libstdc++-v3/ChangeLog

   1 2018-06-05  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * include/std/type_traits: Fix comment typos.
   4
   5         * testsuite/27_io/filesystem/operations/read_symlink.cc: XFAIL for
   6         mingw* targets.
   7         * testsuite/27_io/filesystem/operations/symlink_status.cc: Likewise.
   8         * testsuite/experimental/filesystem/operations/read_symlink.cc:
   9         Likewise.
  10
  11 2018-06-05  François Dumont  <fdumont@gcc.gnu.org>
  12
  13         * include/bits/stl_tempbuf.h
  14         (_Temporary_buffer(_FwdIte, _FwdIte)): Delete, replaced by...
  15         (_Temporary_buffer(_FwdIte, size_type)): ...this, new.
  16         * include/ext/memory (temporary_buffer<>(_FwdIte, _FwdIte)): Adapt.
  17         * include/bits/stl_algo.h (__stable_partition): Adapt.
  18         (__inplace_merge): Adapt.
  19         (__stable_sort): Adapt.
  20
  21 2018-06-04  Jonathan Wakely  <jwakely@redhat.com>
  22
  23         PR libstdc++/85930
  24         * include/bits/shared_ptr_base.h [!__cpp_rtti]: Include <typeinfo>
  25         unconditionally. Remove redundant declaration.
  26         [!__cpp_rtti] (_Sp_make_shared_tag::_S_ti): Fix location of
  27         alignment-specifier.
  28
  29         * include/bits/postypes.h (fpos): Define special members as defaulted.
  30
  31         PR libstdc++/85930
  32         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Align
  33         the static variable correctly.
  34
  35 2018-05-24  Jonathan Wakely  <jwakely@redhat.com>
  36
  37         PR libstdc++/78870 support std::filesystem on Windows
  38         * config.h.in: Regenerate.
  39         * configure: Regenerate.
  40         * configure.ac: Check for link, readlink and symlink.
  41         * include/bits/fs_path.h (path::operator/=(const path&)): Move
  42         definition out of class body.
  43         (path::is_absolute(), path::_M_append(path)): Likewise.
  44         (operator<<(basic_ostream, const path&)): Use std::quoted directly.
  45         (operator>>(basic_istream, path&)): Likewise.
  46         (u8path): Reorder definitions and fix Windows implementation.
  47         (path::is_absolute()): Define inline and fix for Windows.
  48         [!_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
  49         Define POSIX version inline.
  50         (path::_M_append(path)): Define inline.
  51         * include/experimental/bits/fs_path.h (path::is_absolute()): Move
  52         definition out of class body.
  53         (operator<<(basic_ostream, const path&)): Fix type of delimiter and
  54         escape characters.
  55         (operator>>(basic_istream, path&)): Likewise.
  56         (path::is_absolute()): Define inline and fix for Windows.
  57         * src/filesystem/dir-common.h (__gnu_posix): New namespace.
  58         (__gnu_posix::char_type, __gnu_posix::DIR, __gnu_posix::dirent)
  59         (__gnu_posix::opendir, __gnu_posix::readdir, __gnu_posix::closedir):
  60         Define as adaptors for Windows functions/types or as
  61         using-declarations for POSIX functions/types.
  62         (_Dir_base, get_file_type): Qualify names to use declarations from
  63         __gnu_posix namespace.
  64         (_Dir_base::is_dor_or_dotdot): New helper functions.
  65         * src/filesystem/dir.cc (_Dir, recursive_directory_iterator): Qualify
  66         names to use declarations from __gnu_posix namespace.
  67         * src/filesystem/ops-common.h (__gnu_posix): New nested namespace.
  68         (__gnu_posix::open, __gnu_posix::close, __gnu_posix::stat_type)
  69         (__gnu_posix::stat, __gnu_posix::lstat, __gnu_posix::mode_t)
  70         (__gnu_posix::chmod, __gnu_posix::mkdir, __gnu_posix::getcwd)
  71         (__gnu_posix::chdir, __gnu_posix::utimbuf, __gnu_posix::utime)
  72         (__gnu_posix::rename, __gnu_posix::truncate, __gnu_posix::char_type):
  73         Define as adaptors for Windows functions/types or as
  74         using-declarations for POSIX functions/types.
  75         (stat_type, do_copy_file): Qualify names to use declarations from
  76         __gnu_posix namespace.
  77         (do_space): Declare new function.
  78         (make_file_type): Only use S_ISLNK if defined.
  79         * src/filesystem/ops.cc (char_ptr, filesystem::canonical): Use
  80         path::value_type not char.
  81         (filesystem::copy, create_dir, filesystem::create_directory): Qualify
  82         names to use declarations from __gnu_posix namespace.
  83         (filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
  84         add implementation for Windows.
  85         (filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
  86         (filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
  87         [!_PC_PATH_MAX]: Don't use pathconf.
  88         [PATH_MAX]: Use if defined.
  89         (filesystem::current_path(const path&, error_code&))
  90         (filesystem::equivalent, do_stat, filesystem::hard_link_count)
  91         (filesystem::last_write_time, filesystem::permissions): Use names
  92         from __gnu_posix.
  93         (filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
  94         (filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
  95         implementation for Windows.
  96         (filesystem::rename, filesystem::resize_file): Use names from
  97         __gnu_posix.
  98         (filesystem::space): Use do_space.
  99         [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Get absolute path to directory.
 100         (filesystem::status, filesystem::symlink_status): Use names from
 101         __gnu_posix.
 102         (filesystem::temp_directory_path): Add implementation for Windows.
 103         * src/filesystem/path.cc (dot): Define constant.
 104         (path::replace_extension): Use dot.
 105         (path::_M_find_extension): Likewise. Use path::string_type not
 106         std::string.
 107         (path::_M_split_cmpts): Use dot.
 108         (filesystem_error::_M_get_what): Use u8string() not native().
 109         * src/filesystem/std-dir.cc (_Dir, recursive_directory_iterator):
 110         Qualify names to use declarations from __gnu_posix namespace.
 111         * src/filesystem/std-ops.cc (filesystem::absolute(const path&)): Use
 112         correct error_code.
 113         (filesystem::absolute(const path&, error_code&)): Add implementation
 114         for Windows.
 115         (char_ptr, filesystem::canonical): Use path::value_type not char.
 116         (do_copy_file): Use names from __gnu_posix.
 117         [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Do not use fchmod, fchmodat or
 118         sendfile.
 119         (filesystem::copy, create_dir, filesystem::create_directory): Qualify
 120         names to use declarations from __gnu_posix namespace.
 121         (filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
 122         add implementation for Windows.
 123         (filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
 124         (filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
 125         [!_PC_PATH_MAX]: Don't use pathconf.
 126         [PATH_MAX]: Use if defined.
 127         (filesystem::current_path(const path&, error_code&))
 128         (filesystem::equivalent, do_stat, filesystem::hard_link_count)
 129         (filesystem::last_write_time, filesystem::permissions): Use names
 130         from __gnu_posix.
 131         (filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
 132         (filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
 133         implementation for Windows.
 134         (filesystem::rename, filesystem::resize_file): Use names from
 135         __gnu_posix.
 136         (do_space): Define.
 137         (filesystem::space): Use do_space.
 138         (filesystem::status, filesystem::symlink_status): Use names from
 139         __gnu_posix.
 140         (filesystem::temp_directory_path): Add implementation for Windows.
 141         * src/filesystem/std-path.cc
 142         [_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
 143         Define for Windows.
 144         (dot): Define constant.
 145         (path::replace_extension, is_dot): Use dot.
 146         (path::lexically_normal): Check _M_type instead of calling
 147         non-existent function.
 148         (path::_M_find_extension): Use dot. Use path::string_type not
 149         std::string.
 150         (path::_M_split_cmpts): Use dot.
 151         (filesystem_error::_M_get_what): Use u8string() not native().
 152         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Do not
 153         use symlinks.
 154         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
 155         Likewise.
 156         * testsuite/27_io/filesystem/operations/absolute.cc: Use
 157         __gnu_test::root_path() instead of "/" and add Windows-specific tests.
 158         * testsuite/27_io/filesystem/operations/canonical.cc: Use
 159         path::string() to get narrow string, not path::native().
 160         * testsuite/27_io/filesystem/operations/copy.cc: Construct fstreams
 161         with std::filesystem::path not std::basic_string.
 162         * testsuite/27_io/filesystem/operations/copy_file.cc: Likewise.
 163         * testsuite/27_io/filesystem/operations/exists.cc: Use
 164         __gnu_test::root_path() instead of "/".
 165         * testsuite/27_io/filesystem/operations/is_empty.cc: Construct
 166         fstreams with std::filesystem::path not std::basic_string.
 167         * testsuite/27_io/filesystem/operations/last_write_time.cc: Use
 168         path::string() to get narrow string.
 169         * testsuite/27_io/filesystem/operations/space.cc: Check results for
 170         errors, expect sensible values otherwise.
 171         * testsuite/27_io/filesystem/operations/temp_directory_path.cc: Add
 172         helpers for adjusting the environment on Windows.
 173         * testsuite/27_io/filesystem/path/append/path.cc: Test
 174         Windows-specific behaviour.
 175         * testsuite/27_io/filesystem/path/construct/format.cc: Fix creation
 176         of path::string_type objects.
 177         * testsuite/27_io/filesystem/path/construct/locale.cc: Compare native
 178         string to wide string on Windows.
 179         * testsuite/27_io/filesystem/path/decompose/root_directory.cc: Allow
 180         for backslash as root-directory.
 181         * testsuite/27_io/filesystem/path/decompose/stem.cc: Use
 182         path::string() to get narrow string.
 183         * testsuite/27_io/filesystem/path/itr/traversal.cc: Test Windows-style
 184         paths.
 185         * testsuite/27_io/filesystem/path/native/string.cc: Use string_type
 186         not std::string.
