[llvm] goldsteinn/and canonicalization (PR #66787)

[via llvm-commits]

goldsteinn wrote:

> I'm curious how you intend to commit this stack of PRs? Are you intending to squash + merge?

I was/am intending to push each commit discretely.
As they are approved I generally create patches, apply to main, then push.
Not the best workflow for PRs?
Is there a better way to create PR with many independent commits?

https://github.com/llvm/llvm-project/pull/66787