1 2023-06-20 Jonathan Wakely <jwakely@redhat.com>
3 * include/std/array (to_array(T(&)[N])): Remove redundant
5 (to_array(T(&&)[N])): Remove redundant std::move.
7 2023-06-16 Alexandre Oliva <oliva@adacore.com>
9 * testsuite/20_util/from_chars/4.cc: Skip long double on
12 2023-06-16 Joel Brobecker <brobecker@adacore.com>
14 * configure.ac ["x${with_newlib}" = "xyes"]: Define
15 HAVE_HYPOTF. Add compile-checks for various long double
16 math functions as well.
17 * configure: Regenerate.
19 2023-06-14 Jonny Grant <jg@jguk.org>
21 * doc/xml/manual/extensions.xml: Remove demangle exception
22 description and include.
23 * doc/html/manual/ext_demangling.html: Regenerate.
25 2023-06-10 Hans-Peter Nilsson <hp@axis.com>
27 * testsuite/27_io/basic_istream/ignore/wchar_t/94749.cc (main)
28 [! SIMULATOR_TEST]: Also exclude running test05.
29 * testsuite/27_io/basic_istream/ignore/char/94749.cc: Ditto.
31 2023-06-09 Ken Matsui <kmatsui@cs.washington.edu>
33 * include/std/type_traits: Use using instead of typedef
35 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
38 * src/c++17/floating_from_chars.cc (from_chars) <_Float128>:
39 Only define if _Float128 and long double have different
42 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
45 * include/experimental/internet [IPPROTO_TCP || IPPROTO_UDP]
46 (basic_endpoint, basic_resolver_entry, resolver_base)
47 (basic_resolver_results, basic_resolver): Only define if the tcp
48 or udp protocols will be defined.
50 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
52 * acinclude.m4 (libtool_VERSION): Update to 6.0.33.
53 * configure: Regenerate.
54 * doc/xml/manual/abi.xml: Add libstdc++.so.6.0.33.
55 * doc/html/manual/abi.html: Regenerate.
57 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
60 * include/std/format (formatter<const void*, charT>::parse):
61 Only alow 0 and P for C++26 and non-strict modes.
62 (formatter<const void*, charT>::format): Use toupper for P
63 type, and insert zero-fill characters for 0 option.
64 * testsuite/std/format/functions/format.cc: Check pointer
65 formatting. Only check P2510R3 extensions conditionally.
66 * testsuite/std/format/parse_ctx.cc: Only check P2510R3
67 extensions conditionally.
69 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
72 * include/std/array (to_array): Initialize arrays of trivial
73 types using memcpy. For non-trivial types, use lambda
74 expressions instead of a separate helper function.
76 * testsuite/23_containers/array/creation/110167.cc: New test.
78 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
80 * testsuite/23_containers/deque/modifiers/emplace/52799.cc:
82 * testsuite/23_containers/deque/modifiers/emplace/const_iterator.cc:
84 * testsuite/23_containers/list/modifiers/emplace/52799.cc:
86 * testsuite/23_containers/list/modifiers/emplace/const_iterator.cc:
88 * testsuite/23_containers/vector/modifiers/emplace/52799.cc:
90 * testsuite/23_containers/vector/modifiers/emplace/const_iterator.cc:
92 * testsuite/23_containers/deque/modifiers/emplace/1.cc: New
94 * testsuite/23_containers/list/modifiers/emplace/1.cc: New
96 * testsuite/23_containers/vector/modifiers/emplace/1.cc: New
99 2023-06-07 Jakub Jelinek <jakub@redhat.com>
102 * testsuite/20_util/to_chars/double.cc: Include <cfloat>.
103 (double_to_chars_test_cases,
104 double_scientific_precision_to_chars_test_cases_2,
105 double_fixed_precision_to_chars_test_cases_2): #if out 1e126, 4.91e-6
106 and 5.547e-6 tests if FLT_EVAL_METHOD is negative or larger than 1.
107 Add unconditional tests with corresponding double constants
108 0x1.7a2ecc414a03fp+418, 0x1.4981285e98e79p-18 and
109 0x1.7440bbff418b9p-18.
111 2023-06-07 Jonathan Wakely <jwakely@redhat.com>
113 * testsuite/util/testsuite_abi.cc (check_version): Re-add
116 2023-06-07 Jonathan Wakely <jwakely@redhat.com>
118 * testsuite/18_support/nested_exception/rethrow_if_nested-term.cc:
119 Require effective target exceptions_enabled instead of using
121 * testsuite/23_containers/vector/capacity/constexpr.cc: Expect
122 shrink_to_fit() to be a no-op without exceptions enabled.
123 * testsuite/23_containers/vector/capacity/shrink_to_fit.cc:
125 * testsuite/ext/bitmap_allocator/check_allocate_max_size.cc:
126 Require effective target exceptions_enabled.
127 * testsuite/ext/malloc_allocator/check_allocate_max_size.cc:
129 * testsuite/ext/mt_allocator/check_allocate_max_size.cc:
131 * testsuite/ext/new_allocator/check_allocate_max_size.cc:
133 * testsuite/ext/pool_allocator/check_allocate_max_size.cc:
135 * testsuite/ext/throw_allocator/check_allocate_max_size.cc:
138 2023-06-07 Jonathan Wakely <jwakely@redhat.com>
140 * testsuite/20_util/duration/cons/2.cc: Use values that aren't
141 affected by rounding.
142 * testsuite/20_util/from_chars/5.cc: Cast arithmetic result to
143 double before comparing for equality.
144 * testsuite/20_util/from_chars/6.cc: Likewise.
145 * testsuite/20_util/variant/86874.cc: Use values that aren't
146 affected by rounding.
147 * testsuite/25_algorithms/lower_bound/partitioned.cc: Compare to
148 original value instead of to floating-point-literal.
149 * testsuite/26_numerics/random/discrete_distribution/cons/range.cc:
150 Cast arithmetic result to double before comparing for equality.
151 * testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc:
153 * testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc:
155 * testsuite/26_numerics/valarray/transcend.cc (eq): Check that
156 the absolute difference is less than 0.01 instead of comparing
157 to two decimal places.
158 * testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc:
159 Cast arithmetic result to double before comparing for equality.
160 * testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc:
162 * testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc:
164 * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc:
166 * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc:
168 * testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc:
170 * testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
172 2023-06-07 Jonathan Wakely <jwakely@redhat.com>
175 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
177 * configure.ac: Use AS_IF.
178 * configure: Regenerate.
180 2023-06-07 Thomas Schwinge <thomas@codesourcery.com>
182 * testsuite/lib/prune.exp (libstdc++-dg-prune): Support
183 'UNSUPPORTED: [...]: exception handling disabled'.
185 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
187 * testsuite/util/testsuite_abi.cc (check_version): Add
188 CXXABI_1.3.15 symver and make it the latestp. Remove
189 GLIBCXX_IEEE128_3.4.31 and GLIBCXX_LDBL_3.4.31 from latestp.
191 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
192 Jakub Jelinek <jakub@redhat.com>
195 * include/std/limits: (numeric_limits<__float128>): Define
196 for __STRICT_ANSI__ as well.
197 * testsuite/18_support/numeric_limits/128bit.cc: Remove
198 check for __STRICT_ANSI__.
200 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
202 * configure.ac: Use AS_IF.
203 * configure: Regenerate.
205 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
208 * include/experimental/bits/simd_builtin.h (_S_store): Rewrite
209 to avoid casts to other vector types. Implement store as
210 succession of power-of-2 sized memcpy to avoid PR90424.
212 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
215 * include/experimental/bits/simd_builtin.h (_S_masked_store):
216 Call into deduced ABI's SimdImpl after conversion.
217 * include/experimental/bits/simd_x86.h (_S_masked_store_nocvt):
218 Don't use _mm_maskmoveu_si128. Use the generic fall-back
219 implementation. Also fix masked stores without SSE2, which
220 were not doing anything before.
222 2023-06-06 Matthias Kretz <m.kretz@gsi.de>
224 * include/experimental/bits/simd.h (__bit_cast): Use
225 __gnu__::__vector_size__ instead of gnu::vector_size.
227 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
230 * include/std/array (__array_traits<T, 0>::operator T*()): Make
231 conversion operator explicit.
232 (array::front): Use size_type as subscript operand.
233 (array::data): Use static_cast to make conversion explicit.
234 * testsuite/23_containers/array/element_access/110139.cc: New
237 2023-06-06 Joseph Faulls <Joseph.Faulls@imgtec.com>
239 * include/bits/locale_classes.tcc: Remove check for
240 codecvt<char8_t, char, mbstate_t> facet.
242 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
244 * src/filesystem/ops-common.h (do_copy_file) [O_CLOEXEC]: Set
245 close-on-exec flag on file descriptors.
247 2023-06-06 Jonathan Wakely <jwakely@redhat.com>
250 * src/filesystem/ops-common.h (do_copy_file): Check for empty
251 files by trying to read a character.
252 * testsuite/27_io/filesystem/operations/copy_file_108178.cc:
255 2023-06-06 Jannik Glückert <jannik.glueckert@gmail.com>
257 * acinclude.m4 (_GLIBCXX_USE_COPY_FILE_RANGE): Define.
258 * config.h.in: Regenerate.
259 * configure: Regenerate.
260 * src/filesystem/ops-common.h (copy_file_copy_file_range):
262 (do_copy_file): Use it.
264 2023-06-06 Jannik Glückert <jannik.glueckert@gmail.com>
266 * acinclude.m4 (_GLIBCXX_HAVE_LSEEK): Define.
267 * config.h.in: Regenerate.
268 * configure: Regenerate.
269 * src/filesystem/ops-common.h (copy_file_sendfile): Define new
270 function for sendfile logic. Loop to support large files. Skip
272 (do_copy_file): Use it.
274 2023-06-04 Jason Merrill <jason@redhat.com>
277 * libsupc++/eh_call.cc (__cxa_call_terminate): Take void*.
278 * config/abi/pre/gnu.ver: Add it.
280 2023-06-02 François Dumont <fdumont@gcc.gnu.org>
282 * include/parallel/algobase.h: Include <parallel/search.h>.
284 2023-06-01 Jonathan Wakely <jwakely@redhat.com>
286 * testsuite/26_numerics/pstl/numeric_ops/transform_reduce.cc:
287 Add const to equality operator.
289 2023-06-01 Jonathan Wakely <jwakely@redhat.com>
291 * include/std/expected (expected::and_then, expected::or_else)
292 (expected::transform_error): Use _M_val and _M_unex instead of
293 calling value() and error(), as per LWG 3938.
294 (expected::transform): Likewise. Remove incorrect std::move
295 calls from lvalue overloads.
296 (expected<void, E>::and_then, expected<void, E>::or_else)
297 (expected<void, E>::transform): Use _M_unex instead of calling
299 * testsuite/20_util/expected/lwg3877.cc: Add checks for and_then
300 and transform, and for std::expected<void, E>.
301 * testsuite/20_util/expected/lwg3938.cc: New test.
303 2023-06-01 Jonathan Wakely <jwakely@redhat.com>
306 * include/bits/stl_vector.h (_Vector_base::_M_invariant):
308 (vector::size, vector::capacity): Remove calls to _M_invariant.
309 * include/bits/vector.tcc (vector::_M_fill_assign): Add
310 optimization hint to reallocating path.
311 (vector::_M_assign_aux(FwdIter, FwdIter, forward_iterator_tag)):
313 * testsuite/23_containers/vector/capacity/invariant.cc: Moved
315 * testsuite/23_containers/vector/modifiers/assign/no_realloc.cc:
316 ...here. Check assign(FwdIter, FwdIter) too.
317 * testsuite/23_containers/vector/types/1.cc: Revert addition
318 of -Wno-stringop-overread option.
320 2023-06-01 Jonathan Wakely <jwakely@redhat.com>
322 * doc/xml/manual/evolution.xml: Document removal of implicit
323 allocator rebinding extensions in strict mode and for C++20.
324 * doc/html/*: Regenerate.
326 2023-06-01 Jason Merrill <jason@redhat.com>
328 * libsupc++/eh_personality.cc (PERSONALITY_FUNCTION): Don't check
329 handlers in the cleanup phase.
331 2023-06-01 Matthias Kretz <m.kretz@gsi.de>
334 * include/experimental/bits/simd.h (__vectorized_sizeof): With
335 __have_neon_a32 only single-precision float works (in addition
338 2023-06-01 François Dumont <fdumont@gcc.gnu.org>
340 * include/bits/stl_algo.h
341 (std::__search, std::search(_FwdIt1, _FwdIt1, _FwdIt2, _FwdIt2, _BinPred)): Move...
342 * include/bits/stl_algobase.h: ...here.
343 * include/std/functional: Replace <stl_algo.h> include by <stl_algobase.h>.
344 * include/parallel/algo.h (std::__parallel::search<_FIt1, _FIt2, _BinaryPred>)
345 (std::__parallel::__search_switch<_FIt1, _FIt2, _BinaryPred, _ItTag1, _ItTag2>):
347 * include/parallel/algobase.h: ...here.
348 * include/experimental/functional: Remove <bits/stl_algo.h> and <parallel/algorithm>
349 includes. Include <bits/stl_algobase.h>.
351 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
354 * acinclude.m4 (GLIBCXX_ENABLE_C99): Add separate check for
355 float_t and double_t and define HAVE_C99_FLT_EVAL_TYPES.
356 * config.h.in: Regenerate.
357 * configure: Regenerate.
358 * include/c_global/cmath (float_t, double_t): Guard using new
359 _GLIBCXX_HAVE_C99_FLT_EVAL_TYPES macro.
361 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
363 * acinclude.m4 (GLIBCXX_ENABLE_C99): Add checks for C99 math
364 functions and define _GLIBCXX_USE_C99_MATH_FUNCS. Move checks
365 for C99 rounding functions to here.
366 (GLIBCXX_CHECK_C99_TR1): Remove checks for C99 rounding
368 * config.h.in: Regenerate.
369 * configure: Regenerate.
370 * include/bits/random.h: Use _GLIBCXX_USE_C99_MATH_FUNCS instead
371 of _GLIBCXX_USE_C99_MATH_TR1.
372 * include/bits/random.tcc: Likewise.
373 * include/c_compatibility/math.h: Likewise.
374 * include/c_global/cmath: Likewise.
375 * include/ext/random: Likewise.
376 * include/ext/random.tcc: Likewise.
377 * include/std/complex: Likewise.
378 * testsuite/20_util/from_chars/4.cc: Likewise.
379 * testsuite/20_util/from_chars/8.cc: Likewise.
380 * testsuite/26_numerics/complex/proj.cc: Likewise.
381 * testsuite/26_numerics/headers/cmath/60401.cc: Likewise.
382 * testsuite/26_numerics/headers/cmath/types_std_c++0x.cc:
384 * testsuite/lib/libstdc++.exp (check_v3_target_cstdint):
386 * testsuite/util/testsuite_random.h: Likewise.
388 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
390 * include/bits/stl_vector.h (_Vector_base::_M_invariant()): New
392 (vector::size(), vector::capacity()): Call _M_invariant().
393 * testsuite/23_containers/vector/capacity/invariant.cc: New test.
394 * testsuite/23_containers/vector/types/1.cc: Add suppression for
395 false positive warning (PR110060).
397 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
400 * src/c++17/floating_from_chars.cc: Check __FLT128_MANT_DIG__ is
401 defined before trying to use _Float128.
403 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
405 * acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Fix for 32-bit pointers
406 to check __INT_PTR_WIDTH__ instead of sizeof(void*).
407 * configure: Regenerate.
409 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
411 * include/bits/unique_lock.h: Include <bits/error_constants.h>
412 here for std::errc constants.
413 * include/std/mutex: Do not include <bits/error_constants.h> and
416 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
418 * configure.ac: Replace use of -o operator for test.
419 * configure: Regenerate.
421 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
423 * include/std/scoped_allocator (scoped_allocator_adaptor): Add
424 noexcept to all constructors except the default constructor.
425 (scoped_allocator_adaptor::inner_allocator): Add noexcept.
426 (scoped_allocator_adaptor::outer_allocator): Likewise.
427 * testsuite/20_util/scoped_allocator/noexcept.cc: New test.
429 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
432 * include/std/limits (numeric_limits<__float128>): Define.
433 * testsuite/18_support/numeric_limits/128bit.cc: New test.
435 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
437 * acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Extend logic for avr and
438 msp430 to all 16-bit targets.
439 * configure: Regenerate.
