#include "benchmark/registration.h"
#include "benchmark/state.h"
#include "benchmark/utils.h"

namespace {
void BM_empty(benchmark::State& state) {
  for (auto _ : state) {
    auto iterations = static_cast<double>(state.iterations()) *
                      static_cast<double>(state.iterations());
    benchmark::DoNotOptimize(iterations);
  }
}
BENCHMARK(BM_empty);
}  // end namespace