Stefan Monnier <monnier@iro.umontreal.ca> writes:

> Try the following:
>
>   emacs -Q src/lisp.h
>   C-s Fplist_put RET
>   C-x 4 a
>
> you should see Emacs get stuck in an infinite loop (not a bad, one: C-g
> stops it just fine).

Well, FWIW, it seems that it's just a painly slowness, but not an
infinite loop.  I have to wait something like 8 seconds.

-- 
 |   Michaël `Micha' Cadilhac       |  How come that I am arguing            |
 |   http://michael.cadilhac.name   |      against my idea and               |
 |   JID/MSN:                       |   you are arguing for it?              |
 `----  michael.cadilhac@gmail.com  |          -- David Kastrup         -  --'