441 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
444 * src/c++17/floating_from_chars.cc (USE_STRTOF128_FOR_FROM_CHARS):
445 Only define when USE_STRTOD_FOR_FROM_CHARS is also defined.
446 (USE_STRTOD_FOR_FROM_CHARS): Do not undefine when long double is
448 (from_chars(const char*, const char*, double&, chars_format)):
449 Check __LDBL_MANT_DIG__ == __DBL_MANT_DIG__ here.
450 (from_chars(const char*, const char*, _Float128&, chars_format))
451 Only use from_chars_strtod when USE_STRTOD_FOR_FROM_CHARS is
452 defined, otherwise parse a long double and convert to _Float128.
454 2023-05-31 Jonathan Wakely <jwakely@redhat.com>
457 * include/std/iomanip (operator>>(basic_istream&, _Setfill)):
458 Add deprecated attribute to non-standard overload.
459 * doc/xml/manual/evolution.xml: Document deprecation.
460 * doc/html/*: Regenerate.
461 * testsuite/27_io/manipulators/standard/char/1.cc: Add
462 dg-warning for expected deprecated warning.
463 * testsuite/27_io/manipulators/standard/char/2.cc: Likewise.
464 * testsuite/27_io/manipulators/standard/wchar_t/1.cc: Likewise.
465 * testsuite/27_io/manipulators/standard/wchar_t/2.cc: Likewise.
467 2023-05-30 Alexandre Oliva <oliva@adacore.com>
469 * testsuite/20_util/from_chars/4.cc: Skip long double test06
471 * testsuite/20_util/to_chars/long_double.cc: Xfail run on
474 2023-05-30 Matthias Kretz <m.kretz@gsi.de>
477 * include/experimental/bits/simd.h (to_native): Use int NTTP
478 as specified in PTS2.
479 (to_compatible): Likewise. Add missing tag to call mask
481 * testsuite/experimental/simd/pr109822_cast_functions.cc: New
484 2023-05-30 Matthias Kretz <m.kretz@gsi.de>
486 * testsuite/experimental/simd/tests/integer_operators.cc:
487 Compute expected value differently to avoid getting turned into
490 2023-05-30 Matthias Kretz <m.kretz@gsi.de>
492 * testsuite/experimental/simd/tests/operator_cvt.cc: Make long
493 double <-> (u)long conversion tests conditional on sizeof(long
494 double) and sizeof(long).
496 2023-05-26 Matthias Kretz <m.kretz@gsi.de>
498 * include/experimental/bits/simd_ppc.h (_S_bit_shift_left):
499 Negative __y is UB, so prefer signed compare.
501 2023-05-25 Jonathan Wakely <jwakely@redhat.com>
503 * testsuite/util/testsuite_allocator.h (PointerBase): Add
504 relational operators.
506 2023-05-25 Alexandre Oliva <oliva@adacore.com>
508 * testsuite/20_util/to_chars/long_double.cc: Expect execution
511 2023-05-24 Matthias Kretz <m.kretz@gsi.de>
514 * include/experimental/bits/simd.h (__intrinsic_type): If
515 __ALTIVEC__ is defined, map gnu::vector_size types to their
516 corresponding __vector T types without losing unsignedness of
517 integer types. Also prefer long long over long.
518 * include/experimental/bits/simd_ppc.h (_S_popcount): Cast mask
519 object to the expected unsigned vector type.
521 2023-05-24 Matthias Kretz <m.kretz@gsi.de>
524 * include/experimental/bits/simd.h (__intrinsic_type):
525 Specialize __intrinsic_type<double, 8> and
526 __intrinsic_type<double, 16> in any case, but provide the member
527 type only with __aarch64__.
529 2023-05-24 Matthias Kretz <m.kretz@gsi.de>
532 * include/experimental/bits/simd_neon.h (_S_reduce): Add
533 constexpr and make NEON implementation conditional on
534 not __builtin_is_constant_evaluated.
536 2023-05-23 Matthias Kretz <m.kretz@gsi.de>
539 * include/experimental/bits/simd.h (_SimdWrapper::_M_set):
540 Avoid vector builtin subscripting in constant expressions.
541 (resizing_simd_cast): Avoid memcpy if constant_evaluated.
542 (const_where_expression, where_expression, where)
543 (__extract_part, simd_mask, _SimdIntOperators, simd): Add either
544 _GLIBCXX_SIMD_CONSTEXPR (on public APIs), or constexpr (on
546 * include/experimental/bits/simd_builtin.h (__vector_permute)
547 (__vector_shuffle, __extract_part, _GnuTraits::_SimdCastType1)
548 (_GnuTraits::_SimdCastType2, _SimdImplBuiltin)
549 (_MaskImplBuiltin::_S_store): Add constexpr.
550 (_CommonImplBuiltin::_S_store_bool_array)
551 (_SimdImplBuiltin::_S_load, _SimdImplBuiltin::_S_store)
552 (_SimdImplBuiltin::_S_reduce, _MaskImplBuiltin::_S_load): Add
553 constant_evaluated case.
554 * include/experimental/bits/simd_fixed_size.h
555 (_S_masked_load): Reword comment.
556 (__tuple_element_meta, __make_meta, _SimdTuple::_M_apply_r)
557 (_SimdTuple::_M_subscript_read, _SimdTuple::_M_subscript_write)
558 (__make_simd_tuple, __optimize_simd_tuple, __extract_part)
559 (__autocvt_to_simd, _Fixed::__traits::_SimdBase)
560 (_Fixed::__traits::_SimdCastType, _SimdImplFixedSize): Add
562 (_SimdTuple::operator[], _M_set): Add constexpr and add
563 constant_evaluated case.
564 (_MaskImplFixedSize::_S_load): Add constant_evaluated case.
565 * include/experimental/bits/simd_scalar.h: Add constexpr.
566 * include/experimental/bits/simd_x86.h (_CommonImplX86): Add
567 constexpr and add constant_evaluated case.
568 (_SimdImplX86::_S_equal_to, _S_not_equal_to, _S_less)
569 (_S_less_equal): Value-initialize to satisfy constexpr
571 (_MaskImplX86::_S_load): Add constant_evaluated case.
572 (_MaskImplX86::_S_store): Add constexpr and constant_evaluated
573 case. Value-initialize local variables.
574 (_MaskImplX86::_S_logical_and, _S_logical_or, _S_bit_not)
575 (_S_bit_and, _S_bit_or, _S_bit_xor): Add constant_evaluated
577 * testsuite/experimental/simd/pr109261_constexpr_simd.cc: New
580 2023-05-22 Matthias Kretz <m.kretz@gsi.de>
582 * include/experimental/bits/simd_builtin.h (_S_fpclassify): Move
583 __infn into #ifdef'ed block.
584 * testsuite/experimental/simd/tests/fpclassify.cc: Declare
585 constants only when used.
586 * testsuite/experimental/simd/tests/frexp.cc: Likewise.
587 * testsuite/experimental/simd/tests/logarithm.cc: Likewise.
588 * testsuite/experimental/simd/tests/trunc_ceil_floor.cc:
590 * testsuite/experimental/simd/tests/ldexp_scalbn_scalbln_modf.cc:
591 Move totest and expect1 into #ifdef'ed block.
593 2023-05-19 Gerald Pfeifer <gerald@pfeifer.com>
595 * doc/xml/manual/strings.xml: Move lafstern.org reference to https.
596 * doc/html/manual/strings.html: Regenerate.
598 2023-05-17 Jakub Jelinek <jakub@redhat.com>
601 * testsuite/26_numerics/headers/cmath/constexpr_std_c++23.cc: New test.
603 2023-05-17 Jakub Jelinek <jakub@redhat.com>
606 * include/c_global/cmath (atan2, fmod, pow): Move
607 __gnu_cxx::__promote_2 using templates after _Float{16,32,64,128} and
608 __gnu_cxx::__bfloat16_t overloads.
609 (copysign, fdim, fmax, fmin, hypot, nextafter, remainder, remquo):
611 (fma): Move __gnu_cxx::__promote_3 using template after
612 _Float{16,32,64,128} and __gnu_cxx::__bfloat16_t overloads.
614 2023-05-17 Jonathan Wakely <jwakely@redhat.com>
616 * testsuite/18_support/headers/limits/synopsis.cc: Uncomment
617 checks for float_round_style and float_denorm_style.
619 2023-05-17 Jonathan Wakely <jwakely@redhat.com>
621 * include/bits/c++config: Add system_header pragma.
623 2023-05-17 Jonathan Wakely <jwakely@redhat.com>
625 * include/std/expected (expected::and_then, expected::or_else)
626 (expected::transform, expected::transform_error): Fix exception
627 specifications as per LWG 3877.
628 (expected<void, E>::and_then, expected<void, E>::transform):
630 * testsuite/20_util/expected/lwg3877.cc: New test.
632 2023-05-17 Ken Matsui <kmatsui@cs.washington.edu>
634 * include/std/type_traits: Use __bool_constant instead of
637 2023-05-17 Jonathan Wakely <jwakely@redhat.com>
639 * configure: Regenerate.
641 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
644 * acinclude.m4 (GLIBCXX_CHECK_ALIGNAS_CACHELINE): Define.
645 * config.h.in: Regenerate.
646 * configure: Regenerate.
647 * configure.ac: Use GLIBCXX_CHECK_ALIGNAS_CACHELINE.
648 * src/c++11/shared_ptr.cc (__gnu_internal::get_mutex): Do not
649 align lock table if not supported. use __GCC_DESTRUCTIVE_SIZE
650 instead of hardcoded 64.
652 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
654 * acinclude.m4 (GLIBCXX_USE_C99): Check for isblank in C++11
655 mode and define _GLIBCXX_USE_C99_CTYPE. Check for <fenv.h>
656 functions in C++11 mode and define _GLIBCXX_USE_C99_FENV.
657 * config.h.in: Regenerate.
658 * configure: Regenerate.
659 * include/c_compatibility/fenv.h: Check _GLIBCXX_USE_C99_FENV
660 instead of _GLIBCXX_USE_C99_FENV_TR1.
661 * include/c_global/cfenv: Likewise.
662 * include/c_global/cctype: Check _GLIBCXX_USE_C99_CTYPE instead
663 of _GLIBCXX_USE_C99_CTYPE_TR1.
665 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
667 * acinclude.m4 (GLIBCXX_USE_C99): Check for <stdint.h> types in
668 C++11 mode and define _GLIBCXX_USE_C99_STDINT. Check for
669 <inttypes.h> features in C++11 mode and define
670 _GLIBCXX_USE_C99_INTTYPES and _GLIBCXX_USE_C99_INTTYPES_WCHAR_T.
671 * config.h.in: Regenerate.
672 * configure: Regenerate.
673 * doc/doxygen/user.cfg.in (PREDEFINED): Add new macros.
674 * include/bits/chrono.h: Check _GLIBCXX_USE_C99_STDINT instead
675 of _GLIBCXX_USE_C99_STDINT_TR1.
676 * include/c_compatibility/inttypes.h: Check
677 _GLIBCXX_USE_C99_INTTYPES and _GLIBCXX_USE_C99_INTTYPES_WCHAR_T
678 instead of _GLIBCXX_USE_C99_INTTYPES_TR1 and
679 _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1.
680 * include/c_compatibility/stdatomic.h: Check
681 _GLIBCXX_USE_C99_STDINT instead of _GLIBCXX_USE_C99_STDINT_TR1.
682 * include/c_compatibility/stdint.h: Likewise.
683 * include/c_global/cinttypes: Check _GLIBCXX_USE_C99_INTTYPES
684 and _GLIBCXX_USE_C99_INTTYPES_WCHAR_T instead of
685 _GLIBCXX_USE_C99_INTTYPES_TR1 and
686 _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1.
687 * include/c_global/cstdint: Check _GLIBCXX_USE_C99_STDINT
688 instead of _GLIBCXX_USE_C99_STDINT_TR1.
689 * include/std/atomic: Likewise.
690 * src/c++11/cow-stdexcept.cc: Likewise.
691 * testsuite/29_atomics/headers/stdatomic.h/c_compat.cc:
693 * testsuite/lib/libstdc++.exp (check_v3_target_cstdint):
696 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
698 * acinclude.m4 (GLIBCXX_USE_C99): Check for complex inverse trig
699 functions in C++11 mode and define _GLIBCXX_USE_C99_COMPLEX_ARC.
700 * config.h.in: Regenerate.
701 * configure: Regenerate.
702 * doc/doxygen/user.cfg.in (PREDEFINED): Add new macro.
703 * include/std/complex: Check _GLIBCXX_USE_C99_COMPLEX_ARC
704 instead of _GLIBCXX_USE_C99_COMPLEX_TR1.
706 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
708 * testsuite/ext/debug_allocator/check_deallocate_null.cc: Add
709 assertion to ensure expected exception is throw.
711 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
713 * testsuite/libstdc++-prettyprinters/chrono.cc: Only test
714 printer for chrono::zoned_time for cx11 ABI and tzdb effective
717 2023-05-16 Jonathan Wakely <jwakely@redhat.com>
719 * acinclude.m4 (GLIBCXX_CHECK_PTHREAD_MUTEX_CLOCKLOCK): Define
720 _GLIBCXX_USE_PTHREAD_MUTEX_CLOCKLOCK in terms of _GLIBCXX_TSAN.
721 * configure: Regenerate.
723 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
725 * acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Use a non-null pointer
726 to check for nan, nanf, and nanl.
727 * configure: Regenerate.
729 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
731 * include/bits/char_traits.h (char_traits<char16_t>): Do not
732 depend on _GLIBCXX_USE_C99_STDINT_TR1.
733 (char_traits<char32_t>): Likewise.
734 * include/experimental/source_location: Likewise.
736 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
738 * include/std/atomic (atomic_int_least8_t, atomic_uint_least8_t)
739 (atomic_int_least16_t, atomic_uint_least16_t)
740 (atomic_int_least32_t, atomic_uint_least32_t)
741 (atomic_int_least64_t, atomic_uint_least64_t)
742 (atomic_int_fast16_t, atomic_uint_fast16_t)
743 (atomic_int_fast32_t, atomic_uint_fast32_t)
744 (atomic_int_fast64_t, atomic_uint_fast64_t)
745 (atomic_intmax_t, atomic_uintmax_t): Define unconditionally.
746 * testsuite/29_atomics/headers/stdatomic.h/c_compat.cc: Adjust.
748 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
750 * include/bits/algorithmfwd.h (shuffle): Do not depend on
751 _GLIBCXX_USE_C99_STDINT_TR1.
752 * include/bits/ranges_algo.h (shuffle): Likewise.
753 * include/bits/stl_algo.h (shuffle): Likewise.
754 * include/ext/random: Likewise.
755 * include/ext/throw_allocator.h (random_condition): Likewise.
756 * include/std/random: Likewise.
757 * src/c++11/cow-string-inst.cc: Likewise.
758 * src/c++11/random.cc: Likewise.
760 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
762 * testsuite/experimental/feat-cxx14.cc: Remove dependency on
763 _GLIBCXX_USE_C99_STDINT_TR1.
765 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
767 * testsuite/22_locale/locale/cons/unicode.cc: Remove dependency
768 on _GLIBCXX_USE_C99_STDINT_TR1.
770 2023-05-12 Jonathan Wakely <jwakely@redhat.com>
772 * testsuite/21_strings/basic_string_view/typedefs.cc: Remove
773 dependency on _GLIBCXX_USE_C99_STDINT_TR1.
774 * testsuite/experimental/string_view/typedefs.cc: Likewise.
776 2023-05-11 Jonathan Wakely <jwakely@redhat.com>
778 * src/c++17/floating_from_chars.cc [USE_STRTOD_FOR_FROM_CHARS]
779 (auto_locale, auto_ferounding): New class types.
780 (from_chars_impl): Use auto_locale and auto_ferounding.
782 2023-05-11 Jonathan Wakely <jwakely@redhat.com>
785 * include/std/chrono (hh_mm_ss::__fits): Remove variable
787 (hh_mm_ss::__subseconds): Remove __fits from constraints.
788 * testsuite/std/time/hh_mm_ss/109772.cc: New test.
789 * testsuite/std/time/hh_mm_ss/1.cc: Adjust expected size for
790 hh_mm_ss<duration<int, std::pico>>.
792 2023-05-11 Jonathan Wakely <jwakely@redhat.com>
794 * config/abi/pre/gnu.ver: Export basic_string::_S_allocate.
795 * include/bits/basic_ios.h: Add static assertion checking
796 traits_type::value_type.
