RDTSC on VisualStudio 2010 Express - C++ does not support default-int

Question

I tried to test rdtsc on VisualStudio 2010. Heres my code:

#include 
#include 
#include 
using          


        

Answer 1

You have not included stdint.h/cstdint at the top apparently. This will work:

#include 
#include 
#include 
#include 
using namespace std;

uint64_t rdtsc()
{
    return __rdtsc();
}

int main()
{
    cout << rdtsc() << "\n";
    cin.get();
    return 0;
}