libstdc++-v3/ChangeLog

   1 2017-10-05  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         * testsuite/20_util/to_chars/1.cc: Add dg-require-string-conversions.
   4
   5 2017-10-04  Petr Ovtchenkov  <ptr@void-ptr.info>
   6             François Dumont  <fdumont@gcc.gnu.org>
   7
   8         * include/bits/streambuf_iterator.h
   9         (istreambuf_iterator<>::operator*()): Do not capture iterator state
  10         in Debug assertion.
  11         (istreambuf_iterator<>::operator++()): Likewise and remove _M_sbuf check.
  12         (istreambuf_iterator<>::operator++(int)): Likewise.
  13         (istreambuf_iterator<>::_M_get()): Remove _M_c assignment.
  14         (istreambuf_iterator<>::_S_is_eof()): New.
  15         (istreambuf_iterator<>::_M_at_eof()): Adapt, use latter.
  16         (find(istreambuf_iterator<>, istreambuf_iterator<>, _CharT)):
  17         Return an iterator with _M_c set to eof to capture streambuf state
  18         on evaluation.
  19         (testsuite/24_iterators/istreambuf_iterator/2.cc): Add checks.
  20
  21 2017-10-03  Jakub Jelinek  <jakub@redhat.com>
  22
  23         * include/std/charconv (__unsigned_least_t): Fix number of closing >s for
  24         !_GLIBCXX_USE_INT128.
  25
  26 2017-10-02  Jonathan Wakely  <jwakely@redhat.com>
  27
  28         * include/Makefile.am: Add new <charconv> header.
  29         * include/Makefile.in: Regenerate.
  30         * include/precompiled/stdc++.h: Include <charconv>.
  31         * include/std/charconv: New file.
  32         (to_chars_result, to_chars, from_chars_result, from_chars): Define.
  33         * testsuite/20_util/from_chars/1.cc: New test.
  34         * testsuite/20_util/from_chars/1_neg.cc: New test.
  35         * testsuite/20_util/from_chars/2.cc: New test.
  36         * testsuite/20_util/from_chars/requirements.cc: New test.
  37         * testsuite/20_util/to_chars/1.cc: New test.
  38         * testsuite/20_util/to_chars/1_neg.cc: New test.
  39         * testsuite/20_util/to_chars/2.cc: New test.
  40         * testsuite/20_util/to_chars/requirements.cc: New test.
  41
  42 2017-09-27  François Dumont  <fdumont@gcc.gnu.org>
  43
  44         * testsuite/22_locale/money_get/get/char/22131.cc: Make test less
  45         istreambuf_iterator implementation dependent.
  46         * testsuite/22_locale/money_get/get/wchar_t/22131.cc: Likewise.
  47
  48 2017-09-25  Uros Bizjak  <ubizjak@gmail.com>
  49
  50         PR c/81854
  51         * src/c++98/complex_io.cc (_GLIBCXX_LDBL_COMPAT): Declare alias
  52         target as a C++ function with no prototype.
  53
  54 2017-09-21  Jonathan Wakely  <jwakely@redhat.com>
  55
  56         * testsuite/25_algorithms/clamp/1.cc: Fix order of arguments and
  57         expected results when using predicate defining reverse order.
  58         * testsuite/25_algorithms/clamp/constexpr.cc: Likewise.
  59
  60 2017-09-20  Jonathan Wakely  <jwakely@redhat.com>
  61
  62         PR libstdc++/79162
  63         * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
  64         (basic_string::_If_sv): Remove from the overload set when the
  65         argument is derived from basic_string.
  66
  67         PR libstdc++/79162
  68         * include/bits/basic_string.h (basic_string::_If_sv): Remove from the
  69         overload set when the argument is derived from basic_string.
  70         * testsuite/21_strings/basic_string/cons/char/moveable2_c++17.cc: New
  71         test.
  72         * testsuite/21_strings/basic_string/cons/wchar_t/moveable2_c++17.cc:
  73         New test.
  74
  75         * testsuite/24_iterators/range_access_cpp17.cc: Fix order of dg-do
  76         and dg-options directives. Fix invalid test.
  77
  78         PR libstdc++/81469
  79         * libsupc++/exception (uncaught_exception): Deprecate for C++17.
  80         * testsuite/18_support/exception_ptr/62258.cc: Add -Wno-deprecated.
  81         * testsuite/18_support/uncaught_exception/14026.cc: Likewise.
  82
  83         * include/bits/c++config (_GLIBCXX17_DEPRECATED): Define.
  84         * include/bits/functional_hash.h (__hash_base::result_type)
  85         (__hash_base::argument_type): Add _GLIBCXX17_DEPRECATED.
  86         * include/std/optional (hash<optional<T>>::result_type)
  87         (hash<optional<T>>::argument_type): Add deprecated attribute.
  88         (__is_fast_hash<hash<optional<T>>>): Add partial specialization.
  89         * include/std/variant (hash<variant<Types...>>::result_type)
  90         (hash<variant<Types...>>::argument_type): Add deprecated attribute.
  91         (__is_fast_hash<hash<variant<Types...>>>): Add partial specialization.
  92
  93         * libsupc++/exception_ptr.h (copy_exception): Remove deprecated
  94         non-standard function.
  95
  96         PR libstdc++/82262
  97         * include/std/optional (__optional_hash_call_base): Add template
  98         parameter for remove_const_t<_Tp> and use it consistently.
  99         * testsuite/20_util/optional/hash.cc: Test optional<const T>.
 100
 101 2017-09-19  Jonathan Wakely  <jwakely@redhat.com>
 102
 103         PR libstdc++/71500
 104         * include/bits/regex_executor.tcc
 105         (_Backref_matcher<BidIt, regex_traits<C>>::_M_apply): Use
 106         std::__equal4 instead of C++14 4-iterator overloads of std::equal.
 107         * include/bits/stl_algobase.h (__equal4): New functions implementing
 108         4-iterator overloads of std::equal for use in C++11.
 109         (equal(It1, It1, It2, It2), equal(It1, It1, It2, It2, BinaryPred)):
 110         Move function bodies to new __equal4 functions.
 111         * testsuite/28_regex/simple_c++11.cc: New.
 112
 113         PR libstdc++/82254
 114         * include/std/type_traits (__is_invocable): Add partial specialization
 115         for INVOKE<void> case and remove is_void<R> check from partial
 116         specialization for INVOKE<R> case.
 117         (__is_nt_invocable_impl): New helper for is_nothrow_invocable_r.
 118         (is_nothrow_invocable_r): Use __is_nt_invocable_impl.
 119         * testsuite/20_util/is_nothrow_invocable/value.cc: Add tests for
 120         conversions that can throw or fail to convert. Use static assert
 121         strings to explain negative results.
 122         * testsuite/20_util/is_nothrow_invocable/value_ext.cc: Use
 123         is_nothrow_constructible in is_nt_invocable_conv.
 124
 125 2017-09-18  Jonathan Wakely  <jwakely@redhat.com>
 126
 127         PR libstdc++/81468
 128         * testsuite/20_util/duration/cons/dr1177.cc: Fix incorrect test and
 129         improve static assertion messages.
 130
 131         * include/std/utility (_Itup_cat, _Make_integer_sequence): Remove.
 132         (_Build_index_tuple, make_integer_sequence): Use built-in to generate
 133         pack expansion.
 134
 135         PR libstdc++/71187
 136         * include/std/type_traits (__declval): New function to deduce return
 137         type of declval.
 138         (__declval_protector::_delegate): Remove.
 139         (declval): Use __declval instead of add_rvalue_reference and
 140         __declval_protector::__delegate.
 141         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
 142         lineno.
 143         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
 144         Likewise.
 145         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
 146         Likewise.
 147
 148 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
 149
 150         * testsuite/libstdc++-prettyprinters/cxx17.cc: Use -std=c++17 or
 151         -std=gnu++17 instead of -std=c++1z or -std=gnu++1z.  Use c++17 instead
 152         of c++1z and c++17_only instead of c++1z_only.  Adjust expected
 153         diagnostics and comments refering to 1z to 17.
 154         * testsuite/30_threads/lock_guard/cons/deduction.cc: Likewise.
 155         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Likewise.
 156         * testsuite/30_threads/scoped_lock/cons/1.cc: Likewise.
 157         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Likewise.
 158         * testsuite/30_threads/scoped_lock/requirements/explicit_instantiation.cc:
 159         Likewise.
 160         * testsuite/30_threads/unique_lock/cons/deduction.cc: Likewise.
 161         * testsuite/18_support/launder/1.cc (test02): Likewise.
 162         * testsuite/18_support/launder/requirements_neg.cc: Likewise.
 163         * testsuite/18_support/launder/requirements.cc: Likewise.
 164         * testsuite/18_support/byte/requirements.cc: Likewise.
 165         * testsuite/18_support/byte/ops.cc: Likewise.
 166         * testsuite/18_support/byte/global_neg.cc: Likewise.
 167         * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
 168         Likewise.
 169         * testsuite/27_io/types/4.cc: Likewise.
 170         * testsuite/25_algorithms/sample/81221.cc: Likewise.
 171         * testsuite/25_algorithms/sample/1.cc: Likewise.
 172         * testsuite/25_algorithms/sample/2.cc: Likewise.
 173         * testsuite/25_algorithms/search/searcher.cc: Likewise.
 174         * testsuite/28_regex/basic_regex/ctors/deduction.cc: Likewise.
 175         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 176         Likewise.
 177         * testsuite/24_iterators/range_access_cpp17.cc: Likewise.
 178         * testsuite/24_iterators/container_access.cc: Likewise.
 179         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Likewise.
 180         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
 181         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
 182         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
 183         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
 184         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
 185         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
 186         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
 187         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
 188         * testsuite/20_util/shared_ptr/casts/reinterpret.cc: Likewise.
 189         * testsuite/20_util/shared_ptr/cons/deduction.cc: Likewise.
 190         * testsuite/20_util/shared_ptr/cons/array.cc: Likewise.
 191         * testsuite/20_util/shared_ptr/observers/array.cc (struct A): Likewise.
 192         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
 193         * testsuite/20_util/variant/deduction.cc: Likewise.
 194         * testsuite/20_util/tuple/78939.cc: Likewise.
 195         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
 196         * testsuite/20_util/void_t/1.cc: Likewise.
 197         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Likewise.
 198         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: Likewise.
 199         * testsuite/20_util/addressof/requirements/constexpr.cc: Likewise.
 200         * testsuite/20_util/weak_ptr/cons/deduction.cc: Likewise.
 201         * testsuite/20_util/has_unique_object_representations/requirements/typedefs.cc:
 202         Likewise.
 203         * testsuite/20_util/has_unique_object_representations/requirements/explicit_instantiation.cc:
 204         Likewise.
 205         * testsuite/20_util/has_unique_object_representations/value.cc:
 206         Likewise.
 207         * testsuite/20_util/time_point/arithmetic/constexpr.cc: Likewise.
 208         * testsuite/20_util/function_objects/invoke/59768.cc: Likewise.
 209         * testsuite/20_util/function_objects/mem_fn/80478.cc: Likewise.
 210         * testsuite/20_util/function/cons/deduction.cc: Likewise.
 211         * testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
 212         Likewise.
 213         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
 214         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
 215         Likewise.
 216         * testsuite/20_util/is_aggregate/value.cc: Likewise.
 217         * testsuite/26_numerics/lcm/1.cc: Likewise.
 218         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
 219         * testsuite/26_numerics/gcd/1.cc: Likewise.
 220         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
 221         * testsuite/26_numerics/valarray/deduction.cc: Likewise.
 222         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Likewise.
 223         * testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
 224         * testsuite/23_containers/queue/members/emplace_cxx17_return.cc:
 225         Likewise.
 226         * testsuite/23_containers/array/cons/deduction.cc: Likewise.
 227         * testsuite/23_containers/array/cons/deduction_neg.cc: Likewise.
 228         * testsuite/23_containers/deque/modifiers/emplace/cxx17_return.cc:
 229         Likewise.
 230         * testsuite/23_containers/deque/cons/deduction.cc: Likewise.
 231         * testsuite/23_containers/stack/members/emplace_cxx17_return.cc:
 232         Likewise.
 233         * testsuite/23_containers/list/modifiers/emplace/cxx17_return.cc:
 234         Likewise.
 235         * testsuite/23_containers/list/cons/deduction.cc: Likewise.
 236         * testsuite/23_containers/forward_list/modifiers/emplace_cxx17_return.cc:
 237         Likewise.
 238         * testsuite/23_containers/forward_list/cons/deduction.cc: Likewise.
 239         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Likewise.
 240         * testsuite/23_containers/vector/modifiers/emplace/cxx17_return.cc:
 241         Likewise.
 242         * testsuite/23_containers/vector/cons/deduction.cc: Likewise.
 243         * testsuite/23_containers/vector/bool/emplace_cxx17_return.cc:
 244         Likewise.
 245         * testsuite/21_strings/basic_string/cons/char/9.cc: Likewise.
 246         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Likewise.
 247         * testsuite/21_strings/basic_string/cons/char/79162.cc: Likewise.
 248         * testsuite/21_strings/basic_string/cons/wchar_t/9.cc: Likewise.
 249         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
 250         Likewise.
 251         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: Likewise.
 252         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
 253         Likewise.
 254         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
 255         Likewise.
 256         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
 257         Likewise.
 258         * testsuite/21_strings/basic_string_view/operations/compare/char/70483.cc:
 259         Likewise.
 260         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/2.cc:
 261         Likewise.
 262         * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc:
 263         Likewise.
 264
 265 2017-09-13  Jonathan Wakely  <jwakely@redhat.com>
 266
 267         PR libstdc++/81468
 268         * include/std/chrono (__enable_if_is_duration)
 269         (__disable_if_is_duration): New alias templates to simplify SFINAE.
 270         (duration_cast, floor, ceil): Use __enable_if_is_duration.
 271         (duration::__is_float, duration::__is_harmonic): New alias templates
 272         to simplify SFINAE.
 273         (duration::duration(const _Rep2&)): Use _Require, __is_float and
 274         __is_harmonic.
 275         (duration::duration(const duration<_Rep2, _Period2>&)): Likewise.
 276         (__common_rep_type): Remove, replace with ...
 277         (__common_rep_t): New alias template.
 278         (operator*, operator/, operator%): Use __common_rep_t and
 279         __disable_if_is_duration.
 280         (time_point::time_point(const time_point<clock, _Dur2>&)): Add missing
 281         constraint from LWG DR 1177.
 282         * testsuite/20_util/duration/cons/dr1177.cc: New.
 283         * testsuite/20_util/duration/literals/range.cc: Update dg-error line.
 284         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
 285         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
 286         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
 287         * testsuite/20_util/time_point/cons/81468.cc: New.
 288
 289         * doc/doxygen/mainpage.html: Fix broken URLs.
 290
 291         PR libstdc++/81835
 292         * doc/xml/manual/extensions.xml: Replace unstable URL.
 293         * doc/html/manual/ext_demangling.html: Regenerate.
 294         * libsupc++/cxxabi.h (__cxa_demangle): Fix broken URL.
 295
 296         * include/bits/allocated_ptr.h (__allocated_ptr::get): Use
 297         __to_address.
 298         (__allocated_ptr::_S_raw_ptr): Remove.
 299         * include/bits/forward_list.h (_Fwd_list_base::_M_get_node): Use
 300         __to_address.
 301         * include/bits/hashtable_policy.h (_Hashtable_alloc): Likewise.
 302         * include/bits/ptr_traits.h (__to_address): Define new function
 303         template.
 304         * include/bits/shared_ptr_base.h (__shared_ptr): Use __to_address.
 305         (__shared_ptr::_S_raw_ptr): Remove.
 306         * include/bits/stl_vector.h [__cplusplus >= 201103L]
 307         (vector::_M_data_ptr): Use __to_address.
 308         [__cplusplus < 201103L] (vector::_M_data_ptr): Don't dereference
 309         possibly invalid pointers.
 310         * include/ext/alloc_traits.h (__alloc_traits::construct)
 311         (__alloc_traits::destroy): Use __to_address.
 312
 313 2017-09-12  Jonathan Wakely  <jwakely@redhat.com>
 314
 315         PR libstdc++/79433
 316         * include/Makefile.am: Remove <bits/c++14_warning.h>.
 317         * include/Makefile.in: Regenerate.
 318         * include/bits/c++14_warning.h: Remove.
