libstdc++-v3/ChangeLog

   1 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
   2
   3         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
   4         * include/tr1/exp_integral.tcc: Increase iteration limits.
   5         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
   6         pr68397.cc: New test.
   7         * testsuite/special_functions/14_expint/pr68397.cc: New test.
   8
   9 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
  10
  11         PR libstdc++/79862
  12         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
  13         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
  14         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
  15         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
  16         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
  17         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
  18         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
  19         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
  20         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
  21         define.
  22
  23 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
  24
  25         * doc/xml/manual/abi.xml: Rephrase one of the references to the
  26         Itanium C++ ABI.
  27         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
  28         * doc/html/*: Regenerate.
  29
  30         * libsupc++/new: Update comment on #endif directive.
  31
  32         PR libstdc++/80448
  33         * include/experimental/bits/fs_dir.h (directory_iterator)
  34         (recursive_directory_iterator): Remove noexcept from defaulted
  35         constructors.
  36
  37         PR libstdc++/80446
  38         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
  39         * libsupc++/new (launder): Likewise.
  40
  41 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
  42
  43         * include/std/functional (default_searcher, __boyer_moore_array_base)
  44         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
  45         (boyer_moore_horspool_searcher): Remove redundant namespace
  46         qualification.
  47         (default_searcher::operator()): Construct return value early and
  48         advance second member in-place.
  49         (boyer_moore_horspool_searcher::operator()): Increment random access
  50         iterator directly instead of using std::next.
  51         (boyer_moore_searcher::operator()): Fix return value.
  52         * testsuite/20_util/function_objects/searchers.cc: Check both parts
  53         of return values.
  54
  55 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
  56
  57         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
  58         * doc/xml/manual/abi.xml. Ditto (thrice).
  59
  60 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
  61
  62         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
  63         * doc/html/*: Regenerate.
  64
  65         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
  66         that no longer fail.
  67
  68         * include/bits/ios_base.h: Correct comment.
  69         * testsuite/util/testsuite_hooks.h: Likewise.
  70
  71         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
  72         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
  73         directories for debug, parallel and profile headers.
  74         * doc/html/*: Regenerate.
  75
  76         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
  77         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
  78         (std::char_traits<char>, std::char_traits<wchar_t>): Add
  79         _GLIBCXX17_CONSTEXPR on assign.
  80         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
  81         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
  82         * testsuite/21_strings/char_traits/requirements/
  83         constexpr_functions_c++17.cc: New test.
  84
  85 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
  86
  87         PR libstdc++/79141
  88         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
  89         (operator=(typename conditional<
  90         __and_<is_copy_assignable<_T1>,
  91         is_copy_assignable<_T2>>::value,
  92         const pair&, const __nonesuch&>::type)): Change __nonesuch
  93         to __nonesuch_no_braces.
  94         (operator=(typename conditional<
  95         __not_<__and_<is_copy_assignable<_T1>,
  96         is_copy_assignable<_T2>>>::value,
  97         const pair&, const __nonesuch&>::type)): Likewise.
  98         (operator=(typename conditional<
  99         __and_<is_move_assignable<_T1>,
 100         is_move_assignable<_T2>>::value,
 101         pair&&, __nonesuch&&>::type)): Likewise.
 102         * testsuite/20_util/pair/79141.cc: New.
 103
 104 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 105
 106         Implement std::is_aggregate.
 107         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
 108         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
 109         New.
 110         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
 111         * testsuite/20_util/is_aggregate/value.cc: Likewise.
 112
 113 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 114
 115         Adjust optional's pretty printer for LWG 2900.
 116         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
 117         Look at the nested payload in case of non-experimental optional.
 118
 119 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 120
 121         Implement LWG 2900, The copy and move constructors
 122         of optional are not constexpr.
 123         * include/std/optional (_Optional_payload): New.
 124         (_Optional_base): Remove the bool parameter.
 125         (_Optional_base<_Tp, false>): Remove.
 126         (_Optional_base()): Adjust.
 127         (_Optional_base(nullopt_t)): Likewise.
 128         (_Optional_base(in_place_t, _Args&&...)): Likewise.
 129         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
 130         Likewise.
 131         (_Optional_base(const _Optional_base&)): Likewise.
 132         (_Optional_base(_Optional_base&&)): Likewise.
 133         (operator=(const _Optional_base&)): Likewise.
 134         (operator=(_Optional_base&&)): Likewise.
 135         (~_Optional_base()): Remove.
 136         (_M_is_engaged()): Adjust.
 137         (_M_get()): Likewise.
 138         (_M_construct(_Args&&...)): Likewise.
 139         (_M_destruct()): Likewise.
 140         (_M_reset()): Likewise.
 141         (_Optional_base::_Empty_byte): Remove.
 142         (_Optional_base::_M_empty): Remove.
 143         (_Optional_base::_M_payload): Adjust.
 144         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 145         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
 146
 147 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
 148
 149         PR libstdc++/80137
 150         * include/bits/random.tcc (generate_canonical): Use std::nextafter
 151         or numeric_limits::epsilon() to reduce out-of-range values.
 152         * testsuite/26_numerics/random/uniform_real_distribution/operators/
 153         64351.cc: Verify complexity requirement is met.
 154
 155         * doc/xml/manual/abi.xml: Add xml:id anchor.
 156         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
 157         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
 158         (concurrency.io.structure): Add markup.
 159         * doc/html/*: Regenerate.
 160
 161         PR libstdc++/80229
 162         * include/bits/shared_ptr_base.h
 163         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
 164         non-const and then use remove_cv to get unqualified type.
 165         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
 166         cast away constness on object created const.
 167         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
 168
 169 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
 170
 171         PR libstdc++/80183
 172         * include/bits/stl_tree.h:
 173         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
 174
 175 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
 176
 177         * testsuite/23_containers/array/tuple_interface/
 178         tuple_element_debug_neg.cc: Adjust dg-error.
 179         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
 180         define a valid strict weak ordering.
 181         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
 182         Debug Mode, due to debug checks making extra copies of predicate.
 183         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 184         Likewise.
 185
 186         * doc/xml/faq.xml: Add link.
 187         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
 188         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
 189         * doc/xml/manual/io.xml: Update broken link.
 190         * doc/html/*: Regenerate.
 191
 192 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
 193
 194         Implement LWG 2686, Why is std::hash specialized for error_code,
 195         but not error_condition?
 196         * include/std/system_error (hash<error_condition>): Define for C++17.
 197         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
 198         Instantiate test for error_condition.
 199         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
 200         (hash<error_condition>): Instantiate hash<error_condition>.
 201
 202         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
 203         * include/bits/regex_constants.h (All std::regex_constants constants):
 204         Add _GLIBCXX17_INLINE as per P0607R0.
 205         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
 206         Likewise.
 207         * include/bits/stl_pair.h (piecewise_construct): Likewise.
