[patch] initial location support for C parser

[Jakub Jelinek]

On Mon, Sep 01, 2008 at 11:01:10AM -0400, Aldy Hernandez wrote:
> > The C parts of the patch are OK.
> 
> I am committing the patch as is.  The objc parts were approved by Mike
> Stump, and the rest of the patch was approved by Mark Mitchell.

This broke ObjC++, objc/objc-act.c is compiled both into ObjC and ObjC++
FEs and when C/ObjC build_array_ref has 3 arguments while C++/ObjC++
build_array_ref has just 2, objc-act.c doesn't compile at all in objcp/
directory.

	Jakub