 319         * include/experimental/algorithm: Do not include <c++14_warning.h>.
 320         * include/experimental/any: Likewise.
 321         * include/experimental/array: Likewise.
 322         * include/experimental/bits/erase_if.h: Likewise.
 323         * include/experimental/bits/lfts_config.h: Likewise.
 324         * include/experimental/bits/shared_ptr.h: Likewise.
 325         * include/experimental/bits/string_view.tcc: Likewise.
 326         * include/experimental/chrono: Likewise.
 327         * include/experimental/deque: Likewise.
 328         * include/experimental/filesystem: Do not include <c++0x_warning.h>.
 329         * include/experimental/forward_list: Do not include <c++14_warning.h>.
 330         * include/experimental/functional: Likewise.
 331         * include/experimental/iterator: Likewise.
 332         * include/experimental/list: Likewise.
 333         * include/experimental/map: Likewise.
 334         * include/experimental/memory: Likewise.
 335         * include/experimental/numeric: Likewise.
 336         * include/experimental/optional: Likewise.
 337         * include/experimental/propagate_const: Likewise.
 338         * include/experimental/ratio: Likewise.
 339         * include/experimental/regex: Likewise.
 340         * include/experimental/set: Likewise.
 341         * include/experimental/string: Likewise.
 342         * include/experimental/string_view: Likewise.
 343         * include/experimental/system_error: Likewise.
 344         * include/experimental/tuple: Likewise.
 345         * include/experimental/type_traits: Likewise.
 346         * include/experimental/unordered_map: Likewise.
 347         * include/experimental/unordered_set: Likewise.
 348         * include/experimental/vector: Likewise.
 349         * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error
 350         line number.
 351         * testsuite/experimental/array/neg.cc: Likewise.
 352         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
 353         Likewise.
 354         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
 355         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
 356         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
 357         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
 358         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
 359
 360         PR libstdc++/79433
 361         * doc/xml/manual/status_cxx2017.xml: Update feature-test macros.
 362         * doc/html/*: Regenerate.
 363         * include/Makefile.am: Remove <bits/c++17_warning.h>.
 364         * include/Makefile.in: Regenerate.
 365         * include/bits/c++17_warning.h: Remove.
 366         * include/bits/string_view.tcc: Do not include <bits/c++17_warning.h>
 367         for pre-C++17 modes.
 368         * include/std/any: Likewise.
 369         (__cpp_lib_any): Define.
 370         * include/std/mutex (__cpp_lib_scoped_lock): Adjust value as per new
 371         SD-6 draft.
 372         * include/std/numeric (__cpp_lib_gcd_lcm): Define as per new SD-6
 373         draft.
 374         * include/std/optional: Do not include <bits/c++17_warning.h>.
 375         (__cpp_lib_optional): Define.
 376         * include/std/shared_mutex: Do not include <bits/c++14_warning.h>.
 377         * include/std/string_view: Do not include <bits/c++17_warning.h>.
 378         (__cpp_lib_string_view): Define.
 379         * include/std/variant: Do not include <bits/c++17_warning.h>.
 380         (__cpp_lib_variant): Define.
 381         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error line
 382         numbers.
 383         * testsuite/26_numerics/gcd/1.cc: Test for __cpp_lib_gcd_lcm.
 384         * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line
 385         numbers.
 386         * testsuite/26_numerics/lcm/1.cc: Test for __cpp_lib_gcd_lcm.
 387         * testsuite/26_numerics/lcm/lcm_neg.cc: Adjust dg-error line
 388         numbers.
 389         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Adjust
 390         expected value of __cpp_lib_scoped_lock.
 391
 392         PR libstdc++/70483
 393         * include/experimental/bits/string_view.tcc (basic_string_view::find)
 394         (basic_string_view::rfind, basic_string_view::find_first_of)
 395         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 396         (basic_string_view::find_last_not_of): Add constexpr specifier.
 397         * include/experimental/string_view (basic_string_view::remove_prefix)
 398         (basic_string_view::remove_suffix, basic_string_view::swap)
 399         (basic_string_view::compare, basic_string_view::find)
 400         (basic_string_view::rfind, basic_string_view::find_first_of)
 401         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 402         (basic_string_view::find_last_not_of, operator==, operator!=)
 403         (operator<, operator>, operator<=, operator>=): Likewise.
 404         * testsuite/experimental/string_view/operations/compare/char/70483.cc:
 405         New.
 406
 407 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
 408
 409         PR libstdc++/70483
 410         * include/bits/string_view.tcc (basic_string_view::find)
 411         (basic_string_view::rfind, basic_string_view::find_first_of)
 412         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
 413         (basic_string_view::find_last_not_of): Add constexpr specifier.
 414         * include/std/string_view (basic_string_view::operator=)
 415         (basic_string_view::rbegin, basic_string_view::rend)
 416         (basic_string_view::crbegin, basic_string_view::crend)
 417         (basic_string_view::remove_prefix, basic_string_view::remove_suffix)
 418         (basic_string_view::swap, basic_string_view::compare)
 419         (basic_string_view::find, basic_string_view::rfind)
 420         (basic_string_view::find_first_of, basic_string_view::find_last_of)
 421         (basic_string_view::find_first_not_of)
 422         (basic_string_view::find_last_not_of, basic_string_view::_M_check)
 423         (basic_string_view::_M_limit, operator==, operator!=, operator<)
 424         (operator>, operator<=, operator>=): Likewise.
 425         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
 426         char/1.cc: Repeat tests in constexpr context.
 427         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
 428         wchar_t/1.cc: Likewise.
 429         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
 430         char/1.cc: Likewise.
 431         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
 432         wchar_t/1.cc: Likewise.
 433         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
 434         Likewise.
 435         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
 436         Likewise.
 437         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
 438         Likewise.
 439         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
 440         Likewise.
 441         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
 442         Likewise.
 443         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
 444         Likewise.
 445         * testsuite/21_strings/basic_string_view/operators/char/2.cc:
 446         Likewise.
 447         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
 448         Likewise.
 449         * testsuite/21_strings/basic_string_view/range_access/char/1.cc: Test
 450         cbegin, cend, rbegin, rend, crbegin and crend.
 451         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
 452         Likewise.
 453         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
 454         Remove trailing whitespace.
 455         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
 456         1.cc: Likewise.
 457         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
 458         New.
 459         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
 460         New.
 461         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
 462         New.
 463         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
 464         2.cc: New.
 465
 466 2017-09-11  Tim Shen  <timshen@google.com>
 467
 468         PR libstdc++/71500
 469         * include/bits/regex_executor.tcc: Support icase in regex_traits<...>
 470         for back reference matches.
 471         * testsuite/28_regex/regression.cc: Test case.
 472
 473 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
 474
 475         * testsuite/21_strings/basic_string/lwg2946.cc: Adjust for
 476         compatibility with old COW std::string.
 477
 478 2017-09-09  Gerald Pfeifer  <gerald@pfeifer.com>
 479
 480         * doc/xml/manual/allocator.xml: Adjust link for Hoard.
 481         * doc/html/manual/memory.html: Regenerate.
 482
 483 2017-09-04  Daniel Kruegler  <daniel.kruegler@gmail.com>
 484
 485         PR libstdc++/79162
 486         Implement LWG 2946, LWG 2758's resolution missed further corrections
 487         * include/bits/basic_string.h (basic_string::compare): Add missing
 488         required noexcept specifications.
 489         (basic_string): Introduce internal _S_to_string_view and __sv_wrapper
 490         for implicit string_view conversion.
 491         (basic_string::basic_string): Fix explicit string_view conversion by
 492         implicit conversion using _S_to_string_view and __sv_wrapper.
 493         (basic_string): Introduce internal basic_string(__sv_wrapper, Alloc)
 494         constructor.
 495         (basic_string): Fix operator=(T) template by operator=(const T&)
 496         template for uncopyable types (PR 79162).
 497         (basic_string::operator+=, basic_string::append, basic_string::assign)
 498         (basic_string::insert, basic_string::replace, basic_string::find)
 499         (basic_string::rfind, basic_string::find_first_of)
 500         (basic_string::find_last_of, basic_string::find_first_not_of)
 501         (basic_string::find_last_not_of, basic_string::compare): Replace
 502         __sv_type argument by template const T& (LWG 2946) and correct
 503         documentation describing __sv_type argument.
 504         (basic_string::find, basic_string::rfind, basic_string::find_first_of)
 505         (basic_string::find_last_of, basic_string::find_first_not_of)
 506         (basic_string::find_last_not_of, basic_string::compare): Replace
 507         unconditional noexcept specification by conditional noexcept
 508         specification to partially balance the removal of noexcept by LWG 2946.
 509         * testsuite/21_strings/basic_string/79162.cc: New.
 510         * testsuite/21_strings/basic_string/lwg2946.cc: New.
 511
 512 2017-08-31  Jonathan Wakely  <jwakely@redhat.com>
 513
 514         PR c++/82039
 515         * include/ext/new_allocator.h (__gnu_cxx::new_allocator::allocate):
 516         Adjust null pointer constant to avoid warning.
 517
 518 2017-08-24  François Dumont  <fdumont@gcc.gnu.org>
 519
 520         * include/bits/stl_list.h
 521         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_S_distance): Remove.
 522         (_List_impl(_Node_alloc_type&&, _List_impl&&)): New.
 523         (_List_base(_Node_alloc_type&&, _List_base&&)): New, use latter.
 524         [!_GLIBCXX_INLINE_VERSION](_List_base(_Node_alloc_type&&,_List_base&&)):
 525         Remove.
 526         (_List_base(_Node_alloc_type&&)): New.
 527         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_distance): Remove.
 528         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_node_count): Remove.
 529         (list<>::_M_node_count): New.
 530         (list<>::size()): Adapt to call latter.
 531         (list<>::_S_distance(const_iterator, const_iterator)): New.
 532         (list<>::splice(iterator, list&, const_iterator, const_iterator)):
 533         Adapt to call latter.
 534         (list(list&&, const allocator_type&, true_type)): New.
 535         (list(list&&, const allocator_type&, false_type)): New.
 536         (list(list&&, const allocator_type&)): Adapt to call latters.
 537
 538 2017-08-21  Jonathan Wakely  <jwakely@redhat.com>
 539
 540         PR libstdc++/81912
 541         * include/bits/stl_iterator_base_types.h (__iterator_category): Add
 542         constexpr for C++11 and later.
 543         * testsuite/24_iterators/container_access.cc: Add target selector.
 544         * testsuite/24_iterators/range_access.cc: Fix clause number in
 545         comment.
 546         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
 547         * testsuite/24_iterators/range_access_cpp17.cc: New.
 548
 549 2017-08-21  Richard Biener  <rguenther@suse.de>
 550
 551         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Run all
 552         tests with -flto as well if supported.
 553
 554 2017-08-20  Martin Sebor  <msebor@redhat.com>
 555
 556         PR c/81854
 557         * src/c++98/compatibility.cc (_GLIBCXX_3_4_SYMVER): Declare alias
 558         target as a C++ function with no prototype.
 559         (_GLIBCXX_3_4_5_SYMVER): Ditto.
 560
 561 2017-08-20  John David Anglin  <danglin@gcc.gnu.org>
 562
 563         PR testsuite/81056
 564         * testsuite/17_intro/names.cc: Undef 'd' and 'r' on __hpux__.
 565
 566 2017-08-18  Jonathan Wakely  <jwakely@redhat.com>
 567
 568         * include/bits/hashtable_policy.h (_ReuseOrAllocNode): Remove
 569         __value_alloc_type and __value_alloc_traits typedefs.
 570         (_ReuseOrAllocNode::operator()): Call construct and destroy on the
 571         node allocator.
 572         (_Hashtable_alloc): Simplify __value_alloc_traits typedef.
 573         (_Hashtable_alloc<_NodeAlloc>::_M_allocate_node(_Args&&...)): Call
 574         construct on the node allocator.
 575         (_Hashtable_alloc<_NodeAlloc>::_M_deallocate_node(__node_type*)): Call
 576         destroy on the node allocator.
 577
 578         PR libstdc++/81891
 579         * include/bits/hashtable.h (_Hashtable(_InputIterator, _InputIterator,
 580         size_type, const _H1&, const _H2&, const _Hash&, const _Equal&,
 581         const _ExtractKey&, const allocator_type&)): Let destructor do clean
 582         up if an exception is thrown.
 583         * testsuite/23_containers/unordered_map/cons/81891.cc: New.
 584
 585 2017-08-11  Jonathan Wakely  <jwakely@redhat.com>
 586
 587         PR libstdc++/81808
 588         * testsuite/27_io/basic_fstream/53984.cc: Adjust test for targets
 589         that allow opening a directory as a FILE and reading from it.
 590
 591 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
 592
 593         * include/std/type_traits (_GLIBCXX_NO_BUILTIN_HAS_UNIQ_OBJ_REP):
 594         Replace with _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP and use
 595         __is_identifier to set it.
 596
 597 2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>
 598
 599         * include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
 600         __is_identifier instead of __has_builtin.
 601
 602 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
 603
 604         PR libstdc++/79820
 605         PR libstdc++/81751
 606         * config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)):
 607         Call fflush on the stream instead of calling sync() while _M_cfile is
 608         null. Restore original value of errno.
 609         * testsuite/ext/stdio_filebuf/char/79820.cc: New.
 610         * testsuite/ext/stdio_filebuf/char/81751.cc: New.
 611
 612 2017-07-31  Marek Polacek  <polacek@redhat.com>
 613
 614         PR libstdc++/81599
 615         * include/bits/stl_stack.h: Fix typo.
 616
 617 2017-07-26  Jonathan Wakely  <jwakely@redhat.com>
 618
 619         * testsuite/27_io/basic_fstream/53984.cc: Fix test.
 620
 621 2017-07-26  Paolo Carlini  <paolo.carlini@oracle.com>
 622
 623         * testsuite/27_io/basic_fstream/53984.cc: Fix typo in dg-require
 624         directive.
 625
 626 2017-07-25  Jonathan Wakely  <jwakely@redhat.com>
 627
 628         PR libstdc++/53984
 629         * include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
 630         * include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
 631         during construction.
 632         * include/std/istream: Adjust comments for formatted input functions
 633         and unformatted input functions.
 634         * testsuite/27_io/basic_fstream/53984.cc: New.
 635         * testsuite/27_io/basic_istream/sentry/char/53984.cc: New.
 636
 637         * include/bits/ios_base.h (ios_base::io_state, ios_base::open_mode)
 638         (ios_base::seek_dir): Remove for C++17.
 639         * include/std/streambuf (basic_streambuf::stossc): Remove for C++17.
 640         Add deprecated attribute for C++11 and C++14.
 641         * testsuite/27_io/types/1.cc: Don't run for C++17 and later.
 642         * testsuite/27_io/types/4.cc: New.
 643
 644 2017-07-23  Michael Collison  <michael.collison@arm.com>
 645
 646         Add optimized implementation of mersenne twister for aarch64
 647         * config/cpu/aarch64/opt/ext/opt_random.h: New file.
 648         (__arch64_recursion): New function.
 649         (__aarch64_lsr_128): New function.
 650         (__aarch64_lsl_128): New function.
 651         (operator==): New function.
 652         (simd_fast_mersenne_twister_engine): Implement
 653         method _M_gen_rand.
 654         * config/cpu/aarch64/opt/bits/opt_random.h: New file.
 655         * include/ext/random: (simd_fast_mersenne_twister_engine):
 656         add _M_state private array.
 657
 658 2017-07-23  François Dumont  <fdumont@gcc.gnu.org>
 659
 660         PR libstdc++/81064
 661         * include/bits/algorithmfwd.h: Reorganize versioned namespace.
 662         * include/bits/basic_string.h: Likewise.
 663         * include/bits/c++config: Likewise.
 664         * include/bits/deque.tcc: Likewise.
 665         * include/bits/forward_list.h: Likewise.
 666         * include/bits/forward_list.tcc: Likewise.
 667         * include/bits/hashtable_policy.h: Likewise.
 668         * include/bits/list.tcc: Likewise.
 669         * include/bits/move.h: Likewise.
 670         * include/bits/quoted_string.h: Likewise.
 671         * include/bits/random.h: Likewise.
 672         * include/bits/random.tcc: Likewise.
 673         * include/bits/regex.h: Likewise.
 674         * include/bits/regex.tcc: Likewise.
 675         * include/bits/regex_automaton.h: Likewise.
