| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wthread-safety %s |
| 2 | // RUN: %clang_cc1 -fsyntax-only -verify -Wthread-safety -std=c++98 %s |
| 3 | // RUN: %clang_cc1 -fsyntax-only -verify -Wthread-safety -std=c++11 %s -D CPP11 |
| 4 | |
| 5 | #define LOCKABLE __attribute__ ((lockable)) |
| 6 | #define SCOPED_LOCKABLE __attribute__ ((scoped_lockable)) |
| 7 | #define GUARDED_BY(x) __attribute__ ((guarded_by(x))) |
| 8 | #define GUARDED_VAR __attribute__ ((guarded_var)) |
| 9 | #define PT_GUARDED_BY(x) __attribute__ ((pt_guarded_by(x))) |
| 10 | #define PT_GUARDED_VAR __attribute__ ((pt_guarded_var)) |
| 11 | #define ACQUIRED_AFTER(...) __attribute__ ((acquired_after(__VA_ARGS__))) |
| 12 | #define ACQUIRED_BEFORE(...) __attribute__ ((acquired_before(__VA_ARGS__))) |
| 13 | #define EXCLUSIVE_LOCK_FUNCTION(...) __attribute__ ((exclusive_lock_function(__VA_ARGS__))) |
| 14 | #define SHARED_LOCK_FUNCTION(...) __attribute__ ((shared_lock_function(__VA_ARGS__))) |
| 15 | #define ASSERT_EXCLUSIVE_LOCK(...) __attribute__ ((assert_exclusive_lock(__VA_ARGS__))) |
| 16 | #define ASSERT_SHARED_LOCK(...) __attribute__ ((assert_shared_lock(__VA_ARGS__))) |
| 17 | #define EXCLUSIVE_TRYLOCK_FUNCTION(...) __attribute__ ((exclusive_trylock_function(__VA_ARGS__))) |
| 18 | #define SHARED_TRYLOCK_FUNCTION(...) __attribute__ ((shared_trylock_function(__VA_ARGS__))) |
| 19 | #define UNLOCK_FUNCTION(...) __attribute__ ((unlock_function(__VA_ARGS__))) |
| 20 | #define LOCK_RETURNED(x) __attribute__ ((lock_returned(x))) |
| 21 | #define LOCKS_EXCLUDED(...) __attribute__ ((locks_excluded(__VA_ARGS__))) |
| 22 | #define EXCLUSIVE_LOCKS_REQUIRED(...) \ |
| 23 | __attribute__ ((exclusive_locks_required(__VA_ARGS__))) |
| 24 | #define SHARED_LOCKS_REQUIRED(...) \ |
| 25 | __attribute__ ((shared_locks_required(__VA_ARGS__))) |
| 26 | #define NO_THREAD_SAFETY_ANALYSIS __attribute__ ((no_thread_safety_analysis)) |
| 27 | |
| 28 | |
| 29 | class LOCKABLE Mutex { |
| 30 | public: |
| 31 | void Lock() EXCLUSIVE_LOCK_FUNCTION(); |
| 32 | void ReaderLock() SHARED_LOCK_FUNCTION(); |
| 33 | void Unlock() UNLOCK_FUNCTION(); |
| 34 | |
| 35 | bool TryLock() EXCLUSIVE_TRYLOCK_FUNCTION(true); |
| 36 | bool ReaderTryLock() SHARED_TRYLOCK_FUNCTION(true); |
| 37 | |
| 38 | void AssertHeld() ASSERT_EXCLUSIVE_LOCK(); |
| 39 | void AssertReaderHeld() ASSERT_SHARED_LOCK(); |
| 40 | }; |
| 41 | |
| 42 | class UnlockableMu{ |
| 43 | }; |
| 44 | |
| 45 | class MuWrapper { |
| 46 | public: |
| 47 | Mutex mu; |
| 48 | Mutex getMu() { |
| 49 | return mu; |
| 50 | } |
| 51 | Mutex * getMuPointer() { |
| 52 | return μ |
| 53 | } |
| 54 | }; |
| 55 | |
| 56 | |
| 57 | class MuDoubleWrapper { |
| 58 | public: |
| 59 | MuWrapper* muWrapper; |
| 60 | MuWrapper* getWrapper() { |
| 61 | return muWrapper; |
| 62 | } |
| 63 | }; |
| 64 | |
| 65 | Mutex mu1; |
| 66 | UnlockableMu umu; |
| 67 | Mutex mu2; |
| 68 | MuWrapper muWrapper; |
| 69 | MuDoubleWrapper muDoubleWrapper; |
| 70 | Mutex* muPointer; |
| 71 | Mutex** muDoublePointer = & muPointer; |
| 72 | Mutex& muRef = mu1; |
| 73 | |
| 74 | //---------------------------------------// |
| 75 | // Scoping tests |
| 76 | //--------------------------------------// |
| 77 | |
| 78 | class Foo { |
| 79 | Mutex foomu; |
| 80 | void needLock() EXCLUSIVE_LOCK_FUNCTION(foomu); |
| 81 | }; |
| 82 | |
| 83 | class Foo2 { |
| 84 | void needLock() EXCLUSIVE_LOCK_FUNCTION(foomu); |
| 85 | Mutex foomu; |
| 86 | }; |
| 87 | |
| 88 | class Bar { |
| 89 | Mutex barmu; |
| 90 | Mutex barmu2 ACQUIRED_AFTER(barmu); |
| 91 | }; |
| 92 | |
| 93 | |
| 94 | //-----------------------------------------// |
| 95 | // No Thread Safety Analysis (noanal) // |
| 96 | //-----------------------------------------// |
| 97 | |
| 98 | // FIXME: Right now we cannot parse attributes put on function definitions |
| 99 | // We would like to patch this at some point. |
| 100 | |
| 101 | #if !__has_attribute(no_thread_safety_analysis) |
| 102 | #error "Should support no_thread_safety_analysis attribute" |
| 103 | #endif |
| 104 | |
| 105 | void noanal_fun() NO_THREAD_SAFETY_ANALYSIS; |
| 106 | |
| 107 | void noanal_fun_args() __attribute__((no_thread_safety_analysis(1))); // \ |
| 108 | // expected-error {{'no_thread_safety_analysis' attribute takes no arguments}} |
| 109 | |
| 110 | int noanal_testfn(int y) NO_THREAD_SAFETY_ANALYSIS; |
| 111 | |
| 112 | int noanal_testfn(int y) { |
| 113 | int x NO_THREAD_SAFETY_ANALYSIS = y; // \ |
| 114 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 115 | return x; |
| 116 | }; |
| 117 | |
| 118 | int noanal_test_var NO_THREAD_SAFETY_ANALYSIS; // \ |
| 119 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 120 | |
| 121 | class NoanalFoo { |
| 122 | private: |
| 123 | int test_field NO_THREAD_SAFETY_ANALYSIS; // \ |
| 124 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 125 | void test_method() NO_THREAD_SAFETY_ANALYSIS; |
| 126 | }; |
| 127 | |
| 128 | class NO_THREAD_SAFETY_ANALYSIS NoanalTestClass { // \ |
| 129 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 130 | }; |
| 131 | |
| 132 | void noanal_fun_params(int lvar NO_THREAD_SAFETY_ANALYSIS); // \ |
| 133 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 134 | |
| 135 | |
| 136 | //-----------------------------------------// |
| 137 | // Guarded Var Attribute (gv) |
| 138 | //-----------------------------------------// |
| 139 | |
| 140 | #if !__has_attribute(guarded_var) |
| 141 | #error "Should support guarded_var attribute" |
| 142 | #endif |
| 143 | |
| 144 | int gv_var_noargs GUARDED_VAR; |
| 145 | |
| 146 | int gv_var_args __attribute__((guarded_var(1))); // \ |
| 147 | // expected-error {{'guarded_var' attribute takes no arguments}} |
| 148 | |
| 149 | class GVFoo { |
| 150 | private: |
| 151 | int gv_field_noargs GUARDED_VAR; |
| 152 | int gv_field_args __attribute__((guarded_var(1))); // \ |
| 153 | // expected-error {{'guarded_var' attribute takes no arguments}} |
| 154 | }; |
| 155 | |
| 156 | class GUARDED_VAR GV { // \ |
| 157 | // expected-warning {{'guarded_var' attribute only applies to non-static data members and global variables}} |
| 158 | }; |
| 159 | |
| 160 | void gv_function() GUARDED_VAR; // \ |
| 161 | // expected-warning {{'guarded_var' attribute only applies to}} |
| 162 | |
| 163 | void gv_function_params(int gv_lvar GUARDED_VAR); // \ |
| 164 | // expected-warning {{'guarded_var' attribute only applies to}} |
| 165 | |
| 166 | int gv_testfn(int y){ |
| 167 | int x GUARDED_VAR = y; // \ |
| 168 | // expected-warning {{'guarded_var' attribute only applies to}} |
| 169 | return x; |
| 170 | } |
| 171 | |
| 172 | //-----------------------------------------// |
| 173 | // Pt Guarded Var Attribute (pgv) |
| 174 | //-----------------------------------------// |
| 175 | |
| 176 | //FIXME: add support for boost::scoped_ptr<int> fancyptr and references |
| 177 | |
| 178 | #if !__has_attribute(pt_guarded_var) |
| 179 | #error "Should support pt_guarded_var attribute" |
| 180 | #endif |
| 181 | |
| 182 | int *pgv_pt_var_noargs PT_GUARDED_VAR; |
| 183 | |
| 184 | int pgv_var_noargs PT_GUARDED_VAR; // \ |
| 185 | // expected-warning {{'pt_guarded_var' only applies to pointer types; type here is 'int'}} |
| 186 | |
| 187 | class PGVFoo { |
| 188 | private: |
| 189 | int *pt_field_noargs PT_GUARDED_VAR; |
| 190 | int field_noargs PT_GUARDED_VAR; // \ |
| 191 | // expected-warning {{'pt_guarded_var' only applies to pointer types; type here is 'int'}} |
| 192 | int *gv_field_args __attribute__((pt_guarded_var(1))); // \ |
| 193 | // expected-error {{'pt_guarded_var' attribute takes no arguments}} |
| 194 | }; |
| 195 | |
| 196 | class PT_GUARDED_VAR PGV { // \ |
| 197 | // expected-warning {{'pt_guarded_var' attribute only applies to non-static data members and global variables}} |
| 198 | }; |
| 199 | |
| 200 | int *pgv_var_args __attribute__((pt_guarded_var(1))); // \ |
| 201 | // expected-error {{'pt_guarded_var' attribute takes no arguments}} |
| 202 | |
| 203 | |
| 204 | void pgv_function() PT_GUARDED_VAR; // \ |
| 205 | // expected-warning {{'pt_guarded_var' attribute only applies to}} |
| 206 | |
| 207 | void pgv_function_params(int *gv_lvar PT_GUARDED_VAR); // \ |
| 208 | // expected-warning {{'pt_guarded_var' attribute only applies to}} |
| 209 | |
| 210 | void pgv_testfn(int y){ |
| 211 | int *x PT_GUARDED_VAR = new int(0); // \ |
| 212 | // expected-warning {{'pt_guarded_var' attribute only applies to}} |
| 213 | delete x; |
| 214 | } |
| 215 | |
| 216 | //-----------------------------------------// |
| 217 | // Lockable Attribute (l) |
| 218 | //-----------------------------------------// |
