libstdc++-v3/ChangeLog

   1 2017-11-15  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Leave
   4         error_code unset.
   5         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
   6         Check for past-the-end before dereferencing.
   7         * testsuite/experimental/filesystem/iterators/
   8         recursive_directory_iterator.cc: Likewise.
   9
  10         * include/bits/range_access.h (size, empty, data): Add conditional
  11         noexcept to generic overloads.
  12
  13 2017-11-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
  14
  15         Implement LWG 2733 and LWG 2759
  16         * include/experimental/numeric (gcd): Reject cv-qualified bool.
  17         (lcm): Likewise.
  18         * include/std/numeric (gcd): Likewise.
  19         (lcm): Likewise.
  20         * testsuite/26_numerics/gcd/gcd_neg.cc: Add tests and adjust.
  21         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
  22
  23 2017-11-14  Jonathan Wakely  <jwakely@redhat.com>
  24
  25         * include/bits/locale_conv.h (wbuffer_convert::_M_conv_get): Fix typo.
  26         * testsuite/22_locale/conversions/buffer/3.cc: New test.
  27
  28 2017-11-10  Jonathan Wakely  <jwakely@redhat.com>
  29
  30         * testsuite/util/testsuite_tr1.h (ThrowMoveConsClass): Use noexcept.
  31
  32         PR libstdc++/82917
  33         * include/std/fstream (basic_ifstream::open, basic_ofstream::open)
  34         (basic_fstream::open): Fix missing return.
  35
  36 2017-11-07  Jonathan Wakely  <jwakely@redhat.com>
  37
  38         * src/filesystem/ops-common.h (make_file_type) [S_ISSOCK]: Only use
  39         S_ISSOCK when defined.
  40
  41 2017-11-06  François Dumont  <fdumont@gcc.gnu.org>
  42
  43         * testsuite/libstdc++-prettyprinters/tr1.cc:  Compile with -O0.
  44
  45 2017-11-06  Martin Liska  <mliska@suse.cz>
  46
  47         * testsuite/27_io/basic_fstream/cons/char/path.cc (main):
  48           Return a value for functions with non-void return type,
  49           or change type to void, or add -Wno-return-type for test.
  50         * testsuite/27_io/basic_ifstream/cons/char/path.cc (main):
  51         Likewise.
  52         * testsuite/27_io/basic_ofstream/open/char/path.cc (main):
  53         Likewise.
  54
  55 2017-11-06  Paolo Carlini  <paolo.carlini@oracle.com>
  56
  57         * testsuite/20_util/optional/cons/deduction.cc: Avoid -Wreturn-type
  58         warnings.
  59         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
  60         * testsuite/20_util/pair/traits.cc: Likewise.
  61         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
  62         * testsuite/20_util/variant/compile.cc: Likewise.
  63         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
  64         * testsuite/23_containers/unordered_map/modifiers/try_emplace.cc:
  65         Likewise.
  66
  67 2017-11-05  Gerald Pfeifer  <gerald@pfeifer.com>
  68
  69         * doc/xml/manual/abi.xml: Move docs.oracle.com references to https.
  70
  71 2017-11-03  Jonathan Wakely  <jwakely@redhat.com>
  72
  73         * include/std/type_traits (endian): Define new enumeration type.
  74         * testsuite/20_util/endian/1.cc: New test.
  75
  76         * include/bits/node_handle.h (_Node_insert_return::get): Remove, as
  77         per P0508R0.
  78
  79 2017-11-01  François Dumont  <fdumont@gcc.gnu.org>
  80
  81         * python/libstdcxx/v6/printers.py (StdExpAnyPrinter.__init__): Strip
  82         typename versioned namespace before the substitution.
  83         (StdExpOptionalPrinter.__init__): Likewise.
  84         (StdVariantPrinter.__init__): Likewise.
  85         (Printer.add_version): Inject versioned namespace after std or
  86         __gnu_cxx.
  87         (build_libstdcxx_dictionary): Adapt add_version usages, always pass
  88         namespace first and symbol second.
  89
  90 2017-11-01  Jonathan Wakely  <jwakely@redhat.com>
  91
  92         PR libstdc++/82777
  93         * src/filesystem/std-path.cc (path::lexically_normal): Remove dot-dot
  94         elements correctly.
  95         * testsuite/27_io/filesystem/path/generation/normal.cc: Add testcase.
  96         * testsuite/util/testsuite_fs.h (compare_paths): Improve exception
  97         text.
  98
  99 2017-10-30  Jonathan Wakely  <jwakely@redhat.com>
 100
 101         * include/Makefile.am (stamp-bits-sup): Do not create broken symlink
 102         to stamp-bits.
 103         * include/Makefile.in: Regenerate.
 104
 105         * include/std/fstream (basic_ifstream, basic_ofstream, basic_fstream):
 106         Remove outdated comments about calling c_str() to create a file stream
 107         from a std::string.
 108         (basic_ofstream::basic_ofstream, basic_ofstream::open): Remove
 109         redundant ios_mode::trunc bits from default arguments and comments.
 110
 111         * doc/xml/faq.xml: Adjust "What is libstdc++?" answer slightly.
 112
 113         * include/bits/hashtable_policy.h: Include <tuple>.
 114         * include/std/unordered_map: Only include <bits/stl_pair.h> instead
 115         of <utility> and <tuple>.
 116         * include/std/unordered_set: Likewise.
 117
 118 2017-10-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
 119
 120         Implement LWG 2485
 121         * include/debug/array (get(const array<_Tp, _Nm>&&)): New.
 122         * include/std/array (get(const array<_Tp, _Nm>&&)): Likewise.
 123         * include/std/tuple (get(const tuple<_Elements...>&&)): Likewise.
 124         (get(const tuple<_Types...>&&)): Likewise.
 125         * include/std/utility
 126         (__pair_get::__const_move_get(const std::pair<_Tp1, _Tp2>&&)):
 127         Likewise.
 128         (get(const std::pair<_Tp1, _Tp2>&&)): Likewise.
 129         (get(const pair<_Tp, _Up>&&)): Likewise.
 130         (get(const pair<_Up, _Tp>&&)): Likewise.
 131         * testsuite/20_util/pair/astuple/get.cc: Add tests for
 132         new overloads.
 133         * testsuite/20_util/pair/astuple/get_by_type.cc: Likewise.
 134         * testsuite/20_util/tuple/element_access/get2.cc: Likewise.
 135         * testsuite/20_util/tuple/element_access/get2_by_type.cc: Likewise.
 136         * testsuite/23_containers/array/tuple_interface/get.cc: Likewise.
 137         * testsuite/23_containers/array/tuple_interface/tuple_element_debug_neg.cc:
 138         Adjust.
 139         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
 140         Likewise.
 141
 142 2017-10-27  Jonathan Wakely  <jwakely@redhat.com>
 143
 144         * include/bits/node_handle.h (_Node_insert_return::get): Avoid
 145         use of std::tie and std::get.
 146
 147         * include/Makefile.am: Put headers in alphabetical order.
 148         * include/Makefile.in: Regenerate.
 149
 150         * include/bits/fs_dir.h (directory_iterator): Remove noexcept from
 151         constructors and increment member (LWG 3013).
 152         (recursive_directory_iterator): Likewise.
 153         * include/bits/fs_ops.h (copy, copy_file, create_directories)
 154         (is_empty, remove_all): Remove noexcept (LWG 3013 and LWG 3014).
 155         * src/filesystem/std-dir.cc (directory_iterator::increment)
 156         (recursive_directory_iterator::increment): Remove noexcept.
 157         * src/filesystem/std-ops.cc (copy, copy_file, create_directories)
 158         (is_empty, remove_all): Remove noexcept
 159
 160         * include/bits/fs_dir.h (file_status): Make default constructor
 161         non-explicit (LWG 2787).
 162         * testsuite/27_io/filesystem/file_status/1.cc: New test.
 163         * testsuite/experimental/filesystem/file_status/1.cc: New test.
 164
 165         * include/std/fstream (basic_filebuf::_If_path): New SFINAE helper.
 166         (basic_filebuf::open<Path>(const Path&, const ios_base::openmode&))
 167         (basic_ifstream<Path>(const Path&, const ios_base::openmode&))
 168         (basic_ifstream::open<Path>(const Path&, const ios_base::openmode&))
 169         (basic_ofstream<Path>(const Path&, const ios_base::openmode&))
 170         (basic_ofstream::open<Path>(const Path&, const ios_base::openmode&))
 171         (basic_fstream<Path>(const Path&, const ios_base::openmode&))
 172         (basic_fstream::open<Path>(const Path&, const ios_base::openmode&)):
 173         New constructors and member functions.
 174         * testsuite/27_io/basic_filebuf/open/char/path.cc: New test.
 175         * testsuite/27_io/basic_fstream/cons/char/path.cc: New test.
 176         * testsuite/27_io/basic_fstream/open/char/path.cc: New test.
 177         * testsuite/27_io/basic_ifstream/cons/char/path.cc: New test.
 178         * testsuite/27_io/basic_ifstream/open/char/path.cc: New test.
 179         * testsuite/27_io/basic_ofstream/cons/char/path.cc: New test.
 180         * testsuite/27_io/basic_ofstream/open/char/path.cc: New test.
 181
 182         * include/bits/fs_path.h (path::format): Define new enumeration type.
 183         (path(string_type&&), path<Source>(const Source&))
 184         (path<InputIterator>(InputIterator, InputIterator))
 185         (path<Source>(const Source&, const locale&))
 186         (path<InputIterator>(InputIterator, InputIterator, const locale&)):
 187         Add format parameter.
 188         * testsuite/27_io/filesystem/path/construct/format.cc: New test.
 189
 190         * include/bits/stl_algo.h (__find_if_not_n, generate_n): Cast to void
 191         to ensure overloaded comma not used.
 192         * include/bits/stl_algobase.h (__fill_n_a, equal): Likewise.
 193         * include/bits/stl_uninitialized.h (__uninitialized_fill_n)
 194         (__uninitialized_fill_n_a, __uninitialized_default_n_1)
 195         (__uninitialized_default_n_a, __uninitialized_copy_n)
 196         (__uninitialized_copy_n_pair): Likewise
 197         * testsuite/20_util/specialized_algorithms/memory_management_tools/1.cc:
 198         Use test iterator wrappers with overloaded comma operator.
 199         * testsuite/25_algorithms/fill_n/1.cc: Likewise.
 200         * testsuite/25_algorithms/generate_n/1.cc: New test.
 201         * testsuite/25_algorithms/stable_partition/1.cc: New test.
 202         * testsuite/util/testsuite_iterators.h (operator,): Add deleted
 203         non-member comma operator with iterator wrappers as right operand.
 204
 205 2017-10-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 206
 207         Deduction guides for associative containers, debug mode deduction
 208         guide fixes.
 209         * include/bits/stl_iterator.h (__iter_key_t)
 210         (__iter_val_t, __iter_to_alloc_t): New.
 211         * include/bits/stl_map.h: Add deduction guides.
 212         * include/bits/stl_multimap.h: Likewise.
 213         * include/bits/stl_multiset.h: Likewise.
 214         * include/bits/stl_set.h: Likewise.
 215         * include/bits/unordered_map.h: Likewise.
 216         * include/bits/unordered_set.h: Likewise.
 217         * include/debug/deque: Likewise.
 218         * include/debug/forward_list: Likewise.
 219         * include/debug/list: Likewise.
 220         * include/debug/map.h: Likewise.
 221         * include/debug/multimap.h: Likewise.
 222         * include/debug/multiset.h: Likewise.
 223         * include/debug/set.h: Likewise.
 224         * include/debug/unordered_map: Likewise.
 225         * include/debug/unordered_set: Likewise.
 226         * include/debug/vector: Likewise.
 227         * testsuite/23_containers/map/cons/deduction.cc: New.
 228         * testsuite/23_containers/multimap/cons/deduction.cc: Likewise.
 229         * testsuite/23_containers/multiset/cons/deduction.cc: Likewise.
 230         * testsuite/23_containers/set/cons/deduction.cc: Likewise.
 231         * testsuite/23_containers/unordered_map/cons/deduction.cc: Likewise.
 232         * testsuite/23_containers/unordered_multimap/cons/deduction.cc:
 233         Likewise.
 234         * testsuite/23_containers/unordered_multiset/cons/deduction.cc:
 235         Likewise.
 236         * testsuite/23_containers/unordered_set/cons/deduction.cc: Likewise.
 237
 238 2017-10-25  Jonathan Wakely  <jwakely@redhat.com>
 239
 240         * doc/xml/manual/status_cxx2017.xml: Update C++17 status, and
 241         information on feature-test macros.
 242         * doc/html/*: Regenerate.
 243
 244         PR libstdc++/82716
 245         * include/std/array (tuple_size, tuple_element): Change class-key
 246         from class to struct, to avoid annoying Clang warnings.
 247
 248         PR libstdc++/79283
 249         * src/filesystem/ops.cc (read_symlink): Handle st_size being zero.
 250         * src/filesystem/std-ops.cc (read_symlink): Likewise.
 251         (do_copy_file) [!NEED_DO_COPY_FILE]: Avoid multiple definitions.
 252
 253         * src/filesystem/std-path.cc (path::lexically_normal): Add missing
 254         step to algorithm, for removing dot-dot elements after root-directory.
 255         * testsuite/27_io/filesystem/operations/canonical.cc: Use
 256         compare_paths for more exhaustive checks.
 257         * testsuite/27_io/filesystem/operations/proximate.cc: Likewise.
 258         * testsuite/27_io/filesystem/path/append/path.cc: Likewise.
 259         * testsuite/27_io/filesystem/path/concat/path.cc: Likewise.
 260         * testsuite/27_io/filesystem/path/concat/strings.cc: Fix comment.
 261         * testsuite/27_io/filesystem/path/construct/locale.cc: Likewise.
 262         * testsuite/27_io/filesystem/path/decompose/root_directory.cc:
 263         Likewise.
 264         * testsuite/27_io/filesystem/path/generation/normal.cc: Use
 265         compare_paths for more exhaustive checks. Add extra testcases.
 266         * testsuite/27_io/filesystem/path/generation/proximate.cc: Use
 267         compare_paths for more exhaustive checks.
 268         * testsuite/27_io/filesystem/path/generation/relative.cc: Likewise.
 269         * testsuite/27_io/filesystem/path/generic/generic_string.cc: Remove
 270         unused header.
 271         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: Fix
 272         comment.
 273         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: Use
 274         compare_paths for more exhaustive checks.
 275         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc:
 276         Likewise.
 277         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc:
 278         Likewise.
 279         * testsuite/util/testsuite_fs.h (compare_paths): Also compare native
 280         strings.
 281
 282         PR libstdc++/82706
 283         * testsuite/27_io/filesystem/operations/permissions.cc: Fix test.
 284
 285 2017-10-24  François Dumont  <fdumont@gcc.gnu.org>
 286
 287         * testsuite/lib/libstdc++.exp (check_v3_target_normal_mode): Add
 288         c++config.h include.
 289         (check_v3_target_normal_namespace): New.
 290         * testsuite/lib/dg-options.exp (dg-require-normal-namespace): New.
 291         * testsuite/18_support/headers/limits/synopsis.cc: Add latter.
 292         * testsuite/20_util/from_chars/requirements.cc: Likewise.
 293         * testsuite/20_util/headers/functional/synopsis.cc: Likewise.
 294         * testsuite/20_util/headers/memory/synopsis.cc: Likewise.
 295         * testsuite/20_util/headers/utility/synopsis.cc: Likewise.
 296         * testsuite/20_util/to_chars/requirements.cc: Likewise.
 297         * testsuite/21_strings/headers/string/synopsis.cc: Likewise.
 298         * testsuite/22_locale/headers/locale/synopsis.cc: Likewise.
 299         * testsuite/23_containers/headers/bitset/synopsis.cc: Likewise.
 300         * testsuite/23_containers/headers/deque/synopsis.cc: Likewise.
 301         * testsuite/23_containers/headers/forward_list/synopsis.cc: Likewise.
 302         * testsuite/23_containers/headers/list/synopsis.cc: Likewise.
 303         * testsuite/23_containers/headers/map/synopsis.cc: Likewise.
 304         * testsuite/23_containers/headers/queue/synopsis.cc: Likewise.
 305         * testsuite/23_containers/headers/set/synopsis.cc: Likewise.
 306         * testsuite/23_containers/headers/stack/synopsis.cc: Likewise.
 307         * testsuite/23_containers/headers/vector/synopsis.cc: Likewise.
 308         * testsuite/23_containers/map/modifiers/erase/abi_tag.cc: Likewise.
 309         * testsuite/23_containers/multimap/modifiers/erase/abi_tag.cc: Likewise.
 310         * testsuite/23_containers/multiset/modifiers/erase/abi_tag.cc: Likewise.
 311         * testsuite/23_containers/set/modifiers/erase/abi_tag.cc: Likewise.
 312         * testsuite/24_iterators/headers/iterator/synopsis.cc: Likewise.
 313         * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: Likewise.
 314         * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: Likewise.
 315         * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: Likewise.
 316         * testsuite/26_numerics/complex/abi_tag.cc: Likewise.
 317         * testsuite/26_numerics/headers/complex/synopsis.cc: Likewise.
 318         * testsuite/26_numerics/headers/valarray/synopsis.cc: Likewise.
 319         * testsuite/27_io/headers/fstream/synopsis.cc: Likewise.
 320         * testsuite/27_io/headers/ios/synopsis.cc: Likewise.
 321         * testsuite/27_io/headers/istream/synopsis.cc: Likewise.
 322         * testsuite/27_io/headers/ostream/synopsis.cc: Likewise.
 323         * testsuite/27_io/headers/sstream/synopsis.cc: Likewise.
 324         * testsuite/27_io/headers/streambuf/synopsis.cc: Likewise.
 325
 326 2017-10-24  Jonathan Wakely  <jwakely@redhat.com>
 327
 328         * config/locale/gnu/c_locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Ignore
 329         -Wattribute-alias warnings.
 330         * src/c++11/istream-inst.cc: Likewise.
 331         * src/c++11/locale-inst.cc: Likewise.
 332         * src/c++11/ostream-inst.cc: Likewise.
 333         * src/c++11/wlocale-inst.cc: Likewise.
 334         * src/c++98/hash-long-double-tr1-aux.cc: Likewise.
 335
 336         * include/bits/string_view.tcc (find_first_of, find_last_of)
 337         (find_first_not_of, find_last_not_of): Add noexcept.
 338         * include/std/string_view (basic_string_view(const _CharT*))
 339         (basic_string_view(const _CharT*, size_type))
 340         (front, back, remove_prefix, remove_suffix, find, rfind)
 341         (find_first_of, find_first_not_of): Add noexcept.
 342         (at(size_type), _S_compare(size_type, size_type)): Replace conditional
 343         expressions with if statements.
 344         (copy(_CharT*, size_type, size_type), substr(size_type, size_type)):
 345         Use _M_check for length checks.
 346         (compare(basic_string_view)): Reformat.
 347         (_M_check(size_type, const char)): Add noexcept(false).
 348         (_M_limit(size_type, size_type)): Use noexcept not _GLIBCXX_NOEXCEPT.
 349
 350         PR libstdc++/82685
 351         * include/experimental/string_view (operator""sv): Add noexcept.
 352         * include/std/string_view (operator""sv): Likewise.
 353
 354 2017-10-23  Jonathan Wakely  <jwakely@redhat.com>
 355
 356         * include/Makefile.am: Add new headers for C++17 filesystem library.
 357         * include/Makefile.in: Regenerate.
 358         * include/bits/fs_dir.h: New header, based on Filesystem TS code in
 359         include/experimental/bits directory.
 360         * include/bits/fs_fwd.h: Likewise.
 361         * include/bits/fs_ops.h: Likewise.
 362         * include/bits/fs_path.h: Likewise.
 363         * include/experimental/bits/fs_dir.h: Rename Doxygen group.
 364         * include/experimental/bits/fs_fwd.h: Likewise.
 365         * include/experimental/bits/fs_ops.h: Likewise.
 366         * include/experimental/bits/fs_path.h: Likewise.
 367         * include/experimental/filesystem (filesystem_error::_M_gen_what):
 368         Remove inline definition.
 369         * include/precompiled/stdc++.h: Add <filesystem> to precompiled
 370         header.
