osrm-backend/third_party/variant/test/include/auto_cpu_timer.hpp
2016-12-01 15:44:27 -08:00

17 lines
506 B
C++

#pragma once
#include <chrono>
#include <iostream>
struct auto_cpu_timer {
std::chrono::time_point<std::chrono::high_resolution_clock> start;
auto_cpu_timer() : start(std::chrono::high_resolution_clock::now()) {
}
~auto_cpu_timer() {
auto end = std::chrono::high_resolution_clock::now();
std::chrono::microseconds elapsed =
std::chrono::duration_cast<std::chrono::microseconds>(end - start);
std::cerr << elapsed.count() << "us" << std::endl;
}
};