Fix clang compilation error: unused variable.
Standardize how temporary files are written.
Consider FunctionDecl's n FunctionDumper as well
Fix CatchAll::checkASTCodeBody function arguments to change clang::Decl*& D to clang::Decl* D.
fix clang compile error field 'Checker' will be initialized after field 'BR'
Merge pull request #5550 from gartung/clangSA-fix-clang-comp-error

ClangSA : Fix for FunctionDumper not reporting function calls inside Root global function declarations