* tree-emutls.c (lower_emutls_data): Remove unused bb_freq.
[official-gcc.git] / libstdc++-v3 / ChangeLog
blob4fe0be1a9ea03ba56db66ab96833b901c4bf2fdb
1 2017-11-16  Jonathan Wakely  <jwakely@redhat.com>
3         * include/std/future (shared_future): Add noexcept to copy constructor
4         and copy-assignment operator (LWG 2799).
6 2017-11-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
8         Fix gcd breakage.
9         * include/std/numeric (gcd): Use remove_cv_t, not remove_cv.
11 2017-11-15  Jonathan Wakely  <jwakely@redhat.com>
13         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Leave
14         error_code unset.
15         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
16         Check for past-the-end before dereferencing.
17         * testsuite/experimental/filesystem/iterators/
18         recursive_directory_iterator.cc: Likewise.
20         * include/bits/range_access.h (size, empty, data): Add conditional
21         noexcept to generic overloads.
23 2017-11-14  Ville Voutilainen  <ville.voutilainen@gmail.com>
25         Implement LWG 2733 and LWG 2759
26         * include/experimental/numeric (gcd): Reject cv-qualified bool.
27         (lcm): Likewise.
28         * include/std/numeric (gcd): Likewise.
29         (lcm): Likewise.
30         * testsuite/26_numerics/gcd/gcd_neg.cc: Add tests and adjust.
31         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
33 2017-11-14  Jonathan Wakely  <jwakely@redhat.com>
35         * include/bits/locale_conv.h (wbuffer_convert::_M_conv_get): Fix typo.
36         * testsuite/22_locale/conversions/buffer/3.cc: New test.
38 2017-11-10  Jonathan Wakely  <jwakely@redhat.com>
40         * testsuite/util/testsuite_tr1.h (ThrowMoveConsClass): Use noexcept.
42         PR libstdc++/82917
43         * include/std/fstream (basic_ifstream::open, basic_ofstream::open)
44         (basic_fstream::open): Fix missing return.
46 2017-11-07  Jonathan Wakely  <jwakely@redhat.com>
48         * src/filesystem/ops-common.h (make_file_type) [S_ISSOCK]: Only use
49         S_ISSOCK when defined.
51 2017-11-06  François Dumont  <fdumont@gcc.gnu.org>
53         * testsuite/libstdc++-prettyprinters/tr1.cc:  Compile with -O0.
55 2017-11-06  Martin Liska  <mliska@suse.cz>
57         * testsuite/27_io/basic_fstream/cons/char/path.cc (main):
58           Return a value for functions with non-void return type,
59           or change type to void, or add -Wno-return-type for test.
60         * testsuite/27_io/basic_ifstream/cons/char/path.cc (main):
61         Likewise.
62         * testsuite/27_io/basic_ofstream/open/char/path.cc (main):
63         Likewise.
65 2017-11-06  Paolo Carlini  <paolo.carlini@oracle.com>
67         * testsuite/20_util/optional/cons/deduction.cc: Avoid -Wreturn-type
68         warnings.
69         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
70         * testsuite/20_util/pair/traits.cc: Likewise.
71         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
72         * testsuite/20_util/variant/compile.cc: Likewise.
73         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
74         * testsuite/23_containers/unordered_map/modifiers/try_emplace.cc:
75         Likewise.
77 2017-11-05  Gerald Pfeifer  <gerald@pfeifer.com>
79         * doc/xml/manual/abi.xml: Move docs.oracle.com references to https.
81 2017-11-03  Jonathan Wakely  <jwakely@redhat.com>
83         * include/std/type_traits (endian): Define new enumeration type.
84         * testsuite/20_util/endian/1.cc: New test.
86         * include/bits/node_handle.h (_Node_insert_return::get): Remove, as
87         per P0508R0.
89 2017-11-01  François Dumont  <fdumont@gcc.gnu.org>
91         * python/libstdcxx/v6/printers.py (StdExpAnyPrinter.__init__): Strip
92         typename versioned namespace before the substitution.
93         (StdExpOptionalPrinter.__init__): Likewise.
94         (StdVariantPrinter.__init__): Likewise.
95         (Printer.add_version): Inject versioned namespace after std or
96         __gnu_cxx.
97         (build_libstdcxx_dictionary): Adapt add_version usages, always pass
98         namespace first and symbol second.
100 2017-11-01  Jonathan Wakely  <jwakely@redhat.com>
102         PR libstdc++/82777
103         * src/filesystem/std-path.cc (path::lexically_normal): Remove dot-dot
104         elements correctly.
105         * testsuite/27_io/filesystem/path/generation/normal.cc: Add testcase.
106         * testsuite/util/testsuite_fs.h (compare_paths): Improve exception
107         text.
109 2017-10-30  Jonathan Wakely  <jwakely@redhat.com>
111         * include/Makefile.am (stamp-bits-sup): Do not create broken symlink
112         to stamp-bits.
113         * include/Makefile.in: Regenerate.
115         * include/std/fstream (basic_ifstream, basic_ofstream, basic_fstream):
116         Remove outdated comments about calling c_str() to create a file stream
117         from a std::string.
118         (basic_ofstream::basic_ofstream, basic_ofstream::open): Remove
119         redundant ios_mode::trunc bits from default arguments and comments.
121         * doc/xml/faq.xml: Adjust "What is libstdc++?" answer slightly.
123         * include/bits/hashtable_policy.h: Include <tuple>.
124         * include/std/unordered_map: Only include <bits/stl_pair.h> instead
125         of <utility> and <tuple>.
126         * include/std/unordered_set: Likewise.
128 2017-10-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
130         Implement LWG 2485
131         * include/debug/array (get(const array<_Tp, _Nm>&&)): New.
132         * include/std/array (get(const array<_Tp, _Nm>&&)): Likewise.
133         * include/std/tuple (get(const tuple<_Elements...>&&)): Likewise.
134         (get(const tuple<_Types...>&&)): Likewise.
135         * include/std/utility
136         (__pair_get::__const_move_get(const std::pair<_Tp1, _Tp2>&&)):
137         Likewise.
138         (get(const std::pair<_Tp1, _Tp2>&&)): Likewise.
139         (get(const pair<_Tp, _Up>&&)): Likewise.
140         (get(const pair<_Up, _Tp>&&)): Likewise.
141         * testsuite/20_util/pair/astuple/get.cc: Add tests for
142         new overloads.
143         * testsuite/20_util/pair/astuple/get_by_type.cc: Likewise.
144         * testsuite/20_util/tuple/element_access/get2.cc: Likewise.
145         * testsuite/20_util/tuple/element_access/get2_by_type.cc: Likewise.
146         * testsuite/23_containers/array/tuple_interface/get.cc: Likewise.
147         * testsuite/23_containers/array/tuple_interface/tuple_element_debug_neg.cc:
148         Adjust.
149         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
150         Likewise.
152 2017-10-27  Jonathan Wakely  <jwakely@redhat.com>
154         * include/bits/node_handle.h (_Node_insert_return::get): Avoid
155         use of std::tie and std::get.
157         * include/Makefile.am: Put headers in alphabetical order.
158         * include/Makefile.in: Regenerate.
160         * include/bits/fs_dir.h (directory_iterator): Remove noexcept from
161         constructors and increment member (LWG 3013).
162         (recursive_directory_iterator): Likewise.
163         * include/bits/fs_ops.h (copy, copy_file, create_directories)
164         (is_empty, remove_all): Remove noexcept (LWG 3013 and LWG 3014).
165         * src/filesystem/std-dir.cc (directory_iterator::increment)
166         (recursive_directory_iterator::increment): Remove noexcept.
167         * src/filesystem/std-ops.cc (copy, copy_file, create_directories)
168         (is_empty, remove_all): Remove noexcept
170         * include/bits/fs_dir.h (file_status): Make default constructor
171         non-explicit (LWG 2787).
172         * testsuite/27_io/filesystem/file_status/1.cc: New test.
173         * testsuite/experimental/filesystem/file_status/1.cc: New test.
175         * include/std/fstream (basic_filebuf::_If_path): New SFINAE helper.
176         (basic_filebuf::open<Path>(const Path&, const ios_base::openmode&))
177         (basic_ifstream<Path>(const Path&, const ios_base::openmode&))
178         (basic_ifstream::open<Path>(const Path&, const ios_base::openmode&))
179         (basic_ofstream<Path>(const Path&, const ios_base::openmode&))
180         (basic_ofstream::open<Path>(const Path&, const ios_base::openmode&))
181         (basic_fstream<Path>(const Path&, const ios_base::openmode&))
182         (basic_fstream::open<Path>(const Path&, const ios_base::openmode&)):
183         New constructors and member functions.
184         * testsuite/27_io/basic_filebuf/open/char/path.cc: New test.
185         * testsuite/27_io/basic_fstream/cons/char/path.cc: New test.
186         * testsuite/27_io/basic_fstream/open/char/path.cc: New test.
187         * testsuite/27_io/basic_ifstream/cons/char/path.cc: New test.
188         * testsuite/27_io/basic_ifstream/open/char/path.cc: New test.
189         * testsuite/27_io/basic_ofstream/cons/char/path.cc: New test.
190         * testsuite/27_io/basic_ofstream/open/char/path.cc: New test.
192         * include/bits/fs_path.h (path::format): Define new enumeration type.
193         (path(string_type&&), path<Source>(const Source&))
194         (path<InputIterator>(InputIterator, InputIterator))
195         (path<Source>(const Source&, const locale&))
196         (path<InputIterator>(InputIterator, InputIterator, const locale&)):
197         Add format parameter.
198         * testsuite/27_io/filesystem/path/construct/format.cc: New test.
200         * include/bits/stl_algo.h (__find_if_not_n, generate_n): Cast to void
201         to ensure overloaded comma not used.
202         * include/bits/stl_algobase.h (__fill_n_a, equal): Likewise.
203         * include/bits/stl_uninitialized.h (__uninitialized_fill_n)
204         (__uninitialized_fill_n_a, __uninitialized_default_n_1)
205         (__uninitialized_default_n_a, __uninitialized_copy_n)
206         (__uninitialized_copy_n_pair): Likewise
207         * testsuite/20_util/specialized_algorithms/memory_management_tools/1.cc:
208         Use test iterator wrappers with overloaded comma operator.
209         * testsuite/25_algorithms/fill_n/1.cc: Likewise.
210         * testsuite/25_algorithms/generate_n/1.cc: New test.
211         * testsuite/25_algorithms/stable_partition/1.cc: New test.
212         * testsuite/util/testsuite_iterators.h (operator,): Add deleted
213         non-member comma operator with iterator wrappers as right operand.
215 2017-10-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
217         Deduction guides for associative containers, debug mode deduction
218         guide fixes.
219         * include/bits/stl_iterator.h (__iter_key_t)
220         (__iter_val_t, __iter_to_alloc_t): New.
221         * include/bits/stl_map.h: Add deduction guides.
222         * include/bits/stl_multimap.h: Likewise.
223         * include/bits/stl_multiset.h: Likewise.
224         * include/bits/stl_set.h: Likewise.
225         * include/bits/unordered_map.h: Likewise.
226         * include/bits/unordered_set.h: Likewise.
227         * include/debug/deque: Likewise.
228         * include/debug/forward_list: Likewise.
229         * include/debug/list: Likewise.
230         * include/debug/map.h: Likewise.
231         * include/debug/multimap.h: Likewise.
232         * include/debug/multiset.h: Likewise.
233         * include/debug/set.h: Likewise.
234         * include/debug/unordered_map: Likewise.
235         * include/debug/unordered_set: Likewise.
236         * include/debug/vector: Likewise.
237         * testsuite/23_containers/map/cons/deduction.cc: New.
238         * testsuite/23_containers/multimap/cons/deduction.cc: Likewise.
239         * testsuite/23_containers/multiset/cons/deduction.cc: Likewise.
240         * testsuite/23_containers/set/cons/deduction.cc: Likewise.
241         * testsuite/23_containers/unordered_map/cons/deduction.cc: Likewise.
242         * testsuite/23_containers/unordered_multimap/cons/deduction.cc:
243         Likewise.
244         * testsuite/23_containers/unordered_multiset/cons/deduction.cc:
245         Likewise.
246         * testsuite/23_containers/unordered_set/cons/deduction.cc: Likewise.
248 2017-10-25  Jonathan Wakely  <jwakely@redhat.com>
250         * doc/xml/manual/status_cxx2017.xml: Update C++17 status, and
251         information on feature-test macros.
252         * doc/html/*: Regenerate.
254         PR libstdc++/82716
255         * include/std/array (tuple_size, tuple_element): Change class-key
256         from class to struct, to avoid annoying Clang warnings.
258         PR libstdc++/79283
259         * src/filesystem/ops.cc (read_symlink): Handle st_size being zero.
260         * src/filesystem/std-ops.cc (read_symlink): Likewise.
261         (do_copy_file) [!NEED_DO_COPY_FILE]: Avoid multiple definitions.
263         * src/filesystem/std-path.cc (path::lexically_normal): Add missing
264         step to algorithm, for removing dot-dot elements after root-directory.
265         * testsuite/27_io/filesystem/operations/canonical.cc: Use
266         compare_paths for more exhaustive checks.
267         * testsuite/27_io/filesystem/operations/proximate.cc: Likewise.
268         * testsuite/27_io/filesystem/path/append/path.cc: Likewise.
269         * testsuite/27_io/filesystem/path/concat/path.cc: Likewise.
270         * testsuite/27_io/filesystem/path/concat/strings.cc: Fix comment.
271         * testsuite/27_io/filesystem/path/construct/locale.cc: Likewise.
272         * testsuite/27_io/filesystem/path/decompose/root_directory.cc:
273         Likewise.
274         * testsuite/27_io/filesystem/path/generation/normal.cc: Use
275         compare_paths for more exhaustive checks. Add extra testcases.
276         * testsuite/27_io/filesystem/path/generation/proximate.cc: Use
277         compare_paths for more exhaustive checks.
278         * testsuite/27_io/filesystem/path/generation/relative.cc: Likewise.
279         * testsuite/27_io/filesystem/path/generic/generic_string.cc: Remove
280         unused header.
281         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: Fix
282         comment.
283         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: Use
284         compare_paths for more exhaustive checks.
285         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc:
286         Likewise.
287         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc:
288         Likewise.
289         * testsuite/util/testsuite_fs.h (compare_paths): Also compare native
290         strings.
292         PR libstdc++/82706
293         * testsuite/27_io/filesystem/operations/permissions.cc: Fix test.
295 2017-10-24  François Dumont  <fdumont@gcc.gnu.org>
297         * testsuite/lib/libstdc++.exp (check_v3_target_normal_mode): Add
298         c++config.h include.
299         (check_v3_target_normal_namespace): New.
300         * testsuite/lib/dg-options.exp (dg-require-normal-namespace): New.
301         * testsuite/18_support/headers/limits/synopsis.cc: Add latter.
302         * testsuite/20_util/from_chars/requirements.cc: Likewise.
303         * testsuite/20_util/headers/functional/synopsis.cc: Likewise.
304         * testsuite/20_util/headers/memory/synopsis.cc: Likewise.
305         * testsuite/20_util/headers/utility/synopsis.cc: Likewise.
306         * testsuite/20_util/to_chars/requirements.cc: Likewise.
307         * testsuite/21_strings/headers/string/synopsis.cc: Likewise.
308         * testsuite/22_locale/headers/locale/synopsis.cc: Likewise.
309         * testsuite/23_containers/headers/bitset/synopsis.cc: Likewise.
310         * testsuite/23_containers/headers/deque/synopsis.cc: Likewise.
311         * testsuite/23_containers/headers/forward_list/synopsis.cc: Likewise.
312         * testsuite/23_containers/headers/list/synopsis.cc: Likewise.
313         * testsuite/23_containers/headers/map/synopsis.cc: Likewise.
314         * testsuite/23_containers/headers/queue/synopsis.cc: Likewise.
315         * testsuite/23_containers/headers/set/synopsis.cc: Likewise.
316         * testsuite/23_containers/headers/stack/synopsis.cc: Likewise.
317         * testsuite/23_containers/headers/vector/synopsis.cc: Likewise.
318         * testsuite/23_containers/map/modifiers/erase/abi_tag.cc: Likewise.
319         * testsuite/23_containers/multimap/modifiers/erase/abi_tag.cc: Likewise.
320         * testsuite/23_containers/multiset/modifiers/erase/abi_tag.cc: Likewise.
321         * testsuite/23_containers/set/modifiers/erase/abi_tag.cc: Likewise.
322         * testsuite/24_iterators/headers/iterator/synopsis.cc: Likewise.
323         * testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: Likewise.
324         * testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: Likewise.
325         * testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: Likewise.
326         * testsuite/26_numerics/complex/abi_tag.cc: Likewise.
327         * testsuite/26_numerics/headers/complex/synopsis.cc: Likewise.
328         * testsuite/26_numerics/headers/valarray/synopsis.cc: Likewise.
329         * testsuite/27_io/headers/fstream/synopsis.cc: Likewise.
330         * testsuite/27_io/headers/ios/synopsis.cc: Likewise.
331         * testsuite/27_io/headers/istream/synopsis.cc: Likewise.
332         * testsuite/27_io/headers/ostream/synopsis.cc: Likewise.
333         * testsuite/27_io/headers/sstream/synopsis.cc: Likewise.
334         * testsuite/27_io/headers/streambuf/synopsis.cc: Likewise.
336 2017-10-24  Jonathan Wakely  <jwakely@redhat.com>
338         * config/locale/gnu/c_locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Ignore
339         -Wattribute-alias warnings.
340         * src/c++11/istream-inst.cc: Likewise.
341         * src/c++11/locale-inst.cc: Likewise.
342         * src/c++11/ostream-inst.cc: Likewise.
343         * src/c++11/wlocale-inst.cc: Likewise.
344         * src/c++98/hash-long-double-tr1-aux.cc: Likewise.
346         * include/bits/string_view.tcc (find_first_of, find_last_of)
347         (find_first_not_of, find_last_not_of): Add noexcept.
348         * include/std/string_view (basic_string_view(const _CharT*))
349         (basic_string_view(const _CharT*, size_type))
350         (front, back, remove_prefix, remove_suffix, find, rfind)
351         (find_first_of, find_first_not_of): Add noexcept.
352         (at(size_type), _S_compare(size_type, size_type)): Replace conditional
353         expressions with if statements.
354         (copy(_CharT*, size_type, size_type), substr(size_type, size_type)):
355         Use _M_check for length checks.
356         (compare(basic_string_view)): Reformat.
357         (_M_check(size_type, const char)): Add noexcept(false).
358         (_M_limit(size_type, size_type)): Use noexcept not _GLIBCXX_NOEXCEPT.
360         PR libstdc++/82685
361         * include/experimental/string_view (operator""sv): Add noexcept.
362         * include/std/string_view (operator""sv): Likewise.
364 2017-10-23  Jonathan Wakely  <jwakely@redhat.com>
366         * include/Makefile.am: Add new headers for C++17 filesystem library.
367         * include/Makefile.in: Regenerate.
368         * include/bits/fs_dir.h: New header, based on Filesystem TS code in
369         include/experimental/bits directory.
370         * include/bits/fs_fwd.h: Likewise.
371         * include/bits/fs_ops.h: Likewise.
372         * include/bits/fs_path.h: Likewise.
373         * include/experimental/bits/fs_dir.h: Rename Doxygen group.
374         * include/experimental/bits/fs_fwd.h: Likewise.
375         * include/experimental/bits/fs_ops.h: Likewise.
376         * include/experimental/bits/fs_path.h: Likewise.
377         * include/experimental/filesystem (filesystem_error::_M_gen_what):
378         Remove inline definition.
379         * include/precompiled/stdc++.h: Add <filesystem> to precompiled
380         header.
381         * include/std/filesystem: New header.
382         * python/libstdcxx/v6/printers.py: Enable printer for std::filesystem
383         paths.
384         * src/filesystem/Makefile.am: Add new files. Compile as C++17.
385         * src/filesystem/Makefile.in: Regenerate.
386         * src/filesystem/cow-dir.cc: Update comment.
387         * src/filesystem/cow-ops.cc: Likewise.
388         * src/filesystem/cow-path.cc: Likewise.
389         * src/filesystem/cow-std-dir.cc: New file.
390         * src/filesystem/cow-std-ops.cc: New file.
391         * src/filesystem/cow-std-path.cc: New file.
392         * src/filesystem/dir-common.h (_Dir_base, get_file_type): New header
393         for common code.
394         * src/filesystem/dir.cc (_Dir): Derive from _Dir_base.
395         (open_dir): Move to _Dir_base constructor.
396         (get_file_type): Move to dir-common.h.
397         (recurse): Move to _Dir_base::should_recurse.
398         * src/filesystem/ops-common.h: New header for common code.
399         * src/filesystem/ops.cc (is_set, make_file_type, make_file_status)
400         (is_not_found_errno, file_time, do_copy_file): Move to ops-common.h.
401         * src/filesystem/path.cc (filesystem_error::_M_gen_what): Define.
402         * src/filesystem/std-dir.cc: New file, based on Filesystem TS code.
403         * src/filesystem/std-ops.cc: Likewise.
404         * src/filesystem/std-dir.cc: Likewise.
405         * testsuite/27_io/filesystem/iterators/directory_iterator.cc: New
406         test.
407         * testsuite/27_io/filesystem/iterators/pop.cc: New test.
408         * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
409         New test.
410         * testsuite/27_io/filesystem/operations/absolute.cc: New test.
411         * testsuite/27_io/filesystem/operations/canonical.cc: New test.
412         * testsuite/27_io/filesystem/operations/copy.cc: New test.
413         * testsuite/27_io/filesystem/operations/copy_file.cc: New test.
414         * testsuite/27_io/filesystem/operations/create_directories.cc: New
415         test.
416         * testsuite/27_io/filesystem/operations/create_directory.cc: New test.
417         * testsuite/27_io/filesystem/operations/create_symlink.cc: New test.
418         * testsuite/27_io/filesystem/operations/current_path.cc: New test.
419         * testsuite/27_io/filesystem/operations/equivalent.cc: New test.
420         * testsuite/27_io/filesystem/operations/exists.cc: New test.
421         * testsuite/27_io/filesystem/operations/file_size.cc: New test.
422         * testsuite/27_io/filesystem/operations/is_empty.cc: New test.
423         * testsuite/27_io/filesystem/operations/last_write_time.cc: New test.
424         * testsuite/27_io/filesystem/operations/permissions.cc: New test.
425         * testsuite/27_io/filesystem/operations/proximate.cc: New test.
426         * testsuite/27_io/filesystem/operations/read_symlink.cc: New test.
427         * testsuite/27_io/filesystem/operations/relative.cc: New test.
428         * testsuite/27_io/filesystem/operations/remove_all.cc: New test.
