1 2018-07-20 Jonathan Wakely <jwakely@redhat.com>
4 * include/std/version: Move __cpp_lib_list_remove_return_type macro.
6 2018-07-19 Jonathan Wakely <jwakely@redhat.com>
8 * include/std/type_traits (__is_member_object_pointer_helper): Use
9 __not_<is_function<_Tp>>::type instead of integral_constant.
10 (__is_member_function_pointer_helper): Likewise for
11 is_function<_Tp>::type.
12 (is_compund): Likewise for __not_<is_fundamental<_Tp>>::type.
13 (__do_is_nt_destructible_impl): Use __bool_constant and reindent.
14 (is_trivially_constructible): Remove redundant use of
16 (__is_trivially_copy_assignable_impl): Remove redundant use of
18 (__is_trivially_move_assignable_impl): Remove redundant use of
20 (is_trivially_destructible): Use __bool_constant.
21 * testsuite/20_util/is_trivially_assignable/value.cc: Add some more
22 tests for scalar types.
24 2018-07-19 Glen Joseph Fernandes <glenjofe@gmail.com>
26 * include/bits/stl_algobase.h (__copy_move_a): Used
27 __is_trivially_copyable.
28 (__copy_move_backward_a): Likewise.
29 * testsuite/20_util/specialized_algorithms/uninitialized_copy/1.cc:
32 2018-07-17 Jonathan Wakely <jwakely@redhat.com>
35 * acinclude.m4 (GLIBCXX_CHECK_COMPILER_FEATURES): Don't define WERROR.
36 (GLIBCXX_EXPORT_FLAGS): Use -Wabi=2 instead of -Wabi.
37 * configure: Regenerate.
38 * configure.ac: Change GLIBCXX_ENABLE_WERROR default to "no".
39 * doc/Makefile.in: Regenerate.
40 * fragment.am: Set WERROR_FLAG to -Werror instead of $(WERROR).
41 * include/Makefile.in: Regenerate.
42 * libsupc++/Makefile.in: Regenerate.
43 * po/Makefile.in: Regenerate.
44 * python/Makefile.in: Regenerate.
45 * src/Makefile.in: Regenerate.
46 * src/c++11/Makefile.in: Regenerate.
47 * src/c++11/debug.cc: Use diagnostic pragmas to suppress warnings
48 from -Wabi=2 that don't affect exported symbols.
49 * src/c++98/Makefile.in: Regenerate.
50 * src/filesystem/Makefile.in: Regenerate.
51 * testsuite/Makefile.in: Regenerate.
53 * src/c++11/compatibility-thread-c++0x.cc [_GLIBCXX_SHARED]
54 (_Async_state_common::_M_join): Simplify use of std::call_once and
55 corresponding explicit instantiation.
56 (_Maybe_wrap_member_pointer, _Bind_simple, _Bind_simple_helper)
57 (__bind_simple): Remove definitions and explicit instantiation that
58 are not required by exported symbols.
60 2018-07-16 Jonathan Wakely <jwakely@redhat.com>
62 * scripts/create_testsuite_files: Fix typo in comment.
65 * include/bits/shared_ptr.h (less<shared_ptr<_Tp>>): Remove
66 non-standard partial specialization.
67 * include/bits/shared_ptr_base.h (_Sp_less): Remove class definition.
68 (less<__shared_ptr<_Tp, _Lp>): Remove partial specialization.
69 * testsuite/20_util/shared_ptr/comparison/86537.cc: New test.
71 2018-07-16 Andreas Krebbel <krebbel@linux.ibm.com>
73 * config/abi/post/s390-linux-gnu/baseline_symbols.txt: Update.
74 * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Update.
75 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
77 2018-07-06 François Dumont <fdumont@gcc.gnu.org>
79 * include/debug/functions.h (__gnu_debug::__check_string): Move...
80 * include/debug/string (__gnu_debug::__check_string): ... here.
81 (_GLIBCXX_DEBUG_VERIFY_STR_COND_AT): New.
82 (__glibcxx_check_string_n_constructor): New.
83 (__gnu_debug::basic_string<>(const _CharT*, size_type, const _Alloc&)):
85 (__glibcxx_check_string_constructor): New.
86 (__gnu_debug::basic_string<>(const _CharT*, const _Alloc&)):
88 * testsuite/21_strings/basic_string/debug/1_neg.cc: New.
89 * testsuite/21_strings/basic_string/debug/2_neg.cc: New.
91 2018-07-06 Jonathan Wakely <jwakely@redhat.com>
93 PR libstdc++/84928 use std::move in <numeric> algorithms
94 * include/bits/stl_numeric.h (_GLIBCXX_MOVE_IF_20): Define macro to
95 conditionally move, according to __cplusplus value.
96 (accumulate, inner_product, partial_sum, adjacent_difference): Use
98 * testsuite/26_numerics/accumulate/lwg2055.cc: New test.
99 * testsuite/26_numerics/adjacent_difference/lwg2055.cc: New test.
100 * testsuite/26_numerics/inner_product/lwg2055.cc: New test.
101 * testsuite/26_numerics/partial_sum/lwg2055.cc: New test.
103 * config/abi/pre/gnu.ver: Use wildcards to combine related patterns.
105 P0935R0 Eradicating unnecessarily explicit default constructors
106 * config/abi/pre/gnu.ver: Tighten existing patterns and export new
107 default constructor symbols.
108 * include/std/sstream (basic_stringbuf, basic_istringstream)
109 (basic_ostringstream, basic_stringstream): Remove default arguments
110 from explicit constructors taking ios_base::openmode and add separate
111 non-explicit default constructors.
112 * testsuite/27_io/basic_istringstream/cons/default.cc: New.
113 * testsuite/27_io/basic_ostringstream/cons/default.cc: New.
114 * testsuite/27_io/basic_stringstream/cons/default.cc: New.
115 * testsuite/27_io/basic_stringbuf/cons/char/default.cc: New.
116 * testsuite/27_io/basic_stringbuf/cons/wchar_t/default.cc: New.
118 * include/std/variant (__accepted_index): Use void_t.
120 2018-07-05 Jonathan Wakely <jwakely@redhat.com>
123 * config/abi/pre/gnu.ver: Export move constructors and move
124 assignment operators for std::logic_error and std::runtime_error.
125 * include/std/stdexcept: Use _GLIBCXX_NOTHROW instead of
126 _GLIBCXX_USE_NOEXCEPT.
127 (logic_error, runtime_error): Declare move constructors and move
128 assignment operators. When not declared already, define copy
129 constructors and copy assignment operators as explicit-defaulted.
130 (domain_error, invalid_argument, length_error, out_of_range)
131 (overflow_error, underflow_error): Define move constructors and move
132 assignment operators as explicitly-defaulted.
133 * libsupc++/exception.h (exception): Likewise.
134 * src/c++11/cow-stdexcept.cc (logic_error, runtime_error): Define
135 move constructors and move assignment operators as defaulted.
136 * testsuite/19_diagnostics/stdexcept.cc: Check that constructors and
137 assignment operators are defined.
139 * testsuite/21_strings/basic_string/cons/char/deduction.cc: XFAIL for
141 * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
143 * testsuite/21_strings/basic_string/requirements/
144 explicit_instantiation/debug.cc: Likewise.
147 * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
148 (basic_string::assign(basic_string&&)): Add conditional noexcept
149 depending on the allocator's is_always_equal property (LWG 2063).
150 * testsuite/21_strings/basic_string/modifiers/assign/char/
151 move_assign.cc: Check for non-throwing exception specification.
152 * testsuite/21_strings/basic_string/modifiers/assign/wchar_t/
153 move_assign.cc: Likewise.
156 * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
157 [_GLIBCXX_FULLY_DYNAMIC_STRING==0] (basic_string::basic_string()):
158 Add GLIBCXX_NOEXCEPT.
159 (basic_string::operator=(basic_string&&)): Add _GLIBCXX_NOEXCEPT_IF
160 to depend on the allocator's is_always_equal property (LWG 2063).
161 (basic_string::swap(basic_string&)): Likewise.
162 * include/bits/basic_string.tcc [!_GLIBCXX_USE_CXX11_ABI]
163 (basic_string::swap(basic_string&)): Likewise.
164 * testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
165 Check is_nothrow_move_assignable.
166 * testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
167 Check is_nothrow_move_assignable.
168 * testsuite/21_strings/basic_string/cons/char/
169 noexcept_move_construct.cc: Likewise.
170 * testsuite/21_strings/basic_string/cons/wchar_t/
171 noexcept_move_construct.cc: Likewise.
173 2018-07-04 Jonathan Wakely <jwakely@redhat.com>
175 P0646R1 Improving the Return Value of Erase-Like Algorithms I
176 * include/bits/forward_list.h (__cpp_lib_list_remove_return_type):
178 (forward_list::__remove_return_type): Define typedef as size_type or
179 void, according to __cplusplus value.
180 (_GLIBCXX_FWDLIST_REMOVE_RETURN_TYPE_TAG): Define macro as abi-tag or
181 empty, according to __cplusplus value.
182 (forward_list::remove, forward_list::unique): Use typedef and macro
183 to change return type and add abi-tag for C++2a.
184 (forward_list::remove_if<Pred>, forward_list::unique<BinPred>): Use
185 typedef to change return type for C++2a.
186 * include/bits/forward_list.tcc (_GLIBCXX20_ONLY): Define macro.
187 (forward_list::remove, forward_list::remove_if<Pred>)
188 (forward_list::unique<BinPred>): Return number of removed elements
190 * include/bits/list.tcc (_GLIBCXX20_ONLY): Define macro.
191 (list::remove, list::unique, list::remove_if<Predicate>)
192 (list::unique<BinaryPredicate>): Return number of removed elements
194 * include/bits/stl_list.h (__cpp_lib_list_remove_return_type): Define.
195 (list::__remove_return_type): Define typedef as size_type or
196 void, according to __cplusplus value.
197 (_GLIBCXX_LIST_REMOVE_RETURN_TYPE_TAG): Define macro as abi-tag or
198 empty, according to __cplusplus value.
199 (list::remove, list::unique): Use typedef and macro to change return
200 type and add abi-tag for C++2a.
201 (list::remove_if<Predicate>, list::unique<BinaryPredicate>): Use
202 typedef to change return type for C++2a.
203 * include/std/version (__cpp_lib_list_remove_return_type): Define.
204 * testsuite/23_containers/forward_list/operations/
205 remove_cxx20_return.cc: New.
206 * testsuite/23_containers/forward_list/operations/
207 unique_cxx20_return.cc: New.
209 P0458R2 Checking for Existence of an Element in Associative Containers
210 * include/bits/stl_map.h (map::contains): Add for C++2a.
211 * include/bits/stl_multimap.h (multimap::contains): Likewise.
212 * include/bits/stl_multiset.h (multiset::contains): Likewise.
213 * include/bits/stl_set.h (set::contains): Likewise.
214 * include/bits/stl_tree.h (__has_is_transparent_t): Define alias.
215 (_Rb_tree::_M_find_tr, _Rb_tree::_M_count_tr)
216 (_Rb_tree::_M_lower_bound_tr, _Rb_tree::_M_upper_bound_tr)
217 (_Rb_tree::_M_equal_range_tr): Use __has_is_transparent_t.
218 * include/bits/unordered_map.h (unordered_map::contains)
219 (unordered_multimap::contains): Add for C++2a.
220 * include/bits/unordered_set.h (unordered_set::contains)
221 (unordered_multiset::contains): Likewise.
222 * testsuite/23_containers/map/operations/contains.cc: New.
223 * testsuite/23_containers/multimap/operations/contains.cc: New.
224 * testsuite/23_containers/multiset/operations/contains.cc: New.
225 * testsuite/23_containers/set/operations/contains.cc: New.
226 * testsuite/23_containers/unordered_map/operations/contains.cc: New.
227 * testsuite/23_containers/unordered_multimap/operations/contains.cc:
229 * testsuite/23_containers/unordered_multiset/operations/contains.cc:
231 * testsuite/23_containers/unordered_set/operations/contains.cc: New.
233 2018-07-04 François Dumont <fdumont@gcc.gnu.org>
236 * include/debug/string
237 (__gnu_debug::basic_string<>::insert<_Ite>(const_iterator, _Ite, _Ite)):
238 Use __glibcxx_check_insert_range.
239 * 21_strings/basic_string/cons/char/1.cc: Adapt test to use
240 __gnu_debug::string when _GLIBCXX_DEBUG.
241 * 21_strings/basic_string/init-list.cc: Likewise.
242 * 21_strings/basic_string/modifiers/insert/char/1.cc: Likewise.
243 * 21_strings/basic_string/modifiers/insert/char/2.cc: Likewise.
244 * 21_strings/basic_string/modifiers/insert/char/83328.cc: Likewise.
245 * 21_strings/basic_string/types/1.cc: Likewise.
247 2018-07-04 Jonathan Wakely <jwakely@redhat.com>
249 * testsuite/25_algorithms/make_heap/complexity.cc: Require effective
250 target for std::random_device.
251 * testsuite/26_numerics/random/random_device/cons/default.cc:
253 * testsuite/experimental/algorithm/sample-2.cc: Likewise.
254 * testsuite/experimental/algorithm/shuffle.cc: Likewise.
255 * testsuite/experimental/random/randint.cc: Likewise.
256 * testsuite/lib/libstdc++.exp
257 (check_effective_target_random_device): New proc.
259 2018-07-04 Jonathan Wakely <jwakely@redhat.com>
260 Jakub Jelinek <jakub@redhat.com>
262 * include/std/bit (__rotl, __rotr): Fix for non-power of two sizes.
264 2018-07-04 Jonathan Wakely <jwakely@redhat.com>
267 * include/std/type_traits (is_trivially_constructible): Check
268 is_constructible before __is_trivially_constructible.
269 * testsuite/20_util/is_trivially_constructible/value.cc: Add more
270 tests, including negative cases.
271 * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Use
272 zero for dg-error lineno.
273 * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
276 * include/std/bit (__rotl, __rotr): Avoid branch.
277 (_If_is_unsigned_integer): Use remove_cv_t.
278 * testsuite/26_numerics/bit/bitops.count/popcount.cc: New.
280 2018-07-03 Jonathan Wakely <jwakely@redhat.com>
282 P0556R3 Integral power-of-2 operations, P0553R2 Bit operations
283 * include/Makefile.am: Add new header.
284 * include/Makefile.in: Regenerate.
285 * include/precompiled/stdc++.h: Include new header.
286 * include/std/bit: New header.
287 (__rotl, __rotr, __countl_zero, __countl_one, __countr_zero)
288 (__countr_one, __popcount, __ispow2, __ceil2, __floor2, __log2p1):
290 [!__STRICT_ANSI__] (rotl, rotr, countl_zero, countl_one, countr_zero)
291 (countr_one, popcount): Define for C++2a. Also overload for std::byte.
292 (ispow2, ceil2, floor2, log2p1): Define for C++2a.
293 [!__STRICT_ANSI__] (ispow2, ceil2, floor2, log2p1): Overload for
295 * testsuite/26_numerics/bit/bit.pow.two/ceil2.cc: New.
296 * testsuite/26_numerics/bit/bit.pow.two/floor2.cc: New.
297 * testsuite/26_numerics/bit/bit.pow.two/ispow2.cc: New.
298 * testsuite/26_numerics/bit/bit.pow.two/log2p1.cc: New.
299 * testsuite/26_numerics/bit/bitops.rot/rotl.cc: New.
300 * testsuite/26_numerics/bit/bitops.rot/rotr.cc: New.
301 * testsuite/26_numerics/bit/bitops.count/countl_one.cc: New.
302 * testsuite/26_numerics/bit/bitops.count/countl_zero.cc: New.
303 * testsuite/26_numerics/bit/bitops.count/countr_one.cc: New.
304 * testsuite/26_numerics/bit/bitops.count/countr_zero.cc: New.
