bug#56773: 29.0.50; (readablep UNREADABLE) causes strange things

[Po Lu]

Lars Ingebrigtsen <larsi@gnus.org> writes:

> As I said earlier, I suspect that all of PRINTFINISH should go into the
> unwind_protect form.  For instance, in the MARKERP situation, it seems
> to want to adjust markers etc.  I have not analysed in detail, but those
> code bits are presumably there for a reason, and may have to be run if
> prin1 has done sometime (even if there's then been a non-local exit).

I don't think that's very intuitive, since signalling means "get me out
of here now".