[llvm] [SLP] Support memory runtime alias checks (PR #209305)

[Aiden Grossman via llvm-commits]

boomanaiden154 wrote:

This commit broke the ProfCheck bot (https://lab.llvm.org/buildbot/#/builders/223/builds/7209). Please either fix it or add the tests to `profcheck-xfail.txt` for now.

https://github.com/llvm/llvm-project/pull/209305