 676         * include/bits/regex_automaton.tcc: Likewise.
 677         * include/bits/regex_compiler.h: Likewise.
 678         * include/bits/regex_compiler.tcc: Likewise.
 679         * include/bits/regex_constants.h: Likewise.
 680         * include/bits/regex_error.h: Likewise.
 681         * include/bits/regex_executor.h: Likewise.
 682         * include/bits/regex_executor.tcc: Likewise.
 683         * include/bits/regex_scanner.h: Likewise.
 684         * include/bits/regex_scanner.tcc: Likewise.
 685         * include/bits/specfun.h: Likewise.
 686         * include/bits/stl_algo.h: Likewise.
 687         * include/bits/stl_algobase.h: Likewise.
 688         * include/bits/stl_bvector.h: Likewise.
 689         * include/bits/stl_deque.h: Likewise.
 690         * include/bits/stl_iterator.h: Likewise.
 691         * include/bits/stl_iterator_base_funcs.h: Likewise.
 692         * include/bits/stl_list.h: Likewise.
 693         * include/bits/stl_map.h: Likewise.
 694         * include/bits/stl_multimap.h: Likewise.
 695         * include/bits/stl_multiset.h: Likewise.
 696         * include/bits/stl_relops.h: Likewise.
 697         * include/bits/stl_set.h: Likewise.
 698         * include/bits/stl_vector.h: Likewise.
 699         * include/bits/uniform_int_dist.h: Likewise.
 700         * include/bits/unordered_map.h: Likewise.
 701         * include/bits/unordered_set.h: Likewise.
 702         * include/bits/vector.tcc: Likewise.
 703         * include/c_global/cmath: Likewise.
 704         * include/c_std/cmath: Likewise.
 705         * include/decimal/decimal: Likewise.
 706         * include/decimal/decimal.h: Likewise.
 707         * include/experimental/algorithm: Likewise.
 708         * include/experimental/any: Likewise.
 709         * include/experimental/array: Likewise.
 710         * include/experimental/bits/erase_if.h: Likewise.
 711         * include/experimental/bits/fs_dir.h: Likewise.
 712         * include/experimental/bits/fs_fwd.h: Likewise.
 713         * include/experimental/bits/fs_ops.h: Likewise.
 714         * include/experimental/bits/fs_path.h: Likewise.
 715         * include/experimental/bits/lfts_config.h: Likewise.
 716         * include/experimental/bits/shared_ptr.h: Likewise.
 717         * include/experimental/bits/string_view.tcc: Likewise.
 718         * include/experimental/chrono: Likewise.
 719         * include/experimental/deque: Likewise.
 720         * include/experimental/filesystem: Likewise.
 721         * include/experimental/forward_list: Likewise.
 722         * include/experimental/functional: Likewise.
 723         * include/experimental/iterator: Likewise.
 724         * include/experimental/list: Likewise.
 725         * include/experimental/map: Likewise.
 726         * include/experimental/memory: Likewise.
 727         * include/experimental/memory_resource: Likewise.
 728         * include/experimental/numeric: Likewise.
 729         * include/experimental/optional: Likewise.
 730         * include/experimental/propagate_const: Likewise.
 731         * include/experimental/random: Likewise.
 732         * include/experimental/ratio: Likewise.
 733         * include/experimental/regex: Likewise.
 734         * include/experimental/set: Likewise.
 735         * include/experimental/source_location: Likewise.
 736         * include/experimental/string: Likewise.
 737         * include/experimental/string_view: Likewise.
 738         * include/experimental/system_error: Likewise.
 739         * include/experimental/tuple: Likewise.
 740         * include/experimental/type_traits: Likewise.
 741         * include/experimental/unordered_map: Likewise.
 742         * include/experimental/unordered_set: Likewise.
 743         * include/experimental/utility: Likewise.
 744         * include/experimental/vector: Likewise.
 745         * include/ext/bitmap_allocator.h: Likewise.
 746         * include/ext/codecvt_specializations.h: Likewise.
 747         * include/ext/rope: Likewise.
 748         * include/ext/typelist.h: Likewise.
 749         * include/std/chrono: Likewise.
 750         * include/std/complex: Likewise.
 751         * include/std/functional: Likewise.
 752         * include/std/numeric: Likewise.
 753         * include/std/string_view: Likewise.
 754         * include/std/thread: Likewise.
 755         * include/std/variant: Likewise.
 756         * include/tr1/array: Likewise.
 757         * include/tr1/bessel_function.tcc: Likewise.
 758         * include/tr1/beta_function.tcc: Likewise.
 759         * include/tr1/cmath: Likewise.
 760         * include/tr1/complex: Likewise.
 761         * include/tr1/ell_integral.tcc: Likewise.
 762         * include/tr1/exp_integral.tcc: Likewise.
 763         * include/tr1/functional: Likewise.
 764         * include/tr1/functional_hash.h: Likewise.
 765         * include/tr1/gamma.tcc: Likewise.
 766         * include/tr1/hashtable.h: Likewise.
 767         * include/tr1/hashtable_policy.h: Likewise.
 768         * include/tr1/hypergeometric.tcc: Likewise.
 769         * include/tr1/legendre_function.tcc: Likewise.
 770         * include/tr1/modified_bessel_func.tcc: Likewise.
 771         * include/tr1/poly_hermite.tcc: Likewise.
 772         * include/tr1/poly_laguerre.tcc: Likewise.
 773         * include/tr1/random.h: Likewise.
 774         * include/tr1/random.tcc: Likewise.
 775         * include/tr1/regex: Likewise.
 776         * include/tr1/riemann_zeta.tcc: Likewise.
 777         * include/tr1/shared_ptr.h: Likewise.
 778         * include/tr1/special_function_util.h: Likewise.
 779         * include/tr1/tuple: Likewise.
 780         * include/tr1/type_traits: Likewise.
 781         * include/tr1/unordered_map.h: Likewise.
 782         * include/tr1/unordered_set.h: Likewise.
 783         * include/tr1/utility: Likewise.
 784         * include/tr2/bool_set: Likewise.
 785         * include/tr2/bool_set.tcc: Likewise.
 786         * include/tr2/dynamic_bitset: Likewise.
 787         * include/tr2/dynamic_bitset.tcc: Likewise.
 788         * include/tr2/ratio: Likewise.
 789         * include/tr2/type_traits: Likewise.
 790         * src/c++11/chrono.cc: Likewise.
 791         * src/c++11/compatibility-c++0x.cc: Likewise.
 792         * src/c++11/compatibility-chrono.cc: Likewise.
 793         * src/c++11/cxx11-shim_facets.cc: Likewise.
 794         * src/c++11/hashtable_c++0x.cc: Likewise.
 795         * src/c++11/placeholders.cc: Likewise.
 796         * src/c++11/thread.cc: Likewise.
 797         * src/c++98/bitmap_allocator.cc: Likewise.
 798         * src/c++98/hashtable_tr1.cc: Likewise.
 799         * src/c++98/list.cc: Likewise.
 800         * src/shared/hashtable-aux.cc: Likewise.
 801         * testsuite/20_util/duration/literals/range.cc: Adapt line number.
 802         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
 803         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
 804         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
 805         * testsuite/20_util/forward/c_neg.cc: Likewise.
 806         * testsuite/20_util/forward/f_neg.cc: Likewise.
 807         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
 808         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
 809         * testsuite/26_numerics/random/pr60037-neg.cc: Likewise.
 810         * python/libstdcxx/v6/printers.py: Adapt.
 811
 812 2017-07-20  Jonathan Wakely  <jwakely@redhat.com>
 813
 814         * config/allocator/malloc_allocator_base.h [__SANITIZE_ADDRESS__]
 815         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
 816         * config/allocator/new_allocator_base.h [__SANITIZE_ADDRESS__]
 817         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
 818         * doc/xml/manual/using.xml (_GLIBCXX_SANITIZE_VECTOR): Document macro.
 819         * include/bits/stl_vector.h [_GLIBCXX_SANITIZE_VECTOR]
 820         (_Vector_impl::_Asan, _Vector_impl::_Asan::_Reinit)
 821         (_Vector_impl::_Asan::_Grow, _GLIBCXX_ASAN_ANNOTATE_REINIT)
 822         (_GLIBCXX_ASAN_ANNOTATE_GROW, _GLIBCXX_ASAN_ANNOTATE_GREW)
 823         (_GLIBCXX_ASAN_ANNOTATE_SHRINK, _GLIBCXX_ASAN_ANNOTATE_BEFORE_DEALLOC):
 824         Define annotation helper types and macros.
 825         (vector::~vector, vector::push_back, vector::pop_back)
 826         (vector::_M_erase_at_end): Add annotations.
 827         * include/bits/vector.tcc (vector::reserve, vector::emplace_back)
 828         (vector::insert, vector::_M_erase, vector::operator=)
 829         (vector::_M_fill_assign, vector::_M_assign_aux)
 830         (vector::_M_insert_rval, vector::_M_emplace_aux)
 831         (vector::_M_insert_aux, vector::_M_realloc_insert)
 832         (vector::_M_fill_insert, vector::_M_default_append)
 833         (vector::_M_shrink_to_fit, vector::_M_range_insert): Annotate.
 834
 835 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
 836
 837         PR libstdc++/81476
 838         * include/bits/vector.tcc (vector::_M_range_insert<_InputIterator>):
 839         Only insert elements one-by-one when inserting at the end.
 840         * testsuite/performance/23_containers/insert/81476.cc: New.
 841
 842 2017-07-19  Volker Reichelt  <v.reichelt@netcologne.de>
 843
 844         * libsupc++/new (bad_array_new_length): Remove redundant
 845         semicolon after in-class member function definition.
 846         * include/bits/locale_facets.h (ctype_byname, num_put): Likewise.
 847         * include/bits/locale_facets_nonio.h (time_put_byname): Likewise.
 848         * include/bits/random.h (mersenne_twister_engine): Likewise.
 849         * include/tr1/random.h (mersenne_twister): Likewise
 850         * include/ext/random (simd_fast_mersenne_twister_engine): Likewise.
 851         * include/ext/rope (char_producer, _Rope_char_consumer,
 852         _Rope_self_destruct_ptr, _Rope_const_iterator, _Rope_iterator):
 853         Likewise.
 854         * include/ext/ropeimpl.h (_Rope_flatten_char_consumer,
 855         _Rope_insert_char_consumer): Likewise.
 856
 857 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
 858
 859         * include/bits/fstream.tcc (basic_filebuf::xsgetn)
 860         (basic_filebuf::xsputn, basic_filebuf::seekoff): Fix indentation.
 861
 862         * testsuite/util/testsuite_iterators.h: Fix indentation.
 863
 864         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: Add dg-require.
 865
 866 2017-07-18  Jonathan Wakely  <jwakely@redhat.com>
 867
 868         PR libstdc++/81395
 869         * include/bits/fstream.tcc (basic_filebuf::xsgetn): Don't set buffer
 870         pointers for write mode after reading.
 871         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: New.
 872
 873 2017-07-18  François Dumont  <fdumont@gcc.gnu.org>
 874
 875         * include/bits/stl_list.h
 876         (struct _List_node_header): New.
 877         (_List_impl()): Fix noexcept qualification.
 878         (_List_impl(_List_impl&&)): New, default.
 879         (_List_base()): Default.
 880         (_List_base(_List_base&&)): Default.
 881         (_List_base::_M_move_nodes): Adapt to use
 882         _List_node_header._M_move_nodes.
 883         (_List_base::_M_init): Likewise.
 884         (list<>()): Default.
 885         (list<>(list&&)): Default.
 886         (list<>::_M_move_assign(list&&, true_type)): Use _M_move_nodes.
 887         (__distance(_List_const_iterator<>, _List_const_iterator<>,
 888         input_iterator_tag)): Adapt.
 889         * testsuite/23_containers/list/allocator/default_init.cc: New.
 890
 891 2017-07-15  Jonathan Wakely  <jwakely@redhat.com>
 892
 893         * include/std/mutex (scoped_lock): Reorder std::adopt_lock_t parameter
 894         as per P0739R0.
 895         * testsuite/30_threads/scoped_lock/cons/1.cc: Reorder arguments.
 896         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Test deduction
 897         with std::adopt_lock_t.
 898         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Check
 899         feature-test macro.
 900
 901 2017-07-14  Jason Merrill  <jason@redhat.com>
 902             Jonathan Wakely  <jwakely@redhat.com>
 903
 904         * include/std/variant (variant::variant(_Tp&&)): Constrain to remove
 905         the constructor for empty variants from the candidate functions
 906         during class template argument deduction.
 907         * testsuite/20_util/variant/deduction.cc: New.
 908
 909 2017-07-11  Jonathan Wakely  <jwakely@redhat.com>
 910
 911         * doc/xml/faq.xml: Update several old entries. Improve
 912         cross-references.
 913         * doc/xml/manual/intro.xml: Add anchors to each DR.
 914         * doc/html/*: Regenerate.
 915
 916 2017-07-10  Jonathan Wakely  <jwakely@redhat.com>
 917
 918         * testsuite/abi/pr42230.cc: Add header for std::free.
 919
 920         PR libstdc++/81381
 921         * include/bits/sstream.tcc (basic_stringbuf::overflow)
 922         (basic_stringbuf::basic_stringbuf(const __string_type&, ios::mode))
 923         (basic_stringbuf::str()): Construct new strings with an allocator.
 924         * testsuite/27_io/basic_stringbuf/cons/81381.cc: New.
 925
 926         PR libstdc++/81338
 927         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
 928         Declare basic_stringbuf to be a friend.
 929         * include/bits/sstream.tcc (basic_stringbuf::overflow)
 930         [_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
 931         * include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
 932         length to buffer length.
 933         * testsuite/27_io/basic_stringstream/assign/81338.cc: New.
 934
 935 2017-07-06  Jonathan Wakely  <jwakely@redhat.com>
 936
 937         * testsuite/20_util/specialized_algorithms/memory_management_tools/
 938         1.cc: Free memory.
 939         * testsuite/22_locale/locale/cons/5.cc: Remove redundant restoration
 940         of original environment and free memory.
 941
 942         * testsuite/abi/pr42230.cc: Free memory.
 943         * testsuite/util/testsuite_abi.cc (demangle): Return std::string
 944         instead of pointer that might need freeing.
 945         * testsuite/util/testsuite_abi.h (demangle): Likewise.
 946         * testsuite/util/testsuite_hooks.cc (verify_demangle): Free memory.
 947
 948         * include/bits/uses_allocator.h (__use_alloc(const _Alloc&&)): Add
 949         deleted overload to prevent dangling references to rvalues.
 950         * include/experimental/memory_resource
 951         (polymorphic_allocator::construct): Do not call __use_alloc with
 952         rvalue arguments.
 953
 954 2017-06-27  Tim Shen  <timshen@google.com>
 955
 956         PR libstdc++/80187
 957         * include/std/variant (variant::variant, variant::~variant,
 958         variant::operator=): Implement triviality forwarding for four
 959         special member functions.
 960         * testsuite/20_util/variant/compile.cc: Tests.
 961
 962 2017-06-27  Jonathan Wakely  <jwakely@redhat.com>
 963
 964         PR libstdc++/81221
 965         * testsuite/25_algorithms/sample/81221.cc: Disable except for
 966         check-parallel.
 967
 968         PR libstdc++/81221
 969         * include/bits/stl_algo.h (sample): Qualify with _GLIBCXX_STD_A not
 970         std.
 971         * testsuite/25_algorithms/sample/81221.cc: New.
 972
 973 2017-06-22  Jonathan Wakely  <jwakely@redhat.com>
 974
 975         PR libstdc++/81173
 976         * include/bits/stl_bvector.h (vector<bool>::_M_initialize_value):
 977         Do not pass null pointer to memset.
 978
 979 2017-06-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
 980
 981         PR libstdc++/80675
 982         PR libstdc++/80940
 983         * include/std/istream:
 984         (__is_convertible_to_basic_istream_test(basic_istream<_Ch, _Up>*)): New.
 985         (__do_is_convertible_to_basic_istream_impl): Likewise.
 986         (__is_convertible_to_basic_istream_impl): Likewise.
 987         (__is_convertible_to_basic_istream): Use the new base.
 988         (__rvalue_istream_type): New.
 989         (operator>>(_Istream&&, _Tp&&)): Use the new helper alias
 990         for the SFINAE check, convert to the helper alias type before
 991         doing the actual extraction.
