libstdc++-v3/ChangeLog

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 Add note to outdated answer.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