Index: src/InitTweak/InitTweak.cc
===================================================================
--- src/InitTweak/InitTweak.cc	(revision b6fe7e6c491f467e31d7ef488c6c0c23df6534a8)
+++ src/InitTweak/InitTweak.cc	(revision a6fe3deb08abb23c322b15b3089a5c5864e18334)
@@ -387,4 +387,6 @@
 			} else if ( MemberExpr * memberExpr = dynamic_cast< MemberExpr * >( func ) ) {
 				return memberExpr->get_member()->get_name();
+			} else if ( UntypedMemberExpr * memberExpr = dynamic_cast< UntypedMemberExpr * > ( func ) ) {
+				return memberExpr->get_member();
 			} else {
 				assertf( false, "Unexpected expression type being called as a function in call expression" );