xref: /llvm-project/compiler-rt/test/tsan/force_background_thread.cpp (revision 8f85d5205da0310a40fcb92d1830ffa1de99d566)
1 // RUN: %clangxx_tsan -O1 %s -o %t
2 // RUN: %deflake %env_tsan_opts=force_background_thread=0:verbosity=1:memory_limit_mb=1000 %run %t 2>&1 | FileCheck %s --implicit-check-not "memory flush check"
3 // RUN: %deflake %env_tsan_opts=force_background_thread=1:verbosity=1:memory_limit_mb=1000 %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,THREAD
4 // RUN: %deflake %env_tsan_opts=force_background_thread=0:verbosity=1:memory_limit_mb=1000 %run %t 1 2>&1 | FileCheck %s --check-prefixes=CHECK,THREAD
5 
6 // Fails with: objc[99984]: task_restartable_ranges_register failed (result 0x2e: (os/kern) service not supported)
7 // UNSUPPORTED: darwin
8 
9 #include "test.h"
10 
Thread(void * a)11 void *Thread(void *a) { return nullptr; }
12 
main(int argc,char * argv[])13 int main(int argc, char *argv[]) {
14   if (argc > 1) {
15     pthread_t t;
16     pthread_create(&t, nullptr, Thread, nullptr);
17     void *p;
18     pthread_join(t, &p);
19   }
20   sleep(3);
21   return 1;
22 }
23 
24 // CHECK: Running under ThreadSanitizer
25 // THREAD: ThreadSanitizer: memory flush check
26