306 * include/bits/alloc_traits.h: Remove redundant preprocessor
309 2018-07-03 François Dumont <fdumont@gcc.gnu.org>
311 * include/bits/stl_algobase.h (__niter_wrap): New.
312 (__copy_move_a2(_II, _II, _OI)): Use latter.
313 (__copy_move_backward_a2(_BI1, _BI1, _BI2)): Likewise.
314 (fill_n(_OI, _Size, const _Tp&)): Likewise.
315 (equal(_II1, _II1, _II2)): Use __glibcxx_requires_can_increment.
316 * include/debug/stl_iterator.h
317 (std::__niter_base(const __gnu_cxx::_Safe_iterator<
318 __gnu_cxx::__normal_iterator<>, _Sequence>&)): New declaration.
319 * include/debug/vector (__niter_base(const __gnu_cxx::_Safe_iterator<
320 __gnu_cxx::__normal_iterator<>, _Sequence>&)): New.
322 2018-07-02 Jonathan Wakely <jwakely@redhat.com>
324 P0758R1 Implicit conversion traits
325 * include/std/type_traits [__cplusplus > 201703]
326 (__is_convertible_helper::__is_nothrow_type): Define new member.
327 (__is_convertible_helper<_From, _To, false>::__test_aux1): Add
329 (__is_convertible_helper<_From, _To, false>::__test_nothrow)
330 (__is_convertible_helper<_From, _To, false>::__is_nothrow_type): Add
332 (is_nothrow_convertible, is_nothrow_convertible_v): Define for C++2a.
333 * testsuite/20_util/is_nothrow_convertible/value.cc: New.
334 * testsuite/20_util/is_nothrow_convertible/requirements/
335 explicit_instantiation.cc: New.
336 * testsuite/20_util/is_nothrow_convertible/requirements/typedefs.cc:
339 P0887R1 The identity metafunction
340 * include/std/type_traits (type_identity, type_identity_t): Define
342 * testsuite/20_util/type_identity/requirements/alias_decl.cc: New.
343 * testsuite/20_util/type_identity/requirements/
344 explicit_instantiation.cc:New.
345 * testsuite/20_util/type_identity/requirements/typedefs.cc: New.
347 * include/bits/regex.h (sub_match::operator string_type): Call str().
348 (sub_match::compare): Use _M_str() instead of str().
349 (sub_match::_M_compare): New public function.
350 (sub_match::__string_view): New helper type.
351 (sub_match::_M_str): New overloaded functions to avoid creating a
352 string_type object when not needed.
353 (operator==, operator!=, operator<, operator>, operator<=, operator>=):
354 Use sub_match::_M_compare instead of creating string_type objects.
355 Fix Doxygen comments.
356 * include/bits/regex_compiler.h (__has_contiguous_iter): Remove.
357 (__is_contiguous_normal_iter): Rename to __is_contiguous_iter and
359 (__enable_if_contiguous_iter, __disable_if_contiguous_iter): Use
361 * include/std/type_traits (__enable_if_t): Define for C++11.
362 * testsuite/28_regex/sub_match/compare.cc: New.
363 * testsuite/util/testsuite_iterators.h (remove_cv): Add transformation
365 (input_iterator_wrapper): Use remove_cv for value_type argument of
366 std::iterator base class.
368 2018-06-29 Jonathan Wakely <jwakely@redhat.com>
370 * testsuite/20_util/add_rvalue_reference/requirements/alias_decl.cc:
371 Add whitespace to dejagnu directive.
372 * testsuite/23_containers/array/element_access/at_neg.cc: Likewise.
374 2018-06-27 François Dumont <fdumont@gcc.gnu.org>
376 * include/bits/stl_vector.h
377 (struct _Vector_base<>::_Vector_impl_data): New.
378 (struct _Vector_base<>::_Vector_impl): Inherit from latter.
379 (_Vector_base<>::_Vector_impl::_M_swap_data): Move...
380 (_Vector_base<>::_Vector_impl_data::_M_swap_data): ...here.
381 (_Vector_base<>::_Vector_impl()): Add noexcept qualification.
382 (_Vector_base<>::_Vector_impl(_Vector_impl&&)): New.
383 (_Vector_base<>::_Vector_impl(_Tp_alloc_type&&, _Vector_impl&&)): New.
384 (_Vector_base(const allocator_type&, _Vector_base&&)): New, use latter.
385 (_Vector_base()): Default.
386 (_Vector_base(_Vector_base&&)): Default.
387 (_Vector_base(size_t)) [_GLIBCXX_INLINE_VERSION]: Delete.
388 (_Vector_base(_Tp_alloc_type&&)) [_GLIBCXX_INLINE_VERSION]: Delete.
389 (_Vector_base::_M_create_storage(size_t)): Make protected.
391 (vector(vector&&)): Default.
392 (vector(vector&&, const allocator_type&, true_type)): New.
393 (vector(vector&&, const allocator_type&, false_type)): New.
394 (vector(vector&&, const allocator_type&)): Use latters.
395 (vector(_InputIte, _InputIte, const allocator_type&)): Call
396 _M_range_initialize directly.
397 * include/debug/vector
398 (vector(vector&&, const allocator_type&)): Add noexcept qualification.
399 * testsuite/23_containers/vector/allocator/default_init.cc: New.
400 * testsuite/23_containers/vector/cons/noexcept_move_construct.cc: Add
403 2018-06-27 Jonathan Wakely <jwakely@redhat.com>
405 * include/bits/cpp_type_traits.h [__cplusplus >= 201703]
406 (__is_byte<byte>): Define specialization for std::byte.
409 * include/bits/basic_string.tcc: [_GLIBCXX_EXTERN_TEMPLATE < 0]
410 Declare explicit instantiations of COW empty reps and I/O functions.
412 2018-06-26 David Edelsohn <dje.gcc@gmail.com>
414 * testsuite/experimental/algorithm/sample-2.cc: Add TLS DejaGNU
416 * testsuite/experimental/algorithm/shuffle.cc: Likewise.
418 2018-06-26 Jonathan Wakely <jwakely@redhat.com>
420 * include/bits/regex.tcc (regex_iterator::operator==): Add missing
423 2018-06-25 Jonathan Wakely <jwakely@redhat.com>
426 * python/libstdcxx/v6/printers.py (add_one_template_type_printer):
427 Replace dict comprehension.
430 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
433 * include/bits/stl_vector.h (vector::_M_range_initialize<InputIter>):
435 * testsuite/23_containers/vector/cons/86292.cc: New.
437 * doc/xml/manual/status_cxx2017.xml: Document N4531 status.
439 * include/experimental/algorithm (sample, shuffle): Add new overloads
440 using per-thread random number engine.
441 * testsuite/experimental/algorithm/sample.cc: Simpify and reduce
442 dependencies by using __gnu_test::test_container.
443 * testsuite/experimental/algorithm/sample-2.cc: New.
444 * testsuite/experimental/algorithm/shuffle.cc: New.
446 2018-06-22 Jonathan Wakely <jwakely@redhat.com>
448 * config/abi/pre/gnu.ver: Fix __cxx11::basic_string patterns for
449 different size_t mangling on 32-bit targets.
452 * include/experimental/memory_resource
453 (__resource_adaptor_common::_AlignMgr::_M_token_size): Use type large
454 enough for result of left shift.
457 * include/bits/basic_string.tcc:
458 [__cplusplus > 201402 && !_GLIBCXX_USE_CXX11_ABI]
459 (basic_string<char>::_Rep::_S_empty_rep_storage)
460 (basic_string<wchar_t>::_Rep::_S_empty_rep_storage): Add explicit
461 instantiation declarations.
462 [__cplusplus > 201402] (operator>>, operator<<, getline): Re-enable
463 explicit instantiation declarations.
464 * testsuite/21_strings/basic_string/cons/char/86138.cc: New.
465 * testsuite/21_strings/basic_string/cons/wchar_t/86138.cc: New.
467 2018-06-21 Jonathan Wakely <jwakely@redhat.com>
470 * acinclude.m4 (libtool_VERSION): Bump to 6:26:0.
471 * config/abi/pre/gnu.ver: Add GLIBCXX_3.4.26 and export new symbol.
472 * configure: Regenerate.
473 * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
474 (basic_string::insert(const_iterator, initializer_list<C>)): Add.
475 [_GLIBCXX_USE_CXX11_ABI && !_GLIBCXX_DEFINING_STRING_INSTANTIATIONS]
476 (basic_string::insert(iterator, initializer_list<C>)): Suppress
478 * include/debug/string (basic_string::insert(iterator, C)): Change
479 first parameter to const_iterator.
480 (basic_string::insert(iterator, size_type, C)): Likewise. Change
481 return type to iterator.
482 (basic_string::insert(iterator, InputIterator, InputIterator)):
484 (basic_string::insert(iterator, initializer_list<C>)): Change first
485 parameter to const_iterator and return type to iterator.
486 * src/c++11/string-inst.cc: Extend comment.
487 * testsuite/21_strings/basic_string/modifiers/insert/char/83328.cc:
489 * testsuite/21_strings/basic_string/modifiers/insert/wchar_t/83328.cc:
491 * testsuite/util/testsuite_abi.cc: Add new symbol version.
493 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
496 * include/experimental/memory_resource
497 (__resource_adaptor_imp::do_deallocate): Add missing return.
498 * testsuite/experimental/memory_resource/new_delete_resource.cc: New.
499 * testsuite/experimental/memory_resource/resource_adaptor.cc: Test
500 resource_adaptor with std::allocator, __gnu_cxx::new_allocator and
501 __gnu_cxx::malloc_allocator.
504 * include/experimental/memory_resource (__resource_adaptor_common):
506 (__resource_adaptor_common::_AlignMgr): Helper for obtaining aligned
507 pointer from unaligned, and vice versa.
508 (__resource_adaptor_imp::do_allocate): Use _AlignMgr to adjust
509 allocated pointer to meet alignment request.
510 (__resource_adaptor_imp::do_deallocate): Use _AlignMgr to retrieve
511 original pointer for deallocation.
512 (__resource_adaptor_imp::do_is_equal): Reformat.
513 (__resource_adaptor_imp::_S_aligned_size): Remove.
514 (__resource_adaptor_imp::_S_supported): Remove.
515 (new_delete_resource): Use __gnu_cxx::new_allocator.
516 * testsuite/experimental/memory_resource/resource_adaptor.cc: Test
517 extended alignments and use debug_allocator to check for matching
518 allocate/deallocate pairs.
520 2018-06-21 François Dumont <fdumont@gcc.gnu.org>
522 * include/debug/safe_iterator.h
523 (_Safe_iterator<>(const _Safe_iterator<_MutableIterator,>& __x)):
524 Compare __x base iterator with a value-initialized iterator of the
527 2018-06-20 Jonathan Wakely <jwakely@redhat.com>
530 * include/experimental/memory_resource (__resource_adaptor_imp): Add
531 static assertions to enforce requirements on pointer types.
532 (__resource_adaptor_imp::get_allocator()): Add noexcept.
533 (new_delete_resource, null_memory_resource): Return address of an
534 object with dynamic storage duration.
535 (__null_memory_resource): Remove.
536 * testsuite/experimental/memory_resource/70966.cc: New.
538 * testsuite/20_util/duration/arithmetic/dr3050.cc: Add new test
539 missed from recent commit.
541 2018-06-19 Jonathan Wakely <jwakely@redhat.com>
543 * include/std/utility: Remove unused <exception> header.
545 2018-06-18 Jonathan Wakely <jwakely@redhat.com>
547 LWG 2975 ensure construct(pair<T,U>*, ...) used to construct pairs
548 * include/std/scoped_allocator (__not_pair): Define SFINAE helper.
549 (construct(_Tp*, _Args&&...)): Remove from overload set when _Tp is
550 a specialization of std::pair.
551 * testsuite/20_util/scoped_allocator/construct_pair.cc: Ensure
552 pair elements are constructed correctly.
554 LWG 2989 hide path iostream operators from normal lookup
555 * include/bits/fs_path.h (operator<<, operator>>): Define inline as
557 * testsuite/27_io/filesystem/path/io/dr2989.cc: New.
559 LWG 3050 Fix cv-qualification of convertibility constraints
560 * include/std/chrono (duration, operator*, operator/, operator%): Use
561 const-qualified type as source type in is_convertible constraints.
562 * testsuite/20_util/duration/arithmetic/dr3050.cc: New.
563 * testsuite/20_util/duration/cons/dr3050.cc: New.
564 * testsuite/20_util/duration/literals/range.cc: Rename to...
565 * testsuite/20_util/duration/literals/range_neg.cc: Here. Adjust
568 2018-06-18 Maya Rashish <coypu@sdf.org>
570 * crossconfig.m4: Handle OpenBSD just like NetBSD.
571 * configure: Rebuilt.
573 2018-06-18 Jonathan Wakely <jwakely@redhat.com>
575 P0754R2 <version> header
576 * include/Makefile.am: Add new header.
577 * include/Makefile.in: Regenerate.
578 * include/bits/c++config: Change doxygen comment to suggest <version>
580 * include/precompiled/stdc++.h: Include <cwchar> and <cwctype>
581 unconditionally. Add C++17 and C++20 headers.
582 * include/std/version: New header.
583 * testsuite/17_intro/headers/c++2017/all_attributes.cc: New.
584 * testsuite/17_intro/headers/c++2017/all_no_exceptions.cc: New.
585 * testsuite/17_intro/headers/c++2017/all_no_rtti.cc: New.
586 * testsuite/17_intro/headers/c++2017/all_pedantic_errors.cc: New.
587 * testsuite/17_intro/headers/c++2017/operator_names.cc: New.
588 * testsuite/17_intro/headers/c++2017/stdc++.cc: New.
589 * testsuite/17_intro/headers/c++2017/stdc++_multiple_inclusion.cc:
591 * testsuite/17_intro/headers/c++2020/all_attributes.cc: New.
592 * testsuite/17_intro/headers/c++2020/all_no_exceptions.cc: New.
593 * testsuite/17_intro/headers/c++2020/all_no_rtti.cc: New.
594 * testsuite/17_intro/headers/c++2020/all_pedantic_errors.cc: New.
595 * testsuite/17_intro/headers/c++2020/operator_names.cc: New.
596 * testsuite/17_intro/headers/c++2020/stdc++.cc: New.
597 * testsuite/17_intro/headers/c++2020/stdc++_multiple_inclusion.cc:
599 * testsuite/18_support/headers/version/macros.cc: New.
600 * testsuite/18_support/headers/version/macros.cc: New.
602 * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Only check when
603 enable_libstdcxx_filesystem_ts = yes. Check for link, readlink and
605 * config.h.in: Regenerate.
606 * configure: Regenerate.
607 * configure.ac: Remove AC_CHECK_FUNCS for link, readlink and symlink.
609 LWG 3035. std::allocator's constructors should be constexpr
610 * include/bits/allocator.h (allocator): Add constexpr to constructors
611 for C++2a. Replace dynamic exception specifications with NOTHROW
613 (allocator, operator==, operator!=): Replace USE_NOEXCEPT macro with
615 * include/bits/c++config (_GLIBCXX20_CONSTEXPR): Define.
616 * include/ext/malloc_allocator.h (malloc_allocator): Add constexpr
617 to constructors for C++2a.
618 * include/ext/new_allocator.h (new_allocator): Likewise.
620 2018-06-16 Jonathan Wakely <jwakely@redhat.com>
622 LWG 3076 basic_string CTAD ambiguity
623 * doc/xml/manual/intro.xml: Document LWG 3076 change.
624 * include/bits/basic_string.h
625 [__cpp_deduction_guides && !_GLIBCXX_DEFINING_STRING_INSTANTIATIONS]
626 (basic_string(const _CharT*, const _Alloc&)): Turn into a function
627 template constrained by _RequireAllocator.
628 (basic_string(size_type, _CharT, const _Alloc&)): Likewise.
