libstdc++-v3/ChangeLog

   1 2016-10-12  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * testsuite/util/testsuite_common_types.h
   4         (bitwise_assignment_operators): Use direct-initialization for C++11
   5         and later, to avoid CopyConstructible requirement.
   6         * testsuite/29_atomics/atomic/cons/assign_neg.cc: Adjust dg-error
   7         line numbers.
   8         * testsuite/29_atomics/atomic/cons/copy_neg.cc: Likewise.
   9         * testsuite/29_atomics/atomic_integral/cons/assign_neg.cc: Likewise.
  10         * testsuite/29_atomics/atomic_integral/cons/copy_neg.cc: Likewise.
  11         * testsuite/29_atomics/atomic_integral/operators/bitwise_neg.cc:
  12         Adjust expected errors and line numbers.
  13
  14         * include/std/mutex [_GLIBCXX_HAVE_TLS] (_Once_call): Remove.
  15         (call_once) [_GLIBCXX_HAVE_TLS]: Simplify by removing _Once_call.
  16
  17         * include/bits/stl_uninitialized.h
  18         (__uninitialized_default_novalue_n_1<true>): Add missing return.
  19         * testsuite/20_util/specialized_algorithms/memory_management_tools/
  20         1.cc: Check return values of uninitialized_xxx_n algorithms.
  21
  22         * libsupc++/nested_exception.h (throw_with_nested): Remove return.
  23
  24         * doc/xml/manual/intro.xml: Document LWG 2442 status.
  25         * include/std/mutex [_GLIBCXX_HAVE_TLS] (__once_call_impl): Remove.
  26         [_GLIBCXX_HAVE_TLS] (_Once_call): Declare primary template and define
  27         partial specialization to unpack args and forward to std::invoke.
  28         (call_once) [_GLIBCXX_HAVE_TLS]: Use forward_as_tuple and _Once_call
  29         instead of __bind_simple and __once_call_impl.
  30         (call_once) [!_GLIBCXX_HAVE_TLS]: Use __invoke instead of
  31         __bind_simple.
  32         * testsuite/30_threads/call_once/dr2442.cc: New test.
  33
  34 2016-10-11  Jonathan Wakely  <jwakely@redhat.com>
  35
  36         * include/bits/stl_list.h (assign(initializer_list<value_type>)): Call
  37         _M_assign_dispatch directly with correct tag.
  38
  39         * doc/xml/manual/intro.xml: Document LWG 2484 status.
  40         * libsupc++/nested_exception.h (_Throw_with_nested_impl)
  41         (_Throw_with_nested_helper): Remove.
  42         (__throw_with_nested_impl): New overloaded functions to implement
  43         throw_with_nested logic.
  44         (throw_with_nested): Call __throw_with_nested_impl.
  45         (_Rethrow_if_nested_impl): Remove
  46         (__rethrow_if_nested_impl): New overloaded functions to implement
  47         rethrow_if_nested logic.
  48         (rethrow_if_nested): Call __rethrow_if_nested_impl.
  49         * testsuite/18_support/nested_exception/rethrow_if_nested.cc: Test
  50         problem cases from LWG 2484.
  51
  52         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
  53         Register printer for std::__cxx11::list.
  54         * python/libstdcxx/v6/xmethods.py (ListMethodsMatcher.match): Match
  55         std::__cxx11::list as well as std::list.
  56
  57         * include/experimental/string_view (basic_string_view::_S_compare):
  58         Remove redundant const from return type.
  59         * include/std/string_view (basic_string_view:_S_compare): Likewise.
  60
  61         * include/bits/std_mutex.h (mutex::native_handle)
  62         (lock_guard(mutex_type&, adopt_lock_t)
  63         (unique_lock(mutex_type&, adopt_lock_t): Add noexcept.
  64         * include/std/mutex (recursive_mutex, timed_mutex)
  65         (recursive_timed_mutex): Likewise.
  66
  67 2016-10-10  Jonathan Wakely  <jwakely@redhat.com>
  68
  69         * doc/xml/manual/appendix_contributing.xml (contrib.organization):
  70         Replace <literallayout> with nested <variablelist> elements. Update
  71         some more outdated text.
  72         * doc/html/*: Regenerate.
  73
  74 2016-10-10  Ville Voutilainen  <ville.voutilainen@gmail.com>
  75
  76         Make any's copy assignment operator exception-safe,
  77         don't copy the underlying value when any is moved,
  78         make in_place constructors explicit.
  79         * include/std/any (any(in_place_type_t<_ValueType>, _Args&&...)):
  80         Make explicit.
  81         (any(in_place_type_t<_ValueType>, initializer_list<_Up>, _Args&&...)):
  82         Likewise.
  83         (operator=(const any&)): Make strongly exception-safe.
  84         (operator=(any&&)): reset() unconditionally in the case where
  85         rhs has a value.
  86         (operator=(_ValueType&&)): Indent the return type.
  87         (_Manager_internal<_Tp>::_S_manage): Move in _Op_xfer, don't copy.
  88         * testsuite/20_util/any/assign/2.cc: Adjust.
  89         * testsuite/20_util/any/assign/exception.cc: New.
  90         * testsuite/20_util/any/cons/2.cc: Adjust.
  91         * testsuite/20_util/any/cons/explicit.cc: New.
  92         * testsuite/20_util/any/misc/any_cast_neg.cc: Ajust.
  93
  94 2016-10-10  Jonathan Wakely  <jwakely@redhat.com>
  95
  96         * doc/xml/manual/appendix_contributing.xml (contrib.organization):
  97         Describe other subdirectories and add markup. Remove outdated
  98         reference to check-script target.
  99         * doc/html/*: Regenerate.
 100
 101         * doc/xml/manual/status_cxx2011.xml: Correct C++11 status.
 102
 103         * libsupc++/eh_ptr.cc (exception_ptr): Replace _GLIBCXX_USE_NOEXCEPT
 104         with noexcept.
 105
 106         * include/std/functional (_Bind_result::__enable_if_void): Use alias
 107         template instead of class template.
 108         (_Bind_result::__disable_if_void): Likewise.
 109         (_Bind_result::__call): Adjust uses of __enable_if_void and
 110         __disable_if_void.
 111
 112         * doc/xml/manual/intro.xml: Document DR 2296 status.
 113         * doc/xml/manual/status_cxx2017.xml: Update status.
 114         * include/bits/move.h (__addressof): Add _GLIBCXX_CONSTEXPR and
 115         call __builtin_addressof.
 116         (addressof): Add _GLIBCXX17_CONSTEXPR.
 117         * testsuite/20_util/addressof/requirements/constexpr.cc: New test.
 118         * testsuite/20_util/forward/c_neg.cc: Adjust dg-error lineno.
 119         * testsuite/20_util/forward/f_neg.cc: Likewise.
 120
 121         * include/bits/allocator.h (allocator<T>::is_always_equal): Define.
 122         * testsuite/20_util/allocator/requirements/typedefs.cc: Test for
 123         is_always_equal.
 124         * testsuite/util/testsuite_allocator.h
 125         (uneq_allocator::is_always_equal): Define as false_type.
 126
 127         * include/experimental/numeric (gcd, lcm): Make bool arguments
 128         ill-formed.
 129         * include/std/numeric (gcd, lcm): Likewise.
 130         * testsuite/26_numerics/gcd/gcd_neg.cc: New test.
 131         * testsuite/26_numerics/lcm/lcm_neg.cc: New test.
 132
 133         * include/bits/shared_ptr.h (enable_shared_from_this::weak_from_this):
 134         Add noexcept.
 135         * include/bits/shared_ptr_base.h
 136         (__enable_shared_from_this::weak_from_this): Likewise.
 137         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
 138         Test exception-specification of weak_from_this.
 139
 140 2016-10-07  Jonathan Wakely  <jwakely@redhat.com>
 141
 142         * doc/xml/manual/status_cxx1998.xml: Improve documentation of
 143         implementation-defined properties.
 144         * doc/xml/manual/status_cxx2011.xml: Likewise.
 145         * doc/xml/manual/status_cxx2017.xml: Likewise.
 146
 147         * doc/xml/manual/status_cxx2017.xml: Update status.
 148         * include/std/type_traits (has_unique_object_representations): Define.
 149         * testsuite/20_util/has_unique_object_representations/value.cc: New.
 150         * testsuite/20_util/has_unique_object_representations/requirements/
 151         explicit_instantiation.cc: New.
 152         * testsuite/20_util/has_unique_object_representations/requirements/
 153         typedefs.cc: New.
 154
 155 2016-10-06  Jonathan Wakely  <jwakely@redhat.com>
 156
 157         * doc/xml/manual/status_cxx2011.xml: Update status.
 158         * include/std/scoped_allocator (__outer_allocator_t, __outermost_type):
 159         New helpers for recursive OUTERMOST.
 160         (__outermost): Use __outermost_type::_S_outermost.
 161         (__do_outermost, scoped_allocator_adaptor::__outermost_type): Remove.
 162         (scoped_allocator_adaptor::__outermost_alloc_traits): Use new
 163         __outermost_type helper.
 164         (scoped_allocator_adaptor::_Constructible): New alias template.
 165         (scoped_allocator_adaptor::scoped_allocator_adaptor<_Outer2>):
 166         Constrain template constructors.
 167         * testsuite/20_util/scoped_allocator/3.cc: New test.
 168         * testsuite/20_util/scoped_allocator/outermost.cc: New test.
 169
 170 2016-10-05  Jonathan Wakely  <jwakely@redhat.com>
 171
 172         PR libstdc++/70564
 173         * testsuite/20_util/not_fn/1.cc: Fix test.
 174         * testsuite/experimental/functional/not_fn.cc: Likewise.
 175
 176         PR libstdc++/70101
 177         * include/bits/stl_queue.h (priority_queue): Fix allocator-extended
 178         constructors.
 179         * testsuite/23_containers/priority_queue/allocator.cc: New test.
 180
 181         PR libstdc++/77864
 182         * include/bits/stl_map.h (map::map()): Use nothrow constructibility
 183         of comparison function in conditional noexcept.
 184         * include/bits/stl_multimap.h (multimap::multimap()): Likewise.
 185         * include/bits/stl_multiset.h (multiset::multiset()): Likewise.
 186         * include/bits/stl_set.h (set::set()): Likewise.
 187         * testsuite/23_containers/map/cons/noexcept_default_construct.cc:
 188         New test.
 189         * testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
 190         Likewise.
 191         * testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
 192         Likewise.
 193         * testsuite/23_containers/set/cons/noexcept_default_construct.cc:
 194         Likewise.
 195
 196         * include/bits/node_handle.h (_Node_handle): Remove invalid and unused
 197         alias declaration.
 198
 199         PR libstdc++/70564
 200         * include/experimental/functional (_Not_fn): Remove.
 201         (not_fn): Use std::_Not_fn.
 202         * include/std/functional (_Not_fn): Add second parameter to
 203         disambiguate copying from initialization by not_fn. Define for C++14.
 204         (not_fn): Add second argument to initialization.
 205         * testsuite/20_util/not_fn/1.cc: Copy call wrapper using
 206         direct-initialization.
 207
 208 2016-10-03  François Dumont  <fdumont@gcc.gnu.org>
 209
 210         * src/c++11/shared_ptr.cc (mask, invalid, get_mutex): Move
 211         declaration...
 212         * src/c++11/mutex_pool.h: ... here. New.
 213         * src/c++11/debug.cc: Use latter.
 214
 215 2016-10-03  Jonathan Wakely  <jwakely@redhat.com>
 216
 217         * doc/xml/manual/status_cxx2017.xml: Update gcd/lcm status.
 218         * doc/html/*: Regenerate.
 219         * include/experimental/numeric (__abs): Move to <numeric>.
 220         (gcd, lcm): Use __detail::gcd and __detail::lcm.
 221         * include/std/numeric (__detail::__abs_integral)
 222         (__detail::__gcd, __detail::__lcm): Define.
 223         (gcd, lcm): Define for C++17.
 224         * testsuite/26_numerics/gcd/1.cc: New test.
 225         * testsuite/26_numerics/lcm/1.cc: New test.
 226         * testsuite/experimental/numeric/gcd.cc: Swap contents with ...
 227         * testsuite/experimental/numeric/lcd.cc: ... this.
 228
 229         PR libstdc++/68323
 230         PR libstdc++/77794
 231         * config/abi/pre/gnu-versioned-namespace.ver: Add exports for
 232         __cxa_thread_atexit and __gnu_cxx::__freeres.
 233         * include/Makefile.am: Add <experimental/bits/lfts_config.h>
 234         * include/Makefile.in: Regenerate.
 235         * include.bits/basic_string.h: Fix nesting of versioned namespaces.
 236         * include/bits/c++config: Declare versioned namespaces for literals.
 237         * include/bits/regex.h (basic_regex, match_results): Add workarounds
 238         for PR c++/59256.
 239         * include/bits/uniform_int_dist.h: Fix nesting of versioned namespace.
 240         * include/std/chrono: Likewise.
 241         * include/std/complex: Likewise.
 242         * include/std/string_view: Likewise.
 243         * include/std/variant: Likewise. Add workaround for PR c++/59256.
 244         * include/experimental/bits/fs_fwd.h: Declare versioned namespace.
 245         * include/experimental/bits/lfts_config.h: Declare versioned
 246         namespaces.
 247         * include/experimental/algorithm: Include
 248         <experimental/bits/lfts_config.h>.
 249         * include/experimental/any: Likewise.
 250         * include/experimental/bits/erase_if.h: Likewise.
 251         * include/experimental/chrono: Likewise.
 252         * include/experimental/functional: Likewise.
 253         * include/experimental/memory_resource: Likewise.
 254         * include/experimental/optional: Likewise.
 255         * include/experimental/propagate_const: Likewise.
 256         * include/experimental/random: Likewise.
 257         * include/experimental/ratio: Likewise.
 258         * include/experimental/system_error: Likewise.
 259         * include/experimental/tuple: Likewise.
 260         * include/experimental/type_traits: Likewise.
 261         * include/experimental/utility: Likewise.
 262         * include/experimental/string_view: Likewise. Fix nesting of
 263         versioned namespaces.
 264         * include/experimental/bits/string_view.tcc: Reopen inline namespace
 265         for non-inline function definitions.
 266         * testsuite/17_intro/using_namespace_std_exp_neg.cc: New test.
 267         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error line.
 268         * testsuite/experimental/any/misc/any_cast_neg.cc: Likewise.
 269         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
 270         Likewise.
 271         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
 272         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
 273         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
 274         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
 275         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
 276         * testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.
 277
 278         PR libstdc++/77814
 279         * include/bits/std_abs.h: Use "C++" language linkage.
 280         * testsuite/17_intro/headers/c++2011/linkage.cc: Move <complex.h> to
 281         the end. Add <stdalign.h>.
 282
 283 2016-10-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 284
 285         PR libstdc++/77802
 286         * testsuite/20_util/tuple/77802.cc: New.
 287
 288         Revert:
 289         2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 290         Implement LWG 2729 for tuple.
 291         * include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
 292         Suppress conditionally.
 293         (_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
 294         (__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
 295         (_Tuple_impl(const _Head&)): Constrain.
 296         (_Tuple_impl(_UHead&&)): Likewise.
 297         (_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
 298         (_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
 299         (_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
 300         (operator=(const tuple&)): Enable conditionally.
 301         (operator=(tuple&&)): Suppress conditionally.
 302         (operator=(const tuple<_UElements...>&)): Constrain.
 303         (operator=(tuple<_UElements...>&&)): Likewise.
 304         (operator=(const tuple&)): Enable conditionally (2-param tuple).
 305         (operator=(tuple&&)): Suppress conditionally (2-param tuple).
 306         (operator=(const tuple<_U1, _U2>&)): Constrain.
 307         (operator=(tuple<_U1, _U2>&&)): Likewise.
 308         (operator=(const pair<_U1, _U2>&)): Likewise.
 309         (operator=(pair<_U1, _U2>&&)): Likewise.
 310         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
 311         * testsuite/20_util/tuple/tuple_traits.cc: New.
 312
 313 2016-09-30  Jonathan Wakely  <jwakely@redhat.com>
 314
 315         PR libstdc++/77795
 316         * acinclude.m4 (GLIBCXX_CHECK_STDIO_PROTO): Use -std=gnu++11 to check
 317         for gets.
 318         * config.h.in: Regenerate.
 319         * configure: Regenerate.
 320         * include/c_global/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Only declare
 321         for C++98 and C++11.
 322         * include/c_std/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Likewise.
 323         * testsuite/27_io/headers/cstdio/functions_neg.cc: New test.
 324
 325         * doc/xml/manual/intro.xml: Document LWG 2192 changes.
 326         * doc/html/*: Regenerate.
 327         * include/Makefile.am: Add bits/std_abs.h.
 328         * include/Makefile.in: Regenerate.
 329         * include/bits/std_abs.h: New header defining all required overloads
 330         of std::abs in one place (LWG 2294).
 331         * include/c_global/cmath (abs(double), abs(float), abs(long double)):
 332         Move to bits/std_abs.h.
 333         (abs<_Tp>(_Tp)): Remove.
 334         * include/c_global/cstdlib (abs(long), abs(long long), abs(__int<N>)):
 335         Move to bits/std_abs.h.
 336         * testsuite/26_numerics/headers/cmath/dr2192.cc: New test.
 337         * testsuite/26_numerics/headers/cmath/dr2192_neg.cc: New test.
 338         * testsuite/26_numerics/headers/cstdlib/dr2192.cc: New test.
 339         * testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc: New test.
 340
 341         PR libstdc++/77801
 342         * include/experimental/numeric: Include <numeric>.
 343         (__abs): Define.
 344         (gcd, lcm): Use __abs instead of std::abs.
 345         * testsuite/experimental/numeric/77801.cc: New test.
 346         * testsuite/experimental/numeric/gcd.cc: Test unsigned inputs.
 347         * testsuite/experimental/numeric/lcm.cc: Likewise.
 348
 349 2016-09-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 350
 351         Make optional::reset noexcept, make optional::value
 352         work in constant expressions.
 353         * include/std/optional (_M_get): Make constexpr.
 354         (reset): Make noexcept.
 355         * testsuite/20_util/optional/assignment/7.cc: New.
 356         * testsuite/20_util/optional/observers/6.cc: New.
 357
 358 2016-09-29  Jonathan Wakely  <jwakely@redhat.com>
 359
 360         * include/c_global/cmath (hypot, __hypot3): Move C++17 overloads
 361         outside _GLIBCXX_USE_C99_MATH_TR1 condition.
 362
 363 2016-09-29  Alan Modra  <amodra@gmail.com>
 364
 365         * configure.ac (LONG_DOUBLE_COMPAT_FLAGS): New ACSUBST.
 366         * src/Makefile.am (compatibility-ldbl.o, compatibility-ldbl.lo):
 367         Use LONG_DOUBLE_COMPAT_FLAGS.
 368         * Makefile.in: Regenerate.
 369         * configure: Regenerate.
 370         * doc/Makefile.in: Regenerate.
 371         * include/Makefile.in: Regenerate.
 372         * libsupc++/Makefile.in: Regenerate.
 373         * po/Makefile.in: Regenerate.
 374         * python/Makefile.in: Regenerate.
 375         * src/Makefile.in: Regenerate.
 376         * src/c++11/Makefile.in: Regenerate.
 377         * src/c++98/Makefile.in: Regenerate.
 378         * src/filesystem/Makefile.in: Regenerate.
 379         * testsuite/Makefile.in: Regenerate.
 380
 381 2016-09-28  Jonathan Wakely  <jwakely@redhat.com>
 382
 383         * include/std/chrono (system_clock): Fix typo in comment.
 384
 385         * include/experimental/bits/fs_fwd.h (file_time_type): Simplify
 386         definition.
 387         * src/filesystem/ops.cc (file_time): Take error_code parameter and
 388         check for overflow.
 389         (do_copy_file, last_write_time): Pass error_code in file_time calls.
 390         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 391         New.
 392         * testsuite/util/testsuite_fs.h (scoped_file): Define RAII helper.
 393
 394         PR libstdc++/77686
 395         * include/std/functional (_Any_data): Add may_alias attribute.
 396
 397 2016-09-27  Jonathan Wakely  <jwakely@redhat.com>
 398
 399         * doc/xml/manual/status_cxx2017.xml: Update status.
 400         * doc/html/*: Regenerate.
 401         * include/std/functional (__cpp_lib_boyer_moore_searcher): Define.
 402         * testsuite/20_util/function_objects/searchers.cc: Test feature macro.
 403
 404         * doc/xml/manual/status_cxx2017.xml: Update status.
 405         * include/c_global/cmath (hypot): Add three-dimensional overloads.
 406         * testsuite/26_numerics/headers/cmath/hypot.cc: New.
 407
 408 2016-09-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 409
 410         PR libstdc++/77727
 411         * include/std/optional (optional(const optional<_Up>&)):
 412         Default-initialize the base and use emplace.
 413         (optional(optional<_Up>&&)): Likewise.
 414         * testsuite/20_util/optional/cons/77727.cc: New.
 415
 416 2016-09-26  François Dumont  <fdumont@gcc.gnu.org>
 417
 418         * include/debug/safe_base.h
 419         (_Safe_iterator_base::_M_detach_single): Make public.
 420
 421 2016-09-26  Jonathan Wakely  <jwakely@redhat.com>
 422
 423         * include/bits/range_access.h (__cpp_lib_array_constexpr): Do not
 424         redefine macro defined in <bits/stl_iterator.h>.
 425
 426         * include/bits/stl_map.h (map::extract(const_iterator)): Assert that
 427         iterator is not past-the-end.
 428         * include/bits/stl_multimap.h (multimap::extract(const_iterator)):
 429         Likewise.
 430         * include/bits/stl_multiset.h (multiset::extract(const_iterator)):
 431         Likewise.
 432         * include/bits/stl_set.h (set::extract(const_iterator)): Likewise.
 433         * include/bits/unordered_map.h (unordered_map::extract(const_iterator))
 434         (unordered_multimap::extract(const_iterator)): Likewise.
 435         * include/bits/unordered_set.h (unordered_set::extract(const_iterator))
 436         (unordered_multiset::extract(const_iterator)): Likewise.
 437
 438 2016-09-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
 439
 440         PR libstdc++/77717
 441         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
 442         Fix an out-of-bounds access.
 443
 444 2016-09-26  Marek Polacek  <polacek@redhat.com>
 445
 446         PR c/7652
 447         * libsupc++/hash_bytes.cc: Add [[gnu::fallthrough]].
 448
 449 2016-09-25  François Dumont  <fdumont@gcc.gnu.org>
 450
 451         * src/c++11/debug.cc: Include debug/vector. Include cctype. Remove
 452         functional.
 453         (get_safe_base_mutex): Get mutex based on address lowest non nil bits.
 454         * testsuite/23_containers/vector/debug/mutex_association.cc: New.
 455
 456         * include/debug/bitset (bitset::reference::reference(const _Base_ref&,
 457         bitset*)): Remove __unused__ attribute.
 458         * include/debug/safe_base.h (_Safe_iterator_base): Make
 459         _Safe_sequence_base a friend.
 460         (_Safe_iterator_base::_M_attach): Make protected.
 461         (_Safe_iterator_base::_M_attach_single): Likewise.
 462         (_Safe_iterator_base::_M_detach): Likewise.
 463         (_Safe_iterator_base::_M_detach_single): Likewise.
 464         (_Safe_sequence_base): Make _Safe_iterator_base a friend.
 465         (_Safe_sequence_base::_Safe_sequence_base(_Safe_sequence_base&&)): New.
 466         (_Safe_sequence_base::_M_swap): Make protected.
 467         (_Safe_sequence_base::_M_attach): Make private.
 468         (_Safe_sequence_base::_M_attach_single): Likewise.
 469         (_Safe_sequence_base::_M_detach): Likewise.
 470         (_Safe_sequence_base::_M_detach_single): Likewise.
 471         * include/debug/safe_container.h
 472         (_Safe_container::_Safe_container(_Safe_container&&)): Make default.
 473         * include/debug/safe_iterator.h
 474         (_Safe_iterator::operator++()): Name __scoped_lock instance.
 475         * include/debug/safe_iterator.tcc: Remove trailing line.
 476         * include/debug/safe_unordered_base.h
 477         (_Safe_local_iterator_base::_M_attach): Make protected.
 478         (_Safe_local_iterator_base::_M_attach_single): Likewise.
 479         (_Safe_local_iterator_base::_M_detach): Likewise.
 480         (_Safe_local_iterator_base::_M_detach_single): Likewise.
 481         (_Safe_unordered_container_base): Make _Safe_local_iterator_base friend.
 482         (_Safe_unordered_container_base::_M_attach_local): Make private.
 483         (_Safe_unordered_container_base::_M_attach_local_single): Likewise.
 484         (_Safe_unordered_container_base::_M_detach_local): Likewise.
 485         (_Safe_unordered_container_base::_M_detach_local_single): Likewise.
 486
 487         * include/parallel/algo.h: Generalize usage of std::__iterator_category.
 488         Adjust whitespaces.
 489
 490 2016-09-23  Jonathan Wakely  <jwakely@redhat.com>
 491
 492         PR libstdc++/56166
 493         PR libstdc++/77582
 494         * include/bits/basic_string.h (basic_string::clear()): Drop reference
 495         and use empty rep.
 496         * include/ext/rc_string_base.h (__rc_string_base::_M_clear()):
 497         Likewise.
 498         * testsuite/21_strings/basic_string/56166.cc: New.
 499         * testsuite/ext/vstring/modifiers/clear/56166.cc: New.
 500
 501         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 502         (basic_string::erase(size_type, size_type)): Add fast path for
 503         truncating the string, by calling _M_set_length directly.
 504         (basic_string::erase(__const_iterator, __const_iterator)): Likewise.
 505         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 506         (basic_string::resize(size_type, _CharT)): Likewise.
 507
 508 2016-09-22  Jason Merrill  <jason@redhat.com>
 509
 510         * configure.ac: Define HAVE_MEMALIGN for newlib.
 511
 512 2015-09-23  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 513
 514         * config/cpu/m68k/atomicity.h: Adjust comment.
 515         * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Honor
 516         explicit atomicity_dir setup via configure.host.
 517         * configure.host (rtems-*): Set atomicity_dir.
 518         * configure: Regenerate.
 519
 520 2016-09-22  Jonathan Wakely  <jwakely@redhat.com>
 521
 522         Implement C++17 node extraction and insertion (P0083R5)
 523         * doc/xml/manual/status_cxx2017.xml: Document status.
 524         * doc/html/*: Regenerate.
 525         * include/Makefile.am: Add bits/node_handle.h and reorder.
 526         * include/Makefile.in: Regenerate.
 527         * include/bits/hashtable.h (_Hashtable::node_type)
 528         (_Hashtable::insert_return_type, _Hashtable::_M_reinsert_node)
 529         (_Hashtable::_M_reinsert_node_multi, _Hashtable::extract)
 530         (_Hashtable::_M_merge_unique, _Hashtable::_M_merge_multi): Define.
 531         (_Hash_merge_helper): Define primary template.
 532         * include/bits/node_handle.h: New header.
 533         * include/bits/stl_map.h (map): Declare _Rb_tree_merge_helper as
 534         friend.
