libstdc++-v3/ChangeLog

   1 2017-04-28  Tom de Vries  <tom@codesourcery.com>
   2
   3         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
   4         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
   5
   6 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
   7
   8         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
   9         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
  10         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
  11         Likewise.
  12
  13 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
  14
  15         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
  16         comment. Ensure first test works because allocator type propagates and
  17         not because is_always_equal is true.
  18         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
  19         testcase that instantiates the move-assignment operator.
  20
  21 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
  22
  23         PR libstdc++/80506
  24         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
  25         number used in loop condition.
  26
  27         PR libstdc++/80504
  28         * include/bits/refwrap.h (ref, cref): Qualify calls.
  29         * testsuite/20_util/reference_wrapper/80504.cc: New test.
  30
  31         PR libstdc++/80493
  32         * include/experimental/optional (optional::swap): Fix exception
  33         specification.
  34
  35 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
  36
  37         PR libstdc++/80316
  38         * include/std/future (_State_baseV2::_Setter::operator()): Remove
  39         _S_check calls that are done after the pointer to the shared state is
  40         already dereferenced.
  41         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
  42         as partial specialization so it can be defined within the definition
  43         of _State_baseV2.
  44         (_State_baseV2::__setter): Call _S_check.
  45         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
  46         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
  47         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
  48         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
  49         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
  50         Use new __setter overload.
  51         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
  52         * testsuite/30_threads/promise/members/set_exception.cc: Test
  53         promise<T&> and promise<void> specializations.
  54         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
  55         Test for no_state error condition.
  56         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
  57
  58         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
  59         of auto_ptr.
  60         * include/bits/shared_ptr.h: Likewise.
  61         * include/bits/shared_ptr_base.h: Likewise.
  62         * include/bits/unique_ptr.h: Likewise.
  63         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
  64         dg-error lineno.
  65         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
  66         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
  67         Likewise.
  68         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
  69         Likewise.
  70
  71 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
  72
  73         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
  74         * include/tr1/exp_integral.tcc: Increase iteration limits.
  75         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
  76         pr68397.cc: New test.
  77         * testsuite/special_functions/14_expint/pr68397.cc: New test.
  78
  79 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
  80
  81         PR libstdc++/79862
  82         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
  83         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
  84         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
  85         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
  86         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
  87         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
  88         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
  89         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
  90         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
  91         define.
  92
  93 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
  94
  95         * doc/xml/manual/abi.xml: Rephrase one of the references to the
  96         Itanium C++ ABI.
  97         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
  98         * doc/html/*: Regenerate.
  99
 100         * libsupc++/new: Update comment on #endif directive.
 101
 102         PR libstdc++/80448
 103         * include/experimental/bits/fs_dir.h (directory_iterator)
 104         (recursive_directory_iterator): Remove noexcept from defaulted
 105         constructors.
 106
 107         PR libstdc++/80446
 108         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
 109         * libsupc++/new (launder): Likewise.
 110
 111 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
 112
 113         * include/std/functional (default_searcher, __boyer_moore_array_base)
 114         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
 115         (boyer_moore_horspool_searcher): Remove redundant namespace
 116         qualification.
 117         (default_searcher::operator()): Construct return value early and
 118         advance second member in-place.
 119         (boyer_moore_horspool_searcher::operator()): Increment random access
 120         iterator directly instead of using std::next.
 121         (boyer_moore_searcher::operator()): Fix return value.
 122         * testsuite/20_util/function_objects/searchers.cc: Check both parts
 123         of return values.
 124
 125 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
 126
 127         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
 128         * doc/xml/manual/abi.xml. Ditto (thrice).
 129
 130 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
 131
 132         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
 133         * doc/html/*: Regenerate.
 134
 135         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
 136         that no longer fail.
 137
 138         * include/bits/ios_base.h: Correct comment.
 139         * testsuite/util/testsuite_hooks.h: Likewise.
 140
 141         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
 142         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
 143         directories for debug, parallel and profile headers.
 144         * doc/html/*: Regenerate.
 145
 146         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
 147         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
 148         (std::char_traits<char>, std::char_traits<wchar_t>): Add
 149         _GLIBCXX17_CONSTEXPR on assign.
 150         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
 151         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
 152         * testsuite/21_strings/char_traits/requirements/
 153         constexpr_functions_c++17.cc: New test.
 154
 155 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 156
 157         PR libstdc++/79141
 158         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
 159         (operator=(typename conditional<
 160         __and_<is_copy_assignable<_T1>,
 161         is_copy_assignable<_T2>>::value,
 162         const pair&, const __nonesuch&>::type)): Change __nonesuch
 163         to __nonesuch_no_braces.
 164         (operator=(typename conditional<
 165         __not_<__and_<is_copy_assignable<_T1>,
 166         is_copy_assignable<_T2>>>::value,
 167         const pair&, const __nonesuch&>::type)): Likewise.
 168         (operator=(typename conditional<
 169         __and_<is_move_assignable<_T1>,
 170         is_move_assignable<_T2>>::value,
 171         pair&&, __nonesuch&&>::type)): Likewise.
 172         * testsuite/20_util/pair/79141.cc: New.
 173
 174 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 175
 176         Implement std::is_aggregate.
 177         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
 178         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
 179         New.
 180         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
 181         * testsuite/20_util/is_aggregate/value.cc: Likewise.
 182
 183 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 184
 185         Adjust optional's pretty printer for LWG 2900.
 186         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
 187         Look at the nested payload in case of non-experimental optional.
 188
 189 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
 190
 191         Implement LWG 2900, The copy and move constructors
 192         of optional are not constexpr.
 193         * include/std/optional (_Optional_payload): New.
 194         (_Optional_base): Remove the bool parameter.
 195         (_Optional_base<_Tp, false>): Remove.
 196         (_Optional_base()): Adjust.
 197         (_Optional_base(nullopt_t)): Likewise.
 198         (_Optional_base(in_place_t, _Args&&...)): Likewise.
 199         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
 200         Likewise.
 201         (_Optional_base(const _Optional_base&)): Likewise.
 202         (_Optional_base(_Optional_base&&)): Likewise.
 203         (operator=(const _Optional_base&)): Likewise.
 204         (operator=(_Optional_base&&)): Likewise.
 205         (~_Optional_base()): Remove.
 206         (_M_is_engaged()): Adjust.
 207         (_M_get()): Likewise.
 208         (_M_construct(_Args&&...)): Likewise.
 209         (_M_destruct()): Likewise.
 210         (_M_reset()): Likewise.
 211         (_Optional_base::_Empty_byte): Remove.
 212         (_Optional_base::_M_empty): Remove.
 213         (_Optional_base::_M_payload): Adjust.
 214         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 215         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
 216
 217 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
 218
 219         PR libstdc++/80137
 220         * include/bits/random.tcc (generate_canonical): Use std::nextafter
 221         or numeric_limits::epsilon() to reduce out-of-range values.
 222         * testsuite/26_numerics/random/uniform_real_distribution/operators/
 223         64351.cc: Verify complexity requirement is met.
 224
 225         * doc/xml/manual/abi.xml: Add xml:id anchor.