629 * src/c++11/string-inst.cc (_GLIBCXX_DEFINING_STRING_INSTANTIATIONS):
631 * testsuite/21_strings/basic_string/cons/char/deduction.cc: Test
633 * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
636 2018-06-15 Jonathan Wakely <jwakely@redhat.com>
639 * include/bits/basic_string.h [!_GLIBCXX_USE_CXX11_ABI]
640 (basic_string::data()): Unshare string.
641 * testsuite/21_strings/basic_string/operations/data/char/86169.cc:
644 * include/std/string_view (basic_string_view(const CharT*)): Remove
645 check for null pointer and add nonnull attribute.
646 (compare(const CharT*), compare(size_type, size_type, const CharT*))
647 (find(const CharT*, size_type), rfind(const CharT*, size_type))
648 (find_first_of(const CharT*, size_type))
649 (find_last_of(const CharT*, size_type))
650 (find_first_not_of(const CharT*, size_type))
651 (find_last_not_of(const CharT*, size_type)): Add nonnull attribute.
652 * testsuite/21_strings/basic_string_view/cons/char/nonnull.cc: New.
653 * testsuite/21_strings/basic_string_view/operations/compare/char/
655 * testsuite/21_strings/basic_string_view/operations/find/char/
657 * testsuite/21_strings/basic_string_view/operations/rfind/char/
661 * include/bits/random.h (random_device(const string&)): Remove
664 * include/bits/char_traits.h (__cpp_lib_constexpr_char_traits): Only
665 define for C++17 and above.
667 LWG 2993 reference_wrapper<T> conversion from T&&
668 * doc/xml/manual/intro.xml: Document LWG 2993 change.
669 * include/bits/refwrap.h (reference_wrapper(_Tp&)): Remove.
670 (reference_wrapper(_Tp&&)): Remove.
671 (reference_wrapper<_Up>(_Up&&)): Define new constructor as constrained
673 (reference_wrapper): Add deduction guide.
674 * testsuite/20_util/reference_wrapper/deduction.cc: New.
675 * testsuite/20_util/reference_wrapper/lwg2993.cc: New.
677 LWG 3039 Unnecessary decay in thread and packaged_task
678 * include/std/future (__constrain_pkgdtask): Replace with ...
679 (packaged_task::__not_same): New alias template, using
680 __remove_cvref_t instead of decay.
681 * include/std/thread (thread::__not_same): Add comment.
683 2018-06-14 Jonathan Wakely <jwakely@redhat.com>
685 LWG 3075 basic_string needs deduction guides from basic_string_view
686 * testsuite/21_strings/basic_string/cons/char/deduction.cc: Test
687 deduction from string views.
688 * testsuite/21_strings/basic_string/cons/wchar_t/deduction.cc:
691 LWG 3074 make scalar types non-deduced in valarray non-member functions
692 * include/bits/valarray_after.h (_DEFINE_EXPR_BINARY_FUNCTION): Change
693 scalar parameters to be a non-deduced context.
694 * include/std/valarray (_DEFINE_BINARY_OPERATOR): Likewise. Adjust
696 * testsuite/26_numerics/valarray/operators.cc: Test scalar operands.
697 * testsuite/26_numerics/valarray/transcend.cc: New.
699 * include/std/tuple (__cpp_lib_tuple_element_t, tuple_element_t):
700 Move back to <utility>.
701 * include/std/utility (__cpp_lib_tuple_element_t. tuple_element_t):
704 P0935R0 Eradicating unnecessarily explicit default constructors
705 * include/backward/strstream (strstreambuf): Add non-explicit default
707 * include/bits/locale_conv.h (wbuffer_convert, wstring_convert):
709 * include/bits/regex.h (match_results): Likewise.
710 * testsuite/22_locale/conversions/buffer/1.cc: Test for non-explicit
712 * testsuite/22_locale/conversions/string/1.cc: Likewise.
713 * testsuite/28_regex/match_results/ctors/char/default.cc: Likewise.
714 * testsuite/28_regex/match_results/ctors/wchar_t/default.cc: Likewise.
716 * include/std/tuple (__cpp_lib_tuple_element_t): Move feature test
717 macro from <utility> and change type to long.
718 * include/std/utility (__cpp_lib_tuple_element_t): Remove.
719 * testsuite/20_util/tuple/tuple_element_t.cc: Check for feature test
722 P0935R0 Eradicating unnecessarily explicit default constructors
723 * include/bits/random.h (uniform_real_distribution::param_type)
724 (normal_distribution::param_type, lognormal_distribution::param_type)
725 (gamma_distribution::param_type, chi_squared_distribution::param_type)
726 (cauchy_distribution::param_type, fisher_f_distribution::param_type)
727 (student_t_distribution::param_type)
728 (bernoulli_distribution::param_type)
729 (binomial_distribution::param_type)
730 (geometric_distribution::param_type)
731 (negative_binomial_distribution::param_type)
732 (poisson_distribution::param_type)
733 (exponential_distribution::param_type)
734 (weibull_distribution::param_type)
735 (extreme_value_distribution::param_type): Add non-explicit default
736 constructors. Remove default argument for first parameter of explicit
738 * include/bits/uniform_int_dist.h
739 (uniform_int_distribution::param_type): Likewise.
741 (beta_distribution::param_type, rice_distribution::param_type)
742 (nakagami_distribution::param_type, pareto_distribution::param_type)
743 (k_distribution::param_type, arcsine_distribution::param_type)
744 (hoyt_distribution::param_type, triangular_distribution::param_type)
745 (von_mises_distribution::param_type)
746 (hypergeometric_distribution::param_type)
747 (logistic_distribution::param_type)
748 (uniform_inside_sphere_distribution::param_type): Likewise.
749 (uniform_on_sphere_distribution::param_type): Make default constructor
751 * testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc:
752 Test param_type for non-explicit default constructor.
753 * testsuite/26_numerics/random/binomial_distribution/cons/default.cc:
755 * testsuite/26_numerics/random/cauchy_distribution/cons/default.cc:
757 * testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc:
759 * testsuite/26_numerics/random/discrete_distribution/cons/default.cc:
761 * testsuite/26_numerics/random/exponential_distribution/cons/default.cc:
763 * testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc:
765 * testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc:
767 * testsuite/26_numerics/random/gamma_distribution/cons/default.cc:
769 * testsuite/26_numerics/random/geometric_distribution/cons/default.cc:
771 * testsuite/26_numerics/random/lognormal_distribution/cons/default.cc:
773 * testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc:
775 * testsuite/26_numerics/random/normal_distribution/cons/default.cc:
777 * testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc:
779 * testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc:
781 * testsuite/26_numerics/random/poisson_distribution/cons/default.cc:
783 * testsuite/26_numerics/random/student_t_distribution/cons/default.cc:
785 * testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc:
787 * testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc:
789 * testsuite/26_numerics/random/weibull_distribution/cons/default.cc:
791 * testsuite/ext/random/arcsine_distribution/cons/default.cc: Likewise.
792 * testsuite/ext/random/beta_distribution/cons/default.cc: Likewise.
793 * testsuite/ext/random/hoyt_distribution/cons/default.cc: Likewise.
794 * testsuite/ext/random/hypergeometric_distribution/cons/default.cc:
796 * testsuite/ext/random/k_distribution/cons/default.cc: Likewise.
797 * testsuite/ext/random/logistic_distribution/cons/default.cc: Likewise.
798 * testsuite/ext/random/nakagami_distribution/cons/default.cc: Likewise.
799 * testsuite/ext/random/normal_mv_distribution/cons/default.cc:
801 * testsuite/ext/random/pareto_distribution/cons/default.cc: Likewise.
802 * testsuite/ext/random/rice_distribution/cons/default.cc: Likewise.
803 * testsuite/ext/random/triangular_distribution/cons/default.cc:
805 * testsuite/ext/random/uniform_inside_sphere_distribution/cons/default.cc:
807 * testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc:
809 * testsuite/ext/random/von_mises_distribution/cons/default.cc:
812 2018-06-14 Daniel Trebbien <dtrebbien@gmail.com>
813 Jonathan Wakely <jwakely@redhat.com>
816 * include/bits/vector.tcc (vector::_M_default_append(size_type)):
817 Default-construct new elements before moving existing ones.
818 * testsuite/23_containers/vector/capacity/resize/strong_guarantee.cc:
821 2018-06-13 Jonathan Wakely <jwakely@redhat.com>
824 * include/bits/forward_list.h (_Fwd_list_base::_Tp_alloc_type): Remove
826 (_Fwd_list_base::_M_create_node, _Fwd_list_base::_M_erase_after):
827 Use node allocator to create and destroy elements.
828 (forward_list::_Tp_alloc_type): Remove unused typedef.
829 (forward_list::_Alloc_traits): Use allocator_traits instead of
830 __gnu_cxx::__alloc_traits.
832 2018-06-13 François Dumont <fdumont@gcc.gnu.org>
834 * include/debug/helper_functions.h
835 (__gnu_debug::_Safe_iterator<>): Add declaration.
836 (__can_advance(_Ite, _Size)): New.
837 (__can_advance(const _Safe_iterator<>&, _Size)): Overload declaration.
838 * include/debug/functions.h
839 (__gnu_debug::_Safe_iterator<>): Remove declaration.
840 * include/debug/stl_iterator.h
841 (__can_advance(const _Safe_iterator<>&)): New definition.
842 * include/debug/stl_iterator.h
843 (__can_advance(const std::reverse_iterator<>&, _Size)): New.
844 (__can_advance(const std::move_iterator<>&, _Size)): New.
845 * include/debug/macros.h (__glibcxx_check_can_increment): New.
846 * include/debug/debug.h (__glibcxx_requires_can_increment): New.
847 * include/bits/stl_algobase.h (fill_n): Use latter.
848 * testsuite/25_algorithms/fill_n/2.cc: New.
849 * testsuite/25_algorithms/fill_n/debug/1_neg.cc: New.
850 * testsuite/25_algorithms/fill_n/debug/2_neg.cc: New.
851 * testsuite/25_algorithms/fill_n/debug/3_neg.cc: New.
852 * testsuite/25_algorithms/fill_n/debug/4_neg.cc: New.
854 * include/debug/debug.h (__glibcxx_requires_can_increment_range): New.
855 (__glibcxx_requires_can_decrement_range): New.
857 2018-06-12 François Dumont <fdumont@gcc.gnu.org>
859 * include/debug/macros.h (__glibcxx_check_can_increment_range): New.
860 (__glibcxx_check_can_decrement_range): New.
861 * include/bits/stl_algobase.h (std::copy(_II, _II, _OI)): Use
862 __glibcxx_requires_can_increment_range.
863 (std::move(_II, _II, _OI)): Likewise.
864 (std::copy_backward(_BI, _BI, _BI2)): Use
865 __glibcxx_requires_can_decrement_range.
866 (std::move_backward(_BI, _BI, _BI2)): Likewise.
867 * testsuite/25_algorithms/copy_backward/debug/1_neg.cc: New.
868 * testsuite/25_algorithms/copy_backward/debug/2_neg.cc: New.
869 * testsuite/25_algorithms/copy_backward/debug/3_neg.cc: New.
870 * testsuite/25_algorithms/equal/debug/1_neg.cc: New.
871 * testsuite/25_algorithms/equal/debug/2_neg.cc: New.
872 * testsuite/25_algorithms/equal/debug/3_neg.cc: New.
874 2018-06-12 Jonathan Wakely <jwakely@redhat.com>
876 P0935R0 Eradicating unnecessarily explicit default constructors
877 * include/bits/random.h (linear_congruential_engine)
878 (mersenne_twister_engine, subtract_with_carry_engine, random_device)
879 (uniform_real_distribution, normal_distribution)
880 (lognormal_distribution, gamma_distribution, chi_squared_distribution)
881 (cauchy_distribution, fisher_f_distribution, student_t_distribution)
882 (bernoulli_distribution, binomial_distribution,geometric_distribution)
883 (negative_binomial_distribution, exponential_distribution)
884 (weibull_distribution, extreme_value_distribution): Add non-explicit
885 default constructors. Remove default argument for first parameter of
886 explicit constructors.
887 (piecewise_constant_distribution, piecewise_linear_distribution):
888 Make default constructor non-explicit.
889 * include/bits/uniform_int_dist.h (uniform_int_distribution): Add
890 non-explicit default constructors. Remove default argument for first
891 parameter of explicit constructor.
893 (simd_fast_mersenne_twister_engine, beta_distribution)
894 (rice_distribution, nakagami_distribution, pareto_distribution)
895 (k_distribution, arcsine_distribution, hoyt_distribution)
896 (triangular_distribution, von_mises_distribution)
897 (hypergeometric_distribution, logistic_distribution)
898 (uniform_inside_sphere_distribution): Likewise.
899 (uniform_on_sphere_distribution): Make default constructor
901 * testsuite/26_numerics/random/bernoulli_distribution/cons/default.cc:
902 Test for non-explicit default constructor. Fix references to standard.
903 * testsuite/26_numerics/random/binomial_distribution/cons/default.cc:
905 * testsuite/26_numerics/random/cauchy_distribution/cons/default.cc:
907 * testsuite/26_numerics/random/chi_squared_distribution/cons/default.cc:
909 * testsuite/26_numerics/random/discrete_distribution/cons/default.cc:
911 * testsuite/26_numerics/random/exponential_distribution/cons/default.cc:
913 * testsuite/26_numerics/random/extreme_value_distribution/cons/default.cc:
915 * testsuite/26_numerics/random/fisher_f_distribution/cons/default.cc:
917 * testsuite/26_numerics/random/gamma_distribution/cons/default.cc:
919 * testsuite/26_numerics/random/geometric_distribution/cons/default.cc:
921 * testsuite/26_numerics/random/lognormal_distribution/cons/default.cc:
923 * testsuite/26_numerics/random/negative_binomial_distribution/cons/default.cc:
925 * testsuite/26_numerics/random/normal_distribution/cons/default.cc:
927 * testsuite/26_numerics/random/piecewise_constant_distribution/cons/default.cc:
929 * testsuite/26_numerics/random/piecewise_linear_distribution/cons/default.cc:
931 * testsuite/26_numerics/random/poisson_distribution/cons/default.cc:
933 * testsuite/26_numerics/random/student_t_distribution/cons/default.cc:
935 * testsuite/26_numerics/random/uniform_int_distribution/cons/default.cc:
937 * testsuite/26_numerics/random/uniform_real_distribution/cons/default.cc:
939 * testsuite/26_numerics/random/weibull_distribution/cons/default.cc:
941 * testsuite/ext/random/arcsine_distribution/cons/default.cc: Likewise.
942 * testsuite/ext/random/beta_distribution/cons/default.cc: Likewise.
943 * testsuite/ext/random/hoyt_distribution/cons/default.cc: Likewise.
944 * testsuite/ext/random/hypergeometric_distribution/cons/default.cc:
946 * testsuite/ext/random/k_distribution/cons/default.cc: Likewise.
947 * testsuite/ext/random/logistic_distribution/cons/default.cc: Likewise.
948 * testsuite/ext/random/nakagami_distribution/cons/default.cc: Likewise.
949 * testsuite/ext/random/normal_mv_distribution/cons/default.cc:
951 * testsuite/ext/random/pareto_distribution/cons/default.cc: Likewise.
952 * testsuite/ext/random/rice_distribution/cons/default.cc: Likewise.
953 * testsuite/ext/random/triangular_distribution/cons/default.cc:
955 * testsuite/ext/random/uniform_inside_sphere_distribution/cons/default.cc:
957 * testsuite/ext/random/uniform_on_sphere_distribution/cons/default.cc:
959 * testsuite/ext/random/von_mises_distribution/cons/default.cc:
961 * testsuite/util/testsuite_common_types.h
962 (implicitly_default_constructible): New helper.
964 2018-06-08 Jonathan Wakely <jwakely@redhat.com>
966 * include/bits/ios_base.h (ios::Init::Init(const Init&))
967 (ios::Init::operator=): Define as defaulted.
