libstdc++-v3/ChangeLog

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