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http://bugs.exim.org/show_bug.cgi?id=1190




--- Comment #2 from Zoltan Herczeg <[email protected]>  2011-12-28 09:26:27 
---
> Is that the way it's expected to work?  I'm actually surprised at that, 
> because
> it's not at all clear to me that pcre ought to be looking backwards from the
> subject pointer - there's really no guarantee of what might be at a negative
> offset from the start pointer.

PCRE works as you expect here, it never reads anything before the subject and
after the subject + length.


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