[PATCH v3] libstdc++: Mark <queue>, <deque> constexpr
Tomasz Kamiński <[email protected]> Thu, 6 Aug 2026 11:56:30 +0200
| Newsgroups | gmane.comp.gcc.patches,gmane.comp.gcc.libstdc++.devel |
|---|---|
| Message-ID | <[email protected]> |
This patch makes partial progress towards P3372 by marking deque, queue, and relevant internal helpers to be constexpr when using C++26 (priority_queue was made constexr by r17-1233-g5a6ae2b286a730). For debug version we use similar approach as is used for vector in r14-6553-g7d00a59229ee17, and disable safe iterator instrumentation and checking during constant evaluation, because of mutex locks and call to non-inline functions. The __uninitialized_default_a overloads that do not depend on _Deque_iterator, are marked as _GLIBCXX20_CONSTEXPR for that reason. libstdc++-v3/ChangeLog: * include/bits/deque.tcc (deque): Declare out of line member defintions as _GLIBCXX26_CONSTEXPR. (std::__fill_a1, std::__copy_move_dit, std::__copy_move_a1) (std::__copy_move_a2, std::__copy_n_a) (std::__copy_move_backward_dit, std::__copy_move_backward_a1) (std::__equal_dit, std::__equal_aux1, std::__lex_cmp_dit) (std::__lexicographical_compare_aux1, std::__uninitialized_copy_a) (std::__uninitialized_move_a): Declare as _GLIBCXX26_CONSTEXPR. * include/bits/stl_algobase.h (std::__fill_a1, std::__copy_n_a) (std::__copy_move_a1, std::__copy_move_backward_a1) (std::__equal_aux1, __lexicographical_compare_aux1): Declare overloads accepting _Deque_iterator as _GLIBCXX26_CONSTEXPR. * include/bits/stl_deque.h (std::_Deque_iterator, std::_Deque_base) (std::deque): Declare members as _GLIBCXX26_CONSTEXPR. (std::operator==, std::operator<=>, std::swap): Declare as _GLIBCXX26_CONSTEXPR. * include/bits/stl_queue.h (std::queue): Declare members as _GLIBCXX26_CONSTEXPR. (std::priority_queue): Make _GLIBCXX26_CONSTEXPR placement consistient. (std::operator==, std::operator!=, std::operator<, std::operator>) (std::operator<=, std::operator>=, std::operator<=>, std::swap): Declare as _GLIBCXX26_CONSTEXPR. * include/bits/stl_uninitialized.h (std::__uninitialized_copy_a): Declare overloads accepting _Deque_iterator as _GLIBCXX26_CONSTEXPR. (std::__uninitialized_default_a): Declare as _GLIBCXX20_CONSTEXPR. * include/bits/version.def (constexpr_deque, constexpr_queue): Define. * include/bits/version.h: Regenerate. * include/debug/deque (__debug::deque): Declare members as _GLIBCXX26_CONSTEXPR. (__debug::operator==, __debug::operator<=>, __debug::swap) (__debug::erase, __debug::__erase_if): Declare as _GLIBCXX26_CONSTEXPR. * include/std/deque (__cpp_lib_constexpr_deque): Define. (std::erase, std::erase_if): Declare as _GLIBCXX26_CONSTEXPR. * include/std/queue (__cpp_lib_constexpr_queue): Define. (_GLIBCXX_CONSTEXPR_FORMAT): Define locally. (std::formatter<priority_queue<...>, _CharT>::format) (std::formatter<queue<...>, _CharT>::format): Declare as _GLIBCXX_CONSTEXPR_FORMAT. * testsuite/23_containers/deque/constexpr.cc: New test. * testsuite/23_containers/headers/deque/synopsis.cc: Updated declarations. * testsuite/23_containers/queue/constexpr.cc: New test. * testsuite/23_containers/priority_queue/constexpr.cc: Replace existing test with expanded suite. * testsuite/std/format/ranges/adaptors.cc: Test at compile time. Co-authored-by: Thor Preimesberger <[email protected]> Signed-off-by: Thor Preimesberger <[email protected]> Signed-off-by: Tomasz Kamiński <[email protected]> --- v3 is recreation of previous patch, as (most likely due mailing client) all tabs were removed, making it impossible to apply. I was able to reuse the additional tests. v3: - rebases the priority_queue changes, as it was merged - provides proper support for debug::deque in constexpr, by disabling the checks (as for vector) - expand the patch to cover cosntexpr formatting of the containers, as it was merged. - updates test a bit, to use separate static_assert, and have more consistient formatting. Tested on x86_64-linx and testing on powerpc64-le. All 23_containers/*ue* and format/ranges/adaptors.cc test passed in all standard modes, -m32, debug and assertions. OK for trunk when all test passes? libstdc++-v3/include/bits/deque.tcc | 97 +++-- libstdc++-v3/include/bits/stl_algobase.h | 22 +- libstdc++-v3/include/bits/stl_deque.h | 363 ++++++++++-------- libstdc++-v3/include/bits/stl_queue.h | 107 +++--- libstdc++-v3/include/bits/stl_uninitialized.h | 7 +- libstdc++-v3/include/bits/version.def | 18 + libstdc++-v3/include/bits/version.h | 20 + libstdc++-v3/include/debug/deque | 210 ++++++---- libstdc++-v3/include/std/deque | 7 +- libstdc++-v3/include/std/queue | 11 + .../23_containers/deque/constexpr.cc | 334 ++++++++++++++++ .../23_containers/headers/deque/synopsis.cc | 26 +- .../23_containers/priority_queue/constexpr.cc | 253 ++++++++++-- .../23_containers/queue/constexpr.cc | 242 ++++++++++++ .../testsuite/std/format/ranges/adaptors.cc | 34 +- 15 files changed, 1370 insertions(+), 381 deletions(-) create mode 100644 libstdc++-v3/testsuite/23_containers/deque/constexpr.cc create mode 100644 libstdc++-v3/testsuite/23_containers/queue/constexpr.cc diff --git a/libstdc++-v3/include/bits/deque.tcc b/libstdc++-v3/include/bits/deque.tcc index df4be080212..cf260a5269c 100644 --- a/libstdc++-v3/include/bits/deque.tcc +++ b/libstdc++-v3/include/bits/deque.tcc @@ -65,7 +65,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_default_initialize() { @@ -91,6 +91,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #endif template <typename _Tp, typename _Alloc> + _GLIBCXX26_CONSTEXPR deque<_Tp, _Alloc>& deque<_Tp, _Alloc>:: operator=(const deque& __x) @@ -133,6 +134,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> template<typename... _Args> #if __cplusplus > 201402L + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::reference #else void @@ -157,6 +159,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> template<typename... _Args> #if __cplusplus > 201402L + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::reference #else void @@ -183,6 +186,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L template<typename _Tp, typename _Alloc> template<typename... _Args> + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::iterator deque<_Tp, _Alloc>:: emplace(const_iterator __position, _Args&&... __args) @@ -206,6 +210,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #endif template <typename _Tp, typename _Alloc> + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::iterator deque<_Tp, _Alloc>:: #if __cplusplus >= 201103L @@ -231,6 +236,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::iterator deque<_Tp, _Alloc>:: _M_erase(iterator __position) @@ -254,6 +260,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::iterator deque<_Tp, _Alloc>:: _M_erase(iterator __first, iterator __last) @@ -287,7 +294,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, class _Alloc> template <typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_assign_aux(_InputIterator __first, _InputIterator __last, std::input_iterator_tag) @@ -303,7 +310,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_fill_insert(iterator __pos, size_type __n, const value_type& __x) { @@ -346,7 +353,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_default_append(size_type __n) { @@ -370,7 +377,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - bool + _GLIBCXX26_CONSTEXPR bool deque<_Tp, _Alloc>:: _M_shrink_to_fit() { @@ -389,7 +396,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #endif template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_fill_initialize(const value_type& __value) { @@ -415,7 +422,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_initialize(_InputIterator __first, _InputIterator __last, std::input_iterator_tag) @@ -439,7 +446,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_initialize(_ForwardIterator __first, _ForwardIterator __last, std::forward_iterator_tag) @@ -480,7 +487,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> #if __cplusplus >= 201103L template<typename... _Args> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_push_back_aux(_Args&&... __args) #else @@ -519,7 +526,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> #if __cplusplus >= 201103L template<typename... _Args> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_push_front_aux(_Args&&... __args) #else @@ -557,7 +564,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Called only if _M_impl._M_finish._M_cur == _M_impl._M_finish._M_first. template <typename _Tp, typename _Alloc> - void deque<_Tp, _Alloc>:: + _GLIBCXX26_CONSTEXPR void + deque<_Tp, _Alloc>:: _M_pop_back_aux() { _M_deallocate_node(this->_M_impl._M_finish._M_first); @@ -573,7 +581,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // _M_impl._M_start._M_cur == _M_impl._M_start._M_last, // then the deque must have at least two nodes. template <typename _Tp, typename _Alloc> - void deque<_Tp, _Alloc>:: + _GLIBCXX26_CONSTEXPR void + deque<_Tp, _Alloc>:: _M_pop_front_aux() { _Alloc_traits::destroy(_M_get_Tp_allocator(), @@ -585,7 +594,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _InputIterator, typename _Sentinel> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_prepend(_InputIterator __first, _Sentinel __last, size_type __n) @@ -607,7 +616,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _InputIterator, typename _Sentinel> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_append(_InputIterator __first, _Sentinel __last, size_type __n) @@ -630,7 +639,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_insert_aux(iterator __pos, _InputIterator __first, _InputIterator __last, @@ -639,7 +648,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_range_insert_aux(iterator __pos, _ForwardIterator __first, _ForwardIterator __last, @@ -660,6 +669,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> #if __cplusplus >= 201103L template<typename... _Args> + _GLIBCXX26_CONSTEXPR typename deque<_Tp, _Alloc>::iterator deque<_Tp, _Alloc>:: _M_emplace_aux(iterator __pos, _Args&&... __args) @@ -707,7 +717,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_insert_aux(iterator __pos, size_type __n, const value_type& __x) { @@ -793,7 +803,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template <typename _Tp, typename _Alloc> template <typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_insert_aux(iterator __pos, _ForwardIterator __first, _ForwardIterator __last, @@ -882,7 +892,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __glibcxx_containers_ranges // C++ >= 23 template<ranges::forward_range _Rg> - auto __advance_dist(_Rg& __rg) + _GLIBCXX26_CONSTEXPR auto + __advance_dist(_Rg& __rg) { struct _Res { @@ -914,7 +925,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> template<__detail::__container_compatible_range<_Tp> _Rg> - auto + _GLIBCXX26_CONSTEXPR auto deque<_Tp, _Alloc>:: insert_range(const_iterator __pos, _Rg&& __rg) -> iterator @@ -954,7 +965,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> template<__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: prepend_range(_Rg&& __rg) { @@ -996,7 +1007,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Tp, typename _Alloc> template<__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: append_range(_Rg&& __rg) { @@ -1013,6 +1024,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER deque& __self; size_type __n = __self.size(); + _GLIBCXX26_CONSTEXPR ~_Guard_elts_back() { if (__n < __self.size()) @@ -1032,7 +1044,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #endif // containers_ranges template<typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_destroy_data_aux(iterator __first, iterator __last) { @@ -1054,7 +1066,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_new_elements_at_front(size_type __new_elems) { @@ -1079,7 +1091,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_new_elements_at_back(size_type __new_elems) { @@ -1104,7 +1116,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template <typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void deque<_Tp, _Alloc>:: _M_reallocate_map(size_type __nodes_to_add, bool __add_at_front) { @@ -1158,7 +1170,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER // Overload for deque::iterators, exploiting the "segmented-iterator // optimization". template<typename _Tp, typename _VTp> - void + _GLIBCXX26_CONSTEXPR void __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>& __first, const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>& __last, const _VTp& __value) @@ -1180,7 +1192,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_dit(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __first, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __last, _OI __result) @@ -1209,7 +1221,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __first, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __last, _OI __result) @@ -1217,6 +1229,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _ITp, typename _IRef, typename _IPtr, typename _OTp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __last, @@ -1224,6 +1237,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER { return __copy_move_dit<_IsMove>(__first, __last, __result); } template<bool _IsMove, typename _II, typename _Tp> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type @@ -1250,6 +1264,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<bool _IsMove, typename _CharT> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_char<_CharT>::__value, _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type @@ -1277,6 +1292,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<typename _CharT, typename _Size> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_char<_CharT>::__value, _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type @@ -1302,7 +1318,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_backward_dit( _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __first, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __last, @@ -1329,7 +1345,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_backward_a1( _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __first, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __last, @@ -1338,6 +1354,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _ITp, typename _IRef, typename _IPtr, typename _OTp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __copy_move_backward_a1( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, @@ -1346,6 +1363,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER { return __copy_move_backward_dit<_IsMove>(__first, __last, __result); } template<bool _IsMove, typename _II, typename _Tp> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type @@ -1378,7 +1396,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<typename _Tp, typename _Ref, typename _Ptr, typename _II> - bool + _GLIBCXX26_CONSTEXPR bool __equal_dit( const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>& __first1, const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>& __last1, @@ -1405,6 +1423,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<typename _Tp, typename _Ref, typename _Ptr, typename _II> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, bool>::__type __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr> __first1, @@ -1414,13 +1433,14 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2, typename _Ref2, typename _Ptr2> - bool + _GLIBCXX26_CONSTEXPR