1 // RUN: %clang_cc1 -std=c++98 -fcxx-exceptions -verify %s 2 // RUN: %clang_cc1 -std=c++11 -fcxx-exceptions -verify %s 3 // RUN: %clang_cc1 -std=c++14 -fcxx-exceptions -fsized-deallocation -verify %s 4 // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -verify %s 5 // RUN: %clang_cc1 -std=c++20 -fcxx-exceptions -fsized-deallocation -verify %s 6 // RUN: %clang_cc1 -std=c++2b -fcxx-exceptions -fsized-deallocation -verify %s 7 // 8 // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -frelaxed-template-template-args -DRELAXED_TEMPLATE_TEMPLATE_ARGS=1 -verify %s 9 // RUN: %clang_cc1 -std=c++17 -fcxx-exceptions -fsized-deallocation -DCONCEPTS_TS=1 -verify %s 10 // RUN: %clang_cc1 -std=c++14 -fno-rtti -fno-threadsafe-statics -verify %s -DNO_EXCEPTIONS -DNO_RTTI -DNO_THREADSAFE_STATICS -fsized-deallocation 11 // RUN: %clang_cc1 -std=c++14 -fcoroutines-ts -DNO_EXCEPTIONS -DCOROUTINES -verify -fsized-deallocation %s 12 // RUN: %clang_cc1 -std=c++14 -fchar8_t -DNO_EXCEPTIONS -DCHAR8_T -verify -fsized-deallocation %s 13 // RUN: %clang_cc1 -std=c++2a -fno-char8_t -DNO_EXCEPTIONS -DNO_CHAR8_T -verify -fsized-deallocation %s 14 15 // expected-no-diagnostics 16 17 // FIXME using `defined` in a macro has undefined behavior. 18 #if __cplusplus < 201103L 19 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx98 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx98) 20 #elif __cplusplus < 201402L 21 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx11 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx11) 22 #elif __cplusplus < 201703L 23 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx14 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx14) 24 #elif __cplusplus < 202002L 25 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx17 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx17) 26 #elif __cplusplus == 202002L 27 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx20 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx20) 28 #else 29 #define check(macro, cxx98, cxx11, cxx14, cxx17, cxx20, cxx23) (cxx23 == 0 ? defined(__cpp_##macro) : __cpp_##macro != cxx23) 30 #endif 31 32 // --- C++2b features --- 33 34 #if check(implicit_move, 0, 0, 0, 0, 0, 202011) 35 #error "wrong value for __cpp_implicit_move" 36 #endif 37 38 #if check(size_t_suffix, 0, 0, 0, 0, 0, 202011) 39 #error "wrong value for __cpp_size_t_suffix" 40 #endif 41 42 // --- C++20 features --- 43 44 #if check(aggregate_paren_init, 0, 0, 0, 0, 0, 0) 45 // FIXME: 201902 in C++20 46 #error "wrong value for __cpp_aggregate_paren_init" 47 #endif 48 49 #if defined(CHAR8_T) ? check(char8_t, 201811, 201811, 201811, 201811, 201811, 201811) : \ 50 defined(NO_CHAR8_T) ? check(char8_t, 0, 0, 0, 0, 0, 0) : \ 51 check(char8_t, 0, 0, 0, 0, 201811, 201811) 52 #error "wrong value for __cpp_char8_t" 53 #endif 54 55 #if check(concepts, 0, 0, 0, 0, 201907, 201907) 56 #error "wrong value for __cpp_concepts" 57 #endif 58 59 #if check(conditional_explicit, 0, 0, 0, 0, 201806, 201806) 60 #error "wrong value for __cpp_conditional_explicit" 61 #endif 62 63 #if check(consteval, 0, 0, 0, 0, 0, 0) 64 // FIXME: 201811 in C++20 65 #error "wrong value for __cpp_consteval" 66 #endif 67 68 // constexpr checked below 69 70 #if check(constexpr_dynamic_alloc, 0, 0, 0, 0, 201907, 201907) 71 #error "wrong value for __cpp_constexpr_dynamic_alloc" 72 #endif 73 74 #if check(constexpr_in_decltype, 0, 201711, 201711, 201711, 201711, 201711) 75 #error "wrong value for __cpp_constexpr_in_decltype" 76 #endif 77 78 #if check(constinit, 0, 0, 0, 0, 201907, 201907) 79 #error "wrong value for __cpp_constinit" 80 #endif 81 82 // deduction_guides checked below 83 84 #if check(designated_initializers, 0, 0, 0, 0, 201707, 201707) 85 #error "wrong value for __cpp_designated_initializers" 86 #endif 87 88 // generic_lambdas checked below 89 90 #if check(impl_destroying_delete, 201806, 201806, 201806, 201806, 201806, 201806) 91 #error "wrong value for __cpp_impl_destroying_delete" 92 #endif 93 94 #if check(impl_three_way_comparison, 0, 0, 0, 0, 201907, 201907) 95 #error "wrong value for __cpp_impl_three_way_comparison" 96 #endif 97 98 // init_captures checked below 99 