 992         * include/std/ostream:
 993         (__is_convertible_to_basic_ostream_test(basic_ostream<_Ch, _Up>*)): New.
 994         (__do_is_convertible_to_basic_ostream_impl): Likewise.
 995         (__is_convertible_to_basic_ostream_impl): Likewise.
 996         (__is_convertible_to_basic_ostream): Use the new base.
 997         (__rvalue_ostream_type): New.
 998         (operator<<(_Ostream&&, const _Tp&)): Use the new helper alias
 999         for the SFINAE check, convert to the helper alias type before
1000         doing the actual insertion.
1001         * testsuite/27_io/rvalue_streams-2.cc: Add new tests.
1002
1003 2017-06-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1004
1005         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1006
1007 2017-06-21  Jonathan Wakely  <jwakely@redhat.com>
1008
1009         PR libstdc++/81092
1010         * configure: Regenerate.
1011
1012 2017-06-20  Uros Bizjak  <ubizjak@gmail.com>
1013
1014         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
1015
1016 2017-06-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1017
1018         * testsuite/20_util/variant/index_type.cc: Allow for all ilp32 and
1019         lp64 targets.
1020
1021 2017-06-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1022
1023         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate.
1024         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise.
1025         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise.
1026         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise.
1027         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise.
1028         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
1029         Likewise.
1030         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise.
1031         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
1032         Likewise.
1033
1034 2017-06-18  H.J. Lu  <hongjiu.lu@intel.com>
1035
1036         PR libstdc++/81092
1037         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
1038
1039 2017-06-18  Andreas Schwab  <schwab@linux-m68k.org>
1040
1041         PR libstdc++/81092
1042         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
1043
1044 2017-06-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1045
1046         * testsuite: Remove dg-skip-if, dg-xfail-if, dg-xfail-run-if
1047         default args.
1048
1049 2017-06-17  Jonathan Wakely  <jwakely@redhat.com>
1050
1051         PR libstdc++/80893
1052         * testsuite/23_containers/vector/bool/80893.cc: Add { target c++11 }.
1053
1054 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1055
1056         * include/bits/shared_ptr.h (get_deleter): Add overload matching
1057         standard signature.
1058         * include/bits/shared_ptr_base.h (__shared_ptr): Declare new
1059         get_deleter overload as a friend.
1060         * testsuite/20_util/shared_ptr/misc/get_deleter.cc: New.
1061
1062 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
1063
1064         PR libstdc++/81092
1065         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
1066         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1067         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
1068
1069 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1070
1071         * include/bits/locale_conv.h (wbuffer_convert::sync): Fix condition.
1072         * testsuite/22_locale/conversions/buffer/2.cc: New.
1073
1074         PR libstdc++/81092
1075         * acinclude.m4: Bump libtool_VERSION.
1076         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
1077         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
1078         * config/abi/pre/gnu.ver: Add wstring constructor symbols to
1079         GLIBCXX_3.4.24 version and move random_device::_M_get_entropy() symbol
1080         to new GLIBCXX_3.4.25 version.
1081         * doc/xml/manual/abi.xml: Document new versions.
1082         * doc/html/*: Regenerate.
1083         * testsuite/21_strings/basic_string/cons/char/8.cc: Use base object
1084         constructors to ensure required symbols are exported.
1085         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: Likewise.
1086         * testsuite/util/testsuite_abi.cc: Add new version.
1087
1088         * include/bits/locale_conv.h (wbuffer_convert::_M_put): Add missing
1089         return statement.
1090         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
1091         Return void.
1092         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
1093         Likewise.
1094         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc: Add
1095         missing return statements.
1096         * testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc:
1097         Likewise.
1098         * testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
1099         Return void.
1100         * testsuite/special_functions/14_expint/pr68397.cc: Likewise.
1101
1102 2017-06-16  François Dumont  <fdumont@gcc.gnu.org>
1103
1104         * include/bits/stl_bvector.h
1105         (__fill_bvector(_Bit_type*, unsigned int, unsigned int, bool)):
1106         Change signature.
1107         (std::fill(_Bit_iterator, _Bit_iterator, bool)): Adapt.
1108         (_Bvector_impl_data): New.
1109         (_Bvector_impl): Inherits from latter.
1110         (_Bvector_impl(_Bit_alloc_type&&)): Delete.
1111         (_Bvector_impl(_Bvector_impl&&)): New, default.
1112         (_Bvector_base()): Default.
1113         (_Bvector_base(_Bvector_base&&)): Default.
1114         (_Bvector_base::_M_move_data(_Bvector_base&&)): New.
1115         (vector(vector&&, const allocator_type&)): Use latter.
1116         (vector<bool>::operator=(vector&&)): Likewise.
1117         (vector<bool>::vector()): Default.
1118         (vector<bool>::vector(vector&&)): Default.
1119         (vector<bool>::assign(_InputIterator, _InputIterator)): Use
1120         _M_assign_aux.
1121         (vector<bool>::assign(initializer_list<bool>)): Likewise.
1122         (vector<bool>::_M_initialize_value(bool)): New.
1123         (vector<bool>(size_type, const bool&, const allocator_type&)): Use
1124         latter.
1125         (vector<bool>::_M_initialize_dispatch(_Integer, _Integer, __true_type)):
1126         Likewise.
1127         (vector<bool>::_M_fill_assign(size_t, bool)): Likewise.
1128
1129 2017-06-15  François Dumont  <fdumont@gcc.gnu.org>
1130
1131         * src/c++98/tree.cc  [!_GLIBCXX_INLINE_VERSION]
1132         (_Rb_tree_rotate_left, _Rb_tree_rotate_right): Delete.
1133
1134 2017-06-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1135
1136         * testsuite: Add dg-require-effective-target pthread to -pthread
1137         tests.
1138         Remove explicit target lists from dg-do and dg-options.
1139
1140         * testsuite/30_threads/async/forced_unwind.cc: Remove explit
1141         target list from dg-options.
1142         * testsuite/30_threads/packaged_task/forced_unwind.cc: Likewise.
1143
1144         * 30_threads/shared_mutex/cons/1.cc: Likewise.
1145         Pass -pthread for all targets.
1146         * 30_threads/shared_mutex/try_lock/1.cc: Likewise.
1147         * 30_threads/shared_mutex/try_lock/2.cc: Likewise.
1148         * 30_threads/shared_mutex/unlock/1.cc: Likewise.
1149
1150         * testsuite/30_threads/this_thread/57060.cc: Require c++11 via
1151         dg-require-effective-target.
1152
1153 2017-06-14  Jonathan Wakely  <jwakely@redhat.com>
1154
1155         * doc/xml/manual/test.xml: Correct instructions on running tests.
1156         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Adjust to
1157         pass when -D_GLIBCXX_USE_CXX11_ABI=0 added to RUNTESTFLAGS.
1158         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
1159         Likewise.
1160         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Likewise.
1161         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1162         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1163         exceptions_failbit.cc: Likewise.
1164         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1165         exceptions_failbit.cc: Likewise.
1166         * testsuite/27_io/basic_istream/extractors_other/char/
1167         exceptions_null.cc: Likewise.
1168         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1169         exceptions_null.cc: Likewise.
1170         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1171         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1172         * testsuite/27_io/basic_ostream/inserters_other/char/
1173         exceptions_null.cc: Likewise.
1174         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1175         exceptions_null.cc: Likewise.
1176         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1177
1178 2017-06-12  Pedro Alves  <palves@redhat.com>
1179
1180         * doc/xml/manual/status_cxx2017.xml: Update C++17 constexpr
1181         char_traits status.
1182         * doc/html/*: Regenerate.
1183
1184         * include/bits/char_traits.h (_GLIBCXX_ALWAYS_INLINE): Define if
1185         not already defined.
1186         (__cpp_lib_constexpr_char_traits): Uncomment.
1187         (__constant_string_p, __constant_char_array_p): New.
1188         (std::char_traits<char>, std::char_traits<wchar_t>): Add
1189         _GLIBCXX17_CONSTEXPR on compare, length and find and use
1190         __constant_string_p, __constant_char_array_p and
1191         __builtin_constant_p to defer to __gnu_cxx::char_traits at compile
1192         time.
1193
1194         * testsuite/21_strings/char_traits/requirements/
1195         constexpr_functions_c++17.cc: Uncomment
1196         __cpp_lib_constexpr_char_traits tests.  Uncomment
1197         test_compare<char>, test_length<char>, test_find<char>,
1198         test_compare<wchar_t>, test_length<wchar_t> and test_find<wchar_t>
1199         static_assert tests.
1200
1201 2017-06-12  François Dumont  <fdumont@gcc.gnu.org>
1202
1203         * include/bits/stl_tree.h (_Rb_tree_impl()): Restore _Node_allocator
1204         default init.
1205         * testsuite/util/testsuite_allocator.h
1206         (__gnu_test::default_init_allocator<>) New.
1207         * testsuite/23_containers/set/allocator/default_init.cc: New.
1208         * testsuite/23_containers/map/allocator/default_init.cc: New.
1209
1210 2017-06-12  Jonathan Wakely  <jwakely@redhat.com>
1211
1212         PR libstdc++/55917
1213         * src/c++11/thread.cc (execute_native_thread_routine): Remove
1214         try-block so that exceptions propagate out of the thread and terminate
1215         is called by the exception-handling runtime.
1216         (execute_native_thread_routine_compat): Likewise.
1217         * testsuite/30_threads/thread/cons/terminate.cc: New.
1218
1219 2017-06-09  Jonathan Wakely  <jwakely@redhat.com>
1220
1221         * doc/xml/manual/intro.xml: Document LWG 2802, 2873 and 2942 changes.
1222         * include/bits/shared_ptr.h (shared_ptr): Use rvalues for deleters
1223         (LWG 2802).
1224         * include/bits/shared_ptr_base.h (_Sp_ebo_helper, _Sp_counted_deleter
1225         (_Sp_counted_deleter::_Impl, __shared_count, __shared_ptr): Likewise.
1226         * testsuite/20_util/shared_ptr/cons/lwg2802.cc: New.
1227
1228         * include/bits/forward_list.h (forward_list): Add deduction guide.
1229         * include/bits/stl_deque.h (deque): Likewise.
1230         * include/bits/stl_list.h (list): Likewise.
1231         * include/bits/stl_vector.h (vector): Likewise.
1232         * testsuite/23_containers/deque/cons/deduction.cc: New.
1233         * testsuite/23_containers/forward_list/cons/deduction.cc: New.
1234         * testsuite/23_containers/list/cons/deduction.cc: New.
1235         * testsuite/23_containers/vector/cons/deduction.cc: New.
1236
1237 2017-06-08  Jonathan Wakely  <jwakely@redhat.com>
1238
1239         PR libstdc++/81017
1240         * include/bits/std_function.h (function::function(function&&))
1241         (function::operator=(funtion&&)): Add noexcept.
1242         * testsuite/20_util/function/assign/move.cc: Check for noexcept.
1243         * testsuite/20_util/function/cons/move.cc: Likewise.
1244
1245 2017-06-07  Jonathan Wakely  <jwakely@redhat.com>
1246
1247         * include/bits/regex.h (basic_regex): Add deduction guide from P0433.
1248         * testsuite/28_regex/basic_regex/ctors/deduction.cc: New.
1249
1250         PR libstdc++/81002
1251         * include/bits/regex.h (basic_regex): Adjust call to __compile_nfa
1252         so iterator type is deduced.
1253         * include/bits/regex_compiler.h (__compile_nfa): Reorder template
1254         parameters to allow iterator type to be deduced.
1255         * testsuite/28_regex/basic_regex/ctors/basic/iter.cc: New.
1256
1257         * include/bits/alloc_traits.h (__is_allocator, _RequireAllocator):
1258         New trait and alias for detecting Allocator-like types.
1259         * include/bits/basic_string.h (basic_string): Add deduction guide
1260         from P0433.
1261         * include/ext/alloc_traits.h (__gnu_cxx::__alloc_traits): Add template
1262         parameter with default template argument that causes substitution
1263         failures for types that cannot be allocators.
1264         * testsuite/21_strings/basic_string/cons/char/deduction.cc: New.
1265         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc: New.
1266
1267 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1268
1269         PR libstdc++/80939
1270         * include/std/variant (__erased_ctor, __erased_assign, __erased_swap)
1271         (__erased_hash): Remove constexpr specifier and qualify calls to
1272         __ref_cast.
1273         (__erased_dtor): Remove constexpr specifier and use _Destroy.
1274
1275 2017-06-05  Jonathan Wakely  <jwakely@redhat.com>
1276
1277         * include/bits/stl_iterator_base_funcs.h
1278         (__advance<_RandomAccessIterator, _Distance>): Optimize for next/prev
1279         cases where incrementing or decrementing a single step.
1280
1281         * include/bits/shared_ptr_base.h (__shared_ptr::owner_before)
1282         (__weak_ptr::owner_before, _Sp_owner_less::operator()): Add noexcept
1283         specifiers as per LWG 2873 and LWG 2942.
1284         * testsuite/20_util/owner_less/noexcept.cc: New.
1285         * testsuite/20_util/shared_ptr/observers/owner_before.cc: Test
1286         noexcept guarantees.
1287         * testsuite/20_util/weak_ptr/observers/owner_before.cc: Likewise.
1288
1289 2017-06-03  Andreas Schwab  <schwab@linux-m68k.org>
1290
1291         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1292
1293 2017-06-03  Eric Botcazou  <ebotcazou@adacore.com>
1294
1295         * src/filesystem/dir.cc (fs::_Dir::advance): Use std::exchange.
1296
1297 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1298
1299         PR libstdc++/80624
1300         * doc/xml/manual/status_cxx2011.xml: Document to_int_type behaviour.
1301         * include/bits/char_traits.h (char_traits<char16_t>::to_int_type):
1302         Transform eof value to U+FFFD.
1303         * testsuite/21_strings/char_traits/requirements/char16_t/eof.cc: New.
1304         * testsuite/27_io/basic_streambuf/sgetc/char16_t/80624.cc: New.
1305         * testsuite/27_io/basic_streambuf/sputc/char16_t/80624.cc: New.
1306
1307         * libsupc++/Makefile.am: Remove custom targets for files that need to
1308         be compiled as C++11 or C++14.
1309         * libsupc++/Makefile.in: Regenerate.
1310         * libsupc++/del_ops.cc: Use pragma to disable -Wsized-deallocation
1311         warnings.
1312         * libsupc++/del_opvs.cc: Likewise.
1313
1314 2017-06-02  Richard Biener  <rguenther@suse.de>
1315         Markus Eisenmann  <meisenmann.lba@fh-salzburg.ac.at>
1316
1317         PR libstdc++/80721
1318         * libsupc++/eh_alloc.cc (pool::free): Keep list properly
1319         sorted and add missing freelist item merging cases.
1320
1321 2017-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1322
1323         (GLIBCXX_CROSSCONFIG): Handle *-solaris* like *-linux* etc.
1324         Remove *-solaris* section.
1325         * configure: Regenerate.
1326
1327 2017-05-31  Jonathan Wakely  <jwakely@redhat.com>
1328
1329         PR libstdc++/80893
1330         * include/bits/stl_bvector.h (vector<bool>::_M_initialize): Avoid
1331         null pointer dereference when size is zero.
1332         * testsuite/23_containers/vector/bool/80893.cc: New.
1333         * testsuite/util/testsuite_allocator.h (PointerBase::PointerBase):
1334         Add non-explicit constructor from nullptr.
1335         (PointerBase::derived() const): Add const-qualified overload.
1336
1337 2017-05-20  Tim Shen  <timshen@google.com>
1338
1339         PR libstdc++/80737
1340         * include/std/variant(variant::variant): SFINAE on is_same first.
1341         * testsuite/20_util/variant/any.cc: test case.
1342
1343 2017-05-24  Jonathan Wakely  <jwakely@redhat.com>
1344
1345         * src/c++11/random.cc (random_device::_M_getentropy): Use __CHAR_BIT__
1346         instead of fixed number of bits.
1347
1348 2017-05-24  Andreas Schwab  <schwab@suse.de>
1349
1350         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
1351         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Likewise.
1352
1353 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1354             Jonathan Wakely  <jwakely@redhat.com>
1355
1356         PR libstdc++/67578
1357         * acinclude.m4: Bump libtool_VERSION.
1358         * config/abi/pre/gnu.ver: Create GLIBCXX_3.4.24 with new symbol.
1359         * config.h.in: Regenerate.
1360         * configure: Regenerate.
1361         * configure.ac: Add test for <linux/random.h>.
1362         * doc/xml/manual/abi.xml: Document new library version.
1363         * include/bits/random.h (random_device::entropy)
1364         [_GLIBCXX_USE_RANDOM_TR1]: Add call to new _M_getentropy member.
1365         (random_device::_M_getentropy): Declare.
1366         * src/c++11/random.cc (random_device::_M_getentropy): Define.
1367         * testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.24 to known
1368         versions, and make it the latest version.
1369
1370 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1371
1372         PR libstdc++/67214
1373         * include/bits/locale_facets.tcc (num_get::_M_extract_int): Add
1374         explicit conversion to avoid signed overflow.
1375
1376 2017-05-19  Jonathan Wakely  <jwakely@redhat.com>
1377
1378         PR libstdc++/80796
1379         * include/bits/stl_algo.h (search): Add new overload for C++17.
1380         * testsuite/25_algorithms/search/searcher.cc: New.
1381
1382 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1383
1384         PR libstdc++/80478
1385         * include/std/functional (_Mem_fn_traits_base): Add specializations
1386         for noexcept member function types.
1387         * testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
1388
1389 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1390
1391         * doc/xml/manual/policy_data_structures.xml: Fix typo.
1392         * doc/xml/manual/test_policy_data_structures.xml: Likewise.
1393         * doc/html/*: Regenerate.
1394
1395         * doc/xml/manual/abi.xml: Document latest library versions.
1396         * doc/xml/manual/build_hacking.xml: Document requirement to update
1397         abi.xml when bumping library versions.
1398         * doc/html/*: Regenerate.
1399
1400 2017-05-17  Jonathan Wakely  <jwakely@redhat.com>
1401
1402         * include/bits/refwrap.h: Fix Doxygen warning.
1403         * include/bits/specfun.h: Likewise.
1404         * include/bits/std_function.h: Likewise.
1405         * include/bits/stl_algo.h (set_union, set_intersection)
1406         (set_difference, set_symmetric_difference): Add Doxygen @param tags
1407         for output iterator parameters.
1408         * include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
1409         iterator parameter.
1410         * include/std/mutex (try_lock, lock): Change Mutex to Lockable in
1411         Doxygen comments.
1412
1413 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
1414
1415         Implement new C++ intrinsics __is_assignable and __is_constructible.
1416         * include/std/type_traits (__do_is_static_castable_impl): Remove.
1417         (__is_static_castable_impl, __is_static_castable_safe): Likewise.
1418         (__is_static_castable, __do_is_direct_constructible_impl): Likewise.
1419         (__is_direct_constructible_impl): Likewise.
1420         (__is_direct_constructible_new_safe): Likewise.
1421         (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
1422         (__is_direct_constructible_ref_cast): Likewise.
1423         (__is_direct_constructible_new, __is_direct_constructible): Likewise.
1424         (__do_is_nary_constructible_impl): Likewise.
1425         (__is_nary_constructible_impl, __is_nary_constructible): Likewise.
1426         (__is_constructible_impl): Likewise.
1427         (is_constructible): Call the intrinsic.
1428         (__is_assignable_helper): Remove.
1429         (is_assignable): Call the intrinsic.
1430         (is_trivially_constructible): Likewise.
1431         (__is_trivially_copy_constructible_impl): New.
1432         (is_trivially_copy_constructible): Use it.
1433         (__is_trivially_move_constructible_impl): New.
1434         (is_trivially_move_constructible): Use it.
1435         (is_trivially_assignable): Call the intrinsic.
1436         (__is_trivially_copy_assignable_impl): New.
1437         (is_trivially_copy_assignable): Use it.
1438         (__is_trivially_move_assignable_impl): New.
1439         (is_trivially_move_assignable): Use it.
1440         (testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
1441         (testsuite/20_util/is_trivially_copy_assignable/value.cc):
1442         Add test for void.
1443         (testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
1444         (testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
1445         (testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
1446         (testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
1447         (testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
1448         Likewise.
1449
1450 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
1451
1452         * testsuite/experimental/source_location/1.cc: Change expected result
1453         for source_location::current() used in default member initializer.
1454
1455         * doc/xml/manual/status_cxx2017.xml: Update status table.
1456         * doc/html/*: Regenerate.
1457         * include/Makefile.am: Add new header.
1458         * include/Makefile.in: Regenerate.
1459         * include/experimental/source_location: New header implementing N4519.
1460         * testsuite/experimental/source_location/1.cc: New test.
1461
1462         PR libstdc++/80285
1463         * include/bits/shared_ptr_base.h [!__cpp_rtti] (type_info): Declare
1464         outside versioned namespace.
1465
1466         * configure: Regenerate.
1467
1468 2017-05-16  Marc Glisse  <marc.glisse@inria.fr>
1469
1470         * include/std/optional (_Optional_base::_M_get): Check precondition.
1471         * testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
1472
1473 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
1474
1475         * doc/xml/manual/appendix_contributing.xml: Link to test docs and
1476         note higher DejaGnu version requirement.
1477         * doc/html/*: Regenerate.
1478
1479         * doc/xml/manual/appendix_contributing.xml: Link to the list of bad
1480         identifiers.
1481         * doc/html/*: Regenerate.
1482
1483 2017-05-15  Jonathan Wakely  <jwakely@redhat.com>
1484
1485         PR libstdc++/80761
1486         * include/bits/node_handle.h (_Node_insert_return): Reorder members.
1487         (tuple_size, tuple_element): Remove partial specializations.
1488         * include/bits/stl_tree.h (_Rb_tree::insert_return_type): Use
1489         const_iterator for std::set.
1490         * testsuite/23_containers/map/modifiers/extract.cc: New.
1491         * testsuite/23_containers/set/modifiers/extract.cc: New.
1492         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
1493         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
1494
1495 2017-05-12  Jonathan Wakely  <jwakely@redhat.com>
1496
1497         PR libstdc++/78939
1498         * include/std/utility (tuple_size<cv T>): Only define partial
1499         specializations when tuple_size<T>::value is valid.
1500         * testsuite/20_util/tuple/78939.cc: New.
1501         * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New.
1502
1503 2017-05-11  François Dumont  <fdumont@gcc.gnu.org>
1504
1505         * include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION]
1506         (_Rb_tree_impl<>): Remove _Is_pod_comparator
1507         template parameter.
1508
1509         * include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
1510         (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
1511         (__gnu_debug::_Error_formatter::_Parameter::_M_print_description):
1512         Remove.
1513         (__gnu_debug::_Error_formatter::_M_format_word): Remove.
1514         (__gnu_debug::_Error_formatter::_M_print_word): Remove.
1515         (__gnu_debug::_Error_formatter::_M_print_string): Remove.
1516         (__gnu_debug::_Error_formatter::_M_get_max_length): Remove.
1517         * src/c++11/debug.cc: Adapt.
1518         * config/abi/pre/gnu-versioned-namespace.ver: Adapt.
1519
1520 2017-05-11  Jonathan Wakely  <jwakely@redhat.com>
1521
1522         * doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
1523         * doc/xml/manual/mt_allocator.xml: Likewise.
1524         * doc/html/*: Regenerate.
1525
1526         PR libstdc++/80285
1527         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define
1528         function to get unique fake std::type_info reference.
1529         (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to
1530         _S_ti() fake reference.
1531         (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share
1532         single implementation with or without RTTI enable.
1533         [!__cpp_rtti]: Pass fake reference to _M_get_deleter.
1534         * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected
1535         allocation and deallocation counts.
1536         * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New.
1537         * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
1538         New.
1539
1540 2017-05-10  François Dumont  <fdumont@gcc.gnu.org>
1541
1542         Bump version namespace.
1543         * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace
1544         from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0.
1545         * acinclude.m4 (libtool_VERSION): Bump to 8:0:0.
1546         * include/bits/c++config: Adapt.
1547         * include/bits/regex.h: Adapt.
1548         * include/experimental/bits/fs_fwd.h: Adapt.
1549         * include/experimental/bits/lfts_config.h: Adapt.
1550         * include/std/variant: Adapt.
1551         * python/libstdcxx/v6/printers.py: Adapt.
1552         * testsuite/libstdc++-prettyprinters/48362.cc: Adapt.
1553
1554         * include/bits/stl_algobase.h (std::__iter_swap<false>): Remove
1555         _GLIBCXX_MOVE usage.
1556
1557 2017-05-09  Jason Merrill  <jason@redhat.com>
1558
1559         * testsuite/24_iterators/container_access.cc (test03): Make il3 static.
1560
1561 2017-05-08  Jonathan Wakely  <jwakely@redhat.com>
1562
1563         * include/std/optional: Use a separate static_assert per condition.
1564         * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
1565         numbers.
1566
1567         * doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour.
1568         * doc/html/*: Regenerate.
1569
1570 2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
1571
1572         PR libstdc++/69506
1573         * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
1574
1575 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
1576
1577         * testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
1578         by a note-test.
1579
1580 2017-04-28  Jonathan Wakely  <jwakely@redhat.com>
1581
1582         PR libstdc++/80553
1583         * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static
1584         assertions to ensure type is destructible.
1585         (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h.
1586         * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n):
1587         Move to stl_construct.h.
1588         * testsuite/20_util/specialized_algorithms/memory_management_tools/
1589         destroy_neg.cc: New test.
1590         * testsuite/23_containers/vector/cons/destructible_neg.cc: New test.
1591
1592         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
1593         superfluous "" in dg-error.
1594
1595 2017-04-28  Tom de Vries  <tom@codesourcery.com>
1596
1597         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
1598         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
1599
1600 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
1601
1602         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
1603         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
1604         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
1605         Likewise.
1606
1607 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
1608
1609         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
1610         comment. Ensure first test works because allocator type propagates and
1611         not because is_always_equal is true.
1612         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
1613         testcase that instantiates the move-assignment operator.
1614
1615 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
1616
1617         PR libstdc++/80506
1618         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
1619         number used in loop condition.
1620
1621         PR libstdc++/80504
1622         * include/bits/refwrap.h (ref, cref): Qualify calls.
1623         * testsuite/20_util/reference_wrapper/80504.cc: New test.
1624
1625         PR libstdc++/80493
1626         * include/experimental/optional (optional::swap): Fix exception
1627         specification.
1628
1629 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
1630
1631         PR libstdc++/80316
1632         * include/std/future (_State_baseV2::_Setter::operator()): Remove
1633         _S_check calls that are done after the pointer to the shared state is
1634         already dereferenced.
1635         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
1636         as partial specialization so it can be defined within the definition
1637         of _State_baseV2.
1638         (_State_baseV2::__setter): Call _S_check.
1639         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
1640         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
1641         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
1642         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
1643         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
1644         Use new __setter overload.
1645         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
1646         * testsuite/30_threads/promise/members/set_exception.cc: Test
1647         promise<T&> and promise<void> specializations.
1648         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
1649         Test for no_state error condition.
1650         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
1651
1652         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
1653         of auto_ptr.
1654         * include/bits/shared_ptr.h: Likewise.
1655         * include/bits/shared_ptr_base.h: Likewise.
1656         * include/bits/unique_ptr.h: Likewise.
1657         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
1658         dg-error lineno.
1659         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
1660         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
1661         Likewise.
1662         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
1663         Likewise.
1664
1665 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
1666
1667         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
1668         * include/tr1/exp_integral.tcc: Increase iteration limits.
1669         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
1670         pr68397.cc: New test.
1671         * testsuite/special_functions/14_expint/pr68397.cc: New test.
1672
1673 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
1674
1675         PR libstdc++/79862
1676         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
1677         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
1678         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
1679         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
1680         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
1681         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
1682         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
1683         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
1684         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
1685         define.
1686
1687 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
1688
1689         * doc/xml/manual/abi.xml: Rephrase one of the references to the
1690         Itanium C++ ABI.
1691         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
1692         * doc/html/*: Regenerate.
1693
1694         * libsupc++/new: Update comment on #endif directive.
1695
1696         PR libstdc++/80448
1697         * include/experimental/bits/fs_dir.h (directory_iterator)
1698         (recursive_directory_iterator): Remove noexcept from defaulted
1699         constructors.
1700
1701         PR libstdc++/80446
1702         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
1703         * libsupc++/new (launder): Likewise.
1704
1705 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
1706
1707         * include/std/functional (default_searcher, __boyer_moore_array_base)
1708         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
1709         (boyer_moore_horspool_searcher): Remove redundant namespace
1710         qualification.
1711         (default_searcher::operator()): Construct return value early and
1712         advance second member in-place.
1713         (boyer_moore_horspool_searcher::operator()): Increment random access
1714         iterator directly instead of using std::next.
1715         (boyer_moore_searcher::operator()): Fix return value.
1716         * testsuite/20_util/function_objects/searchers.cc: Check both parts
1717         of return values.
1718
1719 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
1720
1721         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
1722         * doc/xml/manual/abi.xml. Ditto (thrice).
1723
1724 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
1725
1726         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
1727         * doc/html/*: Regenerate.
1728
1729         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
1730         that no longer fail.
1731
1732         * include/bits/ios_base.h: Correct comment.
1733         * testsuite/util/testsuite_hooks.h: Likewise.
1734
1735         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
1736         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
1737         directories for debug, parallel and profile headers.
1738         * doc/html/*: Regenerate.
1739
1740         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
1741         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
1742         (std::char_traits<char>, std::char_traits<wchar_t>): Add
1743         _GLIBCXX17_CONSTEXPR on assign.
1744         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
1745         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
1746         * testsuite/21_strings/char_traits/requirements/
1747         constexpr_functions_c++17.cc: New test.
1748
1749 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
1750
1751         PR libstdc++/79141
1752         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
1753         (operator=(typename conditional<
1754         __and_<is_copy_assignable<_T1>,
1755         is_copy_assignable<_T2>>::value,
1756         const pair&, const __nonesuch&>::type)): Change __nonesuch
1757         to __nonesuch_no_braces.
1758         (operator=(typename conditional<
1759         __not_<__and_<is_copy_assignable<_T1>,
1760         is_copy_assignable<_T2>>>::value,
1761         const pair&, const __nonesuch&>::type)): Likewise.
1762         (operator=(typename conditional<
1763         __and_<is_move_assignable<_T1>,
1764         is_move_assignable<_T2>>::value,
1765         pair&&, __nonesuch&&>::type)): Likewise.
1766         * testsuite/20_util/pair/79141.cc: New.
1767
1768 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
1769
1770         Implement std::is_aggregate.
1771         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
1772         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
1773         New.
1774         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
1775         * testsuite/20_util/is_aggregate/value.cc: Likewise.
1776
1777 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
1778
1779         Adjust optional's pretty printer for LWG 2900.
1780         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
1781         Look at the nested payload in case of non-experimental optional.
1782
1783 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
1784
1785         Implement LWG 2900, The copy and move constructors
1786         of optional are not constexpr.
1787         * include/std/optional (_Optional_payload): New.
1788         (_Optional_base): Remove the bool parameter.
1789         (_Optional_base<_Tp, false>): Remove.
1790         (_Optional_base()): Adjust.
1791         (_Optional_base(nullopt_t)): Likewise.
1792         (_Optional_base(in_place_t, _Args&&...)): Likewise.
1793         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
1794         Likewise.
1795         (_Optional_base(const _Optional_base&)): Likewise.
1796         (_Optional_base(_Optional_base&&)): Likewise.
1797         (operator=(const _Optional_base&)): Likewise.
1798         (operator=(_Optional_base&&)): Likewise.
1799         (~_Optional_base()): Remove.
1800         (_M_is_engaged()): Adjust.
1801         (_M_get()): Likewise.
1802         (_M_construct(_Args&&...)): Likewise.
1803         (_M_destruct()): Likewise.
1804         (_M_reset()): Likewise.
1805         (_Optional_base::_Empty_byte): Remove.
1806         (_Optional_base::_M_empty): Remove.
1807         (_Optional_base::_M_payload): Adjust.
1808         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
1809         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
1810
1811 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
1812
1813         PR libstdc++/80137
1814         * include/bits/random.tcc (generate_canonical): Use std::nextafter
1815         or numeric_limits::epsilon() to reduce out-of-range values.
1816         * testsuite/26_numerics/random/uniform_real_distribution/operators/
1817         64351.cc: Verify complexity requirement is met.
