21  switch (CLWarningID) {
 
   22  case 4005: 
return diag::Group::MacroRedefined;
 
   23  case 4018: 
return diag::Group::SignCompare;
 
   24  case 4100: 
return diag::Group::UnusedParameter;
 
   25  case 4910: 
return diag::Group::DllexportExplicitInstantiationDecl;
 
   26  case 4996: 
return diag::Group::DeprecatedDeclarations;