LXR linux/tools/lib/lockdep/tests/WW.c

   1#include <liblockdep/rwlock.h>
   2
   3void main(void)
   4{
   5        pthread_rwlock_t a, b;
   6
   7        pthread_rwlock_init(&a, NULL);
   8        pthread_rwlock_init(&b, NULL);
   9
  10        pthread_rwlock_wrlock(&a);
  11        pthread_rwlock_rdlock(&b);
  12        pthread_rwlock_wrlock(&a);
  13}
  14