 187         * testsuite/27_io/filesystem/path/query/is_absolute.cc: Adjust for
 188         different definintion of absolute paths on Windows.
 189         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
 190         Do not use symlinks.
 191         * testsuite/experimental/filesystem/operations/absolute.cc: Test
 192         Windows behaviour.
 193         * testsuite/experimental/filesystem/operations/copy.cc: Construct
 194         fstreams with NTCTS not std::basic_string.
 195         * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
 196         * testsuite/experimental/filesystem/operations/exists.cc: Use
 197         __gnu_test::root_path() instead of "/".
 198         * testsuite/experimental/filesystem/operations/is_empty.cc: Construct
 199         fstreams with NTCTS not std::basic_string.
 200         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 201         Use path::string() to get narrow string.
 202         * testsuite/experimental/filesystem/operations/space.cc: Use
 203         __gnu_test::root_path() instead of "/".
 204         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 205         Add helpers for adjusting the environment on Windows.
 206         * testsuite/experimental/filesystem/path/append/path.cc: Use
 207         path::string() to get narrow strings for comparisons.
 208         * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
 209         * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
 210         Likewise.
 211         * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
 212         * testsuite/experimental/filesystem/path/native/string.cc: Use
 213         string_type not std::string.
 214         * testsuite/experimental/filesystem/path/query/is_absolute.cc:
 215         Adjust for different definintion of absolute paths on Windows.
 216         * testsuite/util/testsuite_fs.h (__gnu_test::root_path()): New
 217         function.
 218         (__gnu_test::scoped_file): Construct fstreams with NTCTS not
 219         std::basic_string.
 220
 221 2018-05-31  Jonathan Wakely  <jwakely@redhat.com>
 222
 223         PR libstdc++/85951
 224         * include/std/type_traits [_GLIBCXX_USE_C99_STDINT_TR1]: Do not define
 225         uint_least16_t and uint_least32_t.
 226         (__make_unsigned<wchar_t>): Define unconditionally.
 227         (__make_unsigned_selector<_Tp, true, false>): Remove intermediate
 228         typedefs.
 229         (__make_unsigned_selector_base): New type to provide helper templates.
 230         (__make_unsigned_selector<_Tp, false, true>): Reimplement using
 231         __make_unsigned_selector_base helpers.
 232         (__make_unsigned<char16_t>, __make_unsigned<char32_t>): Define.
 233         (__make_signed_selector<_Tp, true, false>): Remove intermediate
 234         typedefs.
 235         (__make_signed<wchar_t>, __make_signed<char16_t>)
 236         (__make_signed<char32_t>)): Define unconditionally.
 237         * testsuite/20_util/make_signed/requirements/typedefs-3.cc: Check
 238         wchar_t, char16_t and char32_t are transformed correctly.
 239         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
 240         dg-error lineno.
 241         * testsuite/20_util/make_unsigned/requirements/typedefs-3.cc: Check
 242         wchar_t, char16_t and char32_t are transformed correctly.
 243         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc: Adjust
 244         dg-error lineno.
 245
 246 2018-05-29  Jonathan Wakely  <jwakely@redhat.com>
 247
 248         * include/std/variant (__erased_dtor): Qualify call to __get.
 249
 250 2018-05-27  François Dumont  <fdumont@gcc.gnu.org>
 251
 252         * include/bits/stl_tree.h (_Rb_tree_impl(_Node_allocator&&)): New.
 253         (_Rb_tree(const allocator_type&)): Use latter.
 254         * include/bits/stl_map.h (map(const allocator_type&)): Likewise.
 255         (map(initializer_list<value_type>, const allocator_type&)): Likewise.
 256         (map(_InputIterator, _InputIterator, const allocator_type&)): Likewise.
 257         * include/bits/stl_multimap.h
 258         (multimap(const allocator_type&)): Likewise.
 259         (multimap(initializer_list<value_type>, const allocator_type&)):
 260         Likewise.
 261         (multimap(_InputIterator, _InputIterator, const allocator_type&)):
 262         Likewise.
 263         * include/bits/stl_set.h (set(const allocator_type&)): Likewise.
 264         (set(initializer_list<value_type>, const allocator_type&)): Likewise.
 265         (set(_InputIterator, _InputIterator, const allocator_type&)): Likewise.
 266         * include/bits/stl_multiset.h
 267         (multiset(const allocator_type&)): Likewise.
 268         (multiset(initializer_list<value_type>, const allocator_type&)):
 269         Likewise.
 270         (multiset(_InputIterator, _InputIterator, const allocator_type&)):
 271         Likewise.
 272
 273 2018-05-25  François Dumont  <fdumont@gcc.gnu.org>
 274
 275         PR libstdc++/85768
 276         * src/c++11/debug.cc: Remove backtrace usage.
 277
 278 2018-05-24  Maya Rashish  <coypu@sdf.org>
 279
 280         PR target/85904
 281         * crossconfig.m4: Test for aligned_alloc on netbsd.
 282         * configure: Regenerate.
 283
 284 2018-05-24  Jonathan Wakely  <jwakely@redhat.com>
 285
 286         PR libstdc++/69769
 287         PR libstdc++/85886
 288         * include/bits/atomic_base.h (__atomic_base::value_type)
 289         (__atomic_base::difference_type): Add new typedefs.
 290         * include/std/atomic (atomic<bool>::value_type, atomic<T>::value_type)
 291         (atomic<T*>::value_type, atomic<T*>::difference_type): Likewise.
 292         (atomic<T*>::operator++, atomic<T*>::operator--)
 293         (atomic<T*>::operator+=, atomic<T*>::operator-=)
 294         (atomic<T*>::fetch_add, atomic<T*>::fetch_sub): Add static assertion
 295         to enforce C++17 requirement on pointer arithmetic.
 296         (__atomic_val_t, __atomic_diff_t): New alias templates.
 297         (atomic_init, atomic_store_explicit, atomic_exchange_explicit)
 298         (atomic_compare_exchange_weak_explicit)
 299         (atomic_compare_exchange_strong_explicit, atomic_store)
 300         (atomic_exchange, atomic_compare_exchange_weak)
 301         (atomic_compare_exchange_strong): Use __atomic_val_t to make
 302         scalar parameters be non-deduced contexts.
 303         (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
 304         (atomic_fetch_add, atomic_fetch_sub): Change first parameter to be
 305         atomic instead of __atomic_base, and use __atomic_diff_t for scalar
 306         parameters.
 307         (atomic_fetch_and_explicit, atomic_fetch_or_explicit)
 308         (atomic_fetch_xor_explicit, atomic_fetch_and, atomic_fetch_or)
 309         (atomic_fetch_xor): Use __atomic_val_t for scalar parameters.
 310         (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
 311         (atomic_fetch_add, atomic_fetch_sub): Remove overloads for atomic
 312         address types.
 313         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
 314         * testsuite/29_atomics/atomic/69769.cc: New test.
 315         * testsuite/29_atomics/atomic/nonmembers.cc: New test.
 316         * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
 317         Disable test for C++17 and later.
 318         * testsuite/29_atomics/atomic/requirements/typedefs.cc: New test.
 319         * testsuite/29_atomics/atomic_integral/nonmembers.cc: New test.
 320         * testsuite/29_atomics/atomic_integral/requirements/typedefs.cc: New
 321         test.
 322
 323 2018-05-23  Jonathan Wakely  <jwakely@redhat.com>
 324
 325         * include/bits/fs_path.h (path::__is_encoded_char): Change from class
 326         template to alias template.
 327         (path::__value_type_is_char): Use remove_const_t.
 328         (path:_S_string_from_iter): New helper function.
 329         (path::_S_convert(InputIter, __null_terminated))
 330         (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
 331         Use _S_string_from_iter.
 332         (path::string<_CharT, _Allocator>(const _Allocator&)): Allow sharing
 333         rep for COW strings.
 334         * include/experimental/bits/fs_path.h (path::__is_encoded_char):
 335         Change from class template to alias template.
 336         (path::__value_type_is_char): Use remove_const.
 337         (path:_S_string_from_iter): New helper function.
 338         (path::_S_convert(InputIter, __null_terminated))
 339         (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
 340         Use _S_string_from_iter.
 341         * testsuite/27_io/filesystem/path/append/source.cc: Test appending
 342         wide strings.
 343         * testsuite/27_io/filesystem/path/concat/strings.cc: Check for exact
 344         string equality, not path equivalence.
 345         * testsuite/27_io/filesystem/path/construct/format.cc: Check
 346         construction from std::string and std::wstring and input iterators.
 347         * testsuite/27_io/filesystem/path/construct/locale.cc: Check
 348         construction from iterators.
 349         * testsuite/experimental/filesystem/path/concat/strings.cc: Check for
 350         exact string equality, not path equivalence.
 351         * testsuite/experimental/filesystem/path/construct/locale.cc: Check
 352         construction from iterators.
 353
 354         * include/bits/fs_path.h (path::_M_type): Change default member
 355         initializer to _Filename.
 356         (path::begin): Create past-the-end iterator for empty path.
 357         * src/filesystem/std-path.cc (path::remove_filename()): Remove
 358         debugging check.
 359         (path::has_relative_path()): Return false for empty filenames.
 360         (path::_M_split_cmpts): Set _M_type to _Filename for empty paths.
 361         Fix offset of empty final component.
 362         * testsuite/27_io/filesystem/path/itr/components.cc: New.
 363         * testsuite/27_io/filesystem/path/itr/traversal.cc: Add new inputs.
 364
 365 2018-05-21  Jonathan Wakely  <jwakely@redhat.com>
 366
 367         Add support for opening file streams from wide character strings.
 368         * config/io/basic_file_stdio.cc [_GLIBCXX_HAVE__WFOPEN]
 369         (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
 370         Define new overload.
 371         * config/io/basic_file_stdio.h [_GLIBCXX_HAVE__WFOPEN]
 372         (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
 373         Declare new overload.
 374         * configure.ac: Check for _wfopen.
