libstdc++-v3/ChangeLog

   1 2016-05-10  Jonathan Wakely  <jwakely@redhat.com>
   2
   3         PR libstdc++/71037
   4         * src/filesystem/ops.cc (canonical(const path&, const path&)): Add
   5         base path to exception.
   6         * testsuite/experimental/filesystem/operations/canonical.cc: Test
   7         paths contained in exception.
   8
   9         * testsuite/experimental/type_erased_allocator/2.cc: Remove unused
  10         using declaration.
  11
  12         PR libstdc++/71005
  13         * include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
  14         New type.
  15         (directory_iterator::operator++(int)): Return proxy.
  16         (recursive_directory_iterator::operator++(int)): Likewise.
  17         * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
  18         Test post-increment.
  19         * testsuite/experimental/filesystem/iterators/
  20         recursive_directory_iterator.cc: Likewise.
  21
  22 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
  23
  24         PR libstdc++/71004
  25         * testsuite/experimental/filesystem/iterators/
  26         recursive_directory_iterator.cc: Fix test02 to not call member
  27         functions on invalid iterator, and use VERIFY not assert.
  28
  29 2016-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
  30
  31         Avoid endless run-time recursion for copying single-element
  32         tuples where the element type is by-value constructible
  33         from any type.
  34         * include/std/tuple (_NotSameTuple): New.
  35         * include/std/tuple (tuple(_UElements&&...): Use it.
  36         * testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc: New.
  37
  38 2016-05-09  Jonathan Wakely  <jwakely@redhat.com>
  39
  40         PR libstdc++/71004
  41         * include/experimental/bits/fs_dir.h (recursive_directory_iterator):
  42         Initialize scalar member variables in default constructor.
  43         * testsuite/experimental/filesystem/iterators/
  44         recursive_directory_iterator.cc: Test default construction.
  45
  46 2016-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  47
  48         * testsuite/lib/libstdc++.exp (libstdc++_init): Enable on *-*-solaris*.
  49
  50 2016-05-05  Jonathan Wakely  <jwakely@redhat.com>
  51
  52         * testsuite/experimental/filesystem/path/native/string.cc: Add
  53         dg-require-filesystem-ts directive.
  54
  55 2016-05-04  Jonathan Wakely  <jwakely@redhat.com>
  56
  57         PR libstdc++/70940
  58         * include/experimental/memory_resource
  59         (__resource_adaptor_imp::do_allocate): Do not default-construct
  60         rebound allocator.
  61         (__resource_adaptor_imp::do_deallocate): Likewise. Use
  62         allocator_traits to get pointer type.
  63         (__null_memory_resource::do_allocate): Remove unused parameters.
  64         (__null_memory_resource::do_deallocate): Likewise.
  65         (__null_memory_resource::do_is_equal): Likewise. Add return statement.
  66         * testsuite/experimental/type_erased_allocator/1.cc: Combine with ...
  67         * testsuite/experimental/type_erased_allocator/1_neg.cc: This, and
  68         move to ...
  69         * testsuite/experimental/memory_resource/1.cc: Here.
  70         * testsuite/experimental/memory_resource/null_memory_resource.cc: New.
  71         * testsuite/experimental/memory_resource/resource_adaptor.cc: New.
  72
  73 2016-04-29  Chris Gregory  <czipperz@gmail.com>
  74
  75         * config/*: Remove trailing whitespace.
  76         * src/*: Likewise.
  77         * testsuite/tr1/*: Likewise.
  78         * testsuite/util/*: Likewise.
  79
  80 2016-04-28  Jonathan Wakely  <jwakely@redhat.com>
  81
  82         PR libstdc++/70766
  83         * include/bits/basic_ios.tcc (basic_ios::_M_cache_locale): Use
  84         __addressof.
  85         * include/bits/stream_iterator.h (istream_iterator, ostream_iterator):
  86         Likewise.
  87         * include/std/atomic (atomic<_Tp>): Likewise.
  88         * include/std/shared_mutex (shared_lock): Likewise.
  89         * testsuite/24_iterators/istream_iterator/70766.cc: New test.
  90         * testsuite/24_iterators/ostream_iterator/70766.cc : New test.
  91         * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
  92         * testsuite/29_atomics/atomic/70766.cc: New test.
  93         * testsuite/30_threads/shared_lock/70766.cc: New test.
  94
  95         * include/bits/hashtable_policy.h (__detail::_Insert_base,
  96         __detail::_Insert): Improve comments.
  97
  98 2016-04-27  Jonathan Wakely  <jwakely@redhat.com>
  99
 100         PR libstdc++/70767
 101         * include/std/limits: Update comments about DRs.
 102         (numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
 103         numeric_limits<const volatile _Tp>): Define unconditionally.
 104
 105 2016-04-24  Jonathan Wakely  <jwakely@redhat.com>
 106
 107         PR libstdc++/70762
 108         * testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
 109         static counter to return a different path on every call.
 110
 111 2016-04-22  Tim Shen  <timshen@google.com>
 112
 113         PR libstdc++/70745
 114         * include/bits/regex_executor.tcc (_Executor<>::_M_word_boundary):
 115         Fix the match_not_bow and match_not_eow behavior.
 116         * testsuite/28_regex/regression.cc: Add testcase.
 117
 118 2016-04-20  Jonathan Wakely  <jwakely@redhat.com>
 119
 120         PR libstdc++/69703
 121         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in,
 122         __codecvt_utf8_utf16_base<char16_t>::do_in): Fix mask operations.
 123
 124 2016-04-19  Jonathan Wakely  <jwakely@redhat.com>
 125
 126         PR libstdc++/69703
 127         * src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in):
 128         Override endianness bit in mode.
 129         * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
 130         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
 131         that little_endian mode is ignored.
