lldb/test/API/functionalities/tsan/basic/main.c

   1 #include <pthread.h>
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4
   5 char *pointer;
   6
   7 void *f1(void *p) {
   8     pointer[0] = 'x'; // thread1 line
   9     return NULL;
  10 }
  11
  12 void *f2(void *p) {
  13     pointer[0] = 'y'; // thread2 line
  14     return NULL;
  15 }
  16
  17 int main (int argc, char const *argv[])
  18 {
  19     for (int i = 0; i < 100; i++) {
  20         pointer = (char *)malloc(10); // malloc line
  21
  22         pthread_t t1, t2;
  23         pthread_create(&t1, NULL, f1, NULL);
  24         pthread_create(&t2, NULL, f2, NULL);
  25
  26         pthread_join(t1, NULL);
  27         pthread_join(t2, NULL);
  28
  29         free(pointer);
  30     }
  31     return 0;
  32 }