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Thread: New Multi-Threaded Pi Program - Faster than SuperPi and PiFast

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  1. #11
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    Quote Originally Posted by Calmatory View Post
    What are you using clock_t for in y-cruncher? :o At least the clock in ctime.h is useless for anything precise.
    It uses it as part of the timer-hack detection. For all other purposes, it uses the performance counter - which is more accurate than ctime.h.

    EDIT:
    The Sanity Check Error is just a flag that comes out if the program thinks the clock has been tampered with. It's only purpose is in competitive benchmarking - which is irrelevant to this run.
    So in the case of the overflow after 24.8 days, it wraps around - which has the same effect of setting the clock back 24.8 days (several times within a 90 day period).
    Last edited by poke349; 08-04-2010 at 09:17 AM.
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