Index: cfe/trunk/utils/TableGen/ClangDiagnosticsEmitter.cpp
===================================================================
--- cfe/trunk/utils/TableGen/ClangDiagnosticsEmitter.cpp
+++ cfe/trunk/utils/TableGen/ClangDiagnosticsEmitter.cpp
@@ -633,7 +633,7 @@
     return It->second.Root;
   }
 
-  void PrintFatalError(llvm::Twine const &Msg) const {
+  LLVM_ATTRIBUTE_NORETURN void PrintFatalError(llvm::Twine const &Msg) const {
     assert(EvaluatingRecord && "not evaluating a record?");
     llvm::PrintFatalError(EvaluatingRecord->getLoc(), Msg);
   }