blob: e99b800e5cebe2e1a78059b258f7e7a74e3d2349 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// WARNING: This test was generated by generate_feature_test_macro_components.py
// and should not be edited manually.
//
// clang-format off
// <version>
// Test the feature test macros defined by <version>
/* Constant Value
__cpp_lib_addressof_constexpr 201603L [C++17]
__cpp_lib_allocator_traits_is_always_equal 201411L [C++17]
__cpp_lib_any 201606L [C++17]
__cpp_lib_apply 201603L [C++17]
__cpp_lib_array_constexpr 201603L [C++17]
201811L [C++20]
__cpp_lib_as_const 201510L [C++17]
__cpp_lib_assume_aligned 201811L [C++20]
__cpp_lib_atomic_flag_test 201907L [C++20]
__cpp_lib_atomic_float 201711L [C++20]
__cpp_lib_atomic_is_always_lock_free 201603L [C++17]
__cpp_lib_atomic_lock_free_type_aliases 201907L [C++20]
__cpp_lib_atomic_ref 201806L [C++20]
__cpp_lib_atomic_shared_ptr 201711L [C++20]
__cpp_lib_atomic_value_initialization 201911L [C++20]
__cpp_lib_atomic_wait 201907L [C++20]
__cpp_lib_barrier 201907L [C++20]
__cpp_lib_bind_front 201907L [C++20]
__cpp_lib_bit_cast 201806L [C++20]
__cpp_lib_bitops 201907L [C++20]
__cpp_lib_bool_constant 201505L [C++17]
__cpp_lib_bounded_array_traits 201902L [C++20]
__cpp_lib_boyer_moore_searcher 201603L [C++17]
__cpp_lib_byte 201603L [C++17]
__cpp_lib_char8_t 201811L [C++20]
__cpp_lib_chrono 201611L [C++17]
__cpp_lib_chrono_udls 201304L [C++14]
__cpp_lib_clamp 201603L [C++17]
__cpp_lib_complex_udls 201309L [C++14]
__cpp_lib_concepts 202002L [C++20]
__cpp_lib_constexpr_algorithms 201806L [C++20]
__cpp_lib_constexpr_complex 201711L [C++20]
__cpp_lib_constexpr_dynamic_alloc 201907L [C++20]
__cpp_lib_constexpr_functional 201907L [C++20]
__cpp_lib_constexpr_iterator 201811L [C++20]
__cpp_lib_constexpr_memory 201811L [C++20]
__cpp_lib_constexpr_numeric 201911L [C++20]
__cpp_lib_constexpr_string 201907L [C++20]
__cpp_lib_constexpr_string_view 201811L [C++20]
__cpp_lib_constexpr_tuple 201811L [C++20]
__cpp_lib_constexpr_utility 201811L [C++20]
__cpp_lib_constexpr_vector 201907L [C++20]
__cpp_lib_coroutine 201902L [C++20]
__cpp_lib_destroying_delete 201806L [C++20]
__cpp_lib_enable_shared_from_this 201603L [C++17]
__cpp_lib_endian 201907L [C++20]
__cpp_lib_erase_if 202002L [C++20]
__cpp_lib_exchange_function 201304L [C++14]
__cpp_lib_execution 201603L [C++17]
201902L [C++20]
__cpp_lib_filesystem 201703L [C++17]
__cpp_lib_format 201907L [C++20]
__cpp_lib_gcd_lcm 201606L [C++17]
__cpp_lib_generic_associative_lookup 201304L [C++14]
__cpp_lib_generic_unordered_lookup 201811L [C++20]
__cpp_lib_hardware_interference_size 201703L [C++17]
__cpp_lib_has_unique_object_representations 201606L [C++17]
__cpp_lib_hypot 201603L [C++17]
__cpp_lib_incomplete_container_elements 201505L [C++17]
__cpp_lib_int_pow2 202002L [C++20]
__cpp_lib_integer_comparison_functions 202002L [C++20]
__cpp_lib_integer_sequence 201304L [C++14]
__cpp_lib_integral_constant_callable 201304L [C++14]
__cpp_lib_interpolate 201902L [C++20]
__cpp_lib_invoke 201411L [C++17]
__cpp_lib_is_aggregate 201703L [C++17]
__cpp_lib_is_constant_evaluated 201811L [C++20]
__cpp_lib_is_final 201402L [C++14]
__cpp_lib_is_invocable 201703L [C++17]
__cpp_lib_is_layout_compatible 201907L [C++20]
__cpp_lib_is_nothrow_convertible 201806L [C++20]
__cpp_lib_is_null_pointer 201309L [C++14]
__cpp_lib_is_pointer_interconvertible 201907L [C++20]
__cpp_lib_is_scoped_enum 202011L [C++2b]
__cpp_lib_is_swappable 201603L [C++17]
__cpp_lib_jthread 201911L [C++20]
__cpp_lib_latch 201907L [C++20]
__cpp_lib_launder 201606L [C++17]
__cpp_lib_list_remove_return_type 201806L [C++20]
__cpp_lib_logical_traits 201510L [C++17]
__cpp_lib_make_from_tuple 201606L [C++17]
__cpp_lib_make_reverse_iterator 201402L [C++14]
__cpp_lib_make_unique 201304L [C++14]
__cpp_lib_map_try_emplace 201411L [C++17]
__cpp_lib_math_constants 201907L [C++20]
__cpp_lib_math_special_functions 201603L [C++17]
__cpp_lib_memory_resource 201603L [C++17]
__cpp_lib_node_extract 201606L [C++17]
__cpp_lib_nonmember_container_access 201411L [C++17]
__cpp_lib_not_fn 201603L [C++17]
__cpp_lib_null_iterators 201304L [C++14]
__cpp_lib_optional 201606L [C++17]
__cpp_lib_parallel_algorithm 201603L [C++17]
__cpp_lib_polymorphic_allocator 201902L [C++20]
__cpp_lib_quoted_string_io 201304L [C++14]
__cpp_lib_ranges 201811L [C++20]
__cpp_lib_raw_memory_algorithms 201606L [C++17]
__cpp_lib_remove_cvref 201711L [C++20]
__cpp_lib_result_of_sfinae 201210L [C++14]
__cpp_lib_robust_nonmodifying_seq_ops 201304L [C++14]
__cpp_lib_sample 201603L [C++17]
__cpp_lib_scoped_lock 201703L [C++17]
__cpp_lib_semaphore 201907L [C++20]
__cpp_lib_shared_mutex 201505L [C++17]
__cpp_lib_shared_ptr_arrays 201611L [C++17]
__cpp_lib_shared_ptr_weak_type 201606L [C++17]
__cpp_lib_shared_timed_mutex 201402L [C++14]
__cpp_lib_shift 201806L [C++20]
__cpp_lib_smart_ptr_for_overwrite 202002L [C++20]
__cpp_lib_source_location 201907L [C++20]
__cpp_lib_span 202002L [C++20]
__cpp_lib_ssize 201902L [C++20]
__cpp_lib_stacktrace 202011L [C++2b]
__cpp_lib_starts_ends_with 201711L [C++20]
__cpp_lib_stdatomic_h 202011L [C++2b]
__cpp_lib_string_contains 202011L [C++2b]
__cpp_lib_string_udls 201304L [C++14]
__cpp_lib_string_view 201606L [C++17]
201803L [C++20]
__cpp_lib_syncbuf 201803L [C++20]
__cpp_lib_three_way_comparison 201907L [C++20]
__cpp_lib_to_address 201711L [C++20]
__cpp_lib_to_array 201907L [C++20]
__cpp_lib_to_chars 201611L [C++17]
__cpp_lib_transformation_trait_aliases 201304L [C++14]
__cpp_lib_transparent_operators 201210L [C++14]
201510L [C++17]
__cpp_lib_tuple_element_t 201402L [C++14]
__cpp_lib_tuples_by_type 201304L [C++14]
__cpp_lib_type_trait_variable_templates 201510L [C++17]
__cpp_lib_uncaught_exceptions 201411L [C++17]
__cpp_lib_unordered_map_try_emplace 201411L [C++17]
__cpp_lib_unwrap_ref 201811L [C++20]
__cpp_lib_variant 201606L [C++17]
__cpp_lib_void_t 201411L [C++17]
*/
#include <version>
#include "test_macros.h"
#if TEST_STD_VER < 14
# ifdef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should not be defined before c++17"
# endif
# ifdef __cpp_lib_allocator_traits_is_always_equal
# error "__cpp_lib_allocator_traits_is_always_equal should not be defined before c++17"
# endif
# ifdef __cpp_lib_any
# error "__cpp_lib_any should not be defined before c++17"
# endif
# ifdef __cpp_lib_apply
# error "__cpp_lib_apply should not be defined before c++17"
# endif
# ifdef __cpp_lib_array_constexpr
# error "__cpp_lib_array_constexpr should not be defined before c++17"
# endif
# ifdef __cpp_lib_as_const
# error "__cpp_lib_as_const should not be defined before c++17"
# endif
# ifdef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should not be defined before c++17"
# endif
# ifdef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should not be defined before c++20"
# endif
# ifdef __cpp_lib_barrier
# error "__cpp_lib_barrier should not be defined before c++20"
# endif
# ifdef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should not be defined before c++20"
# endif
# ifdef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should not be defined before c++20"
# endif
# ifdef __cpp_lib_bitops
# error "__cpp_lib_bitops should not be defined before c++20"
# endif
# ifdef __cpp_lib_bool_constant
# error "__cpp_lib_bool_constant should not be defined before c++17"
# endif
# ifdef __cpp_lib_bounded_array_traits
# error "__cpp_lib_bounded_array_traits should not be defined before c++20"
# endif
# ifdef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should not be defined before c++17"
# endif
# ifdef __cpp_lib_byte
# error "__cpp_lib_byte should not be defined before c++17"
# endif
# ifdef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should not be defined before c++20"
# endif
# ifdef __cpp_lib_chrono
# error "__cpp_lib_chrono should not be defined before c++17"
# endif
# ifdef __cpp_lib_chrono_udls
# error "__cpp_lib_chrono_udls should not be defined before c++14"
# endif
# ifdef __cpp_lib_clamp
# error "__cpp_lib_clamp should not be defined before c++17"
# endif
# ifdef __cpp_lib_complex_udls
# error "__cpp_lib_complex_udls should not be defined before c++14"
# endif
# ifdef __cpp_lib_concepts
# error "__cpp_lib_concepts should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_algorithms
# error "__cpp_lib_constexpr_algorithms should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_dynamic_alloc
# error "__cpp_lib_constexpr_dynamic_alloc should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_functional
# error "__cpp_lib_constexpr_functional should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_memory
# error "__cpp_lib_constexpr_memory should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_numeric
# error "__cpp_lib_constexpr_numeric should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string_view
# error "__cpp_lib_constexpr_string_view should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_tuple
# error "__cpp_lib_constexpr_tuple should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_utility
# error "__cpp_lib_constexpr_utility should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_vector
# error "__cpp_lib_constexpr_vector should not be defined before c++20"
# endif
# ifdef __cpp_lib_coroutine
# error "__cpp_lib_coroutine should not be defined before c++20"
# endif
# ifdef __cpp_lib_destroying_delete
# error "__cpp_lib_destroying_delete should not be defined before c++20"
# endif
# ifdef __cpp_lib_enable_shared_from_this
# error "__cpp_lib_enable_shared_from_this should not be defined before c++17"
# endif
# ifdef __cpp_lib_endian
# error "__cpp_lib_endian should not be defined before c++20"
# endif
# ifdef __cpp_lib_erase_if
# error "__cpp_lib_erase_if should not be defined before c++20"
# endif
# ifdef __cpp_lib_exchange_function
# error "__cpp_lib_exchange_function should not be defined before c++14"
# endif
# ifdef __cpp_lib_execution
# error "__cpp_lib_execution should not be defined before c++17"
# endif
# ifdef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should not be defined before c++17"
# endif
# ifdef __cpp_lib_format
# error "__cpp_lib_format should not be defined before c++20"
# endif
# ifdef __cpp_lib_gcd_lcm
# error "__cpp_lib_gcd_lcm should not be defined before c++17"
# endif
# ifdef __cpp_lib_generic_associative_lookup
# error "__cpp_lib_generic_associative_lookup should not be defined before c++14"
# endif
# ifdef __cpp_lib_generic_unordered_lookup
# error "__cpp_lib_generic_unordered_lookup should not be defined before c++20"
# endif
# ifdef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should not be defined before c++17"
# endif
# ifdef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should not be defined before c++17"
# endif
# ifdef __cpp_lib_hypot
# error "__cpp_lib_hypot should not be defined before c++17"
# endif
# ifdef __cpp_lib_incomplete_container_elements
# error "__cpp_lib_incomplete_container_elements should not be defined before c++17"
# endif
# ifdef __cpp_lib_int_pow2
# error "__cpp_lib_int_pow2 should not be defined before c++20"
# endif
# ifdef __cpp_lib_integer_comparison_functions
# error "__cpp_lib_integer_comparison_functions should not be defined before c++20"
# endif
# ifdef __cpp_lib_integer_sequence
# error "__cpp_lib_integer_sequence should not be defined before c++14"
# endif
# ifdef __cpp_lib_integral_constant_callable
# error "__cpp_lib_integral_constant_callable should not be defined before c++14"
# endif
# ifdef __cpp_lib_interpolate
# error "__cpp_lib_interpolate should not be defined before c++20"
# endif
# ifdef __cpp_lib_invoke
# error "__cpp_lib_invoke should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_constant_evaluated
# error "__cpp_lib_is_constant_evaluated