 132         * testsuite/experimental/filesystem/path/native/string.cc: New test.
 133
 134         PR libstdc++/70609
 135         * src/filesystem/ops.cc (close_fd): New function.
 136         (do_copy_file): Set permissions before copying file contents. Check
 137         result of closing file descriptors. Don't copy streambuf when file
 138         is empty.
 139         (copy(const path&, const path&, copy_options, error_code&)): Use
 140         lstat for source file when copy_symlinks is set.
 141         * testsuite/experimental/filesystem/operations/copy.cc: Test copy().
 142
 143         * include/experimental/bits/fs_fwd.h (operator&, operator|, operator^,
 144         operator~ operator&=, operator|=, operator^=): Add noexcept to
 145         overloaded operators for copy_options, perms and directory_options.
 146         * src/filesystem/ops.cc (make_file_type, make_file_status,
 147         is_not_found_errno, file_time): Add noexcept.
 148
 149 2016-04-19  Edward Smith-Rowland  <3dw4rd@verizon.net>
 150
 151         * include/bits/c++14_warning.h: Do not refer C++14 as experimental.
 152
 153 2016-04-18  Jonathan Wakely  <jwakely@redhat.com>
 154
 155         PR libstdc++/41759
 156         * include/bits/random.h: Reword static assertion messages to state
 157         positive conditions.
 158         * include/bits/random.tcc: Likewise.
 159         * include/bits/uniform_int_dist.h: Likewise.
 160         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
 161         patterns.
 162
 163         * include/std/function (_Bind, _Bind_result): Remove unused typedefs.
 164
 165         * config/cpu/sh/atomicity.h: Fix typo in comment.
 166
 167         PR libstdc++/70294
 168         * include/std/thread (operator<, operator==): Move definitions to
 169         namespace-scope.
 170         * testsuite/30_threads/thread/id/70294.cc: New test.
 171
 172         * testsuite/18_support/bad_exception/23591_thread-1.c: Add
 173         -Wno-pedantic to dg-options.
 174         * testsuite/20_util/align/2.cc: Use type as operand of alignof.
 175         * testsuite/20_util/is_floating_point/value.cc: Add -Wno-pedantic
 176         to dg-options.
 177         * testsuite/20_util/specialized_algorithms/uninitialized_fill/32158.cc:
 178         Remove extra semi-colon.
 179         * testsuite/23_containers/array/tuple_interface/tuple_element.cc:
 180         Always supply second argument to static_assert.
 181         * testsuite/25_algorithms/lower_bound/no_operator_ne.cc: Remove extra
 182         semi-colon.
 183         * testsuite/26_numerics/complex/c99.cc: Add -Wno-pedantic to
 184         dg-options.
 185         * testsuite/26_numerics/complex/literals/values.cc: Likewise.
 186         * testsuite/29_atomics/atomic/60695.cc: Likewise.
 187         * testsuite/29_atomics/atomic/62259.cc: use __alignof__ instead of
 188         alignof when operand is an object not a type.
 189         * testsuite/decimal/ctor.cc: Add -Wno-pedantic to dg-options.
 190         * testsuite/decimal/make-decimal.cc: Likewise.
 191         * testsuite/experimental/type_traits/value.cc: Always supply second
 192         argument to static_assert.
 193         * testsuite/util/testsuite_common_types.h: Use __extension__ for
 194         __int128 types.
 195
 196         * testsuite/experimental/type_erased_allocator/1.cc: Don't include
 197         internal header.
 198         * testsuite/experimental/type_erased_allocator/1_neg.cc: Likewise.
 199         * testsuite/experimental/type_erased_allocator/2.cc: Likewise.
 200         * testsuite/experimental/type_erased_allocator/uses_allocator.cc:
 201         Likewise. Add licence and change to compile-only test.
 202
 203         * include/bits/locale_facets.h (ctype::do_narrow): Add attribute to
 204         unused parameter.
 205         * include/bits/regex_automaton.h (_NFA::_M_insert_alt): Likewise.
 206
 207         * include/ext/string_conversions.h (__stoa): Avoid -Wsign-compare
 208         warnings.
 209
 210 2016-04-17  Edward Smith-Rowland  <3dw4rd@verizon.net>
 211
 212         * include/bits/specfun.h: Trivial comment misspelling.
 213
 214 2016-04-14  Jason Merrill  <jason@redhat.com>
 215
 216         Revert Jonathan's empty ABI change from yesterday.
 217
 218 2016-04-13  Martin Sebor  <msebor@redhat.com>
 219
 220         PR c++/69517
 221         * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA
 222         upper bound is positive.
 223
 224 2016-04-13  Jonathan Wakely  <jwakely@redhat.com>
 225
 226         * include/bits/c++config (_GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES,
 227         _GLIBCXX_END_NAMESPACE_EMPTY_TYPES, _GLIBCXX_ABI_TAG_EMPTY): Define.
 228         * include/bits/hashtable.h (_Hashtable::_M_emplace): Change signatures
 229         of functions taking empty structs by value. Add a template parameter
 230         to overloads without hints. Rename overloads with hints to
 231         _M_emplace_hint.
 232         (_Hashtable::_M_erase(true_type, const_iterator),
 233         _Hashtable::_M_erase(false_type, const_iterator)): Change signatures
 234         by reordering parameters.
 235         * include/bits/hashtable_policy.h (_Insert::insert): Adjust to call
 236         _M_emplace_hint instead of _M_emplace.
 237         * include/bits/shared_ptr.h (shared_ptr(_Tp1*, _Deleter, _Alloc),
 238         shared_ptr(nullptr_t, _Deleter, _Alloc)): Use _GLIBCXX_ABI_TAG_EMPTY.
