[patch] Fix zero builds for non-listed architectures

[Severin Gehwolf]

On Mon, 2016-09-05 at 14:24 +0200, Severin Gehwolf wrote:
> On Tue, 2016-08-30 at 14:33 +0200, Matthias Klose wrote:
> > 
> > The zero build for architectures not explicitly listed fails
> > currently in
> > hotspot, because of an unset macro, and the compiler complains
> > about a single -D
> > option passed.
> > 
> > Here are two proposals how to fix these:
> > 
> >  - Not passing the -D<cpu_define> if it is not set. Afaik the
> > define
> >    is only used for hotspot builds, not for zero builds.
> > 
> >  - Provide a fall back for "unknown" zero architectures.
> > 
> > Matthias
> 
> I've filed this bug for this:
> https://bugs.openjdk.java.net/browse/JDK-8165441

Sorry, duplicate of:
https://bugs.openjdk.java.net/browse/JDK-8165158