 375         * crossconfig.m4: Likewise.
 376         * configure: Regenerate.
 377         * config.h.in: Regenerate.
 378         * include/bits/fstream.tcc [_GLIBCXX_HAVE__WFOPEN]
 379         (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
 380         Define new overload.
 381         * include/std/fstream [_GLIBCXX_HAVE__WFOPEN]
 382         (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
 383         Declare new overload.
 384         [_GLIBCXX_HAVE__WFOPEN]
 385         (basic_ifstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 386         (basic_ifstream<C,T>::basic_open(const wchar_t*, openmode))
 387         (basic_ofstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 388         (basic_ofstream<C,T>::basic_open(const wchar_t*, openmode))
 389         (basic_fstream<C,T>::basic_ifstream(const wchar_t*, openmode))
 390         (basic_fstream<C,T>::basic_open(const wchar_t*, openmode)): Define
 391         new overloads.
 392         * testsuite/27_io/basic_filebuf/open/wchar_t/1.cc: New.
 393         * testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc: New.
 394         * testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: New.
 395         * testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc: New.
 396         * testsuite/27_io/basic_ofstream/open/wchar_t/1.cc: New.
 397         * testsuite/27_io/basic_fstream/cons/wchar_t/1.cc: New.
 398         * testsuite/27_io/basic_fstream/open/wchar_t/1.cc: New.
 399
 400 2018-05-21  François Dumont  <fdumont@gcc.gnu.org>
 401
 402         PR libstdc++/85845
 403         * include/bits/stl_tree.h
 404         (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): Fix noexcept
 405         qualification.
 406
 407 2018-05-21  Jonathan Wakely  <jwakely@redhat.com>
 408
 409         * src/filesystem/std-ops.cc (absolute): Report an error for empty
 410         paths.
 411         (weakly_canonical(const path&)): Do not call canonical on empty path.
 412         (weakly_canonical(const path&, error_code&)): Likewise.
 413         * testsuite/27_io/filesystem/operations/absolute.cc: Check for errors.
 414
 415         PR libstdc++/85818
 416         * testsuite/experimental/filesystem/path/preferred_separator.cc: Add
 417         dg-require-filesystem-ts.
 418
 419         PR libstdc++/85843
 420         * src/c++11/cow-stdexcept.cc (logic_error, runtime_error): Explicitly
 421         initialize base class to avoid warnings.
 422
 423 2018-05-19  Jonathan Wakely  <jwakely@redhat.com>
 424
 425         * src/c++11/codecvt.cc (__codecvt_utf8_base<wchar_t>::do_in)
 426         [__SIZEOF_WCHAR_T__==2 && __BYTE_ORDER__!=__ORDER_BIG_ENDIAN__]: Set
 427         little_endian element in bitmask.
 428         * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: Run all tests.
 429         * testsuite/22_locale/codecvt/codecvt_utf8/wchar_t/1.cc: New.
 430
 431 2018-05-18  François Dumont  <fdumont@gcc.gnu.org>
 432
 433         * include/bits/stl_tree.h
 434         (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): New.
 435         (_Rb_tree(_Rb_tree&&, _Node_allocator&&, true_type)): New, use latter.
 436         (_Rb_tree(_Rb_tree&&, _Node_allocator&&, false_type)): New.
 437         (_Rb_tree(_Rb_tree&&, _Node_allocator&&)): Adapt, use latters.
 438         * include/debug/map.h
 439         (map(map&&, const_allocator_type&)): Add noexcept qualitication.
 440         * include/debug/multimap.h
 441         (multimap(multimap&&, const_allocator_type&)): Likewise.
 442         * include/debug/set.h
 443         (set(set&&, const_allocator_type&)): Likewise.
 444         * include/debug/multiset.h
 445         (multiset(multiset&&, const_allocator_type&)): Likewise.
 446         * testsuite/23_containers/map/cons/noexcept_default_construct.cc:
 447         Add checks.
 448         * testsuite/23_containers/map/cons/noexcept_move_construct.cc:
 449         Add checks.
 450         * testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
 451         Add checks.
 452         * testsuite/23_containers/multimap/cons/noexcept_move_construct.cc:
 453         Add checks.
 454         * testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
 455         Add checks.
 456         * testsuite/23_containers/multiset/cons/noexcept_move_construct.cc:
 457         Add checks.
 458         * testsuite/23_containers/set/cons/noexcept_default_construct.cc:
 459         Add checks.
 460         * testsuite/23_containers/set/cons/noexcept_move_construct.cc:
 461         Add checks.
 462
 463 2018-05-18  Jason Merrill  <jason@redhat.com>
 464
 465         * include/bits/stl_deque.h (_Deque_iterator): Constrain constructor
 466         for conversion to const_iterator.  Add defaulted copy ops.
 467         * libsupc++/new (bad_alloc): Add defaulted copy ops.
 468         * libsupc++/exception.h (exception): Add defaulted copy ops.
 469         * include/std/system_error (system_error): Add defaulted copy ops.
 470         * include/std/stdexcept (domain_error, invalid_argument)
 471         (length_error, out_of_range, range_error, overflow_error)
 472         (underflow_error): Add defaulted copy ops.
 473         * include/bits/stl_iterator.h (reverse_iterator): Add defaulted
 474         copy assignment.
 475         * include/bits/allocator.h (allocator): Add defaulted copy assignment.
 476         * include/ext/throw_allocator.h (condition_base): Add defaulted
 477         default and copy ctor and copy assignment.
 478
 479 2018-05-18  Jonathan Wakely  <jwakely@redhat.com>
 480
 481         PR libstdc++/85098
 482         * include/bits/regex.h [__cplusplus < 201703L] (basic_regex::icase)
 483         (basic_regex::nosubs, basic_regex::optimize, basic_regex::collate)
 484         (basic_regex::ECMAScript, basic_regex::basic, basic_regex::extended)
 485         (basic_regex::awk, basic_regex::grep, basic_regex::egrep): Add
 486         definitions.
 487         * include/bits/regex_automaton.h (_NFA::_M_insert_state): Adjust
 488         whitespace.
 489         * include/bits/regex_compiler.tcc (__INSERT_REGEX_MATCHER): Add
 490         braces around body of do-while.
 491         * testsuite/28_regex/basic_regex/85098.cc: New
 492
 493 2018-05-17  Jonathan Wakely  <jwakely@redhat.com>
 494
 495         PR libstdc++/85818
 496         * src/filesystem/path.cc (path::preferred_separator): Add used
 497         attribute.
 498         * testsuite/experimental/filesystem/path/preferred_separator.cc: New.
 499
 500         PR libstdc++/85812
 501         * libsupc++/cxxabi_init_exception.h (__cxa_free_exception): Declare.
 502         * libsupc++/exception_ptr.h (make_exception_ptr) [__cpp_exceptions]:
 503         Refactor to separate non-throwing and throwing implementations.
 504         [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]: Deallocate the memory
 505         if constructing the object throws.
 506
 507 2018-05-15  Jonathan Wakely  <jwakely@redhat.com>
 508
 509         PR libstdc++/85749
 510         * include/bits/random.h (__detail::__is_seed_seq): New SFINAE helper.
 511         (linear_congruential_engine, mersenne_twister_engine)
 512         (subtract_with_carry_engine, discard_block_engine)
 513         (independent_bits_engine, shuffle_order_engine): Use __is_seed_seq to
 514         constrain function templates taking seed sequences.
 515         * include/bits/random.tcc (linear_congruential_engine::seed(_Sseq&))
 516         (mersenne_twister_engine::seed(_Sseq&))
 517         (subtract_with_carry_engine::seed(_Sseq&)): Change return types to
 518         match declarations.
 519         * include/ext/random (simd_fast_mersenne_twister_engine): Use
 520         __is_seed_seq to constrain function templates taking seed sequences.
 521         * include/ext/random.tcc (simd_fast_mersenne_twister_engine::seed):
 522         Change return type to match declaration.
 523         * testsuite/26_numerics/random/discard_block_engine/cons/seed_seq2.cc:
 524         New.
 525         * testsuite/26_numerics/random/independent_bits_engine/cons/
 526         seed_seq2.cc: New.
 527         * testsuite/26_numerics/random/linear_congruential_engine/cons/
 528         seed_seq2.cc: New.
 529         * testsuite/26_numerics/random/mersenne_twister_engine/cons/
 530         seed_seq2.cc: New.
 531         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lineno.
 532         * testsuite/26_numerics/random/shuffle_order_engine/cons/seed_seq2.cc:
 533         New.
 534         * testsuite/26_numerics/random/subtract_with_carry_engine/cons/
 535         seed_seq2.cc: New.
 536         * testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/
 537         seed_seq2.cc: New.
 538
 539         PR libstdc++/83891
 540         * include/bits/fs_path.h (path::is_absolute()): Use same definition
 541         for all operating systems.
 542         * include/experimental/bits/fs_path.h (path::is_absolute()): Likewise.
 543         * testsuite/27_io/filesystem/path/query/is_absolute.cc: New.
 544         * testsuite/27_io/filesystem/path/query/is_relative.cc: Fix comment.
 545         * testsuite/experimental/filesystem/path/query/is_absolute.cc: New.
 546
 547         * testsuite/27_io/filesystem/path/decompose/extension.cc: Remove
 548         unused <vector> header.
 549         * testsuite/27_io/filesystem/path/query/empty.cc: Likewise.
 550         * testsuite/27_io/filesystem/path/query/has_extension.cc: Likewise.
 551         * testsuite/27_io/filesystem/path/query/has_filename.cc: Likewise.
 552         * testsuite/27_io/filesystem/path/query/has_parent_path.cc: Likewise.
 553         * testsuite/27_io/filesystem/path/query/has_relative_path.cc:
 554         Likewise.
 555         * testsuite/27_io/filesystem/path/query/has_root_directory.cc:
 556         Likewise.
 557         * testsuite/27_io/filesystem/path/query/has_root_name.cc: Likewise.
