Regression test for a bug observed but not reproduced
diff --git a/testplugins/org.eclipse.objectteams.otdt.tests/otjld/org/eclipse/objectteams/otdt/tests/otjld/other/Java8.java b/testplugins/org.eclipse.objectteams.otdt.tests/otjld/org/eclipse/objectteams/otdt/tests/otjld/other/Java8.java
index 23f27b2..9bc8acc 100644
--- a/testplugins/org.eclipse.objectteams.otdt.tests/otjld/org/eclipse/objectteams/otdt/tests/otjld/other/Java8.java
+++ b/testplugins/org.eclipse.objectteams.otdt.tests/otjld/org/eclipse/objectteams/otdt/tests/otjld/other/Java8.java
@@ -587,5 +587,18 @@
 				"}\n"
 			},
 			"(<orgarg>)");
-    }
+	}
+	public void testLambdaArgNoParen() {
+		runConformTest(
+			new String[] {
+				"LambdaArgNoParen.java",
+				"import java.util.function.Function;\n" +
+				"public class LambdaArgNoParen {\n" +
+				"	void m1(Function<String,Boolean> f) {}\n" +
+				"	void m2() {\n" +
+				"		m1(s -> s.isEmpty());\n" +
+				"	}\n" +
+				"}\n"
+			});
+	}
 }