bug#3424: align-regexp: Infinite loop with default regexp

[Lennart Borgman]

On Sat, May 30, 2009 at 8:46 PM, Teemu Likonen <tlikonen@iki.fi> wrote:
> On 2009-05-30 20:24 (+0200), Lennart Borgman wrote:
>
>> On Sat, May 30, 2009 at 7:37 PM, Teemu Likonen <tlikonen@iki.fi> wrote:
>>>  4. Loop infinitely.
>>
>> This does not happen for me with the latest pretest Emacs 23. Have you
>> tested there?
>
> Ah, true. I use Emacs 22.2 (as packaged by Debian) and only checked that
> Emacs 23 uses the same regexp. Hence I assumed that it had the same
> problem. Now I tried some quite up-to-date development version of Emacs
> 23 and it produces
>
>    f o o  b a r
>
> instead. So no infinite looping there. I think the result is not what
> user expects, though. I'd still suggest changing the default regexp to
> match one or more whitespaces: \s-+

Seems like a good idea to me.