 371         * include/std/filesystem: New header.
 372         * python/libstdcxx/v6/printers.py: Enable printer for std::filesystem
 373         paths.
 374         * src/filesystem/Makefile.am: Add new files. Compile as C++17.
 375         * src/filesystem/Makefile.in: Regenerate.
 376         * src/filesystem/cow-dir.cc: Update comment.
 377         * src/filesystem/cow-ops.cc: Likewise.
 378         * src/filesystem/cow-path.cc: Likewise.
 379         * src/filesystem/cow-std-dir.cc: New file.
 380         * src/filesystem/cow-std-ops.cc: New file.
 381         * src/filesystem/cow-std-path.cc: New file.
 382         * src/filesystem/dir-common.h (_Dir_base, get_file_type): New header
 383         for common code.
 384         * src/filesystem/dir.cc (_Dir): Derive from _Dir_base.
 385         (open_dir): Move to _Dir_base constructor.
 386         (get_file_type): Move to dir-common.h.
 387         (recurse): Move to _Dir_base::should_recurse.
 388         * src/filesystem/ops-common.h: New header for common code.
 389         * src/filesystem/ops.cc (is_set, make_file_type, make_file_status)
 390         (is_not_found_errno, file_time, do_copy_file): Move to ops-common.h.
 391         * src/filesystem/path.cc (filesystem_error::_M_gen_what): Define.
 392         * src/filesystem/std-dir.cc: New file, based on Filesystem TS code.
 393         * src/filesystem/std-ops.cc: Likewise.
 394         * src/filesystem/std-dir.cc: Likewise.
 395         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: New
 396         test.
 397         * testsuite/27_io/filesystem/iterators/pop.cc: New test.
 398         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
 399         New test.
 400         * testsuite/27_io/filesystem/operations/absolute.cc: New test.
 401         * testsuite/27_io/filesystem/operations/canonical.cc: New test.
 402         * testsuite/27_io/filesystem/operations/copy.cc: New test.
 403         * testsuite/27_io/filesystem/operations/copy_file.cc: New test.
 404         * testsuite/27_io/filesystem/operations/create_directories.cc: New
 405         test.
 406         * testsuite/27_io/filesystem/operations/create_directory.cc: New test.
 407         * testsuite/27_io/filesystem/operations/create_symlink.cc: New test.
 408         * testsuite/27_io/filesystem/operations/current_path.cc: New test.
 409         * testsuite/27_io/filesystem/operations/equivalent.cc: New test.
 410         * testsuite/27_io/filesystem/operations/exists.cc: New test.
 411         * testsuite/27_io/filesystem/operations/file_size.cc: New test.
 412         * testsuite/27_io/filesystem/operations/is_empty.cc: New test.
 413         * testsuite/27_io/filesystem/operations/last_write_time.cc: New test.
 414         * testsuite/27_io/filesystem/operations/permissions.cc: New test.
 415         * testsuite/27_io/filesystem/operations/proximate.cc: New test.
 416         * testsuite/27_io/filesystem/operations/read_symlink.cc: New test.
 417         * testsuite/27_io/filesystem/operations/relative.cc: New test.
 418         * testsuite/27_io/filesystem/operations/remove_all.cc: New test.
 419         * testsuite/27_io/filesystem/operations/space.cc: New test.
 420         * testsuite/27_io/filesystem/operations/status.cc: New test.
 421         * testsuite/27_io/filesystem/operations/symlink_status.cc: New test.
 422         * testsuite/27_io/filesystem/operations/temp_directory_path.cc: New
 423         test.
 424         * testsuite/27_io/filesystem/operations/weakly_canonical.cc: New test.
 425         * testsuite/27_io/filesystem/path/append/path.cc: New test.
 426         * testsuite/27_io/filesystem/path/assign/assign.cc: New test.
 427         * testsuite/27_io/filesystem/path/assign/copy.cc: New test.
 428         * testsuite/27_io/filesystem/path/compare/compare.cc: New test.
 429         * testsuite/27_io/filesystem/path/compare/path.cc: New test.
 430         * testsuite/27_io/filesystem/path/compare/strings.cc: New test.
 431         * testsuite/27_io/filesystem/path/concat/path.cc: New test.
 432         * testsuite/27_io/filesystem/path/concat/strings.cc: New test.
 433         * testsuite/27_io/filesystem/path/construct/copy.cc: New test.
 434         * testsuite/27_io/filesystem/path/construct/default.cc: New test.
 435         * testsuite/27_io/filesystem/path/construct/locale.cc: New test.
 436         * testsuite/27_io/filesystem/path/construct/range.cc: New test.
 437         * testsuite/27_io/filesystem/path/construct/string_view.cc: New test.
 438         * testsuite/27_io/filesystem/path/decompose/extension.cc: New test.
 439         * testsuite/27_io/filesystem/path/decompose/filename.cc: New test.
 440         * testsuite/27_io/filesystem/path/decompose/parent_path.cc: New test.
 441         * testsuite/27_io/filesystem/path/decompose/relative_path.cc: New
 442         test.
 443         * testsuite/27_io/filesystem/path/decompose/root_directory.cc: New
 444         test.
 445         * testsuite/27_io/filesystem/path/decompose/root_name.cc: New test.
 446         * testsuite/27_io/filesystem/path/decompose/root_path.cc: New test.
 447         * testsuite/27_io/filesystem/path/decompose/stem.cc: New test.
 448         * testsuite/27_io/filesystem/path/generation/normal.cc: New test.
 449         * testsuite/27_io/filesystem/path/generation/proximate.cc: New test.
 450         * testsuite/27_io/filesystem/path/generation/relative.cc: New test.
 451         * testsuite/27_io/filesystem/path/generic/generic_string.cc: New test.
 452         * testsuite/27_io/filesystem/path/itr/traversal.cc: New test.
 453         * testsuite/27_io/filesystem/path/modifiers/clear.cc: New test.
 454         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: New
 455         test.
 456         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: New
 457         test.
 458         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: New
 459         test.
 460         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc: New
 461         test.
 462         * testsuite/27_io/filesystem/path/modifiers/swap.cc: New test.
 463         * testsuite/27_io/filesystem/path/native/string.cc: New test.
 464         * testsuite/27_io/filesystem/path/nonmember/hash_value.cc: New test.
 465         * testsuite/27_io/filesystem/path/query/empty.cc: New test.
 466         * testsuite/27_io/filesystem/path/query/has_extension.cc: New test.
 467         * testsuite/27_io/filesystem/path/query/has_filename.cc: New test.
 468         * testsuite/27_io/filesystem/path/query/has_parent_path.cc: New test.
 469         * testsuite/27_io/filesystem/path/query/has_relative_path.cc: New
 470         test.
 471         * testsuite/27_io/filesystem/path/query/has_root_directory.cc: New
 472         test.
 473         * testsuite/27_io/filesystem/path/query/has_root_name.cc: New test.
 474         * testsuite/27_io/filesystem/path/query/has_root_path.cc: New test.
 475         * testsuite/27_io/filesystem/path/query/has_stem.cc: New test.
 476         * testsuite/27_io/filesystem/path/query/is_relative.cc: New test.
 477         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 478         Define USE_FILESYSTEM_TS.
 479         * testsuite/util/testsuite_fs.h: Allow use with C++17 paths as well
 480         as Filesystem TS.
 481
 482         PR libstdc++/82644
 483         * doc/xml/manual/intro.xml: Include new section.
 484         * doc/xml/manual/status_cxxis29124.xml: New section on IS 29124
 485         status.
 486         * include/bits/specfun.h [__STRICT_ANSI__] (hyperg, hypergf, hypergl)
 487         (conf_hyperg, conf_hypergf, conf_hypergl): Don't declare.
 488         * include/c_compatibility/math.h: Import special functions into
 489         global namespace for C++17.
 490         * testsuite/26_numerics/headers/cmath/82644.cc: New test.
 491         * testsuite/26_numerics/headers/cmath/functions_global_c++17.cc: New
 492         test.
 493
 494 2017-10-21  Jonathan Wakely  <jwakely@redhat.com>
 495
 496         * testsuite/experimental/filesystem/path/itr/traversal.cc: Do not
 497         increment past-the-end iterators.
 498
 499 2017-10-20  Jonathan Wakely  <jwakely@redhat.com>
 500
 501         * include/std/chrono (__cpp_lib_chrono): Update macro value to
 502         indicate support for P0505R0.
 503         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Check
 504         for updated macro.
 505
 506         * include/c_global/cstddef: Define __cpp_lib_byte feature-test macro.
 507         * testsuite/18_support/byte/requirements.cc: Check macro.
 508
 509 2017-10-19  Jonathan Wakely  <jwakely@redhat.com>
 510
 511         * testsuite/experimental/filesystem/iterators/
 512         recursive_directory_iterator.cc: Ensure that error_code arguments are
 513         cleared when required.
 514         * testsuite/experimental/filesystem/operations/create_directory.cc:
 515         Remove redundant check.
 516         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 517         Ensure that error_code argument is cleared when required.
 518
 519         * include/experimental/bits/fs_path.h (path::iterator++(int))
 520         (path::iterator--(int)): Fix for paths with only one component.
 521         * testsuite/experimental/filesystem/path/itr/traversal.cc: Test
 522         post-increment and post-decrement.
 523
 524         * doc/xml/manual/status_cxx2017.xml: Update references to C++17
 525         section numbers.
 526
 527         * testsuite/decimal/conversion-to-integral.cc: Use predefined macro
 528         instead of non-standard glibc one.
 529
 530 2017-10-16  François Dumont  <fdumont@gcc.gnu.org>
 531
 532         PR libstdc++/82558
 533         * include/bits/stl_bvector.h (fill): Add iterator offset check.
 534         * testsuite/23_containers/vector/bool/82558.cc: New.
 535
 536 2017-10-13  Jonathan Wakely  <jwakely@redhat.com>
 537
 538         PR libstdc++/82522
 539         * doc/xml/manual/intro.xml: Document LWG 2354 changes.
 540         * include/bits/stl_map.h (map::insert(value_type&&))
 541         (map::insert(const_iterator, value_type&&)): Add overload for rvalues.
 542         * include/bits/stl_multimap.h (multimap::insert(value_type&&))
 543         (multimap::insert(const_iterator, value_type&&)): Likewise.
 544         * include/bits/unordered_map.h (unordered_map::insert(value_type&&))
 545         (unordered_map::insert(const_iterator, value_type&&))
 546         (unordered_multimap::insert(value_type&&))
 547         (unordered_multimap::insert(const_iterator, value_type&&)): Likewise.
 548         * testsuite/23_containers/map/modifiers/insert/dr2354.cc: New test.
 549         * testsuite/23_containers/multimap/modifiers/insert/dr2354.cc: New
 550         test.
 551         * testsuite/23_containers/unordered_map/insert/dr2354.cc: New test.
 552         * testsuite/23_containers/unordered_multimap/insert/dr2354.cc: New
 553         test.
 554
 555         PR libstdc++/82481
 556         * include/std/mutex (call_once): Suppress clang-tidy warnings about
 557         dangling references.
 558
 559 2017-10-10  Jonathan Wakely  <jwakely@redhat.com>
 560
 561         * include/bits/streambuf_iterator.h (istreambuf_iterator::equal):
 562         Update comment about NAD issue.
 563
 564         PR libstdc++/59087
 565         PR libstdc++/82417
 566         * include/c_compatibility/complex.h [!C++98 && __STRICT_ANSI__]: Do
 567         not include C library's <complex.h>.
 568         * testsuite/26_numerics/complex/c99.cc: Depend on __STRICT_ANSI__.
 569         * testsuite/26_numerics/headers/complex.h/std_c++11.h: New test.
 570         * testsuite/26_numerics/headers/complex.h/std_gnu++11.h: New test.
 571         * testsuite/26_numerics/headers/complex.h/std_c++98.h: New test.
 572
 573 2017-10-05  Jonathan Wakely  <jwakely@redhat.com>
 574
 575         * testsuite/20_util/to_chars/1.cc: Add dg-require-string-conversions.
 576
 577 2017-10-04  Petr Ovtchenkov  <ptr@void-ptr.info>
 578             François Dumont  <fdumont@gcc.gnu.org>
 579
 580         * include/bits/streambuf_iterator.h
 581         (istreambuf_iterator<>::operator*()): Do not capture iterator state
 582         in Debug assertion.
 583         (istreambuf_iterator<>::operator++()): Likewise and remove _M_sbuf check.
 584         (istreambuf_iterator<>::operator++(int)): Likewise.
 585         (istreambuf_iterator<>::_M_get()): Remove _M_c assignment.
 586         (istreambuf_iterator<>::_S_is_eof()): New.
 587         (istreambuf_iterator<>::_M_at_eof()): Adapt, use latter.
 588         (find(istreambuf_iterator<>, istreambuf_iterator<>, _CharT)):
 589         Return an iterator with _M_c set to eof to capture streambuf state
 590         on evaluation.
 591         (testsuite/24_iterators/istreambuf_iterator/2.cc): Add checks.
 592
 593 2017-10-03  Jakub Jelinek  <jakub@redhat.com>
 594
 595         * include/std/charconv (__unsigned_least_t): Fix number of closing >s for
 596         !_GLIBCXX_USE_INT128.
 597
 598 2017-10-02  Jonathan Wakely  <jwakely@redhat.com>
 599
 600         * include/Makefile.am: Add new <charconv> header.
 601         * include/Makefile.in: Regenerate.
 602         * include/precompiled/stdc++.h: Include <charconv>.
 603         * include/std/charconv: New file.
 604         (to_chars_result, to_chars, from_chars_result, from_chars): Define.
 605         * testsuite/20_util/from_chars/1.cc: New test.
 606         * testsuite/20_util/from_chars/1_neg.cc: New test.
 607         * testsuite/20_util/from_chars/2.cc: New test.
 608         * testsuite/20_util/from_chars/requirements.cc: New test.
 609         * testsuite/20_util/to_chars/1.cc: New test.
 610         * testsuite/20_util/to_chars/1_neg.cc: New test.
 611         * testsuite/20_util/to_chars/2.cc: New test.
 612         * testsuite/20_util/to_chars/requirements.cc: New test.
 613
 614 2017-09-27  François Dumont  <fdumont@gcc.gnu.org>
 615
 616         * testsuite/22_locale/money_get/get/char/22131.cc: Make test less
 617         istreambuf_iterator implementation dependent.
 618         * testsuite/22_locale/money_get/get/wchar_t/22131.cc: Likewise.
 619
 620 2017-09-25  Uros Bizjak  <ubizjak@gmail.com>
 621
 622         PR c/81854
 623         * src/c++98/complex_io.cc (_GLIBCXX_LDBL_COMPAT): Declare alias
 624         target as a C++ function with no prototype.
 625
 626 2017-09-21  Jonathan Wakely  <jwakely@redhat.com>
 627
 628         * testsuite/25_algorithms/clamp/1.cc: Fix order of arguments and
 629         expected results when using predicate defining reverse order.
 630         * testsuite/25_algorithms/clamp/constexpr.cc: Likewise.
 631
 632 2017-09-20  Jonathan Wakely  <jwakely@redhat.com>
 633
 634         PR libstdc++/79162
 635         * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
 636         (basic_string::_If_sv): Remove from the overload set when the
 637         argument is derived from basic_string.
 638
 639         PR libstdc++/79162
 640         * include/bits/basic_string.h (basic_string::_If_sv): Remove from the
 641         overload set when the argument is derived from basic_string.
 642         * testsuite/21_strings/basic_string/cons/char/moveable2_c++17.cc: New
 643         test.
 644         * testsuite/21_strings/basic_string/cons/wchar_t/moveable2_c++17.cc:
 645         New test.
 646
 647         * testsuite/24_iterators/range_access_cpp17.cc: Fix order of dg-do
 648         and dg-options directives. Fix invalid test.
 649
 650         PR libstdc++/81469
 651         * libsupc++/exception (uncaught_exception): Deprecate for C++17.
 652         * testsuite/18_support/exception_ptr/62258.cc: Add -Wno-deprecated.
 653         * testsuite/18_support/uncaught_exception/14026.cc: Likewise.
 654
 655         * include/bits/c++config (_GLIBCXX17_DEPRECATED): Define.
 656         * include/bits/functional_hash.h (__hash_base::result_type)
 657         (__hash_base::argument_type): Add _GLIBCXX17_DEPRECATED.
 658         * include/std/optional (hash<optional<T>>::result_type)
 659         (hash<optional<T>>::argument_type): Add deprecated attribute.
 660         (__is_fast_hash<hash<optional<T>>>): Add partial specialization.
 661         * include/std/variant (hash<variant<Types...>>::result_type)
 662         (hash<variant<Types...>>::argument_type): Add deprecated attribute.
 663         (__is_fast_hash<hash<variant<Types...>>>): Add partial specialization.
 664
 665         * libsupc++/exception_ptr.h (copy_exception): Remove deprecated
 666         non-standard function.
 667
 668         PR libstdc++/82262
 669         * include/std/optional (__optional_hash_call_base): Add template
 670         parameter for remove_const_t<_Tp> and use it consistently.
 671         * testsuite/20_util/optional/hash.cc: Test optional<const T>.
 672
 673 2017-09-19  Jonathan Wakely  <jwakely@redhat.com>
 674
 675         PR libstdc++/71500
 676         * include/bits/regex_executor.tcc
 677         (_Backref_matcher<BidIt, regex_traits<C>>::_M_apply): Use
 678         std::__equal4 instead of C++14 4-iterator overloads of std::equal.
 679         * include/bits/stl_algobase.h (__equal4): New functions implementing
 680         4-iterator overloads of std::equal for use in C++11.
 681         (equal(It1, It1, It2, It2), equal(It1, It1, It2, It2, BinaryPred)):
 682         Move function bodies to new __equal4 functions.
 683         * testsuite/28_regex/simple_c++11.cc: New.
 684
 685         PR libstdc++/82254
 686         * include/std/type_traits (__is_invocable): Add partial specialization
 687         for INVOKE<void> case and remove is_void<R> check from partial
 688         specialization for INVOKE<R> case.
 689         (__is_nt_invocable_impl): New helper for is_nothrow_invocable_r.
 690         (is_nothrow_invocable_r): Use __is_nt_invocable_impl.
 691         * testsuite/20_util/is_nothrow_invocable/value.cc: Add tests for
 692         conversions that can throw or fail to convert. Use static assert
 693         strings to explain negative results.
 694         * testsuite/20_util/is_nothrow_invocable/value_ext.cc: Use
 695         is_nothrow_constructible in is_nt_invocable_conv.
 696
 697 2017-09-18  Jonathan Wakely  <jwakely@redhat.com>
 698
 699         PR libstdc++/81468
 700         * testsuite/20_util/duration/cons/dr1177.cc: Fix incorrect test and
 701         improve static assertion messages.
 702
 703         * include/std/utility (_Itup_cat, _Make_integer_sequence): Remove.
 704         (_Build_index_tuple, make_integer_sequence): Use built-in to generate
 705         pack expansion.
 706
 707         PR libstdc++/71187
 708         * include/std/type_traits (__declval): New function to deduce return
 709         type of declval.
 710         (__declval_protector::_delegate): Remove.
 711         (declval): Use __declval instead of add_rvalue_reference and
 712         __declval_protector::__delegate.
 713         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
 714         lineno.
 715         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
 716         Likewise.
 717         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
 718         Likewise.
 719
 720 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
 721
 722         * testsuite/libstdc++-prettyprinters/cxx17.cc: Use -std=c++17 or
 723         -std=gnu++17 instead of -std=c++1z or -std=gnu++1z.  Use c++17 instead
 724         of c++1z and c++17_only instead of c++1z_only.  Adjust expected
 725         diagnostics and comments refering to 1z to 17.
 726         * testsuite/30_threads/lock_guard/cons/deduction.cc: Likewise.
 727         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Likewise.
 728         * testsuite/30_threads/scoped_lock/cons/1.cc: Likewise.
 729         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Likewise.
 730         * testsuite/30_threads/scoped_lock/requirements/explicit_instantiation.cc:
 731         Likewise.
 732         * testsuite/30_threads/unique_lock/cons/deduction.cc: Likewise.
 733         * testsuite/18_support/launder/1.cc (test02): Likewise.
 734         * testsuite/18_support/launder/requirements_neg.cc: Likewise.
 735         * testsuite/18_support/launder/requirements.cc: Likewise.
 736         * testsuite/18_support/byte/requirements.cc: Likewise.
 737         * testsuite/18_support/byte/ops.cc: Likewise.
 738         * testsuite/18_support/byte/global_neg.cc: Likewise.
 739         * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
 740         Likewise.
 741         * testsuite/27_io/types/4.cc: Likewise.
 742         * testsuite/25_algorithms/sample/81221.cc: Likewise.
 743         * testsuite/25_algorithms/sample/1.cc: Likewise.
 744         * testsuite/25_algorithms/sample/2.cc: Likewise.
 745         * testsuite/25_algorithms/search/searcher.cc: Likewise.
 746         * testsuite/28_regex/basic_regex/ctors/deduction.cc: Likewise.
 747         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 748         Likewise.
 749         * testsuite/24_iterators/range_access_cpp17.cc: Likewise.
 750         * testsuite/24_iterators/container_access.cc: Likewise.
 751         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Likewise.
 752         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
 753         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
 754         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
 755         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
 756         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
 757         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
 758         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
 759         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
 760         * testsuite/20_util/shared_ptr/casts/reinterpret.cc: Likewise.
 761         * testsuite/20_util/shared_ptr/cons/deduction.cc: Likewise.
 762         * testsuite/20_util/shared_ptr/cons/array.cc: Likewise.
 763         * testsuite/20_util/shared_ptr/observers/array.cc (struct A): Likewise.
 764         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
 765         * testsuite/20_util/variant/deduction.cc: Likewise.
 766         * testsuite/20_util/tuple/78939.cc: Likewise.
 767         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
 768         * testsuite/20_util/void_t/1.cc: Likewise.
 769         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Likewise.
 770         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: Likewise.
 771         * testsuite/20_util/addressof/requirements/constexpr.cc: Likewise.
 772         * testsuite/20_util/weak_ptr/cons/deduction.cc: Likewise.
 773         * testsuite/20_util/has_unique_object_representations/requirements/typedefs.cc:
 774         Likewise.
 775         * testsuite/20_util/has_unique_object_representations/requirements/explicit_instantiation.cc:
 776         Likewise.
 777         * testsuite/20_util/has_unique_object_representations/value.cc:
 778         Likewise.
 779         * testsuite/20_util/time_point/arithmetic/constexpr.cc: Likewise.
 780         * testsuite/20_util/function_objects/invoke/59768.cc: Likewise.
 781         * testsuite/20_util/function_objects/mem_fn/80478.cc: Likewise.
 782         * testsuite/20_util/function/cons/deduction.cc: Likewise.
 783         * testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
 784         Likewise.
 785         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
 786         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
 787         Likewise.
 788         * testsuite/20_util/is_aggregate/value.cc: Likewise.
 789         * testsuite/26_numerics/lcm/1.cc: Likewise.
 790         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
 791         * testsuite/26_numerics/gcd/1.cc: Likewise.
 792         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
 793         * testsuite/26_numerics/valarray/deduction.cc: Likewise.
 794         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Likewise.
 795         * testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
 796         * testsuite/23_containers/queue/members/emplace_cxx17_return.cc:
 797         Likewise.
 798         * testsuite/23_containers/array/cons/deduction.cc: Likewise.
 799         * testsuite/23_containers/array/cons/deduction_neg.cc: Likewise.
 800         * testsuite/23_containers/deque/modifiers/emplace/cxx17_return.cc:
 801         Likewise.
 802         * testsuite/23_containers/deque/cons/deduction.cc: Likewise.
 803         * testsuite/23_containers/stack/members/emplace_cxx17_return.cc:
 804         Likewise.
 805         * testsuite/23_containers/list/modifiers/emplace/cxx17_return.cc:
 806         Likewise.
 807         * testsuite/23_containers/list/cons/deduction.cc: Likewise.
 808         * testsuite/23_containers/forward_list/modifiers/emplace_cxx17_return.cc:
 809         Likewise.
 810         * testsuite/23_containers/forward_list/cons/deduction.cc: Likewise.
 811         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Likewise.
 812         * testsuite/23_containers/vector/modifiers/emplace/cxx17_return.cc:
 813         Likewise.
 814         * testsuite/23_containers/vector/cons/deduction.cc: Likewise.
 815         * testsuite/23_containers/vector/bool/emplace_cxx17_return.cc:
 816         Likewise.
 817         * testsuite/21_strings/basic_string/cons/char/9.cc: Likewise.
 818         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Likewise.
 819         * testsuite/21_strings/basic_string/cons/char/79162.cc: Likewise.
 820         * testsuite/21_strings/basic_string/cons/wchar_t/9.cc: Likewise.
 821         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
 822         Likewise.
 823         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: Likewise.
 824         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
 825         Likewise.
 826         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
 827         Likewise.
 828         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
 829         Likewise.
 830         * testsuite/21_strings/basic_string_view/operations/compare/char/70483.cc:
 831         Likewise.
 832         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/2.cc:
 833         Likewise.
 834         * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc:
 835         Likewise.
 836
 837 2017-09-13  Jonathan Wakely  <jwakely@redhat.com>
 838
 839         PR libstdc++/81468
 840         * include/std/chrono (__enable_if_is_duration)
 841         (__disable_if_is_duration): New alias templates to simplify SFINAE.
 842         (duration_cast, floor, ceil): Use __enable_if_is_duration.
 843         (duration::__is_float, duration::__is_harmonic): New alias templates
 844         to simplify SFINAE.
 845         (duration::duration(const _Rep2&)): Use _Require, __is_float and
 846         __is_harmonic.
 847         (duration::duration(const duration<_Rep2, _Period2>&)): Likewise.
 848         (__common_rep_type): Remove, replace with ...
 849         (__common_rep_t): New alias template.
 850         (operator*, operator/, operator%): Use __common_rep_t and
 851         __disable_if_is_duration.
 852         (time_point::time_point(const time_point<clock, _Dur2>&)): Add missing
 853         constraint from LWG DR 1177.
 854         * testsuite/20_util/duration/cons/dr1177.cc: New.
 855         * testsuite/20_util/duration/literals/range.cc: Update dg-error line.
 856         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
 857         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
 858         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
 859         * testsuite/20_util/time_point/cons/81468.cc: New.
 860
 861         * doc/doxygen/mainpage.html: Fix broken URLs.
 862
 863         PR libstdc++/81835
 864         * doc/xml/manual/extensions.xml: Replace unstable URL.
 865         * doc/html/manual/ext_demangling.html: Regenerate.
 866         * libsupc++/cxxabi.h (__cxa_demangle): Fix broken URL.
 867
 868         * include/bits/allocated_ptr.h (__allocated_ptr::get): Use
 869         __to_address.
 870         (__allocated_ptr::_S_raw_ptr): Remove.
 871         * include/bits/forward_list.h (_Fwd_list_base::_M_get_node): Use
 872         __to_address.
 873         * include/bits/hashtable_policy.h (_Hashtable_alloc): Likewise.
 874         * include/bits/ptr_traits.h (__to_address): Define new function
 875         template.
 876         * include/bits/shared_ptr_base.h (__shared_ptr): Use __to_address.
 877         (__shared_ptr::_S_raw_ptr): Remove.
 878         * include/bits/stl_vector.h [__cplusplus >= 201103L]
 879         (vector::_M_data_ptr): Use __to_address.
 880         [__cplusplus < 201103L] (vector::_M_data_ptr): Don't dereference
 881         possibly invalid pointers.
 882         * include/ext/alloc_traits.h (__alloc_traits::construct)
 883         (__alloc_traits::destroy): Use __to_address.
 884
 885 2017-09-12  Jonathan Wakely  <jwakely@redhat.com>
 886
 887         PR libstdc++/79433
 888         * include/Makefile.am: Remove <bits/c++14_warning.h>.
 889         * include/Makefile.in: Regenerate.
 890         * include/bits/c++14_warning.h: Remove.
 891         * include/experimental/algorithm: Do not include <c++14_warning.h>.
 892         * include/experimental/any: Likewise.
 893         * include/experimental/array: Likewise.
 894         * include/experimental/bits/erase_if.h: Likewise.
 895         * include/experimental/bits/lfts_config.h: Likewise.
 896         * include/experimental/bits/shared_ptr.h: Likewise.
 897         * include/experimental/bits/string_view.tcc: Likewise.
 898         * include/experimental/chrono: Likewise.
 899         * include/experimental/deque: Likewise.
 900         * include/experimental/filesystem: Do not include <c++0x_warning.h>.
 901         * include/experimental/forward_list: Do not include <c++14_warning.h>.
 902         * include/experimental/functional: Likewise.
 903         * include/experimental/iterator: Likewise.
 904         * include/experimental/list: Likewise.
 905         * include/experimental/map: Likewise.
 906         * include/experimental/memory: Likewise.
 907         * include/experimental/numeric: Likewise.
 908         * include/experimental/optional: Likewise.
 909         * include/experimental/propagate_const: Likewise.
 910         * include/experimental/ratio: Likewise.
 911         * include/experimental/regex: Likewise.
 912         * include/experimental/set: Likewise.
 913         * include/experimental/string: Likewise.
 914         * include/experimental/string_view: Likewise.
 915         * include/experimental/system_error: Likewise.
 916         * include/experimental/tuple: Likewise.
 917         * include/experimental/type_traits: Likewise.
 918         * include/experimental/unordered_map: Likewise.
 919         * include/experimental/unordered_set: Likewise.
 920         * include/experimental/vector: Likewise.
 921         * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error
 922         line number.
 923         * testsuite/experimental/array/neg.cc: Likewise.
 924         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
 925         Likewise.
 926         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
 927         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
 928         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
 929         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
 930         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
 931
 932         PR libstdc++/79433
 933         * doc/xml/manual/status_cxx2017.xml: Update feature-test macros.
 934         * doc/html/*: Regenerate.
 935         * include/Makefile.am: Remove <bits/c++17_warning.h>.
 936         * include/Makefile.in: Regenerate.
 937         * include/bits/c++17_warning.h: Remove.
 938         * include/bits/string_view.tcc: Do not include <bits/c++17_warning.h>
 939         for pre-C++17 modes.
 940         * include/std/any: Likewise.
 941         (__cpp_lib_any): Define.
 942         * include/std/mutex (__cpp_lib_scoped_lock): Adjust value as per new
 943         SD-6 draft.
 944         * include/std/numeric (__cpp_lib_gcd_lcm): Define as per new SD-6
 945         draft.
 946         * include/std/optional: Do not include <bits/c++17_warning.h>.
 947         (__cpp_lib_optional): Define.
 948         * include/std/shared_mutex: Do not include <bits/c++14_warning.h>.
 949         * include/std/string_view: Do not include <bits/c++17_warning.h>.
 950         (__cpp_lib_string_view): Define.
 951         * include/std/variant: Do not include <bits/c++17_warning.h>.
 952         (__cpp_lib_variant): Define.
 953         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error line
 954         numbers.
 955         * testsuite/26_numerics/gcd/1.cc: Test for __cpp_lib_gcd_lcm.
 956         * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line
 957         numbers.
 958         * testsuite/26_numerics/lcm/1.cc: Test for __cpp_lib_gcd_lcm.
 959         * testsuite/26_numerics/lcm/lcm_neg.cc: Adjust dg-error line
 960         numbers.
 961         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Adjust
 962         expected value of __cpp_lib_scoped_lock.
 963
 964         PR libstdc++/70483
 965         * include/experimental/bits/string_view.tcc (basic_string_view::find)
 966         (basic_string_view::rfind, basic_string_view::find_first_of)
 967         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 968         (basic_string_view::find_last_not_of): Add constexpr specifier.
 969         * include/experimental/string_view (basic_string_view::remove_prefix)
 970         (basic_string_view::remove_suffix, basic_string_view::swap)
 971         (basic_string_view::compare, basic_string_view::find)
 972         (basic_string_view::rfind, basic_string_view::find_first_of)
 973         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 974         (basic_string_view::find_last_not_of, operator==, operator!=)
 975         (operator<, operator>, operator<=, operator>=): Likewise.
 976         * testsuite/experimental/string_view/operations/compare/char/70483.cc:
 977         New.
 978
 979 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
 980
 981         PR libstdc++/70483
 982         * include/bits/string_view.tcc (basic_string_view::find)
 983         (basic_string_view::rfind, basic_string_view::find_first_of)
 984         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 985         (basic_string_view::find_last_not_of): Add constexpr specifier.
 986         * include/std/string_view (basic_string_view::operator=)
 987         (basic_string_view::rbegin, basic_string_view::rend)
 988         (basic_string_view::crbegin, basic_string_view::crend)
 989         (basic_string_view::remove_prefix, basic_string_view::remove_suffix)
 990         (basic_string_view::swap, basic_string_view::compare)
 991         (basic_string_view::find, basic_string_view::rfind)
 992         (basic_string_view::find_first_of, basic_string_view::find_last_of)
 993         (basic_string_view::find_first_not_of)
 994         (basic_string_view::find_last_not_of, basic_string_view::_M_check)
 995         (basic_string_view::_M_limit, operator==, operator!=, operator<)
 996         (operator>, operator<=, operator>=): Likewise.
 997         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
 998         char/1.cc: Repeat tests in constexpr context.
 999         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
1000         wchar_t/1.cc: Likewise.
1001         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1002         char/1.cc: Likewise.
1003         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1004         wchar_t/1.cc: Likewise.
1005         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
1006         Likewise.
1007         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
1008         Likewise.
1009         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
1010         Likewise.
1011         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
1012         Likewise.
1013         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
1014         Likewise.
1015         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
1016         Likewise.
1017         * testsuite/21_strings/basic_string_view/operators/char/2.cc:
1018         Likewise.
1019         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
1020         Likewise.
1021         * testsuite/21_strings/basic_string_view/range_access/char/1.cc: Test
1022         cbegin, cend, rbegin, rend, crbegin and crend.
1023         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
1024         Likewise.
1025         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
1026         Remove trailing whitespace.
1027         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1028         1.cc: Likewise.
1029         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
1030         New.
1031         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
1032         New.
1033         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
1034         New.
1035         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1036         2.cc: New.
1037
1038 2017-09-11  Tim Shen  <timshen@google.com>
1039
1040         PR libstdc++/71500
1041         * include/bits/regex_executor.tcc: Support icase in regex_traits<...>
1042         for back reference matches.
1043         * testsuite/28_regex/regression.cc: Test case.
1044
1045 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
1046
1047         * testsuite/21_strings/basic_string/lwg2946.cc: Adjust for
1048         compatibility with old COW std::string.
1049
1050 2017-09-09  Gerald Pfeifer  <gerald@pfeifer.com>
1051
1052         * doc/xml/manual/allocator.xml: Adjust link for Hoard.
1053         * doc/html/manual/memory.html: Regenerate.
1054
1055 2017-09-04  Daniel Kruegler  <daniel.kruegler@gmail.com>
1056
1057         PR libstdc++/79162
1058         Implement LWG 2946, LWG 2758's resolution missed further corrections
1059         * include/bits/basic_string.h (basic_string::compare): Add missing
1060         required noexcept specifications.
1061         (basic_string): Introduce internal _S_to_string_view and __sv_wrapper
1062         for implicit string_view conversion.
1063         (basic_string::basic_string): Fix explicit string_view conversion by
1064         implicit conversion using _S_to_string_view and __sv_wrapper.
1065         (basic_string): Introduce internal basic_string(__sv_wrapper, Alloc)
1066         constructor.
1067         (basic_string): Fix operator=(T) template by operator=(const T&)
1068         template for uncopyable types (PR 79162).
1069         (basic_string::operator+=, basic_string::append, basic_string::assign)
1070         (basic_string::insert, basic_string::replace, basic_string::find)
1071         (basic_string::rfind, basic_string::find_first_of)
1072         (basic_string::find_last_of, basic_string::find_first_not_of)
1073         (basic_string::find_last_not_of, basic_string::compare): Replace
1074         __sv_type argument by template const T& (LWG 2946) and correct
1075         documentation describing __sv_type argument.
1076         (basic_string::find, basic_string::rfind, basic_string::find_first_of)
1077         (basic_string::find_last_of, basic_string::find_first_not_of)
1078         (basic_string::find_last_not_of, basic_string::compare): Replace
1079         unconditional noexcept specification by conditional noexcept
1080         specification to partially balance the removal of noexcept by LWG 2946.
1081         * testsuite/21_strings/basic_string/79162.cc: New.
1082         * testsuite/21_strings/basic_string/lwg2946.cc: New.
1083
1084 2017-08-31  Jonathan Wakely  <jwakely@redhat.com>
1085
1086         PR c++/82039
1087         * include/ext/new_allocator.h (__gnu_cxx::new_allocator::allocate):
1088         Adjust null pointer constant to avoid warning.
1089
1090 2017-08-24  François Dumont  <fdumont@gcc.gnu.org>
1091
1092         * include/bits/stl_list.h
1093         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_S_distance): Remove.
1094         (_List_impl(_Node_alloc_type&&, _List_impl&&)): New.
1095         (_List_base(_Node_alloc_type&&, _List_base&&)): New, use latter.
1096         [!_GLIBCXX_INLINE_VERSION](_List_base(_Node_alloc_type&&,_List_base&&)):
1097         Remove.
1098         (_List_base(_Node_alloc_type&&)): New.
1099         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_distance): Remove.
1100         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_node_count): Remove.
1101         (list<>::_M_node_count): New.
1102         (list<>::size()): Adapt to call latter.
1103         (list<>::_S_distance(const_iterator, const_iterator)): New.
1104         (list<>::splice(iterator, list&, const_iterator, const_iterator)):
1105         Adapt to call latter.
1106         (list(list&&, const allocator_type&, true_type)): New.
1107         (list(list&&, const allocator_type&, false_type)): New.
1108         (list(list&&, const allocator_type&)): Adapt to call latters.
1109
1110 2017-08-21  Jonathan Wakely  <jwakely@redhat.com>
1111
1112         PR libstdc++/81912
1113         * include/bits/stl_iterator_base_types.h (__iterator_category): Add
1114         constexpr for C++11 and later.
1115         * testsuite/24_iterators/container_access.cc: Add target selector.
1116         * testsuite/24_iterators/range_access.cc: Fix clause number in
1117         comment.
1118         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
1119         * testsuite/24_iterators/range_access_cpp17.cc: New.
1120
1121 2017-08-21  Richard Biener  <rguenther@suse.de>
1122
1123         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Run all
1124         tests with -flto as well if supported.
1125
1126 2017-08-20  Martin Sebor  <msebor@redhat.com>
1127
1128         PR c/81854
1129         * src/c++98/compatibility.cc (_GLIBCXX_3_4_SYMVER): Declare alias
1130         target as a C++ function with no prototype.
1131         (_GLIBCXX_3_4_5_SYMVER): Ditto.
1132
1133 2017-08-20  John David Anglin  <danglin@gcc.gnu.org>
1134
1135         PR testsuite/81056
1136         * testsuite/17_intro/names.cc: Undef 'd' and 'r' on __hpux__.
1137
1138 2017-08-18  Jonathan Wakely  <jwakely@redhat.com>
1139
1140         * include/bits/hashtable_policy.h (_ReuseOrAllocNode): Remove
1141         __value_alloc_type and __value_alloc_traits typedefs.
1142         (_ReuseOrAllocNode::operator()): Call construct and destroy on the
1143         node allocator.
1144         (_Hashtable_alloc): Simplify __value_alloc_traits typedef.
1145         (_Hashtable_alloc<_NodeAlloc>::_M_allocate_node(_Args&&...)): Call
1146         construct on the node allocator.
1147         (_Hashtable_alloc<_NodeAlloc>::_M_deallocate_node(__node_type*)): Call
1148         destroy on the node allocator.
1149
1150         PR libstdc++/81891
1151         * include/bits/hashtable.h (_Hashtable(_InputIterator, _InputIterator,
1152         size_type, const _H1&, const _H2&, const _Hash&, const _Equal&,
1153         const _ExtractKey&, const allocator_type&)): Let destructor do clean
1154         up if an exception is thrown.
1155         * testsuite/23_containers/unordered_map/cons/81891.cc: New.
1156
1157 2017-08-11  Jonathan Wakely  <jwakely@redhat.com>
1158
1159         PR libstdc++/81808
1160         * testsuite/27_io/basic_fstream/53984.cc: Adjust test for targets
1161         that allow opening a directory as a FILE and reading from it.
1162
1163 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1164
1165         * include/std/type_traits (_GLIBCXX_NO_BUILTIN_HAS_UNIQ_OBJ_REP):
1166         Replace with _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP and use
1167         __is_identifier to set it.
1168
1169 2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>
1170
1171         * include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
1172         __is_identifier instead of __has_builtin.
1173
1174 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1175
1176         PR libstdc++/79820
1177         PR libstdc++/81751
1178         * config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)):
1179         Call fflush on the stream instead of calling sync() while _M_cfile is
1180         null. Restore original value of errno.
1181         * testsuite/ext/stdio_filebuf/char/79820.cc: New.
1182         * testsuite/ext/stdio_filebuf/char/81751.cc: New.
1183
1184 2017-07-31  Marek Polacek  <polacek@redhat.com>
1185
1186         PR libstdc++/81599
1187         * include/bits/stl_stack.h: Fix typo.
1188
1189 2017-07-26  Jonathan Wakely  <jwakely@redhat.com>
1190
1191         * testsuite/27_io/basic_fstream/53984.cc: Fix test.
1192
1193 2017-07-26  Paolo Carlini  <paolo.carlini@oracle.com>
1194
1195         * testsuite/27_io/basic_fstream/53984.cc: Fix typo in dg-require
1196         directive.
1197
1198 2017-07-25  Jonathan Wakely  <jwakely@redhat.com>
1199
1200         PR libstdc++/53984
1201         * include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
1202         * include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
1203         during construction.
1204         * include/std/istream: Adjust comments for formatted input functions
1205         and unformatted input functions.
1206         * testsuite/27_io/basic_fstream/53984.cc: New.
1207         * testsuite/27_io/basic_istream/sentry/char/53984.cc: New.
1208
1209         * include/bits/ios_base.h (ios_base::io_state, ios_base::open_mode)
1210         (ios_base::seek_dir): Remove for C++17.
1211         * include/std/streambuf (basic_streambuf::stossc): Remove for C++17.
1212         Add deprecated attribute for C++11 and C++14.
1213         * testsuite/27_io/types/1.cc: Don't run for C++17 and later.
1214         * testsuite/27_io/types/4.cc: New.
1215
1216 2017-07-23  Michael Collison  <michael.collison@arm.com>
1217
1218         Add optimized implementation of mersenne twister for aarch64
1219         * config/cpu/aarch64/opt/ext/opt_random.h: New file.
1220         (__arch64_recursion): New function.
1221         (__aarch64_lsr_128): New function.
1222         (__aarch64_lsl_128): New function.
1223         (operator==): New function.
1224         (simd_fast_mersenne_twister_engine): Implement
1225         method _M_gen_rand.
1226         * config/cpu/aarch64/opt/bits/opt_random.h: New file.
1227         * include/ext/random: (simd_fast_mersenne_twister_engine):
1228         add _M_state private array.
1229
1230 2017-07-23  François Dumont  <fdumont@gcc.gnu.org>
1231
1232         PR libstdc++/81064
1233         * include/bits/algorithmfwd.h: Reorganize versioned namespace.
1234         * include/bits/basic_string.h: Likewise.
1235         * include/bits/c++config: Likewise.
1236         * include/bits/deque.tcc: Likewise.
1237         * include/bits/forward_list.h: Likewise.
1238         * include/bits/forward_list.tcc: Likewise.
1239         * include/bits/hashtable_policy.h: Likewise.
1240         * include/bits/list.tcc: Likewise.
1241         * include/bits/move.h: Likewise.
1242         * include/bits/quoted_string.h: Likewise.
1243         * include/bits/random.h: Likewise.
1244         * include/bits/random.tcc: Likewise.
1245         * include/bits/regex.h: Likewise.
1246         * include/bits/regex.tcc: Likewise.
1247         * include/bits/regex_automaton.h: Likewise.
1248         * include/bits/regex_automaton.tcc: Likewise.
1249         * include/bits/regex_compiler.h: Likewise.
1250         * include/bits/regex_compiler.tcc: Likewise.
1251         * include/bits/regex_constants.h: Likewise.
1252         * include/bits/regex_error.h: Likewise.
1253         * include/bits/regex_executor.h: Likewise.
1254         * include/bits/regex_executor.tcc: Likewise.
1255         * include/bits/regex_scanner.h: Likewise.
1256         * include/bits/regex_scanner.tcc: Likewise.
1257         * include/bits/specfun.h: Likewise.
1258         * include/bits/stl_algo.h: Likewise.
1259         * include/bits/stl_algobase.h: Likewise.
1260         * include/bits/stl_bvector.h: Likewise.
1261         * include/bits/stl_deque.h: Likewise.
1262         * include/bits/stl_iterator.h: Likewise.
1263         * include/bits/stl_iterator_base_funcs.h: Likewise.
1264         * include/bits/stl_list.h: Likewise.
1265         * include/bits/stl_map.h: Likewise.
1266         * include/bits/stl_multimap.h: Likewise.
1267         * include/bits/stl_multiset.h: Likewise.
1268         * include/bits/stl_relops.h: Likewise.
1269         * include/bits/stl_set.h: Likewise.
1270         * include/bits/stl_vector.h: Likewise.
1271         * include/bits/uniform_int_dist.h: Likewise.
1272         * include/bits/unordered_map.h: Likewise.
1273         * include/bits/unordered_set.h: Likewise.
1274         * include/bits/vector.tcc: Likewise.
1275         * include/c_global/cmath: Likewise.
1276         * include/c_std/cmath: Likewise.
1277         * include/decimal/decimal: Likewise.
1278         * include/decimal/decimal.h: Likewise.
1279         * include/experimental/algorithm: Likewise.
1280         * include/experimental/any: Likewise.
1281         * include/experimental/array: Likewise.
1282         * include/experimental/bits/erase_if.h: Likewise.
1283         * include/experimental/bits/fs_dir.h: Likewise.
1284         * include/experimental/bits/fs_fwd.h: Likewise.
1285         * include/experimental/bits/fs_ops.h: Likewise.
1286         * include/experimental/bits/fs_path.h: Likewise.
1287         * include/experimental/bits/lfts_config.h: Likewise.
1288         * include/experimental/bits/shared_ptr.h: Likewise.
1289         * include/experimental/bits/string_view.tcc: Likewise.
1290         * include/experimental/chrono: Likewise.
1291         * include/experimental/deque: Likewise.
1292         * include/experimental/filesystem: Likewise.
1293         * include/experimental/forward_list: Likewise.
1294         * include/experimental/functional: Likewise.
1295         * include/experimental/iterator: Likewise.
1296         * include/experimental/list: Likewise.
1297         * include/experimental/map: Likewise.
1298         * include/experimental/memory: Likewise.
1299         * include/experimental/memory_resource: Likewise.
1300         * include/experimental/numeric: Likewise.
1301         * include/experimental/optional: Likewise.
1302         * include/experimental/propagate_const: Likewise.
1303         * include/experimental/random: Likewise.
1304         * include/experimental/ratio: Likewise.
1305         * include/experimental/regex: Likewise.
1306         * include/experimental/set: Likewise.
1307         * include/experimental/source_location: Likewise.
1308         * include/experimental/string: Likewise.
1309         * include/experimental/string_view: Likewise.
1310         * include/experimental/system_error: Likewise.
1311         * include/experimental/tuple: Likewise.
1312         * include/experimental/type_traits: Likewise.
1313         * include/experimental/unordered_map: Likewise.
1314         * include/experimental/unordered_set: Likewise.
1315         * include/experimental/utility: Likewise.
1316         * include/experimental/vector: Likewise.
1317         * include/ext/bitmap_allocator.h: Likewise.
1318         * include/ext/codecvt_specializations.h: Likewise.
1319         * include/ext/rope: Likewise.
1320         * include/ext/typelist.h: Likewise.
1321         * include/std/chrono: Likewise.
1322         * include/std/complex: Likewise.
1323         * include/std/functional: Likewise.
1324         * include/std/numeric: Likewise.
1325         * include/std/string_view: Likewise.
1326         * include/std/thread: Likewise.
1327         * include/std/variant: Likewise.
1328         * include/tr1/array: Likewise.
1329         * include/tr1/bessel_function.tcc: Likewise.
1330         * include/tr1/beta_function.tcc: Likewise.
1331         * include/tr1/cmath: Likewise.
1332         * include/tr1/complex: Likewise.
1333         * include/tr1/ell_integral.tcc: Likewise.
1334         * include/tr1/exp_integral.tcc: Likewise.
1335         * include/tr1/functional: Likewise.
1336         * include/tr1/functional_hash.h: Likewise.
1337         * include/tr1/gamma.tcc: Likewise.
1338         * include/tr1/hashtable.h: Likewise.
1339         * include/tr1/hashtable_policy.h: Likewise.
1340         * include/tr1/hypergeometric.tcc: Likewise.
1341         * include/tr1/legendre_function.tcc: Likewise.
1342         * include/tr1/modified_bessel_func.tcc: Likewise.
1343         * include/tr1/poly_hermite.tcc: Likewise.
1344         * include/tr1/poly_laguerre.tcc: Likewise.
1345         * include/tr1/random.h: Likewise.
1346         * include/tr1/random.tcc: Likewise.
1347         * include/tr1/regex: Likewise.
1348         * include/tr1/riemann_zeta.tcc: Likewise.
1349         * include/tr1/shared_ptr.h: Likewise.
1350         * include/tr1/special_function_util.h: Likewise.
1351         * include/tr1/tuple: Likewise.
1352         * include/tr1/type_traits: Likewise.
1353         * include/tr1/unordered_map.h: Likewise.
1354         * include/tr1/unordered_set.h: Likewise.
1355         * include/tr1/utility: Likewise.
1356         * include/tr2/bool_set: Likewise.
1357         * include/tr2/bool_set.tcc: Likewise.
1358         * include/tr2/dynamic_bitset: Likewise.
1359         * include/tr2/dynamic_bitset.tcc: Likewise.
1360         * include/tr2/ratio: Likewise.
1361         * include/tr2/type_traits: Likewise.
1362         * src/c++11/chrono.cc: Likewise.
1363         * src/c++11/compatibility-c++0x.cc: Likewise.
1364         * src/c++11/compatibility-chrono.cc: Likewise.
1365         * src/c++11/cxx11-shim_facets.cc: Likewise.
1366         * src/c++11/hashtable_c++0x.cc: Likewise.
1367         * src/c++11/placeholders.cc: Likewise.
1368         * src/c++11/thread.cc: Likewise.
1369         * src/c++98/bitmap_allocator.cc: Likewise.
1370         * src/c++98/hashtable_tr1.cc: Likewise.
1371         * src/c++98/list.cc: Likewise.
1372         * src/shared/hashtable-aux.cc: Likewise.
1373         * testsuite/20_util/duration/literals/range.cc: Adapt line number.
1374         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
1375         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1376         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1377         * testsuite/20_util/forward/c_neg.cc: Likewise.
1378         * testsuite/20_util/forward/f_neg.cc: Likewise.
1379         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
1380         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
1381         * testsuite/26_numerics/random/pr60037-neg.cc: Likewise.
1382         * python/libstdcxx/v6/printers.py: Adapt.
1383
1384 2017-07-20  Jonathan Wakely  <jwakely@redhat.com>
1385
1386         * config/allocator/malloc_allocator_base.h [__SANITIZE_ADDRESS__]
1387         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1388         * config/allocator/new_allocator_base.h [__SANITIZE_ADDRESS__]
1389         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1390         * doc/xml/manual/using.xml (_GLIBCXX_SANITIZE_VECTOR): Document macro.
1391         * include/bits/stl_vector.h [_GLIBCXX_SANITIZE_VECTOR]
1392         (_Vector_impl::_Asan, _Vector_impl::_Asan::_Reinit)
1393         (_Vector_impl::_Asan::_Grow, _GLIBCXX_ASAN_ANNOTATE_REINIT)
1394         (_GLIBCXX_ASAN_ANNOTATE_GROW, _GLIBCXX_ASAN_ANNOTATE_GREW)
1395         (_GLIBCXX_ASAN_ANNOTATE_SHRINK, _GLIBCXX_ASAN_ANNOTATE_BEFORE_DEALLOC):
1396         Define annotation helper types and macros.
1397         (vector::~vector, vector::push_back, vector::pop_back)
1398         (vector::_M_erase_at_end): Add annotations.
1399         * include/bits/vector.tcc (vector::reserve, vector::emplace_back)
1400         (vector::insert, vector::_M_erase, vector::operator=)
1401         (vector::_M_fill_assign, vector::_M_assign_aux)
1402         (vector::_M_insert_rval, vector::_M_emplace_aux)
1403         (vector::_M_insert_aux, vector::_M_realloc_insert)
1404         (vector::_M_fill_insert, vector::_M_default_append)
1405         (vector::_M_shrink_to_fit, vector::_M_range_insert): Annotate.
1406
1407 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1408
1409         PR libstdc++/81476
1410         * include/bits/vector.tcc (vector::_M_range_insert<_InputIterator>):
1411         Only insert elements one-by-one when inserting at the end.
1412         * testsuite/performance/23_containers/insert/81476.cc: New.
1413
1414 2017-07-19  Volker Reichelt  <v.reichelt@netcologne.de>
1415
1416         * libsupc++/new (bad_array_new_length): Remove redundant
1417         semicolon after in-class member function definition.
1418         * include/bits/locale_facets.h (ctype_byname, num_put): Likewise.
1419         * include/bits/locale_facets_nonio.h (time_put_byname): Likewise.
1420         * include/bits/random.h (mersenne_twister_engine): Likewise.
1421         * include/tr1/random.h (mersenne_twister): Likewise
1422         * include/ext/random (simd_fast_mersenne_twister_engine): Likewise.
1423         * include/ext/rope (char_producer, _Rope_char_consumer,
1424         _Rope_self_destruct_ptr, _Rope_const_iterator, _Rope_iterator):
1425         Likewise.
1426         * include/ext/ropeimpl.h (_Rope_flatten_char_consumer,
1427         _Rope_insert_char_consumer): Likewise.
1428
1429 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1430
1431         * include/bits/fstream.tcc (basic_filebuf::xsgetn)
1432         (basic_filebuf::xsputn, basic_filebuf::seekoff): Fix indentation.
1433
1434         * testsuite/util/testsuite_iterators.h: Fix indentation.
1435
1436         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: Add dg-require.
1437
1438 2017-07-18  Jonathan Wakely  <jwakely@redhat.com>
1439
1440         PR libstdc++/81395
1441         * include/bits/fstream.tcc (basic_filebuf::xsgetn): Don't set buffer
1442         pointers for write mode after reading.
1443         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: New.
1444
1445 2017-07-18  François Dumont  <fdumont@gcc.gnu.org>
1446
1447         * include/bits/stl_list.h
1448         (struct _List_node_header): New.
1449         (_List_impl()): Fix noexcept qualification.
1450         (_List_impl(_List_impl&&)): New, default.
1451         (_List_base()): Default.
1452         (_List_base(_List_base&&)): Default.
1453         (_List_base::_M_move_nodes): Adapt to use
1454         _List_node_header._M_move_nodes.
1455         (_List_base::_M_init): Likewise.
1456         (list<>()): Default.
1457         (list<>(list&&)): Default.
1458         (list<>::_M_move_assign(list&&, true_type)): Use _M_move_nodes.
1459         (__distance(_List_const_iterator<>, _List_const_iterator<>,
1460         input_iterator_tag)): Adapt.
1461         * testsuite/23_containers/list/allocator/default_init.cc: New.
1462
1463 2017-07-15  Jonathan Wakely  <jwakely@redhat.com>
1464
1465         * include/std/mutex (scoped_lock): Reorder std::adopt_lock_t parameter
1466         as per P0739R0.
1467         * testsuite/30_threads/scoped_lock/cons/1.cc: Reorder arguments.
1468         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Test deduction
1469         with std::adopt_lock_t.
1470         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Check
1471         feature-test macro.
1472
1473 2017-07-14  Jason Merrill  <jason@redhat.com>
1474             Jonathan Wakely  <jwakely@redhat.com>
1475
1476         * include/std/variant (variant::variant(_Tp&&)): Constrain to remove
1477         the constructor for empty variants from the candidate functions
1478         during class template argument deduction.
1479         * testsuite/20_util/variant/deduction.cc: New.
1480
1481 2017-07-11  Jonathan Wakely  <jwakely@redhat.com>
1482
1483         * doc/xml/faq.xml: Update several old entries. Improve
1484         cross-references.
1485         * doc/xml/manual/intro.xml: Add anchors to each DR.
1486         * doc/html/*: Regenerate.
1487
1488 2017-07-10  Jonathan Wakely  <jwakely@redhat.com>
1489
1490         * testsuite/abi/pr42230.cc: Add header for std::free.
1491
1492         PR libstdc++/81381
1493         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1494         (basic_stringbuf::basic_stringbuf(const __string_type&, ios::mode))
1495         (basic_stringbuf::str()): Construct new strings with an allocator.
1496         * testsuite/27_io/basic_stringbuf/cons/81381.cc: New.
1497
1498         PR libstdc++/81338
1499         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1500         Declare basic_stringbuf to be a friend.
1501         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1502         [_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
1503         * include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
1504         length to buffer length.
1505         * testsuite/27_io/basic_stringstream/assign/81338.cc: New.
1506
1507 2017-07-06  Jonathan Wakely  <jwakely@redhat.com>
1508
1509         * testsuite/20_util/specialized_algorithms/memory_management_tools/
1510         1.cc: Free memory.
1511         * testsuite/22_locale/locale/cons/5.cc: Remove redundant restoration
1512         of original environment and free memory.
1513
1514         * testsuite/abi/pr42230.cc: Free memory.
1515         * testsuite/util/testsuite_abi.cc (demangle): Return std::string
1516         instead of pointer that might need freeing.
1517         * testsuite/util/testsuite_abi.h (demangle): Likewise.
1518         * testsuite/util/testsuite_hooks.cc (verify_demangle): Free memory.
1519
1520         * include/bits/uses_allocator.h (__use_alloc(const _Alloc&&)): Add
1521         deleted overload to prevent dangling references to rvalues.
1522         * include/experimental/memory_resource
1523         (polymorphic_allocator::construct): Do not call __use_alloc with
1524         rvalue arguments.
1525
1526 2017-06-27  Tim Shen  <timshen@google.com>
1527
1528         PR libstdc++/80187
1529         * include/std/variant (variant::variant, variant::~variant,
1530         variant::operator=): Implement triviality forwarding for four
1531         special member functions.
1532         * testsuite/20_util/variant/compile.cc: Tests.
1533
1534 2017-06-27  Jonathan Wakely  <jwakely@redhat.com>
1535
1536         PR libstdc++/81221
1537         * testsuite/25_algorithms/sample/81221.cc: Disable except for
1538         check-parallel.
1539
1540         PR libstdc++/81221
1541         * include/bits/stl_algo.h (sample): Qualify with _GLIBCXX_STD_A not
1542         std.
1543         * testsuite/25_algorithms/sample/81221.cc: New.
1544
1545 2017-06-22  Jonathan Wakely  <jwakely@redhat.com>
1546
1547         PR libstdc++/81173
1548         * include/bits/stl_bvector.h (vector<bool>::_M_initialize_value):
1549         Do not pass null pointer to memset.
1550
1551 2017-06-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1552
1553         PR libstdc++/80675
1554         PR libstdc++/80940
1555         * include/std/istream:
1556         (__is_convertible_to_basic_istream_test(basic_istream<_Ch, _Up>*)): New.
1557         (__do_is_convertible_to_basic_istream_impl): Likewise.
1558         (__is_convertible_to_basic_istream_impl): Likewise.
1559         (__is_convertible_to_basic_istream): Use the new base.
1560         (__rvalue_istream_type): New.
1561         (operator>>(_Istream&&, _Tp&&)): Use the new helper alias
1562         for the SFINAE check, convert to the helper alias type before
1563         doing the actual extraction.
1564         * include/std/ostream:
1565         (__is_convertible_to_basic_ostream_test(basic_ostream<_Ch, _Up>*)): New.
1566         (__do_is_convertible_to_basic_ostream_impl): Likewise.
1567         (__is_convertible_to_basic_ostream_impl): Likewise.
1568         (__is_convertible_to_basic_ostream): Use the new base.
1569         (__rvalue_ostream_type): New.
1570         (operator<<(_Ostream&&, const _Tp&)): Use the new helper alias
1571         for the SFINAE check, convert to the helper alias type before
1572         doing the actual insertion.
1573         * testsuite/27_io/rvalue_streams-2.cc: Add new tests.
1574
1575 2017-06-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1576
1577         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1578
1579 2017-06-21  Jonathan Wakely  <jwakely@redhat.com>
1580
1581         PR libstdc++/81092
1582         * configure: Regenerate.
1583
1584 2017-06-20  Uros Bizjak  <ubizjak@gmail.com>
1585
1586         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
1587
1588 2017-06-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1589
1590         * testsuite/20_util/variant/index_type.cc: Allow for all ilp32 and
1591         lp64 targets.
1592
1593 2017-06-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1594
1595         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate.
1596         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise.
1597         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise.
1598         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise.
1599         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise.
1600         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
1601         Likewise.
1602         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise.
1603         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
1604         Likewise.
1605
1606 2017-06-18  H.J. Lu  <hongjiu.lu@intel.com>
1607
1608         PR libstdc++/81092
1609         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
1610
1611 2017-06-18  Andreas Schwab  <schwab@linux-m68k.org>
1612
1613         PR libstdc++/81092
1614         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
1615
1616 2017-06-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1617
1618         * testsuite: Remove dg-skip-if, dg-xfail-if, dg-xfail-run-if
1619         default args.
1620
1621 2017-06-17  Jonathan Wakely  <jwakely@redhat.com>
1622
1623         PR libstdc++/80893
1624         * testsuite/23_containers/vector/bool/80893.cc: Add { target c++11 }.
1625
1626 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1627
1628         * include/bits/shared_ptr.h (get_deleter): Add overload matching
1629         standard signature.
1630         * include/bits/shared_ptr_base.h (__shared_ptr): Declare new
1631         get_deleter overload as a friend.
1632         * testsuite/20_util/shared_ptr/misc/get_deleter.cc: New.
1633
1634 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
1635
1636         PR libstdc++/81092
1637         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
1638         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1639         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
1640
1641 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1642
1643         * include/bits/locale_conv.h (wbuffer_convert::sync): Fix condition.
1644         * testsuite/22_locale/conversions/buffer/2.cc: New.
1645
1646         PR libstdc++/81092
1647         * acinclude.m4: Bump libtool_VERSION.
1648         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
1649         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
1650         * config/abi/pre/gnu.ver: Add wstring constructor symbols to
1651         GLIBCXX_3.4.24 version and move random_device::_M_get_entropy() symbol
1652         to new GLIBCXX_3.4.25 version.
1653         * doc/xml/manual/abi.xml: Document new versions.
1654         * doc/html/*: Regenerate.
1655         * testsuite/21_strings/basic_string/cons/char/8.cc: Use base object
1656         constructors to ensure required symbols are exported.
1657         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: Likewise.
1658         * testsuite/util/testsuite_abi.cc: Add new version.
1659
1660         * include/bits/locale_conv.h (wbuffer_convert::_M_put): Add missing
1661         return statement.
1662         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
1663         Return void.
1664         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
1665         Likewise.
1666         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc: Add
1667         missing return statements.
1668         * testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc:
1669         Likewise.
1670         * testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
1671         Return void.
1672         * testsuite/special_functions/14_expint/pr68397.cc: Likewise.
1673
1674 2017-06-16  François Dumont  <fdumont@gcc.gnu.org>
1675
1676         * include/bits/stl_bvector.h
1677         (__fill_bvector(_Bit_type*, unsigned int, unsigned int, bool)):
1678         Change signature.
1679         (std::fill(_Bit_iterator, _Bit_iterator, bool)): Adapt.
1680         (_Bvector_impl_data): New.
1681         (_Bvector_impl): Inherits from latter.
1682         (_Bvector_impl(_Bit_alloc_type&&)): Delete.
1683         (_Bvector_impl(_Bvector_impl&&)): New, default.
1684         (_Bvector_base()): Default.
1685         (_Bvector_base(_Bvector_base&&)): Default.
1686         (_Bvector_base::_M_move_data(_Bvector_base&&)): New.
1687         (vector(vector&&, const allocator_type&)): Use latter.
1688         (vector<bool>::operator=(vector&&)): Likewise.
1689         (vector<bool>::vector()): Default.
1690         (vector<bool>::vector(vector&&)): Default.
1691         (vector<bool>::assign(_InputIterator, _InputIterator)): Use
1692         _M_assign_aux.
1693         (vector<bool>::assign(initializer_list<bool>)): Likewise.
1694         (vector<bool>::_M_initialize_value(bool)): New.
1695         (vector<bool>(size_type, const bool&, const allocator_type&)): Use
1696         latter.
1697         (vector<bool>::_M_initialize_dispatch(_Integer, _Integer, __true_type)):
1698         Likewise.
1699         (vector<bool>::_M_fill_assign(size_t, bool)): Likewise.
1700
1701 2017-06-15  François Dumont  <fdumont@gcc.gnu.org>
1702
1703         * src/c++98/tree.cc  [!_GLIBCXX_INLINE_VERSION]
1704         (_Rb_tree_rotate_left, _Rb_tree_rotate_right): Delete.
1705
1706 2017-06-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1707
1708         * testsuite: Add dg-require-effective-target pthread to -pthread
1709         tests.
1710         Remove explicit target lists from dg-do and dg-options.
1711
1712         * testsuite/30_threads/async/forced_unwind.cc: Remove explit
1713         target list from dg-options.
1714         * testsuite/30_threads/packaged_task/forced_unwind.cc: Likewise.
1715
1716         * 30_threads/shared_mutex/cons/1.cc: Likewise.
1717         Pass -pthread for all targets.
1718         * 30_threads/shared_mutex/try_lock/1.cc: Likewise.
1719         * 30_threads/shared_mutex/try_lock/2.cc: Likewise.
1720         * 30_threads/shared_mutex/unlock/1.cc: Likewise.
1721
1722         * testsuite/30_threads/this_thread/57060.cc: Require c++11 via
1723         dg-require-effective-target.
1724
1725 2017-06-14  Jonathan Wakely  <jwakely@redhat.com>
1726
1727         * doc/xml/manual/test.xml: Correct instructions on running tests.
1728         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Adjust to
1729         pass when -D_GLIBCXX_USE_CXX11_ABI=0 added to RUNTESTFLAGS.
1730         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
1731         Likewise.
1732         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Likewise.
1733         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1734         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1735         exceptions_failbit.cc: Likewise.
1736         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1737         exceptions_failbit.cc: Likewise.
1738         * testsuite/27_io/basic_istream/extractors_other/char/
1739         exceptions_null.cc: Likewise.
1740         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1741         exceptions_null.cc: Likewise.
1742         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1743         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1744         * testsuite/27_io/basic_ostream/inserters_other/char/
1745         exceptions_null.cc: Likewise.
1746         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1747         exceptions_null.cc: Likewise.
1748         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1749
1750 2017-06-12  Pedro Alves  <palves@redhat.com>
1751
1752         * doc/xml/manual/status_cxx2017.xml: Update C++17 constexpr
1753         char_traits status.
1754         * doc/html/*: Regenerate.
1755
1756         * include/bits/char_traits.h (_GLIBCXX_ALWAYS_INLINE): Define if
1757         not already defined.
1758         (__cpp_lib_constexpr_char_traits): Uncomment.
1759         (__constant_string_p, __constant_char_array_p): New.
1760         (std::char_traits<char>, std::char_traits<wchar_t>): Add
1761         _GLIBCXX17_CONSTEXPR on compare, length and find and use
1762         __constant_string_p, __constant_char_array_p and
1763         __builtin_constant_p to defer to __gnu_cxx::char_traits at compile
1764         time.
1765
1766         * testsuite/21_strings/char_traits/requirements/
1767         constexpr_functions_c++17.cc: Uncomment
1768         __cpp_lib_constexpr_char_traits tests.  Uncomment
1769         test_compare<char>, test_length<char>, test_find<char>,
1770         test_compare<wchar_t>, test_length<wchar_t> and test_find<wchar_t>
1771         static_assert tests.
1772
1773 2017-06-12  François Dumont  <fdumont@gcc.gnu.org>
1774
1775         * include/bits/stl_tree.h (_Rb_tree_impl()): Restore _Node_allocator
1776         default init.
1777         * testsuite/util/testsuite_allocator.h
1778         (__gnu_test::default_init_allocator<>) New.
1779         * testsuite/23_containers/set/allocator/default_init.cc: New.
1780         * testsuite/23_containers/map/allocator/default_init.cc: New.
1781
1782 2017-06-12  Jonathan Wakely  <jwakely@redhat.com>
1783
1784         PR libstdc++/55917
1785         * src/c++11/thread.cc (execute_native_thread_routine): Remove
1786         try-block so that exceptions propagate out of the thread and terminate
1787         is called by the exception-handling runtime.
1788         (execute_native_thread_routine_compat): Likewise.
1789         * testsuite/30_threads/thread/cons/terminate.cc: New.
1790
1791 2017-06-09  Jonathan Wakely  <jwakely@redhat.com>
1792
1793         * doc/xml/manual/intro.xml: Document LWG 2802, 2873 and 2942 changes.
1794         * include/bits/shared_ptr.h (shared_ptr): Use rvalues for deleters
1795         (LWG 2802).
1796         * include/bits/shared_ptr_base.h (_Sp_ebo_helper, _Sp_counted_deleter
1797         (_Sp_counted_deleter::_Impl, __shared_count, __shared_ptr): Likewise.
1798         * testsuite/20_util/shared_ptr/cons/lwg2802.cc: New.
1799
1800         * include/bits/forward_list.h (forward_list): Add deduction guide.
1801         * include/bits/stl_deque.h (deque): Likewise.
1802         * include/bits/stl_list.h (list): Likewise.
1803         * include/bits/stl_vector.h (vector): Likewise.
1804         * testsuite/23_containers/deque/cons/deduction.cc: New.
1805         * testsuite/23_containers/forward_list/cons/deduction.cc: New.
1806         * testsuite/23_containers/list/cons/deduction.cc: New.
1807         * testsuite/23_containers/vector/cons/deduction.cc: New.
1808
1809 2017-06-08  Jonathan Wakely  <jwakely@redhat.com>
1810
1811         PR libstdc++/81017
1812         * include/bits/std_function.h (function::function(function&&))
1813         (function::operator=(funtion&&)): Add noexcept.
1814         * testsuite/20_util/function/assign/move.cc: Check for noexcept.
1815         * testsuite/20_util/function/cons/move.cc: Likewise.
1816
1817 2017-06-07  Jonathan Wakely  <jwakely@redhat.com>
1818
1819         * include/bits/regex.h (basic_regex): Add deduction guide from P0433.
1820         * testsuite/28_regex/basic_regex/ctors/deduction.cc: New.
1821
1822         PR libstdc++/81002
1823         * include/bits/regex.h (basic_regex): Adjust call to __compile_nfa
1824         so iterator type is deduced.
1825         * include/bits/regex_compiler.h (__compile_nfa): Reorder template
1826         parameters to allow iterator type to be deduced.
1827         * testsuite/28_regex/basic_regex/ctors/basic/iter.cc: New.
1828
1829         * include/bits/alloc_traits.h (__is_allocator, _RequireAllocator):
1830         New trait and alias for detecting Allocator-like types.
1831         * include/bits/basic_string.h (basic_string): Add deduction guide
1832         from P0433.
1833         * include/ext/alloc_traits.h (__gnu_cxx::__alloc_traits): Add template
1834         parameter with default template argument that causes substitution
1835         failures for types that cannot be allocators.
1836         * testsuite/21_strings/basic_string/cons/char/deduction.cc: New.
1837         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc: New.
1838
1839 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1840
1841         PR libstdc++/80939
1842         * include/std/variant (__erased_ctor, __erased_assign, __erased_swap)
1843         (__erased_hash): Remove constexpr specifier and qualify calls to
1844         __ref_cast.
1845         (__erased_dtor): Remove constexpr specifier and use _Destroy.
1846
1847 2017-06-05  Jonathan Wakely  <jwakely@redhat.com>
1848
1849         * include/bits/stl_iterator_base_funcs.h
1850         (__advance<_RandomAccessIterator, _Distance>): Optimize for next/prev
1851         cases where incrementing or decrementing a single step.
1852
1853         * include/bits/shared_ptr_base.h (__shared_ptr::owner_before)
1854         (__weak_ptr::owner_before, _Sp_owner_less::operator()): Add noexcept
1855         specifiers as per LWG 2873 and LWG 2942.
1856         * testsuite/20_util/owner_less/noexcept.cc: New.
1857         * testsuite/20_util/shared_ptr/observers/owner_before.cc: Test
1858         noexcept guarantees.
1859         * testsuite/20_util/weak_ptr/observers/owner_before.cc: Likewise.
1860
1861 2017-06-03  Andreas Schwab  <schwab@linux-m68k.org>
1862
1863         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1864
1865 2017-06-03  Eric Botcazou  <ebotcazou@adacore.com>
1866
1867         * src/filesystem/dir.cc (fs::_Dir::advance): Use std::exchange.
1868
1869 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1870
1871         PR libstdc++/80624
1872         * doc/xml/manual/status_cxx2011.xml: Document to_int_type behaviour.
1873         * include/bits/char_traits.h (char_traits<char16_t>::to_int_type):
1874         Transform eof value to U+FFFD.
1875         * testsuite/21_strings/char_traits/requirements/char16_t/eof.cc: New.
1876         * testsuite/27_io/basic_streambuf/sgetc/char16_t/80624.cc: New.
1877         * testsuite/27_io/basic_streambuf/sputc/char16_t/80624.cc: New.
1878
1879         * libsupc++/Makefile.am: Remove custom targets for files that need to
1880         be compiled as C++11 or C++14.
1881         * libsupc++/Makefile.in: Regenerate.
1882         * libsupc++/del_ops.cc: Use pragma to disable -Wsized-deallocation
1883         warnings.
1884         * libsupc++/del_opvs.cc: Likewise.
1885
1886 2017-06-02  Richard Biener  <rguenther@suse.de>
1887         Markus Eisenmann  <meisenmann.lba@fh-salzburg.ac.at>
1888
1889         PR libstdc++/80721
1890         * libsupc++/eh_alloc.cc (pool::free): Keep list properly
1891         sorted and add missing freelist item merging cases.
1892
1893 2017-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1894
1895         (GLIBCXX_CROSSCONFIG): Handle *-solaris* like *-linux* etc.
1896         Remove *-solaris* section.
1897         * configure: Regenerate.
1898
1899 2017-05-31  Jonathan Wakely  <jwakely@redhat.com>
1900
1901         PR libstdc++/80893
1902         * include/bits/stl_bvector.h (vector<bool>::_M_initialize): Avoid
1903         null pointer dereference when size is zero.
1904         * testsuite/23_containers/vector/bool/80893.cc: New.
1905         * testsuite/util/testsuite_allocator.h (PointerBase::PointerBase):
1906         Add non-explicit constructor from nullptr.
1907         (PointerBase::derived() const): Add const-qualified overload.
1908
1909 2017-05-20  Tim Shen  <timshen@google.com>
1910
1911         PR libstdc++/80737
1912         * include/std/variant(variant::variant): SFINAE on is_same first.
1913         * testsuite/20_util/variant/any.cc: test case.
1914
1915 2017-05-24  Jonathan Wakely  <jwakely@redhat.com>
1916
1917         * src/c++11/random.cc (random_device::_M_getentropy): Use __CHAR_BIT__
1918         instead of fixed number of bits.
1919
1920 2017-05-24  Andreas Schwab  <schwab@suse.de>
1921
1922         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
1923         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Likewise.
1924
1925 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1926             Jonathan Wakely  <jwakely@redhat.com>
1927
1928         PR libstdc++/67578
1929         * acinclude.m4: Bump libtool_VERSION.
1930         * config/abi/pre/gnu.ver: Create GLIBCXX_3.4.24 with new symbol.
1931         * config.h.in: Regenerate.
1932         * configure: Regenerate.
1933         * configure.ac: Add test for <linux/random.h>.
1934         * doc/xml/manual/abi.xml: Document new library version.
1935         * include/bits/random.h (random_device::entropy)
1936         [_GLIBCXX_USE_RANDOM_TR1]: Add call to new _M_getentropy member.
1937         (random_device::_M_getentropy): Declare.
1938         * src/c++11/random.cc (random_device::_M_getentropy): Define.
1939         * testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.24 to known
1940         versions, and make it the latest version.
1941
1942 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1943
1944         PR libstdc++/67214
1945         * include/bits/locale_facets.tcc (num_get::_M_extract_int): Add
1946         explicit conversion to avoid signed overflow.
1947
1948 2017-05-19  Jonathan Wakely  <jwakely@redhat.com>
1949
1950         PR libstdc++/80796
1951         * include/bits/stl_algo.h (search): Add new overload for C++17.
1952         * testsuite/25_algorithms/search/searcher.cc: New.
1953
1954 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1955
1956         PR libstdc++/80478
1957         * include/std/functional (_Mem_fn_traits_base): Add specializations
1958         for noexcept member function types.
1959         * testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
1960
1961 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1962
1963         * doc/xml/manual/policy_data_structures.xml: Fix typo.
1964         * doc/xml/manual/test_policy_data_structures.xml: Likewise.
1965         * doc/html/*: Regenerate.
1966
1967         * doc/xml/manual/abi.xml: Document latest library versions.
1968         * doc/xml/manual/build_hacking.xml: Document requirement to update
1969         abi.xml when bumping library versions.
1970         * doc/html/*: Regenerate.
1971
1972 2017-05-17  Jonathan Wakely  <jwakely@redhat.com>
1973
1974         * include/bits/refwrap.h: Fix Doxygen warning.
1975         * include/bits/specfun.h: Likewise.
1976         * include/bits/std_function.h: Likewise.
1977         * include/bits/stl_algo.h (set_union, set_intersection)
1978         (set_difference, set_symmetric_difference): Add Doxygen @param tags
1979         for output iterator parameters.
1980         * include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
1981         iterator parameter.
1982         * include/std/mutex (try_lock, lock): Change Mutex to Lockable in
1983         Doxygen comments.
1984
1985 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
1986
1987         Implement new C++ intrinsics __is_assignable and __is_constructible.
1988         * include/std/type_traits (__do_is_static_castable_impl): Remove.
1989         (__is_static_castable_impl, __is_static_castable_safe): Likewise.
1990         (__is_static_castable, __do_is_direct_constructible_impl): Likewise.
1991         (__is_direct_constructible_impl): Likewise.
1992         (__is_direct_constructible_new_safe): Likewise.
1993         (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
1994         (__is_direct_constructible_ref_cast): Likewise.
1995         (__is_direct_constructible_new, __is_direct_constructible): Likewise.
1996         (__do_is_nary_constructible_impl): Likewise.
1997         (__is_nary_constructible_impl, __is_nary_constructible): Likewise.
1998         (__is_constructible_impl): Likewise.
1999         (is_constructible): Call the intrinsic.
2000         (__is_assignable_helper): Remove.
2001         (is_assignable): Call the intrinsic.
2002         (is_trivially_constructible): Likewise.
2003         (__is_trivially_copy_constructible_impl): New.
2004         (is_trivially_copy_constructible): Use it.
2005         (__is_trivially_move_constructible_impl): New.
2006         (is_trivially_move_constructible): Use it.
2007         (is_trivially_assignable): Call the intrinsic.
2008         (__is_trivially_copy_assignable_impl): New.
2009         (is_trivially_copy_assignable): Use it.
2010         (__is_trivially_move_assignable_impl): New.
2011         (is_trivially_move_assignable): Use it.
2012         (testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
2013         (testsuite/20_util/is_trivially_copy_assignable/value.cc):
2014         Add test for void.
2015         (testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
2016         (testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
2017         (testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
2018         (testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
2019         (testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
2020         Likewise.
2021
2022 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2023
2024         * testsuite/experimental/source_location/1.cc: Change expected result
2025         for source_location::current() used in default member initializer.
2026
2027         * doc/xml/manual/status_cxx2017.xml: Update status table.
