libstdc++-v3/ChangeLog

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 Add note to outdated answer.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