[darcs-users] darcs patch: resolve issue395: warn the user when the... (and 5 more)

Ganesh Sittampalam ganesh at earth.li
Thu Oct 30 21:39:47 UTC 2008

On Mon, 27 Oct 2008, David Roundy wrote:

>> Sat Oct 25 13:23:31 BST 2008  Ganesh Sittampalam <ganesh at earth.li>
>>   * just hash the last 20 characters in LCS
> Is there a particular bug that this fixes? It sounds like the sort of
> change that could easily be a pessimization (due to increased hash
> collisions), so I'd like to see some sort of numbers to justify it.

It turns out you're exactly right about this; it is a significant 
slowdown, presumably because of hash collisions.

Apologies to anyone whose sprint patches depend on this.


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