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| From: | Paolo Bonzini |
| Subject: | Re: [patch #6899] Speed-up for searching in multibyte and ignore-icase. |
| Date: | Thu, 11 Mar 2010 07:18:46 +0100 |
> I understood that regex did backtracking It only does backtracking when there are backreferences (which is NP-complete and thus unavoidable). Paolo
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