LLDB  mainline

AppleObjCRuntime → Language Relation

File in llvm-project/lldb/source/Plugins/LanguageRuntime/ObjC/AppleObjCRuntimeIncludes file in llvm-project/lldb/source/Plugins/Language
AppleObjCRuntime.cppObjC / NSString.h
AppleObjCTypeEncodingParser.hObjC / ObjCConstants.h