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Re: "make bootstrap" for cross builds


On Fri, Apr 15, 2005 at 01:23:39AM -0400, Andrew Pinski wrote:
> 
> On Apr 15, 2005, at 1:19 AM, Ranjit Mathew wrote:
> 
> >Hi,
> >
> >  I think "make bootstrap" does not make sense for
> >cross builds. We however seem to allow it but
> >fail in a weird way later on (as on mainline).
> >I think this should not be allowed.
> >
> >I discovered this when I mistakenly typed
> >"make bootstrap" out of habit on a cross build.
> 
> Huh? there is one case where this does makes sense, take for example:
> ppc64-linux-gnu, you were running the ppc-linux-gnu compiled GCC and 
> you need
> a 64bit compatible one.  You can compile with --with-cpu=default32 and 
> still
> have a "cross" compiler but can still do a native compiling, it is 
> weird case
> but it does show up.

I always set build, host, and target to powerpc64-linux when
bootstrapping a biarch compiler, and use --with-cpu=default32 to
generate 32-bit binaries by default.  I seem to recall running
into problems when they weren't all the same for bootstraps.

Janis


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