 535         (map::node_type, map::insert_return_type, map::extract, map::merge)
 536         (map::insert(node_type&&), map::insert(const_iterator, node_type&&)):
 537         Define new members.
 538         (_Rb_tree_merge_helper): Specialize for map.
 539         * include/bits/stl_multimap.h (multimap): Declare _Rb_tree_merge_helper
 540         as friend.
 541         (multimap::node_type, multimap::extract, multimap::merge)
 542         (multimap::insert(node_type&&))
 543         (multimap::insert(const_iterator, node_type&&)): Define.
 544         (_Rb_tree_merge_helper): Specialize for multimap.
 545         * include/bits/stl_multiset.h (multiset): Declare _Rb_tree_merge_helper
 546         as friend.
 547         (multiset::node_type, multiset::extract, multiset::merge)
 548         (multiset::insert(node_type&&))
 549         (multiset::insert(const_iterator, node_type&&)): Define.
 550         * include/bits/stl_set.h (set): Declare _Rb_tree_merge_helper as
 551         friend.
 552         (set::node_type, set::insert_return_type, set::extract, set::merge)
 553         (set::insert(node_type&&), set::insert(const_iterator, node_type&&)):
 554         Define.
 555         (_Rb_tree_merge_helper): Specialize for set.
 556         * include/bits/stl_tree.h (_Rb_tree): Declare _Rb_tree<> as friend.
 557         (_Rb_tree::node_type, _Rb_tree::insert_return_type)
 558         (_Rb_tree::_M_reinsert_node_unique, _Rb_tree::_M_reinsert_node_equal)
 559         (_Rb_tree::_M_reinsert_node_hint_unique)
 560         (_Rb_tree::_M_reinsert_node_hint_equal, _Rb_tree::extract)
 561         (_Rb_tree::_M_merge_unique, _Rb_tree::_M_merge_equal): Define.
 562         (_Rb_tree_merge_helper): Specialize for multiset.
 563         * include/bits/unordered_map.h (unordered_map): Declare
 564         unordered_map<> and unordered_multimap<> as friends.
 565         (unordered_map::node_type, unordered_map::insert_return_type)
 566         (unordered_map::extract, unordered_map::merge)
 567         (unordered_map::insert(node_type&&))
 568         (unordered_map::insert(const_iterator, node_type&&))
 569         (unordered_multimap): Declare _Hash_merge_helper as friend.
 570         (unordered_multimap::node_type, unordered_multimap::extract)
 571         (unordered_multimap::merge, unordered_multimap::insert(node_type&&))
 572         (unordered_multimap::insert(const_iterator, node_type&&)): Define.
 573         (_Hash_merge_helper): Specialize for unordered maps and multimaps.
 574         * include/bits/unordered_set.h (unordered_set, unordered_multiset):
 575         Declare _Hash_merge_helper as friend.
 576         (unordered_set::node_type, unordered_set::insert_return_type)
 577         (unordered_set::extract, unordered_set::merge)
 578         (unordered_set::insert(node_type&&))
 579         (unordered_set::insert(const_iterator, node_type&&)): Define.
 580         (unordered_multiset::node_type, unordered_multiset::extract)
 581         (unordered_multiset::merge, unordered_multiset::insert(node_type&&))
 582         (unordered_multiset::insert(const_iterator, node_type&&)): Define.
 583         (_Hash_merge_helper): Specialize for unordered sets and multisets.
 584         * include/debug/map.h (map): Add using declarations or forwarding
 585         functions for new members.
 586         * include/debug/map.h (multimap): Likewise.
 587         * include/debug/map.h (multiset): Likewise.
 588         * include/debug/map.h (set): Likewise.
 589         * include/debug/unordered_map (unordered_map, unordered_multimap):
 590         Likewise.
 591         * include/debug/unordered_set( unordered_set, unordered_multiset):
 592         Likewise.
 593         * python/libstdcxx/v6/printers.py (get_value_from_aligned_membuf): New
 594         helper function.
 595         (get_value_from_list_node, get_value_from_Rb_tree_node): Use helper.
 596         (StdNodeHandlePrinter): Define printer for node handles.
 597         (build_libstdcxx_dictionary): Register StdNodeHandlePrinter.
 598         * testsuite/23_containers/map/modifiers/extract.cc: New.
 599         * testsuite/23_containers/map/modifiers/merge.cc: New.
 600         * testsuite/23_containers/multimap/modifiers/extract.cc: New.
 601         * testsuite/23_containers/multimap/modifiers/merge.cc: New.
 602         * testsuite/23_containers/multiset/modifiers/extract.cc: New.
 603         * testsuite/23_containers/multiset/modifiers/merge.cc: New.
 604         * testsuite/23_containers/set/modifiers/extract.cc: New.
 605         * testsuite/23_containers/set/modifiers/merge.cc: New.
 606         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
 607         * testsuite/23_containers/unordered_map/modifiers/merge.cc: New.
 608         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc:
 609         New.
 610         * testsuite/23_containers/unordered_multimap/modifiers/merge.cc: New.
 611         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc:
 612         New.
 613         * testsuite/23_containers/unordered_multiset/modifiers/merge.cc: New.
 614         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
 615         * testsuite/23_containers/unordered_set/modifiers/merge.cc: New.
 616         * testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
 617         dg-error lineno.
 618         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test node handles.
 619
 620 2016-09-22  Ville Voutilainen  <ville.voutilainen@gmail.com>
 621
 622         Fix tests on old arm platforms for optional.
 623         * testsuite/20_util/optional/77288.cc: Don't use exception_ptr.
 624
 625 2016-09-22  Jonathan Wakely  <jwakely@redhat.com>
 626
 627         * python/libstdcxx/v6/printers.py (StdVariantPrinter): Adjust for
 628         recent change to _Variant_storage.
 629         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test variant with
 630         reference type.
 631
 632         * include/bits/uses_allocator.h (__uses_allocator_construct): Qualify
 633         std::forward and ::new. Cast pointer to void*.
 634         * include/std/variant (_Variant_storage, _Union, _Variant_base)
 635         (__access, __visit_invoke, variant, visit): Qualify std::forward.
 636         * testsuite/20_util/variant/compile.cc: Test for ADL problems.
 637
 638 2016-09-22  Tim Shen  <timshen@google.com>
 639
 640         * include/std/variant (variant::operator=): Fix assignment
 641         on references.
 642         * testsuite/20_util/variant/compile.cc: Add test.
 643
 644 2016-09-22  Tim Shen  <timshen@google.com>
 645
 646         PR libstdc++/77641
 647         * include/std/variant (_Variant_storage::_Variant_storage):
 648         Change _Variant_storage's union to be default constructible.
 649         * testsuite/20_util/variant/compile.cc: New test.
 650
 651 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 652
 653         PR libstdc++/77288
 654         * include/std/optional (__is_optional_impl, __is_optional): Remove.
 655         (__converts_from_optional, __assigns_from_optional): New.
 656         (optional(_Up&&)): Use is_same instead of __is_optional.
 657         (optional(const optional<_Up>&)): Constrain with
 658         __converts_from_optional.
 659         (optional(optional<_Up>&&)): Likewise.
 660         (operator=(_Up&&)): Use is_same instead of __is_optional, check
 661         is_same and is_scalar.
 662         (operator=(const optional<_Up>&)): Constrain with
 663         __converts_from_optional and __assigns_from_optional.
 664         (operator=(optional<_Up>&&)): Likewise.
 665         * testsuite/20_util/optional/77288.cc: New.
 666         * testsuite/20_util/optional/cons/value.cc: Adjust.
 667
 668 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 669
 670         Implement LWG 2729 for tuple.
 671         * include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
 672         Suppress conditionally.
 673         (_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
 674         (__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
 675         (_Tuple_impl(const _Head&)): Constrain.
 676         (_Tuple_impl(_UHead&&)): Likewise.
 677         (_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
 678         (_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
 679         (_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
 680         (operator=(const tuple&)): Enable conditionally.
 681         (operator=(tuple&&)): Suppress conditionally.
 682         (operator=(const tuple<_UElements...>&)): Constrain.
 683         (operator=(tuple<_UElements...>&&)): Likewise.
 684         (operator=(const tuple&)): Enable conditionally (2-param tuple).
 685         (operator=(tuple&&)): Suppress conditionally (2-param tuple).
 686         (operator=(const tuple<_U1, _U2>&)): Constrain.
 687         (operator=(tuple<_U1, _U2>&&)): Likewise.
 688         (operator=(const pair<_U1, _U2>&)): Likewise.
 689         (operator=(pair<_U1, _U2>&&)): Likewise.
 690         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
 691         * testsuite/20_util/tuple/tuple_traits.cc: New.
 692
 693 2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 694
 695         PR libstdc++/77537
 696         Implement LWG 2729 for pair.
 697         * include/bits/stl_pair.h (_PCC): New.
 698         (_ConstructiblePair, _ImplicitlyConvertiblePair):
 699         Turn into static member functions of _PCC.
 700         (_MoveConstructiblePair, _ImplicitlyMoveConvertiblePair): Likewise.
 701         (_PCCP): New.
 702         (pair(const _T1&, const _T2&)): Adjust.
 703         (_PCCFP): New.
 704         (pair(const pair<_U1, _U2>&)): Adjust.
 705         (pair(_U1&&, const _T2&)): Likewise.
 706         (pair(const _T1&, _U2&&)): Likewise.
 707         (pair(_U1&&, _U2&&)): Likewise.
 708         (pair(pair<_U1, _U2>&&)): Likewise.
 709         (operator=(const pair&)): Make conditionally deleted.
 710         (operator=(pair&&)): Make conditionally suppressed.
 711         (operator=(const pair<_U1, _U2>&)): Constrain.
 712         (operator=(pair<_U1, _U2>&&): Likewise.
 713         * include/std/type_traits (__nonesuch): New.
 714         * testsuite/20_util/pair/traits.cc: New.
 715
 716 2016-09-20  Ville Voutilainen  <ville.voutilainen@gmail.com>
 717
 718         PR libstdc++/77619
 719         * include/bits/stl_construct.h: (_Construct_novalue): New.
 720         (_Destroy_n_aux, _Destroy_n): New.
 721         * include/bits/stl_uninitialized.h: (type_traits):
 722         New include in C++11 mode.
 723         (__uninitialized_default_novalue_1): New.
 724         (__uninitialized_default_novalue_n_1): Likewise.
 725         (__uninitialized_default_novalue): Likewise.
 726         (__uninitialized_default_novalue_n): Likewise.
 727         (__uninitialized_copy_n_pair): Likewise.
 728         (uninitialized_default_construct):
 729         Use __uninitialized_default_novalue.
 730         (uninitialized_default_construct_n):
 731         Use __uninitialized_default_novalue_n.
 732         (uninitialized_value_construct): Use __uninitialized_default.
 733         (uninitialized_value_construct_n): Use __uninitialized_default_n.
 734         (uninitialized_move): Use uninitialized_copy.
 735         (uninitialized_move_n): Use __uninitialized_copy_n_pair.
 736         (destroy_at): Use _Destroy.
 737         (destroy): Likewise.
 738         (destroy_n): Likewise.
 739         * testsuite/20_util/specialized_algorithms/
 740         memory_management_tools/1.cc: Add tests for exceptions,
 741         add tests for trivial cases for construct and move.
 742
 743 2016-09-20  Jonathan Wakely  <jwakely@redhat.com>
 744
 745         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
 746         (DequeWorkerBase.index, VectorWorkerBase.get): Use // for division.
 747
 748 2016-09-19  Jonathan Wakely  <jwakely@redhat.com>
 749
 750         PR libstdc++/77645
 751         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
 752         (DequeWorkerBase.index, VectorWorkerBase.get): Cast results of
 753         division to int to work with Python 3.
 754
 755         * testsuite/lib/gdb-test.exp (gdb-test): Fail if Python error occurs.
 756
 757         * python/libstdcxx/v6/printers.py (SingleObjContainerPrinter): Allow
 758         display_hint to be set by subclasses.
 759         (StdVariantPrinter): Use array for display_hint. Adjust output to be
 760         more similar to std::any and std::optional output.
 761         (register_type_printers): Add type printers for basic_string_view
 762         typedefs and experimental::any. Adjust type printers for
 763         fundamentals_v1 templates to match fundamentals_v2 and later.
 764         * testsuite/libstdc++-prettyprinters/cxx17.cc: New.
 765
 766         PR libstdc++/77645
 767         * python/libstdcxx/v6/xmethods.py (DequeWorkerBase.index): Rename
 768         argument.
 769         (ListWorkerBase.get_value_from_node): Define new method.
 770         (ListFrontWorker.__call__, ListBackWorker.__call__): Use it.
 771
 772 2016-09-17  Jonathan Wakely  <jwakely@redhat.com>
 773
 774         * python/libstdcxx/v6/printers.py (StdVariantPrinter): Define.
 775         (StdExpAnyPrinter, StdExpOptionalPrinter, StdExpStringViewPrinter):
 776         Register for C++17 components in namespace std. Strip inline namespace
 777         from typename.
 778
 779 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 780
 781         * doc/xml/manual/profile_mode.xml: Fix typo.
 782         * doc/html/manual/profile_mode_devel.html: Regenerate.
 783
 784 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 785             Marc Glisse  <marc.glisse@inria.fr>
 786
 787         * libsupc++/new_opa.cc [_GLIBCXX_HAVE_ALIGNED_ALLOC]
 788         (operator new(size_t, align_val_t)): Replace modulus operator with
 789         mask.
 790
 791 2016-09-16  Jonathan Wakely  <jwakely@redhat.com>
 792
 793         * libsupc++/new_opa.cc [_GLIBCXX_HAVE_POSIX_MEMALIGN] (aligned_alloc):
 794         Increase alignment if less than sizeof(void*).
 795         [_GLIBCXX_HAVE_ALIGNED_ALLOC] (operator new(size_t, align_val_t)):
 796         Increase size if not a multiple of alignment.
 797
 798 2016-09-15  Jonathan Wakely  <jwakely@redhat.com>
 799
 800         * doc/xml/manual/debug_mode.xml: Minor editorial fixes.
 801         * doc/html/*: Regenerate.
 802
 803         * testsuite/23_containers/vector/debug/insert6_neg.cc: Remove
 804         -Wno-deprecated.
 805         * testsuite/util/debug/checks.h (generate_unique<bool>): Specialize.
 806
 807 2016-09-14  Marek Polacek  <polacek@redhat.com>
 808
 809         * testsuite/23_containers/vector/debug/insert6_neg.cc: Use
 810         -Wno-deprecated.
 811
 812 2016-09-14  Christophe Lyon  <christophe.lyon@linaro.org>
 813
 814         * testsuite/23_containers/vector/bool/modifiers/insert/31370.cc:
 815         Move dg-do directive before dg-skip.
 816         * testsuite/21_strings/debug/iterator_self_move_assign_neg.cc:
 817         Move dg-do directive before dg-require.
 818         * testsuite/21_strings/debug/self_move_assign_neg.cc: Likewise.
 819         * testsuite/23_containers/vector/debug/57779_neg.cc: Likewise.
 820         * testsuite/23_containers/vector/debug/60587_neg.cc: Likewise.
 821         * testsuite/23_containers/vector/debug/assign1_neg.cc: Likewise.
 822         * testsuite/23_containers/vector/debug/assign2_neg.cc: Likewise.
 823         * testsuite/23_containers/vector/debug/assign3_neg.cc: Likewise.
 824         * testsuite/23_containers/vector/debug/construct1_neg.cc: Likewise.
 825         * testsuite/23_containers/vector/debug/construct2_neg.cc: Likewise.
 826         * testsuite/23_containers/vector/debug/construct3_neg.cc: Likewise.
 827         * testsuite/23_containers/vector/debug/insert1_neg.cc: Likewise.
 828         * testsuite/23_containers/vector/debug/insert2_neg.cc: Likewise.
 829         * testsuite/23_containers/vector/debug/insert3_neg.cc: Likewise.
 830         * testsuite/23_containers/vector/debug/insert5_neg.cc: Likewise.
 831         * testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Likewise.
 832         * testsuite/25_algorithms/partial_sort_copy/debug/irreflexive_neg.cc:
 833         Likewise.
 834         * testsuite/25_algorithms/pop_heap/empty2_neg.cc: Likewise.
 835         * testsuite/25_algorithms/pop_heap/empty_neg.cc: Likewise.
 836         * testsuite/27_io/objects/char/12048-5.cc: Likewise.
 837         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Likewise.
 838         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
 839
 840 2016-09-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 841
 842         Implement P0040R3, Extending memory management tools.
 843         * include/bits/stl_uninitialized.h (utility): New include
 844         in C++17 mode.
 845         (uninitialized_default_construct): New.
 846         (uninitialized_default_construct_n): Likewise.
 847         (uninitialized_value_construct): Likewise.
 848         (uninitialized_value_construct_n): Likewise.
 849         (uninitialized_move): Likewise.
 850         (uninitialized_move_n): Likewise.
 851         (destroy_at, destroy, destroy_n): Likewise.
 852         * testsuite/20_util/specialized_algorithms/memory_management_tools/
 853         1.cc: New.
 854
 855 2016-09-12  Jason Merrill  <jason@redhat.com>
 856
 857         * config/abi/pre/gnu.ver: Use [jmy] for size_t.
 858
 859 2016-09-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 860
 861         Implement P0253R1, Fixing a design mistake in the searchers
 862         interface in Library Fundamentals.
 863         * include/std/functional: (utility): New include in C++17 mode.
 864         (default_searcher): Use a pair as return type, adjust the definition.
 865         (boyer_moore_searcher): Likewise.
 866         (boyer_moore_horspool_searcher): Likewise.
 867         * testsuite/20_util/function_objects/searchers.cc: Adjust.
 868
 869 2016-09-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 870
 871         Implement C++17 string searchers.
 872         * include/std/functional: (unordered_map, vector): New includes
 873         in C++17 mode.
 874         (array, bits/stl_algo.h): Likewise.
 875         (default_searcher, __boyer_moore_map_base): New.
 876         (__boyer_moore_array_base, __is_std_equal_to): Likewise.
 877         (__boyer_moore_base_t, boyer_moore_searcher): Likewise.
 878         (boyer_moore_horspool_searcher, make_default_searcher): Likewise.
 879         (make_boyer_moore_searcher): Likewise.
 880         (make_boyer_moore_horspool_searcher): Likewise.
 881         * testsuite/20_util/function_objects/searchers.cc: New.
 882
 883 2016-09-12  Matthew Wahab  <matthew.wahab@arm.com>
 884
 885         * testsuite/22_locale/codecvt/codecvt_utf16/requirements/1.cc:
 886         Move dg-do directive before dg-require.
 887         * testsuite/22_locale/codecvt/codecvt_utf8/requirements/1.cc: Likewise.
 888         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/requirements/1.cc:
 889         Likewise.
 890         * testsuite/22_locale/codecvt/utf8.cc: Likewise.
 891         * testsuite/22_locale/locale/cons/unicode.cc: Likewise.
 892         * testsuite/23_containers/deque/debug/assign1_neg.cc: Likewise.
 893         * testsuite/23_containers/deque/debug/assign2_neg.cc: Likewise.
 894         * testsuite/23_containers/deque/debug/assign3_neg.cc: Likewise.
 895         * testsuite/23_containers/deque/debug/construct1_neg.cc: Likewise.
 896         * testsuite/23_containers/deque/debug/construct2_neg.cc: Likewise.
 897         * testsuite/23_containers/deque/debug/construct3_neg.cc: Likewise.
 898         * testsuite/23_containers/deque/debug/insert1_neg.cc: Likewise.
 899         * testsuite/23_containers/deque/debug/insert2_neg.cc: Likewise.
 900         * testsuite/23_containers/deque/debug/insert3_neg.cc: Likewise.
 901         * testsuite/23_containers/deque/debug/insert5_neg.cc: Likewise.
 902         * testsuite/23_containers/deque/debug/iterator_self_move_assign_neg.cc:
 903         Likewise.
 904         * testsuite/23_containers/deque/debug/self_move_assign_neg.cc:
 905         Likewise.
 906         * testsuite/23_containers/deque/debug/shrink_to_fit.cc: Likewise.
 907         * testsuite/23_containers/forward_list/debug/60499.cc: Likewise.
 908         * testsuite/23_containers/forward_list/debug/construct1_neg.cc:
 909         Likewise.
 910         * testsuite/23_containers/forward_list/debug/construct2_neg.cc:
 911         Likewise.
 912         * testsuite/23_containers/forward_list/debug/construct3_neg.cc:
 913         Likewise.
 914         * testsuite/23_containers/forward_list/debug/erase_after1_neg.cc:
 915         Likewise.
 916         * testsuite/23_containers/forward_list/debug/erase_after2_neg.cc:
 917         Likewise.
 918         * testsuite/23_containers/forward_list/debug/erase_after3_neg.cc:
 919         Likewise.
 920         * testsuite/23_containers/forward_list/debug/erase_after4_neg.cc:
 921         Likewise.
 922         * testsuite/23_containers/forward_list/debug/erase_after5_neg.cc:
 923         Likewise.
 924         * testsuite/23_containers/forward_list/debug/erase_after6_neg.cc:
 925         Likewise.
 926         * testsuite/23_containers/forward_list/debug/erase_after7_neg.cc:
 927         Likewise.
 928         * testsuite/23_containers/forward_list/debug/erase_after8_neg.cc:
 929         Likewise.
 930         * testsuite/23_containers/forward_list/debug/erase_after9_neg.cc:
 931         Likewise.
 932         * testsuite/23_containers/forward_list/debug/insert_after1_neg.cc:
 933         Likewise.
 934         * testsuite/23_containers/forward_list/debug/insert_after2_neg.cc:
 935         Likewise.
 936         * testsuite/23_containers/forward_list/debug/insert_after3_neg.cc:
 937         Likewise.
 938         * testsuite/23_containers/forward_list/debug/insert_after4_neg.cc:
 939         Likewise.
 940         * testsuite/23_containers/forward_list/debug/
 941         iterator_self_move_assign_neg.cc: Likewise.
 942         * testsuite/23_containers/forward_list/debug/self_move_assign_neg.cc:
 943         Likewise.
 944         * testsuite/23_containers/forward_list/debug/splice_after1_neg.cc:
 945         Likewise.
 946         * testsuite/23_containers/forward_list/debug/splice_after2_neg.cc:
 947         Likewise.
 948         * testsuite/23_containers/forward_list/debug/splice_after3_neg.cc:
 949         Likewise.
 950         * testsuite/23_containers/forward_list/debug/splice_after4_neg.cc:
 951         Likewise.
 952         * testsuite/23_containers/forward_list/debug/splice_after5_neg.cc:
 953         Likewise.
 954         * testsuite/23_containers/forward_list/debug/splice_after6_neg.cc:
 955         Likewise.
 956         * testsuite/23_containers/forward_list/debug/splice_after7_neg.cc:
 957         Likewise.
 958         * testsuite/23_containers/list/debug/assign1_neg.cc: Likewise.
 959         * testsuite/23_containers/list/debug/assign2_neg.cc: Likewise.
 960         * testsuite/23_containers/list/debug/assign3_neg.cc: Likewise.
 961         * testsuite/23_containers/list/debug/construct1_neg.cc: Likewise.
 962         * testsuite/23_containers/list/debug/construct2_neg.cc: Likewise.
 963         * testsuite/23_containers/list/debug/construct3_neg.cc: Likewise.
 964         * testsuite/23_containers/list/debug/insert1_neg.cc: Likewise.
 965         * testsuite/23_containers/list/debug/insert2_neg.cc: Likewise.
 966         * testsuite/23_containers/list/debug/insert3_neg.cc: Likewise.
 967         * testsuite/23_containers/list/debug/insert5_neg.cc: Likewise.
 968         * testsuite/23_containers/list/debug/iterator_self_move_assign_neg.cc:
 969         Likewise.
 970         * testsuite/23_containers/list/debug/self_move_assign_neg.cc: Likewise.
 971         * testsuite/23_containers/map/debug/60499.cc: Likewise.
 972         * testsuite/23_containers/map/debug/construct1_neg.cc: Likewise.
 973         * testsuite/23_containers/map/debug/construct2_neg.cc: Likewise.
 974         * testsuite/23_containers/map/debug/construct3_neg.cc: Likewise.
 975         * testsuite/23_containers/map/debug/insert1_neg.cc: Likewise.
 976         * testsuite/23_containers/map/debug/insert2_neg.cc: Likewise.
 977         * testsuite/23_containers/map/debug/insert3_neg.cc: Likewise.
 978         * testsuite/23_containers/map/debug/iterator_self_move_assign_neg.cc:
 979         Likewise.
 980         * testsuite/23_containers/map/debug/self_move_assign_neg.cc: Likewise.
 981         * testsuite/23_containers/multimap/debug/60499.cc: Likewise.
 982         * testsuite/23_containers/multimap/debug/construct1_neg.cc: Likewise.
 983         * testsuite/23_containers/multimap/debug/construct2_neg.cc: Likewise.
 984         * testsuite/23_containers/multimap/debug/construct3_neg.cc: Likewise.
 985         * testsuite/23_containers/multimap/debug/insert1_neg.cc: Likewise.
 986         * testsuite/23_containers/multimap/debug/insert2_neg.cc: Likewise.
 987         * testsuite/23_containers/multimap/debug/insert3_neg.cc: Likewise.
 988         * testsuite/23_containers/multimap/debug/
 989         iterator_self_move_assign_neg.cc: Likewise.
 990         * testsuite/23_containers/multimap/debug/self_move_assign_neg.cc:
 991         Likewise.
 992         * testsuite/23_containers/multiset/debug/60499.cc: Likewise.
 993         * testsuite/23_containers/multiset/debug/construct1_neg.cc: Likewise.
 994         * testsuite/23_containers/multiset/debug/construct2_neg.cc: Likewise.
 995         * testsuite/23_containers/multiset/debug/construct3_neg.cc: Likewise.
 996         * testsuite/23_containers/multiset/debug/insert1_neg.cc: Likewise.
 997         * testsuite/23_containers/multiset/debug/insert2_neg.cc: Likewise.
 998         * testsuite/23_containers/multiset/debug/insert3_neg.cc: Likewise.
 999         * testsuite/23_containers/multiset/debug/
1000         iterator_self_move_assign_neg.cc: Likewise.
1001         * testsuite/23_containers/multiset/debug/self_move_assign_neg.cc:
1002         Likewise.
1003         * testsuite/23_containers/set/debug/60499.cc: Likewise.
1004         * testsuite/23_containers/set/debug/construct1_neg.cc: Likewise.
1005         * testsuite/23_containers/set/debug/construct2_neg.cc: Likewise.
1006         * testsuite/23_containers/set/debug/construct3_neg.cc: Likewise.
1007         * testsuite/23_containers/set/debug/insert1_neg.cc: Likewise.
1008         * testsuite/23_containers/set/debug/insert2_neg.cc: Likewise.
1009         * testsuite/23_containers/set/debug/insert3_neg.cc: Likewise.
1010         * testsuite/23_containers/set/debug/iterator_self_move_assign_neg.cc:
1011         Likewise.
1012         * testsuite/23_containers/set/debug/self_move_assign_neg.cc: Likewise.
1013         * testsuite/23_containers/unordered_map/debug/60499.cc: Likewise.
1014         * testsuite/23_containers/unordered_map/debug/begin1_neg.cc: Likewise.
