builtin_apply et al

[Nicola Pero]

> >I've been told in the past it should be replaced with libffi - the main
> >problem there is ... how much reliable and portable is libffi ?
> >
>
> Needed for Java, so gets regular attention for that reason, and has
> platform specific code for lots of platforms. Libffi could be thought
> of as an implementation of builtin_apply.

Ok.

 
> >ObjC needs a certain amount of visibility into C calling conventions
> >to do its thing, but it's tricky to generalize and not many hackers
> >work on libobjc (the NeXT/Apple runtime mostly does it with assembly
> >code, and is thus not very portable).
> >
> >
> >Not sure what your point is here.
> >
>
> Just calibrating expectations - it may be a while before builtin_apply
> can go away.

Ah - I see - thanks :-)