2 files changed, 1 insertions, 3 deletions
diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index 8a8f6a2cfe..c07e1e9982 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -3692,10 +3692,9 @@ bool ASTReader::ParseHeaderSearchOptions(const RecordData &Record,
     bool IsFramework = Record[Idx++];
     bool IgnoreSysRoot = Record[Idx++];
     bool IsInternal = Record[Idx++];
-    bool ImplicitExternC = Record[Idx++];
     HSOpts.UserEntries.push_back(
       HeaderSearchOptions::Entry(Path, Group, IsFramework, IgnoreSysRoot,
-                                 IsInternal, ImplicitExternC));
+                                 IsInternal));
   }
 
   // System header prefixes.
diff --git a/lib/Serialization/ASTWriter.cpp b/lib/Serialization/ASTWriter.cpp
index d398153324..0499f5c6f4 100644
--- a/lib/Serialization/ASTWriter.cpp
+++ b/lib/Serialization/ASTWriter.cpp
@@ -1115,7 +1115,6 @@ void ASTWriter::WriteControlBlock(Preprocessor &PP, ASTContext &Context,
     Record.push_back(Entry.IsFramework);
     Record.push_back(Entry.IgnoreSysRoot);
     Record.push_back(Entry.IsInternal);
-    Record.push_back(Entry.ImplicitExternC);
   }
 
   // System header prefixes.