| 1 | // SPDX-License-Identifier: MIT |
| 2 | /* |
| 3 | * Copyright 2022 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 4 | */ |
| 5 | |
| 6 | #include <stdint.h> |
| 7 | #include <inttypes.h> |
| 8 | #include <stdlib.h> |
| 9 | #include <stdio.h> |
| 10 | |
| 11 | #include <side/trace.h> |
| 12 | #include "tracer.h" |
| 13 | |
| 14 | /* User code example */ |
| 15 | |
| 16 | static side_define_event(my_provider_event, "myprovider", "myevent", SIDE_LOGLEVEL_DEBUG, |
| 17 | side_field_list( |
| 18 | side_field("abc", SIDE_TYPE_U32), |
| 19 | side_field("def", SIDE_TYPE_S64), |
| 20 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 21 | ) |
| 22 | ); |
| 23 | |
| 24 | static |
| 25 | void test_fields(void) |
| 26 | { |
| 27 | uint32_t uw = 42; |
| 28 | int64_t sdw = -500; |
| 29 | |
| 30 | my_provider_event.enabled = 1; |
| 31 | side_event(&my_provider_event, side_arg_list(side_arg_u32(uw), side_arg_s64(sdw), |
| 32 | side_arg_dynamic(side_arg_dynamic_string("zzz")))); |
| 33 | } |
| 34 | |
| 35 | static side_define_event(my_provider_event2, "myprovider", "myevent2", SIDE_LOGLEVEL_DEBUG, |
| 36 | side_field_list( |
| 37 | side_field_struct("structfield", |
| 38 | side_field_list( |
| 39 | side_field("x", SIDE_TYPE_U32), |
| 40 | side_field("y", SIDE_TYPE_S64), |
| 41 | ) |
| 42 | ), |
| 43 | side_field("z", SIDE_TYPE_U8), |
| 44 | ) |
| 45 | ); |
| 46 | |
| 47 | static |
| 48 | void test_struct(void) |
| 49 | { |
| 50 | my_provider_event2.enabled = 1; |
| 51 | side_event_cond(&my_provider_event2) { |
| 52 | side_arg_define_vec(mystruct, side_arg_list(side_arg_u32(21), side_arg_s64(22))); |
| 53 | side_event_call(&my_provider_event2, side_arg_list(side_arg_struct(&mystruct), side_arg_u8(55))); |
| 54 | } |
| 55 | } |
| 56 | |
| 57 | static side_define_event(my_provider_event_array, "myprovider", "myarray", SIDE_LOGLEVEL_DEBUG, |
| 58 | side_field_list( |
| 59 | side_field_array("arr", side_elem_type(SIDE_TYPE_U32), 3), |
| 60 | side_field("v", SIDE_TYPE_S64), |
| 61 | ) |
| 62 | ); |
| 63 | |
| 64 | static |
| 65 | void test_array(void) |
| 66 | { |
| 67 | my_provider_event_array.enabled = 1; |
| 68 | side_event_cond(&my_provider_event_array) { |
| 69 | side_arg_define_vec(myarray, side_arg_list(side_arg_u32(1), side_arg_u32(2), side_arg_u32(3))); |
| 70 | side_event_call(&my_provider_event_array, side_arg_list(side_arg_array(&myarray), side_arg_s64(42))); |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | static side_define_event(my_provider_event_vla, "myprovider", "myvla", SIDE_LOGLEVEL_DEBUG, |
| 75 | side_field_list( |
| 76 | side_field_vla("vla", side_elem_type(SIDE_TYPE_U32)), |
| 77 | side_field("v", SIDE_TYPE_S64), |
| 78 | ) |
| 79 | ); |
| 80 | |
| 81 | static |
| 82 | void test_vla(void) |
| 83 | { |
| 84 | my_provider_event_vla.enabled = 1; |
| 85 | side_event_cond(&my_provider_event_vla) { |
| 86 | side_arg_define_vec(myvla, side_arg_list(side_arg_u32(1), side_arg_u32(2), side_arg_u32(3))); |
