libstdc++-v3/ChangeLog

   1 2018-05-04  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
   4         * include/std/optional (_Optional_payload): Add noexcept to default
   5         constructor. Re-indent.
   6         (_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
   7         constructor for copying disengaged payloads.
   8         (_Optional_payload<_Tp, true, false, true>): Likewise.
   9         (_Optional_payload<_Tp, true, true, false>): Likewise.
  10         (_Optional_payload<_Tp, true, false, false>): Likewise.
  11         * testsuite/20_util/optional/cons/85642.cc: New.
  12         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.
  13
  14 2018-05-03  Jonathan Wakely  <jwakely@redhat.com>
  15
  16         PR libstdc++/82644
  17         * include/tr1/cmath [__STRICT_ANSI__] (hypergf, hypergl, hyperg): Use
  18         inline definitions instead of using-declarations.
  19         [__STRICT_ANSI__] (conf_hypergf, conf_hypergl, conf_hyperg): Likewise.
  20         * testsuite/tr1/5_numerical_facilities/special_functions/
  21         07_conf_hyperg/compile_cxx17.cc: New.
  22         * testsuite/tr1/5_numerical_facilities/special_functions/
  23         17_hyperg/compile_cxx17.cc: New.
  24
  25         PR libstdc++/84769
  26         * include/std/variant (visit): Qualify std::get call.
  27
  28         PR libstdc++/85632 use uintmax_t for arithmetic
  29         * src/filesystem/ops.cc (experimental::filesystem::space): Perform
  30         arithmetic in result type.
  31         * src/filesystem/std-ops.cc (filesystem::space): Likewise.
  32         * testsuite/27_io/filesystem/operations/space.cc: Check total capacity
  33         is greater than free space.
  34         * testsuite/experimental/filesystem/operations/space.cc: New.
  35
  36         * testsuite/20_util/remove_cvref/requirements/alias_decl.cc: New.
  37         * testsuite/20_util/remove_cvref/requirements/explicit_instantiation.cc:
  38         New.
  39         * testsuite/20_util/remove_cvref/value.cc: New.
  40         * testsuite/20_util/remove_cvref/value_ext.cc: New.
  41
  42         PR libstdc++/84087 LWG DR 2268 basic_string default arguments
  43         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI=1]
  44         (append(const basic_string&, size_type, size_type)
  45         (assign(const basic_string&, size_type, size_type)
  46         (insert(size_type, const basic_string&, size_type, size_type)
  47         (replace(size_type,size_type,const basic_string&,size_type,size_type)
  48         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
  49         Add default arguments (LWG 2268).
  50         [_GLIBCXX_USE_CXX11_ABI=0]
  51         (append(const basic_string&, size_type, size_type)
  52         (assign(const basic_string&, size_type, size_type)
  53         (insert(size_type, const basic_string&, size_type, size_type)
  54         (replace(size_type,size_type,const basic_string&,size_type,size_type)
  55         (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
  56         Likewise.
  57         * testsuite/21_strings/basic_string/dr2268.cc: New test.
  58
  59         PR libstdc++/84535
  60         * include/std/thread (thread::__not_same): New SFINAE helper.
  61         (thread::thread(_Callable&&, _Args&&...)): Add SFINAE constraint that
  62         first argument is not a std::thread. Add static assertion to check
  63         INVOKE expression is valid.
  64         (thread::thread(thread&), thread::thread(const thread&&)): Remove.
  65         (thread::_Invoke::_M_invoke, thread::_Invoke::operator()): Use
  66         __invoke_result for return types and remove exception specifications.
  67         * testsuite/30_threads/thread/cons/84535.cc: New.
  68
  69         * include/std/future (__async_result_of): Use __invoke_result instead
  70         of result_of.
  71
  72         * include/std/any (any_cast): Use __remove_cvref_t.
  73         * include/std/tuple (__make_tuple): Likewise.
  74         * include/std/type_traits (__remove_cvref_t): Define.
  75         (__result_of_memobj, __result_of_memfun): Use __remove_cvref_t.
  76         [__cplusplus > 201703L] (remove_cvref, remove_cvref_t): Define.
  77         * include/std/variant (__erased_hash): Use __remove_cvref_t.
  78
  79 2018-05-02  François Dumont  <fdumont@gcc.gnu.org>
  80
  81         * include/bits/deque.tcc (deque<>::_M_assign_aux): Cast to void to
  82         ensure overloaded comma not used.
  83         * include/bits/list.tcc (list<>::_M_assign_dispatch): Likewise.
  84         * include/bits/vector.tcc (vector<>::_M_assign_aux): Likewise.
  85         * include/bits/stl_bvector.h (vector<bool>::_M_assign_aux): Likewise.
  86         * testsuite/23_containers/deque/modifiers/assign/1.cc: New.
  87         * testsuite/23_containers/list/modifiers/assign/1.cc: New.
  88         * testsuite/23_containers/vector/bool/modifiers/assign/1.cc: New.
