diff --git a/clang/lib/Serialization/ASTReaderDecl.cpp b/clang/lib/Serialization/ASTReaderDecl.cpp
index 6d02f4d..fb56170 100644
--- a/clang/lib/Serialization/ASTReaderDecl.cpp
+++ b/clang/lib/Serialization/ASTReaderDecl.cpp
@@ -1479,6 +1479,7 @@
   BD->setBlockMissingReturnType(Record.readInt());
   BD->setIsConversionFromLambda(Record.readInt());
   BD->setDoesNotEscape(Record.readInt());
+  BD->setCanAvoidCopyToHeap(Record.readInt());
 
   bool capturesCXXThis = Record.readInt();
   unsigned numCaptures = Record.readInt();