordered_map::unordered_map<_Iter>(_Iter, _Iter, const _Alloc&)):
 460         Likewise.
 461         (unordered_multimap::unordered_multimap<_Iter>(_Iter, _Iter,
 462         const _Alloc&)): Likewise.
 463         * include/debug/unordered_set
 464         (unordered_set::unordered_set<_Iter>(_Iter, _Iter, const _Alloc&)):
 465         Likewise.
 466         (unordered_multiset::unordered_multiset<_Iter>(_Iter, _Iter,
 467         const _Alloc&)): Likewise.
 468         * include/debug/vector
 469         (vector::vector<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
 470
 471         * include/debug/formatter.h (_Error_formatter::_M_function): New.
 472         (_Error_formatter(const char*, unsigned int)): Adapt.
 473         (_Error_formatter::_M_at): Rename in...
 474         (_Error_formatter::_S_at): ...that and adapt.
 475         * include/debug/macros.h (_GLIBCXX_DEBUG_VERIFY_AT_F): New.
 476         (_GLIBCXX_DEBUG_VERIFY_AT, _GLIBCXX_DEBUG_VERIFY): Adapt.
 477         * src/c++11/debug.cc (_Error_formatter::_M_error): Render _M_function
 478         when available.
 479
 480 2018-05-08  Jonathan Wakely  <jwakely@redhat.com>
 481
 482         * include/bits/regex_automaton.h (_NFA_base::_M_paren_stack, _NFA):
 483         Use normal std::vector even in Debug Mode.
 484
 485         PR libstdc++/85672
 486         * include/Makefile.am [!ENABLE_FLOAT128]: Change c++config.h entry
 487         to #undef _GLIBCXX_USE_FLOAT128 instead of defining it to zero.
 488         * include/Makefile.in: Regenerate.
 489         * include/bits/c++config (_GLIBCXX_USE_FLOAT128): Move definition
 490         within conditional block.
 491
 492 2018-05-07  Jonathan Wakely  <jwakely@redhat.com>
 493
 494         * doc/xml/manual/using.xml (table.cmd_options): Document that the
 495         C++17 Filesystem implementation also needs -lstdc++fs.
 496
 497         PR libstdc++/85671
 498         * include/bits/fs_path.h (operator/): Permit copy elision.
 499         * include/experimental/bits/fs_path.h (operator/): Likewise.
 500
 501 2018-05-07  Edward Smith-Rowland  <3dw4rd@verizon.net>
 502
 503         Moar PR libstdc++/80506
 504         * include/bits/random.tcc (gamma_distribution::__generate_impl()):
 505         Fix magic number used in loop condition.
 506
 507 2018-05-04  Jonathan Wakely  <jwakely@redhat.com>
 508
 509         PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
 510         * include/std/optional (_Optional_payload): Add noexcept to default
 511         constructor. Re-indent.
 512         (_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
 513         constructor for copying disengaged payloads.
 514         (_Optional_payload<_Tp, true, false, true>): Likewise.
 515         (_Optional_payload<_Tp, true, true, false>): Likewise.
 516         (_Optional_payload<_Tp, true, false, false>): Likewise.
 517         * testsuite/20_util/optional/cons/85642.cc: New.
 518         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.
 519
 520 2018-05-03  Jonathan Wakely  <jwakely@redhat.com>
 521
 522         PR libstdc++/82644
 523         * include/tr1/cmath [__STRICT_ANSI__] (hypergf, hypergl, hyperg): Use
 524         inline definitions instead of using-declarations.
 525         [__STRICT_ANSI__] (conf_hypergf, conf_hypergl, conf_hyperg): Likewise.
 526         * testsuite/tr1/5_numerical_facilities/special_functions/
 527         07_conf_hyperg/compile_cxx17.cc: New.
 528         * testsuite/tr1/5_numerical_facilities/special_functions/
 529         17_hyperg/compile_cxx17.cc: New.
 530
 531         PR libstdc++/84769
 532         * include/std/variant (visit): Qualify std::get call.
 533
 534         PR libstdc++/85632 use uintmax_t for arithmetic
 535         * src/filesystem/ops.cc (experimental::filesystem::space): Perform
 536         arithmetic in result type.
 537         * src/filesystem/std-ops.cc (filesystem::space): Likewise.
 538         * testsuite/27_io/filesystem/operations/space.cc: Check total capacity
 539         is greater than free space.
 540         * testsuite/experimental/filesystem/operations/space.cc: New.
 541
 542         * testsuite/20_util/remove_cvref/requirements/alias_decl.cc: New.
 543         * testsuite/20_util/remove_cvref/requirements/explicit_instantiation.cc:
 544         New.
 545         * testsuite/20_util/remove_cvref/value.cc: New.
 546         * testsuite/20_util/remove_cvref/value_ext.cc: New.
 547
 548         PR libstdc++/84087 LWG DR 2268 basic_string default arguments
 549         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI=1]
 550         (append(const basic_string&, size_type, size_type)
 551         (assign(const basic_string&, size_type, size_type)
 552         (insert(size_type, const basic_string&, size_type, size_type)
 553         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 554         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 555         Add default arguments (LWG 2268).