  89         * testsuite/23_containers/vector/modifiers/assign/1.cc: New.
  90
  91 2018-05-02  Jonathan Wakely  <jwakely@redhat.com>
  92
  93         PR libstdc++/68197
  94         * include/bits/ios_base.h (ios_base::iword, ios_base::pword): Cast
  95         indices to unsigned.
  96         * src/c++11/ios.cc (ios_base::_M_grow_words): Treat negative indices
  97         as failure. Refactor error handling.
  98         * testsuite/27_io/ios_base/storage/68197.cc: New.
  99
 100         PR libstdc++/57997
 101         PR libstdc++/83860
 102         * include/bits/gslice_array.h (gslice_array): Define default
 103         constructor as deleted, as per C++11 standard.
 104         * include/bits/mask_array.h (mask_array): Likewise.
 105         * include/bits/slice_array.h (slice_array): Likewise.
 106         * include/bits/valarray_after.h (_GBase, _GClos, _IBase, _IClos): Move
 107         to namespace __detail.
 108         (_GBase::_M_expr, _IBase::_M_expr): Use _ValArrayRef for type of data
 109         members.
 110         * include/bits/valarray_before.h (_ValArrayRef): New helper for type
 111         of data members in closure objects.
 112         (_FunBase, _ValFunClos, _RefFunClos, _UnBase, _UnClos, _BinBase)
 113         (_BinBase2, _BinBase1, _BinClos, _SBase, _SClos): Move to namespace
 114         __detail.
 115         (_FunBase::_M_expr, _UnBase::_M_expr, _BinBase::_M_expr1)
 116         (_BinBase::_M_expr2, _BinBase2::_M_expr1, _BinBase1::_M_expr2)
 117         (_SBase::_M_expr): Use _ValArrayRef for type of data members.
 118         * include/std/valarray (_UnClos, _BinClos, _SClos, _GClos, _IClos)
 119         (_ValFunClos, _RefFunClos): Move to namespace __detail and add
 120         using-declarations to namespace std.
 121         * testsuite/26_numerics/valarray/83860.cc: New.
 122
 123         * testsuite/backward/strstream_move.cc: Remove duplicate function
 124         call.
 125
 126         PR libstdc++/69608
 127         * include/backward/strstream (strstreambuf): Define move constructor
 128         and move assignment operator.
 129         (istrstream, ostrstream, strstream): Likewise.
 130         * testsuite/backward/strstream_move.cc: New.
 131
 132 2018-05-01  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
 133
 134         PR libstdc++/84654
 135         * acinclude.m4: Set ENABLE_FLOAT128 instead of _GLIBCXX_USE_FLOAT128.
 136         * config.h.in: Remove references to _GLIBCXX_USE_FLOAT128.
 137         * configure: Regenerate.
 138         * include/Makefile.am: Replace the value of _GLIBCXX_USE_FLOAT128
 139         based on ENABLE_FLOAT128.
 140         * include/Makefile.in: Regenerate.
 141         * include/bits/c++config: Define _GLIBCXX_USE_FLOAT128.
 142         [!defined(__FLOAT128__) && !defined(__SIZEOF_FLOAT128__)]: Undefine
 143         _GLIBCXX_USE_FLOAT128.
 144
 145 2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>
 146
 147         * configure: Regenerated.
 148
 149 2018-04-19  Jakub Jelinek  <jakub@redhat.com>
 150
 151         * configure: Regenerated.
 152
 153 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 154             Jakub Jelinek  <jakub@redhat.com>
 155
 156         PR libstdc++/85442
 157         * src/c++11/Makefile.am: Don't generate debuginfo again for
 158         cxx11-ios_failure-lt.s and cxx11-ios_failure.s files.
 159         * src/c++11/Makefile.in: Regenerate.
 160
 161 2018-04-18  Jonathan Wakely  <jwakely@redhat.com>
 162
 163         PR libstdc++/84442
 164         * testsuite/30_threads/thread/cons/terminate.cc
 165         [!_GLIBCXX_USE_C99_STDLIB] : Use _exit or std::exit instead of _Exit.
 166
 167 2018-04-18  David Malcolm  <dmalcolm@redhat.com>
 168
 169         PR jit/85384
 170         * configure: Regenerate.
 171
 172 2018-04-16  Jonathan Wakely  <jwakely@redhat.com>
 173
 174         * testsuite/experimental/filesystem/file_status/1.cc: Add
 175         -DUSE_FILESYSTEM_TS to dg-options.
 176         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
 177         Likewise.
 178         * testsuite/experimental/filesystem/iterators/pop.cc: Likewise.
 179         * testsuite/experimental/filesystem/iterators/
 180         recursive_directory_iterator.cc: Likewise.
 181         * testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
 182         * testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
 183         * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
 184         * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
 185         * testsuite/experimental/filesystem/operations/create_directories.cc:
 186         Likewise.
 187         * testsuite/experimental/filesystem/operations/create_directory.cc:
 188         Likewise.
 189         * testsuite/experimental/filesystem/operations/create_symlink.cc:
 190         Likewise.
 191         * testsuite/experimental/filesystem/operations/current_path.cc:
 192         Likewise.
 193         * testsuite/experimental/filesystem/operations/equivalent.cc: Likewise.