968 * include/bits/stl_bvector.h (_Bit_reference(const _Bit_reference&)):
970 * include/bits/stream_iterator.h (istream_iterator::operator=)
971 (ostream_iterator::operator=): Likewise.
972 * include/bits/streambuf_iterator.h (istreambuf_iterator::operator=)
974 * include/std/bitset (bitset::reference::reference(const reference&)):
976 * include/std/complex (complex<float>::complex(const complex&))
977 (complex<double>::complex(const complex&))
978 (complex<long double>::complex(const complex&)): Likewise.
980 2018-06-07 Jonathan Wakely <jwakely@redhat.com>
982 * include/bits/regex.h (sub_match): Add noexcept to default
983 constructor and length observer.
984 (match_results): Add noexcept to default constructor and observers
985 with no preconditions. Define destructor as defaulted.
986 (operator==, operator!=, swap): Add noexcept.
987 (regex_iterator): Add default member initializers and define default
988 constructor and destructor as defaulted. Add noexcept to equality
989 and dereference operators.
991 2018-06-07 François Dumont <fdumont@gcc.gnu.org>
994 (_Safe_iterator_base::_M_detach()): Reset state only if needed.
995 (_Safe_iterator_base::_M_detach_single()): Likewise.
996 (_Safe_local_iterator_base::_M_detach()): Reset state only if needed.
997 (_Safe_local_iterator_base::_M_detach_single()): Likewise.
999 2018-06-06 Jonathan Wakely <jwakely@redhat.com>
1001 * include/bits/shared_ptr_base.h (__shared_count): Remove redundant
1002 move of const value.
1004 2018-06-06 Jakub Jelinek <jakub@redhat.com>
1007 * include/bits/c++config: Check __cpp_transactional_memory >= 201500L
1008 rather than __cpp_transactional_memory >= 201505L.
1010 2018-06-06 Jonathan Wakely <jwakely@redhat.com>
1013 * include/bits/quoted_string.h (_Quoted_string<basic_string_view, C>):
1014 Define new partial specialization.
1015 * include/std/iomanip (quoted(basic_string_view<C,T>, C, C)): Define
1017 (operator<<(basic_ostream<C,T>&, const _Quoted_string<S,C>&)): Use
1018 value not reference for iteration.
1019 * testsuite/27_io/manipulators/standard/char/quoted.cc: Adjust
1021 * testsuite/27_io/manipulators/standard/char/quoted_sv.cc: New test.
1022 * testsuite/27_io/manipulators/standard/wchar_t/quoted.cc: Adjust
1025 2018-06-05 Jonathan Wakely <jwakely@redhat.com>
1027 * include/std/type_traits: Fix comment typos.
1029 * testsuite/27_io/filesystem/operations/read_symlink.cc: XFAIL for
1031 * testsuite/27_io/filesystem/operations/symlink_status.cc: Likewise.
1032 * testsuite/experimental/filesystem/operations/read_symlink.cc:
1035 2018-06-05 François Dumont <fdumont@gcc.gnu.org>
1037 * include/bits/stl_tempbuf.h
1038 (_Temporary_buffer(_FwdIte, _FwdIte)): Delete, replaced by...
1039 (_Temporary_buffer(_FwdIte, size_type)): ...this, new.
1040 * include/ext/memory (temporary_buffer<>(_FwdIte, _FwdIte)): Adapt.
1041 * include/bits/stl_algo.h (__stable_partition): Adapt.
1042 (__inplace_merge): Adapt.
1043 (__stable_sort): Adapt.
1045 2018-06-04 Jonathan Wakely <jwakely@redhat.com>
1048 * include/bits/shared_ptr_base.h [!__cpp_rtti]: Include <typeinfo>
1049 unconditionally. Remove redundant declaration.
1050 [!__cpp_rtti] (_Sp_make_shared_tag::_S_ti): Fix location of
1051 alignment-specifier.
1053 * include/bits/postypes.h (fpos): Define special members as defaulted.
1056 * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Align
1057 the static variable correctly.
1059 2018-05-24 Jonathan Wakely <jwakely@redhat.com>
1061 PR libstdc++/78870 support std::filesystem on Windows
1062 * config.h.in: Regenerate.
1063 * configure: Regenerate.
1064 * configure.ac: Check for link, readlink and symlink.
1065 * include/bits/fs_path.h (path::operator/=(const path&)): Move
1066 definition out of class body.
1067 (path::is_absolute(), path::_M_append(path)): Likewise.
1068 (operator<<(basic_ostream, const path&)): Use std::quoted directly.
1069 (operator>>(basic_istream, path&)): Likewise.
1070 (u8path): Reorder definitions and fix Windows implementation.
1071 (path::is_absolute()): Define inline and fix for Windows.
1072 [!_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
1073 Define POSIX version inline.
1074 (path::_M_append(path)): Define inline.
1075 * include/experimental/bits/fs_path.h (path::is_absolute()): Move
1076 definition out of class body.
1077 (operator<<(basic_ostream, const path&)): Fix type of delimiter and
1079 (operator>>(basic_istream, path&)): Likewise.
1080 (path::is_absolute()): Define inline and fix for Windows.
1081 * src/filesystem/dir-common.h (__gnu_posix): New namespace.
1082 (__gnu_posix::char_type, __gnu_posix::DIR, __gnu_posix::dirent)
1083 (__gnu_posix::opendir, __gnu_posix::readdir, __gnu_posix::closedir):
1084 Define as adaptors for Windows functions/types or as
1085 using-declarations for POSIX functions/types.
1086 (_Dir_base, get_file_type): Qualify names to use declarations from
1087 __gnu_posix namespace.
1088 (_Dir_base::is_dor_or_dotdot): New helper functions.
1089 * src/filesystem/dir.cc (_Dir, recursive_directory_iterator): Qualify
1090 names to use declarations from __gnu_posix namespace.
1091 * src/filesystem/ops-common.h (__gnu_posix): New nested namespace.
1092 (__gnu_posix::open, __gnu_posix::close, __gnu_posix::stat_type)
1093 (__gnu_posix::stat, __gnu_posix::lstat, __gnu_posix::mode_t)
1094 (__gnu_posix::chmod, __gnu_posix::mkdir, __gnu_posix::getcwd)
1095 (__gnu_posix::chdir, __gnu_posix::utimbuf, __gnu_posix::utime)
1096 (__gnu_posix::rename, __gnu_posix::truncate, __gnu_posix::char_type):
1097 Define as adaptors for Windows functions/types or as
1098 using-declarations for POSIX functions/types.
1099 (stat_type, do_copy_file): Qualify names to use declarations from
1100 __gnu_posix namespace.
1101 (do_space): Declare new function.
1102 (make_file_type): Only use S_ISLNK if defined.
1103 * src/filesystem/ops.cc (char_ptr, filesystem::canonical): Use
1104 path::value_type not char.
1105 (filesystem::copy, create_dir, filesystem::create_directory): Qualify
1106 names to use declarations from __gnu_posix namespace.
1107 (filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
1108 add implementation for Windows.
1109 (filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
1110 (filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
1111 [!_PC_PATH_MAX]: Don't use pathconf.
1112 [PATH_MAX]: Use if defined.
1113 (filesystem::current_path(const path&, error_code&))
1114 (filesystem::equivalent, do_stat, filesystem::hard_link_count)
1115 (filesystem::last_write_time, filesystem::permissions): Use names
1117 (filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
1118 (filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
1119 implementation for Windows.
1120 (filesystem::rename, filesystem::resize_file): Use names from
1122 (filesystem::space): Use do_space.
1123 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Get absolute path to directory.
1124 (filesystem::status, filesystem::symlink_status): Use names from
1126 (filesystem::temp_directory_path): Add implementation for Windows.
1127 * src/filesystem/path.cc (dot): Define constant.
1128 (path::replace_extension): Use dot.
1129 (path::_M_find_extension): Likewise. Use path::string_type not
1131 (path::_M_split_cmpts): Use dot.
1132 (filesystem_error::_M_get_what): Use u8string() not native().
1133 * src/filesystem/std-dir.cc (_Dir, recursive_directory_iterator):
1134 Qualify names to use declarations from __gnu_posix namespace.
1135 * src/filesystem/std-ops.cc (filesystem::absolute(const path&)): Use
1137 (filesystem::absolute(const path&, error_code&)): Add implementation
1139 (char_ptr, filesystem::canonical): Use path::value_type not char.
1140 (do_copy_file): Use names from __gnu_posix.
1141 [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Do not use fchmod, fchmodat or
1143 (filesystem::copy, create_dir, filesystem::create_directory): Qualify
1144 names to use declarations from __gnu_posix namespace.
1145 (filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
1146 add implementation for Windows.
1147 (filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
1148 (filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
1149 [!_PC_PATH_MAX]: Don't use pathconf.
1150 [PATH_MAX]: Use if defined.
1151 (filesystem::current_path(const path&, error_code&))
1152 (filesystem::equivalent, do_stat, filesystem::hard_link_count)
1153 (filesystem::last_write_time, filesystem::permissions): Use names
1155 (filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
1156 (filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
1157 implementation for Windows.
1158 (filesystem::rename, filesystem::resize_file): Use names from
1161 (filesystem::space): Use do_space.
1162 (filesystem::status, filesystem::symlink_status): Use names from
1164 (filesystem::temp_directory_path): Add implementation for Windows.
1165 * src/filesystem/std-path.cc
1166 [_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
1168 (dot): Define constant.
1169 (path::replace_extension, is_dot): Use dot.
1170 (path::lexically_normal): Check _M_type instead of calling
1171 non-existent function.
1172 (path::_M_find_extension): Use dot. Use path::string_type not
1174 (path::_M_split_cmpts): Use dot.
1175 (filesystem_error::_M_get_what): Use u8string() not native().
1176 * testsuite/27_io/filesystem/iterators/directory_iterator.cc: Do not
1178 * testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
1180 * testsuite/27_io/filesystem/operations/absolute.cc: Use
1181 __gnu_test::root_path() instead of "/" and add Windows-specific tests.
1182 * testsuite/27_io/filesystem/operations/canonical.cc: Use
1183 path::string() to get narrow string, not path::native().
1184 * testsuite/27_io/filesystem/operations/copy.cc: Construct fstreams
1185 with std::filesystem::path not std::basic_string.
1186 * testsuite/27_io/filesystem/operations/copy_file.cc: Likewise.
1187 * testsuite/27_io/filesystem/operations/exists.cc: Use
1188 __gnu_test::root_path() instead of "/".
1189 * testsuite/27_io/filesystem/operations/is_empty.cc: Construct
1190 fstreams with std::filesystem::path not std::basic_string.
1191 * testsuite/27_io/filesystem/operations/last_write_time.cc: Use
1192 path::string() to get narrow string.
1193 * testsuite/27_io/filesystem/operations/space.cc: Check results for
1194 errors, expect sensible values otherwise.
1195 * testsuite/27_io/filesystem/operations/temp_directory_path.cc: Add
1196 helpers for adjusting the environment on Windows.
1197 * testsuite/27_io/filesystem/path/append/path.cc: Test
1198 Windows-specific behaviour.
1199 * testsuite/27_io/filesystem/path/construct/format.cc: Fix creation
1200 of path::string_type objects.
1201 * testsuite/27_io/filesystem/path/construct/locale.cc: Compare native
1202 string to wide string on Windows.
1203 * testsuite/27_io/filesystem/path/decompose/root_directory.cc: Allow
1204 for backslash as root-directory.
1205 * testsuite/27_io/filesystem/path/decompose/stem.cc: Use
1206 path::string() to get narrow string.
1207 * testsuite/27_io/filesystem/path/itr/traversal.cc: Test Windows-style
1209 * testsuite/27_io/filesystem/path/native/string.cc: Use string_type
1211 * testsuite/27_io/filesystem/path/query/is_absolute.cc: Adjust for
1212 different definintion of absolute paths on Windows.
1213 * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
1214 Do not use symlinks.
1215 * testsuite/experimental/filesystem/operations/absolute.cc: Test
1217 * testsuite/experimental/filesystem/operations/copy.cc: Construct
1218 fstreams with NTCTS not std::basic_string.
1219 * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
1220 * testsuite/experimental/filesystem/operations/exists.cc: Use
1221 __gnu_test::root_path() instead of "/".
1222 * testsuite/experimental/filesystem/operations/is_empty.cc: Construct
1223 fstreams with NTCTS not std::basic_string.
1224 * testsuite/experimental/filesystem/operations/last_write_time.cc:
1225 Use path::string() to get narrow string.
1226 * testsuite/experimental/filesystem/operations/space.cc: Use
1227 __gnu_test::root_path() instead of "/".
1228 * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
1229 Add helpers for adjusting the environment on Windows.
1230 * testsuite/experimental/filesystem/path/append/path.cc: Use
1231 path::string() to get narrow strings for comparisons.
1232 * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
1233 * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
1235 * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
1236 * testsuite/experimental/filesystem/path/native/string.cc: Use
1237 string_type not std::string.
1238 * testsuite/experimental/filesystem/path/query/is_absolute.cc:
1239 Adjust for different definintion of absolute paths on Windows.
1240 * testsuite/util/testsuite_fs.h (__gnu_test::root_path()): New
1242 (__gnu_test::scoped_file): Construct fstreams with NTCTS not
1245 2018-05-31 Jonathan Wakely <jwakely@redhat.com>
1248 * include/std/type_traits [_GLIBCXX_USE_C99_STDINT_TR1]: Do not define
1249 uint_least16_t and uint_least32_t.
1250 (__make_unsigned<wchar_t>): Define unconditionally.
1251 (__make_unsigned_selector<_Tp, true, false>): Remove intermediate
1253 (__make_unsigned_selector_base): New type to provide helper templates.
1254 (__make_unsigned_selector<_Tp, false, true>): Reimplement using
1255 __make_unsigned_selector_base helpers.
1256 (__make_unsigned<char16_t>, __make_unsigned<char32_t>): Define.
1257 (__make_signed_selector<_Tp, true, false>): Remove intermediate
1259 (__make_signed<wchar_t>, __make_signed<char16_t>)
1260 (__make_signed<char32_t>)): Define unconditionally.
1261 * testsuite/20_util/make_signed/requirements/typedefs-3.cc: Check
1262 wchar_t, char16_t and char32_t are transformed correctly.
1263 * testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
1265 * testsuite/20_util/make_unsigned/requirements/typedefs-3.cc: Check
1266 wchar_t, char16_t and char32_t are transformed correctly.
1267 * testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc: Adjust
1270 2018-05-29 Jonathan Wakely <jwakely@redhat.com>
1272 * include/std/variant (__erased_dtor): Qualify call to __get.
1274 2018-05-27 François Dumont <fdumont@gcc.gnu.org>
1276 * include/bits/stl_tree.h (_Rb_tree_impl(_Node_allocator&&)): New.
1277 (_Rb_tree(const allocator_type&)): Use latter.
1278 * include/bits/stl_map.h (map(const allocator_type&)): Likewise.
1279 (map(initializer_list<value_type>, const allocator_type&)): Likewise.
1280 (map(_InputIterator, _InputIterator, const allocator_type&)): Likewise.
1281 * include/bits/stl_multimap.h
1282 (multimap(const allocator_type&)): Likewise.
1283 (multimap(initializer_list<value_type>, const allocator_type&)):
1285 (multimap(_InputIterator, _InputIterator, const allocator_type&)):
1287 * include/bits/stl_set.h (set(const allocator_type&)): Likewise.
1288 (set(initializer_list<value_type>, const allocator_type&)): Likewise.
1289 (set(_InputIterator, _InputIterator, const allocator_type&)): Likewise.
1290 * include/bits/stl_multiset.h
1291 (multiset(const allocator_type&)): Likewise.
1292 (multiset(initializer_list<value_type>, const allocator_type&)):
1294 (multiset(_InputIterator, _InputIterator, const allocator_type&)):
1297 2018-05-25 François Dumont <fdumont@gcc.gnu.org>
1300 * src/c++11/debug.cc: Remove backtrace usage.
