On Fri, Jul 09, 1999 at 09:27:33AM -0500, William M. Perry wrote:

>>> Note in particular this line:
>>>   checking which DES optimizations to use... -DDES_RISC2 -DDES_PTR

>> Nice, but in some cases it is better to actually know what you are doing
>> than just pick some flags and try if it appears to work.

> Why not actually run the tests and choose the one that is actually faster?

This would lead to non-deterministic results, except on single-tasking
systems.  Even if there's a portable and exact way to measure
processor time instead of real time, other processes's influence on
the processor cache can influence the measurements.
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