429         * testsuite/27_io/filesystem/operations/space.cc: New test.
430         * testsuite/27_io/filesystem/operations/status.cc: New test.
431         * testsuite/27_io/filesystem/operations/symlink_status.cc: New test.
432         * testsuite/27_io/filesystem/operations/temp_directory_path.cc: New
433         test.
434         * testsuite/27_io/filesystem/operations/weakly_canonical.cc: New test.
435         * testsuite/27_io/filesystem/path/append/path.cc: New test.
436         * testsuite/27_io/filesystem/path/assign/assign.cc: New test.
437         * testsuite/27_io/filesystem/path/assign/copy.cc: New test.
438         * testsuite/27_io/filesystem/path/compare/compare.cc: New test.
439         * testsuite/27_io/filesystem/path/compare/path.cc: New test.
440         * testsuite/27_io/filesystem/path/compare/strings.cc: New test.
441         * testsuite/27_io/filesystem/path/concat/path.cc: New test.
442         * testsuite/27_io/filesystem/path/concat/strings.cc: New test.
443         * testsuite/27_io/filesystem/path/construct/copy.cc: New test.
444         * testsuite/27_io/filesystem/path/construct/default.cc: New test.
445         * testsuite/27_io/filesystem/path/construct/locale.cc: New test.
446         * testsuite/27_io/filesystem/path/construct/range.cc: New test.
447         * testsuite/27_io/filesystem/path/construct/string_view.cc: New test.
448         * testsuite/27_io/filesystem/path/decompose/extension.cc: New test.
449         * testsuite/27_io/filesystem/path/decompose/filename.cc: New test.
450         * testsuite/27_io/filesystem/path/decompose/parent_path.cc: New test.
451         * testsuite/27_io/filesystem/path/decompose/relative_path.cc: New
452         test.
453         * testsuite/27_io/filesystem/path/decompose/root_directory.cc: New
454         test.
455         * testsuite/27_io/filesystem/path/decompose/root_name.cc: New test.
456         * testsuite/27_io/filesystem/path/decompose/root_path.cc: New test.
457         * testsuite/27_io/filesystem/path/decompose/stem.cc: New test.
458         * testsuite/27_io/filesystem/path/generation/normal.cc: New test.
459         * testsuite/27_io/filesystem/path/generation/proximate.cc: New test.
460         * testsuite/27_io/filesystem/path/generation/relative.cc: New test.
461         * testsuite/27_io/filesystem/path/generic/generic_string.cc: New test.
462         * testsuite/27_io/filesystem/path/itr/traversal.cc: New test.
463         * testsuite/27_io/filesystem/path/modifiers/clear.cc: New test.
464         * testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: New
465         test.
466         * testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: New
467         test.
468         * testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: New
469         test.
470         * testsuite/27_io/filesystem/path/modifiers/replace_filename.cc: New
471         test.
472         * testsuite/27_io/filesystem/path/modifiers/swap.cc: New test.
473         * testsuite/27_io/filesystem/path/native/string.cc: New test.
474         * testsuite/27_io/filesystem/path/nonmember/hash_value.cc: New test.
475         * testsuite/27_io/filesystem/path/query/empty.cc: New test.
476         * testsuite/27_io/filesystem/path/query/has_extension.cc: New test.
477         * testsuite/27_io/filesystem/path/query/has_filename.cc: New test.
478         * testsuite/27_io/filesystem/path/query/has_parent_path.cc: New test.
479         * testsuite/27_io/filesystem/path/query/has_relative_path.cc: New
480         test.
481         * testsuite/27_io/filesystem/path/query/has_root_directory.cc: New
482         test.
483         * testsuite/27_io/filesystem/path/query/has_root_name.cc: New test.
484         * testsuite/27_io/filesystem/path/query/has_root_path.cc: New test.
485         * testsuite/27_io/filesystem/path/query/has_stem.cc: New test.
486         * testsuite/27_io/filesystem/path/query/is_relative.cc: New test.
487         * testsuite/experimental/filesystem/path/construct/string_view.cc:
488         Define USE_FILESYSTEM_TS.
489         * testsuite/util/testsuite_fs.h: Allow use with C++17 paths as well
490         as Filesystem TS.
492         PR libstdc++/82644
493         * doc/xml/manual/intro.xml: Include new section.
494         * doc/xml/manual/status_cxxis29124.xml: New section on IS 29124
495         status.
496         * include/bits/specfun.h [__STRICT_ANSI__] (hyperg, hypergf, hypergl)
497         (conf_hyperg, conf_hypergf, conf_hypergl): Don't declare.
498         * include/c_compatibility/math.h: Import special functions into
499         global namespace for C++17.
500         * testsuite/26_numerics/headers/cmath/82644.cc: New test.
501         * testsuite/26_numerics/headers/cmath/functions_global_c++17.cc: New
502         test.
504 2017-10-21  Jonathan Wakely  <jwakely@redhat.com>
506         * testsuite/experimental/filesystem/path/itr/traversal.cc: Do not
507         increment past-the-end iterators.
509 2017-10-20  Jonathan Wakely  <jwakely@redhat.com>
511         * include/std/chrono (__cpp_lib_chrono): Update macro value to
512         indicate support for P0505R0.
513         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Check
514         for updated macro.
516         * include/c_global/cstddef: Define __cpp_lib_byte feature-test macro.
517         * testsuite/18_support/byte/requirements.cc: Check macro.
519 2017-10-19  Jonathan Wakely  <jwakely@redhat.com>
521         * testsuite/experimental/filesystem/iterators/
522         recursive_directory_iterator.cc: Ensure that error_code arguments are
523         cleared when required.
524         * testsuite/experimental/filesystem/operations/create_directory.cc:
525         Remove redundant check.
526         * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
527         Ensure that error_code argument is cleared when required.
529         * include/experimental/bits/fs_path.h (path::iterator++(int))
530         (path::iterator--(int)): Fix for paths with only one component.
531         * testsuite/experimental/filesystem/path/itr/traversal.cc: Test
532         post-increment and post-decrement.
534         * doc/xml/manual/status_cxx2017.xml: Update references to C++17
535         section numbers.
537         * testsuite/decimal/conversion-to-integral.cc: Use predefined macro
538         instead of non-standard glibc one.
540 2017-10-16  François Dumont  <fdumont@gcc.gnu.org>
542         PR libstdc++/82558
543         * include/bits/stl_bvector.h (fill): Add iterator offset check.
544         * testsuite/23_containers/vector/bool/82558.cc: New.
546 2017-10-13  Jonathan Wakely  <jwakely@redhat.com>
548         PR libstdc++/82522
549         * doc/xml/manual/intro.xml: Document LWG 2354 changes.
550         * include/bits/stl_map.h (map::insert(value_type&&))
551         (map::insert(const_iterator, value_type&&)): Add overload for rvalues.
552         * include/bits/stl_multimap.h (multimap::insert(value_type&&))
553         (multimap::insert(const_iterator, value_type&&)): Likewise.
554         * include/bits/unordered_map.h (unordered_map::insert(value_type&&))
555         (unordered_map::insert(const_iterator, value_type&&))
556         (unordered_multimap::insert(value_type&&))
557         (unordered_multimap::insert(const_iterator, value_type&&)): Likewise.
558         * testsuite/23_containers/map/modifiers/insert/dr2354.cc: New test.
559         * testsuite/23_containers/multimap/modifiers/insert/dr2354.cc: New
560         test.
561         * testsuite/23_containers/unordered_map/insert/dr2354.cc: New test.
562         * testsuite/23_containers/unordered_multimap/insert/dr2354.cc: New
563         test.
565         PR libstdc++/82481
566         * include/std/mutex (call_once): Suppress clang-tidy warnings about
567         dangling references.
569 2017-10-10  Jonathan Wakely  <jwakely@redhat.com>
571         * include/bits/streambuf_iterator.h (istreambuf_iterator::equal):
572         Update comment about NAD issue.
574         PR libstdc++/59087
575         PR libstdc++/82417
576         * include/c_compatibility/complex.h [!C++98 && __STRICT_ANSI__]: Do
577         not include C library's <complex.h>.
578         * testsuite/26_numerics/complex/c99.cc: Depend on __STRICT_ANSI__.
579         * testsuite/26_numerics/headers/complex.h/std_c++11.h: New test.
580         * testsuite/26_numerics/headers/complex.h/std_gnu++11.h: New test.
581         * testsuite/26_numerics/headers/complex.h/std_c++98.h: New test.
583 2017-10-05  Jonathan Wakely  <jwakely@redhat.com>
585         * testsuite/20_util/to_chars/1.cc: Add dg-require-string-conversions.
587 2017-10-04  Petr Ovtchenkov  <ptr@void-ptr.info>
588             François Dumont  <fdumont@gcc.gnu.org>
590         * include/bits/streambuf_iterator.h
591         (istreambuf_iterator<>::operator*()): Do not capture iterator state
592         in Debug assertion.
593         (istreambuf_iterator<>::operator++()): Likewise and remove _M_sbuf check.
594         (istreambuf_iterator<>::operator++(int)): Likewise.
595         (istreambuf_iterator<>::_M_get()): Remove _M_c assignment.
596         (istreambuf_iterator<>::_S_is_eof()): New.
597         (istreambuf_iterator<>::_M_at_eof()): Adapt, use latter.
598         (find(istreambuf_iterator<>, istreambuf_iterator<>, _CharT)):
599         Return an iterator with _M_c set to eof to capture streambuf state
600         on evaluation.
601         (testsuite/24_iterators/istreambuf_iterator/2.cc): Add checks.
603 2017-10-03  Jakub Jelinek  <jakub@redhat.com>
605         * include/std/charconv (__unsigned_least_t): Fix number of closing >s for
606         !_GLIBCXX_USE_INT128.
608 2017-10-02  Jonathan Wakely  <jwakely@redhat.com>
610         * include/Makefile.am: Add new <charconv> header.
611         * include/Makefile.in: Regenerate.
612         * include/precompiled/stdc++.h: Include <charconv>.
613         * include/std/charconv: New file.
614         (to_chars_result, to_chars, from_chars_result, from_chars): Define.
615         * testsuite/20_util/from_chars/1.cc: New test.
616         * testsuite/20_util/from_chars/1_neg.cc: New test.
617         * testsuite/20_util/from_chars/2.cc: New test.
618         * testsuite/20_util/from_chars/requirements.cc: New test.
619         * testsuite/20_util/to_chars/1.cc: New test.
620         * testsuite/20_util/to_chars/1_neg.cc: New test.
621         * testsuite/20_util/to_chars/2.cc: New test.
622         * testsuite/20_util/to_chars/requirements.cc: New test.
624 2017-09-27  François Dumont  <fdumont@gcc.gnu.org>
626         * testsuite/22_locale/money_get/get/char/22131.cc: Make test less
627         istreambuf_iterator implementation dependent.
628         * testsuite/22_locale/money_get/get/wchar_t/22131.cc: Likewise.
630 2017-09-25  Uros Bizjak  <ubizjak@gmail.com>
632         PR c/81854
633         * src/c++98/complex_io.cc (_GLIBCXX_LDBL_COMPAT): Declare alias
634         target as a C++ function with no prototype.
636 2017-09-21  Jonathan Wakely  <jwakely@redhat.com>
638         * testsuite/25_algorithms/clamp/1.cc: Fix order of arguments and
639         expected results when using predicate defining reverse order.
640         * testsuite/25_algorithms/clamp/constexpr.cc: Likewise.
642 2017-09-20  Jonathan Wakely  <jwakely@redhat.com>
644         PR libstdc++/79162
645         * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
646         (basic_string::_If_sv): Remove from the overload set when the
647         argument is derived from basic_string.
649         PR libstdc++/79162
650         * include/bits/basic_string.h (basic_string::_If_sv): Remove from the
651         overload set when the argument is derived from basic_string.
652         * testsuite/21_strings/basic_string/cons/char/moveable2_c++17.cc: New
653         test.
654         * testsuite/21_strings/basic_string/cons/wchar_t/moveable2_c++17.cc:
655         New test.
657         * testsuite/24_iterators/range_access_cpp17.cc: Fix order of dg-do
658         and dg-options directives. Fix invalid test.
660         PR libstdc++/81469
661         * libsupc++/exception (uncaught_exception): Deprecate for C++17.
662         * testsuite/18_support/exception_ptr/62258.cc: Add -Wno-deprecated.
663         * testsuite/18_support/uncaught_exception/14026.cc: Likewise.
665         * include/bits/c++config (_GLIBCXX17_DEPRECATED): Define.
666         * include/bits/functional_hash.h (__hash_base::result_type)
667         (__hash_base::argument_type): Add _GLIBCXX17_DEPRECATED.
668         * include/std/optional (hash<optional<T>>::result_type)
669         (hash<optional<T>>::argument_type): Add deprecated attribute.
670         (__is_fast_hash<hash<optional<T>>>): Add partial specialization.
671         * include/std/variant (hash<variant<Types...>>::result_type)
672         (hash<variant<Types...>>::argument_type): Add deprecated attribute.
673         (__is_fast_hash<hash<variant<Types...>>>): Add partial specialization.
675         * libsupc++/exception_ptr.h (copy_exception): Remove deprecated
676         non-standard function.
678         PR libstdc++/82262
679         * include/std/optional (__optional_hash_call_base): Add template
680         parameter for remove_const_t<_Tp> and use it consistently.
681         * testsuite/20_util/optional/hash.cc: Test optional<const T>.
683 2017-09-19  Jonathan Wakely  <jwakely@redhat.com>
685         PR libstdc++/71500
686         * include/bits/regex_executor.tcc
687         (_Backref_matcher<BidIt, regex_traits<C>>::_M_apply): Use
688         std::__equal4 instead of C++14 4-iterator overloads of std::equal.
689         * include/bits/stl_algobase.h (__equal4): New functions implementing
690         4-iterator overloads of std::equal for use in C++11.
691         (equal(It1, It1, It2, It2), equal(It1, It1, It2, It2, BinaryPred)):
692         Move function bodies to new __equal4 functions.
693         * testsuite/28_regex/simple_c++11.cc: New.
695         PR libstdc++/82254
696         * include/std/type_traits (__is_invocable): Add partial specialization
697         for INVOKE<void> case and remove is_void<R> check from partial
698         specialization for INVOKE<R> case.
699         (__is_nt_invocable_impl): New helper for is_nothrow_invocable_r.
700         (is_nothrow_invocable_r): Use __is_nt_invocable_impl.
701         * testsuite/20_util/is_nothrow_invocable/value.cc: Add tests for
702         conversions that can throw or fail to convert. Use static assert
703         strings to explain negative results.
704         * testsuite/20_util/is_nothrow_invocable/value_ext.cc: Use
705         is_nothrow_constructible in is_nt_invocable_conv.
707 2017-09-18  Jonathan Wakely  <jwakely@redhat.com>
709         PR libstdc++/81468
710         * testsuite/20_util/duration/cons/dr1177.cc: Fix incorrect test and
711         improve static assertion messages.
713         * include/std/utility (_Itup_cat, _Make_integer_sequence): Remove.
714         (_Build_index_tuple, make_integer_sequence): Use built-in to generate
715         pack expansion.
717         PR libstdc++/71187
718         * include/std/type_traits (__declval): New function to deduce return
719         type of declval.
720         (__declval_protector::_delegate): Remove.
721         (declval): Use __declval instead of add_rvalue_reference and
722         __declval_protector::__delegate.
723         * testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
724         lineno.
725         * testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
726         Likewise.
727         * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
728         Likewise.
730 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
732         * testsuite/libstdc++-prettyprinters/cxx17.cc: Use -std=c++17 or
733         -std=gnu++17 instead of -std=c++1z or -std=gnu++1z.  Use c++17 instead
734         of c++1z and c++17_only instead of c++1z_only.  Adjust expected
735         diagnostics and comments refering to 1z to 17.
736         * testsuite/30_threads/lock_guard/cons/deduction.cc: Likewise.
737         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Likewise.
738         * testsuite/30_threads/scoped_lock/cons/1.cc: Likewise.
739         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Likewise.
740         * testsuite/30_threads/scoped_lock/requirements/explicit_instantiation.cc:
741         Likewise.
742         * testsuite/30_threads/unique_lock/cons/deduction.cc: Likewise.
743         * testsuite/18_support/launder/1.cc (test02): Likewise.
744         * testsuite/18_support/launder/requirements_neg.cc: Likewise.
745         * testsuite/18_support/launder/requirements.cc: Likewise.
746         * testsuite/18_support/byte/requirements.cc: Likewise.
747         * testsuite/18_support/byte/ops.cc: Likewise.
748         * testsuite/18_support/byte/global_neg.cc: Likewise.
749         * testsuite/18_support/uncaught_exceptions/uncaught_exceptions.cc:
750         Likewise.
751         * testsuite/27_io/types/4.cc: Likewise.
752         * testsuite/25_algorithms/sample/81221.cc: Likewise.
753         * testsuite/25_algorithms/sample/1.cc: Likewise.
754         * testsuite/25_algorithms/sample/2.cc: Likewise.
755         * testsuite/25_algorithms/search/searcher.cc: Likewise.
756         * testsuite/28_regex/basic_regex/ctors/deduction.cc: Likewise.
757         * testsuite/experimental/filesystem/path/construct/string_view.cc:
758         Likewise.
759         * testsuite/24_iterators/range_access_cpp17.cc: Likewise.
760         * testsuite/24_iterators/container_access.cc: Likewise.
761         * testsuite/ext/pb_ds/regression/hash_map_rand.cc: Likewise.
762         * testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
763         * testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
764         * testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
765         * testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
766         * testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
767         * testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
768         * testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
769         * testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
770         * testsuite/20_util/shared_ptr/casts/reinterpret.cc: Likewise.
771         * testsuite/20_util/shared_ptr/cons/deduction.cc: Likewise.
772         * testsuite/20_util/shared_ptr/cons/array.cc: Likewise.
773         * testsuite/20_util/shared_ptr/observers/array.cc (struct A): Likewise.
774         * testsuite/20_util/pair/cons/deduction.cc: Likewise.
775         * testsuite/20_util/variant/deduction.cc: Likewise.
776         * testsuite/20_util/tuple/78939.cc: Likewise.
777         * testsuite/20_util/tuple/cons/deduction.cc: Likewise.
778         * testsuite/20_util/void_t/1.cc: Likewise.
779         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: Likewise.
780         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: Likewise.
781         * testsuite/20_util/addressof/requirements/constexpr.cc: Likewise.
782         * testsuite/20_util/weak_ptr/cons/deduction.cc: Likewise.
783         * testsuite/20_util/has_unique_object_representations/requirements/typedefs.cc:
784         Likewise.
785         * testsuite/20_util/has_unique_object_representations/requirements/explicit_instantiation.cc:
786         Likewise.
787         * testsuite/20_util/has_unique_object_representations/value.cc:
788         Likewise.
789         * testsuite/20_util/time_point/arithmetic/constexpr.cc: Likewise.
790         * testsuite/20_util/function_objects/invoke/59768.cc: Likewise.
791         * testsuite/20_util/function_objects/mem_fn/80478.cc: Likewise.
792         * testsuite/20_util/function/cons/deduction.cc: Likewise.
793         * testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
794         Likewise.
795         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
796         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
797         Likewise.
798         * testsuite/20_util/is_aggregate/value.cc: Likewise.
799         * testsuite/26_numerics/lcm/1.cc: Likewise.
800         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
801         * testsuite/26_numerics/gcd/1.cc: Likewise.
802         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
803         * testsuite/26_numerics/valarray/deduction.cc: Likewise.
804         * testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Likewise.
805         * testsuite/26_numerics/headers/cmath/hypot.cc: Likewise.
806         * testsuite/23_containers/queue/members/emplace_cxx17_return.cc:
807         Likewise.
808         * testsuite/23_containers/array/cons/deduction.cc: Likewise.
809         * testsuite/23_containers/array/cons/deduction_neg.cc: Likewise.
810         * testsuite/23_containers/deque/modifiers/emplace/cxx17_return.cc:
811         Likewise.
812         * testsuite/23_containers/deque/cons/deduction.cc: Likewise.
813         * testsuite/23_containers/stack/members/emplace_cxx17_return.cc:
814         Likewise.
815         * testsuite/23_containers/list/modifiers/emplace/cxx17_return.cc:
816         Likewise.
817         * testsuite/23_containers/list/cons/deduction.cc: Likewise.
818         * testsuite/23_containers/forward_list/modifiers/emplace_cxx17_return.cc:
819         Likewise.
820         * testsuite/23_containers/forward_list/cons/deduction.cc: Likewise.
821         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Likewise.
822         * testsuite/23_containers/vector/modifiers/emplace/cxx17_return.cc:
823         Likewise.
824         * testsuite/23_containers/vector/cons/deduction.cc: Likewise.
825         * testsuite/23_containers/vector/bool/emplace_cxx17_return.cc:
826         Likewise.
827         * testsuite/21_strings/basic_string/cons/char/9.cc: Likewise.
828         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Likewise.
829         * testsuite/21_strings/basic_string/cons/char/79162.cc: Likewise.
830         * testsuite/21_strings/basic_string/cons/wchar_t/9.cc: Likewise.
831         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
832         Likewise.
833         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: Likewise.
834         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
835         Likewise.
836         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
837         Likewise.
838         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
839         Likewise.
840         * testsuite/21_strings/basic_string_view/operations/compare/char/70483.cc:
841         Likewise.
842         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/2.cc:
843         Likewise.
844         * testsuite/21_strings/char_traits/requirements/constexpr_functions_c++17.cc:
845         Likewise.
847 2017-09-13  Jonathan Wakely  <jwakely@redhat.com>
849         PR libstdc++/81468
850         * include/std/chrono (__enable_if_is_duration)
851         (__disable_if_is_duration): New alias templates to simplify SFINAE.
852         (duration_cast, floor, ceil): Use __enable_if_is_duration.
853         (duration::__is_float, duration::__is_harmonic): New alias templates
854         to simplify SFINAE.
855         (duration::duration(const _Rep2&)): Use _Require, __is_float and
856         __is_harmonic.
857         (duration::duration(const duration<_Rep2, _Period2>&)): Likewise.
858         (__common_rep_type): Remove, replace with ...
859         (__common_rep_t): New alias template.
860         (operator*, operator/, operator%): Use __common_rep_t and
861         __disable_if_is_duration.
862         (time_point::time_point(const time_point<clock, _Dur2>&)): Add missing
863         constraint from LWG DR 1177.
864         * testsuite/20_util/duration/cons/dr1177.cc: New.
865         * testsuite/20_util/duration/literals/range.cc: Update dg-error line.
866         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
867         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
868         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
869         * testsuite/20_util/time_point/cons/81468.cc: New.
871         * doc/doxygen/mainpage.html: Fix broken URLs.