100 #if check(modules, 0, 0, 0, 0, 0, 0) 101 // FIXME: 201907 in C++20 102 #error "wrong value for __cpp_modules" 103 #endif 104 105 #if check(using_enum, 0, 0, 0, 0, 201907, 201907) 106 #error "wrong value for __cpp_using_enum" 107 #endif 108 109 // --- C++17 features --- 110 111 #if check(hex_float, 0, 0, 0, 201603, 201603, 201603) 112 #error "wrong value for __cpp_hex_float" 113 #endif 114 115 #if check(inline_variables, 0, 0, 0, 201606, 201606, 201606) 116 #error "wrong value for __cpp_inline_variables" 117 #endif 118 119 #if check(aligned_new, 0, 0, 0, 201606, 201606, 201606) 120 #error "wrong value for __cpp_aligned_new" 121 #endif 122 123 #if check(guaranteed_copy_elision, 0, 0, 0, 201606, 201606, 201606) 124 #error "wrong value for __cpp_guaranteed_copy_elision" 125 #endif 126 127 #if check(noexcept_function_type, 0, 0, 0, 201510, 201510, 201510) 128 #error "wrong value for __cpp_noexcept_function_type" 129 #endif 130 131 #if check(fold_expressions, 0, 0, 0, 201603, 201603, 201603) 132 #error "wrong value for __cpp_fold_expressions" 133 #endif 134 135 #if check(capture_star_this, 0, 0, 0, 201603, 201603, 201603) 136 #error "wrong value for __cpp_capture_star_this" 137 #endif 138 139 // constexpr checked below 140 141 #if check(if_constexpr, 0, 0, 0, 201606, 201606, 201606) 142 #error "wrong value for __cpp_if_constexpr" 143 #endif 144 145 // range_based_for checked below 146 147 // static_assert checked below 148 149 #if check(deduction_guides, 0, 0, 0, 201703, 201703, 201703) 150 // FIXME: 201907 in C++20 151 #error "wrong value for __cpp_deduction_guides" 152 #endif 153 154 #if check(nontype_template_parameter_auto, 0, 0, 0, 201606, 201606, 201606) 155 #error "wrong value for __cpp_nontype_template_parameter_auto" 156 #endif 157 158 // This is the old name (from P0096R4) for 159 // __cpp_nontype_template_parameter_auto 160 #if check(template_auto, 0, 0, 0, 201606, 201606, 201606) 161 #error "wrong value for __cpp_template_auto" 162 #endif 163 164 #if check(namespace_attributes, 0, 0, 0, 201411, 201411, 201411) 165 // FIXME: allowed without warning in C++14 and C++11 166 #error "wrong value for __cpp_namespace_attributes" 167 #endif 168 169 #if check(enumerator_attributes, 0, 0, 0, 201411, 201411, 201411) 170 // FIXME: allowed without warning in C++14 and C++11 171 #error "wrong value for __cpp_enumerator_attributes" 172 #endif 173 174 // This is an old name (from P0096R4), now removed from SD-6. 175 #if check(nested_namespace_definitions, 0, 0, 0, 201411, 201411, 201411) 176 #error "wrong value for __cpp_nested_namespace_definitions" 177 #endif 178 179 // inheriting_constructors checked below 180 181 #if check(variadic_using, 0, 0, 0, 201611, 201611, 201611) 182 #error "wrong value for __cpp_variadic_using" 183 #endif 184 185 #if check(aggregate_bases, 0, 0, 0, 201603, 201603, 201603) 186 #error "wrong value for __cpp_aggregate_bases" 187 #endif 188 189 #if check(structured_bindings, 0, 0, 0, 201606, 201606, 201606) 190 #error "wrong value for __cpp_structured_bindings" 191 #endif 192 193 #if check(nontype_template_args, 0, 0, 0, 201411, 201411, 201411) 194 // FIXME: 201911 in C++20 195 #error "wrong value for __cpp_nontype_template_args" 196 #endif 197 198 #if defined(RELAXED_TEMPLATE_TEMPLATE_ARGS) \ 199 ? check(template_template_args, 0, 0, 0, 201611, 201611, 201611) \ 200 : check(template_template_args, 0, 0, 0, 0, 0, 0) 201 #error "wrong value for __cpp_template_template_args" 202 #endif 203 204 // --- C++14 features --- 205 206 #if check(binary_literals, 0, 0, 201304, 201304, 201304, 201304) 207 #error "wrong value for __cpp_binary_literals" 208 #endif 209 210 // (Removed from SD-6.) 