libstdc++-v3/ChangeLog

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