| 219 | |
| 220 | //FIXME: In future we may want to add support for structs, ObjC classes, etc. |
| 221 | |
| 222 | #if !__has_attribute(lockable) |
| 223 | #error "Should support lockable attribute" |
| 224 | #endif |
| 225 | |
| 226 | class LOCKABLE LTestClass { |
| 227 | }; |
| 228 | |
| 229 | class __attribute__((lockable (1))) LTestClass_args { // \ |
| 230 | // expected-error {{'lockable' attribute takes no arguments}} |
| 231 | }; |
| 232 | |
| 233 | void l_test_function() LOCKABLE; // \ |
| 234 | // expected-warning {{'lockable' attribute only applies to structs, unions, and classes}} |
| 235 | |
| 236 | int l_testfn(int y) { |
| 237 | int x LOCKABLE = y; // \ |
| 238 | // expected-warning {{'lockable' attribute only applies to}} |
| 239 | return x; |
| 240 | } |
| 241 | |
| 242 | int l_test_var LOCKABLE; // \ |
| 243 | // expected-warning {{'lockable' attribute only applies to}} |
| 244 | |
| 245 | class LFoo { |
| 246 | private: |
| 247 | int test_field LOCKABLE; // \ |
| 248 | // expected-warning {{'lockable' attribute only applies to}} |
| 249 | void test_method() LOCKABLE; // \ |
| 250 | // expected-warning {{'lockable' attribute only applies to}} |
| 251 | }; |
| 252 | |
| 253 | |
| 254 | void l_function_params(int lvar LOCKABLE); // \ |
| 255 | // expected-warning {{'lockable' attribute only applies to}} |
| 256 | |
| 257 | |
| 258 | //-----------------------------------------// |
| 259 | // Scoped Lockable Attribute (sl) |
| 260 | //-----------------------------------------// |
| 261 | |
| 262 | #if !__has_attribute(scoped_lockable) |
| 263 | #error "Should support scoped_lockable attribute" |
| 264 | #endif |
| 265 | |
| 266 | class SCOPED_LOCKABLE SLTestClass { |
| 267 | }; |
| 268 | |
| 269 | class __attribute__((scoped_lockable (1))) SLTestClass_args { // \ |
| 270 | // expected-error {{'scoped_lockable' attribute takes no arguments}} |
| 271 | }; |
| 272 | |
| 273 | void sl_test_function() SCOPED_LOCKABLE; // \ |
| 274 | // expected-warning {{'scoped_lockable' attribute only applies to structs, unions, and classes}} |
| 275 | |
| 276 | int sl_testfn(int y) { |
| 277 | int x SCOPED_LOCKABLE = y; // \ |
| 278 | // expected-warning {{'scoped_lockable' attribute only applies to}} |
| 279 | return x; |
| 280 | } |
| 281 | |
| 282 | int sl_test_var SCOPED_LOCKABLE; // \ |
| 283 | // expected-warning {{'scoped_lockable' attribute only applies to}} |
| 284 | |
| 285 | class SLFoo { |
| 286 | private: |
| 287 | int test_field SCOPED_LOCKABLE; // \ |
| 288 | // expected-warning {{'scoped_lockable' attribute only applies to}} |
| 289 | void test_method() SCOPED_LOCKABLE; // \ |
| 290 | // expected-warning {{'scoped_lockable' attribute only applies to}} |
| 291 | }; |
| 292 | |
| 293 | |
| 294 | void sl_function_params(int lvar SCOPED_LOCKABLE); // \ |
| 295 | // expected-warning {{'scoped_lockable' attribute only applies to}} |
| 296 | |
| 297 | |
| 298 | //-----------------------------------------// |
| 299 | // Guarded By Attribute (gb) |
| 300 | //-----------------------------------------// |
| 301 | |
| 302 | // FIXME: Eventually, would we like this attribute to take more than 1 arg? |
| 303 | |
| 304 | #if !__has_attribute(guarded_by) |
| 305 | #error "Should support guarded_by attribute" |
| 306 | #endif |
| 307 | |
| 308 | //1. Check applied to the right types & argument number |
| 309 | |
| 310 | int gb_var_arg GUARDED_BY(mu1); |
| 311 | |
| 312 | int gb_non_ascii GUARDED_BY(L"wide"); // expected-warning {{ignoring 'guarded_by' attribute because its argument is invalid}} |
| 313 | |
| 314 | int gb_var_args __attribute__((guarded_by(mu1, mu2))); // \ |
| 315 | // expected-error {{'guarded_by' attribute takes one argument}} |
| 316 | |
| 317 | int gb_var_noargs __attribute__((guarded_by)); // \ |
| 318 | // expected-error {{'guarded_by' attribute takes one argument}} |
| 319 | |
| 320 | class GBFoo { |
| 321 | private: |
| 322 | int gb_field_noargs __attribute__((guarded_by)); // \ |
| 323 | // expected-error {{'guarded_by' attribute takes one argument}} |
| 324 | int gb_field_args GUARDED_BY(mu1); |
| 325 | }; |
| 326 | |
| 327 | class GUARDED_BY(mu1) GB { // \ |
| 328 | // expected-warning {{'guarded_by' attribute only applies to non-static data members and global variables}} |
| 329 | }; |
| 330 | |
| 331 | void gb_function() GUARDED_BY(mu1); // \ |
| 332 | // expected-warning {{'guarded_by' attribute only applies to}} |
| 333 | |
| 334 | void gb_function_params(int gv_lvar GUARDED_BY(mu1)); // \ |
| 335 | // expected-warning {{'guarded_by' attribute only applies to}} |
| 336 | |
| 337 | int gb_testfn(int y){ |
| 338 | int x GUARDED_BY(mu1) = y; // \ |
| 339 | // expected-warning {{'guarded_by' attribute only applies to}} |
| 340 | return x; |
| 341 | } |
| 342 | |
| 343 | //2. Check argument parsing. |
| 344 | |
| 345 | // legal attribute arguments |
| 346 | int gb_var_arg_1 GUARDED_BY(muWrapper.mu); |
| 347 | int gb_var_arg_2 GUARDED_BY(muDoubleWrapper.muWrapper->mu); |
| 348 | int gb_var_arg_3 GUARDED_BY(muWrapper.getMu()); |
| 349 | int gb_var_arg_4 GUARDED_BY(*muWrapper.getMuPointer()); |
| 350 | int gb_var_arg_5 GUARDED_BY(&mu1); |
| 351 | int gb_var_arg_6 GUARDED_BY(muRef); |
| 352 | int gb_var_arg_7 GUARDED_BY(muDoubleWrapper.getWrapper()->getMu()); |
| 353 | int gb_var_arg_8 GUARDED_BY(muPointer); |
| 354 | int gb_var_arg_9 GUARDED_BY(!&mu1); |
| 355 | int gb_var_arg_10 GUARDED_BY(!&*&mu1); |
| 356 | |
| 357 | // illegal attribute arguments |
| 358 | int gb_var_arg_bad_1 GUARDED_BY(1); // \ |
| 359 | // expected-warning {{'guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 360 | int gb_var_arg_bad_2 GUARDED_BY("mu"); // \ |
| 361 | // expected-warning {{ignoring 'guarded_by' attribute because its argument is invalid}} |
| 362 | int gb_var_arg_bad_3 GUARDED_BY(muDoublePointer); // \ |
| 363 | // expected-warning {{'guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 364 | int gb_var_arg_bad_4 GUARDED_BY(umu); // \ |
| 365 | // expected-warning {{'guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'UnlockableMu'}} |
| 366 | |
| 367 | //3. |
| 368 | // Thread Safety analysis tests |
| 369 | |
| 370 | |
| 371 | //-----------------------------------------// |
| 372 | // Pt Guarded By Attribute (pgb) |
| 373 | //-----------------------------------------// |
| 374 | |
| 375 | #if !__has_attribute(pt_guarded_by) |
| 376 | #error "Should support pt_guarded_by attribute" |
| 377 | #endif |
| 378 | |
| 379 | //1. Check applied to the right types & argument number |
| 380 | |
| 381 | int *pgb_var_noargs __attribute__((pt_guarded_by)); // \ |
| 382 | // expected-error {{'pt_guarded_by' attribute takes one argument}} |
| 383 | |
| 384 | int *pgb_ptr_var_arg PT_GUARDED_BY(mu1); |
| 385 | |
| 386 | int *pgb_ptr_var_args __attribute__((pt_guarded_by(mu1, mu2))); // \ |
| 387 | // expected-error {{'pt_guarded_by' attribute takes one argument}} |
| 388 | |
| 389 | int pgb_var_args PT_GUARDED_BY(mu1); // \ |
| 390 | // expected-warning {{'pt_guarded_by' only applies to pointer types; type here is 'int'}} |
| 391 | |
| 392 | class PGBFoo { |
| 393 | private: |
| 394 | int *pgb_field_noargs __attribute__((pt_guarded_by)); // \ |
| 395 | // expected-error {{'pt_guarded_by' attribute takes one argument}} |
| 396 | int *pgb_field_args PT_GUARDED_BY(mu1); |
| 397 | }; |
| 398 | |
| 399 | class PT_GUARDED_BY(mu1) PGB { // \ |
| 400 | // expected-warning {{'pt_guarded_by' attribute only applies to non-static data members and global variables}} |
| 401 | }; |
| 402 | |
| 403 | void pgb_function() PT_GUARDED_BY(mu1); // \ |
| 404 | // expected-warning {{'pt_guarded_by' attribute only applies to}} |
| 405 | |
| 406 | void pgb_function_params(int gv_lvar PT_GUARDED_BY(mu1)); // \ |
| 407 | // expected-warning {{'pt_guarded_by' attribute only applies to}} |
| 408 | |
| 409 | void pgb_testfn(int y){ |
| 410 | int *x PT_GUARDED_BY(mu1) = new int(0); // \ |
| 411 | // expected-warning {{'pt_guarded_by' attribute only applies to}} |
| 412 | delete x; |
| 413 | } |
| 414 | |
| 415 | //2. Check argument parsing. |
| 416 | |
| 417 | // legal attribute arguments |
| 418 | int * pgb_var_arg_1 PT_GUARDED_BY(muWrapper.mu); |
| 419 | int * pgb_var_arg_2 PT_GUARDED_BY(muDoubleWrapper.muWrapper->mu); |
| 420 | int * pgb_var_arg_3 PT_GUARDED_BY(muWrapper.getMu()); |
| 421 | int * pgb_var_arg_4 PT_GUARDED_BY(*muWrapper.getMuPointer()); |
| 422 | int * pgb_var_arg_5 PT_GUARDED_BY(&mu1); |
| 423 | int * pgb_var_arg_6 PT_GUARDED_BY(muRef); |
| 424 | int * pgb_var_arg_7 PT_GUARDED_BY(muDoubleWrapper.getWrapper()->getMu()); |
| 425 | int * pgb_var_arg_8 PT_GUARDED_BY(muPointer); |