 208         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
 209         (__is_uses_allocator_constructible_v)
 210         (__is_nothrow_uses_allocator_constructible_v): Likewise.
 211         * include/std/chrono (treat_as_floating_point_v): Likewise.
 212         * include/std/functional (is_bind_expression_v, is_placeholder_v):
 213         Likewise.
 214         * include/std/optional (nullopt): Likewise.
 215         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
 216         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
 217         * include/std/system_error (is_error_code_enum_v)
 218         (is_error_condition_enum_v): Likewise.
 219         * include/std/tuple (tuple_size_v, ignore): Likewise.
 220         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
 221         constexpr as per LWG 2933.
 222         * include/std/type_traits (All variable templates): Add
 223         _GLIBCXX17_INLINE as per P0607R0.
 224         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
 225         (__tuple_count_v, __exactly_once): Likewise.
 226         * testsuite/18_support/headers/new/synopsis.cc
 227         (hardware_destructive_interference_size)
 228         (hardware_constructive_interference_size): Likewise for commented-out
 229         variables.
 230         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
 231         test function for constexpr std::ignore (LWG 2773).
 232         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
 233         test for LWG 2933.
 234
 235 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
 236
 237         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
 238         guides for C++17.
 239         * include/bits/std_function.h (function): Likewise.
 240         * include/bits/stl_pair.h (pair): Likewise.
 241         * include/debug/array (__gnu_debug::array): Likewise.
 242         * include/std/array (array): Likewise.
 243         * include/std/functional (make_default_searcher)
 244         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
 245         Remove generator functions.
 246         * include/std/tuple (tuple): Add deduction guides.
 247         * include/std/valarray (valarray): Likewise.
 248         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
 249         class template argument deduction instead of generator functions.
 250         * testsuite/20_util/function/cons/deduction.cc: New test.
 251         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
 252         * testsuite/20_util/optional/cons/deduction.cc: ... here.
 253         * testsuite/20_util/pair/cons/deduction.cc: New test.
 254         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
 255         * testsuite/20_util/tuple/cons/deduction.cc: New test.
 256         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
 257         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
 258         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
 259         * testsuite/23_containers/array/cons/deduction.cc: New test.
 260         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
 261         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
 262         Adjust dg-error.
 263         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
 264         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
 265         Likewise.
 266         * testsuite/26_numerics/valarray/deduction.cc: New test.
 267         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
 268         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
 269         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
 270
 271 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
 272
 273         * include/bits/stl_deque.h (deque): Access allocator value_type only if
 274         concept checks are enabled.
 275         * include/bits/stl_stack.h (stack): Likewise.
 276         * include/bits/stl_vector.h (vector): Likewise.
 277         * include/bits/stl_list.h (list): Likewise and check
 278         _SGIAssignableConcept only in C++03.
 279         * include/bits/stl_map.h (map): Likewise.
 280         * include/bits/stl_set.h (set): Likewise.
 281         * include/bits/stl_multimap.h (multimap): Likewise.
 282         * include/bits/stl_multiset.h (multiset): Likewise.
 283         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
 284
 285 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
 286
 287         * doc/xml/manual/appendix_contributing.xml: Convert link to
 288         ansi.org to https.
 289         Update link to the C++ standard at ansi.org.
 290
 291         * doc/xml/faq.xml: Remove information redundant with the above;
 292         instead add a reference.
 293
 294 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
 295
 296         * src/c++11/codecvt.cc (range): Add non-type template parameter and
 297         define oerloaded operators for reading and writing code units.
 298         (range<Elem, false>): Define partial specialization for accessing
 299         wide characters in potentially unaligned byte ranges.
 300         (ucs2_span(const char16_t*, const char16_t*, ...))
 301         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
 302         to range<const char16_t, false> in order to avoid unaligned reads.
 303         (__codecvt_utf16_base<char16_t>::do_out)
 304         (__codecvt_utf16_base<char32_t>::do_out)
 305         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
 306         unaligned data to avoid unaligned writes.
 307         (__codecvt_utf16_base<char16_t>::do_in)
 308         (__codecvt_utf16_base<char32_t>::do_in)
 309         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
 310         error if there are unprocessable trailing bytes.
 311         (__codecvt_utf16_base<char16_t>::do_length)
 312         (__codecvt_utf16_base<char32_t>::do_length)
 313         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
 314         range<const char16_t, false> to span functions.
 315         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
 316
 317 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
 318
 319         PR libstdc++/79980
 320         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
 321
 322         PR libstdc++/80041
 323         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
 324         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
 325         char16_t to work with UTF-16 instead of UTF-8.
 326         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
 327
 328         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
 329         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
 330         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
 331         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
 332         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
 333         (__codecvt_utf8_utf16_base<char32_t>)
 334         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
 335         do_max_length() return values.
 336         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
 337         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
 338         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
 339
 340         PR libstdc++/79980
 341         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
 342         error path.
 343         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
 344         for manipulating codecvt_mode values.
 345         (read_utf16_bom): Compare input to BOM constants instead of integral
 346         constants that depend on endianness.  Take mode parameter by
 347         reference and adjust it, to distinguish between no BOM present and
 348         UTF-16BE BOM present.
 349         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
 350         (surrogates): New enumeration type.
 351         (utf16_in, utf16_out): Add surrogates parameter to choose between
 352         UTF-16 and UCS2 behaviour.
 353         (utf16_span, ucs2_span): Use std::min not std::max.
 354         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
 355         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
 356         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
 357         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
 358
 359         PR libstdc++/79511
 360         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
 361         as a surrogate pair.
 362         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
 363         for internal representation.
 364         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
 365         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
 366
 367         PR libstdc++/80064
 368         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
 369         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
 370         invalid instantiations using function types for _Compare argument.
 371         * testsuite/25_algorithms/make_heap/80064.cc: New test.
 372
 373         PR libstdc++/67440
 374         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
 375         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
 376
 377 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 378
 379         Implement LWG 2857, {variant,optional,any}::emplace should
 380         return the constructed value.
 381         * include/std/any (emplace(_Args&&...)): Change the return type and
 382         return a reference to the constructed value.
 383         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 384         * include/std/optional (emplace(_Args&&...)): Likewise.
 385         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 386         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
 387         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
 388         (emplace<_Np>(_Args&&...)): Likewise.
 389         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
 390         * testsuite/20_util/any/assign/emplace.cc: Add tests for
 391         checking the return value of emplace.
 392         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
 393         * testsuite/20_util/optional/assignment/6.cc: Add tests for
 394         checking the return value of emplace.
 395         * testsuite/20_util/variant/run.cc: Likewise.
 396
 397 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
 398
 399         PR libstdc++/62045
 400         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
 401         (is_heap): Remove.
 402         (push_heap): Remove the wrong checking using is_heap.
 403         (make_heap): Remove the assertion using is_heap.
 404         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
 405         (modify): Ditto.
 406         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
 407         calling make_heap.
 408
 409 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 410
 411         PR libstdc++/62045
 412         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 413         New test.
 414         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
 415         error in comment.
 416
 417 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 418
 419         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
 420         comment.
 421         * config.h.in: Regenerate.
 422         * configure: Regenerate.
 423         * doc/Makefile.in: Regenerate.
 424
 425 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
 426
 427         PR libstdc++/79162
 428         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 429         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
 430         with a constrained template.
 431         [!_GLIBCXX_USE_CXX11_ABI]
 432         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
 433         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
 434         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
 435
 436 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 437
 438         PR libstdc++/80034
 439         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
 440         in the catch-block.
 441         (merge(list&&, _StrictWeakOrdering)): Likewise.
 442         * testsuite/23_containers/list/operations/80034.cc: New.
 443
 444 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 445
 446         Implement LWG 2806, Base class of bad_optional_access.
 447         * include/std/optional (bad_optional_access):
 448         Derive from std::exception.
 449         (bad_optional_access::bad_optional_access): Adjust.
 450         (bad_optional_access::what): New.
 451         (__throw_bad_optional_access(const char*)):
 452         Remove the parameter and adjust calls.
 453         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 454         * testsuite/20_util/optional/typedefs.cc: Likewise.
 455
 456 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 457
 458         Implement LWG 2934, optional<const T> doesn't compare with T.
 459         * include/std/optional
 460         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
 461         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
 462         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
 463         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
 464         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
 465         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
 466         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
 467         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
 468         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
 469         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
 470         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
 471         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
 472         (operator==(const optional<_Tp>&, const _Tp&)):
 473         Turn into operator==(const optional<_Tp>&, const _Up&).
 474         (operator==(const _Tp&, const optional<_Tp>&)):
 475         Turn into operator==(const _Up&, const optional<_Tp>&).
 476         (operator!=(const optional<_Tp>&, const _Tp&)):
 477         Turn into operator!=(const optional<_Tp>&, const _Up&).
 478         (operator!=(const _Tp&, const optional<_Tp>&)):
 479         Turn into operator!=(const _Up&, const optional<_Tp>&).
 480         (operator<(const optional<_Tp>&, const _Tp&)):
 481         Turn into operator<(const optional<_Tp>&, const _Up&).
 482         (operator<(const _Tp&, const optional<_Tp>&)):
 483         Turn into operator<(const _Up&, const optional<_Tp>&).
 484         (operator>(const optional<_Tp>&, const _Tp&)):
 485         Turn into operator>(const optional<_Tp>&, const _Up&).
 486         (operator>(const _Tp&, const optional<_Tp>&)):
 487         Turn into operator>(const _Up&, const optional<_Tp>&).
 488         (operator<=(const optional<_Tp>&, const _Tp&)):
 489         Turn into operator<=(const optional<_Tp>&, const _Up&).
 490         (operator<=(const _Tp&, const optional<_Tp>&)):
 491         Turn into operator<=(const _Up&, const optional<_Tp>&).
 492         (operator>=(const optional<_Tp>&, const _Tp&)):
 493         Turn into operator>=(const optional<_Tp>&, const _Up&).
 494         (operator>=(const _Tp&, const optional<_Tp>&)):
 495         Turn into operator>=(const _Up&, const optional<_Tp>&).
 496         * testsuite/20_util/optional/relops/7.cc: New.
 497
 498 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
 499
 500         * testsuite/17_intro/names.cc: Undefine macros that clash with
 501         identifiers in AIX system headers.
 502
 503         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
 504         result_of, and __is_nothrow_invocable instead of
 505         __is_nothrow_callable.
 506         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
 507         instead of __is_callable.
 508         * include/std/functional (invoke): use invoke_result_t instead of
 509         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
 510         (_Not_fn): Use __invoke_result instead of result_of.
 511         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
 512         Remove partial specializations for reference_wrapper types.
 513         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
 514         (__invoke_result): Define replacement for result_of and then use it to
 515         define result_of.
 516         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
 517         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
 518         respectively.
 519         (invoke_result, invoke_result_t): Define for C++17.
 520         (is_callable, is_nothrow_callable): Replace with is_invocable,
 521         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
 522         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
 523         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
 524         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
 525         instead of is_nothrow_callable_v.
 526         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
 527         main function.
 528         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
 529         instead of is_callable.
 530         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
 531         to use new traits.
 532         * testsuite/20_util/is_nothrow_callable/*: Likewise.
 533         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
 534         is_callable.
 535         * testsuite/20_util/variant/hash.cc: Likewise.
 536
 537 2017-03-10  George Lander  <george.lander@arm.com>
 538
 539         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
 540         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
 541         * configure: Regenerate.
 542
 543 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
 544
 545         * include/std/functional (_Not_fn): Define macro to simplify
 546         repetitive function definitions.
 547
 548         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
 549         * include/c_global/cstddef (std::byte): Define for C++17.
 550         * testsuite/18_support/byte/global_neg.cc: New test.
 551         * testsuite/18_support/byte/ops.cc: New test.
 552         * testsuite/18_support/byte/requirements.cc: New test.
 553
 554 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
 555
 556         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
 557         * doc/html/*: Regenerate.
 558         * include/std/mutex (scoped_lock): Implement new C++17 template.
 559         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
 560         * testsuite/30_threads/scoped_lock/requirements/
 561         explicit_instantiation.cc: New test.
 562         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
 563
 564 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
 565             François Dumont  <frs.dumont@gmail.com>
 566             Jonathan Wakely  <jwakely@redhat.com>
 567
 568         * doc/xml/manual/debug_mode.xml: Update and simplify note
 569         on link- and run-time coexistence.
 570
 571 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
 572
 573         * testsuite/17_intro/headers/names.cc: Rename to ...
 574         * testsuite/17_intro/names.cc: ... here.
 575
 576         PR libstdc++/79789
 577         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
 578         parameters and local variables.
 579         * include/bits/ios_base.h (make_error_code, make_error_condition):
 580         Likewise.
 581         * include/bits/list.tcc (list::sort): Likewise.
 582         * include/bits/mask_array.h (mask_array): Likewise.
 583         * include/bits/regex.h (regex_token_iterator): Likewise.
 584         * include/bits/slice_array.h (slice_array): Likewise.
 585         * include/bits/stl_algo.h (__sample): Likewise.
 586         * include/std/memory (undeclare_no_pointers): Likewise.
 587         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
 588         Likewise.
 589         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
 590         * testsuite/17_intro/headers/names.cc: New test.
 591
 592         PR libstdc++/79798
 593         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
 594         result_of that loses top-level cv-qualifiers.
 595         * testsuite/20_util/bind/79798.cc: New test.
 596
 597 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
 598
 599         * doc/xml/manual/documentation_hacking.xml: Tweak link to
 600         doxygen.org.
 601
 602 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
 603
 604         * include/experimental/iterator: Include <iterator>.
