[debug] Fixed compile error. mwe.core 1.3.20 introduced new method
diff --git a/plugins/org.eclipse.xtend/src/org/eclipse/internal/xtend/expression/debug/ExpressionElementAdapter.java b/plugins/org.eclipse.xtend/src/org/eclipse/internal/xtend/expression/debug/ExpressionElementAdapter.java
index 5c89584..619e673 100644
--- a/plugins/org.eclipse.xtend/src/org/eclipse/internal/xtend/expression/debug/ExpressionElementAdapter.java
+++ b/plugins/org.eclipse.xtend/src/org/eclipse/internal/xtend/expression/debug/ExpressionElementAdapter.java
@@ -297,4 +297,8 @@
 		}
 	}
 
+	public boolean shallAddToCallStack(Object element) {
+		return true;
+	}
+
 }