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From: Lawrence D'Oliveiro <ldo@nz.invalid>
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Subject: Re: Ichbiah 2022 compiler mode
Date: Thu, 12 Sep 2024 22:24:29 -0000 (UTC)
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On Wed, 11 Sep 2024 23:39:27 -0500, Randy Brukardt wrote:

> "Lawrence D'Oliveiro" <ldo@nz.invalid> wrote in message
> news:vbdk2t$hj0r$6@dont-email.me...
>> On Thu, 5 Sep 2024 19:03:22 -0500, Randy Brukardt wrote:
> ...
>>> (10) Variable-returning functions are introduced.
>>
>> Is this like updater functions in POP-11, or "setf" in Lisp?
> 
> No, it is a function that returns a variable, meaning you can assign
> into the function result.

I think an updater function would be more generally useful. Because some 
things you want to update might not (depending on the implementation) live 
independently in an explicit variable. And it seems good not to constrain 
implementations unnecessarily.