Re: Type checking

[Martyn Russell <martyn lanedo com>]

On 17/03/10 22:03, Andrew Cowie wrote:
> in gtk/gtkbutton.c which after wading through several macros ends up as
> a call to g_type_check_instance() in glib/gtype.c with some if/else
> blocks around it.

[snip]

> So I'm wondering: can we [C, GTK] do away with one of the code paths
> entirely? It'd be nice to do away with the checks in the internal
> accessors, of course, but that isn't going to happen because the
> internal code is now using the public accessors.
>
> So maybe we can at least not check in the cast macros?
>
> Again, I haven't profiled a C only applcation in a while, so this may be
> out of date. Someone with a GUI heavy C app would need to check. But
> this used to be really expensive for C apps. And meanwhile we're using
> GTK for some years now without using the cast macros at all, and things
> are working. So that's at least a datapoint.

Isn't this why we have G_DISABLE_CAST_CHECKS ?

--
Regards,
Martyn