Function BM_StatusOrFactory

tensorflow/stream_executor/lib/statusor_test.cc:565–575

Measure the time to use the StatusOr factory, evaluate the result, and invoke the trivial function.

// Measure the time to use the StatusOr<T*> factory, evaluate the result,
// and invoke the trivial function.
void BM_StatusOrFactory(int iters) {
  tensorflow::testing::StopTiming();
  BenchmarkFactory<BenchmarkType> factory;
  tensorflow::testing::StartTiming();
  for (int i = 0; i != iters; ++i) {
    StatusOr<BenchmarkType*> result = factory.StatusOrFactory();
    if (result.ok()) {
      result.ValueOrDie()->DoWork();
    }
  }
}
BENCHMARK(BM_StatusOrFactory);

// Measure the time taken to call into the factory, providing an