Re: Different behaviour while debugging?

["Andreas Röhler" <andreas.roehler@easy-emacs.de>]

Am 20.02.2013 15:57, schrieb Thorsten Jolitz:
>
> Hi List,
>
> I have the very strange case that a program - in some special situation
> - does not work as expected, but when I instrument the relevant
> function(s) for edebug and single-step through them, everythings works
> as expected and the output is fine.
>
> There are no errors involved, so 'toggle-debug-on-error does not help.
> Its just that the program should put a buffer temporarily into a given
> major-mode and uncomment some comment-lines with 'uncomment-region' before
> turning-on Org-mode.
>
> With other modes it works fine, but in case of html-mode, this step is
> simply omitted when running the program as-is, but is successfully
> completed when single-stepping with edebug.
>
> How can that be? Has elisp become just *too* fast for correct program
> execution and programs work only reliably when slowed down by debugging?
>

IMHO that's possible, for example if some function expects faces, which are only there if
fontification is done

try some (sit-for) then