libstdc++-v3/ChangeLog

   1 2016-10-11  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * include/bits/stl_list.h (assign(initializer_list<value_type>)): Call
   4         _M_assign_dispatch directly with correct tag.
   5
   6         * doc/xml/manual/intro.xml: Document LWG 2484 status.
   7         * libsupc++/nested_exception.h (_Throw_with_nested_impl)
   8         (_Throw_with_nested_helper): Remove.
   9         (__throw_with_nested_impl): New overloaded functions to implement
  10         throw_with_nested logic.
  11         (throw_with_nested): Call __throw_with_nested_impl.
  12         (_Rethrow_if_nested_impl): Remove
  13         (__rethrow_if_nested_impl): New overloaded functions to implement
  14         rethrow_if_nested logic.
  15         (rethrow_if_nested): Call __rethrow_if_nested_impl.
  16         * testsuite/18_support/nested_exception/rethrow_if_nested.cc: Test
  17         problem cases from LWG 2484.
  18
  19         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
  20         Register printer for std::__cxx11::list.
  21         * python/libstdcxx/v6/xmethods.py (ListMethodsMatcher.match): Match
  22         std::__cxx11::list as well as std::list.
  23
  24         * include/experimental/string_view (basic_string_view::_S_compare):
  25         Remove redundant const from return type.
  26         * include/std/string_view (basic_string_view:_S_compare): Likewise.
  27
  28         * include/bits/std_mutex.h (mutex::native_handle)
  29         (lock_guard(mutex_type&, adopt_lock_t)
  30         (unique_lock(mutex_type&, adopt_lock_t): Add noexcept.
  31         * include/std/mutex (recursive_mutex, timed_mutex)
  32         (recursive_timed_mutex): Likewise.
  33
  34 2016-10-10  Jonathan Wakely  <jwakely@redhat.com>
  35
  36         * doc/xml/manual/appendix_contributing.xml (contrib.organization):
  37         Replace <literallayout> with nested <variablelist> elements. Update
  38         some more outdated text.
  39         * doc/html/*: Regenerate.
  40
  41 2016-10-10  Ville Voutilainen  <ville.voutilainen@gmail.com>
  42
  43         Make any's copy assignment operator exception-safe,
  44         don't copy the underlying value when any is moved,
  45         make in_place constructors explicit.
  46         * include/std/any (any(in_place_type_t<_ValueType>, _Args&&...)):
  47         Make explicit.
  48         (any(in_place_type_t<_ValueType>, initializer_list<_Up>, _Args&&...)):
  49         Likewise.
  50         (operator=(const any&)): Make strongly exception-safe.
  51         (operator=(any&&)): reset() unconditionally in the case where
  52         rhs has a value.
  53         (operator=(_ValueType&&)): Indent the return type.
  54         (_Manager_internal<_Tp>::_S_manage): Move in _Op_xfer, don't copy.
  55         * testsuite/20_util/any/assign/2.cc: Adjust.
  56         * testsuite/20_util/any/assign/exception.cc: New.
  57         * testsuite/20_util/any/cons/2.cc: Adjust.
  58         * testsuite/20_util/any/cons/explicit.cc: New.
  59         * testsuite/20_util/any/misc/any_cast_neg.cc: Ajust.
  60
  61 2016-10-10  Jonathan Wakely  <jwakely@redhat.com>
  62
  63         * doc/xml/manual/appendix_contributing.xml (contrib.organization):
  64         Describe other subdirectories and add markup. Remove outdated
  65         reference to check-script target.
  66         * doc/html/*: Regenerate.
  67
  68         * doc/xml/manual/status_cxx2011.xml: Correct C++11 status.
  69
  70         * libsupc++/eh_ptr.cc (exception_ptr): Replace _GLIBCXX_USE_NOEXCEPT
  71         with noexcept.
  72
  73         * include/std/functional (_Bind_result::__enable_if_void): Use alias
  74         template instead of class template.
  75         (_Bind_result::__disable_if_void): Likewise.
  76         (_Bind_result::__call): Adjust uses of __enable_if_void and
  77         __disable_if_void.
  78
  79         * doc/xml/manual/intro.xml: Document DR 2296 status.
  80         * doc/xml/manual/status_cxx2017.xml: Update status.
  81         * include/bits/move.h (__addressof): Add _GLIBCXX_CONSTEXPR and
  82         call __builtin_addressof.
  83         (addressof): Add _GLIBCXX17_CONSTEXPR.
  84         * testsuite/20_util/addressof/requirements/constexpr.cc: New test.
  85         * testsuite/20_util/forward/c_neg.cc: Adjust dg-error lineno.
  86         * testsuite/20_util/forward/f_neg.cc: Likewise.
  87
  88         * include/bits/allocator.h (allocator<T>::is_always_equal): Define.
  89         * testsuite/20_util/allocator/requirements/typedefs.cc: Test for
  90         is_always_equal.
  91         * testsuite/util/testsuite_allocator.h
  92         (uneq_allocator::is_always_equal): Define as false_type.
  93
  94         * include/experimental/numeric (gcd, lcm): Make bool arguments
  95         ill-formed.
  96         * include/std/numeric (gcd, lcm): Likewise.
  97         * testsuite/26_numerics/gcd/gcd_neg.cc: New test.
  98         * testsuite/26_numerics/lcm/lcm_neg.cc: New test.
  99
 100         * include/bits/shared_ptr.h (enable_shared_from_this::weak_from_this):
 101         Add noexcept.
 102         * include/bits/shared_ptr_base.h
 103         (__enable_shared_from_this::weak_from_this): Likewise.
 104         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
 105         Test exception-specification of weak_from_this.
 106
 107 2016-10-07  Jonathan Wakely  <jwakely@redhat.com>
 108
 109         * doc/xml/manual/status_cxx1998.xml: Improve documentation of
 110         implementation-defined properties.
 111         * doc/xml/manual/status_cxx2011.xml: Likewise.
 112         * doc/xml/manual/status_cxx2017.xml: Likewise.
 113
 114         * doc/xml/manual/status_cxx2017.xml: Update status.
 115         * include/std/type_traits (has_unique_object_representations): Define.
 116         * testsuite/20_util/has_unique_object_representations/value.cc: New.
 117         * testsuite/20_util/has_unique_object_representations/requirements/
 118         explicit_instantiation.cc: New.
 119         * testsuite/20_util/has_unique_object_representations/requirements/
 120         typedefs.cc: New.
 121
 122 2016-10-06  Jonathan Wakely  <jwakely@redhat.com>
 123
 124         * doc/xml/manual/status_cxx2011.xml: Update status.
 125         * include/std/scoped_allocator (__outer_allocator_t, __outermost_type):
 126         New helpers for recursive OUTERMOST.
 127         (__outermost): Use __outermost_type::_S_outermost.
 128         (__do_outermost, scoped_allocator_adaptor::__outermost_type): Remove.
 129         (scoped_allocator_adaptor::__outermost_alloc_traits): Use new
 130         __outermost_type helper.
 131         (scoped_allocator_adaptor::_Constructible): New alias template.
 132         (scoped_allocator_adaptor::scoped_allocator_adaptor<_Outer2>):
 133         Constrain template constructors.
 134         * testsuite/20_util/scoped_allocator/3.cc: New test.
 135         * testsuite/20_util/scoped_allocator/outermost.cc: New test.
 136
 137 2016-10-05  Jonathan Wakely  <jwakely@redhat.com>
 138
 139         PR libstdc++/70564
 140         * testsuite/20_util/not_fn/1.cc: Fix test.
 141         * testsuite/experimental/functional/not_fn.cc: Likewise.
 142
 143         PR libstdc++/70101
 144         * include/bits/stl_queue.h (priority_queue): Fix allocator-extended
 145         constructors.
 146         * testsuite/23_containers/priority_queue/allocator.cc: New test.
 147
 148         PR libstdc++/77864
 149         * include/bits/stl_map.h (map::map()): Use nothrow constructibility
 150         of comparison function in conditional noexcept.
 151         * include/bits/stl_multimap.h (multimap::multimap()): Likewise.
 152         * include/bits/stl_multiset.h (multiset::multiset()): Likewise.
 153         * include/bits/stl_set.h (set::set()): Likewise.
 154         * testsuite/23_containers/map/cons/noexcept_default_construct.cc:
 155         New test.
 156         * testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
 157         Likewise.
 158         * testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
 159         Likewise.
 160         * testsuite/23_containers/set/cons/noexcept_default_construct.cc:
 161         Likewise.
 162
 163         * include/bits/node_handle.h (_Node_handle): Remove invalid and unused
 164         alias declaration.
 165
 166         PR libstdc++/70564
 167         * include/experimental/functional (_Not_fn): Remove.
 168         (not_fn): Use std::_Not_fn.
 169         * include/std/functional (_Not_fn): Add second parameter to
 170         disambiguate copying from initialization by not_fn. Define for C++14.
 171         (not_fn): Add second argument to initialization.
 172         * testsuite/20_util/not_fn/1.cc: Copy call wrapper using
 173         direct-initialization.
 174
 175 2016-10-03  François Dumont  <fdumont@gcc.gnu.org>
 176
 177         * src/c++11/shared_ptr.cc (mask, invalid, get_mutex): Move
 178         declaration...
 179         * src/c++11/mutex_pool.h: ... here. New.
 180         * src/c++11/debug.cc: Use latter.
 181
 182 2016-10-03  Jonathan Wakely  <jwakely@redhat.com>
 183
 184         * doc/xml/manual/status_cxx2017.xml: Update gcd/lcm status.
 185         * doc/html/*: Regenerate.
 186         * include/experimental/numeric (__abs): Move to <numeric>.
 187         (gcd, lcm): Use __detail::gcd and __detail::lcm.
 188         * include/std/numeric (__detail::__abs_integral)
 189         (__detail::__gcd, __detail::__lcm): Define.
 190         (gcd, lcm): Define for C++17.
 191         * testsuite/26_numerics/gcd/1.cc: New test.
 192         * testsuite/26_numerics/lcm/1.cc: New test.
 193         * testsuite/experimental/numeric/gcd.cc: Swap contents with ...
 194         * testsuite/experimental/numeric/lcd.cc: ... this.
 195
 196         PR libstdc++/68323
 197         PR libstdc++/77794
 198         * config/abi/pre/gnu-versioned-namespace.ver: Add exports for
 199         __cxa_thread_atexit and __gnu_cxx::__freeres.
 200         * include/Makefile.am: Add <experimental/bits/lfts_config.h>
 201         * include/Makefile.in: Regenerate.
 202         * include.bits/basic_string.h: Fix nesting of versioned namespaces.
 203         * include/bits/c++config: Declare versioned namespaces for literals.
 204         * include/bits/regex.h (basic_regex, match_results): Add workarounds
 205         for PR c++/59256.
 206         * include/bits/uniform_int_dist.h: Fix nesting of versioned namespace.
 207         * include/std/chrono: Likewise.
 208         * include/std/complex: Likewise.
 209         * include/std/string_view: Likewise.
 210         * include/std/variant: Likewise. Add workaround for PR c++/59256.
 211         * include/experimental/bits/fs_fwd.h: Declare versioned namespace.
 212         * include/experimental/bits/lfts_config.h: Declare versioned
 213         namespaces.
 214         * include/experimental/algorithm: Include
 215         <experimental/bits/lfts_config.h>.
 216         * include/experimental/any: Likewise.
 217         * include/experimental/bits/erase_if.h: Likewise.
 218         * include/experimental/chrono: Likewise.
 219         * include/experimental/functional: Likewise.
 220         * include/experimental/memory_resource: Likewise.
 221         * include/experimental/optional: Likewise.
 222         * include/experimental/propagate_const: Likewise.
 223         * include/experimental/random: Likewise.
 224         * include/experimental/ratio: Likewise.
 225         * include/experimental/system_error: Likewise.
 226         * include/experimental/tuple: Likewise.
 227         * include/experimental/type_traits: Likewise.
 228         * include/experimental/utility: Likewise.
 229         * include/experimental/string_view: Likewise. Fix nesting of
 230         versioned namespaces.
 231         * include/experimental/bits/string_view.tcc: Reopen inline namespace
 232         for non-inline function definitions.
 233         * testsuite/17_intro/using_namespace_std_exp_neg.cc: New test.
 234         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error line.
 235         * testsuite/experimental/any/misc/any_cast_neg.cc: Likewise.
 236         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
 237         Likewise.
 238         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
 239         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
 240         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
 241         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
 242         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
 243         * testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.
 244
 245         PR libstdc++/77814
 246         * include/bits/std_abs.h: Use "C++" language linkage.
 247         * testsuite/17_intro/headers/c++2011/linkage.cc: Move <complex.h> to
 248         the end. Add <stdalign.h>.
 249
 250 2016-10-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 251
 252         PR libstdc++/77802
 253         * testsuite/20_util/tuple/77802.cc: New.
 254
 255         Revert:
 256         2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 257         Implement LWG 2729 for tuple.
 258         * include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
 259         Suppress conditionally.
 260         (_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
 261         (__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
 262         (_Tuple_impl(const _Head&)): Constrain.
 263         (_Tuple_impl(_UHead&&)): Likewise.
 264         (_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
 265         (_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
 266         (_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
 267         (operator=(const tuple&)): Enable conditionally.
 268         (operator=(tuple&&)): Suppress conditionally.
 269         (operator=(const tuple<_UElements...>&)): Constrain.
 270         (operator=(tuple<_UElements...>&&)): Likewise.
 271         (operator=(const tuple&)): Enable conditionally (2-param tuple).
 272         (operator=(tuple&&)): Suppress conditionally (2-param tuple).
 273         (operator=(const tuple<_U1, _U2>&)): Constrain.
 274         (operator=(tuple<_U1, _U2>&&)): Likewise.
 275         (operator=(const pair<_U1, _U2>&)): Likewise.
 276         (operator=(pair<_U1, _U2>&&)): Likewise.
 277         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
 278         * testsuite/20_util/tuple/tuple_traits.cc: New.
 279
 280 2016-09-30  Jonathan Wakely  <jwakely@redhat.com>
 281
 282         PR libstdc++/77795
 283         * acinclude.m4 (GLIBCXX_CHECK_STDIO_PROTO): Use -std=gnu++11 to check
 284         for gets.
 285         * config.h.in: Regenerate.
 286         * configure: Regenerate.
 287         * include/c_global/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Only declare
 288         for C++98 and C++11.
 289         * include/c_std/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Likewise.
 290         * testsuite/27_io/headers/cstdio/functions_neg.cc: New test.
 291
 292         * doc/xml/manual/intro.xml: Document LWG 2192 changes.
 293         * doc/html/*: Regenerate.
 294         * include/Makefile.am: Add bits/std_abs.h.
 295         * include/Makefile.in: Regenerate.
 296         * include/bits/std_abs.h: New header defining all required overloads
 297         of std::abs in one place (LWG 2294).
 298         * include/c_global/cmath (abs(double), abs(float), abs(long double)):
 299         Move to bits/std_abs.h.
 300         (abs<_Tp>(_Tp)): Remove.
 301         * include/c_global/cstdlib (abs(long), abs(long long), abs(__int<N>)):
 302         Move to bits/std_abs.h.
 303         * testsuite/26_numerics/headers/cmath/dr2192.cc: New test.
 304         * testsuite/26_numerics/headers/cmath/dr2192_neg.cc: New test.
 305         * testsuite/26_numerics/headers/cstdlib/dr2192.cc: New test.
 306         * testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc: New test.
 307
 308         PR libstdc++/77801
 309         * include/experimental/numeric: Include <numeric>.
 310         (__abs): Define.
 311         (gcd, lcm): Use __abs instead of std::abs.
 312         * testsuite/experimental/numeric/77801.cc: New test.
 313         * testsuite/experimental/numeric/gcd.cc: Test unsigned inputs.
 314         * testsuite/experimental/numeric/lcm.cc: Likewise.
 315
 316 2016-09-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 317
 318         Make optional::reset noexcept, make optional::value
 319         work in constant expressions.
 320         * include/std/optional (_M_get): Make constexpr.
 321         (reset): Make noexcept.
 322         * testsuite/20_util/optional/assignment/7.cc: New.
 323         * testsuite/20_util/optional/observers/6.cc: New.
 324
 325 2016-09-29  Jonathan Wakely  <jwakely@redhat.com>
 326
 327         * include/c_global/cmath (hypot, __hypot3): Move C++17 overloads
 328         outside _GLIBCXX_USE_C99_MATH_TR1 condition.
 329
 330 2016-09-29  Alan Modra  <amodra@gmail.com>
 331
 332         * configure.ac (LONG_DOUBLE_COMPAT_FLAGS): New ACSUBST.
 333         * src/Makefile.am (compatibility-ldbl.o, compatibility-ldbl.lo):
 334         Use LONG_DOUBLE_COMPAT_FLAGS.
 335         * Makefile.in: Regenerate.
 336         * configure: Regenerate.
 337         * doc/Makefile.in: Regenerate.
 338         * include/Makefile.in: Regenerate.
 339         * libsupc++/Makefile.in: Regenerate.
 340         * po/Makefile.in: Regenerate.
 341         * python/Makefile.in: Regenerate.
 342         * src/Makefile.in: Regenerate.
 343         * src/c++11/Makefile.in: Regenerate.
 344         * src/c++98/Makefile.in: Regenerate.
 345         * src/filesystem/Makefile.in: Regenerate.
 346         * testsuite/Makefile.in: Regenerate.
 347
 348 2016-09-28  Jonathan Wakely  <jwakely@redhat.com>
 349
 350         * include/std/chrono (system_clock): Fix typo in comment.
 351
 352         * include/experimental/bits/fs_fwd.h (file_time_type): Simplify
 353         definition.
 354         * src/filesystem/ops.cc (file_time): Take error_code parameter and
 355         check for overflow.
 356         (do_copy_file, last_write_time): Pass error_code in file_time calls.
 357         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 358         New.
 359         * testsuite/util/testsuite_fs.h (scoped_file): Define RAII helper.
 360
 361         PR libstdc++/77686
 362         * include/std/functional (_Any_data): Add may_alias attribute.
 363
 364 2016-09-27  Jonathan Wakely  <jwakely@redhat.com>
 365
 366         * doc/xml/manual/status_cxx2017.xml: Update status.
 367         * doc/html/*: Regenerate.
 368         * include/std/functional (__cpp_lib_boyer_moore_searcher): Define.
 369         * testsuite/20_util/function_objects/searchers.cc: Test feature macro.
 370
 371         * doc/xml/manual/status_cxx2017.xml: Update status.
 372         * include/c_global/cmath (hypot): Add three-dimensional overloads.
 373         * testsuite/26_numerics/headers/cmath/hypot.cc: New.
 374
 375 2016-09-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 376
 377         PR libstdc++/77727
 378         * include/std/optional (optional(const optional<_Up>&)):
 379         Default-initialize the base and use emplace.
 380         (optional(optional<_Up>&&)): Likewise.
 381         * testsuite/20_util/optional/cons/77727.cc: New.
 382
 383 2016-09-26  François Dumont  <fdumont@gcc.gnu.org>
 384
 385         * include/debug/safe_base.h
 386         (_Safe_iterator_base::_M_detach_single): Make public.
 387
 388 2016-09-26  Jonathan Wakely  <jwakely@redhat.com>
 389
 390         * include/bits/range_access.h (__cpp_lib_array_constexpr): Do not
 391         redefine macro defined in <bits/stl_iterator.h>.
 392
 393         * include/bits/stl_map.h (map::extract(const_iterator)): Assert that
 394         iterator is not past-the-end.
 395         * include/bits/stl_multimap.h (multimap::extract(const_iterator)):
 396         Likewise.
 397         * include/bits/stl_multiset.h (multiset::extract(const_iterator)):
 398         Likewise.
 399         * include/bits/stl_set.h (set::extract(const_iterator)): Likewise.
 400         * include/bits/unordered_map.h (unordered_map::extract(const_iterator))
 401         (unordered_multimap::extract(const_iterator)): Likewise.
 402         * include/bits/unordered_set.h (unordered_set::extract(const_iterator))
 403         (unordered_multiset::extract(const_iterator)): Likewise.
 404
 405 2016-09-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 406
 407         PR libstdc++/77717
 408         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
 409         Fix an out-of-bounds access.
 410
 411 2016-09-26  Marek Polacek  <polacek@redhat.com>
 412
 413         PR c/7652
 414         * libsupc++/hash_bytes.cc: Add [[gnu::fallthrough]].
 415
 416 2016-09-25  François Dumont  <fdumont@gcc.gnu.org>
 417
 418         * src/c++11/debug.cc: Include debug/vector. Include cctype. Remove
 419         functional.
 420         (get_safe_base_mutex): Get mutex based on address lowest non nil bits.
 421         * testsuite/23_containers/vector/debug/mutex_association.cc: New.
 422
 423         * include/debug/bitset (bitset::reference::reference(const _Base_ref&,
 424         bitset*)): Remove __unused__ attribute.
 425         * include/debug/safe_base.h (_Safe_iterator_base): Make
 426         _Safe_sequence_base a friend.
 427         (_Safe_iterator_base::_M_attach): Make protected.
 428         (_Safe_iterator_base::_M_attach_single): Likewise.
 429         (_Safe_iterator_base::_M_detach): Likewise.
 430         (_Safe_iterator_base::_M_detach_single): Likewise.
 431         (_Safe_sequence_base): Make _Safe_iterator_base a friend.
 432         (_Safe_sequence_base::_Safe_sequence_base(_Safe_sequence_base&&)): New.
 433         (_Safe_sequence_base::_M_swap): Make protected.
 434         (_Safe_sequence_base::_M_attach): Make private.
 435         (_Safe_sequence_base::_M_attach_single): Likewise.
 436         (_Safe_sequence_base::_M_detach): Likewise.
 437         (_Safe_sequence_base::_M_detach_single): Likewise.
 438         * include/debug/safe_container.h
 439         (_Safe_container::_Safe_container(_Safe_container&&)): Make default.
 440         * include/debug/safe_iterator.h
 441         (_Safe_iterator::operator++()): Name __scoped_lock instance.
 442         * include/debug/safe_iterator.tcc: Remove trailing line.
 443         * include/debug/safe_unordered_base.h
 444         (_Safe_local_iterator_base::_M_attach): Make protected.
 445         (_Safe_local_iterator_base::_M_attach_single): Likewise.
 446         (_Safe_local_iterator_base::_M_detach): Likewise.
 447         (_Safe_local_iterator_base::_M_detach_single): Likewise.
 448         (_Safe_unordered_container_base): Make _Safe_local_iterator_base friend.
 449         (_Safe_unordered_container_base::_M_attach_local): Make private.
 450         (_Safe_unordered_container_base::_M_attach_local_single): Likewise.
 451         (_Safe_unordered_container_base::_M_detach_local): Likewise.
 452         (_Safe_unordered_container_base::_M_detach_local_single): Likewise.
 453
 454         * include/parallel/algo.h: Generalize usage of std::__iterator_category.
 455         Adjust whitespaces.
 456
 457 2016-09-23  Jonathan Wakely  <jwakely@redhat.com>
 458
 459         PR libstdc++/56166
 460         PR libstdc++/77582
 461         * include/bits/basic_string.h (basic_string::clear()): Drop reference
 462         and use empty rep.
 463         * include/ext/rc_string_base.h (__rc_string_base::_M_clear()):
 464         Likewise.
 465         * testsuite/21_strings/basic_string/56166.cc: New.
 466         * testsuite/ext/vstring/modifiers/clear/56166.cc: New.
 467
 468         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 469         (basic_string::erase(size_type, size_type)): Add fast path for
 470         truncating the string, by calling _M_set_length directly.
 471         (basic_string::erase(__const_iterator, __const_iterator)): Likewise.
 472         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 473         (basic_string::resize(size_type, _CharT)): Likewise.
 474
 475 2016-09-22  Jason Merrill  <jason@redhat.com>
 476
 477         * configure.ac: Define HAVE_MEMALIGN for newlib.
 478
 479 2015-09-23  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 480
 481         * config/cpu/m68k/atomicity.h: Adjust comment.
 482         * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Honor
 483         explicit atomicity_dir setup via configure.host.
 484         * configure.host (rtems-*): Set atomicity_dir.
 485         * configure: Regenerate.
 486
 487 2016-09-22  Jonathan Wakely  <jwakely@redhat.com>
 488
 489         Implement C++17 node extraction and insertion (P0083R5)
 490         * doc/xml/manual/status_cxx2017.xml: Document status.
 491         * doc/html/*: Regenerate.
 492         * include/Makefile.am: Add bits/node_handle.h and reorder.
 493         * include/Makefile.in: Regenerate.
 494         * include/bits/hashtable.h (_Hashtable::node_type)
 495         (_Hashtable::insert_return_type, _Hashtable::_M_reinsert_node)
 496         (_Hashtable::_M_reinsert_node_multi, _Hashtable::extract)
 497         (_Hashtable::_M_merge_unique, _Hashtable::_M_merge_multi): Define.
 498         (_Hash_merge_helper): Define primary template.
 499         * include/bits/node_handle.h: New header.
 500         * include/bits/stl_map.h (map): Declare _Rb_tree_merge_helper as
 501         friend.
 502         (map::node_type, map::insert_return_type, map::extract, map::merge)
 503         (map::insert(node_type&&), map::insert(const_iterator, node_type&&)):
 504         Define new members.
 505         (_Rb_tree_merge_helper): Specialize for map.
 506         * include/bits/stl_multimap.h (multimap): Declare _Rb_tree_merge_helper
 507         as friend.
 508         (multimap::node_type, multimap::extract, multimap::merge)
 509         (multimap::insert(node_type&&))
 510         (multimap::insert(const_iterator, node_type&&)): Define.
 511         (_Rb_tree_merge_helper): Specialize for multimap.
 512         * include/bits/stl_multiset.h (multiset): Declare _Rb_tree_merge_helper
 513         as friend.
 514         (multiset::node_type, multiset::extract, multiset::merge)
 515         (multiset::insert(node_type&&))
 516         (multiset::insert(const_iterator, node_type&&)): Define.
 517         * include/bits/stl_set.h (set): Declare _Rb_tree_merge_helper as
 518         friend.
 519         (set::node_type, set::insert_return_type, set::extract, set::merge)
 520         (set::insert(node_type&&), set::insert(const_iterator, node_type&&)):
 521         Define.
 522         (_Rb_tree_merge_helper): Specialize for set.
 523         * include/bits/stl_tree.h (_Rb_tree): Declare _Rb_tree<> as friend.
 524         (_Rb_tree::node_type, _Rb_tree::insert_return_type)
 525         (_Rb_tree::_M_reinsert_node_unique, _Rb_tree::_M_reinsert_node_equal)
 526         (_Rb_tree::_M_reinsert_node_hint_unique)
 527         (_Rb_tree::_M_reinsert_node_hint_equal, _Rb_tree::extract)
 528         (_Rb_tree::_M_merge_unique, _Rb_tree::_M_merge_equal): Define.