1818
1819         * doc/xml/manual/abi.xml: Add xml:id anchor.
1820         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
1821         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
1822         (concurrency.io.structure): Add markup.
1823         * doc/html/*: Regenerate.
1824
1825         PR libstdc++/80229
1826         * include/bits/shared_ptr_base.h
1827         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
1828         non-const and then use remove_cv to get unqualified type.
1829         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
1830         cast away constness on object created const.
1831         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
1832
1833 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
1834
1835         PR libstdc++/80183
1836         * include/bits/stl_tree.h:
1837         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
1838
1839 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
1840
1841         * testsuite/23_containers/array/tuple_interface/
1842         tuple_element_debug_neg.cc: Adjust dg-error.
1843         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
1844         define a valid strict weak ordering.
1845         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
1846         Debug Mode, due to debug checks making extra copies of predicate.
1847         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
1848         Likewise.
1849
1850         * doc/xml/faq.xml: Add link.
1851         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
1852         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
1853         * doc/xml/manual/io.xml: Update broken link.
1854         * doc/html/*: Regenerate.
1855
1856 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
1857
1858         Implement LWG 2686, Why is std::hash specialized for error_code,
1859         but not error_condition?
1860         * include/std/system_error (hash<error_condition>): Define for C++17.
1861         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
1862         Instantiate test for error_condition.
1863         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
1864         (hash<error_condition>): Instantiate hash<error_condition>.
1865
1866         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
1867         * include/bits/regex_constants.h (All std::regex_constants constants):
1868         Add _GLIBCXX17_INLINE as per P0607R0.
1869         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
1870         Likewise.
1871         * include/bits/stl_pair.h (piecewise_construct): Likewise.
1872         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
1873         (__is_uses_allocator_constructible_v)
1874         (__is_nothrow_uses_allocator_constructible_v): Likewise.
1875         * include/std/chrono (treat_as_floating_point_v): Likewise.
1876         * include/std/functional (is_bind_expression_v, is_placeholder_v):
1877         Likewise.
1878         * include/std/optional (nullopt): Likewise.
1879         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
1880         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
1881         * include/std/system_error (is_error_code_enum_v)
1882         (is_error_condition_enum_v): Likewise.
1883         * include/std/tuple (tuple_size_v, ignore): Likewise.
1884         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
1885         constexpr as per LWG 2933.
1886         * include/std/type_traits (All variable templates): Add
1887         _GLIBCXX17_INLINE as per P0607R0.
1888         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
1889         (__tuple_count_v, __exactly_once): Likewise.
1890         * testsuite/18_support/headers/new/synopsis.cc
1891         (hardware_destructive_interference_size)
1892         (hardware_constructive_interference_size): Likewise for commented-out
1893         variables.
1894         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
1895         test function for constexpr std::ignore (LWG 2773).
1896         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
1897         test for LWG 2933.
1898
1899 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
1900
1901         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
1902         guides for C++17.
1903         * include/bits/std_function.h (function): Likewise.
1904         * include/bits/stl_pair.h (pair): Likewise.
1905         * include/debug/array (__gnu_debug::array): Likewise.
1906         * include/std/array (array): Likewise.
1907         * include/std/functional (make_default_searcher)
1908         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
1909         Remove generator functions.
1910         * include/std/tuple (tuple): Add deduction guides.
1911         * include/std/valarray (valarray): Likewise.
1912         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
1913         class template argument deduction instead of generator functions.
1914         * testsuite/20_util/function/cons/deduction.cc: New test.
1915         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
1916         * testsuite/20_util/optional/cons/deduction.cc: ... here.
1917         * testsuite/20_util/pair/cons/deduction.cc: New test.
1918         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
1919         * testsuite/20_util/tuple/cons/deduction.cc: New test.
1920         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
1921         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
1922         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
1923         * testsuite/23_containers/array/cons/deduction.cc: New test.
1924         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
1925         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
1926         Adjust dg-error.
1927         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
1928         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
1929         Likewise.
1930         * testsuite/26_numerics/valarray/deduction.cc: New test.
1931         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
1932         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
1933         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
1934
1935 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
1936
1937         * include/bits/stl_deque.h (deque): Access allocator value_type only if
1938         concept checks are enabled.
1939         * include/bits/stl_stack.h (stack): Likewise.
1940         * include/bits/stl_vector.h (vector): Likewise.
1941         * include/bits/stl_list.h (list): Likewise and check
1942         _SGIAssignableConcept only in C++03.
1943         * include/bits/stl_map.h (map): Likewise.
1944         * include/bits/stl_set.h (set): Likewise.
1945         * include/bits/stl_multimap.h (multimap): Likewise.
1946         * include/bits/stl_multiset.h (multiset): Likewise.
1947         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
1948
1949 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
1950
1951         * doc/xml/manual/appendix_contributing.xml: Convert link to
1952         ansi.org to https.
1953         Update link to the C++ standard at ansi.org.
1954
1955         * doc/xml/faq.xml: Remove information redundant with the above;
1956         instead add a reference.
1957
1958 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
1959
1960         * src/c++11/codecvt.cc (range): Add non-type template parameter and
1961         define oerloaded operators for reading and writing code units.
1962         (range<Elem, false>): Define partial specialization for accessing
1963         wide characters in potentially unaligned byte ranges.
1964         (ucs2_span(const char16_t*, const char16_t*, ...))
1965         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
1966         to range<const char16_t, false> in order to avoid unaligned reads.
1967         (__codecvt_utf16_base<char16_t>::do_out)
1968         (__codecvt_utf16_base<char32_t>::do_out)
1969         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
1970         unaligned data to avoid unaligned writes.
1971         (__codecvt_utf16_base<char16_t>::do_in)
1972         (__codecvt_utf16_base<char32_t>::do_in)
1973         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
1974         error if there are unprocessable trailing bytes.
1975         (__codecvt_utf16_base<char16_t>::do_length)
1976         (__codecvt_utf16_base<char32_t>::do_length)
1977         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
1978         range<const char16_t, false> to span functions.
1979         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
1980
1981 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
1982
1983         PR libstdc++/79980
1984         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
1985
1986         PR libstdc++/80041
1987         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
1988         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
1989         char16_t to work with UTF-16 instead of UTF-8.
1990         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
1991
1992         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
1993         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
1994         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
1995         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
1996         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
1997         (__codecvt_utf8_utf16_base<char32_t>)
1998         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
1999         do_max_length() return values.
2000         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
2001         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
2002         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
2003
2004         PR libstdc++/79980
2005         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
2006         error path.
2007         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
2008         for manipulating codecvt_mode values.
2009         (read_utf16_bom): Compare input to BOM constants instead of integral
2010         constants that depend on endianness.  Take mode parameter by
2011         reference and adjust it, to distinguish between no BOM present and
2012         UTF-16BE BOM present.
2013         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
2014         (surrogates): New enumeration type.
2015         (utf16_in, utf16_out): Add surrogates parameter to choose between
2016         UTF-16 and UCS2 behaviour.
2017         (utf16_span, ucs2_span): Use std::min not std::max.
2018         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
2019         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
2020         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
2021         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
2022
2023         PR libstdc++/79511
2024         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
2025         as a surrogate pair.
2026         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
2027         for internal representation.
2028         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
2029         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
2030
2031         PR libstdc++/80064
2032         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
2033         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
2034         invalid instantiations using function types for _Compare argument.
2035         * testsuite/25_algorithms/make_heap/80064.cc: New test.
2036
2037         PR libstdc++/67440
2038         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
2039         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
2040
2041 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
2042
2043         Implement LWG 2857, {variant,optional,any}::emplace should
2044         return the constructed value.
2045         * include/std/any (emplace(_Args&&...)): Change the return type and
2046         return a reference to the constructed value.
2047         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2048         * include/std/optional (emplace(_Args&&...)): Likewise.
2049         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2050         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
2051         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
2052         (emplace<_Np>(_Args&&...)): Likewise.
2053         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
2054         * testsuite/20_util/any/assign/emplace.cc: Add tests for
2055         checking the return value of emplace.
2056         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
2057         * testsuite/20_util/optional/assignment/6.cc: Add tests for
2058         checking the return value of emplace.
2059         * testsuite/20_util/variant/run.cc: Likewise.
2060
2061 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
2062
2063         PR libstdc++/62045
2064         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
2065         (is_heap): Remove.
2066         (push_heap): Remove the wrong checking using is_heap.
2067         (make_heap): Remove the assertion using is_heap.
2068         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
2069         (modify): Ditto.
2070         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
2071         calling make_heap.
2072
2073 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2074
2075         PR libstdc++/62045
2076         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2077         New test.
2078         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
2079         error in comment.
2080
2081 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2082
2083         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
2084         comment.
2085         * config.h.in: Regenerate.
2086         * configure: Regenerate.
2087         * doc/Makefile.in: Regenerate.
2088
2089 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
2090
2091         PR libstdc++/79162
2092         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2093         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
2094         with a constrained template.
2095         [!_GLIBCXX_USE_CXX11_ABI]
2096         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
2097         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
2098         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
2099
2100 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2101
2102         PR libstdc++/80034
2103         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
2104         in the catch-block.
2105         (merge(list&&, _StrictWeakOrdering)): Likewise.
2106         * testsuite/23_containers/list/operations/80034.cc: New.
2107
2108 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2109
2110         Implement LWG 2806, Base class of bad_optional_access.
2111         * include/std/optional (bad_optional_access):
2112         Derive from std::exception.
2113         (bad_optional_access::bad_optional_access): Adjust.
2114         (bad_optional_access::what): New.
2115         (__throw_bad_optional_access(const char*)):
2116         Remove the parameter and adjust calls.
2117         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2118         * testsuite/20_util/optional/typedefs.cc: Likewise.
2119
2120 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
2121
2122         Implement LWG 2934, optional<const T> doesn't compare with T.
2123         * include/std/optional
2124         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
2125         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
2126         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2127         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
2128         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
2129         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
2130         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2131         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
2132         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
2133         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
2134         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
2135         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
2136         (operator==(const optional<_Tp>&, const _Tp&)):
2137         Turn into operator==(const optional<_Tp>&, const _Up&).
2138         (operator==(const _Tp&, const optional<_Tp>&)):
2139         Turn into operator==(const _Up&, const optional<_Tp>&).
2140         (operator!=(const optional<_Tp>&, const _Tp&)):
2141         Turn into operator!=(const optional<_Tp>&, const _Up&).
2142         (operator!=(const _Tp&, const optional<_Tp>&)):
2143         Turn into operator!=(const _Up&, const optional<_Tp>&).
2144         (operator<(const optional<_Tp>&, const _Tp&)):
2145         Turn into operator<(const optional<_Tp>&, const _Up&).
2146         (operator<(const _Tp&, const optional<_Tp>&)):
2147         Turn into operator<(const _Up&, const optional<_Tp>&).
2148         (operator>(const optional<_Tp>&, const _Tp&)):
2149         Turn into operator>(const optional<_Tp>&, const _Up&).
2150         (operator>(const _Tp&, const optional<_Tp>&)):
2151         Turn into operator>(const _Up&, const optional<_Tp>&).
2152         (operator<=(const optional<_Tp>&, const _Tp&)):
2153         Turn into operator<=(const optional<_Tp>&, const _Up&).
2154         (operator<=(const _Tp&, const optional<_Tp>&)):
2155         Turn into operator<=(const _Up&, const optional<_Tp>&).
2156         (operator>=(const optional<_Tp>&, const _Tp&)):
2157         Turn into operator>=(const optional<_Tp>&, const _Up&).
2158         (operator>=(const _Tp&, const optional<_Tp>&)):
2159         Turn into operator>=(const _Up&, const optional<_Tp>&).
2160         * testsuite/20_util/optional/relops/7.cc: New.
2161
2162 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
2163
2164         * testsuite/17_intro/names.cc: Undefine macros that clash with
2165         identifiers in AIX system headers.
2166
2167         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
2168         result_of, and __is_nothrow_invocable instead of
2169         __is_nothrow_callable.
2170         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
2171         instead of __is_callable.
2172         * include/std/functional (invoke): use invoke_result_t instead of
2173         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
2174         (_Not_fn): Use __invoke_result instead of result_of.
2175         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
2176         Remove partial specializations for reference_wrapper types.
2177         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
2178         (__invoke_result): Define replacement for result_of and then use it to
2179         define result_of.
2180         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
2181         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
2182         respectively.
2183         (invoke_result, invoke_result_t): Define for C++17.
2184         (is_callable, is_nothrow_callable): Replace with is_invocable,
2185         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
2186         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
2187         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
2188         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
2189         instead of is_nothrow_callable_v.
2190         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
2191         main function.
2192         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
2193         instead of is_callable.
2194         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
2195         to use new traits.
2196         * testsuite/20_util/is_nothrow_callable/*: Likewise.
2197         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
2198         is_callable.
2199         * testsuite/20_util/variant/hash.cc: Likewise.
2200
2201 2017-03-10  George Lander  <george.lander@arm.com>
2202
2203         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
2204         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
2205         * configure: Regenerate.
2206
2207 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
2208
2209         * include/std/functional (_Not_fn): Define macro to simplify
2210         repetitive function definitions.
2211
2212         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
2213         * include/c_global/cstddef (std::byte): Define for C++17.
2214         * testsuite/18_support/byte/global_neg.cc: New test.
2215         * testsuite/18_support/byte/ops.cc: New test.
2216         * testsuite/18_support/byte/requirements.cc: New test.
2217
2218 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
2219
2220         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
2221         * doc/html/*: Regenerate.
2222         * include/std/mutex (scoped_lock): Implement new C++17 template.
2223         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
2224         * testsuite/30_threads/scoped_lock/requirements/
2225         explicit_instantiation.cc: New test.
2226         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
2227
2228 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
2229             François Dumont  <frs.dumont@gmail.com>
2230             Jonathan Wakely  <jwakely@redhat.com>
2231
2232         * doc/xml/manual/debug_mode.xml: Update and simplify note
2233         on link- and run-time coexistence.
2234
2235 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
2236
2237         * testsuite/17_intro/headers/names.cc: Rename to ...
2238         * testsuite/17_intro/names.cc: ... here.
2239
2240         PR libstdc++/79789
2241         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
2242         parameters and local variables.
2243         * include/bits/ios_base.h (make_error_code, make_error_condition):
2244         Likewise.
2245         * include/bits/list.tcc (list::sort): Likewise.
2246         * include/bits/mask_array.h (mask_array): Likewise.
2247         * include/bits/regex.h (regex_token_iterator): Likewise.
2248         * include/bits/slice_array.h (slice_array): Likewise.
2249         * include/bits/stl_algo.h (__sample): Likewise.
2250         * include/std/memory (undeclare_no_pointers): Likewise.
2251         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
2252         Likewise.
2253         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
2254         * testsuite/17_intro/headers/names.cc: New test.
2255
2256         PR libstdc++/79798
2257         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
2258         result_of that loses top-level cv-qualifiers.
2259         * testsuite/20_util/bind/79798.cc: New test.
2260
2261 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
2262
2263         * doc/xml/manual/documentation_hacking.xml: Tweak link to
2264         doxygen.org.
2265
2266 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
2267
2268         * include/experimental/iterator: Include <iterator>.
2269         * testsuite/experimental/iterator/requirements.cc: Check for contents
2270         of <iterator>.
2271
2272 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
2273
2274         C++17 GB50 resolution
2275         * include/std/chrono (duration::operator++()): Add
2276         _GLIBCXX17_CONSTEXPR.
2277         (duration::operator++(int)): Likewise.
2278         (duration::operator--()): Likewise.
2279         (duration::operator--(int)): Likewise.
2280         (duration::operator+=(const duration&)): Likewise.
2281         (duration::operator-=(const duration&)): Likewise.
2282         (duration::operator*=(const rep&)): Likewise.
2283         (duration::operator/=(const rep&)): Likewise.
2284         (duration::operator%=(const rep&)): Likewise.
2285         (duration::operator%=(const duration&)): Likewise.
2286         (time_point::operator+=(const duration&)): Likewise.
2287         (time_point::operator-=(const duration&)): Likewise.
2288         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
2289         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
2290         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
2291
2292 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
2293
2294         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
2295
2296 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2297
2298         * doc/xml/manual/io.xml: Update link to groups.google.com.
2299         Tweak link description.
2300
2301 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2302
2303         * doc/xml/manual/profile_mode.xml: Fix link.