 239         * include/bits/shared_ptr_base.h (_Sp_counted_deleter, __shared_count,
 240         __shared_ptr): Likewise.
 241         * include/bits/stl_algo.h (replace_if): Likewise.
 242         * include/bits/stl_pair.h (piecewise_construct_t,
 243         piecewise_construct): Use _GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES.
 244         * include/bits/uses_allocator.h (allocator_arg_t, allocator_arg,
 245         __uses_alloc0): Likewise.
 246         * include/ext/pb_ds/assoc_container.hpp (basic_hash_table): Likewise.
 247         * testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error.
 248         * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
 249         * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
 250         * testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
 251         * testsuite/20_util/uses_allocator/cons_neg.cc: Likewise.
 252         * testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.
 253
 254 2016-04-12  Edward Smith-Rowland  <3dw4rd@verizon.net>
 255
 256         Document C++17/TR29124 C++ Special Math Functions.
 257         * include/bits/specfun.h: Add Doxygen markup.
 258
 259 2016-04-07  Jonathan Wakely  <jwakely@redhat.com>
 260
 261         * testsuite/30_threads/thread/70503.cc: Adjust from xfail to pass.
 262
 263 2016-04-06  Eric Botcazou  <ebotcazou@adacore.com>
 264
 265         * src/Makefile.am (libstdc++-symbols.ver): Remove useless /dev/null.
 266         * src/Makefile.in: Regenerate.
 267
 268 2016-04-05  Jonathan Wakely  <jwakely@redhat.com>
 269
 270         PR libstdc++/70554
 271         * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Don't test
 272         __atomic_fetch_add for bool.
 273         * configure: Regenerate.
 274
 275         * testsuite/30_threads/thread/70503.cc: Require -static to work.
 276
 277         PR libstdc++/70503
 278         * src/c++11/thread.cc (execute_native_thread_routine,
 279         execute_native_thread_routine_compat): Give internal linkage.
 280         * testsuite/30_threads/thread/70503.cc: New test.
 281
 282 2016-04-05  Ville Voutilainen  <ville.voutilainen@gmail.com>
 283
 284         PR libstdc++/70437
 285         * include/bits/stl_pair.h (_ConstructiblePair,
 286         _ImplicitlyConvertiblePair, _MoveConstructiblePair,
 287         _ImplicitlyMoveConvertiblePair): Add shortcut conditions
 288         for same-type cases.
 289         * testsuite/20_util/pair/70437.cc: New.
 290
 291 2016-03-24  Jonathan Wakely  <jwakely@redhat.com>
 292
 293         PR libstdc++/69945
 294         * config/abi/pre/gnu.ver: Add new symbol.
 295         * libsupc++/eh_alloc.cc (__gnu_cxx::__freeres): Define.
 296         * testsuite/18_support/free_eh_pool.cc: New test.
 297
 298 2016-03-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 299
 300         * include/Makefile.am (install-freestanding-headers): Add
 301         concept_check.h and move.h to the installed headers.
 302         * include/Makefile.in: Regenerated.
 303         * include/bits/concept_check.h: Ignore _GLIBCXX_CONCEPT_CHECKS for
 304         freestanding implementations.
 305         * doc/xml/manual/using.xml (_GLIBCXX_CONCEPT_CHECKS): Mention
 306         that this macro has no effect for freestanding implementations.
 307         * doc/html/manual/using_macros.html: Likewise.
 308
 309 2016-02-24  Jonathan Wakely  <jwakely@redhat.com>
 310
 311         PR libstdc++/69939
 312         * include/experimental/tuple (__apply_impl): Qualify get and forward.
 313
 314 2016-02-23  Jonathan Wakely  <jwakely@redhat.com>
 315
 316         * doc/xml/manual/using.xml: Document __STDCPP_WANT_MATH_SPEC_FUNCS__.
 317         * doc/html/*: Regenerate.
 318
 319         PR libstdc++/69893
 320         * include/tr1/cmath (acosh, asinh, atanh, cbrt, copysign, erf, erfc,
 321         exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb, lgamma, llrint,
 322         llround, log1p, log2, logb, lrint, lround, nan, nearbyint, nextafter,
 323         nexttoward, remainder, remquo, rint, round, scalbln, scalbn, tgamma,
 324         trunc) [__cplusplus >= 201103L]: Import from namespace std.
 325         (fabs) [__cplusplus < 201103L]: Import from namespace std.
 326         * include/tr1/complex (acosh, asinh, atanh) [__cplusplus >= 201103L]:
 327         Likewise.
 328         * testsuite/tr1/headers/c++200x/complex.cc: Add std::fabs to global
 329         namespace before including TR1 headers.
 330         * testsuite/tr1/headers/c++200x/math.cc: New test.
 331
 332 2016-02-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 333
 334         PR libstdc++/69881
 335         * include/c_global/cstdarg: Undefine __need___va_list.
 336         * include/c_global/cstddef: Undefine all kinds of __need_*.
 337
 338 2016-02-16  Tim Shen  <timshen@google.com>
 339
 340         PR libstdc++/69794
 341         * include/bits/regex_scanner.h: Add different special character
 342         sets for grep and egrep regex.
 343         * include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
 344         * testsuite/28_regex/regression.cc: Add new testcase.
 345
 346 2016-02-08  Jonathan Wakely  <jwakely@redhat.com>
 347
 348         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Remove accidentally
 349         added 'constexpr' in previous commit.
 350         * configure: Regenerate.
 351
 352         PR libstdc++/48891
 353         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Enable isinf and isnan
 354         checks for all targets except *-*-solaris2.* and ensure we find the
 355         libc math.h header not our own.
