[cmucl-imp] Re: Compiled COMPILE forms at load time Bug

[Raymond Toy]

On 3/16/10 7:16 AM, Helmut Eller wrote:
> For (defun some-existing-accessor ..) I'd like to see a warning at
> compile time--if it can be done easily.
This already happens.  A simple test shows that we get the warning when
compiling, and another warning when loading the fasl.
>   
>
> At load time, a cerror if the whole structure gets removed; no warning
> if only the accessor gets overwritten.  We have already definition locks
> which can be used for more delicate accessor names.
>   
I didn't quite follow you here.   We already get a cerror if we redefine
a structure.   So if an accessor is redefined, we just silently allow it?

>
> On one side (setf (fdefinition ..)) should delete/overwrite the stuff
> that a previous %%defun left in the info db.  On the other hand, if the
> user wants to update the info db he can and should use defun.
> Hmm.. actually I prefer the latter, i.e. what CMUCL does currently.
>
>   
Sounds good to me.

Ray