[Bug tree-optimization/63844] [4.8/4.9/5 Regression] open mp parallelization prevents vectorization

[andi-gcc at firstfloor dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63844

--- Comment #13 from Andi Kleen <andi-gcc at firstfloor dot org> ---

>I think aggregate IPA-CP does that, IPA-SRA cannot as the function has
>its address taken.

Perhaps that case (only passing address to gomp runtime) could be special cased
in the escape analysis.