 605         * testsuite/experimental/iterator/requirements.cc: Check for contents
 606         of <iterator>.
 607
 608 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
 609
 610         C++17 GB50 resolution
 611         * include/std/chrono (duration::operator++()): Add
 612         _GLIBCXX17_CONSTEXPR.
 613         (duration::operator++(int)): Likewise.
 614         (duration::operator--()): Likewise.
 615         (duration::operator--(int)): Likewise.
 616         (duration::operator+=(const duration&)): Likewise.
 617         (duration::operator-=(const duration&)): Likewise.
 618         (duration::operator*=(const rep&)): Likewise.
 619         (duration::operator/=(const rep&)): Likewise.
 620         (duration::operator%=(const rep&)): Likewise.
 621         (duration::operator%=(const duration&)): Likewise.
 622         (time_point::operator+=(const duration&)): Likewise.
 623         (time_point::operator-=(const duration&)): Likewise.
 624         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
 625         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
 626         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
 627
 628 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
 629
 630         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
 631
 632 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
 633
 634         * doc/xml/manual/io.xml: Update link to groups.google.com.
 635         Tweak link description.
 636
 637 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
 638
 639         * doc/xml/manual/profile_mode.xml: Fix link.
 640
 641 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
 642
 643         * doc/xml/manual/policy_data_structures.xml: Simplify and
 644         standardize references to boost.org.
 645         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
 646         * doc/xml/manual/shared_ptr.xml: Ditto.
 647
 648 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
 649
 650         PR libstdc++/60936
 651         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
 652         written to buffer, not length remaining in buffer.
 653
 654 2017-02-15  Tim Shen  <timshen@google.com>
 655
 656         PR libstdc++/78723
 657         * include/std/variant (operator<(), operator>(), operator<=(),
 658         operator>=(), operator==(), operator!=()): Implement P0393R3.
 659         * testsuite/20_util/variant/compile.cc: Adjust tests.
 660         * testsuite/20_util/variant/run.cc: Adjust tests.
 661
 662 2017-02-15  Tim Shen  <timshen@google.com>
 663
 664         PR libstdc++/79513
 665         * include/std/variant (visit()): Forward variant types to the return
 666         type detection code.
 667         * testsuite/20_util/variant/compile.cc: Add test cases.
 668
 669 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
 670
 671         PR libstdc++/79348
 672         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
 673
 674 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
 675
 676         PR libstdc++/79348
 677         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
 678         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
 679         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
 680         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
 681         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
 682         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
 683         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
 684         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
 685         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
 686
 687 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
 688
 689         PR libstdc++/79486
 690         * include/std/future (__future_base::_Task_state::_M_run)
 691         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
 692         result_of expressions.
 693         * testsuite/30_threads/packaged_task/79486.cc: New.
 694
 695 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
 696
 697         PR libstdc++/79467
 698         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
 699         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
 700         __is_callable check.
 701         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
 702
 703         * include/bits/atomic_base.h: Re-indent.
 704
 705 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
 706
 707         * doc/xml/manual/profile_mode.xml: Update a paper reference.
 708
 709 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 710
 711         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
 712
 713 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
 714
 715         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
 716         name.
 717         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
 718         broken links to texts that are no longer online.
 719         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
 720         LCPC 2006 paper.
 721         * doc/xml/manual/using.xml: Update links to memory model information.
 722         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
 723         Standard-Library Exception Safety".
 724         * doc/html/*: Regenerate.
 725
 726 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 727
 728         * doc/xml/manual/profile_mode.xml: Unbreak link to
 729         "Optimizing Sorting with Machine Learning Algorithms".
 730
 731 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 732
 733         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
 734
 735 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 736
 737         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
 738         Migration Guide".
 739
 740 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
 741
 742         * doc/html/ext/lwg-active.html: Remove.
 743         * doc/html/ext/lwg-closed.html: Ditto.
 744         * doc/html/ext/lwg-defects.html: Ditto.
 745
 746         * doc/Makefile.am (xml_extradir): Remove.
 747         (xml_extra): Ditto.
 748         (stamp-html-docbook-lwg): Remove recipe...
 749         (stamp-html-docbook-data): ...and its use here.
 750         * doc/Makefile.in: Regenerate.
 751
 752         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
 753         the relationship to the upstream working group.
 754         Replace a local link to ../ext/lwg-active.html by the upstream one.
 755         Replace all reference to ../ext/lwg-defects.html by a new entity
 756         &DR; which refers to the upstream address.
 757
 758 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
 759
 760         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
 761
 762 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
 763
 764         PR libstdc++/79323
 765         * testsuite/20_util/duration/literals/range.cc: Prune extra output
 766         at -O0.
 767
 768 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
 769
 770         * doc/xml/manual/documentation_hacking.xml: Update URL of the
 771         DocBook Element Reference.  Use that term as link description
 772         instead of "online".
 773         epubcheck has moved to GitHub.
 774         Remove obsolete link to DocBook Publishing Tools.
 775
 776 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
 777
 778         PR libstdc++/66145
 779         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
 780         so new ios::failure can be caught even when old ABI is the default.
 781         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
 782         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
 783         exceptions_failbit.cc: Likewise.
 784         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
 785         exceptions_failbit.cc: Likewise.
 786         * testsuite/27_io/basic_istream/extractors_other/char/
 787         exceptions_null.cc: Likewise.
 788         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
 789         exceptions_null.cc: Likewise.
 790         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
 791         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
 792         * testsuite/27_io/basic_ostream/inserters_other/char/
 793         exceptions_null.cc: Likewise.
 794         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
 795         exceptions_null.cc: Likewise.
 796         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
 797
 798         PR libstdc++/60936
 799         * src/c++11/Makefile.am: Add new files.
 800         * src/c++11/Makefile.in: Regenerate.
 801         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
 802         (operator<<, operator>>, getline): Move explicit instantiations to ...
 803         * src/c++11/cow-string-io-inst.cc: ... new file.
 804         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
 805         (operator<<, operator>>, getline): Move explicit instantiations to ...
 806         * src/c++11/cow-wstring-io-inst.cc: ... new file.
 807         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
 808         (__throw_future_error, __throw_bad_function_call):
 809         (__throw_regex_error): Move functions for C++11 exceptions to the
 810         files that define the exception types.
 811         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
 812         * src/c++11/future.cc (__throw_future_error): Likewise.
 813         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
 814         * src/c++11/regex.cc (__throw_regex_error): Likewise.
 815         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
 816         representation directly instead of calling __int_to_char.
 817         * src/c++11/sso_string.cc (__sso_string): New file for definition
 818         of __sso_string type.
 819         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
 820         explicit instantiations of narrow string I/O functions.
 821         * src/c++11/system_error.cc (__throw_system_error): Move here.
 822         (__sso_string): Move to new file.
 823         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
 824         explicit instantiations of wide string I/O functions.
 825         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
 826         (operator>>, getline): Remove explicit instantiations from here.