1015         * testsuite/23_containers/unordered_map/debug/begin2_neg.cc: Likewise.
1016         * testsuite/23_containers/unordered_map/debug/bucket_size_neg.cc:
1017         Likewise.
1018         * testsuite/23_containers/unordered_map/debug/cbegin_neg.cc: Likewise.
1019         * testsuite/23_containers/unordered_map/debug/cend_neg.cc: Likewise.
1020         * testsuite/23_containers/unordered_map/debug/construct1_neg.cc:
1021         Likewise.
1022         * testsuite/23_containers/unordered_map/debug/construct2_neg.cc:
1023         Likewise.
1024         * testsuite/23_containers/unordered_map/debug/construct3_neg.cc:
1025         Likewise.
1026         * testsuite/23_containers/unordered_map/debug/end1_neg.cc: Likewise.
1027         * testsuite/23_containers/unordered_map/debug/end2_neg.cc: Likewise.
1028         * testsuite/23_containers/unordered_map/debug/insert1_neg.cc: Likewise.
1029         * testsuite/23_containers/unordered_map/debug/insert2_neg.cc: Likewise.
1030         * testsuite/23_containers/unordered_map/debug/insert3_neg.cc: Likewise.
1031         * testsuite/23_containers/unordered_map/debug/
1032         invalid_local_iterator_compare_neg.cc: Likewise.
1033         * testsuite/23_containers/unordered_map/debug/
1034         invalid_local_iterator_range_neg.cc: Likewise.
1035         * testsuite/23_containers/unordered_map/debug/
1036         iterator_self_move_assign_neg.cc: Likewise.
1037         * testsuite/23_containers/unordered_map/debug/max_load_factor_neg.cc:
1038         Likewise.
1039         * testsuite/23_containers/unordered_map/debug/self_move_assign_neg.cc:
1040         Likewise.
1041         * testsuite/23_containers/unordered_map/debug/
1042         use_erased_local_iterator_neg.cc: Likewise.
1043         * testsuite/23_containers/unordered_map/debug/
1044         use_invalid_iterator_neg.cc: Likewise.
1045         * testsuite/23_containers/unordered_map/debug/
1046         use_invalid_local_iterator_neg.cc: Likewise.
1047         * testsuite/23_containers/unordered_multimap/debug/60499.cc: Likewise.
1048         * testsuite/23_containers/unordered_multimap/debug/begin1_neg.cc:
1049         Likewise.
1050         * testsuite/23_containers/unordered_multimap/debug/begin2_neg.cc:
1051         Likewise.
1052         * testsuite/23_containers/unordered_multimap/debug/bucket_size_neg.cc:
1053         Likewise.
1054         * testsuite/23_containers/unordered_multimap/debug/cbegin_neg.cc:
1055         Likewise.
1056         * testsuite/23_containers/unordered_multimap/debug/cend_neg.cc:
1057         Likewise.
1058         * testsuite/23_containers/unordered_multimap/debug/construct1_neg.cc:
1059         Likewise.
1060         * testsuite/23_containers/unordered_multimap/debug/construct2_neg.cc:
1061         Likewise.
1062         * testsuite/23_containers/unordered_multimap/debug/construct3_neg.cc:
1063         Likewise.
1064         * testsuite/23_containers/unordered_multimap/debug/end1_neg.cc:
1065         Likewise.
1066         * testsuite/23_containers/unordered_multimap/debug/end2_neg.cc:
1067         Likewise.
1068         * testsuite/23_containers/unordered_multimap/debug/insert1_neg.cc:
1069         Likewise.
1070         * testsuite/23_containers/unordered_multimap/debug/insert2_neg.cc:
1071         Likewise.
1072         * testsuite/23_containers/unordered_multimap/debug/insert3_neg.cc:
1073         Likewise.
1074         * testsuite/23_containers/unordered_multimap/debug/
1075         invalid_local_iterator_compare_neg.cc: Likewise.
1076         * testsuite/23_containers/unordered_multimap/debug/
1077         invalid_local_iterator_range_neg.cc: Likewise.
1078         * testsuite/23_containers/unordered_multimap/debug/
1079         iterator_self_move_assign_neg.cc: Likewise.
1080         * testsuite/23_containers/unordered_multimap/debug/
1081         max_load_factor_neg.cc: Likewise.
1082         * testsuite/23_containers/unordered_multimap/debug/
1083         self_move_assign_neg.cc: Likewise.
1084         * testsuite/23_containers/unordered_multimap/debug/
1085         use_erased_local_iterator_neg.cc: Likewise.
1086         * testsuite/23_containers/unordered_multimap/debug/
1087         use_invalid_iterator_neg.cc: Likewise.
1088         * testsuite/23_containers/unordered_multimap/debug/
1089         use_invalid_local_iterator_neg.cc: Likewise.
1090         * testsuite/23_containers/unordered_multiset/debug/60499.cc:
1091         Likewise.
1092         * testsuite/23_containers/unordered_multiset/debug/begin1_neg.cc:
1093         Likewise.
1094         * testsuite/23_containers/unordered_multiset/debug/begin2_neg.cc:
1095         Likewise.
1096         * testsuite/23_containers/unordered_multiset/debug/bucket_size_neg.cc:
1097         Likewise.
1098         * testsuite/23_containers/unordered_multiset/debug/cbegin_neg.cc:
1099         Likewise.
1100         * testsuite/23_containers/unordered_multiset/debug/cend_neg.cc:
1101         Likewise.
1102         * testsuite/23_containers/unordered_multiset/debug/construct1_neg.cc:
1103         Likewise.
1104         * testsuite/23_containers/unordered_multiset/debug/construct2_neg.cc:
1105         Likewise.
1106         * testsuite/23_containers/unordered_multiset/debug/construct3_neg.cc:
1107         Likewise.
1108         * testsuite/23_containers/unordered_multiset/debug/end1_neg.cc:
1109         Likewise.
1110         * testsuite/23_containers/unordered_multiset/debug/end2_neg.cc:
1111         Likewise.
1112         * testsuite/23_containers/unordered_multiset/debug/insert1_neg.cc:
1113         Likewise.
1114         * testsuite/23_containers/unordered_multiset/debug/insert2_neg.cc:
1115         Likewise.
1116         * testsuite/23_containers/unordered_multiset/debug/insert3_neg.cc:
1117         Likewise.
1118         * testsuite/23_containers/unordered_multiset/debug/
1119         invalid_local_iterator_compare_neg.cc: Likewise.
1120         * testsuite/23_containers/unordered_multiset/debug/
1121         invalid_local_iterator_range_neg.cc: Likewise.
1122         * testsuite/23_containers/unordered_multiset/debug/
1123         iterator_self_move_assign_neg.cc: Likewise.
1124         * testsuite/23_containers/unordered_multiset/debug/
1125         max_load_factor_neg.cc: Likewise.
1126         * testsuite/23_containers/unordered_multiset/debug/
1127         self_move_assign_neg.cc: Likewise.
1128         * testsuite/23_containers/unordered_multiset/debug/
1129         use_erased_local_iterator_neg.cc: Likewise.
1130         * testsuite/23_containers/unordered_multiset/debug/
1131         use_invalid_iterator_neg.cc: Likewise.
1132         * testsuite/23_containers/unordered_multiset/debug/
1133         use_invalid_local_iterator_neg.cc: Likewise.
1134         *  testsuite/23_containers/unordered_set/debug/60499.cc: Likewise.
1135         * testsuite/23_containers/unordered_set/debug/begin1_neg.cc: Likewise.
1136         * testsuite/23_containers/unordered_set/debug/begin2_neg.cc: Likewise.
1137         * testsuite/23_containers/unordered_set/debug/bucket_size_neg.cc:
1138         Likewise.
1139         * testsuite/23_containers/unordered_set/debug/cbegin_neg.cc: Likewise.
1140         * testsuite/23_containers/unordered_set/debug/cend_neg.cc: Likewise.
1141         * testsuite/23_containers/unordered_set/debug/construct1_neg.cc:
1142         Likewise.
1143         * testsuite/23_containers/unordered_set/debug/construct2_neg.cc:
1144         Likewise.
1145         * testsuite/23_containers/unordered_set/debug/construct3_neg.cc:
1146         Likewise.
1147         * testsuite/23_containers/unordered_set/debug/end1_neg.cc: Likewise.
1148         * testsuite/23_containers/unordered_set/debug/end2_neg.cc: Likewise.
1149         * testsuite/23_containers/unordered_set/debug/insert1_neg.cc: Likewise.
1150         * testsuite/23_containers/unordered_set/debug/insert2_neg.cc: Likewise.
1151         * testsuite/23_containers/unordered_set/debug/insert3_neg.cc: Likewise.
1152         * testsuite/23_containers/unordered_set/debug/
1153         invalid_local_iterator_compare_neg.cc: Likewise.
1154         * testsuite/23_containers/unordered_set/debug/
1155         invalid_local_iterator_range_neg.cc: Likewise.
1156         * testsuite/23_containers/unordered_set/debug/
1157         iterator_self_move_assign_neg.cc: Likewise.
1158         * testsuite/23_containers/unordered_set/debug/
1159         max_load_factor_neg.cc: Likewise.
1160         * testsuite/23_containers/unordered_set/debug/
1161         self_move_assign_neg.cc: Likewise.
1162         * testsuite/23_containers/unordered_set/debug/
1163         use_erased_local_iterator_neg.cc: Likewise.
1164         * testsuite/23_containers/unordered_set/debug/
1165         use_invalid_iterator_neg.cc: Likewise.
1166         * testsuite/23_containers/unordered_set/debug/
1167         use_invalid_local_iterator_neg.cc: Likewise.
1168         * testsuite/23_containers/vector/debug/52433.cc: Likewise.
1169         * testsuite/23_containers/vector/debug/60499.cc: Likewise.
1170         * testsuite/23_containers/vector/debug/bool/shrink_to_fit.cc: Likewise.
1171         * testsuite/23_containers/vector/debug/
1172         iterator_self_move_assign_neg.cc: Likewise.
1173         * testsuite/23_containers/vector/debug/self_move_assign_neg.cc:
1174         Likewise.
1175         * testsuite/23_containers/vector/debug/shrink_to_fit.cc: Likewise.
1176         * testsuite/25_algorithms/pop_heap/complexity.cc: Likewise.
1177         * testsuite/25_algorithms/push_heap/complexity.cc: Likewise.
1178         * testsuite/25_algorithms/sort_heap/complexity.cc: Likewise.
1179         * testsuite/29_atomics/atomic/60658.cc: Likewise.
1180         * testsuite/29_atomics/atomic/60695.cc: Likewise.
1181         * testsuite/29_atomics/atomic/62259.cc: Likewise.
1182         * testsuite/29_atomics/atomic/64658.cc: Likewise.
1183         * testsuite/29_atomics/atomic/cons/49445.cc: Likewise.
1184         * testsuite/29_atomics/atomic/operators/51811.cc: Likewise.
1185         * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
1186         Likewise.
1187
1188 2016-09-11  Jonathan Wakely  <jwakely@redhat.com>
1189
1190         * libsupc++/new_opant.cc: Include exception_defines.h.
1191         * libsupc++/new_opvant.cc: Likewise.
1192
1193 2016-09-09  Jason Merrill  <jason@redhat.com>
1194
1195         Implement P0035R4, C++17 new of over-aligned types.
1196         * libsupc++/new: Declare aligned new/delete operators.
1197         * config/abi/pre/gnu.ver: Export them.
1198         * configure.ac: Check for aligned_alloc, posix_memalign, memalign,
1199         _aligned_malloc.
1200         * libsupc++/new_opa.cc: New.
1201         * libsupc++/new_opant.cc: New.
1202         * libsupc++/new_opva.cc: New.
1203         * libsupc++/new_opva.cc: New.
1204         * libsupc++/del_opa.cc: New.
1205         * libsupc++/del_opant.cc: New.
1206         * libsupc++/del_opsa.cc: New.
1207         * libsupc++/del_opva.cc: New.
1208         * libsupc++/del_opvant.cc: New.
1209         * libsupc++/del_opvsa.cc: New.
1210         * libsupc++/Makefile.am: Build them.
1211
1212 2016-09-05  Tim Shen  <timshen@google.com>
1213
1214         * include/std/variant: include bits/move.h for std::addressof.
1215
1216 2016-09-05  Mikhail Strelnikov  <mikhail.strelnikov@gmail.com>
1217
1218         * include/std/variant (_Variant_storage::_M_storage()): Use
1219         std::addressof instead of operator& to take address.
1220
1221 2016-09-02  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>
1222
1223         * acinclude.m4 (GLIBCXX_CONFIGURE_TESTSUITE): Check for presence of
1224         setrlimit on both native and cross targets.
1225         * configure: Regenerate.
1226
1227 2016-08-31  Jonathan Wakely  <jwakely@redhat.com>
1228
1229         * include/bits/shared_ptr.h (_Assignable): New alias template.
1230         (shared_ptr::operator=(const shared_ptr<_Tp1>&))
1231         (shared_ptr::operator=(shared_ptr<_Tp1>&&))
1232         (shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with
1233         _Assignable.
1234         * include/bits/shared_ptr_base.h (_Assignable): New alias template.
1235         (__shared_ptr::operator=(const __shared_ptr<_Tp1>&))
1236         (__shared_ptr::operator=(__shared_ptr<_Tp1>&&))
1237         (__shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with
1238         _Assignable.
1239         (__shared_ptr::reset(_Tp1*), __shared_ptr::reset(_Tp1*, _Deleter))
1240         (__shared_ptr::reset(_Tp1*, _Deleter, _Alloc)): Constrain with
1241         _Convertible.
1242         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Change dg-error to
1243         match on any line.
1244         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
1245         * testsuite/20_util/shared_ptr/assign/sfinae.cc: New test.
1246         * testsuite/20_util/shared_ptr/assign/shared_ptr_neg.cc: Update
1247         expected errors. Remove unnecessary code.
1248         * testsuite/20_util/shared_ptr/modifiers/reset_sfinae.cc: New test.
1249
1250         * include/bits/stl_tree.h (_Rb_tree::operator=(_Rb_tree&&)): Move
1251         comparison object.
1252         * testsuite/23_containers/set/move_comparison.cc: New test.
1253
1254         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
1255         New test.
1256
1257 2016-08-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
1258
1259         PR libstdc++/77395
1260         * include/std/type_traits (is_constructible): Forward-declare...
1261         (__is_base_to_derived_ref): ...and use here.
1262         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
1263         * testsuite/20_util/is_constructible/77395.cc: New.
1264         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust.
1265         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
1266         Likewise.
1267         * testsuite/20_util/tuple/77395.cc: New.
1268
1269 2016-08-30  Uros Bizjak  <ubizjak@gmail.com>
1270
1271         * testsuite/22_locale/time_get/get/char/2.cc: Move dg-do run
1272         directive above dg-require-namedlocale directive.
1273         * testsuite/22_locale/time_get/get/wchar_t/2.cc: Ditto.
1274         * testsuite/27_io/manipulators/extended/get_time/char/2.cc: Ditto.
1275         * testsuite/27_io/manipulators/extended/get_time/wchar_t/2.cc: Ditto.
1276         * testsuite/27_io/manipulators/extended/put_time/char/2.cc: Ditto.
1277         * testsuite/27_io/manipulators/extended/put_time/wchar_t/2.cc: Ditto.
1278
1279 2016-08-27  Tim Shen  <timshen@google.com>
1280
1281         PR libstdc++/77356
1282         * include/bits/regex_compiler.tcc(_M_insert_bracket_matcher,
1283         _M_expression_term): Modify to support dash literal.
1284         * include/bits/regex_scanner.h: Add dash as a token type to make
1285         a different from the mandated dash literal by escaping.
1286         * include/bits/regex_scanner.tcc(_M_scan_in_bracket): Emit dash
1287         token in bracket expression parsing.
1288         * testsuite/28_regex/regression.cc: Add new testcases.
1289
1290 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1291
1292         PR libstdc++/51960
1293         * doc/xml/manual/intro.xml: Document DR 2127 change.
1294         * doc/html/*: Regenerate.
1295         * include/bits/stl_raw_storage_iter.h (operator=(_Tp&&)): Add.
1296         (operator++(), operator++(int)): Use injected class name.
1297         * testsuite/20_util/raw_storage_iterator/dr2127.cc: New test.
1298
1299         * testsuite/*: Use { target c++11 } or { target c++14 } instead of
1300         using -std in dg-options.
1301
1302 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1303             Pedro Alves  <palves@redhat.com>
1304
1305         * testsuite/lib/gdb-test.exp (gdb-dg-runtest): Define wrapper to save
1306         and restore dg-interpreter-batch-mode.
1307         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Use
1308         gdb-dg-runtest instead of dg-runtest.
1309         * testsuite/libstdc++-xmethods/xmethods.exp: Likewise.
1310
1311 2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
1312
1313         * config/abi/pre/gnu.ver (GLIBCXX_3.4, GLIBCXX_3.4.21): Use more
1314         precise patterns for basic_string constructors.
1315         (GLIBCXX_3.4.23): Export new constructors.
1316         * doc/xml/manual/intro.xml: Document LWG 2583 status.
1317         * doc/html/*: Regenerate.
1318         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
1319         (basic_string(const basic_string&, size_type, const Alloc&)): Add
1320         new constructor for LWG 2583.
1321         (basic_string(const basic_string&, size_type, size_type)): Remove
1322         default argument.
1323         [!_GLIBCXX_USE_CXX11_ABI]: Likewise.
1324         * include/bits/basic_string.tcc [!_GLIBCXX_USE_CXX11_ABI]: Define it.
1325         * testsuite/21_strings/basic_string/cons/char/8.cc: New test.
1326         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: New test.
1327
1328 2016-08-24  Aditya Kumar  <hiraditya@msn.com>
1329
1330         * include/bits/algorithmfwd.h: Remove trailing whitespace.
1331         * include/bits/shared_ptr_base.h: Likewise.
1332
1333 2016-08-23  Jonathan Wakely  <jwakely@redhat.com>
1334
1335         * include/debug/array (array): Add _GLIBCXX17_CONSTEXPR.
1336         * include/profile/array (array): Likewise.
1337         (array::swap): Fix exception specification for zero-sized arrays.
1338
1339         PR libstdc++/77334
1340         * include/bits/stl_tree.h (_Rb_tree::_M_move_assign): New functions.
1341         (_Rb_tree::operator=(_Rb_tree&&)): Dispatch to _M_move_assign.
1342         * testsuite/23_containers/map/77334.cc: New test.
1343
1344         * doc/xml/manual/using.xml: Remove reference to -pthreads option.
1345         * doc/html/*: Regenerate.
1346
1347         * testsuite/experimental/feat-cxx14.cc: Only preprocess, not compile.
1348         * testsuite/experimental/feat-lib-fund.cc: Likewise.
1349
1350         PR libstdc++/71771
1351         * include/bits/stl_iterator.h
1352         (operator-(reverse_iterator<Iter>, reverse_iterator<Iter>): Only
1353         define for C++98 mode.
1354         (operator-(move_iterator<Iter>, move_iterator<Iter>): Don't define.
1355         * testsuite/24_iterators/headers/iterator/synopsis.cc: Use
1356         -std=gnu++98.
1357         * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: New test.
1358         * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: New test.
1359         * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: New test.
1360         * testsuite/24_iterators/move_iterator/greedy_ops.cc: Don't test
1361         difference operator.
1362         * testsuite/24_iterators/reverse_iterator/greedy_ops.cc: Only test
1363         difference operator for C++98.
1364         * testsuite/24_iterators/reverse_iterator/71771.cc: New test.
1365
1366         * include/bits/c++config (_GLIBCXX17_CONSTEXPR): Define.
1367         * include/bits/range_access.h (begin, end, rbegin, rend, crbegin)
1368         (crend): Add _GLIBCXX17_CONSTEXPR as per P0031R0.
1369         * include/bits/stl_iterator.h (reverse_iterator, move_iterator)
1370         (__make_reverse_iterator, make_reverse_iterator, make_move_iterator):
1371         Likewise.
1372         * include/bits/stl_iterator_base_funcs.h (__distance, __advance): Add
1373         _GLIBCXX14_CONSTEXPR.
1374         (distance, advance, next, prev): Add _GLIBCXX17_CONSTEXPR.
1375         * include/std/array (array::begin, array::end, array::rbegin)
1376         (array::rend, array::cbegin, array:cend, array::crbegin)
1377         (array::crend, array::operator[], array::at, array::front)
1378         (array::back, array::data): Likewise.
1379         * testsuite/24_iterators/headers/iterator/range_access.cc: Replace
1380         with separate tests for C++11, C++14, and C++17.
1381         * testsuite/24_iterators/headers/iterator/range_access_c++11.cc: New.
1382         * testsuite/24_iterators/headers/iterator/range_access_c++14.cc: New.
1383         * testsuite/24_iterators/headers/iterator/range_access_c++17.cc: New.
1384
1385 2016-08-22  Tim Shen  <timshen@google.com>
1386
1387         Split _M_dfs() into smaller functions.
1388         * regex_executor.h(_M_handle_repeat, _M_handle_subexpr_begin)
1389         (_M_handle_subexpr_end, _M_handle_line_begin_assertion)
1390         (_M_handle_line_end_assertion, _M_handle_word_boundary)
1391         (_M_handle_subexpr_lookahead, _M_handle_match)
1392         (_M_handle_backref, _M_handle_accept, _M_handle_alternative):
1393         Add separate function declarations.
1394         * regex_executor.tcc: Split _M_dfs() into multiple handler functions.
1395
1396 2016-08-22  Gleb Natapov  <gleb@scylladb.com>
1397
1398         PR libstdc++/68297
1399         * config/abi/pre/gnu-versioned-namespace.ver: Export
1400         __cxa_init_primary_exception and std::exception_ptr(void*).
1401         * config/abi/pre/gnu.ver (CXXABI_1.3.11) : Add new symbol version and
1402         export __cxa_init_primary_exception and std::exception_ptr(void*).
1403         * include/Makefile.am: Add new headers.
1404         * include/Makefile.in: Regenerate.
1405         * libsupc++/Makefile.am: Add new headers.
1406         * libsupc++/Makefile.in: Regenerate.
1407         * libsupc++/cxxabi.h (__cxa_allocate_exception): Move to ...
1408         * libsupc++/cxxabi_init_exception.h: New header.
1409         (__cxa_init_primary_exception): Declare.
1410         * libsupc++/eh_throw.cc (__cxa_init_primary_exception): Define.
1411         (__cxa_throw): Use __cxa_init_primary_exception.
1412         * libsupc++/exception (std::exception): Move to ...
1413         * libsupc++/exception.h: New header.
1414         * libsupc++/exception_ptr.h (__exception_ptr::exception_ptr): Add
1415         friend declaration.
1416         (__exception_ptr::__dest_thunk): New function template.
1417         (std::make_exception_ptr) [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]:
1418         Use __cxa_allocate_exception and __cxa_init_primary_exception to
1419         create exception_ptr.
1420         * libsupc++/typeinfo: Include bits/exception.h instead of exception.
1421         * testsuite/util/testsuite_abi.cc: Add CXXABI_1.3.11 version.
1422
1423 2016-08-22  Jonathan Wakely  <jwakely@redhat.com>
1424
1425         * doc/xml/api.xml: Replace hardcoded links for specific versions with
1426         link to docs for all releases.
1427         * doc/html/*: Regenerate.
1428
1429         PR libstdc++/77322
1430         * doc/xml/manual/intro.xml: Document DR 2062 change.
1431         * include/std/functional (function::swap): Add noexcept.
1432         (swap(function<Res(Args...)&, function<Res(Args...)&)): Likewise.
1433         * testsuite/20_util/function/77322.cc: New test.
1434
1435 2016-08-19  Jonathan Wakely  <jwakely@redhat.com>
1436
1437         * testsuite/21_strings/basic_string/pthread18185.cc: Use -pthread for
1438         *-*-solaris* instead of -pthreads.
1439         * testsuite/21_strings/basic_string/pthread4.cc : Likewise.
1440         * testsuite/22_locale/locale/cons/12658_thread-1.cc: Likewise.
1441         * testsuite/22_locale/locale/cons/12658_thread-2.cc: Likewise.
1442         * testsuite/23_containers/list/pthread1.cc: Likewise.
1443         * testsuite/23_containers/list/pthread5.cc: Likewise.
1444         * testsuite/23_containers/map/pthread6.cc: Likewise.
1445         * testsuite/27_io/basic_ofstream/pthread2.cc: Likewise.
1446         * testsuite/27_io/basic_ostringstream/pthread3.cc: Likewise.
1447         * testsuite/30_threads/shared_mutex/*: Likewise.
1448         * testsuite/ext/rope/pthread7-rope.cc: Likewise.
1449         * testsuite/tr1/2_general_utilities/shared_ptr/thread/
1450         default_weaktoshared.cc: Likewise.
1451         * testsuite/tr1/2_general_utilities/shared_ptr/thread/
1452         mutex_weaktoshared.cc: Likewise.
1453         * testsuite/20_util/shared_ptr/atomic/3.cc: Likewise. Use
1454         dg-require-effective-target instead of using -std option.
1455         * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc:
1456         Likewise.
1457         * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.
1458         * testsuite/23_containers/vector/debug/multithreaded_swap.cc:
1459         Likewise.
1460         * testsuite/30_threads/async/*: Likewise.
1461         * testsuite/30_threads/call_once/*: Likewise.
1462         * testsuite/30_threads/condition_variable/*: Likewise.
1463         * testsuite/30_threads/condition_variable_any/*: Likewise.
1464         * testsuite/30_threads/future/*: Likewise.
1465         * testsuite/30_threads/lock/*: Likewise.
1466         * testsuite/30_threads/mutex/*: Likewise.
1467         * testsuite/30_threads/packaged_task/*: Likewise.
1468         * testsuite/30_threads/promise/*: Likewise.
1469         * testsuite/30_threads/recursive_mutex/*: Likewise.
1470         * testsuite/30_threads/recursive_timed_mutex/*: Likewise.
1471         * testsuite/30_threads/shared_future/*: Likewise.
1472         * testsuite/30_threads/shared_lock/*: Likewise.
1473         * testsuite/30_threads/shared_timed_mutex/*: Likewise.
1474         * testsuite/30_threads/this_thread/*: Likewise.
1475         * testsuite/30_threads/thread/*: Likewise.
1476         * testsuite/30_threads/timed_mutex/*: Likewise.
1477         * testsuite/30_threads/try_lock/*: Likewise.
1478         * testsuite/30_threads/unique_lock/*: Likewise.
1479
1480         * doc/xml/manual/status_cxx2017.xml: Update status of not_fn.
1481         * doc/html/*: Regenerate.
1482         * include/experimental/functional (_Not_fn, not_fn): Match C++17
1483         semantics.
1484         * include/std/functional (_Not_fn, not_fn): Define for C++17.
1485         * testsuite/20_util/not_fn/1.cc: New.
1486         * testsuite/experimental/functional/not_fn.cc: Test abstract class.
1487         Remove test for volatile-qualified wrapper.
1488
1489         * include/std/atomic (atomic::is_always_lock_free): Define.
1490         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
1491         * testsuite/29_atomics/atomic/is_always_lock_free.cc: New.
1492         * testsuite/29_atomics/atomic_integral/is_always_lock_free.cc: New.
