[clang] [clang][Mangle] Inject structor type into mangled name when mangling for LLDB JIT expressions (PR #155485)

[Michael Buch via cfe-commits]

Michael137 wrote:

@AaronBallman I *think* you looked at this already in https://github.com/llvm/llvm-project/pull/149827, but thought it's best I split this out since it's sufficiently strange behaviour to warrant its own commit.

https://github.com/llvm/llvm-project/pull/155485