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-rw-r--r--lib/Frontend/PCHWriter.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 4dd8dc36b7..a6faf9ba99 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -745,6 +745,7 @@ void PCHWriter::WriteLanguageOptions(const LangOptions &LangOpts) {
Record.push_back(LangOpts.DollarIdents); // '$' allowed in identifiers.
Record.push_back(LangOpts.AsmPreprocessor); // Preprocessor in asm mode.
Record.push_back(LangOpts.GNUMode); // True in gnu99 mode false in c99 mode (etc)
+ Record.push_back(LangOpts.GNUKeywords); // Allow GNU-extension keywords
Record.push_back(LangOpts.ImplicitInt); // C89 implicit 'int'.
Record.push_back(LangOpts.Digraphs); // C94, C99 and C++
Record.push_back(LangOpts.HexFloats); // C99 Hexadecimal float constants.