bug#50629: 28.0.50; hard to debug an uncaught error with ert

[Lars Ingebrigtsen]

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> I'm afraid that's too late.  The stack frames of the error have already
> been unwound when we are back in the condition-case.

Darn.  I thought I remembered there was a way to get at the backtrace
while in an error handler in a condition-case, but that I just couldn't
remember how.  :-/