KCSAN_COUNTER_COUNT
for (i = 0; i < KCSAN_COUNTER_COUNT; ++i) {
atomic_long_t kcsan_counters[KCSAN_COUNTER_COUNT];
static_assert(ARRAY_SIZE(counter_names) == KCSAN_COUNTER_COUNT);
extern atomic_long_t kcsan_counters[KCSAN_COUNTER_COUNT];