1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
2#include <pthread.h>
3#include <stdio.h>
4
5extern "C" void AnnotateIgnoreReadsBegin(const char *f, int l);
6
7void *Thread(void *x) {
8  AnnotateIgnoreReadsBegin("", 0);
9  return 0;
10}
11
12int main() {
13  pthread_t t;
14  pthread_create(&t, 0, Thread, 0);
15  pthread_join(t, 0);
16}
17
18// CHECK: ThreadSanitizer: thread T1  finished with ignores enabled, created at:
19// CHECK:     #0 pthread_create
20// CHECK:     #1 main
21// CHECK:   Ignore was enabled at:
22// CHECK:     #0 AnnotateIgnoreReadsBegin
23// CHECK:     #1 Thread
24
25