1493         * doc/xml/manual/status_cxx2017.xml: Update status.
1494         * doc/html/*: Regenerate.
1495
1496         * include/experimental/tuple (apply): Qualify call to __apply_impl.
1497         * include/std/tuple (apply): Likewise.
1498         * testsuite/experimental/system_error/value.cc: Fix ambiguities in
1499         C++17 mode.
1500         * testsuite/experimental/tuple/tuple_size.cc: Likewise.
1501         * testsuite/experimental/type_traits/value.cc: Likewise.
1502
1503         * doc/xml/manual/status_cxx2017.xml: Update status of make_from_tuple
1504         and variant.
1505         * doc/html/*: Regenerate.
1506
1507 2016-08-18  Ville Voutilainen  <ville.voutilainen@gmail.com>
1508
1509         Implement the latest proposed resolution of LWG 2756.
1510         * include/std/optional (Optional_base(const _Tp&))
1511         (Optional_base(_Tp&&), using _Base::_Base): Remove.
1512         (optional(nullopt_t)): New.
1513         (optional(_Up&&)): Invoke base directly with in_place
1514         rather than creating a temporary, add default template
1515         argument, change constraints.
1516         (optional(const optional<_Up>&)): Invoke base directly
1517         with in_place, remove unnecessary constraints.
1518         (optional(optional<_Up>&& __t)): Likewise.
1519         (optional(in_place_t, _Args&&...)): New.
1520         (optional(in_place_t, initializer_list<_Up>, _Args&&...)): Likewise.
1521         (operator=(_Up&&)): Add default template argument, change constraints.
1522         (operator=(const optional<_Up>&)): Put is_same first in the
1523         constraints.
1524         (operator=(optional<_Up>&&)): Likewise.
1525         * testsuite/20_util/optional/assignment/5.cc: Add a test to
1526         verify assignment from something that can't be perfect-forwarded.
1527         * testsuite/20_util/optional/cons/value.cc: Add tests to verify
1528         that a nested optional is disengaged when constructed
1529         from a disengaged element type, and to verify that assignments
1530         from an engaged element type engage the optional.
1531
1532 2016-08-18  Tim Shen  <timshen@google.com>
1533
1534         Implement <variant>
1535
1536         * include/Makefile.am: Add new file std/variant.
1537         * include/Makefile.in: Generated from Makefile.am.
1538         * include/bits/enable_special_members.h: Add a tag type to allow
1539         the construction in non-default constructor.
1540         * include/bits/uses_allocator.h: Add convenience traits to
1541         detect constructibility.
1542         * include/std/variant: Implement <variant>.
1543         * testsuite/20_util/variant/compile.cc: Compile-time tests.
1544         * testsuite/20_util/variant/run.cc: Runtime tests.
1545
1546 2016-08-18  Jonathan Wakely  <jwakely@redhat.com>
1547
1548         * doc/xml/manual/test.xml (test.run.permutations): Expand section.
1549         (test.new_tests): Rewrite section.
1550         (tests.dg.directives): New section.
1551         * doc/html/*: Regenerate.
1552
1553         * doc/xml/manual/test.xml: Improve documentation of test targets.
1554         Document new-abi-baseline, check-debug, and check-parallel targets.
1555
1556         * doc/xml/manual/build_hacking.xml: New section on shared library
1557         versioning.
1558
1559         * doc/xml/manual/build_hacking.xml: Improve markup.
1560         * doc/xml/manual/test.xml: Likewise. Change section title from "Test"
1561         to "Testing".
1562         * doc/xml/faq.xml: Change link text to "Testing".
1563
1564         * testsuite/tr1/3_function_objects/function/10.cc: Remove unintended
1565         dg-options directive.
1566
1567 2016-08-17  Jonathan Wakely  <jwakely@redhat.com>
1568
1569         * testsuite/20_util/reference_wrapper/invoke-2.cc: Fix invalid dg-do
1570         directive and use effective target instead of dg-options.
1571
1572         * testsuite/20_util/hash/chi2_q_bit_flip_set.cc: Use effective target
1573         instead of -std in dg-options.
1574         * testsuite/20_util/hash/chi2_q_bit_string_set.cc: Likewise.
1575         * testsuite/20_util/hash/chi2_q_numeric_pattern_set.cc: Likewise.
1576         * testsuite/20_util/hash/chi2_q_uniform_random.cc: Likewise.
1577         * testsuite/20_util/hash/quality.cc: Likewise.
1578         * testsuite/25_algorithms/heap/moveable.cc: Likewise.
1579         * testsuite/25_algorithms/heap/moveable2.cc: Likewise.
1580         * testsuite/25_algorithms/nth_element/random_test.cc: Likewise.
1581         * testsuite/25_algorithms/partial_sort/random_test.cc: Likewise.
1582         * testsuite/25_algorithms/partial_sort_copy/random_test.cc: Likewise.
1583         * testsuite/25_algorithms/sort/random_test.cc: Likewise.
1584
1585         * testsuite/20_util/tuple/67844.cc: Require c++11 effective target.
1586         * testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Likewise.
1587         * testsuite/27_io/rvalue_streams.cc: Likewise.
1588
1589         * testsuite/26_numerics/complex/literals/types.cc: Add comment.
1590
1591         * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
1592         Remove duplicate dg-options directive.
1593
1594         * testsuite/ext/profile/all.cc: Use effective target instead of
1595         -std=gnu++11. Use dg-additional-options instead of repeating options.
1596
1597         * testsuite/20_util/bind/ref_neg.cc: Use effective target instead of
1598         -std=gnu++11. Add -fno-show-columns to dg-options. Use dg-prune-output
1599         instead of dg-excess-errors.
1600
1601         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Disable
1602         test for C++17.
1603         * testsuite/experimental/chrono/value.cc: Avoid ambiguities in C++17.
1604         * testsuite/experimental/ratio/value.cc: Likewise.
1605         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Disable test for
1606         C++17.
1607         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
1608         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
1609         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
1610         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
1611         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
1612         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
1613         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
1614         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
1615         * testsuite/tr1/5_numerical_facilities/special_functions/
1616         10_cyl_bessel_k/airy.cc: Adjust namespace of __detail::__airy for
1617         C++17 compatibility.
1618
1619         * testsuite/24_iterators/headers/iterator/range_access.cc: Adjust
1620         expected signatures for C++14 compatibility.
1621
1622         PR libstdc++/77264
1623         * include/bits/basic_string.h (operator=(__sv_type)
1624         (append(__sv_type), assign(__sv_type), insert(size_type, __sv_type))
1625         (replace(size_type, size_type, __sv_type))
1626         (replace(const_iterator, const_iterator, __sv_type))
1627         (find(__sv_type, size_type), rfind(__sv_type, size_type))
1628         (compare(size_type, size_type, __sv_type)): Reformat.
1629         (_If_sv): Define helper for SFINAE constaints.
1630         (append(const _Tp&, size_type, size_type))
1631         (assign(const _Tp&, size_type, size_type))
1632         (insert(size_type, const _Tp&, size_type, size_type))
1633         (replace(size_type, size_type, const _Tp&, size_type, size_type)):
1634         Use _If_sv.
1635         * testsuite/21_strings/basic_string/modifiers/append/char/4.cc: Test
1636         SFINAE constraints.
1637         * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
1638         Likewise.
1639         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
1640         Likewise.
1641         * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
1642         Likewise.
1643         * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
1644         Likewise.
1645         * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
1646         Likewise.
1647         * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
1648         Likewise.
1649         * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
1650         Likewise.
1651         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
1652         Likewise.
1653         * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
1654         Likewise.
1655         * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
1656         Likewise.
1657
1658 2016-08-16  Jonathan Wakely  <jwakely@redhat.com>
1659
1660         PR libstdc++/72847
1661         * include/bits/stl_bvector.h (_Bvector_base::_M_deallocate): Zero
1662         pointers to start and end of storage.
1663         * testsuite/23_containers/vector/bool/72847.cc: New test.
1664         * include/bits/vector.tcc (vector<bool>::_M_reallocate): Only update
1665         _M_finish after deallocating.
1666         (vector<bool>::_M_fill_insert): Likewise.
1667         (vector<bool>::_M_insert_range): Likewise.
1668         (vector<bool>::_M_insert_aux): Likewise.
1669
1670 2016-08-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1671
1672         Implement LWG 2744 and LWG 2754.
1673         * include/std/any (any(ValueType&&)): Constrain with __is_in_place_type.
1674         (any(in_place_type_t<_ValueType>, _Args&&...)): Use _Decay.
1675         (any(in_place_type_t<_ValueType>, initializer_list<_Up>, _Args&&...)):
1676         Likewise.
1677         (emplace(_Args&&...)): Likewise.
1678         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
1679         * include/std/utility: (__is_in_place_type_impl): New.
1680         (__is_in_place_type): Likewise.
1681         * testsuite/20_util/any/assign/emplace.cc: Add tests for decaying
1682         emplace.
1683         * testsuite/20_util/any/cons/in_place.cc: Add tests for decaying
1684         in_place constructor.
1685         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
1686         * testsuite/20_util/any/requirements.cc: Add a test for
1687         in_place-constructing a non-default-constructible type.
1688
1689 2016-08-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
1690
1691         Add a feature macro for C++17 make_from_tuple.
1692         * include/std/tuple (__cpp_lib_make_from_tuple): New.
1693         (__make_from_tuple_impl(_Tuple&&, index_sequence<_Idx...>)):
1694         Qualify the call to get<>().
1695         * testsuite/20_util/tuple/make_from_tuple/1.cc: Adjust.
1696
1697 2016-08-15  Uros Bizjak  <ubizjak@gmail.com>
1698
1699         * src/filesystem/ops.cc: Always include ostream and
1700         ext/stdio_filebuf.h.
1701         (do_copy_file): Check if _GLIBCXX_USE_FCHMODAT is defined.
1702         [_GLIBCXX_USE_SENDFILE]: Fallback to read/write operations in case
1703         sendfile fails with ENOSYS or EINVAL.
1704
1705 2016-08-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1706
1707         PR libstdc++/72840
1708         * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Fix dg-error
1709         syntax.
1710
1711 2016-08-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1712
1713         Implement C++17 make_from_tuple.
1714         * include/std/tuple (__make_from_tuple_impl, make_from_tuple): New.
1715         * testsuite/20_util/tuple/make_from_tuple/1.cc: Likewise.
1716
1717 2016-08-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1718
1719         Implement LWG 2758.
1720         * include/bits/basic_string.h
1721         (append(__sv_type, size_type, size_type)): Turn into a template,
1722         change parameter type, constrain, add a conversion to __sv_type
1723         from the dependent parameter type.
1724         (assign(__sv_type, size_type, size_type)): Likewise.
1725         (insert(size_type, __sv_type, size_type, size_type)): Likewise.
1726         (replace(size_type, size_type, __sv_type, size_type, size_type)):
1727         Likewise.
1728         (compare(size_type, size_type,__sv_type, size_type, size_type)):
1729         Likewise.
1730         * testsuite/21_strings/basic_string/lwg2758.cc: New.
1731
1732 2016-08-06  Jonathan Wakely  <jwakely@redhat.com>
1733
1734         * doc/xml/manual/status_cxx2017.xml: Update status table.
1735         * doc/html/manual/status.html: Regenerate.
1736
1737         * testsuite/lib/libstdc++.exp: Fix typo in comment.
1738
1739         PR libstdc++/72820
1740         * include/std/functional (_Function_base::_Base_manager::_M_clone):
1741         Qualify new operator.
1742         * testsuite/20_util/function/cons/72820.cc: New test.
1743
1744         * doc/xml/manual/status_cxx2017.xml: Add missing LFTSv2 features.
1745         * doc/html/manual/status.html: Regenerate.
1746         * include/Makefile.am: Add new header.
1747         * include/Makefile.in: Regenerate.
1748         * include/bits/invoke.h: New header.
1749         (__invoke): Make constexpr. Add && to types in exception specification.
1750         * include/experimental/tuple (apply, __apply_impl): Fix non-reserved
1751         names. Include <bits/invoke.h> and use std::__invoke.
1752         * include/std/functional (__invfwd, __invoke_impl, __invoke): Move to
1753         new header.
1754         (invoke): Add && to types in exception specification.
1755         * include/std/tuple (apply, __apply_impl): Define for C++17.
1756         * testsuite/20_util/tuple/apply/1.cc: New test.
1757         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error
1758         lineno.
1759
1760 2016-08-05  Jonathan Wakely  <jwakely@redhat.com>
1761
1762         * doc/xml/manual/status_cxx2017.xml: Correct shared_from_this status.
1763         * doc/html/manual/status.html: Regenerate.
1764
1765         * include/std/chrono (floor, ceil, round, abs): New for C++17.
1766         * testsuite/20_util/duration_cast/rounding.cc: New test.
1767         * testsuite/20_util/time_point_cast/rounding.cc: New test.
1768         * doc/xml/manual/status_cxx2017.xml: Update status table.
1769         * doc/html/manual/status.html: Regenerate.
1770         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Adjust
1771         dg-error lineno.
1772         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1773         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1774         * testsuite/20_util/duration/literals/range.cc: Likewise.
1775
1776         * include/std/functional (__callable_functor): Remove.
1777         (_Function_handler::_M_invoke): Use __invoke instead of
1778         __callable_functor or mem_fn.
1779         (function::_Callable): Use lvalue in result_of expression.
1780         (function): Remove TODO comments about allocators.
1781         * testsuite/20_util/function/cons/refqual.cc: New test.
1782
1783 2016-08-04  Jonathan Wakely  <jwakely@redhat.com>
1784
1785         * doc/xml/manual/status_cxx2017.xml: Update status table.
1786         * include/std/functional (__inv_unwrap): Move to <type_traits>.
1787         (__invoke_impl): Remove exception specifications.
1788         (__invoke, invoke): Add exception specifications using
1789         __is_nothrow_callable.
1790         * include/std/type_traits (__inv_unwrap): Move from <functional>.
1791         (__is_callable_impl, __call_is_nt, __call_is_nothrow): New helpers.
1792         (__is_callable, __is_nothrow_callable): New traits.
1793         (is_callable, is_callable_v): New C++17 traits.
1794         (is_nothrow_callable, is_nothrow_callable_v): Likewise.
1795         * testsuite/20_util/is_callable/requirements/
1796         explicit_instantiation.cc: New test.
1797         * testsuite/20_util/is_callable/requirements/
1798         explicit_instantiation_ext.cc: New test.
1799         * testsuite/20_util/is_callable/requirements/typedefs.cc: New test.
1800         * testsuite/20_util/is_callable/requirements/typedefs_ext.cc: New
1801         test.
1802         * testsuite/20_util/is_callable/value.cc: New test.
1803         * testsuite/20_util/is_callable/value_ext.cc: New test.
1804         * testsuite/20_util/is_nothrow_callable/requirements/
1805         explicit_instantiation.cc: New test.
1806         * testsuite/20_util/is_nothrow_callable/requirements/
1807         explicit_instantiation_ext.cc: New test.
1808         * testsuite/20_util/is_nothrow_callable/requirements/typedefs.cc:
1809         New test.
1810         * testsuite/20_util/is_nothrow_callable/requirements/typedefs_ext.cc:
1811         New test.
1812         * testsuite/20_util/is_nothrow_callable/value.cc: New test.
1813         * testsuite/20_util/is_nothrow_callable/value_ext.cc: New test.
1814
1815         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
1816         * doc/html/manual/status.html: Regenerate.
1817
1818         * testsuite/20_util/enable_shared_from_this/members/reinit.cc: Use
1819         effective target not dg-options. Move check for feature-test macro to:
1820         * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
1821         New test.
1822
1823         * include/std/functional (_Unwrap): Rename to __inv_unwrap.
1824         (__invfwd): Adjust.
1825         (__invoke_impl): Remove unused template parameters.
1826         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
1827         parameter.
1828         * testsuite/20_util/function_objects/invoke/ref_ext.cc: Copy 59768.cc
1829         and test __invoke extension for C++11.
1830
1831 2016-08-03  Jonathan Wakely  <jwakely@redhat.com>
1832
1833         * include/bits/shared_ptr_base.h (__cpp_lib_enable_shared_from_this):
1834         Define feature-test macro.
1835         * testsuite/20_util/enable_shared_from_this/members/reinit.cc: Test
1836         for the macro.
1837
1838         * include/bits/shared_ptr.h (shared_ptr::weak_type): Define.
1839         * include/bits/shared_ptr_base.h (__shared_ptr::weak_type): Define.
1840         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error.
1841         * testsuite/20_util/shared_ptr/requirements/weak_type.cc: New test.
1842         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
1843
1844         * include/std/utility (as_const): Define.
1845         * testsuite/20_util/as_const/1.cc: New test.
1846         * testsuite/20_util/as_const/rvalue_neg.cc: New test.
1847
1848         * include/bits/shared_ptr.h (owner_less): Add default template
1849         argument.
1850         * include/bits/shared_ptr_base.h (_Sp_owner_less<void, void>): Define
1851         specialization.
1852         (owner_less<void>): Define specialization.
1853         * include/bits/stl_function.h (__cpp_lib_transparent_operators):
1854         Update value.
1855         * testsuite/20_util/owner_less/void.cc: New test.
1856         * testsuite/experimental/feat-cxx14.cc: Update macro value tested.
1857
1858         * include/bits/allocator.h (__cpp_lib_incomplete_container_elements):
1859         Define feature-test macro.
1860         * include/bits/range_access.h (__cpp_lib_array_constexpr): Likewise.
1861         * include/std/shared_mutex (__cpp_lib_shared_mutex): Uncomment.
1862         * include/std/type_traits (__cpp_lib_logical_traits): Fix value.
1863         (__cpp_lib_type_trait_variable_templates): Define.
1864
1865         * include/bits/stl_function.h: Remove commented-out macro.
1866         * include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
1867         Define feature-test macro.
1868         * testsuite/experimental/feat-cxx14.cc: Add tests for more macros.
1869
1870         * include/bits/c++config (_GLIBCXX_USE_STD_SPEC_FUNCS): Define for
1871         C++17, or for C++11/C++14 when __STDCPP_WANT_MATH_SPEC_FUNCS__ is
1872         true.
1873         * include/bits/specfun.h [!__STDCPP_WANT_MATH_SPEC_FUNCS__]: Don't
1874         do #error for C++17.
1875         * include/c_global/cmath: Check _GLIBCXX_USE_STD_SPEC_FUNCS instead
1876         of __STDCPP_WANT_MATH_SPEC_FUNCS__.
1877         * include/tr1/bessel_function.tcc: Likewise.
1878         * include/tr1/beta_function.tcc: Likewise.
1879         * include/tr1/cmath: Likewise.
1880         * include/tr1/ell_integral.tcc: Likewise.
1881         * include/tr1/exp_integral.tcc: Likewise.
1882         * include/tr1/gamma.tcc: Likewise.
1883         * include/tr1/hypergeometric.tcc: Likewise.
1884         * include/tr1/legendre_function.tcc: Likewise.
1885         * include/tr1/modified_bessel_func.tcc: Likewise.
1886         * include/tr1/poly_hermite.tcc: Likewise.
1887         * include/tr1/poly_laguerre.tcc: Likewise.
1888         * include/tr1/riemann_zeta.tcc: Likewise.
1889         * include/tr1/special_function_util.h: Likewise.
1890         * testsuite/26_numerics/headers/cmath/functions_std_c++17.cc: New.
1891
1892         * include/std/type_traits (has_trivial_default_constructor): Remove.
1893         (has_trivial_copy_constructor, has_trivial_copy_assign): Likewise.
1894         * testsuite/20_util/has_trivial_copy_assign/requirements/
1895         explicit_instantiation.cc: Remove test.
1896         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
1897         line number.
1898         * testsuite/20_util/has_trivial_copy_assign/requirements/typedefs.cc:
1899         Likewise.
1900         * testsuite/20_util/has_trivial_copy_assign/value.cc: Likewise.
1901         * testsuite/20_util/has_trivial_copy_constructor/requirements/
1902         explicit_instantiation.cc: Likewise.
1903         * testsuite/20_util/has_trivial_copy_constructor/requirements/
1904         typedefs.cc: Likewise.
1905         * testsuite/20_util/has_trivial_copy_constructor/value.cc: Likewise.
1906         * testsuite/20_util/has_trivial_default_constructor/requirements/
1907         explicit_instantiation.cc: Likewise.
1908         * testsuite/20_util/has_trivial_default_constructor/requirements/
1909         typedefs.cc: Likewise.
1910         * testsuite/20_util/has_trivial_default_constructor/value.cc:
1911         Likewise.
1912         * testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
1913         Check has_trivial_default_constructor, has_trivial_copy_constructor,
1914         and has_trivial_copy_assign are not defined.
1915         * testsuite/20_util/pair/requirements/dr801.cc: Remove commented out
1916         tests.
1917         * testsuite/20_util/tuple/requirements/dr801.cc: Likewise.
1918         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
1919         dg-error line number.
1920         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
1921         Likewise.
1922
1923 2016-08-02  Jonathan Wakely  <jwakely@redhat.com>
1924
1925         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
1926         Remove reundant check for _GLIBCXX_USE_WCHAR_T and fix char type.
1927         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1928         Likewise.
1929         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
1930         Likewise.
1931         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
1932         Likewise.
1933         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
1934         Likewise.
1935         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
1936         Likewise.
1937         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
1938         Likewise.
1939
1940         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Improve
1941         comments.
1942
1943         * testsuite/19_diagnostics/error_code/operators/bool_neg.cc: Move
1944         dg-error to relevant line.
1945         * testsuite/19_diagnostics/error_condition/operators/bool_neg.cc:
1946         Likewise.
1947         * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Likewise.
1948
1949         * scripts/testsuite_flags.in: Add -fno-show-column to cxxflags.
1950
1951         * testsuite/18_support/bad_exception/23591_thread-1.c: Skip test if
1952         options are present that aren't valid for C.
1953         * testsuite/abi/header_cxxabi.c: Likewise.
1954
1955         * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/
1956         check_value.cc: Do not add special functions to namespace std in TR1
1957         test.
1958
1959         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Only
1960         run for C++11 and later.
1961         * testsuite/ext/special_functions/conf_hyperg/check_value.cc:
1962         Likewise.
1963         * testsuite/ext/special_functions/conf_hyperg/compile.cc: Likewise.
1964         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
1965         * testsuite/ext/special_functions/hyperg/check_value.cc: Likewise.
1966         * testsuite/ext/special_functions/hyperg/compile.cc: Likewise.
1967         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
1968         Likewise.
1969         * testsuite/special_functions/01_assoc_laguerre/check_value.cc:
1970         Likewise.
1971         * testsuite/special_functions/01_assoc_laguerre/compile.cc: Likewise.
1972         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc:
1973         Likewise.
1974         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
1975         Likewise.
1976         * testsuite/special_functions/02_assoc_legendre/check_value.cc:
1977         Likewise.
1978         * testsuite/special_functions/02_assoc_legendre/compile.cc: Likewise.
1979         * testsuite/special_functions/02_assoc_legendre/compile_2.cc:
1980         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
1981         * testsuite/special_functions/03_beta/check_value.cc: Likewise.
1982         * testsuite/special_functions/03_beta/compile.cc: Likewise.
1983         * testsuite/special_functions/03_beta/compile_2.cc: Likewise.
1984         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc: Likewise.
1985         * testsuite/special_functions/04_comp_ellint_1/check_value.cc:
1986         Likewise.
1987         * testsuite/special_functions/04_comp_ellint_1/compile.cc: Likewise.
1988         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Likewise.
1989         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc: Likewise.
1990         * testsuite/special_functions/05_comp_ellint_2/check_value.cc:
1991         Likewise.
1992         * testsuite/special_functions/05_comp_ellint_2/compile.cc: Likewise.
1993         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Likewise.
1994         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc: Likewise.
1995         * testsuite/special_functions/06_comp_ellint_3/check_value.cc:
1996         Likewise.
1997         * testsuite/special_functions/06_comp_ellint_3/compile.cc: Likewise.
1998         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Likewise.
1999         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: Likewise.
2000         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc:
2001         Likewise.
2002         * testsuite/special_functions/07_cyl_bessel_i/compile.cc: Likewise.
2003         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Likewise.
2004         * testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: Likewise.
2005         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: Likewise.
2006         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc:
2007         Likewise.
2008         * testsuite/special_functions/08_cyl_bessel_j/compile.cc: Likewise.
2009         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Likewise.
2010         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: Likewise.
2011         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc:
2012         Likewise.
2013         * testsuite/special_functions/09_cyl_bessel_k/compile.cc: Likewise.
2014         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Likewise.
2015         * testsuite/special_functions/10_cyl_neumann/check_nan.cc: Likewise.
2016         * testsuite/special_functions/10_cyl_neumann/check_value.cc: Likewise.
2017         * testsuite/special_functions/10_cyl_neumann/compile.cc: Likewise.
2018         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: Likewise.
2019         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
2020         * testsuite/special_functions/11_ellint_1/check_value.cc: Likewise.
2021         * testsuite/special_functions/11_ellint_1/compile.cc: Likewise.
2022         * testsuite/special_functions/11_ellint_1/compile_2.cc: Likewise.
2023         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
2024         * testsuite/special_functions/12_ellint_2/check_value.cc: Likewise.
2025         * testsuite/special_functions/12_ellint_2/compile.cc: Likewise.
2026         * testsuite/special_functions/12_ellint_2/compile_2.cc: Likewise.
2027         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
2028         * testsuite/special_functions/13_ellint_3/check_value.cc: Likewise.
2029         * testsuite/special_functions/13_ellint_3/compile.cc: Likewise.
2030         * testsuite/special_functions/13_ellint_3/compile_2.cc: Likewise.
2031         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
2032         * testsuite/special_functions/14_expint/check_value.cc: Likewise.
2033         * testsuite/special_functions/14_expint/compile.cc: Likewise.
2034         * testsuite/special_functions/14_expint/compile_2.cc: Likewise.
2035         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
2036         * testsuite/special_functions/15_hermite/check_value.cc: Likewise.
2037         * testsuite/special_functions/15_hermite/compile.cc: Likewise.
2038         * testsuite/special_functions/15_hermite/compile_2.cc: Likewise.
2039         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
2040         * testsuite/special_functions/16_laguerre/check_value.cc: Likewise.
2041         * testsuite/special_functions/16_laguerre/compile.cc: Likewise.
2042         * testsuite/special_functions/16_laguerre/compile_2.cc: Likewise.
2043         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
2044         * testsuite/special_functions/17_legendre/check_value.cc: Likewise.
2045         * testsuite/special_functions/17_legendre/compile.cc: Likewise.
2046         * testsuite/special_functions/17_legendre/compile_2.cc: Likewise.
2047         * testsuite/special_functions/18_riemann_zeta/check_nan.cc: Likewise.
2048         * testsuite/special_functions/18_riemann_zeta/check_value.cc:
2049         Likewise.
2050         * testsuite/special_functions/18_riemann_zeta/compile.cc: Likewise.
2051         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: Likewise.
2052         * testsuite/special_functions/19_sph_bessel/check_nan.cc: Likewise.
2053         * testsuite/special_functions/19_sph_bessel/check_value.cc: Likewise.
2054         * testsuite/special_functions/19_sph_bessel/compile.cc: Likewise.
2055         * testsuite/special_functions/19_sph_bessel/compile_2.cc: Likewise.