873         PR libstdc++/81835
874         * doc/xml/manual/extensions.xml: Replace unstable URL.
875         * doc/html/manual/ext_demangling.html: Regenerate.
876         * libsupc++/cxxabi.h (__cxa_demangle): Fix broken URL.
878         * include/bits/allocated_ptr.h (__allocated_ptr::get): Use
879         __to_address.
880         (__allocated_ptr::_S_raw_ptr): Remove.
881         * include/bits/forward_list.h (_Fwd_list_base::_M_get_node): Use
882         __to_address.
883         * include/bits/hashtable_policy.h (_Hashtable_alloc): Likewise.
884         * include/bits/ptr_traits.h (__to_address): Define new function
885         template.
886         * include/bits/shared_ptr_base.h (__shared_ptr): Use __to_address.
887         (__shared_ptr::_S_raw_ptr): Remove.
888         * include/bits/stl_vector.h [__cplusplus >= 201103L]
889         (vector::_M_data_ptr): Use __to_address.
890         [__cplusplus < 201103L] (vector::_M_data_ptr): Don't dereference
891         possibly invalid pointers.
892         * include/ext/alloc_traits.h (__alloc_traits::construct)
893         (__alloc_traits::destroy): Use __to_address.
895 2017-09-12  Jonathan Wakely  <jwakely@redhat.com>
897         PR libstdc++/79433
898         * include/Makefile.am: Remove <bits/c++14_warning.h>.
899         * include/Makefile.in: Regenerate.
900         * include/bits/c++14_warning.h: Remove.
901         * include/experimental/algorithm: Do not include <c++14_warning.h>.
902         * include/experimental/any: Likewise.
903         * include/experimental/array: Likewise.
904         * include/experimental/bits/erase_if.h: Likewise.
905         * include/experimental/bits/lfts_config.h: Likewise.
906         * include/experimental/bits/shared_ptr.h: Likewise.
907         * include/experimental/bits/string_view.tcc: Likewise.
908         * include/experimental/chrono: Likewise.
909         * include/experimental/deque: Likewise.
910         * include/experimental/filesystem: Do not include <c++0x_warning.h>.
911         * include/experimental/forward_list: Do not include <c++14_warning.h>.
912         * include/experimental/functional: Likewise.
913         * include/experimental/iterator: Likewise.
914         * include/experimental/list: Likewise.
915         * include/experimental/map: Likewise.
916         * include/experimental/memory: Likewise.
917         * include/experimental/numeric: Likewise.
918         * include/experimental/optional: Likewise.
919         * include/experimental/propagate_const: Likewise.
920         * include/experimental/ratio: Likewise.
921         * include/experimental/regex: Likewise.
922         * include/experimental/set: Likewise.
923         * include/experimental/string: Likewise.
924         * include/experimental/string_view: Likewise.
925         * include/experimental/system_error: Likewise.
926         * include/experimental/tuple: Likewise.
927         * include/experimental/type_traits: Likewise.
928         * include/experimental/unordered_map: Likewise.
929         * include/experimental/unordered_set: Likewise.
930         * include/experimental/vector: Likewise.
931         * testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error
932         line number.
933         * testsuite/experimental/array/neg.cc: Likewise.
934         * testsuite/experimental/propagate_const/assignment/move_neg.cc:
935         Likewise.
936         * testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
937         * testsuite/experimental/propagate_const/requirements2.cc: Likewise.
938         * testsuite/experimental/propagate_const/requirements3.cc: Likewise.
939         * testsuite/experimental/propagate_const/requirements4.cc: Likewise.
940         * testsuite/experimental/propagate_const/requirements5.cc: Likewise.
942         PR libstdc++/79433
943         * doc/xml/manual/status_cxx2017.xml: Update feature-test macros.
944         * doc/html/*: Regenerate.
945         * include/Makefile.am: Remove <bits/c++17_warning.h>.
946         * include/Makefile.in: Regenerate.
947         * include/bits/c++17_warning.h: Remove.
948         * include/bits/string_view.tcc: Do not include <bits/c++17_warning.h>
949         for pre-C++17 modes.
950         * include/std/any: Likewise.
951         (__cpp_lib_any): Define.
952         * include/std/mutex (__cpp_lib_scoped_lock): Adjust value as per new
953         SD-6 draft.
954         * include/std/numeric (__cpp_lib_gcd_lcm): Define as per new SD-6
955         draft.
956         * include/std/optional: Do not include <bits/c++17_warning.h>.
957         (__cpp_lib_optional): Define.
958         * include/std/shared_mutex: Do not include <bits/c++14_warning.h>.
959         * include/std/string_view: Do not include <bits/c++17_warning.h>.
960         (__cpp_lib_string_view): Define.
961         * include/std/variant: Do not include <bits/c++17_warning.h>.
962         (__cpp_lib_variant): Define.
963         * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error line
964         numbers.
965         * testsuite/26_numerics/gcd/1.cc: Test for __cpp_lib_gcd_lcm.
966         * testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line
967         numbers.
968         * testsuite/26_numerics/lcm/1.cc: Test for __cpp_lib_gcd_lcm.
969         * testsuite/26_numerics/lcm/lcm_neg.cc: Adjust dg-error line
970         numbers.
971         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Adjust
972         expected value of __cpp_lib_scoped_lock.
974         PR libstdc++/70483
975         * include/experimental/bits/string_view.tcc (basic_string_view::find)
976         (basic_string_view::rfind, basic_string_view::find_first_of)
977         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
978         (basic_string_view::find_last_not_of): Add constexpr specifier.
979         * include/experimental/string_view (basic_string_view::remove_prefix)
980         (basic_string_view::remove_suffix, basic_string_view::swap)
981         (basic_string_view::compare, basic_string_view::find)
982         (basic_string_view::rfind, basic_string_view::find_first_of)
983         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
984         (basic_string_view::find_last_not_of, operator==, operator!=)
985         (operator<, operator>, operator<=, operator>=): Likewise.
986         * testsuite/experimental/string_view/operations/compare/char/70483.cc:
987         New.
989 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
991         PR libstdc++/70483
992         * include/bits/string_view.tcc (basic_string_view::find)
993         (basic_string_view::rfind, basic_string_view::find_first_of)
994         (basic_string_view::find_last_of, basic_string_view::find_first_not_of)
995         (basic_string_view::find_last_not_of): Add constexpr specifier.
996         * include/std/string_view (basic_string_view::operator=)
997         (basic_string_view::rbegin, basic_string_view::rend)
998         (basic_string_view::crbegin, basic_string_view::crend)
999         (basic_string_view::remove_prefix, basic_string_view::remove_suffix)
1000         (basic_string_view::swap, basic_string_view::compare)
1001         (basic_string_view::find, basic_string_view::rfind)
1002         (basic_string_view::find_first_of, basic_string_view::find_last_of)
1003         (basic_string_view::find_first_not_of)
1004         (basic_string_view::find_last_not_of, basic_string_view::_M_check)
1005         (basic_string_view::_M_limit, operator==, operator!=, operator<)
1006         (operator>, operator<=, operator>=): Likewise.
1007         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
1008         char/1.cc: Repeat tests in constexpr context.
1009         * testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
1010         wchar_t/1.cc: Likewise.
1011         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1012         char/1.cc: Likewise.
1013         * testsuite/21_strings/basic_string_view/modifiers/remove_suffix/
1014         wchar_t/1.cc: Likewise.
1015         * testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
1016         Likewise.
1017         * testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
1018         Likewise.
1019         * testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
1020         Likewise.
1021         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
1022         Likewise.
1023         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
1024         Likewise.
1025         * testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
1026         Likewise.
1027         * testsuite/21_strings/basic_string_view/operators/char/2.cc:
1028         Likewise.
1029         * testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
1030         Likewise.
1031         * testsuite/21_strings/basic_string_view/range_access/char/1.cc: Test
1032         cbegin, cend, rbegin, rend, crbegin and crend.
1033         * testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
1034         Likewise.
1035         * testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
1036         Remove trailing whitespace.
1037         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1038         1.cc: Likewise.
1039         * testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
1040         New.
1041         * testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
1042         New.
1043         * testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
1044         New.
1045         * testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1046         2.cc: New.
1048 2017-09-11  Tim Shen  <timshen@google.com>
1050         PR libstdc++/71500
1051         * include/bits/regex_executor.tcc: Support icase in regex_traits<...>
1052         for back reference matches.
1053         * testsuite/28_regex/regression.cc: Test case.
1055 2017-09-11  Jonathan Wakely  <jwakely@redhat.com>
1057         * testsuite/21_strings/basic_string/lwg2946.cc: Adjust for
1058         compatibility with old COW std::string.
1060 2017-09-09  Gerald Pfeifer  <gerald@pfeifer.com>
1062         * doc/xml/manual/allocator.xml: Adjust link for Hoard.
1063         * doc/html/manual/memory.html: Regenerate.
1065 2017-09-04  Daniel Kruegler  <daniel.kruegler@gmail.com>
1067         PR libstdc++/79162
1068         Implement LWG 2946, LWG 2758's resolution missed further corrections
1069         * include/bits/basic_string.h (basic_string::compare): Add missing
1070         required noexcept specifications.
1071         (basic_string): Introduce internal _S_to_string_view and __sv_wrapper
1072         for implicit string_view conversion.
1073         (basic_string::basic_string): Fix explicit string_view conversion by
1074         implicit conversion using _S_to_string_view and __sv_wrapper.
1075         (basic_string): Introduce internal basic_string(__sv_wrapper, Alloc)
1076         constructor.
1077         (basic_string): Fix operator=(T) template by operator=(const T&)
1078         template for uncopyable types (PR 79162).
1079         (basic_string::operator+=, basic_string::append, basic_string::assign)
1080         (basic_string::insert, basic_string::replace, basic_string::find)
1081         (basic_string::rfind, basic_string::find_first_of)
1082         (basic_string::find_last_of, basic_string::find_first_not_of)
1083         (basic_string::find_last_not_of, basic_string::compare): Replace
1084         __sv_type argument by template const T& (LWG 2946) and correct
1085         documentation describing __sv_type argument.
1086         (basic_string::find, basic_string::rfind, basic_string::find_first_of)
1087         (basic_string::find_last_of, basic_string::find_first_not_of)
1088         (basic_string::find_last_not_of, basic_string::compare): Replace
1089         unconditional noexcept specification by conditional noexcept
1090         specification to partially balance the removal of noexcept by LWG 2946.
1091         * testsuite/21_strings/basic_string/79162.cc: New.
1092         * testsuite/21_strings/basic_string/lwg2946.cc: New.
1094 2017-08-31  Jonathan Wakely  <jwakely@redhat.com>
1096         PR c++/82039
1097         * include/ext/new_allocator.h (__gnu_cxx::new_allocator::allocate):
1098         Adjust null pointer constant to avoid warning.
1100 2017-08-24  François Dumont  <fdumont@gcc.gnu.org>
1102         * include/bits/stl_list.h
1103         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_S_distance): Remove.
1104         (_List_impl(_Node_alloc_type&&, _List_impl&&)): New.
1105         (_List_base(_Node_alloc_type&&, _List_base&&)): New, use latter.
1106         [!_GLIBCXX_INLINE_VERSION](_List_base(_Node_alloc_type&&,_List_base&&)):
1107         Remove.
1108         (_List_base(_Node_alloc_type&&)): New.
1109         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_distance): Remove.
1110         [!_GLIBCXX_INLINE_VERSION](_List_base<>::_M_node_count): Remove.
1111         (list<>::_M_node_count): New.
1112         (list<>::size()): Adapt to call latter.
1113         (list<>::_S_distance(const_iterator, const_iterator)): New.
1114         (list<>::splice(iterator, list&, const_iterator, const_iterator)):
1115         Adapt to call latter.
1116         (list(list&&, const allocator_type&, true_type)): New.
1117         (list(list&&, const allocator_type&, false_type)): New.
1118         (list(list&&, const allocator_type&)): Adapt to call latters.
1120 2017-08-21  Jonathan Wakely  <jwakely@redhat.com>
1122         PR libstdc++/81912
1123         * include/bits/stl_iterator_base_types.h (__iterator_category): Add
1124         constexpr for C++11 and later.
1125         * testsuite/24_iterators/container_access.cc: Add target selector.
1126         * testsuite/24_iterators/range_access.cc: Fix clause number in
1127         comment.
1128         * testsuite/24_iterators/range_access_cpp14.cc: Likewise.
1129         * testsuite/24_iterators/range_access_cpp17.cc: New.
1131 2017-08-21  Richard Biener  <rguenther@suse.de>
1133         * testsuite/libstdc++-prettyprinters/prettyprinters.exp: Run all
1134         tests with -flto as well if supported.
1136 2017-08-20  Martin Sebor  <msebor@redhat.com>
1138         PR c/81854
1139         * src/c++98/compatibility.cc (_GLIBCXX_3_4_SYMVER): Declare alias
1140         target as a C++ function with no prototype.
1141         (_GLIBCXX_3_4_5_SYMVER): Ditto.
1143 2017-08-20  John David Anglin  <danglin@gcc.gnu.org>
1145         PR testsuite/81056
1146         * testsuite/17_intro/names.cc: Undef 'd' and 'r' on __hpux__.
1148 2017-08-18  Jonathan Wakely  <jwakely@redhat.com>
1150         * include/bits/hashtable_policy.h (_ReuseOrAllocNode): Remove
1151         __value_alloc_type and __value_alloc_traits typedefs.
1152         (_ReuseOrAllocNode::operator()): Call construct and destroy on the
1153         node allocator.
1154         (_Hashtable_alloc): Simplify __value_alloc_traits typedef.
1155         (_Hashtable_alloc<_NodeAlloc>::_M_allocate_node(_Args&&...)): Call
1156         construct on the node allocator.
1157         (_Hashtable_alloc<_NodeAlloc>::_M_deallocate_node(__node_type*)): Call
1158         destroy on the node allocator.
1160         PR libstdc++/81891
1161         * include/bits/hashtable.h (_Hashtable(_InputIterator, _InputIterator,
1162         size_type, const _H1&, const _H2&, const _Hash&, const _Equal&,
1163         const _ExtractKey&, const allocator_type&)): Let destructor do clean
1164         up if an exception is thrown.
1165         * testsuite/23_containers/unordered_map/cons/81891.cc: New.
1167 2017-08-11  Jonathan Wakely  <jwakely@redhat.com>
1169         PR libstdc++/81808
1170         * testsuite/27_io/basic_fstream/53984.cc: Adjust test for targets
1171         that allow opening a directory as a FILE and reading from it.
1173 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1175         * include/std/type_traits (_GLIBCXX_NO_BUILTIN_HAS_UNIQ_OBJ_REP):
1176         Replace with _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP and use
1177         __is_identifier to set it.
1179 2017-08-09  Katsuhiko Nishimra  <ktns.87@gmail.com>
1181         * include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
1182         __is_identifier instead of __has_builtin.
1184 2017-08-09  Jonathan Wakely  <jwakely@redhat.com>
1186         PR libstdc++/79820
1187         PR libstdc++/81751
1188         * config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)):
1189         Call fflush on the stream instead of calling sync() while _M_cfile is
1190         null. Restore original value of errno.
1191         * testsuite/ext/stdio_filebuf/char/79820.cc: New.
1192         * testsuite/ext/stdio_filebuf/char/81751.cc: New.
1194 2017-07-31  Marek Polacek  <polacek@redhat.com>
1196         PR libstdc++/81599
1197         * include/bits/stl_stack.h: Fix typo.
1199 2017-07-26  Jonathan Wakely  <jwakely@redhat.com>
1201         * testsuite/27_io/basic_fstream/53984.cc: Fix test.
1203 2017-07-26  Paolo Carlini  <paolo.carlini@oracle.com>
1205         * testsuite/27_io/basic_fstream/53984.cc: Fix typo in dg-require
1206         directive.
1208 2017-07-25  Jonathan Wakely  <jwakely@redhat.com>
1210         PR libstdc++/53984
1211         * include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
1212         * include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
1213         during construction.
1214         * include/std/istream: Adjust comments for formatted input functions
1215         and unformatted input functions.
1216         * testsuite/27_io/basic_fstream/53984.cc: New.
1217         * testsuite/27_io/basic_istream/sentry/char/53984.cc: New.
1219         * include/bits/ios_base.h (ios_base::io_state, ios_base::open_mode)
1220         (ios_base::seek_dir): Remove for C++17.
1221         * include/std/streambuf (basic_streambuf::stossc): Remove for C++17.
1222         Add deprecated attribute for C++11 and C++14.
1223         * testsuite/27_io/types/1.cc: Don't run for C++17 and later.
1224         * testsuite/27_io/types/4.cc: New.
1226 2017-07-23  Michael Collison  <michael.collison@arm.com>
1228         Add optimized implementation of mersenne twister for aarch64
1229         * config/cpu/aarch64/opt/ext/opt_random.h: New file.
1230         (__arch64_recursion): New function.
1231         (__aarch64_lsr_128): New function.
1232         (__aarch64_lsl_128): New function.
1233         (operator==): New function.
1234         (simd_fast_mersenne_twister_engine): Implement
1235         method _M_gen_rand.
1236         * config/cpu/aarch64/opt/bits/opt_random.h: New file.
1237         * include/ext/random: (simd_fast_mersenne_twister_engine):
1238         add _M_state private array.
1240 2017-07-23  François Dumont  <fdumont@gcc.gnu.org>
1242         PR libstdc++/81064
1243         * include/bits/algorithmfwd.h: Reorganize versioned namespace.
1244         * include/bits/basic_string.h: Likewise.
1245         * include/bits/c++config: Likewise.
1246         * include/bits/deque.tcc: Likewise.
1247         * include/bits/forward_list.h: Likewise.
1248         * include/bits/forward_list.tcc: Likewise.
1249         * include/bits/hashtable_policy.h: Likewise.
1250         * include/bits/list.tcc: Likewise.
1251         * include/bits/move.h: Likewise.
1252         * include/bits/quoted_string.h: Likewise.
1253         * include/bits/random.h: Likewise.
1254         * include/bits/random.tcc: Likewise.
1255         * include/bits/regex.h: Likewise.
1256         * include/bits/regex.tcc: Likewise.
1257         * include/bits/regex_automaton.h: Likewise.
1258         * include/bits/regex_automaton.tcc: Likewise.
1259         * include/bits/regex_compiler.h: Likewise.
1260         * include/bits/regex_compiler.tcc: Likewise.
1261         * include/bits/regex_constants.h: Likewise.
1262         * include/bits/regex_error.h: Likewise.
1263         * include/bits/regex_executor.h: Likewise.
1264         * include/bits/regex_executor.tcc: Likewise.
1265         * include/bits/regex_scanner.h: Likewise.
1266         * include/bits/regex_scanner.tcc: Likewise.
1267         * include/bits/specfun.h: Likewise.
1268         * include/bits/stl_algo.h: Likewise.
1269         * include/bits/stl_algobase.h: Likewise.
1270         * include/bits/stl_bvector.h: Likewise.
1271         * include/bits/stl_deque.h: Likewise.
1272         * include/bits/stl_iterator.h: Likewise.
1273         * include/bits/stl_iterator_base_funcs.h: Likewise.
1274         * include/bits/stl_list.h: Likewise.
1275         * include/bits/stl_map.h: Likewise.
1276         * include/bits/stl_multimap.h: Likewise.
1277         * include/bits/stl_multiset.h: Likewise.
1278         * include/bits/stl_relops.h: Likewise.
1279         * include/bits/stl_set.h: Likewise.
1280         * include/bits/stl_vector.h: Likewise.
1281         * include/bits/uniform_int_dist.h: Likewise.
1282         * include/bits/unordered_map.h: Likewise.
1283         * include/bits/unordered_set.h: Likewise.
1284         * include/bits/vector.tcc: Likewise.
1285         * include/c_global/cmath: Likewise.
1286         * include/c_std/cmath: Likewise.
1287         * include/decimal/decimal: Likewise.
1288         * include/decimal/decimal.h: Likewise.
1289         * include/experimental/algorithm: Likewise.
1290         * include/experimental/any: Likewise.
1291         * include/experimental/array: Likewise.
1292         * include/experimental/bits/erase_if.h: Likewise.
1293         * include/experimental/bits/fs_dir.h: Likewise.
1294         * include/experimental/bits/fs_fwd.h: Likewise.
1295         * include/experimental/bits/fs_ops.h: Likewise.
1296         * include/experimental/bits/fs_path.h: Likewise.
1297         * include/experimental/bits/lfts_config.h: Likewise.
1298         * include/experimental/bits/shared_ptr.h: Likewise.
1299         * include/experimental/bits/string_view.tcc: Likewise.
1300         * include/experimental/chrono: Likewise.
1301         * include/experimental/deque: Likewise.
1302         * include/experimental/filesystem: Likewise.
1303         * include/experimental/forward_list: Likewise.
1304         * include/experimental/functional: Likewise.
1305         * include/experimental/iterator: Likewise.
1306         * include/experimental/list: Likewise.
1307         * include/experimental/map: Likewise.
1308         * include/experimental/memory: Likewise.
1309         * include/experimental/memory_resource: Likewise.
1310         * include/experimental/numeric: Likewise.
1311         * include/experimental/optional: Likewise.
1312         * include/experimental/propagate_const: Likewise.
1313         * include/experimental/random: Likewise.
1314         * include/experimental/ratio: Likewise.
1315         * include/experimental/regex: Likewise.
1316         * include/experimental/set: Likewise.
1317         * include/experimental/source_location: Likewise.
1318         * include/experimental/string: Likewise.
1319         * include/experimental/string_view: Likewise.
1320         * include/experimental/system_error: Likewise.
1321         * include/experimental/tuple: Likewise.
1322         * include/experimental/type_traits: Likewise.
1323         * include/experimental/unordered_map: Likewise.
1324         * include/experimental/unordered_set: Likewise.
1325         * include/experimental/utility: Likewise.
1326         * include/experimental/vector: Likewise.
1327         * include/ext/bitmap_allocator.h: Likewise.
1328         * include/ext/codecvt_specializations.h: Likewise.
1329         * include/ext/rope: Likewise.
1330         * include/ext/typelist.h: Likewise.
1331         * include/std/chrono: Likewise.
1332         * include/std/complex: Likewise.
1333         * include/std/functional: Likewise.
1334         * include/std/numeric: Likewise.
1335         * include/std/string_view: Likewise.
1336         * include/std/thread: Likewise.
1337         * include/std/variant: Likewise.
1338         * include/tr1/array: Likewise.
1339         * include/tr1/bessel_function.tcc: Likewise.
1340         * include/tr1/beta_function.tcc: Likewise.
1341         * include/tr1/cmath: Likewise.
1342         * include/tr1/complex: Likewise.
