1 files changed, 11 insertions, 4 deletions
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index 1e3a098b09e..7d5b521d4d9 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -1458,16 +1458,23 @@ void ASTWriter::WriteControlBlock(Preprocessor &PP, ASTContext &Context,
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 16)); // Clang min.
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Relocatable
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Timestamps
+  MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // PCHHasObjectFile
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Errors
   MetadataAbbrev->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob)); // SVN branch/tag
   unsigned MetadataAbbrevCode = Stream.EmitAbbrev(std::move(MetadataAbbrev));
   assert((!WritingModule || isysroot.empty()) &&
          "writing module as a relocatable PCH?");
   {
-    RecordData::value_type Record[] = {METADATA, VERSION_MAJOR, VERSION_MINOR,
-                                       CLANG_VERSION_MAJOR, CLANG_VERSION_MINOR,
-                                       !isysroot.empty(), IncludeTimestamps,
-                                       ASTHasCompilerErrors};
+    RecordData::value_type Record[] = {
+        METADATA,
+        VERSION_MAJOR,
+        VERSION_MINOR,
+        CLANG_VERSION_MAJOR,
+        CLANG_VERSION_MINOR,
+        !isysroot.empty(),
+        IncludeTimestamps,
+        Context.getLangOpts().BuildingPCHWithObjectFile,
+        ASTHasCompilerErrors};
     Stream.EmitRecordWithBlob(MetadataAbbrevCode, Record,
                               getClangFullRepositoryVersion());
   }