[Bug bootstrap/54642] [4.8 regression] make install broken by r191466

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54642

--- Comment #12 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-09-21 19:21:49 UTC ---
The patch proposed in Comment 11 eliminates the bootstrap failures under
clang/clang++ on x86_64-apple-darwin12.