 558         * testsuite/27_io/filesystem/path/query/has_root_path.cc: Likewise.
 559         * testsuite/27_io/filesystem/path/query/has_stem.cc: Likewise.
 560         * testsuite/27_io/filesystem/path/query/is_relative.cc: Likewise.
 561         * testsuite/experimental/filesystem/path/decompose/extension.cc:
 562         Likewise.
 563         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
 564         * testsuite/experimental/filesystem/path/query/has_extension.cc:
 565         Likewise.
 566         * testsuite/experimental/filesystem/path/query/has_filename.cc:
 567         Likewise.
 568         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
 569         Likewise.
 570         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
 571         Likewise.
 572         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
 573         Likewise.
 574         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
 575         Likewise.
 576         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
 577         Likewise.
 578         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
 579         * testsuite/experimental/filesystem/path/query/is_relative.cc:
 580         Likewise.
 581
 582         PR libstdc++/84159
 583         * include/bits/fs_path.h (path::operator/=, path::append): Construct
 584         temporary path before calling _M_append.
 585         (path::_M_append): Change parameter to path and implement C++17
 586         semantics.
 587         * testsuite/27_io/filesystem/path/append/path.cc: Add helper function
 588         and more examples from the standard.
 589         * testsuite/27_io/filesystem/path/append/source.cc: New.
 590         * testsuite/27_io/filesystem/path/decompose/filename.cc: Add comment.
 591         * testsuite/27_io/filesystem/path/nonmember/append.cc: New.
 592
 593         * include/std/variant (__gen_vtable_impl::__visit_invoke): Qualify
 594         __invoke to prevent ADL.
 595
 596 2018-05-14  Jonathan Wakely  <jwakely@redhat.com>
 597
 598         PR libstdc++/81256
 599         * include/bits/fstream.tcc (basic_filebuf::close): Do not swallow
 600         exceptions from _M_terminate_output().
 601         * include/std/fstream (basic_filebuf::~basic_filebuf): Swallow any
 602         exceptions from close().
 603         * testsuite/27_io/basic_filebuf/close/81256.cc: New.
 604
 605         * include/bits/valarray_array.h (__valarray_get_memory): Remove.
 606         (__valarray_get_storage): Call operator new directly. Remove ignored
 607         top-level restrict qualifier and add malloc attribute instead.
 608         (_Array<_Tp>::_Array(size_t)): Remove unused constructor.
 609
 610         PR libstdc++/67554
 611         * include/bits/valarray_array.h (_Array_copy_ctor<_Tp, true>)
 612         (_Array_copier<_Tp, true>): Do not pass null pointers to memcpy.
 613
 614         PR libstdc++/82966
 615         * include/bits/node_handle.h (_Node_handle_common::_M_swap): Use value
 616         instead of type.
 617         * testsuite/23_containers/set/modifiers/node_swap.cc: New.
 618
 619 2018-05-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 620
 621         PR libstdc++/80165
 622         * testsuite/20_util/variant/80165.cc: New.
 623
 624 2018-05-10  Jonathan Wakely  <jwakely@redhat.com>
 625
 626         * doc/xml/faq.xml: Link to C++17 status. Add note to outdated answer.
 627         * doc/xml/manual/debug_mode.xml: Add array and forward_list to list
 628         of C++11 containers with Debug Mode support.
 629         * doc/xml/manual/using.xml: Document Dual ABI for ios_base::failure.
 630         * doc/html/*: Regenerate.
 631
 632 2018-05-10  Jason Merrill  <jason@redhat.com>
 633
 634         * include/bits/regex_compiler.h (_S_cache_size): Change from
 635         function to variable.
 636
 637 2018-05-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
 638
 639         PR libstdc++/83140 - assoc_legendre returns negated value when m is odd
 640         * include/tr1/legendre_function.tcc (__assoc_legendre_p): Add __phase
 641         argument defaulted to +1.  Doxy comments on same.
 642         * testsuite/special_functions/02_assoc_legendre/
 643         check_value.cc: Regen.
 644         * testsuite/tr1/5_numerical_facilities/special_functions/
 645         02_assoc_legendre/check_value.cc: Regen.
 646
 647 2018-05-10  Jonathan Wakely  <jwakely@redhat.com>
 648
 649         PR libstdc++/85729
 650         * include/bits/c++config.h (__replacement_assert): Add linkage
 651         specification.
 652         * include/bits/std_abs.h: Add comment to closing brace of block.
 653         * include/c_global/cstddef: Add linkage specification.
 654         * include/c_global/cstring: Likewise.
 655         * include/c_global/cwchar: Likewise.
 656
 657 2018-05-09  François Dumont  <fdumont@gcc.gnu.org>
 658
 659         * include/debug/safe_iterator.h (_Safe_iterator<>::_M_constant()):
 660         Rename in...
 661         (_Safe_iterator<>::_S_constant()): ...that.
 662         * include/debug/safe_local_iterator.h
 663         (_Safe_local_iterator<>::_M_constant()): Rename in...
 664         (_Safe_local_iterator<>::_S_constant()): ...that.
 665         * include/debug/formatter.h: Remove bits/cpp_type_traits.h include.
 666         (_Iterator_state::__rbegin): New.
 667         (_Iterator_state::__rmiddle): New.
 668         (_Iterator_state::__rend): New.
 669         (_Parameter::_Parameter(const _Safe_iterator<>&, const char*,
 670         _Is_iterator)): Use _Safe_iterator<>::_S_constant. Grab normal underlying
 671         iterator type.
 672         (_Parameter::_Parameter(const _Safe_local_iterator<>&, const char*,
 673         _Is_iterator)): Likewise.
 674         (_Parameter::_S_reverse_state(_Iterator_state)): New.
 675         (_Parameter(__gnu_cxx::__normal_iterator<> const&, const char*,
 676         _Is_iterator)): New.
 677         (_Parameter(std::reverse_iterator<> const&, const char*,
 678         _Is_iterator)): New.
 679         (_Parameter(std::reverse_iterator<_Safe_iterator<>> const&,
 680         const char*, _Is_iterator)): New.
 681         (_Parameter(std::move_iterator<> const&, const char*, _Is_iterator):
 682         New.
 683         (_Parameter(std::move_iterator<_Safe_iterator<>> const&, const char*,
 684         _Is_iterator)): New.
 685         * testsuite/24_iterators/move_iterator/debug_neg.cc: New.
 686         * testsuite/24_iterators/normal_iterator/debug_neg.cc: New.
 687         * testsuite/24_iterators/reverse_iterator/debug_neg.cc: New.
 688
 689 2018-05-09  Jonathan Wakely  <jwakely@redhat.com>
 690
 691         * include/bits/std_function.h (_Base_manager::_M_get_pointer):
 692         Use constexpr if in C++17 mode.
 693         (_Base_manager::_M_clone(_Any_data&, const _Any_data&, true_type)):
 694         Copy from const object.
 695         * testsuite/20_util/function/cons/non_copyconstructible.cc: New.
 696
 697 2018-05-08  François Dumont  <fdumont@gcc.gnu.org>
 698
 699         * src/c++11/debug.cc [_GLIBCXX_HAVE_EXECINFO_H]: Include execinfo.h.
 700         [_GLIBCXX_HAVE_EXECINFO_H](_Error_formatter::_M_error): Render
 701         backtrace.
 702
 703         * include/debug/macros.h (__glibcxx_check_valid_range_at): New.
 704         * include/debug/functions.h (__check_valid_range): Use latter.
 705         * include/debug/macros.h (__glibcxx_check_valid_constructor_range): New,
 706         use latter.
 707         * include/debug/deque
 708         (deque::deque<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
 709         * include/debug/forward_list
 710         (forward_list::forward_list<_Iter>(_Iter, _Iter, const _Alloc&)):
 711         Likewise.
 712         * include/debug/list
 713         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 714         * include/debug/list
 715         (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 716         * include/debug/map.h
 717         (map::map<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 718         (map::map<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
 719         Likewise.
 720         * include/debug/multimap.h
 721         (multimap::multimap<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 722         (multimap::multimap<_Iter>(_Iter, _Iter, const _Compare&,
 723         const _Alloc&)): Likewise.
 724         * include/debug/set.h
 725         (set::set<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 726         (set::set<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
 727         Likewise.
 728         * include/debug/multiset.h
 729         (multiset::multiset<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
 730         (multiset::multiset<_Iter>(_Iter, _Iter, const _Compare&,
 731         const _Alloc&)): Likewise.
 732         * include/debug/string
 733         (basic_string::basic_string<_Iter>(_Iter, _Iter, const _Alloc&)):
 734         Likewise.
 735         * include/debug/unordered_map
 736         (unordered_map::unordered_map<_Iter>(_Iter, _Iter, const _Alloc&)):
 737         Likewise.
 738         (unordered_multimap::unordered_multimap<_Iter>(_Iter, _Iter,
 739         const _Alloc&)): Likewise.
 740         * include/debug/unordered_set
 741         (unordered_set::unordered_set<_Iter>(_Iter, _Iter, const _Alloc&)):
 742         Likewise.
 743         (unordered_multiset::unordered_multiset<_Iter>(_Iter, _Iter,
 744         const _Alloc&)): Likewise.
 745         * include/debug/vector
 746         (vector::vector<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
 747
 748         * include/debug/formatter.h (_Error_formatter::_M_function): New.
 749         (_Error_formatter(const char*, unsigned int)): Adapt.
 750         (_Error_formatter::_M_at): Rename in...
 751         (_Error_formatter::_S_at): ...that and adapt.
 752         * include/debug/macros.h (_GLIBCXX_DEBUG_VERIFY_AT_F): New.
 753         (_GLIBCXX_DEBUG_VERIFY_AT, _GLIBCXX_DEBUG_VERIFY): Adapt.
 754         * src/c++11/debug.cc (_Error_formatter::_M_error): Render _M_function
 755         when available.