 356         * configure: Regenerate.
 357
 358 2016-02-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 359
 360         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt (FUNC):
 361         New file.  Copied over from s390-linux-gnu.
 362
 363 2016-02-04  Jonathan Wakely  <jwakely@redhat.com>
 364
 365         PR libstdc++/69626
 366         * acinclude.m4 (GLIBCXX_ENABLE_C99): Check C99 stdlib.h functions
 367         with -std=c++98 and define _GLIBCXX98_USE_C99_STDLIB.
 368         * config.h.in: Regenerate.
 369         * configure: Regenerate.
 370         * testsuite/21_strings/c_strings/char/69626.cc: New.
 371
 372         * doc/html/index.html: Regenerate.
 373
 374         * doc/xml/manual/containers.xml: Add cross-reference to Dual ABI.
 375         * doc/xml/manual/spine.xml: Update copyright years and author blurb.
 376         * doc/html/*: Regenerate.
 377
 378 2016-02-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 379
 380         PR libstdc++/69581
 381         * include/c_compatibility/math.h: Move header guards.
 382         * include/c_compatibility/stdlib.h: Likewise.
 383
 384 2016-01-29  Jonathan Wakely  <jwakely@redhat.com>
 385
 386         PR libstdc++/69506
 387         * config/os/newlib/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
 388
 389 2016-01-28  John David Anglin  <danglin@gcc.gnu.org>
 390
 391         PR libstdc++/69450
 392         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Split check for obsolete
 393         isinf and isnan functions into two independent checks.  Check on hpux.
 394         * config.h.in: Regenerate.
 395         * configure: Regenerate.
 396         * include/c_global/cmath (isinf(double), isnan(double)): Use
 397         _GLIBCXX_HAVE_OBSOLETE_ISINF and _GLIBCXX_HAVE_OBSOLETE_ISNAN,
 398         respectively.
 399
 400 2016-01-27  Jakub Jelinek  <jakub@redhat.com>
 401
 402         * testsuite/libstdc++-prettyprinters/whatis.cc: Include <random>.
 403
 404 2016-01-27  Jonathan Wakely  <jwakely@redhat.com>
 405
 406         PR libstdc++/69295
 407         * testsuite/ext/special_functions/hyperg/check_value.cc: Use
 408         -ffp-contract=off, and -ffloat-store to disable excess precision.
 409         * testsuite/special_functions/02_assoc_legendre/check_value.cc: Use
 410         -ffp-contract=off.
 411
 412 2016-01-26  Jonathan Wakely  <jwakely@redhat.com>
 413
 414         PR libstdc++/69478
 415         * include/bits/stl_algobase.h (__copy_move<_IsMove, true,
 416         random_access_iterator_tag>): Check is_move_assignable when moving.
 417         (__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
 418         Likewise.
 419         * testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
 420         * testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
 421         * testsuite/25_algorithms/move/69478.cc: New.
 422         * testsuite/25_algorithms/move_backward/69478.cc: new.
 423
 424 2016-01-26  Andris Pavenis  <andris.pavenis@iki.fi>
 425
 426         * include/c_compatibility/stdlib.h: Include wide character related
 427         definitions only when they are available in cstdlib.
 428
 429 2016-01-25  Jonathan Wakely  <jwakely@redhat.com>
 430
 431         PR libstdc++/69464
 432         * include/Makefile.am: Add new header.
 433         * include/Makefile.in: Regenerate.
 434         * include/bits/random.h (uniform_int_distribution): Move to
 435         bits/uniform_int_dist.h.
 436         * include/bits/random.tcc (uniform_int_distribution::operator(),
 437         uniform_int_distribution::__generate_impl): Likewise.
 438         * include/bits/uniform_int_dist.h: New header.
 439         * include/bits/stl_algo.h [__cplusplus >= 201103L]: Include
 440         <bits/uniform_int_dist.h> instead of <random>.
 441         * testsuite/20_util/specialized_algorithms/uninitialized_copy/
 442         move_iterators/1.cc: Include correct header for uninitialized_copy.
 443         * testsuite/20_util/specialized_algorithms/uninitialized_copy_n/
 444         move_iterators/1.cc: Likewise.
 445         * testsuite/25_algorithms/nth_element/58800.cc: Include correct
 446         header for vector.
 447         * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lines.
 448
 449 2016-01-23  John David Anglin  <danglin@gcc.gnu.org>
 450
 451         PR libstdc++/69446
 452         * config/os/hpux/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
 453
 454 2016-01-22  Edward Smith-Rowland  <3dw4rd@verizon.net>
 455
 456         TR29124 C++ Special Math - <math.h> pulls funcs into global namespace.
 457         * include/c_compatibility/math.h: Import the TR29124 functions
 458         into the global namespace.
 459         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: Remove
 460         xfail and make compile-only.
 461         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: Ditto.
 462         * testsuite/special_functions/03_beta/compile_2.cc: Ditto.
 463         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Ditto.
 464         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Ditto.
 465         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Ditto.
 466         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Ditto.
 467         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Ditto.
 468         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Ditto.
 469         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: Ditto.
 470         * testsuite/special_functions/11_ellint_1/compile_2.cc: Ditto.
 471         * testsuite/special_functions/12_ellint_2/compile_2.cc: Ditto.
 472         * testsuite/special_functions/13_ellint_3/compile_2.cc: Ditto.
 473         * testsuite/special_functions/14_expint/compile_2.cc: Ditto.
 474         * testsuite/special_functions/15_hermite/compile_2.cc: Ditto.
 475         * testsuite/special_functions/16_laguerre/compile_2.cc: Ditto.
 476         * testsuite/special_functions/17_legendre/compile_2.cc: Ditto.
