[PATCH] PR/25476: run fixincludes just once

[Paolo Bonzini]

> What about putting ginclude in the toplevel object directory and then 
> have xgcc gets the
> headers there and run fixincludes from the stage1 in the toplevel 
> directory?
>
> This seems like a better way of implementing this instead of this hack 
> and in fact
> this would also fix the debug info when running with different stages 
> and then use
> stage1-gcc/xgcc and stage2-gcc/xgcc to compile the next stages instead 
> of using prev-gcc/xgcc?

I have some problems parsing the sentence...  in general, however, it 
seems like it makes sense.  Many thanks for the suggestion.

Paolo