diff -r 000000000000 -r 959103a6100f test/tools/javac/TryWithResources/TwrOnNonResource.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/TryWithResources/TwrOnNonResource.java	Wed Apr 27 01:34:52 2016 +0800
@@ -0,0 +1,30 @@
+/*
+ * @test  /nodynamiccopyright/
+ * @bug 6911256 6964740 7013420
+ * @author Joseph D. Darcy
+ * @summary Verify invalid TWR block is not accepted.
+ * @compile/fail -source 6 TwrOnNonResource.java
+ * @compile/fail/ref=TwrOnNonResource.out -XDrawDiagnostics TwrOnNonResource.java
+ */
+
+class TwrOnNonResource {
+    public static void main(String... args) {
+        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
+            System.out.println(aonr.toString());
+        }
+        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
+            System.out.println(aonr.toString());
+        } finally {;}
+        try(TwrOnNonResource aonr = new TwrOnNonResource()) {
+            System.out.println(aonr.toString());
+        } catch (Exception e) {;}
+    }
+
+    /*
+     * A close method, but the class is <em>not</em> Closeable or
+     * AutoCloseable.
+     */
+    public void close() {
+        throw new AssertionError("I'm not Closable!");
+    }
+}