1*7c3d14c8STreehugger Robot // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2*7c3d14c8STreehugger Robot #include "java.h" 3*7c3d14c8STreehugger Robot Thread(void * p)4*7c3d14c8STreehugger Robotvoid *Thread(void *p) { 5*7c3d14c8STreehugger Robot barrier_wait(&barrier); 6*7c3d14c8STreehugger Robot *(int*)p = 42; 7*7c3d14c8STreehugger Robot return 0; 8*7c3d14c8STreehugger Robot } 9*7c3d14c8STreehugger Robot main()10*7c3d14c8STreehugger Robotint main() { 11*7c3d14c8STreehugger Robot barrier_init(&barrier, 2); 12*7c3d14c8STreehugger Robot int const kHeapSize = 1024 * 1024; 13*7c3d14c8STreehugger Robot jptr jheap = (jptr)malloc(kHeapSize + 8) + 8; 14*7c3d14c8STreehugger Robot __tsan_java_init(jheap, kHeapSize); 15*7c3d14c8STreehugger Robot const int kBlockSize = 16; 16*7c3d14c8STreehugger Robot __tsan_java_alloc(jheap, kBlockSize); 17*7c3d14c8STreehugger Robot pthread_t th; 18*7c3d14c8STreehugger Robot pthread_create(&th, 0, Thread, (void*)jheap); 19*7c3d14c8STreehugger Robot *(int*)jheap = 43; 20*7c3d14c8STreehugger Robot barrier_wait(&barrier); 21*7c3d14c8STreehugger Robot pthread_join(th, 0); 22*7c3d14c8STreehugger Robot __tsan_java_free(jheap, kBlockSize); 23*7c3d14c8STreehugger Robot fprintf(stderr, "DONE\n"); 24*7c3d14c8STreehugger Robot return __tsan_java_fini(); 25*7c3d14c8STreehugger Robot } 26*7c3d14c8STreehugger Robot 27*7c3d14c8STreehugger Robot // CHECK: WARNING: ThreadSanitizer: data race 28*7c3d14c8STreehugger Robot // CHECK: DONE 29