 556         [_GLIBCXX_USE_CXX11_ABI=0]
 557         (append(const basic_string&, size_type, size_type)
 558         (assign(const basic_string&, size_type, size_type)
 559         (insert(size_type, const basic_string&, size_type, size_type)
 560         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 561         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 562         Likewise.
 563         * testsuite/21_strings/basic_string/dr2268.cc: New test.
 564
 565         PR libstdc++/84535
 566         * include/std/thread (thread::__not_same): New SFINAE helper.
 567         (thread::thread(_Callable&&, _Args&&...)): Add SFINAE constraint that
 568         first argument is not a std::thread. Add static assertion to check
 569         INVOKE expression is valid.
 570         (thread::thread(thread&), thread::thread(const thread&&)): Remove.
 571         (thread::_Invoke::_M_invoke, thread::_Invoke::operator()): Use
 572         __invoke_result for return types and remove exception specifications.
 573         * testsuite/30_threads/thread/cons/84535.cc: New.
 574
 575         * include/std/future (__async_result_of): Use __invoke_result instead
 576         of result_of.
 577
 578         * include/std/any (any_cast): Use __remove_cvref_t.
 579         * include/std/tuple (__make_tuple): Likewise.
 580         * include/std/type_traits (__remove_cvref_t): Define.
 581         (__result_of_memobj, __result_of_memfun): Use __remove_cvref_t.
 582         [__cplusplus > 201703L] (remove_cvref, remove_cvref_t): Define.
 583         * include/std/variant (__erased_hash): Use __remove_cvref_t.
 584
 585 2018-05-02  François Dumont  <fdumont@gcc.gnu.org>
 586
 587         * include/bits/deque.tcc (deque<>::_M_assign_aux): Cast to void to
 588         ensure overloaded comma not used.
 589         * include/bits/list.tcc (list<>::_M_assign_dispatch): Likewise.
 590         * include/bits/vector.tcc (vector<>::_M_assign_aux): Likewise.
 591         * include/bits/stl_bvector.h (vector<bool>::_M_assign_aux): Likewise.
 592         * testsuite/23_containers/deque/modifiers/assign/1.cc: New.
 593         * testsuite/23_containers/list/modifiers/assign/1.cc: New.
 594         * testsuite/23_containers/vector/bool/modifiers/assign/1.cc: New.
 595         * testsuite/23_containers/vector/modifiers/assign/1.cc: New.
 596
 597 2018-05-02  Jonathan Wakely  <jwakely@redhat.com>
 598
 599         PR libstdc++/68197
 600         * include/bits/ios_base.h (ios_base::iword, ios_base::pword): Cast
 601         indices to unsigned.
 602         * src/c++11/ios.cc (ios_base::_M_grow_words): Treat negative indices
 603         as failure. Refactor error handling.
 604         * testsuite/27_io/ios_base/storage/68197.cc: New.
 605
 606         PR libstdc++/57997
 607         PR libstdc++/83860
 608         * include/bits/gslice_array.h (gslice_array): Define default
 609         constructor as deleted, as per C++11 standard.
 610         * include/bits/mask_array.h (mask_array): Likewise.
 611         * include/bits/slice_array.h (slice_array): Likewise.
 612         * include/bits/valarray_after.h (_GBase, _GClos, _IBase, _IClos): Move
 613         to namespace __detail.
 614         (_GBase::_M_expr, _IBase::_M_expr): Use _ValArrayRef for type of data
 615         members.
 616         * include/bits/valarray_before.h (_ValArrayRef): New helper for type
 617         of data members in closure objects.
 618         (_FunBase, _ValFunClos, _RefFunClos, _UnBase, _UnClos, _BinBase)
 619         (_BinBase2, _BinBase1, _BinClos, _SBase, _SClos): Move to namespace
 620         __detail.
 621         (_FunBase::_M_expr, _UnBase::_M_expr, _BinBase::_M_expr1)
 622         (_BinBase::_M_expr2, _BinBase2::_M_expr1, _BinBase1::_M_expr2)
 623         (_SBase::_M_expr): Use _ValArrayRef for type of data members.
 624         * include/std/valarray (_UnClos, _BinClos, _SClos, _GClos, _IClos)
 625         (_ValFunClos, _RefFunClos): Move to namespace __detail and add
 626         using-declarations to namespace std.
 627         * testsuite/26_numerics/valarray/83860.cc: New.
 628
 629         * testsuite/backward/strstream_move.cc: Remove duplicate function
 630         call.
 631
 632         PR libstdc++/69608
 633         * include/backward/strstream (strstreambuf): Define move constructor
 634         and move assignment operator.
 635         (istrstream, ostrstream, strstream): Likewise.
 636         * testsuite/backward/strstream_move.cc: New.
 637
 638 2018-05-01  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
 639
 640         PR libstdc++/84654
 641         * acinclude.m4: Set ENABLE_FLOAT128 instead of _GLIBCXX_USE_FLOAT128.
 642         * config.h.in: Remove references to _GLIBCXX_USE_FLOAT128.
 643         * configure: Regenerate.
 644         * include/Makefile.am: Replace the value of _GLIBCXX_USE_FLOAT128
 645         based on ENABLE_FLOAT128.
