[Bug target/114107] poor vectorization at -O3 when dealing with arrays of different multiplicity, good with -O2

[nathanael.schaeffer at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114107

--- Comment #6 from N Schaeffer <nathanael.schaeffer at gmail dot com> ---
indeed, aarch64 assembly looks very good.