darwin cross compiling breakage

[Andrew Pinski]

> 
> Mike Stump <mrs@apple.com> writes:
> 
> > On Jun 6, 2006, at 5:57 AM, Mike Stump wrote:
> > > The recent changes to support code generation for the current
> > > machine on x86 has broken darwin's ppc x i386 compiler.
> > 
> > Ping?
> > 
> > http://gcc.gnu.org/ml/gcc-patches/2006-06/msg00292.html
> 
> This is OK, except lose the APPLE LOCAL markers.

Again, this is wrong as it is a cross compiler so defining CROSS_COMPILER is correct.
Please fix up this mess, it looks bad to have a cross compiler not define that macro.

-- Pinski