https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110852
--- Comment #1 from Jan Hubicka <hubicka at gcc dot gnu.org> --- This is likely g:eab57b825bcc350e9ff44eb2fa739a80199d9bb1 which fixed prediction order and uncovered latent bug in combininig predictions with known probabilities. I will take a look.