2028         * doc/html/*: Regenerate.
2029         * include/Makefile.am: Add new header.
2030         * include/Makefile.in: Regenerate.
2031         * include/experimental/source_location: New header implementing N4519.
2032         * testsuite/experimental/source_location/1.cc: New test.
2033
2034         PR libstdc++/80285
2035         * include/bits/shared_ptr_base.h [!__cpp_rtti] (type_info): Declare
2036         outside versioned namespace.
2037
2038         * configure: Regenerate.
2039
2040 2017-05-16  Marc Glisse  <marc.glisse@inria.fr>
2041
2042         * include/std/optional (_Optional_base::_M_get): Check precondition.
2043         * testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
2044
2045 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2046
2047         * doc/xml/manual/appendix_contributing.xml: Link to test docs and
2048         note higher DejaGnu version requirement.
2049         * doc/html/*: Regenerate.
2050
2051         * doc/xml/manual/appendix_contributing.xml: Link to the list of bad
2052         identifiers.
2053         * doc/html/*: Regenerate.
2054
2055 2017-05-15  Jonathan Wakely  <jwakely@redhat.com>
2056
2057         PR libstdc++/80761
2058         * include/bits/node_handle.h (_Node_insert_return): Reorder members.
2059         (tuple_size, tuple_element): Remove partial specializations.
2060         * include/bits/stl_tree.h (_Rb_tree::insert_return_type): Use
2061         const_iterator for std::set.
2062         * testsuite/23_containers/map/modifiers/extract.cc: New.
2063         * testsuite/23_containers/set/modifiers/extract.cc: New.
2064         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
2065         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
2066
2067 2017-05-12  Jonathan Wakely  <jwakely@redhat.com>
2068
2069         PR libstdc++/78939
2070         * include/std/utility (tuple_size<cv T>): Only define partial
2071         specializations when tuple_size<T>::value is valid.
2072         * testsuite/20_util/tuple/78939.cc: New.
2073         * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New.
2074
2075 2017-05-11  François Dumont  <fdumont@gcc.gnu.org>
2076
2077         * include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION]
2078         (_Rb_tree_impl<>): Remove _Is_pod_comparator
2079         template parameter.
2080
2081         * include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
2082         (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
2083         (__gnu_debug::_Error_formatter::_Parameter::_M_print_description):
2084         Remove.
2085         (__gnu_debug::_Error_formatter::_M_format_word): Remove.
2086         (__gnu_debug::_Error_formatter::_M_print_word): Remove.
2087         (__gnu_debug::_Error_formatter::_M_print_string): Remove.
2088         (__gnu_debug::_Error_formatter::_M_get_max_length): Remove.
2089         * src/c++11/debug.cc: Adapt.
2090         * config/abi/pre/gnu-versioned-namespace.ver: Adapt.
2091
2092 2017-05-11  Jonathan Wakely  <jwakely@redhat.com>
2093
2094         * doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
2095         * doc/xml/manual/mt_allocator.xml: Likewise.
2096         * doc/html/*: Regenerate.
2097
2098         PR libstdc++/80285
2099         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define
2100         function to get unique fake std::type_info reference.
2101         (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to
2102         _S_ti() fake reference.
2103         (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share
2104         single implementation with or without RTTI enable.
2105         [!__cpp_rtti]: Pass fake reference to _M_get_deleter.
2106         * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected
2107         allocation and deallocation counts.
2108         * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New.
2109         * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
2110         New.
2111
2112 2017-05-10  François Dumont  <fdumont@gcc.gnu.org>
2113
2114         Bump version namespace.
2115         * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace
2116         from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0.
2117         * acinclude.m4 (libtool_VERSION): Bump to 8:0:0.
2118         * include/bits/c++config: Adapt.
2119         * include/bits/regex.h: Adapt.
2120         * include/experimental/bits/fs_fwd.h: Adapt.
2121         * include/experimental/bits/lfts_config.h: Adapt.
2122         * include/std/variant: Adapt.
2123         * python/libstdcxx/v6/printers.py: Adapt.
2124         * testsuite/libstdc++-prettyprinters/48362.cc: Adapt.
2125
2126         * include/bits/stl_algobase.h (std::__iter_swap<false>): Remove
2127         _GLIBCXX_MOVE usage.
2128
2129 2017-05-09  Jason Merrill  <jason@redhat.com>
2130
2131         * testsuite/24_iterators/container_access.cc (test03): Make il3 static.
2132
2133 2017-05-08  Jonathan Wakely  <jwakely@redhat.com>
2134
2135         * include/std/optional: Use a separate static_assert per condition.
2136         * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
2137         numbers.
2138
2139         * doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour.
2140         * doc/html/*: Regenerate.
2141
2142 2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
2143
2144         PR libstdc++/69506
2145         * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
2146
2147 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
2148
2149         * testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
2150         by a note-test.
2151
2152 2017-04-28  Jonathan Wakely  <jwakely@redhat.com>
2153
2154         PR libstdc++/80553
2155         * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static
2156         assertions to ensure type is destructible.
2157         (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h.
2158         * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n):
2159         Move to stl_construct.h.
2160         * testsuite/20_util/specialized_algorithms/memory_management_tools/
2161         destroy_neg.cc: New test.
2162         * testsuite/23_containers/vector/cons/destructible_neg.cc: New test.
2163
2164         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2165         superfluous "" in dg-error.
2166
2167 2017-04-28  Tom de Vries  <tom@codesourcery.com>
2168
2169         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2170         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
2171
2172 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
2173
2174         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
2175         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
2176         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
2177         Likewise.
2178
2179 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
2180
2181         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
2182         comment. Ensure first test works because allocator type propagates and
2183         not because is_always_equal is true.
2184         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
2185         testcase that instantiates the move-assignment operator.
2186
2187 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
2188
2189         PR libstdc++/80506
2190         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
2191         number used in loop condition.
2192
2193         PR libstdc++/80504
2194         * include/bits/refwrap.h (ref, cref): Qualify calls.
2195         * testsuite/20_util/reference_wrapper/80504.cc: New test.
2196
2197         PR libstdc++/80493
2198         * include/experimental/optional (optional::swap): Fix exception
2199         specification.
2200
2201 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
2202
2203         PR libstdc++/80316
2204         * include/std/future (_State_baseV2::_Setter::operator()): Remove
2205         _S_check calls that are done after the pointer to the shared state is
2206         already dereferenced.
2207         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
2208         as partial specialization so it can be defined within the definition
2209         of _State_baseV2.
2210         (_State_baseV2::__setter): Call _S_check.
2211         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
2212         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
2213         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
2214         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
2215         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
2216         Use new __setter overload.
2217         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
2218         * testsuite/30_threads/promise/members/set_exception.cc: Test
2219         promise<T&> and promise<void> specializations.
2220         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
2221         Test for no_state error condition.
2222         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
2223
2224         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
2225         of auto_ptr.
2226         * include/bits/shared_ptr.h: Likewise.
2227         * include/bits/shared_ptr_base.h: Likewise.
2228         * include/bits/unique_ptr.h: Likewise.
2229         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
2230         dg-error lineno.
2231         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
2232         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
2233         Likewise.
2234         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
2235         Likewise.
2236
2237 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
2238
2239         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
2240         * include/tr1/exp_integral.tcc: Increase iteration limits.
2241         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
2242         pr68397.cc: New test.
2243         * testsuite/special_functions/14_expint/pr68397.cc: New test.
2244
2245 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
2246
2247         PR libstdc++/79862
2248         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
2249         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
2250         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
2251         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
2252         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
2253         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
2254         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
2255         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
2256         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
2257         define.
2258
2259 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
2260
2261         * doc/xml/manual/abi.xml: Rephrase one of the references to the
2262         Itanium C++ ABI.
2263         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
2264         * doc/html/*: Regenerate.
2265
2266         * libsupc++/new: Update comment on #endif directive.
2267
2268         PR libstdc++/80448
2269         * include/experimental/bits/fs_dir.h (directory_iterator)
2270         (recursive_directory_iterator): Remove noexcept from defaulted
2271         constructors.
2272
2273         PR libstdc++/80446
2274         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
2275         * libsupc++/new (launder): Likewise.
2276
2277 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
2278
2279         * include/std/functional (default_searcher, __boyer_moore_array_base)
2280         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
2281         (boyer_moore_horspool_searcher): Remove redundant namespace
2282         qualification.
2283         (default_searcher::operator()): Construct return value early and
2284         advance second member in-place.
2285         (boyer_moore_horspool_searcher::operator()): Increment random access
2286         iterator directly instead of using std::next.
2287         (boyer_moore_searcher::operator()): Fix return value.
2288         * testsuite/20_util/function_objects/searchers.cc: Check both parts
2289         of return values.
2290
2291 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
2292
2293         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
2294         * doc/xml/manual/abi.xml. Ditto (thrice).
2295
2296 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
2297
2298         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
2299         * doc/html/*: Regenerate.
2300
2301         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
2302         that no longer fail.
2303
2304         * include/bits/ios_base.h: Correct comment.
2305         * testsuite/util/testsuite_hooks.h: Likewise.
2306
2307         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
2308         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
2309         directories for debug, parallel and profile headers.
2310         * doc/html/*: Regenerate.
2311
2312         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
2313         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
2314         (std::char_traits<char>, std::char_traits<wchar_t>): Add
2315         _GLIBCXX17_CONSTEXPR on assign.
2316         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
2317         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
2318         * testsuite/21_strings/char_traits/requirements/
2319         constexpr_functions_c++17.cc: New test.
2320
2321 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2322
2323         PR libstdc++/79141
2324         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
2325         (operator=(typename conditional<
2326         __and_<is_copy_assignable<_T1>,
2327         is_copy_assignable<_T2>>::value,
2328         const pair&, const __nonesuch&>::type)): Change __nonesuch
2329         to __nonesuch_no_braces.
2330         (operator=(typename conditional<
2331         __not_<__and_<is_copy_assignable<_T1>,
2332         is_copy_assignable<_T2>>>::value,
2333         const pair&, const __nonesuch&>::type)): Likewise.
2334         (operator=(typename conditional<
2335         __and_<is_move_assignable<_T1>,
2336         is_move_assignable<_T2>>::value,
2337         pair&&, __nonesuch&&>::type)): Likewise.
2338         * testsuite/20_util/pair/79141.cc: New.
2339
2340 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2341
2342         Implement std::is_aggregate.
2343         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
2344         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
2345         New.
2346         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
2347         * testsuite/20_util/is_aggregate/value.cc: Likewise.
2348
2349 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2350
2351         Adjust optional's pretty printer for LWG 2900.
2352         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
2353         Look at the nested payload in case of non-experimental optional.
2354
2355 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2356
2357         Implement LWG 2900, The copy and move constructors
2358         of optional are not constexpr.
2359         * include/std/optional (_Optional_payload): New.
2360         (_Optional_base): Remove the bool parameter.
2361         (_Optional_base<_Tp, false>): Remove.
2362         (_Optional_base()): Adjust.
2363         (_Optional_base(nullopt_t)): Likewise.
2364         (_Optional_base(in_place_t, _Args&&...)): Likewise.
2365         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
2366         Likewise.
2367         (_Optional_base(const _Optional_base&)): Likewise.
2368         (_Optional_base(_Optional_base&&)): Likewise.
2369         (operator=(const _Optional_base&)): Likewise.
2370         (operator=(_Optional_base&&)): Likewise.
2371         (~_Optional_base()): Remove.
2372         (_M_is_engaged()): Adjust.
2373         (_M_get()): Likewise.
2374         (_M_construct(_Args&&...)): Likewise.
2375         (_M_destruct()): Likewise.
2376         (_M_reset()): Likewise.
2377         (_Optional_base::_Empty_byte): Remove.
2378         (_Optional_base::_M_empty): Remove.
2379         (_Optional_base::_M_payload): Adjust.
2380         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2381         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
2382
2383 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
2384
2385         PR libstdc++/80137
2386         * include/bits/random.tcc (generate_canonical): Use std::nextafter
2387         or numeric_limits::epsilon() to reduce out-of-range values.
2388         * testsuite/26_numerics/random/uniform_real_distribution/operators/
2389         64351.cc: Verify complexity requirement is met.
2390
2391         * doc/xml/manual/abi.xml: Add xml:id anchor.
2392         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
2393         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
2394         (concurrency.io.structure): Add markup.
2395         * doc/html/*: Regenerate.
2396
2397         PR libstdc++/80229
2398         * include/bits/shared_ptr_base.h
2399         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
2400         non-const and then use remove_cv to get unqualified type.
2401         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
2402         cast away constness on object created const.
2403         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
2404
2405 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
2406
2407         PR libstdc++/80183
2408         * include/bits/stl_tree.h:
2409         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
2410
2411 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
2412
2413         * testsuite/23_containers/array/tuple_interface/
2414         tuple_element_debug_neg.cc: Adjust dg-error.
2415         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
2416         define a valid strict weak ordering.
2417         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
2418         Debug Mode, due to debug checks making extra copies of predicate.
2419         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2420         Likewise.
2421
2422         * doc/xml/faq.xml: Add link.
2423         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
2424         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
2425         * doc/xml/manual/io.xml: Update broken link.
2426         * doc/html/*: Regenerate.
2427
2428 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
2429
2430         Implement LWG 2686, Why is std::hash specialized for error_code,
2431         but not error_condition?
2432         * include/std/system_error (hash<error_condition>): Define for C++17.
2433         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
2434         Instantiate test for error_condition.
2435         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
2436         (hash<error_condition>): Instantiate hash<error_condition>.
2437
2438         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
2439         * include/bits/regex_constants.h (All std::regex_constants constants):
2440         Add _GLIBCXX17_INLINE as per P0607R0.
2441         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
2442         Likewise.
2443         * include/bits/stl_pair.h (piecewise_construct): Likewise.
2444         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
2445         (__is_uses_allocator_constructible_v)
2446         (__is_nothrow_uses_allocator_constructible_v): Likewise.
2447         * include/std/chrono (treat_as_floating_point_v): Likewise.
2448         * include/std/functional (is_bind_expression_v, is_placeholder_v):
2449         Likewise.
2450         * include/std/optional (nullopt): Likewise.
2451         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
2452         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
2453         * include/std/system_error (is_error_code_enum_v)
2454         (is_error_condition_enum_v): Likewise.
2455         * include/std/tuple (tuple_size_v, ignore): Likewise.
2456         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
2457         constexpr as per LWG 2933.
2458         * include/std/type_traits (All variable templates): Add
2459         _GLIBCXX17_INLINE as per P0607R0.
2460         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
2461         (__tuple_count_v, __exactly_once): Likewise.
2462         * testsuite/18_support/headers/new/synopsis.cc
2463         (hardware_destructive_interference_size)
2464         (hardware_constructive_interference_size): Likewise for commented-out
2465         variables.
2466         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
2467         test function for constexpr std::ignore (LWG 2773).
2468         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
2469         test for LWG 2933.
2470
2471 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
2472
2473         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
2474         guides for C++17.
2475         * include/bits/std_function.h (function): Likewise.
2476         * include/bits/stl_pair.h (pair): Likewise.
2477         * include/debug/array (__gnu_debug::array): Likewise.
2478         * include/std/array (array): Likewise.
2479         * include/std/functional (make_default_searcher)
2480         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
2481         Remove generator functions.
2482         * include/std/tuple (tuple): Add deduction guides.
2483         * include/std/valarray (valarray): Likewise.
2484         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
2485         class template argument deduction instead of generator functions.
2486         * testsuite/20_util/function/cons/deduction.cc: New test.
2487         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
2488         * testsuite/20_util/optional/cons/deduction.cc: ... here.
2489         * testsuite/20_util/pair/cons/deduction.cc: New test.
2490         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
2491         * testsuite/20_util/tuple/cons/deduction.cc: New test.
2492         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
2493         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
2494         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
2495         * testsuite/23_containers/array/cons/deduction.cc: New test.
2496         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
2497         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
2498         Adjust dg-error.
2499         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
2500         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
2501         Likewise.
2502         * testsuite/26_numerics/valarray/deduction.cc: New test.
2503         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
2504         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
2505         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
2506
2507 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
2508
2509         * include/bits/stl_deque.h (deque): Access allocator value_type only if
2510         concept checks are enabled.
2511         * include/bits/stl_stack.h (stack): Likewise.
2512         * include/bits/stl_vector.h (vector): Likewise.
2513         * include/bits/stl_list.h (list): Likewise and check
2514         _SGIAssignableConcept only in C++03.
2515         * include/bits/stl_map.h (map): Likewise.
2516         * include/bits/stl_set.h (set): Likewise.
2517         * include/bits/stl_multimap.h (multimap): Likewise.
2518         * include/bits/stl_multiset.h (multiset): Likewise.
2519         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
2520
2521 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
2522
2523         * doc/xml/manual/appendix_contributing.xml: Convert link to
2524         ansi.org to https.
2525         Update link to the C++ standard at ansi.org.
2526
2527         * doc/xml/faq.xml: Remove information redundant with the above;
2528         instead add a reference.
2529
2530 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
2531
2532         * src/c++11/codecvt.cc (range): Add non-type template parameter and
2533         define oerloaded operators for reading and writing code units.
2534         (range<Elem, false>): Define partial specialization for accessing
2535         wide characters in potentially unaligned byte ranges.
2536         (ucs2_span(const char16_t*, const char16_t*, ...))
2537         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
2538         to range<const char16_t, false> in order to avoid unaligned reads.
2539         (__codecvt_utf16_base<char16_t>::do_out)
2540         (__codecvt_utf16_base<char32_t>::do_out)
2541         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
2542         unaligned data to avoid unaligned writes.
2543         (__codecvt_utf16_base<char16_t>::do_in)
2544         (__codecvt_utf16_base<char32_t>::do_in)
2545         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
2546         error if there are unprocessable trailing bytes.
2547         (__codecvt_utf16_base<char16_t>::do_length)
2548         (__codecvt_utf16_base<char32_t>::do_length)
2549         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
2550         range<const char16_t, false> to span functions.
2551         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
2552
2553 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
2554
2555         PR libstdc++/79980
2556         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
2557
2558         PR libstdc++/80041
2559         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
2560         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
2561         char16_t to work with UTF-16 instead of UTF-8.
2562         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
2563
2564         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
2565         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
2566         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
2567         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
2568         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
2569         (__codecvt_utf8_utf16_base<char32_t>)
2570         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
2571         do_max_length() return values.
2572         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
2573         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
2574         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
2575
2576         PR libstdc++/79980
2577         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
2578         error path.
2579         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
2580         for manipulating codecvt_mode values.
2581         (read_utf16_bom): Compare input to BOM constants instead of integral
2582         constants that depend on endianness.  Take mode parameter by
2583         reference and adjust it, to distinguish between no BOM present and
2584         UTF-16BE BOM present.
2585         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
2586         (surrogates): New enumeration type.
2587         (utf16_in, utf16_out): Add surrogates parameter to choose between
2588         UTF-16 and UCS2 behaviour.
2589         (utf16_span, ucs2_span): Use std::min not std::max.
2590         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
2591         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
2592         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
2593         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
2594
2595         PR libstdc++/79511
2596         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
2597         as a surrogate pair.
2598         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
2599         for internal representation.
2600         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
2601         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
2602
2603         PR libstdc++/80064
2604         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
2605         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
2606         invalid instantiations using function types for _Compare argument.
2607         * testsuite/25_algorithms/make_heap/80064.cc: New test.
2608
2609         PR libstdc++/67440
2610         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
2611         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
2612
2613 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
2614
2615         Implement LWG 2857, {variant,optional,any}::emplace should
2616         return the constructed value.
2617         * include/std/any (emplace(_Args&&...)): Change the return type and
2618         return a reference to the constructed value.
2619         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2620         * include/std/optional (emplace(_Args&&...)): Likewise.
2621         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2622         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
2623         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
2624         (emplace<_Np>(_Args&&...)): Likewise.
2625         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
2626         * testsuite/20_util/any/assign/emplace.cc: Add tests for
2627         checking the return value of emplace.
2628         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
2629         * testsuite/20_util/optional/assignment/6.cc: Add tests for
2630         checking the return value of emplace.
2631         * testsuite/20_util/variant/run.cc: Likewise.
2632
2633 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
2634
2635         PR libstdc++/62045
2636         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
2637         (is_heap): Remove.
