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