 477         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: Ditto.
 478         * testsuite/special_functions/19_sph_bessel/compile_2.cc: Ditto.
 479         * testsuite/special_functions/20_sph_legendre/compile_2.cc: Ditto.
 480         * testsuite/special_functions/21_sph_neumann/compile_2.cc: Ditto.
 481
 482 2016-01-22  Jonathan Wakely  <jwakely@redhat.com>
 483
 484         PR libstdc++/69116
 485         * include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
 486         define result_type for types which can be safely used with valarrays.
 487         * testsuite/26_numerics/valarray/69116.cc: New.
 488
 489         PR libstdc++/69413
 490         * config/os/gnu-linux/os_defines.h: Define
 491         _GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC.
 492         * include/c_global/cmath (isinf, isnan): Check it.
 493         * doc/xml/manual/internals.xml: Document it.
 494         * doc/html/*: Regenerate.
 495
 496 2016-01-21  Jonathan Wakely  <jwakely@redhat.com>
 497
 498         PR libstdc++/69406
 499         * include/bits/cpp_type_traits.h: Ensure C++ language linkage.
 500         * include/ext/type_traits.h: Likewise.
 501         * testsuite/17_intro/headers/c++2011/linkage.cc: Check autoconf macros
 502         for presence of C headers.
 503         * testsuite/ext/type_traits/add_unsigned_floating_neg.cc: Adjust
 504         dg-error line number.
 505         * testsuite/ext/type_traits/add_unsigned_integer_neg.cc: Likewise.
 506         * testsuite/ext/type_traits/remove_unsigned_floating_neg.cc: Likewise.
 507         * testsuite/ext/type_traits/remove_unsigned_integer_neg.cc: Likewise.
 508
 509 2016-01-20  Torvald Riegel  <triegel@redhat.com>
 510
 511         PR libstdc++/69310
 512         * config/os/bsd/darwin/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
 513
 514 2016-01-20  Jonathan Wakely  <jwakely@redhat.com>
 515
 516         PR libstdc++/60401
 517         * include/c_compatibility/math.h (acosh, asinh, atanh, acbrt,
 518         copysign, erf, erfc, exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb,
 519         lgamma, llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
 520         nextafter, nexttoward, remainder, remquo, rint, round, scalbln, scalbn,
 521         tgamma, trunc) [__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]:
 522         Add using declarations.
 523         * testsuite/26_numerics/headers/cmath/60401.cc: New.
 524
 525         PR libstdc++/69386
 526         * include/c_global/ccomplex: Ensure C++ language linkage.
 527         * include/c_global/cmath: Likewise.
 528         * include/c_global/cstdlib: Likewise.
 529         * include/c_global/ctgmath: Likewise.
 530         * testsuite/17_intro/headers/c++2011/linkage.cc: New.
 531
 532 2016-01-19  Jonathan Wakely  <jwakely@redhat.com>
 533
 534         PR libstdc++/14608
 535         PR libstdc++/60401
 536         * include/Makefile.am: Use c_compatibility math.h and stdlib.h for
 537         --enable-cheaders=c_global configs.
 538         * include/Makefile.in: Regenerate.
 539         * include/c_compatibility/math.h: Remove obsolete _GLIBCXX_NAMESPACE_C
 540         test and allow inclusion from C files.
 541         * include/c_compatibility/stdlib.h: Likewise. Support freestanding.
 542         (at_quick_exit, quick_exit): Add using directives.
 543         * include/c_global/cmath: Use #include_next for math.h.
 544         * include/c_global/cstdlib: Use #include_next for stdlib.h.
 545         * testsuite/26_numerics/headers/cmath/14608.cc: New.
 546         * testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc:
 547         Remove xfail for most targets.
 548         * testsuite/26_numerics/headers/cstdlib/60401.cc: New.
 549
 550 2016-01-18  Torvald Riegel  <triegel@redhat.com>
 551
 552         * include/bits/c++config (_GLIBCXX_USE_WEAK_REF): New.
 553         (_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN): Use _GLIBCXX_USE_WEAK_REF
 554         and move after its definition.
 555         * config/os/aix/os_defines.h (_GLIBCXX_USE_WEAK_REF): Override.
 556         * src/c++11/cow-stdexcept.cc: Use _GLIBCXX_USE_WEAK_REF instead of
 557         __GXX_WEAK__, and only provide transactional clones if
 558         _GLIBCXX_USE_WEAK_REF is true.  Don't provide stubs of libitm
 559         functions.
 560
 561 2016-01-18  Jonathan Wakely  <jwakely@redhat.com>
 562
 563         PR libstdc++/60637
 564         * testsuite/26_numerics/headers/cmath/60637.cc: Add test.
 565
 566         PR libstdc++/69243
 567         * include/std/functional (_Function_base::_M_not_empty_function):
 568         Change overloads for pointers to take arguments by value.
 569         * testsuite/20_util/function/cons/57465.cc: Add tests for
 570         pointer-to-member cases.
 571
 572         PR libstdc++/69340
 573         * src/c++11/cow-stdexcept.cc (_txnal_cow_string_C1_for_exceptions):
 574         Use macros for exception handling and fix unused parameter warning.
 575
 576 2016-01-17  John David Anglin  <danglin@gcc.gnu.org>
 577
 578         PR libstdc++/68734
 579         * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.
 580
 581 2016-01-17  Torvald Riegel  <triegel@redhat.com>
 582
 583         * src/c++11/cow-stdexcept.cc (txnal_read_ptr): Fix static_assert.
 584
 585 2016-01-16  H.J. Lu  <hongjiu.lu@intel.com>
 586
 587         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add
 588         __int128 symbols.