 529         (_Rb_tree_merge_helper): Specialize for multiset.
 530         * include/bits/unordered_map.h (unordered_map): Declare
 531         unordered_map<> and unordered_multimap<> as friends.
 532         (unordered_map::node_type, unordered_map::insert_return_type)
 533         (unordered_map::extract, unordered_map::merge)
 534         (unordered_map::insert(node_type&&))
 535         (unordered_map::insert(const_iterator, node_type&&))
 536         (unordered_multimap): Declare _Hash_merge_helper as friend.
 537         (unordered_multimap::node_type, unordered_multimap::extract)
 538         (unordered_multimap::merge, unordered_multimap::insert(node_type&&))
 539         (unordered_multimap::insert(const_iterator, node_type&&)): Define.
 540         (_Hash_merge_helper): Specialize for unordered maps and multimaps.
 541         * include/bits/unordered_set.h (unordered_set, unordered_multiset):
 542         Declare _Hash_merge_helper as friend.
 543         (unordered_set::node_type, unordered_set::insert_return_type)
 544         (unordered_set::extract, unordered_set::merge)
 545         (unordered_set::insert(node_type&&))
 546         (unordered_set::insert(const_iterator, node_type&&)): Define.
 547         (unordered_multiset::node_type, unordered_multiset::extract)
 548         (unordered_multiset::merge, unordered_multiset::insert(node_type&&))
 549         (unordered_multiset::insert(const_iterator, node_type&&)): Define.
 550         (_Hash_merge_helper): Specialize for unordered sets and multisets.
 551         * include/debug/map.h (map): Add using declarations or forwarding
 552         functions for new members.
 553         * include/debug/map.h (multimap): Likewise.
 554         * include/debug/map.h (multiset): Likewise.
 555         * include/debug/map.h (set): Likewise.
 556         * include/debug/unordered_map (unordered_map, unordered_multimap):
 557         Likewise.
 558         * include/debug/unordered_set( unordered_set, unordered_multiset):
 559         Likewise.
 560         * python/libstdcxx/v6/printers.py (get_value_from_aligned_membuf): New
 561         helper function.
 562         (get_value_from_list_node, get_value_from_Rb_tree_node): Use helper.
 563         (StdNodeHandlePrinter): Define printer for node handles.
 564         (build_libstdcxx_dictionary): Register StdNodeHandlePrinter.
 565         * testsuite/23_containers/map/modifiers/extract.cc: New.
 566         * testsuite/23_containers/map/modifiers/merge.cc: New.
 567         * testsuite/23_containers/multimap/modifiers/extract.cc: New.
 568         * testsuite/23_containers/multimap/modifiers/merge.cc: New.
 569         * testsuite/23_containers/multiset/modifiers/extract.cc: New.
 570         * testsuite/23_containers/multiset/modifiers/merge.cc: New.
 571         * testsuite/23_containers/set/modifiers/extract.cc: New.
 572         * testsuite/23_containers/set/modifiers/merge.cc: New.
 573         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
 574         * testsuite/23_containers/unordered_map/modifiers/merge.cc: New.
 575         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc:
 576         New.
 577         * testsuite/23_containers/unordered_multimap/modifiers/merge.cc: New.
 578         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc:
 579         New.
 580         * testsuite/23_containers/unordered_multiset/modifiers/merge.cc: New.
 581         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
 582         * testsuite/23_containers/unordered_set/modifiers/merge.cc: New.
 583         * testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
 584         dg-error lineno.
 585         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test node handles.
 586
 587 2016-09-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
 588
 589         Fix tests on old arm platforms for optional.
 590         * testsuite/20_util/optional/77288.cc: Don't use exception_ptr.
 591
 592 2016-09-22  Jonathan Wakely  <jwakely@redhat.com>
 593
 594         * python/libstdcxx/v6/printers.py (StdVariantPrinter): Adjust for
 595         recent change to _Variant_storage.
 596         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test variant with
 597         reference type.
 598
 599         * include/bits/uses_allocator.h (__uses_allocator_construct): Qualify
 600         std::forward and ::new. Cast pointer to void*.
 601         * include/std/variant (_Variant_storage, _Union, _Variant_base)
 602         (__access, __visit_invoke, variant, visit): Qualify std::forward.
 603         * testsuite/20_util/variant/compile.cc: Test for ADL problems.
 604
 605 2016-09-22  Tim Shen  <timshen@google.com>
 606
 607         * include/std/variant (variant::operator=): Fix assignment
 608         on references.
 609         * testsuite/20_util/variant/compile.cc: Add test.
 610
 611 2016-09-22  Tim Shen  <timshen@google.com>
 612
 613         PR libstdc++/77641
 614         * include/std/variant (_Variant_storage::_Variant_storage):
 615         Change _Variant_storage's union to be default constructible.
 616         * testsuite/20_util/variant/compile.cc: New test.
 617
 618 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 619
 620         PR libstdc++/77288
 621         * include/std/optional (__is_optional_impl, __is_optional): Remove.
 622         (__converts_from_optional, __assigns_from_optional): New.
 623         (optional(_Up&&)): Use is_same instead of __is_optional.
 624         (optional(const optional<_Up>&)): Constrain with
 625         __converts_from_optional.
 626         (optional(optional<_Up>&&)): Likewise.
 627         (operator=(_Up&&)): Use is_same instead of __is_optional, check
 628         is_same and is_scalar.
 629         (operator=(const optional<_Up>&)): Constrain with
 630         __converts_from_optional and __assigns_from_optional.
 631         (operator=(optional<_Up>&&)): Likewise.
 632         * testsuite/20_util/optional/77288.cc: New.
 633         * testsuite/20_util/optional/cons/value.cc: Adjust.
 634
 635 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 636
 637         Implement LWG 2729 for tuple.
 638         * include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
 639         Suppress conditionally.
 640         (_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
 641         (__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
 642         (_Tuple_impl(const _Head&)): Constrain.
 643         (_Tuple_impl(_UHead&&)): Likewise.
 644         (_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
 645         (_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
 646         (_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
 647         (operator=(const tuple&)): Enable conditionally.
 648         (operator=(tuple&&)): Suppress conditionally.
 649         (operator=(const tuple<_UElements...>&)): Constrain.
 650         (operator=(tuple<_UElements...>&&)): Likewise.
 651         (operator=(const tuple&)): Enable conditionally (2-param tuple).
 652         (operator=(tuple&&)): Suppress conditionally (2-param tuple).
 653         (operator=(const tuple<_U1, _U2>&)): Constrain.
 654         (operator=(tuple<_U1, _U2>&&)): Likewise.
 655         (operator=(const pair<_U1, _U2>&)): Likewise.
 656         (operator=(pair<_U1, _U2>&&)): Likewise.
 657         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
 658         * testsuite/20_util/tuple/tuple_traits.cc: New.
 659
 660 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 661
 662         PR libstdc++/77537
 663         Implement LWG 2729 for pair.
 664         * include/bits/stl_pair.h (_PCC): New.
 665         (_ConstructiblePair, _ImplicitlyConvertiblePair):
 666         Turn into static member functions of _PCC.
 667         (_MoveConstructiblePair, _ImplicitlyMoveConvertiblePair): Likewise.
 668         (_PCCP): New.
 669         (pair(const _T1&, const _T2&)): Adjust.
 670         (_PCCFP): New.
 671         (pair(const pair<_U1, _U2>&)): Adjust.
 672         (pair(_U1&&, const _T2&)): Likewise.
 673         (pair(const _T1&, _U2&&)): Likewise.
 674         (pair(_U1&&, _U2&&)): Likewise.
 675         (pair(pair<_U1, _U2>&&)): Likewise.
 676         (operator=(const pair&)): Make conditionally deleted.
 677         (operator=(pair&&)): Make conditionally suppressed.
 678         (operator=(const pair<_U1, _U2>&)): Constrain.
 679         (operator=(pair<_U1, _U2>&&): Likewise.
 680         * include/std/type_traits (__nonesuch): New.
 681         * testsuite/20_util/pair/traits.cc: New.
 682
 683 2016-09-20  Ville Voutilainen  <ville.voutilainen@gmail.com>
 684
 685         PR libstdc++/77619
 686         * include/bits/stl_construct.h: (_Construct_novalue): New.
 687         (_Destroy_n_aux, _Destroy_n): New.
 688         * include/bits/stl_uninitialized.h: (type_traits):
 689         New include in C++11 mode.
 690         (__uninitialized_default_novalue_1): New.
 691         (__uninitialized_default_novalue_n_1): Likewise.
 692         (__uninitialized_default_novalue): Likewise.
 693         (__uninitialized_default_novalue_n): Likewise.
 694         (__uninitialized_copy_n_pair): Likewise.
 695         (uninitialized_default_construct):
 696         Use __uninitialized_default_novalue.
 697         (uninitialized_default_construct_n):
 698         Use __uninitialized_default_novalue_n.
 699         (uninitialized_value_construct): Use __uninitialized_default.
 700         (uninitialized_value_construct_n): Use __uninitialized_default_n.
 701         (uninitialized_move): Use uninitialized_copy.
 702         (uninitialized_move_n): Use __uninitialized_copy_n_pair.
 703         (destroy_at): Use _Destroy.
 704         (destroy): Likewise.
 705         (destroy_n): Likewise.
 706         * testsuite/20_util/specialized_algorithms/
 707         memory_management_tools/1.cc: Add tests for exceptions,
 708         add tests for trivial cases for construct and move.
 709
 710 2016-09-20  Jonathan Wakely  <jwakely@redhat.com>
 711
 712         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
 713         (DequeWorkerBase.index, VectorWorkerBase.get): Use // for division.
 714
 715 2016-09-19  Jonathan Wakely  <jwakely@redhat.com>
 716
 717         PR libstdc++/77645
 718         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
 719         (DequeWorkerBase.index, VectorWorkerBase.get): Cast results of
 720         division to int to work with Python 3.
 721
 722         * testsuite/lib/gdb-test.exp (gdb-test): Fail if Python error occurs.
 723
 724         * python/libstdcxx/v6/printers.py (SingleObjContainerPrinter): Allow
 725         display_hint to be set by subclasses.
 726         (StdVariantPrinter): Use array for display_hint. Adjust output to be
 727         more similar to std::any and std::optional output.
 728         (register_type_printers): Add type printers for basic_string_view
 729         typedefs and experimental::any. Adjust type printers for
 730         fundamentals_v1 templates to match fundamentals_v2 and later.
 731         * testsuite/libstdc++-prettyprinters/cxx17.cc: New.
 732
 733         PR libstdc++/77645
 734         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.index): Rename
 735         argument.
 736         (ListWorkerBase.get_value_from_node): Define new method.
 737         (ListFrontWorker.__call__, ListBackWorker.__call__): Use it.
 738
 739 2016-09-17  Jonathan Wakely  <jwakely@redhat.com>
 740
 741         * python/libstdcxx/v6/printers.py (StdVariantPrinter): Define.
 742         (StdExpAnyPrinter, StdExpOptionalPrinter, StdExpStringViewPrinter):
 743         Register for C++17 components in namespace std. Strip inline namespace
 744         from typename.
 745
 746 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 747
 748         * doc/xml/manual/profile_mode.xml: Fix typo.
 749         * doc/html/manual/profile_mode_devel.html: Regenerate.
 750
 751 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 752             Marc Glisse  <marc.glisse@inria.fr>
 753
 754         * libsupc++/new_opa.cc [_GLIBCXX_HAVE_ALIGNED_ALLOC]
 755         (operator new(size_t, align_val_t)): Replace modulus operator with
 756         mask.
 757
 758 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 759
 760         * libsupc++/new_opa.cc [_GLIBCXX_HAVE_POSIX_MEMALIGN] (aligned_alloc):
 761         Increase alignment if less than sizeof(void*).
 762         [_GLIBCXX_HAVE_ALIGNED_ALLOC] (operator new(size_t, align_val_t)):
 763         Increase size if not a multiple of alignment.
 764
 765 2016-09-15  Jonathan Wakely  <jwakely@redhat.com>
 766
 767         * doc/xml/manual/debug_mode.xml: Minor editorial fixes.
 768         * doc/html/*: Regenerate.
 769
 770         * testsuite/23_containers/vector/debug/insert6_neg.cc: Remove
 771         -Wno-deprecated.
 772         * testsuite/util/debug/checks.h (generate_unique<bool>): Specialize.
 773
 774 2016-09-14  Marek Polacek  <polacek@redhat.com>
 775
 776         * testsuite/23_containers/vector/debug/insert6_neg.cc: Use
 777         -Wno-deprecated.
 778
 779 2016-09-14  Christophe Lyon  <christophe.lyon@linaro.org>
 780
 781         * testsuite/23_containers/vector/bool/modifiers/insert/31370.cc:
 782         Move dg-do directive before dg-skip.
 783         * testsuite/21_strings/debug/iterator_self_move_assign_neg.cc:
 784         Move dg-do directive before dg-require.
 785         * testsuite/21_strings/debug/self_move_assign_neg.cc: Likewise.
 786         * testsuite/23_containers/vector/debug/57779_neg.cc: Likewise.
 787         * testsuite/23_containers/vector/debug/60587_neg.cc: Likewise.
 788         * testsuite/23_containers/vector/debug/assign1_neg.cc: Likewise.
 789         * testsuite/23_containers/vector/debug/assign2_neg.cc: Likewise.
 790         * testsuite/23_containers/vector/debug/assign3_neg.cc: Likewise.
 791         * testsuite/23_containers/vector/debug/construct1_neg.cc: Likewise.
 792         * testsuite/23_containers/vector/debug/construct2_neg.cc: Likewise.
 793         * testsuite/23_containers/vector/debug/construct3_neg.cc: Likewise.
 794         * testsuite/23_containers/vector/debug/insert1_neg.cc: Likewise.
 795         * testsuite/23_containers/vector/debug/insert2_neg.cc: Likewise.
 796         * testsuite/23_containers/vector/debug/insert3_neg.cc: Likewise.
 797         * testsuite/23_containers/vector/debug/insert5_neg.cc: Likewise.
 798         * testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Likewise.
 799         * testsuite/25_algorithms/partial_sort_copy/debug/irreflexive_neg.cc:
 800         Likewise.
 801         * testsuite/25_algorithms/pop_heap/empty2_neg.cc: Likewise.
 802         * testsuite/25_algorithms/pop_heap/empty_neg.cc: Likewise.
 803         * testsuite/27_io/objects/char/12048-5.cc: Likewise.
 804         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Likewise.
 805         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
 806
 807 2016-09-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 808
 809         Implement P0040R3, Extending memory management tools.
 810         * include/bits/stl_uninitialized.h (utility): New include
 811         in C++17 mode.
 812         (uninitialized_default_construct): New.
 813         (uninitialized_default_construct_n): Likewise.
 814         (uninitialized_value_construct): Likewise.
 815         (uninitialized_value_construct_n): Likewise.
 816         (uninitialized_move): Likewise.
 817         (uninitialized_move_n): Likewise.
 818         (destroy_at, destroy, destroy_n): Likewise.
 819         * testsuite/20_util/specialized_algorithms/memory_management_tools/
 820         1.cc: New.
 821
 822 2016-09-12  Jason Merrill  <jason@redhat.com>
 823
 824         * config/abi/pre/gnu.ver: Use [jmy] for size_t.
 825
 826 2016-09-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 827
 828         Implement P0253R1, Fixing a design mistake in the searchers
 829         interface in Library Fundamentals.
 830         * include/std/functional: (utility): New include in C++17 mode.
 831         (default_searcher): Use a pair as return type, adjust the definition.
 832         (boyer_moore_searcher): Likewise.
 833         (boyer_moore_horspool_searcher): Likewise.
 834         * testsuite/20_util/function_objects/searchers.cc: Adjust.
 835
 836 2016-09-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 837
 838         Implement C++17 string searchers.
 839         * include/std/functional: (unordered_map, vector): New includes
 840         in C++17 mode.
 841         (array, bits/stl_algo.h): Likewise.
 842         (default_searcher, __boyer_moore_map_base): New.
 843         (__boyer_moore_array_base, __is_std_equal_to): Likewise.
 844         (__boyer_moore_base_t, boyer_moore_searcher): Likewise.
 845         (boyer_moore_horspool_searcher, make_default_searcher): Likewise.
 846         (make_boyer_moore_searcher): Likewise.
 847         (make_boyer_moore_horspool_searcher): Likewise.
 848         * testsuite/20_util/function_objects/searchers.cc: New.
 849
 850 2016-09-12  Matthew Wahab  <matthew.wahab@arm.com>
 851
 852         * testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc:
 853         Move dg-do directive before dg-require.
 854         * testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc: Likewise.
 855         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
 856         Likewise.
 857         * testsuite/22_locale/codecvt/utf8.cc: Likewise.
 858         * testsuite/22_locale/locale/cons/unicode.cc: Likewise.
 859         * testsuite/23_containers/deque/debug/assign1_neg.cc: Likewise.
 860         * testsuite/23_containers/deque/debug/assign2_neg.cc: Likewise.
 861         * testsuite/23_containers/deque/debug/assign3_neg.cc: Likewise.
 862         * testsuite/23_containers/deque/debug/construct1_neg.cc: Likewise.
 863         * testsuite/23_containers/deque/debug/construct2_neg.cc: Likewise.
 864         * testsuite/23_containers/deque/debug/construct3_neg.cc: Likewise.
 865         * testsuite/23_containers/deque/debug/insert1_neg.cc: Likewise.
 866         * testsuite/23_containers/deque/debug/insert2_neg.cc: Likewise.
 867         * testsuite/23_containers/deque/debug/insert3_neg.cc: Likewise.
 868         * testsuite/23_containers/deque/debug/insert5_neg.cc: Likewise.
 869         * testsuite/23_containers/deque/debug/iterator_self_move_assign_neg.cc:
 870         Likewise.
 871         * testsuite/23_containers/deque/debug/self_move_assign_neg.cc:
 872         Likewise.
 873         * testsuite/23_containers/deque/debug/shrink_to_fit.cc: Likewise.
 874         * testsuite/23_containers/forward_list/debug/60499.cc: Likewise.
 875         * testsuite/23_containers/forward_list/debug/construct1_neg.cc:
 876         Likewise.
 877         * testsuite/23_containers/forward_list/debug/construct2_neg.cc:
 878         Likewise.
 879         * testsuite/23_containers/forward_list/debug/construct3_neg.cc:
 880         Likewise.
 881         * testsuite/23_containers/forward_list/debug/erase_after1_neg.cc:
 882         Likewise.
 883         * testsuite/23_containers/forward_list/debug/erase_after2_neg.cc:
 884         Likewise.
 885         * testsuite/23_containers/forward_list/debug/erase_after3_neg.cc:
 886         Likewise.
 887         * testsuite/23_containers/forward_list/debug/erase_after4_neg.cc:
 888         Likewise.
 889         * testsuite/23_containers/forward_list/debug/erase_after5_neg.cc:
 890         Likewise.
 891         * testsuite/23_containers/forward_list/debug/erase_after6_neg.cc:
 892         Likewise.
 893         * testsuite/23_containers/forward_list/debug/erase_after7_neg.cc:
 894         Likewise.
 895         * testsuite/23_containers/forward_list/debug/erase_after8_neg.cc:
 896         Likewise.
 897         * testsuite/23_containers/forward_list/debug/erase_after9_neg.cc:
 898         Likewise.
 899         * testsuite/23_containers/forward_list/debug/insert_after1_neg.cc:
 900         Likewise.
 901         * testsuite/23_containers/forward_list/debug/insert_after2_neg.cc:
 902         Likewise.
 903         * testsuite/23_containers/forward_list/debug/insert_after3_neg.cc:
 904         Likewise.
 905         * testsuite/23_containers/forward_list/debug/insert_after4_neg.cc:
 906         Likewise.
 907         * testsuite/23_containers/forward_list/debug/
 908         iterator_self_move_assign_neg.cc: Likewise.
 909         * testsuite/23_containers/forward_list/debug/self_move_assign_neg.cc:
 910         Likewise.
 911         * testsuite/23_containers/forward_list/debug/splice_after1_neg.cc:
 912         Likewise.
 913         * testsuite/23_containers/forward_list/debug/splice_after2_neg.cc:
 914         Likewise.
 915         * testsuite/23_containers/forward_list/debug/splice_after3_neg.cc:
 916         Likewise.
 917         * testsuite/23_containers/forward_list/debug/splice_after4_neg.cc:
 918         Likewise.
 919         * testsuite/23_containers/forward_list/debug/splice_after5_neg.cc:
 920         Likewise.
 921         * testsuite/23_containers/forward_list/debug/splice_after6_neg.cc:
 922         Likewise.
 923         * testsuite/23_containers/forward_list/debug/splice_after7_neg.cc:
 924         Likewise.
 925         * testsuite/23_containers/list/debug/assign1_neg.cc: Likewise.
 926         * testsuite/23_containers/list/debug/assign2_neg.cc: Likewise.
 927         * testsuite/23_containers/list/debug/assign3_neg.cc: Likewise.
 928         * testsuite/23_containers/list/debug/construct1_neg.cc: Likewise.
 929         * testsuite/23_containers/list/debug/construct2_neg.cc: Likewise.
 930         * testsuite/23_containers/list/debug/construct3_neg.cc: Likewise.
 931         * testsuite/23_containers/list/debug/insert1_neg.cc: Likewise.
 932         * testsuite/23_containers/list/debug/insert2_neg.cc: Likewise.
 933         * testsuite/23_containers/list/debug/insert3_neg.cc: Likewise.
 934         * testsuite/23_containers/list/debug/insert5_neg.cc: Likewise.
 935         * testsuite/23_containers/list/debug/iterator_self_move_assign_neg.cc:
 936         Likewise.
 937         * testsuite/23_containers/list/debug/self_move_assign_neg.cc: Likewise.
 938         * testsuite/23_containers/map/debug/60499.cc: Likewise.
 939         * testsuite/23_containers/map/debug/construct1_neg.cc: Likewise.
 940         * testsuite/23_containers/map/debug/construct2_neg.cc: Likewise.
 941         * testsuite/23_containers/map/debug/construct3_neg.cc: Likewise.
 942         * testsuite/23_containers/map/debug/insert1_neg.cc: Likewise.
 943         * testsuite/23_containers/map/debug/insert2_neg.cc: Likewise.
 944         * testsuite/23_containers/map/debug/insert3_neg.cc: Likewise.
 945         * testsuite/23_containers/map/debug/iterator_self_move_assign_neg.cc:
 946         Likewise.
 947         * testsuite/23_containers/map/debug/self_move_assign_neg.cc: Likewise.
 948         * testsuite/23_containers/multimap/debug/60499.cc: Likewise.
 949         * testsuite/23_containers/multimap/debug/construct1_neg.cc: Likewise.
 950         * testsuite/23_containers/multimap/debug/construct2_neg.cc: Likewise.
 951         * testsuite/23_containers/multimap/debug/construct3_neg.cc: Likewise.
 952         * testsuite/23_containers/multimap/debug/insert1_neg.cc: Likewise.
 953         * testsuite/23_containers/multimap/debug/insert2_neg.cc: Likewise.
 954         * testsuite/23_containers/multimap/debug/insert3_neg.cc: Likewise.
 955         * testsuite/23_containers/multimap/debug/
 956         iterator_self_move_assign_neg.cc: Likewise.
 957         * testsuite/23_containers/multimap/debug/self_move_assign_neg.cc:
 958         Likewise.
 959         * testsuite/23_containers/multiset/debug/60499.cc: Likewise.
 960         * testsuite/23_containers/multiset/debug/construct1_neg.cc: Likewise.
 961         * testsuite/23_containers/multiset/debug/construct2_neg.cc: Likewise.
 962         * testsuite/23_containers/multiset/debug/construct3_neg.cc: Likewise.
 963         * testsuite/23_containers/multiset/debug/insert1_neg.cc: Likewise.
 964         * testsuite/23_containers/multiset/debug/insert2_neg.cc: Likewise.
 965         * testsuite/23_containers/multiset/debug/insert3_neg.cc: Likewise.
 966         * testsuite/23_containers/multiset/debug/
 967         iterator_self_move_assign_neg.cc: Likewise.
 968         * testsuite/23_containers/multiset/debug/self_move_assign_neg.cc:
 969         Likewise.
 970         * testsuite/23_containers/set/debug/60499.cc: Likewise.
 971         * testsuite/23_containers/set/debug/construct1_neg.cc: Likewise.
 972         * testsuite/23_containers/set/debug/construct2_neg.cc: Likewise.
 973         * testsuite/23_containers/set/debug/construct3_neg.cc: Likewise.
 974         * testsuite/23_containers/set/debug/insert1_neg.cc: Likewise.
 975         * testsuite/23_containers/set/debug/insert2_neg.cc: Likewise.
 976         * testsuite/23_containers/set/debug/insert3_neg.cc: Likewise.
 977         * testsuite/23_containers/set/debug/iterator_self_move_assign_neg.cc:
 978         Likewise.
 979         * testsuite/23_containers/set/debug/self_move_assign_neg.cc: Likewise.
 980         * testsuite/23_containers/unordered_map/debug/60499.cc: Likewise.
 981         * testsuite/23_containers/unordered_map/debug/begin1_neg.cc: Likewise.
 982         * testsuite/23_containers/unordered_map/debug/begin2_neg.cc: Likewise.
 983         * testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc:
 984         Likewise.
 985         * testsuite/23_containers/unordered_map/debug/cbegin_neg.cc: Likewise.
 986         * testsuite/23_containers/unordered_map/debug/cend_neg.cc: Likewise.
 987         * testsuite/23_containers/unordered_map/debug/construct1_neg.cc:
 988         Likewise.
 989         * testsuite/23_containers/unordered_map/debug/construct2_neg.cc:
 990         Likewise.
 991         * testsuite/23_containers/unordered_map/debug/construct3_neg.cc:
 992         Likewise.
 993         * testsuite/23_containers/unordered_map/debug/end1_neg.cc: Likewise.
 994         * testsuite/23_containers/unordered_map/debug/end2_neg.cc: Likewise.
 995         * testsuite/23_containers/unordered_map/debug/insert1_neg.cc: Likewise.
 996         * testsuite/23_containers/unordered_map/debug/insert2_neg.cc: Likewise.
 997         * testsuite/23_containers/unordered_map/debug/insert3_neg.cc: Likewise.
 998         * testsuite/23_containers/unordered_map/debug/
 999         invalid_local_iterator_compare_neg.cc: Likewise.
1000         * testsuite/23_containers/unordered_map/debug/
1001         invalid_local_iterator_range_neg.cc: Likewise.
1002         * testsuite/23_containers/unordered_map/debug/
1003         iterator_self_move_assign_neg.cc: Likewise.
1004         * testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc:
1005         Likewise.
1006         * testsuite/23_containers/unordered_map/debug/self_move_assign_neg.cc:
1007         Likewise.
1008         * testsuite/23_containers/unordered_map/debug/
1009         use_erased_local_iterator_neg.cc: Likewise.