1343         * include/tr1/ell_integral.tcc: Likewise.
1344         * include/tr1/exp_integral.tcc: Likewise.
1345         * include/tr1/functional: Likewise.
1346         * include/tr1/functional_hash.h: Likewise.
1347         * include/tr1/gamma.tcc: Likewise.
1348         * include/tr1/hashtable.h: Likewise.
1349         * include/tr1/hashtable_policy.h: Likewise.
1350         * include/tr1/hypergeometric.tcc: Likewise.
1351         * include/tr1/legendre_function.tcc: Likewise.
1352         * include/tr1/modified_bessel_func.tcc: Likewise.
1353         * include/tr1/poly_hermite.tcc: Likewise.
1354         * include/tr1/poly_laguerre.tcc: Likewise.
1355         * include/tr1/random.h: Likewise.
1356         * include/tr1/random.tcc: Likewise.
1357         * include/tr1/regex: Likewise.
1358         * include/tr1/riemann_zeta.tcc: Likewise.
1359         * include/tr1/shared_ptr.h: Likewise.
1360         * include/tr1/special_function_util.h: Likewise.
1361         * include/tr1/tuple: Likewise.
1362         * include/tr1/type_traits: Likewise.
1363         * include/tr1/unordered_map.h: Likewise.
1364         * include/tr1/unordered_set.h: Likewise.
1365         * include/tr1/utility: Likewise.
1366         * include/tr2/bool_set: Likewise.
1367         * include/tr2/bool_set.tcc: Likewise.
1368         * include/tr2/dynamic_bitset: Likewise.
1369         * include/tr2/dynamic_bitset.tcc: Likewise.
1370         * include/tr2/ratio: Likewise.
1371         * include/tr2/type_traits: Likewise.
1372         * src/c++11/chrono.cc: Likewise.
1373         * src/c++11/compatibility-c++0x.cc: Likewise.
1374         * src/c++11/compatibility-chrono.cc: Likewise.
1375         * src/c++11/cxx11-shim_facets.cc: Likewise.
1376         * src/c++11/hashtable_c++0x.cc: Likewise.
1377         * src/c++11/placeholders.cc: Likewise.
1378         * src/c++11/thread.cc: Likewise.
1379         * src/c++98/bitmap_allocator.cc: Likewise.
1380         * src/c++98/hashtable_tr1.cc: Likewise.
1381         * src/c++98/list.cc: Likewise.
1382         * src/shared/hashtable-aux.cc: Likewise.
1383         * testsuite/20_util/duration/literals/range.cc: Adapt line number.
1384         * testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
1385         * testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
1386         * testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
1387         * testsuite/20_util/forward/c_neg.cc: Likewise.
1388         * testsuite/20_util/forward/f_neg.cc: Likewise.
1389         * testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
1390         * testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
1391         * testsuite/26_numerics/random/pr60037-neg.cc: Likewise.
1392         * python/libstdcxx/v6/printers.py: Adapt.
1394 2017-07-20  Jonathan Wakely  <jwakely@redhat.com>
1396         * config/allocator/malloc_allocator_base.h [__SANITIZE_ADDRESS__]
1397         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1398         * config/allocator/new_allocator_base.h [__SANITIZE_ADDRESS__]
1399         (_GLIBCXX_SANITIZE_STD_ALLOCATOR): Define.
1400         * doc/xml/manual/using.xml (_GLIBCXX_SANITIZE_VECTOR): Document macro.
1401         * include/bits/stl_vector.h [_GLIBCXX_SANITIZE_VECTOR]
1402         (_Vector_impl::_Asan, _Vector_impl::_Asan::_Reinit)
1403         (_Vector_impl::_Asan::_Grow, _GLIBCXX_ASAN_ANNOTATE_REINIT)
1404         (_GLIBCXX_ASAN_ANNOTATE_GROW, _GLIBCXX_ASAN_ANNOTATE_GREW)
1405         (_GLIBCXX_ASAN_ANNOTATE_SHRINK, _GLIBCXX_ASAN_ANNOTATE_BEFORE_DEALLOC):
1406         Define annotation helper types and macros.
1407         (vector::~vector, vector::push_back, vector::pop_back)
1408         (vector::_M_erase_at_end): Add annotations.
1409         * include/bits/vector.tcc (vector::reserve, vector::emplace_back)
1410         (vector::insert, vector::_M_erase, vector::operator=)
1411         (vector::_M_fill_assign, vector::_M_assign_aux)
1412         (vector::_M_insert_rval, vector::_M_emplace_aux)
1413         (vector::_M_insert_aux, vector::_M_realloc_insert)
1414         (vector::_M_fill_insert, vector::_M_default_append)
1415         (vector::_M_shrink_to_fit, vector::_M_range_insert): Annotate.
1417 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1419         PR libstdc++/81476
1420         * include/bits/vector.tcc (vector::_M_range_insert<_InputIterator>):
1421         Only insert elements one-by-one when inserting at the end.
1422         * testsuite/performance/23_containers/insert/81476.cc: New.
1424 2017-07-19  Volker Reichelt  <v.reichelt@netcologne.de>
1426         * libsupc++/new (bad_array_new_length): Remove redundant
1427         semicolon after in-class member function definition.
1428         * include/bits/locale_facets.h (ctype_byname, num_put): Likewise.
1429         * include/bits/locale_facets_nonio.h (time_put_byname): Likewise.
1430         * include/bits/random.h (mersenne_twister_engine): Likewise.
1431         * include/tr1/random.h (mersenne_twister): Likewise
1432         * include/ext/random (simd_fast_mersenne_twister_engine): Likewise.
1433         * include/ext/rope (char_producer, _Rope_char_consumer,
1434         _Rope_self_destruct_ptr, _Rope_const_iterator, _Rope_iterator):
1435         Likewise.
1436         * include/ext/ropeimpl.h (_Rope_flatten_char_consumer,
1437         _Rope_insert_char_consumer): Likewise.
1439 2017-07-19  Jonathan Wakely  <jwakely@redhat.com>
1441         * include/bits/fstream.tcc (basic_filebuf::xsgetn)
1442         (basic_filebuf::xsputn, basic_filebuf::seekoff): Fix indentation.
1444         * testsuite/util/testsuite_iterators.h: Fix indentation.
1446         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: Add dg-require.
1448 2017-07-18  Jonathan Wakely  <jwakely@redhat.com>
1450         PR libstdc++/81395
1451         * include/bits/fstream.tcc (basic_filebuf::xsgetn): Don't set buffer
1452         pointers for write mode after reading.
1453         * testsuite/27_io/basic_filebuf/sgetn/char/81395.cc: New.
1455 2017-07-18  François Dumont  <fdumont@gcc.gnu.org>
1457         * include/bits/stl_list.h
1458         (struct _List_node_header): New.
1459         (_List_impl()): Fix noexcept qualification.
1460         (_List_impl(_List_impl&&)): New, default.
1461         (_List_base()): Default.
1462         (_List_base(_List_base&&)): Default.
1463         (_List_base::_M_move_nodes): Adapt to use
1464         _List_node_header._M_move_nodes.
1465         (_List_base::_M_init): Likewise.
1466         (list<>()): Default.
1467         (list<>(list&&)): Default.
1468         (list<>::_M_move_assign(list&&, true_type)): Use _M_move_nodes.
1469         (__distance(_List_const_iterator<>, _List_const_iterator<>,
1470         input_iterator_tag)): Adapt.
1471         * testsuite/23_containers/list/allocator/default_init.cc: New.
1473 2017-07-15  Jonathan Wakely  <jwakely@redhat.com>
1475         * include/std/mutex (scoped_lock): Reorder std::adopt_lock_t parameter
1476         as per P0739R0.
1477         * testsuite/30_threads/scoped_lock/cons/1.cc: Reorder arguments.
1478         * testsuite/30_threads/scoped_lock/cons/deduction.cc: Test deduction
1479         with std::adopt_lock_t.
1480         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Check
1481         feature-test macro.
1483 2017-07-14  Jason Merrill  <jason@redhat.com>
1484             Jonathan Wakely  <jwakely@redhat.com>
1486         * include/std/variant (variant::variant(_Tp&&)): Constrain to remove
1487         the constructor for empty variants from the candidate functions
1488         during class template argument deduction.
1489         * testsuite/20_util/variant/deduction.cc: New.
1491 2017-07-11  Jonathan Wakely  <jwakely@redhat.com>
1493         * doc/xml/faq.xml: Update several old entries. Improve
1494         cross-references.
1495         * doc/xml/manual/intro.xml: Add anchors to each DR.
1496         * doc/html/*: Regenerate.
1498 2017-07-10  Jonathan Wakely  <jwakely@redhat.com>
1500         * testsuite/abi/pr42230.cc: Add header for std::free.
1502         PR libstdc++/81381
1503         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1504         (basic_stringbuf::basic_stringbuf(const __string_type&, ios::mode))
1505         (basic_stringbuf::str()): Construct new strings with an allocator.
1506         * testsuite/27_io/basic_stringbuf/cons/81381.cc: New.
1508         PR libstdc++/81338
1509         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
1510         Declare basic_stringbuf to be a friend.
1511         * include/bits/sstream.tcc (basic_stringbuf::overflow)
1512         [_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
1513         * include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
1514         length to buffer length.
1515         * testsuite/27_io/basic_stringstream/assign/81338.cc: New.
1517 2017-07-06  Jonathan Wakely  <jwakely@redhat.com>
1519         * testsuite/20_util/specialized_algorithms/memory_management_tools/
1520         1.cc: Free memory.
1521         * testsuite/22_locale/locale/cons/5.cc: Remove redundant restoration
1522         of original environment and free memory.
1524         * testsuite/abi/pr42230.cc: Free memory.
1525         * testsuite/util/testsuite_abi.cc (demangle): Return std::string
1526         instead of pointer that might need freeing.
1527         * testsuite/util/testsuite_abi.h (demangle): Likewise.
1528         * testsuite/util/testsuite_hooks.cc (verify_demangle): Free memory.
1530         * include/bits/uses_allocator.h (__use_alloc(const _Alloc&&)): Add
1531         deleted overload to prevent dangling references to rvalues.
1532         * include/experimental/memory_resource
1533         (polymorphic_allocator::construct): Do not call __use_alloc with
1534         rvalue arguments.
1536 2017-06-27  Tim Shen  <timshen@google.com>
1538         PR libstdc++/80187
1539         * include/std/variant (variant::variant, variant::~variant,
1540         variant::operator=): Implement triviality forwarding for four
1541         special member functions.
1542         * testsuite/20_util/variant/compile.cc: Tests.
1544 2017-06-27  Jonathan Wakely  <jwakely@redhat.com>
1546         PR libstdc++/81221
1547         * testsuite/25_algorithms/sample/81221.cc: Disable except for
1548         check-parallel.
1550         PR libstdc++/81221
1551         * include/bits/stl_algo.h (sample): Qualify with _GLIBCXX_STD_A not
1552         std.
1553         * testsuite/25_algorithms/sample/81221.cc: New.
1555 2017-06-22  Jonathan Wakely  <jwakely@redhat.com>
1557         PR libstdc++/81173
1558         * include/bits/stl_bvector.h (vector<bool>::_M_initialize_value):
1559         Do not pass null pointer to memset.
1561 2017-06-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
1563         PR libstdc++/80675
1564         PR libstdc++/80940
1565         * include/std/istream:
1566         (__is_convertible_to_basic_istream_test(basic_istream<_Ch, _Up>*)): New.
1567         (__do_is_convertible_to_basic_istream_impl): Likewise.
1568         (__is_convertible_to_basic_istream_impl): Likewise.
1569         (__is_convertible_to_basic_istream): Use the new base.
1570         (__rvalue_istream_type): New.
1571         (operator>>(_Istream&&, _Tp&&)): Use the new helper alias
1572         for the SFINAE check, convert to the helper alias type before
1573         doing the actual extraction.
1574         * include/std/ostream:
1575         (__is_convertible_to_basic_ostream_test(basic_ostream<_Ch, _Up>*)): New.
1576         (__do_is_convertible_to_basic_ostream_impl): Likewise.
1577         (__is_convertible_to_basic_ostream_impl): Likewise.
1578         (__is_convertible_to_basic_ostream): Use the new base.
1579         (__rvalue_ostream_type): New.
1580         (operator<<(_Ostream&&, const _Tp&)): Use the new helper alias
1581         for the SFINAE check, convert to the helper alias type before
1582         doing the actual insertion.
1583         * testsuite/27_io/rvalue_streams-2.cc: Add new tests.
1585 2017-06-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1587         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1589 2017-06-21  Jonathan Wakely  <jwakely@redhat.com>
1591         PR libstdc++/81092
1592         * configure: Regenerate.
1594 2017-06-20  Uros Bizjak  <ubizjak@gmail.com>
1596         * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
1598 2017-06-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1600         * testsuite/20_util/variant/index_type.cc: Allow for all ilp32 and
1601         lp64 targets.
1603 2017-06-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1605         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: Regenerate.
1606         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: Likewise.
1607         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: Likewise.
1608         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: Likewise.
1609         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: Likewise.
1610         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
1611         Likewise.
1612         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: Likewise.
1613         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
1614         Likewise.
1616 2017-06-18  H.J. Lu  <hongjiu.lu@intel.com>
1618         PR libstdc++/81092
1619         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
1621 2017-06-18  Andreas Schwab  <schwab@linux-m68k.org>
1623         PR libstdc++/81092
1624         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
1626 2017-06-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1628         * testsuite: Remove dg-skip-if, dg-xfail-if, dg-xfail-run-if
1629         default args.
1631 2017-06-17  Jonathan Wakely  <jwakely@redhat.com>
1633         PR libstdc++/80893
1634         * testsuite/23_containers/vector/bool/80893.cc: Add { target c++11 }.
1636 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1638         * include/bits/shared_ptr.h (get_deleter): Add overload matching
1639         standard signature.
1640         * include/bits/shared_ptr_base.h (__shared_ptr): Declare new
1641         get_deleter overload as a friend.
1642         * testsuite/20_util/shared_ptr/misc/get_deleter.cc: New.
1644 2017-06-16  Jakub Jelinek  <jakub@redhat.com>
1646         PR libstdc++/81092
1647         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
1648         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1649         * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Update.
1651 2017-06-16  Jonathan Wakely  <jwakely@redhat.com>
1653         * include/bits/locale_conv.h (wbuffer_convert::sync): Fix condition.
1654         * testsuite/22_locale/conversions/buffer/2.cc: New.
1656         PR libstdc++/81092
1657         * acinclude.m4: Bump libtool_VERSION.
1658         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update.
1659         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
1660         * config/abi/pre/gnu.ver: Add wstring constructor symbols to
1661         GLIBCXX_3.4.24 version and move random_device::_M_get_entropy() symbol
1662         to new GLIBCXX_3.4.25 version.
1663         * doc/xml/manual/abi.xml: Document new versions.
1664         * doc/html/*: Regenerate.
1665         * testsuite/21_strings/basic_string/cons/char/8.cc: Use base object
1666         constructors to ensure required symbols are exported.
1667         * testsuite/21_strings/basic_string/cons/wchar_t/8.cc: Likewise.
1668         * testsuite/util/testsuite_abi.cc: Add new version.
1670         * include/bits/locale_conv.h (wbuffer_convert::_M_put): Add missing
1671         return statement.
1672         * testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
1673         Return void.
1674         * testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
1675         Likewise.
1676         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc: Add
1677         missing return statements.
1678         * testsuite/23_containers/unordered_map/modifiers/insert_or_assign.cc:
1679         Likewise.
1680         * testsuite/27_io/basic_istream/extractors_arithmetic/char/12.cc:
1681         Return void.
1682         * testsuite/special_functions/14_expint/pr68397.cc: Likewise.
1684 2017-06-16  François Dumont  <fdumont@gcc.gnu.org>
1686         * include/bits/stl_bvector.h
1687         (__fill_bvector(_Bit_type*, unsigned int, unsigned int, bool)):
1688         Change signature.
1689         (std::fill(_Bit_iterator, _Bit_iterator, bool)): Adapt.
1690         (_Bvector_impl_data): New.
1691         (_Bvector_impl): Inherits from latter.
1692         (_Bvector_impl(_Bit_alloc_type&&)): Delete.
1693         (_Bvector_impl(_Bvector_impl&&)): New, default.
1694         (_Bvector_base()): Default.
1695         (_Bvector_base(_Bvector_base&&)): Default.
1696         (_Bvector_base::_M_move_data(_Bvector_base&&)): New.
1697         (vector(vector&&, const allocator_type&)): Use latter.
1698         (vector<bool>::operator=(vector&&)): Likewise.
1699         (vector<bool>::vector()): Default.
1700         (vector<bool>::vector(vector&&)): Default.
1701         (vector<bool>::assign(_InputIterator, _InputIterator)): Use
1702         _M_assign_aux.
1703         (vector<bool>::assign(initializer_list<bool>)): Likewise.
1704         (vector<bool>::_M_initialize_value(bool)): New.
1705         (vector<bool>(size_type, const bool&, const allocator_type&)): Use
1706         latter.
1707         (vector<bool>::_M_initialize_dispatch(_Integer, _Integer, __true_type)):
1708         Likewise.
1709         (vector<bool>::_M_fill_assign(size_t, bool)): Likewise.
1711 2017-06-15  François Dumont  <fdumont@gcc.gnu.org>
1713         * src/c++98/tree.cc  [!_GLIBCXX_INLINE_VERSION]
1714         (_Rb_tree_rotate_left, _Rb_tree_rotate_right): Delete.
1716 2017-06-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1718         * testsuite: Add dg-require-effective-target pthread to -pthread
1719         tests.
1720         Remove explicit target lists from dg-do and dg-options.
1722         * testsuite/30_threads/async/forced_unwind.cc: Remove explit
1723         target list from dg-options.
1724         * testsuite/30_threads/packaged_task/forced_unwind.cc: Likewise.
1726         * 30_threads/shared_mutex/cons/1.cc: Likewise.
1727         Pass -pthread for all targets.
1728         * 30_threads/shared_mutex/try_lock/1.cc: Likewise.
1729         * 30_threads/shared_mutex/try_lock/2.cc: Likewise.
1730         * 30_threads/shared_mutex/unlock/1.cc: Likewise.
1732         * testsuite/30_threads/this_thread/57060.cc: Require c++11 via
1733         dg-require-effective-target.
1735 2017-06-14  Jonathan Wakely  <jwakely@redhat.com>
1737         * doc/xml/manual/test.xml: Correct instructions on running tests.
1738         * testsuite/21_strings/basic_string/cons/char/deduction.cc: Adjust to
1739         pass when -D_GLIBCXX_USE_CXX11_ABI=0 added to RUNTESTFLAGS.
1740         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
1741         Likewise.
1742         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Likewise.
1743         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
1744         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
1745         exceptions_failbit.cc: Likewise.
1746         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
1747         exceptions_failbit.cc: Likewise.
1748         * testsuite/27_io/basic_istream/extractors_other/char/
1749         exceptions_null.cc: Likewise.
1750         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
1751         exceptions_null.cc: Likewise.
1752         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
1753         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
1754         * testsuite/27_io/basic_ostream/inserters_other/char/
1755         exceptions_null.cc: Likewise.
1756         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
1757         exceptions_null.cc: Likewise.
1758         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
1760 2017-06-12  Pedro Alves  <palves@redhat.com>
1762         * doc/xml/manual/status_cxx2017.xml: Update C++17 constexpr
1763         char_traits status.
1764         * doc/html/*: Regenerate.
1766         * include/bits/char_traits.h (_GLIBCXX_ALWAYS_INLINE): Define if
1767         not already defined.
1768         (__cpp_lib_constexpr_char_traits): Uncomment.
1769         (__constant_string_p, __constant_char_array_p): New.
1770         (std::char_traits<char>, std::char_traits<wchar_t>): Add
1771         _GLIBCXX17_CONSTEXPR on compare, length and find and use
1772         __constant_string_p, __constant_char_array_p and
1773         __builtin_constant_p to defer to __gnu_cxx::char_traits at compile
1774         time.
1776         * testsuite/21_strings/char_traits/requirements/
1777         constexpr_functions_c++17.cc: Uncomment
1778         __cpp_lib_constexpr_char_traits tests.  Uncomment
1779         test_compare<char>, test_length<char>, test_find<char>,
1780         test_compare<wchar_t>, test_length<wchar_t> and test_find<wchar_t>
1781         static_assert tests.
1783 2017-06-12  François Dumont  <fdumont@gcc.gnu.org>
1785         * include/bits/stl_tree.h (_Rb_tree_impl()): Restore _Node_allocator
1786         default init.
1787         * testsuite/util/testsuite_allocator.h
1788         (__gnu_test::default_init_allocator<>) New.
1789         * testsuite/23_containers/set/allocator/default_init.cc: New.
1790         * testsuite/23_containers/map/allocator/default_init.cc: New.
1792 2017-06-12  Jonathan Wakely  <jwakely@redhat.com>
1794         PR libstdc++/55917
1795         * src/c++11/thread.cc (execute_native_thread_routine): Remove
1796         try-block so that exceptions propagate out of the thread and terminate
1797         is called by the exception-handling runtime.
1798         (execute_native_thread_routine_compat): Likewise.
1799         * testsuite/30_threads/thread/cons/terminate.cc: New.
1801 2017-06-09  Jonathan Wakely  <jwakely@redhat.com>
1803         * doc/xml/manual/intro.xml: Document LWG 2802, 2873 and 2942 changes.
1804         * include/bits/shared_ptr.h (shared_ptr): Use rvalues for deleters
1805         (LWG 2802).
1806         * include/bits/shared_ptr_base.h (_Sp_ebo_helper, _Sp_counted_deleter
1807         (_Sp_counted_deleter::_Impl, __shared_count, __shared_ptr): Likewise.
1808         * testsuite/20_util/shared_ptr/cons/lwg2802.cc: New.
1810         * include/bits/forward_list.h (forward_list): Add deduction guide.
1811         * include/bits/stl_deque.h (deque): Likewise.
1812         * include/bits/stl_list.h (list): Likewise.
1813         * include/bits/stl_vector.h (vector): Likewise.
1814         * testsuite/23_containers/deque/cons/deduction.cc: New.
1815         * testsuite/23_containers/forward_list/cons/deduction.cc: New.
1816         * testsuite/23_containers/list/cons/deduction.cc: New.
1817         * testsuite/23_containers/vector/cons/deduction.cc: New.
1819 2017-06-08  Jonathan Wakely  <jwakely@redhat.com>
1821         PR libstdc++/81017
1822         * include/bits/std_function.h (function::function(function&&))
1823         (function::operator=(funtion&&)): Add noexcept.
1824         * testsuite/20_util/function/assign/move.cc: Check for noexcept.
1825         * testsuite/20_util/function/cons/move.cc: Likewise.