 827
 828 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 829
 830         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
 831
 832 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 833
 834         * configure.host: Separate Solaris/SPARC and x86 baselines.
 835         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
 836         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
 837         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
 838         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
 839         ... here.
 840         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
 841         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
 842         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
 843         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
 844         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
 845         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
 846         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
 847         ... here.
 848         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
 849         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
 850         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
 851
 852         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
 853         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
 854         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
 855         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
 856         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
 857         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
 858
 859 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
 860
 861         PR libstdc++/78346
 862         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
 863         not its referent.
 864         (_Iter_comp_to_iter): Likewise.
 865         * testsuite/25_algorithms/search/78346.cc: New test.
 866
 867         PR libstdc++/79254
 868         * config/abi/pre/gnu.ver: Remove recently added symbols.
 869         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 870         (basic_string::_M_copy_assign): Remove.
 871         (basic_string::operator=(const basic_string&)): Don't dispatch to
 872         _M_copy_assign. If source object is small just deallocate, otherwise
 873         perform new allocation before making any changes.
 874         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 875         (basic_string::_M_copy_assign(const basic_string&, true_type)):
 876         Remove.
 877         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
 878         Test cases where the allocators are equal or the string is small.
 879         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
 880         Likewise.
 881
 882 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
 883
 884         Implement LWG 2825, LWG 2756 breaks class template argument
 885         deduction for optional.
 886         * include/std/optional: Add a deduction guide.
 887         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
 888
 889 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
 890
 891         PR libstdc++/79254
 892         * config/abi/pre/gnu.ver: Add new symbols.
 893         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 894         (basic_string::_M_copy_assign): New overloaded functions to perform
 895         copy assignment.
 896         (basic_string::operator=(const basic_string&)): Dispatch to
 897         _M_copy_assign.
 898         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 899         (basic_string::_M_copy_assign(const basic_string&, true_type)):
 900         Define, performing rollback on exception.
 901         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
 902         Test exception-safety guarantee.
 903         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
 904         Likewise.
 905         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
 906         std::swap visible.
 907
 908 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
 909
 910         PR libstdc++/70607
 911         * include/tr1/complex (conj): Remove using-declaration and restore
 912         overloads, reverting previous change.
 913
 914         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
 915         mode.
 916         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
 917         Mark as unsupported in C++98 mode.
 918         * testsuite/23_containers/queue/requirements/constructible.cc:
 919         Likewise.
 920         * testsuite/23_containers/stack/requirements/constructible.cc:
 921         Likewise.
 922         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
 923
 924         PR libstdc++/79243
 925         * include/bits/c++config (literals::string_view_literals::__7): Add.
 926         Only declare versioned namespaces for the relevant C++ dialects.
 927         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
 928         Add versioning macros.
 929         * include/experimental/bits/lfts_config.h:
 930         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
 931         * include/experimental/string_view (fundamentals_v2::__detail):
 932         Add versioning macros.
 933         (fundamentals_v2::__detail::__identity): Remove.
 934         (fundamentals_v2::__detail::__idt): Use common_type instead of
 935         __detail::__identity.
 936         * include/std/string_view (__detail::__identity, __detail::__idt):
 937         Likewise.
 938         (literals::string_view_literals): Fix nesting of versioning macros.
 939
 940         PR libstdc++/79190
 941         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
 942         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
 943         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
 944         Retrieve original pointer value allocated by malloc.
 945         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
 946         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
 947         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
 948         Define, adjusting pointer value allocated by malloc and storing for
 949         retrieval by operator delete.
 950
 951 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
 952
 953         * libsupc++/eh_atomics.h: Update copyright years.
 954         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
 955
 956 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
 957
 958         PR libstdc++/61791
 959         PR libstdc++/70607
 960         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
 961         (proj(T), conj(T)): Change return types per DR 1522.
 962         * include/tr1/complex (conj): Remove overloads and use std::conj.
 963         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
 964         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
 965         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
 966         real(T) and imag(T). Allow testing for C++11 too.
 967
 968 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
 969
 970         PR libstdc++/79206
 971         * include/experimental/string_view (operator==): Check sizes first.
 972         * include/std/string_view (operator==): Likewise.
 973
 974 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
 975
 976         * testsuite/experimental/array/make_array.cc: Restore <functional>
 977         inclusion.
 978
 979 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
 980
 981         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
 982
 983 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
 984
 985         PR libstdc++/79195
 986         * include/experimental/array (__make_array_elem): New class template
 987         and partial specialization.
 988         (__is_reference_wrapper): Move into __make_array_elem specialization.
 989         (make_array): Use __make_array_elem to determine element type and move
 990         static assertion into specialization. Qualify std::forward call.
 991         (to_array): Add exception specifiation.
 992         * testsuite/experimental/array/make_array.cc: Test argument types
 993         without a common type.
 994         * testsuite/experimental/array/neg.cc: Adjust expected error message.
 995
 996 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
 997
 998         * doc/xml/manual/debug.xml: code.google.com uses https now.
 999
1000 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1001
1002         * doc/xml/manual/test.xml: Fix link into gccint online manual.
1003
1004 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1005
1006         Make poisoned hashes SFINAE away the call operator of the hash.
1007         * include/bits/functional_hash.h
1008         (__poison_hash::__enable_hash_call): New.
1009         * include/std/optional (__optional_hash_call_base): New.
1010         (hash<optional<_Tp>>): Derive from the new base,
1011         move the hash function into that base.
1012         * include/std/variant (__variant_hash_call_base_impl): New.
1013         (__variant_hash_call_base): Likewise.
1014         (hash<variant<_Types...>>): Derive from the new base,
1015         move the hash function into that base.
1016         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
1017         * testsuite/20_util/variant/hash.cc: Likewise.
1018
1019 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
1020
1021         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
1022         * configure: Regenerate.
1023
1024 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
1025
1026         PR libstdc++/69240
1027         * include/bits/random.h (uniform_real_distribution::param_type)
1028         (normal_distribution::param_type, lognormal_distribution::param_type)
1029         (gamma_distribution::param_type, chi_squared_distribution::param_type)
1030         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
1031         (student_t_distribution::param_type)
1032         (bernoulli_distribution::param_type, binomial_distribution::param_type)
1033         (geometric_distribution::param_type)
1034         (negative_binomial_distribution::param_type)
1035         (poisson_distribution::param_type)
1036         (exponential_distribution::param_type)
1037         (weibull_distribution::param_type)
1038         (extreme_value_distribution::param_type)
1039         (discrete_distribution::param_type)
1040         (piecewise_constant_distribution::param_type)
1041         (piecewise_linear_distribution::param_type): Define operator!=.
1042         * include/bits/uniform_int_dist.h
1043         (uniform_int_distribution::param_type): Likewise.
