[cfe-dev] __func__ should be of type char[], not char*

[Chris Lattner]

>> Steve/Fariborz, is __func__ valid in an objc method?
>
> __func__ refers to synthesized method name. For example in:
>
> @interface I
> - (int) Meth;
> @end
>
> __func__ will refer to:
>
> "-[I Meth]"

Ok, is __FUNCTION__ and __PRETTY_FUNCTION__ also allowed?  If so, this  
is close to  the right patch I think:
http://lists.cs.uiuc.edu/pipermail/cfe-commits/Week-of-Mon-20080107/003747.html

The problem is that it only reserves space for "foo:bar:".  If you  
know how to get the right length, please fix :)

-Chris