https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64207
--- Comment #4 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> --- (In reply to Mike Page from comment #3) > BTW, I was using > https://gcc.gnu.org/projects/tree-ssa/vectorization.html#using > for my info on optimization options. yes, I agree that there is lots of outdated info, also I had to search a while to find the proper option name. Almost all hits online refer to the old option. The web never forgets ;-)