211 #if check(digit_separators, 0, 0, 201309, 201309, 201309, 201309) 212 #error "wrong value for __cpp_digit_separators" 213 #endif 214 215 #if check(init_captures, 0, 0, 201304, 201304, 201803, 201803) 216 #error "wrong value for __cpp_init_captures" 217 #endif 218 219 #if check(generic_lambdas, 0, 0, 201304, 201304, 201707, 201707) 220 #error "wrong value for __cpp_generic_lambdas" 221 #endif 222 223 #if check(sized_deallocation, 0, 0, 201309, 201309, 201309, 201309) 224 #error "wrong value for __cpp_sized_deallocation" 225 #endif 226 227 // constexpr checked below 228 229 #if check(decltype_auto, 0, 0, 201304, 201304, 201304, 201304) 230 #error "wrong value for __cpp_decltype_auto" 231 #endif 232 233 #if check(return_type_deduction, 0, 0, 201304, 201304, 201304, 201304) 234 #error "wrong value for __cpp_return_type_deduction" 235 #endif 236 237 #if check(runtime_arrays, 0, 0, 0, 0, 0, 0) 238 #error "wrong value for __cpp_runtime_arrays" 239 #endif 240 241 #if check(aggregate_nsdmi, 0, 0, 201304, 201304, 201304, 201304) 242 #error "wrong value for __cpp_aggregate_nsdmi" 243 #endif 244 245 #if check(variable_templates, 0, 0, 201304, 201304, 201304, 201304) 246 #error "wrong value for __cpp_variable_templates" 247 #endif 248 249 // --- C++11 features --- 250 251 #if check(unicode_characters, 0, 200704, 200704, 200704, 200704, 200704) 252 #error "wrong value for __cpp_unicode_characters" 253 #endif 254 255 #if check(raw_strings, 0, 200710, 200710, 200710, 200710, 200710) 256 #error "wrong value for __cpp_raw_strings" 257 #endif 258 259 #if check(unicode_literals, 0, 200710, 200710, 200710, 200710, 200710) 260 #error "wrong value for __cpp_unicode_literals" 261 #endif 262 263 #if check(user_defined_literals, 0, 200809, 200809, 200809, 200809, 200809) 264 #error "wrong value for __cpp_user_defined_literals" 265 #endif 266 267 #if defined(NO_THREADSAFE_STATICS) ? check(threadsafe_static_init, 0, 0, 0, 0, 0, 0) : \ 268 check(threadsafe_static_init, 200806, 200806, 200806, 200806, 200806, 200806) 269 #error "wrong value for __cpp_threadsafe_static_init" 270 #endif 271 272 #if check(lambdas, 0, 200907, 200907, 200907, 200907, 200907) 273 #error "wrong value for __cpp_lambdas" 274 #endif 275 276 #if check(constexpr, 0, 200704, 201304, 201603, 201907, 201907) 277 #error "wrong value for __cpp_constexpr" 278 #endif 279 280 #if check(range_based_for, 0, 200907, 200907, 201603, 201603, 201603) 281 #error "wrong value for __cpp_range_based_for" 282 #endif 283 284 #if check(static_assert, 0, 200410, 200410, 201411, 201411, 201411) 285 #error "wrong value for __cpp_static_assert" 286 #endif 287 288 #if check(decltype, 0, 200707, 200707, 200707, 200707, 200707) 289 #error "wrong value for __cpp_decltype" 290 #endif 291 292 #if check(attributes, 0, 200809, 200809, 200809, 200809, 200809) 293 #error "wrong value for __cpp_attributes" 294 #endif 295 296 #if check(rvalue_references, 0, 200610, 200610, 200610, 200610, 200610) 297 #error "wrong value for __cpp_rvalue_references" 298 #endif 299 300 #if check(variadic_templates, 0, 200704, 200704, 200704, 200704, 200704) 301 #error "wrong value for __cpp_variadic_templates" 302 #endif 303 304 #if check(initializer_lists, 0, 200806, 200806, 200806, 200806, 200806) 305 #error "wrong value for __cpp_initializer_lists" 306 #endif 307 308 #if check(delegating_constructors, 0, 200604, 200604, 200604, 200604, 200604) 309 #error "wrong value for __cpp_delegating_constructors" 310 #endif 311 312 #if check(nsdmi, 0, 200809, 200809, 200809, 200809, 200809) 313 #error "wrong value for __cpp_nsdmi" 314 #endif 315 316 #if check(inheriting_constructors, 0, 201511, 201511, 201511, 201511, 201511) 317 #error "wrong value for __cpp_inheriting_constructors" 318 #endif 319 320 #if check(ref_qualifiers, 0, 200710, 200710, 200710, 200710, 200710) 321 #error "wrong value for __cpp_ref_qualifiers" 322 #endif 323 324 #if check(alias_templates, 0, 200704, 200704, 200704, 200704, 200704) 325 #error "wrong value for __cpp_alias_templates" 326 #endif 327 328 // --- C++98 features --- 329 330 #if defined(NO_RTTI) ? check(rtti, 0, 0, 0, 0, 0, 0) : check(rtti, 199711, 199711, 199711, 199711, 199711, 199711) 331 #error "wrong value for __cpp_rtti" 332 #endif 333 334 #if defined(NO_EXCEPTIONS) ? check(exceptions, 0, 0, 0, 0, 0, 0) : check(exceptions, 199711, 199711, 199711, 199711, 199711, 199711) 335 #error "wrong value for __cpp_exceptions" 336 #endif 337 338 // --- TS features -- 339 340 #if defined(COROUTINES) ? check(coroutines, 201703, 201703, 201703, 201703, 201703, 201703) : check(coroutines, 0, 0, 0, 0, 201703, 201703) 341 #error "wrong value for __cpp_coroutines" 342 #endif 343