 226         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
 227         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
 228         (concurrency.io.structure): Add markup.
 229         * doc/html/*: Regenerate.
 230
 231         PR libstdc++/80229
 232         * include/bits/shared_ptr_base.h
 233         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
 234         non-const and then use remove_cv to get unqualified type.
 235         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
 236         cast away constness on object created const.
 237         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
 238
 239 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
 240
 241         PR libstdc++/80183
 242         * include/bits/stl_tree.h:
 243         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
 244
 245 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
 246
 247         * testsuite/23_containers/array/tuple_interface/
 248         tuple_element_debug_neg.cc: Adjust dg-error.
 249         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
 250         define a valid strict weak ordering.
 251         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
 252         Debug Mode, due to debug checks making extra copies of predicate.
 253         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 254         Likewise.
 255
 256         * doc/xml/faq.xml: Add link.
 257         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
 258         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
 259         * doc/xml/manual/io.xml: Update broken link.
 260         * doc/html/*: Regenerate.
 261
 262 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
 263
 264         Implement LWG 2686, Why is std::hash specialized for error_code,
 265         but not error_condition?
 266         * include/std/system_error (hash<error_condition>): Define for C++17.
 267         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
 268         Instantiate test for error_condition.
 269         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
 270         (hash<error_condition>): Instantiate hash<error_condition>.
 271
 272         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
 273         * include/bits/regex_constants.h (All std::regex_constants constants):
 274         Add _GLIBCXX17_INLINE as per P0607R0.
 275         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
 276         Likewise.
 277         * include/bits/stl_pair.h (piecewise_construct): Likewise.
 278         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
 279         (__is_uses_allocator_constructible_v)
 280         (__is_nothrow_uses_allocator_constructible_v): Likewise.
 281         * include/std/chrono (treat_as_floating_point_v): Likewise.
 282         * include/std/functional (is_bind_expression_v, is_placeholder_v):
 283         Likewise.
 284         * include/std/optional (nullopt): Likewise.
 285         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
 286         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
 287         * include/std/system_error (is_error_code_enum_v)
 288         (is_error_condition_enum_v): Likewise.
 289         * include/std/tuple (tuple_size_v, ignore): Likewise.
 290         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
 291         constexpr as per LWG 2933.
 292         * include/std/type_traits (All variable templates): Add
 293         _GLIBCXX17_INLINE as per P0607R0.
 294         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
 295         (__tuple_count_v, __exactly_once): Likewise.
 296         * testsuite/18_support/headers/new/synopsis.cc
 297         (hardware_destructive_interference_size)
 298         (hardware_constructive_interference_size): Likewise for commented-out
 299         variables.
 300         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
 301         test function for constexpr std::ignore (LWG 2773).
 302         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
 303         test for LWG 2933.
 304
 305 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
 306
 307         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
 308         guides for C++17.
 309         * include/bits/std_function.h (function): Likewise.
 310         * include/bits/stl_pair.h (pair): Likewise.
 311         * include/debug/array (__gnu_debug::array): Likewise.
 312         * include/std/array (array): Likewise.
 313         * include/std/functional (make_default_searcher)
 314         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
 315         Remove generator functions.
 316         * include/std/tuple (tuple): Add deduction guides.
 317         * include/std/valarray (valarray): Likewise.
 318         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
 319         class template argument deduction instead of generator functions.
 320         * testsuite/20_util/function/cons/deduction.cc: New test.
 321         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
 322         * testsuite/20_util/optional/cons/deduction.cc: ... here.
 323         * testsuite/20_util/pair/cons/deduction.cc: New test.
 324         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
 325         * testsuite/20_util/tuple/cons/deduction.cc: New test.
 326         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
 327         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
 328         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
 329         * testsuite/23_containers/array/cons/deduction.cc: New test.
 330         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
 331         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
 332         Adjust dg-error.
 333         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
 334         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
 335         Likewise.
 336         * testsuite/26_numerics/valarray/deduction.cc: New test.
 337         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
 338         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
 339         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
 340
 341 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
 342
 343         * include/bits/stl_deque.h (deque): Access allocator value_type only if
 344         concept checks are enabled.
 345         * include/bits/stl_stack.h (stack): Likewise.
 346         * include/bits/stl_vector.h (vector): Likewise.
 347         * include/bits/stl_list.h (list): Likewise and check
 348         _SGIAssignableConcept only in C++03.
 349         * include/bits/stl_map.h (map): Likewise.
 350         * include/bits/stl_set.h (set): Likewise.
 351         * include/bits/stl_multimap.h (multimap): Likewise.
 352         * include/bits/stl_multiset.h (multiset): Likewise.
 353         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
 354
 355 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
 356
 357         * doc/xml/manual/appendix_contributing.xml: Convert link to
 358         ansi.org to https.
 359         Update link to the C++ standard at ansi.org.
 360
 361         * doc/xml/faq.xml: Remove information redundant with the above;
 362         instead add a reference.
 363
 364 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
 365
 366         * src/c++11/codecvt.cc (range): Add non-type template parameter and
 367         define oerloaded operators for reading and writing code units.
 368         (range<Elem, false>): Define partial specialization for accessing
 369         wide characters in potentially unaligned byte ranges.
 370         (ucs2_span(const char16_t*, const char16_t*, ...))
 371         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
 372         to range<const char16_t, false> in order to avoid unaligned reads.
 373         (__codecvt_utf16_base<char16_t>::do_out)
 374         (__codecvt_utf16_base<char32_t>::do_out)
 375         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
 376         unaligned data to avoid unaligned writes.
 377         (__codecvt_utf16_base<char16_t>::do_in)
 378         (__codecvt_utf16_base<char32_t>::do_in)
 379         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
 380         error if there are unprocessable trailing bytes.
 381         (__codecvt_utf16_base<char16_t>::do_length)
 382         (__codecvt_utf16_base<char32_t>::do_length)
 383         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
 384         range<const char16_t, false> to span functions.
 385         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
 386
 387 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
 388
 389         PR libstdc++/79980
 390         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
 391
 392         PR libstdc++/80041
 393         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
 394         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
 395         char16_t to work with UTF-16 instead of UTF-8.
 396         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
 397
 398         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
 399         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
 400         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
 401         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
 402         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
 403         (__codecvt_utf8_utf16_base<char32_t>)
 404         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
 405         do_max_length() return values.
 406         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
 407         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
 408         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
 409
 410         PR libstdc++/79980
 411         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
 412         error path.
 413         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
 414         for manipulating codecvt_mode values.
 415         (read_utf16_bom): Compare input to BOM constants instead of integral
 416         constants that depend on endianness.  Take mode parameter by
 417         reference and adjust it, to distinguish between no BOM present and
 418         UTF-16BE BOM present.
 419         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
 420         (surrogates): New enumeration type.
 421         (utf16_in, utf16_out): Add surrogates parameter to choose between
 422         UTF-16 and UCS2 behaviour.
 423         (utf16_span, ucs2_span): Use std::min not std::max.
 424         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
 425         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
 426         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
 427         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
 428
 429         PR libstdc++/79511
 430         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
 431         as a surrogate pair.
 432         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
 433         for internal representation.