1302 2018-05-24 Maya Rashish <coypu@sdf.org>
1305 * crossconfig.m4: Test for aligned_alloc on netbsd.
1306 * configure: Regenerate.
1308 2018-05-24 Jonathan Wakely <jwakely@redhat.com>
1312 * include/bits/atomic_base.h (__atomic_base::value_type)
1313 (__atomic_base::difference_type): Add new typedefs.
1314 * include/std/atomic (atomic<bool>::value_type, atomic<T>::value_type)
1315 (atomic<T*>::value_type, atomic<T*>::difference_type): Likewise.
1316 (atomic<T*>::operator++, atomic<T*>::operator--)
1317 (atomic<T*>::operator+=, atomic<T*>::operator-=)
1318 (atomic<T*>::fetch_add, atomic<T*>::fetch_sub): Add static assertion
1319 to enforce C++17 requirement on pointer arithmetic.
1320 (__atomic_val_t, __atomic_diff_t): New alias templates.
1321 (atomic_init, atomic_store_explicit, atomic_exchange_explicit)
1322 (atomic_compare_exchange_weak_explicit)
1323 (atomic_compare_exchange_strong_explicit, atomic_store)
1324 (atomic_exchange, atomic_compare_exchange_weak)
1325 (atomic_compare_exchange_strong): Use __atomic_val_t to make
1326 scalar parameters be non-deduced contexts.
1327 (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
1328 (atomic_fetch_add, atomic_fetch_sub): Change first parameter to be
1329 atomic instead of __atomic_base, and use __atomic_diff_t for scalar
1331 (atomic_fetch_and_explicit, atomic_fetch_or_explicit)
1332 (atomic_fetch_xor_explicit, atomic_fetch_and, atomic_fetch_or)
1333 (atomic_fetch_xor): Use __atomic_val_t for scalar parameters.
1334 (atomic_fetch_add_explicit, atomic_fetch_sub_explicit)
1335 (atomic_fetch_add, atomic_fetch_sub): Remove overloads for atomic
1337 * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
1338 * testsuite/29_atomics/atomic/69769.cc: New test.
1339 * testsuite/29_atomics/atomic/nonmembers.cc: New test.
1340 * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
1341 Disable test for C++17 and later.
1342 * testsuite/29_atomics/atomic/requirements/typedefs.cc: New test.
1343 * testsuite/29_atomics/atomic_integral/nonmembers.cc: New test.
1344 * testsuite/29_atomics/atomic_integral/requirements/typedefs.cc: New
1347 2018-05-23 Jonathan Wakely <jwakely@redhat.com>
1349 * include/bits/fs_path.h (path::__is_encoded_char): Change from class
1350 template to alias template.
1351 (path::__value_type_is_char): Use remove_const_t.
1352 (path:_S_string_from_iter): New helper function.
1353 (path::_S_convert(InputIter, __null_terminated))
1354 (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
1355 Use _S_string_from_iter.
1356 (path::string<_CharT, _Allocator>(const _Allocator&)): Allow sharing
1357 rep for COW strings.
1358 * include/experimental/bits/fs_path.h (path::__is_encoded_char):
1359 Change from class template to alias template.
1360 (path::__value_type_is_char): Use remove_const.
1361 (path:_S_string_from_iter): New helper function.
1362 (path::_S_convert(InputIter, __null_terminated))
1363 (path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
1364 Use _S_string_from_iter.
1365 * testsuite/27_io/filesystem/path/append/source.cc: Test appending
1367 * testsuite/27_io/filesystem/path/concat/strings.cc: Check for exact
1368 string equality, not path equivalence.
1369 * testsuite/27_io/filesystem/path/construct/format.cc: Check
1370 construction from std::string and std::wstring and input iterators.
1371 * testsuite/27_io/filesystem/path/construct/locale.cc: Check
1372 construction from iterators.
1373 * testsuite/experimental/filesystem/path/concat/strings.cc: Check for
1374 exact string equality, not path equivalence.
1375 * testsuite/experimental/filesystem/path/construct/locale.cc: Check
1376 construction from iterators.
1378 * include/bits/fs_path.h (path::_M_type): Change default member
1379 initializer to _Filename.
1380 (path::begin): Create past-the-end iterator for empty path.
1381 * src/filesystem/std-path.cc (path::remove_filename()): Remove
1383 (path::has_relative_path()): Return false for empty filenames.
1384 (path::_M_split_cmpts): Set _M_type to _Filename for empty paths.
1385 Fix offset of empty final component.
1386 * testsuite/27_io/filesystem/path/itr/components.cc: New.
1387 * testsuite/27_io/filesystem/path/itr/traversal.cc: Add new inputs.
1389 2018-05-21 Jonathan Wakely <jwakely@redhat.com>
1391 Add support for opening file streams from wide character strings.
1392 * config/io/basic_file_stdio.cc [_GLIBCXX_HAVE__WFOPEN]
1393 (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
1394 Define new overload.
1395 * config/io/basic_file_stdio.h [_GLIBCXX_HAVE__WFOPEN]
1396 (__basic_file<char>::open(const wchar_t*, ios_base::openmode)):
1397 Declare new overload.
1398 * configure.ac: Check for _wfopen.
1399 * crossconfig.m4: Likewise.
1400 * configure: Regenerate.
1401 * config.h.in: Regenerate.
1402 * include/bits/fstream.tcc [_GLIBCXX_HAVE__WFOPEN]
1403 (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
1404 Define new overload.
1405 * include/std/fstream [_GLIBCXX_HAVE__WFOPEN]
1406 (basic_filebuf<C,T>::open(const wchar_t*, ios_base::openmode)):
1407 Declare new overload.
1408 [_GLIBCXX_HAVE__WFOPEN]
1409 (basic_ifstream<C,T>::basic_ifstream(const wchar_t*, openmode))
1410 (basic_ifstream<C,T>::basic_open(const wchar_t*, openmode))
1411 (basic_ofstream<C,T>::basic_ifstream(const wchar_t*, openmode))
1412 (basic_ofstream<C,T>::basic_open(const wchar_t*, openmode))
1413 (basic_fstream<C,T>::basic_ifstream(const wchar_t*, openmode))
1414 (basic_fstream<C,T>::basic_open(const wchar_t*, openmode)): Define
1416 * testsuite/27_io/basic_filebuf/open/wchar_t/1.cc: New.
1417 * testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc: New.
1418 * testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: New.
1419 * testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc: New.
1420 * testsuite/27_io/basic_ofstream/open/wchar_t/1.cc: New.
1421 * testsuite/27_io/basic_fstream/cons/wchar_t/1.cc: New.
1422 * testsuite/27_io/basic_fstream/open/wchar_t/1.cc: New.
1424 2018-05-21 François Dumont <fdumont@gcc.gnu.org>
1427 * include/bits/stl_tree.h
1428 (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): Fix noexcept
1431 2018-05-21 Jonathan Wakely <jwakely@redhat.com>
1433 * src/filesystem/std-ops.cc (absolute): Report an error for empty
1435 (weakly_canonical(const path&)): Do not call canonical on empty path.
1436 (weakly_canonical(const path&, error_code&)): Likewise.
1437 * testsuite/27_io/filesystem/operations/absolute.cc: Check for errors.
1440 * testsuite/experimental/filesystem/path/preferred_separator.cc: Add
1441 dg-require-filesystem-ts.
1444 * src/c++11/cow-stdexcept.cc (logic_error, runtime_error): Explicitly
1445 initialize base class to avoid warnings.
1447 2018-05-19 Jonathan Wakely <jwakely@redhat.com>
1449 * src/c++11/codecvt.cc (__codecvt_utf8_base<wchar_t>::do_in)
1450 [__SIZEOF_WCHAR_T__==2 && __BYTE_ORDER__!=__ORDER_BIG_ENDIAN__]: Set
1451 little_endian element in bitmask.
1452 * testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: Run all tests.
1453 * testsuite/22_locale/codecvt/codecvt_utf8/wchar_t/1.cc: New.
1455 2018-05-18 François Dumont <fdumont@gcc.gnu.org>
1457 * include/bits/stl_tree.h
1458 (_Rb_tree_impl(_Rb_tree_impl&&, _Node_allocator&&)): New.
1459 (_Rb_tree(_Rb_tree&&, _Node_allocator&&, true_type)): New, use latter.
1460 (_Rb_tree(_Rb_tree&&, _Node_allocator&&, false_type)): New.
1461 (_Rb_tree(_Rb_tree&&, _Node_allocator&&)): Adapt, use latters.
1462 * include/debug/map.h
1463 (map(map&&, const_allocator_type&)): Add noexcept qualitication.
1464 * include/debug/multimap.h
1465 (multimap(multimap&&, const_allocator_type&)): Likewise.
1466 * include/debug/set.h
1467 (set(set&&, const_allocator_type&)): Likewise.
1468 * include/debug/multiset.h
1469 (multiset(multiset&&, const_allocator_type&)): Likewise.
1470 * testsuite/23_containers/map/cons/noexcept_default_construct.cc:
1472 * testsuite/23_containers/map/cons/noexcept_move_construct.cc:
1474 * testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
1476 * testsuite/23_containers/multimap/cons/noexcept_move_construct.cc:
1478 * testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
1480 * testsuite/23_containers/multiset/cons/noexcept_move_construct.cc:
1482 * testsuite/23_containers/set/cons/noexcept_default_construct.cc:
1484 * testsuite/23_containers/set/cons/noexcept_move_construct.cc:
1487 2018-05-18 Jason Merrill <jason@redhat.com>
1489 * include/bits/stl_deque.h (_Deque_iterator): Constrain constructor
1490 for conversion to const_iterator. Add defaulted copy ops.
1491 * libsupc++/new (bad_alloc): Add defaulted copy ops.
1492 * libsupc++/exception.h (exception): Add defaulted copy ops.
1493 * include/std/system_error (system_error): Add defaulted copy ops.
1494 * include/std/stdexcept (domain_error, invalid_argument)
1495 (length_error, out_of_range, range_error, overflow_error)
1496 (underflow_error): Add defaulted copy ops.
1497 * include/bits/stl_iterator.h (reverse_iterator): Add defaulted
1499 * include/bits/allocator.h (allocator): Add defaulted copy assignment.
1500 * include/ext/throw_allocator.h (condition_base): Add defaulted
1501 default and copy ctor and copy assignment.
1503 2018-05-18 Jonathan Wakely <jwakely@redhat.com>
1506 * include/bits/regex.h [__cplusplus < 201703L] (basic_regex::icase)
1507 (basic_regex::nosubs, basic_regex::optimize, basic_regex::collate)
1508 (basic_regex::ECMAScript, basic_regex::basic, basic_regex::extended)
1509 (basic_regex::awk, basic_regex::grep, basic_regex::egrep): Add
1511 * include/bits/regex_automaton.h (_NFA::_M_insert_state): Adjust
1513 * include/bits/regex_compiler.tcc (__INSERT_REGEX_MATCHER): Add
1514 braces around body of do-while.
1515 * testsuite/28_regex/basic_regex/85098.cc: New
1517 2018-05-17 Jonathan Wakely <jwakely@redhat.com>
1520 * src/filesystem/path.cc (path::preferred_separator): Add used
1522 * testsuite/experimental/filesystem/path/preferred_separator.cc: New.
1525 * libsupc++/cxxabi_init_exception.h (__cxa_free_exception): Declare.
1526 * libsupc++/exception_ptr.h (make_exception_ptr) [__cpp_exceptions]:
1527 Refactor to separate non-throwing and throwing implementations.
1528 [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]: Deallocate the memory
1529 if constructing the object throws.
1531 2018-05-15 Jonathan Wakely <jwakely@redhat.com>
1534 * include/bits/random.h (__detail::__is_seed_seq): New SFINAE helper.
1535 (linear_congruential_engine, mersenne_twister_engine)
1536 (subtract_with_carry_engine, discard_block_engine)
1537 (independent_bits_engine, shuffle_order_engine): Use __is_seed_seq to
1538 constrain function templates taking seed sequences.
1539 * include/bits/random.tcc (linear_congruential_engine::seed(_Sseq&))
1540 (mersenne_twister_engine::seed(_Sseq&))
1541 (subtract_with_carry_engine::seed(_Sseq&)): Change return types to
1543 * include/ext/random (simd_fast_mersenne_twister_engine): Use
1544 __is_seed_seq to constrain function templates taking seed sequences.
1545 * include/ext/random.tcc (simd_fast_mersenne_twister_engine::seed):
1546 Change return type to match declaration.
1547 * testsuite/26_numerics/random/discard_block_engine/cons/seed_seq2.cc:
1549 * testsuite/26_numerics/random/independent_bits_engine/cons/
1551 * testsuite/26_numerics/random/linear_congruential_engine/cons/
1553 * testsuite/26_numerics/random/mersenne_twister_engine/cons/
1555 * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lineno.
1556 * testsuite/26_numerics/random/shuffle_order_engine/cons/seed_seq2.cc:
1558 * testsuite/26_numerics/random/subtract_with_carry_engine/cons/
1560 * testsuite/ext/random/simd_fast_mersenne_twister_engine/cons/
1564 * include/bits/fs_path.h (path::is_absolute()): Use same definition
1565 for all operating systems.
1566 * include/experimental/bits/fs_path.h (path::is_absolute()): Likewise.
1567 * testsuite/27_io/filesystem/path/query/is_absolute.cc: New.
1568 * testsuite/27_io/filesystem/path/query/is_relative.cc: Fix comment.
1569 * testsuite/experimental/filesystem/path/query/is_absolute.cc: New.
1571 * testsuite/27_io/filesystem/path/decompose/extension.cc: Remove
1572 unused <vector> header.
1573 * testsuite/27_io/filesystem/path/query/empty.cc: Likewise.
1574 * testsuite/27_io/filesystem/path/query/has_extension.cc: Likewise.
1575 * testsuite/27_io/filesystem/path/query/has_filename.cc: Likewise.
1576 * testsuite/27_io/filesystem/path/query/has_parent_path.cc: Likewise.
1577 * testsuite/27_io/filesystem/path/query/has_relative_path.cc:
1579 * testsuite/27_io/filesystem/path/query/has_root_directory.cc:
1581 * testsuite/27_io/filesystem/path/query/has_root_name.cc: Likewise.
1582 * testsuite/27_io/filesystem/path/query/has_root_path.cc: Likewise.
1583 * testsuite/27_io/filesystem/path/query/has_stem.cc: Likewise.
1584 * testsuite/27_io/filesystem/path/query/is_relative.cc: Likewise.
1585 * testsuite/experimental/filesystem/path/decompose/extension.cc:
1587 * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
1588 * testsuite/experimental/filesystem/path/query/has_extension.cc:
1590 * testsuite/experimental/filesystem/path/query/has_filename.cc:
1592 * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
1594 * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
1596 * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
1598 * testsuite/experimental/filesystem/path/query/has_root_name.cc:
1600 * testsuite/experimental/filesystem/path/query/has_root_path.cc:
1602 * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
1603 * testsuite/experimental/filesystem/path/query/is_relative.cc:
1607 * include/bits/fs_path.h (path::operator/=, path::append): Construct
1608 temporary path before calling _M_append.
1609 (path::_M_append): Change parameter to path and implement C++17
1611 * testsuite/27_io/filesystem/path/append/path.cc: Add helper function
1612 and more examples from the standard.
1613 * testsuite/27_io/filesystem/path/append/source.cc: New.
1614 * testsuite/27_io/filesystem/path/decompose/filename.cc: Add comment.
1615 * testsuite/27_io/filesystem/path/nonmember/append.cc: New.
1617 * include/std/variant (__gen_vtable_impl::__visit_invoke): Qualify
1618 __invoke to prevent ADL.
1620 2018-05-14 Jonathan Wakely <jwakely@redhat.com>
1623 * include/bits/fstream.tcc (basic_filebuf::close): Do not swallow
1624 exceptions from _M_terminate_output().