| 87 | side_event_call(&my_provider_event_vla, side_arg_list(side_arg_vla(&myvla), side_arg_s64(42))); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | /* 1D array visitor */ |
| 92 | |
| 93 | struct app_visitor_ctx { |
| 94 | const uint32_t *ptr; |
| 95 | uint32_t length; |
| 96 | }; |
| 97 | |
| 98 | static |
| 99 | enum side_visitor_status test_visitor(const struct side_tracer_visitor_ctx *tracer_ctx, void *_ctx) |
| 100 | { |
| 101 | struct app_visitor_ctx *ctx = (struct app_visitor_ctx *) _ctx; |
| 102 | uint32_t length = ctx->length, i; |
| 103 | |
| 104 | for (i = 0; i < length; i++) { |
| 105 | const struct side_arg_vec elem = { |
| 106 | .type = SIDE_TYPE_U32, |
| 107 | .u = { |
| 108 | .side_u32 = ctx->ptr[i], |
| 109 | }, |
| 110 | }; |
| 111 | if (tracer_ctx->write_elem(tracer_ctx, &elem) != SIDE_VISITOR_STATUS_OK) |
| 112 | return SIDE_VISITOR_STATUS_ERROR; |
| 113 | } |
| 114 | return SIDE_VISITOR_STATUS_OK; |
| 115 | } |
| 116 | |
| 117 | static uint32_t testarray[] = { 1, 2, 3, 4, 5, 6, 7, 8 }; |
| 118 | |
| 119 | static side_define_event(my_provider_event_vla_visitor, "myprovider", "myvlavisit", SIDE_LOGLEVEL_DEBUG, |
| 120 | side_field_list( |
| 121 | side_field_vla_visitor("vlavisit", side_elem_type(SIDE_TYPE_U32), test_visitor), |
| 122 | side_field("v", SIDE_TYPE_S64), |
| 123 | ) |
| 124 | ); |
| 125 | |
| 126 | static |
| 127 | void test_vla_visitor(void) |
| 128 | { |
| 129 | my_provider_event_vla_visitor.enabled = 1; |
| 130 | side_event_cond(&my_provider_event_vla_visitor) { |
| 131 | struct app_visitor_ctx ctx = { |
| 132 | .ptr = testarray, |
| 133 | .length = SIDE_ARRAY_SIZE(testarray), |
| 134 | }; |
| 135 | side_event_call(&my_provider_event_vla_visitor, side_arg_list(side_arg_vla_visitor(&ctx), side_arg_s64(42))); |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | /* 2D array visitor */ |
| 140 | |
| 141 | struct app_visitor_2d_inner_ctx { |
| 142 | const uint32_t *ptr; |
| 143 | uint32_t length; |
| 144 | }; |
| 145 | |
| 146 | static |
| 147 | enum side_visitor_status test_inner_visitor(const struct side_tracer_visitor_ctx *tracer_ctx, void *_ctx) |
| 148 | { |
| 149 | struct app_visitor_2d_inner_ctx *ctx = (struct app_visitor_2d_inner_ctx *) _ctx; |
| 150 | uint32_t length = ctx->length, i; |
| 151 | |
| 152 | for (i = 0; i < length; i++) { |
| 153 | const struct side_arg_vec elem = { |
| 154 | .type = SIDE_TYPE_U32, |
| 155 | .u = { |
| 156 | .side_u32 = ctx->ptr[i], |
| 157 | }, |
| 158 | }; |
| 159 | if (tracer_ctx->write_elem(tracer_ctx, &elem) != SIDE_VISITOR_STATUS_OK) |
| 160 | return SIDE_VISITOR_STATUS_ERROR; |
| 161 | } |
| 162 | return SIDE_VISITOR_STATUS_OK; |
| 163 | } |
| 164 | |
| 165 | struct app_visitor_2d_outer_ctx { |
| 166 | const uint32_t (*ptr)[2]; |
| 167 | uint32_t length; |
| 168 | }; |
| 169 | |
| 170 | static |
| 171 | enum side_visitor_status test_outer_visitor(const struct side_tracer_visitor_ctx *tracer_ctx, void *_ctx) |
| 172 | { |
| 173 | struct app_visitor_2d_outer_ctx *ctx = (struct app_visitor_2d_outer_ctx *) _ctx; |
