[llvm-branch-commits] [libcxx] [libc++][C++03] Remove code that is not used in C++03 (PR #134045)
via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Apr 2 00:56:36 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-libcxx
Author: Nikolas Klauser (philnik777)
<details>
<summary>Changes</summary>
---
Patch is 971.67 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/134045.diff
308 Files Affected:
- (modified) libcxx/include/__cxx03/__algorithm/equal.h (-59)
- (modified) libcxx/include/__cxx03/__algorithm/for_each.h (-15)
- (modified) libcxx/include/__cxx03/__algorithm/is_permutation.h (-53)
- (modified) libcxx/include/__cxx03/__algorithm/iterator_operations.h (-25)
- (modified) libcxx/include/__cxx03/__algorithm/make_projected.h (-29)
- (modified) libcxx/include/__cxx03/__algorithm/max.h (-15)
- (modified) libcxx/include/__cxx03/__algorithm/min.h (-15)
- (modified) libcxx/include/__cxx03/__algorithm/minmax.h (-19)
- (modified) libcxx/include/__cxx03/__algorithm/mismatch.h (-46)
- (modified) libcxx/include/__cxx03/__algorithm/search.h (-9)
- (modified) libcxx/include/__cxx03/__algorithm/shuffle.h (+1-10)
- (modified) libcxx/include/__cxx03/__algorithm/simd_utils.h (+1-5)
- (modified) libcxx/include/__cxx03/__algorithm/sort.h (-22)
- (modified) libcxx/include/__cxx03/__algorithm/three_way_comp_ref_type.h (-48)
- (modified) libcxx/include/__cxx03/__algorithm/uniform_random_bit_generator_adaptor.h (-38)
- (modified) libcxx/include/__cxx03/__algorithm/unwrap_iter.h (-8)
- (modified) libcxx/include/__cxx03/__algorithm/unwrap_range.h (-51)
- (modified) libcxx/include/__cxx03/__atomic/aliases.h (-25)
- (modified) libcxx/include/__cxx03/__atomic/atomic.h (-134)
- (modified) libcxx/include/__cxx03/__atomic/atomic_base.h (-8)
- (modified) libcxx/include/__cxx03/__atomic/atomic_flag.h (-5)
- (modified) libcxx/include/__cxx03/__atomic/atomic_init.h (-4)
- (modified) libcxx/include/__cxx03/__atomic/cxx_atomic_impl.h (-8)
- (modified) libcxx/include/__cxx03/__atomic/memory_order.h (-25)
- (modified) libcxx/include/__cxx03/__bit/countl.h (-14)
- (modified) libcxx/include/__cxx03/__bit/countr.h (-14)
- (modified) libcxx/include/__cxx03/__bit/popcount.h (-26)
- (modified) libcxx/include/__cxx03/__bit/rotate.h (-14)
- (modified) libcxx/include/__cxx03/__bit_reference (+1-30)
- (modified) libcxx/include/__cxx03/__chrono/duration.h (+2-125)
- (modified) libcxx/include/__cxx03/__chrono/system_clock.h (-9)
- (modified) libcxx/include/__cxx03/__chrono/time_point.h (-36)
- (modified) libcxx/include/__cxx03/__config (+18-130)
- (modified) libcxx/include/__cxx03/__configuration/language.h (-19)
- (modified) libcxx/include/__cxx03/__debug_utils/randomize_range.h (+1-3)
- (modified) libcxx/include/__cxx03/__exception/operations.h (-3)
- (modified) libcxx/include/__cxx03/__functional/binary_function.h (-11)
- (modified) libcxx/include/__cxx03/__functional/binary_negate.h (-4)
- (modified) libcxx/include/__cxx03/__functional/bind.h (-226)
- (modified) libcxx/include/__cxx03/__functional/binder1st.h (-4)
- (modified) libcxx/include/__cxx03/__functional/binder2nd.h (-4)
- (modified) libcxx/include/__cxx03/__functional/hash.h (-33)
- (modified) libcxx/include/__cxx03/__functional/identity.h (-20)
- (modified) libcxx/include/__cxx03/__functional/mem_fun_ref.h (-4)
- (modified) libcxx/include/__cxx03/__functional/operations.h (-328)
- (modified) libcxx/include/__cxx03/__functional/pointer_to_binary_function.h (-4)
- (modified) libcxx/include/__cxx03/__functional/pointer_to_unary_function.h (-4)
- (modified) libcxx/include/__cxx03/__functional/reference_wrapper.h (-58)
- (modified) libcxx/include/__cxx03/__functional/unary_function.h (-11)
- (modified) libcxx/include/__cxx03/__functional/unary_negate.h (-4)
- (modified) libcxx/include/__cxx03/__functional/weak_result_type.h (-22)
- (modified) libcxx/include/__cxx03/__fwd/array.h (-8)
- (modified) libcxx/include/__cxx03/__fwd/complex.h (-16)
- (modified) libcxx/include/__cxx03/__fwd/pair.h (-10)
- (modified) libcxx/include/__cxx03/__fwd/string.h (-33)
- (modified) libcxx/include/__cxx03/__fwd/tuple.h (-26)
- (modified) libcxx/include/__cxx03/__hash_table (-161)
- (modified) libcxx/include/__cxx03/__iterator/access.h (-41)
- (modified) libcxx/include/__cxx03/__iterator/advance.h (-127)
- (modified) libcxx/include/__cxx03/__iterator/back_insert_iterator.h (-13)
- (modified) libcxx/include/__cxx03/__iterator/bounded_iter.h (-24)
- (modified) libcxx/include/__cxx03/__iterator/cpp17_iterator_concepts.h (-149)