797 * include/bits/basic_string.h: Likewise. Do not rebind
798 allocator, and add static assertion checking its value_type.
799 (basic_string::_Alloc_traits_impl): Remove class template.
800 (basic_string::_S_allocate): New static member function.
801 (basic_string::assign): Use _S_allocate.
802 * include/bits/basic_string.tcc (basic_string::_M_create)
803 (basic_string::reserve, basic_string::_M_replace): Likewise.
804 * testsuite/21_strings/basic_string/requirements/explicit_instantiation/debug.cc:
805 Disable for C++20 and later.
806 * testsuite/21_strings/basic_string/requirements/explicit_instantiation/int.cc:
809 2023-05-11 Jonathan Wakely <jwakely@redhat.com>
812 * include/bits/std_abs.h (abs(__float128)): Handle negative NaN
813 and negative zero correctly.
814 * testsuite/26_numerics/headers/cmath/109758.cc: New test.
816 2023-05-10 François Dumont <fdumont@gcc.gnu.org>
818 * include/bits/hashtable_policy.h
819 (_NodeBuilder<>::_S_build): Use __node_ptr.
820 (_ReuseOrAllocNode<>): Use __node_ptr in place of __node_type*.
821 (_AllocNode<>): Likewise.
822 (_Equality<>::_M_equal): Remove const_iterator usages. Only preserved
823 to call std::is_permutation in the non-unique key implementation.
824 * include/bits/hashtable.h (_Hashtable<>::_M_update_begin()): Capture
826 (_Hashtable<>::_M_bucket_begin(size_type)): Implement implicitly inline.
827 (_Hashtable<>::_M_insert_bucket_begin): Likewise.
828 (_Hashtable<>::_M_remove_bucket_begin): Likewise.
829 (_Hashtable<>::_M_compute_hash_code): Use __node_ptr rather than
831 (_Hashtable<>::find): Likewise.
832 (_Hashtable<>::_M_emplace): Likewise.
833 (_Hashtable<>::_M_insert_unique): Likewise.
835 2023-05-09 Jonathan Wakely <jwakely@redhat.com>
837 * python/libstdcxx/v6/printers.py (StdChronoDurationPrinter):
838 Print floating-point durations correctly.
839 (StdChronoTimePointPrinter): Support printing only the value,
840 not the type name. Uncomment handling for known clocks.
841 (StdChronoZonedTimePrinter): Remove type names from output.
842 (StdChronoCalendarPrinter): Fix hh_mm_ss member access.
843 (StdChronoTimeZonePrinter): Add equals sign to output.
844 * testsuite/libstdc++-prettyprinters/chrono.cc: New test.
846 2023-05-05 Alexandre Oliva <oliva@adacore.com>
848 * testsuite/20_util/from_chars/4.cc: Skip long double test06
850 * testsuite/20_util/to_chars/long_double.cc: Xfail run on
853 2023-05-04 Jonathan Wakely <jwakely@redhat.com>
855 * doc/xml/manual/abi.xml (abi.versioning.history): Document
856 libstdc++.so.6.0.32 and GLIBCXX_3.4.32 version.
857 * doc/html/manual/abi.html: Regenerate.
859 2023-05-04 Florian Weimer <fweimer@redhat.com>
861 * doc/xml/manual/abi.xml (abi.versioning.history): Add
862 GCC_7.0.0, GCC_9.0.0, GCC_11.0, GCC_12.0.0, GCC_13.0.0 for
865 2023-05-03 Jakub Jelinek <jakub@redhat.com>
867 * src/c++17/floating_from_chars.cc
868 (_ZSt10from_charsPKcS0_RDF128_St12chars_format): New alias to
869 _ZSt10from_charsPKcS0_Ru9__ieee128St12chars_format.
870 * src/c++17/floating_to_chars.cc (_ZSt8to_charsPcS_DF128_): New alias to
871 _ZSt8to_charsPcS_u9__ieee128.
872 (_ZSt8to_charsPcS_DF128_St12chars_format): New alias to
873 _ZSt8to_charsPcS_u9__ieee128St12chars_format.
874 (_ZSt8to_charsPcS_DF128_St12chars_formati): New alias to
875 _ZSt8to_charsPcS_u9__ieee128St12chars_formati.
876 * config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: Updated.
878 2023-05-03 Jakub Jelinek <jakub@redhat.com>
880 * configure.host (abi_baseline_pair): Use powerpc64le-linux-gnu
881 rather than powerpc64-linux-gnu for powerpc64le*-linux*.
882 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Remove
883 _ZTI*DF128_, _ZTI*DF64x symbols and symbols in
884 GLIBCXX_IEEE128_3.4.{29,30,31} and CXXABI_IEEE128_1.3.13 symbol
886 * config/abi/post/powerpc64le-linux-gnu/baseline_symbols.txt: New
889 2023-05-03 Kefu Chai <kefu.chai@scylladb.com>
890 Jonathan Wakely <jwakely@redhat.com>
893 * include/bits/basic_string.h (basic_string(Iter, Iter, Alloc)):
894 Initialize _M_string_length.
896 2023-05-02 Jakub Jelinek <jakub@redhat.com>
898 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
899 * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
900 * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
901 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
902 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
903 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
904 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
905 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
907 2023-05-02 Jakub Jelinek <jakub@redhat.com>
910 * src/c++98/ios_init.cc: Add #pragma GCC diagnostic ignored for
913 2023-04-28 Jonathan Wakely <jwakely@redhat.com>
915 * include/bits/random.h (gamma_distribution): Add to the right
917 (discrete_distribution, piecewise_constant_distribution)
918 (piecewise_linear_distribution): Create a new doxygen group and
919 fix the incomplete doxygen comments.
920 * include/bits/uniform_int_dist.h (uniform_int_distribution):
921 Add to doxygen group.
923 2023-04-28 Jonathan Wakely <jwakely@redhat.com>
925 * include/bits/uses_allocator.h: Add missing @file comment.
926 * include/bits/regex.tcc: Remove stray doxygen comments.
927 * include/experimental/memory_resource: Likewise.
928 * include/std/bit: Tweak doxygen @cond comments.
929 * include/std/expected: Likewise.
930 * include/std/numbers: Likewise.
932 2023-04-28 Jonathan Wakely <jwakely@redhat.com>
934 * doc/doxygen/user.cfg.in (STRIP_FROM_PATH): Remove prefixes
937 2023-04-28 Jonathan Wakely <jwakely@redhat.com>
939 * include/bits/move.h: Simplify opening/closing namespace std.
941 2023-04-28 Jakub Jelinek <jakub@redhat.com>
944 * config/abi/pre/gnu.ver (GLIBCXX_3.4.32): Export
945 _ZSt21ios_base_library_initv.
946 * testsuite/util/testsuite_abi.cc (check_version): Add GLIBCXX_3.4.32
947 symver and make it the latestp.
948 * src/c++98/ios_init.cc (ios_base_library_init): New alias.
949 * acinclude.m4 (libtool_VERSION): Change to 6:32:0.
950 * include/std/iostream: If init_priority attribute is supported
951 and _GLIBCXX_SYMVER_GNU, force undefined _ZSt21ios_base_library_initv
952 symbol into the object.
953 * configure: Regenerated.
955 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
957 * include/bits/mofunc_impl.h: Fix typo in doxygen comment.
958 * include/std/format: Likewise.
960 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
962 * doc/doxygen/user.cfg.in (FORMULA_TRANSPARENT, DOT_FONTNAME)
963 (DOT_FONTSIZE, DOT_TRANSPARENT): Remove obsolete options.
965 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
967 * doc/doxygen/user.cfg.in (SOURCE_BROWSER): Only set to YES for
969 * include/bits/gslice_array.h (_DEFINE_VALARRAY_OPERATOR): Omit
971 * include/bits/indirect_array.h (_DEFINE_VALARRAY_OPERATOR):
973 * include/bits/mask_array.h (_DEFINE_VALARRAY_OPERATOR):
975 * include/bits/slice_array.h (_DEFINE_VALARRAY_OPERATOR):
977 * include/std/valarray (_DEFINE_VALARRAY_UNARY_OPERATOR)
978 (_DEFINE_VALARRAY_AUGMENTED_ASSIGNMENT)
979 (_DEFINE_VALARRAY_EXPR_AUGMENTED_ASSIGNMENT)
980 (_DEFINE_BINARY_OPERATOR): Likewise.
982 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
984 * include/bits/memory_resource.h: Improve doxygen comments.
985 * include/std/memory_resource: Likewise.
987 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
990 * include/bits/basic_string.h: Improve doxygen comments.
991 * include/bits/cow_string.h: Likewise.
992 * include/bits/forward_list.h: Likewise.
993 * include/bits/fs_dir.h: Likewise.
994 * include/bits/fs_path.h: Likewise.
995 * include/bits/quoted_string.h: Likewise.
996 * include/bits/stl_bvector.h: Likewise.
997 * include/bits/stl_map.h: Likewise.
998 * include/bits/stl_multimap.h: Likewise.
999 * include/bits/stl_multiset.h: Likewise.
1000 * include/bits/stl_set.h: Likewise.
1001 * include/bits/stl_vector.h: Likewise.
1002 * include/bits/unordered_map.h: Likewise.
1003 * include/bits/unordered_set.h: Likewise.
1004 * include/std/filesystem: Likewise.
1005 * include/std/iomanip: Likewise.
1007 2023-04-27 Jonathan Wakely <jwakely@redhat.com>
1010 * src/c++11/random.cc (__throw_syserr): New function.
1011 (random_device::_M_init, random_device::_M_init_pretr1): Use new
1012 function for bad tokens.
1013 (random_device::_M_getval): Use new function for read errors.
1014 * testsuite/util/testsuite_random.h (random_device_available):
1015 Change catch handler to use std::system_error.
1017 2023-04-24 Patrick Palka <ppalka@redhat.com>
1019 * include/bits/max_size_type.h (__max_diff_type::operator>>=):
1020 Fix propagation of sign bit.
1021 * testsuite/std/ranges/iota/max_size_type.cc: Avoid using the
1022 non-standard 'signed typedef-name'. Add some compile-time tests
1023 for right-shifting a negative __max_diff_type value by more than
1026 2023-04-19 Patrick Palka <ppalka@redhat.com>
1027 Jonathan Wakely <jwakely@redhat.com>
1030 * include/bits/utility.h (_Nth_type): Conditionally define in
1031 terms of __type_pack_element if available.
1032 * testsuite/20_util/tuple/element_access/get_neg.cc: Prune
1033 additional errors from the new built-in.
1035 2023-04-19 Jonathan Wakely <jwakely@redhat.com>
1038 2023-04-18 Jonathan Wakely <jwakely@redhat.com>
1041 * src/Makefile.am: Move globals_io.cc to here.
1042 * src/Makefile.in: Regenerate.
1043 * src/c++98/Makefile.am: Remove globals_io.cc from here.
1044 * src/c++98/Makefile.in: Regenerate.
1045 * src/c++98/globals_io.cc [_GLIBCXX_SYMVER_GNU] (cin): Adjust
1046 symbol name and then export with GLIBCXX_3.4.31 symver.
1047 (cout, cerr, clog, wcin, wcout, wcerr, wclog): Likewise.
1048 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt:
1050 * config/abi/post/i486-linux-gnu/baseline_symbols.txt:
1052 * config/abi/post/m68k-linux-gnu/baseline_symbols.txt:
1054 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
1056 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt:
1058 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt:
1060 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt:
1062 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt:
1064 * config/abi/pre/gnu.ver: Add iostream objects to new symver.
1066 2023-04-19 Jonathan Wakely <jwakely@redhat.com>
1069 2023-04-18 Jonathan Wakely <jwakely@redhat.com>
1072 * config/abi/pre/gnu.ver: Fix preprocessor condition.
1074 2023-04-18 Jonathan Wakely <jwakely@redhat.com>
1076 * doc/xml/manual/extensions.xml: Fix example to declare and
1077 qualify std::free, and use NULL instead of 0.
1078 * doc/html/manual/ext_demangling.html: Regenerate.
1079 * libsupc++/cxxabi.h: Adjust doxygen comments.
1081 2023-04-18 Jonathan Wakely <jwakely@redhat.com>
1084 * config/abi/pre/gnu.ver: Fix preprocessor condition.
1086 2023-04-18 Jonathan Wakely <jwakely@redhat.com>
1089 * src/Makefile.am: Move globals_io.cc to here.
1090 * src/Makefile.in: Regenerate.
1091 * src/c++98/Makefile.am: Remove globals_io.cc from here.
1092 * src/c++98/Makefile.in: Regenerate.
1093 * src/c++98/globals_io.cc [_GLIBCXX_SYMVER_GNU] (cin): Adjust
1094 symbol name and then export with GLIBCXX_3.4.31 symver.
1095 (cout, cerr, clog, wcin, wcout, wcerr, wclog): Likewise.
1096 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt:
1098 * config/abi/post/i486-linux-gnu/baseline_symbols.txt:
1100 * config/abi/post/m68k-linux-gnu/baseline_symbols.txt:
1102 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
1104 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt:
1106 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt:
1108 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt:
1110 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt:
1112 * config/abi/pre/gnu.ver: Add iostream objects to new symver.
1114 2023-04-18 Patrick Palka <ppalka@redhat.com>
1117 * include/bits/ranges_cmp.h (__cpp_lib_ranges): Bump value
1119 * include/std/ranges (range_adaptor_closure): Define for C++23.
1120 * include/std/version (__cpp_lib_ranges): Bump value for
1122 * testsuite/std/ranges/version_c++23.cc: Bump expected value
1123 of __cpp_lib_ranges.
1124 * testsuite/std/ranges/range_adaptor_closure.cc: New test.
1126 2023-04-18 Patrick Palka <ppalka@redhat.com>
1128 * include/bits/ranges_algo.h (__cpp_lib_ranges_contains):
1130 (__cpp_lib_ranges_iota): Likewise.
1131 (__cpp_lib_ranges_find_last): Likewise.
1132 (__cpp_lib_fold): Rename to ...
1133 (__cpp_lib_ranges_fold): ... this.
1134 * include/std/version: As above.
1135 * testsuite/25_algorithms/fold_left/1.cc: Adjust after
1136 renaming __cpp_lib_fold.
1137 * testsuite/std/ranges/version_c++23.cc: Verify values
1138 of the above feature-test macros.
1140 2023-04-18 Patrick Palka <ppalka@redhat.com>
1143 * include/std/ranges (views::_AsConst::operator()): Add
1144 missing const to constant_range test.
1145 * testsuite/std/ranges/adaptors/as_const/1.cc (test02):
1146 Improve formatting. Adjust expected type of v2.
1149 2023-04-14 Patrick Palka <ppalka@redhat.com>
1151 * include/bits/ranges_base.h (const_iterator_t): Define for C++23.
1152 (const_sentinel_t): Likewise.
1153 (range_const_reference_t): Likewise.
1154 (constant_range): Likewise.
1155 (__cust_access::__possibly_const_range): Likewise, replacing ...
1156 (__cust_access::__as_const): ... this.
1157 (__cust_access::_CBegin::operator()): Redefine for C++23 as per P2278R4.
1158 (__cust_access::_CEnd::operator()): Likewise.
1159 (__cust_access::_CRBegin::operator()): Likewise.
1160 (__cust_access::_CREnd::operator()): Likewise.
1161 (__cust_access::_CData::operator()): Likewise.
1162 * include/bits/ranges_util.h (ranges::__detail::__different_from):
1163 Make it an alias of std::__detail::__different_from.
1164 (view_interface::cbegin): Define for C++23.
1165 (view_interface::cend): Likewise.
1166 * include/bits/stl_iterator.h (__detail::__different_from): Define.
1167 (iter_const_reference_t): Define for C++23.
1168 (__detail::__constant_iterator): Likewise.
1169 (__detail::__is_const_iterator): Likewise.
1170 (__detail::__not_a_const_iterator): Likewise.
1171 (__detail::__iter_const_rvalue_reference_t): Likewise.
1172 (__detail::__basic_const_iter_cat):: Likewise.
1173 (const_iterator): Likewise.
1174 (__detail::__const_sentinel): Likewise.
1175 (const_sentinel): Likewise.
1176 (basic_const_iterator): Likewise.
1177 (common_type<basic_const_iterator<_Tp>, _Up>): Likewise.
1178 (common_type<_Up, basic_const_iterator<_Tp>>): Likewise.
1179 (common_type<basic_const_iterator<_Tp>, basic_const_iterator<Up>>):
1181 (make_const_iterator): Define for C++23.
1182 (make_const_sentinel): Likewise.
