Lexer.cpp: In static member function 'static unsigned int clang::Lexer::MeasureTokenLength(clang::SourceLocation, const clang::SourceManager&)': Lexer.cpp:116: warning: 'LangOpts.clang::LangOptions::SymbolVisibility' is used uninitialized in this function Lexer.cpp:235: note: 'LangOpts.clang::LangOptions::SymbolVisibility' was declared here