| 174 | uint32_t length = ctx->length, i; |
| 175 | |
| 176 | for (i = 0; i < length; i++) { |
| 177 | struct app_visitor_2d_inner_ctx inner_ctx = { |
| 178 | .ptr = ctx->ptr[i], |
| 179 | .length = 2, |
| 180 | }; |
| 181 | const struct side_arg_vec elem = side_arg_vla_visitor(&inner_ctx); |
| 182 | if (tracer_ctx->write_elem(tracer_ctx, &elem) != SIDE_VISITOR_STATUS_OK) |
| 183 | return SIDE_VISITOR_STATUS_ERROR; |
| 184 | } |
| 185 | return SIDE_VISITOR_STATUS_OK; |
| 186 | } |
| 187 | |
| 188 | static uint32_t testarray2d[][2] = { |
| 189 | { 1, 2 }, |
| 190 | { 33, 44 }, |
| 191 | { 55, 66 }, |
| 192 | }; |
| 193 | |
| 194 | static side_define_event(my_provider_event_vla_visitor2d, "myprovider", "myvlavisit2d", SIDE_LOGLEVEL_DEBUG, |
| 195 | side_field_list( |
| 196 | side_field_vla_visitor("vlavisit2d", |
| 197 | side_elem(side_type_vla_visitor_decl(side_elem_type(SIDE_TYPE_U32), test_inner_visitor)), test_outer_visitor), |
| 198 | side_field("v", SIDE_TYPE_S64), |
| 199 | ) |
| 200 | ); |
| 201 | |
| 202 | static |
| 203 | void test_vla_visitor_2d(void) |
| 204 | { |
| 205 | my_provider_event_vla_visitor2d.enabled = 1; |
| 206 | side_event_cond(&my_provider_event_vla_visitor2d) { |
| 207 | struct app_visitor_2d_outer_ctx ctx = { |
| 208 | .ptr = testarray2d, |
| 209 | .length = SIDE_ARRAY_SIZE(testarray2d), |
| 210 | }; |
| 211 | side_event_call(&my_provider_event_vla_visitor2d, side_arg_list(side_arg_vla_visitor(&ctx), side_arg_s64(42))); |
| 212 | } |
| 213 | } |
| 214 | |
| 215 | static int64_t array_fixint[] = { -444, 555, 123, 2897432587 }; |
| 216 | |
| 217 | static side_define_event(my_provider_event_array_fixint, "myprovider", "myarrayfixint", SIDE_LOGLEVEL_DEBUG, |
| 218 | side_field_list( |
| 219 | side_field_array("arrfixint", side_elem_type(SIDE_TYPE_S64), SIDE_ARRAY_SIZE(array_fixint)), |
| 220 | side_field("v", SIDE_TYPE_S64), |
| 221 | ) |
| 222 | ); |
| 223 | |
| 224 | static |
| 225 | void test_array_fixint(void) |
| 226 | { |
| 227 | my_provider_event_array_fixint.enabled = 1; |
| 228 | side_event(&my_provider_event_array_fixint, |
| 229 | side_arg_list(side_arg_array_s64(array_fixint), side_arg_s64(42))); |
| 230 | } |
| 231 | |
| 232 | static int64_t vla_fixint[] = { -444, 555, 123, 2897432587 }; |
| 233 | |
| 234 | static side_define_event(my_provider_event_vla_fixint, "myprovider", "myvlafixint", SIDE_LOGLEVEL_DEBUG, |
| 235 | side_field_list( |
| 236 | side_field_vla("vlafixint", side_elem_type(SIDE_TYPE_S64)), |
| 237 | side_field("v", SIDE_TYPE_S64), |
| 238 | ) |
| 239 | ); |
| 240 | |
| 241 | static |
| 242 | void test_vla_fixint(void) |
| 243 | { |
| 244 | my_provider_event_vla_fixint.enabled = 1; |
| 245 | side_event(&my_provider_event_vla_fixint, |
| 246 | side_arg_list(side_arg_vla_s64(vla_fixint, SIDE_ARRAY_SIZE(vla_fixint)), side_arg_s64(42))); |
| 247 | } |
| 248 | |
| 249 | static side_define_event(my_provider_event_dynamic_basic, |
| 250 | "myprovider", "mydynamicbasic", SIDE_LOGLEVEL_DEBUG, |
