libstdc++-v3/ChangeLog

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