should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_final
# error "__cpp_lib_is_final should not be defined before c++14"
# endif
# ifdef __cpp_lib_is_invocable
# error "__cpp_lib_is_invocable should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_layout_compatible
# error "__cpp_lib_is_layout_compatible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_nothrow_convertible
# error "__cpp_lib_is_nothrow_convertible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_null_pointer
# error "__cpp_lib_is_null_pointer should not be defined before c++14"
# endif
# ifdef __cpp_lib_is_pointer_interconvertible
# error "__cpp_lib_is_pointer_interconvertible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_scoped_enum
# error "__cpp_lib_is_scoped_enum should not be defined before c++2b"
# endif
# ifdef __cpp_lib_is_swappable
# error "__cpp_lib_is_swappable should not be defined before c++17"
# endif
# ifdef __cpp_lib_jthread
# error "__cpp_lib_jthread should not be defined before c++20"
# endif
# ifdef __cpp_lib_latch
# error "__cpp_lib_latch should not be defined before c++20"
# endif
# ifdef __cpp_lib_launder
# error "__cpp_lib_launder should not be defined before c++17"
# endif
# ifdef __cpp_lib_list_remove_return_type
# error "__cpp_lib_list_remove_return_type should not be defined before c++20"
# endif
# ifdef __cpp_lib_logical_traits
# error "__cpp_lib_logical_traits should not be defined before c++17"
# endif
# ifdef __cpp_lib_make_from_tuple
# error "__cpp_lib_make_from_tuple should not be defined before c++17"
# endif
# ifdef __cpp_lib_make_reverse_iterator
# error "__cpp_lib_make_reverse_iterator should not be defined before c++14"
# endif
# ifdef __cpp_lib_make_unique
# error "__cpp_lib_make_unique should not be defined before c++14"
# endif
# ifdef __cpp_lib_map_try_emplace
# error "__cpp_lib_map_try_emplace should not be defined before c++17"
# endif
# ifdef __cpp_lib_math_constants
# error "__cpp_lib_math_constants should not be defined before c++20"
# endif
# ifdef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should not be defined before c++17"
# endif
# ifdef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should not be defined before c++17"
# endif
# ifdef __cpp_lib_node_extract
# error "__cpp_lib_node_extract should not be defined before c++17"
# endif
# ifdef __cpp_lib_nonmember_container_access
# error "__cpp_lib_nonmember_container_access should not be defined before c++17"
# endif
# ifdef __cpp_lib_not_fn
# error "__cpp_lib_not_fn should not be defined before c++17"
# endif
# ifdef __cpp_lib_null_iterators
# error "__cpp_lib_null_iterators should not be defined before c++14"
# endif
# ifdef __cpp_lib_optional
# error "__cpp_lib_optional should not be defined before c++17"
# endif
# ifdef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should not be defined before c++17"
# endif
# ifdef __cpp_lib_polymorphic_allocator
# error "__cpp_lib_polymorphic_allocator should not be defined before c++20"
# endif
# ifdef __cpp_lib_quoted_string_io
# error "__cpp_lib_quoted_string_io should not be defined before c++14"
# endif
# ifdef __cpp_lib_ranges
# error "__cpp_lib_ranges should not be defined before c++20"
# endif
# ifdef __cpp_lib_raw_memory_algorithms
# error "__cpp_lib_raw_memory_algorithms should not be defined before c++17"
# endif
# ifdef __cpp_lib_remove_cvref
# error "__cpp_lib_remove_cvref should not be defined before c++20"
# endif
# ifdef __cpp_lib_result_of_sfinae
# error "__cpp_lib_result_of_sfinae should not be defined before c++14"
# endif
# ifdef __cpp_lib_robust_nonmodifying_seq_ops
# error "__cpp_lib_robust_nonmodifying_seq_ops should not be defined before c++14"
# endif
# ifdef __cpp_lib_sample
# error "__cpp_lib_sample should not be defined before c++17"
# endif
# ifdef __cpp_lib_scoped_lock
# error "__cpp_lib_scoped_lock should not be defined before c++17"
# endif
# ifdef __cpp_lib_semaphore
# error "__cpp_lib_semaphore should not be defined before c++20"
# endif
# ifdef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should not be defined before c++17"
# endif
# ifdef __cpp_lib_shared_ptr_arrays
# error "__cpp_lib_shared_ptr_arrays should not be defined before c++17"
# endif
# ifdef __cpp_lib_shared_ptr_weak_type
# error "__cpp_lib_shared_ptr_weak_type should not be defined before c++17"
# endif
# ifdef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should not be defined before c++14"
# endif
# ifdef __cpp_lib_shift
# error "__cpp_lib_shift should not be defined before c++20"
# endif
# ifdef __cpp_lib_smart_ptr_for_overwrite
# error "__cpp_lib_smart_ptr_for_overwrite should not be defined before c++20"
# endif
# ifdef __cpp_lib_source_location
# error "__cpp_lib_source_location should not be defined before c++20"
# endif
# ifdef __cpp_lib_span
# error "__cpp_lib_span should not be defined before c++20"
# endif
# ifdef __cpp_lib_ssize
# error "__cpp_lib_ssize should not be defined before c++20"
# endif
# ifdef __cpp_lib_stacktrace
# error "__cpp_lib_stacktrace should not be defined before c++2b"
# endif
# ifdef __cpp_lib_starts_ends_with
# error "__cpp_lib_starts_ends_with should not be defined before c++20"
# endif
# ifdef __cpp_lib_stdatomic_h
# error "__cpp_lib_stdatomic_h should not be defined before c++2b"
# endif
# ifdef __cpp_lib_string_contains
# error "__cpp_lib_string_contains should not be defined before c++2b"
# endif
# ifdef __cpp_lib_string_udls
# error "__cpp_lib_string_udls should not be defined before c++14"
# endif
# ifdef __cpp_lib_string_view
# error "__cpp_lib_string_view should not be defined before c++17"
# endif
# ifdef __cpp_lib_syncbuf
# error "__cpp_lib_syncbuf should not be defined before c++20"
# endif
# ifdef __cpp_lib_three_way_comparison
# error "__cpp_lib_three_way_comparison should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_address
# error "__cpp_lib_to_address should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_array
# error "__cpp_lib_to_array should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should not be defined before c++17"
# endif
# ifdef __cpp_lib_transformation_trait_aliases
# error "__cpp_lib_transformation_trait_aliases should not be defined before c++14"
# endif
# ifdef __cpp_lib_transparent_operators
# error "__cpp_lib_transparent_operators should not be defined before c++14"
# endif
# ifdef __cpp_lib_tuple_element_t
# error "__cpp_lib_tuple_element_t should not be defined before c++14"
# endif
# ifdef __cpp_lib_tuples_by_type
# error "__cpp_lib_tuples_by_type should not be defined before c++14"
# endif
# ifdef __cpp_lib_type_trait_variable_templates
# error "__cpp_lib_type_trait_variable_templates should not be defined before c++17"
# endif
# ifdef __cpp_lib_uncaught_exceptions
# error "__cpp_lib_uncaught_exceptions should not be defined before c++17"
# endif
# ifdef __cpp_lib_unordered_map_try_emplace
# error "__cpp_lib_unordered_map_try_emplace should not be defined before c++17"
# endif
# ifdef __cpp_lib_unwrap_ref
# error "__cpp_lib_unwrap_ref should not be defined before c++20"
# endif
# ifdef __cpp_lib_variant
# error "__cpp_lib_variant should not be defined before c++17"
# endif
# ifdef __cpp_lib_void_t
# error "__cpp_lib_void_t should not be defined before c++17"
# endif
#elif TEST_STD_VER == 14
# ifdef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should not be defined before c++17"
# endif
# ifdef __cpp_lib_allocator_traits_is_always_equal
# error "__cpp_lib_allocator_traits_is_always_equal should not be defined before c++17"
# endif
# ifdef __cpp_lib_any
# error "__cpp_lib_any should not be defined before c++17"
# endif
# ifdef __cpp_lib_apply
# error "__cpp_lib_apply should not be defined before c++17"
# endif
# ifdef __cpp_lib_array_constexpr
# error "__cpp_lib_array_constexpr should not be defined before c++17"
# endif
# ifdef __cpp_lib_as_const
# error "__cpp_lib_as_const should not be defined before c++17"
# endif
# ifdef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should not be defined before c++17"
# endif
# ifdef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should not be defined before c++20"
# endif
# ifdef __cpp_lib_barrier
# error "__cpp_lib_barrier should not be defined before c++20"
# endif
# ifdef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should not be defined before c++20"
# endif
# ifdef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should not be defined before c++20"
# endif
# ifdef __cpp_lib_bitops
# error "__cpp_lib_bitops should not be defined before c++20"
# endif
# ifdef __cpp_lib_bool_constant
# error "__cpp_lib_bool_constant should not be defined before c++17"
# endif
# ifdef __cpp_lib_bounded_array_traits
# error "__cpp_lib_bounded_array_traits should not be defined before c++20"
# endif
# ifdef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should not be defined before c++17"
# endif
# ifdef __cpp_lib_byte
# error "__cpp_lib_byte should not be defined before c++17"
# endif
# ifdef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should not be defined before c++20"
# endif
# ifdef __cpp_lib_chrono
# error "__cpp_lib_chrono should not be defined before c++17"
# endif
# ifndef __cpp_lib_chrono_udls
# error "__cpp_lib_chrono_udls should be defined in c++14"
# endif
# if __cpp_lib_chrono_udls != 201304L
# error "__cpp_lib_chrono_udls should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_clamp
# error "__cpp_lib_clamp should not be defined before c++17"
# endif
# ifndef __cpp_lib_complex_udls
# error "__cpp_lib_complex_udls should be defined in c++14"
# endif
# if __cpp_lib_complex_udls != 201309L
# error "__cpp_lib_complex_udls should have the value 201309L in c++14"
# endif
# ifdef __cpp_lib_concepts
# error "__cpp_lib_concepts should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_algorithms
# error "__cpp_lib_constexpr_algorithms should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_dynamic_alloc
# error "__cpp_lib_constexpr_dynamic_alloc should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_functional
# error "__cpp_lib_constexpr_functional should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_memory
# error "__cpp_lib_constexpr_memory should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_numeric
# error "__cpp_lib_constexpr_numeric should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string_view
# error "__cpp_lib_constexpr_string_view should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_tuple
# error "__cpp_lib_constexpr_tuple should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_utility
# error "__cpp_lib_constexpr_utility should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_vector
# error "__cpp_lib_constexpr_vector should not be defined before c++20"
# endif
# ifdef __cpp_lib_coroutine
# error "__cpp_lib_coroutine should not be defined before c++20"
# endif
# ifdef __cpp_lib_destroying_delete
# error "__cpp_lib_destroying_delete should not be defined before c++20"
# endif
# ifdef __cpp_lib_enable_shared_from_this
# error "__cpp_lib_enable_shared_from_this should not be defined before c++17"
# endif
# ifdef __cpp_lib_endian
# error "__cpp_lib_endian should not be defined before c++20"
# endif
# ifdef __cpp_lib_erase_if
# error "__cpp_lib_erase_if should not be defined before c++20"
# endif
# ifndef __cpp_lib_exchange_function
# error "__cpp_lib_exchange_function should be defined in c++14"
# endif
# if __cpp_lib_exchange_function != 201304L
# error "__cpp_lib_exchange_function should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_execution
# error "__cpp_lib_execution should not be defined before c++17"
# endif
# ifdef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should