1010         * testsuite/23_containers/unordered_map/debug/
1011         use_invalid_iterator_neg.cc: Likewise.
1012         * testsuite/23_containers/unordered_map/debug/
1013         use_invalid_local_iterator_neg.cc: Likewise.
1014         * testsuite/23_containers/unordered_multimap/debug/60499.cc: Likewise.
1015         * testsuite/23_containers/unordered_multimap/debug/begin1_neg.cc:
1016         Likewise.
1017         * testsuite/23_containers/unordered_multimap/debug/begin2_neg.cc:
1018         Likewise.
1019         * testsuite/23_containers/unordered_multimap/debug/bucket_size_neg.cc:
1020         Likewise.
1021         * testsuite/23_containers/unordered_multimap/debug/cbegin_neg.cc:
1022         Likewise.
1023         * testsuite/23_containers/unordered_multimap/debug/cend_neg.cc:
1024         Likewise.
1025         * testsuite/23_containers/unordered_multimap/debug/construct1_neg.cc:
1026         Likewise.
1027         * testsuite/23_containers/unordered_multimap/debug/construct2_neg.cc:
1028         Likewise.
1029         * testsuite/23_containers/unordered_multimap/debug/construct3_neg.cc:
1030         Likewise.
1031         * testsuite/23_containers/unordered_multimap/debug/end1_neg.cc:
1032         Likewise.
1033         * testsuite/23_containers/unordered_multimap/debug/end2_neg.cc:
1034         Likewise.
1035         * testsuite/23_containers/unordered_multimap/debug/insert1_neg.cc:
1036         Likewise.
1037         * testsuite/23_containers/unordered_multimap/debug/insert2_neg.cc:
1038         Likewise.
1039         * testsuite/23_containers/unordered_multimap/debug/insert3_neg.cc:
1040         Likewise.
1041         * testsuite/23_containers/unordered_multimap/debug/
1042         invalid_local_iterator_compare_neg.cc: Likewise.
1043         * testsuite/23_containers/unordered_multimap/debug/
1044         invalid_local_iterator_range_neg.cc: Likewise.
1045         * testsuite/23_containers/unordered_multimap/debug/
1046         iterator_self_move_assign_neg.cc: Likewise.
1047         * testsuite/23_containers/unordered_multimap/debug/
1048         max_load_factor_neg.cc: Likewise.
1049         * testsuite/23_containers/unordered_multimap/debug/
1050         self_move_assign_neg.cc: Likewise.
1051         * testsuite/23_containers/unordered_multimap/debug/
1052         use_erased_local_iterator_neg.cc: Likewise.
1053         * testsuite/23_containers/unordered_multimap/debug/
1054         use_invalid_iterator_neg.cc: Likewise.
1055         * testsuite/23_containers/unordered_multimap/debug/
1056         use_invalid_local_iterator_neg.cc: Likewise.
1057         * testsuite/23_containers/unordered_multiset/debug/60499.cc:
1058         Likewise.
1059         * testsuite/23_containers/unordered_multiset/debug/begin1_neg.cc:
1060         Likewise.
1061         * testsuite/23_containers/unordered_multiset/debug/begin2_neg.cc:
1062         Likewise.
1063         * testsuite/23_containers/unordered_multiset/debug/bucket_size_neg.cc:
1064         Likewise.
1065         * testsuite/23_containers/unordered_multiset/debug/cbegin_neg.cc:
1066         Likewise.
1067         * testsuite/23_containers/unordered_multiset/debug/cend_neg.cc:
1068         Likewise.
1069         * testsuite/23_containers/unordered_multiset/debug/construct1_neg.cc:
1070         Likewise.
1071         * testsuite/23_containers/unordered_multiset/debug/construct2_neg.cc:
1072         Likewise.
1073         * testsuite/23_containers/unordered_multiset/debug/construct3_neg.cc:
1074         Likewise.
1075         * testsuite/23_containers/unordered_multiset/debug/end1_neg.cc:
1076         Likewise.
1077         * testsuite/23_containers/unordered_multiset/debug/end2_neg.cc:
1078         Likewise.
1079         * testsuite/23_containers/unordered_multiset/debug/insert1_neg.cc:
1080         Likewise.
1081         * testsuite/23_containers/unordered_multiset/debug/insert2_neg.cc:
1082         Likewise.
1083         * testsuite/23_containers/unordered_multiset/debug/insert3_neg.cc:
1084         Likewise.
1085         * testsuite/23_containers/unordered_multiset/debug/
1086         invalid_local_iterator_compare_neg.cc: Likewise.
1087         * testsuite/23_containers/unordered_multiset/debug/
1088         invalid_local_iterator_range_neg.cc: Likewise.
1089         * testsuite/23_containers/unordered_multiset/debug/
1090         iterator_self_move_assign_neg.cc: Likewise.
1091         * testsuite/23_containers/unordered_multiset/debug/
1092         max_load_factor_neg.cc: Likewise.
1093         * testsuite/23_containers/unordered_multiset/debug/
1094         self_move_assign_neg.cc: Likewise.
1095         * testsuite/23_containers/unordered_multiset/debug/
1096         use_erased_local_iterator_neg.cc: Likewise.
1097         * testsuite/23_containers/unordered_multiset/debug/
1098         use_invalid_iterator_neg.cc: Likewise.
1099         * testsuite/23_containers/unordered_multiset/debug/
1100         use_invalid_local_iterator_neg.cc: Likewise.
1101         *  testsuite/23_containers/unordered_set/debug/60499.cc: Likewise.
1102         * testsuite/23_containers/unordered_set/debug/begin1_neg.cc: Likewise.
1103         * testsuite/23_containers/unordered_set/debug/begin2_neg.cc: Likewise.
1104         * testsuite/23_containers/unordered_set/debug/bucket_size_neg.cc:
1105         Likewise.
1106         * testsuite/23_containers/unordered_set/debug/cbegin_neg.cc: Likewise.
1107         * testsuite/23_containers/unordered_set/debug/cend_neg.cc: Likewise.
1108         * testsuite/23_containers/unordered_set/debug/construct1_neg.cc:
1109         Likewise.
1110         * testsuite/23_containers/unordered_set/debug/construct2_neg.cc:
1111         Likewise.
1112         * testsuite/23_containers/unordered_set/debug/construct3_neg.cc:
1113         Likewise.
1114         * testsuite/23_containers/unordered_set/debug/end1_neg.cc: Likewise.
1115         * testsuite/23_containers/unordered_set/debug/end2_neg.cc: Likewise.
1116         * testsuite/23_containers/unordered_set/debug/insert1_neg.cc: Likewise.
1117         * testsuite/23_containers/unordered_set/debug/insert2_neg.cc: Likewise.
1118         * testsuite/23_containers/unordered_set/debug/insert3_neg.cc: Likewise.
1119         * testsuite/23_containers/unordered_set/debug/
1120         invalid_local_iterator_compare_neg.cc: Likewise.
1121         * testsuite/23_containers/unordered_set/debug/
1122         invalid_local_iterator_range_neg.cc: Likewise.
1123         * testsuite/23_containers/unordered_set/debug/
1124         iterator_self_move_assign_neg.cc: Likewise.
1125         * testsuite/23_containers/unordered_set/debug/
1126         max_load_factor_neg.cc: Likewise.
1127         * testsuite/23_containers/unordered_set/debug/
1128         self_move_assign_neg.cc: Likewise.
1129         * testsuite/23_containers/unordered_set/debug/
1130         use_erased_local_iterator_neg.cc: Likewise.
1131         * testsuite/23_containers/unordered_set/debug/
1132         use_invalid_iterator_neg.cc: Likewise.
1133         * testsuite/23_containers/unordered_set/debug/
1134         use_invalid_local_iterator_neg.cc: Likewise.
1135         * testsuite/23_containers/vector/debug/52433.cc: Likewise.
1136         * testsuite/23_containers/vector/debug/60499.cc: Likewise.
1137         * testsuite/23_containers/vector/debug/bool/shrink_to_fit.cc: Likewise.
1138         * testsuite/23_containers/vector/debug/
1139         iterator_self_move_assign_neg.cc: Likewise.
1140         * testsuite/23_containers/vector/debug/self_move_assign_neg.cc:
1141         Likewise.
1142         * testsuite/23_containers/vector/debug/shrink_to_fit.cc: Likewise.
1143         * testsuite/25_algorithms/pop_heap/complexity.cc: Likewise.
1144         * testsuite/25_algorithms/push_heap/complexity.cc: Likewise.
1145         * testsuite/25_algorithms/sort_heap/complexity.cc: Likewise.
1146         * testsuite/29_atomics/atomic/60658.cc: Likewise.
1147         * testsuite/29_atomics/atomic/60695.cc: Likewise.
1148         * testsuite/29_atomics/atomic/62259.cc: Likewise.
1149         * testsuite/29_atomics/atomic/64658.cc: Likewise.
1150         * testsuite/29_atomics/atomic/cons/49445.cc: Likewise.
1151         * testsuite/29_atomics/atomic/operators/51811.cc: Likewise.
1152         * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
1153         Likewise.
1154
1155 2016-09-11  Jonathan Wakely  <jwakely@redhat.com>
1156
1157         * libsupc++/new_opant.cc: Include exception_defines.h.
1158         * libsupc++/new_opvant.cc: Likewise.
1159
1160 2016-09-09  Jason Merrill  <jason@redhat.com>
1161
1162         Implement P0035R4, C++17 new of over-aligned types.
1163         * libsupc++/new: Declare aligned new/delete operators.
1164         * config/abi/pre/gnu.ver: Export them.
1165         * configure.ac: Check for aligned_alloc, posix_memalign, memalign,
1166         _aligned_malloc.
1167         * libsupc++/new_opa.cc: New.
1168         * libsupc++/new_opant.cc: New.
1169         * libsupc++/new_opva.cc: New.
1170         * libsupc++/new_opva.cc: New.
1171         * libsupc++/del_opa.cc: New.
1172         * libsupc++/del_opant.cc: New.
1173         * libsupc++/del_opsa.cc: New.
1174         * libsupc++/del_opva.cc: New.
1175         * libsupc++/del_opvant.cc: New.
1176         * libsupc++/del_opvsa.cc: New.
1177         * libsupc++/Makefile.am: Build them.
1178
1179 2016-09-05  Tim Shen  <timshen@google.com>
1180
1181         * include/std/variant: include bits/move.h for std::addressof.
1182
1183 2016-09-05  Mikhail Strelnikov  <mikhail.strelnikov@gmail.com>
1184
1185         * include/std/variant (_Variant_storage::_M_storage()): Use
1186         std::addressof instead of operator& to take address.
1187
1188 2016-09-02  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
1189
1190         * acinclude.m4 (GLIBCXX_CONFIGURE_TESTSUITE): Check for presence of
1191         setrlimit on both native and cross targets.
1192         * configure: Regenerate.
1193
1194 2016-08-31  Jonathan Wakely  <jwakely@redhat.com>
1195
1196         * include/bits/shared_ptr.h (_Assignable): New alias template.
1197         (shared_ptr::operator=(const shared_ptr<_Tp1>&))
1198         (shared_ptr::operator=(shared_ptr<_Tp1>&&))
1199         (shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with
1200         _Assignable.
1201         * include/bits/shared_ptr_base.h (_Assignable): New alias template.
1202         (__shared_ptr::operator=(const __shared_ptr<_Tp1>&))
1203         (__shared_ptr::operator=(__shared_ptr<_Tp1>&&))
1204         (__shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with
1205         _Assignable.
1206         (__shared_ptr::reset(_Tp1*), __shared_ptr::reset(_Tp1*, _Deleter))
1207         (__shared_ptr::reset(_Tp1*, _Deleter, _Alloc)): Constrain with
1208         _Convertible.
1209         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Change dg-error to
1210         match on any line.
1211         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
1212         * testsuite/20_util/shared_ptr/assign/sfinae.cc: New test.
1213         * testsuite/20_util/shared_ptr/assign/shared_ptr_neg.cc: Update
1214         expected errors. Remove unnecessary code.
1215         * testsuite/20_util/shared_ptr/modifiers/reset_sfinae.cc: New test.
1216
1217         * include/bits/stl_tree.h (_Rb_tree::operator=(_Rb_tree&&)): Move
1218         comparison object.
1219         * testsuite/23_containers/set/move_comparison.cc: New test.
1220
1221         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
1222         New test.
1223
1224 2016-08-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
1225
1226         PR libstdc++/77395
1227         * include/std/type_traits (is_constructible): Forward-declare...
1228         (__is_base_to_derived_ref): ...and use here.
1229         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
1230         * testsuite/20_util/is_constructible/77395.cc: New.
1231         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust.
1232         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
1233         Likewise.
1234         * testsuite/20_util/tuple/77395.cc: New.
1235
1236 2016-08-30  Uros Bizjak  <ubizjak@gmail.com>
1237
1238         * testsuite/22_locale/time_get/get/char/2.cc: Move dg-do run
1239         directive above dg-require-namedlocale directive.
1240         * testsuite/22_locale/time_get/get/wchar_t/2.cc: Ditto.
1241         * testsuite/27_io/manipulators/extended/get_time/char/2.cc: Ditto.
1242         * testsuite/27_io/manipulators/extended/get_time/wchar_t/2.cc: Ditto.
1243         * testsuite/27_io/manipulators/extended/put_time/char/2.cc: Ditto.
1244         * testsuite/27_io/manipulators/extended/put_time/wchar_t/2.cc: Ditto.
1245
1246 2016-08-27  Tim Shen  <timshen@google.com>
1247
1248         PR libstdc++/77356
1249         * include/bits/regex_compiler.tcc(_M_insert_bracket_matcher,
1250         _M_expression_term): Modify to support dash literal.
1251         * include/bits/regex_scanner.h: Add dash as a token type to make
1252         a different from the mandated dash literal by escaping.
1253         * include/bits/regex_scanner.tcc(_M_scan_in_bracket): Emit dash
1254         token in bracket expression parsing.
1255         * testsuite/28_regex/regression.cc: Add new testcases.
1256
1257 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1258
1259         PR libstdc++/51960
1260         * doc/xml/manual/intro.xml: Document DR 2127 change.
1261         * doc/html/*: Regenerate.
1262         * include/bits/stl_raw_storage_iter.h (operator=(_Tp&&)): Add.
1263         (operator++(), operator++(int)): Use injected class name.
1264         * testsuite/20_util/raw_storage_iterator/dr2127.cc: New test.
1265
1266         * testsuite/*: Use { target c++11 } or { target c++14 } instead of
1267         using -std in dg-options.
1268
1269 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1270             Pedro Alves  <palves@redhat.com>
1271
1272         * testsuite/lib/gdb-test.exp (gdb-dg-runtest): Define wrapper to save
1273         and restore dg-interpreter-batch-mode.
1274         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Use
1275         gdb-dg-runtest instead of dg-runtest.
1276         * testsuite/libstdc++-xmethods/xmethods.exp: Likewise.
1277
1278 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1279
1280         * config/abi/pre/gnu.ver (GLIBCXX_3.4, GLIBCXX_3.4.21): Use more
1281         precise patterns for basic_string constructors.
1282         (GLIBCXX_3.4.23): Export new constructors.
1283         * doc/xml/manual/intro.xml: Document LWG 2583 status.
1284         * doc/html/*: Regenerate.
1285         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
1286         (basic_string(const basic_string&, size_type, const Alloc&)): Add
1287         new constructor for LWG 2583.
1288         (basic_string(const basic_string&, size_type, size_type)): Remove
1289         default argument.
1290         [!_GLIBCXX_USE_CXX11_ABI]: Likewise.
1291         * include/bits/basic_string.tcc [!_GLIBCXX_USE_CXX11_ABI]: Define it.
1292         * testsuite/21_strings/basic_string/cons/char/8.cc: New test.
1293         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: New test.
1294
1295 2016-08-24  Aditya Kumar  <hiraditya@msn.com>
1296
1297         * include/bits/algorithmfwd.h: Remove trailing whitespace.
1298         * include/bits/shared_ptr_base.h: Likewise.
1299
1300 2016-08-23  Jonathan Wakely  <jwakely@redhat.com>
1301
1302         * include/debug/array (array): Add _GLIBCXX17_CONSTEXPR.
1303         * include/profile/array (array): Likewise.
1304         (array::swap): Fix exception specification for zero-sized arrays.
1305
1306         PR libstdc++/77334
1307         * include/bits/stl_tree.h (_Rb_tree::_M_move_assign): New functions.
1308         (_Rb_tree::operator=(_Rb_tree&&)): Dispatch to _M_move_assign.
1309         * testsuite/23_containers/map/77334.cc: New test.
1310
1311         * doc/xml/manual/using.xml: Remove reference to -pthreads option.
1312         * doc/html/*: Regenerate.
1313
1314         * testsuite/experimental/feat-cxx14.cc: Only preprocess, not compile.
1315         * testsuite/experimental/feat-lib-fund.cc: Likewise.
1316
1317         PR libstdc++/71771
1318         * include/bits/stl_iterator.h
1319         (operator-(reverse_iterator<Iter>, reverse_iterator<Iter>): Only
1320         define for C++98 mode.
1321         (operator-(move_iterator<Iter>, move_iterator<Iter>): Don't define.
1322         * testsuite/24_iterators/headers/iterator/synopsis.cc: Use
1323         -std=gnu++98.
1324         * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: New test.
1325         * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: New test.
1326         * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: New test.
1327         * testsuite/24_iterators/move_iterator/greedy_ops.cc: Don't test
1328         difference operator.
1329         * testsuite/24_iterators/reverse_iterator/greedy_ops.cc: Only test
1330         difference operator for C++98.
1331         * testsuite/24_iterators/reverse_iterator/71771.cc: New test.
1332
1333         * include/bits/c++config (_GLIBCXX17_CONSTEXPR): Define.
1334         * include/bits/range_access.h (begin, end, rbegin, rend, crbegin)
1335         (crend): Add _GLIBCXX17_CONSTEXPR as per P0031R0.
1336         * include/bits/stl_iterator.h (reverse_iterator, move_iterator)
1337         (__make_reverse_iterator, make_reverse_iterator, make_move_iterator):
1338         Likewise.
1339         * include/bits/stl_iterator_base_funcs.h (__distance, __advance): Add
1340         _GLIBCXX14_CONSTEXPR.
1341         (distance, advance, next, prev): Add _GLIBCXX17_CONSTEXPR.
1342         * include/std/array (array::begin, array::end, array::rbegin)
1343         (array::rend, array::cbegin, array:cend, array::crbegin)
1344         (array::crend, array::operator[], array::at, array::front)
1345         (array::back, array::data): Likewise.
1346         * testsuite/24_iterators/headers/iterator/range_access.cc: Replace
1347         with separate tests for C++11, C++14, and C++17.
1348         * testsuite/24_iterators/headers/iterator/range_access_c++11.cc: New.
1349         * testsuite/24_iterators/headers/iterator/range_access_c++14.cc: New.
1350         * testsuite/24_iterators/headers/iterator/range_access_c++17.cc: New.
1351
1352 2016-08-22  Tim Shen  <timshen@google.com>
1353
1354         Split _M_dfs() into smaller functions.
1355         * regex_executor.h(_M_handle_repeat, _M_handle_subexpr_begin)
1356         (_M_handle_subexpr_end, _M_handle_line_begin_assertion)
1357         (_M_handle_line_end_assertion, _M_handle_word_boundary)
1358         (_M_handle_subexpr_lookahead, _M_handle_match)
1359         (_M_handle_backref, _M_handle_accept, _M_handle_alternative):
1360         Add separate function declarations.
1361         * regex_executor.tcc: Split _M_dfs() into multiple handler functions.
1362
1363 2016-08-22  Gleb Natapov  <gleb@scylladb.com>
1364
1365         PR libstdc++/68297
1366         * config/abi/pre/gnu-versioned-namespace.ver: Export
1367         __cxa_init_primary_exception and std::exception_ptr(void*).
1368         * config/abi/pre/gnu.ver (CXXABI_1.3.11) : Add new symbol version and
1369         export __cxa_init_primary_exception and std::exception_ptr(void*).
1370         * include/Makefile.am: Add new headers.
1371         * include/Makefile.in: Regenerate.
1372         * libsupc++/Makefile.am: Add new headers.
1373         * libsupc++/Makefile.in: Regenerate.
1374         * libsupc++/cxxabi.h (__cxa_allocate_exception): Move to ...
1375         * libsupc++/cxxabi_init_exception.h: New header.
1376         (__cxa_init_primary_exception): Declare.
1377         * libsupc++/eh_throw.cc (__cxa_init_primary_exception): Define.
1378         (__cxa_throw): Use __cxa_init_primary_exception.
1379         * libsupc++/exception (std::exception): Move to ...
1380         * libsupc++/exception.h: New header.
1381         * libsupc++/exception_ptr.h (__exception_ptr::exception_ptr): Add
1382         friend declaration.
1383         (__exception_ptr::__dest_thunk): New function template.
1384         (std::make_exception_ptr) [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]:
1385         Use __cxa_allocate_exception and __cxa_init_primary_exception to
1386         create exception_ptr.
1387         * libsupc++/typeinfo: Include bits/exception.h instead of exception.
1388         * testsuite/util/testsuite_abi.cc: Add CXXABI_1.3.11 version.
1389
1390 2016-08-22  Jonathan Wakely  <jwakely@redhat.com>
1391
1392         * doc/xml/api.xml: Replace hardcoded links for specific versions with
1393         link to docs for all releases.
1394         * doc/html/*: Regenerate.
1395
1396         PR libstdc++/77322
1397         * doc/xml/manual/intro.xml: Document DR 2062 change.
1398         * include/std/functional (function::swap): Add noexcept.
1399         (swap(function<Res(Args...)&, function<Res(Args...)&)): Likewise.
1400         * testsuite/20_util/function/77322.cc: New test.
1401
1402 2016-08-19  Jonathan Wakely  <jwakely@redhat.com>
1403
1404         * testsuite/21_strings/basic_string/pthread18185.cc: Use -pthread for
1405         *-*-solaris* instead of -pthreads.
1406         * testsuite/21_strings/basic_string/pthread4.cc : Likewise.
1407         * testsuite/22_locale/locale/cons/12658_thread-1.cc: Likewise.
1408         * testsuite/22_locale/locale/cons/12658_thread-2.cc: Likewise.
1409         * testsuite/23_containers/list/pthread1.cc: Likewise.
1410         * testsuite/23_containers/list/pthread5.cc: Likewise.
1411         * testsuite/23_containers/map/pthread6.cc: Likewise.
1412         * testsuite/27_io/basic_ofstream/pthread2.cc: Likewise.
1413         * testsuite/27_io/basic_ostringstream/pthread3.cc: Likewise.
1414         * testsuite/30_threads/shared_mutex/*: Likewise.
1415         * testsuite/ext/rope/pthread7-rope.cc: Likewise.
1416         * testsuite/tr1/2_general_utilities/shared_ptr/thread/
1417         default_weaktoshared.cc: Likewise.
1418         * testsuite/tr1/2_general_utilities/shared_ptr/thread/
1419         mutex_weaktoshared.cc: Likewise.
1420         * testsuite/20_util/shared_ptr/atomic/3.cc: Likewise. Use
1421         dg-require-effective-target instead of using -std option.
1422         * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc:
1423         Likewise.
1424         * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.
1425         * testsuite/23_containers/vector/debug/multithreaded_swap.cc:
1426         Likewise.
1427         * testsuite/30_threads/async/*: Likewise.
1428         * testsuite/30_threads/call_once/*: Likewise.
1429         * testsuite/30_threads/condition_variable/*: Likewise.
1430         * testsuite/30_threads/condition_variable_any/*: Likewise.
1431         * testsuite/30_threads/future/*: Likewise.
1432         * testsuite/30_threads/lock/*: Likewise.
1433         * testsuite/30_threads/mutex/*: Likewise.
1434         * testsuite/30_threads/packaged_task/*: Likewise.
1435         * testsuite/30_threads/promise/*: Likewise.
1436         * testsuite/30_threads/recursive_mutex/*: Likewise.
1437         * testsuite/30_threads/recursive_timed_mutex/*: Likewise.
1438         * testsuite/30_threads/shared_future/*: Likewise.
1439         * testsuite/30_threads/shared_lock/*: Likewise.
1440         * testsuite/30_threads/shared_timed_mutex/*: Likewise.
1441         * testsuite/30_threads/this_thread/*: Likewise.
1442         * testsuite/30_threads/thread/*: Likewise.
1443         * testsuite/30_threads/timed_mutex/*: Likewise.
1444         * testsuite/30_threads/try_lock/*: Likewise.
1445         * testsuite/30_threads/unique_lock/*: Likewise.
1446
1447         * doc/xml/manual/status_cxx2017.xml: Update status of not_fn.
1448         * doc/html/*: Regenerate.
1449         * include/experimental/functional (_Not_fn, not_fn): Match C++17
1450         semantics.
1451         * include/std/functional (_Not_fn, not_fn): Define for C++17.
1452         * testsuite/20_util/not_fn/1.cc: New.
1453         * testsuite/experimental/functional/not_fn.cc: Test abstract class.
1454         Remove test for volatile-qualified wrapper.
1455
1456         * include/std/atomic (atomic::is_always_lock_free): Define.
1457         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
1458         * testsuite/29_atomics/atomic/is_always_lock_free.cc: New.
1459         * testsuite/29_atomics/atomic_integral/is_always_lock_free.cc: New.
1460         * doc/xml/manual/status_cxx2017.xml: Update status.
1461         * doc/html/*: Regenerate.
1462
1463         * include/experimental/tuple (apply): Qualify call to __apply_impl.
1464         * include/std/tuple (apply): Likewise.
1465         * testsuite/experimental/system_error/value.cc: Fix ambiguities in
1466         C++17 mode.
1467         * testsuite/experimental/tuple/tuple_size.cc: Likewise.
1468         * testsuite/experimental/type_traits/value.cc: Likewise.
1469
1470         * doc/xml/manual/status_cxx2017.xml: Update status of make_from_tuple
1471         and variant.
1472         * doc/html/*: Regenerate.
1473
1474 2016-08-18  Ville Voutilainen  <ville.voutilainen@gmail.com>
1475
1476         Implement the latest proposed resolution of LWG 2756.
1477         * include/std/optional (Optional_base(const _Tp&))
1478         (Optional_base(_Tp&&), using _Base::_Base): Remove.
1479         (optional(nullopt_t)): New.
1480         (optional(_Up&&)): Invoke base directly with in_place
1481         rather than creating a temporary, add default template
1482         argument, change constraints.
1483         (optional(const optional<_Up>&)): Invoke base directly
1484         with in_place, remove unnecessary constraints.
1485         (optional(optional<_Up>&& __t)): Likewise.
1486         (optional(in_place_t, _Args&&...)): New.
1487         (optional(in_place_t, initializer_list<_Up>, _Args&&...)): Likewise.
1488         (operator=(_Up&&)): Add default template argument, change constraints.