bool __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __first1, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __last1, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2> __first2) { return std::__equal_dit(__first1, __last1, __first2); } template<typename _II, typename _Tp, typename _Ref, typename _Ptr> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, bool>::__type __equal_aux1(_II __first1, _II __last1, @@ -1446,7 +1466,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<typename _Tp1, typename _Ref, typename _Ptr, typename _Tp2> - int + _GLIBCXX26_CONSTEXPR int __lex_cmp_dit( _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref, _Ptr> __first1, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref, _Ptr> __last1, @@ -1487,7 +1507,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2> - inline bool + inline _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1( _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __first1, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __last1, @@ -1496,7 +1516,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Tp2, typename _Ref2, typename _Ptr2> - inline bool + inline _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1(_Tp1* __first1, _Tp1* __last1, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2> __first2, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2> __last2) @@ -1504,7 +1524,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2, typename _Ref2, typename _Ptr2> - inline bool + inline _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1( _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __first1, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1> __last1, @@ -1554,6 +1574,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER #pragma GCC diagnostic ignored "-Wc++17-extensions" // if constexpr template<typename _ITp, typename _IRef, typename _IPtr, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __uninitialized_copy_a( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, @@ -1583,6 +1604,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER } template<typename _Iter, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR __enable_if_t<__is_random_access_iter<_Iter>::value, _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>> __uninitialized_copy_a(_Iter __first, _Iter __last, @@ -1607,6 +1629,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _ITp, typename _IRef, typename _IPtr, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __uninitialized_move_a( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, diff --git a/libstdc++-v3/include/bits/stl_algobase.h b/libstdc++-v3/include/bits/stl_algobase.h index 33b1177810a..1df48418c42 100644 --- a/libstdc++-v3/include/bits/stl_algobase.h +++ b/libstdc++-v3/include/bits/stl_algobase.h @@ -347,6 +347,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER istreambuf_iterator<_CharT, char_traits<_CharT> >, _CharT*); template<bool _IsMove, typename _CharT> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_char<_CharT>::__value, _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type @@ -464,19 +465,21 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, _OI); template<bool _IsMove, typename _ITp, typename _IRef, typename _IPtr, typename _OTp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __copy_move_a1(_GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>); template<bool _IsMove, typename _II, typename _Tp> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type @@ -600,6 +603,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER _Size, _CharT*, bool); template<typename _CharT, typename _Size> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_char<_CharT>::__value, _GLIBCXX_STD_C::_Deque_iterator<_CharT, _CharT&, _CharT*> >::__type @@ -752,13 +756,14 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<bool _IsMove, typename _Tp, typename _Ref, typename _Ptr, typename _OI> - _OI + _GLIBCXX26_CONSTEXPR _OI __copy_move_backward_a1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, _OI); template<bool _IsMove, typename _ITp, typename _IRef, typename _IPtr, typename _OTp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __copy_move_backward_a1( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr>, @@ -766,6 +771,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>); template<bool _IsMove, typename _II, typename _Tp> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*> >::__type @@ -959,7 +965,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER { std::__fill_a1(__first.base(), __last.base(), __value); } template<typename _Tp, typename _VTp> - void + _GLIBCXX26_CONSTEXPR void __fill_a1(const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&, const _GLIBCXX_STD_C::_Deque_iterator<_Tp, _Tp&, _Tp*>&, const _VTp&); @@ -1215,6 +1221,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER }; template<typename _Tp, typename _Ref, typename _Ptr, typename _II> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, bool>::__type __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp, _Ref, _Ptr>, @@ -1223,12 +1230,13 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2, typename _Ref2, typename _Ptr2> - bool + _GLIBCXX26_CONSTEXPR bool __equal_aux1(_GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>); template<typename _II, typename _Tp, typename _Ref, typename _Ptr> + _GLIBCXX26_CONSTEXPR typename __gnu_cxx::__enable_if< __is_any_random_access_iter<_II>::__value, bool>::__type __equal_aux1(_II, _II, @@ -1434,7 +1442,7 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2> - bool + _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1( _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, @@ -1442,14 +1450,14 @@ _GLIBCXX_END_NAMESPACE_CONTAINER template<typename _Tp1, typename _Tp2, typename _Ref2, typename _Ptr2> - bool + _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1(_Tp1*, _Tp1*, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>, _GLIBCXX_STD_C::_Deque_iterator<_Tp2, _Ref2, _Ptr2>); template<typename _Tp1, typename _Ref1, typename _Ptr1, typename _Tp2, typename _Ref2, typename _Ptr2> - bool + _GLIBCXX26_CONSTEXPR bool __lexicographical_compare_aux1( _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, _GLIBCXX_STD_C::_Deque_iterator<_Tp1, _Ref1, _Ptr1>, diff --git a/libstdc++-v3/include/bits/stl_deque.h b/libstdc++-v3/include/bits/stl_deque.h index b51342e1751..9834787214a 100644 --- a/libstdc++-v3/include/bits/stl_deque.h +++ b/libstdc++-v3/include/bits/stl_deque.h @@ -131,6 +131,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER typedef __ptr_rebind<_Ptr, _Elt_pointer> _Map_pointer; #endif + _GLIBCXX26_CONSTEXPR static size_t _S_buffer_size() _GLIBCXX_NOEXCEPT { return __deque_buf_size(sizeof(_Tp)); } @@ -147,10 +148,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _Elt_pointer _M_last; _Map_pointer _M_node; + _GLIBCXX26_CONSTEXPR _Deque_iterator(_Elt_pointer __x, _Map_pointer __y) _GLIBCXX_NOEXCEPT : _M_cur(__x), _M_first(*__y), _M_last(*__y + _S_buffer_size()), _M_node(__y) { } + _GLIBCXX26_CONSTEXPR _Deque_iterator() _GLIBCXX_NOEXCEPT : _M_cur(), _M_first(), _M_last(), _M_node() { } @@ -164,10 +167,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _Iter, typename = _Require<is_same<_Self, const_iterator>, is_same<_Iter, iterator>>> + _GLIBCXX26_CONSTEXPR _Deque_iterator(const _Iter& __x) noexcept : _M_cur(__x._M_cur), _M_first(__x._M_first), _M_last(__x._M_last), _M_node(__x._M_node) { } + _GLIBCXX26_CONSTEXPR _Deque_iterator(const _Deque_iterator& __x) noexcept : _M_cur(__x._M_cur), _M_first(__x._M_first), _M_last(__x._M_last), _M_node(__x._M_node) { } @@ -175,21 +180,21 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _Deque_iterator& operator=(const _Deque_iterator&) = default; #endif - iterator + _GLIBCXX26_CONSTEXPR iterator _M_const_cast() const _GLIBCXX_NOEXCEPT { return iterator(_M_cur, _M_node); } _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference operator*() const _GLIBCXX_NOEXCEPT { return *_M_cur; } _GLIBCXX_NODISCARD - pointer + _GLIBCXX26_CONSTEXPR pointer operator->() const _GLIBCXX_NOEXCEPT { return _M_cur; } - _Self& + _GLIBCXX26_CONSTEXPR _Self& operator++() _GLIBCXX_NOEXCEPT { ++_M_cur; @@ -201,7 +206,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return *this; } - _Self + _GLIBCXX26_CONSTEXPR _Self operator++(int) _GLIBCXX_NOEXCEPT { _Self __tmp = *this; @@ -209,7 +214,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return __tmp; } - _Self& + _GLIBCXX26_CONSTEXPR _Self& operator--() _GLIBCXX_NOEXCEPT { if (_M_cur == _M_first) @@ -221,7 +226,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return *this; } - _Self + _GLIBCXX26_CONSTEXPR _Self operator--(int) _GLIBCXX_NOEXCEPT { _Self __tmp = *this; @@ -229,7 +234,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return __tmp; } - _Self& + _GLIBCXX26_CONSTEXPR _Self& operator+=(difference_type __n) _GLIBCXX_NOEXCEPT { const difference_type __offset = __n + (_M_cur - _M_first); @@ -248,12 +253,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return *this; } - _Self& + _GLIBCXX26_CONSTEXPR _Self& operator-=(difference_type __n) _GLIBCXX_NOEXCEPT { return *this += -__n; } _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference operator[](difference_type __n) const _GLIBCXX_NOEXCEPT { return *(*this + __n); } @@ -262,7 +267,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * _M_cur, which should therefore be set by the caller * immediately afterwards, based on _M_first and _M_last. */ - void + _GLIBCXX26_CONSTEXPR void _M_set_node(_Map_pointer __new_node) _GLIBCXX_NOEXCEPT { _M_node = __new_node; @@ -271,7 +276,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator==(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return __x._M_cur == __y._M_cur; } @@ -280,7 +285,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // operators are in scope (for additional details, see libstdc++/3628) template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator==(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT @@ -288,7 +293,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cpp_lib_three_way_comparison [[nodiscard]] - friend strong_ordering + friend _GLIBCXX26_CONSTEXPR strong_ordering operator<=>(const _Self& __x, const _Self& __y) noexcept { if (const auto __cmp = __x._M_node <=> __y._M_node; __cmp != 0) @@ -297,20 +302,20 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } #else _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator!=(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return !(__x == __y); } template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator!=(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT { return !(__x == __y); } _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator<(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return (__x._M_node == __y._M_node) @@ -319,7 +324,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator<(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT @@ -329,39 +334,39 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator>(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return __y < __x; } template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator>(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT { return __y < __x; } _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator<=(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return !(__y < __x); } template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator<=(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT { return !(__y < __x); } _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator>=(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return !(__x < __y); } template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator>=(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT @@ -369,7 +374,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #endif // three-way comparison _GLIBCXX_NODISCARD - friend difference_type + friend _GLIBCXX26_CONSTEXPR difference_type operator-(const _Self& __x, const _Self& __y) _GLIBCXX_NOEXCEPT { return difference_type(_S_buffer_size()) @@ -384,7 +389,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // parameters. template<typename _RefR, typename _PtrR> _GLIBCXX_NODISCARD - friend difference_type + friend _GLIBCXX26_CONSTEXPR difference_type operator-(const _Self& __x, const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) _GLIBCXX_NOEXCEPT @@ -396,7 +401,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } _GLIBCXX_NODISCARD - friend _Self + friend _GLIBCXX26_CONSTEXPR _Self operator+(const _Self& __x, difference_type __n) _GLIBCXX_NOEXCEPT { _Self __tmp = __x; @@ -405,7 +410,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } _GLIBCXX_NODISCARD - friend _Self + friend _GLIBCXX26_CONSTEXPR _Self operator-(const _Self& __x, difference_type __n) _GLIBCXX_NOEXCEPT { _Self __tmp = __x; @@ -414,7 +419,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } _GLIBCXX_NODISCARD - friend _Self + friend _GLIBCXX26_CONSTEXPR _Self operator+(difference_type __n, const _Self& __x) _GLIBCXX_NOEXCEPT { return __x + __n; } @@ -488,30 +493,35 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER typedef _Alloc allocator_type; - allocator_type + _GLIBCXX26_CONSTEXPR allocator_type get_allocator() const _GLIBCXX_NOEXCEPT { return allocator_type(_M_get_Tp_allocator()); } typedef _Deque_iterator<_Tp, _Tp&, _Ptr> iterator; typedef _Deque_iterator<_Tp, const _Tp&, _Ptr_const> const_iterator; + _GLIBCXX26_CONSTEXPR _Deque_base() : _M_impl() { _M_initialize_map(0); } + _GLIBCXX26_CONSTEXPR _Deque_base(size_t __num_elements) : _M_impl() { _M_initialize_map(__num_elements); } + _GLIBCXX26_CONSTEXPR _Deque_base(const allocator_type& __a, size_t __num_elements) : _M_impl(__a) { _M_initialize_map(__num_elements); } + _GLIBCXX26_CONSTEXPR _Deque_base(const allocator_type& __a) : _M_impl(__a) { /* Caller must initialize map. */ } #if __cplusplus >= 201103L + _GLIBCXX26_CONSTEXPR _Deque_base(_Deque_base&& __x) : _M_impl(std::move(__x._M_get_Tp_allocator())) { @@ -520,10 +530,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER this->_M_impl._M_swap_data(__x._M_impl); } + _GLIBCXX26_CONSTEXPR _Deque_base(_Deque_base&& __x, const allocator_type& __a) : _M_impl(std::move(__x._M_impl), _Tp_alloc_type(__a)) { __x._M_initialize_map(0); } + _GLIBCXX26_CONSTEXPR _Deque_base(_Deque_base&& __x, const allocator_type& __a, size_t __n) : _M_impl(__a) { @@ -542,6 +554,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } #endif + _GLIBCXX26_CONSTEXPR ~_Deque_base() _GLIBCXX_NOEXCEPT; typedef typename iterator::_Map_pointer _Map_pointer; @@ -553,6 +566,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER iterator _M_start; iterator _M_finish; + _GLIBCXX26_CONSTEXPR _Deque_impl_data() _GLIBCXX_NOEXCEPT : _M_map(), _M_map_size(), _M_start(), _M_finish() { } @@ -562,12 +576,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _Deque_impl_data& operator=(const _Deque_impl_data&) = default; + _GLIBCXX26_CONSTEXPR _Deque_impl_data(_Deque_impl_data&& __x) noexcept : _Deque_impl_data(__x) { __x = _Deque_impl_data(); } #endif - void + _GLIBCXX26_CONSTEXPR void _M_swap_data(_Deque_impl_data& __x) _GLIBCXX_NOEXCEPT { // Do not use std::swap(_M_start, __x._M_start), etc as it loses @@ -582,11 +597,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER struct _Deque_impl : public _Tp_alloc_type, public _Deque_impl_data { + _GLIBCXX26_CONSTEXPR _Deque_impl() _GLIBCXX_NOEXCEPT_IF( is_nothrow_default_constructible<_Tp_alloc_type>::value) : _Tp_alloc_type() { } + _GLIBCXX26_CONSTEXPR _Deque_impl(const _Tp_alloc_type& __a) _GLIBCXX_NOEXCEPT : _Tp_alloc_type(__a) { } @@ -594,66 +611,74 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L _Deque_impl(_Deque_impl&&) = default; + _GLIBCXX26_CONSTEXPR _Deque_impl(_Tp_alloc_type&& __a) noexcept : _Tp_alloc_type(std::move(__a)) { } + _GLIBCXX26_CONSTEXPR _Deque_impl(_Deque_impl&& __d, _Tp_alloc_type&& __a) : _Tp_alloc_type(std::move(__a)), _Deque_impl_data(std::move(__d)) { } #endif }; - _Tp_alloc_type& + _GLIBCXX26_CONSTEXPR _Tp_alloc_type& _M_get_Tp_allocator() _GLIBCXX_NOEXCEPT { return this->_M_impl; } - const _Tp_alloc_type& + _GLIBCXX26_CONSTEXPR const _Tp_alloc_type& _M_get_Tp_allocator() const _GLIBCXX_NOEXCEPT { return this->_M_impl; } - _Map_alloc_type + _GLIBCXX26_CONSTEXPR _Map_alloc_type _M_get_map_allocator() const _GLIBCXX_NOEXCEPT { return _Map_alloc_type(_M_get_Tp_allocator()); } - _Ptr + _GLIBCXX26_CONSTEXPR _Ptr _M_allocate_node() { typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Traits; return _Traits::allocate(_M_impl, __deque_buf_size(sizeof(_Tp))); } - void + _GLIBCXX26_CONSTEXPR void _M_deallocate_node(_Ptr __p) _GLIBCXX_NOEXCEPT { typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Traits; _Traits::deallocate(_M_impl, __p, __deque_buf_size(sizeof(_Tp))); } - _Map_pointer + _GLIBCXX26_CONSTEXPR _Map_pointer _M_allocate_map(size_t __n) { _Map_alloc_type __map_alloc = _M_get_map_allocator(); return _Map_alloc_traits::allocate(__map_alloc, __n); } - void + _GLIBCXX26_CONSTEXPR void _M_deallocate_map(_Map_pointer __p, size_t __n) _GLIBCXX_NOEXCEPT { _Map_alloc_type __map_alloc = _M_get_map_allocator(); _Map_alloc_traits::deallocate(__map_alloc, __p, __n); } - void _M_initialize_map(size_t); - void _M_create_nodes(_Map_pointer __nstart, _Map_pointer __nfinish); - void _M_destroy_nodes(_Map_pointer __nstart, - _Map_pointer __nfinish) _GLIBCXX_NOEXCEPT; + _GLIBCXX26_CONSTEXPR void + _M_initialize_map(size_t); + + _GLIBCXX26_CONSTEXPR void + _M_create_nodes(_Map_pointer __nstart, _Map_pointer __nfinish); + + _GLIBCXX26_CONSTEXPR void + _M_destroy_nodes(_Map_pointer __nstart, _Map_pointer __nfinish) _GLIBCXX_NOEXCEPT; + enum { _S_initial_map_size = 8 }; _Deque_impl _M_impl; }; template<typename _Tp, typename _Alloc> + _GLIBCXX26_CONSTEXPR _Deque_base<_Tp, _Alloc>:: ~_Deque_base() _GLIBCXX_NOEXCEPT { @@ -673,7 +698,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * The initial underlying memory layout is a bit complicated... */ template<typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void _Deque_base<_Tp, _Alloc>:: _M_initialize_map(size_t __num_elements) { @@ -712,7 +737,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template<typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void _Deque_base<_Tp, _Alloc>:: _M_create_nodes(_Map_pointer __nstart, _Map_pointer __nfinish) { @@ -730,7 +755,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } template<typename _Tp, typename _Alloc> - void + _GLIBCXX26_CONSTEXPR void _Deque_base<_Tp, _Alloc>:: _M_destroy_nodes(_Map_pointer __nstart, _Map_pointer __nfinish) _GLIBCXX_NOEXCEPT @@ -864,7 +889,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER typedef _Alloc allocator_type; private: - static size_t _S_buffer_size() _GLIBCXX_NOEXCEPT + static _GLIBCXX26_CONSTEXPR size_t + _S_buffer_size() _GLIBCXX_NOEXCEPT { return __deque_buf_size(sizeof(_Tp)); } // Functions controlling memory layout, and nothing else. @@ -900,7 +926,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * @brief Creates a %deque with no elements. * @param __a An allocator object. */ - explicit + explicit _GLIBCXX26_CONSTEXPR deque(const allocator_type& __a) : _Base(__a, 0) { } @@ -913,7 +939,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This constructor fills the %deque with @a n default * constructed elements. */ - explicit + explicit _GLIBCXX26_CONSTEXPR deque(size_type __n, const allocator_type& __a = allocator_type()) : _Base(__a, _S_check_init_len(__n, __a)) { _M_default_initialize(); } @@ -926,6 +952,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * * This constructor fills the %deque with @a __n copies of @a __value. */ + _GLIBCXX26_CONSTEXPR deque(size_type __n, const value_type& __value, const allocator_type& __a = allocator_type()) : _Base(__a, _S_check_init_len(__n, __a)) @@ -953,6 +980,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * The newly-created %deque uses a copy of the allocator object used * by @a __x (unless the allocator traits dictate a different object). */ + _GLIBCXX26_CONSTEXPR deque(const deque& __x) : _Base(_Alloc_traits::_S_select_on_copy(__x._M_get_Tp_allocator()), __x.size()) @@ -972,6 +1000,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER deque(deque&&) = default; /// Copy constructor with alternative allocator + _GLIBCXX26_CONSTEXPR deque(const deque& __x, const __type_identity_t<allocator_type>& __a) : _Base(__a, __x.size()) { std::__uninitialized_copy_a(__x.begin(), __x.end(), @@ -979,15 +1008,18 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _M_get_Tp_allocator()); } /// Move constructor with alternative allocator + _GLIBCXX26_CONSTEXPR deque(deque&& __x, const __type_identity_t<allocator_type>& __a) : deque(std::move(__x), __a, typename _Alloc_traits::is_always_equal{}) { } private: + _GLIBCXX26_CONSTEXPR deque(deque&& __x, const allocator_type& __a, true_type) : _Base(std::move(__x), __a) { } + _GLIBCXX26_CONSTEXPR deque(deque&& __x, const allocator_type& __a, false_type) : _Base(std::move(__x), __a, __x.size()) { @@ -1012,6 +1044,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This will call the element type's copy constructor N times * (where N is __l.size()) and do no memory reallocation. */ + _GLIBCXX26_CONSTEXPR deque(initializer_list<value_type> __l, const allocator_type& __a = allocator_type()) : _Base(__a) @@ -1039,6 +1072,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L template<typename _InputIterator, typename = std::_RequireInputIter<_InputIterator>> + _GLIBCXX26_CONSTEXPR deque(_InputIterator __first, _InputIterator __last, const allocator_type& __a = allocator_type()) : _Base(__a) @@ -1065,6 +1099,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * @since C++23 */ template<__detail::__container_compatible_range<_Tp> _Rg> + _GLIBCXX26_CONSTEXPR deque(from_range_t, _Rg&& __rg, const allocator_type& __a = _Alloc()) : deque(__a) { append_range(std::forward<_Rg>(__rg)); } @@ -1075,6 +1110,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * themselves are pointers, the pointed-to memory is not touched in any * way. Managing the pointer is the user's responsibility. */ + _GLIBCXX26_CONSTEXPR ~deque() { _M_destroy_data(begin(), end(), _M_get_Tp_allocator()); } @@ -1087,7 +1123,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * The newly-created %deque uses a copy of the allocator object used * by @a __x (unless the allocator traits dictate a different object). */ - deque& + _GLIBCXX26_CONSTEXPR deque& operator=(const deque& __x); #if __cplusplus >= 201103L @@ -1099,7 +1135,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * if the allocators permit it). * @a __x is a valid, but unspecified %deque. */ - deque& + _GLIBCXX26_CONSTEXPR deque& operator=(deque&& __x) noexcept(_Alloc_traits::_S_always_equal()) { using __always_equal = typename _Alloc_traits::is_always_equal; @@ -1118,7 +1154,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * resulting %deque's size is the same as the number of elements * assigned. */ - deque& + _GLIBCXX26_CONSTEXPR deque& operator=(initializer_list<value_type> __l) { _M_assign_aux(__l.begin(), __l.end(), @@ -1137,7 +1173,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * %deque and that the resulting %deque's size is the same as * the number of elements assigned. */ - void + _GLIBCXX26_CONSTEXPR void assign(size_type __n, const value_type& __val) { _M_fill_assign(__n, __val); } @@ -1156,7 +1192,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L template<typename _InputIterator, typename = std::_RequireInputIter<_InputIterator>> - void + _GLIBCXX26_CONSTEXPR void assign(_InputIterator __first, _InputIterator __last) { _M_assign_aux(__first, __last, std::__iterator_category(__first)); } #else @@ -1181,7 +1217,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * resulting %deque's size is the same as the number of elements * assigned. */ - void + _GLIBCXX26_CONSTEXPR void assign(initializer_list<value_type> __l) { _M_assign_aux(__l.begin(), __l.end(), random_access_iterator_tag()); } #endif @@ -1235,7 +1271,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER /// Get a copy of the memory allocation object. _GLIBCXX_NODISCARD - allocator_type + _GLIBCXX26_CONSTEXPR allocator_type get_allocator() const _GLIBCXX_NOEXCEPT { return _Base::get_allocator(); } @@ -1245,7 +1281,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * %deque. Iteration is done in ordinary element order. */ _GLIBCXX_NODISCARD - iterator + _GLIBCXX26_CONSTEXPR iterator begin() _GLIBCXX_NOEXCEPT { return this->_M_impl._M_start; } @@ -1254,7 +1290,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element in the %deque. Iteration is done in ordinary element order. */ _GLIBCXX_NODISCARD - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator begin() const _GLIBCXX_NOEXCEPT { return this->_M_impl._M_start; } @@ -1264,7 +1300,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element order. */ _GLIBCXX_NODISCARD - iterator + _GLIBCXX26_CONSTEXPR iterator end() _GLIBCXX_NOEXCEPT { return this->_M_impl._M_finish; } @@ -1274,7 +1310,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * ordinary element order. */ _GLIBCXX_NODISCARD - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator end() const _GLIBCXX_NOEXCEPT { return this->_M_impl._M_finish; } @@ -1284,7 +1320,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element order. */ _GLIBCXX_NODISCARD - reverse_iterator + _GLIBCXX26_CONSTEXPR reverse_iterator rbegin() _GLIBCXX_NOEXCEPT { return reverse_iterator(this->_M_impl._M_finish); } @@ -1294,7 +1330,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * reverse element order. */ _GLIBCXX_NODISCARD - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator rbegin() const _GLIBCXX_NOEXCEPT { return const_reverse_iterator(this->_M_impl._M_finish); } @@ -1304,7 +1340,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * in reverse element order. */ _GLIBCXX_NODISCARD - reverse_iterator + _GLIBCXX26_CONSTEXPR reverse_iterator rend() _GLIBCXX_NOEXCEPT { return reverse_iterator(this->_M_impl._M_start); } @@ -1314,7 +1350,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * done in reverse element order. */ _GLIBCXX_NODISCARD - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator rend() const _GLIBCXX_NOEXCEPT { return const_reverse_iterator(this->_M_impl._M_start); } @@ -1324,7 +1360,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element in the %deque. Iteration is done in ordinary element order. */ [[__nodiscard__]] - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator cbegin() const noexcept { return this->_M_impl._M_start; } @@ -1334,7 +1370,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * ordinary element order. */ [[__nodiscard__]] - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator cend() const noexcept { return this->_M_impl._M_finish; } @@ -1344,7 +1380,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * reverse element order. */ [[__nodiscard__]] - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(this->_M_impl._M_finish); } @@ -1354,7 +1390,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * done in reverse element order. */ [[__nodiscard__]] - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator crend() const noexcept { return const_reverse_iterator(this->_M_impl._M_start); } #endif @@ -1362,7 +1398,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // [23.2.1.2] capacity /** Returns the number of elements in the %deque. */ _GLIBCXX_NODISCARD - size_type + _GLIBCXX26_CONSTEXPR size_type size() const _GLIBCXX_NOEXCEPT { size_type __sz = this->_M_impl._M_finish - this->_M_impl._M_start; @@ -1373,7 +1409,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER /** Returns the size() of the largest possible %deque. */ _GLIBCXX_NODISCARD - size_type + _GLIBCXX26_CONSTEXPR size_type max_size() const _GLIBCXX_NOEXCEPT { return _S_max_size(_M_get_Tp_allocator()); } @@ -1387,7 +1423,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * %deque's current size the %deque is truncated, otherwise * default constructed elements are appended. */ - void + _GLIBCXX26_CONSTEXPR void resize(size_type __new_size) { const size_type __len = size(); @@ -1409,7 +1445,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * %deque is extended and new elements are populated with given * data. */ - void + _GLIBCXX26_CONSTEXPR void resize(size_type __new_size, const value_type& __x) #else /** @@ -1437,7 +1473,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER #if __cplusplus >= 201103L /** A non-binding request to reduce memory use. */ - void + _GLIBCXX26_CONSTEXPR void shrink_to_fit() noexcept { _M_shrink_to_fit(); } #endif @@ -1446,7 +1482,8 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * Returns true if the %deque is empty. (Thus begin() would * equal end().) */ - _GLIBCXX_NODISCARD bool + _GLIBCXX_NODISCARD + _GLIBCXX26_CONSTEXPR bool empty() const _GLIBCXX_NOEXCEPT { return this->_M_impl._M_finish == this->_M_impl._M_start; } @@ -1463,7 +1500,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * see at().) */ _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference operator[](size_type __n) _GLIBCXX_NOEXCEPT { __glibcxx_requires_subscript(__n); @@ -1482,7 +1519,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * see at().) */ _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference operator[](size_type __n) const _GLIBCXX_NOEXCEPT { __glibcxx_requires_subscript(__n); @@ -1491,7 +1528,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER protected: /// Safety check used only from at(). - void + _GLIBCXX26_CONSTEXPR void _M_range_check(size_type __n) const { if (__n >= this->size()) @@ -1513,7 +1550,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * is first checked that it is in the range of the deque. The * function throws out_of_range if the check fails. */ - reference + _GLIBCXX26_CONSTEXPR reference at(size_type __n) { _M_range_check(__n); @@ -1531,7 +1568,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * checked that it is in the range of the deque. The function throws * out_of_range if the check fails. */ - const_reference + _GLIBCXX26_CONSTEXPR const_reference at(size_type __n) const { _M_range_check(__n); @@ -1543,7 +1580,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element of the %deque. */ _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference front() _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1555,7 +1592,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element of the %deque. */ _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference front() const _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1567,7 +1604,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * %deque. */ _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference back() _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1581,7 +1618,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * element of the %deque. */ _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference back() const _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1600,7 +1637,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * data to it. Due to the nature of a %deque this operation * can be done in constant time. */ - void + _GLIBCXX26_CONSTEXPR void push_front(const value_type& __x) { if (this->_M_impl._M_start._M_cur != this->_M_impl._M_start._M_first) @@ -1615,13 +1652,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void push_front(value_type&& __x) { emplace_front(std::move(__x)); } template<typename... _Args> #if __cplusplus > 201402L - reference + _GLIBCXX26_CONSTEXPR reference #else void #endif @@ -1637,7 +1674,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * to it. Due to the nature of a %deque this operation can be * done in constant time. */ - void + _GLIBCXX26_CONSTEXPR void push_back(const value_type& __x) { if (this->_M_impl._M_finish._M_cur @@ -1652,13 +1689,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void push_back(value_type&& __x) { emplace_back(std::move(__x)); } template<typename... _Args> #if __cplusplus > 201402L - reference + _GLIBCXX26_CONSTEXPR reference #else void #endif @@ -1673,7 +1710,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * Note that no data is returned, and if the first element's data is * needed, it should be retrieved before pop_front() is called. */ - void + _GLIBCXX26_CONSTEXPR void pop_front() _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1696,7 +1733,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * Note that no data is returned, and if the last element's data is * needed, it should be retrieved before pop_back() is called. */ - void + _GLIBCXX26_CONSTEXPR void pop_back() _GLIBCXX_NOEXCEPT { __glibcxx_requires_nonempty(); @@ -1722,7 +1759,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * with T(std::forward<Args>(args)...) before the specified location. */ template<typename... _Args> - iterator + _GLIBCXX26_CONSTEXPR iterator emplace(const_iterator __position, _Args&&... __args); /** @@ -1734,7 +1771,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function will insert a copy of the given value before the * specified location. */ - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, const value_type& __x); #else /** @@ -1746,7 +1783,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function will insert a copy of the given value before the * specified location. */ - iterator + _GLIBCXX26_CONSTEXPR iterator insert(iterator __position, const value_type& __x); #endif @@ -1760,7 +1797,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function will insert a copy of the given rvalue before the * specified location. */ - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, value_type&& __x) { return emplace(__position, std::move(__x)); } @@ -1774,7 +1811,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * initializer_list @a __l into the %deque before the location * specified by @a __p. This is known as <em>list insert</em>. */ - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __p, initializer_list<value_type> __l) { auto __offset = __p - cbegin(); @@ -1793,7 +1830,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function will insert a specified number of copies of the given * data before the location specified by @a __position. */ - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, size_type __n, const value_type& __x) { difference_type __offset = __position - cbegin(); @@ -1810,7 +1847,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function will insert a specified number of copies of the given * data before the location specified by @a __position. */ - void + _GLIBCXX26_CONSTEXPR void insert(iterator __position, size_type __n, const value_type& __x) { _M_fill_insert(__position, __n, __x); } #endif @@ -1829,7 +1866,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER */ template<typename _InputIterator, typename = std::_RequireInputIter<_InputIterator>> - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, _InputIterator __first, _InputIterator __last) { @@ -1850,7 +1887,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * by @a __position. This is known as <em>range insert</em>. */ template<typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void insert(iterator __position, _InputIterator __first, _InputIterator __last) { @@ -1870,7 +1907,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * @since C++23 */ template<__detail::__container_compatible_range<_Tp> _Rg> - iterator + _GLIBCXX26_CONSTEXPR iterator insert_range(const_iterator __pos, _Rg&& __rg); /** @@ -1879,7 +1916,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * @since C++23 */ template<__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void prepend_range(_Rg&& __rg); /** @@ -1888,7 +1925,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * @since C++23 */ template<__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void append_range(_Rg&& __rg); #endif // containers_ranges @@ -1905,7 +1942,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * itself a pointer, the pointed-to memory is not touched in any way. * Managing the pointer is the user's responsibility. */ - iterator + _GLIBCXX26_CONSTEXPR iterator #if __cplusplus >= 201103L erase(const_iterator __position) #else @@ -1929,7 +1966,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * themselves are pointers, the pointed-to memory is not touched in any * way. Managing the pointer is the user's responsibility. */ - iterator + _GLIBCXX26_CONSTEXPR iterator #if __cplusplus >= 201103L erase(const_iterator __first, const_iterator __last) #else @@ -1948,7 +1985,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * * Whether the allocators are swapped depends on the allocator traits. */ - void + _GLIBCXX26_CONSTEXPR void swap(deque& __x) _GLIBCXX_NOEXCEPT { #if __cplusplus >= 201103L @@ -1966,7 +2003,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * pointed-to memory is not touched in any way. Managing the pointer is * the user's responsibility. */ - void + _GLIBCXX26_CONSTEXPR void clear() _GLIBCXX_NOEXCEPT { _M_erase_at_end(begin()); } @@ -1998,7 +2035,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } #endif - static size_t + static _GLIBCXX26_CONSTEXPR size_t _S_check_init_len(size_t __n, const allocator_type& __a) { if (__n > _S_max_size(__a)) @@ -2007,7 +2044,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return __n; } - static size_type + static _GLIBCXX26_CONSTEXPR size_type _S_max_size(const _Tp_alloc_type& __a) _GLIBCXX_NOEXCEPT { const size_t __diffmax = __gnu_cxx::__numeric_traits<ptrdiff_t>::__max; @@ -2027,13 +2064,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * push_back on each value from the iterator. */ template<typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void _M_range_initialize(_InputIterator __first, _InputIterator __last, std::input_iterator_tag); // called by the second initialize_dispatch above template<typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void _M_range_initialize(_ForwardIterator __first, _ForwardIterator __last, std::forward_iterator_tag); ///@} @@ -2047,12 +2084,12 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * This function is called only when the user provides an explicit size * (with or without an explicit exemplar value). */ - void + _GLIBCXX26_CONSTEXPR void _M_fill_initialize(const value_type& __value); #if __cplusplus >= 201103L // called by deque(n). - void + _GLIBCXX26_CONSTEXPR void _M_default_initialize(); #endif @@ -2079,13 +2116,13 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // called by the second assign_dispatch above template<typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void _M_assign_aux(_InputIterator __first, _InputIterator __last, std::input_iterator_tag); // called by the second assign_dispatch above template<typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last, std::forward_iterator_tag) { @@ -2104,7 +2141,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Called by assign(n,t), and the range assign when it turns out // to be the same thing. - void + _GLIBCXX26_CONSTEXPR void _M_fill_assign(size_type __n, const value_type& __val) { if (__n > size()) @@ -2127,15 +2164,19 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER void _M_push_front_aux(const value_type&); #else template<typename... _Args> - void _M_push_back_aux(_Args&&... __args); + _GLIBCXX26_CONSTEXPR void + _M_push_back_aux(_Args&&... __args); template<typename... _Args> - void _M_push_front_aux(_Args&&... __args); + _GLIBCXX26_CONSTEXPR void + _M_push_front_aux(_Args&&... __args); #endif - void _M_pop_back_aux(); + _GLIBCXX26_CONSTEXPR void + _M_pop_back_aux(); - void _M_pop_front_aux(); + _GLIBCXX26_CONSTEXPR void + _M_pop_front_aux(); ///@} // Internal insert functions follow. The *_aux functions do the actual @@ -2147,14 +2188,14 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // _GLIBCXX_RESOLVE_LIB_DEFECTS // 438. Ambiguity in the "do the right thing" clause template<typename _Integer> - void + _GLIBCXX26_CONSTEXPR void _M_insert_dispatch(iterator __pos, _Integer __n, _Integer __x, __true_type) { _M_fill_insert(__pos, __n, __x); } // called by the range insert to implement [23.1.1]/9 template<typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void _M_insert_dispatch(iterator __pos, _InputIterator __first, _InputIterator __last, __false_type) @@ -2166,30 +2207,32 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // insert [__first, __last) at the front, assumes distance(__first, __last) is n template<typename _InputIterator, typename _Sentinel> - void _M_range_prepend(_InputIterator __first, _Sentinel __last, - size_type __n); + _GLIBCXX26_CONSTEXPR void + _M_range_prepend(_InputIterator __first, _Sentinel __last, + size_type __n); // insert [__first, __last) at the back, assumes distance(__first, __last) is n template<typename _InputIterator, typename _Sentinel> - void _M_range_append(_InputIterator __first, _Sentinel __last, - size_type __n); + _GLIBCXX26_CONSTEXPR void + _M_range_append(_InputIterator __first, _Sentinel __last, + size_type __n); // called by the second insert_dispatch above template<typename _InputIterator> - void + _GLIBCXX26_CONSTEXPR void _M_range_insert_aux(iterator __pos, _InputIterator __first, _InputIterator __last, std::input_iterator_tag); // called by the second insert_dispatch above template<typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void _M_range_insert_aux(iterator __pos, _ForwardIterator __first, _ForwardIterator __last, std::forward_iterator_tag); // Called by insert(p,n,x), and the range insert when it turns out to be // the same thing. Can use fill functions in optimal situations, // otherwise passes off to insert_aux(p,n,x). - void + _GLIBCXX26_CONSTEXPR void _M_fill_insert(iterator __pos, size_type __n, const value_type& __x); // called by insert(p,x) @@ -2200,22 +2243,22 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER struct _Temporary_value { template<typename... _Args> - _GLIBCXX20_CONSTEXPR explicit + explicit _GLIBCXX26_CONSTEXPR _Temporary_value(deque* __deque, _Args&&... __args) : _M_this(__deque) { _Alloc_traits::construct(_M_this->_M_impl, _M_ptr(), std::forward<_Args>(__args)...); } - _GLIBCXX20_CONSTEXPR + _GLIBCXX26_CONSTEXPR ~_Temporary_value() { _Alloc_traits::destroy(_M_this->_M_impl, _M_ptr()); } - _GLIBCXX20_CONSTEXPR value_type& + _GLIBCXX26_CONSTEXPR value_type& _M_val() noexcept { return __tmp_val; } private: - _GLIBCXX20_CONSTEXPR _Tp* + _GLIBCXX26_CONSTEXPR _Tp* _M_ptr() noexcept { return std::__addressof(__tmp_val); } union @@ -2226,22 +2269,22 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER deque* _M_this; }; - iterator + _GLIBCXX26_CONSTEXPR iterator _M_insert_aux(iterator __pos, const value_type& __x) { return _M_emplace_aux(__pos, __x); } template<typename... _Args> - iterator + _GLIBCXX26_CONSTEXPR iterator _M_emplace_aux(iterator __pos, _Args&&... __args); #endif // called by insert(p,n,x) via fill_insert - void + _GLIBCXX26_CONSTEXPR void _M_insert_aux(iterator __pos, size_type __n, const value_type& __x); // called by range_insert_aux for forward iterators template<typename _ForwardIterator> - void + _GLIBCXX26_CONSTEXPR void _M_insert_aux(iterator __pos, _ForwardIterator __first, _ForwardIterator __last, size_type __n); @@ -2249,17 +2292,17 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Internal erase functions follow. - void + _GLIBCXX26_CONSTEXPR void _M_destroy_data_aux(iterator __first, iterator __last); // Called by ~deque(). // NB: Doesn't deallocate the nodes. template<typename _Alloc1> - void + _GLIBCXX26_CONSTEXPR void _M_destroy_data(iterator __first, iterator __last, const _Alloc1&) { _M_destroy_data_aux(__first, __last); } - void + _GLIBCXX26_CONSTEXPR void _M_destroy_data(iterator __first, iterator __last, const std::allocator<_Tp>&) { @@ -2268,7 +2311,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } // Called by erase(q1, q2). - void + _GLIBCXX26_CONSTEXPR void _M_erase_at_begin(iterator __pos) { _M_destroy_data(begin(), __pos, _M_get_Tp_allocator()); @@ -2278,7 +2321,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Called by erase(q1, q2), resize(), clear(), _M_assign_aux, // _M_fill_assign, operator=. - void + _GLIBCXX26_CONSTEXPR void _M_erase_at_end(iterator __pos) { _M_destroy_data(__pos, end(), _M_get_Tp_allocator()); @@ -2287,24 +2330,24 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER this->_M_impl._M_finish = __pos; } - iterator + _GLIBCXX26_CONSTEXPR iterator _M_erase(iterator __pos); - iterator + _GLIBCXX26_CONSTEXPR iterator _M_erase(iterator __first, iterator __last); #if __cplusplus >= 201103L // Called by resize(sz). - void + _GLIBCXX26_CONSTEXPR void _M_default_append(size_type __n); - bool + _GLIBCXX26_CONSTEXPR bool _M_shrink_to_fit(); #endif ///@{ /// Memory-handling helpers for the previous internal insert functions. - iterator + _GLIBCXX26_CONSTEXPR iterator _M_reserve_elements_at_front(size_type __n) { const size_type __vacancies = this->_M_impl._M_start._M_cur @@ -2314,7 +2357,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return this->_M_impl._M_start - difference_type(__n); } - iterator + _GLIBCXX26_CONSTEXPR iterator _M_reserve_elements_at_back(size_type __n) { const size_type __vacancies = (this->_M_impl._M_finish._M_last @@ -2324,10 +2367,10 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER return this->_M_impl._M_finish + difference_type(__n); } - void + _GLIBCXX26_CONSTEXPR void _M_new_elements_at_front(size_type __new_elements); - void + _GLIBCXX26_CONSTEXPR void _M_new_elements_at_back(size_type __new_elements); ///@} @@ -2340,7 +2383,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER * actually add the nodes. Can invalidate _M_map pointers. * (And consequently, %deque iterators.) */ - void + _GLIBCXX26_CONSTEXPR void _M_reserve_map_at_back(size_type __nodes_to_add = 1) { if (__nodes_to_add + 1 > this->_M_impl._M_map_size @@ -2348,7 +2391,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _M_reallocate_map(__nodes_to_add, false); } - void + _GLIBCXX26_CONSTEXPR void _M_reserve_map_at_front(size_type __nodes_to_add = 1) { if (__nodes_to_add > size_type(this->_M_impl._M_start._M_node @@ -2356,14 +2399,14 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER _M_reallocate_map(__nodes_to_add, true); } - void + _GLIBCXX26_CONSTEXPR void _M_reallocate_map(size_type __nodes_to_add, bool __add_at_front); ///@} #if __cplusplus >= 201103L // Constant-time, nothrow move assignment when source object's memory // can be moved because the allocators are equal. - void + _GLIBCXX26_CONSTEXPR void _M_move_assign1(deque&& __x, /* always equal: */ true_type) noexcept { this->_M_impl._M_swap_data(__x._M_impl); @@ -2374,7 +2417,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // When the allocators are not equal the operation could throw, because // we might need to allocate a new map for __x after moving from it // or we might need to allocate new elements for *this. - void + _GLIBCXX26_CONSTEXPR void _M_move_assign1(deque&& __x, /* always equal: */ false_type) { if (_M_get_Tp_allocator() == __x._M_get_Tp_allocator()) @@ -2388,7 +2431,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Destroy all elements and deallocate all memory, then replace // with elements created from __args. template<typename... _Args> - void + _GLIBCXX26_CONSTEXPR void _M_replace_map(_Args&&... __args) { // Create new data first, so if allocation fails there are no effects. @@ -2404,7 +2447,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER } // Do move assignment when the allocator propagates. - void + _GLIBCXX26_CONSTEXPR void _M_move_assign2(deque&& __x, /* propagate: */ true_type) { // Make a copy of the original allocator state. @@ -2418,7 +2461,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER // Do move assignment when it may not be possible to move source // object's memory, resulting in a linear-time operation. - void + _GLIBCXX26_CONSTEXPR void _M_move_assign2(deque&& __x, /* propagate: */ false_type) { if (__x._M_get_Tp_allocator() == this->_M_get_Tp_allocator()) @@ -2469,7 +2512,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER */ template<typename _Tp, typename _Alloc> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator==(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y) { return __x.size() == __y.size() && std::equal(__x.begin(), __x.end(), __y.begin()); } @@ -2488,7 +2531,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER */ template<typename _Tp, typename _Alloc> [[nodiscard]] - inline __detail::__synth3way_t<_Tp> + inline _GLIBCXX26_CONSTEXPR __detail::__synth3way_t<_Tp> operator<=>(const deque<_Tp, _Alloc>& __x, const deque<_Tp, _Alloc>& __y) { return std::lexicographical_compare_three_way(__x.begin(), __x.end(), @@ -2545,7 +2588,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER /// See std::deque::swap(). template<typename _Tp, typename _Alloc> - inline void + inline _GLIBCXX26_CONSTEXPR void swap(deque<_Tp,_Alloc>& __x, deque<_Tp,_Alloc>& __y) _GLIBCXX_NOEXCEPT_IF(noexcept(__x.swap(__y))) { __x.swap(__y); } diff --git a/libstdc++-v3/include/bits/stl_queue.h b/libstdc++-v3/include/bits/stl_queue.h index d9edc4c838d..ced5660bc97 100644 --- a/libstdc++-v3/include/bits/stl_queue.h +++ b/libstdc++-v3/include/bits/stl_queue.h @@ -115,16 +115,16 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #endif template<typename _Tp1, typename _Seq1> - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator==(const queue<_Tp1, _Seq1>&, const queue<_Tp1, _Seq1>&); template<typename _Tp1, typename _Seq1> - friend bool + friend _GLIBCXX26_CONSTEXPR bool operator<(const queue<_Tp1, _Seq1>&, const queue<_Tp1, _Seq1>&); #if __cpp_lib_three_way_comparison template<typename _Tp1, three_way_comparable _Seq1> - friend compare_three_way_result_t<_Seq1> + friend _GLIBCXX26_CONSTEXPR compare_three_way_result_t<_Seq1> operator<=>(const queue<_Tp1, _Seq1>&, const queue<_Tp1, _Seq1>&); #endif @@ -171,35 +171,40 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #else template<typename _Seq = _Sequence, typename _Requires = typename enable_if<is_default_constructible<_Seq>::value>::type> + _GLIBCXX26_CONSTEXPR queue() : c() { } - explicit + explicit _GLIBCXX26_CONSTEXPR queue(const _Sequence& __c) : c(__c) { } - explicit + explicit _GLIBCXX26_CONSTEXPR queue(_Sequence&& __c) : c(std::move(__c)) { } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> - explicit + explicit _GLIBCXX26_CONSTEXPR queue(const _Alloc& __a) : c(__a) { } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> + _GLIBCXX26_CONSTEXPR queue(const _Sequence& __c, const _Alloc& __a) : c(__c, __a) { } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> + _GLIBCXX26_CONSTEXPR queue(_Sequence&& __c, const _Alloc& __a) : c(std::move(__c), __a) { } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> + _GLIBCXX26_CONSTEXPR queue(const queue& __q, const _Alloc& __a) : c(__q.c, __a) { } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> + _GLIBCXX26_CONSTEXPR queue(queue&& __q, const _Alloc& __a) : c(std::move(__q.c), __a) { } #endif @@ -207,12 +212,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #ifdef __glibcxx_adaptor_iterator_pair_constructor // C++ >= 23 && HOSTED template<typename _InputIterator, typename = _RequireInputIter<_InputIterator>> + _GLIBCXX26_CONSTEXPR queue(_InputIterator __first, _InputIterator __last) : c(__first, __last) { } template<typename _InputIterator, typename _Alloc, typename = _RequireInputIter<_InputIterator>, typename = _Uses<_Alloc>> + _GLIBCXX26_CONSTEXPR queue(_InputIterator __first, _InputIterator __last, const _Alloc& __a) : c(__first, __last, __a) { } #endif @@ -223,6 +230,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * @since C++23 */ template<__detail::__container_compatible_range<_Tp> _Rg> + _GLIBCXX26_CONSTEXPR queue(from_range_t, _Rg&& __rg) : c(ranges::to<_Sequence>(std::forward<_Rg>(__rg))) { } @@ -233,6 +241,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION */ template<__detail::__container_compatible_range<_Tp> _Rg, typename _Alloc> + _GLIBCXX26_CONSTEXPR queue(from_range_t, _Rg&& __rg, const _Alloc& __a) : c(ranges::to<_Sequence>(std::forward<_Rg>(__rg), __a)) { } @@ -241,13 +250,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION /** * Returns true if the %queue is empty. */ - _GLIBCXX_NODISCARD bool + _GLIBCXX_NODISCARD + _GLIBCXX26_CONSTEXPR bool empty() const { return c.empty(); } /** Returns the number of elements in the %queue. */ _GLIBCXX_NODISCARD - size_type + _GLIBCXX26_CONSTEXPR size_type size() const { return c.size(); } @@ -256,7 +266,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * element of the %queue. */ _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference front() { __glibcxx_requires_nonempty(); @@ -268,7 +278,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * element of the %queue. */ _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference front() const { __glibcxx_requires_nonempty(); @@ -280,7 +290,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * element of the %queue. */ _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference back() { __glibcxx_requires_nonempty(); @@ -292,7 +302,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * element of the %queue. */ _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference back() const { __glibcxx_requires_nonempty(); @@ -308,18 +318,18 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * to it. The time complexity of the operation depends on the * underlying sequence. */ - void + _GLIBCXX26_CONSTEXPR void push(const value_type& __x) { c.push_back(__x); } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void push(value_type&& __x) { c.push_back(std::move(__x)); } #if __cplusplus > 201402L template<typename... _Args> - decltype(auto) + _GLIBCXX26_CONSTEXPR decltype(auto) emplace(_Args&&... __args) { return c.emplace_back(std::forward<_Args>(__args)...); } #else @@ -332,7 +342,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #if __glibcxx_containers_ranges // C++ >= 23 template<__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void push_range(_Rg&& __rg) { if constexpr (requires { c.append_range(std::forward<_Rg>(__rg)); }) @@ -353,7 +363,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * data is needed, it should be retrieved before pop() is * called. */ - void + _GLIBCXX26_CONSTEXPR void pop() { __glibcxx_requires_nonempty(); @@ -361,7 +371,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void swap(queue& __q) #if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 noexcept(__is_nothrow_swappable<_Sequence>::value) @@ -430,7 +440,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION */ template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator==(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return __x.c == __y.c; } @@ -449,49 +459,49 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION */ template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator<(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return __x.c < __y.c; } /// Based on operator== template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator!=(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return !(__x == __y); } /// Based on operator< template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator>(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return __y < __x; } /// Based on operator< template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator<=(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return !(__y < __x); } /// Based on operator< template<typename _Tp, typename _Seq> _GLIBCXX_NODISCARD - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator>=(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return !(__x < __y); } #if __cpp_lib_three_way_comparison template<typename _Tp, three_way_comparable _Seq> [[nodiscard]] - inline compare_three_way_result_t<_Seq> + inline _GLIBCXX26_CONSTEXPR compare_three_way_result_t<_Seq> operator<=>(const queue<_Tp, _Seq>& __x, const queue<_Tp, _Seq>& __y) { return __x.c <=> __y.c; } #endif #if __cplusplus >= 201103L template<typename _Tp, typename _Seq> - inline + inline _GLIBCXX26_CONSTEXPR #if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 // Constrained free swap overload, see p0185r1 typename enable_if<__is_swappable<_Seq>::value>::type @@ -611,14 +621,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION priority_queue() : c(), comp() { } - _GLIBCXX26_CONSTEXPR - explicit + explicit _GLIBCXX26_CONSTEXPR priority_queue(const _Compare& __x, const _Sequence& __s) : c(__s), comp(__x) { std::make_heap(c.begin(), c.end(), comp); } - _GLIBCXX26_CONSTEXPR - explicit + explicit _GLIBCXX26_CONSTEXPR priority_queue(const _Compare& __x, _Sequence&& __s = _Sequence()) : c(std::move(__s)), comp(__x) { std::make_heap(c.begin(), c.end(), comp); } @@ -633,8 +641,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION : c(std::move(__q.c)), comp(std::move(__q.comp)) { __q.c.clear(); } - _GLIBCXX26_CONSTEXPR - priority_queue& + _GLIBCXX26_CONSTEXPR priority_queue& operator=(priority_queue&& __q) noexcept(__and_<is_nothrow_move_assignable<_Sequence>, is_nothrow_move_assignable<_Compare>>::value) @@ -646,8 +653,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } template<typename _Alloc, typename _Requires = _Uses<_Alloc>> - _GLIBCXX26_CONSTEXPR - explicit + explicit _GLIBCXX26_CONSTEXPR priority_queue(const _Alloc& __a) : c(__a), comp() { } @@ -830,14 +836,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION /** * Returns true if the %queue is empty. */ - _GLIBCXX_NODISCARD _GLIBCXX26_CONSTEXPR - bool + _GLIBCXX_NODISCARD + _GLIBCXX26_CONSTEXPR bool empty() const { return c.empty(); } /** Returns the number of elements in the %queue. */ - _GLIBCXX_NODISCARD _GLIBCXX26_CONSTEXPR - size_type + _GLIBCXX_NODISCARD + _GLIBCXX26_CONSTEXPR size_type size() const { return c.size(); } @@ -845,8 +851,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * Returns a read-only (constant) reference to the data at the first * element of the %queue. */ - _GLIBCXX_NODISCARD _GLIBCXX26_CONSTEXPR - const_reference + _GLIBCXX_NODISCARD + _GLIBCXX26_CONSTEXPR const_reference top() const { __glibcxx_requires_nonempty(); @@ -861,8 +867,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * The time complexity of the operation depends on the underlying * sequence. */ - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void push(const value_type& __x) { c.push_back(__x); @@ -870,8 +875,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } #if __cplusplus >= 201103L - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void push(value_type&& __x) { c.push_back(std::move(__x)); @@ -879,8 +883,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } template<typename... _Args> - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void emplace(_Args&&... __args) { c.emplace_back(std::forward<_Args>(__args)...); @@ -890,8 +893,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #if __glibcxx_containers_ranges // C++ >= 23 template<__detail::__container_compatible_range<_Tp> _Rg> - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void push_range(_Rg&& __rg) { if constexpr (requires { c.append_range(std::forward<_Rg>(__rg)); }) @@ -913,8 +915,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * data is needed, it should be retrieved before pop() is * called. */ - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void pop() { __glibcxx_requires_nonempty(); @@ -923,8 +924,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION } #if __cplusplus >= 201103L - _GLIBCXX26_CONSTEXPR - void + _GLIBCXX26_CONSTEXPR void swap(priority_queue& __pq) noexcept(__and_< #if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 @@ -992,8 +992,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #if __cplusplus >= 201103L template<typename _Tp, typename _Sequence, typename _Compare> - _GLIBCXX26_CONSTEXPR - inline + inline _GLIBCXX26_CONSTEXPR #if __cplusplus > 201402L || !defined(__STRICT_ANSI__) // c++1z or gnu++11 // Constrained free swap overload, see p0185r1 typename enable_if<__and_<__is_swappable<_Sequence>, diff --git a/libstdc++-v3/include/bits/stl_uninitialized.h b/libstdc++-v3/include/bits/stl_uninitialized.h index a8791a66ae8..a418c079d2a 100644 --- a/libstdc++-v3/include/bits/stl_uninitialized.h +++ b/libstdc++-v3/include/bits/stl_uninitialized.h @@ -666,6 +666,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #if __cplusplus >= 201103L template<typename _ITp, typename _IRef, typename _IPtr, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __uninitialized_copy_a( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, @@ -674,6 +675,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION allocator<_Tp>&); template<typename _Iter, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR __enable_if_t<__is_random_access_iter<_Iter>::value, _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*>> __uninitialized_copy_a(_Iter __first, _Iter __last, @@ -682,6 +684,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _ITp, typename _IRef, typename _IPtr, typename _OTp, typename _Tp> + _GLIBCXX26_CONSTEXPR _GLIBCXX_STD_C::_Deque_iterator<_OTp, _OTp&, _OTp*> __uninitialized_move_a( _GLIBCXX_STD_C::_Deque_iterator<_ITp, _IRef, _IPtr> __first, @@ -1003,7 +1006,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Fills [first, last) with value_types constructed by the allocator // alloc, with no arguments