[llvm-branch-commits] [llvm] release/23.x: [ExpandVariadics] Don't lower unmangled C printf on SPIR-V (#206998) (PR #213893)

[Nick Sarnie via llvm-branch-commits]

https://github.com/sarnex approved this pull request.

im not familiar with the backport process but lgtm, let me know if i need to do anything else

https://github.com/llvm/llvm-project/pull/213893