1183 * include/std/ranges (__cpp_lib_ranges_as_const): Likewise.
1184 (as_const_view): Likewise.
1185 (enable_borrowed_range<as_const_view>): Likewise.
1186 (views::__detail::__is_ref_view): Likewise.
1187 (views::__detail::__can_is_const_view): Likewise.
1188 (views::_AsConst, views::as_const): Likewise.
1189 * include/std/span (span::const_iterator): Likewise.
1190 (span::const_reverse_iterator): Likewise.
1191 (span::cbegin): Likewise.
1192 (span::cend): Likewise.
1193 (span::crbegin): Likewise.
1194 (span::crend): Likewise.
1195 * include/std/version (__cpp_lib_ranges_as_const): Likewise.
1196 * testsuite/std/ranges/adaptors/join.cc (test06): Adjust to
1197 behave independently of C++20 vs C++23.
1198 * testsuite/std/ranges/version_c++23.cc: Verify value of
1199 __cpp_lib_ranges_as_const macro.
1200 * testsuite/24_iterators/const_iterator/1.cc: New test.
1201 * testsuite/std/ranges/adaptors/as_const/1.cc: New test.
1203 2023-04-14 Patrick Palka <ppalka@redhat.com>
1205 * include/bits/ranges_base.h (__cust_access::__as_const)
1206 (__cust_access::_CBegin, __cust::cbegin)
1207 (__cust_access::_CEnd, __cust::cend)
1208 (__cust_access::_CRBegin, __cust::crbegin)
1209 (__cust_access::_CREnd, __cust::crend)
1210 (__cust_access::_CData, __cust::cdata): Move down definitions to
1211 shortly after the definition of input_range.
1213 2023-04-14 Patrick Palka <ppalka@redhat.com>
1215 * include/bits/ranges_algo.h: Include <optional> for C++23.
1216 (__cpp_lib_fold): Define for C++23.
1217 (in_value_result): Likewise.
1218 (__detail::__flipped): Likewise.
1219 (__detail::__indirectly_binary_left_foldable_impl): Likewise.
1220 (__detail::__indirectly_binary_left_foldable): Likewise.
1221 (___detail:__indirectly_binary_right_foldable): Likewise.
1222 (fold_left_with_iter_result): Likewise.
1223 (__fold_left_with_iter_fn, fold_left_with_iter): Likewise.
1224 (__fold_left_fn, fold_left): Likewise.
1225 (__fold_left_first_with_iter_fn, fold_left_first_with_iter):
1227 (__fold_left_first_fn, fold_left_first): Likewise.
1228 (__fold_right_fn, fold_right): Likewise.
1229 (__fold_right_last_fn, fold_right_last): Likewise.
1230 * include/std/version (__cpp_lib_fold): Likewise.
1231 * testsuite/25_algorithms/fold_left/1.cc: New test.
1232 * testsuite/25_algorithms/fold_right/1.cc: New test.
1234 2023-04-14 Jonathan Wakely <jwakely@redhat.com>
1236 * include/std/format (formatter): Add comment to deleted default
1237 constructor of primary template.
1238 (_Checking_scanner): Add static_assert.
1240 2023-04-12 Jonathan Wakely <jwakely@redhat.com>
1242 * doc/xml/manual/using.xml: Document libstdc++exp.a library.
1243 * doc/html/*: Regenerate.
1245 2023-04-12 Jonathan Wakely <jwakely@redhat.com>
1247 * testsuite/17_intro/names.cc [_AIX]: Do not define policy.
1248 * testsuite/19_diagnostics/error_code/cons/lwg3629.cc: Rename
1249 namespace to avoid clashing with libc struct.
1250 * testsuite/19_diagnostics/error_condition/cons/lwg3629.cc:
1252 * testsuite/23_containers/unordered_map/96088.cc: Skip on AIX.
1253 * testsuite/23_containers/unordered_multimap/96088.cc: Likewise.
1254 * testsuite/23_containers/unordered_multiset/96088.cc: Likewise.
1255 * testsuite/23_containers/unordered_set/96088.cc: Likewise.
1256 * testsuite/experimental/synchronized_value.cc: Require gthreads
1257 and add missing option for pthreads targets.
1259 2023-04-12 Patrick Palka <ppalka@redhat.com>
1261 * include/std/ranges (__cpp_lib_ranges_enumerate): Define
1263 (__detail::__range_with_movable_reference): Likewise.
1264 (enumerate_view): Likewise.
1265 (enumerate_view::_Iterator): Likewise.
1266 (enumerate_view::_Sentinel): Likewise.
1267 (views::__detail::__can_enumerate_view): Likewise.
1268 (views::_Enumerate, views::enumerate): Likewise.
1269 * include/std/version (__cpp_lib_ranges_enumerate): Likewise.
1270 * testsuite/std/ranges/version_c++23.cc: Verify value of
1271 __cpp_lib_ranges_enumerate.
1272 * testsuite/std/ranges/adaptors/enumerate/1.cc: New test.
1274 2023-04-12 Patrick Palka <ppalka@redhat.com>
1276 * include/std/ranges (lazy_split_view::_OuterIter::_OuterIter):
1277 Propagate _M_trailing_empty in the const-converting constructor
1279 * testsuite/std/ranges/adaptors/adjacent/1.cc (test04): Correct
1281 * testsuite/std/ranges/adaptors/lazy_split.cc (test12): New test.
1283 2023-04-12 Patrick Palka <ppalka@redhat.com>
1285 * src/c++17/floating_from_chars.cc: Include <algorithm>,
1286 <iterator>, <limits> and <cstdint>.
1288 2023-04-12 Patrick Palka <ppalka@redhat.com>
1291 * include/std/ranges (chunk_by_view::_M_find_next): Generalize
1292 parameter types of the lambda wrapper passed to adjacent_find.
1293 (chunk_by_view::_M_find_prev): Likewise.
1294 * testsuite/std/ranges/adaptors/chunk_by/1.cc (test04, test05):
1297 2023-04-12 Jonathan Wakely <jwakely@redhat.com>
1300 * include/experimental/internet (basic_endpoint::basic_endpoint()):
1301 Ensure that the required union members are active. Only define
1302 as constexpr for C++20 and later.
1303 (basic_endpoint::basic_endpoint(const protocol_type&, port_type)):
1305 * testsuite/experimental/net/internet/endpoint/cons.cc: Only
1306 check constexpr default constructor for C++20 and later.
1307 * testsuite/experimental/net/internet/endpoint/extensible.cc:
1310 2023-04-12 Jonathan Wakely <jwakely@redhat.com>
1312 * src/c++20/tzdata.zi: Import new file from 2023c release.
1314 2023-04-05 Arsen Arsenović <arsen@aarsen.me>
1316 * include/precompiled/stdc++.h (C++17): Don't double-include
1317 <charconv>, once with wrong conditions.
1318 * testsuite/18_support/96817.cc: Require hosted.
1319 * testsuite/18_support/bad_exception/59392.cc: Ditto.
1320 * testsuite/20_util/scoped_allocator/108952.cc: Ditto.
1321 * testsuite/20_util/uses_allocator/lwg3527.cc: Ditto.
1322 * testsuite/29_atomics/atomic/operators/pointer_partial_void.cc:
1325 2023-04-05 Arsen Arsenović <arsen@aarsen.me>
1327 * include/bits/c++config: When __STDC_HOSTED__ is zero,
1328 disable _GLIBCXX_DEBUG and, if it was set, enable
1329 _GLIBCXX_ASSERTIONS.
1330 * testsuite/lib/libstdc++.exp (check_v3_target_debug_mode):
1331 Include <bits/c++config.h> when determining whether debug is
1332 set, in order to inherit the logic from above
1334 2023-04-05 Arsen Arsenović <arsen@aarsen.me>
1336 * testsuite/17_intro/versionconflict.cc: New test.
1337 * include/std/version: Allow disabling the system_header pragma
1338 via _GLIBCXX_TESTING_SYSHDR.
1340 2023-04-05 Arsen Arsenović <arsen@aarsen.me>
1342 * include/bits/unique_ptr.h (__cpp_lib_constexpr_memory):
1343 Synchronize the definition block with...
1344 * include/bits/ptr_traits.h (__cpp_lib_constexpr_memory):
1345 ... this one here. Also define the 202202L value, rather than
1346 leaving it up to purely unique_ptr.h, so that the value is
1347 synchronized across all headers.
1348 (__gnu_debug::_Safe_iterator_base): Move into new conditional
1350 * include/std/memory (__cpp_lib_atomic_value_initialization):
1351 Define on freestanding under the same conditions as in
1353 * include/std/version (__cpp_lib_robust_nonmodifying_seq_ops):
1354 Also define on freestanding.
1355 (__cpp_lib_to_chars): Ditto.
1356 (__cpp_lib_gcd): Ditto.
1357 (__cpp_lib_gcd_lcm): Ditto.
1358 (__cpp_lib_raw_memory_algorithms): Ditto.
1359 (__cpp_lib_array_constexpr): Ditto.
1360 (__cpp_lib_nonmember_container_access): Ditto.
1361 (__cpp_lib_clamp): Ditto.
1362 (__cpp_lib_constexpr_char_traits): Ditto.
1363 (__cpp_lib_constexpr_string): Ditto.
1364 (__cpp_lib_sample): Ditto.
1365 (__cpp_lib_lcm): Ditto.
1366 (__cpp_lib_constexpr_iterator): Ditto.
1367 (__cpp_lib_constexpr_char_traits): Ditto.
1368 (__cpp_lib_interpolate): Ditto.
1369 (__cpp_lib_constexpr_utility): Ditto.
1370 (__cpp_lib_shift): Ditto.
1371 (__cpp_lib_ranges): Ditto.
1372 (__cpp_lib_move_iterator_concept): Ditto.
1373 (__cpp_lib_constexpr_numeric): Ditto.
1374 (__cpp_lib_constexpr_functional): Ditto.
1375 (__cpp_lib_constexpr_algorithms): Ditto.
1376 (__cpp_lib_constexpr_tuple): Ditto.
1377 (__cpp_lib_constexpr_memory): Ditto.
1379 2023-04-05 John David Anglin <danglin@gcc.gnu.org>
1381 * testsuite/22_locale/locale/cons/12658_thread-2.cc: Double
1382 timeout factor on hppa*-*-*.
1384 2023-04-05 Jonathan Wakely <jwakely@redhat.com>
1386 * include/bits/regex.h (sub_match::swap): New function.
1387 * testsuite/28_regex/sub_match/lwg3204.cc: New test.
1389 2023-04-04 Jonathan Wakely <jwakely@redhat.com>
1391 * doc/xml/manual/extensions.xml: Remove std::bad_exception from
1393 * doc/html/manual/ext_demangling.html: Regenerate.
1395 2023-03-31 Jonathan Wakely <jwakely@redhat.com>
1397 PR tree-optimization/107087
1398 * include/bits/cow_string.h (basic_string::size()): Add
1399 optimizer hint that _S_empty_rep()._M_length is always zero.
1400 (basic_string::length()): Call size().
1402 2023-03-31 Jonathan Wakely <jwakely@redhat.com>
1405 * include/std/stop_token (_Stop_state_ptr(const stop_source&)):
1406 Add attribute access with access-mode 'none'.
1407 * testsuite/30_threads/stop_token/stop_source/109339.cc: New test.
1409 2023-03-31 Jonathan Wakely <jwakely@redhat.com>
1411 * include/experimental/internet (ip::basic_endpoint::_M_if_v6):
1412 Revert change from member function to data member. Fix for
1413 constant evaluation by detecting which union member is active.
1414 (ip::basic_endpoint::resize): Revert changes to update _M_is_v6
1417 2023-03-29 Jonathan Wakely <jwakely@redhat.com>
1420 * testsuite/20_util/optional/monadic/pr109340.cc: Moved to...
1421 * testsuite/20_util/optional/monadic/pr109242.cc: ...here.
1423 2023-03-29 Jonathan Wakely <jwakely@redhat.com>
1425 * include/experimental/internet (ip::make_address): Implement
1427 (ip::address_v4::broadcast()): Avoid undefined shift.
1428 (ip::basic_endpoint): Fix member functions for constexpr.
1429 (ip::basic_endpoint::_M_is_v6): Replace member function with
1430 data member, adjust member functions using it.
1431 (ip::basic_endpoint::resize): Update _M_is_v6 based on sockaddr
1433 * testsuite/experimental/net/internet/address/v4/cons.cc: Fix
1434 constexpr checks to work in C++14.
1435 * testsuite/experimental/net/internet/address/v4/creation.cc:
1437 * testsuite/experimental/net/internet/endpoint/cons.cc:
1439 * testsuite/experimental/net/internet/network/v4/cons.cc:
1441 * testsuite/experimental/net/internet/network/v4/members.cc:
1443 * testsuite/experimental/net/internet/endpoint/extensible.cc: New test.
1445 2023-03-29 Jonathan Wakely <jwakely@redhat.com>
1447 * include/std/expected (expected::value() &): Use const lvalue
1448 for unex member passed to bad_expected_access constructor, as
1451 2023-03-29 Jonathan Wakely <jwakely@redhat.com>
1454 * include/std/expected (expected::transform): Use
1455 std::remove_cv_t instead of std::remove_cvref_t.
1456 (expected::transform_error): Likewise.
1457 (expected<cv void, E>::transform): Likewise.
1458 (expected<cv void, E>::transform_error): Likewise.
1459 * include/std/optional (transform): Use std::remove_cv_t.
1460 * testsuite/20_util/optional/monadic/pr109340.cc: New test.
1462 2023-03-29 Jonathan Wakely <jwakely@redhat.com>
1464 * include/std/optional (optional): Adjust static assertion to
1465 reject arrays and functions as well as references.
1466 * testsuite/20_util/optional/requirements_neg.cc: New test.
1468 2023-03-28 Jonathan Wakely <jwakely@redhat.com>
1471 * include/bits/istream.tcc (istream::_M_extract(ValueT&)): Use
1472 std::use_facet instead of cached _M_num_get facet.
1473 (istream::operator>>(short&)): Likewise.
1474 (istream::operator>>(int&)): Likewise.
1475 * include/bits/ostream.tcc (ostream::_M_insert(ValueT)): Use
1476 std::use_facet instead of cached _M_num_put facet.
1478 2023-03-28 Jonathan Wakely <jwakely@redhat.com>
1480 * include/bits/char_traits.h (char_traits::copy): Return without
1481 using memcpy if n==0.
1482 (char_traits::assign): Likewise for memset.
1484 2023-03-28 Jonathan Wakely <jwakely@redhat.com>
1487 * include/bits/basic_string.h (basic_string::_M_is_local()): Add
1488 hint for compiler that local strings fit in the local buffer.
1490 2023-03-28 Jonathan Wakely <jwakely@redhat.com>
1493 * include/std/chrono (__detail::__get_leap_second_info): Update
1494 expiry date of hardcoded leapseconds list.
1495 * src/c++20/tzdb.cc (tzdb_list::_Node::_S_read_leap_seconds()):
1497 * src/c++20/tzdata.zi: Import new file from 2023a release.
1498 * testsuite/std/time/time_zone/get_info_local.cc: Only check
1499 transitions for Egypt up to 2014.
1501 2023-03-28 Matthias Kretz <m.kretz@gsi.de>
1503 * include/experimental/bits/simd.h (is_simd_flag_type): New.
1504 (_IsSimdFlagType): New.
1505 (copy_from, copy_to, load ctors): Constrain _Flags using
1508 2023-03-28 Matthias Kretz <m.kretz@gsi.de>
1510 * include/experimental/bits/simd_x86.h (_SimdImplX86): Use
1511 _Base::_S_divides if the optimized _S_divides function is hidden
1512 via the preprocessor.
1514 2023-03-27 Jakub Jelinek <jakub@redhat.com>
1516 * testsuite/experimental/net/timer/waitable/dest.cc: Avoid -Wformat
1517 warning if size_t is not unsigned long.
1519 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1521 * include/bits/shared_ptr_atomic.h (atomic::operator=(nullptr_t)):
1522 Add overload, as per LWG 3893.
1523 * testsuite/20_util/shared_ptr/atomic/atomic_shared_ptr.cc:
1524 Check assignment from nullptr.
1526 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1528 * include/std/format (formatter<const charT[N], charT>): Do not
1529 define partial speclialization, as per LWG 3833.
1530 * testsuite/std/format/formatter/requirements.cc: Check it.
1532 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1534 * include/std/utility (__cpp_lib_constexpr_algorithms): Define,
1536 * testsuite/20_util/exchange/constexpr.cc: Check for it.
