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/enum/NestedEnum.java

@@ -0,0 +1,15 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 5071831
+ * @summary javac allows enum in an inner class for release >= 16
+ * @author gafter
+ *
+ * @compile/fail/ref=NestedEnum.out -XDrawDiagnostics --release 15 NestedEnum.java
+ * @compile NestedEnum.java
+ */
+
+class NestedEnum {
+    class Inner {
+        enum NotAllowedInNonStaticInner {}
+    }
+}