Re: 23.0.60; Bug in BUF_SET_PT

[Stefan Monnier <monnier@iro.umontreal.ca>]

>>>> [Trunk and branch]
>> 
>>> Stefan has checked in a fix on the trunk, but the problem exists on the
>>> Emacs 22 branch as well.
>> 
>> Like lots of other problems.
>> Do you have a real case where it introduces real breakage?

> Yes, I have run into args-out-of-range errors in revert-buffer (that's
> how I found the problem).  It's very rare though.

> Debugger entered--Lisp error: (args-out-of-range 720381)
>   insert-file-contents("[...]" t nil nil t)
>   revert-buffer(nil t)

I expect this to be very rare indeed, since the problem has been around
for ages.

> (If you want to be conservative on the branch, just make the BUF_SET_PT
> --> BUF_TEMP_SET_PT change.)

Of course, that's the only part I'd commit.  But even this will have to
wait for after-22.2.


        Stefan