2056         * testsuite/special_functions/20_sph_legendre/check_nan.cc: Likewise.
2057         * testsuite/special_functions/20_sph_legendre/check_value.cc:
2058         Likewise.
2059         * testsuite/special_functions/20_sph_legendre/compile.cc: Likewise.
2060         * testsuite/special_functions/20_sph_legendre/compile_2.cc: Likewise.
2061         * testsuite/special_functions/21_sph_neumann/check_nan.cc: Likewise.
2062         * testsuite/special_functions/21_sph_neumann/check_value.cc: Likewise.
2063         * testsuite/special_functions/21_sph_neumann/compile.cc: Likewise.
2064         * testsuite/special_functions/21_sph_neumann/compile_2.cc: Likewise.
2065
2066         * testsuite/tr1/5_numerical_facilities/special_functions/
2067         08_cyl_bessel_i/check_value.cc: Use __attribute__((unused)) instead
2068         of [[gnu::unused]].
2069         * testsuite/tr1/5_numerical_facilities/special_functions/
2070         09_cyl_bessel_j/check_value.cc: Likewise.
2071         * testsuite/tr1/5_numerical_facilities/special_functions/
2072         10_cyl_bessel_k/check_value.cc: Likewise.
2073         * testsuite/tr1/5_numerical_facilities/special_functions/
2074         11_cyl_neumann/check_value.cc: Likewise.
2075         * testsuite/tr1/5_numerical_facilities/special_functions/
2076         21_sph_bessel/check_value.cc: Likewise.
2077         * testsuite/tr1/5_numerical_facilities/special_functions/
2078         23_sph_neumann/check_value.cc: Likewise.
2079
2080 2016-08-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2081
2082         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
2083         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
2084         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
2085         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
2086         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
2087         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
2088
2089 2016-08-02  Jonathan Wakely  <jwakely@redhat.com>
2090
2091         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Skip
2092         test if -flto used.
2093
2094         * testsuite/lib/libstdc++.exp (v3-build_support): Add -fno-lto to
2095         additional flags for compiling libtestc++.a objects.
2096
2097 2016-08-01  Jonathan Wakely  <jwakely@redhat.com>
2098
2099         * include/bits/basic_string.h (data() const): Update comment.
2100         (data()): Add non-const overload for C++17.
2101         * testsuite/21_strings/basic_string/operations/data/char/2.cc: New.
2102         * testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc: New.
2103
2104         * include/bits/basic_string.tcc: Disable explicit instantiation
2105         declarations for C++17.
2106
2107         * testsuite/23_containers/unordered_map/requirements/53339.cc: Remove
2108         ignored "xfail" from { dg-do compile { xfail selector } } directive.
2109         * testsuite/23_containers/unordered_multimap/requirements/53339.cc:
2110         Likewise.
2111         * testsuite/26_numerics/headers/cmath/
2112         c99_classification_macros_c++11.cc: Likewise.
2113         * testsuite/26_numerics/headers/cmath/
2114         c99_classification_macros_c++98.cc: Likewise.
2115         * testsuite/26_numerics/headers/cmath/
2116         c99_classification_macros_c.cc: Likewise.
2117
2118         * testsuite/backward/hash_set/check_construct_destroy.cc: Account
2119         for different construct/destroy counts in C++98 mode.
2120
2121         * testsuite/17_intro/freestanding.cc: Remove "-x c" from dg-options.
2122
2123         * testsuite/20_util/tuple/cons/66338.cc: Limit test to C++11 and
2124         later.
2125         * testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc:
2126         Likewise.
2127
2128         * testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Use
2129         C++98-compatible initialization for array.
2130
2131         * testsuite/20_util/shared_ptr/assign/auto_ptr_rvalue.cc: Remove
2132         unused header and variable from compile-only test.
2133         * testsuite/20_util/shared_ptr/assign/unique_ptr_rvalue.cc: Likewise.
2134         * testsuite/28_regex/basic_regex/assign/char/cstring.cc: Likewise.
2135         * testsuite/28_regex/basic_regex/ctors/string_wchar_t.cc: Likewise.
2136         * testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
2137         Likewise.
2138
2139         * testsuite/experimental/string_view/operations/rfind/char/2.cc:
2140         Remove duplicate dg-options directive.
2141
2142         * testsuite/20_util/specialized_algorithms/uninitialized_copy/
2143         808590.cc: Use -std=gnu++98 instead of -std=gnu++03.
2144
2145         * testsuite/20_util/make_signed/requirements/typedefs-2.cc: Remove
2146         linker options from compile-only tests.
2147         * testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
2148         Likewise.
2149
2150         * testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Make test
2151         supported for C++11 and later.
2152         * testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
2153         * testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.
2154
2155 2016-08-01  Uros Bizjak  <ubizjak@gmail.com>
2156
2157         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
2158
2159 2016-07-31  Jonathan Wakely  <jwakely@redhat.com>
2160
2161         * testsuite/20_util/conditional/requirements/typedefs.cc: Change to
2162         compile-only test.
2163
2164         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
2165         Ensure test is compiled with optimization.
2166
2167         * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
2168         Adjust dg-prune-output pattern for error in C++98 mode.
2169
2170         * testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Only
2171         run for C++11 or later.
2172
2173         * testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Fix
2174         test to not rely on GNU extension (escaped normal characters in POSIX
2175         BRE). Enable tests for other strings which are now supported.
2176
2177         * testsuite/20_util/pair/astuple/get_neg.cc: Use effective-target
2178         c++11 instead of setting -std=gnu++14.
2179
2180         PR libstdc++/72745
2181         * include/std/array (get): Use positive message for static assertions.
2182         * include/std/functional (_Safe_tuple_element_t): Fix indentation.
2183         * include/std/tuple (tuple_element<I, tuple<>>): Add partial
2184         specialization for invalid indices, with static assertion.
2185         * testsuite/20_util/tuple/element_access/get_neg.cc: New test.
2186
2187         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Move
2188         dg-error to relevant line.
2189         * testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
2190         Likewise.
2191         * testsuite/23_containers/forward_list/requirements/dr438/
2192         assign_neg.cc: Likewise.
2193         * testsuite/23_containers/forward_list/requirements/dr438/
2194         constructor_1_neg.cc: Likewise.
2195         * testsuite/23_containers/forward_list/requirements/dr438/
2196         constructor_2_neg.cc: Likewise.
2197         * testsuite/23_containers/forward_list/requirements/dr438/
2198         insert_neg.cc: Likewise.
2199         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc:
2200         Likewise.
2201         * testsuite/26_numerics/random/linear_congruential_engine/
2202         requirements/non_uint_neg.cc: Likewise.
2203         * testsuite/29_atomics/headers/atomic/types_std_c++0x_neg.cc:
2204         Likewise. Also test for std::atomic_address.
2205
2206 2016-07-31  Ville Voutilainen  <ville.voutilainen@gmail.com>
2207
2208         Add missing variable traits, fix testsuite failures.
2209         * include/bits/uses_allocator.h (uses_allocator_v): New.
2210         * include/std/functional (is_bind_expression_v, is_placeholder_v):
2211         Likewise.
2212         * testsuite/20_util/bind/is_placeholder_v.cc: Likewise.
2213         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
2214         * testsuite/20_util/duration/literals/range.cc: Likewise.
2215         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
2216         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
2217         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
2218         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Likewise.
2219         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
2220         Likewise.
2221         * testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Likewise.
2222         * testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc:
2223         New.
2224
2225 2016-07-31  Jonathan Wakely  <jwakely@redhat.com>
2226
2227         * testsuite/18_support/numeric_limits/40856.cc [__STRICT_ANSI__]: Do
2228         not test 128-bit types.
2229         * testsuite/20_util/is_floating_point/value.cc: Likewise.
2230         * testsuite/20_util/is_integral/value.cc: Likewise.
2231         * testsuite/20_util/is_signed/value.cc: Likewise.
2232         * testsuite/20_util/is_unsigned/value.cc: Likewise.
2233         * testsuite/20_util/make_signed/requirements/typedefs-1.cc: Likewise.
2234         * testsuite/20_util/make_signed/requirements/typedefs-2.cc: Likewise.
2235         * testsuite/20_util/make_unsigned/requirements/typedefs-1.cc:
2236         Likewise.
2237         * testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
2238         Likewise.
2239
2240         * testsuite/26_numerics/headers/cstdlib/54686.c: Rename to 54686.cc.
2241
2242 2016-07-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2243
2244         Implement C++17 variable templates for type traits.
2245         * include/std/chrono (treat_as_floating_point_v): New.
2246         * include/std/ratio (ratio_equal_v, ratio_not_equal_v)
2247         (ratio_less_v, ratio_less_equal_v, ratio_greater_v)
2248         (ratio_greater_equal_v): Likewise.
2249         * include/std/system_error (is_error_code_enum_v)
2250         (is_error_condition_enum_v): Likewise.
2251         * include/std/tuple (tuple_size_v): Likewise.
2252         * type_traits (conjunction_v, disjunction_v, negation_v)
2253         (is_void_v, is_null_pointer_v, is_integral_v, is_floating_point_v)
2254         (is_array_v, is_pointer_v, is_lvalue_reference_v)
2255         (is_rvalue_reference_v, is_member_object_pointer_v)
2256         (is_member_function_pointer_v, is_enum_v, is_union_v)
2257         (is_class_v, is_function_v, is_reference_v, is_arithmetic_v)
2258         (is_fundamental_v, is_object_v, is_scalar_v, is_compound_v)
2259         (is_member_pointer_v, is_const_v, is_volatile_v, is_trivial_v)
2260         (is_trivially_copyable_v, is_standard_layout_v)
2261         (is_pod_v, is_literal_type_v, is_empty_v, is_polymorphic_v)
2262         (is_abstract_v, is_final_v, is_signed_v, is_unsigned_v)
2263         (is_constructible_v, is_default_constructible_v)
2264         (is_copy_constructible_v, is_move_constructible_v)
2265         (is_assignable_v, is_copy_assignable_v, is_move_assignable_v)
2266         (is_destructible_v, is_trivially_constructible_v)
2267         (is_trivially_default_constructible_v)
2268         (is_trivially_copy_constructible_v, is_trivially_move_constructible_v)
2269         (is_trivially_assignable_v, is_trivially_copy_assignable_v)
2270         (is_trivially_move_assignable_v, is_trivially_destructible_v)
2271         (is_nothrow_constructible_v, is_nothrow_default_constructible_v)
2272         (is_nothrow_copy_constructible_v, is_nothrow_move_constructible_v)
2273         (is_nothrow_assignable_v, is_nothrow_copy_assignable_v)
2274         (is_nothrow_move_assignable_v, is_nothrow_destructible_v)
2275         (has_virtual_destructor_v, alignment_of_v, rank_v, extent_v)
2276         (is_same_v, is_base_of_v, is_convertible_v): Likewise.
2277         * testsuite/19_diagnostics/error_code/is_error_code_v.cc: Likewise.
2278         * testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc:
2279         Likewise.
2280         * testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise.
2281         * testsuite/20_util/tuple/tuple_size_v.cc: Likewise.
2282         * testsuite/20_util/variable_templates_for_traits.cc: Likewise.
2283
2284 2016-07-29  Andreas Schwab  <schwab@linux-m68k.org>
2285
2286         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
2287         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
2288         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
2289
2290 2016-07-29  Jonathan Wakely  <jwakely@redhat.com>
2291
2292         * doc/xml/manual/abi.xml: Document 6.0.22 library version.
2293         * doc/html/manual/abi.html: Regenerate.
2294
2295         * acinclude.m4 (libtool_VERSION): Bump to 6:23:0.
2296         * config/abi/pre/gnu.ver: Add 3.4.23 version for new basic_string
2297         symbols.
2298         * configure: Regenerate.
2299         * testsuite/util/testsuite_abi.cc: Add new symbol version.
2300
2301         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
2302         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
2303         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Likewise.
2304         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt:
2305         Likewise.
2306         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
2307         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
2308         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Likewise.
2309
2310 2016-07-28  Jonathan Wakely  <jwakely@redhat.com>
2311
2312         * testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
2313         Adjust dg-prune-output pattern for error in C++98 mode.
2314         * testsuite/23_containers/deque/requirements/dr438/
2315         constructor_1_neg.cc: Likewise.
2316         * testsuite/23_containers/deque/requirements/dr438/
2317         constructor_2_neg.cc: Likewise.
2318         * testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
2319         Likewise.
2320         * testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
2321         Likewise.
2322         * testsuite/23_containers/list/requirements/dr438/
2323         constructor_1_neg.cc: Likewise.
2324         * testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
2325         Likewise.
2326         * testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
2327         Likewise.
2328         * testsuite/23_containers/vector/requirements/dr438/
2329         constructor_1_neg.cc: Likewise.
2330         * testsuite/23_containers/vector/requirements/dr438/
2331         constructor_2_neg.cc: Likewise.
2332         * testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
2333         Likewise.
2334
2335         * testsuite/23_containers/vector/check_construct_destroy.cc: Account
2336         for different construct/destroy counts in C++98 mode.
2337
2338         * testsuite/17_intro/headers/c++2011/stdc++.cc: Change target-specific
2339         dg-options to dg-additional-options so that default options are used.
2340         * testsuite/17_intro/headers/c++2011/stdc++_multiple_inclusion.cc:
2341         Likewise.
2342         * testsuite/17_intro/headers/c++2014/stdc++.cc: Likewise.
2343         * testsuite/17_intro/headers/c++2014/stdc++_multiple_inclusion.cc:
2344         Likewise.
2345         * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
2346         Use dg-additional-options instead of repeating the common options.
2347
2348         * testsuite/22_locale/conversions/string/1.cc: Remove unintended
2349         dg-do compile directive.
2350         * testsuite/26_numerics/headers/cmath/fabs_inline.cc: Fix syntax of
2351         dg-do directive.
2352         * testsuite/26_numerics/valarray/const_bracket.cc: Likewise.
2353
2354 2016-07-28  Ville Voutilainen  <ville.voutilainen@gmail.com>
2355
2356         Implement std::string_view and P0254r2,
2357         Integrating std::string_view and std::string.
2358         * include/Makefile.am: Add string_view and string_view.tcc
2359         to the exported headers.
2360         * include/Makefile.in: Likewise.
2361         * include/bits/basic_string.h: Include <string_view> in C++17 mode.
2362         (__sv_type): New.
2363         (basic_string(__sv_type, const _Alloc&)): Likewise.
2364         (operator=(__sv_type)): Likewise.
2365         (operator __sv_type()): Likewise.
2366         (operator+=(__sv_type)): Likewise.
2367         (append(__sv_type __sv)): Likewise.
2368         (append(__sv_type, size_type, size_type)): Likewise.
2369         (assign(__sv_type)): Likewise.
2370         (assign(__sv_type, size_type, size_type)): Likewise.
2371         (insert(size_type, __sv_type)): Likewise.
2372         (insert(size_type, __sv_type, size_type, size_type)): Likewise.
2373         (replace(size_type, size_type, __sv_type)): Likewise.
2374         (replace(size_type, size_type, __sv_type, size_type, size_type)):
2375         Likewise.
2376         (replace(const_iterator, const_iterator, __sv_type)): Likewise.
2377         (find(__sv_type, size_type)): Likewise.
2378         (rfind(__sv_type, size_type)): Likewise.
2379         (find_first_of(__sv_type, size_type)): Likewise.
2380         (find_last_of(__sv_type, size_type)): Likewise.
2381         (find_first_not_of(__sv_type, size_type)): Likewise.
2382         (find_last_not_of(__sv_type, size_type)): Likewise.
2383         (compare(__sv_type)): Likewise.
2384         (compare(size_type, size_type, __sv_type)): Likewise.
2385         (compare(size_type, size_type, __sv_type, size_type, size_type)):
2386         Likewise.
2387         * include/bits/string_view.tcc: New.
2388         * include/std/string_view: Likewise.
2389         * testsuite/21_strings/basic_string/cons/char/7.cc: Likewise.
2390         * testsuite/21_strings/basic_string/cons/wchar_t/7.cc: Likewise.
2391         * testsuite/21_strings/basic_string/modifiers/append/char/4.cc:
2392         Likewise.
2393         * testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
2394         Likewise.
2395         * testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
2396         Likewise.
2397         * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
2398         Likewise.
2399         * testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
2400         Likewise.
2401         * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
2402         Likewise.
2403         * testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
2404         Likewise.
2405         * testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
2406         Likewise.
2407         * testsuite/21_strings/basic_string/operations/compare/char/2.cc:
2408         Likewise.
2409         * testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
2410         Likewise.
2411         * testsuite/21_strings/basic_string/operations/find/char/5.cc:
2412         Likewise.
2413         * testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc:
2414         Likewise.
2415         * testsuite/21_strings/basic_string/operators/char/5.cc: Likewise.
2416         * testsuite/21_strings/basic_string/operators/wchar_t/5.cc: Likewise.
2417         * testsuite/21_strings/basic_string_view/capacity/1.cc: Likewise.
2418         * testsuite/21_strings/basic_string_view/cons/char/1.cc: Likewise.
2419         * testsuite/21_strings/basic_string_view/cons/char/2.cc: Likewise.
2420         * testsuite/21_strings/basic_string_view/cons/char/3.cc: Likewise.
2421         * testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc: Likewise.
2422         * testsuite/21_strings/basic_string_view/cons/wchar_t/2.cc: Likewise.
2423         * testsuite/21_strings/basic_string_view/cons/wchar_t/3.cc: Likewise.
2424         * testsuite/21_strings/basic_string_view/element_access/char/1.cc:
2425         Likewise.
2426         * testsuite/21_strings/basic_string_view/element_access/char/2.cc:
2427         Likewise.
2428         * testsuite/21_strings/basic_string_view/element_access/char/empty.cc:
2429         Likewise.
2430         * testsuite/21_strings/basic_string_view/element_access/char/front_back.cc:
2431         Likewise.
2432         * testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
2433         Likewise.
2434         * testsuite/21_strings/basic_string_view/element_access/wchar_t/2.cc:
2435         Likewise.
2436         * testsuite/21_strings/basic_string_view/element_access/wchar_t/empty.cc:
2437         Likewise.
2438         * testsuite/21_strings/basic_string_view/element_access/wchar_t/front_back.cc:
2439         Likewise.
2440         * testsuite/21_strings/basic_string_view/include.cc: Likewise.
2441         * testsuite/21_strings/basic_string_view/inserters/char/1.cc: Likewise.
2442         * testsuite/21_strings/basic_string_view/inserters/char/2.cc: Likewise.
2443         * testsuite/21_strings/basic_string_view/inserters/char/3.cc: Likewise.
2444         * testsuite/21_strings/basic_string_view/inserters/pod/10081-out.cc:
2445         Likewise.
2446         * testsuite/21_strings/basic_string_view/inserters/wchar_t/1.cc:
2447         Likewise.
2448         * testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
2449         Likewise.
2450         * testsuite/21_strings/basic_string_view/inserters/wchar_t/3.cc:
2451         Likewise.
2452         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char/1.cc:
2453         Likewise.
2454         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t/1.cc:
2455         Likewise.
2456         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char/1.cc:
2457         Likewise.
2458         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t/1.cc:
2459         Likewise.
2460         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
2461         Likewise.
2462         * testsuite/21_strings/basic_string_view/operations/compare/char/13650.cc:
2463         Likewise.
2464         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/1.cc:
2465         Likewise.
2466         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/13650.cc:
2467         Likewise.
2468         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
2469         Likewise.
2470         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
2471         Likewise.
2472         * testsuite/21_strings/basic_string_view/operations/data/char/1.cc:
2473         Likewise.
2474         * testsuite/21_strings/basic_string_view/operations/data/wchar_t/1.cc:
2475         Likewise.
2476         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
2477         Likewise.
2478         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
2479         Likewise.
2480         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
2481         Likewise.
2482         * testsuite/21_strings/basic_string_view/operations/find/char/4.cc:
2483         Likewise.
2484         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
2485         Likewise.
2486         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
2487         Likewise.
2488         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
2489         Likewise.
2490         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/4.cc:
2491         Likewise.
2492         * testsuite/21_strings/basic_string_view/operations/rfind/char/1.cc:
2493         Likewise.
2494         * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
2495         Likewise.
2496         * testsuite/21_strings/basic_string_view/operations/rfind/char/3.cc:
2497         Likewise.
2498         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/1.cc:
2499         Likewise.
2500         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/2.cc:
2501         Likewise.
2502         * testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/3.cc:
2503         Likewise.
2504         * testsuite/21_strings/basic_string_view/operations/string_conversion/1.cc:
2505         Likewise.
2506         * testsuite/21_strings/basic_string_view/operations/substr/char/1.cc:
2507         Likewise.
2508         * testsuite/21_strings/basic_string_view/operations/substr/wchar_t/1.cc:
2509         Likewise.
2510         * testsuite/21_strings/basic_string_view/operators/char/2.cc: Likewise.
2511         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
2512         Likewise.
2513         * testsuite/21_strings/basic_string_view/range_access/char/1.cc:
2514         Likewise.
2515         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
2516         Likewise.
2517         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/1.cc:
2518         Likewise.
2519         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char/1.cc:
2520         Likewise.
2521         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t/1.cc:
2522         Likewise.
2523         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t/1.cc:
2524         Likewise.
2525         * testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t/1.cc:
2526         Likewise.
2527         * testsuite/21_strings/basic_string_view/requirements/typedefs.cc:
2528         Likewise.
2529         * testsuite/21_strings/basic_string_view/typedefs.cc: Likewise.
2530         * testsuite/21_strings/basic_string_view/types/1.cc: Likewise.
2531
2532 2016-07-27  Jonathan Wakely  <jwakely@redhat.com>
2533
2534         * testsuite/20_util/forward/1_neg.cc: Move dg-error to right line.
2535
2536 2016-07-25  Georeth Chow  <georeth2010@gmail.com>
2537
2538         * include/ext/ropeimpl.h (rope<>::_S_dump(_RopeRep*, int)): Qualify
2539         _S_concat enumerator.
2540         * testsuite/ext/rope/6.cc: New test.
2541
2542 2016-07-25  Jonathan Wakely  <jwakely@redhat.com>
2543
2544         * testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc: Use
2545         std::mt19937, std::thread and std::atomic to simplify test.
2546         * testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.
2547
2548 2016-07-22  Jonathan Wakely  <jwakely@redhat.com>
2549
2550         PR libstdc++/71964
2551         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2552         (basic_string::_Alloc_hider(pointer, _Alloc&&)): Add constructor.
2553         * include/bits/stl_tree.h (_Rb_tree(_Rb_tree&&)): Move allocator.
2554         * testsuite/21_strings/basic_string/allocator/71964.cc: New test.
2555         * testsuite/23_containers/set/allocator/71964.cc: New test.
2556
2557         * testsuite/lib/libstdc++.exp (check_v3_target_namedlocale): Use
2558         delete[] instead of delete.
2559
2560 2016-07-21  Jonathan Wakely  <jwakely@redhat.com>
2561
2562         * include/experimental/propagate_const (propagate_const::__t): Rename
2563         to _M_t and remove comment. Qualify std::move and std::forward.
2564         * testsuite/experimental/propagate_const/cons/default.cc: Fix test.
2565
2566         * testsuite/23_containers/vector/zero_sized_allocations.cc:
2567         Define sized deallocation function.
2568         * testsuite/util/testsuite_new_operators.h:
2569         (operator delete(void*, const std::nothrow_t&)): Define nothrow
2570         deallocation function.
2571
2572         * testsuite/21_strings/basic_string/modifiers/append/char/1.cc: Fix
2573         reads past the end of strings.
2574         * testsuite/21_strings/basic_string/operations/compare/char/1.cc:
2575         Likewise.
2576         * testsuite/21_strings/char_traits/requirements/short/1.cc: Fix
2577         invalid array accesses.
2578         * testsuite/experimental/string_view/operations/compare/char/1.cc:
2579         Fix read past the end of string.
2580         * testsuite/util/testsuite_character.cc: Fix out-of-bounds write.
2581
2582         * testsuite/24_iterators/container_access.cc: Fix missing returns.
2583         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
2584
2585         * testsuite/18_support/new_delete_placement.cc: Don't allocate (and
2586         leak) memory for arguments to placement delete.
2587         * testsuite/20_util/addressof/1.cc: Don't leak memory.
2588         * testsuite/22_locale/locale/global_locale_objects/3.cc: Likewise.
2589         * testsuite/23_containers/unordered_multimap/insert/55028-debug.cc:
2590         Likewise.
2591
2592 2016-07-20  Jonathan Wakely  <jwakely@redhat.com>
2593
2594         * doc/xml/manual/intro.xml: Document DR 2684 status.
2595         * doc/html/*: Regenerate.
2596
2597         * include/std/atomic (atomic_int8_t, atomic_uint8_t, atomic_int16_t)
2598         (atomic_uint16_t, atomic_int32_t, atomic_uint32_t, atomic_int64_t)
2599         (atomic_uint64_t): Define (LWG 2441).
2600         * testsuite/29_atomics/headers/atomic/std_c++0x_neg.cc: Remove empty
2601         lines.
2602         * testsuite/29_atomics/headers/atomic/types_std_c++0x.cc: Test for
2603         the new types.
2604         * doc/xml/manual/intro.xml: Document DR 2441 status.
2605
2606         * include/std/istream (operator>>(basic_istream&&, _Tp&)): Adjust
2607         to use perfect forwarding (LWG 2328).
2608         * testsuite/27_io/rvalue_streams.cc: Test perfect forwarding.
2609         * doc/xml/manual/intro.xml: Document DR 2328 status.
2610
2611         * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Use
2612         static objects for catching nullptr as pointer to member types.
2613
2614 2016-07-18  Ville Voutilainen  <ville.voutilainen@gmail.com>
2615
2616         Clean up optional's comments.
2617         * include/std/optional: Remove incorrect section headers
2618         from comments when redundant, replace bare section
2619         headers with more descriptive comments.
2620
2621 2016-07-15  Jonathan Wakely  <jwakely@redhat.com>
2622
2623         * include/bits/algorithmfwd.h: Change C++0x to C++11 in comments.
2624         * include/bits/move.h: Likewise.
2625         * include/bits/postypes.h: Likewise.
2626         * include/debug/bitset: Likewise.
2627         * include/ext/pb_ds/detail/type_utils.hpp: Likewise.
2628         * include/ext/string_conversions.h: Change C++0x to __cxx11 in
2629         comment.
2630         * testsuite/27_io/fpos/14320-1.cc: Change C++0x to C++11 in comment.
2631         * testsuite/util/thread/all.h: Likewise.
2632
2633         * include/bits/stl_algo.h (for_each): Remove redundant _GLIBCXX_MOVE
2634         and adjust comment.
2635
2636         PR c++/58796
2637         * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Make
2638         nullptr match handlers of pointer type.
2639
2640 2016-07-15  Edward Smith-Rowland  <3dw4rd@verizon.net>
2641
2642         Implement C++17 P0025 clamp.
2643         * include/bits/algorithmfwd.h: Declare clamp overloads.
2644         * include/bits/stl_algo.h: Implement clamp.  Feature __cpp_lib_clamp.
2645         * testsuite/25_algorithms/clamp/1.cc: New test.
2646         * testsuite/25_algorithms/clamp/2.cc: New test.
