Fix typo in printing of __private_extern__.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64501 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/ASTConsumers.cpp b/Driver/ASTConsumers.cpp
index 91c19ba..1469d5d 100644
--- a/Driver/ASTConsumers.cpp
+++ b/Driver/ASTConsumers.cpp
@@ -181,7 +181,7 @@
       case VarDecl::Register:      Out << "register "; break;
       case VarDecl::Extern:        Out << "extern "; break;
       case VarDecl::Static:        Out << "static "; break; 
-      case VarDecl::PrivateExtern: Out << "static "; break; 
+      case VarDecl::PrivateExtern: Out << "__private_extern__ "; break; 
       }
     }
     std::string Name = ND->getNameAsString();