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RE: warning about undo info being discarded when in *Backtrace*


From: Drew Adams
Subject: RE: warning about undo info being discarded when in *Backtrace*
Date: Tue, 9 Oct 2007 12:45:53 -0700

> > 3. For this particular warning, does it make sense to repeat the warning
> > all? If undo was disabled in *Backtrace*, then it is still
> disabled, no? I
> > might be mistaken here, however: It's possible that each warning was
> > issued
> > after the *Backtrace* was entered anew. The warning would presumably be
> > issued only when undo was enabled and it became disabled.
>
> When the undo info is discarded, undo remains enabled in the affected
> buffer.  Future large changes thus cause it to be discarded again.

I see. I think I misread "discarded" for "disabled". Perhaps the verbose
version of the warning could explicitly mention that undo is still enabled,
so future undo info will be retained.






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