/* Invoke pthread_detach() with an invalid thread ID. */ #include <assert.h> #include <errno.h> #include <pthread.h> #include <stdio.h> static void* thread_func(void* arg) { return 0; } int main(int argc, char** argv) { pthread_t thread; pthread_create(&thread, NULL, thread_func, NULL); pthread_join(thread, NULL); /* Invoke pthread_detach() with the thread ID of a joined thread. */ pthread_detach(thread); /* Invoke pthread_detach() with an invalid thread ID. */ pthread_detach(thread + 8); fprintf(stderr, "Finished.\n"); return 0; }