[llvm] [InstCombine] Fold (A & B) - (A & ~B) --> B - (A ^ B) (PR #79717)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

> Please don't force push to PRs https://llvm.org/docs/GitHub.html#rebasing-pull-requests-and-force-pushes

TBH I always force-push my PRs since I have a bunch of concurrent PRs with different base commits. Without rebasing and force-pushing, ccache works poorly, and I have to waste about an hour every time I switch to another branch and rebuild LLVM :(


https://github.com/llvm/llvm-project/pull/79717