 434         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
 435         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
 436
 437         PR libstdc++/80064
 438         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
 439         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
 440         invalid instantiations using function types for _Compare argument.
 441         * testsuite/25_algorithms/make_heap/80064.cc: New test.
 442
 443         PR libstdc++/67440
 444         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
 445         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
 446
 447 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 448
 449         Implement LWG 2857, {variant,optional,any}::emplace should
 450         return the constructed value.
 451         * include/std/any (emplace(_Args&&...)): Change the return type and
 452         return a reference to the constructed value.
 453         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 454         * include/std/optional (emplace(_Args&&...)): Likewise.
 455         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
 456         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
 457         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
 458         (emplace<_Np>(_Args&&...)): Likewise.
 459         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
 460         * testsuite/20_util/any/assign/emplace.cc: Add tests for
 461         checking the return value of emplace.
 462         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
 463         * testsuite/20_util/optional/assignment/6.cc: Add tests for
 464         checking the return value of emplace.
 465         * testsuite/20_util/variant/run.cc: Likewise.
 466
 467 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
 468
 469         PR libstdc++/62045
 470         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
 471         (is_heap): Remove.
 472         (push_heap): Remove the wrong checking using is_heap.
 473         (make_heap): Remove the assertion using is_heap.
 474         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
 475         (modify): Ditto.
 476         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
 477         calling make_heap.
 478
 479 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 480
 481         PR libstdc++/62045
 482         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
 483         New test.
 484         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
 485         error in comment.
 486
 487 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
 488
 489         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
 490         comment.
 491         * config.h.in: Regenerate.
 492         * configure: Regenerate.
 493         * doc/Makefile.in: Regenerate.
 494
 495 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
 496
 497         PR libstdc++/79162
 498         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 499         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
 500         with a constrained template.
 501         [!_GLIBCXX_USE_CXX11_ABI]
 502         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
 503         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
 504         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
 505
 506 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 507
 508         PR libstdc++/80034
 509         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
 510         in the catch-block.
 511         (merge(list&&, _StrictWeakOrdering)): Likewise.
 512         * testsuite/23_containers/list/operations/80034.cc: New.
 513
 514 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
 515
 516         Implement LWG 2806, Base class of bad_optional_access.
 517         * include/std/optional (bad_optional_access):
 518         Derive from std::exception.
 519         (bad_optional_access::bad_optional_access): Adjust.
 520         (bad_optional_access::what): New.
 521         (__throw_bad_optional_access(const char*)):
 522         Remove the parameter and adjust calls.
 523         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 524         * testsuite/20_util/optional/typedefs.cc: Likewise.
 525
 526 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 527
 528         Implement LWG 2934, optional<const T> doesn't compare with T.
 529         * include/std/optional
 530         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
 531         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
 532         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
 533         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
 534         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
 535         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
 536         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
 537         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
 538         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
 539         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
 540         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
 541         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
 542         (operator==(const optional<_Tp>&, const _Tp&)):
 543         Turn into operator==(const optional<_Tp>&, const _Up&).
 544         (operator==(const _Tp&, const optional<_Tp>&)):
 545         Turn into operator==(const _Up&, const optional<_Tp>&).
 546         (operator!=(const optional<_Tp>&, const _Tp&)):
 547         Turn into operator!=(const optional<_Tp>&, const _Up&).
 548         (operator!=(const _Tp&, const optional<_Tp>&)):
 549         Turn into operator!=(const _Up&, const optional<_Tp>&).
 550         (operator<(const optional<_Tp>&, const _Tp&)):
 551         Turn into operator<(const optional<_Tp>&, const _Up&).
 552         (operator<(const _Tp&, const optional<_Tp>&)):
 553         Turn into operator<(const _Up&, const optional<_Tp>&).
 554         (operator>(const optional<_Tp>&, const _Tp&)):
 555         Turn into operator>(const optional<_Tp>&, const _Up&).
 556         (operator>(const _Tp&, const optional<_Tp>&)):
 557         Turn into operator>(const _Up&, const optional<_Tp>&).
 558         (operator<=(const optional<_Tp>&, const _Tp&)):
 559         Turn into operator<=(const optional<_Tp>&, const _Up&).
 560         (operator<=(const _Tp&, const optional<_Tp>&)):
 561         Turn into operator<=(const _Up&, const optional<_Tp>&).
 562         (operator>=(const optional<_Tp>&, const _Tp&)):
 563         Turn into operator>=(const optional<_Tp>&, const _Up&).
 564         (operator>=(const _Tp&, const optional<_Tp>&)):
 565         Turn into operator>=(const _Up&, const optional<_Tp>&).
 566         * testsuite/20_util/optional/relops/7.cc: New.
 567
 568 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
 569
 570         * testsuite/17_intro/names.cc: Undefine macros that clash with
 571         identifiers in AIX system headers.
 572
 573         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
 574         result_of, and __is_nothrow_invocable instead of
 575         __is_nothrow_callable.
 576         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
 577         instead of __is_callable.
 578         * include/std/functional (invoke): use invoke_result_t instead of
 579         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
 580         (_Not_fn): Use __invoke_result instead of result_of.
 581         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
 582         Remove partial specializations for reference_wrapper types.
 583         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
 584         (__invoke_result): Define replacement for result_of and then use it to
 585         define result_of.
 586         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
 587         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
 588         respectively.
 589         (invoke_result, invoke_result_t): Define for C++17.
 590         (is_callable, is_nothrow_callable): Replace with is_invocable,
 591         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
 592         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
 593         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
 594         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
 595         instead of is_nothrow_callable_v.
 596         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
 597         main function.
 598         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
 599         instead of is_callable.
 600         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
 601         to use new traits.
 602         * testsuite/20_util/is_nothrow_callable/*: Likewise.
 603         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
 604         is_callable.
 605         * testsuite/20_util/variant/hash.cc: Likewise.
 606
 607 2017-03-10  George Lander  <george.lander@arm.com>
 608
 609         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
 610         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
 611         * configure: Regenerate.
 612
 613 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
 614
 615         * include/std/functional (_Not_fn): Define macro to simplify
 616         repetitive function definitions.
 617
 618         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
 619         * include/c_global/cstddef (std::byte): Define for C++17.
 620         * testsuite/18_support/byte/global_neg.cc: New test.
 621         * testsuite/18_support/byte/ops.cc: New test.
 622         * testsuite/18_support/byte/requirements.cc: New test.
 623
 624 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
 625
 626         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
 627         * doc/html/*: Regenerate.
 628         * include/std/mutex (scoped_lock): Implement new C++17 template.
 629         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
 630         * testsuite/30_threads/scoped_lock/requirements/
 631         explicit_instantiation.cc: New test.
 632         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
 633
 634 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
 635             François Dumont  <frs.dumont@gmail.com>
 636             Jonathan Wakely  <jwakely@redhat.com>
 637
 638         * doc/xml/manual/debug_mode.xml: Update and simplify note
 639         on link- and run-time coexistence.
 640
 641 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
 642
 643         * testsuite/17_intro/headers/names.cc: Rename to ...
 644         * testsuite/17_intro/names.cc: ... here.