 756
 757 2018-05-08  Jonathan Wakely  <jwakely@redhat.com>
 758
 759         * include/bits/regex_automaton.h (_NFA_base::_M_paren_stack, _NFA):
 760         Use normal std::vector even in Debug Mode.
 761
 762         PR libstdc++/85672
 763         * include/Makefile.am [!ENABLE_FLOAT128]: Change c++config.h entry
 764         to #undef _GLIBCXX_USE_FLOAT128 instead of defining it to zero.
 765         * include/Makefile.in: Regenerate.
 766         * include/bits/c++config (_GLIBCXX_USE_FLOAT128): Move definition
 767         within conditional block.
 768
 769 2018-05-07  Jonathan Wakely  <jwakely@redhat.com>
 770
 771         * doc/xml/manual/using.xml (table.cmd_options): Document that the
 772         C++17 Filesystem implementation also needs -lstdc++fs.
 773
 774         PR libstdc++/85671
 775         * include/bits/fs_path.h (operator/): Permit copy elision.
 776         * include/experimental/bits/fs_path.h (operator/): Likewise.
 777
 778 2018-05-07  Edward Smith-Rowland  <3dw4rd@verizon.net>
 779
 780         Moar PR libstdc++/80506
 781         * include/bits/random.tcc (gamma_distribution::__generate_impl()):
 782         Fix magic number used in loop condition.
 783
 784 2018-05-04  Jonathan Wakely  <jwakely@redhat.com>
 785
 786         PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
 787         * include/std/optional (_Optional_payload): Add noexcept to default
 788         constructor. Re-indent.
 789         (_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
 790         constructor for copying disengaged payloads.
 791         (_Optional_payload<_Tp, true, false, true>): Likewise.
 792         (_Optional_payload<_Tp, true, true, false>): Likewise.
 793         (_Optional_payload<_Tp, true, false, false>): Likewise.
 794         * testsuite/20_util/optional/cons/85642.cc: New.
 795         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.
 796
 797 2018-05-03  Jonathan Wakely  <jwakely@redhat.com>
 798
 799         PR libstdc++/82644
 800         * include/tr1/cmath [__STRICT_ANSI__] (hypergf, hypergl, hyperg): Use
 801         inline definitions instead of using-declarations.
 802         [__STRICT_ANSI__] (conf_hypergf, conf_hypergl, conf_hyperg): Likewise.
 803         * testsuite/tr1/5_numerical_facilities/special_functions/
 804         07_conf_hyperg/compile_cxx17.cc: New.
 805         * testsuite/tr1/5_numerical_facilities/special_functions/
 806         17_hyperg/compile_cxx17.cc: New.
 807
 808         PR libstdc++/84769
 809         * include/std/variant (visit): Qualify std::get call.
 810
 811         PR libstdc++/85632 use uintmax_t for arithmetic
 812         * src/filesystem/ops.cc (experimental::filesystem::space): Perform
 813         arithmetic in result type.
 814         * src/filesystem/std-ops.cc (filesystem::space): Likewise.
 815         * testsuite/27_io/filesystem/operations/space.cc: Check total capacity
 816         is greater than free space.
 817         * testsuite/experimental/filesystem/operations/space.cc: New.
 818
 819         * testsuite/20_util/remove_cvref/requirements/alias_decl.cc: New.
 820         * testsuite/20_util/remove_cvref/requirements/explicit_instantiation.cc:
 821         New.
 822         * testsuite/20_util/remove_cvref/value.cc: New.
 823         * testsuite/20_util/remove_cvref/value_ext.cc: New.
 824
 825         PR libstdc++/84087 LWG DR 2268 basic_string default arguments
 826         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI=1]
 827         (append(const basic_string&, size_type, size_type)
 828         (assign(const basic_string&, size_type, size_type)
 829         (insert(size_type, const basic_string&, size_type, size_type)
 830         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 831         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 832         Add default arguments (LWG 2268).
 833         [_GLIBCXX_USE_CXX11_ABI=0]
 834         (append(const basic_string&, size_type, size_type)
 835         (assign(const basic_string&, size_type, size_type)
 836         (insert(size_type, const basic_string&, size_type, size_type)
 837         (replace(size_type,size_type,const basic_string&,size_type,size_type)
 838         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
 839         Likewise.
 840         * testsuite/21_strings/basic_string/dr2268.cc: New test.
 841
 842         PR libstdc++/84535
 843         * include/std/thread (thread::__not_same): New SFINAE helper.
 844         (thread::thread(_Callable&&, _Args&&...)): Add SFINAE constraint that
 845         first argument is not a std::thread. Add static assertion to check
 846         INVOKE expression is valid.
 847         (thread::thread(thread&), thread::thread(const thread&&)): Remove.
 848         (thread::_Invoke::_M_invoke, thread::_Invoke::operator()): Use
 849         __invoke_result for return types and remove exception specifications.
 850         * testsuite/30_threads/thread/cons/84535.cc: New.
 851
 852         * include/std/future (__async_result_of): Use __invoke_result instead
 853         of result_of.
 854
 855         * include/std/any (any_cast): Use __remove_cvref_t.
 856         * include/std/tuple (__make_tuple): Likewise.
 857         * include/std/type_traits (__remove_cvref_t): Define.
 858         (__result_of_memobj, __result_of_memfun): Use __remove_cvref_t.
 859         [__cplusplus > 201703L] (remove_cvref, remove_cvref_t): Define.
 860         * include/std/variant (__erased_hash): Use __remove_cvref_t.
 861
 862 2018-05-02  François Dumont  <fdumont@gcc.gnu.org>
 863
 864         * include/bits/deque.tcc (deque<>::_M_assign_aux): Cast to void to
 865         ensure overloaded comma not used.
 866         * include/bits/list.tcc (list<>::_M_assign_dispatch): Likewise.
 867         * include/bits/vector.tcc (vector<>::_M_assign_aux): Likewise.
 868         * include/bits/stl_bvector.h (vector<bool>::_M_assign_aux): Likewise.
 869         * testsuite/23_containers/deque/modifiers/assign/1.cc: New.
 870         * testsuite/23_containers/list/modifiers/assign/1.cc: New.
 871         * testsuite/23_containers/vector/bool/modifiers/assign/1.cc: New.
 872         * testsuite/23_containers/vector/modifiers/assign/1.cc: New.
 873
 874 2018-05-02  Jonathan Wakely  <jwakely@redhat.com>
 875
 876         PR libstdc++/68197
 877         * include/bits/ios_base.h (ios_base::iword, ios_base::pword): Cast
 878         indices to unsigned.
 879         * src/c++11/ios.cc (ios_base::_M_grow_words): Treat negative indices
 880         as failure. Refactor error handling.
 881         * testsuite/27_io/ios_base/storage/68197.cc: New.
 882
 883         PR libstdc++/57997
 884         PR libstdc++/83860
 885         * include/bits/gslice_array.h (gslice_array): Define default
 886         constructor as deleted, as per C++11 standard.
 887         * include/bits/mask_array.h (mask_array): Likewise.
 888         * include/bits/slice_array.h (slice_array): Likewise.
 889         * include/bits/valarray_after.h (_GBase, _GClos, _IBase, _IClos): Move
 890         to namespace __detail.
 891         (_GBase::_M_expr, _IBase::_M_expr): Use _ValArrayRef for type of data
 892         members.
 893         * include/bits/valarray_before.h (_ValArrayRef): New helper for type
 894         of data members in closure objects.
 895         (_FunBase, _ValFunClos, _RefFunClos, _UnBase, _UnClos, _BinBase)
 896         (_BinBase2, _BinBase1, _BinClos, _SBase, _SClos): Move to namespace
 897         __detail.
 898         (_FunBase::_M_expr, _UnBase::_M_expr, _BinBase::_M_expr1)
 899         (_BinBase::_M_expr2, _BinBase2::_M_expr1, _BinBase1::_M_expr2)
 900         (_SBase::_M_expr): Use _ValArrayRef for type of data members.
 901         * include/std/valarray (_UnClos, _BinClos, _SClos, _GClos, _IClos)
 902         (_ValFunClos, _RefFunClos): Move to namespace __detail and add
 903         using-declarations to namespace std.
 904         * testsuite/26_numerics/valarray/83860.cc: New.
 905
 906         * testsuite/backward/strstream_move.cc: Remove duplicate function
 907         call.
 908
 909         PR libstdc++/69608
 910         * include/backward/strstream (strstreambuf): Define move constructor
 911         and move assignment operator.
 912         (istrstream, ostrstream, strstream): Likewise.
 913         * testsuite/backward/strstream_move.cc: New.
 914
 915 2018-05-01  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
 916
 917         PR libstdc++/84654
 918         * acinclude.m4: Set ENABLE_FLOAT128 instead of _GLIBCXX_USE_FLOAT128.
 919         * config.h.in: Remove references to _GLIBCXX_USE_FLOAT128.
 920         * configure: Regenerate.
 921         * include/Makefile.am: Replace the value of _GLIBCXX_USE_FLOAT128
 922         based on ENABLE_FLOAT128.
 923         * include/Makefile.in: Regenerate.
 924         * include/bits/c++config: Define _GLIBCXX_USE_FLOAT128.
 925         [!defined(__FLOAT128__) && !defined(__SIZEOF_FLOAT128__)]: Undefine
 926         _GLIBCXX_USE_FLOAT128.
 927
 928 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 929
 930         * configure: Regenerated.
 931
 932 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 933
 934         * configure: Regenerated.
 935
 936 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 937             Jakub Jelinek  <jakub@redhat.com>
 938
 939         PR libstdc++/85442
 940         * src/c++11/Makefile.am: Don't generate debuginfo again for
 941         cxx11-ios_failure-lt.s and cxx11-ios_failure.s files.
 942         * src/c++11/Makefile.in: Regenerate.
 943
 944 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 945
 946         PR libstdc++/84442
 947         * testsuite/30_threads/thread/cons/terminate.cc
 948         [!_GLIBCXX_USE_C99_STDLIB] : Use _exit or std::exit instead of _Exit.
