1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Frontend/PrintPreprocessedOutput.cpp b/lib/Frontend/PrintPreprocessedOutput.cpp
index 69cd072ea57f4..3b835985a54c0 100644
--- a/lib/Frontend/PrintPreprocessedOutput.cpp
+++ b/lib/Frontend/PrintPreprocessedOutput.cpp
@@ -750,6 +750,11 @@ static void PrintPreprocessedTokens(Preprocessor &PP, Token &Tok,
           reinterpret_cast<Module *>(Tok.getAnnotationValue()));
       PP.Lex(Tok);
       continue;
+    } else if (Tok.isAnnotation()) {
+      // Ignore annotation tokens created by pragmas - the pragmas themselves
+      // will be reproduced in the preprocessed output.
+      PP.Lex(Tok);
+      continue;
     } else if (IdentifierInfo *II = Tok.getIdentifierInfo()) {
       OS << II->getName();
     } else if (Tok.isLiteral() && !Tok.needsCleaning() &&