// RUN: %clang_cc1 -std=c++98 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++11 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++14 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++20 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++23 -fcxx-exceptions -verify %s // RUN: %clang_cc1 -std=c++2c -fcxx-exceptions -verify %s // // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fno-relaxed-template-template-args -DNO_RELAXED_TEMPLATE_TEMPLATE_ARGS=1 -verify %s // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -DCONCEPTS_TS=1 -verify %s // RUN: %clang_cc1 -std=c++14 -fno-rtti -fno-threadsafe-statics -verify %s -DNO_EXCEPTIONS -DNO_RTTI -DNO_THREADSAFE_STATICS // RUN: %clang_cc1 -std=c++14 -fchar8_t -DNO_EXCEPTIONS -DCHAR8_T -verify %s // RUN: %clang_cc1 -std=c++2a -fno-char8_t -DNO_EXCEPTIONS -DNO_CHAR8_T -verify %s // expected-no-diagnostics // FIXME using `defined` in a macro has undefined behavior. #if __cplusplus < 201103L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx98 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx98) #elif __cplusplus < 201402L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx11 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx11) #elif __cplusplus < 201703L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx14 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx14) #elif __cplusplus < 202002L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx17 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx17) #elif __cplusplus < 202302L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx20 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx20) #elif __cplusplus == 202302L #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx23 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx23) #else #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23, cxx26) (cxx26 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx26) #endif // --- C++26 features --- #if check(variadic_friend, 202403, 202403, 202403, 202403, 202403, 202403, 202403) #error "wrong value for __cpp_variadic_friend" #endif #if check(deleted_function, 202403, 202403, 202403, 202403, 202403, 202403, 202403) #error "wrong value for __cpp_deleted_function" #endif #if check(pack_indexing, 202311, 202311, 202311, 202311, 202311, 202311, 202311) #error "wrong value for __cpp_pack_indexing" #endif #if check(placeholder_variables, 202306, 202306, 202306, 202306, 202306, 202306, 202306) #error "wrong value for __cpp_placeholder_variables" #endif // --- C++23 features --- #if check(auto_cast, 0, 0, 0, 0, 0, 202110, 202110) #error "wrong value for __cpp_auto_cast" #endif #if check(implicit_move, 0, 0, 0, 0, 0, 202207, 202207) #error "wrong value for __cpp_implicit_move" #endif #if check(size_t_suffix, 0, 0, 0, 0, 0, 202011, 202011) #error "wrong value for __cpp_size_t_suffix" #endif #if check(if_consteval, 0, 0, 0, 0, 0, 202106, 202106) #error "wrong value for __cpp_if_consteval" #endif #if check(multidimensional_subscript, 0, 0, 0, 0, 0, 202211, 202211) #error "wrong value for __cpp_multidimensional_subscript" #endif #if check(static_call_operator, 0, 202207, 202207, 202207, 202207, 202207, 202207) #error "wrong value for __cpp_static_call_operator" #endif #if check(named_character_escapes, 202207, 202207, 202207, 202207, 202207, 202207, 202207) #error "wrong value for __cpp_named_character_escapes" #endif #if check(explicit_this_parameter, 0, 0, 0, 0, 0, 0, 0) #error "wrong value for __cpp_explicit_this_parameter" #endif // --- C++20 features --- #if check(aggregate_paren_init, 0, 0, 0, 0, 201902, 201902, 201902) #error "wrong value for __cpp_aggregate_paren_init" #endif #if defined(CHAR8_T) ? check(char8_t, 202207, 202207, 202207, 202207, 202207, 202207, 202207) : \ defined(NO_CHAR8_T) ? check(char8_t, 0, 0, 0, 0, 0, 0, 0) : \ check(char8_t, 0, 0, 0, 0, 202207, 202207, 202207) #error "wrong value for __cpp_char8_t" #endif #if check(concepts, 0, 0, 0, 0, 202002, 202002, 202002) #error "wrong value for __cpp_concepts" #endif #if check(conditional_explicit, 0, 0, 0, 0, 201806, 201806, 201806) #error "wrong value for __cpp_conditional_explicit" #endif #if check(consteval, 0, 0, 0, 0, 202211, 202211, 202211) #error "wrong value for __cpp_consteval" #endif // constexpr checked below #if check(constexpr_dynamic_alloc, 0, 0, 0, 0, 201907, 201907, 201907) #error "wrong value for __cpp_constexpr_dynamic_alloc" #endif #if check(constexpr_in_decltype, 0, 201711, 201711, 201711, 201711, 201711, 201711) #error "wrong value for __cpp_constexpr_in_decltype" #endif #if check(constinit, 0, 0, 0, 0, 201907, 201907, 201907) #error "wrong value for __cpp_constinit" #endif // deduction_guides checked below #if check(designated_initializers, 0, 0, 0, 0, 201707, 201707, 201707) #error "wrong value for __cpp_designated_initializers" #endif // generic_lambdas checked below #if check(impl_destroying_delete, 201806, 201806, 201806, 201806, 201806, 201806, 201806) #error "wrong value for __cpp_impl_destroying_delete" #endif #if check(impl_three_way_comparison, 0, 0, 0, 0, 201907, 201907, 201907) #error "wrong value for __cpp_impl_three_way_comparison" #endif #if check(impl_coroutine, 0, 0, 0, 0, 201902L, 201902L, 201902L) #error "wrong value for __cpp_impl_coroutine" #endif // init_captures checked below #if check(modules, 0, 0, 0, 0, 0, 0, 0) // FIXME: 201907 in C++20 #error "wrong value for __cpp_modules" #endif #if check(using_enum, 0, 0, 0, 0, 201907, 201907, 201907) #error "wrong value for __cpp_using_enum" #endif // --- C++17 features --- #if check(hex_float, 0, 0, 0, 201603, 201603, 201603, 201603) #error "wrong value for __cpp_hex_float" #endif #if check(inline_variables, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_inline_variables" #endif #if check(aligned_new, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_aligned_new" #endif #if check(guaranteed_copy_elision, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_guaranteed_copy_elision" #endif #if check(noexcept_function_type, 0, 0, 0, 201510, 201510, 201510, 201510) #error "wrong value for __cpp_noexcept_function_type" #endif #if check(fold_expressions, 0, 0, 0, 201603, 201603, 201603, 201603) #error "wrong value for __cpp_fold_expressions" #endif #if check(capture_star_this, 0, 0, 0, 201603, 201603, 201603, 201603) #error "wrong value for __cpp_capture_star_this" #endif // constexpr checked below #if check(if_constexpr, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_if_constexpr" #endif #if check(deduction_guides, 0, 0, 0, 201703, 201703, 201703, 201703) // FIXME: 201907 in C++20 #error "wrong value for __cpp_deduction_guides" #endif #if check(nontype_template_parameter_auto, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_nontype_template_parameter_auto" #endif // This is the old name (from P0096R4) for // __cpp_nontype_template_parameter_auto #if check(template_auto, 0, 0, 0, 201606, 201606, 201606, 201606) #error "wrong value for __cpp_template_auto" #endif #if check(namespace_attributes, 0, 0, 0, 201411, 201411, 201411, 201411) // FIXME: allowed without warning in C++14 and C++11 #error "wrong value for __cpp_namespace_attributes" #endif #if check(enumerator_attributes, 0, 0, 0, 201411, 201411, 201411, 201411) // FIXME: allowed without warning in C++14 and C++11 #error "wrong value for __cpp_enumerator_attributes" #endif // This is an old name (from P0096R4), now removed from SD-6. #if check(nested_namespace_definitions, 0, 0, 0, 201411, 201411, 201411, 201411) #error "wrong value for __cpp_nested_namespace_definitions" #endif // inheriting_constructors checked below #if check(variadic_using, 0, 0, 0, 201611, 201611, 201611, 201611) #error "wrong value for __cpp_variadic_using" #endif #if check(aggregate_bases, 0, 0, 0, 201603, 201603, 201603, 201603) #error "wrong value for __cpp_aggregate_bases" #endif #if check(structured_bindings, 0, 0, 0, 202403L, 202403L, 202403L, 202403L) #error "wrong value for __cpp_structured_bindings" #endif #if check(nontype_template_args, 0, 0, 0, 201411, 201411, 201411, 201411) // FIXME: 201911 in C++20 #error "wrong value for __cpp_nontype_template_args" #endif #if !defined(NO_RELAXED_TEMPLATE_TEMPLATE_ARGS) \ ? check(template_template_args, 201611, 201611, 201611, 201611, 201611, 201611, 201611) \ : check(template_template_args, 0, 0, 0, 0, 0, 0, 0) #error "wrong value for __cpp_template_template_args" #endif // --- C++14 features --- #if check(binary_literals, 0, 0, 201304, 201304, 201304, 201304, 201304) #error "wrong value for __cpp_binary_literals" #endif // (Removed from SD-6.) #if check(digit_separators, 0, 0, 201309, 201309, 201309, 201309, 201309) #error "wrong value for __cpp_digit_separators" #endif #if check(init_captures, 0, 0, 201304, 201304, 201803, 201803, 201803) #error "wrong value for __cpp_init_captures" #endif #if check(generic_lambdas, 0, 0, 201304, 201304, 201707, 201707, 201707) #error "wrong value for __cpp_generic_lambdas" #endif #if check(sized_deallocation, 0, 0, 201309, 201309, 201309, 201309, 201309) #error "wrong value for __cpp_sized_deallocation" #endif // constexpr checked below #if check(decltype_auto, 0, 0, 201304, 201304, 201304, 201304, 201304) #error "wrong value for __cpp_decltype_auto" #endif #if check(return_type_deduction, 0, 0, 201304, 201304, 201304, 201304, 201304) #error "wrong value for __cpp_return_type_deduction" #endif #if check(runtime_arrays, 0, 0, 0, 0, 0, 0, 0) #error "wrong value for __cpp_runtime_arrays" #endif #if check(aggregate_nsdmi, 0, 0, 201304, 201304, 201304, 201304, 201304) #error "wrong value for __cpp_aggregate_nsdmi" #endif #if check(variable_templates, 0, 0, 201304, 201304, 201304, 201304, 201304) #error "wrong value for __cpp_variable_templates" #endif // --- C++11 features --- #if check(unicode_characters, 0, 200704, 200704, 200704, 200704, 200704, 200704) #error "wrong value for __cpp_unicode_characters" #endif #if check(raw_strings, 0, 200710, 200710, 200710, 200710, 200710, 200710) #error "wrong value for __cpp_raw_strings" #endif #if check(unicode_literals, 0, 200710, 200710, 200710, 200710, 200710, 200710) #error "wrong value for __cpp_unicode_literals" #endif #if check(user_defined_literals, 0, 200809, 200809, 200809, 200809, 200809, 200809) #error "wrong value for __cpp_user_defined_literals" #endif #if defined(NO_THREADSAFE_STATICS) ? check(threadsafe_static_init, 0, 0, 0, 0, 0, 0, 0) : \ check(threadsafe_static_init, 200806, 200806, 200806, 200806, 200806, 200806, 200806) #error "wrong value for __cpp_threadsafe_static_init" #endif #if check(lambdas, 0, 200907, 200907, 200907, 200907, 200907, 200907) #error "wrong value for __cpp_lambdas" #endif #if check(constexpr, 0, 200704, 201304, 201603, 201907, 202211, 202306) #error "wrong value for __cpp_constexpr" #endif #if check(range_based_for, 0, 200907, 200907, 201603, 201603, 202211, 202211) #error "wrong value for __cpp_range_based_for" #endif #if check(static_assert, 0, 200410, 200410, 201411, 201411, 201411, 202306) #error "wrong value for __cpp_static_assert" #endif #if check(decltype, 0, 200707, 200707, 200707, 200707, 200707, 200707) #error "wrong value for __cpp_decltype" #endif #if check(attributes, 0, 200809, 200809, 200809, 200809, 200809, 200809) #error "wrong value for __cpp_attributes" #endif #if check(rvalue_references, 0, 200610, 200610, 200610, 200610, 200610, 200610) #error "wrong value for __cpp_rvalue_references" #endif #if check(variadic_templates, 0, 200704, 200704, 200704, 200704, 200704, 200704) #error "wrong value for __cpp_variadic_templates" #endif #if check(initializer_lists, 0, 200806, 200806, 200806, 200806, 200806, 200806) #error "wrong value for __cpp_initializer_lists" #endif #if check(delegating_constructors, 0, 200604, 200604, 200604, 200604, 200604, 200604) #error "wrong value for __cpp_delegating_constructors" #endif #if check(nsdmi, 0, 200809, 200809, 200809, 200809, 200809, 200809) #error "wrong value for __cpp_nsdmi" #endif #if check(inheriting_constructors, 0, 201511, 201511, 201511, 201511, 201511, 201511) #error "wrong value for __cpp_inheriting_constructors" #endif #if check(ref_qualifiers, 0, 200710, 200710, 200710, 200710, 200710, 200710) #error "wrong value for __cpp_ref_qualifiers" #endif #if check(alias_templates, 0, 200704, 200704, 200704, 200704, 200704, 200704) #error "wrong value for __cpp_alias_templates" #endif // --- C++98 features --- #if defined(NO_RTTI) ? check(rtti, 0, 0, 0, 0, 0, 0, 0 ) \ : check(rtti, 199711, 199711, 199711, 199711, 199711, 199711, 199711) #error "wrong value for __cpp_rtti" #endif #if defined(NO_EXCEPTIONS) ? check(exceptions, 0, 0, 0, 0, 0, 0, 0) \ : check(exceptions, 199711, 199711, 199711, 199711, 199711, 199711, 199711) #error "wrong value for __cpp_exceptions" #endif