14af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// RUN: %clangxx_tsan -O1 %s -DLIB -fPIC -fno-sanitize=thread -shared -o %T/libignore_lib1.so 24af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// RUN: %clangxx_tsan -O1 %s -o %t 34af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// RUN: echo running w/o suppressions: 46a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines// RUN: %deflake %run %t | FileCheck %s --check-prefix=CHECK-NOSUPP 54af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// RUN: echo running with suppressions: 6799172d60d32feb1acba1a6867f3a9c39a999e5cPirama Arumuga Nainar// RUN: %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-WITHSUPP 74af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 84af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// Tests that interceptors coming from a dynamically loaded library specified 94af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// in called_from_lib suppression are ignored. 104af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 11799172d60d32feb1acba1a6867f3a9c39a999e5cPirama Arumuga Nainar// REQUIRES: stable-runtime 12799172d60d32feb1acba1a6867f3a9c39a999e5cPirama Arumuga Nainar 134af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#ifndef LIB 144af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 154af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <dlfcn.h> 164af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <stdlib.h> 174af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <stdio.h> 184af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <errno.h> 194af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <libgen.h> 204af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include <string> 214af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 224af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukovint main(int argc, char **argv) { 234af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov std::string lib = std::string(dirname(argv[0])) + "/libignore_lib1.so"; 244af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov void *h = dlopen(lib.c_str(), RTLD_GLOBAL | RTLD_NOW); 254af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov if (h == 0) 264af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov exit(printf("failed to load the library (%d)\n", errno)); 274af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov void (*f)() = (void(*)())dlsym(h, "libfunc"); 284af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov if (f == 0) 294af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov exit(printf("failed to find the func (%d)\n", errno)); 304af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov f(); 314af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov} 324af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 334af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#else // #ifdef LIB 344af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 354af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#include "ignore_lib_lib.h" 364af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 374af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov#endif // #ifdef LIB 384af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 394af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// CHECK-NOSUPP: WARNING: ThreadSanitizer: data race 404af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// CHECK-NOSUPP: OK 414af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 424af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// CHECK-WITHSUPP-NOT: WARNING: ThreadSanitizer: data race 434af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov// CHECK-WITHSUPP: OK 444af0f21c0c98950df1136dbec8824a029ed5bb8eDmitry Vyukov 45