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