| // RUN: %clangxx_tsan -O1 %s -o %t && %t 2>&1 | FileCheck %s |
| #include "java.h" |
| |
| void *Thread(void *p) { |
| *(int*)p = 42; |
| return 0; |
| } |
| |
| int main() { |
| int const kHeapSize = 1024 * 1024; |
| void *jheap = malloc(kHeapSize); |
| __tsan_java_init((jptr)jheap, kHeapSize); |
| const int kBlockSize = 16; |
| __tsan_java_alloc((jptr)jheap, kBlockSize); |
| pthread_t th; |
| pthread_create(&th, 0, Thread, jheap); |
| *(int*)jheap = 43; |
| pthread_join(th, 0); |
| __tsan_java_free((jptr)jheap, kBlockSize); |
| return __tsan_java_fini(); |
| } |
| |
| // CHECK: WARNING: ThreadSanitizer: data race |
