fixup: try use real time

Author: not-matthias

examples/google_benchmark_cmake/sleep_bench.hpp

@@ -10,53 +10,53 @@ static void BM_sleep_1ns(benchmark::State& state) {
     std::this_thread::sleep_for(std::chrono::nanoseconds(1));
   }
 }
-BENCHMARK(BM_sleep_1ns);
+BENCHMARK(BM_sleep_1ns)->UseRealTime();
 
 static void BM_sleep_100ns(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::nanoseconds(100));
   }
 }
-BENCHMARK(BM_sleep_100ns);
+BENCHMARK(BM_sleep_100ns)->UseRealTime();
 
 static void BM_sleep_1us(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::microseconds(1));
   }
 }
-BENCHMARK(BM_sleep_1us);
+BENCHMARK(BM_sleep_1us)->UseRealTime();
 
 static void BM_sleep_100us(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::microseconds(100));
   }
 }
-BENCHMARK(BM_sleep_100us);
+BENCHMARK(BM_sleep_100us)->UseRealTime();
 
 static void BM_sleep_1ms(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::milliseconds(1));
   }
 }
-BENCHMARK(BM_sleep_1ms);
+BENCHMARK(BM_sleep_1ms)->UseRealTime();
 
 static void BM_sleep_10ms(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::milliseconds(10));
   }
 }
-BENCHMARK(BM_sleep_10ms);
+BENCHMARK(BM_sleep_10ms)->UseRealTime();
 
 static void BM_sleep_50ms(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::milliseconds(50));
   }
 }
-BENCHMARK(BM_sleep_50ms);
+BENCHMARK(BM_sleep_50ms)->UseRealTime();
 
 static void BM_sleep_100ms(benchmark::State& state) {
   for (auto _ : state) {
     std::this_thread::sleep_for(std::chrono::milliseconds(100));
   }
 }
-BENCHMARK(BM_sleep_100ms);
+BENCHMARK(BM_sleep_100ms)->UseRealTime();