2647         * testsuite/25_algorithms/clamp/constexpr.cc: New test.
2648         * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
2649         1.cc: New test.
2650         * testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
2651         pod.cc: New test.
2652
2653 2016-07-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
2654
2655         Fix the constraints for any's assignment operator template to properly
2656         reject assignment from a non-copyable lvalue.
2657         * include/std/any (operator=(_ValueType&&)): Constrain the decayed
2658         type for is_copy_constructible,
2659         * testsuite/20_util/any/requirements.cc: Add a test for
2660         non-copyable lvalues.
2661
2662 2016-07-14  Jonathan Wakely  <jwakely@redhat.com>
2663
2664         * include/experimental/functional: Include <parallel/algorithm> in
2665         Parallel Mode.
2666
2667         * testsuite/experimental/functional/searchers.cc: Include <algorithm>
2668         for std::search.
2669
2670         PR libstdc++/70716
2671         * include/bits/forward_list.h (forward_list): Update doxygen comments
2672         to reflect allocator propagation semantics. Remove ambiguous
2673         statements about data being lost.
2674         * include/bits/stl_deque.h (deque): Likewise.
2675         * include/bits/stl_list.h (list): Likewise.
2676         * include/bits/stl_map.h (map): Likewise.
2677         * include/bits/stl_multimap.h (multimap): Likewise.
2678         * include/bits/stl_multiset.h (multiset): Likewise.
2679         * include/bits/stl_set.h (set): Likewise.
2680         * include/bits/stl_vector.h (vector): Likewise.
2681         * include/bits/unordered_map.h (unordered_map, unordered_multimap):
2682         Likewise.
2683         * include/bits/unordered_set.h (unordered_set, unordered_multiset):
2684         Likewise.
2685
2686 2016-07-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
2687
2688         Implement P0032R3, Homogeneous interface for variant, any and optional,
2689         for the parts concerning any and optional.
2690         * include/std/any (_Storage()): Make constexpr and have it
2691         initialize _M_ptr.
2692         (any()): Make constexpr.
2693         (any(const any&)): Adjust.
2694         (any(any&&)): Likewise.
2695         (__any_constructible_t): New.
2696         (any(_ValueType&&)): Constrain.
2697         (any(in_place_type_t<_Tp>, _Args&&...)): New.
2698         (any(in_place_type_t<_Tp>, initializer_list<_Up>, _Args&&...)):
2699         Likewise.
2700         (~any()): Adjust.
2701         (operator=(const any&)): Likewise.
2702         (operator=(any&&)): Likewise.
2703         (operator=(_ValueType&&)): Constrain.
2704         (emplace(_Args&&...)): New.
2705         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2706         (clear()): Remove.
2707         (reset()): New.
2708         (swap(any&)): Adjust.
2709         (empty()): Remove.
2710         (has_value()): New.
2711         (type()): Adjust.
2712         (_Manager_internal::_S_create(_Storage&, _Args&&...)): New.
2713         (_Manager_external::_S_create(_Storage&, _Args&&...)): Likewise.
2714         (make_any(_Args&&...)): Likewise.
2715         (make_any(initializer_list<_Up>, _Args&&...)): Likewise.
2716         * include/std/optional (in_place_t, in_place): Remove.
2717         (bad_optional_access): Add a comment referring to LEWG 72.
2718         (emplace(_Args&&...)): Constrain.
2719         (has_value()): New.
2720         (reset()): Likewise.
2721         (make_optional(_Args&&...)): Likewise.
2722         (make_optional(initializer_list<_Up>, _Args&&...)): Likewise.
2723         * include/std/utility (in_place_tag): New.
2724         (__in_place, __in_place_type, __in_place_index): Likewise.
2725         (in_place_t, in_place_type_t, in_place_index_t): Likewise.
2726         (in_place(__in_place*)): Likewise.
2727         (in_place(__in_place_type<_Tp>*)): Likewise.
2728         (in_place(__in_place_index<_Idx>*)): Likewise.
2729         * testsuite/20_util/any/assign/1.cc: Adjust.
2730         * testsuite/20_util/any/assign/emplace.cc: New.
2731         * testsuite/20_util/any/assign/self.cc: Adjust.
2732         * testsuite/20_util/any/cons/1.cc: Likewise.
2733         * testsuite/20_util/any/cons/in_place.cc: New.
2734         * testsuite/20_util/any/make_any.cc: Likewise.
2735         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
2736         * testsuite/20_util/any/misc/swap.cc: Likewise.
2737         * testsuite/20_util/any/modifiers/1.cc: Likewise.
2738         * testsuite/20_util/any/requirements.cc: New.
2739         * testsuite/20_util/in_place/requirements.cc: Likewise.
2740         * testsuite/20_util/optional/constexpr/in_place.cc: Adjust.
2741         * testsuite/20_util/optional/in_place.cc: Likewise.
2742         * testsuite/20_util/optional/make_optional.cc: Add tests for
2743         the new overloads of make_optional.
2744
2745 2016-07-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2746
2747         Implement P0307R2, Making Optional Greater Equal Again.
2748         * include/experimental/optional (_Has_addressof): Fix the comment.
2749         * include/std/optional (_Has_addressof): Likewise.
2750         (operator=(_Up&&)): Constrain.
2751         (operator=(const optional<_Up>&)): Likewise.
2752         (operator=(optional<_Up>&&)): Likewise.
2753         (__optional_relop_t): New.
2754         (operator==(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2755         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2756         Constrain and make transparent.
2757         (operator<(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2758         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2759         Constrain and make transparent.
2760         (operator<=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2761         (operator>=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2762         (operator==(const optional<_Tp>&, const _Tp&): Constrain.
2763         (operator==(const _Tp&, const optional<_Tp>&)): Likewise.
2764         (operator!=(const optional<_Tp>&, _Tp const&)):
2765         Constrain and make transparent.
2766         (operator!=(const _Tp&, const optional<_Tp>&)): Likewise.
2767         (operator<(const optional<_Tp>&, const _Tp&)): Constrain.
2768         (operator<(const _Tp&, const optional<_Tp>&)): Likewise.
2769         (operator>(const optional<_Tp>&, const _Tp&)):
2770         Constrain and make transparent.
2771         (operator>(const _Tp&, const optional<_Tp>&)): Likewise.
2772         (operator<=(const optional<_Tp>&, const _Tp&)): Likewise.
2773         (operator<=(const _Tp&, const optional<_Tp>&)): Likewise.
2774         (operator>=(const optional<_Tp>&, const _Tp&)): Likewise.
2775         (operator>=(const _Tp&, const optional<_Tp>&)): Likewise.
2776         * testsuite/20_util/optional/constexpr/relops/2.cc: Adjust.
2777         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2778         * testsuite/20_util/optional/relops/1.cc: Likewise.
2779         * testsuite/20_util/optional/relops/2.cc: Likewise.
2780         * testsuite/20_util/optional/relops/3.cc: Likewise.
2781         * testsuite/20_util/optional/relops/4.cc: Likewise.
2782         * testsuite/20_util/optional/requirements.cc: Add tests to verify
2783         that optional's relops are transparent and don't synthesize
2784         operators. Also test that assignment sfinaes.
2785
2786 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2787
2788         PR libstdc++/71856
2789         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Define to 1 not empty.
2790         * include/parallel/compiletime_settings.h (_GLIBCXX_ASSERTIONS):
2791         Rename to _GLIBCXX_PARALLEL_ASSERTIONS and make default value depend
2792         on _GLIBCXX_ASSERTIONS.
2793         * include/parallel/balanced_quicksort.h: Rename _GLIBCXX_ASSERTIONS.
2794         Include <unistd.h> for sleep.
2795         * include/parallel/losertree.h: Rename _GLIBCXX_ASSERTIONS.
2796         * include/parallel/merge.h: Likewise.
2797         * include/parallel/multiway_merge.h: Likewise.
2798         * include/parallel/partition.h: Likewise.
2799         * include/parallel/queue.h: Likewise.
2800         * include/parallel/sort.h: Likewise.
2801         * testsuite/25_algorithms/headers/algorithm/
2802         parallel_algorithm_assert.cc: New.
2803
2804         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2805         (replace(__const_iterator, __const_iterator, initializer_list<C>)):
2806         Forward to different overload.
2807
2808         * include/bits/allocated_ptr.h (__allocated_ptr::_S_raw_ptr): Make
2809         static.
2810
2811 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2812
2813         Revert "Add non-const overload of std::string::data()".
2814
2815 2016-07-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2816
2817         Implement P0307R2, Making Optional Greater Equal Again.
2818         * include/experimental/optional (_Has_addressof): Fix the comment.
2819         * include/std/optional (_Has_addressof): Likewise.
2820         (operator=(_Up&&)): Constrain.
2821         (operator=(const optional<_Up>&)): Likewise.
2822         (operator=(optional<_Up>&&)): Likewise.
2823         (__optional_relop_t): New.
2824         (operator==(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2825         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2826         Constrain and make transparent.
2827         (operator<(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
2828         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2829         Constrain and make transparent.
2830         (operator<=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2831         (operator>=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
2832         (operator==(const optional<_Tp>&, const _Tp&): Constrain.
2833         (operator==(const _Tp&, const optional<_Tp>&)): Likewise.
2834         (operator!=(const optional<_Tp>&, _Tp const&)):
2835         Constrain and make transparent.
2836         (operator!=(const _Tp&, const optional<_Tp>&)): Likewise.
2837         (operator<(const optional<_Tp>&, const _Tp&)): Constrain.
2838         (operator<(const _Tp&, const optional<_Tp>&)): Likewise.
2839         (operator>(const optional<_Tp>&, const _Tp&)):
2840         Constrain and make transparent.
2841         (operator>(const _Tp&, const optional<_Tp>&)): Likewise.
2842         (operator<=(const optional<_Tp>&, const _Tp&)): Likewise.
2843         (operator<=(const _Tp&, const optional<_Tp>&)): Likewise.
2844         (operator>=(const optional<_Tp>&, const _Tp&)): Likewise.
2845         (operator>=(const _Tp&, const optional<_Tp>&)): Likewise.
2846         * testsuite/20_util/optional/constexpr/relops/2.cc: Adjust.
2847         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2848         * testsuite/20_util/optional/relops/1.cc: Likewise.
2849         * testsuite/20_util/optional/relops/2.cc: Likewise.
2850         * testsuite/20_util/optional/relops/3.cc: Likewise.
2851         * testsuite/20_util/optional/relops/4.cc: Likewise.
2852         * testsuite/20_util/optional/requirements.cc: Add tests to verify
2853         that optional's relops are transparent and don't synthesize
2854         operators. Also test that assignment sfinaes.
2855
2856 2016-07-13  Jonathan Wakely  <jwakely@redhat.com>
2857
2858         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (_M_c_str):
2859         New function.
2860         (_M_disjunct, basic_string(const basic_string&, size_t)): Use data()
2861         instead of _M_data().
2862         (basic_string(const basic_string&, size_t, size_t, const _Alloc&)):
2863         Likewise.
2864         (append(const basic_string&)): Likewise.
2865         (append(const basic_string&, size_type, size_type)): Likewise.
2866         (assign(const basic_string&, size_type, size_type)): Likewise.
2867         (insert(size_type, const basic_string&)): Likewise.
2868         (insert(size_type, const basic_string&, size_type, size_type)):
2869         Likewise.
2870         (replace(size_type, size_type, const basic_string&, size_type,
2871         size_type)): Likewise.
2872         (replace(__const_iterator, __const_iterator, const basic_string&)):
2873         Likewise.
2874         (c_str(), data()): Use c_str() instead of _M_data().
2875         (data()): Add non-const overload as per LWG 2391 and P0272R1.
2876         (compare(const basic_string&)): Use data() instead of _M_data().
2877         [!_GLIBCXX_USE_CXX11_ABI] (data()): Add non-const overload.
2878         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI] (_M_mutate):
2879         Pass raw pointers to _S_copy.
2880         (_M_erase, _M_replace_aux): Pass raw pointers to _S_move and
2881         _S_assign.
2882         (find(const _CharT*, size_type, size_type)): Use data instead of
2883         _M_data().
2884         * testsuite/21_strings/basic_string/allocator/char/ext_ptr.cc: New.
2885         * testsuite/21_strings/basic_string/operations/data/char/2.cc: New.
2886         * testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc: New.
2887
2888 2016-07-12  Jonathan Wakely  <jwakely@redhat.com>
2889
2890         * libsupc++/new: Remove nothrow sized deletes (LWG 2458).
2891         * doc/xml/manual/intro.xml: Document DR 2458 status.
2892         * doc/html*: Regenerate.
2893
2894         * testsuite/20_util/pair/astuple/astuple.cc: Only include <utility>.
2895         * testsuite/23_containers/array/tuple_interface/tuple_element.cc:
2896         Only include <array>.
2897         * testsuite/23_containers/array/tuple_interface/tuple_size.cc:
2898         Likewise.
2899         * doc/xml/manual/intro.xml: Document LWG 2212 support.
2900         * doc/html*: Regenerate.
2901
2902         * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
2903         Add testcase from LWG 2164.
2904
2905 2016-07-11  François Dumont  <fdumont@gcc.gnu.org>
2906
2907         * include/bits/stl_vector.h (push_back(const value_type&)): Forward
2908         to _M_realloc_insert.
2909         (insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
2910         (_M_realloc_insert): Declare new function.
2911         (_M_emplace_back_aux): Remove definition.
2912         * include/bits/vector.tcc (emplace_back(_Args...)):
2913         Use _M_realloc_insert.
2914         (insert(const_iterator, const value_type&)): Likewise.
2915         (_M_insert_rval, _M_emplace_aux): Likewise.
2916         (_M_emplace_back_aux): Remove declaration.
2917         (_M_realloc_insert): Define.
2918         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
2919         Adjust expected results for emplacing an lvalue with reallocation.
2920
2921 2016-07-10  Ville Voutilainen  <ville.voutilainen@gmail.com>
2922
2923         Implement std::optional.
2924         * include/Makefile.am: Add optional to exported headers.
2925         * include/Makefile.in: Likewise.
2926         * include/std/optional: New.
2927         * testsuite/20_util/optional/typedefs.cc: Likewise.
2928         * testsuite/20_util/optional/relops/2.cc: Likewise.
2929         * testsuite/20_util/optional/relops/3.cc: Likewise.
2930         * testsuite/20_util/optional/relops/4.cc: Likewise.
2931         * testsuite/20_util/optional/relops/5.cc: Likewise.
2932         * testsuite/20_util/optional/relops/1.cc: Likewise.
2933         * testsuite/20_util/optional/relops/6.cc: Likewise.
2934         * testsuite/20_util/optional/nullopt.cc: Likewise.
2935         * testsuite/20_util/optional/in_place.cc: Likewise.
2936         * testsuite/20_util/optional/make_optional.cc: Likewise.
2937         * testsuite/20_util/optional/assignment/2.cc: Likewise.
2938         * testsuite/20_util/optional/assignment/3.cc: Likewise.
2939         * testsuite/20_util/optional/assignment/4.cc: Likewise.
2940         * testsuite/20_util/optional/assignment/5.cc: Likewise.
2941         * testsuite/20_util/optional/assignment/1.cc: Likewise.
2942         * testsuite/20_util/optional/assignment/6.cc: Likewise.
2943         * testsuite/20_util/optional/cons/value_neg.cc: Likewise.
2944         * testsuite/20_util/optional/cons/default.cc: Likewise.
2945         * testsuite/20_util/optional/cons/move.cc: Likewise.
2946         * testsuite/20_util/optional/cons/value.cc: Likewise.
2947         * testsuite/20_util/optional/cons/copy.cc: Likewise.
2948         * testsuite/20_util/optional/requirements.cc: Likewise.
2949         * testsuite/20_util/optional/observers/2.cc: Likewise.
2950         * testsuite/20_util/optional/observers/3.cc: Likewise.
2951         * testsuite/20_util/optional/observers/4.cc: Likewise.
2952         * testsuite/20_util/optional/observers/5.cc: Likewise.
2953         * testsuite/20_util/optional/observers/1.cc: Likewise.
2954         * testsuite/20_util/optional/constexpr/relops/2.cc: Likewise.
2955         * testsuite/20_util/optional/constexpr/relops/3.cc: Likewise.
2956         * testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
2957         * testsuite/20_util/optional/constexpr/relops/5.cc: Likewise.
2958         * testsuite/20_util/optional/constexpr/relops/1.cc: Likewise.
2959         * testsuite/20_util/optional/constexpr/relops/6.cc: Likewise.
2960         * testsuite/20_util/optional/constexpr/nullopt.cc: Likewise.
2961         * testsuite/20_util/optional/constexpr/in_place.cc: Likewise.
2962         * testsuite/20_util/optional/constexpr/make_optional.cc: Likewise.
2963         * testsuite/20_util/optional/constexpr/cons/default.cc: Likewise.
2964         * testsuite/20_util/optional/constexpr/cons/value.cc: Likewise.
2965         * testsuite/20_util/optional/constexpr/observers/2.cc: Likewise.
2966         * testsuite/20_util/optional/constexpr/observers/3.cc: Likewise.
2967         * testsuite/20_util/optional/constexpr/observers/4.cc: Likewise.
2968         * testsuite/20_util/optional/constexpr/observers/5.cc: Likewise.
2969         * testsuite/20_util/optional/constexpr/observers/1.cc: Likewise.
2970         * testsuite/20_util/optional/swap/1.cc: Likewise.
2971
2972 2016-07-08  Jonathan Wakely  <jwakely@redhat.com>
2973
2974         * testsuite/23_containers/vector/modifiers/insert/aliasing.cc: New.
2975
2976 2016-07-07  Jonathan Wakely  <jwakely@redhat.com>
2977
2978         * doc/xml/manual/status_cxx2014.xml: Update LFTS status table.
2979         * doc/html/*: Regenerate.
2980
2981 2016-07-07  Ville Voutilainen  <ville.voutilainen@gmail.com>
2982
2983         Implement std::any.
2984         * include/Makefile.am: Add any and c++17_warning.h to exported headers.
2985         * include/Makefile.in: Likewise.
2986         * include/std/any: New.
2987         * testsuite/20_util/any/assign/1.cc: Likewise.
2988         * testsuite/20_util/any/assign/2.cc: Likewise.
2989         * testsuite/20_util/any/assign/self.cc: Likewise.
2990         * testsuite/20_util/any/cons/1.cc: Likewise.
2991         * testsuite/20_util/any/cons/2.cc: Likewise.
2992         * testsuite/20_util/any/cons/aligned.cc: Likewise.
2993         * testsuite/20_util/any/cons/nontrivial.cc: Likewise.
2994         * testsuite/20_util/any/misc/any_cast.cc: Likewise.
2995         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise.
2996         * testsuite/20_util/any/misc/any_cast_no_rtti.cc: Likewise.
2997         * testsuite/20_util/any/misc/swap.cc: Likewise.
2998         * testsuite/20_util/any/modifiers/1.cc: Likewise.
2999         * testsuite/20_util/any/observers/type.cc: Likewise.
3000         * testsuite/20_util/any/typedefs.cc: Likewise.
3001
3002 2016-07-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
3003
3004         Add a new header for diagnosing the use of C++17 facilities
3005         in pre-C++17 modes.
3006         * include/bits/c++17_warning.h: New.
3007
3008 2016-07-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
3009
3010         Implement LWG 2451, optional<T> should 'forward' T's
3011         implicit conversions.
3012         * include/experimental/optional (__is_optional_impl, __is_optional):
3013         New.
3014         (optional()): Make constexpr and default.
3015         (optional(_Up&&), optional(const optional<_Up>&),
3016         optional(optional<_Up>&& __t): New.
3017         (operator=(_Up&&)): Constrain.
3018         (operator=(const optional<_Up>&), operator=(optional<_Up>&&)): New.
3019         * testsuite/experimental/optional/cons/value.cc:
3020         Add tests for the functionality added by LWG 2451.
3021         * testsuite/experimental/optional/cons/value_neg.cc: New.
3022
3023 2016-07-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
3024
3025         Implement LWG 2509,
3026         any_cast doesn't work with rvalue reference targets and cannot
3027         move with a value target.
3028         * include/experimental/any (any(_ValueType&&)): Constrain and
3029         add an overload that doesn't forward.
3030         (any_cast(any&&)): Constrain and add an overload that moves.
3031         * testsuite/experimental/any/misc/any_cast.cc: Add tests for
3032         the functionality added by LWG 2509.
3033
3034 2016-07-04  François Dumont  <fdumont@gcc.gnu.org>
3035
3036         * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
3037         New test.
3038         * testsuite/23_containers/vector/modifiers/insert/self_insert.cc: New
3039         test.
3040
3041 2016-07-04  Jonathan Wakely  <jwakely@redhat.com>
3042
3043         * include/bits/stl_vector.h (emplace(const_iterator, _Args&&...)):
3044         Define inline. Forward to _M_emplace_aux.
3045         (insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
3046         (_M_insert_rval, _M_emplace_aux): Declare new functions.
3047         (_Temporary_value): New RAII type using allocator to construct/destroy.
3048         (_S_insert_aux_assign): Remove.
3049         (_M_insert_aux): Make non-variadic.
3050         * include/bits/vector.tcc (insert(const_iterator, const value_type&)):
3051         Use _Temporary_value.
3052         (emplace(const_iterator, _Args&&...)): Remove definition.
3053         (_M_insert_rval, _M_emplace_aux): Define.
3054         (_M_insert_aux): Make non-variadic, stop using _S_insert_aux_assign.
3055         (_M_fill_insert): Use _Temporary_value.
3056         * testsuite/23_containers/vector/allocator/construction.cc: New test.
3057         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
3058         Adjust expected results for emplacing an lvalue with reallocation.
3059         * testsuite/23_containers/vector/check_construct_destroy.cc: Adjust
3060         expected results to account for construction/destruction of temporary
3061         using allocator.
3062         * testsuite/backward/hash_set/check_construct_destroy.cc: Likewise.
3063
3064 2016-07-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
3065
3066         PR libstdc++/71313
3067         * src/filesystem/ops.cc (remove_all(const path&, error_code&)):
3068         Call remove_all for children of a directory.
3069         * testsuite/experimental/filesystem/operations/create_directories.cc:
3070         Adjust.
3071
3072 2016-07-02  François Dumont  <fdumont@gcc.gnu.org>
3073
3074         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust
3075         dg-error line numbers.
3076         * testsuite/23_containers/array/tuple_interface/
3077         tuple_element_debug_neg.cc: Likewise.
3078         * testsuite/25_algorithms/lexicographical_compare/debug/
3079         irreflexive_neg.cc: Remove.
3080
3081 2016-06-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3082
3083         * testsuite/29_atomics/atomic/65913.cc: Require atomic-builtins rather
3084         than specific target.
3085
3086 2016-06-27  François Dumont  <fdumont@gcc.gnu.org>
3087
3088         PR libstdc++/71640
3089         * include/bits/hashtable.h: Remove _Unique_keya parameter in _Insert
3090         friend declaration.
3091
3092 2016-06-23  François Dumont  <fdumont@gcc.gnu.org>
3093
3094         * include/debug/array (array<>::swap): Fix noexcept qualificaton for
3095         zero-size array.
3096
3097 2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3098
3099         * configure.host: Remove mep-* support.
3100
3101 2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3102
3103         * configure: Regenerate.
3104         * configure.host: Remove support for knetbsd.
3105         * crossconfig.m4: Likewise.
3106
3107 2016-06-20  François Dumont  <fdumont@gcc.gnu.org>
3108
3109         PR libstdc++/71181
3110         * include/tr1/hashtable_policy.h
3111         (_Prime_rehash_policy::_M_next_bkt): Make past-the-end iterator
3112         dereferenceable to avoid check on lower_bound result.
3113         (_Prime_rehash_policy::_M_bkt_for_elements): Call latter.
3114         (_Prime_rehash_policy::_M_need_rehash): Likewise.
3115         * src/c++11/hashtable_c++0x.cc (_Prime_rehash_policy::_M_next_bkt):
3116         Always return a value greater than input value. Set _M_next_resize to
3117         max value when reaching highest prime number.
3118         * src/shared/hashtable-aux.cc (__prime_list): Add comment about sentinel
3119         being now useless.
3120         * testsuite/23_containers/unordered_set/hash_policy/71181.cc: New.
3121         * testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc
3122         (test02): New.
3123         * testsuite/23_containers/unordered_set/hash_policy/prime_rehash.cc: New.
3124         * testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
3125         Fix indentation.
3126
3127 2016-06-17  Jonathan Wakely  <jwakely@redhat.com>
3128
3129         PR libstdc++/71545
3130         * include/bits/stl_algobase.h (lower_bound, lexicographical_compare):
3131         Remove irreflexive checks.
3132         * include/bits/stl_algo.h (lower_bound, upper_bound, equal_range,
3133         binary_search): Likewise.
3134         * testsuite/25_algorithms/equal_range/partitioned.cc: New test.
3135         * testsuite/25_algorithms/lexicographical_compare/71545.cc: New test.
3136         * testsuite/25_algorithms/lower_bound/partitioned.cc: New test.
3137         * testsuite/25_algorithms/upper_bound/partitioned.cc: New test.
3138         * testsuite/util/testsuite_iterators.h (__gnu_test::test_container):
3139         Add constructor from array.
3140
3141 2016-06-16  François Dumont  <fdumont@gcc.gnu.org>
3142
3143         * include/debug/debug.h
3144         (__glibcxx_requires_non_empty_range, __glibcxx_requires_nonempty)
3145         (__glibcxx_requires_subscript): Move...
3146         * include/debug/assertions.h: ...here and add __builtin_expect.
3147         (_GLIBCXX_DEBUG_ONLY): Remove ; value.
3148         * include/bits/stl_deque.h
3149         (std::deque<>::operator[]): Add __glibcxx_requires_subscript check.
3150         (std::deque<>::front()): Add __glibcxx_requires_nonempty check.
3151         (std::deque<>::back()): Likewise.
3152         (std::deque<>::pop_front()): Likewise.
3153         (std::deque<>::pop_back()): Likewise.
3154         (std::deque<>::swap(deque&)): Add allocator check.
3155         * include/bits/stl_vector.h
3156         (std::vector<>::operator[]): Add __glibcxx_requires_subscript check.
3157         (std::vector<>::front()): Add __glibcxx_requires_nonempty check.
3158         (std::vector<>::back()): Likewise.
3159         (std::vector<>::pop_back()): Likewise.
3160         (std::vector<>::swap(vector&)): Add allocator check.
3161
3162 2016-06-16  Daniel Kruegler  <daniel.kruegler@gmail.com>
3163
3164         Provide swappable traits (p0185r1)
3165         * include/std/type_traits (is_swappable, is_nothrow_swappable,
3166         is_swappable_with, is_nothrow_swappable_with, is_swappable_v,
3167         is_nothrow_swappable_v, is_swappable_with_v,
3168         is_nothrow_swappable_with_v): New.
3169         * include/bits/stl_pair.h: Use it as per p0185r1.
3170         * include/bits/stl_queue.h: Likewise.
3171         * include/bits/stl_stack.h: Likewise.
3172         * include/bits/unique_ptr.h: Likewise.
3173         * include/std/tuple: Likewise.
3174         * include/std/array: Likewise. Fix zero-size member swap.
3175         * include/bits/hashtable.h: Use __and_.