1489         (operator=(const optional<_Up>&)): Put is_same first in the
1490         constraints.
1491         (operator=(optional<_Up>&&)): Likewise.
1492         * testsuite/20_util/optional/assignment/5.cc: Add a test to
1493         verify assignment from something that can't be perfect-forwarded.
1494         * testsuite/20_util/optional/cons/value.cc: Add tests to verify
1495         that a nested optional is disengaged when constructed
1496         from a disengaged element type, and to verify that assignments
1497         from an engaged element type engage the optional.
1498
1499 2016-08-18  Tim Shen  <timshen@google.com>
1500
1501         Implement <variant>
1502
1503         * include/Makefile.am: Add new file std/variant.
1504         * include/Makefile.in: Generated from Makefile.am.
1505         * include/bits/enable_special_members.h: Add a tag type to allow
1506         the construction in non-default constructor.
1507         * include/bits/uses_allocator.h: Add convenience traits to
1508         detect constructibility.
1509         * include/std/variant: Implement <variant>.
1510         * testsuite/20_util/variant/compile.cc: Compile-time tests.
1511         * testsuite/20_util/variant/run.cc: Runtime tests.
1512
1513 2016-08-18  Jonathan Wakely  <jwakely@redhat.com>
1514
1515         * doc/xml/manual/test.xml (test.run.permutations): Expand section.
1516         (test.new_tests): Rewrite section.
1517         (tests.dg.directives): New section.
1518         * doc/html/*: Regenerate.
1519
1520         * doc/xml/manual/test.xml: Improve documentation of test targets.
1521         Document new-abi-baseline, check-debug, and check-parallel targets.
1522
1523         * doc/xml/manual/build_hacking.xml: New section on shared library
1524         versioning.
1525
1526         * doc/xml/manual/build_hacking.xml: Improve markup.
1527         * doc/xml/manual/test.xml: Likewise. Change section title from "Test"
1528         to "Testing".
1529         * doc/xml/faq.xml: Change link text to "Testing".
1530
1531         * testsuite/tr1/3_function_objects/function/10.cc: Remove unintended
1532         dg-options directive.
1533
1534 2016-08-17  Jonathan Wakely  <jwakely@redhat.com>
1535
1536         * testsuite/20_util/reference_wrapper/invoke-2.cc: Fix invalid dg-do
1537         directive and use effective target instead of dg-options.
1538
1539         * testsuite/20_util/hash/chi2_q_bit_flip_set.cc: Use effective target
1540         instead of -std in dg-options.
1541         * testsuite/20_util/hash/chi2_q_bit_string_set.cc: Likewise.
1542         * testsuite/20_util/hash/chi2_q_numeric_pattern_set.cc: Likewise.
1543         * testsuite/20_util/hash/chi2_q_uniform_random.cc: Likewise.
1544         * testsuite/20_util/hash/quality.cc: Likewise.
1545         * testsuite/25_algorithms/heap/moveable.cc: Likewise.
1546         * testsuite/25_algorithms/heap/moveable2.cc: Likewise.
1547         * testsuite/25_algorithms/nth_element/random_test.cc: Likewise.
1548         * testsuite/25_algorithms/partial_sort/random_test.cc: Likewise.
1549         * testsuite/25_algorithms/partial_sort_copy/random_test.cc: Likewise.
1550         * testsuite/25_algorithms/sort/random_test.cc: Likewise.
1551
1552         * testsuite/20_util/tuple/67844.cc: Require c++11 effective target.
1553         * testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Likewise.
1554         * testsuite/27_io/rvalue_streams.cc: Likewise.
1555
1556         * testsuite/26_numerics/complex/literals/types.cc: Add comment.
1557
1558         * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
1559         Remove duplicate dg-options directive.
1560
1561         * testsuite/ext/profile/all.cc: Use effective target instead of
1562         -std=gnu++11. Use dg-additional-options instead of repeating options.
1563
1564         * testsuite/20_util/bind/ref_neg.cc: Use effective target instead of
1565         -std=gnu++11. Add -fno-show-columns to dg-options. Use dg-prune-output
1566         instead of dg-excess-errors.
1567
1568         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Disable
1569         test for C++17.
1570         * testsuite/experimental/chrono/value.cc: Avoid ambiguities in C++17.
1571         * testsuite/experimental/ratio/value.cc: Likewise.
1572         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Disable test for
1573         C++17.
1574         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
1575         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
1576         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
1577         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
1578         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
1579         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
1580         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
1581         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
1582         * testsuite/tr1/5_numerical_facilities/special_functions/
1583         10_cyl_bessel_k/airy.cc: Adjust namespace of __detail::__airy for
1584         C++17 compatibility.
1585
1586         * testsuite/24_iterators/headers/iterator/range_access.cc: Adjust
1587         expected signatures for C++14 compatibility.
1588
1589         PR libstdc++/77264
1590         * include/bits/basic_string.h (operator=(__sv_type)
1591         (append(__sv_type), assign(__sv_type), insert(size_type, __sv_type))
1592         (replace(size_type, size_type, __sv_type))
1593         (replace(const_iterator, const_iterator, __sv_type))
1594         (find(__sv_type, size_type), rfind(__sv_type, size_type))
1595         (compare(size_type, size_type, __sv_type)): Reformat.
1596         (_If_sv): Define helper for SFINAE constaints.
1597         (append(const _Tp&, size_type, size_type))
1598         (assign(const _Tp&, size_type, size_type))
1599         (insert(size_type, const _Tp&, size_type, size_type))
1600         (replace(size_type, size_type, const _Tp&, size_type, size_type)):
1601         Use _If_sv.
1602         * testsuite/21_strings/basic_string/modifiers/append/char/4.cc: Test
1603         SFINAE constraints.
1604         * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
1605         Likewise.
1606         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
1607         Likewise.
1608         * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
1609         Likewise.
1610         * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
1611         Likewise.
1612         * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
1613         Likewise.
1614         * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
1615         Likewise.
1616         * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
1617         Likewise.
1618         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
1619         Likewise.
1620         * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
1621         Likewise.
1622         * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
1623         Likewise.
1624
1625 2016-08-16  Jonathan Wakely  <jwakely@redhat.com>
1626
1627         PR libstdc++/72847
1628         * include/bits/stl_bvector.h (_Bvector_base::_M_deallocate): Zero
1629         pointers to start and end of storage.
1630         * testsuite/23_containers/vector/bool/72847.cc: New test.
1631         * include/bits/vector.tcc (vector<bool>::_M_reallocate): Only update
1632         _M_finish after deallocating.
1633         (vector<bool>::_M_fill_insert): Likewise.
1634         (vector<bool>::_M_insert_range): Likewise.
1635         (vector<bool>::_M_insert_aux): Likewise.
1636
1637 2016-08-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1638
1639         Implement LWG 2744 and LWG 2754.
1640         * include/std/any (any(ValueType&&)): Constrain with __is_in_place_type.
1641         (any(in_place_type_t<_ValueType>, _Args&&...)): Use _Decay.
1642         (any(in_place_type_t<_ValueType>, initializer_list<_Up>, _Args&&...)):
1643         Likewise.
1644         (emplace(_Args&&...)): Likewise.
1645         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
1646         * include/std/utility: (__is_in_place_type_impl): New.
1647         (__is_in_place_type): Likewise.
1648         * testsuite/20_util/any/assign/emplace.cc: Add tests for decaying
1649         emplace.
1650         * testsuite/20_util/any/cons/in_place.cc: Add tests for decaying
1651         in_place constructor.
1652         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
1653         * testsuite/20_util/any/requirements.cc: Add a test for
1654         in_place-constructing a non-default-constructible type.
1655
1656 2016-08-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1657
1658         Add a feature macro for C++17 make_from_tuple.
1659         * include/std/tuple (__cpp_lib_make_from_tuple): New.
1660         (__make_from_tuple_impl(_Tuple&&, index_sequence<_Idx...>)):
1661         Qualify the call to get<>().
1662         * testsuite/20_util/tuple/make_from_tuple/1.cc: Adjust.
1663
1664 2016-08-15  Uros Bizjak  <ubizjak@gmail.com>
1665
1666         * src/filesystem/ops.cc: Always include ostream and
1667         ext/stdio_filebuf.h.
1668         (do_copy_file): Check if _GLIBCXX_USE_FCHMODAT is defined.
1669         [_GLIBCXX_USE_SENDFILE]: Fallback to read/write operations in case
1670         sendfile fails with ENOSYS or EINVAL.
1671
1672 2016-08-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1673
1674         PR libstdc++/72840
1675         * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Fix dg-error
1676         syntax.
1677
1678 2016-08-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1679
1680         Implement C++17 make_from_tuple.
1681         * include/std/tuple (__make_from_tuple_impl, make_from_tuple): New.
1682         * testsuite/20_util/tuple/make_from_tuple/1.cc: Likewise.
1683
1684 2016-08-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1685
1686         Implement LWG 2758.
1687         * include/bits/basic_string.h
1688         (append(__sv_type, size_type, size_type)): Turn into a template,
1689         change parameter type, constrain, add a conversion to __sv_type
1690         from the dependent parameter type.
1691         (assign(__sv_type, size_type, size_type)): Likewise.
1692         (insert(size_type, __sv_type, size_type, size_type)): Likewise.
1693         (replace(size_type, size_type, __sv_type, size_type, size_type)):
1694         Likewise.
1695         (compare(size_type, size_type,__sv_type, size_type, size_type)):
1696         Likewise.
1697         * testsuite/21_strings/basic_string/lwg2758.cc: New.
1698
1699 2016-08-06  Jonathan Wakely  <jwakely@redhat.com>
1700
1701         * doc/xml/manual/status_cxx2017.xml: Update status table.
1702         * doc/html/manual/status.html: Regenerate.
1703
1704         * testsuite/lib/libstdc++.exp: Fix typo in comment.
1705
1706         PR libstdc++/72820
1707         * include/std/functional (_Function_base::_Base_manager::_M_clone):
1708         Qualify new operator.
1709         * testsuite/20_util/function/cons/72820.cc: New test.
1710
1711         * doc/xml/manual/status_cxx2017.xml: Add missing LFTSv2 features.
1712         * doc/html/manual/status.html: Regenerate.
1713         * include/Makefile.am: Add new header.
1714         * include/Makefile.in: Regenerate.
1715         * include/bits/invoke.h: New header.
1716         (__invoke): Make constexpr. Add && to types in exception specification.
1717         * include/experimental/tuple (apply, __apply_impl): Fix non-reserved
1718         names. Include <bits/invoke.h> and use std::__invoke.
1719         * include/std/functional (__invfwd, __invoke_impl, __invoke): Move to
1720         new header.
1721         (invoke): Add && to types in exception specification.
1722         * include/std/tuple (apply, __apply_impl): Define for C++17.
1723         * testsuite/20_util/tuple/apply/1.cc: New test.
1724         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error
1725         lineno.
1726
1727 2016-08-05  Jonathan Wakely  <jwakely@redhat.com>
1728
1729         * doc/xml/manual/status_cxx2017.xml: Correct shared_from_this status.
1730         * doc/html/manual/status.html: Regenerate.
1731
1732         * include/std/chrono (floor, ceil, round, abs): New for C++17.
1733         * testsuite/20_util/duration_cast/rounding.cc: New test.
1734         * testsuite/20_util/time_point_cast/rounding.cc: New test.
1735         * doc/xml/manual/status_cxx2017.xml: Update status table.
1736         * doc/html/manual/status.html: Regenerate.
1737         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Adjust
1738         dg-error lineno.
1739         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1740         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1741         * testsuite/20_util/duration/literals/range.cc: Likewise.
1742
1743         * include/std/functional (__callable_functor): Remove.
1744         (_Function_handler::_M_invoke): Use __invoke instead of
1745         __callable_functor or mem_fn.
1746         (function::_Callable): Use lvalue in result_of expression.
1747         (function): Remove TODO comments about allocators.
1748         * testsuite/20_util/function/cons/refqual.cc: New test.
1749
1750 2016-08-04  Jonathan Wakely  <jwakely@redhat.com>
1751
1752         * doc/xml/manual/status_cxx2017.xml: Update status table.
1753         * include/std/functional (__inv_unwrap): Move to <type_traits>.
1754         (__invoke_impl): Remove exception specifications.
1755         (__invoke, invoke): Add exception specifications using
1756         __is_nothrow_callable.
1757         * include/std/type_traits (__inv_unwrap): Move from <functional>.
1758         (__is_callable_impl, __call_is_nt, __call_is_nothrow): New helpers.
1759         (__is_callable, __is_nothrow_callable): New traits.
1760         (is_callable, is_callable_v): New C++17 traits.
1761         (is_nothrow_callable, is_nothrow_callable_v): Likewise.
1762         * testsuite/20_util/is_callable/requirements/
1763         explicit_instantiation.cc: New test.
1764         * testsuite/20_util/is_callable/requirements/
1765         explicit_instantiation_ext.cc: New test.
1766         * testsuite/20_util/is_callable/requirements/typedefs.cc: New test.
1767         * testsuite/20_util/is_callable/requirements/typedefs_ext.cc: New
1768         test.
1769         * testsuite/20_util/is_callable/value.cc: New test.
1770         * testsuite/20_util/is_callable/value_ext.cc: New test.
1771         * testsuite/20_util/is_nothrow_callable/requirements/
1772         explicit_instantiation.cc: New test.
1773         * testsuite/20_util/is_nothrow_callable/requirements/
1774         explicit_instantiation_ext.cc: New test.
1775         * testsuite/20_util/is_nothrow_callable/requirements/typedefs.cc:
1776         New test.
1777         * testsuite/20_util/is_nothrow_callable/requirements/typedefs_ext.cc:
1778         New test.
1779         * testsuite/20_util/is_nothrow_callable/value.cc: New test.
1780         * testsuite/20_util/is_nothrow_callable/value_ext.cc: New test.
1781
1782         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
1783         * doc/html/manual/status.html: Regenerate.
1784
1785         * testsuite/20_util/enable_shared_from_this/members/reinit.cc: Use
1786         effective target not dg-options. Move check for feature-test macro to:
1787         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
1788         New test.
1789
1790         * include/std/functional (_Unwrap): Rename to __inv_unwrap.
1791         (__invfwd): Adjust.
1792         (__invoke_impl): Remove unused template parameters.
1793         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
1794         parameter.
1795         * testsuite/20_util/function_objects/invoke/ref_ext.cc: Copy 59768.cc
1796         and test __invoke extension for C++11.
1797
1798 2016-08-03  Jonathan Wakely  <jwakely@redhat.com>
1799
1800         * include/bits/shared_ptr_base.h (__cpp_lib_enable_shared_from_this):
1801         Define feature-test macro.
1802         * testsuite/20_util/enable_shared_from_this/members/reinit.cc: Test
1803         for the macro.
1804
1805         * include/bits/shared_ptr.h (shared_ptr::weak_type): Define.
1806         * include/bits/shared_ptr_base.h (__shared_ptr::weak_type): Define.
1807         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error.
1808         * testsuite/20_util/shared_ptr/requirements/weak_type.cc: New test.
1809         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
1810
1811         * include/std/utility (as_const): Define.
1812         * testsuite/20_util/as_const/1.cc: New test.
1813         * testsuite/20_util/as_const/rvalue_neg.cc: New test.
1814
1815         * include/bits/shared_ptr.h (owner_less): Add default template
1816         argument.
1817         * include/bits/shared_ptr_base.h (_Sp_owner_less<void, void>): Define
1818         specialization.
1819         (owner_less<void>): Define specialization.
1820         * include/bits/stl_function.h (__cpp_lib_transparent_operators):
1821         Update value.
1822         * testsuite/20_util/owner_less/void.cc: New test.
1823         * testsuite/experimental/feat-cxx14.cc: Update macro value tested.
1824
1825         * include/bits/allocator.h (__cpp_lib_incomplete_container_elements):
1826         Define feature-test macro.
1827         * include/bits/range_access.h (__cpp_lib_array_constexpr): Likewise.
1828         * include/std/shared_mutex (__cpp_lib_shared_mutex): Uncomment.
1829         * include/std/type_traits (__cpp_lib_logical_traits): Fix value.
1830         (__cpp_lib_type_trait_variable_templates): Define.
1831
1832         * include/bits/stl_function.h: Remove commented-out macro.
1833         * include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
1834         Define feature-test macro.
1835         * testsuite/experimental/feat-cxx14.cc: Add tests for more macros.
1836
1837         * include/bits/c++config (_GLIBCXX_USE_STD_SPEC_FUNCS): Define for
1838         C++17, or for C++11/C++14 when __STDCPP_WANT_MATH_SPEC_FUNCS__ is
1839         true.
1840         * include/bits/specfun.h [!__STDCPP_WANT_MATH_SPEC_FUNCS__]: Don't
1841         do #error for C++17.
1842         * include/c_global/cmath: Check _GLIBCXX_USE_STD_SPEC_FUNCS instead
1843         of __STDCPP_WANT_MATH_SPEC_FUNCS__.
1844         * include/tr1/bessel_function.tcc: Likewise.
1845         * include/tr1/beta_function.tcc: Likewise.
1846         * include/tr1/cmath: Likewise.
1847         * include/tr1/ell_integral.tcc: Likewise.
1848         * include/tr1/exp_integral.tcc: Likewise.
1849         * include/tr1/gamma.tcc: Likewise.
1850         * include/tr1/hypergeometric.tcc: Likewise.
1851         * include/tr1/legendre_function.tcc: Likewise.
1852         * include/tr1/modified_bessel_func.tcc: Likewise.
1853         * include/tr1/poly_hermite.tcc: Likewise.
1854         * include/tr1/poly_laguerre.tcc: Likewise.
1855         * include/tr1/riemann_zeta.tcc: Likewise.
1856         * include/tr1/special_function_util.h: Likewise.
1857         * testsuite/26_numerics/headers/cmath/functions_std_c++17.cc: New.
1858
1859         * include/std/type_traits (has_trivial_default_constructor): Remove.
1860         (has_trivial_copy_constructor, has_trivial_copy_assign): Likewise.
1861         * testsuite/20_util/has_trivial_copy_assign/requirements/
1862         explicit_instantiation.cc: Remove test.
1863         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
1864         line number.
1865         * testsuite/20_util/has_trivial_copy_assign/requirements/typedefs.cc:
1866         Likewise.
1867         * testsuite/20_util/has_trivial_copy_assign/value.cc: Likewise.
1868         * testsuite/20_util/has_trivial_copy_constructor/requirements/
1869         explicit_instantiation.cc: Likewise.
1870         * testsuite/20_util/has_trivial_copy_constructor/requirements/
1871         typedefs.cc: Likewise.
1872         * testsuite/20_util/has_trivial_copy_constructor/value.cc: Likewise.
1873         * testsuite/20_util/has_trivial_default_constructor/requirements/
1874         explicit_instantiation.cc: Likewise.
1875         * testsuite/20_util/has_trivial_default_constructor/requirements/
1876         typedefs.cc: Likewise.
1877         * testsuite/20_util/has_trivial_default_constructor/value.cc:
1878         Likewise.
1879         * testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
1880         Check has_trivial_default_constructor, has_trivial_copy_constructor,
1881         and has_trivial_copy_assign are not defined.
1882         * testsuite/20_util/pair/requirements/dr801.cc: Remove commented out
1883         tests.
1884         * testsuite/20_util/tuple/requirements/dr801.cc: Likewise.
1885         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
1886         dg-error line number.
1887         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
1888         Likewise.
1889
1890 2016-08-02  Jonathan Wakely  <jwakely@redhat.com>
1891
1892         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
1893         Remove reundant check for _GLIBCXX_USE_WCHAR_T and fix char type.
1894         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1895         Likewise.
1896         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
1897         Likewise.
1898         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
1899         Likewise.
1900         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
1901         Likewise.
1902         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
1903         Likewise.
1904         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
1905         Likewise.
1906
1907         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Improve
1908         comments.
1909
1910         * testsuite/19_diagnostics/error_code/operators/bool_neg.cc: Move
1911         dg-error to relevant line.
1912         * testsuite/19_diagnostics/error_condition/operators/bool_neg.cc:
1913         Likewise.
1914         * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Likewise.
1915
1916         * scripts/testsuite_flags.in: Add -fno-show-column to cxxflags.
1917
1918         * testsuite/18_support/bad_exception/23591_thread-1.c: Skip test if
1919         options are present that aren't valid for C.
1920         * testsuite/abi/header_cxxabi.c: Likewise.
1921
1922         * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/
1923         check_value.cc: Do not add special functions to namespace std in TR1
1924         test.
1925
1926         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Only
1927         run for C++11 and later.
1928         * testsuite/ext/special_functions/conf_hyperg/check_value.cc:
1929         Likewise.
1930         * testsuite/ext/special_functions/conf_hyperg/compile.cc: Likewise.
1931         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
1932         * testsuite/ext/special_functions/hyperg/check_value.cc: Likewise.
1933         * testsuite/ext/special_functions/hyperg/compile.cc: Likewise.
1934         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
1935         Likewise.
1936         * testsuite/special_functions/01_assoc_laguerre/check_value.cc:
1937         Likewise.
1938         * testsuite/special_functions/01_assoc_laguerre/compile.cc: Likewise.
1939         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc:
1940         Likewise.
1941         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
1942         Likewise.
1943         * testsuite/special_functions/02_assoc_legendre/check_value.cc:
1944         Likewise.
1945         * testsuite/special_functions/02_assoc_legendre/compile.cc: Likewise.
1946         * testsuite/special_functions/02_assoc_legendre/compile_2.cc:
1947         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
1948         * testsuite/special_functions/03_beta/check_value.cc: Likewise.
1949         * testsuite/special_functions/03_beta/compile.cc: Likewise.
1950         * testsuite/special_functions/03_beta/compile_2.cc: Likewise.
1951         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc: Likewise.
1952         * testsuite/special_functions/04_comp_ellint_1/check_value.cc:
1953         Likewise.
1954         * testsuite/special_functions/04_comp_ellint_1/compile.cc: Likewise.
1955         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Likewise.
1956         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc: Likewise.
1957         * testsuite/special_functions/05_comp_ellint_2/check_value.cc:
1958         Likewise.
1959         * testsuite/special_functions/05_comp_ellint_2/compile.cc: Likewise.
1960         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Likewise.
1961         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc: Likewise.
1962         * testsuite/special_functions/06_comp_ellint_3/check_value.cc:
1963         Likewise.
1964         * testsuite/special_functions/06_comp_ellint_3/compile.cc: Likewise.
1965         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Likewise.
1966         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: Likewise.
1967         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc:
1968         Likewise.
1969         * testsuite/special_functions/07_cyl_bessel_i/compile.cc: Likewise.
1970         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Likewise.
1971         * testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: Likewise.
1972         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: Likewise.
1973         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc:
1974         Likewise.
1975         * testsuite/special_functions/08_cyl_bessel_j/compile.cc: Likewise.
1976         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Likewise.
1977         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: Likewise.
1978         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc:
1979         Likewise.
1980         * testsuite/special_functions/09_cyl_bessel_k/compile.cc: Likewise.
1981         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Likewise.
1982         * testsuite/special_functions/10_cyl_neumann/check_nan.cc: Likewise.
1983         * testsuite/special_functions/10_cyl_neumann/check_value.cc: Likewise.
1984         * testsuite/special_functions/10_cyl_neumann/compile.cc: Likewise.
1985         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: Likewise.
1986         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
1987         * testsuite/special_functions/11_ellint_1/check_value.cc: Likewise.
1988         * testsuite/special_functions/11_ellint_1/compile.cc: Likewise.
1989         * testsuite/special_functions/11_ellint_1/compile_2.cc: Likewise.
1990         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
1991         * testsuite/special_functions/12_ellint_2/check_value.cc: Likewise.
1992         * testsuite/special_functions/12_ellint_2/compile.cc: Likewise.
1993         * testsuite/special_functions/12_ellint_2/compile_2.cc: Likewise.
1994         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
1995         * testsuite/special_functions/13_ellint_3/check_value.cc: Likewise.
1996         * testsuite/special_functions/13_ellint_3/compile.cc: Likewise.
1997         * testsuite/special_functions/13_ellint_3/compile_2.cc: Likewise.
1998         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
1999         * testsuite/special_functions/14_expint/check_value.cc: Likewise.
2000         * testsuite/special_functions/14_expint/compile.cc: Likewise.
2001         * testsuite/special_functions/14_expint/compile_2.cc: Likewise.
2002         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
2003         * testsuite/special_functions/15_hermite/check_value.cc: Likewise.
2004         * testsuite/special_functions/15_hermite/compile.cc: Likewise.
2005         * testsuite/special_functions/15_hermite/compile_2.cc: Likewise.
2006         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
2007         * testsuite/special_functions/16_laguerre/check_value.cc: Likewise.
2008         * testsuite/special_functions/16_laguerre/compile.cc: Likewise.
2009         * testsuite/special_functions/16_laguerre/compile_2.cc: Likewise.
2010         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
2011         * testsuite/special_functions/17_legendre/check_value.cc: Likewise.
2012         * testsuite/special_functions/17_legendre/compile.cc: Likewise.
2013         * testsuite/special_functions/17_legendre/compile_2.cc: Likewise.
2014         * testsuite/special_functions/18_riemann_zeta/check_nan.cc: Likewise.
2015         * testsuite/special_functions/18_riemann_zeta/check_value.cc:
2016         Likewise.
2017         * testsuite/special_functions/18_riemann_zeta/compile.cc: Likewise.
2018         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: Likewise.
2019         * testsuite/special_functions/19_sph_bessel/check_nan.cc: Likewise.
2020         * testsuite/special_functions/19_sph_bessel/check_value.cc: Likewise.
2021         * testsuite/special_functions/19_sph_bessel/compile.cc: Likewise.
2022         * testsuite/special_functions/19_sph_bessel/compile_2.cc: Likewise.
2023         * testsuite/special_functions/20_sph_legendre/check_nan.cc: Likewise.
2024         * testsuite/special_functions/20_sph_legendre/check_value.cc:
2025         Likewise.
2026         * testsuite/special_functions/20_sph_legendre/compile.cc: Likewise.
2027         * testsuite/special_functions/20_sph_legendre/compile_2.cc: Likewise.
2028         * testsuite/special_functions/21_sph_neumann/check_nan.cc: Likewise.
2029         * testsuite/special_functions/21_sph_neumann/check_value.cc: Likewise.
2030         * testsuite/special_functions/21_sph_neumann/compile.cc: Likewise.
2031         * testsuite/special_functions/21_sph_neumann/compile_2.cc: Likewise.
2032
2033         * testsuite/tr1/5_numerical_facilities/special_functions/
2034         08_cyl_bessel_i/check_value.cc: Use __attribute__((unused)) instead
2035         of [[gnu::unused]].
2036         * testsuite/tr1/5_numerical_facilities/special_functions/
2037         09_cyl_bessel_j/check_value.cc: Likewise.
2038         * testsuite/tr1/5_numerical_facilities/special_functions/
2039         10_cyl_bessel_k/check_value.cc: Likewise.