 589
 590 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
 591
 592         PR libstdc++/69293
 593         * include/bits/uses_allocator.h (__uses_alloc<true, ...>): Add
 594         static assertion that type is constructible from the arguments.
 595         * testsuite/20_util/scoped_allocator/69293_neg.cc: New.
 596         * testsuite/20_util/uses_allocator/69293_neg.cc: New.
 597         * testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error.
 598
 599         PR libstdc++/69294
 600         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
 601         and isnan on AIX. Quote variables.
 602         * configure: Regenerate.
 603
 604 2016-01-15  Torvald Riegel  <triegel@redhat.com>
 605
 606         * include/bits/basic_string.h (basic_string): Declare friends.
 607         * include/bits/c++config (_GLIBCXX_TXN_SAFE,
 608         _GLIBCXX_TXN_SAFE_DYN, _GLIBCXX_USE_ALLOCATOR_NEW): New.
 609         * include/std/stdexcept (logic_error, domain_error, invalid_argument,
 610         length_error, out_of_range, runtime_error, range_error,
 611         underflow_error, overflow_error): Declare members as transaction-safe.
 612         (logic_error, runtime_error): Declare friend functions.
 613         * libsupc++/exception (exception, bad_exception): Declare members as
 614         transaction-safe.
 615         * src/c++11/cow-stdexcept.cc: Define transactional clones for the
 616         transaction-safe members of exceptions and helper functions.
 617         * libsupc++/eh_exception.cc: Adjust and define transactional clones.
 618         * config/abi/pre/gnu.ver (GLIBCXX_3.4.22) Add transactional clones.
 619         (CXXABI_1.3.10): New.
 620         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): New.
 621         (GLIBCXX_ENABLE_ALLOCATOR): Set ENABLE_ALLOCATOR_NEW.
 622         * configure.ac: Call GLIBCXX_CHECK_SIZE_T_MANGLING.
 623         * include/Makefile.am: Write ENABLE_ALLOCATOR_NEW to c++config.h.
 624         * include/Makefile.in: Regenerate.
 625         * config.h.in: Regenerate.
 626         * configure: Regenerate.
 627         * testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.10.
 628
 629 2016-01-15  Steve Ellcey  <sellcey@imgtec.com>
 630
 631         * include/ext/random.tcc: Use __builtin_isfinite instead of
 632         std::isfinite.
 633
 634 2016-01-15  Jonathan Wakely  <jwakely@redhat.com>
 635
 636         * include/bits/std_mutex.h: Fix Doxygen @file name.
 637
 638 2016-01-14  Edward Smith-Rowland  <3dw4rd@verizon.net>
 639             Jonathan Wakely  <jwakely@redhat.com>
 640             Florian Goth <CaptainSifff@gmx.de>
 641
 642         Implement TR29124 C++ special Math Functions.
 643         * include/Makefile.am: Add new headers.
 644         * include/Makefile.in: Regenerate.
 645         * include/bits/specfun.h: New.
 646         * include/c_global/cmath: Adjust for both tr1 and tr29124 maths.
 647         * include/tr1/bessel_function.tcc: Ditto.
 648         * include/tr1/beta_function.tcc: Ditto.
 649         * include/tr1/cmath: Ditto.
 650         * include/tr1/ell_integral.tcc: Ditto.
 651         * include/tr1/exp_integral.tcc: Ditto.
 652         * include/tr1/gamma.tcc: Ditto.
 653         * include/tr1/hypergeometric.tcc: Ditto.
 654         * include/tr1/legendre_function.tcc: Ditto.
 655         * include/tr1/modified_bessel_func.tcc: Ditto.
 656         * include/tr1/poly_hermite.tcc: Ditto.
 657         * include/tr1/poly_laguerre.tcc: Ditto.
 658         * include/tr1/riemann_zeta.tcc: Ditto.
 659         * include/tr1/special_function_util.h: Ditto.
 660         * testsuite/ext/special_functions/conf_hyperg: New.
 661         * testsuite/ext/special_functions/conf_hyperg/check_nan.cc: New.
 662         * testsuite/ext/special_functions/conf_hyperg/check_value.cc: New.
 663         * testsuite/ext/special_functions/conf_hyperg/compile.cc: New.
 664         * testsuite/ext/special_functions/hyperg: New.
 665         * testsuite/ext/special_functions/hyperg/check_nan.cc: New.
 666         * testsuite/ext/special_functions/hyperg/check_value.cc: New.
 667         * testsuite/ext/special_functions/hyperg/compile.cc: New.
 668         * testsuite/libstdc++-dg/conformance.exp: Add special_functions directory.
 669         * testsuite/special_functions/01_assoc_laguerre/check_nan.cc: New.
 670         * testsuite/special_functions/01_assoc_laguerre/check_value.cc: New.
 671         * testsuite/special_functions/01_assoc_laguerre/compile.cc: New.
 672         * testsuite/special_functions/01_assoc_laguerre/compile_2.cc: New.
 673         * testsuite/special_functions/02_assoc_legendre/check_nan.cc: New.
 674         * testsuite/special_functions/02_assoc_legendre/check_value.cc: New.
 675         * testsuite/special_functions/02_assoc_legendre/compile.cc: New.
 676         * testsuite/special_functions/02_assoc_legendre/compile_2.cc: New.
 677         * testsuite/special_functions/03_beta/check_nan.cc: New.
 678         * testsuite/special_functions/03_beta/check_value.cc: New.
 679         * testsuite/special_functions/03_beta/compile.cc: New.
 680         * testsuite/special_functions/03_beta/compile_2.cc: New.
 681         * testsuite/special_functions/04_comp_ellint_1/check_nan.cc: New.
 682         * testsuite/special_functions/04_comp_ellint_1/check_value.cc: New.
