2 files changed, 3 insertions, 2 deletions
diff --git a/src/qml/compiler/qv4compileddata.cpp b/src/qml/compiler/qv4compileddata.cpp
index 889e755682..cdba3a5931 100644
--- a/src/qml/compiler/qv4compileddata.cpp
+++ b/src/qml/compiler/qv4compileddata.cpp
@@ -94,7 +94,8 @@ static QString cacheFilePath(const QUrl &url)
 }
 #endif
 
-CompilationUnit::CompilationUnit()
+CompilationUnit::CompilationUnit(const Unit *unitData)
+    : data(unitData)
 {}
 
 #ifndef V4_BOOTSTRAP
diff --git a/src/qml/compiler/qv4compileddata_p.h b/src/qml/compiler/qv4compileddata_p.h
index faa2d9bcb4..359a92c166 100644
--- a/src/qml/compiler/qv4compileddata_p.h
+++ b/src/qml/compiler/qv4compileddata_p.h
@@ -884,7 +884,7 @@ Q_STATIC_ASSERT(offsetof(CompilationUnitBase, runtimeRegularExpressions) == offs
 struct Q_QML_PRIVATE_EXPORT CompilationUnit final : public CompilationUnitBase
 {
 public:
-    CompilationUnit();
+    CompilationUnit(const Unit *unitData = nullptr);
 #ifdef V4_BOOTSTRAP
     ~CompilationUnit() {}
 #else