[llvm-branch-commits] [clang] release/18.x [X86_64] fix SSE type error in vaarg (PR #86698)

[Eli Friedman via llvm-branch-commits]

efriedma-quic wrote:

Is there some reason you think we should take this specific patch, out of all the x86 ABI fixes going in recently?  It isn't a regression, as far as I know.

https://github.com/llvm/llvm-project/pull/86698