 646         * include/Makefile.in: Regenerate.
 647         * include/bits/c++config: Define _GLIBCXX_USE_FLOAT128.
 648         [!defined(__FLOAT128__) && !defined(__SIZEOF_FLOAT128__)]: Undefine
 649         _GLIBCXX_USE_FLOAT128.
 650
 651 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 652
 653         * configure: Regenerated.
 654
 655 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 656
 657         * configure: Regenerated.
 658
 659 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 660             Jakub Jelinek  <jakub@redhat.com>
 661
 662         PR libstdc++/85442
 663         * src/c++11/Makefile.am: Don't generate debuginfo again for
 664         cxx11-ios_failure-lt.s and cxx11-ios_failure.s files.
 665         * src/c++11/Makefile.in: Regenerate.
 666
 667 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 668
 669         PR libstdc++/84442
 670         * testsuite/30_threads/thread/cons/terminate.cc
 671         [!_GLIBCXX_USE_C99_STDLIB] : Use _exit or std::exit instead of _Exit.
 672
 673 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 674
 675         PR jit/85384
 676         * configure: Regenerate.
 677
 678 2018-04-16  Jonathan Wakely  <jwakely@redhat.com>
 679
 680         * testsuite/experimental/filesystem/file_status/1.cc: Add
 681         -DUSE_FILESYSTEM_TS to dg-options.
 682         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
 683         Likewise.
 684         * testsuite/experimental/filesystem/iterators/pop.cc: Likewise.
 685         * testsuite/experimental/filesystem/iterators/
 686         recursive_directory_iterator.cc: Likewise.
 687         * testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
 688         * testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
 689         * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
 690         * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
 691         * testsuite/experimental/filesystem/operations/create_directories.cc:
 692         Likewise.
 693         * testsuite/experimental/filesystem/operations/create_directory.cc:
 694         Likewise.
 695         * testsuite/experimental/filesystem/operations/create_symlink.cc:
 696         Likewise.
 697         * testsuite/experimental/filesystem/operations/current_path.cc:
 698         Likewise.
 699         * testsuite/experimental/filesystem/operations/equivalent.cc: Likewise.
 700         * testsuite/experimental/filesystem/operations/exists.cc: Likewise.
 701         * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
 702         * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise.
 703         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 704         Likewise.
 705         * testsuite/experimental/filesystem/operations/permissions.cc:
 706         Likewise.
 707         * testsuite/experimental/filesystem/operations/read_symlink.cc:
 708         Likewise.
 709         * testsuite/experimental/filesystem/operations/remove.cc: Likewise.
 710         * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.
 711         * testsuite/experimental/filesystem/operations/status.cc: Likewise.
 712         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 713         Likewise.
 714         * testsuite/experimental/filesystem/path/append/path.cc: Likewise.
 715         * testsuite/experimental/filesystem/path/assign/assign.cc: Likewise.
 716         * testsuite/experimental/filesystem/path/assign/copy.cc: Likewise.
 717         * testsuite/experimental/filesystem/path/compare/compare.cc: Likewise.
 718         * testsuite/experimental/filesystem/path/compare/path.cc: Likewise.
 719         * testsuite/experimental/filesystem/path/compare/strings.cc: Likewise.
 720         * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
 721         * testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
 722         * testsuite/experimental/filesystem/path/construct/copy.cc: Likewise.
 723         * testsuite/experimental/filesystem/path/construct/default.cc:
 724         Likewise.
 725         * testsuite/experimental/filesystem/path/construct/locale.cc: Likewise.
 726         * testsuite/experimental/filesystem/path/construct/range.cc: Likewise.
 727         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 728         Likewise.
 729         * testsuite/experimental/filesystem/path/decompose/extension.cc:
 730         Likewise.
 731         * testsuite/experimental/filesystem/path/decompose/filename.cc:
 732         Likewise.
 733         * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
 734         Likewise.
 735         * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
 736         Likewise.
 737         * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
 738         Likewise.
 739         * testsuite/experimental/filesystem/path/decompose/root_name.cc:
 740         Likewise.
 741         * testsuite/experimental/filesystem/path/decompose/root_path.cc:
 742         Likewise.
 743         * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
 744         * testsuite/experimental/filesystem/path/generic/generic_string.cc:
 745         Likewise.
 746         * testsuite/experimental/filesystem/path/itr/traversal.cc: Likewise.
 747         * testsuite/experimental/filesystem/path/modifiers/clear.cc: Likewise.
 748         * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
 749         Likewise.
 750         * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
 751         Likewise.
 752         * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
 753         Likewise.
 754         * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
 755         Likewise.
 756         * testsuite/experimental/filesystem/path/modifiers/swap.cc: Likewise.
 757         * testsuite/experimental/filesystem/path/native/string.cc: Likewise.
 758         * testsuite/experimental/filesystem/path/nonmember/hash_value.cc:
 759         Likewise.
 760         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
 761         * testsuite/experimental/filesystem/path/query/has_extension.cc:
 762         Likewise.
 763         * testsuite/experimental/filesystem/path/query/has_filename.cc:
 764         Likewise.
 765         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
 766         Likewise.
 767         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
 768         Likewise.
 769         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
 770         Likewise.
 771         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
 772         Likewise.
 773         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
 774         Likewise.
 775         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
 776         * testsuite/experimental/filesystem/path/query/is_relative.cc:
 777         Likewise.
 778
 779 2018-04-13  Jonathan Wakely  <jwakely@redhat.com>
 780
 781         * src/c++11/Makefile.am: Fix sed command.