| 426 | |
| 427 | |
| 428 | // illegal attribute arguments |
| 429 | int * pgb_var_arg_bad_1 PT_GUARDED_BY(1); // \ |
| 430 | // expected-warning {{'pt_guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 431 | int * pgb_var_arg_bad_2 PT_GUARDED_BY("mu"); // \ |
| 432 | // expected-warning {{ignoring 'pt_guarded_by' attribute because its argument is invalid}} |
| 433 | int * pgb_var_arg_bad_3 PT_GUARDED_BY(muDoublePointer); // \ |
| 434 | // expected-warning {{'pt_guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 435 | int * pgb_var_arg_bad_4 PT_GUARDED_BY(umu); // \ |
| 436 | // expected-warning {{'pt_guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 437 | |
| 438 | |
| 439 | //-----------------------------------------// |
| 440 | // Acquired After (aa) |
| 441 | //-----------------------------------------// |
| 442 | |
| 443 | // FIXME: Would we like this attribute to take more than 1 arg? |
| 444 | |
| 445 | #if !__has_attribute(acquired_after) |
| 446 | #error "Should support acquired_after attribute" |
| 447 | #endif |
| 448 | |
| 449 | Mutex mu_aa ACQUIRED_AFTER(mu1); |
| 450 | |
| 451 | Mutex aa_var_noargs __attribute__((acquired_after)); // \ |
| 452 | // expected-error {{'acquired_after' attribute takes at least 1 argument}} |
| 453 | |
| 454 | class AAFoo { |
| 455 | private: |
| 456 | Mutex aa_field_noargs __attribute__((acquired_after)); // \ |
| 457 | // expected-error {{'acquired_after' attribute takes at least 1 argument}} |
| 458 | Mutex aa_field_args ACQUIRED_AFTER(mu1); |
| 459 | }; |
| 460 | |
| 461 | class ACQUIRED_AFTER(mu1) AA { // \ |
| 462 | // expected-warning {{'acquired_after' attribute only applies to non-static data members and global variables}} |
| 463 | }; |
| 464 | |
| 465 | void aa_function() ACQUIRED_AFTER(mu1); // \ |
| 466 | // expected-warning {{'acquired_after' attribute only applies to}} |
| 467 | |
| 468 | void aa_function_params(int gv_lvar ACQUIRED_AFTER(mu1)); // \ |
| 469 | // expected-warning {{'acquired_after' attribute only applies to}} |
| 470 | |
| 471 | void aa_testfn(int y){ |
| 472 | Mutex x ACQUIRED_AFTER(mu1) = Mutex(); // \ |
| 473 | // expected-warning {{'acquired_after' attribute only applies to}} |
| 474 | } |
| 475 | |
| 476 | //Check argument parsing. |
| 477 | |
| 478 | // legal attribute arguments |
| 479 | Mutex aa_var_arg_1 ACQUIRED_AFTER(muWrapper.mu); |
| 480 | Mutex aa_var_arg_2 ACQUIRED_AFTER(muDoubleWrapper.muWrapper->mu); |
| 481 | Mutex aa_var_arg_3 ACQUIRED_AFTER(muWrapper.getMu()); |
| 482 | Mutex aa_var_arg_4 ACQUIRED_AFTER(*muWrapper.getMuPointer()); |
| 483 | Mutex aa_var_arg_5 ACQUIRED_AFTER(&mu1); |
| 484 | Mutex aa_var_arg_6 ACQUIRED_AFTER(muRef); |
| 485 | Mutex aa_var_arg_7 ACQUIRED_AFTER(muDoubleWrapper.getWrapper()->getMu()); |
| 486 | Mutex aa_var_arg_8 ACQUIRED_AFTER(muPointer); |
| 487 | |
| 488 | |
| 489 | // illegal attribute arguments |
| 490 | Mutex aa_var_arg_bad_1 ACQUIRED_AFTER(1); // \ |
| 491 | // expected-warning {{'acquired_after' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 492 | Mutex aa_var_arg_bad_2 ACQUIRED_AFTER("mu"); // \ |
| 493 | // expected-warning {{ignoring 'acquired_after' attribute because its argument is invalid}} |
| 494 | Mutex aa_var_arg_bad_3 ACQUIRED_AFTER(muDoublePointer); // \ |
| 495 | // expected-warning {{'acquired_after' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 496 | Mutex aa_var_arg_bad_4 ACQUIRED_AFTER(umu); // \ |
| 497 | // expected-warning {{'acquired_after' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 498 | UnlockableMu aa_var_arg_bad_5 ACQUIRED_AFTER(mu_aa); // \ |
| 499 | // expected-warning {{'acquired_after' attribute can only be applied in a context annotated with 'capability("mutex")' attribute}} |
| 500 | |
| 501 | //-----------------------------------------// |
| 502 | // Acquired Before (ab) |
| 503 | //-----------------------------------------// |
| 504 | |
| 505 | #if !__has_attribute(acquired_before) |
| 506 | #error "Should support acquired_before attribute" |
| 507 | #endif |
| 508 | |
| 509 | Mutex mu_ab ACQUIRED_BEFORE(mu1); |
| 510 | |
| 511 | Mutex ab_var_noargs __attribute__((acquired_before)); // \ |
| 512 | // expected-error {{'acquired_before' attribute takes at least 1 argument}} |
| 513 | |
| 514 | class ABFoo { |
| 515 | private: |
| 516 | Mutex ab_field_noargs __attribute__((acquired_before)); // \ |
| 517 | // expected-error {{'acquired_before' attribute takes at least 1 argument}} |
| 518 | Mutex ab_field_args ACQUIRED_BEFORE(mu1); |
| 519 | }; |
| 520 | |
| 521 | class ACQUIRED_BEFORE(mu1) AB { // \ |
| 522 | // expected-warning {{'acquired_before' attribute only applies to non-static data members and global variables}} |
| 523 | }; |
| 524 | |
| 525 | void ab_function() ACQUIRED_BEFORE(mu1); // \ |
| 526 | // expected-warning {{'acquired_before' attribute only applies to}} |
| 527 | |
| 528 | void ab_function_params(int gv_lvar ACQUIRED_BEFORE(mu1)); // \ |
| 529 | // expected-warning {{'acquired_before' attribute only applies to}} |
| 530 | |
| 531 | void ab_testfn(int y){ |
| 532 | Mutex x ACQUIRED_BEFORE(mu1) = Mutex(); // \ |
| 533 | // expected-warning {{'acquired_before' attribute only applies to}} |
| 534 | } |
| 535 | |
| 536 | // Note: illegal int ab_int ACQUIRED_BEFORE(mu1) will |
| 537 | // be taken care of by warnings that ab__int is not lockable. |
| 538 | |
| 539 | //Check argument parsing. |
| 540 | |
| 541 | // legal attribute arguments |
| 542 | Mutex ab_var_arg_1 ACQUIRED_BEFORE(muWrapper.mu); |
| 543 | Mutex ab_var_arg_2 ACQUIRED_BEFORE(muDoubleWrapper.muWrapper->mu); |
| 544 | Mutex ab_var_arg_3 ACQUIRED_BEFORE(muWrapper.getMu()); |
| 545 | Mutex ab_var_arg_4 ACQUIRED_BEFORE(*muWrapper.getMuPointer()); |
| 546 | Mutex ab_var_arg_5 ACQUIRED_BEFORE(&mu1); |
| 547 | Mutex ab_var_arg_6 ACQUIRED_BEFORE(muRef); |
| 548 | Mutex ab_var_arg_7 ACQUIRED_BEFORE(muDoubleWrapper.getWrapper()->getMu()); |
| 549 | Mutex ab_var_arg_8 ACQUIRED_BEFORE(muPointer); |
| 550 | |
| 551 | |
| 552 | // illegal attribute arguments |
| 553 | Mutex ab_var_arg_bad_1 ACQUIRED_BEFORE(1); // \ |
| 554 | // expected-warning {{'acquired_before' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 555 | Mutex ab_var_arg_bad_2 ACQUIRED_BEFORE("mu"); // \ |
| 556 | // expected-warning {{ignoring 'acquired_before' attribute because its argument is invalid}} |
| 557 | Mutex ab_var_arg_bad_3 ACQUIRED_BEFORE(muDoublePointer); // \ |
| 558 | // expected-warning {{'acquired_before' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 559 | Mutex ab_var_arg_bad_4 ACQUIRED_BEFORE(umu); // \ |
| 560 | // expected-warning {{'acquired_before' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 561 | UnlockableMu ab_var_arg_bad_5 ACQUIRED_BEFORE(mu_ab); // \ |
| 562 | // expected-warning {{'acquired_before' attribute can only be applied in a context annotated with 'capability("mutex")' attribute}} |
| 563 | |
| 564 | |
| 565 | //-----------------------------------------// |
| 566 | // Exclusive Lock Function (elf) |
| 567 | //-----------------------------------------// |
| 568 | |
| 569 | #if !__has_attribute(exclusive_lock_function) |
| 570 | #error "Should support exclusive_lock_function attribute" |
| 571 | #endif |
| 572 | |
| 573 | // takes zero or more arguments, all locks (vars/fields) |
| 574 | |
| 575 | void elf_function() EXCLUSIVE_LOCK_FUNCTION(); // expected-warning {{'exclusive_lock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 576 | |
| 577 | void elf_function_args() EXCLUSIVE_LOCK_FUNCTION(mu1, mu2); |
| 578 | |
| 579 | int elf_testfn(int y) EXCLUSIVE_LOCK_FUNCTION(); // expected-warning {{'exclusive_lock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 580 | |
| 581 | int elf_testfn(int y) { |
| 582 | int x EXCLUSIVE_LOCK_FUNCTION() = y; // \ |
| 583 | // expected-warning {{'exclusive_lock_function' attribute only applies to functions}} |
| 584 | return x; |
| 585 | }; |
| 586 | |
| 587 | int elf_test_var EXCLUSIVE_LOCK_FUNCTION(); // \ |
| 588 | // expected-warning {{'exclusive_lock_function' attribute only applies to functions}} |
| 589 | |
| 590 | class ElfFoo { |
| 591 | private: |
| 592 | int test_field EXCLUSIVE_LOCK_FUNCTION(); // \ |
| 593 | // expected-warning {{'exclusive_lock_function' attribute only applies to functions}} |
| 594 | void test_method() EXCLUSIVE_LOCK_FUNCTION(); // \ |
| 595 | // expected-warning {{'exclusive_lock_function' attribute without capability arguments refers to 'this', but 'ElfFoo' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 596 | }; |
| 597 | |
| 598 | class EXCLUSIVE_LOCK_FUNCTION() ElfTestClass { // \ |