2040         * testsuite/tr1/5_numerical_facilities/special_functions/
2041         11_cyl_neumann/check_value.cc: Likewise.
2042         * testsuite/tr1/5_numerical_facilities/special_functions/
2043         21_sph_bessel/check_value.cc: Likewise.
2044         * testsuite/tr1/5_numerical_facilities/special_functions/
2045         23_sph_neumann/check_value.cc: Likewise.
2046
2047 2016-08-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2048
2049         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
2050         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
2051         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
2052         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
2053         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
2054         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
2055
2056 2016-08-02  Jonathan Wakely  <jwakely@redhat.com>
2057
2058         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Skip
2059         test if -flto used.
2060
2061         * testsuite/lib/libstdc++.exp (v3-build_support): Add -fno-lto to
2062         additional flags for compiling libtestc++.a objects.
2063
2064 2016-08-01  Jonathan Wakely  <jwakely@redhat.com>
2065
2066         * include/bits/basic_string.h (data() const): Update comment.
2067         (data()): Add non-const overload for C++17.
2068         * testsuite/21_strings/basic_string/operations/data/char/2.cc: New.
2069         * testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc: New.
2070
2071         * include/bits/basic_string.tcc: Disable explicit instantiation
2072         declarations for C++17.
2073
2074         * testsuite/23_containers/unordered_map/requirements/53339.cc: Remove
2075         ignored "xfail" from { dg-do compile { xfail selector } } directive.
2076         * testsuite/23_containers/unordered_multimap/requirements/53339.cc:
2077         Likewise.
2078         * testsuite/26_numerics/headers/cmath/
2079         c99_classification_macros_c++11.cc: Likewise.
2080         * testsuite/26_numerics/headers/cmath/
2081         c99_classification_macros_c++98.cc: Likewise.
2082         * testsuite/26_numerics/headers/cmath/
2083         c99_classification_macros_c.cc: Likewise.
2084
2085         * testsuite/backward/hash_set/check_construct_destroy.cc: Account
2086         for different construct/destroy counts in C++98 mode.
2087
2088         * testsuite/17_intro/freestanding.cc: Remove "-x c" from dg-options.
2089
2090         * testsuite/20_util/tuple/cons/66338.cc: Limit test to C++11 and
2091         later.
2092         * testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc:
2093         Likewise.
2094
2095         * testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Use
2096         C++98-compatible initialization for array.
2097
2098         * testsuite/20_util/shared_ptr/assign/auto_ptr_rvalue.cc: Remove
2099         unused header and variable from compile-only test.
2100         * testsuite/20_util/shared_ptr/assign/unique_ptr_rvalue.cc: Likewise.
2101         * testsuite/28_regex/basic_regex/assign/char/cstring.cc: Likewise.
2102         * testsuite/28_regex/basic_regex/ctors/string_wchar_t.cc: Likewise.
2103         * testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
2104         Likewise.
2105
2106         * testsuite/experimental/string_view/operations/rfind/char/2.cc:
2107         Remove duplicate dg-options directive.
2108
2109         * testsuite/20_util/specialized_algorithms/uninitialized_copy/
2110         808590.cc: Use -std=gnu++98 instead of -std=gnu++03.
2111
2112         * testsuite/20_util/make_signed/requirements/typedefs-2.cc: Remove
2113         linker options from compile-only tests.
2114         * testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
2115         Likewise.
2116
2117         * testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Make test
2118         supported for C++11 and later.
2119         * testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
2120         * testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.
2121
2122 2016-08-01  Uros Bizjak  <ubizjak@gmail.com>
2123
2124         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
2125
2126 2016-07-31  Jonathan Wakely  <jwakely@redhat.com>
2127
2128         * testsuite/20_util/conditional/requirements/typedefs.cc: Change to
2129         compile-only test.
2130
2131         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
2132         Ensure test is compiled with optimization.
2133
2134         * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
2135         Adjust dg-prune-output pattern for error in C++98 mode.
2136
2137         * testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Only
2138         run for C++11 or later.
2139
2140         * testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Fix
2141         test to not rely on GNU extension (escaped normal characters in POSIX
2142         BRE). Enable tests for other strings which are now supported.
2143
2144         * testsuite/20_util/pair/astuple/get_neg.cc: Use effective-target
2145         c++11 instead of setting -std=gnu++14.
2146
2147         PR libstdc++/72745
2148         * include/std/array (get): Use positive message for static assertions.
2149         * include/std/functional (_Safe_tuple_element_t): Fix indentation.
2150         * include/std/tuple (tuple_element<I, tuple<>>): Add partial
2151         specialization for invalid indices, with static assertion.
2152         * testsuite/20_util/tuple/element_access/get_neg.cc: New test.
2153
2154         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Move
2155         dg-error to relevant line.
2156         * testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
2157         Likewise.
2158         * testsuite/23_containers/forward_list/requirements/dr438/
2159         assign_neg.cc: Likewise.
2160         * testsuite/23_containers/forward_list/requirements/dr438/
2161         constructor_1_neg.cc: Likewise.
2162         * testsuite/23_containers/forward_list/requirements/dr438/
2163         constructor_2_neg.cc: Likewise.
2164         * testsuite/23_containers/forward_list/requirements/dr438/
2165         insert_neg.cc: Likewise.
2166         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc:
2167         Likewise.
2168         * testsuite/26_numerics/random/linear_congruential_engine/
2169         requirements/non_uint_neg.cc: Likewise.
2170         * testsuite/29_atomics/headers/atomic/types_std_c++0x_neg.cc:
2171         Likewise. Also test for std::atomic_address.
2172
2173 2016-07-31  Ville Voutilainen  <ville.voutilainen@gmail.com>
2174
2175         Add missing variable traits, fix testsuite failures.
2176         * include/bits/uses_allocator.h (uses_allocator_v): New.
2177         * include/std/functional (is_bind_expression_v, is_placeholder_v):
2178         Likewise.
2179         * testsuite/20_util/bind/is_placeholder_v.cc: Likewise.
2180         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
2181         * testsuite/20_util/duration/literals/range.cc: Likewise.
2182         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
2183         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
2184         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
2185         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Likewise.
2186         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
2187         Likewise.
2188         * testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Likewise.
2189         * testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc:
2190         New.
2191
2192 2016-07-31  Jonathan Wakely  <jwakely@redhat.com>
2193
2194         * testsuite/18_support/numeric_limits/40856.cc [__STRICT_ANSI__]: Do
2195         not test 128-bit types.
2196         * testsuite/20_util/is_floating_point/value.cc: Likewise.
2197         * testsuite/20_util/is_integral/value.cc: Likewise.
2198         * testsuite/20_util/is_signed/value.cc: Likewise.
2199         * testsuite/20_util/is_unsigned/value.cc: Likewise.
2200         * testsuite/20_util/make_signed/requirements/typedefs-1.cc: Likewise.
2201         * testsuite/20_util/make_signed/requirements/typedefs-2.cc: Likewise.
2202         * testsuite/20_util/make_unsigned/requirements/typedefs-1.cc:
2203         Likewise.
2204         * testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
2205         Likewise.
2206
2207         * testsuite/26_numerics/headers/cstdlib/54686.c: Rename to 54686.cc.
2208
2209 2016-07-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2210
2211         Implement C++17 variable templates for type traits.
2212         * include/std/chrono (treat_as_floating_point_v): New.
2213         * include/std/ratio (ratio_equal_v, ratio_not_equal_v)
2214         (ratio_less_v, ratio_less_equal_v, ratio_greater_v)
2215         (ratio_greater_equal_v): Likewise.
2216         * include/std/system_error (is_error_code_enum_v)
2217         (is_error_condition_enum_v): Likewise.
2218         * include/std/tuple (tuple_size_v): Likewise.
2219         * type_traits (conjunction_v, disjunction_v, negation_v)
2220         (is_void_v, is_null_pointer_v, is_integral_v, is_floating_point_v)
2221         (is_array_v, is_pointer_v, is_lvalue_reference_v)
2222         (is_rvalue_reference_v, is_member_object_pointer_v)
2223         (is_member_function_pointer_v, is_enum_v, is_union_v)
2224         (is_class_v, is_function_v, is_reference_v, is_arithmetic_v)
2225         (is_fundamental_v, is_object_v, is_scalar_v, is_compound_v)
2226         (is_member_pointer_v, is_const_v, is_volatile_v, is_trivial_v)
2227         (is_trivially_copyable_v, is_standard_layout_v)
2228         (is_pod_v, is_literal_type_v, is_empty_v, is_polymorphic_v)
2229         (is_abstract_v, is_final_v, is_signed_v, is_unsigned_v)
2230         (is_constructible_v, is_default_constructible_v)
2231         (is_copy_constructible_v, is_move_constructible_v)
2232         (is_assignable_v, is_copy_assignable_v, is_move_assignable_v)
2233         (is_destructible_v, is_trivially_constructible_v)
2234         (is_trivially_default_constructible_v)
2235         (is_trivially_copy_constructible_v, is_trivially_move_constructible_v)
2236         (is_trivially_assignable_v, is_trivially_copy_assignable_v)
2237         (is_trivially_move_assignable_v, is_trivially_destructible_v)
2238         (is_nothrow_constructible_v, is_nothrow_default_constructible_v)
2239         (is_nothrow_copy_constructible_v, is_nothrow_move_constructible_v)
2240         (is_nothrow_assignable_v, is_nothrow_copy_assignable_v)
2241         (is_nothrow_move_assignable_v, is_nothrow_destructible_v)
2242         (has_virtual_destructor_v, alignment_of_v, rank_v, extent_v)
2243         (is_same_v, is_base_of_v, is_convertible_v): Likewise.
2244         * testsuite/19_diagnostics/error_code/is_error_code_v.cc: Likewise.
2245         * testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc:
2246         Likewise.
2247         * testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise.
2248         * testsuite/20_util/tuple/tuple_size_v.cc: Likewise.
2249         * testsuite/20_util/variable_templates_for_traits.cc: Likewise.
2250
2251 2016-07-29  Andreas Schwab  <schwab@linux-m68k.org>
2252
2253         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
2254         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
2255         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
2256
2257 2016-07-29  Jonathan Wakely  <jwakely@redhat.com>
2258
2259         * doc/xml/manual/abi.xml: Document 6.0.22 library version.
2260         * doc/html/manual/abi.html: Regenerate.
2261
2262         * acinclude.m4 (libtool_VERSION): Bump to 6:23:0.
2263         * config/abi/pre/gnu.ver: Add 3.4.23 version for new basic_string
2264         symbols.
2265         * configure: Regenerate.
2266         * testsuite/util/testsuite_abi.cc: Add new symbol version.
2267
2268         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
2269         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
2270         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Likewise.
2271         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt:
2272         Likewise.
2273         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
2274         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
2275         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Likewise.
2276
2277 2016-07-28  Jonathan Wakely  <jwakely@redhat.com>
2278
2279         * testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
2280         Adjust dg-prune-output pattern for error in C++98 mode.
2281         * testsuite/23_containers/deque/requirements/dr438/
2282         constructor_1_neg.cc: Likewise.
2283         * testsuite/23_containers/deque/requirements/dr438/
2284         constructor_2_neg.cc: Likewise.
2285         * testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
2286         Likewise.
2287         * testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
2288         Likewise.
2289         * testsuite/23_containers/list/requirements/dr438/
2290         constructor_1_neg.cc: Likewise.
2291         * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
2292         Likewise.
2293         * testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
2294         Likewise.
2295         * testsuite/23_containers/vector/requirements/dr438/
2296         constructor_1_neg.cc: Likewise.
2297         * testsuite/23_containers/vector/requirements/dr438/
2298         constructor_2_neg.cc: Likewise.
2299         * testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
2300         Likewise.
2301
2302         * testsuite/23_containers/vector/check_construct_destroy.cc: Account
2303         for different construct/destroy counts in C++98 mode.
2304
2305         * testsuite/17_intro/headers/c++2011/stdc++.cc: Change target-specific
2306         dg-options to dg-additional-options so that default options are used.
2307         * testsuite/17_intro/headers/c++2011/stdc++_multiple_inclusion.cc:
2308         Likewise.
2309         * testsuite/17_intro/headers/c++2014/stdc++.cc: Likewise.
2310         * testsuite/17_intro/headers/c++2014/stdc++_multiple_inclusion.cc:
2311         Likewise.
2312         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
2313         Use dg-additional-options instead of repeating the common options.
2314
2315         * testsuite/22_locale/conversions/string/1.cc: Remove unintended
2316         dg-do compile directive.
2317         * testsuite/26_numerics/headers/cmath/fabs_inline.cc: Fix syntax of
2318         dg-do directive.
2319         * testsuite/26_numerics/valarray/const_bracket.cc: Likewise.
2320
2321 2016-07-28  Ville Voutilainen  <ville.voutilainen@gmail.com>
2322
2323         Implement std::string_view and P0254r2,
2324         Integrating std::string_view and std::string.
2325         * include/Makefile.am: Add string_view and string_view.tcc
2326         to the exported headers.
2327         * include/Makefile.in: Likewise.
2328         * include/bits/basic_string.h: Include <string_view> in C++17 mode.
2329         (__sv_type): New.
2330         (basic_string(__sv_type, const _Alloc&)): Likewise.
2331         (operator=(__sv_type)): Likewise.
2332         (operator __sv_type()): Likewise.
2333         (operator+=(__sv_type)): Likewise.
2334         (append(__sv_type __sv)): Likewise.
2335         (append(__sv_type, size_type, size_type)): Likewise.
2336         (assign(__sv_type)): Likewise.
2337         (assign(__sv_type, size_type, size_type)): Likewise.
2338         (insert(size_type, __sv_type)): Likewise.
2339         (insert(size_type, __sv_type, size_type, size_type)): Likewise.
2340         (replace(size_type, size_type, __sv_type)): Likewise.
2341         (replace(size_type, size_type, __sv_type, size_type, size_type)):
2342         Likewise.
2343         (replace(const_iterator, const_iterator, __sv_type)): Likewise.
2344         (find(__sv_type, size_type)): Likewise.
2345         (rfind(__sv_type, size_type)): Likewise.
2346         (find_first_of(__sv_type, size_type)): Likewise.
2347         (find_last_of(__sv_type, size_type)): Likewise.
2348         (find_first_not_of(__sv_type, size_type)): Likewise.
2349         (find_last_not_of(__sv_type, size_type)): Likewise.
2350         (compare(__sv_type)): Likewise.
2351         (compare(size_type, size_type, __sv_type)): Likewise.
2352         (compare(size_type, size_type, __sv_type, size_type, size_type)):
2353         Likewise.
2354         * include/bits/string_view.tcc: New.
2355         * include/std/string_view: Likewise.
2356         * testsuite/21_strings/basic_string/cons/char/7.cc: Likewise.
2357         * testsuite/21_strings/basic_string/cons/wchar_t/7.cc: Likewise.
2358         * testsuite/21_strings/basic_string/modifiers/append/char/4.cc:
2359         Likewise.
2360         * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
2361         Likewise.
2362         * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
2363         Likewise.
2364         * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
2365         Likewise.
2366         * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
2367         Likewise.
2368         * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
2369         Likewise.
2370         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
2371         Likewise.
2372         * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
2373         Likewise.
2374         * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
2375         Likewise.
2376         * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
2377         Likewise.
2378         * testsuite/21_strings/basic_string/operations/find/char/5.cc:
2379         Likewise.
2380         * testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc:
2381         Likewise.
2382         * testsuite/21_strings/basic_string/operators/char/5.cc: Likewise.
2383         * testsuite/21_strings/basic_string/operators/wchar_t/5.cc: Likewise.
2384         * testsuite/21_strings/basic_string_view/capacity/1.cc: Likewise.
2385         * testsuite/21_strings/basic_string_view/cons/char/1.cc: Likewise.
2386         * testsuite/21_strings/basic_string_view/cons/char/2.cc: Likewise.
2387         * testsuite/21_strings/basic_string_view/cons/char/3.cc: Likewise.
2388         * testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc: Likewise.
2389         * testsuite/21_strings/basic_string_view/cons/wchar_t/2.cc: Likewise.
2390         * testsuite/21_strings/basic_string_view/cons/wchar_t/3.cc: Likewise.
2391         * testsuite/21_strings/basic_string_view/element_access/char/1.cc:
2392         Likewise.
2393         * testsuite/21_strings/basic_string_view/element_access/char/2.cc:
2394         Likewise.
2395         * testsuite/21_strings/basic_string_view/element_access/char/empty.cc:
2396         Likewise.
2397         * testsuite/21_strings/basic_string_view/element_access/char/front_back.cc:
2398         Likewise.
2399         * testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
2400         Likewise.
2401         * testsuite/21_strings/basic_string_view/element_access/wchar_t/2.cc:
2402         Likewise.
2403         * testsuite/21_strings/basic_string_view/element_access/wchar_t/empty.cc:
2404         Likewise.
2405         * testsuite/21_strings/basic_string_view/element_access/wchar_t/front_back.cc:
2406         Likewise.
2407         * testsuite/21_strings/basic_string_view/include.cc: Likewise.
2408         * testsuite/21_strings/basic_string_view/inserters/char/1.cc: Likewise.
2409         * testsuite/21_strings/basic_string_view/inserters/char/2.cc: Likewise.
2410         * testsuite/21_strings/basic_string_view/inserters/char/3.cc: Likewise.
2411         * testsuite/21_strings/basic_string_view/inserters/pod/10081-out.cc:
2412         Likewise.
2413         * testsuite/21_strings/basic_string_view/inserters/wchar_t/1.cc:
2414         Likewise.
2415         * testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
2416         Likewise.
2417         * testsuite/21_strings/basic_string_view/inserters/wchar_t/3.cc:
2418         Likewise.
2419         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char/1.cc:
2420         Likewise.
2421         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t/1.cc:
2422         Likewise.
2423         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char/1.cc:
2424         Likewise.
2425         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t/1.cc:
2426         Likewise.
2427         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
2428         Likewise.
2429         * testsuite/21_strings/basic_string_view/operations/compare/char/13650.cc:
2430         Likewise.
2431         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/1.cc:
2432         Likewise.
2433         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/13650.cc:
2434         Likewise.
2435         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
2436         Likewise.
2437         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
2438         Likewise.
2439         * testsuite/21_strings/basic_string_view/operations/data/char/1.cc:
2440         Likewise.
2441         * testsuite/21_strings/basic_string_view/operations/data/wchar_t/1.cc:
2442         Likewise.
2443         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
2444         Likewise.
2445         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
2446         Likewise.
2447         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
2448         Likewise.
2449         * testsuite/21_strings/basic_string_view/operations/find/char/4.cc:
2450         Likewise.
2451         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
2452         Likewise.
2453         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
2454         Likewise.
2455         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
2456         Likewise.
2457         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/4.cc:
2458         Likewise.
2459         * testsuite/21_strings/basic_string_view/operations/rfind/char/1.cc:
2460         Likewise.
2461         * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
2462         Likewise.
2463         * testsuite/21_strings/basic_string_view/operations/rfind/char/3.cc:
2464         Likewise.
2465         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/1.cc:
2466         Likewise.
2467         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/2.cc:
2468         Likewise.
2469         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/3.cc:
2470         Likewise.
2471         * testsuite/21_strings/basic_string_view/operations/string_conversion/1.cc:
2472         Likewise.
2473         * testsuite/21_strings/basic_string_view/operations/substr/char/1.cc:
2474         Likewise.
2475         * testsuite/21_strings/basic_string_view/operations/substr/wchar_t/1.cc:
2476         Likewise.
2477         * testsuite/21_strings/basic_string_view/operators/char/2.cc: Likewise.
2478         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
2479         Likewise.
2480         * testsuite/21_strings/basic_string_view/range_access/char/1.cc:
2481         Likewise.
2482         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
2483         Likewise.
2484         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/1.cc:
2485         Likewise.
2486         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char/1.cc:
2487         Likewise.
2488         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t/1.cc:
2489         Likewise.
2490         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t/1.cc:
2491         Likewise.
2492         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t/1.cc:
2493         Likewise.
2494         * testsuite/21_strings/basic_string_view/requirements/typedefs.cc:
2495         Likewise.
2496         * testsuite/21_strings/basic_string_view/typedefs.cc: Likewise.
2497         * testsuite/21_strings/basic_string_view/types/1.cc: Likewise.
2498
2499 2016-07-27  Jonathan Wakely  <jwakely@redhat.com>
2500
2501         * testsuite/20_util/forward/1_neg.cc: Move dg-error to right line.
2502
2503 2016-07-25  Georeth Chow  <georeth2010@gmail.com>
2504
2505         * include/ext/ropeimpl.h (rope<>::_S_dump(_RopeRep*, int)): Qualify
2506         _S_concat enumerator.
2507         * testsuite/ext/rope/6.cc: New test.
2508
2509 2016-07-25  Jonathan Wakely  <jwakely@redhat.com>
2510
2511         * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc: Use
2512         std::mt19937, std::thread and std::atomic to simplify test.
2513         * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.
2514
2515 2016-07-22  Jonathan Wakely  <jwakely@redhat.com>
2516
2517         PR libstdc++/71964
2518         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2519         (basic_string::_Alloc_hider(pointer, _Alloc&&)): Add constructor.
2520         * include/bits/stl_tree.h (_Rb_tree(_Rb_tree&&)): Move allocator.
2521         * testsuite/21_strings/basic_string/allocator/71964.cc: New test.
2522         * testsuite/23_containers/set/allocator/71964.cc: New test.
2523
2524         * testsuite/lib/libstdc++.exp (check_v3_target_namedlocale): Use
2525         delete[] instead of delete.
2526
2527 2016-07-21  Jonathan Wakely  <jwakely@redhat.com>
2528
2529         * include/experimental/propagate_const (propagate_const::__t): Rename
2530         to _M_t and remove comment. Qualify std::move and std::forward.
2531         * testsuite/experimental/propagate_const/cons/default.cc: Fix test.
2532
2533         * testsuite/23_containers/vector/zero_sized_allocations.cc:
2534         Define sized deallocation function.
2535         * testsuite/util/testsuite_new_operators.h:
2536         (operator delete(void*, const std::nothrow_t&)): Define nothrow
2537         deallocation function.
2538
2539         * testsuite/21_strings/basic_string/modifiers/append/char/1.cc: Fix
2540         reads past the end of strings.
2541         * testsuite/21_strings/basic_string/operations/compare/char/1.cc:
2542         Likewise.
2543         * testsuite/21_strings/char_traits/requirements/short/1.cc: Fix
2544         invalid array accesses.
2545         * testsuite/experimental/string_view/operations/compare/char/1.cc:
2546         Fix read past the end of string.
2547         * testsuite/util/testsuite_character.cc: Fix out-of-bounds write.
2548
2549         * testsuite/24_iterators/container_access.cc: Fix missing returns.
2550         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
2551
2552         * testsuite/18_support/new_delete_placement.cc: Don't allocate (and
2553         leak) memory for arguments to placement delete.
2554         * testsuite/20_util/addressof/1.cc: Don't leak memory.
2555         * testsuite/22_locale/locale/global_locale_objects/3.cc: Likewise.
2556         * testsuite/23_containers/unordered_multimap/insert/55028-debug.cc:
2557         Likewise.
2558
2559 2016-07-20  Jonathan Wakely  <jwakely@redhat.com>
2560
2561         * doc/xml/manual/intro.xml: Document DR 2684 status.
2562         * doc/html/*: Regenerate.
2563
2564         * include/std/atomic (atomic_int8_t, atomic_uint8_t, atomic_int16_t)
2565         (atomic_uint16_t, atomic_int32_t, atomic_uint32_t, atomic_int64_t)
2566         (atomic_uint64_t): Define (LWG 2441).
2567         * testsuite/29_atomics/headers/atomic/std_c++0x_neg.cc: Remove empty
2568         lines.
2569         * testsuite/29_atomics/headers/atomic/types_std_c++0x.cc: Test for
2570         the new types.
2571         * doc/xml/manual/intro.xml: Document DR 2441 status.
2572
2573         * include/std/istream (operator>>(basic_istream&&, _Tp&)): Adjust
2574         to use perfect forwarding (LWG 2328).
2575         * testsuite/27_io/rvalue_streams.cc: Test perfect forwarding.
2576         * doc/xml/manual/intro.xml: Document DR 2328 status.
2577
2578         * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Use
2579         static objects for catching nullptr as pointer to member types.
2580
2581 2016-07-18  Ville Voutilainen  <ville.voutilainen@gmail.com>
2582
2583         Clean up optional's comments.
2584         * include/std/optional: Remove incorrect section headers
2585         from comments when redundant, replace bare section
2586         headers with more descriptive comments.
2587
2588 2016-07-15  Jonathan Wakely  <jwakely@redhat.com>
2589
2590         * include/bits/algorithmfwd.h: Change C++0x to C++11 in comments.
2591         * include/bits/move.h: Likewise.
2592         * include/bits/postypes.h: Likewise.
2593         * include/debug/bitset: Likewise.
2594         * include/ext/pb_ds/detail/type_utils.hpp: Likewise.
2595         * include/ext/string_conversions.h: Change C++0x to __cxx11 in
2596         comment.
2597         * testsuite/27_io/fpos/14320-1.cc: Change C++0x to C++11 in comment.
2598         * testsuite/util/thread/all.h: Likewise.
2599
2600         * include/bits/stl_algo.h (for_each): Remove redundant _GLIBCXX_MOVE
2601         and adjust comment.
2602
2603         PR c++/58796
2604         * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Make
2605         nullptr match handlers of pointer type.
2606
2607 2016-07-15  Edward Smith-Rowland  <3dw4rd@verizon.net>
2608
2609         Implement C++17 P0025 clamp.
2610         * include/bits/algorithmfwd.h: Declare clamp overloads.
2611         * include/bits/stl_algo.h: Implement clamp.  Feature __cpp_lib_clamp.
2612         * testsuite/25_algorithms/clamp/1.cc: New test.
2613         * testsuite/25_algorithms/clamp/2.cc: New test.
2614         * testsuite/25_algorithms/clamp/constexpr.cc: New test.
2615         * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
2616         1.cc: New test.
2617         * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
2618         pod.cc: New test.
2619
2620 2016-07-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
2621
2622         Fix the constraints for any's assignment operator template to properly
2623         reject assignment from a non-copyable lvalue.
2624         * include/std/any (operator=(_ValueType&&)): Constrain the decayed
2625         type for is_copy_constructible,
2626         * testsuite/20_util/any/requirements.cc: Add a test for
2627         non-copyable lvalues.
2628
2629 2016-07-14  Jonathan Wakely  <jwakely@redhat.com>
2630
2631         * include/experimental/functional: Include <parallel/algorithm> in
2632         Parallel Mode.
2633
2634         * testsuite/experimental/functional/searchers.cc: Include <algorithm>
2635         for std::search.
2636
2637         PR libstdc++/70716
2638         * include/bits/forward_list.h (forward_list): Update doxygen comments
2639         to reflect allocator propagation semantics. Remove ambiguous
2640         statements about data being lost.