 949
 950 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 951
 952         PR jit/85384
 953         * configure: Regenerate.
 954
 955 2018-04-16  Jonathan Wakely  <jwakely@redhat.com>
 956
 957         * testsuite/experimental/filesystem/file_status/1.cc: Add
 958         -DUSE_FILESYSTEM_TS to dg-options.
 959         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
 960         Likewise.
 961         * testsuite/experimental/filesystem/iterators/pop.cc: Likewise.
 962         * testsuite/experimental/filesystem/iterators/
 963         recursive_directory_iterator.cc: Likewise.
 964         * testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
 965         * testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
 966         * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
 967         * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
 968         * testsuite/experimental/filesystem/operations/create_directories.cc:
 969         Likewise.
 970         * testsuite/experimental/filesystem/operations/create_directory.cc:
 971         Likewise.
 972         * testsuite/experimental/filesystem/operations/create_symlink.cc:
 973         Likewise.
 974         * testsuite/experimental/filesystem/operations/current_path.cc:
 975         Likewise.
 976         * testsuite/experimental/filesystem/operations/equivalent.cc: Likewise.
 977         * testsuite/experimental/filesystem/operations/exists.cc: Likewise.
 978         * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
 979         * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise.
 980         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 981         Likewise.
 982         * testsuite/experimental/filesystem/operations/permissions.cc:
 983         Likewise.
 984         * testsuite/experimental/filesystem/operations/read_symlink.cc:
 985         Likewise.
 986         * testsuite/experimental/filesystem/operations/remove.cc: Likewise.
 987         * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.
 988         * testsuite/experimental/filesystem/operations/status.cc: Likewise.
 989         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 990         Likewise.
 991         * testsuite/experimental/filesystem/path/append/path.cc: Likewise.
 992         * testsuite/experimental/filesystem/path/assign/assign.cc: Likewise.
 993         * testsuite/experimental/filesystem/path/assign/copy.cc: Likewise.
 994         * testsuite/experimental/filesystem/path/compare/compare.cc: Likewise.
 995         * testsuite/experimental/filesystem/path/compare/path.cc: Likewise.
 996         * testsuite/experimental/filesystem/path/compare/strings.cc: Likewise.
 997         * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
 998         * testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
 999         * testsuite/experimental/filesystem/path/construct/copy.cc: Likewise.
1000         * testsuite/experimental/filesystem/path/construct/default.cc:
1001         Likewise.
1002         * testsuite/experimental/filesystem/path/construct/locale.cc: Likewise.
1003         * testsuite/experimental/filesystem/path/construct/range.cc: Likewise.
1004         * testsuite/experimental/filesystem/path/construct/string_view.cc:
1005         Likewise.
1006         * testsuite/experimental/filesystem/path/decompose/extension.cc:
1007         Likewise.
1008         * testsuite/experimental/filesystem/path/decompose/filename.cc:
1009         Likewise.
1010         * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
1011         Likewise.
1012         * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
1013         Likewise.
1014         * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
1015         Likewise.
1016         * testsuite/experimental/filesystem/path/decompose/root_name.cc:
1017         Likewise.
1018         * testsuite/experimental/filesystem/path/decompose/root_path.cc:
1019         Likewise.
1020         * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
1021         * testsuite/experimental/filesystem/path/generic/generic_string.cc:
1022         Likewise.
1023         * testsuite/experimental/filesystem/path/itr/traversal.cc: Likewise.
1024         * testsuite/experimental/filesystem/path/modifiers/clear.cc: Likewise.
1025         * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
1026         Likewise.
1027         * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
1028         Likewise.
1029         * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
1030         Likewise.
1031         * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
1032         Likewise.
1033         * testsuite/experimental/filesystem/path/modifiers/swap.cc: Likewise.
1034         * testsuite/experimental/filesystem/path/native/string.cc: Likewise.
1035         * testsuite/experimental/filesystem/path/nonmember/hash_value.cc:
1036         Likewise.
1037         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
1038         * testsuite/experimental/filesystem/path/query/has_extension.cc:
1039         Likewise.
1040         * testsuite/experimental/filesystem/path/query/has_filename.cc:
1041         Likewise.
1042         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
1043         Likewise.
1044         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
1045         Likewise.
1046         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
1047         Likewise.
1048         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
1049         Likewise.
1050         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
1051         Likewise.
1052         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
1053         * testsuite/experimental/filesystem/path/query/is_relative.cc:
1054         Likewise.
1055
1056 2018-04-13  Jonathan Wakely  <jwakely@redhat.com>
1057
1058         * src/c++11/Makefile.am: Fix sed command.
1059         * src/c++11/Makefile.in: Regenerate.
1060
1061         * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to
1062         handle mangled names starting with double underscores on darwin.
1063         * src/c++11/Makefile.in: Regenerate.
1064
1065 2018-04-12  Jonathan Wakely  <jwakely@redhat.com>
1066
1067         * src/c++11/Makefile.am: Fix comment.
1068         * src/c++11/Makefile.in: Regenerate.
1069         * src/c++11/cxx11-ios_failure.cc: Fix comment.
1070         * src/c++98/ios_failure.cc: Likewise.
1071
1072         * src/c++11/ios.cc: Remove redundant macro definition.
1073
1074 2018-04-11  Jonathan Wakely  <jwakely@redhat.com>
1075
1076         * doc/xml/manual/abi.xml: Document header locations in recent
1077         releases.
1078         * doc/xml/manual/evolution.xml: Add API changes since GCC 5.
1079         * doc/xml/manual/spine.xml: Update copyright years.
1080         * doc/xml/manual/strings.xml: Adjust tolower example to avoid
1081         undefined behaviour.
1082         * doc/xml/manual/test.xml: Update outdated notes on VERIFY in tests.
1083         * doc/html/*: Regenerate.
1084
1085 2018-04-10  Jonathan Wakely  <jwakely@redhat.com>
1086
1087         * doc/xml/faq.xml: Update links to archived copy of SGI STL docs.
1088         * doc/xml/manual/backwards_compatibility.xml: Likewise.
1089         * doc/xml/manual/containers.xml: Likewise.
1090         * doc/xml/manual/debug_mode.xml: Likewise.
1091         * doc/xml/manual/extensions.xml: Likewise.
1092         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise.
1093         * doc/xml/manual/using.xml: Likewise.
1094         * doc/xml/manual/utilities.xml: Likewise.
1095
1096         PR libstdc++/85222
1097         * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for
1098         cxx11-ios_failure.cc to rewrite type info for __ios_failure.
1099         * src/c++11/Makefile.in: Regenerate.
1100         * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info):
1101         New types.
1102         [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
1103         * src/c++11/ios.cc (__throw_ios_failure): Remove definition.
1104         * src/c++98/ios_failure.cc (__construct_ios_failure)
1105         (__destroy_ios_failure, is_ios_failure_handler): New functions.
1106         [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
1107         * testsuite/27_io/ios_base/failure/dual_abi.cc: New.
1108         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to
1109         handler types, to always catch std::ios_base::failure.
1110         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1111         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1112         exceptions_failbit.cc: Likewise.
1113         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1114         exceptions_failbit.cc: Likewise.
1115         * testsuite/27_io/basic_istream/extractors_other/char/
1116         exceptions_null.cc: Likewise.
1117         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1118         exceptions_null.cc: Likewise.
1119         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1120         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1121         * testsuite/27_io/basic_ostream/inserters_other/char/
1122         exceptions_null.cc: Likewise.
1123         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1124         exceptions_null.cc: Likewise.
1125         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1126
1127 2018-04-05  Jonathan Wakely  <jwakely@redhat.com>
1128
1129         * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Qualify
1130         __get calls to avoid ADL and avoid ambiguity due to Clang bug.
1131
1132 2018-04-03  Jonathan Wakely  <jwakely@redhat.com>
1133
1134         PR libstdc++/85183
1135         * include/std/variant (_Move_assign_base::operator=): Fix incorrect
1136         value categories.
1137         * testsuite/20_util/variant/85183.cc: New.
1138
1139 2018-03-26  Jonathan Wakely  <jwakely@redhat.com>
1140
1141         * include/std/variant (__get): Qualify calls to avoid ADL.
1142         (__select_index): Adjust whitespace.
1143         (variant): Add using-declaration to workaround Clang bug.
1144
1145 2018-03-22  Jonathan Wakely  <jwakely@redhat.com>
1146
1147         PR libstdc++/85040
1148         * include/bits/stl_function.h (greater::__not_overloaded)
1149         (less::__not_overloaded, greater_equal::__not_overloaded)
1150         (less_equal::__not_overloaded): Fix ambiguous specializations.
1151         * testsuite/20_util/function_objects/comparisons_pointer.cc: Add
1152         tests for type with overloaded operators.
1153
1154 2018-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1155
1156         PR libstdc++/77691
1157         * testsuite/experimental/memory_resource/resource_adaptor.cc:
1158         xfail execution on 32-bit Solaris/x86.
1159
1160 2018-03-21  Jonathan Wakely  <jwakely@redhat.com>
1161
1162         * testsuite/20_util/function_objects/comparisons_pointer.cc: Use
1163         VERIFY instead of assert.
1164         * testsuite/20_util/hash/84998.cc: New test.
1165         * testsuite/23_containers/vector/cons/destructible_debug_neg.cc: New
1166         copy of test adjusted for Debug Mode.
1167         * testsuite/23_containers/vector/cons/destructible_neg.cc: Do not run
1168         test in Debug Mode.
1169
1170 2018-03-20  François Dumont  <fdumont@gcc.gnu.org>
1171
1172         PR libstdc++/84998
1173         * include/bits/stl_bvector.h: Fix std::hash friend declaration.
1174         * include/std/bitset: Likewise.
1175         * include/bits/stl_map.h (std::map<>): Fix _Rb_tree_merge_helper friend
1176         declaration.