not be defined before c++17"
# endif
# ifdef __cpp_lib_format
# error "__cpp_lib_format should not be defined before c++20"
# endif
# ifdef __cpp_lib_gcd_lcm
# error "__cpp_lib_gcd_lcm should not be defined before c++17"
# endif
# ifndef __cpp_lib_generic_associative_lookup
# error "__cpp_lib_generic_associative_lookup should be defined in c++14"
# endif
# if __cpp_lib_generic_associative_lookup != 201304L
# error "__cpp_lib_generic_associative_lookup should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_generic_unordered_lookup
# error "__cpp_lib_generic_unordered_lookup should not be defined before c++20"
# endif
# ifdef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should not be defined before c++17"
# endif
# ifdef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should not be defined before c++17"
# endif
# ifdef __cpp_lib_hypot
# error "__cpp_lib_hypot should not be defined before c++17"
# endif
# ifdef __cpp_lib_incomplete_container_elements
# error "__cpp_lib_incomplete_container_elements should not be defined before c++17"
# endif
# ifdef __cpp_lib_int_pow2
# error "__cpp_lib_int_pow2 should not be defined before c++20"
# endif
# ifdef __cpp_lib_integer_comparison_functions
# error "__cpp_lib_integer_comparison_functions should not be defined before c++20"
# endif
# ifndef __cpp_lib_integer_sequence
# error "__cpp_lib_integer_sequence should be defined in c++14"
# endif
# if __cpp_lib_integer_sequence != 201304L
# error "__cpp_lib_integer_sequence should have the value 201304L in c++14"
# endif
# ifndef __cpp_lib_integral_constant_callable
# error "__cpp_lib_integral_constant_callable should be defined in c++14"
# endif
# if __cpp_lib_integral_constant_callable != 201304L
# error "__cpp_lib_integral_constant_callable should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_interpolate
# error "__cpp_lib_interpolate should not be defined before c++20"
# endif
# ifdef __cpp_lib_invoke
# error "__cpp_lib_invoke should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_constant_evaluated
# error "__cpp_lib_is_constant_evaluated should not be defined before c++20"
# endif
# ifndef __cpp_lib_is_final
# error "__cpp_lib_is_final should be defined in c++14"
# endif
# if __cpp_lib_is_final != 201402L
# error "__cpp_lib_is_final should have the value 201402L in c++14"
# endif
# ifdef __cpp_lib_is_invocable
# error "__cpp_lib_is_invocable should not be defined before c++17"
# endif
# ifdef __cpp_lib_is_layout_compatible
# error "__cpp_lib_is_layout_compatible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_nothrow_convertible
# error "__cpp_lib_is_nothrow_convertible should not be defined before c++20"
# endif
# ifndef __cpp_lib_is_null_pointer
# error "__cpp_lib_is_null_pointer should be defined in c++14"
# endif
# if __cpp_lib_is_null_pointer != 201309L
# error "__cpp_lib_is_null_pointer should have the value 201309L in c++14"
# endif
# ifdef __cpp_lib_is_pointer_interconvertible
# error "__cpp_lib_is_pointer_interconvertible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_scoped_enum
# error "__cpp_lib_is_scoped_enum should not be defined before c++2b"
# endif
# ifdef __cpp_lib_is_swappable
# error "__cpp_lib_is_swappable should not be defined before c++17"
# endif
# ifdef __cpp_lib_jthread
# error "__cpp_lib_jthread should not be defined before c++20"
# endif
# ifdef __cpp_lib_latch
# error "__cpp_lib_latch should not be defined before c++20"
# endif
# ifdef __cpp_lib_launder
# error "__cpp_lib_launder should not be defined before c++17"
# endif
# ifdef __cpp_lib_list_remove_return_type
# error "__cpp_lib_list_remove_return_type should not be defined before c++20"
# endif
# ifdef __cpp_lib_logical_traits
# error "__cpp_lib_logical_traits should not be defined before c++17"
# endif
# ifdef __cpp_lib_make_from_tuple
# error "__cpp_lib_make_from_tuple should not be defined before c++17"
# endif
# ifndef __cpp_lib_make_reverse_iterator
# error "__cpp_lib_make_reverse_iterator should be defined in c++14"
# endif
# if __cpp_lib_make_reverse_iterator != 201402L
# error "__cpp_lib_make_reverse_iterator should have the value 201402L in c++14"
# endif
# ifndef __cpp_lib_make_unique
# error "__cpp_lib_make_unique should be defined in c++14"
# endif
# if __cpp_lib_make_unique != 201304L
# error "__cpp_lib_make_unique should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_map_try_emplace
# error "__cpp_lib_map_try_emplace should not be defined before c++17"
# endif
# ifdef __cpp_lib_math_constants
# error "__cpp_lib_math_constants should not be defined before c++20"
# endif
# ifdef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should not be defined before c++17"
# endif
# ifdef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should not be defined before c++17"
# endif
# ifdef __cpp_lib_node_extract
# error "__cpp_lib_node_extract should not be defined before c++17"
# endif
# ifdef __cpp_lib_nonmember_container_access
# error "__cpp_lib_nonmember_container_access should not be defined before c++17"
# endif
# ifdef __cpp_lib_not_fn
# error "__cpp_lib_not_fn should not be defined before c++17"
# endif
# ifndef __cpp_lib_null_iterators
# error "__cpp_lib_null_iterators should be defined in c++14"
# endif
# if __cpp_lib_null_iterators != 201304L
# error "__cpp_lib_null_iterators should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_optional
# error "__cpp_lib_optional should not be defined before c++17"
# endif
# ifdef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should not be defined before c++17"
# endif
# ifdef __cpp_lib_polymorphic_allocator
# error "__cpp_lib_polymorphic_allocator should not be defined before c++20"
# endif
# ifndef __cpp_lib_quoted_string_io
# error "__cpp_lib_quoted_string_io should be defined in c++14"
# endif
# if __cpp_lib_quoted_string_io != 201304L
# error "__cpp_lib_quoted_string_io should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_ranges
# error "__cpp_lib_ranges should not be defined before c++20"
# endif
# ifdef __cpp_lib_raw_memory_algorithms
# error "__cpp_lib_raw_memory_algorithms should not be defined before c++17"
# endif
# ifdef __cpp_lib_remove_cvref
# error "__cpp_lib_remove_cvref should not be defined before c++20"
# endif
# ifndef __cpp_lib_result_of_sfinae
# error "__cpp_lib_result_of_sfinae should be defined in c++14"
# endif
# if __cpp_lib_result_of_sfinae != 201210L
# error "__cpp_lib_result_of_sfinae should have the value 201210L in c++14"
# endif
# ifndef __cpp_lib_robust_nonmodifying_seq_ops
# error "__cpp_lib_robust_nonmodifying_seq_ops should be defined in c++14"
# endif
# if __cpp_lib_robust_nonmodifying_seq_ops != 201304L
# error "__cpp_lib_robust_nonmodifying_seq_ops should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_sample
# error "__cpp_lib_sample should not be defined before c++17"
# endif
# ifdef __cpp_lib_scoped_lock
# error "__cpp_lib_scoped_lock should not be defined before c++17"
# endif
# ifdef __cpp_lib_semaphore
# error "__cpp_lib_semaphore should not be defined before c++20"
# endif
# ifdef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should not be defined before c++17"
# endif
# ifdef __cpp_lib_shared_ptr_arrays
# error "__cpp_lib_shared_ptr_arrays should not be defined before c++17"
# endif
# ifdef __cpp_lib_shared_ptr_weak_type
# error "__cpp_lib_shared_ptr_weak_type should not be defined before c++17"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex)
# ifndef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should be defined in c++14"
# endif
# if __cpp_lib_shared_timed_mutex != 201402L
# error "__cpp_lib_shared_timed_mutex should have the value 201402L in c++14"
# endif
# else
# ifdef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex) is not defined!"
# endif
# endif
# ifdef __cpp_lib_shift
# error "__cpp_lib_shift should not be defined before c++20"
# endif
# ifdef __cpp_lib_smart_ptr_for_overwrite
# error "__cpp_lib_smart_ptr_for_overwrite should not be defined before c++20"
# endif
# ifdef __cpp_lib_source_location
# error "__cpp_lib_source_location should not be defined before c++20"
# endif
# ifdef __cpp_lib_span
# error "__cpp_lib_span should not be defined before c++20"
# endif
# ifdef __cpp_lib_ssize
# error "__cpp_lib_ssize should not be defined before c++20"
# endif
# ifdef __cpp_lib_stacktrace
# error "__cpp_lib_stacktrace should not be defined before c++2b"
# endif
# ifdef __cpp_lib_starts_ends_with
# error "__cpp_lib_starts_ends_with should not be defined before c++20"
# endif
# ifdef __cpp_lib_stdatomic_h
# error "__cpp_lib_stdatomic_h should not be defined before c++2b"
# endif
# ifdef __cpp_lib_string_contains
# error "__cpp_lib_string_contains should not be defined before c++2b"
# endif
# ifndef __cpp_lib_string_udls
# error "__cpp_lib_string_udls should be defined in c++14"
# endif
# if __cpp_lib_string_udls != 201304L
# error "__cpp_lib_string_udls should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_string_view
# error "__cpp_lib_string_view should not be defined before c++17"
# endif
# ifdef __cpp_lib_syncbuf
# error "__cpp_lib_syncbuf should not be defined before c++20"
# endif
# ifdef __cpp_lib_three_way_comparison
# error "__cpp_lib_three_way_comparison should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_address
# error "__cpp_lib_to_address should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_array
# error "__cpp_lib_to_array should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should not be defined before c++17"
# endif
# ifndef __cpp_lib_transformation_trait_aliases
# error "__cpp_lib_transformation_trait_aliases should be defined in c++14"
# endif
# if __cpp_lib_transformation_trait_aliases != 201304L
# error "__cpp_lib_transformation_trait_aliases should have the value 201304L in c++14"
# endif
# ifndef __cpp_lib_transparent_operators
# error "__cpp_lib_transparent_operators should be defined in c++14"
# endif
# if __cpp_lib_transparent_operators != 201210L
# error "__cpp_lib_transparent_operators should have the value 201210L in c++14"
# endif
# ifndef __cpp_lib_tuple_element_t
# error "__cpp_lib_tuple_element_t should be defined in c++14"
# endif
# if __cpp_lib_tuple_element_t != 201402L
# error "__cpp_lib_tuple_element_t should have the value 201402L in c++14"
# endif
# ifndef __cpp_lib_tuples_by_type
# error "__cpp_lib_tuples_by_type should be defined in c++14"
# endif
# if __cpp_lib_tuples_by_type != 201304L
# error "__cpp_lib_tuples_by_type should have the value 201304L in c++14"
# endif
# ifdef __cpp_lib_type_trait_variable_templates
# error "__cpp_lib_type_trait_variable_templates should not be defined before c++17"
# endif
# ifdef __cpp_lib_uncaught_exceptions
# error "__cpp_lib_uncaught_exceptions should not be defined before c++17"
# endif
# ifdef __cpp_lib_unordered_map_try_emplace
# error "__cpp_lib_unordered_map_try_emplace should not be defined before c++17"
# endif
# ifdef __cpp_lib_unwrap_ref
# error "__cpp_lib_unwrap_ref should not be defined before c++20"
# endif
# ifdef __cpp_lib_variant
# error "__cpp_lib_variant should not be defined before c++17"
# endif
# ifdef __cpp_lib_void_t
# error "__cpp_lib_void_t should not be defined before c++17"
# endif
#elif TEST_STD_VER == 17
# if TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700
# ifndef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should be defined in c++17"
# endif
# if __cpp_lib_addressof_constexpr != 201603L
# error "__cpp_lib_addressof_constexpr should have the value 201603L in c++17"
# endif
# else
# ifdef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should not be defined when TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700 is not defined!"
