bug#5734: Fwd: 23.1.94; (forward-sexp N) at the very end of large latex-mode buffer takes time proportional to N

[Chong Yidong]

João Távora <joaotavora@gmail.com> writes:

>   What about this? This was the workaround I used in autopair.el.
>   The idea behind is that if one `latex-forward-sexp-1' went
>   nowhere, the next one probably isn't going to. I may be wrong :-)

I've committed this patch to trunk.