bug#8686: 24.0.50; `re-search-backward' does not respect `search-invisible'

[Stefan Monnier]

>> > Question: What is the simplest way, from Lisp, to get the "low-level
>> > C" search functions to optionally respect/ignore hidden text?
>> 
>> Something like
>> 
>> (while (and (re-search-forward blabla)
>> (invisible-p (point)))
>> ...)
>> 
>> The same idea can be used with syntax-ppss to skip over 
>> matches that are inside comments/strings.

> Yes, but why not have this built into the search functions themselves,
> just as is done for isearch?

Because I'd rather that the low-level functions do one thing and one
thing well.


        Stefan