| 599 | // expected-warning {{'exclusive_lock_function' attribute only applies to functions}} |
| 600 | }; |
| 601 | |
| 602 | void elf_fun_params(int lvar EXCLUSIVE_LOCK_FUNCTION()); // \ |
| 603 | // expected-warning {{'exclusive_lock_function' attribute only applies to functions}} |
| 604 | |
| 605 | // Check argument parsing. |
| 606 | |
| 607 | // legal attribute arguments |
| 608 | int elf_function_1() EXCLUSIVE_LOCK_FUNCTION(muWrapper.mu); |
| 609 | int elf_function_2() EXCLUSIVE_LOCK_FUNCTION(muDoubleWrapper.muWrapper->mu); |
| 610 | int elf_function_3() EXCLUSIVE_LOCK_FUNCTION(muWrapper.getMu()); |
| 611 | int elf_function_4() EXCLUSIVE_LOCK_FUNCTION(*muWrapper.getMuPointer()); |
| 612 | int elf_function_5() EXCLUSIVE_LOCK_FUNCTION(&mu1); |
| 613 | int elf_function_6() EXCLUSIVE_LOCK_FUNCTION(muRef); |
| 614 | int elf_function_7() EXCLUSIVE_LOCK_FUNCTION(muDoubleWrapper.getWrapper()->getMu()); |
| 615 | int elf_function_8() EXCLUSIVE_LOCK_FUNCTION(muPointer); |
| 616 | int elf_function_9(Mutex x) EXCLUSIVE_LOCK_FUNCTION(1); |
| 617 | int elf_function_9(Mutex x, Mutex y) EXCLUSIVE_LOCK_FUNCTION(1,2); |
| 618 | |
| 619 | |
| 620 | // illegal attribute arguments |
| 621 | int elf_function_bad_2() EXCLUSIVE_LOCK_FUNCTION("mu"); // \ |
| 622 | // expected-warning {{ignoring 'exclusive_lock_function' attribute because its argument is invalid}} |
| 623 | int elf_function_bad_3() EXCLUSIVE_LOCK_FUNCTION(muDoublePointer); // \ |
| 624 | // expected-warning {{'exclusive_lock_function' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 625 | int elf_function_bad_4() EXCLUSIVE_LOCK_FUNCTION(umu); // \ |
| 626 | // expected-warning {{'exclusive_lock_function' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 627 | |
| 628 | int elf_function_bad_1() EXCLUSIVE_LOCK_FUNCTION(1); // \ |
| 629 | // expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 630 | int elf_function_bad_5(Mutex x) EXCLUSIVE_LOCK_FUNCTION(0); // \ |
| 631 | // expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}} |
| 632 | int elf_function_bad_6(Mutex x, Mutex y) EXCLUSIVE_LOCK_FUNCTION(0); // \ |
| 633 | // expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}} |
| 634 | int elf_function_bad_7() EXCLUSIVE_LOCK_FUNCTION(0); // \ |
| 635 | // expected-error {{'exclusive_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 636 | |
| 637 | |
| 638 | //-----------------------------------------// |
| 639 | // Shared Lock Function (slf) |
| 640 | //-----------------------------------------// |
| 641 | |
| 642 | #if !__has_attribute(shared_lock_function) |
| 643 | #error "Should support shared_lock_function attribute" |
| 644 | #endif |
| 645 | |
| 646 | // takes zero or more arguments, all locks (vars/fields) |
| 647 | |
| 648 | void slf_function() SHARED_LOCK_FUNCTION(); // expected-warning {{'shared_lock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 649 | |
| 650 | void slf_function_args() SHARED_LOCK_FUNCTION(mu1, mu2); |
| 651 | |
| 652 | int slf_testfn(int y) SHARED_LOCK_FUNCTION(); // expected-warning {{'shared_lock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 653 | |
| 654 | int slf_testfn(int y) { |
| 655 | int x SHARED_LOCK_FUNCTION() = y; // \ |
| 656 | // expected-warning {{'shared_lock_function' attribute only applies to functions}} |
| 657 | return x; |
| 658 | }; |
| 659 | |
| 660 | int slf_test_var SHARED_LOCK_FUNCTION(); // \ |
| 661 | // expected-warning {{'shared_lock_function' attribute only applies to functions}} |
| 662 | |
| 663 | void slf_fun_params(int lvar SHARED_LOCK_FUNCTION()); // \ |
| 664 | // expected-warning {{'shared_lock_function' attribute only applies to functions}} |
| 665 | |
| 666 | class SlfFoo { |
| 667 | private: |
| 668 | int test_field SHARED_LOCK_FUNCTION(); // \ |
| 669 | // expected-warning {{'shared_lock_function' attribute only applies to functions}} |
| 670 | void test_method() SHARED_LOCK_FUNCTION(); // \ |
| 671 | // expected-warning {{'shared_lock_function' attribute without capability arguments refers to 'this', but 'SlfFoo' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 672 | }; |
| 673 | |
| 674 | class SHARED_LOCK_FUNCTION() SlfTestClass { // \ |
| 675 | // expected-warning {{'shared_lock_function' attribute only applies to functions}} |
| 676 | }; |
| 677 | |
| 678 | // Check argument parsing. |
| 679 | |
| 680 | // legal attribute arguments |
| 681 | int slf_function_1() SHARED_LOCK_FUNCTION(muWrapper.mu); |
| 682 | int slf_function_2() SHARED_LOCK_FUNCTION(muDoubleWrapper.muWrapper->mu); |
| 683 | int slf_function_3() SHARED_LOCK_FUNCTION(muWrapper.getMu()); |
| 684 | int slf_function_4() SHARED_LOCK_FUNCTION(*muWrapper.getMuPointer()); |
| 685 | int slf_function_5() SHARED_LOCK_FUNCTION(&mu1); |
| 686 | int slf_function_6() SHARED_LOCK_FUNCTION(muRef); |
| 687 | int slf_function_7() SHARED_LOCK_FUNCTION(muDoubleWrapper.getWrapper()->getMu()); |
| 688 | int slf_function_8() SHARED_LOCK_FUNCTION(muPointer); |
| 689 | int slf_function_9(Mutex x) SHARED_LOCK_FUNCTION(1); |
| 690 | int slf_function_9(Mutex x, Mutex y) SHARED_LOCK_FUNCTION(1,2); |
| 691 | |
| 692 | |
| 693 | // illegal attribute arguments |
| 694 | int slf_function_bad_2() SHARED_LOCK_FUNCTION("mu"); // \ |
| 695 | // expected-warning {{ignoring 'shared_lock_function' attribute because its argument is invalid}} |
| 696 | int slf_function_bad_3() SHARED_LOCK_FUNCTION(muDoublePointer); // \ |
| 697 | // expected-warning {{'shared_lock_function' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 698 | int slf_function_bad_4() SHARED_LOCK_FUNCTION(umu); // \ |
| 699 | // expected-warning {{'shared_lock_function' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 700 | |
| 701 | int slf_function_bad_1() SHARED_LOCK_FUNCTION(1); // \ |
| 702 | // expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 703 | int slf_function_bad_5(Mutex x) SHARED_LOCK_FUNCTION(0); // \ |
| 704 | // expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}} |
| 705 | int slf_function_bad_6(Mutex x, Mutex y) SHARED_LOCK_FUNCTION(0); // \ |
| 706 | // expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}} |
| 707 | int slf_function_bad_7() SHARED_LOCK_FUNCTION(0); // \ |
| 708 | // expected-error {{'shared_lock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 709 | |
| 710 | |
| 711 | //-----------------------------------------// |
| 712 | // Exclusive TryLock Function (etf) |
| 713 | //-----------------------------------------// |
| 714 | |
| 715 | #if !__has_attribute(exclusive_trylock_function) |
| 716 | #error "Should support exclusive_trylock_function attribute" |
| 717 | #endif |
| 718 | |
| 719 | // takes a mandatory boolean or integer argument specifying the retval |
| 720 | // plus an optional list of locks (vars/fields) |
| 721 | |
| 722 | void etf_function() __attribute__((exclusive_trylock_function)); // \ |
| 723 | // expected-error {{'exclusive_trylock_function' attribute takes at least 1 argument}} |
| 724 | |
| 725 | void etf_function_args() EXCLUSIVE_TRYLOCK_FUNCTION(1, mu2); |
| 726 | |
| 727 | void etf_function_arg() EXCLUSIVE_TRYLOCK_FUNCTION(1); // \ |
| 728 | // expected-warning {{'exclusive_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 729 | |
| 730 | int etf_testfn(int y) EXCLUSIVE_TRYLOCK_FUNCTION(1); // \ |
| 731 | // expected-warning {{'exclusive_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 732 | |
| 733 | int etf_testfn(int y) { |
| 734 | int x EXCLUSIVE_TRYLOCK_FUNCTION(1) = y; // \ |
| 735 | // expected-warning {{'exclusive_trylock_function' attribute only applies to functions}} |
| 736 | return x; |
| 737 | }; |
| 738 | |
| 739 | int etf_test_var EXCLUSIVE_TRYLOCK_FUNCTION(1); // \ |
| 740 | // expected-warning {{'exclusive_trylock_function' attribute only applies to functions}} |
| 741 | |
| 742 | class EtfFoo { |
| 743 | private: |
| 744 | int test_field EXCLUSIVE_TRYLOCK_FUNCTION(1); // \ |
| 745 | // expected-warning {{'exclusive_trylock_function' attribute only applies to functions}} |
| 746 | void test_method() EXCLUSIVE_TRYLOCK_FUNCTION(1); // \ |
| 747 | // expected-warning {{'exclusive_trylock_function' attribute without capability arguments refers to 'this', but 'EtfFoo' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 748 | }; |
| 749 | |
| 750 | class EXCLUSIVE_TRYLOCK_FUNCTION(1) EtfTestClass { // \ |
| 751 | // expected-warning {{'exclusive_trylock_function' attribute only applies to functions}} |
| 752 | }; |
| 753 | |
| 754 | void etf_fun_params(int lvar EXCLUSIVE_TRYLOCK_FUNCTION(1)); // \ |
| 755 | // expected-warning {{'exclusive_trylock_function' attribute only applies to functions}} |
| 756 | |