 645
 646         PR libstdc++/79789
 647         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
 648         parameters and local variables.
 649         * include/bits/ios_base.h (make_error_code, make_error_condition):
 650         Likewise.
 651         * include/bits/list.tcc (list::sort): Likewise.
 652         * include/bits/mask_array.h (mask_array): Likewise.
 653         * include/bits/regex.h (regex_token_iterator): Likewise.
 654         * include/bits/slice_array.h (slice_array): Likewise.
 655         * include/bits/stl_algo.h (__sample): Likewise.
 656         * include/std/memory (undeclare_no_pointers): Likewise.
 657         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
 658         Likewise.
 659         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
 660         * testsuite/17_intro/headers/names.cc: New test.
 661
 662         PR libstdc++/79798
 663         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
 664         result_of that loses top-level cv-qualifiers.
 665         * testsuite/20_util/bind/79798.cc: New test.
 666
 667 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
 668
 669         * doc/xml/manual/documentation_hacking.xml: Tweak link to
 670         doxygen.org.
 671
 672 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
 673
 674         * include/experimental/iterator: Include <iterator>.
 675         * testsuite/experimental/iterator/requirements.cc: Check for contents
 676         of <iterator>.
 677
 678 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
 679
 680         C++17 GB50 resolution
 681         * include/std/chrono (duration::operator++()): Add
 682         _GLIBCXX17_CONSTEXPR.
 683         (duration::operator++(int)): Likewise.
 684         (duration::operator--()): Likewise.
 685         (duration::operator--(int)): Likewise.
 686         (duration::operator+=(const duration&)): Likewise.
 687         (duration::operator-=(const duration&)): Likewise.
 688         (duration::operator*=(const rep&)): Likewise.
 689         (duration::operator/=(const rep&)): Likewise.
 690         (duration::operator%=(const rep&)): Likewise.
 691         (duration::operator%=(const duration&)): Likewise.
 692         (time_point::operator+=(const duration&)): Likewise.
 693         (time_point::operator-=(const duration&)): Likewise.
 694         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
 695         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
 696         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
 697
 698 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
 699
 700         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
 701
 702 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
 703
 704         * doc/xml/manual/io.xml: Update link to groups.google.com.
 705         Tweak link description.
 706
 707 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
 708
 709         * doc/xml/manual/profile_mode.xml: Fix link.
 710
 711 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
 712
 713         * doc/xml/manual/policy_data_structures.xml: Simplify and
 714         standardize references to boost.org.
 715         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
 716         * doc/xml/manual/shared_ptr.xml: Ditto.
 717
 718 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
 719
 720         PR libstdc++/60936
 721         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
 722         written to buffer, not length remaining in buffer.
 723
 724 2017-02-15  Tim Shen  <timshen@google.com>
 725
 726         PR libstdc++/78723
 727         * include/std/variant (operator<(), operator>(), operator<=(),
 728         operator>=(), operator==(), operator!=()): Implement P0393R3.
 729         * testsuite/20_util/variant/compile.cc: Adjust tests.
 730         * testsuite/20_util/variant/run.cc: Adjust tests.
 731
 732 2017-02-15  Tim Shen  <timshen@google.com>
 733
 734         PR libstdc++/79513
 735         * include/std/variant (visit()): Forward variant types to the return
 736         type detection code.
 737         * testsuite/20_util/variant/compile.cc: Add test cases.
 738
 739 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
 740
 741         PR libstdc++/79348
 742         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
 743
 744 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
 745
 746         PR libstdc++/79348
 747         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
 748         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
 749         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
 750         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
 751         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
 752         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
 753         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
 754         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
 755         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
 756
 757 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
 758
 759         PR libstdc++/79486
 760         * include/std/future (__future_base::_Task_state::_M_run)
 761         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
 762         result_of expressions.
 763         * testsuite/30_threads/packaged_task/79486.cc: New.
 764
 765 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
 766
 767         PR libstdc++/79467
 768         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
 769         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
 770         __is_callable check.
 771         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
 772
 773         * include/bits/atomic_base.h: Re-indent.
 774
 775 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
 776
 777         * doc/xml/manual/profile_mode.xml: Update a paper reference.
 778
 779 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 780
 781         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
 782
 783 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
 784
 785         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
 786         name.
 787         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
 788         broken links to texts that are no longer online.
 789         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
 790         LCPC 2006 paper.
 791         * doc/xml/manual/using.xml: Update links to memory model information.
 792         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
 793         Standard-Library Exception Safety".
 794         * doc/html/*: Regenerate.
 795
 796 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 797
 798         * doc/xml/manual/profile_mode.xml: Unbreak link to
 799         "Optimizing Sorting with Machine Learning Algorithms".
 800
 801 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 802
 803         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
 804
 805 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
 806
 807         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
 808         Migration Guide".
 809
 810 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
 811
 812         * doc/html/ext/lwg-active.html: Remove.
 813         * doc/html/ext/lwg-closed.html: Ditto.
 814         * doc/html/ext/lwg-defects.html: Ditto.
 815
 816         * doc/Makefile.am (xml_extradir): Remove.
 817         (xml_extra): Ditto.
 818         (stamp-html-docbook-lwg): Remove recipe...
 819         (stamp-html-docbook-data): ...and its use here.
 820         * doc/Makefile.in: Regenerate.
 821
 822         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
 823         the relationship to the upstream working group.
 824         Replace a local link to ../ext/lwg-active.html by the upstream one.
 825         Replace all reference to ../ext/lwg-defects.html by a new entity
 826         &DR; which refers to the upstream address.
 827
 828 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
 829
 830         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
 831
 832 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
 833
 834         PR libstdc++/79323
 835         * testsuite/20_util/duration/literals/range.cc: Prune extra output
 836         at -O0.
 837
 838 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
 839
 840         * doc/xml/manual/documentation_hacking.xml: Update URL of the
 841         DocBook Element Reference.  Use that term as link description
 842         instead of "online".
 843         epubcheck has moved to GitHub.
 844         Remove obsolete link to DocBook Publishing Tools.
 845
 846 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
 847
 848         PR libstdc++/66145
 849         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
 850         so new ios::failure can be caught even when old ABI is the default.
 851         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
 852         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
 853         exceptions_failbit.cc: Likewise.
 854         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
 855         exceptions_failbit.cc: Likewise.
 856         * testsuite/27_io/basic_istream/extractors_other/char/
 857         exceptions_null.cc: Likewise.
 858         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
 859         exceptions_null.cc: Likewise.
 860         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
 861         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
 862         * testsuite/27_io/basic_ostream/inserters_other/char/
 863         exceptions_null.cc: Likewise.
 864         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
 865         exceptions_null.cc: Likewise.
 866         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
 867
 868         PR libstdc++/60936
 869         * src/c++11/Makefile.am: Add new files.
 870         * src/c++11/Makefile.in: Regenerate.
 871         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
 872         (operator<<, operator>>, getline): Move explicit instantiations to ...
 873         * src/c++11/cow-string-io-inst.cc: ... new file.
 874         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
 875         (operator<<, operator>>, getline): Move explicit instantiations to ...
 876         * src/c++11/cow-wstring-io-inst.cc: ... new file.