1625 * include/std/fstream (basic_filebuf::~basic_filebuf): Swallow any
1626 exceptions from close().
1627 * testsuite/27_io/basic_filebuf/close/81256.cc: New.
1629 * include/bits/valarray_array.h (__valarray_get_memory): Remove.
1630 (__valarray_get_storage): Call operator new directly. Remove ignored
1631 top-level restrict qualifier and add malloc attribute instead.
1632 (_Array<_Tp>::_Array(size_t)): Remove unused constructor.
1635 * include/bits/valarray_array.h (_Array_copy_ctor<_Tp, true>)
1636 (_Array_copier<_Tp, true>): Do not pass null pointers to memcpy.
1639 * include/bits/node_handle.h (_Node_handle_common::_M_swap): Use value
1641 * testsuite/23_containers/set/modifiers/node_swap.cc: New.
1643 2018-05-13 Ville Voutilainen <ville.voutilainen@gmail.com>
1646 * testsuite/20_util/variant/80165.cc: New.
1648 2018-05-10 Jonathan Wakely <jwakely@redhat.com>
1650 * doc/xml/faq.xml: Link to C++17 status. Add note to outdated answer.
1651 * doc/xml/manual/debug_mode.xml: Add array and forward_list to list
1652 of C++11 containers with Debug Mode support.
1653 * doc/xml/manual/using.xml: Document Dual ABI for ios_base::failure.
1654 * doc/html/*: Regenerate.
1656 2018-05-10 Jason Merrill <jason@redhat.com>
1658 * include/bits/regex_compiler.h (_S_cache_size): Change from
1659 function to variable.
1661 2018-05-10 Edward Smith-Rowland <3dw4rd@verizon.net>
1663 PR libstdc++/83140 - assoc_legendre returns negated value when m is odd
1664 * include/tr1/legendre_function.tcc (__assoc_legendre_p): Add __phase
1665 argument defaulted to +1. Doxy comments on same.
1666 * testsuite/special_functions/02_assoc_legendre/
1667 check_value.cc: Regen.
1668 * testsuite/tr1/5_numerical_facilities/special_functions/
1669 02_assoc_legendre/check_value.cc: Regen.
1671 2018-05-10 Jonathan Wakely <jwakely@redhat.com>
1674 * include/bits/c++config.h (__replacement_assert): Add linkage
1676 * include/bits/std_abs.h: Add comment to closing brace of block.
1677 * include/c_global/cstddef: Add linkage specification.
1678 * include/c_global/cstring: Likewise.
1679 * include/c_global/cwchar: Likewise.
1681 2018-05-09 François Dumont <fdumont@gcc.gnu.org>
1683 * include/debug/safe_iterator.h (_Safe_iterator<>::_M_constant()):
1685 (_Safe_iterator<>::_S_constant()): ...that.
1686 * include/debug/safe_local_iterator.h
1687 (_Safe_local_iterator<>::_M_constant()): Rename in...
1688 (_Safe_local_iterator<>::_S_constant()): ...that.
1689 * include/debug/formatter.h: Remove bits/cpp_type_traits.h include.
1690 (_Iterator_state::__rbegin): New.
1691 (_Iterator_state::__rmiddle): New.
1692 (_Iterator_state::__rend): New.
1693 (_Parameter::_Parameter(const _Safe_iterator<>&, const char*,
1694 _Is_iterator)): Use _Safe_iterator<>::_S_constant. Grab normal underlying
1696 (_Parameter::_Parameter(const _Safe_local_iterator<>&, const char*,
1697 _Is_iterator)): Likewise.
1698 (_Parameter::_S_reverse_state(_Iterator_state)): New.
1699 (_Parameter(__gnu_cxx::__normal_iterator<> const&, const char*,
1700 _Is_iterator)): New.
1701 (_Parameter(std::reverse_iterator<> const&, const char*,
1702 _Is_iterator)): New.
1703 (_Parameter(std::reverse_iterator<_Safe_iterator<>> const&,
1704 const char*, _Is_iterator)): New.
1705 (_Parameter(std::move_iterator<> const&, const char*, _Is_iterator):
1707 (_Parameter(std::move_iterator<_Safe_iterator<>> const&, const char*,
1708 _Is_iterator)): New.
1709 * testsuite/24_iterators/move_iterator/debug_neg.cc: New.
1710 * testsuite/24_iterators/normal_iterator/debug_neg.cc: New.
1711 * testsuite/24_iterators/reverse_iterator/debug_neg.cc: New.
1713 2018-05-09 Jonathan Wakely <jwakely@redhat.com>
1715 * include/bits/std_function.h (_Base_manager::_M_get_pointer):
1716 Use constexpr if in C++17 mode.
1717 (_Base_manager::_M_clone(_Any_data&, const _Any_data&, true_type)):
1718 Copy from const object.
1719 * testsuite/20_util/function/cons/non_copyconstructible.cc: New.
1721 2018-05-08 François Dumont <fdumont@gcc.gnu.org>
1723 * src/c++11/debug.cc [_GLIBCXX_HAVE_EXECINFO_H]: Include execinfo.h.
1724 [_GLIBCXX_HAVE_EXECINFO_H](_Error_formatter::_M_error): Render
1727 * include/debug/macros.h (__glibcxx_check_valid_range_at): New.
1728 * include/debug/functions.h (__check_valid_range): Use latter.
1729 * include/debug/macros.h (__glibcxx_check_valid_constructor_range): New,
1731 * include/debug/deque
1732 (deque::deque<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
1733 * include/debug/forward_list
1734 (forward_list::forward_list<_Iter>(_Iter, _Iter, const _Alloc&)):
1736 * include/debug/list
1737 (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1738 * include/debug/list
1739 (list::list<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1740 * include/debug/map.h
1741 (map::map<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1742 (map::map<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
1744 * include/debug/multimap.h
1745 (multimap::multimap<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1746 (multimap::multimap<_Iter>(_Iter, _Iter, const _Compare&,
1747 const _Alloc&)): Likewise.
1748 * include/debug/set.h
1749 (set::set<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1750 (set::set<_Iter>(_Iter, _Iter, const _Compare&, const _Alloc&)):
1752 * include/debug/multiset.h
1753 (multiset::multiset<_Iter>(_Iter, _Iter, const _Alloc&)): Likewise.
1754 (multiset::multiset<_Iter>(_Iter, _Iter, const _Compare&,
1755 const _Alloc&)): Likewise.
1756 * include/debug/string
1757 (basic_string::basic_string<_Iter>(_Iter, _Iter, const _Alloc&)):
1759 * include/debug/unordered_map
1760 (unordered_map::unordered_map<_Iter>(_Iter, _Iter, const _Alloc&)):
1762 (unordered_multimap::unordered_multimap<_Iter>(_Iter, _Iter,
1763 const _Alloc&)): Likewise.
1764 * include/debug/unordered_set
1765 (unordered_set::unordered_set<_Iter>(_Iter, _Iter, const _Alloc&)):
1767 (unordered_multiset::unordered_multiset<_Iter>(_Iter, _Iter,
1768 const _Alloc&)): Likewise.
1769 * include/debug/vector
1770 (vector::vector<_Iter>(_Iter, _Iter, const _Alloc&)): Use latter.
1772 * include/debug/formatter.h (_Error_formatter::_M_function): New.
1773 (_Error_formatter(const char*, unsigned int)): Adapt.
1774 (_Error_formatter::_M_at): Rename in...
1775 (_Error_formatter::_S_at): ...that and adapt.
1776 * include/debug/macros.h (_GLIBCXX_DEBUG_VERIFY_AT_F): New.
1777 (_GLIBCXX_DEBUG_VERIFY_AT, _GLIBCXX_DEBUG_VERIFY): Adapt.
1778 * src/c++11/debug.cc (_Error_formatter::_M_error): Render _M_function
1781 2018-05-08 Jonathan Wakely <jwakely@redhat.com>
1783 * include/bits/regex_automaton.h (_NFA_base::_M_paren_stack, _NFA):
1784 Use normal std::vector even in Debug Mode.
1787 * include/Makefile.am [!ENABLE_FLOAT128]: Change c++config.h entry
1788 to #undef _GLIBCXX_USE_FLOAT128 instead of defining it to zero.
1789 * include/Makefile.in: Regenerate.
1790 * include/bits/c++config (_GLIBCXX_USE_FLOAT128): Move definition
1791 within conditional block.
1793 2018-05-07 Jonathan Wakely <jwakely@redhat.com>
1795 * doc/xml/manual/using.xml (table.cmd_options): Document that the
1796 C++17 Filesystem implementation also needs -lstdc++fs.
1799 * include/bits/fs_path.h (operator/): Permit copy elision.
1800 * include/experimental/bits/fs_path.h (operator/): Likewise.
1802 2018-05-07 Edward Smith-Rowland <3dw4rd@verizon.net>
1804 Moar PR libstdc++/80506
1805 * include/bits/random.tcc (gamma_distribution::__generate_impl()):
1806 Fix magic number used in loop condition.
1808 2018-05-04 Jonathan Wakely <jwakely@redhat.com>
1810 PR libstdc++/85642 fix is_nothrow_default_constructible<optional<T>>
1811 * include/std/optional (_Optional_payload): Add noexcept to default
1812 constructor. Re-indent.
1813 (_Optional_payload<_Tp, true, true, true>): Likewise. Add noexcept to
1814 constructor for copying disengaged payloads.
1815 (_Optional_payload<_Tp, true, false, true>): Likewise.
1816 (_Optional_payload<_Tp, true, true, false>): Likewise.
1817 (_Optional_payload<_Tp, true, false, false>): Likewise.
1818 * testsuite/20_util/optional/cons/85642.cc: New.
1819 * testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error lines.
1821 2018-05-03 Jonathan Wakely <jwakely@redhat.com>
1824 * include/tr1/cmath [__STRICT_ANSI__] (hypergf, hypergl, hyperg): Use
1825 inline definitions instead of using-declarations.
1826 [__STRICT_ANSI__] (conf_hypergf, conf_hypergl, conf_hyperg): Likewise.
1827 * testsuite/tr1/5_numerical_facilities/special_functions/
1828 07_conf_hyperg/compile_cxx17.cc: New.
1829 * testsuite/tr1/5_numerical_facilities/special_functions/
1830 17_hyperg/compile_cxx17.cc: New.
1833 * include/std/variant (visit): Qualify std::get call.
1835 PR libstdc++/85632 use uintmax_t for arithmetic
1836 * src/filesystem/ops.cc (experimental::filesystem::space): Perform
1837 arithmetic in result type.
1838 * src/filesystem/std-ops.cc (filesystem::space): Likewise.
1839 * testsuite/27_io/filesystem/operations/space.cc: Check total capacity
1840 is greater than free space.
1841 * testsuite/experimental/filesystem/operations/space.cc: New.
1843 * testsuite/20_util/remove_cvref/requirements/alias_decl.cc: New.
1844 * testsuite/20_util/remove_cvref/requirements/explicit_instantiation.cc:
1846 * testsuite/20_util/remove_cvref/value.cc: New.
1847 * testsuite/20_util/remove_cvref/value_ext.cc: New.
1849 PR libstdc++/84087 LWG DR 2268 basic_string default arguments
1850 * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI=1]
1851 (append(const basic_string&, size_type, size_type)
1852 (assign(const basic_string&, size_type, size_type)
1853 (insert(size_type, const basic_string&, size_type, size_type)
1854 (replace(size_type,size_type,const basic_string&,size_type,size_type)
1855 (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
1856 Add default arguments (LWG 2268).
1857 [_GLIBCXX_USE_CXX11_ABI=0]
1858 (append(const basic_string&, size_type, size_type)
1859 (assign(const basic_string&, size_type, size_type)
1860 (insert(size_type, const basic_string&, size_type, size_type)
1861 (replace(size_type,size_type,const basic_string&,size_type,size_type)
1862 (compare(size_type,size_type,constbasic_string&,size_type,size_type)):
1864 * testsuite/21_strings/basic_string/dr2268.cc: New test.
1867 * include/std/thread (thread::__not_same): New SFINAE helper.
1868 (thread::thread(_Callable&&, _Args&&...)): Add SFINAE constraint that
1869 first argument is not a std::thread. Add static assertion to check
1870 INVOKE expression is valid.
1871 (thread::thread(thread&), thread::thread(const thread&&)): Remove.
1872 (thread::_Invoke::_M_invoke, thread::_Invoke::operator()): Use
1873 __invoke_result for return types and remove exception specifications.
1874 * testsuite/30_threads/thread/cons/84535.cc: New.
1876 * include/std/future (__async_result_of): Use __invoke_result instead
1879 * include/std/any (any_cast): Use __remove_cvref_t.
1880 * include/std/tuple (__make_tuple): Likewise.
1881 * include/std/type_traits (__remove_cvref_t): Define.
1882 (__result_of_memobj, __result_of_memfun): Use __remove_cvref_t.
1883 [__cplusplus > 201703L] (remove_cvref, remove_cvref_t): Define.
1884 * include/std/variant (__erased_hash): Use __remove_cvref_t.
1886 2018-05-02 François Dumont <fdumont@gcc.gnu.org>
1888 * include/bits/deque.tcc (deque<>::_M_assign_aux): Cast to void to
1889 ensure overloaded comma not used.
1890 * include/bits/list.tcc (list<>::_M_assign_dispatch): Likewise.
1891 * include/bits/vector.tcc (vector<>::_M_assign_aux): Likewise.
1892 * include/bits/stl_bvector.h (vector<bool>::_M_assign_aux): Likewise.
1893 * testsuite/23_containers/deque/modifiers/assign/1.cc: New.
1894 * testsuite/23_containers/list/modifiers/assign/1.cc: New.
1895 * testsuite/23_containers/vector/bool/modifiers/assign/1.cc: New.
1896 * testsuite/23_containers/vector/modifiers/assign/1.cc: New.
1898 2018-05-02 Jonathan Wakely <jwakely@redhat.com>
1901 * include/bits/ios_base.h (ios_base::iword, ios_base::pword): Cast
1902 indices to unsigned.
1903 * src/c++11/ios.cc (ios_base::_M_grow_words): Treat negative indices
1904 as failure. Refactor error handling.
1905 * testsuite/27_io/ios_base/storage/68197.cc: New.
1909 * include/bits/gslice_array.h (gslice_array): Define default
1910 constructor as deleted, as per C++11 standard.
1911 * include/bits/mask_array.h (mask_array): Likewise.
1912 * include/bits/slice_array.h (slice_array): Likewise.
1913 * include/bits/valarray_after.h (_GBase, _GClos, _IBase, _IClos): Move
1914 to namespace __detail.
1915 (_GBase::_M_expr, _IBase::_M_expr): Use _ValArrayRef for type of data
1917 * include/bits/valarray_before.h (_ValArrayRef): New helper for type
1918 of data members in closure objects.
1919 (_FunBase, _ValFunClos, _RefFunClos, _UnBase, _UnClos, _BinBase)
1920 (_BinBase2, _BinBase1, _BinClos, _SBase, _SClos): Move to namespace
1922 (_FunBase::_M_expr, _UnBase::_M_expr, _BinBase::_M_expr1)
1923 (_BinBase::_M_expr2, _BinBase2::_M_expr1, _BinBase1::_M_expr2)
1924 (_SBase::_M_expr): Use _ValArrayRef for type of data members.
1925 * include/std/valarray (_UnClos, _BinClos, _SClos, _GClos, _IClos)
1926 (_ValFunClos, _RefFunClos): Move to namespace __detail and add
1927 using-declarations to namespace std.
1928 * testsuite/26_numerics/valarray/83860.cc: New.
1930 * testsuite/backward/strstream_move.cc: Remove duplicate function
1934 * include/backward/strstream (strstreambuf): Define move constructor
1935 and move assignment operator.
1936 (istrstream, ostrstream, strstream): Likewise.
1937 * testsuite/backward/strstream_move.cc: New.