| 757 | // Check argument parsing. |
| 758 | |
| 759 | // legal attribute arguments |
| 760 | int etf_function_1() EXCLUSIVE_TRYLOCK_FUNCTION(1, muWrapper.mu); |
| 761 | int etf_function_2() EXCLUSIVE_TRYLOCK_FUNCTION(1, muDoubleWrapper.muWrapper->mu); |
| 762 | int etf_function_3() EXCLUSIVE_TRYLOCK_FUNCTION(1, muWrapper.getMu()); |
| 763 | int etf_function_4() EXCLUSIVE_TRYLOCK_FUNCTION(1, *muWrapper.getMuPointer()); |
| 764 | int etf_function_5() EXCLUSIVE_TRYLOCK_FUNCTION(1, &mu1); |
| 765 | int etf_function_6() EXCLUSIVE_TRYLOCK_FUNCTION(1, muRef); |
| 766 | int etf_function_7() EXCLUSIVE_TRYLOCK_FUNCTION(1, muDoubleWrapper.getWrapper()->getMu()); |
| 767 | int etf_functetfn_8() EXCLUSIVE_TRYLOCK_FUNCTION(1, muPointer); |
| 768 | int etf_function_9() EXCLUSIVE_TRYLOCK_FUNCTION(true); // \ |
| 769 | // expected-warning {{'exclusive_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 770 | |
| 771 | |
| 772 | // illegal attribute arguments |
| 773 | int etf_function_bad_1() EXCLUSIVE_TRYLOCK_FUNCTION(mu1); // \ |
| 774 | // expected-error {{'exclusive_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 775 | int etf_function_bad_2() EXCLUSIVE_TRYLOCK_FUNCTION("mu"); // \ |
| 776 | // expected-error {{'exclusive_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 777 | int etf_function_bad_3() EXCLUSIVE_TRYLOCK_FUNCTION(muDoublePointer); // \ |
| 778 | // expected-error {{'exclusive_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 779 | |
| 780 | int etf_function_bad_4() EXCLUSIVE_TRYLOCK_FUNCTION(1, "mu"); // \ |
| 781 | // expected-warning {{ignoring 'exclusive_trylock_function' attribute because its argument is invalid}} |
| 782 | int etf_function_bad_5() EXCLUSIVE_TRYLOCK_FUNCTION(1, muDoublePointer); // \ |
| 783 | // expected-warning {{'exclusive_trylock_function' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 784 | int etf_function_bad_6() EXCLUSIVE_TRYLOCK_FUNCTION(1, umu); // \ |
| 785 | // expected-warning {{'exclusive_trylock_function' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 786 | |
| 787 | |
| 788 | //-----------------------------------------// |
| 789 | // Shared TryLock Function (stf) |
| 790 | //-----------------------------------------// |
| 791 | |
| 792 | #if !__has_attribute(shared_trylock_function) |
| 793 | #error "Should support shared_trylock_function attribute" |
| 794 | #endif |
| 795 | |
| 796 | // takes a mandatory boolean or integer argument specifying the retval |
| 797 | // plus an optional list of locks (vars/fields) |
| 798 | |
| 799 | void stf_function() __attribute__((shared_trylock_function)); // \ |
| 800 | // expected-error {{'shared_trylock_function' attribute takes at least 1 argument}} |
| 801 | |
| 802 | void stf_function_args() SHARED_TRYLOCK_FUNCTION(1, mu2); |
| 803 | |
| 804 | void stf_function_arg() SHARED_TRYLOCK_FUNCTION(1); // \ |
| 805 | // expected-warning {{'shared_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 806 | |
| 807 | int stf_testfn(int y) SHARED_TRYLOCK_FUNCTION(1); // \ |
| 808 | // expected-warning {{'shared_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 809 | |
| 810 | int stf_testfn(int y) { |
| 811 | int x SHARED_TRYLOCK_FUNCTION(1) = y; // \ |
| 812 | // expected-warning {{'shared_trylock_function' attribute only applies to functions}} |
| 813 | return x; |
| 814 | }; |
| 815 | |
| 816 | int stf_test_var SHARED_TRYLOCK_FUNCTION(1); // \ |
| 817 | // expected-warning {{'shared_trylock_function' attribute only applies to functions}} |
| 818 | |
| 819 | void stf_fun_params(int lvar SHARED_TRYLOCK_FUNCTION(1)); // \ |
| 820 | // expected-warning {{'shared_trylock_function' attribute only applies to functions}} |
| 821 | |
| 822 | |
| 823 | class StfFoo { |
| 824 | private: |
| 825 | int test_field SHARED_TRYLOCK_FUNCTION(1); // \ |
| 826 | // expected-warning {{'shared_trylock_function' attribute only applies to functions}} |
| 827 | void test_method() SHARED_TRYLOCK_FUNCTION(1); // \ |
| 828 | // expected-warning {{'shared_trylock_function' attribute without capability arguments refers to 'this', but 'StfFoo' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 829 | }; |
| 830 | |
| 831 | class SHARED_TRYLOCK_FUNCTION(1) StfTestClass { // \ |
| 832 | // expected-warning {{'shared_trylock_function' attribute only applies to functions}} |
| 833 | }; |
| 834 | |
| 835 | // Check argument parsing. |
| 836 | |
| 837 | // legal attribute arguments |
| 838 | int stf_function_1() SHARED_TRYLOCK_FUNCTION(1, muWrapper.mu); |
| 839 | int stf_function_2() SHARED_TRYLOCK_FUNCTION(1, muDoubleWrapper.muWrapper->mu); |
| 840 | int stf_function_3() SHARED_TRYLOCK_FUNCTION(1, muWrapper.getMu()); |
| 841 | int stf_function_4() SHARED_TRYLOCK_FUNCTION(1, *muWrapper.getMuPointer()); |
| 842 | int stf_function_5() SHARED_TRYLOCK_FUNCTION(1, &mu1); |
| 843 | int stf_function_6() SHARED_TRYLOCK_FUNCTION(1, muRef); |
| 844 | int stf_function_7() SHARED_TRYLOCK_FUNCTION(1, muDoubleWrapper.getWrapper()->getMu()); |
| 845 | int stf_function_8() SHARED_TRYLOCK_FUNCTION(1, muPointer); |
| 846 | int stf_function_9() SHARED_TRYLOCK_FUNCTION(true); // \ |
| 847 | // expected-warning {{'shared_trylock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 848 | |
| 849 | |
| 850 | // illegal attribute arguments |
| 851 | int stf_function_bad_1() SHARED_TRYLOCK_FUNCTION(mu1); // \ |
| 852 | // expected-error {{'shared_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 853 | int stf_function_bad_2() SHARED_TRYLOCK_FUNCTION("mu"); // \ |
| 854 | // expected-error {{'shared_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 855 | int stf_function_bad_3() SHARED_TRYLOCK_FUNCTION(muDoublePointer); // \ |
| 856 | // expected-error {{'shared_trylock_function' attribute requires parameter 1 to be int or bool}} |
| 857 | |
| 858 | int stf_function_bad_4() SHARED_TRYLOCK_FUNCTION(1, "mu"); // \ |
| 859 | // expected-warning {{ignoring 'shared_trylock_function' attribute because its argument is invalid}} |
| 860 | int stf_function_bad_5() SHARED_TRYLOCK_FUNCTION(1, muDoublePointer); // \ |
| 861 | // expected-warning {{'shared_trylock_function' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 862 | int stf_function_bad_6() SHARED_TRYLOCK_FUNCTION(1, umu); // \ |
| 863 | // expected-warning {{'shared_trylock_function' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 864 | |
| 865 | |
| 866 | //-----------------------------------------// |
| 867 | // Unlock Function (uf) |
| 868 | //-----------------------------------------// |
| 869 | |
| 870 | #if !__has_attribute(unlock_function) |
| 871 | #error "Should support unlock_function attribute" |
| 872 | #endif |
| 873 | |
| 874 | // takes zero or more arguments, all locks (vars/fields) |
| 875 | |
| 876 | void uf_function() UNLOCK_FUNCTION(); // \ |
| 877 | // expected-warning {{'unlock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 878 | |
| 879 | |
| 880 | void uf_function_args() UNLOCK_FUNCTION(mu1, mu2); |
| 881 | |
| 882 | int uf_testfn(int y) UNLOCK_FUNCTION(); //\ |
| 883 | // expected-warning {{'unlock_function' attribute without capability arguments can only be applied to non-static methods of a class}} |
| 884 | |
| 885 | int uf_testfn(int y) { |
| 886 | int x UNLOCK_FUNCTION() = y; // \ |
| 887 | // expected-warning {{'unlock_function' attribute only applies to functions}} |
| 888 | return x; |
| 889 | }; |
| 890 | |
| 891 | int uf_test_var UNLOCK_FUNCTION(); // \ |
| 892 | // expected-warning {{'unlock_function' attribute only applies to functions}} |
| 893 | |
| 894 | class UfFoo { |
| 895 | private: |
| 896 | int test_field UNLOCK_FUNCTION(); // \ |
| 897 | // expected-warning {{'unlock_function' attribute only applies to functions}} |
| 898 | void test_method() UNLOCK_FUNCTION(); // \ |
| 899 | // expected-warning {{'unlock_function' attribute without capability arguments refers to 'this', but 'UfFoo' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 900 | }; |
| 901 | |
| 902 | class NO_THREAD_SAFETY_ANALYSIS UfTestClass { // \ |
| 903 | // expected-warning {{'no_thread_safety_analysis' attribute only applies to functions}} |
| 904 | }; |
| 905 | |
| 906 | void uf_fun_params(int lvar UNLOCK_FUNCTION()); // \ |
| 907 | // expected-warning {{'unlock_function' attribute only applies to functions}} |
| 908 | |
| 909 | // Check argument parsing. |
| 910 | |
| 911 | // legal attribute arguments |
| 912 | int uf_function_1() UNLOCK_FUNCTION(muWrapper.mu); |
| 913 | int uf_function_2() UNLOCK_FUNCTION(muDoubleWrapper.muWrapper->mu); |
| 914 | int uf_function_3() UNLOCK_FUNCTION(muWrapper.getMu()); |
| 915 | int uf_function_4() UNLOCK_FUNCTION(*muWrapper.getMuPointer()); |
| 916 | int uf_function_5() UNLOCK_FUNCTION(&mu1); |
| 917 | int uf_function_6() UNLOCK_FUNCTION(muRef); |
| 918 | int uf_function_7() UNLOCK_FUNCTION(muDoubleWrapper.getWrapper()->getMu()); |
| 919 | int uf_function_8() UNLOCK_FUNCTION(muPointer); |
| 920 | int uf_function_9(Mutex x) UNLOCK_FUNCTION(1); |
| 921 | int uf_function_9(Mutex x, Mutex y) UNLOCK_FUNCTION(1,2); |
| 922 | |
| 923 | |
| 924 | // illegal attribute arguments |
| 925 | int uf_function_bad_2() UNLOCK_FUNCTION("mu"); // \ |
| 926 | // expected-warning {{ignoring 'unlock_function' attribute because its argument is invalid}} |
| 927 | int uf_function_bad_3() UNLOCK_FUNCTION(muDoublePointer); // \ |
| 928 | // expected-warning {{'unlock_function' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 929 | int uf_function_bad_4() UNLOCK_FUNCTION(umu); // \ |
| 930 | // expected-warning {{'unlock_function' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 931 | |
| 932 | int uf_function_bad_1() UNLOCK_FUNCTION(1); // \ |
| 933 | // expected-error {{'unlock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 934 | int uf_function_bad_5(Mutex x) UNLOCK_FUNCTION(0); // \ |
| 935 | // expected-error {{'unlock_function' attribute parameter 1 is out of bounds: can only be 1, since there is one parameter}} |
| 936 | int uf_function_bad_6(Mutex x, Mutex y) UNLOCK_FUNCTION(0); // \ |
| 937 | // expected-error {{'unlock_function' attribute parameter 1 is out of bounds: must be between 1 and 2}} |
| 938 | int uf_function_bad_7() UNLOCK_FUNCTION(0); // \ |
| 939 | // expected-error {{'unlock_function' attribute parameter 1 is out of bounds: no parameters to index into}} |
| 940 | |
| 941 | |
| 942 | //-----------------------------------------// |
| 943 | // Lock Returned (lr) |
| 944 | //-----------------------------------------// |
| 945 | |
| 946 | #if !__has_attribute(lock_returned) |
| 947 | #error "Should support lock_returned attribute" |
| 948 | #endif |
| 949 | |
| 950 | // Takes exactly one argument, a var/field |
| 951 | |
| 952 | void lr_function() __attribute__((lock_returned)); // \ |
| 953 | // expected-error {{'lock_returned' attribute takes one argument}} |
| 954 | |
| 955 | void lr_function_arg() LOCK_RETURNED(mu1); |
| 956 | |
| 957 | void lr_function_args() __attribute__((lock_returned(mu1, mu2))); // \ |
| 958 | // expected-error {{'lock_returned' attribute takes one argument}} |
| 959 | |
| 960 | int lr_testfn(int y) LOCK_RETURNED(mu1); |
| 961 | |
| 962 | int lr_testfn(int y) { |
| 963 | int x LOCK_RETURNED(mu1) = y; // \ |
| 964 | // expected-warning {{'lock_returned' attribute only applies to functions}} |
| 965 | return x; |
| 966 | }; |
| 967 | |
| 968 | int lr_test_var LOCK_RETURNED(mu1); // \ |
| 969 | // expected-warning {{'lock_returned' attribute only applies to functions}} |
| 970 | |
| 971 | void lr_fun_params(int lvar LOCK_RETURNED(mu1)); // \ |
| 972 | // expected-warning {{'lock_returned' attribute only applies to functions}} |
| 973 | |
| 974 | class LrFoo { |
| 975 | private: |
| 976 | int test_field LOCK_RETURNED(mu1); // \ |
| 977 | // expected-warning {{'lock_returned' attribute only applies to functions}} |
| 978 | void test_method() LOCK_RETURNED(mu1); |
| 979 | }; |
| 980 | |
| 981 | class LOCK_RETURNED(mu1) LrTestClass { // \ |
| 982 | // expected-warning {{'lock_returned' attribute only applies to functions}} |
| 983 | }; |
| 984 | |
| 985 | // Check argument parsing. |
| 986 | |
| 987 | // legal attribute arguments |
| 988 | int lr_function_1() LOCK_RETURNED(muWrapper.mu); |
| 989 | int lr_function_2() LOCK_RETURNED(muDoubleWrapper.muWrapper->mu); |
| 990 | int lr_function_3() LOCK_RETURNED(muWrapper.getMu()); |
| 991 | int lr_function_4() LOCK_RETURNED(*muWrapper.getMuPointer()); |
| 992 | int lr_function_5() LOCK_RETURNED(&mu1); |
| 993 | int lr_function_6() LOCK_RETURNED(muRef); |
| 994 | int lr_function_7() LOCK_RETURNED(muDoubleWrapper.getWrapper()->getMu()); |
| 995 | int lr_function_8() LOCK_RETURNED(muPointer); |
| 996 | |
| 997 | |
| 998 | // illegal attribute arguments |
| 999 | int lr_function_bad_1() LOCK_RETURNED(1); // \ |
| 1000 | // expected-warning {{'lock_returned' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 1001 | int lr_function_bad_2() LOCK_RETURNED("mu"); // \ |
| 1002 | // expected-warning {{ignoring 'lock_returned' attribute because its argument is invalid}} |
| 1003 | int lr_function_bad_3() LOCK_RETURNED(muDoublePointer); // \ |
| 1004 | // expected-warning {{'lock_returned' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 1005 | int lr_function_bad_4() LOCK_RETURNED(umu); // \ |
| 1006 | // expected-warning {{'lock_returned' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 1007 | |
| 1008 | |
| 1009 | |
| 1010 | //-----------------------------------------// |
| 1011 | // Locks Excluded (le) |
| 1012 | //-----------------------------------------// |
| 1013 | |
| 1014 | #if !__has_attribute(locks_excluded) |
| 1015 | #error "Should support locks_excluded attribute" |
| 1016 | #endif |
| 1017 | |
| 1018 | // takes one or more arguments, all locks (vars/fields) |
| 1019 | |
| 1020 | void le_function() __attribute__((locks_excluded)); // \ |
| 1021 | // expected-error {{'locks_excluded' attribute takes at least 1 argument}} |
| 1022 | |
| 1023 | void le_function_arg() LOCKS_EXCLUDED(mu1); |
| 1024 | |
| 1025 | void le_function_args() LOCKS_EXCLUDED(mu1, mu2); |
| 1026 | |
| 1027 | int le_testfn(int y) LOCKS_EXCLUDED(mu1); |
| 1028 | |
| 1029 | int le_testfn(int y) { |
| 1030 | int x LOCKS_EXCLUDED(mu1) = y; // \ |
| 1031 | // expected-warning {{'locks_excluded' attribute only applies to functions}} |
| 1032 | return x; |
| 1033 | }; |
| 1034 | |
| 1035 | int le_test_var LOCKS_EXCLUDED(mu1); // \ |
| 1036 | // expected-warning {{'locks_excluded' attribute only applies to functions}} |
| 1037 | |
| 1038 | void le_fun_params(int lvar LOCKS_EXCLUDED(mu1)); // \ |
| 1039 | // expected-warning {{'locks_excluded' attribute only applies to functions}} |
| 1040 | |
| 1041 | class LeFoo { |
| 1042 | private: |
| 1043 | int test_field LOCKS_EXCLUDED(mu1); // \ |
| 1044 | // expected-warning {{'locks_excluded' attribute only applies to functions}} |
| 1045 | void test_method() LOCKS_EXCLUDED(mu1); |
| 1046 | }; |
| 1047 | |
| 1048 | class LOCKS_EXCLUDED(mu1) LeTestClass { // \ |
| 1049 | // expected-warning {{'locks_excluded' attribute only applies to functions}} |
| 1050 | }; |
| 1051 | |
| 1052 | // Check argument parsing. |
| 1053 | |
| 1054 | // legal attribute arguments |
| 1055 | int le_function_1() LOCKS_EXCLUDED(muWrapper.mu); |
| 1056 | int le_function_2() LOCKS_EXCLUDED(muDoubleWrapper.muWrapper->mu); |
| 1057 | int le_function_3() LOCKS_EXCLUDED(muWrapper.getMu()); |
| 1058 | int le_function_4() LOCKS_EXCLUDED(*muWrapper.getMuPointer()); |
| 1059 | int le_function_5() LOCKS_EXCLUDED(&mu1); |
| 1060 | int le_function_6() LOCKS_EXCLUDED(muRef); |
| 1061 | int le_function_7() LOCKS_EXCLUDED(muDoubleWrapper.getWrapper()->getMu()); |
| 1062 | int le_function_8() LOCKS_EXCLUDED(muPointer); |
| 1063 | |
| 1064 | |
| 1065 | // illegal attribute arguments |
| 1066 | int le_function_bad_1() LOCKS_EXCLUDED(1); // \ |
| 1067 | // expected-warning {{'locks_excluded' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 1068 | int le_function_bad_2() LOCKS_EXCLUDED("mu"); // \ |
| 1069 | // expected-warning {{ignoring 'locks_excluded' attribute because its argument is invalid}} |
| 1070 | int le_function_bad_3() LOCKS_EXCLUDED(muDoublePointer); // \ |
| 1071 | // expected-warning {{'locks_excluded' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 1072 | int le_function_bad_4() LOCKS_EXCLUDED(umu); // \ |
| 1073 | // expected-warning {{'locks_excluded' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 1074 | |
| 1075 | |
| 1076 | |
| 1077 | //-----------------------------------------// |
| 1078 | // Exclusive Locks Required (elr) |
| 1079 | //-----------------------------------------// |
| 1080 | |
| 1081 | #if !__has_attribute(exclusive_locks_required) |
| 1082 | #error "Should support exclusive_locks_required attribute" |
| 1083 | #endif |
| 1084 | |
| 1085 | // takes one or more arguments, all locks (vars/fields) |
| 1086 | |
| 1087 | void elr_function() __attribute__((exclusive_locks_required)); // \ |
| 1088 | // expected-error {{'exclusive_locks_required' attribute takes at least 1 argument}} |
| 1089 | |
| 1090 | void elr_function_arg() EXCLUSIVE_LOCKS_REQUIRED(mu1); |
| 1091 | |
| 1092 | void elr_function_args() EXCLUSIVE_LOCKS_REQUIRED(mu1, mu2); |
| 1093 | |
| 1094 | int elr_testfn(int y) EXCLUSIVE_LOCKS_REQUIRED(mu1); |
