[Bug: 21.5-b27] font-lock-fontify-* / infinite loop

[Stephen J. Turnbull]

Aidan Kehoe writes:

 > +    (,(lambda (limit)
 > +        (re-search-forward (concat "^\\("
 > +                                   message-cite-prefix-regexp
 > +                                   "\\).*")
 > +                           limit t))

Since a lambda form evaluates to itself, I don't think that has any
advantages over

+    ((lambda (limit)
+       (re-search-forward (concat "^\\("
+                                  message-cite-prefix-regexp
+                                  "\\).*")
+                          limit t))

?