# endif
# endif
# ifndef __cpp_lib_allocator_traits_is_always_equal
# error "__cpp_lib_allocator_traits_is_always_equal should be defined in c++17"
# endif
# if __cpp_lib_allocator_traits_is_always_equal != 201411L
# error "__cpp_lib_allocator_traits_is_always_equal should have the value 201411L in c++17"
# endif
# ifndef __cpp_lib_any
# error "__cpp_lib_any should be defined in c++17"
# endif
# if __cpp_lib_any != 201606L
# error "__cpp_lib_any should have the value 201606L in c++17"
# endif
# ifndef __cpp_lib_apply
# error "__cpp_lib_apply should be defined in c++17"
# endif
# if __cpp_lib_apply != 201603L
# error "__cpp_lib_apply should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_array_constexpr
# error "__cpp_lib_array_constexpr should be defined in c++17"
# endif
# if __cpp_lib_array_constexpr != 201603L
# error "__cpp_lib_array_constexpr should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_as_const
# error "__cpp_lib_as_const should be defined in c++17"
# endif
# if __cpp_lib_as_const != 201510L
# error "__cpp_lib_as_const should have the value 201510L in c++17"
# endif
# ifdef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should not be defined before c++20"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should be defined in c++17"
# endif
# if __cpp_lib_atomic_is_always_lock_free != 201603L
# error "__cpp_lib_atomic_is_always_lock_free should have the value 201603L in c++17"
# endif
# else
# ifdef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# ifdef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should not be defined before c++20"
# endif
# ifdef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should not be defined before c++20"
# endif
# ifdef __cpp_lib_barrier
# error "__cpp_lib_barrier should not be defined before c++20"
# endif
# ifdef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should not be defined before c++20"
# endif
# ifdef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should not be defined before c++20"
# endif
# ifdef __cpp_lib_bitops
# error "__cpp_lib_bitops should not be defined before c++20"
# endif
# ifndef __cpp_lib_bool_constant
# error "__cpp_lib_bool_constant should be defined in c++17"
# endif
# if __cpp_lib_bool_constant != 201505L
# error "__cpp_lib_bool_constant should have the value 201505L in c++17"
# endif
# ifdef __cpp_lib_bounded_array_traits
# error "__cpp_lib_bounded_array_traits should not be defined before c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should be defined in c++17"
# endif
# if __cpp_lib_boyer_moore_searcher != 201603L
# error "__cpp_lib_boyer_moore_searcher should have the value 201603L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_byte
# error "__cpp_lib_byte should be defined in c++17"
# endif
# if __cpp_lib_byte != 201603L
# error "__cpp_lib_byte should have the value 201603L in c++17"
# endif
# ifdef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should not be defined before c++20"
# endif
# ifndef __cpp_lib_chrono
# error "__cpp_lib_chrono should be defined in c++17"
# endif
# if __cpp_lib_chrono != 201611L
# error "__cpp_lib_chrono should have the value 201611L in c++17"
# endif
# ifndef __cpp_lib_chrono_udls
# error "__cpp_lib_chrono_udls should be defined in c++17"
# endif
# if __cpp_lib_chrono_udls != 201304L
# error "__cpp_lib_chrono_udls should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_clamp
# error "__cpp_lib_clamp should be defined in c++17"
# endif
# if __cpp_lib_clamp != 201603L
# error "__cpp_lib_clamp should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_complex_udls
# error "__cpp_lib_complex_udls should be defined in c++17"
# endif
# if __cpp_lib_complex_udls != 201309L
# error "__cpp_lib_complex_udls should have the value 201309L in c++17"
# endif
# ifdef __cpp_lib_concepts
# error "__cpp_lib_concepts should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_algorithms
# error "__cpp_lib_constexpr_algorithms should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_dynamic_alloc
# error "__cpp_lib_constexpr_dynamic_alloc should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_functional
# error "__cpp_lib_constexpr_functional should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_memory
# error "__cpp_lib_constexpr_memory should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_numeric
# error "__cpp_lib_constexpr_numeric should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_string_view
# error "__cpp_lib_constexpr_string_view should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_tuple
# error "__cpp_lib_constexpr_tuple should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_utility
# error "__cpp_lib_constexpr_utility should not be defined before c++20"
# endif
# ifdef __cpp_lib_constexpr_vector
# error "__cpp_lib_constexpr_vector should not be defined before c++20"
# endif
# ifdef __cpp_lib_coroutine
# error "__cpp_lib_coroutine should not be defined before c++20"
# endif
# ifdef __cpp_lib_destroying_delete
# error "__cpp_lib_destroying_delete should not be defined before c++20"
# endif
# ifndef __cpp_lib_enable_shared_from_this
# error "__cpp_lib_enable_shared_from_this should be defined in c++17"
# endif
# if __cpp_lib_enable_shared_from_this != 201603L
# error "__cpp_lib_enable_shared_from_this should have the value 201603L in c++17"
# endif
# ifdef __cpp_lib_endian
# error "__cpp_lib_endian should not be defined before c++20"
# endif
# ifdef __cpp_lib_erase_if
# error "__cpp_lib_erase_if should not be defined before c++20"
# endif
# ifndef __cpp_lib_exchange_function
# error "__cpp_lib_exchange_function should be defined in c++17"
# endif
# if __cpp_lib_exchange_function != 201304L
# error "__cpp_lib_exchange_function should have the value 201304L in c++17"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_execution
# error "__cpp_lib_execution should be defined in c++17"
# endif
# if __cpp_lib_execution != 201603L
# error "__cpp_lib_execution should have the value 201603L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_execution
# error "__cpp_lib_execution should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_filesystem)
# ifndef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should be defined in c++17"
# endif
# if __cpp_lib_filesystem != 201703L
# error "__cpp_lib_filesystem should have the value 201703L in c++17"
# endif
# else
# ifdef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should not be defined when !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_filesystem) is not defined!"
# endif
# endif
# ifdef __cpp_lib_format
# error "__cpp_lib_format should not be defined before c++20"
# endif
# ifndef __cpp_lib_gcd_lcm
# error "__cpp_lib_gcd_lcm should be defined in c++17"
# endif
# if __cpp_lib_gcd_lcm != 201606L
# error "__cpp_lib_gcd_lcm should have the value 201606L in c++17"
# endif
# ifndef __cpp_lib_generic_associative_lookup
# error "__cpp_lib_generic_associative_lookup should be defined in c++17"
# endif
# if __cpp_lib_generic_associative_lookup != 201304L
# error "__cpp_lib_generic_associative_lookup should have the value 201304L in c++17"
# endif
# ifdef __cpp_lib_generic_unordered_lookup
# error "__cpp_lib_generic_unordered_lookup should not be defined before c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should be defined in c++17"
# endif
# if __cpp_lib_hardware_interference_size != 201703L
# error "__cpp_lib_hardware_interference_size should have the value 201703L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if TEST_HAS_BUILTIN_IDENTIFIER(__has_unique_object_representations) || TEST_GCC_VER >= 700
# ifndef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should be defined in c++17"
# endif
# if __cpp_lib_has_unique_object_representations != 201606L
# error "__cpp_lib_has_unique_object_representations should have the value 201606L in c++17"
# endif
# else
# ifdef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should not be defined when TEST_HAS_BUILTIN_IDENTIFIER(__has_unique_object_representations) || TEST_GCC_VER >= 700 is not defined!"
# endif
# endif
# ifndef __cpp_lib_hypot
# error "__cpp_lib_hypot should be defined in c++17"
# endif
# if __cpp_lib_hypot != 201603L
# error "__cpp_lib_hypot should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_incomplete_container_elements
# error "__cpp_lib_incomplete_container_elements should be defined in c++17"
# endif
# if __cpp_lib_incomplete_container_elements != 201505L
# error "__cpp_lib_incomplete_container_elements should have the value 201505L in c++17"
# endif
# ifdef __cpp_lib_int_pow2
# error "__cpp_lib_int_pow2 should not be defined before c++20"
# endif
# ifdef __cpp_lib_integer_comparison_functions
# error "__cpp_lib_integer_comparison_functions should not be defined before c++20"
# endif
# ifndef __cpp_lib_integer_sequence
# error "__cpp_lib_integer_sequence should be defined in c++17"
# endif
# if __cpp_lib_integer_sequence != 201304L
# error "__cpp_lib_integer_sequence should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_integral_constant_callable
# error "__cpp_lib_integral_constant_callable should be defined in c++17"
# endif
# if __cpp_lib_integral_constant_callable != 201304L
# error "__cpp_lib_integral_constant_callable should have the value 201304L in c++17"
# endif
# ifdef __cpp_lib_interpolate
# error "__cpp_lib_interpolate should not be defined before c++20"
# endif
# ifndef __cpp_lib_invoke
# error "__cpp_lib_invoke should be defined in c++17"
# endif
# if __cpp_lib_invoke != 201411L
# error "__cpp_lib_invoke should have the value 201411L in c++17"
# endif
# if TEST_HAS_BUILTIN_IDENTIFIER(__is_aggregate) || TEST_GCC_VER_NEW >= 7001
# ifndef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should be defined in c++17"
# endif
# if __cpp_lib_is_aggregate != 201703L
# error "__cpp_lib_is_aggregate should have the value 201703L in c++17"
# endif
# else
# ifdef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should not be defined when TEST_HAS_BUILTIN_IDENTIFIER(__is_aggregate) || TEST_GCC_VER_NEW >= 7001 is not defined!"
# endif
# endif
# ifdef __cpp_lib_is_constant_evaluated
# error "__cpp_lib_is_constant_evaluated should not be defined before c++20"
# endif
# ifndef __cpp_lib_is_final
# error "__cpp_lib_is_final should be defined in c++17"
# endif
# if __cpp_lib_is_final != 201402L
# error "__cpp_lib_is_final should have the value 201402L in c++17"
# endif
# ifndef __cpp_lib_is_invocable
# error "__cpp_lib_is_invocable should be defined in c++17"
# endif
# if __cpp_lib_is_invocable != 201703L
# error "__cpp_lib_is_invocable should have the value 201703L in c++17"
# endif
# ifdef __cpp_lib_is_layout_compatible
# error "__cpp_lib_is_layout_compatible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_nothrow_convertible
# error "__cpp_lib_is_nothrow_convertible should not be defined before c++20"
# endif
# ifndef __cpp_lib_is_null_pointer
# error "__cpp_lib_is_null_pointer should be defined in c++17"
# endif
# if __cpp_lib_is_null_pointer != 201309L
# error "__cpp_lib_is_null_pointer should have the value 201309L in c++17"
# endif
# ifdef __cpp_lib_is_pointer_interconvertible
# error "__cpp_lib_is_pointer_interconvertible should not be defined before c++20"
# endif
# ifdef __cpp_lib_is_scoped_enum
# error "__cpp_lib_is_scoped_enum should not be defined before c++2b"
# endif
# ifndef __cpp_lib_is_swappable
# error "__cpp_lib_is_swappable should be defined in c++17"
# endif
# if __cpp_lib_is_swappable != 201603L
# error "__cpp_lib_is_swappable should have the value 201603L in c++17"
# endif
# ifdef __cpp_lib_jthread
# error "__cpp_lib_jthread should not be defined before c++20"
# endif
# ifdef __cpp_lib_latch
# error "__cpp_lib_latch should not be defined before c++20"
# endif
# ifndef __cpp_lib_launder
# error "__cpp_lib_launder should be defined in c++17"
# endif
# if __cpp_lib_launder != 201606L
# error "__cpp_lib_launder should have the value 201606L in c++17"
# endif
# ifdef __cpp_lib_list_remove_return_type
# error "__cpp_lib_list_remove_return_type should not be defined before c++20"
# endif
# ifndef __cpp_lib_logical_traits
# error "__cpp_lib_logical_traits should be defined in c++17"
# endif
# if __cpp_lib_logical_traits != 201510L
# error "__cpp_lib_logical_traits should have the value 201510L in c++17"
# endif
# ifndef __cpp_lib_make_from_tuple
# error "__cpp_lib_make_from_tuple should be defined in c++17"
# endif
# if __cpp_lib_make_from_tuple != 201606L
# error "__cpp_lib_make_from_tuple should have the value 201606L in c++17"
# endif
# ifndef __cpp_lib_make_reverse_iterator
# error "__cpp_lib_make_reverse_iterator should be defined in c++17"
# endif
# if __cpp_lib_make_reverse_iterator != 201402L
# error "__cpp_lib_make_reverse_iterator should have the value 201402L in c++17"
# endif
# ifndef __cpp_lib_make_unique
# error "__cpp_lib_make_unique should be defined in c++17"
# endif
# if __cpp_lib_make_unique != 201304L
# error "__cpp_lib_make_unique should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_map_try_emplace
# error "__cpp_lib_map_try_emplace should be defined in c++17"
# endif
# if __cpp_lib_map_try_emplace != 201411L
# error "__cpp_lib_map_try_emplace should have the value 201411L in c++17"
# endif
# ifdef __cpp_lib_math_constants
# error "__cpp_lib_math_constants should not be defined before c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should be defined in c++17"
# endif
# if __cpp_lib_math_special_functions != 201603L
# error "__cpp_lib_math_special_functions should have the value 201603L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should be defined in c++17"
# endif
# if __cpp_lib_memory_resource != 201603L
# error "__cpp_lib_memory_resource should have the value 201603L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_node_extract
# error "__cpp_lib_node_extract should be defined in c++17"
# endif
# if __cpp_lib_node_extract != 201606L
# error "__cpp_lib_node_extract should have the value 201606L in c++17"
# endif
# ifndef __cpp_lib_nonmember_container_access
# error "__cpp_lib_nonmember_container_access should be defined in c++17"
# endif
# if __cpp_lib_nonmember_container_access != 201411L
# error "__cpp_lib_nonmember_container_access should have the value 201411L in c++17"
# endif
# ifndef __cpp_lib_not_fn
# error "__cpp_lib_not_fn should be defined in c++17"
# endif
# if __cpp_lib_not_fn != 201603L
# error "__cpp_lib_not_fn should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_null_iterators
# error "__cpp_lib_null_iterators should be defined in c++17"
# endif
# if __cpp_lib_null_iterators != 201304L
# error "__cpp_lib_null_iterators should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_optional
# error "__cpp_lib_optional should be defined in c++17"
# endif
# if __cpp_lib_optional != 201606L
# error "__cpp_lib_optional should have the value 201606L in c++17"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should be defined in c++17"
# endif
# if __cpp_lib_parallel_algorithm != 201603L
# error "__cpp_lib_parallel_algorithm should have the value 201603L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifdef __cpp_lib_polymorphic_allocator
# error "__cpp_lib_polymorphic_allocator should not be defined before c++20"
# endif
# ifndef __cpp_lib_quoted_string_io
# error "__cpp_lib_quoted_string_io should be defined in c++17"
# endif
# if __cpp_lib_quoted_string_io != 201304L
# error "__cpp_lib_quoted_string_io should have the value 201304L in c++17"
# endif
# ifdef __cpp_lib_ranges
# error "__cpp_lib_ranges should not be defined before c++20"
# endif
# ifndef __cpp_lib_raw_memory_algorithms
# error "__cpp_lib_raw_memory_algorithms should be defined in c++17"
# endif
# if __cpp_lib_raw_memory_algorithms != 201606L
# error "__cpp_lib_raw_memory_algorithms should have the value 201606L in c++17"
# endif
# ifdef __cpp_lib_remove_cvref
# error "__cpp_lib_remove_cvref should not be defined before c++20"
# endif
# ifndef __cpp_lib_result_of_sfinae
# error "__cpp_lib_result_of_sfinae should be defined in c++17"
# endif
# if __cpp_lib_result_of_sfinae != 201210L
# error "__cpp_lib_result_of_sfinae should have the value 201210L in c++17"
# endif
# ifndef __cpp_lib_robust_nonmodifying_seq_ops
# error "__cpp_lib_robust_nonmodifying_seq_ops should be defined in c++17"
# endif
# if __cpp_lib_robust_nonmodifying_seq_ops != 201304L
# error "__cpp_lib_robust_nonmodifying_seq_ops should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_sample
# error "__cpp_lib_sample should be defined in c++17"
# endif
# if __cpp_lib_sample != 201603L
# error "__cpp_lib_sample should have the value 201603L in c++17"
# endif
# ifndef __cpp_lib_scoped_lock
# error "__cpp_lib_scoped_lock should be defined in c++17"
# endif
# if __cpp_lib_scoped_lock != 201703L
# error "__cpp_lib_scoped_lock should have the value 201703L in c++17"
# endif
# ifdef __cpp_lib_semaphore
# error "__cpp_lib_semaphore should not be defined before c++20"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_mutex)
