Subject: bug#14303: 24.3; Bug in comment-search-backward

From: Stefan Monnier <[email-masked]>
Date: Fri, 17 May 2013 09:28:04 -0400

>> Yes, same thing as with beg-of-defun discussed elsewhere.
>> 
>> + (while (and (not found) (re-search-backward comment-start-skip limit t))
>> +      (setq end (match-end 0))
>> +      (or (nth 8 (syntax-ppss)) (setq found t)))
>> 
>> This might find a comment-start inside a string.
>> 
>> Rely at (syntax-ppss)
>> 
>> if nt4 and nth8, goto char nth8

> There is possibility of ending up in a string.

I don't understand when that can happen (when inside a string (nth
8 ppss) is also non-nil).

        Stefan