 782         * src/c++11/Makefile.in: Regenerate.
 783
 784         * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to
 785         handle mangled names starting with double underscores on darwin.
 786         * src/c++11/Makefile.in: Regenerate.
 787
 788 2018-04-12  Jonathan Wakely  <jwakely@redhat.com>
 789
 790         * src/c++11/Makefile.am: Fix comment.
 791         * src/c++11/Makefile.in: Regenerate.
 792         * src/c++11/cxx11-ios_failure.cc: Fix comment.
 793         * src/c++98/ios_failure.cc: Likewise.
 794
 795         * src/c++11/ios.cc: Remove redundant macro definition.
 796
 797 2018-04-11  Jonathan Wakely  <jwakely@redhat.com>
 798
 799         * doc/xml/manual/abi.xml: Document header locations in recent
 800         releases.
 801         * doc/xml/manual/evolution.xml: Add API changes since GCC 5.
 802         * doc/xml/manual/spine.xml: Update copyright years.
 803         * doc/xml/manual/strings.xml: Adjust tolower example to avoid
 804         undefined behaviour.
 805         * doc/xml/manual/test.xml: Update outdated notes on VERIFY in tests.
 806         * doc/html/*: Regenerate.
 807
 808 2018-04-10  Jonathan Wakely  <jwakely@redhat.com>
 809
 810         * doc/xml/faq.xml: Update links to archived copy of SGI STL docs.
 811         * doc/xml/manual/backwards_compatibility.xml: Likewise.
 812         * doc/xml/manual/containers.xml: Likewise.
 813         * doc/xml/manual/debug_mode.xml: Likewise.
 814         * doc/xml/manual/extensions.xml: Likewise.
 815         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise.
 816         * doc/xml/manual/using.xml: Likewise.
 817         * doc/xml/manual/utilities.xml: Likewise.
 818
 819         PR libstdc++/85222
 820         * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for
 821         cxx11-ios_failure.cc to rewrite type info for __ios_failure.
 822         * src/c++11/Makefile.in: Regenerate.
 823         * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info):
 824         New types.
 825         [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 826         * src/c++11/ios.cc (__throw_ios_failure): Remove definition.
 827         * src/c++98/ios_failure.cc (__construct_ios_failure)
 828         (__destroy_ios_failure, is_ios_failure_handler): New functions.
 829         [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 830         * testsuite/27_io/ios_base/failure/dual_abi.cc: New.
 831         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to
 832         handler types, to always catch std::ios_base::failure.
 833         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
 834         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
 835         exceptions_failbit.cc: Likewise.
 836         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
 837         exceptions_failbit.cc: Likewise.
 838         * testsuite/27_io/basic_istream/extractors_other/char/
 839         exceptions_null.cc: Likewise.
 840         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
 841         exceptions_null.cc: Likewise.
 842         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
 843         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
 844         * testsuite/27_io/basic_ostream/inserters_other/char/
 845         exceptions_null.cc: Likewise.
 846         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
 847         exceptions_null.cc: Likewise.
 848         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
 849
 850 2018-04-05  Jonathan Wakely  <jwakely@redhat.com>
 851
 852         * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Qualify
 853         __get calls to avoid ADL and avoid ambiguity due to Clang bug.
 854
 855 2018-04-03  Jonathan Wakely  <jwakely@redhat.com>
 856
 857         PR libstdc++/85183
 858         * include/std/variant (_Move_assign_base::operator=): Fix incorrect
 859         value categories.
 860         * testsuite/20_util/variant/85183.cc: New.
 861
 862 2018-03-26  Jonathan Wakely  <jwakely@redhat.com>
 863
 864         * include/std/variant (__get): Qualify calls to avoid ADL.
 865         (__select_index): Adjust whitespace.
 866         (variant): Add using-declaration to workaround Clang bug.
 867
 868 2018-03-22  Jonathan Wakely  <jwakely@redhat.com>
 869
 870         PR libstdc++/85040
 871         * include/bits/stl_function.h (greater::__not_overloaded)
 872         (less::__not_overloaded, greater_equal::__not_overloaded)
 873         (less_equal::__not_overloaded): Fix ambiguous specializations.
 874         * testsuite/20_util/function_objects/comparisons_pointer.cc: Add
 875         tests for type with overloaded operators.
 876
 877 2018-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 878
 879         PR libstdc++/77691
 880         * testsuite/experimental/memory_resource/resource_adaptor.cc:
 881         xfail execution on 32-bit Solaris/x86.
 882
 883 2018-03-21  Jonathan Wakely  <jwakely@redhat.com>
 884
 885         * testsuite/20_util/function_objects/comparisons_pointer.cc: Use
 886         VERIFY instead of assert.
 887         * testsuite/20_util/hash/84998.cc: New test.
 888         * testsuite/23_containers/vector/cons/destructible_debug_neg.cc: New
 889         copy of test adjusted for Debug Mode.
