1 files changed, 8 insertions, 0 deletions
diff --git a/include/clang/Lex/PreprocessorOptions.h b/include/clang/Lex/PreprocessorOptions.h
index f536be8d8e69..d91c665cf1dd 100644
--- a/include/clang/Lex/PreprocessorOptions.h
+++ b/include/clang/Lex/PreprocessorOptions.h
@@ -96,8 +96,15 @@ public:
   std::string TokenCache;
 
   /// When enabled, preprocessor is in a mode for parsing a single file only.
+  ///
+  /// Disables #includes of other files and if there are unresolved identifiers
+  /// in preprocessor directive conditions it causes all blocks to be parsed so
+  /// that the client can get the maximum amount of information from the parser.
   bool SingleFileParseMode = false;
 
+  /// When enabled, the preprocessor will construct editor placeholder tokens.
+  bool LexEditorPlaceholders = true;
+
   /// \brief True if the SourceManager should report the original file name for
   /// contents of files that were remapped to other files. Defaults to true.
   bool RemappedFilesKeepOriginalName;
@@ -185,6 +192,7 @@ public:
     ImplicitPTHInclude.clear();
     TokenCache.clear();
     SingleFileParseMode = false;
+    LexEditorPlaceholders = true;
     RetainRemappedFileBuffers = true;
     PrecompiledPreambleBytes.first = 0;
     PrecompiledPreambleBytes.second = 0;