| 1095 | |
| 1096 | int elr_testfn(int y) { |
| 1097 | int x EXCLUSIVE_LOCKS_REQUIRED(mu1) = y; // \ |
| 1098 | // expected-warning {{'exclusive_locks_required' attribute only applies to functions}} |
| 1099 | return x; |
| 1100 | }; |
| 1101 | |
| 1102 | int elr_test_var EXCLUSIVE_LOCKS_REQUIRED(mu1); // \ |
| 1103 | // expected-warning {{'exclusive_locks_required' attribute only applies to functions}} |
| 1104 | |
| 1105 | void elr_fun_params(int lvar EXCLUSIVE_LOCKS_REQUIRED(mu1)); // \ |
| 1106 | // expected-warning {{'exclusive_locks_required' attribute only applies to functions}} |
| 1107 | |
| 1108 | class ElrFoo { |
| 1109 | private: |
| 1110 | int test_field EXCLUSIVE_LOCKS_REQUIRED(mu1); // \ |
| 1111 | // expected-warning {{'exclusive_locks_required' attribute only applies to functions}} |
| 1112 | void test_method() EXCLUSIVE_LOCKS_REQUIRED(mu1); |
| 1113 | }; |
| 1114 | |
| 1115 | class EXCLUSIVE_LOCKS_REQUIRED(mu1) ElrTestClass { // \ |
| 1116 | // expected-warning {{'exclusive_locks_required' attribute only applies to functions}} |
| 1117 | }; |
| 1118 | |
| 1119 | // Check argument parsing. |
| 1120 | |
| 1121 | // legal attribute arguments |
| 1122 | int elr_function_1() EXCLUSIVE_LOCKS_REQUIRED(muWrapper.mu); |
| 1123 | int elr_function_2() EXCLUSIVE_LOCKS_REQUIRED(muDoubleWrapper.muWrapper->mu); |
| 1124 | int elr_function_3() EXCLUSIVE_LOCKS_REQUIRED(muWrapper.getMu()); |
| 1125 | int elr_function_4() EXCLUSIVE_LOCKS_REQUIRED(*muWrapper.getMuPointer()); |
| 1126 | int elr_function_5() EXCLUSIVE_LOCKS_REQUIRED(&mu1); |
| 1127 | int elr_function_6() EXCLUSIVE_LOCKS_REQUIRED(muRef); |
| 1128 | int elr_function_7() EXCLUSIVE_LOCKS_REQUIRED(muDoubleWrapper.getWrapper()->getMu()); |
| 1129 | int elr_function_8() EXCLUSIVE_LOCKS_REQUIRED(muPointer); |
| 1130 | |
| 1131 | |
| 1132 | // illegal attribute arguments |
| 1133 | int elr_function_bad_1() EXCLUSIVE_LOCKS_REQUIRED(1); // \ |
| 1134 | // expected-warning {{'exclusive_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 1135 | int elr_function_bad_2() EXCLUSIVE_LOCKS_REQUIRED("mu"); // \ |
| 1136 | // expected-warning {{ignoring 'exclusive_locks_required' attribute because its argument is invalid}} |
| 1137 | int elr_function_bad_3() EXCLUSIVE_LOCKS_REQUIRED(muDoublePointer); // \ |
| 1138 | // expected-warning {{'exclusive_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 1139 | int elr_function_bad_4() EXCLUSIVE_LOCKS_REQUIRED(umu); // \ |
| 1140 | // expected-warning {{'exclusive_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 1141 | |
| 1142 | |
| 1143 | |
| 1144 | |
| 1145 | //-----------------------------------------// |
| 1146 | // Shared Locks Required (slr) |
| 1147 | //-----------------------------------------// |
| 1148 | |
| 1149 | #if !__has_attribute(shared_locks_required) |
| 1150 | #error "Should support shared_locks_required attribute" |
| 1151 | #endif |
| 1152 | |
| 1153 | // takes one or more arguments, all locks (vars/fields) |
| 1154 | |
| 1155 | void slr_function() __attribute__((shared_locks_required)); // \ |
| 1156 | // expected-error {{'shared_locks_required' attribute takes at least 1 argument}} |
| 1157 | |
| 1158 | void slr_function_arg() SHARED_LOCKS_REQUIRED(mu1); |
| 1159 | |
| 1160 | void slr_function_args() SHARED_LOCKS_REQUIRED(mu1, mu2); |
| 1161 | |
| 1162 | int slr_testfn(int y) SHARED_LOCKS_REQUIRED(mu1); |
| 1163 | |
| 1164 | int slr_testfn(int y) { |
| 1165 | int x SHARED_LOCKS_REQUIRED(mu1) = y; // \ |
| 1166 | // expected-warning {{'shared_locks_required' attribute only applies to functions}} |
| 1167 | return x; |
| 1168 | }; |
| 1169 | |
| 1170 | int slr_test_var SHARED_LOCKS_REQUIRED(mu1); // \ |
| 1171 | // expected-warning {{'shared_locks_required' attribute only applies to functions}} |
| 1172 | |
| 1173 | void slr_fun_params(int lvar SHARED_LOCKS_REQUIRED(mu1)); // \ |
| 1174 | // expected-warning {{'shared_locks_required' attribute only applies to functions}} |
| 1175 | |
| 1176 | class SlrFoo { |
| 1177 | private: |
| 1178 | int test_field SHARED_LOCKS_REQUIRED(mu1); // \ |
| 1179 | // expected-warning {{'shared_locks_required' attribute only applies to functions}} |
| 1180 | void test_method() SHARED_LOCKS_REQUIRED(mu1); |
| 1181 | }; |
| 1182 | |
| 1183 | class SHARED_LOCKS_REQUIRED(mu1) SlrTestClass { // \ |
| 1184 | // expected-warning {{'shared_locks_required' attribute only applies to functions}} |
| 1185 | }; |
| 1186 | |
| 1187 | // Check argument parsing. |
| 1188 | |
| 1189 | // legal attribute arguments |
| 1190 | int slr_function_1() SHARED_LOCKS_REQUIRED(muWrapper.mu); |
| 1191 | int slr_function_2() SHARED_LOCKS_REQUIRED(muDoubleWrapper.muWrapper->mu); |
| 1192 | int slr_function_3() SHARED_LOCKS_REQUIRED(muWrapper.getMu()); |
| 1193 | int slr_function_4() SHARED_LOCKS_REQUIRED(*muWrapper.getMuPointer()); |
| 1194 | int slr_function_5() SHARED_LOCKS_REQUIRED(&mu1); |
| 1195 | int slr_function_6() SHARED_LOCKS_REQUIRED(muRef); |
| 1196 | int slr_function_7() SHARED_LOCKS_REQUIRED(muDoubleWrapper.getWrapper()->getMu()); |
| 1197 | int slr_function_8() SHARED_LOCKS_REQUIRED(muPointer); |
| 1198 | |
| 1199 | |
| 1200 | // illegal attribute arguments |
| 1201 | int slr_function_bad_1() SHARED_LOCKS_REQUIRED(1); // \ |
| 1202 | // expected-warning {{'shared_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'int'}} |
| 1203 | int slr_function_bad_2() SHARED_LOCKS_REQUIRED("mu"); // \ |
| 1204 | // expected-warning {{ignoring 'shared_locks_required' attribute because its argument is invalid}} |
| 1205 | int slr_function_bad_3() SHARED_LOCKS_REQUIRED(muDoublePointer); // \ |
| 1206 | // expected-warning {{'shared_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'Mutex **'}} |
| 1207 | int slr_function_bad_4() SHARED_LOCKS_REQUIRED(umu); // \ |
| 1208 | // expected-warning {{'shared_locks_required' attribute requires arguments whose type is annotated with 'capability' attribute}} |
| 1209 | |
| 1210 | |
| 1211 | //-----------------------------------------// |
| 1212 | // Regression tests for unusual cases. |
| 1213 | //-----------------------------------------// |
| 1214 | |
| 1215 | int trivially_false_edges(bool b) { |
| 1216 | // Create NULL (never taken) edges in CFG |
| 1217 | if (false) return 1; |
| 1218 | else return 2; |
| 1219 | } |
| 1220 | |
| 1221 | // Possible Clang bug -- method pointer in template parameter |
| 1222 | class UnFoo { |
| 1223 | public: |
| 1224 | void foo(); |
| 1225 | }; |
| 1226 | |
| 1227 | template<void (UnFoo::*methptr)()> |
| 1228 | class MCaller { |
| 1229 | public: |
| 1230 | static void call_method_ptr(UnFoo *f) { |
| 1231 | // FIXME: Possible Clang bug: |
| 1232 | // getCalleeDecl() returns NULL in the following case: |
| 1233 | (f->*methptr)(); |
| 1234 | } |
| 1235 | }; |
| 1236 | |
| 1237 | void call_method_ptr_inst(UnFoo* f) { |
| 1238 | MCaller<&UnFoo::foo>::call_method_ptr(f); |
| 1239 | } |
| 1240 | |
| 1241 | int temp; |
| 1242 | void empty_back_edge() { |
| 1243 | // Create a back edge to a block with with no statements |
| 1244 | for (;;) { |
| 1245 | ++temp; |
| 1246 | if (temp > 10) break; |
| 1247 | } |
| 1248 | } |
| 1249 | |
| 1250 | struct Foomger { |
| 1251 | void operator++(); |
| 1252 | }; |
| 1253 | |
| 1254 | struct Foomgoper { |
| 1255 | Foomger f; |
| 1256 | |
| 1257 | bool done(); |
| 1258 | void invalid_back_edge() { |
| 1259 | do { |
| 1260 | // FIXME: Possible Clang bug: |
| 1261 | // The first statement in this basic block has no source location |
| 1262 | ++f; |
| 1263 | } while (!done()); |
| 1264 | } |
| 1265 | }; |
| 1266 | |
| 1267 | template <typename Mutex> |
| 1268 | struct SCOPED_LOCKABLE SLTemplateClass { |
| 1269 | ~SLTemplateClass() UNLOCK_FUNCTION(); |
| 1270 | }; |
| 1271 | |
| 1272 | template <typename Mutex> |
| 1273 | struct NonSLTemplateClass { |
| 1274 | ~NonSLTemplateClass() UNLOCK_FUNCTION(); // \ |
| 1275 | // expected-warning{{'unlock_function' attribute without capability arguments refers to 'this', but 'NonSLTemplateClass' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 1276 | }; |
| 1277 | |
| 1278 | template <> |
| 1279 | struct SLTemplateClass<int> {}; |
| 1280 | |
| 1281 | template <typename Mutex> |
| 1282 | struct SLTemplateDerived : public SLTemplateClass<Mutex> { |
| 1283 | ~SLTemplateDerived() UNLOCK_FUNCTION(); |
| 1284 | }; |
| 1285 | |
| 1286 | // FIXME: warn on template instantiation. |
| 1287 | template struct SLTemplateDerived<int>; |
| 1288 | |
| 1289 | struct SLDerived1 : public SLTemplateClass<double> { |
| 1290 | ~SLDerived1() UNLOCK_FUNCTION(); |
| 1291 | }; |
| 1292 | |