1538 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1540 * include/std/version (__cpp_lib_format): Define.
1541 * testsuite/std/format/functions/format.cc: Check it.
1543 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1545 * include/bits/basic_string.tcc (basic_string::resize_and_overwrite):
1546 Pass rvalues to the callback, as now allowed by LWG 3645.
1547 Enforce preconditions on the return value.
1548 * testsuite/21_strings/basic_string/capacity/char/resize_and_overwrite.cc:
1551 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1553 * include/std/format: Add a comment noting that the resolution
1554 of LWG 3720 has been applied..
1556 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1558 * include/bits/regex.h (match_results): Add allocator-extended
1559 copy and move constructors, as per LWG 2195.
1560 * testsuite/28_regex/match_results/ctors/char/alloc.cc: New test.
1562 2023-03-22 Jonathan Wakely <jwakely@redhat.com>
1564 * include/bits/stream_iterator.h (istream_iterator): Add
1565 constexpr to copy constructor, as per LWG 3600.
1566 * testsuite/24_iterators/istream_iterator/cons/constexpr.cc:
1567 Check copy construction.
1569 2023-03-21 Matthias Kretz <m.kretz@gsi.de>
1571 * include/experimental/bits/simd_x86.h
1572 (_SimdImplX86::_S_divides): Replace test for __GCC_IEC_559 == 0
1573 with __RECIPROCAL_MATH__.
1575 2023-03-21 Matthias Kretz <m.kretz@gsi.de>
1577 * include/experimental/bits/simd_detail.h: Don't define
1578 _GLIBCXX_SIMD_WORKAROUND_PR90993 for Clang.
1579 * include/experimental/bits/simd_x86.h (_S_divides): Remove
1580 check for __clang__.
1582 2023-03-21 Matthias Kretz <m.kretz@gsi.de>
1584 * include/experimental/bits/simd_detail.h: Don't declare the
1585 simd API as constexpr with Clang.
1586 * include/experimental/bits/simd_x86.h (__movm): New.
1587 (_S_blend_avx512): Resolve FIXME. Implement blend using __movm
1589 (_SimdImplX86::_S_masked_unary): Clang does not implement the
1590 same builtins. Implement the function using __movm, ?:, and -
1591 operators on vector_size types instead.
1593 2023-03-21 Matthias Kretz <m.kretz@gsi.de>
1595 * testsuite/experimental/simd/tests/operators.cc: Clang doesn't
1596 define __GCC_IEC_559. Use __STDC_IEC_559__ instead.
1598 2023-03-20 Jonathan Wakely <jwakely@redhat.com>
1600 * src/filesystem/ops-common.h (get_temp_directory_from_env): Fix
1603 2023-03-20 Marek Polacek <polacek@redhat.com>
1606 * testsuite/20_util/pair/cons/explicit_construct.cc: Adjust dg-error.
1607 * testsuite/20_util/tuple/cons/explicit_construct.cc: Likewise.
1608 * testsuite/23_containers/span/explicit.cc: Likewise.
1610 2023-03-20 Jonathan Wakely <jwakely@redhat.com>
1613 * include/std/expected (expected<void>::expected(in_place_t)):
1614 Remove template-head.
1616 2023-03-18 Jonathan Wakely <jwakely@redhat.com>
1619 * testsuite/18_support/coroutines/hash.cc: Use const object
1622 2023-03-17 Jonathan Wakely <jwakely@redhat.com>
1625 * include/std/coroutine (hash<>::operator()): Add const.
1626 * testsuite/18_support/coroutines/hash.cc: New test.
1628 2023-03-14 Patrick Palka <ppalka@redhat.com>
1631 * include/std/ranges (repeat_view): Remove redundant parentheses
1633 (repeat_view::_Iterator): Correct the requires-clause.
1635 2023-03-14 Patrick Palka <ppalka@redhat.com>
1637 * include/bits/stl_iterator.h (move_iterator::_S_iter_concept):
1639 (__cpp_lib_move_iterator_concept): Define for C++20.
1640 (move_iterator::iterator_concept): Strengthen as per P2520R0.
1641 * include/std/version (__cpp_lib_move_iterator_concept): Define
1643 * testsuite/24_iterators/move_iterator/p2520r0.cc: New test.
1645 2023-03-14 Patrick Palka <ppalka@redhat.com>
1647 * include/bits/ranges_util.h (view_interface::empty): Add
1648 preferred overloads that use ranges::size when the range is
1649 sized as per LWG 3715.
1650 * testsuite/std/ranges/adaptors/lwg3715.cc: New test.
1652 2023-03-14 Jonathan Wakely <jwakely@redhat.com>
1654 * include/bits/chrono.h (__is_duration_v, __is_time_point_v):
1655 Only define for C++17 and later.
1657 2023-03-14 Jonathan Wakely <jwakely@redhat.com>
1659 * src/Makefile.am: Add comment about linker script fragments.
1660 * src/Makefile.in: Regenerate.
1662 2023-03-14 Jonathan Wakely <jwakely@redhat.com>
1665 * include/bits/mask_array.h (mask_array): Add assertions to
1666 assignment operators.
1667 * include/std/valarray (valarray::operator[](valarray<bool>)):
1669 * testsuite/26_numerics/valarray/mask-1_neg.cc: New test.
1670 * testsuite/26_numerics/valarray/mask-2_neg.cc: New test.
1671 * testsuite/26_numerics/valarray/mask-3_neg.cc: New test.
1672 * testsuite/26_numerics/valarray/mask-4_neg.cc: New test.
1673 * testsuite/26_numerics/valarray/mask-5_neg.cc: New test.
1674 * testsuite/26_numerics/valarray/mask-6_neg.cc: New test.
1675 * testsuite/26_numerics/valarray/mask-7_neg.cc: New test.
1676 * testsuite/26_numerics/valarray/mask-8_neg.cc: New test.
1677 * testsuite/26_numerics/valarray/mask.cc: New test.
1679 2023-03-13 Jakub Jelinek <jakub@redhat.com>
1681 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1682 * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Update.
1684 2023-03-13 Jonathan Wakely <jwakely@redhat.com>
1686 * doc/Makefile.am: Add comment referring to documentation.
1687 * doc/Makefile.in: Regenerate.
1689 2023-03-13 Jonathan Wakely <jwakely@redhat.com>
1691 * doc/html/*: Regenerate.
1693 2023-03-13 Jonny Grant <jg@jguk.org>
1695 * doc/xml/faq.xml: Update copyright year.
1697 2023-03-13 Jonathan Wakely <jwakely@redhat.com>
1699 * include/bits/allocator.h: Fix typo in comment.
1701 2023-03-12 Jakub Jelinek <jakub@redhat.com>
1703 * config/abi/pre/gnu.ver (CXXABI_1.3.14): Also export __bf16 tinfos
1704 if it isn't mangled as DF16b but u6__bf16.
1706 2023-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1708 * doc/xml/manual/documentation_hacking.xml: Move www.graphviz.org
1710 * doc/html/manual/documentation_hacking.html: Regenerate.
1712 2023-03-10 Jonathan Wakely <jwakely@redhat.com>
1715 * python/libstdcxx/v6/xmethods.py (SharedPtrUseCountWorker):
1716 Remove self-recursion in __init__. Add missing _supports.
1717 * testsuite/libstdc++-xmethods/shared_ptr.cc: Check use_count()
1720 2023-03-09 Patrick Palka <ppalka@redhat.com>
1722 * include/std/ranges
1723 (cartesian_product_view::_Iterator::_Iterator): Remove
1724 constraint on default constructor as per LWG 3849.
1725 (cartesian_product_view::_Iterator::_M_prev): Adjust position
1726 of _Nm > 0 test as per LWG 3820.
1727 (cartesian_product_view::_Iterator::_M_advance): Perform bounds
1728 checking only on sized cartesian products.
1729 * testsuite/std/ranges/cartesian_product/1.cc (test08): New test.
1731 2023-03-09 Patrick Palka <ppalka@redhat.com>
1734 * include/std/ranges (chunk_by_view::_M_pred): Remove DMI as per
1736 (repeat_view::_M_pred): Likewise.
1737 * testsuite/std/ranges/adaptors/chunk_by/1.cc (test03): New test.
1738 * testsuite/std/ranges/repeat/1.cc (test05): New test.
1740 2023-03-09 Patrick Palka <ppalka@redhat.com>
1743 * include/std/ranges (__detail::__can_single_view): New concept.
1744 (_Single::operator()): Constrain it. Move [[nodiscard]] to the
1745 end of the function declarator.
1746 (__detail::__can_iota_view): New concept.
1747 (_Iota::operator()): Constrain it. Move [[nodiscard]] to the
1748 end of the function declarator.
1749 (__detail::__can_istream_view): New concept.
1750 (_Istream::operator()): Constrain it. Move [[nodiscard]] to the
1751 end of the function declarator.
1752 * testsuite/std/ranges/iota/iota_view.cc (test07): New test.
1753 * testsuite/std/ranges/istream_view.cc (test08): New test.
1754 * testsuite/std/ranges/single_view.cc (test07): New test.
1756 2023-03-09 Patrick Palka <ppalka@redhat.com>
1759 * include/std/ranges (cartesian_product_view::end): When
1760 building the tuple of iterators, avoid calling ranges::begin on
1761 the first range if __empty_tail is false.
1762 * testsuite/std/ranges/cartesian_product/1.cc (test07): New test.
1764 2023-03-09 Jonathan Wakely <jwakely@redhat.com>
1767 * config/os/gnu-linux/ldbl-ieee128-extra.ver: Fix incorrect
1770 2023-03-07 Jakub Jelinek <jakub@redhat.com>
1772 * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.
1773 * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Update.
1774 * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Update.
1775 * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update.
1776 * config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Update.
1778 2023-03-07 Jonathan Wakely <jwakely@redhat.com>
1781 * config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Adjust patterns to
1782 not match symbols in namespace std::__gnu_cxx11_ieee128.
1783 * config/os/gnu-linux/ldbl-ieee128-extra.ver: Add patterns for
1784 std::__gnu_cxx11_ieee128::money_{get,put}.
1786 2023-03-07 Jonathan Wakely <jwakely@redhat.com>
1788 * libsupc++/eh_personality.cc: Fix spelling in comment.
1790 2023-03-03 Alexandre Oliva <oliva@adacore.com>
1792 * testsuite/30_threads/async/async.cc (test04): Initialize
1793 steady_start, renamed from steady_begin, next to slow_start.
1794 Increase tolerance for final wait.
1796 2023-03-03 Alexandre Oliva <oliva@adacore.com>
1798 * testsuite/libstdc++-prettyprinters/80276.cc: Add
1799 std::string to debug info.
1800 * testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
1802 2023-03-03 Alexandre Oliva <oliva@adacore.com>
1807 * include/bits/std_thread.h (thread::_M_thread_deps): New
1808 static implicitly-inline member function.
1809 (std::thread template ctor): Pass it to _M_start_thread.
1810 * src/c++11/thread.cc (thread::_M_start_thread): Name depend
1811 parameter, force it live on entry.
1813 2023-03-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * config/abi/post/i386-solaris/baseline_symbols.txt: Regenerate.
1816 * config/abi/post/i386-solaris/amd64/baseline_symbols.txt:
1818 * config/abi/post/sparc-solaris/baseline_symbols.txt: Likewise.
1819 * config/abi/post/sparc-solaris/sparcv9/baseline_symbols.txt:
1822 2023-03-01 Jonathan Wakely <jwakely@redhat.com>
1824 * include/bits/cow_string.h: Fix typo in comment.
1826 2023-03-01 Jonathan Wakely <jwakely@redhat.com>
1828 * src/c++20/tzdb.cc (chrono::tzdb::current_zone()) Use "UTC" if
1829 current time zone cannot be determined.
1830 * testsuite/std/time/tzdb/1.cc: Remove conditions based on
1831 HAVE_TZDB macro and test all members unconditionally.
1833 2023-02-28 Jonathan Wakely <jwakely@redhat.com>
1836 * include/bits/uses_allocator_args.h
1837 (uses_allocator_construction_args): Implement LWG 3527.
1838 * testsuite/20_util/pair/astuple/get-2.cc: New test.
1839 * testsuite/20_util/scoped_allocator/108952.cc: New test.
1840 * testsuite/20_util/uses_allocator/lwg3527.cc: New test.
1842 2023-02-28 Jonathan Wakely <jwakely@redhat.com>
1845 * include/bits/stl_algobase.h (__copy_move<false, false, RA>)
1846 Add __assign_one static member function.
1847 (__copy_move<true, false, RA>): Likewise.
1848 (__copy_move<IsMove, true, RA>): Do not use memmove for a single
1850 (__copy_move_backward<IsMove, true, RA>): Likewise.
1851 * testsuite/25_algorithms/copy/108846.cc: New test.
1852 * testsuite/25_algorithms/copy_backward/108846.cc: New test.
1853 * testsuite/25_algorithms/copy_n/108846.cc: New test.
1854 * testsuite/25_algorithms/move/108846.cc: New test.
1855 * testsuite/25_algorithms/move_backward/108846.cc: New test.
1857 2023-02-28 Jonathan Wakely <jwakely@redhat.com>
1859 * src/c++11/codecvt.cc: Add [[likely]] and [[unlikely]]
1862 2023-02-27 Jonathan Wakely <jwakely@redhat.com>
1864 * include/bits/basic_ios.h (basic_ios::_M_setstate): Add
1866 * include/bits/basic_string.h (resize_and_overwrite): Add
1869 2023-02-24 Matthias Kretz <m.kretz@gsi.de>
1871 * include/experimental/bits/simd.h: Line breaks and indenting
1872 fixed to follow the libstdc++ standard.
1873 * include/experimental/bits/simd_builtin.h: Likewise.
1874 * include/experimental/bits/simd_fixed_size.h: Likewise.
1875 * include/experimental/bits/simd_neon.h: Likewise.
1876 * include/experimental/bits/simd_ppc.h: Likewise.
1877 * include/experimental/bits/simd_scalar.h: Likewise.
1878 * include/experimental/bits/simd_x86.h: Likewise.
1880 2023-02-24 Matthias Kretz <m.kretz@gsi.de>
1883 * include/experimental/bits/simd_fixed_size.h
1884 (_SimdImplFixedSize::_S_broadcast): Replace inline with
1885 _GLIBCXX_SIMD_INTRINSIC.
1886 (_SimdImplFixedSize::_S_generate): Likewise.
1887 (_SimdImplFixedSize::_S_load): Likewise.
1888 (_SimdImplFixedSize::_S_masked_load): Likewise.
1889 (_SimdImplFixedSize::_S_store): Likewise.
1890 (_SimdImplFixedSize::_S_masked_store): Likewise.
1891 (_SimdImplFixedSize::_S_min): Likewise.
1892 (_SimdImplFixedSize::_S_max): Likewise.
1893 (_SimdImplFixedSize::_S_complement): Likewise.
1894 (_SimdImplFixedSize::_S_unary_minus): Likewise.
1895 (_SimdImplFixedSize::_S_plus): Likewise.
1896 (_SimdImplFixedSize::_S_minus): Likewise.
1897 (_SimdImplFixedSize::_S_multiplies): Likewise.
1898 (_SimdImplFixedSize::_S_divides): Likewise.
1899 (_SimdImplFixedSize::_S_modulus): Likewise.
1900 (_SimdImplFixedSize::_S_bit_and): Likewise.
1901 (_SimdImplFixedSize::_S_bit_or): Likewise.
1902 (_SimdImplFixedSize::_S_bit_xor): Likewise.
1903 (_SimdImplFixedSize::_S_bit_shift_left): Likewise.
1904 (_SimdImplFixedSize::_S_bit_shift_right): Likewise.
1905 (_SimdImplFixedSize::_S_remquo): Add inline keyword (to be
1906 explicit about not always-inline, yet).
1907 (_SimdImplFixedSize::_S_isinf): Likewise.
1908 (_SimdImplFixedSize::_S_isfinite): Likewise.
1909 (_SimdImplFixedSize::_S_isnan): Likewise.
1910 (_SimdImplFixedSize::_S_isnormal): Likewise.
1911 (_SimdImplFixedSize::_S_signbit): Likewise.
1913 2023-02-24 Matthias Kretz <m.kretz@gsi.de>
1916 * include/experimental/bits/simd_builtin.h
1917 (_SimdImplBuiltin::_S_masked_unary): More efficient
1918 implementation of masked inc-/decrement for integers and floats
1920 * include/experimental/bits/simd_x86.h
1921 (_SimdImplX86::_S_masked_unary): New. Use AVX512 masked subtract
1922 builtins for masked inc-/decrement.