- (modified) libcxx/include/__cxx03/__iterator/distance.h (-47)
- (modified) libcxx/include/__cxx03/__iterator/front_insert_iterator.h (-13)
- (modified) libcxx/include/__cxx03/__iterator/insert_iterator.h (-19)
- (modified) libcxx/include/__cxx03/__iterator/istream_iterator.h (-13)
- (modified) libcxx/include/__cxx03/__iterator/istreambuf_iterator.h (-13)
- (modified) libcxx/include/__cxx03/__iterator/iterator_traits.h (-272)
- (modified) libcxx/include/__cxx03/__iterator/move_iterator.h (-153)
- (modified) libcxx/include/__cxx03/__iterator/next.h (-42)
- (modified) libcxx/include/__cxx03/__iterator/ostream_iterator.h (-6)
- (modified) libcxx/include/__cxx03/__iterator/ostreambuf_iterator.h (-6)
- (modified) libcxx/include/__cxx03/__iterator/prev.h (-36)
- (modified) libcxx/include/__cxx03/__iterator/reverse_iterator.h (-114)
- (modified) libcxx/include/__cxx03/__iterator/wrap_iter.h (+2-35)
- (modified) libcxx/include/__cxx03/__locale (-2)
- (modified) libcxx/include/__cxx03/__locale_dir/locale_base_api/ibm.h (+1-1)
- (modified) libcxx/include/__cxx03/__math/hypot.h (-51)
- (modified) libcxx/include/__cxx03/__memory/addressof.h (-5)
- (modified) libcxx/include/__cxx03/__memory/aligned_alloc.h (-11)
- (modified) libcxx/include/__cxx03/__memory/allocate_at_least.h (-11)
- (modified) libcxx/include/__cxx03/__memory/allocator.h (-95)
- (modified) libcxx/include/__cxx03/__memory/allocator_arg_t.h (-43)
- (modified) libcxx/include/__cxx03/__memory/allocator_traits.h (-47)
- (modified) libcxx/include/__cxx03/__memory/assume_aligned.h (-9)
- (modified) libcxx/include/__cxx03/__memory/auto_ptr.h (-4)
- (modified) libcxx/include/__cxx03/__memory/compressed_pair.h (-22)
- (modified) libcxx/include/__cxx03/__memory/construct_at.h (-50)
- (modified) libcxx/include/__cxx03/__memory/pointer_traits.h (-87)
- (modified) libcxx/include/__cxx03/__memory/raw_storage_iterator.h (-19)
- (modified) libcxx/include/__cxx03/__memory/shared_ptr.h (+2-476)
- (modified) libcxx/include/__cxx03/__memory/swap_allocator.h (-8)
- (modified) libcxx/include/__cxx03/__memory/temp_value.h (-10)
- (modified) libcxx/include/__cxx03/__memory/uninitialized_algorithms.h (-341)
- (modified) libcxx/include/__cxx03/__memory/unique_ptr.h (+1-112)
- (modified) libcxx/include/__cxx03/__memory/uses_allocator.h (-5)
- (modified) libcxx/include/__cxx03/__mutex/once_flag.h (-58)
- (modified) libcxx/include/__cxx03/__mutex/tag_types.h (-10)
- (modified) libcxx/include/__cxx03/__numeric/accumulate.h (-8)
- (modified) libcxx/include/__cxx03/__numeric/adjacent_difference.h (-8)
- (modified) libcxx/include/__cxx03/__numeric/inner_product.h (-8)
- (modified) libcxx/include/__cxx03/__numeric/partial_sum.h (-8)
- (modified) libcxx/include/__cxx03/__ostream/basic_ostream.h (-63)
- (modified) libcxx/include/__cxx03/__random/bernoulli_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/binomial_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/cauchy_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/chi_squared_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/discard_block_engine.h (-11)
- (modified) libcxx/include/__cxx03/__random/discrete_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/exponential_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/extreme_value_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/fisher_f_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/gamma_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/generate_canonical.h (-4)
- (modified) libcxx/include/__cxx03/__random/geometric_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/independent_bits_engine.h (-7)
- (modified) libcxx/include/__cxx03/__random/linear_congruential_engine.h (-5)
- (modified) libcxx/include/__cxx03/__random/lognormal_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/mersenne_twister_engine.h (-5)
- (modified) libcxx/include/__cxx03/__random/negative_binomial_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/normal_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/piecewise_constant_distribution.h (-33)
- (modified) libcxx/include/__cxx03/__random/piecewise_linear_distribution.h (-33)
- (modified) libcxx/include/__cxx03/__random/poisson_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/random_device.h (-5)
- (modified) libcxx/include/__cxx03/__random/seed_seq.h (-6)
- (modified) libcxx/include/__cxx03/__random/shuffle_order_engine.h (-8)
- (modified) libcxx/include/__cxx03/__random/student_t_distribution.h (-5)
- (modified) libcxx/include/__cxx03/__random/subtract_with_carry_engine.h (-5)
- (modified) libcxx/include/__cxx03/__random/uniform_int_distribution.h (-11)
- (modified) libcxx/include/__cxx03/__random/uniform_real_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__random/weibull_distribution.h (-6)
- (modified) libcxx/include/__cxx03/__string/char_traits.h (-6)
- (modified) libcxx/include/__cxx03/__string/constexpr_c_functions.h (-8)
- (modified) libcxx/include/__cxx03/__system_error/error_category.h (-10)
- (modified) libcxx/include/__cxx03/__system_error/error_code.h (-19)
- (modified) libcxx/include/__cxx03/__system_error/error_condition.h (-20)
- (modified) libcxx/include/__cxx03/__thread/id.h (-18)
- (modified) libcxx/include/__cxx03/__thread/thread.h (-39)
- (modified) libcxx/include/__cxx03/__tree (+2-173)
- (modified) libcxx/include/__cxx03/__tuple/find_index.h (-42)
- (modified) libcxx/include/__cxx03/__tuple/make_tuple_types.h (-52)
- (modified) libcxx/include/__cxx03/__tuple/sfinae_helpers.h (-106)
- (modified) libcxx/include/__cxx03/__tuple/tuple_element.h (-15)
- (modified) libcxx/include/__cxx03/__tuple/tuple_indices.h (-17)
- (modified) libcxx/include/__cxx03/__tuple/tuple_like.h (-16)
- (modified) libcxx/include/__cxx03/__tuple/tuple_like_ext.h (-5)
- (modified) libcxx/include/__cxx03/__tuple/tuple_like_no_subrange.h (-32)
- (modified) libcxx/include/__cxx03/__tuple/tuple_size.h (-38)
- (modified) libcxx/include/__cxx03/__type_traits/add_const.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/add_cv.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/add_lvalue_reference.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/add_pointer.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/add_rvalue_reference.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/add_volatile.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/aligned_storage.h (-9)
- (modified) libcxx/include/__cxx03/__type_traits/aligned_union.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/alignment_of.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/common_type.h (-23)
- (modified) libcxx/include/__cxx03/__type_traits/conditional.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/conjunction.h (-16)
- (modified) libcxx/include/__cxx03/__type_traits/decay.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/disjunction.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/enable_if.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/extent.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/has_virtual_destructor.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/integral_constant.h (-8)
- (modified) libcxx/include/__cxx03/__type_traits/invoke.h (-49)
- (modified) libcxx/include/__cxx03/__type_traits/is_abstract.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_arithmetic.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_array.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_assignable.h (-15)
- (modified) libcxx/include/__cxx03/__type_traits/is_base_of.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_bounded_array.h (-12)
- (modified) libcxx/include/__cxx03/__type_traits/is_class.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_compound.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_const.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_constant_evaluated.h (-6)
- (modified) libcxx/include/__cxx03/__type_traits/is_constructible.h (-20)
- (modified) libcxx/include/__cxx03/__type_traits/is_convertible.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_destructible.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_empty.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_enum.h (-15)
- (modified) libcxx/include/__cxx03/__type_traits/is_execution_policy.h (-40)
- (modified) libcxx/include/__cxx03/__type_traits/is_final.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_floating_point.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_function.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_fundamental.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_implicitly_default_constructible.h (-22)
- (modified) libcxx/include/__cxx03/__type_traits/is_integral.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_literal_type.h (-7)
- (modified) libcxx/include/__cxx03/__type_traits/is_member_pointer.h (-11)
- (modified) libcxx/include/__cxx03/__type_traits/is_nothrow_assignable.h (-15)
- (modified) libcxx/include/__cxx03/__type_traits/is_nothrow_constructible.h (-20)
