[clang] [llvm] [clang][DebugInfo] Emit unified (Itanium) mangled name to structor declarations (PR #154142)

[Michael Buch via llvm-commits]

Michael137 wrote:

I'll merge this with the LLDB test failure because it'll be fixed by the final PR in the patch series https://github.com/llvm/llvm-project/pull/149827

https://github.com/llvm/llvm-project/pull/154142