[clang] [clang][DebugInfo] Re-enable VTable debug info on COFF platforms (PR #158450)

[Tomohiro Kashiwada via cfe-commits]

kikairoya wrote:

> To confirm my understanding, the test strategy here is checking that everything behaves just like linux-itanium, except for scenarios with optimisations which will cause the vtable to be external, and in those cases vtable-debug-locations shouldn't be emitted. (Am I right?)

Yes, exactly.
Repeating everything for MinGW looks redundant a bit, but I believe it's important to catch any unintentional changes early on.

https://github.com/llvm/llvm-project/pull/158450