http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50049
--- Comment #6 from robert somerville <rbrt.somerville at gmail dot com> 2011-08-11 19:56:06 UTC --- i believe that the build should use the static libcloog that exists, after all the build has no problems with MPC,MPFR,GMP, and PPL needing an LD_LIBRARY_PATH