http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49270
--- Comment #1 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-06-03 00:15:47 UTC --- Configured bootstrap as... ../gcc-4.7-20110602/configure --prefix=/sw --prefix=/sw/lib/gcc4.7 --mandir=/sw/share/man --infodir=/sw/lib/gcc4.7/info -enable-languages=c,c++,fortran,lto,objc,obj-c++,java --with-gmp=/sw --with-libiconv-prefix=/sw --with-ppl=/sw --with-cloog=/sw --with-mpc=/sw --with-system-zlib --x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib --program-suffix=-fsf-4.7 --enable-checking=yes --enable-cloog-backend=isl