[Bug bootstrap/54642] bootstrap broken using clang++

[howarth at nitro dot med.uc.edu]

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

--- Comment #3 from Jack Howarth <howarth at nitro dot med.uc.edu> 2012-09-21 03:23:51 UTC ---
Regression hunt so far shows that r191448 was okay but r191493 fails. These are
for builds configured as...

 ../gcc-4.8-20120920/configure --prefix=/sw --prefix=/sw/lib/gcc4.8
--mandir=/sw/share/man --infodir=/sw/lib/gcc4.8/info
--enable-languages=c,c++,fortran,lto,objc,obj-c++,java --with-gmp=/sw
--with-libiconv-prefix=/sw --with-isl=/sw --with-cloog=/sw --with-mpc=/sw
--with-system-zlib --enable-checking=yes --x-includes=/usr/X11R6/include
--x-libraries=/usr/X11R6/lib --program-suffix=-fsf-4.8