Index: src/InitTweak/FixInit.cc
===================================================================
--- src/InitTweak/FixInit.cc	(revision f9cebb5b27ac03463e4eca5c0e87d48d548e9502)
+++ src/InitTweak/FixInit.cc	(revision dadc1b5f06cc67e49418f26b9adb6ce3fa51ab34)
@@ -284,5 +284,5 @@
 			UntypedExpr * untyped = new UntypedExpr( new NameExpr( fname ) );
 			untyped->get_args().push_back( new AddressExpr( new VariableExpr( var ) ) );
-			if (cpArg) untyped->get_args().push_back( cpArg );
+			if (cpArg) untyped->get_args().push_back( cpArg->clone() );
 
 			// resolve copy constructor