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Re: Backends with no exception handling on GCC47

On Mon, 26 Mar 2012 11:10:11 -0700, Ian Lance Taylor wrote:

> 
>> *** Configuration xap-local-xap not supported
> 
> You will have to find out where that last error message is coming from.
> It's not happening because of errors in configure tests.  It's most
> likely coming from libgcc/config.host.  You probably need to add an
> entry for xap-*-* in that switch.
> 
> Since you are porting to GCC 4.7, probably you need to move some support
> from gcc/config/zap over to libgcc/config/xap.  In GCC 4.7 there has
> been a lot of work to move target library code from gcc to libgcc.
> 

Thanks, it was indeed that. I didn't have support my backend in libgcc/
config.host.
Is there anything documenting porting backend between GCC major versions 
(GCC4.6 - GCC4.7), in order to avoid these questions?

Thanks,

-- 
PMatos
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