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From: Richard Stallman <rms@gnu.org>
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Subject: Re: re-search-forward/backward causes a segmentation fault
Date: Sat, 11 Oct 2003 01:37:21 -0400
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The regexp you showedme is too big to be handled with the current
regexp format.  The bug was that regex.c thought that 2^16 bytes was
the limit.  Since jump offsets are signed, really only 2^15 bytes can
be accommodated.