[llvm-branch-commits] [clang] release/21.x: [clang] Fix pointer comparisons between pointers to constexpr-unknown (#147663) (PR #148907)

[Tobias Hieta via llvm-branch-commits]

tru wrote:

@zygoloid how about merging this to the release branch?

https://github.com/llvm/llvm-project/pull/148907