 877         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
 878         (__throw_future_error, __throw_bad_function_call):
 879         (__throw_regex_error): Move functions for C++11 exceptions to the
 880         files that define the exception types.
 881         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
 882         * src/c++11/future.cc (__throw_future_error): Likewise.
 883         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
 884         * src/c++11/regex.cc (__throw_regex_error): Likewise.
 885         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
 886         representation directly instead of calling __int_to_char.
 887         * src/c++11/sso_string.cc (__sso_string): New file for definition
 888         of __sso_string type.
 889         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
 890         explicit instantiations of narrow string I/O functions.
 891         * src/c++11/system_error.cc (__throw_system_error): Move here.
 892         (__sso_string): Move to new file.
 893         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
 894         explicit instantiations of wide string I/O functions.
 895         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
 896         (operator>>, getline): Remove explicit instantiations from here.
 897
 898 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
 899
 900         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
 901
 902 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 903
 904         * configure.host: Separate Solaris/SPARC and x86 baselines.
 905         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
 906         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
 907         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
 908         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
 909         ... here.
 910         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
 911         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
 912         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
 913         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
 914         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
 915         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
 916         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
 917         ... here.
 918         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
 919         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
 920         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
 921
 922         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
 923         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
 924         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
 925         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
 926         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
 927         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
 928
 929 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
 930
 931         PR libstdc++/78346
 932         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
 933         not its referent.
 934         (_Iter_comp_to_iter): Likewise.
 935         * testsuite/25_algorithms/search/78346.cc: New test.
 936
 937         PR libstdc++/79254
 938         * config/abi/pre/gnu.ver: Remove recently added symbols.
 939         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 940         (basic_string::_M_copy_assign): Remove.
 941         (basic_string::operator=(const basic_string&)): Don't dispatch to
 942         _M_copy_assign. If source object is small just deallocate, otherwise
 943         perform new allocation before making any changes.
 944         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 945         (basic_string::_M_copy_assign(const basic_string&, true_type)):
 946         Remove.
 947         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
 948         Test cases where the allocators are equal or the string is small.
 949         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
 950         Likewise.
 951
 952 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
 953
 954         Implement LWG 2825, LWG 2756 breaks class template argument
 955         deduction for optional.
 956         * include/std/optional: Add a deduction guide.
 957         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
 958
 959 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
 960
 961         PR libstdc++/79254
 962         * config/abi/pre/gnu.ver: Add new symbols.
 963         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
 964         (basic_string::_M_copy_assign): New overloaded functions to perform
 965         copy assignment.
 966         (basic_string::operator=(const basic_string&)): Dispatch to
 967         _M_copy_assign.
 968         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
 969         (basic_string::_M_copy_assign(const basic_string&, true_type)):
 970         Define, performing rollback on exception.
 971         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
 972         Test exception-safety guarantee.
 973         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
 974         Likewise.
 975         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
 976         std::swap visible.
 977
 978 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
 979
 980         PR libstdc++/70607
 981         * include/tr1/complex (conj): Remove using-declaration and restore
 982         overloads, reverting previous change.
 983
 984         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
 985         mode.
 986         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
 987         Mark as unsupported in C++98 mode.
 988         * testsuite/23_containers/queue/requirements/constructible.cc:
 989         Likewise.
 990         * testsuite/23_containers/stack/requirements/constructible.cc:
 991         Likewise.
 992         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
 993
 994         PR libstdc++/79243
 995         * include/bits/c++config (literals::string_view_literals::__7): Add.
 996         Only declare versioned namespaces for the relevant C++ dialects.
 997         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
 998         Add versioning macros.
 999         * include/experimental/bits/lfts_config.h:
1000         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
1001         * include/experimental/string_view (fundamentals_v2::__detail):
1002         Add versioning macros.
1003         (fundamentals_v2::__detail::__identity): Remove.
1004         (fundamentals_v2::__detail::__idt): Use common_type instead of
1005         __detail::__identity.
1006         * include/std/string_view (__detail::__identity, __detail::__idt):
1007         Likewise.
1008         (literals::string_view_literals): Fix nesting of versioning macros.
1009
1010         PR libstdc++/79190
1011         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
1012         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
1013         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
1014         Retrieve original pointer value allocated by malloc.
1015         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
1016         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
1017         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
1018         Define, adjusting pointer value allocated by malloc and storing for
1019         retrieval by operator delete.
1020
1021 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
1022
1023         * libsupc++/eh_atomics.h: Update copyright years.
1024         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
1025
1026 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
1027
1028         PR libstdc++/61791
1029         PR libstdc++/70607
1030         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
1031         (proj(T), conj(T)): Change return types per DR 1522.
1032         * include/tr1/complex (conj): Remove overloads and use std::conj.
1033         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
1034         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
1035         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
1036         real(T) and imag(T). Allow testing for C++11 too.
1037
1038 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
1039
1040         PR libstdc++/79206
1041         * include/experimental/string_view (operator==): Check sizes first.
1042         * include/std/string_view (operator==): Likewise.
1043
1044 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
1045
1046         * testsuite/experimental/array/make_array.cc: Restore <functional>
1047         inclusion.
1048
1049 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1050
1051         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
1052
1053 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
1054
1055         PR libstdc++/79195
1056         * include/experimental/array (__make_array_elem): New class template
1057         and partial specialization.
1058         (__is_reference_wrapper): Move into __make_array_elem specialization.
1059         (make_array): Use __make_array_elem to determine element type and move
1060         static assertion into specialization. Qualify std::forward call.
1061         (to_array): Add exception specifiation.
1062         * testsuite/experimental/array/make_array.cc: Test argument types
1063         without a common type.
1064         * testsuite/experimental/array/neg.cc: Adjust expected error message.
1065
1066 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1067
1068         * doc/xml/manual/debug.xml: code.google.com uses https now.
1069
1070 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
1071
1072         * doc/xml/manual/test.xml: Fix link into gccint online manual.
1073
1074 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1075
1076         Make poisoned hashes SFINAE away the call operator of the hash.
1077         * include/bits/functional_hash.h
1078         (__poison_hash::__enable_hash_call): New.
1079         * include/std/optional (__optional_hash_call_base): New.
1080         (hash<optional<_Tp>>): Derive from the new base,
1081         move the hash function into that base.
1082         * include/std/variant (__variant_hash_call_base_impl): New.
1083         (__variant_hash_call_base): Likewise.
1084         (hash<variant<_Types...>>): Derive from the new base,
1085         move the hash function into that base.
1086         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
1087         * testsuite/20_util/variant/hash.cc: Likewise.
1088
1089 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
1090
1091         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
1092         * configure: Regenerate.
1093
1094 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
1095
1096         PR libstdc++/69240
1097         * include/bits/random.h (uniform_real_distribution::param_type)
1098         (normal_distribution::param_type, lognormal_distribution::param_type)
1099         (gamma_distribution::param_type, chi_squared_distribution::param_type)
1100         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
1101         (student_t_distribution::param_type)
1102         (bernoulli_distribution::param_type, binomial_distribution::param_type)
1103         (geometric_distribution::param_type)
1104         (negative_binomial_distribution::param_type)
1105         (poisson_distribution::param_type)
1106         (exponential_distribution::param_type)
1107         (weibull_distribution::param_type)
1108         (extreme_value_distribution::param_type)
1109         (discrete_distribution::param_type)
1110         (piecewise_constant_distribution::param_type)
1111         (piecewise_linear_distribution::param_type): Define operator!=.