 890         * testsuite/23_containers/vector/cons/destructible_neg.cc: Do not run
 891         test in Debug Mode.
 892
 893 2018-03-20  François Dumont  <fdumont@gcc.gnu.org>
 894
 895         PR libstdc++/84998
 896         * include/bits/stl_bvector.h: Fix std::hash friend declaration.
 897         * include/std/bitset: Likewise.
 898         * include/bits/stl_map.h (std::map<>): Fix _Rb_tree_merge_helper friend
 899         declaration.
 900         * include/bits/stl_multimap.h (std::multimap<>): Likewise.
 901         * include/bits/stl_multiset.h (std::multiset<>): Likewise.
 902         * include/bits/stl_set.h (std::set<>): Likewise.
 903         * include/bits/unordered_map.h (std::unordered_map<>): Fix
 904         _Hash_merge_helper friend declaration.
 905         (std::unordered_multimap<>): Likewise.
 906         * include/bits/unordered_set.h (std::unordered_set<>): Likewise.
 907         (std::unordered_multiset<>): Likewise.
 908
 909 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 910
 911         * doc/xml/api.xml: www.fsf.org has moved to https. Also omit
 912         trailing slash for domain level link.
 913         * doc/xml/faq.xml: Ditto.
 914         * doc/xml/manual/appendix_free.xml (software): Ditto.
 915         * doc/xml/manual/intro.xml: Ditto.
 916         * doc/xml/manual/spine.xml: Ditto.
 917         * doc/xml/spine.xml: Ditto.
 918
 919 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 920
 921         * doc/xml/manual/documentation_hacking.xml: Adjust link to
 922         docbook.org.
 923
 924 2018-03-17  Jonathan Wakely  <jwakely@redhat.com>
 925
 926         * testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
 927         to compile as C++98.
 928
 929 2018-03-14  Jonathan Wakely  <jwakely@redhat.com>
 930
 931         PR libstdc++/78420
 932         * include/bits/stl_function.h (greater<_Tp*>, less<_Tp*>)
 933         (greater_equal<_Tp*>, less_equal<_Tp>*): Add partial specializations
 934         to ensure total order for pointers.
 935         (greater<void>, less<void>, greater_equal<void>, less_equal<void>):
 936         Add operator() overloads for pointer arguments and make generic
 937         overloads dispatch to new _S_cmp functions when comparisons would
 938         use built-in operators for pointers.
 939         * testsuite/20_util/function_objects/comparisons_pointer.cc: New.
 940
 941 2018-03-12  Jonathan Wakely  <jwakely@redhat.com>
 942
 943         PR libstdc++/84773
 944         PR libstdc++/83662
 945         * crossconfig.m4: Check for aligned_alloc etc. on freebsd and mingw32.
 946         * configure: Regenerate.
 947         * include/c_global/cstdlib [_GLIBCXX_HAVE_ALIGNED_ALLOC]
 948         (aligned_alloc): Add using-declaration.
 949         * testsuite/18_support/aligned_alloc/aligned_alloc.cc: New test.
 950
 951 2018-03-09  François Dumont  <fdumont@gcc.gnu.org>
 952
 953         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
 954         Fix std::_Fwd_list_iterator and std::_Fwd_list_const_iterator printers
 955         registration.
 956
 957 2018-03-09  Jonathan Wakely  <jwakely@redhat.com>
 958
 959         PR libstdc++/84769
 960         * include/std/variant (get<_Tp, _Types...>, get_if<_Tp, _Types...>):
 961         Qualify calls to get<_Np, Types...> and get_if<_Np, _Types...>.
 962
 963         src/filesystem/ops.cc (create_dir): Pass error_code to is_directory.
 964         src/filesystem/std-ops.cc (create_dir): Likewise.
 965
 966 2018-03-08  François Dumont  <fdumont@gcc.gnu.org>
 967
 968         * python/libstdcxx/v6/printers.py (NodeIteratorPrinter): New.
 969         (StdListIteratorPrinter): Inherit from latter.
 970         (StdFwdListIteratorPrinter): New, inherit from latter.
 971         (StdDebugIteratorPrinter.to_string): Use non-debug iterator printer
 972         when iterator has no associated container.
 973         (build_libstdcxx_dictionary): Add __gnu_cxx::_Fwd_list_iterator and
 974         __gnu_cxx::_Fwd_list_const_iterator printers. Remove __norm namespace
 975         registrations.
 976         * testsuite/libstdc++-prettyprinters/debug.cc: Adapt.
 977         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Adapt.
 978
 979 2018-03-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
 980
 981         PR libstdc++/84601
 982         * include/std/optional (_Optional_payload): Split into multiple
 983         specializations that can handle different cases of trivial or
 984         non-trivial assignment operators.
 985         * testsuite/20_util/optional/84601.cc: New.
 986         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 987
 988 2018-03-02  Jonathan Wakely  <jwakely@redhat.com>
 989
 990         PR libstdc++/84671
 991         * include/bits/parse_numbers.h (_Number_help): Add partial
 992         specialization to handle digit separators. Adjust partial
 993         specialization for recursion temrination to require _Pow == 1ULL.
