[Bug tree-optimization/87105] Autovectorization [X86, SSE2, AVX2, DoublePrecision]

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87105

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
The code is now better but not vectorized due to mentioned issues.