1112         * include/bits/uniform_int_dist.h
1113         (uniform_int_distribution::param_type): Likewise.
1114         * include/ext/random (beta_distribution::param_type)
1115         (rice_distribution::param_type, nakagami_distribution::param_type)
1116         (pareto_distribution::param_type, k_distribution::param_type)
1117         (arcsine_distribution::param_type, hoyt_distribution::param_type)
1118         (triangular_distribution::param_type)
1119         (von_mises_distribution::param_type)
1120         (hypergeometric_distribution::param_type)
1121         (logistic_distribution::param_type)
1122         (uniform_on_sphere_distribution::param_type)
1123         (uniform_inside_sphere_distribution::param_type): Likewise.
1124         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
1125         Test construction with param_type.
1126         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
1127         Likewise.
1128         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
1129         Likewise.
1130         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
1131         Likewise.
1132         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
1133         Likewise.
1134         * testsuite/26_numerics/random/extreme_value_distribution/cons/
1135         parms.cc: Likewise.
1136         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
1137         Likewise.
1138         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
1139         Likewise.
1140         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
1141         Likewise.
1142         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
1143         Likewise.
1144         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
1145         parms.cc: Likewise.
1146         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
1147         Likewise.
1148         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
1149         Likewise.
1150         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
1151         Likewise.
1152         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
1153         Likewise.
1154         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
1155         Likewise.
1156         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
1157         Likewise.
1158         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
1159         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
1160         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
1161         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
1162         Likewise.
1163         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
1164         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
1165         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
1166         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
1167         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
1168         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
1169         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
1170         Likewise.
1171         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
1172         parms.cc: Likewise.
1173         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
1174
1175         PR libstdc++/72792
1176         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
1177         (__allocator_traits_base::__size_type): Remove.
1178         (allocator_traits::_Ptr): New class template to detect const and void
1179         pointer types without instantiating pointer_traits::rebind
1180         unnecessarily.
1181         (allocator_traits::_Diff): Likewise for detecting difference_type.
1182         (allocator_traits::_Size): New class template to detect size_type
1183         without instantiating make_unsigned unnecessarily.
1184         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
1185         __detected_or_t instead of __detected_or_t_.
1186         * include/std/type_traits (__detected_or_t_): Remove.
1187         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
1188
1189         PR libstdc++/72792
1190         PR libstdc++/72793
1191         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
1192         Replace with class template using void_t.
1193         (__alloc_rebind): Define in terms of
1194         __allocator_traits_base::__rebind.
1195         (allocator_traits): Remove unconditional static_assert for
1196         rebind_alloc.
1197         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
1198         (pointer_traits::__rebind): Replace with class template using void_t.
1199         (pointer_traits::rebind): Define in terms of __rebind.
1200         (pointer_traits): Remove unconditional static_assert for rebind.
1201         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
1202         * testsuite/20_util/pointer_traits/rebind.cc: New test.
1203
1204         PR libstdc++/69321
1205         * include/experimental/any (__any_caster): Avoid instantiating
1206         manager function for types that can't be stored in any.
1207         * include/std/any (__any_caster): Likewise.
1208         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
1209         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
1210
1211         PR libstdc++/64903
1212         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
1213         std::advance.
1214
1215 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
1216
1217         PR libstdc++/79156
1218         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
1219         Fix return type.
1220         (__enable_shared_from_this): Declare __shared_ptr as a friend.
1221         * testsuite/ext/shared_ptr/1.cc: New test.
1222
1223         PR libstdc++/64903
1224         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
1225         point.
1226         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
1227
1228         * doc/xml/manual/abi.xml: Fix typo.
1229         * doc/html/manual/abi.html: Likewise.
1230
1231         PR libstdc++/67085
1232         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
1233         converting constructors from _Iter_less_iter.
1234         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
1235         _Iter_comp_iter.
1236         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
1237         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
1238         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
1239         (__make_heap, __sort_heap): Change _Compare parameters to references.
1240         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
1241         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
1242         functions as lvalues.
1243         (is_heap): Call __is_heap_until directly to avoid copying __comp.
1244         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
1245         count copies during construction with empty sequence.
1246
1247         PR libstdc++/67085
1248         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
1249         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
1250         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
1251         number of copies.
1252         * testsuite/25_algorithms/make_heap/movable.cc: New test.
1253
1254         PR libstdc++/67085
1255         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
1256         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
1257         _GLIBCXX_MOVE when passing comparison function to other functions.
1258         (is_heap_until, is_heap): Use std::move when passing comparison
1259         function.
1260         * testsuite/23_containers/priority_queue/67085.cc: New test.
1261
1262         PR libstdc++/78905
1263         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
1264         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
1265         Document that the deprecated _GLIBCXX_VERSION macro was removed for
1266         the 4.0.0 release.
1267         * doc/html/*: Regenerate.
1268         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
1269         * include/Makefile.in: Regenerate.
1270         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
1271         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
1272         dg-error.
1273
1274 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
1275
1276         PR libstdc++/69301
1277         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
1278         aligned buffer instead of default-initialized variable.
1279         * testsuite/29_atomics/atomic/69301.cc: New test.
1280         * include/experimental/memory (observer_ptr::release): Use reserved
1281         name.
1282         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
1283         (_Pointer_adapter::operator--(int)): Likewise.
1284
1285         PR libstdc++/68925
1286         * include/experimental/random (randint): Use temporary instead of
1287         thread_local static.
1288
1289 2017-01-17  Joshua Conner  <joshconner@google.com>
1290
1291         * crossconfig.m4: Add fuchsia OS.
1292         * configure: Regenerate.
1293
1294 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
1295
1296         PR libstdc++/69699
1297         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
1298         __GLIBCXX__ macro is not useful. Remove redundant date information
1299         and link to the GCC release timeline.
1300         (abi.versioning.active): Move partial sentence into the previous
1301         paragraph.
1302         * doc/html/*: Regenerate.
1303
1304         PR libstdc++/79114
1305         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
1306         of remove_reference.
1307         * testsuite/18_support/nested_exception/79114.cc: New test.
1308
1309 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
1310
1311         PR other/79046
1312         * configure.ac: Add GCC_BASE_VER.
1313         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
1314         get version from BASE-VER file.
1315         * po/Makefile.in: Regenerated.
1316         * libsupc++/Makefile.in: Regenerated.
1317         * testsuite/Makefile.in: Regenerated.
1318         * src/Makefile.in: Regenerated.
1319         * configure: Regenerated.
1320         * Makefile.in: Regenerated.
1321         * include/Makefile.in: Regenerated.
1322         * doc/Makefile.in: Regenerated.
1323         * python/Makefile.in: Regenerated.
1324         * src/c++11/Makefile.in: Regenerated.
1325         * src/c++98/Makefile.in: Regenerated.
1326         * src/filesystem/Makefile.in: Regenerated.
