The pclmul implementation is now pushed at: https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=4b9118cdb
I've also pushed an unrelated cksum adjustment to not fail immediately if there is an overflow processing any particular file: https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=86c8dc2e8 cheers, Pádraig
