8006263: Supplementary test cases needed for doclint

Reviewed-by: mcimadamore

langtools/test/tools/doclint/tool/StatsTest.java

@@ -0,0 +1,19 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 8006263
+ * @summary Supplementary test cases needed for doclint
+ * @library ..
+ * @build DocLintTester
+ * @run main DocLintTester -ref StatsTest.out -stats -Xmsgs:all StatsTest.java
+ */
+
+// warning: missing comment
+public class StatsTest {
+    /**
+     * � � � �
+     */
+    public void errors() { }
+
+    /** 4 undocumented signature items */
+    public int warnings(int a1, int a2) throws Exception { return 0; }
+}