1327
1328 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
1329
1330         PR libstdc++/66145
1331         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
1332         exceptions.
1333         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
1334         for test, so new ios::failure can be caught.
1335         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1336         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1337         exceptions_failbit.cc: Likewise.
1338         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1339         exceptions_failbit.cc: Likewise.
1340         * testsuite/27_io/basic_istream/extractors_other/char/
1341         exceptions_null.cc: Likewise.
1342         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1343         exceptions_null.cc: Likewise.
1344         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1345         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1346         * testsuite/27_io/basic_ostream/inserters_other/char/
1347         exceptions_null.cc: Likewise.
1348         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1349         exceptions_null.cc: Likewise.
1350         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1351
1352         PR libstdc++/78702
1353         * include/bits/locale_classes.h (locale::facet::__shim): Change from
1354         private to protected.
1355         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
1356         make locale::facet::__shim accessible.
1357
1358 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
1359
1360         PR libstdc++/78389
1361         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
1362         (merge(list&&, _StrictWeakOrdering)): Likewise.
1363         * testsuite/23_containers/list/operations/78389.cc: Add
1364         better test for the sizes.
1365
1366 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
1367
1368         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
1369         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
1370         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
1371         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
1372         Likewise.
1373         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
1374         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
1375         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
1376         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
1377         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
1378         Likewise.
1379         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
1380         Likewise.
1381         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
1382         Likewise.
1383         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
1384         Likewise.
1385         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
1386         Likewise.
1387         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
1388         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
1389         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
1390         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
1391         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
1392         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
1393         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
1394         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
1395         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
1396         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
1397         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
1398         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
1399         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1400
1401 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1402
1403         PR libstdc++/65411
1404         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
1405         retry fclose on EINTR.
1406
1407         * include/profile/base.h: Remove unused header that leads to header
1408         cycle in C++17 mode.
1409
1410         PR libstdc++/79075
1411         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1412         Make _If_sv private.
1413         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
1414         basic_string_view arguments.
1415
1416         PR libstdc++/79075
1417         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
1418         redundant option from cxxflags.
1419         (check_effective_target_cxx11-abi): Define.
1420         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
1421         effective target.
1422         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
1423         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
1424         Likewise.
1425         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
1426         Likewise.
1427         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
1428         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
1429         Likewise.
1430         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
1431         Likewise.
1432         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
1433         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
1434         Likewise.
1435         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
1436         Likewise.
1437         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
1438         Likewise.
1439         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
1440         Likewise.
1441         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
1442         Likewise.
1443         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
1444         Likewise.
1445         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
1446         Likewise.
1447         * testsuite/23_containers/list/61347.cc: Likewise.
1448         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
1449         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
1450
1451 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
1452
1453         PR libstdc++/78389
1454         * include/bits/list.tcc (merge(list&&)):
1455         Adjust list sizes if the comparator throws.
1456         (merge(list&&, _StrictWeakOrdering)): Likewise.
1457         (sort()): Splice elements back from the scratch buffers
1458         if the comparator throws.
1459         (sort(_StrictWeakOrdering)): Likewise.
1460         * testsuite/23_containers/list/operations/78389.cc: New.
1461
1462 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
1463
1464         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
1465         XFAIL for C++17 until node reinsertion supports fancy pointers.
1466
1467         PR libstdc++/78361
1468         * testsuite/20_util/add_pointer/value.cc: Test forming function
1469         pointers.
1470
1471 2017-01-13  Michael Brune  <lucdanton@free.fr>
1472
1473         PR libstdc++/78361
1474         * include/std/type_traits (__is_referenceable): Handle noexcept
1475         function types.
1476
1477 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
1478
1479         PR libstdc++/77528
1480         * include/bits/stl_queue.h (queue, priority_queue): Remove default
1481         member-initializers and define default constructors as templates with
1482         constraints.
1483         * include/bits/stl_stack.h (stack): Likewise.
1484         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
1485         New.
1486         * testsuite/23_containers/priority_queue/requirements/
1487         explicit_instantiation/1.cc: Test more instantiations.
1488         * testsuite/23_containers/priority_queue/requirements/
1489         explicit_instantiation/1_c++98.cc: Likewise.
1490         * testsuite/23_containers/queue/requirements/constructible.cc: New.
1491         * testsuite/23_containers/stack/requirements/constructible.cc: New.
1492
1493         PR libstdc++/66284
1494         * doc/xml/manual/intro.xml: Document LWG 2781 change.
1495         * doc/html/*: Regenerate.
1496         * include/std/functional (_Function_base::_Ref_manager): Remove.
1497         (_Function_handler): Remove partial specializations for
1498         reference_wrapper.
1499         (function::target): Remove special case for const qualification.
1500         * testsuite/20_util/function/6.cc: Adjust tests for target type.
1501         * testsuite/20_util/function/7.cc: Likewise.
1502         * testsuite/20_util/function/8.cc: Likewise.
1503
1504 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
1505
1506         PR libstdc++/78134
1507         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
1508         (map::equal_range): Fix return type of heterogeneous overloads.
1509         * include/bits/stl_multimap.h (multimap::lower_bound)
1510         (multimap::upper_bound, multimap::equal_range): Likewise.
1511         * include/bits/stl_multiset.h (multiset::lower_bound)
1512         (multiset::upper_bound, multiset::equal_range): Likewise.
1513         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
1514         (set::equal_range): Likewise.
1515         * testsuite/23_containers/map/operations/2.cc
1516         * testsuite/23_containers/multimap/operations/2.cc
1517         * testsuite/23_containers/multiset/operations/2.cc
1518         * testsuite/23_containers/set/operations/2.cc
1519
1520         PR libstdc++/78273
1521         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
1522         the heterogeneous comparison can only find one match.
1523         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
1524         * testsuite/23_containers/map/operations/2.cc: Test count works with
1525         comparison function that just partitions rather than sorting.
1526         * testsuite/23_containers/set/operations/2.cc: Likewise.
1527
1528 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
1529
1530         Reduce the size of variant, it doesn't need an index of
1531         type size_t internally.
1532         * include/std/variant (parse_numbers.h): New include.
1533         (__select_index): New.
1534         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
1535         _index_type for comparison with variant_npos.
1536         (_Variant_storage<false, _Types...>::__index_type): New.
1537         (_Variant_storage<false, _Types...>::_M_index): Change the
1538         type from size_t to __index_type.
1539         (_Variant_storage<true, _Types...>::__index_type): New.
1540         (_Variant_storage<true, _Types...>::_M_index): Change the
1541         type from size_t to __index_type.
1542         (_Variant_base::_M_valid): Use _Storage::__index_type
1543         for comparison with variant_npos.
1544         (variant::index): Use _Base::_Storage::__index_type
1545         for comparison with variant_npos.
1546         * testsuite/20_util/variant/index_type.cc: New.
1547
1548 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
1549
1550         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
1551         effective target selector to prevent running in C++17 mode.
1552
1553         PR libstdc++/77528
1554         * include/bits/stl_queue.h (queue::c): Add default member initializer.
1555         (queue::queue()): Add constructor and define as defaulted.