1177         * include/bits/stl_multimap.h (std::multimap<>): Likewise.
1178         * include/bits/stl_multiset.h (std::multiset<>): Likewise.
1179         * include/bits/stl_set.h (std::set<>): Likewise.
1180         * include/bits/unordered_map.h (std::unordered_map<>): Fix
1181         _Hash_merge_helper friend declaration.
1182         (std::unordered_multimap<>): Likewise.
1183         * include/bits/unordered_set.h (std::unordered_set<>): Likewise.
1184         (std::unordered_multiset<>): Likewise.
1185
1186 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
1187
1188         * doc/xml/api.xml: www.fsf.org has moved to https. Also omit
1189         trailing slash for domain level link.
1190         * doc/xml/faq.xml: Ditto.
1191         * doc/xml/manual/appendix_free.xml (software): Ditto.
1192         * doc/xml/manual/intro.xml: Ditto.
1193         * doc/xml/manual/spine.xml: Ditto.
1194         * doc/xml/spine.xml: Ditto.
1195
1196 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
1197
1198         * doc/xml/manual/documentation_hacking.xml: Adjust link to
1199         docbook.org.
1200
1201 2018-03-17  Jonathan Wakely  <jwakely@redhat.com>
1202
1203         * testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
1204         to compile as C++98.
1205
1206 2018-03-14  Jonathan Wakely  <jwakely@redhat.com>
1207
1208         PR libstdc++/78420
1209         * include/bits/stl_function.h (greater<_Tp*>, less<_Tp*>)
1210         (greater_equal<_Tp*>, less_equal<_Tp>*): Add partial specializations
1211         to ensure total order for pointers.
1212         (greater<void>, less<void>, greater_equal<void>, less_equal<void>):
1213         Add operator() overloads for pointer arguments and make generic
1214         overloads dispatch to new _S_cmp functions when comparisons would
1215         use built-in operators for pointers.
1216         * testsuite/20_util/function_objects/comparisons_pointer.cc: New.
1217
1218 2018-03-12  Jonathan Wakely  <jwakely@redhat.com>
1219
1220         PR libstdc++/84773
1221         PR libstdc++/83662
1222         * crossconfig.m4: Check for aligned_alloc etc. on freebsd and mingw32.
1223         * configure: Regenerate.
1224         * include/c_global/cstdlib [_GLIBCXX_HAVE_ALIGNED_ALLOC]
1225         (aligned_alloc): Add using-declaration.
1226         * testsuite/18_support/aligned_alloc/aligned_alloc.cc: New test.
1227
1228 2018-03-09  François Dumont  <fdumont@gcc.gnu.org>
1229
1230         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
1231         Fix std::_Fwd_list_iterator and std::_Fwd_list_const_iterator printers
1232         registration.
1233
1234 2018-03-09  Jonathan Wakely  <jwakely@redhat.com>
1235
1236         PR libstdc++/84769
1237         * include/std/variant (get<_Tp, _Types...>, get_if<_Tp, _Types...>):
1238         Qualify calls to get<_Np, Types...> and get_if<_Np, _Types...>.
1239
1240         src/filesystem/ops.cc (create_dir): Pass error_code to is_directory.
1241         src/filesystem/std-ops.cc (create_dir): Likewise.
1242
1243 2018-03-08  François Dumont  <fdumont@gcc.gnu.org>
1244
1245         * python/libstdcxx/v6/printers.py (NodeIteratorPrinter): New.
1246         (StdListIteratorPrinter): Inherit from latter.
1247         (StdFwdListIteratorPrinter): New, inherit from latter.
1248         (StdDebugIteratorPrinter.to_string): Use non-debug iterator printer
1249         when iterator has no associated container.
1250         (build_libstdcxx_dictionary): Add __gnu_cxx::_Fwd_list_iterator and
1251         __gnu_cxx::_Fwd_list_const_iterator printers. Remove __norm namespace
1252         registrations.
1253         * testsuite/libstdc++-prettyprinters/debug.cc: Adapt.
1254         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Adapt.
1255
1256 2018-03-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
1257
1258         PR libstdc++/84601
1259         * include/std/optional (_Optional_payload): Split into multiple
1260         specializations that can handle different cases of trivial or
1261         non-trivial assignment operators.
1262         * testsuite/20_util/optional/84601.cc: New.
1263         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
1264
1265 2018-03-02  Jonathan Wakely  <jwakely@redhat.com>
1266
1267         PR libstdc++/84671
1268         * include/bits/parse_numbers.h (_Number_help): Add partial
1269         specialization to handle digit separators. Adjust partial
1270         specialization for recursion temrination to require _Pow == 1ULL.
1271         * testsuite/20_util/duration/literals/84671.cc: New
1272
1273 2018-02-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
1274
1275         Implement the missing bits of LWG 2769
1276         * include/std/any (any_cast(const any&)): Add static_assert.
1277         (any_cast(any&)): Likewise.
1278         (any_cast(any&&)): Likewise, and remove the handling
1279         for copyable-but-not-movable type.
1280         * testsuite/20_util/any/misc/any_cast.cc: Adjust.
1281         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise, and
1282         add new tests.
1283
1284 2018-02-23  Jonathan Wakely  <jwakely@redhat.com>
1285
1286         PR libstdc++/84532
1287         * include/std/thread (thread::__make_invoker): Construct tuple
1288         directly instead of using make_tuple.
1289         * testsuite/30_threads/async/84532.cc: New.
1290         * testsuite/30_threads/thread/84532.cc: New.
1291
1292 2018-02-20  François Dumont  <fdumont@gcc.gnu.org>
1293
1294         * include/ext/aligned_buffer.h [_GLIBCXX_INLINE_VERSION]
1295         (template<> __aligned_buffer): Define as __aligned_membuf alias.
1296
1297 2018-02-19  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
1298
1299         PR target/84148
1300         * configure: Regenerate.
1301
1302 2018-02-15  Jonathan Wakely  <jwakely@redhat.com>
1303
1304         PR libstdc++/81797
1305         * configure.ac (INCLUDE_DIR_NOTPARALLEL): Define.
1306         * configure: Regenerate.
1307         * include/Makefile.am (INCLUDE_DIR_NOTPARALLEL): Add .NOTPARALLEL when
1308         defined.
1309         * include/Makefile.in: Regenerate.
1310
1311 2018-01-29  Jonathan Wakely  <jwakely@redhat.com>
1312
1313         PR libstdc++/83833
1314         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
1315         Add -ffloat-store to options for m68k and ia32.
1316
1317         * doc/xml/faq.xml: Update copyright years.
1318         * doc/html/*: Regenerate.
1319
1320         PR libstdc++/83658
1321         * include/std/any (any::__do_emplace): Only set _M_manager after
1322         constructing the contained object.
1323         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
1324         * testsuite/20_util/any/modifiers/83658.cc: New test.
1325
1326 2018-01-25  Jonathan Wakely  <jwakely@redhat.com>
1327
1328         PR libstdc++/81076
1329         * include/c_global/cstddef (__byte_operand): Define primary template.
1330         * testsuite/18_support/byte/81076.cc: New test.
1331
1332 2018-01-19  Christophe Lyon  <christophe.lyon@linaro.org>
1333
1334         * testsuite/ext/special_functions/airy_ai/check_nan.cc: Fix
1335         dg-options and dg-add-options order.
1336         * testsuite/ext/special_functions/airy_bi/check_nan.cc: Likewise.
1337         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc:
1338         Likewise.
1339         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
1340         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
1341         Likewise.
1342         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
1343         Likewise.
1344         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
1345         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc:
1346         Likewise.
1347         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc:
1348         Likewise.
1349         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc:
1350         Likewise.
1351         * testsuite/special_functions/06_comp_ellint_3/pr66689.cc:
1352         Likewise.
1353         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc:
1354         Likewise.
1355         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc:
1356         Likewise.
1357         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc:
1358         Likewise.
1359         * testsuite/special_functions/10_cyl_neumann/check_nan.cc:
1360         Likewise.
1361         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
1362         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
1363         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
1364         * testsuite/special_functions/13_ellint_3/pr66689.cc: Likewise.
1365         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
1366         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
1367         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
1368         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
1369         * testsuite/special_functions/18_riemann_zeta/check_nan.cc:
1370         Likewise.
1371         * testsuite/special_functions/19_sph_bessel/check_nan.cc:
1372         Likewise.
1373         * testsuite/special_functions/20_sph_legendre/check_nan.cc:
1374         Likewise.
1375         * testsuite/special_functions/21_sph_neumann/check_nan.cc:
1376         Likewise.
1377
1378 2018-01-18  Uros Bizjak  <ubizjak@gmail.com>
1379
1380         * configure.ac (AC_CHECK_HEADERS): Add linux/types.h.  Conditionally
1381         include linux/types.h when checking linux/random.h header.
1382         * config.h.in: Regenerate.
1383         * configure: Ditto.
1384         * src/c++11/random.cc: Conditionally include linux/types.h.
1385
1386 2018-01-16  Eric Botcazou  <ebotcazou@adacore.com>
1387
1388         * testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.
1389
1390 2018-01-16  Jonathan Wakely  <jwakely@redhat.com>
1391
1392         PR libstdc++/83834
1393         * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace std::c[a-g]* wildcard
1394         pattern with exact match for std::cerr.
1395
1396 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
1397
1398         PR libstdc++/83833
1399         * include/bits/random.h (chi_squared_distribution::param): Update
1400         gamma distribution parameter.
1401         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc: New
1402         test.
1403
1404         PR libstdc++/83830
1405         * include/std/type_traits (has_unique_object_representations_v): Add
1406         variable template.
1407         * testsuite/20_util/has_unique_object_representations/value.cc: Check
1408         variable template.
1409
1410 2018-01-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1411
1412         Make optional conditionally
1413         trivially_{copy,move}_{constructible,assignable}
1414         * include/std/optional (_Optional_payload): Fix the comment in
1415         the class head and turn into a primary and one specialization.
