[Bug tree-optimization/40771] generated code is ~25% slower when autovectorization is enabled

[zsojka at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=40771

--- Comment #3 from Zdenek Sojka <zsojka at seznam dot cz> ---
The vectorized code seems to have improved in gcc-9 over gcc-8.