| 251 | side_field_list( |
| 252 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 253 | ) |
| 254 | ); |
| 255 | |
| 256 | static |
| 257 | void test_dynamic_basic_type(void) |
| 258 | { |
| 259 | my_provider_event_dynamic_basic.enabled = 1; |
| 260 | side_event(&my_provider_event_dynamic_basic, |
| 261 | side_arg_list(side_arg_dynamic(side_arg_dynamic_s16(-33)))); |
| 262 | } |
| 263 | |
| 264 | static side_define_event(my_provider_event_dynamic_vla, |
| 265 | "myprovider", "mydynamicvla", SIDE_LOGLEVEL_DEBUG, |
| 266 | side_field_list( |
| 267 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 268 | ) |
| 269 | ); |
| 270 | |
| 271 | static |
| 272 | void test_dynamic_vla(void) |
| 273 | { |
| 274 | side_arg_dynamic_define_vec(myvla, |
| 275 | side_arg_list( |
| 276 | side_arg_dynamic_u32(1), side_arg_dynamic_u32(2), side_arg_dynamic_u32(3), |
| 277 | ) |
| 278 | ); |
| 279 | my_provider_event_dynamic_vla.enabled = 1; |
| 280 | side_event(&my_provider_event_dynamic_vla, |
| 281 | side_arg_list(side_arg_dynamic(side_arg_dynamic_vla(&myvla)))); |
| 282 | } |
| 283 | |
| 284 | static side_define_event(my_provider_event_dynamic_null, |
| 285 | "myprovider", "mydynamicnull", SIDE_LOGLEVEL_DEBUG, |
| 286 | side_field_list( |
| 287 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 288 | ) |
| 289 | ); |
| 290 | |
| 291 | static |
| 292 | void test_dynamic_null(void) |
| 293 | { |
| 294 | my_provider_event_dynamic_null.enabled = 1; |
| 295 | side_event(&my_provider_event_dynamic_null, |
| 296 | side_arg_list(side_arg_dynamic(side_arg_dynamic_null()))); |
| 297 | } |
| 298 | |
| 299 | static side_define_event(my_provider_event_dynamic_struct, |
| 300 | "myprovider", "mydynamicstruct", SIDE_LOGLEVEL_DEBUG, |
| 301 | side_field_list( |
| 302 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 303 | ) |
| 304 | ); |
| 305 | |
| 306 | static |
| 307 | void test_dynamic_struct(void) |
| 308 | { |
| 309 | side_arg_dynamic_define_struct(mystruct, |
| 310 | side_arg_list( |
| 311 | side_arg_dynamic_field("a", side_arg_dynamic_u32(43)), |
| 312 | side_arg_dynamic_field("b", side_arg_dynamic_string("zzz")), |
| 313 | side_arg_dynamic_field("c", side_arg_dynamic_null()), |
| 314 | ) |
| 315 | ); |
| 316 | |
| 317 | my_provider_event_dynamic_struct.enabled = 1; |
| 318 | side_event(&my_provider_event_dynamic_struct, |
| 319 | side_arg_list(side_arg_dynamic(side_arg_dynamic_struct(&mystruct)))); |
| 320 | } |
| 321 | |
| 322 | static side_define_event(my_provider_event_dynamic_nested_struct, |
| 323 | "myprovider", "mydynamicnestedstruct", SIDE_LOGLEVEL_DEBUG, |
| 324 | side_field_list( |
| 325 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 326 | ) |
| 327 | ); |
| 328 | |
| 329 | static |
| 330 | void test_dynamic_nested_struct(void) |
| 331 | { |
| 332 | side_arg_dynamic_define_struct(nested, |
| 333 | side_arg_list( |
| 334 | side_arg_dynamic_field("a", side_arg_dynamic_u32(43)), |
| 335 | side_arg_dynamic_field("b", side_arg_dynamic_u8(55)), |
| 336 | ) |
| 337 | ); |
| 338 | side_arg_dynamic_define_struct(nested2, |
| 339 | side_arg_list( |
| 340 | side_arg_dynamic_field("aa", side_arg_dynamic_u64(128)), |
| 341 | side_arg_dynamic_field("bb", side_arg_dynamic_u16(1)), |
| 342 | ) |
| 343 | ); |
| 344 | side_arg_dynamic_define_struct(mystruct, |
| 345 | side_arg_list( |
| 346 | side_arg_dynamic_field("nested", side_arg_dynamic_struct(&nested)), |
| 347 | side_arg_dynamic_field("nested2", side_arg_dynamic_struct(&nested2)), |
| 348 | ) |
| 349 | ); |
| 350 | my_provider_event_dynamic_nested_struct.enabled = 1; |
| 351 | side_event(&my_provider_event_dynamic_nested_struct, |
| 352 | side_arg_list(side_arg_dynamic(side_arg_dynamic_struct(&mystruct)))); |
| 353 | } |
| 354 | |
| 355 | static side_define_event(my_provider_event_dynamic_vla_struct, |
| 356 | "myprovider", "mydynamicvlastruct", SIDE_LOGLEVEL_DEBUG, |
| 357 | side_field_list( |
| 358 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 359 | ) |
| 360 | ); |
| 361 | |
| 362 | static |
| 363 | void test_dynamic_vla_struct(void) |
| 364 | { |
| 365 | side_arg_dynamic_define_struct(nested, |
| 366 | side_arg_list( |
| 367 | side_arg_dynamic_field("a", side_arg_dynamic_u32(43)), |
| 368 | side_arg_dynamic_field("b", side_arg_dynamic_u8(55)), |
| 369 | ) |
| 370 | ); |
| 371 | side_arg_dynamic_define_vec(myvla, |
| 372 | side_arg_list( |
| 373 | side_arg_dynamic_struct(&nested), |
| 374 | side_arg_dynamic_struct(&nested), |
| 375 | side_arg_dynamic_struct(&nested), |
| 376 | side_arg_dynamic_struct(&nested), |
| 377 | ) |
| 378 | ); |
| 379 | my_provider_event_dynamic_vla_struct.enabled = 1; |
| 380 | side_event(&my_provider_event_dynamic_vla_struct, |
| 381 | side_arg_list(side_arg_dynamic(side_arg_dynamic_vla(&myvla)))); |
| 382 | } |
| 383 | |
| 384 | static side_define_event(my_provider_event_dynamic_struct_vla, |
| 385 | "myprovider", "mydynamicstructvla", SIDE_LOGLEVEL_DEBUG, |
| 386 | side_field_list( |
| 387 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 388 | ) |
| 389 | ); |
| 390 | |
| 391 | static |
| 392 | void test_dynamic_struct_vla(void) |
| 393 | { |
| 394 | side_arg_dynamic_define_vec(myvla, |
| 395 | side_arg_list( |
| 396 | side_arg_dynamic_u32(1), side_arg_dynamic_u32(2), side_arg_dynamic_u32(3), |
| 397 | ) |
| 398 | ); |
| 399 | side_arg_dynamic_define_vec(myvla2, |
| 400 | side_arg_list( |
| 401 | side_arg_dynamic_u32(4), side_arg_dynamic_u64(5), side_arg_dynamic_u32(6), |
| 402 | ) |
| 403 | ); |
| 404 | side_arg_dynamic_define_struct(mystruct, |
| 405 | side_arg_list( |
| 406 | side_arg_dynamic_field("a", side_arg_dynamic_vla(&myvla)), |
| 407 | side_arg_dynamic_field("b", side_arg_dynamic_vla(&myvla2)), |
| 408 | ) |
| 409 | ); |
| 410 | my_provider_event_dynamic_struct_vla.enabled = 1; |
| 411 | side_event(&my_provider_event_dynamic_struct_vla, |
| 412 | side_arg_list(side_arg_dynamic(side_arg_dynamic_struct(&mystruct)))); |
| 413 | } |
| 414 | |
| 415 | static side_define_event(my_provider_event_dynamic_nested_vla, |
