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-rw-r--r--clang/lib/Serialization/ASTWriter.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index 50e6763308c..ea100864e3f 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -1153,6 +1153,7 @@ void ASTWriter::WriteControlBlock(Preprocessor &PP, ASTContext &Context,
for (unsigned I = 0, N = PPOpts.MacroIncludes.size(); I != N; ++I)
AddString(PPOpts.MacroIncludes[I], Record);
+ Record.push_back(PPOpts.UsePredefines);
AddString(PPOpts.ImplicitPCHInclude, Record);
AddString(PPOpts.ImplicitPTHInclude, Record);
Record.push_back(static_cast<unsigned>(PPOpts.ObjCXXARCStandardLibrary));
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