1827 2017-06-07  Jonathan Wakely  <jwakely@redhat.com>
1829         * include/bits/regex.h (basic_regex): Add deduction guide from P0433.
1830         * testsuite/28_regex/basic_regex/ctors/deduction.cc: New.
1832         PR libstdc++/81002
1833         * include/bits/regex.h (basic_regex): Adjust call to __compile_nfa
1834         so iterator type is deduced.
1835         * include/bits/regex_compiler.h (__compile_nfa): Reorder template
1836         parameters to allow iterator type to be deduced.
1837         * testsuite/28_regex/basic_regex/ctors/basic/iter.cc: New.
1839         * include/bits/alloc_traits.h (__is_allocator, _RequireAllocator):
1840         New trait and alias for detecting Allocator-like types.
1841         * include/bits/basic_string.h (basic_string): Add deduction guide
1842         from P0433.
1843         * include/ext/alloc_traits.h (__gnu_cxx::__alloc_traits): Add template
1844         parameter with default template argument that causes substitution
1845         failures for types that cannot be allocators.
1846         * testsuite/21_strings/basic_string/cons/char/deduction.cc: New.
1847         * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc: New.
1849 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1851         PR libstdc++/80939
1852         * include/std/variant (__erased_ctor, __erased_assign, __erased_swap)
1853         (__erased_hash): Remove constexpr specifier and qualify calls to
1854         __ref_cast.
1855         (__erased_dtor): Remove constexpr specifier and use _Destroy.
1857 2017-06-05  Jonathan Wakely  <jwakely@redhat.com>
1859         * include/bits/stl_iterator_base_funcs.h
1860         (__advance<_RandomAccessIterator, _Distance>): Optimize for next/prev
1861         cases where incrementing or decrementing a single step.
1863         * include/bits/shared_ptr_base.h (__shared_ptr::owner_before)
1864         (__weak_ptr::owner_before, _Sp_owner_less::operator()): Add noexcept
1865         specifiers as per LWG 2873 and LWG 2942.
1866         * testsuite/20_util/owner_less/noexcept.cc: New.
1867         * testsuite/20_util/shared_ptr/observers/owner_before.cc: Test
1868         noexcept guarantees.
1869         * testsuite/20_util/weak_ptr/observers/owner_before.cc: Likewise.
1871 2017-06-03  Andreas Schwab  <schwab@linux-m68k.org>
1873         * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Update.
1875 2017-06-03  Eric Botcazou  <ebotcazou@adacore.com>
1877         * src/filesystem/dir.cc (fs::_Dir::advance): Use std::exchange.
1879 2017-06-02  Jonathan Wakely  <jwakely@redhat.com>
1881         PR libstdc++/80624
1882         * doc/xml/manual/status_cxx2011.xml: Document to_int_type behaviour.
1883         * include/bits/char_traits.h (char_traits<char16_t>::to_int_type):
1884         Transform eof value to U+FFFD.
1885         * testsuite/21_strings/char_traits/requirements/char16_t/eof.cc: New.
1886         * testsuite/27_io/basic_streambuf/sgetc/char16_t/80624.cc: New.
1887         * testsuite/27_io/basic_streambuf/sputc/char16_t/80624.cc: New.
1889         * libsupc++/Makefile.am: Remove custom targets for files that need to
1890         be compiled as C++11 or C++14.
1891         * libsupc++/Makefile.in: Regenerate.
1892         * libsupc++/del_ops.cc: Use pragma to disable -Wsized-deallocation
1893         warnings.
1894         * libsupc++/del_opvs.cc: Likewise.
1896 2017-06-02  Richard Biener  <rguenther@suse.de>
1897         Markus Eisenmann  <meisenmann.lba@fh-salzburg.ac.at>
1899         PR libstdc++/80721
1900         * libsupc++/eh_alloc.cc (pool::free): Keep list properly
1901         sorted and add missing freelist item merging cases.
1903 2017-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1905         (GLIBCXX_CROSSCONFIG): Handle *-solaris* like *-linux* etc.
1906         Remove *-solaris* section.
1907         * configure: Regenerate.
1909 2017-05-31  Jonathan Wakely  <jwakely@redhat.com>
1911         PR libstdc++/80893
1912         * include/bits/stl_bvector.h (vector<bool>::_M_initialize): Avoid
1913         null pointer dereference when size is zero.
1914         * testsuite/23_containers/vector/bool/80893.cc: New.
1915         * testsuite/util/testsuite_allocator.h (PointerBase::PointerBase):
1916         Add non-explicit constructor from nullptr.
1917         (PointerBase::derived() const): Add const-qualified overload.
1919 2017-05-20  Tim Shen  <timshen@google.com>
1921         PR libstdc++/80737
1922         * include/std/variant(variant::variant): SFINAE on is_same first.
1923         * testsuite/20_util/variant/any.cc: test case.
1925 2017-05-24  Jonathan Wakely  <jwakely@redhat.com>
1927         * src/c++11/random.cc (random_device::_M_getentropy): Use __CHAR_BIT__
1928         instead of fixed number of bits.
1930 2017-05-24  Andreas Schwab  <schwab@suse.de>
1932         * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
1933         * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Likewise.
1935 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1936             Jonathan Wakely  <jwakely@redhat.com>
1938         PR libstdc++/67578
1939         * acinclude.m4: Bump libtool_VERSION.
1940         * config/abi/pre/gnu.ver: Create GLIBCXX_3.4.24 with new symbol.
1941         * config.h.in: Regenerate.
1942         * configure: Regenerate.
1943         * configure.ac: Add test for <linux/random.h>.
1944         * doc/xml/manual/abi.xml: Document new library version.
1945         * include/bits/random.h (random_device::entropy)
1946         [_GLIBCXX_USE_RANDOM_TR1]: Add call to new _M_getentropy member.
1947         (random_device::_M_getentropy): Declare.
1948         * src/c++11/random.cc (random_device::_M_getentropy): Define.
1949         * testsuite/util/testsuite_abi.cc: Add GLIBCXX_3.4.24 to known
1950         versions, and make it the latest version.
1952 2017-05-23  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1954         PR libstdc++/67214
1955         * include/bits/locale_facets.tcc (num_get::_M_extract_int): Add
1956         explicit conversion to avoid signed overflow.
1958 2017-05-19  Jonathan Wakely  <jwakely@redhat.com>
1960         PR libstdc++/80796
1961         * include/bits/stl_algo.h (search): Add new overload for C++17.
1962         * testsuite/25_algorithms/search/searcher.cc: New.
1964 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1966         PR libstdc++/80478
1967         * include/std/functional (_Mem_fn_traits_base): Add specializations
1968         for noexcept member function types.
1969         * testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
1971 2017-05-18  Jonathan Wakely  <jwakely@redhat.com>
1973         * doc/xml/manual/policy_data_structures.xml: Fix typo.
1974         * doc/xml/manual/test_policy_data_structures.xml: Likewise.
1975         * doc/html/*: Regenerate.
1977         * doc/xml/manual/abi.xml: Document latest library versions.
1978         * doc/xml/manual/build_hacking.xml: Document requirement to update
1979         abi.xml when bumping library versions.
1980         * doc/html/*: Regenerate.
1982 2017-05-17  Jonathan Wakely  <jwakely@redhat.com>
1984         * include/bits/refwrap.h: Fix Doxygen warning.
1985         * include/bits/specfun.h: Likewise.
1986         * include/bits/std_function.h: Likewise.
1987         * include/bits/stl_algo.h (set_union, set_intersection)
1988         (set_difference, set_symmetric_difference): Add Doxygen @param tags
1989         for output iterator parameters.
1990         * include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
1991         iterator parameter.
1992         * include/std/mutex (try_lock, lock): Change Mutex to Lockable in
1993         Doxygen comments.
1995 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
1997         Implement new C++ intrinsics __is_assignable and __is_constructible.
1998         * include/std/type_traits (__do_is_static_castable_impl): Remove.
1999         (__is_static_castable_impl, __is_static_castable_safe): Likewise.
2000         (__is_static_castable, __do_is_direct_constructible_impl): Likewise.
2001         (__is_direct_constructible_impl): Likewise.
2002         (__is_direct_constructible_new_safe): Likewise.
2003         (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
2004         (__is_direct_constructible_ref_cast): Likewise.
2005         (__is_direct_constructible_new, __is_direct_constructible): Likewise.
2006         (__do_is_nary_constructible_impl): Likewise.
2007         (__is_nary_constructible_impl, __is_nary_constructible): Likewise.
2008         (__is_constructible_impl): Likewise.
2009         (is_constructible): Call the intrinsic.
2010         (__is_assignable_helper): Remove.
2011         (is_assignable): Call the intrinsic.
2012         (is_trivially_constructible): Likewise.
2013         (__is_trivially_copy_constructible_impl): New.
2014         (is_trivially_copy_constructible): Use it.
2015         (__is_trivially_move_constructible_impl): New.
2016         (is_trivially_move_constructible): Use it.
2017         (is_trivially_assignable): Call the intrinsic.
2018         (__is_trivially_copy_assignable_impl): New.
2019         (is_trivially_copy_assignable): Use it.
2020         (__is_trivially_move_assignable_impl): New.
2021         (is_trivially_move_assignable): Use it.
2022         (testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
2023         (testsuite/20_util/is_trivially_copy_assignable/value.cc):
2024         Add test for void.
2025         (testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
2026         (testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
2027         (testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
2028         (testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
2029         (testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
2030         Likewise.
2032 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2034         * testsuite/experimental/source_location/1.cc: Change expected result
2035         for source_location::current() used in default member initializer.
2037         * doc/xml/manual/status_cxx2017.xml: Update status table.
2038         * doc/html/*: Regenerate.
2039         * include/Makefile.am: Add new header.
2040         * include/Makefile.in: Regenerate.
2041         * include/experimental/source_location: New header implementing N4519.
2042         * testsuite/experimental/source_location/1.cc: New test.
2044         PR libstdc++/80285
2045         * include/bits/shared_ptr_base.h [!__cpp_rtti] (type_info): Declare
2046         outside versioned namespace.
2048         * configure: Regenerate.
2050 2017-05-16  Marc Glisse  <marc.glisse@inria.fr>
2052         * include/std/optional (_Optional_base::_M_get): Check precondition.
2053         * testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
2055 2017-05-16  Jonathan Wakely  <jwakely@redhat.com>
2057         * doc/xml/manual/appendix_contributing.xml: Link to test docs and
2058         note higher DejaGnu version requirement.
2059         * doc/html/*: Regenerate.
2061         * doc/xml/manual/appendix_contributing.xml: Link to the list of bad
2062         identifiers.
2063         * doc/html/*: Regenerate.
2065 2017-05-15  Jonathan Wakely  <jwakely@redhat.com>
2067         PR libstdc++/80761
2068         * include/bits/node_handle.h (_Node_insert_return): Reorder members.
2069         (tuple_size, tuple_element): Remove partial specializations.
2070         * include/bits/stl_tree.h (_Rb_tree::insert_return_type): Use
2071         const_iterator for std::set.
2072         * testsuite/23_containers/map/modifiers/extract.cc: New.
2073         * testsuite/23_containers/set/modifiers/extract.cc: New.
2074         * testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
2075         * testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
2077 2017-05-12  Jonathan Wakely  <jwakely@redhat.com>
2079         PR libstdc++/78939
2080         * include/std/utility (tuple_size<cv T>): Only define partial
2081         specializations when tuple_size<T>::value is valid.
2082         * testsuite/20_util/tuple/78939.cc: New.
2083         * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New.
2085 2017-05-11  François Dumont  <fdumont@gcc.gnu.org>
2087         * include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION]
2088         (_Rb_tree_impl<>): Remove _Is_pod_comparator
2089         template parameter.
2091         * include/debug/formatter.h [_GLIBCXX_INLINE_VERSION]
2092         (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove.
2093         (__gnu_debug::_Error_formatter::_Parameter::_M_print_description):
2094         Remove.
2095         (__gnu_debug::_Error_formatter::_M_format_word): Remove.
2096         (__gnu_debug::_Error_formatter::_M_print_word): Remove.
2097         (__gnu_debug::_Error_formatter::_M_print_string): Remove.
2098         (__gnu_debug::_Error_formatter::_M_get_max_length): Remove.
2099         * src/c++11/debug.cc: Adapt.
2100         * config/abi/pre/gnu-versioned-namespace.ver: Adapt.
2102 2017-05-11  Jonathan Wakely  <jwakely@redhat.com>
2104         * doc/xml/manual/allocator.xml: Fix ViewCVS URLs.
2105         * doc/xml/manual/mt_allocator.xml: Likewise.
2106         * doc/html/*: Regenerate.
2108         PR libstdc++/80285
2109         * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define
2110         function to get unique fake std::type_info reference.
2111         (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to
2112         _S_ti() fake reference.
2113         (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share
2114         single implementation with or without RTTI enable.
2115         [!__cpp_rtti]: Pass fake reference to _M_get_deleter.
2116         * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected
2117         allocation and deallocation counts.
2118         * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New.
2119         * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc:
2120         New.
2122 2017-05-10  François Dumont  <fdumont@gcc.gnu.org>
2124         Bump version namespace.
2125         * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace
2126         from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0.
2127         * acinclude.m4 (libtool_VERSION): Bump to 8:0:0.
2128         * include/bits/c++config: Adapt.
2129         * include/bits/regex.h: Adapt.
2130         * include/experimental/bits/fs_fwd.h: Adapt.
2131         * include/experimental/bits/lfts_config.h: Adapt.
2132         * include/std/variant: Adapt.
2133         * python/libstdcxx/v6/printers.py: Adapt.
2134         * testsuite/libstdc++-prettyprinters/48362.cc: Adapt.
2136         * include/bits/stl_algobase.h (std::__iter_swap<false>): Remove
2137         _GLIBCXX_MOVE usage.
2139 2017-05-09  Jason Merrill  <jason@redhat.com>
2141         * testsuite/24_iterators/container_access.cc (test03): Make il3 static.
2143 2017-05-08  Jonathan Wakely  <jwakely@redhat.com>
2145         * include/std/optional: Use a separate static_assert per condition.
2146         * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
2147         numbers.
2149         * doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour.
2150         * doc/html/*: Regenerate.
2152 2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
2154         PR libstdc++/69506
2155         * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
2157 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
2159         * testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
2160         by a note-test.
2162 2017-04-28  Jonathan Wakely  <jwakely@redhat.com>
2164         PR libstdc++/80553
2165         * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static
2166         assertions to ensure type is destructible.
2167         (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h.
2168         * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n):
2169         Move to stl_construct.h.
2170         * testsuite/20_util/specialized_algorithms/memory_management_tools/
2171         destroy_neg.cc: New test.
2172         * testsuite/23_containers/vector/cons/destructible_neg.cc: New test.
2174         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2175         superfluous "" in dg-error.
2177 2017-04-28  Tom de Vries  <tom@codesourcery.com>
2179         * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove
2180         superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus).
2182 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
2184         * include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp
2185         (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type.
2186         * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()):
2187         Likewise.
2189 2017-04-26  Jonathan Wakely  <jwakely@redhat.com>
2191         * testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve
2192         comment. Ensure first test works because allocator type propagates and
2193         not because is_always_equal is true.
2194         * testsuite/23_containers/vector/52591.cc: Likewise. Restore original
2195         testcase that instantiates the move-assignment operator.
2197 2017-04-24  Jonathan Wakely  <jwakely@redhat.com>
2199         PR libstdc++/80506
2200         * include/bits/random.tcc (gamma_distribution::operator()): Fix magic
2201         number used in loop condition.
2203         PR libstdc++/80504
2204         * include/bits/refwrap.h (ref, cref): Qualify calls.
2205         * testsuite/20_util/reference_wrapper/80504.cc: New test.
2207         PR libstdc++/80493
2208         * include/experimental/optional (optional::swap): Fix exception
2209         specification.
2211 2017-04-21  Jonathan Wakely  <jwakely@redhat.com>
2213         PR libstdc++/80316
2214         * include/std/future (_State_baseV2::_Setter::operator()): Remove
2215         _S_check calls that are done after the pointer to the shared state is
2216         already dereferenced.
2217         (_State_baseV2::_Setter<_Res, void>): Define specialization for void
2218         as partial specialization so it can be defined within the definition
2219         of _State_baseV2.
2220         (_State_baseV2::__setter): Call _S_check.
2221         (_State_baseV2::__setter(promise<void>*)): Add overload for use by
2222         promise<void>::set_value and promise<void>::set_value_at_thread_exit.
2223         (promise<T>, promise<T&>, promise<void>): Make _State a friend.
2224         (_State_baseV2::_Setter<void, void>): Remove explicit specialization.
2225         (promise<void>::set_value, promise<void>::set_value_at_thread_exit):
2226         Use new __setter overload.
2227         * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test.
2228         * testsuite/30_threads/promise/members/set_exception.cc: Test
2229         promise<T&> and promise<void> specializations.
2230         * testsuite/30_threads/promise/members/set_exception2.cc: Likewise.
2231         Test for no_state error condition.
2232         * testsuite/30_threads/promise/members/set_value2.cc: Likewise.
2234         * include/backward/auto_ptr.h: Ignore deprecated warnings from use
2235         of auto_ptr.
2236         * include/bits/shared_ptr.h: Likewise.
2237         * include/bits/shared_ptr_base.h: Likewise.
2238         * include/bits/unique_ptr.h: Likewise.
2239         * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust
2240         dg-error lineno.
2241         * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise.
2242         * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc:
2243         Likewise.
2244         * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc:
2245         Likewise.
2247 2017-04-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
2249         PR libstdc++/68397 std::tr1::expint fails ... long double arguments.
2250         * include/tr1/exp_integral.tcc: Increase iteration limits.
2251         * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/
2252         pr68397.cc: New test.
2253         * testsuite/special_functions/14_expint/pr68397.cc: New test.
2255 2017-04-20  Jonathan Wakely  <jwakely@redhat.com>
2257         PR libstdc++/79862
2258         * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t)
2259         (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t,
2260         (atomic_uint32_t, atomic_int64_t, atomic_uint64_t)
2261         (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t)
2262         (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t)
2263         (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t)
2264         (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t)
2265         (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t)
2266         (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't
2267         define.
2269 2017-04-19  Jonathan Wakely  <jwakely@redhat.com>
2271         * doc/xml/manual/abi.xml: Rephrase one of the references to the
2272         Itanium C++ ABI.
2273         * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement.
2274         * doc/html/*: Regenerate.
2276         * libsupc++/new: Update comment on #endif directive.
2278         PR libstdc++/80448
2279         * include/experimental/bits/fs_dir.h (directory_iterator)
2280         (recursive_directory_iterator): Remove noexcept from defaulted
2281         constructors.
2283         PR libstdc++/80446
2284         * include/std/type_traits (is_aggregate): Change __has_builtin checks.
2285         * libsupc++/new (launder): Likewise.
2287 2017-04-18  Jonathan Wakely  <jwakely@redhat.com>
2289         * include/std/functional (default_searcher, __boyer_moore_array_base)
2290         (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher)
2291         (boyer_moore_horspool_searcher): Remove redundant namespace
2292         qualification.
2293         (default_searcher::operator()): Construct return value early and
2294         advance second member in-place.
2295         (boyer_moore_horspool_searcher::operator()): Increment random access
2296         iterator directly instead of using std::next.
2297         (boyer_moore_searcher::operator()): Fix return value.
2298         * testsuite/20_util/function_objects/searchers.cc: Check both parts
2299         of return values.
2301 2017-04-12  Gerald Pfeifer  <gerald@pfeifer.com>
2303         * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.
2304         * doc/xml/manual/abi.xml. Ditto (thrice).
2306 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
2308         * doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry.
2309         * doc/html/*: Regenerate.
2311         * testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests
2312         that no longer fail.
2314         * include/bits/ios_base.h: Correct comment.
2315         * testsuite/util/testsuite_hooks.h: Likewise.
2317         * doc/xml/manual/status_cxx2017.xml: Update C++17 status table.
2318         * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add
2319         directories for debug, parallel and profile headers.
2320         * doc/html/*: Regenerate.
2322         * include/bits/char_traits.h (__gnu_cxx::char_traits): Add
2323         _GLIBCXX14_CONSTEXPR on assign, compare, find, and length.
2324         (std::char_traits<char>, std::char_traits<wchar_t>): Add
2325         _GLIBCXX17_CONSTEXPR on assign.
2326         (std::char_traits<char16_t>, std::char_traits<char32_t>): Add
2327         _GLIBCXX17_CONSTEXPR on assign, compare, find, and length.
2328         * testsuite/21_strings/char_traits/requirements/
2329         constexpr_functions_c++17.cc: New test.
2331 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2333         PR libstdc++/79141
2334         * include/bits/stl_pair.h (__nonesuch_no_braces): New.
2335         (operator=(typename conditional<
2336         __and_<is_copy_assignable<_T1>,
2337         is_copy_assignable<_T2>>::value,
2338         const pair&, const __nonesuch&>::type)): Change __nonesuch
2339         to __nonesuch_no_braces.
2340         (operator=(typename conditional<
2341         __not_<__and_<is_copy_assignable<_T1>,
2342         is_copy_assignable<_T2>>>::value,
2343         const pair&, const __nonesuch&>::type)): Likewise.
2344         (operator=(typename conditional<
2345         __and_<is_move_assignable<_T1>,
2346         is_move_assignable<_T2>>::value,
2347         pair&&, __nonesuch&&>::type)): Likewise.
2348         * testsuite/20_util/pair/79141.cc: New.
2350 2017-04-03  Ville Voutilainen  <ville.voutilainen@gmail.com>
2352         Implement std::is_aggregate.
2353         * include/std/type_traits (is_aggregate, is_aggregate_v): New.
2354         * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc:
2355         New.
2356         * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise.
2357         * testsuite/20_util/is_aggregate/value.cc: Likewise.
2359 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2361         Adjust optional's pretty printer for LWG 2900.
2362         * python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__):
2363         Look at the nested payload in case of non-experimental optional.
2365 2017-03-29  Ville Voutilainen  <ville.voutilainen@gmail.com>
2367         Implement LWG 2900, The copy and move constructors
2368         of optional are not constexpr.
2369         * include/std/optional (_Optional_payload): New.
2370         (_Optional_base): Remove the bool parameter.
2371         (_Optional_base<_Tp, false>): Remove.
2372         (_Optional_base()): Adjust.
2373         (_Optional_base(nullopt_t)): Likewise.
2374         (_Optional_base(in_place_t, _Args&&...)): Likewise.
2375         (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
2376         Likewise.
2377         (_Optional_base(const _Optional_base&)): Likewise.
2378         (_Optional_base(_Optional_base&&)): Likewise.
2379         (operator=(const _Optional_base&)): Likewise.