2304
2305 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
2306
2307         * doc/xml/manual/policy_data_structures.xml: Simplify and
2308         standardize references to boost.org.
2309         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
2310         * doc/xml/manual/shared_ptr.xml: Ditto.
2311
2312 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
2313
2314         PR libstdc++/60936
2315         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
2316         written to buffer, not length remaining in buffer.
2317
2318 2017-02-15  Tim Shen  <timshen@google.com>
2319
2320         PR libstdc++/78723
2321         * include/std/variant (operator<(), operator>(), operator<=(),
2322         operator>=(), operator==(), operator!=()): Implement P0393R3.
2323         * testsuite/20_util/variant/compile.cc: Adjust tests.
2324         * testsuite/20_util/variant/run.cc: Adjust tests.
2325
2326 2017-02-15  Tim Shen  <timshen@google.com>
2327
2328         PR libstdc++/79513
2329         * include/std/variant (visit()): Forward variant types to the return
2330         type detection code.
2331         * testsuite/20_util/variant/compile.cc: Add test cases.
2332
2333 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
2334
2335         PR libstdc++/79348
2336         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
2337
2338 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
2339
2340         PR libstdc++/79348
2341         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
2342         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
2343         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
2344         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
2345         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
2346         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
2347         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
2348         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
2349         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
2350
2351 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
2352
2353         PR libstdc++/79486
2354         * include/std/future (__future_base::_Task_state::_M_run)
2355         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
2356         result_of expressions.
2357         * testsuite/30_threads/packaged_task/79486.cc: New.
2358
2359 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
2360
2361         PR libstdc++/79467
2362         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
2363         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
2364         __is_callable check.
2365         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
2366
2367         * include/bits/atomic_base.h: Re-indent.
2368
2369 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
2370
2371         * doc/xml/manual/profile_mode.xml: Update a paper reference.
2372
2373 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2374
2375         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
2376
2377 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
2378
2379         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
2380         name.
2381         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
2382         broken links to texts that are no longer online.
2383         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
2384         LCPC 2006 paper.
2385         * doc/xml/manual/using.xml: Update links to memory model information.
2386         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
2387         Standard-Library Exception Safety".
2388         * doc/html/*: Regenerate.
2389
2390 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2391
2392         * doc/xml/manual/profile_mode.xml: Unbreak link to
2393         "Optimizing Sorting with Machine Learning Algorithms".
2394
2395 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2396
2397         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
2398
2399 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2400
2401         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
2402         Migration Guide".
2403
2404 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
2405
2406         * doc/html/ext/lwg-active.html: Remove.
2407         * doc/html/ext/lwg-closed.html: Ditto.
2408         * doc/html/ext/lwg-defects.html: Ditto.
2409
2410         * doc/Makefile.am (xml_extradir): Remove.
2411         (xml_extra): Ditto.
2412         (stamp-html-docbook-lwg): Remove recipe...
2413         (stamp-html-docbook-data): ...and its use here.
2414         * doc/Makefile.in: Regenerate.
2415
2416         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
2417         the relationship to the upstream working group.
2418         Replace a local link to ../ext/lwg-active.html by the upstream one.
2419         Replace all reference to ../ext/lwg-defects.html by a new entity
2420         &DR; which refers to the upstream address.
2421
2422 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
2423
2424         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
2425
2426 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
2427
2428         PR libstdc++/79323
2429         * testsuite/20_util/duration/literals/range.cc: Prune extra output
2430         at -O0.
2431
2432 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
2433
2434         * doc/xml/manual/documentation_hacking.xml: Update URL of the
2435         DocBook Element Reference.  Use that term as link description
2436         instead of "online".
2437         epubcheck has moved to GitHub.
2438         Remove obsolete link to DocBook Publishing Tools.
2439
2440 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
2441
2442         PR libstdc++/66145
2443         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
2444         so new ios::failure can be caught even when old ABI is the default.
2445         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
2446         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
2447         exceptions_failbit.cc: Likewise.
2448         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
2449         exceptions_failbit.cc: Likewise.
2450         * testsuite/27_io/basic_istream/extractors_other/char/
2451         exceptions_null.cc: Likewise.
2452         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
2453         exceptions_null.cc: Likewise.
2454         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
2455         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
2456         * testsuite/27_io/basic_ostream/inserters_other/char/
2457         exceptions_null.cc: Likewise.
2458         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
2459         exceptions_null.cc: Likewise.
2460         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
2461
2462         PR libstdc++/60936
2463         * src/c++11/Makefile.am: Add new files.
2464         * src/c++11/Makefile.in: Regenerate.
2465         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
2466         (operator<<, operator>>, getline): Move explicit instantiations to ...
2467         * src/c++11/cow-string-io-inst.cc: ... new file.
2468         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
2469         (operator<<, operator>>, getline): Move explicit instantiations to ...
2470         * src/c++11/cow-wstring-io-inst.cc: ... new file.
2471         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
2472         (__throw_future_error, __throw_bad_function_call):
2473         (__throw_regex_error): Move functions for C++11 exceptions to the
2474         files that define the exception types.
2475         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
2476         * src/c++11/future.cc (__throw_future_error): Likewise.
2477         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
2478         * src/c++11/regex.cc (__throw_regex_error): Likewise.
2479         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
2480         representation directly instead of calling __int_to_char.
2481         * src/c++11/sso_string.cc (__sso_string): New file for definition
2482         of __sso_string type.
2483         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
2484         explicit instantiations of narrow string I/O functions.
2485         * src/c++11/system_error.cc (__throw_system_error): Move here.
2486         (__sso_string): Move to new file.
2487         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
2488         explicit instantiations of wide string I/O functions.
2489         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
2490         (operator>>, getline): Remove explicit instantiations from here.
2491
2492 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
2493
2494         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
2495
2496 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2497
2498         * configure.host: Separate Solaris/SPARC and x86 baselines.
2499         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
2500         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
2501         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
2502         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
2503         ... here.
2504         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
2505         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
2506         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
2507         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
2508         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
2509         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
2510         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
2511         ... here.
2512         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
2513         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
2514         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
2515
2516         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
2517         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
2518         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
2519         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
2520         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
2521         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
2522
2523 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
2524
2525         PR libstdc++/78346
2526         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
2527         not its referent.
2528         (_Iter_comp_to_iter): Likewise.
2529         * testsuite/25_algorithms/search/78346.cc: New test.
2530
2531         PR libstdc++/79254
2532         * config/abi/pre/gnu.ver: Remove recently added symbols.
2533         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2534         (basic_string::_M_copy_assign): Remove.
2535         (basic_string::operator=(const basic_string&)): Don't dispatch to
2536         _M_copy_assign. If source object is small just deallocate, otherwise
2537         perform new allocation before making any changes.
2538         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
2539         (basic_string::_M_copy_assign(const basic_string&, true_type)):
2540         Remove.
2541         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
2542         Test cases where the allocators are equal or the string is small.
2543         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
2544         Likewise.
2545
2546 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
2547
2548         Implement LWG 2825, LWG 2756 breaks class template argument
2549         deduction for optional.
2550         * include/std/optional: Add a deduction guide.
2551         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
2552
2553 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
2554
2555         PR libstdc++/79254
2556         * config/abi/pre/gnu.ver: Add new symbols.
2557         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2558         (basic_string::_M_copy_assign): New overloaded functions to perform
2559         copy assignment.
2560         (basic_string::operator=(const basic_string&)): Dispatch to
2561         _M_copy_assign.
2562         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
2563         (basic_string::_M_copy_assign(const basic_string&, true_type)):
2564         Define, performing rollback on exception.
2565         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
2566         Test exception-safety guarantee.
2567         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
2568         Likewise.
2569         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
2570         std::swap visible.
2571
2572 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
2573
2574         PR libstdc++/70607
2575         * include/tr1/complex (conj): Remove using-declaration and restore
2576         overloads, reverting previous change.
2577
2578         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
2579         mode.
2580         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
2581         Mark as unsupported in C++98 mode.
2582         * testsuite/23_containers/queue/requirements/constructible.cc:
2583         Likewise.
2584         * testsuite/23_containers/stack/requirements/constructible.cc:
2585         Likewise.
2586         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
2587
2588         PR libstdc++/79243
2589         * include/bits/c++config (literals::string_view_literals::__7): Add.
2590         Only declare versioned namespaces for the relevant C++ dialects.
2591         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
2592         Add versioning macros.
2593         * include/experimental/bits/lfts_config.h:
2594         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
2595         * include/experimental/string_view (fundamentals_v2::__detail):
2596         Add versioning macros.
2597         (fundamentals_v2::__detail::__identity): Remove.
2598         (fundamentals_v2::__detail::__idt): Use common_type instead of
2599         __detail::__identity.
2600         * include/std/string_view (__detail::__identity, __detail::__idt):
2601         Likewise.
2602         (literals::string_view_literals): Fix nesting of versioning macros.
2603
2604         PR libstdc++/79190
2605         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
2606         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
2607         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
2608         Retrieve original pointer value allocated by malloc.
2609         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
2610         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
2611         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
2612         Define, adjusting pointer value allocated by malloc and storing for
2613         retrieval by operator delete.
2614
2615 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
2616
2617         * libsupc++/eh_atomics.h: Update copyright years.
2618         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
2619
2620 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
2621
2622         PR libstdc++/61791
2623         PR libstdc++/70607
2624         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
2625         (proj(T), conj(T)): Change return types per DR 1522.
2626         * include/tr1/complex (conj): Remove overloads and use std::conj.
2627         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
2628         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
2629         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
2630         real(T) and imag(T). Allow testing for C++11 too.
2631
2632 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
2633
2634         PR libstdc++/79206
2635         * include/experimental/string_view (operator==): Check sizes first.
2636         * include/std/string_view (operator==): Likewise.
2637
2638 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
2639
2640         * testsuite/experimental/array/make_array.cc: Restore <functional>
2641         inclusion.
2642
2643 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2644
2645         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
2646
2647 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
2648
2649         PR libstdc++/79195
2650         * include/experimental/array (__make_array_elem): New class template
2651         and partial specialization.
2652         (__is_reference_wrapper): Move into __make_array_elem specialization.
2653         (make_array): Use __make_array_elem to determine element type and move
2654         static assertion into specialization. Qualify std::forward call.
2655         (to_array): Add exception specifiation.
2656         * testsuite/experimental/array/make_array.cc: Test argument types
2657         without a common type.
2658         * testsuite/experimental/array/neg.cc: Adjust expected error message.
2659
2660 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
2661
2662         * doc/xml/manual/debug.xml: code.google.com uses https now.
2663
2664 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
2665
2666         * doc/xml/manual/test.xml: Fix link into gccint online manual.
2667
2668 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
2669
2670         Make poisoned hashes SFINAE away the call operator of the hash.
2671         * include/bits/functional_hash.h
2672         (__poison_hash::__enable_hash_call): New.
2673         * include/std/optional (__optional_hash_call_base): New.
2674         (hash<optional<_Tp>>): Derive from the new base,
2675         move the hash function into that base.
2676         * include/std/variant (__variant_hash_call_base_impl): New.
2677         (__variant_hash_call_base): Likewise.
2678         (hash<variant<_Types...>>): Derive from the new base,
2679         move the hash function into that base.
2680         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
2681         * testsuite/20_util/variant/hash.cc: Likewise.
2682
2683 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
2684
2685         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
2686         * configure: Regenerate.
2687
2688 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
2689
2690         PR libstdc++/69240
2691         * include/bits/random.h (uniform_real_distribution::param_type)
2692         (normal_distribution::param_type, lognormal_distribution::param_type)
2693         (gamma_distribution::param_type, chi_squared_distribution::param_type)
2694         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
2695         (student_t_distribution::param_type)
2696         (bernoulli_distribution::param_type, binomial_distribution::param_type)
2697         (geometric_distribution::param_type)
2698         (negative_binomial_distribution::param_type)
2699         (poisson_distribution::param_type)
2700         (exponential_distribution::param_type)
2701         (weibull_distribution::param_type)
2702         (extreme_value_distribution::param_type)
2703         (discrete_distribution::param_type)
2704         (piecewise_constant_distribution::param_type)
2705         (piecewise_linear_distribution::param_type): Define operator!=.
2706         * include/bits/uniform_int_dist.h
2707         (uniform_int_distribution::param_type): Likewise.
2708         * include/ext/random (beta_distribution::param_type)
2709         (rice_distribution::param_type, nakagami_distribution::param_type)
2710         (pareto_distribution::param_type, k_distribution::param_type)
2711         (arcsine_distribution::param_type, hoyt_distribution::param_type)
2712         (triangular_distribution::param_type)
2713         (von_mises_distribution::param_type)
2714         (hypergeometric_distribution::param_type)
2715         (logistic_distribution::param_type)
2716         (uniform_on_sphere_distribution::param_type)
2717         (uniform_inside_sphere_distribution::param_type): Likewise.
2718         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
2719         Test construction with param_type.
2720         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
2721         Likewise.
2722         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
2723         Likewise.
2724         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
2725         Likewise.
2726         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
2727         Likewise.
2728         * testsuite/26_numerics/random/extreme_value_distribution/cons/
2729         parms.cc: Likewise.
2730         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
2731         Likewise.
2732         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
2733         Likewise.
2734         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
2735         Likewise.
2736         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
2737         Likewise.
2738         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
2739         parms.cc: Likewise.
2740         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
2741         Likewise.
2742         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
2743         Likewise.
2744         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
2745         Likewise.
2746         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
2747         Likewise.
2748         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
2749         Likewise.
2750         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
2751         Likewise.
2752         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
2753         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
2754         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
2755         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
2756         Likewise.
2757         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
2758         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
2759         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
2760         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
2761         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
2762         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
2763         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
2764         Likewise.
2765         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
2766         parms.cc: Likewise.
2767         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
2768
2769         PR libstdc++/72792
2770         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
2771         (__allocator_traits_base::__size_type): Remove.
2772         (allocator_traits::_Ptr): New class template to detect const and void
2773         pointer types without instantiating pointer_traits::rebind
2774         unnecessarily.
2775         (allocator_traits::_Diff): Likewise for detecting difference_type.
2776         (allocator_traits::_Size): New class template to detect size_type
2777         without instantiating make_unsigned unnecessarily.
2778         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
2779         __detected_or_t instead of __detected_or_t_.
2780         * include/std/type_traits (__detected_or_t_): Remove.
2781         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
2782
2783         PR libstdc++/72792
2784         PR libstdc++/72793
2785         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
2786         Replace with class template using void_t.
2787         (__alloc_rebind): Define in terms of
2788         __allocator_traits_base::__rebind.
2789         (allocator_traits): Remove unconditional static_assert for
2790         rebind_alloc.
2791         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
2792         (pointer_traits::__rebind): Replace with class template using void_t.
2793         (pointer_traits::rebind): Define in terms of __rebind.
2794         (pointer_traits): Remove unconditional static_assert for rebind.
2795         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
2796         * testsuite/20_util/pointer_traits/rebind.cc: New test.
2797
2798         PR libstdc++/69321
2799         * include/experimental/any (__any_caster): Avoid instantiating
2800         manager function for types that can't be stored in any.
2801         * include/std/any (__any_caster): Likewise.
2802         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
2803         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
2804
2805         PR libstdc++/64903
2806         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
2807         std::advance.
2808
2809 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
2810
2811         PR libstdc++/79156
2812         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
2813         Fix return type.
2814         (__enable_shared_from_this): Declare __shared_ptr as a friend.
2815         * testsuite/ext/shared_ptr/1.cc: New test.
2816
2817         PR libstdc++/64903
2818         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
2819         point.
2820         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
2821
2822         * doc/xml/manual/abi.xml: Fix typo.
2823         * doc/html/manual/abi.html: Likewise.
2824
2825         PR libstdc++/67085
2826         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
2827         converting constructors from _Iter_less_iter.
2828         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
2829         _Iter_comp_iter.
2830         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
2831         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
2832         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
2833         (__make_heap, __sort_heap): Change _Compare parameters to references.
2834         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
2835         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
2836         functions as lvalues.
2837         (is_heap): Call __is_heap_until directly to avoid copying __comp.
2838         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
2839         count copies during construction with empty sequence.
2840
2841         PR libstdc++/67085
2842         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
2843         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
2844         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
2845         number of copies.
2846         * testsuite/25_algorithms/make_heap/movable.cc: New test.
