undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.

test/langtools/tools/javac/DefiniteAssignment/DASwitch.java

@@ -0,0 +1,25 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 4695463
+ * @summary DA versus switch: javac allows reference to uninitialized variable
+ * @author Neal Gafter (gafter)
+ *
+ * @compile/fail/ref=DASwitch.out -XDrawDiagnostics  DASwitch.java
+ */
+
+public class DASwitch {
+    public static void meth() {
+        int t = 1;
+        {
+            final int x;
+            x = 1;
+        }
+        switch(t) {
+        case 0:
+            Integer b;
+            break;
+        case 1:
+            System.out.println(b.toString());
+        }
+    }
+}