| 416 | "myprovider", "mydynamicnestedvla", SIDE_LOGLEVEL_DEBUG, |
| 417 | side_field_list( |
| 418 | side_field("dynamic", SIDE_TYPE_DYNAMIC), |
| 419 | ) |
| 420 | ); |
| 421 | |
| 422 | static |
| 423 | void test_dynamic_nested_vla(void) |
| 424 | { |
| 425 | side_arg_dynamic_define_vec(nestedvla, |
| 426 | side_arg_list( |
| 427 | side_arg_dynamic_u32(1), side_arg_dynamic_u16(2), side_arg_dynamic_u32(3), |
| 428 | ) |
| 429 | ); |
| 430 | side_arg_dynamic_define_vec(nestedvla2, |
| 431 | side_arg_list( |
| 432 | side_arg_dynamic_u8(4), side_arg_dynamic_u32(5), side_arg_dynamic_u32(6), |
| 433 | ) |
| 434 | ); |
| 435 | side_arg_dynamic_define_vec(myvla, |
| 436 | side_arg_list( |
| 437 | side_arg_dynamic_vla(&nestedvla), |
| 438 | side_arg_dynamic_vla(&nestedvla2), |
| 439 | ) |
| 440 | ); |
| 441 | my_provider_event_dynamic_nested_vla.enabled = 1; |
| 442 | side_event(&my_provider_event_dynamic_nested_vla, |
| 443 | side_arg_list(side_arg_dynamic(side_arg_dynamic_vla(&myvla)))); |
| 444 | } |
| 445 | |
| 446 | static side_define_event(my_provider_event_variadic, |
| 447 | "myprovider", "myvariadicevent", SIDE_LOGLEVEL_DEBUG, |
| 448 | side_field_list() |
| 449 | ); |
| 450 | |
| 451 | static |
| 452 | void test_variadic(void) |
| 453 | { |
| 454 | my_provider_event_variadic.enabled = 1; |
| 455 | side_event_variadic(&my_provider_event_variadic, |
| 456 | side_arg_list(), |
| 457 | side_arg_list( |
| 458 | side_arg_dynamic_field("a", side_arg_dynamic_u32(55)), |
| 459 | side_arg_dynamic_field("b", side_arg_dynamic_s8(-4)), |
| 460 | ) |
| 461 | ); |
| 462 | } |
| 463 | |
| 464 | static side_define_event(my_provider_event_static_variadic, |
| 465 | "myprovider", "mystaticvariadicevent", SIDE_LOGLEVEL_DEBUG, |
| 466 | side_field_list( |
| 467 | side_field("abc", SIDE_TYPE_U32), |
| 468 | side_field("def", SIDE_TYPE_U16), |
| 469 | ) |
| 470 | ); |
| 471 | |
| 472 | static |
| 473 | void test_static_variadic(void) |
| 474 | { |
| 475 | my_provider_event_static_variadic.enabled = 1; |
| 476 | side_event_variadic(&my_provider_event_static_variadic, |
| 477 | side_arg_list( |
| 478 | side_arg_u32(1), |
| 479 | side_arg_u16(2), |
| 480 | ), |
| 481 | side_arg_list( |
| 482 | side_arg_dynamic_field("a", side_arg_dynamic_u32(55)), |
| 483 | side_arg_dynamic_field("b", side_arg_dynamic_s8(-4)), |
| 484 | ) |
| 485 | ); |
| 486 | } |
| 487 | |
| 488 | int main() |
| 489 | { |
| 490 | test_fields(); |
| 491 | test_struct(); |
| 492 | test_array(); |
| 493 | test_vla(); |
| 494 | test_vla_visitor(); |
| 495 | test_vla_visitor_2d(); |
| 496 | test_array_fixint(); |
| 497 | test_vla_fixint(); |
| 498 | test_dynamic_basic_type(); |
| 499 | test_dynamic_vla(); |
| 500 | test_dynamic_null(); |
| 501 | test_dynamic_struct(); |
| 502 | test_dynamic_nested_struct(); |
| 503 | test_dynamic_vla_struct(); |
| 504 | test_dynamic_struct_vla(); |
| 505 | test_dynamic_nested_vla(); |
| 506 | test_variadic(); |
| 507 | test_static_variadic(); |
| 508 | return 0; |
| 509 | } |