2380         (operator=(_Optional_base&&)): Likewise.
2381         (~_Optional_base()): Remove.
2382         (_M_is_engaged()): Adjust.
2383         (_M_get()): Likewise.
2384         (_M_construct(_Args&&...)): Likewise.
2385         (_M_destruct()): Likewise.
2386         (_M_reset()): Likewise.
2387         (_Optional_base::_Empty_byte): Remove.
2388         (_Optional_base::_M_empty): Remove.
2389         (_Optional_base::_M_payload): Adjust.
2390         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2391         * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests.
2393 2017-03-28  Jonathan Wakely  <jwakely@redhat.com>
2395         PR libstdc++/80137
2396         * include/bits/random.tcc (generate_canonical): Use std::nextafter
2397         or numeric_limits::epsilon() to reduce out-of-range values.
2398         * testsuite/26_numerics/random/uniform_real_distribution/operators/
2399         64351.cc: Verify complexity requirement is met.
2401         * doc/xml/manual/abi.xml: Add xml:id anchor.
2402         * doc/xml/manual/using.xml (manual.intro.using.macros): Document
2403         _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes.
2404         (concurrency.io.structure): Add markup.
2405         * doc/html/*: Regenerate.
2407         PR libstdc++/80229
2408         * include/bits/shared_ptr_base.h
2409         (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to
2410         non-const and then use remove_cv to get unqualified type.
2411         * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't
2412         cast away constness on object created const.
2413         * testsuite/20_util/shared_ptr/cons/80229.cc: New test.
2415 2017-03-26  Markus Trippelsdorf  <markus@trippelsdorf.de>
2417         PR libstdc++/80183
2418         * include/bits/stl_tree.h:
2419         (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color.
2421 2017-03-23  Jonathan Wakely  <jwakely@redhat.com>
2423         * testsuite/23_containers/array/tuple_interface/
2424         tuple_element_debug_neg.cc: Adjust dg-error.
2425         * testsuite/23_containers/list/operations/78389.cc: Fix less-than to
2426         define a valid strict weak ordering.
2427         * testsuite/23_containers/priority_queue/67085.cc: Disable test for
2428         Debug Mode, due to debug checks making extra copies of predicate.
2429         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2430         Likewise.
2432         * doc/xml/faq.xml: Add link.
2433         * doc/xml/manual/backwards_compatibility.xml: Remove outdated
2434         information on pre-ISO headers. Replace broken link to C++ FAQ Lite.
2435         * doc/xml/manual/io.xml: Update broken link.
2436         * doc/html/*: Regenerate.
2438 2017-03-23  Daniel Kruegler  <daniel.kruegler@gmail.com>
2440         Implement LWG 2686, Why is std::hash specialized for error_code,
2441         but not error_condition?
2442         * include/std/system_error (hash<error_condition>): Define for C++17.
2443         * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
2444         Instantiate test for error_condition.
2445         * testsuite/20_util/hash/requirements/explicit_instantiation.cc
2446         (hash<error_condition>): Instantiate hash<error_condition>.
2448         * include/bits/c++config (_GLIBCXX17_INLINE): Define.
2449         * include/bits/regex_constants.h (All std::regex_constants constants):
2450         Add _GLIBCXX17_INLINE as per P0607R0.
2451         * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock):
2452         Likewise.
2453         * include/bits/stl_pair.h (piecewise_construct): Likewise.
2454         * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v)
2455         (__is_uses_allocator_constructible_v)
2456         (__is_nothrow_uses_allocator_constructible_v): Likewise.
2457         * include/std/chrono (treat_as_floating_point_v): Likewise.
2458         * include/std/functional (is_bind_expression_v, is_placeholder_v):
2459         Likewise.
2460         * include/std/optional (nullopt): Likewise.
2461         * include/std/ratio (ratio_equal_v, ratio_not_equal_v, ratio_less_v)
2462         ratio_less_equal_v, ratio_greater_v, ratio_greater_equal_v): Likewise.
2463         * include/std/system_error (is_error_code_enum_v)
2464         (is_error_condition_enum_v): Likewise.
2465         * include/std/tuple (tuple_size_v, ignore): Likewise.
2466         (ignore): Declare ignore constexpr as per LWG 2773, declare assignment
2467         constexpr as per LWG 2933.
2468         * include/std/type_traits (All variable templates): Add
2469         _GLIBCXX17_INLINE as per P0607R0.
2470         * include/std/variant (variant_size_v, variant_npos, __index_of_v)
2471         (__tuple_count_v, __exactly_once): Likewise.
2472         * testsuite/18_support/headers/new/synopsis.cc
2473         (hardware_destructive_interference_size)
2474         (hardware_constructive_interference_size): Likewise for commented-out
2475         variables.
2476         * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new
2477         test function for constexpr std::ignore (LWG 2773).
2478         * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New
2479         test for LWG 2933.
2481 2017-03-22  Jonathan Wakely  <jwakely@redhat.com>
2483         * include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction
2484         guides for C++17.
2485         * include/bits/std_function.h (function): Likewise.
2486         * include/bits/stl_pair.h (pair): Likewise.
2487         * include/debug/array (__gnu_debug::array): Likewise.
2488         * include/std/array (array): Likewise.
2489         * include/std/functional (make_default_searcher)
2490         (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher):
2491         Remove generator functions.
2492         * include/std/tuple (tuple): Add deduction guides.
2493         * include/std/valarray (valarray): Likewise.
2494         * testsuite/20_util/function_objects/searchers.cc: Adjust to use
2495         class template argument deduction instead of generator functions.
2496         * testsuite/20_util/function/cons/deduction.cc: New test.
2497         * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ...
2498         * testsuite/20_util/optional/cons/deduction.cc: ... here.
2499         * testsuite/20_util/pair/cons/deduction.cc: New test.
2500         * testsuite/20_util/shared_ptr/cons/deduction.cc: New test.
2501         * testsuite/20_util/tuple/cons/deduction.cc: New test.
2502         * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error.
2503         * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test.
2504         * testsuite/20_util/weak_ptr/cons/deduction.cc: New test.
2505         * testsuite/23_containers/array/cons/deduction.cc: New test.
2506         * testsuite/23_containers/array/cons/deduction_neg.cc: New test.
2507         * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
2508         Adjust dg-error.
2509         * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
2510         * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
2511         Likewise.
2512         * testsuite/26_numerics/valarray/deduction.cc: New test.
2513         * testsuite/30_threads/lock_guard/cons/deduction.cc: New test.
2514         * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test.
2515         * testsuite/30_threads/unique_lock/cons/deduction.cc: New test.
2517 2017-03-20  François Dumont  <fdumont@gcc.gnu.org>
2519         * include/bits/stl_deque.h (deque): Access allocator value_type only if
2520         concept checks are enabled.
2521         * include/bits/stl_stack.h (stack): Likewise.
2522         * include/bits/stl_vector.h (vector): Likewise.
2523         * include/bits/stl_list.h (list): Likewise and check
2524         _SGIAssignableConcept only in C++03.
2525         * include/bits/stl_map.h (map): Likewise.
2526         * include/bits/stl_set.h (set): Likewise.
2527         * include/bits/stl_multimap.h (multimap): Likewise.
2528         * include/bits/stl_multiset.h (multiset): Likewise.
2529         * include/bits/stl_queue.h (queue, priority_queue): Likewise.
2531 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
2533         * doc/xml/manual/appendix_contributing.xml: Convert link to
2534         ansi.org to https.
2535         Update link to the C++ standard at ansi.org.
2537         * doc/xml/faq.xml: Remove information redundant with the above;
2538         instead add a reference.
2540 2017-03-17  Jonathan Wakely  <jwakely@redhat.com>
2542         * src/c++11/codecvt.cc (range): Add non-type template parameter and
2543         define oerloaded operators for reading and writing code units.
2544         (range<Elem, false>): Define partial specialization for accessing
2545         wide characters in potentially unaligned byte ranges.
2546         (ucs2_span(const char16_t*, const char16_t*, ...))
2547         (ucs4_span(const char16_t*, const char16_t*, ...)): Change parameters
2548         to range<const char16_t, false> in order to avoid unaligned reads.
2549         (__codecvt_utf16_base<char16_t>::do_out)
2550         (__codecvt_utf16_base<char32_t>::do_out)
2551         (__codecvt_utf16_base<wchar_t>::do_out): Use range specialization for
2552         unaligned data to avoid unaligned writes.
2553         (__codecvt_utf16_base<char16_t>::do_in)
2554         (__codecvt_utf16_base<char32_t>::do_in)
2555         (__codecvt_utf16_base<wchar_t>::do_in): Likewise for writes. Return
2556         error if there are unprocessable trailing bytes.
2557         (__codecvt_utf16_base<char16_t>::do_length)
2558         (__codecvt_utf16_base<char32_t>::do_length)
2559         (__codecvt_utf16_base<wchar_t>::do_length): Pass arguments of type
2560         range<const char16_t, false> to span functions.
2561         * testsuite/22_locale/codecvt/codecvt_utf16/misaligned.cc: New test.
2563 2017-03-16  Jonathan Wakely  <jwakely@redhat.com>
2565         PR libstdc++/79980
2566         * src/c++11/codecvt.cc (to_integer(codecvt_mode)): Fix target type.
2568         PR libstdc++/80041
2569         * src/c++11/codecvt.cc (__codecvt_utf16_base<wchar_t>::do_out)
2570         (__codecvt_utf16_base<wchar_t>::do_in): Convert char arguments to
2571         char16_t to work with UTF-16 instead of UTF-8.
2572         * testsuite/22_locale/codecvt/codecvt_utf16/80041.cc: New test.
2574         * src/c++11/codecvt.cc (codecvt<char16_t, char, mbstate_t>)
2575         (codecvt<char32_t, char, mbstate_t>, __codecvt_utf8_base<char16_t>)
2576         (__codecvt_utf8_base<char32_t>, __codecvt_utf8_base<wchar_t>)
2577         (__codecvt_utf16_base<char16_t>, __codecvt_utf16_base<char32_t>)
2578         (__codecvt_utf16_base<wchar_t>, __codecvt_utf8_utf16_base<char16_t>)
2579         (__codecvt_utf8_utf16_base<char32_t>)
2580         (__codecvt_utf8_utf16_base<wchar_t>): Fix do_encoding() and
2581         do_max_length() return values.
2582         * testsuite/22_locale/codecvt/codecvt_utf16/members.cc: New test.
2583         * testsuite/22_locale/codecvt/codecvt_utf8/members.cc: New test.
2584         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/members.cc: New test.
2586         PR libstdc++/79980
2587         * include/bits/locale_conv.h (__do_str_codecvt): Set __count on
2588         error path.
2589         * src/c++11/codecvt.cc (operator&=, operator|=, operator~): Overloads
2590         for manipulating codecvt_mode values.
2591         (read_utf16_bom): Compare input to BOM constants instead of integral
2592         constants that depend on endianness.  Take mode parameter by
2593         reference and adjust it, to distinguish between no BOM present and
2594         UTF-16BE BOM present.
2595         (ucs4_in, ucs2_span, ucs4_span): Adjust calls to read_utf16_bom.
2596         (surrogates): New enumeration type.
2597         (utf16_in, utf16_out): Add surrogates parameter to choose between
2598         UTF-16 and UCS2 behaviour.
2599         (utf16_span, ucs2_span): Use std::min not std::max.
2600         (ucs2_out): Use std::min not std::max.  Disallow surrogate pairs.
2601         (ucs2_in): Likewise. Adjust calls to read_utf16_bom.
2602         * testsuite/22_locale/codecvt/codecvt_utf16/79980.cc: New test.
2603         * testsuite/22_locale/codecvt/codecvt_utf8/79980.cc: New test.
2605         PR libstdc++/79511
2606         * src/c++11/codecvt.cc (write_utf16_code_point): Don't write 0xffff
2607         as a surrogate pair.
2608         (__codecvt_utf8_utf16_base<char32_t>::do_in): Use native endianness
2609         for internal representation.
2610         (__codecvt_utf8_utf16_base<wchar_t>::do_in): Likewise.
2611         * testsuite/22_locale/codecvt/codecvt_utf8_utf16/79511.cc: New test.
2613         PR libstdc++/80064
2614         * include/bits/stl_heap.h (__is_heap, push_heap, __adjust_heap)
2615         (pop_heap, make_heap, sort_heap, is_heap_until, is_heap): Cope with
2616         invalid instantiations using function types for _Compare argument.
2617         * testsuite/25_algorithms/make_heap/80064.cc: New test.
2619         PR libstdc++/67440
2620         * python/libstdcxx/v6/printers.py (find_type): Avoid gdb.Type.name
2621         for GDB 7.6 compatibility, use gdb.Type.unqualified instead.
2623 2017-03-15  Ville Voutilainen  <ville.voutilainen@gmail.com>
2625         Implement LWG 2857, {variant,optional,any}::emplace should
2626         return the constructed value.
2627         * include/std/any (emplace(_Args&&...)): Change the return type and
2628         return a reference to the constructed value.
2629         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2630         * include/std/optional (emplace(_Args&&...)): Likewise.
2631         (emplace(initializer_list<_Up>, _Args&&...)): Likewise.
2632         * include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
2633         (emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
2634         (emplace<_Np>(_Args&&...)): Likewise.
2635         (emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
2636         * testsuite/20_util/any/assign/emplace.cc: Add tests for
2637         checking the return value of emplace.
2638         * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
2639         * testsuite/20_util/optional/assignment/6.cc: Add tests for
2640         checking the return value of emplace.
2641         * testsuite/20_util/variant/run.cc: Likewise.
2643 2017-03-15  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
2645         PR libstdc++/62045
2646         * include/ext/pb_ds/qdetail/binary_heap_/binary_heap_.hpp
2647         (is_heap): Remove.
2648         (push_heap): Remove the wrong checking using is_heap.
2649         (make_heap): Remove the assertion using is_heap.
2650         * include/ext/pb_ds/detail/binary_heap_/insert_fn_imps.hpp
2651         (modify): Ditto.
2652         (resize_for_insert_if_needed): Add PB_DS_ASSERT_VALID after
2653         calling make_heap.
2655 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2657         PR libstdc++/62045
2658         * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc:
2659         New test.
2660         * testsuite/ext/pb_ds/regression/priority_queues.cc: Fix copy&paste
2661         error in comment.
2663 2017-03-15  Jonathan Wakely  <jwakely@redhat.com>
2665         * acinclude.m4 (GLIBCXX_CHECK_S_ISREG_OR_S_IFREG): Fix typo in
2666         comment.
2667         * config.h.in: Regenerate.
2668         * configure: Regenerate.
2669         * doc/Makefile.in: Regenerate.
2671 2017-03-14  Jonathan Wakely  <jwakely@redhat.com>
2673         PR libstdc++/79162
2674         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
2675         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Replace
2676         with a constrained template.
2677         [!_GLIBCXX_USE_CXX11_ABI]
2678         (basic_string<C,T,A>::operator=(basic_string_view<C,T>)): Likewise.
2679         * testsuite/21_strings/basic_string/cons/char/79162.cc: New test.
2680         * testsuite/21_strings/basic_string/cons/wchar_t/79162.cc: New test.
2682 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2684         PR libstdc++/80034
2685         * include/bits/list.tcc (merge(list&&)): Use const for the size_t
2686         in the catch-block.
2687         (merge(list&&, _StrictWeakOrdering)): Likewise.
2688         * testsuite/23_containers/list/operations/80034.cc: New.
2690 2017-03-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
2692         Implement LWG 2806, Base class of bad_optional_access.
2693         * include/std/optional (bad_optional_access):
2694         Derive from std::exception.
2695         (bad_optional_access::bad_optional_access): Adjust.
2696         (bad_optional_access::what): New.
2697         (__throw_bad_optional_access(const char*)):
2698         Remove the parameter and adjust calls.
2699         * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2700         * testsuite/20_util/optional/typedefs.cc: Likewise.
2702 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
2704         Implement LWG 2934, optional<const T> doesn't compare with T.
2705         * include/std/optional
2706         (operator==(const optional<_Tp>&, const optional<_Tp>&)):
2707         Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
2708         (operator!=(const optional<_Tp>&, const optional<_Tp>&)):
2709         Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
2710         (operator<(const optional<_Tp>&, const optional<_Tp>&)):
2711         Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
2712         (operator>(const optional<_Tp>&, const optional<_Tp>&)):
2713         Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
2714         (operator<=(const optional<_Tp>&, const optional<_Tp>&)):
2715         Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
2716         (operator>=(const optional<_Tp>&, const optional<_Tp>&)):
2717         Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
2718         (operator==(const optional<_Tp>&, const _Tp&)):
2719         Turn into operator==(const optional<_Tp>&, const _Up&).
2720         (operator==(const _Tp&, const optional<_Tp>&)):
2721         Turn into operator==(const _Up&, const optional<_Tp>&).
2722         (operator!=(const optional<_Tp>&, const _Tp&)):
2723         Turn into operator!=(const optional<_Tp>&, const _Up&).
2724         (operator!=(const _Tp&, const optional<_Tp>&)):
2725         Turn into operator!=(const _Up&, const optional<_Tp>&).
2726         (operator<(const optional<_Tp>&, const _Tp&)):
2727         Turn into operator<(const optional<_Tp>&, const _Up&).
2728         (operator<(const _Tp&, const optional<_Tp>&)):
2729         Turn into operator<(const _Up&, const optional<_Tp>&).
2730         (operator>(const optional<_Tp>&, const _Tp&)):
2731         Turn into operator>(const optional<_Tp>&, const _Up&).
2732         (operator>(const _Tp&, const optional<_Tp>&)):
2733         Turn into operator>(const _Up&, const optional<_Tp>&).
2734         (operator<=(const optional<_Tp>&, const _Tp&)):
2735         Turn into operator<=(const optional<_Tp>&, const _Up&).
2736         (operator<=(const _Tp&, const optional<_Tp>&)):
2737         Turn into operator<=(const _Up&, const optional<_Tp>&).
2738         (operator>=(const optional<_Tp>&, const _Tp&)):
2739         Turn into operator>=(const optional<_Tp>&, const _Up&).
2740         (operator>=(const _Tp&, const optional<_Tp>&)):
2741         Turn into operator>=(const _Up&, const optional<_Tp>&).
2742         * testsuite/20_util/optional/relops/7.cc: New.
2744 2017-03-10  Jonathan Wakely  <jwakely@redhat.com>
2746         * testsuite/17_intro/names.cc: Undefine macros that clash with
2747         identifiers in AIX system headers.
2749         * include/bits/invoke.h (__invoke): Use __invoke_result instead of
2750         result_of, and __is_nothrow_invocable instead of
2751         __is_nothrow_callable.
2752         * include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
2753         instead of __is_callable.
2754         * include/std/functional (invoke): use invoke_result_t instead of
2755         result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
2756         (_Not_fn): Use __invoke_result instead of result_of.
2757         * include/std/type_traits (__result_of_memobj, __result_of_memfun):
2758         Remove partial specializations for reference_wrapper types.
2759         (__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
2760         (__invoke_result): Define replacement for result_of and then use it to
2761         define result_of.
2762         (__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
2763         with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
2764         respectively.
2765         (invoke_result, invoke_result_t): Define for C++17.
2766         (is_callable, is_nothrow_callable): Replace with is_invocable,
2767         is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
2768         (is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
2769         is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
2770         * include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
2771         instead of is_nothrow_callable_v.
2772         * testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
2773         main function.
2774         * testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
2775         instead of is_callable.
2776         * testsuite/20_util/is_callable/*: Rename directory and adjust tests
2777         to use new traits.
2778         * testsuite/20_util/is_nothrow_callable/*: Likewise.
2779         * testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
2780         is_callable.
2781         * testsuite/20_util/variant/hash.cc: Likewise.
2783 2017-03-10  George Lander  <george.lander@arm.com>
2785         * acinclude.m4 (glibcxx_cv_obsolete_isnan): Define
2786         _GLIBCXX_INCLUDE_NEXT_C_HEADERS before including math.h.
2787         * configure: Regenerate.
2789 2017-03-09  Jonathan Wakely  <jwakely@redhat.com>
2791         * include/std/functional (_Not_fn): Define macro to simplify
2792         repetitive function definitions.
2794         * doc/xml/manual/status_cxx2017.xml: Document std::byte support.
2795         * include/c_global/cstddef (std::byte): Define for C++17.
2796         * testsuite/18_support/byte/global_neg.cc: New test.
2797         * testsuite/18_support/byte/ops.cc: New test.
2798         * testsuite/18_support/byte/requirements.cc: New test.
2800 2017-03-05  Jonathan Wakely  <jwakely@redhat.com>
2802         * doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
2803         * doc/html/*: Regenerate.
2804         * include/std/mutex (scoped_lock): Implement new C++17 template.
2805         * testsuite/30_threads/scoped_lock/cons/1.cc: New test.
2806         * testsuite/30_threads/scoped_lock/requirements/
2807         explicit_instantiation.cc: New test.
2808         * testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
2810 2017-03-02  Gerald Pfeifer  <gerald@pfeifer.com>
2811             François Dumont  <frs.dumont@gmail.com>
2812             Jonathan Wakely  <jwakely@redhat.com>
2814         * doc/xml/manual/debug_mode.xml: Update and simplify note
2815         on link- and run-time coexistence.
2817 2017-03-02  Jonathan Wakely  <jwakely@redhat.com>
2819         * testsuite/17_intro/headers/names.cc: Rename to ...
2820         * testsuite/17_intro/names.cc: ... here.
2822         PR libstdc++/79789
2823         * include/bits/hashtable_policy.h (__clp2): Use reserved names for
2824         parameters and local variables.
2825         * include/bits/ios_base.h (make_error_code, make_error_condition):
2826         Likewise.
2827         * include/bits/list.tcc (list::sort): Likewise.
2828         * include/bits/mask_array.h (mask_array): Likewise.
2829         * include/bits/regex.h (regex_token_iterator): Likewise.
2830         * include/bits/slice_array.h (slice_array): Likewise.
2831         * include/bits/stl_algo.h (__sample): Likewise.
2832         * include/std/memory (undeclare_no_pointers): Likewise.
2833         * include/std/type_traits (is_callable_v, is_nothrow_callable_v):
2834         Likewise.
2835         * libsupc++/exception_ptr.h (__dest_thunk): Likewise.
2836         * testsuite/17_intro/headers/names.cc: New test.
2838         PR libstdc++/79798
2839         * include/std/functional (bind::_Res_type_impl): Fix incorrect use of
2840         result_of that loses top-level cv-qualifiers.
2841         * testsuite/20_util/bind/79798.cc: New test.
2843 2017-03-01  Gerald Pfeifer  <gerald@pfeifer.com>
2845         * doc/xml/manual/documentation_hacking.xml: Tweak link to
2846         doxygen.org.
