[21.1]: max-specpdl-size needs to be increased for regexp-opt

[Marshall, Simon]

Otherwise large lists can raise an error.  I suggest adding

(max-specpdl-size (* 1024 1024))

to the let form in regexp-opt, in the same way as max-lisp-eval-depth is
already wrapped.

Simon Marshall, Misys International Banking Systems
1 St. George's Road, Wimbledon, London SW19 4DR, UK
Email: simon.marshall@misys.com Web: www.misys.com
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