# ifndef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should be defined in c++17"
# endif
# if __cpp_lib_shared_mutex != 201505L
# error "__cpp_lib_shared_mutex should have the value 201505L in c++17"
# endif
# else
# ifdef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_mutex) is not defined!"
# endif
# endif
# ifndef __cpp_lib_shared_ptr_arrays
# error "__cpp_lib_shared_ptr_arrays should be defined in c++17"
# endif
# if __cpp_lib_shared_ptr_arrays != 201611L
# error "__cpp_lib_shared_ptr_arrays should have the value 201611L in c++17"
# endif
# ifndef __cpp_lib_shared_ptr_weak_type
# error "__cpp_lib_shared_ptr_weak_type should be defined in c++17"
# endif
# if __cpp_lib_shared_ptr_weak_type != 201606L
# error "__cpp_lib_shared_ptr_weak_type should have the value 201606L in c++17"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex)
# ifndef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should be defined in c++17"
# endif
# if __cpp_lib_shared_timed_mutex != 201402L
# error "__cpp_lib_shared_timed_mutex should have the value 201402L in c++17"
# endif
# else
# ifdef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex) is not defined!"
# endif
# endif
# ifdef __cpp_lib_shift
# error "__cpp_lib_shift should not be defined before c++20"
# endif
# ifdef __cpp_lib_smart_ptr_for_overwrite
# error "__cpp_lib_smart_ptr_for_overwrite should not be defined before c++20"
# endif
# ifdef __cpp_lib_source_location
# error "__cpp_lib_source_location should not be defined before c++20"
# endif
# ifdef __cpp_lib_span
# error "__cpp_lib_span should not be defined before c++20"
# endif
# ifdef __cpp_lib_ssize
# error "__cpp_lib_ssize should not be defined before c++20"
# endif
# ifdef __cpp_lib_stacktrace
# error "__cpp_lib_stacktrace should not be defined before c++2b"
# endif
# ifdef __cpp_lib_starts_ends_with
# error "__cpp_lib_starts_ends_with should not be defined before c++20"
# endif
# ifdef __cpp_lib_stdatomic_h
# error "__cpp_lib_stdatomic_h should not be defined before c++2b"
# endif
# ifdef __cpp_lib_string_contains
# error "__cpp_lib_string_contains should not be defined before c++2b"
# endif
# ifndef __cpp_lib_string_udls
# error "__cpp_lib_string_udls should be defined in c++17"
# endif
# if __cpp_lib_string_udls != 201304L
# error "__cpp_lib_string_udls should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_string_view
# error "__cpp_lib_string_view should be defined in c++17"
# endif
# if __cpp_lib_string_view != 201606L
# error "__cpp_lib_string_view should have the value 201606L in c++17"
# endif
# ifdef __cpp_lib_syncbuf
# error "__cpp_lib_syncbuf should not be defined before c++20"
# endif
# ifdef __cpp_lib_three_way_comparison
# error "__cpp_lib_three_way_comparison should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_address
# error "__cpp_lib_to_address should not be defined before c++20"
# endif
# ifdef __cpp_lib_to_array
# error "__cpp_lib_to_array should not be defined before c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should be defined in c++17"
# endif
# if __cpp_lib_to_chars != 201611L
# error "__cpp_lib_to_chars should have the value 201611L in c++17"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_transformation_trait_aliases
# error "__cpp_lib_transformation_trait_aliases should be defined in c++17"
# endif
# if __cpp_lib_transformation_trait_aliases != 201304L
# error "__cpp_lib_transformation_trait_aliases should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_transparent_operators
# error "__cpp_lib_transparent_operators should be defined in c++17"
# endif
# if __cpp_lib_transparent_operators != 201510L
# error "__cpp_lib_transparent_operators should have the value 201510L in c++17"
# endif
# ifndef __cpp_lib_tuple_element_t
# error "__cpp_lib_tuple_element_t should be defined in c++17"
# endif
# if __cpp_lib_tuple_element_t != 201402L
# error "__cpp_lib_tuple_element_t should have the value 201402L in c++17"
# endif
# ifndef __cpp_lib_tuples_by_type
# error "__cpp_lib_tuples_by_type should be defined in c++17"
# endif
# if __cpp_lib_tuples_by_type != 201304L
# error "__cpp_lib_tuples_by_type should have the value 201304L in c++17"
# endif
# ifndef __cpp_lib_type_trait_variable_templates
# error "__cpp_lib_type_trait_variable_templates should be defined in c++17"
# endif
# if __cpp_lib_type_trait_variable_templates != 201510L
# error "__cpp_lib_type_trait_variable_templates should have the value 201510L in c++17"
# endif
# ifndef __cpp_lib_uncaught_exceptions
# error "__cpp_lib_uncaught_exceptions should be defined in c++17"
# endif
# if __cpp_lib_uncaught_exceptions != 201411L
# error "__cpp_lib_uncaught_exceptions should have the value 201411L in c++17"
# endif
# ifndef __cpp_lib_unordered_map_try_emplace
# error "__cpp_lib_unordered_map_try_emplace should be defined in c++17"
# endif
# if __cpp_lib_unordered_map_try_emplace != 201411L
# error "__cpp_lib_unordered_map_try_emplace should have the value 201411L in c++17"
# endif
# ifdef __cpp_lib_unwrap_ref
# error "__cpp_lib_unwrap_ref should not be defined before c++20"
# endif
# ifndef __cpp_lib_variant
# error "__cpp_lib_variant should be defined in c++17"
# endif
# if __cpp_lib_variant != 201606L
# error "__cpp_lib_variant should have the value 201606L in c++17"
# endif
# ifndef __cpp_lib_void_t
# error "__cpp_lib_void_t should be defined in c++17"
# endif
# if __cpp_lib_void_t != 201411L
# error "__cpp_lib_void_t should have the value 201411L in c++17"
# endif
#elif TEST_STD_VER == 20
# if TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700
# ifndef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should be defined in c++20"
# endif
# if __cpp_lib_addressof_constexpr != 201603L
# error "__cpp_lib_addressof_constexpr should have the value 201603L in c++20"
# endif
# else
# ifdef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should not be defined when TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700 is not defined!"
# endif
# endif
# ifndef __cpp_lib_allocator_traits_is_always_equal
# error "__cpp_lib_allocator_traits_is_always_equal should be defined in c++20"
# endif
# if __cpp_lib_allocator_traits_is_always_equal != 201411L
# error "__cpp_lib_allocator_traits_is_always_equal should have the value 201411L in c++20"
# endif
# ifndef __cpp_lib_any
# error "__cpp_lib_any should be defined in c++20"
# endif
# if __cpp_lib_any != 201606L
# error "__cpp_lib_any should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_apply
# error "__cpp_lib_apply should be defined in c++20"
# endif
# if __cpp_lib_apply != 201603L
# error "__cpp_lib_apply should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_array_constexpr
# error "__cpp_lib_array_constexpr should be defined in c++20"
# endif
# if __cpp_lib_array_constexpr != 201811L
# error "__cpp_lib_array_constexpr should have the value 201811L in c++20"
# endif
# ifndef __cpp_lib_as_const
# error "__cpp_lib_as_const should be defined in c++20"
# endif
# if __cpp_lib_as_const != 201510L
# error "__cpp_lib_as_const should have the value 201510L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should be defined in c++20"
# endif
# if __cpp_lib_assume_aligned != 201811L
# error "__cpp_lib_assume_aligned should have the value 201811L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should be defined in c++20"
# endif
# if __cpp_lib_atomic_flag_test != 201907L
# error "__cpp_lib_atomic_flag_test should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should be defined in c++20"
# endif
# if __cpp_lib_atomic_float != 201711L
# error "__cpp_lib_atomic_float should have the value 201711L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should be defined in c++20"
# endif
# if __cpp_lib_atomic_is_always_lock_free != 201603L
# error "__cpp_lib_atomic_is_always_lock_free should have the value 201603L in c++20"
# endif
# else
# ifdef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should be defined in c++20"
# endif
# if __cpp_lib_atomic_lock_free_type_aliases != 201907L
# error "__cpp_lib_atomic_lock_free_type_aliases should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should be defined in c++20"
# endif
# if __cpp_lib_atomic_ref != 201806L
# error "__cpp_lib_atomic_ref should have the value 201806L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should be defined in c++20"
# endif
# if __cpp_lib_atomic_shared_ptr != 201711L
# error "__cpp_lib_atomic_shared_ptr should have the value 201711L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should be defined in c++20"
# endif
# if __cpp_lib_atomic_value_initialization != 201911L
# error "__cpp_lib_atomic_value_initialization should have the value 201911L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_atomic_wait)
# ifndef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should be defined in c++20"
# endif
# if __cpp_lib_atomic_wait != 201907L
# error "__cpp_lib_atomic_wait should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_atomic_wait) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_barrier)
# ifndef __cpp_lib_barrier
# error "__cpp_lib_barrier should be defined in c++20"
# endif
# if __cpp_lib_barrier != 201907L
# error "__cpp_lib_barrier should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_barrier
# error "__cpp_lib_barrier should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_barrier) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should be defined in c++20"
# endif
# if __cpp_lib_bind_front != 201907L
# error "__cpp_lib_bind_front should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should be defined in c++20"
# endif
# if __cpp_lib_bit_cast != 201806L
# error "__cpp_lib_bit_cast should have the value 201806L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bitops
# error "__cpp_lib_bitops should be defined in c++20"
# endif
# if __cpp_lib_bitops != 201907L
# error "__cpp_lib_bitops should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bitops
# error "__cpp_lib_bitops should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_bool_constant
# error "__cpp_lib_bool_constant should be defined in c++20"
# endif
# if __cpp_lib_bool_constant != 201505L
# error "__cpp_lib_bool_constant should have the value 201505L in c++20"
# endif
# ifndef __cpp_lib_bounded_array_traits
# error "__cpp_lib_bounded_array_traits should be defined in c++20"
# endif
# if __cpp_lib_bounded_array_traits != 201902L
# error "__cpp_lib_bounded_array_traits should have the value 201902L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should be defined in c++20"
# endif
# if __cpp_lib_boyer_moore_searcher != 201603L
# error "__cpp_lib_boyer_moore_searcher should have the value 201603L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_byte
# error "__cpp_lib_byte should be defined in c++20"
# endif
# if __cpp_lib_byte != 201603L
# error "__cpp_lib_byte should have the value 201603L in c++20"
# endif
# if defined(__cpp_char8_t)
# ifndef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should be defined in c++20"
# endif
# if __cpp_lib_char8_t != 201811L
# error "__cpp_lib_char8_t should have the value 201811L in c++20"
# endif
# else
# ifdef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should not be defined when defined(__cpp_char8_t) is not defined!"