2641         * include/bits/stl_deque.h (deque): Likewise.
2642         * include/bits/stl_list.h (list): Likewise.
2643         * include/bits/stl_map.h (map): Likewise.
2644         * include/bits/stl_multimap.h (multimap): Likewise.
2645         * include/bits/stl_multiset.h (multiset): Likewise.
2646         * include/bits/stl_set.h (set): Likewise.
2647         * include/bits/stl_vector.h (vector): Likewise.
2648         * include/bits/unordered_map.h (unordered_map, unordered_multimap):
2649         Likewise.
2650         * include/bits/unordered_set.h (unordered_set, unordered_multiset):
2651         Likewise.
2652
2653 2016-07-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
2654
2655         Implement P0032R3, Homogeneous interface for variant, any and optional,
2656         for the parts concerning any and optional.
2657         * include/std/any (_Storage()): Make constexpr and have it
2658         initialize _M_ptr.
2659         (any()): Make constexpr.
2660         (any(const any&)): Adjust.
2661         (any(any&&)): Likewise.
2662         (__any_constructible_t): New.
2663         (any(_ValueType&&)): Constrain.
2664         (any(in_place_type_t<_Tp>, _Args&&...)): New.
2665         (any(in_place_type_t<_Tp>, initializer_list<_Up>, _Args&&...)):
2666         Likewise.
2667         (~any()): Adjust.
2668         (operator=(const any&)): Likewise.
2669         (operator=(any&&)): Likewise.
2670         (operator=(_ValueType&&)): Constrain.
2671         (emplace(_Args&&...)): New.
2672         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2673         (clear()): Remove.
2674         (reset()): New.
2675         (swap(any&)): Adjust.
2676         (empty()): Remove.
2677         (has_value()): New.
2678         (type()): Adjust.
2679         (_Manager_internal::_S_create(_Storage&, _Args&&...)): New.
2680         (_Manager_external::_S_create(_Storage&, _Args&&...)): Likewise.
2681         (make_any(_Args&&...)): Likewise.
2682         (make_any(initializer_list<_Up>, _Args&&...)): Likewise.
2683         * include/std/optional (in_place_t, in_place): Remove.
2684         (bad_optional_access): Add a comment referring to LEWG 72.
2685         (emplace(_Args&&...)): Constrain.
2686         (has_value()): New.
2687         (reset()): Likewise.
2688         (make_optional(_Args&&...)): Likewise.
2689         (make_optional(initializer_list<_Up>, _Args&&...)): Likewise.
2690         * include/std/utility (in_place_tag): New.
2691         (__in_place, __in_place_type, __in_place_index): Likewise.
2692         (in_place_t, in_place_type_t, in_place_index_t): Likewise.
2693         (in_place(__in_place*)): Likewise.
2694         (in_place(__in_place_type<_Tp>*)): Likewise.
2695         (in_place(__in_place_index<_Idx>*)): Likewise.
2696         * testsuite/20_util/any/assign/1.cc: Adjust.
2697         * testsuite/20_util/any/assign/emplace.cc: New.
2698         * testsuite/20_util/any/assign/self.cc: Adjust.
2699         * testsuite/20_util/any/cons/1.cc: Likewise.
2700         * testsuite/20_util/any/cons/in_place.cc: New.
2701         * testsuite/20_util/any/make_any.cc: Likewise.
2702         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
2703         * testsuite/20_util/any/misc/swap.cc: Likewise.
2704         * testsuite/20_util/any/modifiers/1.cc: Likewise.
2705         * testsuite/20_util/any/requirements.cc: New.
2706         * testsuite/20_util/in_place/requirements.cc: Likewise.
2707         * testsuite/20_util/optional/constexpr/in_place.cc: Adjust.
2708         * testsuite/20_util/optional/in_place.cc: Likewise.
2709         * testsuite/20_util/optional/make_optional.cc: Add tests for
2710         the new overloads of make_optional.
2711
2712 2016-07-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2713
2714         Implement P0307R2, Making Optional Greater Equal Again.
2715         * include/experimental/optional (_Has_addressof): Fix the comment.
2716         * include/std/optional (_Has_addressof): Likewise.
2717         (operator=(_Up&&)): Constrain.
2718         (operator=(const optional<_Up>&)): Likewise.
2719         (operator=(optional<_Up>&&)): Likewise.
2720         (__optional_relop_t): New.
2721         (operator==(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2722         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2723         Constrain and make transparent.
2724         (operator<(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2725         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2726         Constrain and make transparent.
2727         (operator<=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2728         (operator>=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2729         (operator==(const optional<_Tp>&, const _Tp&): Constrain.
2730         (operator==(const _Tp&, const optional<_Tp>&)): Likewise.
2731         (operator!=(const optional<_Tp>&, _Tp const&)):
2732         Constrain and make transparent.
2733         (operator!=(const _Tp&, const optional<_Tp>&)): Likewise.
2734         (operator<(const optional<_Tp>&, const _Tp&)): Constrain.
2735         (operator<(const _Tp&, const optional<_Tp>&)): Likewise.
2736         (operator>(const optional<_Tp>&, const _Tp&)):
2737         Constrain and make transparent.
2738         (operator>(const _Tp&, const optional<_Tp>&)): Likewise.
2739         (operator<=(const optional<_Tp>&, const _Tp&)): Likewise.
2740         (operator<=(const _Tp&, const optional<_Tp>&)): Likewise.
2741         (operator>=(const optional<_Tp>&, const _Tp&)): Likewise.
2742         (operator>=(const _Tp&, const optional<_Tp>&)): Likewise.
2743         * testsuite/20_util/optional/constexpr/relops/2.cc: Adjust.
2744         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2745         * testsuite/20_util/optional/relops/1.cc: Likewise.
2746         * testsuite/20_util/optional/relops/2.cc: Likewise.
2747         * testsuite/20_util/optional/relops/3.cc: Likewise.
2748         * testsuite/20_util/optional/relops/4.cc: Likewise.
2749         * testsuite/20_util/optional/requirements.cc: Add tests to verify
2750         that optional's relops are transparent and don't synthesize
2751         operators. Also test that assignment sfinaes.
2752
2753 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2754
2755         PR libstdc++/71856
2756         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Define to 1 not empty.
2757         * include/parallel/compiletime_settings.h (_GLIBCXX_ASSERTIONS):
2758         Rename to _GLIBCXX_PARALLEL_ASSERTIONS and make default value depend
2759         on _GLIBCXX_ASSERTIONS.
2760         * include/parallel/balanced_quicksort.h: Rename _GLIBCXX_ASSERTIONS.
2761         Include <unistd.h> for sleep.
2762         * include/parallel/losertree.h: Rename _GLIBCXX_ASSERTIONS.
2763         * include/parallel/merge.h: Likewise.
2764         * include/parallel/multiway_merge.h: Likewise.
2765         * include/parallel/partition.h: Likewise.
2766         * include/parallel/queue.h: Likewise.
2767         * include/parallel/sort.h: Likewise.
2768         * testsuite/25_algorithms/headers/algorithm/
2769         parallel_algorithm_assert.cc: New.
2770
2771         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2772         (replace(__const_iterator, __const_iterator, initializer_list<C>)):
2773         Forward to different overload.
2774
2775         * include/bits/allocated_ptr.h (__allocated_ptr::_S_raw_ptr): Make
2776         static.
2777
2778 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2779
2780         Revert "Add non-const overload of std::string::data()".
2781
2782 2016-07-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2783
2784         Implement P0307R2, Making Optional Greater Equal Again.
2785         * include/experimental/optional (_Has_addressof): Fix the comment.
2786         * include/std/optional (_Has_addressof): Likewise.
2787         (operator=(_Up&&)): Constrain.
2788         (operator=(const optional<_Up>&)): Likewise.
2789         (operator=(optional<_Up>&&)): Likewise.
2790         (__optional_relop_t): New.
2791         (operator==(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2792         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2793         Constrain and make transparent.
2794         (operator<(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2795         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2796         Constrain and make transparent.
2797         (operator<=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2798         (operator>=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2799         (operator==(const optional<_Tp>&, const _Tp&): Constrain.
2800         (operator==(const _Tp&, const optional<_Tp>&)): Likewise.
2801         (operator!=(const optional<_Tp>&, _Tp const&)):
2802         Constrain and make transparent.
2803         (operator!=(const _Tp&, const optional<_Tp>&)): Likewise.
2804         (operator<(const optional<_Tp>&, const _Tp&)): Constrain.
2805         (operator<(const _Tp&, const optional<_Tp>&)): Likewise.
2806         (operator>(const optional<_Tp>&, const _Tp&)):
2807         Constrain and make transparent.
2808         (operator>(const _Tp&, const optional<_Tp>&)): Likewise.
2809         (operator<=(const optional<_Tp>&, const _Tp&)): Likewise.
2810         (operator<=(const _Tp&, const optional<_Tp>&)): Likewise.
2811         (operator>=(const optional<_Tp>&, const _Tp&)): Likewise.
2812         (operator>=(const _Tp&, const optional<_Tp>&)): Likewise.
2813         * testsuite/20_util/optional/constexpr/relops/2.cc: Adjust.
2814         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2815         * testsuite/20_util/optional/relops/1.cc: Likewise.
2816         * testsuite/20_util/optional/relops/2.cc: Likewise.
2817         * testsuite/20_util/optional/relops/3.cc: Likewise.
2818         * testsuite/20_util/optional/relops/4.cc: Likewise.
2819         * testsuite/20_util/optional/requirements.cc: Add tests to verify
2820         that optional's relops are transparent and don't synthesize
2821         operators. Also test that assignment sfinaes.
2822
2823 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2824
2825         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (_M_c_str):
2826         New function.
2827         (_M_disjunct, basic_string(const basic_string&, size_t)): Use data()
2828         instead of _M_data().
2829         (basic_string(const basic_string&, size_t, size_t, const _Alloc&)):
2830         Likewise.
2831         (append(const basic_string&)): Likewise.
2832         (append(const basic_string&, size_type, size_type)): Likewise.
2833         (assign(const basic_string&, size_type, size_type)): Likewise.
2834         (insert(size_type, const basic_string&)): Likewise.
2835         (insert(size_type, const basic_string&, size_type, size_type)):
2836         Likewise.
2837         (replace(size_type, size_type, const basic_string&, size_type,
2838         size_type)): Likewise.
2839         (replace(__const_iterator, __const_iterator, const basic_string&)):
2840         Likewise.
2841         (c_str(), data()): Use c_str() instead of _M_data().
2842         (data()): Add non-const overload as per LWG 2391 and P0272R1.
2843         (compare(const basic_string&)): Use data() instead of _M_data().
2844         [!_GLIBCXX_USE_CXX11_ABI] (data()): Add non-const overload.
2845         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI] (_M_mutate):
2846         Pass raw pointers to _S_copy.
2847         (_M_erase, _M_replace_aux): Pass raw pointers to _S_move and
2848         _S_assign.
2849         (find(const _CharT*, size_type, size_type)): Use data instead of
2850         _M_data().
2851         * testsuite/21_strings/basic_string/allocator/char/ext_ptr.cc: New.
2852         * testsuite/21_strings/basic_string/operations/data/char/2.cc: New.
2853         * testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc: New.
2854
2855 2016-07-12  Jonathan Wakely  <jwakely@redhat.com>
2856
2857         * libsupc++/new: Remove nothrow sized deletes (LWG 2458).
2858         * doc/xml/manual/intro.xml: Document DR 2458 status.
2859         * doc/html*: Regenerate.
2860
2861         * testsuite/20_util/pair/astuple/astuple.cc: Only include <utility>.
2862         * testsuite/23_containers/array/tuple_interface/tuple_element.cc:
2863         Only include <array>.
2864         * testsuite/23_containers/array/tuple_interface/tuple_size.cc:
2865         Likewise.
2866         * doc/xml/manual/intro.xml: Document LWG 2212 support.
2867         * doc/html*: Regenerate.
2868
2869         * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
2870         Add testcase from LWG 2164.
2871
2872 2016-07-11  François Dumont  <fdumont@gcc.gnu.org>
2873
2874         * include/bits/stl_vector.h (push_back(const value_type&)): Forward
2875         to _M_realloc_insert.
2876         (insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
2877         (_M_realloc_insert): Declare new function.
2878         (_M_emplace_back_aux): Remove definition.
2879         * include/bits/vector.tcc (emplace_back(_Args...)):
2880         Use _M_realloc_insert.
2881         (insert(const_iterator, const value_type&)): Likewise.
2882         (_M_insert_rval, _M_emplace_aux): Likewise.
2883         (_M_emplace_back_aux): Remove declaration.
2884         (_M_realloc_insert): Define.
2885         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
2886         Adjust expected results for emplacing an lvalue with reallocation.
2887
2888 2016-07-10  Ville Voutilainen  <ville.voutilainen@gmail.com>
2889
2890         Implement std::optional.
2891         * include/Makefile.am: Add optional to exported headers.
2892         * include/Makefile.in: Likewise.
2893         * include/std/optional: New.
2894         * testsuite/20_util/optional/typedefs.cc: Likewise.
2895         * testsuite/20_util/optional/relops/2.cc: Likewise.
2896         * testsuite/20_util/optional/relops/3.cc: Likewise.
2897         * testsuite/20_util/optional/relops/4.cc: Likewise.
2898         * testsuite/20_util/optional/relops/5.cc: Likewise.
2899         * testsuite/20_util/optional/relops/1.cc: Likewise.
2900         * testsuite/20_util/optional/relops/6.cc: Likewise.
2901         * testsuite/20_util/optional/nullopt.cc: Likewise.
2902         * testsuite/20_util/optional/in_place.cc: Likewise.
2903         * testsuite/20_util/optional/make_optional.cc: Likewise.
2904         * testsuite/20_util/optional/assignment/2.cc: Likewise.
2905         * testsuite/20_util/optional/assignment/3.cc: Likewise.
2906         * testsuite/20_util/optional/assignment/4.cc: Likewise.
2907         * testsuite/20_util/optional/assignment/5.cc: Likewise.
2908         * testsuite/20_util/optional/assignment/1.cc: Likewise.
2909         * testsuite/20_util/optional/assignment/6.cc: Likewise.
2910         * testsuite/20_util/optional/cons/value_neg.cc: Likewise.
2911         * testsuite/20_util/optional/cons/default.cc: Likewise.
2912         * testsuite/20_util/optional/cons/move.cc: Likewise.
2913         * testsuite/20_util/optional/cons/value.cc: Likewise.
2914         * testsuite/20_util/optional/cons/copy.cc: Likewise.
2915         * testsuite/20_util/optional/requirements.cc: Likewise.
2916         * testsuite/20_util/optional/observers/2.cc: Likewise.
2917         * testsuite/20_util/optional/observers/3.cc: Likewise.
2918         * testsuite/20_util/optional/observers/4.cc: Likewise.
2919         * testsuite/20_util/optional/observers/5.cc: Likewise.
2920         * testsuite/20_util/optional/observers/1.cc: Likewise.
2921         * testsuite/20_util/optional/constexpr/relops/2.cc: Likewise.
2922         * testsuite/20_util/optional/constexpr/relops/3.cc: Likewise.
2923         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2924         * testsuite/20_util/optional/constexpr/relops/5.cc: Likewise.
2925         * testsuite/20_util/optional/constexpr/relops/1.cc: Likewise.
2926         * testsuite/20_util/optional/constexpr/relops/6.cc: Likewise.
2927         * testsuite/20_util/optional/constexpr/nullopt.cc: Likewise.
2928         * testsuite/20_util/optional/constexpr/in_place.cc: Likewise.
2929         * testsuite/20_util/optional/constexpr/make_optional.cc: Likewise.
2930         * testsuite/20_util/optional/constexpr/cons/default.cc: Likewise.
2931         * testsuite/20_util/optional/constexpr/cons/value.cc: Likewise.
2932         * testsuite/20_util/optional/constexpr/observers/2.cc: Likewise.
2933         * testsuite/20_util/optional/constexpr/observers/3.cc: Likewise.
2934         * testsuite/20_util/optional/constexpr/observers/4.cc: Likewise.
2935         * testsuite/20_util/optional/constexpr/observers/5.cc: Likewise.
2936         * testsuite/20_util/optional/constexpr/observers/1.cc: Likewise.
2937         * testsuite/20_util/optional/swap/1.cc: Likewise.
2938
2939 2016-07-08  Jonathan Wakely  <jwakely@redhat.com>
2940
2941         * testsuite/23_containers/vector/modifiers/insert/aliasing.cc: New.
2942
2943 2016-07-07  Jonathan Wakely  <jwakely@redhat.com>
2944
2945         * doc/xml/manual/status_cxx2014.xml: Update LFTS status table.
2946         * doc/html/*: Regenerate.
2947
2948 2016-07-07  Ville Voutilainen  <ville.voutilainen@gmail.com>
2949
2950         Implement std::any.
2951         * include/Makefile.am: Add any and c++17_warning.h to exported headers.
2952         * include/Makefile.in: Likewise.
2953         * include/std/any: New.
2954         * testsuite/20_util/any/assign/1.cc: Likewise.
2955         * testsuite/20_util/any/assign/2.cc: Likewise.
2956         * testsuite/20_util/any/assign/self.cc: Likewise.
2957         * testsuite/20_util/any/cons/1.cc: Likewise.
2958         * testsuite/20_util/any/cons/2.cc: Likewise.
2959         * testsuite/20_util/any/cons/aligned.cc: Likewise.
2960         * testsuite/20_util/any/cons/nontrivial.cc: Likewise.
2961         * testsuite/20_util/any/misc/any_cast.cc: Likewise.
2962         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise.
2963         * testsuite/20_util/any/misc/any_cast_no_rtti.cc: Likewise.
2964         * testsuite/20_util/any/misc/swap.cc: Likewise.
2965         * testsuite/20_util/any/modifiers/1.cc: Likewise.
2966         * testsuite/20_util/any/observers/type.cc: Likewise.
2967         * testsuite/20_util/any/typedefs.cc: Likewise.
2968
2969 2016-07-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
2970
2971         Add a new header for diagnosing the use of C++17 facilities
2972         in pre-C++17 modes.
2973         * include/bits/c++17_warning.h: New.
2974
2975 2016-07-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
2976
2977         Implement LWG 2451, optional<T> should 'forward' T's
2978         implicit conversions.
2979         * include/experimental/optional (__is_optional_impl, __is_optional):
2980         New.
2981         (optional()): Make constexpr and default.
2982         (optional(_Up&&), optional(const optional<_Up>&),
2983         optional(optional<_Up>&& __t): New.
2984         (operator=(_Up&&)): Constrain.
2985         (operator=(const optional<_Up>&), operator=(optional<_Up>&&)): New.
2986         * testsuite/experimental/optional/cons/value.cc:
2987         Add tests for the functionality added by LWG 2451.
2988         * testsuite/experimental/optional/cons/value_neg.cc: New.
2989
2990 2016-07-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
2991
2992         Implement LWG 2509,
2993         any_cast doesn't work with rvalue reference targets and cannot
2994         move with a value target.
2995         * include/experimental/any (any(_ValueType&&)): Constrain and
2996         add an overload that doesn't forward.
2997         (any_cast(any&&)): Constrain and add an overload that moves.
2998         * testsuite/experimental/any/misc/any_cast.cc: Add tests for
2999         the functionality added by LWG 2509.
3000
3001 2016-07-04  François Dumont  <fdumont@gcc.gnu.org>
3002
3003         * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
3004         New test.
3005         * testsuite/23_containers/vector/modifiers/insert/self_insert.cc: New
3006         test.
3007
3008 2016-07-04  Jonathan Wakely  <jwakely@redhat.com>
3009
3010         * include/bits/stl_vector.h (emplace(const_iterator, _Args&&...)):
3011         Define inline. Forward to _M_emplace_aux.
3012         (insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
3013         (_M_insert_rval, _M_emplace_aux): Declare new functions.
3014         (_Temporary_value): New RAII type using allocator to construct/destroy.
3015         (_S_insert_aux_assign): Remove.
3016         (_M_insert_aux): Make non-variadic.
3017         * include/bits/vector.tcc (insert(const_iterator, const value_type&)):
3018         Use _Temporary_value.
3019         (emplace(const_iterator, _Args&&...)): Remove definition.
3020         (_M_insert_rval, _M_emplace_aux): Define.
3021         (_M_insert_aux): Make non-variadic, stop using _S_insert_aux_assign.
3022         (_M_fill_insert): Use _Temporary_value.
3023         * testsuite/23_containers/vector/allocator/construction.cc: New test.
3024         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
3025         Adjust expected results for emplacing an lvalue with reallocation.
3026         * testsuite/23_containers/vector/check_construct_destroy.cc: Adjust
3027         expected results to account for construction/destruction of temporary
3028         using allocator.
3029         * testsuite/backward/hash_set/check_construct_destroy.cc: Likewise.
3030
3031 2016-07-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
3032
3033         PR libstdc++/71313
3034         * src/filesystem/ops.cc (remove_all(const path&, error_code&)):
3035         Call remove_all for children of a directory.
3036         * testsuite/experimental/filesystem/operations/create_directories.cc:
3037         Adjust.
3038
3039 2016-07-02  François Dumont  <fdumont@gcc.gnu.org>
3040
3041         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust
3042         dg-error line numbers.
3043         * testsuite/23_containers/array/tuple_interface/
3044         tuple_element_debug_neg.cc: Likewise.
3045         * testsuite/25_algorithms/lexicographical_compare/debug/
3046         irreflexive_neg.cc: Remove.
3047
3048 2016-06-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3049
3050         * testsuite/29_atomics/atomic/65913.cc: Require atomic-builtins rather
3051         than specific target.
3052
3053 2016-06-27  François Dumont  <fdumont@gcc.gnu.org>
3054
3055         PR libstdc++/71640
3056         * include/bits/hashtable.h: Remove _Unique_keya parameter in _Insert
3057         friend declaration.
3058
3059 2016-06-23  François Dumont  <fdumont@gcc.gnu.org>
3060
3061         * include/debug/array (array<>::swap): Fix noexcept qualificaton for
3062         zero-size array.
3063
3064 2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3065
3066         * configure.host: Remove mep-* support.
3067
3068 2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3069
3070         * configure: Regenerate.
3071         * configure.host: Remove support for knetbsd.
3072         * crossconfig.m4: Likewise.
3073
3074 2016-06-20  François Dumont  <fdumont@gcc.gnu.org>
3075
3076         PR libstdc++/71181
3077         * include/tr1/hashtable_policy.h
3078         (_Prime_rehash_policy::_M_next_bkt): Make past-the-end iterator
3079         dereferenceable to avoid check on lower_bound result.
3080         (_Prime_rehash_policy::_M_bkt_for_elements): Call latter.
3081         (_Prime_rehash_policy::_M_need_rehash): Likewise.
3082         * src/c++11/hashtable_c++0x.cc (_Prime_rehash_policy::_M_next_bkt):
3083         Always return a value greater than input value. Set _M_next_resize to
3084         max value when reaching highest prime number.
3085         * src/shared/hashtable-aux.cc (__prime_list): Add comment about sentinel
3086         being now useless.
3087         * testsuite/23_containers/unordered_set/hash_policy/71181.cc: New.
3088         * testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc
3089         (test02): New.
3090         * testsuite/23_containers/unordered_set/hash_policy/prime_rehash.cc: New.
3091         * testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
3092         Fix indentation.
3093
3094 2016-06-17  Jonathan Wakely  <jwakely@redhat.com>
3095
3096         PR libstdc++/71545
3097         * include/bits/stl_algobase.h (lower_bound, lexicographical_compare):
3098         Remove irreflexive checks.
3099         * include/bits/stl_algo.h (lower_bound, upper_bound, equal_range,
3100         binary_search): Likewise.
3101         * testsuite/25_algorithms/equal_range/partitioned.cc: New test.
3102         * testsuite/25_algorithms/lexicographical_compare/71545.cc: New test.
3103         * testsuite/25_algorithms/lower_bound/partitioned.cc: New test.
3104         * testsuite/25_algorithms/upper_bound/partitioned.cc: New test.
3105         * testsuite/util/testsuite_iterators.h (__gnu_test::test_container):
3106         Add constructor from array.
3107
3108 2016-06-16  François Dumont  <fdumont@gcc.gnu.org>
3109
3110         * include/debug/debug.h
3111         (__glibcxx_requires_non_empty_range, __glibcxx_requires_nonempty)
3112         (__glibcxx_requires_subscript): Move...
3113         * include/debug/assertions.h: ...here and add __builtin_expect.
3114         (_GLIBCXX_DEBUG_ONLY): Remove ; value.
3115         * include/bits/stl_deque.h
3116         (std::deque<>::operator[]): Add __glibcxx_requires_subscript check.
3117         (std::deque<>::front()): Add __glibcxx_requires_nonempty check.
3118         (std::deque<>::back()): Likewise.
3119         (std::deque<>::pop_front()): Likewise.
3120         (std::deque<>::pop_back()): Likewise.
3121         (std::deque<>::swap(deque&)): Add allocator check.
3122         * include/bits/stl_vector.h
3123         (std::vector<>::operator[]): Add __glibcxx_requires_subscript check.
3124         (std::vector<>::front()): Add __glibcxx_requires_nonempty check.
3125         (std::vector<>::back()): Likewise.
3126         (std::vector<>::pop_back()): Likewise.
3127         (std::vector<>::swap(vector&)): Add allocator check.
3128
3129 2016-06-16  Daniel Kruegler  <daniel.kruegler@gmail.com>
3130
3131         Provide swappable traits (p0185r1)
3132         * include/std/type_traits (is_swappable, is_nothrow_swappable,
3133         is_swappable_with, is_nothrow_swappable_with, is_swappable_v,
3134         is_nothrow_swappable_v, is_swappable_with_v,
3135         is_nothrow_swappable_with_v): New.
3136         * include/bits/stl_pair.h: Use it as per p0185r1.
3137         * include/bits/stl_queue.h: Likewise.
3138         * include/bits/stl_stack.h: Likewise.
3139         * include/bits/unique_ptr.h: Likewise.
3140         * include/std/tuple: Likewise.
3141         * include/std/array: Likewise. Fix zero-size member swap.
3142         * include/bits/hashtable.h: Use __and_.
3143         * testsuite/20_util/is_nothrow_swappable/requirements/
3144         explicit_instantiation.cc: Change test options to std=gnu++17.
3145         * testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc:
3146         Likewise.
3147         * testsuite/20_util/is_nothrow_swappable/value.cc: Likewise.
3148         * testsuite/20_util/is_swappable/requirements/
3149         explicit_instantiation.cc: Likewise.
3150         * testsuite/20_util/is_swappable/requirements/typedefs.cc: Likewise.
3151         * testsuite/20_util/is_swappable/value.cc: Likewise.
3152         * testsuite/20_util/is_nothrow_swappable/requirements/
3153         explicit_instantiation_ext.cc: New.
