Re: Optimized program four times slower.

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On 7/14/07, Tim Prince <tprince@xxxxxxxxxxxxx> wrote:
Brian Dessent wrote:

you should file a PR.  Note that dec, rather than add -1, has been a
standard way to write code which might be OK on AMD but dead slow on
Intel, since 6 years ago.

Why is add -1 slower than dec?

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