[llvm] [VPlan] Add support for in-loop AnyOf reductions (PR #131830)

[Pengcheng Wang via llvm-commits]

wangpc-pp wrote:

> > But since this PR only adds support, should we move the discussion on enabling it/adding a tuning flag to another PR?
> 
> I want to second this request. Even if there's a better option available for some (or even all) micro-architectures, there's no response to block the functionality.

+1, this `vp.merge` issue was also on my todo list but I haven't gotten some time to dive into it. I'd like to see this being supported as well. :-)

https://github.com/llvm/llvm-project/pull/131830