- (modified) libcxx/include/__cxx03/__type_traits/is_nothrow_destructible.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_null_pointer.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_object.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_pod.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_pointer.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_polymorphic.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_reference.h (-20)
- (modified) libcxx/include/__cxx03/__type_traits/is_same.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_scalar.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_signed.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_specialization.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_standard_layout.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_swappable.h (-42)
- (modified) libcxx/include/__cxx03/__type_traits/is_trivial.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_trivially_assignable.h (-15)
- (modified) libcxx/include/__cxx03/__type_traits/is_trivially_constructible.h (-20)
- (modified) libcxx/include/__cxx03/__type_traits/is_trivially_copyable.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_trivially_destructible.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_unbounded_array.h (-12)
- (modified) libcxx/include/__cxx03/__type_traits/is_union.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_unsigned.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/is_void.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/is_volatile.h (-10)
- (modified) libcxx/include/__cxx03/__type_traits/make_32_64_or_128_bit.h (-3)
- (modified) libcxx/include/__cxx03/__type_traits/make_signed.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/make_unsigned.h (-12)
- (modified) libcxx/include/__cxx03/__type_traits/nat.h (+1-8)
- (modified) libcxx/include/__cxx03/__type_traits/negation.h (-7)
- (modified) libcxx/include/__cxx03/__type_traits/noexcept_move_assign_container.h (+2-8)
- (modified) libcxx/include/__cxx03/__type_traits/rank.h (-5)
- (modified) libcxx/include/__cxx03/__type_traits/remove_all_extents.h (-5)
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- (modified) libcxx/include/__cxx03/__type_traits/strip_signature.h (-63)
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- (modified) libcxx/include/__cxx03/__type_traits/unwrap_ref.h (+1-22)
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- (modified) libcxx/include/__cxx03/algorithm (+1-5)
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- (modified) libcxx/include/__cxx03/forward_list (+1-306)
- (modified) libcxx/include/__cxx03/fstream (+1-113)
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- (modified) libcxx/include/__cxx03/set (+1-556)
- (modified) libcxx/include/__cxx03/sstream (+4-382)
- (modified) libcxx/include/__cxx03/stack (+1-117)
- (modified) libcxx/include/__cxx03/stdatomic.h (+2-2)
- (modified) libcxx/include/__cxx03/stdexcept (+1-1)
- (modified) libcxx/include/__cxx03/streambuf (+1-1)
- (modified) libcxx/include/__cxx03/string (+2-628)
- (modified) libcxx/include/__cxx03/string_view (+2-153)
- (modified) libcxx/include/__cxx03/strstream (-84)
- (modified) libcxx/include/__cxx03/system_error (+1-1)
- (modified) libcxx/include/__cxx03/thread (+2-2)
- (modified) libcxx/include/__cxx03/type_traits (-22)
- (modified) libcxx/include/__cxx03/typeindex (+1-12)
- (modified) libcxx/include/__cxx03/typeinfo (+1-5)
- (modified) libcxx/include/__cxx03/uchar.h (-15)
- (modified) libcxx/include/__cxx03/unordered_map (+1-1054)
- (modified) libcxx/include/__cxx03/unordered_set (+5-749)
- (modified) libcxx/include/__cxx03/utility (+2-10)
- (modified) libcxx/include/__cxx03/valarray (+1-162)
``````````diff
diff --git a/libcxx/include/__cxx03/__algorithm/equal.h b/libcxx/include/__cxx03/__algorithm/equal.h
index 25b2d5ba0a825..e1d458590e614 100644
--- a/libcxx/include/__cxx03/__algorithm/equal.h
+++ b/libcxx/include/__cxx03/__algorithm/equal.h
@@ -66,65 +66,6 @@ equal(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first
return std::equal(__first1, __last1, __first2, __equal_to());
}
-#if _LIBCPP_STD_VER >= 14
-
-template <class _Iter1, class _Sent1, class _Iter2, class _Sent2, class _Pred, class _Proj1, class _Proj2>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool __equal_impl(
- _Iter1 __first1, _Sent1 __last1, _Iter2 __first2, _Sent2 __last2, _Pred& __comp, _Proj1& __proj1, _Proj2& __proj2) {
- while (__first1 != __last1 && __first2 != __last2) {
- if (!std::__invoke(__comp, std::__invoke(__proj1, *__first1), std::__invoke(__proj2, *__first2)))
