[Bug tree-optimization/21998] (cond ? result1 : result2) is vectorized, where equivalent if-syntax isn't (store)

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21998

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
We can vectorize test2 using mask stores ....