Re: PATCH: Add x32 support to config.guess

[Mike Frysinger <vapier at gentoo dot org>]

On Saturday 18 August 2012 13:32:59 Mike Stump wrote:
> On Aug 18, 2012, at 6:52 AM, "H.J. Lu" <hjl.tools@gmail.com> wrote:
> > In case of x32, the only difference between x32 and x86-64 is
> > the default output of CC.  What do you recommend how to
> > detect x32?
> 
> So, is there a cpp symbol that is defined for code-gen?  If so, something
> like
> 
>   If [ $(gcc -x c /dev/null -dM -E | grep x32) = x32 ]; then fi
> 
> Would do it.

how is executing `gcc` any better than $CC_FOR_BUILD ?

your code suggestion here is pretty much what H.J. Lu is already doing.
-mike

Attachment: signature.asc
Description: This is a digitally signed message part.