 683         * testsuite/special_functions/04_comp_ellint_1/compile.cc: New.
 684         * testsuite/special_functions/04_comp_ellint_1/compile_2.cc: New.
 685         * testsuite/special_functions/05_comp_ellint_2/check_nan.cc: New.
 686         * testsuite/special_functions/05_comp_ellint_2/check_value.cc: New.
 687         * testsuite/special_functions/05_comp_ellint_2/compile.cc: New.
 688         * testsuite/special_functions/05_comp_ellint_2/compile_2.cc: New.
 689         * testsuite/special_functions/06_comp_ellint_3/check_nan.cc: New.
 690         * testsuite/special_functions/06_comp_ellint_3/check_value.cc: New.
 691         * testsuite/special_functions/06_comp_ellint_3/compile.cc: New.
 692         * testsuite/special_functions/06_comp_ellint_3/compile_2.cc: New.
 693         * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: New.
 694         * testsuite/special_functions/07_cyl_bessel_i/check_value.cc: New.
 695         * testsuite/special_functions/07_cyl_bessel_i/compile.cc: New.
 696         * testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: New.
 697         * testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: New.
 698         * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: New.
 699         * testsuite/special_functions/08_cyl_bessel_j/check_value.cc: New.
 700         * testsuite/special_functions/08_cyl_bessel_j/compile.cc: New.
 701         * testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: New.
 702         * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: New.
 703         * testsuite/special_functions/09_cyl_bessel_k/check_value.cc: New.
 704         * testsuite/special_functions/09_cyl_bessel_k/compile.cc: New.
 705         * testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: New.
 706         * testsuite/special_functions/10_cyl_neumann/check_nan.cc: New.
 707         * testsuite/special_functions/10_cyl_neumann/check_value.cc: New.
 708         * testsuite/special_functions/10_cyl_neumann/compile.cc: New.
 709         * testsuite/special_functions/10_cyl_neumann/compile_2.cc: New.
 710         * testsuite/special_functions/11_ellint_1/check_nan.cc: New.
 711         * testsuite/special_functions/11_ellint_1/check_value.cc: New.
 712         * testsuite/special_functions/11_ellint_1/compile.cc: New.
 713         * testsuite/special_functions/11_ellint_1/compile_2.cc: New.
 714         * testsuite/special_functions/12_ellint_2/check_nan.cc: New.
 715         * testsuite/special_functions/12_ellint_2/check_value.cc: New.
 716         * testsuite/special_functions/12_ellint_2/compile.cc: New.
 717         * testsuite/special_functions/12_ellint_2/compile_2.cc: New.
 718         * testsuite/special_functions/13_ellint_3/check_nan.cc: New.
 719         * testsuite/special_functions/13_ellint_3/check_value.cc: New.
 720         * testsuite/special_functions/13_ellint_3/compile.cc: New.
 721         * testsuite/special_functions/13_ellint_3/compile_2.cc: New.
 722         * testsuite/special_functions/14_expint/check_nan.cc: New.
 723         * testsuite/special_functions/14_expint/check_value.cc: New.
 724         * testsuite/special_functions/14_expint/compile.cc: New.
 725         * testsuite/special_functions/14_expint/compile_2.cc: New.
 726         * testsuite/special_functions/15_hermite/check_nan.cc: New.
 727         * testsuite/special_functions/15_hermite/check_value.cc: New.
 728         * testsuite/special_functions/15_hermite/compile.cc: New.
 729         * testsuite/special_functions/15_hermite/compile_2.cc: New.
 730         * testsuite/special_functions/16_laguerre/check_nan.cc: New.
 731         * testsuite/special_functions/16_laguerre/check_value.cc: New.
 732         * testsuite/special_functions/16_laguerre/compile.cc: New.
 733         * testsuite/special_functions/16_laguerre/compile_2.cc: New.
 734         * testsuite/special_functions/17_legendre/check_nan.cc: New.
 735         * testsuite/special_functions/17_legendre/check_value.cc: New.
 736         * testsuite/special_functions/17_legendre/compile.cc: New.
 737         * testsuite/special_functions/17_legendre/compile_2.cc: New.
 738         * testsuite/special_functions/18_riemann_zeta/check_nan.cc: New.
 739         * testsuite/special_functions/18_riemann_zeta/check_value.cc: New.
 740         * testsuite/special_functions/18_riemann_zeta/compile.cc: New.
 741         * testsuite/special_functions/18_riemann_zeta/compile_2.cc: New.
 742         * testsuite/special_functions/19_sph_bessel/check_nan.cc: New.
 743         * testsuite/special_functions/19_sph_bessel/check_value.cc: New.
 744         * testsuite/special_functions/19_sph_bessel/compile.cc: New.
 745         * testsuite/special_functions/19_sph_bessel/compile_2.cc: New.
 746         * testsuite/special_functions/20_sph_legendre/check_nan.cc: New.
 747         * testsuite/special_functions/20_sph_legendre/check_value.cc: New.
 748         * testsuite/special_functions/20_sph_legendre/compile.cc: New.
 749         * testsuite/special_functions/20_sph_legendre/compile_2.cc: New.
 750         * testsuite/special_functions/21_sph_neumann/check_nan.cc: New.
 751         * testsuite/special_functions/21_sph_neumann/check_value.cc: New.
 752         * testsuite/special_functions/21_sph_neumann/compile.cc: New.
 753         * testsuite/special_functions/21_sph_neumann/compile_2.cc: New.
 754         * testsuite/util/specfun_testcase.h: New.
 755         * testsuite/tr1/5_numerical_facilities/special_functions/08_cyl_bessel_i/check_value.cc: More testcases.
