618         llvm::PrintFatalError(  in DiagnosticTextBuilder()
632       PrintFatalError("Failed to find substitution with name: " + S->Name);  in getSubstitution()
636   LLVM_ATTRIBUTE_NORETURN void PrintFatalError(llvm::Twine const &Msg) const {  in PrintFatalError()  function
638     llvm::PrintFatalError(EvaluatingRecord->getLoc(), Msg);  in PrintFatalError()
755       Builder.PrintFatalError("Modifier value '" + std::to_string(Idx) +  in mapIndex()
993     Builder.PrintFatalError("expected modifier in diagnostic");  in parseModifier()
1047       Builder.PrintFatalError("Unknown modifier type: " + Modifier);  in parseDiagText()
1067           Builder.PrintFatalError("expected ':' while parsing %plural");  in parseDiagText()
1231         PrintFatalError(R.getLoc(), "Error " + R.getName() +  in EmitClangDiagsDefs()
1239         PrintFatalError(R.getLoc(), "Error " + R.getName() +  in EmitClangDiagsDefs()
1469       PrintFatalError("Invalid character in diagnostic group '" + I.first +  in emitDiagTable()
1631     PrintFatalError(  in isRemarkGroup()
1683     PrintFatalError("The Documentation top-level definition is missing, "  in EmitClangDiagDocs()