- return false;
- ++__first1;
- ++__first2;
- }
- return __first1 == __last1 && __first2 == __last2;
-}
-
-template <class _Tp,
- class _Up,
- class _Pred,
- class _Proj1,
- class _Proj2,
- __enable_if_t<__desugars_to_v<__equal_tag, _Pred, _Tp, _Up> && __is_identity<_Proj1>::value &&
- __is_identity<_Proj2>::value && !is_volatile<_Tp>::value && !is_volatile<_Up>::value &&
- __libcpp_is_trivially_equality_comparable<_Tp, _Up>::value,
- int> = 0>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
-__equal_impl(_Tp* __first1, _Tp* __last1, _Up* __first2, _Up*, _Pred&, _Proj1&, _Proj2&) {
- return std::__constexpr_memcmp_equal(__first1, __first2, __element_count(__last1 - __first1));
-}
-
-template <class _InputIterator1, class _InputIterator2, class _BinaryPredicate>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
-equal(_InputIterator1 __first1,
- _InputIterator1 __last1,
- _InputIterator2 __first2,
- _InputIterator2 __last2,
- _BinaryPredicate __pred) {
- if constexpr (__has_random_access_iterator_category<_InputIterator1>::value &&
- __has_random_access_iterator_category<_InputIterator2>::value) {
- if (std::distance(__first1, __last1) != std::distance(__first2, __last2))
- return false;
- }
- __identity __proj;
- return std::__equal_impl(
- std::__unwrap_iter(__first1),
- std::__unwrap_iter(__last1),
- std::__unwrap_iter(__first2),
- std::__unwrap_iter(__last2),
- __pred,
- __proj,
- __proj);
-}
-
-template <class _InputIterator1, class _InputIterator2>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool
-equal(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2) {
- return std::equal(__first1, __last1, __first2, __last2, __equal_to());
-}
-
-#endif // _LIBCPP_STD_VER >= 14
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/for_each.h b/libcxx/include/__cxx03/__algorithm/for_each.h
index b1b16d46127cb..f79eb434465cf 100644
--- a/libcxx/include/__cxx03/__algorithm/for_each.h
+++ b/libcxx/include/__cxx03/__algorithm/for_each.h
@@ -33,21 +33,6 @@ for_each(_InputIterator __first, _InputIterator __last, _Function __f) {
return __f;
}
-// __movable_box is available in C++20, but is actually a copyable-box, so optimization is only correct in C++23
-#if _LIBCPP_STD_VER >= 23
-template <class _SegmentedIterator, class _Function>
- requires __is_segmented_iterator<_SegmentedIterator>::value
-_LIBCPP_HIDE_FROM_ABI constexpr _Function
-for_each(_SegmentedIterator __first, _SegmentedIterator __last, _Function __func) {
- ranges::__movable_box<_Function> __wrapped_func(in_place, std::move(__func));
- std::__for_each_segment(__first, __last, [&](auto __lfirst, auto __llast) {
- __wrapped_func =
- ranges::__movable_box<_Function>(in_place, std::for_each(__lfirst, __llast, std::move(*__wrapped_func)));
- });
- return std::move(*__wrapped_func);
-}
-#endif // _LIBCPP_STD_VER >= 23
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/is_permutation.h b/libcxx/include/__cxx03/__algorithm/is_permutation.h
index 558077f8ab81f..3089acf119845 100644
--- a/libcxx/include/__cxx03/__algorithm/is_permutation.h
+++ b/libcxx/include/__cxx03/__algorithm/is_permutation.h
@@ -33,18 +33,6 @@ _LIBCPP_BEGIN_NAMESPACE_STD
template <class _Iter1, class _Sent1, class _Iter2, class _Sent2, class = void>
struct _ConstTimeDistance : false_type {};
-#if _LIBCPP_STD_VER >= 20
-
-template <class _Iter1, class _Sent1, class _Iter2, class _Sent2>
-struct _ConstTimeDistance<_Iter1,
- _Sent1,
- _Iter2,
- _Sent2,
- __enable_if_t< sized_sentinel_for<_Sent1, _Iter1> && sized_sentinel_for<_Sent2, _Iter2> >>
- : true_type {};
-
-#else
-
template <class _Iter1, class _Iter2>
struct _ConstTimeDistance<
_Iter1,
@@ -55,8 +43,6 @@ struct _ConstTimeDistance<
is_same<typename iterator_traits<_Iter2>::iterator_category, random_access_iterator_tag>::value > >
: true_type {};
-#endif // _LIBCPP_STD_VER >= 20
-
// Internal functions
// For each element in [f1, l1) see if there are the same number of equal elements in [f2, l2)
@@ -261,45 +247,6 @@ is_permutation(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIt
return std::is_permutation(__first1, __last1, __first2, __equal_to());
}
-#if _LIBCPP_STD_VER >= 14
-
-// 2+2 iterators
-template <class _ForwardIterator1, class _ForwardIterator2>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
- _ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2 __first2, _ForwardIterator2 __last2) {
- return std::__is_permutation<_ClassicAlgPolicy>(
- std::move(__first1),
- std::move(__last1),
- std::move(__first2),