# endif
# endif
# ifndef __cpp_lib_chrono
# error "__cpp_lib_chrono should be defined in c++20"
# endif
# if __cpp_lib_chrono != 201611L
# error "__cpp_lib_chrono should have the value 201611L in c++20"
# endif
# ifndef __cpp_lib_chrono_udls
# error "__cpp_lib_chrono_udls should be defined in c++20"
# endif
# if __cpp_lib_chrono_udls != 201304L
# error "__cpp_lib_chrono_udls should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_clamp
# error "__cpp_lib_clamp should be defined in c++20"
# endif
# if __cpp_lib_clamp != 201603L
# error "__cpp_lib_clamp should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_complex_udls
# error "__cpp_lib_complex_udls should be defined in c++20"
# endif
# if __cpp_lib_complex_udls != 201309L
# error "__cpp_lib_complex_udls should have the value 201309L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_concepts
# error "__cpp_lib_concepts should be defined in c++20"
# endif
# if __cpp_lib_concepts != 202002L
# error "__cpp_lib_concepts should have the value 202002L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_concepts
# error "__cpp_lib_concepts should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_algorithms
# error "__cpp_lib_constexpr_algorithms should be defined in c++20"
# endif
# if __cpp_lib_constexpr_algorithms != 201806L
# error "__cpp_lib_constexpr_algorithms should have the value 201806L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should be defined in c++20"
# endif
# if __cpp_lib_constexpr_complex != 201711L
# error "__cpp_lib_constexpr_complex should have the value 201711L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_dynamic_alloc
# error "__cpp_lib_constexpr_dynamic_alloc should be defined in c++20"
# endif
# if __cpp_lib_constexpr_dynamic_alloc != 201907L
# error "__cpp_lib_constexpr_dynamic_alloc should have the value 201907L in c++20"
# endif
# ifndef __cpp_lib_constexpr_functional
# error "__cpp_lib_constexpr_functional should be defined in c++20"
# endif
# if __cpp_lib_constexpr_functional != 201907L
# error "__cpp_lib_constexpr_functional should have the value 201907L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should be defined in c++20"
# endif
# if __cpp_lib_constexpr_iterator != 201811L
# error "__cpp_lib_constexpr_iterator should have the value 201811L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_memory
# error "__cpp_lib_constexpr_memory should be defined in c++20"
# endif
# if __cpp_lib_constexpr_memory != 201811L
# error "__cpp_lib_constexpr_memory should have the value 201811L in c++20"
# endif
# ifndef __cpp_lib_constexpr_numeric
# error "__cpp_lib_constexpr_numeric should be defined in c++20"
# endif
# if __cpp_lib_constexpr_numeric != 201911L
# error "__cpp_lib_constexpr_numeric should have the value 201911L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should be defined in c++20"
# endif
# if __cpp_lib_constexpr_string != 201907L
# error "__cpp_lib_constexpr_string should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_string_view
# error "__cpp_lib_constexpr_string_view should be defined in c++20"
# endif
# if __cpp_lib_constexpr_string_view != 201811L
# error "__cpp_lib_constexpr_string_view should have the value 201811L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_string_view
# error "__cpp_lib_constexpr_string_view should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_tuple
# error "__cpp_lib_constexpr_tuple should be defined in c++20"
# endif
# if __cpp_lib_constexpr_tuple != 201811L
# error "__cpp_lib_constexpr_tuple should have the value 201811L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_tuple
# error "__cpp_lib_constexpr_tuple should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_utility
# error "__cpp_lib_constexpr_utility should be defined in c++20"
# endif
# if __cpp_lib_constexpr_utility != 201811L
# error "__cpp_lib_constexpr_utility should have the value 201811L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_vector
# error "__cpp_lib_constexpr_vector should be defined in c++20"
# endif
# if __cpp_lib_constexpr_vector != 201907L
# error "__cpp_lib_constexpr_vector should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_vector
# error "__cpp_lib_constexpr_vector should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_coroutine
# error "__cpp_lib_coroutine should be defined in c++20"
# endif
# if __cpp_lib_coroutine != 201902L
# error "__cpp_lib_coroutine should have the value 201902L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_coroutine
# error "__cpp_lib_coroutine should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if TEST_STD_VER > 17 && defined(__cpp_impl_destroying_delete) && __cpp_impl_destroying_delete >= 201806L
# ifndef __cpp_lib_destroying_delete
# error "__cpp_lib_destroying_delete should be defined in c++20"
# endif
# if __cpp_lib_destroying_delete != 201806L
# error "__cpp_lib_destroying_delete should have the value 201806L in c++20"
# endif
# else
# ifdef __cpp_lib_destroying_delete
# error "__cpp_lib_destroying_delete should not be defined when TEST_STD_VER > 17 && defined(__cpp_impl_destroying_delete) && __cpp_impl_destroying_delete >= 201806L is not defined!"
# endif
# endif
# ifndef __cpp_lib_enable_shared_from_this
# error "__cpp_lib_enable_shared_from_this should be defined in c++20"
# endif
# if __cpp_lib_enable_shared_from_this != 201603L
# error "__cpp_lib_enable_shared_from_this should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_endian
# error "__cpp_lib_endian should be defined in c++20"
# endif
# if __cpp_lib_endian != 201907L
# error "__cpp_lib_endian should have the value 201907L in c++20"
# endif
# ifndef __cpp_lib_erase_if
# error "__cpp_lib_erase_if should be defined in c++20"
# endif
# if __cpp_lib_erase_if != 202002L
# error "__cpp_lib_erase_if should have the value 202002L in c++20"
# endif
# ifndef __cpp_lib_exchange_function
# error "__cpp_lib_exchange_function should be defined in c++20"
# endif
# if __cpp_lib_exchange_function != 201304L
# error "__cpp_lib_exchange_function should have the value 201304L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_execution
# error "__cpp_lib_execution should be defined in c++20"
# endif
# if __cpp_lib_execution != 201902L
# error "__cpp_lib_execution should have the value 201902L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_execution
# error "__cpp_lib_execution should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_filesystem)
# ifndef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should be defined in c++20"
# endif
# if __cpp_lib_filesystem != 201703L
# error "__cpp_lib_filesystem should have the value 201703L in c++20"
# endif
# else
# ifdef __cpp_lib_filesystem
# error "__cpp_lib_filesystem should not be defined when !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_filesystem) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_format
# error "__cpp_lib_format should be defined in c++20"
# endif
# if __cpp_lib_format != 201907L
# error "__cpp_lib_format should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_format
# error "__cpp_lib_format should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_gcd_lcm
# error "__cpp_lib_gcd_lcm should be defined in c++20"
# endif
# if __cpp_lib_gcd_lcm != 201606L
# error "__cpp_lib_gcd_lcm should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_generic_associative_lookup
# error "__cpp_lib_generic_associative_lookup should be defined in c++20"
# endif
# if __cpp_lib_generic_associative_lookup != 201304L
# error "__cpp_lib_generic_associative_lookup should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_generic_unordered_lookup
# error "__cpp_lib_generic_unordered_lookup should be defined in c++20"
# endif
# if __cpp_lib_generic_unordered_lookup != 201811L
# error "__cpp_lib_generic_unordered_lookup should have the value 201811L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should be defined in c++20"
# endif
# if __cpp_lib_hardware_interference_size != 201703L
# error "__cpp_lib_hardware_interference_size should have the value 201703L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_hardware_interference_size
# error "__cpp_lib_hardware_interference_size should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if TEST_HAS_BUILTIN_IDENTIFIER(__has_unique_object_representations) || TEST_GCC_VER >= 700
# ifndef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should be defined in c++20"
# endif
# if __cpp_lib_has_unique_object_representations != 201606L
# error "__cpp_lib_has_unique_object_representations should have the value 201606L in c++20"
# endif
# else
# ifdef __cpp_lib_has_unique_object_representations
# error "__cpp_lib_has_unique_object_representations should not be defined when TEST_HAS_BUILTIN_IDENTIFIER(__has_unique_object_representations) || TEST_GCC_VER >= 700 is not defined!"
# endif
# endif
# ifndef __cpp_lib_hypot
# error "__cpp_lib_hypot should be defined in c++20"
# endif
# if __cpp_lib_hypot != 201603L
# error "__cpp_lib_hypot should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_incomplete_container_elements
# error "__cpp_lib_incomplete_container_elements should be defined in c++20"
# endif
# if __cpp_lib_incomplete_container_elements != 201505L
# error "__cpp_lib_incomplete_container_elements should have the value 201505L in c++20"
# endif
# ifndef __cpp_lib_int_pow2
# error "__cpp_lib_int_pow2 should be defined in c++20"
# endif
# if __cpp_lib_int_pow2 != 202002L
# error "__cpp_lib_int_pow2 should have the value 202002L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_integer_comparison_functions
# error "__cpp_lib_integer_comparison_functions should be defined in c++20"
# endif
# if __cpp_lib_integer_comparison_functions != 202002L
# error "__cpp_lib_integer_comparison_functions should have the value 202002L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_integer_comparison_functions
# error "__cpp_lib_integer_comparison_functions should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_integer_sequence
# error "__cpp_lib_integer_sequence should be defined in c++20"
# endif
# if __cpp_lib_integer_sequence != 201304L
# error "__cpp_lib_integer_sequence should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_integral_constant_callable
# error "__cpp_lib_integral_constant_callable should be defined in c++20"
# endif
# if __cpp_lib_integral_constant_callable != 201304L
# error "__cpp_lib_integral_constant_callable should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_interpolate
# error "__cpp_lib_interpolate should be defined in c++20"
# endif
# if __cpp_lib_interpolate != 201902L
# error "__cpp_lib_interpolate should have the value 201902L in c++20"
# endif
# ifndef __cpp_lib_invoke
# error "__cpp_lib_invoke should be defined in c++20"
# endif
# if __cpp_lib_invoke != 201411L
# error "__cpp_lib_invoke should have the value 201411L in c++20"
# endif
# if TEST_HAS_BUILTIN_IDENTIFIER(__is_aggregate) || TEST_GCC_VER_NEW >= 7001
# ifndef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should be defined in c++20"
# endif
# if __cpp_lib_is_aggregate != 201703L
# error "__cpp_lib_is_aggregate should have the value 201703L in c++20"
# endif
# else
# ifdef __cpp_lib_is_aggregate
# error "__cpp_lib_is_aggregate should not be defined when TEST_HAS_BUILTIN_IDENTIFIER(__is_aggregate) || TEST_GCC_VER_NEW >= 7001 is not defined!"
# endif
# endif
# if TEST_HAS_BUILTIN(__builtin_is_constant_evaluated) || TEST_GCC_VER >= 900
# ifndef __cpp_lib_is_constant_evaluated
# error "__cpp_lib_is_constant_evaluated should be defined in c++20"
# endif
# if __cpp_lib_is_constant_evaluated != 201811L
# error "__cpp_lib_is_constant_evaluated should have the value 201811L in c++20"
# endif
# else
# ifdef __cpp_lib_is_constant_evaluated
# error "__cpp_lib_is_constant_evaluated should not be defined when TEST_HAS_BUILTIN(__builtin_is_constant_evaluated) || TEST_GCC_VER >= 900 is not defined!"
