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1// RUN: %clang_tsan %s -o %t -framework Foundation2// RUN: %deflake %run %t 2>&1 | FileCheck %s3 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 16// Required for dyld macOS 12.0+17#if (__APPLE__)18__attribute__((weak))19#endif20__attribute__((disable_sanitizer_instrumentation))21extern "C" void22__tsan_on_report(void *report) {23 fprintf(stderr, "__tsan_on_report(%p)\n", report);24 25 int tid;26 uint64_t os_id;27 int running;28 const char *name;29 int parent_tid;30 void *trace[16] = {0};31 __tsan_get_report_thread(report, 0, &tid, &os_id, &running, &name, &parent_tid, trace, 16);32 fprintf(stderr, "tid = %d, os_id = %lu\n", tid, os_id);33}34 35int main() {36 fprintf(stderr, "Hello world.\n");37 38 uint64_t threadid;39 pthread_threadid_np(NULL, &threadid);40 fprintf(stderr, "pthread_threadid_np = %llu\n", threadid);41 42 pthread_mutex_t m;43 pthread_mutex_init(&m, NULL);44 pthread_mutex_unlock(&m);45 fprintf(stderr, "Done.\n");46}47 48// CHECK: Hello world.49// CHECK: pthread_threadid_np = [[ADDR:[0-9]+]]50// CHECK: WARNING: ThreadSanitizer51// CHECK: tid = 0, os_id = [[ADDR]]52// CHECK: Done.53