- std::move(__last2),
- __equal_to(),
- __identity(),
- __identity());
-}
-
-// 2+2 iterators, predicate
-template <class _ForwardIterator1, class _ForwardIterator2, class _BinaryPredicate>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool is_permutation(
- _ForwardIterator1 __first1,
- _ForwardIterator1 __last1,
- _ForwardIterator2 __first2,
- _ForwardIterator2 __last2,
- _BinaryPredicate __pred) {
- static_assert(__is_callable<_BinaryPredicate, decltype(*__first1), decltype(*__first2)>::value,
- "The predicate has to be callable");
-
- return std::__is_permutation<_ClassicAlgPolicy>(
- std::move(__first1),
- std::move(__last1),
- std::move(__first2),
- std::move(__last2),
- __pred,
- __identity(),
- __identity());
-}
-
-#endif // _LIBCPP_STD_VER >= 14
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/iterator_operations.h b/libcxx/include/__cxx03/__algorithm/iterator_operations.h
index 6ed7d537134ed..c594723e7d906 100644
--- a/libcxx/include/__cxx03/__algorithm/iterator_operations.h
+++ b/libcxx/include/__cxx03/__algorithm/iterator_operations.h
@@ -37,31 +37,6 @@ _LIBCPP_BEGIN_NAMESPACE_STD
template <class _AlgPolicy>
struct _IterOps;
-#if _LIBCPP_STD_VER >= 20
-struct _RangeAlgPolicy {};
-
-template <>
-struct _IterOps<_RangeAlgPolicy> {
- template <class _Iter>
- using __value_type = iter_value_t<_Iter>;
-
- template <class _Iter>
- using __iterator_category = ranges::__iterator_concept<_Iter>;
-
- template <class _Iter>
- using __difference_type = iter_difference_t<_Iter>;
-
- static constexpr auto advance = ranges::advance;
- static constexpr auto distance = ranges::distance;
- static constexpr auto __iter_move = ranges::iter_move;
- static constexpr auto iter_swap = ranges::iter_swap;
- static constexpr auto next = ranges::next;
- static constexpr auto prev = ranges::prev;
- static constexpr auto __advance_to = ranges::advance;
-};
-
-#endif
-
struct _ClassicAlgPolicy {};
template <>
diff --git a/libcxx/include/__cxx03/__algorithm/make_projected.h b/libcxx/include/__cxx03/__algorithm/make_projected.h
index be36426d3b58e..68cda60d4e473 100644
--- a/libcxx/include/__cxx03/__algorithm/make_projected.h
+++ b/libcxx/include/__cxx03/__algorithm/make_projected.h
@@ -73,33 +73,4 @@ _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR _Pred& __make_projected(_Pred& __pred, _
_LIBCPP_END_NAMESPACE_STD
-#if _LIBCPP_STD_VER >= 20
-
-_LIBCPP_BEGIN_NAMESPACE_STD
-
-namespace ranges {
-
-template <class _Comp, class _Proj1, class _Proj2>
-_LIBCPP_HIDE_FROM_ABI constexpr decltype(auto) __make_projected_comp(_Comp& __comp, _Proj1& __proj1, _Proj2& __proj2) {
- if constexpr (__is_identity<decay_t<_Proj1>>::value && __is_identity<decay_t<_Proj2>>::value &&
- !is_member_pointer_v<decay_t<_Comp>>) {
- // Avoid creating the lambda and just use the pristine comparator -- for certain algorithms, this would enable
- // optimizations that rely on the type of the comparator.
- return __comp;
-
- } else {
- return [&](auto&& __lhs, auto&& __rhs) -> bool {
- return std::invoke(__comp,
- std::invoke(__proj1, std::forward<decltype(__lhs)>(__lhs)),
- std::invoke(__proj2, std::forward<decltype(__rhs)>(__rhs)));
- };
- }
-}
-
-} // namespace ranges
-
-_LIBCPP_END_NAMESPACE_STD
-
-#endif // _LIBCPP_STD_VER >= 20
-
#endif // _LIBCPP___CXX03___ALGORITHM_MAKE_PROJECTED_H
diff --git a/libcxx/include/__cxx03/__algorithm/max.h b/libcxx/include/__cxx03/__algorithm/max.h
index 7b13e78c2761a..50dfd03843bdd 100644
--- a/libcxx/include/__cxx03/__algorithm/max.h
+++ b/libcxx/include/__cxx03/__algorithm/max.h
@@ -35,21 +35,6 @@ max(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b)
return std::max(__a, __b, __less<>());
}
-#ifndef _LIBCPP_CXX03_LANG
-
-template <class _Tp, class _Compare>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp
-max(initializer_list<_Tp> __t, _Compare __comp) {
- return *std::__max_element<__comp_ref_type<_Compare> >(__t.begin(), __t.end(), __comp);
-}
-
-template <class _Tp>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp max(initializer_list<_Tp> __t) {
- return *std::max_element(__t.begin(), __t.end(), __less<>());
-}
-
-#endif // _LIBCPP_CXX03_LANG
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/min.h b/libcxx/include/__cxx03/__algorithm/min.h
index 751c53a953828..b617f857102d4 100644
--- a/libcxx/include/__cxx03/__algorithm/min.h
+++ b/libcxx/include/__cxx03/__algorithm/min.h
@@ -35,21 +35,6 @@ min(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __b)
return std::min(__a, __b, __less<>());
}
-#ifndef _LIBCPP_CXX03_LANG
-