1044         * include/ext/random (beta_distribution::param_type)
1045         (rice_distribution::param_type, nakagami_distribution::param_type)
1046         (pareto_distribution::param_type, k_distribution::param_type)
1047         (arcsine_distribution::param_type, hoyt_distribution::param_type)
1048         (triangular_distribution::param_type)
1049         (von_mises_distribution::param_type)
1050         (hypergeometric_distribution::param_type)
1051         (logistic_distribution::param_type)
1052         (uniform_on_sphere_distribution::param_type)
1053         (uniform_inside_sphere_distribution::param_type): Likewise.
1054         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
1055         Test construction with param_type.
1056         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
1057         Likewise.
1058         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
1059         Likewise.
1060         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
1061         Likewise.
1062         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
1063         Likewise.
1064         * testsuite/26_numerics/random/extreme_value_distribution/cons/
1065         parms.cc: Likewise.
1066         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
1067         Likewise.
1068         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
1069         Likewise.
1070         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
1071         Likewise.
1072         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
1073         Likewise.
1074         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
1075         parms.cc: Likewise.
1076         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
1077         Likewise.
1078         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
1079         Likewise.
1080         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
1081         Likewise.
1082         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
1083         Likewise.
1084         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
1085         Likewise.
1086         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
1087         Likewise.
1088         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
1089         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
1090         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
1091         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
1092         Likewise.
1093         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
1094         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
1095         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
1096         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
1097         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
1098         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
1099         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
1100         Likewise.
1101         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
1102         parms.cc: Likewise.
1103         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
1104
1105         PR libstdc++/72792
1106         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
1107         (__allocator_traits_base::__size_type): Remove.
1108         (allocator_traits::_Ptr): New class template to detect const and void
1109         pointer types without instantiating pointer_traits::rebind
1110         unnecessarily.
1111         (allocator_traits::_Diff): Likewise for detecting difference_type.
1112         (allocator_traits::_Size): New class template to detect size_type
1113         without instantiating make_unsigned unnecessarily.
1114         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
1115         __detected_or_t instead of __detected_or_t_.
1116         * include/std/type_traits (__detected_or_t_): Remove.
1117         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
1118
1119         PR libstdc++/72792
1120         PR libstdc++/72793
1121         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
1122         Replace with class template using void_t.
1123         (__alloc_rebind): Define in terms of
1124         __allocator_traits_base::__rebind.
1125         (allocator_traits): Remove unconditional static_assert for
1126         rebind_alloc.
1127         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
1128         (pointer_traits::__rebind): Replace with class template using void_t.
1129         (pointer_traits::rebind): Define in terms of __rebind.
1130         (pointer_traits): Remove unconditional static_assert for rebind.
1131         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
1132         * testsuite/20_util/pointer_traits/rebind.cc: New test.
1133
1134         PR libstdc++/69321
1135         * include/experimental/any (__any_caster): Avoid instantiating
1136         manager function for types that can't be stored in any.
1137         * include/std/any (__any_caster): Likewise.
1138         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
1139         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
1140
1141         PR libstdc++/64903
1142         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
1143         std::advance.
1144
1145 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
1146
1147         PR libstdc++/79156
1148         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
1149         Fix return type.
1150         (__enable_shared_from_this): Declare __shared_ptr as a friend.
1151         * testsuite/ext/shared_ptr/1.cc: New test.
1152
1153         PR libstdc++/64903
1154         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
1155         point.
1156         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
1157
1158         * doc/xml/manual/abi.xml: Fix typo.
1159         * doc/html/manual/abi.html: Likewise.
1160
1161         PR libstdc++/67085
1162         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
1163         converting constructors from _Iter_less_iter.
1164         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
1165         _Iter_comp_iter.
1166         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
1167         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
1168         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
1169         (__make_heap, __sort_heap): Change _Compare parameters to references.
1170         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
1171         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
1172         functions as lvalues.
1173         (is_heap): Call __is_heap_until directly to avoid copying __comp.
1174         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
1175         count copies during construction with empty sequence.
1176
1177         PR libstdc++/67085
1178         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
1179         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
1180         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
1181         number of copies.
1182         * testsuite/25_algorithms/make_heap/movable.cc: New test.
1183
1184         PR libstdc++/67085
1185         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
1186         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
1187         _GLIBCXX_MOVE when passing comparison function to other functions.
1188         (is_heap_until, is_heap): Use std::move when passing comparison
1189         function.
1190         * testsuite/23_containers/priority_queue/67085.cc: New test.
1191
1192         PR libstdc++/78905
1193         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
1194         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
1195         Document that the deprecated _GLIBCXX_VERSION macro was removed for
1196         the 4.0.0 release.
1197         * doc/html/*: Regenerate.
1198         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
1199         * include/Makefile.in: Regenerate.
1200         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
1201         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
1202         dg-error.
1203
1204 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
1205
1206         PR libstdc++/69301
1207         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
1208         aligned buffer instead of default-initialized variable.
1209         * testsuite/29_atomics/atomic/69301.cc: New test.
1210         * include/experimental/memory (observer_ptr::release): Use reserved
1211         name.
1212         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
1213         (_Pointer_adapter::operator--(int)): Likewise.
1214
1215         PR libstdc++/68925
1216         * include/experimental/random (randint): Use temporary instead of
1217         thread_local static.
1218
1219 2017-01-17  Joshua Conner  <joshconner@google.com>
1220
1221         * crossconfig.m4: Add fuchsia OS.
1222         * configure: Regenerate.
1223
1224 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
1225
1226         PR libstdc++/69699
1227         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
1228         __GLIBCXX__ macro is not useful. Remove redundant date information
1229         and link to the GCC release timeline.
1230         (abi.versioning.active): Move partial sentence into the previous
1231         paragraph.
1232         * doc/html/*: Regenerate.
1233
1234         PR libstdc++/79114
1235         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
1236         of remove_reference.
1237         * testsuite/18_support/nested_exception/79114.cc: New test.
1238
1239 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
1240
1241         PR other/79046
1242         * configure.ac: Add GCC_BASE_VER.
1243         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
1244         get version from BASE-VER file.
1245         * po/Makefile.in: Regenerated.
1246         * libsupc++/Makefile.in: Regenerated.
1247         * testsuite/Makefile.in: Regenerated.
1248         * src/Makefile.in: Regenerated.
1249         * configure: Regenerated.
1250         * Makefile.in: Regenerated.
1251         * include/Makefile.in: Regenerated.
1252         * doc/Makefile.in: Regenerated.
1253         * python/Makefile.in: Regenerated.
1254         * src/c++11/Makefile.in: Regenerated.
1255         * src/c++98/Makefile.in: Regenerated.
1256         * src/filesystem/Makefile.in: Regenerated.
1257
1258 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
1259
1260         PR libstdc++/66145
1261         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
1262         exceptions.
1263         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
1264         for test, so new ios::failure can be caught.
1265         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1266         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1267         exceptions_failbit.cc: Likewise.
1268         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1269         exceptions_failbit.cc: Likewise.