# endif
# endif
# ifndef __cpp_lib_is_final
# error "__cpp_lib_is_final should be defined in c++20"
# endif
# if __cpp_lib_is_final != 201402L
# error "__cpp_lib_is_final should have the value 201402L in c++20"
# endif
# ifndef __cpp_lib_is_invocable
# error "__cpp_lib_is_invocable should be defined in c++20"
# endif
# if __cpp_lib_is_invocable != 201703L
# error "__cpp_lib_is_invocable should have the value 201703L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_is_layout_compatible
# error "__cpp_lib_is_layout_compatible should be defined in c++20"
# endif
# if __cpp_lib_is_layout_compatible != 201907L
# error "__cpp_lib_is_layout_compatible should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_is_layout_compatible
# error "__cpp_lib_is_layout_compatible should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_is_nothrow_convertible
# error "__cpp_lib_is_nothrow_convertible should be defined in c++20"
# endif
# if __cpp_lib_is_nothrow_convertible != 201806L
# error "__cpp_lib_is_nothrow_convertible should have the value 201806L in c++20"
# endif
# ifndef __cpp_lib_is_null_pointer
# error "__cpp_lib_is_null_pointer should be defined in c++20"
# endif
# if __cpp_lib_is_null_pointer != 201309L
# error "__cpp_lib_is_null_pointer should have the value 201309L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_is_pointer_interconvertible
# error "__cpp_lib_is_pointer_interconvertible should be defined in c++20"
# endif
# if __cpp_lib_is_pointer_interconvertible != 201907L
# error "__cpp_lib_is_pointer_interconvertible should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_is_pointer_interconvertible
# error "__cpp_lib_is_pointer_interconvertible should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifdef __cpp_lib_is_scoped_enum
# error "__cpp_lib_is_scoped_enum should not be defined before c++2b"
# endif
# ifndef __cpp_lib_is_swappable
# error "__cpp_lib_is_swappable should be defined in c++20"
# endif
# if __cpp_lib_is_swappable != 201603L
# error "__cpp_lib_is_swappable should have the value 201603L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_jthread
# error "__cpp_lib_jthread should be defined in c++20"
# endif
# if __cpp_lib_jthread != 201911L
# error "__cpp_lib_jthread should have the value 201911L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_jthread
# error "__cpp_lib_jthread should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_latch)
# ifndef __cpp_lib_latch
# error "__cpp_lib_latch should be defined in c++20"
# endif
# if __cpp_lib_latch != 201907L
# error "__cpp_lib_latch should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_latch
# error "__cpp_lib_latch should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_latch) is not defined!"
# endif
# endif
# ifndef __cpp_lib_launder
# error "__cpp_lib_launder should be defined in c++20"
# endif
# if __cpp_lib_launder != 201606L
# error "__cpp_lib_launder should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_list_remove_return_type
# error "__cpp_lib_list_remove_return_type should be defined in c++20"
# endif
# if __cpp_lib_list_remove_return_type != 201806L
# error "__cpp_lib_list_remove_return_type should have the value 201806L in c++20"
# endif
# ifndef __cpp_lib_logical_traits
# error "__cpp_lib_logical_traits should be defined in c++20"
# endif
# if __cpp_lib_logical_traits != 201510L
# error "__cpp_lib_logical_traits should have the value 201510L in c++20"
# endif
# ifndef __cpp_lib_make_from_tuple
# error "__cpp_lib_make_from_tuple should be defined in c++20"
# endif
# if __cpp_lib_make_from_tuple != 201606L
# error "__cpp_lib_make_from_tuple should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_make_reverse_iterator
# error "__cpp_lib_make_reverse_iterator should be defined in c++20"
# endif
# if __cpp_lib_make_reverse_iterator != 201402L
# error "__cpp_lib_make_reverse_iterator should have the value 201402L in c++20"
# endif
# ifndef __cpp_lib_make_unique
# error "__cpp_lib_make_unique should be defined in c++20"
# endif
# if __cpp_lib_make_unique != 201304L
# error "__cpp_lib_make_unique should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_map_try_emplace
# error "__cpp_lib_map_try_emplace should be defined in c++20"
# endif
# if __cpp_lib_map_try_emplace != 201411L
# error "__cpp_lib_map_try_emplace should have the value 201411L in c++20"
# endif
# if defined(__cpp_concepts) && __cpp_concepts >= 201811L
# ifndef __cpp_lib_math_constants
# error "__cpp_lib_math_constants should be defined in c++20"
# endif
# if __cpp_lib_math_constants != 201907L
# error "__cpp_lib_math_constants should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_math_constants
# error "__cpp_lib_math_constants should not be defined when defined(__cpp_concepts) && __cpp_concepts >= 201811L is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should be defined in c++20"
# endif
# if __cpp_lib_math_special_functions != 201603L
# error "__cpp_lib_math_special_functions should have the value 201603L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_math_special_functions
# error "__cpp_lib_math_special_functions should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should be defined in c++20"
# endif
# if __cpp_lib_memory_resource != 201603L
# error "__cpp_lib_memory_resource should have the value 201603L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_memory_resource
# error "__cpp_lib_memory_resource should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_node_extract
# error "__cpp_lib_node_extract should be defined in c++20"
# endif
# if __cpp_lib_node_extract != 201606L
# error "__cpp_lib_node_extract should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_nonmember_container_access
# error "__cpp_lib_nonmember_container_access should be defined in c++20"
# endif
# if __cpp_lib_nonmember_container_access != 201411L
# error "__cpp_lib_nonmember_container_access should have the value 201411L in c++20"
# endif
# ifndef __cpp_lib_not_fn
# error "__cpp_lib_not_fn should be defined in c++20"
# endif
# if __cpp_lib_not_fn != 201603L
# error "__cpp_lib_not_fn should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_null_iterators
# error "__cpp_lib_null_iterators should be defined in c++20"
# endif
# if __cpp_lib_null_iterators != 201304L
# error "__cpp_lib_null_iterators should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_optional
# error "__cpp_lib_optional should be defined in c++20"
# endif
# if __cpp_lib_optional != 201606L
# error "__cpp_lib_optional should have the value 201606L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should be defined in c++20"
# endif
# if __cpp_lib_parallel_algorithm != 201603L
# error "__cpp_lib_parallel_algorithm should have the value 201603L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_parallel_algorithm
# error "__cpp_lib_parallel_algorithm should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_polymorphic_allocator
# error "__cpp_lib_polymorphic_allocator should be defined in c++20"
# endif
# if __cpp_lib_polymorphic_allocator != 201902L
# error "__cpp_lib_polymorphic_allocator should have the value 201902L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_polymorphic_allocator
# error "__cpp_lib_polymorphic_allocator should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_quoted_string_io
# error "__cpp_lib_quoted_string_io should be defined in c++20"
# endif
# if __cpp_lib_quoted_string_io != 201304L
# error "__cpp_lib_quoted_string_io should have the value 201304L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_ranges
# error "__cpp_lib_ranges should be defined in c++20"
# endif
# if __cpp_lib_ranges != 201811L
# error "__cpp_lib_ranges should have the value 201811L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_ranges
# error "__cpp_lib_ranges should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_raw_memory_algorithms
# error "__cpp_lib_raw_memory_algorithms should be defined in c++20"
# endif
# if __cpp_lib_raw_memory_algorithms != 201606L
# error "__cpp_lib_raw_memory_algorithms should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_remove_cvref
# error "__cpp_lib_remove_cvref should be defined in c++20"
# endif
# if __cpp_lib_remove_cvref != 201711L
# error "__cpp_lib_remove_cvref should have the value 201711L in c++20"
# endif
# ifndef __cpp_lib_result_of_sfinae
# error "__cpp_lib_result_of_sfinae should be defined in c++20"
# endif
# if __cpp_lib_result_of_sfinae != 201210L
# error "__cpp_lib_result_of_sfinae should have the value 201210L in c++20"
# endif
# ifndef __cpp_lib_robust_nonmodifying_seq_ops
# error "__cpp_lib_robust_nonmodifying_seq_ops should be defined in c++20"
# endif
# if __cpp_lib_robust_nonmodifying_seq_ops != 201304L
# error "__cpp_lib_robust_nonmodifying_seq_ops should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_sample
# error "__cpp_lib_sample should be defined in c++20"
# endif
# if __cpp_lib_sample != 201603L
# error "__cpp_lib_sample should have the value 201603L in c++20"
# endif
# ifndef __cpp_lib_scoped_lock
# error "__cpp_lib_scoped_lock should be defined in c++20"
# endif
# if __cpp_lib_scoped_lock != 201703L
# error "__cpp_lib_scoped_lock should have the value 201703L in c++20"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_semaphore)
# ifndef __cpp_lib_semaphore
# error "__cpp_lib_semaphore should be defined in c++20"
# endif
# if __cpp_lib_semaphore != 201907L
# error "__cpp_lib_semaphore should have the value 201907L in c++20"
# endif
# else
# ifdef __cpp_lib_semaphore
# error "__cpp_lib_semaphore should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_semaphore) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_mutex)
# ifndef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should be defined in c++20"
# endif
# if __cpp_lib_shared_mutex != 201505L
# error "__cpp_lib_shared_mutex should have the value 201505L in c++20"
# endif
# else
# ifdef __cpp_lib_shared_mutex
# error "__cpp_lib_shared_mutex should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_mutex) is not defined!"
# endif
# endif
# ifndef __cpp_lib_shared_ptr_arrays
# error "__cpp_lib_shared_ptr_arrays should be defined in c++20"
# endif
# if __cpp_lib_shared_ptr_arrays != 201611L
# error "__cpp_lib_shared_ptr_arrays should have the value 201611L in c++20"
# endif
# ifndef __cpp_lib_shared_ptr_weak_type
# error "__cpp_lib_shared_ptr_weak_type should be defined in c++20"
# endif
# if __cpp_lib_shared_ptr_weak_type != 201606L
# error "__cpp_lib_shared_ptr_weak_type should have the value 201606L in c++20"
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex)
# ifndef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should be defined in c++20"
# endif
# if __cpp_lib_shared_timed_mutex != 201402L
# error "__cpp_lib_shared_timed_mutex should have the value 201402L in c++20"
# endif
# else
# ifdef __cpp_lib_shared_timed_mutex
# error "__cpp_lib_shared_timed_mutex should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_shared_timed_mutex) is not defined!"
# endif
# endif
# ifndef __cpp_lib_shift
# error "__cpp_lib_shift should be defined in c++20"
# endif
# if __cpp_lib_shift != 201806L
# error "__cpp_lib_shift should have the value 201806L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_smart_ptr_for_overwrite
# error "__cpp_lib_smart_ptr_for_overwrite should be defined in c++20"
# endif
# if __cpp_lib_smart_ptr_for_overwrite != 202002L
# error "__cpp_lib_smart_ptr_for_overwrite should have the value 202002L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_smart_ptr_for_overwrite
# error "__cpp_lib_smart_ptr_for_overwrite should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_source_location
# error "__cpp_lib_source_location should be defined in c++20"
# endif
# if __cpp_lib_source_location != 201907L
# error "__cpp_lib_source_location should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_source_location
# error "__cpp_lib_source_location should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_span
# error "__cpp_lib_span should be defined in c++20"
# endif
# if __cpp_lib_span != 202002L
# error "__cpp_lib_span should have the value 202002L in c++20"
# endif
# ifndef __cpp_lib_ssize
# error "__cpp_lib_ssize should be defined in c++20"
# endif
# if __cpp_lib_ssize != 201902L
# error "__cpp_lib_ssize should have the value 201902L in c++20"
# endif
# ifdef __cpp_lib_stacktrace
# error "__cpp_lib_stacktrace should not be defined before c++2b"
# endif
# ifndef __cpp_lib_starts_ends_with
# error "__cpp_lib_starts_ends_with should be defined in c++20"
# endif
# if __cpp_lib_starts_ends_with != 201711L
# error "__cpp_lib_starts_ends_with should have the value 201711L in c++20"
# endif
# ifdef __cpp_lib_stdatomic_h
# error "__cpp_lib_stdatomic_h should not be defined before c++2b"
# endif
# ifdef __cpp_lib_string_contains
# error "__cpp_lib_string_contains should not be defined before c++2b"
# endif
# ifndef __cpp_lib_string_udls
# error "__cpp_lib_string_udls should be defined in c++20"
# endif
# if __cpp_lib_string_udls != 201304L
# error "__cpp_lib_string_udls should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_string_view
# error "__cpp_lib_string_view should be defined in c++20"
# endif
# if __cpp_lib_string_view != 201803L
# error "__cpp_lib_string_view should have the value 201803L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_syncbuf
# error "__cpp_lib_syncbuf should be defined in c++20"
# endif
# if __cpp_lib_syncbuf != 201803L
# error "__cpp_lib_syncbuf should have the value 201803L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_syncbuf
# error "__cpp_lib_syncbuf should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_three_way_comparison
# error "__cpp_lib_three_way_comparison should be defined in c++20"
# endif
# if __cpp_lib_three_way_comparison != 201907L
# error "__cpp_lib_three_way_comparison should have the value 201907L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_three_way_comparison
# error "__cpp_lib_three_way_comparison should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_to_address
# error "__cpp_lib_to_address should be defined in c++20"
# endif
# if __cpp_lib_to_address != 201711L
# error "__cpp_lib_to_address should have the value 201711L in c++20"
# endif
# ifndef __cpp_lib_to_array
# error "__cpp_lib_to_array should be defined in c++20"
# endif
# if __cpp_lib_to_array != 201907L
# error "__cpp_lib_to_array should have the value 201907L in c++20"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should be defined in c++20"
# endif
# if __cpp_lib_to_chars != 201611L
# error "__cpp_lib_to_chars should have the value 201611L in c++20"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_to_chars
# error "__cpp_lib_to_chars should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_transformation_trait_aliases
# error "__cpp_lib_transformation_trait_aliases should be defined in c++20"
# endif
# if __cpp_lib_transformation_trait_aliases != 201304L
# error "__cpp_lib_transformation_trait_aliases should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_transparent_operators
# error "__cpp_lib_transparent_operators should be defined in c++20"
# endif
# if __cpp_lib_transparent_operators != 201510L
# error "__cpp_lib_transparent_operators should have the value 201510L in c++20"
# endif
# ifndef __cpp_lib_tuple_element_t
# error "__cpp_lib_tuple_element_t should be defined in c++20"
# endif
# if __cpp_lib_tuple_element_t != 201402L
# error "__cpp_lib_tuple_element_t should have the value 201402L in c++20"
# endif
# ifndef __cpp_lib_tuples_by_type
# error "__cpp_lib_tuples_by_type should be defined in c++20"
# endif
# if __cpp_lib_tuples_by_type != 201304L
# error "__cpp_lib_tuples_by_type should have the value 201304L in c++20"
# endif
# ifndef __cpp_lib_type_trait_variable_templates
# error "__cpp_lib_type_trait_variable_templates should be defined in c++20"
# endif
# if __cpp_lib_type_trait_variable_templates != 201510L
# error "__cpp_lib_type_trait_variable_templates should have the value 201510L in c++20"
# endif
# ifndef __cpp_lib_uncaught_exceptions
# error "__cpp_lib_uncaught_exceptions should be defined in c++20"
# endif
# if __cpp_lib_uncaught_exceptions != 201411L
# error "__cpp_lib_uncaught_exceptions should have the value 201411L in c++20"
# endif
# ifndef __cpp_lib_unordered_map_try_emplace
# error "__cpp_lib_unordered_map_try_emplace should be defined in c++20"
# endif
# if __cpp_lib_unordered_map_try_emplace != 201411L
# error "__cpp_lib_unordered_map_try_emplace should have the value 201411L in c++20"
# endif
# ifndef __cpp_lib_unwrap_ref
# error "__cpp_lib_unwrap_ref should be defined in c++20"
# endif
# if __cpp_lib_unwrap_ref != 201811L
# error "__cpp_lib_unwrap_ref should have the value 201811L in c++20"
# endif
# ifndef __cpp_lib_variant
# error "__cpp_lib_variant should be defined in c++20"
# endif
# if __cpp_lib_variant != 201606L
# error "__cpp_lib_variant should have the value 201606L in c++20"
# endif
# ifndef __cpp_lib_void_t
# error "__cpp_lib_void_t should be defined in c++20"
# endif
# if __cpp_lib_void_t != 201411L
# error "__cpp_lib_void_t should have the value 201411L in c++20"
# endif
#elif TEST_STD_VER > 20
# if TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700
# ifndef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should be defined in c++2b"
# endif
# if __cpp_lib_addressof_constexpr != 201603L
# error "__cpp_lib_addressof_constexpr should have the value 201603L in c++2b"
# endif
# else
# ifdef __cpp_lib_addressof_constexpr
# error "__cpp_lib_addressof_constexpr should not be defined when TEST_HAS_BUILTIN(__builtin_addressof) || TEST_GCC_VER >= 700 is not defined!"
