[llvm-branch-commits] [llvm] release/23.x: [cmake] FindLibXml2: keep user-provided LIBXML2_DEFINITIONS (#221294) (PR #222008)

[Douglas Yung via llvm-branch-commits]

dyung wrote:

@petrhosek What do you think about merging this PR to the release branch?

https://github.com/llvm/llvm-project/pull/222008