[llvm-branch-commits] [clang] [clang][driver][clang-cl] Fix unused argument warning for `/std:c++20` for precompiled module inputs to `clang-cl` (PR #102438)

[Chuanqi Xu via llvm-branch-commits]

ChuanqiXu9 wrote:

> @ChuanqiXu9, is there anything else that needs to be done here? There's a merge conflict; I could resolve that.

If there is merge conflict, we need to resolve it. For the merge request, we need to wait for the release manager to have a time to look at this. Maybe due to we forgot to mention this belongs to 19.x. CC @tru  manually.

https://github.com/llvm/llvm-project/pull/102438