• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// RUN: %clang_tsan %s -o %t -framework Foundation
2// RUN: %deflake %run %t 2>&1 | FileCheck %s
3
4#import <pthread.h>
5#import <stdio.h>
6#import <stdlib.h>
7
8extern "C" {
9void __tsan_on_report(void *report);
10int __tsan_get_report_thread(void *report, unsigned long idx, int *tid,
11                             uint64_t *os_id, int *running,
12                             const char **name, int *parent_tid, void **trace,
13                             unsigned long trace_size);
14}
15
16void __tsan_on_report(void *report) {
17  fprintf(stderr, "__tsan_on_report(%p)\n", report);
18
19  int tid;
20  uint64_t os_id;
21  int running;
22  const char *name;
23  int parent_tid;
24  void *trace[16] = {0};
25  __tsan_get_report_thread(report, 0, &tid, &os_id, &running, &name, &parent_tid, trace, 16);
26  fprintf(stderr, "tid = %d, os_id = %lu\n", tid, os_id);
27}
28
29int main() {
30  fprintf(stderr, "Hello world.\n");
31
32  uint64_t threadid;
33  pthread_threadid_np(NULL, &threadid);
34  fprintf(stderr, "pthread_threadid_np = %llu\n", threadid);
35
36  pthread_mutex_t m;
37  pthread_mutex_init(&m, NULL);
38  pthread_mutex_unlock(&m);
39  fprintf(stderr, "Done.\n");
40}
41
42// CHECK: Hello world.
43// CHECK: pthread_threadid_np = [[ADDR:[0-9]+]]
44// CHECK: WARNING: ThreadSanitizer
45// CHECK: tid = 0, os_id = [[ADDR]]
46// CHECK: Done.
47