 756         * testsuite/tr1/5_numerical_facilities/special_functions/09_cyl_bessel_j/check_value.cc: Ditto.
 757         * testsuite/tr1/5_numerical_facilities/special_functions/10_cyl_bessel_k/check_value.cc: Ditto.
 758         * testsuite/tr1/5_numerical_facilities/special_functions/11_cyl_neumann/check_value.cc: Ditto.
 759         * testsuite/tr1/5_numerical_facilities/special_functions/21_sph_bessel/check_value.cc: Ditto.
 760         * testsuite/tr1/5_numerical_facilities/special_functions/23_sph_neumann/check_value.cc: Ditto.
 761         * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc: New.
 762
 763 2016-01-13  Jonathan Wakely  <jwakely@redhat.com>
 764
 765         PR libstdc++/48891
 766         * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
 767         and isnan functions.
 768         * config.h.in: Regenerate.
 769         * configure: Regenerate.
 770         * include/c_global/cmath (isinf(double), isnan(double))
 771         [_GLIBCXX_HAVE_OBSOLETE_ISINF_ISNAN]: Import via using-directive.
 772         * testsuite/26_numerics/headers/cmath/48891.cc: New.
 773
 774 2016-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 775
 776         PR libstdc++/66006
 777         * configure.host (abi_baseline_pair): Use separate baseline for
 778         Solaris 11+ and Solaris 10 with gld.
 779         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: New file.
 780         * config/abi/post/solaris2.11/baseline_symbols.txt: New file.
 781         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: New file.
 782
 783 2016-01-12  Daniel Kruegler  <daniel.kruegler@gmail.com>
 784
 785         PR libstdc++/68877
 786         * include/std/type_traits: Following N4511, reimplement __is_swappable
 787         and __is_nothrow_swappable. Move __is_swappable to namespace std,
 788         adjust callers. Use __is_nothrow_swappable in swap.
 789         * include/bits/move.h: Use __is_nothrow_swappable in swap.
 790         * testsuite/20_util/is_nothrow_swappable/value.cc: Extend; remove
 791         __is_swappable related tests.
 792         * testsuite/20_util/is_swappable/value.cc: New.
 793         * testsuite/20_util/is_swappable/requirements/
 794         explicit_instantiation.cc: New.
 795         * testsuite/20_util/is_swappable/requirements/typedefs.cc: New.
 796         * testsuite/25_algorithms/swap/68877.cc: New.
 797
 798 2016-01-12  Jonathan Wakely  <jwakely@redhat.com>
 799
 800         * testsuite/20_util/function/68995.cc: Test reference_wrapper cases.
 801
 802         PR libstdc++/69005
 803         PR libstdc++/69222
 804         * include/std/functional (function::_Invoke): Remove, use result_of.
 805         (function::_Callable): Replace alias template with class template
 806         and use partial specialization instead of _NotSelf alias template.
 807         (function(_Functor)): Add "not self" constraint so that _Callable is
 808         not used while type is incomplete.
 809         * testsuite/20_util/function/69222.cc: New.
 810
 811 2016-01-11  Jonathan Wakely  <jwakely@redhat.com>
 812
 813         PR libstdc++/60976
 814         * include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
 815         Define partial specialization.
 816         * testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
 817         destroy members to std::allocator explicit specialization.
 818
 819 2016-01-08  Jonathan Wakely  <jwakely@redhat.com>
 820
 821         * testsuite/26_numerics/headers/cmath/
 822         c99_classification_macros_c++.cc: Rename to ...
 823         * testsuite/26_numerics/headers/cmath/
 824         c99_classification_macros_c++98.cc: Here and add -std=gnu++98.
 825         * testsuite/26_numerics/headers/cmath/
 826         c99_classification_macros_c++0x.cc: Rename to ...
 827         * testsuite/26_numerics/headers/cmath/
 828         c99_classification_macros_c++11.cc: Here.
 829
 830         PR libstdc++/69190
 831         * include/bits/uses_allocator.h: Add missing include.
 832
 833 2016-01-07  Jonathan Wakely  <jwakely@redhat.com>
 834
 835         PR libstdc++/69105
 836         PR libstdc++/69106
 837         PR libstdc++/69114
 838         * include/bits/stl_iterator.h (back_insert_iterator,
 839         front_insert_iterator, insert_iterator): Use __addressof (LWG 2324).
 840         * include/bits/uses_allocator.h (__use_alloc): Use __addressof.
 841         * include/std/future (__future::base::_State_baseV2::__setter):
 842         Likewise.
 843         * include/std/scoped_allocator (__outermost): Likewise.
 844         * testsuite/20_util/scoped_allocator/69114.cc: New.
 845         * testsuite/20_util/uses_allocator/69114.cc: New.
 846         * testsuite/30_threads/promise/69106.cc: New.
 847
 848 2016-01-06  Jonathan Wakely  <jwakely@redhat.com>
 849
 850         PR libstdc++/69092
 851         * include/bits/basic_string.h (basic_string::_S_copy_chars<_Iterator>):
 852         Remove _GLIBCXX_NOEXCEPT.
 853         testsuite/21_strings/basic_string/cons/char/69092.cc: New.
 854
 855         * include/Makefile.am: Adjust.
 856         * include/Makefile.in: Regenerate.
 857         * include/bits/mutex.h: Rename to bits/std_mutex.h.
 858         * include/std/condition_variable: Adjust include.
 859         * include/std/mutex: Likewise.
 860
 861 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
 862
 863         Update copyright years.
 864 \f
 865 Copyright (C) 2016 Free Software Foundation, Inc.
 866
 867 Copying and distribution of this file, with or without modification,
 868 are permitted in any medium without royalty provided the copyright
 869 notice and this notice are preserved.