2848 2017-02-23  Jonathan Wakely  <jwakely@redhat.com>
2850         * include/experimental/iterator: Include <iterator>.
2851         * testsuite/experimental/iterator/requirements.cc: Check for contents
2852         of <iterator>.
2854 2017-02-19  Dinka Ranns  <dinka.ranns@googlemail.com>
2856         C++17 GB50 resolution
2857         * include/std/chrono (duration::operator++()): Add
2858         _GLIBCXX17_CONSTEXPR.
2859         (duration::operator++(int)): Likewise.
2860         (duration::operator--()): Likewise.
2861         (duration::operator--(int)): Likewise.
2862         (duration::operator+=(const duration&)): Likewise.
2863         (duration::operator-=(const duration&)): Likewise.
2864         (duration::operator*=(const rep&)): Likewise.
2865         (duration::operator/=(const rep&)): Likewise.
2866         (duration::operator%=(const rep&)): Likewise.
2867         (duration::operator%=(const duration&)): Likewise.
2868         (time_point::operator+=(const duration&)): Likewise.
2869         (time_point::operator-=(const duration&)): Likewise.
2870         * testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
2871         * testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
2872         * testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
2874 2017-02-19  Gerald Pfeifer  <gerald@pfeifer.com>
2876         * doc/xml/manual/debug.xml: Adjust link to ThreadSanitizer.
2878 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2880         * doc/xml/manual/io.xml: Update link to groups.google.com.
2881         Tweak link description.
2883 2017-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
2885         * doc/xml/manual/profile_mode.xml: Fix link.
2887 2017-02-16  Gerald Pfeifer  <gerald@pfeifer.com>
2889         * doc/xml/manual/policy_data_structures.xml: Simplify and
2890         standardize references to boost.org.
2891         * doc/xml/manual/policy_data_structures_biblio.xml: Ditto.
2892         * doc/xml/manual/shared_ptr.xml: Ditto.
2894 2017-02-16  Jonathan Wakely  <jwakely@redhat.com>
2896         PR libstdc++/60936
2897         * src/c++11/snprintf_lite.cc (__concat_size_t): Calculate length
2898         written to buffer, not length remaining in buffer.
2900 2017-02-15  Tim Shen  <timshen@google.com>
2902         PR libstdc++/78723
2903         * include/std/variant (operator<(), operator>(), operator<=(),
2904         operator>=(), operator==(), operator!=()): Implement P0393R3.
2905         * testsuite/20_util/variant/compile.cc: Adjust tests.
2906         * testsuite/20_util/variant/run.cc: Adjust tests.
2908 2017-02-15  Tim Shen  <timshen@google.com>
2910         PR libstdc++/79513
2911         * include/std/variant (visit()): Forward variant types to the return
2912         type detection code.
2913         * testsuite/20_util/variant/compile.cc: Add test cases.
2915 2017-02-13  H.J. Lu  <hongjiu.lu@intel.com>
2917         PR libstdc++/79348
2918         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
2920 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
2922         PR libstdc++/79348
2923         * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
2924         * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise.
2925         * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Likewise.
2926         * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise.
2927         * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Likewise.
2928         * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Likewise.
2929         * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Likewise.
2930         * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Likewise.
2931         * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise.
2933 2017-02-13  Jonathan Wakely  <jwakely@redhat.com>
2935         PR libstdc++/79486
2936         * include/std/future (__future_base::_Task_state::_M_run)
2937         (__future_base::_Task_state::_M_run_delayed): Use lvalue types in
2938         result_of expressions.
2939         * testsuite/30_threads/packaged_task/79486.cc: New.
2941 2017-02-11  Jonathan Wakely  <jwakely@redhat.com>
2943         PR libstdc++/79467
2944         * include/bits/shared_ptr_base.h (__shared_ptr(_Yp*, _Deleter))
2945         (__shared_ptr(_Yp*, _Deleter, _Alloc)): Use lvalue types in
2946         __is_callable check.
2947         * testsuite/20_util/shared_ptr/cons/79467.cc: New.
2949         * include/bits/atomic_base.h: Re-indent.
2951 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
2953         * doc/xml/manual/profile_mode.xml: Update a paper reference.
2955 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2957         * src/c++11/snprintf_lite.cc (__err): Use https for bug reporting.
2959 2017-02-08  Jonathan Wakely  <jwakely@redhat.com>
2961         * doc/xml/manual/policy_data_structures.xml: Fix spelling of author's
2962         name.
2963         * doc/xml/manual/policy_data_structures_biblio.xml: Likewise. Remove
2964         broken links to texts that are no longer online.
2965         * doc/xml/manual/profile_mode.xml: Update links to CGO 2009 paper and
2966         LCPC 2006 paper.
2967         * doc/xml/manual/using.xml: Update links to memory model information.
2968         * doc/xml/manual/using_exceptions.xml: Update link to "Appendix E:
2969         Standard-Library Exception Safety".
2970         * doc/html/*: Regenerate.
2972 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2974         * doc/xml/manual/profile_mode.xml: Unbreak link to
2975         "Optimizing Sorting with Machine Learning Algorithms".
2977 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2979         * src/c++11/snprintf_lite.cc (__err): Update bug reporting URL.
2981 2017-02-08  Gerald Pfeifer  <gerald@pfeifer.com>
2983         * doc/xml/manual/abi.xml: Update link to "Sun Studio 11: C++
2984         Migration Guide".
2986 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
2988         * doc/html/ext/lwg-active.html: Remove.
2989         * doc/html/ext/lwg-closed.html: Ditto.
2990         * doc/html/ext/lwg-defects.html: Ditto.
2992         * doc/Makefile.am (xml_extradir): Remove.
2993         (xml_extra): Ditto.
2994         (stamp-html-docbook-lwg): Remove recipe...
2995         (stamp-html-docbook-data): ...and its use here.
2996         * doc/Makefile.in: Regenerate.
2998         * doc/xml/manual/intro.xml: Shorten two paragraphs explaining
2999         the relationship to the upstream working group.
3000         Replace a local link to ../ext/lwg-active.html by the upstream one.
3001         Replace all reference to ../ext/lwg-defects.html by a new entity
3002         &DR; which refers to the upstream address.
3004 2017-02-07  Gerald Pfeifer  <gerald@pfeifer.com>
3006         * doc/xml/manual/status_cxx2017.xml: Fix link to N4284.
3008 2017-02-06  Jonathan Wakely  <jwakely@redhat.com>
3010         PR libstdc++/79323
3011         * testsuite/20_util/duration/literals/range.cc: Prune extra output
3012         at -O0.
3014 2017-02-06  Gerald Pfeifer  <gerald@pfeifer.com>
3016         * doc/xml/manual/documentation_hacking.xml: Update URL of the
3017         DocBook Element Reference.  Use that term as link description
3018         instead of "online".
3019         epubcheck has moved to GitHub.
3020         Remove obsolete link to DocBook Publishing Tools.
3022 2017-02-03  Jonathan Wakely  <jwakely@redhat.com>
3024         PR libstdc++/66145
3025         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Restore ABI override
3026         so new ios::failure can be caught even when old ABI is the default.
3027         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3028         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3029         exceptions_failbit.cc: Likewise.
3030         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3031         exceptions_failbit.cc: Likewise.
3032         * testsuite/27_io/basic_istream/extractors_other/char/
3033         exceptions_null.cc: Likewise.
3034         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3035         exceptions_null.cc: Likewise.
3036         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3037         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3038         * testsuite/27_io/basic_ostream/inserters_other/char/
3039         exceptions_null.cc: Likewise.
3040         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3041         exceptions_null.cc: Likewise.
3042         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3044         PR libstdc++/60936
3045         * src/c++11/Makefile.am: Add new files.
3046         * src/c++11/Makefile.in: Regenerate.
3047         * src/c++11/cow-string-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3048         (operator<<, operator>>, getline): Move explicit instantiations to ...
3049         * src/c++11/cow-string-io-inst.cc: ... new file.
3050         * src/c++11/cow-wstring-inst.cc [!_GLIBCXX_USE_CXX11_ABI]
3051         (operator<<, operator>>, getline): Move explicit instantiations to ...
3052         * src/c++11/cow-wstring-io-inst.cc: ... new file.
3053         * src/c++11/functexcept.cc (__throw_ios_failure, __throw_system_error)
3054         (__throw_future_error, __throw_bad_function_call):
3055         (__throw_regex_error): Move functions for C++11 exceptions to the
3056         files that define the exception types.
3057         * src/c++11/functional.cc (__throw_bad_function_call): Move here.
3058         * src/c++11/future.cc (__throw_future_error): Likewise.
3059         * src/c++11/ios.cc (__throw_ios_failure): Likewise.
3060         * src/c++11/regex.cc (__throw_regex_error): Likewise.
3061         * src/c++11/snprintf_lite.cc (__concat_size_t): Print decimal
3062         representation directly instead of calling __int_to_char.
3063         * src/c++11/sso_string.cc (__sso_string): New file for definition
3064         of __sso_string type.
3065         * src/c++11/string-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3066         explicit instantiations of narrow string I/O functions.
3067         * src/c++11/system_error.cc (__throw_system_error): Move here.
3068         (__sso_string): Move to new file.
3069         * src/c++11/wstring-io-inst.cc [_GLIBCXX_USE_CXX11_ABI]: New file for
3070         explicit instantiations of wide string I/O functions.
3071         * src/c++98/misc-inst.cc [_GLIBCXX_USE_CXX11_ABI] (operator<<)
3072         (operator>>, getline): Remove explicit instantiations from here.
3074 2017-02-02  H.J. Lu  <hongjiu.lu@intel.com>
3076         * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Updated.
3078 2017-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3080         * configure.host: Separate Solaris/SPARC and x86 baselines.
3081         * config/abi/post/solaris2.10/baseline_symbols.txt: Move ...
3082         * config/abi/post/sparc-solaris2.10/baseline_symbols.txt: ... here.
3083         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Move ...
3084         * config/abi/post/sparc-solaris2.10/sparcv9/baseline_symbols.txt:
3085         ... here.
3086         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Move ...
3087         * config/abi/post/i386-solaris2.10/amd64/baseline_symbols.txt: ... here.
3088         * config/abi/post/i386-solaris2.10/baseline_symbols.txt: New file.
3089         * config/abi/post/solaris2.11/baseline_symbols.txt: Move ...
3090         * config/abi/post/sparc-solaris2.11/baseline_symbols.txt: ... here.
3091         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Move ...
3092         * config/abi/post/sparc-solaris2.11/sparcv9/baseline_symbols.txt:
3093         ... here.
3094         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Move ...
3095         * config/abi/post/i386-solaris2.11/amd64/baseline_symbols.txt: ... here.
3096         * config/abi/post/i386-solaris2.11/baseline_symbols.txt: New file.
3098         * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate.
3099         * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
3100         * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
3101         * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise.
3102         * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise.
3103         * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise.
3105 2017-02-01  Jonathan Wakely  <jwakely@redhat.com>
3107         PR libstdc++/78346
3108         * include/bits/predefined_ops.h (_Iter_equals_iter): Store iterator
3109         not its referent.
3110         (_Iter_comp_to_iter): Likewise.
3111         * testsuite/25_algorithms/search/78346.cc: New test.
3113         PR libstdc++/79254
3114         * config/abi/pre/gnu.ver: Remove recently added symbols.
3115         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3116         (basic_string::_M_copy_assign): Remove.
3117         (basic_string::operator=(const basic_string&)): Don't dispatch to
3118         _M_copy_assign. If source object is small just deallocate, otherwise
3119         perform new allocation before making any changes.
3120         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3121         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3122         Remove.
3123         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3124         Test cases where the allocators are equal or the string is small.
3125         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3126         Likewise.
3128 2017-01-30  Ville Voutilainen  <ville.voutilainen@gmail.com>
3130         Implement LWG 2825, LWG 2756 breaks class template argument
3131         deduction for optional.
3132         * include/std/optional: Add a deduction guide.
3133         * testsuite/20_util/optional/cons/deduction_guide.cc: New.
3135 2017-01-27  Jonathan Wakely  <jwakely@redhat.com>
3137         PR libstdc++/79254
3138         * config/abi/pre/gnu.ver: Add new symbols.
3139         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
3140         (basic_string::_M_copy_assign): New overloaded functions to perform
3141         copy assignment.
3142         (basic_string::operator=(const basic_string&)): Dispatch to
3143         _M_copy_assign.
3144         * include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
3145         (basic_string::_M_copy_assign(const basic_string&, true_type)):
3146         Define, performing rollback on exception.
3147         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3148         Test exception-safety guarantee.
3149         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3150         Likewise.
3151         * testsuite/util/testsuite_allocator.h (uneq_allocator::swap): Make
3152         std::swap visible.
3154 2017-01-26  Jonathan Wakely  <jwakely@redhat.com>
3156         PR libstdc++/70607
3157         * include/tr1/complex (conj): Remove using-declaration and restore
3158         overloads, reverting previous change.
3160         * testsuite/23_containers/list/operations/78389.cc: Fix for C++11
3161         mode.
3162         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3163         Mark as unsupported in C++98 mode.
3164         * testsuite/23_containers/queue/requirements/constructible.cc:
3165         Likewise.
3166         * testsuite/23_containers/stack/requirements/constructible.cc:
3167         Likewise.
3168         * testsuite/25_algorithms/make_heap/movable.cc: Fix for C++11 mode.
3170         PR libstdc++/79243
3171         * include/bits/c++config (literals::string_view_literals::__7): Add.
3172         Only declare versioned namespaces for the relevant C++ dialects.
3173         * include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
3174         Add versioning macros.
3175         * include/experimental/bits/lfts_config.h:
3176         (fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
3177         * include/experimental/string_view (fundamentals_v2::__detail):
3178         Add versioning macros.
3179         (fundamentals_v2::__detail::__identity): Remove.
3180         (fundamentals_v2::__detail::__idt): Use common_type instead of
3181         __detail::__identity.
3182         * include/std/string_view (__detail::__identity, __detail::__idt):
3183         Likewise.
3184         (literals::string_view_literals): Fix nesting of versioning macros.
3186         PR libstdc++/79190
3187         * libsupc++/del_opa.cc (operator delete(void*, std::align_val_t))
3188         [!_GLIBCXX_HAVE_ALIGNED_ALLOC && !_GLIBCXX_HAVE_POSIX_MEMALIGN
3189         && !_GLIBCXX_HAVE_MEMALIGN && !_GLIBCXX_HAVE__ALIGNED_MALLOC]:
3190         Retrieve original pointer value allocated by malloc.
3191         * libsupc++/new_opa.cc [!_GLIBCXX_HAVE_ALIGNED_ALLOC
3192         && !_GLIBCXX_HAVE_POSIX_MEMALIGN && !_GLIBCXX_HAVE_MEMALIGN
3193         && !_GLIBCXX_HAVE__ALIGNED_MALLOC] (aligned_alloc(size_t, size_t)):
3194         Define, adjusting pointer value allocated by malloc and storing for
3195         retrieval by operator delete.
3197 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
3199         * libsupc++/eh_atomics.h: Update copyright years.
3200         * testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
3202 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
3204         PR libstdc++/61791
3205         PR libstdc++/70607
3206         * include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
3207         (proj(T), conj(T)): Change return types per DR 1522.
3208         * include/tr1/complex (conj): Remove overloads and use std::conj.
3209         * testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
3210         * testsuite/26_numerics/complex/dr781.cc: ... this, and update.
3211         * testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
3212         real(T) and imag(T). Allow testing for C++11 too.
3214 2017-01-24  Jonathan Wakely  <jwakely@redhat.com>
3216         PR libstdc++/79206
3217         * include/experimental/string_view (operator==): Check sizes first.
3218         * include/std/string_view (operator==): Likewise.
3220 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3222         * testsuite/experimental/array/make_array.cc: Restore <functional>
3223         inclusion.
3225 2017-01-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>
3227         * testsuite/29_atomics/atomic/69301.cc: Require atomic builtins.
3229 2017-01-23  Jonathan Wakely  <jwakely@redhat.com>
3231         PR libstdc++/79195
3232         * include/experimental/array (__make_array_elem): New class template
3233         and partial specialization.
3234         (__is_reference_wrapper): Move into __make_array_elem specialization.
3235         (make_array): Use __make_array_elem to determine element type and move
3236         static assertion into specialization. Qualify std::forward call.
3237         (to_array): Add exception specifiation.
3238         * testsuite/experimental/array/make_array.cc: Test argument types
3239         without a common type.
3240         * testsuite/experimental/array/neg.cc: Adjust expected error message.
3242 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3244         * doc/xml/manual/debug.xml: code.google.com uses https now.
3246 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
3248         * doc/xml/manual/test.xml: Fix link into gccint online manual.
3250 2017-01-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
3252         Make poisoned hashes SFINAE away the call operator of the hash.
3253         * include/bits/functional_hash.h
3254         (__poison_hash::__enable_hash_call): New.
3255         * include/std/optional (__optional_hash_call_base): New.
3256         (hash<optional<_Tp>>): Derive from the new base,
3257         move the hash function into that base.
3258         * include/std/variant (__variant_hash_call_base_impl): New.
3259         (__variant_hash_call_base): Likewise.
3260         (hash<variant<_Types...>>): Derive from the new base,
3261         move the hash function into that base.
3262         * testsuite/20_util/optional/hash.cc: Add tests for is_callable.
3263         * testsuite/20_util/variant/hash.cc: Likewise.
3265 2017-01-20  Joe Seymour  <joe.s@somniumtech.com>
3267         * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
3268         * configure: Regenerate.
3270 2017-01-20  Jonathan Wakely  <jwakely@redhat.com>
3272         PR libstdc++/69240
3273         * include/bits/random.h (uniform_real_distribution::param_type)
3274         (normal_distribution::param_type, lognormal_distribution::param_type)
3275         (gamma_distribution::param_type, chi_squared_distribution::param_type)
3276         (cauchy_distribution::param_type, fisher_f_distribution::param_type)
3277         (student_t_distribution::param_type)
3278         (bernoulli_distribution::param_type, binomial_distribution::param_type)
3279         (geometric_distribution::param_type)
3280         (negative_binomial_distribution::param_type)
3281         (poisson_distribution::param_type)
3282         (exponential_distribution::param_type)
3283         (weibull_distribution::param_type)
3284         (extreme_value_distribution::param_type)
3285         (discrete_distribution::param_type)
3286         (piecewise_constant_distribution::param_type)
3287         (piecewise_linear_distribution::param_type): Define operator!=.
3288         * include/bits/uniform_int_dist.h
3289         (uniform_int_distribution::param_type): Likewise.
3290         * include/ext/random (beta_distribution::param_type)
3291         (rice_distribution::param_type, nakagami_distribution::param_type)
3292         (pareto_distribution::param_type, k_distribution::param_type)
3293         (arcsine_distribution::param_type, hoyt_distribution::param_type)
3294         (triangular_distribution::param_type)
3295         (von_mises_distribution::param_type)
3296         (hypergeometric_distribution::param_type)
3297         (logistic_distribution::param_type)
3298         (uniform_on_sphere_distribution::param_type)
3299         (uniform_inside_sphere_distribution::param_type): Likewise.
3300         * testsuite/26_numerics/random/bernoulli_distribution/cons/parms.cc:
3301         Test construction with param_type.
3302         * testsuite/26_numerics/random/binomial_distribution/cons/parms.cc:
3303         Likewise.
3304         * testsuite/26_numerics/random/cauchy_distribution/cons/parms.cc:
3305         Likewise.
3306         * testsuite/26_numerics/random/chi_squared_distribution/cons/parms.cc:
3307         Likewise.
3308         * testsuite/26_numerics/random/exponential_distribution/cons/parms.cc:
3309         Likewise.
3310         * testsuite/26_numerics/random/extreme_value_distribution/cons/
3311         parms.cc: Likewise.
3312         * testsuite/26_numerics/random/fisher_f_distribution/cons/parms.cc:
3313         Likewise.
3314         * testsuite/26_numerics/random/gamma_distribution/cons/parms.cc:
3315         Likewise.
3316         * testsuite/26_numerics/random/geometric_distribution/cons/parms.cc:
3317         Likewise.
3318         * testsuite/26_numerics/random/lognormal_distribution/cons/parms.cc:
3319         Likewise.
3320         * testsuite/26_numerics/random/negative_binomial_distribution/cons/
3321         parms.cc: Likewise.
3322         * testsuite/26_numerics/random/normal_distribution/cons/parms.cc:
3323         Likewise.
3324         * testsuite/26_numerics/random/poisson_distribution/cons/parms.cc:
3325         Likewise.
3326         * testsuite/26_numerics/random/student_t_distribution/cons/parms.cc:
3327         Likewise.
3328         * testsuite/26_numerics/random/uniform_int_distribution/cons/parms.cc:
3329         Likewise.
3330         * testsuite/26_numerics/random/uniform_real_distribution/cons/parms.cc:
3331         Likewise.
3332         * testsuite/26_numerics/random/weibull_distribution/cons/parms.cc:
3333         Likewise.
3334         * testsuite/ext/random/arcsine_distribution/cons/parms.cc: Likewise.
3335         * testsuite/ext/random/beta_distribution/cons/parms.cc: Likewise.
3336         * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
3337         * testsuite/ext/random/hypergeometric_distribution/cons/parms.cc:
3338         Likewise.
3339         * testsuite/ext/random/k_distribution/cons/parms.cc: Likewise.
3340         * testsuite/ext/random/logistic_distribution/cons/parms.cc: Likewise.
3341         * testsuite/ext/random/nakagami_distribution/cons/parms.cc: Likewise.
3342         * testsuite/ext/random/normal_mv_distribution/cons/parms.cc: Likewise.
3343         * testsuite/ext/random/pareto_distribution/cons/parms.cc: Likewise.
3344         * testsuite/ext/random/rice_distribution/cons/parms.cc: Likewise.
3345         * testsuite/ext/random/triangular_distribution/cons/parms.cc:
3346         Likewise.
3347         * testsuite/ext/random/uniform_inside_sphere_distribution/cons/
3348         parms.cc: Likewise.
3349         * testsuite/ext/random/von_mises_distribution/cons/parms.cc: Likewise.
3351         PR libstdc++/72792
3352         * include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
3353         (__allocator_traits_base::__size_type): Remove.
3354         (allocator_traits::_Ptr): New class template to detect const and void
3355         pointer types without instantiating pointer_traits::rebind
3356         unnecessarily.
3357         (allocator_traits::_Diff): Likewise for detecting difference_type.
3358         (allocator_traits::_Size): New class template to detect size_type
3359         without instantiating make_unsigned unnecessarily.
3360         * include/bits/ptr_traits.h (pointer_traits::element_type): Use
3361         __detected_or_t instead of __detected_or_t_.
