Re: Shrinking the C core

[Po Lu]

Ihor Radchenko <yantar92@posteo.net> writes:

> I do understand that the approach you propose is indeed used, for
> example, for `car' in emit_lval_XCAR. However, is it practical for
> functions like `floor'?
>
> `car' implementation is very unlikely to change in future.

Why not?

> But `floor' and other functions (we should not be limited to `floor')
> may change their implementations. The extra "native comp" copy of the
> implementation will need to be always synchronized with the original
> implementation. I doubt that it is practical maintenance-wise.

How and why so?  How are Fcar and Ffloor divergent in this department?