https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70479
--- Comment #3 from Kirill Yukhin <kyukhin at gcc dot gnu.org> --- (In reply to Richard Biener from comment #2) > You mean we fail to handle ternary associative tree codes in GIMPLE reassoc? > Yes, that's true. It's not going to be easy to retro-fit there > implementation-wise. With rebalancing you mean handling reassoc-width > 1? Hi Richard, yes to both.