[PATCH] ppc64 & powerpc: Check whether the native CC can use -m64

Arnd Bergmann arnd at arndb.de
Thu Nov 10 03:55:14 EST 2005


On Middeweken 09 November 2005 16:56, Daniel Ostrow wrote:
> On 11:43 Wed 09 Nov     , Arnd Bergmann wrote:
> > On Dinsdag 08 November 2005 20:14, Daniel Ostrow wrote:
> > > +CC     := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null
> > > 2>&1; then echo $(CC); else echo powerpc64-linux-gcc; fi )
> > 
> > You should be using $(call cc-option,-m64) for this, like we do in the
> > rest of the Makefile.
> > 
> > 	Arnd <><
> 
> Is something like the following better?

I find that much more readable, yes.

However, I first misunderstood what you are really trying to do.
I think that if you want to use a cross compiler, you normally
should set $(CROSS_COMPILE) to powerpc64-linux- instead of
only changing $(CC) but not the other tools, right?

	Arnd <><



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