libstdc++-v3/ChangeLog

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