16a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2429ccc808d255b82f3924250028eb4747d7a84ccDmitry Vyukov#include "java.h" 3e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov 4e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukovvoid *Thread(void *p) { 5cdce50bda3603770cc4ef80cbb613c78b8e47a17Pirama Arumuga Nainar barrier_wait(&barrier); 6e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov *(int*)p = 42; 7e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov return 0; 8e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov} 9e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov 10e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukovint main() { 11cdce50bda3603770cc4ef80cbb613c78b8e47a17Pirama Arumuga Nainar barrier_init(&barrier, 2); 12e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov int const kHeapSize = 1024 * 1024; 136a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines jptr jheap = (jptr)malloc(kHeapSize + 8) + 8; 146a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines __tsan_java_init(jheap, kHeapSize); 15e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov const int kBlockSize = 16; 166a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines __tsan_java_alloc(jheap, kBlockSize); 17e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov pthread_t th; 186a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines pthread_create(&th, 0, Thread, (void*)jheap); 19e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov *(int*)jheap = 43; 20cdce50bda3603770cc4ef80cbb613c78b8e47a17Pirama Arumuga Nainar barrier_wait(&barrier); 21e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov pthread_join(th, 0); 226a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines __tsan_java_free(jheap, kBlockSize); 236a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines fprintf(stderr, "DONE\n"); 24e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov return __tsan_java_fini(); 25e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov} 26e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov 27e78b620d10b4c59871480a130c10588a124d05f4Dmitry Vyukov// CHECK: WARNING: ThreadSanitizer: data race 286a211c5814e25d6745a5058cc0e499e5235d3821Stephen Hines// CHECK: DONE 29