 194         * testsuite/experimental/filesystem/operations/exists.cc: Likewise.
 195         * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
 196         * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise.
 197         * testsuite/experimental/filesystem/operations/last_write_time.cc:
 198         Likewise.
 199         * testsuite/experimental/filesystem/operations/permissions.cc:
 200         Likewise.
 201         * testsuite/experimental/filesystem/operations/read_symlink.cc:
 202         Likewise.
 203         * testsuite/experimental/filesystem/operations/remove.cc: Likewise.
 204         * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.
 205         * testsuite/experimental/filesystem/operations/status.cc: Likewise.
 206         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
 207         Likewise.
 208         * testsuite/experimental/filesystem/path/append/path.cc: Likewise.
 209         * testsuite/experimental/filesystem/path/assign/assign.cc: Likewise.
 210         * testsuite/experimental/filesystem/path/assign/copy.cc: Likewise.
 211         * testsuite/experimental/filesystem/path/compare/compare.cc: Likewise.
 212         * testsuite/experimental/filesystem/path/compare/path.cc: Likewise.
 213         * testsuite/experimental/filesystem/path/compare/strings.cc: Likewise.
 214         * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
 215         * testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
 216         * testsuite/experimental/filesystem/path/construct/copy.cc: Likewise.
 217         * testsuite/experimental/filesystem/path/construct/default.cc:
 218         Likewise.
 219         * testsuite/experimental/filesystem/path/construct/locale.cc: Likewise.
 220         * testsuite/experimental/filesystem/path/construct/range.cc: Likewise.
 221         * testsuite/experimental/filesystem/path/construct/string_view.cc:
 222         Likewise.
 223         * testsuite/experimental/filesystem/path/decompose/extension.cc:
 224         Likewise.
 225         * testsuite/experimental/filesystem/path/decompose/filename.cc:
 226         Likewise.
 227         * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
 228         Likewise.
 229         * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
 230         Likewise.
 231         * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
 232         Likewise.
 233         * testsuite/experimental/filesystem/path/decompose/root_name.cc:
 234         Likewise.
 235         * testsuite/experimental/filesystem/path/decompose/root_path.cc:
 236         Likewise.
 237         * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
 238         * testsuite/experimental/filesystem/path/generic/generic_string.cc:
 239         Likewise.
 240         * testsuite/experimental/filesystem/path/itr/traversal.cc: Likewise.
 241         * testsuite/experimental/filesystem/path/modifiers/clear.cc: Likewise.
 242         * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
 243         Likewise.
 244         * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
 245         Likewise.
 246         * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
 247         Likewise.
 248         * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
 249         Likewise.
 250         * testsuite/experimental/filesystem/path/modifiers/swap.cc: Likewise.
 251         * testsuite/experimental/filesystem/path/native/string.cc: Likewise.
 252         * testsuite/experimental/filesystem/path/nonmember/hash_value.cc:
 253         Likewise.
 254         * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
 255         * testsuite/experimental/filesystem/path/query/has_extension.cc:
 256         Likewise.
 257         * testsuite/experimental/filesystem/path/query/has_filename.cc:
 258         Likewise.
 259         * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
 260         Likewise.
 261         * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
 262         Likewise.
 263         * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
 264         Likewise.
 265         * testsuite/experimental/filesystem/path/query/has_root_name.cc:
 266         Likewise.
 267         * testsuite/experimental/filesystem/path/query/has_root_path.cc:
 268         Likewise.
 269         * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
 270         * testsuite/experimental/filesystem/path/query/is_relative.cc:
 271         Likewise.
 272
 273 2018-04-13  Jonathan Wakely  <jwakely@redhat.com>
 274
 275         * src/c++11/Makefile.am: Fix sed command.
 276         * src/c++11/Makefile.in: Regenerate.
 277
 278         * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to
 279         handle mangled names starting with double underscores on darwin.
 280         * src/c++11/Makefile.in: Regenerate.
 281
 282 2018-04-12  Jonathan Wakely  <jwakely@redhat.com>
 283
 284         * src/c++11/Makefile.am: Fix comment.
 285         * src/c++11/Makefile.in: Regenerate.
 286         * src/c++11/cxx11-ios_failure.cc: Fix comment.
 287         * src/c++98/ios_failure.cc: Likewise.
 288
 289         * src/c++11/ios.cc: Remove redundant macro definition.
 290
 291 2018-04-11  Jonathan Wakely  <jwakely@redhat.com>
 292
 293         * doc/xml/manual/abi.xml: Document header locations in recent
 294         releases.
 295         * doc/xml/manual/evolution.xml: Add API changes since GCC 5.
 296         * doc/xml/manual/spine.xml: Update copyright years.
 297         * doc/xml/manual/strings.xml: Adjust tolower example to avoid
 298         undefined behaviour.