-template <class _Tp, class _Compare>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp
-min(initializer_list<_Tp> __t, _Compare __comp) {
- return *std::__min_element<__comp_ref_type<_Compare> >(__t.begin(), __t.end(), __comp);
-}
-
-template <class _Tp>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 _Tp min(initializer_list<_Tp> __t) {
- return *std::min_element(__t.begin(), __t.end(), __less<>());
-}
-
-#endif // _LIBCPP_CXX03_LANG
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/minmax.h b/libcxx/include/__cxx03/__algorithm/minmax.h
index 6569dafa3aafc..609bc623b913c 100644
--- a/libcxx/include/__cxx03/__algorithm/minmax.h
+++ b/libcxx/include/__cxx03/__algorithm/minmax.h
@@ -34,25 +34,6 @@ minmax(_LIBCPP_LIFETIMEBOUND const _Tp& __a, _LIBCPP_LIFETIMEBOUND const _Tp& __
return std::minmax(__a, __b, __less<>());
}
-#ifndef _LIBCPP_CXX03_LANG
-
-template <class _Tp, class _Compare>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 pair<_Tp, _Tp>
-minmax(initializer_list<_Tp> __t, _Compare __comp) {
- static_assert(__is_callable<_Compare, _Tp, _Tp>::value, "The comparator has to be callable");
- __identity __proj;
- auto __ret = std::__minmax_element_impl(__t.begin(), __t.end(), __comp, __proj);
- return pair<_Tp, _Tp>(*__ret.first, *__ret.second);
-}
-
-template <class _Tp>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX14 pair<_Tp, _Tp>
-minmax(initializer_list<_Tp> __t) {
- return std::minmax(__t, __less<>());
-}
-
-#endif // _LIBCPP_CXX03_LANG
-
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___CXX03___ALGORITHM_MINMAX_H
diff --git a/libcxx/include/__cxx03/__algorithm/mismatch.h b/libcxx/include/__cxx03/__algorithm/mismatch.h
index 163bc8fb165c0..baf464c25e86f 100644
--- a/libcxx/include/__cxx03/__algorithm/mismatch.h
+++ b/libcxx/include/__cxx03/__algorithm/mismatch.h
@@ -164,52 +164,6 @@ mismatch(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __fi
return std::mismatch(__first1, __last1, __first2, __equal_to());
}
-#if _LIBCPP_STD_VER >= 14
-template <class _Iter1, class _Sent1, class _Iter2, class _Sent2, class _Pred, class _Proj1, class _Proj2>
-_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_Iter1, _Iter2> __mismatch(
- _Iter1 __first1, _Sent1 __last1, _Iter2 __first2, _Sent2 __last2, _Pred& __pred, _Proj1& __proj1, _Proj2& __proj2) {
- while (__first1 != __last1 && __first2 != __last2) {
- if (!std::__invoke(__pred, std::__invoke(__proj1, *__first1), std::__invoke(__proj2, *__first2)))
- break;
- ++__first1;
- ++__first2;
- }
- return {std::move(__first1), std::move(__first2)};
-}
-
-template <class _Tp, class _Pred, class _Proj1, class _Proj2>
-_LIBCPP_NODISCARD _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_Tp*, _Tp*>
-__mismatch(_Tp* __first1, _Tp* __last1, _Tp* __first2, _Tp* __last2, _Pred& __pred, _Proj1& __proj1, _Proj2& __proj2) {
- auto __len = std::min(__last1 - __first1, __last2 - __first2);
- return std::__mismatch(__first1, __first1 + __len, __first2, __pred, __proj1, __proj2);
-}
-
-template <class _InputIterator1, class _InputIterator2, class _BinaryPredicate>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_InputIterator1, _InputIterator2>
-mismatch(_InputIterator1 __first1,
- _InputIterator1 __last1,
- _InputIterator2 __first2,
- _InputIterator2 __last2,
- _BinaryPredicate __pred) {
- __identity __proj;
- auto __res = std::__mismatch(
- std::__unwrap_iter(__first1),
- std::__unwrap_iter(__last1),
- std::__unwrap_iter(__first2),
- std::__unwrap_iter(__last2),
- __pred,
- __proj,
- __proj);
- return {std::__rewrap_iter(__first1, __res.first), std::__rewrap_iter(__first2, __res.second)};
-}
-
-template <class _InputIterator1, class _InputIterator2>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 pair<_InputIterator1, _InputIterator2>
-mismatch(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2) {
- return std::mismatch(__first1, __last1, __first2, __last2, __equal_to());
-}
-#endif
-
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
diff --git a/libcxx/include/__cxx03/__algorithm/search.h b/libcxx/include/__cxx03/__algorithm/search.h
index fd9aa0e4ffc77..f235510c33905 100644
--- a/libcxx/include/__cxx03/__algorithm/search.h
+++ b/libcxx/include/__cxx03/__algorithm/search.h
@@ -177,15 +177,6 @@ search(_ForwardIterator1 __first1, _ForwardIterator1 __last1, _ForwardIterator2
return std::search(__first1, __last1, __first2, __last2, __equal_to());
}
-#if _LIBCPP_STD_VER >= 17
-template <class _ForwardIterator, class _Searcher>