 994         * testsuite/20_util/duration/literals/84671.cc: New
 995
 996 2018-02-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
 997
 998         Implement the missing bits of LWG 2769
 999         * include/std/any (any_cast(const any&)): Add static_assert.
1000         (any_cast(any&)): Likewise.
1001         (any_cast(any&&)): Likewise, and remove the handling
1002         for copyable-but-not-movable type.
1003         * testsuite/20_util/any/misc/any_cast.cc: Adjust.
1004         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise, and
1005         add new tests.
1006
1007 2018-02-23  Jonathan Wakely  <jwakely@redhat.com>
1008
1009         PR libstdc++/84532
1010         * include/std/thread (thread::__make_invoker): Construct tuple
1011         directly instead of using make_tuple.
1012         * testsuite/30_threads/async/84532.cc: New.
1013         * testsuite/30_threads/thread/84532.cc: New.
1014
1015 2018-02-20  François Dumont  <fdumont@gcc.gnu.org>
1016
1017         * include/ext/aligned_buffer.h [_GLIBCXX_INLINE_VERSION]
1018         (template<> __aligned_buffer): Define as __aligned_membuf alias.
1019
1020 2018-02-19  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
1021
1022         PR target/84148
1023         * configure: Regenerate.
1024
1025 2018-02-15  Jonathan Wakely  <jwakely@redhat.com>
1026
1027         PR libstdc++/81797
1028         * configure.ac (INCLUDE_DIR_NOTPARALLEL): Define.
1029         * configure: Regenerate.
1030         * include/Makefile.am (INCLUDE_DIR_NOTPARALLEL): Add .NOTPARALLEL when
1031         defined.
1032         * include/Makefile.in: Regenerate.
1033
1034 2018-01-29  Jonathan Wakely  <jwakely@redhat.com>
1035
1036         PR libstdc++/83833
1037         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
1038         Add -ffloat-store to options for m68k and ia32.
1039
1040         * doc/xml/faq.xml: Update copyright years.
1041         * doc/html/*: Regenerate.
1042
1043         PR libstdc++/83658
1044         * include/std/any (any::__do_emplace): Only set _M_manager after
1045         constructing the contained object.
1046         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
1047         * testsuite/20_util/any/modifiers/83658.cc: New test.
1048
1049 2018-01-25  Jonathan Wakely  <jwakely@redhat.com>
1050
1051         PR libstdc++/81076
1052         * include/c_global/cstddef (__byte_operand): Define primary template.
1053         * testsuite/18_support/byte/81076.cc: New test.
1054
1055 2018-01-19  Christophe Lyon  <christophe.lyon@linaro.org>
1056
1057         * testsuite/ext/special_functions/airy_ai/check_nan.cc: Fix
1058         dg-options and dg-add-options order.
1059         * testsuite/ext/special_functions/airy_bi/check_nan.cc: Likewise.
1060         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc:
1061         Likewise.
1062         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
1063         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
1064         Likewise.
1065         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
1066         Likewise.
1067         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
1068         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc:
1069         Likewise.
1070         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc:
1071         Likewise.
1072         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc:
1073         Likewise.
1074         * testsuite/special_functions/06_comp_ellint_3/pr66689.cc:
1075         Likewise.
1076         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc:
1077         Likewise.
1078         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc:
1079         Likewise.
1080         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc:
1081         Likewise.
1082         * testsuite/special_functions/10_cyl_neumann/check_nan.cc:
1083         Likewise.
1084         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
1085         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
1086         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
1087         * testsuite/special_functions/13_ellint_3/pr66689.cc: Likewise.
1088         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
1089         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
1090         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
1091         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
1092         * testsuite/special_functions/18_riemann_zeta/check_nan.cc:
1093         Likewise.
1094         * testsuite/special_functions/19_sph_bessel/check_nan.cc:
1095         Likewise.
1096         * testsuite/special_functions/20_sph_legendre/check_nan.cc:
1097         Likewise.
1098         * testsuite/special_functions/21_sph_neumann/check_nan.cc:
1099         Likewise.
1100
1101 2018-01-18  Uros Bizjak  <ubizjak@gmail.com>
1102
1103         * configure.ac (AC_CHECK_HEADERS): Add linux/types.h.  Conditionally
1104         include linux/types.h when checking linux/random.h header.
1105         * config.h.in: Regenerate.
1106         * configure: Ditto.
1107         * src/c++11/random.cc: Conditionally include linux/types.h.
1108
1109 2018-01-16  Eric Botcazou  <ebotcazou@adacore.com>
1110
1111         * testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.
1112
1113 2018-01-16  Jonathan Wakely  <jwakely@redhat.com>
1114
1115         PR libstdc++/83834
1116         * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace std::c[a-g]* wildcard
1117         pattern with exact match for std::cerr.
1118
1119 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
1120
1121         PR libstdc++/83833
1122         * include/bits/random.h (chi_squared_distribution::param): Update
1123         gamma distribution parameter.
1124         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc: New
1125         test.
1126
1127         PR libstdc++/83830
1128         * include/std/type_traits (has_unique_object_representations_v): Add
1129         variable template.
1130         * testsuite/20_util/has_unique_object_representations/value.cc: Check
1131         variable template.
