1 files changed, 2 insertions, 2 deletions
diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index db19804d5fa..ac5c7ca3be3 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -185,7 +185,7 @@ struct ASTUnit::ASTWriterData {
   llvm::BitstreamWriter Stream;
   ASTWriter Writer;
 
-  ASTWriterData() : Stream(Buffer), Writer(Stream, { }) { }
+  ASTWriterData() : Stream(Buffer), Writer(Stream, Buffer, {}) {}
 };
 
 void ASTUnit::clearFileLevelDecls() {
@@ -2523,7 +2523,7 @@ bool ASTUnit::serialize(raw_ostream &OS) {
 
   SmallString<128> Buffer;
   llvm::BitstreamWriter Stream(Buffer);
-  ASTWriter Writer(Stream, { });
+  ASTWriter Writer(Stream, Buffer, {});
   return serializeUnit(Writer, Buffer, getSema(), hasErrors, OS);
 }