Re: cc-mode: Make all parameters introduced in Emacs 26 optional

[Stefan Monnier]

>>     (condition-case nil
>>         (call1 ...)
>>       (wrong-number-of-arguments
>>        (call2 ...)))
>
> Out of (mostly theoretical) curiosity: is there a way to restrict that
> condition-case to that specific function call? (rather than catching all
> incorrect calls in that call tree)

No.  Actually just defining the notion of "that specific function call"
is already pretty tricky if you consider the case where `call1` is
advised, for example.


        Stefan