3154         * testsuite/20_util/is_nothrow_swappable/requirements/typedefs_ext.cc:
3155         New.
3156         * testsuite/20_util/is_nothrow_swappable/value.h: New.
3157         * testsuite/20_util/is_nothrow_swappable/value_ext.cc: New.
3158         * testsuite/20_util/is_nothrow_swappable_with/requirements/
3159         explicit_instantiation.cc: New.
3160         * testsuite/20_util/is_nothrow_swappable_with/requirements/typedefs.cc:
3161         New.
3162         * testsuite/20_util/is_nothrow_swappable_with/value.cc: New.
3163         * testsuite/20_util/is_swappable/requirements/
3164         explicit_instantiation_ext.cc: New.
3165         * testsuite/20_util/is_swappable/requirements/typedefs_ext.cc: New.
3166         * testsuite/20_util/is_swappable/value.h: New.
3167         * testsuite/20_util/is_swappable/value_ext.cc: New.
3168         * testsuite/20_util/is_swappable_with/requirements/
3169         explicit_instantiation.cc: New.
3170         * testsuite/20_util/is_swappable_with/requirements/typedefs.cc: New.
3171         * testsuite/20_util/is_swappable_with/value.cc: New.
3172         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
3173         dg-error line numbers.
3174         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
3175         Likewise.
3176
3177 2016-06-16  Jonathan Wakely  <jwakely@redhat.com>
3178
3179         * include/std/array: Remove trailing whitespace.
3180         * include/std/atomic: Likewise.
3181         * include/std/bitset: Likewise.
3182         * include/std/chrono: Likewise.
3183         * include/std/complex: Likewise.
3184         * include/std/condition_variable: Likewise.
3185         * include/std/fstream: Likewise.
3186         * include/std/functional: Likewise.
3187         * include/std/future: Likewise.
3188         * include/std/iomanip: Likewise.
3189         * include/std/iosfwd: Likewise.
3190         * include/std/istream: Likewise.
3191         * include/std/limits: Likewise.
3192         * include/std/ratio: Likewise.
3193         * include/std/scoped_allocator: Likewise.
3194         * include/std/sstream: Likewise.
3195         * include/std/stdexcept: Likewise.
3196         * include/std/string: Likewise.
3197         * include/std/system_error: Likewise.
3198         * include/std/thread: Likewise.
3199         * include/std/tuple: Likewise.
3200         * include/std/type_traits: Likewise.
3201         * include/std/utility: Likewise.
3202         * include/std/valarray: Likewise.
3203         * include/std/vector: Likewise.
3204
3205         * include/bits/stl_vector.h (vector::_S_insert_aux_assign): Define
3206         new overloaded functions.
3207         * include/bits/vector.tcc (vector::_M_insert_aux): Use new functions
3208         to avoid creating a redundant temporary.
3209         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc: New
3210         test.
3211
3212 2016-06-15  François Dumont  <fdumont@gcc.gnu.org>
3213
3214         * include/bits/stl_deque.h
3215         (std::deque<>::operator=): Call _M_assign_aux.
3216         (std::deque<>::assign(initializer_list<>)): Likewise.
3217         (std::deque<>::resize(size_t, const value_type&)): Call _M_fill_insert.
3218         (std::deque<>::insert(const_iterator, initializer_list<>)):
3219         Call _M_range_insert_aux.
3220         (std::deque<>::_M_assign_aux<It>(It, It, std::forward_iterator_tag):
3221         Likewise.
3222         (std::deque<>::_M_fill_assign): Call _M_fill_insert.
3223         (std::deque<>::_M_move_assign2): Call _M_assign_aux.
3224         * include/bits/deque.tcc
3225         (std::deque<>::operator=): Call _M_range_insert_aux.
3226         (std::deque<>::_M_assign_aux<It>(It, It, std::input_iterator_tag)):
3227         Likewise.
3228         * include/bits/stl_vector.h
3229         (std::vector<>::operator=): Call _M_assign_aux.
3230         (std::vector<>::assign(initializer_list<>)): Likewise.
3231         (std::vector<>::resize(size_t, const value_type&)): Call _M_fill_insert.
3232         (std::vector<>::insert(const_iterator, initializer_list<>)):
3233         Call _M_range_insert.
3234         * include/bits/vector.tcc (std::vector<>::_M_assign_aux): Likewise.
3235
3236 2016-06-07  François Dumont  <fdumont@gcc.gnu.org>
3237
3238         * include/std/tuple (_Head_base<>): Default specialization condition at
3239         type declaration.
3240
3241 2016-06-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
3242
3243         Support allocators in tuples of zero size.
3244         * include/std/tuple (tuple<>::tuple(),
3245         tuple<>::tuple(allocator_arg_t, const _Alloc&),
3246         tuple<>::tuple(allocator_arg_t, const _Alloc&, const tuple&)): New.
3247         * testsuite/20_util/tuple/cons/allocators.cc: Adjust.
3248
3249 2016-06-06  Jonathan Wakely  <jwakely@redhat.com>
3250
3251         PR libstdc++/71320
3252         * src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
3253         Add or remove permissions according to perms argument.
3254         * testsuite/experimental/filesystem/operations/permissions.cc: New
3255         test.
3256
3257 2016-06-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
3258
3259         Protect allocator-overloads of tuple-from-tuple constructors
3260         from cases that would create dangling references.
3261         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3262         const tuple<_UElements...>&), tuple(allocator_arg_t, const _Alloc&,
3263         tuple<_UElements...>&&)): Add a check for _NonNestedTuple.
3264         * testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Adjust.
3265
3266 2016-05-29  Gerald Pfeifer  <gerald@pfeifer.com>
3267
3268         * doc/xml/manual/backwards_compatibility.xml: Adjust
3269         lists.debian.org link to https.
3270         * doc/html/manual/backwards.html: Regenerate.
3271
3272 2016-05-27  Jonathan Wakely  <jwakely@redhat.com>
3273
3274         * doc/xml/manual/abi.xml: Adjust URL to use https.
3275         * doc/html/manual/*: Regenerate.
3276
3277 2016-05-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
3278
3279         PR libstdc++/66338
3280         * include/std/tuple (_TMC): Add a check for _NotSameTuple.
3281         * include/std/tuple (tuple(_UElements&&...)): Remove the separate
3282         check for _NotSameTuple.
3283         * include/std/tuple (_TMCT): New.
3284         * include/std/tuple (tuple(const tuple<_UElements...>&)): Use it.
3285         * include/std/tuple (tuple(tuple<_UElements...>&&)): Likewise.
3286         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3287               const tuple<_UElements...>&)): Likewise.
3288         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3289               tuple<_UElements...>&&)): Likewise.
3290         * testsuite/20_util/tuple/cons/66338.cc: New.
3291
3292 2016-05-25  Jonathan Wakely  <jwakely@redhat.com>
3293
3294         * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Fix test for sendfile.
3295         * configure: Regenerate.
3296         * config.h.in: Regenerate.
3297
3298         * include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): Remove it.
3299         * include/bits/hashtable_policy.h (_Power2_rehash_policy::_M_next_bkt):
3300         Remove const qualification on function. Replace
3301         _GLIBCXX14_USE_CONSTEXPR on automatic variables with const.
3302         (_Power2_rehash_policy::_M_need_rehash): Remove const qualification.
3303         (_Power2_rehash_policy::_M_next_bkt): Remove mutable specifier.
3304
3305 2016-05-24  François Dumont  <fdumont@gcc.gnu.org>
3306
3307         * include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): New.
3308         * include/bits/hashtable_policy.h
3309         (_Prime_rehash_policy::__has_load_factor): New. Mark rehash policy
3310         having load factor management.
3311         (_Mask_range_hashing): New.
3312         (__clp2): New.
3313         (_Power2_rehash_policy): New.
3314         (_Inserts<>): Remove last template parameter, _Unique_keys, so that
3315         partial specializations only depend on whether iterators are constant
3316         or not.
3317         * testsuite/23_containers/unordered_set/hash_policy/26132.cc: Adapt to
3318         test new hash policy.
3319         * testsuite/23_containers/unordered_set/hash_policy/load_factor.cc:
3320         Likewise.
3321         * testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
3322         Likewise.
3323         * testsuite/23_containers/unordered_set/insert/hash_policy.cc:
3324         Likewise.
3325         * testsuite/23_containers/unordered_set/max_load_factor/robustness.cc:
3326         Likewise.
3327         * testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc:
3328         New.
3329         * testsuite/performance/23_containers/insert/54075.cc: Add benchmark
3330         using the new hash policy.
3331         * testsuite/performance/23_containers/insert_erase/41975.cc: Likewise.
3332
3333 2016-05-24  Jonathan Wakely  <jwakely@redhat.com>
3334
3335         * include/bits/stl_queue.h (priority_queue::value_compare): Define.
3336
3337 2016-05-23  François Dumont  <fdumont@gcc.gnu.org>
3338
3339         * include/debug/safe_iterator.h
3340         (_Safe_iterator<>::operator->()): Implement using underlying iterator
3341         operator ->.
3342         * include/debug/safe_local_iterator.h
3343         (_Safe_local_iterator<>::operator->()): Likewise.
3344
3345 2016-05-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3346
3347         * testsuite/experimental/memory_resource/1.cc: Add required argument
3348         to dg-require-atomic-builtins.
3349
3350 2016-05-13  Jonathan Wakely  <jwakely@redhat.com>
3351
3352         PR libstdc++/71073
3353         * include/debug/bitset: Add #pragma GCC system_header.
3354         * include/debug/deque: Likewise.
3355         * include/debug/list: Likewise.
3356         * include/debug/map: Likewise.
3357         * include/debug/set: Likewise.
3358         * include/debug/string: Likewise.
3359         * include/debug/unordered_map: Likewise.
3360         * include/debug/unordered_set: Likewise.
3361         * include/debug/vector: Likewise.
3362         * include/debug/functions.h: Adjust whitespace.
3363
3364 2016-05-12  Jonathan Wakely  <jwakely@redhat.com>
3365
3366         PR libstdc++/71081
3367         * testsuite/experimental/memory_resource/1.cc: Require atomics.
3368
3369 2016-05-11  Jonathan Wakely  <jwakely@redhat.com>
3370
3371         PR libstdc++/71049
3372         * src/c++11/cow-stdexcept.cc [!_GLIBCXX_USE_DUAL_ABI]: Don't define
3373         exception constructors with __sso_string parameters.
3374
3375 2016-05-10  Jonathan Wakely  <jwakely@redhat.com>
3376
3377         * include/experimental/bits/fs_dir.h (begin, end): Add noexcept.
3378         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
3379         Test begin and end functions.
3380         * testsuite/experimental/filesystem/iterators/
3381         recursive_directory_iterator.cc: Likewise.
3382
3383         PR libstdc++/71038
3384         * src/filesystem/ops.cc (do_copy_file): Fix backwards conditions.
3385         * testsuite/experimental/filesystem/operations/copy_file.cc: New test.
3386
3387         * include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
3388         Overload operator* to move from rvalues.
3389
3390         PR libstdc++/71036
3391         * src/filesystem/ops.cc (create_dir): Handle EEXIST from mkdir.
3392         * testsuite/experimental/filesystem/operations/create_directory.cc:
3393         New test.
3394
3395         PR libstdc++/71037
3396         * src/filesystem/ops.cc (canonical(const path&, const path&)): Add
3397         base path to exception.
3398         * testsuite/experimental/filesystem/operations/canonical.cc: Test
3399         paths contained in exception.
3400
3401         * testsuite/experimental/type_erased_allocator/2.cc: Remove unused
3402         using declaration.
3403
3404         PR libstdc++/71005
3405         * include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
3406         New type.
3407         (directory_iterator::operator++(int)): Return proxy.
3408         (recursive_directory_iterator::operator++(int)): Likewise.
3409         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
3410         Test post-increment.
3411         * testsuite/experimental/filesystem/iterators/
3412         recursive_directory_iterator.cc: Likewise.
3413
3414 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
3415
3416         PR libstdc++/71004
3417         * testsuite/experimental/filesystem/iterators/
3418         recursive_directory_iterator.cc: Fix test02 to not call member
3419         functions on invalid iterator, and use VERIFY not assert.
3420
3421 2016-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
3422
3423         Avoid endless run-time recursion for copying single-element
3424         tuples where the element type is by-value constructible
3425         from any type.
3426         * include/std/tuple (_NotSameTuple): New.
3427         * include/std/tuple (tuple(_UElements&&...): Use it.
3428         * testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc: New.
3429
3430 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
3431
3432         PR libstdc++/71004
3433         * include/experimental/bits/fs_dir.h (recursive_directory_iterator):
3434         Initialize scalar member variables in default constructor.
3435         * testsuite/experimental/filesystem/iterators/
3436         recursive_directory_iterator.cc: Test default construction.
3437
3438 2016-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3439
3440         * testsuite/lib/libstdc++.exp (libstdc++_init): Enable on *-*-solaris*.
3441
3442 2016-05-05  Jonathan Wakely  <jwakely@redhat.com>
3443
3444         * testsuite/experimental/filesystem/path/native/string.cc: Add
3445         dg-require-filesystem-ts directive.
3446
3447 2016-05-04  Jonathan Wakely  <jwakely@redhat.com>
3448
3449         PR libstdc++/70940
3450         * include/experimental/memory_resource
3451         (__resource_adaptor_imp::do_allocate): Do not default-construct
3452         rebound allocator.
3453         (__resource_adaptor_imp::do_deallocate): Likewise. Use
3454         allocator_traits to get pointer type.
3455         (__null_memory_resource::do_allocate): Remove unused parameters.
3456         (__null_memory_resource::do_deallocate): Likewise.
3457         (__null_memory_resource::do_is_equal): Likewise. Add return statement.
3458         * testsuite/experimental/type_erased_allocator/1.cc: Combine with ...
3459         * testsuite/experimental/type_erased_allocator/1_neg.cc: This, and
3460         move to ...
3461         * testsuite/experimental/memory_resource/1.cc: Here.
3462         * testsuite/experimental/memory_resource/null_memory_resource.cc: New.
3463         * testsuite/experimental/memory_resource/resource_adaptor.cc: New.
3464
3465 2016-04-29  Chris Gregory  <czipperz@gmail.com>
3466
3467         * config/*: Remove trailing whitespace.
3468         * src/*: Likewise.
3469         * testsuite/tr1/*: Likewise.
3470         * testsuite/util/*: Likewise.
3471
3472 2016-04-28  Jonathan Wakely  <jwakely@redhat.com>
3473
3474         PR libstdc++/70766
3475         * include/bits/basic_ios.tcc (basic_ios::_M_cache_locale): Use
3476         __addressof.
3477         * include/bits/stream_iterator.h (istream_iterator, ostream_iterator):
3478         Likewise.
3479         * include/std/atomic (atomic<_Tp>): Likewise.
3480         * include/std/shared_mutex (shared_lock): Likewise.
3481         * testsuite/24_iterators/istream_iterator/70766.cc: New test.
3482         * testsuite/24_iterators/ostream_iterator/70766.cc : New test.
3483         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
3484         * testsuite/29_atomics/atomic/70766.cc: New test.
3485         * testsuite/30_threads/shared_lock/70766.cc: New test.
3486
3487         * include/bits/hashtable_policy.h (__detail::_Insert_base,
3488         __detail::_Insert): Improve comments.
3489
3490 2016-04-27  Jonathan Wakely  <jwakely@redhat.com>
3491
3492         PR libstdc++/70767
3493         * include/std/limits: Update comments about DRs.
3494         (numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
3495         numeric_limits<const volatile _Tp>): Define unconditionally.
3496
3497 2016-04-24  Jonathan Wakely  <jwakely@redhat.com>
3498
3499         PR libstdc++/70762
3500         * testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
3501         static counter to return a different path on every call.
3502
3503 2016-04-22  Tim Shen  <timshen@google.com>
3504
3505         PR libstdc++/70745
3506         * include/bits/regex_executor.tcc (_Executor<>::_M_word_boundary):
3507         Fix the match_not_bow and match_not_eow behavior.
3508         * testsuite/28_regex/regression.cc: Add testcase.
3509
3510 2016-04-20  Jonathan Wakely  <jwakely@redhat.com>
3511
3512         PR libstdc++/69703
3513         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in,
3514         __codecvt_utf8_utf16_base<char16_t>::do_in): Fix mask operations.
3515
3516 2016-04-19  Jonathan Wakely  <jwakely@redhat.com>
3517
3518         PR libstdc++/69703
3519         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in):
3520         Override endianness bit in mode.
3521         * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
3522         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
3523         that little_endian mode is ignored.
3524         * testsuite/experimental/filesystem/path/native/string.cc: New test.
3525
3526         PR libstdc++/70609
3527         * src/filesystem/ops.cc (close_fd): New function.
3528         (do_copy_file): Set permissions before copying file contents. Check
3529         result of closing file descriptors. Don't copy streambuf when file
3530         is empty.
3531         (copy(const path&, const path&, copy_options, error_code&)): Use
3532         lstat for source file when copy_symlinks is set.
3533         * testsuite/experimental/filesystem/operations/copy.cc: Test copy().
3534
3535         * include/experimental/bits/fs_fwd.h (operator&, operator|, operator^,
3536         operator~ operator&=, operator|=, operator^=): Add noexcept to
3537         overloaded operators for copy_options, perms and directory_options.
3538         * src/filesystem/ops.cc (make_file_type, make_file_status,
3539         is_not_found_errno, file_time): Add noexcept.
3540
3541 2016-04-19  Edward Smith-Rowland  <3dw4rd@verizon.net>
3542
3543         * include/bits/c++14_warning.h: Do not refer C++14 as experimental.
3544
3545 2016-04-18  Jonathan Wakely  <jwakely@redhat.com>
3546
3547         PR libstdc++/41759
3548         * include/bits/random.h: Reword static assertion messages to state
3549         positive conditions.
3550         * include/bits/random.tcc: Likewise.
3551         * include/bits/uniform_int_dist.h: Likewise.
3552         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
3553         patterns.
3554
3555         * include/std/function (_Bind, _Bind_result): Remove unused typedefs.
3556
3557         * config/cpu/sh/atomicity.h: Fix typo in comment.
3558
3559         PR libstdc++/70294
3560         * include/std/thread (operator<, operator==): Move definitions to
3561         namespace-scope.
3562         * testsuite/30_threads/thread/id/70294.cc: New test.
3563
3564         * testsuite/18_support/bad_exception/23591_thread-1.c: Add
3565         -Wno-pedantic to dg-options.
3566         * testsuite/20_util/align/2.cc: Use type as operand of alignof.
3567         * testsuite/20_util/is_floating_point/value.cc: Add -Wno-pedantic
3568         to dg-options.
3569         * testsuite/20_util/specialized_algorithms/uninitialized_fill/32158.cc:
3570         Remove extra semi-colon.
3571         * testsuite/23_containers/array/tuple_interface/tuple_element.cc:
3572         Always supply second argument to static_assert.
3573         * testsuite/25_algorithms/lower_bound/no_operator_ne.cc: Remove extra
3574         semi-colon.
3575         * testsuite/26_numerics/complex/c99.cc: Add -Wno-pedantic to
3576         dg-options.
3577         * testsuite/26_numerics/complex/literals/values.cc: Likewise.
3578         * testsuite/29_atomics/atomic/60695.cc: Likewise.
3579         * testsuite/29_atomics/atomic/62259.cc: use __alignof__ instead of
3580         alignof when operand is an object not a type.
3581         * testsuite/decimal/ctor.cc: Add -Wno-pedantic to dg-options.
3582         * testsuite/decimal/make-decimal.cc: Likewise.
3583         * testsuite/experimental/type_traits/value.cc: Always supply second
3584         argument to static_assert.
3585         * testsuite/util/testsuite_common_types.h: Use __extension__ for
3586         __int128 types.
3587
3588         * testsuite/experimental/type_erased_allocator/1.cc: Don't include
3589         internal header.
3590         * testsuite/experimental/type_erased_allocator/1_neg.cc: Likewise.
3591         * testsuite/experimental/type_erased_allocator/2.cc: Likewise.
3592         * testsuite/experimental/type_erased_allocator/uses_allocator.cc:
3593         Likewise. Add licence and change to compile-only test.
3594
3595         * include/bits/locale_facets.h (ctype::do_narrow): Add attribute to
3596         unused parameter.
3597         * include/bits/regex_automaton.h (_NFA::_M_insert_alt): Likewise.
3598
3599         * include/ext/string_conversions.h (__stoa): Avoid -Wsign-compare
3600         warnings.
3601
3602 2016-04-17  Edward Smith-Rowland  <3dw4rd@verizon.net>
3603
3604         * include/bits/specfun.h: Trivial comment misspelling.
3605
3606 2016-04-14  Jason Merrill  <jason@redhat.com>
3607
3608         Revert Jonathan's empty ABI change from yesterday.
3609
3610 2016-04-13  Martin Sebor  <msebor@redhat.com>
3611
3612         PR c++/69517
3613         * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA
3614         upper bound is positive.
3615
3616 2016-04-13  Jonathan Wakely  <jwakely@redhat.com>
3617
3618         * include/bits/c++config (_GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES,
3619         _GLIBCXX_END_NAMESPACE_EMPTY_TYPES, _GLIBCXX_ABI_TAG_EMPTY): Define.
3620         * include/bits/hashtable.h (_Hashtable::_M_emplace): Change signatures
3621         of functions taking empty structs by value. Add a template parameter
3622         to overloads without hints. Rename overloads with hints to
3623         _M_emplace_hint.
3624         (_Hashtable::_M_erase(true_type, const_iterator),
3625         _Hashtable::_M_erase(false_type, const_iterator)): Change signatures
3626         by reordering parameters.
3627         * include/bits/hashtable_policy.h (_Insert::insert): Adjust to call
3628         _M_emplace_hint instead of _M_emplace.
3629         * include/bits/shared_ptr.h (shared_ptr(_Tp1*, _Deleter, _Alloc),
3630         shared_ptr(nullptr_t, _Deleter, _Alloc)): Use _GLIBCXX_ABI_TAG_EMPTY.
3631         * include/bits/shared_ptr_base.h (_Sp_counted_deleter, __shared_count,
3632         __shared_ptr): Likewise.
3633         * include/bits/stl_algo.h (replace_if): Likewise.
3634         * include/bits/stl_pair.h (piecewise_construct_t,
3635         piecewise_construct): Use _GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES.
3636         * include/bits/uses_allocator.h (allocator_arg_t, allocator_arg,
3637         __uses_alloc0): Likewise.
3638         * include/ext/pb_ds/assoc_container.hpp (basic_hash_table): Likewise.
3639         * testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error.
3640         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
3641         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
3642         * testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
3643         * testsuite/20_util/uses_allocator/cons_neg.cc: Likewise.
3644         * testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.
3645
3646 2016-04-12  Edward Smith-Rowland  <3dw4rd@verizon.net>
3647
3648         Document C++17/TR29124 C++ Special Math Functions.
3649         * include/bits/specfun.h: Add Doxygen markup.
3650
3651 2016-04-07  Jonathan Wakely  <jwakely@redhat.com>
3652
3653         * testsuite/30_threads/thread/70503.cc: Adjust from xfail to pass.
3654
3655 2016-04-06  Eric Botcazou  <ebotcazou@adacore.com>
3656
3657         * src/Makefile.am (libstdc++-symbols.ver): Remove useless /dev/null.
3658         * src/Makefile.in: Regenerate.
3659
3660 2016-04-05  Jonathan Wakely  <jwakely@redhat.com>
3661
3662         PR libstdc++/70554
3663         * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Don't test
3664         __atomic_fetch_add for bool.
3665         * configure: Regenerate.
3666
3667         * testsuite/30_threads/thread/70503.cc: Require -static to work.
3668
3669         PR libstdc++/70503
3670         * src/c++11/thread.cc (execute_native_thread_routine,
3671         execute_native_thread_routine_compat): Give internal linkage.
3672         * testsuite/30_threads/thread/70503.cc: New test.
3673
3674 2016-04-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
3675
3676         PR libstdc++/70437
3677         * include/bits/stl_pair.h (_ConstructiblePair,
3678         _ImplicitlyConvertiblePair, _MoveConstructiblePair,
3679         _ImplicitlyMoveConvertiblePair): Add shortcut conditions
3680         for same-type cases.
3681         * testsuite/20_util/pair/70437.cc: New.
3682
3683 2016-03-24  Jonathan Wakely  <jwakely@redhat.com>
3684
3685         PR libstdc++/69945
3686         * config/abi/pre/gnu.ver: Add new symbol.
3687         * libsupc++/eh_alloc.cc (__gnu_cxx::__freeres): Define.
3688         * testsuite/18_support/free_eh_pool.cc: New test.
3689
3690 2016-03-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3691
3692         * include/Makefile.am (install-freestanding-headers): Add
3693         concept_check.h and move.h to the installed headers.
3694         * include/Makefile.in: Regenerated.
3695         * include/bits/concept_check.h: Ignore _GLIBCXX_CONCEPT_CHECKS for
3696         freestanding implementations.
3697         * doc/xml/manual/using.xml (_GLIBCXX_CONCEPT_CHECKS): Mention
3698         that this macro has no effect for freestanding implementations.
3699         * doc/html/manual/using_macros.html: Likewise.
3700
3701 2016-02-24  Jonathan Wakely  <jwakely@redhat.com>
3702
3703         PR libstdc++/69939
3704         * include/experimental/tuple (__apply_impl): Qualify get and forward.
3705
3706 2016-02-23  Jonathan Wakely  <jwakely@redhat.com>
3707
3708         * doc/xml/manual/using.xml: Document __STDCPP_WANT_MATH_SPEC_FUNCS__.
3709         * doc/html/*: Regenerate.
3710
3711         PR libstdc++/69893
3712         * include/tr1/cmath (acosh, asinh, atanh, cbrt, copysign, erf, erfc,
3713         exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb, lgamma, llrint,
3714         llround, log1p, log2, logb, lrint, lround, nan, nearbyint, nextafter,
3715         nexttoward, remainder, remquo, rint, round, scalbln, scalbn, tgamma,
3716         trunc) [__cplusplus >= 201103L]: Import from namespace std.
3717         (fabs) [__cplusplus < 201103L]: Import from namespace std.
3718         * include/tr1/complex (acosh, asinh, atanh) [__cplusplus >= 201103L]:
3719         Likewise.
3720         * testsuite/tr1/headers/c++200x/complex.cc: Add std::fabs to global
3721         namespace before including TR1 headers.
3722         * testsuite/tr1/headers/c++200x/math.cc: New test.
3723
3724 2016-02-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3725
3726         PR libstdc++/69881
3727         * include/c_global/cstdarg: Undefine __need___va_list.
3728         * include/c_global/cstddef: Undefine all kinds of __need_*.
3729
3730 2016-02-16  Tim Shen  <timshen@google.com>
3731
3732         PR libstdc++/69794
3733         * include/bits/regex_scanner.h: Add different special character
3734         sets for grep and egrep regex.