| 1293 | struct SLDerived2 : public SLTemplateClass<int> { |
| 1294 | ~SLDerived2() UNLOCK_FUNCTION(); // \ |
| 1295 | // expected-warning{{'unlock_function' attribute without capability arguments refers to 'this', but 'SLDerived2' isn't annotated with 'capability' or 'scoped_lockable' attribute}} |
| 1296 | }; |
| 1297 | |
| 1298 | //----------------------------------------------------- |
| 1299 | // Parsing of member variables and function parameters |
| 1300 | //------------------------------------------------------ |
| 1301 | |
| 1302 | Mutex gmu; |
| 1303 | |
| 1304 | class StaticMu { |
| 1305 | static Mutex statmu; |
| 1306 | }; |
| 1307 | |
| 1308 | class FooLate { |
| 1309 | public: |
| 1310 | void foo1() EXCLUSIVE_LOCKS_REQUIRED(gmu) { } |
| 1311 | void foo2() EXCLUSIVE_LOCKS_REQUIRED(mu) { } |
| 1312 | void foo3(Mutex *m) EXCLUSIVE_LOCKS_REQUIRED(m) { } |
| 1313 | void foo3(FooLate *f) EXCLUSIVE_LOCKS_REQUIRED(f->mu) { } |
| 1314 | void foo4(FooLate *f) EXCLUSIVE_LOCKS_REQUIRED(f->mu); |
| 1315 | |
| 1316 | static void foo5() EXCLUSIVE_LOCKS_REQUIRED(mu); |
| 1317 | //FIXME: Bug 32066 - Error should be emitted irrespective of C++ dialect |
| 1318 | #if __cplusplus <= 199711L |
| 1319 | // expected-error@-3 {{invalid use of member 'mu' in static member function}} |
| 1320 | #endif |
| 1321 | |
| 1322 | template <class T> |
| 1323 | void foo6() EXCLUSIVE_LOCKS_REQUIRED(T::statmu) { } |
| 1324 | |
| 1325 | template <class T> |
| 1326 | void foo7(T* f) EXCLUSIVE_LOCKS_REQUIRED(f->mu) { } |
| 1327 | |
| 1328 | int a GUARDED_BY(gmu); |
| 1329 | int b GUARDED_BY(mu); |
| 1330 | int c GUARDED_BY(this->mu); |
| 1331 | |
| 1332 | Mutex mu; |
| 1333 | }; |
| 1334 | |
| 1335 | //------------------------- |
| 1336 | // Empty argument lists |
| 1337 | //------------------------- |
| 1338 | |
| 1339 | class LOCKABLE EmptyArgListsTest { |
| 1340 | void lock() EXCLUSIVE_LOCK_FUNCTION() { } |
| 1341 | void unlock() UNLOCK_FUNCTION() { } |
| 1342 | }; |
| 1343 | |
| 1344 | |
| 1345 | namespace FunctionDefinitionParseTest { |
| 1346 | // Test parsing of attributes on function definitions. |
| 1347 | |
| 1348 | class Foo { |
| 1349 | public: |
| 1350 | Mutex mu_; |
| 1351 | void foo1(); |
| 1352 | void foo2(Foo *f); |
| 1353 | }; |
| 1354 | |
| 1355 | template <class T> |
| 1356 | class Bar { |
| 1357 | public: |
| 1358 | Mutex mu_; |
| 1359 | void bar(); |
| 1360 | }; |
| 1361 | |
| 1362 | void Foo::foo1() EXCLUSIVE_LOCKS_REQUIRED(mu_) { } |
| 1363 | void Foo::foo2(Foo *f) EXCLUSIVE_LOCKS_REQUIRED(f->mu_) { } |
| 1364 | |
| 1365 | template <class T> |
| 1366 | void Bar<T>::bar() EXCLUSIVE_LOCKS_REQUIRED(mu_) { } |
| 1367 | |
| 1368 | void baz(Foo *f) EXCLUSIVE_LOCKS_REQUIRED(f->mu_) { } |
| 1369 | |
| 1370 | } // end namespace |
| 1371 | |
| 1372 | |
| 1373 | namespace TestMultiDecl { |
| 1374 | |
| 1375 | class Foo { |
| 1376 | public: |
| 1377 | int GUARDED_BY(mu_) a; |
| 1378 | int GUARDED_BY(mu_) b, c; |
| 1379 | |
| 1380 | private: |
| 1381 | Mutex mu_; |
| 1382 | }; |
| 1383 | |
| 1384 | } // end namespace TestMultiDecl |
| 1385 | |
| 1386 | |
| 1387 | namespace NestedClassLateDecl { |
| 1388 | |
| 1389 | class Foo { |
| 1390 | class Bar { |
| 1391 | int a GUARDED_BY(mu); |
| 1392 | int b GUARDED_BY(fooMuStatic); |
| 1393 | |
| 1394 | void bar() EXCLUSIVE_LOCKS_REQUIRED(mu) { a = 0; } |
| 1395 | void bar2(Bar* b) EXCLUSIVE_LOCKS_REQUIRED(b->mu) { b->a = 0; } |
| 1396 | void bar3(Foo* f) EXCLUSIVE_LOCKS_REQUIRED(f->fooMu) { f->a = 0; } |
| 1397 | |
| 1398 | Mutex mu; |
| 1399 | }; |
| 1400 | |
| 1401 | int a GUARDED_BY(fooMu); |
| 1402 | Mutex fooMu; |
| 1403 | static Mutex fooMuStatic; |
| 1404 | }; |
| 1405 | |
| 1406 | } |
| 1407 | |
| 1408 | namespace PointerToMemberTest { |
| 1409 | |
| 1410 | // Empty string should be ignored. |
| 1411 | int testEmptyAttribute GUARDED_BY(""); |
| 1412 | void testEmptyAttributeFunction() EXCLUSIVE_LOCKS_REQUIRED(""); |
| 1413 | |
| 1414 | class Graph { |
| 1415 | public: |
| 1416 | Mutex mu_; |
| 1417 | |
| 1418 | static Mutex* get_static_mu() LOCK_RETURNED(&Graph::mu_); |
| 1419 | }; |
| 1420 | |
| 1421 | class Node { |
| 1422 | public: |
| 1423 | void foo() EXCLUSIVE_LOCKS_REQUIRED(&Graph::mu_); |
| 1424 | int a GUARDED_BY(&Graph::mu_); |
| 1425 | }; |
| 1426 | |
| 1427 | } |
| 1428 | |
| 1429 | |
| 1430 | namespace SmartPointerTest { |
| 1431 | |
| 1432 | template<class T> |
| 1433 | class smart_ptr { |
| 1434 | public: |
| 1435 | T* operator->() { return ptr_; } |
| 1436 | T& operator*() { return ptr_; } |
| 1437 | |
| 1438 | private: |
| 1439 | T* ptr_; |
| 1440 | }; |
| 1441 | |
| 1442 | |
| 1443 | Mutex gmu; |
| 1444 | smart_ptr<int> gdat PT_GUARDED_BY(gmu); |
| 1445 | |
| 1446 | |
| 1447 | class MyClass { |
| 1448 | public: |
| 1449 | Mutex mu_; |
| 1450 | smart_ptr<Mutex> smu_; |
| 1451 | |
| 1452 | |
| 1453 | smart_ptr<int> a PT_GUARDED_BY(mu_); |
| 1454 | int b GUARDED_BY(smu_); |
| 1455 | }; |
| 1456 | |
| 1457 | } |
| 1458 | |
| 1459 | |
| 1460 | namespace InheritanceTest { |
| 1461 | |
| 1462 | class LOCKABLE Base { |
| 1463 | public: |
| 1464 | void lock() EXCLUSIVE_LOCK_FUNCTION(); |
| 1465 | void unlock() UNLOCK_FUNCTION(); |
| 1466 | }; |
| 1467 | |
| 1468 | class Base2 { }; |
| 1469 | |
| 1470 | class Derived1 : public Base { }; |
| 1471 | |
| 1472 | class Derived2 : public Base2, public Derived1 { }; |
| 1473 | |
| 1474 | class Derived3 : public Base2 { }; |
| 1475 | |
| 1476 | class Foo { |
| 1477 | Derived1 mu1_; |
| 1478 | Derived2 mu2_; |
| 1479 | Derived3 mu3_; |
| 1480 | int a GUARDED_BY(mu1_); |
| 1481 | int b GUARDED_BY(mu2_); |
| 1482 | int c GUARDED_BY(mu3_); // \ |
| 1483 | // expected-warning {{'guarded_by' attribute requires arguments whose type is annotated with 'capability' attribute; type here is 'InheritanceTest::Derived3'}} |
| 1484 | |
| 1485 | void foo() EXCLUSIVE_LOCKS_REQUIRED(mu1_, mu2_) { |
| 1486 | a = 0; |
| 1487 | b = 0; |
| 1488 | } |
| 1489 | }; |
| 1490 | |
| 1491 | } |
| 1492 | |
| 1493 | |
| 1494 | namespace InvalidDeclTest { |
| 1495 | |
| 1496 | class Foo { }; |
| 1497 | namespace { |
| 1498 | void Foo::bar(Mutex* mu) LOCKS_EXCLUDED(mu) { } // \ |
| 1499 | // expected-error {{cannot define or redeclare 'bar' here because namespace '' does not enclose namespace 'Foo'}} \ |
| 1500 | // expected-warning {{attribute locks_excluded ignored, because it is not attached to a declaration}} |
| 1501 | } |
| 1502 | |
| 1503 | } // end namespace InvalidDeclTest |
| 1504 | |
| 1505 | |
| 1506 | namespace StaticScopeTest { |
| 1507 | |
| 1508 | class FooStream; |
| 1509 | |
| 1510 | class Foo { |
| 1511 | mutable Mutex mu; |
| 1512 | int a GUARDED_BY(mu); |
| 1513 | |
| 1514 | static int si GUARDED_BY(mu); |
| 1515 | //FIXME: Bug 32066 - Error should be emitted irrespective of C++ dialect |
| 1516 | #if __cplusplus <= 199711L |
| 1517 | // expected-error@-3 {{invalid use of non-static data member 'mu'}} |
| 1518 | #endif |
| 1519 | |
| 1520 | static void foo() EXCLUSIVE_LOCKS_REQUIRED(mu); |
| 1521 | //FIXME: Bug 32066 - Error should be emitted irrespective of C++ dialect |
| 1522 | #if __cplusplus <= 199711L |
| 1523 | // expected-error@-3 {{invalid use of member 'mu' in static member function}} |
| 1524 | #endif |
| 1525 | |
| 1526 | friend FooStream& operator<<(FooStream& s, const Foo& f) |
| 1527 | EXCLUSIVE_LOCKS_REQUIRED(mu); |
| 1528 | //FIXME: Bug 32066 - Error should be emitted irrespective of C++ dialect |
| 1529 | #if __cplusplus <= 199711L |
| 1530 | // expected-error@-3 {{invalid use of non-static data member 'mu'}} |
| 1531 | #endif |
| 1532 | }; |
| 1533 | |
| 1534 | |
| 1535 | } // end namespace StaticScopeTest |
| 1536 | |
| 1537 | |
| 1538 | namespace FunctionAttributesInsideClass_ICE_Test { |
| 1539 | |
| 1540 | class Foo { |
| 1541 | public: |
| 1542 | /* Originally found when parsing foo() as an ordinary method after the |
| 1543 | * the following: |
| 1544 | |
| 1545 | template <class T> |
| 1546 | void syntaxErrorMethod(int i) { |
| 1547 | if (i) { |
| 1548 | foo( |
| 1549 | } |
| 1550 | } |
| 1551 | */ |
| 1552 | |
| 1553 | void method() { |
| 1554 | void foo() EXCLUSIVE_LOCKS_REQUIRED(mu); // \ |
| 1555 | // expected-error {{use of undeclared identifier 'mu'}} |
| 1556 | } |
| 1557 | }; |
| 1558 | |
| 1559 | } // end namespace FunctionAttributesInsideClass_ICE_Test |
| 1560 | |
| 1561 | |
| 1562 | #ifdef CPP11 |
| 1563 | namespace CRASH_POST_R301735 { |
| 1564 | class SomeClass { |
| 1565 | public: |
| 1566 | void foo() { |
| 1567 | auto l = [this] { auto l = [] () EXCLUSIVE_LOCKS_REQUIRED(mu_) {}; }; |
| 1568 | } |
| 1569 | Mutex mu_; |
| 1570 | }; |
| 1571 | } |
| 1572 | #endif |
| 1573 | |