 299         * doc/xml/manual/test.xml: Update outdated notes on VERIFY in tests.
 300         * doc/html/*: Regenerate.
 301
 302 2018-04-10  Jonathan Wakely  <jwakely@redhat.com>
 303
 304         * doc/xml/faq.xml: Update links to archived copy of SGI STL docs.
 305         * doc/xml/manual/backwards_compatibility.xml: Likewise.
 306         * doc/xml/manual/containers.xml: Likewise.
 307         * doc/xml/manual/debug_mode.xml: Likewise.
 308         * doc/xml/manual/extensions.xml: Likewise.
 309         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise.
 310         * doc/xml/manual/using.xml: Likewise.
 311         * doc/xml/manual/utilities.xml: Likewise.
 312
 313         PR libstdc++/85222
 314         * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for
 315         cxx11-ios_failure.cc to rewrite type info for __ios_failure.
 316         * src/c++11/Makefile.in: Regenerate.
 317         * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info):
 318         New types.
 319         [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 320         * src/c++11/ios.cc (__throw_ios_failure): Remove definition.
 321         * src/c++98/ios_failure.cc (__construct_ios_failure)
 322         (__destroy_ios_failure, is_ios_failure_handler): New functions.
 323         [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
 324         * testsuite/27_io/ios_base/failure/dual_abi.cc: New.
 325         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to
 326         handler types, to always catch std::ios_base::failure.
 327         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
 328         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
 329         exceptions_failbit.cc: Likewise.
 330         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
 331         exceptions_failbit.cc: Likewise.
 332         * testsuite/27_io/basic_istream/extractors_other/char/
 333         exceptions_null.cc: Likewise.
 334         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
 335         exceptions_null.cc: Likewise.
 336         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
 337         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
 338         * testsuite/27_io/basic_ostream/inserters_other/char/
 339         exceptions_null.cc: Likewise.
 340         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
 341         exceptions_null.cc: Likewise.
 342         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
 343
 344 2018-04-05  Jonathan Wakely  <jwakely@redhat.com>
 345
 346         * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Qualify
 347         __get calls to avoid ADL and avoid ambiguity due to Clang bug.
 348
 349 2018-04-03  Jonathan Wakely  <jwakely@redhat.com>
 350
 351         PR libstdc++/85183
 352         * include/std/variant (_Move_assign_base::operator=): Fix incorrect
 353         value categories.
 354         * testsuite/20_util/variant/85183.cc: New.
 355
 356 2018-03-26  Jonathan Wakely  <jwakely@redhat.com>
 357
 358         * include/std/variant (__get): Qualify calls to avoid ADL.
 359         (__select_index): Adjust whitespace.
 360         (variant): Add using-declaration to workaround Clang bug.
 361
 362 2018-03-22  Jonathan Wakely  <jwakely@redhat.com>
 363
 364         PR libstdc++/85040
 365         * include/bits/stl_function.h (greater::__not_overloaded)
 366         (less::__not_overloaded, greater_equal::__not_overloaded)
 367         (less_equal::__not_overloaded): Fix ambiguous specializations.
 368         * testsuite/20_util/function_objects/comparisons_pointer.cc: Add
 369         tests for type with overloaded operators.
 370
 371 2018-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 372
 373         PR libstdc++/77691
 374         * testsuite/experimental/memory_resource/resource_adaptor.cc:
 375         xfail execution on 32-bit Solaris/x86.
 376
 377 2018-03-21  Jonathan Wakely  <jwakely@redhat.com>
 378
 379         * testsuite/20_util/function_objects/comparisons_pointer.cc: Use
 380         VERIFY instead of assert.
 381         * testsuite/20_util/hash/84998.cc: New test.
 382         * testsuite/23_containers/vector/cons/destructible_debug_neg.cc: New
 383         copy of test adjusted for Debug Mode.
 384         * testsuite/23_containers/vector/cons/destructible_neg.cc: Do not run
 385         test in Debug Mode.
 386
 387 2018-03-20  François Dumont  <fdumont@gcc.gnu.org>
 388
 389         PR libstdc++/84998
 390         * include/bits/stl_bvector.h: Fix std::hash friend declaration.
 391         * include/std/bitset: Likewise.
 392         * include/bits/stl_map.h (std::map<>): Fix _Rb_tree_merge_helper friend
 393         declaration.
 394         * include/bits/stl_multimap.h (std::multimap<>): Likewise.
 395         * include/bits/stl_multiset.h (std::multiset<>): Likewise.
 396         * include/bits/stl_set.h (std::set<>): Likewise.
 397         * include/bits/unordered_map.h (std::unordered_map<>): Fix
 398         _Hash_merge_helper friend declaration.
 399         (std::unordered_multimap<>): Likewise.
 400         * include/bits/unordered_set.h (std::unordered_set<>): Likewise.
 401         (std::unordered_multiset<>): Likewise.
 402
 403 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 404
 405         * doc/xml/api.xml: www.fsf.org has moved to https. Also omit
 406         trailing slash for domain level link.