3176         * testsuite/20_util/is_nothrow_swappable/requirements/
3177         explicit_instantiation.cc: Change test options to std=gnu++17.
3178         * testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc:
3179         Likewise.
3180         * testsuite/20_util/is_nothrow_swappable/value.cc: Likewise.
3181         * testsuite/20_util/is_swappable/requirements/
3182         explicit_instantiation.cc: Likewise.
3183         * testsuite/20_util/is_swappable/requirements/typedefs.cc: Likewise.
3184         * testsuite/20_util/is_swappable/value.cc: Likewise.
3185         * testsuite/20_util/is_nothrow_swappable/requirements/
3186         explicit_instantiation_ext.cc: New.
3187         * testsuite/20_util/is_nothrow_swappable/requirements/typedefs_ext.cc:
3188         New.
3189         * testsuite/20_util/is_nothrow_swappable/value.h: New.
3190         * testsuite/20_util/is_nothrow_swappable/value_ext.cc: New.
3191         * testsuite/20_util/is_nothrow_swappable_with/requirements/
3192         explicit_instantiation.cc: New.
3193         * testsuite/20_util/is_nothrow_swappable_with/requirements/typedefs.cc:
3194         New.
3195         * testsuite/20_util/is_nothrow_swappable_with/value.cc: New.
3196         * testsuite/20_util/is_swappable/requirements/
3197         explicit_instantiation_ext.cc: New.
3198         * testsuite/20_util/is_swappable/requirements/typedefs_ext.cc: New.
3199         * testsuite/20_util/is_swappable/value.h: New.
3200         * testsuite/20_util/is_swappable/value_ext.cc: New.
3201         * testsuite/20_util/is_swappable_with/requirements/
3202         explicit_instantiation.cc: New.
3203         * testsuite/20_util/is_swappable_with/requirements/typedefs.cc: New.
3204         * testsuite/20_util/is_swappable_with/value.cc: New.
3205         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
3206         dg-error line numbers.
3207         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
3208         Likewise.
3209
3210 2016-06-16  Jonathan Wakely  <jwakely@redhat.com>
3211
3212         * include/std/array: Remove trailing whitespace.
3213         * include/std/atomic: Likewise.
3214         * include/std/bitset: Likewise.
3215         * include/std/chrono: Likewise.
3216         * include/std/complex: Likewise.
3217         * include/std/condition_variable: Likewise.
3218         * include/std/fstream: Likewise.
3219         * include/std/functional: Likewise.
3220         * include/std/future: Likewise.
3221         * include/std/iomanip: Likewise.
3222         * include/std/iosfwd: Likewise.
3223         * include/std/istream: Likewise.
3224         * include/std/limits: Likewise.
3225         * include/std/ratio: Likewise.
3226         * include/std/scoped_allocator: Likewise.
3227         * include/std/sstream: Likewise.
3228         * include/std/stdexcept: Likewise.
3229         * include/std/string: Likewise.
3230         * include/std/system_error: Likewise.
3231         * include/std/thread: Likewise.
3232         * include/std/tuple: Likewise.
3233         * include/std/type_traits: Likewise.
3234         * include/std/utility: Likewise.
3235         * include/std/valarray: Likewise.
3236         * include/std/vector: Likewise.
3237
3238         * include/bits/stl_vector.h (vector::_S_insert_aux_assign): Define
3239         new overloaded functions.
3240         * include/bits/vector.tcc (vector::_M_insert_aux): Use new functions
3241         to avoid creating a redundant temporary.
3242         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc: New
3243         test.
3244
3245 2016-06-15  François Dumont  <fdumont@gcc.gnu.org>
3246
3247         * include/bits/stl_deque.h
3248         (std::deque<>::operator=): Call _M_assign_aux.
3249         (std::deque<>::assign(initializer_list<>)): Likewise.
3250         (std::deque<>::resize(size_t, const value_type&)): Call _M_fill_insert.
3251         (std::deque<>::insert(const_iterator, initializer_list<>)):
3252         Call _M_range_insert_aux.
3253         (std::deque<>::_M_assign_aux<It>(It, It, std::forward_iterator_tag):
3254         Likewise.
3255         (std::deque<>::_M_fill_assign): Call _M_fill_insert.
3256         (std::deque<>::_M_move_assign2): Call _M_assign_aux.
3257         * include/bits/deque.tcc
3258         (std::deque<>::operator=): Call _M_range_insert_aux.
3259         (std::deque<>::_M_assign_aux<It>(It, It, std::input_iterator_tag)):
3260         Likewise.
3261         * include/bits/stl_vector.h
3262         (std::vector<>::operator=): Call _M_assign_aux.
3263         (std::vector<>::assign(initializer_list<>)): Likewise.
3264         (std::vector<>::resize(size_t, const value_type&)): Call _M_fill_insert.
3265         (std::vector<>::insert(const_iterator, initializer_list<>)):
3266         Call _M_range_insert.
3267         * include/bits/vector.tcc (std::vector<>::_M_assign_aux): Likewise.
3268
3269 2016-06-07  François Dumont  <fdumont@gcc.gnu.org>
3270
3271         * include/std/tuple (_Head_base<>): Default specialization condition at
3272         type declaration.
3273
3274 2016-06-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
3275
3276         Support allocators in tuples of zero size.
3277         * include/std/tuple (tuple<>::tuple(),
3278         tuple<>::tuple(allocator_arg_t, const _Alloc&),
3279         tuple<>::tuple(allocator_arg_t, const _Alloc&, const tuple&)): New.
3280         * testsuite/20_util/tuple/cons/allocators.cc: Adjust.
3281
3282 2016-06-06  Jonathan Wakely  <jwakely@redhat.com>
3283
3284         PR libstdc++/71320
3285         * src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
3286         Add or remove permissions according to perms argument.
3287         * testsuite/experimental/filesystem/operations/permissions.cc: New
3288         test.
3289
3290 2016-06-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
3291
3292         Protect allocator-overloads of tuple-from-tuple constructors
3293         from cases that would create dangling references.
3294         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3295         const tuple<_UElements...>&), tuple(allocator_arg_t, const _Alloc&,
3296         tuple<_UElements...>&&)): Add a check for _NonNestedTuple.
3297         * testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Adjust.
3298
3299 2016-05-29  Gerald Pfeifer  <gerald@pfeifer.com>
3300
3301         * doc/xml/manual/backwards_compatibility.xml: Adjust
3302         lists.debian.org link to https.
3303         * doc/html/manual/backwards.html: Regenerate.
3304
3305 2016-05-27  Jonathan Wakely  <jwakely@redhat.com>
3306
3307         * doc/xml/manual/abi.xml: Adjust URL to use https.
3308         * doc/html/manual/*: Regenerate.
3309
3310 2016-05-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
3311
3312         PR libstdc++/66338
3313         * include/std/tuple (_TMC): Add a check for _NotSameTuple.
3314         * include/std/tuple (tuple(_UElements&&...)): Remove the separate
3315         check for _NotSameTuple.
3316         * include/std/tuple (_TMCT): New.
3317         * include/std/tuple (tuple(const tuple<_UElements...>&)): Use it.
3318         * include/std/tuple (tuple(tuple<_UElements...>&&)): Likewise.
3319         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3320               const tuple<_UElements...>&)): Likewise.
3321         * include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
3322               tuple<_UElements...>&&)): Likewise.
3323         * testsuite/20_util/tuple/cons/66338.cc: New.
3324
3325 2016-05-25  Jonathan Wakely  <jwakely@redhat.com>
3326
3327         * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Fix test for sendfile.
3328         * configure: Regenerate.
3329         * config.h.in: Regenerate.
3330
3331         * include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): Remove it.
3332         * include/bits/hashtable_policy.h (_Power2_rehash_policy::_M_next_bkt):
3333         Remove const qualification on function. Replace
3334         _GLIBCXX14_USE_CONSTEXPR on automatic variables with const.
3335         (_Power2_rehash_policy::_M_need_rehash): Remove const qualification.
3336         (_Power2_rehash_policy::_M_next_bkt): Remove mutable specifier.
3337
3338 2016-05-24  François Dumont  <fdumont@gcc.gnu.org>
3339
3340         * include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): New.
3341         * include/bits/hashtable_policy.h
3342         (_Prime_rehash_policy::__has_load_factor): New. Mark rehash policy
3343         having load factor management.
3344         (_Mask_range_hashing): New.
3345         (__clp2): New.
3346         (_Power2_rehash_policy): New.
3347         (_Inserts<>): Remove last template parameter, _Unique_keys, so that
3348         partial specializations only depend on whether iterators are constant
3349         or not.
3350         * testsuite/23_containers/unordered_set/hash_policy/26132.cc: Adapt to
3351         test new hash policy.
3352         * testsuite/23_containers/unordered_set/hash_policy/load_factor.cc:
3353         Likewise.
3354         * testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
3355         Likewise.
3356         * testsuite/23_containers/unordered_set/insert/hash_policy.cc:
3357         Likewise.
3358         * testsuite/23_containers/unordered_set/max_load_factor/robustness.cc:
3359         Likewise.
3360         * testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc:
3361         New.
3362         * testsuite/performance/23_containers/insert/54075.cc: Add benchmark
3363         using the new hash policy.
3364         * testsuite/performance/23_containers/insert_erase/41975.cc: Likewise.
3365
3366 2016-05-24  Jonathan Wakely  <jwakely@redhat.com>
3367
3368         * include/bits/stl_queue.h (priority_queue::value_compare): Define.
3369
3370 2016-05-23  François Dumont  <fdumont@gcc.gnu.org>
3371
3372         * include/debug/safe_iterator.h
3373         (_Safe_iterator<>::operator->()): Implement using underlying iterator
3374         operator ->.
3375         * include/debug/safe_local_iterator.h
3376         (_Safe_local_iterator<>::operator->()): Likewise.
3377
3378 2016-05-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3379
3380         * testsuite/experimental/memory_resource/1.cc: Add required argument
3381         to dg-require-atomic-builtins.
3382
3383 2016-05-13  Jonathan Wakely  <jwakely@redhat.com>
3384
3385         PR libstdc++/71073
3386         * include/debug/bitset: Add #pragma GCC system_header.
3387         * include/debug/deque: Likewise.
3388         * include/debug/list: Likewise.
3389         * include/debug/map: Likewise.
3390         * include/debug/set: Likewise.
3391         * include/debug/string: Likewise.
3392         * include/debug/unordered_map: Likewise.
3393         * include/debug/unordered_set: Likewise.
3394         * include/debug/vector: Likewise.
3395         * include/debug/functions.h: Adjust whitespace.
3396
3397 2016-05-12  Jonathan Wakely  <jwakely@redhat.com>
3398
3399         PR libstdc++/71081
3400         * testsuite/experimental/memory_resource/1.cc: Require atomics.
3401
3402 2016-05-11  Jonathan Wakely  <jwakely@redhat.com>
3403
3404         PR libstdc++/71049
3405         * src/c++11/cow-stdexcept.cc [!_GLIBCXX_USE_DUAL_ABI]: Don't define
3406         exception constructors with __sso_string parameters.
3407
3408 2016-05-10  Jonathan Wakely  <jwakely@redhat.com>
3409
3410         * include/experimental/bits/fs_dir.h (begin, end): Add noexcept.
3411         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
3412         Test begin and end functions.
3413         * testsuite/experimental/filesystem/iterators/
3414         recursive_directory_iterator.cc: Likewise.
3415
3416         PR libstdc++/71038
3417         * src/filesystem/ops.cc (do_copy_file): Fix backwards conditions.
3418         * testsuite/experimental/filesystem/operations/copy_file.cc: New test.
3419
3420         * include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
3421         Overload operator* to move from rvalues.
3422
3423         PR libstdc++/71036
3424         * src/filesystem/ops.cc (create_dir): Handle EEXIST from mkdir.
3425         * testsuite/experimental/filesystem/operations/create_directory.cc:
3426         New test.
3427
3428         PR libstdc++/71037
3429         * src/filesystem/ops.cc (canonical(const path&, const path&)): Add
3430         base path to exception.
3431         * testsuite/experimental/filesystem/operations/canonical.cc: Test
3432         paths contained in exception.
3433
3434         * testsuite/experimental/type_erased_allocator/2.cc: Remove unused
3435         using declaration.
3436
3437         PR libstdc++/71005
3438         * include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
3439         New type.
3440         (directory_iterator::operator++(int)): Return proxy.
3441         (recursive_directory_iterator::operator++(int)): Likewise.
3442         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
3443         Test post-increment.
3444         * testsuite/experimental/filesystem/iterators/
3445         recursive_directory_iterator.cc: Likewise.
3446
3447 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
3448
3449         PR libstdc++/71004
3450         * testsuite/experimental/filesystem/iterators/
3451         recursive_directory_iterator.cc: Fix test02 to not call member
3452         functions on invalid iterator, and use VERIFY not assert.
3453
3454 2016-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
3455
3456         Avoid endless run-time recursion for copying single-element
3457         tuples where the element type is by-value constructible
3458         from any type.
3459         * include/std/tuple (_NotSameTuple): New.
3460         * include/std/tuple (tuple(_UElements&&...): Use it.
3461         * testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc: New.
3462
3463 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
3464
3465         PR libstdc++/71004
3466         * include/experimental/bits/fs_dir.h (recursive_directory_iterator):
3467         Initialize scalar member variables in default constructor.
3468         * testsuite/experimental/filesystem/iterators/
3469         recursive_directory_iterator.cc: Test default construction.
3470
3471 2016-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3472
3473         * testsuite/lib/libstdc++.exp (libstdc++_init): Enable on *-*-solaris*.
3474
3475 2016-05-05  Jonathan Wakely  <jwakely@redhat.com>
3476
3477         * testsuite/experimental/filesystem/path/native/string.cc: Add
3478         dg-require-filesystem-ts directive.
3479
3480 2016-05-04  Jonathan Wakely  <jwakely@redhat.com>
3481
3482         PR libstdc++/70940
3483         * include/experimental/memory_resource
3484         (__resource_adaptor_imp::do_allocate): Do not default-construct
3485         rebound allocator.
3486         (__resource_adaptor_imp::do_deallocate): Likewise. Use
3487         allocator_traits to get pointer type.
3488         (__null_memory_resource::do_allocate): Remove unused parameters.
3489         (__null_memory_resource::do_deallocate): Likewise.
3490         (__null_memory_resource::do_is_equal): Likewise. Add return statement.
3491         * testsuite/experimental/type_erased_allocator/1.cc: Combine with ...
3492         * testsuite/experimental/type_erased_allocator/1_neg.cc: This, and
3493         move to ...
3494         * testsuite/experimental/memory_resource/1.cc: Here.
3495         * testsuite/experimental/memory_resource/null_memory_resource.cc: New.
3496         * testsuite/experimental/memory_resource/resource_adaptor.cc: New.
3497
3498 2016-04-29  Chris Gregory  <czipperz@gmail.com>
3499
3500         * config/*: Remove trailing whitespace.
3501         * src/*: Likewise.
3502         * testsuite/tr1/*: Likewise.
3503         * testsuite/util/*: Likewise.
3504
3505 2016-04-28  Jonathan Wakely  <jwakely@redhat.com>
3506
3507         PR libstdc++/70766
3508         * include/bits/basic_ios.tcc (basic_ios::_M_cache_locale): Use
3509         __addressof.
3510         * include/bits/stream_iterator.h (istream_iterator, ostream_iterator):
3511         Likewise.
3512         * include/std/atomic (atomic<_Tp>): Likewise.
3513         * include/std/shared_mutex (shared_lock): Likewise.
3514         * testsuite/24_iterators/istream_iterator/70766.cc: New test.
3515         * testsuite/24_iterators/ostream_iterator/70766.cc : New test.
3516         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
3517         * testsuite/29_atomics/atomic/70766.cc: New test.
3518         * testsuite/30_threads/shared_lock/70766.cc: New test.
3519
3520         * include/bits/hashtable_policy.h (__detail::_Insert_base,
3521         __detail::_Insert): Improve comments.
3522
3523 2016-04-27  Jonathan Wakely  <jwakely@redhat.com>
3524
3525         PR libstdc++/70767
3526         * include/std/limits: Update comments about DRs.
3527         (numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
3528         numeric_limits<const volatile _Tp>): Define unconditionally.
3529
3530 2016-04-24  Jonathan Wakely  <jwakely@redhat.com>
3531
3532         PR libstdc++/70762
3533         * testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
3534         static counter to return a different path on every call.
3535
3536 2016-04-22  Tim Shen  <timshen@google.com>
3537
3538         PR libstdc++/70745
3539         * include/bits/regex_executor.tcc (_Executor<>::_M_word_boundary):
3540         Fix the match_not_bow and match_not_eow behavior.
3541         * testsuite/28_regex/regression.cc: Add testcase.
3542
3543 2016-04-20  Jonathan Wakely  <jwakely@redhat.com>
3544
3545         PR libstdc++/69703
3546         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in,
3547         __codecvt_utf8_utf16_base<char16_t>::do_in): Fix mask operations.
3548
3549 2016-04-19  Jonathan Wakely  <jwakely@redhat.com>
3550
3551         PR libstdc++/69703
3552         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in):
3553         Override endianness bit in mode.
3554         * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
3555         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
3556         that little_endian mode is ignored.
3557         * testsuite/experimental/filesystem/path/native/string.cc: New test.
3558
3559         PR libstdc++/70609
3560         * src/filesystem/ops.cc (close_fd): New function.
3561         (do_copy_file): Set permissions before copying file contents. Check
3562         result of closing file descriptors. Don't copy streambuf when file
3563         is empty.
3564         (copy(const path&, const path&, copy_options, error_code&)): Use
3565         lstat for source file when copy_symlinks is set.
3566         * testsuite/experimental/filesystem/operations/copy.cc: Test copy().
3567
3568         * include/experimental/bits/fs_fwd.h (operator&, operator|, operator^,
3569         operator~ operator&=, operator|=, operator^=): Add noexcept to
3570         overloaded operators for copy_options, perms and directory_options.
3571         * src/filesystem/ops.cc (make_file_type, make_file_status,
3572         is_not_found_errno, file_time): Add noexcept.
3573
3574 2016-04-19  Edward Smith-Rowland  <3dw4rd@verizon.net>
3575
3576         * include/bits/c++14_warning.h: Do not refer C++14 as experimental.
3577
3578 2016-04-18  Jonathan Wakely  <jwakely@redhat.com>
3579
3580         PR libstdc++/41759
3581         * include/bits/random.h: Reword static assertion messages to state
3582         positive conditions.
3583         * include/bits/random.tcc: Likewise.
3584         * include/bits/uniform_int_dist.h: Likewise.
3585         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
3586         patterns.
3587
3588         * include/std/function (_Bind, _Bind_result): Remove unused typedefs.
3589
3590         * config/cpu/sh/atomicity.h: Fix typo in comment.
3591
3592         PR libstdc++/70294
3593         * include/std/thread (operator<, operator==): Move definitions to
3594         namespace-scope.
3595         * testsuite/30_threads/thread/id/70294.cc: New test.
3596
3597         * testsuite/18_support/bad_exception/23591_thread-1.c: Add
3598         -Wno-pedantic to dg-options.
3599         * testsuite/20_util/align/2.cc: Use type as operand of alignof.
3600         * testsuite/20_util/is_floating_point/value.cc: Add -Wno-pedantic
3601         to dg-options.
3602         * testsuite/20_util/specialized_algorithms/uninitialized_fill/32158.cc:
3603         Remove extra semi-colon.
3604         * testsuite/23_containers/array/tuple_interface/tuple_element.cc:
3605         Always supply second argument to static_assert.
3606         * testsuite/25_algorithms/lower_bound/no_operator_ne.cc: Remove extra
3607         semi-colon.
3608         * testsuite/26_numerics/complex/c99.cc: Add -Wno-pedantic to
3609         dg-options.
3610         * testsuite/26_numerics/complex/literals/values.cc: Likewise.
3611         * testsuite/29_atomics/atomic/60695.cc: Likewise.
3612         * testsuite/29_atomics/atomic/62259.cc: use __alignof__ instead of
3613         alignof when operand is an object not a type.
3614         * testsuite/decimal/ctor.cc: Add -Wno-pedantic to dg-options.
3615         * testsuite/decimal/make-decimal.cc: Likewise.
3616         * testsuite/experimental/type_traits/value.cc: Always supply second
3617         argument to static_assert.
3618         * testsuite/util/testsuite_common_types.h: Use __extension__ for
3619         __int128 types.
3620
3621         * testsuite/experimental/type_erased_allocator/1.cc: Don't include
3622         internal header.
3623         * testsuite/experimental/type_erased_allocator/1_neg.cc: Likewise.
3624         * testsuite/experimental/type_erased_allocator/2.cc: Likewise.
3625         * testsuite/experimental/type_erased_allocator/uses_allocator.cc:
3626         Likewise. Add licence and change to compile-only test.
3627
3628         * include/bits/locale_facets.h (ctype::do_narrow): Add attribute to
3629         unused parameter.
3630         * include/bits/regex_automaton.h (_NFA::_M_insert_alt): Likewise.
3631
3632         * include/ext/string_conversions.h (__stoa): Avoid -Wsign-compare
3633         warnings.
3634
3635 2016-04-17  Edward Smith-Rowland  <3dw4rd@verizon.net>
3636
3637         * include/bits/specfun.h: Trivial comment misspelling.
3638
3639 2016-04-14  Jason Merrill  <jason@redhat.com>
3640
3641         Revert Jonathan's empty ABI change from yesterday.
3642
3643 2016-04-13  Martin Sebor  <msebor@redhat.com>
3644
3645         PR c++/69517
3646         * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA
3647         upper bound is positive.
3648
3649 2016-04-13  Jonathan Wakely  <jwakely@redhat.com>
3650
3651         * include/bits/c++config (_GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES,
3652         _GLIBCXX_END_NAMESPACE_EMPTY_TYPES, _GLIBCXX_ABI_TAG_EMPTY): Define.
3653         * include/bits/hashtable.h (_Hashtable::_M_emplace): Change signatures
3654         of functions taking empty structs by value. Add a template parameter
3655         to overloads without hints. Rename overloads with hints to
3656         _M_emplace_hint.
3657         (_Hashtable::_M_erase(true_type, const_iterator),
3658         _Hashtable::_M_erase(false_type, const_iterator)): Change signatures
3659         by reordering parameters.
3660         * include/bits/hashtable_policy.h (_Insert::insert): Adjust to call
3661         _M_emplace_hint instead of _M_emplace.
3662         * include/bits/shared_ptr.h (shared_ptr(_Tp1*, _Deleter, _Alloc),
3663         shared_ptr(nullptr_t, _Deleter, _Alloc)): Use _GLIBCXX_ABI_TAG_EMPTY.
3664         * include/bits/shared_ptr_base.h (_Sp_counted_deleter, __shared_count,
3665         __shared_ptr): Likewise.
3666         * include/bits/stl_algo.h (replace_if): Likewise.
3667         * include/bits/stl_pair.h (piecewise_construct_t,
3668         piecewise_construct): Use _GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES.
3669         * include/bits/uses_allocator.h (allocator_arg_t, allocator_arg,
3670         __uses_alloc0): Likewise.
3671         * include/ext/pb_ds/assoc_container.hpp (basic_hash_table): Likewise.
3672         * testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error.
3673         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
3674         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
3675         * testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
3676         * testsuite/20_util/uses_allocator/cons_neg.cc: Likewise.
3677         * testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.
3678
3679 2016-04-12  Edward Smith-Rowland  <3dw4rd@verizon.net>
3680
3681         Document C++17/TR29124 C++ Special Math Functions.
3682         * include/bits/specfun.h: Add Doxygen markup.
3683
3684 2016-04-07  Jonathan Wakely  <jwakely@redhat.com>
3685
3686         * testsuite/30_threads/thread/70503.cc: Adjust from xfail to pass.
3687
3688 2016-04-06  Eric Botcazou  <ebotcazou@adacore.com>
3689
3690         * src/Makefile.am (libstdc++-symbols.ver): Remove useless /dev/null.
3691         * src/Makefile.in: Regenerate.
3692
3693 2016-04-05  Jonathan Wakely  <jwakely@redhat.com>
3694
3695         PR libstdc++/70554
3696         * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Don't test
3697         __atomic_fetch_add for bool.
3698         * configure: Regenerate.
3699
3700         * testsuite/30_threads/thread/70503.cc: Require -static to work.
3701
3702         PR libstdc++/70503
3703         * src/c++11/thread.cc (execute_native_thread_routine,
3704         execute_native_thread_routine_compat): Give internal linkage.
3705         * testsuite/30_threads/thread/70503.cc: New test.
3706
3707 2016-04-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
3708
3709         PR libstdc++/70437
3710         * include/bits/stl_pair.h (_ConstructiblePair,
3711         _ImplicitlyConvertiblePair, _MoveConstructiblePair,
3712         _ImplicitlyMoveConvertiblePair): Add shortcut conditions
3713         for same-type cases.
3714         * testsuite/20_util/pair/70437.cc: New.
3715
3716 2016-03-24  Jonathan Wakely  <jwakely@redhat.com>
3717
3718         PR libstdc++/69945
3719         * config/abi/pre/gnu.ver: Add new symbol.
3720         * libsupc++/eh_alloc.cc (__gnu_cxx::__freeres): Define.
3721         * testsuite/18_support/free_eh_pool.cc: New test.
3722
3723 2016-03-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3724
3725         * include/Makefile.am (install-freestanding-headers): Add
3726         concept_check.h and move.h to the installed headers.
3727         * include/Makefile.in: Regenerated.
3728         * include/bits/concept_check.h: Ignore _GLIBCXX_CONCEPT_CHECKS for
3729         freestanding implementations.
3730         * doc/xml/manual/using.xml (_GLIBCXX_CONCEPT_CHECKS): Mention
3731         that this macro has no effect for freestanding implementations.
3732         * doc/html/manual/using_macros.html: Likewise.
3733
3734 2016-02-24  Jonathan Wakely  <jwakely@redhat.com>
3735
3736         PR libstdc++/69939
3737         * include/experimental/tuple (__apply_impl): Qualify get and forward.
3738
3739 2016-02-23  Jonathan Wakely  <jwakely@redhat.com>
3740
3741         * doc/xml/manual/using.xml: Document __STDCPP_WANT_MATH_SPEC_FUNCS__.
3742         * doc/html/*: Regenerate.
3743
3744         PR libstdc++/69893
3745         * include/tr1/cmath (acosh, asinh, atanh, cbrt, copysign, erf, erfc,
3746         exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb, lgamma, llrint,
3747         llround, log1p, log2, logb, lrint, lround, nan, nearbyint, nextafter,
3748         nexttoward, remainder, remquo, rint, round, scalbln, scalbn, tgamma,
3749         trunc) [__cplusplus >= 201103L]: Import from namespace std.
3750         (fabs) [__cplusplus < 201103L]: Import from namespace std.
3751         * include/tr1/complex (acosh, asinh, atanh) [__cplusplus >= 201103L]:
3752         Likewise.
3753         * testsuite/tr1/headers/c++200x/complex.cc: Add std::fabs to global
3754         namespace before including TR1 headers.
3755         * testsuite/tr1/headers/c++200x/math.cc: New test.
3756
3757 2016-02-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3758
3759         PR libstdc++/69881
3760         * include/c_global/cstdarg: Undefine __need___va_list.