1939 2018-05-01 Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com>
1942 * acinclude.m4: Set ENABLE_FLOAT128 instead of _GLIBCXX_USE_FLOAT128.
1943 * config.h.in: Remove references to _GLIBCXX_USE_FLOAT128.
1944 * configure: Regenerate.
1945 * include/Makefile.am: Replace the value of _GLIBCXX_USE_FLOAT128
1946 based on ENABLE_FLOAT128.
1947 * include/Makefile.in: Regenerate.
1948 * include/bits/c++config: Define _GLIBCXX_USE_FLOAT128.
1949 [!defined(__FLOAT128__) && !defined(__SIZEOF_FLOAT128__)]: Undefine
1950 _GLIBCXX_USE_FLOAT128.
1952 2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
1954 * configure: Regenerated.
1956 2018-04-19 Jakub Jelinek <jakub@redhat.com>
1958 * configure: Regenerated.
1960 2018-04-18 Jonathan Wakely <jwakely@redhat.com>
1961 Jakub Jelinek <jakub@redhat.com>
1964 * src/c++11/Makefile.am: Don't generate debuginfo again for
1965 cxx11-ios_failure-lt.s and cxx11-ios_failure.s files.
1966 * src/c++11/Makefile.in: Regenerate.
1968 2018-04-18 Jonathan Wakely <jwakely@redhat.com>
1971 * testsuite/30_threads/thread/cons/terminate.cc
1972 [!_GLIBCXX_USE_C99_STDLIB] : Use _exit or std::exit instead of _Exit.
1974 2018-04-18 David Malcolm <dmalcolm@redhat.com>
1977 * configure: Regenerate.
1979 2018-04-16 Jonathan Wakely <jwakely@redhat.com>
1981 * testsuite/experimental/filesystem/file_status/1.cc: Add
1982 -DUSE_FILESYSTEM_TS to dg-options.
1983 * testsuite/experimental/filesystem/iterators/directory_iterator.cc:
1985 * testsuite/experimental/filesystem/iterators/pop.cc: Likewise.
1986 * testsuite/experimental/filesystem/iterators/
1987 recursive_directory_iterator.cc: Likewise.
1988 * testsuite/experimental/filesystem/operations/absolute.cc: Likewise.
1989 * testsuite/experimental/filesystem/operations/canonical.cc: Likewise.
1990 * testsuite/experimental/filesystem/operations/copy.cc: Likewise.
1991 * testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
1992 * testsuite/experimental/filesystem/operations/create_directories.cc:
1994 * testsuite/experimental/filesystem/operations/create_directory.cc:
1996 * testsuite/experimental/filesystem/operations/create_symlink.cc:
1998 * testsuite/experimental/filesystem/operations/current_path.cc:
2000 * testsuite/experimental/filesystem/operations/equivalent.cc: Likewise.
2001 * testsuite/experimental/filesystem/operations/exists.cc: Likewise.
2002 * testsuite/experimental/filesystem/operations/file_size.cc: Likewise.
2003 * testsuite/experimental/filesystem/operations/is_empty.cc: Likewise.
2004 * testsuite/experimental/filesystem/operations/last_write_time.cc:
2006 * testsuite/experimental/filesystem/operations/permissions.cc:
2008 * testsuite/experimental/filesystem/operations/read_symlink.cc:
2010 * testsuite/experimental/filesystem/operations/remove.cc: Likewise.
2011 * testsuite/experimental/filesystem/operations/remove_all.cc: Likewise.
2012 * testsuite/experimental/filesystem/operations/status.cc: Likewise.
2013 * testsuite/experimental/filesystem/operations/temp_directory_path.cc:
2015 * testsuite/experimental/filesystem/path/append/path.cc: Likewise.
2016 * testsuite/experimental/filesystem/path/assign/assign.cc: Likewise.
2017 * testsuite/experimental/filesystem/path/assign/copy.cc: Likewise.
2018 * testsuite/experimental/filesystem/path/compare/compare.cc: Likewise.
2019 * testsuite/experimental/filesystem/path/compare/path.cc: Likewise.
2020 * testsuite/experimental/filesystem/path/compare/strings.cc: Likewise.
2021 * testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
2022 * testsuite/experimental/filesystem/path/concat/strings.cc: Likewise.
2023 * testsuite/experimental/filesystem/path/construct/copy.cc: Likewise.
2024 * testsuite/experimental/filesystem/path/construct/default.cc:
2026 * testsuite/experimental/filesystem/path/construct/locale.cc: Likewise.
2027 * testsuite/experimental/filesystem/path/construct/range.cc: Likewise.
2028 * testsuite/experimental/filesystem/path/construct/string_view.cc:
2030 * testsuite/experimental/filesystem/path/decompose/extension.cc:
2032 * testsuite/experimental/filesystem/path/decompose/filename.cc:
2034 * testsuite/experimental/filesystem/path/decompose/parent_path.cc:
2036 * testsuite/experimental/filesystem/path/decompose/relative_path.cc:
2038 * testsuite/experimental/filesystem/path/decompose/root_directory.cc:
2040 * testsuite/experimental/filesystem/path/decompose/root_name.cc:
2042 * testsuite/experimental/filesystem/path/decompose/root_path.cc:
2044 * testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
2045 * testsuite/experimental/filesystem/path/generic/generic_string.cc:
2047 * testsuite/experimental/filesystem/path/itr/traversal.cc: Likewise.
2048 * testsuite/experimental/filesystem/path/modifiers/clear.cc: Likewise.
2049 * testsuite/experimental/filesystem/path/modifiers/make_preferred.cc:
2051 * testsuite/experimental/filesystem/path/modifiers/remove_filename.cc:
2053 * testsuite/experimental/filesystem/path/modifiers/replace_extension.cc:
2055 * testsuite/experimental/filesystem/path/modifiers/replace_filename.cc:
2057 * testsuite/experimental/filesystem/path/modifiers/swap.cc: Likewise.
2058 * testsuite/experimental/filesystem/path/native/string.cc: Likewise.
2059 * testsuite/experimental/filesystem/path/nonmember/hash_value.cc:
2061 * testsuite/experimental/filesystem/path/query/empty.cc: Likewise.
2062 * testsuite/experimental/filesystem/path/query/has_extension.cc:
2064 * testsuite/experimental/filesystem/path/query/has_filename.cc:
2066 * testsuite/experimental/filesystem/path/query/has_parent_path.cc:
2068 * testsuite/experimental/filesystem/path/query/has_relative_path.cc:
2070 * testsuite/experimental/filesystem/path/query/has_root_directory.cc:
2072 * testsuite/experimental/filesystem/path/query/has_root_name.cc:
2074 * testsuite/experimental/filesystem/path/query/has_root_path.cc:
2076 * testsuite/experimental/filesystem/path/query/has_stem.cc: Likewise.
2077 * testsuite/experimental/filesystem/path/query/is_relative.cc:
2080 2018-04-13 Jonathan Wakely <jwakely@redhat.com>
2082 * src/c++11/Makefile.am: Fix sed command.
2083 * src/c++11/Makefile.in: Regenerate.
2085 * src/c++11/Makefile.am: Rewrite sed rule to be less fragile and to
2086 handle mangled names starting with double underscores on darwin.
2087 * src/c++11/Makefile.in: Regenerate.
2089 2018-04-12 Jonathan Wakely <jwakely@redhat.com>
2091 * src/c++11/Makefile.am: Fix comment.
2092 * src/c++11/Makefile.in: Regenerate.
2093 * src/c++11/cxx11-ios_failure.cc: Fix comment.
2094 * src/c++98/ios_failure.cc: Likewise.
2096 * src/c++11/ios.cc: Remove redundant macro definition.
2098 2018-04-11 Jonathan Wakely <jwakely@redhat.com>
2100 * doc/xml/manual/abi.xml: Document header locations in recent
2102 * doc/xml/manual/evolution.xml: Add API changes since GCC 5.
2103 * doc/xml/manual/spine.xml: Update copyright years.
2104 * doc/xml/manual/strings.xml: Adjust tolower example to avoid
2105 undefined behaviour.
2106 * doc/xml/manual/test.xml: Update outdated notes on VERIFY in tests.
2107 * doc/html/*: Regenerate.
2109 2018-04-10 Jonathan Wakely <jwakely@redhat.com>
2111 * doc/xml/faq.xml: Update links to archived copy of SGI STL docs.
2112 * doc/xml/manual/backwards_compatibility.xml: Likewise.
2113 * doc/xml/manual/containers.xml: Likewise.
2114 * doc/xml/manual/debug_mode.xml: Likewise.
2115 * doc/xml/manual/extensions.xml: Likewise.
2116 * doc/xml/manual/policy_data_structures_biblio.xml: Likewise.
2117 * doc/xml/manual/using.xml: Likewise.
2118 * doc/xml/manual/utilities.xml: Likewise.
2121 * src/c++11/Makefile.am [ENABLE_DUAL_ABI]: Add special rules for
2122 cxx11-ios_failure.cc to rewrite type info for __ios_failure.
2123 * src/c++11/Makefile.in: Regenerate.
2124 * src/c++11/cxx11-ios_failure.cc (__ios_failure, __iosfail_type_info):
2126 [_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
2127 * src/c++11/ios.cc (__throw_ios_failure): Remove definition.
2128 * src/c++98/ios_failure.cc (__construct_ios_failure)
2129 (__destroy_ios_failure, is_ios_failure_handler): New functions.
2130 [!_GLIBCXX_USE_DUAL_ABI] (__throw_ios_failure): Define here.
2131 * testsuite/27_io/ios_base/failure/dual_abi.cc: New.
2132 * testsuite/27_io/basic_ios/copyfmt/char/1.cc: Revert changes to
2133 handler types, to always catch std::ios_base::failure.
2134 * testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
2135 * testsuite/27_io/basic_istream/extractors_arithmetic/char/
2136 exceptions_failbit.cc: Likewise.
2137 * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
2138 exceptions_failbit.cc: Likewise.
2139 * testsuite/27_io/basic_istream/extractors_other/char/
2140 exceptions_null.cc: Likewise.
2141 * testsuite/27_io/basic_istream/extractors_other/wchar_t/
2142 exceptions_null.cc: Likewise.
2143 * testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
2144 * testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
2145 * testsuite/27_io/basic_ostream/inserters_other/char/
2146 exceptions_null.cc: Likewise.
2147 * testsuite/27_io/basic_ostream/inserters_other/wchar_t/
2148 exceptions_null.cc: Likewise.
2149 * testsuite/27_io/ios_base/storage/2.cc: Likewise.
2151 2018-04-05 Jonathan Wakely <jwakely@redhat.com>
2153 * include/std/variant (_VARIANT_RELATION_FUNCTION_TEMPLATE): Qualify
2154 __get calls to avoid ADL and avoid ambiguity due to Clang bug.
2156 2018-04-03 Jonathan Wakely <jwakely@redhat.com>
2159 * include/std/variant (_Move_assign_base::operator=): Fix incorrect
2161 * testsuite/20_util/variant/85183.cc: New.
2163 2018-03-26 Jonathan Wakely <jwakely@redhat.com>
2165 * include/std/variant (__get): Qualify calls to avoid ADL.
2166 (__select_index): Adjust whitespace.
2167 (variant): Add using-declaration to workaround Clang bug.
2169 2018-03-22 Jonathan Wakely <jwakely@redhat.com>
2172 * include/bits/stl_function.h (greater::__not_overloaded)
2173 (less::__not_overloaded, greater_equal::__not_overloaded)
2174 (less_equal::__not_overloaded): Fix ambiguous specializations.
2175 * testsuite/20_util/function_objects/comparisons_pointer.cc: Add
2176 tests for type with overloaded operators.
2178 2018-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2181 * testsuite/experimental/memory_resource/resource_adaptor.cc:
2182 xfail execution on 32-bit Solaris/x86.
2184 2018-03-21 Jonathan Wakely <jwakely@redhat.com>
2186 * testsuite/20_util/function_objects/comparisons_pointer.cc: Use
2187 VERIFY instead of assert.
2188 * testsuite/20_util/hash/84998.cc: New test.
2189 * testsuite/23_containers/vector/cons/destructible_debug_neg.cc: New
2190 copy of test adjusted for Debug Mode.
2191 * testsuite/23_containers/vector/cons/destructible_neg.cc: Do not run
2194 2018-03-20 François Dumont <fdumont@gcc.gnu.org>
2197 * include/bits/stl_bvector.h: Fix std::hash friend declaration.
2198 * include/std/bitset: Likewise.
2199 * include/bits/stl_map.h (std::map<>): Fix _Rb_tree_merge_helper friend
2201 * include/bits/stl_multimap.h (std::multimap<>): Likewise.
2202 * include/bits/stl_multiset.h (std::multiset<>): Likewise.
2203 * include/bits/stl_set.h (std::set<>): Likewise.
2204 * include/bits/unordered_map.h (std::unordered_map<>): Fix
2205 _Hash_merge_helper friend declaration.
2206 (std::unordered_multimap<>): Likewise.
2207 * include/bits/unordered_set.h (std::unordered_set<>): Likewise.
2208 (std::unordered_multiset<>): Likewise.
2210 2018-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2212 * doc/xml/api.xml: www.fsf.org has moved to https. Also omit
2213 trailing slash for domain level link.
2214 * doc/xml/faq.xml: Ditto.
2215 * doc/xml/manual/appendix_free.xml (software): Ditto.
2216 * doc/xml/manual/intro.xml: Ditto.
2217 * doc/xml/manual/spine.xml: Ditto.
2218 * doc/xml/spine.xml: Ditto.
2220 2018-03-19 Gerald Pfeifer <gerald@pfeifer.com>
2222 * doc/xml/manual/documentation_hacking.xml: Adjust link to
2225 2018-03-17 Jonathan Wakely <jwakely@redhat.com>
2227 * testsuite/20_util/function_objects/comparisons_pointer.cc: Adjust
2228 to compile as C++98.
2230 2018-03-14 Jonathan Wakely <jwakely@redhat.com>
2233 * include/bits/stl_function.h (greater<_Tp*>, less<_Tp*>)
2234 (greater_equal<_Tp*>, less_equal<_Tp>*): Add partial specializations
2235 to ensure total order for pointers.
2236 (greater<void>, less<void>, greater_equal<void>, less_equal<void>):
2237 Add operator() overloads for pointer arguments and make generic
2238 overloads dispatch to new _S_cmp functions when comparisons would
2239 use built-in operators for pointers.
2240 * testsuite/20_util/function_objects/comparisons_pointer.cc: New.
2242 2018-03-12 Jonathan Wakely <jwakely@redhat.com>
2246 * crossconfig.m4: Check for aligned_alloc etc. on freebsd and mingw32.
2247 * configure: Regenerate.
2248 * include/c_global/cstdlib [_GLIBCXX_HAVE_ALIGNED_ALLOC]
2249 (aligned_alloc): Add using-declaration.
2250 * testsuite/18_support/aligned_alloc/aligned_alloc.cc: New test.
2252 2018-03-09 François Dumont <fdumont@gcc.gnu.org>
2254 * python/libstdcxx/v6/printers.py (build_libstdcxx_dictionary):
2255 Fix std::_Fwd_list_iterator and std::_Fwd_list_const_iterator printers
2258 2018-03-09 Jonathan Wakely <jwakely@redhat.com>
2261 * include/std/variant (get<_Tp, _Types...>, get_if<_Tp, _Types...>):
2262 Qualify calls to get<_Np, Types...> and get_if<_Np, _Types...>.
2264 src/filesystem/ops.cc (create_dir): Pass error_code to is_directory.
2265 src/filesystem/std-ops.cc (create_dir): Likewise.
2267 2018-03-08 François Dumont <fdumont@gcc.gnu.org>
2269 * python/libstdcxx/v6/printers.py (NodeIteratorPrinter): New.
2270 (StdListIteratorPrinter): Inherit from latter.
2271 (StdFwdListIteratorPrinter): New, inherit from latter.