 407         * doc/xml/faq.xml: Ditto.
 408         * doc/xml/manual/appendix_free.xml (software): Ditto.
 409         * doc/xml/manual/intro.xml: Ditto.
 410         * doc/xml/manual/spine.xml: Ditto.
 411         * doc/xml/spine.xml: Ditto.
 412
 413 2018-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
 414
 415         * doc/xml/manual/documentation_hacking.xml: Adjust link to
 416         docbook.org.
 417
 418 2018-03-17  Jonathan Wakely  <jwakely@redhat.com>
 419
 420         * testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
 421         to compile as C++98.
 422
 423 2018-03-14  Jonathan Wakely  <jwakely@redhat.com>
 424
 425         PR libstdc++/78420
 426         * include/bits/stl_function.h (greater<_Tp*>, less<_Tp*>)
 427         (greater_equal<_Tp*>, less_equal<_Tp>*): Add partial specializations
 428         to ensure total order for pointers.
 429         (greater<void>, less<void>, greater_equal<void>, less_equal<void>):
 430         Add operator() overloads for pointer arguments and make generic
 431         overloads dispatch to new _S_cmp functions when comparisons would
 432         use built-in operators for pointers.
 433         * testsuite/20_util/function_objects/comparisons_pointer.cc: New.
 434
 435 2018-03-12  Jonathan Wakely  <jwakely@redhat.com>
 436
 437         PR libstdc++/84773
 438         PR libstdc++/83662
 439         * crossconfig.m4: Check for aligned_alloc etc. on freebsd and mingw32.
 440         * configure: Regenerate.
 441         * include/c_global/cstdlib [_GLIBCXX_HAVE_ALIGNED_ALLOC]
 442         (aligned_alloc): Add using-declaration.
 443         * testsuite/18_support/aligned_alloc/aligned_alloc.cc: New test.
 444
 445 2018-03-09  François Dumont  <fdumont@gcc.gnu.org>
 446
 447         * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
 448         Fix std::_Fwd_list_iterator and std::_Fwd_list_const_iterator printers
 449         registration.
 450
 451 2018-03-09  Jonathan Wakely  <jwakely@redhat.com>
 452
 453         PR libstdc++/84769
 454         * include/std/variant (get<_Tp, _Types...>, get_if<_Tp, _Types...>):
 455         Qualify calls to get<_Np, Types...> and get_if<_Np, _Types...>.
 456
 457         src/filesystem/ops.cc (create_dir): Pass error_code to is_directory.
 458         src/filesystem/std-ops.cc (create_dir): Likewise.
 459
 460 2018-03-08  François Dumont  <fdumont@gcc.gnu.org>
 461
 462         * python/libstdcxx/v6/printers.py (NodeIteratorPrinter): New.
 463         (StdListIteratorPrinter): Inherit from latter.
 464         (StdFwdListIteratorPrinter): New, inherit from latter.
 465         (StdDebugIteratorPrinter.to_string): Use non-debug iterator printer
 466         when iterator has no associated container.
 467         (build_libstdcxx_dictionary): Add __gnu_cxx::_Fwd_list_iterator and
 468         __gnu_cxx::_Fwd_list_const_iterator printers. Remove __norm namespace
 469         registrations.
 470         * testsuite/libstdc++-prettyprinters/debug.cc: Adapt.
 471         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Adapt.
 472
 473 2018-03-06  Ville Voutilainen  <ville.voutilainen@gmail.com>
 474
 475         PR libstdc++/84601
 476         * include/std/optional (_Optional_payload): Split into multiple
 477         specializations that can handle different cases of trivial or
 478         non-trivial assignment operators.
 479         * testsuite/20_util/optional/84601.cc: New.
 480         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 481
 482 2018-03-02  Jonathan Wakely  <jwakely@redhat.com>
 483
 484         PR libstdc++/84671
 485         * include/bits/parse_numbers.h (_Number_help): Add partial
 486         specialization to handle digit separators. Adjust partial
 487         specialization for recursion temrination to require _Pow == 1ULL.
 488         * testsuite/20_util/duration/literals/84671.cc: New
 489
 490 2018-02-27  Ville Voutilainen  <ville.voutilainen@gmail.com>
 491
 492         Implement the missing bits of LWG 2769
 493         * include/std/any (any_cast(const any&)): Add static_assert.
 494         (any_cast(any&)): Likewise.
 495         (any_cast(any&&)): Likewise, and remove the handling
 496         for copyable-but-not-movable type.
 497         * testsuite/20_util/any/misc/any_cast.cc: Adjust.
 498         * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise, and
 499         add new tests.
 500
 501 2018-02-23  Jonathan Wakely  <jwakely@redhat.com>
 502
 503         PR libstdc++/84532
 504         * include/std/thread (thread::__make_invoker): Construct tuple
 505         directly instead of using make_tuple.
 506         * testsuite/30_threads/async/84532.cc: New.
