libstdc++-v3/ChangeLog

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