2638         (push_heap): Remove the wrong checking using is_heap.
2639         (make_heap): Remove the assertion using is_heap.
2640         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
2641         (modify): Ditto.
2642         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
2643         calling make_heap.
2644
2645 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2646
2647         PR libstdc++/62045
2648         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2649         New test.
2650         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
2651         error in comment.
2652
2653 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2654
2655         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
2656         comment.
2657         * config.h.in: Regenerate.
2658         * configure: Regenerate.
2659         * doc/Makefile.in: Regenerate.
2660
2661 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
2662
2663         PR libstdc++/79162
2664         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2665         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
2666         with a constrained template.
2667         [!_GLIBCXX_USE_CXX11_ABI]
2668         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
2669         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
2670         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
2671
2672 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2673
2674         PR libstdc++/80034
2675         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
2676         in the catch-block.
2677         (merge(list&&, _StrictWeakOrdering)): Likewise.
2678         * testsuite/23_containers/list/operations/80034.cc: New.
2679
2680 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2681
2682         Implement LWG 2806, Base class of bad_optional_access.
2683         * include/std/optional (bad_optional_access):
2684         Derive from std::exception.
2685         (bad_optional_access::bad_optional_access): Adjust.
2686         (bad_optional_access::what): New.
2687         (__throw_bad_optional_access(const char*)):
2688         Remove the parameter and adjust calls.
2689         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2690         * testsuite/20_util/optional/typedefs.cc: Likewise.
2691
2692 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
2693
2694         Implement LWG 2934, optional<const T> doesn't compare with T.
2695         * include/std/optional
2696         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
2697         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
2698         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2699         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
2700         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
2701         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
2702         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2703         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
2704         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
2705         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
2706         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
2707         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
2708         (operator==(const optional<_Tp>&, const _Tp&)):
2709         Turn into operator==(const optional<_Tp>&, const _Up&).
2710         (operator==(const _Tp&, const optional<_Tp>&)):
2711         Turn into operator==(const _Up&, const optional<_Tp>&).
2712         (operator!=(const optional<_Tp>&, const _Tp&)):
2713         Turn into operator!=(const optional<_Tp>&, const _Up&).
2714         (operator!=(const _Tp&, const optional<_Tp>&)):
2715         Turn into operator!=(const _Up&, const optional<_Tp>&).
2716         (operator<(const optional<_Tp>&, const _Tp&)):
2717         Turn into operator<(const optional<_Tp>&, const _Up&).
2718         (operator<(const _Tp&, const optional<_Tp>&)):
2719         Turn into operator<(const _Up&, const optional<_Tp>&).
2720         (operator>(const optional<_Tp>&, const _Tp&)):
2721         Turn into operator>(const optional<_Tp>&, const _Up&).
2722         (operator>(const _Tp&, const optional<_Tp>&)):
2723         Turn into operator>(const _Up&, const optional<_Tp>&).
2724         (operator<=(const optional<_Tp>&, const _Tp&)):
2725         Turn into operator<=(const optional<_Tp>&, const _Up&).
2726         (operator<=(const _Tp&, const optional<_Tp>&)):
2727         Turn into operator<=(const _Up&, const optional<_Tp>&).
2728         (operator>=(const optional<_Tp>&, const _Tp&)):
2729         Turn into operator>=(const optional<_Tp>&, const _Up&).
2730         (operator>=(const _Tp&, const optional<_Tp>&)):
2731         Turn into operator>=(const _Up&, const optional<_Tp>&).
2732         * testsuite/20_util/optional/relops/7.cc: New.
2733
2734 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
2735
2736         * testsuite/17_intro/names.cc: Undefine macros that clash with
2737         identifiers in AIX system headers.
2738
2739         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
2740         result_of, and __is_nothrow_invocable instead of
2741         __is_nothrow_callable.
2742         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
2743         instead of __is_callable.
2744         * include/std/functional (invoke): use invoke_result_t instead of
2745         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
2746         (_Not_fn): Use __invoke_result instead of result_of.
2747         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
2748         Remove partial specializations for reference_wrapper types.
2749         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
2750         (__invoke_result): Define replacement for result_of and then use it to
2751         define result_of.
2752         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
2753         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
2754         respectively.
2755         (invoke_result, invoke_result_t): Define for C++17.
2756         (is_callable, is_nothrow_callable): Replace with is_invocable,
2757         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
2758         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
2759         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
2760         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
2761         instead of is_nothrow_callable_v.
2762         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
2763         main function.
2764         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
2765         instead of is_callable.
2766         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
2767         to use new traits.
2768         * testsuite/20_util/is_nothrow_callable/*: Likewise.
2769         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
2770         is_callable.
2771         * testsuite/20_util/variant/hash.cc: Likewise.
2772
2773 2017-03-10  George Lander  <george.lander@arm.com>
2774
2775         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
2776         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
2777         * configure: Regenerate.
2778
2779 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
2780
2781         * include/std/functional (_Not_fn): Define macro to simplify
2782         repetitive function definitions.
2783
2784         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
2785         * include/c_global/cstddef (std::byte): Define for C++17.
2786         * testsuite/18_support/byte/global_neg.cc: New test.
2787         * testsuite/18_support/byte/ops.cc: New test.
2788         * testsuite/18_support/byte/requirements.cc: New test.
2789
2790 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
2791
2792         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
2793         * doc/html/*: Regenerate.
2794         * include/std/mutex (scoped_lock): Implement new C++17 template.
2795         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
2796         * testsuite/30_threads/scoped_lock/requirements/
2797         explicit_instantiation.cc: New test.
2798         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
2799
2800 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
2801             François Dumont  <frs.dumont@gmail.com>
2802             Jonathan Wakely  <jwakely@redhat.com>
2803
2804         * doc/xml/manual/debug_mode.xml: Update and simplify note
2805         on link- and run-time coexistence.
2806
2807 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
2808
2809         * testsuite/17_intro/headers/names.cc: Rename to ...
2810         * testsuite/17_intro/names.cc: ... here.
2811
2812         PR libstdc++/79789
2813         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
2814         parameters and local variables.
2815         * include/bits/ios_base.h (make_error_code, make_error_condition):
2816         Likewise.
2817         * include/bits/list.tcc (list::sort): Likewise.
2818         * include/bits/mask_array.h (mask_array): Likewise.
2819         * include/bits/regex.h (regex_token_iterator): Likewise.
2820         * include/bits/slice_array.h (slice_array): Likewise.
2821         * include/bits/stl_algo.h (__sample): Likewise.
2822         * include/std/memory (undeclare_no_pointers): Likewise.
2823         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
2824         Likewise.
2825         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
2826         * testsuite/17_intro/headers/names.cc: New test.
2827
2828         PR libstdc++/79798
2829         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
2830         result_of that loses top-level cv-qualifiers.
2831         * testsuite/20_util/bind/79798.cc: New test.
2832
2833 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
2834
2835         * doc/xml/manual/documentation_hacking.xml: Tweak link to
2836         doxygen.org.
2837
2838 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
2839
2840         * include/experimental/iterator: Include <iterator>.
2841         * testsuite/experimental/iterator/requirements.cc: Check for contents
2842         of <iterator>.
2843
2844 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
2845
2846         C++17 GB50 resolution
2847         * include/std/chrono (duration::operator++()): Add
2848         _GLIBCXX17_CONSTEXPR.
2849         (duration::operator++(int)): Likewise.
2850         (duration::operator--()): Likewise.
2851         (duration::operator--(int)): Likewise.
2852         (duration::operator+=(const duration&)): Likewise.
2853         (duration::operator-=(const duration&)): Likewise.
2854         (duration::operator*=(const rep&)): Likewise.
2855         (duration::operator/=(const rep&)): Likewise.
2856         (duration::operator%=(const rep&)): Likewise.
2857         (duration::operator%=(const duration&)): Likewise.
2858         (time_point::operator+=(const duration&)): Likewise.
2859         (time_point::operator-=(const duration&)): Likewise.
2860         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
2861         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
2862         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
2863
2864 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
2865
2866         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
2867
2868 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2869
2870         * doc/xml/manual/io.xml: Update link to groups.google.com.
2871         Tweak link description.
2872
2873 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2874
2875         * doc/xml/manual/profile_mode.xml: Fix link.
2876
2877 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
2878
2879         * doc/xml/manual/policy_data_structures.xml: Simplify and
2880         standardize references to boost.org.
2881         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
2882         * doc/xml/manual/shared_ptr.xml: Ditto.
2883
2884 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
2885
2886         PR libstdc++/60936
2887         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
2888         written to buffer, not length remaining in buffer.
2889
2890 2017-02-15  Tim Shen  <timshen@google.com>
2891
2892         PR libstdc++/78723
2893         * include/std/variant (operator<(), operator>(), operator<=(),
2894         operator>=(), operator==(), operator!=()): Implement P0393R3.
2895         * testsuite/20_util/variant/compile.cc: Adjust tests.
2896         * testsuite/20_util/variant/run.cc: Adjust tests.
2897
2898 2017-02-15  Tim Shen  <timshen@google.com>
2899
2900         PR libstdc++/79513
2901         * include/std/variant (visit()): Forward variant types to the return
2902         type detection code.
2903         * testsuite/20_util/variant/compile.cc: Add test cases.
2904
2905 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
2906
2907         PR libstdc++/79348
2908         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
2909
2910 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
2911
2912         PR libstdc++/79348
2913         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
2914         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
2915         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
2916         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
2917         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
2918         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
2919         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
2920         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
2921         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
2922
2923 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
2924
2925         PR libstdc++/79486
2926         * include/std/future (__future_base::_Task_state::_M_run)
2927         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
2928         result_of expressions.
2929         * testsuite/30_threads/packaged_task/79486.cc: New.
2930
2931 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
2932
2933         PR libstdc++/79467
2934         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
2935         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
2936         __is_callable check.
2937         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
2938
2939         * include/bits/atomic_base.h: Re-indent.
2940
2941 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
2942
2943         * doc/xml/manual/profile_mode.xml: Update a paper reference.
2944
2945 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2946
2947         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
2948
2949 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
2950
2951         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
2952         name.
2953         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
2954         broken links to texts that are no longer online.
2955         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
2956         LCPC 2006 paper.
2957         * doc/xml/manual/using.xml: Update links to memory model information.
2958         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
2959         Standard-Library Exception Safety".
2960         * doc/html/*: Regenerate.
2961
2962 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2963
2964         * doc/xml/manual/profile_mode.xml: Unbreak link to
2965         "Optimizing Sorting with Machine Learning Algorithms".
2966
2967 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2968
2969         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
2970
2971 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2972
2973         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
2974         Migration Guide".
2975
2976 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
2977
2978         * doc/html/ext/lwg-active.html: Remove.
2979         * doc/html/ext/lwg-closed.html: Ditto.
2980         * doc/html/ext/lwg-defects.html: Ditto.
2981
2982         * doc/Makefile.am (xml_extradir): Remove.
2983         (xml_extra): Ditto.
2984         (stamp-html-docbook-lwg): Remove recipe...
2985         (stamp-html-docbook-data): ...and its use here.
2986         * doc/Makefile.in: Regenerate.
2987
2988         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
2989         the relationship to the upstream working group.
2990         Replace a local link to ../ext/lwg-active.html by the upstream one.
2991         Replace all reference to ../ext/lwg-defects.html by a new entity
2992         &DR; which refers to the upstream address.
2993
2994 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
2995
2996         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
2997
2998 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
2999
3000         PR libstdc++/79323
3001         * testsuite/20_util/duration/literals/range.cc: Prune extra output
3002         at -O0.
3003
3004 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
3005
3006         * doc/xml/manual/documentation_hacking.xml: Update URL of the
3007         DocBook Element Reference.  Use that term as link description
3008         instead of "online".
3009         epubcheck has moved to GitHub.
3010         Remove obsolete link to DocBook Publishing Tools.
3011
3012 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
3013
3014         PR libstdc++/66145
3015         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
3016         so new ios::failure can be caught even when old ABI is the default.
3017         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3018         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3019         exceptions_failbit.cc: Likewise.
3020         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3021         exceptions_failbit.cc: Likewise.
3022         * testsuite/27_io/basic_istream/extractors_other/char/
3023         exceptions_null.cc: Likewise.
3024         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3025         exceptions_null.cc: Likewise.
3026         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3027         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3028         * testsuite/27_io/basic_ostream/inserters_other/char/
3029         exceptions_null.cc: Likewise.
3030         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3031         exceptions_null.cc: Likewise.
3032         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3033
3034         PR libstdc++/60936
3035         * src/c++11/Makefile.am: Add new files.
3036         * src/c++11/Makefile.in: Regenerate.
3037         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3038         (operator<<, operator>>, getline): Move explicit instantiations to ...
3039         * src/c++11/cow-string-io-inst.cc: ... new file.
3040         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3041         (operator<<, operator>>, getline): Move explicit instantiations to ...
3042         * src/c++11/cow-wstring-io-inst.cc: ... new file.
3043         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
3044         (__throw_future_error, __throw_bad_function_call):
3045         (__throw_regex_error): Move functions for C++11 exceptions to the
3046         files that define the exception types.
3047         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
3048         * src/c++11/future.cc (__throw_future_error): Likewise.
3049         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
3050         * src/c++11/regex.cc (__throw_regex_error): Likewise.
3051         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
3052         representation directly instead of calling __int_to_char.
3053         * src/c++11/sso_string.cc (__sso_string): New file for definition
3054         of __sso_string type.
3055         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3056         explicit instantiations of narrow string I/O functions.
3057         * src/c++11/system_error.cc (__throw_system_error): Move here.
3058         (__sso_string): Move to new file.
3059         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3060         explicit instantiations of wide string I/O functions.
3061         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
3062         (operator>>, getline): Remove explicit instantiations from here.
3063
3064 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
3065
3066         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
3067
3068 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3069
3070         * configure.host: Separate Solaris/SPARC and x86 baselines.
3071         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
3072         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
3073         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
3074         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
3075         ... here.
3076         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
3077         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
3078         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
3079         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
3080         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
3081         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
3082         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
3083         ... here.
3084         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
3085         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
3086         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
3087
3088         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
3089         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
3090         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
3091         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
3092         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
3093         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
3094
3095 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
3096
3097         PR libstdc++/78346
3098         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
3099         not its referent.
3100         (_Iter_comp_to_iter): Likewise.
3101         * testsuite/25_algorithms/search/78346.cc: New test.
3102
3103         PR libstdc++/79254
3104         * config/abi/pre/gnu.ver: Remove recently added symbols.
3105         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3106         (basic_string::_M_copy_assign): Remove.
3107         (basic_string::operator=(const basic_string&)): Don't dispatch to
3108         _M_copy_assign. If source object is small just deallocate, otherwise
3109         perform new allocation before making any changes.
3110         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3111         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3112         Remove.
3113         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3114         Test cases where the allocators are equal or the string is small.
3115         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3116         Likewise.
3117
3118 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
3119
3120         Implement LWG 2825, LWG 2756 breaks class template argument
3121         deduction for optional.
3122         * include/std/optional: Add a deduction guide.
3123         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
3124
3125 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
3126
3127         PR libstdc++/79254
3128         * config/abi/pre/gnu.ver: Add new symbols.
3129         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3130         (basic_string::_M_copy_assign): New overloaded functions to perform
3131         copy assignment.
3132         (basic_string::operator=(const basic_string&)): Dispatch to
3133         _M_copy_assign.
3134         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3135         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3136         Define, performing rollback on exception.
3137         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3138         Test exception-safety guarantee.
3139         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3140         Likewise.
3141         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
3142         std::swap visible.
3143
3144 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
3145
3146         PR libstdc++/70607
3147         * include/tr1/complex (conj): Remove using-declaration and restore
3148         overloads, reverting previous change.
3149
3150         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
3151         mode.
3152         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3153         Mark as unsupported in C++98 mode.
3154         * testsuite/23_containers/queue/requirements/constructible.cc:
3155         Likewise.
3156         * testsuite/23_containers/stack/requirements/constructible.cc:
3157         Likewise.
3158         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
3159
3160         PR libstdc++/79243
3161         * include/bits/c++config (literals::string_view_literals::__7): Add.
3162         Only declare versioned namespaces for the relevant C++ dialects.
3163         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
3164         Add versioning macros.
3165         * include/experimental/bits/lfts_config.h:
3166         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
3167         * include/experimental/string_view (fundamentals_v2::__detail):
3168         Add versioning macros.
3169         (fundamentals_v2::__detail::__identity): Remove.
3170         (fundamentals_v2::__detail::__idt): Use common_type instead of
3171         __detail::__identity.
3172         * include/std/string_view (__detail::__identity, __detail::__idt):
3173         Likewise.
3174         (literals::string_view_literals): Fix nesting of versioning macros.
3175
3176         PR libstdc++/79190
3177         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
3178         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
3179         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
3180         Retrieve original pointer value allocated by malloc.
3181         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
3182         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
3183         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
3184         Define, adjusting pointer value allocated by malloc and storing for
3185         retrieval by operator delete.
3186
3187 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3188
3189         * libsupc++/eh_atomics.h: Update copyright years.
3190         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
3191
3192 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
3193
3194         PR libstdc++/61791
3195         PR libstdc++/70607
3196         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
3197         (proj(T), conj(T)): Change return types per DR 1522.
3198         * include/tr1/complex (conj): Remove overloads and use std::conj.
3199         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
3200         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
3201         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
3202         real(T) and imag(T). Allow testing for C++11 too.
3203
3204 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
3205
3206         PR libstdc++/79206
3207         * include/experimental/string_view (operator==): Check sizes first.
3208         * include/std/string_view (operator==): Likewise.
3209
3210 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3211
3212         * testsuite/experimental/array/make_array.cc: Restore <functional>
3213         inclusion.
3214
3215 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3216
3217         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
3218
3219 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3220
3221         PR libstdc++/79195
3222         * include/experimental/array (__make_array_elem): New class template
3223         and partial specialization.
3224         (__is_reference_wrapper): Move into __make_array_elem specialization.
3225         (make_array): Use __make_array_elem to determine element type and move
3226         static assertion into specialization. Qualify std::forward call.
3227         (to_array): Add exception specifiation.
3228         * testsuite/experimental/array/make_array.cc: Test argument types
3229         without a common type.
3230         * testsuite/experimental/array/neg.cc: Adjust expected error message.
3231
3232 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3233
3234         * doc/xml/manual/debug.xml: code.google.com uses https now.
3235
3236 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3237
3238         * doc/xml/manual/test.xml: Fix link into gccint online manual.
3239
3240 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
3241
3242         Make poisoned hashes SFINAE away the call operator of the hash.
3243         * include/bits/functional_hash.h
3244         (__poison_hash::__enable_hash_call): New.
3245         * include/std/optional (__optional_hash_call_base): New.
3246         (hash<optional<_Tp>>): Derive from the new base,
3247         move the hash function into that base.
3248         * include/std/variant (__variant_hash_call_base_impl): New.
3249         (__variant_hash_call_base): Likewise.
3250         (hash<variant<_Types...>>): Derive from the new base,
3251         move the hash function into that base.
3252         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
3253         * testsuite/20_util/variant/hash.cc: Likewise.
3254
3255 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
3256
3257         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
3258         * configure: Regenerate.
3259
3260 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
3261
3262         PR libstdc++/69240
3263         * include/bits/random.h (uniform_real_distribution::param_type)
3264         (normal_distribution::param_type, lognormal_distribution::param_type)
3265         (gamma_distribution::param_type, chi_squared_distribution::param_type)
3266         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
3267         (student_t_distribution::param_type)
3268         (bernoulli_distribution::param_type, binomial_distribution::param_type)
3269         (geometric_distribution::param_type)
3270         (negative_binomial_distribution::param_type)
3271         (poisson_distribution::param_type)
3272         (exponential_distribution::param_type)
3273         (weibull_distribution::param_type)
3274         (extreme_value_distribution::param_type)
3275         (discrete_distribution::param_type)
3276         (piecewise_constant_distribution::param_type)
3277         (piecewise_linear_distribution::param_type): Define operator!=.
3278         * include/bits/uniform_int_dist.h
3279         (uniform_int_distribution::param_type): Likewise.