1132
1133 2018-01-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1134
1135         Make optional conditionally
1136         trivially_{copy,move}_{constructible,assignable}
1137         * include/std/optional (_Optional_payload): Fix the comment in
1138         the class head and turn into a primary and one specialization.
1139         (_Optional_payload::_M_engaged): Strike the NSDMI.
1140         (_Optional_payload<_Tp, false>::operator=(const _Optional_payload&)):
1141         New.
1142         (_Optional_payload<_Tp, false>::operator=(_Optional_payload&&)):
1143         Likewise.
1144         (_Optional_payload<_Tp, false>::_M_get): Likewise.
1145         (_Optional_payload<_Tp, false>::_M_reset): Likewise.
1146         (_Optional_base_impl): Likewise.
1147         (_Optional_base): Turn into a primary and three specializations.
1148         (optional(nullopt)): Change the base init.
1149         * testsuite/20_util/optional/assignment/8.cc: New.
1150         * testsuite/20_util/optional/cons/trivial.cc: Likewise.
1151         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
1152
1153 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
1154
1155         PR libstdc++/80276
1156         * python/libstdcxx/v6/printers.py (strip_inline_namespaces): New.
1157         (get_template_arg_list): New.
1158         (StdVariantPrinter._template_args): Remove, use get_template_arg_list
1159         instead.
1160         (TemplateTypePrinter): Rewrite to work with gdb.Type objects instead
1161         of strings and regular expressions.
1162         (add_one_template_type_printer): Adapt to new TemplateTypePrinter.
1163         (FilteringTypePrinter): Add docstring. Match using startswith. Use
1164         strip_inline_namespaces instead of strip_versioned_namespace.
1165         (add_one_type_printer): Prepend namespace to match argument.
1166         (register_type_printers): Add type printers for char16_t and char32_t
1167         string types and for types using cxx11 ABI. Update calls to
1168         add_one_template_type_printer to provide default argument dicts.
1169         * testsuite/libstdc++-prettyprinters/80276.cc: New test.
1170         * testsuite/libstdc++-prettyprinters/whatis.cc: Remove tests for
1171         basic_string<unsigned char> and basic_string<signed char>.
1172         * testsuite/libstdc++-prettyprinters/whatis2.cc: Duplicate whatis.cc
1173         to test local variables, without overriding _GLIBCXX_USE_CXX11_ABI.
1174
1175 2018-01-14  Andreas Schwab  <schwab@linux-m68k.org>
1176
1177         PR libstdc++/81092
1178         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
1179
1180 2018-01-13  Tim Shen  <timshen@google.com>
1181
1182         PR libstdc++/83601
1183         * include/bits/regex.tcc (regex_replace): Fix escaping in sed.
1184         * testsuite/28_regex/algorithms/regex_replace/char/pr83601.cc: Tests.
1185         * testsuite/28_regex/algorithms/regex_replace/wchar_t/pr83601.cc: Tests.
1186
1187 2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1188
1189         PR libstdc++/64054
1190         * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
1191         Remove dg-xfail-run-if.
1192
1193 2018-01-10  François Dumont  <fdumont@gcc.gnu.org>
1194
1195         * include/bits/forward_list.h
1196         (_Fwd_list_node_base(_Fwd_list_node_base&&)): New.
1197         (_Fwd_list_node_base& operator=(_Fwd_list_node_base&&)): New.
1198         (_Fwd_list_node_base(const _Fwd_list_node_base&)): Explicit delete.
1199         (_Fwd_list_node_base& operator=(const _Fwd_list_node_base&)): Likewise.
1200         (_Fwd_list_impl()): Add noexcept qualification.
1201         (_Fwd_list_impl(const _Node_alloc_type&)): Delete.
1202         (_Fwd_list_impl(_Fwd_list_impl&&)): New, default.
1203         (_Fwd_list_impl(_Fwd_list_impl&&, _Node_alloc_type&&)): New.
1204         (_Fwd_list_base()): Default.
1205         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&, true_type)): New.
1206         (_Fwd_list_base(_Fwd_list_base&&)): Default.
1207         (forward_list<>()): Default.
1208         (forward_list<>(forward_list&&)): Default.
1209         (forward_list(forward_list&&, _Node_alloc_type&&, false_type)): New.
1210         (forward_list(forward_list&&, _Node_alloc_type&&, true_type)): New.
1211         (forward_list(forward_list&&, const _Alloc&)): Adapt to use latters.
1212         * include/bits/forward_list.tcc
1213         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&)): Adapt to use
1214         _M_impl._M_head move assignment.
1215         (forward_list<>::merge(forward_list<>&&, _Comp)): Likewise.
1216         * testsuite/23_containers/forward_list/allocator/default_init.cc: New.
1217
1218 2018-01-09  Jonathan Wakely  <jwakely@redhat.com>
1219
1220         PR libstdc++/80276
1221         * python/libstdcxx/v6/printers.py (SharedPointerPrinter)
1222         (UniquePointerPrinter): Print correct template argument, not type of
1223         the pointer.
1224         (TemplateTypePrinter._recognizer.recognize): Handle failure to lookup
1225         a type.