3735         * include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
3736         * testsuite/28_regex/regression.cc: Add new testcase.
3737
3738 2016-02-08  Jonathan Wakely  <jwakely@redhat.com>
3739
3740         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Remove accidentally
3741         added 'constexpr' in previous commit.
3742         * configure: Regenerate.
3743
3744         PR libstdc++/48891
3745         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Enable isinf and isnan
3746         checks for all targets except *-*-solaris2.* and ensure we find the
3747         libc math.h header not our own.
3748         * configure: Regenerate.
3749
3750 2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3751
3752         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt (FUNC):
3753         New file.  Copied over from s390-linux-gnu.
3754
3755 2016-02-04  Jonathan Wakely  <jwakely@redhat.com>
3756
3757         PR libstdc++/69626
3758         * acinclude.m4 (GLIBCXX_ENABLE_C99): Check C99 stdlib.h functions
3759         with -std=c++98 and define _GLIBCXX98_USE_C99_STDLIB.
3760         * config.h.in: Regenerate.
3761         * configure: Regenerate.
3762         * testsuite/21_strings/c_strings/char/69626.cc: New.
3763
3764         * doc/html/index.html: Regenerate.
3765
3766         * doc/xml/manual/containers.xml: Add cross-reference to Dual ABI.
3767         * doc/xml/manual/spine.xml: Update copyright years and author blurb.
3768         * doc/html/*: Regenerate.
3769
3770 2016-02-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3771
3772         PR libstdc++/69581
3773         * include/c_compatibility/math.h: Move header guards.
3774         * include/c_compatibility/stdlib.h: Likewise.
3775
3776 2016-01-29  Jonathan Wakely  <jwakely@redhat.com>
3777
3778         PR libstdc++/69506
3779         * config/os/newlib/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3780
3781 2016-01-28  John David Anglin  <danglin@gcc.gnu.org>
3782
3783         PR libstdc++/69450
3784         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Split check for obsolete
3785         isinf and isnan functions into two independent checks.  Check on hpux.
3786         * config.h.in: Regenerate.
3787         * configure: Regenerate.
3788         * include/c_global/cmath (isinf(double), isnan(double)): Use
3789         _GLIBCXX_HAVE_OBSOLETE_ISINF and _GLIBCXX_HAVE_OBSOLETE_ISNAN,
3790         respectively.
3791
3792 2016-01-27  Jakub Jelinek  <jakub@redhat.com>
3793
3794         * testsuite/libstdc++-prettyprinters/whatis.cc: Include <random>.
3795
3796 2016-01-27  Jonathan Wakely  <jwakely@redhat.com>
3797
3798         PR libstdc++/69295
3799         * testsuite/ext/special_functions/hyperg/check_value.cc: Use
3800         -ffp-contract=off, and -ffloat-store to disable excess precision.
3801         * testsuite/special_functions/02_assoc_legendre/check_value.cc: Use
3802         -ffp-contract=off.
3803
3804 2016-01-26  Jonathan Wakely  <jwakely@redhat.com>
3805
3806         PR libstdc++/69478
3807         * include/bits/stl_algobase.h (__copy_move<_IsMove, true,
3808         random_access_iterator_tag>): Check is_move_assignable when moving.
3809         (__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
3810         Likewise.
3811         * testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
3812         * testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
3813         * testsuite/25_algorithms/move/69478.cc: New.
3814         * testsuite/25_algorithms/move_backward/69478.cc: new.
3815
3816 2016-01-26  Andris Pavenis  <andris.pavenis@iki.fi>
3817
3818         * include/c_compatibility/stdlib.h: Include wide character related
3819         definitions only when they are available in cstdlib.
3820
3821 2016-01-25  Jonathan Wakely  <jwakely@redhat.com>
3822
3823         PR libstdc++/69464
3824         * include/Makefile.am: Add new header.
3825         * include/Makefile.in: Regenerate.
3826         * include/bits/random.h (uniform_int_distribution): Move to
3827         bits/uniform_int_dist.h.
3828         * include/bits/random.tcc (uniform_int_distribution::operator(),
3829         uniform_int_distribution::__generate_impl): Likewise.
3830         * include/bits/uniform_int_dist.h: New header.
3831         * include/bits/stl_algo.h [__cplusplus >= 201103L]: Include
3832         <bits/uniform_int_dist.h> instead of <random>.
3833         * testsuite/20_util/specialized_algorithms/uninitialized_copy/
3834         move_iterators/1.cc: Include correct header for uninitialized_copy.
3835         * testsuite/20_util/specialized_algorithms/uninitialized_copy_n/
3836         move_iterators/1.cc: Likewise.
3837         * testsuite/25_algorithms/nth_element/58800.cc: Include correct
3838         header for vector.
3839         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lines.
3840
3841 2016-01-23  John David Anglin  <danglin@gcc.gnu.org>
3842
3843         PR libstdc++/69446
3844         * config/os/hpux/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3845
3846 2016-01-22  Edward Smith-Rowland  <3dw4rd@verizon.net>
3847
3848         TR29124 C++ Special Math - <math.h> pulls funcs into global namespace.
3849         * include/c_compatibility/math.h: Import the TR29124 functions
3850         into the global namespace.
3851         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: Remove
3852         xfail and make compile-only.
3853         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: Ditto.
3854         * testsuite/special_functions/03_beta/compile_2.cc: Ditto.
3855         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Ditto.
3856         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Ditto.
3857         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Ditto.
3858         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Ditto.
3859         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Ditto.
3860         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Ditto.
3861         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: Ditto.
3862         * testsuite/special_functions/11_ellint_1/compile_2.cc: Ditto.
3863         * testsuite/special_functions/12_ellint_2/compile_2.cc: Ditto.
3864         * testsuite/special_functions/13_ellint_3/compile_2.cc: Ditto.
3865         * testsuite/special_functions/14_expint/compile_2.cc: Ditto.
3866         * testsuite/special_functions/15_hermite/compile_2.cc: Ditto.
3867         * testsuite/special_functions/16_laguerre/compile_2.cc: Ditto.
3868         * testsuite/special_functions/17_legendre/compile_2.cc: Ditto.
3869         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: Ditto.
3870         * testsuite/special_functions/19_sph_bessel/compile_2.cc: Ditto.
3871         * testsuite/special_functions/20_sph_legendre/compile_2.cc: Ditto.
3872         * testsuite/special_functions/21_sph_neumann/compile_2.cc: Ditto.
3873
3874 2016-01-22  Jonathan Wakely  <jwakely@redhat.com>
3875
3876         PR libstdc++/69116
3877         * include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
3878         define result_type for types which can be safely used with valarrays.
3879         * testsuite/26_numerics/valarray/69116.cc: New.
3880
3881         PR libstdc++/69413
3882         * config/os/gnu-linux/os_defines.h: Define
3883         _GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC.
3884         * include/c_global/cmath (isinf, isnan): Check it.
3885         * doc/xml/manual/internals.xml: Document it.
3886         * doc/html/*: Regenerate.
3887
3888 2016-01-21  Jonathan Wakely  <jwakely@redhat.com>
3889
3890         PR libstdc++/69406
3891         * include/bits/cpp_type_traits.h: Ensure C++ language linkage.
3892         * include/ext/type_traits.h: Likewise.
3893         * testsuite/17_intro/headers/c++2011/linkage.cc: Check autoconf macros
3894         for presence of C headers.
3895         * testsuite/ext/type_traits/add_unsigned_floating_neg.cc: Adjust
3896         dg-error line number.
3897         * testsuite/ext/type_traits/add_unsigned_integer_neg.cc: Likewise.
3898         * testsuite/ext/type_traits/remove_unsigned_floating_neg.cc: Likewise.
3899         * testsuite/ext/type_traits/remove_unsigned_integer_neg.cc: Likewise.
3900
3901 2016-01-20  Torvald Riegel  <triegel@redhat.com>
3902
3903         PR libstdc++/69310
3904         * config/os/bsd/darwin/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3905
3906 2016-01-20  Jonathan Wakely  <jwakely@redhat.com>
3907
3908         PR libstdc++/60401
3909         * include/c_compatibility/math.h (acosh, asinh, atanh, acbrt,
3910         copysign, erf, erfc, exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb,
3911         lgamma, llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
3912         nextafter, nexttoward, remainder, remquo, rint, round, scalbln, scalbn,
3913         tgamma, trunc) [__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]:
3914         Add using declarations.
3915         * testsuite/26_numerics/headers/cmath/60401.cc: New.
3916
3917         PR libstdc++/69386
3918         * include/c_global/ccomplex: Ensure C++ language linkage.
3919         * include/c_global/cmath: Likewise.
3920         * include/c_global/cstdlib: Likewise.
3921         * include/c_global/ctgmath: Likewise.
3922         * testsuite/17_intro/headers/c++2011/linkage.cc: New.
3923
3924 2016-01-19  Jonathan Wakely  <jwakely@redhat.com>
3925
3926         PR libstdc++/14608
3927         PR libstdc++/60401
3928         * include/Makefile.am: Use c_compatibility math.h and stdlib.h for
3929         --enable-cheaders=c_global configs.
3930         * include/Makefile.in: Regenerate.
3931         * include/c_compatibility/math.h: Remove obsolete _GLIBCXX_NAMESPACE_C
3932         test and allow inclusion from C files.
3933         * include/c_compatibility/stdlib.h: Likewise. Support freestanding.
3934         (at_quick_exit, quick_exit): Add using directives.
3935         * include/c_global/cmath: Use #include_next for math.h.
3936         * include/c_global/cstdlib: Use #include_next for stdlib.h.
3937         * testsuite/26_numerics/headers/cmath/14608.cc: New.
3938         * testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc:
3939         Remove xfail for most targets.
3940         * testsuite/26_numerics/headers/cstdlib/60401.cc: New.
3941
3942 2016-01-18  Torvald Riegel  <triegel@redhat.com>
3943
3944         * include/bits/c++config (_GLIBCXX_USE_WEAK_REF): New.
3945         (_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN): Use _GLIBCXX_USE_WEAK_REF
3946         and move after its definition.
3947         * config/os/aix/os_defines.h (_GLIBCXX_USE_WEAK_REF): Override.
3948         * src/c++11/cow-stdexcept.cc: Use _GLIBCXX_USE_WEAK_REF instead of
3949         __GXX_WEAK__, and only provide transactional clones if
3950         _GLIBCXX_USE_WEAK_REF is true.  Don't provide stubs of libitm
3951         functions.
3952
3953 2016-01-18  Jonathan Wakely  <jwakely@redhat.com>
3954
3955         PR libstdc++/60637
3956         * testsuite/26_numerics/headers/cmath/60637.cc: Add test.
3957
3958         PR libstdc++/69243
3959         * include/std/functional (_Function_base::_M_not_empty_function):
3960         Change overloads for pointers to take arguments by value.
3961         * testsuite/20_util/function/cons/57465.cc: Add tests for
3962         pointer-to-member cases.
3963
3964         PR libstdc++/69340
3965         * src/c++11/cow-stdexcept.cc (_txnal_cow_string_C1_for_exceptions):
3966         Use macros for exception handling and fix unused parameter warning.
3967
3968 2016-01-17  John David Anglin  <danglin@gcc.gnu.org>
3969
3970         PR libstdc++/68734
3971         * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
3972
3973 2016-01-17  Torvald Riegel  <triegel@redhat.com>
3974
3975         * src/c++11/cow-stdexcept.cc (txnal_read_ptr): Fix static_assert.
3976
3977 2016-01-16  H.J. Lu  <hongjiu.lu@intel.com>
3978
3979         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add
3980         __int128 symbols.
3981
3982 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
3983
3984         PR libstdc++/69293
3985         * include/bits/uses_allocator.h (__uses_alloc<true, ...>): Add
3986         static assertion that type is constructible from the arguments.
3987         * testsuite/20_util/scoped_allocator/69293_neg.cc: New.
3988         * testsuite/20_util/uses_allocator/69293_neg.cc: New.
3989         * testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error.
3990
3991         PR libstdc++/69294
3992         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
3993         and isnan on AIX. Quote variables.
3994         * configure: Regenerate.
3995
3996 2016-01-15  Torvald Riegel  <triegel@redhat.com>
3997
3998         * include/bits/basic_string.h (basic_string): Declare friends.
3999         * include/bits/c++config (_GLIBCXX_TXN_SAFE,
4000         _GLIBCXX_TXN_SAFE_DYN, _GLIBCXX_USE_ALLOCATOR_NEW): New.
4001         * include/std/stdexcept (logic_error, domain_error, invalid_argument,
4002         length_error, out_of_range, runtime_error, range_error,
4003         underflow_error, overflow_error): Declare members as transaction-safe.
4004         (logic_error, runtime_error): Declare friend functions.
4005         * libsupc++/exception (exception, bad_exception): Declare members as
4006         transaction-safe.
4007         * src/c++11/cow-stdexcept.cc: Define transactional clones for the
4008         transaction-safe members of exceptions and helper functions.
4009         * libsupc++/eh_exception.cc: Adjust and define transactional clones.
4010         * config/abi/pre/gnu.ver (GLIBCXX_3.4.22) Add transactional clones.
4011         (CXXABI_1.3.10): New.
4012         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): New.
4013         (GLIBCXX_ENABLE_ALLOCATOR): Set ENABLE_ALLOCATOR_NEW.
4014         * configure.ac: Call GLIBCXX_CHECK_SIZE_T_MANGLING.
4015         * include/Makefile.am: Write ENABLE_ALLOCATOR_NEW to c++config.h.
4016         * include/Makefile.in: Regenerate.
4017         * config.h.in: Regenerate.
4018         * configure: Regenerate.
4019         * testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.10.
4020
4021 2016-01-15  Steve Ellcey  <sellcey@imgtec.com>
4022
4023         * include/ext/random.tcc: Use __builtin_isfinite instead of
4024         std::isfinite.
4025
4026 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
4027
4028         * include/bits/std_mutex.h: Fix Doxygen @file name.
4029
4030 2016-01-14  Edward Smith-Rowland  <3dw4rd@verizon.net>
4031             Jonathan Wakely  <jwakely@redhat.com>
4032             Florian Goth <CaptainSifff@gmx.de>
4033
4034         Implement TR29124 C++ special Math Functions.
4035         * include/Makefile.am: Add new headers.
4036         * include/Makefile.in: Regenerate.
4037         * include/bits/specfun.h: New.
4038         * include/c_global/cmath: Adjust for both tr1 and tr29124 maths.
4039         * include/tr1/bessel_function.tcc: Ditto.
4040         * include/tr1/beta_function.tcc: Ditto.
4041         * include/tr1/cmath: Ditto.
4042         * include/tr1/ell_integral.tcc: Ditto.
4043         * include/tr1/exp_integral.tcc: Ditto.
4044         * include/tr1/gamma.tcc: Ditto.
4045         * include/tr1/hypergeometric.tcc: Ditto.
4046         * include/tr1/legendre_function.tcc: Ditto.
4047         * include/tr1/modified_bessel_func.tcc: Ditto.
4048         * include/tr1/poly_hermite.tcc: Ditto.
4049         * include/tr1/poly_laguerre.tcc: Ditto.
4050         * include/tr1/riemann_zeta.tcc: Ditto.
4051         * include/tr1/special_function_util.h: Ditto.
4052         * testsuite/ext/special_functions/conf_hyperg: New.
4053         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: New.
4054         * testsuite/ext/special_functions/conf_hyperg/check_value.cc: New.
4055         * testsuite/ext/special_functions/conf_hyperg/compile.cc: New.
4056         * testsuite/ext/special_functions/hyperg: New.
4057         * testsuite/ext/special_functions/hyperg/check_nan.cc: New.
4058         * testsuite/ext/special_functions/hyperg/check_value.cc: New.
4059         * testsuite/ext/special_functions/hyperg/compile.cc: New.
4060         * testsuite/libstdc++-dg/conformance.exp: Add special_functions directory.
4061         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc: New.
4062         * testsuite/special_functions/01_assoc_laguerre/check_value.cc: New.
4063         * testsuite/special_functions/01_assoc_laguerre/compile.cc: New.
4064         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: New.
4065         * testsuite/special_functions/02_assoc_legendre/check_nan.cc: New.
4066         * testsuite/special_functions/02_assoc_legendre/check_value.cc: New.
4067         * testsuite/special_functions/02_assoc_legendre/compile.cc: New.
4068         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: New.
4069         * testsuite/special_functions/03_beta/check_nan.cc: New.
4070         * testsuite/special_functions/03_beta/check_value.cc: New.
4071         * testsuite/special_functions/03_beta/compile.cc: New.
4072         * testsuite/special_functions/03_beta/compile_2.cc: New.
4073         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc: New.
4074         * testsuite/special_functions/04_comp_ellint_1/check_value.cc: New.
4075         * testsuite/special_functions/04_comp_ellint_1/compile.cc: New.
4076         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: New.
4077         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc: New.
4078         * testsuite/special_functions/05_comp_ellint_2/check_value.cc: New.
4079         * testsuite/special_functions/05_comp_ellint_2/compile.cc: New.
4080         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: New.
4081         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc: New.
4082         * testsuite/special_functions/06_comp_ellint_3/check_value.cc: New.
4083         * testsuite/special_functions/06_comp_ellint_3/compile.cc: New.
4084         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: New.
4085         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: New.
4086         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc: New.
4087         * testsuite/special_functions/07_cyl_bessel_i/compile.cc: New.
4088         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: New.
4089         * testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: New.
4090         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: New.
4091         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc: New.
4092         * testsuite/special_functions/08_cyl_bessel_j/compile.cc: New.
4093         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: New.
4094         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: New.
4095         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc: New.
4096         * testsuite/special_functions/09_cyl_bessel_k/compile.cc: New.
4097         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: New.
4098         * testsuite/special_functions/10_cyl_neumann/check_nan.cc: New.
4099         * testsuite/special_functions/10_cyl_neumann/check_value.cc: New.
4100         * testsuite/special_functions/10_cyl_neumann/compile.cc: New.
4101         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: New.
4102         * testsuite/special_functions/11_ellint_1/check_nan.cc: New.
4103         * testsuite/special_functions/11_ellint_1/check_value.cc: New.
4104         * testsuite/special_functions/11_ellint_1/compile.cc: New.
4105         * testsuite/special_functions/11_ellint_1/compile_2.cc: New.
4106         * testsuite/special_functions/12_ellint_2/check_nan.cc: New.
4107         * testsuite/special_functions/12_ellint_2/check_value.cc: New.
4108         * testsuite/special_functions/12_ellint_2/compile.cc: New.
4109         * testsuite/special_functions/12_ellint_2/compile_2.cc: New.
4110         * testsuite/special_functions/13_ellint_3/check_nan.cc: New.
4111         * testsuite/special_functions/13_ellint_3/check_value.cc: New.
4112         * testsuite/special_functions/13_ellint_3/compile.cc: New.
4113         * testsuite/special_functions/13_ellint_3/compile_2.cc: New.
4114         * testsuite/special_functions/14_expint/check_nan.cc: New.
4115         * testsuite/special_functions/14_expint/check_value.cc: New.
4116         * testsuite/special_functions/14_expint/compile.cc: New.
4117         * testsuite/special_functions/14_expint/compile_2.cc: New.
4118         * testsuite/special_functions/15_hermite/check_nan.cc: New.
4119         * testsuite/special_functions/15_hermite/check_value.cc: New.
4120         * testsuite/special_functions/15_hermite/compile.cc: New.
4121         * testsuite/special_functions/15_hermite/compile_2.cc: New.
4122         * testsuite/special_functions/16_laguerre/check_nan.cc: New.
4123         * testsuite/special_functions/16_laguerre/check_value.cc: New.
4124         * testsuite/special_functions/16_laguerre/compile.cc: New.
4125         * testsuite/special_functions/16_laguerre/compile_2.cc: New.
4126         * testsuite/special_functions/17_legendre/check_nan.cc: New.
4127         * testsuite/special_functions/17_legendre/check_value.cc: New.
4128         * testsuite/special_functions/17_legendre/compile.cc: New.
4129         * testsuite/special_functions/17_legendre/compile_2.cc: New.
4130         * testsuite/special_functions/18_riemann_zeta/check_nan.cc: New.
4131         * testsuite/special_functions/18_riemann_zeta/check_value.cc: New.
4132         * testsuite/special_functions/18_riemann_zeta/compile.cc: New.
4133         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: New.
4134         * testsuite/special_functions/19_sph_bessel/check_nan.cc: New.
4135         * testsuite/special_functions/19_sph_bessel/check_value.cc: New.
4136         * testsuite/special_functions/19_sph_bessel/compile.cc: New.
4137         * testsuite/special_functions/19_sph_bessel/compile_2.cc: New.
4138         * testsuite/special_functions/20_sph_legendre/check_nan.cc: New.
4139         * testsuite/special_functions/20_sph_legendre/check_value.cc: New.
4140         * testsuite/special_functions/20_sph_legendre/compile.cc: New.
4141         * testsuite/special_functions/20_sph_legendre/compile_2.cc: New.
4142         * testsuite/special_functions/21_sph_neumann/check_nan.cc: New.
4143         * testsuite/special_functions/21_sph_neumann/check_value.cc: New.
4144         * testsuite/special_functions/21_sph_neumann/compile.cc: New.
4145         * testsuite/special_functions/21_sph_neumann/compile_2.cc: New.
4146         * testsuite/util/specfun_testcase.h: New.
4147         * testsuite/tr1/5_numerical_facilities/special_functions/08_cyl_bessel_i/check_value.cc: More testcases.
4148         * testsuite/tr1/5_numerical_facilities/special_functions/09_cyl_bessel_j/check_value.cc: Ditto.
4149         * testsuite/tr1/5_numerical_facilities/special_functions/10_cyl_bessel_k/check_value.cc: Ditto.
4150         * testsuite/tr1/5_numerical_facilities/special_functions/11_cyl_neumann/check_value.cc: Ditto.
4151         * testsuite/tr1/5_numerical_facilities/special_functions/21_sph_bessel/check_value.cc: Ditto.
4152         * testsuite/tr1/5_numerical_facilities/special_functions/23_sph_neumann/check_value.cc: Ditto.
4153         * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc: New.
4154
4155 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
4156
4157         PR libstdc++/48891
4158         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
4159         and isnan functions.
4160         * config.h.in: Regenerate.
4161         * configure: Regenerate.
4162         * include/c_global/cmath (isinf(double), isnan(double))
4163         [_GLIBCXX_HAVE_OBSOLETE_ISINF_ISNAN]: Import via using-directive.
4164         * testsuite/26_numerics/headers/cmath/48891.cc: New.
4165
4166 2016-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4167
4168         PR libstdc++/66006
4169         * configure.host (abi_baseline_pair): Use separate baseline for
4170         Solaris 11+ and Solaris 10 with gld.
4171         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: New file.
4172         * config/abi/post/solaris2.11/baseline_symbols.txt: New file.
4173         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: New file.
4174
4175 2016-01-12  Daniel Kruegler  <daniel.kruegler@gmail.com>
4176
4177         PR libstdc++/68877
4178         * include/std/type_traits: Following N4511, reimplement __is_swappable
4179         and __is_nothrow_swappable. Move __is_swappable to namespace std,
4180         adjust callers. Use __is_nothrow_swappable in swap.
4181         * include/bits/move.h: Use __is_nothrow_swappable in swap.
4182         * testsuite/20_util/is_nothrow_swappable/value.cc: Extend; remove
4183         __is_swappable related tests.
4184         * testsuite/20_util/is_swappable/value.cc: New.
4185         * testsuite/20_util/is_swappable/requirements/
4186         explicit_instantiation.cc: New.
4187         * testsuite/20_util/is_swappable/requirements/typedefs.cc: New.
4188         * testsuite/25_algorithms/swap/68877.cc: New.
4189
4190 2016-01-12  Jonathan Wakely  <jwakely@redhat.com>
4191
4192         * testsuite/20_util/function/68995.cc: Test reference_wrapper cases.
4193
4194         PR libstdc++/69005
4195         PR libstdc++/69222
4196         * include/std/functional (function::_Invoke): Remove, use result_of.
4197         (function::_Callable): Replace alias template with class template
4198         and use partial specialization instead of _NotSelf alias template.
4199         (function(_Functor)): Add "not self" constraint so that _Callable is
4200         not used while type is incomplete.
4201         * testsuite/20_util/function/69222.cc: New.
4202
4203 2016-01-11  Jonathan Wakely  <jwakely@redhat.com>
4204
4205         PR libstdc++/60976
4206         * include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
4207         Define partial specialization.
4208         * testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
4209         destroy members to std::allocator explicit specialization.
4210
4211 2016-01-08  Jonathan Wakely  <jwakely@redhat.com>
4212
4213         * testsuite/26_numerics/headers/cmath/
4214         c99_classification_macros_c++.cc: Rename to ...
4215         * testsuite/26_numerics/headers/cmath/
4216         c99_classification_macros_c++98.cc: Here and add -std=gnu++98.
4217         * testsuite/26_numerics/headers/cmath/
4218         c99_classification_macros_c++0x.cc: Rename to ...
4219         * testsuite/26_numerics/headers/cmath/
4220         c99_classification_macros_c++11.cc: Here.
4221
4222         PR libstdc++/69190
4223         * include/bits/uses_allocator.h: Add missing include.
4224
4225 2016-01-07  Jonathan Wakely  <jwakely@redhat.com>
4226
4227         PR libstdc++/69105
4228         PR libstdc++/69106
4229         PR libstdc++/69114
4230         * include/bits/stl_iterator.h (back_insert_iterator,
4231         front_insert_iterator, insert_iterator): Use __addressof (LWG 2324).
4232         * include/bits/uses_allocator.h (__use_alloc): Use __addressof.
4233         * include/std/future (__future::base::_State_baseV2::__setter):
4234         Likewise.
4235         * include/std/scoped_allocator (__outermost): Likewise.
4236         * testsuite/20_util/scoped_allocator/69114.cc: New.
4237         * testsuite/20_util/uses_allocator/69114.cc: New.
4238         * testsuite/30_threads/promise/69106.cc: New.
4239
4240 2016-01-06  Jonathan Wakely  <jwakely@redhat.com>
4241
4242         PR libstdc++/69092
4243         * include/bits/basic_string.h (basic_string::_S_copy_chars<_Iterator>):
4244         Remove _GLIBCXX_NOEXCEPT.
4245         testsuite/21_strings/basic_string/cons/char/69092.cc: New.
4246
4247         * include/Makefile.am: Adjust.
4248         * include/Makefile.in: Regenerate.
4249         * include/bits/mutex.h: Rename to bits/std_mutex.h.
4250         * include/std/condition_variable: Adjust include.
4251         * include/std/mutex: Likewise.
4252
4253 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
4254
4255         Update copyright years.
4256 \f
4257 Copyright (C) 2016 Free Software Foundation, Inc.
4258
4259 Copying and distribution of this file, with or without modification,
4260 are permitted in any medium without royalty provided the copyright
4261 notice and this notice are preserved.