1416         (_Optional_payload::_M_engaged): Strike the NSDMI.
1417         (_Optional_payload<_Tp, false>::operator=(const _Optional_payload&)):
1418         New.
1419         (_Optional_payload<_Tp, false>::operator=(_Optional_payload&&)):
1420         Likewise.
1421         (_Optional_payload<_Tp, false>::_M_get): Likewise.
1422         (_Optional_payload<_Tp, false>::_M_reset): Likewise.
1423         (_Optional_base_impl): Likewise.
1424         (_Optional_base): Turn into a primary and three specializations.
1425         (optional(nullopt)): Change the base init.
1426         * testsuite/20_util/optional/assignment/8.cc: New.
1427         * testsuite/20_util/optional/cons/trivial.cc: Likewise.
1428         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
1429
1430 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
1431
1432         PR libstdc++/80276
1433         * python/libstdcxx/v6/printers.py (strip_inline_namespaces): New.
1434         (get_template_arg_list): New.
1435         (StdVariantPrinter._template_args): Remove, use get_template_arg_list
1436         instead.
1437         (TemplateTypePrinter): Rewrite to work with gdb.Type objects instead
1438         of strings and regular expressions.
1439         (add_one_template_type_printer): Adapt to new TemplateTypePrinter.
1440         (FilteringTypePrinter): Add docstring. Match using startswith. Use
1441         strip_inline_namespaces instead of strip_versioned_namespace.
1442         (add_one_type_printer): Prepend namespace to match argument.
1443         (register_type_printers): Add type printers for char16_t and char32_t
1444         string types and for types using cxx11 ABI. Update calls to
1445         add_one_template_type_printer to provide default argument dicts.
1446         * testsuite/libstdc++-prettyprinters/80276.cc: New test.
1447         * testsuite/libstdc++-prettyprinters/whatis.cc: Remove tests for
1448         basic_string<unsigned char> and basic_string<signed char>.
1449         * testsuite/libstdc++-prettyprinters/whatis2.cc: Duplicate whatis.cc
1450         to test local variables, without overriding _GLIBCXX_USE_CXX11_ABI.
1451
1452 2018-01-14  Andreas Schwab  <schwab@linux-m68k.org>
1453
1454         PR libstdc++/81092
1455         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
1456
1457 2018-01-13  Tim Shen  <timshen@google.com>
1458
1459         PR libstdc++/83601
1460         * include/bits/regex.tcc (regex_replace): Fix escaping in sed.
1461         * testsuite/28_regex/algorithms/regex_replace/char/pr83601.cc: Tests.
1462         * testsuite/28_regex/algorithms/regex_replace/wchar_t/pr83601.cc: Tests.
1463
1464 2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1465
1466         PR libstdc++/64054
1467         * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
1468         Remove dg-xfail-run-if.
1469
1470 2018-01-10  François Dumont  <fdumont@gcc.gnu.org>
1471
1472         * include/bits/forward_list.h
1473         (_Fwd_list_node_base(_Fwd_list_node_base&&)): New.
1474         (_Fwd_list_node_base& operator=(_Fwd_list_node_base&&)): New.
1475         (_Fwd_list_node_base(const _Fwd_list_node_base&)): Explicit delete.
1476         (_Fwd_list_node_base& operator=(const _Fwd_list_node_base&)): Likewise.
1477         (_Fwd_list_impl()): Add noexcept qualification.
1478         (_Fwd_list_impl(const _Node_alloc_type&)): Delete.
1479         (_Fwd_list_impl(_Fwd_list_impl&&)): New, default.
1480         (_Fwd_list_impl(_Fwd_list_impl&&, _Node_alloc_type&&)): New.
1481         (_Fwd_list_base()): Default.
1482         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&, true_type)): New.
1483         (_Fwd_list_base(_Fwd_list_base&&)): Default.
1484         (forward_list<>()): Default.
1485         (forward_list<>(forward_list&&)): Default.
1486         (forward_list(forward_list&&, _Node_alloc_type&&, false_type)): New.
1487         (forward_list(forward_list&&, _Node_alloc_type&&, true_type)): New.
1488         (forward_list(forward_list&&, const _Alloc&)): Adapt to use latters.
1489         * include/bits/forward_list.tcc
1490         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&)): Adapt to use
1491         _M_impl._M_head move assignment.
1492         (forward_list<>::merge(forward_list<>&&, _Comp)): Likewise.
1493         * testsuite/23_containers/forward_list/allocator/default_init.cc: New.
1494
1495 2018-01-09  Jonathan Wakely  <jwakely@redhat.com>
1496
1497         PR libstdc++/80276
1498         * python/libstdcxx/v6/printers.py (SharedPointerPrinter)
1499         (UniquePointerPrinter): Print correct template argument, not type of
1500         the pointer.
1501         (TemplateTypePrinter._recognizer.recognize): Handle failure to lookup
1502         a type.
1503         * testsuite/libstdc++-prettyprinters/cxx11.cc: Test unique_ptr of
1504         array type.
1505         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test shared_ptr and
1506         weak_ptr of array types.
1507
1508 2018-01-09  François Dumont  <fdumont@gcc.gnu.org>
1509
1510         PR libstdc++/83709
1511         * include/bits/hashtable_policy.h
1512         (__distance_fwd(_Iterator, _Iterator, input_iterator_tag)): Return 1 if
1513         __first != __last.
1514         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, true_type)): New.
1515         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, false_type)):
1516         Add false_type parameter.
1517         (_Insert_base::insert): Adapt.
1518         * include/bits/hashtable.h (_Hashtable::operator=(initializzr_list<>)):
1519         Adapt.
1520         (_Hashtable::_M_insert(_Arg&&, const _NodeGen&, true_type, size_t)):
1521          Add __n_elt parameter, defaulted to 1.
1522         (_Hashtable::_M_insert_unique_node): Likewise. Use it to call rehash
1523         policy _M_need_rehash.
1524         (_Hashtable::_M_merge_unique): Pass target number of elements to add to
1525         produce only 1 rehash if necessary.
1526         * testsuite/23_containers/unordered_map/insert/83709.cc: New.
1527         * testsuite/23_containers/unordered_set/insert/83709.cc: New.
1528
1529 2018-01-09  Juraj Oršulić  <juraj.orsulic@fer.hr>
1530             Jonathan Wakely  <jwakely@redhat.com>
1531
1532         PR libstdc++/59253 (partial)
1533         * python/libstdcxx/v6/printers.py (SmartPtrIterator): Common iterator
1534         type for pointer stored by shared_ptr, weak_ptr and unique_ptr.
1535         (SharedPointerPrinter, UniquePointerPrinter): Treat stored values as
1536         children.
1537         * testsuite/libstdc++-prettyprinters/cxx11.cc: Update expected output
1538         of unique_ptr printer.
1539         * testsuite/libstdc++-prettyprinters/shared_ptr.cc: Update expected
1540         output of shared_ptr printer.
1541
1542 2018-01-05  Jonathan Wakely  <jwakely@redhat.com>
1543
1544         PR libstdc++/83626
1545         * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
1546         unnecessary symlink_status call.
1547         (remove_all(const path&, error_code&)): Use filesystem::remove.
1548         * src/filesystem/std-ops.cc: Likewise.
1549
1550         PR libstdc++/83279
1551         * src/filesystem/std-ops.cc  (do_copy_file): Use non-null offset with
1552         sendfile.
1553
1554         PR libstdc++/83626
1555         * src/filesystem/ops.cc (remove(const path&, error_code&)): Do not
1556         report an error for ENOENT.
1557         (remove_all(const path&)): Fix type of result variable.
1558         (remove_all(const path&, error_code&)): Use non-throwing increment
1559         for directory iterator. Call POSIX remove directly to avoid redundant
1560         calls to symlink_status. Do not report errors for ENOENT.
1561         * src/filesystem/std-ops.cc: Likewise.
1562         * testsuite/27_io/filesystem/operations/remove_all.cc: Test throwing
1563         overload.
1564         * testsuite/experimental/filesystem/operations/remove_all.cc:
1565         Likewise.
1566
1567 2018-01-04  Jonathan Wakely  <jwakely@redhat.com>
1568
1569         PR libstdc++/83626
1570         * src/filesystem/ops.cc (remove(const path&, error_code&))): Remove
1571         redundant call to ec.clear().
1572         (remove_all(const path&, error_code&))): Do not return an error for
1573         non-existent paths.
1574         * src/filesystem/std-ops.cc: Likewise.
1575         * testsuite/27_io/filesystem/operations/remove.cc: New test.
1576         * testsuite/27_io/filesystem/operations/remove_all.cc: Fix expected
1577         results for non-existent paths.
1578         * testsuite/experimental/filesystem/operations/remove.cc: New test.
1579         * testsuite/experimental/filesystem/operations/remove_all.cc: Fix
1580         expected results for non-existent paths.
1581
1582         * include/bits/fs_ops.h (exists(const path&, error_code&))): Only
1583         check status_known once.
1584         * include/experimental/bits/fs_ops.h: Likewise.
1585
1586         PR libstdc++/83607
1587         * include/std/functional (__is_byte_like): New trait.
1588         (__is_std_equal_to): Remove.
1589         (__boyer_moore_base_t): Use __is_byte_like instead of
1590         __is_std_equal_to.
1591         * include/experimental/functional (__is_std_equal_to): Remove.
1592         (__boyer_moore_base_t): Use __is_byte_like instead of
1593         __is_std_equal_to.
1594         * testsuite/20_util/function_objects/83607.cc: New test.
1595
1596 2018-01-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
1597
1598         Protect optional's deduction guide with the feature macro
1599         * include/std/optional: Use the feature macro.
1600
1601 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
1602
1603         Update copyright years.
1604 \f
1605 Copyright (C) 2018 Free Software Foundation, Inc.
1606
1607 Copying and distribution of this file, with or without modification,
1608 are permitted in any medium without royalty provided the copyright
1609 notice and this notice are preserved.