-[[nodiscard]] _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 _ForwardIterator
-search(_ForwardIterator __f, _ForwardIterator __l, const _Searcher& __s) {
- return __s(__f, __l).first;
-}
-
-#endif
-
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___CXX03___ALGORITHM_SEARCH_H
diff --git a/libcxx/include/__cxx03/__algorithm/shuffle.h b/libcxx/include/__cxx03/__algorithm/shuffle.h
index abb96bce40236..173af1bf25290 100644
--- a/libcxx/include/__cxx03/__algorithm/shuffle.h
+++ b/libcxx/include/__cxx03/__algorithm/shuffle.h
@@ -62,7 +62,6 @@ class _LIBCPP_EXPORTED_FROM_ABI __libcpp_debug_randomizer {
}
};
-#if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_RANDOM_SHUFFLE) || defined(_LIBCPP_BUILDING_LIBRARY)
class _LIBCPP_EXPORTED_FROM_ABI __rs_default;
_LIBCPP_EXPORTED_FROM_ABI __rs_default __rs_get();
@@ -111,14 +110,7 @@ random_shuffle(_RandomAccessIterator __first, _RandomAccessIterator __last) {
template <class _RandomAccessIterator, class _RandomNumberGenerator>
_LIBCPP_HIDE_FROM_ABI _LIBCPP_DEPRECATED_IN_CXX14 void
-random_shuffle(_RandomAccessIterator __first,
- _RandomAccessIterator __last,
-# ifndef _LIBCPP_CXX03_LANG
- _RandomNumberGenerator&& __rand)
-# else
- _RandomNumberGenerator& __rand)
-# endif
-{
+random_shuffle(_RandomAccessIterator __first, _RandomAccessIterator __last, _RandomNumberGenerator&& __rand) {
typedef typename iterator_traits<_RandomAccessIterator>::difference_type difference_type;
difference_type __d = __last - __first;
if (__d > 1) {
@@ -129,7 +121,6 @@ random_shuffle(_RandomAccessIterator __first,
}
}
}
-#endif
template <class _AlgPolicy, class _RandomAccessIterator, class _Sentinel, class _UniformRandomNumberGenerator>
_LIBCPP_HIDE_FROM_ABI _RandomAccessIterator
diff --git a/libcxx/include/__cxx03/__algorithm/simd_utils.h b/libcxx/include/__cxx03/__algorithm/simd_utils.h
index 1cd6ae2893672..7b0e825afaa1f 100644
--- a/libcxx/include/__cxx03/__algorithm/simd_utils.h
+++ b/libcxx/include/__cxx03/__algorithm/simd_utils.h
@@ -27,11 +27,7 @@ _LIBCPP_PUSH_MACROS
#include <__cxx03/__undef_macros>
// TODO: Find out how altivec changes things and allow vectorizations there too.
-#if _LIBCPP_STD_VER >= 14 && defined(_LIBCPP_CLANG_VER) && !defined(__ALTIVEC__)
-# define _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS 1
-#else
-# define _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS 0
-#endif
+#define _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS 0
#if _LIBCPP_HAS_ALGORITHM_VECTOR_UTILS && !defined(__OPTIMIZE_SIZE__)
# define _LIBCPP_VECTORIZE_ALGORITHMS 1
diff --git a/libcxx/include/__cxx03/__algorithm/sort.h b/libcxx/include/__cxx03/__algorithm/sort.h
index f0f1babe731ed..b89843f514673 100644
--- a/libcxx/include/__cxx03/__algorithm/sort.h
+++ b/libcxx/include/__cxx03/__algorithm/sort.h
@@ -135,12 +135,6 @@ template <class _Tp>
struct __is_simple_comparator<less<_Tp>&> : true_type {};
template <class _Tp>
struct __is_simple_comparator<greater<_Tp>&> : true_type {};
-#if _LIBCPP_STD_VER >= 20
-template <>
-struct __is_simple_comparator<ranges::less&> : true_type {};
-template <>
-struct __is_simple_comparator<ranges::greater&> : true_type {};
-#endif
template <class _Compare, class _Iter, class _Tp = typename iterator_traits<_Iter>::value_type>
using __use_branchless_sort =
@@ -966,22 +960,6 @@ _LIBCPP_HIDE_FROM_ABI void __sort_dispatch(_Type* __first, _Type* __last, less<_
std::__sort<__less<_Type>&, _Type*>(__first, __last, __comp);
}
-#if _LIBCPP_STD_VER >= 14
-template <class _AlgPolicy, class _Type, __enable_if_t<__sort_is_specialized_in_library<_Type>::value, int> = 0>
-_LIBCPP_HIDE_FROM_ABI void __sort_dispatch(_Type* __first, _Type* __last, less<>&) {
- __less<_Type> __comp;
- std::__sort<__less<_Type>&, _Type*>(__first, __last, __comp);
-}
-#endif
-
-#if _LIBCPP_STD_VER >= 20
-template <class _AlgPolicy, class _Type, __enable_if_t<__sort_is_specialized_in_library<_Type>::value, int> = 0>
-_LIBCPP_HIDE_FROM_ABI void __sort_dispatch(_Type* __first, _Type* __last, ranges::less&) {
- __less<_Type> __comp;
- std::__sort<__less<_Type>&, _Type*>(__first, __last, __comp);
-}
-#endif
-
template <class _AlgPolicy, class _RandomAccessIterator, class _Comp>
inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 void
__sort_impl(_RandomAccessIterator __first, _RandomAccessIterator __last, _Comp& __comp) {
diff --git a/libcxx/include/__cxx03/__algorithm/three_way_comp_ref_type.h b/libcxx/includ...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/134045
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