Re: [GIT PULL] unify sparc header files

[Sam Ravnborg <sam@ravnborg.org>]

On Thu, Jul 03, 2008 at 01:15:20PM -0700, David Miller wrote:
> From: Adrian Bunk <bunk@kernel.org>
> Date: Thu, 3 Jul 2008 23:02:07 +0300
> 
> > On Thu, Jul 03, 2008 at 01:12:53AM -0700, David Miller wrote:
> > > From: David Miller <davem@davemloft.net>
> > > Date: Thu, 03 Jul 2008 00:50:52 -0700 (PDT)
> > > 
> > > In file included from include/asm-sparc/page.h:6,
> > >                  from include/asm/page.h:1,
> > >                  from arch/sparc64/kernel/vmlinux.lds.S:3:
> > > include/asm-sparc/page_32.h:24:25: error: asm/btfixup.h: No such file or directory
> > > 
> > > When we run vmlinux.lds.S through CPP, it undefines things like
> > > "sparc" with the '-Usparc -Usparc64' options that get passed in.
> > > So the ifdef tests in asm-sparc/page.h do not work.
> > >...
> > 
> > It also builds for me (gcc 4.3.1) since -Usparc is not -U__sparc__
> > (if I add the latter I get your build error).
> > 
> > Did gcc's behavior change in this area?
> 
> Strange, I'll look more closely at this.

I have tried different scenarios here to reproduce it - so far without luck.
As in "build for me with my toolchain".

What I have concentrated on has been to build a kernel, apply patches, build kernel again.
But everything just works.

And to be sure I did a fresh pull from sam/sparc.git so I should have the same stuff
as you are testing.

	Sam