In file included from certificates/src/verify.cpp:20: certificates/src/../../halftime-hash.hpp: In static member function 'static halftime_hash::advanced::{anonymous}::EhcBadger::Block halftime_hash::advanced::{anonymous}::EhcBadger::MixOne(halftime_hash::advanced::{anonymous}::EhcBadger::Block, halftime_hash::advanced::{anonymous}::EhcBadger::Block, uint64_t) [with BlockWrapper = halftime_hash::advanced::{anonymous}::RepeatWrapper; unsigned int dimension = 6; unsigned int in_width = 3; unsigned int encoded_dimension = 7; unsigned int out_width = 2; unsigned int fanout = 8]': certificates/src/../../halftime-hash.hpp:472:16: note: the ABI for passing parameters with 64-byte alignment has changed in GCC 4.6 472 | static Block MixOne(Block accum, Block input, uint64_t entropy) { | ^~~~~~