1924 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1926 * include/experimental/executor (executor): Constrain template
1929 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1931 * include/experimental/internet (basic_endpoint): Add missing
1932 constexpr to comparison operators.
1933 * testsuite/experimental/net/internet/endpoint/cons.cc: New test.
1935 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1937 * include/experimental/internet (network_v4::netmask()): Avoid
1939 (network_v4::broadcast()): Optimize and fix for targets with
1940 uint_least32_t wider than 32 bits.
1941 (network_v4::to_string(const Allocator&)): Fix for custom
1942 allocators and optimize using to_chars.
1943 (operator==(const network_v4&, const network_v4&)): Add missing
1945 (operator==(const network_v6&, const network_v6&)): Likewise.
1946 * testsuite/experimental/net/internet/network/v4/cons.cc: New test.
1947 * testsuite/experimental/net/internet/network/v4/members.cc: New test.
1949 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1951 * include/experimental/internet (address_4(const bytes_type&)):
1952 Use __builtin_bit_cast if available, otherwise convert to
1954 (address_v4::to_bytes()): Likewise, but convert from network
1956 * testsuite/experimental/net/internet/address/v4/cons.cc: Fix
1957 incorrect tests. Check for constexpr too.
1958 * testsuite/experimental/net/internet/address/v4/creation.cc:
1960 * testsuite/experimental/net/internet/address/v4/members.cc:
1961 Check that bytes_type is a standard-layout type.
1963 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1965 * include/experimental/internet (address_v4::to_string):
1967 * testsuite/experimental/net/internet/address/v4/members.cc:
1968 Check more addresses.
1970 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1972 * include/ext/aligned_buffer.h (__aligned_buffer): Add
1975 2023-02-24 Jonathan Wakely <jwakely@redhat.com>
1977 * testsuite/std/format/arguments/lwg3810.cc: Move dg-options
1980 2023-02-23 Matthias Kretz <m.kretz@gsi.de>
1982 * testsuite/experimental/simd/tests/reductions.cc: Introduce
1983 max_distance as the type-dependent max error.
1985 2023-02-23 Matthias Kretz <m.kretz@gsi.de>
1987 * include/experimental/bits/simd_builtin.h (_S_set): Compare as
1988 int. The actual range of these indexes is very small.
1990 2023-02-23 Matthias Kretz <m.kretz@gsi.de>
1992 * include/experimental/bits/simd_x86.h (_S_bit_shift_left)
1993 (_S_bit_shift_right): Declare constexpr. The implementation was
1994 already expecting constexpr evaluation.
1996 2023-02-23 Matthias Kretz <m.kretz@gsi.de>
1999 * include/experimental/bits/simd_detail.h
2000 (_GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA): Define as empty for
2003 2023-02-23 Matthias Kretz <m.kretz@gsi.de>
2006 * include/experimental/bits/simd.h (__vector_broadcast):
2007 Implement via __vector_broadcast_impl instead of
2008 __call_with_n_evaluations + 2 lambdas.
2009 (__vector_broadcast_impl): New.
2011 2023-02-22 Alexandre Oliva <oliva@adacore.com>
2013 * src/c++11/shared_ptr.cc (__gnu_internal::get_mutex):
2014 Avoid destruction of the mutex pool.
2016 2023-02-22 Alexandre Oliva <oliva@adacore.com>
2018 * testsuite/27_io/basic_ofstream/open/char/noreplace.cc: xfail
2020 * testsuite/27_io/basic_ofstream/open/wchar_t/noreplace.cc:
2023 2023-02-22 Alexandre Oliva <oliva@adacore.com>
2025 * testsuite/17_intro/names.cc: Undef func on vxworks >= 7 in
2028 2023-02-20 Andreas Schwab <schwab@linux-m68k.org>
2030 * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update.
2032 2023-02-20 Matthias Kretz <m.kretz@gsi.de>
2034 * include/experimental/bits/simd.h (__extract_part, split):
2035 Use reserved name for template parameter.
2037 2023-02-20 Andreas Schwab <schwab@suse.de>
2039 * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
2041 2023-02-18 Gerald Pfeifer <gerald@pfeifer.com>
2043 * doc/xml/faq.xml: Switch two links to www.open-std.org to https.
2044 * doc/html/faq.html: Regenerate.
2046 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2048 * include/experimental/bits/simd_math.h (__hypot): Bitcasting
2049 between scalars requires the __bit_cast helper function instead
2052 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2054 * include/experimental/bits/simd_x86.h
2055 (_SimdImplX86::_S_not_equal_to, _SimdImplX86::_S_less)
2056 (_SimdImplX86::_S_less_equal): Do not call
2057 __builtin_is_constant_evaluated in constexpr-if.
2059 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2061 * testsuite/experimental/simd/tests/bits/verify.h
2062 (verify::verify): Use %zx for size_t in format string.
2064 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2066 * testsuite/experimental/simd/generate_makefile.sh: Generate and
2067 pre-compile pch.h, which includes all headers that do not depend
2068 on command-line macros.
2069 * testsuite/experimental/simd/tests/bits/main.h: New file.
2070 (iterate_abis, main): Moved from verify.h.
2071 * testsuite/experimental/simd/tests/bits/verify.h
2072 (iterate_abis, main): Moved to main.h.
2073 * testsuite/experimental/simd/tests/bits/conversions.h: Add
2075 (genHalfBits): Simplify.
2076 * testsuite/experimental/simd/tests/bits/make_vec.h: Add include
2078 (make_alternating_mask): Moved from mask_loadstore.
2079 * testsuite/experimental/simd/tests/bits/mathreference.h: Add
2081 * testsuite/experimental/simd/tests/bits/test_values.h: Ditto.
2082 * testsuite/experimental/simd/tests/mask_loadstore.cc
2083 (make_mask, make_alternating_mask): Removed.
2084 * testsuite/experimental/simd/tests/mask_reductions.cc: Ditto.
2085 * testsuite/experimental/simd/tests/operators.cc (genHalfBits):
2087 * testsuite/experimental/simd/tests/abs.cc: Only include
2090 * testsuite/experimental/simd/tests/algorithms.cc: Ditto.
2091 * testsuite/experimental/simd/tests/broadcast.cc: Ditto.
2092 * testsuite/experimental/simd/tests/casts.cc: Ditto.
2093 * testsuite/experimental/simd/tests/fpclassify.cc: Ditto.
2094 * testsuite/experimental/simd/tests/frexp.cc: Ditto.
2095 * testsuite/experimental/simd/tests/generator.cc: Ditto.
2096 * testsuite/experimental/simd/tests/hypot3_fma.cc: Ditto.
2097 * testsuite/experimental/simd/tests/integer_operators.cc: Ditto.
2098 * testsuite/experimental/simd/tests/ldexp_scalbn_scalbln_modf.cc:
2099 * testsuite/experimental/simd/tests/loadstore.cc: Ditto.
2100 * testsuite/experimental/simd/tests/logarithm.cc: Ditto.
2101 * testsuite/experimental/simd/tests/mask_broadcast.cc: Ditto.
2102 * testsuite/experimental/simd/tests/mask_conversions.cc: Ditto.
2103 * testsuite/experimental/simd/tests/mask_implicit_cvt.cc: Ditto.
2104 * testsuite/experimental/simd/tests/mask_operator_cvt.cc: Ditto.
2105 * testsuite/experimental/simd/tests/mask_operators.cc: Ditto.
2106 * testsuite/experimental/simd/tests/math_1arg.cc: Ditto.
2107 * testsuite/experimental/simd/tests/math_2arg.cc: Ditto.
2108 * testsuite/experimental/simd/tests/operator_cvt.cc: Ditto.
2109 * testsuite/experimental/simd/tests/reductions.cc: Ditto.
2110 * testsuite/experimental/simd/tests/remqo.cc: Ditto.
2111 * testsuite/experimental/simd/tests/simd.cc: Ditto.
2112 * testsuite/experimental/simd/tests/sincos.cc: Ditto.
2113 * testsuite/experimental/simd/tests/split_concat.cc: Ditto.
2114 * testsuite/experimental/simd/tests/splits.cc: Ditto.
2115 * testsuite/experimental/simd/tests/trigonometric.cc: Ditto.
2116 * testsuite/experimental/simd/tests/trunc_ceil_floor.cc: Ditto.
2117 * testsuite/experimental/simd/tests/where.cc: Ditto.
2119 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2121 * testsuite/experimental/simd/README.md: Document the timeout
2122 and timeout-factor directives. Minor typo fixed.
2124 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2127 * include/experimental/bits/simd_detail.h: Define
2128 _GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA.
2129 * include/experimental/bits/simd.h: Annotate lambdas with
2130 _GLIBCXX_SIMD_ALWAYS_INLINE_LAMBDA.
2131 * include/experimental/bits/simd_builtin.h: Ditto.
2132 * include/experimental/bits/simd_converter.h: Ditto.
2133 * include/experimental/bits/simd_fixed_size.h: Ditto.
2134 * include/experimental/bits/simd_math.h: Ditto.
2135 * include/experimental/bits/simd_neon.h: Ditto.
2136 * include/experimental/bits/simd_x86.h: Ditto.
2138 2023-02-16 Matthias Kretz <m.kretz@gsi.de>
2140 * include/experimental/bits/simd.h
2141 (_SimdWrapper::_M_is_constprop_none_of)
2142 (_SimdWrapper::_M_is_constprop_all_of): Return false unless the
2143 computed result still satisfies __builtin_constant_p.
2145 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2147 * testsuite/std/format/arguments/lwg3810.cc: Replace UTF-8
2150 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2152 * include/Makefile.am: Add new header.
2153 * include/Makefile.in: Regenerate.
2154 * include/experimental/synchronized_value: New file.
2155 * testsuite/experimental/synchronized_value.cc: New test.
2157 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2159 * include/experimental/optional: Fix header name in comment.
2161 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2163 * include/std/format (__format::_Arg_store): New class template.
2164 (basic_format_args): Remove nested type _Store and add deduction
2165 guide from _Arg_store.
2166 (basic_format_arg, make_format_args): Adjust.
2167 * testsuite/std/format/arguments/lwg3810.cc: New test.
2169 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2171 * include/bits/stl_pair.h (pair) [C++20]: Add non-dangling
2172 constraints to constructors and add deleted overloads for the
2173 dangling cases, as per P2255R2.
2174 (pair) [!C++20 && _GLIBCXX_DEBUG]: Add static assertions to
2175 make dangling cases ill-formed.
2176 * testsuite/20_util/pair/dangling_ref.cc: New test.
2178 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2180 * testsuite/17_intro/names_pstl.cc: Require et tbb_backend.
2182 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2184 * include/ext/throw_allocator.h: Use reserved names for
2187 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2189 * testsuite/17_intro/names_pstl.cc: Add space after effective
2192 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2194 * include/pstl/algorithm_fwd.h (__pattern_search_n)
2195 (__brick_unique_copy, __brick_adjacent_find)
2196 (__brick_generate_n, __pattern_generate_n): Use reserved names
2198 * include/pstl/algorithm_impl.h (__brick_unique_copy)
2199 (__pattern_reverse, __brick_generate_n): Likewise.
2200 * include/pstl/execution_impl.h (__prefer_unsequenced_tag)
2201 (__prefer_parallel_tag): Likewise.
2202 * include/pstl/glue_algorithm_impl.h (transform): Likewise.
2203 * include/pstl/glue_numeric_defs.h (adjacent_difference):
2205 * include/pstl/numeric_impl.h (__brick_adjacent_difference):
2207 * include/pstl/parallel_backend_tbb.h (__merge_func): Likewise.
2208 * include/pstl/unseq_backend_simd.h (_Combiner)
2209 (__simd_min_element, __simd_minmax_element): Likewise.
2210 * testsuite/17_intro/names_pstl.cc: New test.
2212 2023-02-16 Jonathan Wakely <jwakely@redhat.com>
2214 * include/bits/fs_ops.h (create_directory): Use reserved name
2216 * include/bits/ranges_algo.h (__contains_subrange_fn):
2218 * include/bits/regex_automaton.h (_State_base::_M_print):
2220 * include/bits/regex_automaton.tcc(_State_base::_M_print):
2222 * include/bits/regex_scanner.tcc(_Scanner::_M_print): Likewise.
2223 * include/experimental/bits/fs_ops.h (create_directory):
2225 * include/std/mutex (timed_mutex::_M_clocklock): Likewise.
2226 (recursive_timed_mutex:_M_clocklock): Likewise.
2227 * include/std/tuple (basic_common_reference): Likewise.
2228 * libsupc++/cxxabi_init_exception.h
2229 (__cxa_init_primary_exception): Likewise.
2230 * testsuite/17_intro/names.cc: Add checks.
2232 2023-02-14 Gerald Pfeifer <gerald@pfeifer.com>
2234 * doc/xml/manual/status_cxx2017.xml: Update an open-std.org link
2235 to www.open-std.org and https.
2236 * doc/html/manual/status.html: Regenerate.
2238 2023-02-14 Thomas W Rodgers <rodgert@twrodgers.com>
2241 * include/std/atomic (atomic_flag_wait): Add.
2242 (atomic_flag_wait_explicit): Add.
2243 (atomic_flag_notify): Add.
2244 (atomic_flag_notify_explicit): Add.
2245 * testsuite/29_atomics/atomic_flag/wait_notify/1.cc:
2246 Add test case to cover missing atomic_flag free functions.
2248 2023-02-14 Thomas W Rodgers <rodgert@twrodgers.com>
2251 * include/std/atomic (atomic_flag_test): Add.
2252 (atomic_flag_test_explicit): Add.
2253 * testsuite/29_atomics/atomic_flag/test/explicit.cc: Add
2254 test case to cover missing atomic_flag free functions.
2255 * testsuite/29_atomics/atomic_flag/test/implicit.cc:
2258 2023-02-13 Gerald Pfeifer <gerald@pfeifer.com>
2260 * doc/xml/manual/policy_data_structures_biblio.xml: Adjust
2261 "The Component Object Model" reference.
2262 * doc/html/manual/policy_data_structures.html: Regenerate.
2264 2023-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2266 * doc/xml/manual/containers.xml: Tweak a link to N1780
2268 * doc/html/manual/associative.html: Regenerate.
2270 2023-02-12 Gerald Pfeifer <gerald@pfeifer.com>
2272 * doc/xml/manual/ctype.xml: Change www.unix.org to unix.org.
2273 * doc/html/manual/facets.html: Regenerate.
2275 2023-02-11 Gerald Pfeifer <gerald@pfeifer.com>
2277 * doc/xml/manual/policy_data_structures_biblio.xml: Update
2278 link to "Worst-case efficient priority queues".
2279 * doc/html/manual/policy_data_structures.html: Regenerate.
2281 2023-02-06 Arsen Arsenović <arsen@aarsen.me>
2283 * doc/xml/manual/using.xml: Document newly-freestanding
2284 headers and the effect of the -ffreestanding flag.
2285 * doc/xml/manual/status_cxx2023.xml: Document P1642R11 as
2287 * doc/xml/manual/configure.xml: Document that hosted installs
2288 respect __STDC_HOSTED__.
2289 * doc/xml/manual/test.xml: Document how to run tests in
2291 * doc/html/*: Regenerate.
2293 2023-02-06 Jonathan Wakely <jwakely@redhat.com>
2295 * include/bits/ranges_algo.h (__find_last_fn): Rename T to _Tp.
2296 (__find_last_if_fn): Likewise.
2298 2023-02-06 Jonathan Wakely <jwakely@redhat.com>
2300 * include/std/type_traits: Add diagnostic pragmas around
2301 references to deprecated std::aligned_storage and
2302 std::aligned_union traits.
2303 * testsuite/20_util/aligned_storage/requirements/alias_decl.cc:
2304 Add dg-warning for et c++23.
2305 * testsuite/20_util/aligned_storage/requirements/explicit_instantiation.cc:
2307 * testsuite/20_util/aligned_storage/value.cc: Likewise.
2308 * testsuite/20_util/aligned_union/1.cc: Likewise.
2309 * testsuite/20_util/aligned_union/requirements/alias_decl.cc:
2312 2023-02-06 Nathaniel Shead <nathanieloshead@gmail.com>
2314 * doc/doxygen/user.cfg.in (PREDEFINED): Add new macros.