3761         * include/c_global/cstddef: Undefine all kinds of __need_*.
3762
3763 2016-02-16  Tim Shen  <timshen@google.com>
3764
3765         PR libstdc++/69794
3766         * include/bits/regex_scanner.h: Add different special character
3767         sets for grep and egrep regex.
3768         * include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
3769         * testsuite/28_regex/regression.cc: Add new testcase.
3770
3771 2016-02-08  Jonathan Wakely  <jwakely@redhat.com>
3772
3773         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Remove accidentally
3774         added 'constexpr' in previous commit.
3775         * configure: Regenerate.
3776
3777         PR libstdc++/48891
3778         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Enable isinf and isnan
3779         checks for all targets except *-*-solaris2.* and ensure we find the
3780         libc math.h header not our own.
3781         * configure: Regenerate.
3782
3783 2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
3784
3785         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt (FUNC):
3786         New file.  Copied over from s390-linux-gnu.
3787
3788 2016-02-04  Jonathan Wakely  <jwakely@redhat.com>
3789
3790         PR libstdc++/69626
3791         * acinclude.m4 (GLIBCXX_ENABLE_C99): Check C99 stdlib.h functions
3792         with -std=c++98 and define _GLIBCXX98_USE_C99_STDLIB.
3793         * config.h.in: Regenerate.
3794         * configure: Regenerate.
3795         * testsuite/21_strings/c_strings/char/69626.cc: New.
3796
3797         * doc/html/index.html: Regenerate.
3798
3799         * doc/xml/manual/containers.xml: Add cross-reference to Dual ABI.
3800         * doc/xml/manual/spine.xml: Update copyright years and author blurb.
3801         * doc/html/*: Regenerate.
3802
3803 2016-02-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3804
3805         PR libstdc++/69581
3806         * include/c_compatibility/math.h: Move header guards.
3807         * include/c_compatibility/stdlib.h: Likewise.
3808
3809 2016-01-29  Jonathan Wakely  <jwakely@redhat.com>
3810
3811         PR libstdc++/69506
3812         * config/os/newlib/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3813
3814 2016-01-28  John David Anglin  <danglin@gcc.gnu.org>
3815
3816         PR libstdc++/69450
3817         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Split check for obsolete
3818         isinf and isnan functions into two independent checks.  Check on hpux.
3819         * config.h.in: Regenerate.
3820         * configure: Regenerate.
3821         * include/c_global/cmath (isinf(double), isnan(double)): Use
3822         _GLIBCXX_HAVE_OBSOLETE_ISINF and _GLIBCXX_HAVE_OBSOLETE_ISNAN,
3823         respectively.
3824
3825 2016-01-27  Jakub Jelinek  <jakub@redhat.com>
3826
3827         * testsuite/libstdc++-prettyprinters/whatis.cc: Include <random>.
3828
3829 2016-01-27  Jonathan Wakely  <jwakely@redhat.com>
3830
3831         PR libstdc++/69295
3832         * testsuite/ext/special_functions/hyperg/check_value.cc: Use
3833         -ffp-contract=off, and -ffloat-store to disable excess precision.
3834         * testsuite/special_functions/02_assoc_legendre/check_value.cc: Use
3835         -ffp-contract=off.
3836
3837 2016-01-26  Jonathan Wakely  <jwakely@redhat.com>
3838
3839         PR libstdc++/69478
3840         * include/bits/stl_algobase.h (__copy_move<_IsMove, true,
3841         random_access_iterator_tag>): Check is_move_assignable when moving.
3842         (__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
3843         Likewise.
3844         * testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
3845         * testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
3846         * testsuite/25_algorithms/move/69478.cc: New.
3847         * testsuite/25_algorithms/move_backward/69478.cc: new.
3848
3849 2016-01-26  Andris Pavenis  <andris.pavenis@iki.fi>
3850
3851         * include/c_compatibility/stdlib.h: Include wide character related
3852         definitions only when they are available in cstdlib.
3853
3854 2016-01-25  Jonathan Wakely  <jwakely@redhat.com>
3855
3856         PR libstdc++/69464
3857         * include/Makefile.am: Add new header.
3858         * include/Makefile.in: Regenerate.
3859         * include/bits/random.h (uniform_int_distribution): Move to
3860         bits/uniform_int_dist.h.
3861         * include/bits/random.tcc (uniform_int_distribution::operator(),
3862         uniform_int_distribution::__generate_impl): Likewise.
3863         * include/bits/uniform_int_dist.h: New header.
3864         * include/bits/stl_algo.h [__cplusplus >= 201103L]: Include
3865         <bits/uniform_int_dist.h> instead of <random>.
3866         * testsuite/20_util/specialized_algorithms/uninitialized_copy/
3867         move_iterators/1.cc: Include correct header for uninitialized_copy.
3868         * testsuite/20_util/specialized_algorithms/uninitialized_copy_n/
3869         move_iterators/1.cc: Likewise.
3870         * testsuite/25_algorithms/nth_element/58800.cc: Include correct
3871         header for vector.
3872         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lines.
3873
3874 2016-01-23  John David Anglin  <danglin@gcc.gnu.org>
3875
3876         PR libstdc++/69446
3877         * config/os/hpux/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3878
3879 2016-01-22  Edward Smith-Rowland  <3dw4rd@verizon.net>
3880
3881         TR29124 C++ Special Math - <math.h> pulls funcs into global namespace.
3882         * include/c_compatibility/math.h: Import the TR29124 functions
3883         into the global namespace.
3884         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: Remove
3885         xfail and make compile-only.
3886         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: Ditto.
3887         * testsuite/special_functions/03_beta/compile_2.cc: Ditto.
3888         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Ditto.
3889         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Ditto.
3890         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Ditto.
3891         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Ditto.
3892         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Ditto.
3893         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Ditto.
3894         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: Ditto.
3895         * testsuite/special_functions/11_ellint_1/compile_2.cc: Ditto.
3896         * testsuite/special_functions/12_ellint_2/compile_2.cc: Ditto.
3897         * testsuite/special_functions/13_ellint_3/compile_2.cc: Ditto.
3898         * testsuite/special_functions/14_expint/compile_2.cc: Ditto.
3899         * testsuite/special_functions/15_hermite/compile_2.cc: Ditto.
3900         * testsuite/special_functions/16_laguerre/compile_2.cc: Ditto.
3901         * testsuite/special_functions/17_legendre/compile_2.cc: Ditto.
3902         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: Ditto.
3903         * testsuite/special_functions/19_sph_bessel/compile_2.cc: Ditto.
3904         * testsuite/special_functions/20_sph_legendre/compile_2.cc: Ditto.
3905         * testsuite/special_functions/21_sph_neumann/compile_2.cc: Ditto.
3906
3907 2016-01-22  Jonathan Wakely  <jwakely@redhat.com>
3908
3909         PR libstdc++/69116
3910         * include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
3911         define result_type for types which can be safely used with valarrays.
3912         * testsuite/26_numerics/valarray/69116.cc: New.
3913
3914         PR libstdc++/69413
3915         * config/os/gnu-linux/os_defines.h: Define
3916         _GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC.
3917         * include/c_global/cmath (isinf, isnan): Check it.
3918         * doc/xml/manual/internals.xml: Document it.
3919         * doc/html/*: Regenerate.
3920
3921 2016-01-21  Jonathan Wakely  <jwakely@redhat.com>
3922
3923         PR libstdc++/69406
3924         * include/bits/cpp_type_traits.h: Ensure C++ language linkage.
3925         * include/ext/type_traits.h: Likewise.
3926         * testsuite/17_intro/headers/c++2011/linkage.cc: Check autoconf macros
3927         for presence of C headers.
3928         * testsuite/ext/type_traits/add_unsigned_floating_neg.cc: Adjust
3929         dg-error line number.
3930         * testsuite/ext/type_traits/add_unsigned_integer_neg.cc: Likewise.
3931         * testsuite/ext/type_traits/remove_unsigned_floating_neg.cc: Likewise.
3932         * testsuite/ext/type_traits/remove_unsigned_integer_neg.cc: Likewise.
3933
3934 2016-01-20  Torvald Riegel  <triegel@redhat.com>
3935
3936         PR libstdc++/69310
3937         * config/os/bsd/darwin/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
3938
3939 2016-01-20  Jonathan Wakely  <jwakely@redhat.com>
3940
3941         PR libstdc++/60401
3942         * include/c_compatibility/math.h (acosh, asinh, atanh, acbrt,
3943         copysign, erf, erfc, exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb,
3944         lgamma, llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
3945         nextafter, nexttoward, remainder, remquo, rint, round, scalbln, scalbn,
3946         tgamma, trunc) [__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]:
3947         Add using declarations.
3948         * testsuite/26_numerics/headers/cmath/60401.cc: New.
3949
3950         PR libstdc++/69386
3951         * include/c_global/ccomplex: Ensure C++ language linkage.
3952         * include/c_global/cmath: Likewise.
3953         * include/c_global/cstdlib: Likewise.
3954         * include/c_global/ctgmath: Likewise.
3955         * testsuite/17_intro/headers/c++2011/linkage.cc: New.
3956
3957 2016-01-19  Jonathan Wakely  <jwakely@redhat.com>
3958
3959         PR libstdc++/14608
3960         PR libstdc++/60401
3961         * include/Makefile.am: Use c_compatibility math.h and stdlib.h for
3962         --enable-cheaders=c_global configs.
3963         * include/Makefile.in: Regenerate.
3964         * include/c_compatibility/math.h: Remove obsolete _GLIBCXX_NAMESPACE_C
3965         test and allow inclusion from C files.
3966         * include/c_compatibility/stdlib.h: Likewise. Support freestanding.
3967         (at_quick_exit, quick_exit): Add using directives.
3968         * include/c_global/cmath: Use #include_next for math.h.
3969         * include/c_global/cstdlib: Use #include_next for stdlib.h.
3970         * testsuite/26_numerics/headers/cmath/14608.cc: New.
3971         * testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc:
3972         Remove xfail for most targets.
3973         * testsuite/26_numerics/headers/cstdlib/60401.cc: New.
3974
3975 2016-01-18  Torvald Riegel  <triegel@redhat.com>
3976
3977         * include/bits/c++config (_GLIBCXX_USE_WEAK_REF): New.
3978         (_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN): Use _GLIBCXX_USE_WEAK_REF
3979         and move after its definition.
3980         * config/os/aix/os_defines.h (_GLIBCXX_USE_WEAK_REF): Override.
3981         * src/c++11/cow-stdexcept.cc: Use _GLIBCXX_USE_WEAK_REF instead of
3982         __GXX_WEAK__, and only provide transactional clones if
3983         _GLIBCXX_USE_WEAK_REF is true.  Don't provide stubs of libitm
3984         functions.
3985
3986 2016-01-18  Jonathan Wakely  <jwakely@redhat.com>
3987
3988         PR libstdc++/60637
3989         * testsuite/26_numerics/headers/cmath/60637.cc: Add test.
3990
3991         PR libstdc++/69243
3992         * include/std/functional (_Function_base::_M_not_empty_function):
3993         Change overloads for pointers to take arguments by value.
3994         * testsuite/20_util/function/cons/57465.cc: Add tests for
3995         pointer-to-member cases.
3996
3997         PR libstdc++/69340
3998         * src/c++11/cow-stdexcept.cc (_txnal_cow_string_C1_for_exceptions):
3999         Use macros for exception handling and fix unused parameter warning.
4000
4001 2016-01-17  John David Anglin  <danglin@gcc.gnu.org>
4002
4003         PR libstdc++/68734
4004         * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
4005
4006 2016-01-17  Torvald Riegel  <triegel@redhat.com>
4007
4008         * src/c++11/cow-stdexcept.cc (txnal_read_ptr): Fix static_assert.
4009
4010 2016-01-16  H.J. Lu  <hongjiu.lu@intel.com>
4011
4012         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add
4013         __int128 symbols.
4014
4015 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
4016
4017         PR libstdc++/69293
4018         * include/bits/uses_allocator.h (__uses_alloc<true, ...>): Add
4019         static assertion that type is constructible from the arguments.
4020         * testsuite/20_util/scoped_allocator/69293_neg.cc: New.
4021         * testsuite/20_util/uses_allocator/69293_neg.cc: New.
4022         * testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error.
4023
4024         PR libstdc++/69294
4025         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
4026         and isnan on AIX. Quote variables.
4027         * configure: Regenerate.
4028
4029 2016-01-15  Torvald Riegel  <triegel@redhat.com>
4030
4031         * include/bits/basic_string.h (basic_string): Declare friends.
4032         * include/bits/c++config (_GLIBCXX_TXN_SAFE,
4033         _GLIBCXX_TXN_SAFE_DYN, _GLIBCXX_USE_ALLOCATOR_NEW): New.
4034         * include/std/stdexcept (logic_error, domain_error, invalid_argument,
4035         length_error, out_of_range, runtime_error, range_error,
4036         underflow_error, overflow_error): Declare members as transaction-safe.
4037         (logic_error, runtime_error): Declare friend functions.
4038         * libsupc++/exception (exception, bad_exception): Declare members as
4039         transaction-safe.
4040         * src/c++11/cow-stdexcept.cc: Define transactional clones for the
4041         transaction-safe members of exceptions and helper functions.
4042         * libsupc++/eh_exception.cc: Adjust and define transactional clones.
4043         * config/abi/pre/gnu.ver (GLIBCXX_3.4.22) Add transactional clones.
4044         (CXXABI_1.3.10): New.
4045         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): New.
4046         (GLIBCXX_ENABLE_ALLOCATOR): Set ENABLE_ALLOCATOR_NEW.
4047         * configure.ac: Call GLIBCXX_CHECK_SIZE_T_MANGLING.
4048         * include/Makefile.am: Write ENABLE_ALLOCATOR_NEW to c++config.h.
4049         * include/Makefile.in: Regenerate.
4050         * config.h.in: Regenerate.
4051         * configure: Regenerate.
4052         * testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.10.
4053
4054 2016-01-15  Steve Ellcey  <sellcey@imgtec.com>
4055
4056         * include/ext/random.tcc: Use __builtin_isfinite instead of
4057         std::isfinite.
4058
4059 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
4060
4061         * include/bits/std_mutex.h: Fix Doxygen @file name.
4062
4063 2016-01-14  Edward Smith-Rowland  <3dw4rd@verizon.net>
4064             Jonathan Wakely  <jwakely@redhat.com>
4065             Florian Goth <CaptainSifff@gmx.de>
4066
4067         Implement TR29124 C++ special Math Functions.
4068         * include/Makefile.am: Add new headers.
4069         * include/Makefile.in: Regenerate.
4070         * include/bits/specfun.h: New.
4071         * include/c_global/cmath: Adjust for both tr1 and tr29124 maths.
4072         * include/tr1/bessel_function.tcc: Ditto.
4073         * include/tr1/beta_function.tcc: Ditto.
4074         * include/tr1/cmath: Ditto.
4075         * include/tr1/ell_integral.tcc: Ditto.
4076         * include/tr1/exp_integral.tcc: Ditto.
4077         * include/tr1/gamma.tcc: Ditto.
4078         * include/tr1/hypergeometric.tcc: Ditto.
4079         * include/tr1/legendre_function.tcc: Ditto.
4080         * include/tr1/modified_bessel_func.tcc: Ditto.
4081         * include/tr1/poly_hermite.tcc: Ditto.
4082         * include/tr1/poly_laguerre.tcc: Ditto.
4083         * include/tr1/riemann_zeta.tcc: Ditto.
4084         * include/tr1/special_function_util.h: Ditto.
4085         * testsuite/ext/special_functions/conf_hyperg: New.
4086         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: New.
4087         * testsuite/ext/special_functions/conf_hyperg/check_value.cc: New.
4088         * testsuite/ext/special_functions/conf_hyperg/compile.cc: New.
4089         * testsuite/ext/special_functions/hyperg: New.
4090         * testsuite/ext/special_functions/hyperg/check_nan.cc: New.
4091         * testsuite/ext/special_functions/hyperg/check_value.cc: New.
4092         * testsuite/ext/special_functions/hyperg/compile.cc: New.
4093         * testsuite/libstdc++-dg/conformance.exp: Add special_functions directory.
4094         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc: New.
4095         * testsuite/special_functions/01_assoc_laguerre/check_value.cc: New.
4096         * testsuite/special_functions/01_assoc_laguerre/compile.cc: New.
4097         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: New.
4098         * testsuite/special_functions/02_assoc_legendre/check_nan.cc: New.
4099         * testsuite/special_functions/02_assoc_legendre/check_value.cc: New.
4100         * testsuite/special_functions/02_assoc_legendre/compile.cc: New.
4101         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: New.
4102         * testsuite/special_functions/03_beta/check_nan.cc: New.
4103         * testsuite/special_functions/03_beta/check_value.cc: New.
4104         * testsuite/special_functions/03_beta/compile.cc: New.
4105         * testsuite/special_functions/03_beta/compile_2.cc: New.
4106         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc: New.
4107         * testsuite/special_functions/04_comp_ellint_1/check_value.cc: New.
4108         * testsuite/special_functions/04_comp_ellint_1/compile.cc: New.
4109         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: New.
4110         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc: New.
4111         * testsuite/special_functions/05_comp_ellint_2/check_value.cc: New.
4112         * testsuite/special_functions/05_comp_ellint_2/compile.cc: New.
4113         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: New.
4114         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc: New.
4115         * testsuite/special_functions/06_comp_ellint_3/check_value.cc: New.
4116         * testsuite/special_functions/06_comp_ellint_3/compile.cc: New.
4117         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: New.
4118         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: New.
4119         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc: New.
4120         * testsuite/special_functions/07_cyl_bessel_i/compile.cc: New.
4121         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: New.
4122         * testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: New.
4123         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: New.
4124         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc: New.
4125         * testsuite/special_functions/08_cyl_bessel_j/compile.cc: New.
4126         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: New.
4127         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: New.
4128         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc: New.
4129         * testsuite/special_functions/09_cyl_bessel_k/compile.cc: New.
4130         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: New.
4131         * testsuite/special_functions/10_cyl_neumann/check_nan.cc: New.
4132         * testsuite/special_functions/10_cyl_neumann/check_value.cc: New.
4133         * testsuite/special_functions/10_cyl_neumann/compile.cc: New.
4134         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: New.
4135         * testsuite/special_functions/11_ellint_1/check_nan.cc: New.
4136         * testsuite/special_functions/11_ellint_1/check_value.cc: New.
4137         * testsuite/special_functions/11_ellint_1/compile.cc: New.
4138         * testsuite/special_functions/11_ellint_1/compile_2.cc: New.
4139         * testsuite/special_functions/12_ellint_2/check_nan.cc: New.
4140         * testsuite/special_functions/12_ellint_2/check_value.cc: New.
4141         * testsuite/special_functions/12_ellint_2/compile.cc: New.
4142         * testsuite/special_functions/12_ellint_2/compile_2.cc: New.
4143         * testsuite/special_functions/13_ellint_3/check_nan.cc: New.
4144         * testsuite/special_functions/13_ellint_3/check_value.cc: New.
4145         * testsuite/special_functions/13_ellint_3/compile.cc: New.
4146         * testsuite/special_functions/13_ellint_3/compile_2.cc: New.
4147         * testsuite/special_functions/14_expint/check_nan.cc: New.
4148         * testsuite/special_functions/14_expint/check_value.cc: New.
4149         * testsuite/special_functions/14_expint/compile.cc: New.
4150         * testsuite/special_functions/14_expint/compile_2.cc: New.
4151         * testsuite/special_functions/15_hermite/check_nan.cc: New.
4152         * testsuite/special_functions/15_hermite/check_value.cc: New.
4153         * testsuite/special_functions/15_hermite/compile.cc: New.
4154         * testsuite/special_functions/15_hermite/compile_2.cc: New.
4155         * testsuite/special_functions/16_laguerre/check_nan.cc: New.
4156         * testsuite/special_functions/16_laguerre/check_value.cc: New.
4157         * testsuite/special_functions/16_laguerre/compile.cc: New.
4158         * testsuite/special_functions/16_laguerre/compile_2.cc: New.
4159         * testsuite/special_functions/17_legendre/check_nan.cc: New.
4160         * testsuite/special_functions/17_legendre/check_value.cc: New.
4161         * testsuite/special_functions/17_legendre/compile.cc: New.
4162         * testsuite/special_functions/17_legendre/compile_2.cc: New.
4163         * testsuite/special_functions/18_riemann_zeta/check_nan.cc: New.
4164         * testsuite/special_functions/18_riemann_zeta/check_value.cc: New.
4165         * testsuite/special_functions/18_riemann_zeta/compile.cc: New.
4166         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: New.
4167         * testsuite/special_functions/19_sph_bessel/check_nan.cc: New.
4168         * testsuite/special_functions/19_sph_bessel/check_value.cc: New.
4169         * testsuite/special_functions/19_sph_bessel/compile.cc: New.
4170         * testsuite/special_functions/19_sph_bessel/compile_2.cc: New.
4171         * testsuite/special_functions/20_sph_legendre/check_nan.cc: New.
4172         * testsuite/special_functions/20_sph_legendre/check_value.cc: New.
4173         * testsuite/special_functions/20_sph_legendre/compile.cc: New.
4174         * testsuite/special_functions/20_sph_legendre/compile_2.cc: New.
4175         * testsuite/special_functions/21_sph_neumann/check_nan.cc: New.
4176         * testsuite/special_functions/21_sph_neumann/check_value.cc: New.
4177         * testsuite/special_functions/21_sph_neumann/compile.cc: New.
4178         * testsuite/special_functions/21_sph_neumann/compile_2.cc: New.
4179         * testsuite/util/specfun_testcase.h: New.
4180         * testsuite/tr1/5_numerical_facilities/special_functions/08_cyl_bessel_i/check_value.cc: More testcases.
4181         * testsuite/tr1/5_numerical_facilities/special_functions/09_cyl_bessel_j/check_value.cc: Ditto.
4182         * testsuite/tr1/5_numerical_facilities/special_functions/10_cyl_bessel_k/check_value.cc: Ditto.
4183         * testsuite/tr1/5_numerical_facilities/special_functions/11_cyl_neumann/check_value.cc: Ditto.
4184         * testsuite/tr1/5_numerical_facilities/special_functions/21_sph_bessel/check_value.cc: Ditto.
4185         * testsuite/tr1/5_numerical_facilities/special_functions/23_sph_neumann/check_value.cc: Ditto.
4186         * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc: New.
4187
4188 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
4189
4190         PR libstdc++/48891
4191         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
4192         and isnan functions.
4193         * config.h.in: Regenerate.
4194         * configure: Regenerate.
4195         * include/c_global/cmath (isinf(double), isnan(double))
4196         [_GLIBCXX_HAVE_OBSOLETE_ISINF_ISNAN]: Import via using-directive.
4197         * testsuite/26_numerics/headers/cmath/48891.cc: New.
4198
4199 2016-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4200
4201         PR libstdc++/66006
4202         * configure.host (abi_baseline_pair): Use separate baseline for
4203         Solaris 11+ and Solaris 10 with gld.
4204         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: New file.
4205         * config/abi/post/solaris2.11/baseline_symbols.txt: New file.
4206         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: New file.
4207
4208 2016-01-12  Daniel Kruegler  <daniel.kruegler@gmail.com>
4209
4210         PR libstdc++/68877
4211         * include/std/type_traits: Following N4511, reimplement __is_swappable
4212         and __is_nothrow_swappable. Move __is_swappable to namespace std,
4213         adjust callers. Use __is_nothrow_swappable in swap.
4214         * include/bits/move.h: Use __is_nothrow_swappable in swap.
4215         * testsuite/20_util/is_nothrow_swappable/value.cc: Extend; remove
4216         __is_swappable related tests.
4217         * testsuite/20_util/is_swappable/value.cc: New.
4218         * testsuite/20_util/is_swappable/requirements/
4219         explicit_instantiation.cc: New.
4220         * testsuite/20_util/is_swappable/requirements/typedefs.cc: New.
4221         * testsuite/25_algorithms/swap/68877.cc: New.
4222
4223 2016-01-12  Jonathan Wakely  <jwakely@redhat.com>
4224
4225         * testsuite/20_util/function/68995.cc: Test reference_wrapper cases.
4226
4227         PR libstdc++/69005
4228         PR libstdc++/69222
4229         * include/std/functional (function::_Invoke): Remove, use result_of.
4230         (function::_Callable): Replace alias template with class template
4231         and use partial specialization instead of _NotSelf alias template.
4232         (function(_Functor)): Add "not self" constraint so that _Callable is
4233         not used while type is incomplete.
4234         * testsuite/20_util/function/69222.cc: New.
4235
4236 2016-01-11  Jonathan Wakely  <jwakely@redhat.com>
4237
4238         PR libstdc++/60976
4239         * include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
4240         Define partial specialization.
4241         * testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
4242         destroy members to std::allocator explicit specialization.
4243
4244 2016-01-08  Jonathan Wakely  <jwakely@redhat.com>
4245
4246         * testsuite/26_numerics/headers/cmath/
4247         c99_classification_macros_c++.cc: Rename to ...
4248         * testsuite/26_numerics/headers/cmath/
4249         c99_classification_macros_c++98.cc: Here and add -std=gnu++98.
4250         * testsuite/26_numerics/headers/cmath/
4251         c99_classification_macros_c++0x.cc: Rename to ...
4252         * testsuite/26_numerics/headers/cmath/
4253         c99_classification_macros_c++11.cc: Here.
4254
4255         PR libstdc++/69190
4256         * include/bits/uses_allocator.h: Add missing include.
4257
4258 2016-01-07  Jonathan Wakely  <jwakely@redhat.com>
4259
4260         PR libstdc++/69105
4261         PR libstdc++/69106
4262         PR libstdc++/69114
4263         * include/bits/stl_iterator.h (back_insert_iterator,
4264         front_insert_iterator, insert_iterator): Use __addressof (LWG 2324).
4265         * include/bits/uses_allocator.h (__use_alloc): Use __addressof.
4266         * include/std/future (__future::base::_State_baseV2::__setter):
4267         Likewise.
4268         * include/std/scoped_allocator (__outermost): Likewise.
4269         * testsuite/20_util/scoped_allocator/69114.cc: New.
4270         * testsuite/20_util/uses_allocator/69114.cc: New.
4271         * testsuite/30_threads/promise/69106.cc: New.
4272
4273 2016-01-06  Jonathan Wakely  <jwakely@redhat.com>
4274
4275         PR libstdc++/69092
4276         * include/bits/basic_string.h (basic_string::_S_copy_chars<_Iterator>):
4277         Remove _GLIBCXX_NOEXCEPT.
4278         testsuite/21_strings/basic_string/cons/char/69092.cc: New.
4279
4280         * include/Makefile.am: Adjust.
4281         * include/Makefile.in: Regenerate.
4282         * include/bits/mutex.h: Rename to bits/std_mutex.h.
4283         * include/std/condition_variable: Adjust include.
4284         * include/std/mutex: Likewise.
4285
4286 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
4287
4288         Update copyright years.
4289 \f
4290 Copyright (C) 2016 Free Software Foundation, Inc.
4291
4292 Copying and distribution of this file, with or without modification,
4293 are permitted in any medium without royalty provided the copyright
4294 notice and this notice are preserved.