3362         * include/std/type_traits (__detected_or_t_): Remove.
3363         * testsuite/20_util/allocator_traits/members/pointers.cc: New test.
3365         PR libstdc++/72792
3366         PR libstdc++/72793
3367         * include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
3368         Replace with class template using void_t.
3369         (__alloc_rebind): Define in terms of
3370         __allocator_traits_base::__rebind.
3371         (allocator_traits): Remove unconditional static_assert for
3372         rebind_alloc.
3373         * include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
3374         (pointer_traits::__rebind): Replace with class template using void_t.
3375         (pointer_traits::rebind): Define in terms of __rebind.
3376         (pointer_traits): Remove unconditional static_assert for rebind.
3377         * testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
3378         * testsuite/20_util/pointer_traits/rebind.cc: New test.
3380         PR libstdc++/69321
3381         * include/experimental/any (__any_caster): Avoid instantiating
3382         manager function for types that can't be stored in any.
3383         * include/std/any (__any_caster): Likewise.
3384         * testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
3385         * testsuite/experimental/any/misc/any_cast.cc: Likewise.
3387         PR libstdc++/64903
3388         * include/bits/stl_algo.h (is_partitioned): Use increment instead of
3389         std::advance.
3391 2017-01-19  Jonathan Wakely  <jwakely@redhat.com>
3393         PR libstdc++/79156
3394         * include/bits/shared_ptr_base.h (__enable_shared_from_this_base):
3395         Fix return type.
3396         (__enable_shared_from_this): Declare __shared_ptr as a friend.
3397         * testsuite/ext/shared_ptr/1.cc: New test.
3399         PR libstdc++/64903
3400         * include/bits/stl_algo.h (is_partitioned): Don't retest the partition
3401         point.
3402         * testsuite/25_algorithms/is_partitioned/2.cc: New test.
3404         * doc/xml/manual/abi.xml: Fix typo.
3405         * doc/html/manual/abi.html: Likewise.
3407         PR libstdc++/67085
3408         * include/bits/predefined_ops.h (_Iter_less_val, _Val_less_iter): Add
3409         converting constructors from _Iter_less_iter.
3410         (_Iter_comp_val, _Val_comp_iter): Add converting constructors from
3411         _Iter_comp_iter.
3412         (__iter_comp_val(_Iter_comp_iter<C>): Use converting constructor.
3413         (__val_comp_iter(_Iter_comp_iter<C>): Likewise.
3414         * include/bits/stl_heap.h (__is_heap_until, __push_heap, __pop_heap)
3415         (__make_heap, __sort_heap): Change _Compare parameters to references.
3416         (__is_heap, push_heap, __adjust_heap, __pop_heap, pop_heap)
3417         (__make_heap, make_heap, sort_heap, is_heap_until): Pass comparison
3418         functions as lvalues.
3419         (is_heap): Call __is_heap_until directly to avoid copying __comp.
3420         * testsuite/23_containers/priority_queue/67085.cc: Adjust test to
3421         count copies during construction with empty sequence.
3423         PR libstdc++/67085
3424         * include/bits/stl_heap.h (__is_heap): Use _GLIBCXX_MOVE.
3425         (__make_heap, __sort_heap): Don't use _GLIBCXX_MOVE inside loops.
3426         * testsuite/23_containers/priority_queue/67085.cc: Adjust expected
3427         number of copies.
3428         * testsuite/25_algorithms/make_heap/movable.cc: New test.
3430         PR libstdc++/67085
3431         * include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
3432         (pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
3433         _GLIBCXX_MOVE when passing comparison function to other functions.
3434         (is_heap_until, is_heap): Use std::move when passing comparison
3435         function.
3436         * testsuite/23_containers/priority_queue/67085.cc: New test.
3438         PR libstdc++/78905
3439         * doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
3440         macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
3441         Document that the deprecated _GLIBCXX_VERSION macro was removed for
3442         the 4.0.0 release.
3443         * doc/html/*: Regenerate.
3444         * include/Makefile.am (_GLIBCXX_RELEASE): Set value.
3445         * include/Makefile.in: Regenerate.
3446         * include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
3447         * testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
3448         dg-error.
3450 2017-01-18  Jonathan Wakely  <jwakely@redhat.com>
3452         PR libstdc++/69301
3453         * include/std/atomic (atomic<T>::load, atomic<T>::exchange): Use
3454         aligned buffer instead of default-initialized variable.
3455         * testsuite/29_atomics/atomic/69301.cc: New test.
3456         * include/experimental/memory (observer_ptr::release): Use reserved
3457         name.
3458         * include/ext/pointer.h (_Pointer_adapter::operator++(int))
3459         (_Pointer_adapter::operator--(int)): Likewise.
3461         PR libstdc++/68925
3462         * include/experimental/random (randint): Use temporary instead of
3463         thread_local static.
3465 2017-01-17  Joshua Conner  <joshconner@google.com>
3467         * crossconfig.m4: Add fuchsia OS.
3468         * configure: Regenerate.
3470 2017-01-17  Jonathan Wakely  <jwakely@redhat.com>
3472         PR libstdc++/69699
3473         * doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
3474         __GLIBCXX__ macro is not useful. Remove redundant date information
3475         and link to the GCC release timeline.
3476         (abi.versioning.active): Move partial sentence into the previous
3477         paragraph.
3478         * doc/html/*: Regenerate.
3480         PR libstdc++/79114
3481         * libsupc++/nested_exception.h (throw_with_nested): Use decay instead
3482         of remove_reference.
3483         * testsuite/18_support/nested_exception/79114.cc: New test.
3485 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
3487         PR other/79046
3488         * configure.ac: Add GCC_BASE_VER.
3489         * fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
3490         get version from BASE-VER file.
3491         * po/Makefile.in: Regenerated.
3492         * libsupc++/Makefile.in: Regenerated.
3493         * testsuite/Makefile.in: Regenerated.
3494         * src/Makefile.in: Regenerated.
3495         * configure: Regenerated.
3496         * Makefile.in: Regenerated.
3497         * include/Makefile.in: Regenerated.
3498         * doc/Makefile.in: Regenerated.
3499         * python/Makefile.in: Regenerated.
3500         * src/c++11/Makefile.in: Regenerated.
3501         * src/c++98/Makefile.in: Regenerated.
3502         * src/filesystem/Makefile.in: Regenerated.
3504 2017-01-16  Jonathan Wakely  <jwakely@redhat.com>
3506         PR libstdc++/66145
3507         * src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
3508         exceptions.
3509         * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
3510         for test, so new ios::failure can be caught.
3511         * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
3512         * testsuite/27_io/basic_istream/extractors_arithmetic/char/
3513         exceptions_failbit.cc: Likewise.
3514         * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
3515         exceptions_failbit.cc: Likewise.
3516         * testsuite/27_io/basic_istream/extractors_other/char/
3517         exceptions_null.cc: Likewise.
3518         * testsuite/27_io/basic_istream/extractors_other/wchar_t/
3519         exceptions_null.cc: Likewise.
3520         * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
3521         * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
3522         * testsuite/27_io/basic_ostream/inserters_other/char/
3523         exceptions_null.cc: Likewise.
3524         * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
3525         exceptions_null.cc: Likewise.
3526         * testsuite/27_io/ios_base/storage/2.cc: Likewise.
3528         PR libstdc++/78702
3529         * include/bits/locale_classes.h (locale::facet::__shim): Change from
3530         private to protected.
3531         * src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
3532         make locale::facet::__shim accessible.
3534 2017-01-16  Ville Voutilainen  <ville.voutilainen@gmail.com>
3536         PR libstdc++/78389
3537         * include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
3538         (merge(list&&, _StrictWeakOrdering)): Likewise.
3539         * testsuite/23_containers/list/operations/78389.cc: Add
3540         better test for the sizes.
3542 2017-01-14  Jonathan Wakely  <jwakely@redhat.com>
3544         * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
3545         Skip test when -D_GLIBCXX_PROFILE mode is included in options.
3546         * testsuite/23_containers/map/modifiers/extract.cc: Likewise.
3547         * testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
3548         Likewise.
3549         * testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
3550         * testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
3551         * testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
3552         * testsuite/23_containers/set/modifiers/extract.cc: Likewise.
3553         * testsuite/23_containers/unordered_map/modifiers/extract.cc:
3554         Likewise.
3555         * testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
3556         Likewise.
3557         * testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
3558         Likewise.
3559         * testsuite/23_containers/unordered_set/modifiers/extract.cc:
3560         Likewise.
3561         * testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
3562         Likewise.
3563         * testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
3564         * testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
3565         * testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
3566         * testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
3567         * testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
3568         * testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
3569         * testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
3570         * testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
3571         * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
3572         * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
3573         * testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
3574         * testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
3575         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3577 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3579         PR libstdc++/65411
3580         * config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
3581         retry fclose on EINTR.
3583         * include/profile/base.h: Remove unused header that leads to header
3584         cycle in C++17 mode.
3586         PR libstdc++/79075
3587         * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
3588         Make _If_sv private.
3589         [!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
3590         basic_string_view arguments.
3592         PR libstdc++/79075
3593         * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
3594         redundant option from cxxflags.
3595         (check_effective_target_cxx11-abi): Define.
3596         * testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
3597         effective target.
3598         * testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
3599         * testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
3600         Likewise.
3601         * testsuite/21_strings/basic_string/allocator/char/minimal.cc:
3602         Likewise.
3603         * testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
3604         * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
3605         Likewise.
3606         * testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
3607         Likewise.
3608         * testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
3609         * testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
3610         Likewise.
3611         * testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
3612         Likewise.
3613         * testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
3614         Likewise.
3615         * testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
3616         Likewise.
3617         * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
3618         Likewise.
3619         * testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
3620         Likewise.
3621         * testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
3622         Likewise.
3623         * testsuite/23_containers/list/61347.cc: Likewise.
3624         * testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
3625         * testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.
3627 2017-01-13  Ville Voutilainen  <ville.voutilainen@gmail.com>
3629         PR libstdc++/78389
3630         * include/bits/list.tcc (merge(list&&)):
3631         Adjust list sizes if the comparator throws.
3632         (merge(list&&, _StrictWeakOrdering)): Likewise.
3633         (sort()): Splice elements back from the scratch buffers
3634         if the comparator throws.
3635         (sort(_StrictWeakOrdering)): Likewise.
3636         * testsuite/23_containers/list/operations/78389.cc: New.
3638 2017-01-13  Jonathan Wakely  <jwakely@redhat.com>
3640         * testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
3641         XFAIL for C++17 until node reinsertion supports fancy pointers.
3643         PR libstdc++/78361
3644         * testsuite/20_util/add_pointer/value.cc: Test forming function
3645         pointers.
3647 2017-01-13  Michael Brune  <lucdanton@free.fr>
3649         PR libstdc++/78361
3650         * include/std/type_traits (__is_referenceable): Handle noexcept
3651         function types.
3653 2017-01-12  Jonathan Wakely  <jwakely@redhat.com>
3655         PR libstdc++/77528
3656         * include/bits/stl_queue.h (queue, priority_queue): Remove default
3657         member-initializers and define default constructors as templates with
3658         constraints.
3659         * include/bits/stl_stack.h (stack): Likewise.
3660         * testsuite/23_containers/priority_queue/requirements/constructible.cc:
3661         New.
3662         * testsuite/23_containers/priority_queue/requirements/
3663         explicit_instantiation/1.cc: Test more instantiations.
3664         * testsuite/23_containers/priority_queue/requirements/
3665         explicit_instantiation/1_c++98.cc: Likewise.
3666         * testsuite/23_containers/queue/requirements/constructible.cc: New.
3667         * testsuite/23_containers/stack/requirements/constructible.cc: New.
3669         PR libstdc++/66284
3670         * doc/xml/manual/intro.xml: Document LWG 2781 change.
3671         * doc/html/*: Regenerate.
3672         * include/std/functional (_Function_base::_Ref_manager): Remove.
3673         (_Function_handler): Remove partial specializations for
3674         reference_wrapper.
3675         (function::target): Remove special case for const qualification.
3676         * testsuite/20_util/function/6.cc: Adjust tests for target type.
3677         * testsuite/20_util/function/7.cc: Likewise.
3678         * testsuite/20_util/function/8.cc: Likewise.
3680 2017-01-11  Jonathan Wakely  <jwakely@redhat.com>
3682         PR libstdc++/78134
3683         * include/bits/stl_map.h (map::lower_bound, map::upper_bound)
3684         (map::equal_range): Fix return type of heterogeneous overloads.
3685         * include/bits/stl_multimap.h (multimap::lower_bound)
3686         (multimap::upper_bound, multimap::equal_range): Likewise.
3687         * include/bits/stl_multiset.h (multiset::lower_bound)
3688         (multiset::upper_bound, multiset::equal_range): Likewise.
3689         * include/bits/stl_set.h (set::lower_bound, set::upper_bound)
3690         (set::equal_range): Likewise.
3691         * testsuite/23_containers/map/operations/2.cc
3692         * testsuite/23_containers/multimap/operations/2.cc
3693         * testsuite/23_containers/multiset/operations/2.cc
3694         * testsuite/23_containers/set/operations/2.cc
3696         PR libstdc++/78273
3697         * include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
3698         the heterogeneous comparison can only find one match.
3699         * include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
3700         * testsuite/23_containers/map/operations/2.cc: Test count works with
3701         comparison function that just partitions rather than sorting.
3702         * testsuite/23_containers/set/operations/2.cc: Likewise.
3704 2017-01-11  Ville Voutilainen  <ville.voutilainen@gmail.com>
3706         Reduce the size of variant, it doesn't need an index of
3707         type size_t internally.
3708         * include/std/variant (parse_numbers.h): New include.
3709         (__select_index): New.
3710         (_Variant_storage<false, _Types...>::_M_reset_impl): Use
3711         _index_type for comparison with variant_npos.
3712         (_Variant_storage<false, _Types...>::__index_type): New.
3713         (_Variant_storage<false, _Types...>::_M_index): Change the
3714         type from size_t to __index_type.
3715         (_Variant_storage<true, _Types...>::__index_type): New.
3716         (_Variant_storage<true, _Types...>::_M_index): Change the
3717         type from size_t to __index_type.
3718         (_Variant_base::_M_valid): Use _Storage::__index_type
3719         for comparison with variant_npos.
3720         (variant::index): Use _Base::_Storage::__index_type
3721         for comparison with variant_npos.
3722         * testsuite/20_util/variant/index_type.cc: New.
3724 2017-01-10  Jonathan Wakely  <jwakely@redhat.com>
3726         * testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
3727         effective target selector to prevent running in C++17 mode.
3729         PR libstdc++/77528
3730         * include/bits/stl_queue.h (queue::c): Add default member initializer.
3731         (queue::queue()): Add constructor and define as defaulted.
3732         (queue::queue(_Sequence&&)): Remove default argument.
3733         (priority_queue::c, priority_queue::comp): Add default member
3734         initializers.
3735         (priority_queue::priority_queue()): Add constructor and define as
3736         defaulted.
3737         (priority_queue::priority_queue(const _Compare&, _Sequence&&)):
3738         Remove default argument for first parameter.
3739         * include/bits/stl_stack.h (stack::c): Add default member initializer.
3740         (stack::stack()): Add constructor and define as defaulted.
3741         (stack::stack(const _Sequence&)): Remove default argument.
3742         * testsuite/23_containers/priority_queue/requirements/
3743         explicit_instantiation/1.cc: Test explicit instantiation with
3744         non-DefaultConstructible sequence.
3745         * testsuite/23_containers/priority_queue/77528.cc: New test.
3746         * testsuite/23_containers/priority_queue/requirements/
3747         explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
3748         * testsuite/23_containers/queue/77528.cc: New test.
3749         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3750         1.cc: Test explicit instantiation with non-DefaultConstructible
3751         sequence.
3752         * testsuite/23_containers/queue/requirements/explicit_instantiation/
3753         1_c++0x.cc: Replace with 1_c++98.cc.
3754         * testsuite/23_containers/stack/77528.cc: New test.
3755         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3756         1.cc: Test explicit instantiation with non-DefaultConstructible
3757         sequence.
3758         * testsuite/23_containers/stack/requirements/explicit_instantiation/
3759         1_c++0x.cc: Replace with 1_c++98.cc.
3761 2017-01-10  Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
3763         * include/bits/locale_facets_nonio.tcc
3764         (time_get::_M_extract_via_format): Avoid compilation errors with
3765         non-standard struct tm.
3767 2017-01-10  François Dumont  <fdumont@gcc.gnu.org>
3768             Jonathan Wakely  <jwakely@redhat.com>
3770         * python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
3771         (is_specialization, strip_versioned_namespace): New helpers functions
3772         to work with symbols in the versioned namespace.
3773         (Printer.add_version): Add second name using versioned namespace.
3774         (add_one_template_type_printer, add_one_type_printer): Add second
3775         type printers using versioned namespace.
3776         (register_type_printers): Add template type printer for basic_string.
3777         (build_libstdcxx_dictionary): Remove dead code.
3778         * python/libstdcxx/v6/xmethods.py: Make all matchers look for
3779         versioned namespace.
3780         * testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
3781         results.
3782         * testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
3784 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3786         PR libstdc++/79017
3787         * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
3788         functions separately on darwin and if they're missing define
3789         _GLIBCXX_NO_C99_ROUNDING_FUNCS.
3790         * config.h.in: Regenerate.
3791         * configure: Regenerate.
3792         * include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
3793         (llrintf, llrintl, llround, llroundf, llroundl): Do not define.
3795         * testsuite/30_threads/condition_variable/members/3.cc: Use new macro
3796         to detect correct thread_local destructors.
3797         * testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
3798         Define.
3800 2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
3801             Aditya Kumar  <hiraditya@msn.com>
3803         PR libstdc++/66414
3804         * include/bits/basic_string.tcc
3805         (basic_string::find(const CharT*, size_type, size_type)): Optimize.
3807 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3809         * testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
3810         * testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.
3812         * testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
3813         Include <cassert> header.
3815         PR libstdc++/78968
3816         * crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
3817         * configure: Regenerate.
3819 2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
3820             Jonathan Wakely  <jwakely@redhat.com>
3822         * include/std/variant (variant, swap): Replace __and_ usage with fold
3823         expressions.
3825 2017-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3827         PR go/78978
3828         * acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
3829         * configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
3830         GLIBCXX_CHECK_ASSEMBLER_HWCAP.
3831         * fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
3832         HWCAP_FLAGS.
3833         * aclocal.m4: Regenerate.
3834         * configure: Regenerate.
3835         * Makefile.in, doc/Makefile.in, include/Makefile.in,
3836         libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
3837         src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
3838         src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
3840 2017-01-06  Jonathan Wakely  <jwakely@redhat.com>
3842         * include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.
3844         PR libstdc++/78991
3845         * include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
3846         (_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
3847         (_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
3848         move function objects.
3849         (__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
3850         (__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
3851         * testsuite/25_algorithms/sort/78991.cc: New test.
3853 2017-01-05  Jonathan Wakely  <jwakely@redhat.com>
3855         * include/bits/std_function.h (function::_Signature_type): Remove.
3856         (function::function(_Functor)): Adjust.
3858 2017-01-05  Tim Shen  <timshen@google.com>
3860         PR libstdc++/78996
3861         * include/std/variant (__gen_vtable_impl): rename __unused to
3862         __dimensions to avoid naming conflict.
3864 2017-01-04  Jonathan Wakely  <jwakely@redhat.com>
3866         PR libstdc++/78968
3867         * config.h.in: Regenerate.
3868         * configure: Likewise.
3869         * configure.ac: Check for __cxa_thread_atexit.
3870         * libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
3871         Don't define __cxa_thread_atexit if libc provides it.
3873 2017-01-04  Ville Voutilainen  <ville.voutilainen@gmail.com>
3875         Implement 2801, Default-constructibility of unique_ptr.
3876         * include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
3877         (unique_ptr::_DeleterConstraint): Likewise.
3878         (unique_ptr()): Constrain.
3879         (unique_ptr(pointer)): Likewise.
3880         (unique_ptr(nullptr_t)): Likewise.
3881         (unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
3882         (unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
3883         (unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
3884         (unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
3885         * testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
3886         * testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
3887         * testsuite/20_util/unique_ptr/cons/default.cc: New.
3888         * testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.
3890 2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
3891             Jonathan Wakely  <jwakely@redhat.com>
3893         PR libstdc++/64735
3894         * acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
3895         * config.h.in: Regenerate.
3896         * config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
3897         (GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
3898         exports for exception_ptr, nested_exception, and future conditional.
3899         [HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
3900         exports for exception_ptr, nested_exception, and future conditional.
3901         * configure: Regenerate.
3902         * configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
3903         * include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
3904         * libsupc++/eh_atomics.h: New file for internal use only.
3905         (__eh_atomic_inc, __eh_atomic_dec): New.
3906         * libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
3907         (exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
3908         (rethrow_exception): Use eh_atomics.h reference counting helpers.
3909         * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
3910         * libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
3911         * libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
3912         * libsupc++/exception_ptr.h: Likewise.
3913         * libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
3914         * libsupc++/nested_exception.cc: Remove check for
3915         ATOMIC_INT_LOCK_FREE.
3916         * libsupc++/nested_exception.h: Likewise.
3917         * src/c++11/future.cc: Likewise.
3918         * testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
3919         * testsuite/18_support/nested_exception/*: Likewise.
3920         * testsuite/30_threads/async/*: Likewise.
3921         * testsuite/30_threads/future/*: Likewise.
3922         * testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
3923         * testsuite/30_threads/packaged_task/*: Likewise.
3924         * testsuite/30_threads/promise/*: Likewise.
3925         * testsuite/30_threads/shared_future/*: Likewise.
3927 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
3929         * doc/xml/manual/documentation_hacking.xml: sourceforge.net now
3930         defaults to https; adjust reference.
3932 2017-01-03  Jonathan Wakely  <jwakely@redhat.com>
3934         PR libstdc++/78956
3935         * include/std/thread (thread(const thread&&)): Add deleted
3936         constructor.
3937         * testsuite/30_threads/thread/cons/lwg2097.cc: New test.
3939         * doc/xml/manual/spine.xml: Update copyright years.
3940         * doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
3941         * doc/xml/manual/test.xml: Likewise.
3942         * doc/html/*: Regenerate.
3944 2017-01-01  Gerald Pfeifer  <gerald@pfeifer.com>
3946         * doc/xml/faq.xml: Update address of C++ ABI link.
3947         * doc/xml/manual/abi.xml: Ditto.
3949 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
3951         Update copyright years.
3953 Copyright (C) 2017 Free Software Foundation, Inc.
3955 Copying and distribution of this file, with or without modification,
3956 are permitted in any medium without royalty provided the copyright
3957 notice and this notice are preserved.