2315 * include/bits/c++config (_GLIBCXX23_DEPRECATED)
2316 (_GLIBCXX23_DEPRECATED_SUGGEST): New macros.
2317 * include/std/type_traits (aligned_storage, aligned_union)
2318 (aligned_storage_t, aligned_union_t): Deprecate for C++23.
2319 * testsuite/20_util/aligned_storage/deprecated-2b.cc: New test.
2320 * testsuite/20_util/aligned_union/deprecated-2b.cc: New test.
2322 2023-02-06 Nathaniel Shead <nathanieloshead@gmail.com>
2324 * doc/doxygen/user.cfg.in (PREDEFINED): Update macros.
2325 * include/bits/c++config (_GLIBCXX20_DEPRECATED): Make
2326 consistent with other 'deprecated' macros.
2327 * include/std/type_traits (is_pod, is_pod_v): Use
2328 _GLIBCXX20_DEPRECATED_SUGGEST instead.
2330 2023-02-06 Arsen Arsenović <arsen@aarsen.me>
2332 * Makefile.am [!_GLIBCXX_HOSTED]: Enable src/ subdirectory.
2333 * Makefile.in: Regenerate.
2334 * src/Makefile.am [!_GLIBCXX_HOSTED]: Omit compatibility files.
2335 There's no history to be compatible with.
2336 * src/c++11/Makefile.am [!_GLIBCXX_HOSTED]: Omit hosted-only
2337 source files from the build.
2338 * src/c++17/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
2339 * src/c++20/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
2340 * src/c++98/Makefile.am [!_GLIBCXX_HOSTED]: Likewise.
2341 * src/Makefile.in: Regenerate.
2342 * src/c++11/Makefile.in: Regenerate.
2343 * src/c++17/Makefile.in: Regenerate.
2344 * src/c++20/Makefile.in: Regenerate.
2345 * src/c++98/Makefile.in: Regenerate.
2347 2023-02-06 Jonathan Wakely <jwakely@redhat.com>
2349 * src/Makefile.am [GLIBCXX_HOSTED] (SUBDIRS): Do not add
2350 filesystem, libbacktrace and experimental.
2351 * src/Makefile.in: Regenerate.
2353 2023-02-04 Hans-Peter Nilsson <hp@axis.com>
2356 * include/pstl/unseq_backend_simd.h (__simd_or): Use __INT32_TYPE__
2359 2023-02-04 Gerald Pfeifer <gerald@pfeifer.com>
2361 * doc/xml/manual/documentation_hacking.xml: Adjust link to pdftex.
2362 * doc/html/manual/documentation_hacking.html: Regenerate.
2364 2023-02-04 François Dumont <fdumont@gcc.gnu.org>
2366 * include/bits/basic_string.h (operator=(basic_string&&)): Transfer move-to
2367 storage to the move-from instance when allocators are equal.
2368 * testsuite/21_strings/basic_string/allocator/char/move_assign.cc (test04):
2371 2023-02-03 Samuel Thibault <samuel.thibault@gnu.org>
2373 * config/os/gnu-linux/os_defines.h [!__linux__]
2374 (_GLIBCXX_NATIVE_THREAD_ID, _GLIBCXX_GTHREAD_USE_WEAK): Do not define.
2376 2023-02-03 Patrick Palka <ppalka@redhat.com>
2378 * include/bits/ranges_algo.h (__find_last_fn, find_last):
2380 (__find_last_if_fn, find_last_if): Define.
2381 (__find_last_if_not_fn, find_last_if_not): Define.
2382 * testsuite/25_algorithms/find_last/1.cc: New test.
2383 * testsuite/25_algorithms/find_last_if/1.cc: New test.
2384 * testsuite/25_algorithms/find_last_if_not/1.cc: New test.
2386 2023-02-03 Patrick Palka <ppalka@redhat.com>
2388 * include/bits/ranges_algo.h (out_value_result): Define.
2389 (iota_result): Define.
2390 (__iota_fn, iota): Define.
2391 * testsuite/25_algorithms/iota/1.cc: New test.
2393 2023-02-03 Patrick Palka <ppalka@redhat.com>
2395 * include/bits/ranges_algo.h (__contains_fn, contains): Define.
2396 (__contains_subrange_fn, contains_subrange): Define.
2397 * testsuite/25_algorithms/contains/1.cc: New test.
2398 * testsuite/25_algorithms/contains_subrange/1.cc: New test.
2400 2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2402 * doc/xml/manual/abi.xml: Tweak link to ABIcheck project.
2403 * doc/html/manual/abi.html: Regenerate.
2405 2023-02-02 Jonathan Wakely <jwakely@redhat.com>
2407 * src/filesystem/ops-common.h [AVR] (__unsupported): Always use
2408 errc::function_not_supported instead of errc::not_supported.
2410 2023-02-02 Jonathan Wakely <jwakely@redhat.com>
2412 * include/std/sstream (basic_stringbuf::view): Define for old
2414 (basic_istringstream::view, basic_0stringstream::view)
2415 (basic_stringstream::view): Likewise.
2416 * testsuite/27_io/basic_istringstream/view/char/1.cc: Remove
2417 { dg-require-effective-target cxx11_abi }.
2418 * testsuite/27_io/basic_istringstream/view/wchar_t/1.cc:
2420 * testsuite/27_io/basic_ostringstream/view/char/1.cc: Likewise.
2421 * testsuite/27_io/basic_ostringstream/view/wchar_t/1.cc:
2423 * testsuite/27_io/basic_stringbuf/view/char/1.cc: Likewise.
2424 * testsuite/27_io/basic_stringbuf/view/wchar_t/1.cc: Likewise.
2425 * testsuite/27_io/basic_stringstream/view/char/1.cc: Likewise.
2426 * testsuite/27_io/basic_stringstream/view/wchar_t/1.cc:
2429 2023-02-02 Jonathan Wakely <jwakely@redhat.com>
2432 * config/abi/pre/gnu.ver (GLIBCXX_3.4.31): Export shared_ptr
2433 conversion operators for directory iterator comparisons with
2434 std::default_sentinel_t.
2435 * include/bits/fs_path.h (path::path(string_view, _Type))
2436 (path::_Cmpt::_Cmpt(string_view, _Type, size_t)): Move inline
2438 * src/c++17/fs_path.cc: ... here.
2439 * testsuite/27_io/filesystem/path/108636.cc: New test.
2441 2023-02-02 Jonathan Wakely <jwakely@redhat.com>
2443 * include/std/variant (variant::operator=): Implement resolution
2445 * testsuite/20_util/variant/lwg3585.cc: New test.
2447 2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2449 * doc/xml/manual/using_exceptions.xml: Update a www.open-std.org
2451 * doc/html/manual/using_exceptions.html: Regenerate.
2453 2023-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2455 * doc/xml/manual/debug.xml: Fix link to online GDB manual.
2456 * doc/html/manual/debug.html: Regenerate.
2458 2023-02-01 Jonathan Wakely <jwakely@redhat.com>
2460 * src/c++11/random.cc (random_device::_M_fini): Do not try to
2461 close the file handle if the target doesn't support the
2462 /dev/random and /dev/urandom files.
2464 2023-02-01 Jonathan Wakely <jwakely@redhat.com>
2466 * config/os/generic/error_constants.h (errc::value_too_large)
2468 * src/c++11/system_error.cc
2469 (system_category::default_error_condition) [__AVR__]: Only match
2470 recognize values equal to EDOM, ERANGE, ENOSYS and EINTR.
2471 * src/c++17/fs_ops.cc (fs::current_path) [__AVR__]: Do not check
2472 for ENOENT etc. in switch.
2473 (fs::remove_all) [__AVR__]: Likewise.
2474 * src/filesystem/ops-common.h [__AVR__]: Do not use POSIX open,
2477 2023-02-01 Jonathan Wakely <jwakely@redhat.com>
2479 * acinclude.m4 (GLIBCXX_ZONEINFO_DIR) [avr-*-*, msp430-*-*]: Set
2481 * configure: Regenerate.
2483 2023-02-01 Hans-Peter Nilsson <hp@axis.com>
2486 * testsuite/std/time/hh_mm_ss/1.cc (size): Add empty
2487 struct at end of S0.
2489 2023-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2491 * doc/xml/manual/shared_ptr.xml: Move links from both
2492 http://open-std.org and http://www.open-std.org to
2493 https://www.open-std.org.
2494 * doc/html/manual/memory.html: Regenerate.
2496 2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
2498 * doc/xml/manual/appendix_contributing.xml: Adjust link to
2499 ISO C++ standard at ANSI.
2500 Move link to www.open-std.org to https.
2501 * doc/html/manual/appendix_contributing.html: Regenerate.
2503 2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
2505 * doc/xml/manual/documentation_hacking.xml: Move sourceforge.net
2507 * doc/html/manual/documentation_hacking.html: Regenerate.
2509 2023-01-28 Gerald Pfeifer <gerald@pfeifer.com>
2511 * doc/xml/manual/abi.xml: Update www.open-std.org link to https.
2512 * doc/html/manual/abi.html: Regenerate.
2514 2023-01-27 Jakub Jelinek <jakub@redhat.com>
2517 * testsuite/17_intro/names.cc (__unused): For linux or GNU hurd
2518 include features.h if present and then check __GLIBC__ and
2519 __GLIBC_MINOR__ macros for glibc prior to 2.19, instead of testing
2520 __GLIBC_PREREQ which isn't defined yet.
2522 2023-01-27 Jonathan Wakely <jwakely@redhat.com>
2524 * src/c++20/tzdb.cc (tzdata_stream): Use constant instead of
2527 2023-01-27 Jonathan Wakely <jwakely@redhat.com>
2530 * testsuite/23_containers/map/modifiers/108554.cc: Use dg-bogus.
2532 2023-01-26 Jonathan Wakely <jwakely@redhat.com>
2534 * src/c++20/tzdb.cc (operator>>(istream&, ZoneInfo&)): Allow
2535 rules named "+" for compatibility with older tzdata.zi files.
2537 2023-01-26 Jonathan Wakely <jwakely@redhat.com>
2540 * include/bits/stl_tree.h (_Rb_tree_insert_and_rebalance): Add
2542 (_Rb_tree_rebalance_for_erase): Add nonnull and returns_nonnull
2544 * testsuite/23_containers/map/modifiers/108554.cc: New test.
2546 2023-01-26 Jonathan Wakely <jwakely@redhat.com>
2549 * src/c++20/tzdb.cc (current_zone): Look for TIMEZONE or ZONE in
2550 /etc/sysconfig/clock, not DEFAULT_TIMEZONE.
2552 2023-01-26 Gerald Pfeifer <gerald@pfeifer.com>
2554 * doc/xml/manual/intro.xml: Update links to www.open-std.org to
2556 * doc/html/manual/bugs.html: Regenerate.
2558 2023-01-24 Jonathan Wakely <jwakely@redhat.com>
2561 * src/c++20/tzdb.cc (current_zone): Look for DEFAULT_TIMEZONE in
2562 /etc/sysconfig/clock.
2564 2023-01-24 Jonathan Wakely <jwakely@redhat.com>
2567 * include/bits/ranges_base.h: Include <bits/stl_iterator.h> for
2568 std::make_reverse_iterator.
2569 * include/std/tuple: Include <bits/ranges_util.h> for subrange.
2570 (make_from_tuple): Add static assertion from P2255 to diagnose
2571 dangling references.
2572 * testsuite/20_util/tuple/make_from_tuple/dangling_ref.cc: New test.
2573 * testsuite/20_util/tuple/make_from_tuple/tuple_like.cc: New test.
2575 2023-01-23 François Dumont <fdumont@gcc.gnu.org>
2577 * include/debug/safe_iterator.h (_Safe_iterator<>::_Unchecked): New.
2578 (_Safe_iterator(const _Safe_iterator&, _Unchecked)): New.
2579 (_Safe_iterator::operator++(int)): Use latter.
2580 (_Safe_iterator::operator--(int)): Likewise.
2581 (_Safe_iterator(_Iterator, const _Safe_sequence_base*)): Remove !_M_insular()
2583 * include/debug/safe_local_iterator.h (_Safe_local_iterator<>::_Unchecked):
2585 (_Safe_local_iterator(const _Safe_local_iterator&, _Unchecked)): New.
2586 (_Safe_local_iterator::operator++(int)): Use latter.
2587 * src/c++11/debug.cc (_S_debug_messages): Add as comment the _Debug_msg_id
2588 entry associated to the array entry.
2590 2023-01-18 Jonathan Wakely <jwakely@redhat.com>
2592 * include/bits/fs_path.h (u8path): Add deprecated attribute.
2593 * testsuite/27_io/filesystem/path/construct/90281.cc: Add
2594 -Wno-deprecated-declarations for C++20 and later.
2595 * testsuite/27_io/filesystem/path/factory/u8path-char8_t.cc:
2597 * testsuite/27_io/filesystem/path/factory/u8path.cc: Likewise.
2598 * testsuite/27_io/filesystem/path/native/string.cc: Likewise.
2599 * testsuite/27_io/filesystem/path/factory/u8path-depr.cc: New test.
2601 2023-01-18 Jonathan Wakely <jwakely@redhat.com>
2603 * include/bits/random.h (random_device) [!_GLIBCXX_USE_DEV_RANDOM]:
2604 Always call _M_fini and _M_getentropy.
2606 2023-01-18 Gerald Pfeifer <gerald@pfeifer.com>
2608 * doc/xml/manual/policy_data_structures_biblio.xml: Adjust links
2609 to www.open-std.org to use https.
2610 (COM: Component Model Object Technologies): Rename from...
2611 (The Component Object Model): ...to.
2612 * doc/html/manual/policy_data_structures.html: Regenerate.
2614 2023-01-18 Dimitrij Mijoski <dmjpp@hotmail.com>
2616 * testsuite/22_locale/codecvt/codecvt_unicode.cc: Simplify.
2617 * testsuite/22_locale/codecvt/codecvt_unicode.h: Simplify.
2618 * testsuite/22_locale/codecvt/codecvt_unicode_wchar_t.cc: Simplify.
2620 2023-01-17 Jonathan Wakely <jwakely@redhat.com>
2622 * acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Check $target_os instead
2623 of $host. Fix check for file being present during native build.
2624 * configure: Regenerate.
2626 2023-01-17 Martin Liska <mliska@suse.cz>
2628 * src/libbacktrace/Makefile.in: Regenerate.
2630 2023-01-16 Jonathan Wakely <jwakely@redhat.com>
2632 * src/c++20/tzdb.cc (_GLIBCXX_USE_CXX11_ABI): Define to 1.
2634 2023-01-16 Jonathan Wakely <jwakely@redhat.com>
2637 * include/c_compatibility/stdatomic.h: Change copyright line to
2638 be consistent with other headers contributed under DCO terms.
2639 * include/std/expected: Add full stop to copyright line.
2640 * src/c++20/tzdb.cc: Likewise.
2642 2023-01-15 Gerald Pfeifer <gerald@pfeifer.com>
2644 * doc/xml/manual/status_cxx2014.xml: Switch www.open-std.org to
2646 * doc/xml/manual/status_cxx2017.xml: Ditto.
2647 * doc/xml/manual/status_cxx2020.xml: Ditto.
2648 * doc/xml/manual/status_cxx2023.xml: Ditto.
2649 * doc/html/manual/status.html: Regenerate.
2651 2023-01-15 Jonathan Wakely <jwakely@redhat.com>
2653 * testsuite/std/time/tzdb_list/1.cc: Remove dg-xfail-run-if
2654 and fail gracefully if defining the weak symbol doesn't work.
2656 2023-01-15 François Dumont <fdumont@gcc.gnu.org>
2659 * include/debug/safe_iterator.h (_Safe_iterator<>::operator++(int)): Extend deadlock
2660 fix to other iterator category.
2661 (_Safe_iterator<>::operator--(int)): Likewise.
2662 * include/debug/safe_local_iterator.h (_Safe_local_iterator<>::operator++(int)):
2664 * testsuite/util/debug/unordered_checks.h (invalid_local_iterator_pre_increment): New.
2665 (invalid_local_iterator_post_increment): New.
2666 * testsuite/23_containers/unordered_map/debug/invalid_local_iterator_post_increment_neg.cc:
2668 * testsuite/23_containers/unordered_map/debug/invalid_local_iterator_pre_increment_neg.cc:
2671 2023-01-15 Jonathan Wakely <jwakely@redhat.com>
2673 * testsuite/30_threads/jthread/jthread.cc: Remove -pthread from
2676 2023-01-15 Jonathan Wakely <jwakely@redhat.com>
2678 * testsuite/std/time/clock/utc/io.cc: Use ctype to widen char.