1556         (queue::queue(_Sequence&&)): Remove default argument.
1557         (priority_queue::c, priority_queue::comp): Add default member
1558         initializers.
1559         (priority_queue::priority_queue()): Add constructor and define as
1560         defaulted.
1561         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
1562         Remove default argument for first parameter.
1563         * include/bits/stl_stack.h (stack::c): Add default member initializer.
1564         (stack::stack()): Add constructor and define as defaulted.
1565         (stack::stack(const _Sequence&)): Remove default argument.
1566         * testsuite/23_containers/priority_queue/requirements/
1567         explicit_instantiation/1.cc: Test explicit instantiation with
1568         non-DefaultConstructible sequence.
1569         * testsuite/23_containers/priority_queue/77528.cc: New test.
1570         * testsuite/23_containers/priority_queue/requirements/
1571         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
1572         * testsuite/23_containers/queue/77528.cc: New test.
1573         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1574         1.cc: Test explicit instantiation with non-DefaultConstructible
1575         sequence.
1576         * testsuite/23_containers/queue/requirements/explicit_instantiation/
1577         1_c++0x.cc: Replace with 1_c++98.cc.
1578         * testsuite/23_containers/stack/77528.cc: New test.
1579         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1580         1.cc: Test explicit instantiation with non-DefaultConstructible
1581         sequence.
1582         * testsuite/23_containers/stack/requirements/explicit_instantiation/
1583         1_c++0x.cc: Replace with 1_c++98.cc.
1584
1585 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
1586
1587         * include/bits/locale_facets_nonio.tcc
1588         (time_get::_M_extract_via_format): Avoid compilation errors with
1589         non-standard struct tm.
1590
1591 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
1592             Jonathan Wakely  <jwakely@redhat.com>
1593
1594         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
1595         (is_specialization, strip_versioned_namespace): New helpers functions
1596         to work with symbols in the versioned namespace.
1597         (Printer.add_version): Add second name using versioned namespace.
1598         (add_one_template_type_printer, add_one_type_printer): Add second
1599         type printers using versioned namespace.
1600         (register_type_printers): Add template type printer for basic_string.
1601         (build_libstdcxx_dictionary): Remove dead code.
1602         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
1603         versioned namespace.
1604         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
1605         results.
1606         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
1607
1608 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1609
1610         PR libstdc++/79017
1611         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
1612         functions separately on darwin and if they're missing define
1613         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
1614         * config.h.in: Regenerate.
1615         * configure: Regenerate.
1616         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
1617         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
1618
1619         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
1620         to detect correct thread_local destructors.
1621         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
1622         Define.
1623
1624 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
1625             Aditya Kumar  <hiraditya@msn.com>
1626
1627         PR libstdc++/66414
1628         * include/bits/basic_string.tcc
1629         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
1630
1631 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1632
1633         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
1634         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
1635
1636         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
1637         Include <cassert> header.
1638
1639         PR libstdc++/78968
1640         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
1641         * configure: Regenerate.
1642
1643 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
1644             Jonathan Wakely  <jwakely@redhat.com>
1645
1646         * include/std/variant (variant, swap): Replace __and_ usage with fold
1647         expressions.
1648
1649 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1650
1651         PR go/78978
1652         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
1653         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
1654         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
1655         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
1656         HWCAP_FLAGS.
1657         * aclocal.m4: Regenerate.
1658         * configure: Regenerate.
1659         * Makefile.in, doc/Makefile.in, include/Makefile.in,
1660         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
1661         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
1662         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
1663
1664 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
1665
1666         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
1667
1668         PR libstdc++/78991
1669         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
1670         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
1671         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
1672         move function objects.
1673         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
1674         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
1675         * testsuite/25_algorithms/sort/78991.cc: New test.
1676
1677 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
1678
1679         * include/bits/std_function.h (function::_Signature_type): Remove.
1680         (function::function(_Functor)): Adjust.
1681
1682 2017-01-05  Tim Shen  <timshen@google.com>
1683
1684         PR libstdc++/78996
1685         * include/std/variant (__gen_vtable_impl): rename __unused to
1686         __dimensions to avoid naming conflict.
1687
1688 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
1689
1690         PR libstdc++/78968
1691         * config.h.in: Regenerate.
1692         * configure: Likewise.
1693         * configure.ac: Check for __cxa_thread_atexit.
1694         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
1695         Don't define __cxa_thread_atexit if libc provides it.
1696
1697 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
1698
1699         Implement 2801, Default-constructibility of unique_ptr.
1700         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
1701         (unique_ptr::_DeleterConstraint): Likewise.
1702         (unique_ptr()): Constrain.
1703         (unique_ptr(pointer)): Likewise.
1704         (unique_ptr(nullptr_t)): Likewise.
1705         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
1706         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
1707         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
1708         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
1709         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
1710         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
1711         * testsuite/20_util/unique_ptr/cons/default.cc: New.
1712         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
1713
1714 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
1715             Jonathan Wakely  <jwakely@redhat.com>
1716
1717         PR libstdc++/64735
1718         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
1719         * config.h.in: Regenerate.
1720         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
1721         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
1722         exports for exception_ptr, nested_exception, and future conditional.
1723         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
1724         exports for exception_ptr, nested_exception, and future conditional.
1725         * configure: Regenerate.
1726         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
1727         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
1728         * libsupc++/eh_atomics.h: New file for internal use only.
1729         (__eh_atomic_inc, __eh_atomic_dec): New.
1730         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
1731         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
1732         (rethrow_exception): Use eh_atomics.h reference counting helpers.
1733         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
1734         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
1735         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
1736         * libsupc++/exception_ptr.h: Likewise.
1737         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
1738         * libsupc++/nested_exception.cc: Remove check for
1739         ATOMIC_INT_LOCK_FREE.
1740         * libsupc++/nested_exception.h: Likewise.
1741         * src/c++11/future.cc: Likewise.
1742         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
1743         * testsuite/18_support/nested_exception/*: Likewise.
1744         * testsuite/30_threads/async/*: Likewise.
1745         * testsuite/30_threads/future/*: Likewise.
1746         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
1747         * testsuite/30_threads/packaged_task/*: Likewise.
1748         * testsuite/30_threads/promise/*: Likewise.
1749         * testsuite/30_threads/shared_future/*: Likewise.
1750
1751 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
1752
1753         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
1754         defaults to https; adjust reference.
1755
1756 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
1757
1758         PR libstdc++/78956
1759         * include/std/thread (thread(const thread&&)): Add deleted
1760         constructor.
1761         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
1762
1763         * doc/xml/manual/spine.xml: Update copyright years.
1764         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
1765         * doc/xml/manual/test.xml: Likewise.
1766         * doc/html/*: Regenerate.
1767
1768 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
1769
1770         * doc/xml/faq.xml: Update address of C++ ABI link.
1771         * doc/xml/manual/abi.xml: Ditto.
1772
1773 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
1774
1775         Update copyright years.
1776 \f
1777 Copyright (C) 2017 Free Software Foundation, Inc.
1778
1779 Copying and distribution of this file, with or without modification,
1780 are permitted in any medium without royalty provided the copyright
1781 notice and this notice are preserved.