2272 (StdDebugIteratorPrinter.to_string): Use non-debug iterator printer
2273 when iterator has no associated container.
2274 (build_libstdcxx_dictionary): Add __gnu_cxx::_Fwd_list_iterator and
2275 __gnu_cxx::_Fwd_list_const_iterator printers. Remove __norm namespace
2277 * testsuite/libstdc++-prettyprinters/debug.cc: Adapt.
2278 * testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Adapt.
2280 2018-03-06 Ville Voutilainen <ville.voutilainen@gmail.com>
2283 * include/std/optional (_Optional_payload): Split into multiple
2284 specializations that can handle different cases of trivial or
2285 non-trivial assignment operators.
2286 * testsuite/20_util/optional/84601.cc: New.
2287 * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2289 2018-03-02 Jonathan Wakely <jwakely@redhat.com>
2292 * include/bits/parse_numbers.h (_Number_help): Add partial
2293 specialization to handle digit separators. Adjust partial
2294 specialization for recursion temrination to require _Pow == 1ULL.
2295 * testsuite/20_util/duration/literals/84671.cc: New
2297 2018-02-27 Ville Voutilainen <ville.voutilainen@gmail.com>
2299 Implement the missing bits of LWG 2769
2300 * include/std/any (any_cast(const any&)): Add static_assert.
2301 (any_cast(any&)): Likewise.
2302 (any_cast(any&&)): Likewise, and remove the handling
2303 for copyable-but-not-movable type.
2304 * testsuite/20_util/any/misc/any_cast.cc: Adjust.
2305 * testsuite/20_util/any/misc/any_cast_neg.cc: Likewise, and
2308 2018-02-23 Jonathan Wakely <jwakely@redhat.com>
2311 * include/std/thread (thread::__make_invoker): Construct tuple
2312 directly instead of using make_tuple.
2313 * testsuite/30_threads/async/84532.cc: New.
2314 * testsuite/30_threads/thread/84532.cc: New.
2316 2018-02-20 François Dumont <fdumont@gcc.gnu.org>
2318 * include/ext/aligned_buffer.h [_GLIBCXX_INLINE_VERSION]
2319 (template<> __aligned_buffer): Define as __aligned_membuf alias.
2321 2018-02-19 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
2324 * configure: Regenerate.
2326 2018-02-15 Jonathan Wakely <jwakely@redhat.com>
2329 * configure.ac (INCLUDE_DIR_NOTPARALLEL): Define.
2330 * configure: Regenerate.
2331 * include/Makefile.am (INCLUDE_DIR_NOTPARALLEL): Add .NOTPARALLEL when
2333 * include/Makefile.in: Regenerate.
2335 2018-01-29 Jonathan Wakely <jwakely@redhat.com>
2338 * testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
2339 Add -ffloat-store to options for m68k and ia32.
2341 * doc/xml/faq.xml: Update copyright years.
2342 * doc/html/*: Regenerate.
2345 * include/std/any (any::__do_emplace): Only set _M_manager after
2346 constructing the contained object.
2347 * testsuite/20_util/any/misc/any_cast_neg.cc: Adjust dg-error line.
2348 * testsuite/20_util/any/modifiers/83658.cc: New test.
2350 2018-01-25 Jonathan Wakely <jwakely@redhat.com>
2353 * include/c_global/cstddef (__byte_operand): Define primary template.
2354 * testsuite/18_support/byte/81076.cc: New test.
2356 2018-01-19 Christophe Lyon <christophe.lyon@linaro.org>
2358 * testsuite/ext/special_functions/airy_ai/check_nan.cc: Fix
2359 dg-options and dg-add-options order.
2360 * testsuite/ext/special_functions/airy_bi/check_nan.cc: Likewise.
2361 * testsuite/ext/special_functions/conf_hyperg/check_nan.cc:
2363 * testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
2364 * testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
2366 * testsuite/special_functions/02_assoc_legendre/check_nan.cc:
2368 * testsuite/special_functions/03_beta/check_nan.cc: Likewise.
2369 * testsuite/special_functions/04_comp_ellint_1/check_nan.cc:
2371 * testsuite/special_functions/05_comp_ellint_2/check_nan.cc:
2373 * testsuite/special_functions/06_comp_ellint_3/check_nan.cc:
2375 * testsuite/special_functions/06_comp_ellint_3/pr66689.cc:
2377 * testsuite/special_functions/07_cyl_bessel_i/check_nan.cc:
2379 * testsuite/special_functions/08_cyl_bessel_j/check_nan.cc:
2381 * testsuite/special_functions/09_cyl_bessel_k/check_nan.cc:
2383 * testsuite/special_functions/10_cyl_neumann/check_nan.cc:
2385 * testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
2386 * testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
2387 * testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
2388 * testsuite/special_functions/13_ellint_3/pr66689.cc: Likewise.
2389 * testsuite/special_functions/14_expint/check_nan.cc: Likewise.
2390 * testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
2391 * testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
2392 * testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
2393 * testsuite/special_functions/18_riemann_zeta/check_nan.cc:
2395 * testsuite/special_functions/19_sph_bessel/check_nan.cc:
2397 * testsuite/special_functions/20_sph_legendre/check_nan.cc:
2399 * testsuite/special_functions/21_sph_neumann/check_nan.cc:
2402 2018-01-18 Uros Bizjak <ubizjak@gmail.com>
2404 * configure.ac (AC_CHECK_HEADERS): Add linux/types.h. Conditionally
2405 include linux/types.h when checking linux/random.h header.
2406 * config.h.in: Regenerate.
2408 * src/c++11/random.cc: Conditionally include linux/types.h.
2410 2018-01-16 Eric Botcazou <ebotcazou@adacore.com>
2412 * testsuite/17_intro/names.cc: Undefine 'y' on SPARC/Linux.
2414 2018-01-16 Jonathan Wakely <jwakely@redhat.com>
2417 * config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace std::c[a-g]* wildcard
2418 pattern with exact match for std::cerr.
2420 2018-01-15 Jonathan Wakely <jwakely@redhat.com>
2423 * include/bits/random.h (chi_squared_distribution::param): Update
2424 gamma distribution parameter.
2425 * testsuite/26_numerics/random/chi_squared_distribution/83833.cc: New
2429 * include/std/type_traits (has_unique_object_representations_v): Add
2431 * testsuite/20_util/has_unique_object_representations/value.cc: Check
2434 2018-01-15 Ville Voutilainen <ville.voutilainen@gmail.com>
2436 Make optional conditionally
2437 trivially_{copy,move}_{constructible,assignable}
2438 * include/std/optional (_Optional_payload): Fix the comment in
2439 the class head and turn into a primary and one specialization.
2440 (_Optional_payload::_M_engaged): Strike the NSDMI.
2441 (_Optional_payload<_Tp, false>::operator=(const _Optional_payload&)):
2443 (_Optional_payload<_Tp, false>::operator=(_Optional_payload&&)):
2445 (_Optional_payload<_Tp, false>::_M_get): Likewise.
2446 (_Optional_payload<_Tp, false>::_M_reset): Likewise.
2447 (_Optional_base_impl): Likewise.
2448 (_Optional_base): Turn into a primary and three specializations.
2449 (optional(nullopt)): Change the base init.
2450 * testsuite/20_util/optional/assignment/8.cc: New.
2451 * testsuite/20_util/optional/cons/trivial.cc: Likewise.
2452 * testsuite/20_util/optional/cons/value_neg.cc: Adjust.
2454 2018-01-15 Jonathan Wakely <jwakely@redhat.com>
2457 * python/libstdcxx/v6/printers.py (strip_inline_namespaces): New.
2458 (get_template_arg_list): New.
2459 (StdVariantPrinter._template_args): Remove, use get_template_arg_list
2461 (TemplateTypePrinter): Rewrite to work with gdb.Type objects instead
2462 of strings and regular expressions.
2463 (add_one_template_type_printer): Adapt to new TemplateTypePrinter.
2464 (FilteringTypePrinter): Add docstring. Match using startswith. Use
2465 strip_inline_namespaces instead of strip_versioned_namespace.
2466 (add_one_type_printer): Prepend namespace to match argument.
2467 (register_type_printers): Add type printers for char16_t and char32_t
2468 string types and for types using cxx11 ABI. Update calls to
2469 add_one_template_type_printer to provide default argument dicts.
2470 * testsuite/libstdc++-prettyprinters/80276.cc: New test.
2471 * testsuite/libstdc++-prettyprinters/whatis.cc: Remove tests for
2472 basic_string<unsigned char> and basic_string<signed char>.
2473 * testsuite/libstdc++-prettyprinters/whatis2.cc: Duplicate whatis.cc
2474 to test local variables, without overriding _GLIBCXX_USE_CXX11_ABI.
2476 2018-01-14 Andreas Schwab <schwab@linux-m68k.org>
2479 * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update.
2481 2018-01-13 Tim Shen <timshen@google.com>
2484 * include/bits/regex.tcc (regex_replace): Fix escaping in sed.
2485 * testsuite/28_regex/algorithms/regex_replace/char/pr83601.cc: Tests.
2486 * testsuite/28_regex/algorithms/regex_replace/wchar_t/pr83601.cc: Tests.
2488 2018-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2491 * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
2492 Remove dg-xfail-run-if.
2494 2018-01-10 François Dumont <fdumont@gcc.gnu.org>
2496 * include/bits/forward_list.h
2497 (_Fwd_list_node_base(_Fwd_list_node_base&&)): New.
2498 (_Fwd_list_node_base& operator=(_Fwd_list_node_base&&)): New.
2499 (_Fwd_list_node_base(const _Fwd_list_node_base&)): Explicit delete.
2500 (_Fwd_list_node_base& operator=(const _Fwd_list_node_base&)): Likewise.
2501 (_Fwd_list_impl()): Add noexcept qualification.
2502 (_Fwd_list_impl(const _Node_alloc_type&)): Delete.
2503 (_Fwd_list_impl(_Fwd_list_impl&&)): New, default.
2504 (_Fwd_list_impl(_Fwd_list_impl&&, _Node_alloc_type&&)): New.
2505 (_Fwd_list_base()): Default.
2506 (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&, true_type)): New.
2507 (_Fwd_list_base(_Fwd_list_base&&)): Default.
2508 (forward_list<>()): Default.
2509 (forward_list<>(forward_list&&)): Default.
2510 (forward_list(forward_list&&, _Node_alloc_type&&, false_type)): New.
2511 (forward_list(forward_list&&, _Node_alloc_type&&, true_type)): New.
2512 (forward_list(forward_list&&, const _Alloc&)): Adapt to use latters.
2513 * include/bits/forward_list.tcc
2514 (_Fwd_list_base(_Fwd_list_base&&, _Node_alloc_type&&)): Adapt to use
2515 _M_impl._M_head move assignment.
2516 (forward_list<>::merge(forward_list<>&&, _Comp)): Likewise.
2517 * testsuite/23_containers/forward_list/allocator/default_init.cc: New.
2519 2018-01-09 Jonathan Wakely <jwakely@redhat.com>
2522 * python/libstdcxx/v6/printers.py (SharedPointerPrinter)
2523 (UniquePointerPrinter): Print correct template argument, not type of
2525 (TemplateTypePrinter._recognizer.recognize): Handle failure to lookup
2527 * testsuite/libstdc++-prettyprinters/cxx11.cc: Test unique_ptr of
2529 * testsuite/libstdc++-prettyprinters/cxx17.cc: Test shared_ptr and
2530 weak_ptr of array types.
2532 2018-01-09 François Dumont <fdumont@gcc.gnu.org>
2535 * include/bits/hashtable_policy.h
2536 (__distance_fwd(_Iterator, _Iterator, input_iterator_tag)): Return 1 if
2538 (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, true_type)): New.
2539 (_Insert_base::_M_insert_range(_Ite, _Ite, _NodeGetter, false_type)):
2540 Add false_type parameter.
2541 (_Insert_base::insert): Adapt.
2542 * include/bits/hashtable.h (_Hashtable::operator=(initializzr_list<>)):
2544 (_Hashtable::_M_insert(_Arg&&, const _NodeGen&, true_type, size_t)):
2545 Add __n_elt parameter, defaulted to 1.
2546 (_Hashtable::_M_insert_unique_node): Likewise. Use it to call rehash
2547 policy _M_need_rehash.
2548 (_Hashtable::_M_merge_unique): Pass target number of elements to add to
2549 produce only 1 rehash if necessary.
2550 * testsuite/23_containers/unordered_map/insert/83709.cc: New.
2551 * testsuite/23_containers/unordered_set/insert/83709.cc: New.
2553 2018-01-09 Juraj Oršulić <juraj.orsulic@fer.hr>
2554 Jonathan Wakely <jwakely@redhat.com>
2556 PR libstdc++/59253 (partial)
2557 * python/libstdcxx/v6/printers.py (SmartPtrIterator): Common iterator
2558 type for pointer stored by shared_ptr, weak_ptr and unique_ptr.
2559 (SharedPointerPrinter, UniquePointerPrinter): Treat stored values as
2561 * testsuite/libstdc++-prettyprinters/cxx11.cc: Update expected output
2562 of unique_ptr printer.
2563 * testsuite/libstdc++-prettyprinters/shared_ptr.cc: Update expected
2564 output of shared_ptr printer.
2566 2018-01-05 Jonathan Wakely <jwakely@redhat.com>
2569 * src/filesystem/ops.cc (remove(const path&, error_code&)): Remove
2570 unnecessary symlink_status call.
2571 (remove_all(const path&, error_code&)): Use filesystem::remove.
2572 * src/filesystem/std-ops.cc: Likewise.
2575 * src/filesystem/std-ops.cc (do_copy_file): Use non-null offset with
2579 * src/filesystem/ops.cc (remove(const path&, error_code&)): Do not
2580 report an error for ENOENT.
2581 (remove_all(const path&)): Fix type of result variable.
2582 (remove_all(const path&, error_code&)): Use non-throwing increment
2583 for directory iterator. Call POSIX remove directly to avoid redundant
2584 calls to symlink_status. Do not report errors for ENOENT.
2585 * src/filesystem/std-ops.cc: Likewise.
2586 * testsuite/27_io/filesystem/operations/remove_all.cc: Test throwing
2588 * testsuite/experimental/filesystem/operations/remove_all.cc:
2591 2018-01-04 Jonathan Wakely <jwakely@redhat.com>
2594 * src/filesystem/ops.cc (remove(const path&, error_code&))): Remove
2595 redundant call to ec.clear().
2596 (remove_all(const path&, error_code&))): Do not return an error for
2598 * src/filesystem/std-ops.cc: Likewise.
2599 * testsuite/27_io/filesystem/operations/remove.cc: New test.
2600 * testsuite/27_io/filesystem/operations/remove_all.cc: Fix expected
2601 results for non-existent paths.
2602 * testsuite/experimental/filesystem/operations/remove.cc: New test.
2603 * testsuite/experimental/filesystem/operations/remove_all.cc: Fix
2604 expected results for non-existent paths.
2606 * include/bits/fs_ops.h (exists(const path&, error_code&))): Only
2607 check status_known once.
2608 * include/experimental/bits/fs_ops.h: Likewise.
2611 * include/std/functional (__is_byte_like): New trait.
2612 (__is_std_equal_to): Remove.
2613 (__boyer_moore_base_t): Use __is_byte_like instead of
2615 * include/experimental/functional (__is_std_equal_to): Remove.
2616 (__boyer_moore_base_t): Use __is_byte_like instead of
2618 * testsuite/20_util/function_objects/83607.cc: New test.
2620 2018-01-03 Ville Voutilainen <ville.voutilainen@gmail.com>
2622 Protect optional's deduction guide with the feature macro
2623 * include/std/optional: Use the feature macro.
2625 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2627 Update copyright years.
2629 Copyright (C) 2018 Free Software Foundation, Inc.
2631 Copying and distribution of this file, with or without modification,
2632 are permitted in any medium without royalty provided the copyright
2633 notice and this notice are preserved.