http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60267
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> --- In how many places you have the #pragma GCC ivdep pragmas? Can you e.g. try to replace them by #pragma ivdep, preprocess, then replace them back in the preprocessed file? Or #pragma omp simd instead of #pragma ivdep.