Function lid_dtor

test/bthread_key_unittest.cpp:572–576

bthread_mutex_t mu;

static void lid_dtor(void* tls) {
    bthread_mutex_lock(&mu);
    lid_seqs.push_back((size_t)tls);
    bthread_mutex_unlock(&mu);
}

static void lid_worker_impl(bthread_key_t key) {
    ASSERT_EQ(NULL, bthread_getspecific(key));