Re: [PATCH 0/7] gcov kernel support

[Andrew Morton]

On Fri, 23 May 2008 23:52:43 +0200
Segher Boessenkool <segher@xxxxxxxxxxxxxxxxxxx> wrote:

> >> You *can* build with a non-biarch compiler, but then you need to point
> >> the kernel build system at a 32-bit toolchain to use for the 32-bit
> >> parts (via CROSS32_COMPILE).
> >
> > Jens built this one, using crosstool.  It is
> > http://userweb.kernel.org/~akpm/cross-compilers/power64-cross.tar.bz2
> >
> > It was all working happily until gcov came along :(
> 
> You were lucky, yes.  If your compiler would have been just a little
> bit older it wouldn't have been able to build 32-bit at all.
> 
> Do you have a separate 32-bit PowerPC compiler?

I dont' cross-compile for 32-bit power.  This is all 64-bit stuff.

>  If so, just set
> CROSS32_COMPILE to it; if not, you'll need a new toolchain.  In
> that case, it's probably worthwhile to upgrade to 4.1.2 at least...

Sigh.  Life's too short.  I'll go back to testing powerpc builds on the
powerpc box.

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