2847
2848         PR libstdc++/67085
2849         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
2850         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
2851         _GLIBCXX_MOVE when passing comparison function to other functions.
2852         (is_heap_until, is_heap): Use std::move when passing comparison
2853         function.
2854         * testsuite/23_containers/priority_queue/67085.cc: New test.
2855
2856         PR libstdc++/78905
2857         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
2858         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
2859         Document that the deprecated _GLIBCXX_VERSION macro was removed for
2860         the 4.0.0 release.
2861         * doc/html/*: Regenerate.
2862         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
2863         * include/Makefile.in: Regenerate.
2864         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
2865         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
2866         dg-error.
2867
2868 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
2869
2870         PR libstdc++/69301
2871         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
2872         aligned buffer instead of default-initialized variable.
2873         * testsuite/29_atomics/atomic/69301.cc: New test.
2874         * include/experimental/memory (observer_ptr::release): Use reserved
2875         name.
2876         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
2877         (_Pointer_adapter::operator--(int)): Likewise.
2878
2879         PR libstdc++/68925
2880         * include/experimental/random (randint): Use temporary instead of
2881         thread_local static.
2882
2883 2017-01-17  Joshua Conner  <joshconner@google.com>
2884
2885         * crossconfig.m4: Add fuchsia OS.
2886         * configure: Regenerate.
2887
2888 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
2889
2890         PR libstdc++/69699
2891         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
2892         __GLIBCXX__ macro is not useful. Remove redundant date information
2893         and link to the GCC release timeline.
2894         (abi.versioning.active): Move partial sentence into the previous
2895         paragraph.
2896         * doc/html/*: Regenerate.
2897
2898         PR libstdc++/79114
2899         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
2900         of remove_reference.
2901         * testsuite/18_support/nested_exception/79114.cc: New test.
2902
2903 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
2904
2905         PR other/79046
2906         * configure.ac: Add GCC_BASE_VER.
2907         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
2908         get version from BASE-VER file.
2909         * po/Makefile.in: Regenerated.
2910         * libsupc++/Makefile.in: Regenerated.
2911         * testsuite/Makefile.in: Regenerated.
2912         * src/Makefile.in: Regenerated.
2913         * configure: Regenerated.
2914         * Makefile.in: Regenerated.
2915         * include/Makefile.in: Regenerated.
2916         * doc/Makefile.in: Regenerated.
2917         * python/Makefile.in: Regenerated.
2918         * src/c++11/Makefile.in: Regenerated.
2919         * src/c++98/Makefile.in: Regenerated.
2920         * src/filesystem/Makefile.in: Regenerated.
2921
2922 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
2923
2924         PR libstdc++/66145
2925         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
2926         exceptions.
2927         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
2928         for test, so new ios::failure can be caught.
2929         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
2930         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
2931         exceptions_failbit.cc: Likewise.
2932         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
2933         exceptions_failbit.cc: Likewise.
2934         * testsuite/27_io/basic_istream/extractors_other/char/
2935         exceptions_null.cc: Likewise.
2936         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
2937         exceptions_null.cc: Likewise.
2938         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
2939         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
2940         * testsuite/27_io/basic_ostream/inserters_other/char/
2941         exceptions_null.cc: Likewise.
2942         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
2943         exceptions_null.cc: Likewise.
2944         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
2945
2946         PR libstdc++/78702
2947         * include/bits/locale_classes.h (locale::facet::__shim): Change from
2948         private to protected.
2949         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
2950         make locale::facet::__shim accessible.
2951
2952 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
2953
2954         PR libstdc++/78389
2955         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
2956         (merge(list&&, _StrictWeakOrdering)): Likewise.
2957         * testsuite/23_containers/list/operations/78389.cc: Add
2958         better test for the sizes.
2959
2960 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
2961
2962         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
2963         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
2964         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
2965         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
2966         Likewise.
2967         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
2968         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
2969         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
2970         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
2971         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
2972         Likewise.
2973         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
2974         Likewise.
2975         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
2976         Likewise.
2977         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
2978         Likewise.
2979         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
2980         Likewise.
2981         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
2982         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
2983         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
2984         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
2985         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
2986         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
2987         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
2988         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
2989         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
2990         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
2991         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
2992         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
2993         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
2994
2995 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
2996
2997         PR libstdc++/65411
2998         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
2999         retry fclose on EINTR.
3000
3001         * include/profile/base.h: Remove unused header that leads to header
3002         cycle in C++17 mode.
3003
3004         PR libstdc++/79075
3005         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
3006         Make _If_sv private.
3007         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
3008         basic_string_view arguments.
3009
3010         PR libstdc++/79075
3011         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
3012         redundant option from cxxflags.
3013         (check_effective_target_cxx11-abi): Define.
3014         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
3015         effective target.
3016         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
3017         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3018         Likewise.
3019         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
3020         Likewise.
3021         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
3022         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
3023         Likewise.
3024         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
3025         Likewise.
3026         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
3027         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
3028         Likewise.
3029         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3030         Likewise.
3031         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
3032         Likewise.
3033         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
3034         Likewise.
3035         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
3036         Likewise.
3037         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
3038         Likewise.
3039         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
3040         Likewise.
3041         * testsuite/23_containers/list/61347.cc: Likewise.
3042         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
3043         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
3044
3045 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
3046
3047         PR libstdc++/78389
3048         * include/bits/list.tcc (merge(list&&)):
3049         Adjust list sizes if the comparator throws.
3050         (merge(list&&, _StrictWeakOrdering)): Likewise.
3051         (sort()): Splice elements back from the scratch buffers
3052         if the comparator throws.
3053         (sort(_StrictWeakOrdering)): Likewise.
3054         * testsuite/23_containers/list/operations/78389.cc: New.
3055
3056 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3057
3058         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
3059         XFAIL for C++17 until node reinsertion supports fancy pointers.
3060
3061         PR libstdc++/78361
3062         * testsuite/20_util/add_pointer/value.cc: Test forming function
3063         pointers.
3064
3065 2017-01-13  Michael Brune  <lucdanton@free.fr>
3066
3067         PR libstdc++/78361
3068         * include/std/type_traits (__is_referenceable): Handle noexcept
3069         function types.
3070
3071 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
3072
3073         PR libstdc++/77528
3074         * include/bits/stl_queue.h (queue, priority_queue): Remove default
3075         member-initializers and define default constructors as templates with
3076         constraints.
3077         * include/bits/stl_stack.h (stack): Likewise.
3078         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3079         New.
3080         * testsuite/23_containers/priority_queue/requirements/
3081         explicit_instantiation/1.cc: Test more instantiations.
3082         * testsuite/23_containers/priority_queue/requirements/
3083         explicit_instantiation/1_c++98.cc: Likewise.
3084         * testsuite/23_containers/queue/requirements/constructible.cc: New.
3085         * testsuite/23_containers/stack/requirements/constructible.cc: New.
3086
3087         PR libstdc++/66284
3088         * doc/xml/manual/intro.xml: Document LWG 2781 change.
3089         * doc/html/*: Regenerate.
3090         * include/std/functional (_Function_base::_Ref_manager): Remove.
3091         (_Function_handler): Remove partial specializations for
3092         reference_wrapper.
3093         (function::target): Remove special case for const qualification.
3094         * testsuite/20_util/function/6.cc: Adjust tests for target type.
3095         * testsuite/20_util/function/7.cc: Likewise.
3096         * testsuite/20_util/function/8.cc: Likewise.
3097
3098 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
3099
3100         PR libstdc++/78134
3101         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
3102         (map::equal_range): Fix return type of heterogeneous overloads.
3103         * include/bits/stl_multimap.h (multimap::lower_bound)
3104         (multimap::upper_bound, multimap::equal_range): Likewise.
3105         * include/bits/stl_multiset.h (multiset::lower_bound)
3106         (multiset::upper_bound, multiset::equal_range): Likewise.
3107         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
3108         (set::equal_range): Likewise.
3109         * testsuite/23_containers/map/operations/2.cc
3110         * testsuite/23_containers/multimap/operations/2.cc
3111         * testsuite/23_containers/multiset/operations/2.cc
3112         * testsuite/23_containers/set/operations/2.cc
3113
3114         PR libstdc++/78273
3115         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
3116         the heterogeneous comparison can only find one match.
3117         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
3118         * testsuite/23_containers/map/operations/2.cc: Test count works with
3119         comparison function that just partitions rather than sorting.
3120         * testsuite/23_containers/set/operations/2.cc: Likewise.
3121
3122 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
3123
3124         Reduce the size of variant, it doesn't need an index of
3125         type size_t internally.
3126         * include/std/variant (parse_numbers.h): New include.
3127         (__select_index): New.
3128         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
3129         _index_type for comparison with variant_npos.
3130         (_Variant_storage<false, _Types...>::__index_type): New.
3131         (_Variant_storage<false, _Types...>::_M_index): Change the
3132         type from size_t to __index_type.
3133         (_Variant_storage<true, _Types...>::__index_type): New.
3134         (_Variant_storage<true, _Types...>::_M_index): Change the
3135         type from size_t to __index_type.
3136         (_Variant_base::_M_valid): Use _Storage::__index_type
3137         for comparison with variant_npos.
3138         (variant::index): Use _Base::_Storage::__index_type
3139         for comparison with variant_npos.
3140         * testsuite/20_util/variant/index_type.cc: New.
3141
3142 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
3143
3144         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
3145         effective target selector to prevent running in C++17 mode.
3146
3147         PR libstdc++/77528
3148         * include/bits/stl_queue.h (queue::c): Add default member initializer.
3149         (queue::queue()): Add constructor and define as defaulted.
3150         (queue::queue(_Sequence&&)): Remove default argument.
3151         (priority_queue::c, priority_queue::comp): Add default member
3152         initializers.
3153         (priority_queue::priority_queue()): Add constructor and define as
3154         defaulted.
3155         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
3156         Remove default argument for first parameter.
3157         * include/bits/stl_stack.h (stack::c): Add default member initializer.
3158         (stack::stack()): Add constructor and define as defaulted.
3159         (stack::stack(const _Sequence&)): Remove default argument.
3160         * testsuite/23_containers/priority_queue/requirements/
3161         explicit_instantiation/1.cc: Test explicit instantiation with
3162         non-DefaultConstructible sequence.
3163         * testsuite/23_containers/priority_queue/77528.cc: New test.
3164         * testsuite/23_containers/priority_queue/requirements/
3165         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
3166         * testsuite/23_containers/queue/77528.cc: New test.
3167         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3168         1.cc: Test explicit instantiation with non-DefaultConstructible
3169         sequence.
3170         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3171         1_c++0x.cc: Replace with 1_c++98.cc.
3172         * testsuite/23_containers/stack/77528.cc: New test.
3173         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3174         1.cc: Test explicit instantiation with non-DefaultConstructible
3175         sequence.
3176         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3177         1_c++0x.cc: Replace with 1_c++98.cc.
3178
3179 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
3180
3181         * include/bits/locale_facets_nonio.tcc
3182         (time_get::_M_extract_via_format): Avoid compilation errors with
3183         non-standard struct tm.
3184
3185 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
3186             Jonathan Wakely  <jwakely@redhat.com>
3187
3188         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
3189         (is_specialization, strip_versioned_namespace): New helpers functions
3190         to work with symbols in the versioned namespace.
3191         (Printer.add_version): Add second name using versioned namespace.
3192         (add_one_template_type_printer, add_one_type_printer): Add second
3193         type printers using versioned namespace.
3194         (register_type_printers): Add template type printer for basic_string.
3195         (build_libstdcxx_dictionary): Remove dead code.
3196         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
3197         versioned namespace.
3198         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
3199         results.
3200         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3201
3202 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3203
3204         PR libstdc++/79017
3205         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
3206         functions separately on darwin and if they're missing define
3207         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
3208         * config.h.in: Regenerate.
3209         * configure: Regenerate.
3210         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
3211         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
3212
3213         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
3214         to detect correct thread_local destructors.
3215         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
3216         Define.
3217
3218 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3219             Aditya Kumar  <hiraditya@msn.com>
3220
3221         PR libstdc++/66414
3222         * include/bits/basic_string.tcc
3223         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
3224
3225 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3226
3227         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
3228         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
3229
3230         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
3231         Include <cassert> header.
3232
3233         PR libstdc++/78968
3234         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
3235         * configure: Regenerate.
3236
3237 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
3238             Jonathan Wakely  <jwakely@redhat.com>
3239
3240         * include/std/variant (variant, swap): Replace __and_ usage with fold
3241         expressions.
3242
3243 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3244
3245         PR go/78978
3246         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
3247         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
3248         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
3249         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
3250         HWCAP_FLAGS.
3251         * aclocal.m4: Regenerate.
3252         * configure: Regenerate.
3253         * Makefile.in, doc/Makefile.in, include/Makefile.in,
3254         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
3255         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
3256         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
3257
3258 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3259
3260         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
3261
3262         PR libstdc++/78991
3263         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
3264         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
3265         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
3266         move function objects.
3267         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
3268         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
3269         * testsuite/25_algorithms/sort/78991.cc: New test.
3270
3271 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
3272
3273         * include/bits/std_function.h (function::_Signature_type): Remove.
3274         (function::function(_Functor)): Adjust.
3275
3276 2017-01-05  Tim Shen  <timshen@google.com>
3277
3278         PR libstdc++/78996
3279         * include/std/variant (__gen_vtable_impl): rename __unused to
3280         __dimensions to avoid naming conflict.
3281
3282 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
3283
3284         PR libstdc++/78968
3285         * config.h.in: Regenerate.
3286         * configure: Likewise.
3287         * configure.ac: Check for __cxa_thread_atexit.
3288         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
3289         Don't define __cxa_thread_atexit if libc provides it.
3290
3291 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
3292
3293         Implement 2801, Default-constructibility of unique_ptr.
3294         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
3295         (unique_ptr::_DeleterConstraint): Likewise.
3296         (unique_ptr()): Constrain.
3297         (unique_ptr(pointer)): Likewise.
3298         (unique_ptr(nullptr_t)): Likewise.
3299         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
3300         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
3301         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
3302         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
3303         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
3304         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
3305         * testsuite/20_util/unique_ptr/cons/default.cc: New.
3306         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
3307
3308 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
3309             Jonathan Wakely  <jwakely@redhat.com>
3310
3311         PR libstdc++/64735
3312         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
3313         * config.h.in: Regenerate.
3314         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
3315         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
3316         exports for exception_ptr, nested_exception, and future conditional.
3317         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
3318         exports for exception_ptr, nested_exception, and future conditional.
3319         * configure: Regenerate.
3320         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
3321         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
3322         * libsupc++/eh_atomics.h: New file for internal use only.
3323         (__eh_atomic_inc, __eh_atomic_dec): New.
3324         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
3325         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
3326         (rethrow_exception): Use eh_atomics.h reference counting helpers.
3327         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
3328         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
3329         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
3330         * libsupc++/exception_ptr.h: Likewise.
3331         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
3332         * libsupc++/nested_exception.cc: Remove check for
3333         ATOMIC_INT_LOCK_FREE.
3334         * libsupc++/nested_exception.h: Likewise.
3335         * src/c++11/future.cc: Likewise.
3336         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
3337         * testsuite/18_support/nested_exception/*: Likewise.
3338         * testsuite/30_threads/async/*: Likewise.
3339         * testsuite/30_threads/future/*: Likewise.
3340         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
3341         * testsuite/30_threads/packaged_task/*: Likewise.
3342         * testsuite/30_threads/promise/*: Likewise.
3343         * testsuite/30_threads/shared_future/*: Likewise.
3344
3345 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
3346
3347         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
3348         defaults to https; adjust reference.
3349
3350 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
3351
3352         PR libstdc++/78956
3353         * include/std/thread (thread(const thread&&)): Add deleted
3354         constructor.
3355         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
3356
3357         * doc/xml/manual/spine.xml: Update copyright years.
3358         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
3359         * doc/xml/manual/test.xml: Likewise.
3360         * doc/html/*: Regenerate.
3361
3362 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
3363
3364         * doc/xml/faq.xml: Update address of C++ ABI link.
3365         * doc/xml/manual/abi.xml: Ditto.
3366
3367 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
3368
3369         Update copyright years.
3370 \f
3371 Copyright (C) 2017 Free Software Foundation, Inc.
3372
3373 Copying and distribution of this file, with or without modification,
3374 are permitted in any medium without royalty provided the copyright
3375 notice and this notice are preserved.