libstdc++-v3/ChangeLog

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