3280         * include/ext/random (beta_distribution::param_type)
3281         (rice_distribution::param_type, nakagami_distribution::param_type)
3282         (pareto_distribution::param_type, k_distribution::param_type)
3283         (arcsine_distribution::param_type, hoyt_distribution::param_type)
3284         (triangular_distribution::param_type)
3285         (von_mises_distribution::param_type)
3286         (hypergeometric_distribution::param_type)
3287         (logistic_distribution::param_type)
3288         (uniform_on_sphere_distribution::param_type)
3289         (uniform_inside_sphere_distribution::param_type): Likewise.
3290         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
3291         Test construction with param_type.
3292         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
3293         Likewise.
3294         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
3295         Likewise.
3296         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
3297         Likewise.
3298         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
3299         Likewise.
3300         * testsuite/26_numerics/random/extreme_value_distribution/cons/
3301         parms.cc: Likewise.
3302         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
3303         Likewise.
3304         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
3305         Likewise.
3306         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
3307         Likewise.
3308         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
3309         Likewise.
3310         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
3311         parms.cc: Likewise.
3312         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
3313         Likewise.
3314         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
3315         Likewise.
3316         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
3317         Likewise.
3318         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
3319         Likewise.
3320         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
3321         Likewise.
3322         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
3323         Likewise.
3324         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
3325         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
3326         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
3327         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
3328         Likewise.
3329         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
3330         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
3331         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
3332         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
3333         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
3334         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
3335         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
3336         Likewise.
3337         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
3338         parms.cc: Likewise.
3339         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
3340
3341         PR libstdc++/72792
3342         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
3343         (__allocator_traits_base::__size_type): Remove.
3344         (allocator_traits::_Ptr): New class template to detect const and void
3345         pointer types without instantiating pointer_traits::rebind
3346         unnecessarily.
3347         (allocator_traits::_Diff): Likewise for detecting difference_type.
3348         (allocator_traits::_Size): New class template to detect size_type
3349         without instantiating make_unsigned unnecessarily.
3350         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
3351         __detected_or_t instead of __detected_or_t_.
3352         * include/std/type_traits (__detected_or_t_): Remove.
3353         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
3354
3355         PR libstdc++/72792
3356         PR libstdc++/72793
3357         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
3358         Replace with class template using void_t.
3359         (__alloc_rebind): Define in terms of
3360         __allocator_traits_base::__rebind.
3361         (allocator_traits): Remove unconditional static_assert for
3362         rebind_alloc.
3363         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
3364         (pointer_traits::__rebind): Replace with class template using void_t.
3365         (pointer_traits::rebind): Define in terms of __rebind.
3366         (pointer_traits): Remove unconditional static_assert for rebind.
3367         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
3368         * testsuite/20_util/pointer_traits/rebind.cc: New test.
3369
3370         PR libstdc++/69321
3371         * include/experimental/any (__any_caster): Avoid instantiating
3372         manager function for types that can't be stored in any.
3373         * include/std/any (__any_caster): Likewise.
3374         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
3375         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
3376
3377         PR libstdc++/64903
3378         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
3379         std::advance.
3380
3381 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
3382
3383         PR libstdc++/79156
3384         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
3385         Fix return type.
3386         (__enable_shared_from_this): Declare __shared_ptr as a friend.
3387         * testsuite/ext/shared_ptr/1.cc: New test.
3388
3389         PR libstdc++/64903
3390         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
3391         point.
3392         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
3393
3394         * doc/xml/manual/abi.xml: Fix typo.
3395         * doc/html/manual/abi.html: Likewise.
3396
3397         PR libstdc++/67085
3398         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
3399         converting constructors from _Iter_less_iter.
3400         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
3401         _Iter_comp_iter.
3402         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
3403         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
3404         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
3405         (__make_heap, __sort_heap): Change _Compare parameters to references.
3406         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
3407         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
3408         functions as lvalues.
3409         (is_heap): Call __is_heap_until directly to avoid copying __comp.
3410         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
3411         count copies during construction with empty sequence.
3412
3413         PR libstdc++/67085
3414         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
3415         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
3416         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
3417         number of copies.
3418         * testsuite/25_algorithms/make_heap/movable.cc: New test.
3419
3420         PR libstdc++/67085
3421         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
3422         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
3423         _GLIBCXX_MOVE when passing comparison function to other functions.
3424         (is_heap_until, is_heap): Use std::move when passing comparison
3425         function.
3426         * testsuite/23_containers/priority_queue/67085.cc: New test.
3427
3428         PR libstdc++/78905
3429         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
3430         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
3431         Document that the deprecated _GLIBCXX_VERSION macro was removed for
3432         the 4.0.0 release.
3433         * doc/html/*: Regenerate.
3434         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
3435         * include/Makefile.in: Regenerate.
3436         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
3437         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
3438         dg-error.
3439
3440 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
3441
3442         PR libstdc++/69301
3443         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
3444         aligned buffer instead of default-initialized variable.
3445         * testsuite/29_atomics/atomic/69301.cc: New test.
3446         * include/experimental/memory (observer_ptr::release): Use reserved
3447         name.
3448         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
3449         (_Pointer_adapter::operator--(int)): Likewise.
3450
3451         PR libstdc++/68925
3452         * include/experimental/random (randint): Use temporary instead of
3453         thread_local static.
3454
3455 2017-01-17  Joshua Conner  <joshconner@google.com>
3456
3457         * crossconfig.m4: Add fuchsia OS.
3458         * configure: Regenerate.
3459
3460 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
3461
3462         PR libstdc++/69699
3463         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
3464         __GLIBCXX__ macro is not useful. Remove redundant date information
3465         and link to the GCC release timeline.
3466         (abi.versioning.active): Move partial sentence into the previous
3467         paragraph.
3468         * doc/html/*: Regenerate.
3469
3470         PR libstdc++/79114
3471         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
3472         of remove_reference.
3473         * testsuite/18_support/nested_exception/79114.cc: New test.
3474
3475 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
3476
3477         PR other/79046
3478         * configure.ac: Add GCC_BASE_VER.
3479         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
3480         get version from BASE-VER file.
3481         * po/Makefile.in: Regenerated.
3482         * libsupc++/Makefile.in: Regenerated.
3483         * testsuite/Makefile.in: Regenerated.
3484         * src/Makefile.in: Regenerated.
3485         * configure: Regenerated.
3486         * Makefile.in: Regenerated.
3487         * include/Makefile.in: Regenerated.
3488         * doc/Makefile.in: Regenerated.
3489         * python/Makefile.in: Regenerated.
3490         * src/c++11/Makefile.in: Regenerated.
3491         * src/c++98/Makefile.in: Regenerated.
3492         * src/filesystem/Makefile.in: Regenerated.
3493
3494 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
3495
3496         PR libstdc++/66145
3497         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
3498         exceptions.
3499         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
3500         for test, so new ios::failure can be caught.
3501         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3502         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3503         exceptions_failbit.cc: Likewise.
3504         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3505         exceptions_failbit.cc: Likewise.
3506         * testsuite/27_io/basic_istream/extractors_other/char/
3507         exceptions_null.cc: Likewise.
3508         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3509         exceptions_null.cc: Likewise.
3510         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3511         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3512         * testsuite/27_io/basic_ostream/inserters_other/char/
3513         exceptions_null.cc: Likewise.
3514         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3515         exceptions_null.cc: Likewise.
3516         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3517
3518         PR libstdc++/78702
3519         * include/bits/locale_classes.h (locale::facet::__shim): Change from
3520         private to protected.
3521         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
3522         make locale::facet::__shim accessible.
3523
3524 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
3525
3526         PR libstdc++/78389
3527         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
3528         (merge(list&&, _StrictWeakOrdering)): Likewise.
3529         * testsuite/23_containers/list/operations/78389.cc: Add
3530         better test for the sizes.
3531
3532 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
3533
3534         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
3535         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
3536         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
3537         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
3538         Likewise.
3539         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
3540         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
3541         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
3542         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
3543         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
3544         Likewise.
3545         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
3546         Likewise.
3547         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
3548         Likewise.
3549         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
3550         Likewise.
3551         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
3552         Likewise.
3553         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
3554         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
3555         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
3556         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
3557         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
3558         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
3559         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
3560         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
3561         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
3562         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
3563         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
3564         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
3565         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3566
3567 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3568
3569         PR libstdc++/65411
3570         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
3571         retry fclose on EINTR.
3572
3573         * include/profile/base.h: Remove unused header that leads to header
3574         cycle in C++17 mode.
3575
3576         PR libstdc++/79075
3577         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
3578         Make _If_sv private.
3579         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
3580         basic_string_view arguments.
3581
3582         PR libstdc++/79075
3583         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
3584         redundant option from cxxflags.
3585         (check_effective_target_cxx11-abi): Define.
3586         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
3587         effective target.
3588         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
3589         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3590         Likewise.
3591         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
3592         Likewise.
3593         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
3594         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
3595         Likewise.
3596         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
3597         Likewise.
3598         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
3599         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
3600         Likewise.
3601         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3602         Likewise.
3603         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
3604         Likewise.
3605         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
3606         Likewise.
3607         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
3608         Likewise.
3609         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
3610         Likewise.
3611         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
3612         Likewise.
3613         * testsuite/23_containers/list/61347.cc: Likewise.
3614         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
3615         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
3616
3617 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
3618
3619         PR libstdc++/78389
3620         * include/bits/list.tcc (merge(list&&)):
3621         Adjust list sizes if the comparator throws.
3622         (merge(list&&, _StrictWeakOrdering)): Likewise.
3623         (sort()): Splice elements back from the scratch buffers
3624         if the comparator throws.
3625         (sort(_StrictWeakOrdering)): Likewise.
3626         * testsuite/23_containers/list/operations/78389.cc: New.
3627
3628 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3629
3630         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
3631         XFAIL for C++17 until node reinsertion supports fancy pointers.
3632
3633         PR libstdc++/78361
3634         * testsuite/20_util/add_pointer/value.cc: Test forming function
3635         pointers.
3636
3637 2017-01-13  Michael Brune  <lucdanton@free.fr>
3638
3639         PR libstdc++/78361
3640         * include/std/type_traits (__is_referenceable): Handle noexcept
3641         function types.
3642
3643 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
3644
3645         PR libstdc++/77528
3646         * include/bits/stl_queue.h (queue, priority_queue): Remove default
3647         member-initializers and define default constructors as templates with
3648         constraints.
3649         * include/bits/stl_stack.h (stack): Likewise.
3650         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3651         New.
3652         * testsuite/23_containers/priority_queue/requirements/
3653         explicit_instantiation/1.cc: Test more instantiations.
3654         * testsuite/23_containers/priority_queue/requirements/
3655         explicit_instantiation/1_c++98.cc: Likewise.
3656         * testsuite/23_containers/queue/requirements/constructible.cc: New.
3657         * testsuite/23_containers/stack/requirements/constructible.cc: New.
3658
3659         PR libstdc++/66284
3660         * doc/xml/manual/intro.xml: Document LWG 2781 change.
3661         * doc/html/*: Regenerate.
3662         * include/std/functional (_Function_base::_Ref_manager): Remove.
3663         (_Function_handler): Remove partial specializations for
3664         reference_wrapper.
3665         (function::target): Remove special case for const qualification.
3666         * testsuite/20_util/function/6.cc: Adjust tests for target type.
3667         * testsuite/20_util/function/7.cc: Likewise.
3668         * testsuite/20_util/function/8.cc: Likewise.
3669
3670 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
3671
3672         PR libstdc++/78134
3673         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
3674         (map::equal_range): Fix return type of heterogeneous overloads.
3675         * include/bits/stl_multimap.h (multimap::lower_bound)
3676         (multimap::upper_bound, multimap::equal_range): Likewise.
3677         * include/bits/stl_multiset.h (multiset::lower_bound)
3678         (multiset::upper_bound, multiset::equal_range): Likewise.
3679         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
3680         (set::equal_range): Likewise.
3681         * testsuite/23_containers/map/operations/2.cc
3682         * testsuite/23_containers/multimap/operations/2.cc
3683         * testsuite/23_containers/multiset/operations/2.cc
3684         * testsuite/23_containers/set/operations/2.cc
3685
3686         PR libstdc++/78273
3687         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
3688         the heterogeneous comparison can only find one match.
3689         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
3690         * testsuite/23_containers/map/operations/2.cc: Test count works with
3691         comparison function that just partitions rather than sorting.
3692         * testsuite/23_containers/set/operations/2.cc: Likewise.
3693
3694 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
3695
3696         Reduce the size of variant, it doesn't need an index of
3697         type size_t internally.
3698         * include/std/variant (parse_numbers.h): New include.
3699         (__select_index): New.
3700         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
3701         _index_type for comparison with variant_npos.
3702         (_Variant_storage<false, _Types...>::__index_type): New.
3703         (_Variant_storage<false, _Types...>::_M_index): Change the
3704         type from size_t to __index_type.
3705         (_Variant_storage<true, _Types...>::__index_type): New.
3706         (_Variant_storage<true, _Types...>::_M_index): Change the
3707         type from size_t to __index_type.
3708         (_Variant_base::_M_valid): Use _Storage::__index_type
3709         for comparison with variant_npos.
3710         (variant::index): Use _Base::_Storage::__index_type
3711         for comparison with variant_npos.
3712         * testsuite/20_util/variant/index_type.cc: New.
3713
3714 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
3715
3716         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
3717         effective target selector to prevent running in C++17 mode.
3718
3719         PR libstdc++/77528
3720         * include/bits/stl_queue.h (queue::c): Add default member initializer.
3721         (queue::queue()): Add constructor and define as defaulted.
3722         (queue::queue(_Sequence&&)): Remove default argument.
3723         (priority_queue::c, priority_queue::comp): Add default member
3724         initializers.
3725         (priority_queue::priority_queue()): Add constructor and define as
3726         defaulted.
3727         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
3728         Remove default argument for first parameter.
3729         * include/bits/stl_stack.h (stack::c): Add default member initializer.
3730         (stack::stack()): Add constructor and define as defaulted.
3731         (stack::stack(const _Sequence&)): Remove default argument.
3732         * testsuite/23_containers/priority_queue/requirements/
3733         explicit_instantiation/1.cc: Test explicit instantiation with
3734         non-DefaultConstructible sequence.
3735         * testsuite/23_containers/priority_queue/77528.cc: New test.
3736         * testsuite/23_containers/priority_queue/requirements/
3737         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
3738         * testsuite/23_containers/queue/77528.cc: New test.
3739         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3740         1.cc: Test explicit instantiation with non-DefaultConstructible
3741         sequence.
3742         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3743         1_c++0x.cc: Replace with 1_c++98.cc.
3744         * testsuite/23_containers/stack/77528.cc: New test.
3745         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3746         1.cc: Test explicit instantiation with non-DefaultConstructible
3747         sequence.
3748         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3749         1_c++0x.cc: Replace with 1_c++98.cc.
3750
3751 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
3752
3753         * include/bits/locale_facets_nonio.tcc
3754         (time_get::_M_extract_via_format): Avoid compilation errors with
3755         non-standard struct tm.
3756
3757 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
3758             Jonathan Wakely  <jwakely@redhat.com>
3759
3760         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
3761         (is_specialization, strip_versioned_namespace): New helpers functions
3762         to work with symbols in the versioned namespace.
3763         (Printer.add_version): Add second name using versioned namespace.
3764         (add_one_template_type_printer, add_one_type_printer): Add second
3765         type printers using versioned namespace.
3766         (register_type_printers): Add template type printer for basic_string.
3767         (build_libstdcxx_dictionary): Remove dead code.
3768         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
3769         versioned namespace.
3770         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
3771         results.
3772         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3773
3774 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3775
3776         PR libstdc++/79017
3777         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
3778         functions separately on darwin and if they're missing define
3779         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
3780         * config.h.in: Regenerate.
3781         * configure: Regenerate.
3782         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
3783         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
3784
3785         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
3786         to detect correct thread_local destructors.
3787         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
3788         Define.
3789
3790 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3791             Aditya Kumar  <hiraditya@msn.com>
3792
3793         PR libstdc++/66414
3794         * include/bits/basic_string.tcc
3795         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
3796
3797 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3798
3799         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
3800         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
3801
3802         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
3803         Include <cassert> header.
3804
3805         PR libstdc++/78968
3806         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
3807         * configure: Regenerate.
3808
3809 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
3810             Jonathan Wakely  <jwakely@redhat.com>
3811
3812         * include/std/variant (variant, swap): Replace __and_ usage with fold
3813         expressions.
3814
3815 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3816
3817         PR go/78978
3818         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
3819         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
3820         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
3821         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
3822         HWCAP_FLAGS.
3823         * aclocal.m4: Regenerate.
3824         * configure: Regenerate.
3825         * Makefile.in, doc/Makefile.in, include/Makefile.in,
3826         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
3827         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
3828         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
3829
3830 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3831
3832         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
3833
3834         PR libstdc++/78991
3835         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
3836         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
3837         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
3838         move function objects.
3839         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
3840         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
3841         * testsuite/25_algorithms/sort/78991.cc: New test.
3842
3843 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
3844
3845         * include/bits/std_function.h (function::_Signature_type): Remove.
3846         (function::function(_Functor)): Adjust.
3847
3848 2017-01-05  Tim Shen  <timshen@google.com>
3849
3850         PR libstdc++/78996
3851         * include/std/variant (__gen_vtable_impl): rename __unused to
3852         __dimensions to avoid naming conflict.
3853
3854 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
3855
3856         PR libstdc++/78968
3857         * config.h.in: Regenerate.
3858         * configure: Likewise.
3859         * configure.ac: Check for __cxa_thread_atexit.
3860         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
3861         Don't define __cxa_thread_atexit if libc provides it.
3862
3863 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
3864
3865         Implement 2801, Default-constructibility of unique_ptr.
3866         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
3867         (unique_ptr::_DeleterConstraint): Likewise.
3868         (unique_ptr()): Constrain.
3869         (unique_ptr(pointer)): Likewise.
3870         (unique_ptr(nullptr_t)): Likewise.
3871         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
3872         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
3873         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
3874         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
3875         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
3876         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
3877         * testsuite/20_util/unique_ptr/cons/default.cc: New.
3878         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
3879
3880 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
3881             Jonathan Wakely  <jwakely@redhat.com>
3882
3883         PR libstdc++/64735
3884         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
3885         * config.h.in: Regenerate.
3886         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
3887         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
3888         exports for exception_ptr, nested_exception, and future conditional.
3889         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
3890         exports for exception_ptr, nested_exception, and future conditional.
3891         * configure: Regenerate.
3892         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
3893         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
3894         * libsupc++/eh_atomics.h: New file for internal use only.
3895         (__eh_atomic_inc, __eh_atomic_dec): New.
3896         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
3897         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
3898         (rethrow_exception): Use eh_atomics.h reference counting helpers.
3899         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
3900         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
3901         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
3902         * libsupc++/exception_ptr.h: Likewise.
3903         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
3904         * libsupc++/nested_exception.cc: Remove check for
3905         ATOMIC_INT_LOCK_FREE.
3906         * libsupc++/nested_exception.h: Likewise.
3907         * src/c++11/future.cc: Likewise.
3908         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
3909         * testsuite/18_support/nested_exception/*: Likewise.
3910         * testsuite/30_threads/async/*: Likewise.
3911         * testsuite/30_threads/future/*: Likewise.
3912         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
3913         * testsuite/30_threads/packaged_task/*: Likewise.
3914         * testsuite/30_threads/promise/*: Likewise.
3915         * testsuite/30_threads/shared_future/*: Likewise.
3916
3917 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
3918
3919         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
3920         defaults to https; adjust reference.
3921
3922 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
3923
3924         PR libstdc++/78956
3925         * include/std/thread (thread(const thread&&)): Add deleted
3926         constructor.
3927         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
3928
3929         * doc/xml/manual/spine.xml: Update copyright years.
3930         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
3931         * doc/xml/manual/test.xml: Likewise.
3932         * doc/html/*: Regenerate.
3933
3934 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
3935
3936         * doc/xml/faq.xml: Update address of C++ ABI link.
3937         * doc/xml/manual/abi.xml: Ditto.
3938
3939 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
3940
3941         Update copyright years.
3942 \f
3943 Copyright (C) 2017 Free Software Foundation, Inc.
3944
3945 Copying and distribution of this file, with or without modification,
3946 are permitted in any medium without royalty provided the copyright
3947 notice and this notice are preserved.