bug#48479: 28.0.50; Crash on `read--expression'

[Mattias Engdegård]

18 maj 2021 kl. 19.46 skrev Andreas Schwab <schwab@linux-m68k.org>:

> For some reason, the loop at the top of internal_lisp_condition_case
> explicitly allows for a handler to be nil.

Quite right! And a proper syntax check at that point would make the code no 
slower or more complicated.