https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 61171, which changed state.
Bug 61171 Summary: vectorization fails for a reduction in presence of subtraction https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61171 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED