Re: [PATCH 0/7] gcov kernel support

From: Andrew Morton
Date: Fri May 23 2008 - 18:26:21 EST

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
> >
> >
> > 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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