[Bug bootstrap/65150] bootstrap failure at r220878 on x86_64 darwin

[howarth at bromo dot med.uc.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65150

--- Comment #1 from howarth at bromo dot med.uc.edu ---
Failed for bootstrap using...

 ../gcc-5-20150220/configure --prefix=/sw --prefix=/sw/lib/gcc5.0
--mandir=/sw/share/man --infodir=/sw/lib/gcc5.0/info
--enable-languages=c,c++,fortran,lto,objc,obj-c++,java --with-gmp=/sw
--with-libiconv-prefix=/sw --with-isl=/sw --with-mpc=/sw --with-system-zlib
--x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib
--program-suffix=-fsf-5.0