https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110304
--- Comment #3 from cqwrteur <unlvsur at live dot com> --- (In reply to cqwrteur from comment #2) > https://godbolt.org/z/bz3PjeMdY https://github.com/animetosho/md5-optimisation Here was an example that shows + is faster than | since + uses a lot for dependency reasons.