 507         * testsuite/30_threads/thread/84532.cc: New.
 508
 509 2018-02-20  François Dumont  <fdumont@gcc.gnu.org>
 510
 511         * include/ext/aligned_buffer.h [_GLIBCXX_INLINE_VERSION]
 512         (template<> __aligned_buffer): Define as __aligned_membuf alias.
 513
 514 2018-02-19  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
 515
 516         PR target/84148
 517         * configure: Regenerate.
 518
 519 2018-02-15  Jonathan Wakely  <jwakely@redhat.com>
 520
 521         PR libstdc++/81797
 522         * configure.ac (INCLUDE_DIR_NOTPARALLEL): Define.
 523         * configure: Regenerate.
 524         * include/Makefile.am (INCLUDE_DIR_NOTPARALLEL): Add .NOTPARALLEL when
 525         defined.
 526         * include/Makefile.in: Regenerate.
 527
 528 2018-01-29  Jonathan Wakely  <jwakely@redhat.com>
 529
 530         PR libstdc++/83833
 531         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
 532         Add -ffloat-store to options for m68k and ia32.
 533
 534         * doc/xml/faq.xml: Update copyright years.
 535         * doc/html/*: Regenerate.
 536
 537         PR libstdc++/83658
 538         * include/std/any (any::__do_emplace): Only set _M_manager after
 539         constructing the contained object.
 540         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
 541         * testsuite/20_util/any/modifiers/83658.cc: New test.
 542
 543 2018-01-25  Jonathan Wakely  <jwakely@redhat.com>
 544
 545         PR libstdc++/81076
 546         * include/c_global/cstddef (__byte_operand): Define primary template.
 547         * testsuite/18_support/byte/81076.cc: New test.
 548
 549 2018-01-19  Christophe Lyon  <christophe.lyon@linaro.org>
 550
 551         * testsuite/ext/special_functions/airy_ai/check_nan.cc: Fix
 552         dg-options and dg-add-options order.
 553         * testsuite/ext/special_functions/airy_bi/check_nan.cc: Likewise.
 554         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc:
 555         Likewise.
 556         * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
 557         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
 558         Likewise.
 559         * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
 560         Likewise.
 561         * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
 562         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc:
 563         Likewise.
 564         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc:
 565         Likewise.
 566         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc:
 567         Likewise.
 568         * testsuite/special_functions/06_comp_ellint_3/pr66689.cc:
 569         Likewise.
 570         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc:
 571         Likewise.
 572         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc:
 573         Likewise.
 574         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc:
 575         Likewise.
 576         * testsuite/special_functions/10_cyl_neumann/check_nan.cc:
 577         Likewise.
 578         * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
 579         * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
 580         * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
 581         * testsuite/special_functions/13_ellint_3/pr66689.cc: Likewise.
 582         * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
 583         * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
 584         * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
 585         * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
 586         * testsuite/special_functions/18_riemann_zeta/check_nan.cc:
 587         Likewise.
 588         * testsuite/special_functions/19_sph_bessel/check_nan.cc:
 589         Likewise.
 590         * testsuite/special_functions/20_sph_legendre/check_nan.cc:
 591         Likewise.
 592         * testsuite/special_functions/21_sph_neumann/check_nan.cc:
 593         Likewise.
 594
 595 2018-01-18  Uros Bizjak  <ubizjak@gmail.com>
 596
 597         * configure.ac (AC_CHECK_HEADERS): Add linux/types.h.  Conditionally
 598         include linux/types.h when checking linux/random.h header.
 599         * config.h.in: Regenerate.
 600         * configure: Ditto.
 601         * src/c++11/random.cc: Conditionally include linux/types.h.
 602
 603 2018-01-16  Eric Botcazou  <ebotcazou@adacore.com>
 604
 605         * testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.
 606
 607 2018-01-16  Jonathan Wakely  <jwakely@redhat.com>
 608
 609         PR libstdc++/83834
 610         * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace std::c[a-g]* wildcard
 611         pattern with exact match for std::cerr.
 612
 613 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
 614
 615         PR libstdc++/83833
 616         * include/bits/random.h (chi_squared_distribution::param): Update
 617         gamma distribution parameter.
 618         * testsuite/26_numerics/random/chi_squared_distribution/83833.cc: New
 619         test.
 620
 621         PR libstdc++/83830
 622         * include/std/type_traits (has_unique_object_representations_v): Add
 623         variable template.
 624         * testsuite/20_util/has_unique_object_representations/value.cc: Check
 625         variable template.
 626
 627 2018-01-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
 628
 629         Make optional conditionally
 630         trivially_{copy,move}_{constructible,assignable}
 631         * include/std/optional (_Optional_payload): Fix the comment in
 632         the class head and turn into a primary and one specialization.
 633         (_Optional_payload::_M_engaged): Strike the NSDMI.
 634         (_Optional_payload<_Tp, false>::operator=(const _Optional_payload&)):
 635         New.
 636         (_Optional_payload<_Tp, false>::operator=(_Optional_payload&&)):
 637         Likewise.
 638         (_Optional_payload<_Tp, false>::_M_get): Likewise.
 639         (_Optional_payload<_Tp, false>::_M_reset): Likewise.
 640         (_Optional_base_impl): Likewise.
 641         (_Optional_base): Turn into a primary and three specializations.
 642         (optional(nullopt)): Change the base init.
 643         * testsuite/20_util/optional/assignment/8.cc: New.
 644         * testsuite/20_util/optional/cons/trivial.cc: Likewise.
 645         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
 646
 647 2018-01-15  Jonathan Wakely  <jwakely@redhat.com>
 648
 649         PR libstdc++/80276
 650         * python/libstdcxx/v6/printers.py (strip_inline_namespaces): New.
 651         (get_template_arg_list): New.
 652         (StdVariantPrinter._template_args): Remove, use get_template_arg_list
 653         instead.
 654         (TemplateTypePrinter): Rewrite to work with gdb.Type objects instead
 655         of strings and regular expressions.
 656         (add_one_template_type_printer): Adapt to new TemplateTypePrinter.
 657         (FilteringTypePrinter): Add docstring. Match using startswith. Use
 658         strip_inline_namespaces instead of strip_versioned_namespace.
 659         (add_one_type_printer): Prepend namespace to match argument.
 660         (register_type_printers): Add type printers for char16_t and char32_t
 661         string types and for types using cxx11 ABI. Update calls to
 662         add_one_template_type_printer to provide default argument dicts.
 663         * testsuite/libstdc++-prettyprinters/80276.cc: New test.
 664         * testsuite/libstdc++-prettyprinters/whatis.cc: Remove tests for
 665         basic_string<unsigned char> and basic_string<signed char>.
 666         * testsuite/libstdc++-prettyprinters/whatis2.cc: Duplicate whatis.cc
 667         to test local variables, without overriding _GLIBCXX_USE_CXX11_ABI.
 668
 669 2018-01-14  Andreas Schwab  <schwab@linux-m68k.org>
 670
 671         PR libstdc++/81092
 672         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
 673
 674 2018-01-13  Tim Shen  <timshen@google.com>
 675
 676         PR libstdc++/83601
 677         * include/bits/regex.tcc (regex_replace): Fix escaping in sed.
 678         * testsuite/28_regex/algorithms/regex_replace/char/pr83601.cc: Tests.
 679         * testsuite/28_regex/algorithms/regex_replace/wchar_t/pr83601.cc: Tests.
 680
 681 2018-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 682
 683         PR libstdc++/64054
 684         * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
 685         Remove dg-xfail-run-if.
 686
 687 2018-01-10  François Dumont  <fdumont@gcc.gnu.org>
 688
 689         * include/bits/forward_list.h
 690         (_Fwd_list_node_base(_Fwd_list_node_base&&)): New.
 691         (_Fwd_list_node_base& operator=(_Fwd_list_node_base&&)): New.
 692         (_Fwd_list_node_base(const _Fwd_list_node_base&)): Explicit delete.
 693         (_Fwd_list_node_base& operator=(const _Fwd_list_node_base&)): Likewise.
 694         (_Fwd_list_impl()): Add noexcept qualification.
 695         (_Fwd_list_impl(const _Node_alloc_type&)): Delete.
 696         (_Fwd_list_impl(_Fwd_list_impl&&)): New, default.
 697         (_Fwd_list_impl(_Fwd_list_impl&&, _Node_alloc_type&&)): New.
 698         (_Fwd_list_base()): Default.
 699         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&, true_type)): New.
 700         (_Fwd_list_base(_Fwd_list_base&&)): Default.
 701         (forward_list<>()): Default.
 702         (forward_list<>(forward_list&&)): Default.
 703         (forward_list(forward_list&&, _Node_alloc_type&&, false_type)): New.
 704         (forward_list(forward_list&&, _Node_alloc_type&&, true_type)): New.
 705         (forward_list(forward_list&&, const _Alloc&)): Adapt to use latters.
 706         * include/bits/forward_list.tcc
 707         (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&)): Adapt to use
 708         _M_impl._M_head move assignment.
 709         (forward_list<>::merge(forward_list<>&&, _Comp)): Likewise.
 710         * testsuite/23_containers/forward_list/allocator/default_init.cc: New.
 711
 712 2018-01-09  Jonathan Wakely  <jwakely@redhat.com>
 713
 714         PR libstdc++/80276
 715         * python/libstdcxx/v6/printers.py (SharedPointerPrinter)
 716         (UniquePointerPrinter): Print correct template argument, not type of
 717         the pointer.
 718         (TemplateTypePrinter._recognizer.recognize): Handle failure to lookup
 719         a type.
 720         * testsuite/libstdc++-prettyprinters/cxx11.cc: Test unique_ptr of
 721         array type.
 722         * testsuite/libstdc++-prettyprinters/cxx17.cc: Test shared_ptr and
 723         weak_ptr of array types.