1226         * testsuite/libstdc++-prettyprinters/cxx11.cc: Test unique_ptr of
1227         array type.
1228         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test shared_ptr and
1229         weak_ptr of array types.
1230
1231 2018-01-09  François Dumont  <fdumont@gcc.gnu.org>
1232
1233         PR libstdc++/83709
1234         * include/bits/hashtable_policy.h
1235         (__distance_fwd(_Iterator, _Iterator, input_iterator_tag)): Return 1 if
1236         __first != __last.
1237         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, true_type)): New.
1238         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, false_type)):
1239         Add false_type parameter.
1240         (_Insert_base::insert): Adapt.
1241         * include/bits/hashtable.h (_Hashtable::operator=(initializzr_list<>)):
1242         Adapt.
1243         (_Hashtable::_M_insert(_Arg&&, const _NodeGen&, true_type, size_t)):
1244          Add __n_elt parameter, defaulted to 1.
1245         (_Hashtable::_M_insert_unique_node): Likewise. Use it to call rehash
1246         policy _M_need_rehash.
1247         (_Hashtable::_M_merge_unique): Pass target number of elements to add to
1248         produce only 1 rehash if necessary.
1249         * testsuite/23_containers/unordered_map/insert/83709.cc: New.
1250         * testsuite/23_containers/unordered_set/insert/83709.cc: New.
1251
1252 2018-01-09  Juraj Oršulić  <juraj.orsulic@fer.hr>
1253             Jonathan Wakely  <jwakely@redhat.com>
1254
1255         PR libstdc++/59253 (partial)
1256         * python/libstdcxx/v6/printers.py (SmartPtrIterator): Common iterator
1257         type for pointer stored by shared_ptr, weak_ptr and unique_ptr.
1258         (SharedPointerPrinter, UniquePointerPrinter): Treat stored values as
1259         children.
1260         * testsuite/libstdc++-prettyprinters/cxx11.cc: Update expected output
1261         of unique_ptr printer.
1262         * testsuite/libstdc++-prettyprinters/shared_ptr.cc: Update expected
1263         output of shared_ptr printer.
1264
1265 2018-01-05  Jonathan Wakely  <jwakely@redhat.com>
1266
1267         PR libstdc++/83626
1268         * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
1269         unnecessary symlink_status call.
1270         (remove_all(const path&, error_code&)): Use filesystem::remove.
1271         * src/filesystem/std-ops.cc: Likewise.
1272
1273         PR libstdc++/83279
1274         * src/filesystem/std-ops.cc  (do_copy_file): Use non-null offset with
1275         sendfile.
1276
1277         PR libstdc++/83626
1278         * src/filesystem/ops.cc (remove(const path&, error_code&)): Do not
1279         report an error for ENOENT.
1280         (remove_all(const path&)): Fix type of result variable.
1281         (remove_all(const path&, error_code&)): Use non-throwing increment
1282         for directory iterator. Call POSIX remove directly to avoid redundant
1283         calls to symlink_status. Do not report errors for ENOENT.
1284         * src/filesystem/std-ops.cc: Likewise.
1285         * testsuite/27_io/filesystem/operations/remove_all.cc: Test throwing
1286         overload.
1287         * testsuite/experimental/filesystem/operations/remove_all.cc:
1288         Likewise.
1289
1290 2018-01-04  Jonathan Wakely  <jwakely@redhat.com>
1291
1292         PR libstdc++/83626
1293         * src/filesystem/ops.cc (remove(const path&, error_code&))): Remove
1294         redundant call to ec.clear().
1295         (remove_all(const path&, error_code&))): Do not return an error for
1296         non-existent paths.
1297         * src/filesystem/std-ops.cc: Likewise.
1298         * testsuite/27_io/filesystem/operations/remove.cc: New test.
1299         * testsuite/27_io/filesystem/operations/remove_all.cc: Fix expected
1300         results for non-existent paths.
1301         * testsuite/experimental/filesystem/operations/remove.cc: New test.
1302         * testsuite/experimental/filesystem/operations/remove_all.cc: Fix
1303         expected results for non-existent paths.
1304
1305         * include/bits/fs_ops.h (exists(const path&, error_code&))): Only
1306         check status_known once.
1307         * include/experimental/bits/fs_ops.h: Likewise.
1308
1309         PR libstdc++/83607
1310         * include/std/functional (__is_byte_like): New trait.
1311         (__is_std_equal_to): Remove.
1312         (__boyer_moore_base_t): Use __is_byte_like instead of
1313         __is_std_equal_to.
1314         * include/experimental/functional (__is_std_equal_to): Remove.
1315         (__boyer_moore_base_t): Use __is_byte_like instead of
1316         __is_std_equal_to.
1317         * testsuite/20_util/function_objects/83607.cc: New test.
1318
1319 2018-01-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
1320
1321         Protect optional's deduction guide with the feature macro
1322         * include/std/optional: Use the feature macro.
1323
1324 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1325
1326         Update copyright years.
1327 \f
1328 Copyright (C) 2018 Free Software Foundation, Inc.
1329
1330 Copying and distribution of this file, with or without modification,
1331 are permitted in any medium without royalty provided the copyright
1332 notice and this notice are preserved.