passed to the construct call. template<typename _ForwardIterator, typename _Allocator> - void + _GLIBCXX20_CONSTEXPR void __uninitialized_default_a(_ForwardIterator __first, _ForwardIterator __last, _Allocator& __alloc) @@ -1018,7 +1021,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #if _GLIBCXX_HOSTED template<typename _ForwardIterator, typename _Tp> - inline void + inline _GLIBCXX20_CONSTEXPR void __uninitialized_default_a(_ForwardIterator __first, _ForwardIterator __last, allocator<_Tp>&) diff --git a/libstdc++-v3/include/bits/version.def b/libstdc++-v3/include/bits/version.def index d14d4f4ef25..b7349fdef63 100644 --- a/libstdc++-v3/include/bits/version.def +++ b/libstdc++-v3/include/bits/version.def @@ -1463,6 +1463,24 @@ ftms = { }; }; +ftms = { + name = constexpr_deque; + values = { + v = 202502; + cxxmin = 26; + hosted = yes; + }; +}; + +ftms = { + name = constexpr_queue; + values = { + v = 202502; + cxxmin = 26; + hosted = yes; + }; +}; + ftms = { name = constrained_equality; values = { diff --git a/libstdc++-v3/include/bits/version.h b/libstdc++-v3/include/bits/version.h index 9a73f771e72..142d550279f 100644 --- a/libstdc++-v3/include/bits/version.h +++ b/libstdc++-v3/include/bits/version.h @@ -1596,6 +1596,26 @@ #endif /* !defined(__cpp_lib_constexpr_vector) */ #undef __glibcxx_want_constexpr_vector +#if !defined(__cpp_lib_constexpr_deque) +# if (__cplusplus > 202302L) && _GLIBCXX_HOSTED +# define __glibcxx_constexpr_deque 202502L +# if defined(__glibcxx_want_all) || defined(__glibcxx_want_constexpr_deque) +# define __cpp_lib_constexpr_deque 202502L +# endif +# endif +#endif /* !defined(__cpp_lib_constexpr_deque) */ +#undef __glibcxx_want_constexpr_deque + +#if !defined(__cpp_lib_constexpr_queue) +# if (__cplusplus > 202302L) && _GLIBCXX_HOSTED +# define __glibcxx_constexpr_queue 202502L +# if defined(__glibcxx_want_all) || defined(__glibcxx_want_constexpr_queue) +# define __cpp_lib_constexpr_queue 202502L +# endif +# endif +#endif /* !defined(__cpp_lib_constexpr_queue) */ +#undef __glibcxx_want_constexpr_queue + #if !defined(__cpp_lib_constrained_equality) # if (__cplusplus > 202002L) && (__glibcxx_three_way_comparison) # define __glibcxx_constrained_equality 202411L diff --git a/libstdc++-v3/include/debug/deque b/libstdc++-v3/include/debug/deque index 00b4220051e..9a1f493e494 100644 --- a/libstdc++-v3/include/debug/deque +++ b/libstdc++-v3/include/debug/deque @@ -110,12 +110,15 @@ namespace __debug deque(const deque&) = default; deque(deque&&) = default; + _GLIBCXX26_CONSTEXPR deque(const deque& __d, const __type_identity_t<_Allocator>& __a) : _Base(__d, __a) { } + _GLIBCXX26_CONSTEXPR deque(deque&& __d, const __type_identity_t<_Allocator>& __a) : _Safe(std::move(__d)), _Base(std::move(__d), __a) { } + _GLIBCXX26_CONSTEXPR deque(initializer_list<value_type> __l, const allocator_type& __a = allocator_type()) : _Base(__l, __a) { } @@ -123,15 +126,16 @@ namespace __debug ~deque() = default; #endif - explicit + explicit _GLIBCXX26_CONSTEXPR deque(const _Allocator& __a) : _Base(__a) { } #if __cplusplus >= 201103L - explicit + explicit _GLIBCXX26_CONSTEXPR deque(size_type __n, const _Allocator& __a = _Allocator()) : _Base(__n, __a) { } + _GLIBCXX26_CONSTEXPR deque(size_type __n, const __type_identity_t<_Tp>& __value, const _Allocator& __a = _Allocator()) : _Base(__n, __value, __a) { } @@ -145,23 +149,26 @@ namespace __debug #if __cplusplus >= 201103L template<class _InputIterator, typename = std::_RequireInputIter<_InputIterator>> + _GLIBCXX26_CONSTEXPR #else template<class _InputIterator> #endif deque(_InputIterator __first, _InputIterator __last, const _Allocator& __a = _Allocator()) - : _Base(__gnu_debug::__base( - __glibcxx_check_valid_constructor_range(__first, __last)), + : _Base(__gnu_debug::__base(std::__is_constant_evaluated() ? __first + : __glibcxx_check_valid_constructor_range(__first, __last)), __gnu_debug::__base(__last), __a) { } #if __glibcxx_containers_ranges // C++ >= 23 template<__detail::__container_compatible_range<_Tp> _Rg> + _GLIBCXX26_CONSTEXPR deque(from_range_t, _Rg&& __rg, const _Allocator& __a = _Allocator()) : _Base(from_range, std::forward<_Rg>(__rg), __a) { } #endif + _GLIBCXX26_CONSTEXPR deque(_Base_ref __x) : _Base(__x._M_ref) { } @@ -172,11 +179,12 @@ namespace __debug deque& operator=(deque&&) = default; - deque& + _GLIBCXX26_CONSTEXPR deque& operator=(initializer_list<value_type> __l) { _Base::operator=(__l); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); return *this; } #endif @@ -187,9 +195,13 @@ namespace __debug #else template<class _InputIterator> #endif - void + _GLIBCXX26_CONSTEXPR void assign(_InputIterator __first, _InputIterator __last) { + if (std::__is_constant_evaluated()) + return _Base::assign(__gnu_debug::__unsafe(__first), + __gnu_debug::__unsafe(__last)); + typename __gnu_debug::_Distance_traits<_InputIterator>::__type __dist; __glibcxx_check_valid_range2(__first, __last, __dist); if (__dist.second >= __gnu_debug::__dp_sign) @@ -201,29 +213,32 @@ namespace __debug this->_M_invalidate_all(); } - void + _GLIBCXX26_CONSTEXPR void assign(size_type __n, const _Tp& __t) { _Base::assign(__n, __t); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void assign(initializer_list<value_type> __l) { _Base::assign(__l); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } #endif #if __glibcxx_containers_ranges // C++ >= 23 template<std::__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void assign_range(_Rg&& __rg) { _Base::assign_range(std::forward<_Rg>(__rg)); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } #endif @@ -231,69 +246,69 @@ namespace __debug // iterators: _GLIBCXX_NODISCARD - iterator + _GLIBCXX26_CONSTEXPR iterator begin() _GLIBCXX_NOEXCEPT { return iterator(_Base::begin(), this); } _GLIBCXX_NODISCARD - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator begin() const _GLIBCXX_NOEXCEPT { return const_iterator(_Base::begin(), this); } _GLIBCXX_NODISCARD - iterator + _GLIBCXX26_CONSTEXPR iterator end() _GLIBCXX_NOEXCEPT { return iterator(_Base::end(), this); } _GLIBCXX_NODISCARD - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator end() const _GLIBCXX_NOEXCEPT { return const_iterator(_Base::end(), this); } _GLIBCXX_NODISCARD - reverse_iterator + _GLIBCXX26_CONSTEXPR reverse_iterator rbegin() _GLIBCXX_NOEXCEPT { return reverse_iterator(end()); } _GLIBCXX_NODISCARD - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator rbegin() const _GLIBCXX_NOEXCEPT { return const_reverse_iterator(end()); } _GLIBCXX_NODISCARD - reverse_iterator + _GLIBCXX26_CONSTEXPR reverse_iterator rend() _GLIBCXX_NOEXCEPT { return reverse_iterator(begin()); } _GLIBCXX_NODISCARD - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator rend() const _GLIBCXX_NOEXCEPT { return const_reverse_iterator(begin()); } #if __cplusplus >= 201103L [[__nodiscard__]] - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator cbegin() const noexcept { return const_iterator(_Base::begin(), this); } [[__nodiscard__]] - const_iterator + _GLIBCXX26_CONSTEXPR const_iterator cend() const noexcept { return const_iterator(_Base::end(), this); } [[__nodiscard__]] - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } [[__nodiscard__]] - const_reverse_iterator + _GLIBCXX26_CONSTEXPR const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } #endif private: - void + _GLIBCXX26_CONSTEXPR void _M_invalidate_after_nth(difference_type __n) { typedef __gnu_debug::_After_nth_from<_Base_const_iterator> _After_nth; @@ -306,9 +321,12 @@ namespace __debug using _Base::max_size; #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void resize(size_type __sz) { + if (std::__is_constant_evaluated()) + return _Base::resize(__sz); + bool __invalidate_all = __sz > this->size(); if (__sz < this->size()) this->_M_invalidate_after_nth(__sz); @@ -319,9 +337,12 @@ namespace __debug this->_M_invalidate_all(); } - void + _GLIBCXX26_CONSTEXPR void resize(size_type __sz, const _Tp& __c) { + if (std::__is_constant_evaluated()) + return _Base::resize(__sz, __c); + bool __invalidate_all = __sz > this->size(); if (__sz < this->size()) this->_M_invalidate_after_nth(__sz); @@ -347,11 +368,12 @@ namespace __debug #endif #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void shrink_to_fit() noexcept { if (_Base::_M_shrink_to_fit()) - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } #endif @@ -359,7 +381,7 @@ namespace __debug // element access: _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference operator[](size_type __n) _GLIBCXX_NOEXCEPT { __glibcxx_check_subscript(__n); @@ -367,7 +389,7 @@ namespace __debug } _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference operator[](size_type __n) const _GLIBCXX_NOEXCEPT { __glibcxx_check_subscript(__n); @@ -377,7 +399,7 @@ namespace __debug using _Base::at; _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference front() _GLIBCXX_NOEXCEPT { __glibcxx_check_nonempty(); @@ -385,7 +407,7 @@ namespace __debug } _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference front() const _GLIBCXX_NOEXCEPT { __glibcxx_check_nonempty(); @@ -393,7 +415,7 @@ namespace __debug } _GLIBCXX_NODISCARD - reference + _GLIBCXX26_CONSTEXPR reference back() _GLIBCXX_NOEXCEPT { __glibcxx_check_nonempty(); @@ -401,7 +423,7 @@ namespace __debug } _GLIBCXX_NODISCARD - const_reference + _GLIBCXX26_CONSTEXPR const_reference back() const _GLIBCXX_NOEXCEPT { __glibcxx_check_nonempty(); @@ -409,14 +431,14 @@ namespace __debug } // 23.2.1.3 modifiers: - void + _GLIBCXX26_CONSTEXPR void push_front(const _Tp& __x) { _Base::push_front(__x); this->_M_invalidate_all(); } - void + _GLIBCXX26_CONSTEXPR void push_back(const _Tp& __x) { _Base::push_back(__x); @@ -424,24 +446,25 @@ namespace __debug } #if __cplusplus >= 201103L - void + _GLIBCXX26_CONSTEXPR void push_front(_Tp&& __x) { emplace_front(std::move(__x)); } - void + _GLIBCXX26_CONSTEXPR void push_back(_Tp&& __x) { emplace_back(std::move(__x)); } template<typename... _Args> #if __cplusplus > 201402L - reference + _GLIBCXX26_CONSTEXPR reference #else void #endif emplace_front(_Args&&... __args) { _Base::emplace_front(std::forward<_Args>(__args)...); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); #if __cplusplus > 201402L return front(); #endif @@ -449,23 +472,29 @@ namespace __debug template<typename... _Args> #if __cplusplus > 201402L - reference + _GLIBCXX26_CONSTEXPR reference #else void #endif emplace_back(_Args&&... __args) { _Base::emplace_back(std::forward<_Args>(__args)...); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); #if __cplusplus > 201402L return back(); #endif } template<typename... _Args> - iterator + _GLIBCXX26_CONSTEXPR iterator emplace(const_iterator __position, _Args&&... __args) { + if (std::__is_constant_evaluated()) + return iterator(_Base::emplace(__position.base(), + std::forward<_Args>(__args)...), + this); + __glibcxx_check_insert(__position); _Base_iterator __res = _Base::emplace(__position.base(), std::forward<_Args>(__args)...); @@ -474,13 +503,16 @@ namespace __debug } #endif - iterator + _GLIBCXX26_CONSTEXPR iterator #if __cplusplus >= 201103L insert(const_iterator __position, const _Tp& __x) #else insert(iterator __position, const _Tp& __x) #endif { + if (std::__is_constant_evaluated()) + return iterator(_Base::insert(__position.base(), __x), this); + __glibcxx_check_insert(__position); _Base_iterator __res = _Base::insert(__position.base(), __x); this->_M_invalidate_all(); @@ -488,13 +520,16 @@ namespace __debug } #if __cplusplus >= 201103L - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, _Tp&& __x) { return emplace(__position, std::move(__x)); } - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, initializer_list<value_type> __l) { + if (std::__is_constant_evaluated()) + return iterator(_Base::insert(__position.base(), __l), this); + __glibcxx_check_insert(__position); _Base_iterator __res = _Base::insert(__position.base(), __l); this->_M_invalidate_all(); @@ -503,9 +538,12 @@ namespace __debug #endif #if __cplusplus >= 201103L - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, size_type __n, const _Tp& __x) { + if (std::__is_constant_evaluated()) + return iterator(_Base::insert(__position.base(), __n, __x), this); + __glibcxx_check_insert(__position); _Base_iterator __res = _Base::insert(__position.base(), __n, __x); this->_M_invalidate_all(); @@ -524,10 +562,15 @@ namespace __debug #if __cplusplus >= 201103L template<class _InputIterator, typename = std::_RequireInputIter<_InputIterator>> - iterator + _GLIBCXX26_CONSTEXPR iterator insert(const_iterator __position, _InputIterator __first, _InputIterator __last) { + if (std::__is_constant_evaluated()) + return iterator(_Base::insert(__position.base(), + __gnu_debug::__unsafe(__first), + __gnu_debug::__unsafe(__last)), this); + typename __gnu_debug::_Distance_traits<_InputIterator>::__type __dist; __glibcxx_check_insert_range(__position, __first, __last, __dist); _Base_iterator __res; @@ -563,54 +606,66 @@ namespace __debug #if __glibcxx_containers_ranges // C++ >= 23 template<__detail::__container_compatible_range<_Tp> _Rg> - iterator + _GLIBCXX26_CONSTEXPR iterator insert_range(const_iterator __pos, _Rg&& __rg) { auto __res = _Base::insert_range(__pos.base(), std::forward<_Rg>(__rg)); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); return iterator(__res, this); } template<std::__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void prepend_range(_Rg&& __rg) { _Base::prepend_range(std::forward<_Rg>(__rg)); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } template<std::__detail::__container_compatible_range<_Tp> _Rg> - void + _GLIBCXX26_CONSTEXPR void append_range(_Rg&& __rg) { _Base::append_range(std::forward<_Rg>(__rg)); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } #endif - void + _GLIBCXX26_CONSTEXPR void pop_front() _GLIBCXX_NOEXCEPT { - __glibcxx_check_nonempty(); - this->_M_invalidate_if(_Equal(_Base::begin())); + if (!std::__is_constant_evaluated()) + { + __glibcxx_check_nonempty(); + this->_M_invalidate_if(_Equal(_Base::begin())); + } _Base::pop_front(); } - void + _GLIBCXX26_CONSTEXPR void pop_back() _GLIBCXX_NOEXCEPT { - __glibcxx_check_nonempty(); - this->_M_invalidate_if(_Equal(--_Base::end())); + if (!std::__is_constant_evaluated()) + { + __glibcxx_check_nonempty(); + this->_M_invalidate_if(_Equal(_Base::begin())); + } _Base::pop_back(); } - iterator + _GLIBCXX26_CONSTEXPR iterator #if __cplusplus >= 201103L erase(const_iterator __position) #else - erase(iterator __position) + erase(iterator __position) #endif { + if (std::__is_constant_evaluated()) + return iterator(_Base::erase(__position.base()), this); + __glibcxx_check_erase(__position); #if __cplusplus >= 201103L _Base_const_iterator __victim = __position.base(); @@ -630,13 +685,16 @@ namespace __debug } } - iterator + _GLIBCXX26_CONSTEXPR iterator #if __cplusplus >= 201103L erase(const_iterator __first, const_iterator __last) #else erase(iterator __first, iterator __last) #endif { + if (std::__is_constant_evaluated()) + return iterator(_Base::erase(__first.base(), __last.base()), this); + // _GLIBCXX_RESOLVE_LIB_DEFECTS // 151. can't currently clear() empty container __glibcxx_check_erase_range(__first, __last); @@ -677,25 +735,27 @@ namespace __debug } } - void + _GLIBCXX26_CONSTEXPR void swap(deque& __x) _GLIBCXX_NOEXCEPT_IF( noexcept(declval<_Base&>().swap(__x)) ) { - _Safe::_M_swap(__x); + if (!std::__is_constant_evaluated()) + _Safe::_M_swap(__x); _Base::swap(__x); } - void + _GLIBCXX26_CONSTEXPR void clear() _GLIBCXX_NOEXCEPT { _Base::clear(); - this->_M_invalidate_all(); + if (!std::__is_constant_evaluated()) + this->_M_invalidate_all(); } - _Base& + _GLIBCXX26_CONSTEXPR _Base& _M_base() _GLIBCXX_NOEXCEPT { return *this; } - const _Base& + _GLIBCXX26_CONSTEXPR const _Base& _M_base() const _GLIBCXX_NOEXCEPT { return *this; } }; @@ -722,7 +782,7 @@ namespace __debug #endif template<typename _Tp, typename _Alloc> - inline bool + inline _GLIBCXX26_CONSTEXPR bool operator==(const deque<_Tp, _Alloc>& __lhs, const deque<_Tp, _Alloc>& __rhs) { return __lhs._M_base() == __rhs._M_base(); } @@ -765,7 +825,7 @@ namespace __debug #endif // three-way comparison template<typename _Tp, typename _Alloc> - inline void + inline _GLIBCXX26_CONSTEXPR void swap(deque<_Tp, _Alloc>& __lhs, deque<_Tp, _Alloc>& __rhs) _GLIBCXX_NOEXCEPT_IF(noexcept(__lhs.swap(__rhs))) { __lhs.swap(__rhs); } @@ -775,14 +835,14 @@ namespace __debug #ifdef __glibcxx_erase_if // C++ >= 20 && HOSTED _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Tp, typename _Alloc, typename _Predicate> - inline typename __debug::deque<_Tp, _Alloc>::size_type + inline _GLIBCXX26_CONSTEXPR typename __debug::deque<_Tp, _Alloc>::size_type erase_if(__debug::deque<_Tp, _Alloc>& __cont, _Predicate __pred) { return __detail::__erase_if(__cont, __cont._M_base(), std::move(__pred)); } template<typename _Tp, typename _Alloc, typename _Up = _Tp> - inline typename __debug::deque<_Tp, _Alloc>::size_type + inline _GLIBCXX26_CONSTEXPR typename __debug::deque<_Tp, _Alloc>::size_type erase(__debug::deque<_Tp, _Alloc>& __cont, const _Up& __value) { return std::erase_if(__cont, __gnu_cxx::__ops::__equal_to(__value)); } _GLIBCXX_END_NAMESPACE_VERSION diff --git a/libstdc++-v3/include/std/deque b/libstdc++-v3/include/std/deque index 3b2f34fc707..f889c2cf4c7 100644 --- a/libstdc++-v3/include/std/deque +++ b/libstdc++-v3/include/std/deque @@ -73,6 +73,7 @@ #define __glibcxx_want_algorithm_default_value_type #define __glibcxx_want_allocator_traits_is_always_equal +#define __glibcxx_want_constexpr_deque #define __glibcxx_want_containers_ranges #define __glibcxx_want_erase_if #define __glibcxx_want_hardened_deque @@ -103,13 +104,15 @@ namespace std _GLIBCXX_VISIBILITY(default) _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Tp, typename _Alloc, typename _Predicate> - inline typename _GLIBCXX_STD_C::deque<_Tp, _Alloc>::size_type + inline _GLIBCXX26_CONSTEXPR + typename _GLIBCXX_STD_C::deque<_Tp, _Alloc>::size_type erase_if(_GLIBCXX_STD_C::deque<_Tp, _Alloc>& __cont, _Predicate __pred) { return __detail::__erase_if(__cont, __cont, std::move(__pred)); } template<typename _Tp, typename _Alloc, typename _Up _GLIBCXX26_DEF_VAL_T(_Tp)> - inline typename _GLIBCXX_STD_C::deque<_Tp, _Alloc>::size_type + inline _GLIBCXX26_CONSTEXPR + typename _GLIBCXX_STD_C::deque<_Tp, _Alloc>::size_type erase(_GLIBCXX_STD_C::deque<_Tp, _Alloc>& __cont, const _Up& __value) { return std::erase_if(__cont, __gnu_cxx::__ops::__equal_to(__value)); } diff --git a/libstdc++-v3/include/std/queue b/libstdc++-v3/include/std/queue index 13e25482125..061e7cae5d3 100644 --- a/libstdc++-v3/include/std/queue +++ b/libstdc++-v3/include/std/queue @@ -63,6 +63,7 @@ #define __glibcxx_want_adaptor_iterator_pair_constructor #define __glibcxx_want_containers_ranges +#define __glibcxx_want_constexpr_queue #include <bits/version.h> #include <deque> @@ -74,6 +75,12 @@ #ifdef __glibcxx_format_ranges // C++ >= 23 && HOSTED #include <bits/formatfwd.h> +#ifdef __glibcxx_constexpr_format // C++ >= 26 && HOSTED && CXX11 strings +# define _GLIBCXX_CONSTEXPR_FORMAT constexpr +#else +# define _GLIBCXX_CONSTEXPR_FORMAT +#endif + namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION @@ -99,6 +106,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Standard declares this as template accepting unconstrained // FormatContext type. template<typename _Out> + _GLIBCXX_CONSTEXPR_FORMAT typename basic_format_context<_Out, _CharT>::iterator format(__maybe_const_adaptor& __a, basic_format_context<_Out, _CharT>& __fc) const @@ -141,6 +149,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Standard declares this as template accepting unconstrained // FormatContext type. template<typename _Out> + _GLIBCXX_CONSTEXPR_FORMAT typename basic_format_context<_Out, _CharT>::iterator format(__maybe_const_adaptor& __a, basic_format_context<_Out, _CharT>& __fc) const @@ -163,6 +172,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION priority_queue<_Tp, _Container, _Comparator>> = false; #endif +#undef _GLIBCXX_CONSTEXPR_FORMAT + _GLIBCXX_END_NAMESPACE_VERSION } // namespace std #endif // __glibcxx_format_ranges diff --git a/libstdc++-v3/testsuite/23_containers/deque/constexpr.cc b/libstdc++-v3/testsuite/23_containers/deque/constexpr.cc new file mode 100644 index 00000000000..50e45a639ab --- /dev/null +++ b/libstdc++-v3/testsuite/23_containers/deque/constexpr.cc @@ -0,0 +1,334 @@ +// { dg-do compile { target c++26 } } + +#include <deque> + +#ifndef __cpp_lib_constexpr_deque +#error "Feature test macro for constexpr deque is missing in <deque>" +#elif __cpp_lib_constexpr_deque != 202502L +# error "Feature test macro for constexpr deque has wrong value in <deque>" +#endif + +#include <ranges> +#include <numeric> +#include <testsuite_hooks.h> +#include <testsuite_iterators.h> +#include <testsuite_allocator.h> + +using namespace __gnu_test; + +template<typename Alloc> +constexpr bool +ctor_tests() +{ + Alloc alloc; + + std::deque<int, Alloc> dq2(alloc); + std::deque<int, Alloc> dq3(4, alloc); + VERIFY( dq3.front() == 0 ); + VERIFY( dq3.size() == 4 ); + std::deque<int, Alloc> dq4(4, 5, alloc); + VERIFY( dq4.front() == 5 ); + VERIFY( dq4.size() == 4 ); + + auto rg = {2, 3, 5, 7}; + std::deque<int> dq5(rg.begin(), rg.end()); + VERIFY( dq5.front() == 2 ); + VERIFY( dq5.back() == 7 ); + VERIFY( dq5.size() == 4 ); + + std::deque<int> dq6(std::from_range, rg); + VERIFY( dq6 == dq5 ); + + std::deque<int> dq1{1, 2, 3}; + std::deque<int> dq7(dq1); + VERIFY( dq7 == dq1 ); + std::deque<int>dq8(std::move(dq1)); + VERIFY( dq8 == dq7 ); + + dq2.insert_range(dq2.begin(), rg); + std::deque<int, Alloc> dq9(dq2, alloc); + std::deque<int, Alloc> dq10(std::move(dq2), alloc); + VERIFY( dq9 == dq10 ); + std::deque<int, Alloc> dq11(rg, alloc); + VERIFY( dq11 == dq10 ); + + return true; +} +static_assert( ctor_tests<std::allocator<int>>() ); +static_assert( ctor_tests<SimpleAllocator<int>>() ); + +constexpr bool +insert_tests() +{ + std::deque<int> dq1 {}; + + auto rg = {1, 2, 3, 4, 5}; + + dq1.insert(dq1.begin() , 1); + dq1.insert(dq1.end(), 2); + VERIFY( dq1.size() == 2 ); + VERIFY( dq1.front() == 1 ); + VERIFY( dq1.back() == 2 ); + + dq1.insert(dq1.end(), 1, 3); + + dq1.insert(dq1.end(), rg.begin() + 3, rg.end()); + + VERIFY( dq1[0] == 1 ); + VERIFY( dq1[1] == 2 ); + VERIFY( dq1[2] == 3 ); + VERIFY( dq1[3] == 4 ); + VERIFY( dq1[4] == 5 ); + dq1.clear(); + + dq1.insert(dq1.begin(), rg.begin(), rg.end()); + VERIFY( dq1[0] == 1 ); + VERIFY( dq1[1] == 2 ); + VERIFY( dq1[2] == 3 ); + VERIFY( dq1[3] == 4 ); + VERIFY( dq1[4] == 5 ); + + dq1.insert_range(dq1.end(), rg); + VERIFY( dq1[5] == 1 ); + VERIFY( dq1[6] == 2 ); + VERIFY( dq1[7] == 3 ); + VERIFY( dq1[8] == 4 ); + VERIFY( dq1[9] == 5 ); + + std::deque<int>dq2 {2, 3, 5, 7}; + dq2.erase(dq2.begin()); + VERIFY( dq2.size() == 3 ); + dq2.clear(); + VERIFY( dq2.size() == 0); + VERIFY( dq2.empty() ); + + std::deque<int> dq3, dq4; + dq3.insert_range(dq3.begin(), rg); + dq4.append_range(rg); + VERIFY( dq3 == dq4 ); + dq3.erase(dq3.begin(), dq3.end()); + dq3.prepend_range(rg); + VERIFY( dq3 == dq4 ); + + struct S { + int foo; + constexpr S (int i, int j) : foo{i + j} {} + }; + std::deque<S> dq5 {}; + dq5.emplace(dq5.end(), 0, 1); + const S& s1 = dq5.emplace_back(1, 1); + const S& s2 = dq5.emplace_front(2, 1); + VERIFY( dq5.front().foo == 3 ); + VERIFY( dq5.back().foo == 2 ); + VERIFY( dq5[1].foo == 1 ); + + std::deque<int> dq6 {2, 3}; + dq6.push_front(1); + dq6.push_back(4); + VERIFY( dq6.front() == 1); + VERIFY( dq6.back() == 4 ); + dq6.pop_front(); + dq6.pop_back(); + + std::deque<int> dq7 {1, 2}; + dq7.resize(4); + VERIFY( dq7.back() == 0 ); + dq7.resize(2); + VERIFY( dq7.front() == 1 ); + VERIFY( dq7.back() == 2 ); + dq7.clear(); + dq7.resize(2); + VERIFY( dq7.front() == 0 ); + VERIFY( dq7.back() == 0 ); + + std::deque<int> dq8 {1, 4}; + dq8.swap(dq6); + VERIFY( dq6.front() == 1 ); + VERIFY( dq6.back() == 4 ); + VERIFY( dq8.front() == 2 ); + VERIFY( dq8.back() == 3 ); + + return true; +} + +static_assert( insert_tests() ); + +constexpr bool +iterators_tests() +{ + std::deque<int> dq0 {}; + VERIFY( dq0.begin() == dq0.end() ); + dq0.resize(1); + VERIFY( dq0.begin() != dq0.end() ); + dq0.resize(2); + VERIFY( dq0.begin() != dq0.end() ); + VERIFY( dq0.cbegin() == dq0.begin() ); + VERIFY( dq0.crbegin() == dq0.rbegin() ); + VERIFY( dq0.cend() == dq0.end() ); + VERIFY( dq0.crend() == dq0.rend() ); + + auto it = dq0.begin(); + VERIFY( it[0] == 0 ); + VERIFY( &*it == &dq0.front() ); + VERIFY( &it[1] == &dq0[1] ); + VERIFY( it++ == dq0.begin() ); + VERIFY( ++it == dq0.end() ); + VERIFY( (it - 2) == dq0.begin() ); + VERIFY( (it - dq0.begin()) == 2 ); + it -= 2; + it += 1; + VERIFY( (it + 1) == dq0.end() ); + VERIFY( (1 + it) == dq0.end() ); + it = it + 1; + auto it2 = dq0.begin(); + std::swap(it, it2); + VERIFY( it == dq0.begin() ); + VERIFY( it2 == dq0.end() ); + + auto rit = dq0.rbegin(); + VERIFY( rit[0] == 0 ); + VERIFY( &*rit == &dq0.back() ); + VERIFY( &rit[1] == &dq0[0] ); + VERIFY( rit++ == dq0.rbegin() ); + VERIFY( ++rit == dq0.rend() ); + VERIFY( (rit - 2) == dq0.rbegin() ); + VERIFY( (rit - dq0.rbegin()) == 2 ); + rit -= 2; + rit += 1; + VERIFY( (rit + 1) == dq0.rend() ); + VERIFY( (1 + rit) == dq0.rend() ); + rit = rit + 1; + auto rit2 = dq0.rbegin(); + std::swap(rit, rit2); + VERIFY( rit == dq0.rbegin() ); + VERIFY( rit2 == dq0.rend() ); + + return true; +} +static_assert( iterators_tests() ); + +constexpr bool +capacity_tests() +{ + std::deque<int> dq0 {}; + VERIFY( dq0.empty() ); + VERIFY( dq0.max_size() ); + dq0.push_front(0); + VERIFY( dq0.size() == 1 ); + dq0.erase(dq0.begin()); + dq0.shrink_to_fit(); + + return true; +} +static_assert( capacity_tests() ); + +constexpr bool +nonmember_tests() +{ + std::deque<int> dq0 {0, 1}; + std::deque<int> dq1 {0, 1}; + + VERIFY( (dq0 == dq1) == true ); + VERIFY( (dq0 != dq1) == false ); + VERIFY( (dq0 <= dq1) == true ); + VERIFY( (dq0 >= dq1) == true ); + VERIFY( (dq0 < dq1) == false ); + VERIFY( (dq0 > dq1) == false ); + VERIFY( (dq0 <=> dq1) == 0 ); + VERIFY( (dq0 <=> dq1) <= 0 ); + VERIFY( (dq0 <=> dq1) >= 0 ); + + std::deque<int> dq2 {2, 4}; + std::swap(dq1, dq2); + + VERIFY( (dq0 == dq1) == false ); + VERIFY( (dq0 != dq1) == true ); + VERIFY( (dq0 <= dq1) == true ); + VERIFY( (dq0 >= dq1) == false ); + VERIFY( (dq0 < dq1) == true ); + VERIFY( (dq0 > dq1) == false ); + VERIFY( (dq0 <=> dq1) != 0 ); + VERIFY( (dq0 <=> dq1) <= 0 ); + VERIFY( (dq0 <=> dq1) < 0 ); + + std::erase(dq0, 0); + VERIFY( dq0.front() == 1 ); + + std::erase_if(dq1, [](int x) { return x % 2 == 0; }); + VERIFY( dq1.empty() ); + return true; +} +static_assert( nonmember_tests() ); + +template<typename Range> +constexpr bool +ranges_test() +{ + using Tp = std::ranges::range_value_t<Range>; + Tp a[] {0, 1, 2, 3, 4, + 5, 6, 7, 8, 9}; + + // Constructor tests + auto dq1 = std::deque<Tp>(std::from_range, Range(a, a+5)); + VERIFY( dq1[0] == 0 ); + VERIFY( dq1[1] == 1 ); + VERIFY( dq1[2] == 2 ); + VERIFY( dq1[3] == 3 ); + VERIFY( dq1[4] == 4 ); + + // Insert tests + std::deque<Tp> dq2; + dq2.insert_range(dq2.begin(), Range(a, a+5)); + VERIFY( dq2[0] == 0 ); + VERIFY( dq2[1] == 1 ); + VERIFY( dq2[2] == 2 ); + VERIFY( dq2[3] == 3 ); + VERIFY( dq2[4] == 4 ); + + std::deque<Tp> dq3; + dq3.assign_range(Range(a, a+5)); + VERIFY( dq2 == dq3 ); + + dq2.insert_range(dq2.end(), Range(a+5, a+10)); + VERIFY( dq2[5] == 5 ); + VERIFY( dq2[6] == 6 ); + VERIFY( dq2[7] == 7 ); + VERIFY( dq2[8] == 8 ); + VERIFY( dq2[9] == 9 ); + + std::deque<Tp> dq4; + dq4.prepend_range(Range(a, a+5)); + dq4.append_range(Range(a+5, a+10)); + VERIFY( dq2 == dq4 ); + + return true; +} + +static_assert( ranges_test<test_forward_range<int>>() ); +static_assert( ranges_test<test_forward_sized_range<int>>() ); +static_assert( ranges_test<test_sized_range_sized_sent<int, forward_iterator_wrapper>>() ); + +static_assert( ranges_test<test_input_range<int>>() ); +static_assert( ranges_test<test_input_sized_range<int>>() ); +static_assert( ranges_test<test_sized_range_sized_sent<int, input_iterator_wrapper>>() ); + +static_assert( ranges_test<test_range<int, input_iterator_wrapper_nocopy>>() ); +static_assert( ranges_test<test_sized_range<int, input_iterator_wrapper_nocopy>>() ); +static_assert( ranges_test<test_sized_range_sized_sent<int, input_iterator_wrapper_nocopy>>() ); + +static_assert( ranges_test<test_forward_range<short>>() ); +static_assert( ranges_test<test_input_range<short>>() ); + +// Not lvalue-convertible to int +struct C { + constexpr C(int v) : val(v) { } + constexpr operator int() && { return val; } + + friend bool operator==(C c, C b) = default; + friend constexpr bool operator==(C c, int b) + { return b == c.val; } + + int val; +}; +using rvalue_input_range = test_range<C, input_iterator_wrapper_rval>; +static_assert( ranges_test<rvalue_input_range>() ); diff --git a/libstdc++-v3/testsuite/23_containers/headers/deque/synopsis.cc b/libstdc++-v3/testsuite/23_containers/headers/deque/synopsis.cc index 48e89592059..447eefd6319 100644 --- a/libstdc++-v3/testsuite/23_containers/headers/deque/synopsis.cc +++ b/libstdc++-v3/testsuite/23_containers/headers/deque/synopsis.cc @@ -21,6 +21,12 @@ #include <deque> +#if __cplusplus > 202302L +# define CONSTEXPR constexpr +#else +# define CONSTEXPR +#endif + #if __cplusplus >= 201103L # define NOTHROW(X) noexcept(X) #else @@ -31,24 +37,30 @@ namespace std { template <class T, class Allocator> class deque; template <class T, class Allocator> - bool operator== (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator== (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - bool operator< (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator< (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - bool operator!= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator!= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - bool operator> (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator> (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - bool operator>= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator>= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - bool operator<= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); + CONSTEXPR bool + operator<= (const deque<T,Allocator>& x, const deque<T,Allocator>& y); template <class T, class Allocator> - void swap(deque<T,Allocator>& x, deque<T,Allocator>& y) + CONSTEXPR void swap(deque<T,Allocator>& x, deque<T,Allocator>& y) NOTHROW(noexcept(x.swap(y))); } diff --git a/libstdc++-v3/testsuite/23_containers/priority_queue/constexpr.cc b/libstdc++-v3/testsuite/23_containers/priority_queue/constexpr.cc index fe85617416d..9cc6f932adb 100644 --- a/libstdc++-v3/testsuite/23_containers/priority_queue/constexpr.cc +++ b/libstdc++-v3/testsuite/23_containers/priority_queue/constexpr.cc @@ -1,43 +1,238 @@ // { dg-do compile { target c++26 } } + #include <queue> -constexpr bool test_constexpr_priority_queue() { - std::priority_queue<int> pq; - if (!pq.empty()) return false; - if (pq.size() != 0) return false; +#ifndef __cpp_lib_constexpr_queue +# error "Feature test macro for __cpp_lib_constexpr_queue is missing in <queue>" +#elif __cpp_lib_constexpr_queue != 202502L +# error "Feature test macro for __cpp_lib_constexpr_queue has wrong value in <queue>" +#endif + +#include <algorithm> +#include <ranges> +#include <functional> +#include <vector> +#include <numeric> +#include <testsuite_hooks.h> +#include <testsuite_iterators.h> +#include <testsuite_allocator.h> + +using namespace __gnu_test; + +template<typename Cont, typename Cmp = std::less<int>> +constexpr bool +ctor_tests(Cmp cmp = Cmp()) +{ + using V = typename Cont::value_type; + using Alloc = Cont::allocator_type; + + V rg[] {2, 3, 5, 7}; + Cont v0{std::from_range, rg}; + Cont v1 = v0; + Cont v2 = v0; + Alloc alloc; + auto top_range = * std::ranges::max_element(v0, cmp); + + auto eq = [&] (std::priority_queue<V, Cont, Cmp>& l, std::span<V> r) { + if (l.size() != r.size()) + return false; + + std::vector<V> s(r.begin(), r.end()); + std::ranges::sort(s, cmp); + for (auto const& v : s | std::views::reverse) { + if (v != l.top()) + return false; + l.pop(); + } + return true; + }; + + std::priority_queue<V, Cont, Cmp> pq1; + VERIFY( pq1.size() == 0 && pq1.empty() ); + + std::priority_queue<V, Cont, Cmp> pq2(cmp); + VERIFY( pq2.size() == 0 && pq2.empty() ); + + std::priority_queue<V, Cont, Cmp> pq3(cmp, v0); + VERIFY( pq3.size() == 4 && pq3.top() == top_range ); + + std::priority_queue<V, Cont, Cmp> pq4(cmp, std::move(v0)); + VERIFY( pq4.size() == 4 && pq4.top() == top_range ); - pq.push(10); - if (pq.empty()) return false; - if (pq.size() != 1) return false; - if (pq.top() != 10) return false; + std::priority_queue<V, Cont, Cmp> pq5(pq3); + VERIFY( pq5.top() == pq3.top() ); + VERIFY( pq5.size() == pq3.size() ); - pq.emplace(30); - pq.emplace(20); - if (pq.size() != 3) return false; - if (pq.top() != 30) return false; + std::priority_queue<V, Cont, Cmp> pq6(std::move(pq3)); + VERIFY( pq6.top() == pq5.top() ); + VERIFY( pq6.size() == pq5.size() ); + + std::priority_queue<V, Cont, Cmp> + pq10(std::begin(rg), std::end(rg), cmp); + VERIFY( pq4.size() == 4 && pq4.top() == top_range ); + + std::priority_queue<V, Cont, Cmp> + pq11(std::begin(rg), std::end(rg), cmp, v0); + VERIFY( pq4.size() == 4 && pq4.top() == top_range ); + + std::priority_queue<V, Cont, Cmp> + pq12(std::begin(rg), std::end(rg), cmp, std::move(v0)); + VERIFY( pq4.size() == 4 && pq4.top() == top_range ); + + std::priority_queue<V, Cont, Cmp> pq14(alloc); + VERIFY( pq14.empty() ); + + std::priority_queue<V, Cont, Cmp> pq15(cmp, alloc); + VERIFY( pq15.empty() ); + + std::priority_queue<V, Cont, Cmp> pq16(cmp, v2, alloc); + VERIFY( eq(pq16, {rg, 4}) ); + + std::priority_queue<V, Cont, Cmp> pq17(cmp, std::move(v2), alloc); + VERIFY( eq(pq17, {rg, 4}) ); + + std::priority_queue<V, Cont, Cmp> pq18(pq12, alloc); + VERIFY( pq18.size() == pq12.size()); + + std::priority_queue<V, Cont, Cmp> pq19(std::move(pq12), alloc); + VERIFY( pq19.size() == pq18.size() ); + return true; +} +static_assert( ctor_tests<std::vector<int>>() ); +static_assert( ctor_tests<std::vector<int>, std::greater<int>>() ); +static_assert( ctor_tests<std::vector<int, SimpleAllocator<int>>>() ); +static_assert( ctor_tests<std::deque<int>>() ); +static_assert( ctor_tests<std::deque<int>, std::greater<int>>() ); +static_assert( ctor_tests<std::deque<int, SimpleAllocator<int>>>() ); + +constexpr bool +push_and_pop_test() +{ + std::priority_queue<int> a; + a.push(2); + a.push(4); + VERIFY( a.top() == 4 ); + a.pop(); + VERIFY( a.top() == 2 ); + a.pop(); + VERIFY( a.empty() ); + return true; +} +static_assert( push_and_pop_test() ); + +constexpr int swap_test() +{ + std::priority_queue<int> a,b; + a.push(2); + b.push(4); + std::swap(a, b); + VERIFY( a.top() == 4 ); + VERIFY( b.top() == 2 ); + return true; +} +static_assert (swap_test()); + +constexpr bool +emplace_test() +{ + struct S + { + int foo; + constexpr S(int i, int j) : foo{i + j} {} + std::strong_ordering operator<=>(const S&) const = default; + }; + + std::priority_queue<S> pq; + pq.emplace(0, 0); + pq.emplace(1, 0); + VERIFY( pq.size() == 2 ); + VERIFY( pq.top().foo == 1 ); pq.pop(); - if (pq.size() != 2) return false; - if (pq.top() != 20) return false; + VERIFY ( pq.top().foo == 0 ); + return true; +} +static_assert( emplace_test() ); + +template<typename Range, typename Cont, typename Cmp> +constexpr void +do_range_tests(Cmp cmp = Cmp()) +{ + using V = typename Cont::value_type; + using Alloc = typename Cont::allocator_type; + using T = std::ranges::range_value_t<Range>; - std::priority_queue<int> pq2; - pq2 = pq; - if (pq2.size() != 2) return false; - if (pq2.top() != 20) return false; + Alloc alloc; + T rg[] {2, 3, 5, 7, 11, 13}; + + auto top_range = std::ranges::max_element(rg, cmp); + + auto eq = [&](std::priority_queue<V, Cont, Cmp>& l, std::span<T> r) { + if (l.size() != r.size()) + return false; + + std::vector<T> s(r.begin(), r.end()); + std::ranges::sort(s, cmp); + for (auto const& v : s | std::views::reverse) { + if (v != l.top()) + return false; + l.pop(); + } + return true; + }; + + std::priority_queue<V, Cont, Cmp> + pq1(std::from_range, Range(rg, rg+4), cmp); + VERIFY( eq(pq1, {rg, 4}) ); + + std::priority_queue<V, Cont, Cmp> + pq2(std::from_range, Range(rg, rg+5), alloc); + VERIFY( eq(pq2, {rg, 5}) ); + + std::priority_queue<V, Cont, Cmp> + pq3(std::from_range, Range(rg, rg+6), cmp, alloc); + VERIFY( eq(pq3, {rg, 6}) ); + + std::priority_queue<V, Cont, Cmp> pq4; + pq4.push_range(Range(rg, rg+6)); + VERIFY( eq(pq4, {rg, 6}) ); +} + +template<typename Range, typename Cont> +constexpr void +do_ranges_tests_b() +{ + do_range_tests<Range, Cont, std::less<>>(); + do_range_tests<Range, Cont, std::greater<>>(); +} - std::priority_queue<int> pq3; - pq3.push(100); - pq.swap(pq3); - if (pq.size() != 1 || pq.top() != 100) return false; - if (pq3.size() != 2 || pq3.top() != 20) return false; +template<typename Cont> +constexpr bool +ranges_tests() { + using T = typename Cont::value_type; + do_ranges_tests_b< + test_forward_range<T>, Cont>(); + do_ranges_tests_b< + test_forward_sized_range<T>, Cont>(); + do_ranges_tests_b< + test_sized_range_sized_sent<T, forward_iterator_wrapper>, Cont>(); - int arr[] = {50, 200, 10}; - pq.push_range(arr); - if (pq.size() != 4) return false; - if (pq.top() != 200) return false; + do_ranges_tests_b< + test_input_range<T>, Cont>(); + do_ranges_tests_b< + test_input_sized_range<T>, Cont>(); + do_ranges_tests_b< + test_sized_range_sized_sent<T, forward_iterator_wrapper>, Cont>(); + do_ranges_tests_b< + test_range<T, input_iterator_wrapper_nocopy>, Cont>(); + do_ranges_tests_b< + test_sized_range<T, input_iterator_wrapper_nocopy>, Cont>(); + do_ranges_tests_b< + test_sized_range_sized_sent<T, input_iterator_wrapper_nocopy>, Cont>(); return true; } -static_assert(test_constexpr_priority_queue(), - "constexpr priority_queue test failed!"); +static_assert( ranges_tests<std::vector<int>>() ); +static_assert( ranges_tests<std::vector<int, SimpleAllocator<int>>>() ); +static_assert( ranges_tests<std::deque<int, SimpleAllocator<int>>>() ); diff --git a/libstdc++-v3/testsuite/23_containers/queue/constexpr.cc b/libstdc++-v3/testsuite/23_containers/queue/constexpr.cc new file mode 100644 index 00000000000..01dbc53b4ff --- /dev/null +++ b/libstdc++-v3/testsuite/23_containers/queue/constexpr.cc @@ -0,0 +1,242 @@ +// { dg-do compile { target c++26 } } + +#include <queue> + +#ifndef __cpp_lib_constexpr_queue +# error "Feature test macro for __cpp_lib_constexpr_queue is missing in <queue>" +#elif __cpp_lib_constexpr_queue != 202502L +# error "Feature test macro for __cpp_lib_constexpr_queue has wrong value in <queue>" +#endif + +#include <ranges> +#include <functional> +#include <vector> +#include <numeric> +#include <testsuite_hooks.h> +#include <testsuite_iterators.h> +#include <testsuite_allocator.h> + +using namespace __gnu_test; + +template<typename Cont> +constexpr bool +ctor_tests() +{ + using Tp = typename Cont::value_type; + using Alloc = typename Cont::allocator_type; + + auto eq = [] (std::queue<Tp, Cont> l, std::span<Tp> r) { + if (l.size() != r.size()) + return false; + + std::vector<Tp> s(r.begin(), r.end()); + for (auto v : s) { + if (v != l.front()) + return false; + l.pop(); + } + return true; + }; + + Cont c0; + Alloc alloc0; + + std::queue<Tp, Cont> q1(c0); + VERIFY( q1.size() == 0 && q1.empty() ); + q1.push(1); + q1.push(2); + VERIFY( q1.size() == 2) ; + + Cont c1{1, 2}; + std::queue<Tp, Cont> q2(c1); + VERIFY ( q2 == q1 ); + std::queue<Tp, Cont> q3(std::move(c1)); + VERIFY ( q3 == q1 ); + + std::queue<Tp, Cont> q4(q1); + std::queue<Tp, Cont> q5(std::move(q1)); + VERIFY ( q4 == q5 ); + + Tp rg[4] = {2, 3, 5, 7}; + std::queue<Tp, Cont> q6(std::begin(rg), std::end(rg)); + VERIFY ( eq(q6, rg) ); + + VERIFY( q6.size() == std::size(rg)); + VERIFY( q6.front() == 2 ); + q6.pop(); + VERIFY( q6.front() == 3 ); + q6.pop(); + VERIFY( q6.front() == 5 ); + q6.pop(); + VERIFY( q6.front() == 7 ); + q6.pop(); + + std::queue<Tp, Cont> q7(alloc0); + q7.push(1); + q7.push(2); + VERIFY( q7.size() == 2 ); + + Cont c2{1, 2}; + std::queue<Tp, Cont> q8(c2, alloc0); + VERIFY( q8 == q7 ); + std::queue<Tp, Cont> q9(std::move(c2), alloc0); + VERIFY( q9 == q7 ); + VERIFY( c2.empty() ); + + std::queue<Tp, Cont> q10(q7, alloc0); + VERIFY( q10 == q7 ); + VERIFY( q10.size() == q7.size() ); + VERIFY( q10.front() == q7.front() ); + VERIFY( q10.back() == q7.back() ); + + std::queue<Tp, Cont> q11(std::move(q7), alloc0); + VERIFY( q11 == q10 ); + VERIFY( q11.size() == q10.size() ); + VERIFY( q7.empty() ); + + std::queue<Tp, Cont> q12(std::begin(rg), std::end(rg), alloc0); + VERIFY ( eq(q12, rg) ); + VERIFY( q12.size() == std::size(rg)); + VERIFY( q12.front() == 2 ); + q12.pop(); + VERIFY( q12.front() == 3 ); + q12.pop(); + VERIFY( q12.front() == 5 ); + q12.pop(); + VERIFY( q12.front() == 7 ); + q12.pop(); + + std::queue<Tp, Cont> q13(std::from_range, rg); + VERIFY( eq(q13, rg) ); + std::queue<Tp, Cont> q14(std::from_range, rg, alloc0); + VERIFY( eq(q14, rg) ); + + return true; +} +// TODO check list when avaialble +static_assert( ctor_tests<std::deque<int>>() ); +static_assert( ctor_tests<std::deque<int, SimpleAllocator<int>>>() ); + +template<typename Range, typename Cont> +constexpr void +do_ranges_tests_a() +{ + using Tp = typename Cont::value_type; + typename Cont::allocator_type alloc; + Tp a[] {2, 3, 5, 7}; + + auto eq = [&] (auto l, auto r) { + if (l.size() != r.size()) + return false; + + while (!l.empty()) { + if (l.front() != r.front()) + return false; + l.pop(); + r.pop(); + } + return true; + }; + + std::queue<Tp, Cont> q1(std::from_range, Range(a, a+4)); + std::queue<Tp> q2; + q2.push_range(Range(a, a+4)); + VERIFY( eq(q1, q2) ); + + std::queue<Tp, Cont> q3(std::from_range, Range(a, a+4), alloc); + std::queue<Tp, Cont> q4(std::from_range, Range(a, a+4)); + VERIFY( eq(q3, q4) ); +} + +template<typename Cont> +constexpr bool +ranges_tests() +{ + using Tp = typename Cont::value_type; + + do_ranges_tests_a<test_forward_range<Tp>, Cont>(); + do_ranges_tests_a<test_forward_sized_range<Tp>, Cont>(); + do_ranges_tests_a< + test_sized_range_sized_sent<Tp, forward_iterator_wrapper>, Cont>(); + + do_ranges_tests_a<test_input_range<Tp>, Cont>(); + do_ranges_tests_a<test_input_sized_range<Tp>, Cont>(); + do_ranges_tests_a< + test_sized_range_sized_sent<Tp, forward_iterator_wrapper>, Cont>(); + + do_ranges_tests_a< + test_range<Tp, input_iterator_wrapper_nocopy>, Cont>(); + do_ranges_tests_a< + test_sized_range<Tp, input_iterator_wrapper_nocopy>, Cont>(); + do_ranges_tests_a< + test_sized_range_sized_sent<Tp, input_iterator_wrapper_nocopy>, Cont>(); + return true; +} +// TODO check list when avaialble +static_assert( ranges_tests<std::deque<int>>() ); +static_assert( ranges_tests<std::deque<int, SimpleAllocator<int>>>() ); + +constexpr bool +push_and_pop_test() +{ + std::queue<int> a; + a.push(2); + a.push(4); + VERIFY( a.front() == 2 && a.back() == 4); + a.pop(); + VERIFY( a.front() == 4 && a.back() == 4); + a.pop(); + VERIFY( a.empty() ); + return true; +} +static_assert( push_and_pop_test() ); + +constexpr bool +swap_test() +{ + std::queue<int> a,b; + a.push(1); + b.push(2); + std::swap(a, b); + VERIFY( a.front() == 2 ); + VERIFY( b.front() == 1 ); + return true; +} +static_assert( swap_test() ); + +constexpr bool +emplace_test() +{ + struct S + { + int foo; + constexpr S(int i, int j) : foo{i + j} {} + }; + + std::queue<S> a; + const S& s = a.emplace(196883, 1); + VERIFY( a.size() == 1 ); + VERIFY( a.front().foo == 196884 ); + return true; +} +static_assert( emplace_test() ); + +constexpr bool +operator_test() +{ + std::queue<int> a, b; + a.push(1); + b.push(1); + VERIFY( a == b ); + VERIFY( a <= b ); + VERIFY( a >= b ); + b.pop(); + b.push(2); + VERIFY( a < b ); + VERIFY( !(a > b) ); + VERIFY( a <= b ); + VERIFY( !(a >= b) ); + VERIFY( a != b ); + return true; +} +static_assert( operator_test() ); diff --git a/libstdc++-v3/testsuite/std/format/ranges/adaptors.cc b/libstdc++-v3/testsuite/std/format/ranges/adaptors.cc index 649eea47f16..968ac00b63e 100644 --- a/libstdc++-v3/testsuite/std/format/ranges/adaptors.cc +++ b/libstdc++-v3/testsuite/std/format/ranges/adaptors.cc @@ -6,8 +6,14 @@ #include <stack> #include <testsuite_hooks.h> +#ifdef __glibcxx_constexpr_format +# define CONSTEXPR constexpr +#else +# define CONSTEXPR +#endif + template<typename... Args> -bool +CONSTEXPR bool is_format_string_for(const char* str, Args&&... args) { try { @@ -22,7 +28,7 @@ is_format_string_for(const char* str, Args&&... args) #define WIDEN(S) WIDEN_(CharT, S) template<template<typename Tp> class Adaptor> -void +CONSTEXPR void test_format_string() { Adaptor<int> q; @@ -41,7 +47,7 @@ struct NoFormat struct MutFormat { MutFormat() = default; - MutFormat(int p) : x(p) {} + CONSTEXPR MutFormat(int p) : x(p) {} int x; friend auto operator<=>(MutFormat, MutFormat) = default; @@ -52,7 +58,8 @@ struct std::formatter<MutFormat, CharT> : std::formatter<int, CharT> { template<typename Out> - Out format(MutFormat& mf, basic_format_context<Out, CharT>& ctx) const + CONSTEXPR Out + format(MutFormat& mf, basic_format_context<Out, CharT>& ctx) const { return std::formatter<int, CharT>::format(mf.x, ctx); } }; @@ -68,7 +75,7 @@ constexpr auto std::format_kind<NotFormattableCont<T>> template<typename CharT, template<typename Tp, typename Cont = std::vector<Tp>> class Adaptor> -void +CONSTEXPR void test_output() { const std::vector<int> v{3, 2, 1}; @@ -133,7 +140,7 @@ test_output() } template<template<typename Tp, typename Cont = std::vector<Tp>> class Adaptor> -void +CONSTEXPR void test_adaptor() { test_format_string<Adaptor>(); @@ -145,7 +152,7 @@ test_adaptor() } template<typename CharT> -void +CONSTEXPR void test_compare() { const std::vector<int> v{3, 2, 1}; @@ -157,9 +164,20 @@ test_compare() VERIFY( res == WIDEN("[1, 2, 3]") ); } -int main() +CONSTEXPR bool +test_all() { test_adaptor<std::queue>(); test_adaptor<std::priority_queue>(); test_compare<char>(); + return true; +} + +#ifdef __glibcxx_constexpr_format + static_assert(test_all()); +#endif + +int main() +{ + test_all(); } -- 2.55.0