1270         * testsuite/27_io/basic_istream/extractors_other/char/
1271         exceptions_null.cc: Likewise.
1272         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1273         exceptions_null.cc: Likewise.
1274         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1275         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1276         * testsuite/27_io/basic_ostream/inserters_other/char/
1277         exceptions_null.cc: Likewise.
1278         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1279         exceptions_null.cc: Likewise.
1280         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1281
1282         PR libstdc++/78702
1283         * include/bits/locale_classes.h (locale::facet::__shim): Change from
1284         private to protected.
1285         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
1286         make locale::facet::__shim accessible.
1287
1288 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
1289
1290         PR libstdc++/78389
1291         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
1292         (merge(list&&, _StrictWeakOrdering)): Likewise.
1293         * testsuite/23_containers/list/operations/78389.cc: Add
1294         better test for the sizes.
1295
1296 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
1297
1298         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
1299         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
1300         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
1301         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
1302         Likewise.
1303         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
1304         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
1305         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
1306         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
1307         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
1308         Likewise.
1309         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
1310         Likewise.
1311         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
1312         Likewise.
1313         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
1314         Likewise.
1315         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
1316         Likewise.
1317         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
1318         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
1319         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
1320         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
1321         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
1322         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
1323         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
1324         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
1325         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
1326         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
1327         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
1328         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
1329         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1330
1331 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1332
1333         PR libstdc++/65411
1334         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
1335         retry fclose on EINTR.
1336
1337         * include/profile/base.h: Remove unused header that leads to header
1338         cycle in C++17 mode.
1339
1340         PR libstdc++/79075
1341         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1342         Make _If_sv private.
1343         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
1344         basic_string_view arguments.
1345
1346         PR libstdc++/79075
1347         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
1348         redundant option from cxxflags.
1349         (check_effective_target_cxx11-abi): Define.
1350         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
1351         effective target.
1352         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
1353         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
1354         Likewise.
1355         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
1356         Likewise.
1357         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
1358         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
1359         Likewise.
1360         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
1361         Likewise.
1362         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
1363         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
1364         Likewise.
1365         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1366         Likewise.
1367         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
1368         Likewise.
1369         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
1370         Likewise.
1371         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
1372         Likewise.
1373         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
1374         Likewise.
1375         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
1376         Likewise.
1377         * testsuite/23_containers/list/61347.cc: Likewise.
1378         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
1379         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
1380
1381 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
1382
1383         PR libstdc++/78389
1384         * include/bits/list.tcc (merge(list&&)):
1385         Adjust list sizes if the comparator throws.
1386         (merge(list&&, _StrictWeakOrdering)): Likewise.
1387         (sort()): Splice elements back from the scratch buffers
1388         if the comparator throws.
1389         (sort(_StrictWeakOrdering)): Likewise.
1390         * testsuite/23_containers/list/operations/78389.cc: New.
1391
1392 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1393
1394         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
1395         XFAIL for C++17 until node reinsertion supports fancy pointers.
1396
1397         PR libstdc++/78361
1398         * testsuite/20_util/add_pointer/value.cc: Test forming function
1399         pointers.
1400
1401 2017-01-13  Michael Brune  <lucdanton@free.fr>
1402
1403         PR libstdc++/78361
1404         * include/std/type_traits (__is_referenceable): Handle noexcept
1405         function types.
1406
1407 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
1408
1409         PR libstdc++/77528
1410         * include/bits/stl_queue.h (queue, priority_queue): Remove default
1411         member-initializers and define default constructors as templates with
1412         constraints.
1413         * include/bits/stl_stack.h (stack): Likewise.
1414         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
1415         New.
1416         * testsuite/23_containers/priority_queue/requirements/
1417         explicit_instantiation/1.cc: Test more instantiations.
1418         * testsuite/23_containers/priority_queue/requirements/
1419         explicit_instantiation/1_c++98.cc: Likewise.
1420         * testsuite/23_containers/queue/requirements/constructible.cc: New.
1421         * testsuite/23_containers/stack/requirements/constructible.cc: New.
1422
1423         PR libstdc++/66284
1424         * doc/xml/manual/intro.xml: Document LWG 2781 change.
1425         * doc/html/*: Regenerate.
1426         * include/std/functional (_Function_base::_Ref_manager): Remove.
1427         (_Function_handler): Remove partial specializations for
1428         reference_wrapper.
1429         (function::target): Remove special case for const qualification.
1430         * testsuite/20_util/function/6.cc: Adjust tests for target type.
1431         * testsuite/20_util/function/7.cc: Likewise.
1432         * testsuite/20_util/function/8.cc: Likewise.
1433
1434 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
1435
1436         PR libstdc++/78134
1437         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
1438         (map::equal_range): Fix return type of heterogeneous overloads.
1439         * include/bits/stl_multimap.h (multimap::lower_bound)
1440         (multimap::upper_bound, multimap::equal_range): Likewise.
1441         * include/bits/stl_multiset.h (multiset::lower_bound)
1442         (multiset::upper_bound, multiset::equal_range): Likewise.
1443         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
1444         (set::equal_range): Likewise.
1445         * testsuite/23_containers/map/operations/2.cc
1446         * testsuite/23_containers/multimap/operations/2.cc
1447         * testsuite/23_containers/multiset/operations/2.cc
1448         * testsuite/23_containers/set/operations/2.cc
1449
1450         PR libstdc++/78273
1451         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
1452         the heterogeneous comparison can only find one match.
1453         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
1454         * testsuite/23_containers/map/operations/2.cc: Test count works with
1455         comparison function that just partitions rather than sorting.
1456         * testsuite/23_containers/set/operations/2.cc: Likewise.
1457
1458 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1459
1460         Reduce the size of variant, it doesn't need an index of
1461         type size_t internally.
1462         * include/std/variant (parse_numbers.h): New include.
1463         (__select_index): New.
1464         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
1465         _index_type for comparison with variant_npos.
1466         (_Variant_storage<false, _Types...>::__index_type): New.
1467         (_Variant_storage<false, _Types...>::_M_index): Change the
1468         type from size_t to __index_type.
1469         (_Variant_storage<true, _Types...>::__index_type): New.
1470         (_Variant_storage<true, _Types...>::_M_index): Change the
1471         type from size_t to __index_type.
1472         (_Variant_base::_M_valid): Use _Storage::__index_type
1473         for comparison with variant_npos.
1474         (variant::index): Use _Base::_Storage::__index_type
1475         for comparison with variant_npos.
1476         * testsuite/20_util/variant/index_type.cc: New.
1477
1478 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
1479
1480         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
1481         effective target selector to prevent running in C++17 mode.
1482
1483         PR libstdc++/77528
1484         * include/bits/stl_queue.h (queue::c): Add default member initializer.
1485         (queue::queue()): Add constructor and define as defaulted.
1486         (queue::queue(_Sequence&&)): Remove default argument.
1487         (priority_queue::c, priority_queue::comp): Add default member
1488         initializers.
