[clang] [Clang] Export inline move constructors in dllexport-ed template instantiations on non-MSVC targets (PR #168170)

[Tomohiro Kashiwada via cfe-commits]

kikairoya wrote:

Thank you for the reviewing.
I've added a new function `isCompatibleWithMSVC` and tests for `dllimport`.

https://github.com/llvm/llvm-project/pull/168170