Re: [PATCH v4 2/4] path: optimize common dir checking

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On Wed, 2015-08-26 at 18:10 -0400, David Turner wrote:
> On Wed, 2015-08-26 at 14:15 -0700, Junio C Hamano wrote:
> > > + * For example, consider the following set of strings:
> > > + * abc
> > > + * def
> > > + * definite
> > > + * definition
> > > + *
> > > + * The trie would look look like:
> > > + * root: len = 0, value = (something), children a and d non-NULL.
> > 
> > "value = NULL", as there is no empty string registered in the trie?
> 
> Indeed.
> 
> > > + *    a: len = 2, contents = bc
> > 
> > "value = NULL" here, too (just showing I am following along, not
> > just skimming)?
> 
> Yep.

No, wait. value should be non-NULL, since abc is in the string set. 

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