https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 37021, which changed state.
Bug 37021 Summary: Fortran Complex reduction / multiplication not vectorized https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37021 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED