Function discard

runtime/PerfHelper.h:104–109

* This function just discards its argument. It's used to make it * appear that data is used, so that the compiler won't optimize * away the code we're trying to measure. * * \param value * Pointer to arbitrary value; it's discarded. */

 *      Pointer to arbitrary value; it's discarded.
 */
void discard(void* value) {
    int x = *reinterpret_cast<int*>(value);
    if (x == 0x43924776) {
        printf("Value was 0x%x\n", x);
    }
}

// Below are 3 functions that use various methods to sum integers.