pthread_barrier_wait
(void) pthread_barrier_wait(&tlm_arg.ba_barrier);
(void) pthread_barrier_wait(&argp->br_barrier);
(void) pthread_barrier_wait(&arg.br_barrier);
(void) pthread_barrier_wait(&argp->ba_barrier);
(void) pthread_barrier_wait(&argp->ba_barrier);
(void) pthread_barrier_wait(&argp->ba_barrier);
(void) pthread_barrier_wait(&argp->ba_barrier);
extern int pthread_barrier_wait(pthread_barrier_t *);
ret = pthread_barrier_wait(&pgn_barrier);
VERIFY3S(pthread_barrier_wait(&pgn_barrier), !=, 1);
VERIFY3S(pthread_barrier_wait(&pgn_barrier), !=, 1);
VERIFY3S(pthread_barrier_wait(&pgn_barrier), !=, 1);