 724
 725 2018-01-09  François Dumont  <fdumont@gcc.gnu.org>
 726
 727         PR libstdc++/83709
 728         * include/bits/hashtable_policy.h
 729         (__distance_fwd(_Iterator, _Iterator, input_iterator_tag)): Return 1 if
 730         __first != __last.
 731         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, true_type)): New.
 732         (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, false_type)):
 733         Add false_type parameter.
 734         (_Insert_base::insert): Adapt.
 735         * include/bits/hashtable.h (_Hashtable::operator=(initializzr_list<>)):
 736         Adapt.
 737         (_Hashtable::_M_insert(_Arg&&, const _NodeGen&, true_type, size_t)):
 738          Add __n_elt parameter, defaulted to 1.
 739         (_Hashtable::_M_insert_unique_node): Likewise. Use it to call rehash
 740         policy _M_need_rehash.
 741         (_Hashtable::_M_merge_unique): Pass target number of elements to add to
 742         produce only 1 rehash if necessary.
 743         * testsuite/23_containers/unordered_map/insert/83709.cc: New.
 744         * testsuite/23_containers/unordered_set/insert/83709.cc: New.
 745
 746 2018-01-09  Juraj Oršulić  <juraj.orsulic@fer.hr>
 747             Jonathan Wakely  <jwakely@redhat.com>
 748
 749         PR libstdc++/59253 (partial)
 750         * python/libstdcxx/v6/printers.py (SmartPtrIterator): Common iterator
 751         type for pointer stored by shared_ptr, weak_ptr and unique_ptr.
 752         (SharedPointerPrinter, UniquePointerPrinter): Treat stored values as
 753         children.
 754         * testsuite/libstdc++-prettyprinters/cxx11.cc: Update expected output
 755         of unique_ptr printer.
 756         * testsuite/libstdc++-prettyprinters/shared_ptr.cc: Update expected
 757         output of shared_ptr printer.
 758
 759 2018-01-05  Jonathan Wakely  <jwakely@redhat.com>
 760
 761         PR libstdc++/83626
 762         * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
 763         unnecessary symlink_status call.
 764         (remove_all(const path&, error_code&)): Use filesystem::remove.
 765         * src/filesystem/std-ops.cc: Likewise.
 766
 767         PR libstdc++/83279
 768         * src/filesystem/std-ops.cc  (do_copy_file): Use non-null offset with
 769         sendfile.
 770
 771         PR libstdc++/83626
 772         * src/filesystem/ops.cc (remove(const path&, error_code&)): Do not
 773         report an error for ENOENT.
 774         (remove_all(const path&)): Fix type of result variable.
 775         (remove_all(const path&, error_code&)): Use non-throwing increment
 776         for directory iterator. Call POSIX remove directly to avoid redundant
 777         calls to symlink_status. Do not report errors for ENOENT.
 778         * src/filesystem/std-ops.cc: Likewise.
 779         * testsuite/27_io/filesystem/operations/remove_all.cc: Test throwing
 780         overload.
 781         * testsuite/experimental/filesystem/operations/remove_all.cc:
 782         Likewise.
 783
 784 2018-01-04  Jonathan Wakely  <jwakely@redhat.com>
 785
 786         PR libstdc++/83626
 787         * src/filesystem/ops.cc (remove(const path&, error_code&))): Remove
 788         redundant call to ec.clear().
 789         (remove_all(const path&, error_code&))): Do not return an error for
 790         non-existent paths.
 791         * src/filesystem/std-ops.cc: Likewise.
 792         * testsuite/27_io/filesystem/operations/remove.cc: New test.
 793         * testsuite/27_io/filesystem/operations/remove_all.cc: Fix expected
 794         results for non-existent paths.
 795         * testsuite/experimental/filesystem/operations/remove.cc: New test.
 796         * testsuite/experimental/filesystem/operations/remove_all.cc: Fix
 797         expected results for non-existent paths.
 798
 799         * include/bits/fs_ops.h (exists(const path&, error_code&))): Only
 800         check status_known once.
 801         * include/experimental/bits/fs_ops.h: Likewise.
 802
 803         PR libstdc++/83607
 804         * include/std/functional (__is_byte_like): New trait.
 805         (__is_std_equal_to): Remove.
 806         (__boyer_moore_base_t): Use __is_byte_like instead of
 807         __is_std_equal_to.
 808         * include/experimental/functional (__is_std_equal_to): Remove.
 809         (__boyer_moore_base_t): Use __is_byte_like instead of
 810         __is_std_equal_to.
 811         * testsuite/20_util/function_objects/83607.cc: New test.
 812
 813 2018-01-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
 814
 815         Protect optional's deduction guide with the feature macro
 816         * include/std/optional: Use the feature macro.
 817
 818 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
 819
 820         Update copyright years.
 821 \f
 822 Copyright (C) 2018 Free Software Foundation, Inc.
 823
 824 Copying and distribution of this file, with or without modification,
 825 are permitted in any medium without royalty provided the copyright
 826 notice and this notice are preserved.