#include <stdio.h>

__declspec(naked) int add(int a, int b)
{
    __asm
    {
        push ebp
        mov ebp, esp

        mov eax, 0
        add eax, [ebp + 8]
        add eax, [ebp + 12]

        pop ebp
        ret;
    }
}

int main(int argc, char* argv[])
{
    int a = 4;
    int b = 5;

    printf("a = %d, b = %d\n", a, b);
    int ret = add(a, b);
    printf("sum = %i\n", ret);

    while (1)
        ;

    return 0;
}