https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64015
--- Comment #7 from Zhenqiang Chen <zhenqiang.chen at arm dot com> --- Sorry for blocking your benchmark tests. I had reverted the ccmp patch. I will rework the patch based on Richard Henderson's comments: https://gcc.gnu.org/ml/gcc-patches/2014-11/msg03100.html