1489         (priority_queue::priority_queue()): Add constructor and define as
1490         defaulted.
1491         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
1492         Remove default argument for first parameter.
1493         * include/bits/stl_stack.h (stack::c): Add default member initializer.
1494         (stack::stack()): Add constructor and define as defaulted.
1495         (stack::stack(const _Sequence&)): Remove default argument.
1496         * testsuite/23_containers/priority_queue/requirements/
1497         explicit_instantiation/1.cc: Test explicit instantiation with
1498         non-DefaultConstructible sequence.
1499         * testsuite/23_containers/priority_queue/77528.cc: New test.
1500         * testsuite/23_containers/priority_queue/requirements/
1501         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
1502         * testsuite/23_containers/queue/77528.cc: New test.
1503         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1504         1.cc: Test explicit instantiation with non-DefaultConstructible
1505         sequence.
1506         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1507         1_c++0x.cc: Replace with 1_c++98.cc.
1508         * testsuite/23_containers/stack/77528.cc: New test.
1509         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1510         1.cc: Test explicit instantiation with non-DefaultConstructible
1511         sequence.
1512         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1513         1_c++0x.cc: Replace with 1_c++98.cc.
1514
1515 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
1516
1517         * include/bits/locale_facets_nonio.tcc
1518         (time_get::_M_extract_via_format): Avoid compilation errors with
1519         non-standard struct tm.
1520
1521 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
1522             Jonathan Wakely  <jwakely@redhat.com>
1523
1524         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
1525         (is_specialization, strip_versioned_namespace): New helpers functions
1526         to work with symbols in the versioned namespace.
1527         (Printer.add_version): Add second name using versioned namespace.
1528         (add_one_template_type_printer, add_one_type_printer): Add second
1529         type printers using versioned namespace.
1530         (register_type_printers): Add template type printer for basic_string.
1531         (build_libstdcxx_dictionary): Remove dead code.
1532         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
1533         versioned namespace.
1534         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
1535         results.
1536         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1537
1538 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1539
1540         PR libstdc++/79017
1541         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
1542         functions separately on darwin and if they're missing define
1543         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
1544         * config.h.in: Regenerate.
1545         * configure: Regenerate.
1546         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
1547         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
1548
1549         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
1550         to detect correct thread_local destructors.
1551         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
1552         Define.
1553
1554 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1555             Aditya Kumar  <hiraditya@msn.com>
1556
1557         PR libstdc++/66414
1558         * include/bits/basic_string.tcc
1559         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
1560
1561 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1562
1563         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
1564         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
1565
1566         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
1567         Include <cassert> header.
1568
1569         PR libstdc++/78968
1570         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
1571         * configure: Regenerate.
1572
1573 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
1574             Jonathan Wakely  <jwakely@redhat.com>
1575
1576         * include/std/variant (variant, swap): Replace __and_ usage with fold
1577         expressions.
1578
1579 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1580
1581         PR go/78978
1582         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
1583         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
1584         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
1585         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
1586         HWCAP_FLAGS.
1587         * aclocal.m4: Regenerate.
1588         * configure: Regenerate.
1589         * Makefile.in, doc/Makefile.in, include/Makefile.in,
1590         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
1591         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
1592         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
1593
1594 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1595
1596         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
1597
1598         PR libstdc++/78991
1599         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
1600         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
1601         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
1602         move function objects.
1603         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
1604         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
1605         * testsuite/25_algorithms/sort/78991.cc: New test.
1606
1607 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
1608
1609         * include/bits/std_function.h (function::_Signature_type): Remove.
1610         (function::function(_Functor)): Adjust.
1611
1612 2017-01-05  Tim Shen  <timshen@google.com>
1613
1614         PR libstdc++/78996
1615         * include/std/variant (__gen_vtable_impl): rename __unused to
1616         __dimensions to avoid naming conflict.
1617
1618 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
1619
1620         PR libstdc++/78968
1621         * config.h.in: Regenerate.
1622         * configure: Likewise.
1623         * configure.ac: Check for __cxa_thread_atexit.
1624         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
1625         Don't define __cxa_thread_atexit if libc provides it.
1626
1627 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
1628
1629         Implement 2801, Default-constructibility of unique_ptr.
1630         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
1631         (unique_ptr::_DeleterConstraint): Likewise.
1632         (unique_ptr()): Constrain.
1633         (unique_ptr(pointer)): Likewise.
1634         (unique_ptr(nullptr_t)): Likewise.
1635         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
1636         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
1637         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
1638         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
1639         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
1640         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
1641         * testsuite/20_util/unique_ptr/cons/default.cc: New.
1642         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
1643
1644 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
1645             Jonathan Wakely  <jwakely@redhat.com>
1646
1647         PR libstdc++/64735
1648         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
1649         * config.h.in: Regenerate.
1650         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
1651         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
1652         exports for exception_ptr, nested_exception, and future conditional.
1653         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
1654         exports for exception_ptr, nested_exception, and future conditional.
1655         * configure: Regenerate.
1656         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
1657         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
1658         * libsupc++/eh_atomics.h: New file for internal use only.
1659         (__eh_atomic_inc, __eh_atomic_dec): New.
1660         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
1661         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
1662         (rethrow_exception): Use eh_atomics.h reference counting helpers.
1663         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
1664         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
1665         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
1666         * libsupc++/exception_ptr.h: Likewise.
1667         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
1668         * libsupc++/nested_exception.cc: Remove check for
1669         ATOMIC_INT_LOCK_FREE.
1670         * libsupc++/nested_exception.h: Likewise.
1671         * src/c++11/future.cc: Likewise.
1672         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
1673         * testsuite/18_support/nested_exception/*: Likewise.
1674         * testsuite/30_threads/async/*: Likewise.
1675         * testsuite/30_threads/future/*: Likewise.
1676         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
1677         * testsuite/30_threads/packaged_task/*: Likewise.
1678         * testsuite/30_threads/promise/*: Likewise.
1679         * testsuite/30_threads/shared_future/*: Likewise.
1680
1681 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
1682
1683         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
1684         defaults to https; adjust reference.
1685
1686 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
1687
1688         PR libstdc++/78956
1689         * include/std/thread (thread(const thread&&)): Add deleted
1690         constructor.
1691         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
1692
1693         * doc/xml/manual/spine.xml: Update copyright years.
1694         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
1695         * doc/xml/manual/test.xml: Likewise.
1696         * doc/html/*: Regenerate.
1697
1698 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
1699
1700         * doc/xml/faq.xml: Update address of C++ ABI link.
1701         * doc/xml/manual/abi.xml: Ditto.
1702
1703 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
1704
1705         Update copyright years.
1706 \f
1707 Copyright (C) 2017 Free Software Foundation, Inc.
1708
1709 Copying and distribution of this file, with or without modification,
1710 are permitted in any medium without royalty provided the copyright
1711 notice and this notice are preserved.