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bug#46636: [External] : bug#46636: 28.0.50; M-: (funcall #'or) doesn't t
From: |
Drew Adams |
Subject: |
bug#46636: [External] : bug#46636: 28.0.50; M-: (funcall #'or) doesn't throw an error |
Date: |
Fri, 19 Feb 2021 18:28:29 +0000 |
> M-: (funcall #'or) RET
> Expected result:
> An error, as `or' is not a function.
> Actual result:
> nil
> ------
> Effectively, this makes `funcall' behave as though it were a macro,
> even though it is a function.
>
> Probably not a serious issue, but it can confuse people into thinking
> that "funcall" accepts macros in general, which it doesn't do. It
> certainly confused me (the byte compiler also mis-compiles (apply #'or
> nil), which did not help).
Yeah, this is bad, IMO. Confuses users and leads
them down the garden path. Common Lisp and other
Lisps haven't done this, AFAIK.