1// RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
2#include "java.h"
3
4void *Thread(void *p) {
5  sleep(1);
6  __tsan_java_finalize();
7  *(int*)p = 42;
8  return 0;
9}
10
11int main() {
12  int const kHeapSize = 1024 * 1024;
13  jptr jheap = (jptr)malloc(kHeapSize + 8) + 8;
14  __tsan_java_init(jheap, kHeapSize);
15  const int kBlockSize = 16;
16  __tsan_java_alloc(jheap, kBlockSize);
17  pthread_t th;
18  pthread_create(&th, 0, Thread, (void*)jheap);
19  *(int*)jheap = 43;
20  pthread_join(th, 0);
21  __tsan_java_free(jheap, kBlockSize);
22  fprintf(stderr, "DONE\n");
23  return __tsan_java_fini();
24}
25
26// CHECK-NOT: WARNING: ThreadSanitizer: data race
27// CHECK: DONE
28