libstdc++-v3/ChangeLog

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