2680 2023-01-14 Björn Schäpers <bjoern@hazardy.de>
2682 * acinclude.m4 (GLIBCXX_ENABLE_BACKTRACE): Add check for
2683 windows.h. Add pecoff as FORMAT_FILE.
2684 * config.h.in: Regenerate.
2685 * configure: Regenerate.
2686 * src/libbacktrace/Makefile.am: Regenerate.
2687 * src/libbacktrace/Makefile.in: Add pecoff.c as FORMAT_FILE.
2689 2023-01-14 Björn Schäpers <bjoern@hazardy.de>
2691 * include/std/stacktrace (stacktrace_entry::_S_demangle): Use
2692 raw __name if __cxa_demangle could not demangle it.
2694 2023-01-14 Jonathan Wakely <jwakely@redhat.com>
2697 * src/c++20/tzdb.cc (current_zone()) [_AIX]: Use TZ environment
2700 2023-01-14 Jonathan Wakely <jwakely@redhat.com>
2702 * src/c++20/tzdb.cc (TZDB_DISABLED): Disable all code for
2704 * testsuite/std/time/tzdb/leap_seconds.cc: Require tzdb
2706 * testsuite/std/time/tzdb_list/1.cc: Likewise.
2708 2023-01-14 Jonathan Wakely <jwakely@redhat.com>
2710 * acinclude.m4 (GLIBCXX_ZONEINFO_DIR): Replace the
2711 --with-libstdcxx-zoneinfo-dir configure option with
2712 --with-libstdcxx-zoneinfo with yes/no/static choices as well as
2714 * config.h.in: Regenerate.
2715 * configure: Regenerate.
2716 * doc/xml/manual/configure.xml: Document configure option.
2717 * doc/html/manual/configure.html: Regenerate.
2718 * src/c++20/Makefile.am: Generate tzdata.zi.h header.
2719 * src/c++20/Makefile.in: Regenerate.
2720 * src/c++20/tzdb.cc (__gnu_cxx::zoneinfo_dir_override): Return a
2721 null pointer if no directory is configured.
2722 (zoneinfo_dir): Replace with ...
2723 (zoneinfo_file): New function.
2724 (tzdata_stream): New istream class.
2725 (remote_version, reload_tzdb): Use tzdata_stream.
2726 * testsuite/lib/libstdc++.exp (check_effective_target_tzdb):
2727 Check new _GLIBCXX_STATIC_TZDATA macro and ignore presence of
2728 tzdata.zi file in default location.
2729 * src/c++20/tzdata.zi: New file.
2731 2023-01-14 Jonathan Wakely <jwakely@redhat.com>
2733 * include/bits/chrono_io.h (operator<<): Fix syntax errors.
2734 * testsuite/std/time/month_day/io.cc: New test.
2735 * testsuite/std/time/month_day_last/io.cc: New test.
2736 * testsuite/std/time/month_weekday/io.cc: New test.
2737 * testsuite/std/time/month_weekday_last/io.cc: New test.
2738 * testsuite/std/time/weekday_indexed/io.cc: New test.
2739 * testsuite/std/time/weekday_last/io.cc: New test.
2740 * testsuite/std/time/year_month/io.cc: New test.
2741 * testsuite/std/time/year_month_day_last/io.cc: New test.
2742 * testsuite/std/time/year_month_weekday/io.cc: New test.
2743 * testsuite/std/time/year_month_weekday_last/io.cc: New test.
2745 2023-01-14 François Dumont <fdumont@gcc.gnu.org>
2747 * include/std/format [_GLIBCXX_INLINE_VERSION](to_chars): Adapt __asm symbol
2749 * config/abi/pre/gnu-versioned-namespace.ver: Add to_chars/from_chars symbols
2752 2023-01-13 Jonathan Wakely <jwakely@redhat.com>
2754 * include/bits/std_mutex.h: Include <errno.h>.
2756 2023-01-13 Arsen Arsenović <arsen@aarsen.me>
2758 * testsuite/20_util/to_chars/version.cc: Mark hosted-only.
2759 * testsuite/20_util/uses_allocator/lwg3677.cc: Ditto.
2760 * testsuite/20_util/weak_ptr/cons/self_move.cc: Ditto.
2761 * testsuite/std/ranges/adaptors/as_rvalue/1.cc: Replace usage of
2762 std::make_unique with a freestanding-compatible wrapper around
2764 * testsuite/21_strings/basic_string_view/operations/contains/char.cc:
2765 Don't test for presence of __cpp_lib_string_contains on !HOSTED.
2766 * testsuite/21_strings/basic_string_view/operations/contains/char/2.cc:
2768 * testsuite/std/ranges/version_c++23.cc: Don't test for presence
2769 of __cpp_lib_ranges in !HOSTED.
2771 2023-01-13 Arsen Arsenović <arsen@aarsen.me>
2773 * include/Makefile.am: Install bits/char_traits.h,
2775 * include/Makefile.in: Regenerate.
2776 * include/bits/char_traits.h: Gate hosted-only, wchar-only and
2777 mbstate-only bits behind appropriate #ifs.
2778 * include/std/string_view: Gate <iostream> functionality behind
2780 * include/std/version: Enable __cpp_lib_constexpr_string_view
2781 and __cpp_lib_starts_ends_with in !HOSTED.
2782 * include/std/ranges: Re-enable __is_basic_string_view on
2783 freestanding, include <string_view> directly.
2784 * include/precompiled/stdc++.h: Include <string_view> when
2786 * testsuite/20_util/function_objects/searchers.cc: Skip testing
2787 boyer_moore searchers on freestanding
2788 * testsuite/21_strings/basic_string_view/capacity/1.cc: Guard
2789 <string>-related tests behind __STDC_HOSTED__.
2790 * testsuite/21_strings/basic_string_view/cons/char/1.cc: Ditto.
2791 * testsuite/21_strings/basic_string_view/cons/char/2.cc: Remove
2792 unused <stdexcept> include.
2793 * testsuite/21_strings/basic_string_view/cons/char/3.cc: Remove
2794 unused <vector> include.
2795 * testsuite/21_strings/basic_string_view/cons/char/range.cc:
2796 Guard <string> related testing behind __STDC_HOSTED__.
2797 * testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc:
2798 Guard <stdexcept> related tests behind __STDC_HOSTED__.
2799 * testsuite/21_strings/basic_string_view/element_access/char/1.cc:
2801 * testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
2802 Guard <stdexcept> tests behind __STDC_HOSTED__.
2803 * testsuite/21_strings/basic_string_view/operations/contains/char/2.cc:
2804 Enable test on freestanding, guard <stdexcept> bits behind
2806 * testsuite/21_strings/basic_string_view/operations/substr/char.cc:
2807 Guard <stdexcept> bits behind __STDC_HOSTED__.
2808 * testsuite/21_strings/basic_string_view/operations/substr/wchar_t.cc:
2811 2023-01-13 Dimitrij Mijoski <dmjpp@hotmail.com>
2814 * src/c++11/codecvt.cc (read_utf8_code_point): Correctly detect
2815 errors in incomplete multibyte sequences.
2816 (utf16_in): Remove surrogates parameter. Fix conditions for
2818 (utf16_out): Fix condition for returning partial.
2819 (ucs2_in): Do not pass surrogates argument to utf16_in.
2820 * testsuite/22_locale/codecvt/codecvt_unicode.cc: New test.
2821 * testsuite/22_locale/codecvt/codecvt_unicode.h: New header for
2823 * testsuite/22_locale/codecvt/codecvt_unicode_wchar_t.cc: New
2826 2023-01-13 Jonathan Wakely <jwakely@redhat.com>
2829 * config/io/c_io_stdio.h (__c_lock): Define as a typedef for
2830 __GTHREAD_LEGACY_MUTEX_T if defined.
2832 2023-01-13 Jonathan Wakely <jwakely@redhat.com>
2835 * config/os/gnu-linux/ldbl-extra.ver (GLIBCXX_LDBL_3.4.31):
2836 Export __try_use_facet specializations for facets in namespace
2838 * config/os/gnu-linux/ldbl-ieee128-extra.ver
2839 (GLIBCXX_IEEE128_3.4.31): Likewise for facets in namespace
2841 * testsuite/util/testsuite_abi.cc: Add to lists of known and
2844 2023-01-13 Jonathan Wakely <jwakely@redhat.com>
2846 * include/bits/std_mutex.h: Remove <system_error> include.
2847 * include/std/condition_variable: Add <bits/error_constants.h>
2849 * include/std/mutex: Likewise.
2850 * include/std/shared_mutex: Likewise.
2852 2023-01-12 Jonathan Wakely <jwakely@redhat.com>
2855 * include/experimental/memory_resource
2856 (_GLIBCXX_MAX_ALIGN_MATCHES_MALLOC): Define.
2857 (do_allocate, do_deallocate): Check it.
2858 * testsuite/experimental/memory_resource/new_delete_resource.cc:
2859 Relax expected behaviour for 64-bit hppa-hp-hpux11.11.
2861 2023-01-12 Jonathan Wakely <jwakely@redhat.com>
2863 * doc/xml/manual/abi.xml: Add latest library versions.
2864 * doc/html/manual/abi.html: Regenerate.
2866 2023-01-12 François Dumont <fdumont@gcc.gnu.org>
2869 * include/bits/stl_tree.h (_Rb_tree<>::_M_insert_range_equal): Remove
2870 unused _Alloc_node instance.
2872 2023-01-12 Jonathan Wakely <jwakely@redhat.com>
2874 * include/bits/atomic_wait.h (__detail::__platform_wait_t):
2875 Define as unsigned long if always lock-free, and unsigned int
2878 2023-01-10 Jonathan Wakely <jwakely@redhat.com>
2880 * src/c++20/tzdb.cc (tzdb_list::_S_init_tzdb): Use __try and
2881 __catch macros for exception handling.
2883 2023-01-10 Jonathan Wakely <jwakely@redhat.com>
2886 * include/bits/stl_algobase.h (__lg): Replace six overloads with
2887 a single function template for all integer types.
2888 * include/bits/stl_algo.h (__merge_adaptive_resize): Cast
2889 arithmetic results back to _Distance.
2891 2023-01-10 Jonathan Wakely <jwakely@redhat.com>
2894 * include/std/span (span::span()): Un-simplify constraint to
2895 work for size_t of lesser rank than int.
2897 2023-01-07 LIU Hao <lh_mouse@126.com>
2899 PR middle-end/108300
2900 * src/c++11/system_error.cc: Define `WIN32_LEAN_AND_MEAN` before
2902 * src/c++11/thread.cc: Likewise.
2903 * src/c++17/fs_ops.cc: Likewise.
2904 * src/filesystem/ops.cc: Likewise.
2906 2023-01-06 Jonathan Wakely <jwakely@redhat.com>
2909 * src/c++20/tzdb.cc (zoneinfo_dir): Add diagnostic pragma.
2911 2023-01-06 Jonathan Wakely <jwakely@redhat.com>
2914 * src/c++20/tzdb.cc (time_zone::_Impl::RulesCounter): New class
2915 template and partial specialization for synchronizing access to
2916 time_zone::_Impl::infos.
2917 (time_zone::_M_get_sys_info, reload_tzdb): Adjust uses of
2920 2023-01-06 Patrick Palka <ppalka@redhat.com>
2923 * include/bits/utility.h (__cpp_lib_ranges_zip): Define for C++23.
2924 * include/std/ranges (__cpp_lib_ranges_zip): Likewise.
2925 (__cpp_lib_ranges_chunk): Likewise.
2926 (__cpp_lib_ranges_slide): Likewise.
2927 (__cpp_lib_ranges_chunk_by): Likewise.
2928 (__cpp_lib_ranges_join_with): Likewise.
2929 (__cpp_lib_ranges_repeat): Likewise.
2930 (__cpp_lib_ranges_stride): Likewise.
2931 (__cpp_lib_ranges_cartesian_product): Likewise.
2932 (__cpp_lib_ranges_as_rvalue): Likewise.
2933 * include/std/version: Ditto.
2934 * testsuite/20_util/tuple/p2321r2.cc: Verify value of
2936 * testsuite/std/ranges/adaptors/as_rvalue/1.cc: Likewise.
2937 * testsuite/std/ranges/adaptors/chunk/1.cc: Likewise.
2938 * testsuite/std/ranges/adaptors/chunk_by/1.cc: Likewise.
2939 * testsuite/std/ranges/adaptors/join_with/1.cc: Likewise.
2940 * testsuite/std/ranges/adaptors/slide/1.cc: Likewise.
2941 * testsuite/std/ranges/adaptors/stride/1.cc: Likewise.
2942 * testsuite/std/ranges/cartesian_product/1.cc: Likewise.
2943 * testsuite/std/ranges/repeat/1.cc: Likewise.
2944 * testsuite/std/ranges/zip/1.cc: Likewise.
2945 * testsuite/std/ranges/version_c++23.cc: New test.
2947 2023-01-06 Jonathan Wakely <jwakely@redhat.com>
2950 * include/std/bitset (operator>>): Use alloca in the right
2951 scope, not in a constructor.
2952 * testsuite/20_util/bitset/io/input.cc: Check case from PR.
2954 2023-01-06 Jonathan Wakely <jwakely@redhat.com>
2957 * include/std/format (basic_format_arg) [!__cpp_lib_to_chars]:
2958 Disable visiting floating-point types.
2960 2023-01-06 Jonathan Wakely <jwakely@redhat.com>
2963 * include/debug/safe_iterator.h (_Safe_iterator::operator++(int))
2964 (_Safe_iterator::operator--(int)): Do not hold lock around
2965 construction of return value.
2967 2023-01-05 John David Anglin <danglin@gcc.gnu.org>
2969 * config/cpu/hppa/atomicity.h (_PA_LDCW_INSN): Define.
2970 (__exchange_and_add): Use _PA_LDCW_INSN. Use ordered store for
2971 lock release. Revise loop.
2972 (__atomic_add): Likewise.
2974 2023-01-05 Jonathan Wakely <jwakely@redhat.com>
2977 * python/libstdcxx/v6/printers.py (_utc_timezone): New global
2979 (StdChronoTimePointPrinter::to_string): Use it.
2981 2023-01-05 Jonathan Wakely <jwakely@redhat.com>
2984 * include/std/functional (_Bind_front): Add no_unique_address
2985 attribute to data members.
2986 * testsuite/20_util/function_objects/bind_front/107784.cc: Check
2987 size of call wrappers with empty types for targets and bound
2990 2023-01-05 Jonathan Wakely <jwakely@redhat.com>
2993 * src/c++20/tzdb.cc (chrono::current_zone()): Check for zone
2994 using only last component of the name.
2996 2023-01-05 Jonathan Wakely <jwakely@redhat.com>
3000 * config/abi/pre/gnu.ver: Move zoneinfo_dir_override export to
3001 the latest symbol version.
3002 * src/c++20/tzdb.cc (USE_ATOMIC_SHARED_PTR): Define to 0 if
3003 atomic<_Node*> is not always lock free.
3004 (USE_ATOMIC_LIST_HEAD): New macro.
3005 [__hpux__] (__gnu_cxx::zoneinfo_dir_override()): Provide
3006 definition of weak symbol.
3007 (tzdb_list::_Node::_S_head): Rename to _S_head_cache.
3008 (tzdb_list::_Node::_S_list_head): New function for accessing
3009 list head efficiently.
3010 (tzdb_list::_Node::_S_cache_list_head): New function for
3011 updating _S_list_head.
3013 2023-01-05 Jonathan Wakely <jwakely@redhat.com>
3016 * include/std/chrono (hh_mm_ss): Do not use chrono::abs if
3017 duration rep is unsigned.
3018 * testsuite/std/time/hh_mm_ss/1.cc: Check unsigned rep.
3020 2023-01-04 Iain Sandoe <iain@sandoe.co.uk>
3023 * config/abi/pre/gnu.ver (GLIBCXX_3.4):
3024 Add __gnu_cxx::zoneinfo_dir_override().
3026 2023-01-04 Jonathan Wakely <jwakely@redhat.com>
3029 * include/std/array (__array_traits<T, 0>::operator T*()): Add
3031 * testsuite/23_containers/array/element_access/constexpr_c++17.cc: Check
3032 std::array<T, 0>::data().
3035 Copyright (C) 2023 Free Software Foundation, Inc.
3037 Copying and distribution of this file, with or without modification,
3038 are permitted in any medium without royalty provided the copyright
3039 notice and this notice are preserved.