Fix exception with __using

refs #12408

diff --git a/lib/config/expression.cpp b/lib/config/expression.cpp
index 11ffc9c089c597416923ccc46f76b05a637d57dd..bd24225a1897c8f59d136b4e5610900b345cac39 100644 (file)
--- a/lib/config/expression.cpp
+++ b/lib/config/expression.cpp
@@ -910,7 +910,7 @@ ExpressionResult UsingExpression::DoEvaluate(ScriptFrame& frame, DebugHint *dhin
        if (!frame.Imports)
                frame.Imports = new Array();
        else
-               frame.Imports = static_pointer_cast<Array>(frame.Imports->Clone());
+               frame.Imports = static_pointer_cast<Array>(frame.Imports->ShallowClone());
 
        frame.Imports->Add(import);