[clang] [compiler-rt] [flang] [llvm] [mlir] [DebugMetadata][DwarfDebug][CodeView] Support function-local static variables in lexical block scopes (6/7) (PR #187927)

[Vladislav Dzhidzhoev via cfe-commits]

dzhidzhoev wrote:

Thank you @dwblaikie and @MaskRay for the feedback!
I've made fixes to address it, fixed test failures, and made extra changes to MLIR and Flang to make them compatible with the LLVM change.

This PR is ready for review now.

https://github.com/llvm/llvm-project/pull/187927