diff --git a/clang/lib/Frontend/PrintPreprocessedOutput.cpp b/clang/lib/Frontend/PrintPreprocessedOutput.cpp
index eb68e3875aa7..d63d9cbba989 100644
--- a/clang/lib/Frontend/PrintPreprocessedOutput.cpp
+++ b/clang/lib/Frontend/PrintPreprocessedOutput.cpp
@@ -348,7 +348,7 @@ void PrintPPOutputPPCallbacks::HandleNewlinesInToken(const char *TokStr,
   
   if (NumNewlines == 0) return;
   
-//  CurLine += NumNewlines;
+  CurLine += NumNewlines;
 }