# endif
# endif
# ifndef __cpp_lib_allocator_traits_is_always_equal
# error "__cpp_lib_allocator_traits_is_always_equal should be defined in c++2b"
# endif
# if __cpp_lib_allocator_traits_is_always_equal != 201411L
# error "__cpp_lib_allocator_traits_is_always_equal should have the value 201411L in c++2b"
# endif
# ifndef __cpp_lib_any
# error "__cpp_lib_any should be defined in c++2b"
# endif
# if __cpp_lib_any != 201606L
# error "__cpp_lib_any should have the value 201606L in c++2b"
# endif
# ifndef __cpp_lib_apply
# error "__cpp_lib_apply should be defined in c++2b"
# endif
# if __cpp_lib_apply != 201603L
# error "__cpp_lib_apply should have the value 201603L in c++2b"
# endif
# ifndef __cpp_lib_array_constexpr
# error "__cpp_lib_array_constexpr should be defined in c++2b"
# endif
# if __cpp_lib_array_constexpr != 201811L
# error "__cpp_lib_array_constexpr should have the value 201811L in c++2b"
# endif
# ifndef __cpp_lib_as_const
# error "__cpp_lib_as_const should be defined in c++2b"
# endif
# if __cpp_lib_as_const != 201510L
# error "__cpp_lib_as_const should have the value 201510L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should be defined in c++2b"
# endif
# if __cpp_lib_assume_aligned != 201811L
# error "__cpp_lib_assume_aligned should have the value 201811L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_assume_aligned
# error "__cpp_lib_assume_aligned should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should be defined in c++2b"
# endif
# if __cpp_lib_atomic_flag_test != 201907L
# error "__cpp_lib_atomic_flag_test should have the value 201907L in c++2b"
# endif
# else
# ifdef __cpp_lib_atomic_flag_test
# error "__cpp_lib_atomic_flag_test should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should be defined in c++2b"
# endif
# if __cpp_lib_atomic_float != 201711L
# error "__cpp_lib_atomic_float should have the value 201711L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_float
# error "__cpp_lib_atomic_float should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should be defined in c++2b"
# endif
# if __cpp_lib_atomic_is_always_lock_free != 201603L
# error "__cpp_lib_atomic_is_always_lock_free should have the value 201603L in c++2b"
# endif
# else
# ifdef __cpp_lib_atomic_is_always_lock_free
# error "__cpp_lib_atomic_is_always_lock_free should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS)
# ifndef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should be defined in c++2b"
# endif
# if __cpp_lib_atomic_lock_free_type_aliases != 201907L
# error "__cpp_lib_atomic_lock_free_type_aliases should have the value 201907L in c++2b"
# endif
# else
# ifdef __cpp_lib_atomic_lock_free_type_aliases
# error "__cpp_lib_atomic_lock_free_type_aliases should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should be defined in c++2b"
# endif
# if __cpp_lib_atomic_ref != 201806L
# error "__cpp_lib_atomic_ref should have the value 201806L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_ref
# error "__cpp_lib_atomic_ref should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should be defined in c++2b"
# endif
# if __cpp_lib_atomic_shared_ptr != 201711L
# error "__cpp_lib_atomic_shared_ptr should have the value 201711L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_shared_ptr
# error "__cpp_lib_atomic_shared_ptr should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should be defined in c++2b"
# endif
# if __cpp_lib_atomic_value_initialization != 201911L
# error "__cpp_lib_atomic_value_initialization should have the value 201911L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_atomic_value_initialization
# error "__cpp_lib_atomic_value_initialization should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_atomic_wait)
# ifndef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should be defined in c++2b"
# endif
# if __cpp_lib_atomic_wait != 201907L
# error "__cpp_lib_atomic_wait should have the value 201907L in c++2b"
# endif
# else
# ifdef __cpp_lib_atomic_wait
# error "__cpp_lib_atomic_wait should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_atomic_wait) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_barrier)
# ifndef __cpp_lib_barrier
# error "__cpp_lib_barrier should be defined in c++2b"
# endif
# if __cpp_lib_barrier != 201907L
# error "__cpp_lib_barrier should have the value 201907L in c++2b"
# endif
# else
# ifdef __cpp_lib_barrier
# error "__cpp_lib_barrier should not be defined when !defined(_LIBCPP_HAS_NO_THREADS) && !defined(_LIBCPP_AVAILABILITY_DISABLE_FTM___cpp_lib_barrier) is not defined!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should be defined in c++2b"
# endif
# if __cpp_lib_bind_front != 201907L
# error "__cpp_lib_bind_front should have the value 201907L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bind_front
# error "__cpp_lib_bind_front should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should be defined in c++2b"
# endif
# if __cpp_lib_bit_cast != 201806L
# error "__cpp_lib_bit_cast should have the value 201806L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bit_cast
# error "__cpp_lib_bit_cast should not be defined because it is unimplemented in libc++!"
# endif
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_bitops
# error "__cpp_lib_bitops should be defined in c++2b"
# endif
# if __cpp_lib_bitops != 201907L
# error "__cpp_lib_bitops should have the value 201907L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_bitops
# error "__cpp_lib_bitops should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_bool_constant
# error "__cpp_lib_bool_constant should be defined in c++2b"
# endif
# if __cpp_lib_bool_constant != 201505L
# error "__cpp_lib_bool_constant should have the value 201505L in c++2b"
# endif
# ifndef __cpp_lib_bounded_array_traits
# error "__cpp_lib_bounded_array_traits should be defined in c++2b"
# endif
# if __cpp_lib_bounded_array_traits != 201902L
# error "__cpp_lib_bounded_array_traits should have the value 201902L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should be defined in c++2b"
# endif
# if __cpp_lib_boyer_moore_searcher != 201603L
# error "__cpp_lib_boyer_moore_searcher should have the value 201603L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_boyer_moore_searcher
# error "__cpp_lib_boyer_moore_searcher should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_byte
# error "__cpp_lib_byte should be defined in c++2b"
# endif
# if __cpp_lib_byte != 201603L
# error "__cpp_lib_byte should have the value 201603L in c++2b"
# endif
# if defined(__cpp_char8_t)
# ifndef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should be defined in c++2b"
# endif
# if __cpp_lib_char8_t != 201811L
# error "__cpp_lib_char8_t should have the value 201811L in c++2b"
# endif
# else
# ifdef __cpp_lib_char8_t
# error "__cpp_lib_char8_t should not be defined when defined(__cpp_char8_t) is not defined!"
# endif
# endif
# ifndef __cpp_lib_chrono
# error "__cpp_lib_chrono should be defined in c++2b"
# endif
# if __cpp_lib_chrono != 201611L
# error "__cpp_lib_chrono should have the value 201611L in c++2b"
# endif
# ifndef __cpp_lib_chrono_udls
# error "__cpp_lib_chrono_udls should be defined in c++2b"
# endif
# if __cpp_lib_chrono_udls != 201304L
# error "__cpp_lib_chrono_udls should have the value 201304L in c++2b"
# endif
# ifndef __cpp_lib_clamp
# error "__cpp_lib_clamp should be defined in c++2b"
# endif
# if __cpp_lib_clamp != 201603L
# error "__cpp_lib_clamp should have the value 201603L in c++2b"
# endif
# ifndef __cpp_lib_complex_udls
# error "__cpp_lib_complex_udls should be defined in c++2b"
# endif
# if __cpp_lib_complex_udls != 201309L
# error "__cpp_lib_complex_udls should have the value 201309L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_concepts
# error "__cpp_lib_concepts should be defined in c++2b"
# endif
# if __cpp_lib_concepts != 202002L
# error "__cpp_lib_concepts should have the value 202002L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_concepts
# error "__cpp_lib_concepts should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_algorithms
# error "__cpp_lib_constexpr_algorithms should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_algorithms != 201806L
# error "__cpp_lib_constexpr_algorithms should have the value 201806L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_complex != 201711L
# error "__cpp_lib_constexpr_complex should have the value 201711L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_complex
# error "__cpp_lib_constexpr_complex should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_dynamic_alloc
# error "__cpp_lib_constexpr_dynamic_alloc should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_dynamic_alloc != 201907L
# error "__cpp_lib_constexpr_dynamic_alloc should have the value 201907L in c++2b"
# endif
# ifndef __cpp_lib_constexpr_functional
# error "__cpp_lib_constexpr_functional should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_functional != 201907L
# error "__cpp_lib_constexpr_functional should have the value 201907L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_iterator != 201811L
# error "__cpp_lib_constexpr_iterator should have the value 201811L in c++2b"
# endif
# else // _LIBCPP_VERSION
# ifdef __cpp_lib_constexpr_iterator
# error "__cpp_lib_constexpr_iterator should not be defined because it is unimplemented in libc++!"
# endif
# endif
# ifndef __cpp_lib_constexpr_memory
# error "__cpp_lib_constexpr_memory should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_memory != 201811L
# error "__cpp_lib_constexpr_memory should have the value 201811L in c++2b"
# endif
# ifndef __cpp_lib_constexpr_numeric
# error "__cpp_lib_constexpr_numeric should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_numeric != 201911L
# error "__cpp_lib_constexpr_numeric should have the value 201911L in c++2b"
# endif
# if !defined(_LIBCPP_VERSION)
# ifndef __cpp_lib_constexpr_string
# error "__cpp_lib_constexpr_string should be defined in c++2b"
# endif
# if __cpp_lib_constexpr_string != 201907L
# error "__cpp_lib_constexpr_string should have the value 201907L in c++2b"