libstdc++-v3/ChangeLog

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