[Bug bootstrap/48153] [4.7 Regression] Bootstrapping revision 171033 fails on x86_64-apple-darwin10

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48153

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-03-16 
23:07:58 UTC ---
> Created attachment 23685 [details]
> gcc47-pr48153.patch
>
> Please try this patch.

This fix the bootstrap at revision 171072. Thanks.